1 2005-08-23 Alan Modra <amodra@bigpond.net.au>
4 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
5 stdarg functions, set/clear the fp marker even when no variable
7 * config/rs6000/sysv4.opt (mprototype): Describe.
9 2005-08-22 Jakub Jelinek <jakub@redhat.com>
11 PR rtl-optimization/23478
12 * regs.h (reg_info): Add throw_calls_crossed.
13 (REG_N_THROWING_CALLS_CROSSED): Define.
14 * flow.c (allocate_reg_life_data): Initialize
15 REG_N_THROWING_CALLS_CROSSED.
16 (propagate_one_insn, attempt_auto_inc): Update
17 REG_N_THROWING_CALLS_CROSSED.
18 * global.c (global_alloc): Don't allocate pseudos across
21 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
24 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
25 value is inbetween the range if we did not find an exact match.
27 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
29 * doc/invoke.texi (Option Summary): Add ms1 options.
30 * doc/extend.texi: Document interrupt handler attribute for ms1.
31 * doc/md.texi: Document ms1 constraints.
32 * config.gcc: Add ms1-*-elf.
33 * config/ms1/ms1.h: New.
34 * config/ms1/ms1.c: New.
35 * config/ms1/ms1.md: New.
36 * config/ms1/ms1-protos.h: New.
37 * config/ms1/ABI.txt: New.
38 * config/ms1/crti.asm: New.
39 * config/ms1/crtn.asm: New.
40 * config/ms1/lib2extra-funcs.c: New.
41 * config/ms1/t-ms1: New.
42 * config/ms1/ms1.opt: New.
44 2005-08-22 Ira Rosen <irar@il.ibm.com>
46 * config/rs6000/altivec.md (xorv4sf3): New.
47 (negv4sf2, neg<mode>2): Likewise.
49 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
52 * config/ia64/ia64.md (divsi3): Check divide by zero.
57 2005-08-21 Jakub Jelinek <jakub@redhat.com>
59 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
60 up to elem_bitsize bits, not max_bitsize.
62 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
64 PR tree-optimization/23433
65 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
66 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
68 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
70 PR tree-optimization/23434
71 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
72 the iteration bound is not an INTEGER_CST.
74 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
76 * tree-vect-transform.c (get_initial_def_for_reduction): Set
77 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
78 NULL if need_epilog_adjust is false.
79 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
80 Case 3 always peels first itration, not just for PLUS case, and no need
81 to use scalar_initial_def here. Create an epilog adjustment only if
82 scalar_initial_def is not NULL.
84 (vectorizable_reduction): Remove assert.
86 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
89 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
91 (__udivdi3): Likewise.
92 (__umoddi3): Likewise.
95 (__udivsi3): Likewise.
96 (__umodsi3): Likewise.
98 2005-08-20 Jakub Jelinek <jakub@redhat.com>
100 * tree-pass.h (TDF_GRAPH): Define.
101 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
102 * passes.c (finish_optimization_passes): Only call
103 finish_graph_dump_file if TDF_GRAPH is set.
104 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
105 NULL. Set TDF_GRAPH bit.
106 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
108 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
110 * arm.h (arm_stack_offsets): Add locals_base field.
111 * arm.c (arm_get_frame_offsets): Compute it.
112 (thumb_compute_initial_elimination offset): Make the Thumb frame
113 pointer point to the base of the local variables.
114 (thumb_expand_prologue): Update accordingly.
115 (thumb_expand_epilogue): Likewise.
117 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
118 mode of clobbered scratch to DImode. Handle a case that's known to
121 2005-08-19 David Edelsohn <edelsohn@gnu.org>
123 * config/rs6000/rs6000.md (gt0<mode>): Delete.
124 (gt0<mode>_compare): Delete.
125 (neg_gt0<mode>): Delete.
127 2005-08-19 Eric Christopher <echristo@apple.com>
129 * optabs.h: Change CTI_ to COI_.
132 2005-08-19 James E Wilson <wilson@specifix.com>
134 * builtins.c (expand_builtin_return_addr): Set
135 current_function_accesses_prior_frames when count != 0. Use
136 frame_pointer_rtx when count == 0.
137 * function.h (struct function): Add accesses_prior_frames field.
138 (current_function_accesses_prior_frames): Define.
139 * reload1.c (init_elim_table): Check
140 current_function_accesses_prior_frames.
141 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
143 2005-08-19 Diego Novillo <dnovillo@redhat.com>
145 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
146 indicator. Return true if the flowgraph changed during
149 2005-08-19 Diego Novillo <dnovillo@redhat.com>
152 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
153 conditional expression before testing its value.
155 2005-08-19 Diego Novillo <dnovillo@redhat.com>
157 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
159 2005-08-19 Devang Patel <dpatel@apple.com>
161 PR tree-optimization/23048
162 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
163 third parameter. Check whether latch is dominated by exit
165 (if_convertible_loop_p): Supply exit block itself to
168 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
171 * arm.md (arm_load_pic_register): Change argument to the mask of
172 saved registers. Call thumb_find_work_register if we need a
173 scratch register on Thumb.
174 (arm_expand_prologue): Pass empty register set to
175 arm_load_pic_register.
176 (thumb_expand_prologue): Pass live_regs_mask directly to
177 arm_load_pic_register.
178 * arm-protos.h (arm_load_pic_register): Update prototype.
180 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
182 * sh.c (find_sole_member): New function.
183 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
184 if the record's alignment is larger than the size of its only member.
186 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
189 * arm.c (thumb_legitimize_reload_address): New function.
190 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
191 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
193 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
195 * config/crx/crx.c: Implement crx_decompose_address. Reject
196 symbolic displacements since CRX register relative adressing
197 mode can't handle unsigned 32-bit values as displacements.
198 * config/crx/crx.h: Simplify definitions, remove redundant
199 parenthesis and obsolete macros.
200 * config/crx/crx.opt: Add new switch for debugging addresses.
201 * config/crx/crx-protos.h: Add new declarations for above.
203 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
206 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
209 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
211 * collect2.c (dup2): Delete.
212 * configure.ac: Don't check for dup2.
214 * config.in, configure: Regenerate.
216 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
218 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
219 record with the type of its only member.
221 2005-08-18 David Edelsohn <edelsohn@gnu.org>
223 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
224 define_insn_and_split.
225 (plus_ltu<mode>_compare): Same.
226 (gtu<mode>_compare): Same.
227 (plus_gtu<mode>_compare): Same.
229 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
231 PR tree-optimization/22228
232 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
234 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
235 are recorded in vect_vnames_to_rename for renaming.
236 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
237 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
238 in vect_vnames_to_rename.
239 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
240 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
242 2005-08-18 Jan Hubicka <jh@suse.cz>
245 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
246 info only for local statics, not for member variables.
248 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
250 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
252 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
254 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
256 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
259 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
261 2005-08-17 James E Wilson <wilson@specifix.com>
263 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
266 2005-08-17 David Edelsohn <edelsohn@gnu.org>
268 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
269 (leu<mode>_compare): Same.
270 (plus_leu<mode>): Same.
271 (neg_leu<mode>): Same.
272 (and_neg_leu<mode): Same.
273 (ltu<mode>_compare): Same.
274 (plus_ltu<mode>): Same.
276 (geu<mode>_compare): Same.
277 (plus_geu<mode>): Same.
278 (neg_geu<mode>): Same.
279 (and_neg_geu<mode>): Same.
280 (plus_gt<mode>): Same.
281 (gtu<mode>_compare): Same.
282 (plus_gtu<mode>): Same.
284 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
286 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
287 Move call_table_data to end. Delete spurious .text.
288 (callt_save_all_interrupt): Fix comment typo.
290 2005-08-17 James E Wilson <wilson@specifix.com>
291 Kevin Winchester <winchester@amirix.com>
294 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
296 2005-08-17 Uros Bizjak <uros@kss-loka.si>
299 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
300 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
302 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
304 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
305 record with the type of its only member if the modes don't match.
307 * varasm.c (decode_reg_name): Skip empty additional register names.
309 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
311 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
312 lsm_tmp_name_length): New.
313 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
314 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
316 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
317 Andreas Krebbel <krebbel1@de.ibm.com>
319 * config.gcc: Added z9-109 switch.
320 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
321 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
322 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
323 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
324 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
325 for "z9_109" cpu attribute.
326 * config/s390/s390.c (z9_109_cost): New processor cost structure.
327 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
328 (s390_handle_arch_option): Added z9-109 switch.
329 (override_options): Set respective cost function for z9-109.
330 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
331 (legitimate_reload_constant_p): Accept extended immediates.
332 (print_operand): Three new output modifiers added: k, m and o.
333 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
334 (s390_output_mi_thunk): Use extended immediate when possible.
335 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
336 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
337 (CONSTRAINT_LEN): Added length of O constraint.
338 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
339 * config/s390/s390.md ("cpu"): New value z9_109 added.
340 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
341 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
342 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
343 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
344 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
345 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
346 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
347 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
348 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
349 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
350 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
351 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
352 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
353 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
354 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
356 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
357 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
358 insns for TARGET_EXTIMM.
360 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
362 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
364 2005-08-17 Nick Clifton <nickc@redhat.com>
366 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
367 Call default_encode_section_info.
369 2005-08-17 Steven Bosscher <stevenb@suse.de>
371 PR tree-optimization/21574
372 * tree-ssa-ccp.c (likely_value): If the right hand side is a
373 constant, return CONSTANT.
374 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
375 (ccp_fold, visit_assignment): Likewise.
376 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
378 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
380 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
381 fold_buildN instead of buildN then fold_initializer or fold.
382 (build_unary_op): Likewise.
383 (build_binary_op): Likewise.
384 * fold-const.c (fold_initializer): Remove.
385 (fold_build1_initializer): New function.
386 (fold_build2_initializer): New function.
387 (fold_build3_initializer): New function.
388 * tree.h (fold_initializer): Remove.
389 (fold_build1_initializer): New function.
390 (fold_build2_initializer): New function.
391 (fold_build3_initializer): New function.
393 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
395 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
396 (try_move_mult_to_index): Call fold_build2 instead of build2.
397 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
398 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
399 fold_binary_to_constant.
400 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
402 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
403 check if A == gcd (A, B). Remove TYPE argument.
404 (analyze_offset) Use fold_build2 instead of fold (build.
405 (create_data_ref): Likewise.
406 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
407 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
410 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
412 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
413 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
415 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
418 * gimplify.c (zero_sized_type): New function.
419 (gimplify_modify_expr_rhs): If we have a zero sized type,
420 replace the statement with an empty statement.
422 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
424 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
427 2005-08-16 Ian Lance Taylor <ian@airs.com>
429 * doc/tm.texi (Label Output): Correct typo.
431 2005-08-16 Steven Bosscher <stevenb@suse.de>
434 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
435 force_operand will work later on using have_insn_for.
437 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
439 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
441 2005-08-16 Ian Lance Taylor <ian@airs.com>
444 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
445 vector type, don't try to construct it element by element. Add an
446 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
448 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
450 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
452 2005-08-16 Geoffrey Keating <geoffk@apple.com>
454 * doc/invoke.texi (Precompiled Headers): Document some more options
455 which are known to be safe.
457 2005-08-16 James E Wilson <wilson@specifix.com>
459 PR tree-optimization/21105
460 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
463 2005-08-16 David Edelsohn <edelsohn@gnu.org>
465 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
466 (neg_ltu<mode>): Same.
468 (neg_gtu<mode>): Same.
470 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
472 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
473 (fold_builtin_isdigit): Use fold_buildN.
474 (build_function_call_expr): Likewise.
475 * c-typeck.c (c_finish_loop): Likewise.
477 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
478 Richard Shann <rshann@superh.com>
481 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
483 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
485 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
487 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
490 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
491 arm_compure_save_reg0_reg12_mask to determine when the PIC register
494 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
497 * fold-const.c (build_range_check): Disable optimization for function
498 pointer expressions on targets that require function pointer
501 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
503 * simplify-rtx.c (simplify_const_relational_operation): When
504 extracting arguments of a COMPARE, recompute the mode as well.
506 2005-08-15 Ian Lance Taylor <ian@airs.com>
508 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
510 2005-08-15 DJ Delorie <dj@redhat.com>
512 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
514 (movsi_splittable): Allow, but split, moves to the stack.
515 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
518 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
520 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
521 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
522 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
524 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
525 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
526 Delete HOST_PTR_PRINTF.
528 * configure, config.in: Regenerate.
530 2005-08-15 David Edelsohn <edelsohn@gnu.org>
532 * config/rs6000/rs6000.md (QHSI): New mode macro.
533 (wd): Extend mode attr for QImode and HImode
534 (dbits): New mode attr.
535 (zero_extend<mode>di2): Convert to mode macro.
537 2005-08-15 Steve Ellcey <sje@cup.hp.com>
540 * doc/invoke.texi (-mgnu-ld): Update description.
543 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
546 * Makefile.in (tree-chrec.o): Depends on real.h.
547 * tree-chrec.c: Include real.h.
548 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
549 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
550 * tree-scalar-evolution.c (add_to_evolution_1,
551 interpret_rhs_modify_expr): Ditto.
553 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
556 * tree-data-ref.c (estimate_niter_from_size_of_data): When
557 step is negative compute the estimation from init downwards to zero.
559 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
561 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
563 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
565 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
567 (legitimate_reload_constant_p): Fix handling of lliXX operands.
568 Accept double-word constants that can be split.
569 * config/s390/s390.md ("movti"): Use 'P' constraint.
570 ("*movdi_31", "*movdf_31"): Likewise.
572 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
574 Fix PR tree-optimization/22615
576 * tree-ssa-structalias.c (solution_set_add): Handle
577 first_vi_for_offset returning NULL.
578 (do_da_constraint): Ditto.
579 (do_sd_constraint): Ditto.
580 (do_ds_constraint): Ditto
581 (find_func_aliases): Ditto.
582 (build_constraint_graph): RHS is allowed be ANYTHING.
583 (first_vi_for_offset): Return NULL if we couldn't find anything at
586 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
588 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
589 over memory as first operand.
591 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
594 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
595 available for setting it.
597 2005-08-14 Ira Rosen <irar@il.ibm.com>
599 PR tree-optimization/23320
600 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
601 data-refs' types instead of base object nullness. Add check for
602 pointer type data-refs before first location comparison. Remove
605 2005-08-14 Andreas Schwab <schwab@suse.de>
607 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
609 2005-08-13 James E Wilson <wilson@specifix.com>
611 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
612 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
613 -fstack-protector-all, --param ssp-buffer-size): Document.
614 (-Wvariadic-macros): Alphabetize.
615 (-fsched-stalled-insns-dep): Add missing 'f'.
617 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
620 2005-08-13 David Edelsohn <edelsohn@gnu.org>
622 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
623 or indirect address operand.
624 (EXTRA_ADDRESS_CONSTRAINT): New.
625 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
627 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
629 PR tree-optimization/22236
630 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
631 successors and predecessors.
632 * tree-chrec.c (chrec_convert): Before converting, check that
633 sequences don't wrap.
634 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
635 (analyze_array): Extern.
636 (find_data_references_in_loop): Remove call to
637 compute_estimated_nb_iterations.
638 * tree-data-ref.h (analyze_array): Declared.
639 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
640 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
641 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
642 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
644 * tree-ssa-loop-ivcanon.c: Fix documentation.
645 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
646 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
647 (infer_loop_bounds_from_undefined): New.
648 (estimate_numbers_of_iterations_loop): Use
649 infer_loop_bounds_from_undefined.
650 (used_in_pointer_arithmetic_p): New.
651 (scev_probably_wraps_p): Pass an extra parameter. Call
652 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
653 (convert_step): Fix documentation.
654 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
655 Use initial_condition_in_loop_num and evolution_part_in_loop_num
656 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
657 scev_probably_wraps_p.
659 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
661 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
662 (s390_register_info): Ignore clobbered_regs information for fixed
663 registers, and only fixed registers.
664 (s390_init_frame_layout): Remove redundant call.
666 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
668 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
669 description of -Wold-style-casts.
671 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
672 Jakub Jelinek <jakub@redhat.com>
674 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
675 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
676 * config/s390/s390.c (print_operand): New output modifier 'G' added.
677 (get_thread_pointer): Renamed to s390_get_thread_pointer.
678 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
679 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
680 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
681 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
682 ("stack_protect_set", "stack_protect_test"): New expanders.
683 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
684 "stack_protect_testdi"): New insn definitions.
686 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
688 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
690 2005-08-12 Paul Brook <paul@codesourcery.com>
692 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
694 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
696 * config/s390/predicates.md (setmem_operand): New predicate.
697 (shift_count_operand): Accept ANDs with special constants as
699 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
700 with special constants.
701 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
702 shift_count_operand with setmem_operand.
704 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
706 * config/s390/s390.c (s390_extract_part, s390_single_part):
708 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
709 (s390_output_mi_thunk): Don't use lg on 31 bit.
710 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
711 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
713 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
715 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
716 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
717 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
718 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
719 with one of the new macros.
721 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
723 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
724 Don't set save_return_addr_p.
725 (s390_register_info): Make clobbered_regs not depending on
728 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
730 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
731 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
733 2005-08-11 James E. Wilson <wilson@specifix.com>
735 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
737 2005-08-11 Jakub Jelinek <jakub@redhat.com>
739 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
740 locations gathered by var-tracking in single entry loc_list
741 over loc_descriptor_from_tree.
743 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
744 pass it down to loc_descriptor.
745 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
746 (containing_function_has_frame_base): Move earlier in the file.
747 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
748 instead of always assuming fbreg can't be used.
750 2005-08-11 David Edelsohn <edelsohn@gnu.org>
752 * config/rs6000/altivec.md: Change constraint "m" to "Z".
753 * config/rs6000/predicates.md (indexed_or_indirect_operand):
754 Accept address wrapped in AND for Altivec.
755 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
756 Strip AND wrapping offset address for Altivec.
758 2005-08-11 Richard Henderson <rth@redhat.com>
761 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
762 before using TYPE_IS_SIZETYPE.
764 2005-08-11 Richard Henderson <rth@redhat.com>
767 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
768 insn types not present on ev4.
769 (alphaev5_insn_pipe): Similarly.
771 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
774 * arm.c (arm_override_options): If the user has selected callee-super-
775 interworking, then enable normal interworking.
777 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
779 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
782 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
784 * doc/rtl.texi: Fix two typos.
786 2005-08-11 Richard Guenther <rguenther@suse.de>
789 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
790 cases where we call to/from functions returning void.
792 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
795 * tree.c (build_pointer_type_for_mode): Robustify.
797 2005-08-10 James E Wilson <wilson@specifix.com>
799 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
800 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
802 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
805 2005-08-10 Eric Christopher <echristo@apple.com>
807 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
808 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
811 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
814 * config/darwin.c (machopic_indirect_data_reference): Use a new register
815 for the high part when generating dynamic-no-pic code.
817 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
819 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
820 (x86_64-*-linux*): Likewise.
822 * config/i386/crtfastmath.c: New file.
823 * config/i386/t-crtfm: Likewise.
825 * config/i386/linux.h (ENDFILE_SPEC): New.
826 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
828 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
831 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
833 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
834 (vec_shl, vec_shr): Document new operations.
835 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
837 2005-08-10 David Edelsohn <edelsohn@gnu.org>
839 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
840 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
841 change predicate to indexed_or_indirect_address.
843 2005-08-10 Richard Sandiford <richard@codesourcery.com>
845 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
846 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
847 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
849 * config/arm/unaligned-funcs.c: New file.
850 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
852 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
854 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
856 * cfglayout.c (pass_insn_locators_initialize): Add dump.
857 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
859 * except.c (pass_convert_to_eh_region_ranges): Add dump.
860 * final.c (pass_shorten_branches): Add dump.
861 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
862 (pass_life): Rename dump.
863 (rest_of_handle_flow2): Remove initial verify_flow_info.
864 * function.c (pass_instantiate_virtual_regs): Add dump.
865 * integrate.c (pass_initial_value_sets): Add dump.
866 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
867 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
868 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
869 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
870 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
871 gate_rtl_unrool_and_peel_loops): New.
872 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
873 rtl_doloop): Do not look at flags.
874 * mode-switching.c (pass_mode_switching): Add dump.
875 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
876 pass_split_before_regstack): Add dump.
877 * regmove.c (pass_stack_adjustments): Add dump.
878 * tree-optimize.c (pass_fixup_cfg): Add dump.
880 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
883 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
884 deciding which instruction sequence to use.
886 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
888 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
889 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
891 2005-08-09 Richard Guenther <rguenther@suse.de>
893 * c-common.c (builtin_function_2): Remove.
894 (def_builtin_1): New function.
895 (c_common_nodes_and_builtins): Use def_builtin_1 to
896 build builtin functions.
898 2005-08-09 Jie Zhang <jie.zhang@analog.com>
900 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
901 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
902 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
905 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
907 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
908 fold_binary instead of fold_build2 since we don't care about the
910 (loop_niter_by_eval): Likewise.
911 (compare_trees): Likewise.
912 (proved_non_wrapping_p): Likewise.
914 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
918 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
919 if the if is really empty.
921 2005-08-09 Steven Bosscher <stevenb@suse.de>
923 PR tree-optimization/23234
924 * tree-ssa-math-opts.c (place_reciprocal): New enum.
925 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
926 argument of the new enum.
927 (execute_cse_reciprocals): Add reciprocals for function arguments
928 on the unique successor edge of the entry block. Update other calls
929 to execute_cse_reciprocals_1.
931 2005-08-08 Richard Henderson <rth@redhat.com>
934 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
936 2005-08-08 Bob Wilson <bob.wilson@acm.org>
938 * expr.c (write_complex_part): Return after handling MEM.
940 2005-08-08 Josh Conner <jconner@apple.com>
942 PR rtl-optimization/23241
943 * combine.c (simplify_comparison): Fix error in determining
944 whether to lift a subreg from comparison.
946 2005-08-08 David Edelsohn <edelsohn@gnu.org>
949 * config/rs6000/altivec.md (vec_init<mode>): New.
950 (vec_set<mode>): New.
951 (vec_extract<mode>): New.
952 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
953 (rs6000_expand_vector_set): New.
954 (rs6000_expand_vector_extract): New.
955 (rs6000_legitimate_offset_address_p): Offset addresses are valid
956 for Altivec modes before reload.
957 (altivec_expand_vec_init_builtin): New.
958 (get_element_number): New.
959 (altivec_expand_vec_set_builtin): New.
960 (altivec_expand_vec_ext_builtin): New.
961 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
963 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
965 * config/rs6000/rs6000.h (rs6000_builtins): Add
966 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
967 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
968 * config/rs6000/rs6000-protos.h: Declare new functions.
970 2005-08-08 Jan Hubicka <jh@suse.cz>
972 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
973 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
974 * i386.md (movdi*): Use pic_32bit_operand.
975 * predicates.md (pic_32bit_operand): New.
977 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
980 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
982 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
984 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
985 (test_for_singularity): Use fold_build2.
987 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
989 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
991 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
993 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
994 (COMMON_ASM_OP) Define.
995 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
996 (ix86_encode_section_info): Likewise.
997 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
998 SUBTARGET_ENCODE_SECTION_INFO.
1000 2005-08-06 Richard Henderson <rth@redhat.com>
1003 * tree-nested.c (convert_local_reference): Save and restore val_only
1004 around component_ref and friends. Clear walk_subtrees by default.
1006 2005-08-06 Peter O'Gorman <peter@pogma.com>
1009 * gcc.c (process_command): Check the argument to -b has a dash.
1010 * doc/invoke.texi: Update -b and -V docs.
1012 2005-08-06 James E Wilson <wilson@specifix.com>
1014 * config/mips/cross64.h, config/mips/t-cross64: Delete.
1016 2005-08-06 Michael Matz <matz@suse.de>
1018 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
1019 member only if only one insn is associated with the value.
1021 2005-08-06 Nick Clifton <nickc@redhat.com>
1023 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
1025 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
1026 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
1027 Check symbol flags instead of symbol name mangling.
1028 (xstormy16_asm_output_aligned_common): Likewise. Also
1029 simplify code since the bss100_section cass is the only case
1030 where the below100 code will be triggered.
1031 (xstormy16_encode_section_info): Encode below100 attribute
1032 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
1034 (xstormy16_strip_name_encoding): Delete - this function is no
1036 (TARGET_STRIP_NAME_ENCODING): Undefine.
1037 * config/stormy16/stormy16-protos.h: Delete prototype for
1038 xstormy16_strip_name_encoding.
1040 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
1042 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
1043 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
1044 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
1045 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
1046 config/alpha/predicates.md, config/arc/arc.h,
1047 config/arm/arm.h, config/arm/ieee754-df.S,
1048 config/arm/ieee754-sf.S, config/bfin/bfin.c,
1049 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
1050 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
1051 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
1052 config/m68hc11/m68hc11.h, config/mips/mips.c,
1053 config/mips/mips.h, config/mips/openbsd.h,
1054 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
1055 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
1056 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
1057 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
1058 config/sparc/linux.h, config/sparc/linux64.h,
1059 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
1060 doc/extend.texi, doc/gcov.texi, doc/install.texi,
1061 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
1062 typos. Follow spelling conventions.
1064 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
1067 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
1068 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
1069 specially. Check for side effects only for COND_EXPR.
1070 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
1071 return with TREE_NO_WARNING.
1073 2005-08-06 Richard Sandiford <richard@codesourcery.com>
1075 PR rtl-optimization/23233
1076 * loop.c (combine_movables): Require the modes to be the same.
1077 (move_movables): Remove handling of cases where the replacement
1078 had a different mode to the original.
1080 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
1082 PR tree-optimization/23128
1083 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
1084 subtraction wrap, and set TREE_OVERFLOW if they do.
1086 2005-08-05 Richard Henderson <rth@redhat.com>
1089 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
1090 FORCED_LABEL labels.
1092 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
1095 * reload.c (find_reloads_subreg_address): Pass down TYPE
1096 unchanged. Change all callers except find_reloads_toplev.
1098 2005-08-05 Michael Matz <matz@suse.de>
1100 * genattrtab.c (current_alternative_string): Remove.
1101 (SIMPLIFY_ALTERNATIVE): Ditto.
1102 (attr_alt_bit_p): Ditto.
1103 (alternative_name): Make const char *.
1104 (evaluate_eq_attr): Remove use of above things.
1105 (simplify_test_exp): Ditto.
1106 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
1107 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
1109 2005-08-04 James E Wilson <wilson@specifix.com>
1111 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
1112 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
1113 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
1114 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
1115 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
1117 2005-08-04 Richard Henderson <rth@redhat.com>
1120 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
1121 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
1122 * tree-sra.c (decide_block_copy): Use it. Disable element copy
1123 if we'd have to instantiate too many members.
1125 2005-08-04 Richard Henderson <rth@redhat.com>
1128 * tree-outof-ssa.c (coalesce_asm_operands): New.
1129 (coalesce_ssa_name): Use it. Split out ...
1130 (coalesce_phi_operands, coalesce_result_decls): ... these.
1132 2005-08-04 Paul Brook <paul@codesourcery.com>
1134 * read-rtl.c (read_quoted_string): Break if EOF.
1136 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
1138 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
1139 (fold_build2): Likewise.
1140 (fold_build3): Likewise.
1141 (fold_build1_stat): New function prototype.
1142 (fold_build2_stat): Likewise.
1143 (fold_build3_stat): Likewise.
1144 * fold-const.c (fold_build1): Rename to ..
1145 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
1146 through to build1_stat.
1147 (fold_build2): Rename to ..
1148 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
1149 through to build2_stat.
1150 (fold_build3): Rename to ..
1151 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
1152 through to build3_stat.
1154 2005-08-04 David Edelsohn <edelsohn@gnu.org>
1155 Ian Lance Taylor <ian@airs.com>
1157 * function.c (assign_stack_local_1): Do not correct stack slot
1158 address if allocation size is smaller than mode size.
1160 2005-08-04 Diego Novillo <dnovillo@redhat.com>
1163 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
1164 (tree_merge_blocks): Propagate anything allowed by
1166 Clarify documentation.
1167 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
1168 SSA form, schedule an update if necessary.
1170 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
1172 * doc/install.texi (Binaries): Remove broken link to
1173 Sinix/Reliant Unix binaries.
1175 2005-08-03 Richard Henderson <rth@redhat.com>
1178 * function.c (stack_protect_epilogue): Export.
1179 * tree.h (stack_protect_epilogue): Declare.
1180 * calls.c (expand_call): Call it.
1182 2005-08-03 Eric Christopher <echristo@apple.com>
1184 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
1185 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
1188 2005-08-04 Jan Hubicka <jh@suse.cz>
1190 * profile.c (branch_prob): Split edges with goto locus on them
1191 to get proper line counts.
1192 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
1194 2005-08-03 Paul Brook <paul@codesourcery.com>
1196 * function.c (assign_parms): Round current_function_args_size
1197 to PARM_BOUNDARY, not STACK_BOUNDARY.
1199 2005-08-03 Geoffrey Keating <geoffk@apple.com>
1201 * config/i386/i386.c (x86_elf_aligned_common)
1202 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
1204 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
1206 PR tree-optimization/23157
1207 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
1208 before emitting them.
1210 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1212 PR tree-optimization/19899
1213 * Makefile.in (tree-scalar-evolution.o): Add real.h.
1214 * tree-scalar-evolution.c: Include real.h.
1215 (add_to_evolution): Build constant -1 of correct type.
1217 2005-08-03 Jan Hubicka <jh@suse.cz>
1219 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
1220 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
1221 profile updating for complette unrolling.
1222 * loop-unroll.c (peel_loop_completely): Use it.
1223 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
1224 (tree_unroll_loops_completely): Disable code growing unrolling of cold
1227 2005-08-03 Paul Brook <paul@codesourcery.com>
1229 * combine.c (can_change_dest_mode): New function.
1230 (try_combine, simplify_set): Use it.
1232 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
1234 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
1237 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
1239 * doc/install.texi (Specific): Adjust link to openavr.org.
1240 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
1241 (Binaries): Adjust HP-UX Porting Center link.
1242 (Binaries): Adjust Free Software Foundation ordering link.
1244 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
1246 * convert.c (convert_to_integer): Use fold_build1 instead of
1247 build1 when converting an integer to an integer.
1249 2005-08-02 Richard Henderson <rth@redhat.com>
1251 * combine.c (combine_instructions): Don't use reg_equal/equiv
1252 results if the mode doesn't match.
1254 2005-08-02 Mark Mitchell <mark@codesourcery.com>
1256 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
1257 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
1259 2005-08-02 Richard Henderson <rth@redhat.com>
1262 * explow.c (memory_address): Remove special-case for
1263 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
1265 2005-08-02 Diego Novillo <dnovillo@redhat.com>
1268 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
1269 number of calls to cleanup_tree_cfg_1.
1271 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
1273 * doc/invoke.texi: document file extensions .F90 and .F95
1275 2005-08-02 Richard Guenther <rguenther@suse.de>
1277 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
1278 positive if its first argument is positive.
1280 2005-08-02 Richard Guenther <rguenther@suse.de>
1282 PR tree-optimization/23177
1283 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
1286 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
1288 PR tree-optimization/23129
1289 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
1290 varying for divisions with anti-ranges.
1292 2005-08-02 Jan Hubicka <jh@suse.cz>
1294 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
1295 * tree-ssa-threadupdate.c (thread_block): Add it here.
1297 2005-08-01 James E Wilson <wilson@specifix.com>
1299 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
1300 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
1301 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
1303 * config/mips/predicates.md (const_call_insn_operand): Add check for
1304 SYMBOL_REF_LONG_CALL_P.
1305 * doc/extend.texi (long_call): Document the new attribute.
1307 2005-08-01 Ian Lance Taylor <ian@airs.com>
1308 Richard Henderson <rth@redhat.com>
1310 * Makefile.in (RTL_BASE_H): Add real.h.
1311 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
1313 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
1315 * rtl.c (rtl_check_failed_code_mode): New.
1316 * rtl.h (struct rtx_def): Add u.rv.
1317 (XCMWINT, XCNMPRV): New.
1318 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
1319 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
1321 2005-08-01 Richard Henderson <rth@redhat.com>
1323 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
1324 with auto-inc codes.
1326 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
1328 2005-08-01 Jan Hubicka <jh@suse.cz>
1330 * i386-protos.h (asm_preferred_eh_data_format): Declare.
1331 * i386.c: Include dwarf2.h
1332 (asm_preferred_eh_data_format): New.
1333 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
1335 2005-08-01 Ian Lance Taylor <ian@airs.com>
1337 * config/host-linux.c (linux_gt_pch_get_address): Add new name
1338 randomize_va_space for virtual address randomization control.
1340 2005-08-01 Steven Bosscher <stevenb@suse.de>
1342 * common.opt (flag_ipa_cp): Put in right place to maintain
1345 2005-08-01 Jan Hubicka <jh@suse.cz>
1347 * profile.c (compute_value_histograms): Fix thinko.
1348 * value-prof.c: Include toplev.h
1349 (check_counter): New function.
1350 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
1351 tree_mod_subtract_transform): Add sanity check.
1353 2005-08-01 Richard Guenther <rguenther@suse.de>
1355 PR tree-optimization/23133
1356 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
1357 current functions parameter decls to find defs to cse
1360 2005-08-01 Richard Guenther <rguenther@suse.de>
1362 PR tree-optimization/23109
1363 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
1364 If trapping math is in effect, use post-dominator information
1365 to check if we'd in any case reach a trapping point before
1366 doing the reciprocal insertion.
1367 (execute_cse_reciprocals): Compute post-dominators, if necessary.
1368 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
1369 expressions are invariant only if trapping math is not in effect.
1371 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
1373 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
1374 cgraph_function_versioning): New declarations.
1375 * cgraphunit.c: Add include to ipa-prop.h.
1376 (update_call_expr, cgraph_copy_node_for_versioning,
1377 cgraph_function_versioning): New functions.
1378 * integrate.c (copy_decl_for_inlining): Remove.
1379 * ipa-prop.h (ipa_replace_map): New struct.
1380 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
1381 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
1382 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
1383 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
1384 ipcp_iterate_stage, ipcp_method_scale_print,
1385 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
1386 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
1387 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
1388 ipcp_update_bb_counts, ipcp_update_profiling,
1389 ipcp_update_edges_counts): New functions.
1390 (ipcp_method_cval_init): Remove restriction regarding local methods.
1391 (ipcp_init_stage): Add ipcp_method_compute_scale.
1392 (ipcp_insert_stage): Add versioning.
1393 (ipcp_structures_print): Add ipcp_method_scale_print.
1394 (ipcp_driver): Dump profiling info.
1395 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
1396 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
1397 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
1398 (struct inline_data): Add versioning_p, ipa_info, new fields.
1399 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
1400 declare_return_variable): Replace calls to copy_decl_for_inlining with
1402 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
1404 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
1405 Add argument VERSIONING.
1406 (copy_arguments_for_versioning, copy_static_chain,
1407 function_versionable_p, tree_versionable_function_p,
1408 tree_function_versioning, replace_ref_tree): New functions.
1409 * tree-inline.h: Include varray.h.
1410 (tree_versionable_function_p, tree_function_versioning,
1411 tree copy_decl_for_dup): New declarations.
1413 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
1415 * ipa-cp.c: New file. Contains IPCP specific functionality.
1416 * ipa-prop.h: New file. Contains structures/definitions that can be
1417 used by several interprocedural data flow optimizations (and also IPCP).
1418 * ipa-prop.c: New file.
1419 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
1420 * common.opt: Add ipa-cp flag.
1421 * timevar.def: Add IPCP optimization.
1422 * tree-optimize.c (init_tree_optimization_passes): Schedule
1424 * tree-pass.h (pass_ipa_cp): Declare.
1426 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
1428 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
1429 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
1430 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
1431 config/i386/i386.c, config/mips/mips.h,
1432 config/rs6000/rs6000.h, config/sh/sh.c,
1433 config/stormy16/stormy16.c: Fix comment typos.
1435 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
1438 * c-typeck.c (build_binary_op): Use common_type wrapper on
1440 (common_type): Update comment.
1442 2005-07-31 Steven Bosscher <stevenb@suse.de>
1445 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
1446 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
1447 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
1449 2005-07-31 Jan Hubicka <jh@suse.cz>
1451 * pretty-print.h (pp_widest_integer): New macro.
1452 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
1455 2005-07-31 Jan Hubicka <jh@suse.cz>
1457 * output.h (enum section_category): Export from varasm.c
1458 (categorize_decl_for_section): Likewise.
1459 * varasm.c (enum section_category): Kill.
1460 (categorize_decl_for_section): Make global.
1461 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
1463 * i386.c (ix86_section_threshold): New static variable.
1464 (ix86_in_large_data_p, ix86_encode_section_info,
1465 x86_64_elf_unique_section,
1466 x86_64_elf_select_section): New functions.
1467 (TARGET_ENCODE_SECTION_INFO): Define
1468 (override_options): Enable medium model for PIC.
1469 (ix86_expand_prologue): Expand gen_set_got_rex64.
1470 (legitimate_constant_p): Handle new UNSPECs.
1471 (legitimate_pic_address_disp_p): Likewise.
1472 (legitimize_pic_address): Lower MEDIUM model addressing.
1473 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
1474 (enum cmodel): Add MEDIUM_PIC.
1475 (SYMBOL_REF_FAR_ADDR_P): New macro.
1476 (SYMBOL_FLAG_FAR_ADDR): New flag.
1477 * i386.md (movdi): Support medium model.
1478 (set_got_rex64): New pattern.
1479 * i386.opt (mlarge-data-threshold): New flag.
1480 * predicates.md (zext_operand/sext_operand): Deal with medium model.
1481 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
1482 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
1483 TARGET_ASM_UNIQUE_SECTION): New.
1485 * invoke.texi (-mlarge_data_threshold): Document
1487 2005-07-31 Jan Hubicka <jh@suse.cz>
1489 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
1490 (coalesce_vars): Likewise.
1491 * tree-ssa-live.c (coalesce_cost): New.
1492 (build_tree_conflict_graph): Use coalesce_cost.
1493 * tree-ssa-live.h (coalesce_cost): Declare.
1495 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
1497 * arm.md (all peepholes for post-increment operations): Delete.
1498 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
1499 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
1500 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
1501 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
1502 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
1504 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
1506 * fold-const.c (tree_expr_nonnegative_p): Always return true for
1509 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
1512 * doc/invoke.texi: Document -rdynamic.
1514 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
1517 * c-parser.c (c_parser_parms_list_declarator): Call
1518 mark_forward_parm_decls.
1519 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
1520 decls with visibility structure.
1522 2005-07-30 Paul Brook <paul@codesourcery.com>
1524 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
1526 2005-07-30 Paul Brook <paul@codesourcery.com>
1528 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
1530 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
1532 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
1534 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
1537 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
1538 nested function declarators.
1539 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
1540 (grokparms): Call warn_if_shadowing for parameters used within the
1542 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
1543 not used within the parameter list.
1544 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
1546 2005-07-30 Jan Hubicka <jh@suse.cz>
1548 * expr.c (expand_expr_real_1): Do not load mem targets into register.
1549 * i386.c (ix86_fixup_binary_operands): Likewise.
1550 (ix86_expand_unary_operator): Likewise.
1551 (ix86_expand_fp_absneg_operator): Likewise.
1552 * optabs.c (expand_vec_cond_expr): Validate dest.
1554 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
1557 * real.c (real_from_string): Also set last bit if there is a
1558 nonzero hex digit beyond GCC's internal precision after ".".
1560 2005-07-29 David Edelsohn <edelsohn@gnu.org>
1562 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
1563 define_constants. Change duplicate values to unassigned numbers.
1564 Change UNSPEC_SUBS to UNSPEC_VSUBS.
1565 (*altivec_vspltsf): New.
1566 (altivec_vperm_v4sf): Delete.
1567 (altivec_vperm_<mode>): Use mode macro V.
1568 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
1569 (altivec_predicate_v4sf): Delete.
1570 (altivec_predicate_<mode>): Use mode macro V.
1571 (*altivec_lvesfx): New.
1572 (*altivec_stvesfx): New.
1573 (vec_realign_load_v4sf): Delete.
1574 (vec_realign_load_<mode>): Use mode macro V.
1575 * config/rs6000/rs6000.c (generate_set_vrsave): Use
1578 2005-07-29 Mark Mitchell <mark@codesourcery.com>
1581 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
1583 * configure: Regenerated.
1585 2005-07-29 Paul Brook <paul@codesourcery.com>
1587 * doc/install.texi: Add link to GFortran binaries wiki page.
1589 2005-07-29 David Ung <davidu@mips.com>
1591 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
1592 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
1593 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
1594 * config/mips/mips.md (cpu): Add 5kf name.
1595 (includes): Includes 5k.md.
1596 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
1597 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
1600 2005-07-29 Diego Novillo <dnovillo@redhat.com>
1603 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
1604 (cleanup_tree_cfg): ... here.
1605 Call cleanup_tree_cfg_1 until there are no more cleanups to
1608 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
1610 * tree-vrp.c (compare_range_with_value): Return true or false
1611 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
1612 EQ_EXPR respectively.
1614 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
1616 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
1619 2005-07-29 Diego Novillo <dnovillo@redhat.com>
1621 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
1622 (tree_ssa_dominator_optimize): Increment it.
1623 (dump_dominator_optimization_stats): Print it.
1625 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
1626 Steven Bosscher <stevenb@suse.de>
1628 PR rtl-optimization/23117
1629 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
1630 when head == tail. Tidy comment.
1632 2005-07-28 Richard Henderson <rth@redhat.com>
1634 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
1635 * cselib.c (rtx_equal_for_cselib_p): Likewise.
1636 * jump.c (rtx_renumbered_equal_p): Likewise.
1637 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
1638 CONST_INT and CONST_DOUBLE.
1639 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
1640 * reload.c (operands_match_p): Special case CONST_INT and
1641 CONST_DOUBLE; check mode earlier.
1643 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
1646 * c-typeck.c (convert_for_assignment): Do not check
1647 DECL_IN_SYSTEM_HEADER on NULL fundecl.
1649 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
1652 * c-typeck.c (composite_type): Prefer constant size arrays to
1655 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
1658 * real.c (real_from_string): Set last bit if there is a nonzero
1659 hex digit beyond GCC's internal precision.
1661 2005-07-28 Richard Henderson <rth@redhat.com>
1664 * cfgcleanup.c (try_forward_edges): Watch out for end of
1667 2005-07-28 James E Wilson <wilson@specifixinc.com>
1670 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
1672 2005-07-28 Jan Hubicka <jh@suse.cz>
1674 * Makefile.in (rtl-profile.o): Kill all traces of it.
1675 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
1676 * coverage.h (rtl_coverage_counter_ref): Kill.
1677 * opts.c (flag_speculative_prefetching_set): Kill.
1678 (flag_loop_optimize_set): New.
1679 (common_handle_option): Disable loop optimizer when profiling;
1680 do not handle speculative prefetching.
1681 * passes.c (init_optimization_passes): Replace pass_profiling combo
1682 by branch_prob pass.
1683 * profile.c (compute_value_histograms): Update for simplified value
1685 (rtl_register_profile_hooks): Kill.
1686 (pass_profiling): Kill.
1687 (rest_of_handle_branch_prob): Do not profile.
1688 * toplev.c (process_options): Remove speculative prefetching.
1689 * toplev.h (flag_tree_based_profiling): Kill.
1690 * tree-profile.c (prepare_instrumented_value,
1691 tree_gen_interval_profiler, tree_gen_pow2_profiler,
1692 tree_gen_one_value_profiler, do_tree_profiling): Update for
1693 simplified datastructures.
1694 * value-prof.c: Add comment that speculative prefetching was dropped;
1695 update rest of file for simplified datastructures.
1696 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
1697 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
1698 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
1699 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
1700 rtl_mod_subtract, gen_speculative_prefetch,
1701 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
1702 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
1703 (gate_handle_value_profile_transformations,
1704 rest_of_handle_value_profile_transformations,
1705 pass_value_profile_transformations): Kill.
1706 * value-prof.h (histogram_value_t): Remove IL based unions.
1707 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
1708 rtl_profile_hooks): Remove hooks.
1710 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
1712 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
1713 (cgraph_clone_node): Likewise.
1714 * cgraph.h (cgraph_clone_edge): Update prototype.
1715 (cgraph_clone_node): Likewise.
1716 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
1718 (lookup_recursive_calls): Consider profile.
1719 (cgraph_decide_recursive_inlining): Fix updating; use new
1720 probability argument; use profile.
1721 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
1722 * tree-inline.c (copy_bb): Update clal of clone_edge.
1723 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
1725 * invoke.texi (min-inline-recursive-probability): Document.
1727 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
1729 * doc/install.texi (Configuration): Update Valgrind homepage.
1731 2005-07-28 Richard Henderson <rth@redhat.com>
1734 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
1735 labels we want to delete.
1736 (cfg_layout_merge_blocks): Likewise.
1738 2005-07-28 Richard Henderson <rth@redhat.com>
1741 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
1742 when expanding to nothing.
1744 2005-07-28 Josh Conner <jconner@apple.com>
1746 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
1747 (cgraph_decide_inlining_of_small_functions): Likewise.
1749 2005-07-28 Josh Conner <jconner@apple.com>
1751 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
1752 direction of badness if negative.
1753 (cgraph_default_inline_p): Add reason to parameters, and assign it
1755 (cgraph_decide_inlining_of_small_functions): New parameter in call
1756 to cgraph_default_inline_p.
1757 (cgraph_decide_inlining_incrementally): Likewise.
1758 * cgraphunit.c (decide_is_function_needed): Likewise.
1759 * cgraph.h (cgraph_default_inline_p): Likewise.
1761 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1763 * builtins.c: Fix comment typo(s).
1764 * genautomata.c: Likewise.
1765 * gimplify.c: Likewise.
1766 * tree-dfa.c: Likewise.
1767 * tree-flow-inline.h: Likewise.
1768 * tree-into-ssa.c: Likewise.
1769 * tree-ssa-alias.c: Likewise.
1770 * tree-ssa-ccp.c: Likewise.
1771 * tree-ssa-copy.c: Likewise.
1772 * tree-ssa-dce.c: Likewise.
1773 * tree-ssa-dom.c: Likewise.
1774 * tree-ssa-operands.c: Likewise.
1775 * tree-tailcall.c: Likewise.
1776 * tree-vectorizer.c: Likewise.
1777 * tree-vrp.c: Likewise.
1780 2005-07-28 Jeff Law <law@redhat.com>
1782 * tree-vrp.c (test_for_singularity): Extracted from ...
1783 (simplify_cond_using_ranges): Attempt to simplify a relational
1784 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
1786 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
1788 PR tree-optimization/22506
1789 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
1790 phis whose argument is constant.
1792 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
1794 PR rtl-optimization/18992
1795 Back out this patch:
1796 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1797 PR optimization/12142
1798 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
1799 uses of the register in the SET_SRC. Remove unnecessary argument.
1801 Replace it with this:
1802 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
1803 if flag_non_call_exceptions is set and the insn may trap, pass
1804 pc_rtx as dest for recursion.
1805 In SET_SRC part of SET case, if dest is already set, pass it down
1808 2005-07-28 Jan Hubicka <jh@suse.cz>
1810 * cfg.c (update_bb_profile_for_threading): Use RDIV.
1811 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
1812 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
1814 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
1815 profile when available.
1817 2005-07-28 Jan Beulich <jbeulich@novell.com>
1819 * config/ia64/ia64.c (ia64_load_pair_ok): New.
1820 (ia64_print_operand): Describe and handle 'X'.
1821 (ia64_register_move_cost): Also handle FP_REGS.
1822 (ia64_preferred_reload_class): Likewise.
1823 (ia64_secondary_reload_class): Likewise.
1824 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
1825 it. Also check for ITANIUM_CLASS_FLDP.
1826 * config/ia64/ia64.h (FP_REGNO_P): New.
1827 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
1828 (reg_class): Add FP_REGS.
1829 (REG_CLASS_NAMES): Adjust for it.
1830 (REG_CLASS_CONTENTS): Likewise.
1831 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
1832 (REG_CLASS_FROM_LETTER): Handle 'x'.
1833 (CLASS_MAX_NREGS): Handle FP_REGS.
1834 (MEMORY_MOVE_COST): Likewise.
1835 * config/ia64/ia64.md (itanium_class): Add fldp.
1836 (type): Handle fldp.
1837 (movti_internal): More allowable operand combinations. Use ldfp8 when
1838 splitting unnecessary. Remove predicable attribute. Adjust
1839 itanium_class attribute.
1840 (smuldi3_highpart): Remove outdated comment.
1841 (mulditi3, umulditi3, rotlti3): New expanders.
1842 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
1843 (absti2): Disabled new insn for future reference.
1844 Respective new splitters.
1845 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
1846 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
1847 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
1849 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
1851 PR rtl-optimization/23047
1852 * simplify-rtx.c (simplify_const_relational_operation): Respect
1853 flag_wrapv for comparisons with ABS.
1855 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
1857 PR tree-optimization/22493
1858 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
1859 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
1861 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
1863 * config/frv/frv.opt (moptimize-membar): New.
1865 * doc/invoke.texi: Document -moptimize-membar and its inverse.
1867 * config/frv/frv.h: Remove machine_function definition.
1869 * config/frv/frv.c (struct frv_io): New.
1870 (struct machine_function): Moved from frv.h. Add has_membar_p.
1871 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
1872 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
1873 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
1874 (frv_optimize_membar_global, frv_optimize_membar): New functions.
1875 (frv_reorg): Call frv_optimize_membar when appropriate.
1876 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
1877 (frv_expand_builtin): Adjust calls accordingly.
1878 (frv_io_address_cookie): New function.
1879 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
1880 load or store rather than a special insn. Add ccnstant address and
1881 io-type operands to the membar.
1882 (frv_ifcvt_modify_tests): Unsign regno.
1883 (frv_ifcvt_modify_tests): Same.
1885 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
1886 UNSPEC_OPTIONAL_MEMBAR constant.
1887 (builtin_read_<mode>): Delete.
1888 (builtin_write_<mode>): Delete.
1889 ("optional_membar_<mode>"): Add operand.
1891 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
1892 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
1893 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
1894 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
1895 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
1896 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
1897 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
1898 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
1899 * testsuite/gcc.target/frv/all-read-write-1.c: New.
1901 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
1903 * df.c (df_uses_record): Handle SCRATCH.
1905 2005-07-28 Steven Bosscher <stevenb@suse.de>
1908 * passes.c (rest_of_decl_compilation): If decl is a type and
1909 we have encountered errors, don't emit debug information.
1911 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
1913 * params.def: Fixed comment.
1915 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
1918 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
1919 (TARGET_ASM_UNALIGNED_HI_OP): Add.
1920 (TARGET_ASM_UNALIGNED_SI_OP): Add.
1922 2005-07-27 Steven Bosscher <stevenb@suse.de>
1925 * varasm.c (assemble_start_function): Don't do anything that may
1926 require a CFG if the current function is a thunk.
1928 2005-07-25 Geoffrey Keating <geoffk@apple.com>
1930 * doc/install.texi (Prerequisites): Mention that perl is needed
1931 to do export control in libstdc++ targetting Darwin.
1933 2005-07-27 Steven Bosscher <stevenb@suse.de>
1935 PR rtl-optimization/17808
1936 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
1937 (sched_insns_conditions_mutex_p): Split out from...
1938 (add_dependence): ...here. But don't call it from here.
1939 (add_dependence_list): Check sched_insns_conditions_mutex_p
1940 before calling add_dependence.
1941 (add_dependence_list_and_free): Likewise.
1942 (fixup_sched_groups): Likewise.
1943 (sched_analyze_1): Likewise.
1944 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
1945 (sched_analyze): Likewise.
1946 (sched_analyze_insn): Likewise.
1947 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
1948 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
1949 dependencies on all COND_EXEC insns to jumps ending basic blocks
1950 when doing intrablock scheduling.
1951 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
1953 2005-07-27 Jeff Law <law@redhat.com>
1955 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
1956 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
1957 equivalency sets, correctly handle the case were vr0 has an
1958 equivalency set, but vr1 does not.
1960 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
1962 PR tree-optimization/23073
1963 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
1964 vect_print_dump_info before fprintf.
1966 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
1968 PR tree-optimize/22348
1969 * tree-ssa-loop-niter.c (number_of_iterations_cond):
1970 Fold the partial computation.
1972 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
1974 PR tree-optimization/22325
1975 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
1977 * tree-scalar-evolution.c (scev_const_prop): Add generic final
1979 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
1980 (force_var_cost): ... this function.
1981 (compute_phi_arg_on_exit): Export.
1983 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
1985 PR tree-optimization/20773
1986 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
1989 2005-07-27 Richard Guenther <rguenther@suse.de>
1991 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
1992 Avoid pushing again if current struct contains only
1993 fields we decomposed.
1995 2005-07-27 Jan Hubicka <jh@suse.cz>
1997 PR tree-optimization/22574
1998 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
2001 * tree-tailcall.c (decrease_profile): New function.
2002 (eliminate_tail_call): Use it.
2004 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
2005 visibility flags correctly in whole program mode.
2007 2005-07-26 Steve Ellcey <sje@cup.hp.com>
2009 PR rtl-optimization/22472
2010 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
2012 2005-07-26 Steven Bosscher <stevenb@suse.de>
2014 PR tree-optimization/22504
2015 * tree-complex.c (expand_complex_addition): Use 'code' instead
2016 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
2018 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
2020 * config.gcc (cpu_type): Add frv case.
2021 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
2022 (supported_defaults): Add fr550 case.
2024 2005-07-26 Diego Novillo <dnovillo@redhat.com>
2027 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
2028 whether a pointer of type T * may point to objects of type T *.
2030 2005-07-26 DJ Delorie <dj@redhat.com>
2032 * configure: Regenerate.
2034 2005-07-26 Dale Johannesen <dalej@apple.com>
2036 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
2038 2005-07-26 Mark Mitchell <mark@codesourcery.com>
2040 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
2041 Clarify use of "build" in name.
2043 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
2045 * doc/extend.texi (Raw read/write Functions): New section.
2046 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
2047 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
2048 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
2049 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
2050 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
2051 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
2052 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
2053 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
2054 * config/frv/frv.c: Add bdesc_loads global.
2055 Add bdesc_stores global.
2056 (frv_init_builtins): Add support for __builtin_{read/write}*.
2057 (frv_volatile_memref): New.
2058 (frv_expand_load_builtin): New.
2059 (frv_expand_store_builtin): New.
2060 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
2061 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
2062 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
2063 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
2064 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
2065 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
2066 (builtin_read_<mode>): New.
2067 (builtin_write_<mode>): New.
2068 (builtin_write64): New.
2069 (optional_membar_<mode>): New.
2071 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
2073 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
2074 (rather than units) against HOST_BITS_PER_WIDE_INT.
2076 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
2078 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
2079 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
2080 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
2081 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
2084 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
2085 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
2086 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
2088 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
2090 2005-07-26 Richard Guenther <rguenther@suse.de>
2092 PR tree-optimization/22486
2093 * fold-const.c (fold_unary): Fold away useless component
2094 references of the form (T *)&T.x, if the address
2097 2005-07-25 James E Wilson <wilson@specifixinc.com>
2099 * dwarf2out.c (add_call_src_coords_attributes): New.
2100 (gen_inlined_subroutine_die): Call it.
2101 (maybe_emit_file, init_file_table): Add comments.
2102 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
2104 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
2105 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
2106 * tree.h (BLOCK_SOURCE_LOCATION): New.
2107 (struct tree_block): New field locus.
2109 2005-07-26 Andreas Schwab <schwab@suse.de>
2111 PR rtl-optimization/23043
2112 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
2113 when allocating a struct unoccr.
2115 2005-07-25 Richard Henderson <rth@redhat.com>
2118 * tree-complex.c (gate_no_optimization): True if errors.
2119 * Makefile.in (tree-complex.o): Update dependencies.
2121 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
2123 * config/frv/predicates.md (integer_register_operand): Use
2126 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
2129 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
2131 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
2133 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
2135 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
2136 types when flag_unsafe_math_optimizations is true.
2138 2005-07-25 Mark Mitchell <mark@codesourcery.com>
2140 * gcc.c (option_map): Add --sysroot.
2141 (process_command): Handle --sysroot.
2142 (display_help): Document it.
2143 * doc/cppopts.tex (-isysroot): Document.
2144 * doc/invoke.texi (--sysroot): Document.
2145 * doc/install.texi (--with-build-sysroot): Document.
2147 * Makefile.in (inhibit_libc): New variable.
2148 (INHIBIT_LIBC_CFLAGS): Likewise.
2149 (LIBGCC2_CFLAGS): Include
2150 $(INHIBIT_LIBC_CFLAGS).
2151 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
2152 ($(T)crtbegin.o): Do not use @inhibit_libc@.
2153 ($(T)crtend.o): Likewise.
2154 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
2155 ($(T)crtendS.o): Likewise.
2156 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
2157 ($(T)crtendT.o): Likewise.
2158 (stmp-fixinc): Do not complain about missing headers if
2160 * configure.ac (inhibit_libc): Set it to true/false.
2161 (--with-build-sysroot): New option. Use it to set
2163 * configure: Regenerated.
2165 2005-07-25 Manfred Hollstein <mh@suse.com>
2167 * calls.c (store_one_arg): Fix unsigned comparison warning.
2169 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
2172 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
2173 (ggc_print_statistics): Initialize variable before use.
2175 2005-07-25 Richard Guenther <rguenther@suse.de>
2177 * tree-dfa.c (mark_new_vars_to_rename): Protect against
2178 calling with a PHI_NODE argument.
2180 * tree-flow-inline.h (overlap_subvar): Protect against
2183 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
2185 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
2186 * configure: Regenerate.
2188 2005-07-25 Ira Rosen <irar@il.ibm.com>
2190 * expr.c (highest_pow2_factor): Make extern.
2191 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
2192 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
2193 record_array_differ_p, array_ptr_differ_p): Likewise.
2194 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
2195 additional cases. Call the above functions.
2196 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
2197 base_object_differ_p when there are two base objects. Otherwise, compare
2198 base address and offset. Call may_alias_p.
2199 (dump_data_reference): Use a correct field name.
2200 (analyze_array): Make static. Initialize new data-ref fields.
2201 (analyze_indirect_ref): New function.
2202 (init_data_ref): Initialize new data-ref fields.
2203 (strip_conversion): Moved from tree-vect-analyze.c.
2204 (analyze_offset_expr, get_ptr_offset, address_analysis,
2205 object_analysis): Likewise.
2206 (analyze_offset): New function.
2207 (create_data_ref): Likewise.
2208 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
2209 dimensions for ARRAY_REFs only.
2210 (build_classic_dist_vector): Make static.
2211 (access_functions_are_affine_or_constant_p): Call macro to get the
2212 address of access functions.
2213 (compute_all_dependences): Add new parameter
2214 compute_self_and_read_read_dependences. Compute self and read-read
2215 dependences if it is true.
2216 (find_data_references_in_loop): Call create_data_ref. Initialize new
2218 (compute_data_dependences_for_loop): Add new parameter
2219 compute_self_and_read_read_dependences. Remove parameter nb_loops,
2220 compute nb_loops. Call compute_all_dependences,
2221 build_classic_dist_vector and build_classic_dir_vector with correct
2223 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
2224 with correct parameters. Compare dimensions for ARRAY_REFs only.
2225 (free_data_refs): Call macro to free access functions.
2226 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
2227 fields from stmt_vinfo.
2228 (struct base_object_info): New structure.
2229 (struct data_reference): Move fields to base_object_info. Add fields
2230 first_location and object_info for above structures. Move fields from
2231 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
2232 aligned_to. Add macros to access the new fields.
2233 Update functions declarations.
2234 * tree-flow.h (is_aliased_with): Declare.
2235 * tree-loop-linear.c (linear_transform_loops): Call
2236 compute_data_dependences_for_loop with correct parameters.
2237 * tree-ssa-alias.c (is_aliased_with): New function.
2238 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
2239 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
2240 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
2241 vect_base_addr_differ_p, compute_subscript_distance and
2242 build_classic_dist_vector. Add printings. Check absolute value of
2244 (vect_analyze_data_ref_dependences): Go through ddrs instead of
2246 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
2247 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
2248 to bytes. Add printing.
2249 (vect_compute_data_refs_alignment): Go through loads and stores in one
2251 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
2252 vect_analyze_data_ref_access): Likewise.
2253 (vect_analyze_pointer_ref_access): Remove.
2254 (vect_address_analysis, vect_object_analysis): Likewise.
2255 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
2256 and analyze data-refs in the loop.
2257 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
2258 fields of data-ref instead of stmt. Add init to the offset from the
2260 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
2261 (vect_update_init_of_dr): Likewise.
2262 (vect_update_inits_of_drs): Go through loads and stores in one loop.
2263 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
2265 (new_loop_vec_info): Initialize new fields.
2266 (destroy_loop_vec_info): Free new fields.
2267 (vect_strip_conversion): Remove.
2268 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
2269 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
2270 datarefs. Add new field ddrs.
2271 Add macros for the new fields access.
2272 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
2273 base_aligned_p, misalignment, memtag, ptr_info and subvars.
2274 Remove their macros.
2275 * tree.h (highest_pow2_factor): Declare.
2277 2005-07-25 Jakub Jelinek <jakub@redhat.com>
2279 * calls.c (store_one_arg): Check for sibling call MEM arguments
2280 from already clobbered incoming argument area.
2282 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2284 * c-common.c (check_missing_format_attribute): New.
2285 * c-common.h (check_missing_format_attribute): Likewise.
2286 * c-typeck.c (convert_for_assignment): Use it.
2288 2005-07-24 Andreas Schwab <schwab@suse.de>
2290 * config/m68k/m68k.md ("extendqidi2"): When source is an address
2291 register use a word move. Correct operand of ext.w in 68000 code.
2293 2005-07-23 Mark Mitchell <mark@codesourcery.com>
2295 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
2296 variables as declarations, rather than definitions.
2298 2005-07-24 Ira Rosen <irar@il.ibm.com>
2300 PR tree-optimization/22526
2301 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
2304 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2306 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
2307 that C99 reserve for future use. Use it to define clog10,
2308 clog10f and clog10l.
2310 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2312 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
2313 * configure.ac: Check for -Wmissing-format-attribute.
2315 * configure: Regenerate.
2317 2005-07-23 Richard Henderson <rth@redhat.com>
2319 PR tree-optimization/22623
2320 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
2322 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
2325 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
2327 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2329 * Makefile.in (C_TREE_H): Update dependencies.
2330 * c-tree.h: Include toplev.h.
2331 * diagnostic.h (diagnostic_set_info): Add format attribute.
2332 * rtl-error.c (diagnostic_for_asm): Likewise.
2334 2005-07-23 Chao-ying Fu <fu@mips.com>
2336 * config/mips/mips-dsp.md: New file.
2337 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
2338 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
2340 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
2341 MIPS_BUILTIN_BPOSGE32.
2342 (mips_expand_builtin_direct): Add one parameter to indicate that
2343 builtin functions need to return a value.
2344 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
2346 (mips_regno_to_class): Add classes for 12 new DSP registers.
2347 (mips_subword): Change to check four HI registers.
2348 (mips_output_move): Output move to and from 6 new DSP accumulators.
2349 (override_options): Make sure -mdsp and -mips16 are not used together.
2350 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
2352 (mips_conditional_register_usage): Disable 6 new DSP accumulators
2354 (print_operand): Add 'q' for printing DSP accumulators.
2355 (mips_cannot_change_mode_class): Check ACC_REGS.
2356 (mips_secondary_reload_class): Check ACC_REGS.
2357 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
2358 (mips_register_move_cost): Check ACC_REGS.
2359 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
2360 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
2361 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
2362 (dsp_bdesc): New array.
2363 (bdesc_arrays): Add DSP builtin function table.
2364 (mips_prepare_builtin_arg): Check predicate again after
2366 (mips_expand_builtin): Add one more parameter to
2367 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
2368 MIPS_BUILTIN_BPOSGE32.
2369 (mips_init_builtins): Initialize new function types.
2370 (mips_expand_builtin_direct): Check if builtin functions need to
2371 return a value and pass operands properly.
2372 (mips_expand_builtin_bposge): New function.
2373 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
2374 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
2375 (FIRST_PSEUDO_REGISTER): Increase to 188.
2376 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
2377 Update for 12 new DSP registers.
2378 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
2379 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
2380 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
2381 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
2382 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
2383 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
2384 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
2385 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
2386 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
2387 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
2388 (REGISTER_NAMES): Add names for 12 new DSP registers.
2389 * config/mips/mips.md: Include mips-dsp.md.
2390 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
2391 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
2392 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
2393 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
2394 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
2395 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
2396 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
2397 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
2398 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
2399 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
2400 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
2401 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
2402 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
2403 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
2404 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
2405 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
2406 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
2407 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
2408 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
2409 (UNSPEC_RDDSP): New constants.
2410 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
2411 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
2413 * config/mips/mips.opt (-mdsp): New option.
2414 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
2415 (reg_imm10_operand): New predicates.
2416 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
2417 * doc/invoke.texi (-mdsp): Document new option.
2419 2005-07-22 DJ Delorie <dj@redhat.com>
2421 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
2423 * tree-inline.c (inlinable_function_p): Likewise.
2425 2005-07-22 Mark Mitchell <mark@codesourcery.com>
2428 * toplev.c (check_global_declarations): Do not mark undefined
2429 variables as DECL_IGNORED_P.
2430 * varasm.c (first_global_object_name): GTY it.
2431 (weak_global_object_name): Likewise.
2432 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
2433 a string to go into {weak,first}_global_object_name.
2435 2005-07-22 DJ Delorie <dj@redhat.com>
2437 * c-format.c (check_function_format): Change warning control
2438 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
2440 2005-07-22 Diego Novillo <dnovillo@redhat.com>
2442 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
2443 &PTR->FLD a dereference of PTR.
2444 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
2445 a potential dereference of PTR.
2447 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
2449 PR rtl-optimization/20370
2450 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
2451 call allocate_reg_info if necessary.
2453 PR rtl-optimization/21848
2454 * calls.c (emit_library_call_value_1): For const functions, add
2455 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
2457 PR rtl-optimization/22445
2458 * cselib.c (target.h): Include.
2459 (rtx_equal_for_cselib_p): Allow commutative matches.
2460 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
2461 Remove MODE parameter. Changed all callers.
2463 PR rtl-optimization/22258
2464 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
2466 (try_combine): Use likely_spilled_retval_p.
2468 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
2470 * config.gcc: Add crx-elf support.
2472 * doc/contrib.texi: Mention crx.
2473 * doc/extend.texi: Document crx extensions.
2474 * doc/install.texi: Document crx install.
2475 * doc/invoke.texi: Document crx options.
2476 * doc/md.texi: Document crx constraints.
2478 * config/crx/crx-protos.h: New file.
2479 * config/crx/crx.c: New file.
2480 * config/crx/crx.h: New file.
2481 * config/crx/crx.md: New file.
2482 * config/crx/crx.opt: New file.
2483 * config/crx/t-crx: New file.
2485 2005-07-22 Manfred Hollstein <mh@suse.com>
2487 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
2489 (int_add_graph_edge): Likewise.
2490 (collapse_nodes): Likewise.
2491 (process_unification_queue): Likewise.
2493 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2494 Laurent GUERBY <laurent@guerby.net>
2496 PR tree-optimization/22336
2497 * function.c (record_block_change): Check for
2498 cfun->ib_boundaries_block.
2500 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
2502 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
2503 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
2505 2005-07-21 DJ Delorie <dj@redhat.com>
2507 * toplev.c (warn_deprecated_use): Add warning control to warning
2509 * c-typeck.c (parser_build_binary_op): Likewise.
2510 (c_finish_if_stmt): Likewise.
2511 * c-common.c (check_function_sentinel): Likewise.
2512 (check_nonnull_arg): Likewise.
2514 2005-07-21 Richard Henderson <rth@redhat.com>
2517 * tree-complex.c (complex_ssa_name_components): New.
2518 (cvc_lookup): Allow entry not found.
2519 (create_components): Remove.
2520 (create_one_component_var, get_component_var): New.
2521 (get_component_ssa_name, set_component_ssa_name): New.
2522 (extract_component): Use get_component_ssa_name.
2523 (update_complex_components): Use set_component_ssa_name.
2524 (update_complex_components_on_edge): Likewise.
2525 (update_phi_components): Create new PHI nodes directly, instead
2526 of adding insns to edges.
2527 (tree_lower_complex): Allocate and free complex_variable_components
2528 and complex_ssa_name_components here.
2530 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
2532 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
2533 revert to returning false.
2535 2005-07-21 Uros Bizjak <uros@kss-loka.si>
2538 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
2540 2005-07-21 Uros Bizjak <uros@kss-loka.si>
2543 * config/i386/i386.md (cmpxf): Change operand constraints
2544 to "nonmemory_operand".
2546 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
2548 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
2550 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
2553 * fold-const.c (fold_build1): Add checksum for the operands.
2554 (fold_build2): Likewise.
2555 (fold_build3): Likewise.
2557 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
2560 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
2562 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
2564 * common.opt (-fforward-propagate): Committed by mistake,
2567 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2569 * reg-stack.c: Fix comment typo(s).
2570 * tree-ssa-operands.c: Likewise.
2571 * tree-vectorizer: Likewise.
2573 2005-07-21 Nick Clifton <nickc@redhat.com>
2575 * config/sh/symbian.c: Replace C++ style line comments with C
2576 style line comments.
2577 (symbian_add_attribute): Do not use a ? operator on the LHS of
2579 (sh_symbian_handle_dll_attribute): Change the type of the
2580 method vector to "VEC(tree,gc)*" and use vector accessor
2581 macros to walk over the elements.
2582 (symbian_export_vtable_and_rtti_p): Likewise.
2583 (symbian_class_needs_attribute_p): Likewise.
2585 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
2588 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
2589 initialize targetm.resolve_overloaded_builtin here.
2590 (altivec_expand_overloaded_builtin): Make it non-static.
2591 * config/rs6000/rs6000-protos.h
2592 (altivec_expand_overloaded_builtin): New prototype.
2593 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
2594 targetm.resolve_overloaded_builtin here.
2595 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
2597 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
2598 Zdenek Dvorak <dvorakz@suse.cz>
2600 PR tree-optimization/19210
2601 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
2603 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
2604 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
2605 rely on unproven assumptions.
2606 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
2607 * tree-flow.h (number_of_iterations_exit): Add final parameter.
2608 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
2609 to number_of_iterations_exit.
2610 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
2611 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
2612 * tree-ssa-loop-niter.c (find_loop_niter,
2613 estimate_numbers_of_iterations_loop): Likewise.
2614 (number_of_iterations_exit): Honor the new options.
2615 * doc/invoke.texi (Wunsafe-loop-optimizations,
2616 funsafe-loop-optimizations): Document them.
2618 2005-07-21 Richard Sandiford <richard@codesourcery.com>
2620 PR rtl-optimization/22167
2621 * gcse.c (hoist_code): Fix hoist_exprs[] check.
2623 2005-07-20 Adam Nemet <anemet@lnxw.com>
2625 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
2626 __do_global_dtors_aux longcall.
2628 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
2630 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
2631 (old_special_pred_table): Don't reference
2632 SPECIAL_MODE_PREDICATES.
2633 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
2634 * config/arc/arc.h: Don't mention PREDICATE_CODES.
2635 * config/sh/predicates.h: Don't mention
2636 SPECIAL_MODE_PREDICATES.
2637 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
2640 2005-07-20 DJ Delorie <dj@redhat.com>
2642 * config.gcc: Add m32c-elf support.
2644 * doc/contrib.texi: Mention m32c.
2645 * doc/extend.texi: Document m32c extensions.
2646 * doc/install.texi: Mention m32c.
2647 * doc/invoke.texi: Document m32c options.
2648 * doc/md.texi: Document m32c constraints.
2650 * config/m32c/addsub.md: New file.
2651 * config/m32c/bitops.md: New file.
2652 * config/m32c/cond.md: New file.
2653 * config/m32c/jump.md: New file.
2654 * config/m32c/m32c-lib1.S: New file.
2655 * config/m32c/m32c-lib2.c: New file.
2656 * config/m32c/m32c-modes.def: New file.
2657 * config/m32c/m32c-pragma.c: New file.
2658 * config/m32c/m32c-protos.h: New file.
2659 * config/m32c/m32c.abi: New file.
2660 * config/m32c/m32c.c: New file.
2661 * config/m32c/m32c.h: New file.
2662 * config/m32c/m32c.md: New file.
2663 * config/m32c/m32c.opt: New file.
2664 * config/m32c/minmax.md: New file.
2665 * config/m32c/mov.md: New file.
2666 * config/m32c/muldiv.md: New file.
2667 * config/m32c/predicates.md: New file.
2668 * config/m32c/prologue.md: New file.
2669 * config/m32c/shift.md: New file.
2670 * config/m32c/t-m32c: New file.
2672 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
2674 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
2675 (stack_protect_set, stack_protect_test): New expanders.
2676 (stack_protect_set_si, stack_protect_set_si_media,
2677 stack_protect_set_di_media, stack_protect_test_si,
2678 stack_protect_test_si_media, stack_protect_test_di_media):
2681 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
2683 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
2685 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
2687 * tree.h (tree_expr_nonzero_p): Export.
2688 * fold-const.c (tree_expr_nonzero_p): Likewise.
2689 Return true for CALL_EXPRs that are alloca calls.
2690 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
2692 * tree-flow.h (expr_computes_nonzero): Remove.
2693 * tree-vrp.c (expr_computes_nonzero): Remove.
2694 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
2695 (extract_range_from_unary_expr): Likewise.
2696 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
2697 tree_expr_nonzero_p.
2699 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
2701 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
2702 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
2703 extra arg "picreg" and use it instead of pic_offset_table_rtx.
2704 All callers changed.
2705 (frame_related_constant_load): New arg "related" which controls
2706 setting of RTX_FRAME_RELATED_P. All callers changed.
2707 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
2708 (bfin_expand_prologue): Add stack limit checking.
2709 * config/bfin/bfin.md (trapifcc): New pattern.
2711 * config/bfin/bfin.c: Include "langhooks.h".
2712 (def_builtin): Go through lang_hooks to call builtin_function.
2714 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
2715 * config/bfin/predicates.md (symbol_ref_operand): New.
2716 (call_insn_operand): Delete. All callers changed to use
2717 register_no_elim_operand.
2718 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
2720 (function_arg): Use it to generate the call's operand 2.
2721 (bfin_longcall_p): New function.
2722 (bfin_expand_call): Extra arg "cookie". All callers and declaration
2723 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
2724 determine if the address needs to be in a REG.
2725 (bfin_handle_longcall_attribute): New function.
2726 (bfin_attribute_table): Add "longcall" and "shortcall".
2727 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
2728 (CUMULATIVE_ARGS): New member call_cookie.
2729 (PREDICATE_CODES): Add symbol_ref_operand.
2730 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
2731 extra USE to the pattern.
2732 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
2733 New patterns, split off call_insn, sibcall_insn, call_value_insn and
2734 sibcall_value_insn; now the new patterns handle direct calls and the
2735 old ones indirect calls.
2736 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
2738 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
2740 * doc/trouble.texi: Update section on handling of empty loops.
2742 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
2744 * config.gcc: Remove support for sparc-*-openbsd*,
2745 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
2747 * config.host: Remove support for i860-*-sysv4* as a host.
2748 * config/i860/*, config/ip2k/*, config/ns32k/*,
2749 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
2750 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
2751 mention obsolete ports.
2753 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
2755 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
2757 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
2758 of frame_pointer_rtx.
2759 (sh_expand_epilogue): Likewise.
2760 (sh_set_return_address): Likewise.
2761 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
2762 instead of FRAME_POINTER_REGNUM if needed. Add elimination
2763 offsets from FRAME_POINTER_REGNUM.
2764 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
2765 (sh_register_names): Add initializer for sfp.
2766 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
2767 (VALID_REGISTER_P): Likewise.
2768 (FIRST_PSEUDO_REGISTER): Update.
2769 (DWARF_FRAME_REGISTERS): Define.
2770 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
2771 (HARD_FRAME_POINTER_REGNUM): Define.
2772 (FRAME_POINTER_REGNUM): Redefine.
2773 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
2774 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
2775 from FRAME_POINTER_REGNUM.
2776 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
2777 FRAME_POINTER_REGNUM.
2778 (REG_CLASS_CONTENTS): Add sfp.
2779 (REG_ALLOC_ORDER): Likewise.
2780 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
2781 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
2782 of frame_pointer_rtx.
2783 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
2785 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
2787 * fold-const.c (tree_expr_nonnegative_p): Only return true for
2788 ABS_EXPR when flag_wrapv is false because of INT_MIN.
2789 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
2791 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
2794 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
2796 Make CONSTRUCTOR use VEC to store initializers.
2797 * c-common.c (complete_array_type): Update to cope with VEC in
2799 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
2800 (pp_c_constructor_elts): New function.
2801 * c-pretty-print.h (pp_c_constructor_elts): Declare.
2802 * c-typeck.c (build_function_call, build_c_cast, digest_init,
2803 struct constructor_stack, struct initializer_stack,
2804 constructor_elements, push_init_level, pop_init_level,
2805 add_pending_init, find_init_member, output_init_element): Update to
2806 cope with VEC in CONSTRUCTOR_ELTS.
2807 * coverage.c (build_fn_info_value, build_ctr_info_value,
2808 build_gcov_info): Likewise.
2809 * expr.c (categorize_ctor_elements_1, store_constructor,
2810 expand_expr_real_1): Likewise.
2811 * fold-const.c (fold_ternary): Likewise.
2812 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
2813 gimplify_init_constructor, gimplify_expr): Likewise.
2814 * tree-dump.c (dequeue_and_dump): Likewise.
2815 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
2817 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
2819 * tree-sra.c (generate_element_init_1): Likewise.
2820 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
2821 * tree-ssa-operands.c (get_expr_operands): Likewise.
2822 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
2823 * tree-vect-transform.c (vect_get_vec_def_for_operand):
2824 (get_initial_def_for_reduction): Likewise.
2825 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
2826 value handle in annotations.
2827 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
2828 tree_node_structure): Add support for constr_kind.
2829 (build_vector_from_ctor, build_constructor_single,
2830 build_constructor_from_list): New functions.
2831 (build_constructor): Update to take a VEC instead of a TREE_LIST.
2832 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
2833 Update to cope with VEC in CONSTRUCTOR_ELTS.
2834 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
2835 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
2836 CONSTRUCTOR_APPEND_ELT): New macros.
2837 (struct constructor_elt, struct tree_constructor): New data types.
2838 (union tree_node): Add tree_constructor field.
2839 * treestruct.def: Define TS_CONSTRUCTOR.
2840 * varasm.c (const_hash_1, compare_constant, copy_constant,
2841 compute_reloc_for_constant, output_addressed_constants,
2842 initializer_constant_valid_p, output_constant,
2843 array_size_for_constructor, output_constructor): Update to cope with
2844 VEC in CONSTRUCTOR_ELTS.
2845 * vec.h (VEC_empty, VEC_copy): New macros.
2847 2005-07-19 Devang Patel <dpatel@apple.com>
2849 * dbxout.c (dbxout_type): Check Objective-C++ lang.
2851 2005-07-19 Richard Henderson <rth@redhat.com>
2854 * gimplify.c (gimplify_expr): Use main variant type for the temp
2855 destination for a discarded volatile read.
2856 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
2857 casts between non-void types that change volatility.
2859 2005-07-15 DJ Delorie <dj@redhat.com>
2861 * toplev.h: Add comment about the first parameter for warning().
2862 * errors.h: Likewise.
2864 * c.opt (Wpragmas): New.
2865 * doc/invoke.texi: Document it.
2867 * function.c (do_warn_unused_parameter): Add warning control to
2869 * c-decl.c (warn_if_shadowing): Likewise.
2870 * c-lex.c (cb_def_pragma): Likewise.
2871 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
2872 (pop_alignment): Likewise.
2873 (handle_pragma_pack): Likewise.
2874 (apply_pragma_weak): Likewise.
2875 (handle_pragma_weak): Likewise.
2876 (handle_pragma_redefine_extname): Likewise.
2877 (add_to_renaming_pragma_list): Likewise.
2878 (handle_pragma_extern_prefix): Likewise.
2879 (maybe_apply_renaming_pragma): Likewise.
2880 (handle_pragma_visibility): Likewise.
2882 * config/c4x/c4x-c.c (BAD): Likewise.
2883 (c4x_parse_pragma): Likewise.
2884 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
2885 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
2886 (rs6000_pragma_longcall): Likewise.
2887 * config/v850/v850-c.c (pop_data_area): Likewise.
2888 (ghs_pragma_section): Likewise.
2889 (ghs_pragma_section): Likewise.
2890 (ghs_pragma_interrupt): Likewise.
2891 (ghs_pragma_starttda): Likewise.
2892 (ghs_pragma_startsda): Likewise.
2893 (ghs_pragma_startzda): Likewise.
2894 (ghs_pragma_endtda): Likewise.
2895 (ghs_pragma_endsda): Likewise.
2896 (ghs_pragma_endzda): Likewise.
2898 2005-07-19 Danny Berlin <dberlin@dberlin.org>
2899 Kenneth Zadeck <zadeck@naturalbridge.com>
2901 * Makefile.in: Removed tree-promote-statics.c
2902 * tree-promote-statics.c: Removed.
2903 * common.opt: Removed flag-promote-statics.
2905 * passes.c: Removed tree-promote-statics pass.
2906 * tree-pass.h: Ditto.
2907 * timevar.def: Removed TV_PROMOTE_STATICS.
2910 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
2912 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
2914 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
2916 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2919 * c-common.c (check_function_arguments): Call
2920 'check_function_format' if either -Wformat or
2921 -Wmissing-format-attribute are specified.
2922 * c-format.c (check_function_format): Check -Wformat before
2923 calling 'check_format_info'.
2924 * c-opts.c (c_common_post_options): Don't warn for
2925 -Wmissing-format-attribute without -Wformat.
2926 * c-typeck.c (convert_for_assignment): Detect additional cases for
2927 -Wmissing-format-attribute.
2928 * doc/invoke.texi (-Wmissing-format-attribute): Document new
2931 2005-07-19 Richard Guenther <rguenther@suse.de>
2933 * config/i386/i386.md (lrint<mode>2): Use temporary
2934 instead of clobbering non-existent memory.
2936 2005-07-19 Nick Clifton <nickc@redhat.com>
2938 * config/avr/avr.c (legitimate_address_p): Fix debugging print
2939 statement to avoid displaying ASCII control characters.
2941 2005-07-19 Ben Elliston <bje@au.ibm.com>
2943 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
2944 * cfganal.c (find_edge_index): Ditto.
2945 * combine.c (combine_instructions): Ditto.
2946 * ddg.c (create_scc): Ditto.
2947 (find_successors): Ditto.
2948 (find_predecessors): Ditto.
2949 (find_nodes_on_paths): Ditto.
2950 (longest_simple_path): Ditto.
2951 * flow.c (update_life_info): Ditto.
2952 (count_or_remove_death_notes): Ditto.
2953 (clear_log_links): Ditto.
2954 * modulo-sched.c (generate_reg_moves): Ditto.
2955 (find_max_asap): Ditto.
2956 (find_max_hv_min_mob): Ditto.
2957 (find_max_dv_min_mob): Ditto.
2958 * sbitmap.c (sbitmap_first_set_bit): Ditto.
2959 * sched-rgn.c (extract_edgelst): Ditto.
2960 * tree-into-ssa.c (prepare_names_to_update): Ditto.
2961 (dump_update_ssa): Ditto.
2962 (ssa_names_to_replace) Ditto.
2963 (switch_virtuals_to_full_rewrite): Ditto.
2964 (update_ssa): Ditto.
2965 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
2967 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
2969 Fix PR tree-optimization/22483
2971 * tree-complex.c (create_components): Use
2972 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
2973 * tree-flow-inline.h (fill_referenced_var_vec): New function.
2974 * tree-flow.h (safe_referenced_var_iterator): New structure.
2975 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
2976 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
2977 safe_referenced_var iterator.
2978 (add_type_alias): Ditto.
2980 2005-07-19 Steven Bosscher <stevenb@suse.de>
2982 * loop-init.c (rest_of_handle_loop2): Remove.
2983 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
2984 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
2985 (pass_rtl_loop_init, pass_rtl_loop_done,
2986 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
2987 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
2988 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
2989 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
2990 pass_tree_loop_done, and pass_tree_unswitch.
2991 (gate_loop): Rename to gate_tree_loop.
2992 * passes.c (init_optimization_passes): Update for renamed tree
2993 loop passes. Add the new loop2 passes as subpasses of loop2.
2994 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
2995 Update for the renamed tree loop passes.
2997 2005-07-18 Ian Lance Taylor <ian@airs.com>
3000 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
3001 blocks when optimizing.
3003 2005-07-18 Steve Ellcey <sje@cup.hp.com>
3005 * common.opt (frename-registers): Initialize to 2.
3007 (fgcse-after-reload): Ditto.
3008 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
3009 (process_options): Only change flag_web, flag_rename_registers,
3010 and flag_rerun_cse_after_loop if not explicitly set by user.
3012 2005-07-18 Jan Beulich <jbeulich@novell.com>
3014 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
3015 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
3016 in 64-bit mode the same as DImode in 32-bit mode.
3017 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
3018 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
3019 mode. Add new mode parameter.
3020 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
3021 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
3022 x86_64_shift_adj): New expanders.
3023 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
3024 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
3026 Respective new splitters. Use renamed shift splitter helpers in 32-bit
3027 DImode shift splitters.
3028 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
3029 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
3032 2005-07-18 Jan Beulich <jbeulich@novell.com>
3034 * i386.md (movdi_extzv_1): New.
3035 (zero_extendhidi2): Combine alternatives and never force use of
3037 (zero_extendqidi2): Likewise. Don't restrict input selection.
3039 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
3041 Fix PR tree-optimization/22531
3042 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
3045 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
3047 * tree-promote-statics.c (pass_promote_statics): Change dump file
3050 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
3052 * tree-optimize.c (init_tree_optimization_passes): Add
3053 pass_eliminate_useless_stores pass.
3054 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
3055 * tree-ssa-pre.c (is_copy_stmt): New function.
3056 (follow_copies_till_vuse): Ditto.
3057 (do_eustores): Ditto.
3058 (gate_eustores): Ditto.
3060 2005-07-16 Richard Henderson <rth@redhat.com>
3062 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
3064 2005-07-16 Danny Berlin <dberlin@dberlin.org>
3065 Kenneth Zadeck <zadeck@naturalbridge.com>
3067 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
3068 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
3069 ipa-type-escape.h, tree-promote-statics.c
3070 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
3071 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
3072 tree-promote-statics.c: new files.
3073 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
3074 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
3075 int nonlocal_set_p, mark_constant_function): Deleted.
3076 (rest_of_handle_cfg): Removed call to mark_constant_function.
3077 (nonoverlapping_component_refs_p): Added calls to support
3078 type based aliasing.
3079 * tree-ssa-alias.c (may_alias_p,
3080 compute_flow_insensitive_aliasing): Ditto.
3081 * calls.c (flags_from_decl_or_type): Removed reference to
3083 * c-typeck.c (convert_arguments): Make builtins tolerant of having
3084 too many arguments. This is necessary for Spec 2000.
3085 * cgraph.h (const_function, pure_function): Removed.
3086 * common.opt: Added "fipa-pure-const", "fipa-reference",
3087 "fipa-type-escape", and "ftree-promote-static".
3089 * passes.c: Added ipa and tree-promote-statics passes.
3090 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
3091 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
3092 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
3093 * tree-flow.h: Added exposed sra calls and addition of
3094 reference_vars_info field for FUNCTION_DECLS.
3095 * tree-pass.h: Added passes.
3096 * tree-sra.c: (sra_init_cache): New function.
3097 (sra_insert_before, sra_insert_after) Made public.
3098 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
3100 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
3101 aliasing. (may_alias_p): Added code to use type escape analysis to
3103 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
3104 code to prune clobbers of static variables based on information
3105 produced in ipa-reference pass. Changed call clobbering so that
3106 statics are not marked as clobbered if the call does not clobber
3109 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
3111 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
3114 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
3116 * doc/install.texi (*-*-solaris2*): Document recommended version
3117 of GNU binutils and mention GNU linker problem on Solaris 10.
3119 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
3122 * c-decl.c (c_build_bitfield_integer_type): New function.
3123 (finish_struct): Call it.
3124 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
3126 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3128 * c-typeck.c (digest_init): Call 'convert_for_assignment'
3131 2005-07-16 Jan Hubicka <jh@suse.cz>
3133 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
3134 (scale_bbs_frequencies_int): Watch roundoff errors.
3135 * predict.c (return_prediction): Initialize return_stmt.
3137 2005-07-16 Jan Hubicka <jh@suse.cz>
3139 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
3140 after RTL profiling.
3142 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
3145 * fold-const.c (build_range_check): Convert high/low to etype
3146 if we are only comparing against exp.
3148 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
3150 Fix PR tree-optimization/22376
3151 * tree-ssa-structalias.c (build_constraint_graph): We really meant
3153 (need_to_solve): New function.
3154 (compute_points_to_sets): Use it.
3156 2005-07-15 Jan Hubicka <jh@suse.cz>
3158 * cfg.c (update_bb_profile_for_threading): More diagnostic.
3159 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
3161 2005-07-15 Richard Guenther <rguenther@suse.de>
3163 * c-common.c (handle_flatten_attribute): New function.
3164 Add flatten function attribute.
3165 * doc/extend.texi: Document flatten function attribute.
3166 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
3167 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
3169 (cgraph_decide_inlining): Handle functions with flatten
3172 2005-07-14 David Edelsohn <edelsohn@gnu.org>
3174 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
3175 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
3176 UNSPEC_XCHG, UNSPEC_AND): New.
3177 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
3178 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
3179 * config/rs6000/sync.md (FETCHOP): New code macro.
3180 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
3182 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
3183 (sync_compare_and_swap<mode>): Same.
3184 (sync_lock_test_and_set<mode>): Same.
3185 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
3186 for QImode and HImode, and not PPC405.
3187 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
3188 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
3189 (sync_<fetchop>{si,di}_internal): New.
3190 (sync_nand{si,di}_internal): New.
3191 (sync_old_<fetchop>{si,di}_internal): New.
3192 (sync_old_nand{si,di}_internal): New
3193 (sync_new_<fetchop>{si,di}_internal): New.
3194 (sync_new_nand{si,di}_internal): New.
3195 (atomic_and{si,di}): New.
3196 (sync_new_nand{si,di}_internal): New.
3197 (atomic_and{si,di}): New.
3198 (sync_add<mode>_internal): Delete.
3199 (sync_addshort_internal): Use unspec instead of unspec_volatile.
3200 (sync_sub<mode>_internal): Delte.
3201 (sync_subshort_internal): New.
3202 (sync_andsi_internal): Use unspec instead of unspec_volatile.
3203 (sync_anddi_internal): Delete.
3204 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
3205 (sync_booldi_internal): Delete.
3206 (sync_boolc<mode>_internal): Delete.
3207 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
3208 (sync_boolc<mode>_internal2): Delete.
3209 (sync_boolcc<mode>_internal): Delete.
3210 (isync, lwsync): Use unspec instead of unspec_volatile.
3211 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
3212 Revert UNSPEC_VOLATILE.
3213 (rs6000_split_atomic_op): New.
3214 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
3216 2005-07-14 Eric Christopher <echristo@redhat.com>
3218 * config/mips/mips.c (mips_canonicalize_comparison): Cast
3219 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
3221 2005-07-14 Eric Christopher <echristo@redhat.com>
3223 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
3225 2005-07-14 Steven Bosscher <stevenb@suse.de>
3227 PR tree-optimization/22230
3228 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
3229 the computation of the four cross productions for "range op range".
3231 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
3232 Ulrich Weigand <uweigand@de.ibm.com>
3235 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
3238 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
3240 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
3242 2005-07-14 Steve Ellcey <sje@cup.hp.com>
3244 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
3246 2005-07-14 Richard Guenther <rguenther@suse.de>
3249 * config/i386/i386-protos.h (ix86_function_value): Change
3250 prototype to match new target hook.
3251 * config/i386/i386.c (ix86_value_regno): Change prototype
3252 to take extra type argument.
3253 (TARGET_FUNCTION_VALUE): Define.
3254 (ix86_function_ok_for_sibcall): Pass extra argument to
3255 ix86_value_regno, check return slot rtx for exact match.
3256 (ix86_function_value): Take extra parameter. Dispatch to
3257 ix86_value_regno with fndecl/fntype as provided.
3258 (ix86_value_regno): Handle extra type argument.
3259 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
3261 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
3262 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
3263 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
3264 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
3265 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
3267 2005-07-14 Richard Guenther <rguenther@suse.de>
3269 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
3270 * calls.c (expand_call): Pass fntype to hard_function_value.
3271 (emit_library_call_value_1): Likewise.
3272 * explow.c: Include target.h.
3273 (hard_function_value): Take extra argument, the fntype.
3274 Use new target hook for function_value.
3275 * expr.h (hard_function_value): Change prototype.
3276 * function.c (aggregate_value_p): Pass 0 as fntype to
3277 hard_function_value.
3278 (assign_parms): Use new target hook for function_value.
3279 Pass 0 as fntype to hard_function_value.
3280 (expand_function_end): Likewise.
3281 * reg-stack.c: Include target.h.
3282 (stack_result): Use new target hook for function_value.
3283 * target-def.h: New target hook function_value.
3284 * target.h: Likewise.
3285 * targhooks.c (default_function_value): New function.
3286 * targhooks.h (default_function_value): Declare.
3288 2005-07-13 Ian Lance Taylor <ian@airs.com>
3290 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
3292 2005-07-14 Jan Hubicka <jh@suse.cz>
3294 * tree-dfa.c (dump_variable): Use default_def function.
3295 * tree-ssa-alias.c (dump_points_to_info): Likewise.
3296 * tree-ssa.c (verify_use): Likewise.
3297 * tree-ssanames.c (release_ssa_name): Likewise.
3298 * tree-tailcall.c (eliminate_tail_call): Likewise.
3299 (tree_optimize_tail_calls_1): Likewise.
3300 * tree-vrp.c (get_value_range): Likewise.
3302 2005-07-14 Ben Elliston <bje@au.ibm.com>
3304 * gcc.c (main): Compare language[0] with '*' when iterating over
3307 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
3309 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
3310 "s390_emit_compare". Add handling of CCZ1mode.
3311 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
3312 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
3314 (s390_branch_condition_mask): Add CCZ1mode handling.
3315 * config/s390/s390.md: ("seq", "*seq"): New pattern.
3316 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
3317 Use CCZ1mode instead of CCZmode.
3318 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
3320 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
3322 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
3324 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
3326 2005-07-13 Eric Christopher <echristo@redhat.com>
3328 * config/mips/mips.c (mips_canonicalize_comparison): New.
3329 (mips_emit_int_relational): Use.
3331 2005-07-13 Eric Christopher <echristo@redhat.com>
3333 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
3335 * config/s390/s390.md: Include tpf.md. Move tpf specific
3337 * config/s390/tpf.md: To here.
3338 * config/s390/s390.opt: Move tpf specific options...
3339 * config/s390/tpf.opt: to here. Add mmain option.
3340 * config/s390/tpf-unwind.h: Remove unnecessary defines.
3341 * config/s390/tpf.h: Rewrite.
3343 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
3345 * doc/tm.texi: Remove @xref{Cross-profiling}.
3347 2005-07-13 Jeff Law <law@redhat.com>
3349 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
3350 expressions, test their _DECL operands for pointer equality rather
3351 than using operand_equal_p.
3353 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
3355 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
3356 (TARGET_POSIX_IO): This.
3357 * config/darwin.h: Likewise.
3358 * config/freebsd.h: Likewise.
3359 * config/linux.h: Likewise.
3360 * config/lynx.h: Likewise.
3361 * config/netbsd.h: Likewise.
3362 * config/rs6000/linux64.h: Likewise.
3363 * config/rs6000/linux.h: Likewise.
3364 * config/s390/tpf.h: Likewise.
3365 * config/sh/embed-elf.h: Likewise.
3366 * config/sparc/linux64.h: Likewise.
3367 * config/sparc/linux.h: Likewise.
3368 * config/svr4.h: Likewise.
3369 * gcov-io.h: Likewise.
3371 * doc/tm.texi: Updated.
3373 * libgcov.c (create_file_directory): Defined only if
3374 TARGET_POSIX_IO is defined.
3375 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
3378 2005-07-13 Jan Hubicka <jh@suse.cz>
3380 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
3382 2005-07-13 David Edelsohn <edelsohn@gnu.org>
3384 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
3385 structure as argument.
3387 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
3389 PR tree-optimization/21921
3390 * tree-iterator.c (tsi_link_before): Support the case when
3391 tsi_end_p (tsi) == true.
3393 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
3395 PR tree-optimization/22442
3396 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
3399 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
3401 PR rtl-optimization/20376
3402 * toplev.c (process_options): Enable -fweb and -frename-registers when
3404 * doc/invoke.texi: Update the information about when -fweb and
3405 -frename-registers are enabled.
3407 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
3410 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
3411 if *rhs_p is not a SSA_NAME.
3413 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
3415 Fix PR tree-optimization/22422
3416 * tree-ssa-structalias.c (struct variable_info): Add flag for
3418 (get_varinfo): Now a static function.
3419 (new_varinfo): init has_union and is_special_var to false.
3420 (solution_set_add): Check has_union.
3421 (do_da_constraint): Move temporary variable so it gets reset
3423 Also check for special variable.
3424 (do_ds_constraint): Ditto.
3425 (do_sd_constraint): Ditto.
3426 (do_structure_copy): Check for special variable.
3427 (find_func_aliases): Ditto.
3428 (init_base_vars): Set special vars properly.
3430 2005-07-13 Jan Hubicka <jh@suse.cz>
3432 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
3435 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
3436 (get_expr_operands): Fix thinko wrt flags and subvars.
3438 PR tree-optimize/22379
3439 * tree-inline.c (expand_call_inline): Do not output sorry in early
3442 2005-07-12 Dale Johannesen <dalej@apple.com>
3444 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
3446 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
3449 * host-linux.h: Include limits.h.
3451 2005-07-12 Dale Johannesen <dalej@apple.com>
3453 * expr.c (compress_float_constant): Add cost check.
3454 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
3456 2005-07-12 Dale Johannesen <dalej@apple.com>
3458 * gcc.target/i386/compress-float-sse.c: New.
3459 * gcc.target/i386/compress-float-sse-pic.c: New.
3460 * gcc.target/i386/compress-float-387.c: New.
3461 * gcc.target/i386/compress-float-387-pic.c: New.
3462 * gcc.dg/compress-float-ppc.c: New.
3463 * gcc.dg/compress-float-ppc-pic.c: New.
3465 2005-07-12 Eric Christopher <echristo@redhat.com>
3467 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
3469 * config/s390/s390.md: Include tpf.md. Move tpf specific
3471 * config/s390/tpf.md: To here.
3472 * config/s390/s390.opt: Move tpf specific options...
3473 * config/s390/tpf.opt: to here. Add mmain option.
3474 * config/s390/tpf-unwind.h: Remove unnecessary defines.
3475 * config/s390/tpf.h: Rewrite.
3477 2005-07-12 Eric Christopher <echristo@redhat.com>
3479 * gcc.c (struct infile): Update comment for language.
3480 (main): Rewrite input file resetting code.
3482 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
3485 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
3486 requiring a cast in a non RHS of modify_expr. Add a cast when required.
3487 (lookup_avail_expr): Use constant_boolean_node instead
3488 of boolean_false_node/boolean_true_node.
3490 2005-07-12 Ben Elliston <bje@au.ibm.com>
3492 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
3493 and use it when printing num_edges.
3495 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
3497 * doc/extend.texi (Blackfin Built-in Functions): New section.
3498 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
3501 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
3503 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
3504 s/cmpstrsi/cmpstrnsi
3505 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
3507 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
3508 (init_optabs): Initialize cmpstrn_optab.
3509 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
3510 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
3511 * expr.c: (enum insn_code cmpstrn_optab): Declare.
3512 * config/i386/i386.md: s/cmpstr/cmpstrn
3513 * config/c4x/c4x.md: s/cmpstr/cmpstrn
3514 * doc/md.texi: Update documentation.
3516 2005-07-11 Richard Henderson <rth@redhat.com>
3518 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
3519 build_va_arg_indirect_ref.
3520 (alpha_gimplify_va_arg): Likewise.
3521 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
3522 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
3523 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
3524 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
3525 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
3526 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
3528 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
3530 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
3532 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
3533 * passes.c (init_optimization_passes): Add pass_empty_loop.
3534 * tree-pass.h (pass_empty_loop): Declare.
3535 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
3536 try_remove_empty_loop, remove_empty_loops): New functions.
3537 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
3538 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
3540 2005-07-12 Peter Barada <peter@the-baradas.com>
3544 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
3545 in address registers.
3546 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
3547 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
3548 alternative of addsi3_5200.
3550 2005-07-11 Ian Lance Taylor <ian@airs.com>
3552 * config/mips/mips.md (ffs<mode>2): Remove.
3554 2005-07-11 Ian Lance Taylor <ian@airs.com>
3556 * doc/tree-ssa.texi (Cleanups): Improve description of
3558 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
3560 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
3562 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
3563 * tree.h (DECL_ARGUMENT_FLD): New macro.
3565 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
3567 Fix PR tree-optimization/22404
3569 * tree-ssa-structalias.c (create_variable_info_for): Use
3572 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
3574 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
3575 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
3576 for second comparison operand.
3577 * config/bfin/predicates.md (reg_or_const_int_operand): New.
3579 * config/bfin/bfin.md (define_attr "type"): Add "sync".
3580 (define_insn_reservation "alu"): Likewise.
3581 (csync, ssync): Now of type sync.
3582 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
3583 -mcsync-anomaly -mspecld-anomaly.
3584 * config/bfin/bfin.opt (mcsync): Remove.
3585 (mcsync-anomaly, mspecld-anomaly): Add.
3586 * config/bfin/bfin.c: Include "insn-codes.h".
3587 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
3588 (TARGET_DEFAULT_TARGET_FLAGS): New.
3589 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
3591 2005-07-11 Steven Bosscher <stevenb@suse.de>
3593 * basic-block.h: Give the BB flags enum a name, bb_flags.
3594 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
3595 * cfgcleanup.c (enum bb_flags): Remove here.
3596 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
3597 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
3598 (update_forwarder_flag): Likewise.
3599 (thread_jump): Likewise.
3600 (try_forward_edges): Likewise.
3601 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
3602 forwarder flags. Don't clear bb->aux for all basic blocks. Only
3603 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
3605 2005-07-11 Richard Guenther <rguenther@suse.de>
3607 * config/i386/i386.opt: New target option -msseregparm.
3608 * config/i386/i386.c (override_options): Error out for
3609 -msseregparm but no SSE support.
3610 (ix86_function_sseregparm): Check for global sseregparm.
3611 * doc/invoke.texi: Document -msseregparm.
3613 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3615 * config.gcc (m32r-*-linux*): Use the default extra_parts.
3616 (m32rle-*-linux*): Ditto.
3618 2005-07-11 Jakub Jelinek <jakub@redhat.com>
3620 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
3621 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
3624 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3628 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
3629 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
3631 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
3633 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
3634 (varmap): Heapify varmap.
3635 (constraints): Heapify constraints.
3636 (struct constraint_graph): Heapify succs and preds.
3637 (constraint_vec_find): Update for heapification.
3638 (constraint_set_union): Ditto.
3639 (insert_into_complex): Ditto.
3640 (constraint_edge_vec_find): Ditto.
3641 (erase_graph_self_edge): Ditto.
3642 (add_graph_edge): Ditto.
3643 (get_graph_weights): Ditto.
3644 (merge_graph_nodes): Ditto.
3645 (build_constraint_graph): Ditto.
3646 (topo_visit): Ditto.
3647 (solve_graph): Ditto.
3648 (create_variable_info_for): Ditto.
3649 (init_base_vars): Ditto.
3650 (delete_points_to_sets): Free graph, varmap, and complex constraints.
3651 (condese_varmap_nodes): Free complex vector.
3652 (clear_edges_for_node): Clear succs and preds vector.
3654 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
3656 * tree-ssa-structalias.c (update_alias_info): Change counting of
3657 references to not include vdefs.
3659 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
3661 * tree-ssa-alias.c (free_used_part_map): Add missing free.
3664 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3666 * pa.c (pa_commutative_p): Make PLUS commutative when
3667 TARGET_NO_SPACE_REGS is true.
3669 2005-07-09 Diego Novillo <dnovillo@redhat.com>
3671 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
3672 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
3673 * tree-dfa.c (dump_subvars_for): New.
3674 (debug_subvars_for): New.
3675 (dump_variable): Show subvariables if VAR has them.
3676 * tree-flow-inline.h (get_subvar_at): New.
3677 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
3678 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
3680 (struct subvar): Change fields offset and size to unsigned
3682 (dump_subvars_for): Declare.
3683 (debug_subvars_for): Declare.
3684 (get_subvar_at): Declare.
3685 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
3686 to unsigned HOST_WIDE_INT *.
3687 (overlap_subvar): Likewise.
3688 * tree-gimple.c (is_gimple_reg): Always return false for
3689 SFTs and memory tags.
3690 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
3692 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
3693 (compute_may_aliases): Call compute_points_to_sets.
3694 (collect_points_to_info_for): Remove.
3695 (compute_points_to_and_addr_escape): Remove.
3696 (delete_alias_info): Call delete_points_to_sets.
3697 (compute_flow_sensitive_aliasing): If the call to
3698 find_what_p_points_to returns false, call set_pt_anything.
3699 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
3700 (set_pt_anything): Clear pi->pt_vars.
3701 (set_pt_malloc): Remove.
3702 (merge_pointed_to_info): Remove.
3703 (add_pointed_to_expr): Remove.
3704 (add_pointed_to_var): Remove.
3705 (collect_points_to_info_r): Remove.
3706 (is_escape_site): Make extern.
3708 (create_overlap_variables_for): Call it.
3709 * tree-ssa-copy.c (merge_alias_info): Never merge
3710 flow-sensitive alias information.
3711 * tree-ssa-operands.c (get_expr_operands): Adjust variables
3712 offset and size to be unsigned HOST_WIDE_INT.
3713 (add_to_addressable_set): Rename from note_addressable.
3714 Set TREE_ADDRESSABLE as the variables are added to the set.
3716 (add_stmt_operand): Do not try to micro-optimize unmodifiable
3717 operands into VUSEs when adding V_MAY_DEFs for members in an
3719 * tree-ssa-operands.h (add_to_addressable_set): Declare.
3720 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
3721 (struct variable_info): Add bitfield is_heap_var.
3722 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
3723 (new_var_info): Initialize is_heap_var.
3724 (get_constraint_for): Add HEAP variables to the symbol table.
3725 Mark them with is_heap_var.
3726 (update_alias_info): New. Taken mostly from the old
3727 compute_points_to_and_addr_escape.
3728 (handle_ptr_arith): New.
3729 (find_func_aliases): Call update_alias_info.
3730 Call handle_ptr_info for tcc_binary expressions.
3731 Call mark_stmt_modified.
3732 (create_variable_info_for): If DECL has subvars, do not create
3733 variables for its subvars. Always add all the fields.
3734 (set_uids_in_ptset): If the solution includes ANYOFFSET and
3735 SFTs, then add all the SFTs of the structure.
3736 If VI->DECL is an aggregate with subvariables, add the SFT at
3738 (find_what_p_points_to): If VI is an artificial variable,
3739 translate to bitfields in SSA_NAME_PTR_INFO.
3740 If the solution is empty, set pi->pt_vars to NULL
3741 (init_base_vars): Create ANYOFFSET.
3742 (compute_points_to_sets): Rename from create_alias_vars.
3744 (pass_build_pta): Remove.
3745 (delete_points_to_sets): Rename from delete_alias_vars.
3746 (pass_del_pta): Remove.
3747 * tree-ssa-structalias.h (struct alias_info): Move from
3749 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
3750 NUM_REFERENCES_SET): Likewise.
3751 (compute_points_to_sets, delete_points_to_sets): Declare.
3753 2005-07-09 Richard Henderson <rth@redhat.com>
3755 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
3756 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
3757 alpha_split_lock_test_and_set_12): New functions.
3758 * config/alpha/alpha-protos.h: Update.
3759 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
3760 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
3761 * config/alpha/sync.md (I12MODE): New.
3762 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
3763 (sync_<fetchop_name><I48MODE>): Likewise.
3764 (sync_nand<I48MODE>): Likewise.
3765 (sync_old_<fetchop_name><I48MODE>): Likewise.
3766 (sync_new_<fetchop_name><I48MODE>): Likewise.
3767 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
3768 (sync_compare_and_swap<I48MODE>): Likewise.
3769 (sync_lock_test_and_set<I48MODE>): Likewise.
3770 (sync_compare_and_swap<I12MODE>): New.
3771 (sync_compare_and_swap<I12MODE>_1): New.
3772 (sync_lock_test_and_set<I12MODE>): New.
3773 (sync_lock_test_and_set<I12MODE>_1): New.
3775 2005-07-09 Diego Novillo <dnovillo@redhat.com>
3779 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
3781 2005-07-09 Jakub Jelinek <jakub@redhat.com>
3783 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
3784 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
3786 2005-07-09 Richard SAndiford <richard@codesourcery.com>
3789 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
3791 2005-07-08 David Edelsohn <edelsohn@gnu.org>
3793 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
3794 memory_operand constraint.
3795 (store_conditional_<mode>): Same.
3796 (sync_compare_and_swap<mode>): Same.
3797 (sync_lock_test_and_set<mode>): Same.
3799 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
3801 Rewrite PIC support to more closely model actual instructions.
3802 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
3803 (cris_symbol): Remove prototypes for removed functions.
3804 (cris_pic_symbol_type_of, cris_valid_pic_const)
3805 (cris_expand_pic_call_address): Prototypes for new functions.
3806 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
3808 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
3810 <case ':'>: Add case for new punctuation character.
3811 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
3812 emitting (extra) PIC modifier.
3813 <case UNSPEC>: Do not assert for PLT.
3814 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
3815 (cris_expand_prologue, cris_expand_epilogue): Check
3816 for pic_offset_table_rtx usage instead of taking
3817 current_function_uses_pic_offset_table as the final word.
3818 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
3819 Remove flag_pic difference.
3820 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
3821 the moral equivalents of...
3822 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
3824 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
3825 (cris_handle_option): Mark ARG as unused.
3826 (cris_expand_pic_call_address): New worker function for "call",
3828 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
3829 output PIC constructs here.
3830 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
3831 as symbol-specific modifers, not whole or part of operands.
3832 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
3833 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
3834 constants and flag_pic.
3835 (CONSTANT_INDEX_P): Adjust for new functions.
3836 (enum cris_pic_symbol_type): New helper type.
3837 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
3838 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
3839 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
3841 ("movsi"): Emit actual instructions for GOT and relative access.
3842 ("*movsi_got_load"): New pattern to set up the register holding
3844 ("*movsi_internal"): Operand 1 is not a plain general_operand.
3845 Adjust FIXME for 'S'.
3846 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
3847 Use "movs" for -fpic cases.
3848 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
3849 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
3850 ("call", "call_value"): Just call cris_expand_pic_call_address for
3852 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
3853 Remove special pattern.
3854 ("*expanded_call_side", "*expanded_call_value_side"): New
3856 (gotplt-to-plt, gotplt-to-plt-side-call)
3857 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
3859 * config/cris/cris/predicates.md
3860 ("cris_general_operand_or_gotless_symbol"): Remove unused
3862 ("cris_general_operand_or_symbol"): Adjust for new functions.
3864 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
3866 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
3868 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
3870 * Makefile.in (TREE_H): Add treestruct.def.
3871 (c-decl.o): Add pointer-set.h
3872 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
3873 visibility on regular DECL's.
3874 (merge_decls): Fix the copying of decl nodes of various types for
3875 the new structures. Don't update RTL, section name, weak status,
3876 etc, on DECL's without RTL.
3877 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
3878 Don't check volatile on non-variable types.
3879 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
3880 to check whether we have seen arguments.
3881 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
3882 flag is checked before field (flag is common, field is not).
3883 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
3884 TS_DECL_COMMON could have an origin.
3885 (add_location_or_const_value_attribute): Don't check section name
3886 on non-var/function decls.
3887 (dwarf2out_var_location): Reverse order of tests.
3888 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
3889 with DECL_WRTL_CHECK.
3890 * expmed.c (make_tree): rtl is now in decl_with_rtl.
3891 * fold-const.c (fold_binary): Don't check weakness on
3892 non-var/function decls.
3893 (tree_expr_nonzero_p): Ditto.
3894 (fold_checksum_tree): Use tree_decl_extra as sizeof
3896 * ggc-page.c (extra_order_size_table): Add sizes for
3897 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
3899 * gimplify.c (gimplify_bind_expr): Only set
3900 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
3901 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
3903 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
3904 * langhooks.h (init_ts). New langhook.
3905 * passes.c (rest_of_decl_compilation): Reverse order of tests.
3906 * print-tree.c (print_node): Update to only print fields that
3907 exist in the structures the passed decl has.
3908 * toplev.c (wrapup_global_declarations): Don't reset
3909 DECL_DEFER_OUTPUT on DECL's that don't contain it.
3910 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
3911 * tree-inline.c (remap_decl): Ditto.
3912 * tree-outof-ssa.c (create_temp): Reverse order of tests.
3913 * tree-pretty-print.c (print_declaration): Don't print
3914 DECL_REGISTER on things that don't contain it.
3915 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
3916 non-var/function decls.
3917 * tree.c (tree_contains_struct): New structure.
3918 (init_priority_for_decl): New hashtable.
3919 (tree_int_map): New structure.
3920 (tree_int_map_eq): New function.
3921 (tree_int_map_marked_p): Ditto.
3922 (tree_int_map_hash): Ditto.
3923 (tree_map): Move to tree.h.
3924 (tree_map_eq): Externalize.
3925 (tree_map_hash): Ditto.
3926 (tree_map_marked_p): Ditto.
3927 (init_ttree): Set up tree_contains_struct and call langhook.
3928 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
3929 (tree_code_size): Update for new structures.
3930 (tree_node_structure): Update for new structures.
3931 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
3933 (copy_node_stat): Copy init priority.
3934 (build_decl_stat): Ditto for visibility.
3935 (ts_enum_names): New.
3936 (tree_contains_struct_check_failed): New function.
3937 (decl_init_priority_lookup): Ditto.
3938 (decl_init_priority_insert): Ditto.
3939 * treestruct.def: New file.
3940 * tree.h (CODE_CONTAINS_STRUCT): New macro.
3941 (CONTAINS_STRUCT_CHECK): Ditto.
3942 (tree_contains_struct_check_failed): New prototype.
3943 (DECL_CHECK): Removed.
3944 (DECL_MINIMAL_CHECK): New.
3945 (DECL_COMMON_CHECK): Ditto.
3946 (DECL_WRTL_CHECK): Ditto.
3947 (DECL_NON_COMMON_CHECK): Ditto.
3948 (DECL_WITH_VIS_CHECK): Ditto.
3949 (VAR_OR_FUNCTION_DECL_P): Ditto
3950 (struct tree_decl_minimal): New structure.
3951 (struct tree_decl_common): Ditto.
3952 (struct tree_decl_with_rtl): Ditto.
3953 (struct tree_decl_with_vis): Ditto.
3954 (struct tree_decl_non_common): Ditto.
3955 (struct tree_field_decl): Ditto.
3956 (struct tree_parm_decl): Ditto.
3957 (struct tree_var_decl): Ditto.
3958 (struct tree_function_decl): Ditto.
3959 (struct tree_const_decl): Ditto.
3960 (struct tree_result_decl): Ditto.
3961 (union tree_node): Add new structures.
3962 * var-tracking.c (track_expr_p): Reverse order of tests.
3964 * doc/c-tree.texi: Add documentation on DECL node internal structure.
3966 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
3968 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
3969 * system.h: Poison FINALIZE_PIC.
3970 * doc/tm.texi (FINALIZE_PIC): Remove.
3972 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
3975 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
3976 to the correct type if we have a MODIFY_EXPR.
3978 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
3980 PR tree-optimization/22360
3981 * tree.c (upper_bound_in_type): Fix calculations for casting
3982 to a non-wider signed type and casting a signed value to a
3983 wider unsigned type.
3984 (lower_bound_in_type): Fix calculations for casting to a
3985 non-wider signed type.
3987 PR tree-optimization/20139
3988 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
3990 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
3991 fold_cond_expr_cond.
3992 * tree-ssanames.c (release_defs): Assert in_ssa_p.
3993 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
3995 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
3998 * tree-complex.c (expand_complex_libcall): Produce
3999 REALPART_EXPR/IMAGPART_EXPR with the correct type.
4001 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
4003 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
4004 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
4005 b" assert and inserted fastpath code for this case.
4006 (bitmap_ior): Removed "a != b" assert.
4008 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4010 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
4011 (ENDFILE_SPEC): Likewise.
4012 * config/m32r/m32r.h (ASM_SPEC): Likewise.
4014 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
4015 a large stack frame at epilogue.
4017 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
4019 * final.c: Include sdbout.h when required.
4021 2005-07-07 Geoffrey Keating <geoffk@apple.com>
4023 * config.gcc (*-*-darwin*): Only one target-specific header file
4025 (powerpc-*-darwin*): Add version-specific header files.
4026 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
4027 * config.in: Regenerate.
4028 * configure: Regenerate.
4029 * gcc.c: Include xregex.h.
4030 (version_compare_spec_function): New.
4031 (spec_function): Add version-compare.
4032 (replace_outfile_spec_function): Reformat comment.
4033 (compare_version_strings): New.
4034 * config/darwin-c.c (version_as_macro): New.
4035 (builtin_define): New.
4036 (darwin_cpp_builtins): New.
4037 * config/darwin-protos.h (darwin_cpp_builtins): New.
4038 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
4039 (LIB_SPEC): Make unconditional, update comment.
4040 (TARGET_C99_FUNCTIONS): Define.
4041 * config/darwin.opt: Sort.
4042 (mmacosx-version-min=): New.
4043 * config/darwin7.h: Delete.
4044 * config/darwin8.h: Delete.
4045 * config/i386/darwin.h (): Call darwin_cpp_builtins.
4046 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
4047 (TARGET_C99_FUNCTIONS): Define.
4048 * config/rs6000/darwin7.h: New.
4049 * config/rs6000/darwin8.h: New.
4050 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
4051 (-mmacosx-version-min): Document.
4053 2005-07-07 Ian Lance Taylor <ian@airs.com>
4055 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
4057 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
4060 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
4062 2005-07-07 Khem Raj <kraj@mvista.com>
4064 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
4065 in bytes, not words.
4067 2005-07-07 Paul Brook <paul@codesourcery.com>
4069 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
4070 DEFAULT_FUNCTION_ARG_PADDING to upward.
4072 2005-07-07 Richard Henderson <rth@redhat.com>
4074 * function.c (locate_and_pad_parm): Record parameter alignment in
4075 stack_alignment_needed.
4077 2005-07-07 David Edelsohn <edelsohn@gnu.org>
4079 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
4080 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
4081 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
4082 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
4083 (define_attr "type"): Add isync, sync, load_l, store_c.
4084 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
4085 Create scratch volatile MEM.
4086 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
4088 (load_locked_<mode>): New.
4089 (store_conditional_<mode>): New.
4090 (sync_compare_and_swap<mode>): Replace with splitter.
4091 (sync_lock_test_and_set<mode>): Replace with splitter.
4092 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
4094 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
4095 is ics. Attribute isync.
4096 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
4098 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
4099 and UNSPECV_SYNC_OP.
4100 (emit_unlikely_jump): New.
4101 (emit_load_locked): New.
4102 (emit_store_conditional): New.
4103 (rs6000_split_compare_and_swap): New.
4104 (rs6000_split_lock_test_and_set): New.
4105 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
4106 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
4107 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
4108 rs6000_split_lock_test_and_set): Declare.
4109 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
4110 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
4111 store_c, isync, sync.
4113 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
4115 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
4116 filenames to gtyp-gen.h.
4117 (s-typ-gen): Use it in place of for loops.
4119 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
4121 * hooks.c (hook_bool_rtx_int_false): New function.
4122 * hooks.h (hook_bool_rtx_int_false): Declare.
4123 * target-def.h (TARGET_COMMUTATIVE_P): Define.
4124 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
4125 * target.h (struct gcc_target): Add commutative_p member.
4126 * targhooks.c (hook_bool_rtx_commutative_p): New function.
4127 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
4128 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
4129 (pa_commutative_p): New function.
4130 * jump.c (target.h): Include.
4131 (rtx_renumbered_equal_p): Use targetm.commutative_p.
4132 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
4134 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
4136 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
4137 (s390_expand_setmem): New.
4138 * config/s390/s390.c: Likewise.
4139 (print_shift_count_operand): Truncate to 12 bits instead of 6.
4141 * config/s390/s390.md: ("setmem<mode>"): Accept character as
4142 general_operand. Call new function "s390_expand_setmem".
4143 ("clrmem_long", "*clrmem_long"): Rewrite to ...
4144 ("setmem_long", "*setmem_long"): ... this.
4146 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
4148 * config/s390/s390.c: (optimization_options): Enable
4149 TARGET_MVCLE at -Os.
4150 * doc/invoke.texi: Document changes in default behaviour.
4151 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
4153 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
4155 * expr.c: (set_storage_via_setmem): Convert opchar to mode
4156 defined by back-end.
4158 2005-07-07 Jakub Jelinek <jakub@redhat.com>
4160 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
4161 all sets in the pattern.
4162 * config/rs6000/rs6000.md (stack_protect_testsi,
4163 stack_protect_testdi): Likewise.
4165 2005-07-06 Jeff Law <law@redhat.com>
4167 * tree-vrp.c (simplify_using_ranges): Kill.
4168 (vrp_finalize): Remove call to simplify_using_ranges.
4169 (simplify_stmt_using_ranges): New function extracted from
4170 simplify_using_ranges.
4171 (simplify_div_or_mod_using_ranges): Likewise.
4172 (simplify_abs_using_ranges): Likewise.
4173 (simplify_cond_using_ranges): New function.
4174 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
4175 * tree-ssa-propagate.c (substitute_and_fold): Call
4176 simplify_stmt_using_ranges if we have range information.
4178 2005-07-06 James E. Wilson <wilson@specifixinc.com>
4180 * config/ia64/ia64.c (ia64_reorg): Check optimize before
4181 ia64_flag_schedule_isns2.
4183 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
4184 reading/writing general registers.
4185 (ia64_function_arg): Revert 2005-06-18 change.
4187 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
4189 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
4190 (legitimize_tls_address): Use gcc_unreachable instead of abort.
4192 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
4194 * function.c (expand_function_end): Revert part of 2005-06-27
4195 patch. Do sjlj_emit_function_exit_after after return_label.
4197 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
4199 * doc/install.texi (--disable-libssp): New.
4201 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
4203 * doc/invoke.texi: Update -fforce-mem documentation.
4204 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
4205 code for -fforce-mem.
4206 * expmed.c: (store_bit_field,store_fixed_bit_field,
4207 extract_bit_field): Ditto.
4208 * expr.c: (convert_move): Ditto.
4209 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
4210 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
4211 emit_conditional_add,expand_float,expand_fix): Ditto.
4212 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
4213 (common_handle_option): Issue warning when -fforce-mem specified.
4215 2005-07-06 Paul Brook <paul@codesourcery.com>
4217 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
4219 * configure: Regenerate.
4221 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
4223 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
4225 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
4227 Fix PR tree-optimization/22319
4228 Fix PR tree-optimization/22140
4229 Fix PR tree-optimization/22310
4231 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
4232 variable sized types.
4233 Use correct type for intermediate structure on *a = *b structure
4236 2005-07-06 Jakub Jelinek <jakub@redhat.com>
4238 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
4240 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
4241 (machine_function): Move typedef to...
4242 * config/rs6000/rs6000.c (machine_function): ... here. Add
4243 varargs_save_offset field.
4244 (rs6000_stack_t): Remove varargs_size field.
4245 (setup_incoming_varargs): Allocate varargs save area using
4246 assign_stack_local, try to make it as small as possible.
4247 Save offset from virtual_stack_vars_rtx to the save area
4248 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
4249 instead of magic 8 when fp word byte size is used.
4250 (rs6000_va_start): Use cfun->machine->varargs_save_offset
4251 instead of -RS6000_VARARGS_SIZE.
4252 (rs6000_stack_info, debug_stack_info,
4253 rs6000_initial_elimination_offset): Remove all traces of
4255 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
4256 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
4257 RS6000_VARARGS_AREA.
4259 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
4261 PR tree-optimization/21963
4262 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
4263 constant_multiple_of in the same way get_computation_cost_at does.
4265 2005-07-06 Jakub Jelinek <jakub@redhat.com>
4267 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
4268 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
4269 (gen_compare_reg): If sparc_compare_emitted is set, clear it
4270 and return its previous value.
4271 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
4272 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
4274 (stack_protect_set, stack_protect_test): New expanders.
4275 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
4276 stack_protect_testdi): New insns.
4277 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
4278 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
4280 2005-07-06 Jeff Law <law@redhat.com>
4282 * tree-ssa-dce.c (cfg_altered): New global.
4283 (tree_dce_init): Initialize cfg_altered.
4284 (remove_dead_stmt): If we remove an edge in the CFG, then set
4286 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
4289 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
4291 * Makefile.in (stamp-collect-ld): Use
4292 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
4293 ./collect-ld if it already exists.
4294 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
4295 Don't remove ./nm if it already exists.
4297 2005-07-05 Devang Patel <dpatel@apple.com>
4299 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
4300 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
4301 * tree-vectorizer.c (vect_loop_location): New.
4302 (vect_print_dump_info): Use vect_loop_location.
4303 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
4304 (vectorize_loops): Set vect_loop_location.
4305 * tree-vect-analyze.c (vect_analyze_offset_expr,
4306 vect_determin_vectorization_factor, vect_analyze_operations,
4307 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
4308 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
4309 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
4310 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
4311 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
4312 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
4313 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
4314 vect_analyze_loop): Adjust vect_print_dump_info API.
4315 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
4316 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
4317 vect_finish_stmt_generation, vectorizable_assignment,
4318 vectorizable_operation, vectorizable_store, vectorizable_load,
4319 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
4320 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
4321 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
4322 vect_transform_loop): Same.
4323 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
4324 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
4327 2005-07-05 Randolph Chung <tausq@debian.org>
4329 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
4330 * configure: Regenerate.
4331 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
4332 (pa_tls_referenced_p): Declare.
4333 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
4334 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
4335 (legitimize_tls_address): New.
4336 (hppa_legitimize_address): Handle TLS addresses.
4337 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
4338 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
4339 (emit_move_sequence): Handle TLS addresses.
4340 (pa_encode_section_info): Call default handler to handle common
4342 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
4343 (CONSTANT_ADDRESS_P): Reject TLS operands.
4344 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
4345 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
4346 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
4347 (UNSPEC_TLSLE): Define new constants.
4348 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
4349 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
4350 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
4351 (tie_symbolic_operand, tle_symbolic_operand): New
4353 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
4355 * aclocal.m4: Update macros for autoconf 2.59 style.
4356 * configure.ac: Likewise.
4358 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4360 * pa.c (function_value): Handle small aggregates on 32-bit targets.
4361 (function_arg): Pass small aggregates in general registers on 32-bit
4363 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
4365 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
4367 * Makefile.in (final.o): Fix dependencies.
4369 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
4373 * langhooks.h (struct lang_hooks): Add expr_to_decl.
4374 * langhooks.c (lhd_expr_to_decl): New.
4375 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
4377 (LANG_HOOKS_INITIALIZER): Update.
4378 * tree.c (recompute_tree_invarant_for_addr_expr): Call
4379 expr_to_decl langhook.
4380 * c-tree.h (c_expr_to_decl): Declare.
4381 * c-typeck.c (c_expr_to_decl): New.
4382 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
4384 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
4386 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
4389 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
4390 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
4392 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
4394 * Makefile.in: Adjust dependencies.
4395 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
4396 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
4397 * alias.c (rest_of_handle_cfg, pass_cfg): New.
4398 * bb-reorder.c (duplicate_computed_gotos): Make it static.
4399 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
4400 rest_of_compilation.
4402 * bb-reorder.c (gate_duplicate_computed_gotos,
4403 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
4404 rest_of_handle_reorder_blocks, pass_reorder_blocks,
4405 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
4406 pass_partition_blocks): New.
4407 * bt-load.c (gate_handle_branch_target_load_optimize,
4408 rest_of_handle_branch_target_load_optimize,
4409 pass_branch_target_load_optimize): New.
4410 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
4412 * cfglayout.c (pass_insn_locators_initialize): New.
4413 * cfgrtl.c (pass_free_cfg): New.
4414 * combine.c (gate_handle_combine, rest_of_handle_combine,
4416 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
4417 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
4418 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
4419 * except.c (pass_set_nothrow_function_flags,
4420 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
4422 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
4423 rest_of_handle_shorten_branches, pass_shorten_branches,
4424 rest_of_clean_state, pass_clean_state): New.
4425 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
4426 rest_of_handle_remove_death_notes, pass_remove_death_notes,
4427 rest_of_handle_life, pass_life, rest_of_handle_flow2,
4429 * function.c (pass_instantiate_virtual_regs, pass_init_function,
4430 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
4431 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
4432 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
4434 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
4435 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
4436 pass_rtl_ifcvt, gate_handle_if_after_combine,
4437 rest_of_handle_if_after_combine, pass_if_after_combine,
4438 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
4439 pass_if_after_reload): New.
4440 * integrate.c (pass_initial_value_sets): New.
4441 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
4442 pass_purge_lineno_notes): New.
4443 * mode-switching.c (rest_of_handle_mode_switching,
4444 pass_mode_switching): New.
4445 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
4446 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
4448 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
4449 pass_loop_optimize): New.
4450 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
4452 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
4454 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
4455 pass_postreload_cse): New.
4456 * profile.c (gate_handle_profiling, pass_profiling,
4457 rest_of_handle_branch_prob, pass_branch_prob): New.
4458 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
4459 pass_split_before_regstack, gate_handle_split_before_regstack,
4460 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
4461 rest_of_handle_split_all_insns, pass_split_all_insns): New.
4462 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
4463 pass_stack_regs): New.
4464 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
4465 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
4466 pass_stack_adjustments): New.
4467 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
4468 pass_regrename): New.
4469 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
4470 pass_delay_slots, gate_handle_machine_reorg,
4471 rest_of_handle_machine_reorg, pass_machine_reorg): New.
4472 * rtl.h (extern void purge_line_number_notes): New.
4473 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
4474 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
4476 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
4478 * value-prof.c (gate_handle_value_profile_transformations,
4479 rest_of_handle_value_profile_transformations,
4480 pass_value_profile_transformations): New.
4481 * var-tracking.c (gate_handle_var_tracking,
4482 pass_variable_tracking): New.
4483 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
4485 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
4486 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
4487 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
4488 rest_of_handle_old_regalloc, rest_of_handle_regrename,
4489 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
4490 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
4491 rest_of_handle_gcse2, rest_of_handle_regmove,
4492 rest_of_handle_tracer, rest_of_handle_if_conversion,
4493 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
4494 rest_of_handle_web, rest_of_handle_branch_prob,
4495 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
4496 rest_of_handle_jump_bypass, rest_of_handle_combine,
4497 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
4498 rest_of_handle_gcse, rest_of_handle_loop_optimize,
4499 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
4500 rest_of_handle_mode_switching, rest_of_handle_jump,
4501 rest_of_handle_eh, rest_of_handle_stack_adjustments,
4502 rest_of_handle_flow2, rest_of_handle_jump2,
4503 rest_of_handle_peephole2, rest_of_handle_postreload,
4504 rest_of_handle_shorten_branches, rest_of_clean_state,
4505 rest_of_compilation): Remove.
4507 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
4508 * passes.c (dump_flags, in_gimple_form, all_passes,
4509 all_ipa_passes, all_lowering_passes, register_one_dump_file,
4510 register_dump_files, next_pass_1, last_verified, execute_todo,
4511 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
4512 from tree-optimize.c.
4513 (init_optimization_passes): Moved from tree-optimize.c,
4514 adding the RTL optimizations.
4515 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
4516 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
4517 all_ipa_passes, all_lowering_passes, register_one_dump_file,
4518 register_dump_files, next_pass_1, last_verified, execute_todo,
4519 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
4520 init_tree_optimization_passes, ipa_passes): Delete.
4521 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
4523 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
4524 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
4526 (ipa_passes): Remove.
4527 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
4528 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
4529 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
4530 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
4531 (dump_info_p, dump_flag): Moved to tree-dump.h.
4533 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
4535 * passes.c (finish_optimization_passes): Use dump_begin
4536 and dump_end, TDI_end.
4537 (gate_rest_of_compilation): New.
4538 (pass_rest_of_compilation): Use it.
4539 (gate_postreload, pass_postreload): New.
4540 * toplev.c (general_init): Rename init_tree_optimization_passes.
4541 * toplev.h (init_tree_optimization_passes): Rename to
4542 init_optimizations_passes.
4543 * tree-dump.c (dump_flag): Make static.
4544 (dump_files): Remove RTL dumps.
4545 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
4546 pass_cleanup_cfg, pass_free_cfg_annotations,
4547 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
4548 pass_init_datastructures, pass_fixup_cfg): Make non-static.
4549 * tree-pretty-print.c: Include tree-pass.h.
4550 * cgraph.c: Include tree-dump.h.
4552 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
4554 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
4555 Only fall back to saying it points to readonly memory if
4558 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4560 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
4561 * config/m32r/m32r.c (m32r_compute_frame_size,
4562 m32r_expand_prologue): Take current_function_profile into
4563 account whenever we reference
4564 current_function_uses_pic_offset_table.
4565 (m32r_finalize_pic): Remove.
4566 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
4568 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
4570 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
4571 instead of $<. Don't remove ./as if it already exists.
4573 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4576 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
4577 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
4578 for complex modes when generating code for PA 1.0.
4579 (VALID_FP_MODE_P): New macro.
4580 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
4581 sets for all general and floating point modes. Align wide floating
4582 point modes to even register boundaries to comply with architectural
4584 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
4585 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
4586 (VALID_FP_MODE_P): New macro.
4587 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
4588 sets for all general and floating point modes. Align wide floating
4589 point modes to even register boundaries to comply with architectural
4592 2005-07-04 Diego Novillo <dnovillo@redhat.com>
4594 * tree-dump.c (dump_files): Initialize dump number for .cgraph
4597 2005-07-04 Diego Novillo <dnovillo@redhat.com>
4599 * tree-ssa-structalias.c: Don't include expr.h.
4601 2005-07-04 Diego Novillo <dnovillo@redhat.com>
4603 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
4606 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
4608 Fix PR tree-optimization/22279
4610 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
4613 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
4615 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
4617 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
4619 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
4620 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
4621 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
4622 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
4623 config/stormy16/stormy16.c, config/v850/v850.c,
4624 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
4625 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
4626 Avoid "." or "\n" at end of diagnostics and capital letters at
4627 start of diagnostics.
4628 * combine.c, cse.c: Don't translate dump file output.
4629 * toplev.c (print_version): Only translate output if going to
4632 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
4634 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
4635 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
4638 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4640 * pa.c (fix_range): Fix typo in comment.
4642 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
4644 * tree-vrp.c (extract_range_from_assert): Replace
4645 fold (build (...)) with fold_build2.
4647 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4649 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
4650 gcc_gfc_char_table, init_dynamic_gfc_info): New.
4651 (format_types_orig, handle_format_attribute): Add support for
4654 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
4656 * varasm.c (assemble_variable): Fix format specifier thinko.
4658 2005-07-03 Ira Rosen <irar@il.ibm.com>
4660 PR tree-optimization/22029 (and 22135)
4661 * tree-pretty-print.c (dump_generic_node): Check that the node is not
4662 a phi node before calling dump_vops.
4664 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
4666 * tree-dump.h (dump_string_field): Declare.
4667 * tree-dump.c: Use it instead of dump_string.
4668 (dump_string_field): Make non-static.
4670 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
4672 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
4673 up the minimal CFG stuff always when optimize > 0. Call
4674 split_all_insns_noflow in PIC case if needed.
4676 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
4677 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
4680 * c-decl.c (c_write_global_declarations): Dump contents of
4682 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
4683 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
4684 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
4685 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
4688 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
4690 * c-common.h (GCC_DIAG_STYLE): Define.
4691 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
4692 version for format checking to 4.1.
4693 * c-format.c: Include toplev.h after c-common.h.
4694 (enum format_type): Add gcc_tdiag_format_type.
4695 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
4696 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
4697 (format_types_orig): Add gcc_tdiag.
4698 (init_dynamic_diag_info): Support gcc_tdiag formats.
4699 (handle_format_attribute): Likewise.
4700 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
4701 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
4702 version for format checking to 4.1.
4703 (warning0, warning, error, pedwarn, sorry): Use
4705 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
4706 (finish_aliases_1): Do not use %qE.
4707 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
4708 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
4709 Correct format bugs.
4710 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
4711 parameter to unsigned HOST_WIDE_INT.
4712 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
4714 2005-07-02 David Edelsohn <edelsohn@gnu.org>
4717 * expr.c (write_complex_part): Use adjust_address for MEM.
4718 (read_complex_part): Same.
4720 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
4722 Fix PR tree-optimization/22280
4724 * tree-sra.c (generate_element_init): Remove useless loop.
4726 2005-07-02 Richard Henderson <rth@redhat.com>
4728 * config/alpha/alpha.c (alpha_legitimize_address): Check for
4730 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
4732 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
4735 * fold-const.c (fold_binary): Handle the return value of
4736 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
4737 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
4739 2005-07-02 Jeff Law <law@redhat.com>
4741 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
4742 a eliminate type conversion which feeds an equality comparison
4743 if the original type or either operand in the comparison is a
4746 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
4748 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
4749 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
4751 * config/avr/avr.c: Do not use '`' as left quote.
4752 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
4753 Remove "." from end of diagnostics. Make diagnostics start with
4756 2005-07-02 Zack Weinberg <zack@codesourcery.com>
4757 Joseph S. Myers <joseph@codesourcery.com>
4759 * toplev.c (default_tree_printer): Handle setting location with
4761 * c-objc.common.c (c_tree_printer): Likewise.
4762 * c-format.c (gcc_diag_flag_specs): Add '+'.
4763 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
4764 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
4766 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
4767 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
4768 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
4769 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
4770 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
4771 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
4772 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
4773 format arguments where %J is used without %D.
4775 2005-07-02 Jakub Jelinek <jakub@redhat.com>
4777 * gcc.c (LINK_SSP_SPEC): Define.
4778 (link_ssp_spec): New variable.
4779 (LINK_COMMAND_SPEC): Add %(link_ssp).
4780 (static_specs): Add link_ssp_spec.
4781 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
4782 * configure: Rebuilt.
4783 * config.in: Rebuilt.
4785 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
4786 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
4787 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
4788 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
4789 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
4790 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
4791 -0x7008(2) instead of reading __stack_chk_guard variable.
4792 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
4794 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
4795 (stack_protect_set, stack_protect_test): Use *_tls* patterns
4796 if TARGET_THREAD_SSP_OFFSET is defined.
4797 (stack_tls_protect_set_si, stack_tls_protect_set_di,
4798 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
4801 2005-06-27 Richard Henderson <rth@redhat.com>
4802 * libgcc-std.ver (GCC_4.1.0): New.
4803 * libgcc.h (__stack_chk_guard): Declare.
4804 (__stack_chk_fail, __stack_chk_fail_local): Declare.
4805 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
4806 * mklibgcc.in (lib2funcs): Add them.
4808 2005-07-01 Richard Henderson <rth@redhat.com>
4810 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
4811 void * before struct sigcontext *.
4812 (x86_fallback_frame_state): Likewise.
4814 2005-07-01 James E. Wilson <wilson@specifixinc.com>
4816 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
4818 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
4821 * tree-ssa-reassoc.c (should_transpose): Fix which operand
4822 we check for SSA_NAME for.
4824 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
4826 Fix PR tree-optimization/22071
4828 * tree-ssa-structalias.c (offset_overlaps_with_access): New
4830 (get_constraint_for_component_ref): Use it.
4832 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
4835 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
4836 print out the last new line.
4838 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
4840 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
4841 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
4842 * config/cris/cris.c (cris_conditional_register_usage): Adjust
4843 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
4844 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
4845 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
4846 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
4847 (enum reg_class): New member CC0_REGS.
4848 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
4849 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
4850 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
4851 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
4852 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
4853 Adjust for register now described.
4855 2005-07-01 Jakub Jelinek <jakub@redhat.com>
4858 * config/i386/i386.md (stack_protect_test_si,
4859 stack_protect_test_di): Add earlyclobber for scratch 3.
4860 * config/rs6000/rs6000.md (stack_protect_testsi,
4861 stack_protect_testdi): Add earlyclobber for scratch 3,
4862 remove earlyclobber from scratch 4.
4864 Older entries for 2005 can be found in ChangeLog-2005.