| blob | adcbd058c5e09a54b28a6ae1bb6f55925b4c2fc0 |
1 2005-08-12 Paul Brook <paul@codesourcery.com>
3 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
5 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7 * config/s390/predicates.md (setmem_operand): New predicate.
8 (shift_count_operand): Accept ANDs with special constants as
9 operand.
10 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
11 with special constants.
12 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
13 shift_count_operand with setmem_operand.
15 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
17 * config/s390/s390.c (s390_extract_part, s390_single_part):
18 Type cast added.
19 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
20 (s390_output_mi_thunk): Don't use lg on 31 bit.
21 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
22 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
24 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
26 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
27 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
28 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
29 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
30 with one of the new macros.
32 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
34 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
35 Don't set save_return_addr_p.
36 (s390_register_info): Make clobbered_regs not depending on
37 save_return_addr_p.
39 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
41 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
42 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
44 2005-08-11 James E. Wilson <wilson@specifix.com>
46 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
48 2005-08-11 Jakub Jelinek <jakub@redhat.com>
50 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
51 locations gathered by var-tracking in single entry loc_list
52 over loc_descriptor_from_tree.
54 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
55 pass it down to loc_descriptor.
56 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
57 (containing_function_has_frame_base): Move earlier in the file.
58 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
59 instead of always assuming fbreg can't be used.
61 2005-08-11 David Edelsohn <edelsohn@gnu.org>
63 * config/rs6000/altivec.md: Change constraint "m" to "Z".
64 * config/rs6000/predicates.md (indexed_or_indirect_operand):
65 Accept address wrapped in AND for Altivec.
66 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
67 Strip AND wrapping offset address for Altivec.
69 2005-08-11 Richard Henderson <rth@redhat.com>
71 PR middle-end/23312
72 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
73 before using TYPE_IS_SIZETYPE.
75 2005-08-11 Richard Henderson <rth@redhat.com>
77 PR target/22225
78 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
79 insn types not present on ev4.
80 (alphaev5_insn_pipe): Similarly.
82 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
84 PR target/23250
85 * arm.c (arm_override_options): If the user has selected callee-super-
86 interworking, then enable normal interworking.
88 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
90 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
91 redefinition.
93 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
95 * doc/rtl.texi: Fix two typos.
97 2005-08-11 Richard Guenther <rguenther@suse.de>
99 PR target/23289
100 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
101 cases where we call to/from functions returning void.
103 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
105 PR c++/23225
106 * tree.c (build_pointer_type_for_mode): Robustify.
108 2005-08-10 James E Wilson <wilson@specifix.com>
110 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
111 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
113 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
114 "cum->".
116 2005-08-10 Eric Christopher <echristo@apple.com>
118 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
119 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
120 V2DFmode.
122 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
124 PR target/21887
125 * config/darwin.c (machopic_indirect_data_reference): Use a new register
126 for the high part when generating dynamic-no-pic code.
128 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
130 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
131 (x86_64-*-linux*): Likewise.
133 * config/i386/crtfastmath.c: New file.
134 * config/i386/t-crtfm: Likewise.
136 * config/i386/linux.h (ENDFILE_SPEC): New.
137 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
139 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
140 crtfastmath.o.
142 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
144 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
145 (vec_shl, vec_shr): Document new operations.
146 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
148 2005-08-10 David Edelsohn <edelsohn@gnu.org>
150 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
151 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
152 change predicate to indexed_or_indirect_address.
154 2005-08-10 Richard Sandiford <richard@codesourcery.com>
156 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
157 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
158 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
159 and __aeabi_uwrite8.
160 * config/arm/unaligned-funcs.c: New file.
161 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
163 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
165 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
166 Add dump.
167 * cfglayout.c (pass_insn_locators_initialize): Add dump.
168 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
169 Add dump.
170 * except.c (pass_convert_to_eh_region_ranges): Add dump.
171 * final.c (pass_shorten_branches): Add dump.
172 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
173 (pass_life): Rename dump.
174 (rest_of_handle_flow2): Remove initial verify_flow_info.
175 * function.c (pass_instantiate_virtual_regs): Add dump.
176 * integrate.c (pass_initial_value_sets): Add dump.
177 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
178 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
179 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
180 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
181 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
182 gate_rtl_unrool_and_peel_loops): New.
183 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
184 rtl_doloop): Do not look at flags.
185 * mode-switching.c (pass_mode_switching): Add dump.
186 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
187 pass_split_before_regstack): Add dump.
188 * regmove.c (pass_stack_adjustments): Add dump.
189 * tree-optimize.c (pass_fixup_cfg): Add dump.
191 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
193 PR 23309
194 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
195 deciding which instruction sequence to use.
197 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
199 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
200 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
202 2005-08-09 Richard Guenther <rguenther@suse.de>
204 * c-common.c (builtin_function_2): Remove.
205 (def_builtin_1): New function.
206 (c_common_nodes_and_builtins): Use def_builtin_1 to
207 build builtin functions.
209 2005-08-09 Jie Zhang <jie.zhang@analog.com>
211 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
212 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
213 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
214 Visual DSP.
216 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
218 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
219 fold_binary instead of fold_build2 since we don't care about the
220 resulting tree.
221 (loop_niter_by_eval): Likewise.
222 (compare_trees): Likewise.
223 (proved_non_wrapping_p): Likewise.
225 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
227 PR c/23161
228 PR c/23165
229 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
230 if the if is really empty.
232 2005-08-09 Steven Bosscher <stevenb@suse.de>
234 PR tree-optimization/23234
235 * tree-ssa-math-opts.c (place_reciprocal): New enum.
236 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
237 argument of the new enum.
238 (execute_cse_reciprocals): Add reciprocals for function arguments
239 on the unique successor edge of the entry block. Update other calls
240 to execute_cse_reciprocals_1.
242 2005-08-08 Richard Henderson <rth@redhat.com>
244 PR 22439
245 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
247 2005-08-08 Bob Wilson <bob.wilson@acm.org>
249 * expr.c (write_complex_part): Return after handling MEM.
251 2005-08-08 Josh Conner <jconner@apple.com>
253 PR rtl-optimization/23241
254 * combine.c (simplify_comparison): Fix error in determining
255 whether to lift a subreg from comparison.
257 2005-08-08 David Edelsohn <edelsohn@gnu.org>
259 PR target/18506
260 * config/rs6000/altivec.md (vec_init<mode>): New.
261 (vec_set<mode>): New.
262 (vec_extract<mode>): New.
263 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
264 (rs6000_expand_vector_set): New.
265 (rs6000_expand_vector_extract): New.
266 (rs6000_legitimate_offset_address_p): Offset addresses are valid
267 for Altivec modes before reload.
268 (altivec_expand_vec_init_builtin): New.
269 (get_element_number): New.
270 (altivec_expand_vec_set_builtin): New.
271 (altivec_expand_vec_ext_builtin): New.
272 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
273 builtins.
274 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
275 builtins.
276 * config/rs6000/rs6000.h (rs6000_builtins): Add
277 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
278 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
279 * config/rs6000/rs6000-protos.h: Declare new functions.
281 2005-08-08 Jan Hubicka <jh@suse.cz>
283 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
284 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
285 * i386.md (movdi*): Use pic_32bit_operand.
286 * predicates.md (pic_32bit_operand): New.
288 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
290 PR c++/21166
291 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
293 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
295 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
296 (test_for_singularity): Use fold_build2.
298 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
300 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
302 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
304 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
305 (COMMON_ASM_OP) Define.
306 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
307 (ix86_encode_section_info): Likewise.
308 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
309 SUBTARGET_ENCODE_SECTION_INFO.
311 2005-08-06 Richard Henderson <rth@redhat.com>
313 PR 21894
314 * tree-nested.c (convert_local_reference): Save and restore val_only
315 around component_ref and friends. Clear walk_subtrees by default.
317 2005-08-06 Peter O'Gorman <peter@pogma.com>
319 PR 21366
320 * gcc.c (process_command): Check the argument to -b has a dash.
321 * doc/invoke.texi: Update -b and -V docs.
323 2005-08-06 James E Wilson <wilson@specifix.com>
325 * config/mips/cross64.h, config/mips/t-cross64: Delete.
327 2005-08-06 Michael Matz <matz@suse.de>
329 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
330 member only if only one insn is associated with the value.
332 2005-08-06 Nick Clifton <nickc@redhat.com>
334 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
335 New define.
336 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
337 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
338 Check symbol flags instead of symbol name mangling.
339 (xstormy16_asm_output_aligned_common): Likewise. Also
340 simplify code since the bss100_section cass is the only case
341 where the below100 code will be triggered.
342 (xstormy16_encode_section_info): Encode below100 attribute
343 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
344 the name.
345 (xstormy16_strip_name_encoding): Delete - this function is no
346 longer needed.
347 (TARGET_STRIP_NAME_ENCODING): Undefine.
348 * config/stormy16/stormy16-protos.h: Delete prototype for
349 xstormy16_strip_name_encoding.
351 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
353 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
354 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
355 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
356 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
357 config/alpha/predicates.md, config/arc/arc.h,
358 config/arm/arm.h, config/arm/ieee754-df.S,
359 config/arm/ieee754-sf.S, config/bfin/bfin.c,
360 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
361 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
362 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
363 config/m68hc11/m68hc11.h, config/mips/mips.c,
364 config/mips/mips.h, config/mips/openbsd.h,
365 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
366 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
367 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
368 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
369 config/sparc/linux.h, config/sparc/linux64.h,
370 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
371 doc/extend.texi, doc/gcov.texi, doc/install.texi,
372 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
373 typos. Follow spelling conventions.
375 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
377 PR c/23113
378 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
379 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
380 specially. Check for side effects only for COND_EXPR.
381 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
382 return with TREE_NO_WARNING.
384 2005-08-06 Richard Sandiford <richard@codesourcery.com>
386 PR rtl-optimization/23233
387 * loop.c (combine_movables): Require the modes to be the same.
388 (move_movables): Remove handling of cases where the replacement
389 had a different mode to the original.
391 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
393 PR tree-optimization/23128
394 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
395 subtraction wrap, and set TREE_OVERFLOW if they do.
397 2005-08-05 Richard Henderson <rth@redhat.com>
399 PR 21728
400 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
401 FORCED_LABEL labels.
403 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
405 PR middle-end/23135
406 * reload.c (find_reloads_subreg_address): Pass down TYPE
407 unchanged. Change all callers except find_reloads_toplev.
409 2005-08-05 Michael Matz <matz@suse.de>
411 * genattrtab.c (current_alternative_string): Remove.
412 (SIMPLIFY_ALTERNATIVE): Ditto.
413 (attr_alt_bit_p): Ditto.
414 (alternative_name): Make const char *.
415 (evaluate_eq_attr): Remove use of above things.
416 (simplify_test_exp): Ditto.
417 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
418 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
420 2005-08-04 James E Wilson <wilson@specifix.com>
422 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
423 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
424 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
425 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
426 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
428 2005-08-04 Richard Henderson <rth@redhat.com>
430 PR 21529
431 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
432 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
433 * tree-sra.c (decide_block_copy): Use it. Disable element copy
434 if we'd have to instantiate too many members.
436 2005-08-04 Richard Henderson <rth@redhat.com>
438 PR 21291
439 * tree-outof-ssa.c (coalesce_asm_operands): New.
440 (coalesce_ssa_name): Use it. Split out ...
441 (coalesce_phi_operands, coalesce_result_decls): ... these.
443 2005-08-04 Paul Brook <paul@codesourcery.com>
445 * read-rtl.c (read_quoted_string): Break if EOF.
447 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
449 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
450 (fold_build2): Likewise.
451 (fold_build3): Likewise.
452 (fold_build1_stat): New function prototype.
453 (fold_build2_stat): Likewise.
454 (fold_build3_stat): Likewise.
455 * fold-const.c (fold_build1): Rename to ..
456 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
457 through to build1_stat.
458 (fold_build2): Rename to ..
459 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
460 through to build2_stat.
461 (fold_build3): Rename to ..
462 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
463 through to build3_stat.
465 2005-08-04 David Edelsohn <edelsohn@gnu.org>
466 Ian Lance Taylor <ian@airs.com>
468 * function.c (assign_stack_local_1): Do not correct stack slot
469 address if allocation size is smaller than mode size.
471 2005-08-04 Diego Novillo <dnovillo@redhat.com>
473 PR 22037
474 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
475 (tree_merge_blocks): Propagate anything allowed by
476 may_propagate_copy.
477 Clarify documentation.
478 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
479 SSA form, schedule an update if necessary.
481 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
483 * doc/install.texi (Binaries): Remove broken link to
484 Sinix/Reliant Unix binaries.
486 2005-08-03 Richard Henderson <rth@redhat.com>
488 PR 23221
489 * function.c (stack_protect_epilogue): Export.
490 * tree.h (stack_protect_epilogue): Declare.
491 * calls.c (expand_call): Call it.
493 2005-08-03 Eric Christopher <echristo@apple.com>
495 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
496 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
497 spec.
499 2005-08-04 Jan Hubicka <jh@suse.cz>
501 * profile.c (branch_prob): Split edges with goto locus on them
502 to get proper line counts.
503 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
505 2005-08-03 Paul Brook <paul@codesourcery.com>
507 * function.c (assign_parms): Round current_function_args_size
508 to PARM_BOUNDARY, not STACK_BOUNDARY.
510 2005-08-03 Geoffrey Keating <geoffk@apple.com>
512 * config/i386/i386.c (x86_elf_aligned_common)
513 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
515 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
517 PR tree-optimization/23157
518 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
519 before emitting them.
521 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
523 PR tree-optimization/19899
524 * Makefile.in (tree-scalar-evolution.o): Add real.h.
525 * tree-scalar-evolution.c: Include real.h.
526 (add_to_evolution): Build constant -1 of correct type.
528 2005-08-03 Jan Hubicka <jh@suse.cz>
530 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
531 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
532 profile updating for complette unrolling.
533 * loop-unroll.c (peel_loop_completely): Use it.
534 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
535 (tree_unroll_loops_completely): Disable code growing unrolling of cold
536 loops.
538 2005-08-03 Paul Brook <paul@codesourcery.com>
540 * combine.c (can_change_dest_mode): New function.
541 (try_combine, simplify_set): Use it.
543 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
545 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
546 TFmode to BLKmode.
548 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
550 * doc/install.texi (Specific): Adjust link to openavr.org.
551 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
552 (Binaries): Adjust HP-UX Porting Center link.
553 (Binaries): Adjust Free Software Foundation ordering link.
555 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
557 * convert.c (convert_to_integer): Use fold_build1 instead of
558 build1 when converting an integer to an integer.
560 2005-08-02 Richard Henderson <rth@redhat.com>
562 * combine.c (combine_instructions): Don't use reg_equal/equiv
563 results if the mode doesn't match.
565 2005-08-02 Mark Mitchell <mark@codesourcery.com>
567 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
568 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
570 2005-08-02 Richard Henderson <rth@redhat.com>
572 PR 23196
573 * explow.c (memory_address): Remove special-case for
574 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
576 2005-08-02 Diego Novillo <dnovillo@redhat.com>
578 PR 23164
579 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
580 number of calls to cleanup_tree_cfg_1.
582 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
584 * doc/invoke.texi: document file extensions .F90 and .F95
586 2005-08-02 Richard Guenther <rguenther@suse.de>
588 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
589 positive if its first argument is positive.
591 2005-08-02 Richard Guenther <rguenther@suse.de>
593 PR tree-optimization/23177
594 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
595 on TMR_TAG.
597 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
599 PR tree-optimization/23129
600 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
601 varying for divisions with anti-ranges.
603 2005-08-02 Jan Hubicka <jh@suse.cz>
605 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
606 * tree-ssa-threadupdate.c (thread_block): Add it here.
608 2005-08-01 James E Wilson <wilson@specifix.com>
610 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
611 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
612 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
613 New.
614 * config/mips/predicates.md (const_call_insn_operand): Add check for
615 SYMBOL_REF_LONG_CALL_P.
616 * doc/extend.texi (long_call): Document the new attribute.
618 2005-08-01 Ian Lance Taylor <ian@airs.com>
619 Richard Henderson <rth@redhat.com>
621 * Makefile.in (RTL_BASE_H): Add real.h.
622 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
623 instead of memcpy.
624 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
625 directly.
626 * rtl.c (rtl_check_failed_code_mode): New.
627 * rtl.h (struct rtx_def): Add u.rv.
628 (XCMWINT, XCNMPRV): New.
629 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
630 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
632 2005-08-01 Richard Henderson <rth@redhat.com>
634 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
635 with auto-inc codes.
637 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
639 2005-08-01 Jan Hubicka <jh@suse.cz>
641 * i386-protos.h (asm_preferred_eh_data_format): Declare.
642 * i386.c: Include dwarf2.h
643 (asm_preferred_eh_data_format): New.
644 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
646 2005-08-01 Ian Lance Taylor <ian@airs.com>
648 * config/host-linux.c (linux_gt_pch_get_address): Add new name
649 randomize_va_space for virtual address randomization control.
651 2005-08-01 Steven Bosscher <stevenb@suse.de>
653 * common.opt (flag_ipa_cp): Put in right place to maintain
654 alphabetic sort.
656 2005-08-01 Jan Hubicka <jh@suse.cz>
658 * profile.c (compute_value_histograms): Fix thinko.
659 * value-prof.c: Include toplev.h
660 (check_counter): New function.
661 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
662 tree_mod_subtract_transform): Add sanity check.
664 2005-08-01 Richard Guenther <rguenther@suse.de>
666 PR tree-optimization/23133
667 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
668 current functions parameter decls to find defs to cse
669 reciprocals of.
671 2005-08-01 Richard Guenther <rguenther@suse.de>
673 PR tree-optimization/23109
674 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
675 If trapping math is in effect, use post-dominator information
676 to check if we'd in any case reach a trapping point before
677 doing the reciprocal insertion.
678 (execute_cse_reciprocals): Compute post-dominators, if necessary.
679 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
680 expressions are invariant only if trapping math is not in effect.
682 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
684 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
685 cgraph_function_versioning): New declarations.
686 * cgraphunit.c: Add include to ipa-prop.h.
687 (update_call_expr, cgraph_copy_node_for_versioning,
688 cgraph_function_versioning): New functions.
689 * integrate.c (copy_decl_for_inlining): Remove.
690 * ipa-prop.h (ipa_replace_map): New struct.
691 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
692 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
693 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
694 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
695 ipcp_iterate_stage, ipcp_method_scale_print,
696 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
697 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
698 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
699 ipcp_update_bb_counts, ipcp_update_profiling,
700 ipcp_update_edges_counts): New functions.
701 (ipcp_method_cval_init): Remove restriction regarding local methods.
702 (ipcp_init_stage): Add ipcp_method_compute_scale.
703 (ipcp_insert_stage): Add versioning.
704 (ipcp_structures_print): Add ipcp_method_scale_print.
705 (ipcp_driver): Dump profiling info.
706 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
707 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
708 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
709 (struct inline_data): Add versioning_p, ipa_info, new fields.
710 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
711 declare_return_variable): Replace calls to copy_decl_for_inlining with
712 copy_decl_for_dup.
713 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
714 versioning support.
715 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
716 Add argument VERSIONING.
717 (copy_arguments_for_versioning, copy_static_chain,
718 function_versionable_p, tree_versionable_function_p,
719 tree_function_versioning, replace_ref_tree): New functions.
720 * tree-inline.h: Include varray.h.
721 (tree_versionable_function_p, tree_function_versioning,
722 tree copy_decl_for_dup): New declarations.
724 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
726 * ipa-cp.c: New file. Contains IPCP specific functionality.
727 * ipa-prop.h: New file. Contains structures/definitions that can be
728 used by several interprocedural data flow optimizations (and also IPCP).
729 * ipa-prop.c: New file.
730 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
731 * common.opt: Add ipa-cp flag.
732 * timevar.def: Add IPCP optimization.
733 * tree-optimize.c (init_tree_optimization_passes): Schedule
734 pass_ipa_cp.
735 * tree-pass.h (pass_ipa_cp): Declare.
737 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
739 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
740 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
741 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
742 config/i386/i386.c, config/mips/mips.h,
743 config/rs6000/rs6000.h, config/sh/sh.c,
744 config/stormy16/stormy16.c: Fix comment typos.
746 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
748 PR c/22311
749 * c-typeck.c (build_binary_op): Use common_type wrapper on
750 shortened types.
751 (common_type): Update comment.
753 2005-07-31 Steven Bosscher <stevenb@suse.de>
755 PR target/23095
756 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
757 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
758 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
760 2005-07-31 Jan Hubicka <jh@suse.cz>
762 * pretty-print.h (pp_widest_integer): New macro.
763 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
764 counts.
766 2005-07-31 Jan Hubicka <jh@suse.cz>
768 * output.h (enum section_category): Export from varasm.c
769 (categorize_decl_for_section): Likewise.
770 * varasm.c (enum section_category): Kill.
771 (categorize_decl_for_section): Make global.
772 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
773 Declare.
774 * i386.c (ix86_section_threshold): New static variable.
775 (ix86_in_large_data_p, ix86_encode_section_info,
776 x86_64_elf_unique_section,
777 x86_64_elf_select_section): New functions.
778 (TARGET_ENCODE_SECTION_INFO): Define
779 (override_options): Enable medium model for PIC.
780 (ix86_expand_prologue): Expand gen_set_got_rex64.
781 (legitimate_constant_p): Handle new UNSPECs.
782 (legitimate_pic_address_disp_p): Likewise.
783 (legitimize_pic_address): Lower MEDIUM model addressing.
784 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
785 (enum cmodel): Add MEDIUM_PIC.
786 (SYMBOL_REF_FAR_ADDR_P): New macro.
787 (SYMBOL_FLAG_FAR_ADDR): New flag.
788 * i386.md (movdi): Support medium model.
789 (set_got_rex64): New pattern.
790 * i386.opt (mlarge-data-threshold): New flag.
791 * predicates.md (zext_operand/sext_operand): Deal with medium model.
792 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
793 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
794 TARGET_ASM_UNIQUE_SECTION): New.
796 * invoke.texi (-mlarge_data_threshold): Document
798 2005-07-31 Jan Hubicka <jh@suse.cz>
800 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
801 (coalesce_vars): Likewise.
802 * tree-ssa-live.c (coalesce_cost): New.
803 (build_tree_conflict_graph): Use coalesce_cost.
804 * tree-ssa-live.h (coalesce_cost): Declare.
806 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
808 * arm.md (all peepholes for post-increment operations): Delete.
809 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
810 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
811 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
812 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
813 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
815 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
817 * fold-const.c (tree_expr_nonnegative_p): Always return true for
818 non-integral types.
820 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
822 PR target/22582
823 * doc/invoke.texi: Document -rdynamic.
825 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
827 PR c/23143
828 * c-parser.c (c_parser_parms_list_declarator): Call
829 mark_forward_parm_decls.
830 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
831 decls with visibility structure.
833 2005-07-30 Paul Brook <paul@codesourcery.com>
835 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
837 2005-07-30 Paul Brook <paul@codesourcery.com>
839 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
840 prototype.
841 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
842 value for mode.
843 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
845 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
847 PR c/529
848 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
849 nested function declarators.
850 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
851 (grokparms): Call warn_if_shadowing for parameters used within the
852 parameter list.
853 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
854 not used within the parameter list.
855 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
857 2005-07-30 Jan Hubicka <jh@suse.cz>
859 * expr.c (expand_expr_real_1): Do not load mem targets into register.
860 * i386.c (ix86_fixup_binary_operands): Likewise.
861 (ix86_expand_unary_operator): Likewise.
862 (ix86_expand_fp_absneg_operator): Likewise.
863 * optabs.c (expand_vec_cond_expr): Validate dest.
865 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
867 PR c/21720
868 * real.c (real_from_string): Also set last bit if there is a
869 nonzero hex digit beyond GCC's internal precision after ".".
871 2005-07-29 David Edelsohn <edelsohn@gnu.org>
873 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
874 define_constants. Change duplicate values to unassigned numbers.
875 Change UNSPEC_SUBS to UNSPEC_VSUBS.
876 (*altivec_vspltsf): New.
877 (altivec_vperm_v4sf): Delete.
878 (altivec_vperm_<mode>): Use mode macro V.
879 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
880 (altivec_predicate_v4sf): Delete.
881 (altivec_predicate_<mode>): Use mode macro V.
882 (*altivec_lvesfx): New.
883 (*altivec_stvesfx): New.
884 (vec_realign_load_v4sf): Delete.
885 (vec_realign_load_<mode>): Use mode macro V.
886 * config/rs6000/rs6000.c (generate_set_vrsave): Use
887 UNSPECV_SET_VRSAVE.
889 2005-07-29 Mark Mitchell <mark@codesourcery.com>
891 PR bootstrap/23131
892 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
893 string.
894 * configure: Regenerated.
896 2005-07-29 Paul Brook <paul@codesourcery.com>
898 * doc/install.texi: Add link to GFortran binaries wiki page.
900 2005-07-29 David Ung <davidu@mips.com>
902 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
903 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
904 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
905 * config/mips/mips.md (cpu): Add 5kf name.
906 (includes): Includes 5k.md.
907 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
908 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
909 -march flag.
911 2005-07-29 Diego Novillo <dnovillo@redhat.com>
913 PR 22550
914 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
915 (cleanup_tree_cfg): ... here.
916 Call cleanup_tree_cfg_1 until there are no more cleanups to
917 do.
919 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
921 * tree-vrp.c (compare_range_with_value): Return true or false
922 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
923 EQ_EXPR respectively.
925 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
927 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
928 Fix comment typos.
930 2005-07-29 Diego Novillo <dnovillo@redhat.com>
932 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
933 (tree_ssa_dominator_optimize): Increment it.
934 (dump_dominator_optimization_stats): Print it.
936 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
937 Steven Bosscher <stevenb@suse.de>
939 PR rtl-optimization/23117
940 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
941 when head == tail. Tidy comment.
943 2005-07-28 Richard Henderson <rth@redhat.com>
945 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
946 * cselib.c (rtx_equal_for_cselib_p): Likewise.
947 * jump.c (rtx_renumbered_equal_p): Likewise.
948 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
949 CONST_INT and CONST_DOUBLE.
950 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
951 * reload.c (operands_match_p): Special case CONST_INT and
952 CONST_DOUBLE; check mode earlier.
954 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
956 PR c/22240
957 * c-typeck.c (convert_for_assignment): Do not check
958 DECL_IN_SYSTEM_HEADER on NULL fundecl.
960 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
962 PR c/22192
963 * c-typeck.c (composite_type): Prefer constant size arrays to
964 VLAs.
966 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
968 PR c/21720
969 * real.c (real_from_string): Set last bit if there is a nonzero
970 hex digit beyond GCC's internal precision.
972 2005-07-28 Richard Henderson <rth@redhat.com>
974 PR rtl-opt/22619
975 * cfgcleanup.c (try_forward_edges): Watch out for end of
976 insn chain.
978 2005-07-28 James E Wilson <wilson@specifixinc.com>
980 PR c/23106
981 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
983 2005-07-28 Jan Hubicka <jh@suse.cz>
985 * Makefile.in (rtl-profile.o): Kill all traces of it.
986 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
987 * coverage.h (rtl_coverage_counter_ref): Kill.
988 * opts.c (flag_speculative_prefetching_set): Kill.
989 (flag_loop_optimize_set): New.
990 (common_handle_option): Disable loop optimizer when profiling;
991 do not handle speculative prefetching.
992 * passes.c (init_optimization_passes): Replace pass_profiling combo
993 by branch_prob pass.
994 * profile.c (compute_value_histograms): Update for simplified value
995 profiles.
996 (rtl_register_profile_hooks): Kill.
997 (pass_profiling): Kill.
998 (rest_of_handle_branch_prob): Do not profile.
999 * toplev.c (process_options): Remove speculative prefetching.
1000 * toplev.h (flag_tree_based_profiling): Kill.
1001 * tree-profile.c (prepare_instrumented_value,
1002 tree_gen_interval_profiler, tree_gen_pow2_profiler,
1003 tree_gen_one_value_profiler, do_tree_profiling): Update for
1004 simplified datastructures.
1005 * value-prof.c: Add comment that speculative prefetching was dropped;
1006 update rest of file for simplified datastructures.
1007 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
1008 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
1009 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
1010 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
1011 rtl_mod_subtract, gen_speculative_prefetch,
1012 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
1013 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
1014 (gate_handle_value_profile_transformations,
1015 rest_of_handle_value_profile_transformations,
1016 pass_value_profile_transformations): Kill.
1017 * value-prof.h (histogram_value_t): Remove IL based unions.
1018 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
1019 rtl_profile_hooks): Remove hooks.
1021 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
1023 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
1024 (cgraph_clone_node): Likewise.
1025 * cgraph.h (cgraph_clone_edge): Update prototype.
1026 (cgraph_clone_node): Likewise.
1027 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
1028 cgraph_clone_node.
1029 (lookup_recursive_calls): Consider profile.
1030 (cgraph_decide_recursive_inlining): Fix updating; use new
1031 probability argument; use profile.
1032 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
1033 * tree-inline.c (copy_bb): Update clal of clone_edge.
1034 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
1036 * invoke.texi (min-inline-recursive-probability): Document.
1038 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
1040 * doc/install.texi (Configuration): Update Valgrind homepage.
1042 2005-07-28 Richard Henderson <rth@redhat.com>
1044 PR middle-end/21362
1045 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
1046 labels we want to delete.
1047 (cfg_layout_merge_blocks): Likewise.
1049 2005-07-28 Richard Henderson <rth@redhat.com>
1051 PR target/17692
1052 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
1053 when expanding to nothing.
1055 2005-07-28 Josh Conner <jconner@apple.com>
1057 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
1058 (cgraph_decide_inlining_of_small_functions): Likewise.
1060 2005-07-28 Josh Conner <jconner@apple.com>
1062 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
1063 direction of badness if negative.
1064 (cgraph_default_inline_p): Add reason to parameters, and assign it
1065 a value.
1066 (cgraph_decide_inlining_of_small_functions): New parameter in call
1067 to cgraph_default_inline_p.
1068 (cgraph_decide_inlining_incrementally): Likewise.
1069 * cgraphunit.c (decide_is_function_needed): Likewise.
1070 * cgraph.h (cgraph_default_inline_p): Likewise.
1072 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1074 * builtins.c: Fix comment typo(s).
1075 * genautomata.c: Likewise.
1076 * gimplify.c: Likewise.
1077 * tree-dfa.c: Likewise.
1078 * tree-flow-inline.h: Likewise.
1079 * tree-into-ssa.c: Likewise.
1080 * tree-ssa-alias.c: Likewise.
1081 * tree-ssa-ccp.c: Likewise.
1082 * tree-ssa-copy.c: Likewise.
1083 * tree-ssa-dce.c: Likewise.
1084 * tree-ssa-dom.c: Likewise.
1085 * tree-ssa-operands.c: Likewise.
1086 * tree-tailcall.c: Likewise.
1087 * tree-vectorizer.c: Likewise.
1088 * tree-vrp.c: Likewise.
1089 * tree.c: Likewise.
1091 2005-07-28 Jeff Law <law@redhat.com>
1093 * tree-vrp.c (test_for_singularity): Extracted from ...
1094 (simplify_cond_using_ranges): Attempt to simplify a relational
1095 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
1097 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
1099 PR tree-optimization/22506
1100 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
1101 phis whose argument is constant.
1103 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
1105 PR rtl-optimization/18992
1106 Back out this patch:
1107 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1108 PR optimization/12142
1109 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
1110 uses of the register in the SET_SRC. Remove unnecessary argument.
1112 Replace it with this:
1113 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
1114 if flag_non_call_exceptions is set and the insn may trap, pass
1115 pc_rtx as dest for recursion.
1116 In SET_SRC part of SET case, if dest is already set, pass it down
1117 unchanged.
1119 2005-07-28 Jan Hubicka <jh@suse.cz>
1121 * cfg.c (update_bb_profile_for_threading): Use RDIV.
1122 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
1123 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
1124 roundoff errors.
1125 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
1126 profile when available.
1128 2005-07-28 Jan Beulich <jbeulich@novell.com>
1130 * config/ia64/ia64.c (ia64_load_pair_ok): New.
1131 (ia64_print_operand): Describe and handle 'X'.
1132 (ia64_register_move_cost): Also handle FP_REGS.
1133 (ia64_preferred_reload_class): Likewise.
1134 (ia64_secondary_reload_class): Likewise.
1135 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
1136 it. Also check for ITANIUM_CLASS_FLDP.
1137 * config/ia64/ia64.h (FP_REGNO_P): New.
1138 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
1139 (reg_class): Add FP_REGS.
1140 (REG_CLASS_NAMES): Adjust for it.
1141 (REG_CLASS_CONTENTS): Likewise.
1142 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
1143 (REG_CLASS_FROM_LETTER): Handle 'x'.
1144 (CLASS_MAX_NREGS): Handle FP_REGS.
1145 (MEMORY_MOVE_COST): Likewise.
1146 * config/ia64/ia64.md (itanium_class): Add fldp.
1147 (type): Handle fldp.
1148 (movti_internal): More allowable operand combinations. Use ldfp8 when
1149 splitting unnecessary. Remove predicable attribute. Adjust
1150 itanium_class attribute.
1151 (smuldi3_highpart): Remove outdated comment.
1152 (mulditi3, umulditi3, rotlti3): New expanders.
1153 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
1154 (absti2): Disabled new insn for future reference.
1155 Respective new splitters.
1156 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
1157 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
1158 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
1160 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
1162 PR rtl-optimization/23047
1163 * simplify-rtx.c (simplify_const_relational_operation): Respect
1164 flag_wrapv for comparisons with ABS.
1166 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
1168 PR tree-optimization/22493
1169 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
1170 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
1172 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
1174 * config/frv/frv.opt (moptimize-membar): New.
1176 * doc/invoke.texi: Document -moptimize-membar and its inverse.
1178 * config/frv/frv.h: Remove machine_function definition.
1180 * config/frv/frv.c (struct frv_io): New.
1181 (struct machine_function): Moved from frv.h. Add has_membar_p.
1182 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
1183 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
1184 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
1185 (frv_optimize_membar_global, frv_optimize_membar): New functions.
1186 (frv_reorg): Call frv_optimize_membar when appropriate.
1187 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
1188 (frv_expand_builtin): Adjust calls accordingly.
1189 (frv_io_address_cookie): New function.
1190 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
1191 load or store rather than a special insn. Add ccnstant address and
1192 io-type operands to the membar.
1193 (frv_ifcvt_modify_tests): Unsign regno.
1194 (frv_ifcvt_modify_tests): Same.
1196 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
1197 UNSPEC_OPTIONAL_MEMBAR constant.
1198 (builtin_read_<mode>): Delete.
1199 (builtin_write_<mode>): Delete.
1200 ("optional_membar_<mode>"): Add operand.
1202 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
1203 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
1204 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
1205 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
1206 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
1207 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
1208 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
1209 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
1210 * testsuite/gcc.target/frv/all-read-write-1.c: New.
1212 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
1214 * df.c (df_uses_record): Handle SCRATCH.
1216 2005-07-28 Steven Bosscher <stevenb@suse.de>
1218 PR debug/20161
1219 * passes.c (rest_of_decl_compilation): If decl is a type and
1220 we have encountered errors, don't emit debug information.
1222 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
1224 * params.def: Fixed comment.
1226 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
1228 PR target/19885
1229 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
1230 (TARGET_ASM_UNALIGNED_HI_OP): Add.
1231 (TARGET_ASM_UNALIGNED_SI_OP): Add.
1233 2005-07-27 Steven Bosscher <stevenb@suse.de>
1235 PR c++/22003
1236 * varasm.c (assemble_start_function): Don't do anything that may
1237 require a CFG if the current function is a thunk.
1239 2005-07-25 Geoffrey Keating <geoffk@apple.com>
1241 * doc/install.texi (Prerequisites): Mention that perl is needed
1242 to do export control in libstdc++ targetting Darwin.
1244 2005-07-27 Steven Bosscher <stevenb@suse.de>
1246 PR rtl-optimization/17808
1247 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
1248 (sched_insns_conditions_mutex_p): Split out from...
1249 (add_dependence): ...here. But don't call it from here.
1250 (add_dependence_list): Check sched_insns_conditions_mutex_p
1251 before calling add_dependence.
1252 (add_dependence_list_and_free): Likewise.
1253 (fixup_sched_groups): Likewise.
1254 (sched_analyze_1): Likewise.
1255 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
1256 (sched_analyze): Likewise.
1257 (sched_analyze_insn): Likewise.
1258 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
1259 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
1260 dependencies on all COND_EXEC insns to jumps ending basic blocks
1261 when doing intrablock scheduling.
1262 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
1264 2005-07-27 Jeff Law <law@redhat.com>
1266 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
1267 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
1268 equivalency sets, correctly handle the case were vr0 has an
1269 equivalency set, but vr1 does not.
1271 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
1273 PR tree-optimization/23073
1274 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
1275 vect_print_dump_info before fprintf.
1277 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
1279 PR tree-optimize/22348
1280 * tree-ssa-loop-niter.c (number_of_iterations_cond):
1281 Fold the partial computation.
1283 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
1285 PR tree-optimization/22325
1286 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
1287 Declare.
1288 * tree-scalar-evolution.c (scev_const_prop): Add generic final
1289 value replacement.
1290 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
1291 (force_var_cost): ... this function.
1292 (compute_phi_arg_on_exit): Export.
1294 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
1296 PR tree-optimization/20773
1297 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
1298 edge.
1300 2005-07-27 Richard Guenther <rguenther@suse.de>
1302 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
1303 Avoid pushing again if current struct contains only
1304 fields we decomposed.
1306 2005-07-27 Jan Hubicka <jh@suse.cz>
1308 PR tree-optimization/22574
1309 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
1310 not available.
1312 * tree-tailcall.c (decrease_profile): New function.
1313 (eliminate_tail_call): Use it.
1315 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
1316 visibility flags correctly in whole program mode.
1318 2005-07-26 Steve Ellcey <sje@cup.hp.com>
1320 PR rtl-optimization/22472
1321 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
1323 2005-07-26 Steven Bosscher <stevenb@suse.de>
1325 PR tree-optimization/22504
1326 * tree-complex.c (expand_complex_addition): Use 'code' instead
1327 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
1329 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
1331 * config.gcc (cpu_type): Add frv case.
1332 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
1333 (supported_defaults): Add fr550 case.
1335 2005-07-26 Diego Novillo <dnovillo@redhat.com>
1337 PR 22591
1338 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
1339 whether a pointer of type T * may point to objects of type T *.
1341 2005-07-26 DJ Delorie <dj@redhat.com>
1343 * configure: Regenerate.
1345 2005-07-26 Dale Johannesen <dalej@apple.com>
1347 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
1349 2005-07-26 Mark Mitchell <mark@codesourcery.com>
1351 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
1352 Clarify use of "build" in name.
1354 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
1356 * doc/extend.texi (Raw read/write Functions): New section.
1357 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
1358 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
1359 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
1360 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
1361 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
1362 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
1363 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
1364 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
1365 * config/frv/frv.c: Add bdesc_loads global.
1366 Add bdesc_stores global.
1367 (frv_init_builtins): Add support for __builtin_{read/write}*.
1368 (frv_volatile_memref): New.
1369 (frv_expand_load_builtin): New.
1370 (frv_expand_store_builtin): New.
1371 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
1372 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
1373 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
1374 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
1375 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
1376 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
1377 (builtin_read_<mode>): New.
1378 (builtin_write_<mode>): New.
1379 (builtin_write64): New.
1380 (optional_membar_<mode>): New.
1382 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
1384 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
1385 (rather than units) against HOST_BITS_PER_WIDE_INT.
1387 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
1389 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
1390 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
1391 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
1392 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
1393 FSF address.
1395 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
1396 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
1397 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
1398 comment typos.
1399 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
1401 2005-07-26 Richard Guenther <rguenther@suse.de>
1403 PR tree-optimization/22486
1404 * fold-const.c (fold_unary): Fold away useless component
1405 references of the form (T *)&T.x, if the address
1406 doesn't change.
1408 2005-07-25 James E Wilson <wilson@specifixinc.com>
1410 * dwarf2out.c (add_call_src_coords_attributes): New.
1411 (gen_inlined_subroutine_die): Call it.
1412 (maybe_emit_file, init_file_table): Add comments.
1413 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
1414 maybe_emit_file.
1415 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
1416 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
1417 * tree.h (BLOCK_SOURCE_LOCATION): New.
1418 (struct tree_block): New field locus.
1420 2005-07-26 Andreas Schwab <schwab@suse.de>
1422 PR rtl-optimization/23043
1423 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
1424 when allocating a struct unoccr.
1426 2005-07-25 Richard Henderson <rth@redhat.com>
1428 PR 22626
1429 * tree-complex.c (gate_no_optimization): True if errors.
1430 * Makefile.in (tree-complex.o): Update dependencies.
1432 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
1434 * config/frv/predicates.md (integer_register_operand): Use
1435 GPR_AP_OR_PSEUDO_P.
1437 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
1439 PR tree-opt/22484
1440 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
1441 after fold.
1442 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
1444 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
1446 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
1447 types when flag_unsafe_math_optimizations is true.
1449 2005-07-25 Mark Mitchell <mark@codesourcery.com>
1451 * gcc.c (option_map): Add --sysroot.
1452 (process_command): Handle --sysroot.
1453 (display_help): Document it.
1454 * doc/cppopts.tex (-isysroot): Document.
1455 * doc/invoke.texi (--sysroot): Document.
1456 * doc/install.texi (--with-build-sysroot): Document.
1458 * Makefile.in (inhibit_libc): New variable.
1459 (INHIBIT_LIBC_CFLAGS): Likewise.
1460 (LIBGCC2_CFLAGS): Include
1461 $(INHIBIT_LIBC_CFLAGS).
1462 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
1463 ($(T)crtbegin.o): Do not use @inhibit_libc@.
1464 ($(T)crtend.o): Likewise.
1465 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
1466 ($(T)crtendS.o): Likewise.
1467 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
1468 ($(T)crtendT.o): Likewise.
1469 (stmp-fixinc): Do not complain about missing headers if
1470 inhibit_libc.
1471 * configure.ac (inhibit_libc): Set it to true/false.
1472 (--with-build-sysroot): New option. Use it to set
1473 SYSTEM_HEADER_DIR.
1474 * configure: Regenerated.
1476 2005-07-25 Manfred Hollstein <mh@suse.com>
1478 * calls.c (store_one_arg): Fix unsigned comparison warning.
1480 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
1482 PR other/22337
1483 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
1484 (ggc_print_statistics): Initialize variable before use.
1486 2005-07-25 Richard Guenther <rguenther@suse.de>
1488 * tree-dfa.c (mark_new_vars_to_rename): Protect against
1489 calling with a PHI_NODE argument.
1491 * tree-flow-inline.h (overlap_subvar): Protect against
1492 possible overflow.
1494 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
1496 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
1497 * configure: Regenerate.
1499 2005-07-25 Ira Rosen <irar@il.ibm.com>
1501 * expr.c (highest_pow2_factor): Make extern.
1502 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
1503 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
1504 record_array_differ_p, array_ptr_differ_p): Likewise.
1505 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
1506 additional cases. Call the above functions.
1507 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
1508 base_object_differ_p when there are two base objects. Otherwise, compare
1509 base address and offset. Call may_alias_p.
1510 (dump_data_reference): Use a correct field name.
1511 (analyze_array): Make static. Initialize new data-ref fields.
1512 (analyze_indirect_ref): New function.
1513 (init_data_ref): Initialize new data-ref fields.
1514 (strip_conversion): Moved from tree-vect-analyze.c.
1515 (analyze_offset_expr, get_ptr_offset, address_analysis,
1516 object_analysis): Likewise.
1517 (analyze_offset): New function.
1518 (create_data_ref): Likewise.
1519 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
1520 dimensions for ARRAY_REFs only.
1521 (build_classic_dist_vector): Make static.
1522 (access_functions_are_affine_or_constant_p): Call macro to get the
1523 address of access functions.
1524 (compute_all_dependences): Add new parameter
1525 compute_self_and_read_read_dependences. Compute self and read-read
1526 dependences if it is true.
1527 (find_data_references_in_loop): Call create_data_ref. Initialize new
1528 data-ref fields.
1529 (compute_data_dependences_for_loop): Add new parameter
1530 compute_self_and_read_read_dependences. Remove parameter nb_loops,
1531 compute nb_loops. Call compute_all_dependences,
1532 build_classic_dist_vector and build_classic_dir_vector with correct
1533 parameters.
1534 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
1535 with correct parameters. Compare dimensions for ARRAY_REFs only.
1536 (free_data_refs): Call macro to free access functions.
1537 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
1538 fields from stmt_vinfo.
1539 (struct base_object_info): New structure.
1540 (struct data_reference): Move fields to base_object_info. Add fields
1541 first_location and object_info for above structures. Move fields from
1542 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
1543 aligned_to. Add macros to access the new fields.
1544 Update functions declarations.
1545 * tree-flow.h (is_aliased_with): Declare.
1546 * tree-loop-linear.c (linear_transform_loops): Call
1547 compute_data_dependences_for_loop with correct parameters.
1548 * tree-ssa-alias.c (is_aliased_with): New function.
1549 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
1550 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
1551 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
1552 vect_base_addr_differ_p, compute_subscript_distance and
1553 build_classic_dist_vector. Add printings. Check absolute value of
1554 distance.
1555 (vect_analyze_data_ref_dependences): Go through ddrs instead of
1556 data-refs.
1557 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
1558 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
1559 to bytes. Add printing.
1560 (vect_compute_data_refs_alignment): Go through loads and stores in one
1561 loop.
1562 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
1563 vect_analyze_data_ref_access): Likewise.
1564 (vect_analyze_pointer_ref_access): Remove.
1565 (vect_address_analysis, vect_object_analysis): Likewise.
1566 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
1567 and analyze data-refs in the loop.
1568 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
1569 fields of data-ref instead of stmt. Add init to the offset from the
1570 base.
1571 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
1572 (vect_update_init_of_dr): Likewise.
1573 (vect_update_inits_of_drs): Go through loads and stores in one loop.
1574 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
1575 removed fields.
1576 (new_loop_vec_info): Initialize new fields.
1577 (destroy_loop_vec_info): Free new fields.
1578 (vect_strip_conversion): Remove.
1579 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
1580 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
1581 datarefs. Add new field ddrs.
1582 Add macros for the new fields access.
1583 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
1584 base_aligned_p, misalignment, memtag, ptr_info and subvars.
1585 Remove their macros.
1586 * tree.h (highest_pow2_factor): Declare.
1588 2005-07-25 Jakub Jelinek <jakub@redhat.com>
1590 * calls.c (store_one_arg): Check for sibling call MEM arguments
1591 from already clobbered incoming argument area.
1593 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1595 * c-common.c (check_missing_format_attribute): New.
1596 * c-common.h (check_missing_format_attribute): Likewise.
1597 * c-typeck.c (convert_for_assignment): Use it.
1599 2005-07-24 Andreas Schwab <schwab@suse.de>
1601 * config/m68k/m68k.md ("extendqidi2"): When source is an address
1602 register use a word move. Correct operand of ext.w in 68000 code.
1604 2005-07-23 Mark Mitchell <mark@codesourcery.com>
1606 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
1607 variables as declarations, rather than definitions.
1609 2005-07-24 Ira Rosen <irar@il.ibm.com>
1611 PR tree-optimization/22526
1612 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
1613 of the zero node.
1615 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1617 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
1618 that C99 reserve for future use. Use it to define clog10,
1619 clog10f and clog10l.
1621 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1623 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
1624 * configure.ac: Check for -Wmissing-format-attribute.
1626 * configure: Regenerate.
1628 2005-07-23 Richard Henderson <rth@redhat.com>
1630 PR tree-optimization/22623
1631 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
1633 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
1635 PR target/22577
1636 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
1638 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1640 * Makefile.in (C_TREE_H): Update dependencies.
1641 * c-tree.h: Include toplev.h.
1642 * diagnostic.h (diagnostic_set_info): Add format attribute.
1643 * rtl-error.c (diagnostic_for_asm): Likewise.
1645 2005-07-23 Chao-ying Fu <fu@mips.com>
1647 * config/mips/mips-dsp.md: New file.
1648 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
1649 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
1650 functions.
1651 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
1652 MIPS_BUILTIN_BPOSGE32.
1653 (mips_expand_builtin_direct): Add one parameter to indicate that
1654 builtin functions need to return a value.
1655 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
1656 functions.
1657 (mips_regno_to_class): Add classes for 12 new DSP registers.
1658 (mips_subword): Change to check four HI registers.
1659 (mips_output_move): Output move to and from 6 new DSP accumulators.
1660 (override_options): Make sure -mdsp and -mips16 are not used together.
1661 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
1662 for machine modes.
1663 (mips_conditional_register_usage): Disable 6 new DSP accumulators
1664 when !TARGET_DSP.
1665 (print_operand): Add 'q' for printing DSP accumulators.
1666 (mips_cannot_change_mode_class): Check ACC_REGS.
1667 (mips_secondary_reload_class): Check ACC_REGS.
1668 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
1669 (mips_register_move_cost): Check ACC_REGS.
1670 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
1671 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
1672 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
1673 (dsp_bdesc): New array.
1674 (bdesc_arrays): Add DSP builtin function table.
1675 (mips_prepare_builtin_arg): Check predicate again after
1676 copy_to_mode_reg.
1677 (mips_expand_builtin): Add one more parameter to
1678 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
1679 MIPS_BUILTIN_BPOSGE32.
1680 (mips_init_builtins): Initialize new function types.
1681 (mips_expand_builtin_direct): Check if builtin functions need to
1682 return a value and pass operands properly.
1683 (mips_expand_builtin_bposge): New function.
1684 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
1685 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
1686 (FIRST_PSEUDO_REGISTER): Increase to 188.
1687 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
1688 Update for 12 new DSP registers.
1689 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
1690 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
1691 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
1692 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
1693 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
1694 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
1695 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
1696 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
1697 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
1698 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
1699 (REGISTER_NAMES): Add names for 12 new DSP registers.
1700 * config/mips/mips.md: Include mips-dsp.md.
1701 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
1702 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
1703 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
1704 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
1705 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
1706 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
1707 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
1708 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
1709 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
1710 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
1711 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
1712 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
1713 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
1714 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
1715 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
1716 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
1717 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
1718 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
1719 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
1720 (UNSPEC_RDDSP): New constants.
1721 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
1722 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
1723 A<-d alternative.
1724 * config/mips/mips.opt (-mdsp): New option.
1725 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
1726 (reg_imm10_operand): New predicates.
1727 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
1728 * doc/invoke.texi (-mdsp): Document new option.
1730 2005-07-22 DJ Delorie <dj@redhat.com>
1732 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
1733 to warning calls.
1734 * tree-inline.c (inlinable_function_p): Likewise.
1736 2005-07-22 Mark Mitchell <mark@codesourcery.com>
1738 PR debug/21828
1739 * toplev.c (check_global_declarations): Do not mark undefined
1740 variables as DECL_IGNORED_P.
1741 * varasm.c (first_global_object_name): GTY it.
1742 (weak_global_object_name): Likewise.
1743 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
1744 a string to go into {weak,first}_global_object_name.
1746 2005-07-22 DJ Delorie <dj@redhat.com>
1748 * c-format.c (check_function_format): Change warning control
1749 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
1751 2005-07-22 Diego Novillo <dnovillo@redhat.com>
1753 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
1754 &PTR->FLD a dereference of PTR.
1755 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
1756 a potential dereference of PTR.
1758 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
1760 PR rtl-optimization/20370
1761 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
1762 call allocate_reg_info if necessary.
1764 PR rtl-optimization/21848
1765 * calls.c (emit_library_call_value_1): For const functions, add
1766 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
1768 PR rtl-optimization/22445
1769 * cselib.c (target.h): Include.
1770 (rtx_equal_for_cselib_p): Allow commutative matches.
1771 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
1772 Remove MODE parameter. Changed all callers.
1774 PR rtl-optimization/22258
1775 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
1776 New functions.
1777 (try_combine): Use likely_spilled_retval_p.
1779 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
1781 * config.gcc: Add crx-elf support.
1783 * doc/contrib.texi: Mention crx.
1784 * doc/extend.texi: Document crx extensions.
1785 * doc/install.texi: Document crx install.
1786 * doc/invoke.texi: Document crx options.
1787 * doc/md.texi: Document crx constraints.
1789 * config/crx/crx-protos.h: New file.
1790 * config/crx/crx.c: New file.
1791 * config/crx/crx.h: New file.
1792 * config/crx/crx.md: New file.
1793 * config/crx/crx.opt: New file.
1794 * config/crx/t-crx: New file.
1796 2005-07-22 Manfred Hollstein <mh@suse.com>
1798 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
1799 warnings.
1800 (int_add_graph_edge): Likewise.
1801 (collapse_nodes): Likewise.
1802 (process_unification_queue): Likewise.
1804 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1805 Laurent GUERBY <laurent@guerby.net>
1807 PR tree-optimization/22336
1808 * function.c (record_block_change): Check for
1809 cfun->ib_boundaries_block.
1811 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
1813 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
1814 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
1816 2005-07-21 DJ Delorie <dj@redhat.com>
1818 * toplev.c (warn_deprecated_use): Add warning control to warning
1819 call.
1820 * c-typeck.c (parser_build_binary_op): Likewise.
1821 (c_finish_if_stmt): Likewise.
1822 * c-common.c (check_function_sentinel): Likewise.
1823 (check_nonnull_arg): Likewise.
1825 2005-07-21 Richard Henderson <rth@redhat.com>
1827 PR tree-opt/22504
1828 * tree-complex.c (complex_ssa_name_components): New.
1829 (cvc_lookup): Allow entry not found.
1830 (create_components): Remove.
1831 (create_one_component_var, get_component_var): New.
1832 (get_component_ssa_name, set_component_ssa_name): New.
1833 (extract_component): Use get_component_ssa_name.
1834 (update_complex_components): Use set_component_ssa_name.
1835 (update_complex_components_on_edge): Likewise.
1836 (update_phi_components): Create new PHI nodes directly, instead
1837 of adding insns to edges.
1838 (tree_lower_complex): Allocate and free complex_variable_components
1839 and complex_ssa_name_components here.
1841 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
1843 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
1844 revert to returning false.
1846 2005-07-21 Uros Bizjak <uros@kss-loka.si>
1848 PR target/21149
1849 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
1851 2005-07-21 Uros Bizjak <uros@kss-loka.si>
1853 PR target/22576
1854 * config/i386/i386.md (cmpxf): Change operand constraints
1855 to "nonmemory_operand".
1857 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
1859 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
1861 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
1863 PR middle-end/21180
1864 * fold-const.c (fold_build1): Add checksum for the operands.
1865 (fold_build2): Likewise.
1866 (fold_build3): Likewise.
1868 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
1870 PR middle-end/19055
1871 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
1873 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
1875 * common.opt (-fforward-propagate): Committed by mistake,
1876 removed.
1878 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1880 * reg-stack.c: Fix comment typo(s).
1881 * tree-ssa-operands.c: Likewise.
1882 * tree-vectorizer: Likewise.
1884 2005-07-21 Nick Clifton <nickc@redhat.com>
1886 * config/sh/symbian.c: Replace C++ style line comments with C
1887 style line comments.
1888 (symbian_add_attribute): Do not use a ? operator on the LHS of
1889 an assignment.
1890 (sh_symbian_handle_dll_attribute): Change the type of the
1891 method vector to "VEC(tree,gc)*" and use vector accessor
1892 macros to walk over the elements.
1893 (symbian_export_vtable_and_rtti_p): Likewise.
1894 (symbian_class_needs_attribute_p): Likewise.
1896 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
1898 PR target/22085
1899 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
1900 initialize targetm.resolve_overloaded_builtin here.
1901 (altivec_expand_overloaded_builtin): Make it non-static.
1902 * config/rs6000/rs6000-protos.h
1903 (altivec_expand_overloaded_builtin): New prototype.
1904 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
1905 targetm.resolve_overloaded_builtin here.
1906 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
1908 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
1909 Zdenek Dvorak <dvorakz@suse.cz>
1911 PR tree-optimization/19210
1912 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
1913 New.
1914 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
1915 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
1916 rely on unproven assumptions.
1917 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
1918 * tree-flow.h (number_of_iterations_exit): Add final parameter.
1919 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
1920 to number_of_iterations_exit.
1921 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
1922 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
1923 * tree-ssa-loop-niter.c (find_loop_niter,
1924 estimate_numbers_of_iterations_loop): Likewise.
1925 (number_of_iterations_exit): Honor the new options.
1926 * doc/invoke.texi (Wunsafe-loop-optimizations,
1927 funsafe-loop-optimizations): Document them.
1929 2005-07-21 Richard Sandiford <richard@codesourcery.com>
1931 PR rtl-optimization/22167
1932 * gcse.c (hoist_code): Fix hoist_exprs[] check.
1934 2005-07-20 Adam Nemet <anemet@lnxw.com>
1936 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
1937 __do_global_dtors_aux longcall.
1939 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
1941 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
1942 (old_special_pred_table): Don't reference
1943 SPECIAL_MODE_PREDICATES.
1944 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
1945 * config/arc/arc.h: Don't mention PREDICATE_CODES.
1946 * config/sh/predicates.h: Don't mention
1947 SPECIAL_MODE_PREDICATES.
1948 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
1949 Remove.
1951 2005-07-20 DJ Delorie <dj@redhat.com>
1953 * config.gcc: Add m32c-elf support.
1955 * doc/contrib.texi: Mention m32c.
1956 * doc/extend.texi: Document m32c extensions.
1957 * doc/install.texi: Mention m32c.
1958 * doc/invoke.texi: Document m32c options.
1959 * doc/md.texi: Document m32c constraints.
1961 * config/m32c/addsub.md: New file.
1962 * config/m32c/bitops.md: New file.
1963 * config/m32c/cond.md: New file.
1964 * config/m32c/jump.md: New file.
1965 * config/m32c/m32c-lib1.S: New file.
1966 * config/m32c/m32c-lib2.c: New file.
1967 * config/m32c/m32c-modes.def: New file.
1968 * config/m32c/m32c-pragma.c: New file.
1969 * config/m32c/m32c-protos.h: New file.
1970 * config/m32c/m32c.abi: New file.
1971 * config/m32c/m32c.c: New file.
1972 * config/m32c/m32c.h: New file.
1973 * config/m32c/m32c.md: New file.
1974 * config/m32c/m32c.opt: New file.
1975 * config/m32c/minmax.md: New file.
1976 * config/m32c/mov.md: New file.
1977 * config/m32c/muldiv.md: New file.
1978 * config/m32c/predicates.md: New file.
1979 * config/m32c/prologue.md: New file.
1980 * config/m32c/shift.md: New file.
1981 * config/m32c/t-m32c: New file.
1983 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
1985 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
1986 (stack_protect_set, stack_protect_test): New expanders.
1987 (stack_protect_set_si, stack_protect_set_si_media,
1988 stack_protect_set_di_media, stack_protect_test_si,
1989 stack_protect_test_si_media, stack_protect_test_di_media):
1990 New insns.
1992 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
1994 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
1996 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
1998 * tree.h (tree_expr_nonzero_p): Export.
1999 * fold-const.c (tree_expr_nonzero_p): Likewise.
2000 Return true for CALL_EXPRs that are alloca calls.
2001 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
2002 against zero.
2003 * tree-flow.h (expr_computes_nonzero): Remove.
2004 * tree-vrp.c (expr_computes_nonzero): Remove.
2005 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
2006 (extract_range_from_unary_expr): Likewise.
2007 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
2008 tree_expr_nonzero_p.
2010 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
2012 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
2013 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
2014 extra arg "picreg" and use it instead of pic_offset_table_rtx.
2015 All callers changed.
2016 (frame_related_constant_load): New arg "related" which controls
2017 setting of RTX_FRAME_RELATED_P. All callers changed.
2018 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
2019 (bfin_expand_prologue): Add stack limit checking.
2020 * config/bfin/bfin.md (trapifcc): New pattern.
2022 * config/bfin/bfin.c: Include "langhooks.h".
2023 (def_builtin): Go through lang_hooks to call builtin_function.
2025 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
2026 * config/bfin/predicates.md (symbol_ref_operand): New.
2027 (call_insn_operand): Delete. All callers changed to use
2028 register_no_elim_operand.
2029 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
2030 call_cookie field.
2031 (function_arg): Use it to generate the call's operand 2.
2032 (bfin_longcall_p): New function.
2033 (bfin_expand_call): Extra arg "cookie". All callers and declaration
2034 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
2035 determine if the address needs to be in a REG.
2036 (bfin_handle_longcall_attribute): New function.
2037 (bfin_attribute_table): Add "longcall" and "shortcall".
2038 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
2039 (CUMULATIVE_ARGS): New member call_cookie.
2040 (PREDICATE_CODES): Add symbol_ref_operand.
2041 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
2042 extra USE to the pattern.
2043 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
2044 New patterns, split off call_insn, sibcall_insn, call_value_insn and
2045 sibcall_value_insn; now the new patterns handle direct calls and the
2046 old ones indirect calls.
2047 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
2049 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
2051 * doc/trouble.texi: Update section on handling of empty loops.
2053 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
2055 * config.gcc: Remove support for sparc-*-openbsd*,
2056 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
2057 ns32k-*-netbsd*.
2058 * config.host: Remove support for i860-*-sysv4* as a host.
2059 * config/i860/*, config/ip2k/*, config/ns32k/*,
2060 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
2061 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
2062 mention obsolete ports.
2064 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
2066 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
2067 soft frame pointer.
2068 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
2069 of frame_pointer_rtx.
2070 (sh_expand_epilogue): Likewise.
2071 (sh_set_return_address): Likewise.
2072 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
2073 instead of FRAME_POINTER_REGNUM if needed. Add elimination
2074 offsets from FRAME_POINTER_REGNUM.
2075 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
2076 (sh_register_names): Add initializer for sfp.
2077 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
2078 (VALID_REGISTER_P): Likewise.
2079 (FIRST_PSEUDO_REGISTER): Update.
2080 (DWARF_FRAME_REGISTERS): Define.
2081 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
2082 (HARD_FRAME_POINTER_REGNUM): Define.
2083 (FRAME_POINTER_REGNUM): Redefine.
2084 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
2085 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
2086 from FRAME_POINTER_REGNUM.
2087 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
2088 FRAME_POINTER_REGNUM.
2089 (REG_CLASS_CONTENTS): Add sfp.
2090 (REG_ALLOC_ORDER): Likewise.
2091 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
2092 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
2093 of frame_pointer_rtx.
2094 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
2096 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
2098 * fold-const.c (tree_expr_nonnegative_p): Only return true for
2099 ABS_EXPR when flag_wrapv is false because of INT_MIN.
2100 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
2101 of an ABS_EXPR.
2102 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
2103 ABS_EXPR<x>.
2105 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
2107 Make CONSTRUCTOR use VEC to store initializers.
2108 * c-common.c (complete_array_type): Update to cope with VEC in
2109 CONSTRUCTOR_ELTS.
2110 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
2111 (pp_c_constructor_elts): New function.
2112 * c-pretty-print.h (pp_c_constructor_elts): Declare.
2113 * c-typeck.c (build_function_call, build_c_cast, digest_init,
2114 struct constructor_stack, struct initializer_stack,
2115 constructor_elements, push_init_level, pop_init_level,
2116 add_pending_init, find_init_member, output_init_element): Update to
2117 cope with VEC in CONSTRUCTOR_ELTS.
2118 * coverage.c (build_fn_info_value, build_ctr_info_value,
2119 build_gcov_info): Likewise.
2120 * expr.c (categorize_ctor_elements_1, store_constructor,
2121 expand_expr_real_1): Likewise.
2122 * fold-const.c (fold_ternary): Likewise.
2123 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
2124 gimplify_init_constructor, gimplify_expr): Likewise.
2125 * tree-dump.c (dequeue_and_dump): Likewise.
2126 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
2127 node.
2128 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
2129 CONSTRUCTOR_ELTS.
2130 * tree-sra.c (generate_element_init_1): Likewise.
2131 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
2132 * tree-ssa-operands.c (get_expr_operands): Likewise.
2133 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
2134 * tree-vect-transform.c (vect_get_vec_def_for_operand):
2135 (get_initial_def_for_reduction): Likewise.
2136 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
2137 value handle in annotations.
2138 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
2139 tree_node_structure): Add support for constr_kind.
2140 (build_vector_from_ctor, build_constructor_single,
2141 build_constructor_from_list): New functions.
2142 (build_constructor): Update to take a VEC instead of a TREE_LIST.
2143 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
2144 Update to cope with VEC in CONSTRUCTOR_ELTS.
2145 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
2146 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
2147 CONSTRUCTOR_APPEND_ELT): New macros.
2148 (struct constructor_elt, struct tree_constructor): New data types.
2149 (union tree_node): Add tree_constructor field.
2150 * treestruct.def: Define TS_CONSTRUCTOR.
2151 * varasm.c (const_hash_1, compare_constant, copy_constant,
2152 compute_reloc_for_constant, output_addressed_constants,
2153 initializer_constant_valid_p, output_constant,
2154 array_size_for_constructor, output_constructor): Update to cope with
2155 VEC in CONSTRUCTOR_ELTS.
2156 * vec.h (VEC_empty, VEC_copy): New macros.
2158 2005-07-19 Devang Patel <dpatel@apple.com>
2160 * dbxout.c (dbxout_type): Check Objective-C++ lang.
2162 2005-07-19 Richard Henderson <rth@redhat.com>
2164 PR tree-opt/22278
2165 * gimplify.c (gimplify_expr): Use main variant type for the temp
2166 destination for a discarded volatile read.
2167 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
2168 casts between non-void types that change volatility.
2170 2005-07-15 DJ Delorie <dj@redhat.com>
2172 * toplev.h: Add comment about the first parameter for warning().
2173 * errors.h: Likewise.
2175 * c.opt (Wpragmas): New.
2176 * doc/invoke.texi: Document it.
2178 * function.c (do_warn_unused_parameter): Add warning control to
2179 warning call.
2180 * c-decl.c (warn_if_shadowing): Likewise.
2181 * c-lex.c (cb_def_pragma): Likewise.
2182 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
2183 (pop_alignment): Likewise.
2184 (handle_pragma_pack): Likewise.
2185 (apply_pragma_weak): Likewise.
2186 (handle_pragma_weak): Likewise.
2187 (handle_pragma_redefine_extname): Likewise.
2188 (add_to_renaming_pragma_list): Likewise.
2189 (handle_pragma_extern_prefix): Likewise.
2190 (maybe_apply_renaming_pragma): Likewise.
2191 (handle_pragma_visibility): Likewise.
2193 * config/c4x/c4x-c.c (BAD): Likewise.
2194 (c4x_parse_pragma): Likewise.
2195 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
2196 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
2197 (rs6000_pragma_longcall): Likewise.
2198 * config/v850/v850-c.c (pop_data_area): Likewise.
2199 (ghs_pragma_section): Likewise.
2200 (ghs_pragma_section): Likewise.
2201 (ghs_pragma_interrupt): Likewise.
2202 (ghs_pragma_starttda): Likewise.
2203 (ghs_pragma_startsda): Likewise.
2204 (ghs_pragma_startzda): Likewise.
2205 (ghs_pragma_endtda): Likewise.
2206 (ghs_pragma_endsda): Likewise.
2207 (ghs_pragma_endzda): Likewise.
2209 2005-07-19 Danny Berlin <dberlin@dberlin.org>
2210 Kenneth Zadeck <zadeck@naturalbridge.com>
2212 * Makefile.in: Removed tree-promote-statics.c
2213 * tree-promote-statics.c: Removed.
2214 * common.opt: Removed flag-promote-statics.
2215 * opts.c: Ditto.
2216 * passes.c: Removed tree-promote-statics pass.
2217 * tree-pass.h: Ditto.
2218 * timevar.def: Removed TV_PROMOTE_STATICS.
2221 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
2223 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
2224 and *-*-freebsd9.
2225 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
2227 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2229 PR c/22476
2230 * c-common.c (check_function_arguments): Call
2231 'check_function_format' if either -Wformat or
2232 -Wmissing-format-attribute are specified.
2233 * c-format.c (check_function_format): Check -Wformat before
2234 calling 'check_format_info'.
2235 * c-opts.c (c_common_post_options): Don't warn for
2236 -Wmissing-format-attribute without -Wformat.
2237 * c-typeck.c (convert_for_assignment): Detect additional cases for
2238 -Wmissing-format-attribute.
2239 * doc/invoke.texi (-Wmissing-format-attribute): Document new
2240 behavior.
2242 2005-07-19 Richard Guenther <rguenther@suse.de>
2244 * config/i386/i386.md (lrint<mode>2): Use temporary
2245 instead of clobbering non-existent memory.
2247 2005-07-19 Nick Clifton <nickc@redhat.com>
2249 * config/avr/avr.c (legitimate_address_p): Fix debugging print
2250 statement to avoid displaying ASCII control characters.
2252 2005-07-19 Ben Elliston <bje@au.ibm.com>
2254 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
2255 * cfganal.c (find_edge_index): Ditto.
2256 * combine.c (combine_instructions): Ditto.
2257 * ddg.c (create_scc): Ditto.
2258 (find_successors): Ditto.
2259 (find_predecessors): Ditto.
2260 (find_nodes_on_paths): Ditto.
2261 (longest_simple_path): Ditto.
2262 * flow.c (update_life_info): Ditto.
2263 (count_or_remove_death_notes): Ditto.
2264 (clear_log_links): Ditto.
2265 * modulo-sched.c (generate_reg_moves): Ditto.
2266 (find_max_asap): Ditto.
2267 (find_max_hv_min_mob): Ditto.
2268 (find_max_dv_min_mob): Ditto.
2269 * sbitmap.c (sbitmap_first_set_bit): Ditto.
2270 * sched-rgn.c (extract_edgelst): Ditto.
2271 * tree-into-ssa.c (prepare_names_to_update): Ditto.
2272 (dump_update_ssa): Ditto.
2273 (ssa_names_to_replace) Ditto.
2274 (switch_virtuals_to_full_rewrite): Ditto.
2275 (update_ssa): Ditto.
2276 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
2278 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
2280 Fix PR tree-optimization/22483
2282 * tree-complex.c (create_components): Use
2283 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
2284 * tree-flow-inline.h (fill_referenced_var_vec): New function.
2285 * tree-flow.h (safe_referenced_var_iterator): New structure.
2286 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
2287 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
2288 safe_referenced_var iterator.
2289 (add_type_alias): Ditto.
2291 2005-07-19 Steven Bosscher <stevenb@suse.de>
2293 * loop-init.c (rest_of_handle_loop2): Remove.
2294 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
2295 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
2296 (pass_rtl_loop_init, pass_rtl_loop_done,
2297 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
2298 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
2299 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
2300 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
2301 pass_tree_loop_done, and pass_tree_unswitch.
2302 (gate_loop): Rename to gate_tree_loop.
2303 * passes.c (init_optimization_passes): Update for renamed tree
2304 loop passes. Add the new loop2 passes as subpasses of loop2.
2305 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
2306 Update for the renamed tree loop passes.
2308 2005-07-18 Ian Lance Taylor <ian@airs.com>
2310 PR middle-end/22057
2311 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
2312 blocks when optimizing.
2314 2005-07-18 Steve Ellcey <sje@cup.hp.com>
2316 * common.opt (frename-registers): Initialize to 2.
2317 (fweb): Ditto.
2318 (fgcse-after-reload): Ditto.
2319 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
2320 (process_options): Only change flag_web, flag_rename_registers,
2321 and flag_rerun_cse_after_loop if not explicitly set by user.
2323 2005-07-18 Jan Beulich <jbeulich@novell.com>
2325 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
2326 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
2327 in 64-bit mode the same as DImode in 32-bit mode.
2328 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
2329 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
2330 mode. Add new mode parameter.
2331 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
2332 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
2333 x86_64_shift_adj): New expanders.
2334 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
2335 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
2336 insns.
2337 Respective new splitters. Use renamed shift splitter helpers in 32-bit
2338 DImode shift splitters.
2339 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
2340 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
2341 mode parameter.
2343 2005-07-18 Jan Beulich <jbeulich@novell.com>
2345 * i386.md (movdi_extzv_1): New.
2346 (zero_extendhidi2): Combine alternatives and never force use of
2347 REX64 prefix.
2348 (zero_extendqidi2): Likewise. Don't restrict input selection.
2350 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
2352 Fix PR tree-optimization/22531
2353 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
2354 moment.
2356 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
2358 * tree-promote-statics.c (pass_promote_statics): Change dump file
2359 name.
2361 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
2363 * tree-optimize.c (init_tree_optimization_passes): Add
2364 pass_eliminate_useless_stores pass.
2365 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
2366 * tree-ssa-pre.c (is_copy_stmt): New function.
2367 (follow_copies_till_vuse): Ditto.
2368 (do_eustores): Ditto.
2369 (gate_eustores): Ditto.
2371 2005-07-16 Richard Henderson <rth@redhat.com>
2373 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
2375 2005-07-16 Danny Berlin <dberlin@dberlin.org>
2376 Kenneth Zadeck <zadeck@naturalbridge.com>
2378 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
2379 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
2380 ipa-type-escape.h, tree-promote-statics.c
2381 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
2382 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
2383 tree-promote-statics.c: new files.
2384 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
2385 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
2386 int nonlocal_set_p, mark_constant_function): Deleted.
2387 (rest_of_handle_cfg): Removed call to mark_constant_function.
2388 (nonoverlapping_component_refs_p): Added calls to support
2389 type based aliasing.
2390 * tree-ssa-alias.c (may_alias_p,
2391 compute_flow_insensitive_aliasing): Ditto.
2392 * calls.c (flags_from_decl_or_type): Removed reference to
2393 cgraph_rtl_info.
2394 * c-typeck.c (convert_arguments): Make builtins tolerant of having
2395 too many arguments. This is necessary for Spec 2000.
2396 * cgraph.h (const_function, pure_function): Removed.
2397 * common.opt: Added "fipa-pure-const", "fipa-reference",
2398 "fipa-type-escape", and "ftree-promote-static".
2399 * opts.c: Ditto.
2400 * passes.c: Added ipa and tree-promote-statics passes.
2401 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
2402 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
2403 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
2404 * tree-flow.h: Added exposed sra calls and addition of
2405 reference_vars_info field for FUNCTION_DECLS.
2406 * tree-pass.h: Added passes.
2407 * tree-sra.c: (sra_init_cache): New function.
2408 (sra_insert_before, sra_insert_after) Made public.
2409 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
2410 and made public.
2411 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
2412 aliasing. (may_alias_p): Added code to use type escape analysis to
2413 improve alias sets.
2414 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
2415 code to prune clobbers of static variables based on information
2416 produced in ipa-reference pass. Changed call clobbering so that
2417 statics are not marked as clobbered if the call does not clobber
2418 them.
2420 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
2422 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
2423 too.
2425 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
2427 * doc/install.texi (*-*-solaris2*): Document recommended version
2428 of GNU binutils and mention GNU linker problem on Solaris 10.
2430 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
2432 PR c/22421
2433 * c-decl.c (c_build_bitfield_integer_type): New function.
2434 (finish_struct): Call it.
2435 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
2437 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2439 * c-typeck.c (digest_init): Call 'convert_for_assignment'
2440 before returning.
2442 2005-07-16 Jan Hubicka <jh@suse.cz>
2444 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
2445 (scale_bbs_frequencies_int): Watch roundoff errors.
2446 * predict.c (return_prediction): Initialize return_stmt.
2448 2005-07-16 Jan Hubicka <jh@suse.cz>
2450 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
2451 after RTL profiling.
2453 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
2455 PR middle-end/22398
2456 * fold-const.c (build_range_check): Convert high/low to etype
2457 if we are only comparing against exp.
2459 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
2461 Fix PR tree-optimization/22376
2462 * tree-ssa-structalias.c (build_constraint_graph): We really meant
2463 special var here.
2464 (need_to_solve): New function.
2465 (compute_points_to_sets): Use it.
2467 2005-07-15 Jan Hubicka <jh@suse.cz>
2469 * cfg.c (update_bb_profile_for_threading): More diagnostic.
2470 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
2472 2005-07-15 Richard Guenther <rguenther@suse.de>
2474 * c-common.c (handle_flatten_attribute): New function.
2475 Add flatten function attribute.
2476 * doc/extend.texi: Document flatten function attribute.
2477 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
2478 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
2479 New functions.
2480 (cgraph_decide_inlining): Handle functions with flatten
2481 attribute.
2483 2005-07-14 David Edelsohn <edelsohn@gnu.org>
2485 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
2486 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
2487 UNSPEC_XCHG, UNSPEC_AND): New.
2488 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
2489 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
2490 * config/rs6000/sync.md (FETCHOP): New code macro.
2491 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
2492 New code attrs.
2493 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
2494 (sync_compare_and_swap<mode>): Same.
2495 (sync_lock_test_and_set<mode>): Same.
2496 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
2497 for QImode and HImode, and not PPC405.
2498 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
2499 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
2500 (sync_<fetchop>{si,di}_internal): New.
2501 (sync_nand{si,di}_internal): New.
2502 (sync_old_<fetchop>{si,di}_internal): New.
2503 (sync_old_nand{si,di}_internal): New
2504 (sync_new_<fetchop>{si,di}_internal): New.
2505 (sync_new_nand{si,di}_internal): New.
2506 (atomic_and{si,di}): New.
2507 (sync_new_nand{si,di}_internal): New.
2508 (atomic_and{si,di}): New.
2509 (sync_add<mode>_internal): Delete.
2510 (sync_addshort_internal): Use unspec instead of unspec_volatile.
2511 (sync_sub<mode>_internal): Delte.
2512 (sync_subshort_internal): New.
2513 (sync_andsi_internal): Use unspec instead of unspec_volatile.
2514 (sync_anddi_internal): Delete.
2515 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
2516 (sync_booldi_internal): Delete.
2517 (sync_boolc<mode>_internal): Delete.
2518 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
2519 (sync_boolc<mode>_internal2): Delete.
2520 (sync_boolcc<mode>_internal): Delete.
2521 (isync, lwsync): Use unspec instead of unspec_volatile.
2522 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
2523 Revert UNSPEC_VOLATILE.
2524 (rs6000_split_atomic_op): New.
2525 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
2527 2005-07-14 Eric Christopher <echristo@redhat.com>
2529 * config/mips/mips.c (mips_canonicalize_comparison): Cast
2530 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
2532 2005-07-14 Eric Christopher <echristo@redhat.com>
2534 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
2536 2005-07-14 Steven Bosscher <stevenb@suse.de>
2538 PR tree-optimization/22230
2539 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
2540 the computation of the four cross productions for "range op range".
2542 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
2543 Ulrich Weigand <uweigand@de.ibm.com>
2545 PR target/20126
2546 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
2547 in some insn.
2549 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
2551 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
2553 2005-07-14 Steve Ellcey <sje@cup.hp.com>
2555 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
2557 2005-07-14 Richard Guenther <rguenther@suse.de>
2559 PR middle-end/22347
2560 * config/i386/i386-protos.h (ix86_function_value): Change
2561 prototype to match new target hook.
2562 * config/i386/i386.c (ix86_value_regno): Change prototype
2563 to take extra type argument.
2564 (TARGET_FUNCTION_VALUE): Define.
2565 (ix86_function_ok_for_sibcall): Pass extra argument to
2566 ix86_value_regno, check return slot rtx for exact match.
2567 (ix86_function_value): Take extra parameter. Dispatch to
2568 ix86_value_regno with fndecl/fntype as provided.
2569 (ix86_value_regno): Handle extra type argument.
2570 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
2572 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
2573 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
2574 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
2575 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
2576 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
2578 2005-07-14 Richard Guenther <rguenther@suse.de>
2580 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
2581 * calls.c (expand_call): Pass fntype to hard_function_value.
2582 (emit_library_call_value_1): Likewise.
2583 * explow.c: Include target.h.
2584 (hard_function_value): Take extra argument, the fntype.
2585 Use new target hook for function_value.
2586 * expr.h (hard_function_value): Change prototype.
2587 * function.c (aggregate_value_p): Pass 0 as fntype to
2588 hard_function_value.
2589 (assign_parms): Use new target hook for function_value.
2590 Pass 0 as fntype to hard_function_value.
2591 (expand_function_end): Likewise.
2592 * reg-stack.c: Include target.h.
2593 (stack_result): Use new target hook for function_value.
2594 * target-def.h: New target hook function_value.
2595 * target.h: Likewise.
2596 * targhooks.c (default_function_value): New function.
2597 * targhooks.h (default_function_value): Declare.
2599 2005-07-13 Ian Lance Taylor <ian@airs.com>
2601 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
2603 2005-07-14 Jan Hubicka <jh@suse.cz>
2605 * tree-dfa.c (dump_variable): Use default_def function.
2606 * tree-ssa-alias.c (dump_points_to_info): Likewise.
2607 * tree-ssa.c (verify_use): Likewise.
2608 * tree-ssanames.c (release_ssa_name): Likewise.
2609 * tree-tailcall.c (eliminate_tail_call): Likewise.
2610 (tree_optimize_tail_calls_1): Likewise.
2611 * tree-vrp.c (get_value_range): Likewise.
2613 2005-07-14 Ben Elliston <bje@au.ibm.com>
2615 * gcc.c (main): Compare language[0] with '*' when iterating over
2616 the infiles.
2618 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
2620 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
2621 "s390_emit_compare". Add handling of CCZ1mode.
2622 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
2623 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
2624 checking.
2625 (s390_branch_condition_mask): Add CCZ1mode handling.
2626 * config/s390/s390.md: ("seq", "*seq"): New pattern.
2627 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
2628 Use CCZ1mode instead of CCZmode.
2629 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
2631 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
2633 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
2634 pattern.
2635 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
2637 2005-07-13 Eric Christopher <echristo@redhat.com>
2639 * config/mips/mips.c (mips_canonicalize_comparison): New.
2640 (mips_emit_int_relational): Use.
2642 2005-07-13 Eric Christopher <echristo@redhat.com>
2644 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
2645 static extra parts.
2646 * config/s390/s390.md: Include tpf.md. Move tpf specific
2647 patterns...
2648 * config/s390/tpf.md: To here.
2649 * config/s390/s390.opt: Move tpf specific options...
2650 * config/s390/tpf.opt: to here. Add mmain option.
2651 * config/s390/tpf-unwind.h: Remove unnecessary defines.
2652 * config/s390/tpf.h: Rewrite.
2654 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
2656 * doc/tm.texi: Remove @xref{Cross-profiling}.
2658 2005-07-13 Jeff Law <law@redhat.com>
2660 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
2661 expressions, test their _DECL operands for pointer equality rather
2662 than using operand_equal_p.
2664 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
2666 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
2667 (TARGET_POSIX_IO): This.
2668 * config/darwin.h: Likewise.
2669 * config/freebsd.h: Likewise.
2670 * config/linux.h: Likewise.
2671 * config/lynx.h: Likewise.
2672 * config/netbsd.h: Likewise.
2673 * config/rs6000/linux64.h: Likewise.
2674 * config/rs6000/linux.h: Likewise.
2675 * config/s390/tpf.h: Likewise.
2676 * config/sh/embed-elf.h: Likewise.
2677 * config/sparc/linux64.h: Likewise.
2678 * config/sparc/linux.h: Likewise.
2679 * config/svr4.h: Likewise.
2680 * gcov-io.h: Likewise.
2682 * doc/tm.texi: Updated.
2684 * libgcov.c (create_file_directory): Defined only if
2685 TARGET_POSIX_IO is defined.
2686 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
2687 is defined.
2689 2005-07-13 Jan Hubicka <jh@suse.cz>
2691 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
2693 2005-07-13 David Edelsohn <edelsohn@gnu.org>
2695 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
2696 structure as argument.
2698 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
2700 PR tree-optimization/21921
2701 * tree-iterator.c (tsi_link_before): Support the case when
2702 tsi_end_p (tsi) == true.
2704 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
2706 PR tree-optimization/22442
2707 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
2708 correctly.
2710 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
2712 PR rtl-optimization/20376
2713 * toplev.c (process_options): Enable -fweb and -frename-registers when
2714 unrolling.
2715 * doc/invoke.texi: Update the information about when -fweb and
2716 -frename-registers are enabled.
2718 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
2720 PR tree-opt/21840
2721 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
2722 if *rhs_p is not a SSA_NAME.
2724 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
2726 Fix PR tree-optimization/22422
2727 * tree-ssa-structalias.c (struct variable_info): Add flag for
2728 special vars.
2729 (get_varinfo): Now a static function.
2730 (new_varinfo): init has_union and is_special_var to false.
2731 (solution_set_add): Check has_union.
2732 (do_da_constraint): Move temporary variable so it gets reset
2733 properly.
2734 Also check for special variable.
2735 (do_ds_constraint): Ditto.
2736 (do_sd_constraint): Ditto.
2737 (do_structure_copy): Check for special variable.
2738 (find_func_aliases): Ditto.
2739 (init_base_vars): Set special vars properly.
2741 2005-07-13 Jan Hubicka <jh@suse.cz>
2743 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
2744 do unit-at-a-time.
2746 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
2747 (get_expr_operands): Fix thinko wrt flags and subvars.
2749 PR tree-optimize/22379
2750 * tree-inline.c (expand_call_inline): Do not output sorry in early
2751 inlining.
2753 2005-07-12 Dale Johannesen <dalej@apple.com>
2755 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
2757 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
2759 PR bootstrap/21704
2760 * host-linux.h: Include limits.h.
2762 2005-07-12 Dale Johannesen <dalej@apple.com>
2764 * expr.c (compress_float_constant): Add cost check.
2765 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
2767 2005-07-12 Dale Johannesen <dalej@apple.com>
2769 * gcc.target/i386/compress-float-sse.c: New.
2770 * gcc.target/i386/compress-float-sse-pic.c: New.
2771 * gcc.target/i386/compress-float-387.c: New.
2772 * gcc.target/i386/compress-float-387-pic.c: New.
2773 * gcc.dg/compress-float-ppc.c: New.
2774 * gcc.dg/compress-float-ppc-pic.c: New.
2776 2005-07-12 Eric Christopher <echristo@redhat.com>
2778 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
2779 static extra parts.
2780 * config/s390/s390.md: Include tpf.md. Move tpf specific
2781 patterns...
2782 * config/s390/tpf.md: To here.
2783 * config/s390/s390.opt: Move tpf specific options...
2784 * config/s390/tpf.opt: to here. Add mmain option.
2785 * config/s390/tpf-unwind.h: Remove unnecessary defines.
2786 * config/s390/tpf.h: Rewrite.
2788 2005-07-12 Eric Christopher <echristo@redhat.com>
2790 * gcc.c (struct infile): Update comment for language.
2791 (main): Rewrite input file resetting code.
2793 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
2795 PR tree-opt/22335
2796 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
2797 requiring a cast in a non RHS of modify_expr. Add a cast when required.
2798 (lookup_avail_expr): Use constant_boolean_node instead
2799 of boolean_false_node/boolean_true_node.
2801 2005-07-12 Ben Elliston <bje@au.ibm.com>
2803 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
2804 and use it when printing num_edges.
2806 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
2808 * doc/extend.texi (Blackfin Built-in Functions): New section.
2809 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
2810 @opindex.
2812 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
2814 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
2815 s/cmpstrsi/cmpstrnsi
2816 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
2817 'cmpstrnsi'.
2818 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
2819 (init_optabs): Initialize cmpstrn_optab.
2820 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
2821 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
2822 * expr.c: (enum insn_code cmpstrn_optab): Declare.
2823 * config/i386/i386.md: s/cmpstr/cmpstrn
2824 * config/c4x/c4x.md: s/cmpstr/cmpstrn
2825 * doc/md.texi: Update documentation.
2827 2005-07-11 Richard Henderson <rth@redhat.com>
2829 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
2830 build_va_arg_indirect_ref.
2831 (alpha_gimplify_va_arg): Likewise.
2832 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
2833 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
2834 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
2835 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
2836 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
2837 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
2838 Likewise.
2839 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
2841 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
2843 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
2844 * passes.c (init_optimization_passes): Add pass_empty_loop.
2845 * tree-pass.h (pass_empty_loop): Declare.
2846 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
2847 try_remove_empty_loop, remove_empty_loops): New functions.
2848 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
2849 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
2851 2005-07-12 Peter Barada <peter@the-baradas.com>
2853 PR middle-end/16719
2854 PR middle-end/18421
2855 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
2856 in address registers.
2857 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
2858 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
2859 alternative of addsi3_5200.
2861 2005-07-11 Ian Lance Taylor <ian@airs.com>
2863 * config/mips/mips.md (ffs<mode>2): Remove.
2865 2005-07-11 Ian Lance Taylor <ian@airs.com>
2867 * doc/tree-ssa.texi (Cleanups): Improve description of
2868 TRY_FINALLY_EXPR.
2869 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
2871 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
2873 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
2874 * tree.h (DECL_ARGUMENT_FLD): New macro.
2876 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
2878 Fix PR tree-optimization/22404
2880 * tree-ssa-structalias.c (create_variable_info_for): Use
2881 correct offset.
2883 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
2885 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
2886 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
2887 for second comparison operand.
2888 * config/bfin/predicates.md (reg_or_const_int_operand): New.
2890 * config/bfin/bfin.md (define_attr "type"): Add "sync".
2891 (define_insn_reservation "alu"): Likewise.
2892 (csync, ssync): Now of type sync.
2893 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
2894 -mcsync-anomaly -mspecld-anomaly.
2895 * config/bfin/bfin.opt (mcsync): Remove.
2896 (mcsync-anomaly, mspecld-anomaly): Add.
2897 * config/bfin/bfin.c: Include "insn-codes.h".
2898 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
2899 (TARGET_DEFAULT_TARGET_FLAGS): New.
2900 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
2902 2005-07-11 Steven Bosscher <stevenb@suse.de>
2904 * basic-block.h: Give the BB flags enum a name, bb_flags.
2905 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
2906 * cfgcleanup.c (enum bb_flags): Remove here.
2907 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
2908 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
2909 (update_forwarder_flag): Likewise.
2910 (thread_jump): Likewise.
2911 (try_forward_edges): Likewise.
2912 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
2913 forwarder flags. Don't clear bb->aux for all basic blocks. Only
2914 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
2916 2005-07-11 Richard Guenther <rguenther@suse.de>
2918 * config/i386/i386.opt: New target option -msseregparm.
2919 * config/i386/i386.c (override_options): Error out for
2920 -msseregparm but no SSE support.
2921 (ix86_function_sseregparm): Check for global sseregparm.
2922 * doc/invoke.texi: Document -msseregparm.
2924 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2926 * config.gcc (m32r-*-linux*): Use the default extra_parts.
2927 (m32rle-*-linux*): Ditto.
2929 2005-07-11 Jakub Jelinek <jakub@redhat.com>
2931 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
2932 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
2933 bytes.
2935 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2937 PR middle-end/22239
2938 PR target/20126
2939 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
2940 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
2942 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
2944 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
2945 (varmap): Heapify varmap.
2946 (constraints): Heapify constraints.
2947 (struct constraint_graph): Heapify succs and preds.
2948 (constraint_vec_find): Update for heapification.
2949 (constraint_set_union): Ditto.
2950 (insert_into_complex): Ditto.
2951 (constraint_edge_vec_find): Ditto.
2952 (erase_graph_self_edge): Ditto.
2953 (add_graph_edge): Ditto.
2954 (get_graph_weights): Ditto.
2955 (merge_graph_nodes): Ditto.
2956 (build_constraint_graph): Ditto.
2957 (topo_visit): Ditto.
2958 (solve_graph): Ditto.
2959 (create_variable_info_for): Ditto.
2960 (init_base_vars): Ditto.
2961 (delete_points_to_sets): Free graph, varmap, and complex constraints.
2962 (condese_varmap_nodes): Free complex vector.
2963 (clear_edges_for_node): Clear succs and preds vector.
2965 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
2967 * tree-ssa-structalias.c (update_alias_info): Change counting of
2968 references to not include vdefs.
2970 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
2972 * tree-ssa-alias.c (free_used_part_map): Add missing free.
2973 (up_insert): Ditto.
2975 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2977 * pa.c (pa_commutative_p): Make PLUS commutative when
2978 TARGET_NO_SPACE_REGS is true.
2980 2005-07-09 Diego Novillo <dnovillo@redhat.com>
2982 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
2983 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
2984 * tree-dfa.c (dump_subvars_for): New.
2985 (debug_subvars_for): New.
2986 (dump_variable): Show subvariables if VAR has them.
2987 * tree-flow-inline.h (get_subvar_at): New.
2988 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
2989 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
2990 Update all users.
2991 (struct subvar): Change fields offset and size to unsigned
2992 HOST_WIDE_INT.
2993 (dump_subvars_for): Declare.
2994 (debug_subvars_for): Declare.
2995 (get_subvar_at): Declare.
2996 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
2997 to unsigned HOST_WIDE_INT *.
2998 (overlap_subvar): Likewise.
2999 * tree-gimple.c (is_gimple_reg): Always return false for
3000 SFTs and memory tags.
3001 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
3002 Update all callers.
3003 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
3004 (compute_may_aliases): Call compute_points_to_sets.
3005 (collect_points_to_info_for): Remove.
3006 (compute_points_to_and_addr_escape): Remove.
3007 (delete_alias_info): Call delete_points_to_sets.
3008 (compute_flow_sensitive_aliasing): If the call to
3009 find_what_p_points_to returns false, call set_pt_anything.
3010 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
3011 (set_pt_anything): Clear pi->pt_vars.
3012 (set_pt_malloc): Remove.
3013 (merge_pointed_to_info): Remove.
3014 (add_pointed_to_expr): Remove.
3015 (add_pointed_to_var): Remove.
3016 (collect_points_to_info_r): Remove.
3017 (is_escape_site): Make extern.
3018 (create_sft): New.
3019 (create_overlap_variables_for): Call it.
3020 * tree-ssa-copy.c (merge_alias_info): Never merge
3021 flow-sensitive alias information.
3022 * tree-ssa-operands.c (get_expr_operands): Adjust variables
3023 offset and size to be unsigned HOST_WIDE_INT.
3024 (add_to_addressable_set): Rename from note_addressable.
3025 Set TREE_ADDRESSABLE as the variables are added to the set.
3026 Update all users.
3027 (add_stmt_operand): Do not try to micro-optimize unmodifiable
3028 operands into VUSEs when adding V_MAY_DEFs for members in an
3029 alias set.
3030 * tree-ssa-operands.h (add_to_addressable_set): Declare.
3031 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
3032 (struct variable_info): Add bitfield is_heap_var.
3033 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
3034 (new_var_info): Initialize is_heap_var.
3035 (get_constraint_for): Add HEAP variables to the symbol table.
3036 Mark them with is_heap_var.
3037 (update_alias_info): New. Taken mostly from the old
3038 compute_points_to_and_addr_escape.
3039 (handle_ptr_arith): New.
3040 (find_func_aliases): Call update_alias_info.
3041 Call handle_ptr_info for tcc_binary expressions.
3042 Call mark_stmt_modified.
3043 (create_variable_info_for): If DECL has subvars, do not create
3044 variables for its subvars. Always add all the fields.
3045 (set_uids_in_ptset): If the solution includes ANYOFFSET and
3046 SFTs, then add all the SFTs of the structure.
3047 If VI->DECL is an aggregate with subvariables, add the SFT at
3048 VI->OFFSET.
3049 (find_what_p_points_to): If VI is an artificial variable,
3050 translate to bitfields in SSA_NAME_PTR_INFO.
3051 If the solution is empty, set pi->pt_vars to NULL
3052 (init_base_vars): Create ANYOFFSET.
3053 (compute_points_to_sets): Rename from create_alias_vars.
3054 Make extern.
3055 (pass_build_pta): Remove.
3056 (delete_points_to_sets): Rename from delete_alias_vars.
3057 (pass_del_pta): Remove.
3058 * tree-ssa-structalias.h (struct alias_info): Move from
3059 tree-ssa-alias.h.
3060 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
3061 NUM_REFERENCES_SET): Likewise.
3062 (compute_points_to_sets, delete_points_to_sets): Declare.
3064 2005-07-09 Richard Henderson <rth@redhat.com>
3066 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
3067 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
3068 alpha_split_lock_test_and_set_12): New functions.
3069 * config/alpha/alpha-protos.h: Update.
3070 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
3071 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
3072 * config/alpha/sync.md (I12MODE): New.
3073 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
3074 (sync_<fetchop_name><I48MODE>): Likewise.
3075 (sync_nand<I48MODE>): Likewise.
3076 (sync_old_<fetchop_name><I48MODE>): Likewise.
3077 (sync_new_<fetchop_name><I48MODE>): Likewise.
3078 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
3079 (sync_compare_and_swap<I48MODE>): Likewise.
3080 (sync_lock_test_and_set<I48MODE>): Likewise.
3081 (sync_compare_and_swap<I12MODE>): New.
3082 (sync_compare_and_swap<I12MODE>_1): New.
3083 (sync_lock_test_and_set<I12MODE>): New.
3084 (sync_lock_test_and_set<I12MODE>_1): New.
3086 2005-07-09 Diego Novillo <dnovillo@redhat.com>
3088 PR 21356
3089 PR 22332
3090 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
3092 2005-07-09 Jakub Jelinek <jakub@redhat.com>
3094 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
3095 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
3097 2005-07-09 Richard SAndiford <richard@codesourcery.com>
3099 PR target/21656
3100 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
3102 2005-07-08 David Edelsohn <edelsohn@gnu.org>
3104 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
3105 memory_operand constraint.
3106 (store_conditional_<mode>): Same.
3107 (sync_compare_and_swap<mode>): Same.
3108 (sync_lock_test_and_set<mode>): Same.
3110 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
3112 Rewrite PIC support to more closely model actual instructions.
3113 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
3114 (cris_symbol): Remove prototypes for removed functions.
3115 (cris_pic_symbol_type_of, cris_valid_pic_const)
3116 (cris_expand_pic_call_address): Prototypes for new functions.
3117 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
3118 variable.
3119 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
3120 modifiers.
3121 <case ':'>: Add case for new punctuation character.
3122 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
3123 emitting (extra) PIC modifier.
3124 <case UNSPEC>: Do not assert for PLT.
3125 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
3126 (cris_expand_prologue, cris_expand_epilogue): Check
3127 for pic_offset_table_rtx usage instead of taking
3128 current_function_uses_pic_offset_table as the final word.
3129 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
3130 Remove flag_pic difference.
3131 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
3132 the moral equivalents of...
3133 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
3134 functions.
3135 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
3136 (cris_handle_option): Mark ARG as unused.
3137 (cris_expand_pic_call_address): New worker function for "call",
3138 "call_value".
3139 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
3140 output PIC constructs here.
3141 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
3142 as symbol-specific modifers, not whole or part of operands.
3143 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
3144 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
3145 constants and flag_pic.
3146 (CONSTANT_INDEX_P): Adjust for new functions.
3147 (enum cris_pic_symbol_type): New helper type.
3148 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
3149 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
3150 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
3151 define_constants.
3152 ("movsi"): Emit actual instructions for GOT and relative access.
3153 ("*movsi_got_load"): New pattern to set up the register holding
3154 the GOT pointer.
3155 ("*movsi_internal"): Operand 1 is not a plain general_operand.
3156 Adjust FIXME for 'S'.
3157 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
3158 Use "movs" for -fpic cases.
3159 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
3160 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
3161 ("call", "call_value"): Just call cris_expand_pic_call_address for
3162 PIC addresses.
3163 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
3164 Remove special pattern.
3165 ("*expanded_call_side", "*expanded_call_value_side"): New
3166 patterns.
3167 (gotplt-to-plt, gotplt-to-plt-side-call)
3168 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
3169 peephole2:s.
3170 * config/cris/cris/predicates.md
3171 ("cris_general_operand_or_gotless_symbol"): Remove unused
3172 predicate.
3173 ("cris_general_operand_or_symbol"): Adjust for new functions.
3175 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
3177 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
3179 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
3181 * Makefile.in (TREE_H): Add treestruct.def.
3182 (c-decl.o): Add pointer-set.h
3183 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
3184 visibility on regular DECL's.
3185 (merge_decls): Fix the copying of decl nodes of various types for
3186 the new structures. Don't update RTL, section name, weak status,
3187 etc, on DECL's without RTL.
3188 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
3189 Don't check volatile on non-variable types.
3190 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
3191 to check whether we have seen arguments.
3192 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
3193 flag is checked before field (flag is common, field is not).
3194 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
3195 TS_DECL_COMMON could have an origin.
3196 (add_location_or_const_value_attribute): Don't check section name
3197 on non-var/function decls.
3198 (dwarf2out_var_location): Reverse order of tests.
3199 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
3200 with DECL_WRTL_CHECK.
3201 * expmed.c (make_tree): rtl is now in decl_with_rtl.
3202 * fold-const.c (fold_binary): Don't check weakness on
3203 non-var/function decls.
3204 (tree_expr_nonzero_p): Ditto.
3205 (fold_checksum_tree): Use tree_decl_extra as sizeof
3206 buffer.
3207 * ggc-page.c (extra_order_size_table): Add sizes for
3208 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
3209 tree_field_decl.
3210 * gimplify.c (gimplify_bind_expr): Only set
3211 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
3212 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
3213 without RTL.
3214 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
3215 * langhooks.h (init_ts). New langhook.
3216 * passes.c (rest_of_decl_compilation): Reverse order of tests.
3217 * print-tree.c (print_node): Update to only print fields that
3218 exist in the structures the passed decl has.
3219 * toplev.c (wrapup_global_declarations): Don't reset
3220 DECL_DEFER_OUTPUT on DECL's that don't contain it.
3221 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
3222 * tree-inline.c (remap_decl): Ditto.
3223 * tree-outof-ssa.c (create_temp): Reverse order of tests.
3224 * tree-pretty-print.c (print_declaration): Don't print
3225 DECL_REGISTER on things that don't contain it.
3226 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
3227 non-var/function decls.
3228 * tree.c (tree_contains_struct): New structure.
3229 (init_priority_for_decl): New hashtable.
3230 (tree_int_map): New structure.
3231 (tree_int_map_eq): New function.
3232 (tree_int_map_marked_p): Ditto.
3233 (tree_int_map_hash): Ditto.
3234 (tree_map): Move to tree.h.
3235 (tree_map_eq): Externalize.
3236 (tree_map_hash): Ditto.
3237 (tree_map_marked_p): Ditto.
3238 (init_ttree): Set up tree_contains_struct and call langhook.
3239 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
3240 (tree_code_size): Update for new structures.
3241 (tree_node_structure): Update for new structures.
3242 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
3243 without the field.
3244 (copy_node_stat): Copy init priority.
3245 (build_decl_stat): Ditto for visibility.
3246 (ts_enum_names): New.
3247 (tree_contains_struct_check_failed): New function.
3248 (decl_init_priority_lookup): Ditto.
3249 (decl_init_priority_insert): Ditto.
3250 * treestruct.def: New file.
3251 * tree.h (CODE_CONTAINS_STRUCT): New macro.
3252 (CONTAINS_STRUCT_CHECK): Ditto.
3253 (tree_contains_struct_check_failed): New prototype.
3254 (DECL_CHECK): Removed.
3255 (DECL_MINIMAL_CHECK): New.
3256 (DECL_COMMON_CHECK): Ditto.
3257 (DECL_WRTL_CHECK): Ditto.
3258 (DECL_NON_COMMON_CHECK): Ditto.
3259 (DECL_WITH_VIS_CHECK): Ditto.
3260 (VAR_OR_FUNCTION_DECL_P): Ditto
3261 (struct tree_decl_minimal): New structure.
3262 (struct tree_decl_common): Ditto.
3263 (struct tree_decl_with_rtl): Ditto.
3264 (struct tree_decl_with_vis): Ditto.
3265 (struct tree_decl_non_common): Ditto.
3266 (struct tree_field_decl): Ditto.
3267 (struct tree_parm_decl): Ditto.
3268 (struct tree_var_decl): Ditto.
3269 (struct tree_function_decl): Ditto.
3270 (struct tree_const_decl): Ditto.
3271 (struct tree_result_decl): Ditto.
3272 (union tree_node): Add new structures.
3273 * var-tracking.c (track_expr_p): Reverse order of tests.
3275 * doc/c-tree.texi: Add documentation on DECL node internal structure.
3277 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
3279 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
3280 * system.h: Poison FINALIZE_PIC.
3281 * doc/tm.texi (FINALIZE_PIC): Remove.
3283 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
3285 PR tree-opt/22329
3286 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
3287 to the correct type if we have a MODIFY_EXPR.
3289 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
3291 PR tree-optimization/22360
3292 * tree.c (upper_bound_in_type): Fix calculations for casting
3293 to a non-wider signed type and casting a signed value to a
3294 wider unsigned type.
3295 (lower_bound_in_type): Fix calculations for casting to a
3296 non-wider signed type.
3298 PR tree-optimization/20139
3299 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
3300 release_defs.
3301 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
3302 fold_cond_expr_cond.
3303 * tree-ssanames.c (release_defs): Assert in_ssa_p.
3304 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
3306 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
3308 PR tree-opt/22356
3309 * tree-complex.c (expand_complex_libcall): Produce
3310 REALPART_EXPR/IMAGPART_EXPR with the correct type.
3312 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
3314 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
3315 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
3316 b" assert and inserted fastpath code for this case.
3317 (bitmap_ior): Removed "a != b" assert.
3319 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3321 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
3322 (ENDFILE_SPEC): Likewise.
3323 * config/m32r/m32r.h (ASM_SPEC): Likewise.
3325 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
3326 a large stack frame at epilogue.
3328 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
3330 * final.c: Include sdbout.h when required.
3332 2005-07-07 Geoffrey Keating <geoffk@apple.com>
3334 * config.gcc (*-*-darwin*): Only one target-specific header file
3335 for generic darwin.
3336 (powerpc-*-darwin*): Add version-specific header files.
3337 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
3338 * config.in: Regenerate.
3339 * configure: Regenerate.
3340 * gcc.c: Include xregex.h.
3341 (version_compare_spec_function): New.
3342 (spec_function): Add version-compare.
3343 (replace_outfile_spec_function): Reformat comment.
3344 (compare_version_strings): New.
3345 * config/darwin-c.c (version_as_macro): New.
3346 (builtin_define): New.
3347 (darwin_cpp_builtins): New.
3348 * config/darwin-protos.h (darwin_cpp_builtins): New.
3349 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
3350 (LIB_SPEC): Make unconditional, update comment.
3351 (TARGET_C99_FUNCTIONS): Define.
3352 * config/darwin.opt: Sort.
3353 (mmacosx-version-min=): New.
3354 * config/darwin7.h: Delete.
3355 * config/darwin8.h: Delete.
3356 * config/i386/darwin.h (): Call darwin_cpp_builtins.
3357 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
3358 (TARGET_C99_FUNCTIONS): Define.
3359 * config/rs6000/darwin7.h: New.
3360 * config/rs6000/darwin8.h: New.
3361 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
3362 (-mmacosx-version-min): Document.
3364 2005-07-07 Ian Lance Taylor <ian@airs.com>
3366 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
3368 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
3370 PR middle-end/22239
3371 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
3373 2005-07-07 Khem Raj <kraj@mvista.com>
3375 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
3376 in bytes, not words.
3378 2005-07-07 Paul Brook <paul@codesourcery.com>
3380 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
3381 DEFAULT_FUNCTION_ARG_PADDING to upward.
3383 2005-07-07 Richard Henderson <rth@redhat.com>
3385 * function.c (locate_and_pad_parm): Record parameter alignment in
3386 stack_alignment_needed.
3388 2005-07-07 David Edelsohn <edelsohn@gnu.org>
3390 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
3391 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
3392 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
3393 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
3394 (define_attr "type"): Add isync, sync, load_l, store_c.
3395 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
3396 Create scratch volatile MEM.
3397 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
3398 sync.
3399 (load_locked_<mode>): New.
3400 (store_conditional_<mode>): New.
3401 (sync_compare_and_swap<mode>): Replace with splitter.
3402 (sync_lock_test_and_set<mode>): Replace with splitter.
3403 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
3404 and UNSPECV_ISYNC.
3405 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
3406 is ics. Attribute isync.
3407 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
3408 lwsync.
3409 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
3410 and UNSPECV_SYNC_OP.
3411 (emit_unlikely_jump): New.
3412 (emit_load_locked): New.
3413 (emit_store_conditional): New.
3414 (rs6000_split_compare_and_swap): New.
3415 (rs6000_split_lock_test_and_set): New.
3416 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
3417 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
3418 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
3419 rs6000_split_lock_test_and_set): Declare.
3420 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
3421 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
3422 store_c, isync, sync.
3424 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
3426 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
3427 filenames to gtyp-gen.h.
3428 (s-typ-gen): Use it in place of for loops.
3430 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
3432 * hooks.c (hook_bool_rtx_int_false): New function.
3433 * hooks.h (hook_bool_rtx_int_false): Declare.
3434 * target-def.h (TARGET_COMMUTATIVE_P): Define.
3435 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
3436 * target.h (struct gcc_target): Add commutative_p member.
3437 * targhooks.c (hook_bool_rtx_commutative_p): New function.
3438 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
3439 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
3440 (pa_commutative_p): New function.
3441 * jump.c (target.h): Include.
3442 (rtx_renumbered_equal_p): Use targetm.commutative_p.
3443 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
3445 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
3447 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
3448 (s390_expand_setmem): New.
3449 * config/s390/s390.c: Likewise.
3450 (print_shift_count_operand): Truncate to 12 bits instead of 6.
3451 Adapt comments.
3452 * config/s390/s390.md: ("setmem<mode>"): Accept character as
3453 general_operand. Call new function "s390_expand_setmem".
3454 ("clrmem_long", "*clrmem_long"): Rewrite to ...
3455 ("setmem_long", "*setmem_long"): ... this.
3457 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
3459 * config/s390/s390.c: (optimization_options): Enable
3460 TARGET_MVCLE at -Os.
3461 * doc/invoke.texi: Document changes in default behaviour.
3462 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
3464 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
3466 * expr.c: (set_storage_via_setmem): Convert opchar to mode
3467 defined by back-end.
3469 2005-07-07 Jakub Jelinek <jakub@redhat.com>
3471 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
3472 all sets in the pattern.
3473 * config/rs6000/rs6000.md (stack_protect_testsi,
3474 stack_protect_testdi): Likewise.
3476 2005-07-06 Jeff Law <law@redhat.com>
3478 * tree-vrp.c (simplify_using_ranges): Kill.
3479 (vrp_finalize): Remove call to simplify_using_ranges.
3480 (simplify_stmt_using_ranges): New function extracted from
3481 simplify_using_ranges.
3482 (simplify_div_or_mod_using_ranges): Likewise.
3483 (simplify_abs_using_ranges): Likewise.
3484 (simplify_cond_using_ranges): New function.
3485 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
3486 * tree-ssa-propagate.c (substitute_and_fold): Call
3487 simplify_stmt_using_ranges if we have range information.
3489 2005-07-06 James E. Wilson <wilson@specifixinc.com>
3491 * config/ia64/ia64.c (ia64_reorg): Check optimize before
3492 ia64_flag_schedule_isns2.
3494 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
3495 reading/writing general registers.
3496 (ia64_function_arg): Revert 2005-06-18 change.
3498 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
3500 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
3501 (legitimize_tls_address): Use gcc_unreachable instead of abort.
3503 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
3505 * function.c (expand_function_end): Revert part of 2005-06-27
3506 patch. Do sjlj_emit_function_exit_after after return_label.
3508 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
3510 * doc/install.texi (--disable-libssp): New.
3512 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
3514 * doc/invoke.texi: Update -fforce-mem documentation.
3515 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
3516 code for -fforce-mem.
3517 * expmed.c: (store_bit_field,store_fixed_bit_field,
3518 extract_bit_field): Ditto.
3519 * expr.c: (convert_move): Ditto.
3520 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
3521 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
3522 emit_conditional_add,expand_float,expand_fix): Ditto.
3523 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
3524 (common_handle_option): Issue warning when -fforce-mem specified.
3526 2005-07-06 Paul Brook <paul@codesourcery.com>
3528 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
3529 argument is empty.
3530 * configure: Regenerate.
3532 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
3534 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
3536 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
3538 Fix PR tree-optimization/22319
3539 Fix PR tree-optimization/22140
3540 Fix PR tree-optimization/22310
3542 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
3543 variable sized types.
3544 Use correct type for intermediate structure on *a = *b structure
3545 copies.
3547 2005-07-06 Jakub Jelinek <jakub@redhat.com>
3549 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
3550 Remove.
3551 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
3552 (machine_function): Move typedef to...
3553 * config/rs6000/rs6000.c (machine_function): ... here. Add
3554 varargs_save_offset field.
3555 (rs6000_stack_t): Remove varargs_size field.
3556 (setup_incoming_varargs): Allocate varargs save area using
3557 assign_stack_local, try to make it as small as possible.
3558 Save offset from virtual_stack_vars_rtx to the save area
3559 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
3560 instead of magic 8 when fp word byte size is used.
3561 (rs6000_va_start): Use cfun->machine->varargs_save_offset
3562 instead of -RS6000_VARARGS_SIZE.
3563 (rs6000_stack_info, debug_stack_info,
3564 rs6000_initial_elimination_offset): Remove all traces of
3565 varargs_size.
3566 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
3567 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
3568 RS6000_VARARGS_AREA.
3570 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
3572 PR tree-optimization/21963
3573 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
3574 constant_multiple_of in the same way get_computation_cost_at does.
3576 2005-07-06 Jakub Jelinek <jakub@redhat.com>
3578 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
3579 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
3580 (gen_compare_reg): If sparc_compare_emitted is set, clear it
3581 and return its previous value.
3582 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
3583 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
3584 constants.
3585 (stack_protect_set, stack_protect_test): New expanders.
3586 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
3587 stack_protect_testdi): New insns.
3588 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3589 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
3591 2005-07-06 Jeff Law <law@redhat.com>
3593 * tree-ssa-dce.c (cfg_altered): New global.
3594 (tree_dce_init): Initialize cfg_altered.
3595 (remove_dead_stmt): If we remove an edge in the CFG, then set
3596 CFG_ALTERED.
3597 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
3598 the dominators.
3600 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
3602 * Makefile.in (stamp-collect-ld): Use
3603 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
3604 ./collect-ld if it already exists.
3605 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
3606 Don't remove ./nm if it already exists.
3608 2005-07-05 Devang Patel <dpatel@apple.com>
3610 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
3611 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
3612 * tree-vectorizer.c (vect_loop_location): New.
3613 (vect_print_dump_info): Use vect_loop_location.
3614 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
3615 (vectorize_loops): Set vect_loop_location.
3616 * tree-vect-analyze.c (vect_analyze_offset_expr,
3617 vect_determin_vectorization_factor, vect_analyze_operations,
3618 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
3619 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
3620 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
3621 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
3622 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
3623 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
3624 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
3625 vect_analyze_loop): Adjust vect_print_dump_info API.
3626 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
3627 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
3628 vect_finish_stmt_generation, vectorizable_assignment,
3629 vectorizable_operation, vectorizable_store, vectorizable_load,
3630 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
3631 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
3632 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
3633 vect_transform_loop): Same.
3634 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
3635 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
3636 Same.
3638 2005-07-05 Randolph Chung <tausq@debian.org>
3640 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
3641 * configure: Regenerate.
3642 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
3643 (pa_tls_referenced_p): Declare.
3644 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
3645 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
3646 (legitimize_tls_address): New.
3647 (hppa_legitimize_address): Handle TLS addresses.
3648 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
3649 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
3650 (emit_move_sequence): Handle TLS addresses.
3651 (pa_encode_section_info): Call default handler to handle common
3652 sections.
3653 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
3654 (CONSTANT_ADDRESS_P): Reject TLS operands.
3655 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
3656 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
3657 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
3658 (UNSPEC_TLSLE): Define new constants.
3659 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
3660 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
3661 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
3662 (tie_symbolic_operand, tle_symbolic_operand): New
3664 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
3666 * aclocal.m4: Update macros for autoconf 2.59 style.
3667 * configure.ac: Likewise.
3669 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3671 * pa.c (function_value): Handle small aggregates on 32-bit targets.
3672 (function_arg): Pass small aggregates in general registers on 32-bit
3673 targets.
3674 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
3676 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
3678 * Makefile.in (final.o): Fix dependencies.
3680 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
3682 PR c/22013
3683 PR c/22098
3684 * langhooks.h (struct lang_hooks): Add expr_to_decl.
3685 * langhooks.c (lhd_expr_to_decl): New.
3686 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
3687 New.
3688 (LANG_HOOKS_INITIALIZER): Update.
3689 * tree.c (recompute_tree_invarant_for_addr_expr): Call
3690 expr_to_decl langhook.
3691 * c-tree.h (c_expr_to_decl): Declare.
3692 * c-typeck.c (c_expr_to_decl): New.
3693 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
3694 specially.
3695 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
3697 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
3699 PR c/22308
3700 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
3701 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
3703 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
3705 * Makefile.in: Adjust dependencies.
3706 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
3707 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
3708 * alias.c (rest_of_handle_cfg, pass_cfg): New.
3709 * bb-reorder.c (duplicate_computed_gotos): Make it static.
3710 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
3711 rest_of_compilation.
3713 * bb-reorder.c (gate_duplicate_computed_gotos,
3714 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
3715 rest_of_handle_reorder_blocks, pass_reorder_blocks,
3716 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
3717 pass_partition_blocks): New.
3718 * bt-load.c (gate_handle_branch_target_load_optimize,
3719 rest_of_handle_branch_target_load_optimize,
3720 pass_branch_target_load_optimize): New.
3721 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
3722 pass_jump2): New.
3723 * cfglayout.c (pass_insn_locators_initialize): New.
3724 * cfgrtl.c (pass_free_cfg): New.
3725 * combine.c (gate_handle_combine, rest_of_handle_combine,
3726 pass_combine): New.
3727 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
3728 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
3729 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
3730 * except.c (pass_set_nothrow_function_flags,
3731 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
3732 pass_rtl_eh): New.
3733 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
3734 rest_of_handle_shorten_branches, pass_shorten_branches,
3735 rest_of_clean_state, pass_clean_state): New.
3736 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
3737 rest_of_handle_remove_death_notes, pass_remove_death_notes,
3738 rest_of_handle_life, pass_life, rest_of_handle_flow2,
3739 pass_flow2): New.
3740 * function.c (pass_instantiate_virtual_regs, pass_init_function,
3741 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
3742 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
3743 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
3744 pass_gcse): New.
3745 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
3746 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
3747 pass_rtl_ifcvt, gate_handle_if_after_combine,
3748 rest_of_handle_if_after_combine, pass_if_after_combine,
3749 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
3750 pass_if_after_reload): New.
3751 * integrate.c (pass_initial_value_sets): New.
3752 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
3753 pass_purge_lineno_notes): New.
3754 * mode-switching.c (rest_of_handle_mode_switching,
3755 pass_mode_switching): New.
3756 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
3757 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
3758 pass_loop2): New.
3759 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
3760 pass_loop_optimize): New.
3761 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
3762 pass_sms): New.
3763 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
3764 pass_gcse2): New.
3765 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
3766 pass_postreload_cse): New.
3767 * profile.c (gate_handle_profiling, pass_profiling,
3768 rest_of_handle_branch_prob, pass_branch_prob): New.
3769 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
3770 pass_split_before_regstack, gate_handle_split_before_regstack,
3771 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
3772 rest_of_handle_split_all_insns, pass_split_all_insns): New.
3773 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
3774 pass_stack_regs): New.
3775 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
3776 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
3777 pass_stack_adjustments): New.
3778 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
3779 pass_regrename): New.
3780 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
3781 pass_delay_slots, gate_handle_machine_reorg,
3782 rest_of_handle_machine_reorg, pass_machine_reorg): New.
3783 * rtl.h (extern void purge_line_number_notes): New.
3784 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
3785 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
3786 pass_sched2): New.
3787 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
3788 pass_tracer): New.
3789 * value-prof.c (gate_handle_value_profile_transformations,
3790 rest_of_handle_value_profile_transformations,
3791 pass_value_profile_transformations): New.
3792 * var-tracking.c (gate_handle_var_tracking,
3793 pass_variable_tracking): New.
3794 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
3796 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
3797 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
3798 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
3799 rest_of_handle_old_regalloc, rest_of_handle_regrename,
3800 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
3801 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
3802 rest_of_handle_gcse2, rest_of_handle_regmove,
3803 rest_of_handle_tracer, rest_of_handle_if_conversion,
3804 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
3805 rest_of_handle_web, rest_of_handle_branch_prob,
3806 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
3807 rest_of_handle_jump_bypass, rest_of_handle_combine,
3808 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
3809 rest_of_handle_gcse, rest_of_handle_loop_optimize,
3810 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
3811 rest_of_handle_mode_switching, rest_of_handle_jump,
3812 rest_of_handle_eh, rest_of_handle_stack_adjustments,
3813 rest_of_handle_flow2, rest_of_handle_jump2,
3814 rest_of_handle_peephole2, rest_of_handle_postreload,
3815 rest_of_handle_shorten_branches, rest_of_clean_state,
3816 rest_of_compilation): Remove.
3818 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
3819 * passes.c (dump_flags, in_gimple_form, all_passes,
3820 all_ipa_passes, all_lowering_passes, register_one_dump_file,
3821 register_dump_files, next_pass_1, last_verified, execute_todo,
3822 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
3823 from tree-optimize.c.
3824 (init_optimization_passes): Moved from tree-optimize.c,
3825 adding the RTL optimizations.
3826 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
3827 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
3828 all_ipa_passes, all_lowering_passes, register_one_dump_file,
3829 register_dump_files, next_pass_1, last_verified, execute_todo,
3830 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
3831 init_tree_optimization_passes, ipa_passes): Delete.
3832 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
3833 the RTL dumps.
3834 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
3835 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
3836 from tree.h.
3837 (ipa_passes): Remove.
3838 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
3839 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
3840 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
3841 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
3842 (dump_info_p, dump_flag): Moved to tree-dump.h.
3844 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
3845 cgraph.c, opts.c.
3846 * passes.c (finish_optimization_passes): Use dump_begin
3847 and dump_end, TDI_end.
3848 (gate_rest_of_compilation): New.
3849 (pass_rest_of_compilation): Use it.
3850 (gate_postreload, pass_postreload): New.
3851 * toplev.c (general_init): Rename init_tree_optimization_passes.
3852 * toplev.h (init_tree_optimization_passes): Rename to
3853 init_optimizations_passes.
3854 * tree-dump.c (dump_flag): Make static.
3855 (dump_files): Remove RTL dumps.
3856 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
3857 pass_cleanup_cfg, pass_free_cfg_annotations,
3858 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
3859 pass_init_datastructures, pass_fixup_cfg): Make non-static.
3860 * tree-pretty-print.c: Include tree-pass.h.
3861 * cgraph.c: Include tree-dump.h.
3863 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
3865 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
3866 Only fall back to saying it points to readonly memory if
3867 we can't do better.
3869 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3871 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
3872 * config/m32r/m32r.c (m32r_compute_frame_size,
3873 m32r_expand_prologue): Take current_function_profile into
3874 account whenever we reference
3875 current_function_uses_pic_offset_table.
3876 (m32r_finalize_pic): Remove.
3877 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
3879 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
3881 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
3882 instead of $<. Don't remove ./as if it already exists.
3884 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3886 PR target/21723
3887 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
3888 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
3889 for complex modes when generating code for PA 1.0.
3890 (VALID_FP_MODE_P): New macro.
3891 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
3892 sets for all general and floating point modes. Align wide floating
3893 point modes to even register boundaries to comply with architectural
3894 requirements.
3895 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
3896 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
3897 (VALID_FP_MODE_P): New macro.
3898 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
3899 sets for all general and floating point modes. Align wide floating
3900 point modes to even register boundaries to comply with architectural
3901 requirements.
3903 2005-07-04 Diego Novillo <dnovillo@redhat.com>
3905 * tree-dump.c (dump_files): Initialize dump number for .cgraph
3906 to 0.
3908 2005-07-04 Diego Novillo <dnovillo@redhat.com>
3910 * tree-ssa-structalias.c: Don't include expr.h.
3912 2005-07-04 Diego Novillo <dnovillo@redhat.com>
3914 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
3915 comments.
3917 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
3919 Fix PR tree-optimization/22279
3921 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
3922 correct operator.
3924 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
3926 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
3928 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
3930 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
3931 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
3932 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
3933 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
3934 config/stormy16/stormy16.c, config/v850/v850.c,
3935 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
3936 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
3937 Avoid "." or "\n" at end of diagnostics and capital letters at
3938 start of diagnostics.
3939 * combine.c, cse.c: Don't translate dump file output.
3940 * toplev.c (print_version): Only translate output if going to
3941 stderr.
3943 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
3945 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
3946 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
3947 typos.
3949 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3951 * pa.c (fix_range): Fix typo in comment.
3953 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
3955 * tree-vrp.c (extract_range_from_assert): Replace
3956 fold (build (...)) with fold_build2.
3958 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3960 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
3961 gcc_gfc_char_table, init_dynamic_gfc_info): New.
3962 (format_types_orig, handle_format_attribute): Add support for
3963 format "gcc_gfc".
3965 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
3967 * varasm.c (assemble_variable): Fix format specifier thinko.
3969 2005-07-03 Ira Rosen <irar@il.ibm.com>
3971 PR tree-optimization/22029 (and 22135)
3972 * tree-pretty-print.c (dump_generic_node): Check that the node is not
3973 a phi node before calling dump_vops.
3975 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
3977 * tree-dump.h (dump_string_field): Declare.
3978 * tree-dump.c: Use it instead of dump_string.
3979 (dump_string_field): Make non-static.
3981 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
3983 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
3984 up the minimal CFG stuff always when optimize > 0. Call
3985 split_all_insns_noflow in PIC case if needed.
3987 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
3988 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
3990 PR c++/18279
3991 * c-decl.c (c_write_global_declarations): Dump contents of
3992 external scope to.
3993 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
3994 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
3995 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
3996 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
3997 is enabled.
3999 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
4001 * c-common.h (GCC_DIAG_STYLE): Define.
4002 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
4003 version for format checking to 4.1.
4004 * c-format.c: Include toplev.h after c-common.h.
4005 (enum format_type): Add gcc_tdiag_format_type.
4006 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
4007 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
4008 (format_types_orig): Add gcc_tdiag.
4009 (init_dynamic_diag_info): Support gcc_tdiag formats.
4010 (handle_format_attribute): Likewise.
4011 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
4012 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
4013 version for format checking to 4.1.
4014 (warning0, warning, error, pedwarn, sorry): Use
4015 ATTRIBUTE_GCC_DIAG.
4016 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
4017 (finish_aliases_1): Do not use %qE.
4018 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
4019 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
4020 Correct format bugs.
4021 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
4022 parameter to unsigned HOST_WIDE_INT.
4023 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
4025 2005-07-02 David Edelsohn <edelsohn@gnu.org>
4027 PR middle-end/21742
4028 * expr.c (write_complex_part): Use adjust_address for MEM.
4029 (read_complex_part): Same.
4031 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
4033 Fix PR tree-optimization/22280
4035 * tree-sra.c (generate_element_init): Remove useless loop.
4037 2005-07-02 Richard Henderson <rth@redhat.com>
4039 * config/alpha/alpha.c (alpha_legitimize_address): Check for
4040 TLS_MODEL_NONE.
4041 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
4043 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
4045 PR middle-end/14490
4046 * fold-const.c (fold_binary): Handle the return value of
4047 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
4048 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
4050 2005-07-02 Jeff Law <law@redhat.com>
4052 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
4053 a eliminate type conversion which feeds an equality comparison
4054 if the original type or either operand in the comparison is a
4055 function pointer.
4057 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
4059 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
4060 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
4061 texts.
4062 * config/avr/avr.c: Do not use '`' as left quote.
4063 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
4064 Remove "." from end of diagnostics. Make diagnostics start with
4065 lowercase letter.
4067 2005-07-02 Zack Weinberg <zack@codesourcery.com>
4068 Joseph S. Myers <joseph@codesourcery.com>
4070 * toplev.c (default_tree_printer): Handle setting location with
4071 '+' flag.
4072 * c-objc.common.c (c_tree_printer): Likewise.
4073 * c-format.c (gcc_diag_flag_specs): Add '+'.
4074 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
4075 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
4076 formats.
4077 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
4078 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
4079 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
4080 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
4081 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
4082 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
4083 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
4084 format arguments where %J is used without %D.
4086 2005-07-02 Jakub Jelinek <jakub@redhat.com>
4088 * gcc.c (LINK_SSP_SPEC): Define.
4089 (link_ssp_spec): New variable.
4090 (LINK_COMMAND_SPEC): Add %(link_ssp).
4091 (static_specs): Add link_ssp_spec.
4092 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
4093 * configure: Rebuilt.
4094 * config.in: Rebuilt.
4096 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
4097 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
4098 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
4099 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
4100 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
4101 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
4102 -0x7008(2) instead of reading __stack_chk_guard variable.
4103 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
4104 number.
4105 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
4106 (stack_protect_set, stack_protect_test): Use *_tls* patterns
4107 if TARGET_THREAD_SSP_OFFSET is defined.
4108 (stack_tls_protect_set_si, stack_tls_protect_set_di,
4109 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
4111 Revert:
4112 2005-06-27 Richard Henderson <rth@redhat.com>
4113 * libgcc-std.ver (GCC_4.1.0): New.
4114 * libgcc.h (__stack_chk_guard): Declare.
4115 (__stack_chk_fail, __stack_chk_fail_local): Declare.
4116 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
4117 * mklibgcc.in (lib2funcs): Add them.
4119 2005-07-01 Richard Henderson <rth@redhat.com>
4121 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
4122 void * before struct sigcontext *.
4123 (x86_fallback_frame_state): Likewise.
4125 2005-07-01 James E. Wilson <wilson@specifixinc.com>
4127 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
4129 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
4131 PR tree-opt/22269
4132 * tree-ssa-reassoc.c (should_transpose): Fix which operand
4133 we check for SSA_NAME for.
4135 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
4137 Fix PR tree-optimization/22071
4139 * tree-ssa-structalias.c (offset_overlaps_with_access): New
4140 function.
4141 (get_constraint_for_component_ref): Use it.
4143 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
4145 PR other/22264
4146 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
4147 print out the last new line.
4149 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
4151 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
4152 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
4153 * config/cris/cris.c (cris_conditional_register_usage): Adjust
4154 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
4155 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
4156 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
4157 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
4158 (enum reg_class): New member CC0_REGS.
4159 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
4160 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
4161 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
4162 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
4163 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
4164 Adjust for register now described.
4166 2005-07-01 Jakub Jelinek <jakub@redhat.com>
4168 PR target/22262
4169 * config/i386/i386.md (stack_protect_test_si,
4170 stack_protect_test_di): Add earlyclobber for scratch 3.
4171 * config/rs6000/rs6000.md (stack_protect_testsi,
4172 stack_protect_testdi): Add earlyclobber for scratch 3,
4173 remove earlyclobber from scratch 4.
4175 Older entries for 2005 can be found in ChangeLog-2005.