1 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
4 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
5 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
6 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
7 with one of the new macros.
9 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
11 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
12 Don't set save_return_addr_p.
13 (s390_register_info): Make clobbered_regs not depending on
16 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
18 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
19 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
21 2005-08-11 James E. Wilson <wilson@specifix.com>
23 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
25 2005-08-11 Jakub Jelinek <jakub@redhat.com>
27 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
28 locations gathered by var-tracking in single entry loc_list
29 over loc_descriptor_from_tree.
31 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
32 pass it down to loc_descriptor.
33 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
34 (containing_function_has_frame_base): Move earlier in the file.
35 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
36 instead of always assuming fbreg can't be used.
38 2005-08-11 David Edelsohn <edelsohn@gnu.org>
40 * config/rs6000/altivec.md: Change constraint "m" to "Z".
41 * config/rs6000/predicates.md (indexed_or_indirect_operand):
42 Accept address wrapped in AND for Altivec.
43 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
44 Strip AND wrapping offset address for Altivec.
46 2005-08-11 Richard Henderson <rth@redhat.com>
49 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
50 before using TYPE_IS_SIZETYPE.
52 2005-08-11 Richard Henderson <rth@redhat.com>
55 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
56 insn types not present on ev4.
57 (alphaev5_insn_pipe): Similarly.
59 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
62 * arm.c (arm_override_options): If the user has selected callee-super-
63 interworking, then enable normal interworking.
65 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
67 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
70 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
72 * doc/rtl.texi: Fix two typos.
74 2005-08-11 Richard Guenther <rguenther@suse.de>
77 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
78 cases where we call to/from functions returning void.
80 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
83 * tree.c (build_pointer_type_for_mode): Robustify.
85 2005-08-10 James E Wilson <wilson@specifix.com>
87 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
88 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
90 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
93 2005-08-10 Eric Christopher <echristo@apple.com>
95 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
96 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
99 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
102 * config/darwin.c (machopic_indirect_data_reference): Use a new register
103 for the high part when generating dynamic-no-pic code.
105 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
107 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
108 (x86_64-*-linux*): Likewise.
110 * config/i386/crtfastmath.c: New file.
111 * config/i386/t-crtfm: Likewise.
113 * config/i386/linux.h (ENDFILE_SPEC): New.
114 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
116 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
119 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
121 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
122 (vec_shl, vec_shr): Document new operations.
123 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
125 2005-08-10 David Edelsohn <edelsohn@gnu.org>
127 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
128 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
129 change predicate to indexed_or_indirect_address.
131 2005-08-10 Richard Sandiford <richard@codesourcery.com>
133 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
134 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
135 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
137 * config/arm/unaligned-funcs.c: New file.
138 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
140 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
142 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
144 * cfglayout.c (pass_insn_locators_initialize): Add dump.
145 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
147 * except.c (pass_convert_to_eh_region_ranges): Add dump.
148 * final.c (pass_shorten_branches): Add dump.
149 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
150 (pass_life): Rename dump.
151 (rest_of_handle_flow2): Remove initial verify_flow_info.
152 * function.c (pass_instantiate_virtual_regs): Add dump.
153 * integrate.c (pass_initial_value_sets): Add dump.
154 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
155 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
156 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
157 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
158 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
159 gate_rtl_unrool_and_peel_loops): New.
160 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
161 rtl_doloop): Do not look at flags.
162 * mode-switching.c (pass_mode_switching): Add dump.
163 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
164 pass_split_before_regstack): Add dump.
165 * regmove.c (pass_stack_adjustments): Add dump.
166 * tree-optimize.c (pass_fixup_cfg): Add dump.
168 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
171 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
172 deciding which instruction sequence to use.
174 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
176 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
177 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
179 2005-08-09 Richard Guenther <rguenther@suse.de>
181 * c-common.c (builtin_function_2): Remove.
182 (def_builtin_1): New function.
183 (c_common_nodes_and_builtins): Use def_builtin_1 to
184 build builtin functions.
186 2005-08-09 Jie Zhang <jie.zhang@analog.com>
188 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
189 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
190 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
193 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
195 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
196 fold_binary instead of fold_build2 since we don't care about the
198 (loop_niter_by_eval): Likewise.
199 (compare_trees): Likewise.
200 (proved_non_wrapping_p): Likewise.
202 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
206 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
207 if the if is really empty.
209 2005-08-09 Steven Bosscher <stevenb@suse.de>
211 PR tree-optimization/23234
212 * tree-ssa-math-opts.c (place_reciprocal): New enum.
213 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
214 argument of the new enum.
215 (execute_cse_reciprocals): Add reciprocals for function arguments
216 on the unique successor edge of the entry block. Update other calls
217 to execute_cse_reciprocals_1.
219 2005-08-08 Richard Henderson <rth@redhat.com>
222 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
224 2005-08-08 Bob Wilson <bob.wilson@acm.org>
226 * expr.c (write_complex_part): Return after handling MEM.
228 2005-08-08 Josh Conner <jconner@apple.com>
230 PR rtl-optimization/23241
231 * combine.c (simplify_comparison): Fix error in determining
232 whether to lift a subreg from comparison.
234 2005-08-08 David Edelsohn <edelsohn@gnu.org>
237 * config/rs6000/altivec.md (vec_init<mode>): New.
238 (vec_set<mode>): New.
239 (vec_extract<mode>): New.
240 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
241 (rs6000_expand_vector_set): New.
242 (rs6000_expand_vector_extract): New.
243 (rs6000_legitimate_offset_address_p): Offset addresses are valid
244 for Altivec modes before reload.
245 (altivec_expand_vec_init_builtin): New.
246 (get_element_number): New.
247 (altivec_expand_vec_set_builtin): New.
248 (altivec_expand_vec_ext_builtin): New.
249 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
251 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
253 * config/rs6000/rs6000.h (rs6000_builtins): Add
254 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
255 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
256 * config/rs6000/rs6000-protos.h: Declare new functions.
258 2005-08-08 Jan Hubicka <jh@suse.cz>
260 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
261 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
262 * i386.md (movdi*): Use pic_32bit_operand.
263 * predicates.md (pic_32bit_operand): New.
265 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
268 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
270 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
272 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
273 (test_for_singularity): Use fold_build2.
275 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
277 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
279 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
281 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
282 (COMMON_ASM_OP) Define.
283 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
284 (ix86_encode_section_info): Likewise.
285 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
286 SUBTARGET_ENCODE_SECTION_INFO.
288 2005-08-06 Richard Henderson <rth@redhat.com>
291 * tree-nested.c (convert_local_reference): Save and restore val_only
292 around component_ref and friends. Clear walk_subtrees by default.
294 2005-08-06 Peter O'Gorman <peter@pogma.com>
297 * gcc.c (process_command): Check the argument to -b has a dash.
298 * doc/invoke.texi: Update -b and -V docs.
300 2005-08-06 James E Wilson <wilson@specifix.com>
302 * config/mips/cross64.h, config/mips/t-cross64: Delete.
304 2005-08-06 Michael Matz <matz@suse.de>
306 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
307 member only if only one insn is associated with the value.
309 2005-08-06 Nick Clifton <nickc@redhat.com>
311 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
313 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
314 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
315 Check symbol flags instead of symbol name mangling.
316 (xstormy16_asm_output_aligned_common): Likewise. Also
317 simplify code since the bss100_section cass is the only case
318 where the below100 code will be triggered.
319 (xstormy16_encode_section_info): Encode below100 attribute
320 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
322 (xstormy16_strip_name_encoding): Delete - this function is no
324 (TARGET_STRIP_NAME_ENCODING): Undefine.
325 * config/stormy16/stormy16-protos.h: Delete prototype for
326 xstormy16_strip_name_encoding.
328 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
330 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
331 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
332 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
333 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
334 config/alpha/predicates.md, config/arc/arc.h,
335 config/arm/arm.h, config/arm/ieee754-df.S,
336 config/arm/ieee754-sf.S, config/bfin/bfin.c,
337 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
338 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
339 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
340 config/m68hc11/m68hc11.h, config/mips/mips.c,
341 config/mips/mips.h, config/mips/openbsd.h,
342 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
343 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
344 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
345 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
346 config/sparc/linux.h, config/sparc/linux64.h,
347 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
348 doc/extend.texi, doc/gcov.texi, doc/install.texi,
349 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
350 typos. Follow spelling conventions.
352 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
355 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
356 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
357 specially. Check for side effects only for COND_EXPR.
358 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
359 return with TREE_NO_WARNING.
361 2005-08-06 Richard Sandiford <richard@codesourcery.com>
363 PR rtl-optimization/23233
364 * loop.c (combine_movables): Require the modes to be the same.
365 (move_movables): Remove handling of cases where the replacement
366 had a different mode to the original.
368 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
370 PR tree-optimization/23128
371 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
372 subtraction wrap, and set TREE_OVERFLOW if they do.
374 2005-08-05 Richard Henderson <rth@redhat.com>
377 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
380 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
383 * reload.c (find_reloads_subreg_address): Pass down TYPE
384 unchanged. Change all callers except find_reloads_toplev.
386 2005-08-05 Michael Matz <matz@suse.de>
388 * genattrtab.c (current_alternative_string): Remove.
389 (SIMPLIFY_ALTERNATIVE): Ditto.
390 (attr_alt_bit_p): Ditto.
391 (alternative_name): Make const char *.
392 (evaluate_eq_attr): Remove use of above things.
393 (simplify_test_exp): Ditto.
394 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
395 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
397 2005-08-04 James E Wilson <wilson@specifix.com>
399 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
400 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
401 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
402 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
403 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
405 2005-08-04 Richard Henderson <rth@redhat.com>
408 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
409 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
410 * tree-sra.c (decide_block_copy): Use it. Disable element copy
411 if we'd have to instantiate too many members.
413 2005-08-04 Richard Henderson <rth@redhat.com>
416 * tree-outof-ssa.c (coalesce_asm_operands): New.
417 (coalesce_ssa_name): Use it. Split out ...
418 (coalesce_phi_operands, coalesce_result_decls): ... these.
420 2005-08-04 Paul Brook <paul@codesourcery.com>
422 * read-rtl.c (read_quoted_string): Break if EOF.
424 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
426 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
427 (fold_build2): Likewise.
428 (fold_build3): Likewise.
429 (fold_build1_stat): New function prototype.
430 (fold_build2_stat): Likewise.
431 (fold_build3_stat): Likewise.
432 * fold-const.c (fold_build1): Rename to ..
433 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
434 through to build1_stat.
435 (fold_build2): Rename to ..
436 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
437 through to build2_stat.
438 (fold_build3): Rename to ..
439 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
440 through to build3_stat.
442 2005-08-04 David Edelsohn <edelsohn@gnu.org>
443 Ian Lance Taylor <ian@airs.com>
445 * function.c (assign_stack_local_1): Do not correct stack slot
446 address if allocation size is smaller than mode size.
448 2005-08-04 Diego Novillo <dnovillo@redhat.com>
451 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
452 (tree_merge_blocks): Propagate anything allowed by
454 Clarify documentation.
455 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
456 SSA form, schedule an update if necessary.
458 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
460 * doc/install.texi (Binaries): Remove broken link to
461 Sinix/Reliant Unix binaries.
463 2005-08-03 Richard Henderson <rth@redhat.com>
466 * function.c (stack_protect_epilogue): Export.
467 * tree.h (stack_protect_epilogue): Declare.
468 * calls.c (expand_call): Call it.
470 2005-08-03 Eric Christopher <echristo@apple.com>
472 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
473 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
476 2005-08-04 Jan Hubicka <jh@suse.cz>
478 * profile.c (branch_prob): Split edges with goto locus on them
479 to get proper line counts.
480 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
482 2005-08-03 Paul Brook <paul@codesourcery.com>
484 * function.c (assign_parms): Round current_function_args_size
485 to PARM_BOUNDARY, not STACK_BOUNDARY.
487 2005-08-03 Geoffrey Keating <geoffk@apple.com>
489 * config/i386/i386.c (x86_elf_aligned_common)
490 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
492 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
494 PR tree-optimization/23157
495 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
496 before emitting them.
498 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
500 PR tree-optimization/19899
501 * Makefile.in (tree-scalar-evolution.o): Add real.h.
502 * tree-scalar-evolution.c: Include real.h.
503 (add_to_evolution): Build constant -1 of correct type.
505 2005-08-03 Jan Hubicka <jh@suse.cz>
507 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
508 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
509 profile updating for complette unrolling.
510 * loop-unroll.c (peel_loop_completely): Use it.
511 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
512 (tree_unroll_loops_completely): Disable code growing unrolling of cold
515 2005-08-03 Paul Brook <paul@codesourcery.com>
517 * combine.c (can_change_dest_mode): New function.
518 (try_combine, simplify_set): Use it.
520 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
522 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
525 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
527 * doc/install.texi (Specific): Adjust link to openavr.org.
528 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
529 (Binaries): Adjust HP-UX Porting Center link.
530 (Binaries): Adjust Free Software Foundation ordering link.
532 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
534 * convert.c (convert_to_integer): Use fold_build1 instead of
535 build1 when converting an integer to an integer.
537 2005-08-02 Richard Henderson <rth@redhat.com>
539 * combine.c (combine_instructions): Don't use reg_equal/equiv
540 results if the mode doesn't match.
542 2005-08-02 Mark Mitchell <mark@codesourcery.com>
544 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
545 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
547 2005-08-02 Richard Henderson <rth@redhat.com>
550 * explow.c (memory_address): Remove special-case for
551 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
553 2005-08-02 Diego Novillo <dnovillo@redhat.com>
556 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
557 number of calls to cleanup_tree_cfg_1.
559 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
561 * doc/invoke.texi: document file extensions .F90 and .F95
563 2005-08-02 Richard Guenther <rguenther@suse.de>
565 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
566 positive if its first argument is positive.
568 2005-08-02 Richard Guenther <rguenther@suse.de>
570 PR tree-optimization/23177
571 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
574 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
576 PR tree-optimization/23129
577 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
578 varying for divisions with anti-ranges.
580 2005-08-02 Jan Hubicka <jh@suse.cz>
582 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
583 * tree-ssa-threadupdate.c (thread_block): Add it here.
585 2005-08-01 James E Wilson <wilson@specifix.com>
587 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
588 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
589 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
591 * config/mips/predicates.md (const_call_insn_operand): Add check for
592 SYMBOL_REF_LONG_CALL_P.
593 * doc/extend.texi (long_call): Document the new attribute.
595 2005-08-01 Ian Lance Taylor <ian@airs.com>
596 Richard Henderson <rth@redhat.com>
598 * Makefile.in (RTL_BASE_H): Add real.h.
599 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
601 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
603 * rtl.c (rtl_check_failed_code_mode): New.
604 * rtl.h (struct rtx_def): Add u.rv.
605 (XCMWINT, XCNMPRV): New.
606 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
607 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
609 2005-08-01 Richard Henderson <rth@redhat.com>
611 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
614 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
616 2005-08-01 Jan Hubicka <jh@suse.cz>
618 * i386-protos.h (asm_preferred_eh_data_format): Declare.
619 * i386.c: Include dwarf2.h
620 (asm_preferred_eh_data_format): New.
621 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
623 2005-08-01 Ian Lance Taylor <ian@airs.com>
625 * config/host-linux.c (linux_gt_pch_get_address): Add new name
626 randomize_va_space for virtual address randomization control.
628 2005-08-01 Steven Bosscher <stevenb@suse.de>
630 * common.opt (flag_ipa_cp): Put in right place to maintain
633 2005-08-01 Jan Hubicka <jh@suse.cz>
635 * profile.c (compute_value_histograms): Fix thinko.
636 * value-prof.c: Include toplev.h
637 (check_counter): New function.
638 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
639 tree_mod_subtract_transform): Add sanity check.
641 2005-08-01 Richard Guenther <rguenther@suse.de>
643 PR tree-optimization/23133
644 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
645 current functions parameter decls to find defs to cse
648 2005-08-01 Richard Guenther <rguenther@suse.de>
650 PR tree-optimization/23109
651 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
652 If trapping math is in effect, use post-dominator information
653 to check if we'd in any case reach a trapping point before
654 doing the reciprocal insertion.
655 (execute_cse_reciprocals): Compute post-dominators, if necessary.
656 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
657 expressions are invariant only if trapping math is not in effect.
659 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
661 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
662 cgraph_function_versioning): New declarations.
663 * cgraphunit.c: Add include to ipa-prop.h.
664 (update_call_expr, cgraph_copy_node_for_versioning,
665 cgraph_function_versioning): New functions.
666 * integrate.c (copy_decl_for_inlining): Remove.
667 * ipa-prop.h (ipa_replace_map): New struct.
668 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
669 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
670 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
671 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
672 ipcp_iterate_stage, ipcp_method_scale_print,
673 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
674 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
675 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
676 ipcp_update_bb_counts, ipcp_update_profiling,
677 ipcp_update_edges_counts): New functions.
678 (ipcp_method_cval_init): Remove restriction regarding local methods.
679 (ipcp_init_stage): Add ipcp_method_compute_scale.
680 (ipcp_insert_stage): Add versioning.
681 (ipcp_structures_print): Add ipcp_method_scale_print.
682 (ipcp_driver): Dump profiling info.
683 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
684 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
685 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
686 (struct inline_data): Add versioning_p, ipa_info, new fields.
687 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
688 declare_return_variable): Replace calls to copy_decl_for_inlining with
690 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
692 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
693 Add argument VERSIONING.
694 (copy_arguments_for_versioning, copy_static_chain,
695 function_versionable_p, tree_versionable_function_p,
696 tree_function_versioning, replace_ref_tree): New functions.
697 * tree-inline.h: Include varray.h.
698 (tree_versionable_function_p, tree_function_versioning,
699 tree copy_decl_for_dup): New declarations.
701 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
703 * ipa-cp.c: New file. Contains IPCP specific functionality.
704 * ipa-prop.h: New file. Contains structures/definitions that can be
705 used by several interprocedural data flow optimizations (and also IPCP).
706 * ipa-prop.c: New file.
707 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
708 * common.opt: Add ipa-cp flag.
709 * timevar.def: Add IPCP optimization.
710 * tree-optimize.c (init_tree_optimization_passes): Schedule
712 * tree-pass.h (pass_ipa_cp): Declare.
714 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
716 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
717 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
718 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
719 config/i386/i386.c, config/mips/mips.h,
720 config/rs6000/rs6000.h, config/sh/sh.c,
721 config/stormy16/stormy16.c: Fix comment typos.
723 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
726 * c-typeck.c (build_binary_op): Use common_type wrapper on
728 (common_type): Update comment.
730 2005-07-31 Steven Bosscher <stevenb@suse.de>
733 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
734 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
735 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
737 2005-07-31 Jan Hubicka <jh@suse.cz>
739 * pretty-print.h (pp_widest_integer): New macro.
740 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
743 2005-07-31 Jan Hubicka <jh@suse.cz>
745 * output.h (enum section_category): Export from varasm.c
746 (categorize_decl_for_section): Likewise.
747 * varasm.c (enum section_category): Kill.
748 (categorize_decl_for_section): Make global.
749 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
751 * i386.c (ix86_section_threshold): New static variable.
752 (ix86_in_large_data_p, ix86_encode_section_info,
753 x86_64_elf_unique_section,
754 x86_64_elf_select_section): New functions.
755 (TARGET_ENCODE_SECTION_INFO): Define
756 (override_options): Enable medium model for PIC.
757 (ix86_expand_prologue): Expand gen_set_got_rex64.
758 (legitimate_constant_p): Handle new UNSPECs.
759 (legitimate_pic_address_disp_p): Likewise.
760 (legitimize_pic_address): Lower MEDIUM model addressing.
761 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
762 (enum cmodel): Add MEDIUM_PIC.
763 (SYMBOL_REF_FAR_ADDR_P): New macro.
764 (SYMBOL_FLAG_FAR_ADDR): New flag.
765 * i386.md (movdi): Support medium model.
766 (set_got_rex64): New pattern.
767 * i386.opt (mlarge-data-threshold): New flag.
768 * predicates.md (zext_operand/sext_operand): Deal with medium model.
769 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
770 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
771 TARGET_ASM_UNIQUE_SECTION): New.
773 * invoke.texi (-mlarge_data_threshold): Document
775 2005-07-31 Jan Hubicka <jh@suse.cz>
777 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
778 (coalesce_vars): Likewise.
779 * tree-ssa-live.c (coalesce_cost): New.
780 (build_tree_conflict_graph): Use coalesce_cost.
781 * tree-ssa-live.h (coalesce_cost): Declare.
783 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
785 * arm.md (all peepholes for post-increment operations): Delete.
786 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
787 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
788 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
789 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
790 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
792 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
794 * fold-const.c (tree_expr_nonnegative_p): Always return true for
797 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
800 * doc/invoke.texi: Document -rdynamic.
802 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
805 * c-parser.c (c_parser_parms_list_declarator): Call
806 mark_forward_parm_decls.
807 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
808 decls with visibility structure.
810 2005-07-30 Paul Brook <paul@codesourcery.com>
812 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
814 2005-07-30 Paul Brook <paul@codesourcery.com>
816 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
818 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
820 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
822 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
825 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
826 nested function declarators.
827 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
828 (grokparms): Call warn_if_shadowing for parameters used within the
830 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
831 not used within the parameter list.
832 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
834 2005-07-30 Jan Hubicka <jh@suse.cz>
836 * expr.c (expand_expr_real_1): Do not load mem targets into register.
837 * i386.c (ix86_fixup_binary_operands): Likewise.
838 (ix86_expand_unary_operator): Likewise.
839 (ix86_expand_fp_absneg_operator): Likewise.
840 * optabs.c (expand_vec_cond_expr): Validate dest.
842 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
845 * real.c (real_from_string): Also set last bit if there is a
846 nonzero hex digit beyond GCC's internal precision after ".".
848 2005-07-29 David Edelsohn <edelsohn@gnu.org>
850 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
851 define_constants. Change duplicate values to unassigned numbers.
852 Change UNSPEC_SUBS to UNSPEC_VSUBS.
853 (*altivec_vspltsf): New.
854 (altivec_vperm_v4sf): Delete.
855 (altivec_vperm_<mode>): Use mode macro V.
856 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
857 (altivec_predicate_v4sf): Delete.
858 (altivec_predicate_<mode>): Use mode macro V.
859 (*altivec_lvesfx): New.
860 (*altivec_stvesfx): New.
861 (vec_realign_load_v4sf): Delete.
862 (vec_realign_load_<mode>): Use mode macro V.
863 * config/rs6000/rs6000.c (generate_set_vrsave): Use
866 2005-07-29 Mark Mitchell <mark@codesourcery.com>
869 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
871 * configure: Regenerated.
873 2005-07-29 Paul Brook <paul@codesourcery.com>
875 * doc/install.texi: Add link to GFortran binaries wiki page.
877 2005-07-29 David Ung <davidu@mips.com>
879 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
880 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
881 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
882 * config/mips/mips.md (cpu): Add 5kf name.
883 (includes): Includes 5k.md.
884 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
885 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
888 2005-07-29 Diego Novillo <dnovillo@redhat.com>
891 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
892 (cleanup_tree_cfg): ... here.
893 Call cleanup_tree_cfg_1 until there are no more cleanups to
896 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
898 * tree-vrp.c (compare_range_with_value): Return true or false
899 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
900 EQ_EXPR respectively.
902 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
904 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
907 2005-07-29 Diego Novillo <dnovillo@redhat.com>
909 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
910 (tree_ssa_dominator_optimize): Increment it.
911 (dump_dominator_optimization_stats): Print it.
913 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
914 Steven Bosscher <stevenb@suse.de>
916 PR rtl-optimization/23117
917 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
918 when head == tail. Tidy comment.
920 2005-07-28 Richard Henderson <rth@redhat.com>
922 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
923 * cselib.c (rtx_equal_for_cselib_p): Likewise.
924 * jump.c (rtx_renumbered_equal_p): Likewise.
925 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
926 CONST_INT and CONST_DOUBLE.
927 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
928 * reload.c (operands_match_p): Special case CONST_INT and
929 CONST_DOUBLE; check mode earlier.
931 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
934 * c-typeck.c (convert_for_assignment): Do not check
935 DECL_IN_SYSTEM_HEADER on NULL fundecl.
937 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
940 * c-typeck.c (composite_type): Prefer constant size arrays to
943 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
946 * real.c (real_from_string): Set last bit if there is a nonzero
947 hex digit beyond GCC's internal precision.
949 2005-07-28 Richard Henderson <rth@redhat.com>
952 * cfgcleanup.c (try_forward_edges): Watch out for end of
955 2005-07-28 James E Wilson <wilson@specifixinc.com>
958 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
960 2005-07-28 Jan Hubicka <jh@suse.cz>
962 * Makefile.in (rtl-profile.o): Kill all traces of it.
963 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
964 * coverage.h (rtl_coverage_counter_ref): Kill.
965 * opts.c (flag_speculative_prefetching_set): Kill.
966 (flag_loop_optimize_set): New.
967 (common_handle_option): Disable loop optimizer when profiling;
968 do not handle speculative prefetching.
969 * passes.c (init_optimization_passes): Replace pass_profiling combo
971 * profile.c (compute_value_histograms): Update for simplified value
973 (rtl_register_profile_hooks): Kill.
974 (pass_profiling): Kill.
975 (rest_of_handle_branch_prob): Do not profile.
976 * toplev.c (process_options): Remove speculative prefetching.
977 * toplev.h (flag_tree_based_profiling): Kill.
978 * tree-profile.c (prepare_instrumented_value,
979 tree_gen_interval_profiler, tree_gen_pow2_profiler,
980 tree_gen_one_value_profiler, do_tree_profiling): Update for
981 simplified datastructures.
982 * value-prof.c: Add comment that speculative prefetching was dropped;
983 update rest of file for simplified datastructures.
984 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
985 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
986 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
987 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
988 rtl_mod_subtract, gen_speculative_prefetch,
989 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
990 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
991 (gate_handle_value_profile_transformations,
992 rest_of_handle_value_profile_transformations,
993 pass_value_profile_transformations): Kill.
994 * value-prof.h (histogram_value_t): Remove IL based unions.
995 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
996 rtl_profile_hooks): Remove hooks.
998 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
1000 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
1001 (cgraph_clone_node): Likewise.
1002 * cgraph.h (cgraph_clone_edge): Update prototype.
1003 (cgraph_clone_node): Likewise.
1004 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
1006 (lookup_recursive_calls): Consider profile.
1007 (cgraph_decide_recursive_inlining): Fix updating; use new
1008 probability argument; use profile.
1009 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
1010 * tree-inline.c (copy_bb): Update clal of clone_edge.
1011 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
1013 * invoke.texi (min-inline-recursive-probability): Document.
1015 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
1017 * doc/install.texi (Configuration): Update Valgrind homepage.
1019 2005-07-28 Richard Henderson <rth@redhat.com>
1022 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
1023 labels we want to delete.
1024 (cfg_layout_merge_blocks): Likewise.
1026 2005-07-28 Richard Henderson <rth@redhat.com>
1029 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
1030 when expanding to nothing.
1032 2005-07-28 Josh Conner <jconner@apple.com>
1034 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
1035 (cgraph_decide_inlining_of_small_functions): Likewise.
1037 2005-07-28 Josh Conner <jconner@apple.com>
1039 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
1040 direction of badness if negative.
1041 (cgraph_default_inline_p): Add reason to parameters, and assign it
1043 (cgraph_decide_inlining_of_small_functions): New parameter in call
1044 to cgraph_default_inline_p.
1045 (cgraph_decide_inlining_incrementally): Likewise.
1046 * cgraphunit.c (decide_is_function_needed): Likewise.
1047 * cgraph.h (cgraph_default_inline_p): Likewise.
1049 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1051 * builtins.c: Fix comment typo(s).
1052 * genautomata.c: Likewise.
1053 * gimplify.c: Likewise.
1054 * tree-dfa.c: Likewise.
1055 * tree-flow-inline.h: Likewise.
1056 * tree-into-ssa.c: Likewise.
1057 * tree-ssa-alias.c: Likewise.
1058 * tree-ssa-ccp.c: Likewise.
1059 * tree-ssa-copy.c: Likewise.
1060 * tree-ssa-dce.c: Likewise.
1061 * tree-ssa-dom.c: Likewise.
1062 * tree-ssa-operands.c: Likewise.
1063 * tree-tailcall.c: Likewise.
1064 * tree-vectorizer.c: Likewise.
1065 * tree-vrp.c: Likewise.
1068 2005-07-28 Jeff Law <law@redhat.com>
1070 * tree-vrp.c (test_for_singularity): Extracted from ...
1071 (simplify_cond_using_ranges): Attempt to simplify a relational
1072 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
1074 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
1076 PR tree-optimization/22506
1077 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
1078 phis whose argument is constant.
1080 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
1082 PR rtl-optimization/18992
1083 Back out this patch:
1084 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1085 PR optimization/12142
1086 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
1087 uses of the register in the SET_SRC. Remove unnecessary argument.
1089 Replace it with this:
1090 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
1091 if flag_non_call_exceptions is set and the insn may trap, pass
1092 pc_rtx as dest for recursion.
1093 In SET_SRC part of SET case, if dest is already set, pass it down
1096 2005-07-28 Jan Hubicka <jh@suse.cz>
1098 * cfg.c (update_bb_profile_for_threading): Use RDIV.
1099 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
1100 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
1102 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
1103 profile when available.
1105 2005-07-28 Jan Beulich <jbeulich@novell.com>
1107 * config/ia64/ia64.c (ia64_load_pair_ok): New.
1108 (ia64_print_operand): Describe and handle 'X'.
1109 (ia64_register_move_cost): Also handle FP_REGS.
1110 (ia64_preferred_reload_class): Likewise.
1111 (ia64_secondary_reload_class): Likewise.
1112 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
1113 it. Also check for ITANIUM_CLASS_FLDP.
1114 * config/ia64/ia64.h (FP_REGNO_P): New.
1115 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
1116 (reg_class): Add FP_REGS.
1117 (REG_CLASS_NAMES): Adjust for it.
1118 (REG_CLASS_CONTENTS): Likewise.
1119 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
1120 (REG_CLASS_FROM_LETTER): Handle 'x'.
1121 (CLASS_MAX_NREGS): Handle FP_REGS.
1122 (MEMORY_MOVE_COST): Likewise.
1123 * config/ia64/ia64.md (itanium_class): Add fldp.
1124 (type): Handle fldp.
1125 (movti_internal): More allowable operand combinations. Use ldfp8 when
1126 splitting unnecessary. Remove predicable attribute. Adjust
1127 itanium_class attribute.
1128 (smuldi3_highpart): Remove outdated comment.
1129 (mulditi3, umulditi3, rotlti3): New expanders.
1130 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
1131 (absti2): Disabled new insn for future reference.
1132 Respective new splitters.
1133 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
1134 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
1135 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
1137 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
1139 PR rtl-optimization/23047
1140 * simplify-rtx.c (simplify_const_relational_operation): Respect
1141 flag_wrapv for comparisons with ABS.
1143 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
1145 PR tree-optimization/22493
1146 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
1147 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
1149 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
1151 * config/frv/frv.opt (moptimize-membar): New.
1153 * doc/invoke.texi: Document -moptimize-membar and its inverse.
1155 * config/frv/frv.h: Remove machine_function definition.
1157 * config/frv/frv.c (struct frv_io): New.
1158 (struct machine_function): Moved from frv.h. Add has_membar_p.
1159 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
1160 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
1161 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
1162 (frv_optimize_membar_global, frv_optimize_membar): New functions.
1163 (frv_reorg): Call frv_optimize_membar when appropriate.
1164 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
1165 (frv_expand_builtin): Adjust calls accordingly.
1166 (frv_io_address_cookie): New function.
1167 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
1168 load or store rather than a special insn. Add ccnstant address and
1169 io-type operands to the membar.
1170 (frv_ifcvt_modify_tests): Unsign regno.
1171 (frv_ifcvt_modify_tests): Same.
1173 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
1174 UNSPEC_OPTIONAL_MEMBAR constant.
1175 (builtin_read_<mode>): Delete.
1176 (builtin_write_<mode>): Delete.
1177 ("optional_membar_<mode>"): Add operand.
1179 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
1180 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
1181 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
1182 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
1183 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
1184 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
1185 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
1186 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
1187 * testsuite/gcc.target/frv/all-read-write-1.c: New.
1189 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
1191 * df.c (df_uses_record): Handle SCRATCH.
1193 2005-07-28 Steven Bosscher <stevenb@suse.de>
1196 * passes.c (rest_of_decl_compilation): If decl is a type and
1197 we have encountered errors, don't emit debug information.
1199 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
1201 * params.def: Fixed comment.
1203 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
1206 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
1207 (TARGET_ASM_UNALIGNED_HI_OP): Add.
1208 (TARGET_ASM_UNALIGNED_SI_OP): Add.
1210 2005-07-27 Steven Bosscher <stevenb@suse.de>
1213 * varasm.c (assemble_start_function): Don't do anything that may
1214 require a CFG if the current function is a thunk.
1216 2005-07-25 Geoffrey Keating <geoffk@apple.com>
1218 * doc/install.texi (Prerequisites): Mention that perl is needed
1219 to do export control in libstdc++ targetting Darwin.
1221 2005-07-27 Steven Bosscher <stevenb@suse.de>
1223 PR rtl-optimization/17808
1224 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
1225 (sched_insns_conditions_mutex_p): Split out from...
1226 (add_dependence): ...here. But don't call it from here.
1227 (add_dependence_list): Check sched_insns_conditions_mutex_p
1228 before calling add_dependence.
1229 (add_dependence_list_and_free): Likewise.
1230 (fixup_sched_groups): Likewise.
1231 (sched_analyze_1): Likewise.
1232 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
1233 (sched_analyze): Likewise.
1234 (sched_analyze_insn): Likewise.
1235 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
1236 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
1237 dependencies on all COND_EXEC insns to jumps ending basic blocks
1238 when doing intrablock scheduling.
1239 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
1241 2005-07-27 Jeff Law <law@redhat.com>
1243 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
1244 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
1245 equivalency sets, correctly handle the case were vr0 has an
1246 equivalency set, but vr1 does not.
1248 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
1250 PR tree-optimization/23073
1251 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
1252 vect_print_dump_info before fprintf.
1254 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
1256 PR tree-optimize/22348
1257 * tree-ssa-loop-niter.c (number_of_iterations_cond):
1258 Fold the partial computation.
1260 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
1262 PR tree-optimization/22325
1263 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
1265 * tree-scalar-evolution.c (scev_const_prop): Add generic final
1267 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
1268 (force_var_cost): ... this function.
1269 (compute_phi_arg_on_exit): Export.
1271 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
1273 PR tree-optimization/20773
1274 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
1277 2005-07-27 Richard Guenther <rguenther@suse.de>
1279 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
1280 Avoid pushing again if current struct contains only
1281 fields we decomposed.
1283 2005-07-27 Jan Hubicka <jh@suse.cz>
1285 PR tree-optimization/22574
1286 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
1289 * tree-tailcall.c (decrease_profile): New function.
1290 (eliminate_tail_call): Use it.
1292 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
1293 visibility flags correctly in whole program mode.
1295 2005-07-26 Steve Ellcey <sje@cup.hp.com>
1297 PR rtl-optimization/22472
1298 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
1300 2005-07-26 Steven Bosscher <stevenb@suse.de>
1302 PR tree-optimization/22504
1303 * tree-complex.c (expand_complex_addition): Use 'code' instead
1304 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
1306 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
1308 * config.gcc (cpu_type): Add frv case.
1309 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
1310 (supported_defaults): Add fr550 case.
1312 2005-07-26 Diego Novillo <dnovillo@redhat.com>
1315 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
1316 whether a pointer of type T * may point to objects of type T *.
1318 2005-07-26 DJ Delorie <dj@redhat.com>
1320 * configure: Regenerate.
1322 2005-07-26 Dale Johannesen <dalej@apple.com>
1324 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
1326 2005-07-26 Mark Mitchell <mark@codesourcery.com>
1328 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
1329 Clarify use of "build" in name.
1331 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
1333 * doc/extend.texi (Raw read/write Functions): New section.
1334 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
1335 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
1336 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
1337 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
1338 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
1339 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
1340 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
1341 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
1342 * config/frv/frv.c: Add bdesc_loads global.
1343 Add bdesc_stores global.
1344 (frv_init_builtins): Add support for __builtin_{read/write}*.
1345 (frv_volatile_memref): New.
1346 (frv_expand_load_builtin): New.
1347 (frv_expand_store_builtin): New.
1348 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
1349 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
1350 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
1351 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
1352 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
1353 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
1354 (builtin_read_<mode>): New.
1355 (builtin_write_<mode>): New.
1356 (builtin_write64): New.
1357 (optional_membar_<mode>): New.
1359 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
1361 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
1362 (rather than units) against HOST_BITS_PER_WIDE_INT.
1364 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
1366 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
1367 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
1368 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
1369 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
1372 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
1373 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
1374 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
1376 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
1378 2005-07-26 Richard Guenther <rguenther@suse.de>
1380 PR tree-optimization/22486
1381 * fold-const.c (fold_unary): Fold away useless component
1382 references of the form (T *)&T.x, if the address
1385 2005-07-25 James E Wilson <wilson@specifixinc.com>
1387 * dwarf2out.c (add_call_src_coords_attributes): New.
1388 (gen_inlined_subroutine_die): Call it.
1389 (maybe_emit_file, init_file_table): Add comments.
1390 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
1392 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
1393 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
1394 * tree.h (BLOCK_SOURCE_LOCATION): New.
1395 (struct tree_block): New field locus.
1397 2005-07-26 Andreas Schwab <schwab@suse.de>
1399 PR rtl-optimization/23043
1400 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
1401 when allocating a struct unoccr.
1403 2005-07-25 Richard Henderson <rth@redhat.com>
1406 * tree-complex.c (gate_no_optimization): True if errors.
1407 * Makefile.in (tree-complex.o): Update dependencies.
1409 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
1411 * config/frv/predicates.md (integer_register_operand): Use
1414 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
1417 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
1419 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
1421 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
1423 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
1424 types when flag_unsafe_math_optimizations is true.
1426 2005-07-25 Mark Mitchell <mark@codesourcery.com>
1428 * gcc.c (option_map): Add --sysroot.
1429 (process_command): Handle --sysroot.
1430 (display_help): Document it.
1431 * doc/cppopts.tex (-isysroot): Document.
1432 * doc/invoke.texi (--sysroot): Document.
1433 * doc/install.texi (--with-build-sysroot): Document.
1435 * Makefile.in (inhibit_libc): New variable.
1436 (INHIBIT_LIBC_CFLAGS): Likewise.
1437 (LIBGCC2_CFLAGS): Include
1438 $(INHIBIT_LIBC_CFLAGS).
1439 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
1440 ($(T)crtbegin.o): Do not use @inhibit_libc@.
1441 ($(T)crtend.o): Likewise.
1442 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
1443 ($(T)crtendS.o): Likewise.
1444 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
1445 ($(T)crtendT.o): Likewise.
1446 (stmp-fixinc): Do not complain about missing headers if
1448 * configure.ac (inhibit_libc): Set it to true/false.
1449 (--with-build-sysroot): New option. Use it to set
1451 * configure: Regenerated.
1453 2005-07-25 Manfred Hollstein <mh@suse.com>
1455 * calls.c (store_one_arg): Fix unsigned comparison warning.
1457 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
1460 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
1461 (ggc_print_statistics): Initialize variable before use.
1463 2005-07-25 Richard Guenther <rguenther@suse.de>
1465 * tree-dfa.c (mark_new_vars_to_rename): Protect against
1466 calling with a PHI_NODE argument.
1468 * tree-flow-inline.h (overlap_subvar): Protect against
1471 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
1473 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
1474 * configure: Regenerate.
1476 2005-07-25 Ira Rosen <irar@il.ibm.com>
1478 * expr.c (highest_pow2_factor): Make extern.
1479 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
1480 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
1481 record_array_differ_p, array_ptr_differ_p): Likewise.
1482 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
1483 additional cases. Call the above functions.
1484 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
1485 base_object_differ_p when there are two base objects. Otherwise, compare
1486 base address and offset. Call may_alias_p.
1487 (dump_data_reference): Use a correct field name.
1488 (analyze_array): Make static. Initialize new data-ref fields.
1489 (analyze_indirect_ref): New function.
1490 (init_data_ref): Initialize new data-ref fields.
1491 (strip_conversion): Moved from tree-vect-analyze.c.
1492 (analyze_offset_expr, get_ptr_offset, address_analysis,
1493 object_analysis): Likewise.
1494 (analyze_offset): New function.
1495 (create_data_ref): Likewise.
1496 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
1497 dimensions for ARRAY_REFs only.
1498 (build_classic_dist_vector): Make static.
1499 (access_functions_are_affine_or_constant_p): Call macro to get the
1500 address of access functions.
1501 (compute_all_dependences): Add new parameter
1502 compute_self_and_read_read_dependences. Compute self and read-read
1503 dependences if it is true.
1504 (find_data_references_in_loop): Call create_data_ref. Initialize new
1506 (compute_data_dependences_for_loop): Add new parameter
1507 compute_self_and_read_read_dependences. Remove parameter nb_loops,
1508 compute nb_loops. Call compute_all_dependences,
1509 build_classic_dist_vector and build_classic_dir_vector with correct
1511 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
1512 with correct parameters. Compare dimensions for ARRAY_REFs only.
1513 (free_data_refs): Call macro to free access functions.
1514 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
1515 fields from stmt_vinfo.
1516 (struct base_object_info): New structure.
1517 (struct data_reference): Move fields to base_object_info. Add fields
1518 first_location and object_info for above structures. Move fields from
1519 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
1520 aligned_to. Add macros to access the new fields.
1521 Update functions declarations.
1522 * tree-flow.h (is_aliased_with): Declare.
1523 * tree-loop-linear.c (linear_transform_loops): Call
1524 compute_data_dependences_for_loop with correct parameters.
1525 * tree-ssa-alias.c (is_aliased_with): New function.
1526 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
1527 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
1528 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
1529 vect_base_addr_differ_p, compute_subscript_distance and
1530 build_classic_dist_vector. Add printings. Check absolute value of
1532 (vect_analyze_data_ref_dependences): Go through ddrs instead of
1534 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
1535 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
1536 to bytes. Add printing.
1537 (vect_compute_data_refs_alignment): Go through loads and stores in one
1539 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
1540 vect_analyze_data_ref_access): Likewise.
1541 (vect_analyze_pointer_ref_access): Remove.
1542 (vect_address_analysis, vect_object_analysis): Likewise.
1543 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
1544 and analyze data-refs in the loop.
1545 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
1546 fields of data-ref instead of stmt. Add init to the offset from the
1548 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
1549 (vect_update_init_of_dr): Likewise.
1550 (vect_update_inits_of_drs): Go through loads and stores in one loop.
1551 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
1553 (new_loop_vec_info): Initialize new fields.
1554 (destroy_loop_vec_info): Free new fields.
1555 (vect_strip_conversion): Remove.
1556 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
1557 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
1558 datarefs. Add new field ddrs.
1559 Add macros for the new fields access.
1560 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
1561 base_aligned_p, misalignment, memtag, ptr_info and subvars.
1562 Remove their macros.
1563 * tree.h (highest_pow2_factor): Declare.
1565 2005-07-25 Jakub Jelinek <jakub@redhat.com>
1567 * calls.c (store_one_arg): Check for sibling call MEM arguments
1568 from already clobbered incoming argument area.
1570 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1572 * c-common.c (check_missing_format_attribute): New.
1573 * c-common.h (check_missing_format_attribute): Likewise.
1574 * c-typeck.c (convert_for_assignment): Use it.
1576 2005-07-24 Andreas Schwab <schwab@suse.de>
1578 * config/m68k/m68k.md ("extendqidi2"): When source is an address
1579 register use a word move. Correct operand of ext.w in 68000 code.
1581 2005-07-23 Mark Mitchell <mark@codesourcery.com>
1583 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
1584 variables as declarations, rather than definitions.
1586 2005-07-24 Ira Rosen <irar@il.ibm.com>
1588 PR tree-optimization/22526
1589 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
1592 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1594 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
1595 that C99 reserve for future use. Use it to define clog10,
1596 clog10f and clog10l.
1598 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1600 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
1601 * configure.ac: Check for -Wmissing-format-attribute.
1603 * configure: Regenerate.
1605 2005-07-23 Richard Henderson <rth@redhat.com>
1607 PR tree-optimization/22623
1608 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
1610 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
1613 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
1615 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1617 * Makefile.in (C_TREE_H): Update dependencies.
1618 * c-tree.h: Include toplev.h.
1619 * diagnostic.h (diagnostic_set_info): Add format attribute.
1620 * rtl-error.c (diagnostic_for_asm): Likewise.
1622 2005-07-23 Chao-ying Fu <fu@mips.com>
1624 * config/mips/mips-dsp.md: New file.
1625 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
1626 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
1628 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
1629 MIPS_BUILTIN_BPOSGE32.
1630 (mips_expand_builtin_direct): Add one parameter to indicate that
1631 builtin functions need to return a value.
1632 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
1634 (mips_regno_to_class): Add classes for 12 new DSP registers.
1635 (mips_subword): Change to check four HI registers.
1636 (mips_output_move): Output move to and from 6 new DSP accumulators.
1637 (override_options): Make sure -mdsp and -mips16 are not used together.
1638 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
1640 (mips_conditional_register_usage): Disable 6 new DSP accumulators
1642 (print_operand): Add 'q' for printing DSP accumulators.
1643 (mips_cannot_change_mode_class): Check ACC_REGS.
1644 (mips_secondary_reload_class): Check ACC_REGS.
1645 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
1646 (mips_register_move_cost): Check ACC_REGS.
1647 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
1648 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
1649 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
1650 (dsp_bdesc): New array.
1651 (bdesc_arrays): Add DSP builtin function table.
1652 (mips_prepare_builtin_arg): Check predicate again after
1654 (mips_expand_builtin): Add one more parameter to
1655 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
1656 MIPS_BUILTIN_BPOSGE32.
1657 (mips_init_builtins): Initialize new function types.
1658 (mips_expand_builtin_direct): Check if builtin functions need to
1659 return a value and pass operands properly.
1660 (mips_expand_builtin_bposge): New function.
1661 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
1662 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
1663 (FIRST_PSEUDO_REGISTER): Increase to 188.
1664 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
1665 Update for 12 new DSP registers.
1666 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
1667 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
1668 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
1669 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
1670 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
1671 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
1672 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
1673 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
1674 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
1675 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
1676 (REGISTER_NAMES): Add names for 12 new DSP registers.
1677 * config/mips/mips.md: Include mips-dsp.md.
1678 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
1679 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
1680 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
1681 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
1682 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
1683 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
1684 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
1685 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
1686 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
1687 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
1688 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
1689 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
1690 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
1691 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
1692 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
1693 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
1694 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
1695 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
1696 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
1697 (UNSPEC_RDDSP): New constants.
1698 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
1699 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
1701 * config/mips/mips.opt (-mdsp): New option.
1702 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
1703 (reg_imm10_operand): New predicates.
1704 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
1705 * doc/invoke.texi (-mdsp): Document new option.
1707 2005-07-22 DJ Delorie <dj@redhat.com>
1709 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
1711 * tree-inline.c (inlinable_function_p): Likewise.
1713 2005-07-22 Mark Mitchell <mark@codesourcery.com>
1716 * toplev.c (check_global_declarations): Do not mark undefined
1717 variables as DECL_IGNORED_P.
1718 * varasm.c (first_global_object_name): GTY it.
1719 (weak_global_object_name): Likewise.
1720 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
1721 a string to go into {weak,first}_global_object_name.
1723 2005-07-22 DJ Delorie <dj@redhat.com>
1725 * c-format.c (check_function_format): Change warning control
1726 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
1728 2005-07-22 Diego Novillo <dnovillo@redhat.com>
1730 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
1731 &PTR->FLD a dereference of PTR.
1732 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
1733 a potential dereference of PTR.
1735 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
1737 PR rtl-optimization/20370
1738 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
1739 call allocate_reg_info if necessary.
1741 PR rtl-optimization/21848
1742 * calls.c (emit_library_call_value_1): For const functions, add
1743 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
1745 PR rtl-optimization/22445
1746 * cselib.c (target.h): Include.
1747 (rtx_equal_for_cselib_p): Allow commutative matches.
1748 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
1749 Remove MODE parameter. Changed all callers.
1751 PR rtl-optimization/22258
1752 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
1754 (try_combine): Use likely_spilled_retval_p.
1756 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
1758 * config.gcc: Add crx-elf support.
1760 * doc/contrib.texi: Mention crx.
1761 * doc/extend.texi: Document crx extensions.
1762 * doc/install.texi: Document crx install.
1763 * doc/invoke.texi: Document crx options.
1764 * doc/md.texi: Document crx constraints.
1766 * config/crx/crx-protos.h: New file.
1767 * config/crx/crx.c: New file.
1768 * config/crx/crx.h: New file.
1769 * config/crx/crx.md: New file.
1770 * config/crx/crx.opt: New file.
1771 * config/crx/t-crx: New file.
1773 2005-07-22 Manfred Hollstein <mh@suse.com>
1775 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
1777 (int_add_graph_edge): Likewise.
1778 (collapse_nodes): Likewise.
1779 (process_unification_queue): Likewise.
1781 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1782 Laurent GUERBY <laurent@guerby.net>
1784 PR tree-optimization/22336
1785 * function.c (record_block_change): Check for
1786 cfun->ib_boundaries_block.
1788 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
1790 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
1791 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
1793 2005-07-21 DJ Delorie <dj@redhat.com>
1795 * toplev.c (warn_deprecated_use): Add warning control to warning
1797 * c-typeck.c (parser_build_binary_op): Likewise.
1798 (c_finish_if_stmt): Likewise.
1799 * c-common.c (check_function_sentinel): Likewise.
1800 (check_nonnull_arg): Likewise.
1802 2005-07-21 Richard Henderson <rth@redhat.com>
1805 * tree-complex.c (complex_ssa_name_components): New.
1806 (cvc_lookup): Allow entry not found.
1807 (create_components): Remove.
1808 (create_one_component_var, get_component_var): New.
1809 (get_component_ssa_name, set_component_ssa_name): New.
1810 (extract_component): Use get_component_ssa_name.
1811 (update_complex_components): Use set_component_ssa_name.
1812 (update_complex_components_on_edge): Likewise.
1813 (update_phi_components): Create new PHI nodes directly, instead
1814 of adding insns to edges.
1815 (tree_lower_complex): Allocate and free complex_variable_components
1816 and complex_ssa_name_components here.
1818 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
1820 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
1821 revert to returning false.
1823 2005-07-21 Uros Bizjak <uros@kss-loka.si>
1826 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
1828 2005-07-21 Uros Bizjak <uros@kss-loka.si>
1831 * config/i386/i386.md (cmpxf): Change operand constraints
1832 to "nonmemory_operand".
1834 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
1836 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
1838 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
1841 * fold-const.c (fold_build1): Add checksum for the operands.
1842 (fold_build2): Likewise.
1843 (fold_build3): Likewise.
1845 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
1848 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
1850 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
1852 * common.opt (-fforward-propagate): Committed by mistake,
1855 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1857 * reg-stack.c: Fix comment typo(s).
1858 * tree-ssa-operands.c: Likewise.
1859 * tree-vectorizer: Likewise.
1861 2005-07-21 Nick Clifton <nickc@redhat.com>
1863 * config/sh/symbian.c: Replace C++ style line comments with C
1864 style line comments.
1865 (symbian_add_attribute): Do not use a ? operator on the LHS of
1867 (sh_symbian_handle_dll_attribute): Change the type of the
1868 method vector to "VEC(tree,gc)*" and use vector accessor
1869 macros to walk over the elements.
1870 (symbian_export_vtable_and_rtti_p): Likewise.
1871 (symbian_class_needs_attribute_p): Likewise.
1873 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
1876 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
1877 initialize targetm.resolve_overloaded_builtin here.
1878 (altivec_expand_overloaded_builtin): Make it non-static.
1879 * config/rs6000/rs6000-protos.h
1880 (altivec_expand_overloaded_builtin): New prototype.
1881 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
1882 targetm.resolve_overloaded_builtin here.
1883 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
1885 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
1886 Zdenek Dvorak <dvorakz@suse.cz>
1888 PR tree-optimization/19210
1889 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
1891 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
1892 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
1893 rely on unproven assumptions.
1894 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
1895 * tree-flow.h (number_of_iterations_exit): Add final parameter.
1896 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
1897 to number_of_iterations_exit.
1898 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
1899 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
1900 * tree-ssa-loop-niter.c (find_loop_niter,
1901 estimate_numbers_of_iterations_loop): Likewise.
1902 (number_of_iterations_exit): Honor the new options.
1903 * doc/invoke.texi (Wunsafe-loop-optimizations,
1904 funsafe-loop-optimizations): Document them.
1906 2005-07-21 Richard Sandiford <richard@codesourcery.com>
1908 PR rtl-optimization/22167
1909 * gcse.c (hoist_code): Fix hoist_exprs[] check.
1911 2005-07-20 Adam Nemet <anemet@lnxw.com>
1913 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
1914 __do_global_dtors_aux longcall.
1916 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
1918 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
1919 (old_special_pred_table): Don't reference
1920 SPECIAL_MODE_PREDICATES.
1921 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
1922 * config/arc/arc.h: Don't mention PREDICATE_CODES.
1923 * config/sh/predicates.h: Don't mention
1924 SPECIAL_MODE_PREDICATES.
1925 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
1928 2005-07-20 DJ Delorie <dj@redhat.com>
1930 * config.gcc: Add m32c-elf support.
1932 * doc/contrib.texi: Mention m32c.
1933 * doc/extend.texi: Document m32c extensions.
1934 * doc/install.texi: Mention m32c.
1935 * doc/invoke.texi: Document m32c options.
1936 * doc/md.texi: Document m32c constraints.
1938 * config/m32c/addsub.md: New file.
1939 * config/m32c/bitops.md: New file.
1940 * config/m32c/cond.md: New file.
1941 * config/m32c/jump.md: New file.
1942 * config/m32c/m32c-lib1.S: New file.
1943 * config/m32c/m32c-lib2.c: New file.
1944 * config/m32c/m32c-modes.def: New file.
1945 * config/m32c/m32c-pragma.c: New file.
1946 * config/m32c/m32c-protos.h: New file.
1947 * config/m32c/m32c.abi: New file.
1948 * config/m32c/m32c.c: New file.
1949 * config/m32c/m32c.h: New file.
1950 * config/m32c/m32c.md: New file.
1951 * config/m32c/m32c.opt: New file.
1952 * config/m32c/minmax.md: New file.
1953 * config/m32c/mov.md: New file.
1954 * config/m32c/muldiv.md: New file.
1955 * config/m32c/predicates.md: New file.
1956 * config/m32c/prologue.md: New file.
1957 * config/m32c/shift.md: New file.
1958 * config/m32c/t-m32c: New file.
1960 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
1962 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
1963 (stack_protect_set, stack_protect_test): New expanders.
1964 (stack_protect_set_si, stack_protect_set_si_media,
1965 stack_protect_set_di_media, stack_protect_test_si,
1966 stack_protect_test_si_media, stack_protect_test_di_media):
1969 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
1971 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
1973 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
1975 * tree.h (tree_expr_nonzero_p): Export.
1976 * fold-const.c (tree_expr_nonzero_p): Likewise.
1977 Return true for CALL_EXPRs that are alloca calls.
1978 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
1980 * tree-flow.h (expr_computes_nonzero): Remove.
1981 * tree-vrp.c (expr_computes_nonzero): Remove.
1982 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
1983 (extract_range_from_unary_expr): Likewise.
1984 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
1985 tree_expr_nonzero_p.
1987 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
1989 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
1990 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
1991 extra arg "picreg" and use it instead of pic_offset_table_rtx.
1992 All callers changed.
1993 (frame_related_constant_load): New arg "related" which controls
1994 setting of RTX_FRAME_RELATED_P. All callers changed.
1995 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
1996 (bfin_expand_prologue): Add stack limit checking.
1997 * config/bfin/bfin.md (trapifcc): New pattern.
1999 * config/bfin/bfin.c: Include "langhooks.h".
2000 (def_builtin): Go through lang_hooks to call builtin_function.
2002 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
2003 * config/bfin/predicates.md (symbol_ref_operand): New.
2004 (call_insn_operand): Delete. All callers changed to use
2005 register_no_elim_operand.
2006 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
2008 (function_arg): Use it to generate the call's operand 2.
2009 (bfin_longcall_p): New function.
2010 (bfin_expand_call): Extra arg "cookie". All callers and declaration
2011 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
2012 determine if the address needs to be in a REG.
2013 (bfin_handle_longcall_attribute): New function.
2014 (bfin_attribute_table): Add "longcall" and "shortcall".
2015 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
2016 (CUMULATIVE_ARGS): New member call_cookie.
2017 (PREDICATE_CODES): Add symbol_ref_operand.
2018 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
2019 extra USE to the pattern.
2020 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
2021 New patterns, split off call_insn, sibcall_insn, call_value_insn and
2022 sibcall_value_insn; now the new patterns handle direct calls and the
2023 old ones indirect calls.
2024 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
2026 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
2028 * doc/trouble.texi: Update section on handling of empty loops.
2030 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
2032 * config.gcc: Remove support for sparc-*-openbsd*,
2033 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
2035 * config.host: Remove support for i860-*-sysv4* as a host.
2036 * config/i860/*, config/ip2k/*, config/ns32k/*,
2037 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
2038 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
2039 mention obsolete ports.
2041 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
2043 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
2045 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
2046 of frame_pointer_rtx.
2047 (sh_expand_epilogue): Likewise.
2048 (sh_set_return_address): Likewise.
2049 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
2050 instead of FRAME_POINTER_REGNUM if needed. Add elimination
2051 offsets from FRAME_POINTER_REGNUM.
2052 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
2053 (sh_register_names): Add initializer for sfp.
2054 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
2055 (VALID_REGISTER_P): Likewise.
2056 (FIRST_PSEUDO_REGISTER): Update.
2057 (DWARF_FRAME_REGISTERS): Define.
2058 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
2059 (HARD_FRAME_POINTER_REGNUM): Define.
2060 (FRAME_POINTER_REGNUM): Redefine.
2061 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
2062 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
2063 from FRAME_POINTER_REGNUM.
2064 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
2065 FRAME_POINTER_REGNUM.
2066 (REG_CLASS_CONTENTS): Add sfp.
2067 (REG_ALLOC_ORDER): Likewise.
2068 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
2069 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
2070 of frame_pointer_rtx.
2071 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
2073 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
2075 * fold-const.c (tree_expr_nonnegative_p): Only return true for
2076 ABS_EXPR when flag_wrapv is false because of INT_MIN.
2077 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
2079 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
2082 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
2084 Make CONSTRUCTOR use VEC to store initializers.
2085 * c-common.c (complete_array_type): Update to cope with VEC in
2087 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
2088 (pp_c_constructor_elts): New function.
2089 * c-pretty-print.h (pp_c_constructor_elts): Declare.
2090 * c-typeck.c (build_function_call, build_c_cast, digest_init,
2091 struct constructor_stack, struct initializer_stack,
2092 constructor_elements, push_init_level, pop_init_level,
2093 add_pending_init, find_init_member, output_init_element): Update to
2094 cope with VEC in CONSTRUCTOR_ELTS.
2095 * coverage.c (build_fn_info_value, build_ctr_info_value,
2096 build_gcov_info): Likewise.
2097 * expr.c (categorize_ctor_elements_1, store_constructor,
2098 expand_expr_real_1): Likewise.
2099 * fold-const.c (fold_ternary): Likewise.
2100 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
2101 gimplify_init_constructor, gimplify_expr): Likewise.
2102 * tree-dump.c (dequeue_and_dump): Likewise.
2103 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
2105 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
2107 * tree-sra.c (generate_element_init_1): Likewise.
2108 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
2109 * tree-ssa-operands.c (get_expr_operands): Likewise.
2110 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
2111 * tree-vect-transform.c (vect_get_vec_def_for_operand):
2112 (get_initial_def_for_reduction): Likewise.
2113 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
2114 value handle in annotations.
2115 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
2116 tree_node_structure): Add support for constr_kind.
2117 (build_vector_from_ctor, build_constructor_single,
2118 build_constructor_from_list): New functions.
2119 (build_constructor): Update to take a VEC instead of a TREE_LIST.
2120 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
2121 Update to cope with VEC in CONSTRUCTOR_ELTS.
2122 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
2123 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
2124 CONSTRUCTOR_APPEND_ELT): New macros.
2125 (struct constructor_elt, struct tree_constructor): New data types.
2126 (union tree_node): Add tree_constructor field.
2127 * treestruct.def: Define TS_CONSTRUCTOR.
2128 * varasm.c (const_hash_1, compare_constant, copy_constant,
2129 compute_reloc_for_constant, output_addressed_constants,
2130 initializer_constant_valid_p, output_constant,
2131 array_size_for_constructor, output_constructor): Update to cope with
2132 VEC in CONSTRUCTOR_ELTS.
2133 * vec.h (VEC_empty, VEC_copy): New macros.
2135 2005-07-19 Devang Patel <dpatel@apple.com>
2137 * dbxout.c (dbxout_type): Check Objective-C++ lang.
2139 2005-07-19 Richard Henderson <rth@redhat.com>
2142 * gimplify.c (gimplify_expr): Use main variant type for the temp
2143 destination for a discarded volatile read.
2144 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
2145 casts between non-void types that change volatility.
2147 2005-07-15 DJ Delorie <dj@redhat.com>
2149 * toplev.h: Add comment about the first parameter for warning().
2150 * errors.h: Likewise.
2152 * c.opt (Wpragmas): New.
2153 * doc/invoke.texi: Document it.
2155 * function.c (do_warn_unused_parameter): Add warning control to
2157 * c-decl.c (warn_if_shadowing): Likewise.
2158 * c-lex.c (cb_def_pragma): Likewise.
2159 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
2160 (pop_alignment): Likewise.
2161 (handle_pragma_pack): Likewise.
2162 (apply_pragma_weak): Likewise.
2163 (handle_pragma_weak): Likewise.
2164 (handle_pragma_redefine_extname): Likewise.
2165 (add_to_renaming_pragma_list): Likewise.
2166 (handle_pragma_extern_prefix): Likewise.
2167 (maybe_apply_renaming_pragma): Likewise.
2168 (handle_pragma_visibility): Likewise.
2170 * config/c4x/c4x-c.c (BAD): Likewise.
2171 (c4x_parse_pragma): Likewise.
2172 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
2173 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
2174 (rs6000_pragma_longcall): Likewise.
2175 * config/v850/v850-c.c (pop_data_area): Likewise.
2176 (ghs_pragma_section): Likewise.
2177 (ghs_pragma_section): Likewise.
2178 (ghs_pragma_interrupt): Likewise.
2179 (ghs_pragma_starttda): Likewise.
2180 (ghs_pragma_startsda): Likewise.
2181 (ghs_pragma_startzda): Likewise.
2182 (ghs_pragma_endtda): Likewise.
2183 (ghs_pragma_endsda): Likewise.
2184 (ghs_pragma_endzda): Likewise.
2186 2005-07-19 Danny Berlin <dberlin@dberlin.org>
2187 Kenneth Zadeck <zadeck@naturalbridge.com>
2189 * Makefile.in: Removed tree-promote-statics.c
2190 * tree-promote-statics.c: Removed.
2191 * common.opt: Removed flag-promote-statics.
2193 * passes.c: Removed tree-promote-statics pass.
2194 * tree-pass.h: Ditto.
2195 * timevar.def: Removed TV_PROMOTE_STATICS.
2198 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
2200 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
2202 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
2204 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2207 * c-common.c (check_function_arguments): Call
2208 'check_function_format' if either -Wformat or
2209 -Wmissing-format-attribute are specified.
2210 * c-format.c (check_function_format): Check -Wformat before
2211 calling 'check_format_info'.
2212 * c-opts.c (c_common_post_options): Don't warn for
2213 -Wmissing-format-attribute without -Wformat.
2214 * c-typeck.c (convert_for_assignment): Detect additional cases for
2215 -Wmissing-format-attribute.
2216 * doc/invoke.texi (-Wmissing-format-attribute): Document new
2219 2005-07-19 Richard Guenther <rguenther@suse.de>
2221 * config/i386/i386.md (lrint<mode>2): Use temporary
2222 instead of clobbering non-existent memory.
2224 2005-07-19 Nick Clifton <nickc@redhat.com>
2226 * config/avr/avr.c (legitimate_address_p): Fix debugging print
2227 statement to avoid displaying ASCII control characters.
2229 2005-07-19 Ben Elliston <bje@au.ibm.com>
2231 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
2232 * cfganal.c (find_edge_index): Ditto.
2233 * combine.c (combine_instructions): Ditto.
2234 * ddg.c (create_scc): Ditto.
2235 (find_successors): Ditto.
2236 (find_predecessors): Ditto.
2237 (find_nodes_on_paths): Ditto.
2238 (longest_simple_path): Ditto.
2239 * flow.c (update_life_info): Ditto.
2240 (count_or_remove_death_notes): Ditto.
2241 (clear_log_links): Ditto.
2242 * modulo-sched.c (generate_reg_moves): Ditto.
2243 (find_max_asap): Ditto.
2244 (find_max_hv_min_mob): Ditto.
2245 (find_max_dv_min_mob): Ditto.
2246 * sbitmap.c (sbitmap_first_set_bit): Ditto.
2247 * sched-rgn.c (extract_edgelst): Ditto.
2248 * tree-into-ssa.c (prepare_names_to_update): Ditto.
2249 (dump_update_ssa): Ditto.
2250 (ssa_names_to_replace) Ditto.
2251 (switch_virtuals_to_full_rewrite): Ditto.
2252 (update_ssa): Ditto.
2253 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
2255 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
2257 Fix PR tree-optimization/22483
2259 * tree-complex.c (create_components): Use
2260 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
2261 * tree-flow-inline.h (fill_referenced_var_vec): New function.
2262 * tree-flow.h (safe_referenced_var_iterator): New structure.
2263 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
2264 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
2265 safe_referenced_var iterator.
2266 (add_type_alias): Ditto.
2268 2005-07-19 Steven Bosscher <stevenb@suse.de>
2270 * loop-init.c (rest_of_handle_loop2): Remove.
2271 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
2272 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
2273 (pass_rtl_loop_init, pass_rtl_loop_done,
2274 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
2275 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
2276 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
2277 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
2278 pass_tree_loop_done, and pass_tree_unswitch.
2279 (gate_loop): Rename to gate_tree_loop.
2280 * passes.c (init_optimization_passes): Update for renamed tree
2281 loop passes. Add the new loop2 passes as subpasses of loop2.
2282 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
2283 Update for the renamed tree loop passes.
2285 2005-07-18 Ian Lance Taylor <ian@airs.com>
2288 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
2289 blocks when optimizing.
2291 2005-07-18 Steve Ellcey <sje@cup.hp.com>
2293 * common.opt (frename-registers): Initialize to 2.
2295 (fgcse-after-reload): Ditto.
2296 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
2297 (process_options): Only change flag_web, flag_rename_registers,
2298 and flag_rerun_cse_after_loop if not explicitly set by user.
2300 2005-07-18 Jan Beulich <jbeulich@novell.com>
2302 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
2303 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
2304 in 64-bit mode the same as DImode in 32-bit mode.
2305 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
2306 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
2307 mode. Add new mode parameter.
2308 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
2309 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
2310 x86_64_shift_adj): New expanders.
2311 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
2312 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
2314 Respective new splitters. Use renamed shift splitter helpers in 32-bit
2315 DImode shift splitters.
2316 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
2317 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
2320 2005-07-18 Jan Beulich <jbeulich@novell.com>
2322 * i386.md (movdi_extzv_1): New.
2323 (zero_extendhidi2): Combine alternatives and never force use of
2325 (zero_extendqidi2): Likewise. Don't restrict input selection.
2327 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
2329 Fix PR tree-optimization/22531
2330 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
2333 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
2335 * tree-promote-statics.c (pass_promote_statics): Change dump file
2338 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
2340 * tree-optimize.c (init_tree_optimization_passes): Add
2341 pass_eliminate_useless_stores pass.
2342 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
2343 * tree-ssa-pre.c (is_copy_stmt): New function.
2344 (follow_copies_till_vuse): Ditto.
2345 (do_eustores): Ditto.
2346 (gate_eustores): Ditto.
2348 2005-07-16 Richard Henderson <rth@redhat.com>
2350 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
2352 2005-07-16 Danny Berlin <dberlin@dberlin.org>
2353 Kenneth Zadeck <zadeck@naturalbridge.com>
2355 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
2356 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
2357 ipa-type-escape.h, tree-promote-statics.c
2358 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
2359 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
2360 tree-promote-statics.c: new files.
2361 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
2362 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
2363 int nonlocal_set_p, mark_constant_function): Deleted.
2364 (rest_of_handle_cfg): Removed call to mark_constant_function.
2365 (nonoverlapping_component_refs_p): Added calls to support
2366 type based aliasing.
2367 * tree-ssa-alias.c (may_alias_p,
2368 compute_flow_insensitive_aliasing): Ditto.
2369 * calls.c (flags_from_decl_or_type): Removed reference to
2371 * c-typeck.c (convert_arguments): Make builtins tolerant of having
2372 too many arguments. This is necessary for Spec 2000.
2373 * cgraph.h (const_function, pure_function): Removed.
2374 * common.opt: Added "fipa-pure-const", "fipa-reference",
2375 "fipa-type-escape", and "ftree-promote-static".
2377 * passes.c: Added ipa and tree-promote-statics passes.
2378 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
2379 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
2380 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
2381 * tree-flow.h: Added exposed sra calls and addition of
2382 reference_vars_info field for FUNCTION_DECLS.
2383 * tree-pass.h: Added passes.
2384 * tree-sra.c: (sra_init_cache): New function.
2385 (sra_insert_before, sra_insert_after) Made public.
2386 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
2388 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
2389 aliasing. (may_alias_p): Added code to use type escape analysis to
2391 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
2392 code to prune clobbers of static variables based on information
2393 produced in ipa-reference pass. Changed call clobbering so that
2394 statics are not marked as clobbered if the call does not clobber
2397 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
2399 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
2402 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
2404 * doc/install.texi (*-*-solaris2*): Document recommended version
2405 of GNU binutils and mention GNU linker problem on Solaris 10.
2407 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
2410 * c-decl.c (c_build_bitfield_integer_type): New function.
2411 (finish_struct): Call it.
2412 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
2414 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2416 * c-typeck.c (digest_init): Call 'convert_for_assignment'
2419 2005-07-16 Jan Hubicka <jh@suse.cz>
2421 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
2422 (scale_bbs_frequencies_int): Watch roundoff errors.
2423 * predict.c (return_prediction): Initialize return_stmt.
2425 2005-07-16 Jan Hubicka <jh@suse.cz>
2427 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
2428 after RTL profiling.
2430 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
2433 * fold-const.c (build_range_check): Convert high/low to etype
2434 if we are only comparing against exp.
2436 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
2438 Fix PR tree-optimization/22376
2439 * tree-ssa-structalias.c (build_constraint_graph): We really meant
2441 (need_to_solve): New function.
2442 (compute_points_to_sets): Use it.
2444 2005-07-15 Jan Hubicka <jh@suse.cz>
2446 * cfg.c (update_bb_profile_for_threading): More diagnostic.
2447 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
2449 2005-07-15 Richard Guenther <rguenther@suse.de>
2451 * c-common.c (handle_flatten_attribute): New function.
2452 Add flatten function attribute.
2453 * doc/extend.texi: Document flatten function attribute.
2454 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
2455 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
2457 (cgraph_decide_inlining): Handle functions with flatten
2460 2005-07-14 David Edelsohn <edelsohn@gnu.org>
2462 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
2463 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
2464 UNSPEC_XCHG, UNSPEC_AND): New.
2465 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
2466 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
2467 * config/rs6000/sync.md (FETCHOP): New code macro.
2468 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
2470 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
2471 (sync_compare_and_swap<mode>): Same.
2472 (sync_lock_test_and_set<mode>): Same.
2473 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
2474 for QImode and HImode, and not PPC405.
2475 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
2476 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
2477 (sync_<fetchop>{si,di}_internal): New.
2478 (sync_nand{si,di}_internal): New.
2479 (sync_old_<fetchop>{si,di}_internal): New.
2480 (sync_old_nand{si,di}_internal): New
2481 (sync_new_<fetchop>{si,di}_internal): New.
2482 (sync_new_nand{si,di}_internal): New.
2483 (atomic_and{si,di}): New.
2484 (sync_new_nand{si,di}_internal): New.
2485 (atomic_and{si,di}): New.
2486 (sync_add<mode>_internal): Delete.
2487 (sync_addshort_internal): Use unspec instead of unspec_volatile.
2488 (sync_sub<mode>_internal): Delte.
2489 (sync_subshort_internal): New.
2490 (sync_andsi_internal): Use unspec instead of unspec_volatile.
2491 (sync_anddi_internal): Delete.
2492 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
2493 (sync_booldi_internal): Delete.
2494 (sync_boolc<mode>_internal): Delete.
2495 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
2496 (sync_boolc<mode>_internal2): Delete.
2497 (sync_boolcc<mode>_internal): Delete.
2498 (isync, lwsync): Use unspec instead of unspec_volatile.
2499 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
2500 Revert UNSPEC_VOLATILE.
2501 (rs6000_split_atomic_op): New.
2502 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
2504 2005-07-14 Eric Christopher <echristo@redhat.com>
2506 * config/mips/mips.c (mips_canonicalize_comparison): Cast
2507 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
2509 2005-07-14 Eric Christopher <echristo@redhat.com>
2511 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
2513 2005-07-14 Steven Bosscher <stevenb@suse.de>
2515 PR tree-optimization/22230
2516 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
2517 the computation of the four cross productions for "range op range".
2519 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
2520 Ulrich Weigand <uweigand@de.ibm.com>
2523 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
2526 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
2528 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
2530 2005-07-14 Steve Ellcey <sje@cup.hp.com>
2532 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
2534 2005-07-14 Richard Guenther <rguenther@suse.de>
2537 * config/i386/i386-protos.h (ix86_function_value): Change
2538 prototype to match new target hook.
2539 * config/i386/i386.c (ix86_value_regno): Change prototype
2540 to take extra type argument.
2541 (TARGET_FUNCTION_VALUE): Define.
2542 (ix86_function_ok_for_sibcall): Pass extra argument to
2543 ix86_value_regno, check return slot rtx for exact match.
2544 (ix86_function_value): Take extra parameter. Dispatch to
2545 ix86_value_regno with fndecl/fntype as provided.
2546 (ix86_value_regno): Handle extra type argument.
2547 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
2549 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
2550 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
2551 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
2552 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
2553 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
2555 2005-07-14 Richard Guenther <rguenther@suse.de>
2557 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
2558 * calls.c (expand_call): Pass fntype to hard_function_value.
2559 (emit_library_call_value_1): Likewise.
2560 * explow.c: Include target.h.
2561 (hard_function_value): Take extra argument, the fntype.
2562 Use new target hook for function_value.
2563 * expr.h (hard_function_value): Change prototype.
2564 * function.c (aggregate_value_p): Pass 0 as fntype to
2565 hard_function_value.
2566 (assign_parms): Use new target hook for function_value.
2567 Pass 0 as fntype to hard_function_value.
2568 (expand_function_end): Likewise.
2569 * reg-stack.c: Include target.h.
2570 (stack_result): Use new target hook for function_value.
2571 * target-def.h: New target hook function_value.
2572 * target.h: Likewise.
2573 * targhooks.c (default_function_value): New function.
2574 * targhooks.h (default_function_value): Declare.
2576 2005-07-13 Ian Lance Taylor <ian@airs.com>
2578 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
2580 2005-07-14 Jan Hubicka <jh@suse.cz>
2582 * tree-dfa.c (dump_variable): Use default_def function.
2583 * tree-ssa-alias.c (dump_points_to_info): Likewise.
2584 * tree-ssa.c (verify_use): Likewise.
2585 * tree-ssanames.c (release_ssa_name): Likewise.
2586 * tree-tailcall.c (eliminate_tail_call): Likewise.
2587 (tree_optimize_tail_calls_1): Likewise.
2588 * tree-vrp.c (get_value_range): Likewise.
2590 2005-07-14 Ben Elliston <bje@au.ibm.com>
2592 * gcc.c (main): Compare language[0] with '*' when iterating over
2595 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
2597 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
2598 "s390_emit_compare". Add handling of CCZ1mode.
2599 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
2600 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
2602 (s390_branch_condition_mask): Add CCZ1mode handling.
2603 * config/s390/s390.md: ("seq", "*seq"): New pattern.
2604 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
2605 Use CCZ1mode instead of CCZmode.
2606 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
2608 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
2610 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
2612 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
2614 2005-07-13 Eric Christopher <echristo@redhat.com>
2616 * config/mips/mips.c (mips_canonicalize_comparison): New.
2617 (mips_emit_int_relational): Use.
2619 2005-07-13 Eric Christopher <echristo@redhat.com>
2621 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
2623 * config/s390/s390.md: Include tpf.md. Move tpf specific
2625 * config/s390/tpf.md: To here.
2626 * config/s390/s390.opt: Move tpf specific options...
2627 * config/s390/tpf.opt: to here. Add mmain option.
2628 * config/s390/tpf-unwind.h: Remove unnecessary defines.
2629 * config/s390/tpf.h: Rewrite.
2631 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
2633 * doc/tm.texi: Remove @xref{Cross-profiling}.
2635 2005-07-13 Jeff Law <law@redhat.com>
2637 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
2638 expressions, test their _DECL operands for pointer equality rather
2639 than using operand_equal_p.
2641 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
2643 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
2644 (TARGET_POSIX_IO): This.
2645 * config/darwin.h: Likewise.
2646 * config/freebsd.h: Likewise.
2647 * config/linux.h: Likewise.
2648 * config/lynx.h: Likewise.
2649 * config/netbsd.h: Likewise.
2650 * config/rs6000/linux64.h: Likewise.
2651 * config/rs6000/linux.h: Likewise.
2652 * config/s390/tpf.h: Likewise.
2653 * config/sh/embed-elf.h: Likewise.
2654 * config/sparc/linux64.h: Likewise.
2655 * config/sparc/linux.h: Likewise.
2656 * config/svr4.h: Likewise.
2657 * gcov-io.h: Likewise.
2659 * doc/tm.texi: Updated.
2661 * libgcov.c (create_file_directory): Defined only if
2662 TARGET_POSIX_IO is defined.
2663 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
2666 2005-07-13 Jan Hubicka <jh@suse.cz>
2668 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
2670 2005-07-13 David Edelsohn <edelsohn@gnu.org>
2672 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
2673 structure as argument.
2675 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
2677 PR tree-optimization/21921
2678 * tree-iterator.c (tsi_link_before): Support the case when
2679 tsi_end_p (tsi) == true.
2681 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
2683 PR tree-optimization/22442
2684 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
2687 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
2689 PR rtl-optimization/20376
2690 * toplev.c (process_options): Enable -fweb and -frename-registers when
2692 * doc/invoke.texi: Update the information about when -fweb and
2693 -frename-registers are enabled.
2695 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
2698 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
2699 if *rhs_p is not a SSA_NAME.
2701 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
2703 Fix PR tree-optimization/22422
2704 * tree-ssa-structalias.c (struct variable_info): Add flag for
2706 (get_varinfo): Now a static function.
2707 (new_varinfo): init has_union and is_special_var to false.
2708 (solution_set_add): Check has_union.
2709 (do_da_constraint): Move temporary variable so it gets reset
2711 Also check for special variable.
2712 (do_ds_constraint): Ditto.
2713 (do_sd_constraint): Ditto.
2714 (do_structure_copy): Check for special variable.
2715 (find_func_aliases): Ditto.
2716 (init_base_vars): Set special vars properly.
2718 2005-07-13 Jan Hubicka <jh@suse.cz>
2720 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
2723 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
2724 (get_expr_operands): Fix thinko wrt flags and subvars.
2726 PR tree-optimize/22379
2727 * tree-inline.c (expand_call_inline): Do not output sorry in early
2730 2005-07-12 Dale Johannesen <dalej@apple.com>
2732 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
2734 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
2737 * host-linux.h: Include limits.h.
2739 2005-07-12 Dale Johannesen <dalej@apple.com>
2741 * expr.c (compress_float_constant): Add cost check.
2742 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
2744 2005-07-12 Dale Johannesen <dalej@apple.com>
2746 * gcc.target/i386/compress-float-sse.c: New.
2747 * gcc.target/i386/compress-float-sse-pic.c: New.
2748 * gcc.target/i386/compress-float-387.c: New.
2749 * gcc.target/i386/compress-float-387-pic.c: New.
2750 * gcc.dg/compress-float-ppc.c: New.
2751 * gcc.dg/compress-float-ppc-pic.c: New.
2753 2005-07-12 Eric Christopher <echristo@redhat.com>
2755 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
2757 * config/s390/s390.md: Include tpf.md. Move tpf specific
2759 * config/s390/tpf.md: To here.
2760 * config/s390/s390.opt: Move tpf specific options...
2761 * config/s390/tpf.opt: to here. Add mmain option.
2762 * config/s390/tpf-unwind.h: Remove unnecessary defines.
2763 * config/s390/tpf.h: Rewrite.
2765 2005-07-12 Eric Christopher <echristo@redhat.com>
2767 * gcc.c (struct infile): Update comment for language.
2768 (main): Rewrite input file resetting code.
2770 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
2773 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
2774 requiring a cast in a non RHS of modify_expr. Add a cast when required.
2775 (lookup_avail_expr): Use constant_boolean_node instead
2776 of boolean_false_node/boolean_true_node.
2778 2005-07-12 Ben Elliston <bje@au.ibm.com>
2780 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
2781 and use it when printing num_edges.
2783 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
2785 * doc/extend.texi (Blackfin Built-in Functions): New section.
2786 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
2789 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
2791 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
2792 s/cmpstrsi/cmpstrnsi
2793 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
2795 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
2796 (init_optabs): Initialize cmpstrn_optab.
2797 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
2798 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
2799 * expr.c: (enum insn_code cmpstrn_optab): Declare.
2800 * config/i386/i386.md: s/cmpstr/cmpstrn
2801 * config/c4x/c4x.md: s/cmpstr/cmpstrn
2802 * doc/md.texi: Update documentation.
2804 2005-07-11 Richard Henderson <rth@redhat.com>
2806 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
2807 build_va_arg_indirect_ref.
2808 (alpha_gimplify_va_arg): Likewise.
2809 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
2810 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
2811 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
2812 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
2813 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
2814 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
2816 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
2818 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
2820 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
2821 * passes.c (init_optimization_passes): Add pass_empty_loop.
2822 * tree-pass.h (pass_empty_loop): Declare.
2823 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
2824 try_remove_empty_loop, remove_empty_loops): New functions.
2825 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
2826 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
2828 2005-07-12 Peter Barada <peter@the-baradas.com>
2832 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
2833 in address registers.
2834 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
2835 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
2836 alternative of addsi3_5200.
2838 2005-07-11 Ian Lance Taylor <ian@airs.com>
2840 * config/mips/mips.md (ffs<mode>2): Remove.
2842 2005-07-11 Ian Lance Taylor <ian@airs.com>
2844 * doc/tree-ssa.texi (Cleanups): Improve description of
2846 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
2848 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
2850 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
2851 * tree.h (DECL_ARGUMENT_FLD): New macro.
2853 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
2855 Fix PR tree-optimization/22404
2857 * tree-ssa-structalias.c (create_variable_info_for): Use
2860 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
2862 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
2863 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
2864 for second comparison operand.
2865 * config/bfin/predicates.md (reg_or_const_int_operand): New.
2867 * config/bfin/bfin.md (define_attr "type"): Add "sync".
2868 (define_insn_reservation "alu"): Likewise.
2869 (csync, ssync): Now of type sync.
2870 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
2871 -mcsync-anomaly -mspecld-anomaly.
2872 * config/bfin/bfin.opt (mcsync): Remove.
2873 (mcsync-anomaly, mspecld-anomaly): Add.
2874 * config/bfin/bfin.c: Include "insn-codes.h".
2875 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
2876 (TARGET_DEFAULT_TARGET_FLAGS): New.
2877 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
2879 2005-07-11 Steven Bosscher <stevenb@suse.de>
2881 * basic-block.h: Give the BB flags enum a name, bb_flags.
2882 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
2883 * cfgcleanup.c (enum bb_flags): Remove here.
2884 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
2885 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
2886 (update_forwarder_flag): Likewise.
2887 (thread_jump): Likewise.
2888 (try_forward_edges): Likewise.
2889 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
2890 forwarder flags. Don't clear bb->aux for all basic blocks. Only
2891 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
2893 2005-07-11 Richard Guenther <rguenther@suse.de>
2895 * config/i386/i386.opt: New target option -msseregparm.
2896 * config/i386/i386.c (override_options): Error out for
2897 -msseregparm but no SSE support.
2898 (ix86_function_sseregparm): Check for global sseregparm.
2899 * doc/invoke.texi: Document -msseregparm.
2901 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2903 * config.gcc (m32r-*-linux*): Use the default extra_parts.
2904 (m32rle-*-linux*): Ditto.
2906 2005-07-11 Jakub Jelinek <jakub@redhat.com>
2908 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
2909 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
2912 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2916 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
2917 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
2919 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
2921 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
2922 (varmap): Heapify varmap.
2923 (constraints): Heapify constraints.
2924 (struct constraint_graph): Heapify succs and preds.
2925 (constraint_vec_find): Update for heapification.
2926 (constraint_set_union): Ditto.
2927 (insert_into_complex): Ditto.
2928 (constraint_edge_vec_find): Ditto.
2929 (erase_graph_self_edge): Ditto.
2930 (add_graph_edge): Ditto.
2931 (get_graph_weights): Ditto.
2932 (merge_graph_nodes): Ditto.
2933 (build_constraint_graph): Ditto.
2934 (topo_visit): Ditto.
2935 (solve_graph): Ditto.
2936 (create_variable_info_for): Ditto.
2937 (init_base_vars): Ditto.
2938 (delete_points_to_sets): Free graph, varmap, and complex constraints.
2939 (condese_varmap_nodes): Free complex vector.
2940 (clear_edges_for_node): Clear succs and preds vector.
2942 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
2944 * tree-ssa-structalias.c (update_alias_info): Change counting of
2945 references to not include vdefs.
2947 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
2949 * tree-ssa-alias.c (free_used_part_map): Add missing free.
2952 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2954 * pa.c (pa_commutative_p): Make PLUS commutative when
2955 TARGET_NO_SPACE_REGS is true.
2957 2005-07-09 Diego Novillo <dnovillo@redhat.com>
2959 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
2960 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
2961 * tree-dfa.c (dump_subvars_for): New.
2962 (debug_subvars_for): New.
2963 (dump_variable): Show subvariables if VAR has them.
2964 * tree-flow-inline.h (get_subvar_at): New.
2965 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
2966 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
2968 (struct subvar): Change fields offset and size to unsigned
2970 (dump_subvars_for): Declare.
2971 (debug_subvars_for): Declare.
2972 (get_subvar_at): Declare.
2973 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
2974 to unsigned HOST_WIDE_INT *.
2975 (overlap_subvar): Likewise.
2976 * tree-gimple.c (is_gimple_reg): Always return false for
2977 SFTs and memory tags.
2978 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
2980 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
2981 (compute_may_aliases): Call compute_points_to_sets.
2982 (collect_points_to_info_for): Remove.
2983 (compute_points_to_and_addr_escape): Remove.
2984 (delete_alias_info): Call delete_points_to_sets.
2985 (compute_flow_sensitive_aliasing): If the call to
2986 find_what_p_points_to returns false, call set_pt_anything.
2987 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
2988 (set_pt_anything): Clear pi->pt_vars.
2989 (set_pt_malloc): Remove.
2990 (merge_pointed_to_info): Remove.
2991 (add_pointed_to_expr): Remove.
2992 (add_pointed_to_var): Remove.
2993 (collect_points_to_info_r): Remove.
2994 (is_escape_site): Make extern.
2996 (create_overlap_variables_for): Call it.
2997 * tree-ssa-copy.c (merge_alias_info): Never merge
2998 flow-sensitive alias information.
2999 * tree-ssa-operands.c (get_expr_operands): Adjust variables
3000 offset and size to be unsigned HOST_WIDE_INT.
3001 (add_to_addressable_set): Rename from note_addressable.
3002 Set TREE_ADDRESSABLE as the variables are added to the set.
3004 (add_stmt_operand): Do not try to micro-optimize unmodifiable
3005 operands into VUSEs when adding V_MAY_DEFs for members in an
3007 * tree-ssa-operands.h (add_to_addressable_set): Declare.
3008 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
3009 (struct variable_info): Add bitfield is_heap_var.
3010 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
3011 (new_var_info): Initialize is_heap_var.
3012 (get_constraint_for): Add HEAP variables to the symbol table.
3013 Mark them with is_heap_var.
3014 (update_alias_info): New. Taken mostly from the old
3015 compute_points_to_and_addr_escape.
3016 (handle_ptr_arith): New.
3017 (find_func_aliases): Call update_alias_info.
3018 Call handle_ptr_info for tcc_binary expressions.
3019 Call mark_stmt_modified.
3020 (create_variable_info_for): If DECL has subvars, do not create
3021 variables for its subvars. Always add all the fields.
3022 (set_uids_in_ptset): If the solution includes ANYOFFSET and
3023 SFTs, then add all the SFTs of the structure.
3024 If VI->DECL is an aggregate with subvariables, add the SFT at
3026 (find_what_p_points_to): If VI is an artificial variable,
3027 translate to bitfields in SSA_NAME_PTR_INFO.
3028 If the solution is empty, set pi->pt_vars to NULL
3029 (init_base_vars): Create ANYOFFSET.
3030 (compute_points_to_sets): Rename from create_alias_vars.
3032 (pass_build_pta): Remove.
3033 (delete_points_to_sets): Rename from delete_alias_vars.
3034 (pass_del_pta): Remove.
3035 * tree-ssa-structalias.h (struct alias_info): Move from
3037 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
3038 NUM_REFERENCES_SET): Likewise.
3039 (compute_points_to_sets, delete_points_to_sets): Declare.
3041 2005-07-09 Richard Henderson <rth@redhat.com>
3043 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
3044 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
3045 alpha_split_lock_test_and_set_12): New functions.
3046 * config/alpha/alpha-protos.h: Update.
3047 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
3048 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
3049 * config/alpha/sync.md (I12MODE): New.
3050 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
3051 (sync_<fetchop_name><I48MODE>): Likewise.
3052 (sync_nand<I48MODE>): Likewise.
3053 (sync_old_<fetchop_name><I48MODE>): Likewise.
3054 (sync_new_<fetchop_name><I48MODE>): Likewise.
3055 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
3056 (sync_compare_and_swap<I48MODE>): Likewise.
3057 (sync_lock_test_and_set<I48MODE>): Likewise.
3058 (sync_compare_and_swap<I12MODE>): New.
3059 (sync_compare_and_swap<I12MODE>_1): New.
3060 (sync_lock_test_and_set<I12MODE>): New.
3061 (sync_lock_test_and_set<I12MODE>_1): New.
3063 2005-07-09 Diego Novillo <dnovillo@redhat.com>
3067 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
3069 2005-07-09 Jakub Jelinek <jakub@redhat.com>
3071 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
3072 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
3074 2005-07-09 Richard SAndiford <richard@codesourcery.com>
3077 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
3079 2005-07-08 David Edelsohn <edelsohn@gnu.org>
3081 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
3082 memory_operand constraint.
3083 (store_conditional_<mode>): Same.
3084 (sync_compare_and_swap<mode>): Same.
3085 (sync_lock_test_and_set<mode>): Same.
3087 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
3089 Rewrite PIC support to more closely model actual instructions.
3090 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
3091 (cris_symbol): Remove prototypes for removed functions.
3092 (cris_pic_symbol_type_of, cris_valid_pic_const)
3093 (cris_expand_pic_call_address): Prototypes for new functions.
3094 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
3096 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
3098 <case ':'>: Add case for new punctuation character.
3099 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
3100 emitting (extra) PIC modifier.
3101 <case UNSPEC>: Do not assert for PLT.
3102 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
3103 (cris_expand_prologue, cris_expand_epilogue): Check
3104 for pic_offset_table_rtx usage instead of taking
3105 current_function_uses_pic_offset_table as the final word.
3106 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
3107 Remove flag_pic difference.
3108 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
3109 the moral equivalents of...
3110 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
3112 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
3113 (cris_handle_option): Mark ARG as unused.
3114 (cris_expand_pic_call_address): New worker function for "call",
3116 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
3117 output PIC constructs here.
3118 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
3119 as symbol-specific modifers, not whole or part of operands.
3120 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
3121 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
3122 constants and flag_pic.
3123 (CONSTANT_INDEX_P): Adjust for new functions.
3124 (enum cris_pic_symbol_type): New helper type.
3125 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
3126 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
3127 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
3129 ("movsi"): Emit actual instructions for GOT and relative access.
3130 ("*movsi_got_load"): New pattern to set up the register holding
3132 ("*movsi_internal"): Operand 1 is not a plain general_operand.
3133 Adjust FIXME for 'S'.
3134 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
3135 Use "movs" for -fpic cases.
3136 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
3137 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
3138 ("call", "call_value"): Just call cris_expand_pic_call_address for
3140 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
3141 Remove special pattern.
3142 ("*expanded_call_side", "*expanded_call_value_side"): New
3144 (gotplt-to-plt, gotplt-to-plt-side-call)
3145 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
3147 * config/cris/cris/predicates.md
3148 ("cris_general_operand_or_gotless_symbol"): Remove unused
3150 ("cris_general_operand_or_symbol"): Adjust for new functions.
3152 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
3154 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
3156 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
3158 * Makefile.in (TREE_H): Add treestruct.def.
3159 (c-decl.o): Add pointer-set.h
3160 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
3161 visibility on regular DECL's.
3162 (merge_decls): Fix the copying of decl nodes of various types for
3163 the new structures. Don't update RTL, section name, weak status,
3164 etc, on DECL's without RTL.
3165 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
3166 Don't check volatile on non-variable types.
3167 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
3168 to check whether we have seen arguments.
3169 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
3170 flag is checked before field (flag is common, field is not).
3171 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
3172 TS_DECL_COMMON could have an origin.
3173 (add_location_or_const_value_attribute): Don't check section name
3174 on non-var/function decls.
3175 (dwarf2out_var_location): Reverse order of tests.
3176 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
3177 with DECL_WRTL_CHECK.
3178 * expmed.c (make_tree): rtl is now in decl_with_rtl.
3179 * fold-const.c (fold_binary): Don't check weakness on
3180 non-var/function decls.
3181 (tree_expr_nonzero_p): Ditto.
3182 (fold_checksum_tree): Use tree_decl_extra as sizeof
3184 * ggc-page.c (extra_order_size_table): Add sizes for
3185 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
3187 * gimplify.c (gimplify_bind_expr): Only set
3188 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
3189 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
3191 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
3192 * langhooks.h (init_ts). New langhook.
3193 * passes.c (rest_of_decl_compilation): Reverse order of tests.
3194 * print-tree.c (print_node): Update to only print fields that
3195 exist in the structures the passed decl has.
3196 * toplev.c (wrapup_global_declarations): Don't reset
3197 DECL_DEFER_OUTPUT on DECL's that don't contain it.
3198 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
3199 * tree-inline.c (remap_decl): Ditto.
3200 * tree-outof-ssa.c (create_temp): Reverse order of tests.
3201 * tree-pretty-print.c (print_declaration): Don't print
3202 DECL_REGISTER on things that don't contain it.
3203 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
3204 non-var/function decls.
3205 * tree.c (tree_contains_struct): New structure.
3206 (init_priority_for_decl): New hashtable.
3207 (tree_int_map): New structure.
3208 (tree_int_map_eq): New function.
3209 (tree_int_map_marked_p): Ditto.
3210 (tree_int_map_hash): Ditto.
3211 (tree_map): Move to tree.h.
3212 (tree_map_eq): Externalize.
3213 (tree_map_hash): Ditto.
3214 (tree_map_marked_p): Ditto.
3215 (init_ttree): Set up tree_contains_struct and call langhook.
3216 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
3217 (tree_code_size): Update for new structures.
3218 (tree_node_structure): Update for new structures.
3219 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
3221 (copy_node_stat): Copy init priority.
3222 (build_decl_stat): Ditto for visibility.
3223 (ts_enum_names): New.
3224 (tree_contains_struct_check_failed): New function.
3225 (decl_init_priority_lookup): Ditto.
3226 (decl_init_priority_insert): Ditto.
3227 * treestruct.def: New file.
3228 * tree.h (CODE_CONTAINS_STRUCT): New macro.
3229 (CONTAINS_STRUCT_CHECK): Ditto.
3230 (tree_contains_struct_check_failed): New prototype.
3231 (DECL_CHECK): Removed.
3232 (DECL_MINIMAL_CHECK): New.
3233 (DECL_COMMON_CHECK): Ditto.
3234 (DECL_WRTL_CHECK): Ditto.
3235 (DECL_NON_COMMON_CHECK): Ditto.
3236 (DECL_WITH_VIS_CHECK): Ditto.
3237 (VAR_OR_FUNCTION_DECL_P): Ditto
3238 (struct tree_decl_minimal): New structure.
3239 (struct tree_decl_common): Ditto.
3240 (struct tree_decl_with_rtl): Ditto.
3241 (struct tree_decl_with_vis): Ditto.
3242 (struct tree_decl_non_common): Ditto.
3243 (struct tree_field_decl): Ditto.
3244 (struct tree_parm_decl): Ditto.
3245 (struct tree_var_decl): Ditto.
3246 (struct tree_function_decl): Ditto.
3247 (struct tree_const_decl): Ditto.
3248 (struct tree_result_decl): Ditto.
3249 (union tree_node): Add new structures.
3250 * var-tracking.c (track_expr_p): Reverse order of tests.
3252 * doc/c-tree.texi: Add documentation on DECL node internal structure.
3254 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
3256 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
3257 * system.h: Poison FINALIZE_PIC.
3258 * doc/tm.texi (FINALIZE_PIC): Remove.
3260 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
3263 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
3264 to the correct type if we have a MODIFY_EXPR.
3266 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
3268 PR tree-optimization/22360
3269 * tree.c (upper_bound_in_type): Fix calculations for casting
3270 to a non-wider signed type and casting a signed value to a
3271 wider unsigned type.
3272 (lower_bound_in_type): Fix calculations for casting to a
3273 non-wider signed type.
3275 PR tree-optimization/20139
3276 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
3278 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
3279 fold_cond_expr_cond.
3280 * tree-ssanames.c (release_defs): Assert in_ssa_p.
3281 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
3283 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
3286 * tree-complex.c (expand_complex_libcall): Produce
3287 REALPART_EXPR/IMAGPART_EXPR with the correct type.
3289 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
3291 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
3292 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
3293 b" assert and inserted fastpath code for this case.
3294 (bitmap_ior): Removed "a != b" assert.
3296 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3298 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
3299 (ENDFILE_SPEC): Likewise.
3300 * config/m32r/m32r.h (ASM_SPEC): Likewise.
3302 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
3303 a large stack frame at epilogue.
3305 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
3307 * final.c: Include sdbout.h when required.
3309 2005-07-07 Geoffrey Keating <geoffk@apple.com>
3311 * config.gcc (*-*-darwin*): Only one target-specific header file
3313 (powerpc-*-darwin*): Add version-specific header files.
3314 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
3315 * config.in: Regenerate.
3316 * configure: Regenerate.
3317 * gcc.c: Include xregex.h.
3318 (version_compare_spec_function): New.
3319 (spec_function): Add version-compare.
3320 (replace_outfile_spec_function): Reformat comment.
3321 (compare_version_strings): New.
3322 * config/darwin-c.c (version_as_macro): New.
3323 (builtin_define): New.
3324 (darwin_cpp_builtins): New.
3325 * config/darwin-protos.h (darwin_cpp_builtins): New.
3326 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
3327 (LIB_SPEC): Make unconditional, update comment.
3328 (TARGET_C99_FUNCTIONS): Define.
3329 * config/darwin.opt: Sort.
3330 (mmacosx-version-min=): New.
3331 * config/darwin7.h: Delete.
3332 * config/darwin8.h: Delete.
3333 * config/i386/darwin.h (): Call darwin_cpp_builtins.
3334 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
3335 (TARGET_C99_FUNCTIONS): Define.
3336 * config/rs6000/darwin7.h: New.
3337 * config/rs6000/darwin8.h: New.
3338 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
3339 (-mmacosx-version-min): Document.
3341 2005-07-07 Ian Lance Taylor <ian@airs.com>
3343 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
3345 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
3348 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
3350 2005-07-07 Khem Raj <kraj@mvista.com>
3352 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
3353 in bytes, not words.
3355 2005-07-07 Paul Brook <paul@codesourcery.com>
3357 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
3358 DEFAULT_FUNCTION_ARG_PADDING to upward.
3360 2005-07-07 Richard Henderson <rth@redhat.com>
3362 * function.c (locate_and_pad_parm): Record parameter alignment in
3363 stack_alignment_needed.
3365 2005-07-07 David Edelsohn <edelsohn@gnu.org>
3367 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
3368 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
3369 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
3370 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
3371 (define_attr "type"): Add isync, sync, load_l, store_c.
3372 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
3373 Create scratch volatile MEM.
3374 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
3376 (load_locked_<mode>): New.
3377 (store_conditional_<mode>): New.
3378 (sync_compare_and_swap<mode>): Replace with splitter.
3379 (sync_lock_test_and_set<mode>): Replace with splitter.
3380 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
3382 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
3383 is ics. Attribute isync.
3384 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
3386 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
3387 and UNSPECV_SYNC_OP.
3388 (emit_unlikely_jump): New.
3389 (emit_load_locked): New.
3390 (emit_store_conditional): New.
3391 (rs6000_split_compare_and_swap): New.
3392 (rs6000_split_lock_test_and_set): New.
3393 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
3394 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
3395 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
3396 rs6000_split_lock_test_and_set): Declare.
3397 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
3398 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
3399 store_c, isync, sync.
3401 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
3403 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
3404 filenames to gtyp-gen.h.
3405 (s-typ-gen): Use it in place of for loops.
3407 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
3409 * hooks.c (hook_bool_rtx_int_false): New function.
3410 * hooks.h (hook_bool_rtx_int_false): Declare.
3411 * target-def.h (TARGET_COMMUTATIVE_P): Define.
3412 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
3413 * target.h (struct gcc_target): Add commutative_p member.
3414 * targhooks.c (hook_bool_rtx_commutative_p): New function.
3415 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
3416 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
3417 (pa_commutative_p): New function.
3418 * jump.c (target.h): Include.
3419 (rtx_renumbered_equal_p): Use targetm.commutative_p.
3420 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
3422 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
3424 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
3425 (s390_expand_setmem): New.
3426 * config/s390/s390.c: Likewise.
3427 (print_shift_count_operand): Truncate to 12 bits instead of 6.
3429 * config/s390/s390.md: ("setmem<mode>"): Accept character as
3430 general_operand. Call new function "s390_expand_setmem".
3431 ("clrmem_long", "*clrmem_long"): Rewrite to ...
3432 ("setmem_long", "*setmem_long"): ... this.
3434 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
3436 * config/s390/s390.c: (optimization_options): Enable
3437 TARGET_MVCLE at -Os.
3438 * doc/invoke.texi: Document changes in default behaviour.
3439 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
3441 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
3443 * expr.c: (set_storage_via_setmem): Convert opchar to mode
3444 defined by back-end.
3446 2005-07-07 Jakub Jelinek <jakub@redhat.com>
3448 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
3449 all sets in the pattern.
3450 * config/rs6000/rs6000.md (stack_protect_testsi,
3451 stack_protect_testdi): Likewise.
3453 2005-07-06 Jeff Law <law@redhat.com>
3455 * tree-vrp.c (simplify_using_ranges): Kill.
3456 (vrp_finalize): Remove call to simplify_using_ranges.
3457 (simplify_stmt_using_ranges): New function extracted from
3458 simplify_using_ranges.
3459 (simplify_div_or_mod_using_ranges): Likewise.
3460 (simplify_abs_using_ranges): Likewise.
3461 (simplify_cond_using_ranges): New function.
3462 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
3463 * tree-ssa-propagate.c (substitute_and_fold): Call
3464 simplify_stmt_using_ranges if we have range information.
3466 2005-07-06 James E. Wilson <wilson@specifixinc.com>
3468 * config/ia64/ia64.c (ia64_reorg): Check optimize before
3469 ia64_flag_schedule_isns2.
3471 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
3472 reading/writing general registers.
3473 (ia64_function_arg): Revert 2005-06-18 change.
3475 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
3477 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
3478 (legitimize_tls_address): Use gcc_unreachable instead of abort.
3480 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
3482 * function.c (expand_function_end): Revert part of 2005-06-27
3483 patch. Do sjlj_emit_function_exit_after after return_label.
3485 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
3487 * doc/install.texi (--disable-libssp): New.
3489 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
3491 * doc/invoke.texi: Update -fforce-mem documentation.
3492 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
3493 code for -fforce-mem.
3494 * expmed.c: (store_bit_field,store_fixed_bit_field,
3495 extract_bit_field): Ditto.
3496 * expr.c: (convert_move): Ditto.
3497 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
3498 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
3499 emit_conditional_add,expand_float,expand_fix): Ditto.
3500 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
3501 (common_handle_option): Issue warning when -fforce-mem specified.
3503 2005-07-06 Paul Brook <paul@codesourcery.com>
3505 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
3507 * configure: Regenerate.
3509 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
3511 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
3513 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
3515 Fix PR tree-optimization/22319
3516 Fix PR tree-optimization/22140
3517 Fix PR tree-optimization/22310
3519 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
3520 variable sized types.
3521 Use correct type for intermediate structure on *a = *b structure
3524 2005-07-06 Jakub Jelinek <jakub@redhat.com>
3526 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
3528 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
3529 (machine_function): Move typedef to...
3530 * config/rs6000/rs6000.c (machine_function): ... here. Add
3531 varargs_save_offset field.
3532 (rs6000_stack_t): Remove varargs_size field.
3533 (setup_incoming_varargs): Allocate varargs save area using
3534 assign_stack_local, try to make it as small as possible.
3535 Save offset from virtual_stack_vars_rtx to the save area
3536 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
3537 instead of magic 8 when fp word byte size is used.
3538 (rs6000_va_start): Use cfun->machine->varargs_save_offset
3539 instead of -RS6000_VARARGS_SIZE.
3540 (rs6000_stack_info, debug_stack_info,
3541 rs6000_initial_elimination_offset): Remove all traces of
3543 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
3544 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
3545 RS6000_VARARGS_AREA.
3547 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
3549 PR tree-optimization/21963
3550 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
3551 constant_multiple_of in the same way get_computation_cost_at does.
3553 2005-07-06 Jakub Jelinek <jakub@redhat.com>
3555 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
3556 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
3557 (gen_compare_reg): If sparc_compare_emitted is set, clear it
3558 and return its previous value.
3559 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
3560 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
3562 (stack_protect_set, stack_protect_test): New expanders.
3563 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
3564 stack_protect_testdi): New insns.
3565 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3566 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
3568 2005-07-06 Jeff Law <law@redhat.com>
3570 * tree-ssa-dce.c (cfg_altered): New global.
3571 (tree_dce_init): Initialize cfg_altered.
3572 (remove_dead_stmt): If we remove an edge in the CFG, then set
3574 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
3577 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
3579 * Makefile.in (stamp-collect-ld): Use
3580 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
3581 ./collect-ld if it already exists.
3582 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
3583 Don't remove ./nm if it already exists.
3585 2005-07-05 Devang Patel <dpatel@apple.com>
3587 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
3588 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
3589 * tree-vectorizer.c (vect_loop_location): New.
3590 (vect_print_dump_info): Use vect_loop_location.
3591 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
3592 (vectorize_loops): Set vect_loop_location.
3593 * tree-vect-analyze.c (vect_analyze_offset_expr,
3594 vect_determin_vectorization_factor, vect_analyze_operations,
3595 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
3596 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
3597 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
3598 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
3599 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
3600 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
3601 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
3602 vect_analyze_loop): Adjust vect_print_dump_info API.
3603 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
3604 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
3605 vect_finish_stmt_generation, vectorizable_assignment,
3606 vectorizable_operation, vectorizable_store, vectorizable_load,
3607 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
3608 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
3609 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
3610 vect_transform_loop): Same.
3611 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
3612 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
3615 2005-07-05 Randolph Chung <tausq@debian.org>
3617 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
3618 * configure: Regenerate.
3619 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
3620 (pa_tls_referenced_p): Declare.
3621 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
3622 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
3623 (legitimize_tls_address): New.
3624 (hppa_legitimize_address): Handle TLS addresses.
3625 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
3626 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
3627 (emit_move_sequence): Handle TLS addresses.
3628 (pa_encode_section_info): Call default handler to handle common
3630 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
3631 (CONSTANT_ADDRESS_P): Reject TLS operands.
3632 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
3633 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
3634 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
3635 (UNSPEC_TLSLE): Define new constants.
3636 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
3637 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
3638 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
3639 (tie_symbolic_operand, tle_symbolic_operand): New
3641 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
3643 * aclocal.m4: Update macros for autoconf 2.59 style.
3644 * configure.ac: Likewise.
3646 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3648 * pa.c (function_value): Handle small aggregates on 32-bit targets.
3649 (function_arg): Pass small aggregates in general registers on 32-bit
3651 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
3653 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
3655 * Makefile.in (final.o): Fix dependencies.
3657 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
3661 * langhooks.h (struct lang_hooks): Add expr_to_decl.
3662 * langhooks.c (lhd_expr_to_decl): New.
3663 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
3665 (LANG_HOOKS_INITIALIZER): Update.
3666 * tree.c (recompute_tree_invarant_for_addr_expr): Call
3667 expr_to_decl langhook.
3668 * c-tree.h (c_expr_to_decl): Declare.
3669 * c-typeck.c (c_expr_to_decl): New.
3670 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
3672 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
3674 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
3677 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
3678 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
3680 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
3682 * Makefile.in: Adjust dependencies.
3683 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
3684 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
3685 * alias.c (rest_of_handle_cfg, pass_cfg): New.
3686 * bb-reorder.c (duplicate_computed_gotos): Make it static.
3687 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
3688 rest_of_compilation.
3690 * bb-reorder.c (gate_duplicate_computed_gotos,
3691 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
3692 rest_of_handle_reorder_blocks, pass_reorder_blocks,
3693 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
3694 pass_partition_blocks): New.
3695 * bt-load.c (gate_handle_branch_target_load_optimize,
3696 rest_of_handle_branch_target_load_optimize,
3697 pass_branch_target_load_optimize): New.
3698 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
3700 * cfglayout.c (pass_insn_locators_initialize): New.
3701 * cfgrtl.c (pass_free_cfg): New.
3702 * combine.c (gate_handle_combine, rest_of_handle_combine,
3704 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
3705 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
3706 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
3707 * except.c (pass_set_nothrow_function_flags,
3708 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
3710 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
3711 rest_of_handle_shorten_branches, pass_shorten_branches,
3712 rest_of_clean_state, pass_clean_state): New.
3713 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
3714 rest_of_handle_remove_death_notes, pass_remove_death_notes,
3715 rest_of_handle_life, pass_life, rest_of_handle_flow2,
3717 * function.c (pass_instantiate_virtual_regs, pass_init_function,
3718 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
3719 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
3720 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
3722 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
3723 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
3724 pass_rtl_ifcvt, gate_handle_if_after_combine,
3725 rest_of_handle_if_after_combine, pass_if_after_combine,
3726 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
3727 pass_if_after_reload): New.
3728 * integrate.c (pass_initial_value_sets): New.
3729 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
3730 pass_purge_lineno_notes): New.
3731 * mode-switching.c (rest_of_handle_mode_switching,
3732 pass_mode_switching): New.
3733 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
3734 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
3736 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
3737 pass_loop_optimize): New.
3738 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
3740 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
3742 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
3743 pass_postreload_cse): New.
3744 * profile.c (gate_handle_profiling, pass_profiling,
3745 rest_of_handle_branch_prob, pass_branch_prob): New.
3746 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
3747 pass_split_before_regstack, gate_handle_split_before_regstack,
3748 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
3749 rest_of_handle_split_all_insns, pass_split_all_insns): New.
3750 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
3751 pass_stack_regs): New.
3752 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
3753 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
3754 pass_stack_adjustments): New.
3755 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
3756 pass_regrename): New.
3757 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
3758 pass_delay_slots, gate_handle_machine_reorg,
3759 rest_of_handle_machine_reorg, pass_machine_reorg): New.
3760 * rtl.h (extern void purge_line_number_notes): New.
3761 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
3762 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
3764 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
3766 * value-prof.c (gate_handle_value_profile_transformations,
3767 rest_of_handle_value_profile_transformations,
3768 pass_value_profile_transformations): New.
3769 * var-tracking.c (gate_handle_var_tracking,
3770 pass_variable_tracking): New.
3771 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
3773 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
3774 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
3775 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
3776 rest_of_handle_old_regalloc, rest_of_handle_regrename,
3777 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
3778 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
3779 rest_of_handle_gcse2, rest_of_handle_regmove,
3780 rest_of_handle_tracer, rest_of_handle_if_conversion,
3781 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
3782 rest_of_handle_web, rest_of_handle_branch_prob,
3783 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
3784 rest_of_handle_jump_bypass, rest_of_handle_combine,
3785 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
3786 rest_of_handle_gcse, rest_of_handle_loop_optimize,
3787 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
3788 rest_of_handle_mode_switching, rest_of_handle_jump,
3789 rest_of_handle_eh, rest_of_handle_stack_adjustments,
3790 rest_of_handle_flow2, rest_of_handle_jump2,
3791 rest_of_handle_peephole2, rest_of_handle_postreload,
3792 rest_of_handle_shorten_branches, rest_of_clean_state,
3793 rest_of_compilation): Remove.
3795 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
3796 * passes.c (dump_flags, in_gimple_form, all_passes,
3797 all_ipa_passes, all_lowering_passes, register_one_dump_file,
3798 register_dump_files, next_pass_1, last_verified, execute_todo,
3799 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
3800 from tree-optimize.c.
3801 (init_optimization_passes): Moved from tree-optimize.c,
3802 adding the RTL optimizations.
3803 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
3804 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
3805 all_ipa_passes, all_lowering_passes, register_one_dump_file,
3806 register_dump_files, next_pass_1, last_verified, execute_todo,
3807 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
3808 init_tree_optimization_passes, ipa_passes): Delete.
3809 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
3811 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
3812 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
3814 (ipa_passes): Remove.
3815 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
3816 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
3817 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
3818 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
3819 (dump_info_p, dump_flag): Moved to tree-dump.h.
3821 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
3823 * passes.c (finish_optimization_passes): Use dump_begin
3824 and dump_end, TDI_end.
3825 (gate_rest_of_compilation): New.
3826 (pass_rest_of_compilation): Use it.
3827 (gate_postreload, pass_postreload): New.
3828 * toplev.c (general_init): Rename init_tree_optimization_passes.
3829 * toplev.h (init_tree_optimization_passes): Rename to
3830 init_optimizations_passes.
3831 * tree-dump.c (dump_flag): Make static.
3832 (dump_files): Remove RTL dumps.
3833 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
3834 pass_cleanup_cfg, pass_free_cfg_annotations,
3835 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
3836 pass_init_datastructures, pass_fixup_cfg): Make non-static.
3837 * tree-pretty-print.c: Include tree-pass.h.
3838 * cgraph.c: Include tree-dump.h.
3840 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
3842 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
3843 Only fall back to saying it points to readonly memory if
3846 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3848 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
3849 * config/m32r/m32r.c (m32r_compute_frame_size,
3850 m32r_expand_prologue): Take current_function_profile into
3851 account whenever we reference
3852 current_function_uses_pic_offset_table.
3853 (m32r_finalize_pic): Remove.
3854 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
3856 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
3858 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
3859 instead of $<. Don't remove ./as if it already exists.
3861 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3864 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
3865 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
3866 for complex modes when generating code for PA 1.0.
3867 (VALID_FP_MODE_P): New macro.
3868 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
3869 sets for all general and floating point modes. Align wide floating
3870 point modes to even register boundaries to comply with architectural
3872 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
3873 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
3874 (VALID_FP_MODE_P): New macro.
3875 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
3876 sets for all general and floating point modes. Align wide floating
3877 point modes to even register boundaries to comply with architectural
3880 2005-07-04 Diego Novillo <dnovillo@redhat.com>
3882 * tree-dump.c (dump_files): Initialize dump number for .cgraph
3885 2005-07-04 Diego Novillo <dnovillo@redhat.com>
3887 * tree-ssa-structalias.c: Don't include expr.h.
3889 2005-07-04 Diego Novillo <dnovillo@redhat.com>
3891 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
3894 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
3896 Fix PR tree-optimization/22279
3898 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
3901 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
3903 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
3905 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
3907 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
3908 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
3909 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
3910 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
3911 config/stormy16/stormy16.c, config/v850/v850.c,
3912 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
3913 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
3914 Avoid "." or "\n" at end of diagnostics and capital letters at
3915 start of diagnostics.
3916 * combine.c, cse.c: Don't translate dump file output.
3917 * toplev.c (print_version): Only translate output if going to
3920 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
3922 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
3923 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
3926 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3928 * pa.c (fix_range): Fix typo in comment.
3930 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
3932 * tree-vrp.c (extract_range_from_assert): Replace
3933 fold (build (...)) with fold_build2.
3935 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3937 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
3938 gcc_gfc_char_table, init_dynamic_gfc_info): New.
3939 (format_types_orig, handle_format_attribute): Add support for
3942 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
3944 * varasm.c (assemble_variable): Fix format specifier thinko.
3946 2005-07-03 Ira Rosen <irar@il.ibm.com>
3948 PR tree-optimization/22029 (and 22135)
3949 * tree-pretty-print.c (dump_generic_node): Check that the node is not
3950 a phi node before calling dump_vops.
3952 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
3954 * tree-dump.h (dump_string_field): Declare.
3955 * tree-dump.c: Use it instead of dump_string.
3956 (dump_string_field): Make non-static.
3958 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
3960 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
3961 up the minimal CFG stuff always when optimize > 0. Call
3962 split_all_insns_noflow in PIC case if needed.
3964 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
3965 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
3968 * c-decl.c (c_write_global_declarations): Dump contents of
3970 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
3971 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
3972 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
3973 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
3976 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
3978 * c-common.h (GCC_DIAG_STYLE): Define.
3979 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
3980 version for format checking to 4.1.
3981 * c-format.c: Include toplev.h after c-common.h.
3982 (enum format_type): Add gcc_tdiag_format_type.
3983 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
3984 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
3985 (format_types_orig): Add gcc_tdiag.
3986 (init_dynamic_diag_info): Support gcc_tdiag formats.
3987 (handle_format_attribute): Likewise.
3988 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
3989 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
3990 version for format checking to 4.1.
3991 (warning0, warning, error, pedwarn, sorry): Use
3993 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
3994 (finish_aliases_1): Do not use %qE.
3995 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
3996 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
3997 Correct format bugs.
3998 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
3999 parameter to unsigned HOST_WIDE_INT.
4000 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
4002 2005-07-02 David Edelsohn <edelsohn@gnu.org>
4005 * expr.c (write_complex_part): Use adjust_address for MEM.
4006 (read_complex_part): Same.
4008 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
4010 Fix PR tree-optimization/22280
4012 * tree-sra.c (generate_element_init): Remove useless loop.
4014 2005-07-02 Richard Henderson <rth@redhat.com>
4016 * config/alpha/alpha.c (alpha_legitimize_address): Check for
4018 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
4020 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
4023 * fold-const.c (fold_binary): Handle the return value of
4024 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
4025 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
4027 2005-07-02 Jeff Law <law@redhat.com>
4029 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
4030 a eliminate type conversion which feeds an equality comparison
4031 if the original type or either operand in the comparison is a
4034 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
4036 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
4037 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
4039 * config/avr/avr.c: Do not use '`' as left quote.
4040 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
4041 Remove "." from end of diagnostics. Make diagnostics start with
4044 2005-07-02 Zack Weinberg <zack@codesourcery.com>
4045 Joseph S. Myers <joseph@codesourcery.com>
4047 * toplev.c (default_tree_printer): Handle setting location with
4049 * c-objc.common.c (c_tree_printer): Likewise.
4050 * c-format.c (gcc_diag_flag_specs): Add '+'.
4051 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
4052 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
4054 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
4055 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
4056 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
4057 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
4058 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
4059 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
4060 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
4061 format arguments where %J is used without %D.
4063 2005-07-02 Jakub Jelinek <jakub@redhat.com>
4065 * gcc.c (LINK_SSP_SPEC): Define.
4066 (link_ssp_spec): New variable.
4067 (LINK_COMMAND_SPEC): Add %(link_ssp).
4068 (static_specs): Add link_ssp_spec.
4069 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
4070 * configure: Rebuilt.
4071 * config.in: Rebuilt.
4073 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
4074 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
4075 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
4076 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
4077 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
4078 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
4079 -0x7008(2) instead of reading __stack_chk_guard variable.
4080 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
4082 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
4083 (stack_protect_set, stack_protect_test): Use *_tls* patterns
4084 if TARGET_THREAD_SSP_OFFSET is defined.
4085 (stack_tls_protect_set_si, stack_tls_protect_set_di,
4086 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
4089 2005-06-27 Richard Henderson <rth@redhat.com>
4090 * libgcc-std.ver (GCC_4.1.0): New.
4091 * libgcc.h (__stack_chk_guard): Declare.
4092 (__stack_chk_fail, __stack_chk_fail_local): Declare.
4093 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
4094 * mklibgcc.in (lib2funcs): Add them.
4096 2005-07-01 Richard Henderson <rth@redhat.com>
4098 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
4099 void * before struct sigcontext *.
4100 (x86_fallback_frame_state): Likewise.
4102 2005-07-01 James E. Wilson <wilson@specifixinc.com>
4104 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
4106 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
4109 * tree-ssa-reassoc.c (should_transpose): Fix which operand
4110 we check for SSA_NAME for.
4112 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
4114 Fix PR tree-optimization/22071
4116 * tree-ssa-structalias.c (offset_overlaps_with_access): New
4118 (get_constraint_for_component_ref): Use it.
4120 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
4123 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
4124 print out the last new line.
4126 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
4128 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
4129 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
4130 * config/cris/cris.c (cris_conditional_register_usage): Adjust
4131 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
4132 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
4133 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
4134 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
4135 (enum reg_class): New member CC0_REGS.
4136 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
4137 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
4138 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
4139 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
4140 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
4141 Adjust for register now described.
4143 2005-07-01 Jakub Jelinek <jakub@redhat.com>
4146 * config/i386/i386.md (stack_protect_test_si,
4147 stack_protect_test_di): Add earlyclobber for scratch 3.
4148 * config/rs6000/rs6000.md (stack_protect_testsi,
4149 stack_protect_testdi): Add earlyclobber for scratch 3,
4150 remove earlyclobber from scratch 4.
4152 Older entries for 2005 can be found in ChangeLog-2005.
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