1 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
3 * fold-const.c (ptr_difference_const): Use
4 cst_and_fits_in_hwi instead of host_integerp.
6 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
8 * config/darwin.c (gen_pic_offset): New.
9 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
12 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
14 PR tree-optimization/23486
15 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
17 2005-08-23 Phil Edwards <phil@codesourcery.com>
19 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
21 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
23 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
24 configuration files to override the default value.
26 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
27 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
28 * config/vx-common.h: New file, split out from...
29 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
30 * config/vxworksae.h: New file, for VxWorks AE.
31 * config/vxworks.opt: New file.
32 * config/vxlib.c: Update for VxWorks 6.
34 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
35 other MULTILIB_* variables appropriately.
36 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
37 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
38 * config/rs6000/vxworks.h: Update for VxWorks 6.
39 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
41 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
44 * config/darwin.c (machopic_select_section): Remove the hack to
45 mark "::operator new" and "::operator delete" for coalescing
46 even though they are not weak.
48 2005-08-24 Alan Modra <amodra@bigpond.net.au>
50 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
51 * configure: Regenerate.
53 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
56 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
58 * convert.c (convert_to_integer, convert_to_vector): Likewise.
59 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
62 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
64 * config/rs6000/predicates.md (equality_operator): New.
65 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
66 comparison with a large constant.
68 2005-08-23 Mark Mitchell <mark@codesourcery.com>
70 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
72 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
74 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
75 registers is even, and we have a hardware double precision fp,
77 (sh_gimplify_va_arg_expr): For floating point arguments, consider
78 size of current argument when checking if argument was passed in
81 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
84 * stor-layout.c (finalize_type_size): Dont override
85 existing alignment with a smaller alignment from the mode.
87 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
89 * lambda-code.c (lambda_vector_lexico_pos): Moved...
90 * lambda.h (lambda_vector_lexico_pos): ... here.
91 * tree-data-ref.c (build_classic_dist_vector): Return false when
92 the distance vector is lexicographically negative.
94 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
96 PR tree-optimization/23511
97 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
98 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
100 2005-08-23 Jakub Jelinek <jakub@redhat.com>
102 PR tree-optimization/22043
103 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
104 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
105 If ALLOW_FLEXARR, handle types ending with flexible array member.
106 Pass false as second argument to recursive count_type_elements calls.
107 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
108 argument to count_type_elements call.
109 * tree-sra.c (decide_block_copy): Likewise.
110 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
111 for a constant-sized object, set cleared as well. Pass true as
112 second argument to count_type_elements call.
114 2005-08-23 Alan Modra <amodra@bigpond.net.au>
117 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
118 from legitimate_small_data_p, and make global. Update use.
119 Remove forward declaration.
120 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
122 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
124 2005-08-23 David Edelsohn <edelsohn@gnu.org>
126 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
127 of scratch intermediates.
128 (eq<mode>_compare): Same.
129 (neg_eq0<mode>): New.
130 (neg_eq<mode>): Convert to define_insn_and_split.
132 2005-08-23 Alan Modra <amodra@bigpond.net.au>
135 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
136 stdarg functions, set/clear the fp marker even when no variable
138 * config/rs6000/sysv4.opt (mprototype): Describe.
140 2005-08-22 Jakub Jelinek <jakub@redhat.com>
142 PR rtl-optimization/23478
143 * regs.h (reg_info): Add throw_calls_crossed.
144 (REG_N_THROWING_CALLS_CROSSED): Define.
145 * flow.c (allocate_reg_life_data): Initialize
146 REG_N_THROWING_CALLS_CROSSED.
147 (propagate_one_insn, attempt_auto_inc): Update
148 REG_N_THROWING_CALLS_CROSSED.
149 * global.c (global_alloc): Don't allocate pseudos across
150 calls that may throw.
152 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
155 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
156 value is inbetween the range if we did not find an exact match.
158 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
160 * doc/invoke.texi (Option Summary): Add ms1 options.
161 * doc/extend.texi: Document interrupt handler attribute for ms1.
162 * doc/md.texi: Document ms1 constraints.
163 * config.gcc: Add ms1-*-elf.
164 * config/ms1/ms1.h: New.
165 * config/ms1/ms1.c: New.
166 * config/ms1/ms1.md: New.
167 * config/ms1/ms1-protos.h: New.
168 * config/ms1/ABI.txt: New.
169 * config/ms1/crti.asm: New.
170 * config/ms1/crtn.asm: New.
171 * config/ms1/lib2extra-funcs.c: New.
172 * config/ms1/t-ms1: New.
173 * config/ms1/ms1.opt: New.
175 2005-08-22 Ira Rosen <irar@il.ibm.com>
177 * config/rs6000/altivec.md (xorv4sf3): New.
178 (negv4sf2, neg<mode>2): Likewise.
180 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
183 * config/ia64/ia64.md (divsi3): Check divide by zero.
188 2005-08-21 Jakub Jelinek <jakub@redhat.com>
190 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
191 up to elem_bitsize bits, not max_bitsize.
193 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
195 PR tree-optimization/23433
196 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
197 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
199 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
201 PR tree-optimization/23434
202 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
203 the iteration bound is not an INTEGER_CST.
205 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
207 * tree-vect-transform.c (get_initial_def_for_reduction): Set
208 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
209 NULL if need_epilog_adjust is false.
210 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
211 Case 3 always peels first itration, not just for PLUS case, and no need
212 to use scalar_initial_def here. Create an epilog adjustment only if
213 scalar_initial_def is not NULL.
215 (vectorizable_reduction): Remove assert.
217 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
220 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
221 (__moddi3): Likewise.
222 (__udivdi3): Likewise.
223 (__umoddi3): Likewise.
224 (__divsi3): Likewise.
225 (__modsi3): Likewise.
226 (__udivsi3): Likewise.
227 (__umodsi3): Likewise.
229 2005-08-20 Jakub Jelinek <jakub@redhat.com>
231 * tree-pass.h (TDF_GRAPH): Define.
232 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
233 * passes.c (finish_optimization_passes): Only call
234 finish_graph_dump_file if TDF_GRAPH is set.
235 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
236 NULL. Set TDF_GRAPH bit.
237 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
239 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
241 * arm.h (arm_stack_offsets): Add locals_base field.
242 * arm.c (arm_get_frame_offsets): Compute it.
243 (thumb_compute_initial_elimination offset): Make the Thumb frame
244 pointer point to the base of the local variables.
245 (thumb_expand_prologue): Update accordingly.
246 (thumb_expand_epilogue): Likewise.
248 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
249 mode of clobbered scratch to DImode. Handle a case that's known to
252 2005-08-19 David Edelsohn <edelsohn@gnu.org>
254 * config/rs6000/rs6000.md (gt0<mode>): Delete.
255 (gt0<mode>_compare): Delete.
256 (neg_gt0<mode>): Delete.
258 2005-08-19 Eric Christopher <echristo@apple.com>
260 * optabs.h: Change CTI_ to COI_.
263 2005-08-19 James E Wilson <wilson@specifix.com>
265 * builtins.c (expand_builtin_return_addr): Set
266 current_function_accesses_prior_frames when count != 0. Use
267 frame_pointer_rtx when count == 0.
268 * function.h (struct function): Add accesses_prior_frames field.
269 (current_function_accesses_prior_frames): Define.
270 * reload1.c (init_elim_table): Check
271 current_function_accesses_prior_frames.
272 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
274 2005-08-19 Diego Novillo <dnovillo@redhat.com>
276 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
277 indicator. Return true if the flowgraph changed during
280 2005-08-19 Diego Novillo <dnovillo@redhat.com>
283 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
284 conditional expression before testing its value.
286 2005-08-19 Diego Novillo <dnovillo@redhat.com>
288 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
290 2005-08-19 Devang Patel <dpatel@apple.com>
292 PR tree-optimization/23048
293 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
294 third parameter. Check whether latch is dominated by exit
296 (if_convertible_loop_p): Supply exit block itself to
299 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
302 * arm.md (arm_load_pic_register): Change argument to the mask of
303 saved registers. Call thumb_find_work_register if we need a
304 scratch register on Thumb.
305 (arm_expand_prologue): Pass empty register set to
306 arm_load_pic_register.
307 (thumb_expand_prologue): Pass live_regs_mask directly to
308 arm_load_pic_register.
309 * arm-protos.h (arm_load_pic_register): Update prototype.
311 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
313 * sh.c (find_sole_member): New function.
314 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
315 if the record's alignment is larger than the size of its only member.
317 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
320 * arm.c (thumb_legitimize_reload_address): New function.
321 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
322 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
324 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
326 * config/crx/crx.c: Implement crx_decompose_address. Reject
327 symbolic displacements since CRX register relative adressing
328 mode can't handle unsigned 32-bit values as displacements.
329 * config/crx/crx.h: Simplify definitions, remove redundant
330 parenthesis and obsolete macros.
331 * config/crx/crx.opt: Add new switch for debugging addresses.
332 * config/crx/crx-protos.h: Add new declarations for above.
334 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
337 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
340 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
342 * collect2.c (dup2): Delete.
343 * configure.ac: Don't check for dup2.
345 * config.in, configure: Regenerate.
347 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
349 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
350 record with the type of its only member.
352 2005-08-18 David Edelsohn <edelsohn@gnu.org>
354 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
355 define_insn_and_split.
356 (plus_ltu<mode>_compare): Same.
357 (gtu<mode>_compare): Same.
358 (plus_gtu<mode>_compare): Same.
360 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
362 PR tree-optimization/22228
363 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
365 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
366 are recorded in vect_vnames_to_rename for renaming.
367 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
368 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
369 in vect_vnames_to_rename.
370 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
371 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
373 2005-08-18 Jan Hubicka <jh@suse.cz>
376 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
377 info only for local statics, not for member variables.
379 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
381 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
383 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
385 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
387 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
390 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
392 2005-08-17 James E Wilson <wilson@specifix.com>
394 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
397 2005-08-17 David Edelsohn <edelsohn@gnu.org>
399 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
400 (leu<mode>_compare): Same.
401 (plus_leu<mode>): Same.
402 (neg_leu<mode>): Same.
403 (and_neg_leu<mode): Same.
404 (ltu<mode>_compare): Same.
405 (plus_ltu<mode>): Same.
407 (geu<mode>_compare): Same.
408 (plus_geu<mode>): Same.
409 (neg_geu<mode>): Same.
410 (and_neg_geu<mode>): Same.
411 (plus_gt<mode>): Same.
412 (gtu<mode>_compare): Same.
413 (plus_gtu<mode>): Same.
415 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
417 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
418 Move call_table_data to end. Delete spurious .text.
419 (callt_save_all_interrupt): Fix comment typo.
421 2005-08-17 James E Wilson <wilson@specifix.com>
422 Kevin Winchester <winchester@amirix.com>
425 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
427 2005-08-17 Uros Bizjak <uros@kss-loka.si>
430 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
431 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
433 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
435 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
436 record with the type of its only member if the modes don't match.
438 * varasm.c (decode_reg_name): Skip empty additional register names.
440 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
442 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
443 lsm_tmp_name_length): New.
444 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
445 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
447 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
448 Andreas Krebbel <krebbel1@de.ibm.com>
450 * config.gcc: Added z9-109 switch.
451 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
452 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
453 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
454 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
455 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
456 for "z9_109" cpu attribute.
457 * config/s390/s390.c (z9_109_cost): New processor cost structure.
458 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
459 (s390_handle_arch_option): Added z9-109 switch.
460 (override_options): Set respective cost function for z9-109.
461 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
462 (legitimate_reload_constant_p): Accept extended immediates.
463 (print_operand): Three new output modifiers added: k, m and o.
464 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
465 (s390_output_mi_thunk): Use extended immediate when possible.
466 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
467 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
468 (CONSTRAINT_LEN): Added length of O constraint.
469 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
470 * config/s390/s390.md ("cpu"): New value z9_109 added.
471 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
472 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
473 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
474 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
475 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
476 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
477 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
478 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
479 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
480 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
481 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
482 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
483 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
484 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
485 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
487 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
488 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
489 insns for TARGET_EXTIMM.
491 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
493 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
495 2005-08-17 Nick Clifton <nickc@redhat.com>
497 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
498 Call default_encode_section_info.
500 2005-08-17 Steven Bosscher <stevenb@suse.de>
502 PR tree-optimization/21574
503 * tree-ssa-ccp.c (likely_value): If the right hand side is a
504 constant, return CONSTANT.
505 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
506 (ccp_fold, visit_assignment): Likewise.
507 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
509 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
511 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
512 fold_buildN instead of buildN then fold_initializer or fold.
513 (build_unary_op): Likewise.
514 (build_binary_op): Likewise.
515 * fold-const.c (fold_initializer): Remove.
516 (fold_build1_initializer): New function.
517 (fold_build2_initializer): New function.
518 (fold_build3_initializer): New function.
519 * tree.h (fold_initializer): Remove.
520 (fold_build1_initializer): New function.
521 (fold_build2_initializer): New function.
522 (fold_build3_initializer): New function.
524 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
526 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
527 (try_move_mult_to_index): Call fold_build2 instead of build2.
528 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
529 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
530 fold_binary_to_constant.
531 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
533 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
534 check if A == gcd (A, B). Remove TYPE argument.
535 (analyze_offset) Use fold_build2 instead of fold (build.
536 (create_data_ref): Likewise.
537 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
538 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
541 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
543 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
544 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
546 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
549 * gimplify.c (zero_sized_type): New function.
550 (gimplify_modify_expr_rhs): If we have a zero sized type,
551 replace the statement with an empty statement.
553 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
555 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
558 2005-08-16 Ian Lance Taylor <ian@airs.com>
560 * doc/tm.texi (Label Output): Correct typo.
562 2005-08-16 Steven Bosscher <stevenb@suse.de>
565 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
566 force_operand will work later on using have_insn_for.
568 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
570 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
572 2005-08-16 Ian Lance Taylor <ian@airs.com>
575 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
576 vector type, don't try to construct it element by element. Add an
577 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
579 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
581 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
583 2005-08-16 Geoffrey Keating <geoffk@apple.com>
585 * doc/invoke.texi (Precompiled Headers): Document some more options
586 which are known to be safe.
588 2005-08-16 James E Wilson <wilson@specifix.com>
590 PR tree-optimization/21105
591 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
594 2005-08-16 David Edelsohn <edelsohn@gnu.org>
596 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
597 (neg_ltu<mode>): Same.
599 (neg_gtu<mode>): Same.
601 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
603 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
604 (fold_builtin_isdigit): Use fold_buildN.
605 (build_function_call_expr): Likewise.
606 * c-typeck.c (c_finish_loop): Likewise.
608 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
609 Richard Shann <rshann@superh.com>
612 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
614 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
616 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
618 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
621 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
622 arm_compure_save_reg0_reg12_mask to determine when the PIC register
625 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
628 * fold-const.c (build_range_check): Disable optimization for function
629 pointer expressions on targets that require function pointer
632 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
634 * simplify-rtx.c (simplify_const_relational_operation): When
635 extracting arguments of a COMPARE, recompute the mode as well.
637 2005-08-15 Ian Lance Taylor <ian@airs.com>
639 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
641 2005-08-15 DJ Delorie <dj@redhat.com>
643 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
645 (movsi_splittable): Allow, but split, moves to the stack.
646 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
649 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
651 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
652 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
653 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
655 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
656 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
657 Delete HOST_PTR_PRINTF.
659 * configure, config.in: Regenerate.
661 2005-08-15 David Edelsohn <edelsohn@gnu.org>
663 * config/rs6000/rs6000.md (QHSI): New mode macro.
664 (wd): Extend mode attr for QImode and HImode
665 (dbits): New mode attr.
666 (zero_extend<mode>di2): Convert to mode macro.
668 2005-08-15 Steve Ellcey <sje@cup.hp.com>
671 * doc/invoke.texi (-mgnu-ld): Update description.
674 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
677 * Makefile.in (tree-chrec.o): Depends on real.h.
678 * tree-chrec.c: Include real.h.
679 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
680 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
681 * tree-scalar-evolution.c (add_to_evolution_1,
682 interpret_rhs_modify_expr): Ditto.
684 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
687 * tree-data-ref.c (estimate_niter_from_size_of_data): When
688 step is negative compute the estimation from init downwards to zero.
690 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
692 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
694 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
696 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
698 (legitimate_reload_constant_p): Fix handling of lliXX operands.
699 Accept double-word constants that can be split.
700 * config/s390/s390.md ("movti"): Use 'P' constraint.
701 ("*movdi_31", "*movdf_31"): Likewise.
703 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
705 Fix PR tree-optimization/22615
707 * tree-ssa-structalias.c (solution_set_add): Handle
708 first_vi_for_offset returning NULL.
709 (do_da_constraint): Ditto.
710 (do_sd_constraint): Ditto.
711 (do_ds_constraint): Ditto
712 (find_func_aliases): Ditto.
713 (build_constraint_graph): RHS is allowed be ANYTHING.
714 (first_vi_for_offset): Return NULL if we couldn't find anything at
717 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
719 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
720 over memory as first operand.
722 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
725 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
726 available for setting it.
728 2005-08-14 Ira Rosen <irar@il.ibm.com>
730 PR tree-optimization/23320
731 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
732 data-refs' types instead of base object nullness. Add check for
733 pointer type data-refs before first location comparison. Remove
736 2005-08-14 Andreas Schwab <schwab@suse.de>
738 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
740 2005-08-13 James E Wilson <wilson@specifix.com>
742 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
743 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
744 -fstack-protector-all, --param ssp-buffer-size): Document.
745 (-Wvariadic-macros): Alphabetize.
746 (-fsched-stalled-insns-dep): Add missing 'f'.
748 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
751 2005-08-13 David Edelsohn <edelsohn@gnu.org>
753 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
754 or indirect address operand.
755 (EXTRA_ADDRESS_CONSTRAINT): New.
756 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
758 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
760 PR tree-optimization/22236
761 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
762 successors and predecessors.
763 * tree-chrec.c (chrec_convert): Before converting, check that
764 sequences don't wrap.
765 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
766 (analyze_array): Extern.
767 (find_data_references_in_loop): Remove call to
768 compute_estimated_nb_iterations.
769 * tree-data-ref.h (analyze_array): Declared.
770 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
771 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
772 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
773 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
775 * tree-ssa-loop-ivcanon.c: Fix documentation.
776 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
777 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
778 (infer_loop_bounds_from_undefined): New.
779 (estimate_numbers_of_iterations_loop): Use
780 infer_loop_bounds_from_undefined.
781 (used_in_pointer_arithmetic_p): New.
782 (scev_probably_wraps_p): Pass an extra parameter. Call
783 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
784 (convert_step): Fix documentation.
785 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
786 Use initial_condition_in_loop_num and evolution_part_in_loop_num
787 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
788 scev_probably_wraps_p.
790 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
792 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
793 (s390_register_info): Ignore clobbered_regs information for fixed
794 registers, and only fixed registers.
795 (s390_init_frame_layout): Remove redundant call.
797 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
799 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
800 description of -Wold-style-casts.
802 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
803 Jakub Jelinek <jakub@redhat.com>
805 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
806 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
807 * config/s390/s390.c (print_operand): New output modifier 'G' added.
808 (get_thread_pointer): Renamed to s390_get_thread_pointer.
809 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
810 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
811 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
812 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
813 ("stack_protect_set", "stack_protect_test"): New expanders.
814 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
815 "stack_protect_testdi"): New insn definitions.
817 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
819 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
821 2005-08-12 Paul Brook <paul@codesourcery.com>
823 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
825 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
827 * config/s390/predicates.md (setmem_operand): New predicate.
828 (shift_count_operand): Accept ANDs with special constants as
830 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
831 with special constants.
832 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
833 shift_count_operand with setmem_operand.
835 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
837 * config/s390/s390.c (s390_extract_part, s390_single_part):
839 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
840 (s390_output_mi_thunk): Don't use lg on 31 bit.
841 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
842 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
844 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
846 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
847 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
848 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
849 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
850 with one of the new macros.
852 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
854 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
855 Don't set save_return_addr_p.
856 (s390_register_info): Make clobbered_regs not depending on
859 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
861 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
862 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
864 2005-08-11 James E. Wilson <wilson@specifix.com>
866 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
868 2005-08-11 Jakub Jelinek <jakub@redhat.com>
870 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
871 locations gathered by var-tracking in single entry loc_list
872 over loc_descriptor_from_tree.
874 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
875 pass it down to loc_descriptor.
876 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
877 (containing_function_has_frame_base): Move earlier in the file.
878 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
879 instead of always assuming fbreg can't be used.
881 2005-08-11 David Edelsohn <edelsohn@gnu.org>
883 * config/rs6000/altivec.md: Change constraint "m" to "Z".
884 * config/rs6000/predicates.md (indexed_or_indirect_operand):
885 Accept address wrapped in AND for Altivec.
886 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
887 Strip AND wrapping offset address for Altivec.
889 2005-08-11 Richard Henderson <rth@redhat.com>
892 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
893 before using TYPE_IS_SIZETYPE.
895 2005-08-11 Richard Henderson <rth@redhat.com>
898 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
899 insn types not present on ev4.
900 (alphaev5_insn_pipe): Similarly.
902 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
905 * arm.c (arm_override_options): If the user has selected callee-super-
906 interworking, then enable normal interworking.
908 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
910 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
913 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
915 * doc/rtl.texi: Fix two typos.
917 2005-08-11 Richard Guenther <rguenther@suse.de>
920 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
921 cases where we call to/from functions returning void.
923 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
926 * tree.c (build_pointer_type_for_mode): Robustify.
928 2005-08-10 James E Wilson <wilson@specifix.com>
930 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
931 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
933 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
936 2005-08-10 Eric Christopher <echristo@apple.com>
938 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
939 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
942 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
945 * config/darwin.c (machopic_indirect_data_reference): Use a new register
946 for the high part when generating dynamic-no-pic code.
948 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
950 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
951 (x86_64-*-linux*): Likewise.
953 * config/i386/crtfastmath.c: New file.
954 * config/i386/t-crtfm: Likewise.
956 * config/i386/linux.h (ENDFILE_SPEC): New.
957 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
959 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
962 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
964 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
965 (vec_shl, vec_shr): Document new operations.
966 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
968 2005-08-10 David Edelsohn <edelsohn@gnu.org>
970 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
971 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
972 change predicate to indexed_or_indirect_address.
974 2005-08-10 Richard Sandiford <richard@codesourcery.com>
976 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
977 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
978 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
980 * config/arm/unaligned-funcs.c: New file.
981 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
983 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
985 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
987 * cfglayout.c (pass_insn_locators_initialize): Add dump.
988 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
990 * except.c (pass_convert_to_eh_region_ranges): Add dump.
991 * final.c (pass_shorten_branches): Add dump.
992 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
993 (pass_life): Rename dump.
994 (rest_of_handle_flow2): Remove initial verify_flow_info.
995 * function.c (pass_instantiate_virtual_regs): Add dump.
996 * integrate.c (pass_initial_value_sets): Add dump.
997 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
998 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
999 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
1000 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
1001 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
1002 gate_rtl_unrool_and_peel_loops): New.
1003 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
1004 rtl_doloop): Do not look at flags.
1005 * mode-switching.c (pass_mode_switching): Add dump.
1006 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
1007 pass_split_before_regstack): Add dump.
1008 * regmove.c (pass_stack_adjustments): Add dump.
1009 * tree-optimize.c (pass_fixup_cfg): Add dump.
1011 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1014 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
1015 deciding which instruction sequence to use.
1017 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
1019 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
1020 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
1022 2005-08-09 Richard Guenther <rguenther@suse.de>
1024 * c-common.c (builtin_function_2): Remove.
1025 (def_builtin_1): New function.
1026 (c_common_nodes_and_builtins): Use def_builtin_1 to
1027 build builtin functions.
1029 2005-08-09 Jie Zhang <jie.zhang@analog.com>
1031 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
1032 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
1033 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
1036 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
1038 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
1039 fold_binary instead of fold_build2 since we don't care about the
1041 (loop_niter_by_eval): Likewise.
1042 (compare_trees): Likewise.
1043 (proved_non_wrapping_p): Likewise.
1045 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
1049 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
1050 if the if is really empty.
1052 2005-08-09 Steven Bosscher <stevenb@suse.de>
1054 PR tree-optimization/23234
1055 * tree-ssa-math-opts.c (place_reciprocal): New enum.
1056 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
1057 argument of the new enum.
1058 (execute_cse_reciprocals): Add reciprocals for function arguments
1059 on the unique successor edge of the entry block. Update other calls
1060 to execute_cse_reciprocals_1.
1062 2005-08-08 Richard Henderson <rth@redhat.com>
1065 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
1067 2005-08-08 Bob Wilson <bob.wilson@acm.org>
1069 * expr.c (write_complex_part): Return after handling MEM.
1071 2005-08-08 Josh Conner <jconner@apple.com>
1073 PR rtl-optimization/23241
1074 * combine.c (simplify_comparison): Fix error in determining
1075 whether to lift a subreg from comparison.
1077 2005-08-08 David Edelsohn <edelsohn@gnu.org>
1080 * config/rs6000/altivec.md (vec_init<mode>): New.
1081 (vec_set<mode>): New.
1082 (vec_extract<mode>): New.
1083 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
1084 (rs6000_expand_vector_set): New.
1085 (rs6000_expand_vector_extract): New.
1086 (rs6000_legitimate_offset_address_p): Offset addresses are valid
1087 for Altivec modes before reload.
1088 (altivec_expand_vec_init_builtin): New.
1089 (get_element_number): New.
1090 (altivec_expand_vec_set_builtin): New.
1091 (altivec_expand_vec_ext_builtin): New.
1092 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
1094 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
1096 * config/rs6000/rs6000.h (rs6000_builtins): Add
1097 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
1098 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
1099 * config/rs6000/rs6000-protos.h: Declare new functions.
1101 2005-08-08 Jan Hubicka <jh@suse.cz>
1103 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
1104 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
1105 * i386.md (movdi*): Use pic_32bit_operand.
1106 * predicates.md (pic_32bit_operand): New.
1108 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
1111 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
1113 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
1115 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
1116 (test_for_singularity): Use fold_build2.
1118 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1120 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
1122 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
1124 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
1125 (COMMON_ASM_OP) Define.
1126 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
1127 (ix86_encode_section_info): Likewise.
1128 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
1129 SUBTARGET_ENCODE_SECTION_INFO.
1131 2005-08-06 Richard Henderson <rth@redhat.com>
1134 * tree-nested.c (convert_local_reference): Save and restore val_only
1135 around component_ref and friends. Clear walk_subtrees by default.
1137 2005-08-06 Peter O'Gorman <peter@pogma.com>
1140 * gcc.c (process_command): Check the argument to -b has a dash.
1141 * doc/invoke.texi: Update -b and -V docs.
1143 2005-08-06 James E Wilson <wilson@specifix.com>
1145 * config/mips/cross64.h, config/mips/t-cross64: Delete.
1147 2005-08-06 Michael Matz <matz@suse.de>
1149 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
1150 member only if only one insn is associated with the value.
1152 2005-08-06 Nick Clifton <nickc@redhat.com>
1154 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
1156 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
1157 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
1158 Check symbol flags instead of symbol name mangling.
1159 (xstormy16_asm_output_aligned_common): Likewise. Also
1160 simplify code since the bss100_section cass is the only case
1161 where the below100 code will be triggered.
1162 (xstormy16_encode_section_info): Encode below100 attribute
1163 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
1165 (xstormy16_strip_name_encoding): Delete - this function is no
1167 (TARGET_STRIP_NAME_ENCODING): Undefine.
1168 * config/stormy16/stormy16-protos.h: Delete prototype for
1169 xstormy16_strip_name_encoding.
1171 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
1173 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
1174 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
1175 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
1176 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
1177 config/alpha/predicates.md, config/arc/arc.h,
1178 config/arm/arm.h, config/arm/ieee754-df.S,
1179 config/arm/ieee754-sf.S, config/bfin/bfin.c,
1180 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
1181 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
1182 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
1183 config/m68hc11/m68hc11.h, config/mips/mips.c,
1184 config/mips/mips.h, config/mips/openbsd.h,
1185 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
1186 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
1187 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
1188 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
1189 config/sparc/linux.h, config/sparc/linux64.h,
1190 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
1191 doc/extend.texi, doc/gcov.texi, doc/install.texi,
1192 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
1193 typos. Follow spelling conventions.
1195 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
1198 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
1199 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
1200 specially. Check for side effects only for COND_EXPR.
1201 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
1202 return with TREE_NO_WARNING.
1204 2005-08-06 Richard Sandiford <richard@codesourcery.com>
1206 PR rtl-optimization/23233
1207 * loop.c (combine_movables): Require the modes to be the same.
1208 (move_movables): Remove handling of cases where the replacement
1209 had a different mode to the original.
1211 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
1213 PR tree-optimization/23128
1214 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
1215 subtraction wrap, and set TREE_OVERFLOW if they do.
1217 2005-08-05 Richard Henderson <rth@redhat.com>
1220 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
1221 FORCED_LABEL labels.
1223 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
1226 * reload.c (find_reloads_subreg_address): Pass down TYPE
1227 unchanged. Change all callers except find_reloads_toplev.
1229 2005-08-05 Michael Matz <matz@suse.de>
1231 * genattrtab.c (current_alternative_string): Remove.
1232 (SIMPLIFY_ALTERNATIVE): Ditto.
1233 (attr_alt_bit_p): Ditto.
1234 (alternative_name): Make const char *.
1235 (evaluate_eq_attr): Remove use of above things.
1236 (simplify_test_exp): Ditto.
1237 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
1238 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
1240 2005-08-04 James E Wilson <wilson@specifix.com>
1242 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
1243 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
1244 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
1245 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
1246 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
1248 2005-08-04 Richard Henderson <rth@redhat.com>
1251 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
1252 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
1253 * tree-sra.c (decide_block_copy): Use it. Disable element copy
1254 if we'd have to instantiate too many members.
1256 2005-08-04 Richard Henderson <rth@redhat.com>
1259 * tree-outof-ssa.c (coalesce_asm_operands): New.
1260 (coalesce_ssa_name): Use it. Split out ...
1261 (coalesce_phi_operands, coalesce_result_decls): ... these.
1263 2005-08-04 Paul Brook <paul@codesourcery.com>
1265 * read-rtl.c (read_quoted_string): Break if EOF.
1267 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
1269 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
1270 (fold_build2): Likewise.
1271 (fold_build3): Likewise.
1272 (fold_build1_stat): New function prototype.
1273 (fold_build2_stat): Likewise.
1274 (fold_build3_stat): Likewise.
1275 * fold-const.c (fold_build1): Rename to ..
1276 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
1277 through to build1_stat.
1278 (fold_build2): Rename to ..
1279 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
1280 through to build2_stat.
1281 (fold_build3): Rename to ..
1282 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
1283 through to build3_stat.
1285 2005-08-04 David Edelsohn <edelsohn@gnu.org>
1286 Ian Lance Taylor <ian@airs.com>
1288 * function.c (assign_stack_local_1): Do not correct stack slot
1289 address if allocation size is smaller than mode size.
1291 2005-08-04 Diego Novillo <dnovillo@redhat.com>
1294 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
1295 (tree_merge_blocks): Propagate anything allowed by
1297 Clarify documentation.
1298 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
1299 SSA form, schedule an update if necessary.
1301 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
1303 * doc/install.texi (Binaries): Remove broken link to
1304 Sinix/Reliant Unix binaries.
1306 2005-08-03 Richard Henderson <rth@redhat.com>
1309 * function.c (stack_protect_epilogue): Export.
1310 * tree.h (stack_protect_epilogue): Declare.
1311 * calls.c (expand_call): Call it.
1313 2005-08-03 Eric Christopher <echristo@apple.com>
1315 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
1316 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
1319 2005-08-04 Jan Hubicka <jh@suse.cz>
1321 * profile.c (branch_prob): Split edges with goto locus on them
1322 to get proper line counts.
1323 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
1325 2005-08-03 Paul Brook <paul@codesourcery.com>
1327 * function.c (assign_parms): Round current_function_args_size
1328 to PARM_BOUNDARY, not STACK_BOUNDARY.
1330 2005-08-03 Geoffrey Keating <geoffk@apple.com>
1332 * config/i386/i386.c (x86_elf_aligned_common)
1333 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
1335 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
1337 PR tree-optimization/23157
1338 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
1339 before emitting them.
1341 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1343 PR tree-optimization/19899
1344 * Makefile.in (tree-scalar-evolution.o): Add real.h.
1345 * tree-scalar-evolution.c: Include real.h.
1346 (add_to_evolution): Build constant -1 of correct type.
1348 2005-08-03 Jan Hubicka <jh@suse.cz>
1350 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
1351 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
1352 profile updating for complette unrolling.
1353 * loop-unroll.c (peel_loop_completely): Use it.
1354 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
1355 (tree_unroll_loops_completely): Disable code growing unrolling of cold
1358 2005-08-03 Paul Brook <paul@codesourcery.com>
1360 * combine.c (can_change_dest_mode): New function.
1361 (try_combine, simplify_set): Use it.
1363 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
1365 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
1368 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
1370 * doc/install.texi (Specific): Adjust link to openavr.org.
1371 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
1372 (Binaries): Adjust HP-UX Porting Center link.
1373 (Binaries): Adjust Free Software Foundation ordering link.
1375 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
1377 * convert.c (convert_to_integer): Use fold_build1 instead of
1378 build1 when converting an integer to an integer.
1380 2005-08-02 Richard Henderson <rth@redhat.com>
1382 * combine.c (combine_instructions): Don't use reg_equal/equiv
1383 results if the mode doesn't match.
1385 2005-08-02 Mark Mitchell <mark@codesourcery.com>
1387 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
1388 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
1390 2005-08-02 Richard Henderson <rth@redhat.com>
1393 * explow.c (memory_address): Remove special-case for
1394 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
1396 2005-08-02 Diego Novillo <dnovillo@redhat.com>
1399 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
1400 number of calls to cleanup_tree_cfg_1.
1402 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
1404 * doc/invoke.texi: document file extensions .F90 and .F95
1406 2005-08-02 Richard Guenther <rguenther@suse.de>
1408 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
1409 positive if its first argument is positive.
1411 2005-08-02 Richard Guenther <rguenther@suse.de>
1413 PR tree-optimization/23177
1414 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
1417 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
1419 PR tree-optimization/23129
1420 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
1421 varying for divisions with anti-ranges.
1423 2005-08-02 Jan Hubicka <jh@suse.cz>
1425 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
1426 * tree-ssa-threadupdate.c (thread_block): Add it here.
1428 2005-08-01 James E Wilson <wilson@specifix.com>
1430 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
1431 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
1432 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
1434 * config/mips/predicates.md (const_call_insn_operand): Add check for
1435 SYMBOL_REF_LONG_CALL_P.
1436 * doc/extend.texi (long_call): Document the new attribute.
1438 2005-08-01 Ian Lance Taylor <ian@airs.com>
1439 Richard Henderson <rth@redhat.com>
1441 * Makefile.in (RTL_BASE_H): Add real.h.
1442 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
1444 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
1446 * rtl.c (rtl_check_failed_code_mode): New.
1447 * rtl.h (struct rtx_def): Add u.rv.
1448 (XCMWINT, XCNMPRV): New.
1449 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
1450 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
1452 2005-08-01 Richard Henderson <rth@redhat.com>
1454 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
1455 with auto-inc codes.
1457 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
1459 2005-08-01 Jan Hubicka <jh@suse.cz>
1461 * i386-protos.h (asm_preferred_eh_data_format): Declare.
1462 * i386.c: Include dwarf2.h
1463 (asm_preferred_eh_data_format): New.
1464 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
1466 2005-08-01 Ian Lance Taylor <ian@airs.com>
1468 * config/host-linux.c (linux_gt_pch_get_address): Add new name
1469 randomize_va_space for virtual address randomization control.
1471 2005-08-01 Steven Bosscher <stevenb@suse.de>
1473 * common.opt (flag_ipa_cp): Put in right place to maintain
1476 2005-08-01 Jan Hubicka <jh@suse.cz>
1478 * profile.c (compute_value_histograms): Fix thinko.
1479 * value-prof.c: Include toplev.h
1480 (check_counter): New function.
1481 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
1482 tree_mod_subtract_transform): Add sanity check.
1484 2005-08-01 Richard Guenther <rguenther@suse.de>
1486 PR tree-optimization/23133
1487 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
1488 current functions parameter decls to find defs to cse
1491 2005-08-01 Richard Guenther <rguenther@suse.de>
1493 PR tree-optimization/23109
1494 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
1495 If trapping math is in effect, use post-dominator information
1496 to check if we'd in any case reach a trapping point before
1497 doing the reciprocal insertion.
1498 (execute_cse_reciprocals): Compute post-dominators, if necessary.
1499 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
1500 expressions are invariant only if trapping math is not in effect.
1502 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
1504 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
1505 cgraph_function_versioning): New declarations.
1506 * cgraphunit.c: Add include to ipa-prop.h.
1507 (update_call_expr, cgraph_copy_node_for_versioning,
1508 cgraph_function_versioning): New functions.
1509 * integrate.c (copy_decl_for_inlining): Remove.
1510 * ipa-prop.h (ipa_replace_map): New struct.
1511 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
1512 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
1513 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
1514 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
1515 ipcp_iterate_stage, ipcp_method_scale_print,
1516 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
1517 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
1518 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
1519 ipcp_update_bb_counts, ipcp_update_profiling,
1520 ipcp_update_edges_counts): New functions.
1521 (ipcp_method_cval_init): Remove restriction regarding local methods.
1522 (ipcp_init_stage): Add ipcp_method_compute_scale.
1523 (ipcp_insert_stage): Add versioning.
1524 (ipcp_structures_print): Add ipcp_method_scale_print.
1525 (ipcp_driver): Dump profiling info.
1526 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
1527 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
1528 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
1529 (struct inline_data): Add versioning_p, ipa_info, new fields.
1530 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
1531 declare_return_variable): Replace calls to copy_decl_for_inlining with
1533 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
1535 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
1536 Add argument VERSIONING.
1537 (copy_arguments_for_versioning, copy_static_chain,
1538 function_versionable_p, tree_versionable_function_p,
1539 tree_function_versioning, replace_ref_tree): New functions.
1540 * tree-inline.h: Include varray.h.
1541 (tree_versionable_function_p, tree_function_versioning,
1542 tree copy_decl_for_dup): New declarations.
1544 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
1546 * ipa-cp.c: New file. Contains IPCP specific functionality.
1547 * ipa-prop.h: New file. Contains structures/definitions that can be
1548 used by several interprocedural data flow optimizations (and also IPCP).
1549 * ipa-prop.c: New file.
1550 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
1551 * common.opt: Add ipa-cp flag.
1552 * timevar.def: Add IPCP optimization.
1553 * tree-optimize.c (init_tree_optimization_passes): Schedule
1555 * tree-pass.h (pass_ipa_cp): Declare.
1557 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
1559 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
1560 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
1561 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
1562 config/i386/i386.c, config/mips/mips.h,
1563 config/rs6000/rs6000.h, config/sh/sh.c,
1564 config/stormy16/stormy16.c: Fix comment typos.
1566 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
1569 * c-typeck.c (build_binary_op): Use common_type wrapper on
1571 (common_type): Update comment.
1573 2005-07-31 Steven Bosscher <stevenb@suse.de>
1576 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
1577 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
1578 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
1580 2005-07-31 Jan Hubicka <jh@suse.cz>
1582 * pretty-print.h (pp_widest_integer): New macro.
1583 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
1586 2005-07-31 Jan Hubicka <jh@suse.cz>
1588 * output.h (enum section_category): Export from varasm.c
1589 (categorize_decl_for_section): Likewise.
1590 * varasm.c (enum section_category): Kill.
1591 (categorize_decl_for_section): Make global.
1592 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
1594 * i386.c (ix86_section_threshold): New static variable.
1595 (ix86_in_large_data_p, ix86_encode_section_info,
1596 x86_64_elf_unique_section,
1597 x86_64_elf_select_section): New functions.
1598 (TARGET_ENCODE_SECTION_INFO): Define
1599 (override_options): Enable medium model for PIC.
1600 (ix86_expand_prologue): Expand gen_set_got_rex64.
1601 (legitimate_constant_p): Handle new UNSPECs.
1602 (legitimate_pic_address_disp_p): Likewise.
1603 (legitimize_pic_address): Lower MEDIUM model addressing.
1604 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
1605 (enum cmodel): Add MEDIUM_PIC.
1606 (SYMBOL_REF_FAR_ADDR_P): New macro.
1607 (SYMBOL_FLAG_FAR_ADDR): New flag.
1608 * i386.md (movdi): Support medium model.
1609 (set_got_rex64): New pattern.
1610 * i386.opt (mlarge-data-threshold): New flag.
1611 * predicates.md (zext_operand/sext_operand): Deal with medium model.
1612 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
1613 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
1614 TARGET_ASM_UNIQUE_SECTION): New.
1616 * invoke.texi (-mlarge_data_threshold): Document
1618 2005-07-31 Jan Hubicka <jh@suse.cz>
1620 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
1621 (coalesce_vars): Likewise.
1622 * tree-ssa-live.c (coalesce_cost): New.
1623 (build_tree_conflict_graph): Use coalesce_cost.
1624 * tree-ssa-live.h (coalesce_cost): Declare.
1626 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
1628 * arm.md (all peepholes for post-increment operations): Delete.
1629 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
1630 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
1631 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
1632 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
1633 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
1635 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
1637 * fold-const.c (tree_expr_nonnegative_p): Always return true for
1640 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
1643 * doc/invoke.texi: Document -rdynamic.
1645 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
1648 * c-parser.c (c_parser_parms_list_declarator): Call
1649 mark_forward_parm_decls.
1650 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
1651 decls with visibility structure.
1653 2005-07-30 Paul Brook <paul@codesourcery.com>
1655 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
1657 2005-07-30 Paul Brook <paul@codesourcery.com>
1659 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
1661 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
1663 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
1665 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
1668 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
1669 nested function declarators.
1670 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
1671 (grokparms): Call warn_if_shadowing for parameters used within the
1673 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
1674 not used within the parameter list.
1675 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
1677 2005-07-30 Jan Hubicka <jh@suse.cz>
1679 * expr.c (expand_expr_real_1): Do not load mem targets into register.
1680 * i386.c (ix86_fixup_binary_operands): Likewise.
1681 (ix86_expand_unary_operator): Likewise.
1682 (ix86_expand_fp_absneg_operator): Likewise.
1683 * optabs.c (expand_vec_cond_expr): Validate dest.
1685 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
1688 * real.c (real_from_string): Also set last bit if there is a
1689 nonzero hex digit beyond GCC's internal precision after ".".
1691 2005-07-29 David Edelsohn <edelsohn@gnu.org>
1693 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
1694 define_constants. Change duplicate values to unassigned numbers.
1695 Change UNSPEC_SUBS to UNSPEC_VSUBS.
1696 (*altivec_vspltsf): New.
1697 (altivec_vperm_v4sf): Delete.
1698 (altivec_vperm_<mode>): Use mode macro V.
1699 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
1700 (altivec_predicate_v4sf): Delete.
1701 (altivec_predicate_<mode>): Use mode macro V.
1702 (*altivec_lvesfx): New.
1703 (*altivec_stvesfx): New.
1704 (vec_realign_load_v4sf): Delete.
1705 (vec_realign_load_<mode>): Use mode macro V.
1706 * config/rs6000/rs6000.c (generate_set_vrsave): Use
1709 2005-07-29 Mark Mitchell <mark@codesourcery.com>
1712 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
1714 * configure: Regenerated.
1716 2005-07-29 Paul Brook <paul@codesourcery.com>
1718 * doc/install.texi: Add link to GFortran binaries wiki page.
1720 2005-07-29 David Ung <davidu@mips.com>
1722 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
1723 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
1724 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
1725 * config/mips/mips.md (cpu): Add 5kf name.
1726 (includes): Includes 5k.md.
1727 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
1728 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
1731 2005-07-29 Diego Novillo <dnovillo@redhat.com>
1734 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
1735 (cleanup_tree_cfg): ... here.
1736 Call cleanup_tree_cfg_1 until there are no more cleanups to
1739 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
1741 * tree-vrp.c (compare_range_with_value): Return true or false
1742 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
1743 EQ_EXPR respectively.
1745 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
1747 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
1750 2005-07-29 Diego Novillo <dnovillo@redhat.com>
1752 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
1753 (tree_ssa_dominator_optimize): Increment it.
1754 (dump_dominator_optimization_stats): Print it.
1756 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
1757 Steven Bosscher <stevenb@suse.de>
1759 PR rtl-optimization/23117
1760 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
1761 when head == tail. Tidy comment.
1763 2005-07-28 Richard Henderson <rth@redhat.com>
1765 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
1766 * cselib.c (rtx_equal_for_cselib_p): Likewise.
1767 * jump.c (rtx_renumbered_equal_p): Likewise.
1768 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
1769 CONST_INT and CONST_DOUBLE.
1770 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
1771 * reload.c (operands_match_p): Special case CONST_INT and
1772 CONST_DOUBLE; check mode earlier.
1774 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
1777 * c-typeck.c (convert_for_assignment): Do not check
1778 DECL_IN_SYSTEM_HEADER on NULL fundecl.
1780 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
1783 * c-typeck.c (composite_type): Prefer constant size arrays to
1786 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
1789 * real.c (real_from_string): Set last bit if there is a nonzero
1790 hex digit beyond GCC's internal precision.
1792 2005-07-28 Richard Henderson <rth@redhat.com>
1795 * cfgcleanup.c (try_forward_edges): Watch out for end of
1798 2005-07-28 James E Wilson <wilson@specifixinc.com>
1801 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
1803 2005-07-28 Jan Hubicka <jh@suse.cz>
1805 * Makefile.in (rtl-profile.o): Kill all traces of it.
1806 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
1807 * coverage.h (rtl_coverage_counter_ref): Kill.
1808 * opts.c (flag_speculative_prefetching_set): Kill.
1809 (flag_loop_optimize_set): New.
1810 (common_handle_option): Disable loop optimizer when profiling;
1811 do not handle speculative prefetching.
1812 * passes.c (init_optimization_passes): Replace pass_profiling combo
1813 by branch_prob pass.
1814 * profile.c (compute_value_histograms): Update for simplified value
1816 (rtl_register_profile_hooks): Kill.
1817 (pass_profiling): Kill.
1818 (rest_of_handle_branch_prob): Do not profile.
1819 * toplev.c (process_options): Remove speculative prefetching.
1820 * toplev.h (flag_tree_based_profiling): Kill.
1821 * tree-profile.c (prepare_instrumented_value,
1822 tree_gen_interval_profiler, tree_gen_pow2_profiler,
1823 tree_gen_one_value_profiler, do_tree_profiling): Update for
1824 simplified datastructures.
1825 * value-prof.c: Add comment that speculative prefetching was dropped;
1826 update rest of file for simplified datastructures.
1827 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
1828 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
1829 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
1830 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
1831 rtl_mod_subtract, gen_speculative_prefetch,
1832 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
1833 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
1834 (gate_handle_value_profile_transformations,
1835 rest_of_handle_value_profile_transformations,
1836 pass_value_profile_transformations): Kill.
1837 * value-prof.h (histogram_value_t): Remove IL based unions.
1838 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
1839 rtl_profile_hooks): Remove hooks.
1841 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
1843 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
1844 (cgraph_clone_node): Likewise.
1845 * cgraph.h (cgraph_clone_edge): Update prototype.
1846 (cgraph_clone_node): Likewise.
1847 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
1849 (lookup_recursive_calls): Consider profile.
1850 (cgraph_decide_recursive_inlining): Fix updating; use new
1851 probability argument; use profile.
1852 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
1853 * tree-inline.c (copy_bb): Update clal of clone_edge.
1854 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
1856 * invoke.texi (min-inline-recursive-probability): Document.
1858 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
1860 * doc/install.texi (Configuration): Update Valgrind homepage.
1862 2005-07-28 Richard Henderson <rth@redhat.com>
1865 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
1866 labels we want to delete.
1867 (cfg_layout_merge_blocks): Likewise.
1869 2005-07-28 Richard Henderson <rth@redhat.com>
1872 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
1873 when expanding to nothing.
1875 2005-07-28 Josh Conner <jconner@apple.com>
1877 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
1878 (cgraph_decide_inlining_of_small_functions): Likewise.
1880 2005-07-28 Josh Conner <jconner@apple.com>
1882 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
1883 direction of badness if negative.
1884 (cgraph_default_inline_p): Add reason to parameters, and assign it
1886 (cgraph_decide_inlining_of_small_functions): New parameter in call
1887 to cgraph_default_inline_p.
1888 (cgraph_decide_inlining_incrementally): Likewise.
1889 * cgraphunit.c (decide_is_function_needed): Likewise.
1890 * cgraph.h (cgraph_default_inline_p): Likewise.
1892 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1894 * builtins.c: Fix comment typo(s).
1895 * genautomata.c: Likewise.
1896 * gimplify.c: Likewise.
1897 * tree-dfa.c: Likewise.
1898 * tree-flow-inline.h: Likewise.
1899 * tree-into-ssa.c: Likewise.
1900 * tree-ssa-alias.c: Likewise.
1901 * tree-ssa-ccp.c: Likewise.
1902 * tree-ssa-copy.c: Likewise.
1903 * tree-ssa-dce.c: Likewise.
1904 * tree-ssa-dom.c: Likewise.
1905 * tree-ssa-operands.c: Likewise.
1906 * tree-tailcall.c: Likewise.
1907 * tree-vectorizer.c: Likewise.
1908 * tree-vrp.c: Likewise.
1911 2005-07-28 Jeff Law <law@redhat.com>
1913 * tree-vrp.c (test_for_singularity): Extracted from ...
1914 (simplify_cond_using_ranges): Attempt to simplify a relational
1915 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
1917 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
1919 PR tree-optimization/22506
1920 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
1921 phis whose argument is constant.
1923 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
1925 PR rtl-optimization/18992
1926 Back out this patch:
1927 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1928 PR optimization/12142
1929 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
1930 uses of the register in the SET_SRC. Remove unnecessary argument.
1932 Replace it with this:
1933 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
1934 if flag_non_call_exceptions is set and the insn may trap, pass
1935 pc_rtx as dest for recursion.
1936 In SET_SRC part of SET case, if dest is already set, pass it down
1939 2005-07-28 Jan Hubicka <jh@suse.cz>
1941 * cfg.c (update_bb_profile_for_threading): Use RDIV.
1942 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
1943 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
1945 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
1946 profile when available.
1948 2005-07-28 Jan Beulich <jbeulich@novell.com>
1950 * config/ia64/ia64.c (ia64_load_pair_ok): New.
1951 (ia64_print_operand): Describe and handle 'X'.
1952 (ia64_register_move_cost): Also handle FP_REGS.
1953 (ia64_preferred_reload_class): Likewise.
1954 (ia64_secondary_reload_class): Likewise.
1955 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
1956 it. Also check for ITANIUM_CLASS_FLDP.
1957 * config/ia64/ia64.h (FP_REGNO_P): New.
1958 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
1959 (reg_class): Add FP_REGS.
1960 (REG_CLASS_NAMES): Adjust for it.
1961 (REG_CLASS_CONTENTS): Likewise.
1962 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
1963 (REG_CLASS_FROM_LETTER): Handle 'x'.
1964 (CLASS_MAX_NREGS): Handle FP_REGS.
1965 (MEMORY_MOVE_COST): Likewise.
1966 * config/ia64/ia64.md (itanium_class): Add fldp.
1967 (type): Handle fldp.
1968 (movti_internal): More allowable operand combinations. Use ldfp8 when
1969 splitting unnecessary. Remove predicable attribute. Adjust
1970 itanium_class attribute.
1971 (smuldi3_highpart): Remove outdated comment.
1972 (mulditi3, umulditi3, rotlti3): New expanders.
1973 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
1974 (absti2): Disabled new insn for future reference.
1975 Respective new splitters.
1976 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
1977 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
1978 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
1980 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
1982 PR rtl-optimization/23047
1983 * simplify-rtx.c (simplify_const_relational_operation): Respect
1984 flag_wrapv for comparisons with ABS.
1986 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
1988 PR tree-optimization/22493
1989 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
1990 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
1992 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
1994 * config/frv/frv.opt (moptimize-membar): New.
1996 * doc/invoke.texi: Document -moptimize-membar and its inverse.
1998 * config/frv/frv.h: Remove machine_function definition.
2000 * config/frv/frv.c (struct frv_io): New.
2001 (struct machine_function): Moved from frv.h. Add has_membar_p.
2002 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
2003 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
2004 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
2005 (frv_optimize_membar_global, frv_optimize_membar): New functions.
2006 (frv_reorg): Call frv_optimize_membar when appropriate.
2007 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
2008 (frv_expand_builtin): Adjust calls accordingly.
2009 (frv_io_address_cookie): New function.
2010 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
2011 load or store rather than a special insn. Add ccnstant address and
2012 io-type operands to the membar.
2013 (frv_ifcvt_modify_tests): Unsign regno.
2014 (frv_ifcvt_modify_tests): Same.
2016 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
2017 UNSPEC_OPTIONAL_MEMBAR constant.
2018 (builtin_read_<mode>): Delete.
2019 (builtin_write_<mode>): Delete.
2020 ("optional_membar_<mode>"): Add operand.
2022 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
2023 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
2024 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
2025 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
2026 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
2027 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
2028 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
2029 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
2030 * testsuite/gcc.target/frv/all-read-write-1.c: New.
2032 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
2034 * df.c (df_uses_record): Handle SCRATCH.
2036 2005-07-28 Steven Bosscher <stevenb@suse.de>
2039 * passes.c (rest_of_decl_compilation): If decl is a type and
2040 we have encountered errors, don't emit debug information.
2042 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
2044 * params.def: Fixed comment.
2046 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
2049 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
2050 (TARGET_ASM_UNALIGNED_HI_OP): Add.
2051 (TARGET_ASM_UNALIGNED_SI_OP): Add.
2053 2005-07-27 Steven Bosscher <stevenb@suse.de>
2056 * varasm.c (assemble_start_function): Don't do anything that may
2057 require a CFG if the current function is a thunk.
2059 2005-07-25 Geoffrey Keating <geoffk@apple.com>
2061 * doc/install.texi (Prerequisites): Mention that perl is needed
2062 to do export control in libstdc++ targetting Darwin.
2064 2005-07-27 Steven Bosscher <stevenb@suse.de>
2066 PR rtl-optimization/17808
2067 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
2068 (sched_insns_conditions_mutex_p): Split out from...
2069 (add_dependence): ...here. But don't call it from here.
2070 (add_dependence_list): Check sched_insns_conditions_mutex_p
2071 before calling add_dependence.
2072 (add_dependence_list_and_free): Likewise.
2073 (fixup_sched_groups): Likewise.
2074 (sched_analyze_1): Likewise.
2075 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
2076 (sched_analyze): Likewise.
2077 (sched_analyze_insn): Likewise.
2078 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
2079 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
2080 dependencies on all COND_EXEC insns to jumps ending basic blocks
2081 when doing intrablock scheduling.
2082 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
2084 2005-07-27 Jeff Law <law@redhat.com>
2086 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
2087 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
2088 equivalency sets, correctly handle the case were vr0 has an
2089 equivalency set, but vr1 does not.
2091 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
2093 PR tree-optimization/23073
2094 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
2095 vect_print_dump_info before fprintf.
2097 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
2099 PR tree-optimize/22348
2100 * tree-ssa-loop-niter.c (number_of_iterations_cond):
2101 Fold the partial computation.
2103 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
2105 PR tree-optimization/22325
2106 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
2108 * tree-scalar-evolution.c (scev_const_prop): Add generic final
2110 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
2111 (force_var_cost): ... this function.
2112 (compute_phi_arg_on_exit): Export.
2114 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
2116 PR tree-optimization/20773
2117 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
2120 2005-07-27 Richard Guenther <rguenther@suse.de>
2122 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
2123 Avoid pushing again if current struct contains only
2124 fields we decomposed.
2126 2005-07-27 Jan Hubicka <jh@suse.cz>
2128 PR tree-optimization/22574
2129 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
2132 * tree-tailcall.c (decrease_profile): New function.
2133 (eliminate_tail_call): Use it.
2135 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
2136 visibility flags correctly in whole program mode.
2138 2005-07-26 Steve Ellcey <sje@cup.hp.com>
2140 PR rtl-optimization/22472
2141 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
2143 2005-07-26 Steven Bosscher <stevenb@suse.de>
2145 PR tree-optimization/22504
2146 * tree-complex.c (expand_complex_addition): Use 'code' instead
2147 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
2149 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
2151 * config.gcc (cpu_type): Add frv case.
2152 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
2153 (supported_defaults): Add fr550 case.
2155 2005-07-26 Diego Novillo <dnovillo@redhat.com>
2158 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
2159 whether a pointer of type T * may point to objects of type T *.
2161 2005-07-26 DJ Delorie <dj@redhat.com>
2163 * configure: Regenerate.
2165 2005-07-26 Dale Johannesen <dalej@apple.com>
2167 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
2169 2005-07-26 Mark Mitchell <mark@codesourcery.com>
2171 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
2172 Clarify use of "build" in name.
2174 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
2176 * doc/extend.texi (Raw read/write Functions): New section.
2177 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
2178 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
2179 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
2180 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
2181 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
2182 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
2183 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
2184 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
2185 * config/frv/frv.c: Add bdesc_loads global.
2186 Add bdesc_stores global.
2187 (frv_init_builtins): Add support for __builtin_{read/write}*.
2188 (frv_volatile_memref): New.
2189 (frv_expand_load_builtin): New.
2190 (frv_expand_store_builtin): New.
2191 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
2192 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
2193 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
2194 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
2195 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
2196 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
2197 (builtin_read_<mode>): New.
2198 (builtin_write_<mode>): New.
2199 (builtin_write64): New.
2200 (optional_membar_<mode>): New.
2202 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
2204 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
2205 (rather than units) against HOST_BITS_PER_WIDE_INT.
2207 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
2209 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
2210 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
2211 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
2212 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
2215 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
2216 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
2217 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
2219 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
2221 2005-07-26 Richard Guenther <rguenther@suse.de>
2223 PR tree-optimization/22486
2224 * fold-const.c (fold_unary): Fold away useless component
2225 references of the form (T *)&T.x, if the address
2228 2005-07-25 James E Wilson <wilson@specifixinc.com>
2230 * dwarf2out.c (add_call_src_coords_attributes): New.
2231 (gen_inlined_subroutine_die): Call it.
2232 (maybe_emit_file, init_file_table): Add comments.
2233 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
2235 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
2236 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
2237 * tree.h (BLOCK_SOURCE_LOCATION): New.
2238 (struct tree_block): New field locus.
2240 2005-07-26 Andreas Schwab <schwab@suse.de>
2242 PR rtl-optimization/23043
2243 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
2244 when allocating a struct unoccr.
2246 2005-07-25 Richard Henderson <rth@redhat.com>
2249 * tree-complex.c (gate_no_optimization): True if errors.
2250 * Makefile.in (tree-complex.o): Update dependencies.
2252 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
2254 * config/frv/predicates.md (integer_register_operand): Use
2257 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
2260 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
2262 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
2264 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
2266 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
2267 types when flag_unsafe_math_optimizations is true.
2269 2005-07-25 Mark Mitchell <mark@codesourcery.com>
2271 * gcc.c (option_map): Add --sysroot.
2272 (process_command): Handle --sysroot.
2273 (display_help): Document it.
2274 * doc/cppopts.tex (-isysroot): Document.
2275 * doc/invoke.texi (--sysroot): Document.
2276 * doc/install.texi (--with-build-sysroot): Document.
2278 * Makefile.in (inhibit_libc): New variable.
2279 (INHIBIT_LIBC_CFLAGS): Likewise.
2280 (LIBGCC2_CFLAGS): Include
2281 $(INHIBIT_LIBC_CFLAGS).
2282 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
2283 ($(T)crtbegin.o): Do not use @inhibit_libc@.
2284 ($(T)crtend.o): Likewise.
2285 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
2286 ($(T)crtendS.o): Likewise.
2287 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
2288 ($(T)crtendT.o): Likewise.
2289 (stmp-fixinc): Do not complain about missing headers if
2291 * configure.ac (inhibit_libc): Set it to true/false.
2292 (--with-build-sysroot): New option. Use it to set
2294 * configure: Regenerated.
2296 2005-07-25 Manfred Hollstein <mh@suse.com>
2298 * calls.c (store_one_arg): Fix unsigned comparison warning.
2300 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
2303 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
2304 (ggc_print_statistics): Initialize variable before use.
2306 2005-07-25 Richard Guenther <rguenther@suse.de>
2308 * tree-dfa.c (mark_new_vars_to_rename): Protect against
2309 calling with a PHI_NODE argument.
2311 * tree-flow-inline.h (overlap_subvar): Protect against
2314 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
2316 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
2317 * configure: Regenerate.
2319 2005-07-25 Ira Rosen <irar@il.ibm.com>
2321 * expr.c (highest_pow2_factor): Make extern.
2322 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
2323 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
2324 record_array_differ_p, array_ptr_differ_p): Likewise.
2325 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
2326 additional cases. Call the above functions.
2327 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
2328 base_object_differ_p when there are two base objects. Otherwise, compare
2329 base address and offset. Call may_alias_p.
2330 (dump_data_reference): Use a correct field name.
2331 (analyze_array): Make static. Initialize new data-ref fields.
2332 (analyze_indirect_ref): New function.
2333 (init_data_ref): Initialize new data-ref fields.
2334 (strip_conversion): Moved from tree-vect-analyze.c.
2335 (analyze_offset_expr, get_ptr_offset, address_analysis,
2336 object_analysis): Likewise.
2337 (analyze_offset): New function.
2338 (create_data_ref): Likewise.
2339 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
2340 dimensions for ARRAY_REFs only.
2341 (build_classic_dist_vector): Make static.
2342 (access_functions_are_affine_or_constant_p): Call macro to get the
2343 address of access functions.
2344 (compute_all_dependences): Add new parameter
2345 compute_self_and_read_read_dependences. Compute self and read-read
2346 dependences if it is true.
2347 (find_data_references_in_loop): Call create_data_ref. Initialize new
2349 (compute_data_dependences_for_loop): Add new parameter
2350 compute_self_and_read_read_dependences. Remove parameter nb_loops,
2351 compute nb_loops. Call compute_all_dependences,
2352 build_classic_dist_vector and build_classic_dir_vector with correct
2354 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
2355 with correct parameters. Compare dimensions for ARRAY_REFs only.
2356 (free_data_refs): Call macro to free access functions.
2357 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
2358 fields from stmt_vinfo.
2359 (struct base_object_info): New structure.
2360 (struct data_reference): Move fields to base_object_info. Add fields
2361 first_location and object_info for above structures. Move fields from
2362 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
2363 aligned_to. Add macros to access the new fields.
2364 Update functions declarations.
2365 * tree-flow.h (is_aliased_with): Declare.
2366 * tree-loop-linear.c (linear_transform_loops): Call
2367 compute_data_dependences_for_loop with correct parameters.
2368 * tree-ssa-alias.c (is_aliased_with): New function.
2369 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
2370 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
2371 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
2372 vect_base_addr_differ_p, compute_subscript_distance and
2373 build_classic_dist_vector. Add printings. Check absolute value of
2375 (vect_analyze_data_ref_dependences): Go through ddrs instead of
2377 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
2378 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
2379 to bytes. Add printing.
2380 (vect_compute_data_refs_alignment): Go through loads and stores in one
2382 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
2383 vect_analyze_data_ref_access): Likewise.
2384 (vect_analyze_pointer_ref_access): Remove.
2385 (vect_address_analysis, vect_object_analysis): Likewise.
2386 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
2387 and analyze data-refs in the loop.
2388 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
2389 fields of data-ref instead of stmt. Add init to the offset from the
2391 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
2392 (vect_update_init_of_dr): Likewise.
2393 (vect_update_inits_of_drs): Go through loads and stores in one loop.
2394 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
2396 (new_loop_vec_info): Initialize new fields.
2397 (destroy_loop_vec_info): Free new fields.
2398 (vect_strip_conversion): Remove.
2399 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
2400 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
2401 datarefs. Add new field ddrs.
2402 Add macros for the new fields access.
2403 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
2404 base_aligned_p, misalignment, memtag, ptr_info and subvars.
2405 Remove their macros.
2406 * tree.h (highest_pow2_factor): Declare.
2408 2005-07-25 Jakub Jelinek <jakub@redhat.com>
2410 * calls.c (store_one_arg): Check for sibling call MEM arguments
2411 from already clobbered incoming argument area.
2413 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2415 * c-common.c (check_missing_format_attribute): New.
2416 * c-common.h (check_missing_format_attribute): Likewise.
2417 * c-typeck.c (convert_for_assignment): Use it.
2419 2005-07-24 Andreas Schwab <schwab@suse.de>
2421 * config/m68k/m68k.md ("extendqidi2"): When source is an address
2422 register use a word move. Correct operand of ext.w in 68000 code.
2424 2005-07-23 Mark Mitchell <mark@codesourcery.com>
2426 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
2427 variables as declarations, rather than definitions.
2429 2005-07-24 Ira Rosen <irar@il.ibm.com>
2431 PR tree-optimization/22526
2432 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
2435 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2437 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
2438 that C99 reserve for future use. Use it to define clog10,
2439 clog10f and clog10l.
2441 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2443 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
2444 * configure.ac: Check for -Wmissing-format-attribute.
2446 * configure: Regenerate.
2448 2005-07-23 Richard Henderson <rth@redhat.com>
2450 PR tree-optimization/22623
2451 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
2453 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
2456 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
2458 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2460 * Makefile.in (C_TREE_H): Update dependencies.
2461 * c-tree.h: Include toplev.h.
2462 * diagnostic.h (diagnostic_set_info): Add format attribute.
2463 * rtl-error.c (diagnostic_for_asm): Likewise.
2465 2005-07-23 Chao-ying Fu <fu@mips.com>
2467 * config/mips/mips-dsp.md: New file.
2468 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
2469 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
2471 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
2472 MIPS_BUILTIN_BPOSGE32.
2473 (mips_expand_builtin_direct): Add one parameter to indicate that
2474 builtin functions need to return a value.
2475 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
2477 (mips_regno_to_class): Add classes for 12 new DSP registers.
2478 (mips_subword): Change to check four HI registers.
2479 (mips_output_move): Output move to and from 6 new DSP accumulators.
2480 (override_options): Make sure -mdsp and -mips16 are not used together.
2481 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
2483 (mips_conditional_register_usage): Disable 6 new DSP accumulators
2485 (print_operand): Add 'q' for printing DSP accumulators.
2486 (mips_cannot_change_mode_class): Check ACC_REGS.
2487 (mips_secondary_reload_class): Check ACC_REGS.
2488 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
2489 (mips_register_move_cost): Check ACC_REGS.
2490 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
2491 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
2492 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
2493 (dsp_bdesc): New array.
2494 (bdesc_arrays): Add DSP builtin function table.
2495 (mips_prepare_builtin_arg): Check predicate again after
2497 (mips_expand_builtin): Add one more parameter to
2498 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
2499 MIPS_BUILTIN_BPOSGE32.
2500 (mips_init_builtins): Initialize new function types.
2501 (mips_expand_builtin_direct): Check if builtin functions need to
2502 return a value and pass operands properly.
2503 (mips_expand_builtin_bposge): New function.
2504 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
2505 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
2506 (FIRST_PSEUDO_REGISTER): Increase to 188.
2507 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
2508 Update for 12 new DSP registers.
2509 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
2510 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
2511 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
2512 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
2513 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
2514 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
2515 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
2516 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
2517 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
2518 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
2519 (REGISTER_NAMES): Add names for 12 new DSP registers.
2520 * config/mips/mips.md: Include mips-dsp.md.
2521 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
2522 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
2523 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
2524 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
2525 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
2526 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
2527 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
2528 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
2529 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
2530 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
2531 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
2532 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
2533 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
2534 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
2535 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
2536 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
2537 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
2538 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
2539 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
2540 (UNSPEC_RDDSP): New constants.
2541 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
2542 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
2544 * config/mips/mips.opt (-mdsp): New option.
2545 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
2546 (reg_imm10_operand): New predicates.
2547 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
2548 * doc/invoke.texi (-mdsp): Document new option.
2550 2005-07-22 DJ Delorie <dj@redhat.com>
2552 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
2554 * tree-inline.c (inlinable_function_p): Likewise.
2556 2005-07-22 Mark Mitchell <mark@codesourcery.com>
2559 * toplev.c (check_global_declarations): Do not mark undefined
2560 variables as DECL_IGNORED_P.
2561 * varasm.c (first_global_object_name): GTY it.
2562 (weak_global_object_name): Likewise.
2563 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
2564 a string to go into {weak,first}_global_object_name.
2566 2005-07-22 DJ Delorie <dj@redhat.com>
2568 * c-format.c (check_function_format): Change warning control
2569 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
2571 2005-07-22 Diego Novillo <dnovillo@redhat.com>
2573 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
2574 &PTR->FLD a dereference of PTR.
2575 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
2576 a potential dereference of PTR.
2578 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
2580 PR rtl-optimization/20370
2581 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
2582 call allocate_reg_info if necessary.
2584 PR rtl-optimization/21848
2585 * calls.c (emit_library_call_value_1): For const functions, add
2586 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
2588 PR rtl-optimization/22445
2589 * cselib.c (target.h): Include.
2590 (rtx_equal_for_cselib_p): Allow commutative matches.
2591 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
2592 Remove MODE parameter. Changed all callers.
2594 PR rtl-optimization/22258
2595 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
2597 (try_combine): Use likely_spilled_retval_p.
2599 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
2601 * config.gcc: Add crx-elf support.
2603 * doc/contrib.texi: Mention crx.
2604 * doc/extend.texi: Document crx extensions.
2605 * doc/install.texi: Document crx install.
2606 * doc/invoke.texi: Document crx options.
2607 * doc/md.texi: Document crx constraints.
2609 * config/crx/crx-protos.h: New file.
2610 * config/crx/crx.c: New file.
2611 * config/crx/crx.h: New file.
2612 * config/crx/crx.md: New file.
2613 * config/crx/crx.opt: New file.
2614 * config/crx/t-crx: New file.
2616 2005-07-22 Manfred Hollstein <mh@suse.com>
2618 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
2620 (int_add_graph_edge): Likewise.
2621 (collapse_nodes): Likewise.
2622 (process_unification_queue): Likewise.
2624 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2625 Laurent GUERBY <laurent@guerby.net>
2627 PR tree-optimization/22336
2628 * function.c (record_block_change): Check for
2629 cfun->ib_boundaries_block.
2631 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
2633 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
2634 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
2636 2005-07-21 DJ Delorie <dj@redhat.com>
2638 * toplev.c (warn_deprecated_use): Add warning control to warning
2640 * c-typeck.c (parser_build_binary_op): Likewise.
2641 (c_finish_if_stmt): Likewise.
2642 * c-common.c (check_function_sentinel): Likewise.
2643 (check_nonnull_arg): Likewise.
2645 2005-07-21 Richard Henderson <rth@redhat.com>
2648 * tree-complex.c (complex_ssa_name_components): New.
2649 (cvc_lookup): Allow entry not found.
2650 (create_components): Remove.
2651 (create_one_component_var, get_component_var): New.
2652 (get_component_ssa_name, set_component_ssa_name): New.
2653 (extract_component): Use get_component_ssa_name.
2654 (update_complex_components): Use set_component_ssa_name.
2655 (update_complex_components_on_edge): Likewise.
2656 (update_phi_components): Create new PHI nodes directly, instead
2657 of adding insns to edges.
2658 (tree_lower_complex): Allocate and free complex_variable_components
2659 and complex_ssa_name_components here.
2661 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
2663 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
2664 revert to returning false.
2666 2005-07-21 Uros Bizjak <uros@kss-loka.si>
2669 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
2671 2005-07-21 Uros Bizjak <uros@kss-loka.si>
2674 * config/i386/i386.md (cmpxf): Change operand constraints
2675 to "nonmemory_operand".
2677 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
2679 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
2681 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
2684 * fold-const.c (fold_build1): Add checksum for the operands.
2685 (fold_build2): Likewise.
2686 (fold_build3): Likewise.
2688 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
2691 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
2693 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
2695 * common.opt (-fforward-propagate): Committed by mistake,
2698 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2700 * reg-stack.c: Fix comment typo(s).
2701 * tree-ssa-operands.c: Likewise.
2702 * tree-vectorizer: Likewise.
2704 2005-07-21 Nick Clifton <nickc@redhat.com>
2706 * config/sh/symbian.c: Replace C++ style line comments with C
2707 style line comments.
2708 (symbian_add_attribute): Do not use a ? operator on the LHS of
2710 (sh_symbian_handle_dll_attribute): Change the type of the
2711 method vector to "VEC(tree,gc)*" and use vector accessor
2712 macros to walk over the elements.
2713 (symbian_export_vtable_and_rtti_p): Likewise.
2714 (symbian_class_needs_attribute_p): Likewise.
2716 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
2719 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
2720 initialize targetm.resolve_overloaded_builtin here.
2721 (altivec_expand_overloaded_builtin): Make it non-static.
2722 * config/rs6000/rs6000-protos.h
2723 (altivec_expand_overloaded_builtin): New prototype.
2724 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
2725 targetm.resolve_overloaded_builtin here.
2726 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
2728 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
2729 Zdenek Dvorak <dvorakz@suse.cz>
2731 PR tree-optimization/19210
2732 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
2734 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
2735 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
2736 rely on unproven assumptions.
2737 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
2738 * tree-flow.h (number_of_iterations_exit): Add final parameter.
2739 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
2740 to number_of_iterations_exit.
2741 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
2742 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
2743 * tree-ssa-loop-niter.c (find_loop_niter,
2744 estimate_numbers_of_iterations_loop): Likewise.
2745 (number_of_iterations_exit): Honor the new options.
2746 * doc/invoke.texi (Wunsafe-loop-optimizations,
2747 funsafe-loop-optimizations): Document them.
2749 2005-07-21 Richard Sandiford <richard@codesourcery.com>
2751 PR rtl-optimization/22167
2752 * gcse.c (hoist_code): Fix hoist_exprs[] check.
2754 2005-07-20 Adam Nemet <anemet@lnxw.com>
2756 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
2757 __do_global_dtors_aux longcall.
2759 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
2761 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
2762 (old_special_pred_table): Don't reference
2763 SPECIAL_MODE_PREDICATES.
2764 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
2765 * config/arc/arc.h: Don't mention PREDICATE_CODES.
2766 * config/sh/predicates.h: Don't mention
2767 SPECIAL_MODE_PREDICATES.
2768 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
2771 2005-07-20 DJ Delorie <dj@redhat.com>
2773 * config.gcc: Add m32c-elf support.
2775 * doc/contrib.texi: Mention m32c.
2776 * doc/extend.texi: Document m32c extensions.
2777 * doc/install.texi: Mention m32c.
2778 * doc/invoke.texi: Document m32c options.
2779 * doc/md.texi: Document m32c constraints.
2781 * config/m32c/addsub.md: New file.
2782 * config/m32c/bitops.md: New file.
2783 * config/m32c/cond.md: New file.
2784 * config/m32c/jump.md: New file.
2785 * config/m32c/m32c-lib1.S: New file.
2786 * config/m32c/m32c-lib2.c: New file.
2787 * config/m32c/m32c-modes.def: New file.
2788 * config/m32c/m32c-pragma.c: New file.
2789 * config/m32c/m32c-protos.h: New file.
2790 * config/m32c/m32c.abi: New file.
2791 * config/m32c/m32c.c: New file.
2792 * config/m32c/m32c.h: New file.
2793 * config/m32c/m32c.md: New file.
2794 * config/m32c/m32c.opt: New file.
2795 * config/m32c/minmax.md: New file.
2796 * config/m32c/mov.md: New file.
2797 * config/m32c/muldiv.md: New file.
2798 * config/m32c/predicates.md: New file.
2799 * config/m32c/prologue.md: New file.
2800 * config/m32c/shift.md: New file.
2801 * config/m32c/t-m32c: New file.
2803 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
2805 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
2806 (stack_protect_set, stack_protect_test): New expanders.
2807 (stack_protect_set_si, stack_protect_set_si_media,
2808 stack_protect_set_di_media, stack_protect_test_si,
2809 stack_protect_test_si_media, stack_protect_test_di_media):
2812 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
2814 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
2816 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
2818 * tree.h (tree_expr_nonzero_p): Export.
2819 * fold-const.c (tree_expr_nonzero_p): Likewise.
2820 Return true for CALL_EXPRs that are alloca calls.
2821 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
2823 * tree-flow.h (expr_computes_nonzero): Remove.
2824 * tree-vrp.c (expr_computes_nonzero): Remove.
2825 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
2826 (extract_range_from_unary_expr): Likewise.
2827 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
2828 tree_expr_nonzero_p.
2830 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
2832 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
2833 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
2834 extra arg "picreg" and use it instead of pic_offset_table_rtx.
2835 All callers changed.
2836 (frame_related_constant_load): New arg "related" which controls
2837 setting of RTX_FRAME_RELATED_P. All callers changed.
2838 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
2839 (bfin_expand_prologue): Add stack limit checking.
2840 * config/bfin/bfin.md (trapifcc): New pattern.
2842 * config/bfin/bfin.c: Include "langhooks.h".
2843 (def_builtin): Go through lang_hooks to call builtin_function.
2845 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
2846 * config/bfin/predicates.md (symbol_ref_operand): New.
2847 (call_insn_operand): Delete. All callers changed to use
2848 register_no_elim_operand.
2849 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
2851 (function_arg): Use it to generate the call's operand 2.
2852 (bfin_longcall_p): New function.
2853 (bfin_expand_call): Extra arg "cookie". All callers and declaration
2854 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
2855 determine if the address needs to be in a REG.
2856 (bfin_handle_longcall_attribute): New function.
2857 (bfin_attribute_table): Add "longcall" and "shortcall".
2858 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
2859 (CUMULATIVE_ARGS): New member call_cookie.
2860 (PREDICATE_CODES): Add symbol_ref_operand.
2861 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
2862 extra USE to the pattern.
2863 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
2864 New patterns, split off call_insn, sibcall_insn, call_value_insn and
2865 sibcall_value_insn; now the new patterns handle direct calls and the
2866 old ones indirect calls.
2867 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
2869 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
2871 * doc/trouble.texi: Update section on handling of empty loops.
2873 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
2875 * config.gcc: Remove support for sparc-*-openbsd*,
2876 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
2878 * config.host: Remove support for i860-*-sysv4* as a host.
2879 * config/i860/*, config/ip2k/*, config/ns32k/*,
2880 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
2881 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
2882 mention obsolete ports.
2884 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
2886 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
2888 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
2889 of frame_pointer_rtx.
2890 (sh_expand_epilogue): Likewise.
2891 (sh_set_return_address): Likewise.
2892 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
2893 instead of FRAME_POINTER_REGNUM if needed. Add elimination
2894 offsets from FRAME_POINTER_REGNUM.
2895 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
2896 (sh_register_names): Add initializer for sfp.
2897 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
2898 (VALID_REGISTER_P): Likewise.
2899 (FIRST_PSEUDO_REGISTER): Update.
2900 (DWARF_FRAME_REGISTERS): Define.
2901 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
2902 (HARD_FRAME_POINTER_REGNUM): Define.
2903 (FRAME_POINTER_REGNUM): Redefine.
2904 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
2905 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
2906 from FRAME_POINTER_REGNUM.
2907 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
2908 FRAME_POINTER_REGNUM.
2909 (REG_CLASS_CONTENTS): Add sfp.
2910 (REG_ALLOC_ORDER): Likewise.
2911 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
2912 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
2913 of frame_pointer_rtx.
2914 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
2916 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
2918 * fold-const.c (tree_expr_nonnegative_p): Only return true for
2919 ABS_EXPR when flag_wrapv is false because of INT_MIN.
2920 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
2922 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
2925 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
2927 Make CONSTRUCTOR use VEC to store initializers.
2928 * c-common.c (complete_array_type): Update to cope with VEC in
2930 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
2931 (pp_c_constructor_elts): New function.
2932 * c-pretty-print.h (pp_c_constructor_elts): Declare.
2933 * c-typeck.c (build_function_call, build_c_cast, digest_init,
2934 struct constructor_stack, struct initializer_stack,
2935 constructor_elements, push_init_level, pop_init_level,
2936 add_pending_init, find_init_member, output_init_element): Update to
2937 cope with VEC in CONSTRUCTOR_ELTS.
2938 * coverage.c (build_fn_info_value, build_ctr_info_value,
2939 build_gcov_info): Likewise.
2940 * expr.c (categorize_ctor_elements_1, store_constructor,
2941 expand_expr_real_1): Likewise.
2942 * fold-const.c (fold_ternary): Likewise.
2943 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
2944 gimplify_init_constructor, gimplify_expr): Likewise.
2945 * tree-dump.c (dequeue_and_dump): Likewise.
2946 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
2948 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
2950 * tree-sra.c (generate_element_init_1): Likewise.
2951 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
2952 * tree-ssa-operands.c (get_expr_operands): Likewise.
2953 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
2954 * tree-vect-transform.c (vect_get_vec_def_for_operand):
2955 (get_initial_def_for_reduction): Likewise.
2956 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
2957 value handle in annotations.
2958 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
2959 tree_node_structure): Add support for constr_kind.
2960 (build_vector_from_ctor, build_constructor_single,
2961 build_constructor_from_list): New functions.
2962 (build_constructor): Update to take a VEC instead of a TREE_LIST.
2963 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
2964 Update to cope with VEC in CONSTRUCTOR_ELTS.
2965 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
2966 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
2967 CONSTRUCTOR_APPEND_ELT): New macros.
2968 (struct constructor_elt, struct tree_constructor): New data types.
2969 (union tree_node): Add tree_constructor field.
2970 * treestruct.def: Define TS_CONSTRUCTOR.
2971 * varasm.c (const_hash_1, compare_constant, copy_constant,
2972 compute_reloc_for_constant, output_addressed_constants,
2973 initializer_constant_valid_p, output_constant,
2974 array_size_for_constructor, output_constructor): Update to cope with
2975 VEC in CONSTRUCTOR_ELTS.
2976 * vec.h (VEC_empty, VEC_copy): New macros.
2978 2005-07-19 Devang Patel <dpatel@apple.com>
2980 * dbxout.c (dbxout_type): Check Objective-C++ lang.
2982 2005-07-19 Richard Henderson <rth@redhat.com>
2985 * gimplify.c (gimplify_expr): Use main variant type for the temp
2986 destination for a discarded volatile read.
2987 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
2988 casts between non-void types that change volatility.
2990 2005-07-15 DJ Delorie <dj@redhat.com>
2992 * toplev.h: Add comment about the first parameter for warning().
2993 * errors.h: Likewise.
2995 * c.opt (Wpragmas): New.
2996 * doc/invoke.texi: Document it.
2998 * function.c (do_warn_unused_parameter): Add warning control to
3000 * c-decl.c (warn_if_shadowing): Likewise.
3001 * c-lex.c (cb_def_pragma): Likewise.
3002 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
3003 (pop_alignment): Likewise.
3004 (handle_pragma_pack): Likewise.
3005 (apply_pragma_weak): Likewise.
3006 (handle_pragma_weak): Likewise.
3007 (handle_pragma_redefine_extname): Likewise.
3008 (add_to_renaming_pragma_list): Likewise.
3009 (handle_pragma_extern_prefix): Likewise.
3010 (maybe_apply_renaming_pragma): Likewise.
3011 (handle_pragma_visibility): Likewise.
3013 * config/c4x/c4x-c.c (BAD): Likewise.
3014 (c4x_parse_pragma): Likewise.
3015 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
3016 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
3017 (rs6000_pragma_longcall): Likewise.
3018 * config/v850/v850-c.c (pop_data_area): Likewise.
3019 (ghs_pragma_section): Likewise.
3020 (ghs_pragma_section): Likewise.
3021 (ghs_pragma_interrupt): Likewise.
3022 (ghs_pragma_starttda): Likewise.
3023 (ghs_pragma_startsda): Likewise.
3024 (ghs_pragma_startzda): Likewise.
3025 (ghs_pragma_endtda): Likewise.
3026 (ghs_pragma_endsda): Likewise.
3027 (ghs_pragma_endzda): Likewise.
3029 2005-07-19 Danny Berlin <dberlin@dberlin.org>
3030 Kenneth Zadeck <zadeck@naturalbridge.com>
3032 * Makefile.in: Removed tree-promote-statics.c
3033 * tree-promote-statics.c: Removed.
3034 * common.opt: Removed flag-promote-statics.
3036 * passes.c: Removed tree-promote-statics pass.
3037 * tree-pass.h: Ditto.
3038 * timevar.def: Removed TV_PROMOTE_STATICS.
3041 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
3043 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
3045 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
3047 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3050 * c-common.c (check_function_arguments): Call
3051 'check_function_format' if either -Wformat or
3052 -Wmissing-format-attribute are specified.
3053 * c-format.c (check_function_format): Check -Wformat before
3054 calling 'check_format_info'.
3055 * c-opts.c (c_common_post_options): Don't warn for
3056 -Wmissing-format-attribute without -Wformat.
3057 * c-typeck.c (convert_for_assignment): Detect additional cases for
3058 -Wmissing-format-attribute.
3059 * doc/invoke.texi (-Wmissing-format-attribute): Document new
3062 2005-07-19 Richard Guenther <rguenther@suse.de>
3064 * config/i386/i386.md (lrint<mode>2): Use temporary
3065 instead of clobbering non-existent memory.
3067 2005-07-19 Nick Clifton <nickc@redhat.com>
3069 * config/avr/avr.c (legitimate_address_p): Fix debugging print
3070 statement to avoid displaying ASCII control characters.
3072 2005-07-19 Ben Elliston <bje@au.ibm.com>
3074 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
3075 * cfganal.c (find_edge_index): Ditto.
3076 * combine.c (combine_instructions): Ditto.
3077 * ddg.c (create_scc): Ditto.
3078 (find_successors): Ditto.
3079 (find_predecessors): Ditto.
3080 (find_nodes_on_paths): Ditto.
3081 (longest_simple_path): Ditto.
3082 * flow.c (update_life_info): Ditto.
3083 (count_or_remove_death_notes): Ditto.
3084 (clear_log_links): Ditto.
3085 * modulo-sched.c (generate_reg_moves): Ditto.
3086 (find_max_asap): Ditto.
3087 (find_max_hv_min_mob): Ditto.
3088 (find_max_dv_min_mob): Ditto.
3089 * sbitmap.c (sbitmap_first_set_bit): Ditto.
3090 * sched-rgn.c (extract_edgelst): Ditto.
3091 * tree-into-ssa.c (prepare_names_to_update): Ditto.
3092 (dump_update_ssa): Ditto.
3093 (ssa_names_to_replace) Ditto.
3094 (switch_virtuals_to_full_rewrite): Ditto.
3095 (update_ssa): Ditto.
3096 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
3098 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
3100 Fix PR tree-optimization/22483
3102 * tree-complex.c (create_components): Use
3103 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
3104 * tree-flow-inline.h (fill_referenced_var_vec): New function.
3105 * tree-flow.h (safe_referenced_var_iterator): New structure.
3106 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
3107 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
3108 safe_referenced_var iterator.
3109 (add_type_alias): Ditto.
3111 2005-07-19 Steven Bosscher <stevenb@suse.de>
3113 * loop-init.c (rest_of_handle_loop2): Remove.
3114 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
3115 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
3116 (pass_rtl_loop_init, pass_rtl_loop_done,
3117 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
3118 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
3119 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
3120 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
3121 pass_tree_loop_done, and pass_tree_unswitch.
3122 (gate_loop): Rename to gate_tree_loop.
3123 * passes.c (init_optimization_passes): Update for renamed tree
3124 loop passes. Add the new loop2 passes as subpasses of loop2.
3125 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
3126 Update for the renamed tree loop passes.
3128 2005-07-18 Ian Lance Taylor <ian@airs.com>
3131 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
3132 blocks when optimizing.
3134 2005-07-18 Steve Ellcey <sje@cup.hp.com>
3136 * common.opt (frename-registers): Initialize to 2.
3138 (fgcse-after-reload): Ditto.
3139 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
3140 (process_options): Only change flag_web, flag_rename_registers,
3141 and flag_rerun_cse_after_loop if not explicitly set by user.
3143 2005-07-18 Jan Beulich <jbeulich@novell.com>
3145 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
3146 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
3147 in 64-bit mode the same as DImode in 32-bit mode.
3148 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
3149 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
3150 mode. Add new mode parameter.
3151 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
3152 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
3153 x86_64_shift_adj): New expanders.
3154 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
3155 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
3157 Respective new splitters. Use renamed shift splitter helpers in 32-bit
3158 DImode shift splitters.
3159 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
3160 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
3163 2005-07-18 Jan Beulich <jbeulich@novell.com>
3165 * i386.md (movdi_extzv_1): New.
3166 (zero_extendhidi2): Combine alternatives and never force use of
3168 (zero_extendqidi2): Likewise. Don't restrict input selection.
3170 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
3172 Fix PR tree-optimization/22531
3173 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
3176 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
3178 * tree-promote-statics.c (pass_promote_statics): Change dump file
3181 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
3183 * tree-optimize.c (init_tree_optimization_passes): Add
3184 pass_eliminate_useless_stores pass.
3185 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
3186 * tree-ssa-pre.c (is_copy_stmt): New function.
3187 (follow_copies_till_vuse): Ditto.
3188 (do_eustores): Ditto.
3189 (gate_eustores): Ditto.
3191 2005-07-16 Richard Henderson <rth@redhat.com>
3193 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
3195 2005-07-16 Danny Berlin <dberlin@dberlin.org>
3196 Kenneth Zadeck <zadeck@naturalbridge.com>
3198 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
3199 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
3200 ipa-type-escape.h, tree-promote-statics.c
3201 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
3202 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
3203 tree-promote-statics.c: new files.
3204 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
3205 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
3206 int nonlocal_set_p, mark_constant_function): Deleted.
3207 (rest_of_handle_cfg): Removed call to mark_constant_function.
3208 (nonoverlapping_component_refs_p): Added calls to support
3209 type based aliasing.
3210 * tree-ssa-alias.c (may_alias_p,
3211 compute_flow_insensitive_aliasing): Ditto.
3212 * calls.c (flags_from_decl_or_type): Removed reference to
3214 * c-typeck.c (convert_arguments): Make builtins tolerant of having
3215 too many arguments. This is necessary for Spec 2000.
3216 * cgraph.h (const_function, pure_function): Removed.
3217 * common.opt: Added "fipa-pure-const", "fipa-reference",
3218 "fipa-type-escape", and "ftree-promote-static".
3220 * passes.c: Added ipa and tree-promote-statics passes.
3221 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
3222 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
3223 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
3224 * tree-flow.h: Added exposed sra calls and addition of
3225 reference_vars_info field for FUNCTION_DECLS.
3226 * tree-pass.h: Added passes.
3227 * tree-sra.c: (sra_init_cache): New function.
3228 (sra_insert_before, sra_insert_after) Made public.
3229 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
3231 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
3232 aliasing. (may_alias_p): Added code to use type escape analysis to
3234 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
3235 code to prune clobbers of static variables based on information
3236 produced in ipa-reference pass. Changed call clobbering so that
3237 statics are not marked as clobbered if the call does not clobber
3240 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
3242 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
3245 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
3247 * doc/install.texi (*-*-solaris2*): Document recommended version
3248 of GNU binutils and mention GNU linker problem on Solaris 10.
3250 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
3253 * c-decl.c (c_build_bitfield_integer_type): New function.
3254 (finish_struct): Call it.
3255 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
3257 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3259 * c-typeck.c (digest_init): Call 'convert_for_assignment'
3262 2005-07-16 Jan Hubicka <jh@suse.cz>
3264 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
3265 (scale_bbs_frequencies_int): Watch roundoff errors.
3266 * predict.c (return_prediction): Initialize return_stmt.
3268 2005-07-16 Jan Hubicka <jh@suse.cz>
3270 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
3271 after RTL profiling.
3273 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
3276 * fold-const.c (build_range_check): Convert high/low to etype
3277 if we are only comparing against exp.
3279 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
3281 Fix PR tree-optimization/22376
3282 * tree-ssa-structalias.c (build_constraint_graph): We really meant
3284 (need_to_solve): New function.
3285 (compute_points_to_sets): Use it.
3287 2005-07-15 Jan Hubicka <jh@suse.cz>
3289 * cfg.c (update_bb_profile_for_threading): More diagnostic.
3290 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
3292 2005-07-15 Richard Guenther <rguenther@suse.de>
3294 * c-common.c (handle_flatten_attribute): New function.
3295 Add flatten function attribute.
3296 * doc/extend.texi: Document flatten function attribute.
3297 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
3298 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
3300 (cgraph_decide_inlining): Handle functions with flatten
3303 2005-07-14 David Edelsohn <edelsohn@gnu.org>
3305 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
3306 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
3307 UNSPEC_XCHG, UNSPEC_AND): New.
3308 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
3309 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
3310 * config/rs6000/sync.md (FETCHOP): New code macro.
3311 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
3313 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
3314 (sync_compare_and_swap<mode>): Same.
3315 (sync_lock_test_and_set<mode>): Same.
3316 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
3317 for QImode and HImode, and not PPC405.
3318 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
3319 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
3320 (sync_<fetchop>{si,di}_internal): New.
3321 (sync_nand{si,di}_internal): New.
3322 (sync_old_<fetchop>{si,di}_internal): New.
3323 (sync_old_nand{si,di}_internal): New
3324 (sync_new_<fetchop>{si,di}_internal): New.
3325 (sync_new_nand{si,di}_internal): New.
3326 (atomic_and{si,di}): New.
3327 (sync_new_nand{si,di}_internal): New.
3328 (atomic_and{si,di}): New.
3329 (sync_add<mode>_internal): Delete.
3330 (sync_addshort_internal): Use unspec instead of unspec_volatile.
3331 (sync_sub<mode>_internal): Delte.
3332 (sync_subshort_internal): New.
3333 (sync_andsi_internal): Use unspec instead of unspec_volatile.
3334 (sync_anddi_internal): Delete.
3335 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
3336 (sync_booldi_internal): Delete.
3337 (sync_boolc<mode>_internal): Delete.
3338 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
3339 (sync_boolc<mode>_internal2): Delete.
3340 (sync_boolcc<mode>_internal): Delete.
3341 (isync, lwsync): Use unspec instead of unspec_volatile.
3342 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
3343 Revert UNSPEC_VOLATILE.
3344 (rs6000_split_atomic_op): New.
3345 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
3347 2005-07-14 Eric Christopher <echristo@redhat.com>
3349 * config/mips/mips.c (mips_canonicalize_comparison): Cast
3350 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
3352 2005-07-14 Eric Christopher <echristo@redhat.com>
3354 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
3356 2005-07-14 Steven Bosscher <stevenb@suse.de>
3358 PR tree-optimization/22230
3359 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
3360 the computation of the four cross productions for "range op range".
3362 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
3363 Ulrich Weigand <uweigand@de.ibm.com>
3366 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
3369 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
3371 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
3373 2005-07-14 Steve Ellcey <sje@cup.hp.com>
3375 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
3377 2005-07-14 Richard Guenther <rguenther@suse.de>
3380 * config/i386/i386-protos.h (ix86_function_value): Change
3381 prototype to match new target hook.
3382 * config/i386/i386.c (ix86_value_regno): Change prototype
3383 to take extra type argument.
3384 (TARGET_FUNCTION_VALUE): Define.
3385 (ix86_function_ok_for_sibcall): Pass extra argument to
3386 ix86_value_regno, check return slot rtx for exact match.
3387 (ix86_function_value): Take extra parameter. Dispatch to
3388 ix86_value_regno with fndecl/fntype as provided.
3389 (ix86_value_regno): Handle extra type argument.
3390 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
3392 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
3393 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
3394 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
3395 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
3396 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
3398 2005-07-14 Richard Guenther <rguenther@suse.de>
3400 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
3401 * calls.c (expand_call): Pass fntype to hard_function_value.
3402 (emit_library_call_value_1): Likewise.
3403 * explow.c: Include target.h.
3404 (hard_function_value): Take extra argument, the fntype.
3405 Use new target hook for function_value.
3406 * expr.h (hard_function_value): Change prototype.
3407 * function.c (aggregate_value_p): Pass 0 as fntype to
3408 hard_function_value.
3409 (assign_parms): Use new target hook for function_value.
3410 Pass 0 as fntype to hard_function_value.
3411 (expand_function_end): Likewise.
3412 * reg-stack.c: Include target.h.
3413 (stack_result): Use new target hook for function_value.
3414 * target-def.h: New target hook function_value.
3415 * target.h: Likewise.
3416 * targhooks.c (default_function_value): New function.
3417 * targhooks.h (default_function_value): Declare.
3419 2005-07-13 Ian Lance Taylor <ian@airs.com>
3421 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
3423 2005-07-14 Jan Hubicka <jh@suse.cz>
3425 * tree-dfa.c (dump_variable): Use default_def function.
3426 * tree-ssa-alias.c (dump_points_to_info): Likewise.
3427 * tree-ssa.c (verify_use): Likewise.
3428 * tree-ssanames.c (release_ssa_name): Likewise.
3429 * tree-tailcall.c (eliminate_tail_call): Likewise.
3430 (tree_optimize_tail_calls_1): Likewise.
3431 * tree-vrp.c (get_value_range): Likewise.
3433 2005-07-14 Ben Elliston <bje@au.ibm.com>
3435 * gcc.c (main): Compare language[0] with '*' when iterating over
3438 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
3440 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
3441 "s390_emit_compare". Add handling of CCZ1mode.
3442 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
3443 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
3445 (s390_branch_condition_mask): Add CCZ1mode handling.
3446 * config/s390/s390.md: ("seq", "*seq"): New pattern.
3447 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
3448 Use CCZ1mode instead of CCZmode.
3449 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
3451 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
3453 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
3455 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
3457 2005-07-13 Eric Christopher <echristo@redhat.com>
3459 * config/mips/mips.c (mips_canonicalize_comparison): New.
3460 (mips_emit_int_relational): Use.
3462 2005-07-13 Eric Christopher <echristo@redhat.com>
3464 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
3466 * config/s390/s390.md: Include tpf.md. Move tpf specific
3468 * config/s390/tpf.md: To here.
3469 * config/s390/s390.opt: Move tpf specific options...
3470 * config/s390/tpf.opt: to here. Add mmain option.
3471 * config/s390/tpf-unwind.h: Remove unnecessary defines.
3472 * config/s390/tpf.h: Rewrite.
3474 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
3476 * doc/tm.texi: Remove @xref{Cross-profiling}.
3478 2005-07-13 Jeff Law <law@redhat.com>
3480 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
3481 expressions, test their _DECL operands for pointer equality rather
3482 than using operand_equal_p.
3484 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
3486 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
3487 (TARGET_POSIX_IO): This.
3488 * config/darwin.h: Likewise.
3489 * config/freebsd.h: Likewise.
3490 * config/linux.h: Likewise.
3491 * config/lynx.h: Likewise.
3492 * config/netbsd.h: Likewise.
3493 * config/rs6000/linux64.h: Likewise.
3494 * config/rs6000/linux.h: Likewise.
3495 * config/s390/tpf.h: Likewise.
3496 * config/sh/embed-elf.h: Likewise.
3497 * config/sparc/linux64.h: Likewise.
3498 * config/sparc/linux.h: Likewise.
3499 * config/svr4.h: Likewise.
3500 * gcov-io.h: Likewise.
3502 * doc/tm.texi: Updated.
3504 * libgcov.c (create_file_directory): Defined only if
3505 TARGET_POSIX_IO is defined.
3506 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
3509 2005-07-13 Jan Hubicka <jh@suse.cz>
3511 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
3513 2005-07-13 David Edelsohn <edelsohn@gnu.org>
3515 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
3516 structure as argument.
3518 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
3520 PR tree-optimization/21921
3521 * tree-iterator.c (tsi_link_before): Support the case when
3522 tsi_end_p (tsi) == true.
3524 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
3526 PR tree-optimization/22442
3527 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
3530 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
3532 PR rtl-optimization/20376
3533 * toplev.c (process_options): Enable -fweb and -frename-registers when
3535 * doc/invoke.texi: Update the information about when -fweb and
3536 -frename-registers are enabled.
3538 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
3541 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
3542 if *rhs_p is not a SSA_NAME.
3544 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
3546 Fix PR tree-optimization/22422
3547 * tree-ssa-structalias.c (struct variable_info): Add flag for
3549 (get_varinfo): Now a static function.
3550 (new_varinfo): init has_union and is_special_var to false.
3551 (solution_set_add): Check has_union.
3552 (do_da_constraint): Move temporary variable so it gets reset
3554 Also check for special variable.
3555 (do_ds_constraint): Ditto.
3556 (do_sd_constraint): Ditto.
3557 (do_structure_copy): Check for special variable.
3558 (find_func_aliases): Ditto.
3559 (init_base_vars): Set special vars properly.
3561 2005-07-13 Jan Hubicka <jh@suse.cz>
3563 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
3566 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
3567 (get_expr_operands): Fix thinko wrt flags and subvars.
3569 PR tree-optimize/22379
3570 * tree-inline.c (expand_call_inline): Do not output sorry in early
3573 2005-07-12 Dale Johannesen <dalej@apple.com>
3575 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
3577 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
3580 * host-linux.h: Include limits.h.
3582 2005-07-12 Dale Johannesen <dalej@apple.com>
3584 * expr.c (compress_float_constant): Add cost check.
3585 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
3587 2005-07-12 Dale Johannesen <dalej@apple.com>
3589 * gcc.target/i386/compress-float-sse.c: New.
3590 * gcc.target/i386/compress-float-sse-pic.c: New.
3591 * gcc.target/i386/compress-float-387.c: New.
3592 * gcc.target/i386/compress-float-387-pic.c: New.
3593 * gcc.dg/compress-float-ppc.c: New.
3594 * gcc.dg/compress-float-ppc-pic.c: New.
3596 2005-07-12 Eric Christopher <echristo@redhat.com>
3598 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
3600 * config/s390/s390.md: Include tpf.md. Move tpf specific
3602 * config/s390/tpf.md: To here.
3603 * config/s390/s390.opt: Move tpf specific options...
3604 * config/s390/tpf.opt: to here. Add mmain option.
3605 * config/s390/tpf-unwind.h: Remove unnecessary defines.
3606 * config/s390/tpf.h: Rewrite.
3608 2005-07-12 Eric Christopher <echristo@redhat.com>
3610 * gcc.c (struct infile): Update comment for language.
3611 (main): Rewrite input file resetting code.
3613 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
3616 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
3617 requiring a cast in a non RHS of modify_expr. Add a cast when required.
3618 (lookup_avail_expr): Use constant_boolean_node instead
3619 of boolean_false_node/boolean_true_node.
3621 2005-07-12 Ben Elliston <bje@au.ibm.com>
3623 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
3624 and use it when printing num_edges.
3626 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
3628 * doc/extend.texi (Blackfin Built-in Functions): New section.
3629 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
3632 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
3634 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
3635 s/cmpstrsi/cmpstrnsi
3636 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
3638 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
3639 (init_optabs): Initialize cmpstrn_optab.
3640 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
3641 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
3642 * expr.c: (enum insn_code cmpstrn_optab): Declare.
3643 * config/i386/i386.md: s/cmpstr/cmpstrn
3644 * config/c4x/c4x.md: s/cmpstr/cmpstrn
3645 * doc/md.texi: Update documentation.
3647 2005-07-11 Richard Henderson <rth@redhat.com>
3649 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
3650 build_va_arg_indirect_ref.
3651 (alpha_gimplify_va_arg): Likewise.
3652 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
3653 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
3654 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
3655 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
3656 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
3657 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
3659 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
3661 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
3663 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
3664 * passes.c (init_optimization_passes): Add pass_empty_loop.
3665 * tree-pass.h (pass_empty_loop): Declare.
3666 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
3667 try_remove_empty_loop, remove_empty_loops): New functions.
3668 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
3669 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
3671 2005-07-12 Peter Barada <peter@the-baradas.com>
3675 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
3676 in address registers.
3677 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
3678 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
3679 alternative of addsi3_5200.
3681 2005-07-11 Ian Lance Taylor <ian@airs.com>
3683 * config/mips/mips.md (ffs<mode>2): Remove.
3685 2005-07-11 Ian Lance Taylor <ian@airs.com>
3687 * doc/tree-ssa.texi (Cleanups): Improve description of
3689 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
3691 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
3693 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
3694 * tree.h (DECL_ARGUMENT_FLD): New macro.
3696 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
3698 Fix PR tree-optimization/22404
3700 * tree-ssa-structalias.c (create_variable_info_for): Use
3703 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
3705 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
3706 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
3707 for second comparison operand.
3708 * config/bfin/predicates.md (reg_or_const_int_operand): New.
3710 * config/bfin/bfin.md (define_attr "type"): Add "sync".
3711 (define_insn_reservation "alu"): Likewise.
3712 (csync, ssync): Now of type sync.
3713 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
3714 -mcsync-anomaly -mspecld-anomaly.
3715 * config/bfin/bfin.opt (mcsync): Remove.
3716 (mcsync-anomaly, mspecld-anomaly): Add.
3717 * config/bfin/bfin.c: Include "insn-codes.h".
3718 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
3719 (TARGET_DEFAULT_TARGET_FLAGS): New.
3720 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
3722 2005-07-11 Steven Bosscher <stevenb@suse.de>
3724 * basic-block.h: Give the BB flags enum a name, bb_flags.
3725 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
3726 * cfgcleanup.c (enum bb_flags): Remove here.
3727 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
3728 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
3729 (update_forwarder_flag): Likewise.
3730 (thread_jump): Likewise.
3731 (try_forward_edges): Likewise.
3732 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
3733 forwarder flags. Don't clear bb->aux for all basic blocks. Only
3734 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
3736 2005-07-11 Richard Guenther <rguenther@suse.de>
3738 * config/i386/i386.opt: New target option -msseregparm.
3739 * config/i386/i386.c (override_options): Error out for
3740 -msseregparm but no SSE support.
3741 (ix86_function_sseregparm): Check for global sseregparm.
3742 * doc/invoke.texi: Document -msseregparm.
3744 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3746 * config.gcc (m32r-*-linux*): Use the default extra_parts.
3747 (m32rle-*-linux*): Ditto.
3749 2005-07-11 Jakub Jelinek <jakub@redhat.com>
3751 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
3752 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
3755 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3759 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
3760 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
3762 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
3764 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
3765 (varmap): Heapify varmap.
3766 (constraints): Heapify constraints.
3767 (struct constraint_graph): Heapify succs and preds.
3768 (constraint_vec_find): Update for heapification.
3769 (constraint_set_union): Ditto.
3770 (insert_into_complex): Ditto.
3771 (constraint_edge_vec_find): Ditto.
3772 (erase_graph_self_edge): Ditto.
3773 (add_graph_edge): Ditto.
3774 (get_graph_weights): Ditto.
3775 (merge_graph_nodes): Ditto.
3776 (build_constraint_graph): Ditto.
3777 (topo_visit): Ditto.
3778 (solve_graph): Ditto.
3779 (create_variable_info_for): Ditto.
3780 (init_base_vars): Ditto.
3781 (delete_points_to_sets): Free graph, varmap, and complex constraints.
3782 (condese_varmap_nodes): Free complex vector.
3783 (clear_edges_for_node): Clear succs and preds vector.
3785 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
3787 * tree-ssa-structalias.c (update_alias_info): Change counting of
3788 references to not include vdefs.
3790 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
3792 * tree-ssa-alias.c (free_used_part_map): Add missing free.
3795 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3797 * pa.c (pa_commutative_p): Make PLUS commutative when
3798 TARGET_NO_SPACE_REGS is true.
3800 2005-07-09 Diego Novillo <dnovillo@redhat.com>
3802 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
3803 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
3804 * tree-dfa.c (dump_subvars_for): New.
3805 (debug_subvars_for): New.
3806 (dump_variable): Show subvariables if VAR has them.
3807 * tree-flow-inline.h (get_subvar_at): New.
3808 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
3809 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
3811 (struct subvar): Change fields offset and size to unsigned
3813 (dump_subvars_for): Declare.
3814 (debug_subvars_for): Declare.
3815 (get_subvar_at): Declare.
3816 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
3817 to unsigned HOST_WIDE_INT *.
3818 (overlap_subvar): Likewise.
3819 * tree-gimple.c (is_gimple_reg): Always return false for
3820 SFTs and memory tags.
3821 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
3823 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
3824 (compute_may_aliases): Call compute_points_to_sets.
3825 (collect_points_to_info_for): Remove.
3826 (compute_points_to_and_addr_escape): Remove.
3827 (delete_alias_info): Call delete_points_to_sets.
3828 (compute_flow_sensitive_aliasing): If the call to
3829 find_what_p_points_to returns false, call set_pt_anything.
3830 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
3831 (set_pt_anything): Clear pi->pt_vars.
3832 (set_pt_malloc): Remove.
3833 (merge_pointed_to_info): Remove.
3834 (add_pointed_to_expr): Remove.
3835 (add_pointed_to_var): Remove.
3836 (collect_points_to_info_r): Remove.
3837 (is_escape_site): Make extern.
3839 (create_overlap_variables_for): Call it.
3840 * tree-ssa-copy.c (merge_alias_info): Never merge
3841 flow-sensitive alias information.
3842 * tree-ssa-operands.c (get_expr_operands): Adjust variables
3843 offset and size to be unsigned HOST_WIDE_INT.
3844 (add_to_addressable_set): Rename from note_addressable.
3845 Set TREE_ADDRESSABLE as the variables are added to the set.
3847 (add_stmt_operand): Do not try to micro-optimize unmodifiable
3848 operands into VUSEs when adding V_MAY_DEFs for members in an
3850 * tree-ssa-operands.h (add_to_addressable_set): Declare.
3851 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
3852 (struct variable_info): Add bitfield is_heap_var.
3853 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
3854 (new_var_info): Initialize is_heap_var.
3855 (get_constraint_for): Add HEAP variables to the symbol table.
3856 Mark them with is_heap_var.
3857 (update_alias_info): New. Taken mostly from the old
3858 compute_points_to_and_addr_escape.
3859 (handle_ptr_arith): New.
3860 (find_func_aliases): Call update_alias_info.
3861 Call handle_ptr_info for tcc_binary expressions.
3862 Call mark_stmt_modified.
3863 (create_variable_info_for): If DECL has subvars, do not create
3864 variables for its subvars. Always add all the fields.
3865 (set_uids_in_ptset): If the solution includes ANYOFFSET and
3866 SFTs, then add all the SFTs of the structure.
3867 If VI->DECL is an aggregate with subvariables, add the SFT at
3869 (find_what_p_points_to): If VI is an artificial variable,
3870 translate to bitfields in SSA_NAME_PTR_INFO.
3871 If the solution is empty, set pi->pt_vars to NULL
3872 (init_base_vars): Create ANYOFFSET.
3873 (compute_points_to_sets): Rename from create_alias_vars.
3875 (pass_build_pta): Remove.
3876 (delete_points_to_sets): Rename from delete_alias_vars.
3877 (pass_del_pta): Remove.
3878 * tree-ssa-structalias.h (struct alias_info): Move from
3880 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
3881 NUM_REFERENCES_SET): Likewise.
3882 (compute_points_to_sets, delete_points_to_sets): Declare.
3884 2005-07-09 Richard Henderson <rth@redhat.com>
3886 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
3887 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
3888 alpha_split_lock_test_and_set_12): New functions.
3889 * config/alpha/alpha-protos.h: Update.
3890 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
3891 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
3892 * config/alpha/sync.md (I12MODE): New.
3893 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
3894 (sync_<fetchop_name><I48MODE>): Likewise.
3895 (sync_nand<I48MODE>): Likewise.
3896 (sync_old_<fetchop_name><I48MODE>): Likewise.
3897 (sync_new_<fetchop_name><I48MODE>): Likewise.
3898 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
3899 (sync_compare_and_swap<I48MODE>): Likewise.
3900 (sync_lock_test_and_set<I48MODE>): Likewise.
3901 (sync_compare_and_swap<I12MODE>): New.
3902 (sync_compare_and_swap<I12MODE>_1): New.
3903 (sync_lock_test_and_set<I12MODE>): New.
3904 (sync_lock_test_and_set<I12MODE>_1): New.
3906 2005-07-09 Diego Novillo <dnovillo@redhat.com>
3910 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
3912 2005-07-09 Jakub Jelinek <jakub@redhat.com>
3914 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
3915 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
3917 2005-07-09 Richard SAndiford <richard@codesourcery.com>
3920 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
3922 2005-07-08 David Edelsohn <edelsohn@gnu.org>
3924 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
3925 memory_operand constraint.
3926 (store_conditional_<mode>): Same.
3927 (sync_compare_and_swap<mode>): Same.
3928 (sync_lock_test_and_set<mode>): Same.
3930 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
3932 Rewrite PIC support to more closely model actual instructions.
3933 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
3934 (cris_symbol): Remove prototypes for removed functions.
3935 (cris_pic_symbol_type_of, cris_valid_pic_const)
3936 (cris_expand_pic_call_address): Prototypes for new functions.
3937 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
3939 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
3941 <case ':'>: Add case for new punctuation character.
3942 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
3943 emitting (extra) PIC modifier.
3944 <case UNSPEC>: Do not assert for PLT.
3945 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
3946 (cris_expand_prologue, cris_expand_epilogue): Check
3947 for pic_offset_table_rtx usage instead of taking
3948 current_function_uses_pic_offset_table as the final word.
3949 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
3950 Remove flag_pic difference.
3951 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
3952 the moral equivalents of...
3953 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
3955 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
3956 (cris_handle_option): Mark ARG as unused.
3957 (cris_expand_pic_call_address): New worker function for "call",
3959 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
3960 output PIC constructs here.
3961 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
3962 as symbol-specific modifers, not whole or part of operands.
3963 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
3964 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
3965 constants and flag_pic.
3966 (CONSTANT_INDEX_P): Adjust for new functions.
3967 (enum cris_pic_symbol_type): New helper type.
3968 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
3969 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
3970 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
3972 ("movsi"): Emit actual instructions for GOT and relative access.
3973 ("*movsi_got_load"): New pattern to set up the register holding
3975 ("*movsi_internal"): Operand 1 is not a plain general_operand.
3976 Adjust FIXME for 'S'.
3977 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
3978 Use "movs" for -fpic cases.
3979 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
3980 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
3981 ("call", "call_value"): Just call cris_expand_pic_call_address for
3983 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
3984 Remove special pattern.
3985 ("*expanded_call_side", "*expanded_call_value_side"): New
3987 (gotplt-to-plt, gotplt-to-plt-side-call)
3988 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
3990 * config/cris/cris/predicates.md
3991 ("cris_general_operand_or_gotless_symbol"): Remove unused
3993 ("cris_general_operand_or_symbol"): Adjust for new functions.
3995 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
3997 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
3999 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
4001 * Makefile.in (TREE_H): Add treestruct.def.
4002 (c-decl.o): Add pointer-set.h
4003 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
4004 visibility on regular DECL's.
4005 (merge_decls): Fix the copying of decl nodes of various types for
4006 the new structures. Don't update RTL, section name, weak status,
4007 etc, on DECL's without RTL.
4008 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
4009 Don't check volatile on non-variable types.
4010 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
4011 to check whether we have seen arguments.
4012 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
4013 flag is checked before field (flag is common, field is not).
4014 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
4015 TS_DECL_COMMON could have an origin.
4016 (add_location_or_const_value_attribute): Don't check section name
4017 on non-var/function decls.
4018 (dwarf2out_var_location): Reverse order of tests.
4019 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
4020 with DECL_WRTL_CHECK.
4021 * expmed.c (make_tree): rtl is now in decl_with_rtl.
4022 * fold-const.c (fold_binary): Don't check weakness on
4023 non-var/function decls.
4024 (tree_expr_nonzero_p): Ditto.
4025 (fold_checksum_tree): Use tree_decl_extra as sizeof
4027 * ggc-page.c (extra_order_size_table): Add sizes for
4028 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
4030 * gimplify.c (gimplify_bind_expr): Only set
4031 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
4032 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
4034 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
4035 * langhooks.h (init_ts). New langhook.
4036 * passes.c (rest_of_decl_compilation): Reverse order of tests.
4037 * print-tree.c (print_node): Update to only print fields that
4038 exist in the structures the passed decl has.
4039 * toplev.c (wrapup_global_declarations): Don't reset
4040 DECL_DEFER_OUTPUT on DECL's that don't contain it.
4041 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
4042 * tree-inline.c (remap_decl): Ditto.
4043 * tree-outof-ssa.c (create_temp): Reverse order of tests.
4044 * tree-pretty-print.c (print_declaration): Don't print
4045 DECL_REGISTER on things that don't contain it.
4046 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
4047 non-var/function decls.
4048 * tree.c (tree_contains_struct): New structure.
4049 (init_priority_for_decl): New hashtable.
4050 (tree_int_map): New structure.
4051 (tree_int_map_eq): New function.
4052 (tree_int_map_marked_p): Ditto.
4053 (tree_int_map_hash): Ditto.
4054 (tree_map): Move to tree.h.
4055 (tree_map_eq): Externalize.
4056 (tree_map_hash): Ditto.
4057 (tree_map_marked_p): Ditto.
4058 (init_ttree): Set up tree_contains_struct and call langhook.
4059 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
4060 (tree_code_size): Update for new structures.
4061 (tree_node_structure): Update for new structures.
4062 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
4064 (copy_node_stat): Copy init priority.
4065 (build_decl_stat): Ditto for visibility.
4066 (ts_enum_names): New.
4067 (tree_contains_struct_check_failed): New function.
4068 (decl_init_priority_lookup): Ditto.
4069 (decl_init_priority_insert): Ditto.
4070 * treestruct.def: New file.
4071 * tree.h (CODE_CONTAINS_STRUCT): New macro.
4072 (CONTAINS_STRUCT_CHECK): Ditto.
4073 (tree_contains_struct_check_failed): New prototype.
4074 (DECL_CHECK): Removed.
4075 (DECL_MINIMAL_CHECK): New.
4076 (DECL_COMMON_CHECK): Ditto.
4077 (DECL_WRTL_CHECK): Ditto.
4078 (DECL_NON_COMMON_CHECK): Ditto.
4079 (DECL_WITH_VIS_CHECK): Ditto.
4080 (VAR_OR_FUNCTION_DECL_P): Ditto
4081 (struct tree_decl_minimal): New structure.
4082 (struct tree_decl_common): Ditto.
4083 (struct tree_decl_with_rtl): Ditto.
4084 (struct tree_decl_with_vis): Ditto.
4085 (struct tree_decl_non_common): Ditto.
4086 (struct tree_field_decl): Ditto.
4087 (struct tree_parm_decl): Ditto.
4088 (struct tree_var_decl): Ditto.
4089 (struct tree_function_decl): Ditto.
4090 (struct tree_const_decl): Ditto.
4091 (struct tree_result_decl): Ditto.
4092 (union tree_node): Add new structures.
4093 * var-tracking.c (track_expr_p): Reverse order of tests.
4095 * doc/c-tree.texi: Add documentation on DECL node internal structure.
4097 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
4099 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
4100 * system.h: Poison FINALIZE_PIC.
4101 * doc/tm.texi (FINALIZE_PIC): Remove.
4103 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
4106 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
4107 to the correct type if we have a MODIFY_EXPR.
4109 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
4111 PR tree-optimization/22360
4112 * tree.c (upper_bound_in_type): Fix calculations for casting
4113 to a non-wider signed type and casting a signed value to a
4114 wider unsigned type.
4115 (lower_bound_in_type): Fix calculations for casting to a
4116 non-wider signed type.
4118 PR tree-optimization/20139
4119 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
4121 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
4122 fold_cond_expr_cond.
4123 * tree-ssanames.c (release_defs): Assert in_ssa_p.
4124 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
4126 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
4129 * tree-complex.c (expand_complex_libcall): Produce
4130 REALPART_EXPR/IMAGPART_EXPR with the correct type.
4132 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
4134 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
4135 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
4136 b" assert and inserted fastpath code for this case.
4137 (bitmap_ior): Removed "a != b" assert.
4139 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4141 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
4142 (ENDFILE_SPEC): Likewise.
4143 * config/m32r/m32r.h (ASM_SPEC): Likewise.
4145 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
4146 a large stack frame at epilogue.
4148 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
4150 * final.c: Include sdbout.h when required.
4152 2005-07-07 Geoffrey Keating <geoffk@apple.com>
4154 * config.gcc (*-*-darwin*): Only one target-specific header file
4156 (powerpc-*-darwin*): Add version-specific header files.
4157 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
4158 * config.in: Regenerate.
4159 * configure: Regenerate.
4160 * gcc.c: Include xregex.h.
4161 (version_compare_spec_function): New.
4162 (spec_function): Add version-compare.
4163 (replace_outfile_spec_function): Reformat comment.
4164 (compare_version_strings): New.
4165 * config/darwin-c.c (version_as_macro): New.
4166 (builtin_define): New.
4167 (darwin_cpp_builtins): New.
4168 * config/darwin-protos.h (darwin_cpp_builtins): New.
4169 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
4170 (LIB_SPEC): Make unconditional, update comment.
4171 (TARGET_C99_FUNCTIONS): Define.
4172 * config/darwin.opt: Sort.
4173 (mmacosx-version-min=): New.
4174 * config/darwin7.h: Delete.
4175 * config/darwin8.h: Delete.
4176 * config/i386/darwin.h (): Call darwin_cpp_builtins.
4177 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
4178 (TARGET_C99_FUNCTIONS): Define.
4179 * config/rs6000/darwin7.h: New.
4180 * config/rs6000/darwin8.h: New.
4181 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
4182 (-mmacosx-version-min): Document.
4184 2005-07-07 Ian Lance Taylor <ian@airs.com>
4186 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
4188 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
4191 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
4193 2005-07-07 Khem Raj <kraj@mvista.com>
4195 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
4196 in bytes, not words.
4198 2005-07-07 Paul Brook <paul@codesourcery.com>
4200 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
4201 DEFAULT_FUNCTION_ARG_PADDING to upward.
4203 2005-07-07 Richard Henderson <rth@redhat.com>
4205 * function.c (locate_and_pad_parm): Record parameter alignment in
4206 stack_alignment_needed.
4208 2005-07-07 David Edelsohn <edelsohn@gnu.org>
4210 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
4211 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
4212 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
4213 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
4214 (define_attr "type"): Add isync, sync, load_l, store_c.
4215 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
4216 Create scratch volatile MEM.
4217 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
4219 (load_locked_<mode>): New.
4220 (store_conditional_<mode>): New.
4221 (sync_compare_and_swap<mode>): Replace with splitter.
4222 (sync_lock_test_and_set<mode>): Replace with splitter.
4223 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
4225 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
4226 is ics. Attribute isync.
4227 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
4229 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
4230 and UNSPECV_SYNC_OP.
4231 (emit_unlikely_jump): New.
4232 (emit_load_locked): New.
4233 (emit_store_conditional): New.
4234 (rs6000_split_compare_and_swap): New.
4235 (rs6000_split_lock_test_and_set): New.
4236 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
4237 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
4238 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
4239 rs6000_split_lock_test_and_set): Declare.
4240 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
4241 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
4242 store_c, isync, sync.
4244 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
4246 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
4247 filenames to gtyp-gen.h.
4248 (s-typ-gen): Use it in place of for loops.
4250 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
4252 * hooks.c (hook_bool_rtx_int_false): New function.
4253 * hooks.h (hook_bool_rtx_int_false): Declare.
4254 * target-def.h (TARGET_COMMUTATIVE_P): Define.
4255 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
4256 * target.h (struct gcc_target): Add commutative_p member.
4257 * targhooks.c (hook_bool_rtx_commutative_p): New function.
4258 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
4259 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
4260 (pa_commutative_p): New function.
4261 * jump.c (target.h): Include.
4262 (rtx_renumbered_equal_p): Use targetm.commutative_p.
4263 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
4265 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
4267 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
4268 (s390_expand_setmem): New.
4269 * config/s390/s390.c: Likewise.
4270 (print_shift_count_operand): Truncate to 12 bits instead of 6.
4272 * config/s390/s390.md: ("setmem<mode>"): Accept character as
4273 general_operand. Call new function "s390_expand_setmem".
4274 ("clrmem_long", "*clrmem_long"): Rewrite to ...
4275 ("setmem_long", "*setmem_long"): ... this.
4277 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
4279 * config/s390/s390.c: (optimization_options): Enable
4280 TARGET_MVCLE at -Os.
4281 * doc/invoke.texi: Document changes in default behaviour.
4282 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
4284 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
4286 * expr.c: (set_storage_via_setmem): Convert opchar to mode
4287 defined by back-end.
4289 2005-07-07 Jakub Jelinek <jakub@redhat.com>
4291 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
4292 all sets in the pattern.
4293 * config/rs6000/rs6000.md (stack_protect_testsi,
4294 stack_protect_testdi): Likewise.
4296 2005-07-06 Jeff Law <law@redhat.com>
4298 * tree-vrp.c (simplify_using_ranges): Kill.
4299 (vrp_finalize): Remove call to simplify_using_ranges.
4300 (simplify_stmt_using_ranges): New function extracted from
4301 simplify_using_ranges.
4302 (simplify_div_or_mod_using_ranges): Likewise.
4303 (simplify_abs_using_ranges): Likewise.
4304 (simplify_cond_using_ranges): New function.
4305 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
4306 * tree-ssa-propagate.c (substitute_and_fold): Call
4307 simplify_stmt_using_ranges if we have range information.
4309 2005-07-06 James E. Wilson <wilson@specifixinc.com>
4311 * config/ia64/ia64.c (ia64_reorg): Check optimize before
4312 ia64_flag_schedule_isns2.
4314 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
4315 reading/writing general registers.
4316 (ia64_function_arg): Revert 2005-06-18 change.
4318 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
4320 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
4321 (legitimize_tls_address): Use gcc_unreachable instead of abort.
4323 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
4325 * function.c (expand_function_end): Revert part of 2005-06-27
4326 patch. Do sjlj_emit_function_exit_after after return_label.
4328 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
4330 * doc/install.texi (--disable-libssp): New.
4332 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
4334 * doc/invoke.texi: Update -fforce-mem documentation.
4335 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
4336 code for -fforce-mem.
4337 * expmed.c: (store_bit_field,store_fixed_bit_field,
4338 extract_bit_field): Ditto.
4339 * expr.c: (convert_move): Ditto.
4340 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
4341 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
4342 emit_conditional_add,expand_float,expand_fix): Ditto.
4343 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
4344 (common_handle_option): Issue warning when -fforce-mem specified.
4346 2005-07-06 Paul Brook <paul@codesourcery.com>
4348 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
4350 * configure: Regenerate.
4352 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
4354 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
4356 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
4358 Fix PR tree-optimization/22319
4359 Fix PR tree-optimization/22140
4360 Fix PR tree-optimization/22310
4362 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
4363 variable sized types.
4364 Use correct type for intermediate structure on *a = *b structure
4367 2005-07-06 Jakub Jelinek <jakub@redhat.com>
4369 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
4371 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
4372 (machine_function): Move typedef to...
4373 * config/rs6000/rs6000.c (machine_function): ... here. Add
4374 varargs_save_offset field.
4375 (rs6000_stack_t): Remove varargs_size field.
4376 (setup_incoming_varargs): Allocate varargs save area using
4377 assign_stack_local, try to make it as small as possible.
4378 Save offset from virtual_stack_vars_rtx to the save area
4379 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
4380 instead of magic 8 when fp word byte size is used.
4381 (rs6000_va_start): Use cfun->machine->varargs_save_offset
4382 instead of -RS6000_VARARGS_SIZE.
4383 (rs6000_stack_info, debug_stack_info,
4384 rs6000_initial_elimination_offset): Remove all traces of
4386 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
4387 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
4388 RS6000_VARARGS_AREA.
4390 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
4392 PR tree-optimization/21963
4393 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
4394 constant_multiple_of in the same way get_computation_cost_at does.
4396 2005-07-06 Jakub Jelinek <jakub@redhat.com>
4398 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
4399 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
4400 (gen_compare_reg): If sparc_compare_emitted is set, clear it
4401 and return its previous value.
4402 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
4403 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
4405 (stack_protect_set, stack_protect_test): New expanders.
4406 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
4407 stack_protect_testdi): New insns.
4408 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
4409 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
4411 2005-07-06 Jeff Law <law@redhat.com>
4413 * tree-ssa-dce.c (cfg_altered): New global.
4414 (tree_dce_init): Initialize cfg_altered.
4415 (remove_dead_stmt): If we remove an edge in the CFG, then set
4417 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
4420 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
4422 * Makefile.in (stamp-collect-ld): Use
4423 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
4424 ./collect-ld if it already exists.
4425 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
4426 Don't remove ./nm if it already exists.
4428 2005-07-05 Devang Patel <dpatel@apple.com>
4430 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
4431 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
4432 * tree-vectorizer.c (vect_loop_location): New.
4433 (vect_print_dump_info): Use vect_loop_location.
4434 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
4435 (vectorize_loops): Set vect_loop_location.
4436 * tree-vect-analyze.c (vect_analyze_offset_expr,
4437 vect_determin_vectorization_factor, vect_analyze_operations,
4438 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
4439 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
4440 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
4441 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
4442 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
4443 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
4444 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
4445 vect_analyze_loop): Adjust vect_print_dump_info API.
4446 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
4447 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
4448 vect_finish_stmt_generation, vectorizable_assignment,
4449 vectorizable_operation, vectorizable_store, vectorizable_load,
4450 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
4451 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
4452 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
4453 vect_transform_loop): Same.
4454 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
4455 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
4458 2005-07-05 Randolph Chung <tausq@debian.org>
4460 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
4461 * configure: Regenerate.
4462 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
4463 (pa_tls_referenced_p): Declare.
4464 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
4465 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
4466 (legitimize_tls_address): New.
4467 (hppa_legitimize_address): Handle TLS addresses.
4468 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
4469 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
4470 (emit_move_sequence): Handle TLS addresses.
4471 (pa_encode_section_info): Call default handler to handle common
4473 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
4474 (CONSTANT_ADDRESS_P): Reject TLS operands.
4475 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
4476 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
4477 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
4478 (UNSPEC_TLSLE): Define new constants.
4479 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
4480 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
4481 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
4482 (tie_symbolic_operand, tle_symbolic_operand): New
4484 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
4486 * aclocal.m4: Update macros for autoconf 2.59 style.
4487 * configure.ac: Likewise.
4489 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4491 * pa.c (function_value): Handle small aggregates on 32-bit targets.
4492 (function_arg): Pass small aggregates in general registers on 32-bit
4494 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
4496 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
4498 * Makefile.in (final.o): Fix dependencies.
4500 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
4504 * langhooks.h (struct lang_hooks): Add expr_to_decl.
4505 * langhooks.c (lhd_expr_to_decl): New.
4506 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
4508 (LANG_HOOKS_INITIALIZER): Update.
4509 * tree.c (recompute_tree_invarant_for_addr_expr): Call
4510 expr_to_decl langhook.
4511 * c-tree.h (c_expr_to_decl): Declare.
4512 * c-typeck.c (c_expr_to_decl): New.
4513 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
4515 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
4517 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
4520 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
4521 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
4523 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
4525 * Makefile.in: Adjust dependencies.
4526 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
4527 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
4528 * alias.c (rest_of_handle_cfg, pass_cfg): New.
4529 * bb-reorder.c (duplicate_computed_gotos): Make it static.
4530 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
4531 rest_of_compilation.
4533 * bb-reorder.c (gate_duplicate_computed_gotos,
4534 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
4535 rest_of_handle_reorder_blocks, pass_reorder_blocks,
4536 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
4537 pass_partition_blocks): New.
4538 * bt-load.c (gate_handle_branch_target_load_optimize,
4539 rest_of_handle_branch_target_load_optimize,
4540 pass_branch_target_load_optimize): New.
4541 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
4543 * cfglayout.c (pass_insn_locators_initialize): New.
4544 * cfgrtl.c (pass_free_cfg): New.
4545 * combine.c (gate_handle_combine, rest_of_handle_combine,
4547 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
4548 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
4549 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
4550 * except.c (pass_set_nothrow_function_flags,
4551 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
4553 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
4554 rest_of_handle_shorten_branches, pass_shorten_branches,
4555 rest_of_clean_state, pass_clean_state): New.
4556 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
4557 rest_of_handle_remove_death_notes, pass_remove_death_notes,
4558 rest_of_handle_life, pass_life, rest_of_handle_flow2,
4560 * function.c (pass_instantiate_virtual_regs, pass_init_function,
4561 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
4562 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
4563 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
4565 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
4566 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
4567 pass_rtl_ifcvt, gate_handle_if_after_combine,
4568 rest_of_handle_if_after_combine, pass_if_after_combine,
4569 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
4570 pass_if_after_reload): New.
4571 * integrate.c (pass_initial_value_sets): New.
4572 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
4573 pass_purge_lineno_notes): New.
4574 * mode-switching.c (rest_of_handle_mode_switching,
4575 pass_mode_switching): New.
4576 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
4577 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
4579 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
4580 pass_loop_optimize): New.
4581 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
4583 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
4585 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
4586 pass_postreload_cse): New.
4587 * profile.c (gate_handle_profiling, pass_profiling,
4588 rest_of_handle_branch_prob, pass_branch_prob): New.
4589 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
4590 pass_split_before_regstack, gate_handle_split_before_regstack,
4591 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
4592 rest_of_handle_split_all_insns, pass_split_all_insns): New.
4593 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
4594 pass_stack_regs): New.
4595 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
4596 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
4597 pass_stack_adjustments): New.
4598 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
4599 pass_regrename): New.
4600 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
4601 pass_delay_slots, gate_handle_machine_reorg,
4602 rest_of_handle_machine_reorg, pass_machine_reorg): New.
4603 * rtl.h (extern void purge_line_number_notes): New.
4604 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
4605 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
4607 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
4609 * value-prof.c (gate_handle_value_profile_transformations,
4610 rest_of_handle_value_profile_transformations,
4611 pass_value_profile_transformations): New.
4612 * var-tracking.c (gate_handle_var_tracking,
4613 pass_variable_tracking): New.
4614 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
4616 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
4617 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
4618 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
4619 rest_of_handle_old_regalloc, rest_of_handle_regrename,
4620 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
4621 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
4622 rest_of_handle_gcse2, rest_of_handle_regmove,
4623 rest_of_handle_tracer, rest_of_handle_if_conversion,
4624 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
4625 rest_of_handle_web, rest_of_handle_branch_prob,
4626 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
4627 rest_of_handle_jump_bypass, rest_of_handle_combine,
4628 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
4629 rest_of_handle_gcse, rest_of_handle_loop_optimize,
4630 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
4631 rest_of_handle_mode_switching, rest_of_handle_jump,
4632 rest_of_handle_eh, rest_of_handle_stack_adjustments,
4633 rest_of_handle_flow2, rest_of_handle_jump2,
4634 rest_of_handle_peephole2, rest_of_handle_postreload,
4635 rest_of_handle_shorten_branches, rest_of_clean_state,
4636 rest_of_compilation): Remove.
4638 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
4639 * passes.c (dump_flags, in_gimple_form, all_passes,
4640 all_ipa_passes, all_lowering_passes, register_one_dump_file,
4641 register_dump_files, next_pass_1, last_verified, execute_todo,
4642 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
4643 from tree-optimize.c.
4644 (init_optimization_passes): Moved from tree-optimize.c,
4645 adding the RTL optimizations.
4646 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
4647 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
4648 all_ipa_passes, all_lowering_passes, register_one_dump_file,
4649 register_dump_files, next_pass_1, last_verified, execute_todo,
4650 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
4651 init_tree_optimization_passes, ipa_passes): Delete.
4652 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
4654 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
4655 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
4657 (ipa_passes): Remove.
4658 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
4659 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
4660 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
4661 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
4662 (dump_info_p, dump_flag): Moved to tree-dump.h.
4664 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
4666 * passes.c (finish_optimization_passes): Use dump_begin
4667 and dump_end, TDI_end.
4668 (gate_rest_of_compilation): New.
4669 (pass_rest_of_compilation): Use it.
4670 (gate_postreload, pass_postreload): New.
4671 * toplev.c (general_init): Rename init_tree_optimization_passes.
4672 * toplev.h (init_tree_optimization_passes): Rename to
4673 init_optimizations_passes.
4674 * tree-dump.c (dump_flag): Make static.
4675 (dump_files): Remove RTL dumps.
4676 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
4677 pass_cleanup_cfg, pass_free_cfg_annotations,
4678 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
4679 pass_init_datastructures, pass_fixup_cfg): Make non-static.
4680 * tree-pretty-print.c: Include tree-pass.h.
4681 * cgraph.c: Include tree-dump.h.
4683 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
4685 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
4686 Only fall back to saying it points to readonly memory if
4689 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4691 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
4692 * config/m32r/m32r.c (m32r_compute_frame_size,
4693 m32r_expand_prologue): Take current_function_profile into
4694 account whenever we reference
4695 current_function_uses_pic_offset_table.
4696 (m32r_finalize_pic): Remove.
4697 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
4699 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
4701 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
4702 instead of $<. Don't remove ./as if it already exists.
4704 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4707 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
4708 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
4709 for complex modes when generating code for PA 1.0.
4710 (VALID_FP_MODE_P): New macro.
4711 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
4712 sets for all general and floating point modes. Align wide floating
4713 point modes to even register boundaries to comply with architectural
4715 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
4716 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
4717 (VALID_FP_MODE_P): New macro.
4718 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
4719 sets for all general and floating point modes. Align wide floating
4720 point modes to even register boundaries to comply with architectural
4723 2005-07-04 Diego Novillo <dnovillo@redhat.com>
4725 * tree-dump.c (dump_files): Initialize dump number for .cgraph
4728 2005-07-04 Diego Novillo <dnovillo@redhat.com>
4730 * tree-ssa-structalias.c: Don't include expr.h.
4732 2005-07-04 Diego Novillo <dnovillo@redhat.com>
4734 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
4737 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
4739 Fix PR tree-optimization/22279
4741 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
4744 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
4746 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
4748 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
4750 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
4751 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
4752 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
4753 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
4754 config/stormy16/stormy16.c, config/v850/v850.c,
4755 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
4756 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
4757 Avoid "." or "\n" at end of diagnostics and capital letters at
4758 start of diagnostics.
4759 * combine.c, cse.c: Don't translate dump file output.
4760 * toplev.c (print_version): Only translate output if going to
4763 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
4765 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
4766 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
4769 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4771 * pa.c (fix_range): Fix typo in comment.
4773 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
4775 * tree-vrp.c (extract_range_from_assert): Replace
4776 fold (build (...)) with fold_build2.
4778 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4780 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
4781 gcc_gfc_char_table, init_dynamic_gfc_info): New.
4782 (format_types_orig, handle_format_attribute): Add support for
4785 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
4787 * varasm.c (assemble_variable): Fix format specifier thinko.
4789 2005-07-03 Ira Rosen <irar@il.ibm.com>
4791 PR tree-optimization/22029 (and 22135)
4792 * tree-pretty-print.c (dump_generic_node): Check that the node is not
4793 a phi node before calling dump_vops.
4795 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
4797 * tree-dump.h (dump_string_field): Declare.
4798 * tree-dump.c: Use it instead of dump_string.
4799 (dump_string_field): Make non-static.
4801 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
4803 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
4804 up the minimal CFG stuff always when optimize > 0. Call
4805 split_all_insns_noflow in PIC case if needed.
4807 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
4808 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
4811 * c-decl.c (c_write_global_declarations): Dump contents of
4813 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
4814 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
4815 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
4816 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
4819 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
4821 * c-common.h (GCC_DIAG_STYLE): Define.
4822 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
4823 version for format checking to 4.1.
4824 * c-format.c: Include toplev.h after c-common.h.
4825 (enum format_type): Add gcc_tdiag_format_type.
4826 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
4827 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
4828 (format_types_orig): Add gcc_tdiag.
4829 (init_dynamic_diag_info): Support gcc_tdiag formats.
4830 (handle_format_attribute): Likewise.
4831 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
4832 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
4833 version for format checking to 4.1.
4834 (warning0, warning, error, pedwarn, sorry): Use
4836 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
4837 (finish_aliases_1): Do not use %qE.
4838 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
4839 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
4840 Correct format bugs.
4841 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
4842 parameter to unsigned HOST_WIDE_INT.
4843 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
4845 2005-07-02 David Edelsohn <edelsohn@gnu.org>
4848 * expr.c (write_complex_part): Use adjust_address for MEM.
4849 (read_complex_part): Same.
4851 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
4853 Fix PR tree-optimization/22280
4855 * tree-sra.c (generate_element_init): Remove useless loop.
4857 2005-07-02 Richard Henderson <rth@redhat.com>
4859 * config/alpha/alpha.c (alpha_legitimize_address): Check for
4861 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
4863 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
4866 * fold-const.c (fold_binary): Handle the return value of
4867 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
4868 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
4870 2005-07-02 Jeff Law <law@redhat.com>
4872 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
4873 a eliminate type conversion which feeds an equality comparison
4874 if the original type or either operand in the comparison is a
4877 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
4879 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
4880 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
4882 * config/avr/avr.c: Do not use '`' as left quote.
4883 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
4884 Remove "." from end of diagnostics. Make diagnostics start with
4887 2005-07-02 Zack Weinberg <zack@codesourcery.com>
4888 Joseph S. Myers <joseph@codesourcery.com>
4890 * toplev.c (default_tree_printer): Handle setting location with
4892 * c-objc.common.c (c_tree_printer): Likewise.
4893 * c-format.c (gcc_diag_flag_specs): Add '+'.
4894 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
4895 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
4897 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
4898 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
4899 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
4900 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
4901 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
4902 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
4903 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
4904 format arguments where %J is used without %D.
4906 2005-07-02 Jakub Jelinek <jakub@redhat.com>
4908 * gcc.c (LINK_SSP_SPEC): Define.
4909 (link_ssp_spec): New variable.
4910 (LINK_COMMAND_SPEC): Add %(link_ssp).
4911 (static_specs): Add link_ssp_spec.
4912 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
4913 * configure: Rebuilt.
4914 * config.in: Rebuilt.
4916 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
4917 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
4918 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
4919 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
4920 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
4921 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
4922 -0x7008(2) instead of reading __stack_chk_guard variable.
4923 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
4925 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
4926 (stack_protect_set, stack_protect_test): Use *_tls* patterns
4927 if TARGET_THREAD_SSP_OFFSET is defined.
4928 (stack_tls_protect_set_si, stack_tls_protect_set_di,
4929 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
4932 2005-06-27 Richard Henderson <rth@redhat.com>
4933 * libgcc-std.ver (GCC_4.1.0): New.
4934 * libgcc.h (__stack_chk_guard): Declare.
4935 (__stack_chk_fail, __stack_chk_fail_local): Declare.
4936 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
4937 * mklibgcc.in (lib2funcs): Add them.
4939 2005-07-01 Richard Henderson <rth@redhat.com>
4941 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
4942 void * before struct sigcontext *.
4943 (x86_fallback_frame_state): Likewise.
4945 2005-07-01 James E. Wilson <wilson@specifixinc.com>
4947 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
4949 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
4952 * tree-ssa-reassoc.c (should_transpose): Fix which operand
4953 we check for SSA_NAME for.
4955 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
4957 Fix PR tree-optimization/22071
4959 * tree-ssa-structalias.c (offset_overlaps_with_access): New
4961 (get_constraint_for_component_ref): Use it.
4963 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
4966 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
4967 print out the last new line.
4969 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
4971 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
4972 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
4973 * config/cris/cris.c (cris_conditional_register_usage): Adjust
4974 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
4975 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
4976 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
4977 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
4978 (enum reg_class): New member CC0_REGS.
4979 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
4980 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
4981 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
4982 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
4983 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
4984 Adjust for register now described.
4986 2005-07-01 Jakub Jelinek <jakub@redhat.com>
4989 * config/i386/i386.md (stack_protect_test_si,
4990 stack_protect_test_di): Add earlyclobber for scratch 3.
4991 * config/rs6000/rs6000.md (stack_protect_testsi,
4992 stack_protect_testdi): Add earlyclobber for scratch 3,
4993 remove earlyclobber from scratch 4.
4995 Older entries for 2005 can be found in ChangeLog-2005.