1 2005-08-13 David Edelsohn <edelsohn@gnu.org>
3 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
4 or indirect address operand.
5 (EXTRA_ADDRESS_CONSTRAINT): New.
6 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
8 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
10 PR tree-optimization/22236
11 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
12 successors and predecessors.
13 * tree-chrec.c (chrec_convert): Before converting, check that
15 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
16 (analyze_array): Extern.
17 (find_data_references_in_loop): Remove call to
18 compute_estimated_nb_iterations.
19 * tree-data-ref.h (analyze_array): Declared.
20 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
21 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
22 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
23 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
25 * tree-ssa-loop-ivcanon.c: Fix documentation.
26 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
27 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
28 (infer_loop_bounds_from_undefined): New.
29 (estimate_numbers_of_iterations_loop): Use
30 infer_loop_bounds_from_undefined.
31 (used_in_pointer_arithmetic_p): New.
32 (scev_probably_wraps_p): Pass an extra parameter. Call
33 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
34 (convert_step): Fix documentation.
35 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
36 Use initial_condition_in_loop_num and evolution_part_in_loop_num
37 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
38 scev_probably_wraps_p.
40 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
42 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
43 (s390_register_info): Ignore clobbered_regs information for fixed
44 registers, and only fixed registers.
45 (s390_init_frame_layout): Remove redundant call.
47 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
49 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
50 description of -Wold-style-casts.
52 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
53 Jakub Jelinek <jakub@redhat.com>
55 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
56 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
57 * config/s390/s390.c (print_operand): New output modifier 'G' added.
58 (get_thread_pointer): Renamed to s390_get_thread_pointer.
59 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
60 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
61 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
62 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
63 ("stack_protect_set", "stack_protect_test"): New expanders.
64 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
65 "stack_protect_testdi"): New insn definitions.
67 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
69 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
71 2005-08-12 Paul Brook <paul@codesourcery.com>
73 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
75 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
77 * config/s390/predicates.md (setmem_operand): New predicate.
78 (shift_count_operand): Accept ANDs with special constants as
80 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
81 with special constants.
82 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
83 shift_count_operand with setmem_operand.
85 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
87 * config/s390/s390.c (s390_extract_part, s390_single_part):
89 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
90 (s390_output_mi_thunk): Don't use lg on 31 bit.
91 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
92 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
94 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
96 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
97 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
98 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
99 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
100 with one of the new macros.
102 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
104 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
105 Don't set save_return_addr_p.
106 (s390_register_info): Make clobbered_regs not depending on
109 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
111 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
112 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
114 2005-08-11 James E. Wilson <wilson@specifix.com>
116 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
118 2005-08-11 Jakub Jelinek <jakub@redhat.com>
120 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
121 locations gathered by var-tracking in single entry loc_list
122 over loc_descriptor_from_tree.
124 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
125 pass it down to loc_descriptor.
126 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
127 (containing_function_has_frame_base): Move earlier in the file.
128 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
129 instead of always assuming fbreg can't be used.
131 2005-08-11 David Edelsohn <edelsohn@gnu.org>
133 * config/rs6000/altivec.md: Change constraint "m" to "Z".
134 * config/rs6000/predicates.md (indexed_or_indirect_operand):
135 Accept address wrapped in AND for Altivec.
136 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
137 Strip AND wrapping offset address for Altivec.
139 2005-08-11 Richard Henderson <rth@redhat.com>
142 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
143 before using TYPE_IS_SIZETYPE.
145 2005-08-11 Richard Henderson <rth@redhat.com>
148 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
149 insn types not present on ev4.
150 (alphaev5_insn_pipe): Similarly.
152 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
155 * arm.c (arm_override_options): If the user has selected callee-super-
156 interworking, then enable normal interworking.
158 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
160 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
163 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
165 * doc/rtl.texi: Fix two typos.
167 2005-08-11 Richard Guenther <rguenther@suse.de>
170 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
171 cases where we call to/from functions returning void.
173 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
176 * tree.c (build_pointer_type_for_mode): Robustify.
178 2005-08-10 James E Wilson <wilson@specifix.com>
180 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
181 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
183 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
186 2005-08-10 Eric Christopher <echristo@apple.com>
188 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
189 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
192 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
195 * config/darwin.c (machopic_indirect_data_reference): Use a new register
196 for the high part when generating dynamic-no-pic code.
198 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
200 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
201 (x86_64-*-linux*): Likewise.
203 * config/i386/crtfastmath.c: New file.
204 * config/i386/t-crtfm: Likewise.
206 * config/i386/linux.h (ENDFILE_SPEC): New.
207 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
209 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
212 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
214 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
215 (vec_shl, vec_shr): Document new operations.
216 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
218 2005-08-10 David Edelsohn <edelsohn@gnu.org>
220 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
221 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
222 change predicate to indexed_or_indirect_address.
224 2005-08-10 Richard Sandiford <richard@codesourcery.com>
226 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
227 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
228 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
230 * config/arm/unaligned-funcs.c: New file.
231 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
233 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
235 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
237 * cfglayout.c (pass_insn_locators_initialize): Add dump.
238 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
240 * except.c (pass_convert_to_eh_region_ranges): Add dump.
241 * final.c (pass_shorten_branches): Add dump.
242 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
243 (pass_life): Rename dump.
244 (rest_of_handle_flow2): Remove initial verify_flow_info.
245 * function.c (pass_instantiate_virtual_regs): Add dump.
246 * integrate.c (pass_initial_value_sets): Add dump.
247 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
248 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
249 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
250 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
251 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
252 gate_rtl_unrool_and_peel_loops): New.
253 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
254 rtl_doloop): Do not look at flags.
255 * mode-switching.c (pass_mode_switching): Add dump.
256 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
257 pass_split_before_regstack): Add dump.
258 * regmove.c (pass_stack_adjustments): Add dump.
259 * tree-optimize.c (pass_fixup_cfg): Add dump.
261 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
264 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
265 deciding which instruction sequence to use.
267 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
269 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
270 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
272 2005-08-09 Richard Guenther <rguenther@suse.de>
274 * c-common.c (builtin_function_2): Remove.
275 (def_builtin_1): New function.
276 (c_common_nodes_and_builtins): Use def_builtin_1 to
277 build builtin functions.
279 2005-08-09 Jie Zhang <jie.zhang@analog.com>
281 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
282 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
283 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
286 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
288 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
289 fold_binary instead of fold_build2 since we don't care about the
291 (loop_niter_by_eval): Likewise.
292 (compare_trees): Likewise.
293 (proved_non_wrapping_p): Likewise.
295 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
299 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
300 if the if is really empty.
302 2005-08-09 Steven Bosscher <stevenb@suse.de>
304 PR tree-optimization/23234
305 * tree-ssa-math-opts.c (place_reciprocal): New enum.
306 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
307 argument of the new enum.
308 (execute_cse_reciprocals): Add reciprocals for function arguments
309 on the unique successor edge of the entry block. Update other calls
310 to execute_cse_reciprocals_1.
312 2005-08-08 Richard Henderson <rth@redhat.com>
315 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
317 2005-08-08 Bob Wilson <bob.wilson@acm.org>
319 * expr.c (write_complex_part): Return after handling MEM.
321 2005-08-08 Josh Conner <jconner@apple.com>
323 PR rtl-optimization/23241
324 * combine.c (simplify_comparison): Fix error in determining
325 whether to lift a subreg from comparison.
327 2005-08-08 David Edelsohn <edelsohn@gnu.org>
330 * config/rs6000/altivec.md (vec_init<mode>): New.
331 (vec_set<mode>): New.
332 (vec_extract<mode>): New.
333 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
334 (rs6000_expand_vector_set): New.
335 (rs6000_expand_vector_extract): New.
336 (rs6000_legitimate_offset_address_p): Offset addresses are valid
337 for Altivec modes before reload.
338 (altivec_expand_vec_init_builtin): New.
339 (get_element_number): New.
340 (altivec_expand_vec_set_builtin): New.
341 (altivec_expand_vec_ext_builtin): New.
342 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
344 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
346 * config/rs6000/rs6000.h (rs6000_builtins): Add
347 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
348 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
349 * config/rs6000/rs6000-protos.h: Declare new functions.
351 2005-08-08 Jan Hubicka <jh@suse.cz>
353 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
354 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
355 * i386.md (movdi*): Use pic_32bit_operand.
356 * predicates.md (pic_32bit_operand): New.
358 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
361 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
363 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
365 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
366 (test_for_singularity): Use fold_build2.
368 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
370 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
372 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
374 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
375 (COMMON_ASM_OP) Define.
376 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
377 (ix86_encode_section_info): Likewise.
378 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
379 SUBTARGET_ENCODE_SECTION_INFO.
381 2005-08-06 Richard Henderson <rth@redhat.com>
384 * tree-nested.c (convert_local_reference): Save and restore val_only
385 around component_ref and friends. Clear walk_subtrees by default.
387 2005-08-06 Peter O'Gorman <peter@pogma.com>
390 * gcc.c (process_command): Check the argument to -b has a dash.
391 * doc/invoke.texi: Update -b and -V docs.
393 2005-08-06 James E Wilson <wilson@specifix.com>
395 * config/mips/cross64.h, config/mips/t-cross64: Delete.
397 2005-08-06 Michael Matz <matz@suse.de>
399 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
400 member only if only one insn is associated with the value.
402 2005-08-06 Nick Clifton <nickc@redhat.com>
404 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
406 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
407 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
408 Check symbol flags instead of symbol name mangling.
409 (xstormy16_asm_output_aligned_common): Likewise. Also
410 simplify code since the bss100_section cass is the only case
411 where the below100 code will be triggered.
412 (xstormy16_encode_section_info): Encode below100 attribute
413 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
415 (xstormy16_strip_name_encoding): Delete - this function is no
417 (TARGET_STRIP_NAME_ENCODING): Undefine.
418 * config/stormy16/stormy16-protos.h: Delete prototype for
419 xstormy16_strip_name_encoding.
421 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
423 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
424 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
425 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
426 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
427 config/alpha/predicates.md, config/arc/arc.h,
428 config/arm/arm.h, config/arm/ieee754-df.S,
429 config/arm/ieee754-sf.S, config/bfin/bfin.c,
430 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
431 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
432 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
433 config/m68hc11/m68hc11.h, config/mips/mips.c,
434 config/mips/mips.h, config/mips/openbsd.h,
435 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
436 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
437 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
438 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
439 config/sparc/linux.h, config/sparc/linux64.h,
440 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
441 doc/extend.texi, doc/gcov.texi, doc/install.texi,
442 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
443 typos. Follow spelling conventions.
445 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
448 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
449 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
450 specially. Check for side effects only for COND_EXPR.
451 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
452 return with TREE_NO_WARNING.
454 2005-08-06 Richard Sandiford <richard@codesourcery.com>
456 PR rtl-optimization/23233
457 * loop.c (combine_movables): Require the modes to be the same.
458 (move_movables): Remove handling of cases where the replacement
459 had a different mode to the original.
461 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
463 PR tree-optimization/23128
464 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
465 subtraction wrap, and set TREE_OVERFLOW if they do.
467 2005-08-05 Richard Henderson <rth@redhat.com>
470 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
473 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
476 * reload.c (find_reloads_subreg_address): Pass down TYPE
477 unchanged. Change all callers except find_reloads_toplev.
479 2005-08-05 Michael Matz <matz@suse.de>
481 * genattrtab.c (current_alternative_string): Remove.
482 (SIMPLIFY_ALTERNATIVE): Ditto.
483 (attr_alt_bit_p): Ditto.
484 (alternative_name): Make const char *.
485 (evaluate_eq_attr): Remove use of above things.
486 (simplify_test_exp): Ditto.
487 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
488 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
490 2005-08-04 James E Wilson <wilson@specifix.com>
492 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
493 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
494 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
495 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
496 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
498 2005-08-04 Richard Henderson <rth@redhat.com>
501 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
502 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
503 * tree-sra.c (decide_block_copy): Use it. Disable element copy
504 if we'd have to instantiate too many members.
506 2005-08-04 Richard Henderson <rth@redhat.com>
509 * tree-outof-ssa.c (coalesce_asm_operands): New.
510 (coalesce_ssa_name): Use it. Split out ...
511 (coalesce_phi_operands, coalesce_result_decls): ... these.
513 2005-08-04 Paul Brook <paul@codesourcery.com>
515 * read-rtl.c (read_quoted_string): Break if EOF.
517 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
519 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
520 (fold_build2): Likewise.
521 (fold_build3): Likewise.
522 (fold_build1_stat): New function prototype.
523 (fold_build2_stat): Likewise.
524 (fold_build3_stat): Likewise.
525 * fold-const.c (fold_build1): Rename to ..
526 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
527 through to build1_stat.
528 (fold_build2): Rename to ..
529 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
530 through to build2_stat.
531 (fold_build3): Rename to ..
532 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
533 through to build3_stat.
535 2005-08-04 David Edelsohn <edelsohn@gnu.org>
536 Ian Lance Taylor <ian@airs.com>
538 * function.c (assign_stack_local_1): Do not correct stack slot
539 address if allocation size is smaller than mode size.
541 2005-08-04 Diego Novillo <dnovillo@redhat.com>
544 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
545 (tree_merge_blocks): Propagate anything allowed by
547 Clarify documentation.
548 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
549 SSA form, schedule an update if necessary.
551 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
553 * doc/install.texi (Binaries): Remove broken link to
554 Sinix/Reliant Unix binaries.
556 2005-08-03 Richard Henderson <rth@redhat.com>
559 * function.c (stack_protect_epilogue): Export.
560 * tree.h (stack_protect_epilogue): Declare.
561 * calls.c (expand_call): Call it.
563 2005-08-03 Eric Christopher <echristo@apple.com>
565 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
566 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
569 2005-08-04 Jan Hubicka <jh@suse.cz>
571 * profile.c (branch_prob): Split edges with goto locus on them
572 to get proper line counts.
573 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
575 2005-08-03 Paul Brook <paul@codesourcery.com>
577 * function.c (assign_parms): Round current_function_args_size
578 to PARM_BOUNDARY, not STACK_BOUNDARY.
580 2005-08-03 Geoffrey Keating <geoffk@apple.com>
582 * config/i386/i386.c (x86_elf_aligned_common)
583 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
585 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
587 PR tree-optimization/23157
588 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
589 before emitting them.
591 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
593 PR tree-optimization/19899
594 * Makefile.in (tree-scalar-evolution.o): Add real.h.
595 * tree-scalar-evolution.c: Include real.h.
596 (add_to_evolution): Build constant -1 of correct type.
598 2005-08-03 Jan Hubicka <jh@suse.cz>
600 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
601 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
602 profile updating for complette unrolling.
603 * loop-unroll.c (peel_loop_completely): Use it.
604 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
605 (tree_unroll_loops_completely): Disable code growing unrolling of cold
608 2005-08-03 Paul Brook <paul@codesourcery.com>
610 * combine.c (can_change_dest_mode): New function.
611 (try_combine, simplify_set): Use it.
613 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
615 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
618 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
620 * doc/install.texi (Specific): Adjust link to openavr.org.
621 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
622 (Binaries): Adjust HP-UX Porting Center link.
623 (Binaries): Adjust Free Software Foundation ordering link.
625 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
627 * convert.c (convert_to_integer): Use fold_build1 instead of
628 build1 when converting an integer to an integer.
630 2005-08-02 Richard Henderson <rth@redhat.com>
632 * combine.c (combine_instructions): Don't use reg_equal/equiv
633 results if the mode doesn't match.
635 2005-08-02 Mark Mitchell <mark@codesourcery.com>
637 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
638 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
640 2005-08-02 Richard Henderson <rth@redhat.com>
643 * explow.c (memory_address): Remove special-case for
644 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
646 2005-08-02 Diego Novillo <dnovillo@redhat.com>
649 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
650 number of calls to cleanup_tree_cfg_1.
652 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
654 * doc/invoke.texi: document file extensions .F90 and .F95
656 2005-08-02 Richard Guenther <rguenther@suse.de>
658 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
659 positive if its first argument is positive.
661 2005-08-02 Richard Guenther <rguenther@suse.de>
663 PR tree-optimization/23177
664 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
667 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
669 PR tree-optimization/23129
670 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
671 varying for divisions with anti-ranges.
673 2005-08-02 Jan Hubicka <jh@suse.cz>
675 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
676 * tree-ssa-threadupdate.c (thread_block): Add it here.
678 2005-08-01 James E Wilson <wilson@specifix.com>
680 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
681 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
682 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
684 * config/mips/predicates.md (const_call_insn_operand): Add check for
685 SYMBOL_REF_LONG_CALL_P.
686 * doc/extend.texi (long_call): Document the new attribute.
688 2005-08-01 Ian Lance Taylor <ian@airs.com>
689 Richard Henderson <rth@redhat.com>
691 * Makefile.in (RTL_BASE_H): Add real.h.
692 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
694 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
696 * rtl.c (rtl_check_failed_code_mode): New.
697 * rtl.h (struct rtx_def): Add u.rv.
698 (XCMWINT, XCNMPRV): New.
699 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
700 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
702 2005-08-01 Richard Henderson <rth@redhat.com>
704 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
707 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
709 2005-08-01 Jan Hubicka <jh@suse.cz>
711 * i386-protos.h (asm_preferred_eh_data_format): Declare.
712 * i386.c: Include dwarf2.h
713 (asm_preferred_eh_data_format): New.
714 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
716 2005-08-01 Ian Lance Taylor <ian@airs.com>
718 * config/host-linux.c (linux_gt_pch_get_address): Add new name
719 randomize_va_space for virtual address randomization control.
721 2005-08-01 Steven Bosscher <stevenb@suse.de>
723 * common.opt (flag_ipa_cp): Put in right place to maintain
726 2005-08-01 Jan Hubicka <jh@suse.cz>
728 * profile.c (compute_value_histograms): Fix thinko.
729 * value-prof.c: Include toplev.h
730 (check_counter): New function.
731 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
732 tree_mod_subtract_transform): Add sanity check.
734 2005-08-01 Richard Guenther <rguenther@suse.de>
736 PR tree-optimization/23133
737 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
738 current functions parameter decls to find defs to cse
741 2005-08-01 Richard Guenther <rguenther@suse.de>
743 PR tree-optimization/23109
744 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
745 If trapping math is in effect, use post-dominator information
746 to check if we'd in any case reach a trapping point before
747 doing the reciprocal insertion.
748 (execute_cse_reciprocals): Compute post-dominators, if necessary.
749 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
750 expressions are invariant only if trapping math is not in effect.
752 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
754 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
755 cgraph_function_versioning): New declarations.
756 * cgraphunit.c: Add include to ipa-prop.h.
757 (update_call_expr, cgraph_copy_node_for_versioning,
758 cgraph_function_versioning): New functions.
759 * integrate.c (copy_decl_for_inlining): Remove.
760 * ipa-prop.h (ipa_replace_map): New struct.
761 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
762 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
763 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
764 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
765 ipcp_iterate_stage, ipcp_method_scale_print,
766 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
767 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
768 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
769 ipcp_update_bb_counts, ipcp_update_profiling,
770 ipcp_update_edges_counts): New functions.
771 (ipcp_method_cval_init): Remove restriction regarding local methods.
772 (ipcp_init_stage): Add ipcp_method_compute_scale.
773 (ipcp_insert_stage): Add versioning.
774 (ipcp_structures_print): Add ipcp_method_scale_print.
775 (ipcp_driver): Dump profiling info.
776 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
777 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
778 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
779 (struct inline_data): Add versioning_p, ipa_info, new fields.
780 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
781 declare_return_variable): Replace calls to copy_decl_for_inlining with
783 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
785 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
786 Add argument VERSIONING.
787 (copy_arguments_for_versioning, copy_static_chain,
788 function_versionable_p, tree_versionable_function_p,
789 tree_function_versioning, replace_ref_tree): New functions.
790 * tree-inline.h: Include varray.h.
791 (tree_versionable_function_p, tree_function_versioning,
792 tree copy_decl_for_dup): New declarations.
794 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
796 * ipa-cp.c: New file. Contains IPCP specific functionality.
797 * ipa-prop.h: New file. Contains structures/definitions that can be
798 used by several interprocedural data flow optimizations (and also IPCP).
799 * ipa-prop.c: New file.
800 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
801 * common.opt: Add ipa-cp flag.
802 * timevar.def: Add IPCP optimization.
803 * tree-optimize.c (init_tree_optimization_passes): Schedule
805 * tree-pass.h (pass_ipa_cp): Declare.
807 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
809 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
810 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
811 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
812 config/i386/i386.c, config/mips/mips.h,
813 config/rs6000/rs6000.h, config/sh/sh.c,
814 config/stormy16/stormy16.c: Fix comment typos.
816 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
819 * c-typeck.c (build_binary_op): Use common_type wrapper on
821 (common_type): Update comment.
823 2005-07-31 Steven Bosscher <stevenb@suse.de>
826 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
827 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
828 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
830 2005-07-31 Jan Hubicka <jh@suse.cz>
832 * pretty-print.h (pp_widest_integer): New macro.
833 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
836 2005-07-31 Jan Hubicka <jh@suse.cz>
838 * output.h (enum section_category): Export from varasm.c
839 (categorize_decl_for_section): Likewise.
840 * varasm.c (enum section_category): Kill.
841 (categorize_decl_for_section): Make global.
842 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
844 * i386.c (ix86_section_threshold): New static variable.
845 (ix86_in_large_data_p, ix86_encode_section_info,
846 x86_64_elf_unique_section,
847 x86_64_elf_select_section): New functions.
848 (TARGET_ENCODE_SECTION_INFO): Define
849 (override_options): Enable medium model for PIC.
850 (ix86_expand_prologue): Expand gen_set_got_rex64.
851 (legitimate_constant_p): Handle new UNSPECs.
852 (legitimate_pic_address_disp_p): Likewise.
853 (legitimize_pic_address): Lower MEDIUM model addressing.
854 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
855 (enum cmodel): Add MEDIUM_PIC.
856 (SYMBOL_REF_FAR_ADDR_P): New macro.
857 (SYMBOL_FLAG_FAR_ADDR): New flag.
858 * i386.md (movdi): Support medium model.
859 (set_got_rex64): New pattern.
860 * i386.opt (mlarge-data-threshold): New flag.
861 * predicates.md (zext_operand/sext_operand): Deal with medium model.
862 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
863 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
864 TARGET_ASM_UNIQUE_SECTION): New.
866 * invoke.texi (-mlarge_data_threshold): Document
868 2005-07-31 Jan Hubicka <jh@suse.cz>
870 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
871 (coalesce_vars): Likewise.
872 * tree-ssa-live.c (coalesce_cost): New.
873 (build_tree_conflict_graph): Use coalesce_cost.
874 * tree-ssa-live.h (coalesce_cost): Declare.
876 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
878 * arm.md (all peepholes for post-increment operations): Delete.
879 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
880 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
881 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
882 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
883 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
885 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
887 * fold-const.c (tree_expr_nonnegative_p): Always return true for
890 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
893 * doc/invoke.texi: Document -rdynamic.
895 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
898 * c-parser.c (c_parser_parms_list_declarator): Call
899 mark_forward_parm_decls.
900 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
901 decls with visibility structure.
903 2005-07-30 Paul Brook <paul@codesourcery.com>
905 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
907 2005-07-30 Paul Brook <paul@codesourcery.com>
909 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
911 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
913 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
915 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
918 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
919 nested function declarators.
920 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
921 (grokparms): Call warn_if_shadowing for parameters used within the
923 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
924 not used within the parameter list.
925 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
927 2005-07-30 Jan Hubicka <jh@suse.cz>
929 * expr.c (expand_expr_real_1): Do not load mem targets into register.
930 * i386.c (ix86_fixup_binary_operands): Likewise.
931 (ix86_expand_unary_operator): Likewise.
932 (ix86_expand_fp_absneg_operator): Likewise.
933 * optabs.c (expand_vec_cond_expr): Validate dest.
935 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
938 * real.c (real_from_string): Also set last bit if there is a
939 nonzero hex digit beyond GCC's internal precision after ".".
941 2005-07-29 David Edelsohn <edelsohn@gnu.org>
943 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
944 define_constants. Change duplicate values to unassigned numbers.
945 Change UNSPEC_SUBS to UNSPEC_VSUBS.
946 (*altivec_vspltsf): New.
947 (altivec_vperm_v4sf): Delete.
948 (altivec_vperm_<mode>): Use mode macro V.
949 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
950 (altivec_predicate_v4sf): Delete.
951 (altivec_predicate_<mode>): Use mode macro V.
952 (*altivec_lvesfx): New.
953 (*altivec_stvesfx): New.
954 (vec_realign_load_v4sf): Delete.
955 (vec_realign_load_<mode>): Use mode macro V.
956 * config/rs6000/rs6000.c (generate_set_vrsave): Use
959 2005-07-29 Mark Mitchell <mark@codesourcery.com>
962 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
964 * configure: Regenerated.
966 2005-07-29 Paul Brook <paul@codesourcery.com>
968 * doc/install.texi: Add link to GFortran binaries wiki page.
970 2005-07-29 David Ung <davidu@mips.com>
972 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
973 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
974 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
975 * config/mips/mips.md (cpu): Add 5kf name.
976 (includes): Includes 5k.md.
977 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
978 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
981 2005-07-29 Diego Novillo <dnovillo@redhat.com>
984 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
985 (cleanup_tree_cfg): ... here.
986 Call cleanup_tree_cfg_1 until there are no more cleanups to
989 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
991 * tree-vrp.c (compare_range_with_value): Return true or false
992 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
993 EQ_EXPR respectively.
995 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
997 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
1000 2005-07-29 Diego Novillo <dnovillo@redhat.com>
1002 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
1003 (tree_ssa_dominator_optimize): Increment it.
1004 (dump_dominator_optimization_stats): Print it.
1006 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
1007 Steven Bosscher <stevenb@suse.de>
1009 PR rtl-optimization/23117
1010 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
1011 when head == tail. Tidy comment.
1013 2005-07-28 Richard Henderson <rth@redhat.com>
1015 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
1016 * cselib.c (rtx_equal_for_cselib_p): Likewise.
1017 * jump.c (rtx_renumbered_equal_p): Likewise.
1018 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
1019 CONST_INT and CONST_DOUBLE.
1020 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
1021 * reload.c (operands_match_p): Special case CONST_INT and
1022 CONST_DOUBLE; check mode earlier.
1024 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
1027 * c-typeck.c (convert_for_assignment): Do not check
1028 DECL_IN_SYSTEM_HEADER on NULL fundecl.
1030 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
1033 * c-typeck.c (composite_type): Prefer constant size arrays to
1036 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
1039 * real.c (real_from_string): Set last bit if there is a nonzero
1040 hex digit beyond GCC's internal precision.
1042 2005-07-28 Richard Henderson <rth@redhat.com>
1045 * cfgcleanup.c (try_forward_edges): Watch out for end of
1048 2005-07-28 James E Wilson <wilson@specifixinc.com>
1051 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
1053 2005-07-28 Jan Hubicka <jh@suse.cz>
1055 * Makefile.in (rtl-profile.o): Kill all traces of it.
1056 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
1057 * coverage.h (rtl_coverage_counter_ref): Kill.
1058 * opts.c (flag_speculative_prefetching_set): Kill.
1059 (flag_loop_optimize_set): New.
1060 (common_handle_option): Disable loop optimizer when profiling;
1061 do not handle speculative prefetching.
1062 * passes.c (init_optimization_passes): Replace pass_profiling combo
1063 by branch_prob pass.
1064 * profile.c (compute_value_histograms): Update for simplified value
1066 (rtl_register_profile_hooks): Kill.
1067 (pass_profiling): Kill.
1068 (rest_of_handle_branch_prob): Do not profile.
1069 * toplev.c (process_options): Remove speculative prefetching.
1070 * toplev.h (flag_tree_based_profiling): Kill.
1071 * tree-profile.c (prepare_instrumented_value,
1072 tree_gen_interval_profiler, tree_gen_pow2_profiler,
1073 tree_gen_one_value_profiler, do_tree_profiling): Update for
1074 simplified datastructures.
1075 * value-prof.c: Add comment that speculative prefetching was dropped;
1076 update rest of file for simplified datastructures.
1077 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
1078 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
1079 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
1080 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
1081 rtl_mod_subtract, gen_speculative_prefetch,
1082 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
1083 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
1084 (gate_handle_value_profile_transformations,
1085 rest_of_handle_value_profile_transformations,
1086 pass_value_profile_transformations): Kill.
1087 * value-prof.h (histogram_value_t): Remove IL based unions.
1088 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
1089 rtl_profile_hooks): Remove hooks.
1091 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
1093 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
1094 (cgraph_clone_node): Likewise.
1095 * cgraph.h (cgraph_clone_edge): Update prototype.
1096 (cgraph_clone_node): Likewise.
1097 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
1099 (lookup_recursive_calls): Consider profile.
1100 (cgraph_decide_recursive_inlining): Fix updating; use new
1101 probability argument; use profile.
1102 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
1103 * tree-inline.c (copy_bb): Update clal of clone_edge.
1104 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
1106 * invoke.texi (min-inline-recursive-probability): Document.
1108 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
1110 * doc/install.texi (Configuration): Update Valgrind homepage.
1112 2005-07-28 Richard Henderson <rth@redhat.com>
1115 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
1116 labels we want to delete.
1117 (cfg_layout_merge_blocks): Likewise.
1119 2005-07-28 Richard Henderson <rth@redhat.com>
1122 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
1123 when expanding to nothing.
1125 2005-07-28 Josh Conner <jconner@apple.com>
1127 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
1128 (cgraph_decide_inlining_of_small_functions): Likewise.
1130 2005-07-28 Josh Conner <jconner@apple.com>
1132 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
1133 direction of badness if negative.
1134 (cgraph_default_inline_p): Add reason to parameters, and assign it
1136 (cgraph_decide_inlining_of_small_functions): New parameter in call
1137 to cgraph_default_inline_p.
1138 (cgraph_decide_inlining_incrementally): Likewise.
1139 * cgraphunit.c (decide_is_function_needed): Likewise.
1140 * cgraph.h (cgraph_default_inline_p): Likewise.
1142 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1144 * builtins.c: Fix comment typo(s).
1145 * genautomata.c: Likewise.
1146 * gimplify.c: Likewise.
1147 * tree-dfa.c: Likewise.
1148 * tree-flow-inline.h: Likewise.
1149 * tree-into-ssa.c: Likewise.
1150 * tree-ssa-alias.c: Likewise.
1151 * tree-ssa-ccp.c: Likewise.
1152 * tree-ssa-copy.c: Likewise.
1153 * tree-ssa-dce.c: Likewise.
1154 * tree-ssa-dom.c: Likewise.
1155 * tree-ssa-operands.c: Likewise.
1156 * tree-tailcall.c: Likewise.
1157 * tree-vectorizer.c: Likewise.
1158 * tree-vrp.c: Likewise.
1161 2005-07-28 Jeff Law <law@redhat.com>
1163 * tree-vrp.c (test_for_singularity): Extracted from ...
1164 (simplify_cond_using_ranges): Attempt to simplify a relational
1165 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
1167 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
1169 PR tree-optimization/22506
1170 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
1171 phis whose argument is constant.
1173 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
1175 PR rtl-optimization/18992
1176 Back out this patch:
1177 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1178 PR optimization/12142
1179 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
1180 uses of the register in the SET_SRC. Remove unnecessary argument.
1182 Replace it with this:
1183 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
1184 if flag_non_call_exceptions is set and the insn may trap, pass
1185 pc_rtx as dest for recursion.
1186 In SET_SRC part of SET case, if dest is already set, pass it down
1189 2005-07-28 Jan Hubicka <jh@suse.cz>
1191 * cfg.c (update_bb_profile_for_threading): Use RDIV.
1192 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
1193 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
1195 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
1196 profile when available.
1198 2005-07-28 Jan Beulich <jbeulich@novell.com>
1200 * config/ia64/ia64.c (ia64_load_pair_ok): New.
1201 (ia64_print_operand): Describe and handle 'X'.
1202 (ia64_register_move_cost): Also handle FP_REGS.
1203 (ia64_preferred_reload_class): Likewise.
1204 (ia64_secondary_reload_class): Likewise.
1205 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
1206 it. Also check for ITANIUM_CLASS_FLDP.
1207 * config/ia64/ia64.h (FP_REGNO_P): New.
1208 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
1209 (reg_class): Add FP_REGS.
1210 (REG_CLASS_NAMES): Adjust for it.
1211 (REG_CLASS_CONTENTS): Likewise.
1212 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
1213 (REG_CLASS_FROM_LETTER): Handle 'x'.
1214 (CLASS_MAX_NREGS): Handle FP_REGS.
1215 (MEMORY_MOVE_COST): Likewise.
1216 * config/ia64/ia64.md (itanium_class): Add fldp.
1217 (type): Handle fldp.
1218 (movti_internal): More allowable operand combinations. Use ldfp8 when
1219 splitting unnecessary. Remove predicable attribute. Adjust
1220 itanium_class attribute.
1221 (smuldi3_highpart): Remove outdated comment.
1222 (mulditi3, umulditi3, rotlti3): New expanders.
1223 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
1224 (absti2): Disabled new insn for future reference.
1225 Respective new splitters.
1226 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
1227 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
1228 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
1230 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
1232 PR rtl-optimization/23047
1233 * simplify-rtx.c (simplify_const_relational_operation): Respect
1234 flag_wrapv for comparisons with ABS.
1236 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
1238 PR tree-optimization/22493
1239 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
1240 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
1242 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
1244 * config/frv/frv.opt (moptimize-membar): New.
1246 * doc/invoke.texi: Document -moptimize-membar and its inverse.
1248 * config/frv/frv.h: Remove machine_function definition.
1250 * config/frv/frv.c (struct frv_io): New.
1251 (struct machine_function): Moved from frv.h. Add has_membar_p.
1252 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
1253 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
1254 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
1255 (frv_optimize_membar_global, frv_optimize_membar): New functions.
1256 (frv_reorg): Call frv_optimize_membar when appropriate.
1257 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
1258 (frv_expand_builtin): Adjust calls accordingly.
1259 (frv_io_address_cookie): New function.
1260 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
1261 load or store rather than a special insn. Add ccnstant address and
1262 io-type operands to the membar.
1263 (frv_ifcvt_modify_tests): Unsign regno.
1264 (frv_ifcvt_modify_tests): Same.
1266 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
1267 UNSPEC_OPTIONAL_MEMBAR constant.
1268 (builtin_read_<mode>): Delete.
1269 (builtin_write_<mode>): Delete.
1270 ("optional_membar_<mode>"): Add operand.
1272 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
1273 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
1274 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
1275 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
1276 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
1277 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
1278 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
1279 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
1280 * testsuite/gcc.target/frv/all-read-write-1.c: New.
1282 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
1284 * df.c (df_uses_record): Handle SCRATCH.
1286 2005-07-28 Steven Bosscher <stevenb@suse.de>
1289 * passes.c (rest_of_decl_compilation): If decl is a type and
1290 we have encountered errors, don't emit debug information.
1292 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
1294 * params.def: Fixed comment.
1296 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
1299 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
1300 (TARGET_ASM_UNALIGNED_HI_OP): Add.
1301 (TARGET_ASM_UNALIGNED_SI_OP): Add.
1303 2005-07-27 Steven Bosscher <stevenb@suse.de>
1306 * varasm.c (assemble_start_function): Don't do anything that may
1307 require a CFG if the current function is a thunk.
1309 2005-07-25 Geoffrey Keating <geoffk@apple.com>
1311 * doc/install.texi (Prerequisites): Mention that perl is needed
1312 to do export control in libstdc++ targetting Darwin.
1314 2005-07-27 Steven Bosscher <stevenb@suse.de>
1316 PR rtl-optimization/17808
1317 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
1318 (sched_insns_conditions_mutex_p): Split out from...
1319 (add_dependence): ...here. But don't call it from here.
1320 (add_dependence_list): Check sched_insns_conditions_mutex_p
1321 before calling add_dependence.
1322 (add_dependence_list_and_free): Likewise.
1323 (fixup_sched_groups): Likewise.
1324 (sched_analyze_1): Likewise.
1325 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
1326 (sched_analyze): Likewise.
1327 (sched_analyze_insn): Likewise.
1328 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
1329 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
1330 dependencies on all COND_EXEC insns to jumps ending basic blocks
1331 when doing intrablock scheduling.
1332 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
1334 2005-07-27 Jeff Law <law@redhat.com>
1336 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
1337 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
1338 equivalency sets, correctly handle the case were vr0 has an
1339 equivalency set, but vr1 does not.
1341 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
1343 PR tree-optimization/23073
1344 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
1345 vect_print_dump_info before fprintf.
1347 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
1349 PR tree-optimize/22348
1350 * tree-ssa-loop-niter.c (number_of_iterations_cond):
1351 Fold the partial computation.
1353 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
1355 PR tree-optimization/22325
1356 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
1358 * tree-scalar-evolution.c (scev_const_prop): Add generic final
1360 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
1361 (force_var_cost): ... this function.
1362 (compute_phi_arg_on_exit): Export.
1364 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
1366 PR tree-optimization/20773
1367 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
1370 2005-07-27 Richard Guenther <rguenther@suse.de>
1372 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
1373 Avoid pushing again if current struct contains only
1374 fields we decomposed.
1376 2005-07-27 Jan Hubicka <jh@suse.cz>
1378 PR tree-optimization/22574
1379 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
1382 * tree-tailcall.c (decrease_profile): New function.
1383 (eliminate_tail_call): Use it.
1385 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
1386 visibility flags correctly in whole program mode.
1388 2005-07-26 Steve Ellcey <sje@cup.hp.com>
1390 PR rtl-optimization/22472
1391 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
1393 2005-07-26 Steven Bosscher <stevenb@suse.de>
1395 PR tree-optimization/22504
1396 * tree-complex.c (expand_complex_addition): Use 'code' instead
1397 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
1399 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
1401 * config.gcc (cpu_type): Add frv case.
1402 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
1403 (supported_defaults): Add fr550 case.
1405 2005-07-26 Diego Novillo <dnovillo@redhat.com>
1408 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
1409 whether a pointer of type T * may point to objects of type T *.
1411 2005-07-26 DJ Delorie <dj@redhat.com>
1413 * configure: Regenerate.
1415 2005-07-26 Dale Johannesen <dalej@apple.com>
1417 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
1419 2005-07-26 Mark Mitchell <mark@codesourcery.com>
1421 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
1422 Clarify use of "build" in name.
1424 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
1426 * doc/extend.texi (Raw read/write Functions): New section.
1427 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
1428 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
1429 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
1430 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
1431 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
1432 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
1433 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
1434 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
1435 * config/frv/frv.c: Add bdesc_loads global.
1436 Add bdesc_stores global.
1437 (frv_init_builtins): Add support for __builtin_{read/write}*.
1438 (frv_volatile_memref): New.
1439 (frv_expand_load_builtin): New.
1440 (frv_expand_store_builtin): New.
1441 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
1442 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
1443 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
1444 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
1445 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
1446 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
1447 (builtin_read_<mode>): New.
1448 (builtin_write_<mode>): New.
1449 (builtin_write64): New.
1450 (optional_membar_<mode>): New.
1452 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
1454 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
1455 (rather than units) against HOST_BITS_PER_WIDE_INT.
1457 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
1459 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
1460 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
1461 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
1462 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
1465 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
1466 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
1467 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
1469 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
1471 2005-07-26 Richard Guenther <rguenther@suse.de>
1473 PR tree-optimization/22486
1474 * fold-const.c (fold_unary): Fold away useless component
1475 references of the form (T *)&T.x, if the address
1478 2005-07-25 James E Wilson <wilson@specifixinc.com>
1480 * dwarf2out.c (add_call_src_coords_attributes): New.
1481 (gen_inlined_subroutine_die): Call it.
1482 (maybe_emit_file, init_file_table): Add comments.
1483 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
1485 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
1486 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
1487 * tree.h (BLOCK_SOURCE_LOCATION): New.
1488 (struct tree_block): New field locus.
1490 2005-07-26 Andreas Schwab <schwab@suse.de>
1492 PR rtl-optimization/23043
1493 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
1494 when allocating a struct unoccr.
1496 2005-07-25 Richard Henderson <rth@redhat.com>
1499 * tree-complex.c (gate_no_optimization): True if errors.
1500 * Makefile.in (tree-complex.o): Update dependencies.
1502 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
1504 * config/frv/predicates.md (integer_register_operand): Use
1507 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
1510 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
1512 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
1514 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
1516 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
1517 types when flag_unsafe_math_optimizations is true.
1519 2005-07-25 Mark Mitchell <mark@codesourcery.com>
1521 * gcc.c (option_map): Add --sysroot.
1522 (process_command): Handle --sysroot.
1523 (display_help): Document it.
1524 * doc/cppopts.tex (-isysroot): Document.
1525 * doc/invoke.texi (--sysroot): Document.
1526 * doc/install.texi (--with-build-sysroot): Document.
1528 * Makefile.in (inhibit_libc): New variable.
1529 (INHIBIT_LIBC_CFLAGS): Likewise.
1530 (LIBGCC2_CFLAGS): Include
1531 $(INHIBIT_LIBC_CFLAGS).
1532 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
1533 ($(T)crtbegin.o): Do not use @inhibit_libc@.
1534 ($(T)crtend.o): Likewise.
1535 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
1536 ($(T)crtendS.o): Likewise.
1537 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
1538 ($(T)crtendT.o): Likewise.
1539 (stmp-fixinc): Do not complain about missing headers if
1541 * configure.ac (inhibit_libc): Set it to true/false.
1542 (--with-build-sysroot): New option. Use it to set
1544 * configure: Regenerated.
1546 2005-07-25 Manfred Hollstein <mh@suse.com>
1548 * calls.c (store_one_arg): Fix unsigned comparison warning.
1550 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
1553 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
1554 (ggc_print_statistics): Initialize variable before use.
1556 2005-07-25 Richard Guenther <rguenther@suse.de>
1558 * tree-dfa.c (mark_new_vars_to_rename): Protect against
1559 calling with a PHI_NODE argument.
1561 * tree-flow-inline.h (overlap_subvar): Protect against
1564 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
1566 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
1567 * configure: Regenerate.
1569 2005-07-25 Ira Rosen <irar@il.ibm.com>
1571 * expr.c (highest_pow2_factor): Make extern.
1572 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
1573 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
1574 record_array_differ_p, array_ptr_differ_p): Likewise.
1575 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
1576 additional cases. Call the above functions.
1577 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
1578 base_object_differ_p when there are two base objects. Otherwise, compare
1579 base address and offset. Call may_alias_p.
1580 (dump_data_reference): Use a correct field name.
1581 (analyze_array): Make static. Initialize new data-ref fields.
1582 (analyze_indirect_ref): New function.
1583 (init_data_ref): Initialize new data-ref fields.
1584 (strip_conversion): Moved from tree-vect-analyze.c.
1585 (analyze_offset_expr, get_ptr_offset, address_analysis,
1586 object_analysis): Likewise.
1587 (analyze_offset): New function.
1588 (create_data_ref): Likewise.
1589 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
1590 dimensions for ARRAY_REFs only.
1591 (build_classic_dist_vector): Make static.
1592 (access_functions_are_affine_or_constant_p): Call macro to get the
1593 address of access functions.
1594 (compute_all_dependences): Add new parameter
1595 compute_self_and_read_read_dependences. Compute self and read-read
1596 dependences if it is true.
1597 (find_data_references_in_loop): Call create_data_ref. Initialize new
1599 (compute_data_dependences_for_loop): Add new parameter
1600 compute_self_and_read_read_dependences. Remove parameter nb_loops,
1601 compute nb_loops. Call compute_all_dependences,
1602 build_classic_dist_vector and build_classic_dir_vector with correct
1604 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
1605 with correct parameters. Compare dimensions for ARRAY_REFs only.
1606 (free_data_refs): Call macro to free access functions.
1607 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
1608 fields from stmt_vinfo.
1609 (struct base_object_info): New structure.
1610 (struct data_reference): Move fields to base_object_info. Add fields
1611 first_location and object_info for above structures. Move fields from
1612 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
1613 aligned_to. Add macros to access the new fields.
1614 Update functions declarations.
1615 * tree-flow.h (is_aliased_with): Declare.
1616 * tree-loop-linear.c (linear_transform_loops): Call
1617 compute_data_dependences_for_loop with correct parameters.
1618 * tree-ssa-alias.c (is_aliased_with): New function.
1619 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
1620 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
1621 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
1622 vect_base_addr_differ_p, compute_subscript_distance and
1623 build_classic_dist_vector. Add printings. Check absolute value of
1625 (vect_analyze_data_ref_dependences): Go through ddrs instead of
1627 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
1628 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
1629 to bytes. Add printing.
1630 (vect_compute_data_refs_alignment): Go through loads and stores in one
1632 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
1633 vect_analyze_data_ref_access): Likewise.
1634 (vect_analyze_pointer_ref_access): Remove.
1635 (vect_address_analysis, vect_object_analysis): Likewise.
1636 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
1637 and analyze data-refs in the loop.
1638 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
1639 fields of data-ref instead of stmt. Add init to the offset from the
1641 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
1642 (vect_update_init_of_dr): Likewise.
1643 (vect_update_inits_of_drs): Go through loads and stores in one loop.
1644 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
1646 (new_loop_vec_info): Initialize new fields.
1647 (destroy_loop_vec_info): Free new fields.
1648 (vect_strip_conversion): Remove.
1649 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
1650 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
1651 datarefs. Add new field ddrs.
1652 Add macros for the new fields access.
1653 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
1654 base_aligned_p, misalignment, memtag, ptr_info and subvars.
1655 Remove their macros.
1656 * tree.h (highest_pow2_factor): Declare.
1658 2005-07-25 Jakub Jelinek <jakub@redhat.com>
1660 * calls.c (store_one_arg): Check for sibling call MEM arguments
1661 from already clobbered incoming argument area.
1663 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1665 * c-common.c (check_missing_format_attribute): New.
1666 * c-common.h (check_missing_format_attribute): Likewise.
1667 * c-typeck.c (convert_for_assignment): Use it.
1669 2005-07-24 Andreas Schwab <schwab@suse.de>
1671 * config/m68k/m68k.md ("extendqidi2"): When source is an address
1672 register use a word move. Correct operand of ext.w in 68000 code.
1674 2005-07-23 Mark Mitchell <mark@codesourcery.com>
1676 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
1677 variables as declarations, rather than definitions.
1679 2005-07-24 Ira Rosen <irar@il.ibm.com>
1681 PR tree-optimization/22526
1682 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
1685 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1687 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
1688 that C99 reserve for future use. Use it to define clog10,
1689 clog10f and clog10l.
1691 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1693 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
1694 * configure.ac: Check for -Wmissing-format-attribute.
1696 * configure: Regenerate.
1698 2005-07-23 Richard Henderson <rth@redhat.com>
1700 PR tree-optimization/22623
1701 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
1703 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
1706 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
1708 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1710 * Makefile.in (C_TREE_H): Update dependencies.
1711 * c-tree.h: Include toplev.h.
1712 * diagnostic.h (diagnostic_set_info): Add format attribute.
1713 * rtl-error.c (diagnostic_for_asm): Likewise.
1715 2005-07-23 Chao-ying Fu <fu@mips.com>
1717 * config/mips/mips-dsp.md: New file.
1718 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
1719 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
1721 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
1722 MIPS_BUILTIN_BPOSGE32.
1723 (mips_expand_builtin_direct): Add one parameter to indicate that
1724 builtin functions need to return a value.
1725 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
1727 (mips_regno_to_class): Add classes for 12 new DSP registers.
1728 (mips_subword): Change to check four HI registers.
1729 (mips_output_move): Output move to and from 6 new DSP accumulators.
1730 (override_options): Make sure -mdsp and -mips16 are not used together.
1731 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
1733 (mips_conditional_register_usage): Disable 6 new DSP accumulators
1735 (print_operand): Add 'q' for printing DSP accumulators.
1736 (mips_cannot_change_mode_class): Check ACC_REGS.
1737 (mips_secondary_reload_class): Check ACC_REGS.
1738 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
1739 (mips_register_move_cost): Check ACC_REGS.
1740 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
1741 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
1742 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
1743 (dsp_bdesc): New array.
1744 (bdesc_arrays): Add DSP builtin function table.
1745 (mips_prepare_builtin_arg): Check predicate again after
1747 (mips_expand_builtin): Add one more parameter to
1748 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
1749 MIPS_BUILTIN_BPOSGE32.
1750 (mips_init_builtins): Initialize new function types.
1751 (mips_expand_builtin_direct): Check if builtin functions need to
1752 return a value and pass operands properly.
1753 (mips_expand_builtin_bposge): New function.
1754 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
1755 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
1756 (FIRST_PSEUDO_REGISTER): Increase to 188.
1757 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
1758 Update for 12 new DSP registers.
1759 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
1760 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
1761 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
1762 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
1763 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
1764 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
1765 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
1766 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
1767 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
1768 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
1769 (REGISTER_NAMES): Add names for 12 new DSP registers.
1770 * config/mips/mips.md: Include mips-dsp.md.
1771 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
1772 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
1773 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
1774 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
1775 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
1776 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
1777 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
1778 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
1779 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
1780 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
1781 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
1782 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
1783 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
1784 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
1785 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
1786 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
1787 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
1788 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
1789 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
1790 (UNSPEC_RDDSP): New constants.
1791 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
1792 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
1794 * config/mips/mips.opt (-mdsp): New option.
1795 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
1796 (reg_imm10_operand): New predicates.
1797 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
1798 * doc/invoke.texi (-mdsp): Document new option.
1800 2005-07-22 DJ Delorie <dj@redhat.com>
1802 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
1804 * tree-inline.c (inlinable_function_p): Likewise.
1806 2005-07-22 Mark Mitchell <mark@codesourcery.com>
1809 * toplev.c (check_global_declarations): Do not mark undefined
1810 variables as DECL_IGNORED_P.
1811 * varasm.c (first_global_object_name): GTY it.
1812 (weak_global_object_name): Likewise.
1813 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
1814 a string to go into {weak,first}_global_object_name.
1816 2005-07-22 DJ Delorie <dj@redhat.com>
1818 * c-format.c (check_function_format): Change warning control
1819 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
1821 2005-07-22 Diego Novillo <dnovillo@redhat.com>
1823 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
1824 &PTR->FLD a dereference of PTR.
1825 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
1826 a potential dereference of PTR.
1828 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
1830 PR rtl-optimization/20370
1831 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
1832 call allocate_reg_info if necessary.
1834 PR rtl-optimization/21848
1835 * calls.c (emit_library_call_value_1): For const functions, add
1836 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
1838 PR rtl-optimization/22445
1839 * cselib.c (target.h): Include.
1840 (rtx_equal_for_cselib_p): Allow commutative matches.
1841 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
1842 Remove MODE parameter. Changed all callers.
1844 PR rtl-optimization/22258
1845 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
1847 (try_combine): Use likely_spilled_retval_p.
1849 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
1851 * config.gcc: Add crx-elf support.
1853 * doc/contrib.texi: Mention crx.
1854 * doc/extend.texi: Document crx extensions.
1855 * doc/install.texi: Document crx install.
1856 * doc/invoke.texi: Document crx options.
1857 * doc/md.texi: Document crx constraints.
1859 * config/crx/crx-protos.h: New file.
1860 * config/crx/crx.c: New file.
1861 * config/crx/crx.h: New file.
1862 * config/crx/crx.md: New file.
1863 * config/crx/crx.opt: New file.
1864 * config/crx/t-crx: New file.
1866 2005-07-22 Manfred Hollstein <mh@suse.com>
1868 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
1870 (int_add_graph_edge): Likewise.
1871 (collapse_nodes): Likewise.
1872 (process_unification_queue): Likewise.
1874 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1875 Laurent GUERBY <laurent@guerby.net>
1877 PR tree-optimization/22336
1878 * function.c (record_block_change): Check for
1879 cfun->ib_boundaries_block.
1881 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
1883 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
1884 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
1886 2005-07-21 DJ Delorie <dj@redhat.com>
1888 * toplev.c (warn_deprecated_use): Add warning control to warning
1890 * c-typeck.c (parser_build_binary_op): Likewise.
1891 (c_finish_if_stmt): Likewise.
1892 * c-common.c (check_function_sentinel): Likewise.
1893 (check_nonnull_arg): Likewise.
1895 2005-07-21 Richard Henderson <rth@redhat.com>
1898 * tree-complex.c (complex_ssa_name_components): New.
1899 (cvc_lookup): Allow entry not found.
1900 (create_components): Remove.
1901 (create_one_component_var, get_component_var): New.
1902 (get_component_ssa_name, set_component_ssa_name): New.
1903 (extract_component): Use get_component_ssa_name.
1904 (update_complex_components): Use set_component_ssa_name.
1905 (update_complex_components_on_edge): Likewise.
1906 (update_phi_components): Create new PHI nodes directly, instead
1907 of adding insns to edges.
1908 (tree_lower_complex): Allocate and free complex_variable_components
1909 and complex_ssa_name_components here.
1911 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
1913 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
1914 revert to returning false.
1916 2005-07-21 Uros Bizjak <uros@kss-loka.si>
1919 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
1921 2005-07-21 Uros Bizjak <uros@kss-loka.si>
1924 * config/i386/i386.md (cmpxf): Change operand constraints
1925 to "nonmemory_operand".
1927 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
1929 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
1931 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
1934 * fold-const.c (fold_build1): Add checksum for the operands.
1935 (fold_build2): Likewise.
1936 (fold_build3): Likewise.
1938 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
1941 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
1943 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
1945 * common.opt (-fforward-propagate): Committed by mistake,
1948 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1950 * reg-stack.c: Fix comment typo(s).
1951 * tree-ssa-operands.c: Likewise.
1952 * tree-vectorizer: Likewise.
1954 2005-07-21 Nick Clifton <nickc@redhat.com>
1956 * config/sh/symbian.c: Replace C++ style line comments with C
1957 style line comments.
1958 (symbian_add_attribute): Do not use a ? operator on the LHS of
1960 (sh_symbian_handle_dll_attribute): Change the type of the
1961 method vector to "VEC(tree,gc)*" and use vector accessor
1962 macros to walk over the elements.
1963 (symbian_export_vtable_and_rtti_p): Likewise.
1964 (symbian_class_needs_attribute_p): Likewise.
1966 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
1969 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
1970 initialize targetm.resolve_overloaded_builtin here.
1971 (altivec_expand_overloaded_builtin): Make it non-static.
1972 * config/rs6000/rs6000-protos.h
1973 (altivec_expand_overloaded_builtin): New prototype.
1974 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
1975 targetm.resolve_overloaded_builtin here.
1976 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
1978 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
1979 Zdenek Dvorak <dvorakz@suse.cz>
1981 PR tree-optimization/19210
1982 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
1984 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
1985 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
1986 rely on unproven assumptions.
1987 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
1988 * tree-flow.h (number_of_iterations_exit): Add final parameter.
1989 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
1990 to number_of_iterations_exit.
1991 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
1992 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
1993 * tree-ssa-loop-niter.c (find_loop_niter,
1994 estimate_numbers_of_iterations_loop): Likewise.
1995 (number_of_iterations_exit): Honor the new options.
1996 * doc/invoke.texi (Wunsafe-loop-optimizations,
1997 funsafe-loop-optimizations): Document them.
1999 2005-07-21 Richard Sandiford <richard@codesourcery.com>
2001 PR rtl-optimization/22167
2002 * gcse.c (hoist_code): Fix hoist_exprs[] check.
2004 2005-07-20 Adam Nemet <anemet@lnxw.com>
2006 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
2007 __do_global_dtors_aux longcall.
2009 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
2011 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
2012 (old_special_pred_table): Don't reference
2013 SPECIAL_MODE_PREDICATES.
2014 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
2015 * config/arc/arc.h: Don't mention PREDICATE_CODES.
2016 * config/sh/predicates.h: Don't mention
2017 SPECIAL_MODE_PREDICATES.
2018 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
2021 2005-07-20 DJ Delorie <dj@redhat.com>
2023 * config.gcc: Add m32c-elf support.
2025 * doc/contrib.texi: Mention m32c.
2026 * doc/extend.texi: Document m32c extensions.
2027 * doc/install.texi: Mention m32c.
2028 * doc/invoke.texi: Document m32c options.
2029 * doc/md.texi: Document m32c constraints.
2031 * config/m32c/addsub.md: New file.
2032 * config/m32c/bitops.md: New file.
2033 * config/m32c/cond.md: New file.
2034 * config/m32c/jump.md: New file.
2035 * config/m32c/m32c-lib1.S: New file.
2036 * config/m32c/m32c-lib2.c: New file.
2037 * config/m32c/m32c-modes.def: New file.
2038 * config/m32c/m32c-pragma.c: New file.
2039 * config/m32c/m32c-protos.h: New file.
2040 * config/m32c/m32c.abi: New file.
2041 * config/m32c/m32c.c: New file.
2042 * config/m32c/m32c.h: New file.
2043 * config/m32c/m32c.md: New file.
2044 * config/m32c/m32c.opt: New file.
2045 * config/m32c/minmax.md: New file.
2046 * config/m32c/mov.md: New file.
2047 * config/m32c/muldiv.md: New file.
2048 * config/m32c/predicates.md: New file.
2049 * config/m32c/prologue.md: New file.
2050 * config/m32c/shift.md: New file.
2051 * config/m32c/t-m32c: New file.
2053 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
2055 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
2056 (stack_protect_set, stack_protect_test): New expanders.
2057 (stack_protect_set_si, stack_protect_set_si_media,
2058 stack_protect_set_di_media, stack_protect_test_si,
2059 stack_protect_test_si_media, stack_protect_test_di_media):
2062 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
2064 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
2066 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
2068 * tree.h (tree_expr_nonzero_p): Export.
2069 * fold-const.c (tree_expr_nonzero_p): Likewise.
2070 Return true for CALL_EXPRs that are alloca calls.
2071 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
2073 * tree-flow.h (expr_computes_nonzero): Remove.
2074 * tree-vrp.c (expr_computes_nonzero): Remove.
2075 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
2076 (extract_range_from_unary_expr): Likewise.
2077 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
2078 tree_expr_nonzero_p.
2080 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
2082 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
2083 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
2084 extra arg "picreg" and use it instead of pic_offset_table_rtx.
2085 All callers changed.
2086 (frame_related_constant_load): New arg "related" which controls
2087 setting of RTX_FRAME_RELATED_P. All callers changed.
2088 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
2089 (bfin_expand_prologue): Add stack limit checking.
2090 * config/bfin/bfin.md (trapifcc): New pattern.
2092 * config/bfin/bfin.c: Include "langhooks.h".
2093 (def_builtin): Go through lang_hooks to call builtin_function.
2095 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
2096 * config/bfin/predicates.md (symbol_ref_operand): New.
2097 (call_insn_operand): Delete. All callers changed to use
2098 register_no_elim_operand.
2099 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
2101 (function_arg): Use it to generate the call's operand 2.
2102 (bfin_longcall_p): New function.
2103 (bfin_expand_call): Extra arg "cookie". All callers and declaration
2104 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
2105 determine if the address needs to be in a REG.
2106 (bfin_handle_longcall_attribute): New function.
2107 (bfin_attribute_table): Add "longcall" and "shortcall".
2108 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
2109 (CUMULATIVE_ARGS): New member call_cookie.
2110 (PREDICATE_CODES): Add symbol_ref_operand.
2111 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
2112 extra USE to the pattern.
2113 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
2114 New patterns, split off call_insn, sibcall_insn, call_value_insn and
2115 sibcall_value_insn; now the new patterns handle direct calls and the
2116 old ones indirect calls.
2117 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
2119 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
2121 * doc/trouble.texi: Update section on handling of empty loops.
2123 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
2125 * config.gcc: Remove support for sparc-*-openbsd*,
2126 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
2128 * config.host: Remove support for i860-*-sysv4* as a host.
2129 * config/i860/*, config/ip2k/*, config/ns32k/*,
2130 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
2131 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
2132 mention obsolete ports.
2134 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
2136 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
2138 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
2139 of frame_pointer_rtx.
2140 (sh_expand_epilogue): Likewise.
2141 (sh_set_return_address): Likewise.
2142 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
2143 instead of FRAME_POINTER_REGNUM if needed. Add elimination
2144 offsets from FRAME_POINTER_REGNUM.
2145 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
2146 (sh_register_names): Add initializer for sfp.
2147 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
2148 (VALID_REGISTER_P): Likewise.
2149 (FIRST_PSEUDO_REGISTER): Update.
2150 (DWARF_FRAME_REGISTERS): Define.
2151 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
2152 (HARD_FRAME_POINTER_REGNUM): Define.
2153 (FRAME_POINTER_REGNUM): Redefine.
2154 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
2155 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
2156 from FRAME_POINTER_REGNUM.
2157 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
2158 FRAME_POINTER_REGNUM.
2159 (REG_CLASS_CONTENTS): Add sfp.
2160 (REG_ALLOC_ORDER): Likewise.
2161 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
2162 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
2163 of frame_pointer_rtx.
2164 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
2166 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
2168 * fold-const.c (tree_expr_nonnegative_p): Only return true for
2169 ABS_EXPR when flag_wrapv is false because of INT_MIN.
2170 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
2172 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
2175 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
2177 Make CONSTRUCTOR use VEC to store initializers.
2178 * c-common.c (complete_array_type): Update to cope with VEC in
2180 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
2181 (pp_c_constructor_elts): New function.
2182 * c-pretty-print.h (pp_c_constructor_elts): Declare.
2183 * c-typeck.c (build_function_call, build_c_cast, digest_init,
2184 struct constructor_stack, struct initializer_stack,
2185 constructor_elements, push_init_level, pop_init_level,
2186 add_pending_init, find_init_member, output_init_element): Update to
2187 cope with VEC in CONSTRUCTOR_ELTS.
2188 * coverage.c (build_fn_info_value, build_ctr_info_value,
2189 build_gcov_info): Likewise.
2190 * expr.c (categorize_ctor_elements_1, store_constructor,
2191 expand_expr_real_1): Likewise.
2192 * fold-const.c (fold_ternary): Likewise.
2193 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
2194 gimplify_init_constructor, gimplify_expr): Likewise.
2195 * tree-dump.c (dequeue_and_dump): Likewise.
2196 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
2198 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
2200 * tree-sra.c (generate_element_init_1): Likewise.
2201 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
2202 * tree-ssa-operands.c (get_expr_operands): Likewise.
2203 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
2204 * tree-vect-transform.c (vect_get_vec_def_for_operand):
2205 (get_initial_def_for_reduction): Likewise.
2206 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
2207 value handle in annotations.
2208 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
2209 tree_node_structure): Add support for constr_kind.
2210 (build_vector_from_ctor, build_constructor_single,
2211 build_constructor_from_list): New functions.
2212 (build_constructor): Update to take a VEC instead of a TREE_LIST.
2213 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
2214 Update to cope with VEC in CONSTRUCTOR_ELTS.
2215 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
2216 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
2217 CONSTRUCTOR_APPEND_ELT): New macros.
2218 (struct constructor_elt, struct tree_constructor): New data types.
2219 (union tree_node): Add tree_constructor field.
2220 * treestruct.def: Define TS_CONSTRUCTOR.
2221 * varasm.c (const_hash_1, compare_constant, copy_constant,
2222 compute_reloc_for_constant, output_addressed_constants,
2223 initializer_constant_valid_p, output_constant,
2224 array_size_for_constructor, output_constructor): Update to cope with
2225 VEC in CONSTRUCTOR_ELTS.
2226 * vec.h (VEC_empty, VEC_copy): New macros.
2228 2005-07-19 Devang Patel <dpatel@apple.com>
2230 * dbxout.c (dbxout_type): Check Objective-C++ lang.
2232 2005-07-19 Richard Henderson <rth@redhat.com>
2235 * gimplify.c (gimplify_expr): Use main variant type for the temp
2236 destination for a discarded volatile read.
2237 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
2238 casts between non-void types that change volatility.
2240 2005-07-15 DJ Delorie <dj@redhat.com>
2242 * toplev.h: Add comment about the first parameter for warning().
2243 * errors.h: Likewise.
2245 * c.opt (Wpragmas): New.
2246 * doc/invoke.texi: Document it.
2248 * function.c (do_warn_unused_parameter): Add warning control to
2250 * c-decl.c (warn_if_shadowing): Likewise.
2251 * c-lex.c (cb_def_pragma): Likewise.
2252 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
2253 (pop_alignment): Likewise.
2254 (handle_pragma_pack): Likewise.
2255 (apply_pragma_weak): Likewise.
2256 (handle_pragma_weak): Likewise.
2257 (handle_pragma_redefine_extname): Likewise.
2258 (add_to_renaming_pragma_list): Likewise.
2259 (handle_pragma_extern_prefix): Likewise.
2260 (maybe_apply_renaming_pragma): Likewise.
2261 (handle_pragma_visibility): Likewise.
2263 * config/c4x/c4x-c.c (BAD): Likewise.
2264 (c4x_parse_pragma): Likewise.
2265 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
2266 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
2267 (rs6000_pragma_longcall): Likewise.
2268 * config/v850/v850-c.c (pop_data_area): Likewise.
2269 (ghs_pragma_section): Likewise.
2270 (ghs_pragma_section): Likewise.
2271 (ghs_pragma_interrupt): Likewise.
2272 (ghs_pragma_starttda): Likewise.
2273 (ghs_pragma_startsda): Likewise.
2274 (ghs_pragma_startzda): Likewise.
2275 (ghs_pragma_endtda): Likewise.
2276 (ghs_pragma_endsda): Likewise.
2277 (ghs_pragma_endzda): Likewise.
2279 2005-07-19 Danny Berlin <dberlin@dberlin.org>
2280 Kenneth Zadeck <zadeck@naturalbridge.com>
2282 * Makefile.in: Removed tree-promote-statics.c
2283 * tree-promote-statics.c: Removed.
2284 * common.opt: Removed flag-promote-statics.
2286 * passes.c: Removed tree-promote-statics pass.
2287 * tree-pass.h: Ditto.
2288 * timevar.def: Removed TV_PROMOTE_STATICS.
2291 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
2293 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
2295 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
2297 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2300 * c-common.c (check_function_arguments): Call
2301 'check_function_format' if either -Wformat or
2302 -Wmissing-format-attribute are specified.
2303 * c-format.c (check_function_format): Check -Wformat before
2304 calling 'check_format_info'.
2305 * c-opts.c (c_common_post_options): Don't warn for
2306 -Wmissing-format-attribute without -Wformat.
2307 * c-typeck.c (convert_for_assignment): Detect additional cases for
2308 -Wmissing-format-attribute.
2309 * doc/invoke.texi (-Wmissing-format-attribute): Document new
2312 2005-07-19 Richard Guenther <rguenther@suse.de>
2314 * config/i386/i386.md (lrint<mode>2): Use temporary
2315 instead of clobbering non-existent memory.
2317 2005-07-19 Nick Clifton <nickc@redhat.com>
2319 * config/avr/avr.c (legitimate_address_p): Fix debugging print
2320 statement to avoid displaying ASCII control characters.
2322 2005-07-19 Ben Elliston <bje@au.ibm.com>
2324 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
2325 * cfganal.c (find_edge_index): Ditto.
2326 * combine.c (combine_instructions): Ditto.
2327 * ddg.c (create_scc): Ditto.
2328 (find_successors): Ditto.
2329 (find_predecessors): Ditto.
2330 (find_nodes_on_paths): Ditto.
2331 (longest_simple_path): Ditto.
2332 * flow.c (update_life_info): Ditto.
2333 (count_or_remove_death_notes): Ditto.
2334 (clear_log_links): Ditto.
2335 * modulo-sched.c (generate_reg_moves): Ditto.
2336 (find_max_asap): Ditto.
2337 (find_max_hv_min_mob): Ditto.
2338 (find_max_dv_min_mob): Ditto.
2339 * sbitmap.c (sbitmap_first_set_bit): Ditto.
2340 * sched-rgn.c (extract_edgelst): Ditto.
2341 * tree-into-ssa.c (prepare_names_to_update): Ditto.
2342 (dump_update_ssa): Ditto.
2343 (ssa_names_to_replace) Ditto.
2344 (switch_virtuals_to_full_rewrite): Ditto.
2345 (update_ssa): Ditto.
2346 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
2348 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
2350 Fix PR tree-optimization/22483
2352 * tree-complex.c (create_components): Use
2353 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
2354 * tree-flow-inline.h (fill_referenced_var_vec): New function.
2355 * tree-flow.h (safe_referenced_var_iterator): New structure.
2356 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
2357 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
2358 safe_referenced_var iterator.
2359 (add_type_alias): Ditto.
2361 2005-07-19 Steven Bosscher <stevenb@suse.de>
2363 * loop-init.c (rest_of_handle_loop2): Remove.
2364 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
2365 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
2366 (pass_rtl_loop_init, pass_rtl_loop_done,
2367 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
2368 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
2369 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
2370 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
2371 pass_tree_loop_done, and pass_tree_unswitch.
2372 (gate_loop): Rename to gate_tree_loop.
2373 * passes.c (init_optimization_passes): Update for renamed tree
2374 loop passes. Add the new loop2 passes as subpasses of loop2.
2375 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
2376 Update for the renamed tree loop passes.
2378 2005-07-18 Ian Lance Taylor <ian@airs.com>
2381 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
2382 blocks when optimizing.
2384 2005-07-18 Steve Ellcey <sje@cup.hp.com>
2386 * common.opt (frename-registers): Initialize to 2.
2388 (fgcse-after-reload): Ditto.
2389 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
2390 (process_options): Only change flag_web, flag_rename_registers,
2391 and flag_rerun_cse_after_loop if not explicitly set by user.
2393 2005-07-18 Jan Beulich <jbeulich@novell.com>
2395 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
2396 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
2397 in 64-bit mode the same as DImode in 32-bit mode.
2398 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
2399 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
2400 mode. Add new mode parameter.
2401 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
2402 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
2403 x86_64_shift_adj): New expanders.
2404 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
2405 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
2407 Respective new splitters. Use renamed shift splitter helpers in 32-bit
2408 DImode shift splitters.
2409 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
2410 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
2413 2005-07-18 Jan Beulich <jbeulich@novell.com>
2415 * i386.md (movdi_extzv_1): New.
2416 (zero_extendhidi2): Combine alternatives and never force use of
2418 (zero_extendqidi2): Likewise. Don't restrict input selection.
2420 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
2422 Fix PR tree-optimization/22531
2423 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
2426 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
2428 * tree-promote-statics.c (pass_promote_statics): Change dump file
2431 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
2433 * tree-optimize.c (init_tree_optimization_passes): Add
2434 pass_eliminate_useless_stores pass.
2435 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
2436 * tree-ssa-pre.c (is_copy_stmt): New function.
2437 (follow_copies_till_vuse): Ditto.
2438 (do_eustores): Ditto.
2439 (gate_eustores): Ditto.
2441 2005-07-16 Richard Henderson <rth@redhat.com>
2443 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
2445 2005-07-16 Danny Berlin <dberlin@dberlin.org>
2446 Kenneth Zadeck <zadeck@naturalbridge.com>
2448 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
2449 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
2450 ipa-type-escape.h, tree-promote-statics.c
2451 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
2452 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
2453 tree-promote-statics.c: new files.
2454 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
2455 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
2456 int nonlocal_set_p, mark_constant_function): Deleted.
2457 (rest_of_handle_cfg): Removed call to mark_constant_function.
2458 (nonoverlapping_component_refs_p): Added calls to support
2459 type based aliasing.
2460 * tree-ssa-alias.c (may_alias_p,
2461 compute_flow_insensitive_aliasing): Ditto.
2462 * calls.c (flags_from_decl_or_type): Removed reference to
2464 * c-typeck.c (convert_arguments): Make builtins tolerant of having
2465 too many arguments. This is necessary for Spec 2000.
2466 * cgraph.h (const_function, pure_function): Removed.
2467 * common.opt: Added "fipa-pure-const", "fipa-reference",
2468 "fipa-type-escape", and "ftree-promote-static".
2470 * passes.c: Added ipa and tree-promote-statics passes.
2471 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
2472 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
2473 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
2474 * tree-flow.h: Added exposed sra calls and addition of
2475 reference_vars_info field for FUNCTION_DECLS.
2476 * tree-pass.h: Added passes.
2477 * tree-sra.c: (sra_init_cache): New function.
2478 (sra_insert_before, sra_insert_after) Made public.
2479 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
2481 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
2482 aliasing. (may_alias_p): Added code to use type escape analysis to
2484 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
2485 code to prune clobbers of static variables based on information
2486 produced in ipa-reference pass. Changed call clobbering so that
2487 statics are not marked as clobbered if the call does not clobber
2490 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
2492 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
2495 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
2497 * doc/install.texi (*-*-solaris2*): Document recommended version
2498 of GNU binutils and mention GNU linker problem on Solaris 10.
2500 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
2503 * c-decl.c (c_build_bitfield_integer_type): New function.
2504 (finish_struct): Call it.
2505 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
2507 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2509 * c-typeck.c (digest_init): Call 'convert_for_assignment'
2512 2005-07-16 Jan Hubicka <jh@suse.cz>
2514 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
2515 (scale_bbs_frequencies_int): Watch roundoff errors.
2516 * predict.c (return_prediction): Initialize return_stmt.
2518 2005-07-16 Jan Hubicka <jh@suse.cz>
2520 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
2521 after RTL profiling.
2523 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
2526 * fold-const.c (build_range_check): Convert high/low to etype
2527 if we are only comparing against exp.
2529 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
2531 Fix PR tree-optimization/22376
2532 * tree-ssa-structalias.c (build_constraint_graph): We really meant
2534 (need_to_solve): New function.
2535 (compute_points_to_sets): Use it.
2537 2005-07-15 Jan Hubicka <jh@suse.cz>
2539 * cfg.c (update_bb_profile_for_threading): More diagnostic.
2540 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
2542 2005-07-15 Richard Guenther <rguenther@suse.de>
2544 * c-common.c (handle_flatten_attribute): New function.
2545 Add flatten function attribute.
2546 * doc/extend.texi: Document flatten function attribute.
2547 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
2548 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
2550 (cgraph_decide_inlining): Handle functions with flatten
2553 2005-07-14 David Edelsohn <edelsohn@gnu.org>
2555 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
2556 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
2557 UNSPEC_XCHG, UNSPEC_AND): New.
2558 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
2559 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
2560 * config/rs6000/sync.md (FETCHOP): New code macro.
2561 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
2563 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
2564 (sync_compare_and_swap<mode>): Same.
2565 (sync_lock_test_and_set<mode>): Same.
2566 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
2567 for QImode and HImode, and not PPC405.
2568 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
2569 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
2570 (sync_<fetchop>{si,di}_internal): New.
2571 (sync_nand{si,di}_internal): New.
2572 (sync_old_<fetchop>{si,di}_internal): New.
2573 (sync_old_nand{si,di}_internal): New
2574 (sync_new_<fetchop>{si,di}_internal): New.
2575 (sync_new_nand{si,di}_internal): New.
2576 (atomic_and{si,di}): New.
2577 (sync_new_nand{si,di}_internal): New.
2578 (atomic_and{si,di}): New.
2579 (sync_add<mode>_internal): Delete.
2580 (sync_addshort_internal): Use unspec instead of unspec_volatile.
2581 (sync_sub<mode>_internal): Delte.
2582 (sync_subshort_internal): New.
2583 (sync_andsi_internal): Use unspec instead of unspec_volatile.
2584 (sync_anddi_internal): Delete.
2585 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
2586 (sync_booldi_internal): Delete.
2587 (sync_boolc<mode>_internal): Delete.
2588 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
2589 (sync_boolc<mode>_internal2): Delete.
2590 (sync_boolcc<mode>_internal): Delete.
2591 (isync, lwsync): Use unspec instead of unspec_volatile.
2592 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
2593 Revert UNSPEC_VOLATILE.
2594 (rs6000_split_atomic_op): New.
2595 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
2597 2005-07-14 Eric Christopher <echristo@redhat.com>
2599 * config/mips/mips.c (mips_canonicalize_comparison): Cast
2600 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
2602 2005-07-14 Eric Christopher <echristo@redhat.com>
2604 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
2606 2005-07-14 Steven Bosscher <stevenb@suse.de>
2608 PR tree-optimization/22230
2609 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
2610 the computation of the four cross productions for "range op range".
2612 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
2613 Ulrich Weigand <uweigand@de.ibm.com>
2616 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
2619 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
2621 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
2623 2005-07-14 Steve Ellcey <sje@cup.hp.com>
2625 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
2627 2005-07-14 Richard Guenther <rguenther@suse.de>
2630 * config/i386/i386-protos.h (ix86_function_value): Change
2631 prototype to match new target hook.
2632 * config/i386/i386.c (ix86_value_regno): Change prototype
2633 to take extra type argument.
2634 (TARGET_FUNCTION_VALUE): Define.
2635 (ix86_function_ok_for_sibcall): Pass extra argument to
2636 ix86_value_regno, check return slot rtx for exact match.
2637 (ix86_function_value): Take extra parameter. Dispatch to
2638 ix86_value_regno with fndecl/fntype as provided.
2639 (ix86_value_regno): Handle extra type argument.
2640 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
2642 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
2643 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
2644 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
2645 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
2646 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
2648 2005-07-14 Richard Guenther <rguenther@suse.de>
2650 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
2651 * calls.c (expand_call): Pass fntype to hard_function_value.
2652 (emit_library_call_value_1): Likewise.
2653 * explow.c: Include target.h.
2654 (hard_function_value): Take extra argument, the fntype.
2655 Use new target hook for function_value.
2656 * expr.h (hard_function_value): Change prototype.
2657 * function.c (aggregate_value_p): Pass 0 as fntype to
2658 hard_function_value.
2659 (assign_parms): Use new target hook for function_value.
2660 Pass 0 as fntype to hard_function_value.
2661 (expand_function_end): Likewise.
2662 * reg-stack.c: Include target.h.
2663 (stack_result): Use new target hook for function_value.
2664 * target-def.h: New target hook function_value.
2665 * target.h: Likewise.
2666 * targhooks.c (default_function_value): New function.
2667 * targhooks.h (default_function_value): Declare.
2669 2005-07-13 Ian Lance Taylor <ian@airs.com>
2671 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
2673 2005-07-14 Jan Hubicka <jh@suse.cz>
2675 * tree-dfa.c (dump_variable): Use default_def function.
2676 * tree-ssa-alias.c (dump_points_to_info): Likewise.
2677 * tree-ssa.c (verify_use): Likewise.
2678 * tree-ssanames.c (release_ssa_name): Likewise.
2679 * tree-tailcall.c (eliminate_tail_call): Likewise.
2680 (tree_optimize_tail_calls_1): Likewise.
2681 * tree-vrp.c (get_value_range): Likewise.
2683 2005-07-14 Ben Elliston <bje@au.ibm.com>
2685 * gcc.c (main): Compare language[0] with '*' when iterating over
2688 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
2690 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
2691 "s390_emit_compare". Add handling of CCZ1mode.
2692 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
2693 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
2695 (s390_branch_condition_mask): Add CCZ1mode handling.
2696 * config/s390/s390.md: ("seq", "*seq"): New pattern.
2697 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
2698 Use CCZ1mode instead of CCZmode.
2699 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
2701 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
2703 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
2705 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
2707 2005-07-13 Eric Christopher <echristo@redhat.com>
2709 * config/mips/mips.c (mips_canonicalize_comparison): New.
2710 (mips_emit_int_relational): Use.
2712 2005-07-13 Eric Christopher <echristo@redhat.com>
2714 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
2716 * config/s390/s390.md: Include tpf.md. Move tpf specific
2718 * config/s390/tpf.md: To here.
2719 * config/s390/s390.opt: Move tpf specific options...
2720 * config/s390/tpf.opt: to here. Add mmain option.
2721 * config/s390/tpf-unwind.h: Remove unnecessary defines.
2722 * config/s390/tpf.h: Rewrite.
2724 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
2726 * doc/tm.texi: Remove @xref{Cross-profiling}.
2728 2005-07-13 Jeff Law <law@redhat.com>
2730 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
2731 expressions, test their _DECL operands for pointer equality rather
2732 than using operand_equal_p.
2734 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
2736 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
2737 (TARGET_POSIX_IO): This.
2738 * config/darwin.h: Likewise.
2739 * config/freebsd.h: Likewise.
2740 * config/linux.h: Likewise.
2741 * config/lynx.h: Likewise.
2742 * config/netbsd.h: Likewise.
2743 * config/rs6000/linux64.h: Likewise.
2744 * config/rs6000/linux.h: Likewise.
2745 * config/s390/tpf.h: Likewise.
2746 * config/sh/embed-elf.h: Likewise.
2747 * config/sparc/linux64.h: Likewise.
2748 * config/sparc/linux.h: Likewise.
2749 * config/svr4.h: Likewise.
2750 * gcov-io.h: Likewise.
2752 * doc/tm.texi: Updated.
2754 * libgcov.c (create_file_directory): Defined only if
2755 TARGET_POSIX_IO is defined.
2756 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
2759 2005-07-13 Jan Hubicka <jh@suse.cz>
2761 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
2763 2005-07-13 David Edelsohn <edelsohn@gnu.org>
2765 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
2766 structure as argument.
2768 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
2770 PR tree-optimization/21921
2771 * tree-iterator.c (tsi_link_before): Support the case when
2772 tsi_end_p (tsi) == true.
2774 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
2776 PR tree-optimization/22442
2777 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
2780 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
2782 PR rtl-optimization/20376
2783 * toplev.c (process_options): Enable -fweb and -frename-registers when
2785 * doc/invoke.texi: Update the information about when -fweb and
2786 -frename-registers are enabled.
2788 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
2791 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
2792 if *rhs_p is not a SSA_NAME.
2794 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
2796 Fix PR tree-optimization/22422
2797 * tree-ssa-structalias.c (struct variable_info): Add flag for
2799 (get_varinfo): Now a static function.
2800 (new_varinfo): init has_union and is_special_var to false.
2801 (solution_set_add): Check has_union.
2802 (do_da_constraint): Move temporary variable so it gets reset
2804 Also check for special variable.
2805 (do_ds_constraint): Ditto.
2806 (do_sd_constraint): Ditto.
2807 (do_structure_copy): Check for special variable.
2808 (find_func_aliases): Ditto.
2809 (init_base_vars): Set special vars properly.
2811 2005-07-13 Jan Hubicka <jh@suse.cz>
2813 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
2816 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
2817 (get_expr_operands): Fix thinko wrt flags and subvars.
2819 PR tree-optimize/22379
2820 * tree-inline.c (expand_call_inline): Do not output sorry in early
2823 2005-07-12 Dale Johannesen <dalej@apple.com>
2825 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
2827 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
2830 * host-linux.h: Include limits.h.
2832 2005-07-12 Dale Johannesen <dalej@apple.com>
2834 * expr.c (compress_float_constant): Add cost check.
2835 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
2837 2005-07-12 Dale Johannesen <dalej@apple.com>
2839 * gcc.target/i386/compress-float-sse.c: New.
2840 * gcc.target/i386/compress-float-sse-pic.c: New.
2841 * gcc.target/i386/compress-float-387.c: New.
2842 * gcc.target/i386/compress-float-387-pic.c: New.
2843 * gcc.dg/compress-float-ppc.c: New.
2844 * gcc.dg/compress-float-ppc-pic.c: New.
2846 2005-07-12 Eric Christopher <echristo@redhat.com>
2848 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
2850 * config/s390/s390.md: Include tpf.md. Move tpf specific
2852 * config/s390/tpf.md: To here.
2853 * config/s390/s390.opt: Move tpf specific options...
2854 * config/s390/tpf.opt: to here. Add mmain option.
2855 * config/s390/tpf-unwind.h: Remove unnecessary defines.
2856 * config/s390/tpf.h: Rewrite.
2858 2005-07-12 Eric Christopher <echristo@redhat.com>
2860 * gcc.c (struct infile): Update comment for language.
2861 (main): Rewrite input file resetting code.
2863 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
2866 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
2867 requiring a cast in a non RHS of modify_expr. Add a cast when required.
2868 (lookup_avail_expr): Use constant_boolean_node instead
2869 of boolean_false_node/boolean_true_node.
2871 2005-07-12 Ben Elliston <bje@au.ibm.com>
2873 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
2874 and use it when printing num_edges.
2876 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
2878 * doc/extend.texi (Blackfin Built-in Functions): New section.
2879 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
2882 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
2884 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
2885 s/cmpstrsi/cmpstrnsi
2886 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
2888 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
2889 (init_optabs): Initialize cmpstrn_optab.
2890 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
2891 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
2892 * expr.c: (enum insn_code cmpstrn_optab): Declare.
2893 * config/i386/i386.md: s/cmpstr/cmpstrn
2894 * config/c4x/c4x.md: s/cmpstr/cmpstrn
2895 * doc/md.texi: Update documentation.
2897 2005-07-11 Richard Henderson <rth@redhat.com>
2899 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
2900 build_va_arg_indirect_ref.
2901 (alpha_gimplify_va_arg): Likewise.
2902 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
2903 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
2904 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
2905 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
2906 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
2907 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
2909 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
2911 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
2913 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
2914 * passes.c (init_optimization_passes): Add pass_empty_loop.
2915 * tree-pass.h (pass_empty_loop): Declare.
2916 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
2917 try_remove_empty_loop, remove_empty_loops): New functions.
2918 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
2919 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
2921 2005-07-12 Peter Barada <peter@the-baradas.com>
2925 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
2926 in address registers.
2927 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
2928 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
2929 alternative of addsi3_5200.
2931 2005-07-11 Ian Lance Taylor <ian@airs.com>
2933 * config/mips/mips.md (ffs<mode>2): Remove.
2935 2005-07-11 Ian Lance Taylor <ian@airs.com>
2937 * doc/tree-ssa.texi (Cleanups): Improve description of
2939 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
2941 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
2943 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
2944 * tree.h (DECL_ARGUMENT_FLD): New macro.
2946 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
2948 Fix PR tree-optimization/22404
2950 * tree-ssa-structalias.c (create_variable_info_for): Use
2953 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
2955 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
2956 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
2957 for second comparison operand.
2958 * config/bfin/predicates.md (reg_or_const_int_operand): New.
2960 * config/bfin/bfin.md (define_attr "type"): Add "sync".
2961 (define_insn_reservation "alu"): Likewise.
2962 (csync, ssync): Now of type sync.
2963 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
2964 -mcsync-anomaly -mspecld-anomaly.
2965 * config/bfin/bfin.opt (mcsync): Remove.
2966 (mcsync-anomaly, mspecld-anomaly): Add.
2967 * config/bfin/bfin.c: Include "insn-codes.h".
2968 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
2969 (TARGET_DEFAULT_TARGET_FLAGS): New.
2970 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
2972 2005-07-11 Steven Bosscher <stevenb@suse.de>
2974 * basic-block.h: Give the BB flags enum a name, bb_flags.
2975 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
2976 * cfgcleanup.c (enum bb_flags): Remove here.
2977 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
2978 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
2979 (update_forwarder_flag): Likewise.
2980 (thread_jump): Likewise.
2981 (try_forward_edges): Likewise.
2982 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
2983 forwarder flags. Don't clear bb->aux for all basic blocks. Only
2984 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
2986 2005-07-11 Richard Guenther <rguenther@suse.de>
2988 * config/i386/i386.opt: New target option -msseregparm.
2989 * config/i386/i386.c (override_options): Error out for
2990 -msseregparm but no SSE support.
2991 (ix86_function_sseregparm): Check for global sseregparm.
2992 * doc/invoke.texi: Document -msseregparm.
2994 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2996 * config.gcc (m32r-*-linux*): Use the default extra_parts.
2997 (m32rle-*-linux*): Ditto.
2999 2005-07-11 Jakub Jelinek <jakub@redhat.com>
3001 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
3002 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
3005 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3009 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
3010 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
3012 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
3014 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
3015 (varmap): Heapify varmap.
3016 (constraints): Heapify constraints.
3017 (struct constraint_graph): Heapify succs and preds.
3018 (constraint_vec_find): Update for heapification.
3019 (constraint_set_union): Ditto.
3020 (insert_into_complex): Ditto.
3021 (constraint_edge_vec_find): Ditto.
3022 (erase_graph_self_edge): Ditto.
3023 (add_graph_edge): Ditto.
3024 (get_graph_weights): Ditto.
3025 (merge_graph_nodes): Ditto.
3026 (build_constraint_graph): Ditto.
3027 (topo_visit): Ditto.
3028 (solve_graph): Ditto.
3029 (create_variable_info_for): Ditto.
3030 (init_base_vars): Ditto.
3031 (delete_points_to_sets): Free graph, varmap, and complex constraints.
3032 (condese_varmap_nodes): Free complex vector.
3033 (clear_edges_for_node): Clear succs and preds vector.
3035 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
3037 * tree-ssa-structalias.c (update_alias_info): Change counting of
3038 references to not include vdefs.
3040 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
3042 * tree-ssa-alias.c (free_used_part_map): Add missing free.
3045 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3047 * pa.c (pa_commutative_p): Make PLUS commutative when
3048 TARGET_NO_SPACE_REGS is true.
3050 2005-07-09 Diego Novillo <dnovillo@redhat.com>
3052 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
3053 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
3054 * tree-dfa.c (dump_subvars_for): New.
3055 (debug_subvars_for): New.
3056 (dump_variable): Show subvariables if VAR has them.
3057 * tree-flow-inline.h (get_subvar_at): New.
3058 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
3059 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
3061 (struct subvar): Change fields offset and size to unsigned
3063 (dump_subvars_for): Declare.
3064 (debug_subvars_for): Declare.
3065 (get_subvar_at): Declare.
3066 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
3067 to unsigned HOST_WIDE_INT *.
3068 (overlap_subvar): Likewise.
3069 * tree-gimple.c (is_gimple_reg): Always return false for
3070 SFTs and memory tags.
3071 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
3073 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
3074 (compute_may_aliases): Call compute_points_to_sets.
3075 (collect_points_to_info_for): Remove.
3076 (compute_points_to_and_addr_escape): Remove.
3077 (delete_alias_info): Call delete_points_to_sets.
3078 (compute_flow_sensitive_aliasing): If the call to
3079 find_what_p_points_to returns false, call set_pt_anything.
3080 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
3081 (set_pt_anything): Clear pi->pt_vars.
3082 (set_pt_malloc): Remove.
3083 (merge_pointed_to_info): Remove.
3084 (add_pointed_to_expr): Remove.
3085 (add_pointed_to_var): Remove.
3086 (collect_points_to_info_r): Remove.
3087 (is_escape_site): Make extern.
3089 (create_overlap_variables_for): Call it.
3090 * tree-ssa-copy.c (merge_alias_info): Never merge
3091 flow-sensitive alias information.
3092 * tree-ssa-operands.c (get_expr_operands): Adjust variables
3093 offset and size to be unsigned HOST_WIDE_INT.
3094 (add_to_addressable_set): Rename from note_addressable.
3095 Set TREE_ADDRESSABLE as the variables are added to the set.
3097 (add_stmt_operand): Do not try to micro-optimize unmodifiable
3098 operands into VUSEs when adding V_MAY_DEFs for members in an
3100 * tree-ssa-operands.h (add_to_addressable_set): Declare.
3101 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
3102 (struct variable_info): Add bitfield is_heap_var.
3103 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
3104 (new_var_info): Initialize is_heap_var.
3105 (get_constraint_for): Add HEAP variables to the symbol table.
3106 Mark them with is_heap_var.
3107 (update_alias_info): New. Taken mostly from the old
3108 compute_points_to_and_addr_escape.
3109 (handle_ptr_arith): New.
3110 (find_func_aliases): Call update_alias_info.
3111 Call handle_ptr_info for tcc_binary expressions.
3112 Call mark_stmt_modified.
3113 (create_variable_info_for): If DECL has subvars, do not create
3114 variables for its subvars. Always add all the fields.
3115 (set_uids_in_ptset): If the solution includes ANYOFFSET and
3116 SFTs, then add all the SFTs of the structure.
3117 If VI->DECL is an aggregate with subvariables, add the SFT at
3119 (find_what_p_points_to): If VI is an artificial variable,
3120 translate to bitfields in SSA_NAME_PTR_INFO.
3121 If the solution is empty, set pi->pt_vars to NULL
3122 (init_base_vars): Create ANYOFFSET.
3123 (compute_points_to_sets): Rename from create_alias_vars.
3125 (pass_build_pta): Remove.
3126 (delete_points_to_sets): Rename from delete_alias_vars.
3127 (pass_del_pta): Remove.
3128 * tree-ssa-structalias.h (struct alias_info): Move from
3130 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
3131 NUM_REFERENCES_SET): Likewise.
3132 (compute_points_to_sets, delete_points_to_sets): Declare.
3134 2005-07-09 Richard Henderson <rth@redhat.com>
3136 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
3137 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
3138 alpha_split_lock_test_and_set_12): New functions.
3139 * config/alpha/alpha-protos.h: Update.
3140 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
3141 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
3142 * config/alpha/sync.md (I12MODE): New.
3143 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
3144 (sync_<fetchop_name><I48MODE>): Likewise.
3145 (sync_nand<I48MODE>): Likewise.
3146 (sync_old_<fetchop_name><I48MODE>): Likewise.
3147 (sync_new_<fetchop_name><I48MODE>): Likewise.
3148 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
3149 (sync_compare_and_swap<I48MODE>): Likewise.
3150 (sync_lock_test_and_set<I48MODE>): Likewise.
3151 (sync_compare_and_swap<I12MODE>): New.
3152 (sync_compare_and_swap<I12MODE>_1): New.
3153 (sync_lock_test_and_set<I12MODE>): New.
3154 (sync_lock_test_and_set<I12MODE>_1): New.
3156 2005-07-09 Diego Novillo <dnovillo@redhat.com>
3160 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
3162 2005-07-09 Jakub Jelinek <jakub@redhat.com>
3164 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
3165 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
3167 2005-07-09 Richard SAndiford <richard@codesourcery.com>
3170 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
3172 2005-07-08 David Edelsohn <edelsohn@gnu.org>
3174 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
3175 memory_operand constraint.
3176 (store_conditional_<mode>): Same.
3177 (sync_compare_and_swap<mode>): Same.
3178 (sync_lock_test_and_set<mode>): Same.
3180 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
3182 Rewrite PIC support to more closely model actual instructions.
3183 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
3184 (cris_symbol): Remove prototypes for removed functions.
3185 (cris_pic_symbol_type_of, cris_valid_pic_const)
3186 (cris_expand_pic_call_address): Prototypes for new functions.
3187 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
3189 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
3191 <case ':'>: Add case for new punctuation character.
3192 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
3193 emitting (extra) PIC modifier.
3194 <case UNSPEC>: Do not assert for PLT.
3195 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
3196 (cris_expand_prologue, cris_expand_epilogue): Check
3197 for pic_offset_table_rtx usage instead of taking
3198 current_function_uses_pic_offset_table as the final word.
3199 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
3200 Remove flag_pic difference.
3201 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
3202 the moral equivalents of...
3203 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
3205 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
3206 (cris_handle_option): Mark ARG as unused.
3207 (cris_expand_pic_call_address): New worker function for "call",
3209 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
3210 output PIC constructs here.
3211 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
3212 as symbol-specific modifers, not whole or part of operands.
3213 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
3214 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
3215 constants and flag_pic.
3216 (CONSTANT_INDEX_P): Adjust for new functions.
3217 (enum cris_pic_symbol_type): New helper type.
3218 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
3219 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
3220 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
3222 ("movsi"): Emit actual instructions for GOT and relative access.
3223 ("*movsi_got_load"): New pattern to set up the register holding
3225 ("*movsi_internal"): Operand 1 is not a plain general_operand.
3226 Adjust FIXME for 'S'.
3227 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
3228 Use "movs" for -fpic cases.
3229 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
3230 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
3231 ("call", "call_value"): Just call cris_expand_pic_call_address for
3233 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
3234 Remove special pattern.
3235 ("*expanded_call_side", "*expanded_call_value_side"): New
3237 (gotplt-to-plt, gotplt-to-plt-side-call)
3238 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
3240 * config/cris/cris/predicates.md
3241 ("cris_general_operand_or_gotless_symbol"): Remove unused
3243 ("cris_general_operand_or_symbol"): Adjust for new functions.
3245 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
3247 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
3249 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
3251 * Makefile.in (TREE_H): Add treestruct.def.
3252 (c-decl.o): Add pointer-set.h
3253 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
3254 visibility on regular DECL's.
3255 (merge_decls): Fix the copying of decl nodes of various types for
3256 the new structures. Don't update RTL, section name, weak status,
3257 etc, on DECL's without RTL.
3258 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
3259 Don't check volatile on non-variable types.
3260 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
3261 to check whether we have seen arguments.
3262 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
3263 flag is checked before field (flag is common, field is not).
3264 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
3265 TS_DECL_COMMON could have an origin.
3266 (add_location_or_const_value_attribute): Don't check section name
3267 on non-var/function decls.
3268 (dwarf2out_var_location): Reverse order of tests.
3269 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
3270 with DECL_WRTL_CHECK.
3271 * expmed.c (make_tree): rtl is now in decl_with_rtl.
3272 * fold-const.c (fold_binary): Don't check weakness on
3273 non-var/function decls.
3274 (tree_expr_nonzero_p): Ditto.
3275 (fold_checksum_tree): Use tree_decl_extra as sizeof
3277 * ggc-page.c (extra_order_size_table): Add sizes for
3278 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
3280 * gimplify.c (gimplify_bind_expr): Only set
3281 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
3282 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
3284 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
3285 * langhooks.h (init_ts). New langhook.
3286 * passes.c (rest_of_decl_compilation): Reverse order of tests.
3287 * print-tree.c (print_node): Update to only print fields that
3288 exist in the structures the passed decl has.
3289 * toplev.c (wrapup_global_declarations): Don't reset
3290 DECL_DEFER_OUTPUT on DECL's that don't contain it.
3291 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
3292 * tree-inline.c (remap_decl): Ditto.
3293 * tree-outof-ssa.c (create_temp): Reverse order of tests.
3294 * tree-pretty-print.c (print_declaration): Don't print
3295 DECL_REGISTER on things that don't contain it.
3296 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
3297 non-var/function decls.
3298 * tree.c (tree_contains_struct): New structure.
3299 (init_priority_for_decl): New hashtable.
3300 (tree_int_map): New structure.
3301 (tree_int_map_eq): New function.
3302 (tree_int_map_marked_p): Ditto.
3303 (tree_int_map_hash): Ditto.
3304 (tree_map): Move to tree.h.
3305 (tree_map_eq): Externalize.
3306 (tree_map_hash): Ditto.
3307 (tree_map_marked_p): Ditto.
3308 (init_ttree): Set up tree_contains_struct and call langhook.
3309 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
3310 (tree_code_size): Update for new structures.
3311 (tree_node_structure): Update for new structures.
3312 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
3314 (copy_node_stat): Copy init priority.
3315 (build_decl_stat): Ditto for visibility.
3316 (ts_enum_names): New.
3317 (tree_contains_struct_check_failed): New function.
3318 (decl_init_priority_lookup): Ditto.
3319 (decl_init_priority_insert): Ditto.
3320 * treestruct.def: New file.
3321 * tree.h (CODE_CONTAINS_STRUCT): New macro.
3322 (CONTAINS_STRUCT_CHECK): Ditto.
3323 (tree_contains_struct_check_failed): New prototype.
3324 (DECL_CHECK): Removed.
3325 (DECL_MINIMAL_CHECK): New.
3326 (DECL_COMMON_CHECK): Ditto.
3327 (DECL_WRTL_CHECK): Ditto.
3328 (DECL_NON_COMMON_CHECK): Ditto.
3329 (DECL_WITH_VIS_CHECK): Ditto.
3330 (VAR_OR_FUNCTION_DECL_P): Ditto
3331 (struct tree_decl_minimal): New structure.
3332 (struct tree_decl_common): Ditto.
3333 (struct tree_decl_with_rtl): Ditto.
3334 (struct tree_decl_with_vis): Ditto.
3335 (struct tree_decl_non_common): Ditto.
3336 (struct tree_field_decl): Ditto.
3337 (struct tree_parm_decl): Ditto.
3338 (struct tree_var_decl): Ditto.
3339 (struct tree_function_decl): Ditto.
3340 (struct tree_const_decl): Ditto.
3341 (struct tree_result_decl): Ditto.
3342 (union tree_node): Add new structures.
3343 * var-tracking.c (track_expr_p): Reverse order of tests.
3345 * doc/c-tree.texi: Add documentation on DECL node internal structure.
3347 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
3349 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
3350 * system.h: Poison FINALIZE_PIC.
3351 * doc/tm.texi (FINALIZE_PIC): Remove.
3353 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
3356 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
3357 to the correct type if we have a MODIFY_EXPR.
3359 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
3361 PR tree-optimization/22360
3362 * tree.c (upper_bound_in_type): Fix calculations for casting
3363 to a non-wider signed type and casting a signed value to a
3364 wider unsigned type.
3365 (lower_bound_in_type): Fix calculations for casting to a
3366 non-wider signed type.
3368 PR tree-optimization/20139
3369 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
3371 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
3372 fold_cond_expr_cond.
3373 * tree-ssanames.c (release_defs): Assert in_ssa_p.
3374 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
3376 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
3379 * tree-complex.c (expand_complex_libcall): Produce
3380 REALPART_EXPR/IMAGPART_EXPR with the correct type.
3382 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
3384 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
3385 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
3386 b" assert and inserted fastpath code for this case.
3387 (bitmap_ior): Removed "a != b" assert.
3389 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3391 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
3392 (ENDFILE_SPEC): Likewise.
3393 * config/m32r/m32r.h (ASM_SPEC): Likewise.
3395 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
3396 a large stack frame at epilogue.
3398 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
3400 * final.c: Include sdbout.h when required.
3402 2005-07-07 Geoffrey Keating <geoffk@apple.com>
3404 * config.gcc (*-*-darwin*): Only one target-specific header file
3406 (powerpc-*-darwin*): Add version-specific header files.
3407 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
3408 * config.in: Regenerate.
3409 * configure: Regenerate.
3410 * gcc.c: Include xregex.h.
3411 (version_compare_spec_function): New.
3412 (spec_function): Add version-compare.
3413 (replace_outfile_spec_function): Reformat comment.
3414 (compare_version_strings): New.
3415 * config/darwin-c.c (version_as_macro): New.
3416 (builtin_define): New.
3417 (darwin_cpp_builtins): New.
3418 * config/darwin-protos.h (darwin_cpp_builtins): New.
3419 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
3420 (LIB_SPEC): Make unconditional, update comment.
3421 (TARGET_C99_FUNCTIONS): Define.
3422 * config/darwin.opt: Sort.
3423 (mmacosx-version-min=): New.
3424 * config/darwin7.h: Delete.
3425 * config/darwin8.h: Delete.
3426 * config/i386/darwin.h (): Call darwin_cpp_builtins.
3427 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
3428 (TARGET_C99_FUNCTIONS): Define.
3429 * config/rs6000/darwin7.h: New.
3430 * config/rs6000/darwin8.h: New.
3431 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
3432 (-mmacosx-version-min): Document.
3434 2005-07-07 Ian Lance Taylor <ian@airs.com>
3436 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
3438 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
3441 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
3443 2005-07-07 Khem Raj <kraj@mvista.com>
3445 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
3446 in bytes, not words.
3448 2005-07-07 Paul Brook <paul@codesourcery.com>
3450 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
3451 DEFAULT_FUNCTION_ARG_PADDING to upward.
3453 2005-07-07 Richard Henderson <rth@redhat.com>
3455 * function.c (locate_and_pad_parm): Record parameter alignment in
3456 stack_alignment_needed.
3458 2005-07-07 David Edelsohn <edelsohn@gnu.org>
3460 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
3461 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
3462 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
3463 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
3464 (define_attr "type"): Add isync, sync, load_l, store_c.
3465 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
3466 Create scratch volatile MEM.
3467 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
3469 (load_locked_<mode>): New.
3470 (store_conditional_<mode>): New.
3471 (sync_compare_and_swap<mode>): Replace with splitter.
3472 (sync_lock_test_and_set<mode>): Replace with splitter.
3473 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
3475 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
3476 is ics. Attribute isync.
3477 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
3479 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
3480 and UNSPECV_SYNC_OP.
3481 (emit_unlikely_jump): New.
3482 (emit_load_locked): New.
3483 (emit_store_conditional): New.
3484 (rs6000_split_compare_and_swap): New.
3485 (rs6000_split_lock_test_and_set): New.
3486 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
3487 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
3488 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
3489 rs6000_split_lock_test_and_set): Declare.
3490 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
3491 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
3492 store_c, isync, sync.
3494 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
3496 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
3497 filenames to gtyp-gen.h.
3498 (s-typ-gen): Use it in place of for loops.
3500 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
3502 * hooks.c (hook_bool_rtx_int_false): New function.
3503 * hooks.h (hook_bool_rtx_int_false): Declare.
3504 * target-def.h (TARGET_COMMUTATIVE_P): Define.
3505 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
3506 * target.h (struct gcc_target): Add commutative_p member.
3507 * targhooks.c (hook_bool_rtx_commutative_p): New function.
3508 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
3509 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
3510 (pa_commutative_p): New function.
3511 * jump.c (target.h): Include.
3512 (rtx_renumbered_equal_p): Use targetm.commutative_p.
3513 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
3515 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
3517 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
3518 (s390_expand_setmem): New.
3519 * config/s390/s390.c: Likewise.
3520 (print_shift_count_operand): Truncate to 12 bits instead of 6.
3522 * config/s390/s390.md: ("setmem<mode>"): Accept character as
3523 general_operand. Call new function "s390_expand_setmem".
3524 ("clrmem_long", "*clrmem_long"): Rewrite to ...
3525 ("setmem_long", "*setmem_long"): ... this.
3527 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
3529 * config/s390/s390.c: (optimization_options): Enable
3530 TARGET_MVCLE at -Os.
3531 * doc/invoke.texi: Document changes in default behaviour.
3532 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
3534 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
3536 * expr.c: (set_storage_via_setmem): Convert opchar to mode
3537 defined by back-end.
3539 2005-07-07 Jakub Jelinek <jakub@redhat.com>
3541 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
3542 all sets in the pattern.
3543 * config/rs6000/rs6000.md (stack_protect_testsi,
3544 stack_protect_testdi): Likewise.
3546 2005-07-06 Jeff Law <law@redhat.com>
3548 * tree-vrp.c (simplify_using_ranges): Kill.
3549 (vrp_finalize): Remove call to simplify_using_ranges.
3550 (simplify_stmt_using_ranges): New function extracted from
3551 simplify_using_ranges.
3552 (simplify_div_or_mod_using_ranges): Likewise.
3553 (simplify_abs_using_ranges): Likewise.
3554 (simplify_cond_using_ranges): New function.
3555 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
3556 * tree-ssa-propagate.c (substitute_and_fold): Call
3557 simplify_stmt_using_ranges if we have range information.
3559 2005-07-06 James E. Wilson <wilson@specifixinc.com>
3561 * config/ia64/ia64.c (ia64_reorg): Check optimize before
3562 ia64_flag_schedule_isns2.
3564 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
3565 reading/writing general registers.
3566 (ia64_function_arg): Revert 2005-06-18 change.
3568 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
3570 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
3571 (legitimize_tls_address): Use gcc_unreachable instead of abort.
3573 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
3575 * function.c (expand_function_end): Revert part of 2005-06-27
3576 patch. Do sjlj_emit_function_exit_after after return_label.
3578 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
3580 * doc/install.texi (--disable-libssp): New.
3582 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
3584 * doc/invoke.texi: Update -fforce-mem documentation.
3585 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
3586 code for -fforce-mem.
3587 * expmed.c: (store_bit_field,store_fixed_bit_field,
3588 extract_bit_field): Ditto.
3589 * expr.c: (convert_move): Ditto.
3590 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
3591 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
3592 emit_conditional_add,expand_float,expand_fix): Ditto.
3593 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
3594 (common_handle_option): Issue warning when -fforce-mem specified.
3596 2005-07-06 Paul Brook <paul@codesourcery.com>
3598 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
3600 * configure: Regenerate.
3602 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
3604 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
3606 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
3608 Fix PR tree-optimization/22319
3609 Fix PR tree-optimization/22140
3610 Fix PR tree-optimization/22310
3612 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
3613 variable sized types.
3614 Use correct type for intermediate structure on *a = *b structure
3617 2005-07-06 Jakub Jelinek <jakub@redhat.com>
3619 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
3621 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
3622 (machine_function): Move typedef to...
3623 * config/rs6000/rs6000.c (machine_function): ... here. Add
3624 varargs_save_offset field.
3625 (rs6000_stack_t): Remove varargs_size field.
3626 (setup_incoming_varargs): Allocate varargs save area using
3627 assign_stack_local, try to make it as small as possible.
3628 Save offset from virtual_stack_vars_rtx to the save area
3629 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
3630 instead of magic 8 when fp word byte size is used.
3631 (rs6000_va_start): Use cfun->machine->varargs_save_offset
3632 instead of -RS6000_VARARGS_SIZE.
3633 (rs6000_stack_info, debug_stack_info,
3634 rs6000_initial_elimination_offset): Remove all traces of
3636 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
3637 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
3638 RS6000_VARARGS_AREA.
3640 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
3642 PR tree-optimization/21963
3643 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
3644 constant_multiple_of in the same way get_computation_cost_at does.
3646 2005-07-06 Jakub Jelinek <jakub@redhat.com>
3648 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
3649 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
3650 (gen_compare_reg): If sparc_compare_emitted is set, clear it
3651 and return its previous value.
3652 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
3653 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
3655 (stack_protect_set, stack_protect_test): New expanders.
3656 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
3657 stack_protect_testdi): New insns.
3658 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3659 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
3661 2005-07-06 Jeff Law <law@redhat.com>
3663 * tree-ssa-dce.c (cfg_altered): New global.
3664 (tree_dce_init): Initialize cfg_altered.
3665 (remove_dead_stmt): If we remove an edge in the CFG, then set
3667 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
3670 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
3672 * Makefile.in (stamp-collect-ld): Use
3673 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
3674 ./collect-ld if it already exists.
3675 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
3676 Don't remove ./nm if it already exists.
3678 2005-07-05 Devang Patel <dpatel@apple.com>
3680 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
3681 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
3682 * tree-vectorizer.c (vect_loop_location): New.
3683 (vect_print_dump_info): Use vect_loop_location.
3684 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
3685 (vectorize_loops): Set vect_loop_location.
3686 * tree-vect-analyze.c (vect_analyze_offset_expr,
3687 vect_determin_vectorization_factor, vect_analyze_operations,
3688 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
3689 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
3690 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
3691 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
3692 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
3693 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
3694 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
3695 vect_analyze_loop): Adjust vect_print_dump_info API.
3696 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
3697 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
3698 vect_finish_stmt_generation, vectorizable_assignment,
3699 vectorizable_operation, vectorizable_store, vectorizable_load,
3700 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
3701 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
3702 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
3703 vect_transform_loop): Same.
3704 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
3705 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
3708 2005-07-05 Randolph Chung <tausq@debian.org>
3710 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
3711 * configure: Regenerate.
3712 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
3713 (pa_tls_referenced_p): Declare.
3714 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
3715 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
3716 (legitimize_tls_address): New.
3717 (hppa_legitimize_address): Handle TLS addresses.
3718 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
3719 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
3720 (emit_move_sequence): Handle TLS addresses.
3721 (pa_encode_section_info): Call default handler to handle common
3723 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
3724 (CONSTANT_ADDRESS_P): Reject TLS operands.
3725 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
3726 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
3727 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
3728 (UNSPEC_TLSLE): Define new constants.
3729 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
3730 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
3731 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
3732 (tie_symbolic_operand, tle_symbolic_operand): New
3734 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
3736 * aclocal.m4: Update macros for autoconf 2.59 style.
3737 * configure.ac: Likewise.
3739 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3741 * pa.c (function_value): Handle small aggregates on 32-bit targets.
3742 (function_arg): Pass small aggregates in general registers on 32-bit
3744 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
3746 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
3748 * Makefile.in (final.o): Fix dependencies.
3750 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
3754 * langhooks.h (struct lang_hooks): Add expr_to_decl.
3755 * langhooks.c (lhd_expr_to_decl): New.
3756 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
3758 (LANG_HOOKS_INITIALIZER): Update.
3759 * tree.c (recompute_tree_invarant_for_addr_expr): Call
3760 expr_to_decl langhook.
3761 * c-tree.h (c_expr_to_decl): Declare.
3762 * c-typeck.c (c_expr_to_decl): New.
3763 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
3765 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
3767 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
3770 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
3771 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
3773 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
3775 * Makefile.in: Adjust dependencies.
3776 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
3777 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
3778 * alias.c (rest_of_handle_cfg, pass_cfg): New.
3779 * bb-reorder.c (duplicate_computed_gotos): Make it static.
3780 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
3781 rest_of_compilation.
3783 * bb-reorder.c (gate_duplicate_computed_gotos,
3784 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
3785 rest_of_handle_reorder_blocks, pass_reorder_blocks,
3786 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
3787 pass_partition_blocks): New.
3788 * bt-load.c (gate_handle_branch_target_load_optimize,
3789 rest_of_handle_branch_target_load_optimize,
3790 pass_branch_target_load_optimize): New.
3791 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
3793 * cfglayout.c (pass_insn_locators_initialize): New.
3794 * cfgrtl.c (pass_free_cfg): New.
3795 * combine.c (gate_handle_combine, rest_of_handle_combine,
3797 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
3798 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
3799 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
3800 * except.c (pass_set_nothrow_function_flags,
3801 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
3803 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
3804 rest_of_handle_shorten_branches, pass_shorten_branches,
3805 rest_of_clean_state, pass_clean_state): New.
3806 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
3807 rest_of_handle_remove_death_notes, pass_remove_death_notes,
3808 rest_of_handle_life, pass_life, rest_of_handle_flow2,
3810 * function.c (pass_instantiate_virtual_regs, pass_init_function,
3811 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
3812 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
3813 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
3815 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
3816 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
3817 pass_rtl_ifcvt, gate_handle_if_after_combine,
3818 rest_of_handle_if_after_combine, pass_if_after_combine,
3819 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
3820 pass_if_after_reload): New.
3821 * integrate.c (pass_initial_value_sets): New.
3822 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
3823 pass_purge_lineno_notes): New.
3824 * mode-switching.c (rest_of_handle_mode_switching,
3825 pass_mode_switching): New.
3826 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
3827 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
3829 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
3830 pass_loop_optimize): New.
3831 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
3833 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
3835 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
3836 pass_postreload_cse): New.
3837 * profile.c (gate_handle_profiling, pass_profiling,
3838 rest_of_handle_branch_prob, pass_branch_prob): New.
3839 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
3840 pass_split_before_regstack, gate_handle_split_before_regstack,
3841 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
3842 rest_of_handle_split_all_insns, pass_split_all_insns): New.
3843 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
3844 pass_stack_regs): New.
3845 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
3846 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
3847 pass_stack_adjustments): New.
3848 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
3849 pass_regrename): New.
3850 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
3851 pass_delay_slots, gate_handle_machine_reorg,
3852 rest_of_handle_machine_reorg, pass_machine_reorg): New.
3853 * rtl.h (extern void purge_line_number_notes): New.
3854 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
3855 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
3857 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
3859 * value-prof.c (gate_handle_value_profile_transformations,
3860 rest_of_handle_value_profile_transformations,
3861 pass_value_profile_transformations): New.
3862 * var-tracking.c (gate_handle_var_tracking,
3863 pass_variable_tracking): New.
3864 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
3866 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
3867 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
3868 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
3869 rest_of_handle_old_regalloc, rest_of_handle_regrename,
3870 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
3871 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
3872 rest_of_handle_gcse2, rest_of_handle_regmove,
3873 rest_of_handle_tracer, rest_of_handle_if_conversion,
3874 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
3875 rest_of_handle_web, rest_of_handle_branch_prob,
3876 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
3877 rest_of_handle_jump_bypass, rest_of_handle_combine,
3878 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
3879 rest_of_handle_gcse, rest_of_handle_loop_optimize,
3880 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
3881 rest_of_handle_mode_switching, rest_of_handle_jump,
3882 rest_of_handle_eh, rest_of_handle_stack_adjustments,
3883 rest_of_handle_flow2, rest_of_handle_jump2,
3884 rest_of_handle_peephole2, rest_of_handle_postreload,
3885 rest_of_handle_shorten_branches, rest_of_clean_state,
3886 rest_of_compilation): Remove.
3888 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
3889 * passes.c (dump_flags, in_gimple_form, all_passes,
3890 all_ipa_passes, all_lowering_passes, register_one_dump_file,
3891 register_dump_files, next_pass_1, last_verified, execute_todo,
3892 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
3893 from tree-optimize.c.
3894 (init_optimization_passes): Moved from tree-optimize.c,
3895 adding the RTL optimizations.
3896 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
3897 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
3898 all_ipa_passes, all_lowering_passes, register_one_dump_file,
3899 register_dump_files, next_pass_1, last_verified, execute_todo,
3900 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
3901 init_tree_optimization_passes, ipa_passes): Delete.
3902 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
3904 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
3905 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
3907 (ipa_passes): Remove.
3908 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
3909 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
3910 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
3911 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
3912 (dump_info_p, dump_flag): Moved to tree-dump.h.
3914 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
3916 * passes.c (finish_optimization_passes): Use dump_begin
3917 and dump_end, TDI_end.
3918 (gate_rest_of_compilation): New.
3919 (pass_rest_of_compilation): Use it.
3920 (gate_postreload, pass_postreload): New.
3921 * toplev.c (general_init): Rename init_tree_optimization_passes.
3922 * toplev.h (init_tree_optimization_passes): Rename to
3923 init_optimizations_passes.
3924 * tree-dump.c (dump_flag): Make static.
3925 (dump_files): Remove RTL dumps.
3926 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
3927 pass_cleanup_cfg, pass_free_cfg_annotations,
3928 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
3929 pass_init_datastructures, pass_fixup_cfg): Make non-static.
3930 * tree-pretty-print.c: Include tree-pass.h.
3931 * cgraph.c: Include tree-dump.h.
3933 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
3935 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
3936 Only fall back to saying it points to readonly memory if
3939 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3941 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
3942 * config/m32r/m32r.c (m32r_compute_frame_size,
3943 m32r_expand_prologue): Take current_function_profile into
3944 account whenever we reference
3945 current_function_uses_pic_offset_table.
3946 (m32r_finalize_pic): Remove.
3947 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
3949 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
3951 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
3952 instead of $<. Don't remove ./as if it already exists.
3954 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3957 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
3958 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
3959 for complex modes when generating code for PA 1.0.
3960 (VALID_FP_MODE_P): New macro.
3961 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
3962 sets for all general and floating point modes. Align wide floating
3963 point modes to even register boundaries to comply with architectural
3965 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
3966 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
3967 (VALID_FP_MODE_P): New macro.
3968 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
3969 sets for all general and floating point modes. Align wide floating
3970 point modes to even register boundaries to comply with architectural
3973 2005-07-04 Diego Novillo <dnovillo@redhat.com>
3975 * tree-dump.c (dump_files): Initialize dump number for .cgraph
3978 2005-07-04 Diego Novillo <dnovillo@redhat.com>
3980 * tree-ssa-structalias.c: Don't include expr.h.
3982 2005-07-04 Diego Novillo <dnovillo@redhat.com>
3984 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
3987 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
3989 Fix PR tree-optimization/22279
3991 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
3994 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
3996 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
3998 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
4000 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
4001 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
4002 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
4003 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
4004 config/stormy16/stormy16.c, config/v850/v850.c,
4005 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
4006 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
4007 Avoid "." or "\n" at end of diagnostics and capital letters at
4008 start of diagnostics.
4009 * combine.c, cse.c: Don't translate dump file output.
4010 * toplev.c (print_version): Only translate output if going to
4013 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
4015 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
4016 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
4019 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4021 * pa.c (fix_range): Fix typo in comment.
4023 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
4025 * tree-vrp.c (extract_range_from_assert): Replace
4026 fold (build (...)) with fold_build2.
4028 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4030 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
4031 gcc_gfc_char_table, init_dynamic_gfc_info): New.
4032 (format_types_orig, handle_format_attribute): Add support for
4035 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
4037 * varasm.c (assemble_variable): Fix format specifier thinko.
4039 2005-07-03 Ira Rosen <irar@il.ibm.com>
4041 PR tree-optimization/22029 (and 22135)
4042 * tree-pretty-print.c (dump_generic_node): Check that the node is not
4043 a phi node before calling dump_vops.
4045 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
4047 * tree-dump.h (dump_string_field): Declare.
4048 * tree-dump.c: Use it instead of dump_string.
4049 (dump_string_field): Make non-static.
4051 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
4053 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
4054 up the minimal CFG stuff always when optimize > 0. Call
4055 split_all_insns_noflow in PIC case if needed.
4057 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
4058 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
4061 * c-decl.c (c_write_global_declarations): Dump contents of
4063 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
4064 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
4065 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
4066 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
4069 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
4071 * c-common.h (GCC_DIAG_STYLE): Define.
4072 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
4073 version for format checking to 4.1.
4074 * c-format.c: Include toplev.h after c-common.h.
4075 (enum format_type): Add gcc_tdiag_format_type.
4076 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
4077 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
4078 (format_types_orig): Add gcc_tdiag.
4079 (init_dynamic_diag_info): Support gcc_tdiag formats.
4080 (handle_format_attribute): Likewise.
4081 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
4082 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
4083 version for format checking to 4.1.
4084 (warning0, warning, error, pedwarn, sorry): Use
4086 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
4087 (finish_aliases_1): Do not use %qE.
4088 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
4089 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
4090 Correct format bugs.
4091 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
4092 parameter to unsigned HOST_WIDE_INT.
4093 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
4095 2005-07-02 David Edelsohn <edelsohn@gnu.org>
4098 * expr.c (write_complex_part): Use adjust_address for MEM.
4099 (read_complex_part): Same.
4101 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
4103 Fix PR tree-optimization/22280
4105 * tree-sra.c (generate_element_init): Remove useless loop.
4107 2005-07-02 Richard Henderson <rth@redhat.com>
4109 * config/alpha/alpha.c (alpha_legitimize_address): Check for
4111 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
4113 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
4116 * fold-const.c (fold_binary): Handle the return value of
4117 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
4118 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
4120 2005-07-02 Jeff Law <law@redhat.com>
4122 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
4123 a eliminate type conversion which feeds an equality comparison
4124 if the original type or either operand in the comparison is a
4127 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
4129 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
4130 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
4132 * config/avr/avr.c: Do not use '`' as left quote.
4133 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
4134 Remove "." from end of diagnostics. Make diagnostics start with
4137 2005-07-02 Zack Weinberg <zack@codesourcery.com>
4138 Joseph S. Myers <joseph@codesourcery.com>
4140 * toplev.c (default_tree_printer): Handle setting location with
4142 * c-objc.common.c (c_tree_printer): Likewise.
4143 * c-format.c (gcc_diag_flag_specs): Add '+'.
4144 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
4145 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
4147 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
4148 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
4149 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
4150 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
4151 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
4152 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
4153 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
4154 format arguments where %J is used without %D.
4156 2005-07-02 Jakub Jelinek <jakub@redhat.com>
4158 * gcc.c (LINK_SSP_SPEC): Define.
4159 (link_ssp_spec): New variable.
4160 (LINK_COMMAND_SPEC): Add %(link_ssp).
4161 (static_specs): Add link_ssp_spec.
4162 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
4163 * configure: Rebuilt.
4164 * config.in: Rebuilt.
4166 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
4167 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
4168 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
4169 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
4170 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
4171 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
4172 -0x7008(2) instead of reading __stack_chk_guard variable.
4173 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
4175 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
4176 (stack_protect_set, stack_protect_test): Use *_tls* patterns
4177 if TARGET_THREAD_SSP_OFFSET is defined.
4178 (stack_tls_protect_set_si, stack_tls_protect_set_di,
4179 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
4182 2005-06-27 Richard Henderson <rth@redhat.com>
4183 * libgcc-std.ver (GCC_4.1.0): New.
4184 * libgcc.h (__stack_chk_guard): Declare.
4185 (__stack_chk_fail, __stack_chk_fail_local): Declare.
4186 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
4187 * mklibgcc.in (lib2funcs): Add them.
4189 2005-07-01 Richard Henderson <rth@redhat.com>
4191 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
4192 void * before struct sigcontext *.
4193 (x86_fallback_frame_state): Likewise.
4195 2005-07-01 James E. Wilson <wilson@specifixinc.com>
4197 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
4199 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
4202 * tree-ssa-reassoc.c (should_transpose): Fix which operand
4203 we check for SSA_NAME for.
4205 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
4207 Fix PR tree-optimization/22071
4209 * tree-ssa-structalias.c (offset_overlaps_with_access): New
4211 (get_constraint_for_component_ref): Use it.
4213 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
4216 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
4217 print out the last new line.
4219 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
4221 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
4222 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
4223 * config/cris/cris.c (cris_conditional_register_usage): Adjust
4224 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
4225 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
4226 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
4227 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
4228 (enum reg_class): New member CC0_REGS.
4229 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
4230 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
4231 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
4232 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
4233 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
4234 Adjust for register now described.
4236 2005-07-01 Jakub Jelinek <jakub@redhat.com>
4239 * config/i386/i386.md (stack_protect_test_si,
4240 stack_protect_test_di): Add earlyclobber for scratch 3.
4241 * config/rs6000/rs6000.md (stack_protect_testsi,
4242 stack_protect_testdi): Add earlyclobber for scratch 3,
4243 remove earlyclobber from scratch 4.
4245 Older entries for 2005 can be found in ChangeLog-2005.
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