1 2005-09-10 Richard Henderson <rth@redhat.com>
4 * dbxout.c (dbxout_expand_expr): New.
5 (dbxout_symbol): Use it.
7 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
9 * arm.c (arm_gen_rotated_half_load): Delete.
10 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
11 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
12 (thumb_set_return_address): Likewise.
13 (thumb_load_double_from_address): Use adjust_address.
14 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
15 (extendhsisi2_mem, movhi_bytes): Use change_address.
16 (movhi): Use widen_memory_access.
17 (reload_out_df): Use replace_equiv_address.
18 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
20 2005-09-09 Richard Henderson <rth@redhat.com>
23 * dbxout.c: Include expr.h.
24 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
25 (dbxout_symbol): Handle DECL_VALUE_EXPR.
26 * Makefile.in (dbxout.o): Add EXPR_H.
28 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
30 PR tree-optimization/23509
31 * tree-cfg.c (replace_uses_by): Use replace_exp.
32 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
33 pointers have name_mem_tag or type_mem_tag set.
35 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
37 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
38 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
39 of wrongly accessing operands.
41 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
43 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
44 * tree-chrec.c: Include tree-scalar-evolution.h.
45 (chrec_convert): Instantiate the base and step before calling
46 scev_probably_wraps_p that would fail on parametric evolutions.
47 Collect all the fails into a single section failed_to_convert,
48 print a diagnostic, and return chrec_dont_know instead of calling
50 * tree-scalar-evolution.c (loop_closed_phi_def): New.
51 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
53 (scev_const_prop): Don't replace the definition of a loop closed ssa
54 phi node by itself, or by another loop closed ssa phi node.
55 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
56 that base and step are defined.
58 2005-09-09 Richard Guenther <rguenther@suse.de>
61 * fold-const.c (fold_ternary): Check truth_value_p before
62 calling invert_truthvalue.
64 2005-09-09 Nick Clifton <nickc@redhat.com>
66 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
67 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
68 dimension of these arrays.
69 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
71 * longlong.h: Only provide a prototype for the __clz_tab[] array
72 if this header has not been included from libgcc2.h.
73 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
75 Provide prototypes for exported functions.
76 Use the __clz_tab[] and __popcount_tab[] arrays provided by
79 2005-09-08 Josh Conner <jconner@apple.com>
83 * expr.c (expand_expr_addr_expr_1): Don't invoke
84 expand_simple_binop for EXPAND_INITIALIZER.
86 2005-09-08 Richard Henderson <rth@redhat.com>
89 * toplev.c (wrapup_global_declaration_1): Split out ...
90 (wrapup_global_declaration_2): ... from ...
91 (wrapup_global_declarations): ... here. Return bool.
92 (check_global_declaration_1): Split out ...
93 (check_global_declarations): from here.
94 (emit_debug_global_declarations): New.
95 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
96 check_global_declaration_1, emit_debug_global_declarations): Declare.
97 * c-decl.c (c_write_global_declarations_1): Don't create a vector
98 of decls. Call wrapup_global_declaration_1,
99 wrapup_global_declaration_2, check_global_declaration_1 directly.
100 (c_write_global_declarations_2): New.
102 (c_write_global_declarations): Call c_write_global_declarations_2.
103 * langhooks.c (write_global_declarations): Call
104 emit_debug_global_declarations.
106 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
107 remove decls that have DECL_RTL_SET_P.
108 * passes.c (rest_of_decl_compilation): Invoke
109 cgraph_varpool_finalize_decl for all but functions.
111 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
113 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
114 the result of a conversion if the new min and max cannot be compared.
116 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
118 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
119 (override_options): Setting s390_sr_alias_set removed.
120 (save_fpr, save_gprs): Set alias set to vararg or frame.
121 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
122 s390_sr_alias_set with get_frame_alias_set ().
123 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
124 get_varargs_alias_set ().
126 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
130 * c-parser.c (c_parser_objc_method_definition): If the next
131 token is not "{", error out and don't start the function.
133 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
135 * tree-vrp.c (extract_range_from_expr): Move the check for non
136 nullness after the check for gimple invariant.
138 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
140 * tree.c (host_integerp, tree_low_cst): Correct function comment.
142 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
145 * config/m32r.md (movmemsi_internal): Canonicalize order of
146 operands in PLUS component of template.
148 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
150 * reload1.c (fixup_eh_region_note): Remove assertion.
151 (fixup_abnormal_edges): Reverted removal of call to
152 find_many_sub_basic_blocks made on 2005-08-31.
154 2005-09-07 Richard Henderson <rth@redhat.com>
156 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
157 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
158 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
159 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
160 rearrange for better packing.
161 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
162 (lookup_cfa_1): Remove inline marker.
163 (cfa_equal_p): Split out of ...
164 (def_cfa_1): ... here. Use INVALID_REGNUM.
165 (build_cfa_loc): Handle !cfa->indirect.
166 (frame_pointer_cfa_offset): New.
167 (dbx_reg_number): Assert register elimination performed; do
168 leaf register remapping.
169 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
170 (eliminate_reg_to_offset): New.
171 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
172 for verifiably local stack frame addresses; re-base to CFA.
173 (mem_loc_descriptor): Remove can_use_fbreg argument.
174 (concat_loc_descriptor, loc_descriptor): Likewise.
175 (containing_function_has_frame_base): Remove.
176 (rtl_for_decl_location): Don't do register elimination or
177 leaf register remapping here.
178 (secname_for_decl): Split out from ..
179 (add_location_or_const_value_attribute): ... here.
180 (convert_cfa_to_loc_list): New.
181 (compute_frame_pointer_to_cfa_displacement): New.
182 (gen_subprogram_die): Use them.
183 * tree.h (frame_base_decl): Remove.
184 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
185 (prologue_stack_adjust): Remove.
186 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
187 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
188 (set_frame_base_location): Remove.
189 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
190 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
191 (vt_add_function_parameters): Don't eliminate_regs.
192 (vt_initialize): Don't create frame_base_decl.
194 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
196 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
197 version of GNU binutils for 4.x and later.
199 2005-09-06 Mark Mitchell <mark@codesourcery.com>
201 * ggc-page.c (ggc_push_context): Remove.
202 (ggc_pop_context): Likewise.
203 * ggc.h (ggc_push_context): Remove.
204 (ggc_pop_context): Likewise.
206 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
209 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
210 returning from an interrupt handler.
212 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
215 * config/arc/arc.c (output_shift): Add check for loop count when
218 2005-09-06 Steven Bosscher <stevenb@suse.de>
220 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
222 (abs_replacement): Likewise.
223 (pass_phiopt): Remove TODO_update_ssa.
225 2005-09-06 Jakub Jelinek <jakub@redhat.com>
228 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
229 if "return with no value, in function returning non-void" warning
231 * tree-cfg.c (execute_warn_function_return): Don't look at
232 RETURN_EXPRs with TREE_NO_WARNING set.
235 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
236 for internal functions doesn't use registers used by global registers
237 variables. Use fewer register parameters if there are global register
240 2005-09-06 Olivier Hainque <hainque@adacore.com>
241 Eric Botcazou <ebotcazou@adacore.com>
244 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
245 when we would be extracting outside its bit span (bitpos+bitsize
246 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
247 Ada unchecked conversions.
249 2005-09-06 Steven Bosscher <stevenb@suse.de>
251 * tree-ssa-pre.c (try_look_through_load): New function.
252 (compute_avail): Use it to try to look through loads for some
253 more useful expressions.
255 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
257 * simplify-rtx.c (simplify_binary_operation_1): Correct the
258 condition for detecting cases like (a&a) and (a^a).
260 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
262 * common.opt: Add option ftree-vect-loop-version.
263 * params.def: Add --param vect-max-version-checks.
264 * doc/invoke.texi: Document ftree-vect-loop-version and
265 --param vect-max-version-checks.
266 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
267 may_misalign_stmts and defines for accessors.
268 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
269 LOOP_VINFO_MAY_MISALIGN_STMTS.
270 (destroy_loop_vec_info): VEC_free for
271 LOOP_VINFO_MAY_MISALIGN_STMTS.
272 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
273 Update documentation.
274 (vect_update_misalignment_for_peel): New.
275 (vect_enhance_data_refs_alignment): Update to choose loop
276 peeling or loop versioning if appropriate for the (potentially)
277 unaligned data references in the loop.
278 (vect_analyze_data_refs_alignment): Remove call to
279 vect_enhance_data_refs_alignment so the checks can be done
281 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
282 and move up call to vect_analyze_data_refs_alignment.
283 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
284 (vect_transform_loop): Add call to loop_version.
286 2005-09-06 Jakub Jelinek <jakub@redhat.com>
288 PR rtl-optimization/23098
289 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
290 * simplify-rtx.c (constant_pool_reference_p): New function.
291 * rtl.h (constant_pool_reference_p): New prototype.
292 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
293 constant_pool_reference_p in condition and
294 avoid_constant_pool_reference in preparation statements.
296 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
298 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
299 STRICT_LOW_PART SETs.
301 2005-09-06 Alan Modra <amodra@bigpond.net.au>
304 * except.c (sjlj_emit_function_enter): Find the function begin
305 note even when it's not in first basic block.
307 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
309 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
310 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
311 * aclocal.m4: Regenerate.
313 2005-09-05 DJ Delorie <dj@redhat.com>
315 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
318 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
320 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
321 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
322 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
323 Follow spelling conventions.
324 * doc/invoke.texi: Follow spelling conventions.
326 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
328 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
329 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
330 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
332 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
335 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
336 (output_stack_adjust): Use gen_tmp_stack_mem.
337 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
338 (sh_set_return_address, sh_allocate_initial_value): Likewise.
339 (sh_get_pr_initial_val): Likewise.
340 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
341 (sh_initialize_trampoline): Likewise. Also use adjust_address.
342 * sh.md (divsi_inv_m0): Use gen_const_mem.
343 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
344 (movdf_i4+1): Use gen_tmp_stack_mem.
345 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
346 (fpu_switch+2): Likewise.
347 (movv4sf_i, movv16sf_i): Use adjust_address.
348 (symGOT_load): Set MEM_NOTRAP_P bit.
350 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
353 * pa.c (emit_move_sequence): Fix typo in last change.
355 2005-09-03 Jakub Jelinek <jakub@redhat.com>
357 PR rtl-optimization/23454
358 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
361 2005-09-03 Richard Henderson <rth@redhat.com>
362 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
365 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
368 2005-09-02 Nicolas Pitre <nico@cam.org>
370 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
371 to bit_count to 32 bits.
373 2005-08-31 Mark Mitchell <mark@codesourcery.com>
376 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
377 generating synthetic loads from volatile lvalues.
379 005-09-02 Nick Clifton <nickc@redhat.com>
381 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
382 __ctzhi2, __clzhi2): New functions.
384 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
387 * tree-nested.c (struct var_map_elt): Mark with GTY.
388 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
390 (lookup_field_for_decl): Allocate new element in GC memory.
391 (lookup_tramp_for_decl): Likewise.
392 (convert_nl_goto_reference): Likewise
393 (create_nesting_tree): Allocate info in GC memory. Likewise for
395 (free_nesting_tree): Free with ggc_free instead of free.
396 (root): New static variable.
397 (lower_nested_functions): Remove root as local variable. And zero out
398 root at the end of the function.
400 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
402 PR rtl-optimization/20365
403 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
404 to short. New member ix.
405 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
406 (simplify_plus_minus): Initialize ix members before calling qsort.
408 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
410 PR tree-optimization/23626
411 * tree-cfg.c (replace_uses_by): Clean up eh info.
413 2005-09-01 DJ Delorie <dj@redhat.com>
415 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
418 2005-09-01 David Edelsohn <edelsohn@gnu.org>
420 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
421 (rs6000_split_multireg_move): Use replace_equiv_address instead of
424 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
426 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
427 do not issue warning for a variable definition following
430 2005-09-01 Richard Henderson <rth@redhat.com>
433 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
434 conversion to CONST_VECTOR.
436 2005-09-01 Richard Henderson <rth@redhat.com>
439 * reload1.c (reload_as_needed): Check !CALL_P before calling
440 fixup_eh_region_note.
441 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
443 2005-09-01 DJ Delorie <dj@redhat.com>
445 * varasm.c (output_constant): Let the target resolve
446 conversions of addresses to non-default pointer sizes.
448 2005-09-01 Nicolas Pitre <nico@cam.org>
450 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
451 to alow matching ARM pre-indexed addressing mode.
452 (arm_override_options): Remove now irrelevant comment.
454 2005-09-01 Phil Edwards <phil@codesourcery.com>
456 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
457 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
458 * config/i386/vxworks.h: Likewise.
459 * config/i386/t-vxworksae: New file, for VxWorks AE.
460 * config/i386/vxworksae.h: Likewise.
462 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
464 PR tree-optimization/23410
465 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
466 sequence is not wrapping during the first step.
468 2005-09-01 Jakub Jelinek <jakub@redhat.com>
471 * dwarf2out.c (base_type_die): Compare char_type_node with
472 TYPE_MAIN_VARIANT (type), not type.
474 2005-09-01 Richard Guenther <rguenther@suse.de>
476 PR tree-optimization/15366
477 * common.opt: Add -finline-functions-called-once.
478 Put -fearly-inlining in alphabetically ordered place.
479 * doc/invoke.texi: Document new option.
480 * ipa-inline.c (cgraph_decide_inlining): Honour
481 flag_inline_functions_called_once.
483 2005-09-01 Jakub Jelinek <jakub@redhat.com>
485 PR rtl-optimization/23478
486 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
487 (alloc_qty): Initialize it.
488 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
489 (combine_regs): Combine also n_throwing_calls_crossed fields.
490 (find_free_reg): Don't attempt to caller-save pseudos crossing
491 calls that might throw.
492 * global.c (struct allocno): Add throwing_calls_crossed field.
493 (global_alloc): Revert 2005-08-22 change. Initialize
494 throwing_calls_crossed.
495 (find_reg): Don't attempt to caller-save pseudos crossing calls that
498 2005-09-01 Alan Modra <amodra@bigpond.net.au>
501 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
502 (mask64_operand): Reinstate code prior to 2005-06-11 change.
503 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
504 (and64_2_operand): Tweak to use predicate.
505 (and_operand): Adjust for mask_operand changes.
506 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
507 (print_operand): Likewise.
508 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
509 (mask64_1or2_operand): Delete.
510 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
511 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
512 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
513 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
514 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
515 (rotldi3_internal4): Likewise.
516 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
517 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
518 (ashldi3_internal7): Likewise.
519 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
520 (ashldi3_internal, ashldi3_internal9 split): Likewise.
521 (anddi3 split): Don't match mask64_operand.
522 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
523 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
524 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
525 't' splitter predicate.
526 (movdi_internal64 + 2): Revert 2005-06-11 change.
528 2005-08-31 DJ Delorie <dj@redhat.com>
530 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
531 (m32c_asm_integer): Add support for 32 bit pointers.
533 2005-08-31 Richard Henderson <rth@redhat.com>
535 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
536 component-like references for setting MEM_NOTRAP_P.
538 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
539 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
541 2005-08-31 Richard Henderson <rth@redhat.com>
543 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
544 into a pseudo before applying gen_lowpart.
546 2005-08-31 Geoffrey Keating <geoffk@apple.com>
548 * doc/install.texi (Specific): Update cctools version required
549 for full functionality.
550 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
551 linkers as -macosx_version_min.
553 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
556 * sh.c (print_operand, %R and %S): Add handling of floating point
557 registers, memory, constants and invalid operands.
559 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
561 * ipa-pure-const.c: Change dump name.
563 2005-08-31 Uros Bizjak <uros@kss-loka.si>
566 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
567 to "reg_or_0_operand".
568 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
570 2005-08-31 Dale Johannesen <dalej@apple.com>
572 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
573 loops that count down.
575 2005-08-31 Richard Henderson <rth@redhat.com>
578 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
579 (fixup_eh_region_note): New.
580 (reload_as_needed): Call it.
581 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
582 don't call find_many_sub_basic_blocks; call verify_flow_info.
583 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
584 (keep_stack_depressed): Likewise.
585 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
587 2005-08-31 Richard Henderson <rth@redhat.com>
589 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
592 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
594 * expr.c (expand_expr_real_1): Compare size of address
595 mode to target's address mode size in deciding expansion of
596 the constant address.
598 2005-08-31 Richard Guenther <rguenther@suse.de>
601 * expr.c (all_zeros_p): New function.
602 (expand_expr_real_1): Handle the case of an all-zero
603 non-addressable constructor separately.
605 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
607 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
608 arguments, adjust all callers.
609 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
611 2005-08-30 Richard Henderson <rth@redhat.com>
614 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
615 whenever the mode sizes match.
617 2005-08-31 Alan Modra <amodra@bigpond.net.au>
619 * calls.c (load_register_parameters): Fix comment typo.
620 * expr.c (emit_push_insn): Comment formatting.
622 2005-08-30 Ian Lance Taylor <ian@airs.com>
624 * config/i386/x-cygwin (host-cygwin): Change dependency from
625 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
627 2005-08-29 Geoffrey Keating <geoffk@apple.com>
629 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
632 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
635 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
638 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
641 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
642 beginning. Remove $(INCLUDES) from all the rules, if following
643 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
645 2005-08-29 Jakub Jelinek <jakub@redhat.com>
648 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
649 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
650 not constant, but maxlen is, don't set len to maxlen, rather
651 set maxlen to len if len is a constant.
653 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
655 PR tree-optimization/23475
656 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
659 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
661 Fix PR middle-end/22455
663 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
664 Checksum only the parts of the tree that exist for the tree code.
666 2005-08-28 Dale Johannesen <dalej@apple.com>
668 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
670 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
672 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
674 2005-08-28 Richard Henderson <rth@redhat.com>
676 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
677 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
680 2005-08-28 Jakub Jelinek <jakub@redhat.com>
683 * builtins.c (get_memory_rtx): Don't strip nops
684 in between COMPONENT_REFs.
686 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
689 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
691 (gimplify_modify_expr): Check for zero sized types and gimplify the
692 rhs and lhs as statements.
694 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
697 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
698 state for return address column of signal frames.
700 2005-08-27 David Edelsohn <edelsohn@gnu.org>
703 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
704 bytes >= 2 not bytes == 2.
705 (expand_block_move): Same.
707 2005-08-27 Richard Guenther <rguenther@suse.de>
710 * config/i386/sse.md (sse2_movsd): Add missing closing
713 2005-08-27 Paul Brook <paul@codesourcery.com>
715 * genrecog.c (enum decision_type): Add DT_num_insns.
716 (struct decision_test): Add u.num_insns.
717 (add_to_sequence): Add DT_num_insns test.
718 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
719 (write_cond, debug_decision_2): Ditto.
720 (change_state): Assume peep2_next_insn never fails.
721 Remove "afterward" argument.
722 (write afterward, write_tree): Update to match.
723 * recog.c (peep2_current_count): New variable.
724 (peep2_next_insn): Check it.
725 (peephole2_optimize): Set peep2_current_count.
726 * recog.h (peep2_current_count): Declare.
728 2005-08-26 Josh Conner <jconner@apple.com>
731 * ipa-pure-const.c (check_tree): Check for volatile-ness
732 when considering a dereference.
734 2005-08-27 Jakub Jelinek <jakub@redhat.com>
736 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
738 2005-08-26 Jakub Jelinek <jakub@redhat.com>
740 PR rtl-optimization/23561
741 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
742 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
743 at most LEN bytes long memory fits into the field.
744 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
745 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
746 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
748 2005-08-26 Richard Henderson <rth@redhat.com>
751 * loop.c (biased_biv_may_wrap_p): New.
752 (maybe_eliminate_biv_1): Use it to suppress non-equality
753 comparison transformations. Delete disabled code.
755 2005-08-26 Ian Lance Taylor <ian@airs.com>
757 * combine.c (make_extraction): Avoid reference outside object.
759 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
761 * stor-layout.c (finalize_type_size): Restore behaviour for
762 non-aggregate types to the status quo ante of the patch for
763 pr 23467. Document why it matters.
765 2005-08-26 Jakub Jelinek <jakub@redhat.com>
768 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
769 array by one element, initialize the BT_LAST element with NULL.
771 2005-08-26 David Edelsohn <edelsohn@gnu.org>
773 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
776 (compare_plus_eqsi): Same.
777 (plus_eqsi_compare): Same.
778 (neg_eq0<mode>): Same.
779 (neg_eq<mode>): Same.
781 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
784 2005-08-26 Nick Clifton <nickc@redhat.com>
786 * config/v850/v850.c (ep_memory_operand): Return FALSE if
787 TARGET_EP is not defined.
788 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
789 TARGET_EP is enabled.
790 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
791 * config/v850/v850.md (save_all_interrupt): Only use the EP
792 register if TARGET_EP is defined.
793 (restore_all_interrupt): Likewise.
794 * config/v850/lib1funcs.asm: Update functions so that the EP
795 register is only used if __EP__ is defined.
797 2005-08-26 David Ung <davidu@mips.com>
799 * config/mips/mips.c (mips_expand_prologue): Handle case when
800 generating for MIPS16 and the outgoing argument area is more than
801 SMALL_OPERAND. Use the frame pointer as temporary to generate the
804 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
806 * config/crx/crx.md: Make doloop_end pattern usage controllable
807 via mloop-nesting=<max-nesting> command line switch. Make sure
808 the combiner cannot use doloop_end_<mode> in an illegal way.
809 * config/crx/crx.c: Use regs up to r6 for argument passing.
810 Refine crx_address_cost (non cst4 displacements are expensive).
811 * config/crx/crx.opt: Add switch for mloop-nesting=.
813 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
815 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
816 (UNSPEC_MVST): New constant.
818 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
820 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
821 Reject operands containing eliminable registers.
822 * testsuite/gcc.dg/20050825-1.c: New testcase.
824 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
825 Jan Hubicka <jh@suse.cz>
827 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
829 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
831 PR tree-optimization/23546
832 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
835 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
837 * params.def (PARAM_MIN_SPEC_PROB): New.
838 * sched-rgn.c (MIN_PROBABILITY): Delete.
839 (compute_trg_info): Convert to PARAM_VALUE.
840 * doc/invoke.texi (param): Document min-spec-prob.
842 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
844 * config/darwin.h: define __PIC__
845 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
846 TARGET_OS_CPP_BUILTINS macro.
848 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
850 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
853 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
855 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
857 * cfghooks.c (duplicate_block): Added position where to place
858 new block as argument.
859 * cfghooks.h (duplicate_block): Declaration changed.
860 * cfglayout.c (copy_bbs): Add argument after. Pass it to
862 * cfglayout.h (copy_bbs): Declaration changed.
863 * cfgloop.h (loop_version): Declaration changed.
864 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
865 position to copy_bbs.
866 (loop_version): Pass position to duplicate_loop_to_header_edge.
867 Add place_after argument and position new blocks according to
869 * modulo-sched.c (sms_schedule): Pass place_after argument
871 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
872 * tree-cfg.c (split_edge_bb_loc): New function.
873 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
874 to determine position of new blocks.
875 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
877 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
878 argument to duplicate_block.
879 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
880 Pass position to copy_bbs.
882 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
884 * fold-const.c (ptr_difference_const): Use
885 cst_and_fits_in_hwi instead of host_integerp.
887 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
889 * config/darwin.c (gen_pic_offset): New.
890 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
893 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
895 PR tree-optimization/23486
896 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
898 2005-08-23 Phil Edwards <phil@codesourcery.com>
900 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
902 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
904 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
905 configuration files to override the default value.
907 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
908 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
909 * config/vx-common.h: New file, split out from...
910 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
911 * config/vxworksae.h: New file, for VxWorks AE.
912 * config/vxworks.opt: New file.
913 * config/vxlib.c: Update for VxWorks 6.
915 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
916 other MULTILIB_* variables appropriately.
917 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
918 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
919 * config/rs6000/vxworks.h: Update for VxWorks 6.
920 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
922 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
925 * config/darwin.c (machopic_select_section): Remove the hack to
926 mark "::operator new" and "::operator delete" for coalescing
927 even though they are not weak.
929 2005-08-24 Alan Modra <amodra@bigpond.net.au>
931 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
932 * configure: Regenerate.
934 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
937 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
939 * convert.c (convert_to_integer, convert_to_vector): Likewise.
940 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
943 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
945 * config/rs6000/predicates.md (equality_operator): New.
946 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
947 comparison with a large constant.
949 2005-08-23 Mark Mitchell <mark@codesourcery.com>
951 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
953 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
955 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
956 registers is even, and we have a hardware double precision fp,
958 (sh_gimplify_va_arg_expr): For floating point arguments, consider
959 size of current argument when checking if argument was passed in
962 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
965 * stor-layout.c (finalize_type_size): Dont override
966 existing alignment with a smaller alignment from the mode.
968 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
970 * lambda-code.c (lambda_vector_lexico_pos): Moved...
971 * lambda.h (lambda_vector_lexico_pos): ... here.
972 * tree-data-ref.c (build_classic_dist_vector): Return false when
973 the distance vector is lexicographically negative.
975 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
977 PR tree-optimization/23511
978 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
979 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
981 2005-08-23 Jakub Jelinek <jakub@redhat.com>
983 PR tree-optimization/22043
984 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
985 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
986 If ALLOW_FLEXARR, handle types ending with flexible array member.
987 Pass false as second argument to recursive count_type_elements calls.
988 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
989 argument to count_type_elements call.
990 * tree-sra.c (decide_block_copy): Likewise.
991 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
992 for a constant-sized object, set cleared as well. Pass true as
993 second argument to count_type_elements call.
995 2005-08-23 Alan Modra <amodra@bigpond.net.au>
998 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
999 from legitimate_small_data_p, and make global. Update use.
1000 Remove forward declaration.
1001 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
1003 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
1005 2005-08-23 David Edelsohn <edelsohn@gnu.org>
1007 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
1008 of scratch intermediates.
1009 (eq<mode>_compare): Same.
1010 (neg_eq0<mode>): New.
1011 (neg_eq<mode>): Convert to define_insn_and_split.
1013 2005-08-23 Alan Modra <amodra@bigpond.net.au>
1016 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
1017 stdarg functions, set/clear the fp marker even when no variable
1019 * config/rs6000/sysv4.opt (mprototype): Describe.
1021 2005-08-22 Jakub Jelinek <jakub@redhat.com>
1023 PR rtl-optimization/23478
1024 * regs.h (reg_info): Add throw_calls_crossed.
1025 (REG_N_THROWING_CALLS_CROSSED): Define.
1026 * flow.c (allocate_reg_life_data): Initialize
1027 REG_N_THROWING_CALLS_CROSSED.
1028 (propagate_one_insn, attempt_auto_inc): Update
1029 REG_N_THROWING_CALLS_CROSSED.
1030 * global.c (global_alloc): Don't allocate pseudos across
1031 calls that may throw.
1033 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
1036 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
1037 value is inbetween the range if we did not find an exact match.
1039 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
1041 * doc/invoke.texi (Option Summary): Add ms1 options.
1042 * doc/extend.texi: Document interrupt handler attribute for ms1.
1043 * doc/md.texi: Document ms1 constraints.
1044 * config.gcc: Add ms1-*-elf.
1045 * config/ms1/ms1.h: New.
1046 * config/ms1/ms1.c: New.
1047 * config/ms1/ms1.md: New.
1048 * config/ms1/ms1-protos.h: New.
1049 * config/ms1/ABI.txt: New.
1050 * config/ms1/crti.asm: New.
1051 * config/ms1/crtn.asm: New.
1052 * config/ms1/lib2extra-funcs.c: New.
1053 * config/ms1/t-ms1: New.
1054 * config/ms1/ms1.opt: New.
1056 2005-08-22 Ira Rosen <irar@il.ibm.com>
1058 * config/rs6000/altivec.md (xorv4sf3): New.
1059 (negv4sf2, neg<mode>2): Likewise.
1061 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
1064 * config/ia64/ia64.md (divsi3): Check divide by zero.
1065 (udivsi3): Likewise.
1067 (udivdi3): Likewise.
1069 2005-08-21 Jakub Jelinek <jakub@redhat.com>
1071 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
1072 up to elem_bitsize bits, not max_bitsize.
1074 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
1076 PR tree-optimization/23433
1077 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
1078 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
1080 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
1082 PR tree-optimization/23434
1083 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
1084 the iteration bound is not an INTEGER_CST.
1086 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
1088 * tree-vect-transform.c (get_initial_def_for_reduction): Set
1089 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
1090 NULL if need_epilog_adjust is false.
1091 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
1092 Case 3 always peels first itration, not just for PLUS case, and no need
1093 to use scalar_initial_def here. Create an epilog adjustment only if
1094 scalar_initial_def is not NULL.
1096 (vectorizable_reduction): Remove assert.
1098 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
1101 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
1102 (__moddi3): Likewise.
1103 (__udivdi3): Likewise.
1104 (__umoddi3): Likewise.
1105 (__divsi3): Likewise.
1106 (__modsi3): Likewise.
1107 (__udivsi3): Likewise.
1108 (__umodsi3): Likewise.
1110 2005-08-20 Jakub Jelinek <jakub@redhat.com>
1112 * tree-pass.h (TDF_GRAPH): Define.
1113 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
1114 * passes.c (finish_optimization_passes): Only call
1115 finish_graph_dump_file if TDF_GRAPH is set.
1116 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
1117 NULL. Set TDF_GRAPH bit.
1118 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
1120 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
1122 * arm.h (arm_stack_offsets): Add locals_base field.
1123 * arm.c (arm_get_frame_offsets): Compute it.
1124 (thumb_compute_initial_elimination offset): Make the Thumb frame
1125 pointer point to the base of the local variables.
1126 (thumb_expand_prologue): Update accordingly.
1127 (thumb_expand_epilogue): Likewise.
1129 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
1130 mode of clobbered scratch to DImode. Handle a case that's known to
1133 2005-08-19 David Edelsohn <edelsohn@gnu.org>
1135 * config/rs6000/rs6000.md (gt0<mode>): Delete.
1136 (gt0<mode>_compare): Delete.
1137 (neg_gt0<mode>): Delete.
1139 2005-08-19 Eric Christopher <echristo@apple.com>
1141 * optabs.h: Change CTI_ to COI_.
1144 2005-08-19 James E Wilson <wilson@specifix.com>
1146 * builtins.c (expand_builtin_return_addr): Set
1147 current_function_accesses_prior_frames when count != 0. Use
1148 frame_pointer_rtx when count == 0.
1149 * function.h (struct function): Add accesses_prior_frames field.
1150 (current_function_accesses_prior_frames): Define.
1151 * reload1.c (init_elim_table): Check
1152 current_function_accesses_prior_frames.
1153 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
1155 2005-08-19 Diego Novillo <dnovillo@redhat.com>
1157 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
1158 indicator. Return true if the flowgraph changed during
1161 2005-08-19 Diego Novillo <dnovillo@redhat.com>
1164 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
1165 conditional expression before testing its value.
1167 2005-08-19 Diego Novillo <dnovillo@redhat.com>
1169 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
1171 2005-08-19 Devang Patel <dpatel@apple.com>
1173 PR tree-optimization/23048
1174 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
1175 third parameter. Check whether latch is dominated by exit
1177 (if_convertible_loop_p): Supply exit block itself to
1178 if_convertible_bb_p.
1180 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
1183 * arm.md (arm_load_pic_register): Change argument to the mask of
1184 saved registers. Call thumb_find_work_register if we need a
1185 scratch register on Thumb.
1186 (arm_expand_prologue): Pass empty register set to
1187 arm_load_pic_register.
1188 (thumb_expand_prologue): Pass live_regs_mask directly to
1189 arm_load_pic_register.
1190 * arm-protos.h (arm_load_pic_register): Update prototype.
1192 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
1194 * sh.c (find_sole_member): New function.
1195 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
1196 if the record's alignment is larger than the size of its only member.
1198 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
1201 * arm.c (thumb_legitimize_reload_address): New function.
1202 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
1203 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
1205 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
1207 * config/crx/crx.c: Implement crx_decompose_address. Reject
1208 symbolic displacements since CRX register relative adressing
1209 mode can't handle unsigned 32-bit values as displacements.
1210 * config/crx/crx.h: Simplify definitions, remove redundant
1211 parenthesis and obsolete macros.
1212 * config/crx/crx.opt: Add new switch for debugging addresses.
1213 * config/crx/crx-protos.h: Add new declarations for above.
1215 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
1218 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
1221 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1223 * collect2.c (dup2): Delete.
1224 * configure.ac: Don't check for dup2.
1226 * config.in, configure: Regenerate.
1228 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
1230 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
1231 record with the type of its only member.
1233 2005-08-18 David Edelsohn <edelsohn@gnu.org>
1235 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
1236 define_insn_and_split.
1237 (plus_ltu<mode>_compare): Same.
1238 (gtu<mode>_compare): Same.
1239 (plus_gtu<mode>_compare): Same.
1241 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
1243 PR tree-optimization/22228
1244 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
1246 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
1247 are recorded in vect_vnames_to_rename for renaming.
1248 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
1249 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
1250 in vect_vnames_to_rename.
1251 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
1252 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
1254 2005-08-18 Jan Hubicka <jh@suse.cz>
1257 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
1258 info only for local statics, not for member variables.
1260 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1262 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
1264 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1266 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
1268 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
1271 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
1273 2005-08-17 James E Wilson <wilson@specifix.com>
1275 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
1278 2005-08-17 David Edelsohn <edelsohn@gnu.org>
1280 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
1281 (leu<mode>_compare): Same.
1282 (plus_leu<mode>): Same.
1283 (neg_leu<mode>): Same.
1284 (and_neg_leu<mode): Same.
1285 (ltu<mode>_compare): Same.
1286 (plus_ltu<mode>): Same.
1288 (geu<mode>_compare): Same.
1289 (plus_geu<mode>): Same.
1290 (neg_geu<mode>): Same.
1291 (and_neg_geu<mode>): Same.
1292 (plus_gt<mode>): Same.
1293 (gtu<mode>_compare): Same.
1294 (plus_gtu<mode>): Same.
1296 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
1298 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
1299 Move call_table_data to end. Delete spurious .text.
1300 (callt_save_all_interrupt): Fix comment typo.
1302 2005-08-17 James E Wilson <wilson@specifix.com>
1303 Kevin Winchester <winchester@amirix.com>
1306 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
1308 2005-08-17 Uros Bizjak <uros@kss-loka.si>
1311 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
1312 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
1314 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
1316 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
1317 record with the type of its only member if the modes don't match.
1319 * varasm.c (decode_reg_name): Skip empty additional register names.
1321 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
1323 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
1324 lsm_tmp_name_length): New.
1325 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
1326 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
1328 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1329 Andreas Krebbel <krebbel1@de.ibm.com>
1331 * config.gcc: Added z9-109 switch.
1332 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
1333 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
1334 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
1335 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
1336 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
1337 for "z9_109" cpu attribute.
1338 * config/s390/s390.c (z9_109_cost): New processor cost structure.
1339 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
1340 (s390_handle_arch_option): Added z9-109 switch.
1341 (override_options): Set respective cost function for z9-109.
1342 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
1343 (legitimate_reload_constant_p): Accept extended immediates.
1344 (print_operand): Three new output modifiers added: k, m and o.
1345 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
1346 (s390_output_mi_thunk): Use extended immediate when possible.
1347 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
1348 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
1349 (CONSTRAINT_LEN): Added length of O constraint.
1350 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
1351 * config/s390/s390.md ("cpu"): New value z9_109 added.
1352 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
1353 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
1354 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
1355 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
1356 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
1357 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
1358 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
1359 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
1360 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
1361 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
1362 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
1363 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
1364 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
1365 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
1366 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
1368 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
1369 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
1370 insns for TARGET_EXTIMM.
1372 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
1374 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
1376 2005-08-17 Nick Clifton <nickc@redhat.com>
1378 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
1379 Call default_encode_section_info.
1381 2005-08-17 Steven Bosscher <stevenb@suse.de>
1383 PR tree-optimization/21574
1384 * tree-ssa-ccp.c (likely_value): If the right hand side is a
1385 constant, return CONSTANT.
1386 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
1387 (ccp_fold, visit_assignment): Likewise.
1388 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
1390 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
1392 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
1393 fold_buildN instead of buildN then fold_initializer or fold.
1394 (build_unary_op): Likewise.
1395 (build_binary_op): Likewise.
1396 * fold-const.c (fold_initializer): Remove.
1397 (fold_build1_initializer): New function.
1398 (fold_build2_initializer): New function.
1399 (fold_build3_initializer): New function.
1400 * tree.h (fold_initializer): Remove.
1401 (fold_build1_initializer): New function.
1402 (fold_build2_initializer): New function.
1403 (fold_build3_initializer): New function.
1405 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
1407 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
1408 (try_move_mult_to_index): Call fold_build2 instead of build2.
1409 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
1410 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
1411 fold_binary_to_constant.
1412 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
1414 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
1415 check if A == gcd (A, B). Remove TYPE argument.
1416 (analyze_offset) Use fold_build2 instead of fold (build.
1417 (create_data_ref): Likewise.
1418 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
1419 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
1422 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
1424 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
1425 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
1427 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
1430 * gimplify.c (zero_sized_type): New function.
1431 (gimplify_modify_expr_rhs): If we have a zero sized type,
1432 replace the statement with an empty statement.
1434 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
1436 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
1439 2005-08-16 Ian Lance Taylor <ian@airs.com>
1441 * doc/tm.texi (Label Output): Correct typo.
1443 2005-08-16 Steven Bosscher <stevenb@suse.de>
1446 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
1447 force_operand will work later on using have_insn_for.
1449 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1451 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
1453 2005-08-16 Ian Lance Taylor <ian@airs.com>
1456 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
1457 vector type, don't try to construct it element by element. Add an
1458 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
1460 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1462 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
1464 2005-08-16 Geoffrey Keating <geoffk@apple.com>
1466 * doc/invoke.texi (Precompiled Headers): Document some more options
1467 which are known to be safe.
1469 2005-08-16 James E Wilson <wilson@specifix.com>
1471 PR tree-optimization/21105
1472 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
1473 TREE_OVERFLOW check.
1475 2005-08-16 David Edelsohn <edelsohn@gnu.org>
1477 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
1478 (neg_ltu<mode>): Same.
1480 (neg_gtu<mode>): Same.
1482 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1484 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
1485 (fold_builtin_isdigit): Use fold_buildN.
1486 (build_function_call_expr): Likewise.
1487 * c-typeck.c (c_finish_loop): Likewise.
1489 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
1490 Richard Shann <rshann@superh.com>
1492 PR middle-end/20396:
1493 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
1495 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
1497 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
1499 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
1502 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
1503 arm_compure_save_reg0_reg12_mask to determine when the PIC register
1506 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1509 * fold-const.c (build_range_check): Disable optimization for function
1510 pointer expressions on targets that require function pointer
1513 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
1515 * simplify-rtx.c (simplify_const_relational_operation): When
1516 extracting arguments of a COMPARE, recompute the mode as well.
1518 2005-08-15 Ian Lance Taylor <ian@airs.com>
1520 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
1522 2005-08-15 DJ Delorie <dj@redhat.com>
1524 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
1526 (movsi_splittable): Allow, but split, moves to the stack.
1527 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
1530 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1532 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
1533 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
1534 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
1536 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
1537 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
1538 Delete HOST_PTR_PRINTF.
1540 * configure, config.in: Regenerate.
1542 2005-08-15 David Edelsohn <edelsohn@gnu.org>
1544 * config/rs6000/rs6000.md (QHSI): New mode macro.
1545 (wd): Extend mode attr for QImode and HImode
1546 (dbits): New mode attr.
1547 (zero_extend<mode>di2): Convert to mode macro.
1549 2005-08-15 Steve Ellcey <sje@cup.hp.com>
1552 * doc/invoke.texi (-mgnu-ld): Update description.
1555 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
1558 * Makefile.in (tree-chrec.o): Depends on real.h.
1559 * tree-chrec.c: Include real.h.
1560 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
1561 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
1562 * tree-scalar-evolution.c (add_to_evolution_1,
1563 interpret_rhs_modify_expr): Ditto.
1565 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
1568 * tree-data-ref.c (estimate_niter_from_size_of_data): When
1569 step is negative compute the estimation from init downwards to zero.
1571 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
1573 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
1575 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
1577 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
1579 (legitimate_reload_constant_p): Fix handling of lliXX operands.
1580 Accept double-word constants that can be split.
1581 * config/s390/s390.md ("movti"): Use 'P' constraint.
1582 ("*movdi_31", "*movdf_31"): Likewise.
1584 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
1586 Fix PR tree-optimization/22615
1588 * tree-ssa-structalias.c (solution_set_add): Handle
1589 first_vi_for_offset returning NULL.
1590 (do_da_constraint): Ditto.
1591 (do_sd_constraint): Ditto.
1592 (do_ds_constraint): Ditto
1593 (find_func_aliases): Ditto.
1594 (build_constraint_graph): RHS is allowed be ANYTHING.
1595 (first_vi_for_offset): Return NULL if we couldn't find anything at
1598 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
1600 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
1601 over memory as first operand.
1603 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
1606 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
1607 available for setting it.
1609 2005-08-14 Ira Rosen <irar@il.ibm.com>
1611 PR tree-optimization/23320
1612 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
1613 data-refs' types instead of base object nullness. Add check for
1614 pointer type data-refs before first location comparison. Remove
1617 2005-08-14 Andreas Schwab <schwab@suse.de>
1619 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
1621 2005-08-13 James E Wilson <wilson@specifix.com>
1623 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
1624 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
1625 -fstack-protector-all, --param ssp-buffer-size): Document.
1626 (-Wvariadic-macros): Alphabetize.
1627 (-fsched-stalled-insns-dep): Add missing 'f'.
1629 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
1632 2005-08-13 David Edelsohn <edelsohn@gnu.org>
1634 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
1635 or indirect address operand.
1636 (EXTRA_ADDRESS_CONSTRAINT): New.
1637 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
1639 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
1641 PR tree-optimization/22236
1642 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
1643 successors and predecessors.
1644 * tree-chrec.c (chrec_convert): Before converting, check that
1645 sequences don't wrap.
1646 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
1647 (analyze_array): Extern.
1648 (find_data_references_in_loop): Remove call to
1649 compute_estimated_nb_iterations.
1650 * tree-data-ref.h (analyze_array): Declared.
1651 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
1652 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
1653 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
1654 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
1656 * tree-ssa-loop-ivcanon.c: Fix documentation.
1657 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
1658 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
1659 (infer_loop_bounds_from_undefined): New.
1660 (estimate_numbers_of_iterations_loop): Use
1661 infer_loop_bounds_from_undefined.
1662 (used_in_pointer_arithmetic_p): New.
1663 (scev_probably_wraps_p): Pass an extra parameter. Call
1664 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
1665 (convert_step): Fix documentation.
1666 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
1667 Use initial_condition_in_loop_num and evolution_part_in_loop_num
1668 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
1669 scev_probably_wraps_p.
1671 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
1673 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
1674 (s390_register_info): Ignore clobbered_regs information for fixed
1675 registers, and only fixed registers.
1676 (s390_init_frame_layout): Remove redundant call.
1678 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
1680 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
1681 description of -Wold-style-casts.
1683 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1684 Jakub Jelinek <jakub@redhat.com>
1686 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
1687 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
1688 * config/s390/s390.c (print_operand): New output modifier 'G' added.
1689 (get_thread_pointer): Renamed to s390_get_thread_pointer.
1690 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
1691 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
1692 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
1693 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
1694 ("stack_protect_set", "stack_protect_test"): New expanders.
1695 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
1696 "stack_protect_testdi"): New insn definitions.
1698 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1700 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
1702 2005-08-12 Paul Brook <paul@codesourcery.com>
1704 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
1706 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1708 * config/s390/predicates.md (setmem_operand): New predicate.
1709 (shift_count_operand): Accept ANDs with special constants as
1711 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
1712 with special constants.
1713 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
1714 shift_count_operand with setmem_operand.
1716 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1718 * config/s390/s390.c (s390_extract_part, s390_single_part):
1720 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
1721 (s390_output_mi_thunk): Don't use lg on 31 bit.
1722 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
1723 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
1725 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1727 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
1728 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
1729 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
1730 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
1731 with one of the new macros.
1733 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1735 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
1736 Don't set save_return_addr_p.
1737 (s390_register_info): Make clobbered_regs not depending on
1740 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
1742 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
1743 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
1745 2005-08-11 James E. Wilson <wilson@specifix.com>
1747 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
1749 2005-08-11 Jakub Jelinek <jakub@redhat.com>
1751 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
1752 locations gathered by var-tracking in single entry loc_list
1753 over loc_descriptor_from_tree.
1755 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
1756 pass it down to loc_descriptor.
1757 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
1758 (containing_function_has_frame_base): Move earlier in the file.
1759 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
1760 instead of always assuming fbreg can't be used.
1762 2005-08-11 David Edelsohn <edelsohn@gnu.org>
1764 * config/rs6000/altivec.md: Change constraint "m" to "Z".
1765 * config/rs6000/predicates.md (indexed_or_indirect_operand):
1766 Accept address wrapped in AND for Altivec.
1767 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
1768 Strip AND wrapping offset address for Altivec.
1770 2005-08-11 Richard Henderson <rth@redhat.com>
1773 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
1774 before using TYPE_IS_SIZETYPE.
1776 2005-08-11 Richard Henderson <rth@redhat.com>
1779 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
1780 insn types not present on ev4.
1781 (alphaev5_insn_pipe): Similarly.
1783 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
1786 * arm.c (arm_override_options): If the user has selected callee-super-
1787 interworking, then enable normal interworking.
1789 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1791 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
1794 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
1796 * doc/rtl.texi: Fix two typos.
1798 2005-08-11 Richard Guenther <rguenther@suse.de>
1801 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
1802 cases where we call to/from functions returning void.
1804 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
1807 * tree.c (build_pointer_type_for_mode): Robustify.
1809 2005-08-10 James E Wilson <wilson@specifix.com>
1811 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
1812 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
1814 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
1817 2005-08-10 Eric Christopher <echristo@apple.com>
1819 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
1820 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
1823 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
1826 * config/darwin.c (machopic_indirect_data_reference): Use a new register
1827 for the high part when generating dynamic-no-pic code.
1829 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
1831 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
1832 (x86_64-*-linux*): Likewise.
1834 * config/i386/crtfastmath.c: New file.
1835 * config/i386/t-crtfm: Likewise.
1837 * config/i386/linux.h (ENDFILE_SPEC): New.
1838 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
1840 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
1843 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
1845 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
1846 (vec_shl, vec_shr): Document new operations.
1847 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
1849 2005-08-10 David Edelsohn <edelsohn@gnu.org>
1851 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
1852 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
1853 change predicate to indexed_or_indirect_address.
1855 2005-08-10 Richard Sandiford <richard@codesourcery.com>
1857 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
1858 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
1859 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
1860 and __aeabi_uwrite8.
1861 * config/arm/unaligned-funcs.c: New file.
1862 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
1864 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
1866 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
1868 * cfglayout.c (pass_insn_locators_initialize): Add dump.
1869 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
1871 * except.c (pass_convert_to_eh_region_ranges): Add dump.
1872 * final.c (pass_shorten_branches): Add dump.
1873 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
1874 (pass_life): Rename dump.
1875 (rest_of_handle_flow2): Remove initial verify_flow_info.
1876 * function.c (pass_instantiate_virtual_regs): Add dump.
1877 * integrate.c (pass_initial_value_sets): Add dump.
1878 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
1879 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
1880 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
1881 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
1882 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
1883 gate_rtl_unrool_and_peel_loops): New.
1884 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
1885 rtl_doloop): Do not look at flags.
1886 * mode-switching.c (pass_mode_switching): Add dump.
1887 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
1888 pass_split_before_regstack): Add dump.
1889 * regmove.c (pass_stack_adjustments): Add dump.
1890 * tree-optimize.c (pass_fixup_cfg): Add dump.
1892 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1895 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
1896 deciding which instruction sequence to use.
1898 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
1900 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
1901 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
1903 2005-08-09 Richard Guenther <rguenther@suse.de>
1905 * c-common.c (builtin_function_2): Remove.
1906 (def_builtin_1): New function.
1907 (c_common_nodes_and_builtins): Use def_builtin_1 to
1908 build builtin functions.
1910 2005-08-09 Jie Zhang <jie.zhang@analog.com>
1912 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
1913 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
1914 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
1917 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
1919 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
1920 fold_binary instead of fold_build2 since we don't care about the
1922 (loop_niter_by_eval): Likewise.
1923 (compare_trees): Likewise.
1924 (proved_non_wrapping_p): Likewise.
1926 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
1930 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
1931 if the if is really empty.
1933 2005-08-09 Steven Bosscher <stevenb@suse.de>
1935 PR tree-optimization/23234
1936 * tree-ssa-math-opts.c (place_reciprocal): New enum.
1937 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
1938 argument of the new enum.
1939 (execute_cse_reciprocals): Add reciprocals for function arguments
1940 on the unique successor edge of the entry block. Update other calls
1941 to execute_cse_reciprocals_1.
1943 2005-08-08 Richard Henderson <rth@redhat.com>
1946 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
1948 2005-08-08 Bob Wilson <bob.wilson@acm.org>
1950 * expr.c (write_complex_part): Return after handling MEM.
1952 2005-08-08 Josh Conner <jconner@apple.com>
1954 PR rtl-optimization/23241
1955 * combine.c (simplify_comparison): Fix error in determining
1956 whether to lift a subreg from comparison.
1958 2005-08-08 David Edelsohn <edelsohn@gnu.org>
1961 * config/rs6000/altivec.md (vec_init<mode>): New.
1962 (vec_set<mode>): New.
1963 (vec_extract<mode>): New.
1964 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
1965 (rs6000_expand_vector_set): New.
1966 (rs6000_expand_vector_extract): New.
1967 (rs6000_legitimate_offset_address_p): Offset addresses are valid
1968 for Altivec modes before reload.
1969 (altivec_expand_vec_init_builtin): New.
1970 (get_element_number): New.
1971 (altivec_expand_vec_set_builtin): New.
1972 (altivec_expand_vec_ext_builtin): New.
1973 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
1975 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
1977 * config/rs6000/rs6000.h (rs6000_builtins): Add
1978 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
1979 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
1980 * config/rs6000/rs6000-protos.h: Declare new functions.
1982 2005-08-08 Jan Hubicka <jh@suse.cz>
1984 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
1985 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
1986 * i386.md (movdi*): Use pic_32bit_operand.
1987 * predicates.md (pic_32bit_operand): New.
1989 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
1992 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
1994 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
1996 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
1997 (test_for_singularity): Use fold_build2.
1999 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2001 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
2003 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
2005 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
2006 (COMMON_ASM_OP) Define.
2007 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
2008 (ix86_encode_section_info): Likewise.
2009 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
2010 SUBTARGET_ENCODE_SECTION_INFO.
2012 2005-08-06 Richard Henderson <rth@redhat.com>
2015 * tree-nested.c (convert_local_reference): Save and restore val_only
2016 around component_ref and friends. Clear walk_subtrees by default.
2018 2005-08-06 Peter O'Gorman <peter@pogma.com>
2021 * gcc.c (process_command): Check the argument to -b has a dash.
2022 * doc/invoke.texi: Update -b and -V docs.
2024 2005-08-06 James E Wilson <wilson@specifix.com>
2026 * config/mips/cross64.h, config/mips/t-cross64: Delete.
2028 2005-08-06 Michael Matz <matz@suse.de>
2030 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
2031 member only if only one insn is associated with the value.
2033 2005-08-06 Nick Clifton <nickc@redhat.com>
2035 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
2037 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
2038 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
2039 Check symbol flags instead of symbol name mangling.
2040 (xstormy16_asm_output_aligned_common): Likewise. Also
2041 simplify code since the bss100_section cass is the only case
2042 where the below100 code will be triggered.
2043 (xstormy16_encode_section_info): Encode below100 attribute
2044 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
2046 (xstormy16_strip_name_encoding): Delete - this function is no
2048 (TARGET_STRIP_NAME_ENCODING): Undefine.
2049 * config/stormy16/stormy16-protos.h: Delete prototype for
2050 xstormy16_strip_name_encoding.
2052 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
2054 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
2055 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
2056 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
2057 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
2058 config/alpha/predicates.md, config/arc/arc.h,
2059 config/arm/arm.h, config/arm/ieee754-df.S,
2060 config/arm/ieee754-sf.S, config/bfin/bfin.c,
2061 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
2062 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
2063 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
2064 config/m68hc11/m68hc11.h, config/mips/mips.c,
2065 config/mips/mips.h, config/mips/openbsd.h,
2066 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
2067 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
2068 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
2069 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
2070 config/sparc/linux.h, config/sparc/linux64.h,
2071 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
2072 doc/extend.texi, doc/gcov.texi, doc/install.texi,
2073 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
2074 typos. Follow spelling conventions.
2076 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
2079 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
2080 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
2081 specially. Check for side effects only for COND_EXPR.
2082 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
2083 return with TREE_NO_WARNING.
2085 2005-08-06 Richard Sandiford <richard@codesourcery.com>
2087 PR rtl-optimization/23233
2088 * loop.c (combine_movables): Require the modes to be the same.
2089 (move_movables): Remove handling of cases where the replacement
2090 had a different mode to the original.
2092 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
2094 PR tree-optimization/23128
2095 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
2096 subtraction wrap, and set TREE_OVERFLOW if they do.
2098 2005-08-05 Richard Henderson <rth@redhat.com>
2101 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
2102 FORCED_LABEL labels.
2104 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
2107 * reload.c (find_reloads_subreg_address): Pass down TYPE
2108 unchanged. Change all callers except find_reloads_toplev.
2110 2005-08-05 Michael Matz <matz@suse.de>
2112 * genattrtab.c (current_alternative_string): Remove.
2113 (SIMPLIFY_ALTERNATIVE): Ditto.
2114 (attr_alt_bit_p): Ditto.
2115 (alternative_name): Make const char *.
2116 (evaluate_eq_attr): Remove use of above things.
2117 (simplify_test_exp): Ditto.
2118 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
2119 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
2121 2005-08-04 James E Wilson <wilson@specifix.com>
2123 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
2124 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
2125 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
2126 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
2127 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
2129 2005-08-04 Richard Henderson <rth@redhat.com>
2132 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
2133 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
2134 * tree-sra.c (decide_block_copy): Use it. Disable element copy
2135 if we'd have to instantiate too many members.
2137 2005-08-04 Richard Henderson <rth@redhat.com>
2140 * tree-outof-ssa.c (coalesce_asm_operands): New.
2141 (coalesce_ssa_name): Use it. Split out ...
2142 (coalesce_phi_operands, coalesce_result_decls): ... these.
2144 2005-08-04 Paul Brook <paul@codesourcery.com>
2146 * read-rtl.c (read_quoted_string): Break if EOF.
2148 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
2150 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
2151 (fold_build2): Likewise.
2152 (fold_build3): Likewise.
2153 (fold_build1_stat): New function prototype.
2154 (fold_build2_stat): Likewise.
2155 (fold_build3_stat): Likewise.
2156 * fold-const.c (fold_build1): Rename to ..
2157 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
2158 through to build1_stat.
2159 (fold_build2): Rename to ..
2160 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
2161 through to build2_stat.
2162 (fold_build3): Rename to ..
2163 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
2164 through to build3_stat.
2166 2005-08-04 David Edelsohn <edelsohn@gnu.org>
2167 Ian Lance Taylor <ian@airs.com>
2169 * function.c (assign_stack_local_1): Do not correct stack slot
2170 address if allocation size is smaller than mode size.
2172 2005-08-04 Diego Novillo <dnovillo@redhat.com>
2175 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
2176 (tree_merge_blocks): Propagate anything allowed by
2178 Clarify documentation.
2179 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
2180 SSA form, schedule an update if necessary.
2182 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
2184 * doc/install.texi (Binaries): Remove broken link to
2185 Sinix/Reliant Unix binaries.
2187 2005-08-03 Richard Henderson <rth@redhat.com>
2190 * function.c (stack_protect_epilogue): Export.
2191 * tree.h (stack_protect_epilogue): Declare.
2192 * calls.c (expand_call): Call it.
2194 2005-08-03 Eric Christopher <echristo@apple.com>
2196 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
2197 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
2200 2005-08-04 Jan Hubicka <jh@suse.cz>
2202 * profile.c (branch_prob): Split edges with goto locus on them
2203 to get proper line counts.
2204 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
2206 2005-08-03 Paul Brook <paul@codesourcery.com>
2208 * function.c (assign_parms): Round current_function_args_size
2209 to PARM_BOUNDARY, not STACK_BOUNDARY.
2211 2005-08-03 Geoffrey Keating <geoffk@apple.com>
2213 * config/i386/i386.c (x86_elf_aligned_common)
2214 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
2216 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
2218 PR tree-optimization/23157
2219 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
2220 before emitting them.
2222 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2224 PR tree-optimization/19899
2225 * Makefile.in (tree-scalar-evolution.o): Add real.h.
2226 * tree-scalar-evolution.c: Include real.h.
2227 (add_to_evolution): Build constant -1 of correct type.
2229 2005-08-03 Jan Hubicka <jh@suse.cz>
2231 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
2232 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
2233 profile updating for complette unrolling.
2234 * loop-unroll.c (peel_loop_completely): Use it.
2235 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
2236 (tree_unroll_loops_completely): Disable code growing unrolling of cold
2239 2005-08-03 Paul Brook <paul@codesourcery.com>
2241 * combine.c (can_change_dest_mode): New function.
2242 (try_combine, simplify_set): Use it.
2244 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
2246 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
2249 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
2251 * doc/install.texi (Specific): Adjust link to openavr.org.
2252 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
2253 (Binaries): Adjust HP-UX Porting Center link.
2254 (Binaries): Adjust Free Software Foundation ordering link.
2256 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
2258 * convert.c (convert_to_integer): Use fold_build1 instead of
2259 build1 when converting an integer to an integer.
2261 2005-08-02 Richard Henderson <rth@redhat.com>
2263 * combine.c (combine_instructions): Don't use reg_equal/equiv
2264 results if the mode doesn't match.
2266 2005-08-02 Mark Mitchell <mark@codesourcery.com>
2268 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
2269 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
2271 2005-08-02 Richard Henderson <rth@redhat.com>
2274 * explow.c (memory_address): Remove special-case for
2275 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
2277 2005-08-02 Diego Novillo <dnovillo@redhat.com>
2280 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
2281 number of calls to cleanup_tree_cfg_1.
2283 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
2285 * doc/invoke.texi: document file extensions .F90 and .F95
2287 2005-08-02 Richard Guenther <rguenther@suse.de>
2289 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
2290 positive if its first argument is positive.
2292 2005-08-02 Richard Guenther <rguenther@suse.de>
2294 PR tree-optimization/23177
2295 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
2298 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
2300 PR tree-optimization/23129
2301 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
2302 varying for divisions with anti-ranges.
2304 2005-08-02 Jan Hubicka <jh@suse.cz>
2306 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
2307 * tree-ssa-threadupdate.c (thread_block): Add it here.
2309 2005-08-01 James E Wilson <wilson@specifix.com>
2311 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
2312 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
2313 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
2315 * config/mips/predicates.md (const_call_insn_operand): Add check for
2316 SYMBOL_REF_LONG_CALL_P.
2317 * doc/extend.texi (long_call): Document the new attribute.
2319 2005-08-01 Ian Lance Taylor <ian@airs.com>
2320 Richard Henderson <rth@redhat.com>
2322 * Makefile.in (RTL_BASE_H): Add real.h.
2323 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
2325 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
2327 * rtl.c (rtl_check_failed_code_mode): New.
2328 * rtl.h (struct rtx_def): Add u.rv.
2329 (XCMWINT, XCNMPRV): New.
2330 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
2331 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
2333 2005-08-01 Richard Henderson <rth@redhat.com>
2335 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
2336 with auto-inc codes.
2338 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
2340 2005-08-01 Jan Hubicka <jh@suse.cz>
2342 * i386-protos.h (asm_preferred_eh_data_format): Declare.
2343 * i386.c: Include dwarf2.h
2344 (asm_preferred_eh_data_format): New.
2345 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
2347 2005-08-01 Ian Lance Taylor <ian@airs.com>
2349 * config/host-linux.c (linux_gt_pch_get_address): Add new name
2350 randomize_va_space for virtual address randomization control.
2352 2005-08-01 Steven Bosscher <stevenb@suse.de>
2354 * common.opt (flag_ipa_cp): Put in right place to maintain
2357 2005-08-01 Jan Hubicka <jh@suse.cz>
2359 * profile.c (compute_value_histograms): Fix thinko.
2360 * value-prof.c: Include toplev.h
2361 (check_counter): New function.
2362 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
2363 tree_mod_subtract_transform): Add sanity check.
2365 2005-08-01 Richard Guenther <rguenther@suse.de>
2367 PR tree-optimization/23133
2368 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
2369 current functions parameter decls to find defs to cse
2372 2005-08-01 Richard Guenther <rguenther@suse.de>
2374 PR tree-optimization/23109
2375 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
2376 If trapping math is in effect, use post-dominator information
2377 to check if we'd in any case reach a trapping point before
2378 doing the reciprocal insertion.
2379 (execute_cse_reciprocals): Compute post-dominators, if necessary.
2380 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
2381 expressions are invariant only if trapping math is not in effect.
2383 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
2385 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
2386 cgraph_function_versioning): New declarations.
2387 * cgraphunit.c: Add include to ipa-prop.h.
2388 (update_call_expr, cgraph_copy_node_for_versioning,
2389 cgraph_function_versioning): New functions.
2390 * integrate.c (copy_decl_for_inlining): Remove.
2391 * ipa-prop.h (ipa_replace_map): New struct.
2392 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
2393 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
2394 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
2395 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
2396 ipcp_iterate_stage, ipcp_method_scale_print,
2397 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
2398 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
2399 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
2400 ipcp_update_bb_counts, ipcp_update_profiling,
2401 ipcp_update_edges_counts): New functions.
2402 (ipcp_method_cval_init): Remove restriction regarding local methods.
2403 (ipcp_init_stage): Add ipcp_method_compute_scale.
2404 (ipcp_insert_stage): Add versioning.
2405 (ipcp_structures_print): Add ipcp_method_scale_print.
2406 (ipcp_driver): Dump profiling info.
2407 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
2408 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
2409 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
2410 (struct inline_data): Add versioning_p, ipa_info, new fields.
2411 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
2412 declare_return_variable): Replace calls to copy_decl_for_inlining with
2414 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
2416 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
2417 Add argument VERSIONING.
2418 (copy_arguments_for_versioning, copy_static_chain,
2419 function_versionable_p, tree_versionable_function_p,
2420 tree_function_versioning, replace_ref_tree): New functions.
2421 * tree-inline.h: Include varray.h.
2422 (tree_versionable_function_p, tree_function_versioning,
2423 tree copy_decl_for_dup): New declarations.
2425 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
2427 * ipa-cp.c: New file. Contains IPCP specific functionality.
2428 * ipa-prop.h: New file. Contains structures/definitions that can be
2429 used by several interprocedural data flow optimizations (and also IPCP).
2430 * ipa-prop.c: New file.
2431 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
2432 * common.opt: Add ipa-cp flag.
2433 * timevar.def: Add IPCP optimization.
2434 * tree-optimize.c (init_tree_optimization_passes): Schedule
2436 * tree-pass.h (pass_ipa_cp): Declare.
2438 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
2440 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
2441 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
2442 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
2443 config/i386/i386.c, config/mips/mips.h,
2444 config/rs6000/rs6000.h, config/sh/sh.c,
2445 config/stormy16/stormy16.c: Fix comment typos.
2447 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
2450 * c-typeck.c (build_binary_op): Use common_type wrapper on
2452 (common_type): Update comment.
2454 2005-07-31 Steven Bosscher <stevenb@suse.de>
2457 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
2458 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
2459 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
2461 2005-07-31 Jan Hubicka <jh@suse.cz>
2463 * pretty-print.h (pp_widest_integer): New macro.
2464 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
2467 2005-07-31 Jan Hubicka <jh@suse.cz>
2469 * output.h (enum section_category): Export from varasm.c
2470 (categorize_decl_for_section): Likewise.
2471 * varasm.c (enum section_category): Kill.
2472 (categorize_decl_for_section): Make global.
2473 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
2475 * i386.c (ix86_section_threshold): New static variable.
2476 (ix86_in_large_data_p, ix86_encode_section_info,
2477 x86_64_elf_unique_section,
2478 x86_64_elf_select_section): New functions.
2479 (TARGET_ENCODE_SECTION_INFO): Define
2480 (override_options): Enable medium model for PIC.
2481 (ix86_expand_prologue): Expand gen_set_got_rex64.
2482 (legitimate_constant_p): Handle new UNSPECs.
2483 (legitimate_pic_address_disp_p): Likewise.
2484 (legitimize_pic_address): Lower MEDIUM model addressing.
2485 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
2486 (enum cmodel): Add MEDIUM_PIC.
2487 (SYMBOL_REF_FAR_ADDR_P): New macro.
2488 (SYMBOL_FLAG_FAR_ADDR): New flag.
2489 * i386.md (movdi): Support medium model.
2490 (set_got_rex64): New pattern.
2491 * i386.opt (mlarge-data-threshold): New flag.
2492 * predicates.md (zext_operand/sext_operand): Deal with medium model.
2493 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
2494 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
2495 TARGET_ASM_UNIQUE_SECTION): New.
2497 * invoke.texi (-mlarge_data_threshold): Document
2499 2005-07-31 Jan Hubicka <jh@suse.cz>
2501 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
2502 (coalesce_vars): Likewise.
2503 * tree-ssa-live.c (coalesce_cost): New.
2504 (build_tree_conflict_graph): Use coalesce_cost.
2505 * tree-ssa-live.h (coalesce_cost): Declare.
2507 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
2509 * arm.md (all peepholes for post-increment operations): Delete.
2510 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
2511 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
2512 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
2513 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
2514 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
2516 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
2518 * fold-const.c (tree_expr_nonnegative_p): Always return true for
2521 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
2524 * doc/invoke.texi: Document -rdynamic.
2526 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
2529 * c-parser.c (c_parser_parms_list_declarator): Call
2530 mark_forward_parm_decls.
2531 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
2532 decls with visibility structure.
2534 2005-07-30 Paul Brook <paul@codesourcery.com>
2536 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
2538 2005-07-30 Paul Brook <paul@codesourcery.com>
2540 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
2542 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
2544 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
2546 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2549 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
2550 nested function declarators.
2551 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
2552 (grokparms): Call warn_if_shadowing for parameters used within the
2554 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
2555 not used within the parameter list.
2556 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
2558 2005-07-30 Jan Hubicka <jh@suse.cz>
2560 * expr.c (expand_expr_real_1): Do not load mem targets into register.
2561 * i386.c (ix86_fixup_binary_operands): Likewise.
2562 (ix86_expand_unary_operator): Likewise.
2563 (ix86_expand_fp_absneg_operator): Likewise.
2564 * optabs.c (expand_vec_cond_expr): Validate dest.
2566 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2569 * real.c (real_from_string): Also set last bit if there is a
2570 nonzero hex digit beyond GCC's internal precision after ".".
2572 2005-07-29 David Edelsohn <edelsohn@gnu.org>
2574 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
2575 define_constants. Change duplicate values to unassigned numbers.
2576 Change UNSPEC_SUBS to UNSPEC_VSUBS.
2577 (*altivec_vspltsf): New.
2578 (altivec_vperm_v4sf): Delete.
2579 (altivec_vperm_<mode>): Use mode macro V.
2580 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
2581 (altivec_predicate_v4sf): Delete.
2582 (altivec_predicate_<mode>): Use mode macro V.
2583 (*altivec_lvesfx): New.
2584 (*altivec_stvesfx): New.
2585 (vec_realign_load_v4sf): Delete.
2586 (vec_realign_load_<mode>): Use mode macro V.
2587 * config/rs6000/rs6000.c (generate_set_vrsave): Use
2590 2005-07-29 Mark Mitchell <mark@codesourcery.com>
2593 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
2595 * configure: Regenerated.
2597 2005-07-29 Paul Brook <paul@codesourcery.com>
2599 * doc/install.texi: Add link to GFortran binaries wiki page.
2601 2005-07-29 David Ung <davidu@mips.com>
2603 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
2604 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
2605 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
2606 * config/mips/mips.md (cpu): Add 5kf name.
2607 (includes): Includes 5k.md.
2608 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
2609 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
2612 2005-07-29 Diego Novillo <dnovillo@redhat.com>
2615 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
2616 (cleanup_tree_cfg): ... here.
2617 Call cleanup_tree_cfg_1 until there are no more cleanups to
2620 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
2622 * tree-vrp.c (compare_range_with_value): Return true or false
2623 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
2624 EQ_EXPR respectively.
2626 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
2628 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
2631 2005-07-29 Diego Novillo <dnovillo@redhat.com>
2633 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
2634 (tree_ssa_dominator_optimize): Increment it.
2635 (dump_dominator_optimization_stats): Print it.
2637 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
2638 Steven Bosscher <stevenb@suse.de>
2640 PR rtl-optimization/23117
2641 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
2642 when head == tail. Tidy comment.
2644 2005-07-28 Richard Henderson <rth@redhat.com>
2646 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
2647 * cselib.c (rtx_equal_for_cselib_p): Likewise.
2648 * jump.c (rtx_renumbered_equal_p): Likewise.
2649 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
2650 CONST_INT and CONST_DOUBLE.
2651 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
2652 * reload.c (operands_match_p): Special case CONST_INT and
2653 CONST_DOUBLE; check mode earlier.
2655 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2658 * c-typeck.c (convert_for_assignment): Do not check
2659 DECL_IN_SYSTEM_HEADER on NULL fundecl.
2661 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2664 * c-typeck.c (composite_type): Prefer constant size arrays to
2667 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2670 * real.c (real_from_string): Set last bit if there is a nonzero
2671 hex digit beyond GCC's internal precision.
2673 2005-07-28 Richard Henderson <rth@redhat.com>
2676 * cfgcleanup.c (try_forward_edges): Watch out for end of
2679 2005-07-28 James E Wilson <wilson@specifixinc.com>
2682 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
2684 2005-07-28 Jan Hubicka <jh@suse.cz>
2686 * Makefile.in (rtl-profile.o): Kill all traces of it.
2687 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
2688 * coverage.h (rtl_coverage_counter_ref): Kill.
2689 * opts.c (flag_speculative_prefetching_set): Kill.
2690 (flag_loop_optimize_set): New.
2691 (common_handle_option): Disable loop optimizer when profiling;
2692 do not handle speculative prefetching.
2693 * passes.c (init_optimization_passes): Replace pass_profiling combo
2694 by branch_prob pass.
2695 * profile.c (compute_value_histograms): Update for simplified value
2697 (rtl_register_profile_hooks): Kill.
2698 (pass_profiling): Kill.
2699 (rest_of_handle_branch_prob): Do not profile.
2700 * toplev.c (process_options): Remove speculative prefetching.
2701 * toplev.h (flag_tree_based_profiling): Kill.
2702 * tree-profile.c (prepare_instrumented_value,
2703 tree_gen_interval_profiler, tree_gen_pow2_profiler,
2704 tree_gen_one_value_profiler, do_tree_profiling): Update for
2705 simplified datastructures.
2706 * value-prof.c: Add comment that speculative prefetching was dropped;
2707 update rest of file for simplified datastructures.
2708 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
2709 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
2710 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
2711 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
2712 rtl_mod_subtract, gen_speculative_prefetch,
2713 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
2714 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
2715 (gate_handle_value_profile_transformations,
2716 rest_of_handle_value_profile_transformations,
2717 pass_value_profile_transformations): Kill.
2718 * value-prof.h (histogram_value_t): Remove IL based unions.
2719 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
2720 rtl_profile_hooks): Remove hooks.
2722 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
2724 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
2725 (cgraph_clone_node): Likewise.
2726 * cgraph.h (cgraph_clone_edge): Update prototype.
2727 (cgraph_clone_node): Likewise.
2728 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
2730 (lookup_recursive_calls): Consider profile.
2731 (cgraph_decide_recursive_inlining): Fix updating; use new
2732 probability argument; use profile.
2733 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
2734 * tree-inline.c (copy_bb): Update clal of clone_edge.
2735 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
2737 * invoke.texi (min-inline-recursive-probability): Document.
2739 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
2741 * doc/install.texi (Configuration): Update Valgrind homepage.
2743 2005-07-28 Richard Henderson <rth@redhat.com>
2746 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
2747 labels we want to delete.
2748 (cfg_layout_merge_blocks): Likewise.
2750 2005-07-28 Richard Henderson <rth@redhat.com>
2753 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
2754 when expanding to nothing.
2756 2005-07-28 Josh Conner <jconner@apple.com>
2758 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
2759 (cgraph_decide_inlining_of_small_functions): Likewise.
2761 2005-07-28 Josh Conner <jconner@apple.com>
2763 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
2764 direction of badness if negative.
2765 (cgraph_default_inline_p): Add reason to parameters, and assign it
2767 (cgraph_decide_inlining_of_small_functions): New parameter in call
2768 to cgraph_default_inline_p.
2769 (cgraph_decide_inlining_incrementally): Likewise.
2770 * cgraphunit.c (decide_is_function_needed): Likewise.
2771 * cgraph.h (cgraph_default_inline_p): Likewise.
2773 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2775 * builtins.c: Fix comment typo(s).
2776 * genautomata.c: Likewise.
2777 * gimplify.c: Likewise.
2778 * tree-dfa.c: Likewise.
2779 * tree-flow-inline.h: Likewise.
2780 * tree-into-ssa.c: Likewise.
2781 * tree-ssa-alias.c: Likewise.
2782 * tree-ssa-ccp.c: Likewise.
2783 * tree-ssa-copy.c: Likewise.
2784 * tree-ssa-dce.c: Likewise.
2785 * tree-ssa-dom.c: Likewise.
2786 * tree-ssa-operands.c: Likewise.
2787 * tree-tailcall.c: Likewise.
2788 * tree-vectorizer.c: Likewise.
2789 * tree-vrp.c: Likewise.
2792 2005-07-28 Jeff Law <law@redhat.com>
2794 * tree-vrp.c (test_for_singularity): Extracted from ...
2795 (simplify_cond_using_ranges): Attempt to simplify a relational
2796 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
2798 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
2800 PR tree-optimization/22506
2801 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
2802 phis whose argument is constant.
2804 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
2806 PR rtl-optimization/18992
2807 Back out this patch:
2808 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2809 PR optimization/12142
2810 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
2811 uses of the register in the SET_SRC. Remove unnecessary argument.
2813 Replace it with this:
2814 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
2815 if flag_non_call_exceptions is set and the insn may trap, pass
2816 pc_rtx as dest for recursion.
2817 In SET_SRC part of SET case, if dest is already set, pass it down
2820 2005-07-28 Jan Hubicka <jh@suse.cz>
2822 * cfg.c (update_bb_profile_for_threading): Use RDIV.
2823 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
2824 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
2826 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
2827 profile when available.
2829 2005-07-28 Jan Beulich <jbeulich@novell.com>
2831 * config/ia64/ia64.c (ia64_load_pair_ok): New.
2832 (ia64_print_operand): Describe and handle 'X'.
2833 (ia64_register_move_cost): Also handle FP_REGS.
2834 (ia64_preferred_reload_class): Likewise.
2835 (ia64_secondary_reload_class): Likewise.
2836 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
2837 it. Also check for ITANIUM_CLASS_FLDP.
2838 * config/ia64/ia64.h (FP_REGNO_P): New.
2839 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
2840 (reg_class): Add FP_REGS.
2841 (REG_CLASS_NAMES): Adjust for it.
2842 (REG_CLASS_CONTENTS): Likewise.
2843 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
2844 (REG_CLASS_FROM_LETTER): Handle 'x'.
2845 (CLASS_MAX_NREGS): Handle FP_REGS.
2846 (MEMORY_MOVE_COST): Likewise.
2847 * config/ia64/ia64.md (itanium_class): Add fldp.
2848 (type): Handle fldp.
2849 (movti_internal): More allowable operand combinations. Use ldfp8 when
2850 splitting unnecessary. Remove predicable attribute. Adjust
2851 itanium_class attribute.
2852 (smuldi3_highpart): Remove outdated comment.
2853 (mulditi3, umulditi3, rotlti3): New expanders.
2854 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
2855 (absti2): Disabled new insn for future reference.
2856 Respective new splitters.
2857 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
2858 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
2859 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
2861 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
2863 PR rtl-optimization/23047
2864 * simplify-rtx.c (simplify_const_relational_operation): Respect
2865 flag_wrapv for comparisons with ABS.
2867 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
2869 PR tree-optimization/22493
2870 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
2871 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
2873 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
2875 * config/frv/frv.opt (moptimize-membar): New.
2877 * doc/invoke.texi: Document -moptimize-membar and its inverse.
2879 * config/frv/frv.h: Remove machine_function definition.
2881 * config/frv/frv.c (struct frv_io): New.
2882 (struct machine_function): Moved from frv.h. Add has_membar_p.
2883 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
2884 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
2885 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
2886 (frv_optimize_membar_global, frv_optimize_membar): New functions.
2887 (frv_reorg): Call frv_optimize_membar when appropriate.
2888 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
2889 (frv_expand_builtin): Adjust calls accordingly.
2890 (frv_io_address_cookie): New function.
2891 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
2892 load or store rather than a special insn. Add ccnstant address and
2893 io-type operands to the membar.
2894 (frv_ifcvt_modify_tests): Unsign regno.
2895 (frv_ifcvt_modify_tests): Same.
2897 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
2898 UNSPEC_OPTIONAL_MEMBAR constant.
2899 (builtin_read_<mode>): Delete.
2900 (builtin_write_<mode>): Delete.
2901 ("optional_membar_<mode>"): Add operand.
2903 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
2904 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
2905 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
2906 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
2907 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
2908 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
2909 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
2910 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
2911 * testsuite/gcc.target/frv/all-read-write-1.c: New.
2913 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
2915 * df.c (df_uses_record): Handle SCRATCH.
2917 2005-07-28 Steven Bosscher <stevenb@suse.de>
2920 * passes.c (rest_of_decl_compilation): If decl is a type and
2921 we have encountered errors, don't emit debug information.
2923 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
2925 * params.def: Fixed comment.
2927 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
2930 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
2931 (TARGET_ASM_UNALIGNED_HI_OP): Add.
2932 (TARGET_ASM_UNALIGNED_SI_OP): Add.
2934 2005-07-27 Steven Bosscher <stevenb@suse.de>
2937 * varasm.c (assemble_start_function): Don't do anything that may
2938 require a CFG if the current function is a thunk.
2940 2005-07-25 Geoffrey Keating <geoffk@apple.com>
2942 * doc/install.texi (Prerequisites): Mention that perl is needed
2943 to do export control in libstdc++ targetting Darwin.
2945 2005-07-27 Steven Bosscher <stevenb@suse.de>
2947 PR rtl-optimization/17808
2948 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
2949 (sched_insns_conditions_mutex_p): Split out from...
2950 (add_dependence): ...here. But don't call it from here.
2951 (add_dependence_list): Check sched_insns_conditions_mutex_p
2952 before calling add_dependence.
2953 (add_dependence_list_and_free): Likewise.
2954 (fixup_sched_groups): Likewise.
2955 (sched_analyze_1): Likewise.
2956 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
2957 (sched_analyze): Likewise.
2958 (sched_analyze_insn): Likewise.
2959 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
2960 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
2961 dependencies on all COND_EXEC insns to jumps ending basic blocks
2962 when doing intrablock scheduling.
2963 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
2965 2005-07-27 Jeff Law <law@redhat.com>
2967 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
2968 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
2969 equivalency sets, correctly handle the case were vr0 has an
2970 equivalency set, but vr1 does not.
2972 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
2974 PR tree-optimization/23073
2975 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
2976 vect_print_dump_info before fprintf.
2978 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
2980 PR tree-optimize/22348
2981 * tree-ssa-loop-niter.c (number_of_iterations_cond):
2982 Fold the partial computation.
2984 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
2986 PR tree-optimization/22325
2987 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
2989 * tree-scalar-evolution.c (scev_const_prop): Add generic final
2991 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
2992 (force_var_cost): ... this function.
2993 (compute_phi_arg_on_exit): Export.
2995 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
2997 PR tree-optimization/20773
2998 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
3001 2005-07-27 Richard Guenther <rguenther@suse.de>
3003 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
3004 Avoid pushing again if current struct contains only
3005 fields we decomposed.
3007 2005-07-27 Jan Hubicka <jh@suse.cz>
3009 PR tree-optimization/22574
3010 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
3013 * tree-tailcall.c (decrease_profile): New function.
3014 (eliminate_tail_call): Use it.
3016 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
3017 visibility flags correctly in whole program mode.
3019 2005-07-26 Steve Ellcey <sje@cup.hp.com>
3021 PR rtl-optimization/22472
3022 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
3024 2005-07-26 Steven Bosscher <stevenb@suse.de>
3026 PR tree-optimization/22504
3027 * tree-complex.c (expand_complex_addition): Use 'code' instead
3028 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
3030 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
3032 * config.gcc (cpu_type): Add frv case.
3033 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
3034 (supported_defaults): Add fr550 case.
3036 2005-07-26 Diego Novillo <dnovillo@redhat.com>
3039 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
3040 whether a pointer of type T * may point to objects of type T *.
3042 2005-07-26 DJ Delorie <dj@redhat.com>
3044 * configure: Regenerate.
3046 2005-07-26 Dale Johannesen <dalej@apple.com>
3048 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
3050 2005-07-26 Mark Mitchell <mark@codesourcery.com>
3052 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
3053 Clarify use of "build" in name.
3055 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
3057 * doc/extend.texi (Raw read/write Functions): New section.
3058 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
3059 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
3060 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
3061 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
3062 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
3063 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
3064 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
3065 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
3066 * config/frv/frv.c: Add bdesc_loads global.
3067 Add bdesc_stores global.
3068 (frv_init_builtins): Add support for __builtin_{read/write}*.
3069 (frv_volatile_memref): New.
3070 (frv_expand_load_builtin): New.
3071 (frv_expand_store_builtin): New.
3072 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
3073 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
3074 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
3075 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
3076 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
3077 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
3078 (builtin_read_<mode>): New.
3079 (builtin_write_<mode>): New.
3080 (builtin_write64): New.
3081 (optional_membar_<mode>): New.
3083 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
3085 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
3086 (rather than units) against HOST_BITS_PER_WIDE_INT.
3088 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
3090 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
3091 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
3092 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
3093 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
3096 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
3097 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
3098 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
3100 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
3102 2005-07-26 Richard Guenther <rguenther@suse.de>
3104 PR tree-optimization/22486
3105 * fold-const.c (fold_unary): Fold away useless component
3106 references of the form (T *)&T.x, if the address
3109 2005-07-25 James E Wilson <wilson@specifixinc.com>
3111 * dwarf2out.c (add_call_src_coords_attributes): New.
3112 (gen_inlined_subroutine_die): Call it.
3113 (maybe_emit_file, init_file_table): Add comments.
3114 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
3116 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
3117 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
3118 * tree.h (BLOCK_SOURCE_LOCATION): New.
3119 (struct tree_block): New field locus.
3121 2005-07-26 Andreas Schwab <schwab@suse.de>
3123 PR rtl-optimization/23043
3124 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
3125 when allocating a struct unoccr.
3127 2005-07-25 Richard Henderson <rth@redhat.com>
3130 * tree-complex.c (gate_no_optimization): True if errors.
3131 * Makefile.in (tree-complex.o): Update dependencies.
3133 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
3135 * config/frv/predicates.md (integer_register_operand): Use
3138 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
3141 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
3143 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
3145 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
3147 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
3148 types when flag_unsafe_math_optimizations is true.
3150 2005-07-25 Mark Mitchell <mark@codesourcery.com>
3152 * gcc.c (option_map): Add --sysroot.
3153 (process_command): Handle --sysroot.
3154 (display_help): Document it.
3155 * doc/cppopts.tex (-isysroot): Document.
3156 * doc/invoke.texi (--sysroot): Document.
3157 * doc/install.texi (--with-build-sysroot): Document.
3159 * Makefile.in (inhibit_libc): New variable.
3160 (INHIBIT_LIBC_CFLAGS): Likewise.
3161 (LIBGCC2_CFLAGS): Include
3162 $(INHIBIT_LIBC_CFLAGS).
3163 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
3164 ($(T)crtbegin.o): Do not use @inhibit_libc@.
3165 ($(T)crtend.o): Likewise.
3166 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
3167 ($(T)crtendS.o): Likewise.
3168 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
3169 ($(T)crtendT.o): Likewise.
3170 (stmp-fixinc): Do not complain about missing headers if
3172 * configure.ac (inhibit_libc): Set it to true/false.
3173 (--with-build-sysroot): New option. Use it to set
3175 * configure: Regenerated.
3177 2005-07-25 Manfred Hollstein <mh@suse.com>
3179 * calls.c (store_one_arg): Fix unsigned comparison warning.
3181 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
3184 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
3185 (ggc_print_statistics): Initialize variable before use.
3187 2005-07-25 Richard Guenther <rguenther@suse.de>
3189 * tree-dfa.c (mark_new_vars_to_rename): Protect against
3190 calling with a PHI_NODE argument.
3192 * tree-flow-inline.h (overlap_subvar): Protect against
3195 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
3197 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
3198 * configure: Regenerate.
3200 2005-07-25 Ira Rosen <irar@il.ibm.com>
3202 * expr.c (highest_pow2_factor): Make extern.
3203 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
3204 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
3205 record_array_differ_p, array_ptr_differ_p): Likewise.
3206 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
3207 additional cases. Call the above functions.
3208 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
3209 base_object_differ_p when there are two base objects. Otherwise, compare
3210 base address and offset. Call may_alias_p.
3211 (dump_data_reference): Use a correct field name.
3212 (analyze_array): Make static. Initialize new data-ref fields.
3213 (analyze_indirect_ref): New function.
3214 (init_data_ref): Initialize new data-ref fields.
3215 (strip_conversion): Moved from tree-vect-analyze.c.
3216 (analyze_offset_expr, get_ptr_offset, address_analysis,
3217 object_analysis): Likewise.
3218 (analyze_offset): New function.
3219 (create_data_ref): Likewise.
3220 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
3221 dimensions for ARRAY_REFs only.
3222 (build_classic_dist_vector): Make static.
3223 (access_functions_are_affine_or_constant_p): Call macro to get the
3224 address of access functions.
3225 (compute_all_dependences): Add new parameter
3226 compute_self_and_read_read_dependences. Compute self and read-read
3227 dependences if it is true.
3228 (find_data_references_in_loop): Call create_data_ref. Initialize new
3230 (compute_data_dependences_for_loop): Add new parameter
3231 compute_self_and_read_read_dependences. Remove parameter nb_loops,
3232 compute nb_loops. Call compute_all_dependences,
3233 build_classic_dist_vector and build_classic_dir_vector with correct
3235 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
3236 with correct parameters. Compare dimensions for ARRAY_REFs only.
3237 (free_data_refs): Call macro to free access functions.
3238 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
3239 fields from stmt_vinfo.
3240 (struct base_object_info): New structure.
3241 (struct data_reference): Move fields to base_object_info. Add fields
3242 first_location and object_info for above structures. Move fields from
3243 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
3244 aligned_to. Add macros to access the new fields.
3245 Update functions declarations.
3246 * tree-flow.h (is_aliased_with): Declare.
3247 * tree-loop-linear.c (linear_transform_loops): Call
3248 compute_data_dependences_for_loop with correct parameters.
3249 * tree-ssa-alias.c (is_aliased_with): New function.
3250 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
3251 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
3252 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
3253 vect_base_addr_differ_p, compute_subscript_distance and
3254 build_classic_dist_vector. Add printings. Check absolute value of
3256 (vect_analyze_data_ref_dependences): Go through ddrs instead of
3258 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
3259 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
3260 to bytes. Add printing.
3261 (vect_compute_data_refs_alignment): Go through loads and stores in one
3263 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
3264 vect_analyze_data_ref_access): Likewise.
3265 (vect_analyze_pointer_ref_access): Remove.
3266 (vect_address_analysis, vect_object_analysis): Likewise.
3267 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
3268 and analyze data-refs in the loop.
3269 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
3270 fields of data-ref instead of stmt. Add init to the offset from the
3272 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
3273 (vect_update_init_of_dr): Likewise.
3274 (vect_update_inits_of_drs): Go through loads and stores in one loop.
3275 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
3277 (new_loop_vec_info): Initialize new fields.
3278 (destroy_loop_vec_info): Free new fields.
3279 (vect_strip_conversion): Remove.
3280 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
3281 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
3282 datarefs. Add new field ddrs.
3283 Add macros for the new fields access.
3284 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
3285 base_aligned_p, misalignment, memtag, ptr_info and subvars.
3286 Remove their macros.
3287 * tree.h (highest_pow2_factor): Declare.
3289 2005-07-25 Jakub Jelinek <jakub@redhat.com>
3291 * calls.c (store_one_arg): Check for sibling call MEM arguments
3292 from already clobbered incoming argument area.
3294 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3296 * c-common.c (check_missing_format_attribute): New.
3297 * c-common.h (check_missing_format_attribute): Likewise.
3298 * c-typeck.c (convert_for_assignment): Use it.
3300 2005-07-24 Andreas Schwab <schwab@suse.de>
3302 * config/m68k/m68k.md ("extendqidi2"): When source is an address
3303 register use a word move. Correct operand of ext.w in 68000 code.
3305 2005-07-23 Mark Mitchell <mark@codesourcery.com>
3307 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
3308 variables as declarations, rather than definitions.
3310 2005-07-24 Ira Rosen <irar@il.ibm.com>
3312 PR tree-optimization/22526
3313 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
3316 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3318 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
3319 that C99 reserve for future use. Use it to define clog10,
3320 clog10f and clog10l.
3322 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3324 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
3325 * configure.ac: Check for -Wmissing-format-attribute.
3327 * configure: Regenerate.
3329 2005-07-23 Richard Henderson <rth@redhat.com>
3331 PR tree-optimization/22623
3332 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
3334 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
3337 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
3339 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3341 * Makefile.in (C_TREE_H): Update dependencies.
3342 * c-tree.h: Include toplev.h.
3343 * diagnostic.h (diagnostic_set_info): Add format attribute.
3344 * rtl-error.c (diagnostic_for_asm): Likewise.
3346 2005-07-23 Chao-ying Fu <fu@mips.com>
3348 * config/mips/mips-dsp.md: New file.
3349 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
3350 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
3352 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
3353 MIPS_BUILTIN_BPOSGE32.
3354 (mips_expand_builtin_direct): Add one parameter to indicate that
3355 builtin functions need to return a value.
3356 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
3358 (mips_regno_to_class): Add classes for 12 new DSP registers.
3359 (mips_subword): Change to check four HI registers.
3360 (mips_output_move): Output move to and from 6 new DSP accumulators.
3361 (override_options): Make sure -mdsp and -mips16 are not used together.
3362 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
3364 (mips_conditional_register_usage): Disable 6 new DSP accumulators
3366 (print_operand): Add 'q' for printing DSP accumulators.
3367 (mips_cannot_change_mode_class): Check ACC_REGS.
3368 (mips_secondary_reload_class): Check ACC_REGS.
3369 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
3370 (mips_register_move_cost): Check ACC_REGS.
3371 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
3372 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
3373 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
3374 (dsp_bdesc): New array.
3375 (bdesc_arrays): Add DSP builtin function table.
3376 (mips_prepare_builtin_arg): Check predicate again after
3378 (mips_expand_builtin): Add one more parameter to
3379 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
3380 MIPS_BUILTIN_BPOSGE32.
3381 (mips_init_builtins): Initialize new function types.
3382 (mips_expand_builtin_direct): Check if builtin functions need to
3383 return a value and pass operands properly.
3384 (mips_expand_builtin_bposge): New function.
3385 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
3386 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
3387 (FIRST_PSEUDO_REGISTER): Increase to 188.
3388 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
3389 Update for 12 new DSP registers.
3390 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
3391 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
3392 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
3393 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
3394 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
3395 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
3396 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
3397 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
3398 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
3399 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
3400 (REGISTER_NAMES): Add names for 12 new DSP registers.
3401 * config/mips/mips.md: Include mips-dsp.md.
3402 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
3403 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
3404 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
3405 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
3406 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
3407 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
3408 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
3409 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
3410 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
3411 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
3412 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
3413 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
3414 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
3415 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
3416 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
3417 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
3418 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
3419 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
3420 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
3421 (UNSPEC_RDDSP): New constants.
3422 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
3423 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
3425 * config/mips/mips.opt (-mdsp): New option.
3426 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
3427 (reg_imm10_operand): New predicates.
3428 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
3429 * doc/invoke.texi (-mdsp): Document new option.
3431 2005-07-22 DJ Delorie <dj@redhat.com>
3433 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
3435 * tree-inline.c (inlinable_function_p): Likewise.
3437 2005-07-22 Mark Mitchell <mark@codesourcery.com>
3440 * toplev.c (check_global_declarations): Do not mark undefined
3441 variables as DECL_IGNORED_P.
3442 * varasm.c (first_global_object_name): GTY it.
3443 (weak_global_object_name): Likewise.
3444 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
3445 a string to go into {weak,first}_global_object_name.
3447 2005-07-22 DJ Delorie <dj@redhat.com>
3449 * c-format.c (check_function_format): Change warning control
3450 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
3452 2005-07-22 Diego Novillo <dnovillo@redhat.com>
3454 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
3455 &PTR->FLD a dereference of PTR.
3456 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
3457 a potential dereference of PTR.
3459 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
3461 PR rtl-optimization/20370
3462 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
3463 call allocate_reg_info if necessary.
3465 PR rtl-optimization/21848
3466 * calls.c (emit_library_call_value_1): For const functions, add
3467 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
3469 PR rtl-optimization/22445
3470 * cselib.c (target.h): Include.
3471 (rtx_equal_for_cselib_p): Allow commutative matches.
3472 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
3473 Remove MODE parameter. Changed all callers.
3475 PR rtl-optimization/22258
3476 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
3478 (try_combine): Use likely_spilled_retval_p.
3480 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
3482 * config.gcc: Add crx-elf support.
3484 * doc/contrib.texi: Mention crx.
3485 * doc/extend.texi: Document crx extensions.
3486 * doc/install.texi: Document crx install.
3487 * doc/invoke.texi: Document crx options.
3488 * doc/md.texi: Document crx constraints.
3490 * config/crx/crx-protos.h: New file.
3491 * config/crx/crx.c: New file.
3492 * config/crx/crx.h: New file.
3493 * config/crx/crx.md: New file.
3494 * config/crx/crx.opt: New file.
3495 * config/crx/t-crx: New file.
3497 2005-07-22 Manfred Hollstein <mh@suse.com>
3499 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
3501 (int_add_graph_edge): Likewise.
3502 (collapse_nodes): Likewise.
3503 (process_unification_queue): Likewise.
3505 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3506 Laurent GUERBY <laurent@guerby.net>
3508 PR tree-optimization/22336
3509 * function.c (record_block_change): Check for
3510 cfun->ib_boundaries_block.
3512 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
3514 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
3515 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
3517 2005-07-21 DJ Delorie <dj@redhat.com>
3519 * toplev.c (warn_deprecated_use): Add warning control to warning
3521 * c-typeck.c (parser_build_binary_op): Likewise.
3522 (c_finish_if_stmt): Likewise.
3523 * c-common.c (check_function_sentinel): Likewise.
3524 (check_nonnull_arg): Likewise.
3526 2005-07-21 Richard Henderson <rth@redhat.com>
3529 * tree-complex.c (complex_ssa_name_components): New.
3530 (cvc_lookup): Allow entry not found.
3531 (create_components): Remove.
3532 (create_one_component_var, get_component_var): New.
3533 (get_component_ssa_name, set_component_ssa_name): New.
3534 (extract_component): Use get_component_ssa_name.
3535 (update_complex_components): Use set_component_ssa_name.
3536 (update_complex_components_on_edge): Likewise.
3537 (update_phi_components): Create new PHI nodes directly, instead
3538 of adding insns to edges.
3539 (tree_lower_complex): Allocate and free complex_variable_components
3540 and complex_ssa_name_components here.
3542 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
3544 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
3545 revert to returning false.
3547 2005-07-21 Uros Bizjak <uros@kss-loka.si>
3550 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
3552 2005-07-21 Uros Bizjak <uros@kss-loka.si>
3555 * config/i386/i386.md (cmpxf): Change operand constraints
3556 to "nonmemory_operand".
3558 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
3560 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
3562 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
3565 * fold-const.c (fold_build1): Add checksum for the operands.
3566 (fold_build2): Likewise.
3567 (fold_build3): Likewise.
3569 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
3572 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
3574 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
3576 * common.opt (-fforward-propagate): Committed by mistake,
3579 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3581 * reg-stack.c: Fix comment typo(s).
3582 * tree-ssa-operands.c: Likewise.
3583 * tree-vectorizer: Likewise.
3585 2005-07-21 Nick Clifton <nickc@redhat.com>
3587 * config/sh/symbian.c: Replace C++ style line comments with C
3588 style line comments.
3589 (symbian_add_attribute): Do not use a ? operator on the LHS of
3591 (sh_symbian_handle_dll_attribute): Change the type of the
3592 method vector to "VEC(tree,gc)*" and use vector accessor
3593 macros to walk over the elements.
3594 (symbian_export_vtable_and_rtti_p): Likewise.
3595 (symbian_class_needs_attribute_p): Likewise.
3597 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
3600 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
3601 initialize targetm.resolve_overloaded_builtin here.
3602 (altivec_expand_overloaded_builtin): Make it non-static.
3603 * config/rs6000/rs6000-protos.h
3604 (altivec_expand_overloaded_builtin): New prototype.
3605 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
3606 targetm.resolve_overloaded_builtin here.
3607 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
3609 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
3610 Zdenek Dvorak <dvorakz@suse.cz>
3612 PR tree-optimization/19210
3613 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
3615 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
3616 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
3617 rely on unproven assumptions.
3618 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
3619 * tree-flow.h (number_of_iterations_exit): Add final parameter.
3620 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
3621 to number_of_iterations_exit.
3622 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
3623 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
3624 * tree-ssa-loop-niter.c (find_loop_niter,
3625 estimate_numbers_of_iterations_loop): Likewise.
3626 (number_of_iterations_exit): Honor the new options.
3627 * doc/invoke.texi (Wunsafe-loop-optimizations,
3628 funsafe-loop-optimizations): Document them.
3630 2005-07-21 Richard Sandiford <richard@codesourcery.com>
3632 PR rtl-optimization/22167
3633 * gcse.c (hoist_code): Fix hoist_exprs[] check.
3635 2005-07-20 Adam Nemet <anemet@lnxw.com>
3637 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
3638 __do_global_dtors_aux longcall.
3640 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
3642 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
3643 (old_special_pred_table): Don't reference
3644 SPECIAL_MODE_PREDICATES.
3645 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
3646 * config/arc/arc.h: Don't mention PREDICATE_CODES.
3647 * config/sh/predicates.h: Don't mention
3648 SPECIAL_MODE_PREDICATES.
3649 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
3652 2005-07-20 DJ Delorie <dj@redhat.com>
3654 * config.gcc: Add m32c-elf support.
3656 * doc/contrib.texi: Mention m32c.
3657 * doc/extend.texi: Document m32c extensions.
3658 * doc/install.texi: Mention m32c.
3659 * doc/invoke.texi: Document m32c options.
3660 * doc/md.texi: Document m32c constraints.
3662 * config/m32c/addsub.md: New file.
3663 * config/m32c/bitops.md: New file.
3664 * config/m32c/cond.md: New file.
3665 * config/m32c/jump.md: New file.
3666 * config/m32c/m32c-lib1.S: New file.
3667 * config/m32c/m32c-lib2.c: New file.
3668 * config/m32c/m32c-modes.def: New file.
3669 * config/m32c/m32c-pragma.c: New file.
3670 * config/m32c/m32c-protos.h: New file.
3671 * config/m32c/m32c.abi: New file.
3672 * config/m32c/m32c.c: New file.
3673 * config/m32c/m32c.h: New file.
3674 * config/m32c/m32c.md: New file.
3675 * config/m32c/m32c.opt: New file.
3676 * config/m32c/minmax.md: New file.
3677 * config/m32c/mov.md: New file.
3678 * config/m32c/muldiv.md: New file.
3679 * config/m32c/predicates.md: New file.
3680 * config/m32c/prologue.md: New file.
3681 * config/m32c/shift.md: New file.
3682 * config/m32c/t-m32c: New file.
3684 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
3686 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
3687 (stack_protect_set, stack_protect_test): New expanders.
3688 (stack_protect_set_si, stack_protect_set_si_media,
3689 stack_protect_set_di_media, stack_protect_test_si,
3690 stack_protect_test_si_media, stack_protect_test_di_media):
3693 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
3695 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
3697 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
3699 * tree.h (tree_expr_nonzero_p): Export.
3700 * fold-const.c (tree_expr_nonzero_p): Likewise.
3701 Return true for CALL_EXPRs that are alloca calls.
3702 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
3704 * tree-flow.h (expr_computes_nonzero): Remove.
3705 * tree-vrp.c (expr_computes_nonzero): Remove.
3706 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
3707 (extract_range_from_unary_expr): Likewise.
3708 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
3709 tree_expr_nonzero_p.
3711 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
3713 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
3714 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
3715 extra arg "picreg" and use it instead of pic_offset_table_rtx.
3716 All callers changed.
3717 (frame_related_constant_load): New arg "related" which controls
3718 setting of RTX_FRAME_RELATED_P. All callers changed.
3719 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
3720 (bfin_expand_prologue): Add stack limit checking.
3721 * config/bfin/bfin.md (trapifcc): New pattern.
3723 * config/bfin/bfin.c: Include "langhooks.h".
3724 (def_builtin): Go through lang_hooks to call builtin_function.
3726 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
3727 * config/bfin/predicates.md (symbol_ref_operand): New.
3728 (call_insn_operand): Delete. All callers changed to use
3729 register_no_elim_operand.
3730 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
3732 (function_arg): Use it to generate the call's operand 2.
3733 (bfin_longcall_p): New function.
3734 (bfin_expand_call): Extra arg "cookie". All callers and declaration
3735 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
3736 determine if the address needs to be in a REG.
3737 (bfin_handle_longcall_attribute): New function.
3738 (bfin_attribute_table): Add "longcall" and "shortcall".
3739 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
3740 (CUMULATIVE_ARGS): New member call_cookie.
3741 (PREDICATE_CODES): Add symbol_ref_operand.
3742 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
3743 extra USE to the pattern.
3744 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
3745 New patterns, split off call_insn, sibcall_insn, call_value_insn and
3746 sibcall_value_insn; now the new patterns handle direct calls and the
3747 old ones indirect calls.
3748 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
3750 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
3752 * doc/trouble.texi: Update section on handling of empty loops.
3754 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
3756 * config.gcc: Remove support for sparc-*-openbsd*,
3757 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
3759 * config.host: Remove support for i860-*-sysv4* as a host.
3760 * config/i860/*, config/ip2k/*, config/ns32k/*,
3761 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
3762 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
3763 mention obsolete ports.
3765 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
3767 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
3769 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
3770 of frame_pointer_rtx.
3771 (sh_expand_epilogue): Likewise.
3772 (sh_set_return_address): Likewise.
3773 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
3774 instead of FRAME_POINTER_REGNUM if needed. Add elimination
3775 offsets from FRAME_POINTER_REGNUM.
3776 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
3777 (sh_register_names): Add initializer for sfp.
3778 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
3779 (VALID_REGISTER_P): Likewise.
3780 (FIRST_PSEUDO_REGISTER): Update.
3781 (DWARF_FRAME_REGISTERS): Define.
3782 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
3783 (HARD_FRAME_POINTER_REGNUM): Define.
3784 (FRAME_POINTER_REGNUM): Redefine.
3785 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
3786 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
3787 from FRAME_POINTER_REGNUM.
3788 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
3789 FRAME_POINTER_REGNUM.
3790 (REG_CLASS_CONTENTS): Add sfp.
3791 (REG_ALLOC_ORDER): Likewise.
3792 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
3793 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
3794 of frame_pointer_rtx.
3795 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
3797 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
3799 * fold-const.c (tree_expr_nonnegative_p): Only return true for
3800 ABS_EXPR when flag_wrapv is false because of INT_MIN.
3801 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
3803 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
3806 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
3808 Make CONSTRUCTOR use VEC to store initializers.
3809 * c-common.c (complete_array_type): Update to cope with VEC in
3811 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
3812 (pp_c_constructor_elts): New function.
3813 * c-pretty-print.h (pp_c_constructor_elts): Declare.
3814 * c-typeck.c (build_function_call, build_c_cast, digest_init,
3815 struct constructor_stack, struct initializer_stack,
3816 constructor_elements, push_init_level, pop_init_level,
3817 add_pending_init, find_init_member, output_init_element): Update to
3818 cope with VEC in CONSTRUCTOR_ELTS.
3819 * coverage.c (build_fn_info_value, build_ctr_info_value,
3820 build_gcov_info): Likewise.
3821 * expr.c (categorize_ctor_elements_1, store_constructor,
3822 expand_expr_real_1): Likewise.
3823 * fold-const.c (fold_ternary): Likewise.
3824 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
3825 gimplify_init_constructor, gimplify_expr): Likewise.
3826 * tree-dump.c (dequeue_and_dump): Likewise.
3827 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
3829 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
3831 * tree-sra.c (generate_element_init_1): Likewise.
3832 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
3833 * tree-ssa-operands.c (get_expr_operands): Likewise.
3834 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
3835 * tree-vect-transform.c (vect_get_vec_def_for_operand):
3836 (get_initial_def_for_reduction): Likewise.
3837 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
3838 value handle in annotations.
3839 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
3840 tree_node_structure): Add support for constr_kind.
3841 (build_vector_from_ctor, build_constructor_single,
3842 build_constructor_from_list): New functions.
3843 (build_constructor): Update to take a VEC instead of a TREE_LIST.
3844 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
3845 Update to cope with VEC in CONSTRUCTOR_ELTS.
3846 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
3847 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
3848 CONSTRUCTOR_APPEND_ELT): New macros.
3849 (struct constructor_elt, struct tree_constructor): New data types.
3850 (union tree_node): Add tree_constructor field.
3851 * treestruct.def: Define TS_CONSTRUCTOR.
3852 * varasm.c (const_hash_1, compare_constant, copy_constant,
3853 compute_reloc_for_constant, output_addressed_constants,
3854 initializer_constant_valid_p, output_constant,
3855 array_size_for_constructor, output_constructor): Update to cope with
3856 VEC in CONSTRUCTOR_ELTS.
3857 * vec.h (VEC_empty, VEC_copy): New macros.
3859 2005-07-19 Devang Patel <dpatel@apple.com>
3861 * dbxout.c (dbxout_type): Check Objective-C++ lang.
3863 2005-07-19 Richard Henderson <rth@redhat.com>
3866 * gimplify.c (gimplify_expr): Use main variant type for the temp
3867 destination for a discarded volatile read.
3868 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
3869 casts between non-void types that change volatility.
3871 2005-07-15 DJ Delorie <dj@redhat.com>
3873 * toplev.h: Add comment about the first parameter for warning().
3874 * errors.h: Likewise.
3876 * c.opt (Wpragmas): New.
3877 * doc/invoke.texi: Document it.
3879 * function.c (do_warn_unused_parameter): Add warning control to
3881 * c-decl.c (warn_if_shadowing): Likewise.
3882 * c-lex.c (cb_def_pragma): Likewise.
3883 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
3884 (pop_alignment): Likewise.
3885 (handle_pragma_pack): Likewise.
3886 (apply_pragma_weak): Likewise.
3887 (handle_pragma_weak): Likewise.
3888 (handle_pragma_redefine_extname): Likewise.
3889 (add_to_renaming_pragma_list): Likewise.
3890 (handle_pragma_extern_prefix): Likewise.
3891 (maybe_apply_renaming_pragma): Likewise.
3892 (handle_pragma_visibility): Likewise.
3894 * config/c4x/c4x-c.c (BAD): Likewise.
3895 (c4x_parse_pragma): Likewise.
3896 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
3897 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
3898 (rs6000_pragma_longcall): Likewise.
3899 * config/v850/v850-c.c (pop_data_area): Likewise.
3900 (ghs_pragma_section): Likewise.
3901 (ghs_pragma_section): Likewise.
3902 (ghs_pragma_interrupt): Likewise.
3903 (ghs_pragma_starttda): Likewise.
3904 (ghs_pragma_startsda): Likewise.
3905 (ghs_pragma_startzda): Likewise.
3906 (ghs_pragma_endtda): Likewise.
3907 (ghs_pragma_endsda): Likewise.
3908 (ghs_pragma_endzda): Likewise.
3910 2005-07-19 Danny Berlin <dberlin@dberlin.org>
3911 Kenneth Zadeck <zadeck@naturalbridge.com>
3913 * Makefile.in: Removed tree-promote-statics.c
3914 * tree-promote-statics.c: Removed.
3915 * common.opt: Removed flag-promote-statics.
3917 * passes.c: Removed tree-promote-statics pass.
3918 * tree-pass.h: Ditto.
3919 * timevar.def: Removed TV_PROMOTE_STATICS.
3922 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
3924 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
3926 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
3928 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3931 * c-common.c (check_function_arguments): Call
3932 'check_function_format' if either -Wformat or
3933 -Wmissing-format-attribute are specified.
3934 * c-format.c (check_function_format): Check -Wformat before
3935 calling 'check_format_info'.
3936 * c-opts.c (c_common_post_options): Don't warn for
3937 -Wmissing-format-attribute without -Wformat.
3938 * c-typeck.c (convert_for_assignment): Detect additional cases for
3939 -Wmissing-format-attribute.
3940 * doc/invoke.texi (-Wmissing-format-attribute): Document new
3943 2005-07-19 Richard Guenther <rguenther@suse.de>
3945 * config/i386/i386.md (lrint<mode>2): Use temporary
3946 instead of clobbering non-existent memory.
3948 2005-07-19 Nick Clifton <nickc@redhat.com>
3950 * config/avr/avr.c (legitimate_address_p): Fix debugging print
3951 statement to avoid displaying ASCII control characters.
3953 2005-07-19 Ben Elliston <bje@au.ibm.com>
3955 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
3956 * cfganal.c (find_edge_index): Ditto.
3957 * combine.c (combine_instructions): Ditto.
3958 * ddg.c (create_scc): Ditto.
3959 (find_successors): Ditto.
3960 (find_predecessors): Ditto.
3961 (find_nodes_on_paths): Ditto.
3962 (longest_simple_path): Ditto.
3963 * flow.c (update_life_info): Ditto.
3964 (count_or_remove_death_notes): Ditto.
3965 (clear_log_links): Ditto.
3966 * modulo-sched.c (generate_reg_moves): Ditto.
3967 (find_max_asap): Ditto.
3968 (find_max_hv_min_mob): Ditto.
3969 (find_max_dv_min_mob): Ditto.
3970 * sbitmap.c (sbitmap_first_set_bit): Ditto.
3971 * sched-rgn.c (extract_edgelst): Ditto.
3972 * tree-into-ssa.c (prepare_names_to_update): Ditto.
3973 (dump_update_ssa): Ditto.
3974 (ssa_names_to_replace) Ditto.
3975 (switch_virtuals_to_full_rewrite): Ditto.
3976 (update_ssa): Ditto.
3977 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
3979 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
3981 Fix PR tree-optimization/22483
3983 * tree-complex.c (create_components): Use
3984 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
3985 * tree-flow-inline.h (fill_referenced_var_vec): New function.
3986 * tree-flow.h (safe_referenced_var_iterator): New structure.
3987 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
3988 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
3989 safe_referenced_var iterator.
3990 (add_type_alias): Ditto.
3992 2005-07-19 Steven Bosscher <stevenb@suse.de>
3994 * loop-init.c (rest_of_handle_loop2): Remove.
3995 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
3996 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
3997 (pass_rtl_loop_init, pass_rtl_loop_done,
3998 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
3999 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
4000 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
4001 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
4002 pass_tree_loop_done, and pass_tree_unswitch.
4003 (gate_loop): Rename to gate_tree_loop.
4004 * passes.c (init_optimization_passes): Update for renamed tree
4005 loop passes. Add the new loop2 passes as subpasses of loop2.
4006 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
4007 Update for the renamed tree loop passes.
4009 2005-07-18 Ian Lance Taylor <ian@airs.com>
4012 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
4013 blocks when optimizing.
4015 2005-07-18 Steve Ellcey <sje@cup.hp.com>
4017 * common.opt (frename-registers): Initialize to 2.
4019 (fgcse-after-reload): Ditto.
4020 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
4021 (process_options): Only change flag_web, flag_rename_registers,
4022 and flag_rerun_cse_after_loop if not explicitly set by user.
4024 2005-07-18 Jan Beulich <jbeulich@novell.com>
4026 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
4027 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
4028 in 64-bit mode the same as DImode in 32-bit mode.
4029 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
4030 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
4031 mode. Add new mode parameter.
4032 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
4033 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
4034 x86_64_shift_adj): New expanders.
4035 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
4036 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
4038 Respective new splitters. Use renamed shift splitter helpers in 32-bit
4039 DImode shift splitters.
4040 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
4041 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
4044 2005-07-18 Jan Beulich <jbeulich@novell.com>
4046 * i386.md (movdi_extzv_1): New.
4047 (zero_extendhidi2): Combine alternatives and never force use of
4049 (zero_extendqidi2): Likewise. Don't restrict input selection.
4051 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
4053 Fix PR tree-optimization/22531
4054 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
4057 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
4059 * tree-promote-statics.c (pass_promote_statics): Change dump file
4062 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
4064 * tree-optimize.c (init_tree_optimization_passes): Add
4065 pass_eliminate_useless_stores pass.
4066 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
4067 * tree-ssa-pre.c (is_copy_stmt): New function.
4068 (follow_copies_till_vuse): Ditto.
4069 (do_eustores): Ditto.
4070 (gate_eustores): Ditto.
4072 2005-07-16 Richard Henderson <rth@redhat.com>
4074 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
4076 2005-07-16 Danny Berlin <dberlin@dberlin.org>
4077 Kenneth Zadeck <zadeck@naturalbridge.com>
4079 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
4080 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
4081 ipa-type-escape.h, tree-promote-statics.c
4082 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
4083 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
4084 tree-promote-statics.c: new files.
4085 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
4086 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
4087 int nonlocal_set_p, mark_constant_function): Deleted.
4088 (rest_of_handle_cfg): Removed call to mark_constant_function.
4089 (nonoverlapping_component_refs_p): Added calls to support
4090 type based aliasing.
4091 * tree-ssa-alias.c (may_alias_p,
4092 compute_flow_insensitive_aliasing): Ditto.
4093 * calls.c (flags_from_decl_or_type): Removed reference to
4095 * c-typeck.c (convert_arguments): Make builtins tolerant of having
4096 too many arguments. This is necessary for Spec 2000.
4097 * cgraph.h (const_function, pure_function): Removed.
4098 * common.opt: Added "fipa-pure-const", "fipa-reference",
4099 "fipa-type-escape", and "ftree-promote-static".
4101 * passes.c: Added ipa and tree-promote-statics passes.
4102 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
4103 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
4104 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
4105 * tree-flow.h: Added exposed sra calls and addition of
4106 reference_vars_info field for FUNCTION_DECLS.
4107 * tree-pass.h: Added passes.
4108 * tree-sra.c: (sra_init_cache): New function.
4109 (sra_insert_before, sra_insert_after) Made public.
4110 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
4112 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
4113 aliasing. (may_alias_p): Added code to use type escape analysis to
4115 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
4116 code to prune clobbers of static variables based on information
4117 produced in ipa-reference pass. Changed call clobbering so that
4118 statics are not marked as clobbered if the call does not clobber
4121 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
4123 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
4126 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
4128 * doc/install.texi (*-*-solaris2*): Document recommended version
4129 of GNU binutils and mention GNU linker problem on Solaris 10.
4131 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
4134 * c-decl.c (c_build_bitfield_integer_type): New function.
4135 (finish_struct): Call it.
4136 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
4138 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4140 * c-typeck.c (digest_init): Call 'convert_for_assignment'
4143 2005-07-16 Jan Hubicka <jh@suse.cz>
4145 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
4146 (scale_bbs_frequencies_int): Watch roundoff errors.
4147 * predict.c (return_prediction): Initialize return_stmt.
4149 2005-07-16 Jan Hubicka <jh@suse.cz>
4151 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
4152 after RTL profiling.
4154 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
4157 * fold-const.c (build_range_check): Convert high/low to etype
4158 if we are only comparing against exp.
4160 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
4162 Fix PR tree-optimization/22376
4163 * tree-ssa-structalias.c (build_constraint_graph): We really meant
4165 (need_to_solve): New function.
4166 (compute_points_to_sets): Use it.
4168 2005-07-15 Jan Hubicka <jh@suse.cz>
4170 * cfg.c (update_bb_profile_for_threading): More diagnostic.
4171 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
4173 2005-07-15 Richard Guenther <rguenther@suse.de>
4175 * c-common.c (handle_flatten_attribute): New function.
4176 Add flatten function attribute.
4177 * doc/extend.texi: Document flatten function attribute.
4178 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
4179 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
4181 (cgraph_decide_inlining): Handle functions with flatten
4184 2005-07-14 David Edelsohn <edelsohn@gnu.org>
4186 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
4187 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
4188 UNSPEC_XCHG, UNSPEC_AND): New.
4189 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
4190 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
4191 * config/rs6000/sync.md (FETCHOP): New code macro.
4192 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
4194 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
4195 (sync_compare_and_swap<mode>): Same.
4196 (sync_lock_test_and_set<mode>): Same.
4197 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
4198 for QImode and HImode, and not PPC405.
4199 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
4200 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
4201 (sync_<fetchop>{si,di}_internal): New.
4202 (sync_nand{si,di}_internal): New.
4203 (sync_old_<fetchop>{si,di}_internal): New.
4204 (sync_old_nand{si,di}_internal): New
4205 (sync_new_<fetchop>{si,di}_internal): New.
4206 (sync_new_nand{si,di}_internal): New.
4207 (atomic_and{si,di}): New.
4208 (sync_new_nand{si,di}_internal): New.
4209 (atomic_and{si,di}): New.
4210 (sync_add<mode>_internal): Delete.
4211 (sync_addshort_internal): Use unspec instead of unspec_volatile.
4212 (sync_sub<mode>_internal): Delte.
4213 (sync_subshort_internal): New.
4214 (sync_andsi_internal): Use unspec instead of unspec_volatile.
4215 (sync_anddi_internal): Delete.
4216 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
4217 (sync_booldi_internal): Delete.
4218 (sync_boolc<mode>_internal): Delete.
4219 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
4220 (sync_boolc<mode>_internal2): Delete.
4221 (sync_boolcc<mode>_internal): Delete.
4222 (isync, lwsync): Use unspec instead of unspec_volatile.
4223 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
4224 Revert UNSPEC_VOLATILE.
4225 (rs6000_split_atomic_op): New.
4226 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
4228 2005-07-14 Eric Christopher <echristo@redhat.com>
4230 * config/mips/mips.c (mips_canonicalize_comparison): Cast
4231 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
4233 2005-07-14 Eric Christopher <echristo@redhat.com>
4235 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
4237 2005-07-14 Steven Bosscher <stevenb@suse.de>
4239 PR tree-optimization/22230
4240 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
4241 the computation of the four cross productions for "range op range".
4243 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
4244 Ulrich Weigand <uweigand@de.ibm.com>
4247 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
4250 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
4252 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
4254 2005-07-14 Steve Ellcey <sje@cup.hp.com>
4256 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
4258 2005-07-14 Richard Guenther <rguenther@suse.de>
4261 * config/i386/i386-protos.h (ix86_function_value): Change
4262 prototype to match new target hook.
4263 * config/i386/i386.c (ix86_value_regno): Change prototype
4264 to take extra type argument.
4265 (TARGET_FUNCTION_VALUE): Define.
4266 (ix86_function_ok_for_sibcall): Pass extra argument to
4267 ix86_value_regno, check return slot rtx for exact match.
4268 (ix86_function_value): Take extra parameter. Dispatch to
4269 ix86_value_regno with fndecl/fntype as provided.
4270 (ix86_value_regno): Handle extra type argument.
4271 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
4273 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
4274 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
4275 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
4276 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
4277 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
4279 2005-07-14 Richard Guenther <rguenther@suse.de>
4281 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
4282 * calls.c (expand_call): Pass fntype to hard_function_value.
4283 (emit_library_call_value_1): Likewise.
4284 * explow.c: Include target.h.
4285 (hard_function_value): Take extra argument, the fntype.
4286 Use new target hook for function_value.
4287 * expr.h (hard_function_value): Change prototype.
4288 * function.c (aggregate_value_p): Pass 0 as fntype to
4289 hard_function_value.
4290 (assign_parms): Use new target hook for function_value.
4291 Pass 0 as fntype to hard_function_value.
4292 (expand_function_end): Likewise.
4293 * reg-stack.c: Include target.h.
4294 (stack_result): Use new target hook for function_value.
4295 * target-def.h: New target hook function_value.
4296 * target.h: Likewise.
4297 * targhooks.c (default_function_value): New function.
4298 * targhooks.h (default_function_value): Declare.
4300 2005-07-13 Ian Lance Taylor <ian@airs.com>
4302 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
4304 2005-07-14 Jan Hubicka <jh@suse.cz>
4306 * tree-dfa.c (dump_variable): Use default_def function.
4307 * tree-ssa-alias.c (dump_points_to_info): Likewise.
4308 * tree-ssa.c (verify_use): Likewise.
4309 * tree-ssanames.c (release_ssa_name): Likewise.
4310 * tree-tailcall.c (eliminate_tail_call): Likewise.
4311 (tree_optimize_tail_calls_1): Likewise.
4312 * tree-vrp.c (get_value_range): Likewise.
4314 2005-07-14 Ben Elliston <bje@au.ibm.com>
4316 * gcc.c (main): Compare language[0] with '*' when iterating over
4319 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
4321 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
4322 "s390_emit_compare". Add handling of CCZ1mode.
4323 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
4324 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
4326 (s390_branch_condition_mask): Add CCZ1mode handling.
4327 * config/s390/s390.md: ("seq", "*seq"): New pattern.
4328 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
4329 Use CCZ1mode instead of CCZmode.
4330 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
4332 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
4334 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
4336 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
4338 2005-07-13 Eric Christopher <echristo@redhat.com>
4340 * config/mips/mips.c (mips_canonicalize_comparison): New.
4341 (mips_emit_int_relational): Use.
4343 2005-07-13 Eric Christopher <echristo@redhat.com>
4345 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
4347 * config/s390/s390.md: Include tpf.md. Move tpf specific
4349 * config/s390/tpf.md: To here.
4350 * config/s390/s390.opt: Move tpf specific options...
4351 * config/s390/tpf.opt: to here. Add mmain option.
4352 * config/s390/tpf-unwind.h: Remove unnecessary defines.
4353 * config/s390/tpf.h: Rewrite.
4355 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
4357 * doc/tm.texi: Remove @xref{Cross-profiling}.
4359 2005-07-13 Jeff Law <law@redhat.com>
4361 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
4362 expressions, test their _DECL operands for pointer equality rather
4363 than using operand_equal_p.
4365 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
4367 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
4368 (TARGET_POSIX_IO): This.
4369 * config/darwin.h: Likewise.
4370 * config/freebsd.h: Likewise.
4371 * config/linux.h: Likewise.
4372 * config/lynx.h: Likewise.
4373 * config/netbsd.h: Likewise.
4374 * config/rs6000/linux64.h: Likewise.
4375 * config/rs6000/linux.h: Likewise.
4376 * config/s390/tpf.h: Likewise.
4377 * config/sh/embed-elf.h: Likewise.
4378 * config/sparc/linux64.h: Likewise.
4379 * config/sparc/linux.h: Likewise.
4380 * config/svr4.h: Likewise.
4381 * gcov-io.h: Likewise.
4383 * doc/tm.texi: Updated.
4385 * libgcov.c (create_file_directory): Defined only if
4386 TARGET_POSIX_IO is defined.
4387 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
4390 2005-07-13 Jan Hubicka <jh@suse.cz>
4392 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
4394 2005-07-13 David Edelsohn <edelsohn@gnu.org>
4396 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
4397 structure as argument.
4399 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
4401 PR tree-optimization/21921
4402 * tree-iterator.c (tsi_link_before): Support the case when
4403 tsi_end_p (tsi) == true.
4405 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4407 PR tree-optimization/22442
4408 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
4411 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4413 PR rtl-optimization/20376
4414 * toplev.c (process_options): Enable -fweb and -frename-registers when
4416 * doc/invoke.texi: Update the information about when -fweb and
4417 -frename-registers are enabled.
4419 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
4422 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
4423 if *rhs_p is not a SSA_NAME.
4425 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
4427 Fix PR tree-optimization/22422
4428 * tree-ssa-structalias.c (struct variable_info): Add flag for
4430 (get_varinfo): Now a static function.
4431 (new_varinfo): init has_union and is_special_var to false.
4432 (solution_set_add): Check has_union.
4433 (do_da_constraint): Move temporary variable so it gets reset
4435 Also check for special variable.
4436 (do_ds_constraint): Ditto.
4437 (do_sd_constraint): Ditto.
4438 (do_structure_copy): Check for special variable.
4439 (find_func_aliases): Ditto.
4440 (init_base_vars): Set special vars properly.
4442 2005-07-13 Jan Hubicka <jh@suse.cz>
4444 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
4447 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
4448 (get_expr_operands): Fix thinko wrt flags and subvars.
4450 PR tree-optimize/22379
4451 * tree-inline.c (expand_call_inline): Do not output sorry in early
4454 2005-07-12 Dale Johannesen <dalej@apple.com>
4456 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
4458 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
4461 * host-linux.h: Include limits.h.
4463 2005-07-12 Dale Johannesen <dalej@apple.com>
4465 * expr.c (compress_float_constant): Add cost check.
4466 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
4468 2005-07-12 Dale Johannesen <dalej@apple.com>
4470 * gcc.target/i386/compress-float-sse.c: New.
4471 * gcc.target/i386/compress-float-sse-pic.c: New.
4472 * gcc.target/i386/compress-float-387.c: New.
4473 * gcc.target/i386/compress-float-387-pic.c: New.
4474 * gcc.dg/compress-float-ppc.c: New.
4475 * gcc.dg/compress-float-ppc-pic.c: New.
4477 2005-07-12 Eric Christopher <echristo@redhat.com>
4479 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
4481 * config/s390/s390.md: Include tpf.md. Move tpf specific
4483 * config/s390/tpf.md: To here.
4484 * config/s390/s390.opt: Move tpf specific options...
4485 * config/s390/tpf.opt: to here. Add mmain option.
4486 * config/s390/tpf-unwind.h: Remove unnecessary defines.
4487 * config/s390/tpf.h: Rewrite.
4489 2005-07-12 Eric Christopher <echristo@redhat.com>
4491 * gcc.c (struct infile): Update comment for language.
4492 (main): Rewrite input file resetting code.
4494 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
4497 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
4498 requiring a cast in a non RHS of modify_expr. Add a cast when required.
4499 (lookup_avail_expr): Use constant_boolean_node instead
4500 of boolean_false_node/boolean_true_node.
4502 2005-07-12 Ben Elliston <bje@au.ibm.com>
4504 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
4505 and use it when printing num_edges.
4507 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
4509 * doc/extend.texi (Blackfin Built-in Functions): New section.
4510 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
4513 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
4515 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
4516 s/cmpstrsi/cmpstrnsi
4517 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
4519 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
4520 (init_optabs): Initialize cmpstrn_optab.
4521 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
4522 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
4523 * expr.c: (enum insn_code cmpstrn_optab): Declare.
4524 * config/i386/i386.md: s/cmpstr/cmpstrn
4525 * config/c4x/c4x.md: s/cmpstr/cmpstrn
4526 * doc/md.texi: Update documentation.
4528 2005-07-11 Richard Henderson <rth@redhat.com>
4530 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
4531 build_va_arg_indirect_ref.
4532 (alpha_gimplify_va_arg): Likewise.
4533 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
4534 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
4535 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
4536 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
4537 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
4538 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
4540 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
4542 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4544 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
4545 * passes.c (init_optimization_passes): Add pass_empty_loop.
4546 * tree-pass.h (pass_empty_loop): Declare.
4547 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
4548 try_remove_empty_loop, remove_empty_loops): New functions.
4549 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
4550 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
4552 2005-07-12 Peter Barada <peter@the-baradas.com>
4556 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
4557 in address registers.
4558 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
4559 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
4560 alternative of addsi3_5200.
4562 2005-07-11 Ian Lance Taylor <ian@airs.com>
4564 * config/mips/mips.md (ffs<mode>2): Remove.
4566 2005-07-11 Ian Lance Taylor <ian@airs.com>
4568 * doc/tree-ssa.texi (Cleanups): Improve description of
4570 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
4572 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
4574 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
4575 * tree.h (DECL_ARGUMENT_FLD): New macro.
4577 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
4579 Fix PR tree-optimization/22404
4581 * tree-ssa-structalias.c (create_variable_info_for): Use
4584 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
4586 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
4587 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
4588 for second comparison operand.
4589 * config/bfin/predicates.md (reg_or_const_int_operand): New.
4591 * config/bfin/bfin.md (define_attr "type"): Add "sync".
4592 (define_insn_reservation "alu"): Likewise.
4593 (csync, ssync): Now of type sync.
4594 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
4595 -mcsync-anomaly -mspecld-anomaly.
4596 * config/bfin/bfin.opt (mcsync): Remove.
4597 (mcsync-anomaly, mspecld-anomaly): Add.
4598 * config/bfin/bfin.c: Include "insn-codes.h".
4599 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
4600 (TARGET_DEFAULT_TARGET_FLAGS): New.
4601 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
4603 2005-07-11 Steven Bosscher <stevenb@suse.de>
4605 * basic-block.h: Give the BB flags enum a name, bb_flags.
4606 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
4607 * cfgcleanup.c (enum bb_flags): Remove here.
4608 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
4609 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
4610 (update_forwarder_flag): Likewise.
4611 (thread_jump): Likewise.
4612 (try_forward_edges): Likewise.
4613 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
4614 forwarder flags. Don't clear bb->aux for all basic blocks. Only
4615 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
4617 2005-07-11 Richard Guenther <rguenther@suse.de>
4619 * config/i386/i386.opt: New target option -msseregparm.
4620 * config/i386/i386.c (override_options): Error out for
4621 -msseregparm but no SSE support.
4622 (ix86_function_sseregparm): Check for global sseregparm.
4623 * doc/invoke.texi: Document -msseregparm.
4625 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4627 * config.gcc (m32r-*-linux*): Use the default extra_parts.
4628 (m32rle-*-linux*): Ditto.
4630 2005-07-11 Jakub Jelinek <jakub@redhat.com>
4632 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
4633 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
4636 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4640 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
4641 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
4643 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
4645 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
4646 (varmap): Heapify varmap.
4647 (constraints): Heapify constraints.
4648 (struct constraint_graph): Heapify succs and preds.
4649 (constraint_vec_find): Update for heapification.
4650 (constraint_set_union): Ditto.
4651 (insert_into_complex): Ditto.
4652 (constraint_edge_vec_find): Ditto.
4653 (erase_graph_self_edge): Ditto.
4654 (add_graph_edge): Ditto.
4655 (get_graph_weights): Ditto.
4656 (merge_graph_nodes): Ditto.
4657 (build_constraint_graph): Ditto.
4658 (topo_visit): Ditto.
4659 (solve_graph): Ditto.
4660 (create_variable_info_for): Ditto.
4661 (init_base_vars): Ditto.
4662 (delete_points_to_sets): Free graph, varmap, and complex constraints.
4663 (condese_varmap_nodes): Free complex vector.
4664 (clear_edges_for_node): Clear succs and preds vector.
4666 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
4668 * tree-ssa-structalias.c (update_alias_info): Change counting of
4669 references to not include vdefs.
4671 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
4673 * tree-ssa-alias.c (free_used_part_map): Add missing free.
4676 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4678 * pa.c (pa_commutative_p): Make PLUS commutative when
4679 TARGET_NO_SPACE_REGS is true.
4681 2005-07-09 Diego Novillo <dnovillo@redhat.com>
4683 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
4684 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
4685 * tree-dfa.c (dump_subvars_for): New.
4686 (debug_subvars_for): New.
4687 (dump_variable): Show subvariables if VAR has them.
4688 * tree-flow-inline.h (get_subvar_at): New.
4689 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
4690 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
4692 (struct subvar): Change fields offset and size to unsigned
4694 (dump_subvars_for): Declare.
4695 (debug_subvars_for): Declare.
4696 (get_subvar_at): Declare.
4697 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
4698 to unsigned HOST_WIDE_INT *.
4699 (overlap_subvar): Likewise.
4700 * tree-gimple.c (is_gimple_reg): Always return false for
4701 SFTs and memory tags.
4702 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
4704 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
4705 (compute_may_aliases): Call compute_points_to_sets.
4706 (collect_points_to_info_for): Remove.
4707 (compute_points_to_and_addr_escape): Remove.
4708 (delete_alias_info): Call delete_points_to_sets.
4709 (compute_flow_sensitive_aliasing): If the call to
4710 find_what_p_points_to returns false, call set_pt_anything.
4711 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
4712 (set_pt_anything): Clear pi->pt_vars.
4713 (set_pt_malloc): Remove.
4714 (merge_pointed_to_info): Remove.
4715 (add_pointed_to_expr): Remove.
4716 (add_pointed_to_var): Remove.
4717 (collect_points_to_info_r): Remove.
4718 (is_escape_site): Make extern.
4720 (create_overlap_variables_for): Call it.
4721 * tree-ssa-copy.c (merge_alias_info): Never merge
4722 flow-sensitive alias information.
4723 * tree-ssa-operands.c (get_expr_operands): Adjust variables
4724 offset and size to be unsigned HOST_WIDE_INT.
4725 (add_to_addressable_set): Rename from note_addressable.
4726 Set TREE_ADDRESSABLE as the variables are added to the set.
4728 (add_stmt_operand): Do not try to micro-optimize unmodifiable
4729 operands into VUSEs when adding V_MAY_DEFs for members in an
4731 * tree-ssa-operands.h (add_to_addressable_set): Declare.
4732 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
4733 (struct variable_info): Add bitfield is_heap_var.
4734 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
4735 (new_var_info): Initialize is_heap_var.
4736 (get_constraint_for): Add HEAP variables to the symbol table.
4737 Mark them with is_heap_var.
4738 (update_alias_info): New. Taken mostly from the old
4739 compute_points_to_and_addr_escape.
4740 (handle_ptr_arith): New.
4741 (find_func_aliases): Call update_alias_info.
4742 Call handle_ptr_info for tcc_binary expressions.
4743 Call mark_stmt_modified.
4744 (create_variable_info_for): If DECL has subvars, do not create
4745 variables for its subvars. Always add all the fields.
4746 (set_uids_in_ptset): If the solution includes ANYOFFSET and
4747 SFTs, then add all the SFTs of the structure.
4748 If VI->DECL is an aggregate with subvariables, add the SFT at
4750 (find_what_p_points_to): If VI is an artificial variable,
4751 translate to bitfields in SSA_NAME_PTR_INFO.
4752 If the solution is empty, set pi->pt_vars to NULL
4753 (init_base_vars): Create ANYOFFSET.
4754 (compute_points_to_sets): Rename from create_alias_vars.
4756 (pass_build_pta): Remove.
4757 (delete_points_to_sets): Rename from delete_alias_vars.
4758 (pass_del_pta): Remove.
4759 * tree-ssa-structalias.h (struct alias_info): Move from
4761 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
4762 NUM_REFERENCES_SET): Likewise.
4763 (compute_points_to_sets, delete_points_to_sets): Declare.
4765 2005-07-09 Richard Henderson <rth@redhat.com>
4767 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
4768 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
4769 alpha_split_lock_test_and_set_12): New functions.
4770 * config/alpha/alpha-protos.h: Update.
4771 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
4772 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
4773 * config/alpha/sync.md (I12MODE): New.
4774 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
4775 (sync_<fetchop_name><I48MODE>): Likewise.
4776 (sync_nand<I48MODE>): Likewise.
4777 (sync_old_<fetchop_name><I48MODE>): Likewise.
4778 (sync_new_<fetchop_name><I48MODE>): Likewise.
4779 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
4780 (sync_compare_and_swap<I48MODE>): Likewise.
4781 (sync_lock_test_and_set<I48MODE>): Likewise.
4782 (sync_compare_and_swap<I12MODE>): New.
4783 (sync_compare_and_swap<I12MODE>_1): New.
4784 (sync_lock_test_and_set<I12MODE>): New.
4785 (sync_lock_test_and_set<I12MODE>_1): New.
4787 2005-07-09 Diego Novillo <dnovillo@redhat.com>
4791 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
4793 2005-07-09 Jakub Jelinek <jakub@redhat.com>
4795 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
4796 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
4798 2005-07-09 Richard SAndiford <richard@codesourcery.com>
4801 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
4803 2005-07-08 David Edelsohn <edelsohn@gnu.org>
4805 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
4806 memory_operand constraint.
4807 (store_conditional_<mode>): Same.
4808 (sync_compare_and_swap<mode>): Same.
4809 (sync_lock_test_and_set<mode>): Same.
4811 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
4813 Rewrite PIC support to more closely model actual instructions.
4814 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
4815 (cris_symbol): Remove prototypes for removed functions.
4816 (cris_pic_symbol_type_of, cris_valid_pic_const)
4817 (cris_expand_pic_call_address): Prototypes for new functions.
4818 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
4820 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
4822 <case ':'>: Add case for new punctuation character.
4823 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
4824 emitting (extra) PIC modifier.
4825 <case UNSPEC>: Do not assert for PLT.
4826 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
4827 (cris_expand_prologue, cris_expand_epilogue): Check
4828 for pic_offset_table_rtx usage instead of taking
4829 current_function_uses_pic_offset_table as the final word.
4830 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
4831 Remove flag_pic difference.
4832 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
4833 the moral equivalents of...
4834 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
4836 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
4837 (cris_handle_option): Mark ARG as unused.
4838 (cris_expand_pic_call_address): New worker function for "call",
4840 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
4841 output PIC constructs here.
4842 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
4843 as symbol-specific modifers, not whole or part of operands.
4844 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
4845 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
4846 constants and flag_pic.
4847 (CONSTANT_INDEX_P): Adjust for new functions.
4848 (enum cris_pic_symbol_type): New helper type.
4849 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
4850 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
4851 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
4853 ("movsi"): Emit actual instructions for GOT and relative access.
4854 ("*movsi_got_load"): New pattern to set up the register holding
4856 ("*movsi_internal"): Operand 1 is not a plain general_operand.
4857 Adjust FIXME for 'S'.
4858 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
4859 Use "movs" for -fpic cases.
4860 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
4861 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
4862 ("call", "call_value"): Just call cris_expand_pic_call_address for
4864 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
4865 Remove special pattern.
4866 ("*expanded_call_side", "*expanded_call_value_side"): New
4868 (gotplt-to-plt, gotplt-to-plt-side-call)
4869 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
4871 * config/cris/cris/predicates.md
4872 ("cris_general_operand_or_gotless_symbol"): Remove unused
4874 ("cris_general_operand_or_symbol"): Adjust for new functions.
4876 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
4878 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
4880 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
4882 * Makefile.in (TREE_H): Add treestruct.def.
4883 (c-decl.o): Add pointer-set.h
4884 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
4885 visibility on regular DECL's.
4886 (merge_decls): Fix the copying of decl nodes of various types for
4887 the new structures. Don't update RTL, section name, weak status,
4888 etc, on DECL's without RTL.
4889 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
4890 Don't check volatile on non-variable types.
4891 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
4892 to check whether we have seen arguments.
4893 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
4894 flag is checked before field (flag is common, field is not).
4895 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
4896 TS_DECL_COMMON could have an origin.
4897 (add_location_or_const_value_attribute): Don't check section name
4898 on non-var/function decls.
4899 (dwarf2out_var_location): Reverse order of tests.
4900 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
4901 with DECL_WRTL_CHECK.
4902 * expmed.c (make_tree): rtl is now in decl_with_rtl.
4903 * fold-const.c (fold_binary): Don't check weakness on
4904 non-var/function decls.
4905 (tree_expr_nonzero_p): Ditto.
4906 (fold_checksum_tree): Use tree_decl_extra as sizeof
4908 * ggc-page.c (extra_order_size_table): Add sizes for
4909 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
4911 * gimplify.c (gimplify_bind_expr): Only set
4912 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
4913 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
4915 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
4916 * langhooks.h (init_ts). New langhook.
4917 * passes.c (rest_of_decl_compilation): Reverse order of tests.
4918 * print-tree.c (print_node): Update to only print fields that
4919 exist in the structures the passed decl has.
4920 * toplev.c (wrapup_global_declarations): Don't reset
4921 DECL_DEFER_OUTPUT on DECL's that don't contain it.
4922 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
4923 * tree-inline.c (remap_decl): Ditto.
4924 * tree-outof-ssa.c (create_temp): Reverse order of tests.
4925 * tree-pretty-print.c (print_declaration): Don't print
4926 DECL_REGISTER on things that don't contain it.
4927 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
4928 non-var/function decls.
4929 * tree.c (tree_contains_struct): New structure.
4930 (init_priority_for_decl): New hashtable.
4931 (tree_int_map): New structure.
4932 (tree_int_map_eq): New function.
4933 (tree_int_map_marked_p): Ditto.
4934 (tree_int_map_hash): Ditto.
4935 (tree_map): Move to tree.h.
4936 (tree_map_eq): Externalize.
4937 (tree_map_hash): Ditto.
4938 (tree_map_marked_p): Ditto.
4939 (init_ttree): Set up tree_contains_struct and call langhook.
4940 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
4941 (tree_code_size): Update for new structures.
4942 (tree_node_structure): Update for new structures.
4943 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
4945 (copy_node_stat): Copy init priority.
4946 (build_decl_stat): Ditto for visibility.
4947 (ts_enum_names): New.
4948 (tree_contains_struct_check_failed): New function.
4949 (decl_init_priority_lookup): Ditto.
4950 (decl_init_priority_insert): Ditto.
4951 * treestruct.def: New file.
4952 * tree.h (CODE_CONTAINS_STRUCT): New macro.
4953 (CONTAINS_STRUCT_CHECK): Ditto.
4954 (tree_contains_struct_check_failed): New prototype.
4955 (DECL_CHECK): Removed.
4956 (DECL_MINIMAL_CHECK): New.
4957 (DECL_COMMON_CHECK): Ditto.
4958 (DECL_WRTL_CHECK): Ditto.
4959 (DECL_NON_COMMON_CHECK): Ditto.
4960 (DECL_WITH_VIS_CHECK): Ditto.
4961 (VAR_OR_FUNCTION_DECL_P): Ditto
4962 (struct tree_decl_minimal): New structure.
4963 (struct tree_decl_common): Ditto.
4964 (struct tree_decl_with_rtl): Ditto.
4965 (struct tree_decl_with_vis): Ditto.
4966 (struct tree_decl_non_common): Ditto.
4967 (struct tree_field_decl): Ditto.
4968 (struct tree_parm_decl): Ditto.
4969 (struct tree_var_decl): Ditto.
4970 (struct tree_function_decl): Ditto.
4971 (struct tree_const_decl): Ditto.
4972 (struct tree_result_decl): Ditto.
4973 (union tree_node): Add new structures.
4974 * var-tracking.c (track_expr_p): Reverse order of tests.
4976 * doc/c-tree.texi: Add documentation on DECL node internal structure.
4978 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
4980 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
4981 * system.h: Poison FINALIZE_PIC.
4982 * doc/tm.texi (FINALIZE_PIC): Remove.
4984 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
4987 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
4988 to the correct type if we have a MODIFY_EXPR.
4990 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
4992 PR tree-optimization/22360
4993 * tree.c (upper_bound_in_type): Fix calculations for casting
4994 to a non-wider signed type and casting a signed value to a
4995 wider unsigned type.
4996 (lower_bound_in_type): Fix calculations for casting to a
4997 non-wider signed type.
4999 PR tree-optimization/20139
5000 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
5002 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
5003 fold_cond_expr_cond.
5004 * tree-ssanames.c (release_defs): Assert in_ssa_p.
5005 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
5007 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5010 * tree-complex.c (expand_complex_libcall): Produce
5011 REALPART_EXPR/IMAGPART_EXPR with the correct type.
5013 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
5015 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
5016 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
5017 b" assert and inserted fastpath code for this case.
5018 (bitmap_ior): Removed "a != b" assert.
5020 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5022 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
5023 (ENDFILE_SPEC): Likewise.
5024 * config/m32r/m32r.h (ASM_SPEC): Likewise.
5026 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
5027 a large stack frame at epilogue.
5029 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
5031 * final.c: Include sdbout.h when required.
5033 2005-07-07 Geoffrey Keating <geoffk@apple.com>
5035 * config.gcc (*-*-darwin*): Only one target-specific header file
5037 (powerpc-*-darwin*): Add version-specific header files.
5038 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
5039 * config.in: Regenerate.
5040 * configure: Regenerate.
5041 * gcc.c: Include xregex.h.
5042 (version_compare_spec_function): New.
5043 (spec_function): Add version-compare.
5044 (replace_outfile_spec_function): Reformat comment.
5045 (compare_version_strings): New.
5046 * config/darwin-c.c (version_as_macro): New.
5047 (builtin_define): New.
5048 (darwin_cpp_builtins): New.
5049 * config/darwin-protos.h (darwin_cpp_builtins): New.
5050 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
5051 (LIB_SPEC): Make unconditional, update comment.
5052 (TARGET_C99_FUNCTIONS): Define.
5053 * config/darwin.opt: Sort.
5054 (mmacosx-version-min=): New.
5055 * config/darwin7.h: Delete.
5056 * config/darwin8.h: Delete.
5057 * config/i386/darwin.h (): Call darwin_cpp_builtins.
5058 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
5059 (TARGET_C99_FUNCTIONS): Define.
5060 * config/rs6000/darwin7.h: New.
5061 * config/rs6000/darwin8.h: New.
5062 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
5063 (-mmacosx-version-min): Document.
5065 2005-07-07 Ian Lance Taylor <ian@airs.com>
5067 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
5069 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
5072 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
5074 2005-07-07 Khem Raj <kraj@mvista.com>
5076 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
5077 in bytes, not words.
5079 2005-07-07 Paul Brook <paul@codesourcery.com>
5081 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
5082 DEFAULT_FUNCTION_ARG_PADDING to upward.
5084 2005-07-07 Richard Henderson <rth@redhat.com>
5086 * function.c (locate_and_pad_parm): Record parameter alignment in
5087 stack_alignment_needed.
5089 2005-07-07 David Edelsohn <edelsohn@gnu.org>
5091 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
5092 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
5093 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
5094 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
5095 (define_attr "type"): Add isync, sync, load_l, store_c.
5096 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
5097 Create scratch volatile MEM.
5098 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
5100 (load_locked_<mode>): New.
5101 (store_conditional_<mode>): New.
5102 (sync_compare_and_swap<mode>): Replace with splitter.
5103 (sync_lock_test_and_set<mode>): Replace with splitter.
5104 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
5106 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
5107 is ics. Attribute isync.
5108 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
5110 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
5111 and UNSPECV_SYNC_OP.
5112 (emit_unlikely_jump): New.
5113 (emit_load_locked): New.
5114 (emit_store_conditional): New.
5115 (rs6000_split_compare_and_swap): New.
5116 (rs6000_split_lock_test_and_set): New.
5117 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
5118 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
5119 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
5120 rs6000_split_lock_test_and_set): Declare.
5121 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
5122 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
5123 store_c, isync, sync.
5125 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
5127 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
5128 filenames to gtyp-gen.h.
5129 (s-typ-gen): Use it in place of for loops.
5131 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
5133 * hooks.c (hook_bool_rtx_int_false): New function.
5134 * hooks.h (hook_bool_rtx_int_false): Declare.
5135 * target-def.h (TARGET_COMMUTATIVE_P): Define.
5136 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
5137 * target.h (struct gcc_target): Add commutative_p member.
5138 * targhooks.c (hook_bool_rtx_commutative_p): New function.
5139 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
5140 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
5141 (pa_commutative_p): New function.
5142 * jump.c (target.h): Include.
5143 (rtx_renumbered_equal_p): Use targetm.commutative_p.
5144 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
5146 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
5148 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
5149 (s390_expand_setmem): New.
5150 * config/s390/s390.c: Likewise.
5151 (print_shift_count_operand): Truncate to 12 bits instead of 6.
5153 * config/s390/s390.md: ("setmem<mode>"): Accept character as
5154 general_operand. Call new function "s390_expand_setmem".
5155 ("clrmem_long", "*clrmem_long"): Rewrite to ...
5156 ("setmem_long", "*setmem_long"): ... this.
5158 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
5160 * config/s390/s390.c: (optimization_options): Enable
5161 TARGET_MVCLE at -Os.
5162 * doc/invoke.texi: Document changes in default behaviour.
5163 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
5165 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
5167 * expr.c: (set_storage_via_setmem): Convert opchar to mode
5168 defined by back-end.
5170 2005-07-07 Jakub Jelinek <jakub@redhat.com>
5172 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
5173 all sets in the pattern.
5174 * config/rs6000/rs6000.md (stack_protect_testsi,
5175 stack_protect_testdi): Likewise.
5177 2005-07-06 Jeff Law <law@redhat.com>
5179 * tree-vrp.c (simplify_using_ranges): Kill.
5180 (vrp_finalize): Remove call to simplify_using_ranges.
5181 (simplify_stmt_using_ranges): New function extracted from
5182 simplify_using_ranges.
5183 (simplify_div_or_mod_using_ranges): Likewise.
5184 (simplify_abs_using_ranges): Likewise.
5185 (simplify_cond_using_ranges): New function.
5186 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
5187 * tree-ssa-propagate.c (substitute_and_fold): Call
5188 simplify_stmt_using_ranges if we have range information.
5190 2005-07-06 James E. Wilson <wilson@specifixinc.com>
5192 * config/ia64/ia64.c (ia64_reorg): Check optimize before
5193 ia64_flag_schedule_isns2.
5195 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
5196 reading/writing general registers.
5197 (ia64_function_arg): Revert 2005-06-18 change.
5199 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
5201 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
5202 (legitimize_tls_address): Use gcc_unreachable instead of abort.
5204 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
5206 * function.c (expand_function_end): Revert part of 2005-06-27
5207 patch. Do sjlj_emit_function_exit_after after return_label.
5209 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
5211 * doc/install.texi (--disable-libssp): New.
5213 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
5215 * doc/invoke.texi: Update -fforce-mem documentation.
5216 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
5217 code for -fforce-mem.
5218 * expmed.c: (store_bit_field,store_fixed_bit_field,
5219 extract_bit_field): Ditto.
5220 * expr.c: (convert_move): Ditto.
5221 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
5222 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
5223 emit_conditional_add,expand_float,expand_fix): Ditto.
5224 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
5225 (common_handle_option): Issue warning when -fforce-mem specified.
5227 2005-07-06 Paul Brook <paul@codesourcery.com>
5229 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
5231 * configure: Regenerate.
5233 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
5235 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
5237 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
5239 Fix PR tree-optimization/22319
5240 Fix PR tree-optimization/22140
5241 Fix PR tree-optimization/22310
5243 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
5244 variable sized types.
5245 Use correct type for intermediate structure on *a = *b structure
5248 2005-07-06 Jakub Jelinek <jakub@redhat.com>
5250 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
5252 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
5253 (machine_function): Move typedef to...
5254 * config/rs6000/rs6000.c (machine_function): ... here. Add
5255 varargs_save_offset field.
5256 (rs6000_stack_t): Remove varargs_size field.
5257 (setup_incoming_varargs): Allocate varargs save area using
5258 assign_stack_local, try to make it as small as possible.
5259 Save offset from virtual_stack_vars_rtx to the save area
5260 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
5261 instead of magic 8 when fp word byte size is used.
5262 (rs6000_va_start): Use cfun->machine->varargs_save_offset
5263 instead of -RS6000_VARARGS_SIZE.
5264 (rs6000_stack_info, debug_stack_info,
5265 rs6000_initial_elimination_offset): Remove all traces of
5267 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
5268 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
5269 RS6000_VARARGS_AREA.
5271 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
5273 PR tree-optimization/21963
5274 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
5275 constant_multiple_of in the same way get_computation_cost_at does.
5277 2005-07-06 Jakub Jelinek <jakub@redhat.com>
5279 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
5280 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
5281 (gen_compare_reg): If sparc_compare_emitted is set, clear it
5282 and return its previous value.
5283 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
5284 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
5286 (stack_protect_set, stack_protect_test): New expanders.
5287 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
5288 stack_protect_testdi): New insns.
5289 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
5290 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
5292 2005-07-06 Jeff Law <law@redhat.com>
5294 * tree-ssa-dce.c (cfg_altered): New global.
5295 (tree_dce_init): Initialize cfg_altered.
5296 (remove_dead_stmt): If we remove an edge in the CFG, then set
5298 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
5301 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
5303 * Makefile.in (stamp-collect-ld): Use
5304 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
5305 ./collect-ld if it already exists.
5306 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
5307 Don't remove ./nm if it already exists.
5309 2005-07-05 Devang Patel <dpatel@apple.com>
5311 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
5312 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
5313 * tree-vectorizer.c (vect_loop_location): New.
5314 (vect_print_dump_info): Use vect_loop_location.
5315 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
5316 (vectorize_loops): Set vect_loop_location.
5317 * tree-vect-analyze.c (vect_analyze_offset_expr,
5318 vect_determin_vectorization_factor, vect_analyze_operations,
5319 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
5320 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
5321 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
5322 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
5323 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
5324 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
5325 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
5326 vect_analyze_loop): Adjust vect_print_dump_info API.
5327 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
5328 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
5329 vect_finish_stmt_generation, vectorizable_assignment,
5330 vectorizable_operation, vectorizable_store, vectorizable_load,
5331 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
5332 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
5333 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
5334 vect_transform_loop): Same.
5335 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
5336 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
5339 2005-07-05 Randolph Chung <tausq@debian.org>
5341 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
5342 * configure: Regenerate.
5343 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
5344 (pa_tls_referenced_p): Declare.
5345 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
5346 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
5347 (legitimize_tls_address): New.
5348 (hppa_legitimize_address): Handle TLS addresses.
5349 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
5350 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
5351 (emit_move_sequence): Handle TLS addresses.
5352 (pa_encode_section_info): Call default handler to handle common
5354 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
5355 (CONSTANT_ADDRESS_P): Reject TLS operands.
5356 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
5357 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
5358 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
5359 (UNSPEC_TLSLE): Define new constants.
5360 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
5361 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
5362 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
5363 (tie_symbolic_operand, tle_symbolic_operand): New
5365 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
5367 * aclocal.m4: Update macros for autoconf 2.59 style.
5368 * configure.ac: Likewise.
5370 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5372 * pa.c (function_value): Handle small aggregates on 32-bit targets.
5373 (function_arg): Pass small aggregates in general registers on 32-bit
5375 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
5377 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
5379 * Makefile.in (final.o): Fix dependencies.
5381 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
5385 * langhooks.h (struct lang_hooks): Add expr_to_decl.
5386 * langhooks.c (lhd_expr_to_decl): New.
5387 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
5389 (LANG_HOOKS_INITIALIZER): Update.
5390 * tree.c (recompute_tree_invarant_for_addr_expr): Call
5391 expr_to_decl langhook.
5392 * c-tree.h (c_expr_to_decl): Declare.
5393 * c-typeck.c (c_expr_to_decl): New.
5394 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
5396 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
5398 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
5401 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
5402 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
5404 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
5406 * Makefile.in: Adjust dependencies.
5407 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
5408 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
5409 * alias.c (rest_of_handle_cfg, pass_cfg): New.
5410 * bb-reorder.c (duplicate_computed_gotos): Make it static.
5411 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
5412 rest_of_compilation.
5414 * bb-reorder.c (gate_duplicate_computed_gotos,
5415 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
5416 rest_of_handle_reorder_blocks, pass_reorder_blocks,
5417 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
5418 pass_partition_blocks): New.
5419 * bt-load.c (gate_handle_branch_target_load_optimize,
5420 rest_of_handle_branch_target_load_optimize,
5421 pass_branch_target_load_optimize): New.
5422 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
5424 * cfglayout.c (pass_insn_locators_initialize): New.
5425 * cfgrtl.c (pass_free_cfg): New.
5426 * combine.c (gate_handle_combine, rest_of_handle_combine,
5428 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
5429 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
5430 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
5431 * except.c (pass_set_nothrow_function_flags,
5432 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
5434 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
5435 rest_of_handle_shorten_branches, pass_shorten_branches,
5436 rest_of_clean_state, pass_clean_state): New.
5437 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
5438 rest_of_handle_remove_death_notes, pass_remove_death_notes,
5439 rest_of_handle_life, pass_life, rest_of_handle_flow2,
5441 * function.c (pass_instantiate_virtual_regs, pass_init_function,
5442 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
5443 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
5444 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
5446 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
5447 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
5448 pass_rtl_ifcvt, gate_handle_if_after_combine,
5449 rest_of_handle_if_after_combine, pass_if_after_combine,
5450 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
5451 pass_if_after_reload): New.
5452 * integrate.c (pass_initial_value_sets): New.
5453 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
5454 pass_purge_lineno_notes): New.
5455 * mode-switching.c (rest_of_handle_mode_switching,
5456 pass_mode_switching): New.
5457 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
5458 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
5460 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
5461 pass_loop_optimize): New.
5462 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
5464 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
5466 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
5467 pass_postreload_cse): New.
5468 * profile.c (gate_handle_profiling, pass_profiling,
5469 rest_of_handle_branch_prob, pass_branch_prob): New.
5470 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
5471 pass_split_before_regstack, gate_handle_split_before_regstack,
5472 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
5473 rest_of_handle_split_all_insns, pass_split_all_insns): New.
5474 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
5475 pass_stack_regs): New.
5476 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
5477 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
5478 pass_stack_adjustments): New.
5479 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
5480 pass_regrename): New.
5481 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
5482 pass_delay_slots, gate_handle_machine_reorg,
5483 rest_of_handle_machine_reorg, pass_machine_reorg): New.
5484 * rtl.h (extern void purge_line_number_notes): New.
5485 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
5486 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
5488 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
5490 * value-prof.c (gate_handle_value_profile_transformations,
5491 rest_of_handle_value_profile_transformations,
5492 pass_value_profile_transformations): New.
5493 * var-tracking.c (gate_handle_var_tracking,
5494 pass_variable_tracking): New.
5495 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
5497 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
5498 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
5499 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
5500 rest_of_handle_old_regalloc, rest_of_handle_regrename,
5501 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
5502 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
5503 rest_of_handle_gcse2, rest_of_handle_regmove,
5504 rest_of_handle_tracer, rest_of_handle_if_conversion,
5505 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
5506 rest_of_handle_web, rest_of_handle_branch_prob,
5507 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
5508 rest_of_handle_jump_bypass, rest_of_handle_combine,
5509 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
5510 rest_of_handle_gcse, rest_of_handle_loop_optimize,
5511 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
5512 rest_of_handle_mode_switching, rest_of_handle_jump,
5513 rest_of_handle_eh, rest_of_handle_stack_adjustments,
5514 rest_of_handle_flow2, rest_of_handle_jump2,
5515 rest_of_handle_peephole2, rest_of_handle_postreload,
5516 rest_of_handle_shorten_branches, rest_of_clean_state,
5517 rest_of_compilation): Remove.
5519 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
5520 * passes.c (dump_flags, in_gimple_form, all_passes,
5521 all_ipa_passes, all_lowering_passes, register_one_dump_file,
5522 register_dump_files, next_pass_1, last_verified, execute_todo,
5523 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
5524 from tree-optimize.c.
5525 (init_optimization_passes): Moved from tree-optimize.c,
5526 adding the RTL optimizations.
5527 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
5528 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
5529 all_ipa_passes, all_lowering_passes, register_one_dump_file,
5530 register_dump_files, next_pass_1, last_verified, execute_todo,
5531 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
5532 init_tree_optimization_passes, ipa_passes): Delete.
5533 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
5535 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
5536 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
5538 (ipa_passes): Remove.
5539 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
5540 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
5541 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
5542 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
5543 (dump_info_p, dump_flag): Moved to tree-dump.h.
5545 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
5547 * passes.c (finish_optimization_passes): Use dump_begin
5548 and dump_end, TDI_end.
5549 (gate_rest_of_compilation): New.
5550 (pass_rest_of_compilation): Use it.
5551 (gate_postreload, pass_postreload): New.
5552 * toplev.c (general_init): Rename init_tree_optimization_passes.
5553 * toplev.h (init_tree_optimization_passes): Rename to
5554 init_optimizations_passes.
5555 * tree-dump.c (dump_flag): Make static.
5556 (dump_files): Remove RTL dumps.
5557 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
5558 pass_cleanup_cfg, pass_free_cfg_annotations,
5559 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
5560 pass_init_datastructures, pass_fixup_cfg): Make non-static.
5561 * tree-pretty-print.c: Include tree-pass.h.
5562 * cgraph.c: Include tree-dump.h.
5564 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
5566 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
5567 Only fall back to saying it points to readonly memory if
5570 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5572 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
5573 * config/m32r/m32r.c (m32r_compute_frame_size,
5574 m32r_expand_prologue): Take current_function_profile into
5575 account whenever we reference
5576 current_function_uses_pic_offset_table.
5577 (m32r_finalize_pic): Remove.
5578 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
5580 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
5582 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
5583 instead of $<. Don't remove ./as if it already exists.
5585 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5588 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
5589 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
5590 for complex modes when generating code for PA 1.0.
5591 (VALID_FP_MODE_P): New macro.
5592 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
5593 sets for all general and floating point modes. Align wide floating
5594 point modes to even register boundaries to comply with architectural
5596 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
5597 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
5598 (VALID_FP_MODE_P): New macro.
5599 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
5600 sets for all general and floating point modes. Align wide floating
5601 point modes to even register boundaries to comply with architectural
5604 2005-07-04 Diego Novillo <dnovillo@redhat.com>
5606 * tree-dump.c (dump_files): Initialize dump number for .cgraph
5609 2005-07-04 Diego Novillo <dnovillo@redhat.com>
5611 * tree-ssa-structalias.c: Don't include expr.h.
5613 2005-07-04 Diego Novillo <dnovillo@redhat.com>
5615 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
5618 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
5620 Fix PR tree-optimization/22279
5622 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
5625 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
5627 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
5629 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
5631 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
5632 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
5633 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
5634 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
5635 config/stormy16/stormy16.c, config/v850/v850.c,
5636 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
5637 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
5638 Avoid "." or "\n" at end of diagnostics and capital letters at
5639 start of diagnostics.
5640 * combine.c, cse.c: Don't translate dump file output.
5641 * toplev.c (print_version): Only translate output if going to
5644 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
5646 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
5647 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
5650 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5652 * pa.c (fix_range): Fix typo in comment.
5654 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
5656 * tree-vrp.c (extract_range_from_assert): Replace
5657 fold (build (...)) with fold_build2.
5659 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5661 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
5662 gcc_gfc_char_table, init_dynamic_gfc_info): New.
5663 (format_types_orig, handle_format_attribute): Add support for
5666 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
5668 * varasm.c (assemble_variable): Fix format specifier thinko.
5670 2005-07-03 Ira Rosen <irar@il.ibm.com>
5672 PR tree-optimization/22029 (and 22135)
5673 * tree-pretty-print.c (dump_generic_node): Check that the node is not
5674 a phi node before calling dump_vops.
5676 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
5678 * tree-dump.h (dump_string_field): Declare.
5679 * tree-dump.c: Use it instead of dump_string.
5680 (dump_string_field): Make non-static.
5682 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
5684 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
5685 up the minimal CFG stuff always when optimize > 0. Call
5686 split_all_insns_noflow in PIC case if needed.
5688 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
5689 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
5692 * c-decl.c (c_write_global_declarations): Dump contents of
5694 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
5695 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
5696 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
5697 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
5700 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
5702 * c-common.h (GCC_DIAG_STYLE): Define.
5703 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
5704 version for format checking to 4.1.
5705 * c-format.c: Include toplev.h after c-common.h.
5706 (enum format_type): Add gcc_tdiag_format_type.
5707 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
5708 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
5709 (format_types_orig): Add gcc_tdiag.
5710 (init_dynamic_diag_info): Support gcc_tdiag formats.
5711 (handle_format_attribute): Likewise.
5712 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
5713 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
5714 version for format checking to 4.1.
5715 (warning0, warning, error, pedwarn, sorry): Use
5717 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
5718 (finish_aliases_1): Do not use %qE.
5719 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
5720 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
5721 Correct format bugs.
5722 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
5723 parameter to unsigned HOST_WIDE_INT.
5724 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
5726 2005-07-02 David Edelsohn <edelsohn@gnu.org>
5729 * expr.c (write_complex_part): Use adjust_address for MEM.
5730 (read_complex_part): Same.
5732 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
5734 Fix PR tree-optimization/22280
5736 * tree-sra.c (generate_element_init): Remove useless loop.
5738 2005-07-02 Richard Henderson <rth@redhat.com>
5740 * config/alpha/alpha.c (alpha_legitimize_address): Check for
5742 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
5744 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
5747 * fold-const.c (fold_binary): Handle the return value of
5748 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
5749 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
5751 2005-07-02 Jeff Law <law@redhat.com>
5753 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
5754 a eliminate type conversion which feeds an equality comparison
5755 if the original type or either operand in the comparison is a
5758 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
5760 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
5761 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
5763 * config/avr/avr.c: Do not use '`' as left quote.
5764 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
5765 Remove "." from end of diagnostics. Make diagnostics start with
5768 2005-07-02 Zack Weinberg <zack@codesourcery.com>
5769 Joseph S. Myers <joseph@codesourcery.com>
5771 * toplev.c (default_tree_printer): Handle setting location with
5773 * c-objc.common.c (c_tree_printer): Likewise.
5774 * c-format.c (gcc_diag_flag_specs): Add '+'.
5775 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
5776 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
5778 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
5779 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
5780 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
5781 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
5782 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
5783 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
5784 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
5785 format arguments where %J is used without %D.
5787 2005-07-02 Jakub Jelinek <jakub@redhat.com>
5789 * gcc.c (LINK_SSP_SPEC): Define.
5790 (link_ssp_spec): New variable.
5791 (LINK_COMMAND_SPEC): Add %(link_ssp).
5792 (static_specs): Add link_ssp_spec.
5793 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
5794 * configure: Rebuilt.
5795 * config.in: Rebuilt.
5797 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
5798 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
5799 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
5800 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
5801 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
5802 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
5803 -0x7008(2) instead of reading __stack_chk_guard variable.
5804 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
5806 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
5807 (stack_protect_set, stack_protect_test): Use *_tls* patterns
5808 if TARGET_THREAD_SSP_OFFSET is defined.
5809 (stack_tls_protect_set_si, stack_tls_protect_set_di,
5810 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
5813 2005-06-27 Richard Henderson <rth@redhat.com>
5814 * libgcc-std.ver (GCC_4.1.0): New.
5815 * libgcc.h (__stack_chk_guard): Declare.
5816 (__stack_chk_fail, __stack_chk_fail_local): Declare.
5817 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
5818 * mklibgcc.in (lib2funcs): Add them.
5820 2005-07-01 Richard Henderson <rth@redhat.com>
5822 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
5823 void * before struct sigcontext *.
5824 (x86_fallback_frame_state): Likewise.
5826 2005-07-01 James E. Wilson <wilson@specifixinc.com>
5828 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
5830 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
5833 * tree-ssa-reassoc.c (should_transpose): Fix which operand
5834 we check for SSA_NAME for.
5836 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
5838 Fix PR tree-optimization/22071
5840 * tree-ssa-structalias.c (offset_overlaps_with_access): New
5842 (get_constraint_for_component_ref): Use it.
5844 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
5847 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
5848 print out the last new line.
5850 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
5852 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
5853 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
5854 * config/cris/cris.c (cris_conditional_register_usage): Adjust
5855 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
5856 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
5857 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
5858 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
5859 (enum reg_class): New member CC0_REGS.
5860 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
5861 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
5862 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
5863 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
5864 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
5865 Adjust for register now described.
5867 2005-07-01 Jakub Jelinek <jakub@redhat.com>
5870 * config/i386/i386.md (stack_protect_test_si,
5871 stack_protect_test_di): Add earlyclobber for scratch 3.
5872 * config/rs6000/rs6000.md (stack_protect_testsi,
5873 stack_protect_testdi): Add earlyclobber for scratch 3,
5874 remove earlyclobber from scratch 4.
5876 Older entries for 2005 can be found in ChangeLog-2005.