1 2005-09-14 Richard Henderson <rth@redhat.com>
3 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
4 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
6 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
8 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
9 in the ARRAY_TYPE case.
11 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
13 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
15 2005-09-14 Uros Bizjak <uros@kss-loka.si>
18 * tree-vect-transform.c (vectorizable_operation): Return false for
19 scalar shift operations and for vector shift operations with
20 non-invariant shift arguments. Use scalar tree operand op1 as
21 a shift operand when vector shift insn pattern uses scalar shift
23 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
25 2005-09-14 Olivier Hainque <hainque@adacore.com>
27 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
28 value if it has side-effects.
30 2005-09-14 David Edelsohn <edelsohn@gnu.org>
33 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
35 2005-09-14 Alan Modra <amodra@bigpond.net.au>
37 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
38 passed as NAME as if it were label at start of function code.
40 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
42 * config/sh/sh.md (*movv4sf_i): Add general register cases to
45 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
47 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
48 as early clobber. Rewrite so the PIC register is not implicitly used.
50 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
52 * tree.c (annotate_with_file_line): Compare line numbers before
55 2005-09-13 Uros Bizjak <uros@kss-loka.si>
58 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
59 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
61 2005-09-13 Ian Lance Taylor <ian@airs.com>
63 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
64 than a HOST_WIDEST_INT to gen_doloop_begin.
66 2005-09-13 Diego Novillo <dnovillo@redhat.com>
68 * tree-dfa.c (dump_variable): Guard against NULL annotations.
70 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
72 PR tree-optimize/23817
73 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
75 2005-09-13 Alan Modra <amodra@bigpond.net.au>
78 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
79 word before changing the stack pointer. Use gen_frame_mem for MEMs.
80 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
81 (restore_stack_nonlocal): Likewise.
82 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
84 2005-09-12 Ian Lance Taylor <ian@airs.com>
87 * c.opt (ffriend-injection): New C++ option.
88 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
89 (C++ Dialect Options): Document -ffriend-injection.
91 2005-09-12 Josh Conner <jconner@apple.com>
94 * ipa-reference.c (static_execute): Don't mark variables in
95 named sections TREE_READONLY.
97 2005-09-12 Alan Modra <amodra@bigpond.net.au>
99 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
102 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
104 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
105 V_MUST_DEF instead of just the first_use_p.
106 Don't mark the virtual variables for renaming on the statement which
108 (pass_dse): Remove TODO_update_ssa.
110 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
113 * stor-layout.c (compute_record_mode): For records with a single
114 field, actually check the field's mode size against the type size.
116 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
117 registers for TARGET_SHMEDIA.
118 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
119 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
120 of GENERAL_REGS and FP_REGS.
122 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
124 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
126 2005-09-12 Alan Modra <amodra@bigpond.net.au>
128 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
129 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
130 are omitted. Exclude stack_tie insn too.
132 2005-09-11 David Edelsohn <edelsohn@gnu.org>
134 PR rtl-optimization/23098
135 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
137 * config/rs6000/rs6000.md (movdf splitter): Use
138 const_double_operand predicate for TARGET_POWERPC64.
139 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
140 SYMBOL_REF method to ABI_V4.
142 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
143 replace_equiv_address.
144 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
145 rs6000_sr_alias_set and MEM_NOTRAP.
146 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
148 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
150 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
151 handle CALL_EXPR again.
153 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
155 * arm/predicates.md (alignable_memory_operand): Delete.
157 2005-09-10 Richard Henderson <rth@redhat.com>
160 * dbxout.c (dbxout_expand_expr): New.
161 (dbxout_symbol): Use it.
163 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
165 * arm.c (arm_gen_rotated_half_load): Delete.
166 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
167 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
168 (thumb_set_return_address): Likewise.
169 (thumb_load_double_from_address): Use adjust_address.
170 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
171 (extendhsisi2_mem, movhi_bytes): Use change_address.
172 (movhi): Use widen_memory_access.
173 (reload_out_df): Use replace_equiv_address.
174 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
176 2005-09-09 Richard Henderson <rth@redhat.com>
179 * dbxout.c: Include expr.h.
180 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
181 (dbxout_symbol): Handle DECL_VALUE_EXPR.
182 * Makefile.in (dbxout.o): Add EXPR_H.
184 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
186 PR tree-optimization/23509
187 * tree-cfg.c (replace_uses_by): Use replace_exp.
188 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
189 pointers have name_mem_tag or type_mem_tag set.
191 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
193 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
194 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
195 of wrongly accessing operands.
197 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
199 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
200 * tree-chrec.c: Include tree-scalar-evolution.h.
201 (chrec_convert): Instantiate the base and step before calling
202 scev_probably_wraps_p that would fail on parametric evolutions.
203 Collect all the fails into a single section failed_to_convert,
204 print a diagnostic, and return chrec_dont_know instead of calling
206 * tree-scalar-evolution.c (loop_closed_phi_def): New.
207 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
209 (scev_const_prop): Don't replace the definition of a loop closed ssa
210 phi node by itself, or by another loop closed ssa phi node.
211 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
212 that base and step are defined.
214 2005-09-09 Richard Guenther <rguenther@suse.de>
217 * fold-const.c (fold_ternary): Check truth_value_p before
218 calling invert_truthvalue.
220 2005-09-09 Nick Clifton <nickc@redhat.com>
222 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
223 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
224 dimension of these arrays.
225 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
227 * longlong.h: Only provide a prototype for the __clz_tab[] array
228 if this header has not been included from libgcc2.h.
229 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
231 Provide prototypes for exported functions.
232 Use the __clz_tab[] and __popcount_tab[] arrays provided by
235 2005-09-08 Josh Conner <jconner@apple.com>
239 * expr.c (expand_expr_addr_expr_1): Don't invoke
240 expand_simple_binop for EXPAND_INITIALIZER.
242 2005-09-08 Richard Henderson <rth@redhat.com>
245 * toplev.c (wrapup_global_declaration_1): Split out ...
246 (wrapup_global_declaration_2): ... from ...
247 (wrapup_global_declarations): ... here. Return bool.
248 (check_global_declaration_1): Split out ...
249 (check_global_declarations): from here.
250 (emit_debug_global_declarations): New.
251 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
252 check_global_declaration_1, emit_debug_global_declarations): Declare.
253 * c-decl.c (c_write_global_declarations_1): Don't create a vector
254 of decls. Call wrapup_global_declaration_1,
255 wrapup_global_declaration_2, check_global_declaration_1 directly.
256 (c_write_global_declarations_2): New.
258 (c_write_global_declarations): Call c_write_global_declarations_2.
259 * langhooks.c (write_global_declarations): Call
260 emit_debug_global_declarations.
262 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
263 remove decls that have DECL_RTL_SET_P.
264 * passes.c (rest_of_decl_compilation): Invoke
265 cgraph_varpool_finalize_decl for all but functions.
267 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
269 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
270 the result of a conversion if the new min and max cannot be compared.
272 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
274 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
275 (override_options): Setting s390_sr_alias_set removed.
276 (save_fpr, save_gprs): Set alias set to vararg or frame.
277 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
278 s390_sr_alias_set with get_frame_alias_set ().
279 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
280 get_varargs_alias_set ().
282 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
286 * c-parser.c (c_parser_objc_method_definition): If the next
287 token is not "{", error out and don't start the function.
289 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
291 * tree-vrp.c (extract_range_from_expr): Move the check for non
292 nullness after the check for gimple invariant.
294 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
296 * tree.c (host_integerp, tree_low_cst): Correct function comment.
298 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
301 * config/m32r.md (movmemsi_internal): Canonicalize order of
302 operands in PLUS component of template.
304 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
306 * reload1.c (fixup_eh_region_note): Remove assertion.
307 (fixup_abnormal_edges): Reverted removal of call to
308 find_many_sub_basic_blocks made on 2005-08-31.
310 2005-09-07 Richard Henderson <rth@redhat.com>
312 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
313 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
314 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
315 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
316 rearrange for better packing.
317 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
318 (lookup_cfa_1): Remove inline marker.
319 (cfa_equal_p): Split out of ...
320 (def_cfa_1): ... here. Use INVALID_REGNUM.
321 (build_cfa_loc): Handle !cfa->indirect.
322 (frame_pointer_cfa_offset): New.
323 (dbx_reg_number): Assert register elimination performed; do
324 leaf register remapping.
325 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
326 (eliminate_reg_to_offset): New.
327 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
328 for verifiably local stack frame addresses; re-base to CFA.
329 (mem_loc_descriptor): Remove can_use_fbreg argument.
330 (concat_loc_descriptor, loc_descriptor): Likewise.
331 (containing_function_has_frame_base): Remove.
332 (rtl_for_decl_location): Don't do register elimination or
333 leaf register remapping here.
334 (secname_for_decl): Split out from ..
335 (add_location_or_const_value_attribute): ... here.
336 (convert_cfa_to_loc_list): New.
337 (compute_frame_pointer_to_cfa_displacement): New.
338 (gen_subprogram_die): Use them.
339 * tree.h (frame_base_decl): Remove.
340 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
341 (prologue_stack_adjust): Remove.
342 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
343 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
344 (set_frame_base_location): Remove.
345 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
346 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
347 (vt_add_function_parameters): Don't eliminate_regs.
348 (vt_initialize): Don't create frame_base_decl.
350 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
352 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
353 version of GNU binutils for 4.x and later.
355 2005-09-06 Mark Mitchell <mark@codesourcery.com>
357 * ggc-page.c (ggc_push_context): Remove.
358 (ggc_pop_context): Likewise.
359 * ggc.h (ggc_push_context): Remove.
360 (ggc_pop_context): Likewise.
362 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
365 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
366 returning from an interrupt handler.
368 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
371 * config/arc/arc.c (output_shift): Add check for loop count when
374 2005-09-06 Steven Bosscher <stevenb@suse.de>
376 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
378 (abs_replacement): Likewise.
379 (pass_phiopt): Remove TODO_update_ssa.
381 2005-09-06 Jakub Jelinek <jakub@redhat.com>
384 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
385 if "return with no value, in function returning non-void" warning
387 * tree-cfg.c (execute_warn_function_return): Don't look at
388 RETURN_EXPRs with TREE_NO_WARNING set.
391 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
392 for internal functions doesn't use registers used by global registers
393 variables. Use fewer register parameters if there are global register
396 2005-09-06 Olivier Hainque <hainque@adacore.com>
397 Eric Botcazou <ebotcazou@adacore.com>
400 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
401 when we would be extracting outside its bit span (bitpos+bitsize
402 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
403 Ada unchecked conversions.
405 2005-09-06 Steven Bosscher <stevenb@suse.de>
407 * tree-ssa-pre.c (try_look_through_load): New function.
408 (compute_avail): Use it to try to look through loads for some
409 more useful expressions.
411 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
413 * simplify-rtx.c (simplify_binary_operation_1): Correct the
414 condition for detecting cases like (a&a) and (a^a).
416 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
418 * common.opt: Add option ftree-vect-loop-version.
419 * params.def: Add --param vect-max-version-checks.
420 * doc/invoke.texi: Document ftree-vect-loop-version and
421 --param vect-max-version-checks.
422 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
423 may_misalign_stmts and defines for accessors.
424 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
425 LOOP_VINFO_MAY_MISALIGN_STMTS.
426 (destroy_loop_vec_info): VEC_free for
427 LOOP_VINFO_MAY_MISALIGN_STMTS.
428 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
429 Update documentation.
430 (vect_update_misalignment_for_peel): New.
431 (vect_enhance_data_refs_alignment): Update to choose loop
432 peeling or loop versioning if appropriate for the (potentially)
433 unaligned data references in the loop.
434 (vect_analyze_data_refs_alignment): Remove call to
435 vect_enhance_data_refs_alignment so the checks can be done
437 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
438 and move up call to vect_analyze_data_refs_alignment.
439 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
440 (vect_transform_loop): Add call to loop_version.
442 2005-09-06 Jakub Jelinek <jakub@redhat.com>
444 PR rtl-optimization/23098
445 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
446 * simplify-rtx.c (constant_pool_reference_p): New function.
447 * rtl.h (constant_pool_reference_p): New prototype.
448 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
449 constant_pool_reference_p in condition and
450 avoid_constant_pool_reference in preparation statements.
452 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
454 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
455 STRICT_LOW_PART SETs.
457 2005-09-06 Alan Modra <amodra@bigpond.net.au>
460 * except.c (sjlj_emit_function_enter): Find the function begin
461 note even when it's not in first basic block.
463 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
465 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
466 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
467 * aclocal.m4: Regenerate.
469 2005-09-05 DJ Delorie <dj@redhat.com>
471 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
474 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
476 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
477 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
478 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
479 Follow spelling conventions.
480 * doc/invoke.texi: Follow spelling conventions.
482 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
484 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
485 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
486 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
488 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
491 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
492 (output_stack_adjust): Use gen_tmp_stack_mem.
493 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
494 (sh_set_return_address, sh_allocate_initial_value): Likewise.
495 (sh_get_pr_initial_val): Likewise.
496 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
497 (sh_initialize_trampoline): Likewise. Also use adjust_address.
498 * sh.md (divsi_inv_m0): Use gen_const_mem.
499 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
500 (movdf_i4+1): Use gen_tmp_stack_mem.
501 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
502 (fpu_switch+2): Likewise.
503 (movv4sf_i, movv16sf_i): Use adjust_address.
504 (symGOT_load): Set MEM_NOTRAP_P bit.
506 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
509 * pa.c (emit_move_sequence): Fix typo in last change.
511 2005-09-03 Jakub Jelinek <jakub@redhat.com>
513 PR rtl-optimization/23454
514 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
517 2005-09-03 Richard Henderson <rth@redhat.com>
518 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
521 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
524 2005-09-02 Nicolas Pitre <nico@cam.org>
526 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
527 to bit_count to 32 bits.
529 2005-08-31 Mark Mitchell <mark@codesourcery.com>
532 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
533 generating synthetic loads from volatile lvalues.
535 005-09-02 Nick Clifton <nickc@redhat.com>
537 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
538 __ctzhi2, __clzhi2): New functions.
540 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
543 * tree-nested.c (struct var_map_elt): Mark with GTY.
544 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
546 (lookup_field_for_decl): Allocate new element in GC memory.
547 (lookup_tramp_for_decl): Likewise.
548 (convert_nl_goto_reference): Likewise
549 (create_nesting_tree): Allocate info in GC memory. Likewise for
551 (free_nesting_tree): Free with ggc_free instead of free.
552 (root): New static variable.
553 (lower_nested_functions): Remove root as local variable. And zero out
554 root at the end of the function.
556 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
558 PR rtl-optimization/20365
559 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
560 to short. New member ix.
561 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
562 (simplify_plus_minus): Initialize ix members before calling qsort.
564 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
566 PR tree-optimization/23626
567 * tree-cfg.c (replace_uses_by): Clean up eh info.
569 2005-09-01 DJ Delorie <dj@redhat.com>
571 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
574 2005-09-01 David Edelsohn <edelsohn@gnu.org>
576 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
577 (rs6000_split_multireg_move): Use replace_equiv_address instead of
580 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
582 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
583 do not issue warning for a variable definition following
586 2005-09-01 Richard Henderson <rth@redhat.com>
589 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
590 conversion to CONST_VECTOR.
592 2005-09-01 Richard Henderson <rth@redhat.com>
595 * reload1.c (reload_as_needed): Check !CALL_P before calling
596 fixup_eh_region_note.
597 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
599 2005-09-01 DJ Delorie <dj@redhat.com>
601 * varasm.c (output_constant): Let the target resolve
602 conversions of addresses to non-default pointer sizes.
604 2005-09-01 Nicolas Pitre <nico@cam.org>
606 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
607 to alow matching ARM pre-indexed addressing mode.
608 (arm_override_options): Remove now irrelevant comment.
610 2005-09-01 Phil Edwards <phil@codesourcery.com>
612 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
613 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
614 * config/i386/vxworks.h: Likewise.
615 * config/i386/t-vxworksae: New file, for VxWorks AE.
616 * config/i386/vxworksae.h: Likewise.
618 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
620 PR tree-optimization/23410
621 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
622 sequence is not wrapping during the first step.
624 2005-09-01 Jakub Jelinek <jakub@redhat.com>
627 * dwarf2out.c (base_type_die): Compare char_type_node with
628 TYPE_MAIN_VARIANT (type), not type.
630 2005-09-01 Richard Guenther <rguenther@suse.de>
632 PR tree-optimization/15366
633 * common.opt: Add -finline-functions-called-once.
634 Put -fearly-inlining in alphabetically ordered place.
635 * doc/invoke.texi: Document new option.
636 * ipa-inline.c (cgraph_decide_inlining): Honour
637 flag_inline_functions_called_once.
639 2005-09-01 Jakub Jelinek <jakub@redhat.com>
641 PR rtl-optimization/23478
642 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
643 (alloc_qty): Initialize it.
644 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
645 (combine_regs): Combine also n_throwing_calls_crossed fields.
646 (find_free_reg): Don't attempt to caller-save pseudos crossing
647 calls that might throw.
648 * global.c (struct allocno): Add throwing_calls_crossed field.
649 (global_alloc): Revert 2005-08-22 change. Initialize
650 throwing_calls_crossed.
651 (find_reg): Don't attempt to caller-save pseudos crossing calls that
654 2005-09-01 Alan Modra <amodra@bigpond.net.au>
657 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
658 (mask64_operand): Reinstate code prior to 2005-06-11 change.
659 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
660 (and64_2_operand): Tweak to use predicate.
661 (and_operand): Adjust for mask_operand changes.
662 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
663 (print_operand): Likewise.
664 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
665 (mask64_1or2_operand): Delete.
666 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
667 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
668 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
669 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
670 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
671 (rotldi3_internal4): Likewise.
672 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
673 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
674 (ashldi3_internal7): Likewise.
675 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
676 (ashldi3_internal, ashldi3_internal9 split): Likewise.
677 (anddi3 split): Don't match mask64_operand.
678 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
679 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
680 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
681 't' splitter predicate.
682 (movdi_internal64 + 2): Revert 2005-06-11 change.
684 2005-08-31 DJ Delorie <dj@redhat.com>
686 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
687 (m32c_asm_integer): Add support for 32 bit pointers.
689 2005-08-31 Richard Henderson <rth@redhat.com>
691 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
692 component-like references for setting MEM_NOTRAP_P.
694 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
695 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
697 2005-08-31 Richard Henderson <rth@redhat.com>
699 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
700 into a pseudo before applying gen_lowpart.
702 2005-08-31 Geoffrey Keating <geoffk@apple.com>
704 * doc/install.texi (Specific): Update cctools version required
705 for full functionality.
706 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
707 linkers as -macosx_version_min.
709 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
712 * sh.c (print_operand, %R and %S): Add handling of floating point
713 registers, memory, constants and invalid operands.
715 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
717 * ipa-pure-const.c: Change dump name.
719 2005-08-31 Uros Bizjak <uros@kss-loka.si>
722 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
723 to "reg_or_0_operand".
724 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
726 2005-08-31 Dale Johannesen <dalej@apple.com>
728 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
729 loops that count down.
731 2005-08-31 Richard Henderson <rth@redhat.com>
734 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
735 (fixup_eh_region_note): New.
736 (reload_as_needed): Call it.
737 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
738 don't call find_many_sub_basic_blocks; call verify_flow_info.
739 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
740 (keep_stack_depressed): Likewise.
741 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
743 2005-08-31 Richard Henderson <rth@redhat.com>
745 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
748 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
750 * expr.c (expand_expr_real_1): Compare size of address
751 mode to target's address mode size in deciding expansion of
752 the constant address.
754 2005-08-31 Richard Guenther <rguenther@suse.de>
757 * expr.c (all_zeros_p): New function.
758 (expand_expr_real_1): Handle the case of an all-zero
759 non-addressable constructor separately.
761 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
763 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
764 arguments, adjust all callers.
765 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
767 2005-08-30 Richard Henderson <rth@redhat.com>
770 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
771 whenever the mode sizes match.
773 2005-08-31 Alan Modra <amodra@bigpond.net.au>
775 * calls.c (load_register_parameters): Fix comment typo.
776 * expr.c (emit_push_insn): Comment formatting.
778 2005-08-30 Ian Lance Taylor <ian@airs.com>
780 * config/i386/x-cygwin (host-cygwin): Change dependency from
781 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
783 2005-08-29 Geoffrey Keating <geoffk@apple.com>
785 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
788 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
791 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
794 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
797 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
798 beginning. Remove $(INCLUDES) from all the rules, if following
799 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
801 2005-08-29 Jakub Jelinek <jakub@redhat.com>
804 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
805 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
806 not constant, but maxlen is, don't set len to maxlen, rather
807 set maxlen to len if len is a constant.
809 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
811 PR tree-optimization/23475
812 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
815 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
817 Fix PR middle-end/22455
819 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
820 Checksum only the parts of the tree that exist for the tree code.
822 2005-08-28 Dale Johannesen <dalej@apple.com>
824 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
826 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
828 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
830 2005-08-28 Richard Henderson <rth@redhat.com>
832 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
833 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
836 2005-08-28 Jakub Jelinek <jakub@redhat.com>
839 * builtins.c (get_memory_rtx): Don't strip nops
840 in between COMPONENT_REFs.
842 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
845 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
847 (gimplify_modify_expr): Check for zero sized types and gimplify the
848 rhs and lhs as statements.
850 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
853 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
854 state for return address column of signal frames.
856 2005-08-27 David Edelsohn <edelsohn@gnu.org>
859 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
860 bytes >= 2 not bytes == 2.
861 (expand_block_move): Same.
863 2005-08-27 Richard Guenther <rguenther@suse.de>
866 * config/i386/sse.md (sse2_movsd): Add missing closing
869 2005-08-27 Paul Brook <paul@codesourcery.com>
871 * genrecog.c (enum decision_type): Add DT_num_insns.
872 (struct decision_test): Add u.num_insns.
873 (add_to_sequence): Add DT_num_insns test.
874 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
875 (write_cond, debug_decision_2): Ditto.
876 (change_state): Assume peep2_next_insn never fails.
877 Remove "afterward" argument.
878 (write afterward, write_tree): Update to match.
879 * recog.c (peep2_current_count): New variable.
880 (peep2_next_insn): Check it.
881 (peephole2_optimize): Set peep2_current_count.
882 * recog.h (peep2_current_count): Declare.
884 2005-08-26 Josh Conner <jconner@apple.com>
887 * ipa-pure-const.c (check_tree): Check for volatile-ness
888 when considering a dereference.
890 2005-08-27 Jakub Jelinek <jakub@redhat.com>
892 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
894 2005-08-26 Jakub Jelinek <jakub@redhat.com>
896 PR rtl-optimization/23561
897 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
898 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
899 at most LEN bytes long memory fits into the field.
900 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
901 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
902 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
904 2005-08-26 Richard Henderson <rth@redhat.com>
907 * loop.c (biased_biv_may_wrap_p): New.
908 (maybe_eliminate_biv_1): Use it to suppress non-equality
909 comparison transformations. Delete disabled code.
911 2005-08-26 Ian Lance Taylor <ian@airs.com>
913 * combine.c (make_extraction): Avoid reference outside object.
915 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
917 * stor-layout.c (finalize_type_size): Restore behaviour for
918 non-aggregate types to the status quo ante of the patch for
919 pr 23467. Document why it matters.
921 2005-08-26 Jakub Jelinek <jakub@redhat.com>
924 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
925 array by one element, initialize the BT_LAST element with NULL.
927 2005-08-26 David Edelsohn <edelsohn@gnu.org>
929 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
932 (compare_plus_eqsi): Same.
933 (plus_eqsi_compare): Same.
934 (neg_eq0<mode>): Same.
935 (neg_eq<mode>): Same.
937 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
940 2005-08-26 Nick Clifton <nickc@redhat.com>
942 * config/v850/v850.c (ep_memory_operand): Return FALSE if
943 TARGET_EP is not defined.
944 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
945 TARGET_EP is enabled.
946 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
947 * config/v850/v850.md (save_all_interrupt): Only use the EP
948 register if TARGET_EP is defined.
949 (restore_all_interrupt): Likewise.
950 * config/v850/lib1funcs.asm: Update functions so that the EP
951 register is only used if __EP__ is defined.
953 2005-08-26 David Ung <davidu@mips.com>
955 * config/mips/mips.c (mips_expand_prologue): Handle case when
956 generating for MIPS16 and the outgoing argument area is more than
957 SMALL_OPERAND. Use the frame pointer as temporary to generate the
960 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
962 * config/crx/crx.md: Make doloop_end pattern usage controllable
963 via mloop-nesting=<max-nesting> command line switch. Make sure
964 the combiner cannot use doloop_end_<mode> in an illegal way.
965 * config/crx/crx.c: Use regs up to r6 for argument passing.
966 Refine crx_address_cost (non cst4 displacements are expensive).
967 * config/crx/crx.opt: Add switch for mloop-nesting=.
969 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
971 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
972 (UNSPEC_MVST): New constant.
974 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
976 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
977 Reject operands containing eliminable registers.
978 * testsuite/gcc.dg/20050825-1.c: New testcase.
980 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
981 Jan Hubicka <jh@suse.cz>
983 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
985 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
987 PR tree-optimization/23546
988 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
991 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
993 * params.def (PARAM_MIN_SPEC_PROB): New.
994 * sched-rgn.c (MIN_PROBABILITY): Delete.
995 (compute_trg_info): Convert to PARAM_VALUE.
996 * doc/invoke.texi (param): Document min-spec-prob.
998 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
1000 * config/darwin.h: define __PIC__
1001 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
1002 TARGET_OS_CPP_BUILTINS macro.
1004 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1006 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
1009 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
1011 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
1013 * cfghooks.c (duplicate_block): Added position where to place
1014 new block as argument.
1015 * cfghooks.h (duplicate_block): Declaration changed.
1016 * cfglayout.c (copy_bbs): Add argument after. Pass it to
1018 * cfglayout.h (copy_bbs): Declaration changed.
1019 * cfgloop.h (loop_version): Declaration changed.
1020 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
1021 position to copy_bbs.
1022 (loop_version): Pass position to duplicate_loop_to_header_edge.
1023 Add place_after argument and position new blocks according to
1025 * modulo-sched.c (sms_schedule): Pass place_after argument
1027 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
1028 * tree-cfg.c (split_edge_bb_loc): New function.
1029 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
1030 to determine position of new blocks.
1031 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
1033 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
1034 argument to duplicate_block.
1035 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
1036 Pass position to copy_bbs.
1038 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
1040 * fold-const.c (ptr_difference_const): Use
1041 cst_and_fits_in_hwi instead of host_integerp.
1043 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1045 * config/darwin.c (gen_pic_offset): New.
1046 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
1049 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
1051 PR tree-optimization/23486
1052 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
1054 2005-08-23 Phil Edwards <phil@codesourcery.com>
1056 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
1057 remove use_collect2.
1058 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
1060 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
1061 configuration files to override the default value.
1063 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
1064 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
1065 * config/vx-common.h: New file, split out from...
1066 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
1067 * config/vxworksae.h: New file, for VxWorks AE.
1068 * config/vxworks.opt: New file.
1069 * config/vxlib.c: Update for VxWorks 6.
1071 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
1072 other MULTILIB_* variables appropriately.
1073 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
1074 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
1075 * config/rs6000/vxworks.h: Update for VxWorks 6.
1076 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
1078 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
1081 * config/darwin.c (machopic_select_section): Remove the hack to
1082 mark "::operator new" and "::operator delete" for coalescing
1083 even though they are not weak.
1085 2005-08-24 Alan Modra <amodra@bigpond.net.au>
1087 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
1088 * configure: Regenerate.
1090 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
1093 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
1095 * convert.c (convert_to_integer, convert_to_vector): Likewise.
1096 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
1099 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
1101 * config/rs6000/predicates.md (equality_operator): New.
1102 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
1103 comparison with a large constant.
1105 2005-08-23 Mark Mitchell <mark@codesourcery.com>
1107 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
1109 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
1111 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
1112 registers is even, and we have a hardware double precision fp,
1114 (sh_gimplify_va_arg_expr): For floating point arguments, consider
1115 size of current argument when checking if argument was passed in
1118 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
1121 * stor-layout.c (finalize_type_size): Dont override
1122 existing alignment with a smaller alignment from the mode.
1124 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
1126 * lambda-code.c (lambda_vector_lexico_pos): Moved...
1127 * lambda.h (lambda_vector_lexico_pos): ... here.
1128 * tree-data-ref.c (build_classic_dist_vector): Return false when
1129 the distance vector is lexicographically negative.
1131 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
1133 PR tree-optimization/23511
1134 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
1135 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
1137 2005-08-23 Jakub Jelinek <jakub@redhat.com>
1139 PR tree-optimization/22043
1140 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
1141 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
1142 If ALLOW_FLEXARR, handle types ending with flexible array member.
1143 Pass false as second argument to recursive count_type_elements calls.
1144 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
1145 argument to count_type_elements call.
1146 * tree-sra.c (decide_block_copy): Likewise.
1147 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
1148 for a constant-sized object, set cleared as well. Pass true as
1149 second argument to count_type_elements call.
1151 2005-08-23 Alan Modra <amodra@bigpond.net.au>
1154 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
1155 from legitimate_small_data_p, and make global. Update use.
1156 Remove forward declaration.
1157 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
1159 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
1161 2005-08-23 David Edelsohn <edelsohn@gnu.org>
1163 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
1164 of scratch intermediates.
1165 (eq<mode>_compare): Same.
1166 (neg_eq0<mode>): New.
1167 (neg_eq<mode>): Convert to define_insn_and_split.
1169 2005-08-23 Alan Modra <amodra@bigpond.net.au>
1172 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
1173 stdarg functions, set/clear the fp marker even when no variable
1175 * config/rs6000/sysv4.opt (mprototype): Describe.
1177 2005-08-22 Jakub Jelinek <jakub@redhat.com>
1179 PR rtl-optimization/23478
1180 * regs.h (reg_info): Add throw_calls_crossed.
1181 (REG_N_THROWING_CALLS_CROSSED): Define.
1182 * flow.c (allocate_reg_life_data): Initialize
1183 REG_N_THROWING_CALLS_CROSSED.
1184 (propagate_one_insn, attempt_auto_inc): Update
1185 REG_N_THROWING_CALLS_CROSSED.
1186 * global.c (global_alloc): Don't allocate pseudos across
1187 calls that may throw.
1189 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
1192 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
1193 value is inbetween the range if we did not find an exact match.
1195 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
1197 * doc/invoke.texi (Option Summary): Add ms1 options.
1198 * doc/extend.texi: Document interrupt handler attribute for ms1.
1199 * doc/md.texi: Document ms1 constraints.
1200 * config.gcc: Add ms1-*-elf.
1201 * config/ms1/ms1.h: New.
1202 * config/ms1/ms1.c: New.
1203 * config/ms1/ms1.md: New.
1204 * config/ms1/ms1-protos.h: New.
1205 * config/ms1/ABI.txt: New.
1206 * config/ms1/crti.asm: New.
1207 * config/ms1/crtn.asm: New.
1208 * config/ms1/lib2extra-funcs.c: New.
1209 * config/ms1/t-ms1: New.
1210 * config/ms1/ms1.opt: New.
1212 2005-08-22 Ira Rosen <irar@il.ibm.com>
1214 * config/rs6000/altivec.md (xorv4sf3): New.
1215 (negv4sf2, neg<mode>2): Likewise.
1217 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
1220 * config/ia64/ia64.md (divsi3): Check divide by zero.
1221 (udivsi3): Likewise.
1223 (udivdi3): Likewise.
1225 2005-08-21 Jakub Jelinek <jakub@redhat.com>
1227 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
1228 up to elem_bitsize bits, not max_bitsize.
1230 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
1232 PR tree-optimization/23433
1233 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
1234 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
1236 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
1238 PR tree-optimization/23434
1239 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
1240 the iteration bound is not an INTEGER_CST.
1242 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
1244 * tree-vect-transform.c (get_initial_def_for_reduction): Set
1245 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
1246 NULL if need_epilog_adjust is false.
1247 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
1248 Case 3 always peels first itration, not just for PLUS case, and no need
1249 to use scalar_initial_def here. Create an epilog adjustment only if
1250 scalar_initial_def is not NULL.
1252 (vectorizable_reduction): Remove assert.
1254 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
1257 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
1258 (__moddi3): Likewise.
1259 (__udivdi3): Likewise.
1260 (__umoddi3): Likewise.
1261 (__divsi3): Likewise.
1262 (__modsi3): Likewise.
1263 (__udivsi3): Likewise.
1264 (__umodsi3): Likewise.
1266 2005-08-20 Jakub Jelinek <jakub@redhat.com>
1268 * tree-pass.h (TDF_GRAPH): Define.
1269 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
1270 * passes.c (finish_optimization_passes): Only call
1271 finish_graph_dump_file if TDF_GRAPH is set.
1272 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
1273 NULL. Set TDF_GRAPH bit.
1274 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
1276 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
1278 * arm.h (arm_stack_offsets): Add locals_base field.
1279 * arm.c (arm_get_frame_offsets): Compute it.
1280 (thumb_compute_initial_elimination offset): Make the Thumb frame
1281 pointer point to the base of the local variables.
1282 (thumb_expand_prologue): Update accordingly.
1283 (thumb_expand_epilogue): Likewise.
1285 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
1286 mode of clobbered scratch to DImode. Handle a case that's known to
1289 2005-08-19 David Edelsohn <edelsohn@gnu.org>
1291 * config/rs6000/rs6000.md (gt0<mode>): Delete.
1292 (gt0<mode>_compare): Delete.
1293 (neg_gt0<mode>): Delete.
1295 2005-08-19 Eric Christopher <echristo@apple.com>
1297 * optabs.h: Change CTI_ to COI_.
1300 2005-08-19 James E Wilson <wilson@specifix.com>
1302 * builtins.c (expand_builtin_return_addr): Set
1303 current_function_accesses_prior_frames when count != 0. Use
1304 frame_pointer_rtx when count == 0.
1305 * function.h (struct function): Add accesses_prior_frames field.
1306 (current_function_accesses_prior_frames): Define.
1307 * reload1.c (init_elim_table): Check
1308 current_function_accesses_prior_frames.
1309 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
1311 2005-08-19 Diego Novillo <dnovillo@redhat.com>
1313 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
1314 indicator. Return true if the flowgraph changed during
1317 2005-08-19 Diego Novillo <dnovillo@redhat.com>
1320 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
1321 conditional expression before testing its value.
1323 2005-08-19 Diego Novillo <dnovillo@redhat.com>
1325 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
1327 2005-08-19 Devang Patel <dpatel@apple.com>
1329 PR tree-optimization/23048
1330 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
1331 third parameter. Check whether latch is dominated by exit
1333 (if_convertible_loop_p): Supply exit block itself to
1334 if_convertible_bb_p.
1336 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
1339 * arm.md (arm_load_pic_register): Change argument to the mask of
1340 saved registers. Call thumb_find_work_register if we need a
1341 scratch register on Thumb.
1342 (arm_expand_prologue): Pass empty register set to
1343 arm_load_pic_register.
1344 (thumb_expand_prologue): Pass live_regs_mask directly to
1345 arm_load_pic_register.
1346 * arm-protos.h (arm_load_pic_register): Update prototype.
1348 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
1350 * sh.c (find_sole_member): New function.
1351 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
1352 if the record's alignment is larger than the size of its only member.
1354 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
1357 * arm.c (thumb_legitimize_reload_address): New function.
1358 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
1359 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
1361 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
1363 * config/crx/crx.c: Implement crx_decompose_address. Reject
1364 symbolic displacements since CRX register relative adressing
1365 mode can't handle unsigned 32-bit values as displacements.
1366 * config/crx/crx.h: Simplify definitions, remove redundant
1367 parenthesis and obsolete macros.
1368 * config/crx/crx.opt: Add new switch for debugging addresses.
1369 * config/crx/crx-protos.h: Add new declarations for above.
1371 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
1374 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
1377 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1379 * collect2.c (dup2): Delete.
1380 * configure.ac: Don't check for dup2.
1382 * config.in, configure: Regenerate.
1384 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
1386 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
1387 record with the type of its only member.
1389 2005-08-18 David Edelsohn <edelsohn@gnu.org>
1391 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
1392 define_insn_and_split.
1393 (plus_ltu<mode>_compare): Same.
1394 (gtu<mode>_compare): Same.
1395 (plus_gtu<mode>_compare): Same.
1397 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
1399 PR tree-optimization/22228
1400 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
1402 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
1403 are recorded in vect_vnames_to_rename for renaming.
1404 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
1405 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
1406 in vect_vnames_to_rename.
1407 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
1408 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
1410 2005-08-18 Jan Hubicka <jh@suse.cz>
1413 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
1414 info only for local statics, not for member variables.
1416 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1418 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
1420 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1422 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
1424 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
1427 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
1429 2005-08-17 James E Wilson <wilson@specifix.com>
1431 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
1434 2005-08-17 David Edelsohn <edelsohn@gnu.org>
1436 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
1437 (leu<mode>_compare): Same.
1438 (plus_leu<mode>): Same.
1439 (neg_leu<mode>): Same.
1440 (and_neg_leu<mode): Same.
1441 (ltu<mode>_compare): Same.
1442 (plus_ltu<mode>): Same.
1444 (geu<mode>_compare): Same.
1445 (plus_geu<mode>): Same.
1446 (neg_geu<mode>): Same.
1447 (and_neg_geu<mode>): Same.
1448 (plus_gt<mode>): Same.
1449 (gtu<mode>_compare): Same.
1450 (plus_gtu<mode>): Same.
1452 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
1454 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
1455 Move call_table_data to end. Delete spurious .text.
1456 (callt_save_all_interrupt): Fix comment typo.
1458 2005-08-17 James E Wilson <wilson@specifix.com>
1459 Kevin Winchester <winchester@amirix.com>
1462 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
1464 2005-08-17 Uros Bizjak <uros@kss-loka.si>
1467 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
1468 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
1470 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
1472 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
1473 record with the type of its only member if the modes don't match.
1475 * varasm.c (decode_reg_name): Skip empty additional register names.
1477 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
1479 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
1480 lsm_tmp_name_length): New.
1481 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
1482 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
1484 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1485 Andreas Krebbel <krebbel1@de.ibm.com>
1487 * config.gcc: Added z9-109 switch.
1488 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
1489 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
1490 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
1491 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
1492 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
1493 for "z9_109" cpu attribute.
1494 * config/s390/s390.c (z9_109_cost): New processor cost structure.
1495 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
1496 (s390_handle_arch_option): Added z9-109 switch.
1497 (override_options): Set respective cost function for z9-109.
1498 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
1499 (legitimate_reload_constant_p): Accept extended immediates.
1500 (print_operand): Three new output modifiers added: k, m and o.
1501 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
1502 (s390_output_mi_thunk): Use extended immediate when possible.
1503 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
1504 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
1505 (CONSTRAINT_LEN): Added length of O constraint.
1506 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
1507 * config/s390/s390.md ("cpu"): New value z9_109 added.
1508 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
1509 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
1510 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
1511 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
1512 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
1513 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
1514 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
1515 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
1516 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
1517 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
1518 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
1519 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
1520 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
1521 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
1522 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
1524 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
1525 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
1526 insns for TARGET_EXTIMM.
1528 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
1530 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
1532 2005-08-17 Nick Clifton <nickc@redhat.com>
1534 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
1535 Call default_encode_section_info.
1537 2005-08-17 Steven Bosscher <stevenb@suse.de>
1539 PR tree-optimization/21574
1540 * tree-ssa-ccp.c (likely_value): If the right hand side is a
1541 constant, return CONSTANT.
1542 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
1543 (ccp_fold, visit_assignment): Likewise.
1544 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
1546 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
1548 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
1549 fold_buildN instead of buildN then fold_initializer or fold.
1550 (build_unary_op): Likewise.
1551 (build_binary_op): Likewise.
1552 * fold-const.c (fold_initializer): Remove.
1553 (fold_build1_initializer): New function.
1554 (fold_build2_initializer): New function.
1555 (fold_build3_initializer): New function.
1556 * tree.h (fold_initializer): Remove.
1557 (fold_build1_initializer): New function.
1558 (fold_build2_initializer): New function.
1559 (fold_build3_initializer): New function.
1561 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
1563 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
1564 (try_move_mult_to_index): Call fold_build2 instead of build2.
1565 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
1566 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
1567 fold_binary_to_constant.
1568 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
1570 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
1571 check if A == gcd (A, B). Remove TYPE argument.
1572 (analyze_offset) Use fold_build2 instead of fold (build.
1573 (create_data_ref): Likewise.
1574 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
1575 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
1578 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
1580 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
1581 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
1583 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
1586 * gimplify.c (zero_sized_type): New function.
1587 (gimplify_modify_expr_rhs): If we have a zero sized type,
1588 replace the statement with an empty statement.
1590 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
1592 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
1595 2005-08-16 Ian Lance Taylor <ian@airs.com>
1597 * doc/tm.texi (Label Output): Correct typo.
1599 2005-08-16 Steven Bosscher <stevenb@suse.de>
1602 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
1603 force_operand will work later on using have_insn_for.
1605 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1607 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
1609 2005-08-16 Ian Lance Taylor <ian@airs.com>
1612 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
1613 vector type, don't try to construct it element by element. Add an
1614 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
1616 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1618 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
1620 2005-08-16 Geoffrey Keating <geoffk@apple.com>
1622 * doc/invoke.texi (Precompiled Headers): Document some more options
1623 which are known to be safe.
1625 2005-08-16 James E Wilson <wilson@specifix.com>
1627 PR tree-optimization/21105
1628 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
1629 TREE_OVERFLOW check.
1631 2005-08-16 David Edelsohn <edelsohn@gnu.org>
1633 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
1634 (neg_ltu<mode>): Same.
1636 (neg_gtu<mode>): Same.
1638 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1640 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
1641 (fold_builtin_isdigit): Use fold_buildN.
1642 (build_function_call_expr): Likewise.
1643 * c-typeck.c (c_finish_loop): Likewise.
1645 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
1646 Richard Shann <rshann@superh.com>
1648 PR middle-end/20396:
1649 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
1651 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
1653 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
1655 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
1658 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
1659 arm_compure_save_reg0_reg12_mask to determine when the PIC register
1662 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1665 * fold-const.c (build_range_check): Disable optimization for function
1666 pointer expressions on targets that require function pointer
1669 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
1671 * simplify-rtx.c (simplify_const_relational_operation): When
1672 extracting arguments of a COMPARE, recompute the mode as well.
1674 2005-08-15 Ian Lance Taylor <ian@airs.com>
1676 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
1678 2005-08-15 DJ Delorie <dj@redhat.com>
1680 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
1682 (movsi_splittable): Allow, but split, moves to the stack.
1683 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
1686 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1688 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
1689 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
1690 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
1692 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
1693 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
1694 Delete HOST_PTR_PRINTF.
1696 * configure, config.in: Regenerate.
1698 2005-08-15 David Edelsohn <edelsohn@gnu.org>
1700 * config/rs6000/rs6000.md (QHSI): New mode macro.
1701 (wd): Extend mode attr for QImode and HImode
1702 (dbits): New mode attr.
1703 (zero_extend<mode>di2): Convert to mode macro.
1705 2005-08-15 Steve Ellcey <sje@cup.hp.com>
1708 * doc/invoke.texi (-mgnu-ld): Update description.
1711 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
1714 * Makefile.in (tree-chrec.o): Depends on real.h.
1715 * tree-chrec.c: Include real.h.
1716 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
1717 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
1718 * tree-scalar-evolution.c (add_to_evolution_1,
1719 interpret_rhs_modify_expr): Ditto.
1721 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
1724 * tree-data-ref.c (estimate_niter_from_size_of_data): When
1725 step is negative compute the estimation from init downwards to zero.
1727 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
1729 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
1731 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
1733 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
1735 (legitimate_reload_constant_p): Fix handling of lliXX operands.
1736 Accept double-word constants that can be split.
1737 * config/s390/s390.md ("movti"): Use 'P' constraint.
1738 ("*movdi_31", "*movdf_31"): Likewise.
1740 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
1742 Fix PR tree-optimization/22615
1744 * tree-ssa-structalias.c (solution_set_add): Handle
1745 first_vi_for_offset returning NULL.
1746 (do_da_constraint): Ditto.
1747 (do_sd_constraint): Ditto.
1748 (do_ds_constraint): Ditto
1749 (find_func_aliases): Ditto.
1750 (build_constraint_graph): RHS is allowed be ANYTHING.
1751 (first_vi_for_offset): Return NULL if we couldn't find anything at
1754 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
1756 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
1757 over memory as first operand.
1759 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
1762 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
1763 available for setting it.
1765 2005-08-14 Ira Rosen <irar@il.ibm.com>
1767 PR tree-optimization/23320
1768 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
1769 data-refs' types instead of base object nullness. Add check for
1770 pointer type data-refs before first location comparison. Remove
1773 2005-08-14 Andreas Schwab <schwab@suse.de>
1775 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
1777 2005-08-13 James E Wilson <wilson@specifix.com>
1779 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
1780 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
1781 -fstack-protector-all, --param ssp-buffer-size): Document.
1782 (-Wvariadic-macros): Alphabetize.
1783 (-fsched-stalled-insns-dep): Add missing 'f'.
1785 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
1788 2005-08-13 David Edelsohn <edelsohn@gnu.org>
1790 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
1791 or indirect address operand.
1792 (EXTRA_ADDRESS_CONSTRAINT): New.
1793 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
1795 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
1797 PR tree-optimization/22236
1798 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
1799 successors and predecessors.
1800 * tree-chrec.c (chrec_convert): Before converting, check that
1801 sequences don't wrap.
1802 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
1803 (analyze_array): Extern.
1804 (find_data_references_in_loop): Remove call to
1805 compute_estimated_nb_iterations.
1806 * tree-data-ref.h (analyze_array): Declared.
1807 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
1808 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
1809 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
1810 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
1812 * tree-ssa-loop-ivcanon.c: Fix documentation.
1813 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
1814 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
1815 (infer_loop_bounds_from_undefined): New.
1816 (estimate_numbers_of_iterations_loop): Use
1817 infer_loop_bounds_from_undefined.
1818 (used_in_pointer_arithmetic_p): New.
1819 (scev_probably_wraps_p): Pass an extra parameter. Call
1820 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
1821 (convert_step): Fix documentation.
1822 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
1823 Use initial_condition_in_loop_num and evolution_part_in_loop_num
1824 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
1825 scev_probably_wraps_p.
1827 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
1829 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
1830 (s390_register_info): Ignore clobbered_regs information for fixed
1831 registers, and only fixed registers.
1832 (s390_init_frame_layout): Remove redundant call.
1834 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
1836 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
1837 description of -Wold-style-casts.
1839 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1840 Jakub Jelinek <jakub@redhat.com>
1842 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
1843 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
1844 * config/s390/s390.c (print_operand): New output modifier 'G' added.
1845 (get_thread_pointer): Renamed to s390_get_thread_pointer.
1846 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
1847 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
1848 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
1849 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
1850 ("stack_protect_set", "stack_protect_test"): New expanders.
1851 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
1852 "stack_protect_testdi"): New insn definitions.
1854 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1856 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
1858 2005-08-12 Paul Brook <paul@codesourcery.com>
1860 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
1862 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1864 * config/s390/predicates.md (setmem_operand): New predicate.
1865 (shift_count_operand): Accept ANDs with special constants as
1867 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
1868 with special constants.
1869 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
1870 shift_count_operand with setmem_operand.
1872 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1874 * config/s390/s390.c (s390_extract_part, s390_single_part):
1876 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
1877 (s390_output_mi_thunk): Don't use lg on 31 bit.
1878 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
1879 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
1881 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1883 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
1884 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
1885 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
1886 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
1887 with one of the new macros.
1889 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1891 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
1892 Don't set save_return_addr_p.
1893 (s390_register_info): Make clobbered_regs not depending on
1896 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
1898 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
1899 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
1901 2005-08-11 James E. Wilson <wilson@specifix.com>
1903 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
1905 2005-08-11 Jakub Jelinek <jakub@redhat.com>
1907 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
1908 locations gathered by var-tracking in single entry loc_list
1909 over loc_descriptor_from_tree.
1911 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
1912 pass it down to loc_descriptor.
1913 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
1914 (containing_function_has_frame_base): Move earlier in the file.
1915 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
1916 instead of always assuming fbreg can't be used.
1918 2005-08-11 David Edelsohn <edelsohn@gnu.org>
1920 * config/rs6000/altivec.md: Change constraint "m" to "Z".
1921 * config/rs6000/predicates.md (indexed_or_indirect_operand):
1922 Accept address wrapped in AND for Altivec.
1923 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
1924 Strip AND wrapping offset address for Altivec.
1926 2005-08-11 Richard Henderson <rth@redhat.com>
1929 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
1930 before using TYPE_IS_SIZETYPE.
1932 2005-08-11 Richard Henderson <rth@redhat.com>
1935 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
1936 insn types not present on ev4.
1937 (alphaev5_insn_pipe): Similarly.
1939 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
1942 * arm.c (arm_override_options): If the user has selected callee-super-
1943 interworking, then enable normal interworking.
1945 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1947 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
1950 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
1952 * doc/rtl.texi: Fix two typos.
1954 2005-08-11 Richard Guenther <rguenther@suse.de>
1957 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
1958 cases where we call to/from functions returning void.
1960 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
1963 * tree.c (build_pointer_type_for_mode): Robustify.
1965 2005-08-10 James E Wilson <wilson@specifix.com>
1967 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
1968 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
1970 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
1973 2005-08-10 Eric Christopher <echristo@apple.com>
1975 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
1976 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
1979 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
1982 * config/darwin.c (machopic_indirect_data_reference): Use a new register
1983 for the high part when generating dynamic-no-pic code.
1985 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
1987 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
1988 (x86_64-*-linux*): Likewise.
1990 * config/i386/crtfastmath.c: New file.
1991 * config/i386/t-crtfm: Likewise.
1993 * config/i386/linux.h (ENDFILE_SPEC): New.
1994 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
1996 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
1999 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
2001 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
2002 (vec_shl, vec_shr): Document new operations.
2003 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
2005 2005-08-10 David Edelsohn <edelsohn@gnu.org>
2007 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
2008 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
2009 change predicate to indexed_or_indirect_address.
2011 2005-08-10 Richard Sandiford <richard@codesourcery.com>
2013 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
2014 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
2015 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
2016 and __aeabi_uwrite8.
2017 * config/arm/unaligned-funcs.c: New file.
2018 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
2020 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
2022 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
2024 * cfglayout.c (pass_insn_locators_initialize): Add dump.
2025 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
2027 * except.c (pass_convert_to_eh_region_ranges): Add dump.
2028 * final.c (pass_shorten_branches): Add dump.
2029 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
2030 (pass_life): Rename dump.
2031 (rest_of_handle_flow2): Remove initial verify_flow_info.
2032 * function.c (pass_instantiate_virtual_regs): Add dump.
2033 * integrate.c (pass_initial_value_sets): Add dump.
2034 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
2035 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
2036 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
2037 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
2038 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
2039 gate_rtl_unrool_and_peel_loops): New.
2040 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
2041 rtl_doloop): Do not look at flags.
2042 * mode-switching.c (pass_mode_switching): Add dump.
2043 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
2044 pass_split_before_regstack): Add dump.
2045 * regmove.c (pass_stack_adjustments): Add dump.
2046 * tree-optimize.c (pass_fixup_cfg): Add dump.
2048 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2051 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
2052 deciding which instruction sequence to use.
2054 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
2056 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
2057 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
2059 2005-08-09 Richard Guenther <rguenther@suse.de>
2061 * c-common.c (builtin_function_2): Remove.
2062 (def_builtin_1): New function.
2063 (c_common_nodes_and_builtins): Use def_builtin_1 to
2064 build builtin functions.
2066 2005-08-09 Jie Zhang <jie.zhang@analog.com>
2068 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
2069 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
2070 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
2073 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
2075 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
2076 fold_binary instead of fold_build2 since we don't care about the
2078 (loop_niter_by_eval): Likewise.
2079 (compare_trees): Likewise.
2080 (proved_non_wrapping_p): Likewise.
2082 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
2086 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
2087 if the if is really empty.
2089 2005-08-09 Steven Bosscher <stevenb@suse.de>
2091 PR tree-optimization/23234
2092 * tree-ssa-math-opts.c (place_reciprocal): New enum.
2093 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
2094 argument of the new enum.
2095 (execute_cse_reciprocals): Add reciprocals for function arguments
2096 on the unique successor edge of the entry block. Update other calls
2097 to execute_cse_reciprocals_1.
2099 2005-08-08 Richard Henderson <rth@redhat.com>
2102 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
2104 2005-08-08 Bob Wilson <bob.wilson@acm.org>
2106 * expr.c (write_complex_part): Return after handling MEM.
2108 2005-08-08 Josh Conner <jconner@apple.com>
2110 PR rtl-optimization/23241
2111 * combine.c (simplify_comparison): Fix error in determining
2112 whether to lift a subreg from comparison.
2114 2005-08-08 David Edelsohn <edelsohn@gnu.org>
2117 * config/rs6000/altivec.md (vec_init<mode>): New.
2118 (vec_set<mode>): New.
2119 (vec_extract<mode>): New.
2120 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
2121 (rs6000_expand_vector_set): New.
2122 (rs6000_expand_vector_extract): New.
2123 (rs6000_legitimate_offset_address_p): Offset addresses are valid
2124 for Altivec modes before reload.
2125 (altivec_expand_vec_init_builtin): New.
2126 (get_element_number): New.
2127 (altivec_expand_vec_set_builtin): New.
2128 (altivec_expand_vec_ext_builtin): New.
2129 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
2131 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
2133 * config/rs6000/rs6000.h (rs6000_builtins): Add
2134 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
2135 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
2136 * config/rs6000/rs6000-protos.h: Declare new functions.
2138 2005-08-08 Jan Hubicka <jh@suse.cz>
2140 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
2141 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
2142 * i386.md (movdi*): Use pic_32bit_operand.
2143 * predicates.md (pic_32bit_operand): New.
2145 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
2148 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
2150 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
2152 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
2153 (test_for_singularity): Use fold_build2.
2155 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2157 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
2159 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
2161 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
2162 (COMMON_ASM_OP) Define.
2163 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
2164 (ix86_encode_section_info): Likewise.
2165 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
2166 SUBTARGET_ENCODE_SECTION_INFO.
2168 2005-08-06 Richard Henderson <rth@redhat.com>
2171 * tree-nested.c (convert_local_reference): Save and restore val_only
2172 around component_ref and friends. Clear walk_subtrees by default.
2174 2005-08-06 Peter O'Gorman <peter@pogma.com>
2177 * gcc.c (process_command): Check the argument to -b has a dash.
2178 * doc/invoke.texi: Update -b and -V docs.
2180 2005-08-06 James E Wilson <wilson@specifix.com>
2182 * config/mips/cross64.h, config/mips/t-cross64: Delete.
2184 2005-08-06 Michael Matz <matz@suse.de>
2186 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
2187 member only if only one insn is associated with the value.
2189 2005-08-06 Nick Clifton <nickc@redhat.com>
2191 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
2193 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
2194 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
2195 Check symbol flags instead of symbol name mangling.
2196 (xstormy16_asm_output_aligned_common): Likewise. Also
2197 simplify code since the bss100_section cass is the only case
2198 where the below100 code will be triggered.
2199 (xstormy16_encode_section_info): Encode below100 attribute
2200 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
2202 (xstormy16_strip_name_encoding): Delete - this function is no
2204 (TARGET_STRIP_NAME_ENCODING): Undefine.
2205 * config/stormy16/stormy16-protos.h: Delete prototype for
2206 xstormy16_strip_name_encoding.
2208 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
2210 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
2211 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
2212 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
2213 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
2214 config/alpha/predicates.md, config/arc/arc.h,
2215 config/arm/arm.h, config/arm/ieee754-df.S,
2216 config/arm/ieee754-sf.S, config/bfin/bfin.c,
2217 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
2218 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
2219 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
2220 config/m68hc11/m68hc11.h, config/mips/mips.c,
2221 config/mips/mips.h, config/mips/openbsd.h,
2222 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
2223 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
2224 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
2225 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
2226 config/sparc/linux.h, config/sparc/linux64.h,
2227 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
2228 doc/extend.texi, doc/gcov.texi, doc/install.texi,
2229 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
2230 typos. Follow spelling conventions.
2232 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
2235 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
2236 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
2237 specially. Check for side effects only for COND_EXPR.
2238 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
2239 return with TREE_NO_WARNING.
2241 2005-08-06 Richard Sandiford <richard@codesourcery.com>
2243 PR rtl-optimization/23233
2244 * loop.c (combine_movables): Require the modes to be the same.
2245 (move_movables): Remove handling of cases where the replacement
2246 had a different mode to the original.
2248 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
2250 PR tree-optimization/23128
2251 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
2252 subtraction wrap, and set TREE_OVERFLOW if they do.
2254 2005-08-05 Richard Henderson <rth@redhat.com>
2257 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
2258 FORCED_LABEL labels.
2260 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
2263 * reload.c (find_reloads_subreg_address): Pass down TYPE
2264 unchanged. Change all callers except find_reloads_toplev.
2266 2005-08-05 Michael Matz <matz@suse.de>
2268 * genattrtab.c (current_alternative_string): Remove.
2269 (SIMPLIFY_ALTERNATIVE): Ditto.
2270 (attr_alt_bit_p): Ditto.
2271 (alternative_name): Make const char *.
2272 (evaluate_eq_attr): Remove use of above things.
2273 (simplify_test_exp): Ditto.
2274 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
2275 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
2277 2005-08-04 James E Wilson <wilson@specifix.com>
2279 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
2280 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
2281 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
2282 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
2283 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
2285 2005-08-04 Richard Henderson <rth@redhat.com>
2288 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
2289 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
2290 * tree-sra.c (decide_block_copy): Use it. Disable element copy
2291 if we'd have to instantiate too many members.
2293 2005-08-04 Richard Henderson <rth@redhat.com>
2296 * tree-outof-ssa.c (coalesce_asm_operands): New.
2297 (coalesce_ssa_name): Use it. Split out ...
2298 (coalesce_phi_operands, coalesce_result_decls): ... these.
2300 2005-08-04 Paul Brook <paul@codesourcery.com>
2302 * read-rtl.c (read_quoted_string): Break if EOF.
2304 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
2306 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
2307 (fold_build2): Likewise.
2308 (fold_build3): Likewise.
2309 (fold_build1_stat): New function prototype.
2310 (fold_build2_stat): Likewise.
2311 (fold_build3_stat): Likewise.
2312 * fold-const.c (fold_build1): Rename to ..
2313 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
2314 through to build1_stat.
2315 (fold_build2): Rename to ..
2316 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
2317 through to build2_stat.
2318 (fold_build3): Rename to ..
2319 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
2320 through to build3_stat.
2322 2005-08-04 David Edelsohn <edelsohn@gnu.org>
2323 Ian Lance Taylor <ian@airs.com>
2325 * function.c (assign_stack_local_1): Do not correct stack slot
2326 address if allocation size is smaller than mode size.
2328 2005-08-04 Diego Novillo <dnovillo@redhat.com>
2331 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
2332 (tree_merge_blocks): Propagate anything allowed by
2334 Clarify documentation.
2335 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
2336 SSA form, schedule an update if necessary.
2338 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
2340 * doc/install.texi (Binaries): Remove broken link to
2341 Sinix/Reliant Unix binaries.
2343 2005-08-03 Richard Henderson <rth@redhat.com>
2346 * function.c (stack_protect_epilogue): Export.
2347 * tree.h (stack_protect_epilogue): Declare.
2348 * calls.c (expand_call): Call it.
2350 2005-08-03 Eric Christopher <echristo@apple.com>
2352 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
2353 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
2356 2005-08-04 Jan Hubicka <jh@suse.cz>
2358 * profile.c (branch_prob): Split edges with goto locus on them
2359 to get proper line counts.
2360 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
2362 2005-08-03 Paul Brook <paul@codesourcery.com>
2364 * function.c (assign_parms): Round current_function_args_size
2365 to PARM_BOUNDARY, not STACK_BOUNDARY.
2367 2005-08-03 Geoffrey Keating <geoffk@apple.com>
2369 * config/i386/i386.c (x86_elf_aligned_common)
2370 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
2372 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
2374 PR tree-optimization/23157
2375 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
2376 before emitting them.
2378 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2380 PR tree-optimization/19899
2381 * Makefile.in (tree-scalar-evolution.o): Add real.h.
2382 * tree-scalar-evolution.c: Include real.h.
2383 (add_to_evolution): Build constant -1 of correct type.
2385 2005-08-03 Jan Hubicka <jh@suse.cz>
2387 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
2388 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
2389 profile updating for complette unrolling.
2390 * loop-unroll.c (peel_loop_completely): Use it.
2391 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
2392 (tree_unroll_loops_completely): Disable code growing unrolling of cold
2395 2005-08-03 Paul Brook <paul@codesourcery.com>
2397 * combine.c (can_change_dest_mode): New function.
2398 (try_combine, simplify_set): Use it.
2400 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
2402 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
2405 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
2407 * doc/install.texi (Specific): Adjust link to openavr.org.
2408 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
2409 (Binaries): Adjust HP-UX Porting Center link.
2410 (Binaries): Adjust Free Software Foundation ordering link.
2412 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
2414 * convert.c (convert_to_integer): Use fold_build1 instead of
2415 build1 when converting an integer to an integer.
2417 2005-08-02 Richard Henderson <rth@redhat.com>
2419 * combine.c (combine_instructions): Don't use reg_equal/equiv
2420 results if the mode doesn't match.
2422 2005-08-02 Mark Mitchell <mark@codesourcery.com>
2424 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
2425 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
2427 2005-08-02 Richard Henderson <rth@redhat.com>
2430 * explow.c (memory_address): Remove special-case for
2431 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
2433 2005-08-02 Diego Novillo <dnovillo@redhat.com>
2436 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
2437 number of calls to cleanup_tree_cfg_1.
2439 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
2441 * doc/invoke.texi: document file extensions .F90 and .F95
2443 2005-08-02 Richard Guenther <rguenther@suse.de>
2445 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
2446 positive if its first argument is positive.
2448 2005-08-02 Richard Guenther <rguenther@suse.de>
2450 PR tree-optimization/23177
2451 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
2454 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
2456 PR tree-optimization/23129
2457 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
2458 varying for divisions with anti-ranges.
2460 2005-08-02 Jan Hubicka <jh@suse.cz>
2462 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
2463 * tree-ssa-threadupdate.c (thread_block): Add it here.
2465 2005-08-01 James E Wilson <wilson@specifix.com>
2467 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
2468 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
2469 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
2471 * config/mips/predicates.md (const_call_insn_operand): Add check for
2472 SYMBOL_REF_LONG_CALL_P.
2473 * doc/extend.texi (long_call): Document the new attribute.
2475 2005-08-01 Ian Lance Taylor <ian@airs.com>
2476 Richard Henderson <rth@redhat.com>
2478 * Makefile.in (RTL_BASE_H): Add real.h.
2479 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
2481 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
2483 * rtl.c (rtl_check_failed_code_mode): New.
2484 * rtl.h (struct rtx_def): Add u.rv.
2485 (XCMWINT, XCNMPRV): New.
2486 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
2487 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
2489 2005-08-01 Richard Henderson <rth@redhat.com>
2491 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
2492 with auto-inc codes.
2494 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
2496 2005-08-01 Jan Hubicka <jh@suse.cz>
2498 * i386-protos.h (asm_preferred_eh_data_format): Declare.
2499 * i386.c: Include dwarf2.h
2500 (asm_preferred_eh_data_format): New.
2501 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
2503 2005-08-01 Ian Lance Taylor <ian@airs.com>
2505 * config/host-linux.c (linux_gt_pch_get_address): Add new name
2506 randomize_va_space for virtual address randomization control.
2508 2005-08-01 Steven Bosscher <stevenb@suse.de>
2510 * common.opt (flag_ipa_cp): Put in right place to maintain
2513 2005-08-01 Jan Hubicka <jh@suse.cz>
2515 * profile.c (compute_value_histograms): Fix thinko.
2516 * value-prof.c: Include toplev.h
2517 (check_counter): New function.
2518 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
2519 tree_mod_subtract_transform): Add sanity check.
2521 2005-08-01 Richard Guenther <rguenther@suse.de>
2523 PR tree-optimization/23133
2524 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
2525 current functions parameter decls to find defs to cse
2528 2005-08-01 Richard Guenther <rguenther@suse.de>
2530 PR tree-optimization/23109
2531 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
2532 If trapping math is in effect, use post-dominator information
2533 to check if we'd in any case reach a trapping point before
2534 doing the reciprocal insertion.
2535 (execute_cse_reciprocals): Compute post-dominators, if necessary.
2536 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
2537 expressions are invariant only if trapping math is not in effect.
2539 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
2541 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
2542 cgraph_function_versioning): New declarations.
2543 * cgraphunit.c: Add include to ipa-prop.h.
2544 (update_call_expr, cgraph_copy_node_for_versioning,
2545 cgraph_function_versioning): New functions.
2546 * integrate.c (copy_decl_for_inlining): Remove.
2547 * ipa-prop.h (ipa_replace_map): New struct.
2548 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
2549 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
2550 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
2551 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
2552 ipcp_iterate_stage, ipcp_method_scale_print,
2553 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
2554 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
2555 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
2556 ipcp_update_bb_counts, ipcp_update_profiling,
2557 ipcp_update_edges_counts): New functions.
2558 (ipcp_method_cval_init): Remove restriction regarding local methods.
2559 (ipcp_init_stage): Add ipcp_method_compute_scale.
2560 (ipcp_insert_stage): Add versioning.
2561 (ipcp_structures_print): Add ipcp_method_scale_print.
2562 (ipcp_driver): Dump profiling info.
2563 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
2564 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
2565 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
2566 (struct inline_data): Add versioning_p, ipa_info, new fields.
2567 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
2568 declare_return_variable): Replace calls to copy_decl_for_inlining with
2570 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
2572 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
2573 Add argument VERSIONING.
2574 (copy_arguments_for_versioning, copy_static_chain,
2575 function_versionable_p, tree_versionable_function_p,
2576 tree_function_versioning, replace_ref_tree): New functions.
2577 * tree-inline.h: Include varray.h.
2578 (tree_versionable_function_p, tree_function_versioning,
2579 tree copy_decl_for_dup): New declarations.
2581 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
2583 * ipa-cp.c: New file. Contains IPCP specific functionality.
2584 * ipa-prop.h: New file. Contains structures/definitions that can be
2585 used by several interprocedural data flow optimizations (and also IPCP).
2586 * ipa-prop.c: New file.
2587 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
2588 * common.opt: Add ipa-cp flag.
2589 * timevar.def: Add IPCP optimization.
2590 * tree-optimize.c (init_tree_optimization_passes): Schedule
2592 * tree-pass.h (pass_ipa_cp): Declare.
2594 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
2596 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
2597 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
2598 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
2599 config/i386/i386.c, config/mips/mips.h,
2600 config/rs6000/rs6000.h, config/sh/sh.c,
2601 config/stormy16/stormy16.c: Fix comment typos.
2603 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
2606 * c-typeck.c (build_binary_op): Use common_type wrapper on
2608 (common_type): Update comment.
2610 2005-07-31 Steven Bosscher <stevenb@suse.de>
2613 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
2614 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
2615 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
2617 2005-07-31 Jan Hubicka <jh@suse.cz>
2619 * pretty-print.h (pp_widest_integer): New macro.
2620 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
2623 2005-07-31 Jan Hubicka <jh@suse.cz>
2625 * output.h (enum section_category): Export from varasm.c
2626 (categorize_decl_for_section): Likewise.
2627 * varasm.c (enum section_category): Kill.
2628 (categorize_decl_for_section): Make global.
2629 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
2631 * i386.c (ix86_section_threshold): New static variable.
2632 (ix86_in_large_data_p, ix86_encode_section_info,
2633 x86_64_elf_unique_section,
2634 x86_64_elf_select_section): New functions.
2635 (TARGET_ENCODE_SECTION_INFO): Define
2636 (override_options): Enable medium model for PIC.
2637 (ix86_expand_prologue): Expand gen_set_got_rex64.
2638 (legitimate_constant_p): Handle new UNSPECs.
2639 (legitimate_pic_address_disp_p): Likewise.
2640 (legitimize_pic_address): Lower MEDIUM model addressing.
2641 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
2642 (enum cmodel): Add MEDIUM_PIC.
2643 (SYMBOL_REF_FAR_ADDR_P): New macro.
2644 (SYMBOL_FLAG_FAR_ADDR): New flag.
2645 * i386.md (movdi): Support medium model.
2646 (set_got_rex64): New pattern.
2647 * i386.opt (mlarge-data-threshold): New flag.
2648 * predicates.md (zext_operand/sext_operand): Deal with medium model.
2649 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
2650 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
2651 TARGET_ASM_UNIQUE_SECTION): New.
2653 * invoke.texi (-mlarge_data_threshold): Document
2655 2005-07-31 Jan Hubicka <jh@suse.cz>
2657 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
2658 (coalesce_vars): Likewise.
2659 * tree-ssa-live.c (coalesce_cost): New.
2660 (build_tree_conflict_graph): Use coalesce_cost.
2661 * tree-ssa-live.h (coalesce_cost): Declare.
2663 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
2665 * arm.md (all peepholes for post-increment operations): Delete.
2666 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
2667 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
2668 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
2669 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
2670 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
2672 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
2674 * fold-const.c (tree_expr_nonnegative_p): Always return true for
2677 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
2680 * doc/invoke.texi: Document -rdynamic.
2682 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
2685 * c-parser.c (c_parser_parms_list_declarator): Call
2686 mark_forward_parm_decls.
2687 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
2688 decls with visibility structure.
2690 2005-07-30 Paul Brook <paul@codesourcery.com>
2692 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
2694 2005-07-30 Paul Brook <paul@codesourcery.com>
2696 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
2698 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
2700 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
2702 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2705 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
2706 nested function declarators.
2707 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
2708 (grokparms): Call warn_if_shadowing for parameters used within the
2710 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
2711 not used within the parameter list.
2712 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
2714 2005-07-30 Jan Hubicka <jh@suse.cz>
2716 * expr.c (expand_expr_real_1): Do not load mem targets into register.
2717 * i386.c (ix86_fixup_binary_operands): Likewise.
2718 (ix86_expand_unary_operator): Likewise.
2719 (ix86_expand_fp_absneg_operator): Likewise.
2720 * optabs.c (expand_vec_cond_expr): Validate dest.
2722 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2725 * real.c (real_from_string): Also set last bit if there is a
2726 nonzero hex digit beyond GCC's internal precision after ".".
2728 2005-07-29 David Edelsohn <edelsohn@gnu.org>
2730 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
2731 define_constants. Change duplicate values to unassigned numbers.
2732 Change UNSPEC_SUBS to UNSPEC_VSUBS.
2733 (*altivec_vspltsf): New.
2734 (altivec_vperm_v4sf): Delete.
2735 (altivec_vperm_<mode>): Use mode macro V.
2736 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
2737 (altivec_predicate_v4sf): Delete.
2738 (altivec_predicate_<mode>): Use mode macro V.
2739 (*altivec_lvesfx): New.
2740 (*altivec_stvesfx): New.
2741 (vec_realign_load_v4sf): Delete.
2742 (vec_realign_load_<mode>): Use mode macro V.
2743 * config/rs6000/rs6000.c (generate_set_vrsave): Use
2746 2005-07-29 Mark Mitchell <mark@codesourcery.com>
2749 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
2751 * configure: Regenerated.
2753 2005-07-29 Paul Brook <paul@codesourcery.com>
2755 * doc/install.texi: Add link to GFortran binaries wiki page.
2757 2005-07-29 David Ung <davidu@mips.com>
2759 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
2760 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
2761 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
2762 * config/mips/mips.md (cpu): Add 5kf name.
2763 (includes): Includes 5k.md.
2764 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
2765 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
2768 2005-07-29 Diego Novillo <dnovillo@redhat.com>
2771 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
2772 (cleanup_tree_cfg): ... here.
2773 Call cleanup_tree_cfg_1 until there are no more cleanups to
2776 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
2778 * tree-vrp.c (compare_range_with_value): Return true or false
2779 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
2780 EQ_EXPR respectively.
2782 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
2784 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
2787 2005-07-29 Diego Novillo <dnovillo@redhat.com>
2789 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
2790 (tree_ssa_dominator_optimize): Increment it.
2791 (dump_dominator_optimization_stats): Print it.
2793 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
2794 Steven Bosscher <stevenb@suse.de>
2796 PR rtl-optimization/23117
2797 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
2798 when head == tail. Tidy comment.
2800 2005-07-28 Richard Henderson <rth@redhat.com>
2802 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
2803 * cselib.c (rtx_equal_for_cselib_p): Likewise.
2804 * jump.c (rtx_renumbered_equal_p): Likewise.
2805 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
2806 CONST_INT and CONST_DOUBLE.
2807 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
2808 * reload.c (operands_match_p): Special case CONST_INT and
2809 CONST_DOUBLE; check mode earlier.
2811 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2814 * c-typeck.c (convert_for_assignment): Do not check
2815 DECL_IN_SYSTEM_HEADER on NULL fundecl.
2817 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2820 * c-typeck.c (composite_type): Prefer constant size arrays to
2823 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2826 * real.c (real_from_string): Set last bit if there is a nonzero
2827 hex digit beyond GCC's internal precision.
2829 2005-07-28 Richard Henderson <rth@redhat.com>
2832 * cfgcleanup.c (try_forward_edges): Watch out for end of
2835 2005-07-28 James E Wilson <wilson@specifixinc.com>
2838 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
2840 2005-07-28 Jan Hubicka <jh@suse.cz>
2842 * Makefile.in (rtl-profile.o): Kill all traces of it.
2843 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
2844 * coverage.h (rtl_coverage_counter_ref): Kill.
2845 * opts.c (flag_speculative_prefetching_set): Kill.
2846 (flag_loop_optimize_set): New.
2847 (common_handle_option): Disable loop optimizer when profiling;
2848 do not handle speculative prefetching.
2849 * passes.c (init_optimization_passes): Replace pass_profiling combo
2850 by branch_prob pass.
2851 * profile.c (compute_value_histograms): Update for simplified value
2853 (rtl_register_profile_hooks): Kill.
2854 (pass_profiling): Kill.
2855 (rest_of_handle_branch_prob): Do not profile.
2856 * toplev.c (process_options): Remove speculative prefetching.
2857 * toplev.h (flag_tree_based_profiling): Kill.
2858 * tree-profile.c (prepare_instrumented_value,
2859 tree_gen_interval_profiler, tree_gen_pow2_profiler,
2860 tree_gen_one_value_profiler, do_tree_profiling): Update for
2861 simplified datastructures.
2862 * value-prof.c: Add comment that speculative prefetching was dropped;
2863 update rest of file for simplified datastructures.
2864 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
2865 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
2866 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
2867 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
2868 rtl_mod_subtract, gen_speculative_prefetch,
2869 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
2870 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
2871 (gate_handle_value_profile_transformations,
2872 rest_of_handle_value_profile_transformations,
2873 pass_value_profile_transformations): Kill.
2874 * value-prof.h (histogram_value_t): Remove IL based unions.
2875 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
2876 rtl_profile_hooks): Remove hooks.
2878 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
2880 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
2881 (cgraph_clone_node): Likewise.
2882 * cgraph.h (cgraph_clone_edge): Update prototype.
2883 (cgraph_clone_node): Likewise.
2884 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
2886 (lookup_recursive_calls): Consider profile.
2887 (cgraph_decide_recursive_inlining): Fix updating; use new
2888 probability argument; use profile.
2889 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
2890 * tree-inline.c (copy_bb): Update clal of clone_edge.
2891 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
2893 * invoke.texi (min-inline-recursive-probability): Document.
2895 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
2897 * doc/install.texi (Configuration): Update Valgrind homepage.
2899 2005-07-28 Richard Henderson <rth@redhat.com>
2902 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
2903 labels we want to delete.
2904 (cfg_layout_merge_blocks): Likewise.
2906 2005-07-28 Richard Henderson <rth@redhat.com>
2909 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
2910 when expanding to nothing.
2912 2005-07-28 Josh Conner <jconner@apple.com>
2914 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
2915 (cgraph_decide_inlining_of_small_functions): Likewise.
2917 2005-07-28 Josh Conner <jconner@apple.com>
2919 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
2920 direction of badness if negative.
2921 (cgraph_default_inline_p): Add reason to parameters, and assign it
2923 (cgraph_decide_inlining_of_small_functions): New parameter in call
2924 to cgraph_default_inline_p.
2925 (cgraph_decide_inlining_incrementally): Likewise.
2926 * cgraphunit.c (decide_is_function_needed): Likewise.
2927 * cgraph.h (cgraph_default_inline_p): Likewise.
2929 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2931 * builtins.c: Fix comment typo(s).
2932 * genautomata.c: Likewise.
2933 * gimplify.c: Likewise.
2934 * tree-dfa.c: Likewise.
2935 * tree-flow-inline.h: Likewise.
2936 * tree-into-ssa.c: Likewise.
2937 * tree-ssa-alias.c: Likewise.
2938 * tree-ssa-ccp.c: Likewise.
2939 * tree-ssa-copy.c: Likewise.
2940 * tree-ssa-dce.c: Likewise.
2941 * tree-ssa-dom.c: Likewise.
2942 * tree-ssa-operands.c: Likewise.
2943 * tree-tailcall.c: Likewise.
2944 * tree-vectorizer.c: Likewise.
2945 * tree-vrp.c: Likewise.
2948 2005-07-28 Jeff Law <law@redhat.com>
2950 * tree-vrp.c (test_for_singularity): Extracted from ...
2951 (simplify_cond_using_ranges): Attempt to simplify a relational
2952 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
2954 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
2956 PR tree-optimization/22506
2957 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
2958 phis whose argument is constant.
2960 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
2962 PR rtl-optimization/18992
2963 Back out this patch:
2964 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2965 PR optimization/12142
2966 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
2967 uses of the register in the SET_SRC. Remove unnecessary argument.
2969 Replace it with this:
2970 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
2971 if flag_non_call_exceptions is set and the insn may trap, pass
2972 pc_rtx as dest for recursion.
2973 In SET_SRC part of SET case, if dest is already set, pass it down
2976 2005-07-28 Jan Hubicka <jh@suse.cz>
2978 * cfg.c (update_bb_profile_for_threading): Use RDIV.
2979 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
2980 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
2982 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
2983 profile when available.
2985 2005-07-28 Jan Beulich <jbeulich@novell.com>
2987 * config/ia64/ia64.c (ia64_load_pair_ok): New.
2988 (ia64_print_operand): Describe and handle 'X'.
2989 (ia64_register_move_cost): Also handle FP_REGS.
2990 (ia64_preferred_reload_class): Likewise.
2991 (ia64_secondary_reload_class): Likewise.
2992 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
2993 it. Also check for ITANIUM_CLASS_FLDP.
2994 * config/ia64/ia64.h (FP_REGNO_P): New.
2995 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
2996 (reg_class): Add FP_REGS.
2997 (REG_CLASS_NAMES): Adjust for it.
2998 (REG_CLASS_CONTENTS): Likewise.
2999 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
3000 (REG_CLASS_FROM_LETTER): Handle 'x'.
3001 (CLASS_MAX_NREGS): Handle FP_REGS.
3002 (MEMORY_MOVE_COST): Likewise.
3003 * config/ia64/ia64.md (itanium_class): Add fldp.
3004 (type): Handle fldp.
3005 (movti_internal): More allowable operand combinations. Use ldfp8 when
3006 splitting unnecessary. Remove predicable attribute. Adjust
3007 itanium_class attribute.
3008 (smuldi3_highpart): Remove outdated comment.
3009 (mulditi3, umulditi3, rotlti3): New expanders.
3010 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
3011 (absti2): Disabled new insn for future reference.
3012 Respective new splitters.
3013 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
3014 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
3015 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
3017 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
3019 PR rtl-optimization/23047
3020 * simplify-rtx.c (simplify_const_relational_operation): Respect
3021 flag_wrapv for comparisons with ABS.
3023 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
3025 PR tree-optimization/22493
3026 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
3027 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
3029 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
3031 * config/frv/frv.opt (moptimize-membar): New.
3033 * doc/invoke.texi: Document -moptimize-membar and its inverse.
3035 * config/frv/frv.h: Remove machine_function definition.
3037 * config/frv/frv.c (struct frv_io): New.
3038 (struct machine_function): Moved from frv.h. Add has_membar_p.
3039 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
3040 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
3041 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
3042 (frv_optimize_membar_global, frv_optimize_membar): New functions.
3043 (frv_reorg): Call frv_optimize_membar when appropriate.
3044 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
3045 (frv_expand_builtin): Adjust calls accordingly.
3046 (frv_io_address_cookie): New function.
3047 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
3048 load or store rather than a special insn. Add ccnstant address and
3049 io-type operands to the membar.
3050 (frv_ifcvt_modify_tests): Unsign regno.
3051 (frv_ifcvt_modify_tests): Same.
3053 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
3054 UNSPEC_OPTIONAL_MEMBAR constant.
3055 (builtin_read_<mode>): Delete.
3056 (builtin_write_<mode>): Delete.
3057 ("optional_membar_<mode>"): Add operand.
3059 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
3060 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
3061 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
3062 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
3063 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
3064 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
3065 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
3066 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
3067 * testsuite/gcc.target/frv/all-read-write-1.c: New.
3069 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
3071 * df.c (df_uses_record): Handle SCRATCH.
3073 2005-07-28 Steven Bosscher <stevenb@suse.de>
3076 * passes.c (rest_of_decl_compilation): If decl is a type and
3077 we have encountered errors, don't emit debug information.
3079 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
3081 * params.def: Fixed comment.
3083 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
3086 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
3087 (TARGET_ASM_UNALIGNED_HI_OP): Add.
3088 (TARGET_ASM_UNALIGNED_SI_OP): Add.
3090 2005-07-27 Steven Bosscher <stevenb@suse.de>
3093 * varasm.c (assemble_start_function): Don't do anything that may
3094 require a CFG if the current function is a thunk.
3096 2005-07-25 Geoffrey Keating <geoffk@apple.com>
3098 * doc/install.texi (Prerequisites): Mention that perl is needed
3099 to do export control in libstdc++ targetting Darwin.
3101 2005-07-27 Steven Bosscher <stevenb@suse.de>
3103 PR rtl-optimization/17808
3104 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
3105 (sched_insns_conditions_mutex_p): Split out from...
3106 (add_dependence): ...here. But don't call it from here.
3107 (add_dependence_list): Check sched_insns_conditions_mutex_p
3108 before calling add_dependence.
3109 (add_dependence_list_and_free): Likewise.
3110 (fixup_sched_groups): Likewise.
3111 (sched_analyze_1): Likewise.
3112 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
3113 (sched_analyze): Likewise.
3114 (sched_analyze_insn): Likewise.
3115 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
3116 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
3117 dependencies on all COND_EXEC insns to jumps ending basic blocks
3118 when doing intrablock scheduling.
3119 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
3121 2005-07-27 Jeff Law <law@redhat.com>
3123 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
3124 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
3125 equivalency sets, correctly handle the case were vr0 has an
3126 equivalency set, but vr1 does not.
3128 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
3130 PR tree-optimization/23073
3131 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
3132 vect_print_dump_info before fprintf.
3134 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3136 PR tree-optimize/22348
3137 * tree-ssa-loop-niter.c (number_of_iterations_cond):
3138 Fold the partial computation.
3140 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3142 PR tree-optimization/22325
3143 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
3145 * tree-scalar-evolution.c (scev_const_prop): Add generic final
3147 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
3148 (force_var_cost): ... this function.
3149 (compute_phi_arg_on_exit): Export.
3151 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3153 PR tree-optimization/20773
3154 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
3157 2005-07-27 Richard Guenther <rguenther@suse.de>
3159 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
3160 Avoid pushing again if current struct contains only
3161 fields we decomposed.
3163 2005-07-27 Jan Hubicka <jh@suse.cz>
3165 PR tree-optimization/22574
3166 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
3169 * tree-tailcall.c (decrease_profile): New function.
3170 (eliminate_tail_call): Use it.
3172 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
3173 visibility flags correctly in whole program mode.
3175 2005-07-26 Steve Ellcey <sje@cup.hp.com>
3177 PR rtl-optimization/22472
3178 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
3180 2005-07-26 Steven Bosscher <stevenb@suse.de>
3182 PR tree-optimization/22504
3183 * tree-complex.c (expand_complex_addition): Use 'code' instead
3184 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
3186 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
3188 * config.gcc (cpu_type): Add frv case.
3189 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
3190 (supported_defaults): Add fr550 case.
3192 2005-07-26 Diego Novillo <dnovillo@redhat.com>
3195 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
3196 whether a pointer of type T * may point to objects of type T *.
3198 2005-07-26 DJ Delorie <dj@redhat.com>
3200 * configure: Regenerate.
3202 2005-07-26 Dale Johannesen <dalej@apple.com>
3204 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
3206 2005-07-26 Mark Mitchell <mark@codesourcery.com>
3208 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
3209 Clarify use of "build" in name.
3211 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
3213 * doc/extend.texi (Raw read/write Functions): New section.
3214 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
3215 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
3216 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
3217 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
3218 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
3219 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
3220 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
3221 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
3222 * config/frv/frv.c: Add bdesc_loads global.
3223 Add bdesc_stores global.
3224 (frv_init_builtins): Add support for __builtin_{read/write}*.
3225 (frv_volatile_memref): New.
3226 (frv_expand_load_builtin): New.
3227 (frv_expand_store_builtin): New.
3228 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
3229 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
3230 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
3231 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
3232 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
3233 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
3234 (builtin_read_<mode>): New.
3235 (builtin_write_<mode>): New.
3236 (builtin_write64): New.
3237 (optional_membar_<mode>): New.
3239 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
3241 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
3242 (rather than units) against HOST_BITS_PER_WIDE_INT.
3244 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
3246 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
3247 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
3248 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
3249 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
3252 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
3253 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
3254 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
3256 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
3258 2005-07-26 Richard Guenther <rguenther@suse.de>
3260 PR tree-optimization/22486
3261 * fold-const.c (fold_unary): Fold away useless component
3262 references of the form (T *)&T.x, if the address
3265 2005-07-25 James E Wilson <wilson@specifixinc.com>
3267 * dwarf2out.c (add_call_src_coords_attributes): New.
3268 (gen_inlined_subroutine_die): Call it.
3269 (maybe_emit_file, init_file_table): Add comments.
3270 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
3272 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
3273 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
3274 * tree.h (BLOCK_SOURCE_LOCATION): New.
3275 (struct tree_block): New field locus.
3277 2005-07-26 Andreas Schwab <schwab@suse.de>
3279 PR rtl-optimization/23043
3280 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
3281 when allocating a struct unoccr.
3283 2005-07-25 Richard Henderson <rth@redhat.com>
3286 * tree-complex.c (gate_no_optimization): True if errors.
3287 * Makefile.in (tree-complex.o): Update dependencies.
3289 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
3291 * config/frv/predicates.md (integer_register_operand): Use
3294 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
3297 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
3299 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
3301 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
3303 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
3304 types when flag_unsafe_math_optimizations is true.
3306 2005-07-25 Mark Mitchell <mark@codesourcery.com>
3308 * gcc.c (option_map): Add --sysroot.
3309 (process_command): Handle --sysroot.
3310 (display_help): Document it.
3311 * doc/cppopts.tex (-isysroot): Document.
3312 * doc/invoke.texi (--sysroot): Document.
3313 * doc/install.texi (--with-build-sysroot): Document.
3315 * Makefile.in (inhibit_libc): New variable.
3316 (INHIBIT_LIBC_CFLAGS): Likewise.
3317 (LIBGCC2_CFLAGS): Include
3318 $(INHIBIT_LIBC_CFLAGS).
3319 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
3320 ($(T)crtbegin.o): Do not use @inhibit_libc@.
3321 ($(T)crtend.o): Likewise.
3322 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
3323 ($(T)crtendS.o): Likewise.
3324 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
3325 ($(T)crtendT.o): Likewise.
3326 (stmp-fixinc): Do not complain about missing headers if
3328 * configure.ac (inhibit_libc): Set it to true/false.
3329 (--with-build-sysroot): New option. Use it to set
3331 * configure: Regenerated.
3333 2005-07-25 Manfred Hollstein <mh@suse.com>
3335 * calls.c (store_one_arg): Fix unsigned comparison warning.
3337 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
3340 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
3341 (ggc_print_statistics): Initialize variable before use.
3343 2005-07-25 Richard Guenther <rguenther@suse.de>
3345 * tree-dfa.c (mark_new_vars_to_rename): Protect against
3346 calling with a PHI_NODE argument.
3348 * tree-flow-inline.h (overlap_subvar): Protect against
3351 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
3353 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
3354 * configure: Regenerate.
3356 2005-07-25 Ira Rosen <irar@il.ibm.com>
3358 * expr.c (highest_pow2_factor): Make extern.
3359 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
3360 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
3361 record_array_differ_p, array_ptr_differ_p): Likewise.
3362 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
3363 additional cases. Call the above functions.
3364 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
3365 base_object_differ_p when there are two base objects. Otherwise, compare
3366 base address and offset. Call may_alias_p.
3367 (dump_data_reference): Use a correct field name.
3368 (analyze_array): Make static. Initialize new data-ref fields.
3369 (analyze_indirect_ref): New function.
3370 (init_data_ref): Initialize new data-ref fields.
3371 (strip_conversion): Moved from tree-vect-analyze.c.
3372 (analyze_offset_expr, get_ptr_offset, address_analysis,
3373 object_analysis): Likewise.
3374 (analyze_offset): New function.
3375 (create_data_ref): Likewise.
3376 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
3377 dimensions for ARRAY_REFs only.
3378 (build_classic_dist_vector): Make static.
3379 (access_functions_are_affine_or_constant_p): Call macro to get the
3380 address of access functions.
3381 (compute_all_dependences): Add new parameter
3382 compute_self_and_read_read_dependences. Compute self and read-read
3383 dependences if it is true.
3384 (find_data_references_in_loop): Call create_data_ref. Initialize new
3386 (compute_data_dependences_for_loop): Add new parameter
3387 compute_self_and_read_read_dependences. Remove parameter nb_loops,
3388 compute nb_loops. Call compute_all_dependences,
3389 build_classic_dist_vector and build_classic_dir_vector with correct
3391 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
3392 with correct parameters. Compare dimensions for ARRAY_REFs only.
3393 (free_data_refs): Call macro to free access functions.
3394 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
3395 fields from stmt_vinfo.
3396 (struct base_object_info): New structure.
3397 (struct data_reference): Move fields to base_object_info. Add fields
3398 first_location and object_info for above structures. Move fields from
3399 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
3400 aligned_to. Add macros to access the new fields.
3401 Update functions declarations.
3402 * tree-flow.h (is_aliased_with): Declare.
3403 * tree-loop-linear.c (linear_transform_loops): Call
3404 compute_data_dependences_for_loop with correct parameters.
3405 * tree-ssa-alias.c (is_aliased_with): New function.
3406 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
3407 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
3408 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
3409 vect_base_addr_differ_p, compute_subscript_distance and
3410 build_classic_dist_vector. Add printings. Check absolute value of
3412 (vect_analyze_data_ref_dependences): Go through ddrs instead of
3414 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
3415 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
3416 to bytes. Add printing.
3417 (vect_compute_data_refs_alignment): Go through loads and stores in one
3419 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
3420 vect_analyze_data_ref_access): Likewise.
3421 (vect_analyze_pointer_ref_access): Remove.
3422 (vect_address_analysis, vect_object_analysis): Likewise.
3423 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
3424 and analyze data-refs in the loop.
3425 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
3426 fields of data-ref instead of stmt. Add init to the offset from the
3428 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
3429 (vect_update_init_of_dr): Likewise.
3430 (vect_update_inits_of_drs): Go through loads and stores in one loop.
3431 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
3433 (new_loop_vec_info): Initialize new fields.
3434 (destroy_loop_vec_info): Free new fields.
3435 (vect_strip_conversion): Remove.
3436 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
3437 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
3438 datarefs. Add new field ddrs.
3439 Add macros for the new fields access.
3440 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
3441 base_aligned_p, misalignment, memtag, ptr_info and subvars.
3442 Remove their macros.
3443 * tree.h (highest_pow2_factor): Declare.
3445 2005-07-25 Jakub Jelinek <jakub@redhat.com>
3447 * calls.c (store_one_arg): Check for sibling call MEM arguments
3448 from already clobbered incoming argument area.
3450 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3452 * c-common.c (check_missing_format_attribute): New.
3453 * c-common.h (check_missing_format_attribute): Likewise.
3454 * c-typeck.c (convert_for_assignment): Use it.
3456 2005-07-24 Andreas Schwab <schwab@suse.de>
3458 * config/m68k/m68k.md ("extendqidi2"): When source is an address
3459 register use a word move. Correct operand of ext.w in 68000 code.
3461 2005-07-23 Mark Mitchell <mark@codesourcery.com>
3463 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
3464 variables as declarations, rather than definitions.
3466 2005-07-24 Ira Rosen <irar@il.ibm.com>
3468 PR tree-optimization/22526
3469 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
3472 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3474 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
3475 that C99 reserve for future use. Use it to define clog10,
3476 clog10f and clog10l.
3478 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3480 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
3481 * configure.ac: Check for -Wmissing-format-attribute.
3483 * configure: Regenerate.
3485 2005-07-23 Richard Henderson <rth@redhat.com>
3487 PR tree-optimization/22623
3488 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
3490 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
3493 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
3495 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3497 * Makefile.in (C_TREE_H): Update dependencies.
3498 * c-tree.h: Include toplev.h.
3499 * diagnostic.h (diagnostic_set_info): Add format attribute.
3500 * rtl-error.c (diagnostic_for_asm): Likewise.
3502 2005-07-23 Chao-ying Fu <fu@mips.com>
3504 * config/mips/mips-dsp.md: New file.
3505 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
3506 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
3508 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
3509 MIPS_BUILTIN_BPOSGE32.
3510 (mips_expand_builtin_direct): Add one parameter to indicate that
3511 builtin functions need to return a value.
3512 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
3514 (mips_regno_to_class): Add classes for 12 new DSP registers.
3515 (mips_subword): Change to check four HI registers.
3516 (mips_output_move): Output move to and from 6 new DSP accumulators.
3517 (override_options): Make sure -mdsp and -mips16 are not used together.
3518 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
3520 (mips_conditional_register_usage): Disable 6 new DSP accumulators
3522 (print_operand): Add 'q' for printing DSP accumulators.
3523 (mips_cannot_change_mode_class): Check ACC_REGS.
3524 (mips_secondary_reload_class): Check ACC_REGS.
3525 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
3526 (mips_register_move_cost): Check ACC_REGS.
3527 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
3528 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
3529 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
3530 (dsp_bdesc): New array.
3531 (bdesc_arrays): Add DSP builtin function table.
3532 (mips_prepare_builtin_arg): Check predicate again after
3534 (mips_expand_builtin): Add one more parameter to
3535 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
3536 MIPS_BUILTIN_BPOSGE32.
3537 (mips_init_builtins): Initialize new function types.
3538 (mips_expand_builtin_direct): Check if builtin functions need to
3539 return a value and pass operands properly.
3540 (mips_expand_builtin_bposge): New function.
3541 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
3542 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
3543 (FIRST_PSEUDO_REGISTER): Increase to 188.
3544 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
3545 Update for 12 new DSP registers.
3546 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
3547 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
3548 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
3549 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
3550 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
3551 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
3552 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
3553 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
3554 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
3555 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
3556 (REGISTER_NAMES): Add names for 12 new DSP registers.
3557 * config/mips/mips.md: Include mips-dsp.md.
3558 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
3559 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
3560 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
3561 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
3562 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
3563 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
3564 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
3565 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
3566 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
3567 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
3568 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
3569 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
3570 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
3571 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
3572 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
3573 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
3574 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
3575 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
3576 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
3577 (UNSPEC_RDDSP): New constants.
3578 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
3579 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
3581 * config/mips/mips.opt (-mdsp): New option.
3582 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
3583 (reg_imm10_operand): New predicates.
3584 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
3585 * doc/invoke.texi (-mdsp): Document new option.
3587 2005-07-22 DJ Delorie <dj@redhat.com>
3589 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
3591 * tree-inline.c (inlinable_function_p): Likewise.
3593 2005-07-22 Mark Mitchell <mark@codesourcery.com>
3596 * toplev.c (check_global_declarations): Do not mark undefined
3597 variables as DECL_IGNORED_P.
3598 * varasm.c (first_global_object_name): GTY it.
3599 (weak_global_object_name): Likewise.
3600 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
3601 a string to go into {weak,first}_global_object_name.
3603 2005-07-22 DJ Delorie <dj@redhat.com>
3605 * c-format.c (check_function_format): Change warning control
3606 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
3608 2005-07-22 Diego Novillo <dnovillo@redhat.com>
3610 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
3611 &PTR->FLD a dereference of PTR.
3612 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
3613 a potential dereference of PTR.
3615 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
3617 PR rtl-optimization/20370
3618 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
3619 call allocate_reg_info if necessary.
3621 PR rtl-optimization/21848
3622 * calls.c (emit_library_call_value_1): For const functions, add
3623 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
3625 PR rtl-optimization/22445
3626 * cselib.c (target.h): Include.
3627 (rtx_equal_for_cselib_p): Allow commutative matches.
3628 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
3629 Remove MODE parameter. Changed all callers.
3631 PR rtl-optimization/22258
3632 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
3634 (try_combine): Use likely_spilled_retval_p.
3636 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
3638 * config.gcc: Add crx-elf support.
3640 * doc/contrib.texi: Mention crx.
3641 * doc/extend.texi: Document crx extensions.
3642 * doc/install.texi: Document crx install.
3643 * doc/invoke.texi: Document crx options.
3644 * doc/md.texi: Document crx constraints.
3646 * config/crx/crx-protos.h: New file.
3647 * config/crx/crx.c: New file.
3648 * config/crx/crx.h: New file.
3649 * config/crx/crx.md: New file.
3650 * config/crx/crx.opt: New file.
3651 * config/crx/t-crx: New file.
3653 2005-07-22 Manfred Hollstein <mh@suse.com>
3655 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
3657 (int_add_graph_edge): Likewise.
3658 (collapse_nodes): Likewise.
3659 (process_unification_queue): Likewise.
3661 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3662 Laurent GUERBY <laurent@guerby.net>
3664 PR tree-optimization/22336
3665 * function.c (record_block_change): Check for
3666 cfun->ib_boundaries_block.
3668 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
3670 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
3671 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
3673 2005-07-21 DJ Delorie <dj@redhat.com>
3675 * toplev.c (warn_deprecated_use): Add warning control to warning
3677 * c-typeck.c (parser_build_binary_op): Likewise.
3678 (c_finish_if_stmt): Likewise.
3679 * c-common.c (check_function_sentinel): Likewise.
3680 (check_nonnull_arg): Likewise.
3682 2005-07-21 Richard Henderson <rth@redhat.com>
3685 * tree-complex.c (complex_ssa_name_components): New.
3686 (cvc_lookup): Allow entry not found.
3687 (create_components): Remove.
3688 (create_one_component_var, get_component_var): New.
3689 (get_component_ssa_name, set_component_ssa_name): New.
3690 (extract_component): Use get_component_ssa_name.
3691 (update_complex_components): Use set_component_ssa_name.
3692 (update_complex_components_on_edge): Likewise.
3693 (update_phi_components): Create new PHI nodes directly, instead
3694 of adding insns to edges.
3695 (tree_lower_complex): Allocate and free complex_variable_components
3696 and complex_ssa_name_components here.
3698 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
3700 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
3701 revert to returning false.
3703 2005-07-21 Uros Bizjak <uros@kss-loka.si>
3706 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
3708 2005-07-21 Uros Bizjak <uros@kss-loka.si>
3711 * config/i386/i386.md (cmpxf): Change operand constraints
3712 to "nonmemory_operand".
3714 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
3716 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
3718 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
3721 * fold-const.c (fold_build1): Add checksum for the operands.
3722 (fold_build2): Likewise.
3723 (fold_build3): Likewise.
3725 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
3728 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
3730 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
3732 * common.opt (-fforward-propagate): Committed by mistake,
3735 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3737 * reg-stack.c: Fix comment typo(s).
3738 * tree-ssa-operands.c: Likewise.
3739 * tree-vectorizer: Likewise.
3741 2005-07-21 Nick Clifton <nickc@redhat.com>
3743 * config/sh/symbian.c: Replace C++ style line comments with C
3744 style line comments.
3745 (symbian_add_attribute): Do not use a ? operator on the LHS of
3747 (sh_symbian_handle_dll_attribute): Change the type of the
3748 method vector to "VEC(tree,gc)*" and use vector accessor
3749 macros to walk over the elements.
3750 (symbian_export_vtable_and_rtti_p): Likewise.
3751 (symbian_class_needs_attribute_p): Likewise.
3753 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
3756 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
3757 initialize targetm.resolve_overloaded_builtin here.
3758 (altivec_expand_overloaded_builtin): Make it non-static.
3759 * config/rs6000/rs6000-protos.h
3760 (altivec_expand_overloaded_builtin): New prototype.
3761 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
3762 targetm.resolve_overloaded_builtin here.
3763 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
3765 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
3766 Zdenek Dvorak <dvorakz@suse.cz>
3768 PR tree-optimization/19210
3769 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
3771 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
3772 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
3773 rely on unproven assumptions.
3774 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
3775 * tree-flow.h (number_of_iterations_exit): Add final parameter.
3776 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
3777 to number_of_iterations_exit.
3778 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
3779 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
3780 * tree-ssa-loop-niter.c (find_loop_niter,
3781 estimate_numbers_of_iterations_loop): Likewise.
3782 (number_of_iterations_exit): Honor the new options.
3783 * doc/invoke.texi (Wunsafe-loop-optimizations,
3784 funsafe-loop-optimizations): Document them.
3786 2005-07-21 Richard Sandiford <richard@codesourcery.com>
3788 PR rtl-optimization/22167
3789 * gcse.c (hoist_code): Fix hoist_exprs[] check.
3791 2005-07-20 Adam Nemet <anemet@lnxw.com>
3793 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
3794 __do_global_dtors_aux longcall.
3796 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
3798 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
3799 (old_special_pred_table): Don't reference
3800 SPECIAL_MODE_PREDICATES.
3801 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
3802 * config/arc/arc.h: Don't mention PREDICATE_CODES.
3803 * config/sh/predicates.h: Don't mention
3804 SPECIAL_MODE_PREDICATES.
3805 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
3808 2005-07-20 DJ Delorie <dj@redhat.com>
3810 * config.gcc: Add m32c-elf support.
3812 * doc/contrib.texi: Mention m32c.
3813 * doc/extend.texi: Document m32c extensions.
3814 * doc/install.texi: Mention m32c.
3815 * doc/invoke.texi: Document m32c options.
3816 * doc/md.texi: Document m32c constraints.
3818 * config/m32c/addsub.md: New file.
3819 * config/m32c/bitops.md: New file.
3820 * config/m32c/cond.md: New file.
3821 * config/m32c/jump.md: New file.
3822 * config/m32c/m32c-lib1.S: New file.
3823 * config/m32c/m32c-lib2.c: New file.
3824 * config/m32c/m32c-modes.def: New file.
3825 * config/m32c/m32c-pragma.c: New file.
3826 * config/m32c/m32c-protos.h: New file.
3827 * config/m32c/m32c.abi: New file.
3828 * config/m32c/m32c.c: New file.
3829 * config/m32c/m32c.h: New file.
3830 * config/m32c/m32c.md: New file.
3831 * config/m32c/m32c.opt: New file.
3832 * config/m32c/minmax.md: New file.
3833 * config/m32c/mov.md: New file.
3834 * config/m32c/muldiv.md: New file.
3835 * config/m32c/predicates.md: New file.
3836 * config/m32c/prologue.md: New file.
3837 * config/m32c/shift.md: New file.
3838 * config/m32c/t-m32c: New file.
3840 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
3842 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
3843 (stack_protect_set, stack_protect_test): New expanders.
3844 (stack_protect_set_si, stack_protect_set_si_media,
3845 stack_protect_set_di_media, stack_protect_test_si,
3846 stack_protect_test_si_media, stack_protect_test_di_media):
3849 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
3851 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
3853 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
3855 * tree.h (tree_expr_nonzero_p): Export.
3856 * fold-const.c (tree_expr_nonzero_p): Likewise.
3857 Return true for CALL_EXPRs that are alloca calls.
3858 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
3860 * tree-flow.h (expr_computes_nonzero): Remove.
3861 * tree-vrp.c (expr_computes_nonzero): Remove.
3862 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
3863 (extract_range_from_unary_expr): Likewise.
3864 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
3865 tree_expr_nonzero_p.
3867 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
3869 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
3870 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
3871 extra arg "picreg" and use it instead of pic_offset_table_rtx.
3872 All callers changed.
3873 (frame_related_constant_load): New arg "related" which controls
3874 setting of RTX_FRAME_RELATED_P. All callers changed.
3875 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
3876 (bfin_expand_prologue): Add stack limit checking.
3877 * config/bfin/bfin.md (trapifcc): New pattern.
3879 * config/bfin/bfin.c: Include "langhooks.h".
3880 (def_builtin): Go through lang_hooks to call builtin_function.
3882 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
3883 * config/bfin/predicates.md (symbol_ref_operand): New.
3884 (call_insn_operand): Delete. All callers changed to use
3885 register_no_elim_operand.
3886 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
3888 (function_arg): Use it to generate the call's operand 2.
3889 (bfin_longcall_p): New function.
3890 (bfin_expand_call): Extra arg "cookie". All callers and declaration
3891 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
3892 determine if the address needs to be in a REG.
3893 (bfin_handle_longcall_attribute): New function.
3894 (bfin_attribute_table): Add "longcall" and "shortcall".
3895 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
3896 (CUMULATIVE_ARGS): New member call_cookie.
3897 (PREDICATE_CODES): Add symbol_ref_operand.
3898 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
3899 extra USE to the pattern.
3900 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
3901 New patterns, split off call_insn, sibcall_insn, call_value_insn and
3902 sibcall_value_insn; now the new patterns handle direct calls and the
3903 old ones indirect calls.
3904 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
3906 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
3908 * doc/trouble.texi: Update section on handling of empty loops.
3910 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
3912 * config.gcc: Remove support for sparc-*-openbsd*,
3913 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
3915 * config.host: Remove support for i860-*-sysv4* as a host.
3916 * config/i860/*, config/ip2k/*, config/ns32k/*,
3917 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
3918 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
3919 mention obsolete ports.
3921 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
3923 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
3925 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
3926 of frame_pointer_rtx.
3927 (sh_expand_epilogue): Likewise.
3928 (sh_set_return_address): Likewise.
3929 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
3930 instead of FRAME_POINTER_REGNUM if needed. Add elimination
3931 offsets from FRAME_POINTER_REGNUM.
3932 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
3933 (sh_register_names): Add initializer for sfp.
3934 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
3935 (VALID_REGISTER_P): Likewise.
3936 (FIRST_PSEUDO_REGISTER): Update.
3937 (DWARF_FRAME_REGISTERS): Define.
3938 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
3939 (HARD_FRAME_POINTER_REGNUM): Define.
3940 (FRAME_POINTER_REGNUM): Redefine.
3941 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
3942 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
3943 from FRAME_POINTER_REGNUM.
3944 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
3945 FRAME_POINTER_REGNUM.
3946 (REG_CLASS_CONTENTS): Add sfp.
3947 (REG_ALLOC_ORDER): Likewise.
3948 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
3949 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
3950 of frame_pointer_rtx.
3951 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
3953 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
3955 * fold-const.c (tree_expr_nonnegative_p): Only return true for
3956 ABS_EXPR when flag_wrapv is false because of INT_MIN.
3957 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
3959 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
3962 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
3964 Make CONSTRUCTOR use VEC to store initializers.
3965 * c-common.c (complete_array_type): Update to cope with VEC in
3967 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
3968 (pp_c_constructor_elts): New function.
3969 * c-pretty-print.h (pp_c_constructor_elts): Declare.
3970 * c-typeck.c (build_function_call, build_c_cast, digest_init,
3971 struct constructor_stack, struct initializer_stack,
3972 constructor_elements, push_init_level, pop_init_level,
3973 add_pending_init, find_init_member, output_init_element): Update to
3974 cope with VEC in CONSTRUCTOR_ELTS.
3975 * coverage.c (build_fn_info_value, build_ctr_info_value,
3976 build_gcov_info): Likewise.
3977 * expr.c (categorize_ctor_elements_1, store_constructor,
3978 expand_expr_real_1): Likewise.
3979 * fold-const.c (fold_ternary): Likewise.
3980 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
3981 gimplify_init_constructor, gimplify_expr): Likewise.
3982 * tree-dump.c (dequeue_and_dump): Likewise.
3983 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
3985 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
3987 * tree-sra.c (generate_element_init_1): Likewise.
3988 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
3989 * tree-ssa-operands.c (get_expr_operands): Likewise.
3990 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
3991 * tree-vect-transform.c (vect_get_vec_def_for_operand):
3992 (get_initial_def_for_reduction): Likewise.
3993 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
3994 value handle in annotations.
3995 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
3996 tree_node_structure): Add support for constr_kind.
3997 (build_vector_from_ctor, build_constructor_single,
3998 build_constructor_from_list): New functions.
3999 (build_constructor): Update to take a VEC instead of a TREE_LIST.
4000 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
4001 Update to cope with VEC in CONSTRUCTOR_ELTS.
4002 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
4003 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
4004 CONSTRUCTOR_APPEND_ELT): New macros.
4005 (struct constructor_elt, struct tree_constructor): New data types.
4006 (union tree_node): Add tree_constructor field.
4007 * treestruct.def: Define TS_CONSTRUCTOR.
4008 * varasm.c (const_hash_1, compare_constant, copy_constant,
4009 compute_reloc_for_constant, output_addressed_constants,
4010 initializer_constant_valid_p, output_constant,
4011 array_size_for_constructor, output_constructor): Update to cope with
4012 VEC in CONSTRUCTOR_ELTS.
4013 * vec.h (VEC_empty, VEC_copy): New macros.
4015 2005-07-19 Devang Patel <dpatel@apple.com>
4017 * dbxout.c (dbxout_type): Check Objective-C++ lang.
4019 2005-07-19 Richard Henderson <rth@redhat.com>
4022 * gimplify.c (gimplify_expr): Use main variant type for the temp
4023 destination for a discarded volatile read.
4024 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
4025 casts between non-void types that change volatility.
4027 2005-07-15 DJ Delorie <dj@redhat.com>
4029 * toplev.h: Add comment about the first parameter for warning().
4030 * errors.h: Likewise.
4032 * c.opt (Wpragmas): New.
4033 * doc/invoke.texi: Document it.
4035 * function.c (do_warn_unused_parameter): Add warning control to
4037 * c-decl.c (warn_if_shadowing): Likewise.
4038 * c-lex.c (cb_def_pragma): Likewise.
4039 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
4040 (pop_alignment): Likewise.
4041 (handle_pragma_pack): Likewise.
4042 (apply_pragma_weak): Likewise.
4043 (handle_pragma_weak): Likewise.
4044 (handle_pragma_redefine_extname): Likewise.
4045 (add_to_renaming_pragma_list): Likewise.
4046 (handle_pragma_extern_prefix): Likewise.
4047 (maybe_apply_renaming_pragma): Likewise.
4048 (handle_pragma_visibility): Likewise.
4050 * config/c4x/c4x-c.c (BAD): Likewise.
4051 (c4x_parse_pragma): Likewise.
4052 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
4053 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
4054 (rs6000_pragma_longcall): Likewise.
4055 * config/v850/v850-c.c (pop_data_area): Likewise.
4056 (ghs_pragma_section): Likewise.
4057 (ghs_pragma_section): Likewise.
4058 (ghs_pragma_interrupt): Likewise.
4059 (ghs_pragma_starttda): Likewise.
4060 (ghs_pragma_startsda): Likewise.
4061 (ghs_pragma_startzda): Likewise.
4062 (ghs_pragma_endtda): Likewise.
4063 (ghs_pragma_endsda): Likewise.
4064 (ghs_pragma_endzda): Likewise.
4066 2005-07-19 Danny Berlin <dberlin@dberlin.org>
4067 Kenneth Zadeck <zadeck@naturalbridge.com>
4069 * Makefile.in: Removed tree-promote-statics.c
4070 * tree-promote-statics.c: Removed.
4071 * common.opt: Removed flag-promote-statics.
4073 * passes.c: Removed tree-promote-statics pass.
4074 * tree-pass.h: Ditto.
4075 * timevar.def: Removed TV_PROMOTE_STATICS.
4078 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
4080 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
4082 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
4084 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4087 * c-common.c (check_function_arguments): Call
4088 'check_function_format' if either -Wformat or
4089 -Wmissing-format-attribute are specified.
4090 * c-format.c (check_function_format): Check -Wformat before
4091 calling 'check_format_info'.
4092 * c-opts.c (c_common_post_options): Don't warn for
4093 -Wmissing-format-attribute without -Wformat.
4094 * c-typeck.c (convert_for_assignment): Detect additional cases for
4095 -Wmissing-format-attribute.
4096 * doc/invoke.texi (-Wmissing-format-attribute): Document new
4099 2005-07-19 Richard Guenther <rguenther@suse.de>
4101 * config/i386/i386.md (lrint<mode>2): Use temporary
4102 instead of clobbering non-existent memory.
4104 2005-07-19 Nick Clifton <nickc@redhat.com>
4106 * config/avr/avr.c (legitimate_address_p): Fix debugging print
4107 statement to avoid displaying ASCII control characters.
4109 2005-07-19 Ben Elliston <bje@au.ibm.com>
4111 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
4112 * cfganal.c (find_edge_index): Ditto.
4113 * combine.c (combine_instructions): Ditto.
4114 * ddg.c (create_scc): Ditto.
4115 (find_successors): Ditto.
4116 (find_predecessors): Ditto.
4117 (find_nodes_on_paths): Ditto.
4118 (longest_simple_path): Ditto.
4119 * flow.c (update_life_info): Ditto.
4120 (count_or_remove_death_notes): Ditto.
4121 (clear_log_links): Ditto.
4122 * modulo-sched.c (generate_reg_moves): Ditto.
4123 (find_max_asap): Ditto.
4124 (find_max_hv_min_mob): Ditto.
4125 (find_max_dv_min_mob): Ditto.
4126 * sbitmap.c (sbitmap_first_set_bit): Ditto.
4127 * sched-rgn.c (extract_edgelst): Ditto.
4128 * tree-into-ssa.c (prepare_names_to_update): Ditto.
4129 (dump_update_ssa): Ditto.
4130 (ssa_names_to_replace) Ditto.
4131 (switch_virtuals_to_full_rewrite): Ditto.
4132 (update_ssa): Ditto.
4133 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
4135 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
4137 Fix PR tree-optimization/22483
4139 * tree-complex.c (create_components): Use
4140 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
4141 * tree-flow-inline.h (fill_referenced_var_vec): New function.
4142 * tree-flow.h (safe_referenced_var_iterator): New structure.
4143 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
4144 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
4145 safe_referenced_var iterator.
4146 (add_type_alias): Ditto.
4148 2005-07-19 Steven Bosscher <stevenb@suse.de>
4150 * loop-init.c (rest_of_handle_loop2): Remove.
4151 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
4152 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
4153 (pass_rtl_loop_init, pass_rtl_loop_done,
4154 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
4155 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
4156 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
4157 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
4158 pass_tree_loop_done, and pass_tree_unswitch.
4159 (gate_loop): Rename to gate_tree_loop.
4160 * passes.c (init_optimization_passes): Update for renamed tree
4161 loop passes. Add the new loop2 passes as subpasses of loop2.
4162 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
4163 Update for the renamed tree loop passes.
4165 2005-07-18 Ian Lance Taylor <ian@airs.com>
4168 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
4169 blocks when optimizing.
4171 2005-07-18 Steve Ellcey <sje@cup.hp.com>
4173 * common.opt (frename-registers): Initialize to 2.
4175 (fgcse-after-reload): Ditto.
4176 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
4177 (process_options): Only change flag_web, flag_rename_registers,
4178 and flag_rerun_cse_after_loop if not explicitly set by user.
4180 2005-07-18 Jan Beulich <jbeulich@novell.com>
4182 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
4183 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
4184 in 64-bit mode the same as DImode in 32-bit mode.
4185 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
4186 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
4187 mode. Add new mode parameter.
4188 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
4189 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
4190 x86_64_shift_adj): New expanders.
4191 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
4192 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
4194 Respective new splitters. Use renamed shift splitter helpers in 32-bit
4195 DImode shift splitters.
4196 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
4197 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
4200 2005-07-18 Jan Beulich <jbeulich@novell.com>
4202 * i386.md (movdi_extzv_1): New.
4203 (zero_extendhidi2): Combine alternatives and never force use of
4205 (zero_extendqidi2): Likewise. Don't restrict input selection.
4207 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
4209 Fix PR tree-optimization/22531
4210 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
4213 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
4215 * tree-promote-statics.c (pass_promote_statics): Change dump file
4218 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
4220 * tree-optimize.c (init_tree_optimization_passes): Add
4221 pass_eliminate_useless_stores pass.
4222 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
4223 * tree-ssa-pre.c (is_copy_stmt): New function.
4224 (follow_copies_till_vuse): Ditto.
4225 (do_eustores): Ditto.
4226 (gate_eustores): Ditto.
4228 2005-07-16 Richard Henderson <rth@redhat.com>
4230 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
4232 2005-07-16 Danny Berlin <dberlin@dberlin.org>
4233 Kenneth Zadeck <zadeck@naturalbridge.com>
4235 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
4236 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
4237 ipa-type-escape.h, tree-promote-statics.c
4238 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
4239 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
4240 tree-promote-statics.c: new files.
4241 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
4242 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
4243 int nonlocal_set_p, mark_constant_function): Deleted.
4244 (rest_of_handle_cfg): Removed call to mark_constant_function.
4245 (nonoverlapping_component_refs_p): Added calls to support
4246 type based aliasing.
4247 * tree-ssa-alias.c (may_alias_p,
4248 compute_flow_insensitive_aliasing): Ditto.
4249 * calls.c (flags_from_decl_or_type): Removed reference to
4251 * c-typeck.c (convert_arguments): Make builtins tolerant of having
4252 too many arguments. This is necessary for Spec 2000.
4253 * cgraph.h (const_function, pure_function): Removed.
4254 * common.opt: Added "fipa-pure-const", "fipa-reference",
4255 "fipa-type-escape", and "ftree-promote-static".
4257 * passes.c: Added ipa and tree-promote-statics passes.
4258 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
4259 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
4260 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
4261 * tree-flow.h: Added exposed sra calls and addition of
4262 reference_vars_info field for FUNCTION_DECLS.
4263 * tree-pass.h: Added passes.
4264 * tree-sra.c: (sra_init_cache): New function.
4265 (sra_insert_before, sra_insert_after) Made public.
4266 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
4268 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
4269 aliasing. (may_alias_p): Added code to use type escape analysis to
4271 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
4272 code to prune clobbers of static variables based on information
4273 produced in ipa-reference pass. Changed call clobbering so that
4274 statics are not marked as clobbered if the call does not clobber
4277 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
4279 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
4282 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
4284 * doc/install.texi (*-*-solaris2*): Document recommended version
4285 of GNU binutils and mention GNU linker problem on Solaris 10.
4287 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
4290 * c-decl.c (c_build_bitfield_integer_type): New function.
4291 (finish_struct): Call it.
4292 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
4294 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4296 * c-typeck.c (digest_init): Call 'convert_for_assignment'
4299 2005-07-16 Jan Hubicka <jh@suse.cz>
4301 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
4302 (scale_bbs_frequencies_int): Watch roundoff errors.
4303 * predict.c (return_prediction): Initialize return_stmt.
4305 2005-07-16 Jan Hubicka <jh@suse.cz>
4307 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
4308 after RTL profiling.
4310 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
4313 * fold-const.c (build_range_check): Convert high/low to etype
4314 if we are only comparing against exp.
4316 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
4318 Fix PR tree-optimization/22376
4319 * tree-ssa-structalias.c (build_constraint_graph): We really meant
4321 (need_to_solve): New function.
4322 (compute_points_to_sets): Use it.
4324 2005-07-15 Jan Hubicka <jh@suse.cz>
4326 * cfg.c (update_bb_profile_for_threading): More diagnostic.
4327 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
4329 2005-07-15 Richard Guenther <rguenther@suse.de>
4331 * c-common.c (handle_flatten_attribute): New function.
4332 Add flatten function attribute.
4333 * doc/extend.texi: Document flatten function attribute.
4334 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
4335 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
4337 (cgraph_decide_inlining): Handle functions with flatten
4340 2005-07-14 David Edelsohn <edelsohn@gnu.org>
4342 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
4343 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
4344 UNSPEC_XCHG, UNSPEC_AND): New.
4345 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
4346 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
4347 * config/rs6000/sync.md (FETCHOP): New code macro.
4348 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
4350 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
4351 (sync_compare_and_swap<mode>): Same.
4352 (sync_lock_test_and_set<mode>): Same.
4353 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
4354 for QImode and HImode, and not PPC405.
4355 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
4356 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
4357 (sync_<fetchop>{si,di}_internal): New.
4358 (sync_nand{si,di}_internal): New.
4359 (sync_old_<fetchop>{si,di}_internal): New.
4360 (sync_old_nand{si,di}_internal): New
4361 (sync_new_<fetchop>{si,di}_internal): New.
4362 (sync_new_nand{si,di}_internal): New.
4363 (atomic_and{si,di}): New.
4364 (sync_new_nand{si,di}_internal): New.
4365 (atomic_and{si,di}): New.
4366 (sync_add<mode>_internal): Delete.
4367 (sync_addshort_internal): Use unspec instead of unspec_volatile.
4368 (sync_sub<mode>_internal): Delte.
4369 (sync_subshort_internal): New.
4370 (sync_andsi_internal): Use unspec instead of unspec_volatile.
4371 (sync_anddi_internal): Delete.
4372 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
4373 (sync_booldi_internal): Delete.
4374 (sync_boolc<mode>_internal): Delete.
4375 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
4376 (sync_boolc<mode>_internal2): Delete.
4377 (sync_boolcc<mode>_internal): Delete.
4378 (isync, lwsync): Use unspec instead of unspec_volatile.
4379 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
4380 Revert UNSPEC_VOLATILE.
4381 (rs6000_split_atomic_op): New.
4382 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
4384 2005-07-14 Eric Christopher <echristo@redhat.com>
4386 * config/mips/mips.c (mips_canonicalize_comparison): Cast
4387 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
4389 2005-07-14 Eric Christopher <echristo@redhat.com>
4391 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
4393 2005-07-14 Steven Bosscher <stevenb@suse.de>
4395 PR tree-optimization/22230
4396 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
4397 the computation of the four cross productions for "range op range".
4399 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
4400 Ulrich Weigand <uweigand@de.ibm.com>
4403 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
4406 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
4408 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
4410 2005-07-14 Steve Ellcey <sje@cup.hp.com>
4412 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
4414 2005-07-14 Richard Guenther <rguenther@suse.de>
4417 * config/i386/i386-protos.h (ix86_function_value): Change
4418 prototype to match new target hook.
4419 * config/i386/i386.c (ix86_value_regno): Change prototype
4420 to take extra type argument.
4421 (TARGET_FUNCTION_VALUE): Define.
4422 (ix86_function_ok_for_sibcall): Pass extra argument to
4423 ix86_value_regno, check return slot rtx for exact match.
4424 (ix86_function_value): Take extra parameter. Dispatch to
4425 ix86_value_regno with fndecl/fntype as provided.
4426 (ix86_value_regno): Handle extra type argument.
4427 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
4429 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
4430 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
4431 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
4432 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
4433 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
4435 2005-07-14 Richard Guenther <rguenther@suse.de>
4437 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
4438 * calls.c (expand_call): Pass fntype to hard_function_value.
4439 (emit_library_call_value_1): Likewise.
4440 * explow.c: Include target.h.
4441 (hard_function_value): Take extra argument, the fntype.
4442 Use new target hook for function_value.
4443 * expr.h (hard_function_value): Change prototype.
4444 * function.c (aggregate_value_p): Pass 0 as fntype to
4445 hard_function_value.
4446 (assign_parms): Use new target hook for function_value.
4447 Pass 0 as fntype to hard_function_value.
4448 (expand_function_end): Likewise.
4449 * reg-stack.c: Include target.h.
4450 (stack_result): Use new target hook for function_value.
4451 * target-def.h: New target hook function_value.
4452 * target.h: Likewise.
4453 * targhooks.c (default_function_value): New function.
4454 * targhooks.h (default_function_value): Declare.
4456 2005-07-13 Ian Lance Taylor <ian@airs.com>
4458 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
4460 2005-07-14 Jan Hubicka <jh@suse.cz>
4462 * tree-dfa.c (dump_variable): Use default_def function.
4463 * tree-ssa-alias.c (dump_points_to_info): Likewise.
4464 * tree-ssa.c (verify_use): Likewise.
4465 * tree-ssanames.c (release_ssa_name): Likewise.
4466 * tree-tailcall.c (eliminate_tail_call): Likewise.
4467 (tree_optimize_tail_calls_1): Likewise.
4468 * tree-vrp.c (get_value_range): Likewise.
4470 2005-07-14 Ben Elliston <bje@au.ibm.com>
4472 * gcc.c (main): Compare language[0] with '*' when iterating over
4475 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
4477 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
4478 "s390_emit_compare". Add handling of CCZ1mode.
4479 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
4480 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
4482 (s390_branch_condition_mask): Add CCZ1mode handling.
4483 * config/s390/s390.md: ("seq", "*seq"): New pattern.
4484 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
4485 Use CCZ1mode instead of CCZmode.
4486 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
4488 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
4490 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
4492 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
4494 2005-07-13 Eric Christopher <echristo@redhat.com>
4496 * config/mips/mips.c (mips_canonicalize_comparison): New.
4497 (mips_emit_int_relational): Use.
4499 2005-07-13 Eric Christopher <echristo@redhat.com>
4501 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
4503 * config/s390/s390.md: Include tpf.md. Move tpf specific
4505 * config/s390/tpf.md: To here.
4506 * config/s390/s390.opt: Move tpf specific options...
4507 * config/s390/tpf.opt: to here. Add mmain option.
4508 * config/s390/tpf-unwind.h: Remove unnecessary defines.
4509 * config/s390/tpf.h: Rewrite.
4511 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
4513 * doc/tm.texi: Remove @xref{Cross-profiling}.
4515 2005-07-13 Jeff Law <law@redhat.com>
4517 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
4518 expressions, test their _DECL operands for pointer equality rather
4519 than using operand_equal_p.
4521 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
4523 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
4524 (TARGET_POSIX_IO): This.
4525 * config/darwin.h: Likewise.
4526 * config/freebsd.h: Likewise.
4527 * config/linux.h: Likewise.
4528 * config/lynx.h: Likewise.
4529 * config/netbsd.h: Likewise.
4530 * config/rs6000/linux64.h: Likewise.
4531 * config/rs6000/linux.h: Likewise.
4532 * config/s390/tpf.h: Likewise.
4533 * config/sh/embed-elf.h: Likewise.
4534 * config/sparc/linux64.h: Likewise.
4535 * config/sparc/linux.h: Likewise.
4536 * config/svr4.h: Likewise.
4537 * gcov-io.h: Likewise.
4539 * doc/tm.texi: Updated.
4541 * libgcov.c (create_file_directory): Defined only if
4542 TARGET_POSIX_IO is defined.
4543 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
4546 2005-07-13 Jan Hubicka <jh@suse.cz>
4548 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
4550 2005-07-13 David Edelsohn <edelsohn@gnu.org>
4552 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
4553 structure as argument.
4555 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
4557 PR tree-optimization/21921
4558 * tree-iterator.c (tsi_link_before): Support the case when
4559 tsi_end_p (tsi) == true.
4561 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4563 PR tree-optimization/22442
4564 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
4567 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4569 PR rtl-optimization/20376
4570 * toplev.c (process_options): Enable -fweb and -frename-registers when
4572 * doc/invoke.texi: Update the information about when -fweb and
4573 -frename-registers are enabled.
4575 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
4578 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
4579 if *rhs_p is not a SSA_NAME.
4581 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
4583 Fix PR tree-optimization/22422
4584 * tree-ssa-structalias.c (struct variable_info): Add flag for
4586 (get_varinfo): Now a static function.
4587 (new_varinfo): init has_union and is_special_var to false.
4588 (solution_set_add): Check has_union.
4589 (do_da_constraint): Move temporary variable so it gets reset
4591 Also check for special variable.
4592 (do_ds_constraint): Ditto.
4593 (do_sd_constraint): Ditto.
4594 (do_structure_copy): Check for special variable.
4595 (find_func_aliases): Ditto.
4596 (init_base_vars): Set special vars properly.
4598 2005-07-13 Jan Hubicka <jh@suse.cz>
4600 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
4603 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
4604 (get_expr_operands): Fix thinko wrt flags and subvars.
4606 PR tree-optimize/22379
4607 * tree-inline.c (expand_call_inline): Do not output sorry in early
4610 2005-07-12 Dale Johannesen <dalej@apple.com>
4612 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
4614 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
4617 * host-linux.h: Include limits.h.
4619 2005-07-12 Dale Johannesen <dalej@apple.com>
4621 * expr.c (compress_float_constant): Add cost check.
4622 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
4624 2005-07-12 Dale Johannesen <dalej@apple.com>
4626 * gcc.target/i386/compress-float-sse.c: New.
4627 * gcc.target/i386/compress-float-sse-pic.c: New.
4628 * gcc.target/i386/compress-float-387.c: New.
4629 * gcc.target/i386/compress-float-387-pic.c: New.
4630 * gcc.dg/compress-float-ppc.c: New.
4631 * gcc.dg/compress-float-ppc-pic.c: New.
4633 2005-07-12 Eric Christopher <echristo@redhat.com>
4635 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
4637 * config/s390/s390.md: Include tpf.md. Move tpf specific
4639 * config/s390/tpf.md: To here.
4640 * config/s390/s390.opt: Move tpf specific options...
4641 * config/s390/tpf.opt: to here. Add mmain option.
4642 * config/s390/tpf-unwind.h: Remove unnecessary defines.
4643 * config/s390/tpf.h: Rewrite.
4645 2005-07-12 Eric Christopher <echristo@redhat.com>
4647 * gcc.c (struct infile): Update comment for language.
4648 (main): Rewrite input file resetting code.
4650 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
4653 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
4654 requiring a cast in a non RHS of modify_expr. Add a cast when required.
4655 (lookup_avail_expr): Use constant_boolean_node instead
4656 of boolean_false_node/boolean_true_node.
4658 2005-07-12 Ben Elliston <bje@au.ibm.com>
4660 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
4661 and use it when printing num_edges.
4663 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
4665 * doc/extend.texi (Blackfin Built-in Functions): New section.
4666 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
4669 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
4671 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
4672 s/cmpstrsi/cmpstrnsi
4673 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
4675 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
4676 (init_optabs): Initialize cmpstrn_optab.
4677 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
4678 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
4679 * expr.c: (enum insn_code cmpstrn_optab): Declare.
4680 * config/i386/i386.md: s/cmpstr/cmpstrn
4681 * config/c4x/c4x.md: s/cmpstr/cmpstrn
4682 * doc/md.texi: Update documentation.
4684 2005-07-11 Richard Henderson <rth@redhat.com>
4686 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
4687 build_va_arg_indirect_ref.
4688 (alpha_gimplify_va_arg): Likewise.
4689 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
4690 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
4691 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
4692 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
4693 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
4694 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
4696 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
4698 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4700 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
4701 * passes.c (init_optimization_passes): Add pass_empty_loop.
4702 * tree-pass.h (pass_empty_loop): Declare.
4703 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
4704 try_remove_empty_loop, remove_empty_loops): New functions.
4705 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
4706 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
4708 2005-07-12 Peter Barada <peter@the-baradas.com>
4712 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
4713 in address registers.
4714 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
4715 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
4716 alternative of addsi3_5200.
4718 2005-07-11 Ian Lance Taylor <ian@airs.com>
4720 * config/mips/mips.md (ffs<mode>2): Remove.
4722 2005-07-11 Ian Lance Taylor <ian@airs.com>
4724 * doc/tree-ssa.texi (Cleanups): Improve description of
4726 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
4728 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
4730 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
4731 * tree.h (DECL_ARGUMENT_FLD): New macro.
4733 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
4735 Fix PR tree-optimization/22404
4737 * tree-ssa-structalias.c (create_variable_info_for): Use
4740 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
4742 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
4743 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
4744 for second comparison operand.
4745 * config/bfin/predicates.md (reg_or_const_int_operand): New.
4747 * config/bfin/bfin.md (define_attr "type"): Add "sync".
4748 (define_insn_reservation "alu"): Likewise.
4749 (csync, ssync): Now of type sync.
4750 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
4751 -mcsync-anomaly -mspecld-anomaly.
4752 * config/bfin/bfin.opt (mcsync): Remove.
4753 (mcsync-anomaly, mspecld-anomaly): Add.
4754 * config/bfin/bfin.c: Include "insn-codes.h".
4755 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
4756 (TARGET_DEFAULT_TARGET_FLAGS): New.
4757 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
4759 2005-07-11 Steven Bosscher <stevenb@suse.de>
4761 * basic-block.h: Give the BB flags enum a name, bb_flags.
4762 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
4763 * cfgcleanup.c (enum bb_flags): Remove here.
4764 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
4765 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
4766 (update_forwarder_flag): Likewise.
4767 (thread_jump): Likewise.
4768 (try_forward_edges): Likewise.
4769 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
4770 forwarder flags. Don't clear bb->aux for all basic blocks. Only
4771 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
4773 2005-07-11 Richard Guenther <rguenther@suse.de>
4775 * config/i386/i386.opt: New target option -msseregparm.
4776 * config/i386/i386.c (override_options): Error out for
4777 -msseregparm but no SSE support.
4778 (ix86_function_sseregparm): Check for global sseregparm.
4779 * doc/invoke.texi: Document -msseregparm.
4781 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4783 * config.gcc (m32r-*-linux*): Use the default extra_parts.
4784 (m32rle-*-linux*): Ditto.
4786 2005-07-11 Jakub Jelinek <jakub@redhat.com>
4788 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
4789 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
4792 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4796 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
4797 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
4799 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
4801 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
4802 (varmap): Heapify varmap.
4803 (constraints): Heapify constraints.
4804 (struct constraint_graph): Heapify succs and preds.
4805 (constraint_vec_find): Update for heapification.
4806 (constraint_set_union): Ditto.
4807 (insert_into_complex): Ditto.
4808 (constraint_edge_vec_find): Ditto.
4809 (erase_graph_self_edge): Ditto.
4810 (add_graph_edge): Ditto.
4811 (get_graph_weights): Ditto.
4812 (merge_graph_nodes): Ditto.
4813 (build_constraint_graph): Ditto.
4814 (topo_visit): Ditto.
4815 (solve_graph): Ditto.
4816 (create_variable_info_for): Ditto.
4817 (init_base_vars): Ditto.
4818 (delete_points_to_sets): Free graph, varmap, and complex constraints.
4819 (condese_varmap_nodes): Free complex vector.
4820 (clear_edges_for_node): Clear succs and preds vector.
4822 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
4824 * tree-ssa-structalias.c (update_alias_info): Change counting of
4825 references to not include vdefs.
4827 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
4829 * tree-ssa-alias.c (free_used_part_map): Add missing free.
4832 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4834 * pa.c (pa_commutative_p): Make PLUS commutative when
4835 TARGET_NO_SPACE_REGS is true.
4837 2005-07-09 Diego Novillo <dnovillo@redhat.com>
4839 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
4840 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
4841 * tree-dfa.c (dump_subvars_for): New.
4842 (debug_subvars_for): New.
4843 (dump_variable): Show subvariables if VAR has them.
4844 * tree-flow-inline.h (get_subvar_at): New.
4845 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
4846 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
4848 (struct subvar): Change fields offset and size to unsigned
4850 (dump_subvars_for): Declare.
4851 (debug_subvars_for): Declare.
4852 (get_subvar_at): Declare.
4853 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
4854 to unsigned HOST_WIDE_INT *.
4855 (overlap_subvar): Likewise.
4856 * tree-gimple.c (is_gimple_reg): Always return false for
4857 SFTs and memory tags.
4858 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
4860 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
4861 (compute_may_aliases): Call compute_points_to_sets.
4862 (collect_points_to_info_for): Remove.
4863 (compute_points_to_and_addr_escape): Remove.
4864 (delete_alias_info): Call delete_points_to_sets.
4865 (compute_flow_sensitive_aliasing): If the call to
4866 find_what_p_points_to returns false, call set_pt_anything.
4867 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
4868 (set_pt_anything): Clear pi->pt_vars.
4869 (set_pt_malloc): Remove.
4870 (merge_pointed_to_info): Remove.
4871 (add_pointed_to_expr): Remove.
4872 (add_pointed_to_var): Remove.
4873 (collect_points_to_info_r): Remove.
4874 (is_escape_site): Make extern.
4876 (create_overlap_variables_for): Call it.
4877 * tree-ssa-copy.c (merge_alias_info): Never merge
4878 flow-sensitive alias information.
4879 * tree-ssa-operands.c (get_expr_operands): Adjust variables
4880 offset and size to be unsigned HOST_WIDE_INT.
4881 (add_to_addressable_set): Rename from note_addressable.
4882 Set TREE_ADDRESSABLE as the variables are added to the set.
4884 (add_stmt_operand): Do not try to micro-optimize unmodifiable
4885 operands into VUSEs when adding V_MAY_DEFs for members in an
4887 * tree-ssa-operands.h (add_to_addressable_set): Declare.
4888 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
4889 (struct variable_info): Add bitfield is_heap_var.
4890 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
4891 (new_var_info): Initialize is_heap_var.
4892 (get_constraint_for): Add HEAP variables to the symbol table.
4893 Mark them with is_heap_var.
4894 (update_alias_info): New. Taken mostly from the old
4895 compute_points_to_and_addr_escape.
4896 (handle_ptr_arith): New.
4897 (find_func_aliases): Call update_alias_info.
4898 Call handle_ptr_info for tcc_binary expressions.
4899 Call mark_stmt_modified.
4900 (create_variable_info_for): If DECL has subvars, do not create
4901 variables for its subvars. Always add all the fields.
4902 (set_uids_in_ptset): If the solution includes ANYOFFSET and
4903 SFTs, then add all the SFTs of the structure.
4904 If VI->DECL is an aggregate with subvariables, add the SFT at
4906 (find_what_p_points_to): If VI is an artificial variable,
4907 translate to bitfields in SSA_NAME_PTR_INFO.
4908 If the solution is empty, set pi->pt_vars to NULL
4909 (init_base_vars): Create ANYOFFSET.
4910 (compute_points_to_sets): Rename from create_alias_vars.
4912 (pass_build_pta): Remove.
4913 (delete_points_to_sets): Rename from delete_alias_vars.
4914 (pass_del_pta): Remove.
4915 * tree-ssa-structalias.h (struct alias_info): Move from
4917 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
4918 NUM_REFERENCES_SET): Likewise.
4919 (compute_points_to_sets, delete_points_to_sets): Declare.
4921 2005-07-09 Richard Henderson <rth@redhat.com>
4923 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
4924 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
4925 alpha_split_lock_test_and_set_12): New functions.
4926 * config/alpha/alpha-protos.h: Update.
4927 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
4928 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
4929 * config/alpha/sync.md (I12MODE): New.
4930 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
4931 (sync_<fetchop_name><I48MODE>): Likewise.
4932 (sync_nand<I48MODE>): Likewise.
4933 (sync_old_<fetchop_name><I48MODE>): Likewise.
4934 (sync_new_<fetchop_name><I48MODE>): Likewise.
4935 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
4936 (sync_compare_and_swap<I48MODE>): Likewise.
4937 (sync_lock_test_and_set<I48MODE>): Likewise.
4938 (sync_compare_and_swap<I12MODE>): New.
4939 (sync_compare_and_swap<I12MODE>_1): New.
4940 (sync_lock_test_and_set<I12MODE>): New.
4941 (sync_lock_test_and_set<I12MODE>_1): New.
4943 2005-07-09 Diego Novillo <dnovillo@redhat.com>
4947 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
4949 2005-07-09 Jakub Jelinek <jakub@redhat.com>
4951 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
4952 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
4954 2005-07-09 Richard SAndiford <richard@codesourcery.com>
4957 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
4959 2005-07-08 David Edelsohn <edelsohn@gnu.org>
4961 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
4962 memory_operand constraint.
4963 (store_conditional_<mode>): Same.
4964 (sync_compare_and_swap<mode>): Same.
4965 (sync_lock_test_and_set<mode>): Same.
4967 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
4969 Rewrite PIC support to more closely model actual instructions.
4970 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
4971 (cris_symbol): Remove prototypes for removed functions.
4972 (cris_pic_symbol_type_of, cris_valid_pic_const)
4973 (cris_expand_pic_call_address): Prototypes for new functions.
4974 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
4976 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
4978 <case ':'>: Add case for new punctuation character.
4979 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
4980 emitting (extra) PIC modifier.
4981 <case UNSPEC>: Do not assert for PLT.
4982 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
4983 (cris_expand_prologue, cris_expand_epilogue): Check
4984 for pic_offset_table_rtx usage instead of taking
4985 current_function_uses_pic_offset_table as the final word.
4986 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
4987 Remove flag_pic difference.
4988 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
4989 the moral equivalents of...
4990 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
4992 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
4993 (cris_handle_option): Mark ARG as unused.
4994 (cris_expand_pic_call_address): New worker function for "call",
4996 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
4997 output PIC constructs here.
4998 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
4999 as symbol-specific modifers, not whole or part of operands.
5000 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
5001 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
5002 constants and flag_pic.
5003 (CONSTANT_INDEX_P): Adjust for new functions.
5004 (enum cris_pic_symbol_type): New helper type.
5005 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
5006 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
5007 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
5009 ("movsi"): Emit actual instructions for GOT and relative access.
5010 ("*movsi_got_load"): New pattern to set up the register holding
5012 ("*movsi_internal"): Operand 1 is not a plain general_operand.
5013 Adjust FIXME for 'S'.
5014 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
5015 Use "movs" for -fpic cases.
5016 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
5017 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
5018 ("call", "call_value"): Just call cris_expand_pic_call_address for
5020 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
5021 Remove special pattern.
5022 ("*expanded_call_side", "*expanded_call_value_side"): New
5024 (gotplt-to-plt, gotplt-to-plt-side-call)
5025 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
5027 * config/cris/cris/predicates.md
5028 ("cris_general_operand_or_gotless_symbol"): Remove unused
5030 ("cris_general_operand_or_symbol"): Adjust for new functions.
5032 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5034 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
5036 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
5038 * Makefile.in (TREE_H): Add treestruct.def.
5039 (c-decl.o): Add pointer-set.h
5040 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
5041 visibility on regular DECL's.
5042 (merge_decls): Fix the copying of decl nodes of various types for
5043 the new structures. Don't update RTL, section name, weak status,
5044 etc, on DECL's without RTL.
5045 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
5046 Don't check volatile on non-variable types.
5047 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
5048 to check whether we have seen arguments.
5049 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
5050 flag is checked before field (flag is common, field is not).
5051 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
5052 TS_DECL_COMMON could have an origin.
5053 (add_location_or_const_value_attribute): Don't check section name
5054 on non-var/function decls.
5055 (dwarf2out_var_location): Reverse order of tests.
5056 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
5057 with DECL_WRTL_CHECK.
5058 * expmed.c (make_tree): rtl is now in decl_with_rtl.
5059 * fold-const.c (fold_binary): Don't check weakness on
5060 non-var/function decls.
5061 (tree_expr_nonzero_p): Ditto.
5062 (fold_checksum_tree): Use tree_decl_extra as sizeof
5064 * ggc-page.c (extra_order_size_table): Add sizes for
5065 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
5067 * gimplify.c (gimplify_bind_expr): Only set
5068 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
5069 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
5071 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
5072 * langhooks.h (init_ts). New langhook.
5073 * passes.c (rest_of_decl_compilation): Reverse order of tests.
5074 * print-tree.c (print_node): Update to only print fields that
5075 exist in the structures the passed decl has.
5076 * toplev.c (wrapup_global_declarations): Don't reset
5077 DECL_DEFER_OUTPUT on DECL's that don't contain it.
5078 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
5079 * tree-inline.c (remap_decl): Ditto.
5080 * tree-outof-ssa.c (create_temp): Reverse order of tests.
5081 * tree-pretty-print.c (print_declaration): Don't print
5082 DECL_REGISTER on things that don't contain it.
5083 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
5084 non-var/function decls.
5085 * tree.c (tree_contains_struct): New structure.
5086 (init_priority_for_decl): New hashtable.
5087 (tree_int_map): New structure.
5088 (tree_int_map_eq): New function.
5089 (tree_int_map_marked_p): Ditto.
5090 (tree_int_map_hash): Ditto.
5091 (tree_map): Move to tree.h.
5092 (tree_map_eq): Externalize.
5093 (tree_map_hash): Ditto.
5094 (tree_map_marked_p): Ditto.
5095 (init_ttree): Set up tree_contains_struct and call langhook.
5096 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
5097 (tree_code_size): Update for new structures.
5098 (tree_node_structure): Update for new structures.
5099 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
5101 (copy_node_stat): Copy init priority.
5102 (build_decl_stat): Ditto for visibility.
5103 (ts_enum_names): New.
5104 (tree_contains_struct_check_failed): New function.
5105 (decl_init_priority_lookup): Ditto.
5106 (decl_init_priority_insert): Ditto.
5107 * treestruct.def: New file.
5108 * tree.h (CODE_CONTAINS_STRUCT): New macro.
5109 (CONTAINS_STRUCT_CHECK): Ditto.
5110 (tree_contains_struct_check_failed): New prototype.
5111 (DECL_CHECK): Removed.
5112 (DECL_MINIMAL_CHECK): New.
5113 (DECL_COMMON_CHECK): Ditto.
5114 (DECL_WRTL_CHECK): Ditto.
5115 (DECL_NON_COMMON_CHECK): Ditto.
5116 (DECL_WITH_VIS_CHECK): Ditto.
5117 (VAR_OR_FUNCTION_DECL_P): Ditto
5118 (struct tree_decl_minimal): New structure.
5119 (struct tree_decl_common): Ditto.
5120 (struct tree_decl_with_rtl): Ditto.
5121 (struct tree_decl_with_vis): Ditto.
5122 (struct tree_decl_non_common): Ditto.
5123 (struct tree_field_decl): Ditto.
5124 (struct tree_parm_decl): Ditto.
5125 (struct tree_var_decl): Ditto.
5126 (struct tree_function_decl): Ditto.
5127 (struct tree_const_decl): Ditto.
5128 (struct tree_result_decl): Ditto.
5129 (union tree_node): Add new structures.
5130 * var-tracking.c (track_expr_p): Reverse order of tests.
5132 * doc/c-tree.texi: Add documentation on DECL node internal structure.
5134 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
5136 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
5137 * system.h: Poison FINALIZE_PIC.
5138 * doc/tm.texi (FINALIZE_PIC): Remove.
5140 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5143 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
5144 to the correct type if we have a MODIFY_EXPR.
5146 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
5148 PR tree-optimization/22360
5149 * tree.c (upper_bound_in_type): Fix calculations for casting
5150 to a non-wider signed type and casting a signed value to a
5151 wider unsigned type.
5152 (lower_bound_in_type): Fix calculations for casting to a
5153 non-wider signed type.
5155 PR tree-optimization/20139
5156 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
5158 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
5159 fold_cond_expr_cond.
5160 * tree-ssanames.c (release_defs): Assert in_ssa_p.
5161 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
5163 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5166 * tree-complex.c (expand_complex_libcall): Produce
5167 REALPART_EXPR/IMAGPART_EXPR with the correct type.
5169 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
5171 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
5172 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
5173 b" assert and inserted fastpath code for this case.
5174 (bitmap_ior): Removed "a != b" assert.
5176 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5178 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
5179 (ENDFILE_SPEC): Likewise.
5180 * config/m32r/m32r.h (ASM_SPEC): Likewise.
5182 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
5183 a large stack frame at epilogue.
5185 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
5187 * final.c: Include sdbout.h when required.
5189 2005-07-07 Geoffrey Keating <geoffk@apple.com>
5191 * config.gcc (*-*-darwin*): Only one target-specific header file
5193 (powerpc-*-darwin*): Add version-specific header files.
5194 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
5195 * config.in: Regenerate.
5196 * configure: Regenerate.
5197 * gcc.c: Include xregex.h.
5198 (version_compare_spec_function): New.
5199 (spec_function): Add version-compare.
5200 (replace_outfile_spec_function): Reformat comment.
5201 (compare_version_strings): New.
5202 * config/darwin-c.c (version_as_macro): New.
5203 (builtin_define): New.
5204 (darwin_cpp_builtins): New.
5205 * config/darwin-protos.h (darwin_cpp_builtins): New.
5206 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
5207 (LIB_SPEC): Make unconditional, update comment.
5208 (TARGET_C99_FUNCTIONS): Define.
5209 * config/darwin.opt: Sort.
5210 (mmacosx-version-min=): New.
5211 * config/darwin7.h: Delete.
5212 * config/darwin8.h: Delete.
5213 * config/i386/darwin.h (): Call darwin_cpp_builtins.
5214 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
5215 (TARGET_C99_FUNCTIONS): Define.
5216 * config/rs6000/darwin7.h: New.
5217 * config/rs6000/darwin8.h: New.
5218 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
5219 (-mmacosx-version-min): Document.
5221 2005-07-07 Ian Lance Taylor <ian@airs.com>
5223 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
5225 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
5228 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
5230 2005-07-07 Khem Raj <kraj@mvista.com>
5232 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
5233 in bytes, not words.
5235 2005-07-07 Paul Brook <paul@codesourcery.com>
5237 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
5238 DEFAULT_FUNCTION_ARG_PADDING to upward.
5240 2005-07-07 Richard Henderson <rth@redhat.com>
5242 * function.c (locate_and_pad_parm): Record parameter alignment in
5243 stack_alignment_needed.
5245 2005-07-07 David Edelsohn <edelsohn@gnu.org>
5247 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
5248 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
5249 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
5250 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
5251 (define_attr "type"): Add isync, sync, load_l, store_c.
5252 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
5253 Create scratch volatile MEM.
5254 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
5256 (load_locked_<mode>): New.
5257 (store_conditional_<mode>): New.
5258 (sync_compare_and_swap<mode>): Replace with splitter.
5259 (sync_lock_test_and_set<mode>): Replace with splitter.
5260 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
5262 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
5263 is ics. Attribute isync.
5264 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
5266 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
5267 and UNSPECV_SYNC_OP.
5268 (emit_unlikely_jump): New.
5269 (emit_load_locked): New.
5270 (emit_store_conditional): New.
5271 (rs6000_split_compare_and_swap): New.
5272 (rs6000_split_lock_test_and_set): New.
5273 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
5274 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
5275 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
5276 rs6000_split_lock_test_and_set): Declare.
5277 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
5278 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
5279 store_c, isync, sync.
5281 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
5283 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
5284 filenames to gtyp-gen.h.
5285 (s-typ-gen): Use it in place of for loops.
5287 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
5289 * hooks.c (hook_bool_rtx_int_false): New function.
5290 * hooks.h (hook_bool_rtx_int_false): Declare.
5291 * target-def.h (TARGET_COMMUTATIVE_P): Define.
5292 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
5293 * target.h (struct gcc_target): Add commutative_p member.
5294 * targhooks.c (hook_bool_rtx_commutative_p): New function.
5295 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
5296 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
5297 (pa_commutative_p): New function.
5298 * jump.c (target.h): Include.
5299 (rtx_renumbered_equal_p): Use targetm.commutative_p.
5300 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
5302 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
5304 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
5305 (s390_expand_setmem): New.
5306 * config/s390/s390.c: Likewise.
5307 (print_shift_count_operand): Truncate to 12 bits instead of 6.
5309 * config/s390/s390.md: ("setmem<mode>"): Accept character as
5310 general_operand. Call new function "s390_expand_setmem".
5311 ("clrmem_long", "*clrmem_long"): Rewrite to ...
5312 ("setmem_long", "*setmem_long"): ... this.
5314 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
5316 * config/s390/s390.c: (optimization_options): Enable
5317 TARGET_MVCLE at -Os.
5318 * doc/invoke.texi: Document changes in default behaviour.
5319 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
5321 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
5323 * expr.c: (set_storage_via_setmem): Convert opchar to mode
5324 defined by back-end.
5326 2005-07-07 Jakub Jelinek <jakub@redhat.com>
5328 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
5329 all sets in the pattern.
5330 * config/rs6000/rs6000.md (stack_protect_testsi,
5331 stack_protect_testdi): Likewise.
5333 2005-07-06 Jeff Law <law@redhat.com>
5335 * tree-vrp.c (simplify_using_ranges): Kill.
5336 (vrp_finalize): Remove call to simplify_using_ranges.
5337 (simplify_stmt_using_ranges): New function extracted from
5338 simplify_using_ranges.
5339 (simplify_div_or_mod_using_ranges): Likewise.
5340 (simplify_abs_using_ranges): Likewise.
5341 (simplify_cond_using_ranges): New function.
5342 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
5343 * tree-ssa-propagate.c (substitute_and_fold): Call
5344 simplify_stmt_using_ranges if we have range information.
5346 2005-07-06 James E. Wilson <wilson@specifixinc.com>
5348 * config/ia64/ia64.c (ia64_reorg): Check optimize before
5349 ia64_flag_schedule_isns2.
5351 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
5352 reading/writing general registers.
5353 (ia64_function_arg): Revert 2005-06-18 change.
5355 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
5357 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
5358 (legitimize_tls_address): Use gcc_unreachable instead of abort.
5360 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
5362 * function.c (expand_function_end): Revert part of 2005-06-27
5363 patch. Do sjlj_emit_function_exit_after after return_label.
5365 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
5367 * doc/install.texi (--disable-libssp): New.
5369 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
5371 * doc/invoke.texi: Update -fforce-mem documentation.
5372 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
5373 code for -fforce-mem.
5374 * expmed.c: (store_bit_field,store_fixed_bit_field,
5375 extract_bit_field): Ditto.
5376 * expr.c: (convert_move): Ditto.
5377 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
5378 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
5379 emit_conditional_add,expand_float,expand_fix): Ditto.
5380 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
5381 (common_handle_option): Issue warning when -fforce-mem specified.
5383 2005-07-06 Paul Brook <paul@codesourcery.com>
5385 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
5387 * configure: Regenerate.
5389 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
5391 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
5393 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
5395 Fix PR tree-optimization/22319
5396 Fix PR tree-optimization/22140
5397 Fix PR tree-optimization/22310
5399 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
5400 variable sized types.
5401 Use correct type for intermediate structure on *a = *b structure
5404 2005-07-06 Jakub Jelinek <jakub@redhat.com>
5406 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
5408 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
5409 (machine_function): Move typedef to...
5410 * config/rs6000/rs6000.c (machine_function): ... here. Add
5411 varargs_save_offset field.
5412 (rs6000_stack_t): Remove varargs_size field.
5413 (setup_incoming_varargs): Allocate varargs save area using
5414 assign_stack_local, try to make it as small as possible.
5415 Save offset from virtual_stack_vars_rtx to the save area
5416 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
5417 instead of magic 8 when fp word byte size is used.
5418 (rs6000_va_start): Use cfun->machine->varargs_save_offset
5419 instead of -RS6000_VARARGS_SIZE.
5420 (rs6000_stack_info, debug_stack_info,
5421 rs6000_initial_elimination_offset): Remove all traces of
5423 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
5424 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
5425 RS6000_VARARGS_AREA.
5427 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
5429 PR tree-optimization/21963
5430 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
5431 constant_multiple_of in the same way get_computation_cost_at does.
5433 2005-07-06 Jakub Jelinek <jakub@redhat.com>
5435 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
5436 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
5437 (gen_compare_reg): If sparc_compare_emitted is set, clear it
5438 and return its previous value.
5439 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
5440 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
5442 (stack_protect_set, stack_protect_test): New expanders.
5443 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
5444 stack_protect_testdi): New insns.
5445 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
5446 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
5448 2005-07-06 Jeff Law <law@redhat.com>
5450 * tree-ssa-dce.c (cfg_altered): New global.
5451 (tree_dce_init): Initialize cfg_altered.
5452 (remove_dead_stmt): If we remove an edge in the CFG, then set
5454 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
5457 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
5459 * Makefile.in (stamp-collect-ld): Use
5460 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
5461 ./collect-ld if it already exists.
5462 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
5463 Don't remove ./nm if it already exists.
5465 2005-07-05 Devang Patel <dpatel@apple.com>
5467 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
5468 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
5469 * tree-vectorizer.c (vect_loop_location): New.
5470 (vect_print_dump_info): Use vect_loop_location.
5471 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
5472 (vectorize_loops): Set vect_loop_location.
5473 * tree-vect-analyze.c (vect_analyze_offset_expr,
5474 vect_determin_vectorization_factor, vect_analyze_operations,
5475 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
5476 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
5477 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
5478 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
5479 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
5480 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
5481 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
5482 vect_analyze_loop): Adjust vect_print_dump_info API.
5483 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
5484 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
5485 vect_finish_stmt_generation, vectorizable_assignment,
5486 vectorizable_operation, vectorizable_store, vectorizable_load,
5487 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
5488 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
5489 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
5490 vect_transform_loop): Same.
5491 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
5492 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
5495 2005-07-05 Randolph Chung <tausq@debian.org>
5497 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
5498 * configure: Regenerate.
5499 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
5500 (pa_tls_referenced_p): Declare.
5501 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
5502 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
5503 (legitimize_tls_address): New.
5504 (hppa_legitimize_address): Handle TLS addresses.
5505 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
5506 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
5507 (emit_move_sequence): Handle TLS addresses.
5508 (pa_encode_section_info): Call default handler to handle common
5510 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
5511 (CONSTANT_ADDRESS_P): Reject TLS operands.
5512 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
5513 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
5514 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
5515 (UNSPEC_TLSLE): Define new constants.
5516 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
5517 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
5518 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
5519 (tie_symbolic_operand, tle_symbolic_operand): New
5521 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
5523 * aclocal.m4: Update macros for autoconf 2.59 style.
5524 * configure.ac: Likewise.
5526 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5528 * pa.c (function_value): Handle small aggregates on 32-bit targets.
5529 (function_arg): Pass small aggregates in general registers on 32-bit
5531 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
5533 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
5535 * Makefile.in (final.o): Fix dependencies.
5537 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
5541 * langhooks.h (struct lang_hooks): Add expr_to_decl.
5542 * langhooks.c (lhd_expr_to_decl): New.
5543 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
5545 (LANG_HOOKS_INITIALIZER): Update.
5546 * tree.c (recompute_tree_invarant_for_addr_expr): Call
5547 expr_to_decl langhook.
5548 * c-tree.h (c_expr_to_decl): Declare.
5549 * c-typeck.c (c_expr_to_decl): New.
5550 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
5552 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
5554 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
5557 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
5558 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
5560 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
5562 * Makefile.in: Adjust dependencies.
5563 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
5564 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
5565 * alias.c (rest_of_handle_cfg, pass_cfg): New.
5566 * bb-reorder.c (duplicate_computed_gotos): Make it static.
5567 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
5568 rest_of_compilation.
5570 * bb-reorder.c (gate_duplicate_computed_gotos,
5571 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
5572 rest_of_handle_reorder_blocks, pass_reorder_blocks,
5573 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
5574 pass_partition_blocks): New.
5575 * bt-load.c (gate_handle_branch_target_load_optimize,
5576 rest_of_handle_branch_target_load_optimize,
5577 pass_branch_target_load_optimize): New.
5578 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
5580 * cfglayout.c (pass_insn_locators_initialize): New.
5581 * cfgrtl.c (pass_free_cfg): New.
5582 * combine.c (gate_handle_combine, rest_of_handle_combine,
5584 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
5585 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
5586 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
5587 * except.c (pass_set_nothrow_function_flags,
5588 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
5590 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
5591 rest_of_handle_shorten_branches, pass_shorten_branches,
5592 rest_of_clean_state, pass_clean_state): New.
5593 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
5594 rest_of_handle_remove_death_notes, pass_remove_death_notes,
5595 rest_of_handle_life, pass_life, rest_of_handle_flow2,
5597 * function.c (pass_instantiate_virtual_regs, pass_init_function,
5598 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
5599 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
5600 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
5602 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
5603 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
5604 pass_rtl_ifcvt, gate_handle_if_after_combine,
5605 rest_of_handle_if_after_combine, pass_if_after_combine,
5606 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
5607 pass_if_after_reload): New.
5608 * integrate.c (pass_initial_value_sets): New.
5609 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
5610 pass_purge_lineno_notes): New.
5611 * mode-switching.c (rest_of_handle_mode_switching,
5612 pass_mode_switching): New.
5613 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
5614 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
5616 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
5617 pass_loop_optimize): New.
5618 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
5620 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
5622 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
5623 pass_postreload_cse): New.
5624 * profile.c (gate_handle_profiling, pass_profiling,
5625 rest_of_handle_branch_prob, pass_branch_prob): New.
5626 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
5627 pass_split_before_regstack, gate_handle_split_before_regstack,
5628 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
5629 rest_of_handle_split_all_insns, pass_split_all_insns): New.
5630 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
5631 pass_stack_regs): New.
5632 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
5633 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
5634 pass_stack_adjustments): New.
5635 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
5636 pass_regrename): New.
5637 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
5638 pass_delay_slots, gate_handle_machine_reorg,
5639 rest_of_handle_machine_reorg, pass_machine_reorg): New.
5640 * rtl.h (extern void purge_line_number_notes): New.
5641 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
5642 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
5644 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
5646 * value-prof.c (gate_handle_value_profile_transformations,
5647 rest_of_handle_value_profile_transformations,
5648 pass_value_profile_transformations): New.
5649 * var-tracking.c (gate_handle_var_tracking,
5650 pass_variable_tracking): New.
5651 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
5653 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
5654 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
5655 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
5656 rest_of_handle_old_regalloc, rest_of_handle_regrename,
5657 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
5658 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
5659 rest_of_handle_gcse2, rest_of_handle_regmove,
5660 rest_of_handle_tracer, rest_of_handle_if_conversion,
5661 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
5662 rest_of_handle_web, rest_of_handle_branch_prob,
5663 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
5664 rest_of_handle_jump_bypass, rest_of_handle_combine,
5665 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
5666 rest_of_handle_gcse, rest_of_handle_loop_optimize,
5667 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
5668 rest_of_handle_mode_switching, rest_of_handle_jump,
5669 rest_of_handle_eh, rest_of_handle_stack_adjustments,
5670 rest_of_handle_flow2, rest_of_handle_jump2,
5671 rest_of_handle_peephole2, rest_of_handle_postreload,
5672 rest_of_handle_shorten_branches, rest_of_clean_state,
5673 rest_of_compilation): Remove.
5675 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
5676 * passes.c (dump_flags, in_gimple_form, all_passes,
5677 all_ipa_passes, all_lowering_passes, register_one_dump_file,
5678 register_dump_files, next_pass_1, last_verified, execute_todo,
5679 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
5680 from tree-optimize.c.
5681 (init_optimization_passes): Moved from tree-optimize.c,
5682 adding the RTL optimizations.
5683 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
5684 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
5685 all_ipa_passes, all_lowering_passes, register_one_dump_file,
5686 register_dump_files, next_pass_1, last_verified, execute_todo,
5687 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
5688 init_tree_optimization_passes, ipa_passes): Delete.
5689 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
5691 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
5692 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
5694 (ipa_passes): Remove.
5695 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
5696 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
5697 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
5698 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
5699 (dump_info_p, dump_flag): Moved to tree-dump.h.
5701 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
5703 * passes.c (finish_optimization_passes): Use dump_begin
5704 and dump_end, TDI_end.
5705 (gate_rest_of_compilation): New.
5706 (pass_rest_of_compilation): Use it.
5707 (gate_postreload, pass_postreload): New.
5708 * toplev.c (general_init): Rename init_tree_optimization_passes.
5709 * toplev.h (init_tree_optimization_passes): Rename to
5710 init_optimizations_passes.
5711 * tree-dump.c (dump_flag): Make static.
5712 (dump_files): Remove RTL dumps.
5713 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
5714 pass_cleanup_cfg, pass_free_cfg_annotations,
5715 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
5716 pass_init_datastructures, pass_fixup_cfg): Make non-static.
5717 * tree-pretty-print.c: Include tree-pass.h.
5718 * cgraph.c: Include tree-dump.h.
5720 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
5722 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
5723 Only fall back to saying it points to readonly memory if
5726 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5728 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
5729 * config/m32r/m32r.c (m32r_compute_frame_size,
5730 m32r_expand_prologue): Take current_function_profile into
5731 account whenever we reference
5732 current_function_uses_pic_offset_table.
5733 (m32r_finalize_pic): Remove.
5734 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
5736 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
5738 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
5739 instead of $<. Don't remove ./as if it already exists.
5741 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5744 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
5745 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
5746 for complex modes when generating code for PA 1.0.
5747 (VALID_FP_MODE_P): New macro.
5748 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
5749 sets for all general and floating point modes. Align wide floating
5750 point modes to even register boundaries to comply with architectural
5752 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
5753 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
5754 (VALID_FP_MODE_P): New macro.
5755 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
5756 sets for all general and floating point modes. Align wide floating
5757 point modes to even register boundaries to comply with architectural
5760 2005-07-04 Diego Novillo <dnovillo@redhat.com>
5762 * tree-dump.c (dump_files): Initialize dump number for .cgraph
5765 2005-07-04 Diego Novillo <dnovillo@redhat.com>
5767 * tree-ssa-structalias.c: Don't include expr.h.
5769 2005-07-04 Diego Novillo <dnovillo@redhat.com>
5771 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
5774 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
5776 Fix PR tree-optimization/22279
5778 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
5781 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
5783 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
5785 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
5787 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
5788 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
5789 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
5790 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
5791 config/stormy16/stormy16.c, config/v850/v850.c,
5792 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
5793 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
5794 Avoid "." or "\n" at end of diagnostics and capital letters at
5795 start of diagnostics.
5796 * combine.c, cse.c: Don't translate dump file output.
5797 * toplev.c (print_version): Only translate output if going to
5800 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
5802 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
5803 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
5806 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5808 * pa.c (fix_range): Fix typo in comment.
5810 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
5812 * tree-vrp.c (extract_range_from_assert): Replace
5813 fold (build (...)) with fold_build2.
5815 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5817 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
5818 gcc_gfc_char_table, init_dynamic_gfc_info): New.
5819 (format_types_orig, handle_format_attribute): Add support for
5822 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
5824 * varasm.c (assemble_variable): Fix format specifier thinko.
5826 2005-07-03 Ira Rosen <irar@il.ibm.com>
5828 PR tree-optimization/22029 (and 22135)
5829 * tree-pretty-print.c (dump_generic_node): Check that the node is not
5830 a phi node before calling dump_vops.
5832 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
5834 * tree-dump.h (dump_string_field): Declare.
5835 * tree-dump.c: Use it instead of dump_string.
5836 (dump_string_field): Make non-static.
5838 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
5840 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
5841 up the minimal CFG stuff always when optimize > 0. Call
5842 split_all_insns_noflow in PIC case if needed.
5844 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
5845 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
5848 * c-decl.c (c_write_global_declarations): Dump contents of
5850 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
5851 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
5852 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
5853 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
5856 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
5858 * c-common.h (GCC_DIAG_STYLE): Define.
5859 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
5860 version for format checking to 4.1.
5861 * c-format.c: Include toplev.h after c-common.h.
5862 (enum format_type): Add gcc_tdiag_format_type.
5863 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
5864 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
5865 (format_types_orig): Add gcc_tdiag.
5866 (init_dynamic_diag_info): Support gcc_tdiag formats.
5867 (handle_format_attribute): Likewise.
5868 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
5869 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
5870 version for format checking to 4.1.
5871 (warning0, warning, error, pedwarn, sorry): Use
5873 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
5874 (finish_aliases_1): Do not use %qE.
5875 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
5876 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
5877 Correct format bugs.
5878 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
5879 parameter to unsigned HOST_WIDE_INT.
5880 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
5882 2005-07-02 David Edelsohn <edelsohn@gnu.org>
5885 * expr.c (write_complex_part): Use adjust_address for MEM.
5886 (read_complex_part): Same.
5888 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
5890 Fix PR tree-optimization/22280
5892 * tree-sra.c (generate_element_init): Remove useless loop.
5894 2005-07-02 Richard Henderson <rth@redhat.com>
5896 * config/alpha/alpha.c (alpha_legitimize_address): Check for
5898 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
5900 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
5903 * fold-const.c (fold_binary): Handle the return value of
5904 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
5905 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
5907 2005-07-02 Jeff Law <law@redhat.com>
5909 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
5910 a eliminate type conversion which feeds an equality comparison
5911 if the original type or either operand in the comparison is a
5914 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
5916 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
5917 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
5919 * config/avr/avr.c: Do not use '`' as left quote.
5920 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
5921 Remove "." from end of diagnostics. Make diagnostics start with
5924 2005-07-02 Zack Weinberg <zack@codesourcery.com>
5925 Joseph S. Myers <joseph@codesourcery.com>
5927 * toplev.c (default_tree_printer): Handle setting location with
5929 * c-objc.common.c (c_tree_printer): Likewise.
5930 * c-format.c (gcc_diag_flag_specs): Add '+'.
5931 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
5932 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
5934 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
5935 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
5936 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
5937 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
5938 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
5939 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
5940 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
5941 format arguments where %J is used without %D.
5943 2005-07-02 Jakub Jelinek <jakub@redhat.com>
5945 * gcc.c (LINK_SSP_SPEC): Define.
5946 (link_ssp_spec): New variable.
5947 (LINK_COMMAND_SPEC): Add %(link_ssp).
5948 (static_specs): Add link_ssp_spec.
5949 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
5950 * configure: Rebuilt.
5951 * config.in: Rebuilt.
5953 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
5954 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
5955 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
5956 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
5957 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
5958 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
5959 -0x7008(2) instead of reading __stack_chk_guard variable.
5960 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
5962 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
5963 (stack_protect_set, stack_protect_test): Use *_tls* patterns
5964 if TARGET_THREAD_SSP_OFFSET is defined.
5965 (stack_tls_protect_set_si, stack_tls_protect_set_di,
5966 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
5969 2005-06-27 Richard Henderson <rth@redhat.com>
5970 * libgcc-std.ver (GCC_4.1.0): New.
5971 * libgcc.h (__stack_chk_guard): Declare.
5972 (__stack_chk_fail, __stack_chk_fail_local): Declare.
5973 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
5974 * mklibgcc.in (lib2funcs): Add them.
5976 2005-07-01 Richard Henderson <rth@redhat.com>
5978 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
5979 void * before struct sigcontext *.
5980 (x86_fallback_frame_state): Likewise.
5982 2005-07-01 James E. Wilson <wilson@specifixinc.com>
5984 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
5986 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
5989 * tree-ssa-reassoc.c (should_transpose): Fix which operand
5990 we check for SSA_NAME for.
5992 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
5994 Fix PR tree-optimization/22071
5996 * tree-ssa-structalias.c (offset_overlaps_with_access): New
5998 (get_constraint_for_component_ref): Use it.
6000 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
6003 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
6004 print out the last new line.
6006 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
6008 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
6009 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
6010 * config/cris/cris.c (cris_conditional_register_usage): Adjust
6011 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
6012 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
6013 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
6014 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
6015 (enum reg_class): New member CC0_REGS.
6016 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
6017 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
6018 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
6019 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
6020 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
6021 Adjust for register now described.
6023 2005-07-01 Jakub Jelinek <jakub@redhat.com>
6026 * config/i386/i386.md (stack_protect_test_si,
6027 stack_protect_test_di): Add earlyclobber for scratch 3.
6028 * config/rs6000/rs6000.md (stack_protect_testsi,
6029 stack_protect_testdi): Add earlyclobber for scratch 3,
6030 remove earlyclobber from scratch 4.
6032 Older entries for 2005 can be found in ChangeLog-2005.