1 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
3 * arm.h (arm_stack_offsets): Add locals_base field.
4 * arm.c (arm_get_frame_offsets): Compute it.
5 (thumb_compute_initial_elimination offset): Make the Thumb frame
6 pointer point to the base of the local variables.
7 (thumb_expand_prologue): Update accordingly.
8 (thumb_expand_epilogue): Likewise.
10 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
11 mode of clobbered scratch to DImode. Handle a case that's known to
14 2005-08-19 David Edelsohn <edelsohn@gnu.org>
16 * config/rs6000/rs6000.md (gt0<mode>): Delete.
17 (gt0<mode>_compare): Delete.
18 (neg_gt0<mode>): Delete.
20 2005-08-19 Eric Christopher <echristo@apple.com>
22 * optabs.h: Change CTI_ to COI_.
25 2005-08-19 James E Wilson <wilson@specifix.com>
27 * builtins.c (expand_builtin_return_addr): Set
28 current_function_accesses_prior_frames when count != 0. Use
29 frame_pointer_rtx when count == 0.
30 * function.h (struct function): Add accesses_prior_frames field.
31 (current_function_accesses_prior_frames): Define.
32 * reload1.c (init_elim_table): Check
33 current_function_accesses_prior_frames.
34 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
36 2005-08-19 Diego Novillo <dnovillo@redhat.com>
38 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
39 indicator. Return true if the flowgraph changed during
42 2005-08-19 Diego Novillo <dnovillo@redhat.com>
45 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
46 conditional expression before testing its value.
48 2005-08-19 Diego Novillo <dnovillo@redhat.com>
50 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
52 2005-08-19 Devang Patel <dpatel@apple.com>
54 PR tree-optimization/23048
55 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
56 third parameter. Check whether latch is dominated by exit
58 (if_convertible_loop_p): Supply exit block itself to
61 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
64 * arm.md (arm_load_pic_register): Change argument to the mask of
65 saved registers. Call thumb_find_work_register if we need a
66 scratch register on Thumb.
67 (arm_expand_prologue): Pass empty register set to
68 arm_load_pic_register.
69 (thumb_expand_prologue): Pass live_regs_mask directly to
70 arm_load_pic_register.
71 * arm-protos.h (arm_load_pic_register): Update prototype.
73 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
75 * sh.c (find_sole_member): New function.
76 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
77 if the record's alignment is larger than the size of its only member.
79 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
82 * arm.c (thumb_legitimize_reload_address): New function.
83 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
84 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
86 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
88 * config/crx/crx.c: Implement crx_decompose_address. Reject
89 symbolic displacements since CRX register relative adressing
90 mode can't handle unsigned 32-bit values as displacements.
91 * config/crx/crx.h: Simplify definitions, remove redundant
92 parenthesis and obsolete macros.
93 * config/crx/crx.opt: Add new switch for debugging addresses.
94 * config/crx/crx-protos.h: Add new declarations for above.
96 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
99 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
102 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
104 * collect2.c (dup2): Delete.
105 * configure.ac: Don't check for dup2.
107 * config.in, configure: Regenerate.
109 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
111 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
112 record with the type of its only member.
114 2005-08-18 David Edelsohn <edelsohn@gnu.org>
116 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
117 define_insn_and_split.
118 (plus_ltu<mode>_compare): Same.
119 (gtu<mode>_compare): Same.
120 (plus_gtu<mode>_compare): Same.
122 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
124 PR tree-optimization/22228
125 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
127 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
128 are recorded in vect_vnames_to_rename for renaming.
129 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
130 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
131 in vect_vnames_to_rename.
132 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
133 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
135 2005-08-18 Jan Hubicka <jh@suse.cz>
138 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
139 info only for local statics, not for member variables.
141 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
143 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
145 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
147 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
149 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
152 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
154 2005-08-17 James E Wilson <wilson@specifix.com>
156 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
159 2005-08-17 David Edelsohn <edelsohn@gnu.org>
161 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
162 (leu<mode>_compare): Same.
163 (plus_leu<mode>): Same.
164 (neg_leu<mode>): Same.
165 (and_neg_leu<mode): Same.
166 (ltu<mode>_compare): Same.
167 (plus_ltu<mode>): Same.
169 (geu<mode>_compare): Same.
170 (plus_geu<mode>): Same.
171 (neg_geu<mode>): Same.
172 (and_neg_geu<mode>): Same.
173 (plus_gt<mode>): Same.
174 (gtu<mode>_compare): Same.
175 (plus_gtu<mode>): Same.
177 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
179 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
180 Move call_table_data to end. Delete spurious .text.
181 (callt_save_all_interrupt): Fix comment typo.
183 2005-08-17 James E Wilson <wilson@specifix.com>
184 Kevin Winchester <winchester@amirix.com>
187 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
189 2005-08-17 Uros Bizjak <uros@kss-loka.si>
192 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
193 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
195 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
197 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
198 record with the type of its only member if the modes don't match.
200 * varasm.c (decode_reg_name): Skip empty additional register names.
202 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
204 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
205 lsm_tmp_name_length): New.
206 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
207 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
209 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
210 Andreas Krebbel <krebbel1@de.ibm.com>
212 * config.gcc: Added z9-109 switch.
213 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
214 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
215 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
216 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
217 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
218 for "z9_109" cpu attribute.
219 * config/s390/s390.c (z9_109_cost): New processor cost structure.
220 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
221 (s390_handle_arch_option): Added z9-109 switch.
222 (override_options): Set respective cost function for z9-109.
223 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
224 (legitimate_reload_constant_p): Accept extended immediates.
225 (print_operand): Three new output modifiers added: k, m and o.
226 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
227 (s390_output_mi_thunk): Use extended immediate when possible.
228 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
229 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
230 (CONSTRAINT_LEN): Added length of O constraint.
231 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
232 * config/s390/s390.md ("cpu"): New value z9_109 added.
233 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
234 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
235 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
236 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
237 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
238 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
239 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
240 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
241 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
242 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
243 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
244 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
245 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
246 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
247 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
249 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
250 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
251 insns for TARGET_EXTIMM.
253 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
255 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
257 2005-08-17 Nick Clifton <nickc@redhat.com>
259 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
260 Call default_encode_section_info.
262 2005-08-17 Steven Bosscher <stevenb@suse.de>
264 PR tree-optimization/21574
265 * tree-ssa-ccp.c (likely_value): If the right hand side is a
266 constant, return CONSTANT.
267 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
268 (ccp_fold, visit_assignment): Likewise.
269 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
271 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
273 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
274 fold_buildN instead of buildN then fold_initializer or fold.
275 (build_unary_op): Likewise.
276 (build_binary_op): Likewise.
277 * fold-const.c (fold_initializer): Remove.
278 (fold_build1_initializer): New function.
279 (fold_build2_initializer): New function.
280 (fold_build3_initializer): New function.
281 * tree.h (fold_initializer): Remove.
282 (fold_build1_initializer): New function.
283 (fold_build2_initializer): New function.
284 (fold_build3_initializer): New function.
286 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
288 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
289 (try_move_mult_to_index): Call fold_build2 instead of build2.
290 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
291 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
292 fold_binary_to_constant.
293 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
295 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
296 check if A == gcd (A, B). Remove TYPE argument.
297 (analyze_offset) Use fold_build2 instead of fold (build.
298 (create_data_ref): Likewise.
299 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
300 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
303 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
305 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
306 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
308 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
311 * gimplify.c (zero_sized_type): New function.
312 (gimplify_modify_expr_rhs): If we have a zero sized type,
313 replace the statement with an empty statement.
315 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
317 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
320 2005-08-16 Ian Lance Taylor <ian@airs.com>
322 * doc/tm.texi (Label Output): Correct typo.
324 2005-08-16 Steven Bosscher <stevenb@suse.de>
327 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
328 force_operand will work later on using have_insn_for.
330 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
332 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
334 2005-08-16 Ian Lance Taylor <ian@airs.com>
337 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
338 vector type, don't try to construct it element by element. Add an
339 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
341 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
343 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
345 2005-08-16 Geoffrey Keating <geoffk@apple.com>
347 * doc/invoke.texi (Precompiled Headers): Document some more options
348 which are known to be safe.
350 2005-08-16 James E Wilson <wilson@specifix.com>
352 PR tree-optimization/21105
353 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
356 2005-08-16 David Edelsohn <edelsohn@gnu.org>
358 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
359 (neg_ltu<mode>): Same.
361 (neg_gtu<mode>): Same.
363 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
365 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
366 (fold_builtin_isdigit): Use fold_buildN.
367 (build_function_call_expr): Likewise.
368 * c-typeck.c (c_finish_loop): Likewise.
370 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
371 Richard Shann <rshann@superh.com>
374 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
376 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
378 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
380 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
383 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
384 arm_compure_save_reg0_reg12_mask to determine when the PIC register
387 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
390 * fold-const.c (build_range_check): Disable optimization for function
391 pointer expressions on targets that require function pointer
394 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
396 * simplify-rtx.c (simplify_const_relational_operation): When
397 extracting arguments of a COMPARE, recompute the mode as well.
399 2005-08-15 Ian Lance Taylor <ian@airs.com>
401 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
403 2005-08-15 DJ Delorie <dj@redhat.com>
405 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
407 (movsi_splittable): Allow, but split, moves to the stack.
408 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
411 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
413 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
414 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
415 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
417 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
418 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
419 Delete HOST_PTR_PRINTF.
421 * configure, config.in: Regenerate.
423 2005-08-15 David Edelsohn <edelsohn@gnu.org>
425 * config/rs6000/rs6000.md (QHSI): New mode macro.
426 (wd): Extend mode attr for QImode and HImode
427 (dbits): New mode attr.
428 (zero_extend<mode>di2): Convert to mode macro.
430 2005-08-15 Steve Ellcey <sje@cup.hp.com>
433 * doc/invoke.texi (-mgnu-ld): Update description.
436 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
439 * Makefile.in (tree-chrec.o): Depends on real.h.
440 * tree-chrec.c: Include real.h.
441 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
442 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
443 * tree-scalar-evolution.c (add_to_evolution_1,
444 interpret_rhs_modify_expr): Ditto.
446 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
449 * tree-data-ref.c (estimate_niter_from_size_of_data): When
450 step is negative compute the estimation from init downwards to zero.
452 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
454 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
456 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
458 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
460 (legitimate_reload_constant_p): Fix handling of lliXX operands.
461 Accept double-word constants that can be split.
462 * config/s390/s390.md ("movti"): Use 'P' constraint.
463 ("*movdi_31", "*movdf_31"): Likewise.
465 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
467 Fix PR tree-optimization/22615
469 * tree-ssa-structalias.c (solution_set_add): Handle
470 first_vi_for_offset returning NULL.
471 (do_da_constraint): Ditto.
472 (do_sd_constraint): Ditto.
473 (do_ds_constraint): Ditto
474 (find_func_aliases): Ditto.
475 (build_constraint_graph): RHS is allowed be ANYTHING.
476 (first_vi_for_offset): Return NULL if we couldn't find anything at
479 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
481 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
482 over memory as first operand.
484 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
487 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
488 available for setting it.
490 2005-08-14 Ira Rosen <irar@il.ibm.com>
492 PR tree-optimization/23320
493 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
494 data-refs' types instead of base object nullness. Add check for
495 pointer type data-refs before first location comparison. Remove
498 2005-08-14 Andreas Schwab <schwab@suse.de>
500 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
502 2005-08-13 James E Wilson <wilson@specifix.com>
504 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
505 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
506 -fstack-protector-all, --param ssp-buffer-size): Document.
507 (-Wvariadic-macros): Alphabetize.
508 (-fsched-stalled-insns-dep): Add missing 'f'.
510 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
513 2005-08-13 David Edelsohn <edelsohn@gnu.org>
515 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
516 or indirect address operand.
517 (EXTRA_ADDRESS_CONSTRAINT): New.
518 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
520 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
522 PR tree-optimization/22236
523 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
524 successors and predecessors.
525 * tree-chrec.c (chrec_convert): Before converting, check that
526 sequences don't wrap.
527 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
528 (analyze_array): Extern.
529 (find_data_references_in_loop): Remove call to
530 compute_estimated_nb_iterations.
531 * tree-data-ref.h (analyze_array): Declared.
532 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
533 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
534 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
535 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
537 * tree-ssa-loop-ivcanon.c: Fix documentation.
538 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
539 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
540 (infer_loop_bounds_from_undefined): New.
541 (estimate_numbers_of_iterations_loop): Use
542 infer_loop_bounds_from_undefined.
543 (used_in_pointer_arithmetic_p): New.
544 (scev_probably_wraps_p): Pass an extra parameter. Call
545 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
546 (convert_step): Fix documentation.
547 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
548 Use initial_condition_in_loop_num and evolution_part_in_loop_num
549 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
550 scev_probably_wraps_p.
552 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
554 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
555 (s390_register_info): Ignore clobbered_regs information for fixed
556 registers, and only fixed registers.
557 (s390_init_frame_layout): Remove redundant call.
559 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
561 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
562 description of -Wold-style-casts.
564 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
565 Jakub Jelinek <jakub@redhat.com>
567 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
568 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
569 * config/s390/s390.c (print_operand): New output modifier 'G' added.
570 (get_thread_pointer): Renamed to s390_get_thread_pointer.
571 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
572 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
573 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
574 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
575 ("stack_protect_set", "stack_protect_test"): New expanders.
576 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
577 "stack_protect_testdi"): New insn definitions.
579 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
581 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
583 2005-08-12 Paul Brook <paul@codesourcery.com>
585 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
587 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
589 * config/s390/predicates.md (setmem_operand): New predicate.
590 (shift_count_operand): Accept ANDs with special constants as
592 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
593 with special constants.
594 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
595 shift_count_operand with setmem_operand.
597 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
599 * config/s390/s390.c (s390_extract_part, s390_single_part):
601 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
602 (s390_output_mi_thunk): Don't use lg on 31 bit.
603 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
604 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
606 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
608 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
609 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
610 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
611 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
612 with one of the new macros.
614 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
616 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
617 Don't set save_return_addr_p.
618 (s390_register_info): Make clobbered_regs not depending on
621 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
623 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
624 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
626 2005-08-11 James E. Wilson <wilson@specifix.com>
628 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
630 2005-08-11 Jakub Jelinek <jakub@redhat.com>
632 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
633 locations gathered by var-tracking in single entry loc_list
634 over loc_descriptor_from_tree.
636 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
637 pass it down to loc_descriptor.
638 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
639 (containing_function_has_frame_base): Move earlier in the file.
640 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
641 instead of always assuming fbreg can't be used.
643 2005-08-11 David Edelsohn <edelsohn@gnu.org>
645 * config/rs6000/altivec.md: Change constraint "m" to "Z".
646 * config/rs6000/predicates.md (indexed_or_indirect_operand):
647 Accept address wrapped in AND for Altivec.
648 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
649 Strip AND wrapping offset address for Altivec.
651 2005-08-11 Richard Henderson <rth@redhat.com>
654 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
655 before using TYPE_IS_SIZETYPE.
657 2005-08-11 Richard Henderson <rth@redhat.com>
660 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
661 insn types not present on ev4.
662 (alphaev5_insn_pipe): Similarly.
664 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
667 * arm.c (arm_override_options): If the user has selected callee-super-
668 interworking, then enable normal interworking.
670 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
672 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
675 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
677 * doc/rtl.texi: Fix two typos.
679 2005-08-11 Richard Guenther <rguenther@suse.de>
682 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
683 cases where we call to/from functions returning void.
685 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
688 * tree.c (build_pointer_type_for_mode): Robustify.
690 2005-08-10 James E Wilson <wilson@specifix.com>
692 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
693 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
695 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
698 2005-08-10 Eric Christopher <echristo@apple.com>
700 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
701 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
704 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
707 * config/darwin.c (machopic_indirect_data_reference): Use a new register
708 for the high part when generating dynamic-no-pic code.
710 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
712 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
713 (x86_64-*-linux*): Likewise.
715 * config/i386/crtfastmath.c: New file.
716 * config/i386/t-crtfm: Likewise.
718 * config/i386/linux.h (ENDFILE_SPEC): New.
719 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
721 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
724 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
726 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
727 (vec_shl, vec_shr): Document new operations.
728 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
730 2005-08-10 David Edelsohn <edelsohn@gnu.org>
732 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
733 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
734 change predicate to indexed_or_indirect_address.
736 2005-08-10 Richard Sandiford <richard@codesourcery.com>
738 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
739 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
740 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
742 * config/arm/unaligned-funcs.c: New file.
743 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
745 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
747 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
749 * cfglayout.c (pass_insn_locators_initialize): Add dump.
750 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
752 * except.c (pass_convert_to_eh_region_ranges): Add dump.
753 * final.c (pass_shorten_branches): Add dump.
754 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
755 (pass_life): Rename dump.
756 (rest_of_handle_flow2): Remove initial verify_flow_info.
757 * function.c (pass_instantiate_virtual_regs): Add dump.
758 * integrate.c (pass_initial_value_sets): Add dump.
759 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
760 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
761 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
762 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
763 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
764 gate_rtl_unrool_and_peel_loops): New.
765 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
766 rtl_doloop): Do not look at flags.
767 * mode-switching.c (pass_mode_switching): Add dump.
768 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
769 pass_split_before_regstack): Add dump.
770 * regmove.c (pass_stack_adjustments): Add dump.
771 * tree-optimize.c (pass_fixup_cfg): Add dump.
773 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
776 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
777 deciding which instruction sequence to use.
779 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
781 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
782 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
784 2005-08-09 Richard Guenther <rguenther@suse.de>
786 * c-common.c (builtin_function_2): Remove.
787 (def_builtin_1): New function.
788 (c_common_nodes_and_builtins): Use def_builtin_1 to
789 build builtin functions.
791 2005-08-09 Jie Zhang <jie.zhang@analog.com>
793 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
794 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
795 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
798 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
800 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
801 fold_binary instead of fold_build2 since we don't care about the
803 (loop_niter_by_eval): Likewise.
804 (compare_trees): Likewise.
805 (proved_non_wrapping_p): Likewise.
807 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
811 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
812 if the if is really empty.
814 2005-08-09 Steven Bosscher <stevenb@suse.de>
816 PR tree-optimization/23234
817 * tree-ssa-math-opts.c (place_reciprocal): New enum.
818 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
819 argument of the new enum.
820 (execute_cse_reciprocals): Add reciprocals for function arguments
821 on the unique successor edge of the entry block. Update other calls
822 to execute_cse_reciprocals_1.
824 2005-08-08 Richard Henderson <rth@redhat.com>
827 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
829 2005-08-08 Bob Wilson <bob.wilson@acm.org>
831 * expr.c (write_complex_part): Return after handling MEM.
833 2005-08-08 Josh Conner <jconner@apple.com>
835 PR rtl-optimization/23241
836 * combine.c (simplify_comparison): Fix error in determining
837 whether to lift a subreg from comparison.
839 2005-08-08 David Edelsohn <edelsohn@gnu.org>
842 * config/rs6000/altivec.md (vec_init<mode>): New.
843 (vec_set<mode>): New.
844 (vec_extract<mode>): New.
845 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
846 (rs6000_expand_vector_set): New.
847 (rs6000_expand_vector_extract): New.
848 (rs6000_legitimate_offset_address_p): Offset addresses are valid
849 for Altivec modes before reload.
850 (altivec_expand_vec_init_builtin): New.
851 (get_element_number): New.
852 (altivec_expand_vec_set_builtin): New.
853 (altivec_expand_vec_ext_builtin): New.
854 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
856 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
858 * config/rs6000/rs6000.h (rs6000_builtins): Add
859 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
860 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
861 * config/rs6000/rs6000-protos.h: Declare new functions.
863 2005-08-08 Jan Hubicka <jh@suse.cz>
865 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
866 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
867 * i386.md (movdi*): Use pic_32bit_operand.
868 * predicates.md (pic_32bit_operand): New.
870 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
873 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
875 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
877 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
878 (test_for_singularity): Use fold_build2.
880 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
882 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
884 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
886 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
887 (COMMON_ASM_OP) Define.
888 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
889 (ix86_encode_section_info): Likewise.
890 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
891 SUBTARGET_ENCODE_SECTION_INFO.
893 2005-08-06 Richard Henderson <rth@redhat.com>
896 * tree-nested.c (convert_local_reference): Save and restore val_only
897 around component_ref and friends. Clear walk_subtrees by default.
899 2005-08-06 Peter O'Gorman <peter@pogma.com>
902 * gcc.c (process_command): Check the argument to -b has a dash.
903 * doc/invoke.texi: Update -b and -V docs.
905 2005-08-06 James E Wilson <wilson@specifix.com>
907 * config/mips/cross64.h, config/mips/t-cross64: Delete.
909 2005-08-06 Michael Matz <matz@suse.de>
911 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
912 member only if only one insn is associated with the value.
914 2005-08-06 Nick Clifton <nickc@redhat.com>
916 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
918 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
919 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
920 Check symbol flags instead of symbol name mangling.
921 (xstormy16_asm_output_aligned_common): Likewise. Also
922 simplify code since the bss100_section cass is the only case
923 where the below100 code will be triggered.
924 (xstormy16_encode_section_info): Encode below100 attribute
925 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
927 (xstormy16_strip_name_encoding): Delete - this function is no
929 (TARGET_STRIP_NAME_ENCODING): Undefine.
930 * config/stormy16/stormy16-protos.h: Delete prototype for
931 xstormy16_strip_name_encoding.
933 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
935 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
936 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
937 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
938 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
939 config/alpha/predicates.md, config/arc/arc.h,
940 config/arm/arm.h, config/arm/ieee754-df.S,
941 config/arm/ieee754-sf.S, config/bfin/bfin.c,
942 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
943 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
944 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
945 config/m68hc11/m68hc11.h, config/mips/mips.c,
946 config/mips/mips.h, config/mips/openbsd.h,
947 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
948 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
949 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
950 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
951 config/sparc/linux.h, config/sparc/linux64.h,
952 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
953 doc/extend.texi, doc/gcov.texi, doc/install.texi,
954 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
955 typos. Follow spelling conventions.
957 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
960 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
961 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
962 specially. Check for side effects only for COND_EXPR.
963 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
964 return with TREE_NO_WARNING.
966 2005-08-06 Richard Sandiford <richard@codesourcery.com>
968 PR rtl-optimization/23233
969 * loop.c (combine_movables): Require the modes to be the same.
970 (move_movables): Remove handling of cases where the replacement
971 had a different mode to the original.
973 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
975 PR tree-optimization/23128
976 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
977 subtraction wrap, and set TREE_OVERFLOW if they do.
979 2005-08-05 Richard Henderson <rth@redhat.com>
982 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
985 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
988 * reload.c (find_reloads_subreg_address): Pass down TYPE
989 unchanged. Change all callers except find_reloads_toplev.
991 2005-08-05 Michael Matz <matz@suse.de>
993 * genattrtab.c (current_alternative_string): Remove.
994 (SIMPLIFY_ALTERNATIVE): Ditto.
995 (attr_alt_bit_p): Ditto.
996 (alternative_name): Make const char *.
997 (evaluate_eq_attr): Remove use of above things.
998 (simplify_test_exp): Ditto.
999 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
1000 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
1002 2005-08-04 James E Wilson <wilson@specifix.com>
1004 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
1005 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
1006 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
1007 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
1008 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
1010 2005-08-04 Richard Henderson <rth@redhat.com>
1013 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
1014 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
1015 * tree-sra.c (decide_block_copy): Use it. Disable element copy
1016 if we'd have to instantiate too many members.
1018 2005-08-04 Richard Henderson <rth@redhat.com>
1021 * tree-outof-ssa.c (coalesce_asm_operands): New.
1022 (coalesce_ssa_name): Use it. Split out ...
1023 (coalesce_phi_operands, coalesce_result_decls): ... these.
1025 2005-08-04 Paul Brook <paul@codesourcery.com>
1027 * read-rtl.c (read_quoted_string): Break if EOF.
1029 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
1031 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
1032 (fold_build2): Likewise.
1033 (fold_build3): Likewise.
1034 (fold_build1_stat): New function prototype.
1035 (fold_build2_stat): Likewise.
1036 (fold_build3_stat): Likewise.
1037 * fold-const.c (fold_build1): Rename to ..
1038 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
1039 through to build1_stat.
1040 (fold_build2): Rename to ..
1041 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
1042 through to build2_stat.
1043 (fold_build3): Rename to ..
1044 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
1045 through to build3_stat.
1047 2005-08-04 David Edelsohn <edelsohn@gnu.org>
1048 Ian Lance Taylor <ian@airs.com>
1050 * function.c (assign_stack_local_1): Do not correct stack slot
1051 address if allocation size is smaller than mode size.
1053 2005-08-04 Diego Novillo <dnovillo@redhat.com>
1056 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
1057 (tree_merge_blocks): Propagate anything allowed by
1059 Clarify documentation.
1060 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
1061 SSA form, schedule an update if necessary.
1063 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
1065 * doc/install.texi (Binaries): Remove broken link to
1066 Sinix/Reliant Unix binaries.
1068 2005-08-03 Richard Henderson <rth@redhat.com>
1071 * function.c (stack_protect_epilogue): Export.
1072 * tree.h (stack_protect_epilogue): Declare.
1073 * calls.c (expand_call): Call it.
1075 2005-08-03 Eric Christopher <echristo@apple.com>
1077 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
1078 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
1081 2005-08-04 Jan Hubicka <jh@suse.cz>
1083 * profile.c (branch_prob): Split edges with goto locus on them
1084 to get proper line counts.
1085 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
1087 2005-08-03 Paul Brook <paul@codesourcery.com>
1089 * function.c (assign_parms): Round current_function_args_size
1090 to PARM_BOUNDARY, not STACK_BOUNDARY.
1092 2005-08-03 Geoffrey Keating <geoffk@apple.com>
1094 * config/i386/i386.c (x86_elf_aligned_common)
1095 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
1097 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
1099 PR tree-optimization/23157
1100 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
1101 before emitting them.
1103 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1105 PR tree-optimization/19899
1106 * Makefile.in (tree-scalar-evolution.o): Add real.h.
1107 * tree-scalar-evolution.c: Include real.h.
1108 (add_to_evolution): Build constant -1 of correct type.
1110 2005-08-03 Jan Hubicka <jh@suse.cz>
1112 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
1113 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
1114 profile updating for complette unrolling.
1115 * loop-unroll.c (peel_loop_completely): Use it.
1116 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
1117 (tree_unroll_loops_completely): Disable code growing unrolling of cold
1120 2005-08-03 Paul Brook <paul@codesourcery.com>
1122 * combine.c (can_change_dest_mode): New function.
1123 (try_combine, simplify_set): Use it.
1125 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
1127 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
1130 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
1132 * doc/install.texi (Specific): Adjust link to openavr.org.
1133 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
1134 (Binaries): Adjust HP-UX Porting Center link.
1135 (Binaries): Adjust Free Software Foundation ordering link.
1137 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
1139 * convert.c (convert_to_integer): Use fold_build1 instead of
1140 build1 when converting an integer to an integer.
1142 2005-08-02 Richard Henderson <rth@redhat.com>
1144 * combine.c (combine_instructions): Don't use reg_equal/equiv
1145 results if the mode doesn't match.
1147 2005-08-02 Mark Mitchell <mark@codesourcery.com>
1149 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
1150 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
1152 2005-08-02 Richard Henderson <rth@redhat.com>
1155 * explow.c (memory_address): Remove special-case for
1156 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
1158 2005-08-02 Diego Novillo <dnovillo@redhat.com>
1161 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
1162 number of calls to cleanup_tree_cfg_1.
1164 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
1166 * doc/invoke.texi: document file extensions .F90 and .F95
1168 2005-08-02 Richard Guenther <rguenther@suse.de>
1170 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
1171 positive if its first argument is positive.
1173 2005-08-02 Richard Guenther <rguenther@suse.de>
1175 PR tree-optimization/23177
1176 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
1179 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
1181 PR tree-optimization/23129
1182 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
1183 varying for divisions with anti-ranges.
1185 2005-08-02 Jan Hubicka <jh@suse.cz>
1187 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
1188 * tree-ssa-threadupdate.c (thread_block): Add it here.
1190 2005-08-01 James E Wilson <wilson@specifix.com>
1192 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
1193 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
1194 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
1196 * config/mips/predicates.md (const_call_insn_operand): Add check for
1197 SYMBOL_REF_LONG_CALL_P.
1198 * doc/extend.texi (long_call): Document the new attribute.
1200 2005-08-01 Ian Lance Taylor <ian@airs.com>
1201 Richard Henderson <rth@redhat.com>
1203 * Makefile.in (RTL_BASE_H): Add real.h.
1204 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
1206 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
1208 * rtl.c (rtl_check_failed_code_mode): New.
1209 * rtl.h (struct rtx_def): Add u.rv.
1210 (XCMWINT, XCNMPRV): New.
1211 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
1212 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
1214 2005-08-01 Richard Henderson <rth@redhat.com>
1216 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
1217 with auto-inc codes.
1219 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
1221 2005-08-01 Jan Hubicka <jh@suse.cz>
1223 * i386-protos.h (asm_preferred_eh_data_format): Declare.
1224 * i386.c: Include dwarf2.h
1225 (asm_preferred_eh_data_format): New.
1226 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
1228 2005-08-01 Ian Lance Taylor <ian@airs.com>
1230 * config/host-linux.c (linux_gt_pch_get_address): Add new name
1231 randomize_va_space for virtual address randomization control.
1233 2005-08-01 Steven Bosscher <stevenb@suse.de>
1235 * common.opt (flag_ipa_cp): Put in right place to maintain
1238 2005-08-01 Jan Hubicka <jh@suse.cz>
1240 * profile.c (compute_value_histograms): Fix thinko.
1241 * value-prof.c: Include toplev.h
1242 (check_counter): New function.
1243 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
1244 tree_mod_subtract_transform): Add sanity check.
1246 2005-08-01 Richard Guenther <rguenther@suse.de>
1248 PR tree-optimization/23133
1249 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
1250 current functions parameter decls to find defs to cse
1253 2005-08-01 Richard Guenther <rguenther@suse.de>
1255 PR tree-optimization/23109
1256 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
1257 If trapping math is in effect, use post-dominator information
1258 to check if we'd in any case reach a trapping point before
1259 doing the reciprocal insertion.
1260 (execute_cse_reciprocals): Compute post-dominators, if necessary.
1261 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
1262 expressions are invariant only if trapping math is not in effect.
1264 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
1266 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
1267 cgraph_function_versioning): New declarations.
1268 * cgraphunit.c: Add include to ipa-prop.h.
1269 (update_call_expr, cgraph_copy_node_for_versioning,
1270 cgraph_function_versioning): New functions.
1271 * integrate.c (copy_decl_for_inlining): Remove.
1272 * ipa-prop.h (ipa_replace_map): New struct.
1273 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
1274 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
1275 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
1276 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
1277 ipcp_iterate_stage, ipcp_method_scale_print,
1278 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
1279 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
1280 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
1281 ipcp_update_bb_counts, ipcp_update_profiling,
1282 ipcp_update_edges_counts): New functions.
1283 (ipcp_method_cval_init): Remove restriction regarding local methods.
1284 (ipcp_init_stage): Add ipcp_method_compute_scale.
1285 (ipcp_insert_stage): Add versioning.
1286 (ipcp_structures_print): Add ipcp_method_scale_print.
1287 (ipcp_driver): Dump profiling info.
1288 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
1289 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
1290 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
1291 (struct inline_data): Add versioning_p, ipa_info, new fields.
1292 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
1293 declare_return_variable): Replace calls to copy_decl_for_inlining with
1295 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
1297 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
1298 Add argument VERSIONING.
1299 (copy_arguments_for_versioning, copy_static_chain,
1300 function_versionable_p, tree_versionable_function_p,
1301 tree_function_versioning, replace_ref_tree): New functions.
1302 * tree-inline.h: Include varray.h.
1303 (tree_versionable_function_p, tree_function_versioning,
1304 tree copy_decl_for_dup): New declarations.
1306 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
1308 * ipa-cp.c: New file. Contains IPCP specific functionality.
1309 * ipa-prop.h: New file. Contains structures/definitions that can be
1310 used by several interprocedural data flow optimizations (and also IPCP).
1311 * ipa-prop.c: New file.
1312 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
1313 * common.opt: Add ipa-cp flag.
1314 * timevar.def: Add IPCP optimization.
1315 * tree-optimize.c (init_tree_optimization_passes): Schedule
1317 * tree-pass.h (pass_ipa_cp): Declare.
1319 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
1321 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
1322 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
1323 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
1324 config/i386/i386.c, config/mips/mips.h,
1325 config/rs6000/rs6000.h, config/sh/sh.c,
1326 config/stormy16/stormy16.c: Fix comment typos.
1328 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
1331 * c-typeck.c (build_binary_op): Use common_type wrapper on
1333 (common_type): Update comment.
1335 2005-07-31 Steven Bosscher <stevenb@suse.de>
1338 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
1339 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
1340 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
1342 2005-07-31 Jan Hubicka <jh@suse.cz>
1344 * pretty-print.h (pp_widest_integer): New macro.
1345 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
1348 2005-07-31 Jan Hubicka <jh@suse.cz>
1350 * output.h (enum section_category): Export from varasm.c
1351 (categorize_decl_for_section): Likewise.
1352 * varasm.c (enum section_category): Kill.
1353 (categorize_decl_for_section): Make global.
1354 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
1356 * i386.c (ix86_section_threshold): New static variable.
1357 (ix86_in_large_data_p, ix86_encode_section_info,
1358 x86_64_elf_unique_section,
1359 x86_64_elf_select_section): New functions.
1360 (TARGET_ENCODE_SECTION_INFO): Define
1361 (override_options): Enable medium model for PIC.
1362 (ix86_expand_prologue): Expand gen_set_got_rex64.
1363 (legitimate_constant_p): Handle new UNSPECs.
1364 (legitimate_pic_address_disp_p): Likewise.
1365 (legitimize_pic_address): Lower MEDIUM model addressing.
1366 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
1367 (enum cmodel): Add MEDIUM_PIC.
1368 (SYMBOL_REF_FAR_ADDR_P): New macro.
1369 (SYMBOL_FLAG_FAR_ADDR): New flag.
1370 * i386.md (movdi): Support medium model.
1371 (set_got_rex64): New pattern.
1372 * i386.opt (mlarge-data-threshold): New flag.
1373 * predicates.md (zext_operand/sext_operand): Deal with medium model.
1374 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
1375 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
1376 TARGET_ASM_UNIQUE_SECTION): New.
1378 * invoke.texi (-mlarge_data_threshold): Document
1380 2005-07-31 Jan Hubicka <jh@suse.cz>
1382 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
1383 (coalesce_vars): Likewise.
1384 * tree-ssa-live.c (coalesce_cost): New.
1385 (build_tree_conflict_graph): Use coalesce_cost.
1386 * tree-ssa-live.h (coalesce_cost): Declare.
1388 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
1390 * arm.md (all peepholes for post-increment operations): Delete.
1391 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
1392 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
1393 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
1394 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
1395 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
1397 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
1399 * fold-const.c (tree_expr_nonnegative_p): Always return true for
1402 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
1405 * doc/invoke.texi: Document -rdynamic.
1407 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
1410 * c-parser.c (c_parser_parms_list_declarator): Call
1411 mark_forward_parm_decls.
1412 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
1413 decls with visibility structure.
1415 2005-07-30 Paul Brook <paul@codesourcery.com>
1417 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
1419 2005-07-30 Paul Brook <paul@codesourcery.com>
1421 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
1423 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
1425 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
1427 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
1430 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
1431 nested function declarators.
1432 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
1433 (grokparms): Call warn_if_shadowing for parameters used within the
1435 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
1436 not used within the parameter list.
1437 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
1439 2005-07-30 Jan Hubicka <jh@suse.cz>
1441 * expr.c (expand_expr_real_1): Do not load mem targets into register.
1442 * i386.c (ix86_fixup_binary_operands): Likewise.
1443 (ix86_expand_unary_operator): Likewise.
1444 (ix86_expand_fp_absneg_operator): Likewise.
1445 * optabs.c (expand_vec_cond_expr): Validate dest.
1447 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
1450 * real.c (real_from_string): Also set last bit if there is a
1451 nonzero hex digit beyond GCC's internal precision after ".".
1453 2005-07-29 David Edelsohn <edelsohn@gnu.org>
1455 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
1456 define_constants. Change duplicate values to unassigned numbers.
1457 Change UNSPEC_SUBS to UNSPEC_VSUBS.
1458 (*altivec_vspltsf): New.
1459 (altivec_vperm_v4sf): Delete.
1460 (altivec_vperm_<mode>): Use mode macro V.
1461 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
1462 (altivec_predicate_v4sf): Delete.
1463 (altivec_predicate_<mode>): Use mode macro V.
1464 (*altivec_lvesfx): New.
1465 (*altivec_stvesfx): New.
1466 (vec_realign_load_v4sf): Delete.
1467 (vec_realign_load_<mode>): Use mode macro V.
1468 * config/rs6000/rs6000.c (generate_set_vrsave): Use
1471 2005-07-29 Mark Mitchell <mark@codesourcery.com>
1474 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
1476 * configure: Regenerated.
1478 2005-07-29 Paul Brook <paul@codesourcery.com>
1480 * doc/install.texi: Add link to GFortran binaries wiki page.
1482 2005-07-29 David Ung <davidu@mips.com>
1484 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
1485 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
1486 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
1487 * config/mips/mips.md (cpu): Add 5kf name.
1488 (includes): Includes 5k.md.
1489 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
1490 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
1493 2005-07-29 Diego Novillo <dnovillo@redhat.com>
1496 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
1497 (cleanup_tree_cfg): ... here.
1498 Call cleanup_tree_cfg_1 until there are no more cleanups to
1501 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
1503 * tree-vrp.c (compare_range_with_value): Return true or false
1504 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
1505 EQ_EXPR respectively.
1507 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
1509 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
1512 2005-07-29 Diego Novillo <dnovillo@redhat.com>
1514 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
1515 (tree_ssa_dominator_optimize): Increment it.
1516 (dump_dominator_optimization_stats): Print it.
1518 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
1519 Steven Bosscher <stevenb@suse.de>
1521 PR rtl-optimization/23117
1522 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
1523 when head == tail. Tidy comment.
1525 2005-07-28 Richard Henderson <rth@redhat.com>
1527 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
1528 * cselib.c (rtx_equal_for_cselib_p): Likewise.
1529 * jump.c (rtx_renumbered_equal_p): Likewise.
1530 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
1531 CONST_INT and CONST_DOUBLE.
1532 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
1533 * reload.c (operands_match_p): Special case CONST_INT and
1534 CONST_DOUBLE; check mode earlier.
1536 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
1539 * c-typeck.c (convert_for_assignment): Do not check
1540 DECL_IN_SYSTEM_HEADER on NULL fundecl.
1542 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
1545 * c-typeck.c (composite_type): Prefer constant size arrays to
1548 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
1551 * real.c (real_from_string): Set last bit if there is a nonzero
1552 hex digit beyond GCC's internal precision.
1554 2005-07-28 Richard Henderson <rth@redhat.com>
1557 * cfgcleanup.c (try_forward_edges): Watch out for end of
1560 2005-07-28 James E Wilson <wilson@specifixinc.com>
1563 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
1565 2005-07-28 Jan Hubicka <jh@suse.cz>
1567 * Makefile.in (rtl-profile.o): Kill all traces of it.
1568 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
1569 * coverage.h (rtl_coverage_counter_ref): Kill.
1570 * opts.c (flag_speculative_prefetching_set): Kill.
1571 (flag_loop_optimize_set): New.
1572 (common_handle_option): Disable loop optimizer when profiling;
1573 do not handle speculative prefetching.
1574 * passes.c (init_optimization_passes): Replace pass_profiling combo
1575 by branch_prob pass.
1576 * profile.c (compute_value_histograms): Update for simplified value
1578 (rtl_register_profile_hooks): Kill.
1579 (pass_profiling): Kill.
1580 (rest_of_handle_branch_prob): Do not profile.
1581 * toplev.c (process_options): Remove speculative prefetching.
1582 * toplev.h (flag_tree_based_profiling): Kill.
1583 * tree-profile.c (prepare_instrumented_value,
1584 tree_gen_interval_profiler, tree_gen_pow2_profiler,
1585 tree_gen_one_value_profiler, do_tree_profiling): Update for
1586 simplified datastructures.
1587 * value-prof.c: Add comment that speculative prefetching was dropped;
1588 update rest of file for simplified datastructures.
1589 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
1590 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
1591 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
1592 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
1593 rtl_mod_subtract, gen_speculative_prefetch,
1594 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
1595 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
1596 (gate_handle_value_profile_transformations,
1597 rest_of_handle_value_profile_transformations,
1598 pass_value_profile_transformations): Kill.
1599 * value-prof.h (histogram_value_t): Remove IL based unions.
1600 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
1601 rtl_profile_hooks): Remove hooks.
1603 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
1605 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
1606 (cgraph_clone_node): Likewise.
1607 * cgraph.h (cgraph_clone_edge): Update prototype.
1608 (cgraph_clone_node): Likewise.
1609 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
1611 (lookup_recursive_calls): Consider profile.
1612 (cgraph_decide_recursive_inlining): Fix updating; use new
1613 probability argument; use profile.
1614 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
1615 * tree-inline.c (copy_bb): Update clal of clone_edge.
1616 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
1618 * invoke.texi (min-inline-recursive-probability): Document.
1620 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
1622 * doc/install.texi (Configuration): Update Valgrind homepage.
1624 2005-07-28 Richard Henderson <rth@redhat.com>
1627 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
1628 labels we want to delete.
1629 (cfg_layout_merge_blocks): Likewise.
1631 2005-07-28 Richard Henderson <rth@redhat.com>
1634 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
1635 when expanding to nothing.
1637 2005-07-28 Josh Conner <jconner@apple.com>
1639 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
1640 (cgraph_decide_inlining_of_small_functions): Likewise.
1642 2005-07-28 Josh Conner <jconner@apple.com>
1644 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
1645 direction of badness if negative.
1646 (cgraph_default_inline_p): Add reason to parameters, and assign it
1648 (cgraph_decide_inlining_of_small_functions): New parameter in call
1649 to cgraph_default_inline_p.
1650 (cgraph_decide_inlining_incrementally): Likewise.
1651 * cgraphunit.c (decide_is_function_needed): Likewise.
1652 * cgraph.h (cgraph_default_inline_p): Likewise.
1654 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1656 * builtins.c: Fix comment typo(s).
1657 * genautomata.c: Likewise.
1658 * gimplify.c: Likewise.
1659 * tree-dfa.c: Likewise.
1660 * tree-flow-inline.h: Likewise.
1661 * tree-into-ssa.c: Likewise.
1662 * tree-ssa-alias.c: Likewise.
1663 * tree-ssa-ccp.c: Likewise.
1664 * tree-ssa-copy.c: Likewise.
1665 * tree-ssa-dce.c: Likewise.
1666 * tree-ssa-dom.c: Likewise.
1667 * tree-ssa-operands.c: Likewise.
1668 * tree-tailcall.c: Likewise.
1669 * tree-vectorizer.c: Likewise.
1670 * tree-vrp.c: Likewise.
1673 2005-07-28 Jeff Law <law@redhat.com>
1675 * tree-vrp.c (test_for_singularity): Extracted from ...
1676 (simplify_cond_using_ranges): Attempt to simplify a relational
1677 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
1679 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
1681 PR tree-optimization/22506
1682 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
1683 phis whose argument is constant.
1685 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
1687 PR rtl-optimization/18992
1688 Back out this patch:
1689 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1690 PR optimization/12142
1691 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
1692 uses of the register in the SET_SRC. Remove unnecessary argument.
1694 Replace it with this:
1695 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
1696 if flag_non_call_exceptions is set and the insn may trap, pass
1697 pc_rtx as dest for recursion.
1698 In SET_SRC part of SET case, if dest is already set, pass it down
1701 2005-07-28 Jan Hubicka <jh@suse.cz>
1703 * cfg.c (update_bb_profile_for_threading): Use RDIV.
1704 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
1705 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
1707 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
1708 profile when available.
1710 2005-07-28 Jan Beulich <jbeulich@novell.com>
1712 * config/ia64/ia64.c (ia64_load_pair_ok): New.
1713 (ia64_print_operand): Describe and handle 'X'.
1714 (ia64_register_move_cost): Also handle FP_REGS.
1715 (ia64_preferred_reload_class): Likewise.
1716 (ia64_secondary_reload_class): Likewise.
1717 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
1718 it. Also check for ITANIUM_CLASS_FLDP.
1719 * config/ia64/ia64.h (FP_REGNO_P): New.
1720 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
1721 (reg_class): Add FP_REGS.
1722 (REG_CLASS_NAMES): Adjust for it.
1723 (REG_CLASS_CONTENTS): Likewise.
1724 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
1725 (REG_CLASS_FROM_LETTER): Handle 'x'.
1726 (CLASS_MAX_NREGS): Handle FP_REGS.
1727 (MEMORY_MOVE_COST): Likewise.
1728 * config/ia64/ia64.md (itanium_class): Add fldp.
1729 (type): Handle fldp.
1730 (movti_internal): More allowable operand combinations. Use ldfp8 when
1731 splitting unnecessary. Remove predicable attribute. Adjust
1732 itanium_class attribute.
1733 (smuldi3_highpart): Remove outdated comment.
1734 (mulditi3, umulditi3, rotlti3): New expanders.
1735 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
1736 (absti2): Disabled new insn for future reference.
1737 Respective new splitters.
1738 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
1739 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
1740 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
1742 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
1744 PR rtl-optimization/23047
1745 * simplify-rtx.c (simplify_const_relational_operation): Respect
1746 flag_wrapv for comparisons with ABS.
1748 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
1750 PR tree-optimization/22493
1751 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
1752 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
1754 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
1756 * config/frv/frv.opt (moptimize-membar): New.
1758 * doc/invoke.texi: Document -moptimize-membar and its inverse.
1760 * config/frv/frv.h: Remove machine_function definition.
1762 * config/frv/frv.c (struct frv_io): New.
1763 (struct machine_function): Moved from frv.h. Add has_membar_p.
1764 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
1765 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
1766 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
1767 (frv_optimize_membar_global, frv_optimize_membar): New functions.
1768 (frv_reorg): Call frv_optimize_membar when appropriate.
1769 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
1770 (frv_expand_builtin): Adjust calls accordingly.
1771 (frv_io_address_cookie): New function.
1772 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
1773 load or store rather than a special insn. Add ccnstant address and
1774 io-type operands to the membar.
1775 (frv_ifcvt_modify_tests): Unsign regno.
1776 (frv_ifcvt_modify_tests): Same.
1778 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
1779 UNSPEC_OPTIONAL_MEMBAR constant.
1780 (builtin_read_<mode>): Delete.
1781 (builtin_write_<mode>): Delete.
1782 ("optional_membar_<mode>"): Add operand.
1784 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
1785 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
1786 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
1787 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
1788 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
1789 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
1790 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
1791 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
1792 * testsuite/gcc.target/frv/all-read-write-1.c: New.
1794 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
1796 * df.c (df_uses_record): Handle SCRATCH.
1798 2005-07-28 Steven Bosscher <stevenb@suse.de>
1801 * passes.c (rest_of_decl_compilation): If decl is a type and
1802 we have encountered errors, don't emit debug information.
1804 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
1806 * params.def: Fixed comment.
1808 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
1811 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
1812 (TARGET_ASM_UNALIGNED_HI_OP): Add.
1813 (TARGET_ASM_UNALIGNED_SI_OP): Add.
1815 2005-07-27 Steven Bosscher <stevenb@suse.de>
1818 * varasm.c (assemble_start_function): Don't do anything that may
1819 require a CFG if the current function is a thunk.
1821 2005-07-25 Geoffrey Keating <geoffk@apple.com>
1823 * doc/install.texi (Prerequisites): Mention that perl is needed
1824 to do export control in libstdc++ targetting Darwin.
1826 2005-07-27 Steven Bosscher <stevenb@suse.de>
1828 PR rtl-optimization/17808
1829 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
1830 (sched_insns_conditions_mutex_p): Split out from...
1831 (add_dependence): ...here. But don't call it from here.
1832 (add_dependence_list): Check sched_insns_conditions_mutex_p
1833 before calling add_dependence.
1834 (add_dependence_list_and_free): Likewise.
1835 (fixup_sched_groups): Likewise.
1836 (sched_analyze_1): Likewise.
1837 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
1838 (sched_analyze): Likewise.
1839 (sched_analyze_insn): Likewise.
1840 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
1841 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
1842 dependencies on all COND_EXEC insns to jumps ending basic blocks
1843 when doing intrablock scheduling.
1844 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
1846 2005-07-27 Jeff Law <law@redhat.com>
1848 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
1849 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
1850 equivalency sets, correctly handle the case were vr0 has an
1851 equivalency set, but vr1 does not.
1853 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
1855 PR tree-optimization/23073
1856 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
1857 vect_print_dump_info before fprintf.
1859 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
1861 PR tree-optimize/22348
1862 * tree-ssa-loop-niter.c (number_of_iterations_cond):
1863 Fold the partial computation.
1865 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
1867 PR tree-optimization/22325
1868 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
1870 * tree-scalar-evolution.c (scev_const_prop): Add generic final
1872 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
1873 (force_var_cost): ... this function.
1874 (compute_phi_arg_on_exit): Export.
1876 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
1878 PR tree-optimization/20773
1879 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
1882 2005-07-27 Richard Guenther <rguenther@suse.de>
1884 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
1885 Avoid pushing again if current struct contains only
1886 fields we decomposed.
1888 2005-07-27 Jan Hubicka <jh@suse.cz>
1890 PR tree-optimization/22574
1891 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
1894 * tree-tailcall.c (decrease_profile): New function.
1895 (eliminate_tail_call): Use it.
1897 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
1898 visibility flags correctly in whole program mode.
1900 2005-07-26 Steve Ellcey <sje@cup.hp.com>
1902 PR rtl-optimization/22472
1903 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
1905 2005-07-26 Steven Bosscher <stevenb@suse.de>
1907 PR tree-optimization/22504
1908 * tree-complex.c (expand_complex_addition): Use 'code' instead
1909 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
1911 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
1913 * config.gcc (cpu_type): Add frv case.
1914 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
1915 (supported_defaults): Add fr550 case.
1917 2005-07-26 Diego Novillo <dnovillo@redhat.com>
1920 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
1921 whether a pointer of type T * may point to objects of type T *.
1923 2005-07-26 DJ Delorie <dj@redhat.com>
1925 * configure: Regenerate.
1927 2005-07-26 Dale Johannesen <dalej@apple.com>
1929 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
1931 2005-07-26 Mark Mitchell <mark@codesourcery.com>
1933 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
1934 Clarify use of "build" in name.
1936 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
1938 * doc/extend.texi (Raw read/write Functions): New section.
1939 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
1940 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
1941 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
1942 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
1943 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
1944 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
1945 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
1946 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
1947 * config/frv/frv.c: Add bdesc_loads global.
1948 Add bdesc_stores global.
1949 (frv_init_builtins): Add support for __builtin_{read/write}*.
1950 (frv_volatile_memref): New.
1951 (frv_expand_load_builtin): New.
1952 (frv_expand_store_builtin): New.
1953 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
1954 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
1955 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
1956 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
1957 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
1958 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
1959 (builtin_read_<mode>): New.
1960 (builtin_write_<mode>): New.
1961 (builtin_write64): New.
1962 (optional_membar_<mode>): New.
1964 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
1966 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
1967 (rather than units) against HOST_BITS_PER_WIDE_INT.
1969 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
1971 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
1972 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
1973 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
1974 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
1977 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
1978 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
1979 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
1981 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
1983 2005-07-26 Richard Guenther <rguenther@suse.de>
1985 PR tree-optimization/22486
1986 * fold-const.c (fold_unary): Fold away useless component
1987 references of the form (T *)&T.x, if the address
1990 2005-07-25 James E Wilson <wilson@specifixinc.com>
1992 * dwarf2out.c (add_call_src_coords_attributes): New.
1993 (gen_inlined_subroutine_die): Call it.
1994 (maybe_emit_file, init_file_table): Add comments.
1995 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
1997 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
1998 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
1999 * tree.h (BLOCK_SOURCE_LOCATION): New.
2000 (struct tree_block): New field locus.
2002 2005-07-26 Andreas Schwab <schwab@suse.de>
2004 PR rtl-optimization/23043
2005 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
2006 when allocating a struct unoccr.
2008 2005-07-25 Richard Henderson <rth@redhat.com>
2011 * tree-complex.c (gate_no_optimization): True if errors.
2012 * Makefile.in (tree-complex.o): Update dependencies.
2014 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
2016 * config/frv/predicates.md (integer_register_operand): Use
2019 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
2022 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
2024 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
2026 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
2028 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
2029 types when flag_unsafe_math_optimizations is true.
2031 2005-07-25 Mark Mitchell <mark@codesourcery.com>
2033 * gcc.c (option_map): Add --sysroot.
2034 (process_command): Handle --sysroot.
2035 (display_help): Document it.
2036 * doc/cppopts.tex (-isysroot): Document.
2037 * doc/invoke.texi (--sysroot): Document.
2038 * doc/install.texi (--with-build-sysroot): Document.
2040 * Makefile.in (inhibit_libc): New variable.
2041 (INHIBIT_LIBC_CFLAGS): Likewise.
2042 (LIBGCC2_CFLAGS): Include
2043 $(INHIBIT_LIBC_CFLAGS).
2044 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
2045 ($(T)crtbegin.o): Do not use @inhibit_libc@.
2046 ($(T)crtend.o): Likewise.
2047 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
2048 ($(T)crtendS.o): Likewise.
2049 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
2050 ($(T)crtendT.o): Likewise.
2051 (stmp-fixinc): Do not complain about missing headers if
2053 * configure.ac (inhibit_libc): Set it to true/false.
2054 (--with-build-sysroot): New option. Use it to set
2056 * configure: Regenerated.
2058 2005-07-25 Manfred Hollstein <mh@suse.com>
2060 * calls.c (store_one_arg): Fix unsigned comparison warning.
2062 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
2065 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
2066 (ggc_print_statistics): Initialize variable before use.
2068 2005-07-25 Richard Guenther <rguenther@suse.de>
2070 * tree-dfa.c (mark_new_vars_to_rename): Protect against
2071 calling with a PHI_NODE argument.
2073 * tree-flow-inline.h (overlap_subvar): Protect against
2076 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
2078 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
2079 * configure: Regenerate.
2081 2005-07-25 Ira Rosen <irar@il.ibm.com>
2083 * expr.c (highest_pow2_factor): Make extern.
2084 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
2085 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
2086 record_array_differ_p, array_ptr_differ_p): Likewise.
2087 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
2088 additional cases. Call the above functions.
2089 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
2090 base_object_differ_p when there are two base objects. Otherwise, compare
2091 base address and offset. Call may_alias_p.
2092 (dump_data_reference): Use a correct field name.
2093 (analyze_array): Make static. Initialize new data-ref fields.
2094 (analyze_indirect_ref): New function.
2095 (init_data_ref): Initialize new data-ref fields.
2096 (strip_conversion): Moved from tree-vect-analyze.c.
2097 (analyze_offset_expr, get_ptr_offset, address_analysis,
2098 object_analysis): Likewise.
2099 (analyze_offset): New function.
2100 (create_data_ref): Likewise.
2101 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
2102 dimensions for ARRAY_REFs only.
2103 (build_classic_dist_vector): Make static.
2104 (access_functions_are_affine_or_constant_p): Call macro to get the
2105 address of access functions.
2106 (compute_all_dependences): Add new parameter
2107 compute_self_and_read_read_dependences. Compute self and read-read
2108 dependences if it is true.
2109 (find_data_references_in_loop): Call create_data_ref. Initialize new
2111 (compute_data_dependences_for_loop): Add new parameter
2112 compute_self_and_read_read_dependences. Remove parameter nb_loops,
2113 compute nb_loops. Call compute_all_dependences,
2114 build_classic_dist_vector and build_classic_dir_vector with correct
2116 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
2117 with correct parameters. Compare dimensions for ARRAY_REFs only.
2118 (free_data_refs): Call macro to free access functions.
2119 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
2120 fields from stmt_vinfo.
2121 (struct base_object_info): New structure.
2122 (struct data_reference): Move fields to base_object_info. Add fields
2123 first_location and object_info for above structures. Move fields from
2124 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
2125 aligned_to. Add macros to access the new fields.
2126 Update functions declarations.
2127 * tree-flow.h (is_aliased_with): Declare.
2128 * tree-loop-linear.c (linear_transform_loops): Call
2129 compute_data_dependences_for_loop with correct parameters.
2130 * tree-ssa-alias.c (is_aliased_with): New function.
2131 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
2132 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
2133 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
2134 vect_base_addr_differ_p, compute_subscript_distance and
2135 build_classic_dist_vector. Add printings. Check absolute value of
2137 (vect_analyze_data_ref_dependences): Go through ddrs instead of
2139 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
2140 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
2141 to bytes. Add printing.
2142 (vect_compute_data_refs_alignment): Go through loads and stores in one
2144 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
2145 vect_analyze_data_ref_access): Likewise.
2146 (vect_analyze_pointer_ref_access): Remove.
2147 (vect_address_analysis, vect_object_analysis): Likewise.
2148 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
2149 and analyze data-refs in the loop.
2150 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
2151 fields of data-ref instead of stmt. Add init to the offset from the
2153 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
2154 (vect_update_init_of_dr): Likewise.
2155 (vect_update_inits_of_drs): Go through loads and stores in one loop.
2156 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
2158 (new_loop_vec_info): Initialize new fields.
2159 (destroy_loop_vec_info): Free new fields.
2160 (vect_strip_conversion): Remove.
2161 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
2162 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
2163 datarefs. Add new field ddrs.
2164 Add macros for the new fields access.
2165 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
2166 base_aligned_p, misalignment, memtag, ptr_info and subvars.
2167 Remove their macros.
2168 * tree.h (highest_pow2_factor): Declare.
2170 2005-07-25 Jakub Jelinek <jakub@redhat.com>
2172 * calls.c (store_one_arg): Check for sibling call MEM arguments
2173 from already clobbered incoming argument area.
2175 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2177 * c-common.c (check_missing_format_attribute): New.
2178 * c-common.h (check_missing_format_attribute): Likewise.
2179 * c-typeck.c (convert_for_assignment): Use it.
2181 2005-07-24 Andreas Schwab <schwab@suse.de>
2183 * config/m68k/m68k.md ("extendqidi2"): When source is an address
2184 register use a word move. Correct operand of ext.w in 68000 code.
2186 2005-07-23 Mark Mitchell <mark@codesourcery.com>
2188 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
2189 variables as declarations, rather than definitions.
2191 2005-07-24 Ira Rosen <irar@il.ibm.com>
2193 PR tree-optimization/22526
2194 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
2197 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2199 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
2200 that C99 reserve for future use. Use it to define clog10,
2201 clog10f and clog10l.
2203 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2205 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
2206 * configure.ac: Check for -Wmissing-format-attribute.
2208 * configure: Regenerate.
2210 2005-07-23 Richard Henderson <rth@redhat.com>
2212 PR tree-optimization/22623
2213 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
2215 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
2218 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
2220 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2222 * Makefile.in (C_TREE_H): Update dependencies.
2223 * c-tree.h: Include toplev.h.
2224 * diagnostic.h (diagnostic_set_info): Add format attribute.
2225 * rtl-error.c (diagnostic_for_asm): Likewise.
2227 2005-07-23 Chao-ying Fu <fu@mips.com>
2229 * config/mips/mips-dsp.md: New file.
2230 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
2231 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
2233 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
2234 MIPS_BUILTIN_BPOSGE32.
2235 (mips_expand_builtin_direct): Add one parameter to indicate that
2236 builtin functions need to return a value.
2237 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
2239 (mips_regno_to_class): Add classes for 12 new DSP registers.
2240 (mips_subword): Change to check four HI registers.
2241 (mips_output_move): Output move to and from 6 new DSP accumulators.
2242 (override_options): Make sure -mdsp and -mips16 are not used together.
2243 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
2245 (mips_conditional_register_usage): Disable 6 new DSP accumulators
2247 (print_operand): Add 'q' for printing DSP accumulators.
2248 (mips_cannot_change_mode_class): Check ACC_REGS.
2249 (mips_secondary_reload_class): Check ACC_REGS.
2250 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
2251 (mips_register_move_cost): Check ACC_REGS.
2252 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
2253 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
2254 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
2255 (dsp_bdesc): New array.
2256 (bdesc_arrays): Add DSP builtin function table.
2257 (mips_prepare_builtin_arg): Check predicate again after
2259 (mips_expand_builtin): Add one more parameter to
2260 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
2261 MIPS_BUILTIN_BPOSGE32.
2262 (mips_init_builtins): Initialize new function types.
2263 (mips_expand_builtin_direct): Check if builtin functions need to
2264 return a value and pass operands properly.
2265 (mips_expand_builtin_bposge): New function.
2266 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
2267 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
2268 (FIRST_PSEUDO_REGISTER): Increase to 188.
2269 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
2270 Update for 12 new DSP registers.
2271 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
2272 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
2273 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
2274 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
2275 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
2276 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
2277 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
2278 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
2279 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
2280 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
2281 (REGISTER_NAMES): Add names for 12 new DSP registers.
2282 * config/mips/mips.md: Include mips-dsp.md.
2283 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
2284 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
2285 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
2286 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
2287 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
2288 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
2289 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
2290 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
2291 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
2292 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
2293 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
2294 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
2295 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
2296 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
2297 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
2298 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
2299 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
2300 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
2301 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
2302 (UNSPEC_RDDSP): New constants.
2303 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
2304 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
2306 * config/mips/mips.opt (-mdsp): New option.
2307 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
2308 (reg_imm10_operand): New predicates.
2309 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
2310 * doc/invoke.texi (-mdsp): Document new option.
2312 2005-07-22 DJ Delorie <dj@redhat.com>
2314 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
2316 * tree-inline.c (inlinable_function_p): Likewise.
2318 2005-07-22 Mark Mitchell <mark@codesourcery.com>
2321 * toplev.c (check_global_declarations): Do not mark undefined
2322 variables as DECL_IGNORED_P.
2323 * varasm.c (first_global_object_name): GTY it.
2324 (weak_global_object_name): Likewise.
2325 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
2326 a string to go into {weak,first}_global_object_name.
2328 2005-07-22 DJ Delorie <dj@redhat.com>
2330 * c-format.c (check_function_format): Change warning control
2331 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
2333 2005-07-22 Diego Novillo <dnovillo@redhat.com>
2335 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
2336 &PTR->FLD a dereference of PTR.
2337 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
2338 a potential dereference of PTR.
2340 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
2342 PR rtl-optimization/20370
2343 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
2344 call allocate_reg_info if necessary.
2346 PR rtl-optimization/21848
2347 * calls.c (emit_library_call_value_1): For const functions, add
2348 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
2350 PR rtl-optimization/22445
2351 * cselib.c (target.h): Include.
2352 (rtx_equal_for_cselib_p): Allow commutative matches.
2353 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
2354 Remove MODE parameter. Changed all callers.
2356 PR rtl-optimization/22258
2357 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
2359 (try_combine): Use likely_spilled_retval_p.
2361 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
2363 * config.gcc: Add crx-elf support.
2365 * doc/contrib.texi: Mention crx.
2366 * doc/extend.texi: Document crx extensions.
2367 * doc/install.texi: Document crx install.
2368 * doc/invoke.texi: Document crx options.
2369 * doc/md.texi: Document crx constraints.
2371 * config/crx/crx-protos.h: New file.
2372 * config/crx/crx.c: New file.
2373 * config/crx/crx.h: New file.
2374 * config/crx/crx.md: New file.
2375 * config/crx/crx.opt: New file.
2376 * config/crx/t-crx: New file.
2378 2005-07-22 Manfred Hollstein <mh@suse.com>
2380 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
2382 (int_add_graph_edge): Likewise.
2383 (collapse_nodes): Likewise.
2384 (process_unification_queue): Likewise.
2386 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2387 Laurent GUERBY <laurent@guerby.net>
2389 PR tree-optimization/22336
2390 * function.c (record_block_change): Check for
2391 cfun->ib_boundaries_block.
2393 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
2395 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
2396 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
2398 2005-07-21 DJ Delorie <dj@redhat.com>
2400 * toplev.c (warn_deprecated_use): Add warning control to warning
2402 * c-typeck.c (parser_build_binary_op): Likewise.
2403 (c_finish_if_stmt): Likewise.
2404 * c-common.c (check_function_sentinel): Likewise.
2405 (check_nonnull_arg): Likewise.
2407 2005-07-21 Richard Henderson <rth@redhat.com>
2410 * tree-complex.c (complex_ssa_name_components): New.
2411 (cvc_lookup): Allow entry not found.
2412 (create_components): Remove.
2413 (create_one_component_var, get_component_var): New.
2414 (get_component_ssa_name, set_component_ssa_name): New.
2415 (extract_component): Use get_component_ssa_name.
2416 (update_complex_components): Use set_component_ssa_name.
2417 (update_complex_components_on_edge): Likewise.
2418 (update_phi_components): Create new PHI nodes directly, instead
2419 of adding insns to edges.
2420 (tree_lower_complex): Allocate and free complex_variable_components
2421 and complex_ssa_name_components here.
2423 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
2425 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
2426 revert to returning false.
2428 2005-07-21 Uros Bizjak <uros@kss-loka.si>
2431 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
2433 2005-07-21 Uros Bizjak <uros@kss-loka.si>
2436 * config/i386/i386.md (cmpxf): Change operand constraints
2437 to "nonmemory_operand".
2439 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
2441 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
2443 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
2446 * fold-const.c (fold_build1): Add checksum for the operands.
2447 (fold_build2): Likewise.
2448 (fold_build3): Likewise.
2450 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
2453 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
2455 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
2457 * common.opt (-fforward-propagate): Committed by mistake,
2460 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2462 * reg-stack.c: Fix comment typo(s).
2463 * tree-ssa-operands.c: Likewise.
2464 * tree-vectorizer: Likewise.
2466 2005-07-21 Nick Clifton <nickc@redhat.com>
2468 * config/sh/symbian.c: Replace C++ style line comments with C
2469 style line comments.
2470 (symbian_add_attribute): Do not use a ? operator on the LHS of
2472 (sh_symbian_handle_dll_attribute): Change the type of the
2473 method vector to "VEC(tree,gc)*" and use vector accessor
2474 macros to walk over the elements.
2475 (symbian_export_vtable_and_rtti_p): Likewise.
2476 (symbian_class_needs_attribute_p): Likewise.
2478 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
2481 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
2482 initialize targetm.resolve_overloaded_builtin here.
2483 (altivec_expand_overloaded_builtin): Make it non-static.
2484 * config/rs6000/rs6000-protos.h
2485 (altivec_expand_overloaded_builtin): New prototype.
2486 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
2487 targetm.resolve_overloaded_builtin here.
2488 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
2490 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
2491 Zdenek Dvorak <dvorakz@suse.cz>
2493 PR tree-optimization/19210
2494 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
2496 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
2497 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
2498 rely on unproven assumptions.
2499 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
2500 * tree-flow.h (number_of_iterations_exit): Add final parameter.
2501 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
2502 to number_of_iterations_exit.
2503 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
2504 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
2505 * tree-ssa-loop-niter.c (find_loop_niter,
2506 estimate_numbers_of_iterations_loop): Likewise.
2507 (number_of_iterations_exit): Honor the new options.
2508 * doc/invoke.texi (Wunsafe-loop-optimizations,
2509 funsafe-loop-optimizations): Document them.
2511 2005-07-21 Richard Sandiford <richard@codesourcery.com>
2513 PR rtl-optimization/22167
2514 * gcse.c (hoist_code): Fix hoist_exprs[] check.
2516 2005-07-20 Adam Nemet <anemet@lnxw.com>
2518 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
2519 __do_global_dtors_aux longcall.
2521 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
2523 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
2524 (old_special_pred_table): Don't reference
2525 SPECIAL_MODE_PREDICATES.
2526 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
2527 * config/arc/arc.h: Don't mention PREDICATE_CODES.
2528 * config/sh/predicates.h: Don't mention
2529 SPECIAL_MODE_PREDICATES.
2530 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
2533 2005-07-20 DJ Delorie <dj@redhat.com>
2535 * config.gcc: Add m32c-elf support.
2537 * doc/contrib.texi: Mention m32c.
2538 * doc/extend.texi: Document m32c extensions.
2539 * doc/install.texi: Mention m32c.
2540 * doc/invoke.texi: Document m32c options.
2541 * doc/md.texi: Document m32c constraints.
2543 * config/m32c/addsub.md: New file.
2544 * config/m32c/bitops.md: New file.
2545 * config/m32c/cond.md: New file.
2546 * config/m32c/jump.md: New file.
2547 * config/m32c/m32c-lib1.S: New file.
2548 * config/m32c/m32c-lib2.c: New file.
2549 * config/m32c/m32c-modes.def: New file.
2550 * config/m32c/m32c-pragma.c: New file.
2551 * config/m32c/m32c-protos.h: New file.
2552 * config/m32c/m32c.abi: New file.
2553 * config/m32c/m32c.c: New file.
2554 * config/m32c/m32c.h: New file.
2555 * config/m32c/m32c.md: New file.
2556 * config/m32c/m32c.opt: New file.
2557 * config/m32c/minmax.md: New file.
2558 * config/m32c/mov.md: New file.
2559 * config/m32c/muldiv.md: New file.
2560 * config/m32c/predicates.md: New file.
2561 * config/m32c/prologue.md: New file.
2562 * config/m32c/shift.md: New file.
2563 * config/m32c/t-m32c: New file.
2565 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
2567 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
2568 (stack_protect_set, stack_protect_test): New expanders.
2569 (stack_protect_set_si, stack_protect_set_si_media,
2570 stack_protect_set_di_media, stack_protect_test_si,
2571 stack_protect_test_si_media, stack_protect_test_di_media):
2574 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
2576 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
2578 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
2580 * tree.h (tree_expr_nonzero_p): Export.
2581 * fold-const.c (tree_expr_nonzero_p): Likewise.
2582 Return true for CALL_EXPRs that are alloca calls.
2583 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
2585 * tree-flow.h (expr_computes_nonzero): Remove.
2586 * tree-vrp.c (expr_computes_nonzero): Remove.
2587 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
2588 (extract_range_from_unary_expr): Likewise.
2589 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
2590 tree_expr_nonzero_p.
2592 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
2594 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
2595 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
2596 extra arg "picreg" and use it instead of pic_offset_table_rtx.
2597 All callers changed.
2598 (frame_related_constant_load): New arg "related" which controls
2599 setting of RTX_FRAME_RELATED_P. All callers changed.
2600 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
2601 (bfin_expand_prologue): Add stack limit checking.
2602 * config/bfin/bfin.md (trapifcc): New pattern.
2604 * config/bfin/bfin.c: Include "langhooks.h".
2605 (def_builtin): Go through lang_hooks to call builtin_function.
2607 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
2608 * config/bfin/predicates.md (symbol_ref_operand): New.
2609 (call_insn_operand): Delete. All callers changed to use
2610 register_no_elim_operand.
2611 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
2613 (function_arg): Use it to generate the call's operand 2.
2614 (bfin_longcall_p): New function.
2615 (bfin_expand_call): Extra arg "cookie". All callers and declaration
2616 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
2617 determine if the address needs to be in a REG.
2618 (bfin_handle_longcall_attribute): New function.
2619 (bfin_attribute_table): Add "longcall" and "shortcall".
2620 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
2621 (CUMULATIVE_ARGS): New member call_cookie.
2622 (PREDICATE_CODES): Add symbol_ref_operand.
2623 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
2624 extra USE to the pattern.
2625 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
2626 New patterns, split off call_insn, sibcall_insn, call_value_insn and
2627 sibcall_value_insn; now the new patterns handle direct calls and the
2628 old ones indirect calls.
2629 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
2631 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
2633 * doc/trouble.texi: Update section on handling of empty loops.
2635 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
2637 * config.gcc: Remove support for sparc-*-openbsd*,
2638 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
2640 * config.host: Remove support for i860-*-sysv4* as a host.
2641 * config/i860/*, config/ip2k/*, config/ns32k/*,
2642 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
2643 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
2644 mention obsolete ports.
2646 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
2648 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
2650 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
2651 of frame_pointer_rtx.
2652 (sh_expand_epilogue): Likewise.
2653 (sh_set_return_address): Likewise.
2654 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
2655 instead of FRAME_POINTER_REGNUM if needed. Add elimination
2656 offsets from FRAME_POINTER_REGNUM.
2657 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
2658 (sh_register_names): Add initializer for sfp.
2659 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
2660 (VALID_REGISTER_P): Likewise.
2661 (FIRST_PSEUDO_REGISTER): Update.
2662 (DWARF_FRAME_REGISTERS): Define.
2663 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
2664 (HARD_FRAME_POINTER_REGNUM): Define.
2665 (FRAME_POINTER_REGNUM): Redefine.
2666 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
2667 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
2668 from FRAME_POINTER_REGNUM.
2669 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
2670 FRAME_POINTER_REGNUM.
2671 (REG_CLASS_CONTENTS): Add sfp.
2672 (REG_ALLOC_ORDER): Likewise.
2673 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
2674 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
2675 of frame_pointer_rtx.
2676 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
2678 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
2680 * fold-const.c (tree_expr_nonnegative_p): Only return true for
2681 ABS_EXPR when flag_wrapv is false because of INT_MIN.
2682 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
2684 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
2687 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
2689 Make CONSTRUCTOR use VEC to store initializers.
2690 * c-common.c (complete_array_type): Update to cope with VEC in
2692 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
2693 (pp_c_constructor_elts): New function.
2694 * c-pretty-print.h (pp_c_constructor_elts): Declare.
2695 * c-typeck.c (build_function_call, build_c_cast, digest_init,
2696 struct constructor_stack, struct initializer_stack,
2697 constructor_elements, push_init_level, pop_init_level,
2698 add_pending_init, find_init_member, output_init_element): Update to
2699 cope with VEC in CONSTRUCTOR_ELTS.
2700 * coverage.c (build_fn_info_value, build_ctr_info_value,
2701 build_gcov_info): Likewise.
2702 * expr.c (categorize_ctor_elements_1, store_constructor,
2703 expand_expr_real_1): Likewise.
2704 * fold-const.c (fold_ternary): Likewise.
2705 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
2706 gimplify_init_constructor, gimplify_expr): Likewise.
2707 * tree-dump.c (dequeue_and_dump): Likewise.
2708 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
2710 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
2712 * tree-sra.c (generate_element_init_1): Likewise.
2713 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
2714 * tree-ssa-operands.c (get_expr_operands): Likewise.
2715 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
2716 * tree-vect-transform.c (vect_get_vec_def_for_operand):
2717 (get_initial_def_for_reduction): Likewise.
2718 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
2719 value handle in annotations.
2720 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
2721 tree_node_structure): Add support for constr_kind.
2722 (build_vector_from_ctor, build_constructor_single,
2723 build_constructor_from_list): New functions.
2724 (build_constructor): Update to take a VEC instead of a TREE_LIST.
2725 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
2726 Update to cope with VEC in CONSTRUCTOR_ELTS.
2727 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
2728 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
2729 CONSTRUCTOR_APPEND_ELT): New macros.
2730 (struct constructor_elt, struct tree_constructor): New data types.
2731 (union tree_node): Add tree_constructor field.
2732 * treestruct.def: Define TS_CONSTRUCTOR.
2733 * varasm.c (const_hash_1, compare_constant, copy_constant,
2734 compute_reloc_for_constant, output_addressed_constants,
2735 initializer_constant_valid_p, output_constant,
2736 array_size_for_constructor, output_constructor): Update to cope with
2737 VEC in CONSTRUCTOR_ELTS.
2738 * vec.h (VEC_empty, VEC_copy): New macros.
2740 2005-07-19 Devang Patel <dpatel@apple.com>
2742 * dbxout.c (dbxout_type): Check Objective-C++ lang.
2744 2005-07-19 Richard Henderson <rth@redhat.com>
2747 * gimplify.c (gimplify_expr): Use main variant type for the temp
2748 destination for a discarded volatile read.
2749 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
2750 casts between non-void types that change volatility.
2752 2005-07-15 DJ Delorie <dj@redhat.com>
2754 * toplev.h: Add comment about the first parameter for warning().
2755 * errors.h: Likewise.
2757 * c.opt (Wpragmas): New.
2758 * doc/invoke.texi: Document it.
2760 * function.c (do_warn_unused_parameter): Add warning control to
2762 * c-decl.c (warn_if_shadowing): Likewise.
2763 * c-lex.c (cb_def_pragma): Likewise.
2764 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
2765 (pop_alignment): Likewise.
2766 (handle_pragma_pack): Likewise.
2767 (apply_pragma_weak): Likewise.
2768 (handle_pragma_weak): Likewise.
2769 (handle_pragma_redefine_extname): Likewise.
2770 (add_to_renaming_pragma_list): Likewise.
2771 (handle_pragma_extern_prefix): Likewise.
2772 (maybe_apply_renaming_pragma): Likewise.
2773 (handle_pragma_visibility): Likewise.
2775 * config/c4x/c4x-c.c (BAD): Likewise.
2776 (c4x_parse_pragma): Likewise.
2777 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
2778 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
2779 (rs6000_pragma_longcall): Likewise.
2780 * config/v850/v850-c.c (pop_data_area): Likewise.
2781 (ghs_pragma_section): Likewise.
2782 (ghs_pragma_section): Likewise.
2783 (ghs_pragma_interrupt): Likewise.
2784 (ghs_pragma_starttda): Likewise.
2785 (ghs_pragma_startsda): Likewise.
2786 (ghs_pragma_startzda): Likewise.
2787 (ghs_pragma_endtda): Likewise.
2788 (ghs_pragma_endsda): Likewise.
2789 (ghs_pragma_endzda): Likewise.
2791 2005-07-19 Danny Berlin <dberlin@dberlin.org>
2792 Kenneth Zadeck <zadeck@naturalbridge.com>
2794 * Makefile.in: Removed tree-promote-statics.c
2795 * tree-promote-statics.c: Removed.
2796 * common.opt: Removed flag-promote-statics.
2798 * passes.c: Removed tree-promote-statics pass.
2799 * tree-pass.h: Ditto.
2800 * timevar.def: Removed TV_PROMOTE_STATICS.
2803 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
2805 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
2807 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
2809 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2812 * c-common.c (check_function_arguments): Call
2813 'check_function_format' if either -Wformat or
2814 -Wmissing-format-attribute are specified.
2815 * c-format.c (check_function_format): Check -Wformat before
2816 calling 'check_format_info'.
2817 * c-opts.c (c_common_post_options): Don't warn for
2818 -Wmissing-format-attribute without -Wformat.
2819 * c-typeck.c (convert_for_assignment): Detect additional cases for
2820 -Wmissing-format-attribute.
2821 * doc/invoke.texi (-Wmissing-format-attribute): Document new
2824 2005-07-19 Richard Guenther <rguenther@suse.de>
2826 * config/i386/i386.md (lrint<mode>2): Use temporary
2827 instead of clobbering non-existent memory.
2829 2005-07-19 Nick Clifton <nickc@redhat.com>
2831 * config/avr/avr.c (legitimate_address_p): Fix debugging print
2832 statement to avoid displaying ASCII control characters.
2834 2005-07-19 Ben Elliston <bje@au.ibm.com>
2836 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
2837 * cfganal.c (find_edge_index): Ditto.
2838 * combine.c (combine_instructions): Ditto.
2839 * ddg.c (create_scc): Ditto.
2840 (find_successors): Ditto.
2841 (find_predecessors): Ditto.
2842 (find_nodes_on_paths): Ditto.
2843 (longest_simple_path): Ditto.
2844 * flow.c (update_life_info): Ditto.
2845 (count_or_remove_death_notes): Ditto.
2846 (clear_log_links): Ditto.
2847 * modulo-sched.c (generate_reg_moves): Ditto.
2848 (find_max_asap): Ditto.
2849 (find_max_hv_min_mob): Ditto.
2850 (find_max_dv_min_mob): Ditto.
2851 * sbitmap.c (sbitmap_first_set_bit): Ditto.
2852 * sched-rgn.c (extract_edgelst): Ditto.
2853 * tree-into-ssa.c (prepare_names_to_update): Ditto.
2854 (dump_update_ssa): Ditto.
2855 (ssa_names_to_replace) Ditto.
2856 (switch_virtuals_to_full_rewrite): Ditto.
2857 (update_ssa): Ditto.
2858 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
2860 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
2862 Fix PR tree-optimization/22483
2864 * tree-complex.c (create_components): Use
2865 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
2866 * tree-flow-inline.h (fill_referenced_var_vec): New function.
2867 * tree-flow.h (safe_referenced_var_iterator): New structure.
2868 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
2869 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
2870 safe_referenced_var iterator.
2871 (add_type_alias): Ditto.
2873 2005-07-19 Steven Bosscher <stevenb@suse.de>
2875 * loop-init.c (rest_of_handle_loop2): Remove.
2876 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
2877 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
2878 (pass_rtl_loop_init, pass_rtl_loop_done,
2879 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
2880 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
2881 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
2882 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
2883 pass_tree_loop_done, and pass_tree_unswitch.
2884 (gate_loop): Rename to gate_tree_loop.
2885 * passes.c (init_optimization_passes): Update for renamed tree
2886 loop passes. Add the new loop2 passes as subpasses of loop2.
2887 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
2888 Update for the renamed tree loop passes.
2890 2005-07-18 Ian Lance Taylor <ian@airs.com>
2893 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
2894 blocks when optimizing.
2896 2005-07-18 Steve Ellcey <sje@cup.hp.com>
2898 * common.opt (frename-registers): Initialize to 2.
2900 (fgcse-after-reload): Ditto.
2901 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
2902 (process_options): Only change flag_web, flag_rename_registers,
2903 and flag_rerun_cse_after_loop if not explicitly set by user.
2905 2005-07-18 Jan Beulich <jbeulich@novell.com>
2907 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
2908 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
2909 in 64-bit mode the same as DImode in 32-bit mode.
2910 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
2911 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
2912 mode. Add new mode parameter.
2913 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
2914 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
2915 x86_64_shift_adj): New expanders.
2916 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
2917 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
2919 Respective new splitters. Use renamed shift splitter helpers in 32-bit
2920 DImode shift splitters.
2921 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
2922 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
2925 2005-07-18 Jan Beulich <jbeulich@novell.com>
2927 * i386.md (movdi_extzv_1): New.
2928 (zero_extendhidi2): Combine alternatives and never force use of
2930 (zero_extendqidi2): Likewise. Don't restrict input selection.
2932 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
2934 Fix PR tree-optimization/22531
2935 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
2938 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
2940 * tree-promote-statics.c (pass_promote_statics): Change dump file
2943 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
2945 * tree-optimize.c (init_tree_optimization_passes): Add
2946 pass_eliminate_useless_stores pass.
2947 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
2948 * tree-ssa-pre.c (is_copy_stmt): New function.
2949 (follow_copies_till_vuse): Ditto.
2950 (do_eustores): Ditto.
2951 (gate_eustores): Ditto.
2953 2005-07-16 Richard Henderson <rth@redhat.com>
2955 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
2957 2005-07-16 Danny Berlin <dberlin@dberlin.org>
2958 Kenneth Zadeck <zadeck@naturalbridge.com>
2960 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
2961 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
2962 ipa-type-escape.h, tree-promote-statics.c
2963 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
2964 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
2965 tree-promote-statics.c: new files.
2966 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
2967 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
2968 int nonlocal_set_p, mark_constant_function): Deleted.
2969 (rest_of_handle_cfg): Removed call to mark_constant_function.
2970 (nonoverlapping_component_refs_p): Added calls to support
2971 type based aliasing.
2972 * tree-ssa-alias.c (may_alias_p,
2973 compute_flow_insensitive_aliasing): Ditto.
2974 * calls.c (flags_from_decl_or_type): Removed reference to
2976 * c-typeck.c (convert_arguments): Make builtins tolerant of having
2977 too many arguments. This is necessary for Spec 2000.
2978 * cgraph.h (const_function, pure_function): Removed.
2979 * common.opt: Added "fipa-pure-const", "fipa-reference",
2980 "fipa-type-escape", and "ftree-promote-static".
2982 * passes.c: Added ipa and tree-promote-statics passes.
2983 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
2984 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
2985 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
2986 * tree-flow.h: Added exposed sra calls and addition of
2987 reference_vars_info field for FUNCTION_DECLS.
2988 * tree-pass.h: Added passes.
2989 * tree-sra.c: (sra_init_cache): New function.
2990 (sra_insert_before, sra_insert_after) Made public.
2991 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
2993 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
2994 aliasing. (may_alias_p): Added code to use type escape analysis to
2996 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
2997 code to prune clobbers of static variables based on information
2998 produced in ipa-reference pass. Changed call clobbering so that
2999 statics are not marked as clobbered if the call does not clobber
3002 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
3004 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
3007 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
3009 * doc/install.texi (*-*-solaris2*): Document recommended version
3010 of GNU binutils and mention GNU linker problem on Solaris 10.
3012 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
3015 * c-decl.c (c_build_bitfield_integer_type): New function.
3016 (finish_struct): Call it.
3017 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
3019 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3021 * c-typeck.c (digest_init): Call 'convert_for_assignment'
3024 2005-07-16 Jan Hubicka <jh@suse.cz>
3026 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
3027 (scale_bbs_frequencies_int): Watch roundoff errors.
3028 * predict.c (return_prediction): Initialize return_stmt.
3030 2005-07-16 Jan Hubicka <jh@suse.cz>
3032 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
3033 after RTL profiling.
3035 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
3038 * fold-const.c (build_range_check): Convert high/low to etype
3039 if we are only comparing against exp.
3041 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
3043 Fix PR tree-optimization/22376
3044 * tree-ssa-structalias.c (build_constraint_graph): We really meant
3046 (need_to_solve): New function.
3047 (compute_points_to_sets): Use it.
3049 2005-07-15 Jan Hubicka <jh@suse.cz>
3051 * cfg.c (update_bb_profile_for_threading): More diagnostic.
3052 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
3054 2005-07-15 Richard Guenther <rguenther@suse.de>
3056 * c-common.c (handle_flatten_attribute): New function.
3057 Add flatten function attribute.
3058 * doc/extend.texi: Document flatten function attribute.
3059 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
3060 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
3062 (cgraph_decide_inlining): Handle functions with flatten
3065 2005-07-14 David Edelsohn <edelsohn@gnu.org>
3067 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
3068 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
3069 UNSPEC_XCHG, UNSPEC_AND): New.
3070 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
3071 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
3072 * config/rs6000/sync.md (FETCHOP): New code macro.
3073 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
3075 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
3076 (sync_compare_and_swap<mode>): Same.
3077 (sync_lock_test_and_set<mode>): Same.
3078 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
3079 for QImode and HImode, and not PPC405.
3080 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
3081 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
3082 (sync_<fetchop>{si,di}_internal): New.
3083 (sync_nand{si,di}_internal): New.
3084 (sync_old_<fetchop>{si,di}_internal): New.
3085 (sync_old_nand{si,di}_internal): New
3086 (sync_new_<fetchop>{si,di}_internal): New.
3087 (sync_new_nand{si,di}_internal): New.
3088 (atomic_and{si,di}): New.
3089 (sync_new_nand{si,di}_internal): New.
3090 (atomic_and{si,di}): New.
3091 (sync_add<mode>_internal): Delete.
3092 (sync_addshort_internal): Use unspec instead of unspec_volatile.
3093 (sync_sub<mode>_internal): Delte.
3094 (sync_subshort_internal): New.
3095 (sync_andsi_internal): Use unspec instead of unspec_volatile.
3096 (sync_anddi_internal): Delete.
3097 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
3098 (sync_booldi_internal): Delete.
3099 (sync_boolc<mode>_internal): Delete.
3100 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
3101 (sync_boolc<mode>_internal2): Delete.
3102 (sync_boolcc<mode>_internal): Delete.
3103 (isync, lwsync): Use unspec instead of unspec_volatile.
3104 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
3105 Revert UNSPEC_VOLATILE.
3106 (rs6000_split_atomic_op): New.
3107 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
3109 2005-07-14 Eric Christopher <echristo@redhat.com>
3111 * config/mips/mips.c (mips_canonicalize_comparison): Cast
3112 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
3114 2005-07-14 Eric Christopher <echristo@redhat.com>
3116 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
3118 2005-07-14 Steven Bosscher <stevenb@suse.de>
3120 PR tree-optimization/22230
3121 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
3122 the computation of the four cross productions for "range op range".
3124 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
3125 Ulrich Weigand <uweigand@de.ibm.com>
3128 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
3131 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
3133 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
3135 2005-07-14 Steve Ellcey <sje@cup.hp.com>
3137 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
3139 2005-07-14 Richard Guenther <rguenther@suse.de>
3142 * config/i386/i386-protos.h (ix86_function_value): Change
3143 prototype to match new target hook.
3144 * config/i386/i386.c (ix86_value_regno): Change prototype
3145 to take extra type argument.
3146 (TARGET_FUNCTION_VALUE): Define.
3147 (ix86_function_ok_for_sibcall): Pass extra argument to
3148 ix86_value_regno, check return slot rtx for exact match.
3149 (ix86_function_value): Take extra parameter. Dispatch to
3150 ix86_value_regno with fndecl/fntype as provided.
3151 (ix86_value_regno): Handle extra type argument.
3152 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
3154 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
3155 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
3156 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
3157 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
3158 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
3160 2005-07-14 Richard Guenther <rguenther@suse.de>
3162 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
3163 * calls.c (expand_call): Pass fntype to hard_function_value.
3164 (emit_library_call_value_1): Likewise.
3165 * explow.c: Include target.h.
3166 (hard_function_value): Take extra argument, the fntype.
3167 Use new target hook for function_value.
3168 * expr.h (hard_function_value): Change prototype.
3169 * function.c (aggregate_value_p): Pass 0 as fntype to
3170 hard_function_value.
3171 (assign_parms): Use new target hook for function_value.
3172 Pass 0 as fntype to hard_function_value.
3173 (expand_function_end): Likewise.
3174 * reg-stack.c: Include target.h.
3175 (stack_result): Use new target hook for function_value.
3176 * target-def.h: New target hook function_value.
3177 * target.h: Likewise.
3178 * targhooks.c (default_function_value): New function.
3179 * targhooks.h (default_function_value): Declare.
3181 2005-07-13 Ian Lance Taylor <ian@airs.com>
3183 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
3185 2005-07-14 Jan Hubicka <jh@suse.cz>
3187 * tree-dfa.c (dump_variable): Use default_def function.
3188 * tree-ssa-alias.c (dump_points_to_info): Likewise.
3189 * tree-ssa.c (verify_use): Likewise.
3190 * tree-ssanames.c (release_ssa_name): Likewise.
3191 * tree-tailcall.c (eliminate_tail_call): Likewise.
3192 (tree_optimize_tail_calls_1): Likewise.
3193 * tree-vrp.c (get_value_range): Likewise.
3195 2005-07-14 Ben Elliston <bje@au.ibm.com>
3197 * gcc.c (main): Compare language[0] with '*' when iterating over
3200 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
3202 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
3203 "s390_emit_compare". Add handling of CCZ1mode.
3204 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
3205 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
3207 (s390_branch_condition_mask): Add CCZ1mode handling.
3208 * config/s390/s390.md: ("seq", "*seq"): New pattern.
3209 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
3210 Use CCZ1mode instead of CCZmode.
3211 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
3213 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
3215 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
3217 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
3219 2005-07-13 Eric Christopher <echristo@redhat.com>
3221 * config/mips/mips.c (mips_canonicalize_comparison): New.
3222 (mips_emit_int_relational): Use.
3224 2005-07-13 Eric Christopher <echristo@redhat.com>
3226 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
3228 * config/s390/s390.md: Include tpf.md. Move tpf specific
3230 * config/s390/tpf.md: To here.
3231 * config/s390/s390.opt: Move tpf specific options...
3232 * config/s390/tpf.opt: to here. Add mmain option.
3233 * config/s390/tpf-unwind.h: Remove unnecessary defines.
3234 * config/s390/tpf.h: Rewrite.
3236 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
3238 * doc/tm.texi: Remove @xref{Cross-profiling}.
3240 2005-07-13 Jeff Law <law@redhat.com>
3242 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
3243 expressions, test their _DECL operands for pointer equality rather
3244 than using operand_equal_p.
3246 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
3248 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
3249 (TARGET_POSIX_IO): This.
3250 * config/darwin.h: Likewise.
3251 * config/freebsd.h: Likewise.
3252 * config/linux.h: Likewise.
3253 * config/lynx.h: Likewise.
3254 * config/netbsd.h: Likewise.
3255 * config/rs6000/linux64.h: Likewise.
3256 * config/rs6000/linux.h: Likewise.
3257 * config/s390/tpf.h: Likewise.
3258 * config/sh/embed-elf.h: Likewise.
3259 * config/sparc/linux64.h: Likewise.
3260 * config/sparc/linux.h: Likewise.
3261 * config/svr4.h: Likewise.
3262 * gcov-io.h: Likewise.
3264 * doc/tm.texi: Updated.
3266 * libgcov.c (create_file_directory): Defined only if
3267 TARGET_POSIX_IO is defined.
3268 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
3271 2005-07-13 Jan Hubicka <jh@suse.cz>
3273 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
3275 2005-07-13 David Edelsohn <edelsohn@gnu.org>
3277 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
3278 structure as argument.
3280 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
3282 PR tree-optimization/21921
3283 * tree-iterator.c (tsi_link_before): Support the case when
3284 tsi_end_p (tsi) == true.
3286 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
3288 PR tree-optimization/22442
3289 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
3292 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
3294 PR rtl-optimization/20376
3295 * toplev.c (process_options): Enable -fweb and -frename-registers when
3297 * doc/invoke.texi: Update the information about when -fweb and
3298 -frename-registers are enabled.
3300 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
3303 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
3304 if *rhs_p is not a SSA_NAME.
3306 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
3308 Fix PR tree-optimization/22422
3309 * tree-ssa-structalias.c (struct variable_info): Add flag for
3311 (get_varinfo): Now a static function.
3312 (new_varinfo): init has_union and is_special_var to false.
3313 (solution_set_add): Check has_union.
3314 (do_da_constraint): Move temporary variable so it gets reset
3316 Also check for special variable.
3317 (do_ds_constraint): Ditto.
3318 (do_sd_constraint): Ditto.
3319 (do_structure_copy): Check for special variable.
3320 (find_func_aliases): Ditto.
3321 (init_base_vars): Set special vars properly.
3323 2005-07-13 Jan Hubicka <jh@suse.cz>
3325 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
3328 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
3329 (get_expr_operands): Fix thinko wrt flags and subvars.
3331 PR tree-optimize/22379
3332 * tree-inline.c (expand_call_inline): Do not output sorry in early
3335 2005-07-12 Dale Johannesen <dalej@apple.com>
3337 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
3339 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
3342 * host-linux.h: Include limits.h.
3344 2005-07-12 Dale Johannesen <dalej@apple.com>
3346 * expr.c (compress_float_constant): Add cost check.
3347 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
3349 2005-07-12 Dale Johannesen <dalej@apple.com>
3351 * gcc.target/i386/compress-float-sse.c: New.
3352 * gcc.target/i386/compress-float-sse-pic.c: New.
3353 * gcc.target/i386/compress-float-387.c: New.
3354 * gcc.target/i386/compress-float-387-pic.c: New.
3355 * gcc.dg/compress-float-ppc.c: New.
3356 * gcc.dg/compress-float-ppc-pic.c: New.
3358 2005-07-12 Eric Christopher <echristo@redhat.com>
3360 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
3362 * config/s390/s390.md: Include tpf.md. Move tpf specific
3364 * config/s390/tpf.md: To here.
3365 * config/s390/s390.opt: Move tpf specific options...
3366 * config/s390/tpf.opt: to here. Add mmain option.
3367 * config/s390/tpf-unwind.h: Remove unnecessary defines.
3368 * config/s390/tpf.h: Rewrite.
3370 2005-07-12 Eric Christopher <echristo@redhat.com>
3372 * gcc.c (struct infile): Update comment for language.
3373 (main): Rewrite input file resetting code.
3375 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
3378 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
3379 requiring a cast in a non RHS of modify_expr. Add a cast when required.
3380 (lookup_avail_expr): Use constant_boolean_node instead
3381 of boolean_false_node/boolean_true_node.
3383 2005-07-12 Ben Elliston <bje@au.ibm.com>
3385 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
3386 and use it when printing num_edges.
3388 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
3390 * doc/extend.texi (Blackfin Built-in Functions): New section.
3391 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
3394 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
3396 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
3397 s/cmpstrsi/cmpstrnsi
3398 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
3400 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
3401 (init_optabs): Initialize cmpstrn_optab.
3402 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
3403 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
3404 * expr.c: (enum insn_code cmpstrn_optab): Declare.
3405 * config/i386/i386.md: s/cmpstr/cmpstrn
3406 * config/c4x/c4x.md: s/cmpstr/cmpstrn
3407 * doc/md.texi: Update documentation.
3409 2005-07-11 Richard Henderson <rth@redhat.com>
3411 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
3412 build_va_arg_indirect_ref.
3413 (alpha_gimplify_va_arg): Likewise.
3414 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
3415 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
3416 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
3417 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
3418 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
3419 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
3421 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
3423 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
3425 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
3426 * passes.c (init_optimization_passes): Add pass_empty_loop.
3427 * tree-pass.h (pass_empty_loop): Declare.
3428 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
3429 try_remove_empty_loop, remove_empty_loops): New functions.
3430 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
3431 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
3433 2005-07-12 Peter Barada <peter@the-baradas.com>
3437 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
3438 in address registers.
3439 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
3440 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
3441 alternative of addsi3_5200.
3443 2005-07-11 Ian Lance Taylor <ian@airs.com>
3445 * config/mips/mips.md (ffs<mode>2): Remove.
3447 2005-07-11 Ian Lance Taylor <ian@airs.com>
3449 * doc/tree-ssa.texi (Cleanups): Improve description of
3451 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
3453 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
3455 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
3456 * tree.h (DECL_ARGUMENT_FLD): New macro.
3458 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
3460 Fix PR tree-optimization/22404
3462 * tree-ssa-structalias.c (create_variable_info_for): Use
3465 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
3467 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
3468 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
3469 for second comparison operand.
3470 * config/bfin/predicates.md (reg_or_const_int_operand): New.
3472 * config/bfin/bfin.md (define_attr "type"): Add "sync".
3473 (define_insn_reservation "alu"): Likewise.
3474 (csync, ssync): Now of type sync.
3475 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
3476 -mcsync-anomaly -mspecld-anomaly.
3477 * config/bfin/bfin.opt (mcsync): Remove.
3478 (mcsync-anomaly, mspecld-anomaly): Add.
3479 * config/bfin/bfin.c: Include "insn-codes.h".
3480 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
3481 (TARGET_DEFAULT_TARGET_FLAGS): New.
3482 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
3484 2005-07-11 Steven Bosscher <stevenb@suse.de>
3486 * basic-block.h: Give the BB flags enum a name, bb_flags.
3487 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
3488 * cfgcleanup.c (enum bb_flags): Remove here.
3489 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
3490 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
3491 (update_forwarder_flag): Likewise.
3492 (thread_jump): Likewise.
3493 (try_forward_edges): Likewise.
3494 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
3495 forwarder flags. Don't clear bb->aux for all basic blocks. Only
3496 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
3498 2005-07-11 Richard Guenther <rguenther@suse.de>
3500 * config/i386/i386.opt: New target option -msseregparm.
3501 * config/i386/i386.c (override_options): Error out for
3502 -msseregparm but no SSE support.
3503 (ix86_function_sseregparm): Check for global sseregparm.
3504 * doc/invoke.texi: Document -msseregparm.
3506 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3508 * config.gcc (m32r-*-linux*): Use the default extra_parts.
3509 (m32rle-*-linux*): Ditto.
3511 2005-07-11 Jakub Jelinek <jakub@redhat.com>
3513 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
3514 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
3517 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3521 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
3522 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
3524 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
3526 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
3527 (varmap): Heapify varmap.
3528 (constraints): Heapify constraints.
3529 (struct constraint_graph): Heapify succs and preds.
3530 (constraint_vec_find): Update for heapification.
3531 (constraint_set_union): Ditto.
3532 (insert_into_complex): Ditto.
3533 (constraint_edge_vec_find): Ditto.
3534 (erase_graph_self_edge): Ditto.
3535 (add_graph_edge): Ditto.
3536 (get_graph_weights): Ditto.
3537 (merge_graph_nodes): Ditto.
3538 (build_constraint_graph): Ditto.
3539 (topo_visit): Ditto.
3540 (solve_graph): Ditto.
3541 (create_variable_info_for): Ditto.
3542 (init_base_vars): Ditto.
3543 (delete_points_to_sets): Free graph, varmap, and complex constraints.
3544 (condese_varmap_nodes): Free complex vector.
3545 (clear_edges_for_node): Clear succs and preds vector.
3547 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
3549 * tree-ssa-structalias.c (update_alias_info): Change counting of
3550 references to not include vdefs.
3552 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
3554 * tree-ssa-alias.c (free_used_part_map): Add missing free.
3557 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3559 * pa.c (pa_commutative_p): Make PLUS commutative when
3560 TARGET_NO_SPACE_REGS is true.
3562 2005-07-09 Diego Novillo <dnovillo@redhat.com>
3564 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
3565 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
3566 * tree-dfa.c (dump_subvars_for): New.
3567 (debug_subvars_for): New.
3568 (dump_variable): Show subvariables if VAR has them.
3569 * tree-flow-inline.h (get_subvar_at): New.
3570 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
3571 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
3573 (struct subvar): Change fields offset and size to unsigned
3575 (dump_subvars_for): Declare.
3576 (debug_subvars_for): Declare.
3577 (get_subvar_at): Declare.
3578 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
3579 to unsigned HOST_WIDE_INT *.
3580 (overlap_subvar): Likewise.
3581 * tree-gimple.c (is_gimple_reg): Always return false for
3582 SFTs and memory tags.
3583 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
3585 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
3586 (compute_may_aliases): Call compute_points_to_sets.
3587 (collect_points_to_info_for): Remove.
3588 (compute_points_to_and_addr_escape): Remove.
3589 (delete_alias_info): Call delete_points_to_sets.
3590 (compute_flow_sensitive_aliasing): If the call to
3591 find_what_p_points_to returns false, call set_pt_anything.
3592 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
3593 (set_pt_anything): Clear pi->pt_vars.
3594 (set_pt_malloc): Remove.
3595 (merge_pointed_to_info): Remove.
3596 (add_pointed_to_expr): Remove.
3597 (add_pointed_to_var): Remove.
3598 (collect_points_to_info_r): Remove.
3599 (is_escape_site): Make extern.
3601 (create_overlap_variables_for): Call it.
3602 * tree-ssa-copy.c (merge_alias_info): Never merge
3603 flow-sensitive alias information.
3604 * tree-ssa-operands.c (get_expr_operands): Adjust variables
3605 offset and size to be unsigned HOST_WIDE_INT.
3606 (add_to_addressable_set): Rename from note_addressable.
3607 Set TREE_ADDRESSABLE as the variables are added to the set.
3609 (add_stmt_operand): Do not try to micro-optimize unmodifiable
3610 operands into VUSEs when adding V_MAY_DEFs for members in an
3612 * tree-ssa-operands.h (add_to_addressable_set): Declare.
3613 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
3614 (struct variable_info): Add bitfield is_heap_var.
3615 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
3616 (new_var_info): Initialize is_heap_var.
3617 (get_constraint_for): Add HEAP variables to the symbol table.
3618 Mark them with is_heap_var.
3619 (update_alias_info): New. Taken mostly from the old
3620 compute_points_to_and_addr_escape.
3621 (handle_ptr_arith): New.
3622 (find_func_aliases): Call update_alias_info.
3623 Call handle_ptr_info for tcc_binary expressions.
3624 Call mark_stmt_modified.
3625 (create_variable_info_for): If DECL has subvars, do not create
3626 variables for its subvars. Always add all the fields.
3627 (set_uids_in_ptset): If the solution includes ANYOFFSET and
3628 SFTs, then add all the SFTs of the structure.
3629 If VI->DECL is an aggregate with subvariables, add the SFT at
3631 (find_what_p_points_to): If VI is an artificial variable,
3632 translate to bitfields in SSA_NAME_PTR_INFO.
3633 If the solution is empty, set pi->pt_vars to NULL
3634 (init_base_vars): Create ANYOFFSET.
3635 (compute_points_to_sets): Rename from create_alias_vars.
3637 (pass_build_pta): Remove.
3638 (delete_points_to_sets): Rename from delete_alias_vars.
3639 (pass_del_pta): Remove.
3640 * tree-ssa-structalias.h (struct alias_info): Move from
3642 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
3643 NUM_REFERENCES_SET): Likewise.
3644 (compute_points_to_sets, delete_points_to_sets): Declare.
3646 2005-07-09 Richard Henderson <rth@redhat.com>
3648 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
3649 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
3650 alpha_split_lock_test_and_set_12): New functions.
3651 * config/alpha/alpha-protos.h: Update.
3652 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
3653 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
3654 * config/alpha/sync.md (I12MODE): New.
3655 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
3656 (sync_<fetchop_name><I48MODE>): Likewise.
3657 (sync_nand<I48MODE>): Likewise.
3658 (sync_old_<fetchop_name><I48MODE>): Likewise.
3659 (sync_new_<fetchop_name><I48MODE>): Likewise.
3660 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
3661 (sync_compare_and_swap<I48MODE>): Likewise.
3662 (sync_lock_test_and_set<I48MODE>): Likewise.
3663 (sync_compare_and_swap<I12MODE>): New.
3664 (sync_compare_and_swap<I12MODE>_1): New.
3665 (sync_lock_test_and_set<I12MODE>): New.
3666 (sync_lock_test_and_set<I12MODE>_1): New.
3668 2005-07-09 Diego Novillo <dnovillo@redhat.com>
3672 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
3674 2005-07-09 Jakub Jelinek <jakub@redhat.com>
3676 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
3677 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
3679 2005-07-09 Richard SAndiford <richard@codesourcery.com>
3682 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
3684 2005-07-08 David Edelsohn <edelsohn@gnu.org>
3686 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
3687 memory_operand constraint.
3688 (store_conditional_<mode>): Same.
3689 (sync_compare_and_swap<mode>): Same.
3690 (sync_lock_test_and_set<mode>): Same.
3692 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
3694 Rewrite PIC support to more closely model actual instructions.
3695 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
3696 (cris_symbol): Remove prototypes for removed functions.
3697 (cris_pic_symbol_type_of, cris_valid_pic_const)
3698 (cris_expand_pic_call_address): Prototypes for new functions.
3699 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
3701 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
3703 <case ':'>: Add case for new punctuation character.
3704 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
3705 emitting (extra) PIC modifier.
3706 <case UNSPEC>: Do not assert for PLT.
3707 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
3708 (cris_expand_prologue, cris_expand_epilogue): Check
3709 for pic_offset_table_rtx usage instead of taking
3710 current_function_uses_pic_offset_table as the final word.
3711 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
3712 Remove flag_pic difference.
3713 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
3714 the moral equivalents of...
3715 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
3717 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
3718 (cris_handle_option): Mark ARG as unused.
3719 (cris_expand_pic_call_address): New worker function for "call",
3721 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
3722 output PIC constructs here.
3723 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
3724 as symbol-specific modifers, not whole or part of operands.
3725 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
3726 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
3727 constants and flag_pic.
3728 (CONSTANT_INDEX_P): Adjust for new functions.
3729 (enum cris_pic_symbol_type): New helper type.
3730 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
3731 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
3732 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
3734 ("movsi"): Emit actual instructions for GOT and relative access.
3735 ("*movsi_got_load"): New pattern to set up the register holding
3737 ("*movsi_internal"): Operand 1 is not a plain general_operand.
3738 Adjust FIXME for 'S'.
3739 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
3740 Use "movs" for -fpic cases.
3741 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
3742 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
3743 ("call", "call_value"): Just call cris_expand_pic_call_address for
3745 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
3746 Remove special pattern.
3747 ("*expanded_call_side", "*expanded_call_value_side"): New
3749 (gotplt-to-plt, gotplt-to-plt-side-call)
3750 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
3752 * config/cris/cris/predicates.md
3753 ("cris_general_operand_or_gotless_symbol"): Remove unused
3755 ("cris_general_operand_or_symbol"): Adjust for new functions.
3757 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
3759 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
3761 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
3763 * Makefile.in (TREE_H): Add treestruct.def.
3764 (c-decl.o): Add pointer-set.h
3765 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
3766 visibility on regular DECL's.
3767 (merge_decls): Fix the copying of decl nodes of various types for
3768 the new structures. Don't update RTL, section name, weak status,
3769 etc, on DECL's without RTL.
3770 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
3771 Don't check volatile on non-variable types.
3772 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
3773 to check whether we have seen arguments.
3774 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
3775 flag is checked before field (flag is common, field is not).
3776 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
3777 TS_DECL_COMMON could have an origin.
3778 (add_location_or_const_value_attribute): Don't check section name
3779 on non-var/function decls.
3780 (dwarf2out_var_location): Reverse order of tests.
3781 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
3782 with DECL_WRTL_CHECK.
3783 * expmed.c (make_tree): rtl is now in decl_with_rtl.
3784 * fold-const.c (fold_binary): Don't check weakness on
3785 non-var/function decls.
3786 (tree_expr_nonzero_p): Ditto.
3787 (fold_checksum_tree): Use tree_decl_extra as sizeof
3789 * ggc-page.c (extra_order_size_table): Add sizes for
3790 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
3792 * gimplify.c (gimplify_bind_expr): Only set
3793 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
3794 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
3796 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
3797 * langhooks.h (init_ts). New langhook.
3798 * passes.c (rest_of_decl_compilation): Reverse order of tests.
3799 * print-tree.c (print_node): Update to only print fields that
3800 exist in the structures the passed decl has.
3801 * toplev.c (wrapup_global_declarations): Don't reset
3802 DECL_DEFER_OUTPUT on DECL's that don't contain it.
3803 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
3804 * tree-inline.c (remap_decl): Ditto.
3805 * tree-outof-ssa.c (create_temp): Reverse order of tests.
3806 * tree-pretty-print.c (print_declaration): Don't print
3807 DECL_REGISTER on things that don't contain it.
3808 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
3809 non-var/function decls.
3810 * tree.c (tree_contains_struct): New structure.
3811 (init_priority_for_decl): New hashtable.
3812 (tree_int_map): New structure.
3813 (tree_int_map_eq): New function.
3814 (tree_int_map_marked_p): Ditto.
3815 (tree_int_map_hash): Ditto.
3816 (tree_map): Move to tree.h.
3817 (tree_map_eq): Externalize.
3818 (tree_map_hash): Ditto.
3819 (tree_map_marked_p): Ditto.
3820 (init_ttree): Set up tree_contains_struct and call langhook.
3821 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
3822 (tree_code_size): Update for new structures.
3823 (tree_node_structure): Update for new structures.
3824 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
3826 (copy_node_stat): Copy init priority.
3827 (build_decl_stat): Ditto for visibility.
3828 (ts_enum_names): New.
3829 (tree_contains_struct_check_failed): New function.
3830 (decl_init_priority_lookup): Ditto.
3831 (decl_init_priority_insert): Ditto.
3832 * treestruct.def: New file.
3833 * tree.h (CODE_CONTAINS_STRUCT): New macro.
3834 (CONTAINS_STRUCT_CHECK): Ditto.
3835 (tree_contains_struct_check_failed): New prototype.
3836 (DECL_CHECK): Removed.
3837 (DECL_MINIMAL_CHECK): New.
3838 (DECL_COMMON_CHECK): Ditto.
3839 (DECL_WRTL_CHECK): Ditto.
3840 (DECL_NON_COMMON_CHECK): Ditto.
3841 (DECL_WITH_VIS_CHECK): Ditto.
3842 (VAR_OR_FUNCTION_DECL_P): Ditto
3843 (struct tree_decl_minimal): New structure.
3844 (struct tree_decl_common): Ditto.
3845 (struct tree_decl_with_rtl): Ditto.
3846 (struct tree_decl_with_vis): Ditto.
3847 (struct tree_decl_non_common): Ditto.
3848 (struct tree_field_decl): Ditto.
3849 (struct tree_parm_decl): Ditto.
3850 (struct tree_var_decl): Ditto.
3851 (struct tree_function_decl): Ditto.
3852 (struct tree_const_decl): Ditto.
3853 (struct tree_result_decl): Ditto.
3854 (union tree_node): Add new structures.
3855 * var-tracking.c (track_expr_p): Reverse order of tests.
3857 * doc/c-tree.texi: Add documentation on DECL node internal structure.
3859 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
3861 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
3862 * system.h: Poison FINALIZE_PIC.
3863 * doc/tm.texi (FINALIZE_PIC): Remove.
3865 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
3868 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
3869 to the correct type if we have a MODIFY_EXPR.
3871 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
3873 PR tree-optimization/22360
3874 * tree.c (upper_bound_in_type): Fix calculations for casting
3875 to a non-wider signed type and casting a signed value to a
3876 wider unsigned type.
3877 (lower_bound_in_type): Fix calculations for casting to a
3878 non-wider signed type.
3880 PR tree-optimization/20139
3881 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
3883 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
3884 fold_cond_expr_cond.
3885 * tree-ssanames.c (release_defs): Assert in_ssa_p.
3886 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
3888 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
3891 * tree-complex.c (expand_complex_libcall): Produce
3892 REALPART_EXPR/IMAGPART_EXPR with the correct type.
3894 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
3896 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
3897 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
3898 b" assert and inserted fastpath code for this case.
3899 (bitmap_ior): Removed "a != b" assert.
3901 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3903 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
3904 (ENDFILE_SPEC): Likewise.
3905 * config/m32r/m32r.h (ASM_SPEC): Likewise.
3907 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
3908 a large stack frame at epilogue.
3910 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
3912 * final.c: Include sdbout.h when required.
3914 2005-07-07 Geoffrey Keating <geoffk@apple.com>
3916 * config.gcc (*-*-darwin*): Only one target-specific header file
3918 (powerpc-*-darwin*): Add version-specific header files.
3919 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
3920 * config.in: Regenerate.
3921 * configure: Regenerate.
3922 * gcc.c: Include xregex.h.
3923 (version_compare_spec_function): New.
3924 (spec_function): Add version-compare.
3925 (replace_outfile_spec_function): Reformat comment.
3926 (compare_version_strings): New.
3927 * config/darwin-c.c (version_as_macro): New.
3928 (builtin_define): New.
3929 (darwin_cpp_builtins): New.
3930 * config/darwin-protos.h (darwin_cpp_builtins): New.
3931 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
3932 (LIB_SPEC): Make unconditional, update comment.
3933 (TARGET_C99_FUNCTIONS): Define.
3934 * config/darwin.opt: Sort.
3935 (mmacosx-version-min=): New.
3936 * config/darwin7.h: Delete.
3937 * config/darwin8.h: Delete.
3938 * config/i386/darwin.h (): Call darwin_cpp_builtins.
3939 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
3940 (TARGET_C99_FUNCTIONS): Define.
3941 * config/rs6000/darwin7.h: New.
3942 * config/rs6000/darwin8.h: New.
3943 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
3944 (-mmacosx-version-min): Document.
3946 2005-07-07 Ian Lance Taylor <ian@airs.com>
3948 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
3950 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
3953 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
3955 2005-07-07 Khem Raj <kraj@mvista.com>
3957 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
3958 in bytes, not words.
3960 2005-07-07 Paul Brook <paul@codesourcery.com>
3962 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
3963 DEFAULT_FUNCTION_ARG_PADDING to upward.
3965 2005-07-07 Richard Henderson <rth@redhat.com>
3967 * function.c (locate_and_pad_parm): Record parameter alignment in
3968 stack_alignment_needed.
3970 2005-07-07 David Edelsohn <edelsohn@gnu.org>
3972 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
3973 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
3974 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
3975 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
3976 (define_attr "type"): Add isync, sync, load_l, store_c.
3977 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
3978 Create scratch volatile MEM.
3979 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
3981 (load_locked_<mode>): New.
3982 (store_conditional_<mode>): New.
3983 (sync_compare_and_swap<mode>): Replace with splitter.
3984 (sync_lock_test_and_set<mode>): Replace with splitter.
3985 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
3987 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
3988 is ics. Attribute isync.
3989 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
3991 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
3992 and UNSPECV_SYNC_OP.
3993 (emit_unlikely_jump): New.
3994 (emit_load_locked): New.
3995 (emit_store_conditional): New.
3996 (rs6000_split_compare_and_swap): New.
3997 (rs6000_split_lock_test_and_set): New.
3998 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
3999 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
4000 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
4001 rs6000_split_lock_test_and_set): Declare.
4002 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
4003 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
4004 store_c, isync, sync.
4006 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
4008 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
4009 filenames to gtyp-gen.h.
4010 (s-typ-gen): Use it in place of for loops.
4012 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
4014 * hooks.c (hook_bool_rtx_int_false): New function.
4015 * hooks.h (hook_bool_rtx_int_false): Declare.
4016 * target-def.h (TARGET_COMMUTATIVE_P): Define.
4017 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
4018 * target.h (struct gcc_target): Add commutative_p member.
4019 * targhooks.c (hook_bool_rtx_commutative_p): New function.
4020 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
4021 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
4022 (pa_commutative_p): New function.
4023 * jump.c (target.h): Include.
4024 (rtx_renumbered_equal_p): Use targetm.commutative_p.
4025 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
4027 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
4029 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
4030 (s390_expand_setmem): New.
4031 * config/s390/s390.c: Likewise.
4032 (print_shift_count_operand): Truncate to 12 bits instead of 6.
4034 * config/s390/s390.md: ("setmem<mode>"): Accept character as
4035 general_operand. Call new function "s390_expand_setmem".
4036 ("clrmem_long", "*clrmem_long"): Rewrite to ...
4037 ("setmem_long", "*setmem_long"): ... this.
4039 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
4041 * config/s390/s390.c: (optimization_options): Enable
4042 TARGET_MVCLE at -Os.
4043 * doc/invoke.texi: Document changes in default behaviour.
4044 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
4046 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
4048 * expr.c: (set_storage_via_setmem): Convert opchar to mode
4049 defined by back-end.
4051 2005-07-07 Jakub Jelinek <jakub@redhat.com>
4053 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
4054 all sets in the pattern.
4055 * config/rs6000/rs6000.md (stack_protect_testsi,
4056 stack_protect_testdi): Likewise.
4058 2005-07-06 Jeff Law <law@redhat.com>
4060 * tree-vrp.c (simplify_using_ranges): Kill.
4061 (vrp_finalize): Remove call to simplify_using_ranges.
4062 (simplify_stmt_using_ranges): New function extracted from
4063 simplify_using_ranges.
4064 (simplify_div_or_mod_using_ranges): Likewise.
4065 (simplify_abs_using_ranges): Likewise.
4066 (simplify_cond_using_ranges): New function.
4067 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
4068 * tree-ssa-propagate.c (substitute_and_fold): Call
4069 simplify_stmt_using_ranges if we have range information.
4071 2005-07-06 James E. Wilson <wilson@specifixinc.com>
4073 * config/ia64/ia64.c (ia64_reorg): Check optimize before
4074 ia64_flag_schedule_isns2.
4076 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
4077 reading/writing general registers.
4078 (ia64_function_arg): Revert 2005-06-18 change.
4080 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
4082 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
4083 (legitimize_tls_address): Use gcc_unreachable instead of abort.
4085 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
4087 * function.c (expand_function_end): Revert part of 2005-06-27
4088 patch. Do sjlj_emit_function_exit_after after return_label.
4090 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
4092 * doc/install.texi (--disable-libssp): New.
4094 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
4096 * doc/invoke.texi: Update -fforce-mem documentation.
4097 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
4098 code for -fforce-mem.
4099 * expmed.c: (store_bit_field,store_fixed_bit_field,
4100 extract_bit_field): Ditto.
4101 * expr.c: (convert_move): Ditto.
4102 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
4103 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
4104 emit_conditional_add,expand_float,expand_fix): Ditto.
4105 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
4106 (common_handle_option): Issue warning when -fforce-mem specified.
4108 2005-07-06 Paul Brook <paul@codesourcery.com>
4110 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
4112 * configure: Regenerate.
4114 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
4116 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
4118 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
4120 Fix PR tree-optimization/22319
4121 Fix PR tree-optimization/22140
4122 Fix PR tree-optimization/22310
4124 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
4125 variable sized types.
4126 Use correct type for intermediate structure on *a = *b structure
4129 2005-07-06 Jakub Jelinek <jakub@redhat.com>
4131 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
4133 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
4134 (machine_function): Move typedef to...
4135 * config/rs6000/rs6000.c (machine_function): ... here. Add
4136 varargs_save_offset field.
4137 (rs6000_stack_t): Remove varargs_size field.
4138 (setup_incoming_varargs): Allocate varargs save area using
4139 assign_stack_local, try to make it as small as possible.
4140 Save offset from virtual_stack_vars_rtx to the save area
4141 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
4142 instead of magic 8 when fp word byte size is used.
4143 (rs6000_va_start): Use cfun->machine->varargs_save_offset
4144 instead of -RS6000_VARARGS_SIZE.
4145 (rs6000_stack_info, debug_stack_info,
4146 rs6000_initial_elimination_offset): Remove all traces of
4148 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
4149 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
4150 RS6000_VARARGS_AREA.
4152 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
4154 PR tree-optimization/21963
4155 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
4156 constant_multiple_of in the same way get_computation_cost_at does.
4158 2005-07-06 Jakub Jelinek <jakub@redhat.com>
4160 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
4161 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
4162 (gen_compare_reg): If sparc_compare_emitted is set, clear it
4163 and return its previous value.
4164 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
4165 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
4167 (stack_protect_set, stack_protect_test): New expanders.
4168 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
4169 stack_protect_testdi): New insns.
4170 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
4171 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
4173 2005-07-06 Jeff Law <law@redhat.com>
4175 * tree-ssa-dce.c (cfg_altered): New global.
4176 (tree_dce_init): Initialize cfg_altered.
4177 (remove_dead_stmt): If we remove an edge in the CFG, then set
4179 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
4182 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
4184 * Makefile.in (stamp-collect-ld): Use
4185 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
4186 ./collect-ld if it already exists.
4187 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
4188 Don't remove ./nm if it already exists.
4190 2005-07-05 Devang Patel <dpatel@apple.com>
4192 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
4193 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
4194 * tree-vectorizer.c (vect_loop_location): New.
4195 (vect_print_dump_info): Use vect_loop_location.
4196 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
4197 (vectorize_loops): Set vect_loop_location.
4198 * tree-vect-analyze.c (vect_analyze_offset_expr,
4199 vect_determin_vectorization_factor, vect_analyze_operations,
4200 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
4201 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
4202 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
4203 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
4204 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
4205 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
4206 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
4207 vect_analyze_loop): Adjust vect_print_dump_info API.
4208 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
4209 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
4210 vect_finish_stmt_generation, vectorizable_assignment,
4211 vectorizable_operation, vectorizable_store, vectorizable_load,
4212 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
4213 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
4214 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
4215 vect_transform_loop): Same.
4216 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
4217 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
4220 2005-07-05 Randolph Chung <tausq@debian.org>
4222 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
4223 * configure: Regenerate.
4224 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
4225 (pa_tls_referenced_p): Declare.
4226 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
4227 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
4228 (legitimize_tls_address): New.
4229 (hppa_legitimize_address): Handle TLS addresses.
4230 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
4231 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
4232 (emit_move_sequence): Handle TLS addresses.
4233 (pa_encode_section_info): Call default handler to handle common
4235 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
4236 (CONSTANT_ADDRESS_P): Reject TLS operands.
4237 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
4238 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
4239 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
4240 (UNSPEC_TLSLE): Define new constants.
4241 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
4242 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
4243 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
4244 (tie_symbolic_operand, tle_symbolic_operand): New
4246 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
4248 * aclocal.m4: Update macros for autoconf 2.59 style.
4249 * configure.ac: Likewise.
4251 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4253 * pa.c (function_value): Handle small aggregates on 32-bit targets.
4254 (function_arg): Pass small aggregates in general registers on 32-bit
4256 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
4258 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
4260 * Makefile.in (final.o): Fix dependencies.
4262 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
4266 * langhooks.h (struct lang_hooks): Add expr_to_decl.
4267 * langhooks.c (lhd_expr_to_decl): New.
4268 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
4270 (LANG_HOOKS_INITIALIZER): Update.
4271 * tree.c (recompute_tree_invarant_for_addr_expr): Call
4272 expr_to_decl langhook.
4273 * c-tree.h (c_expr_to_decl): Declare.
4274 * c-typeck.c (c_expr_to_decl): New.
4275 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
4277 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
4279 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
4282 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
4283 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
4285 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
4287 * Makefile.in: Adjust dependencies.
4288 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
4289 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
4290 * alias.c (rest_of_handle_cfg, pass_cfg): New.
4291 * bb-reorder.c (duplicate_computed_gotos): Make it static.
4292 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
4293 rest_of_compilation.
4295 * bb-reorder.c (gate_duplicate_computed_gotos,
4296 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
4297 rest_of_handle_reorder_blocks, pass_reorder_blocks,
4298 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
4299 pass_partition_blocks): New.
4300 * bt-load.c (gate_handle_branch_target_load_optimize,
4301 rest_of_handle_branch_target_load_optimize,
4302 pass_branch_target_load_optimize): New.
4303 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
4305 * cfglayout.c (pass_insn_locators_initialize): New.
4306 * cfgrtl.c (pass_free_cfg): New.
4307 * combine.c (gate_handle_combine, rest_of_handle_combine,
4309 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
4310 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
4311 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
4312 * except.c (pass_set_nothrow_function_flags,
4313 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
4315 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
4316 rest_of_handle_shorten_branches, pass_shorten_branches,
4317 rest_of_clean_state, pass_clean_state): New.
4318 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
4319 rest_of_handle_remove_death_notes, pass_remove_death_notes,
4320 rest_of_handle_life, pass_life, rest_of_handle_flow2,
4322 * function.c (pass_instantiate_virtual_regs, pass_init_function,
4323 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
4324 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
4325 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
4327 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
4328 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
4329 pass_rtl_ifcvt, gate_handle_if_after_combine,
4330 rest_of_handle_if_after_combine, pass_if_after_combine,
4331 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
4332 pass_if_after_reload): New.
4333 * integrate.c (pass_initial_value_sets): New.
4334 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
4335 pass_purge_lineno_notes): New.
4336 * mode-switching.c (rest_of_handle_mode_switching,
4337 pass_mode_switching): New.
4338 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
4339 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
4341 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
4342 pass_loop_optimize): New.
4343 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
4345 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
4347 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
4348 pass_postreload_cse): New.
4349 * profile.c (gate_handle_profiling, pass_profiling,
4350 rest_of_handle_branch_prob, pass_branch_prob): New.
4351 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
4352 pass_split_before_regstack, gate_handle_split_before_regstack,
4353 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
4354 rest_of_handle_split_all_insns, pass_split_all_insns): New.
4355 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
4356 pass_stack_regs): New.
4357 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
4358 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
4359 pass_stack_adjustments): New.
4360 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
4361 pass_regrename): New.
4362 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
4363 pass_delay_slots, gate_handle_machine_reorg,
4364 rest_of_handle_machine_reorg, pass_machine_reorg): New.
4365 * rtl.h (extern void purge_line_number_notes): New.
4366 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
4367 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
4369 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
4371 * value-prof.c (gate_handle_value_profile_transformations,
4372 rest_of_handle_value_profile_transformations,
4373 pass_value_profile_transformations): New.
4374 * var-tracking.c (gate_handle_var_tracking,
4375 pass_variable_tracking): New.
4376 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
4378 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
4379 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
4380 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
4381 rest_of_handle_old_regalloc, rest_of_handle_regrename,
4382 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
4383 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
4384 rest_of_handle_gcse2, rest_of_handle_regmove,
4385 rest_of_handle_tracer, rest_of_handle_if_conversion,
4386 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
4387 rest_of_handle_web, rest_of_handle_branch_prob,
4388 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
4389 rest_of_handle_jump_bypass, rest_of_handle_combine,
4390 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
4391 rest_of_handle_gcse, rest_of_handle_loop_optimize,
4392 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
4393 rest_of_handle_mode_switching, rest_of_handle_jump,
4394 rest_of_handle_eh, rest_of_handle_stack_adjustments,
4395 rest_of_handle_flow2, rest_of_handle_jump2,
4396 rest_of_handle_peephole2, rest_of_handle_postreload,
4397 rest_of_handle_shorten_branches, rest_of_clean_state,
4398 rest_of_compilation): Remove.
4400 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
4401 * passes.c (dump_flags, in_gimple_form, all_passes,
4402 all_ipa_passes, all_lowering_passes, register_one_dump_file,
4403 register_dump_files, next_pass_1, last_verified, execute_todo,
4404 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
4405 from tree-optimize.c.
4406 (init_optimization_passes): Moved from tree-optimize.c,
4407 adding the RTL optimizations.
4408 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
4409 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
4410 all_ipa_passes, all_lowering_passes, register_one_dump_file,
4411 register_dump_files, next_pass_1, last_verified, execute_todo,
4412 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
4413 init_tree_optimization_passes, ipa_passes): Delete.
4414 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
4416 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
4417 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
4419 (ipa_passes): Remove.
4420 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
4421 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
4422 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
4423 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
4424 (dump_info_p, dump_flag): Moved to tree-dump.h.
4426 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
4428 * passes.c (finish_optimization_passes): Use dump_begin
4429 and dump_end, TDI_end.
4430 (gate_rest_of_compilation): New.
4431 (pass_rest_of_compilation): Use it.
4432 (gate_postreload, pass_postreload): New.
4433 * toplev.c (general_init): Rename init_tree_optimization_passes.
4434 * toplev.h (init_tree_optimization_passes): Rename to
4435 init_optimizations_passes.
4436 * tree-dump.c (dump_flag): Make static.
4437 (dump_files): Remove RTL dumps.
4438 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
4439 pass_cleanup_cfg, pass_free_cfg_annotations,
4440 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
4441 pass_init_datastructures, pass_fixup_cfg): Make non-static.
4442 * tree-pretty-print.c: Include tree-pass.h.
4443 * cgraph.c: Include tree-dump.h.
4445 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
4447 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
4448 Only fall back to saying it points to readonly memory if
4451 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4453 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
4454 * config/m32r/m32r.c (m32r_compute_frame_size,
4455 m32r_expand_prologue): Take current_function_profile into
4456 account whenever we reference
4457 current_function_uses_pic_offset_table.
4458 (m32r_finalize_pic): Remove.
4459 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
4461 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
4463 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
4464 instead of $<. Don't remove ./as if it already exists.
4466 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4469 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
4470 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
4471 for complex modes when generating code for PA 1.0.
4472 (VALID_FP_MODE_P): New macro.
4473 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
4474 sets for all general and floating point modes. Align wide floating
4475 point modes to even register boundaries to comply with architectural
4477 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
4478 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
4479 (VALID_FP_MODE_P): New macro.
4480 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
4481 sets for all general and floating point modes. Align wide floating
4482 point modes to even register boundaries to comply with architectural
4485 2005-07-04 Diego Novillo <dnovillo@redhat.com>
4487 * tree-dump.c (dump_files): Initialize dump number for .cgraph
4490 2005-07-04 Diego Novillo <dnovillo@redhat.com>
4492 * tree-ssa-structalias.c: Don't include expr.h.
4494 2005-07-04 Diego Novillo <dnovillo@redhat.com>
4496 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
4499 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
4501 Fix PR tree-optimization/22279
4503 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
4506 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
4508 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
4510 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
4512 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
4513 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
4514 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
4515 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
4516 config/stormy16/stormy16.c, config/v850/v850.c,
4517 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
4518 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
4519 Avoid "." or "\n" at end of diagnostics and capital letters at
4520 start of diagnostics.
4521 * combine.c, cse.c: Don't translate dump file output.
4522 * toplev.c (print_version): Only translate output if going to
4525 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
4527 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
4528 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
4531 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4533 * pa.c (fix_range): Fix typo in comment.
4535 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
4537 * tree-vrp.c (extract_range_from_assert): Replace
4538 fold (build (...)) with fold_build2.
4540 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4542 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
4543 gcc_gfc_char_table, init_dynamic_gfc_info): New.
4544 (format_types_orig, handle_format_attribute): Add support for
4547 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
4549 * varasm.c (assemble_variable): Fix format specifier thinko.
4551 2005-07-03 Ira Rosen <irar@il.ibm.com>
4553 PR tree-optimization/22029 (and 22135)
4554 * tree-pretty-print.c (dump_generic_node): Check that the node is not
4555 a phi node before calling dump_vops.
4557 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
4559 * tree-dump.h (dump_string_field): Declare.
4560 * tree-dump.c: Use it instead of dump_string.
4561 (dump_string_field): Make non-static.
4563 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
4565 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
4566 up the minimal CFG stuff always when optimize > 0. Call
4567 split_all_insns_noflow in PIC case if needed.
4569 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
4570 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
4573 * c-decl.c (c_write_global_declarations): Dump contents of
4575 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
4576 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
4577 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
4578 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
4581 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
4583 * c-common.h (GCC_DIAG_STYLE): Define.
4584 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
4585 version for format checking to 4.1.
4586 * c-format.c: Include toplev.h after c-common.h.
4587 (enum format_type): Add gcc_tdiag_format_type.
4588 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
4589 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
4590 (format_types_orig): Add gcc_tdiag.
4591 (init_dynamic_diag_info): Support gcc_tdiag formats.
4592 (handle_format_attribute): Likewise.
4593 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
4594 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
4595 version for format checking to 4.1.
4596 (warning0, warning, error, pedwarn, sorry): Use
4598 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
4599 (finish_aliases_1): Do not use %qE.
4600 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
4601 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
4602 Correct format bugs.
4603 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
4604 parameter to unsigned HOST_WIDE_INT.
4605 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
4607 2005-07-02 David Edelsohn <edelsohn@gnu.org>
4610 * expr.c (write_complex_part): Use adjust_address for MEM.
4611 (read_complex_part): Same.
4613 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
4615 Fix PR tree-optimization/22280
4617 * tree-sra.c (generate_element_init): Remove useless loop.
4619 2005-07-02 Richard Henderson <rth@redhat.com>
4621 * config/alpha/alpha.c (alpha_legitimize_address): Check for
4623 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
4625 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
4628 * fold-const.c (fold_binary): Handle the return value of
4629 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
4630 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
4632 2005-07-02 Jeff Law <law@redhat.com>
4634 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
4635 a eliminate type conversion which feeds an equality comparison
4636 if the original type or either operand in the comparison is a
4639 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
4641 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
4642 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
4644 * config/avr/avr.c: Do not use '`' as left quote.
4645 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
4646 Remove "." from end of diagnostics. Make diagnostics start with
4649 2005-07-02 Zack Weinberg <zack@codesourcery.com>
4650 Joseph S. Myers <joseph@codesourcery.com>
4652 * toplev.c (default_tree_printer): Handle setting location with
4654 * c-objc.common.c (c_tree_printer): Likewise.
4655 * c-format.c (gcc_diag_flag_specs): Add '+'.
4656 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
4657 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
4659 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
4660 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
4661 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
4662 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
4663 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
4664 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
4665 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
4666 format arguments where %J is used without %D.
4668 2005-07-02 Jakub Jelinek <jakub@redhat.com>
4670 * gcc.c (LINK_SSP_SPEC): Define.
4671 (link_ssp_spec): New variable.
4672 (LINK_COMMAND_SPEC): Add %(link_ssp).
4673 (static_specs): Add link_ssp_spec.
4674 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
4675 * configure: Rebuilt.
4676 * config.in: Rebuilt.
4678 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
4679 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
4680 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
4681 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
4682 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
4683 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
4684 -0x7008(2) instead of reading __stack_chk_guard variable.
4685 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
4687 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
4688 (stack_protect_set, stack_protect_test): Use *_tls* patterns
4689 if TARGET_THREAD_SSP_OFFSET is defined.
4690 (stack_tls_protect_set_si, stack_tls_protect_set_di,
4691 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
4694 2005-06-27 Richard Henderson <rth@redhat.com>
4695 * libgcc-std.ver (GCC_4.1.0): New.
4696 * libgcc.h (__stack_chk_guard): Declare.
4697 (__stack_chk_fail, __stack_chk_fail_local): Declare.
4698 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
4699 * mklibgcc.in (lib2funcs): Add them.
4701 2005-07-01 Richard Henderson <rth@redhat.com>
4703 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
4704 void * before struct sigcontext *.
4705 (x86_fallback_frame_state): Likewise.
4707 2005-07-01 James E. Wilson <wilson@specifixinc.com>
4709 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
4711 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
4714 * tree-ssa-reassoc.c (should_transpose): Fix which operand
4715 we check for SSA_NAME for.
4717 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
4719 Fix PR tree-optimization/22071
4721 * tree-ssa-structalias.c (offset_overlaps_with_access): New
4723 (get_constraint_for_component_ref): Use it.
4725 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
4728 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
4729 print out the last new line.
4731 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
4733 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
4734 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
4735 * config/cris/cris.c (cris_conditional_register_usage): Adjust
4736 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
4737 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
4738 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
4739 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
4740 (enum reg_class): New member CC0_REGS.
4741 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
4742 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
4743 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
4744 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
4745 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
4746 Adjust for register now described.
4748 2005-07-01 Jakub Jelinek <jakub@redhat.com>
4751 * config/i386/i386.md (stack_protect_test_si,
4752 stack_protect_test_di): Add earlyclobber for scratch 3.
4753 * config/rs6000/rs6000.md (stack_protect_testsi,
4754 stack_protect_testdi): Add earlyclobber for scratch 3,
4755 remove earlyclobber from scratch 4.
4757 Older entries for 2005 can be found in ChangeLog-2005.
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