1 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
3 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
4 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
5 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
6 Follow spelling conventions.
7 * doc/invoke.texi: Follow spelling conventions.
9 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
11 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
12 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
13 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
15 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
18 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
19 (output_stack_adjust): Use gen_tmp_stack_mem.
20 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
21 (sh_set_return_address, sh_allocate_initial_value): Likewise.
22 (sh_get_pr_initial_val): Likewise.
23 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
24 (sh_initialize_trampoline): Likewise. Also use adjust_address.
25 * sh.md (divsi_inv_m0): Use gen_const_mem.
26 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
27 (movdf_i4+1): Use gen_tmp_stack_mem.
28 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
29 (fpu_switch+2): Likewise.
30 (movv4sf_i, movv16sf_i): Use adjust_address.
31 (symGOT_load): Set MEM_NOTRAP_P bit.
33 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
36 * pa.c (emit_move_sequence): Fix typo in last change.
38 2005-09-03 Jakub Jelinek <jakub@redhat.com>
40 PR rtl-optimization/23454
41 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
44 2005-09-03 Richard Henderson <rth@redhat.com>
45 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
48 pa.c (emit_move_sequence): Use replace_equiv_address instead of
51 2005-09-02 Nicolas Pitre <nico@cam.org>
53 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
54 to bit_count to 32 bits.
56 2005-08-31 Mark Mitchell <mark@codesourcery.com>
59 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
60 generating synthetic loads from volatile lvalues.
62 005-09-02 Nick Clifton <nickc@redhat.com>
64 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
65 __ctzhi2, __clzhi2): New functions.
67 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
70 * tree-nested.c (struct var_map_elt): Mark with GTY.
71 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
73 (lookup_field_for_decl): Allocate new element in GC memory.
74 (lookup_tramp_for_decl): Likewise.
75 (convert_nl_goto_reference): Likewise
76 (create_nesting_tree): Allocate info in GC memory. Likewise for
78 (free_nesting_tree): Free with ggc_free instead of free.
79 (root): New static variable.
80 (lower_nested_functions): Remove root as local variable. And zero out
81 root at the end of the function.
83 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
85 PR rtl-optimization/20365
86 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
87 to short. New member ix.
88 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
89 (simplify_plus_minus): Initialize ix members before calling qsort.
91 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
93 PR tree-optimization/23626
94 * tree-cfg.c (replace_uses_by): Clean up eh info.
96 2005-09-01 DJ Delorie <dj@redhat.com>
98 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
101 2005-09-01 David Edelsohn <edelsohn@gnu.org>
103 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
104 (rs6000_split_multireg_move): Use replace_equiv_address instead of
107 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
109 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
110 do not issue warning for a variable definition following
113 2005-09-01 Richard Henderson <rth@redhat.com>
116 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
117 conversion to CONST_VECTOR.
119 2005-09-01 Richard Henderson <rth@redhat.com>
122 * reload1.c (reload_as_needed): Check !CALL_P before calling
123 fixup_eh_region_note.
124 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
126 2005-09-01 DJ Delorie <dj@redhat.com>
128 * varasm.c (output_constant): Let the target resolve
129 conversions of addresses to non-default pointer sizes.
131 2005-09-01 Nicolas Pitre <nico@cam.org>
133 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
134 to alow matching ARM pre-indexed addressing mode.
135 (arm_override_options): Remove now irrelevant comment.
137 2005-09-01 Phil Edwards <phil@codesourcery.com>
139 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
140 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
141 * config/i386/vxworks.h: Likewise.
142 * config/i386/t-vxworksae: New file, for VxWorks AE.
143 * config/i386/vxworksae.h: Likewise.
145 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
147 PR tree-optimization/23410
148 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
149 sequence is not wrapping during the first step.
151 2005-09-01 Jakub Jelinek <jakub@redhat.com>
154 * dwarf2out.c (base_type_die): Compare char_type_node with
155 TYPE_MAIN_VARIANT (type), not type.
157 2005-09-01 Richard Guenther <rguenther@suse.de>
159 PR tree-optimization/15366
160 * common.opt: Add -finline-functions-called-once.
161 Put -fearly-inlining in alphabetically ordered place.
162 * doc/invoke.texi: Document new option.
163 * ipa-inline.c (cgraph_decide_inlining): Honour
164 flag_inline_functions_called_once.
166 2005-09-01 Jakub Jelinek <jakub@redhat.com>
168 PR rtl-optimization/23478
169 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
170 (alloc_qty): Initialize it.
171 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
172 (combine_regs): Combine also n_throwing_calls_crossed fields.
173 (find_free_reg): Don't attempt to caller-save pseudos crossing
174 calls that might throw.
175 * global.c (struct allocno): Add throwing_calls_crossed field.
176 (global_alloc): Revert 2005-08-22 change. Initialize
177 throwing_calls_crossed.
178 (find_reg): Don't attempt to caller-save pseudos crossing calls that
181 2005-09-01 Alan Modra <amodra@bigpond.net.au>
184 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
185 (mask64_operand): Reinstate code prior to 2005-06-11 change.
186 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
187 (and64_2_operand): Tweak to use predicate.
188 (and_operand): Adjust for mask_operand changes.
189 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
190 (print_operand): Likewise.
191 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
192 (mask64_1or2_operand): Delete.
193 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
194 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
195 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
196 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
197 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
198 (rotldi3_internal4): Likewise.
199 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
200 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
201 (ashldi3_internal7): Likewise.
202 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
203 (ashldi3_internal, ashldi3_internal9 split): Likewise.
204 (anddi3 split): Don't match mask64_operand.
205 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
206 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
207 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
208 't' splitter predicate.
209 (movdi_internal64 + 2): Revert 2005-06-11 change.
211 2005-08-31 DJ Delorie <dj@redhat.com>
213 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
214 (m32c_asm_integer): Add support for 32 bit pointers.
216 2005-08-31 Richard Henderson <rth@redhat.com>
218 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
219 component-like references for setting MEM_NOTRAP_P.
221 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
222 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
224 2005-08-31 Richard Henderson <rth@redhat.com>
226 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
227 into a pseudo before applying gen_lowpart.
229 2005-08-31 Geoffrey Keating <geoffk@apple.com>
231 * doc/install.texi (Specific): Update cctools version required
232 for full functionality.
233 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
234 linkers as -macosx_version_min.
236 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
239 * sh.c (print_operand, %R and %S): Add handling of floating point
240 registers, memory, constants and invalid operands.
242 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
244 * ipa-pure-const.c: Change dump name.
246 2005-08-31 Uros Bizjak <uros@kss-loka.si>
249 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
250 to "reg_or_0_operand".
251 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
253 2005-08-31 Dale Johannesen <dalej@apple.com>
255 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
256 loops that count down.
258 2005-08-31 Richard Henderson <rth@redhat.com>
261 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
262 (fixup_eh_region_note): New.
263 (reload_as_needed): Call it.
264 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
265 don't call find_many_sub_basic_blocks; call verify_flow_info.
266 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
267 (keep_stack_depressed): Likewise.
268 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
270 2005-08-31 Richard Henderson <rth@redhat.com>
272 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
275 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
277 * expr.c (expand_expr_real_1): Compare size of address
278 mode to target's address mode size in deciding expansion of
279 the constant address.
281 2005-08-31 Richard Guenther <rguenther@suse.de>
284 * expr.c (all_zeros_p): New function.
285 (expand_expr_real_1): Handle the case of an all-zero
286 non-addressable constructor separately.
288 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
290 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
291 arguments, adjust all callers.
292 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
294 2005-08-30 Richard Henderson <rth@redhat.com>
297 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
298 whenever the mode sizes match.
300 2005-08-31 Alan Modra <amodra@bigpond.net.au>
302 * calls.c (load_register_parameters): Fix comment typo.
303 * expr.c (emit_push_insn): Comment formatting.
305 2005-08-30 Ian Lance Taylor <ian@airs.com>
307 * config/i386/x-cygwin (host-cygwin): Change dependency from
308 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
310 2005-08-29 Geoffrey Keating <geoffk@apple.com>
312 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
315 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
318 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
321 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
324 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
325 beginning. Remove $(INCLUDES) from all the rules, if following
326 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
328 2005-08-29 Jakub Jelinek <jakub@redhat.com>
331 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
332 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
333 not constant, but maxlen is, don't set len to maxlen, rather
334 set maxlen to len if len is a constant.
336 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
338 PR tree-optimization/23475
339 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
342 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
344 Fix PR middle-end/22455
346 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
347 Checksum only the parts of the tree that exist for the tree code.
349 2005-08-28 Dale Johannesen <dalej@apple.com>
351 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
353 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
355 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
357 2005-08-28 Richard Henderson <rth@redhat.com>
359 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
360 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
363 2005-08-28 Jakub Jelinek <jakub@redhat.com>
366 * builtins.c (get_memory_rtx): Don't strip nops
367 in between COMPONENT_REFs.
369 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
372 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
374 (gimplify_modify_expr): Check for zero sized types and gimplify the
375 rhs and lhs as statements.
377 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
380 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
381 state for return address column of signal frames.
383 2005-08-27 David Edelsohn <edelsohn@gnu.org>
386 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
387 bytes >= 2 not bytes == 2.
388 (expand_block_move): Same.
390 2005-08-27 Richard Guenther <rguenther@suse.de>
393 * config/i386/sse.md (sse2_movsd): Add missing closing
396 2005-08-27 Paul Brook <paul@codesourcery.com>
398 * genrecog.c (enum decision_type): Add DT_num_insns.
399 (struct decision_test): Add u.num_insns.
400 (add_to_sequence): Add DT_num_insns test.
401 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
402 (write_cond, debug_decision_2): Ditto.
403 (change_state): Assume peep2_next_insn never fails.
404 Remove "afterward" argument.
405 (write afterward, write_tree): Update to match.
406 * recog.c (peep2_current_count): New variable.
407 (peep2_next_insn): Check it.
408 (peephole2_optimize): Set peep2_current_count.
409 * recog.h (peep2_current_count): Declare.
411 2005-08-26 Josh Conner <jconner@apple.com>
414 * ipa-pure-const.c (check_tree): Check for volatile-ness
415 when considering a dereference.
417 2005-08-27 Jakub Jelinek <jakub@redhat.com>
419 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
421 2005-08-26 Jakub Jelinek <jakub@redhat.com>
423 PR rtl-optimization/23561
424 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
425 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
426 at most LEN bytes long memory fits into the field.
427 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
428 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
429 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
431 2005-08-26 Richard Henderson <rth@redhat.com>
434 * loop.c (biased_biv_may_wrap_p): New.
435 (maybe_eliminate_biv_1): Use it to suppress non-equality
436 comparison transformations. Delete disabled code.
438 2005-08-26 Ian Lance Taylor <ian@airs.com>
440 * combine.c (make_extraction): Avoid reference outside object.
442 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
444 * stor-layout.c (finalize_type_size): Restore behaviour for
445 non-aggregate types to the status quo ante of the patch for
446 pr 23467. Document why it matters.
448 2005-08-26 Jakub Jelinek <jakub@redhat.com>
451 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
452 array by one element, initialize the BT_LAST element with NULL.
454 2005-08-26 David Edelsohn <edelsohn@gnu.org>
456 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
459 (compare_plus_eqsi): Same.
460 (plus_eqsi_compare): Same.
461 (neg_eq0<mode>): Same.
462 (neg_eq<mode>): Same.
464 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
467 2005-08-26 Nick Clifton <nickc@redhat.com>
469 * config/v850/v850.c (ep_memory_operand): Return FALSE if
470 TARGET_EP is not defined.
471 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
472 TARGET_EP is enabled.
473 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
474 * config/v850/v850.md (save_all_interrupt): Only use the EP
475 register if TARGET_EP is defined.
476 (restore_all_interrupt): Likewise.
477 * config/v850/lib1funcs.asm: Update functions so that the EP
478 register is only used if __EP__ is defined.
480 2005-08-26 David Ung <davidu@mips.com>
482 * config/mips/mips.c (mips_expand_prologue): Handle case when
483 generating for MIPS16 and the outgoing argument area is more than
484 SMALL_OPERAND. Use the frame pointer as temporary to generate the
487 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
489 * config/crx/crx.md: Make doloop_end pattern usage controllable
490 via mloop-nesting=<max-nesting> command line switch. Make sure
491 the combiner cannot use doloop_end_<mode> in an illegal way.
492 * config/crx/crx.c: Use regs up to r6 for argument passing.
493 Refine crx_address_cost (non cst4 displacements are expensive).
494 * config/crx/crx.opt: Add switch for mloop-nesting=.
496 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
498 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
499 (UNSPEC_MVST): New constant.
501 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
503 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
504 Reject operands containing eliminable registers.
505 * testsuite/gcc.dg/20050825-1.c: New testcase.
507 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
508 Jan Hubicka <jh@suse.cz>
510 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
512 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
514 PR tree-optimization/23546
515 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
518 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
520 * params.def (PARAM_MIN_SPEC_PROB): New.
521 * sched-rgn.c (MIN_PROBABILITY): Delete.
522 (compute_trg_info): Convert to PARAM_VALUE.
523 * doc/invoke.texi (param): Document min-spec-prob.
525 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
527 * config/darwin.h: define __PIC__
528 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
529 TARGET_OS_CPP_BUILTINS macro.
531 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
533 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
536 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
538 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
540 * cfghooks.c (duplicate_block): Added position where to place
541 new block as argument.
542 * cfghooks.h (duplicate_block): Declaration changed.
543 * cfglayout.c (copy_bbs): Add argument after. Pass it to
545 * cfglayout.h (copy_bbs): Declaration changed.
546 * cfgloop.h (loop_version): Declaration changed.
547 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
548 position to copy_bbs.
549 (loop_version): Pass position to duplicate_loop_to_header_edge.
550 Add place_after argument and position new blocks according to
552 * modulo-sched.c (sms_schedule): Pass place_after argument
554 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
555 * tree-cfg.c (split_edge_bb_loc): New function.
556 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
557 to determine position of new blocks.
558 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
560 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
561 argument to duplicate_block.
562 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
563 Pass position to copy_bbs.
565 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
567 * fold-const.c (ptr_difference_const): Use
568 cst_and_fits_in_hwi instead of host_integerp.
570 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
572 * config/darwin.c (gen_pic_offset): New.
573 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
576 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
578 PR tree-optimization/23486
579 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
581 2005-08-23 Phil Edwards <phil@codesourcery.com>
583 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
585 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
587 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
588 configuration files to override the default value.
590 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
591 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
592 * config/vx-common.h: New file, split out from...
593 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
594 * config/vxworksae.h: New file, for VxWorks AE.
595 * config/vxworks.opt: New file.
596 * config/vxlib.c: Update for VxWorks 6.
598 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
599 other MULTILIB_* variables appropriately.
600 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
601 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
602 * config/rs6000/vxworks.h: Update for VxWorks 6.
603 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
605 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
608 * config/darwin.c (machopic_select_section): Remove the hack to
609 mark "::operator new" and "::operator delete" for coalescing
610 even though they are not weak.
612 2005-08-24 Alan Modra <amodra@bigpond.net.au>
614 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
615 * configure: Regenerate.
617 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
620 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
622 * convert.c (convert_to_integer, convert_to_vector): Likewise.
623 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
626 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
628 * config/rs6000/predicates.md (equality_operator): New.
629 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
630 comparison with a large constant.
632 2005-08-23 Mark Mitchell <mark@codesourcery.com>
634 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
636 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
638 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
639 registers is even, and we have a hardware double precision fp,
641 (sh_gimplify_va_arg_expr): For floating point arguments, consider
642 size of current argument when checking if argument was passed in
645 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
648 * stor-layout.c (finalize_type_size): Dont override
649 existing alignment with a smaller alignment from the mode.
651 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
653 * lambda-code.c (lambda_vector_lexico_pos): Moved...
654 * lambda.h (lambda_vector_lexico_pos): ... here.
655 * tree-data-ref.c (build_classic_dist_vector): Return false when
656 the distance vector is lexicographically negative.
658 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
660 PR tree-optimization/23511
661 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
662 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
664 2005-08-23 Jakub Jelinek <jakub@redhat.com>
666 PR tree-optimization/22043
667 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
668 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
669 If ALLOW_FLEXARR, handle types ending with flexible array member.
670 Pass false as second argument to recursive count_type_elements calls.
671 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
672 argument to count_type_elements call.
673 * tree-sra.c (decide_block_copy): Likewise.
674 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
675 for a constant-sized object, set cleared as well. Pass true as
676 second argument to count_type_elements call.
678 2005-08-23 Alan Modra <amodra@bigpond.net.au>
681 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
682 from legitimate_small_data_p, and make global. Update use.
683 Remove forward declaration.
684 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
686 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
688 2005-08-23 David Edelsohn <edelsohn@gnu.org>
690 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
691 of scratch intermediates.
692 (eq<mode>_compare): Same.
693 (neg_eq0<mode>): New.
694 (neg_eq<mode>): Convert to define_insn_and_split.
696 2005-08-23 Alan Modra <amodra@bigpond.net.au>
699 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
700 stdarg functions, set/clear the fp marker even when no variable
702 * config/rs6000/sysv4.opt (mprototype): Describe.
704 2005-08-22 Jakub Jelinek <jakub@redhat.com>
706 PR rtl-optimization/23478
707 * regs.h (reg_info): Add throw_calls_crossed.
708 (REG_N_THROWING_CALLS_CROSSED): Define.
709 * flow.c (allocate_reg_life_data): Initialize
710 REG_N_THROWING_CALLS_CROSSED.
711 (propagate_one_insn, attempt_auto_inc): Update
712 REG_N_THROWING_CALLS_CROSSED.
713 * global.c (global_alloc): Don't allocate pseudos across
714 calls that may throw.
716 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
719 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
720 value is inbetween the range if we did not find an exact match.
722 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
724 * doc/invoke.texi (Option Summary): Add ms1 options.
725 * doc/extend.texi: Document interrupt handler attribute for ms1.
726 * doc/md.texi: Document ms1 constraints.
727 * config.gcc: Add ms1-*-elf.
728 * config/ms1/ms1.h: New.
729 * config/ms1/ms1.c: New.
730 * config/ms1/ms1.md: New.
731 * config/ms1/ms1-protos.h: New.
732 * config/ms1/ABI.txt: New.
733 * config/ms1/crti.asm: New.
734 * config/ms1/crtn.asm: New.
735 * config/ms1/lib2extra-funcs.c: New.
736 * config/ms1/t-ms1: New.
737 * config/ms1/ms1.opt: New.
739 2005-08-22 Ira Rosen <irar@il.ibm.com>
741 * config/rs6000/altivec.md (xorv4sf3): New.
742 (negv4sf2, neg<mode>2): Likewise.
744 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
747 * config/ia64/ia64.md (divsi3): Check divide by zero.
752 2005-08-21 Jakub Jelinek <jakub@redhat.com>
754 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
755 up to elem_bitsize bits, not max_bitsize.
757 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
759 PR tree-optimization/23433
760 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
761 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
763 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
765 PR tree-optimization/23434
766 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
767 the iteration bound is not an INTEGER_CST.
769 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
771 * tree-vect-transform.c (get_initial_def_for_reduction): Set
772 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
773 NULL if need_epilog_adjust is false.
774 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
775 Case 3 always peels first itration, not just for PLUS case, and no need
776 to use scalar_initial_def here. Create an epilog adjustment only if
777 scalar_initial_def is not NULL.
779 (vectorizable_reduction): Remove assert.
781 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
784 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
785 (__moddi3): Likewise.
786 (__udivdi3): Likewise.
787 (__umoddi3): Likewise.
788 (__divsi3): Likewise.
789 (__modsi3): Likewise.
790 (__udivsi3): Likewise.
791 (__umodsi3): Likewise.
793 2005-08-20 Jakub Jelinek <jakub@redhat.com>
795 * tree-pass.h (TDF_GRAPH): Define.
796 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
797 * passes.c (finish_optimization_passes): Only call
798 finish_graph_dump_file if TDF_GRAPH is set.
799 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
800 NULL. Set TDF_GRAPH bit.
801 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
803 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
805 * arm.h (arm_stack_offsets): Add locals_base field.
806 * arm.c (arm_get_frame_offsets): Compute it.
807 (thumb_compute_initial_elimination offset): Make the Thumb frame
808 pointer point to the base of the local variables.
809 (thumb_expand_prologue): Update accordingly.
810 (thumb_expand_epilogue): Likewise.
812 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
813 mode of clobbered scratch to DImode. Handle a case that's known to
816 2005-08-19 David Edelsohn <edelsohn@gnu.org>
818 * config/rs6000/rs6000.md (gt0<mode>): Delete.
819 (gt0<mode>_compare): Delete.
820 (neg_gt0<mode>): Delete.
822 2005-08-19 Eric Christopher <echristo@apple.com>
824 * optabs.h: Change CTI_ to COI_.
827 2005-08-19 James E Wilson <wilson@specifix.com>
829 * builtins.c (expand_builtin_return_addr): Set
830 current_function_accesses_prior_frames when count != 0. Use
831 frame_pointer_rtx when count == 0.
832 * function.h (struct function): Add accesses_prior_frames field.
833 (current_function_accesses_prior_frames): Define.
834 * reload1.c (init_elim_table): Check
835 current_function_accesses_prior_frames.
836 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
838 2005-08-19 Diego Novillo <dnovillo@redhat.com>
840 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
841 indicator. Return true if the flowgraph changed during
844 2005-08-19 Diego Novillo <dnovillo@redhat.com>
847 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
848 conditional expression before testing its value.
850 2005-08-19 Diego Novillo <dnovillo@redhat.com>
852 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
854 2005-08-19 Devang Patel <dpatel@apple.com>
856 PR tree-optimization/23048
857 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
858 third parameter. Check whether latch is dominated by exit
860 (if_convertible_loop_p): Supply exit block itself to
863 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
866 * arm.md (arm_load_pic_register): Change argument to the mask of
867 saved registers. Call thumb_find_work_register if we need a
868 scratch register on Thumb.
869 (arm_expand_prologue): Pass empty register set to
870 arm_load_pic_register.
871 (thumb_expand_prologue): Pass live_regs_mask directly to
872 arm_load_pic_register.
873 * arm-protos.h (arm_load_pic_register): Update prototype.
875 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
877 * sh.c (find_sole_member): New function.
878 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
879 if the record's alignment is larger than the size of its only member.
881 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
884 * arm.c (thumb_legitimize_reload_address): New function.
885 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
886 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
888 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
890 * config/crx/crx.c: Implement crx_decompose_address. Reject
891 symbolic displacements since CRX register relative adressing
892 mode can't handle unsigned 32-bit values as displacements.
893 * config/crx/crx.h: Simplify definitions, remove redundant
894 parenthesis and obsolete macros.
895 * config/crx/crx.opt: Add new switch for debugging addresses.
896 * config/crx/crx-protos.h: Add new declarations for above.
898 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
901 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
904 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
906 * collect2.c (dup2): Delete.
907 * configure.ac: Don't check for dup2.
909 * config.in, configure: Regenerate.
911 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
913 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
914 record with the type of its only member.
916 2005-08-18 David Edelsohn <edelsohn@gnu.org>
918 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
919 define_insn_and_split.
920 (plus_ltu<mode>_compare): Same.
921 (gtu<mode>_compare): Same.
922 (plus_gtu<mode>_compare): Same.
924 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
926 PR tree-optimization/22228
927 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
929 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
930 are recorded in vect_vnames_to_rename for renaming.
931 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
932 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
933 in vect_vnames_to_rename.
934 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
935 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
937 2005-08-18 Jan Hubicka <jh@suse.cz>
940 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
941 info only for local statics, not for member variables.
943 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
945 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
947 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
949 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
951 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
954 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
956 2005-08-17 James E Wilson <wilson@specifix.com>
958 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
961 2005-08-17 David Edelsohn <edelsohn@gnu.org>
963 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
964 (leu<mode>_compare): Same.
965 (plus_leu<mode>): Same.
966 (neg_leu<mode>): Same.
967 (and_neg_leu<mode): Same.
968 (ltu<mode>_compare): Same.
969 (plus_ltu<mode>): Same.
971 (geu<mode>_compare): Same.
972 (plus_geu<mode>): Same.
973 (neg_geu<mode>): Same.
974 (and_neg_geu<mode>): Same.
975 (plus_gt<mode>): Same.
976 (gtu<mode>_compare): Same.
977 (plus_gtu<mode>): Same.
979 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
981 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
982 Move call_table_data to end. Delete spurious .text.
983 (callt_save_all_interrupt): Fix comment typo.
985 2005-08-17 James E Wilson <wilson@specifix.com>
986 Kevin Winchester <winchester@amirix.com>
989 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
991 2005-08-17 Uros Bizjak <uros@kss-loka.si>
994 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
995 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
997 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
999 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
1000 record with the type of its only member if the modes don't match.
1002 * varasm.c (decode_reg_name): Skip empty additional register names.
1004 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
1006 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
1007 lsm_tmp_name_length): New.
1008 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
1009 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
1011 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1012 Andreas Krebbel <krebbel1@de.ibm.com>
1014 * config.gcc: Added z9-109 switch.
1015 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
1016 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
1017 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
1018 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
1019 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
1020 for "z9_109" cpu attribute.
1021 * config/s390/s390.c (z9_109_cost): New processor cost structure.
1022 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
1023 (s390_handle_arch_option): Added z9-109 switch.
1024 (override_options): Set respective cost function for z9-109.
1025 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
1026 (legitimate_reload_constant_p): Accept extended immediates.
1027 (print_operand): Three new output modifiers added: k, m and o.
1028 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
1029 (s390_output_mi_thunk): Use extended immediate when possible.
1030 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
1031 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
1032 (CONSTRAINT_LEN): Added length of O constraint.
1033 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
1034 * config/s390/s390.md ("cpu"): New value z9_109 added.
1035 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
1036 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
1037 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
1038 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
1039 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
1040 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
1041 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
1042 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
1043 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
1044 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
1045 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
1046 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
1047 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
1048 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
1049 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
1051 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
1052 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
1053 insns for TARGET_EXTIMM.
1055 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
1057 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
1059 2005-08-17 Nick Clifton <nickc@redhat.com>
1061 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
1062 Call default_encode_section_info.
1064 2005-08-17 Steven Bosscher <stevenb@suse.de>
1066 PR tree-optimization/21574
1067 * tree-ssa-ccp.c (likely_value): If the right hand side is a
1068 constant, return CONSTANT.
1069 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
1070 (ccp_fold, visit_assignment): Likewise.
1071 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
1073 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
1075 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
1076 fold_buildN instead of buildN then fold_initializer or fold.
1077 (build_unary_op): Likewise.
1078 (build_binary_op): Likewise.
1079 * fold-const.c (fold_initializer): Remove.
1080 (fold_build1_initializer): New function.
1081 (fold_build2_initializer): New function.
1082 (fold_build3_initializer): New function.
1083 * tree.h (fold_initializer): Remove.
1084 (fold_build1_initializer): New function.
1085 (fold_build2_initializer): New function.
1086 (fold_build3_initializer): New function.
1088 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
1090 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
1091 (try_move_mult_to_index): Call fold_build2 instead of build2.
1092 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
1093 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
1094 fold_binary_to_constant.
1095 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
1097 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
1098 check if A == gcd (A, B). Remove TYPE argument.
1099 (analyze_offset) Use fold_build2 instead of fold (build.
1100 (create_data_ref): Likewise.
1101 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
1102 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
1105 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
1107 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
1108 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
1110 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
1113 * gimplify.c (zero_sized_type): New function.
1114 (gimplify_modify_expr_rhs): If we have a zero sized type,
1115 replace the statement with an empty statement.
1117 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
1119 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
1122 2005-08-16 Ian Lance Taylor <ian@airs.com>
1124 * doc/tm.texi (Label Output): Correct typo.
1126 2005-08-16 Steven Bosscher <stevenb@suse.de>
1129 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
1130 force_operand will work later on using have_insn_for.
1132 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1134 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
1136 2005-08-16 Ian Lance Taylor <ian@airs.com>
1139 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
1140 vector type, don't try to construct it element by element. Add an
1141 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
1143 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1145 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
1147 2005-08-16 Geoffrey Keating <geoffk@apple.com>
1149 * doc/invoke.texi (Precompiled Headers): Document some more options
1150 which are known to be safe.
1152 2005-08-16 James E Wilson <wilson@specifix.com>
1154 PR tree-optimization/21105
1155 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
1156 TREE_OVERFLOW check.
1158 2005-08-16 David Edelsohn <edelsohn@gnu.org>
1160 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
1161 (neg_ltu<mode>): Same.
1163 (neg_gtu<mode>): Same.
1165 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1167 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
1168 (fold_builtin_isdigit): Use fold_buildN.
1169 (build_function_call_expr): Likewise.
1170 * c-typeck.c (c_finish_loop): Likewise.
1172 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
1173 Richard Shann <rshann@superh.com>
1175 PR middle-end/20396:
1176 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
1178 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
1180 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
1182 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
1185 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
1186 arm_compure_save_reg0_reg12_mask to determine when the PIC register
1189 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1192 * fold-const.c (build_range_check): Disable optimization for function
1193 pointer expressions on targets that require function pointer
1196 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
1198 * simplify-rtx.c (simplify_const_relational_operation): When
1199 extracting arguments of a COMPARE, recompute the mode as well.
1201 2005-08-15 Ian Lance Taylor <ian@airs.com>
1203 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
1205 2005-08-15 DJ Delorie <dj@redhat.com>
1207 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
1209 (movsi_splittable): Allow, but split, moves to the stack.
1210 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
1213 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1215 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
1216 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
1217 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
1219 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
1220 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
1221 Delete HOST_PTR_PRINTF.
1223 * configure, config.in: Regenerate.
1225 2005-08-15 David Edelsohn <edelsohn@gnu.org>
1227 * config/rs6000/rs6000.md (QHSI): New mode macro.
1228 (wd): Extend mode attr for QImode and HImode
1229 (dbits): New mode attr.
1230 (zero_extend<mode>di2): Convert to mode macro.
1232 2005-08-15 Steve Ellcey <sje@cup.hp.com>
1235 * doc/invoke.texi (-mgnu-ld): Update description.
1238 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
1241 * Makefile.in (tree-chrec.o): Depends on real.h.
1242 * tree-chrec.c: Include real.h.
1243 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
1244 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
1245 * tree-scalar-evolution.c (add_to_evolution_1,
1246 interpret_rhs_modify_expr): Ditto.
1248 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
1251 * tree-data-ref.c (estimate_niter_from_size_of_data): When
1252 step is negative compute the estimation from init downwards to zero.
1254 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
1256 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
1258 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
1260 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
1262 (legitimate_reload_constant_p): Fix handling of lliXX operands.
1263 Accept double-word constants that can be split.
1264 * config/s390/s390.md ("movti"): Use 'P' constraint.
1265 ("*movdi_31", "*movdf_31"): Likewise.
1267 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
1269 Fix PR tree-optimization/22615
1271 * tree-ssa-structalias.c (solution_set_add): Handle
1272 first_vi_for_offset returning NULL.
1273 (do_da_constraint): Ditto.
1274 (do_sd_constraint): Ditto.
1275 (do_ds_constraint): Ditto
1276 (find_func_aliases): Ditto.
1277 (build_constraint_graph): RHS is allowed be ANYTHING.
1278 (first_vi_for_offset): Return NULL if we couldn't find anything at
1281 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
1283 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
1284 over memory as first operand.
1286 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
1289 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
1290 available for setting it.
1292 2005-08-14 Ira Rosen <irar@il.ibm.com>
1294 PR tree-optimization/23320
1295 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
1296 data-refs' types instead of base object nullness. Add check for
1297 pointer type data-refs before first location comparison. Remove
1300 2005-08-14 Andreas Schwab <schwab@suse.de>
1302 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
1304 2005-08-13 James E Wilson <wilson@specifix.com>
1306 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
1307 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
1308 -fstack-protector-all, --param ssp-buffer-size): Document.
1309 (-Wvariadic-macros): Alphabetize.
1310 (-fsched-stalled-insns-dep): Add missing 'f'.
1312 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
1315 2005-08-13 David Edelsohn <edelsohn@gnu.org>
1317 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
1318 or indirect address operand.
1319 (EXTRA_ADDRESS_CONSTRAINT): New.
1320 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
1322 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
1324 PR tree-optimization/22236
1325 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
1326 successors and predecessors.
1327 * tree-chrec.c (chrec_convert): Before converting, check that
1328 sequences don't wrap.
1329 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
1330 (analyze_array): Extern.
1331 (find_data_references_in_loop): Remove call to
1332 compute_estimated_nb_iterations.
1333 * tree-data-ref.h (analyze_array): Declared.
1334 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
1335 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
1336 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
1337 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
1339 * tree-ssa-loop-ivcanon.c: Fix documentation.
1340 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
1341 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
1342 (infer_loop_bounds_from_undefined): New.
1343 (estimate_numbers_of_iterations_loop): Use
1344 infer_loop_bounds_from_undefined.
1345 (used_in_pointer_arithmetic_p): New.
1346 (scev_probably_wraps_p): Pass an extra parameter. Call
1347 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
1348 (convert_step): Fix documentation.
1349 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
1350 Use initial_condition_in_loop_num and evolution_part_in_loop_num
1351 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
1352 scev_probably_wraps_p.
1354 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
1356 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
1357 (s390_register_info): Ignore clobbered_regs information for fixed
1358 registers, and only fixed registers.
1359 (s390_init_frame_layout): Remove redundant call.
1361 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
1363 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
1364 description of -Wold-style-casts.
1366 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1367 Jakub Jelinek <jakub@redhat.com>
1369 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
1370 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
1371 * config/s390/s390.c (print_operand): New output modifier 'G' added.
1372 (get_thread_pointer): Renamed to s390_get_thread_pointer.
1373 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
1374 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
1375 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
1376 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
1377 ("stack_protect_set", "stack_protect_test"): New expanders.
1378 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
1379 "stack_protect_testdi"): New insn definitions.
1381 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1383 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
1385 2005-08-12 Paul Brook <paul@codesourcery.com>
1387 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
1389 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1391 * config/s390/predicates.md (setmem_operand): New predicate.
1392 (shift_count_operand): Accept ANDs with special constants as
1394 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
1395 with special constants.
1396 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
1397 shift_count_operand with setmem_operand.
1399 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1401 * config/s390/s390.c (s390_extract_part, s390_single_part):
1403 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
1404 (s390_output_mi_thunk): Don't use lg on 31 bit.
1405 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
1406 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
1408 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1410 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
1411 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
1412 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
1413 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
1414 with one of the new macros.
1416 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1418 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
1419 Don't set save_return_addr_p.
1420 (s390_register_info): Make clobbered_regs not depending on
1423 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
1425 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
1426 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
1428 2005-08-11 James E. Wilson <wilson@specifix.com>
1430 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
1432 2005-08-11 Jakub Jelinek <jakub@redhat.com>
1434 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
1435 locations gathered by var-tracking in single entry loc_list
1436 over loc_descriptor_from_tree.
1438 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
1439 pass it down to loc_descriptor.
1440 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
1441 (containing_function_has_frame_base): Move earlier in the file.
1442 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
1443 instead of always assuming fbreg can't be used.
1445 2005-08-11 David Edelsohn <edelsohn@gnu.org>
1447 * config/rs6000/altivec.md: Change constraint "m" to "Z".
1448 * config/rs6000/predicates.md (indexed_or_indirect_operand):
1449 Accept address wrapped in AND for Altivec.
1450 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
1451 Strip AND wrapping offset address for Altivec.
1453 2005-08-11 Richard Henderson <rth@redhat.com>
1456 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
1457 before using TYPE_IS_SIZETYPE.
1459 2005-08-11 Richard Henderson <rth@redhat.com>
1462 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
1463 insn types not present on ev4.
1464 (alphaev5_insn_pipe): Similarly.
1466 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
1469 * arm.c (arm_override_options): If the user has selected callee-super-
1470 interworking, then enable normal interworking.
1472 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1474 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
1477 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
1479 * doc/rtl.texi: Fix two typos.
1481 2005-08-11 Richard Guenther <rguenther@suse.de>
1484 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
1485 cases where we call to/from functions returning void.
1487 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
1490 * tree.c (build_pointer_type_for_mode): Robustify.
1492 2005-08-10 James E Wilson <wilson@specifix.com>
1494 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
1495 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
1497 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
1500 2005-08-10 Eric Christopher <echristo@apple.com>
1502 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
1503 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
1506 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
1509 * config/darwin.c (machopic_indirect_data_reference): Use a new register
1510 for the high part when generating dynamic-no-pic code.
1512 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
1514 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
1515 (x86_64-*-linux*): Likewise.
1517 * config/i386/crtfastmath.c: New file.
1518 * config/i386/t-crtfm: Likewise.
1520 * config/i386/linux.h (ENDFILE_SPEC): New.
1521 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
1523 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
1526 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
1528 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
1529 (vec_shl, vec_shr): Document new operations.
1530 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
1532 2005-08-10 David Edelsohn <edelsohn@gnu.org>
1534 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
1535 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
1536 change predicate to indexed_or_indirect_address.
1538 2005-08-10 Richard Sandiford <richard@codesourcery.com>
1540 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
1541 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
1542 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
1543 and __aeabi_uwrite8.
1544 * config/arm/unaligned-funcs.c: New file.
1545 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
1547 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
1549 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
1551 * cfglayout.c (pass_insn_locators_initialize): Add dump.
1552 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
1554 * except.c (pass_convert_to_eh_region_ranges): Add dump.
1555 * final.c (pass_shorten_branches): Add dump.
1556 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
1557 (pass_life): Rename dump.
1558 (rest_of_handle_flow2): Remove initial verify_flow_info.
1559 * function.c (pass_instantiate_virtual_regs): Add dump.
1560 * integrate.c (pass_initial_value_sets): Add dump.
1561 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
1562 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
1563 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
1564 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
1565 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
1566 gate_rtl_unrool_and_peel_loops): New.
1567 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
1568 rtl_doloop): Do not look at flags.
1569 * mode-switching.c (pass_mode_switching): Add dump.
1570 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
1571 pass_split_before_regstack): Add dump.
1572 * regmove.c (pass_stack_adjustments): Add dump.
1573 * tree-optimize.c (pass_fixup_cfg): Add dump.
1575 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1578 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
1579 deciding which instruction sequence to use.
1581 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
1583 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
1584 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
1586 2005-08-09 Richard Guenther <rguenther@suse.de>
1588 * c-common.c (builtin_function_2): Remove.
1589 (def_builtin_1): New function.
1590 (c_common_nodes_and_builtins): Use def_builtin_1 to
1591 build builtin functions.
1593 2005-08-09 Jie Zhang <jie.zhang@analog.com>
1595 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
1596 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
1597 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
1600 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
1602 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
1603 fold_binary instead of fold_build2 since we don't care about the
1605 (loop_niter_by_eval): Likewise.
1606 (compare_trees): Likewise.
1607 (proved_non_wrapping_p): Likewise.
1609 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
1613 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
1614 if the if is really empty.
1616 2005-08-09 Steven Bosscher <stevenb@suse.de>
1618 PR tree-optimization/23234
1619 * tree-ssa-math-opts.c (place_reciprocal): New enum.
1620 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
1621 argument of the new enum.
1622 (execute_cse_reciprocals): Add reciprocals for function arguments
1623 on the unique successor edge of the entry block. Update other calls
1624 to execute_cse_reciprocals_1.
1626 2005-08-08 Richard Henderson <rth@redhat.com>
1629 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
1631 2005-08-08 Bob Wilson <bob.wilson@acm.org>
1633 * expr.c (write_complex_part): Return after handling MEM.
1635 2005-08-08 Josh Conner <jconner@apple.com>
1637 PR rtl-optimization/23241
1638 * combine.c (simplify_comparison): Fix error in determining
1639 whether to lift a subreg from comparison.
1641 2005-08-08 David Edelsohn <edelsohn@gnu.org>
1644 * config/rs6000/altivec.md (vec_init<mode>): New.
1645 (vec_set<mode>): New.
1646 (vec_extract<mode>): New.
1647 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
1648 (rs6000_expand_vector_set): New.
1649 (rs6000_expand_vector_extract): New.
1650 (rs6000_legitimate_offset_address_p): Offset addresses are valid
1651 for Altivec modes before reload.
1652 (altivec_expand_vec_init_builtin): New.
1653 (get_element_number): New.
1654 (altivec_expand_vec_set_builtin): New.
1655 (altivec_expand_vec_ext_builtin): New.
1656 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
1658 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
1660 * config/rs6000/rs6000.h (rs6000_builtins): Add
1661 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
1662 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
1663 * config/rs6000/rs6000-protos.h: Declare new functions.
1665 2005-08-08 Jan Hubicka <jh@suse.cz>
1667 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
1668 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
1669 * i386.md (movdi*): Use pic_32bit_operand.
1670 * predicates.md (pic_32bit_operand): New.
1672 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
1675 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
1677 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
1679 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
1680 (test_for_singularity): Use fold_build2.
1682 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1684 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
1686 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
1688 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
1689 (COMMON_ASM_OP) Define.
1690 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
1691 (ix86_encode_section_info): Likewise.
1692 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
1693 SUBTARGET_ENCODE_SECTION_INFO.
1695 2005-08-06 Richard Henderson <rth@redhat.com>
1698 * tree-nested.c (convert_local_reference): Save and restore val_only
1699 around component_ref and friends. Clear walk_subtrees by default.
1701 2005-08-06 Peter O'Gorman <peter@pogma.com>
1704 * gcc.c (process_command): Check the argument to -b has a dash.
1705 * doc/invoke.texi: Update -b and -V docs.
1707 2005-08-06 James E Wilson <wilson@specifix.com>
1709 * config/mips/cross64.h, config/mips/t-cross64: Delete.
1711 2005-08-06 Michael Matz <matz@suse.de>
1713 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
1714 member only if only one insn is associated with the value.
1716 2005-08-06 Nick Clifton <nickc@redhat.com>
1718 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
1720 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
1721 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
1722 Check symbol flags instead of symbol name mangling.
1723 (xstormy16_asm_output_aligned_common): Likewise. Also
1724 simplify code since the bss100_section cass is the only case
1725 where the below100 code will be triggered.
1726 (xstormy16_encode_section_info): Encode below100 attribute
1727 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
1729 (xstormy16_strip_name_encoding): Delete - this function is no
1731 (TARGET_STRIP_NAME_ENCODING): Undefine.
1732 * config/stormy16/stormy16-protos.h: Delete prototype for
1733 xstormy16_strip_name_encoding.
1735 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
1737 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
1738 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
1739 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
1740 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
1741 config/alpha/predicates.md, config/arc/arc.h,
1742 config/arm/arm.h, config/arm/ieee754-df.S,
1743 config/arm/ieee754-sf.S, config/bfin/bfin.c,
1744 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
1745 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
1746 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
1747 config/m68hc11/m68hc11.h, config/mips/mips.c,
1748 config/mips/mips.h, config/mips/openbsd.h,
1749 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
1750 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
1751 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
1752 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
1753 config/sparc/linux.h, config/sparc/linux64.h,
1754 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
1755 doc/extend.texi, doc/gcov.texi, doc/install.texi,
1756 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
1757 typos. Follow spelling conventions.
1759 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
1762 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
1763 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
1764 specially. Check for side effects only for COND_EXPR.
1765 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
1766 return with TREE_NO_WARNING.
1768 2005-08-06 Richard Sandiford <richard@codesourcery.com>
1770 PR rtl-optimization/23233
1771 * loop.c (combine_movables): Require the modes to be the same.
1772 (move_movables): Remove handling of cases where the replacement
1773 had a different mode to the original.
1775 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
1777 PR tree-optimization/23128
1778 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
1779 subtraction wrap, and set TREE_OVERFLOW if they do.
1781 2005-08-05 Richard Henderson <rth@redhat.com>
1784 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
1785 FORCED_LABEL labels.
1787 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
1790 * reload.c (find_reloads_subreg_address): Pass down TYPE
1791 unchanged. Change all callers except find_reloads_toplev.
1793 2005-08-05 Michael Matz <matz@suse.de>
1795 * genattrtab.c (current_alternative_string): Remove.
1796 (SIMPLIFY_ALTERNATIVE): Ditto.
1797 (attr_alt_bit_p): Ditto.
1798 (alternative_name): Make const char *.
1799 (evaluate_eq_attr): Remove use of above things.
1800 (simplify_test_exp): Ditto.
1801 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
1802 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
1804 2005-08-04 James E Wilson <wilson@specifix.com>
1806 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
1807 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
1808 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
1809 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
1810 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
1812 2005-08-04 Richard Henderson <rth@redhat.com>
1815 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
1816 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
1817 * tree-sra.c (decide_block_copy): Use it. Disable element copy
1818 if we'd have to instantiate too many members.
1820 2005-08-04 Richard Henderson <rth@redhat.com>
1823 * tree-outof-ssa.c (coalesce_asm_operands): New.
1824 (coalesce_ssa_name): Use it. Split out ...
1825 (coalesce_phi_operands, coalesce_result_decls): ... these.
1827 2005-08-04 Paul Brook <paul@codesourcery.com>
1829 * read-rtl.c (read_quoted_string): Break if EOF.
1831 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
1833 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
1834 (fold_build2): Likewise.
1835 (fold_build3): Likewise.
1836 (fold_build1_stat): New function prototype.
1837 (fold_build2_stat): Likewise.
1838 (fold_build3_stat): Likewise.
1839 * fold-const.c (fold_build1): Rename to ..
1840 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
1841 through to build1_stat.
1842 (fold_build2): Rename to ..
1843 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
1844 through to build2_stat.
1845 (fold_build3): Rename to ..
1846 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
1847 through to build3_stat.
1849 2005-08-04 David Edelsohn <edelsohn@gnu.org>
1850 Ian Lance Taylor <ian@airs.com>
1852 * function.c (assign_stack_local_1): Do not correct stack slot
1853 address if allocation size is smaller than mode size.
1855 2005-08-04 Diego Novillo <dnovillo@redhat.com>
1858 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
1859 (tree_merge_blocks): Propagate anything allowed by
1861 Clarify documentation.
1862 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
1863 SSA form, schedule an update if necessary.
1865 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
1867 * doc/install.texi (Binaries): Remove broken link to
1868 Sinix/Reliant Unix binaries.
1870 2005-08-03 Richard Henderson <rth@redhat.com>
1873 * function.c (stack_protect_epilogue): Export.
1874 * tree.h (stack_protect_epilogue): Declare.
1875 * calls.c (expand_call): Call it.
1877 2005-08-03 Eric Christopher <echristo@apple.com>
1879 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
1880 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
1883 2005-08-04 Jan Hubicka <jh@suse.cz>
1885 * profile.c (branch_prob): Split edges with goto locus on them
1886 to get proper line counts.
1887 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
1889 2005-08-03 Paul Brook <paul@codesourcery.com>
1891 * function.c (assign_parms): Round current_function_args_size
1892 to PARM_BOUNDARY, not STACK_BOUNDARY.
1894 2005-08-03 Geoffrey Keating <geoffk@apple.com>
1896 * config/i386/i386.c (x86_elf_aligned_common)
1897 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
1899 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
1901 PR tree-optimization/23157
1902 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
1903 before emitting them.
1905 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1907 PR tree-optimization/19899
1908 * Makefile.in (tree-scalar-evolution.o): Add real.h.
1909 * tree-scalar-evolution.c: Include real.h.
1910 (add_to_evolution): Build constant -1 of correct type.
1912 2005-08-03 Jan Hubicka <jh@suse.cz>
1914 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
1915 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
1916 profile updating for complette unrolling.
1917 * loop-unroll.c (peel_loop_completely): Use it.
1918 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
1919 (tree_unroll_loops_completely): Disable code growing unrolling of cold
1922 2005-08-03 Paul Brook <paul@codesourcery.com>
1924 * combine.c (can_change_dest_mode): New function.
1925 (try_combine, simplify_set): Use it.
1927 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
1929 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
1932 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
1934 * doc/install.texi (Specific): Adjust link to openavr.org.
1935 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
1936 (Binaries): Adjust HP-UX Porting Center link.
1937 (Binaries): Adjust Free Software Foundation ordering link.
1939 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
1941 * convert.c (convert_to_integer): Use fold_build1 instead of
1942 build1 when converting an integer to an integer.
1944 2005-08-02 Richard Henderson <rth@redhat.com>
1946 * combine.c (combine_instructions): Don't use reg_equal/equiv
1947 results if the mode doesn't match.
1949 2005-08-02 Mark Mitchell <mark@codesourcery.com>
1951 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
1952 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
1954 2005-08-02 Richard Henderson <rth@redhat.com>
1957 * explow.c (memory_address): Remove special-case for
1958 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
1960 2005-08-02 Diego Novillo <dnovillo@redhat.com>
1963 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
1964 number of calls to cleanup_tree_cfg_1.
1966 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
1968 * doc/invoke.texi: document file extensions .F90 and .F95
1970 2005-08-02 Richard Guenther <rguenther@suse.de>
1972 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
1973 positive if its first argument is positive.
1975 2005-08-02 Richard Guenther <rguenther@suse.de>
1977 PR tree-optimization/23177
1978 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
1981 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
1983 PR tree-optimization/23129
1984 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
1985 varying for divisions with anti-ranges.
1987 2005-08-02 Jan Hubicka <jh@suse.cz>
1989 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
1990 * tree-ssa-threadupdate.c (thread_block): Add it here.
1992 2005-08-01 James E Wilson <wilson@specifix.com>
1994 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
1995 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
1996 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
1998 * config/mips/predicates.md (const_call_insn_operand): Add check for
1999 SYMBOL_REF_LONG_CALL_P.
2000 * doc/extend.texi (long_call): Document the new attribute.
2002 2005-08-01 Ian Lance Taylor <ian@airs.com>
2003 Richard Henderson <rth@redhat.com>
2005 * Makefile.in (RTL_BASE_H): Add real.h.
2006 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
2008 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
2010 * rtl.c (rtl_check_failed_code_mode): New.
2011 * rtl.h (struct rtx_def): Add u.rv.
2012 (XCMWINT, XCNMPRV): New.
2013 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
2014 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
2016 2005-08-01 Richard Henderson <rth@redhat.com>
2018 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
2019 with auto-inc codes.
2021 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
2023 2005-08-01 Jan Hubicka <jh@suse.cz>
2025 * i386-protos.h (asm_preferred_eh_data_format): Declare.
2026 * i386.c: Include dwarf2.h
2027 (asm_preferred_eh_data_format): New.
2028 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
2030 2005-08-01 Ian Lance Taylor <ian@airs.com>
2032 * config/host-linux.c (linux_gt_pch_get_address): Add new name
2033 randomize_va_space for virtual address randomization control.
2035 2005-08-01 Steven Bosscher <stevenb@suse.de>
2037 * common.opt (flag_ipa_cp): Put in right place to maintain
2040 2005-08-01 Jan Hubicka <jh@suse.cz>
2042 * profile.c (compute_value_histograms): Fix thinko.
2043 * value-prof.c: Include toplev.h
2044 (check_counter): New function.
2045 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
2046 tree_mod_subtract_transform): Add sanity check.
2048 2005-08-01 Richard Guenther <rguenther@suse.de>
2050 PR tree-optimization/23133
2051 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
2052 current functions parameter decls to find defs to cse
2055 2005-08-01 Richard Guenther <rguenther@suse.de>
2057 PR tree-optimization/23109
2058 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
2059 If trapping math is in effect, use post-dominator information
2060 to check if we'd in any case reach a trapping point before
2061 doing the reciprocal insertion.
2062 (execute_cse_reciprocals): Compute post-dominators, if necessary.
2063 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
2064 expressions are invariant only if trapping math is not in effect.
2066 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
2068 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
2069 cgraph_function_versioning): New declarations.
2070 * cgraphunit.c: Add include to ipa-prop.h.
2071 (update_call_expr, cgraph_copy_node_for_versioning,
2072 cgraph_function_versioning): New functions.
2073 * integrate.c (copy_decl_for_inlining): Remove.
2074 * ipa-prop.h (ipa_replace_map): New struct.
2075 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
2076 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
2077 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
2078 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
2079 ipcp_iterate_stage, ipcp_method_scale_print,
2080 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
2081 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
2082 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
2083 ipcp_update_bb_counts, ipcp_update_profiling,
2084 ipcp_update_edges_counts): New functions.
2085 (ipcp_method_cval_init): Remove restriction regarding local methods.
2086 (ipcp_init_stage): Add ipcp_method_compute_scale.
2087 (ipcp_insert_stage): Add versioning.
2088 (ipcp_structures_print): Add ipcp_method_scale_print.
2089 (ipcp_driver): Dump profiling info.
2090 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
2091 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
2092 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
2093 (struct inline_data): Add versioning_p, ipa_info, new fields.
2094 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
2095 declare_return_variable): Replace calls to copy_decl_for_inlining with
2097 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
2099 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
2100 Add argument VERSIONING.
2101 (copy_arguments_for_versioning, copy_static_chain,
2102 function_versionable_p, tree_versionable_function_p,
2103 tree_function_versioning, replace_ref_tree): New functions.
2104 * tree-inline.h: Include varray.h.
2105 (tree_versionable_function_p, tree_function_versioning,
2106 tree copy_decl_for_dup): New declarations.
2108 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
2110 * ipa-cp.c: New file. Contains IPCP specific functionality.
2111 * ipa-prop.h: New file. Contains structures/definitions that can be
2112 used by several interprocedural data flow optimizations (and also IPCP).
2113 * ipa-prop.c: New file.
2114 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
2115 * common.opt: Add ipa-cp flag.
2116 * timevar.def: Add IPCP optimization.
2117 * tree-optimize.c (init_tree_optimization_passes): Schedule
2119 * tree-pass.h (pass_ipa_cp): Declare.
2121 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
2123 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
2124 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
2125 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
2126 config/i386/i386.c, config/mips/mips.h,
2127 config/rs6000/rs6000.h, config/sh/sh.c,
2128 config/stormy16/stormy16.c: Fix comment typos.
2130 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
2133 * c-typeck.c (build_binary_op): Use common_type wrapper on
2135 (common_type): Update comment.
2137 2005-07-31 Steven Bosscher <stevenb@suse.de>
2140 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
2141 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
2142 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
2144 2005-07-31 Jan Hubicka <jh@suse.cz>
2146 * pretty-print.h (pp_widest_integer): New macro.
2147 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
2150 2005-07-31 Jan Hubicka <jh@suse.cz>
2152 * output.h (enum section_category): Export from varasm.c
2153 (categorize_decl_for_section): Likewise.
2154 * varasm.c (enum section_category): Kill.
2155 (categorize_decl_for_section): Make global.
2156 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
2158 * i386.c (ix86_section_threshold): New static variable.
2159 (ix86_in_large_data_p, ix86_encode_section_info,
2160 x86_64_elf_unique_section,
2161 x86_64_elf_select_section): New functions.
2162 (TARGET_ENCODE_SECTION_INFO): Define
2163 (override_options): Enable medium model for PIC.
2164 (ix86_expand_prologue): Expand gen_set_got_rex64.
2165 (legitimate_constant_p): Handle new UNSPECs.
2166 (legitimate_pic_address_disp_p): Likewise.
2167 (legitimize_pic_address): Lower MEDIUM model addressing.
2168 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
2169 (enum cmodel): Add MEDIUM_PIC.
2170 (SYMBOL_REF_FAR_ADDR_P): New macro.
2171 (SYMBOL_FLAG_FAR_ADDR): New flag.
2172 * i386.md (movdi): Support medium model.
2173 (set_got_rex64): New pattern.
2174 * i386.opt (mlarge-data-threshold): New flag.
2175 * predicates.md (zext_operand/sext_operand): Deal with medium model.
2176 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
2177 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
2178 TARGET_ASM_UNIQUE_SECTION): New.
2180 * invoke.texi (-mlarge_data_threshold): Document
2182 2005-07-31 Jan Hubicka <jh@suse.cz>
2184 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
2185 (coalesce_vars): Likewise.
2186 * tree-ssa-live.c (coalesce_cost): New.
2187 (build_tree_conflict_graph): Use coalesce_cost.
2188 * tree-ssa-live.h (coalesce_cost): Declare.
2190 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
2192 * arm.md (all peepholes for post-increment operations): Delete.
2193 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
2194 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
2195 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
2196 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
2197 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
2199 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
2201 * fold-const.c (tree_expr_nonnegative_p): Always return true for
2204 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
2207 * doc/invoke.texi: Document -rdynamic.
2209 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
2212 * c-parser.c (c_parser_parms_list_declarator): Call
2213 mark_forward_parm_decls.
2214 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
2215 decls with visibility structure.
2217 2005-07-30 Paul Brook <paul@codesourcery.com>
2219 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
2221 2005-07-30 Paul Brook <paul@codesourcery.com>
2223 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
2225 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
2227 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
2229 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2232 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
2233 nested function declarators.
2234 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
2235 (grokparms): Call warn_if_shadowing for parameters used within the
2237 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
2238 not used within the parameter list.
2239 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
2241 2005-07-30 Jan Hubicka <jh@suse.cz>
2243 * expr.c (expand_expr_real_1): Do not load mem targets into register.
2244 * i386.c (ix86_fixup_binary_operands): Likewise.
2245 (ix86_expand_unary_operator): Likewise.
2246 (ix86_expand_fp_absneg_operator): Likewise.
2247 * optabs.c (expand_vec_cond_expr): Validate dest.
2249 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2252 * real.c (real_from_string): Also set last bit if there is a
2253 nonzero hex digit beyond GCC's internal precision after ".".
2255 2005-07-29 David Edelsohn <edelsohn@gnu.org>
2257 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
2258 define_constants. Change duplicate values to unassigned numbers.
2259 Change UNSPEC_SUBS to UNSPEC_VSUBS.
2260 (*altivec_vspltsf): New.
2261 (altivec_vperm_v4sf): Delete.
2262 (altivec_vperm_<mode>): Use mode macro V.
2263 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
2264 (altivec_predicate_v4sf): Delete.
2265 (altivec_predicate_<mode>): Use mode macro V.
2266 (*altivec_lvesfx): New.
2267 (*altivec_stvesfx): New.
2268 (vec_realign_load_v4sf): Delete.
2269 (vec_realign_load_<mode>): Use mode macro V.
2270 * config/rs6000/rs6000.c (generate_set_vrsave): Use
2273 2005-07-29 Mark Mitchell <mark@codesourcery.com>
2276 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
2278 * configure: Regenerated.
2280 2005-07-29 Paul Brook <paul@codesourcery.com>
2282 * doc/install.texi: Add link to GFortran binaries wiki page.
2284 2005-07-29 David Ung <davidu@mips.com>
2286 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
2287 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
2288 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
2289 * config/mips/mips.md (cpu): Add 5kf name.
2290 (includes): Includes 5k.md.
2291 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
2292 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
2295 2005-07-29 Diego Novillo <dnovillo@redhat.com>
2298 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
2299 (cleanup_tree_cfg): ... here.
2300 Call cleanup_tree_cfg_1 until there are no more cleanups to
2303 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
2305 * tree-vrp.c (compare_range_with_value): Return true or false
2306 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
2307 EQ_EXPR respectively.
2309 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
2311 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
2314 2005-07-29 Diego Novillo <dnovillo@redhat.com>
2316 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
2317 (tree_ssa_dominator_optimize): Increment it.
2318 (dump_dominator_optimization_stats): Print it.
2320 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
2321 Steven Bosscher <stevenb@suse.de>
2323 PR rtl-optimization/23117
2324 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
2325 when head == tail. Tidy comment.
2327 2005-07-28 Richard Henderson <rth@redhat.com>
2329 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
2330 * cselib.c (rtx_equal_for_cselib_p): Likewise.
2331 * jump.c (rtx_renumbered_equal_p): Likewise.
2332 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
2333 CONST_INT and CONST_DOUBLE.
2334 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
2335 * reload.c (operands_match_p): Special case CONST_INT and
2336 CONST_DOUBLE; check mode earlier.
2338 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2341 * c-typeck.c (convert_for_assignment): Do not check
2342 DECL_IN_SYSTEM_HEADER on NULL fundecl.
2344 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2347 * c-typeck.c (composite_type): Prefer constant size arrays to
2350 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2353 * real.c (real_from_string): Set last bit if there is a nonzero
2354 hex digit beyond GCC's internal precision.
2356 2005-07-28 Richard Henderson <rth@redhat.com>
2359 * cfgcleanup.c (try_forward_edges): Watch out for end of
2362 2005-07-28 James E Wilson <wilson@specifixinc.com>
2365 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
2367 2005-07-28 Jan Hubicka <jh@suse.cz>
2369 * Makefile.in (rtl-profile.o): Kill all traces of it.
2370 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
2371 * coverage.h (rtl_coverage_counter_ref): Kill.
2372 * opts.c (flag_speculative_prefetching_set): Kill.
2373 (flag_loop_optimize_set): New.
2374 (common_handle_option): Disable loop optimizer when profiling;
2375 do not handle speculative prefetching.
2376 * passes.c (init_optimization_passes): Replace pass_profiling combo
2377 by branch_prob pass.
2378 * profile.c (compute_value_histograms): Update for simplified value
2380 (rtl_register_profile_hooks): Kill.
2381 (pass_profiling): Kill.
2382 (rest_of_handle_branch_prob): Do not profile.
2383 * toplev.c (process_options): Remove speculative prefetching.
2384 * toplev.h (flag_tree_based_profiling): Kill.
2385 * tree-profile.c (prepare_instrumented_value,
2386 tree_gen_interval_profiler, tree_gen_pow2_profiler,
2387 tree_gen_one_value_profiler, do_tree_profiling): Update for
2388 simplified datastructures.
2389 * value-prof.c: Add comment that speculative prefetching was dropped;
2390 update rest of file for simplified datastructures.
2391 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
2392 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
2393 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
2394 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
2395 rtl_mod_subtract, gen_speculative_prefetch,
2396 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
2397 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
2398 (gate_handle_value_profile_transformations,
2399 rest_of_handle_value_profile_transformations,
2400 pass_value_profile_transformations): Kill.
2401 * value-prof.h (histogram_value_t): Remove IL based unions.
2402 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
2403 rtl_profile_hooks): Remove hooks.
2405 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
2407 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
2408 (cgraph_clone_node): Likewise.
2409 * cgraph.h (cgraph_clone_edge): Update prototype.
2410 (cgraph_clone_node): Likewise.
2411 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
2413 (lookup_recursive_calls): Consider profile.
2414 (cgraph_decide_recursive_inlining): Fix updating; use new
2415 probability argument; use profile.
2416 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
2417 * tree-inline.c (copy_bb): Update clal of clone_edge.
2418 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
2420 * invoke.texi (min-inline-recursive-probability): Document.
2422 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
2424 * doc/install.texi (Configuration): Update Valgrind homepage.
2426 2005-07-28 Richard Henderson <rth@redhat.com>
2429 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
2430 labels we want to delete.
2431 (cfg_layout_merge_blocks): Likewise.
2433 2005-07-28 Richard Henderson <rth@redhat.com>
2436 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
2437 when expanding to nothing.
2439 2005-07-28 Josh Conner <jconner@apple.com>
2441 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
2442 (cgraph_decide_inlining_of_small_functions): Likewise.
2444 2005-07-28 Josh Conner <jconner@apple.com>
2446 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
2447 direction of badness if negative.
2448 (cgraph_default_inline_p): Add reason to parameters, and assign it
2450 (cgraph_decide_inlining_of_small_functions): New parameter in call
2451 to cgraph_default_inline_p.
2452 (cgraph_decide_inlining_incrementally): Likewise.
2453 * cgraphunit.c (decide_is_function_needed): Likewise.
2454 * cgraph.h (cgraph_default_inline_p): Likewise.
2456 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2458 * builtins.c: Fix comment typo(s).
2459 * genautomata.c: Likewise.
2460 * gimplify.c: Likewise.
2461 * tree-dfa.c: Likewise.
2462 * tree-flow-inline.h: Likewise.
2463 * tree-into-ssa.c: Likewise.
2464 * tree-ssa-alias.c: Likewise.
2465 * tree-ssa-ccp.c: Likewise.
2466 * tree-ssa-copy.c: Likewise.
2467 * tree-ssa-dce.c: Likewise.
2468 * tree-ssa-dom.c: Likewise.
2469 * tree-ssa-operands.c: Likewise.
2470 * tree-tailcall.c: Likewise.
2471 * tree-vectorizer.c: Likewise.
2472 * tree-vrp.c: Likewise.
2475 2005-07-28 Jeff Law <law@redhat.com>
2477 * tree-vrp.c (test_for_singularity): Extracted from ...
2478 (simplify_cond_using_ranges): Attempt to simplify a relational
2479 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
2481 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
2483 PR tree-optimization/22506
2484 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
2485 phis whose argument is constant.
2487 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
2489 PR rtl-optimization/18992
2490 Back out this patch:
2491 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2492 PR optimization/12142
2493 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
2494 uses of the register in the SET_SRC. Remove unnecessary argument.
2496 Replace it with this:
2497 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
2498 if flag_non_call_exceptions is set and the insn may trap, pass
2499 pc_rtx as dest for recursion.
2500 In SET_SRC part of SET case, if dest is already set, pass it down
2503 2005-07-28 Jan Hubicka <jh@suse.cz>
2505 * cfg.c (update_bb_profile_for_threading): Use RDIV.
2506 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
2507 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
2509 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
2510 profile when available.
2512 2005-07-28 Jan Beulich <jbeulich@novell.com>
2514 * config/ia64/ia64.c (ia64_load_pair_ok): New.
2515 (ia64_print_operand): Describe and handle 'X'.
2516 (ia64_register_move_cost): Also handle FP_REGS.
2517 (ia64_preferred_reload_class): Likewise.
2518 (ia64_secondary_reload_class): Likewise.
2519 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
2520 it. Also check for ITANIUM_CLASS_FLDP.
2521 * config/ia64/ia64.h (FP_REGNO_P): New.
2522 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
2523 (reg_class): Add FP_REGS.
2524 (REG_CLASS_NAMES): Adjust for it.
2525 (REG_CLASS_CONTENTS): Likewise.
2526 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
2527 (REG_CLASS_FROM_LETTER): Handle 'x'.
2528 (CLASS_MAX_NREGS): Handle FP_REGS.
2529 (MEMORY_MOVE_COST): Likewise.
2530 * config/ia64/ia64.md (itanium_class): Add fldp.
2531 (type): Handle fldp.
2532 (movti_internal): More allowable operand combinations. Use ldfp8 when
2533 splitting unnecessary. Remove predicable attribute. Adjust
2534 itanium_class attribute.
2535 (smuldi3_highpart): Remove outdated comment.
2536 (mulditi3, umulditi3, rotlti3): New expanders.
2537 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
2538 (absti2): Disabled new insn for future reference.
2539 Respective new splitters.
2540 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
2541 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
2542 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
2544 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
2546 PR rtl-optimization/23047
2547 * simplify-rtx.c (simplify_const_relational_operation): Respect
2548 flag_wrapv for comparisons with ABS.
2550 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
2552 PR tree-optimization/22493
2553 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
2554 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
2556 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
2558 * config/frv/frv.opt (moptimize-membar): New.
2560 * doc/invoke.texi: Document -moptimize-membar and its inverse.
2562 * config/frv/frv.h: Remove machine_function definition.
2564 * config/frv/frv.c (struct frv_io): New.
2565 (struct machine_function): Moved from frv.h. Add has_membar_p.
2566 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
2567 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
2568 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
2569 (frv_optimize_membar_global, frv_optimize_membar): New functions.
2570 (frv_reorg): Call frv_optimize_membar when appropriate.
2571 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
2572 (frv_expand_builtin): Adjust calls accordingly.
2573 (frv_io_address_cookie): New function.
2574 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
2575 load or store rather than a special insn. Add ccnstant address and
2576 io-type operands to the membar.
2577 (frv_ifcvt_modify_tests): Unsign regno.
2578 (frv_ifcvt_modify_tests): Same.
2580 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
2581 UNSPEC_OPTIONAL_MEMBAR constant.
2582 (builtin_read_<mode>): Delete.
2583 (builtin_write_<mode>): Delete.
2584 ("optional_membar_<mode>"): Add operand.
2586 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
2587 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
2588 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
2589 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
2590 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
2591 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
2592 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
2593 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
2594 * testsuite/gcc.target/frv/all-read-write-1.c: New.
2596 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
2598 * df.c (df_uses_record): Handle SCRATCH.
2600 2005-07-28 Steven Bosscher <stevenb@suse.de>
2603 * passes.c (rest_of_decl_compilation): If decl is a type and
2604 we have encountered errors, don't emit debug information.
2606 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
2608 * params.def: Fixed comment.
2610 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
2613 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
2614 (TARGET_ASM_UNALIGNED_HI_OP): Add.
2615 (TARGET_ASM_UNALIGNED_SI_OP): Add.
2617 2005-07-27 Steven Bosscher <stevenb@suse.de>
2620 * varasm.c (assemble_start_function): Don't do anything that may
2621 require a CFG if the current function is a thunk.
2623 2005-07-25 Geoffrey Keating <geoffk@apple.com>
2625 * doc/install.texi (Prerequisites): Mention that perl is needed
2626 to do export control in libstdc++ targetting Darwin.
2628 2005-07-27 Steven Bosscher <stevenb@suse.de>
2630 PR rtl-optimization/17808
2631 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
2632 (sched_insns_conditions_mutex_p): Split out from...
2633 (add_dependence): ...here. But don't call it from here.
2634 (add_dependence_list): Check sched_insns_conditions_mutex_p
2635 before calling add_dependence.
2636 (add_dependence_list_and_free): Likewise.
2637 (fixup_sched_groups): Likewise.
2638 (sched_analyze_1): Likewise.
2639 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
2640 (sched_analyze): Likewise.
2641 (sched_analyze_insn): Likewise.
2642 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
2643 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
2644 dependencies on all COND_EXEC insns to jumps ending basic blocks
2645 when doing intrablock scheduling.
2646 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
2648 2005-07-27 Jeff Law <law@redhat.com>
2650 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
2651 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
2652 equivalency sets, correctly handle the case were vr0 has an
2653 equivalency set, but vr1 does not.
2655 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
2657 PR tree-optimization/23073
2658 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
2659 vect_print_dump_info before fprintf.
2661 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
2663 PR tree-optimize/22348
2664 * tree-ssa-loop-niter.c (number_of_iterations_cond):
2665 Fold the partial computation.
2667 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
2669 PR tree-optimization/22325
2670 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
2672 * tree-scalar-evolution.c (scev_const_prop): Add generic final
2674 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
2675 (force_var_cost): ... this function.
2676 (compute_phi_arg_on_exit): Export.
2678 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
2680 PR tree-optimization/20773
2681 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
2684 2005-07-27 Richard Guenther <rguenther@suse.de>
2686 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
2687 Avoid pushing again if current struct contains only
2688 fields we decomposed.
2690 2005-07-27 Jan Hubicka <jh@suse.cz>
2692 PR tree-optimization/22574
2693 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
2696 * tree-tailcall.c (decrease_profile): New function.
2697 (eliminate_tail_call): Use it.
2699 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
2700 visibility flags correctly in whole program mode.
2702 2005-07-26 Steve Ellcey <sje@cup.hp.com>
2704 PR rtl-optimization/22472
2705 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
2707 2005-07-26 Steven Bosscher <stevenb@suse.de>
2709 PR tree-optimization/22504
2710 * tree-complex.c (expand_complex_addition): Use 'code' instead
2711 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
2713 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
2715 * config.gcc (cpu_type): Add frv case.
2716 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
2717 (supported_defaults): Add fr550 case.
2719 2005-07-26 Diego Novillo <dnovillo@redhat.com>
2722 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
2723 whether a pointer of type T * may point to objects of type T *.
2725 2005-07-26 DJ Delorie <dj@redhat.com>
2727 * configure: Regenerate.
2729 2005-07-26 Dale Johannesen <dalej@apple.com>
2731 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
2733 2005-07-26 Mark Mitchell <mark@codesourcery.com>
2735 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
2736 Clarify use of "build" in name.
2738 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
2740 * doc/extend.texi (Raw read/write Functions): New section.
2741 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
2742 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
2743 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
2744 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
2745 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
2746 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
2747 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
2748 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
2749 * config/frv/frv.c: Add bdesc_loads global.
2750 Add bdesc_stores global.
2751 (frv_init_builtins): Add support for __builtin_{read/write}*.
2752 (frv_volatile_memref): New.
2753 (frv_expand_load_builtin): New.
2754 (frv_expand_store_builtin): New.
2755 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
2756 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
2757 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
2758 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
2759 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
2760 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
2761 (builtin_read_<mode>): New.
2762 (builtin_write_<mode>): New.
2763 (builtin_write64): New.
2764 (optional_membar_<mode>): New.
2766 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
2768 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
2769 (rather than units) against HOST_BITS_PER_WIDE_INT.
2771 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
2773 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
2774 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
2775 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
2776 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
2779 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
2780 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
2781 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
2783 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
2785 2005-07-26 Richard Guenther <rguenther@suse.de>
2787 PR tree-optimization/22486
2788 * fold-const.c (fold_unary): Fold away useless component
2789 references of the form (T *)&T.x, if the address
2792 2005-07-25 James E Wilson <wilson@specifixinc.com>
2794 * dwarf2out.c (add_call_src_coords_attributes): New.
2795 (gen_inlined_subroutine_die): Call it.
2796 (maybe_emit_file, init_file_table): Add comments.
2797 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
2799 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
2800 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
2801 * tree.h (BLOCK_SOURCE_LOCATION): New.
2802 (struct tree_block): New field locus.
2804 2005-07-26 Andreas Schwab <schwab@suse.de>
2806 PR rtl-optimization/23043
2807 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
2808 when allocating a struct unoccr.
2810 2005-07-25 Richard Henderson <rth@redhat.com>
2813 * tree-complex.c (gate_no_optimization): True if errors.
2814 * Makefile.in (tree-complex.o): Update dependencies.
2816 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
2818 * config/frv/predicates.md (integer_register_operand): Use
2821 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
2824 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
2826 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
2828 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
2830 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
2831 types when flag_unsafe_math_optimizations is true.
2833 2005-07-25 Mark Mitchell <mark@codesourcery.com>
2835 * gcc.c (option_map): Add --sysroot.
2836 (process_command): Handle --sysroot.
2837 (display_help): Document it.
2838 * doc/cppopts.tex (-isysroot): Document.
2839 * doc/invoke.texi (--sysroot): Document.
2840 * doc/install.texi (--with-build-sysroot): Document.
2842 * Makefile.in (inhibit_libc): New variable.
2843 (INHIBIT_LIBC_CFLAGS): Likewise.
2844 (LIBGCC2_CFLAGS): Include
2845 $(INHIBIT_LIBC_CFLAGS).
2846 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
2847 ($(T)crtbegin.o): Do not use @inhibit_libc@.
2848 ($(T)crtend.o): Likewise.
2849 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
2850 ($(T)crtendS.o): Likewise.
2851 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
2852 ($(T)crtendT.o): Likewise.
2853 (stmp-fixinc): Do not complain about missing headers if
2855 * configure.ac (inhibit_libc): Set it to true/false.
2856 (--with-build-sysroot): New option. Use it to set
2858 * configure: Regenerated.
2860 2005-07-25 Manfred Hollstein <mh@suse.com>
2862 * calls.c (store_one_arg): Fix unsigned comparison warning.
2864 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
2867 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
2868 (ggc_print_statistics): Initialize variable before use.
2870 2005-07-25 Richard Guenther <rguenther@suse.de>
2872 * tree-dfa.c (mark_new_vars_to_rename): Protect against
2873 calling with a PHI_NODE argument.
2875 * tree-flow-inline.h (overlap_subvar): Protect against
2878 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
2880 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
2881 * configure: Regenerate.
2883 2005-07-25 Ira Rosen <irar@il.ibm.com>
2885 * expr.c (highest_pow2_factor): Make extern.
2886 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
2887 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
2888 record_array_differ_p, array_ptr_differ_p): Likewise.
2889 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
2890 additional cases. Call the above functions.
2891 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
2892 base_object_differ_p when there are two base objects. Otherwise, compare
2893 base address and offset. Call may_alias_p.
2894 (dump_data_reference): Use a correct field name.
2895 (analyze_array): Make static. Initialize new data-ref fields.
2896 (analyze_indirect_ref): New function.
2897 (init_data_ref): Initialize new data-ref fields.
2898 (strip_conversion): Moved from tree-vect-analyze.c.
2899 (analyze_offset_expr, get_ptr_offset, address_analysis,
2900 object_analysis): Likewise.
2901 (analyze_offset): New function.
2902 (create_data_ref): Likewise.
2903 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
2904 dimensions for ARRAY_REFs only.
2905 (build_classic_dist_vector): Make static.
2906 (access_functions_are_affine_or_constant_p): Call macro to get the
2907 address of access functions.
2908 (compute_all_dependences): Add new parameter
2909 compute_self_and_read_read_dependences. Compute self and read-read
2910 dependences if it is true.
2911 (find_data_references_in_loop): Call create_data_ref. Initialize new
2913 (compute_data_dependences_for_loop): Add new parameter
2914 compute_self_and_read_read_dependences. Remove parameter nb_loops,
2915 compute nb_loops. Call compute_all_dependences,
2916 build_classic_dist_vector and build_classic_dir_vector with correct
2918 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
2919 with correct parameters. Compare dimensions for ARRAY_REFs only.
2920 (free_data_refs): Call macro to free access functions.
2921 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
2922 fields from stmt_vinfo.
2923 (struct base_object_info): New structure.
2924 (struct data_reference): Move fields to base_object_info. Add fields
2925 first_location and object_info for above structures. Move fields from
2926 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
2927 aligned_to. Add macros to access the new fields.
2928 Update functions declarations.
2929 * tree-flow.h (is_aliased_with): Declare.
2930 * tree-loop-linear.c (linear_transform_loops): Call
2931 compute_data_dependences_for_loop with correct parameters.
2932 * tree-ssa-alias.c (is_aliased_with): New function.
2933 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
2934 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
2935 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
2936 vect_base_addr_differ_p, compute_subscript_distance and
2937 build_classic_dist_vector. Add printings. Check absolute value of
2939 (vect_analyze_data_ref_dependences): Go through ddrs instead of
2941 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
2942 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
2943 to bytes. Add printing.
2944 (vect_compute_data_refs_alignment): Go through loads and stores in one
2946 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
2947 vect_analyze_data_ref_access): Likewise.
2948 (vect_analyze_pointer_ref_access): Remove.
2949 (vect_address_analysis, vect_object_analysis): Likewise.
2950 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
2951 and analyze data-refs in the loop.
2952 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
2953 fields of data-ref instead of stmt. Add init to the offset from the
2955 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
2956 (vect_update_init_of_dr): Likewise.
2957 (vect_update_inits_of_drs): Go through loads and stores in one loop.
2958 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
2960 (new_loop_vec_info): Initialize new fields.
2961 (destroy_loop_vec_info): Free new fields.
2962 (vect_strip_conversion): Remove.
2963 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
2964 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
2965 datarefs. Add new field ddrs.
2966 Add macros for the new fields access.
2967 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
2968 base_aligned_p, misalignment, memtag, ptr_info and subvars.
2969 Remove their macros.
2970 * tree.h (highest_pow2_factor): Declare.
2972 2005-07-25 Jakub Jelinek <jakub@redhat.com>
2974 * calls.c (store_one_arg): Check for sibling call MEM arguments
2975 from already clobbered incoming argument area.
2977 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2979 * c-common.c (check_missing_format_attribute): New.
2980 * c-common.h (check_missing_format_attribute): Likewise.
2981 * c-typeck.c (convert_for_assignment): Use it.
2983 2005-07-24 Andreas Schwab <schwab@suse.de>
2985 * config/m68k/m68k.md ("extendqidi2"): When source is an address
2986 register use a word move. Correct operand of ext.w in 68000 code.
2988 2005-07-23 Mark Mitchell <mark@codesourcery.com>
2990 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
2991 variables as declarations, rather than definitions.
2993 2005-07-24 Ira Rosen <irar@il.ibm.com>
2995 PR tree-optimization/22526
2996 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
2999 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3001 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
3002 that C99 reserve for future use. Use it to define clog10,
3003 clog10f and clog10l.
3005 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3007 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
3008 * configure.ac: Check for -Wmissing-format-attribute.
3010 * configure: Regenerate.
3012 2005-07-23 Richard Henderson <rth@redhat.com>
3014 PR tree-optimization/22623
3015 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
3017 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
3020 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
3022 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3024 * Makefile.in (C_TREE_H): Update dependencies.
3025 * c-tree.h: Include toplev.h.
3026 * diagnostic.h (diagnostic_set_info): Add format attribute.
3027 * rtl-error.c (diagnostic_for_asm): Likewise.
3029 2005-07-23 Chao-ying Fu <fu@mips.com>
3031 * config/mips/mips-dsp.md: New file.
3032 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
3033 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
3035 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
3036 MIPS_BUILTIN_BPOSGE32.
3037 (mips_expand_builtin_direct): Add one parameter to indicate that
3038 builtin functions need to return a value.
3039 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
3041 (mips_regno_to_class): Add classes for 12 new DSP registers.
3042 (mips_subword): Change to check four HI registers.
3043 (mips_output_move): Output move to and from 6 new DSP accumulators.
3044 (override_options): Make sure -mdsp and -mips16 are not used together.
3045 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
3047 (mips_conditional_register_usage): Disable 6 new DSP accumulators
3049 (print_operand): Add 'q' for printing DSP accumulators.
3050 (mips_cannot_change_mode_class): Check ACC_REGS.
3051 (mips_secondary_reload_class): Check ACC_REGS.
3052 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
3053 (mips_register_move_cost): Check ACC_REGS.
3054 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
3055 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
3056 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
3057 (dsp_bdesc): New array.
3058 (bdesc_arrays): Add DSP builtin function table.
3059 (mips_prepare_builtin_arg): Check predicate again after
3061 (mips_expand_builtin): Add one more parameter to
3062 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
3063 MIPS_BUILTIN_BPOSGE32.
3064 (mips_init_builtins): Initialize new function types.
3065 (mips_expand_builtin_direct): Check if builtin functions need to
3066 return a value and pass operands properly.
3067 (mips_expand_builtin_bposge): New function.
3068 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
3069 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
3070 (FIRST_PSEUDO_REGISTER): Increase to 188.
3071 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
3072 Update for 12 new DSP registers.
3073 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
3074 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
3075 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
3076 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
3077 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
3078 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
3079 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
3080 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
3081 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
3082 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
3083 (REGISTER_NAMES): Add names for 12 new DSP registers.
3084 * config/mips/mips.md: Include mips-dsp.md.
3085 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
3086 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
3087 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
3088 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
3089 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
3090 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
3091 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
3092 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
3093 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
3094 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
3095 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
3096 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
3097 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
3098 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
3099 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
3100 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
3101 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
3102 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
3103 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
3104 (UNSPEC_RDDSP): New constants.
3105 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
3106 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
3108 * config/mips/mips.opt (-mdsp): New option.
3109 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
3110 (reg_imm10_operand): New predicates.
3111 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
3112 * doc/invoke.texi (-mdsp): Document new option.
3114 2005-07-22 DJ Delorie <dj@redhat.com>
3116 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
3118 * tree-inline.c (inlinable_function_p): Likewise.
3120 2005-07-22 Mark Mitchell <mark@codesourcery.com>
3123 * toplev.c (check_global_declarations): Do not mark undefined
3124 variables as DECL_IGNORED_P.
3125 * varasm.c (first_global_object_name): GTY it.
3126 (weak_global_object_name): Likewise.
3127 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
3128 a string to go into {weak,first}_global_object_name.
3130 2005-07-22 DJ Delorie <dj@redhat.com>
3132 * c-format.c (check_function_format): Change warning control
3133 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
3135 2005-07-22 Diego Novillo <dnovillo@redhat.com>
3137 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
3138 &PTR->FLD a dereference of PTR.
3139 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
3140 a potential dereference of PTR.
3142 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
3144 PR rtl-optimization/20370
3145 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
3146 call allocate_reg_info if necessary.
3148 PR rtl-optimization/21848
3149 * calls.c (emit_library_call_value_1): For const functions, add
3150 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
3152 PR rtl-optimization/22445
3153 * cselib.c (target.h): Include.
3154 (rtx_equal_for_cselib_p): Allow commutative matches.
3155 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
3156 Remove MODE parameter. Changed all callers.
3158 PR rtl-optimization/22258
3159 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
3161 (try_combine): Use likely_spilled_retval_p.
3163 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
3165 * config.gcc: Add crx-elf support.
3167 * doc/contrib.texi: Mention crx.
3168 * doc/extend.texi: Document crx extensions.
3169 * doc/install.texi: Document crx install.
3170 * doc/invoke.texi: Document crx options.
3171 * doc/md.texi: Document crx constraints.
3173 * config/crx/crx-protos.h: New file.
3174 * config/crx/crx.c: New file.
3175 * config/crx/crx.h: New file.
3176 * config/crx/crx.md: New file.
3177 * config/crx/crx.opt: New file.
3178 * config/crx/t-crx: New file.
3180 2005-07-22 Manfred Hollstein <mh@suse.com>
3182 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
3184 (int_add_graph_edge): Likewise.
3185 (collapse_nodes): Likewise.
3186 (process_unification_queue): Likewise.
3188 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3189 Laurent GUERBY <laurent@guerby.net>
3191 PR tree-optimization/22336
3192 * function.c (record_block_change): Check for
3193 cfun->ib_boundaries_block.
3195 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
3197 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
3198 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
3200 2005-07-21 DJ Delorie <dj@redhat.com>
3202 * toplev.c (warn_deprecated_use): Add warning control to warning
3204 * c-typeck.c (parser_build_binary_op): Likewise.
3205 (c_finish_if_stmt): Likewise.
3206 * c-common.c (check_function_sentinel): Likewise.
3207 (check_nonnull_arg): Likewise.
3209 2005-07-21 Richard Henderson <rth@redhat.com>
3212 * tree-complex.c (complex_ssa_name_components): New.
3213 (cvc_lookup): Allow entry not found.
3214 (create_components): Remove.
3215 (create_one_component_var, get_component_var): New.
3216 (get_component_ssa_name, set_component_ssa_name): New.
3217 (extract_component): Use get_component_ssa_name.
3218 (update_complex_components): Use set_component_ssa_name.
3219 (update_complex_components_on_edge): Likewise.
3220 (update_phi_components): Create new PHI nodes directly, instead
3221 of adding insns to edges.
3222 (tree_lower_complex): Allocate and free complex_variable_components
3223 and complex_ssa_name_components here.
3225 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
3227 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
3228 revert to returning false.
3230 2005-07-21 Uros Bizjak <uros@kss-loka.si>
3233 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
3235 2005-07-21 Uros Bizjak <uros@kss-loka.si>
3238 * config/i386/i386.md (cmpxf): Change operand constraints
3239 to "nonmemory_operand".
3241 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
3243 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
3245 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
3248 * fold-const.c (fold_build1): Add checksum for the operands.
3249 (fold_build2): Likewise.
3250 (fold_build3): Likewise.
3252 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
3255 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
3257 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
3259 * common.opt (-fforward-propagate): Committed by mistake,
3262 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3264 * reg-stack.c: Fix comment typo(s).
3265 * tree-ssa-operands.c: Likewise.
3266 * tree-vectorizer: Likewise.
3268 2005-07-21 Nick Clifton <nickc@redhat.com>
3270 * config/sh/symbian.c: Replace C++ style line comments with C
3271 style line comments.
3272 (symbian_add_attribute): Do not use a ? operator on the LHS of
3274 (sh_symbian_handle_dll_attribute): Change the type of the
3275 method vector to "VEC(tree,gc)*" and use vector accessor
3276 macros to walk over the elements.
3277 (symbian_export_vtable_and_rtti_p): Likewise.
3278 (symbian_class_needs_attribute_p): Likewise.
3280 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
3283 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
3284 initialize targetm.resolve_overloaded_builtin here.
3285 (altivec_expand_overloaded_builtin): Make it non-static.
3286 * config/rs6000/rs6000-protos.h
3287 (altivec_expand_overloaded_builtin): New prototype.
3288 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
3289 targetm.resolve_overloaded_builtin here.
3290 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
3292 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
3293 Zdenek Dvorak <dvorakz@suse.cz>
3295 PR tree-optimization/19210
3296 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
3298 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
3299 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
3300 rely on unproven assumptions.
3301 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
3302 * tree-flow.h (number_of_iterations_exit): Add final parameter.
3303 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
3304 to number_of_iterations_exit.
3305 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
3306 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
3307 * tree-ssa-loop-niter.c (find_loop_niter,
3308 estimate_numbers_of_iterations_loop): Likewise.
3309 (number_of_iterations_exit): Honor the new options.
3310 * doc/invoke.texi (Wunsafe-loop-optimizations,
3311 funsafe-loop-optimizations): Document them.
3313 2005-07-21 Richard Sandiford <richard@codesourcery.com>
3315 PR rtl-optimization/22167
3316 * gcse.c (hoist_code): Fix hoist_exprs[] check.
3318 2005-07-20 Adam Nemet <anemet@lnxw.com>
3320 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
3321 __do_global_dtors_aux longcall.
3323 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
3325 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
3326 (old_special_pred_table): Don't reference
3327 SPECIAL_MODE_PREDICATES.
3328 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
3329 * config/arc/arc.h: Don't mention PREDICATE_CODES.
3330 * config/sh/predicates.h: Don't mention
3331 SPECIAL_MODE_PREDICATES.
3332 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
3335 2005-07-20 DJ Delorie <dj@redhat.com>
3337 * config.gcc: Add m32c-elf support.
3339 * doc/contrib.texi: Mention m32c.
3340 * doc/extend.texi: Document m32c extensions.
3341 * doc/install.texi: Mention m32c.
3342 * doc/invoke.texi: Document m32c options.
3343 * doc/md.texi: Document m32c constraints.
3345 * config/m32c/addsub.md: New file.
3346 * config/m32c/bitops.md: New file.
3347 * config/m32c/cond.md: New file.
3348 * config/m32c/jump.md: New file.
3349 * config/m32c/m32c-lib1.S: New file.
3350 * config/m32c/m32c-lib2.c: New file.
3351 * config/m32c/m32c-modes.def: New file.
3352 * config/m32c/m32c-pragma.c: New file.
3353 * config/m32c/m32c-protos.h: New file.
3354 * config/m32c/m32c.abi: New file.
3355 * config/m32c/m32c.c: New file.
3356 * config/m32c/m32c.h: New file.
3357 * config/m32c/m32c.md: New file.
3358 * config/m32c/m32c.opt: New file.
3359 * config/m32c/minmax.md: New file.
3360 * config/m32c/mov.md: New file.
3361 * config/m32c/muldiv.md: New file.
3362 * config/m32c/predicates.md: New file.
3363 * config/m32c/prologue.md: New file.
3364 * config/m32c/shift.md: New file.
3365 * config/m32c/t-m32c: New file.
3367 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
3369 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
3370 (stack_protect_set, stack_protect_test): New expanders.
3371 (stack_protect_set_si, stack_protect_set_si_media,
3372 stack_protect_set_di_media, stack_protect_test_si,
3373 stack_protect_test_si_media, stack_protect_test_di_media):
3376 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
3378 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
3380 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
3382 * tree.h (tree_expr_nonzero_p): Export.
3383 * fold-const.c (tree_expr_nonzero_p): Likewise.
3384 Return true for CALL_EXPRs that are alloca calls.
3385 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
3387 * tree-flow.h (expr_computes_nonzero): Remove.
3388 * tree-vrp.c (expr_computes_nonzero): Remove.
3389 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
3390 (extract_range_from_unary_expr): Likewise.
3391 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
3392 tree_expr_nonzero_p.
3394 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
3396 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
3397 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
3398 extra arg "picreg" and use it instead of pic_offset_table_rtx.
3399 All callers changed.
3400 (frame_related_constant_load): New arg "related" which controls
3401 setting of RTX_FRAME_RELATED_P. All callers changed.
3402 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
3403 (bfin_expand_prologue): Add stack limit checking.
3404 * config/bfin/bfin.md (trapifcc): New pattern.
3406 * config/bfin/bfin.c: Include "langhooks.h".
3407 (def_builtin): Go through lang_hooks to call builtin_function.
3409 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
3410 * config/bfin/predicates.md (symbol_ref_operand): New.
3411 (call_insn_operand): Delete. All callers changed to use
3412 register_no_elim_operand.
3413 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
3415 (function_arg): Use it to generate the call's operand 2.
3416 (bfin_longcall_p): New function.
3417 (bfin_expand_call): Extra arg "cookie". All callers and declaration
3418 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
3419 determine if the address needs to be in a REG.
3420 (bfin_handle_longcall_attribute): New function.
3421 (bfin_attribute_table): Add "longcall" and "shortcall".
3422 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
3423 (CUMULATIVE_ARGS): New member call_cookie.
3424 (PREDICATE_CODES): Add symbol_ref_operand.
3425 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
3426 extra USE to the pattern.
3427 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
3428 New patterns, split off call_insn, sibcall_insn, call_value_insn and
3429 sibcall_value_insn; now the new patterns handle direct calls and the
3430 old ones indirect calls.
3431 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
3433 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
3435 * doc/trouble.texi: Update section on handling of empty loops.
3437 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
3439 * config.gcc: Remove support for sparc-*-openbsd*,
3440 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
3442 * config.host: Remove support for i860-*-sysv4* as a host.
3443 * config/i860/*, config/ip2k/*, config/ns32k/*,
3444 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
3445 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
3446 mention obsolete ports.
3448 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
3450 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
3452 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
3453 of frame_pointer_rtx.
3454 (sh_expand_epilogue): Likewise.
3455 (sh_set_return_address): Likewise.
3456 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
3457 instead of FRAME_POINTER_REGNUM if needed. Add elimination
3458 offsets from FRAME_POINTER_REGNUM.
3459 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
3460 (sh_register_names): Add initializer for sfp.
3461 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
3462 (VALID_REGISTER_P): Likewise.
3463 (FIRST_PSEUDO_REGISTER): Update.
3464 (DWARF_FRAME_REGISTERS): Define.
3465 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
3466 (HARD_FRAME_POINTER_REGNUM): Define.
3467 (FRAME_POINTER_REGNUM): Redefine.
3468 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
3469 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
3470 from FRAME_POINTER_REGNUM.
3471 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
3472 FRAME_POINTER_REGNUM.
3473 (REG_CLASS_CONTENTS): Add sfp.
3474 (REG_ALLOC_ORDER): Likewise.
3475 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
3476 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
3477 of frame_pointer_rtx.
3478 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
3480 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
3482 * fold-const.c (tree_expr_nonnegative_p): Only return true for
3483 ABS_EXPR when flag_wrapv is false because of INT_MIN.
3484 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
3486 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
3489 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
3491 Make CONSTRUCTOR use VEC to store initializers.
3492 * c-common.c (complete_array_type): Update to cope with VEC in
3494 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
3495 (pp_c_constructor_elts): New function.
3496 * c-pretty-print.h (pp_c_constructor_elts): Declare.
3497 * c-typeck.c (build_function_call, build_c_cast, digest_init,
3498 struct constructor_stack, struct initializer_stack,
3499 constructor_elements, push_init_level, pop_init_level,
3500 add_pending_init, find_init_member, output_init_element): Update to
3501 cope with VEC in CONSTRUCTOR_ELTS.
3502 * coverage.c (build_fn_info_value, build_ctr_info_value,
3503 build_gcov_info): Likewise.
3504 * expr.c (categorize_ctor_elements_1, store_constructor,
3505 expand_expr_real_1): Likewise.
3506 * fold-const.c (fold_ternary): Likewise.
3507 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
3508 gimplify_init_constructor, gimplify_expr): Likewise.
3509 * tree-dump.c (dequeue_and_dump): Likewise.
3510 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
3512 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
3514 * tree-sra.c (generate_element_init_1): Likewise.
3515 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
3516 * tree-ssa-operands.c (get_expr_operands): Likewise.
3517 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
3518 * tree-vect-transform.c (vect_get_vec_def_for_operand):
3519 (get_initial_def_for_reduction): Likewise.
3520 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
3521 value handle in annotations.
3522 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
3523 tree_node_structure): Add support for constr_kind.
3524 (build_vector_from_ctor, build_constructor_single,
3525 build_constructor_from_list): New functions.
3526 (build_constructor): Update to take a VEC instead of a TREE_LIST.
3527 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
3528 Update to cope with VEC in CONSTRUCTOR_ELTS.
3529 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
3530 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
3531 CONSTRUCTOR_APPEND_ELT): New macros.
3532 (struct constructor_elt, struct tree_constructor): New data types.
3533 (union tree_node): Add tree_constructor field.
3534 * treestruct.def: Define TS_CONSTRUCTOR.
3535 * varasm.c (const_hash_1, compare_constant, copy_constant,
3536 compute_reloc_for_constant, output_addressed_constants,
3537 initializer_constant_valid_p, output_constant,
3538 array_size_for_constructor, output_constructor): Update to cope with
3539 VEC in CONSTRUCTOR_ELTS.
3540 * vec.h (VEC_empty, VEC_copy): New macros.
3542 2005-07-19 Devang Patel <dpatel@apple.com>
3544 * dbxout.c (dbxout_type): Check Objective-C++ lang.
3546 2005-07-19 Richard Henderson <rth@redhat.com>
3549 * gimplify.c (gimplify_expr): Use main variant type for the temp
3550 destination for a discarded volatile read.
3551 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
3552 casts between non-void types that change volatility.
3554 2005-07-15 DJ Delorie <dj@redhat.com>
3556 * toplev.h: Add comment about the first parameter for warning().
3557 * errors.h: Likewise.
3559 * c.opt (Wpragmas): New.
3560 * doc/invoke.texi: Document it.
3562 * function.c (do_warn_unused_parameter): Add warning control to
3564 * c-decl.c (warn_if_shadowing): Likewise.
3565 * c-lex.c (cb_def_pragma): Likewise.
3566 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
3567 (pop_alignment): Likewise.
3568 (handle_pragma_pack): Likewise.
3569 (apply_pragma_weak): Likewise.
3570 (handle_pragma_weak): Likewise.
3571 (handle_pragma_redefine_extname): Likewise.
3572 (add_to_renaming_pragma_list): Likewise.
3573 (handle_pragma_extern_prefix): Likewise.
3574 (maybe_apply_renaming_pragma): Likewise.
3575 (handle_pragma_visibility): Likewise.
3577 * config/c4x/c4x-c.c (BAD): Likewise.
3578 (c4x_parse_pragma): Likewise.
3579 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
3580 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
3581 (rs6000_pragma_longcall): Likewise.
3582 * config/v850/v850-c.c (pop_data_area): Likewise.
3583 (ghs_pragma_section): Likewise.
3584 (ghs_pragma_section): Likewise.
3585 (ghs_pragma_interrupt): Likewise.
3586 (ghs_pragma_starttda): Likewise.
3587 (ghs_pragma_startsda): Likewise.
3588 (ghs_pragma_startzda): Likewise.
3589 (ghs_pragma_endtda): Likewise.
3590 (ghs_pragma_endsda): Likewise.
3591 (ghs_pragma_endzda): Likewise.
3593 2005-07-19 Danny Berlin <dberlin@dberlin.org>
3594 Kenneth Zadeck <zadeck@naturalbridge.com>
3596 * Makefile.in: Removed tree-promote-statics.c
3597 * tree-promote-statics.c: Removed.
3598 * common.opt: Removed flag-promote-statics.
3600 * passes.c: Removed tree-promote-statics pass.
3601 * tree-pass.h: Ditto.
3602 * timevar.def: Removed TV_PROMOTE_STATICS.
3605 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
3607 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
3609 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
3611 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3614 * c-common.c (check_function_arguments): Call
3615 'check_function_format' if either -Wformat or
3616 -Wmissing-format-attribute are specified.
3617 * c-format.c (check_function_format): Check -Wformat before
3618 calling 'check_format_info'.
3619 * c-opts.c (c_common_post_options): Don't warn for
3620 -Wmissing-format-attribute without -Wformat.
3621 * c-typeck.c (convert_for_assignment): Detect additional cases for
3622 -Wmissing-format-attribute.
3623 * doc/invoke.texi (-Wmissing-format-attribute): Document new
3626 2005-07-19 Richard Guenther <rguenther@suse.de>
3628 * config/i386/i386.md (lrint<mode>2): Use temporary
3629 instead of clobbering non-existent memory.
3631 2005-07-19 Nick Clifton <nickc@redhat.com>
3633 * config/avr/avr.c (legitimate_address_p): Fix debugging print
3634 statement to avoid displaying ASCII control characters.
3636 2005-07-19 Ben Elliston <bje@au.ibm.com>
3638 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
3639 * cfganal.c (find_edge_index): Ditto.
3640 * combine.c (combine_instructions): Ditto.
3641 * ddg.c (create_scc): Ditto.
3642 (find_successors): Ditto.
3643 (find_predecessors): Ditto.
3644 (find_nodes_on_paths): Ditto.
3645 (longest_simple_path): Ditto.
3646 * flow.c (update_life_info): Ditto.
3647 (count_or_remove_death_notes): Ditto.
3648 (clear_log_links): Ditto.
3649 * modulo-sched.c (generate_reg_moves): Ditto.
3650 (find_max_asap): Ditto.
3651 (find_max_hv_min_mob): Ditto.
3652 (find_max_dv_min_mob): Ditto.
3653 * sbitmap.c (sbitmap_first_set_bit): Ditto.
3654 * sched-rgn.c (extract_edgelst): Ditto.
3655 * tree-into-ssa.c (prepare_names_to_update): Ditto.
3656 (dump_update_ssa): Ditto.
3657 (ssa_names_to_replace) Ditto.
3658 (switch_virtuals_to_full_rewrite): Ditto.
3659 (update_ssa): Ditto.
3660 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
3662 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
3664 Fix PR tree-optimization/22483
3666 * tree-complex.c (create_components): Use
3667 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
3668 * tree-flow-inline.h (fill_referenced_var_vec): New function.
3669 * tree-flow.h (safe_referenced_var_iterator): New structure.
3670 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
3671 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
3672 safe_referenced_var iterator.
3673 (add_type_alias): Ditto.
3675 2005-07-19 Steven Bosscher <stevenb@suse.de>
3677 * loop-init.c (rest_of_handle_loop2): Remove.
3678 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
3679 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
3680 (pass_rtl_loop_init, pass_rtl_loop_done,
3681 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
3682 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
3683 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
3684 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
3685 pass_tree_loop_done, and pass_tree_unswitch.
3686 (gate_loop): Rename to gate_tree_loop.
3687 * passes.c (init_optimization_passes): Update for renamed tree
3688 loop passes. Add the new loop2 passes as subpasses of loop2.
3689 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
3690 Update for the renamed tree loop passes.
3692 2005-07-18 Ian Lance Taylor <ian@airs.com>
3695 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
3696 blocks when optimizing.
3698 2005-07-18 Steve Ellcey <sje@cup.hp.com>
3700 * common.opt (frename-registers): Initialize to 2.
3702 (fgcse-after-reload): Ditto.
3703 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
3704 (process_options): Only change flag_web, flag_rename_registers,
3705 and flag_rerun_cse_after_loop if not explicitly set by user.
3707 2005-07-18 Jan Beulich <jbeulich@novell.com>
3709 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
3710 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
3711 in 64-bit mode the same as DImode in 32-bit mode.
3712 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
3713 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
3714 mode. Add new mode parameter.
3715 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
3716 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
3717 x86_64_shift_adj): New expanders.
3718 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
3719 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
3721 Respective new splitters. Use renamed shift splitter helpers in 32-bit
3722 DImode shift splitters.
3723 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
3724 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
3727 2005-07-18 Jan Beulich <jbeulich@novell.com>
3729 * i386.md (movdi_extzv_1): New.
3730 (zero_extendhidi2): Combine alternatives and never force use of
3732 (zero_extendqidi2): Likewise. Don't restrict input selection.
3734 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
3736 Fix PR tree-optimization/22531
3737 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
3740 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
3742 * tree-promote-statics.c (pass_promote_statics): Change dump file
3745 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
3747 * tree-optimize.c (init_tree_optimization_passes): Add
3748 pass_eliminate_useless_stores pass.
3749 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
3750 * tree-ssa-pre.c (is_copy_stmt): New function.
3751 (follow_copies_till_vuse): Ditto.
3752 (do_eustores): Ditto.
3753 (gate_eustores): Ditto.
3755 2005-07-16 Richard Henderson <rth@redhat.com>
3757 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
3759 2005-07-16 Danny Berlin <dberlin@dberlin.org>
3760 Kenneth Zadeck <zadeck@naturalbridge.com>
3762 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
3763 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
3764 ipa-type-escape.h, tree-promote-statics.c
3765 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
3766 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
3767 tree-promote-statics.c: new files.
3768 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
3769 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
3770 int nonlocal_set_p, mark_constant_function): Deleted.
3771 (rest_of_handle_cfg): Removed call to mark_constant_function.
3772 (nonoverlapping_component_refs_p): Added calls to support
3773 type based aliasing.
3774 * tree-ssa-alias.c (may_alias_p,
3775 compute_flow_insensitive_aliasing): Ditto.
3776 * calls.c (flags_from_decl_or_type): Removed reference to
3778 * c-typeck.c (convert_arguments): Make builtins tolerant of having
3779 too many arguments. This is necessary for Spec 2000.
3780 * cgraph.h (const_function, pure_function): Removed.
3781 * common.opt: Added "fipa-pure-const", "fipa-reference",
3782 "fipa-type-escape", and "ftree-promote-static".
3784 * passes.c: Added ipa and tree-promote-statics passes.
3785 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
3786 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
3787 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
3788 * tree-flow.h: Added exposed sra calls and addition of
3789 reference_vars_info field for FUNCTION_DECLS.
3790 * tree-pass.h: Added passes.
3791 * tree-sra.c: (sra_init_cache): New function.
3792 (sra_insert_before, sra_insert_after) Made public.
3793 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
3795 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
3796 aliasing. (may_alias_p): Added code to use type escape analysis to
3798 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
3799 code to prune clobbers of static variables based on information
3800 produced in ipa-reference pass. Changed call clobbering so that
3801 statics are not marked as clobbered if the call does not clobber
3804 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
3806 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
3809 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
3811 * doc/install.texi (*-*-solaris2*): Document recommended version
3812 of GNU binutils and mention GNU linker problem on Solaris 10.
3814 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
3817 * c-decl.c (c_build_bitfield_integer_type): New function.
3818 (finish_struct): Call it.
3819 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
3821 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3823 * c-typeck.c (digest_init): Call 'convert_for_assignment'
3826 2005-07-16 Jan Hubicka <jh@suse.cz>
3828 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
3829 (scale_bbs_frequencies_int): Watch roundoff errors.
3830 * predict.c (return_prediction): Initialize return_stmt.
3832 2005-07-16 Jan Hubicka <jh@suse.cz>
3834 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
3835 after RTL profiling.
3837 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
3840 * fold-const.c (build_range_check): Convert high/low to etype
3841 if we are only comparing against exp.
3843 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
3845 Fix PR tree-optimization/22376
3846 * tree-ssa-structalias.c (build_constraint_graph): We really meant
3848 (need_to_solve): New function.
3849 (compute_points_to_sets): Use it.
3851 2005-07-15 Jan Hubicka <jh@suse.cz>
3853 * cfg.c (update_bb_profile_for_threading): More diagnostic.
3854 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
3856 2005-07-15 Richard Guenther <rguenther@suse.de>
3858 * c-common.c (handle_flatten_attribute): New function.
3859 Add flatten function attribute.
3860 * doc/extend.texi: Document flatten function attribute.
3861 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
3862 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
3864 (cgraph_decide_inlining): Handle functions with flatten
3867 2005-07-14 David Edelsohn <edelsohn@gnu.org>
3869 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
3870 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
3871 UNSPEC_XCHG, UNSPEC_AND): New.
3872 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
3873 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
3874 * config/rs6000/sync.md (FETCHOP): New code macro.
3875 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
3877 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
3878 (sync_compare_and_swap<mode>): Same.
3879 (sync_lock_test_and_set<mode>): Same.
3880 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
3881 for QImode and HImode, and not PPC405.
3882 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
3883 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
3884 (sync_<fetchop>{si,di}_internal): New.
3885 (sync_nand{si,di}_internal): New.
3886 (sync_old_<fetchop>{si,di}_internal): New.
3887 (sync_old_nand{si,di}_internal): New
3888 (sync_new_<fetchop>{si,di}_internal): New.
3889 (sync_new_nand{si,di}_internal): New.
3890 (atomic_and{si,di}): New.
3891 (sync_new_nand{si,di}_internal): New.
3892 (atomic_and{si,di}): New.
3893 (sync_add<mode>_internal): Delete.
3894 (sync_addshort_internal): Use unspec instead of unspec_volatile.
3895 (sync_sub<mode>_internal): Delte.
3896 (sync_subshort_internal): New.
3897 (sync_andsi_internal): Use unspec instead of unspec_volatile.
3898 (sync_anddi_internal): Delete.
3899 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
3900 (sync_booldi_internal): Delete.
3901 (sync_boolc<mode>_internal): Delete.
3902 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
3903 (sync_boolc<mode>_internal2): Delete.
3904 (sync_boolcc<mode>_internal): Delete.
3905 (isync, lwsync): Use unspec instead of unspec_volatile.
3906 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
3907 Revert UNSPEC_VOLATILE.
3908 (rs6000_split_atomic_op): New.
3909 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
3911 2005-07-14 Eric Christopher <echristo@redhat.com>
3913 * config/mips/mips.c (mips_canonicalize_comparison): Cast
3914 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
3916 2005-07-14 Eric Christopher <echristo@redhat.com>
3918 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
3920 2005-07-14 Steven Bosscher <stevenb@suse.de>
3922 PR tree-optimization/22230
3923 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
3924 the computation of the four cross productions for "range op range".
3926 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
3927 Ulrich Weigand <uweigand@de.ibm.com>
3930 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
3933 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
3935 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
3937 2005-07-14 Steve Ellcey <sje@cup.hp.com>
3939 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
3941 2005-07-14 Richard Guenther <rguenther@suse.de>
3944 * config/i386/i386-protos.h (ix86_function_value): Change
3945 prototype to match new target hook.
3946 * config/i386/i386.c (ix86_value_regno): Change prototype
3947 to take extra type argument.
3948 (TARGET_FUNCTION_VALUE): Define.
3949 (ix86_function_ok_for_sibcall): Pass extra argument to
3950 ix86_value_regno, check return slot rtx for exact match.
3951 (ix86_function_value): Take extra parameter. Dispatch to
3952 ix86_value_regno with fndecl/fntype as provided.
3953 (ix86_value_regno): Handle extra type argument.
3954 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
3956 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
3957 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
3958 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
3959 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
3960 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
3962 2005-07-14 Richard Guenther <rguenther@suse.de>
3964 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
3965 * calls.c (expand_call): Pass fntype to hard_function_value.
3966 (emit_library_call_value_1): Likewise.
3967 * explow.c: Include target.h.
3968 (hard_function_value): Take extra argument, the fntype.
3969 Use new target hook for function_value.
3970 * expr.h (hard_function_value): Change prototype.
3971 * function.c (aggregate_value_p): Pass 0 as fntype to
3972 hard_function_value.
3973 (assign_parms): Use new target hook for function_value.
3974 Pass 0 as fntype to hard_function_value.
3975 (expand_function_end): Likewise.
3976 * reg-stack.c: Include target.h.
3977 (stack_result): Use new target hook for function_value.
3978 * target-def.h: New target hook function_value.
3979 * target.h: Likewise.
3980 * targhooks.c (default_function_value): New function.
3981 * targhooks.h (default_function_value): Declare.
3983 2005-07-13 Ian Lance Taylor <ian@airs.com>
3985 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
3987 2005-07-14 Jan Hubicka <jh@suse.cz>
3989 * tree-dfa.c (dump_variable): Use default_def function.
3990 * tree-ssa-alias.c (dump_points_to_info): Likewise.
3991 * tree-ssa.c (verify_use): Likewise.
3992 * tree-ssanames.c (release_ssa_name): Likewise.
3993 * tree-tailcall.c (eliminate_tail_call): Likewise.
3994 (tree_optimize_tail_calls_1): Likewise.
3995 * tree-vrp.c (get_value_range): Likewise.
3997 2005-07-14 Ben Elliston <bje@au.ibm.com>
3999 * gcc.c (main): Compare language[0] with '*' when iterating over
4002 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
4004 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
4005 "s390_emit_compare". Add handling of CCZ1mode.
4006 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
4007 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
4009 (s390_branch_condition_mask): Add CCZ1mode handling.
4010 * config/s390/s390.md: ("seq", "*seq"): New pattern.
4011 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
4012 Use CCZ1mode instead of CCZmode.
4013 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
4015 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
4017 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
4019 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
4021 2005-07-13 Eric Christopher <echristo@redhat.com>
4023 * config/mips/mips.c (mips_canonicalize_comparison): New.
4024 (mips_emit_int_relational): Use.
4026 2005-07-13 Eric Christopher <echristo@redhat.com>
4028 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
4030 * config/s390/s390.md: Include tpf.md. Move tpf specific
4032 * config/s390/tpf.md: To here.
4033 * config/s390/s390.opt: Move tpf specific options...
4034 * config/s390/tpf.opt: to here. Add mmain option.
4035 * config/s390/tpf-unwind.h: Remove unnecessary defines.
4036 * config/s390/tpf.h: Rewrite.
4038 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
4040 * doc/tm.texi: Remove @xref{Cross-profiling}.
4042 2005-07-13 Jeff Law <law@redhat.com>
4044 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
4045 expressions, test their _DECL operands for pointer equality rather
4046 than using operand_equal_p.
4048 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
4050 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
4051 (TARGET_POSIX_IO): This.
4052 * config/darwin.h: Likewise.
4053 * config/freebsd.h: Likewise.
4054 * config/linux.h: Likewise.
4055 * config/lynx.h: Likewise.
4056 * config/netbsd.h: Likewise.
4057 * config/rs6000/linux64.h: Likewise.
4058 * config/rs6000/linux.h: Likewise.
4059 * config/s390/tpf.h: Likewise.
4060 * config/sh/embed-elf.h: Likewise.
4061 * config/sparc/linux64.h: Likewise.
4062 * config/sparc/linux.h: Likewise.
4063 * config/svr4.h: Likewise.
4064 * gcov-io.h: Likewise.
4066 * doc/tm.texi: Updated.
4068 * libgcov.c (create_file_directory): Defined only if
4069 TARGET_POSIX_IO is defined.
4070 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
4073 2005-07-13 Jan Hubicka <jh@suse.cz>
4075 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
4077 2005-07-13 David Edelsohn <edelsohn@gnu.org>
4079 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
4080 structure as argument.
4082 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
4084 PR tree-optimization/21921
4085 * tree-iterator.c (tsi_link_before): Support the case when
4086 tsi_end_p (tsi) == true.
4088 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4090 PR tree-optimization/22442
4091 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
4094 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4096 PR rtl-optimization/20376
4097 * toplev.c (process_options): Enable -fweb and -frename-registers when
4099 * doc/invoke.texi: Update the information about when -fweb and
4100 -frename-registers are enabled.
4102 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
4105 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
4106 if *rhs_p is not a SSA_NAME.
4108 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
4110 Fix PR tree-optimization/22422
4111 * tree-ssa-structalias.c (struct variable_info): Add flag for
4113 (get_varinfo): Now a static function.
4114 (new_varinfo): init has_union and is_special_var to false.
4115 (solution_set_add): Check has_union.
4116 (do_da_constraint): Move temporary variable so it gets reset
4118 Also check for special variable.
4119 (do_ds_constraint): Ditto.
4120 (do_sd_constraint): Ditto.
4121 (do_structure_copy): Check for special variable.
4122 (find_func_aliases): Ditto.
4123 (init_base_vars): Set special vars properly.
4125 2005-07-13 Jan Hubicka <jh@suse.cz>
4127 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
4130 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
4131 (get_expr_operands): Fix thinko wrt flags and subvars.
4133 PR tree-optimize/22379
4134 * tree-inline.c (expand_call_inline): Do not output sorry in early
4137 2005-07-12 Dale Johannesen <dalej@apple.com>
4139 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
4141 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
4144 * host-linux.h: Include limits.h.
4146 2005-07-12 Dale Johannesen <dalej@apple.com>
4148 * expr.c (compress_float_constant): Add cost check.
4149 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
4151 2005-07-12 Dale Johannesen <dalej@apple.com>
4153 * gcc.target/i386/compress-float-sse.c: New.
4154 * gcc.target/i386/compress-float-sse-pic.c: New.
4155 * gcc.target/i386/compress-float-387.c: New.
4156 * gcc.target/i386/compress-float-387-pic.c: New.
4157 * gcc.dg/compress-float-ppc.c: New.
4158 * gcc.dg/compress-float-ppc-pic.c: New.
4160 2005-07-12 Eric Christopher <echristo@redhat.com>
4162 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
4164 * config/s390/s390.md: Include tpf.md. Move tpf specific
4166 * config/s390/tpf.md: To here.
4167 * config/s390/s390.opt: Move tpf specific options...
4168 * config/s390/tpf.opt: to here. Add mmain option.
4169 * config/s390/tpf-unwind.h: Remove unnecessary defines.
4170 * config/s390/tpf.h: Rewrite.
4172 2005-07-12 Eric Christopher <echristo@redhat.com>
4174 * gcc.c (struct infile): Update comment for language.
4175 (main): Rewrite input file resetting code.
4177 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
4180 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
4181 requiring a cast in a non RHS of modify_expr. Add a cast when required.
4182 (lookup_avail_expr): Use constant_boolean_node instead
4183 of boolean_false_node/boolean_true_node.
4185 2005-07-12 Ben Elliston <bje@au.ibm.com>
4187 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
4188 and use it when printing num_edges.
4190 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
4192 * doc/extend.texi (Blackfin Built-in Functions): New section.
4193 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
4196 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
4198 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
4199 s/cmpstrsi/cmpstrnsi
4200 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
4202 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
4203 (init_optabs): Initialize cmpstrn_optab.
4204 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
4205 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
4206 * expr.c: (enum insn_code cmpstrn_optab): Declare.
4207 * config/i386/i386.md: s/cmpstr/cmpstrn
4208 * config/c4x/c4x.md: s/cmpstr/cmpstrn
4209 * doc/md.texi: Update documentation.
4211 2005-07-11 Richard Henderson <rth@redhat.com>
4213 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
4214 build_va_arg_indirect_ref.
4215 (alpha_gimplify_va_arg): Likewise.
4216 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
4217 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
4218 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
4219 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
4220 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
4221 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
4223 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
4225 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4227 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
4228 * passes.c (init_optimization_passes): Add pass_empty_loop.
4229 * tree-pass.h (pass_empty_loop): Declare.
4230 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
4231 try_remove_empty_loop, remove_empty_loops): New functions.
4232 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
4233 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
4235 2005-07-12 Peter Barada <peter@the-baradas.com>
4239 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
4240 in address registers.
4241 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
4242 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
4243 alternative of addsi3_5200.
4245 2005-07-11 Ian Lance Taylor <ian@airs.com>
4247 * config/mips/mips.md (ffs<mode>2): Remove.
4249 2005-07-11 Ian Lance Taylor <ian@airs.com>
4251 * doc/tree-ssa.texi (Cleanups): Improve description of
4253 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
4255 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
4257 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
4258 * tree.h (DECL_ARGUMENT_FLD): New macro.
4260 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
4262 Fix PR tree-optimization/22404
4264 * tree-ssa-structalias.c (create_variable_info_for): Use
4267 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
4269 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
4270 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
4271 for second comparison operand.
4272 * config/bfin/predicates.md (reg_or_const_int_operand): New.
4274 * config/bfin/bfin.md (define_attr "type"): Add "sync".
4275 (define_insn_reservation "alu"): Likewise.
4276 (csync, ssync): Now of type sync.
4277 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
4278 -mcsync-anomaly -mspecld-anomaly.
4279 * config/bfin/bfin.opt (mcsync): Remove.
4280 (mcsync-anomaly, mspecld-anomaly): Add.
4281 * config/bfin/bfin.c: Include "insn-codes.h".
4282 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
4283 (TARGET_DEFAULT_TARGET_FLAGS): New.
4284 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
4286 2005-07-11 Steven Bosscher <stevenb@suse.de>
4288 * basic-block.h: Give the BB flags enum a name, bb_flags.
4289 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
4290 * cfgcleanup.c (enum bb_flags): Remove here.
4291 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
4292 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
4293 (update_forwarder_flag): Likewise.
4294 (thread_jump): Likewise.
4295 (try_forward_edges): Likewise.
4296 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
4297 forwarder flags. Don't clear bb->aux for all basic blocks. Only
4298 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
4300 2005-07-11 Richard Guenther <rguenther@suse.de>
4302 * config/i386/i386.opt: New target option -msseregparm.
4303 * config/i386/i386.c (override_options): Error out for
4304 -msseregparm but no SSE support.
4305 (ix86_function_sseregparm): Check for global sseregparm.
4306 * doc/invoke.texi: Document -msseregparm.
4308 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4310 * config.gcc (m32r-*-linux*): Use the default extra_parts.
4311 (m32rle-*-linux*): Ditto.
4313 2005-07-11 Jakub Jelinek <jakub@redhat.com>
4315 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
4316 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
4319 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4323 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
4324 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
4326 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
4328 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
4329 (varmap): Heapify varmap.
4330 (constraints): Heapify constraints.
4331 (struct constraint_graph): Heapify succs and preds.
4332 (constraint_vec_find): Update for heapification.
4333 (constraint_set_union): Ditto.
4334 (insert_into_complex): Ditto.
4335 (constraint_edge_vec_find): Ditto.
4336 (erase_graph_self_edge): Ditto.
4337 (add_graph_edge): Ditto.
4338 (get_graph_weights): Ditto.
4339 (merge_graph_nodes): Ditto.
4340 (build_constraint_graph): Ditto.
4341 (topo_visit): Ditto.
4342 (solve_graph): Ditto.
4343 (create_variable_info_for): Ditto.
4344 (init_base_vars): Ditto.
4345 (delete_points_to_sets): Free graph, varmap, and complex constraints.
4346 (condese_varmap_nodes): Free complex vector.
4347 (clear_edges_for_node): Clear succs and preds vector.
4349 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
4351 * tree-ssa-structalias.c (update_alias_info): Change counting of
4352 references to not include vdefs.
4354 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
4356 * tree-ssa-alias.c (free_used_part_map): Add missing free.
4359 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4361 * pa.c (pa_commutative_p): Make PLUS commutative when
4362 TARGET_NO_SPACE_REGS is true.
4364 2005-07-09 Diego Novillo <dnovillo@redhat.com>
4366 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
4367 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
4368 * tree-dfa.c (dump_subvars_for): New.
4369 (debug_subvars_for): New.
4370 (dump_variable): Show subvariables if VAR has them.
4371 * tree-flow-inline.h (get_subvar_at): New.
4372 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
4373 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
4375 (struct subvar): Change fields offset and size to unsigned
4377 (dump_subvars_for): Declare.
4378 (debug_subvars_for): Declare.
4379 (get_subvar_at): Declare.
4380 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
4381 to unsigned HOST_WIDE_INT *.
4382 (overlap_subvar): Likewise.
4383 * tree-gimple.c (is_gimple_reg): Always return false for
4384 SFTs and memory tags.
4385 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
4387 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
4388 (compute_may_aliases): Call compute_points_to_sets.
4389 (collect_points_to_info_for): Remove.
4390 (compute_points_to_and_addr_escape): Remove.
4391 (delete_alias_info): Call delete_points_to_sets.
4392 (compute_flow_sensitive_aliasing): If the call to
4393 find_what_p_points_to returns false, call set_pt_anything.
4394 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
4395 (set_pt_anything): Clear pi->pt_vars.
4396 (set_pt_malloc): Remove.
4397 (merge_pointed_to_info): Remove.
4398 (add_pointed_to_expr): Remove.
4399 (add_pointed_to_var): Remove.
4400 (collect_points_to_info_r): Remove.
4401 (is_escape_site): Make extern.
4403 (create_overlap_variables_for): Call it.
4404 * tree-ssa-copy.c (merge_alias_info): Never merge
4405 flow-sensitive alias information.
4406 * tree-ssa-operands.c (get_expr_operands): Adjust variables
4407 offset and size to be unsigned HOST_WIDE_INT.
4408 (add_to_addressable_set): Rename from note_addressable.
4409 Set TREE_ADDRESSABLE as the variables are added to the set.
4411 (add_stmt_operand): Do not try to micro-optimize unmodifiable
4412 operands into VUSEs when adding V_MAY_DEFs for members in an
4414 * tree-ssa-operands.h (add_to_addressable_set): Declare.
4415 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
4416 (struct variable_info): Add bitfield is_heap_var.
4417 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
4418 (new_var_info): Initialize is_heap_var.
4419 (get_constraint_for): Add HEAP variables to the symbol table.
4420 Mark them with is_heap_var.
4421 (update_alias_info): New. Taken mostly from the old
4422 compute_points_to_and_addr_escape.
4423 (handle_ptr_arith): New.
4424 (find_func_aliases): Call update_alias_info.
4425 Call handle_ptr_info for tcc_binary expressions.
4426 Call mark_stmt_modified.
4427 (create_variable_info_for): If DECL has subvars, do not create
4428 variables for its subvars. Always add all the fields.
4429 (set_uids_in_ptset): If the solution includes ANYOFFSET and
4430 SFTs, then add all the SFTs of the structure.
4431 If VI->DECL is an aggregate with subvariables, add the SFT at
4433 (find_what_p_points_to): If VI is an artificial variable,
4434 translate to bitfields in SSA_NAME_PTR_INFO.
4435 If the solution is empty, set pi->pt_vars to NULL
4436 (init_base_vars): Create ANYOFFSET.
4437 (compute_points_to_sets): Rename from create_alias_vars.
4439 (pass_build_pta): Remove.
4440 (delete_points_to_sets): Rename from delete_alias_vars.
4441 (pass_del_pta): Remove.
4442 * tree-ssa-structalias.h (struct alias_info): Move from
4444 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
4445 NUM_REFERENCES_SET): Likewise.
4446 (compute_points_to_sets, delete_points_to_sets): Declare.
4448 2005-07-09 Richard Henderson <rth@redhat.com>
4450 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
4451 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
4452 alpha_split_lock_test_and_set_12): New functions.
4453 * config/alpha/alpha-protos.h: Update.
4454 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
4455 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
4456 * config/alpha/sync.md (I12MODE): New.
4457 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
4458 (sync_<fetchop_name><I48MODE>): Likewise.
4459 (sync_nand<I48MODE>): Likewise.
4460 (sync_old_<fetchop_name><I48MODE>): Likewise.
4461 (sync_new_<fetchop_name><I48MODE>): Likewise.
4462 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
4463 (sync_compare_and_swap<I48MODE>): Likewise.
4464 (sync_lock_test_and_set<I48MODE>): Likewise.
4465 (sync_compare_and_swap<I12MODE>): New.
4466 (sync_compare_and_swap<I12MODE>_1): New.
4467 (sync_lock_test_and_set<I12MODE>): New.
4468 (sync_lock_test_and_set<I12MODE>_1): New.
4470 2005-07-09 Diego Novillo <dnovillo@redhat.com>
4474 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
4476 2005-07-09 Jakub Jelinek <jakub@redhat.com>
4478 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
4479 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
4481 2005-07-09 Richard SAndiford <richard@codesourcery.com>
4484 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
4486 2005-07-08 David Edelsohn <edelsohn@gnu.org>
4488 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
4489 memory_operand constraint.
4490 (store_conditional_<mode>): Same.
4491 (sync_compare_and_swap<mode>): Same.
4492 (sync_lock_test_and_set<mode>): Same.
4494 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
4496 Rewrite PIC support to more closely model actual instructions.
4497 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
4498 (cris_symbol): Remove prototypes for removed functions.
4499 (cris_pic_symbol_type_of, cris_valid_pic_const)
4500 (cris_expand_pic_call_address): Prototypes for new functions.
4501 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
4503 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
4505 <case ':'>: Add case for new punctuation character.
4506 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
4507 emitting (extra) PIC modifier.
4508 <case UNSPEC>: Do not assert for PLT.
4509 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
4510 (cris_expand_prologue, cris_expand_epilogue): Check
4511 for pic_offset_table_rtx usage instead of taking
4512 current_function_uses_pic_offset_table as the final word.
4513 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
4514 Remove flag_pic difference.
4515 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
4516 the moral equivalents of...
4517 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
4519 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
4520 (cris_handle_option): Mark ARG as unused.
4521 (cris_expand_pic_call_address): New worker function for "call",
4523 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
4524 output PIC constructs here.
4525 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
4526 as symbol-specific modifers, not whole or part of operands.
4527 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
4528 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
4529 constants and flag_pic.
4530 (CONSTANT_INDEX_P): Adjust for new functions.
4531 (enum cris_pic_symbol_type): New helper type.
4532 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
4533 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
4534 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
4536 ("movsi"): Emit actual instructions for GOT and relative access.
4537 ("*movsi_got_load"): New pattern to set up the register holding
4539 ("*movsi_internal"): Operand 1 is not a plain general_operand.
4540 Adjust FIXME for 'S'.
4541 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
4542 Use "movs" for -fpic cases.
4543 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
4544 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
4545 ("call", "call_value"): Just call cris_expand_pic_call_address for
4547 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
4548 Remove special pattern.
4549 ("*expanded_call_side", "*expanded_call_value_side"): New
4551 (gotplt-to-plt, gotplt-to-plt-side-call)
4552 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
4554 * config/cris/cris/predicates.md
4555 ("cris_general_operand_or_gotless_symbol"): Remove unused
4557 ("cris_general_operand_or_symbol"): Adjust for new functions.
4559 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
4561 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
4563 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
4565 * Makefile.in (TREE_H): Add treestruct.def.
4566 (c-decl.o): Add pointer-set.h
4567 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
4568 visibility on regular DECL's.
4569 (merge_decls): Fix the copying of decl nodes of various types for
4570 the new structures. Don't update RTL, section name, weak status,
4571 etc, on DECL's without RTL.
4572 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
4573 Don't check volatile on non-variable types.
4574 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
4575 to check whether we have seen arguments.
4576 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
4577 flag is checked before field (flag is common, field is not).
4578 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
4579 TS_DECL_COMMON could have an origin.
4580 (add_location_or_const_value_attribute): Don't check section name
4581 on non-var/function decls.
4582 (dwarf2out_var_location): Reverse order of tests.
4583 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
4584 with DECL_WRTL_CHECK.
4585 * expmed.c (make_tree): rtl is now in decl_with_rtl.
4586 * fold-const.c (fold_binary): Don't check weakness on
4587 non-var/function decls.
4588 (tree_expr_nonzero_p): Ditto.
4589 (fold_checksum_tree): Use tree_decl_extra as sizeof
4591 * ggc-page.c (extra_order_size_table): Add sizes for
4592 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
4594 * gimplify.c (gimplify_bind_expr): Only set
4595 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
4596 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
4598 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
4599 * langhooks.h (init_ts). New langhook.
4600 * passes.c (rest_of_decl_compilation): Reverse order of tests.
4601 * print-tree.c (print_node): Update to only print fields that
4602 exist in the structures the passed decl has.
4603 * toplev.c (wrapup_global_declarations): Don't reset
4604 DECL_DEFER_OUTPUT on DECL's that don't contain it.
4605 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
4606 * tree-inline.c (remap_decl): Ditto.
4607 * tree-outof-ssa.c (create_temp): Reverse order of tests.
4608 * tree-pretty-print.c (print_declaration): Don't print
4609 DECL_REGISTER on things that don't contain it.
4610 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
4611 non-var/function decls.
4612 * tree.c (tree_contains_struct): New structure.
4613 (init_priority_for_decl): New hashtable.
4614 (tree_int_map): New structure.
4615 (tree_int_map_eq): New function.
4616 (tree_int_map_marked_p): Ditto.
4617 (tree_int_map_hash): Ditto.
4618 (tree_map): Move to tree.h.
4619 (tree_map_eq): Externalize.
4620 (tree_map_hash): Ditto.
4621 (tree_map_marked_p): Ditto.
4622 (init_ttree): Set up tree_contains_struct and call langhook.
4623 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
4624 (tree_code_size): Update for new structures.
4625 (tree_node_structure): Update for new structures.
4626 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
4628 (copy_node_stat): Copy init priority.
4629 (build_decl_stat): Ditto for visibility.
4630 (ts_enum_names): New.
4631 (tree_contains_struct_check_failed): New function.
4632 (decl_init_priority_lookup): Ditto.
4633 (decl_init_priority_insert): Ditto.
4634 * treestruct.def: New file.
4635 * tree.h (CODE_CONTAINS_STRUCT): New macro.
4636 (CONTAINS_STRUCT_CHECK): Ditto.
4637 (tree_contains_struct_check_failed): New prototype.
4638 (DECL_CHECK): Removed.
4639 (DECL_MINIMAL_CHECK): New.
4640 (DECL_COMMON_CHECK): Ditto.
4641 (DECL_WRTL_CHECK): Ditto.
4642 (DECL_NON_COMMON_CHECK): Ditto.
4643 (DECL_WITH_VIS_CHECK): Ditto.
4644 (VAR_OR_FUNCTION_DECL_P): Ditto
4645 (struct tree_decl_minimal): New structure.
4646 (struct tree_decl_common): Ditto.
4647 (struct tree_decl_with_rtl): Ditto.
4648 (struct tree_decl_with_vis): Ditto.
4649 (struct tree_decl_non_common): Ditto.
4650 (struct tree_field_decl): Ditto.
4651 (struct tree_parm_decl): Ditto.
4652 (struct tree_var_decl): Ditto.
4653 (struct tree_function_decl): Ditto.
4654 (struct tree_const_decl): Ditto.
4655 (struct tree_result_decl): Ditto.
4656 (union tree_node): Add new structures.
4657 * var-tracking.c (track_expr_p): Reverse order of tests.
4659 * doc/c-tree.texi: Add documentation on DECL node internal structure.
4661 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
4663 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
4664 * system.h: Poison FINALIZE_PIC.
4665 * doc/tm.texi (FINALIZE_PIC): Remove.
4667 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
4670 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
4671 to the correct type if we have a MODIFY_EXPR.
4673 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
4675 PR tree-optimization/22360
4676 * tree.c (upper_bound_in_type): Fix calculations for casting
4677 to a non-wider signed type and casting a signed value to a
4678 wider unsigned type.
4679 (lower_bound_in_type): Fix calculations for casting to a
4680 non-wider signed type.
4682 PR tree-optimization/20139
4683 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
4685 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
4686 fold_cond_expr_cond.
4687 * tree-ssanames.c (release_defs): Assert in_ssa_p.
4688 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
4690 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
4693 * tree-complex.c (expand_complex_libcall): Produce
4694 REALPART_EXPR/IMAGPART_EXPR with the correct type.
4696 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
4698 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
4699 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
4700 b" assert and inserted fastpath code for this case.
4701 (bitmap_ior): Removed "a != b" assert.
4703 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4705 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
4706 (ENDFILE_SPEC): Likewise.
4707 * config/m32r/m32r.h (ASM_SPEC): Likewise.
4709 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
4710 a large stack frame at epilogue.
4712 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
4714 * final.c: Include sdbout.h when required.
4716 2005-07-07 Geoffrey Keating <geoffk@apple.com>
4718 * config.gcc (*-*-darwin*): Only one target-specific header file
4720 (powerpc-*-darwin*): Add version-specific header files.
4721 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
4722 * config.in: Regenerate.
4723 * configure: Regenerate.
4724 * gcc.c: Include xregex.h.
4725 (version_compare_spec_function): New.
4726 (spec_function): Add version-compare.
4727 (replace_outfile_spec_function): Reformat comment.
4728 (compare_version_strings): New.
4729 * config/darwin-c.c (version_as_macro): New.
4730 (builtin_define): New.
4731 (darwin_cpp_builtins): New.
4732 * config/darwin-protos.h (darwin_cpp_builtins): New.
4733 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
4734 (LIB_SPEC): Make unconditional, update comment.
4735 (TARGET_C99_FUNCTIONS): Define.
4736 * config/darwin.opt: Sort.
4737 (mmacosx-version-min=): New.
4738 * config/darwin7.h: Delete.
4739 * config/darwin8.h: Delete.
4740 * config/i386/darwin.h (): Call darwin_cpp_builtins.
4741 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
4742 (TARGET_C99_FUNCTIONS): Define.
4743 * config/rs6000/darwin7.h: New.
4744 * config/rs6000/darwin8.h: New.
4745 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
4746 (-mmacosx-version-min): Document.
4748 2005-07-07 Ian Lance Taylor <ian@airs.com>
4750 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
4752 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
4755 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
4757 2005-07-07 Khem Raj <kraj@mvista.com>
4759 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
4760 in bytes, not words.
4762 2005-07-07 Paul Brook <paul@codesourcery.com>
4764 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
4765 DEFAULT_FUNCTION_ARG_PADDING to upward.
4767 2005-07-07 Richard Henderson <rth@redhat.com>
4769 * function.c (locate_and_pad_parm): Record parameter alignment in
4770 stack_alignment_needed.
4772 2005-07-07 David Edelsohn <edelsohn@gnu.org>
4774 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
4775 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
4776 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
4777 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
4778 (define_attr "type"): Add isync, sync, load_l, store_c.
4779 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
4780 Create scratch volatile MEM.
4781 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
4783 (load_locked_<mode>): New.
4784 (store_conditional_<mode>): New.
4785 (sync_compare_and_swap<mode>): Replace with splitter.
4786 (sync_lock_test_and_set<mode>): Replace with splitter.
4787 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
4789 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
4790 is ics. Attribute isync.
4791 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
4793 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
4794 and UNSPECV_SYNC_OP.
4795 (emit_unlikely_jump): New.
4796 (emit_load_locked): New.
4797 (emit_store_conditional): New.
4798 (rs6000_split_compare_and_swap): New.
4799 (rs6000_split_lock_test_and_set): New.
4800 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
4801 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
4802 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
4803 rs6000_split_lock_test_and_set): Declare.
4804 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
4805 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
4806 store_c, isync, sync.
4808 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
4810 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
4811 filenames to gtyp-gen.h.
4812 (s-typ-gen): Use it in place of for loops.
4814 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
4816 * hooks.c (hook_bool_rtx_int_false): New function.
4817 * hooks.h (hook_bool_rtx_int_false): Declare.
4818 * target-def.h (TARGET_COMMUTATIVE_P): Define.
4819 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
4820 * target.h (struct gcc_target): Add commutative_p member.
4821 * targhooks.c (hook_bool_rtx_commutative_p): New function.
4822 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
4823 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
4824 (pa_commutative_p): New function.
4825 * jump.c (target.h): Include.
4826 (rtx_renumbered_equal_p): Use targetm.commutative_p.
4827 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
4829 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
4831 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
4832 (s390_expand_setmem): New.
4833 * config/s390/s390.c: Likewise.
4834 (print_shift_count_operand): Truncate to 12 bits instead of 6.
4836 * config/s390/s390.md: ("setmem<mode>"): Accept character as
4837 general_operand. Call new function "s390_expand_setmem".
4838 ("clrmem_long", "*clrmem_long"): Rewrite to ...
4839 ("setmem_long", "*setmem_long"): ... this.
4841 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
4843 * config/s390/s390.c: (optimization_options): Enable
4844 TARGET_MVCLE at -Os.
4845 * doc/invoke.texi: Document changes in default behaviour.
4846 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
4848 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
4850 * expr.c: (set_storage_via_setmem): Convert opchar to mode
4851 defined by back-end.
4853 2005-07-07 Jakub Jelinek <jakub@redhat.com>
4855 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
4856 all sets in the pattern.
4857 * config/rs6000/rs6000.md (stack_protect_testsi,
4858 stack_protect_testdi): Likewise.
4860 2005-07-06 Jeff Law <law@redhat.com>
4862 * tree-vrp.c (simplify_using_ranges): Kill.
4863 (vrp_finalize): Remove call to simplify_using_ranges.
4864 (simplify_stmt_using_ranges): New function extracted from
4865 simplify_using_ranges.
4866 (simplify_div_or_mod_using_ranges): Likewise.
4867 (simplify_abs_using_ranges): Likewise.
4868 (simplify_cond_using_ranges): New function.
4869 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
4870 * tree-ssa-propagate.c (substitute_and_fold): Call
4871 simplify_stmt_using_ranges if we have range information.
4873 2005-07-06 James E. Wilson <wilson@specifixinc.com>
4875 * config/ia64/ia64.c (ia64_reorg): Check optimize before
4876 ia64_flag_schedule_isns2.
4878 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
4879 reading/writing general registers.
4880 (ia64_function_arg): Revert 2005-06-18 change.
4882 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
4884 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
4885 (legitimize_tls_address): Use gcc_unreachable instead of abort.
4887 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
4889 * function.c (expand_function_end): Revert part of 2005-06-27
4890 patch. Do sjlj_emit_function_exit_after after return_label.
4892 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
4894 * doc/install.texi (--disable-libssp): New.
4896 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
4898 * doc/invoke.texi: Update -fforce-mem documentation.
4899 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
4900 code for -fforce-mem.
4901 * expmed.c: (store_bit_field,store_fixed_bit_field,
4902 extract_bit_field): Ditto.
4903 * expr.c: (convert_move): Ditto.
4904 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
4905 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
4906 emit_conditional_add,expand_float,expand_fix): Ditto.
4907 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
4908 (common_handle_option): Issue warning when -fforce-mem specified.
4910 2005-07-06 Paul Brook <paul@codesourcery.com>
4912 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
4914 * configure: Regenerate.
4916 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
4918 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
4920 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
4922 Fix PR tree-optimization/22319
4923 Fix PR tree-optimization/22140
4924 Fix PR tree-optimization/22310
4926 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
4927 variable sized types.
4928 Use correct type for intermediate structure on *a = *b structure
4931 2005-07-06 Jakub Jelinek <jakub@redhat.com>
4933 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
4935 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
4936 (machine_function): Move typedef to...
4937 * config/rs6000/rs6000.c (machine_function): ... here. Add
4938 varargs_save_offset field.
4939 (rs6000_stack_t): Remove varargs_size field.
4940 (setup_incoming_varargs): Allocate varargs save area using
4941 assign_stack_local, try to make it as small as possible.
4942 Save offset from virtual_stack_vars_rtx to the save area
4943 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
4944 instead of magic 8 when fp word byte size is used.
4945 (rs6000_va_start): Use cfun->machine->varargs_save_offset
4946 instead of -RS6000_VARARGS_SIZE.
4947 (rs6000_stack_info, debug_stack_info,
4948 rs6000_initial_elimination_offset): Remove all traces of
4950 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
4951 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
4952 RS6000_VARARGS_AREA.
4954 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
4956 PR tree-optimization/21963
4957 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
4958 constant_multiple_of in the same way get_computation_cost_at does.
4960 2005-07-06 Jakub Jelinek <jakub@redhat.com>
4962 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
4963 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
4964 (gen_compare_reg): If sparc_compare_emitted is set, clear it
4965 and return its previous value.
4966 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
4967 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
4969 (stack_protect_set, stack_protect_test): New expanders.
4970 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
4971 stack_protect_testdi): New insns.
4972 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
4973 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
4975 2005-07-06 Jeff Law <law@redhat.com>
4977 * tree-ssa-dce.c (cfg_altered): New global.
4978 (tree_dce_init): Initialize cfg_altered.
4979 (remove_dead_stmt): If we remove an edge in the CFG, then set
4981 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
4984 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
4986 * Makefile.in (stamp-collect-ld): Use
4987 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
4988 ./collect-ld if it already exists.
4989 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
4990 Don't remove ./nm if it already exists.
4992 2005-07-05 Devang Patel <dpatel@apple.com>
4994 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
4995 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
4996 * tree-vectorizer.c (vect_loop_location): New.
4997 (vect_print_dump_info): Use vect_loop_location.
4998 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
4999 (vectorize_loops): Set vect_loop_location.
5000 * tree-vect-analyze.c (vect_analyze_offset_expr,
5001 vect_determin_vectorization_factor, vect_analyze_operations,
5002 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
5003 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
5004 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
5005 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
5006 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
5007 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
5008 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
5009 vect_analyze_loop): Adjust vect_print_dump_info API.
5010 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
5011 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
5012 vect_finish_stmt_generation, vectorizable_assignment,
5013 vectorizable_operation, vectorizable_store, vectorizable_load,
5014 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
5015 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
5016 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
5017 vect_transform_loop): Same.
5018 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
5019 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
5022 2005-07-05 Randolph Chung <tausq@debian.org>
5024 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
5025 * configure: Regenerate.
5026 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
5027 (pa_tls_referenced_p): Declare.
5028 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
5029 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
5030 (legitimize_tls_address): New.
5031 (hppa_legitimize_address): Handle TLS addresses.
5032 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
5033 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
5034 (emit_move_sequence): Handle TLS addresses.
5035 (pa_encode_section_info): Call default handler to handle common
5037 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
5038 (CONSTANT_ADDRESS_P): Reject TLS operands.
5039 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
5040 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
5041 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
5042 (UNSPEC_TLSLE): Define new constants.
5043 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
5044 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
5045 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
5046 (tie_symbolic_operand, tle_symbolic_operand): New
5048 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
5050 * aclocal.m4: Update macros for autoconf 2.59 style.
5051 * configure.ac: Likewise.
5053 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5055 * pa.c (function_value): Handle small aggregates on 32-bit targets.
5056 (function_arg): Pass small aggregates in general registers on 32-bit
5058 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
5060 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
5062 * Makefile.in (final.o): Fix dependencies.
5064 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
5068 * langhooks.h (struct lang_hooks): Add expr_to_decl.
5069 * langhooks.c (lhd_expr_to_decl): New.
5070 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
5072 (LANG_HOOKS_INITIALIZER): Update.
5073 * tree.c (recompute_tree_invarant_for_addr_expr): Call
5074 expr_to_decl langhook.
5075 * c-tree.h (c_expr_to_decl): Declare.
5076 * c-typeck.c (c_expr_to_decl): New.
5077 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
5079 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
5081 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
5084 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
5085 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
5087 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
5089 * Makefile.in: Adjust dependencies.
5090 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
5091 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
5092 * alias.c (rest_of_handle_cfg, pass_cfg): New.
5093 * bb-reorder.c (duplicate_computed_gotos): Make it static.
5094 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
5095 rest_of_compilation.
5097 * bb-reorder.c (gate_duplicate_computed_gotos,
5098 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
5099 rest_of_handle_reorder_blocks, pass_reorder_blocks,
5100 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
5101 pass_partition_blocks): New.
5102 * bt-load.c (gate_handle_branch_target_load_optimize,
5103 rest_of_handle_branch_target_load_optimize,
5104 pass_branch_target_load_optimize): New.
5105 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
5107 * cfglayout.c (pass_insn_locators_initialize): New.
5108 * cfgrtl.c (pass_free_cfg): New.
5109 * combine.c (gate_handle_combine, rest_of_handle_combine,
5111 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
5112 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
5113 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
5114 * except.c (pass_set_nothrow_function_flags,
5115 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
5117 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
5118 rest_of_handle_shorten_branches, pass_shorten_branches,
5119 rest_of_clean_state, pass_clean_state): New.
5120 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
5121 rest_of_handle_remove_death_notes, pass_remove_death_notes,
5122 rest_of_handle_life, pass_life, rest_of_handle_flow2,
5124 * function.c (pass_instantiate_virtual_regs, pass_init_function,
5125 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
5126 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
5127 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
5129 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
5130 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
5131 pass_rtl_ifcvt, gate_handle_if_after_combine,
5132 rest_of_handle_if_after_combine, pass_if_after_combine,
5133 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
5134 pass_if_after_reload): New.
5135 * integrate.c (pass_initial_value_sets): New.
5136 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
5137 pass_purge_lineno_notes): New.
5138 * mode-switching.c (rest_of_handle_mode_switching,
5139 pass_mode_switching): New.
5140 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
5141 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
5143 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
5144 pass_loop_optimize): New.
5145 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
5147 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
5149 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
5150 pass_postreload_cse): New.
5151 * profile.c (gate_handle_profiling, pass_profiling,
5152 rest_of_handle_branch_prob, pass_branch_prob): New.
5153 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
5154 pass_split_before_regstack, gate_handle_split_before_regstack,
5155 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
5156 rest_of_handle_split_all_insns, pass_split_all_insns): New.
5157 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
5158 pass_stack_regs): New.
5159 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
5160 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
5161 pass_stack_adjustments): New.
5162 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
5163 pass_regrename): New.
5164 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
5165 pass_delay_slots, gate_handle_machine_reorg,
5166 rest_of_handle_machine_reorg, pass_machine_reorg): New.
5167 * rtl.h (extern void purge_line_number_notes): New.
5168 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
5169 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
5171 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
5173 * value-prof.c (gate_handle_value_profile_transformations,
5174 rest_of_handle_value_profile_transformations,
5175 pass_value_profile_transformations): New.
5176 * var-tracking.c (gate_handle_var_tracking,
5177 pass_variable_tracking): New.
5178 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
5180 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
5181 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
5182 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
5183 rest_of_handle_old_regalloc, rest_of_handle_regrename,
5184 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
5185 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
5186 rest_of_handle_gcse2, rest_of_handle_regmove,
5187 rest_of_handle_tracer, rest_of_handle_if_conversion,
5188 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
5189 rest_of_handle_web, rest_of_handle_branch_prob,
5190 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
5191 rest_of_handle_jump_bypass, rest_of_handle_combine,
5192 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
5193 rest_of_handle_gcse, rest_of_handle_loop_optimize,
5194 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
5195 rest_of_handle_mode_switching, rest_of_handle_jump,
5196 rest_of_handle_eh, rest_of_handle_stack_adjustments,
5197 rest_of_handle_flow2, rest_of_handle_jump2,
5198 rest_of_handle_peephole2, rest_of_handle_postreload,
5199 rest_of_handle_shorten_branches, rest_of_clean_state,
5200 rest_of_compilation): Remove.
5202 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
5203 * passes.c (dump_flags, in_gimple_form, all_passes,
5204 all_ipa_passes, all_lowering_passes, register_one_dump_file,
5205 register_dump_files, next_pass_1, last_verified, execute_todo,
5206 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
5207 from tree-optimize.c.
5208 (init_optimization_passes): Moved from tree-optimize.c,
5209 adding the RTL optimizations.
5210 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
5211 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
5212 all_ipa_passes, all_lowering_passes, register_one_dump_file,
5213 register_dump_files, next_pass_1, last_verified, execute_todo,
5214 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
5215 init_tree_optimization_passes, ipa_passes): Delete.
5216 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
5218 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
5219 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
5221 (ipa_passes): Remove.
5222 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
5223 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
5224 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
5225 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
5226 (dump_info_p, dump_flag): Moved to tree-dump.h.
5228 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
5230 * passes.c (finish_optimization_passes): Use dump_begin
5231 and dump_end, TDI_end.
5232 (gate_rest_of_compilation): New.
5233 (pass_rest_of_compilation): Use it.
5234 (gate_postreload, pass_postreload): New.
5235 * toplev.c (general_init): Rename init_tree_optimization_passes.
5236 * toplev.h (init_tree_optimization_passes): Rename to
5237 init_optimizations_passes.
5238 * tree-dump.c (dump_flag): Make static.
5239 (dump_files): Remove RTL dumps.
5240 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
5241 pass_cleanup_cfg, pass_free_cfg_annotations,
5242 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
5243 pass_init_datastructures, pass_fixup_cfg): Make non-static.
5244 * tree-pretty-print.c: Include tree-pass.h.
5245 * cgraph.c: Include tree-dump.h.
5247 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
5249 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
5250 Only fall back to saying it points to readonly memory if
5253 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5255 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
5256 * config/m32r/m32r.c (m32r_compute_frame_size,
5257 m32r_expand_prologue): Take current_function_profile into
5258 account whenever we reference
5259 current_function_uses_pic_offset_table.
5260 (m32r_finalize_pic): Remove.
5261 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
5263 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
5265 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
5266 instead of $<. Don't remove ./as if it already exists.
5268 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5271 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
5272 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
5273 for complex modes when generating code for PA 1.0.
5274 (VALID_FP_MODE_P): New macro.
5275 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
5276 sets for all general and floating point modes. Align wide floating
5277 point modes to even register boundaries to comply with architectural
5279 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
5280 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
5281 (VALID_FP_MODE_P): New macro.
5282 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
5283 sets for all general and floating point modes. Align wide floating
5284 point modes to even register boundaries to comply with architectural
5287 2005-07-04 Diego Novillo <dnovillo@redhat.com>
5289 * tree-dump.c (dump_files): Initialize dump number for .cgraph
5292 2005-07-04 Diego Novillo <dnovillo@redhat.com>
5294 * tree-ssa-structalias.c: Don't include expr.h.
5296 2005-07-04 Diego Novillo <dnovillo@redhat.com>
5298 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
5301 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
5303 Fix PR tree-optimization/22279
5305 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
5308 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
5310 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
5312 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
5314 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
5315 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
5316 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
5317 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
5318 config/stormy16/stormy16.c, config/v850/v850.c,
5319 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
5320 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
5321 Avoid "." or "\n" at end of diagnostics and capital letters at
5322 start of diagnostics.
5323 * combine.c, cse.c: Don't translate dump file output.
5324 * toplev.c (print_version): Only translate output if going to
5327 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
5329 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
5330 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
5333 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5335 * pa.c (fix_range): Fix typo in comment.
5337 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
5339 * tree-vrp.c (extract_range_from_assert): Replace
5340 fold (build (...)) with fold_build2.
5342 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5344 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
5345 gcc_gfc_char_table, init_dynamic_gfc_info): New.
5346 (format_types_orig, handle_format_attribute): Add support for
5349 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
5351 * varasm.c (assemble_variable): Fix format specifier thinko.
5353 2005-07-03 Ira Rosen <irar@il.ibm.com>
5355 PR tree-optimization/22029 (and 22135)
5356 * tree-pretty-print.c (dump_generic_node): Check that the node is not
5357 a phi node before calling dump_vops.
5359 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
5361 * tree-dump.h (dump_string_field): Declare.
5362 * tree-dump.c: Use it instead of dump_string.
5363 (dump_string_field): Make non-static.
5365 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
5367 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
5368 up the minimal CFG stuff always when optimize > 0. Call
5369 split_all_insns_noflow in PIC case if needed.
5371 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
5372 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
5375 * c-decl.c (c_write_global_declarations): Dump contents of
5377 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
5378 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
5379 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
5380 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
5383 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
5385 * c-common.h (GCC_DIAG_STYLE): Define.
5386 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
5387 version for format checking to 4.1.
5388 * c-format.c: Include toplev.h after c-common.h.
5389 (enum format_type): Add gcc_tdiag_format_type.
5390 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
5391 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
5392 (format_types_orig): Add gcc_tdiag.
5393 (init_dynamic_diag_info): Support gcc_tdiag formats.
5394 (handle_format_attribute): Likewise.
5395 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
5396 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
5397 version for format checking to 4.1.
5398 (warning0, warning, error, pedwarn, sorry): Use
5400 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
5401 (finish_aliases_1): Do not use %qE.
5402 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
5403 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
5404 Correct format bugs.
5405 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
5406 parameter to unsigned HOST_WIDE_INT.
5407 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
5409 2005-07-02 David Edelsohn <edelsohn@gnu.org>
5412 * expr.c (write_complex_part): Use adjust_address for MEM.
5413 (read_complex_part): Same.
5415 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
5417 Fix PR tree-optimization/22280
5419 * tree-sra.c (generate_element_init): Remove useless loop.
5421 2005-07-02 Richard Henderson <rth@redhat.com>
5423 * config/alpha/alpha.c (alpha_legitimize_address): Check for
5425 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
5427 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
5430 * fold-const.c (fold_binary): Handle the return value of
5431 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
5432 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
5434 2005-07-02 Jeff Law <law@redhat.com>
5436 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
5437 a eliminate type conversion which feeds an equality comparison
5438 if the original type or either operand in the comparison is a
5441 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
5443 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
5444 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
5446 * config/avr/avr.c: Do not use '`' as left quote.
5447 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
5448 Remove "." from end of diagnostics. Make diagnostics start with
5451 2005-07-02 Zack Weinberg <zack@codesourcery.com>
5452 Joseph S. Myers <joseph@codesourcery.com>
5454 * toplev.c (default_tree_printer): Handle setting location with
5456 * c-objc.common.c (c_tree_printer): Likewise.
5457 * c-format.c (gcc_diag_flag_specs): Add '+'.
5458 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
5459 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
5461 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
5462 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
5463 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
5464 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
5465 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
5466 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
5467 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
5468 format arguments where %J is used without %D.
5470 2005-07-02 Jakub Jelinek <jakub@redhat.com>
5472 * gcc.c (LINK_SSP_SPEC): Define.
5473 (link_ssp_spec): New variable.
5474 (LINK_COMMAND_SPEC): Add %(link_ssp).
5475 (static_specs): Add link_ssp_spec.
5476 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
5477 * configure: Rebuilt.
5478 * config.in: Rebuilt.
5480 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
5481 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
5482 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
5483 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
5484 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
5485 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
5486 -0x7008(2) instead of reading __stack_chk_guard variable.
5487 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
5489 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
5490 (stack_protect_set, stack_protect_test): Use *_tls* patterns
5491 if TARGET_THREAD_SSP_OFFSET is defined.
5492 (stack_tls_protect_set_si, stack_tls_protect_set_di,
5493 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
5496 2005-06-27 Richard Henderson <rth@redhat.com>
5497 * libgcc-std.ver (GCC_4.1.0): New.
5498 * libgcc.h (__stack_chk_guard): Declare.
5499 (__stack_chk_fail, __stack_chk_fail_local): Declare.
5500 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
5501 * mklibgcc.in (lib2funcs): Add them.
5503 2005-07-01 Richard Henderson <rth@redhat.com>
5505 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
5506 void * before struct sigcontext *.
5507 (x86_fallback_frame_state): Likewise.
5509 2005-07-01 James E. Wilson <wilson@specifixinc.com>
5511 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
5513 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
5516 * tree-ssa-reassoc.c (should_transpose): Fix which operand
5517 we check for SSA_NAME for.
5519 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
5521 Fix PR tree-optimization/22071
5523 * tree-ssa-structalias.c (offset_overlaps_with_access): New
5525 (get_constraint_for_component_ref): Use it.
5527 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
5530 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
5531 print out the last new line.
5533 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
5535 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
5536 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
5537 * config/cris/cris.c (cris_conditional_register_usage): Adjust
5538 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
5539 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
5540 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
5541 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
5542 (enum reg_class): New member CC0_REGS.
5543 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
5544 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
5545 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
5546 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
5547 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
5548 Adjust for register now described.
5550 2005-07-01 Jakub Jelinek <jakub@redhat.com>
5553 * config/i386/i386.md (stack_protect_test_si,
5554 stack_protect_test_di): Add earlyclobber for scratch 3.
5555 * config/rs6000/rs6000.md (stack_protect_testsi,
5556 stack_protect_testdi): Add earlyclobber for scratch 3,
5557 remove earlyclobber from scratch 4.
5559 Older entries for 2005 can be found in ChangeLog-2005.