1 2005-09-13 Alan Modra <amodra@bigpond.net.au>
4 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
5 word before changing the stack pointer. Use gen_frame_mem for MEMs.
6 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
7 (restore_stack_nonlocal): Likewise.
8 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
10 2005-09-12 Ian Lance Taylor <ian@airs.com>
13 * c.opt (ffriend-injection): New C++ option.
14 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
15 (C++ Dialect Options): Document -ffriend-injection.
17 2005-09-12 Josh Conner <jconner@apple.com>
20 * ipa-reference.c (static_execute): Don't mark variables in
21 named sections TREE_READONLY.
23 2005-09-12 Alan Modra <amodra@bigpond.net.au>
25 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
28 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
30 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
31 V_MUST_DEF instead of just the first_use_p.
32 Don't mark the virtual variables for renaming on the statement which
34 (pass_dse): Remove TODO_update_ssa.
36 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
39 * stor-layout.c (compute_record_mode): For records with a single
40 field, actually check the field's mode size against the type size.
42 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
43 registers for TARGET_SHMEDIA.
44 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
45 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
46 of GENERAL_REGS and FP_REGS.
48 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
50 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
52 2005-09-12 Alan Modra <amodra@bigpond.net.au>
54 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
55 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
56 are omitted. Exclude stack_tie insn too.
58 2005-09-11 David Edelsohn <edelsohn@gnu.org>
60 PR rtl-optimization/23098
61 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
63 * config/rs6000/rs6000.md (movdf splitter): Use
64 const_double_operand predicate for TARGET_POWERPC64.
65 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
66 SYMBOL_REF method to ABI_V4.
68 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
69 replace_equiv_address.
70 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
71 rs6000_sr_alias_set and MEM_NOTRAP.
72 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
74 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
76 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
77 handle CALL_EXPR again.
79 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
81 * arm/predicates.md (alignable_memory_operand): Delete.
83 2005-09-10 Richard Henderson <rth@redhat.com>
86 * dbxout.c (dbxout_expand_expr): New.
87 (dbxout_symbol): Use it.
89 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
91 * arm.c (arm_gen_rotated_half_load): Delete.
92 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
93 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
94 (thumb_set_return_address): Likewise.
95 (thumb_load_double_from_address): Use adjust_address.
96 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
97 (extendhsisi2_mem, movhi_bytes): Use change_address.
98 (movhi): Use widen_memory_access.
99 (reload_out_df): Use replace_equiv_address.
100 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
102 2005-09-09 Richard Henderson <rth@redhat.com>
105 * dbxout.c: Include expr.h.
106 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
107 (dbxout_symbol): Handle DECL_VALUE_EXPR.
108 * Makefile.in (dbxout.o): Add EXPR_H.
110 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
112 PR tree-optimization/23509
113 * tree-cfg.c (replace_uses_by): Use replace_exp.
114 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
115 pointers have name_mem_tag or type_mem_tag set.
117 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
119 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
120 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
121 of wrongly accessing operands.
123 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
125 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
126 * tree-chrec.c: Include tree-scalar-evolution.h.
127 (chrec_convert): Instantiate the base and step before calling
128 scev_probably_wraps_p that would fail on parametric evolutions.
129 Collect all the fails into a single section failed_to_convert,
130 print a diagnostic, and return chrec_dont_know instead of calling
132 * tree-scalar-evolution.c (loop_closed_phi_def): New.
133 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
135 (scev_const_prop): Don't replace the definition of a loop closed ssa
136 phi node by itself, or by another loop closed ssa phi node.
137 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
138 that base and step are defined.
140 2005-09-09 Richard Guenther <rguenther@suse.de>
143 * fold-const.c (fold_ternary): Check truth_value_p before
144 calling invert_truthvalue.
146 2005-09-09 Nick Clifton <nickc@redhat.com>
148 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
149 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
150 dimension of these arrays.
151 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
153 * longlong.h: Only provide a prototype for the __clz_tab[] array
154 if this header has not been included from libgcc2.h.
155 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
157 Provide prototypes for exported functions.
158 Use the __clz_tab[] and __popcount_tab[] arrays provided by
161 2005-09-08 Josh Conner <jconner@apple.com>
165 * expr.c (expand_expr_addr_expr_1): Don't invoke
166 expand_simple_binop for EXPAND_INITIALIZER.
168 2005-09-08 Richard Henderson <rth@redhat.com>
171 * toplev.c (wrapup_global_declaration_1): Split out ...
172 (wrapup_global_declaration_2): ... from ...
173 (wrapup_global_declarations): ... here. Return bool.
174 (check_global_declaration_1): Split out ...
175 (check_global_declarations): from here.
176 (emit_debug_global_declarations): New.
177 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
178 check_global_declaration_1, emit_debug_global_declarations): Declare.
179 * c-decl.c (c_write_global_declarations_1): Don't create a vector
180 of decls. Call wrapup_global_declaration_1,
181 wrapup_global_declaration_2, check_global_declaration_1 directly.
182 (c_write_global_declarations_2): New.
184 (c_write_global_declarations): Call c_write_global_declarations_2.
185 * langhooks.c (write_global_declarations): Call
186 emit_debug_global_declarations.
188 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
189 remove decls that have DECL_RTL_SET_P.
190 * passes.c (rest_of_decl_compilation): Invoke
191 cgraph_varpool_finalize_decl for all but functions.
193 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
195 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
196 the result of a conversion if the new min and max cannot be compared.
198 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
200 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
201 (override_options): Setting s390_sr_alias_set removed.
202 (save_fpr, save_gprs): Set alias set to vararg or frame.
203 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
204 s390_sr_alias_set with get_frame_alias_set ().
205 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
206 get_varargs_alias_set ().
208 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
212 * c-parser.c (c_parser_objc_method_definition): If the next
213 token is not "{", error out and don't start the function.
215 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
217 * tree-vrp.c (extract_range_from_expr): Move the check for non
218 nullness after the check for gimple invariant.
220 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
222 * tree.c (host_integerp, tree_low_cst): Correct function comment.
224 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
227 * config/m32r.md (movmemsi_internal): Canonicalize order of
228 operands in PLUS component of template.
230 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
232 * reload1.c (fixup_eh_region_note): Remove assertion.
233 (fixup_abnormal_edges): Reverted removal of call to
234 find_many_sub_basic_blocks made on 2005-08-31.
236 2005-09-07 Richard Henderson <rth@redhat.com>
238 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
239 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
240 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
241 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
242 rearrange for better packing.
243 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
244 (lookup_cfa_1): Remove inline marker.
245 (cfa_equal_p): Split out of ...
246 (def_cfa_1): ... here. Use INVALID_REGNUM.
247 (build_cfa_loc): Handle !cfa->indirect.
248 (frame_pointer_cfa_offset): New.
249 (dbx_reg_number): Assert register elimination performed; do
250 leaf register remapping.
251 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
252 (eliminate_reg_to_offset): New.
253 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
254 for verifiably local stack frame addresses; re-base to CFA.
255 (mem_loc_descriptor): Remove can_use_fbreg argument.
256 (concat_loc_descriptor, loc_descriptor): Likewise.
257 (containing_function_has_frame_base): Remove.
258 (rtl_for_decl_location): Don't do register elimination or
259 leaf register remapping here.
260 (secname_for_decl): Split out from ..
261 (add_location_or_const_value_attribute): ... here.
262 (convert_cfa_to_loc_list): New.
263 (compute_frame_pointer_to_cfa_displacement): New.
264 (gen_subprogram_die): Use them.
265 * tree.h (frame_base_decl): Remove.
266 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
267 (prologue_stack_adjust): Remove.
268 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
269 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
270 (set_frame_base_location): Remove.
271 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
272 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
273 (vt_add_function_parameters): Don't eliminate_regs.
274 (vt_initialize): Don't create frame_base_decl.
276 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
278 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
279 version of GNU binutils for 4.x and later.
281 2005-09-06 Mark Mitchell <mark@codesourcery.com>
283 * ggc-page.c (ggc_push_context): Remove.
284 (ggc_pop_context): Likewise.
285 * ggc.h (ggc_push_context): Remove.
286 (ggc_pop_context): Likewise.
288 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
291 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
292 returning from an interrupt handler.
294 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
297 * config/arc/arc.c (output_shift): Add check for loop count when
300 2005-09-06 Steven Bosscher <stevenb@suse.de>
302 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
304 (abs_replacement): Likewise.
305 (pass_phiopt): Remove TODO_update_ssa.
307 2005-09-06 Jakub Jelinek <jakub@redhat.com>
310 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
311 if "return with no value, in function returning non-void" warning
313 * tree-cfg.c (execute_warn_function_return): Don't look at
314 RETURN_EXPRs with TREE_NO_WARNING set.
317 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
318 for internal functions doesn't use registers used by global registers
319 variables. Use fewer register parameters if there are global register
322 2005-09-06 Olivier Hainque <hainque@adacore.com>
323 Eric Botcazou <ebotcazou@adacore.com>
326 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
327 when we would be extracting outside its bit span (bitpos+bitsize
328 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
329 Ada unchecked conversions.
331 2005-09-06 Steven Bosscher <stevenb@suse.de>
333 * tree-ssa-pre.c (try_look_through_load): New function.
334 (compute_avail): Use it to try to look through loads for some
335 more useful expressions.
337 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
339 * simplify-rtx.c (simplify_binary_operation_1): Correct the
340 condition for detecting cases like (a&a) and (a^a).
342 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
344 * common.opt: Add option ftree-vect-loop-version.
345 * params.def: Add --param vect-max-version-checks.
346 * doc/invoke.texi: Document ftree-vect-loop-version and
347 --param vect-max-version-checks.
348 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
349 may_misalign_stmts and defines for accessors.
350 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
351 LOOP_VINFO_MAY_MISALIGN_STMTS.
352 (destroy_loop_vec_info): VEC_free for
353 LOOP_VINFO_MAY_MISALIGN_STMTS.
354 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
355 Update documentation.
356 (vect_update_misalignment_for_peel): New.
357 (vect_enhance_data_refs_alignment): Update to choose loop
358 peeling or loop versioning if appropriate for the (potentially)
359 unaligned data references in the loop.
360 (vect_analyze_data_refs_alignment): Remove call to
361 vect_enhance_data_refs_alignment so the checks can be done
363 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
364 and move up call to vect_analyze_data_refs_alignment.
365 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
366 (vect_transform_loop): Add call to loop_version.
368 2005-09-06 Jakub Jelinek <jakub@redhat.com>
370 PR rtl-optimization/23098
371 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
372 * simplify-rtx.c (constant_pool_reference_p): New function.
373 * rtl.h (constant_pool_reference_p): New prototype.
374 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
375 constant_pool_reference_p in condition and
376 avoid_constant_pool_reference in preparation statements.
378 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
380 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
381 STRICT_LOW_PART SETs.
383 2005-09-06 Alan Modra <amodra@bigpond.net.au>
386 * except.c (sjlj_emit_function_enter): Find the function begin
387 note even when it's not in first basic block.
389 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
391 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
392 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
393 * aclocal.m4: Regenerate.
395 2005-09-05 DJ Delorie <dj@redhat.com>
397 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
400 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
402 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
403 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
404 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
405 Follow spelling conventions.
406 * doc/invoke.texi: Follow spelling conventions.
408 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
410 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
411 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
412 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
414 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
417 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
418 (output_stack_adjust): Use gen_tmp_stack_mem.
419 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
420 (sh_set_return_address, sh_allocate_initial_value): Likewise.
421 (sh_get_pr_initial_val): Likewise.
422 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
423 (sh_initialize_trampoline): Likewise. Also use adjust_address.
424 * sh.md (divsi_inv_m0): Use gen_const_mem.
425 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
426 (movdf_i4+1): Use gen_tmp_stack_mem.
427 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
428 (fpu_switch+2): Likewise.
429 (movv4sf_i, movv16sf_i): Use adjust_address.
430 (symGOT_load): Set MEM_NOTRAP_P bit.
432 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
435 * pa.c (emit_move_sequence): Fix typo in last change.
437 2005-09-03 Jakub Jelinek <jakub@redhat.com>
439 PR rtl-optimization/23454
440 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
443 2005-09-03 Richard Henderson <rth@redhat.com>
444 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
447 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
450 2005-09-02 Nicolas Pitre <nico@cam.org>
452 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
453 to bit_count to 32 bits.
455 2005-08-31 Mark Mitchell <mark@codesourcery.com>
458 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
459 generating synthetic loads from volatile lvalues.
461 005-09-02 Nick Clifton <nickc@redhat.com>
463 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
464 __ctzhi2, __clzhi2): New functions.
466 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
469 * tree-nested.c (struct var_map_elt): Mark with GTY.
470 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
472 (lookup_field_for_decl): Allocate new element in GC memory.
473 (lookup_tramp_for_decl): Likewise.
474 (convert_nl_goto_reference): Likewise
475 (create_nesting_tree): Allocate info in GC memory. Likewise for
477 (free_nesting_tree): Free with ggc_free instead of free.
478 (root): New static variable.
479 (lower_nested_functions): Remove root as local variable. And zero out
480 root at the end of the function.
482 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
484 PR rtl-optimization/20365
485 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
486 to short. New member ix.
487 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
488 (simplify_plus_minus): Initialize ix members before calling qsort.
490 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
492 PR tree-optimization/23626
493 * tree-cfg.c (replace_uses_by): Clean up eh info.
495 2005-09-01 DJ Delorie <dj@redhat.com>
497 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
500 2005-09-01 David Edelsohn <edelsohn@gnu.org>
502 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
503 (rs6000_split_multireg_move): Use replace_equiv_address instead of
506 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
508 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
509 do not issue warning for a variable definition following
512 2005-09-01 Richard Henderson <rth@redhat.com>
515 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
516 conversion to CONST_VECTOR.
518 2005-09-01 Richard Henderson <rth@redhat.com>
521 * reload1.c (reload_as_needed): Check !CALL_P before calling
522 fixup_eh_region_note.
523 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
525 2005-09-01 DJ Delorie <dj@redhat.com>
527 * varasm.c (output_constant): Let the target resolve
528 conversions of addresses to non-default pointer sizes.
530 2005-09-01 Nicolas Pitre <nico@cam.org>
532 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
533 to alow matching ARM pre-indexed addressing mode.
534 (arm_override_options): Remove now irrelevant comment.
536 2005-09-01 Phil Edwards <phil@codesourcery.com>
538 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
539 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
540 * config/i386/vxworks.h: Likewise.
541 * config/i386/t-vxworksae: New file, for VxWorks AE.
542 * config/i386/vxworksae.h: Likewise.
544 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
546 PR tree-optimization/23410
547 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
548 sequence is not wrapping during the first step.
550 2005-09-01 Jakub Jelinek <jakub@redhat.com>
553 * dwarf2out.c (base_type_die): Compare char_type_node with
554 TYPE_MAIN_VARIANT (type), not type.
556 2005-09-01 Richard Guenther <rguenther@suse.de>
558 PR tree-optimization/15366
559 * common.opt: Add -finline-functions-called-once.
560 Put -fearly-inlining in alphabetically ordered place.
561 * doc/invoke.texi: Document new option.
562 * ipa-inline.c (cgraph_decide_inlining): Honour
563 flag_inline_functions_called_once.
565 2005-09-01 Jakub Jelinek <jakub@redhat.com>
567 PR rtl-optimization/23478
568 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
569 (alloc_qty): Initialize it.
570 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
571 (combine_regs): Combine also n_throwing_calls_crossed fields.
572 (find_free_reg): Don't attempt to caller-save pseudos crossing
573 calls that might throw.
574 * global.c (struct allocno): Add throwing_calls_crossed field.
575 (global_alloc): Revert 2005-08-22 change. Initialize
576 throwing_calls_crossed.
577 (find_reg): Don't attempt to caller-save pseudos crossing calls that
580 2005-09-01 Alan Modra <amodra@bigpond.net.au>
583 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
584 (mask64_operand): Reinstate code prior to 2005-06-11 change.
585 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
586 (and64_2_operand): Tweak to use predicate.
587 (and_operand): Adjust for mask_operand changes.
588 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
589 (print_operand): Likewise.
590 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
591 (mask64_1or2_operand): Delete.
592 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
593 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
594 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
595 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
596 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
597 (rotldi3_internal4): Likewise.
598 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
599 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
600 (ashldi3_internal7): Likewise.
601 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
602 (ashldi3_internal, ashldi3_internal9 split): Likewise.
603 (anddi3 split): Don't match mask64_operand.
604 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
605 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
606 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
607 't' splitter predicate.
608 (movdi_internal64 + 2): Revert 2005-06-11 change.
610 2005-08-31 DJ Delorie <dj@redhat.com>
612 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
613 (m32c_asm_integer): Add support for 32 bit pointers.
615 2005-08-31 Richard Henderson <rth@redhat.com>
617 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
618 component-like references for setting MEM_NOTRAP_P.
620 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
621 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
623 2005-08-31 Richard Henderson <rth@redhat.com>
625 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
626 into a pseudo before applying gen_lowpart.
628 2005-08-31 Geoffrey Keating <geoffk@apple.com>
630 * doc/install.texi (Specific): Update cctools version required
631 for full functionality.
632 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
633 linkers as -macosx_version_min.
635 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
638 * sh.c (print_operand, %R and %S): Add handling of floating point
639 registers, memory, constants and invalid operands.
641 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
643 * ipa-pure-const.c: Change dump name.
645 2005-08-31 Uros Bizjak <uros@kss-loka.si>
648 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
649 to "reg_or_0_operand".
650 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
652 2005-08-31 Dale Johannesen <dalej@apple.com>
654 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
655 loops that count down.
657 2005-08-31 Richard Henderson <rth@redhat.com>
660 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
661 (fixup_eh_region_note): New.
662 (reload_as_needed): Call it.
663 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
664 don't call find_many_sub_basic_blocks; call verify_flow_info.
665 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
666 (keep_stack_depressed): Likewise.
667 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
669 2005-08-31 Richard Henderson <rth@redhat.com>
671 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
674 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
676 * expr.c (expand_expr_real_1): Compare size of address
677 mode to target's address mode size in deciding expansion of
678 the constant address.
680 2005-08-31 Richard Guenther <rguenther@suse.de>
683 * expr.c (all_zeros_p): New function.
684 (expand_expr_real_1): Handle the case of an all-zero
685 non-addressable constructor separately.
687 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
689 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
690 arguments, adjust all callers.
691 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
693 2005-08-30 Richard Henderson <rth@redhat.com>
696 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
697 whenever the mode sizes match.
699 2005-08-31 Alan Modra <amodra@bigpond.net.au>
701 * calls.c (load_register_parameters): Fix comment typo.
702 * expr.c (emit_push_insn): Comment formatting.
704 2005-08-30 Ian Lance Taylor <ian@airs.com>
706 * config/i386/x-cygwin (host-cygwin): Change dependency from
707 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
709 2005-08-29 Geoffrey Keating <geoffk@apple.com>
711 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
714 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
717 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
720 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
723 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
724 beginning. Remove $(INCLUDES) from all the rules, if following
725 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
727 2005-08-29 Jakub Jelinek <jakub@redhat.com>
730 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
731 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
732 not constant, but maxlen is, don't set len to maxlen, rather
733 set maxlen to len if len is a constant.
735 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
737 PR tree-optimization/23475
738 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
741 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
743 Fix PR middle-end/22455
745 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
746 Checksum only the parts of the tree that exist for the tree code.
748 2005-08-28 Dale Johannesen <dalej@apple.com>
750 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
752 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
754 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
756 2005-08-28 Richard Henderson <rth@redhat.com>
758 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
759 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
762 2005-08-28 Jakub Jelinek <jakub@redhat.com>
765 * builtins.c (get_memory_rtx): Don't strip nops
766 in between COMPONENT_REFs.
768 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
771 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
773 (gimplify_modify_expr): Check for zero sized types and gimplify the
774 rhs and lhs as statements.
776 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
779 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
780 state for return address column of signal frames.
782 2005-08-27 David Edelsohn <edelsohn@gnu.org>
785 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
786 bytes >= 2 not bytes == 2.
787 (expand_block_move): Same.
789 2005-08-27 Richard Guenther <rguenther@suse.de>
792 * config/i386/sse.md (sse2_movsd): Add missing closing
795 2005-08-27 Paul Brook <paul@codesourcery.com>
797 * genrecog.c (enum decision_type): Add DT_num_insns.
798 (struct decision_test): Add u.num_insns.
799 (add_to_sequence): Add DT_num_insns test.
800 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
801 (write_cond, debug_decision_2): Ditto.
802 (change_state): Assume peep2_next_insn never fails.
803 Remove "afterward" argument.
804 (write afterward, write_tree): Update to match.
805 * recog.c (peep2_current_count): New variable.
806 (peep2_next_insn): Check it.
807 (peephole2_optimize): Set peep2_current_count.
808 * recog.h (peep2_current_count): Declare.
810 2005-08-26 Josh Conner <jconner@apple.com>
813 * ipa-pure-const.c (check_tree): Check for volatile-ness
814 when considering a dereference.
816 2005-08-27 Jakub Jelinek <jakub@redhat.com>
818 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
820 2005-08-26 Jakub Jelinek <jakub@redhat.com>
822 PR rtl-optimization/23561
823 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
824 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
825 at most LEN bytes long memory fits into the field.
826 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
827 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
828 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
830 2005-08-26 Richard Henderson <rth@redhat.com>
833 * loop.c (biased_biv_may_wrap_p): New.
834 (maybe_eliminate_biv_1): Use it to suppress non-equality
835 comparison transformations. Delete disabled code.
837 2005-08-26 Ian Lance Taylor <ian@airs.com>
839 * combine.c (make_extraction): Avoid reference outside object.
841 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
843 * stor-layout.c (finalize_type_size): Restore behaviour for
844 non-aggregate types to the status quo ante of the patch for
845 pr 23467. Document why it matters.
847 2005-08-26 Jakub Jelinek <jakub@redhat.com>
850 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
851 array by one element, initialize the BT_LAST element with NULL.
853 2005-08-26 David Edelsohn <edelsohn@gnu.org>
855 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
858 (compare_plus_eqsi): Same.
859 (plus_eqsi_compare): Same.
860 (neg_eq0<mode>): Same.
861 (neg_eq<mode>): Same.
863 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
866 2005-08-26 Nick Clifton <nickc@redhat.com>
868 * config/v850/v850.c (ep_memory_operand): Return FALSE if
869 TARGET_EP is not defined.
870 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
871 TARGET_EP is enabled.
872 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
873 * config/v850/v850.md (save_all_interrupt): Only use the EP
874 register if TARGET_EP is defined.
875 (restore_all_interrupt): Likewise.
876 * config/v850/lib1funcs.asm: Update functions so that the EP
877 register is only used if __EP__ is defined.
879 2005-08-26 David Ung <davidu@mips.com>
881 * config/mips/mips.c (mips_expand_prologue): Handle case when
882 generating for MIPS16 and the outgoing argument area is more than
883 SMALL_OPERAND. Use the frame pointer as temporary to generate the
886 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
888 * config/crx/crx.md: Make doloop_end pattern usage controllable
889 via mloop-nesting=<max-nesting> command line switch. Make sure
890 the combiner cannot use doloop_end_<mode> in an illegal way.
891 * config/crx/crx.c: Use regs up to r6 for argument passing.
892 Refine crx_address_cost (non cst4 displacements are expensive).
893 * config/crx/crx.opt: Add switch for mloop-nesting=.
895 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
897 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
898 (UNSPEC_MVST): New constant.
900 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
902 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
903 Reject operands containing eliminable registers.
904 * testsuite/gcc.dg/20050825-1.c: New testcase.
906 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
907 Jan Hubicka <jh@suse.cz>
909 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
911 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
913 PR tree-optimization/23546
914 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
917 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
919 * params.def (PARAM_MIN_SPEC_PROB): New.
920 * sched-rgn.c (MIN_PROBABILITY): Delete.
921 (compute_trg_info): Convert to PARAM_VALUE.
922 * doc/invoke.texi (param): Document min-spec-prob.
924 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
926 * config/darwin.h: define __PIC__
927 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
928 TARGET_OS_CPP_BUILTINS macro.
930 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
932 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
935 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
937 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
939 * cfghooks.c (duplicate_block): Added position where to place
940 new block as argument.
941 * cfghooks.h (duplicate_block): Declaration changed.
942 * cfglayout.c (copy_bbs): Add argument after. Pass it to
944 * cfglayout.h (copy_bbs): Declaration changed.
945 * cfgloop.h (loop_version): Declaration changed.
946 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
947 position to copy_bbs.
948 (loop_version): Pass position to duplicate_loop_to_header_edge.
949 Add place_after argument and position new blocks according to
951 * modulo-sched.c (sms_schedule): Pass place_after argument
953 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
954 * tree-cfg.c (split_edge_bb_loc): New function.
955 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
956 to determine position of new blocks.
957 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
959 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
960 argument to duplicate_block.
961 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
962 Pass position to copy_bbs.
964 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
966 * fold-const.c (ptr_difference_const): Use
967 cst_and_fits_in_hwi instead of host_integerp.
969 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
971 * config/darwin.c (gen_pic_offset): New.
972 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
975 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
977 PR tree-optimization/23486
978 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
980 2005-08-23 Phil Edwards <phil@codesourcery.com>
982 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
984 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
986 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
987 configuration files to override the default value.
989 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
990 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
991 * config/vx-common.h: New file, split out from...
992 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
993 * config/vxworksae.h: New file, for VxWorks AE.
994 * config/vxworks.opt: New file.
995 * config/vxlib.c: Update for VxWorks 6.
997 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
998 other MULTILIB_* variables appropriately.
999 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
1000 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
1001 * config/rs6000/vxworks.h: Update for VxWorks 6.
1002 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
1004 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
1007 * config/darwin.c (machopic_select_section): Remove the hack to
1008 mark "::operator new" and "::operator delete" for coalescing
1009 even though they are not weak.
1011 2005-08-24 Alan Modra <amodra@bigpond.net.au>
1013 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
1014 * configure: Regenerate.
1016 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
1019 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
1021 * convert.c (convert_to_integer, convert_to_vector): Likewise.
1022 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
1025 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
1027 * config/rs6000/predicates.md (equality_operator): New.
1028 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
1029 comparison with a large constant.
1031 2005-08-23 Mark Mitchell <mark@codesourcery.com>
1033 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
1035 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
1037 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
1038 registers is even, and we have a hardware double precision fp,
1040 (sh_gimplify_va_arg_expr): For floating point arguments, consider
1041 size of current argument when checking if argument was passed in
1044 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
1047 * stor-layout.c (finalize_type_size): Dont override
1048 existing alignment with a smaller alignment from the mode.
1050 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
1052 * lambda-code.c (lambda_vector_lexico_pos): Moved...
1053 * lambda.h (lambda_vector_lexico_pos): ... here.
1054 * tree-data-ref.c (build_classic_dist_vector): Return false when
1055 the distance vector is lexicographically negative.
1057 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
1059 PR tree-optimization/23511
1060 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
1061 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
1063 2005-08-23 Jakub Jelinek <jakub@redhat.com>
1065 PR tree-optimization/22043
1066 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
1067 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
1068 If ALLOW_FLEXARR, handle types ending with flexible array member.
1069 Pass false as second argument to recursive count_type_elements calls.
1070 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
1071 argument to count_type_elements call.
1072 * tree-sra.c (decide_block_copy): Likewise.
1073 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
1074 for a constant-sized object, set cleared as well. Pass true as
1075 second argument to count_type_elements call.
1077 2005-08-23 Alan Modra <amodra@bigpond.net.au>
1080 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
1081 from legitimate_small_data_p, and make global. Update use.
1082 Remove forward declaration.
1083 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
1085 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
1087 2005-08-23 David Edelsohn <edelsohn@gnu.org>
1089 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
1090 of scratch intermediates.
1091 (eq<mode>_compare): Same.
1092 (neg_eq0<mode>): New.
1093 (neg_eq<mode>): Convert to define_insn_and_split.
1095 2005-08-23 Alan Modra <amodra@bigpond.net.au>
1098 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
1099 stdarg functions, set/clear the fp marker even when no variable
1101 * config/rs6000/sysv4.opt (mprototype): Describe.
1103 2005-08-22 Jakub Jelinek <jakub@redhat.com>
1105 PR rtl-optimization/23478
1106 * regs.h (reg_info): Add throw_calls_crossed.
1107 (REG_N_THROWING_CALLS_CROSSED): Define.
1108 * flow.c (allocate_reg_life_data): Initialize
1109 REG_N_THROWING_CALLS_CROSSED.
1110 (propagate_one_insn, attempt_auto_inc): Update
1111 REG_N_THROWING_CALLS_CROSSED.
1112 * global.c (global_alloc): Don't allocate pseudos across
1113 calls that may throw.
1115 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
1118 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
1119 value is inbetween the range if we did not find an exact match.
1121 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
1123 * doc/invoke.texi (Option Summary): Add ms1 options.
1124 * doc/extend.texi: Document interrupt handler attribute for ms1.
1125 * doc/md.texi: Document ms1 constraints.
1126 * config.gcc: Add ms1-*-elf.
1127 * config/ms1/ms1.h: New.
1128 * config/ms1/ms1.c: New.
1129 * config/ms1/ms1.md: New.
1130 * config/ms1/ms1-protos.h: New.
1131 * config/ms1/ABI.txt: New.
1132 * config/ms1/crti.asm: New.
1133 * config/ms1/crtn.asm: New.
1134 * config/ms1/lib2extra-funcs.c: New.
1135 * config/ms1/t-ms1: New.
1136 * config/ms1/ms1.opt: New.
1138 2005-08-22 Ira Rosen <irar@il.ibm.com>
1140 * config/rs6000/altivec.md (xorv4sf3): New.
1141 (negv4sf2, neg<mode>2): Likewise.
1143 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
1146 * config/ia64/ia64.md (divsi3): Check divide by zero.
1147 (udivsi3): Likewise.
1149 (udivdi3): Likewise.
1151 2005-08-21 Jakub Jelinek <jakub@redhat.com>
1153 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
1154 up to elem_bitsize bits, not max_bitsize.
1156 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
1158 PR tree-optimization/23433
1159 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
1160 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
1162 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
1164 PR tree-optimization/23434
1165 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
1166 the iteration bound is not an INTEGER_CST.
1168 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
1170 * tree-vect-transform.c (get_initial_def_for_reduction): Set
1171 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
1172 NULL if need_epilog_adjust is false.
1173 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
1174 Case 3 always peels first itration, not just for PLUS case, and no need
1175 to use scalar_initial_def here. Create an epilog adjustment only if
1176 scalar_initial_def is not NULL.
1178 (vectorizable_reduction): Remove assert.
1180 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
1183 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
1184 (__moddi3): Likewise.
1185 (__udivdi3): Likewise.
1186 (__umoddi3): Likewise.
1187 (__divsi3): Likewise.
1188 (__modsi3): Likewise.
1189 (__udivsi3): Likewise.
1190 (__umodsi3): Likewise.
1192 2005-08-20 Jakub Jelinek <jakub@redhat.com>
1194 * tree-pass.h (TDF_GRAPH): Define.
1195 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
1196 * passes.c (finish_optimization_passes): Only call
1197 finish_graph_dump_file if TDF_GRAPH is set.
1198 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
1199 NULL. Set TDF_GRAPH bit.
1200 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
1202 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
1204 * arm.h (arm_stack_offsets): Add locals_base field.
1205 * arm.c (arm_get_frame_offsets): Compute it.
1206 (thumb_compute_initial_elimination offset): Make the Thumb frame
1207 pointer point to the base of the local variables.
1208 (thumb_expand_prologue): Update accordingly.
1209 (thumb_expand_epilogue): Likewise.
1211 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
1212 mode of clobbered scratch to DImode. Handle a case that's known to
1215 2005-08-19 David Edelsohn <edelsohn@gnu.org>
1217 * config/rs6000/rs6000.md (gt0<mode>): Delete.
1218 (gt0<mode>_compare): Delete.
1219 (neg_gt0<mode>): Delete.
1221 2005-08-19 Eric Christopher <echristo@apple.com>
1223 * optabs.h: Change CTI_ to COI_.
1226 2005-08-19 James E Wilson <wilson@specifix.com>
1228 * builtins.c (expand_builtin_return_addr): Set
1229 current_function_accesses_prior_frames when count != 0. Use
1230 frame_pointer_rtx when count == 0.
1231 * function.h (struct function): Add accesses_prior_frames field.
1232 (current_function_accesses_prior_frames): Define.
1233 * reload1.c (init_elim_table): Check
1234 current_function_accesses_prior_frames.
1235 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
1237 2005-08-19 Diego Novillo <dnovillo@redhat.com>
1239 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
1240 indicator. Return true if the flowgraph changed during
1243 2005-08-19 Diego Novillo <dnovillo@redhat.com>
1246 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
1247 conditional expression before testing its value.
1249 2005-08-19 Diego Novillo <dnovillo@redhat.com>
1251 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
1253 2005-08-19 Devang Patel <dpatel@apple.com>
1255 PR tree-optimization/23048
1256 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
1257 third parameter. Check whether latch is dominated by exit
1259 (if_convertible_loop_p): Supply exit block itself to
1260 if_convertible_bb_p.
1262 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
1265 * arm.md (arm_load_pic_register): Change argument to the mask of
1266 saved registers. Call thumb_find_work_register if we need a
1267 scratch register on Thumb.
1268 (arm_expand_prologue): Pass empty register set to
1269 arm_load_pic_register.
1270 (thumb_expand_prologue): Pass live_regs_mask directly to
1271 arm_load_pic_register.
1272 * arm-protos.h (arm_load_pic_register): Update prototype.
1274 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
1276 * sh.c (find_sole_member): New function.
1277 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
1278 if the record's alignment is larger than the size of its only member.
1280 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
1283 * arm.c (thumb_legitimize_reload_address): New function.
1284 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
1285 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
1287 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
1289 * config/crx/crx.c: Implement crx_decompose_address. Reject
1290 symbolic displacements since CRX register relative adressing
1291 mode can't handle unsigned 32-bit values as displacements.
1292 * config/crx/crx.h: Simplify definitions, remove redundant
1293 parenthesis and obsolete macros.
1294 * config/crx/crx.opt: Add new switch for debugging addresses.
1295 * config/crx/crx-protos.h: Add new declarations for above.
1297 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
1300 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
1303 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1305 * collect2.c (dup2): Delete.
1306 * configure.ac: Don't check for dup2.
1308 * config.in, configure: Regenerate.
1310 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
1312 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
1313 record with the type of its only member.
1315 2005-08-18 David Edelsohn <edelsohn@gnu.org>
1317 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
1318 define_insn_and_split.
1319 (plus_ltu<mode>_compare): Same.
1320 (gtu<mode>_compare): Same.
1321 (plus_gtu<mode>_compare): Same.
1323 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
1325 PR tree-optimization/22228
1326 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
1328 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
1329 are recorded in vect_vnames_to_rename for renaming.
1330 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
1331 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
1332 in vect_vnames_to_rename.
1333 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
1334 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
1336 2005-08-18 Jan Hubicka <jh@suse.cz>
1339 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
1340 info only for local statics, not for member variables.
1342 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1344 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
1346 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1348 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
1350 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
1353 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
1355 2005-08-17 James E Wilson <wilson@specifix.com>
1357 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
1360 2005-08-17 David Edelsohn <edelsohn@gnu.org>
1362 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
1363 (leu<mode>_compare): Same.
1364 (plus_leu<mode>): Same.
1365 (neg_leu<mode>): Same.
1366 (and_neg_leu<mode): Same.
1367 (ltu<mode>_compare): Same.
1368 (plus_ltu<mode>): Same.
1370 (geu<mode>_compare): Same.
1371 (plus_geu<mode>): Same.
1372 (neg_geu<mode>): Same.
1373 (and_neg_geu<mode>): Same.
1374 (plus_gt<mode>): Same.
1375 (gtu<mode>_compare): Same.
1376 (plus_gtu<mode>): Same.
1378 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
1380 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
1381 Move call_table_data to end. Delete spurious .text.
1382 (callt_save_all_interrupt): Fix comment typo.
1384 2005-08-17 James E Wilson <wilson@specifix.com>
1385 Kevin Winchester <winchester@amirix.com>
1388 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
1390 2005-08-17 Uros Bizjak <uros@kss-loka.si>
1393 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
1394 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
1396 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
1398 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
1399 record with the type of its only member if the modes don't match.
1401 * varasm.c (decode_reg_name): Skip empty additional register names.
1403 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
1405 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
1406 lsm_tmp_name_length): New.
1407 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
1408 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
1410 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1411 Andreas Krebbel <krebbel1@de.ibm.com>
1413 * config.gcc: Added z9-109 switch.
1414 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
1415 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
1416 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
1417 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
1418 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
1419 for "z9_109" cpu attribute.
1420 * config/s390/s390.c (z9_109_cost): New processor cost structure.
1421 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
1422 (s390_handle_arch_option): Added z9-109 switch.
1423 (override_options): Set respective cost function for z9-109.
1424 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
1425 (legitimate_reload_constant_p): Accept extended immediates.
1426 (print_operand): Three new output modifiers added: k, m and o.
1427 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
1428 (s390_output_mi_thunk): Use extended immediate when possible.
1429 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
1430 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
1431 (CONSTRAINT_LEN): Added length of O constraint.
1432 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
1433 * config/s390/s390.md ("cpu"): New value z9_109 added.
1434 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
1435 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
1436 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
1437 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
1438 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
1439 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
1440 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
1441 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
1442 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
1443 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
1444 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
1445 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
1446 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
1447 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
1448 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
1450 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
1451 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
1452 insns for TARGET_EXTIMM.
1454 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
1456 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
1458 2005-08-17 Nick Clifton <nickc@redhat.com>
1460 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
1461 Call default_encode_section_info.
1463 2005-08-17 Steven Bosscher <stevenb@suse.de>
1465 PR tree-optimization/21574
1466 * tree-ssa-ccp.c (likely_value): If the right hand side is a
1467 constant, return CONSTANT.
1468 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
1469 (ccp_fold, visit_assignment): Likewise.
1470 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
1472 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
1474 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
1475 fold_buildN instead of buildN then fold_initializer or fold.
1476 (build_unary_op): Likewise.
1477 (build_binary_op): Likewise.
1478 * fold-const.c (fold_initializer): Remove.
1479 (fold_build1_initializer): New function.
1480 (fold_build2_initializer): New function.
1481 (fold_build3_initializer): New function.
1482 * tree.h (fold_initializer): Remove.
1483 (fold_build1_initializer): New function.
1484 (fold_build2_initializer): New function.
1485 (fold_build3_initializer): New function.
1487 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
1489 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
1490 (try_move_mult_to_index): Call fold_build2 instead of build2.
1491 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
1492 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
1493 fold_binary_to_constant.
1494 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
1496 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
1497 check if A == gcd (A, B). Remove TYPE argument.
1498 (analyze_offset) Use fold_build2 instead of fold (build.
1499 (create_data_ref): Likewise.
1500 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
1501 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
1504 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
1506 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
1507 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
1509 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
1512 * gimplify.c (zero_sized_type): New function.
1513 (gimplify_modify_expr_rhs): If we have a zero sized type,
1514 replace the statement with an empty statement.
1516 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
1518 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
1521 2005-08-16 Ian Lance Taylor <ian@airs.com>
1523 * doc/tm.texi (Label Output): Correct typo.
1525 2005-08-16 Steven Bosscher <stevenb@suse.de>
1528 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
1529 force_operand will work later on using have_insn_for.
1531 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1533 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
1535 2005-08-16 Ian Lance Taylor <ian@airs.com>
1538 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
1539 vector type, don't try to construct it element by element. Add an
1540 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
1542 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1544 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
1546 2005-08-16 Geoffrey Keating <geoffk@apple.com>
1548 * doc/invoke.texi (Precompiled Headers): Document some more options
1549 which are known to be safe.
1551 2005-08-16 James E Wilson <wilson@specifix.com>
1553 PR tree-optimization/21105
1554 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
1555 TREE_OVERFLOW check.
1557 2005-08-16 David Edelsohn <edelsohn@gnu.org>
1559 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
1560 (neg_ltu<mode>): Same.
1562 (neg_gtu<mode>): Same.
1564 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1566 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
1567 (fold_builtin_isdigit): Use fold_buildN.
1568 (build_function_call_expr): Likewise.
1569 * c-typeck.c (c_finish_loop): Likewise.
1571 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
1572 Richard Shann <rshann@superh.com>
1574 PR middle-end/20396:
1575 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
1577 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
1579 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
1581 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
1584 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
1585 arm_compure_save_reg0_reg12_mask to determine when the PIC register
1588 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1591 * fold-const.c (build_range_check): Disable optimization for function
1592 pointer expressions on targets that require function pointer
1595 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
1597 * simplify-rtx.c (simplify_const_relational_operation): When
1598 extracting arguments of a COMPARE, recompute the mode as well.
1600 2005-08-15 Ian Lance Taylor <ian@airs.com>
1602 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
1604 2005-08-15 DJ Delorie <dj@redhat.com>
1606 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
1608 (movsi_splittable): Allow, but split, moves to the stack.
1609 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
1612 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1614 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
1615 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
1616 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
1618 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
1619 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
1620 Delete HOST_PTR_PRINTF.
1622 * configure, config.in: Regenerate.
1624 2005-08-15 David Edelsohn <edelsohn@gnu.org>
1626 * config/rs6000/rs6000.md (QHSI): New mode macro.
1627 (wd): Extend mode attr for QImode and HImode
1628 (dbits): New mode attr.
1629 (zero_extend<mode>di2): Convert to mode macro.
1631 2005-08-15 Steve Ellcey <sje@cup.hp.com>
1634 * doc/invoke.texi (-mgnu-ld): Update description.
1637 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
1640 * Makefile.in (tree-chrec.o): Depends on real.h.
1641 * tree-chrec.c: Include real.h.
1642 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
1643 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
1644 * tree-scalar-evolution.c (add_to_evolution_1,
1645 interpret_rhs_modify_expr): Ditto.
1647 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
1650 * tree-data-ref.c (estimate_niter_from_size_of_data): When
1651 step is negative compute the estimation from init downwards to zero.
1653 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
1655 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
1657 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
1659 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
1661 (legitimate_reload_constant_p): Fix handling of lliXX operands.
1662 Accept double-word constants that can be split.
1663 * config/s390/s390.md ("movti"): Use 'P' constraint.
1664 ("*movdi_31", "*movdf_31"): Likewise.
1666 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
1668 Fix PR tree-optimization/22615
1670 * tree-ssa-structalias.c (solution_set_add): Handle
1671 first_vi_for_offset returning NULL.
1672 (do_da_constraint): Ditto.
1673 (do_sd_constraint): Ditto.
1674 (do_ds_constraint): Ditto
1675 (find_func_aliases): Ditto.
1676 (build_constraint_graph): RHS is allowed be ANYTHING.
1677 (first_vi_for_offset): Return NULL if we couldn't find anything at
1680 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
1682 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
1683 over memory as first operand.
1685 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
1688 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
1689 available for setting it.
1691 2005-08-14 Ira Rosen <irar@il.ibm.com>
1693 PR tree-optimization/23320
1694 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
1695 data-refs' types instead of base object nullness. Add check for
1696 pointer type data-refs before first location comparison. Remove
1699 2005-08-14 Andreas Schwab <schwab@suse.de>
1701 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
1703 2005-08-13 James E Wilson <wilson@specifix.com>
1705 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
1706 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
1707 -fstack-protector-all, --param ssp-buffer-size): Document.
1708 (-Wvariadic-macros): Alphabetize.
1709 (-fsched-stalled-insns-dep): Add missing 'f'.
1711 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
1714 2005-08-13 David Edelsohn <edelsohn@gnu.org>
1716 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
1717 or indirect address operand.
1718 (EXTRA_ADDRESS_CONSTRAINT): New.
1719 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
1721 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
1723 PR tree-optimization/22236
1724 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
1725 successors and predecessors.
1726 * tree-chrec.c (chrec_convert): Before converting, check that
1727 sequences don't wrap.
1728 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
1729 (analyze_array): Extern.
1730 (find_data_references_in_loop): Remove call to
1731 compute_estimated_nb_iterations.
1732 * tree-data-ref.h (analyze_array): Declared.
1733 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
1734 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
1735 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
1736 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
1738 * tree-ssa-loop-ivcanon.c: Fix documentation.
1739 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
1740 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
1741 (infer_loop_bounds_from_undefined): New.
1742 (estimate_numbers_of_iterations_loop): Use
1743 infer_loop_bounds_from_undefined.
1744 (used_in_pointer_arithmetic_p): New.
1745 (scev_probably_wraps_p): Pass an extra parameter. Call
1746 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
1747 (convert_step): Fix documentation.
1748 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
1749 Use initial_condition_in_loop_num and evolution_part_in_loop_num
1750 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
1751 scev_probably_wraps_p.
1753 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
1755 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
1756 (s390_register_info): Ignore clobbered_regs information for fixed
1757 registers, and only fixed registers.
1758 (s390_init_frame_layout): Remove redundant call.
1760 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
1762 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
1763 description of -Wold-style-casts.
1765 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1766 Jakub Jelinek <jakub@redhat.com>
1768 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
1769 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
1770 * config/s390/s390.c (print_operand): New output modifier 'G' added.
1771 (get_thread_pointer): Renamed to s390_get_thread_pointer.
1772 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
1773 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
1774 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
1775 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
1776 ("stack_protect_set", "stack_protect_test"): New expanders.
1777 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
1778 "stack_protect_testdi"): New insn definitions.
1780 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1782 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
1784 2005-08-12 Paul Brook <paul@codesourcery.com>
1786 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
1788 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1790 * config/s390/predicates.md (setmem_operand): New predicate.
1791 (shift_count_operand): Accept ANDs with special constants as
1793 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
1794 with special constants.
1795 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
1796 shift_count_operand with setmem_operand.
1798 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1800 * config/s390/s390.c (s390_extract_part, s390_single_part):
1802 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
1803 (s390_output_mi_thunk): Don't use lg on 31 bit.
1804 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
1805 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
1807 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1809 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
1810 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
1811 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
1812 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
1813 with one of the new macros.
1815 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1817 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
1818 Don't set save_return_addr_p.
1819 (s390_register_info): Make clobbered_regs not depending on
1822 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
1824 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
1825 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
1827 2005-08-11 James E. Wilson <wilson@specifix.com>
1829 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
1831 2005-08-11 Jakub Jelinek <jakub@redhat.com>
1833 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
1834 locations gathered by var-tracking in single entry loc_list
1835 over loc_descriptor_from_tree.
1837 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
1838 pass it down to loc_descriptor.
1839 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
1840 (containing_function_has_frame_base): Move earlier in the file.
1841 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
1842 instead of always assuming fbreg can't be used.
1844 2005-08-11 David Edelsohn <edelsohn@gnu.org>
1846 * config/rs6000/altivec.md: Change constraint "m" to "Z".
1847 * config/rs6000/predicates.md (indexed_or_indirect_operand):
1848 Accept address wrapped in AND for Altivec.
1849 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
1850 Strip AND wrapping offset address for Altivec.
1852 2005-08-11 Richard Henderson <rth@redhat.com>
1855 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
1856 before using TYPE_IS_SIZETYPE.
1858 2005-08-11 Richard Henderson <rth@redhat.com>
1861 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
1862 insn types not present on ev4.
1863 (alphaev5_insn_pipe): Similarly.
1865 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
1868 * arm.c (arm_override_options): If the user has selected callee-super-
1869 interworking, then enable normal interworking.
1871 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1873 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
1876 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
1878 * doc/rtl.texi: Fix two typos.
1880 2005-08-11 Richard Guenther <rguenther@suse.de>
1883 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
1884 cases where we call to/from functions returning void.
1886 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
1889 * tree.c (build_pointer_type_for_mode): Robustify.
1891 2005-08-10 James E Wilson <wilson@specifix.com>
1893 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
1894 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
1896 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
1899 2005-08-10 Eric Christopher <echristo@apple.com>
1901 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
1902 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
1905 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
1908 * config/darwin.c (machopic_indirect_data_reference): Use a new register
1909 for the high part when generating dynamic-no-pic code.
1911 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
1913 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
1914 (x86_64-*-linux*): Likewise.
1916 * config/i386/crtfastmath.c: New file.
1917 * config/i386/t-crtfm: Likewise.
1919 * config/i386/linux.h (ENDFILE_SPEC): New.
1920 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
1922 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
1925 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
1927 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
1928 (vec_shl, vec_shr): Document new operations.
1929 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
1931 2005-08-10 David Edelsohn <edelsohn@gnu.org>
1933 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
1934 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
1935 change predicate to indexed_or_indirect_address.
1937 2005-08-10 Richard Sandiford <richard@codesourcery.com>
1939 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
1940 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
1941 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
1942 and __aeabi_uwrite8.
1943 * config/arm/unaligned-funcs.c: New file.
1944 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
1946 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
1948 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
1950 * cfglayout.c (pass_insn_locators_initialize): Add dump.
1951 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
1953 * except.c (pass_convert_to_eh_region_ranges): Add dump.
1954 * final.c (pass_shorten_branches): Add dump.
1955 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
1956 (pass_life): Rename dump.
1957 (rest_of_handle_flow2): Remove initial verify_flow_info.
1958 * function.c (pass_instantiate_virtual_regs): Add dump.
1959 * integrate.c (pass_initial_value_sets): Add dump.
1960 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
1961 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
1962 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
1963 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
1964 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
1965 gate_rtl_unrool_and_peel_loops): New.
1966 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
1967 rtl_doloop): Do not look at flags.
1968 * mode-switching.c (pass_mode_switching): Add dump.
1969 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
1970 pass_split_before_regstack): Add dump.
1971 * regmove.c (pass_stack_adjustments): Add dump.
1972 * tree-optimize.c (pass_fixup_cfg): Add dump.
1974 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1977 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
1978 deciding which instruction sequence to use.
1980 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
1982 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
1983 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
1985 2005-08-09 Richard Guenther <rguenther@suse.de>
1987 * c-common.c (builtin_function_2): Remove.
1988 (def_builtin_1): New function.
1989 (c_common_nodes_and_builtins): Use def_builtin_1 to
1990 build builtin functions.
1992 2005-08-09 Jie Zhang <jie.zhang@analog.com>
1994 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
1995 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
1996 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
1999 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
2001 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
2002 fold_binary instead of fold_build2 since we don't care about the
2004 (loop_niter_by_eval): Likewise.
2005 (compare_trees): Likewise.
2006 (proved_non_wrapping_p): Likewise.
2008 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
2012 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
2013 if the if is really empty.
2015 2005-08-09 Steven Bosscher <stevenb@suse.de>
2017 PR tree-optimization/23234
2018 * tree-ssa-math-opts.c (place_reciprocal): New enum.
2019 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
2020 argument of the new enum.
2021 (execute_cse_reciprocals): Add reciprocals for function arguments
2022 on the unique successor edge of the entry block. Update other calls
2023 to execute_cse_reciprocals_1.
2025 2005-08-08 Richard Henderson <rth@redhat.com>
2028 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
2030 2005-08-08 Bob Wilson <bob.wilson@acm.org>
2032 * expr.c (write_complex_part): Return after handling MEM.
2034 2005-08-08 Josh Conner <jconner@apple.com>
2036 PR rtl-optimization/23241
2037 * combine.c (simplify_comparison): Fix error in determining
2038 whether to lift a subreg from comparison.
2040 2005-08-08 David Edelsohn <edelsohn@gnu.org>
2043 * config/rs6000/altivec.md (vec_init<mode>): New.
2044 (vec_set<mode>): New.
2045 (vec_extract<mode>): New.
2046 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
2047 (rs6000_expand_vector_set): New.
2048 (rs6000_expand_vector_extract): New.
2049 (rs6000_legitimate_offset_address_p): Offset addresses are valid
2050 for Altivec modes before reload.
2051 (altivec_expand_vec_init_builtin): New.
2052 (get_element_number): New.
2053 (altivec_expand_vec_set_builtin): New.
2054 (altivec_expand_vec_ext_builtin): New.
2055 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
2057 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
2059 * config/rs6000/rs6000.h (rs6000_builtins): Add
2060 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
2061 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
2062 * config/rs6000/rs6000-protos.h: Declare new functions.
2064 2005-08-08 Jan Hubicka <jh@suse.cz>
2066 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
2067 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
2068 * i386.md (movdi*): Use pic_32bit_operand.
2069 * predicates.md (pic_32bit_operand): New.
2071 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
2074 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
2076 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
2078 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
2079 (test_for_singularity): Use fold_build2.
2081 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2083 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
2085 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
2087 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
2088 (COMMON_ASM_OP) Define.
2089 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
2090 (ix86_encode_section_info): Likewise.
2091 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
2092 SUBTARGET_ENCODE_SECTION_INFO.
2094 2005-08-06 Richard Henderson <rth@redhat.com>
2097 * tree-nested.c (convert_local_reference): Save and restore val_only
2098 around component_ref and friends. Clear walk_subtrees by default.
2100 2005-08-06 Peter O'Gorman <peter@pogma.com>
2103 * gcc.c (process_command): Check the argument to -b has a dash.
2104 * doc/invoke.texi: Update -b and -V docs.
2106 2005-08-06 James E Wilson <wilson@specifix.com>
2108 * config/mips/cross64.h, config/mips/t-cross64: Delete.
2110 2005-08-06 Michael Matz <matz@suse.de>
2112 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
2113 member only if only one insn is associated with the value.
2115 2005-08-06 Nick Clifton <nickc@redhat.com>
2117 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
2119 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
2120 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
2121 Check symbol flags instead of symbol name mangling.
2122 (xstormy16_asm_output_aligned_common): Likewise. Also
2123 simplify code since the bss100_section cass is the only case
2124 where the below100 code will be triggered.
2125 (xstormy16_encode_section_info): Encode below100 attribute
2126 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
2128 (xstormy16_strip_name_encoding): Delete - this function is no
2130 (TARGET_STRIP_NAME_ENCODING): Undefine.
2131 * config/stormy16/stormy16-protos.h: Delete prototype for
2132 xstormy16_strip_name_encoding.
2134 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
2136 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
2137 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
2138 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
2139 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
2140 config/alpha/predicates.md, config/arc/arc.h,
2141 config/arm/arm.h, config/arm/ieee754-df.S,
2142 config/arm/ieee754-sf.S, config/bfin/bfin.c,
2143 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
2144 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
2145 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
2146 config/m68hc11/m68hc11.h, config/mips/mips.c,
2147 config/mips/mips.h, config/mips/openbsd.h,
2148 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
2149 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
2150 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
2151 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
2152 config/sparc/linux.h, config/sparc/linux64.h,
2153 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
2154 doc/extend.texi, doc/gcov.texi, doc/install.texi,
2155 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
2156 typos. Follow spelling conventions.
2158 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
2161 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
2162 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
2163 specially. Check for side effects only for COND_EXPR.
2164 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
2165 return with TREE_NO_WARNING.
2167 2005-08-06 Richard Sandiford <richard@codesourcery.com>
2169 PR rtl-optimization/23233
2170 * loop.c (combine_movables): Require the modes to be the same.
2171 (move_movables): Remove handling of cases where the replacement
2172 had a different mode to the original.
2174 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
2176 PR tree-optimization/23128
2177 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
2178 subtraction wrap, and set TREE_OVERFLOW if they do.
2180 2005-08-05 Richard Henderson <rth@redhat.com>
2183 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
2184 FORCED_LABEL labels.
2186 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
2189 * reload.c (find_reloads_subreg_address): Pass down TYPE
2190 unchanged. Change all callers except find_reloads_toplev.
2192 2005-08-05 Michael Matz <matz@suse.de>
2194 * genattrtab.c (current_alternative_string): Remove.
2195 (SIMPLIFY_ALTERNATIVE): Ditto.
2196 (attr_alt_bit_p): Ditto.
2197 (alternative_name): Make const char *.
2198 (evaluate_eq_attr): Remove use of above things.
2199 (simplify_test_exp): Ditto.
2200 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
2201 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
2203 2005-08-04 James E Wilson <wilson@specifix.com>
2205 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
2206 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
2207 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
2208 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
2209 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
2211 2005-08-04 Richard Henderson <rth@redhat.com>
2214 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
2215 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
2216 * tree-sra.c (decide_block_copy): Use it. Disable element copy
2217 if we'd have to instantiate too many members.
2219 2005-08-04 Richard Henderson <rth@redhat.com>
2222 * tree-outof-ssa.c (coalesce_asm_operands): New.
2223 (coalesce_ssa_name): Use it. Split out ...
2224 (coalesce_phi_operands, coalesce_result_decls): ... these.
2226 2005-08-04 Paul Brook <paul@codesourcery.com>
2228 * read-rtl.c (read_quoted_string): Break if EOF.
2230 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
2232 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
2233 (fold_build2): Likewise.
2234 (fold_build3): Likewise.
2235 (fold_build1_stat): New function prototype.
2236 (fold_build2_stat): Likewise.
2237 (fold_build3_stat): Likewise.
2238 * fold-const.c (fold_build1): Rename to ..
2239 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
2240 through to build1_stat.
2241 (fold_build2): Rename to ..
2242 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
2243 through to build2_stat.
2244 (fold_build3): Rename to ..
2245 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
2246 through to build3_stat.
2248 2005-08-04 David Edelsohn <edelsohn@gnu.org>
2249 Ian Lance Taylor <ian@airs.com>
2251 * function.c (assign_stack_local_1): Do not correct stack slot
2252 address if allocation size is smaller than mode size.
2254 2005-08-04 Diego Novillo <dnovillo@redhat.com>
2257 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
2258 (tree_merge_blocks): Propagate anything allowed by
2260 Clarify documentation.
2261 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
2262 SSA form, schedule an update if necessary.
2264 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
2266 * doc/install.texi (Binaries): Remove broken link to
2267 Sinix/Reliant Unix binaries.
2269 2005-08-03 Richard Henderson <rth@redhat.com>
2272 * function.c (stack_protect_epilogue): Export.
2273 * tree.h (stack_protect_epilogue): Declare.
2274 * calls.c (expand_call): Call it.
2276 2005-08-03 Eric Christopher <echristo@apple.com>
2278 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
2279 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
2282 2005-08-04 Jan Hubicka <jh@suse.cz>
2284 * profile.c (branch_prob): Split edges with goto locus on them
2285 to get proper line counts.
2286 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
2288 2005-08-03 Paul Brook <paul@codesourcery.com>
2290 * function.c (assign_parms): Round current_function_args_size
2291 to PARM_BOUNDARY, not STACK_BOUNDARY.
2293 2005-08-03 Geoffrey Keating <geoffk@apple.com>
2295 * config/i386/i386.c (x86_elf_aligned_common)
2296 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
2298 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
2300 PR tree-optimization/23157
2301 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
2302 before emitting them.
2304 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2306 PR tree-optimization/19899
2307 * Makefile.in (tree-scalar-evolution.o): Add real.h.
2308 * tree-scalar-evolution.c: Include real.h.
2309 (add_to_evolution): Build constant -1 of correct type.
2311 2005-08-03 Jan Hubicka <jh@suse.cz>
2313 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
2314 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
2315 profile updating for complette unrolling.
2316 * loop-unroll.c (peel_loop_completely): Use it.
2317 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
2318 (tree_unroll_loops_completely): Disable code growing unrolling of cold
2321 2005-08-03 Paul Brook <paul@codesourcery.com>
2323 * combine.c (can_change_dest_mode): New function.
2324 (try_combine, simplify_set): Use it.
2326 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
2328 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
2331 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
2333 * doc/install.texi (Specific): Adjust link to openavr.org.
2334 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
2335 (Binaries): Adjust HP-UX Porting Center link.
2336 (Binaries): Adjust Free Software Foundation ordering link.
2338 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
2340 * convert.c (convert_to_integer): Use fold_build1 instead of
2341 build1 when converting an integer to an integer.
2343 2005-08-02 Richard Henderson <rth@redhat.com>
2345 * combine.c (combine_instructions): Don't use reg_equal/equiv
2346 results if the mode doesn't match.
2348 2005-08-02 Mark Mitchell <mark@codesourcery.com>
2350 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
2351 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
2353 2005-08-02 Richard Henderson <rth@redhat.com>
2356 * explow.c (memory_address): Remove special-case for
2357 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
2359 2005-08-02 Diego Novillo <dnovillo@redhat.com>
2362 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
2363 number of calls to cleanup_tree_cfg_1.
2365 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
2367 * doc/invoke.texi: document file extensions .F90 and .F95
2369 2005-08-02 Richard Guenther <rguenther@suse.de>
2371 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
2372 positive if its first argument is positive.
2374 2005-08-02 Richard Guenther <rguenther@suse.de>
2376 PR tree-optimization/23177
2377 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
2380 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
2382 PR tree-optimization/23129
2383 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
2384 varying for divisions with anti-ranges.
2386 2005-08-02 Jan Hubicka <jh@suse.cz>
2388 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
2389 * tree-ssa-threadupdate.c (thread_block): Add it here.
2391 2005-08-01 James E Wilson <wilson@specifix.com>
2393 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
2394 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
2395 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
2397 * config/mips/predicates.md (const_call_insn_operand): Add check for
2398 SYMBOL_REF_LONG_CALL_P.
2399 * doc/extend.texi (long_call): Document the new attribute.
2401 2005-08-01 Ian Lance Taylor <ian@airs.com>
2402 Richard Henderson <rth@redhat.com>
2404 * Makefile.in (RTL_BASE_H): Add real.h.
2405 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
2407 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
2409 * rtl.c (rtl_check_failed_code_mode): New.
2410 * rtl.h (struct rtx_def): Add u.rv.
2411 (XCMWINT, XCNMPRV): New.
2412 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
2413 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
2415 2005-08-01 Richard Henderson <rth@redhat.com>
2417 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
2418 with auto-inc codes.
2420 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
2422 2005-08-01 Jan Hubicka <jh@suse.cz>
2424 * i386-protos.h (asm_preferred_eh_data_format): Declare.
2425 * i386.c: Include dwarf2.h
2426 (asm_preferred_eh_data_format): New.
2427 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
2429 2005-08-01 Ian Lance Taylor <ian@airs.com>
2431 * config/host-linux.c (linux_gt_pch_get_address): Add new name
2432 randomize_va_space for virtual address randomization control.
2434 2005-08-01 Steven Bosscher <stevenb@suse.de>
2436 * common.opt (flag_ipa_cp): Put in right place to maintain
2439 2005-08-01 Jan Hubicka <jh@suse.cz>
2441 * profile.c (compute_value_histograms): Fix thinko.
2442 * value-prof.c: Include toplev.h
2443 (check_counter): New function.
2444 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
2445 tree_mod_subtract_transform): Add sanity check.
2447 2005-08-01 Richard Guenther <rguenther@suse.de>
2449 PR tree-optimization/23133
2450 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
2451 current functions parameter decls to find defs to cse
2454 2005-08-01 Richard Guenther <rguenther@suse.de>
2456 PR tree-optimization/23109
2457 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
2458 If trapping math is in effect, use post-dominator information
2459 to check if we'd in any case reach a trapping point before
2460 doing the reciprocal insertion.
2461 (execute_cse_reciprocals): Compute post-dominators, if necessary.
2462 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
2463 expressions are invariant only if trapping math is not in effect.
2465 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
2467 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
2468 cgraph_function_versioning): New declarations.
2469 * cgraphunit.c: Add include to ipa-prop.h.
2470 (update_call_expr, cgraph_copy_node_for_versioning,
2471 cgraph_function_versioning): New functions.
2472 * integrate.c (copy_decl_for_inlining): Remove.
2473 * ipa-prop.h (ipa_replace_map): New struct.
2474 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
2475 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
2476 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
2477 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
2478 ipcp_iterate_stage, ipcp_method_scale_print,
2479 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
2480 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
2481 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
2482 ipcp_update_bb_counts, ipcp_update_profiling,
2483 ipcp_update_edges_counts): New functions.
2484 (ipcp_method_cval_init): Remove restriction regarding local methods.
2485 (ipcp_init_stage): Add ipcp_method_compute_scale.
2486 (ipcp_insert_stage): Add versioning.
2487 (ipcp_structures_print): Add ipcp_method_scale_print.
2488 (ipcp_driver): Dump profiling info.
2489 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
2490 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
2491 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
2492 (struct inline_data): Add versioning_p, ipa_info, new fields.
2493 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
2494 declare_return_variable): Replace calls to copy_decl_for_inlining with
2496 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
2498 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
2499 Add argument VERSIONING.
2500 (copy_arguments_for_versioning, copy_static_chain,
2501 function_versionable_p, tree_versionable_function_p,
2502 tree_function_versioning, replace_ref_tree): New functions.
2503 * tree-inline.h: Include varray.h.
2504 (tree_versionable_function_p, tree_function_versioning,
2505 tree copy_decl_for_dup): New declarations.
2507 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
2509 * ipa-cp.c: New file. Contains IPCP specific functionality.
2510 * ipa-prop.h: New file. Contains structures/definitions that can be
2511 used by several interprocedural data flow optimizations (and also IPCP).
2512 * ipa-prop.c: New file.
2513 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
2514 * common.opt: Add ipa-cp flag.
2515 * timevar.def: Add IPCP optimization.
2516 * tree-optimize.c (init_tree_optimization_passes): Schedule
2518 * tree-pass.h (pass_ipa_cp): Declare.
2520 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
2522 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
2523 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
2524 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
2525 config/i386/i386.c, config/mips/mips.h,
2526 config/rs6000/rs6000.h, config/sh/sh.c,
2527 config/stormy16/stormy16.c: Fix comment typos.
2529 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
2532 * c-typeck.c (build_binary_op): Use common_type wrapper on
2534 (common_type): Update comment.
2536 2005-07-31 Steven Bosscher <stevenb@suse.de>
2539 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
2540 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
2541 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
2543 2005-07-31 Jan Hubicka <jh@suse.cz>
2545 * pretty-print.h (pp_widest_integer): New macro.
2546 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
2549 2005-07-31 Jan Hubicka <jh@suse.cz>
2551 * output.h (enum section_category): Export from varasm.c
2552 (categorize_decl_for_section): Likewise.
2553 * varasm.c (enum section_category): Kill.
2554 (categorize_decl_for_section): Make global.
2555 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
2557 * i386.c (ix86_section_threshold): New static variable.
2558 (ix86_in_large_data_p, ix86_encode_section_info,
2559 x86_64_elf_unique_section,
2560 x86_64_elf_select_section): New functions.
2561 (TARGET_ENCODE_SECTION_INFO): Define
2562 (override_options): Enable medium model for PIC.
2563 (ix86_expand_prologue): Expand gen_set_got_rex64.
2564 (legitimate_constant_p): Handle new UNSPECs.
2565 (legitimate_pic_address_disp_p): Likewise.
2566 (legitimize_pic_address): Lower MEDIUM model addressing.
2567 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
2568 (enum cmodel): Add MEDIUM_PIC.
2569 (SYMBOL_REF_FAR_ADDR_P): New macro.
2570 (SYMBOL_FLAG_FAR_ADDR): New flag.
2571 * i386.md (movdi): Support medium model.
2572 (set_got_rex64): New pattern.
2573 * i386.opt (mlarge-data-threshold): New flag.
2574 * predicates.md (zext_operand/sext_operand): Deal with medium model.
2575 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
2576 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
2577 TARGET_ASM_UNIQUE_SECTION): New.
2579 * invoke.texi (-mlarge_data_threshold): Document
2581 2005-07-31 Jan Hubicka <jh@suse.cz>
2583 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
2584 (coalesce_vars): Likewise.
2585 * tree-ssa-live.c (coalesce_cost): New.
2586 (build_tree_conflict_graph): Use coalesce_cost.
2587 * tree-ssa-live.h (coalesce_cost): Declare.
2589 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
2591 * arm.md (all peepholes for post-increment operations): Delete.
2592 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
2593 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
2594 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
2595 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
2596 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
2598 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
2600 * fold-const.c (tree_expr_nonnegative_p): Always return true for
2603 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
2606 * doc/invoke.texi: Document -rdynamic.
2608 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
2611 * c-parser.c (c_parser_parms_list_declarator): Call
2612 mark_forward_parm_decls.
2613 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
2614 decls with visibility structure.
2616 2005-07-30 Paul Brook <paul@codesourcery.com>
2618 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
2620 2005-07-30 Paul Brook <paul@codesourcery.com>
2622 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
2624 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
2626 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
2628 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2631 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
2632 nested function declarators.
2633 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
2634 (grokparms): Call warn_if_shadowing for parameters used within the
2636 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
2637 not used within the parameter list.
2638 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
2640 2005-07-30 Jan Hubicka <jh@suse.cz>
2642 * expr.c (expand_expr_real_1): Do not load mem targets into register.
2643 * i386.c (ix86_fixup_binary_operands): Likewise.
2644 (ix86_expand_unary_operator): Likewise.
2645 (ix86_expand_fp_absneg_operator): Likewise.
2646 * optabs.c (expand_vec_cond_expr): Validate dest.
2648 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2651 * real.c (real_from_string): Also set last bit if there is a
2652 nonzero hex digit beyond GCC's internal precision after ".".
2654 2005-07-29 David Edelsohn <edelsohn@gnu.org>
2656 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
2657 define_constants. Change duplicate values to unassigned numbers.
2658 Change UNSPEC_SUBS to UNSPEC_VSUBS.
2659 (*altivec_vspltsf): New.
2660 (altivec_vperm_v4sf): Delete.
2661 (altivec_vperm_<mode>): Use mode macro V.
2662 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
2663 (altivec_predicate_v4sf): Delete.
2664 (altivec_predicate_<mode>): Use mode macro V.
2665 (*altivec_lvesfx): New.
2666 (*altivec_stvesfx): New.
2667 (vec_realign_load_v4sf): Delete.
2668 (vec_realign_load_<mode>): Use mode macro V.
2669 * config/rs6000/rs6000.c (generate_set_vrsave): Use
2672 2005-07-29 Mark Mitchell <mark@codesourcery.com>
2675 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
2677 * configure: Regenerated.
2679 2005-07-29 Paul Brook <paul@codesourcery.com>
2681 * doc/install.texi: Add link to GFortran binaries wiki page.
2683 2005-07-29 David Ung <davidu@mips.com>
2685 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
2686 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
2687 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
2688 * config/mips/mips.md (cpu): Add 5kf name.
2689 (includes): Includes 5k.md.
2690 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
2691 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
2694 2005-07-29 Diego Novillo <dnovillo@redhat.com>
2697 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
2698 (cleanup_tree_cfg): ... here.
2699 Call cleanup_tree_cfg_1 until there are no more cleanups to
2702 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
2704 * tree-vrp.c (compare_range_with_value): Return true or false
2705 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
2706 EQ_EXPR respectively.
2708 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
2710 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
2713 2005-07-29 Diego Novillo <dnovillo@redhat.com>
2715 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
2716 (tree_ssa_dominator_optimize): Increment it.
2717 (dump_dominator_optimization_stats): Print it.
2719 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
2720 Steven Bosscher <stevenb@suse.de>
2722 PR rtl-optimization/23117
2723 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
2724 when head == tail. Tidy comment.
2726 2005-07-28 Richard Henderson <rth@redhat.com>
2728 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
2729 * cselib.c (rtx_equal_for_cselib_p): Likewise.
2730 * jump.c (rtx_renumbered_equal_p): Likewise.
2731 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
2732 CONST_INT and CONST_DOUBLE.
2733 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
2734 * reload.c (operands_match_p): Special case CONST_INT and
2735 CONST_DOUBLE; check mode earlier.
2737 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2740 * c-typeck.c (convert_for_assignment): Do not check
2741 DECL_IN_SYSTEM_HEADER on NULL fundecl.
2743 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2746 * c-typeck.c (composite_type): Prefer constant size arrays to
2749 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2752 * real.c (real_from_string): Set last bit if there is a nonzero
2753 hex digit beyond GCC's internal precision.
2755 2005-07-28 Richard Henderson <rth@redhat.com>
2758 * cfgcleanup.c (try_forward_edges): Watch out for end of
2761 2005-07-28 James E Wilson <wilson@specifixinc.com>
2764 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
2766 2005-07-28 Jan Hubicka <jh@suse.cz>
2768 * Makefile.in (rtl-profile.o): Kill all traces of it.
2769 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
2770 * coverage.h (rtl_coverage_counter_ref): Kill.
2771 * opts.c (flag_speculative_prefetching_set): Kill.
2772 (flag_loop_optimize_set): New.
2773 (common_handle_option): Disable loop optimizer when profiling;
2774 do not handle speculative prefetching.
2775 * passes.c (init_optimization_passes): Replace pass_profiling combo
2776 by branch_prob pass.
2777 * profile.c (compute_value_histograms): Update for simplified value
2779 (rtl_register_profile_hooks): Kill.
2780 (pass_profiling): Kill.
2781 (rest_of_handle_branch_prob): Do not profile.
2782 * toplev.c (process_options): Remove speculative prefetching.
2783 * toplev.h (flag_tree_based_profiling): Kill.
2784 * tree-profile.c (prepare_instrumented_value,
2785 tree_gen_interval_profiler, tree_gen_pow2_profiler,
2786 tree_gen_one_value_profiler, do_tree_profiling): Update for
2787 simplified datastructures.
2788 * value-prof.c: Add comment that speculative prefetching was dropped;
2789 update rest of file for simplified datastructures.
2790 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
2791 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
2792 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
2793 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
2794 rtl_mod_subtract, gen_speculative_prefetch,
2795 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
2796 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
2797 (gate_handle_value_profile_transformations,
2798 rest_of_handle_value_profile_transformations,
2799 pass_value_profile_transformations): Kill.
2800 * value-prof.h (histogram_value_t): Remove IL based unions.
2801 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
2802 rtl_profile_hooks): Remove hooks.
2804 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
2806 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
2807 (cgraph_clone_node): Likewise.
2808 * cgraph.h (cgraph_clone_edge): Update prototype.
2809 (cgraph_clone_node): Likewise.
2810 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
2812 (lookup_recursive_calls): Consider profile.
2813 (cgraph_decide_recursive_inlining): Fix updating; use new
2814 probability argument; use profile.
2815 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
2816 * tree-inline.c (copy_bb): Update clal of clone_edge.
2817 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
2819 * invoke.texi (min-inline-recursive-probability): Document.
2821 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
2823 * doc/install.texi (Configuration): Update Valgrind homepage.
2825 2005-07-28 Richard Henderson <rth@redhat.com>
2828 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
2829 labels we want to delete.
2830 (cfg_layout_merge_blocks): Likewise.
2832 2005-07-28 Richard Henderson <rth@redhat.com>
2835 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
2836 when expanding to nothing.
2838 2005-07-28 Josh Conner <jconner@apple.com>
2840 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
2841 (cgraph_decide_inlining_of_small_functions): Likewise.
2843 2005-07-28 Josh Conner <jconner@apple.com>
2845 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
2846 direction of badness if negative.
2847 (cgraph_default_inline_p): Add reason to parameters, and assign it
2849 (cgraph_decide_inlining_of_small_functions): New parameter in call
2850 to cgraph_default_inline_p.
2851 (cgraph_decide_inlining_incrementally): Likewise.
2852 * cgraphunit.c (decide_is_function_needed): Likewise.
2853 * cgraph.h (cgraph_default_inline_p): Likewise.
2855 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2857 * builtins.c: Fix comment typo(s).
2858 * genautomata.c: Likewise.
2859 * gimplify.c: Likewise.
2860 * tree-dfa.c: Likewise.
2861 * tree-flow-inline.h: Likewise.
2862 * tree-into-ssa.c: Likewise.
2863 * tree-ssa-alias.c: Likewise.
2864 * tree-ssa-ccp.c: Likewise.
2865 * tree-ssa-copy.c: Likewise.
2866 * tree-ssa-dce.c: Likewise.
2867 * tree-ssa-dom.c: Likewise.
2868 * tree-ssa-operands.c: Likewise.
2869 * tree-tailcall.c: Likewise.
2870 * tree-vectorizer.c: Likewise.
2871 * tree-vrp.c: Likewise.
2874 2005-07-28 Jeff Law <law@redhat.com>
2876 * tree-vrp.c (test_for_singularity): Extracted from ...
2877 (simplify_cond_using_ranges): Attempt to simplify a relational
2878 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
2880 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
2882 PR tree-optimization/22506
2883 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
2884 phis whose argument is constant.
2886 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
2888 PR rtl-optimization/18992
2889 Back out this patch:
2890 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2891 PR optimization/12142
2892 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
2893 uses of the register in the SET_SRC. Remove unnecessary argument.
2895 Replace it with this:
2896 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
2897 if flag_non_call_exceptions is set and the insn may trap, pass
2898 pc_rtx as dest for recursion.
2899 In SET_SRC part of SET case, if dest is already set, pass it down
2902 2005-07-28 Jan Hubicka <jh@suse.cz>
2904 * cfg.c (update_bb_profile_for_threading): Use RDIV.
2905 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
2906 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
2908 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
2909 profile when available.
2911 2005-07-28 Jan Beulich <jbeulich@novell.com>
2913 * config/ia64/ia64.c (ia64_load_pair_ok): New.
2914 (ia64_print_operand): Describe and handle 'X'.
2915 (ia64_register_move_cost): Also handle FP_REGS.
2916 (ia64_preferred_reload_class): Likewise.
2917 (ia64_secondary_reload_class): Likewise.
2918 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
2919 it. Also check for ITANIUM_CLASS_FLDP.
2920 * config/ia64/ia64.h (FP_REGNO_P): New.
2921 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
2922 (reg_class): Add FP_REGS.
2923 (REG_CLASS_NAMES): Adjust for it.
2924 (REG_CLASS_CONTENTS): Likewise.
2925 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
2926 (REG_CLASS_FROM_LETTER): Handle 'x'.
2927 (CLASS_MAX_NREGS): Handle FP_REGS.
2928 (MEMORY_MOVE_COST): Likewise.
2929 * config/ia64/ia64.md (itanium_class): Add fldp.
2930 (type): Handle fldp.
2931 (movti_internal): More allowable operand combinations. Use ldfp8 when
2932 splitting unnecessary. Remove predicable attribute. Adjust
2933 itanium_class attribute.
2934 (smuldi3_highpart): Remove outdated comment.
2935 (mulditi3, umulditi3, rotlti3): New expanders.
2936 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
2937 (absti2): Disabled new insn for future reference.
2938 Respective new splitters.
2939 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
2940 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
2941 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
2943 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
2945 PR rtl-optimization/23047
2946 * simplify-rtx.c (simplify_const_relational_operation): Respect
2947 flag_wrapv for comparisons with ABS.
2949 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
2951 PR tree-optimization/22493
2952 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
2953 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
2955 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
2957 * config/frv/frv.opt (moptimize-membar): New.
2959 * doc/invoke.texi: Document -moptimize-membar and its inverse.
2961 * config/frv/frv.h: Remove machine_function definition.
2963 * config/frv/frv.c (struct frv_io): New.
2964 (struct machine_function): Moved from frv.h. Add has_membar_p.
2965 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
2966 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
2967 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
2968 (frv_optimize_membar_global, frv_optimize_membar): New functions.
2969 (frv_reorg): Call frv_optimize_membar when appropriate.
2970 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
2971 (frv_expand_builtin): Adjust calls accordingly.
2972 (frv_io_address_cookie): New function.
2973 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
2974 load or store rather than a special insn. Add ccnstant address and
2975 io-type operands to the membar.
2976 (frv_ifcvt_modify_tests): Unsign regno.
2977 (frv_ifcvt_modify_tests): Same.
2979 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
2980 UNSPEC_OPTIONAL_MEMBAR constant.
2981 (builtin_read_<mode>): Delete.
2982 (builtin_write_<mode>): Delete.
2983 ("optional_membar_<mode>"): Add operand.
2985 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
2986 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
2987 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
2988 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
2989 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
2990 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
2991 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
2992 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
2993 * testsuite/gcc.target/frv/all-read-write-1.c: New.
2995 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
2997 * df.c (df_uses_record): Handle SCRATCH.
2999 2005-07-28 Steven Bosscher <stevenb@suse.de>
3002 * passes.c (rest_of_decl_compilation): If decl is a type and
3003 we have encountered errors, don't emit debug information.
3005 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
3007 * params.def: Fixed comment.
3009 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
3012 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
3013 (TARGET_ASM_UNALIGNED_HI_OP): Add.
3014 (TARGET_ASM_UNALIGNED_SI_OP): Add.
3016 2005-07-27 Steven Bosscher <stevenb@suse.de>
3019 * varasm.c (assemble_start_function): Don't do anything that may
3020 require a CFG if the current function is a thunk.
3022 2005-07-25 Geoffrey Keating <geoffk@apple.com>
3024 * doc/install.texi (Prerequisites): Mention that perl is needed
3025 to do export control in libstdc++ targetting Darwin.
3027 2005-07-27 Steven Bosscher <stevenb@suse.de>
3029 PR rtl-optimization/17808
3030 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
3031 (sched_insns_conditions_mutex_p): Split out from...
3032 (add_dependence): ...here. But don't call it from here.
3033 (add_dependence_list): Check sched_insns_conditions_mutex_p
3034 before calling add_dependence.
3035 (add_dependence_list_and_free): Likewise.
3036 (fixup_sched_groups): Likewise.
3037 (sched_analyze_1): Likewise.
3038 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
3039 (sched_analyze): Likewise.
3040 (sched_analyze_insn): Likewise.
3041 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
3042 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
3043 dependencies on all COND_EXEC insns to jumps ending basic blocks
3044 when doing intrablock scheduling.
3045 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
3047 2005-07-27 Jeff Law <law@redhat.com>
3049 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
3050 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
3051 equivalency sets, correctly handle the case were vr0 has an
3052 equivalency set, but vr1 does not.
3054 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
3056 PR tree-optimization/23073
3057 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
3058 vect_print_dump_info before fprintf.
3060 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3062 PR tree-optimize/22348
3063 * tree-ssa-loop-niter.c (number_of_iterations_cond):
3064 Fold the partial computation.
3066 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3068 PR tree-optimization/22325
3069 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
3071 * tree-scalar-evolution.c (scev_const_prop): Add generic final
3073 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
3074 (force_var_cost): ... this function.
3075 (compute_phi_arg_on_exit): Export.
3077 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3079 PR tree-optimization/20773
3080 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
3083 2005-07-27 Richard Guenther <rguenther@suse.de>
3085 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
3086 Avoid pushing again if current struct contains only
3087 fields we decomposed.
3089 2005-07-27 Jan Hubicka <jh@suse.cz>
3091 PR tree-optimization/22574
3092 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
3095 * tree-tailcall.c (decrease_profile): New function.
3096 (eliminate_tail_call): Use it.
3098 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
3099 visibility flags correctly in whole program mode.
3101 2005-07-26 Steve Ellcey <sje@cup.hp.com>
3103 PR rtl-optimization/22472
3104 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
3106 2005-07-26 Steven Bosscher <stevenb@suse.de>
3108 PR tree-optimization/22504
3109 * tree-complex.c (expand_complex_addition): Use 'code' instead
3110 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
3112 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
3114 * config.gcc (cpu_type): Add frv case.
3115 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
3116 (supported_defaults): Add fr550 case.
3118 2005-07-26 Diego Novillo <dnovillo@redhat.com>
3121 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
3122 whether a pointer of type T * may point to objects of type T *.
3124 2005-07-26 DJ Delorie <dj@redhat.com>
3126 * configure: Regenerate.
3128 2005-07-26 Dale Johannesen <dalej@apple.com>
3130 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
3132 2005-07-26 Mark Mitchell <mark@codesourcery.com>
3134 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
3135 Clarify use of "build" in name.
3137 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
3139 * doc/extend.texi (Raw read/write Functions): New section.
3140 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
3141 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
3142 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
3143 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
3144 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
3145 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
3146 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
3147 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
3148 * config/frv/frv.c: Add bdesc_loads global.
3149 Add bdesc_stores global.
3150 (frv_init_builtins): Add support for __builtin_{read/write}*.
3151 (frv_volatile_memref): New.
3152 (frv_expand_load_builtin): New.
3153 (frv_expand_store_builtin): New.
3154 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
3155 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
3156 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
3157 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
3158 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
3159 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
3160 (builtin_read_<mode>): New.
3161 (builtin_write_<mode>): New.
3162 (builtin_write64): New.
3163 (optional_membar_<mode>): New.
3165 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
3167 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
3168 (rather than units) against HOST_BITS_PER_WIDE_INT.
3170 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
3172 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
3173 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
3174 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
3175 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
3178 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
3179 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
3180 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
3182 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
3184 2005-07-26 Richard Guenther <rguenther@suse.de>
3186 PR tree-optimization/22486
3187 * fold-const.c (fold_unary): Fold away useless component
3188 references of the form (T *)&T.x, if the address
3191 2005-07-25 James E Wilson <wilson@specifixinc.com>
3193 * dwarf2out.c (add_call_src_coords_attributes): New.
3194 (gen_inlined_subroutine_die): Call it.
3195 (maybe_emit_file, init_file_table): Add comments.
3196 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
3198 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
3199 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
3200 * tree.h (BLOCK_SOURCE_LOCATION): New.
3201 (struct tree_block): New field locus.
3203 2005-07-26 Andreas Schwab <schwab@suse.de>
3205 PR rtl-optimization/23043
3206 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
3207 when allocating a struct unoccr.
3209 2005-07-25 Richard Henderson <rth@redhat.com>
3212 * tree-complex.c (gate_no_optimization): True if errors.
3213 * Makefile.in (tree-complex.o): Update dependencies.
3215 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
3217 * config/frv/predicates.md (integer_register_operand): Use
3220 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
3223 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
3225 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
3227 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
3229 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
3230 types when flag_unsafe_math_optimizations is true.
3232 2005-07-25 Mark Mitchell <mark@codesourcery.com>
3234 * gcc.c (option_map): Add --sysroot.
3235 (process_command): Handle --sysroot.
3236 (display_help): Document it.
3237 * doc/cppopts.tex (-isysroot): Document.
3238 * doc/invoke.texi (--sysroot): Document.
3239 * doc/install.texi (--with-build-sysroot): Document.
3241 * Makefile.in (inhibit_libc): New variable.
3242 (INHIBIT_LIBC_CFLAGS): Likewise.
3243 (LIBGCC2_CFLAGS): Include
3244 $(INHIBIT_LIBC_CFLAGS).
3245 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
3246 ($(T)crtbegin.o): Do not use @inhibit_libc@.
3247 ($(T)crtend.o): Likewise.
3248 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
3249 ($(T)crtendS.o): Likewise.
3250 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
3251 ($(T)crtendT.o): Likewise.
3252 (stmp-fixinc): Do not complain about missing headers if
3254 * configure.ac (inhibit_libc): Set it to true/false.
3255 (--with-build-sysroot): New option. Use it to set
3257 * configure: Regenerated.
3259 2005-07-25 Manfred Hollstein <mh@suse.com>
3261 * calls.c (store_one_arg): Fix unsigned comparison warning.
3263 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
3266 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
3267 (ggc_print_statistics): Initialize variable before use.
3269 2005-07-25 Richard Guenther <rguenther@suse.de>
3271 * tree-dfa.c (mark_new_vars_to_rename): Protect against
3272 calling with a PHI_NODE argument.
3274 * tree-flow-inline.h (overlap_subvar): Protect against
3277 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
3279 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
3280 * configure: Regenerate.
3282 2005-07-25 Ira Rosen <irar@il.ibm.com>
3284 * expr.c (highest_pow2_factor): Make extern.
3285 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
3286 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
3287 record_array_differ_p, array_ptr_differ_p): Likewise.
3288 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
3289 additional cases. Call the above functions.
3290 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
3291 base_object_differ_p when there are two base objects. Otherwise, compare
3292 base address and offset. Call may_alias_p.
3293 (dump_data_reference): Use a correct field name.
3294 (analyze_array): Make static. Initialize new data-ref fields.
3295 (analyze_indirect_ref): New function.
3296 (init_data_ref): Initialize new data-ref fields.
3297 (strip_conversion): Moved from tree-vect-analyze.c.
3298 (analyze_offset_expr, get_ptr_offset, address_analysis,
3299 object_analysis): Likewise.
3300 (analyze_offset): New function.
3301 (create_data_ref): Likewise.
3302 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
3303 dimensions for ARRAY_REFs only.
3304 (build_classic_dist_vector): Make static.
3305 (access_functions_are_affine_or_constant_p): Call macro to get the
3306 address of access functions.
3307 (compute_all_dependences): Add new parameter
3308 compute_self_and_read_read_dependences. Compute self and read-read
3309 dependences if it is true.
3310 (find_data_references_in_loop): Call create_data_ref. Initialize new
3312 (compute_data_dependences_for_loop): Add new parameter
3313 compute_self_and_read_read_dependences. Remove parameter nb_loops,
3314 compute nb_loops. Call compute_all_dependences,
3315 build_classic_dist_vector and build_classic_dir_vector with correct
3317 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
3318 with correct parameters. Compare dimensions for ARRAY_REFs only.
3319 (free_data_refs): Call macro to free access functions.
3320 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
3321 fields from stmt_vinfo.
3322 (struct base_object_info): New structure.
3323 (struct data_reference): Move fields to base_object_info. Add fields
3324 first_location and object_info for above structures. Move fields from
3325 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
3326 aligned_to. Add macros to access the new fields.
3327 Update functions declarations.
3328 * tree-flow.h (is_aliased_with): Declare.
3329 * tree-loop-linear.c (linear_transform_loops): Call
3330 compute_data_dependences_for_loop with correct parameters.
3331 * tree-ssa-alias.c (is_aliased_with): New function.
3332 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
3333 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
3334 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
3335 vect_base_addr_differ_p, compute_subscript_distance and
3336 build_classic_dist_vector. Add printings. Check absolute value of
3338 (vect_analyze_data_ref_dependences): Go through ddrs instead of
3340 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
3341 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
3342 to bytes. Add printing.
3343 (vect_compute_data_refs_alignment): Go through loads and stores in one
3345 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
3346 vect_analyze_data_ref_access): Likewise.
3347 (vect_analyze_pointer_ref_access): Remove.
3348 (vect_address_analysis, vect_object_analysis): Likewise.
3349 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
3350 and analyze data-refs in the loop.
3351 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
3352 fields of data-ref instead of stmt. Add init to the offset from the
3354 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
3355 (vect_update_init_of_dr): Likewise.
3356 (vect_update_inits_of_drs): Go through loads and stores in one loop.
3357 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
3359 (new_loop_vec_info): Initialize new fields.
3360 (destroy_loop_vec_info): Free new fields.
3361 (vect_strip_conversion): Remove.
3362 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
3363 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
3364 datarefs. Add new field ddrs.
3365 Add macros for the new fields access.
3366 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
3367 base_aligned_p, misalignment, memtag, ptr_info and subvars.
3368 Remove their macros.
3369 * tree.h (highest_pow2_factor): Declare.
3371 2005-07-25 Jakub Jelinek <jakub@redhat.com>
3373 * calls.c (store_one_arg): Check for sibling call MEM arguments
3374 from already clobbered incoming argument area.
3376 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3378 * c-common.c (check_missing_format_attribute): New.
3379 * c-common.h (check_missing_format_attribute): Likewise.
3380 * c-typeck.c (convert_for_assignment): Use it.
3382 2005-07-24 Andreas Schwab <schwab@suse.de>
3384 * config/m68k/m68k.md ("extendqidi2"): When source is an address
3385 register use a word move. Correct operand of ext.w in 68000 code.
3387 2005-07-23 Mark Mitchell <mark@codesourcery.com>
3389 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
3390 variables as declarations, rather than definitions.
3392 2005-07-24 Ira Rosen <irar@il.ibm.com>
3394 PR tree-optimization/22526
3395 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
3398 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3400 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
3401 that C99 reserve for future use. Use it to define clog10,
3402 clog10f and clog10l.
3404 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3406 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
3407 * configure.ac: Check for -Wmissing-format-attribute.
3409 * configure: Regenerate.
3411 2005-07-23 Richard Henderson <rth@redhat.com>
3413 PR tree-optimization/22623
3414 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
3416 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
3419 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
3421 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3423 * Makefile.in (C_TREE_H): Update dependencies.
3424 * c-tree.h: Include toplev.h.
3425 * diagnostic.h (diagnostic_set_info): Add format attribute.
3426 * rtl-error.c (diagnostic_for_asm): Likewise.
3428 2005-07-23 Chao-ying Fu <fu@mips.com>
3430 * config/mips/mips-dsp.md: New file.
3431 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
3432 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
3434 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
3435 MIPS_BUILTIN_BPOSGE32.
3436 (mips_expand_builtin_direct): Add one parameter to indicate that
3437 builtin functions need to return a value.
3438 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
3440 (mips_regno_to_class): Add classes for 12 new DSP registers.
3441 (mips_subword): Change to check four HI registers.
3442 (mips_output_move): Output move to and from 6 new DSP accumulators.
3443 (override_options): Make sure -mdsp and -mips16 are not used together.
3444 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
3446 (mips_conditional_register_usage): Disable 6 new DSP accumulators
3448 (print_operand): Add 'q' for printing DSP accumulators.
3449 (mips_cannot_change_mode_class): Check ACC_REGS.
3450 (mips_secondary_reload_class): Check ACC_REGS.
3451 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
3452 (mips_register_move_cost): Check ACC_REGS.
3453 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
3454 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
3455 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
3456 (dsp_bdesc): New array.
3457 (bdesc_arrays): Add DSP builtin function table.
3458 (mips_prepare_builtin_arg): Check predicate again after
3460 (mips_expand_builtin): Add one more parameter to
3461 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
3462 MIPS_BUILTIN_BPOSGE32.
3463 (mips_init_builtins): Initialize new function types.
3464 (mips_expand_builtin_direct): Check if builtin functions need to
3465 return a value and pass operands properly.
3466 (mips_expand_builtin_bposge): New function.
3467 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
3468 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
3469 (FIRST_PSEUDO_REGISTER): Increase to 188.
3470 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
3471 Update for 12 new DSP registers.
3472 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
3473 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
3474 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
3475 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
3476 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
3477 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
3478 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
3479 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
3480 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
3481 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
3482 (REGISTER_NAMES): Add names for 12 new DSP registers.
3483 * config/mips/mips.md: Include mips-dsp.md.
3484 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
3485 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
3486 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
3487 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
3488 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
3489 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
3490 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
3491 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
3492 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
3493 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
3494 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
3495 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
3496 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
3497 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
3498 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
3499 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
3500 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
3501 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
3502 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
3503 (UNSPEC_RDDSP): New constants.
3504 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
3505 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
3507 * config/mips/mips.opt (-mdsp): New option.
3508 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
3509 (reg_imm10_operand): New predicates.
3510 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
3511 * doc/invoke.texi (-mdsp): Document new option.
3513 2005-07-22 DJ Delorie <dj@redhat.com>
3515 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
3517 * tree-inline.c (inlinable_function_p): Likewise.
3519 2005-07-22 Mark Mitchell <mark@codesourcery.com>
3522 * toplev.c (check_global_declarations): Do not mark undefined
3523 variables as DECL_IGNORED_P.
3524 * varasm.c (first_global_object_name): GTY it.
3525 (weak_global_object_name): Likewise.
3526 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
3527 a string to go into {weak,first}_global_object_name.
3529 2005-07-22 DJ Delorie <dj@redhat.com>
3531 * c-format.c (check_function_format): Change warning control
3532 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
3534 2005-07-22 Diego Novillo <dnovillo@redhat.com>
3536 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
3537 &PTR->FLD a dereference of PTR.
3538 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
3539 a potential dereference of PTR.
3541 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
3543 PR rtl-optimization/20370
3544 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
3545 call allocate_reg_info if necessary.
3547 PR rtl-optimization/21848
3548 * calls.c (emit_library_call_value_1): For const functions, add
3549 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
3551 PR rtl-optimization/22445
3552 * cselib.c (target.h): Include.
3553 (rtx_equal_for_cselib_p): Allow commutative matches.
3554 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
3555 Remove MODE parameter. Changed all callers.
3557 PR rtl-optimization/22258
3558 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
3560 (try_combine): Use likely_spilled_retval_p.
3562 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
3564 * config.gcc: Add crx-elf support.
3566 * doc/contrib.texi: Mention crx.
3567 * doc/extend.texi: Document crx extensions.
3568 * doc/install.texi: Document crx install.
3569 * doc/invoke.texi: Document crx options.
3570 * doc/md.texi: Document crx constraints.
3572 * config/crx/crx-protos.h: New file.
3573 * config/crx/crx.c: New file.
3574 * config/crx/crx.h: New file.
3575 * config/crx/crx.md: New file.
3576 * config/crx/crx.opt: New file.
3577 * config/crx/t-crx: New file.
3579 2005-07-22 Manfred Hollstein <mh@suse.com>
3581 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
3583 (int_add_graph_edge): Likewise.
3584 (collapse_nodes): Likewise.
3585 (process_unification_queue): Likewise.
3587 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3588 Laurent GUERBY <laurent@guerby.net>
3590 PR tree-optimization/22336
3591 * function.c (record_block_change): Check for
3592 cfun->ib_boundaries_block.
3594 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
3596 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
3597 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
3599 2005-07-21 DJ Delorie <dj@redhat.com>
3601 * toplev.c (warn_deprecated_use): Add warning control to warning
3603 * c-typeck.c (parser_build_binary_op): Likewise.
3604 (c_finish_if_stmt): Likewise.
3605 * c-common.c (check_function_sentinel): Likewise.
3606 (check_nonnull_arg): Likewise.
3608 2005-07-21 Richard Henderson <rth@redhat.com>
3611 * tree-complex.c (complex_ssa_name_components): New.
3612 (cvc_lookup): Allow entry not found.
3613 (create_components): Remove.
3614 (create_one_component_var, get_component_var): New.
3615 (get_component_ssa_name, set_component_ssa_name): New.
3616 (extract_component): Use get_component_ssa_name.
3617 (update_complex_components): Use set_component_ssa_name.
3618 (update_complex_components_on_edge): Likewise.
3619 (update_phi_components): Create new PHI nodes directly, instead
3620 of adding insns to edges.
3621 (tree_lower_complex): Allocate and free complex_variable_components
3622 and complex_ssa_name_components here.
3624 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
3626 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
3627 revert to returning false.
3629 2005-07-21 Uros Bizjak <uros@kss-loka.si>
3632 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
3634 2005-07-21 Uros Bizjak <uros@kss-loka.si>
3637 * config/i386/i386.md (cmpxf): Change operand constraints
3638 to "nonmemory_operand".
3640 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
3642 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
3644 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
3647 * fold-const.c (fold_build1): Add checksum for the operands.
3648 (fold_build2): Likewise.
3649 (fold_build3): Likewise.
3651 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
3654 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
3656 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
3658 * common.opt (-fforward-propagate): Committed by mistake,
3661 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3663 * reg-stack.c: Fix comment typo(s).
3664 * tree-ssa-operands.c: Likewise.
3665 * tree-vectorizer: Likewise.
3667 2005-07-21 Nick Clifton <nickc@redhat.com>
3669 * config/sh/symbian.c: Replace C++ style line comments with C
3670 style line comments.
3671 (symbian_add_attribute): Do not use a ? operator on the LHS of
3673 (sh_symbian_handle_dll_attribute): Change the type of the
3674 method vector to "VEC(tree,gc)*" and use vector accessor
3675 macros to walk over the elements.
3676 (symbian_export_vtable_and_rtti_p): Likewise.
3677 (symbian_class_needs_attribute_p): Likewise.
3679 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
3682 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
3683 initialize targetm.resolve_overloaded_builtin here.
3684 (altivec_expand_overloaded_builtin): Make it non-static.
3685 * config/rs6000/rs6000-protos.h
3686 (altivec_expand_overloaded_builtin): New prototype.
3687 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
3688 targetm.resolve_overloaded_builtin here.
3689 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
3691 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
3692 Zdenek Dvorak <dvorakz@suse.cz>
3694 PR tree-optimization/19210
3695 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
3697 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
3698 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
3699 rely on unproven assumptions.
3700 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
3701 * tree-flow.h (number_of_iterations_exit): Add final parameter.
3702 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
3703 to number_of_iterations_exit.
3704 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
3705 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
3706 * tree-ssa-loop-niter.c (find_loop_niter,
3707 estimate_numbers_of_iterations_loop): Likewise.
3708 (number_of_iterations_exit): Honor the new options.
3709 * doc/invoke.texi (Wunsafe-loop-optimizations,
3710 funsafe-loop-optimizations): Document them.
3712 2005-07-21 Richard Sandiford <richard@codesourcery.com>
3714 PR rtl-optimization/22167
3715 * gcse.c (hoist_code): Fix hoist_exprs[] check.
3717 2005-07-20 Adam Nemet <anemet@lnxw.com>
3719 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
3720 __do_global_dtors_aux longcall.
3722 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
3724 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
3725 (old_special_pred_table): Don't reference
3726 SPECIAL_MODE_PREDICATES.
3727 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
3728 * config/arc/arc.h: Don't mention PREDICATE_CODES.
3729 * config/sh/predicates.h: Don't mention
3730 SPECIAL_MODE_PREDICATES.
3731 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
3734 2005-07-20 DJ Delorie <dj@redhat.com>
3736 * config.gcc: Add m32c-elf support.
3738 * doc/contrib.texi: Mention m32c.
3739 * doc/extend.texi: Document m32c extensions.
3740 * doc/install.texi: Mention m32c.
3741 * doc/invoke.texi: Document m32c options.
3742 * doc/md.texi: Document m32c constraints.
3744 * config/m32c/addsub.md: New file.
3745 * config/m32c/bitops.md: New file.
3746 * config/m32c/cond.md: New file.
3747 * config/m32c/jump.md: New file.
3748 * config/m32c/m32c-lib1.S: New file.
3749 * config/m32c/m32c-lib2.c: New file.
3750 * config/m32c/m32c-modes.def: New file.
3751 * config/m32c/m32c-pragma.c: New file.
3752 * config/m32c/m32c-protos.h: New file.
3753 * config/m32c/m32c.abi: New file.
3754 * config/m32c/m32c.c: New file.
3755 * config/m32c/m32c.h: New file.
3756 * config/m32c/m32c.md: New file.
3757 * config/m32c/m32c.opt: New file.
3758 * config/m32c/minmax.md: New file.
3759 * config/m32c/mov.md: New file.
3760 * config/m32c/muldiv.md: New file.
3761 * config/m32c/predicates.md: New file.
3762 * config/m32c/prologue.md: New file.
3763 * config/m32c/shift.md: New file.
3764 * config/m32c/t-m32c: New file.
3766 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
3768 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
3769 (stack_protect_set, stack_protect_test): New expanders.
3770 (stack_protect_set_si, stack_protect_set_si_media,
3771 stack_protect_set_di_media, stack_protect_test_si,
3772 stack_protect_test_si_media, stack_protect_test_di_media):
3775 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
3777 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
3779 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
3781 * tree.h (tree_expr_nonzero_p): Export.
3782 * fold-const.c (tree_expr_nonzero_p): Likewise.
3783 Return true for CALL_EXPRs that are alloca calls.
3784 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
3786 * tree-flow.h (expr_computes_nonzero): Remove.
3787 * tree-vrp.c (expr_computes_nonzero): Remove.
3788 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
3789 (extract_range_from_unary_expr): Likewise.
3790 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
3791 tree_expr_nonzero_p.
3793 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
3795 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
3796 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
3797 extra arg "picreg" and use it instead of pic_offset_table_rtx.
3798 All callers changed.
3799 (frame_related_constant_load): New arg "related" which controls
3800 setting of RTX_FRAME_RELATED_P. All callers changed.
3801 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
3802 (bfin_expand_prologue): Add stack limit checking.
3803 * config/bfin/bfin.md (trapifcc): New pattern.
3805 * config/bfin/bfin.c: Include "langhooks.h".
3806 (def_builtin): Go through lang_hooks to call builtin_function.
3808 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
3809 * config/bfin/predicates.md (symbol_ref_operand): New.
3810 (call_insn_operand): Delete. All callers changed to use
3811 register_no_elim_operand.
3812 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
3814 (function_arg): Use it to generate the call's operand 2.
3815 (bfin_longcall_p): New function.
3816 (bfin_expand_call): Extra arg "cookie". All callers and declaration
3817 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
3818 determine if the address needs to be in a REG.
3819 (bfin_handle_longcall_attribute): New function.
3820 (bfin_attribute_table): Add "longcall" and "shortcall".
3821 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
3822 (CUMULATIVE_ARGS): New member call_cookie.
3823 (PREDICATE_CODES): Add symbol_ref_operand.
3824 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
3825 extra USE to the pattern.
3826 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
3827 New patterns, split off call_insn, sibcall_insn, call_value_insn and
3828 sibcall_value_insn; now the new patterns handle direct calls and the
3829 old ones indirect calls.
3830 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
3832 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
3834 * doc/trouble.texi: Update section on handling of empty loops.
3836 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
3838 * config.gcc: Remove support for sparc-*-openbsd*,
3839 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
3841 * config.host: Remove support for i860-*-sysv4* as a host.
3842 * config/i860/*, config/ip2k/*, config/ns32k/*,
3843 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
3844 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
3845 mention obsolete ports.
3847 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
3849 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
3851 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
3852 of frame_pointer_rtx.
3853 (sh_expand_epilogue): Likewise.
3854 (sh_set_return_address): Likewise.
3855 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
3856 instead of FRAME_POINTER_REGNUM if needed. Add elimination
3857 offsets from FRAME_POINTER_REGNUM.
3858 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
3859 (sh_register_names): Add initializer for sfp.
3860 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
3861 (VALID_REGISTER_P): Likewise.
3862 (FIRST_PSEUDO_REGISTER): Update.
3863 (DWARF_FRAME_REGISTERS): Define.
3864 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
3865 (HARD_FRAME_POINTER_REGNUM): Define.
3866 (FRAME_POINTER_REGNUM): Redefine.
3867 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
3868 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
3869 from FRAME_POINTER_REGNUM.
3870 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
3871 FRAME_POINTER_REGNUM.
3872 (REG_CLASS_CONTENTS): Add sfp.
3873 (REG_ALLOC_ORDER): Likewise.
3874 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
3875 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
3876 of frame_pointer_rtx.
3877 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
3879 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
3881 * fold-const.c (tree_expr_nonnegative_p): Only return true for
3882 ABS_EXPR when flag_wrapv is false because of INT_MIN.
3883 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
3885 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
3888 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
3890 Make CONSTRUCTOR use VEC to store initializers.
3891 * c-common.c (complete_array_type): Update to cope with VEC in
3893 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
3894 (pp_c_constructor_elts): New function.
3895 * c-pretty-print.h (pp_c_constructor_elts): Declare.
3896 * c-typeck.c (build_function_call, build_c_cast, digest_init,
3897 struct constructor_stack, struct initializer_stack,
3898 constructor_elements, push_init_level, pop_init_level,
3899 add_pending_init, find_init_member, output_init_element): Update to
3900 cope with VEC in CONSTRUCTOR_ELTS.
3901 * coverage.c (build_fn_info_value, build_ctr_info_value,
3902 build_gcov_info): Likewise.
3903 * expr.c (categorize_ctor_elements_1, store_constructor,
3904 expand_expr_real_1): Likewise.
3905 * fold-const.c (fold_ternary): Likewise.
3906 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
3907 gimplify_init_constructor, gimplify_expr): Likewise.
3908 * tree-dump.c (dequeue_and_dump): Likewise.
3909 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
3911 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
3913 * tree-sra.c (generate_element_init_1): Likewise.
3914 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
3915 * tree-ssa-operands.c (get_expr_operands): Likewise.
3916 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
3917 * tree-vect-transform.c (vect_get_vec_def_for_operand):
3918 (get_initial_def_for_reduction): Likewise.
3919 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
3920 value handle in annotations.
3921 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
3922 tree_node_structure): Add support for constr_kind.
3923 (build_vector_from_ctor, build_constructor_single,
3924 build_constructor_from_list): New functions.
3925 (build_constructor): Update to take a VEC instead of a TREE_LIST.
3926 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
3927 Update to cope with VEC in CONSTRUCTOR_ELTS.
3928 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
3929 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
3930 CONSTRUCTOR_APPEND_ELT): New macros.
3931 (struct constructor_elt, struct tree_constructor): New data types.
3932 (union tree_node): Add tree_constructor field.
3933 * treestruct.def: Define TS_CONSTRUCTOR.
3934 * varasm.c (const_hash_1, compare_constant, copy_constant,
3935 compute_reloc_for_constant, output_addressed_constants,
3936 initializer_constant_valid_p, output_constant,
3937 array_size_for_constructor, output_constructor): Update to cope with
3938 VEC in CONSTRUCTOR_ELTS.
3939 * vec.h (VEC_empty, VEC_copy): New macros.
3941 2005-07-19 Devang Patel <dpatel@apple.com>
3943 * dbxout.c (dbxout_type): Check Objective-C++ lang.
3945 2005-07-19 Richard Henderson <rth@redhat.com>
3948 * gimplify.c (gimplify_expr): Use main variant type for the temp
3949 destination for a discarded volatile read.
3950 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
3951 casts between non-void types that change volatility.
3953 2005-07-15 DJ Delorie <dj@redhat.com>
3955 * toplev.h: Add comment about the first parameter for warning().
3956 * errors.h: Likewise.
3958 * c.opt (Wpragmas): New.
3959 * doc/invoke.texi: Document it.
3961 * function.c (do_warn_unused_parameter): Add warning control to
3963 * c-decl.c (warn_if_shadowing): Likewise.
3964 * c-lex.c (cb_def_pragma): Likewise.
3965 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
3966 (pop_alignment): Likewise.
3967 (handle_pragma_pack): Likewise.
3968 (apply_pragma_weak): Likewise.
3969 (handle_pragma_weak): Likewise.
3970 (handle_pragma_redefine_extname): Likewise.
3971 (add_to_renaming_pragma_list): Likewise.
3972 (handle_pragma_extern_prefix): Likewise.
3973 (maybe_apply_renaming_pragma): Likewise.
3974 (handle_pragma_visibility): Likewise.
3976 * config/c4x/c4x-c.c (BAD): Likewise.
3977 (c4x_parse_pragma): Likewise.
3978 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
3979 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
3980 (rs6000_pragma_longcall): Likewise.
3981 * config/v850/v850-c.c (pop_data_area): Likewise.
3982 (ghs_pragma_section): Likewise.
3983 (ghs_pragma_section): Likewise.
3984 (ghs_pragma_interrupt): Likewise.
3985 (ghs_pragma_starttda): Likewise.
3986 (ghs_pragma_startsda): Likewise.
3987 (ghs_pragma_startzda): Likewise.
3988 (ghs_pragma_endtda): Likewise.
3989 (ghs_pragma_endsda): Likewise.
3990 (ghs_pragma_endzda): Likewise.
3992 2005-07-19 Danny Berlin <dberlin@dberlin.org>
3993 Kenneth Zadeck <zadeck@naturalbridge.com>
3995 * Makefile.in: Removed tree-promote-statics.c
3996 * tree-promote-statics.c: Removed.
3997 * common.opt: Removed flag-promote-statics.
3999 * passes.c: Removed tree-promote-statics pass.
4000 * tree-pass.h: Ditto.
4001 * timevar.def: Removed TV_PROMOTE_STATICS.
4004 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
4006 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
4008 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
4010 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4013 * c-common.c (check_function_arguments): Call
4014 'check_function_format' if either -Wformat or
4015 -Wmissing-format-attribute are specified.
4016 * c-format.c (check_function_format): Check -Wformat before
4017 calling 'check_format_info'.
4018 * c-opts.c (c_common_post_options): Don't warn for
4019 -Wmissing-format-attribute without -Wformat.
4020 * c-typeck.c (convert_for_assignment): Detect additional cases for
4021 -Wmissing-format-attribute.
4022 * doc/invoke.texi (-Wmissing-format-attribute): Document new
4025 2005-07-19 Richard Guenther <rguenther@suse.de>
4027 * config/i386/i386.md (lrint<mode>2): Use temporary
4028 instead of clobbering non-existent memory.
4030 2005-07-19 Nick Clifton <nickc@redhat.com>
4032 * config/avr/avr.c (legitimate_address_p): Fix debugging print
4033 statement to avoid displaying ASCII control characters.
4035 2005-07-19 Ben Elliston <bje@au.ibm.com>
4037 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
4038 * cfganal.c (find_edge_index): Ditto.
4039 * combine.c (combine_instructions): Ditto.
4040 * ddg.c (create_scc): Ditto.
4041 (find_successors): Ditto.
4042 (find_predecessors): Ditto.
4043 (find_nodes_on_paths): Ditto.
4044 (longest_simple_path): Ditto.
4045 * flow.c (update_life_info): Ditto.
4046 (count_or_remove_death_notes): Ditto.
4047 (clear_log_links): Ditto.
4048 * modulo-sched.c (generate_reg_moves): Ditto.
4049 (find_max_asap): Ditto.
4050 (find_max_hv_min_mob): Ditto.
4051 (find_max_dv_min_mob): Ditto.
4052 * sbitmap.c (sbitmap_first_set_bit): Ditto.
4053 * sched-rgn.c (extract_edgelst): Ditto.
4054 * tree-into-ssa.c (prepare_names_to_update): Ditto.
4055 (dump_update_ssa): Ditto.
4056 (ssa_names_to_replace) Ditto.
4057 (switch_virtuals_to_full_rewrite): Ditto.
4058 (update_ssa): Ditto.
4059 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
4061 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
4063 Fix PR tree-optimization/22483
4065 * tree-complex.c (create_components): Use
4066 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
4067 * tree-flow-inline.h (fill_referenced_var_vec): New function.
4068 * tree-flow.h (safe_referenced_var_iterator): New structure.
4069 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
4070 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
4071 safe_referenced_var iterator.
4072 (add_type_alias): Ditto.
4074 2005-07-19 Steven Bosscher <stevenb@suse.de>
4076 * loop-init.c (rest_of_handle_loop2): Remove.
4077 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
4078 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
4079 (pass_rtl_loop_init, pass_rtl_loop_done,
4080 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
4081 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
4082 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
4083 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
4084 pass_tree_loop_done, and pass_tree_unswitch.
4085 (gate_loop): Rename to gate_tree_loop.
4086 * passes.c (init_optimization_passes): Update for renamed tree
4087 loop passes. Add the new loop2 passes as subpasses of loop2.
4088 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
4089 Update for the renamed tree loop passes.
4091 2005-07-18 Ian Lance Taylor <ian@airs.com>
4094 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
4095 blocks when optimizing.
4097 2005-07-18 Steve Ellcey <sje@cup.hp.com>
4099 * common.opt (frename-registers): Initialize to 2.
4101 (fgcse-after-reload): Ditto.
4102 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
4103 (process_options): Only change flag_web, flag_rename_registers,
4104 and flag_rerun_cse_after_loop if not explicitly set by user.
4106 2005-07-18 Jan Beulich <jbeulich@novell.com>
4108 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
4109 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
4110 in 64-bit mode the same as DImode in 32-bit mode.
4111 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
4112 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
4113 mode. Add new mode parameter.
4114 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
4115 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
4116 x86_64_shift_adj): New expanders.
4117 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
4118 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
4120 Respective new splitters. Use renamed shift splitter helpers in 32-bit
4121 DImode shift splitters.
4122 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
4123 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
4126 2005-07-18 Jan Beulich <jbeulich@novell.com>
4128 * i386.md (movdi_extzv_1): New.
4129 (zero_extendhidi2): Combine alternatives and never force use of
4131 (zero_extendqidi2): Likewise. Don't restrict input selection.
4133 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
4135 Fix PR tree-optimization/22531
4136 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
4139 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
4141 * tree-promote-statics.c (pass_promote_statics): Change dump file
4144 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
4146 * tree-optimize.c (init_tree_optimization_passes): Add
4147 pass_eliminate_useless_stores pass.
4148 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
4149 * tree-ssa-pre.c (is_copy_stmt): New function.
4150 (follow_copies_till_vuse): Ditto.
4151 (do_eustores): Ditto.
4152 (gate_eustores): Ditto.
4154 2005-07-16 Richard Henderson <rth@redhat.com>
4156 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
4158 2005-07-16 Danny Berlin <dberlin@dberlin.org>
4159 Kenneth Zadeck <zadeck@naturalbridge.com>
4161 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
4162 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
4163 ipa-type-escape.h, tree-promote-statics.c
4164 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
4165 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
4166 tree-promote-statics.c: new files.
4167 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
4168 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
4169 int nonlocal_set_p, mark_constant_function): Deleted.
4170 (rest_of_handle_cfg): Removed call to mark_constant_function.
4171 (nonoverlapping_component_refs_p): Added calls to support
4172 type based aliasing.
4173 * tree-ssa-alias.c (may_alias_p,
4174 compute_flow_insensitive_aliasing): Ditto.
4175 * calls.c (flags_from_decl_or_type): Removed reference to
4177 * c-typeck.c (convert_arguments): Make builtins tolerant of having
4178 too many arguments. This is necessary for Spec 2000.
4179 * cgraph.h (const_function, pure_function): Removed.
4180 * common.opt: Added "fipa-pure-const", "fipa-reference",
4181 "fipa-type-escape", and "ftree-promote-static".
4183 * passes.c: Added ipa and tree-promote-statics passes.
4184 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
4185 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
4186 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
4187 * tree-flow.h: Added exposed sra calls and addition of
4188 reference_vars_info field for FUNCTION_DECLS.
4189 * tree-pass.h: Added passes.
4190 * tree-sra.c: (sra_init_cache): New function.
4191 (sra_insert_before, sra_insert_after) Made public.
4192 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
4194 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
4195 aliasing. (may_alias_p): Added code to use type escape analysis to
4197 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
4198 code to prune clobbers of static variables based on information
4199 produced in ipa-reference pass. Changed call clobbering so that
4200 statics are not marked as clobbered if the call does not clobber
4203 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
4205 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
4208 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
4210 * doc/install.texi (*-*-solaris2*): Document recommended version
4211 of GNU binutils and mention GNU linker problem on Solaris 10.
4213 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
4216 * c-decl.c (c_build_bitfield_integer_type): New function.
4217 (finish_struct): Call it.
4218 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
4220 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4222 * c-typeck.c (digest_init): Call 'convert_for_assignment'
4225 2005-07-16 Jan Hubicka <jh@suse.cz>
4227 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
4228 (scale_bbs_frequencies_int): Watch roundoff errors.
4229 * predict.c (return_prediction): Initialize return_stmt.
4231 2005-07-16 Jan Hubicka <jh@suse.cz>
4233 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
4234 after RTL profiling.
4236 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
4239 * fold-const.c (build_range_check): Convert high/low to etype
4240 if we are only comparing against exp.
4242 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
4244 Fix PR tree-optimization/22376
4245 * tree-ssa-structalias.c (build_constraint_graph): We really meant
4247 (need_to_solve): New function.
4248 (compute_points_to_sets): Use it.
4250 2005-07-15 Jan Hubicka <jh@suse.cz>
4252 * cfg.c (update_bb_profile_for_threading): More diagnostic.
4253 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
4255 2005-07-15 Richard Guenther <rguenther@suse.de>
4257 * c-common.c (handle_flatten_attribute): New function.
4258 Add flatten function attribute.
4259 * doc/extend.texi: Document flatten function attribute.
4260 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
4261 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
4263 (cgraph_decide_inlining): Handle functions with flatten
4266 2005-07-14 David Edelsohn <edelsohn@gnu.org>
4268 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
4269 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
4270 UNSPEC_XCHG, UNSPEC_AND): New.
4271 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
4272 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
4273 * config/rs6000/sync.md (FETCHOP): New code macro.
4274 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
4276 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
4277 (sync_compare_and_swap<mode>): Same.
4278 (sync_lock_test_and_set<mode>): Same.
4279 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
4280 for QImode and HImode, and not PPC405.
4281 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
4282 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
4283 (sync_<fetchop>{si,di}_internal): New.
4284 (sync_nand{si,di}_internal): New.
4285 (sync_old_<fetchop>{si,di}_internal): New.
4286 (sync_old_nand{si,di}_internal): New
4287 (sync_new_<fetchop>{si,di}_internal): New.
4288 (sync_new_nand{si,di}_internal): New.
4289 (atomic_and{si,di}): New.
4290 (sync_new_nand{si,di}_internal): New.
4291 (atomic_and{si,di}): New.
4292 (sync_add<mode>_internal): Delete.
4293 (sync_addshort_internal): Use unspec instead of unspec_volatile.
4294 (sync_sub<mode>_internal): Delte.
4295 (sync_subshort_internal): New.
4296 (sync_andsi_internal): Use unspec instead of unspec_volatile.
4297 (sync_anddi_internal): Delete.
4298 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
4299 (sync_booldi_internal): Delete.
4300 (sync_boolc<mode>_internal): Delete.
4301 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
4302 (sync_boolc<mode>_internal2): Delete.
4303 (sync_boolcc<mode>_internal): Delete.
4304 (isync, lwsync): Use unspec instead of unspec_volatile.
4305 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
4306 Revert UNSPEC_VOLATILE.
4307 (rs6000_split_atomic_op): New.
4308 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
4310 2005-07-14 Eric Christopher <echristo@redhat.com>
4312 * config/mips/mips.c (mips_canonicalize_comparison): Cast
4313 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
4315 2005-07-14 Eric Christopher <echristo@redhat.com>
4317 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
4319 2005-07-14 Steven Bosscher <stevenb@suse.de>
4321 PR tree-optimization/22230
4322 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
4323 the computation of the four cross productions for "range op range".
4325 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
4326 Ulrich Weigand <uweigand@de.ibm.com>
4329 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
4332 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
4334 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
4336 2005-07-14 Steve Ellcey <sje@cup.hp.com>
4338 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
4340 2005-07-14 Richard Guenther <rguenther@suse.de>
4343 * config/i386/i386-protos.h (ix86_function_value): Change
4344 prototype to match new target hook.
4345 * config/i386/i386.c (ix86_value_regno): Change prototype
4346 to take extra type argument.
4347 (TARGET_FUNCTION_VALUE): Define.
4348 (ix86_function_ok_for_sibcall): Pass extra argument to
4349 ix86_value_regno, check return slot rtx for exact match.
4350 (ix86_function_value): Take extra parameter. Dispatch to
4351 ix86_value_regno with fndecl/fntype as provided.
4352 (ix86_value_regno): Handle extra type argument.
4353 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
4355 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
4356 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
4357 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
4358 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
4359 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
4361 2005-07-14 Richard Guenther <rguenther@suse.de>
4363 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
4364 * calls.c (expand_call): Pass fntype to hard_function_value.
4365 (emit_library_call_value_1): Likewise.
4366 * explow.c: Include target.h.
4367 (hard_function_value): Take extra argument, the fntype.
4368 Use new target hook for function_value.
4369 * expr.h (hard_function_value): Change prototype.
4370 * function.c (aggregate_value_p): Pass 0 as fntype to
4371 hard_function_value.
4372 (assign_parms): Use new target hook for function_value.
4373 Pass 0 as fntype to hard_function_value.
4374 (expand_function_end): Likewise.
4375 * reg-stack.c: Include target.h.
4376 (stack_result): Use new target hook for function_value.
4377 * target-def.h: New target hook function_value.
4378 * target.h: Likewise.
4379 * targhooks.c (default_function_value): New function.
4380 * targhooks.h (default_function_value): Declare.
4382 2005-07-13 Ian Lance Taylor <ian@airs.com>
4384 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
4386 2005-07-14 Jan Hubicka <jh@suse.cz>
4388 * tree-dfa.c (dump_variable): Use default_def function.
4389 * tree-ssa-alias.c (dump_points_to_info): Likewise.
4390 * tree-ssa.c (verify_use): Likewise.
4391 * tree-ssanames.c (release_ssa_name): Likewise.
4392 * tree-tailcall.c (eliminate_tail_call): Likewise.
4393 (tree_optimize_tail_calls_1): Likewise.
4394 * tree-vrp.c (get_value_range): Likewise.
4396 2005-07-14 Ben Elliston <bje@au.ibm.com>
4398 * gcc.c (main): Compare language[0] with '*' when iterating over
4401 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
4403 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
4404 "s390_emit_compare". Add handling of CCZ1mode.
4405 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
4406 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
4408 (s390_branch_condition_mask): Add CCZ1mode handling.
4409 * config/s390/s390.md: ("seq", "*seq"): New pattern.
4410 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
4411 Use CCZ1mode instead of CCZmode.
4412 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
4414 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
4416 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
4418 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
4420 2005-07-13 Eric Christopher <echristo@redhat.com>
4422 * config/mips/mips.c (mips_canonicalize_comparison): New.
4423 (mips_emit_int_relational): Use.
4425 2005-07-13 Eric Christopher <echristo@redhat.com>
4427 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
4429 * config/s390/s390.md: Include tpf.md. Move tpf specific
4431 * config/s390/tpf.md: To here.
4432 * config/s390/s390.opt: Move tpf specific options...
4433 * config/s390/tpf.opt: to here. Add mmain option.
4434 * config/s390/tpf-unwind.h: Remove unnecessary defines.
4435 * config/s390/tpf.h: Rewrite.
4437 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
4439 * doc/tm.texi: Remove @xref{Cross-profiling}.
4441 2005-07-13 Jeff Law <law@redhat.com>
4443 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
4444 expressions, test their _DECL operands for pointer equality rather
4445 than using operand_equal_p.
4447 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
4449 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
4450 (TARGET_POSIX_IO): This.
4451 * config/darwin.h: Likewise.
4452 * config/freebsd.h: Likewise.
4453 * config/linux.h: Likewise.
4454 * config/lynx.h: Likewise.
4455 * config/netbsd.h: Likewise.
4456 * config/rs6000/linux64.h: Likewise.
4457 * config/rs6000/linux.h: Likewise.
4458 * config/s390/tpf.h: Likewise.
4459 * config/sh/embed-elf.h: Likewise.
4460 * config/sparc/linux64.h: Likewise.
4461 * config/sparc/linux.h: Likewise.
4462 * config/svr4.h: Likewise.
4463 * gcov-io.h: Likewise.
4465 * doc/tm.texi: Updated.
4467 * libgcov.c (create_file_directory): Defined only if
4468 TARGET_POSIX_IO is defined.
4469 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
4472 2005-07-13 Jan Hubicka <jh@suse.cz>
4474 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
4476 2005-07-13 David Edelsohn <edelsohn@gnu.org>
4478 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
4479 structure as argument.
4481 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
4483 PR tree-optimization/21921
4484 * tree-iterator.c (tsi_link_before): Support the case when
4485 tsi_end_p (tsi) == true.
4487 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4489 PR tree-optimization/22442
4490 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
4493 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4495 PR rtl-optimization/20376
4496 * toplev.c (process_options): Enable -fweb and -frename-registers when
4498 * doc/invoke.texi: Update the information about when -fweb and
4499 -frename-registers are enabled.
4501 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
4504 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
4505 if *rhs_p is not a SSA_NAME.
4507 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
4509 Fix PR tree-optimization/22422
4510 * tree-ssa-structalias.c (struct variable_info): Add flag for
4512 (get_varinfo): Now a static function.
4513 (new_varinfo): init has_union and is_special_var to false.
4514 (solution_set_add): Check has_union.
4515 (do_da_constraint): Move temporary variable so it gets reset
4517 Also check for special variable.
4518 (do_ds_constraint): Ditto.
4519 (do_sd_constraint): Ditto.
4520 (do_structure_copy): Check for special variable.
4521 (find_func_aliases): Ditto.
4522 (init_base_vars): Set special vars properly.
4524 2005-07-13 Jan Hubicka <jh@suse.cz>
4526 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
4529 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
4530 (get_expr_operands): Fix thinko wrt flags and subvars.
4532 PR tree-optimize/22379
4533 * tree-inline.c (expand_call_inline): Do not output sorry in early
4536 2005-07-12 Dale Johannesen <dalej@apple.com>
4538 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
4540 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
4543 * host-linux.h: Include limits.h.
4545 2005-07-12 Dale Johannesen <dalej@apple.com>
4547 * expr.c (compress_float_constant): Add cost check.
4548 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
4550 2005-07-12 Dale Johannesen <dalej@apple.com>
4552 * gcc.target/i386/compress-float-sse.c: New.
4553 * gcc.target/i386/compress-float-sse-pic.c: New.
4554 * gcc.target/i386/compress-float-387.c: New.
4555 * gcc.target/i386/compress-float-387-pic.c: New.
4556 * gcc.dg/compress-float-ppc.c: New.
4557 * gcc.dg/compress-float-ppc-pic.c: New.
4559 2005-07-12 Eric Christopher <echristo@redhat.com>
4561 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
4563 * config/s390/s390.md: Include tpf.md. Move tpf specific
4565 * config/s390/tpf.md: To here.
4566 * config/s390/s390.opt: Move tpf specific options...
4567 * config/s390/tpf.opt: to here. Add mmain option.
4568 * config/s390/tpf-unwind.h: Remove unnecessary defines.
4569 * config/s390/tpf.h: Rewrite.
4571 2005-07-12 Eric Christopher <echristo@redhat.com>
4573 * gcc.c (struct infile): Update comment for language.
4574 (main): Rewrite input file resetting code.
4576 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
4579 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
4580 requiring a cast in a non RHS of modify_expr. Add a cast when required.
4581 (lookup_avail_expr): Use constant_boolean_node instead
4582 of boolean_false_node/boolean_true_node.
4584 2005-07-12 Ben Elliston <bje@au.ibm.com>
4586 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
4587 and use it when printing num_edges.
4589 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
4591 * doc/extend.texi (Blackfin Built-in Functions): New section.
4592 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
4595 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
4597 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
4598 s/cmpstrsi/cmpstrnsi
4599 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
4601 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
4602 (init_optabs): Initialize cmpstrn_optab.
4603 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
4604 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
4605 * expr.c: (enum insn_code cmpstrn_optab): Declare.
4606 * config/i386/i386.md: s/cmpstr/cmpstrn
4607 * config/c4x/c4x.md: s/cmpstr/cmpstrn
4608 * doc/md.texi: Update documentation.
4610 2005-07-11 Richard Henderson <rth@redhat.com>
4612 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
4613 build_va_arg_indirect_ref.
4614 (alpha_gimplify_va_arg): Likewise.
4615 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
4616 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
4617 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
4618 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
4619 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
4620 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
4622 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
4624 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4626 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
4627 * passes.c (init_optimization_passes): Add pass_empty_loop.
4628 * tree-pass.h (pass_empty_loop): Declare.
4629 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
4630 try_remove_empty_loop, remove_empty_loops): New functions.
4631 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
4632 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
4634 2005-07-12 Peter Barada <peter@the-baradas.com>
4638 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
4639 in address registers.
4640 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
4641 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
4642 alternative of addsi3_5200.
4644 2005-07-11 Ian Lance Taylor <ian@airs.com>
4646 * config/mips/mips.md (ffs<mode>2): Remove.
4648 2005-07-11 Ian Lance Taylor <ian@airs.com>
4650 * doc/tree-ssa.texi (Cleanups): Improve description of
4652 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
4654 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
4656 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
4657 * tree.h (DECL_ARGUMENT_FLD): New macro.
4659 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
4661 Fix PR tree-optimization/22404
4663 * tree-ssa-structalias.c (create_variable_info_for): Use
4666 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
4668 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
4669 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
4670 for second comparison operand.
4671 * config/bfin/predicates.md (reg_or_const_int_operand): New.
4673 * config/bfin/bfin.md (define_attr "type"): Add "sync".
4674 (define_insn_reservation "alu"): Likewise.
4675 (csync, ssync): Now of type sync.
4676 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
4677 -mcsync-anomaly -mspecld-anomaly.
4678 * config/bfin/bfin.opt (mcsync): Remove.
4679 (mcsync-anomaly, mspecld-anomaly): Add.
4680 * config/bfin/bfin.c: Include "insn-codes.h".
4681 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
4682 (TARGET_DEFAULT_TARGET_FLAGS): New.
4683 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
4685 2005-07-11 Steven Bosscher <stevenb@suse.de>
4687 * basic-block.h: Give the BB flags enum a name, bb_flags.
4688 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
4689 * cfgcleanup.c (enum bb_flags): Remove here.
4690 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
4691 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
4692 (update_forwarder_flag): Likewise.
4693 (thread_jump): Likewise.
4694 (try_forward_edges): Likewise.
4695 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
4696 forwarder flags. Don't clear bb->aux for all basic blocks. Only
4697 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
4699 2005-07-11 Richard Guenther <rguenther@suse.de>
4701 * config/i386/i386.opt: New target option -msseregparm.
4702 * config/i386/i386.c (override_options): Error out for
4703 -msseregparm but no SSE support.
4704 (ix86_function_sseregparm): Check for global sseregparm.
4705 * doc/invoke.texi: Document -msseregparm.
4707 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4709 * config.gcc (m32r-*-linux*): Use the default extra_parts.
4710 (m32rle-*-linux*): Ditto.
4712 2005-07-11 Jakub Jelinek <jakub@redhat.com>
4714 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
4715 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
4718 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4722 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
4723 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
4725 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
4727 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
4728 (varmap): Heapify varmap.
4729 (constraints): Heapify constraints.
4730 (struct constraint_graph): Heapify succs and preds.
4731 (constraint_vec_find): Update for heapification.
4732 (constraint_set_union): Ditto.
4733 (insert_into_complex): Ditto.
4734 (constraint_edge_vec_find): Ditto.
4735 (erase_graph_self_edge): Ditto.
4736 (add_graph_edge): Ditto.
4737 (get_graph_weights): Ditto.
4738 (merge_graph_nodes): Ditto.
4739 (build_constraint_graph): Ditto.
4740 (topo_visit): Ditto.
4741 (solve_graph): Ditto.
4742 (create_variable_info_for): Ditto.
4743 (init_base_vars): Ditto.
4744 (delete_points_to_sets): Free graph, varmap, and complex constraints.
4745 (condese_varmap_nodes): Free complex vector.
4746 (clear_edges_for_node): Clear succs and preds vector.
4748 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
4750 * tree-ssa-structalias.c (update_alias_info): Change counting of
4751 references to not include vdefs.
4753 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
4755 * tree-ssa-alias.c (free_used_part_map): Add missing free.
4758 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4760 * pa.c (pa_commutative_p): Make PLUS commutative when
4761 TARGET_NO_SPACE_REGS is true.
4763 2005-07-09 Diego Novillo <dnovillo@redhat.com>
4765 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
4766 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
4767 * tree-dfa.c (dump_subvars_for): New.
4768 (debug_subvars_for): New.
4769 (dump_variable): Show subvariables if VAR has them.
4770 * tree-flow-inline.h (get_subvar_at): New.
4771 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
4772 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
4774 (struct subvar): Change fields offset and size to unsigned
4776 (dump_subvars_for): Declare.
4777 (debug_subvars_for): Declare.
4778 (get_subvar_at): Declare.
4779 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
4780 to unsigned HOST_WIDE_INT *.
4781 (overlap_subvar): Likewise.
4782 * tree-gimple.c (is_gimple_reg): Always return false for
4783 SFTs and memory tags.
4784 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
4786 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
4787 (compute_may_aliases): Call compute_points_to_sets.
4788 (collect_points_to_info_for): Remove.
4789 (compute_points_to_and_addr_escape): Remove.
4790 (delete_alias_info): Call delete_points_to_sets.
4791 (compute_flow_sensitive_aliasing): If the call to
4792 find_what_p_points_to returns false, call set_pt_anything.
4793 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
4794 (set_pt_anything): Clear pi->pt_vars.
4795 (set_pt_malloc): Remove.
4796 (merge_pointed_to_info): Remove.
4797 (add_pointed_to_expr): Remove.
4798 (add_pointed_to_var): Remove.
4799 (collect_points_to_info_r): Remove.
4800 (is_escape_site): Make extern.
4802 (create_overlap_variables_for): Call it.
4803 * tree-ssa-copy.c (merge_alias_info): Never merge
4804 flow-sensitive alias information.
4805 * tree-ssa-operands.c (get_expr_operands): Adjust variables
4806 offset and size to be unsigned HOST_WIDE_INT.
4807 (add_to_addressable_set): Rename from note_addressable.
4808 Set TREE_ADDRESSABLE as the variables are added to the set.
4810 (add_stmt_operand): Do not try to micro-optimize unmodifiable
4811 operands into VUSEs when adding V_MAY_DEFs for members in an
4813 * tree-ssa-operands.h (add_to_addressable_set): Declare.
4814 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
4815 (struct variable_info): Add bitfield is_heap_var.
4816 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
4817 (new_var_info): Initialize is_heap_var.
4818 (get_constraint_for): Add HEAP variables to the symbol table.
4819 Mark them with is_heap_var.
4820 (update_alias_info): New. Taken mostly from the old
4821 compute_points_to_and_addr_escape.
4822 (handle_ptr_arith): New.
4823 (find_func_aliases): Call update_alias_info.
4824 Call handle_ptr_info for tcc_binary expressions.
4825 Call mark_stmt_modified.
4826 (create_variable_info_for): If DECL has subvars, do not create
4827 variables for its subvars. Always add all the fields.
4828 (set_uids_in_ptset): If the solution includes ANYOFFSET and
4829 SFTs, then add all the SFTs of the structure.
4830 If VI->DECL is an aggregate with subvariables, add the SFT at
4832 (find_what_p_points_to): If VI is an artificial variable,
4833 translate to bitfields in SSA_NAME_PTR_INFO.
4834 If the solution is empty, set pi->pt_vars to NULL
4835 (init_base_vars): Create ANYOFFSET.
4836 (compute_points_to_sets): Rename from create_alias_vars.
4838 (pass_build_pta): Remove.
4839 (delete_points_to_sets): Rename from delete_alias_vars.
4840 (pass_del_pta): Remove.
4841 * tree-ssa-structalias.h (struct alias_info): Move from
4843 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
4844 NUM_REFERENCES_SET): Likewise.
4845 (compute_points_to_sets, delete_points_to_sets): Declare.
4847 2005-07-09 Richard Henderson <rth@redhat.com>
4849 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
4850 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
4851 alpha_split_lock_test_and_set_12): New functions.
4852 * config/alpha/alpha-protos.h: Update.
4853 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
4854 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
4855 * config/alpha/sync.md (I12MODE): New.
4856 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
4857 (sync_<fetchop_name><I48MODE>): Likewise.
4858 (sync_nand<I48MODE>): Likewise.
4859 (sync_old_<fetchop_name><I48MODE>): Likewise.
4860 (sync_new_<fetchop_name><I48MODE>): Likewise.
4861 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
4862 (sync_compare_and_swap<I48MODE>): Likewise.
4863 (sync_lock_test_and_set<I48MODE>): Likewise.
4864 (sync_compare_and_swap<I12MODE>): New.
4865 (sync_compare_and_swap<I12MODE>_1): New.
4866 (sync_lock_test_and_set<I12MODE>): New.
4867 (sync_lock_test_and_set<I12MODE>_1): New.
4869 2005-07-09 Diego Novillo <dnovillo@redhat.com>
4873 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
4875 2005-07-09 Jakub Jelinek <jakub@redhat.com>
4877 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
4878 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
4880 2005-07-09 Richard SAndiford <richard@codesourcery.com>
4883 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
4885 2005-07-08 David Edelsohn <edelsohn@gnu.org>
4887 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
4888 memory_operand constraint.
4889 (store_conditional_<mode>): Same.
4890 (sync_compare_and_swap<mode>): Same.
4891 (sync_lock_test_and_set<mode>): Same.
4893 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
4895 Rewrite PIC support to more closely model actual instructions.
4896 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
4897 (cris_symbol): Remove prototypes for removed functions.
4898 (cris_pic_symbol_type_of, cris_valid_pic_const)
4899 (cris_expand_pic_call_address): Prototypes for new functions.
4900 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
4902 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
4904 <case ':'>: Add case for new punctuation character.
4905 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
4906 emitting (extra) PIC modifier.
4907 <case UNSPEC>: Do not assert for PLT.
4908 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
4909 (cris_expand_prologue, cris_expand_epilogue): Check
4910 for pic_offset_table_rtx usage instead of taking
4911 current_function_uses_pic_offset_table as the final word.
4912 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
4913 Remove flag_pic difference.
4914 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
4915 the moral equivalents of...
4916 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
4918 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
4919 (cris_handle_option): Mark ARG as unused.
4920 (cris_expand_pic_call_address): New worker function for "call",
4922 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
4923 output PIC constructs here.
4924 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
4925 as symbol-specific modifers, not whole or part of operands.
4926 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
4927 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
4928 constants and flag_pic.
4929 (CONSTANT_INDEX_P): Adjust for new functions.
4930 (enum cris_pic_symbol_type): New helper type.
4931 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
4932 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
4933 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
4935 ("movsi"): Emit actual instructions for GOT and relative access.
4936 ("*movsi_got_load"): New pattern to set up the register holding
4938 ("*movsi_internal"): Operand 1 is not a plain general_operand.
4939 Adjust FIXME for 'S'.
4940 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
4941 Use "movs" for -fpic cases.
4942 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
4943 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
4944 ("call", "call_value"): Just call cris_expand_pic_call_address for
4946 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
4947 Remove special pattern.
4948 ("*expanded_call_side", "*expanded_call_value_side"): New
4950 (gotplt-to-plt, gotplt-to-plt-side-call)
4951 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
4953 * config/cris/cris/predicates.md
4954 ("cris_general_operand_or_gotless_symbol"): Remove unused
4956 ("cris_general_operand_or_symbol"): Adjust for new functions.
4958 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
4960 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
4962 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
4964 * Makefile.in (TREE_H): Add treestruct.def.
4965 (c-decl.o): Add pointer-set.h
4966 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
4967 visibility on regular DECL's.
4968 (merge_decls): Fix the copying of decl nodes of various types for
4969 the new structures. Don't update RTL, section name, weak status,
4970 etc, on DECL's without RTL.
4971 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
4972 Don't check volatile on non-variable types.
4973 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
4974 to check whether we have seen arguments.
4975 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
4976 flag is checked before field (flag is common, field is not).
4977 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
4978 TS_DECL_COMMON could have an origin.
4979 (add_location_or_const_value_attribute): Don't check section name
4980 on non-var/function decls.
4981 (dwarf2out_var_location): Reverse order of tests.
4982 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
4983 with DECL_WRTL_CHECK.
4984 * expmed.c (make_tree): rtl is now in decl_with_rtl.
4985 * fold-const.c (fold_binary): Don't check weakness on
4986 non-var/function decls.
4987 (tree_expr_nonzero_p): Ditto.
4988 (fold_checksum_tree): Use tree_decl_extra as sizeof
4990 * ggc-page.c (extra_order_size_table): Add sizes for
4991 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
4993 * gimplify.c (gimplify_bind_expr): Only set
4994 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
4995 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
4997 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
4998 * langhooks.h (init_ts). New langhook.
4999 * passes.c (rest_of_decl_compilation): Reverse order of tests.
5000 * print-tree.c (print_node): Update to only print fields that
5001 exist in the structures the passed decl has.
5002 * toplev.c (wrapup_global_declarations): Don't reset
5003 DECL_DEFER_OUTPUT on DECL's that don't contain it.
5004 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
5005 * tree-inline.c (remap_decl): Ditto.
5006 * tree-outof-ssa.c (create_temp): Reverse order of tests.
5007 * tree-pretty-print.c (print_declaration): Don't print
5008 DECL_REGISTER on things that don't contain it.
5009 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
5010 non-var/function decls.
5011 * tree.c (tree_contains_struct): New structure.
5012 (init_priority_for_decl): New hashtable.
5013 (tree_int_map): New structure.
5014 (tree_int_map_eq): New function.
5015 (tree_int_map_marked_p): Ditto.
5016 (tree_int_map_hash): Ditto.
5017 (tree_map): Move to tree.h.
5018 (tree_map_eq): Externalize.
5019 (tree_map_hash): Ditto.
5020 (tree_map_marked_p): Ditto.
5021 (init_ttree): Set up tree_contains_struct and call langhook.
5022 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
5023 (tree_code_size): Update for new structures.
5024 (tree_node_structure): Update for new structures.
5025 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
5027 (copy_node_stat): Copy init priority.
5028 (build_decl_stat): Ditto for visibility.
5029 (ts_enum_names): New.
5030 (tree_contains_struct_check_failed): New function.
5031 (decl_init_priority_lookup): Ditto.
5032 (decl_init_priority_insert): Ditto.
5033 * treestruct.def: New file.
5034 * tree.h (CODE_CONTAINS_STRUCT): New macro.
5035 (CONTAINS_STRUCT_CHECK): Ditto.
5036 (tree_contains_struct_check_failed): New prototype.
5037 (DECL_CHECK): Removed.
5038 (DECL_MINIMAL_CHECK): New.
5039 (DECL_COMMON_CHECK): Ditto.
5040 (DECL_WRTL_CHECK): Ditto.
5041 (DECL_NON_COMMON_CHECK): Ditto.
5042 (DECL_WITH_VIS_CHECK): Ditto.
5043 (VAR_OR_FUNCTION_DECL_P): Ditto
5044 (struct tree_decl_minimal): New structure.
5045 (struct tree_decl_common): Ditto.
5046 (struct tree_decl_with_rtl): Ditto.
5047 (struct tree_decl_with_vis): Ditto.
5048 (struct tree_decl_non_common): Ditto.
5049 (struct tree_field_decl): Ditto.
5050 (struct tree_parm_decl): Ditto.
5051 (struct tree_var_decl): Ditto.
5052 (struct tree_function_decl): Ditto.
5053 (struct tree_const_decl): Ditto.
5054 (struct tree_result_decl): Ditto.
5055 (union tree_node): Add new structures.
5056 * var-tracking.c (track_expr_p): Reverse order of tests.
5058 * doc/c-tree.texi: Add documentation on DECL node internal structure.
5060 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
5062 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
5063 * system.h: Poison FINALIZE_PIC.
5064 * doc/tm.texi (FINALIZE_PIC): Remove.
5066 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5069 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
5070 to the correct type if we have a MODIFY_EXPR.
5072 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
5074 PR tree-optimization/22360
5075 * tree.c (upper_bound_in_type): Fix calculations for casting
5076 to a non-wider signed type and casting a signed value to a
5077 wider unsigned type.
5078 (lower_bound_in_type): Fix calculations for casting to a
5079 non-wider signed type.
5081 PR tree-optimization/20139
5082 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
5084 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
5085 fold_cond_expr_cond.
5086 * tree-ssanames.c (release_defs): Assert in_ssa_p.
5087 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
5089 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5092 * tree-complex.c (expand_complex_libcall): Produce
5093 REALPART_EXPR/IMAGPART_EXPR with the correct type.
5095 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
5097 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
5098 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
5099 b" assert and inserted fastpath code for this case.
5100 (bitmap_ior): Removed "a != b" assert.
5102 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5104 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
5105 (ENDFILE_SPEC): Likewise.
5106 * config/m32r/m32r.h (ASM_SPEC): Likewise.
5108 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
5109 a large stack frame at epilogue.
5111 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
5113 * final.c: Include sdbout.h when required.
5115 2005-07-07 Geoffrey Keating <geoffk@apple.com>
5117 * config.gcc (*-*-darwin*): Only one target-specific header file
5119 (powerpc-*-darwin*): Add version-specific header files.
5120 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
5121 * config.in: Regenerate.
5122 * configure: Regenerate.
5123 * gcc.c: Include xregex.h.
5124 (version_compare_spec_function): New.
5125 (spec_function): Add version-compare.
5126 (replace_outfile_spec_function): Reformat comment.
5127 (compare_version_strings): New.
5128 * config/darwin-c.c (version_as_macro): New.
5129 (builtin_define): New.
5130 (darwin_cpp_builtins): New.
5131 * config/darwin-protos.h (darwin_cpp_builtins): New.
5132 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
5133 (LIB_SPEC): Make unconditional, update comment.
5134 (TARGET_C99_FUNCTIONS): Define.
5135 * config/darwin.opt: Sort.
5136 (mmacosx-version-min=): New.
5137 * config/darwin7.h: Delete.
5138 * config/darwin8.h: Delete.
5139 * config/i386/darwin.h (): Call darwin_cpp_builtins.
5140 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
5141 (TARGET_C99_FUNCTIONS): Define.
5142 * config/rs6000/darwin7.h: New.
5143 * config/rs6000/darwin8.h: New.
5144 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
5145 (-mmacosx-version-min): Document.
5147 2005-07-07 Ian Lance Taylor <ian@airs.com>
5149 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
5151 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
5154 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
5156 2005-07-07 Khem Raj <kraj@mvista.com>
5158 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
5159 in bytes, not words.
5161 2005-07-07 Paul Brook <paul@codesourcery.com>
5163 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
5164 DEFAULT_FUNCTION_ARG_PADDING to upward.
5166 2005-07-07 Richard Henderson <rth@redhat.com>
5168 * function.c (locate_and_pad_parm): Record parameter alignment in
5169 stack_alignment_needed.
5171 2005-07-07 David Edelsohn <edelsohn@gnu.org>
5173 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
5174 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
5175 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
5176 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
5177 (define_attr "type"): Add isync, sync, load_l, store_c.
5178 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
5179 Create scratch volatile MEM.
5180 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
5182 (load_locked_<mode>): New.
5183 (store_conditional_<mode>): New.
5184 (sync_compare_and_swap<mode>): Replace with splitter.
5185 (sync_lock_test_and_set<mode>): Replace with splitter.
5186 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
5188 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
5189 is ics. Attribute isync.
5190 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
5192 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
5193 and UNSPECV_SYNC_OP.
5194 (emit_unlikely_jump): New.
5195 (emit_load_locked): New.
5196 (emit_store_conditional): New.
5197 (rs6000_split_compare_and_swap): New.
5198 (rs6000_split_lock_test_and_set): New.
5199 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
5200 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
5201 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
5202 rs6000_split_lock_test_and_set): Declare.
5203 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
5204 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
5205 store_c, isync, sync.
5207 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
5209 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
5210 filenames to gtyp-gen.h.
5211 (s-typ-gen): Use it in place of for loops.
5213 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
5215 * hooks.c (hook_bool_rtx_int_false): New function.
5216 * hooks.h (hook_bool_rtx_int_false): Declare.
5217 * target-def.h (TARGET_COMMUTATIVE_P): Define.
5218 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
5219 * target.h (struct gcc_target): Add commutative_p member.
5220 * targhooks.c (hook_bool_rtx_commutative_p): New function.
5221 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
5222 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
5223 (pa_commutative_p): New function.
5224 * jump.c (target.h): Include.
5225 (rtx_renumbered_equal_p): Use targetm.commutative_p.
5226 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
5228 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
5230 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
5231 (s390_expand_setmem): New.
5232 * config/s390/s390.c: Likewise.
5233 (print_shift_count_operand): Truncate to 12 bits instead of 6.
5235 * config/s390/s390.md: ("setmem<mode>"): Accept character as
5236 general_operand. Call new function "s390_expand_setmem".
5237 ("clrmem_long", "*clrmem_long"): Rewrite to ...
5238 ("setmem_long", "*setmem_long"): ... this.
5240 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
5242 * config/s390/s390.c: (optimization_options): Enable
5243 TARGET_MVCLE at -Os.
5244 * doc/invoke.texi: Document changes in default behaviour.
5245 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
5247 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
5249 * expr.c: (set_storage_via_setmem): Convert opchar to mode
5250 defined by back-end.
5252 2005-07-07 Jakub Jelinek <jakub@redhat.com>
5254 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
5255 all sets in the pattern.
5256 * config/rs6000/rs6000.md (stack_protect_testsi,
5257 stack_protect_testdi): Likewise.
5259 2005-07-06 Jeff Law <law@redhat.com>
5261 * tree-vrp.c (simplify_using_ranges): Kill.
5262 (vrp_finalize): Remove call to simplify_using_ranges.
5263 (simplify_stmt_using_ranges): New function extracted from
5264 simplify_using_ranges.
5265 (simplify_div_or_mod_using_ranges): Likewise.
5266 (simplify_abs_using_ranges): Likewise.
5267 (simplify_cond_using_ranges): New function.
5268 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
5269 * tree-ssa-propagate.c (substitute_and_fold): Call
5270 simplify_stmt_using_ranges if we have range information.
5272 2005-07-06 James E. Wilson <wilson@specifixinc.com>
5274 * config/ia64/ia64.c (ia64_reorg): Check optimize before
5275 ia64_flag_schedule_isns2.
5277 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
5278 reading/writing general registers.
5279 (ia64_function_arg): Revert 2005-06-18 change.
5281 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
5283 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
5284 (legitimize_tls_address): Use gcc_unreachable instead of abort.
5286 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
5288 * function.c (expand_function_end): Revert part of 2005-06-27
5289 patch. Do sjlj_emit_function_exit_after after return_label.
5291 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
5293 * doc/install.texi (--disable-libssp): New.
5295 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
5297 * doc/invoke.texi: Update -fforce-mem documentation.
5298 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
5299 code for -fforce-mem.
5300 * expmed.c: (store_bit_field,store_fixed_bit_field,
5301 extract_bit_field): Ditto.
5302 * expr.c: (convert_move): Ditto.
5303 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
5304 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
5305 emit_conditional_add,expand_float,expand_fix): Ditto.
5306 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
5307 (common_handle_option): Issue warning when -fforce-mem specified.
5309 2005-07-06 Paul Brook <paul@codesourcery.com>
5311 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
5313 * configure: Regenerate.
5315 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
5317 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
5319 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
5321 Fix PR tree-optimization/22319
5322 Fix PR tree-optimization/22140
5323 Fix PR tree-optimization/22310
5325 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
5326 variable sized types.
5327 Use correct type for intermediate structure on *a = *b structure
5330 2005-07-06 Jakub Jelinek <jakub@redhat.com>
5332 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
5334 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
5335 (machine_function): Move typedef to...
5336 * config/rs6000/rs6000.c (machine_function): ... here. Add
5337 varargs_save_offset field.
5338 (rs6000_stack_t): Remove varargs_size field.
5339 (setup_incoming_varargs): Allocate varargs save area using
5340 assign_stack_local, try to make it as small as possible.
5341 Save offset from virtual_stack_vars_rtx to the save area
5342 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
5343 instead of magic 8 when fp word byte size is used.
5344 (rs6000_va_start): Use cfun->machine->varargs_save_offset
5345 instead of -RS6000_VARARGS_SIZE.
5346 (rs6000_stack_info, debug_stack_info,
5347 rs6000_initial_elimination_offset): Remove all traces of
5349 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
5350 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
5351 RS6000_VARARGS_AREA.
5353 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
5355 PR tree-optimization/21963
5356 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
5357 constant_multiple_of in the same way get_computation_cost_at does.
5359 2005-07-06 Jakub Jelinek <jakub@redhat.com>
5361 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
5362 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
5363 (gen_compare_reg): If sparc_compare_emitted is set, clear it
5364 and return its previous value.
5365 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
5366 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
5368 (stack_protect_set, stack_protect_test): New expanders.
5369 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
5370 stack_protect_testdi): New insns.
5371 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
5372 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
5374 2005-07-06 Jeff Law <law@redhat.com>
5376 * tree-ssa-dce.c (cfg_altered): New global.
5377 (tree_dce_init): Initialize cfg_altered.
5378 (remove_dead_stmt): If we remove an edge in the CFG, then set
5380 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
5383 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
5385 * Makefile.in (stamp-collect-ld): Use
5386 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
5387 ./collect-ld if it already exists.
5388 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
5389 Don't remove ./nm if it already exists.
5391 2005-07-05 Devang Patel <dpatel@apple.com>
5393 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
5394 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
5395 * tree-vectorizer.c (vect_loop_location): New.
5396 (vect_print_dump_info): Use vect_loop_location.
5397 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
5398 (vectorize_loops): Set vect_loop_location.
5399 * tree-vect-analyze.c (vect_analyze_offset_expr,
5400 vect_determin_vectorization_factor, vect_analyze_operations,
5401 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
5402 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
5403 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
5404 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
5405 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
5406 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
5407 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
5408 vect_analyze_loop): Adjust vect_print_dump_info API.
5409 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
5410 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
5411 vect_finish_stmt_generation, vectorizable_assignment,
5412 vectorizable_operation, vectorizable_store, vectorizable_load,
5413 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
5414 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
5415 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
5416 vect_transform_loop): Same.
5417 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
5418 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
5421 2005-07-05 Randolph Chung <tausq@debian.org>
5423 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
5424 * configure: Regenerate.
5425 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
5426 (pa_tls_referenced_p): Declare.
5427 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
5428 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
5429 (legitimize_tls_address): New.
5430 (hppa_legitimize_address): Handle TLS addresses.
5431 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
5432 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
5433 (emit_move_sequence): Handle TLS addresses.
5434 (pa_encode_section_info): Call default handler to handle common
5436 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
5437 (CONSTANT_ADDRESS_P): Reject TLS operands.
5438 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
5439 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
5440 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
5441 (UNSPEC_TLSLE): Define new constants.
5442 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
5443 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
5444 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
5445 (tie_symbolic_operand, tle_symbolic_operand): New
5447 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
5449 * aclocal.m4: Update macros for autoconf 2.59 style.
5450 * configure.ac: Likewise.
5452 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5454 * pa.c (function_value): Handle small aggregates on 32-bit targets.
5455 (function_arg): Pass small aggregates in general registers on 32-bit
5457 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
5459 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
5461 * Makefile.in (final.o): Fix dependencies.
5463 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
5467 * langhooks.h (struct lang_hooks): Add expr_to_decl.
5468 * langhooks.c (lhd_expr_to_decl): New.
5469 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
5471 (LANG_HOOKS_INITIALIZER): Update.
5472 * tree.c (recompute_tree_invarant_for_addr_expr): Call
5473 expr_to_decl langhook.
5474 * c-tree.h (c_expr_to_decl): Declare.
5475 * c-typeck.c (c_expr_to_decl): New.
5476 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
5478 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
5480 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
5483 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
5484 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
5486 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
5488 * Makefile.in: Adjust dependencies.
5489 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
5490 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
5491 * alias.c (rest_of_handle_cfg, pass_cfg): New.
5492 * bb-reorder.c (duplicate_computed_gotos): Make it static.
5493 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
5494 rest_of_compilation.
5496 * bb-reorder.c (gate_duplicate_computed_gotos,
5497 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
5498 rest_of_handle_reorder_blocks, pass_reorder_blocks,
5499 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
5500 pass_partition_blocks): New.
5501 * bt-load.c (gate_handle_branch_target_load_optimize,
5502 rest_of_handle_branch_target_load_optimize,
5503 pass_branch_target_load_optimize): New.
5504 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
5506 * cfglayout.c (pass_insn_locators_initialize): New.
5507 * cfgrtl.c (pass_free_cfg): New.
5508 * combine.c (gate_handle_combine, rest_of_handle_combine,
5510 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
5511 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
5512 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
5513 * except.c (pass_set_nothrow_function_flags,
5514 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
5516 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
5517 rest_of_handle_shorten_branches, pass_shorten_branches,
5518 rest_of_clean_state, pass_clean_state): New.
5519 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
5520 rest_of_handle_remove_death_notes, pass_remove_death_notes,
5521 rest_of_handle_life, pass_life, rest_of_handle_flow2,
5523 * function.c (pass_instantiate_virtual_regs, pass_init_function,
5524 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
5525 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
5526 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
5528 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
5529 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
5530 pass_rtl_ifcvt, gate_handle_if_after_combine,
5531 rest_of_handle_if_after_combine, pass_if_after_combine,
5532 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
5533 pass_if_after_reload): New.
5534 * integrate.c (pass_initial_value_sets): New.
5535 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
5536 pass_purge_lineno_notes): New.
5537 * mode-switching.c (rest_of_handle_mode_switching,
5538 pass_mode_switching): New.
5539 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
5540 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
5542 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
5543 pass_loop_optimize): New.
5544 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
5546 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
5548 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
5549 pass_postreload_cse): New.
5550 * profile.c (gate_handle_profiling, pass_profiling,
5551 rest_of_handle_branch_prob, pass_branch_prob): New.
5552 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
5553 pass_split_before_regstack, gate_handle_split_before_regstack,
5554 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
5555 rest_of_handle_split_all_insns, pass_split_all_insns): New.
5556 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
5557 pass_stack_regs): New.
5558 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
5559 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
5560 pass_stack_adjustments): New.
5561 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
5562 pass_regrename): New.
5563 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
5564 pass_delay_slots, gate_handle_machine_reorg,
5565 rest_of_handle_machine_reorg, pass_machine_reorg): New.
5566 * rtl.h (extern void purge_line_number_notes): New.
5567 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
5568 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
5570 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
5572 * value-prof.c (gate_handle_value_profile_transformations,
5573 rest_of_handle_value_profile_transformations,
5574 pass_value_profile_transformations): New.
5575 * var-tracking.c (gate_handle_var_tracking,
5576 pass_variable_tracking): New.
5577 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
5579 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
5580 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
5581 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
5582 rest_of_handle_old_regalloc, rest_of_handle_regrename,
5583 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
5584 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
5585 rest_of_handle_gcse2, rest_of_handle_regmove,
5586 rest_of_handle_tracer, rest_of_handle_if_conversion,
5587 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
5588 rest_of_handle_web, rest_of_handle_branch_prob,
5589 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
5590 rest_of_handle_jump_bypass, rest_of_handle_combine,
5591 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
5592 rest_of_handle_gcse, rest_of_handle_loop_optimize,
5593 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
5594 rest_of_handle_mode_switching, rest_of_handle_jump,
5595 rest_of_handle_eh, rest_of_handle_stack_adjustments,
5596 rest_of_handle_flow2, rest_of_handle_jump2,
5597 rest_of_handle_peephole2, rest_of_handle_postreload,
5598 rest_of_handle_shorten_branches, rest_of_clean_state,
5599 rest_of_compilation): Remove.
5601 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
5602 * passes.c (dump_flags, in_gimple_form, all_passes,
5603 all_ipa_passes, all_lowering_passes, register_one_dump_file,
5604 register_dump_files, next_pass_1, last_verified, execute_todo,
5605 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
5606 from tree-optimize.c.
5607 (init_optimization_passes): Moved from tree-optimize.c,
5608 adding the RTL optimizations.
5609 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
5610 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
5611 all_ipa_passes, all_lowering_passes, register_one_dump_file,
5612 register_dump_files, next_pass_1, last_verified, execute_todo,
5613 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
5614 init_tree_optimization_passes, ipa_passes): Delete.
5615 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
5617 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
5618 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
5620 (ipa_passes): Remove.
5621 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
5622 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
5623 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
5624 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
5625 (dump_info_p, dump_flag): Moved to tree-dump.h.
5627 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
5629 * passes.c (finish_optimization_passes): Use dump_begin
5630 and dump_end, TDI_end.
5631 (gate_rest_of_compilation): New.
5632 (pass_rest_of_compilation): Use it.
5633 (gate_postreload, pass_postreload): New.
5634 * toplev.c (general_init): Rename init_tree_optimization_passes.
5635 * toplev.h (init_tree_optimization_passes): Rename to
5636 init_optimizations_passes.
5637 * tree-dump.c (dump_flag): Make static.
5638 (dump_files): Remove RTL dumps.
5639 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
5640 pass_cleanup_cfg, pass_free_cfg_annotations,
5641 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
5642 pass_init_datastructures, pass_fixup_cfg): Make non-static.
5643 * tree-pretty-print.c: Include tree-pass.h.
5644 * cgraph.c: Include tree-dump.h.
5646 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
5648 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
5649 Only fall back to saying it points to readonly memory if
5652 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5654 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
5655 * config/m32r/m32r.c (m32r_compute_frame_size,
5656 m32r_expand_prologue): Take current_function_profile into
5657 account whenever we reference
5658 current_function_uses_pic_offset_table.
5659 (m32r_finalize_pic): Remove.
5660 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
5662 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
5664 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
5665 instead of $<. Don't remove ./as if it already exists.
5667 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5670 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
5671 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
5672 for complex modes when generating code for PA 1.0.
5673 (VALID_FP_MODE_P): New macro.
5674 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
5675 sets for all general and floating point modes. Align wide floating
5676 point modes to even register boundaries to comply with architectural
5678 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
5679 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
5680 (VALID_FP_MODE_P): New macro.
5681 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
5682 sets for all general and floating point modes. Align wide floating
5683 point modes to even register boundaries to comply with architectural
5686 2005-07-04 Diego Novillo <dnovillo@redhat.com>
5688 * tree-dump.c (dump_files): Initialize dump number for .cgraph
5691 2005-07-04 Diego Novillo <dnovillo@redhat.com>
5693 * tree-ssa-structalias.c: Don't include expr.h.
5695 2005-07-04 Diego Novillo <dnovillo@redhat.com>
5697 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
5700 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
5702 Fix PR tree-optimization/22279
5704 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
5707 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
5709 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
5711 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
5713 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
5714 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
5715 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
5716 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
5717 config/stormy16/stormy16.c, config/v850/v850.c,
5718 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
5719 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
5720 Avoid "." or "\n" at end of diagnostics and capital letters at
5721 start of diagnostics.
5722 * combine.c, cse.c: Don't translate dump file output.
5723 * toplev.c (print_version): Only translate output if going to
5726 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
5728 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
5729 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
5732 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5734 * pa.c (fix_range): Fix typo in comment.
5736 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
5738 * tree-vrp.c (extract_range_from_assert): Replace
5739 fold (build (...)) with fold_build2.
5741 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5743 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
5744 gcc_gfc_char_table, init_dynamic_gfc_info): New.
5745 (format_types_orig, handle_format_attribute): Add support for
5748 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
5750 * varasm.c (assemble_variable): Fix format specifier thinko.
5752 2005-07-03 Ira Rosen <irar@il.ibm.com>
5754 PR tree-optimization/22029 (and 22135)
5755 * tree-pretty-print.c (dump_generic_node): Check that the node is not
5756 a phi node before calling dump_vops.
5758 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
5760 * tree-dump.h (dump_string_field): Declare.
5761 * tree-dump.c: Use it instead of dump_string.
5762 (dump_string_field): Make non-static.
5764 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
5766 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
5767 up the minimal CFG stuff always when optimize > 0. Call
5768 split_all_insns_noflow in PIC case if needed.
5770 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
5771 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
5774 * c-decl.c (c_write_global_declarations): Dump contents of
5776 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
5777 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
5778 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
5779 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
5782 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
5784 * c-common.h (GCC_DIAG_STYLE): Define.
5785 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
5786 version for format checking to 4.1.
5787 * c-format.c: Include toplev.h after c-common.h.
5788 (enum format_type): Add gcc_tdiag_format_type.
5789 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
5790 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
5791 (format_types_orig): Add gcc_tdiag.
5792 (init_dynamic_diag_info): Support gcc_tdiag formats.
5793 (handle_format_attribute): Likewise.
5794 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
5795 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
5796 version for format checking to 4.1.
5797 (warning0, warning, error, pedwarn, sorry): Use
5799 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
5800 (finish_aliases_1): Do not use %qE.
5801 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
5802 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
5803 Correct format bugs.
5804 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
5805 parameter to unsigned HOST_WIDE_INT.
5806 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
5808 2005-07-02 David Edelsohn <edelsohn@gnu.org>
5811 * expr.c (write_complex_part): Use adjust_address for MEM.
5812 (read_complex_part): Same.
5814 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
5816 Fix PR tree-optimization/22280
5818 * tree-sra.c (generate_element_init): Remove useless loop.
5820 2005-07-02 Richard Henderson <rth@redhat.com>
5822 * config/alpha/alpha.c (alpha_legitimize_address): Check for
5824 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
5826 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
5829 * fold-const.c (fold_binary): Handle the return value of
5830 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
5831 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
5833 2005-07-02 Jeff Law <law@redhat.com>
5835 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
5836 a eliminate type conversion which feeds an equality comparison
5837 if the original type or either operand in the comparison is a
5840 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
5842 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
5843 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
5845 * config/avr/avr.c: Do not use '`' as left quote.
5846 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
5847 Remove "." from end of diagnostics. Make diagnostics start with
5850 2005-07-02 Zack Weinberg <zack@codesourcery.com>
5851 Joseph S. Myers <joseph@codesourcery.com>
5853 * toplev.c (default_tree_printer): Handle setting location with
5855 * c-objc.common.c (c_tree_printer): Likewise.
5856 * c-format.c (gcc_diag_flag_specs): Add '+'.
5857 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
5858 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
5860 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
5861 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
5862 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
5863 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
5864 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
5865 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
5866 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
5867 format arguments where %J is used without %D.
5869 2005-07-02 Jakub Jelinek <jakub@redhat.com>
5871 * gcc.c (LINK_SSP_SPEC): Define.
5872 (link_ssp_spec): New variable.
5873 (LINK_COMMAND_SPEC): Add %(link_ssp).
5874 (static_specs): Add link_ssp_spec.
5875 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
5876 * configure: Rebuilt.
5877 * config.in: Rebuilt.
5879 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
5880 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
5881 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
5882 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
5883 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
5884 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
5885 -0x7008(2) instead of reading __stack_chk_guard variable.
5886 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
5888 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
5889 (stack_protect_set, stack_protect_test): Use *_tls* patterns
5890 if TARGET_THREAD_SSP_OFFSET is defined.
5891 (stack_tls_protect_set_si, stack_tls_protect_set_di,
5892 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
5895 2005-06-27 Richard Henderson <rth@redhat.com>
5896 * libgcc-std.ver (GCC_4.1.0): New.
5897 * libgcc.h (__stack_chk_guard): Declare.
5898 (__stack_chk_fail, __stack_chk_fail_local): Declare.
5899 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
5900 * mklibgcc.in (lib2funcs): Add them.
5902 2005-07-01 Richard Henderson <rth@redhat.com>
5904 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
5905 void * before struct sigcontext *.
5906 (x86_fallback_frame_state): Likewise.
5908 2005-07-01 James E. Wilson <wilson@specifixinc.com>
5910 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
5912 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
5915 * tree-ssa-reassoc.c (should_transpose): Fix which operand
5916 we check for SSA_NAME for.
5918 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
5920 Fix PR tree-optimization/22071
5922 * tree-ssa-structalias.c (offset_overlaps_with_access): New
5924 (get_constraint_for_component_ref): Use it.
5926 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
5929 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
5930 print out the last new line.
5932 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
5934 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
5935 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
5936 * config/cris/cris.c (cris_conditional_register_usage): Adjust
5937 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
5938 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
5939 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
5940 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
5941 (enum reg_class): New member CC0_REGS.
5942 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
5943 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
5944 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
5945 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
5946 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
5947 Adjust for register now described.
5949 2005-07-01 Jakub Jelinek <jakub@redhat.com>
5952 * config/i386/i386.md (stack_protect_test_si,
5953 stack_protect_test_di): Add earlyclobber for scratch 3.
5954 * config/rs6000/rs6000.md (stack_protect_testsi,
5955 stack_protect_testdi): Add earlyclobber for scratch 3,
5956 remove earlyclobber from scratch 4.
5958 Older entries for 2005 can be found in ChangeLog-2005.