1 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
4 * stor-layout.c (compute_record_mode): For records with a single
5 field, actually check the field's mode size against the type size.
7 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
8 registers for TARGET_SHMEDIA.
9 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
10 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
11 of GENERAL_REGS and FP_REGS.
13 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
15 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
17 2005-09-12 Alan Modra <amodra@bigpond.net.au>
19 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
20 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
21 are omitted. Exclude stack_tie insn too.
23 2005-09-11 David Edelsohn <edelsohn@gnu.org>
25 PR rtl-optimization/23098
26 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
28 * config/rs6000/rs6000.md (movdf splitter): Use
29 const_double_operand predicate for TARGET_POWERPC64.
30 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
31 SYMBOL_REF method to ABI_V4.
33 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
34 replace_equiv_address.
35 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
36 rs6000_sr_alias_set and MEM_NOTRAP.
37 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
39 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
41 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
42 handle CALL_EXPR again.
44 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
46 * arm/predicates.md (alignable_memory_operand): Delete.
48 2005-09-10 Richard Henderson <rth@redhat.com>
51 * dbxout.c (dbxout_expand_expr): New.
52 (dbxout_symbol): Use it.
54 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
56 * arm.c (arm_gen_rotated_half_load): Delete.
57 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
58 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
59 (thumb_set_return_address): Likewise.
60 (thumb_load_double_from_address): Use adjust_address.
61 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
62 (extendhsisi2_mem, movhi_bytes): Use change_address.
63 (movhi): Use widen_memory_access.
64 (reload_out_df): Use replace_equiv_address.
65 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
67 2005-09-09 Richard Henderson <rth@redhat.com>
70 * dbxout.c: Include expr.h.
71 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
72 (dbxout_symbol): Handle DECL_VALUE_EXPR.
73 * Makefile.in (dbxout.o): Add EXPR_H.
75 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
77 PR tree-optimization/23509
78 * tree-cfg.c (replace_uses_by): Use replace_exp.
79 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
80 pointers have name_mem_tag or type_mem_tag set.
82 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
84 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
85 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
86 of wrongly accessing operands.
88 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
90 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
91 * tree-chrec.c: Include tree-scalar-evolution.h.
92 (chrec_convert): Instantiate the base and step before calling
93 scev_probably_wraps_p that would fail on parametric evolutions.
94 Collect all the fails into a single section failed_to_convert,
95 print a diagnostic, and return chrec_dont_know instead of calling
97 * tree-scalar-evolution.c (loop_closed_phi_def): New.
98 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
100 (scev_const_prop): Don't replace the definition of a loop closed ssa
101 phi node by itself, or by another loop closed ssa phi node.
102 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
103 that base and step are defined.
105 2005-09-09 Richard Guenther <rguenther@suse.de>
108 * fold-const.c (fold_ternary): Check truth_value_p before
109 calling invert_truthvalue.
111 2005-09-09 Nick Clifton <nickc@redhat.com>
113 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
114 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
115 dimension of these arrays.
116 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
118 * longlong.h: Only provide a prototype for the __clz_tab[] array
119 if this header has not been included from libgcc2.h.
120 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
122 Provide prototypes for exported functions.
123 Use the __clz_tab[] and __popcount_tab[] arrays provided by
126 2005-09-08 Josh Conner <jconner@apple.com>
130 * expr.c (expand_expr_addr_expr_1): Don't invoke
131 expand_simple_binop for EXPAND_INITIALIZER.
133 2005-09-08 Richard Henderson <rth@redhat.com>
136 * toplev.c (wrapup_global_declaration_1): Split out ...
137 (wrapup_global_declaration_2): ... from ...
138 (wrapup_global_declarations): ... here. Return bool.
139 (check_global_declaration_1): Split out ...
140 (check_global_declarations): from here.
141 (emit_debug_global_declarations): New.
142 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
143 check_global_declaration_1, emit_debug_global_declarations): Declare.
144 * c-decl.c (c_write_global_declarations_1): Don't create a vector
145 of decls. Call wrapup_global_declaration_1,
146 wrapup_global_declaration_2, check_global_declaration_1 directly.
147 (c_write_global_declarations_2): New.
149 (c_write_global_declarations): Call c_write_global_declarations_2.
150 * langhooks.c (write_global_declarations): Call
151 emit_debug_global_declarations.
153 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
154 remove decls that have DECL_RTL_SET_P.
155 * passes.c (rest_of_decl_compilation): Invoke
156 cgraph_varpool_finalize_decl for all but functions.
158 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
160 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
161 the result of a conversion if the new min and max cannot be compared.
163 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
165 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
166 (override_options): Setting s390_sr_alias_set removed.
167 (save_fpr, save_gprs): Set alias set to vararg or frame.
168 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
169 s390_sr_alias_set with get_frame_alias_set ().
170 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
171 get_varargs_alias_set ().
173 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
177 * c-parser.c (c_parser_objc_method_definition): If the next
178 token is not "{", error out and don't start the function.
180 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
182 * tree-vrp.c (extract_range_from_expr): Move the check for non
183 nullness after the check for gimple invariant.
185 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
187 * tree.c (host_integerp, tree_low_cst): Correct function comment.
189 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
192 * config/m32r.md (movmemsi_internal): Canonicalize order of
193 operands in PLUS component of template.
195 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
197 * reload1.c (fixup_eh_region_note): Remove assertion.
198 (fixup_abnormal_edges): Reverted removal of call to
199 find_many_sub_basic_blocks made on 2005-08-31.
201 2005-09-07 Richard Henderson <rth@redhat.com>
203 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
204 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
205 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
206 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
207 rearrange for better packing.
208 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
209 (lookup_cfa_1): Remove inline marker.
210 (cfa_equal_p): Split out of ...
211 (def_cfa_1): ... here. Use INVALID_REGNUM.
212 (build_cfa_loc): Handle !cfa->indirect.
213 (frame_pointer_cfa_offset): New.
214 (dbx_reg_number): Assert register elimination performed; do
215 leaf register remapping.
216 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
217 (eliminate_reg_to_offset): New.
218 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
219 for verifiably local stack frame addresses; re-base to CFA.
220 (mem_loc_descriptor): Remove can_use_fbreg argument.
221 (concat_loc_descriptor, loc_descriptor): Likewise.
222 (containing_function_has_frame_base): Remove.
223 (rtl_for_decl_location): Don't do register elimination or
224 leaf register remapping here.
225 (secname_for_decl): Split out from ..
226 (add_location_or_const_value_attribute): ... here.
227 (convert_cfa_to_loc_list): New.
228 (compute_frame_pointer_to_cfa_displacement): New.
229 (gen_subprogram_die): Use them.
230 * tree.h (frame_base_decl): Remove.
231 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
232 (prologue_stack_adjust): Remove.
233 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
234 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
235 (set_frame_base_location): Remove.
236 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
237 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
238 (vt_add_function_parameters): Don't eliminate_regs.
239 (vt_initialize): Don't create frame_base_decl.
241 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
243 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
244 version of GNU binutils for 4.x and later.
246 2005-09-06 Mark Mitchell <mark@codesourcery.com>
248 * ggc-page.c (ggc_push_context): Remove.
249 (ggc_pop_context): Likewise.
250 * ggc.h (ggc_push_context): Remove.
251 (ggc_pop_context): Likewise.
253 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
256 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
257 returning from an interrupt handler.
259 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
262 * config/arc/arc.c (output_shift): Add check for loop count when
265 2005-09-06 Steven Bosscher <stevenb@suse.de>
267 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
269 (abs_replacement): Likewise.
270 (pass_phiopt): Remove TODO_update_ssa.
272 2005-09-06 Jakub Jelinek <jakub@redhat.com>
275 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
276 if "return with no value, in function returning non-void" warning
278 * tree-cfg.c (execute_warn_function_return): Don't look at
279 RETURN_EXPRs with TREE_NO_WARNING set.
282 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
283 for internal functions doesn't use registers used by global registers
284 variables. Use fewer register parameters if there are global register
287 2005-09-06 Olivier Hainque <hainque@adacore.com>
288 Eric Botcazou <ebotcazou@adacore.com>
291 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
292 when we would be extracting outside its bit span (bitpos+bitsize
293 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
294 Ada unchecked conversions.
296 2005-09-06 Steven Bosscher <stevenb@suse.de>
298 * tree-ssa-pre.c (try_look_through_load): New function.
299 (compute_avail): Use it to try to look through loads for some
300 more useful expressions.
302 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
304 * simplify-rtx.c (simplify_binary_operation_1): Correct the
305 condition for detecting cases like (a&a) and (a^a).
307 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
309 * common.opt: Add option ftree-vect-loop-version.
310 * params.def: Add --param vect-max-version-checks.
311 * doc/invoke.texi: Document ftree-vect-loop-version and
312 --param vect-max-version-checks.
313 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
314 may_misalign_stmts and defines for accessors.
315 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
316 LOOP_VINFO_MAY_MISALIGN_STMTS.
317 (destroy_loop_vec_info): VEC_free for
318 LOOP_VINFO_MAY_MISALIGN_STMTS.
319 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
320 Update documentation.
321 (vect_update_misalignment_for_peel): New.
322 (vect_enhance_data_refs_alignment): Update to choose loop
323 peeling or loop versioning if appropriate for the (potentially)
324 unaligned data references in the loop.
325 (vect_analyze_data_refs_alignment): Remove call to
326 vect_enhance_data_refs_alignment so the checks can be done
328 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
329 and move up call to vect_analyze_data_refs_alignment.
330 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
331 (vect_transform_loop): Add call to loop_version.
333 2005-09-06 Jakub Jelinek <jakub@redhat.com>
335 PR rtl-optimization/23098
336 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
337 * simplify-rtx.c (constant_pool_reference_p): New function.
338 * rtl.h (constant_pool_reference_p): New prototype.
339 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
340 constant_pool_reference_p in condition and
341 avoid_constant_pool_reference in preparation statements.
343 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
345 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
346 STRICT_LOW_PART SETs.
348 2005-09-06 Alan Modra <amodra@bigpond.net.au>
351 * except.c (sjlj_emit_function_enter): Find the function begin
352 note even when it's not in first basic block.
354 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
356 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
357 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
358 * aclocal.m4: Regenerate.
360 2005-09-05 DJ Delorie <dj@redhat.com>
362 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
365 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
367 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
368 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
369 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
370 Follow spelling conventions.
371 * doc/invoke.texi: Follow spelling conventions.
373 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
375 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
376 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
377 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
379 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
382 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
383 (output_stack_adjust): Use gen_tmp_stack_mem.
384 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
385 (sh_set_return_address, sh_allocate_initial_value): Likewise.
386 (sh_get_pr_initial_val): Likewise.
387 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
388 (sh_initialize_trampoline): Likewise. Also use adjust_address.
389 * sh.md (divsi_inv_m0): Use gen_const_mem.
390 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
391 (movdf_i4+1): Use gen_tmp_stack_mem.
392 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
393 (fpu_switch+2): Likewise.
394 (movv4sf_i, movv16sf_i): Use adjust_address.
395 (symGOT_load): Set MEM_NOTRAP_P bit.
397 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
400 * pa.c (emit_move_sequence): Fix typo in last change.
402 2005-09-03 Jakub Jelinek <jakub@redhat.com>
404 PR rtl-optimization/23454
405 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
408 2005-09-03 Richard Henderson <rth@redhat.com>
409 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
412 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
415 2005-09-02 Nicolas Pitre <nico@cam.org>
417 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
418 to bit_count to 32 bits.
420 2005-08-31 Mark Mitchell <mark@codesourcery.com>
423 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
424 generating synthetic loads from volatile lvalues.
426 005-09-02 Nick Clifton <nickc@redhat.com>
428 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
429 __ctzhi2, __clzhi2): New functions.
431 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
434 * tree-nested.c (struct var_map_elt): Mark with GTY.
435 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
437 (lookup_field_for_decl): Allocate new element in GC memory.
438 (lookup_tramp_for_decl): Likewise.
439 (convert_nl_goto_reference): Likewise
440 (create_nesting_tree): Allocate info in GC memory. Likewise for
442 (free_nesting_tree): Free with ggc_free instead of free.
443 (root): New static variable.
444 (lower_nested_functions): Remove root as local variable. And zero out
445 root at the end of the function.
447 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
449 PR rtl-optimization/20365
450 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
451 to short. New member ix.
452 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
453 (simplify_plus_minus): Initialize ix members before calling qsort.
455 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
457 PR tree-optimization/23626
458 * tree-cfg.c (replace_uses_by): Clean up eh info.
460 2005-09-01 DJ Delorie <dj@redhat.com>
462 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
465 2005-09-01 David Edelsohn <edelsohn@gnu.org>
467 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
468 (rs6000_split_multireg_move): Use replace_equiv_address instead of
471 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
473 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
474 do not issue warning for a variable definition following
477 2005-09-01 Richard Henderson <rth@redhat.com>
480 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
481 conversion to CONST_VECTOR.
483 2005-09-01 Richard Henderson <rth@redhat.com>
486 * reload1.c (reload_as_needed): Check !CALL_P before calling
487 fixup_eh_region_note.
488 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
490 2005-09-01 DJ Delorie <dj@redhat.com>
492 * varasm.c (output_constant): Let the target resolve
493 conversions of addresses to non-default pointer sizes.
495 2005-09-01 Nicolas Pitre <nico@cam.org>
497 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
498 to alow matching ARM pre-indexed addressing mode.
499 (arm_override_options): Remove now irrelevant comment.
501 2005-09-01 Phil Edwards <phil@codesourcery.com>
503 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
504 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
505 * config/i386/vxworks.h: Likewise.
506 * config/i386/t-vxworksae: New file, for VxWorks AE.
507 * config/i386/vxworksae.h: Likewise.
509 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
511 PR tree-optimization/23410
512 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
513 sequence is not wrapping during the first step.
515 2005-09-01 Jakub Jelinek <jakub@redhat.com>
518 * dwarf2out.c (base_type_die): Compare char_type_node with
519 TYPE_MAIN_VARIANT (type), not type.
521 2005-09-01 Richard Guenther <rguenther@suse.de>
523 PR tree-optimization/15366
524 * common.opt: Add -finline-functions-called-once.
525 Put -fearly-inlining in alphabetically ordered place.
526 * doc/invoke.texi: Document new option.
527 * ipa-inline.c (cgraph_decide_inlining): Honour
528 flag_inline_functions_called_once.
530 2005-09-01 Jakub Jelinek <jakub@redhat.com>
532 PR rtl-optimization/23478
533 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
534 (alloc_qty): Initialize it.
535 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
536 (combine_regs): Combine also n_throwing_calls_crossed fields.
537 (find_free_reg): Don't attempt to caller-save pseudos crossing
538 calls that might throw.
539 * global.c (struct allocno): Add throwing_calls_crossed field.
540 (global_alloc): Revert 2005-08-22 change. Initialize
541 throwing_calls_crossed.
542 (find_reg): Don't attempt to caller-save pseudos crossing calls that
545 2005-09-01 Alan Modra <amodra@bigpond.net.au>
548 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
549 (mask64_operand): Reinstate code prior to 2005-06-11 change.
550 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
551 (and64_2_operand): Tweak to use predicate.
552 (and_operand): Adjust for mask_operand changes.
553 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
554 (print_operand): Likewise.
555 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
556 (mask64_1or2_operand): Delete.
557 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
558 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
559 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
560 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
561 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
562 (rotldi3_internal4): Likewise.
563 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
564 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
565 (ashldi3_internal7): Likewise.
566 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
567 (ashldi3_internal, ashldi3_internal9 split): Likewise.
568 (anddi3 split): Don't match mask64_operand.
569 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
570 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
571 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
572 't' splitter predicate.
573 (movdi_internal64 + 2): Revert 2005-06-11 change.
575 2005-08-31 DJ Delorie <dj@redhat.com>
577 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
578 (m32c_asm_integer): Add support for 32 bit pointers.
580 2005-08-31 Richard Henderson <rth@redhat.com>
582 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
583 component-like references for setting MEM_NOTRAP_P.
585 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
586 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
588 2005-08-31 Richard Henderson <rth@redhat.com>
590 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
591 into a pseudo before applying gen_lowpart.
593 2005-08-31 Geoffrey Keating <geoffk@apple.com>
595 * doc/install.texi (Specific): Update cctools version required
596 for full functionality.
597 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
598 linkers as -macosx_version_min.
600 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
603 * sh.c (print_operand, %R and %S): Add handling of floating point
604 registers, memory, constants and invalid operands.
606 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
608 * ipa-pure-const.c: Change dump name.
610 2005-08-31 Uros Bizjak <uros@kss-loka.si>
613 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
614 to "reg_or_0_operand".
615 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
617 2005-08-31 Dale Johannesen <dalej@apple.com>
619 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
620 loops that count down.
622 2005-08-31 Richard Henderson <rth@redhat.com>
625 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
626 (fixup_eh_region_note): New.
627 (reload_as_needed): Call it.
628 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
629 don't call find_many_sub_basic_blocks; call verify_flow_info.
630 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
631 (keep_stack_depressed): Likewise.
632 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
634 2005-08-31 Richard Henderson <rth@redhat.com>
636 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
639 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
641 * expr.c (expand_expr_real_1): Compare size of address
642 mode to target's address mode size in deciding expansion of
643 the constant address.
645 2005-08-31 Richard Guenther <rguenther@suse.de>
648 * expr.c (all_zeros_p): New function.
649 (expand_expr_real_1): Handle the case of an all-zero
650 non-addressable constructor separately.
652 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
654 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
655 arguments, adjust all callers.
656 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
658 2005-08-30 Richard Henderson <rth@redhat.com>
661 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
662 whenever the mode sizes match.
664 2005-08-31 Alan Modra <amodra@bigpond.net.au>
666 * calls.c (load_register_parameters): Fix comment typo.
667 * expr.c (emit_push_insn): Comment formatting.
669 2005-08-30 Ian Lance Taylor <ian@airs.com>
671 * config/i386/x-cygwin (host-cygwin): Change dependency from
672 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
674 2005-08-29 Geoffrey Keating <geoffk@apple.com>
676 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
679 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
682 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
685 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
688 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
689 beginning. Remove $(INCLUDES) from all the rules, if following
690 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
692 2005-08-29 Jakub Jelinek <jakub@redhat.com>
695 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
696 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
697 not constant, but maxlen is, don't set len to maxlen, rather
698 set maxlen to len if len is a constant.
700 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
702 PR tree-optimization/23475
703 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
706 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
708 Fix PR middle-end/22455
710 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
711 Checksum only the parts of the tree that exist for the tree code.
713 2005-08-28 Dale Johannesen <dalej@apple.com>
715 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
717 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
719 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
721 2005-08-28 Richard Henderson <rth@redhat.com>
723 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
724 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
727 2005-08-28 Jakub Jelinek <jakub@redhat.com>
730 * builtins.c (get_memory_rtx): Don't strip nops
731 in between COMPONENT_REFs.
733 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
736 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
738 (gimplify_modify_expr): Check for zero sized types and gimplify the
739 rhs and lhs as statements.
741 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
744 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
745 state for return address column of signal frames.
747 2005-08-27 David Edelsohn <edelsohn@gnu.org>
750 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
751 bytes >= 2 not bytes == 2.
752 (expand_block_move): Same.
754 2005-08-27 Richard Guenther <rguenther@suse.de>
757 * config/i386/sse.md (sse2_movsd): Add missing closing
760 2005-08-27 Paul Brook <paul@codesourcery.com>
762 * genrecog.c (enum decision_type): Add DT_num_insns.
763 (struct decision_test): Add u.num_insns.
764 (add_to_sequence): Add DT_num_insns test.
765 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
766 (write_cond, debug_decision_2): Ditto.
767 (change_state): Assume peep2_next_insn never fails.
768 Remove "afterward" argument.
769 (write afterward, write_tree): Update to match.
770 * recog.c (peep2_current_count): New variable.
771 (peep2_next_insn): Check it.
772 (peephole2_optimize): Set peep2_current_count.
773 * recog.h (peep2_current_count): Declare.
775 2005-08-26 Josh Conner <jconner@apple.com>
778 * ipa-pure-const.c (check_tree): Check for volatile-ness
779 when considering a dereference.
781 2005-08-27 Jakub Jelinek <jakub@redhat.com>
783 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
785 2005-08-26 Jakub Jelinek <jakub@redhat.com>
787 PR rtl-optimization/23561
788 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
789 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
790 at most LEN bytes long memory fits into the field.
791 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
792 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
793 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
795 2005-08-26 Richard Henderson <rth@redhat.com>
798 * loop.c (biased_biv_may_wrap_p): New.
799 (maybe_eliminate_biv_1): Use it to suppress non-equality
800 comparison transformations. Delete disabled code.
802 2005-08-26 Ian Lance Taylor <ian@airs.com>
804 * combine.c (make_extraction): Avoid reference outside object.
806 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
808 * stor-layout.c (finalize_type_size): Restore behaviour for
809 non-aggregate types to the status quo ante of the patch for
810 pr 23467. Document why it matters.
812 2005-08-26 Jakub Jelinek <jakub@redhat.com>
815 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
816 array by one element, initialize the BT_LAST element with NULL.
818 2005-08-26 David Edelsohn <edelsohn@gnu.org>
820 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
823 (compare_plus_eqsi): Same.
824 (plus_eqsi_compare): Same.
825 (neg_eq0<mode>): Same.
826 (neg_eq<mode>): Same.
828 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
831 2005-08-26 Nick Clifton <nickc@redhat.com>
833 * config/v850/v850.c (ep_memory_operand): Return FALSE if
834 TARGET_EP is not defined.
835 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
836 TARGET_EP is enabled.
837 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
838 * config/v850/v850.md (save_all_interrupt): Only use the EP
839 register if TARGET_EP is defined.
840 (restore_all_interrupt): Likewise.
841 * config/v850/lib1funcs.asm: Update functions so that the EP
842 register is only used if __EP__ is defined.
844 2005-08-26 David Ung <davidu@mips.com>
846 * config/mips/mips.c (mips_expand_prologue): Handle case when
847 generating for MIPS16 and the outgoing argument area is more than
848 SMALL_OPERAND. Use the frame pointer as temporary to generate the
851 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
853 * config/crx/crx.md: Make doloop_end pattern usage controllable
854 via mloop-nesting=<max-nesting> command line switch. Make sure
855 the combiner cannot use doloop_end_<mode> in an illegal way.
856 * config/crx/crx.c: Use regs up to r6 for argument passing.
857 Refine crx_address_cost (non cst4 displacements are expensive).
858 * config/crx/crx.opt: Add switch for mloop-nesting=.
860 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
862 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
863 (UNSPEC_MVST): New constant.
865 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
867 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
868 Reject operands containing eliminable registers.
869 * testsuite/gcc.dg/20050825-1.c: New testcase.
871 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
872 Jan Hubicka <jh@suse.cz>
874 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
876 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
878 PR tree-optimization/23546
879 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
882 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
884 * params.def (PARAM_MIN_SPEC_PROB): New.
885 * sched-rgn.c (MIN_PROBABILITY): Delete.
886 (compute_trg_info): Convert to PARAM_VALUE.
887 * doc/invoke.texi (param): Document min-spec-prob.
889 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
891 * config/darwin.h: define __PIC__
892 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
893 TARGET_OS_CPP_BUILTINS macro.
895 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
897 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
900 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
902 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
904 * cfghooks.c (duplicate_block): Added position where to place
905 new block as argument.
906 * cfghooks.h (duplicate_block): Declaration changed.
907 * cfglayout.c (copy_bbs): Add argument after. Pass it to
909 * cfglayout.h (copy_bbs): Declaration changed.
910 * cfgloop.h (loop_version): Declaration changed.
911 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
912 position to copy_bbs.
913 (loop_version): Pass position to duplicate_loop_to_header_edge.
914 Add place_after argument and position new blocks according to
916 * modulo-sched.c (sms_schedule): Pass place_after argument
918 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
919 * tree-cfg.c (split_edge_bb_loc): New function.
920 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
921 to determine position of new blocks.
922 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
924 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
925 argument to duplicate_block.
926 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
927 Pass position to copy_bbs.
929 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
931 * fold-const.c (ptr_difference_const): Use
932 cst_and_fits_in_hwi instead of host_integerp.
934 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
936 * config/darwin.c (gen_pic_offset): New.
937 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
940 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
942 PR tree-optimization/23486
943 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
945 2005-08-23 Phil Edwards <phil@codesourcery.com>
947 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
949 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
951 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
952 configuration files to override the default value.
954 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
955 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
956 * config/vx-common.h: New file, split out from...
957 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
958 * config/vxworksae.h: New file, for VxWorks AE.
959 * config/vxworks.opt: New file.
960 * config/vxlib.c: Update for VxWorks 6.
962 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
963 other MULTILIB_* variables appropriately.
964 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
965 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
966 * config/rs6000/vxworks.h: Update for VxWorks 6.
967 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
969 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
972 * config/darwin.c (machopic_select_section): Remove the hack to
973 mark "::operator new" and "::operator delete" for coalescing
974 even though they are not weak.
976 2005-08-24 Alan Modra <amodra@bigpond.net.au>
978 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
979 * configure: Regenerate.
981 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
984 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
986 * convert.c (convert_to_integer, convert_to_vector): Likewise.
987 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
990 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
992 * config/rs6000/predicates.md (equality_operator): New.
993 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
994 comparison with a large constant.
996 2005-08-23 Mark Mitchell <mark@codesourcery.com>
998 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
1000 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
1002 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
1003 registers is even, and we have a hardware double precision fp,
1005 (sh_gimplify_va_arg_expr): For floating point arguments, consider
1006 size of current argument when checking if argument was passed in
1009 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
1012 * stor-layout.c (finalize_type_size): Dont override
1013 existing alignment with a smaller alignment from the mode.
1015 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
1017 * lambda-code.c (lambda_vector_lexico_pos): Moved...
1018 * lambda.h (lambda_vector_lexico_pos): ... here.
1019 * tree-data-ref.c (build_classic_dist_vector): Return false when
1020 the distance vector is lexicographically negative.
1022 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
1024 PR tree-optimization/23511
1025 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
1026 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
1028 2005-08-23 Jakub Jelinek <jakub@redhat.com>
1030 PR tree-optimization/22043
1031 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
1032 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
1033 If ALLOW_FLEXARR, handle types ending with flexible array member.
1034 Pass false as second argument to recursive count_type_elements calls.
1035 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
1036 argument to count_type_elements call.
1037 * tree-sra.c (decide_block_copy): Likewise.
1038 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
1039 for a constant-sized object, set cleared as well. Pass true as
1040 second argument to count_type_elements call.
1042 2005-08-23 Alan Modra <amodra@bigpond.net.au>
1045 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
1046 from legitimate_small_data_p, and make global. Update use.
1047 Remove forward declaration.
1048 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
1050 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
1052 2005-08-23 David Edelsohn <edelsohn@gnu.org>
1054 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
1055 of scratch intermediates.
1056 (eq<mode>_compare): Same.
1057 (neg_eq0<mode>): New.
1058 (neg_eq<mode>): Convert to define_insn_and_split.
1060 2005-08-23 Alan Modra <amodra@bigpond.net.au>
1063 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
1064 stdarg functions, set/clear the fp marker even when no variable
1066 * config/rs6000/sysv4.opt (mprototype): Describe.
1068 2005-08-22 Jakub Jelinek <jakub@redhat.com>
1070 PR rtl-optimization/23478
1071 * regs.h (reg_info): Add throw_calls_crossed.
1072 (REG_N_THROWING_CALLS_CROSSED): Define.
1073 * flow.c (allocate_reg_life_data): Initialize
1074 REG_N_THROWING_CALLS_CROSSED.
1075 (propagate_one_insn, attempt_auto_inc): Update
1076 REG_N_THROWING_CALLS_CROSSED.
1077 * global.c (global_alloc): Don't allocate pseudos across
1078 calls that may throw.
1080 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
1083 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
1084 value is inbetween the range if we did not find an exact match.
1086 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
1088 * doc/invoke.texi (Option Summary): Add ms1 options.
1089 * doc/extend.texi: Document interrupt handler attribute for ms1.
1090 * doc/md.texi: Document ms1 constraints.
1091 * config.gcc: Add ms1-*-elf.
1092 * config/ms1/ms1.h: New.
1093 * config/ms1/ms1.c: New.
1094 * config/ms1/ms1.md: New.
1095 * config/ms1/ms1-protos.h: New.
1096 * config/ms1/ABI.txt: New.
1097 * config/ms1/crti.asm: New.
1098 * config/ms1/crtn.asm: New.
1099 * config/ms1/lib2extra-funcs.c: New.
1100 * config/ms1/t-ms1: New.
1101 * config/ms1/ms1.opt: New.
1103 2005-08-22 Ira Rosen <irar@il.ibm.com>
1105 * config/rs6000/altivec.md (xorv4sf3): New.
1106 (negv4sf2, neg<mode>2): Likewise.
1108 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
1111 * config/ia64/ia64.md (divsi3): Check divide by zero.
1112 (udivsi3): Likewise.
1114 (udivdi3): Likewise.
1116 2005-08-21 Jakub Jelinek <jakub@redhat.com>
1118 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
1119 up to elem_bitsize bits, not max_bitsize.
1121 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
1123 PR tree-optimization/23433
1124 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
1125 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
1127 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
1129 PR tree-optimization/23434
1130 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
1131 the iteration bound is not an INTEGER_CST.
1133 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
1135 * tree-vect-transform.c (get_initial_def_for_reduction): Set
1136 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
1137 NULL if need_epilog_adjust is false.
1138 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
1139 Case 3 always peels first itration, not just for PLUS case, and no need
1140 to use scalar_initial_def here. Create an epilog adjustment only if
1141 scalar_initial_def is not NULL.
1143 (vectorizable_reduction): Remove assert.
1145 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
1148 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
1149 (__moddi3): Likewise.
1150 (__udivdi3): Likewise.
1151 (__umoddi3): Likewise.
1152 (__divsi3): Likewise.
1153 (__modsi3): Likewise.
1154 (__udivsi3): Likewise.
1155 (__umodsi3): Likewise.
1157 2005-08-20 Jakub Jelinek <jakub@redhat.com>
1159 * tree-pass.h (TDF_GRAPH): Define.
1160 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
1161 * passes.c (finish_optimization_passes): Only call
1162 finish_graph_dump_file if TDF_GRAPH is set.
1163 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
1164 NULL. Set TDF_GRAPH bit.
1165 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
1167 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
1169 * arm.h (arm_stack_offsets): Add locals_base field.
1170 * arm.c (arm_get_frame_offsets): Compute it.
1171 (thumb_compute_initial_elimination offset): Make the Thumb frame
1172 pointer point to the base of the local variables.
1173 (thumb_expand_prologue): Update accordingly.
1174 (thumb_expand_epilogue): Likewise.
1176 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
1177 mode of clobbered scratch to DImode. Handle a case that's known to
1180 2005-08-19 David Edelsohn <edelsohn@gnu.org>
1182 * config/rs6000/rs6000.md (gt0<mode>): Delete.
1183 (gt0<mode>_compare): Delete.
1184 (neg_gt0<mode>): Delete.
1186 2005-08-19 Eric Christopher <echristo@apple.com>
1188 * optabs.h: Change CTI_ to COI_.
1191 2005-08-19 James E Wilson <wilson@specifix.com>
1193 * builtins.c (expand_builtin_return_addr): Set
1194 current_function_accesses_prior_frames when count != 0. Use
1195 frame_pointer_rtx when count == 0.
1196 * function.h (struct function): Add accesses_prior_frames field.
1197 (current_function_accesses_prior_frames): Define.
1198 * reload1.c (init_elim_table): Check
1199 current_function_accesses_prior_frames.
1200 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
1202 2005-08-19 Diego Novillo <dnovillo@redhat.com>
1204 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
1205 indicator. Return true if the flowgraph changed during
1208 2005-08-19 Diego Novillo <dnovillo@redhat.com>
1211 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
1212 conditional expression before testing its value.
1214 2005-08-19 Diego Novillo <dnovillo@redhat.com>
1216 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
1218 2005-08-19 Devang Patel <dpatel@apple.com>
1220 PR tree-optimization/23048
1221 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
1222 third parameter. Check whether latch is dominated by exit
1224 (if_convertible_loop_p): Supply exit block itself to
1225 if_convertible_bb_p.
1227 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
1230 * arm.md (arm_load_pic_register): Change argument to the mask of
1231 saved registers. Call thumb_find_work_register if we need a
1232 scratch register on Thumb.
1233 (arm_expand_prologue): Pass empty register set to
1234 arm_load_pic_register.
1235 (thumb_expand_prologue): Pass live_regs_mask directly to
1236 arm_load_pic_register.
1237 * arm-protos.h (arm_load_pic_register): Update prototype.
1239 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
1241 * sh.c (find_sole_member): New function.
1242 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
1243 if the record's alignment is larger than the size of its only member.
1245 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
1248 * arm.c (thumb_legitimize_reload_address): New function.
1249 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
1250 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
1252 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
1254 * config/crx/crx.c: Implement crx_decompose_address. Reject
1255 symbolic displacements since CRX register relative adressing
1256 mode can't handle unsigned 32-bit values as displacements.
1257 * config/crx/crx.h: Simplify definitions, remove redundant
1258 parenthesis and obsolete macros.
1259 * config/crx/crx.opt: Add new switch for debugging addresses.
1260 * config/crx/crx-protos.h: Add new declarations for above.
1262 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
1265 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
1268 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1270 * collect2.c (dup2): Delete.
1271 * configure.ac: Don't check for dup2.
1273 * config.in, configure: Regenerate.
1275 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
1277 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
1278 record with the type of its only member.
1280 2005-08-18 David Edelsohn <edelsohn@gnu.org>
1282 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
1283 define_insn_and_split.
1284 (plus_ltu<mode>_compare): Same.
1285 (gtu<mode>_compare): Same.
1286 (plus_gtu<mode>_compare): Same.
1288 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
1290 PR tree-optimization/22228
1291 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
1293 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
1294 are recorded in vect_vnames_to_rename for renaming.
1295 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
1296 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
1297 in vect_vnames_to_rename.
1298 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
1299 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
1301 2005-08-18 Jan Hubicka <jh@suse.cz>
1304 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
1305 info only for local statics, not for member variables.
1307 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1309 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
1311 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1313 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
1315 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
1318 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
1320 2005-08-17 James E Wilson <wilson@specifix.com>
1322 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
1325 2005-08-17 David Edelsohn <edelsohn@gnu.org>
1327 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
1328 (leu<mode>_compare): Same.
1329 (plus_leu<mode>): Same.
1330 (neg_leu<mode>): Same.
1331 (and_neg_leu<mode): Same.
1332 (ltu<mode>_compare): Same.
1333 (plus_ltu<mode>): Same.
1335 (geu<mode>_compare): Same.
1336 (plus_geu<mode>): Same.
1337 (neg_geu<mode>): Same.
1338 (and_neg_geu<mode>): Same.
1339 (plus_gt<mode>): Same.
1340 (gtu<mode>_compare): Same.
1341 (plus_gtu<mode>): Same.
1343 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
1345 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
1346 Move call_table_data to end. Delete spurious .text.
1347 (callt_save_all_interrupt): Fix comment typo.
1349 2005-08-17 James E Wilson <wilson@specifix.com>
1350 Kevin Winchester <winchester@amirix.com>
1353 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
1355 2005-08-17 Uros Bizjak <uros@kss-loka.si>
1358 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
1359 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
1361 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
1363 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
1364 record with the type of its only member if the modes don't match.
1366 * varasm.c (decode_reg_name): Skip empty additional register names.
1368 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
1370 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
1371 lsm_tmp_name_length): New.
1372 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
1373 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
1375 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1376 Andreas Krebbel <krebbel1@de.ibm.com>
1378 * config.gcc: Added z9-109 switch.
1379 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
1380 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
1381 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
1382 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
1383 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
1384 for "z9_109" cpu attribute.
1385 * config/s390/s390.c (z9_109_cost): New processor cost structure.
1386 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
1387 (s390_handle_arch_option): Added z9-109 switch.
1388 (override_options): Set respective cost function for z9-109.
1389 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
1390 (legitimate_reload_constant_p): Accept extended immediates.
1391 (print_operand): Three new output modifiers added: k, m and o.
1392 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
1393 (s390_output_mi_thunk): Use extended immediate when possible.
1394 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
1395 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
1396 (CONSTRAINT_LEN): Added length of O constraint.
1397 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
1398 * config/s390/s390.md ("cpu"): New value z9_109 added.
1399 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
1400 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
1401 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
1402 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
1403 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
1404 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
1405 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
1406 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
1407 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
1408 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
1409 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
1410 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
1411 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
1412 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
1413 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
1415 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
1416 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
1417 insns for TARGET_EXTIMM.
1419 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
1421 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
1423 2005-08-17 Nick Clifton <nickc@redhat.com>
1425 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
1426 Call default_encode_section_info.
1428 2005-08-17 Steven Bosscher <stevenb@suse.de>
1430 PR tree-optimization/21574
1431 * tree-ssa-ccp.c (likely_value): If the right hand side is a
1432 constant, return CONSTANT.
1433 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
1434 (ccp_fold, visit_assignment): Likewise.
1435 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
1437 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
1439 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
1440 fold_buildN instead of buildN then fold_initializer or fold.
1441 (build_unary_op): Likewise.
1442 (build_binary_op): Likewise.
1443 * fold-const.c (fold_initializer): Remove.
1444 (fold_build1_initializer): New function.
1445 (fold_build2_initializer): New function.
1446 (fold_build3_initializer): New function.
1447 * tree.h (fold_initializer): Remove.
1448 (fold_build1_initializer): New function.
1449 (fold_build2_initializer): New function.
1450 (fold_build3_initializer): New function.
1452 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
1454 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
1455 (try_move_mult_to_index): Call fold_build2 instead of build2.
1456 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
1457 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
1458 fold_binary_to_constant.
1459 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
1461 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
1462 check if A == gcd (A, B). Remove TYPE argument.
1463 (analyze_offset) Use fold_build2 instead of fold (build.
1464 (create_data_ref): Likewise.
1465 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
1466 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
1469 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
1471 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
1472 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
1474 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
1477 * gimplify.c (zero_sized_type): New function.
1478 (gimplify_modify_expr_rhs): If we have a zero sized type,
1479 replace the statement with an empty statement.
1481 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
1483 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
1486 2005-08-16 Ian Lance Taylor <ian@airs.com>
1488 * doc/tm.texi (Label Output): Correct typo.
1490 2005-08-16 Steven Bosscher <stevenb@suse.de>
1493 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
1494 force_operand will work later on using have_insn_for.
1496 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1498 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
1500 2005-08-16 Ian Lance Taylor <ian@airs.com>
1503 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
1504 vector type, don't try to construct it element by element. Add an
1505 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
1507 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1509 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
1511 2005-08-16 Geoffrey Keating <geoffk@apple.com>
1513 * doc/invoke.texi (Precompiled Headers): Document some more options
1514 which are known to be safe.
1516 2005-08-16 James E Wilson <wilson@specifix.com>
1518 PR tree-optimization/21105
1519 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
1520 TREE_OVERFLOW check.
1522 2005-08-16 David Edelsohn <edelsohn@gnu.org>
1524 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
1525 (neg_ltu<mode>): Same.
1527 (neg_gtu<mode>): Same.
1529 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1531 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
1532 (fold_builtin_isdigit): Use fold_buildN.
1533 (build_function_call_expr): Likewise.
1534 * c-typeck.c (c_finish_loop): Likewise.
1536 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
1537 Richard Shann <rshann@superh.com>
1539 PR middle-end/20396:
1540 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
1542 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
1544 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
1546 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
1549 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
1550 arm_compure_save_reg0_reg12_mask to determine when the PIC register
1553 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1556 * fold-const.c (build_range_check): Disable optimization for function
1557 pointer expressions on targets that require function pointer
1560 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
1562 * simplify-rtx.c (simplify_const_relational_operation): When
1563 extracting arguments of a COMPARE, recompute the mode as well.
1565 2005-08-15 Ian Lance Taylor <ian@airs.com>
1567 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
1569 2005-08-15 DJ Delorie <dj@redhat.com>
1571 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
1573 (movsi_splittable): Allow, but split, moves to the stack.
1574 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
1577 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1579 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
1580 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
1581 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
1583 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
1584 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
1585 Delete HOST_PTR_PRINTF.
1587 * configure, config.in: Regenerate.
1589 2005-08-15 David Edelsohn <edelsohn@gnu.org>
1591 * config/rs6000/rs6000.md (QHSI): New mode macro.
1592 (wd): Extend mode attr for QImode and HImode
1593 (dbits): New mode attr.
1594 (zero_extend<mode>di2): Convert to mode macro.
1596 2005-08-15 Steve Ellcey <sje@cup.hp.com>
1599 * doc/invoke.texi (-mgnu-ld): Update description.
1602 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
1605 * Makefile.in (tree-chrec.o): Depends on real.h.
1606 * tree-chrec.c: Include real.h.
1607 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
1608 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
1609 * tree-scalar-evolution.c (add_to_evolution_1,
1610 interpret_rhs_modify_expr): Ditto.
1612 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
1615 * tree-data-ref.c (estimate_niter_from_size_of_data): When
1616 step is negative compute the estimation from init downwards to zero.
1618 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
1620 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
1622 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
1624 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
1626 (legitimate_reload_constant_p): Fix handling of lliXX operands.
1627 Accept double-word constants that can be split.
1628 * config/s390/s390.md ("movti"): Use 'P' constraint.
1629 ("*movdi_31", "*movdf_31"): Likewise.
1631 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
1633 Fix PR tree-optimization/22615
1635 * tree-ssa-structalias.c (solution_set_add): Handle
1636 first_vi_for_offset returning NULL.
1637 (do_da_constraint): Ditto.
1638 (do_sd_constraint): Ditto.
1639 (do_ds_constraint): Ditto
1640 (find_func_aliases): Ditto.
1641 (build_constraint_graph): RHS is allowed be ANYTHING.
1642 (first_vi_for_offset): Return NULL if we couldn't find anything at
1645 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
1647 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
1648 over memory as first operand.
1650 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
1653 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
1654 available for setting it.
1656 2005-08-14 Ira Rosen <irar@il.ibm.com>
1658 PR tree-optimization/23320
1659 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
1660 data-refs' types instead of base object nullness. Add check for
1661 pointer type data-refs before first location comparison. Remove
1664 2005-08-14 Andreas Schwab <schwab@suse.de>
1666 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
1668 2005-08-13 James E Wilson <wilson@specifix.com>
1670 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
1671 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
1672 -fstack-protector-all, --param ssp-buffer-size): Document.
1673 (-Wvariadic-macros): Alphabetize.
1674 (-fsched-stalled-insns-dep): Add missing 'f'.
1676 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
1679 2005-08-13 David Edelsohn <edelsohn@gnu.org>
1681 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
1682 or indirect address operand.
1683 (EXTRA_ADDRESS_CONSTRAINT): New.
1684 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
1686 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
1688 PR tree-optimization/22236
1689 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
1690 successors and predecessors.
1691 * tree-chrec.c (chrec_convert): Before converting, check that
1692 sequences don't wrap.
1693 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
1694 (analyze_array): Extern.
1695 (find_data_references_in_loop): Remove call to
1696 compute_estimated_nb_iterations.
1697 * tree-data-ref.h (analyze_array): Declared.
1698 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
1699 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
1700 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
1701 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
1703 * tree-ssa-loop-ivcanon.c: Fix documentation.
1704 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
1705 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
1706 (infer_loop_bounds_from_undefined): New.
1707 (estimate_numbers_of_iterations_loop): Use
1708 infer_loop_bounds_from_undefined.
1709 (used_in_pointer_arithmetic_p): New.
1710 (scev_probably_wraps_p): Pass an extra parameter. Call
1711 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
1712 (convert_step): Fix documentation.
1713 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
1714 Use initial_condition_in_loop_num and evolution_part_in_loop_num
1715 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
1716 scev_probably_wraps_p.
1718 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
1720 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
1721 (s390_register_info): Ignore clobbered_regs information for fixed
1722 registers, and only fixed registers.
1723 (s390_init_frame_layout): Remove redundant call.
1725 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
1727 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
1728 description of -Wold-style-casts.
1730 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1731 Jakub Jelinek <jakub@redhat.com>
1733 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
1734 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
1735 * config/s390/s390.c (print_operand): New output modifier 'G' added.
1736 (get_thread_pointer): Renamed to s390_get_thread_pointer.
1737 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
1738 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
1739 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
1740 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
1741 ("stack_protect_set", "stack_protect_test"): New expanders.
1742 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
1743 "stack_protect_testdi"): New insn definitions.
1745 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1747 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
1749 2005-08-12 Paul Brook <paul@codesourcery.com>
1751 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
1753 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1755 * config/s390/predicates.md (setmem_operand): New predicate.
1756 (shift_count_operand): Accept ANDs with special constants as
1758 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
1759 with special constants.
1760 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
1761 shift_count_operand with setmem_operand.
1763 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1765 * config/s390/s390.c (s390_extract_part, s390_single_part):
1767 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
1768 (s390_output_mi_thunk): Don't use lg on 31 bit.
1769 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
1770 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
1772 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1774 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
1775 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
1776 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
1777 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
1778 with one of the new macros.
1780 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1782 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
1783 Don't set save_return_addr_p.
1784 (s390_register_info): Make clobbered_regs not depending on
1787 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
1789 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
1790 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
1792 2005-08-11 James E. Wilson <wilson@specifix.com>
1794 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
1796 2005-08-11 Jakub Jelinek <jakub@redhat.com>
1798 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
1799 locations gathered by var-tracking in single entry loc_list
1800 over loc_descriptor_from_tree.
1802 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
1803 pass it down to loc_descriptor.
1804 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
1805 (containing_function_has_frame_base): Move earlier in the file.
1806 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
1807 instead of always assuming fbreg can't be used.
1809 2005-08-11 David Edelsohn <edelsohn@gnu.org>
1811 * config/rs6000/altivec.md: Change constraint "m" to "Z".
1812 * config/rs6000/predicates.md (indexed_or_indirect_operand):
1813 Accept address wrapped in AND for Altivec.
1814 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
1815 Strip AND wrapping offset address for Altivec.
1817 2005-08-11 Richard Henderson <rth@redhat.com>
1820 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
1821 before using TYPE_IS_SIZETYPE.
1823 2005-08-11 Richard Henderson <rth@redhat.com>
1826 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
1827 insn types not present on ev4.
1828 (alphaev5_insn_pipe): Similarly.
1830 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
1833 * arm.c (arm_override_options): If the user has selected callee-super-
1834 interworking, then enable normal interworking.
1836 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1838 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
1841 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
1843 * doc/rtl.texi: Fix two typos.
1845 2005-08-11 Richard Guenther <rguenther@suse.de>
1848 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
1849 cases where we call to/from functions returning void.
1851 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
1854 * tree.c (build_pointer_type_for_mode): Robustify.
1856 2005-08-10 James E Wilson <wilson@specifix.com>
1858 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
1859 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
1861 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
1864 2005-08-10 Eric Christopher <echristo@apple.com>
1866 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
1867 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
1870 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
1873 * config/darwin.c (machopic_indirect_data_reference): Use a new register
1874 for the high part when generating dynamic-no-pic code.
1876 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
1878 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
1879 (x86_64-*-linux*): Likewise.
1881 * config/i386/crtfastmath.c: New file.
1882 * config/i386/t-crtfm: Likewise.
1884 * config/i386/linux.h (ENDFILE_SPEC): New.
1885 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
1887 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
1890 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
1892 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
1893 (vec_shl, vec_shr): Document new operations.
1894 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
1896 2005-08-10 David Edelsohn <edelsohn@gnu.org>
1898 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
1899 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
1900 change predicate to indexed_or_indirect_address.
1902 2005-08-10 Richard Sandiford <richard@codesourcery.com>
1904 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
1905 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
1906 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
1907 and __aeabi_uwrite8.
1908 * config/arm/unaligned-funcs.c: New file.
1909 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
1911 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
1913 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
1915 * cfglayout.c (pass_insn_locators_initialize): Add dump.
1916 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
1918 * except.c (pass_convert_to_eh_region_ranges): Add dump.
1919 * final.c (pass_shorten_branches): Add dump.
1920 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
1921 (pass_life): Rename dump.
1922 (rest_of_handle_flow2): Remove initial verify_flow_info.
1923 * function.c (pass_instantiate_virtual_regs): Add dump.
1924 * integrate.c (pass_initial_value_sets): Add dump.
1925 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
1926 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
1927 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
1928 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
1929 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
1930 gate_rtl_unrool_and_peel_loops): New.
1931 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
1932 rtl_doloop): Do not look at flags.
1933 * mode-switching.c (pass_mode_switching): Add dump.
1934 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
1935 pass_split_before_regstack): Add dump.
1936 * regmove.c (pass_stack_adjustments): Add dump.
1937 * tree-optimize.c (pass_fixup_cfg): Add dump.
1939 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1942 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
1943 deciding which instruction sequence to use.
1945 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
1947 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
1948 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
1950 2005-08-09 Richard Guenther <rguenther@suse.de>
1952 * c-common.c (builtin_function_2): Remove.
1953 (def_builtin_1): New function.
1954 (c_common_nodes_and_builtins): Use def_builtin_1 to
1955 build builtin functions.
1957 2005-08-09 Jie Zhang <jie.zhang@analog.com>
1959 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
1960 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
1961 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
1964 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
1966 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
1967 fold_binary instead of fold_build2 since we don't care about the
1969 (loop_niter_by_eval): Likewise.
1970 (compare_trees): Likewise.
1971 (proved_non_wrapping_p): Likewise.
1973 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
1977 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
1978 if the if is really empty.
1980 2005-08-09 Steven Bosscher <stevenb@suse.de>
1982 PR tree-optimization/23234
1983 * tree-ssa-math-opts.c (place_reciprocal): New enum.
1984 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
1985 argument of the new enum.
1986 (execute_cse_reciprocals): Add reciprocals for function arguments
1987 on the unique successor edge of the entry block. Update other calls
1988 to execute_cse_reciprocals_1.
1990 2005-08-08 Richard Henderson <rth@redhat.com>
1993 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
1995 2005-08-08 Bob Wilson <bob.wilson@acm.org>
1997 * expr.c (write_complex_part): Return after handling MEM.
1999 2005-08-08 Josh Conner <jconner@apple.com>
2001 PR rtl-optimization/23241
2002 * combine.c (simplify_comparison): Fix error in determining
2003 whether to lift a subreg from comparison.
2005 2005-08-08 David Edelsohn <edelsohn@gnu.org>
2008 * config/rs6000/altivec.md (vec_init<mode>): New.
2009 (vec_set<mode>): New.
2010 (vec_extract<mode>): New.
2011 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
2012 (rs6000_expand_vector_set): New.
2013 (rs6000_expand_vector_extract): New.
2014 (rs6000_legitimate_offset_address_p): Offset addresses are valid
2015 for Altivec modes before reload.
2016 (altivec_expand_vec_init_builtin): New.
2017 (get_element_number): New.
2018 (altivec_expand_vec_set_builtin): New.
2019 (altivec_expand_vec_ext_builtin): New.
2020 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
2022 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
2024 * config/rs6000/rs6000.h (rs6000_builtins): Add
2025 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
2026 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
2027 * config/rs6000/rs6000-protos.h: Declare new functions.
2029 2005-08-08 Jan Hubicka <jh@suse.cz>
2031 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
2032 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
2033 * i386.md (movdi*): Use pic_32bit_operand.
2034 * predicates.md (pic_32bit_operand): New.
2036 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
2039 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
2041 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
2043 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
2044 (test_for_singularity): Use fold_build2.
2046 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2048 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
2050 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
2052 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
2053 (COMMON_ASM_OP) Define.
2054 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
2055 (ix86_encode_section_info): Likewise.
2056 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
2057 SUBTARGET_ENCODE_SECTION_INFO.
2059 2005-08-06 Richard Henderson <rth@redhat.com>
2062 * tree-nested.c (convert_local_reference): Save and restore val_only
2063 around component_ref and friends. Clear walk_subtrees by default.
2065 2005-08-06 Peter O'Gorman <peter@pogma.com>
2068 * gcc.c (process_command): Check the argument to -b has a dash.
2069 * doc/invoke.texi: Update -b and -V docs.
2071 2005-08-06 James E Wilson <wilson@specifix.com>
2073 * config/mips/cross64.h, config/mips/t-cross64: Delete.
2075 2005-08-06 Michael Matz <matz@suse.de>
2077 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
2078 member only if only one insn is associated with the value.
2080 2005-08-06 Nick Clifton <nickc@redhat.com>
2082 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
2084 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
2085 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
2086 Check symbol flags instead of symbol name mangling.
2087 (xstormy16_asm_output_aligned_common): Likewise. Also
2088 simplify code since the bss100_section cass is the only case
2089 where the below100 code will be triggered.
2090 (xstormy16_encode_section_info): Encode below100 attribute
2091 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
2093 (xstormy16_strip_name_encoding): Delete - this function is no
2095 (TARGET_STRIP_NAME_ENCODING): Undefine.
2096 * config/stormy16/stormy16-protos.h: Delete prototype for
2097 xstormy16_strip_name_encoding.
2099 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
2101 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
2102 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
2103 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
2104 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
2105 config/alpha/predicates.md, config/arc/arc.h,
2106 config/arm/arm.h, config/arm/ieee754-df.S,
2107 config/arm/ieee754-sf.S, config/bfin/bfin.c,
2108 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
2109 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
2110 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
2111 config/m68hc11/m68hc11.h, config/mips/mips.c,
2112 config/mips/mips.h, config/mips/openbsd.h,
2113 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
2114 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
2115 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
2116 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
2117 config/sparc/linux.h, config/sparc/linux64.h,
2118 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
2119 doc/extend.texi, doc/gcov.texi, doc/install.texi,
2120 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
2121 typos. Follow spelling conventions.
2123 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
2126 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
2127 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
2128 specially. Check for side effects only for COND_EXPR.
2129 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
2130 return with TREE_NO_WARNING.
2132 2005-08-06 Richard Sandiford <richard@codesourcery.com>
2134 PR rtl-optimization/23233
2135 * loop.c (combine_movables): Require the modes to be the same.
2136 (move_movables): Remove handling of cases where the replacement
2137 had a different mode to the original.
2139 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
2141 PR tree-optimization/23128
2142 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
2143 subtraction wrap, and set TREE_OVERFLOW if they do.
2145 2005-08-05 Richard Henderson <rth@redhat.com>
2148 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
2149 FORCED_LABEL labels.
2151 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
2154 * reload.c (find_reloads_subreg_address): Pass down TYPE
2155 unchanged. Change all callers except find_reloads_toplev.
2157 2005-08-05 Michael Matz <matz@suse.de>
2159 * genattrtab.c (current_alternative_string): Remove.
2160 (SIMPLIFY_ALTERNATIVE): Ditto.
2161 (attr_alt_bit_p): Ditto.
2162 (alternative_name): Make const char *.
2163 (evaluate_eq_attr): Remove use of above things.
2164 (simplify_test_exp): Ditto.
2165 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
2166 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
2168 2005-08-04 James E Wilson <wilson@specifix.com>
2170 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
2171 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
2172 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
2173 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
2174 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
2176 2005-08-04 Richard Henderson <rth@redhat.com>
2179 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
2180 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
2181 * tree-sra.c (decide_block_copy): Use it. Disable element copy
2182 if we'd have to instantiate too many members.
2184 2005-08-04 Richard Henderson <rth@redhat.com>
2187 * tree-outof-ssa.c (coalesce_asm_operands): New.
2188 (coalesce_ssa_name): Use it. Split out ...
2189 (coalesce_phi_operands, coalesce_result_decls): ... these.
2191 2005-08-04 Paul Brook <paul@codesourcery.com>
2193 * read-rtl.c (read_quoted_string): Break if EOF.
2195 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
2197 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
2198 (fold_build2): Likewise.
2199 (fold_build3): Likewise.
2200 (fold_build1_stat): New function prototype.
2201 (fold_build2_stat): Likewise.
2202 (fold_build3_stat): Likewise.
2203 * fold-const.c (fold_build1): Rename to ..
2204 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
2205 through to build1_stat.
2206 (fold_build2): Rename to ..
2207 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
2208 through to build2_stat.
2209 (fold_build3): Rename to ..
2210 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
2211 through to build3_stat.
2213 2005-08-04 David Edelsohn <edelsohn@gnu.org>
2214 Ian Lance Taylor <ian@airs.com>
2216 * function.c (assign_stack_local_1): Do not correct stack slot
2217 address if allocation size is smaller than mode size.
2219 2005-08-04 Diego Novillo <dnovillo@redhat.com>
2222 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
2223 (tree_merge_blocks): Propagate anything allowed by
2225 Clarify documentation.
2226 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
2227 SSA form, schedule an update if necessary.
2229 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
2231 * doc/install.texi (Binaries): Remove broken link to
2232 Sinix/Reliant Unix binaries.
2234 2005-08-03 Richard Henderson <rth@redhat.com>
2237 * function.c (stack_protect_epilogue): Export.
2238 * tree.h (stack_protect_epilogue): Declare.
2239 * calls.c (expand_call): Call it.
2241 2005-08-03 Eric Christopher <echristo@apple.com>
2243 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
2244 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
2247 2005-08-04 Jan Hubicka <jh@suse.cz>
2249 * profile.c (branch_prob): Split edges with goto locus on them
2250 to get proper line counts.
2251 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
2253 2005-08-03 Paul Brook <paul@codesourcery.com>
2255 * function.c (assign_parms): Round current_function_args_size
2256 to PARM_BOUNDARY, not STACK_BOUNDARY.
2258 2005-08-03 Geoffrey Keating <geoffk@apple.com>
2260 * config/i386/i386.c (x86_elf_aligned_common)
2261 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
2263 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
2265 PR tree-optimization/23157
2266 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
2267 before emitting them.
2269 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2271 PR tree-optimization/19899
2272 * Makefile.in (tree-scalar-evolution.o): Add real.h.
2273 * tree-scalar-evolution.c: Include real.h.
2274 (add_to_evolution): Build constant -1 of correct type.
2276 2005-08-03 Jan Hubicka <jh@suse.cz>
2278 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
2279 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
2280 profile updating for complette unrolling.
2281 * loop-unroll.c (peel_loop_completely): Use it.
2282 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
2283 (tree_unroll_loops_completely): Disable code growing unrolling of cold
2286 2005-08-03 Paul Brook <paul@codesourcery.com>
2288 * combine.c (can_change_dest_mode): New function.
2289 (try_combine, simplify_set): Use it.
2291 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
2293 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
2296 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
2298 * doc/install.texi (Specific): Adjust link to openavr.org.
2299 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
2300 (Binaries): Adjust HP-UX Porting Center link.
2301 (Binaries): Adjust Free Software Foundation ordering link.
2303 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
2305 * convert.c (convert_to_integer): Use fold_build1 instead of
2306 build1 when converting an integer to an integer.
2308 2005-08-02 Richard Henderson <rth@redhat.com>
2310 * combine.c (combine_instructions): Don't use reg_equal/equiv
2311 results if the mode doesn't match.
2313 2005-08-02 Mark Mitchell <mark@codesourcery.com>
2315 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
2316 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
2318 2005-08-02 Richard Henderson <rth@redhat.com>
2321 * explow.c (memory_address): Remove special-case for
2322 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
2324 2005-08-02 Diego Novillo <dnovillo@redhat.com>
2327 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
2328 number of calls to cleanup_tree_cfg_1.
2330 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
2332 * doc/invoke.texi: document file extensions .F90 and .F95
2334 2005-08-02 Richard Guenther <rguenther@suse.de>
2336 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
2337 positive if its first argument is positive.
2339 2005-08-02 Richard Guenther <rguenther@suse.de>
2341 PR tree-optimization/23177
2342 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
2345 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
2347 PR tree-optimization/23129
2348 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
2349 varying for divisions with anti-ranges.
2351 2005-08-02 Jan Hubicka <jh@suse.cz>
2353 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
2354 * tree-ssa-threadupdate.c (thread_block): Add it here.
2356 2005-08-01 James E Wilson <wilson@specifix.com>
2358 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
2359 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
2360 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
2362 * config/mips/predicates.md (const_call_insn_operand): Add check for
2363 SYMBOL_REF_LONG_CALL_P.
2364 * doc/extend.texi (long_call): Document the new attribute.
2366 2005-08-01 Ian Lance Taylor <ian@airs.com>
2367 Richard Henderson <rth@redhat.com>
2369 * Makefile.in (RTL_BASE_H): Add real.h.
2370 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
2372 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
2374 * rtl.c (rtl_check_failed_code_mode): New.
2375 * rtl.h (struct rtx_def): Add u.rv.
2376 (XCMWINT, XCNMPRV): New.
2377 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
2378 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
2380 2005-08-01 Richard Henderson <rth@redhat.com>
2382 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
2383 with auto-inc codes.
2385 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
2387 2005-08-01 Jan Hubicka <jh@suse.cz>
2389 * i386-protos.h (asm_preferred_eh_data_format): Declare.
2390 * i386.c: Include dwarf2.h
2391 (asm_preferred_eh_data_format): New.
2392 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
2394 2005-08-01 Ian Lance Taylor <ian@airs.com>
2396 * config/host-linux.c (linux_gt_pch_get_address): Add new name
2397 randomize_va_space for virtual address randomization control.
2399 2005-08-01 Steven Bosscher <stevenb@suse.de>
2401 * common.opt (flag_ipa_cp): Put in right place to maintain
2404 2005-08-01 Jan Hubicka <jh@suse.cz>
2406 * profile.c (compute_value_histograms): Fix thinko.
2407 * value-prof.c: Include toplev.h
2408 (check_counter): New function.
2409 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
2410 tree_mod_subtract_transform): Add sanity check.
2412 2005-08-01 Richard Guenther <rguenther@suse.de>
2414 PR tree-optimization/23133
2415 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
2416 current functions parameter decls to find defs to cse
2419 2005-08-01 Richard Guenther <rguenther@suse.de>
2421 PR tree-optimization/23109
2422 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
2423 If trapping math is in effect, use post-dominator information
2424 to check if we'd in any case reach a trapping point before
2425 doing the reciprocal insertion.
2426 (execute_cse_reciprocals): Compute post-dominators, if necessary.
2427 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
2428 expressions are invariant only if trapping math is not in effect.
2430 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
2432 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
2433 cgraph_function_versioning): New declarations.
2434 * cgraphunit.c: Add include to ipa-prop.h.
2435 (update_call_expr, cgraph_copy_node_for_versioning,
2436 cgraph_function_versioning): New functions.
2437 * integrate.c (copy_decl_for_inlining): Remove.
2438 * ipa-prop.h (ipa_replace_map): New struct.
2439 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
2440 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
2441 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
2442 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
2443 ipcp_iterate_stage, ipcp_method_scale_print,
2444 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
2445 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
2446 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
2447 ipcp_update_bb_counts, ipcp_update_profiling,
2448 ipcp_update_edges_counts): New functions.
2449 (ipcp_method_cval_init): Remove restriction regarding local methods.
2450 (ipcp_init_stage): Add ipcp_method_compute_scale.
2451 (ipcp_insert_stage): Add versioning.
2452 (ipcp_structures_print): Add ipcp_method_scale_print.
2453 (ipcp_driver): Dump profiling info.
2454 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
2455 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
2456 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
2457 (struct inline_data): Add versioning_p, ipa_info, new fields.
2458 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
2459 declare_return_variable): Replace calls to copy_decl_for_inlining with
2461 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
2463 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
2464 Add argument VERSIONING.
2465 (copy_arguments_for_versioning, copy_static_chain,
2466 function_versionable_p, tree_versionable_function_p,
2467 tree_function_versioning, replace_ref_tree): New functions.
2468 * tree-inline.h: Include varray.h.
2469 (tree_versionable_function_p, tree_function_versioning,
2470 tree copy_decl_for_dup): New declarations.
2472 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
2474 * ipa-cp.c: New file. Contains IPCP specific functionality.
2475 * ipa-prop.h: New file. Contains structures/definitions that can be
2476 used by several interprocedural data flow optimizations (and also IPCP).
2477 * ipa-prop.c: New file.
2478 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
2479 * common.opt: Add ipa-cp flag.
2480 * timevar.def: Add IPCP optimization.
2481 * tree-optimize.c (init_tree_optimization_passes): Schedule
2483 * tree-pass.h (pass_ipa_cp): Declare.
2485 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
2487 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
2488 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
2489 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
2490 config/i386/i386.c, config/mips/mips.h,
2491 config/rs6000/rs6000.h, config/sh/sh.c,
2492 config/stormy16/stormy16.c: Fix comment typos.
2494 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
2497 * c-typeck.c (build_binary_op): Use common_type wrapper on
2499 (common_type): Update comment.
2501 2005-07-31 Steven Bosscher <stevenb@suse.de>
2504 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
2505 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
2506 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
2508 2005-07-31 Jan Hubicka <jh@suse.cz>
2510 * pretty-print.h (pp_widest_integer): New macro.
2511 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
2514 2005-07-31 Jan Hubicka <jh@suse.cz>
2516 * output.h (enum section_category): Export from varasm.c
2517 (categorize_decl_for_section): Likewise.
2518 * varasm.c (enum section_category): Kill.
2519 (categorize_decl_for_section): Make global.
2520 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
2522 * i386.c (ix86_section_threshold): New static variable.
2523 (ix86_in_large_data_p, ix86_encode_section_info,
2524 x86_64_elf_unique_section,
2525 x86_64_elf_select_section): New functions.
2526 (TARGET_ENCODE_SECTION_INFO): Define
2527 (override_options): Enable medium model for PIC.
2528 (ix86_expand_prologue): Expand gen_set_got_rex64.
2529 (legitimate_constant_p): Handle new UNSPECs.
2530 (legitimate_pic_address_disp_p): Likewise.
2531 (legitimize_pic_address): Lower MEDIUM model addressing.
2532 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
2533 (enum cmodel): Add MEDIUM_PIC.
2534 (SYMBOL_REF_FAR_ADDR_P): New macro.
2535 (SYMBOL_FLAG_FAR_ADDR): New flag.
2536 * i386.md (movdi): Support medium model.
2537 (set_got_rex64): New pattern.
2538 * i386.opt (mlarge-data-threshold): New flag.
2539 * predicates.md (zext_operand/sext_operand): Deal with medium model.
2540 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
2541 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
2542 TARGET_ASM_UNIQUE_SECTION): New.
2544 * invoke.texi (-mlarge_data_threshold): Document
2546 2005-07-31 Jan Hubicka <jh@suse.cz>
2548 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
2549 (coalesce_vars): Likewise.
2550 * tree-ssa-live.c (coalesce_cost): New.
2551 (build_tree_conflict_graph): Use coalesce_cost.
2552 * tree-ssa-live.h (coalesce_cost): Declare.
2554 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
2556 * arm.md (all peepholes for post-increment operations): Delete.
2557 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
2558 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
2559 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
2560 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
2561 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
2563 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
2565 * fold-const.c (tree_expr_nonnegative_p): Always return true for
2568 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
2571 * doc/invoke.texi: Document -rdynamic.
2573 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
2576 * c-parser.c (c_parser_parms_list_declarator): Call
2577 mark_forward_parm_decls.
2578 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
2579 decls with visibility structure.
2581 2005-07-30 Paul Brook <paul@codesourcery.com>
2583 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
2585 2005-07-30 Paul Brook <paul@codesourcery.com>
2587 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
2589 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
2591 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
2593 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2596 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
2597 nested function declarators.
2598 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
2599 (grokparms): Call warn_if_shadowing for parameters used within the
2601 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
2602 not used within the parameter list.
2603 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
2605 2005-07-30 Jan Hubicka <jh@suse.cz>
2607 * expr.c (expand_expr_real_1): Do not load mem targets into register.
2608 * i386.c (ix86_fixup_binary_operands): Likewise.
2609 (ix86_expand_unary_operator): Likewise.
2610 (ix86_expand_fp_absneg_operator): Likewise.
2611 * optabs.c (expand_vec_cond_expr): Validate dest.
2613 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2616 * real.c (real_from_string): Also set last bit if there is a
2617 nonzero hex digit beyond GCC's internal precision after ".".
2619 2005-07-29 David Edelsohn <edelsohn@gnu.org>
2621 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
2622 define_constants. Change duplicate values to unassigned numbers.
2623 Change UNSPEC_SUBS to UNSPEC_VSUBS.
2624 (*altivec_vspltsf): New.
2625 (altivec_vperm_v4sf): Delete.
2626 (altivec_vperm_<mode>): Use mode macro V.
2627 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
2628 (altivec_predicate_v4sf): Delete.
2629 (altivec_predicate_<mode>): Use mode macro V.
2630 (*altivec_lvesfx): New.
2631 (*altivec_stvesfx): New.
2632 (vec_realign_load_v4sf): Delete.
2633 (vec_realign_load_<mode>): Use mode macro V.
2634 * config/rs6000/rs6000.c (generate_set_vrsave): Use
2637 2005-07-29 Mark Mitchell <mark@codesourcery.com>
2640 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
2642 * configure: Regenerated.
2644 2005-07-29 Paul Brook <paul@codesourcery.com>
2646 * doc/install.texi: Add link to GFortran binaries wiki page.
2648 2005-07-29 David Ung <davidu@mips.com>
2650 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
2651 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
2652 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
2653 * config/mips/mips.md (cpu): Add 5kf name.
2654 (includes): Includes 5k.md.
2655 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
2656 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
2659 2005-07-29 Diego Novillo <dnovillo@redhat.com>
2662 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
2663 (cleanup_tree_cfg): ... here.
2664 Call cleanup_tree_cfg_1 until there are no more cleanups to
2667 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
2669 * tree-vrp.c (compare_range_with_value): Return true or false
2670 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
2671 EQ_EXPR respectively.
2673 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
2675 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
2678 2005-07-29 Diego Novillo <dnovillo@redhat.com>
2680 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
2681 (tree_ssa_dominator_optimize): Increment it.
2682 (dump_dominator_optimization_stats): Print it.
2684 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
2685 Steven Bosscher <stevenb@suse.de>
2687 PR rtl-optimization/23117
2688 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
2689 when head == tail. Tidy comment.
2691 2005-07-28 Richard Henderson <rth@redhat.com>
2693 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
2694 * cselib.c (rtx_equal_for_cselib_p): Likewise.
2695 * jump.c (rtx_renumbered_equal_p): Likewise.
2696 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
2697 CONST_INT and CONST_DOUBLE.
2698 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
2699 * reload.c (operands_match_p): Special case CONST_INT and
2700 CONST_DOUBLE; check mode earlier.
2702 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2705 * c-typeck.c (convert_for_assignment): Do not check
2706 DECL_IN_SYSTEM_HEADER on NULL fundecl.
2708 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2711 * c-typeck.c (composite_type): Prefer constant size arrays to
2714 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2717 * real.c (real_from_string): Set last bit if there is a nonzero
2718 hex digit beyond GCC's internal precision.
2720 2005-07-28 Richard Henderson <rth@redhat.com>
2723 * cfgcleanup.c (try_forward_edges): Watch out for end of
2726 2005-07-28 James E Wilson <wilson@specifixinc.com>
2729 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
2731 2005-07-28 Jan Hubicka <jh@suse.cz>
2733 * Makefile.in (rtl-profile.o): Kill all traces of it.
2734 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
2735 * coverage.h (rtl_coverage_counter_ref): Kill.
2736 * opts.c (flag_speculative_prefetching_set): Kill.
2737 (flag_loop_optimize_set): New.
2738 (common_handle_option): Disable loop optimizer when profiling;
2739 do not handle speculative prefetching.
2740 * passes.c (init_optimization_passes): Replace pass_profiling combo
2741 by branch_prob pass.
2742 * profile.c (compute_value_histograms): Update for simplified value
2744 (rtl_register_profile_hooks): Kill.
2745 (pass_profiling): Kill.
2746 (rest_of_handle_branch_prob): Do not profile.
2747 * toplev.c (process_options): Remove speculative prefetching.
2748 * toplev.h (flag_tree_based_profiling): Kill.
2749 * tree-profile.c (prepare_instrumented_value,
2750 tree_gen_interval_profiler, tree_gen_pow2_profiler,
2751 tree_gen_one_value_profiler, do_tree_profiling): Update for
2752 simplified datastructures.
2753 * value-prof.c: Add comment that speculative prefetching was dropped;
2754 update rest of file for simplified datastructures.
2755 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
2756 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
2757 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
2758 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
2759 rtl_mod_subtract, gen_speculative_prefetch,
2760 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
2761 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
2762 (gate_handle_value_profile_transformations,
2763 rest_of_handle_value_profile_transformations,
2764 pass_value_profile_transformations): Kill.
2765 * value-prof.h (histogram_value_t): Remove IL based unions.
2766 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
2767 rtl_profile_hooks): Remove hooks.
2769 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
2771 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
2772 (cgraph_clone_node): Likewise.
2773 * cgraph.h (cgraph_clone_edge): Update prototype.
2774 (cgraph_clone_node): Likewise.
2775 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
2777 (lookup_recursive_calls): Consider profile.
2778 (cgraph_decide_recursive_inlining): Fix updating; use new
2779 probability argument; use profile.
2780 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
2781 * tree-inline.c (copy_bb): Update clal of clone_edge.
2782 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
2784 * invoke.texi (min-inline-recursive-probability): Document.
2786 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
2788 * doc/install.texi (Configuration): Update Valgrind homepage.
2790 2005-07-28 Richard Henderson <rth@redhat.com>
2793 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
2794 labels we want to delete.
2795 (cfg_layout_merge_blocks): Likewise.
2797 2005-07-28 Richard Henderson <rth@redhat.com>
2800 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
2801 when expanding to nothing.
2803 2005-07-28 Josh Conner <jconner@apple.com>
2805 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
2806 (cgraph_decide_inlining_of_small_functions): Likewise.
2808 2005-07-28 Josh Conner <jconner@apple.com>
2810 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
2811 direction of badness if negative.
2812 (cgraph_default_inline_p): Add reason to parameters, and assign it
2814 (cgraph_decide_inlining_of_small_functions): New parameter in call
2815 to cgraph_default_inline_p.
2816 (cgraph_decide_inlining_incrementally): Likewise.
2817 * cgraphunit.c (decide_is_function_needed): Likewise.
2818 * cgraph.h (cgraph_default_inline_p): Likewise.
2820 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2822 * builtins.c: Fix comment typo(s).
2823 * genautomata.c: Likewise.
2824 * gimplify.c: Likewise.
2825 * tree-dfa.c: Likewise.
2826 * tree-flow-inline.h: Likewise.
2827 * tree-into-ssa.c: Likewise.
2828 * tree-ssa-alias.c: Likewise.
2829 * tree-ssa-ccp.c: Likewise.
2830 * tree-ssa-copy.c: Likewise.
2831 * tree-ssa-dce.c: Likewise.
2832 * tree-ssa-dom.c: Likewise.
2833 * tree-ssa-operands.c: Likewise.
2834 * tree-tailcall.c: Likewise.
2835 * tree-vectorizer.c: Likewise.
2836 * tree-vrp.c: Likewise.
2839 2005-07-28 Jeff Law <law@redhat.com>
2841 * tree-vrp.c (test_for_singularity): Extracted from ...
2842 (simplify_cond_using_ranges): Attempt to simplify a relational
2843 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
2845 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
2847 PR tree-optimization/22506
2848 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
2849 phis whose argument is constant.
2851 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
2853 PR rtl-optimization/18992
2854 Back out this patch:
2855 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2856 PR optimization/12142
2857 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
2858 uses of the register in the SET_SRC. Remove unnecessary argument.
2860 Replace it with this:
2861 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
2862 if flag_non_call_exceptions is set and the insn may trap, pass
2863 pc_rtx as dest for recursion.
2864 In SET_SRC part of SET case, if dest is already set, pass it down
2867 2005-07-28 Jan Hubicka <jh@suse.cz>
2869 * cfg.c (update_bb_profile_for_threading): Use RDIV.
2870 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
2871 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
2873 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
2874 profile when available.
2876 2005-07-28 Jan Beulich <jbeulich@novell.com>
2878 * config/ia64/ia64.c (ia64_load_pair_ok): New.
2879 (ia64_print_operand): Describe and handle 'X'.
2880 (ia64_register_move_cost): Also handle FP_REGS.
2881 (ia64_preferred_reload_class): Likewise.
2882 (ia64_secondary_reload_class): Likewise.
2883 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
2884 it. Also check for ITANIUM_CLASS_FLDP.
2885 * config/ia64/ia64.h (FP_REGNO_P): New.
2886 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
2887 (reg_class): Add FP_REGS.
2888 (REG_CLASS_NAMES): Adjust for it.
2889 (REG_CLASS_CONTENTS): Likewise.
2890 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
2891 (REG_CLASS_FROM_LETTER): Handle 'x'.
2892 (CLASS_MAX_NREGS): Handle FP_REGS.
2893 (MEMORY_MOVE_COST): Likewise.
2894 * config/ia64/ia64.md (itanium_class): Add fldp.
2895 (type): Handle fldp.
2896 (movti_internal): More allowable operand combinations. Use ldfp8 when
2897 splitting unnecessary. Remove predicable attribute. Adjust
2898 itanium_class attribute.
2899 (smuldi3_highpart): Remove outdated comment.
2900 (mulditi3, umulditi3, rotlti3): New expanders.
2901 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
2902 (absti2): Disabled new insn for future reference.
2903 Respective new splitters.
2904 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
2905 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
2906 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
2908 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
2910 PR rtl-optimization/23047
2911 * simplify-rtx.c (simplify_const_relational_operation): Respect
2912 flag_wrapv for comparisons with ABS.
2914 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
2916 PR tree-optimization/22493
2917 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
2918 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
2920 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
2922 * config/frv/frv.opt (moptimize-membar): New.
2924 * doc/invoke.texi: Document -moptimize-membar and its inverse.
2926 * config/frv/frv.h: Remove machine_function definition.
2928 * config/frv/frv.c (struct frv_io): New.
2929 (struct machine_function): Moved from frv.h. Add has_membar_p.
2930 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
2931 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
2932 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
2933 (frv_optimize_membar_global, frv_optimize_membar): New functions.
2934 (frv_reorg): Call frv_optimize_membar when appropriate.
2935 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
2936 (frv_expand_builtin): Adjust calls accordingly.
2937 (frv_io_address_cookie): New function.
2938 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
2939 load or store rather than a special insn. Add ccnstant address and
2940 io-type operands to the membar.
2941 (frv_ifcvt_modify_tests): Unsign regno.
2942 (frv_ifcvt_modify_tests): Same.
2944 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
2945 UNSPEC_OPTIONAL_MEMBAR constant.
2946 (builtin_read_<mode>): Delete.
2947 (builtin_write_<mode>): Delete.
2948 ("optional_membar_<mode>"): Add operand.
2950 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
2951 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
2952 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
2953 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
2954 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
2955 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
2956 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
2957 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
2958 * testsuite/gcc.target/frv/all-read-write-1.c: New.
2960 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
2962 * df.c (df_uses_record): Handle SCRATCH.
2964 2005-07-28 Steven Bosscher <stevenb@suse.de>
2967 * passes.c (rest_of_decl_compilation): If decl is a type and
2968 we have encountered errors, don't emit debug information.
2970 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
2972 * params.def: Fixed comment.
2974 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
2977 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
2978 (TARGET_ASM_UNALIGNED_HI_OP): Add.
2979 (TARGET_ASM_UNALIGNED_SI_OP): Add.
2981 2005-07-27 Steven Bosscher <stevenb@suse.de>
2984 * varasm.c (assemble_start_function): Don't do anything that may
2985 require a CFG if the current function is a thunk.
2987 2005-07-25 Geoffrey Keating <geoffk@apple.com>
2989 * doc/install.texi (Prerequisites): Mention that perl is needed
2990 to do export control in libstdc++ targetting Darwin.
2992 2005-07-27 Steven Bosscher <stevenb@suse.de>
2994 PR rtl-optimization/17808
2995 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
2996 (sched_insns_conditions_mutex_p): Split out from...
2997 (add_dependence): ...here. But don't call it from here.
2998 (add_dependence_list): Check sched_insns_conditions_mutex_p
2999 before calling add_dependence.
3000 (add_dependence_list_and_free): Likewise.
3001 (fixup_sched_groups): Likewise.
3002 (sched_analyze_1): Likewise.
3003 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
3004 (sched_analyze): Likewise.
3005 (sched_analyze_insn): Likewise.
3006 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
3007 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
3008 dependencies on all COND_EXEC insns to jumps ending basic blocks
3009 when doing intrablock scheduling.
3010 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
3012 2005-07-27 Jeff Law <law@redhat.com>
3014 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
3015 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
3016 equivalency sets, correctly handle the case were vr0 has an
3017 equivalency set, but vr1 does not.
3019 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
3021 PR tree-optimization/23073
3022 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
3023 vect_print_dump_info before fprintf.
3025 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3027 PR tree-optimize/22348
3028 * tree-ssa-loop-niter.c (number_of_iterations_cond):
3029 Fold the partial computation.
3031 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3033 PR tree-optimization/22325
3034 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
3036 * tree-scalar-evolution.c (scev_const_prop): Add generic final
3038 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
3039 (force_var_cost): ... this function.
3040 (compute_phi_arg_on_exit): Export.
3042 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3044 PR tree-optimization/20773
3045 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
3048 2005-07-27 Richard Guenther <rguenther@suse.de>
3050 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
3051 Avoid pushing again if current struct contains only
3052 fields we decomposed.
3054 2005-07-27 Jan Hubicka <jh@suse.cz>
3056 PR tree-optimization/22574
3057 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
3060 * tree-tailcall.c (decrease_profile): New function.
3061 (eliminate_tail_call): Use it.
3063 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
3064 visibility flags correctly in whole program mode.
3066 2005-07-26 Steve Ellcey <sje@cup.hp.com>
3068 PR rtl-optimization/22472
3069 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
3071 2005-07-26 Steven Bosscher <stevenb@suse.de>
3073 PR tree-optimization/22504
3074 * tree-complex.c (expand_complex_addition): Use 'code' instead
3075 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
3077 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
3079 * config.gcc (cpu_type): Add frv case.
3080 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
3081 (supported_defaults): Add fr550 case.
3083 2005-07-26 Diego Novillo <dnovillo@redhat.com>
3086 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
3087 whether a pointer of type T * may point to objects of type T *.
3089 2005-07-26 DJ Delorie <dj@redhat.com>
3091 * configure: Regenerate.
3093 2005-07-26 Dale Johannesen <dalej@apple.com>
3095 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
3097 2005-07-26 Mark Mitchell <mark@codesourcery.com>
3099 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
3100 Clarify use of "build" in name.
3102 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
3104 * doc/extend.texi (Raw read/write Functions): New section.
3105 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
3106 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
3107 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
3108 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
3109 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
3110 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
3111 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
3112 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
3113 * config/frv/frv.c: Add bdesc_loads global.
3114 Add bdesc_stores global.
3115 (frv_init_builtins): Add support for __builtin_{read/write}*.
3116 (frv_volatile_memref): New.
3117 (frv_expand_load_builtin): New.
3118 (frv_expand_store_builtin): New.
3119 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
3120 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
3121 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
3122 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
3123 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
3124 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
3125 (builtin_read_<mode>): New.
3126 (builtin_write_<mode>): New.
3127 (builtin_write64): New.
3128 (optional_membar_<mode>): New.
3130 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
3132 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
3133 (rather than units) against HOST_BITS_PER_WIDE_INT.
3135 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
3137 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
3138 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
3139 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
3140 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
3143 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
3144 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
3145 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
3147 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
3149 2005-07-26 Richard Guenther <rguenther@suse.de>
3151 PR tree-optimization/22486
3152 * fold-const.c (fold_unary): Fold away useless component
3153 references of the form (T *)&T.x, if the address
3156 2005-07-25 James E Wilson <wilson@specifixinc.com>
3158 * dwarf2out.c (add_call_src_coords_attributes): New.
3159 (gen_inlined_subroutine_die): Call it.
3160 (maybe_emit_file, init_file_table): Add comments.
3161 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
3163 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
3164 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
3165 * tree.h (BLOCK_SOURCE_LOCATION): New.
3166 (struct tree_block): New field locus.
3168 2005-07-26 Andreas Schwab <schwab@suse.de>
3170 PR rtl-optimization/23043
3171 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
3172 when allocating a struct unoccr.
3174 2005-07-25 Richard Henderson <rth@redhat.com>
3177 * tree-complex.c (gate_no_optimization): True if errors.
3178 * Makefile.in (tree-complex.o): Update dependencies.
3180 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
3182 * config/frv/predicates.md (integer_register_operand): Use
3185 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
3188 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
3190 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
3192 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
3194 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
3195 types when flag_unsafe_math_optimizations is true.
3197 2005-07-25 Mark Mitchell <mark@codesourcery.com>
3199 * gcc.c (option_map): Add --sysroot.
3200 (process_command): Handle --sysroot.
3201 (display_help): Document it.
3202 * doc/cppopts.tex (-isysroot): Document.
3203 * doc/invoke.texi (--sysroot): Document.
3204 * doc/install.texi (--with-build-sysroot): Document.
3206 * Makefile.in (inhibit_libc): New variable.
3207 (INHIBIT_LIBC_CFLAGS): Likewise.
3208 (LIBGCC2_CFLAGS): Include
3209 $(INHIBIT_LIBC_CFLAGS).
3210 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
3211 ($(T)crtbegin.o): Do not use @inhibit_libc@.
3212 ($(T)crtend.o): Likewise.
3213 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
3214 ($(T)crtendS.o): Likewise.
3215 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
3216 ($(T)crtendT.o): Likewise.
3217 (stmp-fixinc): Do not complain about missing headers if
3219 * configure.ac (inhibit_libc): Set it to true/false.
3220 (--with-build-sysroot): New option. Use it to set
3222 * configure: Regenerated.
3224 2005-07-25 Manfred Hollstein <mh@suse.com>
3226 * calls.c (store_one_arg): Fix unsigned comparison warning.
3228 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
3231 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
3232 (ggc_print_statistics): Initialize variable before use.
3234 2005-07-25 Richard Guenther <rguenther@suse.de>
3236 * tree-dfa.c (mark_new_vars_to_rename): Protect against
3237 calling with a PHI_NODE argument.
3239 * tree-flow-inline.h (overlap_subvar): Protect against
3242 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
3244 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
3245 * configure: Regenerate.
3247 2005-07-25 Ira Rosen <irar@il.ibm.com>
3249 * expr.c (highest_pow2_factor): Make extern.
3250 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
3251 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
3252 record_array_differ_p, array_ptr_differ_p): Likewise.
3253 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
3254 additional cases. Call the above functions.
3255 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
3256 base_object_differ_p when there are two base objects. Otherwise, compare
3257 base address and offset. Call may_alias_p.
3258 (dump_data_reference): Use a correct field name.
3259 (analyze_array): Make static. Initialize new data-ref fields.
3260 (analyze_indirect_ref): New function.
3261 (init_data_ref): Initialize new data-ref fields.
3262 (strip_conversion): Moved from tree-vect-analyze.c.
3263 (analyze_offset_expr, get_ptr_offset, address_analysis,
3264 object_analysis): Likewise.
3265 (analyze_offset): New function.
3266 (create_data_ref): Likewise.
3267 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
3268 dimensions for ARRAY_REFs only.
3269 (build_classic_dist_vector): Make static.
3270 (access_functions_are_affine_or_constant_p): Call macro to get the
3271 address of access functions.
3272 (compute_all_dependences): Add new parameter
3273 compute_self_and_read_read_dependences. Compute self and read-read
3274 dependences if it is true.
3275 (find_data_references_in_loop): Call create_data_ref. Initialize new
3277 (compute_data_dependences_for_loop): Add new parameter
3278 compute_self_and_read_read_dependences. Remove parameter nb_loops,
3279 compute nb_loops. Call compute_all_dependences,
3280 build_classic_dist_vector and build_classic_dir_vector with correct
3282 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
3283 with correct parameters. Compare dimensions for ARRAY_REFs only.
3284 (free_data_refs): Call macro to free access functions.
3285 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
3286 fields from stmt_vinfo.
3287 (struct base_object_info): New structure.
3288 (struct data_reference): Move fields to base_object_info. Add fields
3289 first_location and object_info for above structures. Move fields from
3290 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
3291 aligned_to. Add macros to access the new fields.
3292 Update functions declarations.
3293 * tree-flow.h (is_aliased_with): Declare.
3294 * tree-loop-linear.c (linear_transform_loops): Call
3295 compute_data_dependences_for_loop with correct parameters.
3296 * tree-ssa-alias.c (is_aliased_with): New function.
3297 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
3298 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
3299 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
3300 vect_base_addr_differ_p, compute_subscript_distance and
3301 build_classic_dist_vector. Add printings. Check absolute value of
3303 (vect_analyze_data_ref_dependences): Go through ddrs instead of
3305 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
3306 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
3307 to bytes. Add printing.
3308 (vect_compute_data_refs_alignment): Go through loads and stores in one
3310 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
3311 vect_analyze_data_ref_access): Likewise.
3312 (vect_analyze_pointer_ref_access): Remove.
3313 (vect_address_analysis, vect_object_analysis): Likewise.
3314 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
3315 and analyze data-refs in the loop.
3316 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
3317 fields of data-ref instead of stmt. Add init to the offset from the
3319 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
3320 (vect_update_init_of_dr): Likewise.
3321 (vect_update_inits_of_drs): Go through loads and stores in one loop.
3322 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
3324 (new_loop_vec_info): Initialize new fields.
3325 (destroy_loop_vec_info): Free new fields.
3326 (vect_strip_conversion): Remove.
3327 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
3328 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
3329 datarefs. Add new field ddrs.
3330 Add macros for the new fields access.
3331 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
3332 base_aligned_p, misalignment, memtag, ptr_info and subvars.
3333 Remove their macros.
3334 * tree.h (highest_pow2_factor): Declare.
3336 2005-07-25 Jakub Jelinek <jakub@redhat.com>
3338 * calls.c (store_one_arg): Check for sibling call MEM arguments
3339 from already clobbered incoming argument area.
3341 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3343 * c-common.c (check_missing_format_attribute): New.
3344 * c-common.h (check_missing_format_attribute): Likewise.
3345 * c-typeck.c (convert_for_assignment): Use it.
3347 2005-07-24 Andreas Schwab <schwab@suse.de>
3349 * config/m68k/m68k.md ("extendqidi2"): When source is an address
3350 register use a word move. Correct operand of ext.w in 68000 code.
3352 2005-07-23 Mark Mitchell <mark@codesourcery.com>
3354 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
3355 variables as declarations, rather than definitions.
3357 2005-07-24 Ira Rosen <irar@il.ibm.com>
3359 PR tree-optimization/22526
3360 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
3363 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3365 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
3366 that C99 reserve for future use. Use it to define clog10,
3367 clog10f and clog10l.
3369 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3371 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
3372 * configure.ac: Check for -Wmissing-format-attribute.
3374 * configure: Regenerate.
3376 2005-07-23 Richard Henderson <rth@redhat.com>
3378 PR tree-optimization/22623
3379 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
3381 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
3384 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
3386 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3388 * Makefile.in (C_TREE_H): Update dependencies.
3389 * c-tree.h: Include toplev.h.
3390 * diagnostic.h (diagnostic_set_info): Add format attribute.
3391 * rtl-error.c (diagnostic_for_asm): Likewise.
3393 2005-07-23 Chao-ying Fu <fu@mips.com>
3395 * config/mips/mips-dsp.md: New file.
3396 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
3397 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
3399 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
3400 MIPS_BUILTIN_BPOSGE32.
3401 (mips_expand_builtin_direct): Add one parameter to indicate that
3402 builtin functions need to return a value.
3403 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
3405 (mips_regno_to_class): Add classes for 12 new DSP registers.
3406 (mips_subword): Change to check four HI registers.
3407 (mips_output_move): Output move to and from 6 new DSP accumulators.
3408 (override_options): Make sure -mdsp and -mips16 are not used together.
3409 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
3411 (mips_conditional_register_usage): Disable 6 new DSP accumulators
3413 (print_operand): Add 'q' for printing DSP accumulators.
3414 (mips_cannot_change_mode_class): Check ACC_REGS.
3415 (mips_secondary_reload_class): Check ACC_REGS.
3416 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
3417 (mips_register_move_cost): Check ACC_REGS.
3418 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
3419 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
3420 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
3421 (dsp_bdesc): New array.
3422 (bdesc_arrays): Add DSP builtin function table.
3423 (mips_prepare_builtin_arg): Check predicate again after
3425 (mips_expand_builtin): Add one more parameter to
3426 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
3427 MIPS_BUILTIN_BPOSGE32.
3428 (mips_init_builtins): Initialize new function types.
3429 (mips_expand_builtin_direct): Check if builtin functions need to
3430 return a value and pass operands properly.
3431 (mips_expand_builtin_bposge): New function.
3432 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
3433 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
3434 (FIRST_PSEUDO_REGISTER): Increase to 188.
3435 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
3436 Update for 12 new DSP registers.
3437 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
3438 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
3439 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
3440 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
3441 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
3442 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
3443 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
3444 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
3445 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
3446 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
3447 (REGISTER_NAMES): Add names for 12 new DSP registers.
3448 * config/mips/mips.md: Include mips-dsp.md.
3449 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
3450 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
3451 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
3452 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
3453 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
3454 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
3455 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
3456 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
3457 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
3458 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
3459 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
3460 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
3461 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
3462 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
3463 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
3464 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
3465 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
3466 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
3467 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
3468 (UNSPEC_RDDSP): New constants.
3469 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
3470 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
3472 * config/mips/mips.opt (-mdsp): New option.
3473 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
3474 (reg_imm10_operand): New predicates.
3475 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
3476 * doc/invoke.texi (-mdsp): Document new option.
3478 2005-07-22 DJ Delorie <dj@redhat.com>
3480 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
3482 * tree-inline.c (inlinable_function_p): Likewise.
3484 2005-07-22 Mark Mitchell <mark@codesourcery.com>
3487 * toplev.c (check_global_declarations): Do not mark undefined
3488 variables as DECL_IGNORED_P.
3489 * varasm.c (first_global_object_name): GTY it.
3490 (weak_global_object_name): Likewise.
3491 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
3492 a string to go into {weak,first}_global_object_name.
3494 2005-07-22 DJ Delorie <dj@redhat.com>
3496 * c-format.c (check_function_format): Change warning control
3497 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
3499 2005-07-22 Diego Novillo <dnovillo@redhat.com>
3501 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
3502 &PTR->FLD a dereference of PTR.
3503 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
3504 a potential dereference of PTR.
3506 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
3508 PR rtl-optimization/20370
3509 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
3510 call allocate_reg_info if necessary.
3512 PR rtl-optimization/21848
3513 * calls.c (emit_library_call_value_1): For const functions, add
3514 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
3516 PR rtl-optimization/22445
3517 * cselib.c (target.h): Include.
3518 (rtx_equal_for_cselib_p): Allow commutative matches.
3519 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
3520 Remove MODE parameter. Changed all callers.
3522 PR rtl-optimization/22258
3523 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
3525 (try_combine): Use likely_spilled_retval_p.
3527 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
3529 * config.gcc: Add crx-elf support.
3531 * doc/contrib.texi: Mention crx.
3532 * doc/extend.texi: Document crx extensions.
3533 * doc/install.texi: Document crx install.
3534 * doc/invoke.texi: Document crx options.
3535 * doc/md.texi: Document crx constraints.
3537 * config/crx/crx-protos.h: New file.
3538 * config/crx/crx.c: New file.
3539 * config/crx/crx.h: New file.
3540 * config/crx/crx.md: New file.
3541 * config/crx/crx.opt: New file.
3542 * config/crx/t-crx: New file.
3544 2005-07-22 Manfred Hollstein <mh@suse.com>
3546 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
3548 (int_add_graph_edge): Likewise.
3549 (collapse_nodes): Likewise.
3550 (process_unification_queue): Likewise.
3552 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3553 Laurent GUERBY <laurent@guerby.net>
3555 PR tree-optimization/22336
3556 * function.c (record_block_change): Check for
3557 cfun->ib_boundaries_block.
3559 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
3561 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
3562 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
3564 2005-07-21 DJ Delorie <dj@redhat.com>
3566 * toplev.c (warn_deprecated_use): Add warning control to warning
3568 * c-typeck.c (parser_build_binary_op): Likewise.
3569 (c_finish_if_stmt): Likewise.
3570 * c-common.c (check_function_sentinel): Likewise.
3571 (check_nonnull_arg): Likewise.
3573 2005-07-21 Richard Henderson <rth@redhat.com>
3576 * tree-complex.c (complex_ssa_name_components): New.
3577 (cvc_lookup): Allow entry not found.
3578 (create_components): Remove.
3579 (create_one_component_var, get_component_var): New.
3580 (get_component_ssa_name, set_component_ssa_name): New.
3581 (extract_component): Use get_component_ssa_name.
3582 (update_complex_components): Use set_component_ssa_name.
3583 (update_complex_components_on_edge): Likewise.
3584 (update_phi_components): Create new PHI nodes directly, instead
3585 of adding insns to edges.
3586 (tree_lower_complex): Allocate and free complex_variable_components
3587 and complex_ssa_name_components here.
3589 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
3591 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
3592 revert to returning false.
3594 2005-07-21 Uros Bizjak <uros@kss-loka.si>
3597 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
3599 2005-07-21 Uros Bizjak <uros@kss-loka.si>
3602 * config/i386/i386.md (cmpxf): Change operand constraints
3603 to "nonmemory_operand".
3605 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
3607 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
3609 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
3612 * fold-const.c (fold_build1): Add checksum for the operands.
3613 (fold_build2): Likewise.
3614 (fold_build3): Likewise.
3616 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
3619 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
3621 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
3623 * common.opt (-fforward-propagate): Committed by mistake,
3626 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3628 * reg-stack.c: Fix comment typo(s).
3629 * tree-ssa-operands.c: Likewise.
3630 * tree-vectorizer: Likewise.
3632 2005-07-21 Nick Clifton <nickc@redhat.com>
3634 * config/sh/symbian.c: Replace C++ style line comments with C
3635 style line comments.
3636 (symbian_add_attribute): Do not use a ? operator on the LHS of
3638 (sh_symbian_handle_dll_attribute): Change the type of the
3639 method vector to "VEC(tree,gc)*" and use vector accessor
3640 macros to walk over the elements.
3641 (symbian_export_vtable_and_rtti_p): Likewise.
3642 (symbian_class_needs_attribute_p): Likewise.
3644 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
3647 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
3648 initialize targetm.resolve_overloaded_builtin here.
3649 (altivec_expand_overloaded_builtin): Make it non-static.
3650 * config/rs6000/rs6000-protos.h
3651 (altivec_expand_overloaded_builtin): New prototype.
3652 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
3653 targetm.resolve_overloaded_builtin here.
3654 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
3656 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
3657 Zdenek Dvorak <dvorakz@suse.cz>
3659 PR tree-optimization/19210
3660 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
3662 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
3663 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
3664 rely on unproven assumptions.
3665 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
3666 * tree-flow.h (number_of_iterations_exit): Add final parameter.
3667 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
3668 to number_of_iterations_exit.
3669 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
3670 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
3671 * tree-ssa-loop-niter.c (find_loop_niter,
3672 estimate_numbers_of_iterations_loop): Likewise.
3673 (number_of_iterations_exit): Honor the new options.
3674 * doc/invoke.texi (Wunsafe-loop-optimizations,
3675 funsafe-loop-optimizations): Document them.
3677 2005-07-21 Richard Sandiford <richard@codesourcery.com>
3679 PR rtl-optimization/22167
3680 * gcse.c (hoist_code): Fix hoist_exprs[] check.
3682 2005-07-20 Adam Nemet <anemet@lnxw.com>
3684 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
3685 __do_global_dtors_aux longcall.
3687 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
3689 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
3690 (old_special_pred_table): Don't reference
3691 SPECIAL_MODE_PREDICATES.
3692 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
3693 * config/arc/arc.h: Don't mention PREDICATE_CODES.
3694 * config/sh/predicates.h: Don't mention
3695 SPECIAL_MODE_PREDICATES.
3696 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
3699 2005-07-20 DJ Delorie <dj@redhat.com>
3701 * config.gcc: Add m32c-elf support.
3703 * doc/contrib.texi: Mention m32c.
3704 * doc/extend.texi: Document m32c extensions.
3705 * doc/install.texi: Mention m32c.
3706 * doc/invoke.texi: Document m32c options.
3707 * doc/md.texi: Document m32c constraints.
3709 * config/m32c/addsub.md: New file.
3710 * config/m32c/bitops.md: New file.
3711 * config/m32c/cond.md: New file.
3712 * config/m32c/jump.md: New file.
3713 * config/m32c/m32c-lib1.S: New file.
3714 * config/m32c/m32c-lib2.c: New file.
3715 * config/m32c/m32c-modes.def: New file.
3716 * config/m32c/m32c-pragma.c: New file.
3717 * config/m32c/m32c-protos.h: New file.
3718 * config/m32c/m32c.abi: New file.
3719 * config/m32c/m32c.c: New file.
3720 * config/m32c/m32c.h: New file.
3721 * config/m32c/m32c.md: New file.
3722 * config/m32c/m32c.opt: New file.
3723 * config/m32c/minmax.md: New file.
3724 * config/m32c/mov.md: New file.
3725 * config/m32c/muldiv.md: New file.
3726 * config/m32c/predicates.md: New file.
3727 * config/m32c/prologue.md: New file.
3728 * config/m32c/shift.md: New file.
3729 * config/m32c/t-m32c: New file.
3731 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
3733 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
3734 (stack_protect_set, stack_protect_test): New expanders.
3735 (stack_protect_set_si, stack_protect_set_si_media,
3736 stack_protect_set_di_media, stack_protect_test_si,
3737 stack_protect_test_si_media, stack_protect_test_di_media):
3740 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
3742 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
3744 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
3746 * tree.h (tree_expr_nonzero_p): Export.
3747 * fold-const.c (tree_expr_nonzero_p): Likewise.
3748 Return true for CALL_EXPRs that are alloca calls.
3749 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
3751 * tree-flow.h (expr_computes_nonzero): Remove.
3752 * tree-vrp.c (expr_computes_nonzero): Remove.
3753 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
3754 (extract_range_from_unary_expr): Likewise.
3755 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
3756 tree_expr_nonzero_p.
3758 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
3760 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
3761 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
3762 extra arg "picreg" and use it instead of pic_offset_table_rtx.
3763 All callers changed.
3764 (frame_related_constant_load): New arg "related" which controls
3765 setting of RTX_FRAME_RELATED_P. All callers changed.
3766 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
3767 (bfin_expand_prologue): Add stack limit checking.
3768 * config/bfin/bfin.md (trapifcc): New pattern.
3770 * config/bfin/bfin.c: Include "langhooks.h".
3771 (def_builtin): Go through lang_hooks to call builtin_function.
3773 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
3774 * config/bfin/predicates.md (symbol_ref_operand): New.
3775 (call_insn_operand): Delete. All callers changed to use
3776 register_no_elim_operand.
3777 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
3779 (function_arg): Use it to generate the call's operand 2.
3780 (bfin_longcall_p): New function.
3781 (bfin_expand_call): Extra arg "cookie". All callers and declaration
3782 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
3783 determine if the address needs to be in a REG.
3784 (bfin_handle_longcall_attribute): New function.
3785 (bfin_attribute_table): Add "longcall" and "shortcall".
3786 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
3787 (CUMULATIVE_ARGS): New member call_cookie.
3788 (PREDICATE_CODES): Add symbol_ref_operand.
3789 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
3790 extra USE to the pattern.
3791 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
3792 New patterns, split off call_insn, sibcall_insn, call_value_insn and
3793 sibcall_value_insn; now the new patterns handle direct calls and the
3794 old ones indirect calls.
3795 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
3797 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
3799 * doc/trouble.texi: Update section on handling of empty loops.
3801 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
3803 * config.gcc: Remove support for sparc-*-openbsd*,
3804 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
3806 * config.host: Remove support for i860-*-sysv4* as a host.
3807 * config/i860/*, config/ip2k/*, config/ns32k/*,
3808 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
3809 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
3810 mention obsolete ports.
3812 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
3814 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
3816 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
3817 of frame_pointer_rtx.
3818 (sh_expand_epilogue): Likewise.
3819 (sh_set_return_address): Likewise.
3820 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
3821 instead of FRAME_POINTER_REGNUM if needed. Add elimination
3822 offsets from FRAME_POINTER_REGNUM.
3823 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
3824 (sh_register_names): Add initializer for sfp.
3825 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
3826 (VALID_REGISTER_P): Likewise.
3827 (FIRST_PSEUDO_REGISTER): Update.
3828 (DWARF_FRAME_REGISTERS): Define.
3829 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
3830 (HARD_FRAME_POINTER_REGNUM): Define.
3831 (FRAME_POINTER_REGNUM): Redefine.
3832 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
3833 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
3834 from FRAME_POINTER_REGNUM.
3835 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
3836 FRAME_POINTER_REGNUM.
3837 (REG_CLASS_CONTENTS): Add sfp.
3838 (REG_ALLOC_ORDER): Likewise.
3839 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
3840 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
3841 of frame_pointer_rtx.
3842 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
3844 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
3846 * fold-const.c (tree_expr_nonnegative_p): Only return true for
3847 ABS_EXPR when flag_wrapv is false because of INT_MIN.
3848 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
3850 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
3853 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
3855 Make CONSTRUCTOR use VEC to store initializers.
3856 * c-common.c (complete_array_type): Update to cope with VEC in
3858 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
3859 (pp_c_constructor_elts): New function.
3860 * c-pretty-print.h (pp_c_constructor_elts): Declare.
3861 * c-typeck.c (build_function_call, build_c_cast, digest_init,
3862 struct constructor_stack, struct initializer_stack,
3863 constructor_elements, push_init_level, pop_init_level,
3864 add_pending_init, find_init_member, output_init_element): Update to
3865 cope with VEC in CONSTRUCTOR_ELTS.
3866 * coverage.c (build_fn_info_value, build_ctr_info_value,
3867 build_gcov_info): Likewise.
3868 * expr.c (categorize_ctor_elements_1, store_constructor,
3869 expand_expr_real_1): Likewise.
3870 * fold-const.c (fold_ternary): Likewise.
3871 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
3872 gimplify_init_constructor, gimplify_expr): Likewise.
3873 * tree-dump.c (dequeue_and_dump): Likewise.
3874 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
3876 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
3878 * tree-sra.c (generate_element_init_1): Likewise.
3879 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
3880 * tree-ssa-operands.c (get_expr_operands): Likewise.
3881 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
3882 * tree-vect-transform.c (vect_get_vec_def_for_operand):
3883 (get_initial_def_for_reduction): Likewise.
3884 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
3885 value handle in annotations.
3886 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
3887 tree_node_structure): Add support for constr_kind.
3888 (build_vector_from_ctor, build_constructor_single,
3889 build_constructor_from_list): New functions.
3890 (build_constructor): Update to take a VEC instead of a TREE_LIST.
3891 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
3892 Update to cope with VEC in CONSTRUCTOR_ELTS.
3893 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
3894 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
3895 CONSTRUCTOR_APPEND_ELT): New macros.
3896 (struct constructor_elt, struct tree_constructor): New data types.
3897 (union tree_node): Add tree_constructor field.
3898 * treestruct.def: Define TS_CONSTRUCTOR.
3899 * varasm.c (const_hash_1, compare_constant, copy_constant,
3900 compute_reloc_for_constant, output_addressed_constants,
3901 initializer_constant_valid_p, output_constant,
3902 array_size_for_constructor, output_constructor): Update to cope with
3903 VEC in CONSTRUCTOR_ELTS.
3904 * vec.h (VEC_empty, VEC_copy): New macros.
3906 2005-07-19 Devang Patel <dpatel@apple.com>
3908 * dbxout.c (dbxout_type): Check Objective-C++ lang.
3910 2005-07-19 Richard Henderson <rth@redhat.com>
3913 * gimplify.c (gimplify_expr): Use main variant type for the temp
3914 destination for a discarded volatile read.
3915 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
3916 casts between non-void types that change volatility.
3918 2005-07-15 DJ Delorie <dj@redhat.com>
3920 * toplev.h: Add comment about the first parameter for warning().
3921 * errors.h: Likewise.
3923 * c.opt (Wpragmas): New.
3924 * doc/invoke.texi: Document it.
3926 * function.c (do_warn_unused_parameter): Add warning control to
3928 * c-decl.c (warn_if_shadowing): Likewise.
3929 * c-lex.c (cb_def_pragma): Likewise.
3930 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
3931 (pop_alignment): Likewise.
3932 (handle_pragma_pack): Likewise.
3933 (apply_pragma_weak): Likewise.
3934 (handle_pragma_weak): Likewise.
3935 (handle_pragma_redefine_extname): Likewise.
3936 (add_to_renaming_pragma_list): Likewise.
3937 (handle_pragma_extern_prefix): Likewise.
3938 (maybe_apply_renaming_pragma): Likewise.
3939 (handle_pragma_visibility): Likewise.
3941 * config/c4x/c4x-c.c (BAD): Likewise.
3942 (c4x_parse_pragma): Likewise.
3943 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
3944 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
3945 (rs6000_pragma_longcall): Likewise.
3946 * config/v850/v850-c.c (pop_data_area): Likewise.
3947 (ghs_pragma_section): Likewise.
3948 (ghs_pragma_section): Likewise.
3949 (ghs_pragma_interrupt): Likewise.
3950 (ghs_pragma_starttda): Likewise.
3951 (ghs_pragma_startsda): Likewise.
3952 (ghs_pragma_startzda): Likewise.
3953 (ghs_pragma_endtda): Likewise.
3954 (ghs_pragma_endsda): Likewise.
3955 (ghs_pragma_endzda): Likewise.
3957 2005-07-19 Danny Berlin <dberlin@dberlin.org>
3958 Kenneth Zadeck <zadeck@naturalbridge.com>
3960 * Makefile.in: Removed tree-promote-statics.c
3961 * tree-promote-statics.c: Removed.
3962 * common.opt: Removed flag-promote-statics.
3964 * passes.c: Removed tree-promote-statics pass.
3965 * tree-pass.h: Ditto.
3966 * timevar.def: Removed TV_PROMOTE_STATICS.
3969 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
3971 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
3973 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
3975 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3978 * c-common.c (check_function_arguments): Call
3979 'check_function_format' if either -Wformat or
3980 -Wmissing-format-attribute are specified.
3981 * c-format.c (check_function_format): Check -Wformat before
3982 calling 'check_format_info'.
3983 * c-opts.c (c_common_post_options): Don't warn for
3984 -Wmissing-format-attribute without -Wformat.
3985 * c-typeck.c (convert_for_assignment): Detect additional cases for
3986 -Wmissing-format-attribute.
3987 * doc/invoke.texi (-Wmissing-format-attribute): Document new
3990 2005-07-19 Richard Guenther <rguenther@suse.de>
3992 * config/i386/i386.md (lrint<mode>2): Use temporary
3993 instead of clobbering non-existent memory.
3995 2005-07-19 Nick Clifton <nickc@redhat.com>
3997 * config/avr/avr.c (legitimate_address_p): Fix debugging print
3998 statement to avoid displaying ASCII control characters.
4000 2005-07-19 Ben Elliston <bje@au.ibm.com>
4002 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
4003 * cfganal.c (find_edge_index): Ditto.
4004 * combine.c (combine_instructions): Ditto.
4005 * ddg.c (create_scc): Ditto.
4006 (find_successors): Ditto.
4007 (find_predecessors): Ditto.
4008 (find_nodes_on_paths): Ditto.
4009 (longest_simple_path): Ditto.
4010 * flow.c (update_life_info): Ditto.
4011 (count_or_remove_death_notes): Ditto.
4012 (clear_log_links): Ditto.
4013 * modulo-sched.c (generate_reg_moves): Ditto.
4014 (find_max_asap): Ditto.
4015 (find_max_hv_min_mob): Ditto.
4016 (find_max_dv_min_mob): Ditto.
4017 * sbitmap.c (sbitmap_first_set_bit): Ditto.
4018 * sched-rgn.c (extract_edgelst): Ditto.
4019 * tree-into-ssa.c (prepare_names_to_update): Ditto.
4020 (dump_update_ssa): Ditto.
4021 (ssa_names_to_replace) Ditto.
4022 (switch_virtuals_to_full_rewrite): Ditto.
4023 (update_ssa): Ditto.
4024 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
4026 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
4028 Fix PR tree-optimization/22483
4030 * tree-complex.c (create_components): Use
4031 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
4032 * tree-flow-inline.h (fill_referenced_var_vec): New function.
4033 * tree-flow.h (safe_referenced_var_iterator): New structure.
4034 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
4035 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
4036 safe_referenced_var iterator.
4037 (add_type_alias): Ditto.
4039 2005-07-19 Steven Bosscher <stevenb@suse.de>
4041 * loop-init.c (rest_of_handle_loop2): Remove.
4042 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
4043 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
4044 (pass_rtl_loop_init, pass_rtl_loop_done,
4045 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
4046 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
4047 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
4048 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
4049 pass_tree_loop_done, and pass_tree_unswitch.
4050 (gate_loop): Rename to gate_tree_loop.
4051 * passes.c (init_optimization_passes): Update for renamed tree
4052 loop passes. Add the new loop2 passes as subpasses of loop2.
4053 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
4054 Update for the renamed tree loop passes.
4056 2005-07-18 Ian Lance Taylor <ian@airs.com>
4059 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
4060 blocks when optimizing.
4062 2005-07-18 Steve Ellcey <sje@cup.hp.com>
4064 * common.opt (frename-registers): Initialize to 2.
4066 (fgcse-after-reload): Ditto.
4067 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
4068 (process_options): Only change flag_web, flag_rename_registers,
4069 and flag_rerun_cse_after_loop if not explicitly set by user.
4071 2005-07-18 Jan Beulich <jbeulich@novell.com>
4073 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
4074 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
4075 in 64-bit mode the same as DImode in 32-bit mode.
4076 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
4077 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
4078 mode. Add new mode parameter.
4079 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
4080 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
4081 x86_64_shift_adj): New expanders.
4082 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
4083 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
4085 Respective new splitters. Use renamed shift splitter helpers in 32-bit
4086 DImode shift splitters.
4087 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
4088 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
4091 2005-07-18 Jan Beulich <jbeulich@novell.com>
4093 * i386.md (movdi_extzv_1): New.
4094 (zero_extendhidi2): Combine alternatives and never force use of
4096 (zero_extendqidi2): Likewise. Don't restrict input selection.
4098 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
4100 Fix PR tree-optimization/22531
4101 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
4104 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
4106 * tree-promote-statics.c (pass_promote_statics): Change dump file
4109 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
4111 * tree-optimize.c (init_tree_optimization_passes): Add
4112 pass_eliminate_useless_stores pass.
4113 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
4114 * tree-ssa-pre.c (is_copy_stmt): New function.
4115 (follow_copies_till_vuse): Ditto.
4116 (do_eustores): Ditto.
4117 (gate_eustores): Ditto.
4119 2005-07-16 Richard Henderson <rth@redhat.com>
4121 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
4123 2005-07-16 Danny Berlin <dberlin@dberlin.org>
4124 Kenneth Zadeck <zadeck@naturalbridge.com>
4126 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
4127 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
4128 ipa-type-escape.h, tree-promote-statics.c
4129 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
4130 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
4131 tree-promote-statics.c: new files.
4132 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
4133 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
4134 int nonlocal_set_p, mark_constant_function): Deleted.
4135 (rest_of_handle_cfg): Removed call to mark_constant_function.
4136 (nonoverlapping_component_refs_p): Added calls to support
4137 type based aliasing.
4138 * tree-ssa-alias.c (may_alias_p,
4139 compute_flow_insensitive_aliasing): Ditto.
4140 * calls.c (flags_from_decl_or_type): Removed reference to
4142 * c-typeck.c (convert_arguments): Make builtins tolerant of having
4143 too many arguments. This is necessary for Spec 2000.
4144 * cgraph.h (const_function, pure_function): Removed.
4145 * common.opt: Added "fipa-pure-const", "fipa-reference",
4146 "fipa-type-escape", and "ftree-promote-static".
4148 * passes.c: Added ipa and tree-promote-statics passes.
4149 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
4150 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
4151 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
4152 * tree-flow.h: Added exposed sra calls and addition of
4153 reference_vars_info field for FUNCTION_DECLS.
4154 * tree-pass.h: Added passes.
4155 * tree-sra.c: (sra_init_cache): New function.
4156 (sra_insert_before, sra_insert_after) Made public.
4157 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
4159 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
4160 aliasing. (may_alias_p): Added code to use type escape analysis to
4162 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
4163 code to prune clobbers of static variables based on information
4164 produced in ipa-reference pass. Changed call clobbering so that
4165 statics are not marked as clobbered if the call does not clobber
4168 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
4170 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
4173 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
4175 * doc/install.texi (*-*-solaris2*): Document recommended version
4176 of GNU binutils and mention GNU linker problem on Solaris 10.
4178 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
4181 * c-decl.c (c_build_bitfield_integer_type): New function.
4182 (finish_struct): Call it.
4183 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
4185 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4187 * c-typeck.c (digest_init): Call 'convert_for_assignment'
4190 2005-07-16 Jan Hubicka <jh@suse.cz>
4192 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
4193 (scale_bbs_frequencies_int): Watch roundoff errors.
4194 * predict.c (return_prediction): Initialize return_stmt.
4196 2005-07-16 Jan Hubicka <jh@suse.cz>
4198 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
4199 after RTL profiling.
4201 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
4204 * fold-const.c (build_range_check): Convert high/low to etype
4205 if we are only comparing against exp.
4207 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
4209 Fix PR tree-optimization/22376
4210 * tree-ssa-structalias.c (build_constraint_graph): We really meant
4212 (need_to_solve): New function.
4213 (compute_points_to_sets): Use it.
4215 2005-07-15 Jan Hubicka <jh@suse.cz>
4217 * cfg.c (update_bb_profile_for_threading): More diagnostic.
4218 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
4220 2005-07-15 Richard Guenther <rguenther@suse.de>
4222 * c-common.c (handle_flatten_attribute): New function.
4223 Add flatten function attribute.
4224 * doc/extend.texi: Document flatten function attribute.
4225 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
4226 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
4228 (cgraph_decide_inlining): Handle functions with flatten
4231 2005-07-14 David Edelsohn <edelsohn@gnu.org>
4233 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
4234 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
4235 UNSPEC_XCHG, UNSPEC_AND): New.
4236 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
4237 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
4238 * config/rs6000/sync.md (FETCHOP): New code macro.
4239 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
4241 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
4242 (sync_compare_and_swap<mode>): Same.
4243 (sync_lock_test_and_set<mode>): Same.
4244 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
4245 for QImode and HImode, and not PPC405.
4246 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
4247 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
4248 (sync_<fetchop>{si,di}_internal): New.
4249 (sync_nand{si,di}_internal): New.
4250 (sync_old_<fetchop>{si,di}_internal): New.
4251 (sync_old_nand{si,di}_internal): New
4252 (sync_new_<fetchop>{si,di}_internal): New.
4253 (sync_new_nand{si,di}_internal): New.
4254 (atomic_and{si,di}): New.
4255 (sync_new_nand{si,di}_internal): New.
4256 (atomic_and{si,di}): New.
4257 (sync_add<mode>_internal): Delete.
4258 (sync_addshort_internal): Use unspec instead of unspec_volatile.
4259 (sync_sub<mode>_internal): Delte.
4260 (sync_subshort_internal): New.
4261 (sync_andsi_internal): Use unspec instead of unspec_volatile.
4262 (sync_anddi_internal): Delete.
4263 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
4264 (sync_booldi_internal): Delete.
4265 (sync_boolc<mode>_internal): Delete.
4266 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
4267 (sync_boolc<mode>_internal2): Delete.
4268 (sync_boolcc<mode>_internal): Delete.
4269 (isync, lwsync): Use unspec instead of unspec_volatile.
4270 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
4271 Revert UNSPEC_VOLATILE.
4272 (rs6000_split_atomic_op): New.
4273 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
4275 2005-07-14 Eric Christopher <echristo@redhat.com>
4277 * config/mips/mips.c (mips_canonicalize_comparison): Cast
4278 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
4280 2005-07-14 Eric Christopher <echristo@redhat.com>
4282 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
4284 2005-07-14 Steven Bosscher <stevenb@suse.de>
4286 PR tree-optimization/22230
4287 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
4288 the computation of the four cross productions for "range op range".
4290 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
4291 Ulrich Weigand <uweigand@de.ibm.com>
4294 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
4297 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
4299 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
4301 2005-07-14 Steve Ellcey <sje@cup.hp.com>
4303 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
4305 2005-07-14 Richard Guenther <rguenther@suse.de>
4308 * config/i386/i386-protos.h (ix86_function_value): Change
4309 prototype to match new target hook.
4310 * config/i386/i386.c (ix86_value_regno): Change prototype
4311 to take extra type argument.
4312 (TARGET_FUNCTION_VALUE): Define.
4313 (ix86_function_ok_for_sibcall): Pass extra argument to
4314 ix86_value_regno, check return slot rtx for exact match.
4315 (ix86_function_value): Take extra parameter. Dispatch to
4316 ix86_value_regno with fndecl/fntype as provided.
4317 (ix86_value_regno): Handle extra type argument.
4318 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
4320 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
4321 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
4322 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
4323 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
4324 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
4326 2005-07-14 Richard Guenther <rguenther@suse.de>
4328 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
4329 * calls.c (expand_call): Pass fntype to hard_function_value.
4330 (emit_library_call_value_1): Likewise.
4331 * explow.c: Include target.h.
4332 (hard_function_value): Take extra argument, the fntype.
4333 Use new target hook for function_value.
4334 * expr.h (hard_function_value): Change prototype.
4335 * function.c (aggregate_value_p): Pass 0 as fntype to
4336 hard_function_value.
4337 (assign_parms): Use new target hook for function_value.
4338 Pass 0 as fntype to hard_function_value.
4339 (expand_function_end): Likewise.
4340 * reg-stack.c: Include target.h.
4341 (stack_result): Use new target hook for function_value.
4342 * target-def.h: New target hook function_value.
4343 * target.h: Likewise.
4344 * targhooks.c (default_function_value): New function.
4345 * targhooks.h (default_function_value): Declare.
4347 2005-07-13 Ian Lance Taylor <ian@airs.com>
4349 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
4351 2005-07-14 Jan Hubicka <jh@suse.cz>
4353 * tree-dfa.c (dump_variable): Use default_def function.
4354 * tree-ssa-alias.c (dump_points_to_info): Likewise.
4355 * tree-ssa.c (verify_use): Likewise.
4356 * tree-ssanames.c (release_ssa_name): Likewise.
4357 * tree-tailcall.c (eliminate_tail_call): Likewise.
4358 (tree_optimize_tail_calls_1): Likewise.
4359 * tree-vrp.c (get_value_range): Likewise.
4361 2005-07-14 Ben Elliston <bje@au.ibm.com>
4363 * gcc.c (main): Compare language[0] with '*' when iterating over
4366 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
4368 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
4369 "s390_emit_compare". Add handling of CCZ1mode.
4370 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
4371 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
4373 (s390_branch_condition_mask): Add CCZ1mode handling.
4374 * config/s390/s390.md: ("seq", "*seq"): New pattern.
4375 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
4376 Use CCZ1mode instead of CCZmode.
4377 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
4379 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
4381 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
4383 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
4385 2005-07-13 Eric Christopher <echristo@redhat.com>
4387 * config/mips/mips.c (mips_canonicalize_comparison): New.
4388 (mips_emit_int_relational): Use.
4390 2005-07-13 Eric Christopher <echristo@redhat.com>
4392 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
4394 * config/s390/s390.md: Include tpf.md. Move tpf specific
4396 * config/s390/tpf.md: To here.
4397 * config/s390/s390.opt: Move tpf specific options...
4398 * config/s390/tpf.opt: to here. Add mmain option.
4399 * config/s390/tpf-unwind.h: Remove unnecessary defines.
4400 * config/s390/tpf.h: Rewrite.
4402 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
4404 * doc/tm.texi: Remove @xref{Cross-profiling}.
4406 2005-07-13 Jeff Law <law@redhat.com>
4408 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
4409 expressions, test their _DECL operands for pointer equality rather
4410 than using operand_equal_p.
4412 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
4414 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
4415 (TARGET_POSIX_IO): This.
4416 * config/darwin.h: Likewise.
4417 * config/freebsd.h: Likewise.
4418 * config/linux.h: Likewise.
4419 * config/lynx.h: Likewise.
4420 * config/netbsd.h: Likewise.
4421 * config/rs6000/linux64.h: Likewise.
4422 * config/rs6000/linux.h: Likewise.
4423 * config/s390/tpf.h: Likewise.
4424 * config/sh/embed-elf.h: Likewise.
4425 * config/sparc/linux64.h: Likewise.
4426 * config/sparc/linux.h: Likewise.
4427 * config/svr4.h: Likewise.
4428 * gcov-io.h: Likewise.
4430 * doc/tm.texi: Updated.
4432 * libgcov.c (create_file_directory): Defined only if
4433 TARGET_POSIX_IO is defined.
4434 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
4437 2005-07-13 Jan Hubicka <jh@suse.cz>
4439 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
4441 2005-07-13 David Edelsohn <edelsohn@gnu.org>
4443 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
4444 structure as argument.
4446 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
4448 PR tree-optimization/21921
4449 * tree-iterator.c (tsi_link_before): Support the case when
4450 tsi_end_p (tsi) == true.
4452 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4454 PR tree-optimization/22442
4455 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
4458 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4460 PR rtl-optimization/20376
4461 * toplev.c (process_options): Enable -fweb and -frename-registers when
4463 * doc/invoke.texi: Update the information about when -fweb and
4464 -frename-registers are enabled.
4466 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
4469 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
4470 if *rhs_p is not a SSA_NAME.
4472 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
4474 Fix PR tree-optimization/22422
4475 * tree-ssa-structalias.c (struct variable_info): Add flag for
4477 (get_varinfo): Now a static function.
4478 (new_varinfo): init has_union and is_special_var to false.
4479 (solution_set_add): Check has_union.
4480 (do_da_constraint): Move temporary variable so it gets reset
4482 Also check for special variable.
4483 (do_ds_constraint): Ditto.
4484 (do_sd_constraint): Ditto.
4485 (do_structure_copy): Check for special variable.
4486 (find_func_aliases): Ditto.
4487 (init_base_vars): Set special vars properly.
4489 2005-07-13 Jan Hubicka <jh@suse.cz>
4491 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
4494 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
4495 (get_expr_operands): Fix thinko wrt flags and subvars.
4497 PR tree-optimize/22379
4498 * tree-inline.c (expand_call_inline): Do not output sorry in early
4501 2005-07-12 Dale Johannesen <dalej@apple.com>
4503 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
4505 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
4508 * host-linux.h: Include limits.h.
4510 2005-07-12 Dale Johannesen <dalej@apple.com>
4512 * expr.c (compress_float_constant): Add cost check.
4513 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
4515 2005-07-12 Dale Johannesen <dalej@apple.com>
4517 * gcc.target/i386/compress-float-sse.c: New.
4518 * gcc.target/i386/compress-float-sse-pic.c: New.
4519 * gcc.target/i386/compress-float-387.c: New.
4520 * gcc.target/i386/compress-float-387-pic.c: New.
4521 * gcc.dg/compress-float-ppc.c: New.
4522 * gcc.dg/compress-float-ppc-pic.c: New.
4524 2005-07-12 Eric Christopher <echristo@redhat.com>
4526 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
4528 * config/s390/s390.md: Include tpf.md. Move tpf specific
4530 * config/s390/tpf.md: To here.
4531 * config/s390/s390.opt: Move tpf specific options...
4532 * config/s390/tpf.opt: to here. Add mmain option.
4533 * config/s390/tpf-unwind.h: Remove unnecessary defines.
4534 * config/s390/tpf.h: Rewrite.
4536 2005-07-12 Eric Christopher <echristo@redhat.com>
4538 * gcc.c (struct infile): Update comment for language.
4539 (main): Rewrite input file resetting code.
4541 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
4544 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
4545 requiring a cast in a non RHS of modify_expr. Add a cast when required.
4546 (lookup_avail_expr): Use constant_boolean_node instead
4547 of boolean_false_node/boolean_true_node.
4549 2005-07-12 Ben Elliston <bje@au.ibm.com>
4551 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
4552 and use it when printing num_edges.
4554 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
4556 * doc/extend.texi (Blackfin Built-in Functions): New section.
4557 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
4560 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
4562 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
4563 s/cmpstrsi/cmpstrnsi
4564 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
4566 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
4567 (init_optabs): Initialize cmpstrn_optab.
4568 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
4569 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
4570 * expr.c: (enum insn_code cmpstrn_optab): Declare.
4571 * config/i386/i386.md: s/cmpstr/cmpstrn
4572 * config/c4x/c4x.md: s/cmpstr/cmpstrn
4573 * doc/md.texi: Update documentation.
4575 2005-07-11 Richard Henderson <rth@redhat.com>
4577 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
4578 build_va_arg_indirect_ref.
4579 (alpha_gimplify_va_arg): Likewise.
4580 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
4581 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
4582 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
4583 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
4584 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
4585 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
4587 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
4589 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4591 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
4592 * passes.c (init_optimization_passes): Add pass_empty_loop.
4593 * tree-pass.h (pass_empty_loop): Declare.
4594 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
4595 try_remove_empty_loop, remove_empty_loops): New functions.
4596 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
4597 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
4599 2005-07-12 Peter Barada <peter@the-baradas.com>
4603 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
4604 in address registers.
4605 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
4606 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
4607 alternative of addsi3_5200.
4609 2005-07-11 Ian Lance Taylor <ian@airs.com>
4611 * config/mips/mips.md (ffs<mode>2): Remove.
4613 2005-07-11 Ian Lance Taylor <ian@airs.com>
4615 * doc/tree-ssa.texi (Cleanups): Improve description of
4617 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
4619 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
4621 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
4622 * tree.h (DECL_ARGUMENT_FLD): New macro.
4624 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
4626 Fix PR tree-optimization/22404
4628 * tree-ssa-structalias.c (create_variable_info_for): Use
4631 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
4633 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
4634 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
4635 for second comparison operand.
4636 * config/bfin/predicates.md (reg_or_const_int_operand): New.
4638 * config/bfin/bfin.md (define_attr "type"): Add "sync".
4639 (define_insn_reservation "alu"): Likewise.
4640 (csync, ssync): Now of type sync.
4641 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
4642 -mcsync-anomaly -mspecld-anomaly.
4643 * config/bfin/bfin.opt (mcsync): Remove.
4644 (mcsync-anomaly, mspecld-anomaly): Add.
4645 * config/bfin/bfin.c: Include "insn-codes.h".
4646 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
4647 (TARGET_DEFAULT_TARGET_FLAGS): New.
4648 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
4650 2005-07-11 Steven Bosscher <stevenb@suse.de>
4652 * basic-block.h: Give the BB flags enum a name, bb_flags.
4653 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
4654 * cfgcleanup.c (enum bb_flags): Remove here.
4655 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
4656 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
4657 (update_forwarder_flag): Likewise.
4658 (thread_jump): Likewise.
4659 (try_forward_edges): Likewise.
4660 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
4661 forwarder flags. Don't clear bb->aux for all basic blocks. Only
4662 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
4664 2005-07-11 Richard Guenther <rguenther@suse.de>
4666 * config/i386/i386.opt: New target option -msseregparm.
4667 * config/i386/i386.c (override_options): Error out for
4668 -msseregparm but no SSE support.
4669 (ix86_function_sseregparm): Check for global sseregparm.
4670 * doc/invoke.texi: Document -msseregparm.
4672 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4674 * config.gcc (m32r-*-linux*): Use the default extra_parts.
4675 (m32rle-*-linux*): Ditto.
4677 2005-07-11 Jakub Jelinek <jakub@redhat.com>
4679 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
4680 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
4683 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4687 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
4688 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
4690 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
4692 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
4693 (varmap): Heapify varmap.
4694 (constraints): Heapify constraints.
4695 (struct constraint_graph): Heapify succs and preds.
4696 (constraint_vec_find): Update for heapification.
4697 (constraint_set_union): Ditto.
4698 (insert_into_complex): Ditto.
4699 (constraint_edge_vec_find): Ditto.
4700 (erase_graph_self_edge): Ditto.
4701 (add_graph_edge): Ditto.
4702 (get_graph_weights): Ditto.
4703 (merge_graph_nodes): Ditto.
4704 (build_constraint_graph): Ditto.
4705 (topo_visit): Ditto.
4706 (solve_graph): Ditto.
4707 (create_variable_info_for): Ditto.
4708 (init_base_vars): Ditto.
4709 (delete_points_to_sets): Free graph, varmap, and complex constraints.
4710 (condese_varmap_nodes): Free complex vector.
4711 (clear_edges_for_node): Clear succs and preds vector.
4713 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
4715 * tree-ssa-structalias.c (update_alias_info): Change counting of
4716 references to not include vdefs.
4718 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
4720 * tree-ssa-alias.c (free_used_part_map): Add missing free.
4723 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4725 * pa.c (pa_commutative_p): Make PLUS commutative when
4726 TARGET_NO_SPACE_REGS is true.
4728 2005-07-09 Diego Novillo <dnovillo@redhat.com>
4730 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
4731 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
4732 * tree-dfa.c (dump_subvars_for): New.
4733 (debug_subvars_for): New.
4734 (dump_variable): Show subvariables if VAR has them.
4735 * tree-flow-inline.h (get_subvar_at): New.
4736 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
4737 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
4739 (struct subvar): Change fields offset and size to unsigned
4741 (dump_subvars_for): Declare.
4742 (debug_subvars_for): Declare.
4743 (get_subvar_at): Declare.
4744 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
4745 to unsigned HOST_WIDE_INT *.
4746 (overlap_subvar): Likewise.
4747 * tree-gimple.c (is_gimple_reg): Always return false for
4748 SFTs and memory tags.
4749 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
4751 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
4752 (compute_may_aliases): Call compute_points_to_sets.
4753 (collect_points_to_info_for): Remove.
4754 (compute_points_to_and_addr_escape): Remove.
4755 (delete_alias_info): Call delete_points_to_sets.
4756 (compute_flow_sensitive_aliasing): If the call to
4757 find_what_p_points_to returns false, call set_pt_anything.
4758 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
4759 (set_pt_anything): Clear pi->pt_vars.
4760 (set_pt_malloc): Remove.
4761 (merge_pointed_to_info): Remove.
4762 (add_pointed_to_expr): Remove.
4763 (add_pointed_to_var): Remove.
4764 (collect_points_to_info_r): Remove.
4765 (is_escape_site): Make extern.
4767 (create_overlap_variables_for): Call it.
4768 * tree-ssa-copy.c (merge_alias_info): Never merge
4769 flow-sensitive alias information.
4770 * tree-ssa-operands.c (get_expr_operands): Adjust variables
4771 offset and size to be unsigned HOST_WIDE_INT.
4772 (add_to_addressable_set): Rename from note_addressable.
4773 Set TREE_ADDRESSABLE as the variables are added to the set.
4775 (add_stmt_operand): Do not try to micro-optimize unmodifiable
4776 operands into VUSEs when adding V_MAY_DEFs for members in an
4778 * tree-ssa-operands.h (add_to_addressable_set): Declare.
4779 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
4780 (struct variable_info): Add bitfield is_heap_var.
4781 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
4782 (new_var_info): Initialize is_heap_var.
4783 (get_constraint_for): Add HEAP variables to the symbol table.
4784 Mark them with is_heap_var.
4785 (update_alias_info): New. Taken mostly from the old
4786 compute_points_to_and_addr_escape.
4787 (handle_ptr_arith): New.
4788 (find_func_aliases): Call update_alias_info.
4789 Call handle_ptr_info for tcc_binary expressions.
4790 Call mark_stmt_modified.
4791 (create_variable_info_for): If DECL has subvars, do not create
4792 variables for its subvars. Always add all the fields.
4793 (set_uids_in_ptset): If the solution includes ANYOFFSET and
4794 SFTs, then add all the SFTs of the structure.
4795 If VI->DECL is an aggregate with subvariables, add the SFT at
4797 (find_what_p_points_to): If VI is an artificial variable,
4798 translate to bitfields in SSA_NAME_PTR_INFO.
4799 If the solution is empty, set pi->pt_vars to NULL
4800 (init_base_vars): Create ANYOFFSET.
4801 (compute_points_to_sets): Rename from create_alias_vars.
4803 (pass_build_pta): Remove.
4804 (delete_points_to_sets): Rename from delete_alias_vars.
4805 (pass_del_pta): Remove.
4806 * tree-ssa-structalias.h (struct alias_info): Move from
4808 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
4809 NUM_REFERENCES_SET): Likewise.
4810 (compute_points_to_sets, delete_points_to_sets): Declare.
4812 2005-07-09 Richard Henderson <rth@redhat.com>
4814 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
4815 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
4816 alpha_split_lock_test_and_set_12): New functions.
4817 * config/alpha/alpha-protos.h: Update.
4818 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
4819 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
4820 * config/alpha/sync.md (I12MODE): New.
4821 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
4822 (sync_<fetchop_name><I48MODE>): Likewise.
4823 (sync_nand<I48MODE>): Likewise.
4824 (sync_old_<fetchop_name><I48MODE>): Likewise.
4825 (sync_new_<fetchop_name><I48MODE>): Likewise.
4826 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
4827 (sync_compare_and_swap<I48MODE>): Likewise.
4828 (sync_lock_test_and_set<I48MODE>): Likewise.
4829 (sync_compare_and_swap<I12MODE>): New.
4830 (sync_compare_and_swap<I12MODE>_1): New.
4831 (sync_lock_test_and_set<I12MODE>): New.
4832 (sync_lock_test_and_set<I12MODE>_1): New.
4834 2005-07-09 Diego Novillo <dnovillo@redhat.com>
4838 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
4840 2005-07-09 Jakub Jelinek <jakub@redhat.com>
4842 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
4843 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
4845 2005-07-09 Richard SAndiford <richard@codesourcery.com>
4848 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
4850 2005-07-08 David Edelsohn <edelsohn@gnu.org>
4852 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
4853 memory_operand constraint.
4854 (store_conditional_<mode>): Same.
4855 (sync_compare_and_swap<mode>): Same.
4856 (sync_lock_test_and_set<mode>): Same.
4858 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
4860 Rewrite PIC support to more closely model actual instructions.
4861 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
4862 (cris_symbol): Remove prototypes for removed functions.
4863 (cris_pic_symbol_type_of, cris_valid_pic_const)
4864 (cris_expand_pic_call_address): Prototypes for new functions.
4865 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
4867 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
4869 <case ':'>: Add case for new punctuation character.
4870 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
4871 emitting (extra) PIC modifier.
4872 <case UNSPEC>: Do not assert for PLT.
4873 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
4874 (cris_expand_prologue, cris_expand_epilogue): Check
4875 for pic_offset_table_rtx usage instead of taking
4876 current_function_uses_pic_offset_table as the final word.
4877 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
4878 Remove flag_pic difference.
4879 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
4880 the moral equivalents of...
4881 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
4883 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
4884 (cris_handle_option): Mark ARG as unused.
4885 (cris_expand_pic_call_address): New worker function for "call",
4887 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
4888 output PIC constructs here.
4889 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
4890 as symbol-specific modifers, not whole or part of operands.
4891 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
4892 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
4893 constants and flag_pic.
4894 (CONSTANT_INDEX_P): Adjust for new functions.
4895 (enum cris_pic_symbol_type): New helper type.
4896 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
4897 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
4898 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
4900 ("movsi"): Emit actual instructions for GOT and relative access.
4901 ("*movsi_got_load"): New pattern to set up the register holding
4903 ("*movsi_internal"): Operand 1 is not a plain general_operand.
4904 Adjust FIXME for 'S'.
4905 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
4906 Use "movs" for -fpic cases.
4907 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
4908 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
4909 ("call", "call_value"): Just call cris_expand_pic_call_address for
4911 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
4912 Remove special pattern.
4913 ("*expanded_call_side", "*expanded_call_value_side"): New
4915 (gotplt-to-plt, gotplt-to-plt-side-call)
4916 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
4918 * config/cris/cris/predicates.md
4919 ("cris_general_operand_or_gotless_symbol"): Remove unused
4921 ("cris_general_operand_or_symbol"): Adjust for new functions.
4923 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
4925 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
4927 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
4929 * Makefile.in (TREE_H): Add treestruct.def.
4930 (c-decl.o): Add pointer-set.h
4931 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
4932 visibility on regular DECL's.
4933 (merge_decls): Fix the copying of decl nodes of various types for
4934 the new structures. Don't update RTL, section name, weak status,
4935 etc, on DECL's without RTL.
4936 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
4937 Don't check volatile on non-variable types.
4938 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
4939 to check whether we have seen arguments.
4940 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
4941 flag is checked before field (flag is common, field is not).
4942 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
4943 TS_DECL_COMMON could have an origin.
4944 (add_location_or_const_value_attribute): Don't check section name
4945 on non-var/function decls.
4946 (dwarf2out_var_location): Reverse order of tests.
4947 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
4948 with DECL_WRTL_CHECK.
4949 * expmed.c (make_tree): rtl is now in decl_with_rtl.
4950 * fold-const.c (fold_binary): Don't check weakness on
4951 non-var/function decls.
4952 (tree_expr_nonzero_p): Ditto.
4953 (fold_checksum_tree): Use tree_decl_extra as sizeof
4955 * ggc-page.c (extra_order_size_table): Add sizes for
4956 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
4958 * gimplify.c (gimplify_bind_expr): Only set
4959 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
4960 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
4962 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
4963 * langhooks.h (init_ts). New langhook.
4964 * passes.c (rest_of_decl_compilation): Reverse order of tests.
4965 * print-tree.c (print_node): Update to only print fields that
4966 exist in the structures the passed decl has.
4967 * toplev.c (wrapup_global_declarations): Don't reset
4968 DECL_DEFER_OUTPUT on DECL's that don't contain it.
4969 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
4970 * tree-inline.c (remap_decl): Ditto.
4971 * tree-outof-ssa.c (create_temp): Reverse order of tests.
4972 * tree-pretty-print.c (print_declaration): Don't print
4973 DECL_REGISTER on things that don't contain it.
4974 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
4975 non-var/function decls.
4976 * tree.c (tree_contains_struct): New structure.
4977 (init_priority_for_decl): New hashtable.
4978 (tree_int_map): New structure.
4979 (tree_int_map_eq): New function.
4980 (tree_int_map_marked_p): Ditto.
4981 (tree_int_map_hash): Ditto.
4982 (tree_map): Move to tree.h.
4983 (tree_map_eq): Externalize.
4984 (tree_map_hash): Ditto.
4985 (tree_map_marked_p): Ditto.
4986 (init_ttree): Set up tree_contains_struct and call langhook.
4987 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
4988 (tree_code_size): Update for new structures.
4989 (tree_node_structure): Update for new structures.
4990 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
4992 (copy_node_stat): Copy init priority.
4993 (build_decl_stat): Ditto for visibility.
4994 (ts_enum_names): New.
4995 (tree_contains_struct_check_failed): New function.
4996 (decl_init_priority_lookup): Ditto.
4997 (decl_init_priority_insert): Ditto.
4998 * treestruct.def: New file.
4999 * tree.h (CODE_CONTAINS_STRUCT): New macro.
5000 (CONTAINS_STRUCT_CHECK): Ditto.
5001 (tree_contains_struct_check_failed): New prototype.
5002 (DECL_CHECK): Removed.
5003 (DECL_MINIMAL_CHECK): New.
5004 (DECL_COMMON_CHECK): Ditto.
5005 (DECL_WRTL_CHECK): Ditto.
5006 (DECL_NON_COMMON_CHECK): Ditto.
5007 (DECL_WITH_VIS_CHECK): Ditto.
5008 (VAR_OR_FUNCTION_DECL_P): Ditto
5009 (struct tree_decl_minimal): New structure.
5010 (struct tree_decl_common): Ditto.
5011 (struct tree_decl_with_rtl): Ditto.
5012 (struct tree_decl_with_vis): Ditto.
5013 (struct tree_decl_non_common): Ditto.
5014 (struct tree_field_decl): Ditto.
5015 (struct tree_parm_decl): Ditto.
5016 (struct tree_var_decl): Ditto.
5017 (struct tree_function_decl): Ditto.
5018 (struct tree_const_decl): Ditto.
5019 (struct tree_result_decl): Ditto.
5020 (union tree_node): Add new structures.
5021 * var-tracking.c (track_expr_p): Reverse order of tests.
5023 * doc/c-tree.texi: Add documentation on DECL node internal structure.
5025 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
5027 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
5028 * system.h: Poison FINALIZE_PIC.
5029 * doc/tm.texi (FINALIZE_PIC): Remove.
5031 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5034 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
5035 to the correct type if we have a MODIFY_EXPR.
5037 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
5039 PR tree-optimization/22360
5040 * tree.c (upper_bound_in_type): Fix calculations for casting
5041 to a non-wider signed type and casting a signed value to a
5042 wider unsigned type.
5043 (lower_bound_in_type): Fix calculations for casting to a
5044 non-wider signed type.
5046 PR tree-optimization/20139
5047 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
5049 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
5050 fold_cond_expr_cond.
5051 * tree-ssanames.c (release_defs): Assert in_ssa_p.
5052 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
5054 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5057 * tree-complex.c (expand_complex_libcall): Produce
5058 REALPART_EXPR/IMAGPART_EXPR with the correct type.
5060 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
5062 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
5063 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
5064 b" assert and inserted fastpath code for this case.
5065 (bitmap_ior): Removed "a != b" assert.
5067 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5069 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
5070 (ENDFILE_SPEC): Likewise.
5071 * config/m32r/m32r.h (ASM_SPEC): Likewise.
5073 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
5074 a large stack frame at epilogue.
5076 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
5078 * final.c: Include sdbout.h when required.
5080 2005-07-07 Geoffrey Keating <geoffk@apple.com>
5082 * config.gcc (*-*-darwin*): Only one target-specific header file
5084 (powerpc-*-darwin*): Add version-specific header files.
5085 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
5086 * config.in: Regenerate.
5087 * configure: Regenerate.
5088 * gcc.c: Include xregex.h.
5089 (version_compare_spec_function): New.
5090 (spec_function): Add version-compare.
5091 (replace_outfile_spec_function): Reformat comment.
5092 (compare_version_strings): New.
5093 * config/darwin-c.c (version_as_macro): New.
5094 (builtin_define): New.
5095 (darwin_cpp_builtins): New.
5096 * config/darwin-protos.h (darwin_cpp_builtins): New.
5097 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
5098 (LIB_SPEC): Make unconditional, update comment.
5099 (TARGET_C99_FUNCTIONS): Define.
5100 * config/darwin.opt: Sort.
5101 (mmacosx-version-min=): New.
5102 * config/darwin7.h: Delete.
5103 * config/darwin8.h: Delete.
5104 * config/i386/darwin.h (): Call darwin_cpp_builtins.
5105 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
5106 (TARGET_C99_FUNCTIONS): Define.
5107 * config/rs6000/darwin7.h: New.
5108 * config/rs6000/darwin8.h: New.
5109 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
5110 (-mmacosx-version-min): Document.
5112 2005-07-07 Ian Lance Taylor <ian@airs.com>
5114 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
5116 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
5119 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
5121 2005-07-07 Khem Raj <kraj@mvista.com>
5123 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
5124 in bytes, not words.
5126 2005-07-07 Paul Brook <paul@codesourcery.com>
5128 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
5129 DEFAULT_FUNCTION_ARG_PADDING to upward.
5131 2005-07-07 Richard Henderson <rth@redhat.com>
5133 * function.c (locate_and_pad_parm): Record parameter alignment in
5134 stack_alignment_needed.
5136 2005-07-07 David Edelsohn <edelsohn@gnu.org>
5138 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
5139 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
5140 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
5141 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
5142 (define_attr "type"): Add isync, sync, load_l, store_c.
5143 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
5144 Create scratch volatile MEM.
5145 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
5147 (load_locked_<mode>): New.
5148 (store_conditional_<mode>): New.
5149 (sync_compare_and_swap<mode>): Replace with splitter.
5150 (sync_lock_test_and_set<mode>): Replace with splitter.
5151 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
5153 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
5154 is ics. Attribute isync.
5155 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
5157 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
5158 and UNSPECV_SYNC_OP.
5159 (emit_unlikely_jump): New.
5160 (emit_load_locked): New.
5161 (emit_store_conditional): New.
5162 (rs6000_split_compare_and_swap): New.
5163 (rs6000_split_lock_test_and_set): New.
5164 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
5165 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
5166 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
5167 rs6000_split_lock_test_and_set): Declare.
5168 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
5169 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
5170 store_c, isync, sync.
5172 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
5174 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
5175 filenames to gtyp-gen.h.
5176 (s-typ-gen): Use it in place of for loops.
5178 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
5180 * hooks.c (hook_bool_rtx_int_false): New function.
5181 * hooks.h (hook_bool_rtx_int_false): Declare.
5182 * target-def.h (TARGET_COMMUTATIVE_P): Define.
5183 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
5184 * target.h (struct gcc_target): Add commutative_p member.
5185 * targhooks.c (hook_bool_rtx_commutative_p): New function.
5186 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
5187 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
5188 (pa_commutative_p): New function.
5189 * jump.c (target.h): Include.
5190 (rtx_renumbered_equal_p): Use targetm.commutative_p.
5191 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
5193 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
5195 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
5196 (s390_expand_setmem): New.
5197 * config/s390/s390.c: Likewise.
5198 (print_shift_count_operand): Truncate to 12 bits instead of 6.
5200 * config/s390/s390.md: ("setmem<mode>"): Accept character as
5201 general_operand. Call new function "s390_expand_setmem".
5202 ("clrmem_long", "*clrmem_long"): Rewrite to ...
5203 ("setmem_long", "*setmem_long"): ... this.
5205 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
5207 * config/s390/s390.c: (optimization_options): Enable
5208 TARGET_MVCLE at -Os.
5209 * doc/invoke.texi: Document changes in default behaviour.
5210 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
5212 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
5214 * expr.c: (set_storage_via_setmem): Convert opchar to mode
5215 defined by back-end.
5217 2005-07-07 Jakub Jelinek <jakub@redhat.com>
5219 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
5220 all sets in the pattern.
5221 * config/rs6000/rs6000.md (stack_protect_testsi,
5222 stack_protect_testdi): Likewise.
5224 2005-07-06 Jeff Law <law@redhat.com>
5226 * tree-vrp.c (simplify_using_ranges): Kill.
5227 (vrp_finalize): Remove call to simplify_using_ranges.
5228 (simplify_stmt_using_ranges): New function extracted from
5229 simplify_using_ranges.
5230 (simplify_div_or_mod_using_ranges): Likewise.
5231 (simplify_abs_using_ranges): Likewise.
5232 (simplify_cond_using_ranges): New function.
5233 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
5234 * tree-ssa-propagate.c (substitute_and_fold): Call
5235 simplify_stmt_using_ranges if we have range information.
5237 2005-07-06 James E. Wilson <wilson@specifixinc.com>
5239 * config/ia64/ia64.c (ia64_reorg): Check optimize before
5240 ia64_flag_schedule_isns2.
5242 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
5243 reading/writing general registers.
5244 (ia64_function_arg): Revert 2005-06-18 change.
5246 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
5248 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
5249 (legitimize_tls_address): Use gcc_unreachable instead of abort.
5251 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
5253 * function.c (expand_function_end): Revert part of 2005-06-27
5254 patch. Do sjlj_emit_function_exit_after after return_label.
5256 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
5258 * doc/install.texi (--disable-libssp): New.
5260 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
5262 * doc/invoke.texi: Update -fforce-mem documentation.
5263 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
5264 code for -fforce-mem.
5265 * expmed.c: (store_bit_field,store_fixed_bit_field,
5266 extract_bit_field): Ditto.
5267 * expr.c: (convert_move): Ditto.
5268 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
5269 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
5270 emit_conditional_add,expand_float,expand_fix): Ditto.
5271 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
5272 (common_handle_option): Issue warning when -fforce-mem specified.
5274 2005-07-06 Paul Brook <paul@codesourcery.com>
5276 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
5278 * configure: Regenerate.
5280 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
5282 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
5284 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
5286 Fix PR tree-optimization/22319
5287 Fix PR tree-optimization/22140
5288 Fix PR tree-optimization/22310
5290 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
5291 variable sized types.
5292 Use correct type for intermediate structure on *a = *b structure
5295 2005-07-06 Jakub Jelinek <jakub@redhat.com>
5297 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
5299 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
5300 (machine_function): Move typedef to...
5301 * config/rs6000/rs6000.c (machine_function): ... here. Add
5302 varargs_save_offset field.
5303 (rs6000_stack_t): Remove varargs_size field.
5304 (setup_incoming_varargs): Allocate varargs save area using
5305 assign_stack_local, try to make it as small as possible.
5306 Save offset from virtual_stack_vars_rtx to the save area
5307 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
5308 instead of magic 8 when fp word byte size is used.
5309 (rs6000_va_start): Use cfun->machine->varargs_save_offset
5310 instead of -RS6000_VARARGS_SIZE.
5311 (rs6000_stack_info, debug_stack_info,
5312 rs6000_initial_elimination_offset): Remove all traces of
5314 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
5315 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
5316 RS6000_VARARGS_AREA.
5318 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
5320 PR tree-optimization/21963
5321 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
5322 constant_multiple_of in the same way get_computation_cost_at does.
5324 2005-07-06 Jakub Jelinek <jakub@redhat.com>
5326 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
5327 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
5328 (gen_compare_reg): If sparc_compare_emitted is set, clear it
5329 and return its previous value.
5330 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
5331 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
5333 (stack_protect_set, stack_protect_test): New expanders.
5334 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
5335 stack_protect_testdi): New insns.
5336 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
5337 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
5339 2005-07-06 Jeff Law <law@redhat.com>
5341 * tree-ssa-dce.c (cfg_altered): New global.
5342 (tree_dce_init): Initialize cfg_altered.
5343 (remove_dead_stmt): If we remove an edge in the CFG, then set
5345 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
5348 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
5350 * Makefile.in (stamp-collect-ld): Use
5351 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
5352 ./collect-ld if it already exists.
5353 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
5354 Don't remove ./nm if it already exists.
5356 2005-07-05 Devang Patel <dpatel@apple.com>
5358 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
5359 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
5360 * tree-vectorizer.c (vect_loop_location): New.
5361 (vect_print_dump_info): Use vect_loop_location.
5362 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
5363 (vectorize_loops): Set vect_loop_location.
5364 * tree-vect-analyze.c (vect_analyze_offset_expr,
5365 vect_determin_vectorization_factor, vect_analyze_operations,
5366 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
5367 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
5368 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
5369 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
5370 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
5371 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
5372 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
5373 vect_analyze_loop): Adjust vect_print_dump_info API.
5374 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
5375 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
5376 vect_finish_stmt_generation, vectorizable_assignment,
5377 vectorizable_operation, vectorizable_store, vectorizable_load,
5378 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
5379 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
5380 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
5381 vect_transform_loop): Same.
5382 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
5383 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
5386 2005-07-05 Randolph Chung <tausq@debian.org>
5388 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
5389 * configure: Regenerate.
5390 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
5391 (pa_tls_referenced_p): Declare.
5392 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
5393 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
5394 (legitimize_tls_address): New.
5395 (hppa_legitimize_address): Handle TLS addresses.
5396 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
5397 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
5398 (emit_move_sequence): Handle TLS addresses.
5399 (pa_encode_section_info): Call default handler to handle common
5401 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
5402 (CONSTANT_ADDRESS_P): Reject TLS operands.
5403 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
5404 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
5405 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
5406 (UNSPEC_TLSLE): Define new constants.
5407 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
5408 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
5409 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
5410 (tie_symbolic_operand, tle_symbolic_operand): New
5412 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
5414 * aclocal.m4: Update macros for autoconf 2.59 style.
5415 * configure.ac: Likewise.
5417 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5419 * pa.c (function_value): Handle small aggregates on 32-bit targets.
5420 (function_arg): Pass small aggregates in general registers on 32-bit
5422 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
5424 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
5426 * Makefile.in (final.o): Fix dependencies.
5428 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
5432 * langhooks.h (struct lang_hooks): Add expr_to_decl.
5433 * langhooks.c (lhd_expr_to_decl): New.
5434 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
5436 (LANG_HOOKS_INITIALIZER): Update.
5437 * tree.c (recompute_tree_invarant_for_addr_expr): Call
5438 expr_to_decl langhook.
5439 * c-tree.h (c_expr_to_decl): Declare.
5440 * c-typeck.c (c_expr_to_decl): New.
5441 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
5443 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
5445 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
5448 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
5449 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
5451 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
5453 * Makefile.in: Adjust dependencies.
5454 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
5455 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
5456 * alias.c (rest_of_handle_cfg, pass_cfg): New.
5457 * bb-reorder.c (duplicate_computed_gotos): Make it static.
5458 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
5459 rest_of_compilation.
5461 * bb-reorder.c (gate_duplicate_computed_gotos,
5462 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
5463 rest_of_handle_reorder_blocks, pass_reorder_blocks,
5464 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
5465 pass_partition_blocks): New.
5466 * bt-load.c (gate_handle_branch_target_load_optimize,
5467 rest_of_handle_branch_target_load_optimize,
5468 pass_branch_target_load_optimize): New.
5469 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
5471 * cfglayout.c (pass_insn_locators_initialize): New.
5472 * cfgrtl.c (pass_free_cfg): New.
5473 * combine.c (gate_handle_combine, rest_of_handle_combine,
5475 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
5476 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
5477 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
5478 * except.c (pass_set_nothrow_function_flags,
5479 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
5481 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
5482 rest_of_handle_shorten_branches, pass_shorten_branches,
5483 rest_of_clean_state, pass_clean_state): New.
5484 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
5485 rest_of_handle_remove_death_notes, pass_remove_death_notes,
5486 rest_of_handle_life, pass_life, rest_of_handle_flow2,
5488 * function.c (pass_instantiate_virtual_regs, pass_init_function,
5489 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
5490 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
5491 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
5493 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
5494 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
5495 pass_rtl_ifcvt, gate_handle_if_after_combine,
5496 rest_of_handle_if_after_combine, pass_if_after_combine,
5497 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
5498 pass_if_after_reload): New.
5499 * integrate.c (pass_initial_value_sets): New.
5500 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
5501 pass_purge_lineno_notes): New.
5502 * mode-switching.c (rest_of_handle_mode_switching,
5503 pass_mode_switching): New.
5504 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
5505 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
5507 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
5508 pass_loop_optimize): New.
5509 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
5511 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
5513 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
5514 pass_postreload_cse): New.
5515 * profile.c (gate_handle_profiling, pass_profiling,
5516 rest_of_handle_branch_prob, pass_branch_prob): New.
5517 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
5518 pass_split_before_regstack, gate_handle_split_before_regstack,
5519 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
5520 rest_of_handle_split_all_insns, pass_split_all_insns): New.
5521 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
5522 pass_stack_regs): New.
5523 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
5524 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
5525 pass_stack_adjustments): New.
5526 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
5527 pass_regrename): New.
5528 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
5529 pass_delay_slots, gate_handle_machine_reorg,
5530 rest_of_handle_machine_reorg, pass_machine_reorg): New.
5531 * rtl.h (extern void purge_line_number_notes): New.
5532 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
5533 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
5535 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
5537 * value-prof.c (gate_handle_value_profile_transformations,
5538 rest_of_handle_value_profile_transformations,
5539 pass_value_profile_transformations): New.
5540 * var-tracking.c (gate_handle_var_tracking,
5541 pass_variable_tracking): New.
5542 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
5544 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
5545 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
5546 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
5547 rest_of_handle_old_regalloc, rest_of_handle_regrename,
5548 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
5549 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
5550 rest_of_handle_gcse2, rest_of_handle_regmove,
5551 rest_of_handle_tracer, rest_of_handle_if_conversion,
5552 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
5553 rest_of_handle_web, rest_of_handle_branch_prob,
5554 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
5555 rest_of_handle_jump_bypass, rest_of_handle_combine,
5556 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
5557 rest_of_handle_gcse, rest_of_handle_loop_optimize,
5558 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
5559 rest_of_handle_mode_switching, rest_of_handle_jump,
5560 rest_of_handle_eh, rest_of_handle_stack_adjustments,
5561 rest_of_handle_flow2, rest_of_handle_jump2,
5562 rest_of_handle_peephole2, rest_of_handle_postreload,
5563 rest_of_handle_shorten_branches, rest_of_clean_state,
5564 rest_of_compilation): Remove.
5566 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
5567 * passes.c (dump_flags, in_gimple_form, all_passes,
5568 all_ipa_passes, all_lowering_passes, register_one_dump_file,
5569 register_dump_files, next_pass_1, last_verified, execute_todo,
5570 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
5571 from tree-optimize.c.
5572 (init_optimization_passes): Moved from tree-optimize.c,
5573 adding the RTL optimizations.
5574 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
5575 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
5576 all_ipa_passes, all_lowering_passes, register_one_dump_file,
5577 register_dump_files, next_pass_1, last_verified, execute_todo,
5578 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
5579 init_tree_optimization_passes, ipa_passes): Delete.
5580 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
5582 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
5583 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
5585 (ipa_passes): Remove.
5586 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
5587 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
5588 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
5589 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
5590 (dump_info_p, dump_flag): Moved to tree-dump.h.
5592 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
5594 * passes.c (finish_optimization_passes): Use dump_begin
5595 and dump_end, TDI_end.
5596 (gate_rest_of_compilation): New.
5597 (pass_rest_of_compilation): Use it.
5598 (gate_postreload, pass_postreload): New.
5599 * toplev.c (general_init): Rename init_tree_optimization_passes.
5600 * toplev.h (init_tree_optimization_passes): Rename to
5601 init_optimizations_passes.
5602 * tree-dump.c (dump_flag): Make static.
5603 (dump_files): Remove RTL dumps.
5604 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
5605 pass_cleanup_cfg, pass_free_cfg_annotations,
5606 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
5607 pass_init_datastructures, pass_fixup_cfg): Make non-static.
5608 * tree-pretty-print.c: Include tree-pass.h.
5609 * cgraph.c: Include tree-dump.h.
5611 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
5613 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
5614 Only fall back to saying it points to readonly memory if
5617 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5619 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
5620 * config/m32r/m32r.c (m32r_compute_frame_size,
5621 m32r_expand_prologue): Take current_function_profile into
5622 account whenever we reference
5623 current_function_uses_pic_offset_table.
5624 (m32r_finalize_pic): Remove.
5625 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
5627 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
5629 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
5630 instead of $<. Don't remove ./as if it already exists.
5632 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5635 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
5636 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
5637 for complex modes when generating code for PA 1.0.
5638 (VALID_FP_MODE_P): New macro.
5639 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
5640 sets for all general and floating point modes. Align wide floating
5641 point modes to even register boundaries to comply with architectural
5643 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
5644 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
5645 (VALID_FP_MODE_P): New macro.
5646 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
5647 sets for all general and floating point modes. Align wide floating
5648 point modes to even register boundaries to comply with architectural
5651 2005-07-04 Diego Novillo <dnovillo@redhat.com>
5653 * tree-dump.c (dump_files): Initialize dump number for .cgraph
5656 2005-07-04 Diego Novillo <dnovillo@redhat.com>
5658 * tree-ssa-structalias.c: Don't include expr.h.
5660 2005-07-04 Diego Novillo <dnovillo@redhat.com>
5662 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
5665 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
5667 Fix PR tree-optimization/22279
5669 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
5672 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
5674 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
5676 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
5678 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
5679 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
5680 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
5681 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
5682 config/stormy16/stormy16.c, config/v850/v850.c,
5683 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
5684 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
5685 Avoid "." or "\n" at end of diagnostics and capital letters at
5686 start of diagnostics.
5687 * combine.c, cse.c: Don't translate dump file output.
5688 * toplev.c (print_version): Only translate output if going to
5691 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
5693 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
5694 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
5697 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5699 * pa.c (fix_range): Fix typo in comment.
5701 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
5703 * tree-vrp.c (extract_range_from_assert): Replace
5704 fold (build (...)) with fold_build2.
5706 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5708 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
5709 gcc_gfc_char_table, init_dynamic_gfc_info): New.
5710 (format_types_orig, handle_format_attribute): Add support for
5713 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
5715 * varasm.c (assemble_variable): Fix format specifier thinko.
5717 2005-07-03 Ira Rosen <irar@il.ibm.com>
5719 PR tree-optimization/22029 (and 22135)
5720 * tree-pretty-print.c (dump_generic_node): Check that the node is not
5721 a phi node before calling dump_vops.
5723 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
5725 * tree-dump.h (dump_string_field): Declare.
5726 * tree-dump.c: Use it instead of dump_string.
5727 (dump_string_field): Make non-static.
5729 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
5731 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
5732 up the minimal CFG stuff always when optimize > 0. Call
5733 split_all_insns_noflow in PIC case if needed.
5735 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
5736 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
5739 * c-decl.c (c_write_global_declarations): Dump contents of
5741 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
5742 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
5743 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
5744 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
5747 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
5749 * c-common.h (GCC_DIAG_STYLE): Define.
5750 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
5751 version for format checking to 4.1.
5752 * c-format.c: Include toplev.h after c-common.h.
5753 (enum format_type): Add gcc_tdiag_format_type.
5754 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
5755 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
5756 (format_types_orig): Add gcc_tdiag.
5757 (init_dynamic_diag_info): Support gcc_tdiag formats.
5758 (handle_format_attribute): Likewise.
5759 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
5760 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
5761 version for format checking to 4.1.
5762 (warning0, warning, error, pedwarn, sorry): Use
5764 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
5765 (finish_aliases_1): Do not use %qE.
5766 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
5767 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
5768 Correct format bugs.
5769 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
5770 parameter to unsigned HOST_WIDE_INT.
5771 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
5773 2005-07-02 David Edelsohn <edelsohn@gnu.org>
5776 * expr.c (write_complex_part): Use adjust_address for MEM.
5777 (read_complex_part): Same.
5779 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
5781 Fix PR tree-optimization/22280
5783 * tree-sra.c (generate_element_init): Remove useless loop.
5785 2005-07-02 Richard Henderson <rth@redhat.com>
5787 * config/alpha/alpha.c (alpha_legitimize_address): Check for
5789 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
5791 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
5794 * fold-const.c (fold_binary): Handle the return value of
5795 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
5796 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
5798 2005-07-02 Jeff Law <law@redhat.com>
5800 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
5801 a eliminate type conversion which feeds an equality comparison
5802 if the original type or either operand in the comparison is a
5805 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
5807 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
5808 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
5810 * config/avr/avr.c: Do not use '`' as left quote.
5811 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
5812 Remove "." from end of diagnostics. Make diagnostics start with
5815 2005-07-02 Zack Weinberg <zack@codesourcery.com>
5816 Joseph S. Myers <joseph@codesourcery.com>
5818 * toplev.c (default_tree_printer): Handle setting location with
5820 * c-objc.common.c (c_tree_printer): Likewise.
5821 * c-format.c (gcc_diag_flag_specs): Add '+'.
5822 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
5823 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
5825 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
5826 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
5827 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
5828 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
5829 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
5830 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
5831 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
5832 format arguments where %J is used without %D.
5834 2005-07-02 Jakub Jelinek <jakub@redhat.com>
5836 * gcc.c (LINK_SSP_SPEC): Define.
5837 (link_ssp_spec): New variable.
5838 (LINK_COMMAND_SPEC): Add %(link_ssp).
5839 (static_specs): Add link_ssp_spec.
5840 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
5841 * configure: Rebuilt.
5842 * config.in: Rebuilt.
5844 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
5845 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
5846 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
5847 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
5848 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
5849 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
5850 -0x7008(2) instead of reading __stack_chk_guard variable.
5851 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
5853 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
5854 (stack_protect_set, stack_protect_test): Use *_tls* patterns
5855 if TARGET_THREAD_SSP_OFFSET is defined.
5856 (stack_tls_protect_set_si, stack_tls_protect_set_di,
5857 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
5860 2005-06-27 Richard Henderson <rth@redhat.com>
5861 * libgcc-std.ver (GCC_4.1.0): New.
5862 * libgcc.h (__stack_chk_guard): Declare.
5863 (__stack_chk_fail, __stack_chk_fail_local): Declare.
5864 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
5865 * mklibgcc.in (lib2funcs): Add them.
5867 2005-07-01 Richard Henderson <rth@redhat.com>
5869 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
5870 void * before struct sigcontext *.
5871 (x86_fallback_frame_state): Likewise.
5873 2005-07-01 James E. Wilson <wilson@specifixinc.com>
5875 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
5877 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
5880 * tree-ssa-reassoc.c (should_transpose): Fix which operand
5881 we check for SSA_NAME for.
5883 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
5885 Fix PR tree-optimization/22071
5887 * tree-ssa-structalias.c (offset_overlaps_with_access): New
5889 (get_constraint_for_component_ref): Use it.
5891 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
5894 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
5895 print out the last new line.
5897 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
5899 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
5900 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
5901 * config/cris/cris.c (cris_conditional_register_usage): Adjust
5902 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
5903 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
5904 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
5905 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
5906 (enum reg_class): New member CC0_REGS.
5907 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
5908 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
5909 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
5910 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
5911 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
5912 Adjust for register now described.
5914 2005-07-01 Jakub Jelinek <jakub@redhat.com>
5917 * config/i386/i386.md (stack_protect_test_si,
5918 stack_protect_test_di): Add earlyclobber for scratch 3.
5919 * config/rs6000/rs6000.md (stack_protect_testsi,
5920 stack_protect_testdi): Add earlyclobber for scratch 3,
5921 remove earlyclobber from scratch 4.
5923 Older entries for 2005 can be found in ChangeLog-2005.