1 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
3 PR tree-optimization/32705
4 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
5 (simplify_binary_expression): Use SSA_VAL consistently.
7 2007-07-13 David Edelsohn <edelsohn@gnu.org>
9 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
10 (SPEFSCR_REGNO): Delete definition.
11 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
12 COUNT_REGISTER_REGNUM -> CTR_REGNO.
13 * config/rs6000/rs6000.h: Do not define *_REGNO.
14 LINK_REGISTER_REGNUM -> LR_REGNO.
15 COUNT_REGISTER_REGNUM -> CTR_REGNO.
16 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
17 COUNT_REGISTER_REGNUM -> CTR_REGNO.
18 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
19 R_VRSAVE, R_VSCR. Use them.
20 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
21 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
22 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
23 * config/rs6000/aix.h: Define R_LR. Use it.
25 2007-07-13 Caroline Tice <ctice@apple.com>
27 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
28 flag_var_tracking is explicitly turned off (i.e. when variable
29 tracking is not feasible); otherwise, turn flag_var_tracking on when
30 flag_var_tracking_uninit is on.
31 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
32 note definitions, to allow recording of initialization status in the
34 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
35 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
36 determine if two note locations are equal.
37 (output_loc_list): Don't output list entries whose start & end labels
39 (reg_loc_descriptor): Add parameter for initialization status; pass it
40 to other loc descriptor functions.
41 (one_reg_loc_descriptor): Add parameter for initialization status;
42 check its value and add DW_OP_GNU_uninit to returned loc descr if
44 (multiple_reg_loc_descriptor): Add parameter for initialization
46 pass init status argument to other loc descriptor functions; check
47 value of intialization parameter and add DW_OP_GNU_uninit to returned
48 loc descr if appropriate.
49 (based_loc_descr): Add parameter for initialization status; add new
50 variable for return value; check value of initialization parameter and
51 add DW_OP_GNU_uninit to returned loc descr if appropriate.
52 (concatn_mem_loc_descriptor): Add parameter for initialization status;
53 pass init status argument to other loc descriptor functions; check
54 value of intialization parameter and add DW_OP_GNU_uninit to returned
55 loc descr if appropriate.
56 (mem_loc_descriptor): Likewise.
57 (concat_loc_descriptor): Likewise.
58 (concatn_loc_descriptor): Likewise.
59 (loc_descriptor): Add parameter for initialization status; pass it as
60 argument to other loc descriptor function calls.
61 (loc_descriptor_from_tree_1): Add appropriate initialization status
62 to loc descriptor function calls.
63 (add_location_or_const_value_attribute): Get initialization status
64 from VAR_LOCATION note; add initialization status to loc descriptor
66 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
67 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
68 status is uninitialized, add "[uninint]" to output.
69 * common.opt (fvar-tracking-uninit): New option, similar to
70 fvar-tracking, to turn on tracking of uninitialized variables; creates
71 a new global flag, flag_var_tracking_uninit.
72 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
73 (enum var_init_status): New type, for var initialization status field.
74 * var-tracking.c (struct location_chain_def): Two new fields, init,
75 for initialization status, and set_src for the assignment value expr.
76 (unshare_variable): New parameter for initialization status;
77 initialize new init and set_src fields.
78 (var_reg_set): New parameters for initialization status and value;
79 pass them to set_variable_part.
80 (var_mem_set): Likewise.
81 (get_init_value): New function.
82 (var_reg_delete_and_set): New initialization status & value
83 parameters; add call to get_init_value if status is unknown; pass new
84 parameters to clobber_variable_part and var_reg_set.
85 (var_mem_delete_and_set): Likewise.
86 (var_reg_delete): Pass null set_src value to clobber_variable_part.
87 (var_mem_delete): Likewise.
88 (variable_union): Pass status to unshare_variable; initialize new init
89 and set_src fields. If flag_var_tracking_uninit is not set, force
90 status to initialized.
91 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
92 used later to get the set_src value.
93 (find_src_status): New function.
94 (find_src_set_src): New function.
95 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
96 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
97 MO_SET, get set_src value and pass it to var_reg_delete_and_set
98 and var_mem_delete_and_set.
99 (dump_variable): Print out "[uninit]" if appropriate.
100 (set_variable_part): Add new initialization and set_src parameters;
101 pass status to unshare_variable; set node->init and node- >set_src
102 fields and modify slot in hash table appropriately; save the init and
103 set_src values if appropriate and assign to the new node.
104 (clobber_variable_part): New set_src parameter; if two nodes have
105 same variable and same location but different set_src (assignment)
106 values, clobber old node.
107 (delete_variable_part): Pass init status to unshare_variable.
108 (emit_note_insn_var_location): Add initialized var; assign var's init
109 status to new 'initialized'; pass new init status field to calls to
110 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
111 status to initialized.
112 (emit_notes_in_bb): Pass initialization status to calls to
113 var_reg_set, var_mem_set, var_reg_delete_and_set and
114 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
115 var_reg_delete_and_set and var_mem_delete_and_set; call
116 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
117 make up for change in add_stores.
118 (vt_add_function_parameters): Add status to calls to
120 * config/darwin.c (darwin_override_options): Turn on uninitialized
121 tracking automatically, if var_tracking is on and the system is
124 2007-07-13 Sa Liu <saliu@de.ibm.com>
126 * config.gcc: Add options for arch and tune on SPU.
127 * config/spu/predicates.md: Add constant operands 0 and 1.
128 * config/spu/spu-builtins.def: Add builtins for double precision
129 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
130 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
132 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
134 * config/spu/spu-protos.h: Add new function prototypes.
135 * config/spu/spu.c (spu_override_options): Check options -march and
137 (spu_comp_icode): Add comparison code for DFmode and vector mode.
138 (spu_emit_branch_or_set): Use the new code for DFmode and vector
140 (spu_const_from_int): New. Create a vector constant from 4 ints.
141 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
142 (spu_emit_vector_compare): New. Emit vector compare.
143 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
144 * config/spu/spu.h: Add options -march and -mtune. Define processor
145 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
146 CANONICALIZE_COMPARISON.
147 * config/spu/spu.md: Add new insns for double precision compare
148 and double precision vector compare. Add vcond and smax/smin patterns
149 to enable DFmode vector conditional expression.
150 * config/spu/spu.opt: Add options -march and -mtune.
151 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
152 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
153 both CELL and CELLEDP targets: spu_testsv.
154 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
157 2007-07-13 Richard Guenther <rguenther@suse.de>
159 PR tree-optimization/32721
160 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
161 TREE_THIS_VOLATILE on the folded reference.
162 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
163 if the array reference has TREE_THIS_VOLATILE set.
165 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
168 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
170 2007-07-13 Andreas Schwab <schwab@suse.de>
172 * gengtype-lex.l: Allow declarations to be indented.
174 2007-07-12 Geoffrey Keating <geoffk@apple.com>
176 * ginclude/tgmath.h: New.
177 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
178 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
179 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
180 * configure: Regenerate.
182 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
184 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
185 correct index when setting register save state for xd
188 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
190 * config/sh/sh.c (mark_use): Remove.
192 2007-07-12 Paul Brook <paul@codesourcery.com>
194 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
195 reg does not overlap return value.
197 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
199 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
200 (set_expression_vuses): Ditto.
201 (init_pre): Initialize expression_vuses.
203 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
205 * config/i386/sse.md (storentdf, storentsf): New.
207 2007-07-12 Geoffrey Keating <geoffk@apple.com>
209 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
211 * tree.c (build_decl_stat): Move code from here...
212 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
213 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
214 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
215 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
216 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
219 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
220 Devang Patel <dpatel@apple.com>
222 PR tree-optimization/25413
223 * targhooks.c (default_builtin_vector_alignment_reachable): New.
224 * targhooks.h (default_builtin_vector_alignment_reachable): New.
225 * tree.h (contains_packed_reference): New.
226 * expr.c (contains_packed_reference): New.
227 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
228 (vect_enhance_data_refs_alignment): Call
229 vector_alignment_reachable_p.
230 * target.h (vector_alignment_reachable): New builtin.
231 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
232 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
233 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
235 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
237 * target.h (builtin_vectorization_cost): Add new target builtin.
238 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
239 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
240 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
241 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
242 uninitialized variables.
243 * tree-vect-transform.c (cost_for_stmt): New function.
244 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
245 using cost 1 for all scalar stmts. Be less conservative when
246 estimating the number of prologue/epulogue iterations. Call
247 targetm.vectorize.builtin_vectorization_cost. Return
248 min_profitable_iters-1.
249 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
250 initialization cost instead of TARG_VEC_STMT_COST. Use
251 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
252 epilogue code. Fix epilogue cost computation.
253 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
254 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
255 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
256 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
257 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
258 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
260 2007-07-12 Richard Guenther <rguenther@suse.de>
262 * gimplify.c (gimplify_conversion): Make sure that the result
263 from maybe_fold_offset_to_reference is trivially convertible
264 to the desired type before doing the simplification.
265 (gimplify_expr): Likewise.
266 * fold-const.c (fold_binary): Use the correct types for
267 building the simplified expression.
269 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
271 PR rtl-optimization/32729
272 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
273 that fallthru to exit.
275 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
277 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
278 (symDTPOFF2reg): Likewise.
280 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
282 PR tree-optimization/32663
284 * tree.h (VALUE_HANDLE_VUSES): Remove.
285 (struct tree_value_handle): Remove vuses.
287 * tree-vn.c (create_value_handle_for_expr): Don't set
290 * tree-ssa-pre.c (expression_vuses): New.
291 (alloc_expression_id): Set up expression_vuses.
292 (get_expression_vuses): New.
293 (set_expression_vuses): Ditto.
294 (clear_expression_ids): Modify for expression_vuses.
295 (phi_translate_1): Ditto.
296 (phi_translate_set): Ditto.
297 (value_dies_in_block_x): Ditto
298 (valid_in_sets): Ditto.
299 (add_to_sets): Ditto.
300 (find_existing_value_expr): Ditto.
301 (create_value_handle_for_expr): Ditto.
302 (make_values_for_stmt): Ditto.
303 (vuse_equiv): Remove.
305 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
307 * Makefile.in (mostlyclean): Remove object files.
309 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
311 * toplev.c (no_new_pseudos): Deleted.
312 * rtl.h (no_new_pseudos): Deleted.
313 * tree-pass.h (pass_no_new_pseudos): Deleted.
314 * passes.c (pass_no_new_pseudos): Deleted.
315 * final.c (rest_of_clean_state): Removed no_new_pseudos.
316 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
317 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
319 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
320 * rtlhooks.c (gen_lowpart_general): Ditto.
321 * optabs.c (prepare_operand): Ditto.
322 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
324 * modulo-sched.c (rest_of_handle_sms): Ditto.
325 * see.c (rest_of_handle_see): Ditto.
326 * ifcvt.c (if_convert): Ditto.
327 (gate_handle_if_after_combine): Replaced no_new_pseudos with
329 * init-regs.c (gate_initialize_regs): Deleted set of
331 * lower-subreg.c (decompose_multiword_subregs): Ditto.
332 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
333 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
335 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
338 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
339 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
340 (*vec_extractv2di_1_rex64): New insn pattern.
342 2007-07-11 David Daney <ddaney@avtrex.com>
344 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
345 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
346 for SIGNAL_UNWIND_RETURN_COLUMN.
347 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
348 (DWARF_FRAME_REGNUM): Rewrite.
349 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
351 2007-07-11 Nick Clifton <nickc@redhat.com>
353 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
354 delta and use gen_int_mode in place of GET_INT instead.
356 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
358 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
361 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
363 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
364 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
366 * params.h (VERIFY_CANONICAL_TYPES): Remove.
367 (USE_CANONICAL_TYPES): New.
368 * doc/invoke.texi (verify-canonical-types): Remove.
369 (use-canonical-types): Add.
371 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
373 * config/spu/spu.c (spu_optimization_options): Remove setting of
374 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
375 (spu_override_options): Move it here.
377 2007-07-11 Richard Sandiford <richard@codesourcery.com>
379 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
380 * config/mips/mips.c (mips_cpu_info_table): Mention
381 MIPS_ISA_LEVEL_SPEC in the comment.
383 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
385 PR tree-optimization/32713
386 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
388 2007-07-11 Paolo Carlini <pcarlini@suse.de>
391 * c-opts.c (c_common_post_options): Do not change flag_complex_method
392 conditional to flag_isoc99.
393 (c_common_init_options): Do it here, unconditionally.
395 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
397 PR tree-optimization/32589
398 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
399 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
400 * tree-ssa-propagate.c (valid_gimple_expression_p): New
401 predicate, extracted from...
402 (set_rhs): ...here. Call it for the expression on entry.
403 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
404 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
405 (simplify_binary_expression): Use valid_gimple_expression_p
406 to validate the simplification.
407 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
409 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
411 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
412 DWARF2_DEBUG on 32 bit target too.
413 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
415 2007-07-11 Nick Clifton <nickc@redhat.com>
417 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
418 version for 64-bit hosts.
420 2007-07-10 David Daney <ddaney@avtrex.com>
422 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
424 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
426 * config/mips/mips.c (mips_expand_synci_loop): New function.
427 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
428 (UNSPEC_RDHWR): Same.
429 (UNSPEC_SYNCI): Same.
431 (clear_cache): New expand.
435 (clear_hazard): Same.
436 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
438 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
439 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
441 2007-07-10 Ian Lance Taylor <iant@google.com>
443 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
446 2007-07-10 David Daney <ddaney@avtrex.com>
448 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
449 * builtins.c (expand_builtin___clear_cache): New function.
450 (expand_builtin): Call expand_builtin___clear_cache for
451 BUILT_IN_CLEAR_CACHE case.
452 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
453 * doc/md.texi (clear_cache): Document new instruction pattern.
454 * testsuite/gcc.dg/builtins-64.c: New test.
456 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
458 * config/cris/cris.md ("movsi"): Fix typo in last change.
460 2007-07-09 Geoffrey Keating <geoffk@apple.com>
463 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
465 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
466 * varasm.c (assemble_start_function): Honor DECL_ALIGN
467 for FUNCTION_DECLs. Don't use align_functions_log if
469 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
470 even for FUNCTION_DECLs.
471 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
473 * tree.h (DECL_ALIGN): Update for new location of 'align'.
474 (DECL_FUNCTION_CODE): Update for new location and name of
476 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
477 (struct tree_decl_common): Move 'align' and 'off_align' out
478 of union, ensure they're still on a 32-bit boundary. Remove
479 other fields in union 'u1'.
480 (struct tree_function_decl): Add field 'function_code' replacing
481 'u1.f' in tree_decl_common.
482 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
483 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
484 (Variable Attributes): Cross-reference 'aligned' attribute
485 to Function Attributes.
486 * flags.h (force_align_functions_log): Delete.
487 * toplev.c (force_align_functions_log): Delete.
489 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
492 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
493 (*vec_concatv2di_rex): New insn pattern.
495 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
498 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
500 2007-07-10 Ian Lance Taylor <iant@google.com>
502 Replace no_new_pseudos in backends.
503 * rtl.h (can_create_pseudo_p): Define.
504 * config/darwin.c (machopic_indirect_data_reference): Use
505 can_create_pseudo_p () instead of no_new_pseudos.
506 (machopic_indirect_data_reference): Likewise.
507 (machopic_legitimize_pic_address): Likewise.
508 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
509 (alpha_emit_set_const_1): Likewise.
510 (alpha_emit_set_const): Likewise.
511 (alpha_emit_conditional_move): Likewise.
512 (alpha_split_conditional_move): Likewise.
513 * config/alpha/alpha.md (various splitters): Likewise.
515 * config/arm/arm.c (legitimize_pic_address): Likewise.
516 (arm_load_pic_register): Likewise.
517 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
518 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
519 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
520 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
521 * config/cris/cris.md (movsi): Likewise.
522 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
523 (symGOTOFF2reg_hilo): Likewise.
524 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
525 * config/h8300/h8300.md (insv, extzv): Likewise.
526 * config/i386/i386.c (ix86_expand_move): Likewise.
527 (ix86_expand_vector_move): Likewise.
528 (ix86_prepare_fp_compare_args): Likewise.
529 (ix86_expand_carry_flag_compare): Likewise.
530 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
531 (tls_dynamic_gnu2_combine_32): Likewise.
532 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
533 * config/ia64/ia64.c (ia64_expand_move): Likewise.
534 (ia64_expand_movxf_movrf): Likewise.
535 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
536 (m32c_split_move): Likewise.
537 (m32c_expand_insv): Likewise.
538 * config/m68k/m68k.md (movsi): Likewise.
539 * config/mips/mips.c (mips_force_temporary): Likewise.
540 (mips_split_symbol): Likewise.
541 (mips_move_integer): Likewise.
542 (mips_legitimize_const_move): Likewise.
543 * config/mn10300/mn10300.md (movsi): Likewise.
544 * config/pa/pa.c (emit_move_sequence): Likewise.
545 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
546 (rs6000_got_register): Likewise.
547 (create_TOC_reference): Likewise.
548 (rs6000_machopic_legitimize_pic_address): Likewise.
549 * config/rs6000/rs6000.md (add<mode>3): Likewise.
550 (various splitters): Likewise.
551 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
552 (movsi_got): Likewise.
553 * config/s390/s390.c (emit_symbolic_move): Likewise.
554 * config/s390/s390.md (movhi, movqi): Likewise.
555 (load_multiple, store_multiple): Likewise.
556 * config/score/score.c (score_force_temporary): Likewise.
557 * config/sh/sh.c (prepare_move_operands): Likewise.
558 (prepare_cbranch_operands): Likewise.
559 (emit_fpu_switch): Likewise.
560 (fpscr_set_from_mem): Likewise.
561 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
562 (adddi3, subsi3): Likewise.
563 (various splitters): Likewise.
564 (divsi_inv_fp_combine): Likewise.
565 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
566 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
568 * config/sh/predicates.md (xor_operand): Likewise.
569 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
570 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
571 (movdi_pic_label_ref): Likewise.
572 * config/spu/spu.c (spu_split_immediate): Likewise.
573 * config/alpha/alpha.md (various splitters): Remove test
574 !no_new_pseudos || reload_completed.
575 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
577 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
578 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
579 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
580 * config/score/score.c (th_output_mi_thunk): Likewise.
581 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
582 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
584 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
586 PR rtl-optimization/32664
587 * mode-switching.c (create_pre_exit): Skip barrier insns.
589 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
591 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
592 force_gimple_operand_bsi.
593 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
594 rewrite_use_compare): Ditto.
595 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
597 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
598 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
599 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
600 * tree-profile.c (prepare_instrumented_value,
601 tree_gen_interval_profiler, tree_gen_pow2_profiler,
602 tree_gen_one_value_profiler, tree_gen_ic_profiler,
603 tree_gen_ic_func_profiler, tree_gen_average_profiler,
604 tree_gen_ior_profiler): Ditto.
605 * tree-ssa-reassoc.c (negate_value): Ditto.
606 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
607 Use force_gimple_operand_bsi.
608 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
609 * tree-if-conv.c (add_to_dst_predicate_list,
610 find_phi_replacement_condition): Ditto.
611 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
612 Call mark_symbols_for_renaming for new statements.
613 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
615 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
617 * cfghooks.c (remove_edge): New function.
618 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
620 * cfghooks.h (remove_edge): Declare.
621 * cfg.c (remove_edge): Renamed to remove_edge_raw.
622 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
624 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
626 * optabs.h: Added declaration for signbit_optab.
627 * optabs.c: (init_optabs): Added initialization for signbit_optab.
628 * genoptinit.c (optabs): Added entry for signbit insns.
629 * builtins.c (expand_builtin_signbit): Added code to use a signbit
631 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
632 * config/s390/s390.md (signbit<mode>2): New expander.
634 2007-07-09 Richard Guenther <rguenther@suse.de>
637 * fold-const.c (fold_plusminus_mult_expr): Move constant
638 arguments second to allow decomposing.
640 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
643 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
645 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
646 Disregard DECL_FROM_INLINE.
648 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
651 * doc/invoke.texi: Add ftree-reassoc flag.
652 * common.opt (ftree-reassoc): New flag.
653 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
654 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
656 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
658 PR tree-optimization/32681
659 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
660 saved in second_edge->aux when first_bb is a loop header.
662 2007-07-09 Jan HUbicka <jh@suse.cz>
664 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
666 2007-07-09 Richard Guenther <rguenther@suse.de>
668 * c-decl.c (start_function): Do not promote return type.
670 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
672 * function.c (do_warn_unused_parameter): Do not warn if
673 TREE_NO_WARNING is set.
675 2007-07-08 Andreas Schwab <schwab@suse.de>
677 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
679 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
682 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
684 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
685 apply to assembly language, too.
686 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
688 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
690 Revert (note the sccvn portions are *not* reverted)
691 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
693 Fix PR tree-optimization/23488
695 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
697 * tree-flow-inline.h (get_value_handle): Ditto.
698 * tree-ssa-pre.c (decl_vh_map): New.
699 (decl_node_pool): New.
700 (can_value_number_operation): Support DECL_P.
701 (can_PRE_operation): Ditto.
702 (create_expression_by_pieces): Ditto.
703 (find_existing_value_expr): Modify to differnetiate between
704 addressing and top level.
705 (create_value_handle_for_expr): Handle DECL's.
706 (poolify_tree): Ditto.
707 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
708 (make_values_for_stmt): Handle DECL's properly.
709 (init_pre): Reorg to not init useless things during FRE.
711 * tree-flow.h: Include pointer-set.h.
712 (decl_vh_map): Declare.
713 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
715 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
717 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
718 the constraint description.
719 * doc/md.texi: Update documentation of AVR constraints.
721 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
723 * auto-inc-dec.c, config/arm/arm.c,
724 config/m32r/constraints.md, config/mips/mips.md,
725 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
726 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
727 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
728 typos. Follow spelling conventions.
729 * doc/invoke.texi, doc/rtl.texi: Fix typos.
731 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
732 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
734 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
735 realloc_vuse): Remove.
736 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
739 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
741 Fix PR tree-optimization/23488
743 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
744 (try_to_simplify): Ditto.
746 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
748 * tree-flow-inline.h (get_value_handle): Ditto.
749 * tree-ssa-pre.c (decl_vh_map): New.
750 (decl_node_pool): New.
751 (can_value_number_operation): Support DECL_P.
752 (can_PRE_operation): Ditto.
753 (create_expression_by_pieces): Ditto.
754 (find_existing_value_expr): Modify to differnetiate between
755 addressing and top level.
756 (create_value_handle_for_expr): Handle DECL's.
757 (poolify_tree): Ditto.
758 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
759 (make_values_for_stmt): Handle DECL's properly.
760 (init_pre): Reorg to not init useless things during FRE.
762 * tree-flow.h: Include pointer-set.h.
763 (decl_vh_map): Declare.
764 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
766 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
768 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
769 apply to assembly language, too.
770 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
772 2007-07-06 Ian Lance Taylor <iant@google.com>
773 Zack Weinberg <zackw@panix.com>
776 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
778 2007-07-06 Richard Sandiford <richard@codesourcery.com>
780 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
781 (prefetch): Likewise if "pref" would be used.
783 2007-07-06 Josh Conner <jconner@apple.com>
787 * calls.c (store_one_arg): Handle arguments which are partially
788 on the stack when detecting argument overlap.
790 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
792 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
793 chosen during find_reloads.
795 2007-07-06 Richard Guenther <rguenther@suse.de>
797 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
798 TYPE_ARG_TYPES for verification of argument types. Use
799 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
800 parameters as variable arguments.
802 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
804 * libgcc2.h (word_type): Type definition removed.
805 (cmp_return_type, shift_count_type): Type definitions added.
806 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
807 replaced with shift_count_type.
808 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
810 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
811 changed from word_type to Wtype.
812 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
813 replaced with shift_count_type.
814 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
816 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
817 and libgcc_shift_count attribute added.
818 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
819 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
820 (TARGET_INITIALIZER): New target hooks added.
821 * targhooks.c (default_libgcc_cmp_return_mode,
822 default_libgcc_shift_count_mode): Default implementations for the new
824 * targhooks.h (default_libgcc_cmp_return_mode,
825 default_libgcc_shift_count_mode): Function prototypes added.
826 * target.h (struct gcc_target): Fields for the new target hooks added.
827 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
829 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
832 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
833 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
835 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
836 s390_libgcc_shift_count_mode): Functions added.
837 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
838 Target hooks defined.
840 2007-07-06 Richard Sandiford <richard@codesourcery.com>
842 * config/mips/mips.c (compute_frame_size): Restore the original
843 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
844 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
845 Document why the difference is needed.
847 2007-07-06 Richard Guenther <rguenther@suse.de>
849 * c-common.c (boolean_increment): Use correctly typed
852 2007-07-06 Richard Sandiford <richard@codesourcery.com>
854 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
855 the topmost argument register is not also included in the save mask.
856 (mips16e_collect_argument_save_p): Take a pointer to the argument
857 register, rather than a pointer to the number of arguments.
858 (mips16e_collect_argument_saves): Only include argument saves
859 that aren't in the register mask.
861 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
863 PR rtl-optimization/32450
864 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
865 to ensure that instructions are not moved into the prologue when
866 profiling is on. Remove unused prologue_end variable.
867 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
868 as a scheduling barrier.
870 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
873 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
874 Disregard DECL_FROM_INLINE.
876 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
878 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
879 IORing with a constant.
881 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
883 PR rtl-optimization/32475
884 * df-scan.c (df_def_record_1): Add a use of the stack pointer
885 for every definition of the stack pointer.
887 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
889 * arm.c (vfp3_const_double_index): Copy signed results of
890 REAL_VALUE_TO_INT into unsigned vars.
892 2007-07-05 Richard Guenther <rguenther@suse.de>
895 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
897 * tree-ssa.c (useless_type_conversion_p): Check canonical
900 2007-07-05 Anatoly Sokolov <aesok@post.ru>
902 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
903 zero_extendhisi2): Change to define_insn_and_split.
904 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
906 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
908 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
909 pass_match_asm_constraints): New.
910 * passes.c (init_optimization_passes): Add new pass.
911 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
912 * function.h (struct function): Add has_asm_statement bit.
913 (current_function_has_asm_statement): New.
914 * tree-pass.h (pass_match_asm_constraints): New.
916 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
918 * config/mips/mips.c (mips_file_start): Avoid declaration
921 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
923 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
925 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
927 * rtl.def (NOTE): Change print format string to print
928 operand 5 as a note insn name.
930 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
931 David Ung <davidu@mips.com>
933 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
934 * doc/invoke.texi: (MIPS Options): Document them.
936 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
937 David Ung <davidu@mips.com>
939 Add support for SmartMIPS ASE.
941 * optabs.c (expand_binop_directly): New, broken out from...
942 (expand_binop): Here. Make it try rotating in the other
943 direction even when the second operand isn't constant.
944 * config/mips/mips.md (*lwxs): New.
945 * config/mips/mips.opt (msmartmips): New.
946 * config/mips/mips.c (mips_lwxs_address_p): New.
947 (mips_rtx_costs): Make it recognize scaled indexed addressing.
948 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
949 __mips_smartmips when compiling for TARGET_SMARTMIPS.
950 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
952 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
953 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
954 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
955 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
956 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
957 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
958 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
960 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
962 * tree-vectorizer.c (new_loop_vec_info): Initialize
963 LOOP_VINFO_COST_MODEL_MIN_ITERS.
964 * tree-vectorizer.h (_loop_vec_info): Added new filed
965 min_profitable_iters.
966 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
967 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
968 * tree-vect-analyze.c (vect_analyze_operations): Set
969 LOOP_VINFO_COST_MODEL_MIN_ITERS.
970 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
971 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
972 Fix calculation of peel_iters_prologue. Move consideration of epilogue
973 and prologue cost to after they are computed.
974 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
976 (vect_model_simple_cost): Takes additional argument dt. Consider cost
977 of creating vectors from scalars according to dt.
978 (vect_model_store_cost): Likewise.
979 (vectorizable_call): Use dt array instead of scalar dt. Call
980 vect_model_simple_cost with additional argument dt.
981 (vectorizable_assignment): Likewise.
982 (vectorizable_operation): Likewise.
983 (vectorizable_type_demotion): Likewise.
984 (vectorizable_type_promotion): Likewise.
985 (vectorizable_store): Use dt array instead of scalar dt. Call
986 vect_model_store_cost with additional argument dt.
987 (vect_do_peeling_for_loop_bound): Don't call
988 vect_estimate_min_profitable_iters. Instead, lookup
989 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
990 "may not be profitable".
992 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
995 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
996 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
997 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
998 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
1000 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
1002 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
1003 addressing modes cheaper.
1005 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
1007 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
1008 (dw_ranges_struct): Rename block_num to num. Adjust.
1009 (dw_ranges_by_label_struct): New.
1010 (ranges_by_label, ranges_by_label_allocated,
1011 ranges_by_label_in_use): New variables.
1012 (add_ranges_num): Factored most of the code out of...
1013 (add_ranges): ... this one. Rewrite in terms of the former.
1014 (add_ranges_by_labels): New.
1015 (output_ranges): Output by-label ranges.
1016 (dwarf2out_finish): Output range for multiple-section
1017 compile_unit. Output standard DW_AT_low_pc in addition to
1018 unexpected DW_AT_entry_pc.
1020 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
1022 PR tree-optimization/32604
1023 PR tree-optimization/32606
1025 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
1026 (compute_antic_safe): Removed.
1027 (ANTIC_SAFE_LOADS): Ditto.
1028 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
1029 (execute_pre): Don't call compute_antic_safe.
1030 (vuse_equiv): New function.
1031 (make_values_for_stmt): Use it
1032 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
1035 2007-07-04 Anatoly Sokolov <aesok@post.ru>
1038 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
1040 (avr_attribute_table): Make "naked" attribute apply to function types
1041 rather than to decls.
1042 (avr_handle_fntype_attribute): New function.
1044 2007-07-04 Joseph Myers <joseph@codesourcery.com>
1046 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
1049 2007-07-04 David Ung <davidu@mips.com>
1050 Joseph Myers <joseph@codesourcery.com>
1052 * config/mips/mips.md (type): Add logical, signext and move.
1053 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
1054 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
1055 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
1056 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
1057 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
1058 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
1059 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
1060 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
1061 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
1062 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
1063 movv2sf_hardfloat_64bit): Use the new types.
1064 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
1065 *movdf_softfloat, *movdf_mips16): Use "multi".
1066 (extendqihi2): Replace with a define_expand.
1067 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
1068 Based on extend<SHORT:mode><GPR:mode>2 patterns.
1069 * config/mips/74k.md (r74k_int_logical): New reservation and
1071 (r74k_int_arith): Remove "slt".
1072 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
1073 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
1074 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
1075 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
1076 reservations for "arith".
1078 2007-07-04 Richard Guenther <rguenther@suse.de>
1080 * tree-ssa.c (useless_type_conversion_p): Add handling for
1081 scalar float and vector types. Only call the types_compatible_p
1082 langhook for aggregate types as last resort. Follow the
1085 2007-07-04 Richard Guenther <rguenther@suse.de>
1087 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
1088 the same as NOP_EXPR.
1090 2007-07-04 Nick Clifton <nickc@redhat.com>
1092 * target.h (struct gcc_target): Add target_help field.
1093 * target-def.h (TARGET_HELP): New.
1094 (TARGET_INITIALIZER): Use TARGET_HELP.
1095 * opts.c (command_handle_option): Invoke target_help function, if
1096 defined, when the user has specified --target-help on the command
1098 * doc/invoke.texi: Mention that --target-help might print
1099 additional information.
1100 * doc/tm.texi: Document TARGET_HELP hook.
1102 * arm.c (TARGET_HELP): Override default definition.
1103 (arm_target_help): New - display a wrapped list of cores and
1104 architectures supported.
1106 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
1108 * config/gcc/v850/v850.c (expand_prologue): Make sure
1109 GEN_INT() argument is sign extended rather than zero extended.
1110 (expand_epilogue): Likewise.
1111 (output_move_double): Delete.
1112 * config/gcc/v850/v850-protos.h (output_move_double): Delete.
1113 * config/gcc/v850/v850.md (movdi): Delete.
1114 (*movdi_internal): Delete.
1116 (*movdf_internal): Delete.
1118 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1120 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
1121 unless compiling RTP PIC.
1123 2007-07-04 Richard Guenther <rguenther@suse.de>
1125 PR tree-optimization/32482
1126 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
1127 original ssa name if we didn't find a shift expression.
1128 Fix shift constant for bit zero test.
1130 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1132 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
1134 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1136 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
1137 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
1138 * config/arm/vxworks.h (ASM_SPEC): Delete.
1139 (SUBTARGET_EXTRA_ASM_SPEC): Define.
1141 2007-07-04 Sebastian Pop <sebpop@gmail.com>
1143 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
1144 (DDR_REVERSED_P): New.
1145 * tree-data-ref.c (initialize_data_dependence_relation,
1146 build_classic_dist_vector): Set DDR_REVERSED_P.
1148 2007-07-04 Sebastian Pop <sebpop@gmail.com>
1151 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
1152 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
1153 init_omega_for_ddr_1): Use non conservative number of iterations
1155 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
1156 (analyze_siv_subscript): Remove FIXME and reinitialization of
1157 last_conflicts to chrec_dont_know.
1158 * testsuite/gfortran.dg/vect/pr32457.f90: New.
1160 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
1162 * tree.c (maybe_canonicalize_argtypes): Improve description.
1164 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
1166 * tree.c (maybe_canonicalize_argtypes): New.
1167 (build_function_type): Set canonical type.
1168 (build_method_type_directly): Ditto.
1169 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
1172 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1174 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
1176 (rewrite_use_nonlinear_expr): Likewise.
1178 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
1180 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
1182 2007-07-04 Ben Elliston <bje@au.ibm.com>
1184 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
1187 * c-objc-common.c (c_types_compatible_p): Fix indentation.
1189 * doc/tm.texi (Run-time Target): Capitalise "CPU".
1190 (Exception Handling): Likewise.
1192 2007-07-03 Jan Hubicka <jh@suse.cz>
1194 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
1196 2007-07-03 Eric Christopher <echristo@apple.com>
1198 * doc/cppopts.texi: Add conflicting option note to -dM.
1199 * doc/invoke.texi: Add note about possible conflicts with
1200 -E for -dCHARS and note that -dM will not produce
1201 any results if there is no machine dependent reorg.
1203 2007-07-03 Geoffrey Keating <geoffk@apple.com>
1205 * tree.h (DECL_ALIGN): Back out previous change.
1207 2007-07-03 Joseph Myers <joseph@codesourcery.com>
1209 * configure.ac: Test for .dtprelword support on MIPS.
1210 * configure, config.in: Regenerate.
1211 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
1212 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
1214 2007-07-03 Julian Brown <julian@codesourcery.com>
1216 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
1217 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
1218 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
1219 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
1221 (all_fpus): Add FPUTYPE_VFP3.
1222 (fp_model_for_fpu): Add VFPv3 field.
1223 (arm_rtx_costs_1): Give cost to VFPv3 constants.
1224 (vfp3_const_double_index): New function. Return integer index of
1225 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
1227 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
1228 and argument represents a valid RTX for a VFPv3 constant.
1229 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
1231 (vfp_emit_fstmd): Similar, for fstmd.
1232 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
1233 constants, represented as integer indices.
1234 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
1235 VFP_REGNO_OK_FOR_DOUBLE macros.
1236 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
1237 (arm_file_start): Set float-abi attribute for VFPv3, and output
1238 correct ".fpu" assembler directive.
1239 (arm_dbx_register_numbering): Add FIXME.
1240 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
1241 (fputype): Add FPUTYPE_VFP3.
1242 (FIXED_REGISTERS): Add 32 registers for D16-D31.
1243 (CALL_USED_REGISTERS): Likewise.
1244 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
1245 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
1246 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
1247 (D7_VFP_REGNUM): New.
1248 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
1249 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
1250 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
1251 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
1252 (REG_ALLOC_ORDER): Adjust for VFPv3.
1253 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
1254 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
1255 VFP_LO_REGS, VFP_HI_REGS.
1256 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
1257 (IS_VFP_CLASS): Define macro.
1258 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
1260 (REGISTER_MOVE_COST): Likewise.
1261 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
1262 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
1263 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
1264 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
1265 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
1266 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
1267 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
1268 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
1269 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
1270 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
1271 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
1272 where appropriate for single-word registers.
1273 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
1274 As above. Fix type attributes.
1275 * config/arm/constraints.md (register_contraint "t"): Define.
1276 (register_constraint "w"): Change to D0-D15, or D0-D31 for
1278 (register_constraint "x"): Define.
1279 (constraint "Dv"): Define.
1281 2007-07-03 Geoffrey Keating <geoffk@apple.com>
1283 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
1285 2007-07-03 Tom Tromey <tromey@redhat.com>
1287 * c-parser.c (objc_pq_context): Removed.
1288 (objc_need_raw_identifier): Likewise.
1289 (c_parser) <objc_pq_context>: New field.
1290 <objc_need_raw_identifier>: Likewise.
1291 (OBJC_NEED_RAW_IDENTIFIER): Removed.
1292 (c_lex_one_token): Update.
1293 (c_parser_objc_protocol_definition): Update.
1294 (c_parser_objc_method_definition): Update.
1295 (c_parser_objc_methodproto): Update.
1296 (c_parser_declspecs): Update.
1298 2007-07-03 David Ung <davidu@mips.com>
1300 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
1302 2007-07-03 David Ung <davidu@mips.com>
1303 Richard Sandiford <richard@codesourcery.com>
1305 * doc/invoke.texi: Document -march=74kf3_2.
1306 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
1307 (TUNE_74K): Check for it.
1308 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
1309 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
1310 * config/mips/mips.md (cpu): Add 74kf3_2.
1311 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
1312 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
1313 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
1314 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
1315 74kf3_2 to the CPU list.
1316 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
1317 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
1318 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
1319 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
1320 (r74kf3_2_fxfer_from_c1): New insn reservations.
1322 2007-07-03 Richard Sandiford <richard@codesourcery.com>
1323 David Ung <davidu@mips.com>
1325 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
1326 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
1327 and 74k[fx]. Document aliases for the new options.
1328 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
1329 (PROCESSOR_24KF2_1): ...this.
1330 (PROCESSOR_24KX): Rename to...
1331 (PROCESSOR_24KF1_1): ...this.
1332 (PROCESSOR_74KF): Rename to...
1333 (PROCESSOR_74KF2_1): ...this.
1334 (PROCESSOR_74KX): Rename to...
1335 (PROCESSOR_74KF1_1): ...this.
1336 (TUNE_74K): Update PROCESSOR_* names.
1337 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
1338 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
1339 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
1340 (mips_rtx_cost_data): Update processor names in comments.
1341 (mips_issue_rate): Update PROCESSOR_* names.
1342 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
1343 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
1344 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
1345 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
1346 Update cpu attribute names.
1347 (r24k_fpu_iss): Rename this reservation to...
1348 (r24kf2_1_fpu_iss): ...this and update all uses.
1349 (r24kx_fpu_iss): Rename this reservation to...
1350 (r24kf1_1_fpu_iss): ...this and update all uses.
1351 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
1352 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
1353 Update cpu attribute names.
1355 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
1357 * config/m32r/constraints.md: New file.
1358 * config/m32r/m32r.c: Include tm-constrs.h.
1359 (small_data_operand): Use satisfies_constraint_* instead of macro.
1360 (addr24_operand, gen_compare): Likewise.
1361 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
1362 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
1363 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
1364 EXTRA_CONSTRAINT): Likewise.
1365 * config/m32r/m32r.md: Include constraints.md.
1366 (*movsi_insn): Use satisfies_constraint_* instead of macro.
1367 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
1368 * config/m32r/predicates.md (conditional_move_operand): Likewise.
1369 (two_insn_const_operand, int8_operand, uint16_operand,
1370 reg_or_int16_operand, reg_or_uint16_operand,
1371 reg_or_cmp_int16_operand, cmp_int16_operand,
1372 seth_add3_operand): Likewise.
1374 2007-07-03 Eric Christopher <echristo@gmail.com>
1376 * libgcc2.h: Conditionally declare __bswapsi2 and
1379 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
1381 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
1384 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1387 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
1388 (__gthrw_pragma): Provide default definition.
1390 * gthr-posix.c (__gthrw_pragma): Define.
1392 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
1394 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
1395 before declaring inequality.
1397 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
1399 * combine.c (recog_for_combine): Log the success or failure of
1400 matching new insn patterns against the machine description in
1403 2007-07-03 Revital Eres <eres@il.ibm.com>
1405 * ddg.c (print_sccs): New function.
1406 (check_sccs): New function.
1407 (create_ddg_all_sccs): Use it.
1408 * ddg.h (print_sccs): Declare.
1409 * modulo-sched.c (sms_order_nodes): Call print_sccs.
1411 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
1413 * targhooks.h (default_mode_for_suffix): New function declaration.
1414 * targhooks.c (default_mode_for_suffix): New default target hook.
1415 * target.h (struct c): New structure in the targetm struct.
1416 (mode_for_suffix): New target hook as part of struct c.
1417 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
1418 default_mode_for_suffix.
1419 (TARGET_C): New define.
1420 * c-lex.c: Include "target.h".
1421 (interpret_float): Use targetm.c.mode_for_suffix to determine
1422 the mode for a given non-standard suffix.
1423 Makefile.in (c-lex.o): Depend on $(TARGET_H).
1425 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
1426 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
1428 * doc/extend.texi (Floating Types): New node. Document __float80 and
1429 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
1431 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
1434 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
1435 predicate instead of target_operand.
1436 (divsi3_i1_media, divsi3_media_2): Likewise.
1438 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
1440 * tree.h (alias_sets_might_conflict_p): Rename into
1441 alias_sets_must_conflict_p.
1442 * alias.c (alias_sets_might_conflict_p): Likewise.
1443 (alias_sets_conflict_p): Use it.
1444 (objects_must_conflict_p): Likewise.
1445 * c-common.c (strict_aliasing_warning): Adjust.
1447 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
1449 * rtlhooks.c (gen_lowpart_if_possible): Check for
1450 invalid subreg before calling gen_lowpart_SUBREG.
1452 2007-07-02 Geoffrey Keating <geoffk@apple.com>
1454 * config/darwin9.h: Add copyright notice.
1455 (LINK_COMMAND_SPEC): Add comment.
1456 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
1457 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
1458 DARWIN_LIBSYSTEM_HAS_UNWIND.
1460 2007-07-02 Jakub Jelinek <jakub@redhat.com>
1463 * omp-low.c (check_combined_parallel): New function.
1464 (lower_omp_parallel): Call it via walk_stmts, set
1465 OMP_PARALLEL_COMBINED if appropriate.
1466 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
1467 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
1468 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
1469 don't consider it as combined parallel.
1471 2007-07-02 Richard Sandiford <richard@codesourcery.com>
1473 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
1474 (gcc_tooldir): Likewise.
1475 * configure: Regenerate.
1476 * Makefile.in (libsubdir_to_prefix): New variable, based on the
1477 old configure.ac gcc_tooldir setting.
1478 (prefix_to_exec_prefix): New variable.
1479 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
1480 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
1482 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
1484 Fix PR tree-optimization/32583
1485 Fix PR tree-optimization/32584
1486 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
1487 (phi_translate_set): Use phi_translate directly now.
1488 (make_values_for_stmt): Don't value number RHS if we already know
1491 2007-07-02 Steve Ellcey <sje@cup.hp.com>
1492 Jim Wilson <wilson@specifix.com>
1495 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
1498 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
1499 Richard Sandiford <richard@codesourcery.com>
1500 Nigel Stephens <nigel@mips.com>
1502 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
1503 (mips16e_output_save_restore): Declare.
1504 (mips16e_save_restore_pattern_p): Likewise.
1505 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
1506 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
1507 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
1508 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
1509 (BITSET_P): New global macro, extracted from...
1510 (mips_for_each_saved_reg): ...here.
1511 (mips16e_save_restore_info): New struct.
1512 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
1513 (mips16e_save_restore_regs): New variable.
1514 (mips_split_plus, mips16e_find_first_register): New functions.
1515 (mips16e_mask_registers): New function.
1516 (compute_frame_size): Expand the commentary before the function.
1517 Enforce the MIPS16e save and restore register range restrictions.
1518 Pad the general register save area at the low end.
1519 (mips16e_save_restore_reg, mips16e_build_save_restore)
1520 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
1521 (mips16e_output_save_restore, mips16e_collect_propagate_value)
1522 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
1524 (mips_expand_prologue, mips_expand_epilogue): Handle
1525 GENERATE_MIPS16E_SAVE_RESTORE.
1526 * config/mips/mips.md (*mips16e_save_restore): New pattern.
1528 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
1530 PR tree-optimization/31966
1531 PR tree-optimization/32533
1532 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
1533 "basic_block" description as its third argument. Update function
1534 calls to get destination bb from "edge" argument. Save "cond" into
1535 aux field of the edge. Update prototype for changed arguments.
1536 (if_convertible_loop_p): Clear aux field of incoming edges if bb
1538 (find_phi_replacement_condition): Operate on incoming edges, not
1539 on predecessor blocks. If there is a condition saved in the
1540 incoming edge aux field, AND it with incoming bb predicate.
1541 Return source bb of the first edge.
1542 (clean_predicate_lists): Clean aux field of outgoing node edges.
1543 (tree_if_conversion): Do not initialize cond variable. Move
1544 variable declaration into the loop.
1545 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
1546 initializations of new_stmt, arg0 and arg1 variables.
1548 2007-07-02 Jakub Jelinek <jakub@redhat.com>
1550 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
1551 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
1553 2007-07-02 Richard Guenther <rguenther@suse.de>
1555 * tree-ssa.c (useless_type_conversion_p): Document
1556 future intent as defining the middle-end type system.
1557 Re-structure to call langhook last, group by type class,
1558 mark questionable parts.
1560 2007-07-02 Richard Guenther <rguenther@suse.de>
1562 * tree-flow.h (types_compatible_p): Declare.
1563 * tree-ssa.c (types_compatible_p): New function.
1564 * ipa-type-escape.c (discover_unique_type): Use
1565 types_compatible_p instead of lang_hooks.types_compatible_p.
1566 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
1567 * tree-vn.c (expressions_equal_p): Likewise.
1568 * tree.c (fields_compatible_p): Likewise.
1569 * tree-ssa-dom.c (avail_expr_eq): Likewise.
1570 (cprop_operand): Use useless_type_conversion_p instead of
1571 lang_hooks.types_compatible_p.
1572 * tree-inline.c (setup_one_parameter): Likewise.
1573 (declare_return_variable): Likewise.
1574 * tree-nrv.c (tree_nrv): Likewise.
1575 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
1576 (maybe_fold_offset_to_component_ref): Likewise.
1577 (maybe_fold_offset_to_reference): Likewise.
1578 * tree-ssa-copy.c (may_propagate_copy): Likewise.
1579 (merge_alias_info): Likewise.
1580 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
1581 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
1582 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
1583 * tree-tailcall.c (find_tail_calls): Likewise.
1584 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
1585 * gimplify.c (canonicalize_addr_expr): Likewise.
1586 (fold_indirect_ref_rhs): Likewise.
1587 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
1588 (cpt_same_type): Likewise.
1589 (check_pointer_types_r): Swap parameters to cpt_same_type
1591 * fold-const.c (fold_convert): Revert fix for PR15988.
1592 * tree-inline.c (setup_one_parameter): Instead fix it here by
1593 using fold_build1 instead of fold_convert and checking for
1594 error_mark_node. Convert only if the conversion is necessary.
1596 2007-07-02 Joseph Myers <joseph@codesourcery.com>
1598 * configure.ac: Check for .gnu_attribute on Power.
1599 * configure: Regenerate.
1600 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
1601 attribute for floating-point ABI.
1603 2007-07-02 Ira Rosen <irar@il.ibm.com>
1605 PR tree-optimization/32230
1606 PR tree-optimization/32477
1607 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
1608 address is a constant.
1610 2007-07-02 Richard Sandiford <richard@codesourcery.com>
1612 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
1613 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
1614 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
1615 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
1616 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
1617 64-bit targets. Add support for *-elfoabi*.
1618 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
1619 different settings if $(tm_defines) does not select the EABI.
1620 (MULTILIB_EXCLUSIONS): Define in those circumstances.
1621 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
1622 (MIPS_ARCH_OPTION_SPEC): Likewise.
1623 (MIPS_ISA_LEVEL_SPEC): Likewise.
1624 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
1625 * config/mips/elfoabi.h: New file.
1627 2007-07-02 Richard Guenther <rguenther@suse.de>
1629 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
1630 (useless_type_conversion_p): ... this.
1631 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
1632 (useless_type_conversion_p): ... this.
1633 * builtins.c (fold_builtin_memory_op): Rename
1634 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
1635 * tree-cfg.c (verify_expr): Likewise.
1636 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
1637 * tree-ssa-ccp.c (ccp_fold): Likewise.
1638 * tree-ssa-copy.c (may_propagate_copy): Likewise.
1639 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
1640 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
1641 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
1642 * tree-ssa-pre.c (eliminate): Likewise.
1643 * tree-ssa.c (delete_tree_ssa): Likewise.
1644 (tree_ssa_useless_type_conversion): Likewise.
1645 * tree.c (build2_stat): Likewise.
1647 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
1649 Fix PR tree-optimization/32571
1650 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
1653 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
1655 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
1656 and other expected operations explicitly, change default to
1659 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
1661 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
1663 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
1664 (tls_load_dot_plus_eight): Move the label number into the unspec.
1665 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
1667 2007-07-01 Andreas Schwab <schwab@suse.de>
1669 * dwarf2out.c (initial_return_save): Define only if used.
1671 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
1673 Unreverting Richard's Revert of:
1675 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1677 * dce.c (deletable_insn_p_1): New function, split out from...
1678 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1679 specially, not those inside PARALLELs. Remove BODY argument
1680 and adjust recursive call accordingly.
1681 (prescan_insns_for_dce): Update call to delete_insn_p.
1683 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
1684 Revital Eres <eres@il.ibm.com>
1686 * ddg.c (create_ddg_all_sccs): Fix missed
1687 initialization of scc_nodes.
1689 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
1692 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
1693 X + ~X to 1 only for INTEGRAL_TYPE_P type.
1695 2007-06-30 Joseph Myers <joseph@codesourcery.com>
1697 * configure.ac: Check for .gnu_attribute on MIPS.
1698 * configure, config.in: Regenerate.
1699 * config/mips/mips.c (mips_file_start): If supported, output
1700 attribute for floating-point ABI.
1702 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
1705 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
1706 (ffs_cmove): New expander to expand using ctz pattern.
1707 (*ffs_cmove): Remove pattern.
1708 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
1709 (ffsdi2): Expand using ctz pattern.
1710 (*ffs_rex64): Remove pattern.
1712 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1714 PR rtl-optimization/32296
1715 * pa.md (return): Delete pattern.
1716 (return_internal): Remove "(const_int 1)" from pattern.
1717 (epilogue): Use return_internal pattern for trivial returns.
1718 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
1719 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
1721 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1723 * tree-ssa-pre.c (is_exception_related): New function
1724 (can_value_number_operation): Use it.
1726 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1728 Fix PR tree-optimization/32540
1729 Fix PR tree-optimization/31651
1731 * tree-ssa-sccvn.c: New file.
1733 * tree-ssa-sccvn.h: Ditto.
1735 * tree-vn.c: Include tree-ssa-sccvn.h
1736 (val_expr_paid_d): Removed.
1737 (value_table): Ditto.
1738 (vn_compute): Ditto.
1739 (val_expr_pair_hash): Ditto.
1740 (val_expr_pair_expr_eq): Ditto.
1741 (copy_vuses_from_stmt): Ditto.
1744 (shared_vuses_from_stmt): Ditto.
1745 (print_creation_to_file): Moved up.
1746 (sort_vuses): Ditto.
1747 (sort_vuses_heap): Ditto.
1748 (set_value_handle): Make non-static.
1749 (make_value_handle): Ditto.
1750 (vn_add): Rewritten to use sccvn lookups.
1751 (vn_add_with_vuses): Ditto.
1752 (vn_lookup): Ditto (and second argument removed).
1753 (vn_lookup_with_vuses): Ditto.
1754 (vn_lookup_or_add): Ditto (and second argument removed);
1755 (vn_lookup_or_add_with_vuses): Ditto.
1756 (vn_lookup_with_stmt): New.
1757 (vn_lookup_or_add_with_stmt): Ditto.
1758 (create_value_handle_for_expr): Ditto.
1760 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
1761 (seen_during_translate): New function.
1762 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
1763 (phi_trans_add): Ditto.
1764 (constant_expr_p): FIELD_DECL is always constant.
1765 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
1766 Use constant_expr_p.
1767 Avoid infinite recursion on mutually valued expressions.
1768 Change callers of vn_lookup_or_add.
1769 (phi_translate): New function.
1770 (compute_antic_safe): Allow phi nodes.
1771 (create_component_ref_by_pieces): Update for FIELD_DECL change.
1772 (find_or_generate_expression): Rewrite slightly.
1773 (create_expression_by_pieces): Updated for vn_lookup_or_add
1775 Update VN_INFO for new names.
1776 (insert_into_preds_of_block): Update for new names.
1777 (add_to_exp_gen): New function.
1778 (add_to_sets): Use vn_lookup_or_add_with_stmt.
1779 (find_existing_value_expr): Rewrite to changed vn_lookup.
1780 (create_value_expr_from): Ditto, and use add_to_exp_gen.
1781 (try_look_through_load): Removed.
1782 (try_combine_conversion): Ditto.
1783 (get_sccvn_value): New function.
1784 (make_values_for_phi): Ditto.
1785 (make_values_for_stmt): Ditto.
1786 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
1788 (init_pre): Update for SCCVN changes.
1790 (execute_pre): Ditto.
1792 * tree-flow.h (make_value_handle): Declare.
1793 (set_value_handle): Ditto.
1794 (sort_vuses_heap): Ditto.
1795 (vn_lookup_or_add_with_stmt): Ditto.
1796 (vn_lookup_with_stmt): Ditto.
1797 (vn_compute): Remove.
1800 (vn_lookup): Update arguments.
1802 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
1804 (tree-ssa-sccvn.o): New.
1805 (OBJS-common): Add tree-ssa-sccvn.o
1807 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1810 * c-typeck.c (build_external_ref): Don't mark as used if called
1812 * calls.c (rtx_for_function_call): Likewise.
1814 2007-06-30 Richard Sandiford <richard@codesourcery.com>
1818 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1820 * dce.c (deletable_insn_p_1): New function, split out from...
1821 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1822 specially, not those inside PARALLELs. Remove BODY argument
1823 and adjust recursive call accordingly.
1824 (prescan_insns_for_dce): Update call to delete_insn_p.
1826 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
1828 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
1829 (try_combine): Move potential calls to undo_all() so they happen
1830 before we commit to using the combined insns.
1832 2006-06-30 Jan Hubicka <jh@suse.cz>
1834 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
1837 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
1839 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
1840 (cgraph_remove_unreachable_nodes): Likewise.
1841 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
1842 * ipa-inline.c (update_caller_keys): Cast according to the coding
1844 (cgraph_decide_recursive_inlining): Likewise.
1845 (cgraph_decide_inlining_of_small_function): Likewise.
1846 (try_inline): Likewise.
1847 (cgraph_decide_inlining_incrementally): Likewise.
1848 * ipa-pure-const.c (get_function_state): Likewise.
1849 (scan_function): Likewise.
1850 (analyze_function): Likewise.
1851 (static_execute): Likewise.
1852 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
1853 (merge_callee_local_info): Likewise.
1854 (analyze_function): Use type safe memory macros.
1855 (static_execute): Likewise. Cast according to the coding conventions.
1856 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
1858 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
1860 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
1861 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
1864 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
1867 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
1868 for complex modes (both int and real).
1870 2007-06-29 Jan Hubicka <jh@suse.cz>
1872 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
1874 2007-06-29 Jan Hubicka <jh@suse.cz>
1877 * cse.c (cse_insn): Avoid invalid sharing in between register note and
1880 2007-06-29 Anatoly Sokolov <aesok@post.ru>
1883 * config/avr/avr.c: Include dataflow header file.
1884 (expand_prologue): Adjust for prologue insn change.
1885 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
1888 2007-06-29 Richard Guenther <rguenther@suse.de>
1891 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
1892 during type verification.
1894 2007-06-29 Jan Hubicka <jh@suse.cz>
1896 * recog.c (validate_change_rtx_1): Unshare TO argument.
1898 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
1900 PR tree-optimization/24659
1901 * tree-vect-transform.c (vectorizable_call): Handle
1902 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
1904 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
1905 * config/i386/i386.c (enum ix86_builtins)
1906 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
1907 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
1909 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
1910 const using def_builtin_const.
1911 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
1912 input operands in the same modes as the result.
1913 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
1915 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
1917 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
1918 (df_set_dead_notes_for_mw): Likewise.
1920 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
1922 * c-common.c (pointer_int_sum): Do the negation in sizetype.
1924 2007-06-28 DJ Delorie <dj@redhat.com>
1926 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
1928 2007-06-28 Geoffrey Keating <geoffk@apple.com>
1930 * doc/invoke.texi (C++ Dialect Options): Document
1931 fvisibility-ms-compat.
1932 * c.opt (fvisibility-ms-compat): New.
1934 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1937 * tree-affine.c (aff_combination_add_elt): Handle
1938 pointer addition specially.
1940 2007-06-28 Jakub Jelinek <jakub@redhat.com>
1942 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
1943 decl is non-external for AIX ABI.
1945 2007-06-28 David Edelsohn <edelsohn@gnu.org>
1947 * config/rs6000/predicates.md (current_file_function_operand):
1948 Ensure the symbol is non-external for AIX ABI.
1950 2007-06-28 Nick Clifton <nickc@redhat.com>
1952 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
1953 (fdce, fdse, fpredictive-commoning): Likewise.
1955 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1958 * gcc.c (process_command): Recognize the new -static-libgfortran
1961 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
1964 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
1965 Use a call clobbered hard reg instead of a pseudo reg.
1967 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
1969 * config/sh/sh.md (load_gbr): Use correct operand constraint.
1971 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
1974 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
1975 REG_LIBCALL and REG_RETVAL notes.
1976 (divsi3, mulsi3): Likewise.
1977 (mulhisi3): Likewise. Use emit_libcall_block.
1978 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
1980 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
1982 PR rtl-optimization/32481
1983 * combine.c (adjust_for_new_dest): Rescan the changed insn.
1985 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1987 * dce.c (deletable_insn_p_1): New function, split out from...
1988 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1989 specially, not those inside PARALLELs. Remove BODY argument
1990 and adjust recursive call accordingly.
1991 (prescan_insns_for_dce): Update call to delete_insn_p.
1993 2007-06-27 Richard Guenther <rguenther@suse.de>
1996 * tree.h (fold_convertible_p): Declare.
1997 * fold-const.c (fold_convertible_p): New function.
1998 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
1999 instead of lang_hooks.types_compatible_p.
2001 2007-06-26 Jan Hubicka <jh@suse.cz>
2003 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
2004 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
2005 early use validate_unshare_change.
2006 (reload_combine): Likewise.
2007 * recog.c (change_t): New field unshare.
2008 (validate_change_1): Rename from validate_change; add argument unshare.
2009 (validate_change): Turn into wrapper of validate_change_1; update
2010 prototype for bools.
2011 (validate_unshare_change): New.
2012 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
2013 calls of df_insn_rescan.
2014 * recog.h (validate_change): Replace ints by bools.
2015 (validate_unshare_change): Declare.
2017 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
2019 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
2021 2007-06-26 Steve Ellcey <sje@cup.hp.com>
2023 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
2025 2007-06-25 Jan Hubicka <jh@suse.cz>
2027 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
2029 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
2030 cgraph_decide_inlining_incrementally): Move uninlinability checks to
2031 places other call site specific checks are performed.
2033 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2036 * tree-vect-transform.c (vectorizable_operation): Convert
2037 POINTER_PLUS_EXPR over to PLUS_EXPR.
2039 2007-06-25 Chao-ying Fu <fu@mips.com>
2041 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
2042 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
2043 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
2044 Document GET_MODE_IBIT, and GET_MODE_FBIT.
2046 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
2047 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2048 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
2049 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
2050 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
2051 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
2052 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
2053 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
2054 ALL_FIXED_POINT_MODE_P): New define.
2055 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2057 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
2059 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
2060 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2061 MODE_VECTOR_UACCUM): New mode classes.
2063 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
2064 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
2065 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
2068 * genmodes.c (struct mode_data): Add ibit and fbit fields.
2069 (blank_mode): Initialize ibit and fbit.
2070 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
2071 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2073 (new_adjust): Change required_class to required_class_from and
2074 required_class_to for testing within a range.
2075 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2076 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2078 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
2079 (make_fixed_point_mode): New.
2080 (_ADD_ADJUST): Change C to C1 and C2.
2081 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
2082 use a range for machine classes.
2083 (ADJUST_IBIT, ADJUST_FBIT): New.
2084 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
2086 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
2087 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2088 Emit adjustment for ibit and fbit.
2089 (emit_mode_ibit, emit_mode_fbit): New.
2090 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
2092 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
2094 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
2095 as the source of the set.
2097 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
2099 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
2100 FP_REGNO_P): Use IN_RANGE.
2101 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
2102 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
2103 (DATA_REG_P): Use DATA_REGNO_P.
2104 (FP_REG_P): Use FP_REGNO_P.
2105 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
2106 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
2107 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
2109 2007-06-24 Jan Hubicka <jh@suse.cz>
2112 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
2114 2007-06-24 Sebastian Pop <sebpop@gmail.com>
2117 * fold-const.c (fold_binary): Strip nops of operand 0
2118 of BIT_NOT_EXPR before calling operand_equal_p.
2119 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
2120 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
2122 2007-06-23 Mark Mitchell <mark@codesourcery.com>
2124 * doc/extend.texi: Document that dllimport and dllexport imply
2126 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
2127 imported or exported declaration, including type declarations.
2128 * c-common.c (handle_visibility_attribute): Check for conflicts
2129 with dllimport/dllexport.
2130 (c_determine_visibility): Handle dllimport/dllexport as an
2131 explicit visibility atttribute.
2133 2007-06-23 Richard Guenther <rguenther@suse.de>
2135 PR tree-optimization/16876
2137 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
2139 * tree-inline.c (initialize_inlined_parameters): Do not call
2140 lang_hooks.tree_inlining.convert_parm_for_inlining.
2141 * cgraphbuild.c (initialize_inline_failed): Set inline failed
2142 reason for mismatched types.
2143 * gimplify.c (gimplify_call_expr): Verify the call expression
2144 arguments match the called function type signature. Otherwise
2145 mark the call expression to be not considered for inlining
2146 using CALL_CANNOT_INLINE_P flag.
2147 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
2148 edges call expression.
2149 (cgraph_decide_inlining_of_small_function): Likewise.
2150 (cgraph_decide_inlining): Likewise.
2151 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
2153 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
2154 * c-typeck.c (c_convert_parm_for_inlining): Remove.
2155 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
2157 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
2158 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
2160 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
2161 convert_parm_for_inlining member.
2163 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
2166 * arm.md (negscc): Match the correct operand for optimized LT0 test.
2167 Remove optimization for GT.
2169 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
2172 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
2174 (prescan_insns_for_dce): Add extra parameter.
2176 2007-06-23 Jan Hubicka <jh@suse.cz>
2179 * gimplify.c (mark_addressable): New function.
2180 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
2182 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2185 * expr.c (store_constructor): Do not clobber non-zeroed memory.
2187 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2190 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
2191 moves between MMX/SSE registers to at least 8 units to prevent
2192 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
2194 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2196 * config/i386/i386.c (override_options): Correct x86_sahf
2199 2007-06-21 David Daney <ddaney@avtrex.com>
2202 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
2203 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
2204 (exception_receiver): Renamed to ...
2205 (nonlocal_goto_receiver): ... this.
2207 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
2209 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
2210 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
2211 partial register accesses.
2213 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
2215 * fold-const.c (debug_fold_checksum): Move it under
2216 ENABLE_FOLD_CHECKING.
2218 2007-06-21 Sebastian Pop <sebpop@gmail.com>
2221 * tree.h (debug_fold_checksum): Declared.
2222 * fold-const.c (build_fold_addr_expr_with_type_1): New.
2223 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
2224 build_fold_addr_expr_with_type_1.
2225 (fold_addr_expr, debug_fold_checksum): New.
2226 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
2227 (fold_unary, fold_comparison, split_address_to_core_and_offset):
2230 2007-06-21 Sebastian Pop <sebpop@gmail.com>
2232 PR tree-optimization/19590
2233 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
2234 of scev is a constant.
2235 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
2237 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2239 * df-problems.c (df_note_bb_compute): Made computation of live
2240 info consistent with df_lr.
2242 2007-06-21 Richard Guenther <rguenther@suse.de>
2244 PR tree-optimization/32453
2245 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
2246 for pointer anti-range.
2248 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
2250 * config/i386/i386.c (processor_target_table): Increase maximum
2251 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
2254 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
2255 byte alignment if > 8 byte alignment is preferred.
2256 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
2258 2007-06-21 Jakub Jelinek <jakub@redhat.com>
2260 PR tree-optimization/31866
2261 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
2262 if ASM_EXPR's input is not a SSA_NAME.
2265 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
2266 but decl is a global var, instead return decl.
2267 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
2268 even for is_global_var decls, if they are private in some outer
2271 2007-06-21 Richard Guenther <rguenther@suse.de>
2273 PR tree-optimization/32451
2274 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
2276 2007-06-21 Christian Bruel <christian.bruel@st.com>
2278 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
2279 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
2280 (push_regs): Changed saving order or banked registers.
2281 (sh_expand_epilogue): Likewise.
2282 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
2283 (FIRST_BANKED_REG): Likewise.
2284 (LAST_BANKED_REG): Likewise.
2285 * config/sh/sh.md (banked) New attribute.
2286 (in_delay_slot): Check banked attribute.
2288 2007-06-20 Sebastian Pop <sebpop@gmail.com>
2290 PR tree-optimization/32075
2291 * tree-data-ref.c (subscript_dependence_tester_1,
2292 analyze_miv_subscript, analyze_overlapping_iterations,
2293 add_distance_for_zero_overlaps, build_classic_dist_vector,
2294 subscript_dependence_tester_1, analyze_overlapping_iterations,
2295 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
2296 compute_affine_dependence, compute_all_dependences): Pass loop_nest
2297 to evolution_function_is_affine_multivariate_p.
2299 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
2301 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
2303 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
2306 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
2308 * config/m32c/prologue.md (epilogue_exitd_16): New.
2309 (epilogue_reit_16): New.
2310 (epilogue_exitd): Rename to epilogue_exitd_24.
2311 (epilogue_reit): Rename to epilogue_reit_24.
2313 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
2314 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2316 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
2318 * haifa-sched.c (queue_to_ready): Don't requeue next insn
2319 if dbg_cnt (sched_insn) reaches the limit.
2320 (choose_ready): New parameter INSN_PTR and new return value.
2321 (schedule_block): Handle dbg_cnt (sched_insn). Handle
2322 the new return value from choose_ready.
2323 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
2324 (rest_of_handle_global_alloc): New global_alloc_at_func.
2326 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
2328 PR tree-optimization/25737
2329 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
2330 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
2331 * tree-flow.h (struct fieldoff): Add new field alias_set.
2332 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
2333 argument addressable_type. Set alias_set of fieldoff.
2334 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
2335 (create_overlap_variables_for): Pass alias_set from fieldoff to
2337 * alias.c (get_alias_set): Use alias_set from SFT if set.
2339 2007-06-20 Hui-May Chang <hm.chang@apple.com>
2341 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
2342 of a variable as an unsigned HOST_WIDE_INT integer.
2344 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
2346 PR rtl-optimization/32405
2347 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
2349 2007-06-20 Jakub Jelinek <jakub@redhat.com>
2351 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
2354 * builtins.c: Include diagnostic.h.
2355 (expand_builtin_expect): Make gcc_assert more permissive.
2356 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
2359 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
2363 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
2364 if ACCUMULATE_OUTGOING_ARGS.
2366 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2368 * config/m68hc11/m68hc11.c: Include dataflow header file.
2369 (m68hc11_reorg): Port to dataflow.
2371 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2373 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
2374 (struct df_problem.free_blocks_on_set_blocks): New field.
2375 (struct dataflow.optional_p): New field.
2376 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
2377 (df_live_set_all_dirty): New function.
2378 * df-scan.c (df_scan_alloc): Initialize optional_p.
2379 (problem_SCAN): Initialize free_blocks_on_set_blocks.
2380 * df-core.c (df_set_blocks): Removed use of
2381 DF_FIRST_OPTIONAL_PROBLEM. Now uses
2382 df_problem.free_blocks_on_set_blocks to determine which blocks are
2384 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
2385 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
2386 uses dataflow.optional_p to determine if problem should be
2388 (rest_of_handle_df_initialize): Only start live problem if
2390 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
2391 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
2392 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
2393 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
2394 problem_NOTE): Initialize free_blocks_on_set_blocks.
2395 (df_lr_bb_local_compute): Recompute luids if df_live problem is
2397 (df_live_set_all_dirty, df_note_alloc): New function.
2398 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
2400 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
2401 * postreload.c (reload_combine): Ditto.
2402 * cse.c (cse_extended_basic_block): Ditto.
2403 * regmove.c (mark_flags_life_zones): Ditto.
2404 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
2405 erase_matching_seqs): Ditto.
2406 * bt-load.c (compute_defs_uses_and_gen): Ditto.
2407 * integrate (allocate_initial_values): Ditto.
2408 * combine.c (reg_dead_at_p): Ditto.
2409 * resource.c (mark_target_live_regs): Ditto.
2410 * sched-rgn.c (check_live_1, update_live_1): Ditto.
2411 * config/sh/sh.c (find_r0_life_regions): Ditto.
2412 * global.c (rest_of_handle_global_alloc): Only add back df_live
2414 * local-alloc.c (rest_of_handle_local_alloc): Only remove
2416 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
2418 (if_convert): Make sure df_live is there at -O == 1.
2419 (pass_if_after_combine): Cleanup flags.
2420 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
2421 is there at -O == 1.
2423 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
2425 * config/arm/arm.c (arm_get_frame_offsets): Set
2426 offsets->locals_base to avoid negative stack size.
2427 (thumb1_expand_prologue): Assert on negative stack size.
2429 2007-04-19 Sebastian Pop <sebpop@gmail.com>
2431 PR tree-optimization/32367
2432 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
2433 of the chrec has no evolution in that loop.
2434 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
2436 2007-06-19 Bob Wilson <bob.wilson@acm.org>
2438 * config/xtensa/xtensa.c: Include "df.h".
2439 (xtensa_builtin_saveregs): Use adjust_address instead of
2441 (xtensa_va_start): Invoke make_tree with sizetype for
2442 expand_builtin_saveregs and then convert the result to a pointer.
2443 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
2444 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
2445 Subtract argument size from index value as integers and then use
2446 POINTER_PLUS_EXPR to add the result to the array address.
2448 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2451 * config/m32c/m32c.c: Include dataflow header file.
2452 (m32c_emit_prologue): Adjust for prologue insn change.
2453 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
2454 once inside a PARALLEL. Assume frame size passed in operand 0
2455 includes space to save the fb register.
2456 (prologue_enter_24): Likewise.
2457 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
2459 2007-06-19 David Daney <ddaney@avtrex.com
2462 * config/mips/mips.md (cprestore): Mark $gp as used.
2464 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2467 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
2468 (frv_ifcvt_modify_insn): Likewise.
2470 2007-06-19 Richard Guenther <rguenther@suse.de>
2472 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
2473 only handle positive offsets that fit in a HOST_WIDE_INT.
2475 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
2477 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
2478 result of rsqrt insn for zero input argument to avoid NaN.
2480 2007-06-19 Richard Guenther <rguenther@suse.de>
2483 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
2485 2007-06-19 Jakub Jelinek <jakub@redhat.com>
2487 PR tree-optimization/32353
2488 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
2490 2007-06-19 Nick Clifton <nickc@redhat.com>
2492 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
2494 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
2497 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
2498 * config/i386/i386.c (assign_386_stack_local): Assert that
2499 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
2500 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
2501 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
2502 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
2504 2007-06-18 Steve Ellcey <sje@cup.hp.com>
2506 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
2508 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
2510 PR rtl-optimization/32321
2511 * gcse.c (replace_store_insn): Update the note before
2512 calling emit_insn_after.
2514 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
2517 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
2519 * df-problems.c (df_note_bb_compute): Fix dumping info.
2521 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
2523 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
2524 insn with emit_jump_insn.
2526 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
2528 PR tree-optimization/32383
2529 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
2530 * targhooks.h (default_builtin_reciprocal): Update prototype.
2531 * target.h (struct gcc_target): Update builtin_reciprocal.
2532 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
2533 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
2534 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
2535 when fndecl is in BUILT_IN_MD class.
2536 (execute_convert_to_rsqrt): Ditto.
2538 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
2539 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
2540 Convert BUILT_IN_SQRTF code only when md_fn is false.
2542 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
2544 * bt-load.c (move_btr_def): Fix the order of arguments
2545 to validate_replace_rtx.
2547 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
2549 * config/m68k/m68k-devices.def: Add 54450..54455.
2551 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
2553 PR rtl-optimization/32366
2554 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
2555 FLOAT_EXTEND]: Prevent non-scalar modes from entering
2558 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
2561 * modulo-sched (generate_reg_moves): Added rescan parameter and if
2562 this is true, rescan insn being modified.
2563 (sms_schedule): Added rescan parameter.
2564 (rest_of_handle_sms): Moved freeing of dominance info to before
2565 getting out of cfg_layout.
2567 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
2569 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
2570 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
2573 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
2574 FL_CF_EMAC from the entry for isac.
2576 * config/m68k/predicates.md (const_call_operand): Adjust comment.
2577 (const_sibcall_operand): New.
2578 (sibcall_operand): Use it.
2579 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
2580 (m68k_isas): ISAC does not imply FPU or EMAC.
2581 (override_options): Add ISA_C logic for symbolic jump & call.
2583 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2585 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
2586 return mode from the builtin itself.
2587 (sparc_fold_builtin): Fix cast of zero constant.
2589 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
2591 * targhooks.c (default_builtin_reciprocal): New default target hook.
2592 * targhooks.h (default_builtin_reciprocal): Add prototype.
2593 * hooks.c (hook_tree_tree_bool_null): Remove hook.
2594 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
2595 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
2596 default_builtin_reciprocal.
2598 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
2601 * hooks.c (hook_tree_tree_bool_null): New hook.
2602 * hooks.h (hook_tree_tree_bool_null): Add prototype.
2603 * tree-pass.h (pass_convert_to_rsqrt): Declare.
2604 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
2605 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
2606 and convert it to reciprocal a*rfunc(b).
2607 (execute_convert_to_rsqrt): New function.
2608 (gate_convert_to_rsqrt): New function.
2609 (pass_convert_to_rsqrt): New pass definition.
2610 * target.h (struct gcc_target): Add builtin_reciprocal.
2611 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
2612 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
2613 TARGET_BUILTIN_RECIPROCAL.
2614 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
2616 * config/i386/i386.h (TARGET_RECIP): New define.
2617 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
2618 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2619 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2620 and not optimizing for size.
2621 (*rcpsf2_sse): New insn pattern.
2622 (*rsqrtsf2_sse): Ditto.
2623 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
2624 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2625 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2626 and not optimizing for size.
2627 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
2628 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2629 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2630 and not optimizing for size.
2631 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
2632 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2633 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2634 and not optimizing for size.
2635 (*sse_rsqrtv4sf2): Do not export.
2637 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
2638 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2639 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2640 and not optimizing for size.
2642 * config/i386/i386.opt (mrecip): New option.
2643 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
2644 (ix86_emit_swsqrtsf): Ditto.
2645 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
2646 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
2648 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
2649 ix86_expand_unop1_builtin.
2650 (ix86_emit_swdivsf): New function.
2651 (ix86_emit_swsqrtsf): Ditto.
2652 (ix86_builtin_reciprocal): New function.
2653 (TARGET_BUILTIN_RECIPROCAL): Use it.
2654 (ix86_vectorize_builtin_conversion): Rename from
2655 ix86_builtin_conversion.
2656 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
2657 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
2658 "i386 and x86_64 Options" section.
2659 (Intel 386 and AMD x86_64 Options): Document -mrecip.
2661 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2662 Zdenek Dvorak <dvorakz@suse.cz>
2663 Richard Guenther <rguenther@suse.de>
2664 Kaz Kojima <kkojima@gcc.gnu.org>
2666 * tree-vrp.c (compare_values_warnv): Convert val2 to
2668 (extract_range_from_assert): Create
2669 POINTER_PLUS_EXPR for pointer types.
2670 (extract_range_from_binary_expr): Handle
2671 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
2673 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
2674 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
2675 POINTER_PLUS_EXPR as PLUS_EXPR.
2676 (number_of_iterations_lt_to_ne):
2677 For pointer types, use sizetype when
2678 creating MINUS_EXPR/PLUS_EXPRs.
2679 (assert_loop_rolls_lt): For pointer types, use sizetype when
2680 creating MINUS_EXPR/PLUS_EXPRs.
2681 (number_of_iterations_le): Likewise.
2682 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
2683 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
2684 like PLUS_EXPR and MINUS_EXPR.
2685 * tree-pretty-print.c (dump_generic_node): Handle
2687 (op_prio): Likewise.
2688 (op_symbol_1): Likewise.
2689 * optabs.c (optab_for_tree_code): Likewise.
2690 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
2692 * tree-tailcall.c (process_assignment): Mention
2693 POINTER_PLUS_EXPR in a TODO comment.
2694 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
2695 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
2696 not used with a pointer and an integer type.
2697 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
2698 increment using chrec_convert_rhs instead of chrec_convert.
2699 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
2700 PLUS_EXPR except for the right hand side's type will be
2702 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
2703 (fold_used_pointer_cast): Kill.
2704 (pointer_offset_p): Kill.
2705 (fold_used_pointer): Kill.
2706 (pointer_used_p): Kill.
2707 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
2708 call fold_used_pointer.
2709 (instantiate_parameters_1): Convert the increment
2710 using chrec_convert_rhs instead of chrec_convert.
2711 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
2712 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
2713 instead of PLUS_EXPR.
2714 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
2715 PLUS_EXPR for pointers.
2716 (std_gimplify_va_arg_expr): Likewise.
2717 (fold_builtin_memory_op): Likewise.
2718 (fold_builtin_strstr): Likewise.
2719 (fold_builtin_strchr): Likewise.
2720 (fold_builtin_strrchr): Likewise.
2721 (fold_builtin_strpbrk): Likewise.
2722 (expand_builtin_memory_chk): Likewise.
2723 (fold_builtin_memory_chk): Likewise.
2724 (std_expand_builtin_va_start): Use
2725 sizetype for the call to make_tree and then convert
2726 to the pointer type.
2727 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
2728 instead of PLUS_EXPR for adding to a pointer.
2729 (std_gimplify_va_arg_expr): Use fold_build2 for
2730 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
2731 the operands to sizetype first and then cast the BIT_AND_EXPR
2732 back to the pointer type.
2733 * fold-const.c (build_range_check): Handle pointer types
2735 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
2736 of PLUS_EXPR's. Make sure the offset is converted to
2738 (try_move_mult_to_index): Strip the NOPs from the offset.
2739 Remove code argument and replace all uses with PLUS_EXPR.
2740 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
2741 specially. Don't use a pointer type for MINUS_EXPR.
2742 (fold_unary): Handle for (T1)(X op Y),
2743 only p+ as that is the only as that can be handled for
2744 binary operators now.
2745 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
2747 <case PLUS_EXPR>: Add folding of PTR+INT into
2749 Don't call try_move_mult_to_index.
2750 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
2751 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
2752 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
2753 Don't call try_move_mult_to_index.
2754 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
2755 (tree_expr_nonzero_p): Likewise.
2756 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
2757 of PLUS_EXPR for the complex expression folding.
2758 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
2759 first chrec is a pointer type, then the second should
2760 be sizetype and not the first's type.
2761 For POINTER_PLUS_EXPR, use a different right hand side type.
2762 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2763 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
2764 different right hand side type.
2765 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2766 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
2767 instead of PLUS_EXPR.
2768 When either operand is zero, convert the other operand.
2769 (chrec_apply): Use chrec_convert_rhs
2770 on the argument x instead of chrec_convert.
2771 (reset_evolution_in_loop): For pointer types, the new_evol
2773 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
2774 different right hand side type.
2775 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2776 (chrec_convert_rhs): New function.
2777 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
2778 different right hand side type.
2779 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2780 * tree-chrec.h (chrec_convert_rhs): New prototype.
2781 (build_polynomial_chrec): For pointer types, the right hand
2782 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
2783 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
2784 Remove subtraction case as it is always addition now.
2785 Make sure the offset is converted to sizetype.
2786 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
2787 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
2788 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
2789 PLUS_EXPR in pointer type.
2790 Handle POINTER_PLUS_EXPR.
2791 (tree_to_aff_combination): Likewise.
2792 (force_expr_to_var_cost): Likewise.
2793 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
2794 instead of PLUS_EXPR for pointers.
2795 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
2796 instead of PLUS_EXPR of pointer types.
2797 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
2799 (check_va_list_escapes): Likewise.
2800 (check_all_va_list_escapes): Likewise.
2801 * dwarf2out.c (loc_descriptor_from_tree_1):
2802 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
2803 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
2804 (string_constant): Likewise.
2805 * tree-ssa-address.c (tree_mem_ref_addr): When adding
2806 the offset to the base, use POINTER_PLUS_EXPR.
2807 (add_to_parts): Convert the index to sizetype.
2808 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
2809 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
2810 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
2811 Offset only holds something for PLUS_EXPR.
2812 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
2814 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
2816 (analyze_accesses_for_modify_stmt): Likewise.
2817 Remove comment about the type being integral type as it is
2819 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
2821 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
2823 Correct the type which the artimentic is done in (is now
2826 * tree-data-ref.c (split_constant_offset): Handle
2828 * tree-affine.c (tree_to_aff_combination): Likewise.
2829 * c-typeck.c (build_unary_op): For pointers create the increment
2830 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
2832 * gimplify.c (gimplify_self_mod_expr): Create a
2833 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2834 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
2835 * tree.def (POINTER_PLUS_EXPR): New tree code.
2836 * tree-predcom.c (ref_at_iteration): If we have a pointer
2837 type do the multiplication in sizetype.
2838 * tree-mudflap.c (mf_xform_derefs_1): Create a
2839 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2840 * tree-ssa-forwprop.c
2841 (forward_propagate_addr_into_variable_array_index):
2842 Don't expect there to be a cast for the index as that
2843 does not exist anymore.
2844 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
2845 instead of PLUS_EXPR.
2846 Don't check for the first operand of the POINTER_PLUS_EXPR
2847 was the index as it cannot be.
2848 Call forward_propagate_addr_into_variable_array_index with
2849 the SSA_NAME instead of the statement.
2850 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
2851 (compare_constant): Likewise.
2852 (copy_constant): Likewise.
2853 (compute_reloc_for_constant): Likewise.
2854 (output_addressed_constants): Likewise.
2855 (initializer_constant_valid_p): Likewise.
2856 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
2857 Convert the MIN/MAX of the inner type to the outer
2858 type before comparing them.
2859 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
2860 POINTER_PLUS_EXPR instead of PLUS_EXPR.
2861 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
2862 of PLUS_EXPR for pointers.
2863 * tree-inline.c (estimate_num_insns_1): Handle
2865 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
2866 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2867 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
2868 instead of PLUS_EXPR for the pointer increment statement.
2869 (vect_update_ivs_after_vectorizer): For pointer types, create
2870 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
2871 MULT_EXPR in sizetype.
2872 (vect_gen_niters_for_prolog_loop): Add a cast when creating
2874 * tree-object-size.c (plus_expr_object_size): Handle
2875 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
2876 code which is trying to figure out which side is a pointer and
2878 (check_for_plus_in_loops_1): Likewise.
2879 (check_for_plus_in_loops): Likewise.
2880 * c-common.c (pointer_int_sum): Create a
2881 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2882 * tree-ssa-structalias.c (handle_ptr_arith): Handle
2883 only POINTER_PLUS_EXPR. Removing all the extra
2884 code which is trying to figure out which side is a pointer and
2886 * tree-cfg.c (verify_expr): Add extra checking for pointers and
2887 PLUS_EXPR and MINUS_EXPR.
2888 Also add checking to make sure the operands of POINTER_PLUS_EXPR
2890 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
2891 with make_tree, instead of a pointer type.
2892 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
2893 for pointers instead of PLUS_EXPR.
2894 (s390_gimplify_va_arg): Likewise.
2895 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
2896 instead of PLUS_EXPR when doing addition on pointer
2897 types. Use sizetype for the second operand.
2898 (spu_gimplify_va_arg_expr): Likewise.
2899 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
2900 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
2901 a pointer. Don't create a BIT_AND_EXPR for pointer types.
2902 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
2903 for the pointer addition and also use size_int/sizetype
2905 (ix86_gimplify_va_arg): Likewise.
2906 Perform BIT_AND_EXPR on sizetype arguments.
2907 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
2908 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
2909 for the pointer additions and also use size_int for the offsets.
2910 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
2911 additions and also use size_int for the offsets. Perform
2912 BIT_AND_EXPR on sizetype arguments.
2913 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
2914 POINTER_PLUS_EXPR for pointers and create the
2915 BIT_AND_EXPR in sizetype.
2916 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
2917 instead of PLUS_EXPR for pointer addition.
2918 (rs6000_va_start): Likewise.
2919 Also use sizetype for the offset.
2920 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
2921 as PLUS_EXPR/MINUS_EXPR.
2922 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
2923 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
2924 Don't use BIT_AND_EXPR on a pointer type, convert the
2925 expression to sizetype first.
2926 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
2928 (mips_gimplify_va_arg_expr): Likewise.
2929 Don't create BIT_AND_EXPR in a pointer type.
2931 2007-06-15 Eric Christopher <echristo@apple.com>
2933 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
2934 (x86_64-*-darwin*): Ditto.
2935 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
2938 2007-06-15 Matthew Wilcox <matthew@wil.cx>
2940 * doc/extend.texi: Document behavior of __attribute__((aligned))
2943 2007-06-15 Mark Mitchell <mark@codesourcery.com>
2945 * rtlanal.c (note_stores): Improve documentation.
2947 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
2949 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
2950 LOCAL_LABEL_PREFIX): Delete.
2951 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
2952 (bfin_internal_label): Delete.
2954 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
2956 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
2957 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
2958 otherwise define to LIBGCC2_TF_CEXT.
2959 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
2960 (LIBGCC_TF_CEXT): Ditto.
2963 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
2965 PR rtl-optimization/32339
2966 * df-scan.c (df_uses_record): Don't modify flags but just add to
2967 it for df_ref_record.
2969 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
2971 * tree-mudflap.c: Fix whitespace issues.
2973 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
2975 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
2977 2007-06-14 Eric Christopher <echristo@apple.com>
2979 * config/i386/sse.md (movdi_to_sse): Rewrite body.
2980 (movv4sf): Use gcc_unreachable instead of abort.
2982 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
2985 * config/i386/sfp-machine.h (CMPtype): New define.
2986 (mach stubs): Use CMPtype instead of int as a return type.
2988 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
2990 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
2991 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
2992 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
2993 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
2994 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
2995 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
2996 config/soft-fp/soft-fp.h: Update from glibc CVS.
2998 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
3000 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
3002 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
3005 * config/v850/v850.c: Include dataflow header file.
3006 (substitute_ep_register): Fix typo.
3008 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3010 * configure.ac: Fix earlier checkin.
3011 * configure: Regenerated.
3013 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3015 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
3016 * aclocal.m4: Regenerate.
3017 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
3018 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
3019 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
3020 * configure: Regenerate.
3021 * Makefile.in (LOOSE_WARN): Subst loose_warn.
3023 * Makefile.in (quickstrap): Build libgcc too.
3025 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3027 * configure.ac: Add --enable-checking=df. Explicitly mention that
3028 the variables are initialized as for "release".
3029 * df-core.c: Use it.
3030 * configure: Regenerate.
3031 * config.in: Regenerate.
3033 2007-06-14 Bob Wilson <bob.wilson@acm.org>
3035 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
3036 validate_replace_rtx instead of replace_rtx.
3037 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
3039 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
3041 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
3042 (DWARF2_UNWIND_INFO): Override default if configured with
3044 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
3045 (ENDFILE_SPEC): Add crtend.o.
3046 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
3047 (ENDFILE_SPEC): Add crtend.o.
3048 (TARGET_USE_JCR_SECTION): Define.
3049 (MD_UNWIND_SUPPORT): Define for 32-bit target.
3051 * config/i386/cygming-crtbegin.c: New file.
3052 * config/i386/cygming-crtend.c: New file.
3054 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
3056 * config/i386/w32-unwind.h: New file.
3058 2007-06-13 Eric Christopher <echristo@apple.com>
3060 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
3061 the user set a value below STACK_BOUNDARY.
3063 2007-06-13 Thiemo Seufer <ths@networkno.de>
3065 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
3066 imply -lpthread for -pthread.
3068 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
3070 * basic-block.h: Remove the prototype for
3071 free_basic_block_vars.
3072 * cfglayout.h: Remove the prototype for
3073 insn_locators_initialize.
3074 * tree.h: Remove the prototype for emit_line_note.
3076 * tree-ssa-pre.c (mergephitemp): Remove.
3077 (init_pre): Don't use mergephitemp.
3079 2007-06-13 Eric Christopher <echristo@apple.com>
3081 * config/i386/i386.c (override_options): If we've specified
3082 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
3084 2007-06-13 Bob Wilson <bob.wilson@acm.org>
3086 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
3089 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
3091 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
3092 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
3093 (eh_store_handler): New pattern.
3094 (eh_return): Emit it instead of a plain move.
3096 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
3098 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
3099 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
3100 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
3103 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
3105 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
3106 (find_next_insn_start, find_load): New functions.
3107 (bfin_reorg): Use them to deal with the fact that parallel insns are
3108 no longer represented as a SEQUENCE.
3110 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3112 * config/sparc/sparc.c (sparc_override_options): Initialize
3115 2007-06-13 Dave Korn <dave.korn@artimi.com>
3117 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
3120 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
3122 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
3123 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
3124 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
3125 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
3126 tree-vect-transform.c: Fix comment typos. Follow spelling
3129 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
3131 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
3132 to the exit block use set.
3133 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
3134 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
3135 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
3137 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
3139 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
3140 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
3141 to indicate an error.
3142 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
3144 (dbg_cnt_process_opt): Print an error on a bad argument.
3145 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
3146 * common.opt (-fdbg-cnt-list): New.
3147 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
3149 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
3151 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
3152 flag on ref-all pointers.
3154 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
3157 * expr.c (expand_expr_addr_expr_1): Call expand_expr
3158 for the offset with the modifier as EXPAND_INITIALIZER
3159 if the modifier is EXPAND_INITIALIZER.
3160 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
3161 a register if we had an overflow.
3163 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3165 * real.c (real_isfinite): New.
3166 (real_sqrt): Use it.
3167 * real.h (real_isfinite): New.
3168 * builtins.c: Use it.
3170 2007-06-12 Ian Lance Taylor <iant@google.com>
3171 Daniel Berlin <dberlin@dberlin.org>
3174 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
3175 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
3176 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
3177 (DECL_NO_TBAA_P): Define.
3178 (struct tree_decl_common): Add no_tbaa_flag field.
3179 * tree-ssa-structalias.c (struct variable_info): Add
3180 no_tbaa_pruning field.
3181 (new_var_info): Initialize no_tbaa_pruning field.
3182 (unify_nodes): Copy no_tbaa_pruning field.
3183 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
3184 (dump_solution_for_var): Print no_tbaa_pruning flag.
3185 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
3187 (compute_tbaa_pruning): New static function.
3188 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
3189 Call compute_tbaa_pruning.
3190 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
3191 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
3192 * gimple-low.c (lower_stmt): Likewise.
3193 * tree-gimple.c (is_gimple_stmt): Likewise.
3194 * tree-ssa-operands.c (get_expr_operands): Likewise.
3195 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3196 * tree-inline.c (estimate_num_insns_1): Likewise.
3197 (copy_result_decl_to_var): Likewise.
3198 * expr.c (expand_expr_real_1): Likewise.
3199 * tree-pretty-print.c (dump_generic_node): Likewise.
3200 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
3201 * omp-low.c (omp_copy_decl_2): Likewise.
3202 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
3203 * doc/c-tree.texi (Expression trees): Document
3204 CHANGE_DYNAMIC_TYPE_EXPR.
3206 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3208 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
3209 with !HONOR_NANS and !HONOR_INFINITIES.
3210 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
3212 2007-06-12 Tristan Gingold <gingold@adacore.com>
3214 * gcov.c: Comments updated.
3215 (source_info): Add file_time field.
3216 (source_index): New variable.
3217 (mutiple_files): New variable.
3218 (generate_results): New function extracted from process_file.
3219 (process_file): Save and restore chain of functions, generate
3220 results and free structures only if not merging results.
3221 (release_structures): File names are now freed in create_file_names
3222 (create_file_names): Free previous file names.
3223 (find_source): File date is now read here and modifications in
3224 source files is checked here.
3225 (read_graph_file): Only reverse order of functions for the current
3227 (make_gcov_file_name): Do not generate long names if input_name is
3229 (output_lines): If merging results do not display graph, data and
3231 Checking source file modification is done in find_source.
3233 * doc/gcov.texi: Append an s to sourcefile.
3235 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
3237 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
3238 (forced_nop): New pattern.
3239 * config/bfin/bfin.c: Include "df.h".
3240 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
3241 (bfin_discover_loop): Use df_get_live_in instead of
3242 global_live_at_start.
3243 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
3244 df_analyze when done.
3245 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
3246 the insns. Use QImode for the final insn in a bundle. Call
3247 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
3249 (reorder_var_tracking_notes): New function.
3250 (bfin_reorg): Pass no argument to split_all_insns. Don't call
3251 update_life_info. Call df_analyze after scheduling and bundle
3252 generation. Call reorder_var_tracking_notes if generating these
3253 notes. Call df_finish_pass at the end.
3255 2007-06-12 Dirk Mueller <dmueller@suse.de>
3257 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
3258 a comparison, not an assignment.
3260 2007-06-12 Olivier Hainque <hainque@adacore.com>
3262 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
3263 Request walking the subtrees only, leaving the current is_lhs/val_only
3265 (convert_non_local_reference): Likewise.
3267 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
3269 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
3271 2007-06-12 Richard Guenther <rguenther@suse.de>
3273 PR tree-optimization/15353
3274 PR tree-optimization/31657
3275 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
3276 * timevar.def: Add TV_TREE_IFCOMBINE.
3277 * tree-pass.h (pass_tree_ifcombine): Declare.
3278 * tree-ssa-ifcombine.c: New file.
3279 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
3280 * tree-flow.h (blocks_in_phiopt_order): Declare.
3281 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
3282 (tree-ssa-ifcombine.o): New dependencies.
3284 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
3286 PR rtl-optimization/32293
3287 * combine.c (simplify_if_then_else): Truncate return from
3288 nonzero_bits() to correct mode.
3290 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
3292 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
3293 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
3295 2007-06-11 Diego Novillo <dnovillo@google.com>
3297 * Makefile.in (reload1.o-warn): Remove.
3299 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
3301 * combine.c (subst): Use reg_overlap_mentioned_p
3302 instead of comparing register numbers directly.
3304 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3306 * reload1.c (mark_home_live_1): Use the mode parameter.
3308 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3310 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
3311 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
3315 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
3317 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
3319 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3321 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
3322 from integer registers.
3323 (FP mode splitters): Handle TFmode.
3325 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
3327 * tree-ssa-structalias.c (find_what_p_points_to): Return false
3328 for ref-all pointers that point-to anything.
3330 2007-06-11 Joseph Myers <joseph@codesourcery.com>
3332 * config/arm/arm.c (arm_output_dwarf_dtprel,
3333 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
3335 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
3337 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
3338 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
3341 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
3343 * gcc/tree.c (signed_or_unsigned_type_for): New.
3344 (unsigned_type_for): Use signed_or_unsigned_type_for.
3345 (signed_type_for): Use signed_or_unsigned_type_for.
3346 * gcc/tree.h (signed_or_unsigned_type_for): New.
3347 (get_signed_or_unsigned_type): Remove.
3348 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
3349 lang_hooks.types.signed_type
3350 (size_diffop): Likewise.
3351 (all_ones_mask_p): Likewise.
3352 (build_range_check): Likewise.
3353 (fold_cond_expr_with_comparison): Likewise.
3354 (fold_cond_expr_with_comparison): Likewise.
3355 (unextend): Likewise.
3356 (extract_muldiv_1): Likewise.
3357 (fold_single_bit_test_into_sign_test): Likewise.
3358 (fold_binary): Likewise.
3359 (fold_ternary): Likewise.
3360 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
3361 instead of get_signed_or_unsigned_type.
3362 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
3363 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
3364 * gcc/expr.c (signed_or_unsigned_type_for): Use
3365 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
3366 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
3367 (lhd_signed_or_unsigned_type): Remove.
3368 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
3369 signed_or_unsigned_type.
3370 (lhd_signed_or_unsigned_type): Remove.
3371 * gcc/expmed.c (make_tree): Use signed_type_for instead of
3372 lang_hooks.types.signed_type.
3373 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
3374 c_common_signed_type instead of lang_hooks.types.signed_type.
3375 (c_common_unsigned_type): New.
3376 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
3377 (shorten_compare): Use c_common_unsigned_type instead of
3378 c_common_signed_or_unsigned_type.
3379 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
3381 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
3382 lang_hooks.types.signed_type.
3383 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
3384 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
3385 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
3386 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
3387 instead of unsigned_type_for.
3388 * gcc/c-decl.c (groakdeclarator): Likewise.
3389 * gcc/c-typeck.c (convert_for_assignment): Likewise.
3390 * gcc/c-common.h (c_common_unsigned_type): New.
3392 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3395 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
3396 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
3398 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3401 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
3402 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
3404 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
3405 Sebastian Pop <sebpop@gmail.com>
3407 * lambda-code.c (remove_iv): New.
3408 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
3410 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
3412 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
3413 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
3414 * tree-ssa-loop-prefetch.c: Include optabs.h.
3415 (FENCE_FOLLOWING_MOVNT): New macro.
3416 (struct mem_ref): Add independent_p and storent_p fields.
3417 (record_ref): Initalize the new fields.
3418 (gather_memory_references_ref): Return true if the reference
3420 (gather_memory_references): Check whether all memory accesses
3421 in loop were recorded.
3422 (should_issue_prefetch_p): Return false for nontemporal stores.
3423 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
3424 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
3425 (determine_loop_nest_reuse): Detect independent memory references.
3426 (loop_prefetch_arrays): Call mark_nontemporal_stores.
3427 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
3428 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
3429 * config/i386/i386.h (x86_mfence): Declare.
3430 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
3431 * config/i386/i386.c (x86_mfence): New variable.
3432 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
3434 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
3435 * optabs.c (init_optabs): Initialize storent_optab.
3436 * optabs.h (enum optab_index): Add OTI_storent.
3437 (storent_optab): Declare.
3438 * genopinit.c (optabs): Add initialization for storent_optab.
3439 * tree.h (MOVE_NONTEMPORAL): New macro.
3440 * expr.c (expand_assignment, store_expr, store_constructor_field,
3441 store_constructor, store_field, expand_expr_real_1): Propagate
3442 nontemporality of the expanded store.
3443 (emit_storent_insn): New function.
3444 * expr.h (expand_assignment, store_expr): Declaration changed.
3445 * function.c (assign_parm_setup_reg): Pass false as nontemporality
3446 to expand_assignment.
3447 * stmt.c (expand_asm_expr): Ditto.
3448 * calls.c (initialize_argument_information): Pass false as
3449 nontemporality to store_expr.
3450 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
3453 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
3455 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
3457 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
3459 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
3461 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
3462 and allow DECL_P here.
3464 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
3466 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
3467 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
3468 track of the size of the expression.
3469 * cfghooks.c (merge_blocks): Remove block from loops structure only
3470 after call of the merge_blocks hook.
3472 2007-06-09 Tom Tromey <tromey@redhat.com>
3474 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
3475 (deprecated_state): Removed.
3476 (start_decl): Update.
3477 (enum deprecated_states): Moved earlier.
3478 (groktypename): Update.
3479 (push_parm_decl): Likewise.
3480 (grokfield): Likewise.
3481 (start_function): Likewise.
3483 2007-06-09 Ian Lance Taylor <iant@google.com>
3485 PR tree-optimization/32169
3486 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
3487 CONVERT_EXPR, check whether min and max both converted to an
3488 overflow infinity representation.
3490 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
3492 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
3493 not inserted on the edge.
3495 2007-06-08 Bob Wilson <bob.wilson@acm.org>
3497 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
3498 instructions if they are supported.
3499 (__divsi3, __umodsi3, __modsi3): Likewise.
3500 (__ashldi3, __ashrdi3, __lshrdi3): New.
3501 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
3503 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
3504 Tony Linthicum <tony.linthicum@amd.com>
3506 * doc/invoke.texi: Add fvect-cost-model flag.
3507 * common.opt (fvect-cost-model): New flag.
3508 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
3509 cost fields in stmt_vec_info struct for STMT.
3510 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
3511 fields in stmt_vec_info struct and access functions for the same.
3512 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
3513 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
3514 load, store and vector to scalar operation.
3515 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
3516 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
3517 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
3518 (TARG_VEC_STORE_COST): Define cost of vector store.
3519 (vect_estimate_min_profitable_iters): Define new function.
3520 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
3521 check to evaluate if loop iterations are less than minimum profitable
3522 iterations determined by cost model or minimum vect loop bound defined
3523 by user, whichever is more conservative.
3524 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
3525 run-time check to evaluate if loop iterations are less than minimum
3526 profitable iterations determined by cost model or minimum vect loop
3527 bound defined by user, whichever is more conservative.
3528 (vect_estimate_min_profitable_iterations): New function to estimate
3529 mimimimum iterartions required for vector version of loop to be
3530 profitable over scalar version.
3531 (vect_model_reduction_cost): New function.
3532 (vect_model_induction_cost): New function.
3533 (vect_model_simple_cost): New function.
3534 (vect_cost_strided_group_size): New function.
3535 (vect_model_store_cost): New function.
3536 (vect_model_load_cost): New function.
3537 (vectorizable_reduction): Call vect_model_reduction_cost during
3539 (vectorizable_induction): Call vect_model_induction_cost during
3541 (vectorizable_load): Call vect_model_load_cost during analysis phase.
3542 (vectorizable_store): Call vect_model_store_cost during analysis phase.
3543 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
3544 vectorizable_promotion, vectorizable_demotion): Call
3545 vect_model_simple_cost during analysis phase.
3547 2007-06-08 Simon Baldwin <simonb@google.com>
3549 * reg-stack.c (get_true_reg): Readability change. Moved default case
3550 label into direct switch statement scope.
3552 2007-06-08 Simon Baldwin <simonb@google.com>
3554 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
3555 in gcc_assert() with '==' comparison.
3557 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3559 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
3560 TARGET_ABM handling of x86_popcnt variable.
3562 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3564 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
3565 __builtin_copysignq and __builtin_infq built-in functions.
3567 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3569 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
3570 SSE4.2 section. Correct built-in function names in SSE4A section.
3572 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3574 PR tree-optimization/32243
3575 * tree-vect-transform.c (vectorizable_type_promotion): Move check
3576 for ncopies after ratio check between nunits_out and nunits_in.
3577 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
3579 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
3581 PR tree-optimization/32224
3582 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
3583 vectorization upon a non GIMPLE_MODIFY_STMT.
3585 2007-06-08 Christian Bruel <christian.bruel@st.com>
3588 * config/sh/sh.md (doloop_end): New pattern and splitter.
3589 * loop-iv.c (simple_rhs_p): Check for hardware registers.
3591 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
3594 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
3596 (verify_dominators): Do not change dominance tree.
3598 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
3600 * config/sh/constraints.md: New file.
3601 * config/sh/sh.c: Include tm-constrs.h.
3602 (reg_class_from_letter): Remove.
3603 (prepare_cbranch_operands): Use satisfies_constraint_*
3604 function instead of macro.
3605 (andcosts, broken_move, sh_secondary_reload): Likewise.
3606 * config/sh/predicates.md (trapping_target_operand): Likewise.
3607 (and_operand, arith_operand, arith_reg_or_0_operand,
3608 cmp_operand, logical_operand, target_operand,
3609 ua_address_operand, ua_offset, xor_operand): Likewise.
3610 * config/sh/sh.md: Include constraints.md.
3611 (*movsicc_t_false): Use satisfies_constraint_* function
3613 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
3614 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
3615 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
3616 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
3617 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
3618 (REG_CLASS_FROM_CONSTRAINT): Remove.
3619 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
3620 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
3621 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
3622 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
3623 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
3624 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
3625 function instead of macro.
3626 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3627 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
3628 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
3629 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
3630 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
3631 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
3632 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
3633 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
3634 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
3635 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
3636 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
3637 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
3638 EXTRA_CONSTRAINT_STR): Likewise.
3639 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
3641 2007-06-07 Geoffrey Keating <geoffk@apple.com>
3643 * config/i386/darwin.h (STACK_BOUNDARY): Define.
3645 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
3648 * c-common.h (flag_cpp0x): Replaced by...
3649 (cxx_dialect): ... this new variable specifying the C++ dialect that
3651 * c-common.c (flag_cpp0x): Removed.
3652 (cxx_dialect): Defined.
3653 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
3655 * c-opts.c (c_common_post_options): Likewise.
3656 (set_std_cxx98): Set cxx_dialect to cxx98.
3657 (set_std_cxx0x): Set cxx_dialect to cxx0x.
3659 2007-06-07 Geoffrey Keating <geoffk@apple.com>
3660 Hui-May Chang <hm.chang@apple.com>
3662 * doc/invoke.texi (Darwin Options): Update documentation for
3663 -mmacosx-version-min.
3664 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
3665 * config/darwin-driver.c: New file.
3666 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
3667 * config/t-darwin (darwin-driver.o): New rule.
3669 * config/darwin-c.c (version_as_macro): Ignore low digit.
3671 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
3673 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
3674 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
3675 (CSGNMODE): New mode macro.
3676 (CSGNVMODE): New mode attribute.
3677 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
3678 expander using CSGNMODE mode macro. Handle TFmode.
3679 (copysign<mode>3_const): Rename from copysignsf3_const and
3680 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
3682 (copysign<mode>3_var): Rename from copysignsf3_var and
3683 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
3685 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
3686 mode macro. Handle TFmode.
3687 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
3688 (iortf3, *iortf3): Ditto.
3689 (xortf3, *xortf3): Ditto.
3690 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
3691 TFmode and TImode masks.
3692 (ix86_expand_copysign): Expand TFmode copysign insn.
3693 (IX86_BUILTIN_INFQ): New.
3694 (IX86_BUILTIN_FABSQ): Ditto.
3695 (IX86_BUILTIN_COPYSIGNQ): Ditto.
3696 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
3697 [__builtin_fabsq]: Ditto.
3698 [__builtin_copysignq]: Ditto.
3699 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
3700 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
3701 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
3702 ix86_expand_binop_builtin().
3704 2007-06-07 Bob Wilson <bob.wilson@acm.org>
3706 * config/xtensa/lib1funcs.asm: Clean up whitespace.
3708 2007-06-07 Steve Ellcey <sje@cup.hp.com>
3711 * rtl.h (push_to_sequence2): New.
3712 * emit-rtl.c (push_to_sequence2): New.
3713 * function.c (assign_parm_data_all): Add new fields.
3714 (assign_parm_setup_block): Call push_to_sequence2 instead of
3716 (assign_parm_setup_reg): Ditto.
3717 (assign_parm_setup_stack): Ditto.
3718 (assign_parms_unsplit_complex): Ditto.
3719 (assign_parms): Change field name.
3721 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
3723 PR tree-optimization/32220
3724 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
3725 phi node is reached before defining statement.
3727 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3730 * tree-vect-transform.c (vectorizable_call): Call update_stmt
3731 after changing the right hand side of the assignment.
3733 2007-06-06 Eric Christopher <echristo@apple.com>
3735 * config.gcc (i?86-*-darwin*): Remove arch parameter.
3736 (x86_64-*-darwin*): Ditto.
3737 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
3738 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
3740 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3742 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
3744 (add_key): Likewise.
3745 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
3746 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
3748 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
3750 (add_cost_one_coalesce): Likewise.
3751 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
3752 variable names. Rename orig to orig_name for consistency.
3753 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
3755 (cprop_into_successor_phis): Avoid using C++ keywords as variable
3757 (record_equivalences_from_stmt): Likewise.
3758 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
3759 the coding conventions.
3760 (memory_ssa_name_same): Likewise.
3761 (dse_optimize_stmt): Likewise.
3762 (dse_record_phis): Likewise.
3763 (dse_finalize_block): Likewise.
3764 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
3765 keywords as variable names.
3766 (may_move_till): Cast according to the coding conventions.
3767 (force_move_till_expr): Avoid using C++ keywords as variable names.
3768 (force_move_till): Cast according to the coding conventions.
3769 (memref_hash): Likewise.
3770 (memref_eq): Likewise.
3771 (gather_mem_refs_stmt): Likewise.
3772 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
3773 using C++ keywords as variable names.
3774 (idx_find_step): Cast according to the coding conventions.
3775 (idx_record_use): Likewise.
3776 (find_depends): Likewise.
3777 (prepare_decl_rtl): Likewise.
3778 (mbc_entry_hash): Likewise.
3779 (mbc_entry_eq): Likewise.
3780 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
3781 (simplify_replace_tree): Avoid using C++ keywords as variable names.
3782 (idx_infer_loop_bounds): Cast according to the coding conventions.
3783 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
3784 * tree-ssa-math-opts.c (occ_new ): Likwise.
3785 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
3787 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
3789 (add_use_op): Likewise.
3790 (add_vop): Likewise.
3791 (add_vuse_op): Likewise.
3792 (add_vdef_op): Likewise.
3793 (get_expr_operands): Likewise.
3794 (push_stmt_changes): Use type safe memory macros.
3795 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
3796 keywords as variable names.
3797 (conditional_replacement): Likewise.
3798 (minmax_replacement): Likewise.
3799 (abs_replacement): Likewise.
3800 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
3802 (insert_fake_stores): Avoid using C++ keywords as variable names.
3803 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
3805 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
3806 (heapvar_insert): Use type safe memory macros.
3807 (new_var_info): Cast according to the coding conventions.
3808 (new_constraint): Likewise.
3809 (remove_preds_and_fake_succs): Use type safe memory macros.
3810 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
3812 (thread_single_edge): Likewise.
3813 (thread_through_loop_header): Likewise.
3815 2007-06-06 Eric Christopher <echristo@apple.com>
3817 * config/i386/i386.c (override_options): Move handling
3818 of TARGET_SUBTARGET* earlier.
3820 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
3822 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
3825 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
3827 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
3828 emited outside of basic block.
3829 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
3831 * rtl.h (delete_insn_chain): Declaration changed.
3832 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
3834 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
3835 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
3836 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
3837 to delete_insn_chain.
3838 (rtl_verify_flow_info_1): Verify that the insns in header and footer
3839 do not have bb field set.
3840 (rtl_verify_flow_info): Verify that insns between basic blocks do not
3842 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
3843 * cfgcleanup.c (try_optimize_cfg): Ditto.
3845 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3847 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
3848 (lambda_body_vector_new): Use type safe memory macros.
3849 (lambda_linear_expression_new): Likewise.
3850 (lambda_loopnest_new): Likewise.
3851 (lambda_lattice_new): Likewise.
3852 (replace_uses_equiv_to_x_with_y): Cast according to the coding
3853 conventions. Use type safe memory macros.
3854 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
3855 (lambda_body_vector_s): Likewise.
3856 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
3857 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
3859 2007-06-06 Richard Guenther <rguenther@suse.de>
3861 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
3862 if we need to schedule cfg_cleanup.
3863 (tree_ssa_forward_propagate_single_use_vars): Do so.
3865 2007-06-06 Ian Lance Taylor <iant@google.com>
3867 * fold-const.c (merge_ranges): If range_successor or
3868 range_predecessor fail, just return 0.
3870 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3872 PR tree-optimization/32216
3873 * tree-vectorizer.c (supportable_widening_operation): Determine
3874 signedness of FIX_TRUNC_EXPR from output operand.
3875 (supportable_narrowing_operation): Ditto.
3876 * tree-vect-generic.c (expand_vector_operations_1): Determine
3877 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
3880 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3882 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
3883 (struct pta): ...from here. Change flags to unsigned to avoid
3884 excessive casting (as it is used as a bit mask).
3885 (override_options): Add casts according to the coding convenventions.
3886 (x86_64_elf_unique_section): Likewise.
3887 (examine_argument): Avoid using C++ keywords as variable names.
3888 (construct_container): Likewise.
3889 (legitimize_pic_address): Likewise.
3890 (get_dllimport_decl): Cast according to the coding conventions. Use
3891 type safe memory macros.
3892 (legitimize_address): Cast according to the coding conventions.
3893 (emit_i387_cw_initialization): Corrected the type of slot to enum
3895 (ix86_init_machine_status): Use type safe memory macros.
3896 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
3897 (bdesc_pcmpistr): Likewise.
3898 (bdesc_crc32): Likewise.
3899 (bdesc_sse_3arg): Likewise.
3900 (bdesc_2arg): Likewise.
3901 (bdesc_1arg): Likewise.
3902 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
3903 (ix86_expand_sse_pcmpistr): Likewise.
3904 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
3905 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
3906 int to match the langhook definition.
3907 (ix86_builtin_conversion): Change the type of code to unsigned init to
3908 match the langhook definition.
3909 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
3911 (ix86_preferred_output_reload_class): Likewise.
3912 (ix86_cannot_change_mode_class): Likewise.
3913 (ix86_memory_move_cost): Likewise.
3914 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
3915 avoid excessive casting later on.
3916 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
3918 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3920 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
3921 as flags setting insn.
3922 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
3924 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3926 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
3927 (UNSPEC_ROUND): New.
3928 ("sse4_1_round<mode>2"): New insn pattern.
3929 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
3931 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
3932 expander using SSEMODEF mode macro. Expand using
3933 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3934 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
3935 expander using SSEMODEF mode macro. Expand using
3936 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3937 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
3938 expander using SSEMODEF mode macro. Expand using
3939 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3940 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
3941 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
3942 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
3945 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
3946 Sebastian Pop <sebpop@gmail.com>
3948 * lambda.h (build_linear_expr): New.
3949 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
3950 Use build_linear_expr, call fold and force_gimple_operand.
3951 (lambda_loopnest_to_gcc_loopnest): Check that there is
3952 something to insert.
3953 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
3955 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
3957 PR preprocessor/23479
3958 * doc/extend.texi: Document the 0b-prefixed binary integer
3961 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
3963 PR tree-optimization/32215
3964 * tree-vectorizer.c (supportable_widening_operation): Return false
3965 for unsupported FIX_TRUNC_EXPR tree code.
3966 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
3968 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
3970 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
3971 register on SPE targets. Change documentation to reflect
3973 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
3974 Change FIXED_SCRATCH to 14 and document why we're keeping r14
3975 out of the register allocation pool.
3976 (rs6000_reg_live_or_pic_offset_p): New function.
3977 (rs6000_emit_prologue): Move the actual saving of LR up to free
3978 r0 for holding r11. Split saving of SPE 64-bit registers into
3979 its own case. Ensure that offsets will always be in-range for
3980 'evstdd' by using r11 as a scratch register to point at the start
3981 of the SPE save area. Save r11 if necessary, as it is the static
3983 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
3984 into its own case. Ensure that offsets will always be in-range
3985 for 'evldd' by using r11 as a scratch register to point at the
3986 start of the SPE save area. Also adjust r11 when restoring
3987 the stack pointer to compensate for pre-loading r11.
3989 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
3991 * cfg.c (init_flow): Use type safe memory macros.
3992 (alloc_block): Likewise.
3993 (unchecked_make_edge): Likewise.
3994 (dump_flow_info): Avoid using C++ keywords as variable names.
3995 (copy_original_table_clear): Cast according to the coding conventions.
3996 (copy_original_table_set): Likewise.
3997 * cfgexpand (label_rtx_for_bb): Likewise.
3998 (expand_gimple_basic_block): Likewise.
3999 * cfghooks.c (dump_bb): Likewise.
4000 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
4002 (lv_add_condition_to_bb): Likewise.
4003 * cfglayout (relink_block_chain): Cast according to the coding
4005 (fixup_reorder_chain): Likewise.
4006 (fixup_fallthru_exit_predecessor): Likewise.
4007 * cfgloop.c (glb_enum_p): Likewise.
4008 (get_exit_description): Likewise.
4009 (dump_recorded_exit): Likewise.
4010 * cfgloop.h (enum loop_estimation): Move out of struct scope...
4011 (struct loop): ... from here.
4012 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
4014 * cfgrtl.c (rtl_create_basic_block): Likewise.
4015 (rtl_split_block): Likewise.
4016 (rtl_dump_bb): Likewise.
4017 (cfg_layout_split_block): Likewise.
4018 (init_rtl_bb_info): Use typesafe memory macros.
4020 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
4021 * graphds.h: Updated all usages of edge to graph_edge.
4022 * graphds.c: Likewise.
4023 * cfgloopanal.c: Likewise.
4025 2007-06-05 Ian Lance Taylor <iant@google.com>
4027 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
4028 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
4029 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
4031 (test_for_singularity): Likewise.
4033 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
4035 * config/i386/constraints.md ("Y2"): Replaced by ...
4037 * config/i386/i386.md: Likewise.
4038 * config/i386/mmx.md: Likewise.
4039 * config/i386/sse.md: Likewise.
4041 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
4043 * config/i386/constraints.md ("z"): Replaced by ...
4045 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
4046 (sse4_1_blendvps): Likewise.
4047 (sse4_1_pblendvb): Likewise.
4048 (sse4_2_pcmpestr): Likewise.
4049 (sse4_2_pcmpestrm): Likewise.
4050 (sse4_2_pcmpestr_cconly): Likewise.
4051 (sse4_2_pcmpistr): Likewise.
4052 (sse4_2_pcmpistrm): Likewise.
4053 (sse4_2_pcmpistr_cconly): Likewise.
4055 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
4057 * matrix-reorg.c (transform_access_sites): Fix computation.
4058 (transform_allocation_sites): Same.
4060 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4062 * config/i386/i386.c (override_options): Use
4063 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
4065 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4067 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
4068 (nonimm_not_xmm0_operand): Ditto.
4069 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
4070 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
4071 as operand[2] predicate. Require "z" class XMM register for
4072 operand[3]. Adjust asm template.
4073 ("sse4_1_blendvpd"): Ditto.
4074 ("sse4_1_pblendvb"): Ditto.
4075 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
4076 force op2 into xmm0 register for variable blend instructions.
4078 2007-06-04 Tom Tromey <tromey@redhat.com>
4080 * c-tree.h (start_enum): Update.
4081 (build_enumerator): Likewise.
4082 * c-decl.c (enum_next_value): Removed.
4083 (enum_overflow): Likewise.
4084 (start_enum): Add c_enum_contents argument. Don't use globals.
4085 (build_enumerator): Likewise.
4086 * c-tree.h (struct c_enum_contents): New struct.
4088 2007-06-04 Tom Tromey <tromey@redhat.com>
4090 * c-common.c (c_common_get_alias_set): Fix indentation.
4092 2007-06-04 Ian Lance Taylor <iant@google.com>
4094 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
4095 to overflow, reduce overflow infinity to regular infinity.
4096 (vrp_var_may_overflow): New static function.
4097 (vrp_visit_phi_node): Check vrp_var_may_overflow.
4099 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
4101 * stor-layout.c (layout_type): Remove duplicate code.
4103 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
4106 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
4107 before build_common_builtin_nodes ().
4109 2007-06-04 Steve Ellcey <sje@cup.hp.com>
4112 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
4114 2007-06-04 Jan Hubicka <jh@suse.cz>
4116 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
4117 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
4118 instead of _stat version.
4120 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
4122 PR tree-optimization/32194
4123 * tree-predcom.c (determine_offset): Check that both references have
4126 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
4128 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
4129 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
4130 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
4131 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
4132 Add argument to iterate_fix_dominators call.
4133 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
4134 * gcse.c (hoist_code): Change domby to vector.
4135 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
4136 Add argument to iterate_fix_dominators call.
4137 * loop-doloop.c (doloop_modify): Changed recount_dominator to
4138 recompute_dominator.
4139 * lambda-code.c (perfect_nestify): Ditto.
4140 * cfgloopanal.c: Include graphds.h.
4141 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
4142 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
4143 (mark_irreducible_loops): Use graphds_scc. Remove argument from
4145 * graphds.c: New file.
4146 * graphds.h: New file.
4147 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
4148 (get_dominated_by, get_dominated_by_region): Change return type to
4150 (verify_dominators): Recompute all dominators and compare the results.
4151 (recount_dominator): Renamed to ...
4152 (recompute_dominator): ... this. Do not check that the block is
4154 (iterate_fix_dominators): Reimplemented.
4155 (prune_bbs_to_update_dominators, root_of_dom_tree,
4156 determine_dominators_for_sons): New functions.
4157 * et-forest.c (et_root): New function.
4158 * et-forest.h (et_root): Declare.
4159 * Makefile.in (graphds.o): Add.
4160 (cfgloopanal.o): Add graphds.h dependency.
4161 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
4162 * basic-block.h (get_dominated_by, get_dominated_by_region,
4163 iterate_fix_dominators): Declaration changed.
4164 (recount_dominator): Renamed to ...
4165 (recompute_dominator): ... this.
4166 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
4167 (thread_through_all_blocks): Do not free dominance info.
4169 2007-06-03 Andreas Schwab <schwab@suse.de>
4171 * config/m68k/m68k.c (override_options): Don't override
4173 * config/m68k/m68k-modes.def (SF, DF): Define to use
4174 motorola_single_format and motorola_double_format, resp.
4175 * real.c (motorola_single_format): Renamed from
4176 coldfire_single_format.
4177 (motorola_double_format): Renamed from coldfire_double_format.
4178 (encode_ieee_extended): Generate a proper canonical NaN image
4179 respecting canonical_nan_lsbs_set.
4180 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
4182 * real.h: Adjust declarations.
4184 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
4187 * config/sh/sh.md (symGOT_load): Don't schedule insns when
4188 the symbol is generated with the stack protector.
4190 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
4192 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
4193 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
4195 * doc/extend.texi (interrupt): Mention m68k.
4197 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
4199 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
4200 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
4201 (ix86_expand_sse_pcmpestr): Do not check operands for
4202 "register_operand", when insn operand predicate is "register_operand".
4203 (ix86_expand_sse_pcmpistr): Ditto.
4205 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
4206 Uros Bizjak <ubizjak@gmail.com>
4208 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
4209 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
4210 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
4211 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
4212 * config/i386/constraints.md ("z"): New register constraint
4213 for members of SSE_FIRST_REG class.
4214 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
4215 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
4216 SSE_FIRST_REG class.
4217 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
4218 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
4219 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
4220 (IX86_BUILTIN_PCMPESTRM128): Likewise.
4221 (IX86_BUILTIN_PCMPESTRA128): Likewise.
4222 (IX86_BUILTIN_PCMPESTRC128): Likewise.
4223 (IX86_BUILTIN_PCMPESTRO128): Likewise.
4224 (IX86_BUILTIN_PCMPESTRS128): Likewise.
4225 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
4226 (IX86_BUILTIN_PCMPISTRI128): Likewise.
4227 (IX86_BUILTIN_PCMPISTRM128): Likewise.
4228 (IX86_BUILTIN_PCMPISTRA128): Likewise.
4229 (IX86_BUILTIN_PCMPISTRC128): Likewise.
4230 (IX86_BUILTIN_PCMPISTRO128): Likewise.
4231 (IX86_BUILTIN_PCMPISTRS128): Likewise.
4232 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
4233 (struct builtin_description): Change "flag" field to unsigned.
4234 (bdesc_pcmpestr): New builtin description table.
4235 (bdesc_pcmpistr): Likewise.
4236 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
4237 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
4238 Initialize pcmp[ei]str[im] insns for SSE4.2.
4239 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
4240 (ix86_expand_sse_pcmpistr): Likewise.
4241 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
4242 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
4243 (UNSPEC_PCMPISTR): Likewise.
4244 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
4245 (sse4_2_pcmpestri):New isns pattern.
4246 (sse4_2_pcmpestrm): Likewise.
4247 (sse4_2_pcmpestr_cconly): Likewise.
4248 (sse4_2_pcmpistr): New insn patern and splitter.
4249 (sse4_2_pcmpistri):New isns pattern.
4250 (sse4_2_pcmpistrm): Likewise.
4251 (sse4_2_pcmpistr_cconly): Likewise.
4252 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
4255 2007-06-01 David Daney <ddaney@avtrex.com>
4257 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
4258 LOADGP_ABSOLUTE and not binds_local_p.
4260 2007-06-01 Geoffrey Keating <geoffk@apple.com>
4262 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
4264 2007-06-01 Ian Lance Taylor <iant@google.com>
4266 * tree-vrp.c (compare_name_with_value): Always set
4267 used_strict_overflow if we get a result from the variable itself.
4269 2007-06-01 Ian Lance Taylor <iant@google.com>
4271 PR rtl-optimization/31455
4272 * lower-subreg.c (find_decomposable_subregs): Don't decompose
4273 subregs which have a cast between modes which are not tieable.
4275 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
4277 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
4278 breaks after return statements.
4280 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
4282 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
4283 only after no_new_pseudos.
4285 2007-05-31 Eric Christopher <echristo@apple.com>
4287 * expr.c (convert_move): Assert that we don't have a BLKmode
4289 (store_expr): Handle BLKmode moves by calling emit_block_move.
4291 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
4293 * c-typeck.c (build_indirect_ref): Include type in error message.
4294 (build_binary_op): Pass types to binary_op_error.
4295 * c-common.c (binary_op_error): Take two type arguments, print out
4297 * c-common.h (binary_op_error): Update prototype.
4299 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
4301 * config/i386/i386.c: Correct coments on -mno-sse4.
4303 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
4305 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
4306 (x86_64-*-*): Likewise.
4307 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
4308 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
4309 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
4310 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
4311 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
4312 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
4313 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
4314 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
4315 (OPTION_MASK_ISA_SSE4): Likewise.
4316 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
4317 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
4318 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
4319 (override_options): Support SSE4.2.
4320 (ix86_build_const_vector): Support SImode and DImode.
4321 (ix86_build_signbit_mask): Likewise.
4322 (ix86_expand_int_vcond): Support V2DImode.
4323 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
4324 (IX86_BUILTIN_CRC32HI): Likewise.
4325 (IX86_BUILTIN_CRC32SI): Likewise.
4326 (IX86_BUILTIN_CRC32DI): Likewise.
4327 (IX86_BUILTIN_PCMPGTQ): Likewise.
4328 (bdesc_crc32): Likewise.
4329 (bdesc_sse_3arg): Likewise.
4330 (ix86_expand_crc32): Likewise.
4331 (ix86_init_mmx_sse_builtins): Support SSE4.2.
4332 (ix86_expand_builtin): Likewise.
4333 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
4334 __SSE4_2__ for -msse4.2.
4335 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
4336 (CRC32MODE): Likewise.
4337 (crc32modesuffix): Likewise.
4338 (crc32modeconstraint): Likewise.
4339 (sse4_2_crc32<mode>): Likewise.
4340 (sse4_2_crc32di): Likewise.
4341 * config/i386/i386.opt (msse4.2): New for SSE4.2.
4343 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
4344 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
4345 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
4346 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
4347 (vcondu<mode>): Likewise.
4348 * doc/extend.texi: Document SSE4.2 built-in functions.
4349 * doc/invoke.texi: Document -msse4.2/-msse4.
4351 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
4353 PR tree-optimization/32160
4354 * tree-predcom.c (predcom_tmp_var): New function. Mark created
4355 variable as gimple reg.
4356 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
4358 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
4360 * gcc.c (main): Don't consider linker options when issuing the
4361 warning about a linker input file not being used.
4363 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4365 * tree-vrp.c (compare_names): Initialize sop.
4367 2007-05-30 Dirk Mueller <dmueller@suse.de>
4369 * cgraphunit.c (cgraph_analyze_function): Remove
4370 computation of inline parameters.
4372 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4374 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
4376 2007-05-30 Richard Sandiford <richard@codesourcery.com>
4378 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
4379 Add vx-common.h. Include vxworks.h between vx-common.h and
4381 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
4383 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
4384 (TARGET_ASM_DESTRUCTOR): Likewise.
4385 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
4386 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
4387 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
4388 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
4389 (VXWORKS_ENDIAN_SPEC): Define.
4390 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
4391 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
4392 VXWORKS_* equivalents.
4393 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
4394 (ASM_FILE_START): Delete.
4395 (TARGET_VERSION): Reformat.
4396 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
4397 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
4398 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
4399 (FPBIT, DPBIT): Define.
4400 (fp-bit.c, dp-bit.c): New rules.
4401 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
4402 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
4403 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
4404 * config/arm/arm.h: Include vxworks-dummy.h.
4405 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
4406 Mark with ATTRIBUTE_UNUSED.
4407 (arm_override_options): Do not allow VxWorks RTP PIC to be used
4408 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
4409 make it incompatible with -msingle-pic-base.
4410 (arm_function_ok_for_sibcall): Return false for calls that might
4411 go through a VxWorks PIC PLT entry.
4412 (require_pic_register): New function, split out from...
4413 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
4415 (arm_load_pic_register): Handle the VxWorks RTP initialization
4416 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
4417 (arm_emit_call_insn): New function.
4418 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
4419 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
4420 (pic_offset_arm): New pattern.
4421 (call, call_value): Use arm_emit_call_insn.
4422 (call_internal, call_value_internal): New expanders.
4423 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
4424 VxWorks unless __PIC__.
4426 2007-05-30 Eric Christopher <echristo@gmail.com>
4428 * genrecog.c: Include regs.h in generated file.
4429 * genemit.c: Ditto. Fix up formatting.
4430 * config/mn10300/constraints.md: New.
4431 * config/mn10300/mn10300.md: Include.
4432 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
4433 Fix up for removed macro.
4434 * config/mn10300/predicates.md (call_address_operand): Ditto.
4435 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
4436 (CONST_OK_FOR_I): Ditto.
4437 (CONST_OK_FOR_J): Ditto.
4438 (CONST_OK_FOR_K): Ditto.
4439 (CONST_OK_FOR_L): Ditto.
4440 (CONST_OK_FOR_M): Ditto.
4441 (CONST_OK_FOR_N): Ditto.
4442 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
4446 (EXTRA_CONSTRAINT): Ditto.
4448 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4450 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
4452 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
4453 OPTION_MASK_ISA_64BIT.
4454 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
4456 2007-05-30 Richard Guenther <rguenther@suse.de>
4459 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
4460 types for comparison.
4461 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
4462 with original typed arguments.
4463 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
4465 2007-05-30 Jakub Jelinek <jakub@redhat.com>
4467 PR tree-optimization/31769
4468 * except.c (duplicate_eh_regions): Clear prev_try if
4469 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
4471 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
4473 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
4474 * tree-ssa-sink.c (statement_sink_location): Return basic block and
4475 bsi of the location where statements should be inserted.
4476 (sink_code_in_bb): Take bsi from statement_sink_location.
4477 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
4478 instead of bsi_start.
4479 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
4481 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
4482 (bsi_move_before): Document inconsistency with bsi_move_after.
4483 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
4485 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4487 * config/i386/i386.h (TARGET_ABM): New define.
4488 (TARGET_POPCNT): Ditto.
4489 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
4490 New temporary defines to redefine from OPTION_ISA_* defines.
4491 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
4492 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
4493 (ix86_isa_flags): New extern int declaration.
4494 (TARGET_SUBTARGET_DEFAULT): New define.
4495 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
4496 (TARGET_SUBTARGET32_DEFAULT): Ditto.
4497 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
4498 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
4499 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
4500 * config/i386/darwin.h: Change TARGET_64BIT define to
4503 * config/i386/i386.opt (m3dnowa): Define as undocumented option
4504 using existing "ix86_isa_flags" varible.
4505 (m32, m64): Use existing "ix86_isa_flags" variable.
4506 (mmmx, m3dnow): Ditto.
4507 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
4508 (mabm): Define as non-negative option using "x86_abm" variable.
4509 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
4511 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
4512 Rewrite feature test bitmap.
4513 (ix86_isa_flags): New initialized global int varible.
4514 (ix86_isa_flags_explicit): New static int variable.
4515 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
4516 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
4517 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
4518 target_flags_explicit.
4519 (override_options): Remove "target_enable" and "target_disable" fields
4520 from "struct ptt". Update processor_target_table accordingly. Remove
4521 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
4522 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
4523 "target_flags" and "ix86_isa_flags_explicit" instead of
4524 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
4525 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
4526 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
4527 to true when either of PTA_POPCNT or PTA_ABM is set in
4528 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
4529 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
4530 processor_alias_table flags entry. Remove handling of
4531 "target_enable" and "target_disable" fields of processor_target_table.
4532 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
4533 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
4534 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
4535 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
4536 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
4538 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
4540 2007-05-29 David Daney <ddaney@avtrex.com>
4543 * config/mips/mips.c (mips_output_mi_thunk): Emit
4544 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
4546 2007-05-29 Hui-May Chang <hm.chang@apple.com>
4547 * config/i386/i386.c (ix86_function_regparm): Added checking of
4548 ix86_force_align_arg_pointer to determine the number of
4549 register parameters.
4551 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
4553 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
4554 (SET_DR_MISALIGNMENT): New.
4555 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
4556 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
4557 Use SET_DR_MISALIGNMENT.
4558 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
4560 * tree-data-ref.c (create_data_ref, compute_all_dependences,
4561 find_loop_nest): Export.
4562 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
4563 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
4564 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
4565 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
4567 (struct mem_ref): Add field reuse_distance.
4568 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
4569 Initialize reuse_distance field.
4570 (issue_prefetch_ref): Select temporality of prefetch according to
4572 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
4573 self_reuse_distance, determine_loop_nest_reuse): New functions.
4574 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
4575 (tree_ssa_prefetch_arrays): Dump L2 cache size.
4576 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
4579 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
4581 * tree-ssa-alias.c: Add aliasing overview.
4583 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
4584 Danny Smith <dannysmith@users.sourceforge.net>
4587 * config/i386/t-crtfm: Compile crtfastmath.o with
4588 -minline-all-stringops.
4589 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
4590 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
4592 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4594 * doc/md.texi: Document constraints on HP PA-RISC.
4596 * pa/constraints.md: New file.
4597 * pa.md: Include constraints.md.
4598 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
4599 (integer_store_memory_operand, ldil_cint_p): New functions.
4600 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
4601 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
4602 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
4603 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
4604 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
4606 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
4609 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
4610 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
4611 case POSTDECREMENT_EXPR>): Return the error_mark_node
4612 if either the real or imaginary parts would an
4615 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
4617 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
4618 name when we remove it from a call.
4620 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
4622 * targhooks.c (default_narrow_bitfield): Remove.
4623 * targhooks.h: Remove the prototype for
4624 default_narrow_bitfield.
4626 * langhooks-def.h: Remove the prototype for
4627 hook_get_alias_set_0.
4628 * langhooks.c (hook_get_alias_set_0): Remove.
4630 * global.c (EXECUTE_IF_CONFLICT): Remove.
4632 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4635 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
4636 return true when truth_value_p is true and the type
4639 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
4641 * doc/install.texi (Prerequisites): We no longer require Autoconf
4642 2.13 for the top-level.
4644 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
4646 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
4647 memory access via x86_expand_vector_move_misalign() only for
4648 TImode values on 32-bit targets.
4650 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
4652 * matrix-reorg.c: New file. Implement matrix flattening and
4653 transposing optimization.
4654 * tree-pass.h: Add matrix reorg pass.
4655 * common.opt: Add fipa-mreorg flag.
4656 * Makefile.in: Add matrix-reorg.c.
4657 * passes.c: Add matrix reorg pass.
4658 * varpool.c (add_new_static_var): New function.
4659 * cgraph.h (add_new_static_var): Declare.
4661 2007-05-27 Eric Christopher <echristo@apple.com>
4663 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
4664 sp_offset depending on stack size. Save r12 depending
4665 on registers we're saving later.
4666 (rs6000_emit_epilogue): Update sp_offset depending only
4669 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
4671 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
4672 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
4673 * ifcvt.c (if_convert): Ditto.
4674 * tree-ssa-threadupdate.c (thread_block): Ditto.
4675 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
4676 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
4677 verify_loop_closed_ssa): Check number_of_loops instead of
4679 * predict.c (tree_estimate_probability): Ditto.
4680 * tree-if-conv.c (main_tree_if_conversion): Ditto.
4681 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
4682 * modulo-sched.c (sms_schedule): Ditto.
4683 * tree-scalar-evolution.c (scev_const_prop): Ditto.
4684 (scev_finalize): Do not do anything if scev analysis was not
4686 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
4687 current_loops == NULL.
4688 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
4689 * loop-init.c (loop_optimizer_init): Do not free current_loops when
4691 (loop_optimizer_finalize): Assert that loops were analyzed.
4692 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
4693 rtl_doloop): Check number_of_loops instead of current_loops.
4694 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
4695 current_loops == NULL.
4696 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
4697 gate_tree_vectorize tree_linear_transform, check_data_deps,
4698 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
4699 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
4700 Check number_of_loops instead of current_loops.
4701 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
4702 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
4703 free loops if available.
4704 (execute_pre): Do not pass do_fre to fini_pre.
4706 2007-05-27 Tobias Burnus <burnus@net-b.de>
4709 * real.c (mpfr_from_real): Fix sign of -Inf.
4711 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
4713 * tree-vect-transform.c (vectorizable_conversion): Initialize
4714 tree_code variables to ERROR_MARK.
4715 (vectorizable_type_demotion): Likewise.
4716 (vectorizable_type_promotion): Likewise.
4718 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
4721 * config/i386/i386.md (movti): Handle push operands via
4724 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
4726 * basic-block.h: Remove the prototype for merge_seq_blocks.
4727 * cfgcleanup.c (merge_seq_blocks): Remove.
4729 * tree-flow.h: Remove the prototype for is_aliased_with.
4730 * tree-ssa-alias.c (is_aliased_with): Remove.
4732 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
4734 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
4736 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
4738 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
4739 ix86_expand_sse4_unpack if SSE4.1 is enabled.
4740 (vec_unpacks_hi_v16qi): Likewise.
4741 (vec_unpacku_lo_v16qi): Likewise.
4742 (vec_unpacks_lo_v16qi): Likewise.
4743 (vec_unpacku_hi_v8hi): Likewise.
4744 (vec_unpacks_hi_v8hi): Likewise.
4745 (vec_unpacku_lo_v8hi): Likewise.
4746 (vec_unpacks_lo_v8hi): Likewise.
4747 (vec_unpacku_hi_v4si): Likewise.
4748 (vec_unpacks_hi_v4si): Likewise.
4749 (vec_unpacku_lo_v4si): Likewise.
4750 (vec_unpacks_lo_v4si): Likewise.
4752 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
4754 * c-typeck.c, config/arm/arm.c, config/darwin.c,
4755 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
4756 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
4757 follow spelling conventions in various
4758 warning/error/diagnostic messages.
4760 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
4761 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
4762 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
4763 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
4764 tree-vrp.c: Fix comment typos. Follow spelling conventions.
4765 * doc/tm.texi: Follow spelling conventions.
4767 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4770 * tree-ssa-forwprop.c
4771 (forward_propagate_addr_into_variable_array_index): Remove
4772 the lhs argument. Use the type of def_rhs instead of lhs.
4773 (forward_propagate_addr_expr_1): Update use of
4774 forward_propagate_addr_into_variable_array_index.
4776 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
4777 Nigel Stephens <nigel@mips.com>
4779 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
4780 function attributes, "far" being an alias for "long_call".
4781 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
4782 (mips_near_type_p, mips_far_type_p): New.
4783 (mips_comp_type_attributes): New function to check that attributes
4784 attached to a function type are compatible.
4785 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
4786 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
4787 to the target function of the thunk.
4788 (mips_encode_section_info): Check for "near" and "far" function
4789 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
4791 * config/mips/predicates.md (const_call_insn_operand): Test only
4792 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
4794 * doc/extend.texi (Function Attributes): Document MIPS "near" and
4797 * testsuite/gcc.target/mips/near-far-1.c: New test case.
4798 * testsuite/gcc.target/mips/near-far-2.c: New test case.
4799 * testsuite/gcc.target/mips/near-far-3.c: New test case.
4800 * testsuite/gcc.target/mips/near-far-4.c: New test case.
4802 2007-05-25 Eric Christopher <echristo@apple.com>
4804 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
4805 to x86-darwin configurations.
4806 * config/i386/t-darwin: Add softfp support.
4807 * config/i386/t-darwin64: Ditto.
4808 * config/i386/sfp-machine.h: If mach then don't use
4809 aliasing, emit a stub to call.
4811 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
4813 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
4814 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
4815 tree-predcom.c, tree-ssa-alias-warnings.c,
4816 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
4817 comment typos. Follow spelling conventions.
4818 * doc/cpp.texi, doc/invoke.texi: Fix typos.
4820 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
4823 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
4824 constants into memory. Expand unaligned memory references for
4825 SSE modes via x86_expand_vector_move_misalign() function.
4827 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
4829 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
4830 "memory" attribute for "sseishft" type insn without operands[2].
4832 2007-05-25 Dirk Mueller <dmueller@suse.de>
4833 Marcus Meissner <meissner@suse.de>
4835 * doc/extend.texi (alloc_size): New attribute.
4836 * c-common.c (handle_alloc_size_attribute): New.
4837 * tree-object-size.c (alloc_object_size): Use alloc_size
4838 attribute, if available.
4840 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
4842 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
4844 (__builtin_ia32_vec_ext_v2di): Likewise.
4845 (__builtin_ia32_vec_ext_v4si): Likewise.
4846 (__builtin_ia32_vec_ext_v8hi): Likewise.
4847 (__builtin_ia32_vec_ext_v16qi): Likewise.
4848 (__builtin_ia32_vec_set_v8hi): Likewise.
4850 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
4852 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
4854 2007-05-25 Richard Sandiford <richard@codesourcery.com>
4856 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
4857 (arm_is_longcall_p): Rename to...
4858 (arm_is_long_call_p): ...this. Take a single tree argument and
4860 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
4861 (CUMULATIVE_ARGS): Remove call_cookie.
4862 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
4863 (ENCODED_LONG_CALL_ATTR_P): Delete.
4864 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
4865 LONG_CALL_FLAG_CHAR cases.
4866 (ARM_DECLARE_FUNCTION_SIZE): Delete.
4867 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
4868 ARM_DECLARE_FUNCTION_SIZE.
4869 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
4870 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
4871 (arm_encode_call_attribute, current_file_function_operand): Delete.
4872 (arm_function_in_section_p): New function.
4873 (arm_is_longcall_p): Rename to...
4874 (arm_is_long_call_p): ...this. Take the target function as a single
4875 argument and return a bool. Do not rely on call cookies. Check
4876 whether the target symbol is in the same section as the current
4877 function, not just the same compilation unit.
4878 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
4879 (arm_encode_section_info): Don't encode a call type.
4880 * config/arm/arm.md (call, call_value): Update calls to
4881 arm_is_long(_)call_p. Simplify logic.
4882 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
4883 Update calls to arm_is_long(_)call_p.
4885 2007-05-25 Richard Guenther <rguenther@suse.de>
4887 PR tree-optimization/31982
4888 * tree-ssa-forwprop.c
4889 (forward_propagate_addr_into_variable_array_index): Handle arrays
4890 with element size one.
4892 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
4894 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
4895 (umulsi3_highpart): Likewise.
4897 2007-05-24 Ian Lance Taylor <iant@google.com>
4899 PR rtl-optimization/32069
4900 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
4903 2007-05-24 Ollie Wild <aaw@google.com>
4905 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
4908 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
4910 * postreload-gcse.c (reg_changed_after_insn_p): New function.
4911 (oprs_unchanged_p): Use it to check all registers in a REG.
4912 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
4913 (reg_set_between_after_reload_p): Delete.
4914 (reg_used_between_after_reload_p): Likewise.
4915 (reg_set_or_used_since_bb_start): Likewise.
4916 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
4917 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
4918 Use reg_set_between_p instead of reg_set_between_after_reload_p.
4919 * rtlanal.c (reg_set_p): Check whether REG overlaps
4920 regs_invalidated_by_call, rather than just checking the
4921 membership of REGNO (REG).
4923 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
4925 * doc/passes.texi: Document predictive commoning.
4926 * doc/invoke.texi (-fpredictive-commoning): Document.
4927 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
4928 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
4929 adding indices to the generated name.
4930 (schedule_sm): Pass 0 to get_lsm_tmp_name.
4931 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
4932 * tree-pretty-print.c (op_symbol_1): Renamed to ...
4933 (op_symbol_code): ... and exported.
4934 (dump_omp_clause, op_symbol): Use op_symbol_code
4935 instead of op_symbol_1.
4936 * tree-pass.h (pass_predcom): Declare.
4937 * timevar.def (TV_PREDCOM): New timevar.
4938 * tree-ssa-loop.c (run_tree_predictive_commoning,
4939 gate_tree_predictive_commoning, pass_predcom): New.
4940 * tree-data-ref.c (find_data_references_in_loop): Find the
4941 references in dominance order.
4942 (canonicalize_base_object_address): Ensure that the result has
4944 (dr_analyze_innermost): Export.
4945 (create_data_ref): Code to fail for references with invariant
4947 (find_data_references_in_stmt): ... here.
4948 * tree-data-ref.h (dr_analyze_innermost): Declare.
4949 * tree-affine.c: Include tree-gimple.h and hashtab.h.
4950 (aff_combination_find_elt, name_expansion_hash,
4951 name_expansion_eq, tree_to_aff_combination_expand,
4952 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
4954 * tree-affine.h (aff_combination_constant_multiple_p,
4955 tree_to_aff_combination_expand): Declare.
4956 * tree-predcom.c: New file.
4957 * common.opt (fpredictive-commoning): New option.
4958 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
4959 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
4960 * Makefile.in (tree-predcom.o): Add.
4961 (tree-affine.o): Add TREE_GIMPLE_H dependency.
4962 * passes.c (init_optimization_passes): Add dceloop after
4963 copy propagation in loop optimizer. Add predictive commoning
4964 to loop optimizer passes.
4966 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
4968 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
4971 2007-05-24 Jan Hubicka <jh@suse.cz>
4973 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
4975 (genheader): Include statistics.h.
4977 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
4979 * print-rtl.c (flag_dump_unnumbered): Update comments.
4980 (print_rtl): Fix my previous change.
4981 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
4984 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
4987 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
4989 (thread_through_all_blocks): Call initialize_original_copy_tables
4990 and free_original_copy_tables.
4991 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
4993 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
4994 * cfghooks.c (duplicate_block): Use get_loop_copy.
4995 * cfg.c: Include cfgloop.h.
4996 (loop_copy): New hash table.
4997 (initialize_original_copy_tables): Initialize loop_copy table.
4998 (free_original_copy_tables): Free loop_copy table.
4999 (copy_original_table_clear, copy_original_table_set,
5000 set_loop_copy, get_loop_copy): New functions.
5001 (set_bb_original, set_bb_copy): Use copy_original_table_set.
5002 * cfgloop.h (struct loop): Remove copy field.
5003 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
5004 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
5006 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5008 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
5009 -msse/-msse2/-msse3.
5011 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5013 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
5014 __builtin_ia32_vec_set_v2di with MASK_64BIT.
5016 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
5019 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
5020 * targhooks.h (default_mangle_decl_assembler_name): Declare
5022 * targhooks.c (default_mangle_decl_assembler_name): Define
5024 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
5026 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
5027 * langhooks.c (lhd_set_decl_assembler_name): Call
5028 targetm.mangle_decl_assembler_name for names with global scope.
5030 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
5032 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
5033 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
5035 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
5036 New. Factored out of i386_pe_encode_section_info.
5037 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
5038 Move check for prior decoration of stdcall
5039 symbols to i386_pe_encode_section_info.
5040 (i386_pe_encode_section_info): Adjust call to
5041 gen_stdcall_or_fastcall_suffix. Use
5042 i386_pe_maybe_mangle_decl_assembler_name, if needed.
5043 (i386_pe_mangle_decl_assembler_name): New. Wrap
5044 i386_pe_maybe_mangle_decl_assembler_name.
5046 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
5048 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
5049 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
5050 * langhooks.c (get_signed_or_unsigned_type): Don't check for
5051 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
5052 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
5055 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
5056 Nigel Stephens <nigel@mips.com>
5057 Richard Sandiford <richard@codesourcery.com>
5059 Fix up MIPS16 hard float and add support for complex.
5061 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
5062 (TARGET_SOFT_FLOAT_ABI): New.
5063 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
5064 __mips_soft_float to reflect the ABI in use, not whether the
5065 FPU is directly accessible (e.g., in MIPS16 mode).
5066 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
5067 (UNITS_PER_FPVALUE): Likewise.
5069 * config/mips/mips.c (mips_expand_call): Remove redundant
5070 TARGET_MIPS16 check.
5071 (mips_arg_regno): New.
5072 (function_arg_advance): When setting bits in cum->fp_code for
5073 MIPS16, don't subtract 1 from cum->arg_number, since it is now
5075 (function_arg): Use mips_arg_regno.
5076 (mips_return_mode_in_fpr_p): New.
5077 (mips16_call_stub_mode_suffix): New.
5078 (mips16_cfun_returns_in_fpr_p): New.
5079 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
5080 (mips_output_function_prologue): Test mips16_hard_float, not
5081 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
5082 (mips_expand_epilogue): Call MIPS16 helper routines to copy
5083 return value into a floating-point register.
5084 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
5085 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
5086 (mips16_fp_args): Handle MIPS32r2 ISA which supports
5087 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
5088 word of double arguments from or to the high bits of 64-bit
5089 floating point registers.
5090 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
5091 (mips16_fpret_double): New helper function.
5092 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
5093 support for complex modes. Fill in DECL_RESULT for stubdecl.
5094 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
5096 * config/mips/mips16.S
5097 (RET, ARG1, ARG2): New.
5098 (MERGE_GPRf, MERGE_GPRt): New.
5099 (DELAYt, DELAYf): New.
5100 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
5101 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
5102 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
5103 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
5104 (SFOP): Renamed to...
5105 (OPSF3): This, and macro-ified. Updated all uses.
5106 (SFOP2): Renamed to...
5107 (OPSF2): This, and macro-ified. Updated all uses.
5108 (SFCMP): Renamed to...
5109 (CMPSF): This, and macro-ified. Updated all uses.
5110 (SFREVCMP): Renamed to...
5111 (REVCMPSF): This, and macro-ified. Updated all uses.
5112 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
5113 (LDDBL1, LDDBL2, RETDBL): Deleted.
5114 (DFOP): Renamed to...
5115 (OPDF3): This, and macro-ified. Updated all uses.
5116 (DFOP2): Renamed to...
5117 (OPDF2): This, and macro-ified. Updated all uses.
5118 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
5119 (DFCMP): Renamed to...
5120 (CMPDF): This, and macro-ified. Updated all uses.
5121 (DFREVCMP): Renamed to...
5122 (REVCMPDF): This, and macro-ified. Updated all uses.
5123 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
5124 (RET_FUNCTION): New.
5125 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
5126 (__mips16_ret_sc, __mips16_ret_dc): New.
5127 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
5128 STUB_ARGS_6, STUB_ARGS_10): New.
5129 (CALL_STUB_NO_RET): New.
5130 (__mips16_call_stub_1): Macro-ified.
5131 (__mips16_call_stub_5): Macro-ified.
5132 (__mips16_call_stub_2): Macro-ified.
5133 (__mips16_call_stub_6): Macro-ified.
5134 (__mips16_call_stub_9): Macro-ified.
5135 (__mips16_call_stub_10): Macro-ified.
5136 (CALL_STUB_RET): New.
5137 (__mips16_call_stub_sf_0): Macro-ified.
5138 (__mips16_call_stub_sf_1): Macro-ified.
5139 (__mips16_call_stub_sf_5): Macro-ified.
5140 (__mips16_call_stub_sf_2): Macro-ified.
5141 (__mips16_call_stub_sf_6): Macro-ified.
5142 (__mips16_call_stub_sf_9): Macro-ified.
5143 (__mips16_call_stub_sf_10): Macro-ified.
5144 (__mips16_call_stub_df_0): Macro-ified.
5145 (__mips16_call_stub_df_1): Macro-ified.
5146 (__mips16_call_stub_df_5): Macro-ified.
5147 (__mips16_call_stub_df_2): Macro-ified.
5148 (__mips16_call_stub_df_6): Macro-ified.
5149 (__mips16_call_stub_df_9): Macro-ified.
5150 (__mips16_call_stub_df_10): Macro-ified.
5151 (__mips16_call_stub_sc_0): New.
5152 (__mips16_call_stub_sc_1): New.
5153 (__mips16_call_stub_sc_5): New.
5154 (__mips16_call_stub_sc_2): New.
5155 (__mips16_call_stub_sc_6): New.
5156 (__mips16_call_stub_sc_9): New.
5157 (__mips16_call_stub_sc_10): New.
5158 (__mips16_call_stub_dc_0): New.
5159 (__mips16_call_stub_dc_1): New.
5160 (__mips16_call_stub_dc_5): New.
5161 (__mips16_call_stub_dc_2): New.
5162 (__mips16_call_stub_dc_6): New.
5163 (__mips16_call_stub_dc_9): New.
5164 (__mips16_call_stub_dc_10): New.
5166 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
5167 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
5168 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
5170 2007-05-23 Ian Lance Taylor <iant@google.com>
5172 * doc/invoke.texi (Invoking GCC): Document that the order of the
5175 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
5178 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
5179 * config/score/predicate.md (const_pow2, const_npow2): Remove.
5180 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
5184 * config/score/score.c (score_print_operand): Make sure that only
5185 lower bits are used.
5187 2007-05-22 Ian Lance Taylor <iant@google.com>
5189 * tree-vrp.c (avoid_overflow_infinity): New static function,
5190 broken out of set_value_range_to_value.
5191 (set_value_range_to_value): Call avoid_overflow_infinity.
5192 (extract_range_from_assert): Likewise.
5194 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
5197 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
5198 change the type before looking for a COMPOUND_EXPR.
5200 2007-05-22 Ian Lance Taylor <iant@google.com>
5202 * lower-subreg.c (decompose_multiword_subregs): If we change an
5203 insn, call remove_retval_note on it.
5205 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
5207 * regs.h (end_hard_regno): New function.
5208 (END_HARD_REGNO, END_REGNO): New macros.
5209 (add_to_hard_reg_set): New function.
5210 (remove_from_hard_reg_set): Likewise.
5211 (in_hard_reg_set_p): Likewise.
5212 (overlaps_hard_reg_set_p): Likewise.
5213 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
5214 (note_btr_set): Use END_HARD_REGNO.
5215 * caller-save.c (setup_save_areas): Use end_hard_regno.
5216 (mark_set_regs): Use END_HARD_REGNO.
5217 (add_stored_regs): Use end_hard_regno.
5218 (mark_referenced_regs): Use add_to_hard_reg_set.
5219 * combine.c (update_table_tick): Use END_REGNO.
5220 (record_value_for_reg): Likewise.
5221 (record_dead_and_set_regs): Likewise.
5222 (get_last_value_validate): Likewise.
5223 (use_crosses_set_p): Likewise.
5224 (reg_dead_at_p_1): Likewise.
5225 (reg_dead_at_p): Likewise.
5226 (mark_used_regs_combine): Use add_to_hard_reg_set.
5227 (move_deaths): Use END_HARD_REGNO.
5228 (reg_bitfield_target_p): Use end_hard_regno.
5229 (distribute_notes): Use END_HARD_REGNO.
5230 * cse.c (mention_regs): Use END_REGNO.
5231 (insert): Use add_to_hard_reg_set.
5232 (invalidate): Use END_HARD_REGNO.
5233 (invalidate_for_call): Likewise.
5234 (exp_equiv_p): Use END_REGNO.
5235 (cse_insn): Likewise.
5236 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
5237 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
5238 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
5239 * function.c (keep_stack_depressed): Use end_hard_regno.
5240 * global.c (global_alloc): Use end_hard_regno.
5241 (global_conflicts): Use add_to_hard_reg_set instead of
5243 (find_reg): Likewise.
5244 (mark_reg_store): Likewise.
5245 (mark_reg_conflicts): Likewise.
5246 (mark_reg_death): Use remove_from_hard_reg_set.
5247 (mark_reg_live_nc): Delete.
5248 (set_preference): Use end_hard_regno.
5249 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
5250 remove_from_hard_reg_set.
5251 (post_mark_life): Use add_to_hard_reg_set.
5252 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
5253 (reg_becomes_live): Use add_to_hard_reg_set.
5254 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
5255 (peep2_find_free_register): Use add_to_hard_reg_set.
5256 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
5257 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
5258 * regrename.c (note_sets): Use add_to_hard_reg_set.
5259 (clear_dead_regs): Use remove_from_hard_reg_set.
5260 (regrename_optimize): Use add_to_hard_reg_set.
5261 (find_oldest_value_reg): Use in_hard_reg_set_p.
5262 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
5263 (hard_reg_set_here_p): Use end_hard_regno.
5264 (decompose): Likewise.
5265 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
5266 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
5267 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
5268 (mark_home_live): Use end_hard_regno.
5269 (spill_hard_reg): Likewise.
5270 (clear_reload_reg_in_use): Likewise.
5271 * reorg.c (delete_prior_computation): Use END_REGNO.
5272 * resource.c (update_live_status): Use END_HARD_REGNO.
5273 (mark_referenced_resources): Use add_to_hard_reg_set.
5274 (mark_set_resources): Likewise.
5275 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
5276 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
5277 (reg_overlap_mentioned_p): Likewise.
5278 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
5279 (covers_regno_no_parallel_p): Use END_REGNO.
5280 (find_regno_note): Likewise.
5281 (find_reg_fusage): Use END_HARD_REGNO.
5282 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
5283 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
5285 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
5287 * mode-switching.c (reg_dies): Change type of second argument to
5289 (optimize_mode_switching): Update accordingly.
5291 2007-05-22 Richard Sandiford <richard@codesourcery.com>
5293 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
5295 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
5296 (hard_reg_set_empty_p): ...these new functions.
5297 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
5298 GO_IF_HARD_REG_SUBSET.
5299 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
5300 instead of GO_IF_HARD_REG_EQUAL.
5301 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
5302 instead of GO_IF_HARD_REG_EQUAL.
5303 * global.c (find_reg): Use hard_reg_set_empty_p instead of
5304 GO_IF_HARD_REG_SUBSET.
5305 (modify_reg_pav): Use hard_reg_set_empty_p instead of
5306 GO_IF_HARD_REG_EQUAL.
5307 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
5308 of GO_IF_HARD_REG_SUBSET.
5309 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
5310 instead of GO_IF_HARD_REG_EQUAL.
5311 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
5312 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
5313 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
5314 of GO_IF_HARD_REG_SUBSET,
5315 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
5316 GO_IF_HARD_REG_SUBSET.
5317 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
5318 instead of GO_IF_HARD_REG_EQUAL.
5319 * config/sh/sh.c (push_regs, calc_live_regs): Use
5320 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
5321 (hard_regs_intersect_p): Delete.
5323 2007-05-22 Janis Johnson <janis187@us.ibm.com>
5325 * doc/sourcebuild.texi (Test Directives) Add dg-message.
5327 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
5328 Richard Henderson <rth@redhat.com>
5330 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
5332 (x86_64-*-*): Likewise.
5334 * i386/i386-modes.def (V2QI): New.
5336 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
5338 (override_options): Support SSE4.1.
5339 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
5340 (IX86_BUILTIN_BLENDPS): Likewise.
5341 (IX86_BUILTIN_BLENDVPD): Likewise.
5342 (IX86_BUILTIN_BLENDVPS): Likewise.
5343 (IX86_BUILTIN_PBLENDVB128): Likewise.
5344 (IX86_BUILTIN_PBLENDW128): Likewise.
5345 (IX86_BUILTIN_DPPD): Likewise.
5346 (IX86_BUILTIN_DPPS): Likewise.
5347 (IX86_BUILTIN_INSERTPS128): Likewise.
5348 (IX86_BUILTIN_MOVNTDQA): Likewise.
5349 (IX86_BUILTIN_MPSADBW128): Likewise.
5350 (IX86_BUILTIN_PACKUSDW128): Likewise.
5351 (IX86_BUILTIN_PCMPEQQ): Likewise.
5352 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
5353 (IX86_BUILTIN_PMAXSB128): Likewise.
5354 (IX86_BUILTIN_PMAXSD128): Likewise.
5355 (IX86_BUILTIN_PMAXUD128): Likewise.
5356 (IX86_BUILTIN_PMAXUW128): Likewise.
5357 (IX86_BUILTIN_PMINSB128): Likewise.
5358 (IX86_BUILTIN_PMINSD128): Likewise.
5359 (IX86_BUILTIN_PMINUD128): Likewise.
5360 (IX86_BUILTIN_PMINUW128): Likewise.
5361 (IX86_BUILTIN_PMOVSXBW128): Likewise.
5362 (IX86_BUILTIN_PMOVSXBD128): Likewise.
5363 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
5364 (IX86_BUILTIN_PMOVSXWD128): Likewise.
5365 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
5366 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
5367 (IX86_BUILTIN_PMOVZXBW128): Likewise.
5368 (IX86_BUILTIN_PMOVZXBD128): Likewise.
5369 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
5370 (IX86_BUILTIN_PMOVZXWD128): Likewise.
5371 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
5372 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
5373 (IX86_BUILTIN_PMULDQ128): Likewise.
5374 (IX86_BUILTIN_PMULLD128): Likewise.
5375 (IX86_BUILTIN_ROUNDPD): Likewise.
5376 (IX86_BUILTIN_ROUNDPS): Likewise.
5377 (IX86_BUILTIN_ROUNDSD): Likewise.
5378 (IX86_BUILTIN_ROUNDSS): Likewise.
5379 (IX86_BUILTIN_PTESTZ): Likewise.
5380 (IX86_BUILTIN_PTESTC): Likewise.
5381 (IX86_BUILTIN_PTESTNZC): Likewise.
5382 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
5383 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
5384 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
5385 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
5386 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
5388 (bdesc_sse_3arg): Likewise.
5389 (bdesc_2arg): Likewise.
5390 (bdesc_1arg): Likewise.
5391 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
5393 (ix86_expand_sse_4_operands_builtin): New.
5394 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
5395 smaller than 8 bits as the 2nd arg.
5396 (ix86_expand_sse_ptest): New.
5397 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
5398 (ix86_expand_vector_set): Support SSE4.1.
5399 (ix86_expand_vector_extract): Likewise.
5401 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
5402 __SSE4_1__ for -msse4.1.
5404 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
5405 (UNSPEC_INSERTPS): Likewise.
5406 (UNSPEC_DP): Likewise.
5407 (UNSPEC_MOVNTDQA): Likewise.
5408 (UNSPEC_MPSADBW): Likewise.
5409 (UNSPEC_PHMINPOSUW): Likewise.
5410 (UNSPEC_PTEST): Likewise.
5411 (UNSPEC_ROUNDP): Likewise.
5412 (UNSPEC_ROUNDS): Likewise.
5414 * config/i386/i386.opt (msse4.1): New for SSE4.1.
5416 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
5417 (const_pow2_1_to_32768_operand): Likewise.
5419 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
5422 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
5424 (sse4_1_insertps): Likewise.
5425 (*sse4_1_extractps): Likewise.
5426 (sse4_1_ptest): Likewise.
5427 (sse4_1_mulv2siv2di3): Likewise.
5428 (*sse4_1_mulv4si3): Likewise.
5429 (*sse4_1_smax<mode>3): Likewise.
5430 (*sse4_1_umax<mode>3): Likewise.
5431 (*sse4_1_smin<mode>3): Likewise.
5432 (*sse4_1_umin<mode>3): Likewise.
5433 (sse4_1_eqv2di3): Likewise.
5434 (*sse4_1_pinsrb): Likewise.
5435 (*sse4_1_pinsrd): Likewise.
5436 (*sse4_1_pinsrq): Likewise.
5437 (*sse4_1_pextrb): Likewise.
5438 (*sse4_1_pextrb_memory): Likewise.
5439 (*sse4_1_pextrw_memory): Likewise.
5440 (*sse4_1_pextrq): Likewise.
5441 (sse4_1_blendpd): Likewise.
5442 (sse4_1_blendps): Likewise.
5443 (sse4_1_blendvpd): Likewise.
5444 (sse4_1_blendvps): Likewise.
5445 (sse4_1_dppd): Likewise.
5446 (sse4_1_dpps): Likewise.
5447 (sse4_1_movntdqa): Likewise.
5448 (sse4_1_mpsadbw): Likewise.
5449 (sse4_1_packusdw): Likewise.
5450 (sse4_1_pblendvb): Likewise.
5451 (sse4_1_pblendw): Likewise.
5452 (sse4_1_phminposuw): Likewise.
5453 (sse4_1_extendv8qiv8hi2): Likewise.
5454 (*sse4_1_extendv8qiv8hi2): Likewise.
5455 (sse4_1_extendv4qiv4si2): Likewise.
5456 (*sse4_1_extendv4qiv4si2): Likewise.
5457 (sse4_1_extendv2qiv2di2): Likewise.
5458 (*sse4_1_extendv2qiv2di2): Likewise.
5459 (sse4_1_extendv4hiv4si2): Likewise.
5460 (*sse4_1_extendv4hiv4si2): Likewise.
5461 (sse4_1_extendv2hiv2di2): Likewise.
5462 (*sse4_1_extendv2hiv2di2): Likewise.
5463 (sse4_1_extendv2siv2di2): Likewise.
5464 (*sse4_1_extendv2siv2di2): Likewise.
5465 (sse4_1_zero_extendv8qiv8hi2): Likewise.
5466 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
5467 (sse4_1_zero_extendv4qiv4si2): Likewise.
5468 (*sse4_1_zero_extendv4qiv4si2): Likewise.
5469 (sse4_1_zero_extendv2qiv2di2): Likewise.
5470 (*sse4_1_zero_extendv2qiv2di2): Likewise.
5471 (sse4_1_zero_extendv4hiv4si2): Likewise.
5472 (*sse4_1_zero_extendv4hiv4si2): Likewise.
5473 (sse4_1_zero_extendv2hiv2di2): Likewise.
5474 (*sse4_1_zero_extendv2hiv2di2): Likewise.
5475 (sse4_1_zero_extendv2siv2di2): Likewise.
5476 (*sse4_1_zero_extendv2siv2di2): Likewise.
5477 (sse4_1_roundpd): Likewise.
5478 (sse4_1_roundps): Likewise.
5479 (sse4_1_roundsd): Likewise.
5480 (sse4_1_roundss): Likewise.
5481 (mulv4si3): Don't expand for SSE4.1.
5482 (smax<mode>3): Likewise.
5483 (umaxv4si3): Likewise.
5484 (uminv16qi3): Likewise.
5485 (umin<mode>3): Likewise.
5486 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
5488 * doc/extend.texi: Document SSE4.1 built-in functions.
5490 * doc/invoke.texi: Document -msse4.1.
5492 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
5494 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
5495 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
5496 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
5497 (ASM_SPEC): Add asm_pcrel_spec.
5498 (EXTRA_SPECS): Add asm_pcrel_spec.
5500 2007-05-21 David Daney <ddaney@avtrex.com>
5502 * doc/install.texi (Building a cross compiler): Add requirements
5503 for Java cross compiler.
5505 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5508 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
5509 Add loopno argument. Use evolution_function_is_invariant_rec_p
5510 instead of evolution_function_is_constant_p.
5511 Update calls to evolution_function_is_affine_multivariate_p.
5512 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
5513 Add loopno argument.
5514 * tree-scalar-evolution.c (gather_chrec_stats): Call
5515 evolution_function_is_affine_multivariate_p with a loop
5517 * tree-data-ref.c (analyze_miv_subscript): Likewise.
5518 (analyze_overlapping_iterations): Likewise.
5519 (access_functions_are_affine_or_constant_p): Likewise.
5520 (build_classic_dist_vector_1): If the access functions
5521 are equal, don't do anything.
5523 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
5524 Paolo Carlini <pcarlini@suse.de>
5525 Uros Bizjak <ubizjak@gmail.com>
5527 * c-cppbuiltin.c (c_cpp_builtins): Define
5528 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
5529 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
5530 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
5531 * doc/cpp.texi ([Standard Predefined Macros]): Document.
5533 2007-05-21 Mike Stump <mrs@apple.com>
5535 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
5537 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
5539 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
5541 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
5542 implementation if __OPTIMIZE__ is not defined.
5543 (_mm_alignr_pi8): Ditto.
5544 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
5545 (_mm_inserti_si64): Ditto.
5546 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
5547 (_mm_slli_epi16): Ditto.
5548 (_mm_slli_epi32): Ditto.
5549 (_mm_slli_epi64): Ditto.
5550 (_mm_srai_epi16): Ditto.
5551 (_mm_srai_epi32): Ditto.
5552 (_mm_srli_si128): Ditto.
5553 (_mm_slli_si128): Ditto.
5554 (_mm_srli_epi16): Ditto.
5555 (_mm_srli_epi32): Ditto.
5556 (_mm_srli_epi64): Ditto.
5557 (_mm_extract_epi16): Ditto.
5558 (_mm_insert_epi16): Ditto.
5559 (_mm_shufflehi_epi16): Ditto.
5560 (_mm_shufflelo_epi16): Ditto.
5561 (_mm_shuffle_epi32): Ditto.
5562 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
5564 (_mm_insert_pi16): Ditto.
5566 (_mm_shuffle_pi16): Ditto.
5568 (_mm_shufle_ps): Ditto.
5569 (_mm_prefetch): Ditto.
5571 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
5573 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
5574 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
5575 * real.c (encode_i370_single, decode_i370_single,
5576 encode_i370_double, decode_i370_double): Functions removed.
5577 (i370_single_format, i370_double_format): Initializations removed.
5578 (real_maxval, round_for_format, exact_real_truncate, significand_size):
5579 Consider the log2_b field to always be one.
5580 (ieee_single_format, mips_single_format, coldfire_single_format,
5581 ieee_double_format, mips_double_format, coldfire_double_format,
5582 ieee_extended_motorola_format, ieee_extended_intel_96_format,
5583 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
5584 ibm_extended_format, mips_extended_format, ieee_quad_format,
5585 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
5586 decimal_single_format, decimal_double_format, decimal_quad_format,
5587 c4x_single_format, c4x_extended_format, real_internal_format): Remove
5588 initialization of log2_b.
5589 * real.h (i370_single_format, i370_double_format): Declarations
5591 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
5592 field to always be one.
5594 2007-05-21 Andreas Schwab <schwab@suse.de>
5596 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
5597 NOTE_INSN_BASIC_BLOCK_P.
5598 (process_for_unwind_directive): Likewise.
5600 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
5602 * builtins.c (expand_builtin_setjmp_setup): Update comment.
5603 * function.h (struct function): Move va_list_gpr_size,
5604 va_list_fpr_size, function_frequency to front of bitfields. Add
5606 (current_function_calls_unwind_init): New.
5607 * except.c (expand_builtin_unwind_init): Set
5608 current_function_calls_unwind_init not
5609 current_function_has_nonlocal_label.
5610 * reload1.c (has_nonexceptional_receiver): New.
5611 (reload): Use it and current_function_calls_unwind_init to
5612 determine whether call-saved regs must be saved.
5614 2007-05-20 Jan Hubicka <jh@suse.cz>
5616 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
5617 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5618 * ddg.c (create_ddg): LIkewise.
5619 * final.c (final): Remove hunk moving line number notes around since
5620 they are no longer present at this stage.
5621 (final_scan_insn): Use NOTE_KIND instead of
5622 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5623 (output_asm_label): Likewise.
5624 * reorg.c (dbr_schedule): Likewise.
5625 * haifa-sched.c (unlink_other_notes): Likewise.
5626 * mode-switching.c (optimize_mode_switching): Likewise.
5627 * graph.c (start_bb): Likewise.
5628 * rtl.def (NOTE): Update description.
5629 * jump.c (squeeze_notes): Delete.
5630 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
5631 NOTE_INSN_BASIC_BLOCK_P when possible.
5632 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
5633 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
5634 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5635 (dwarf2out_var_location): Likewise.
5636 * cfgbuild.c (make_edges): Likewise.
5637 (find_basic_blocks_1): Likewise.
5638 * function.c (reorder_blocks_1): Likewise.
5639 (epilogue_done): Likewise.
5640 (reposition_prologue_and_epilogue_notes): Likewise.
5641 * print-rtl.c (print_rtx): Likewise; drop code for printing
5643 (print_rtl): Likewise.
5644 (print_rtl_single): Likewise.
5645 * gcse.c (insert_insn_start_bb): Likewise.
5646 * alias.c (init_alias_analysis): Likewise.
5647 * calls.c (fixup_tail_calls): Likewise.
5648 * except.c (sjlj_emit_function_enter): Likewise.
5649 * emit-rtl.c (add_insn_after): Likeiwse.
5650 (emit_label_before): Likewise.
5651 (emit_label_after): Likewise.
5652 (emit_note_before, emit_note_after, emit_note): Update
5653 parameter to be enum insn_note; do not deal with source
5655 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
5656 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
5658 (merge_blocks_move_successor_nojumps): Simplify now when
5659 we don't have BLOCK notes.
5660 (try_optimize_cfg): Likewise.
5661 * cfglayout.c (skip_insns_after_block): Likewise.
5662 (record_effective_endpoints): Likewise.
5663 (duplicate_insn_chain): Likewise.
5664 * varasm.c (output_constant_pool_1): Likewise.
5665 * sched-deps.c (sched_analyze): Likewise.
5666 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
5668 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
5669 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
5670 (SET_INSN_DELETED): Simplify.
5671 (NOTE_LINE_NUMBER): Exterminate.
5672 (NOTE_LINE_KIND): New.
5673 (NOTE_INSN_BASIC_BLOCK_P): Update.
5674 (enum insn_note): Simplify.
5675 (GET_NOTE_INSN_NAME) Simplify.
5676 (emit_note_before, emit_note_after, emit_note): Update prototype.
5677 (squeeze_notes): Remove.
5678 * sched-int.h (NOTE_NOT_BB_P): Update.
5679 * resource.c (mark_target_live_regs): Update.
5680 * sched-rgn.c (debug_dependencies): Update.
5681 * sched-vis.c (print_insn): Update.
5682 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
5683 * config/i386/i386.c (ix86_output_function_epilogue): Update.
5684 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
5685 (TARGET_ADJUST_UNROLL_MAX): Likewise.
5686 (split_branches): Update.
5687 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
5689 (sh_adjust_unroll_max): Exterminate.
5690 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
5691 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
5692 (m68hc11_reorg): Likewise.
5693 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
5694 (emit_predicate_relation_info): Update.
5695 (process_for_unwind_directive): Update.
5696 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
5697 (output_call): Update.
5698 * config/pa/pa.c (output_lbranch): Update.
5699 (output_millicode_call): Update.
5700 (output_call): Update.
5701 (pa_combine_instructions): Update.
5702 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
5703 * config/bfin/bfin.c (gen_one_bundle): Update.
5704 * cfgrtl.c (can_delete_note_p): Update.
5705 (delete_insn): Update.
5706 (rtl_merge_blocks): Update.
5707 (commit_one_edge_insertion): Update.
5708 (rtl_verify_flow_info): Update.
5709 * stmt.c (expand_case): Do not call squeeze_notes.
5711 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5718 * c.opt (Wtype-limits): New.
5719 * doc/invoke.texi (Wtype-limits): Document it.
5720 (Wextra): Enabled by -Wextra.
5721 * c-opts.c (c_common_post_options): Enabled by -Wextra.
5722 * c-common.c (shorten_compare): Warn with Wtype-limits.
5724 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
5726 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
5727 inlined function, not as a macro.
5728 (_mm_alignr_pi8): Ditto.
5729 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
5730 (_mm_inserti_si64): Ditto.
5731 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
5732 (_mm_extract_epi16): Ditto.
5733 (_mm_insert_epi16): Ditto.
5734 (_mm_shufflehi_epi16): Ditto.
5735 (_mm_shufflelo_epi16): Ditto.
5736 (_mm_shuffle_epi32): Ditto.
5737 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
5738 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
5740 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
5742 (_m_to_float): Use C89 compatible assignment.
5744 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
5747 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
5749 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5752 * doc/invoke.texi (Wreturn-type): Complete description.
5753 (Wextra): Delete item about return-type warning.
5754 * c-decl.c: Delete redundant Wextra warning.
5756 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
5759 * config/i386/pmmintrin.h: Do not include xmmintrin.h
5760 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
5761 inlined function, not as a macro.
5762 (_mm_prefetch): Ditto.
5764 (_mm_insert_pi16): Ditto.
5766 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
5767 (_m_pshufw): Ditto. Add const to __N argument.
5768 (_mm_shufle_ps): Ditto. Add const to __mask argument.
5769 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
5770 (_mm_slli_epi32): Ditto.
5771 (_mm_srli_si128): Implement as always inlined function, not as a
5772 macro. Add __inline to function declaration.
5773 (_mm_slli_si128): Ditto.
5775 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
5777 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
5778 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
5780 (struct fenv): New structure.
5781 (FP_HANDLE_EXCEPTIONS): New define.
5782 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
5783 (_FP_DECL_EXP): New define.
5784 (FP_INIT_ROUNDMODE): New define.
5785 (FP_ROUNDMODE): New define.
5787 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5789 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
5790 (Wconversion): Update description.
5791 (Wconversion-sign): New.
5792 * c.opt (Wconversion-sign): New.
5793 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
5794 means disabled for C++. Otherwise, take the status of Wconversion.
5795 * c-common.c (conversion_warning): Warn with either Wconversion or
5797 (warnings_for_convert_and_check): Conditions are already checked by
5799 (convert_and_check): Don't check warnings if the conversion failed.
5801 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
5802 Anatoly Sokolov <aesok@dol.ru>
5804 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
5805 avr_epilogue_uses) : Add declaration.
5806 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
5807 * config/avr/constraints.md (R): New constraint.
5808 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
5809 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
5810 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
5811 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
5812 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
5813 call_prologue_saves, epilogue_restores, return_from_epilogue,
5814 return_from_main_epilogue, return_from_interrupt_epilogue,
5815 return_from_naked_epilogue, prologue, epilogue): New patterns.
5816 (jump): Handle symbol reference.
5817 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
5818 avr_output_function_prologue, avr_output_function_epilogue): Remove
5820 (avr_init_machine_status, expand_prologue, expand_epilogue,
5821 avr_asm_function_end_prologue, avr_epilogue_uses,
5822 avr_asm_function_begin_epilogue): New functions.
5823 (prologue_size, epilogue_size, jump_tables_size): Remove global
5825 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
5826 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
5827 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
5828 (avr_override_options): Initialise init_machine_status.
5829 (output_movhi): Handle all stack pointer loads.
5830 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
5831 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
5832 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
5833 (EPILOGUE_USES) Redefine.
5834 (machine_function) Declare.
5836 2007-05-19 Richard Sandiford <richard@codesourcery.com>
5838 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
5839 Use a single return statement.
5841 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5844 * builtins.c (do_mpfr_lgamma_r): New.
5845 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
5846 * tree.h (CASE_FLT_FN_REENT): New.
5848 2007-05-18 Geoffrey Keating <geoffk@apple.com>
5850 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
5851 (output_die): Use 'unsigned long' with %x.
5852 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
5853 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
5854 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
5856 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
5858 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
5863 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
5864 true if function has no argument.
5866 2007-05-18 DJ Delorie <dj@redhat.com>
5868 * config/mips/mips.c (mips_offset_within_alignment_p): New.
5869 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
5871 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
5873 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
5874 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
5875 count_trailing_zeros.
5876 (__i386__): Implement count_leading_zeros using __builtin_clz().
5877 Implement count_trailing_zeros usign __builtin_ctz().
5879 2007-05-18 Richard Sandiford <richard@codesourcery.com>
5881 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
5883 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
5886 * expr.c (emit_move_change_mode): Change mode of push operands here.
5888 2007-05-17 Ian Lance Taylor <iant@google.com>
5890 PR tree-optimization/31953
5891 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
5893 (set_value_range_to_null): Call set_value_range_to_value.
5894 (extract_range_from_comparison): Likewise.
5896 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5898 * toplev.c (print_version): Output GMP/MPFR version info.
5900 * builtins.c (CASE_MATHFN_REENT): New macro.
5901 (mathfn_built_in): Use it.
5902 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
5903 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
5904 BUILT_IN_LGAMMAL_R): New.
5905 * doc/extend.texi: Document new builtins.
5908 * builtins.c (do_mpfr_remquo): New.
5909 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
5910 (fold_builtin_3): Handle BUILT_IN_REMQUO.
5913 * builtins.c (fold_builtin_1): Handle y0, y1.
5914 (fold_builtin_2): Handle yn.
5917 * builtins.c (do_mpfr_bessel_n): New.
5918 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
5919 (fold_builtin_2): Handle BUILT_IN_JN.
5921 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
5924 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
5925 TYPE_PRECISION (intmax_type_node).
5927 2007-05-17 Steve Ellcey <sje@cup.hp.com>
5930 * reload.c (subst_reloads): Remove checking.
5932 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
5934 PR rtl-optimization/31691
5935 * combine.c (simplify_set): Build a new src pattern instead of
5936 substituting its operands in the COMPARE case.
5938 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
5940 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
5941 (execute_vrp): Preserve loops through jump threading.
5942 * tree-ssa-threadupdate.c (thread_single_edge,
5943 dbds_continue_enumeration_p, determine_bb_domination_status,
5944 thread_through_loop_header): New functions.
5945 (create_edge_and_update_destination_phis,
5946 create_edge_and_update_destination_phis): Set loops for the new blocks.
5947 (prune_undesirable_thread_requests): Removed.
5948 (redirect_edges): Do not pretend that redirect_edge_and_branch can
5950 (thread_block): Do not call prune_undesirable_thread_requests.
5952 (mark_threaded_blocks): Select edges to thread here.
5953 (thread_through_all_blocks): Take may_peel_loop_headers argument.
5954 Thread edges through loop headers independently.
5955 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
5956 * tree-pass.h (TODO_mark_first_instance): New.
5957 (first_pass_instance): Declare.
5958 * cfghooks.c (duplicate_block): Put the block to the original loop
5959 if copy is not specified.
5960 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
5961 jump threading. Pass may_peel_loop_headers to
5962 thread_through_all_blocks according to first_pass_instance.
5963 * cfgloop.h (create_preheader): Declare.
5964 * tree-flow.h (thread_through_all_blocks): Declaration changed.
5965 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
5966 * passes.c (first_pass_instance): New variable.
5967 (next_pass_1): Set TODO_mark_first_instance.
5968 (execute_todo): Set first_pass_instance.
5970 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
5972 PR tree-optimization/24659
5973 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
5974 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
5975 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
5976 OTI_vec_pack_ufix_trunc.
5977 (vec_unpacks_float_hi_optab): Define new macro.
5978 (vec_unpacks_float_lo_optab): Ditto.
5979 (vec_unpacku_float_hi_optab): Ditto.
5980 (vec_unpacku_float_lo_optab): Ditto.
5981 (vec_pack_sfix_trunc_optab): Ditto.
5982 (vec_pack_ufix_trunc_optab): Ditto.
5983 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
5984 and vec_pack_[s|u]fix_trunc_optab using
5985 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
5986 * tree-vectorizer.c (supportable_widening_operation): Handle
5987 FLOAT_EXPR and CONVERT_EXPR. Update comment.
5988 (supportable_narrowing_operation): New function.
5989 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
5990 * tree-vect-transform.c (vectorizable_conversion): Handle
5991 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
5992 (vect_gen_widened_results_half): Move before vectorizable_conversion.
5993 (vectorizable_type_demotion): Call supportable_narrowing_operation()
5994 to check for target support.
5995 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
5996 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
5997 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
5998 for VEC_PACK_FIX_TRUNC_EXPR.
5999 (expand_binop): Special case mode of the result for
6000 vec_pack_[u|s]fix_trunc_optab.
6001 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
6002 vec_pack_[u|s]fix_trunc_optab.
6004 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
6005 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
6006 * tree-pretty-print.c (dump_generic_node): Handle
6007 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
6008 VEC_PACK_FIX_TRUNC_EXPR.
6010 * expr.c (expand_expr_real_1): Ditto.
6011 * tree-inline.c (estimate_num_insns_1): Ditto.
6012 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
6014 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
6015 (vec_unpacks_float_lo_v8hi): Ditto.
6016 (vec_unpacku_float_hi_v8hi): Ditto.
6017 (vec_unpacku_float_lo_v8hi): Ditto.
6018 (vec_unpacks_float_hi_v4si): Ditto.
6019 (vec_unpacks_float_lo_v4si): Ditto.
6020 (vec_pack_sfix_trunc_v2df): Ditto.
6022 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
6024 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
6025 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
6026 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
6027 [vec_pack_ufix_trunc]: Ditto.
6028 [vec_unpacks_float_hi]: Ditto.
6029 [vec_unpacks_float_lo]: Ditto.
6030 [vec_unpacku_float_hi]: Ditto.
6031 [vec_unpacku_float_lo]: Ditto.
6033 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
6035 * soft-fp/README: Update for new files.
6036 * soft-fp/floattisf.c: New file.
6037 * soft-fp/floattidf.c: New file.
6038 * soft-fp/floattitf.c: New file.
6039 * soft-fp/floatuntisf.c: New file.
6040 * soft-fp/floatuntidf.c: New file.
6041 * soft-fp/floatuntitf.c: New file.
6042 * soft-fp/fixsfti.c: New file.
6043 * soft-fp/fixdfti.c: New file.
6044 * soft-fp/fixtfti.c: New file.
6045 * soft-fp/fixunssfti.c: New file.
6046 * soft-fp/fixunsdfti.c: New file.
6047 * soft-fp/fixunstfti.c: New file.
6048 * soft-fp/extendxftf.c: New file.
6049 * soft-fp/trunctfxf.c: New file.
6051 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
6052 (__trunctfxf2): Ditto.
6054 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
6055 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
6056 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
6057 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
6058 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
6059 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
6061 * config/i386/t-fprules-softfp64: New file.
6062 * config/i386/sfp-machine.h: New file.
6063 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
6064 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
6065 and soft-fp/t-softfp to tmake_file.
6066 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
6067 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
6069 * config/i386/t-linux64 (softfp_wrap_start): New.
6070 (softfp_wrap_end): New.
6071 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
6072 supported for TARGET_64BIT.
6074 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
6076 * c-common.c (c_common_signed_or_unsigned_type): Emulate
6077 c_common_unsigned_type behavior.
6079 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
6081 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
6084 2007-05-16 Eric Christopher <echristo@apple.com>
6086 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
6087 saving after stack push. Set sp_offset whenever we push.
6088 (rs6000_emit_epilogue): Move altivec register restore before
6091 2007-05-16 Richard Sandiford <richard@codesourcery.com>
6093 * configure.ac: Allow sysroots to be relocated under $prefix as
6094 well as $exec_prefix.
6095 * configure: Regenerate.
6097 2007-05-16 Richard Sandiford <richard@codesourcery.com>
6101 2007-05-12 Richard Sandiford <richard@codesourcery.com>
6103 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6104 (gcc_tooldir): Likewise.
6105 * configure: Regenerate.
6106 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6107 old configure.ac gcc_tooldir setting.
6108 (prefix_to_exec_prefix): New variable.
6109 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6110 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6112 2007-05-14 Janis Johnson <janis187@us.ibm.com>
6114 * c-typeck.c (build_binary_op): Return early for error.
6116 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
6118 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
6119 struct nb_iter_bound.
6120 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
6121 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
6122 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
6123 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
6124 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
6125 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
6126 (del_scev_info): Use ggc_free.
6127 (scev_initialize): Allocate scalar_evolution_info in gc memory.
6128 * loop-init.c: Include ggc.h.
6129 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
6130 (loop_optimizer_finalize): Use ggc_free.
6131 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
6132 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
6133 pass_iv_optimize): Add TODO_ggc_collect.
6134 * function.h (struct function): Remove skip marker from
6136 * cfgloop.c: Include ggc.h.
6137 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
6139 (establish_preds): Vector superloops is gc allocated.
6140 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
6142 (flow_loops_find): Vector larray is gc allocated.
6143 (loop_exit_free): Use ggc_free.
6144 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
6145 that head of exits list is now not a part of struct loop.
6146 (record_loop_exits): Allocate exits table in gc memory.
6147 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
6148 that head of exits list is now not a part of struct loop.
6149 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
6150 struct loop_exit): Add GTY marker.
6151 (struct loop): Add GTY marker. Make superloops vector gc allocated.
6152 Add skip marker to aux field. Make head of exits list a separate
6154 (struct loops): Add GTY marker. Make larray vector gc allocated.
6155 Add param marker to exits table.
6156 (get_loops): Type changed.
6157 * Makefile.in (tree-scalar-evolution.o): Add
6158 gt-tree-scalar-evolution.h dependency.
6159 (cfgloop.o, loop-init.o): Add ggc.h dependency.
6160 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
6161 * basic-block.h (struct basic_block_def): Remove skip marker from
6164 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
6166 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
6167 of 0 in the call to expand_expr().
6168 (expand_builtin_mathfn_3): Ditto.
6169 (expand_builtin_interclass_mathfn): Ditto.
6170 (expand_builtin_cexpi): Ditto.
6171 (expand_builtin_int_roundingfn): Ditto.
6172 (expand_builtin_int_roundingfn_2): Ditto.
6173 (expand_builtin_pow): Ditto.
6174 (expand_builtin_powi): Ditto.
6175 (expand_builtin_bswap): Ditto.
6176 (expand_builtin_unop): Ditto.
6177 (expand_builtin_fabs): Ditto.
6178 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
6179 the call to expand_expr().
6180 (expand_builtin_sync_operation): Ditto.
6181 (expand_builtin_compare_and_swap): Ditto.
6182 (expand_builtin_lock_test_and_set): Ditto.
6183 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
6184 instead of 0 in the call to expand_expr().
6185 (expand_builtin_extract_return_addr): Ditto.
6186 (expand_builtin_eh_return): Ditto.
6187 (expand_eh_return): Ditto.
6188 * explow.c (expr_size): Ditto.
6189 * expr.c (optimize_bitfield_assignment_op): Ditto.
6190 (expand_assignement): Ditto.
6191 (store_expr): Ditto.
6192 (store_field): Ditto.
6193 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
6194 the call to expand_expr().
6195 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
6196 in the call to expand_expr().
6197 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
6198 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
6199 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
6201 * optabs.c (expand_vec_shift_expr): Ditto.
6202 (expand_vec_cond_expr): Ditto.
6203 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
6204 call to expand_expr().
6205 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
6206 in the call to expand_expr().
6208 2007-05-14 Dave Korn <dave.korn@artimi.com>
6210 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
6212 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
6214 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
6215 instead of c_common_unsigned_type.
6216 (c_common_unsigned_type): Remove.
6217 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
6218 c_common_unsigned_type.
6219 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
6220 c_common_unsigned_type.
6221 * c-common.h (c_common_unsigned_type): Remove.
6222 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
6223 c_common_unsigned_type.
6224 * c-format.c (check_format_types): Use unsigned_type_for instead of
6225 c_common_unsigned_type.
6226 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
6227 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
6228 of c_common_unsigned_type.
6229 * convert.c (convert_to_integer): Use unsigned_type_for instead of
6230 lang_hooks.types.unsigned_type.
6231 * expmed.c (make_tree): Use unsigned_type_for instead of
6232 lang_hooks.types.unsigned_type.
6233 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
6234 lang_hooks.types.unsigned_type.
6235 (build_range_check): Likewise.
6236 (fold_unary): Likewise.
6237 (fold_binary): Likewise.
6238 (fold_ternary): Likewise.
6239 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
6240 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
6241 * tree.c (get_unsigned_type): New.
6242 (unsigned_type_for): Use get_unsigned_type instead of
6243 lang_hooks.types.unsigned_type.
6245 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
6247 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
6248 to m68k_get_function_kind. Update its prototype.
6249 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
6251 (m68k_interrupt_function_p): Return enum m68k_function_type
6252 instead of bool. Rename to m68k_get_function_kind.
6253 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
6255 (m68k_compute_frame_layout): Don't mark any register for save
6256 if an interrupt_thread attribute is specified.
6257 (m68k_hard_regno_rename_ok): Update a use of
6258 m68k_interrupt_function_p.
6259 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
6260 m68k_interrupt_function_p.
6261 (m68k_function_type): New.
6262 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
6263 for a function with an interrupt_thread attribute.
6264 * doc/extend.texi: Document the interrupt_thread attribute.
6266 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
6268 Fix PR tree-optimization/31911
6269 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
6270 if they didn't change the expression.
6272 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
6274 * tree-scalar-evolution.c (resolve_mixers): Exported.
6275 * tree-scalar-evolution.h (resolve_mixers): Declare.
6276 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
6277 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
6278 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
6279 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
6280 init_array_ref, init_pointer_ref, analyze_indirect_ref,
6281 strip_conversion, analyze_offset_expr, address_analysis,
6282 object_analysis, analyze_offset): Removed.
6283 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
6284 split_constant_offset, canonicalize_base_object_address,
6285 object_address_invariant_in_loop_p, disjoint_objects_p,
6286 dr_may_alias_p, dr_address_invariant_p): New functions.
6287 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
6288 and dr_analyze_alias.
6289 (initialize_data_dependence_relation): Use dr_may_alias_p
6290 and object_address_invariant_in_loop_p.
6291 (compute_self_dependence): Handle the case when
6292 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
6293 (find_data_references_in_stmt): Restrict the analysis of data
6294 references to the given loop nest.
6295 (find_data_references_in_loop): Made static. Pass loop nest to
6296 find_data_references_in_stmt.
6297 (compute_data_dependences_for_loop): Use DR_VOPS.
6298 (free_data_ref): Free DR_VOPS.
6299 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
6300 (struct innermost_loop_behavior): ... new.
6301 (struct base_object_info): Replaced by ...
6302 (struct indices): ... new.
6303 (struct dr_alias): New.
6304 (enum data_ref_type): Removed.
6305 (struct data_reference): Consist of struct innermost_loop_behavior,
6306 struct indices and struct dr_alias.
6307 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
6308 (DR_MEMTAG): Renamed to ...
6309 (DR_SYMBOL_TAG): ... this.
6310 (find_data_references_in_loop): Declaration removed.
6311 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
6312 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
6313 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
6314 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
6316 2007-05-13 Revital Eres <eres@il.ibm.com>
6318 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
6319 which walks virtual def-use chains to find redundant stores.
6320 (dse_optimize_stmt): Call it.
6322 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
6324 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
6325 * passes.c (init_optimization_passes): Move pass_jump_bypass
6328 * basic-block.h (bb_has_eh_pred): Fix style issue.
6330 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
6332 PR rtl-optimization/31848
6333 * loop-invariant.c (move_invariant_reg): If we move an insn
6334 with a REG_EQUAL note, and that insn is not always executed,
6335 remove the REG_EQUAL note.
6337 2007-05-12 Richard Guenther <rguenther@suse.de>
6339 PR tree-optimization/31797
6340 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
6341 propagate into a stmt that has volatile ops.
6343 2007-05-12 Richard Sandiford <richard@codesourcery.com>
6345 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6346 (gcc_tooldir): Likewise.
6347 * configure: Regenerate.
6348 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6349 old configure.ac gcc_tooldir setting.
6350 (prefix_to_exec_prefix): New variable.
6351 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6352 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6354 2007-05-11 Silvius Rus <rus@google.com>
6356 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
6357 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
6358 * c-common.h (strict_aliasing_warning): Change return type.
6359 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
6360 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
6361 (build_c_cast): Condition call to strict_aliasing_warning.
6362 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
6363 * flags.h (set_Wstrict_aliasing): Declare.
6364 * opts.c (set_Wstrict_alising): Define, add call to.
6365 * tree-flow.h (strict_aliasing_warning_backend): Declare.
6366 * tree-ssa-alias-warnings.c: New file.
6367 * tree-ssa-alias.c (compute_may_aliases): Add call to
6368 strict_aliasing_warning_backend.
6370 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
6372 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
6373 Use loop_depth and loop_outer accessor functions.
6374 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
6375 determine_invariantness_stmt, move_computations_stmt): Ditto.
6376 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
6377 add_loop, loopify, unloop, fix_loop_structure): Ditto.
6378 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
6379 * tree-scalar-evolution.c (interpret_loop_phi,
6380 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
6381 instantiate_parameters_1, scev_const_prop): Ditto.
6382 * cfghooks.c (make_forwarder_block): Ditto.
6383 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
6384 * modulo-sched.c (loop_canon_p): Ditto.
6385 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
6386 slpeel_can_duplicate_loop_p): Ditto.
6387 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
6388 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
6389 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
6390 cancel_loop, verify_loop_structure): Ditto.
6391 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
6392 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
6393 superloops vector instead of "pred" array.
6394 (establish_preds): Take father loop as an argument. Initialize the
6396 (flow_loop_tree_node_add): Pass father loop to establish_preds.
6397 Do not initialize loop->outer.
6398 (flow_loop_tree_node_remove): Truncate the superloops vector.
6399 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
6400 "pred" merged to "superloops" vector.
6401 (loop_depth, loop_outer): New.
6402 (fel_init): Use loop_outer.
6404 2007-05-11 Jan Hubicka <jh@suse.cz>
6406 * cgraphunit.c: Include gt-cgraphunit.h
6407 (static_ctors, static_dtors): New static vars.
6408 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
6409 based on implementation in c-common.c
6410 (cgraph_finalize_function): Call record_cdtor_fn.
6411 (cgraph_optimize): Call cgraph_build_cdtor_fns.
6412 * decl.c (finish_function): Do not call c_record_cdtor_fn.
6413 (c_write_global_declarations): Do not call c_build_cdtor_fns.
6414 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
6415 build_cdtor, c_build_cdtor_fns): Remove.
6416 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
6417 c_build_cdtor_fns): Remove prototype.
6419 2007-05-11 Paolo Carlini <pcarlini@suse.de>
6422 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
6423 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
6424 * builtins.c (fold_builtin_memchr): New.
6425 (expand_builtin_memchr): Call the latter.
6426 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
6427 * doc/extend.texi ([Other built-in functions provided by GCC]):
6430 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
6432 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
6433 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
6434 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
6435 PFPO_OP1_TYPE_SHIFT): Constants added.
6436 (DFP_ALL): Mode macro defined.
6437 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
6438 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
6439 Insn definitions added.
6440 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
6441 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
6444 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
6446 PR tree-optimization/31885
6447 * tree-chrec.c (chrec_contains_undetermined): Do not consider
6448 NULL_TREE to be undetermined.
6449 (automatically_generated_chrec_p): Return false for NULL.
6451 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
6453 * config/bfin/bfin.h (MOVE_RATIO): Define.
6455 2007-05-10 Richard Sandiford <richard@codesourcery.com>
6457 * config.gcc (sparc-wrs-vxworks): New target.
6458 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
6459 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
6460 * config/sparc/sparc.h: Include vxworks-dummy.h.
6461 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
6462 include LABEL_REFs too.
6463 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
6464 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
6466 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
6468 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
6469 (sparc_emit_call_insn): New function.
6470 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
6471 functions when generating VxWorks PIC.
6472 * config/sparc/sparc.md (vxworks_load_got): New pattern.
6473 (call, call_value): Use sparc_emit_call_insn instead of
6476 2007-05-09 Bob Wilson <bob.wilson@acm.org>
6478 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
6480 2007-05-09 Bob Wilson <bob.wilson@acm.org>
6482 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
6483 for floating-point values if HOST_BITS_PER_LONG > 32. Use
6484 split_double instead of operand_subword.
6486 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
6488 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
6489 * config/bfin/bfin.c (bfin_local_alignment): New function.
6490 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
6492 2007-05-08 Chao-ying Fu <fu@mips.com>
6494 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
6495 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
6496 (smsub_widen_optab, umsub_widen_optab): Define.
6497 * optabs.c (init_optabs): Initialize smsub_widen_optab and
6499 * genopinit.c (optabs): Fill in smsub_widen_optab and
6501 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
6502 and umsub_widen_optab to implement multiply-subtract sequences.
6503 * config/mips/mips.md (*msac<u>_di): Rename to...
6504 (<u>msubsidi4): ...this. Extend condition to include
6505 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
6506 of operand 0 to "ka" and use the three-operand form of msub<u>
6508 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
6511 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
6513 PR rtl-optimization/28011
6514 * reload.c (push_reload): Set dont_share if IN appears in OUT
6515 also when IN is a PLUS rtx.
6516 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
6519 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
6521 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
6522 call unshare_all_decls.
6523 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
6524 (unshare_all_decls): Remove.
6526 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
6529 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
6532 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
6533 Nigel Stephens <nigel@mips.com>
6535 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
6536 Update comments and all uses.
6537 (MIN_FPRS_PER_FMT): Define.
6538 * config/mips/mips.c (function_arg): Fix to correctly handle
6539 the -mips32r2 -mfp64 -mabi=32 case.
6540 (override_options): Enable use of odd-numbered registers for
6541 SFmode values on MIPS32.
6542 (mips_save_reg_p): Save whole floating-point register pair if
6543 either half is used.
6544 (compute_frame_size): Fix comment.
6546 2007-05-08 Jie Zhang <jie.zhang@analog.com>
6548 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
6549 argument of type bool.
6550 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
6551 argument. Safely select temporary P register according to it.
6552 (do_link): Change call site of add_to_reg accordingly.
6553 (do_unlink): Add epilogue_p as a fourth argument and pass it
6555 (expand_interrupt_handler_epilogue): Change call of do_unlink
6557 (bfin_expand_prologue): Add a third argument sibcall_p.
6558 * config/bfin/bfin.md (epilogue): Change call of
6559 bfin_expand_epilogue accordingly.
6560 (sibcall_epilogue): Likewise.
6561 (eh_return_internal): Likewise.
6563 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
6564 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
6565 * config/bfin/bfin.c (bfin_handle_option): Handle
6566 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
6567 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
6568 Support bf534, bf536 and bf561.
6569 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
6571 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
6574 * config/i386/i386.c (ix86_function_regparm): Process local
6575 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
6577 2007-05-07 Mike Stump <mrs@apple.com>
6579 * doc/invoke.texi (Warning Options): Document that -Wempty-body
6580 also checks for and while statements in C++.
6582 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
6584 * gcc.c (at_file_supplied): New variable.
6585 (main): Set it if we expanded argv.
6586 (do_spec_1): Pass an @-file to the linker if we were called with
6587 an @-file argument and HAVE_GNU_LD.
6588 * collect2.c (at_file_supplied): New variable.
6589 (response_file): New variable.
6590 (collect_exit): Unlink response_file if necessary.
6591 (handler): Likewise.
6592 (do_wait): Likewise.
6593 (main): Set at_file_supplied if we expanded argv.
6594 (collect_execute): Pass an @-file to subprocesses if we were called
6595 with an @-file argument.
6596 * configure.ac: Add define for HAVE_GNU_LD.
6597 * configure: Regenerate.
6598 * config.in: Regenerate.
6600 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
6602 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
6608 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
6610 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
6611 (TARGET_ENCODE_SECTION_INFO): Re-define.
6612 (m32c_encode_section_info): New
6613 (function_vector_handler): New
6614 (current_function_special_page_vector): New
6615 (m32c_special_page_vector_p): New.
6616 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
6618 * config/m32c/jump.md: Added instruction JSRS for functions
6619 with attribute "function_vector".
6620 * doc/extend.texi (function_vector): Added description
6621 for M16C, M32C targets.
6623 2007-05-07 DJ Delorie <dj@redhat.com>
6626 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
6627 ashrpsi3, lshrpsi3): Update shift count constraint.
6629 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
6630 Nathan Froyd <froydnj@codesourcery.com>
6633 * c-incpath.c (add_path): Strip trailing path separators.
6635 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
6637 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
6638 Free dominance info before purging EH edges.
6639 (eliminate_degenerate_phis): Likewise.
6640 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
6642 2007-05-07 Jan Hubicka <jh@suse.cz>
6644 * gimplify.c (gimplify_expr): Do not crash when folding
6645 (void *)(int)&a + 4.
6647 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6650 * c-opts.c (lang_fortran): Make it non static.
6651 * c-common.h (lang_fortran): New prototype.
6652 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
6653 -lang-fortran option was passed by the driver.
6655 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
6657 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
6658 of ASSERT_CHECKING. Tweak message.
6660 2007-05-06 Revital Eres <eres@il.ibm.com>
6663 * loop-unroll.c (insert_var_expansion_initialization):
6664 Initialize the expansions with -zero instead of +zero.
6666 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
6668 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
6669 into pic and non-pic versions. Mark r19 as used for
6670 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
6671 for tgd_load, tld_load and tie_load .
6672 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
6673 version of tgd_load, tld_load and tie_load depending on the
6676 2007-05-04 Ulrich Drepper <drepper@redhat.com>
6677 Jakub Jelinek <jakub@redhat.com>
6679 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
6680 (__do_global_dtors_aux): Use more paranoid loop to run
6681 destructors if HIDDEN_DTOR_LIST_END.
6682 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
6684 2007-05-04 Jakub Jelinek <jakub@redhat.com>
6686 * varasm.c (align_variable): Don't increase alignment for
6687 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
6688 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
6690 2007-05-04 Josh Conner <jconner@apple.com>
6692 * basic-block.h (cdi_direction): Assign values to all enumeration
6694 (dom_computed): Remove.
6695 (dom_info_state): New.
6696 (set_dom_info_availability): New.
6697 * tree-ssa-loop-im.c (determine_invariantness): Initialize
6698 walk_data.dom_direction.
6699 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
6700 instead of dom_computed[].
6701 (split_edge): Likewise.
6702 (create_basic_block): Likewise.
6703 (merge_blocks): Likewise.
6704 * ifcvt.c (find_if_header): Likewise.
6705 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
6706 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
6707 * tree-ssa.c (verify_ssa): Likewise.
6708 * tree-cfg.c (tree_verify_flow_info): Likewise.
6709 (remove_edge_and_dominated_blocks): Likewise.
6710 * dominance.c (dom_computed): Make static.
6711 (calc_dfs_tree_nonrec): Change third param to a bool.
6712 (calc_dfs_tree): Change second param to a bool.
6713 (calc_idioms): Change second param to a bool. Use
6714 dom_convert_dir_to_idx.
6715 (init_dom_info): Validate dir before using.
6716 (dom_convert_dir_to_idx): New.
6717 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
6718 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
6719 (free_dominance_info): Use dom_convert_dir_to_idx.
6720 (get_immediate_dominator): Likewise.
6721 (set_immediate_dominator): Likewise.
6722 (get_dominated_by): Likewise.
6723 (redirect_immediate_dominators): Likewise.
6724 (nearest_common_denominator): Likewise.
6725 (dominated_by_p): Likewise.
6726 (bb_dom_dfs_in): Likewise.
6727 (bb_dom_dfs_out): Likewise.
6728 (recount_dominator): Likewise.
6729 (iterate_fix_dominators): Likewise.
6730 (add_to_dominance_info): Likewise.
6731 (delete_from_dominance_info): Likewise.
6732 (first_dom_son): Likewise.
6733 (next_dom_son): Likewise.
6734 (dom_info_available_p): Likewise.
6735 (dom_info_state): New.
6736 (set_dom_info_availability): New.
6738 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6740 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
6742 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
6744 2007-05-04 Bob Wilson <bob.wilson@acm.org>
6746 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
6747 (subdi3, subdi_carry): Delete.
6749 2007-05-04 Jan Hubicka <jh@suse.cz>
6750 Richard Guenther <rguenther@suse.de>
6752 * opts.c (decode_options): Do not fiddle with inlining
6753 parameters in case of optimizing for size.
6754 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
6755 for size do nothing.
6756 (cgraph_decide_inlining_of_small_function): When optimizing for
6757 size never inline functions increasing caller size.
6758 (cgraph_early_inlining): Inline for size when optimizing for size.
6760 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
6762 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
6763 logical operations piecewise.
6764 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
6765 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
6766 subdi_sesidi_di): Delete.
6767 (add_with_carry): Produce carry in CC instead of a DREG to shorten
6768 the generated sequence. Allow three-reg add in constraints. Rewrite
6769 the rtl expression for carry to avoid zero_extend of a constant.
6770 (sub_with_carry): New pattern.
6771 (adddi3, subdi3): Change into define_expand. For subtract, generate a
6772 different sequence not involving jumps.
6773 (notbi): Now a named pattern.
6775 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
6777 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
6778 Add the note about a significant loss of accuracy of some
6779 mathematical routines when these options are used.
6781 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6783 * haifa-sched.c (rtx_vec_t): New typedef.
6784 (contributes_to_priority_p): Extract piece of priority () into new
6786 (priority): Use the function. Add assertion.
6787 (rank_for_schedule, set_priorities): Add assertion to check that
6788 insn's priority is initialized.
6789 (clear_priorities, calc_priorities): Change signature. Make it update
6790 all relevant insns. Update all callers ('add_to_speculative_block ()'
6791 and 'create_block_check_twin ()').
6792 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
6793 Add new field 'priority_status'.
6794 (INSN_PRIORITY_STATUS): New macro.
6795 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
6797 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6799 * sched-ebb.c (debug_ebb_dependencies): New static function.
6800 (init_ready_list): Use it.
6802 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
6803 with changed signature and 'debug_rgn_dependencies ()'.
6804 (debug_rgn_dependencies): New static function.
6805 (init_ready_list): Use it.
6807 * sched-int.h (debug_dependencies): Declare.
6809 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6811 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
6813 2007-05-04 Dirk Mueller <dmueller@suse.de>
6815 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
6817 2007-05-03 Jan Hubicka <jh@suse.cz>
6819 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
6820 ((T1)X op (T1)Y), for pointer type in more cases than before.
6822 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
6824 * tree-object-size.c (plus_expr_object_size): When operand size is
6825 unknown, return unknown.
6827 2007-05-03 Dirk Mueller <dmueller@suse.de>
6829 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
6831 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
6834 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
6836 2007-05-03 Janis Johnson <janis187@us.ibm.com>
6838 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
6840 2007-05-03 Joseph Myers <joseph@codesourcery.com>
6842 * config/soft-fp/double.h, config/soft-fp/extended.h,
6843 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
6844 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
6845 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
6846 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
6849 2007-05-03 Ian Lance Taylor <iant@google.com>
6851 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
6852 MASK_PPC_GFXOPT for 8540 or 8548.
6854 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
6856 * tree-vect-transform.c (vect_update_inits_of_drs): Use
6857 vect_print_dump_info() to output debug information.
6859 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
6862 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
6863 operands of size 2 when operand is not MEM_P.
6865 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
6867 PR tree-optimization/30565
6868 * lambda-code.c (perfect_nestify): Fix updating of dominators.
6870 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
6872 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
6873 (umulsi3_highpart): Use them.
6874 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
6875 for final accumulator to D regisster tranfser.
6877 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
6879 PR tree-optimization/31699
6880 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
6882 (vect_enhance_data_refs_alignment): Compute peel amount using
6883 TYPE_VECTOR_SUBPARTS instead of vf.
6884 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
6886 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
6889 * system.h: Remove inclusion of double-int.h
6890 * tree.h: Include double-int.h
6891 * gengtype.c: Likewise
6892 * cfgloop.h: Likewise
6893 * Makefile.in: Adjust dependencies on double-int.h
6895 2007-05-02 Eric Christopher <echristo@apple.com>
6897 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
6898 -shared to -Zdynamiclib.
6900 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
6903 * c-common.c (strip_pointer_or_array_types): New function.
6904 * c-common.h (strip_pointer_or_array_types): New function declaration.
6906 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
6908 PR tree-optimization/31771
6909 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
6911 2007-05-02 Paul Brook <paul@codesourcery.com>
6913 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
6915 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
6918 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
6921 2007-05-02 Nick Clifton <nickc@redhat.com>
6923 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
6925 2007-05-02 Richard Guenther <rguenther@suse.de>
6927 PR tree-optimization/31146
6928 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
6929 argument, single_use_p. If we have a single use that is
6930 a conversion to the definition rhs type, propagate that rhs.
6931 (forward_propagate_addr_expr): Pass single_use_p argument
6932 to forward_propagate_addr_expr_1.
6934 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
6936 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
6939 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6941 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
6942 'AMD Family 10 core'.
6944 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6946 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
6947 and athlon64-sse3 as improved versions of k8, opteron and athlon64
6948 with SSE3 instruction set support.
6949 * doc/invoke.texi: Likewise.
6951 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6953 * config/i386/i386.c (override_options): Tuning 32-byte loop
6954 alignment for amdfam10 architecture. Increasing the max loop
6955 alignment to 24 bytes.
6957 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
6959 * config/m68k/constraints.md: New.
6960 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
6961 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
6962 EXTRA_CONSTRAINT): Remove.
6963 * config/m68k/m68k.md: Include constraints.md.
6964 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
6966 2007-05-01 Ian Lance Taylor <iant@google.com>
6968 PR tree-optimization/31739
6969 * tree-vrp.c (vrp_val_is_max): New static function.
6970 (vrp_val_is_min): New static function.
6971 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
6973 (set_value_range): Use vrp_val_is_{max,min}.
6974 (extract_range_from_assert): Likewise.
6975 (extract_range_from_binary_expr): Likewise.
6976 (extract_range_from_unary_expr): Likewise.
6977 (dump_value_range, vrp_meet): Likewise.
6978 (vrp_visit_phi_node): Likewise.
6979 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
6981 2007-05-01 Mark Mitchell <mark@codesourcery.com>
6983 * config/i386/gmon-sol2.c (size_t): New type.
6984 (intptr_t): Likewise.
6985 (s_textsize): Declare as size_t.
6987 (monstartup): Use size_t for sizes.
6988 (_mcount): Save and restore registers.
6989 (internal_mcount): Pass 0 as the first argument to monstartup
6991 (moncontrol): Convert pointer to appropriately sized integer
6992 before passing to profil.
6994 2007-05-01 Joseph Myers <joseph@codesourcery.com>
6996 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
6997 __NO_FPRS__, not just if _SOFT_DOUBLE.
6998 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
6999 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
7000 also for E500 double.
7001 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
7002 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
7005 2007-05-01 Richard Guenther <rguenther@suse.de>
7007 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
7010 2007-05-01 Joseph Myers <joseph@codesourcery.com>
7012 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
7014 2007-05-01 Jan Hubicka <jh@suse.cz>
7016 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
7019 2007-05-01 Jan Hubicka <jh@suse.cz>
7021 * tree.h (maybe_fold_offset_to_component_ref): Remove.
7022 (maybe_fold_offset_to_reference): Declare.
7023 * fold-const.c (fold_unary): Do not fold
7024 (type *)&A into &A->field_of_type_and_offset_0
7025 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
7026 size is unknown, give up.
7027 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
7029 (maybe_fold_offset_to_reference): New.
7030 (maybe_fold_stmt_indirect): Use it.
7031 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
7032 * gimplify.c (gimplify_conversion): Canonicalize conversions to
7034 (gimplify_expr): Likewise for plus_expr.
7036 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
7038 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
7039 bsi_after_labels. Always insert statements before bsi.
7040 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
7041 * predict.c (apply_return_prediction): Check for empty blocks.
7042 * cfgexpand.c (lab_rtx_for_bb): New variable.
7043 (label_rtx_for_bb): Do not create new tree labels.
7044 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
7045 (tree_expand_cfg): Initialize lab_rtx_for_bb.
7046 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
7048 (label_for_bb): Add field used.
7049 (update_eh_label, main_block_label): Mark the label used.
7050 (cleanup_dead_labels): Remove unused labels.
7052 2007-05-01 Richard Guenther <rguenther@suse.de>
7054 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
7055 if it is not about to be set.
7056 (get_value_range): Do not pre-allocate equiv bitmap.
7057 (update_value_range): No need to clear equiv field.
7058 (add_equivalence): Change prototype to get bitmap pointer.
7059 Allocate bitmap here if it is not already.
7060 (extract_range_from_assert): Do not allocate bitmap here.
7061 Update callers to add_equivalence.
7062 (extract_range_from_ssa_name): Likewise.
7063 (get_vr_for_comparison): New static helper.
7064 (compare_name_with_value): Handle NULL equiv bitmap by
7065 peeling the first iteration of the comparison loop.
7066 Use get_vr_for_comparison.
7067 (compare_names): Handle NULL equiv bitmaps by using fake
7068 ones. Use get_vr_for_comparison.
7070 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
7072 * double-int.c (mpz_set_double_int): Moved from
7073 tree-ssa-loop-niter.c.
7074 (mpz_get_double_int): Likewise; also, add option to wrap
7075 out-of-range integers.
7076 * double-int.h: New prototypes for above.
7077 * tree.c (get_static_type_bounds): Moved from
7078 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
7079 TYPE_MAX_VALUE if they exist..
7080 * tree.h: New prototype for above.
7081 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
7082 get_type_bounds calls.
7083 (mpz_set_double_int): Move to double-int.c.
7084 (get_type_bounds): Move to tree.c, rename to
7085 get_static_type_bounds.
7086 (mpz_to_double_int): Move to double-int.c, rename to
7089 2007-04-30 Bob Wilson <bob.wilson@acm.org>
7091 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
7092 DIV0 exception can fall through to a normal return.
7094 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
7098 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
7099 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
7100 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7101 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
7102 initialize align to silence bogus warning.
7103 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7104 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
7106 (struct sra_walk_fns): Remove use_all parameter from use.
7107 (sra_hash_tree): Handle BIT_FIELD_REFs.
7108 (sra_elt_hash): Don't hash bitfld blocks.
7109 (sra_elt_eq): Skip them in parent compares as well. Handle
7111 (sra_walk_expr): Don't maintain or pass down use_all_p.
7112 (scan_use): Remove use_all parameter.
7113 (scalarize_use): Likewise. Re-expand assignment to
7114 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
7115 output, and re-scalarize after output. Don't mark anything
7117 (scalarize_ldst): Adjust.
7118 (scalarize_walk_gimple_modify_statement): Likewise.
7119 (build_element_name_1): Handle BIT_FIELD_REFs.
7120 (instantiate_element): Don't warn for any element whose parent
7122 (instantiate_missing_elements_1): Return the sra_elt.
7123 (canon_type_for_field): New.
7124 (try_instantiate_multiple_fields): New.
7125 (instantiate_missing_elemnts): Use them.
7126 (mark_no_warning): Removed.
7127 (generate_one_element_ref): Handle BIT_FIELD_REFs.
7128 (REPLDUP, sra_build_elt_assignment): New.
7129 (generate_copy_inout): Use them.
7130 (generate_element_copy): Likewise. Handle bitfld differences.
7131 (generate_element_zero): Don't recurse for blocks. Use
7132 sra_build_elt_assignment.
7133 (generate_one_element_int): Take elt instead of var. Use
7134 sra_build_elt_assignment.
7135 (generate_element_init_1): Adjust.
7136 (scalarize_use, scalarize_copy): Use REPLDUP.
7137 (scalarize_ldst): Move assert before dereference.
7138 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
7140 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7143 * tree.c (reconstruct_complex_type): Reconstruct a reference
7145 Also use the same mode for the pointer as the old pointer type.
7147 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7149 * doc/trouble.texi (Interoperation): Remove note about Ultrix
7152 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
7154 PR rtl-optimization/31676
7155 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
7156 (df_refs_record): Call it.
7158 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
7160 * rtl.def (SS_ABS): New code.
7161 * config/bfin/bfin.c (print_operand): New modifier 'v'.
7162 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
7163 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
7164 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
7165 (bfin_init_builtins): Define them.
7166 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
7167 (bfin_expand_builtin): ... and handle the others here.
7168 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
7169 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
7170 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
7171 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
7172 operand is only HImode.
7174 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
7176 * regclass.c (scan_one_insn): Remove splitting of
7179 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
7180 Nigel Stephens <nigel@mips.com>
7182 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
7184 2007-04-28 Jan Hubicka <jh@suse.cz>
7186 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
7187 insn_locators_alloc instead of insn_locators_initialize;
7188 call reset_block_changes.
7189 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7190 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
7191 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
7192 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
7193 * config/score/score.c (th_output_mi_thunk): Likewise.
7194 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7195 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
7196 tolerate uninitialized locator info.
7199 * function.c (init_function_start): Don't init line number info.
7200 (expand_function_end): Update.
7201 (reset_block_changes, record_block_change, finalize_block_changes,
7202 check_block_change, free_block_changes): Kill.
7203 * function.h (reset_block_changes, record_block_change,
7204 finalize_block_changes, check_block_change, free_block_changes):
7206 (struct function): Remove ib_boundaries_block.
7207 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7208 Use curr_insn_locator to initialize locator.
7209 (emit_line_note): Remove.
7210 * cfgexpand.c (expand_gimple_cond_expr): Update.
7211 (construct_exit_block): Likewise.
7212 (tree_expand_cfg): Initialize/finalize locators.
7213 * expr.c (expand_expr_real): Update.
7214 * cfglayout.c (line_locators_locs, line_locators_lines,
7215 file_locators_locs, file_locators_files): Remove.
7216 (set_block_levels): Move to cfgexpand.c.
7217 (insn_locators_initialize): Remove.
7218 (pass_insn_locators_initialize): Remove.
7219 (locations_locators_locs, locations_locators_vals): New static vars.
7220 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7222 (insn_locators_alloc, insn_locators_finalize,
7223 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7225 (locator_location): New.
7226 (locator_line, locator_file): Rewrite.
7227 * rtl.h (emit_line_note): Kill.
7228 (insn_locators_alloc, insn_locators_finalize,
7229 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7231 * tree-inline.c (initialize_cfun): Do not initialize
7232 ib_boundaries_block.
7233 * passes.c (pass_insn_locators_initialize): Remove.
7235 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
7237 * tree-cfg.c (move_block_to_fn): Release bb from dominance
7238 info. Update last_basic_block correctly.
7240 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
7243 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
7244 register itself to hold the offset constant. Tell flow the use
7245 of r4 and r5 when they are used.
7247 2007-04-27 Richard Guenther <rguenther@suse.de>
7249 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
7250 if we simplified anything.
7251 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
7252 warnings until we did a simplification and the stmt was not
7253 marked as TREE_NO_WARNING.
7255 2007-04-27 Mike Stump <mrs@apple.com>
7257 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
7259 2007-04-27 Ian Lance Taylor <iant@google.com>
7262 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
7263 TYPE_MAX_VALUE exist, convert them to the new type.
7265 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7267 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
7268 if it claims to be available.
7269 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
7271 (perform_tree_ssa_dce): Always free postdominators.
7273 2007-04-27 Richard Henderson <rth@redhat.com>
7275 * config/alpha/predicates.md (aligned_memory_operand): Mark
7276 as define_special_predicate.
7277 (unaligned_memory_operand, normal_memory_operand): Likewise.
7278 (reg_or_unaligned_mem_operand): Remove.
7279 (any_memory_operand): Match the documentation and check for
7280 non-renumbered pseudos during reload.
7281 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
7282 alpha_secondary_reload_class, update to new interface, make static.
7283 Handle CQImode like HImode. Remove FP subreg check.
7284 (alpha_expand_mov): Use replace_equiv_address.
7285 (alpha_expand_mov_nobwx): Use any_memory_operand.
7286 (TARGET_SECONDARY_RELOAD): New.
7287 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
7288 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
7289 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
7290 * config/alpha/alpha.md: ... here.
7291 (RELOAD12, reloadmode): New.
7293 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
7294 Don't handle the aligned case here.
7295 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
7296 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
7297 reload_inhi_help. Don't expect a scratch register.
7298 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
7300 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
7302 2007-04-27 Richard Guenther <rguenther@suse.de>
7304 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
7306 2007-04-27 Richard Guenther <rguenther@suse.de>
7308 PR tree-optimization/30965
7309 PR tree-optimization/30978
7310 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
7311 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
7312 (find_equivalent_equality_comparison): Likewise.
7313 (simplify_cond): Likewise.
7314 (get_prop_source_stmt): New helper.
7315 (get_prop_dest_stmt): Likewise.
7316 (can_propagate_from): Likewise.
7317 (remove_prop_source_from_use): Likewise.
7318 (combine_cond_expr_cond): Likewise.
7319 (forward_propagate_comparison): New function.
7320 (forward_propagate_into_cond): Rewrite to use fold for
7322 (tree_ssa_forward_propagate_single_use_vars): Call
7323 forward_propagate_comparison to propagate comparisons.
7325 2007-04-27 Richard Guenther <rguenther@suse.de>
7327 PR tree-optimization/31715
7328 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
7329 sure to do computation on the offset in an appropriate
7332 2007-04-27 Richard Sandiford <richard@codesourcery.com>
7334 * reload.h (elimination_target_reg_p): Declare.
7335 * reload.c (find_reloads): Don't apply the reg_rtx move
7336 optimization if the SET_DEST satisfies elimination_target_reg_p.
7337 * reload1.c (elimination_target_reg_p): New function.
7338 (gen_reload): In the move/add2 fallback, make sure that op0
7339 does not overlap the destination register.
7341 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7343 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
7344 transform only GIMPLE_MODIFY_STMTs.
7345 * tree-complex.c (expand_complex_operations_1): Ditto.
7346 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
7347 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
7348 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
7350 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
7351 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
7352 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
7353 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
7354 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
7355 slpeel_add_loop_guard): Ditto.
7356 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
7357 * lambda-code.c (perfect_nestify): Ditto.
7358 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
7359 before the first statement.
7360 * tree-optimize.c (execute_free_datastructures): Fix comments.
7361 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
7362 * tree-flow.h (disband_implicit_edges): Declaration removed.
7363 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
7365 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
7366 COND_EXPRs without gotos.
7367 (disband_implicit_edges, has_label_p): Removed.
7368 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
7369 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
7371 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
7373 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
7374 also for COND_EXPRs.
7375 * cfgexpand.c (label_rtx_for_bb): New function.
7376 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
7377 Use label_rtx_for_bb to find the labels.
7378 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
7379 last block. Detect fallthru edges.
7381 2007-04-26 Ian Lance Taylor <iant@google.com>
7384 * reload.c (find_reloads_subreg_address): If the address was valid
7385 in the original mode but not in the new mode, reload the whole
7388 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7390 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
7391 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
7392 (cleanup_control_expr_graph): Do not invalidate dominance info.
7393 Record altered blocks.
7394 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
7395 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
7396 cleanup_tree_cfg_bb): New functions.
7397 (remove_forwarder_block): Do not maintain the worklist of blocks.
7398 Record altered blocks.
7399 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
7401 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
7402 delete_unreachable_blocks if dominators are not available.
7403 * tree-inline.c (optimize_inline_calls): Free dominance information
7405 * tree-flow.h (remove_edge_and_dominated_blocks,
7406 cfgcleanup_altered_bbs): Altered.
7407 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
7409 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
7411 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
7412 do not invalidate dominators.
7414 2007-04-26 Anatoly Sokolov <aesok@post.ru>
7416 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
7417 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
7418 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7419 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7421 2007-04-26 Steve Ellcey <sje@cup.hp.com>
7423 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
7425 2007-04-26 Richard Guenther <rguenther@suse.de>
7427 PR tree-optimization/31703
7428 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
7429 the right type for the target of the bittest.
7431 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7433 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
7434 ix86_sol10_return_in_memory.
7436 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7438 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
7441 2007-04-26 Jakub Jelinek <jakub@redhat.com>
7444 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
7446 PR tree-optimization/30558
7447 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
7448 clear this_state.prev_try.
7450 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7451 Mark Mitchell <mark@codesourcery.com>
7453 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
7454 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
7455 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
7457 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7460 * doc/invoke.texi (%:print-asm-header): Document.
7461 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
7463 (static_spec_functions): Add print-asm-header.
7464 (main): Print a banner before the --target-help linker options.
7465 (print_asm_header_spec_function): New function.
7467 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
7470 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
7471 (movsf_ie): Likewise.
7473 2007-04-25 Paolo Carlini <pcarlini@suse.de>
7475 * doc/extend.texi ([Type Traits]): Adjust per N2255.
7477 2007-04-25 Bob Wilson <bob.wilson@acm.org>
7479 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
7480 exception for divide-by-zero.
7481 (__umodsi3, __modsi3): Likewise.
7483 2007-04-25 Dirk Mueller <dmueller@suse.de>
7485 * c-typeck.c (build_compound_expr): Annotate warning()
7486 call with OPT_Wunused_value.
7487 * tree-ssa.c (warn_uninit): Annotate warning with
7489 * c-common.c (handle_sentinel_attribute): Annotate warning
7490 call with OPT_Wattributes.
7492 2007-04-25 Thiemo Seufer <ths@mips.com>
7494 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
7496 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
7497 on to the assembler. Improve handling of -mno-mips16. Add handling
7498 of -mno-mips3d, -mno-dsp, -mno-dspr2.
7499 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
7500 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
7501 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
7503 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
7506 * config/i386/winnt.c (i386_pe_file_end): Strip only
7507 USER_LABEL_PREFIX when writing export name.
7509 2007-04-25 Richard Sandiford <richard@codesourcery.com>
7511 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
7512 sh/elf.h, vx-common.h and vxworks.h.
7513 * config/sh/sh.h: Include config/vxworks-dummy.h.
7514 (SUBTARGET_OVERRIDE_OPTIONS): Define.
7515 (OVERRIDE_OPTIONS): Use it.
7516 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
7517 (vxworks_picreg): New pattern.
7518 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
7519 VXWORKS_OS_CPP_BUILTINS.
7520 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
7521 to their VXWORKS_* equivalents.
7522 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
7523 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
7524 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
7525 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
7526 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
7527 -mrtp/-fPIC multilibs.
7528 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
7529 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
7530 (MULTILIB_OSDIRNAMES): Delete.
7532 2007-04-25 Anatoly Sokolov <aesok@post.ru>
7535 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
7537 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
7539 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
7540 rounding mode to be specified by the caller.
7541 (real_to_mpfr) Likewise.
7542 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
7543 include new arguments.
7544 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
7546 2007-04-24 Ian Lance Taylor <iant@google.com>
7548 PR tree-optimization/31605
7549 * tree-vrp.c (set_value_range): Check that min and max are not
7550 both overflow infinities.
7551 (set_value_range_to_value): New static function.
7552 (extract_range_from_binary_expr): Call set_value_range_to_value.
7553 (extract_range_from_cond_expr): Likewise.
7554 (extract_range_from_expr): Likewise.
7555 (extract_range_from_unary_expr): Likewise. Don't create a range
7556 which overflows on both sides.
7557 (vrp_meet): Check for a useless range.
7558 (vrp_visit_phi_node): If we see a constant which looks like an
7559 overflow infinity, turn off the TREE_OVERFLOW flag.
7561 2007-04-24 Ian Lance Taylor <iant@google.com>
7563 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
7565 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
7568 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
7569 diagnostic message is being built.
7570 * tree-pretty-print.c (dump_generic_node): Only write the
7571 formatted text into BUFFER's stream if we are not building a
7573 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
7575 * Makefile.in (toplev.o): Depend on tree-pass.h.
7577 2007-04-24 Ian Lance Taylor <iant@google.com>
7579 PR tree-optimization/31602
7580 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
7581 conditionals in the copied loop header.
7582 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
7583 warnings if TREE_NO_WARNING is set.
7584 * doc/invoke.texi (Warning Options): Clarify that
7585 -Wstrict-overflow does not warn about loops.
7587 2007-04-24 Janis Johnson <janis187@us.ibm.com>
7589 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
7590 expand on the comment about _Decimal128 arguments and check the
7591 integer result of the modulus operation; for 64-bit ELF ABI, ensure
7592 that _Decimal128 argument uses even/odd register pair.
7593 (function_arg): Ditto.
7595 2007-04-24 Hui-May Chang <hm.chang@apple.com>
7597 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
7598 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
7600 2007-04-24 Richard Guenther <rguenther@suse.de>
7601 Olga Golovanevsky <olga@il.ibm.com>
7603 * fold-const.c (multiple_of_p): Check for bottom
7606 2007-04-24 Richard Henderson <rth@redhat.com>
7608 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
7609 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
7610 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
7611 looking for non-zero bits shifted out. Avoid a recursive call
7612 when constructing the scalar.
7613 (__floatundisf): Likewise.
7615 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
7617 * dwarf2out.c (field_byte_offset): Move the existing logic
7618 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
7619 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
7621 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
7624 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
7625 length argument of 0 for memset.
7626 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
7627 unsigned shift instead of the signed variant.
7629 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
7631 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
7632 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
7633 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
7634 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
7635 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
7636 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
7637 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
7638 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
7639 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
7640 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
7641 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
7642 "mul<mode>3", "div<mode>3"): Insn definitions added.
7643 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
7644 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
7645 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
7646 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
7647 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
7648 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
7649 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
7650 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
7651 TARGET_FLOAT_FORMAT): Macro definitions removed.
7652 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
7653 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
7654 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
7655 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
7656 (s390_gen_rtx_const_DI): Function removed.
7657 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
7659 2007-04-24 Richard Sandiford <richard@codesourcery.com>
7661 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
7662 over an external ffs function.
7664 2007-04-24 Chao-ying Fu <fu@mips.com>
7665 Richard Sandiford <richard@nildram.co.uk>
7667 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
7668 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
7669 (smadd_widen_optab, umadd_widen_optab): Define.
7670 * optabs.c (init_optabs): Initialize smadd_widen_optab and
7672 * genopinit.c (optabs): Fill in smadd_widen_optab and
7674 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
7675 and umadd_widen_optab to implement multiply-add sequences.
7676 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
7677 (<u>maddsidi4): ...this. Extend condition to include
7678 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
7679 of operand 0 to "ka" and use the three-operand form of madd<u>
7681 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
7683 * config/mips/constraints.md (ka): New register constraint.
7685 2007-04-24 Jan Hubicka <j@suse.cz>
7689 2007-04-23 Jan Hubicka <jh@suse.cz>
7690 * function.c (init_function_start): Don't init line number info.
7691 (expand_function_end): Update.
7692 (reset_block_changes, record_block_change, finalize_block_changes,
7693 check_block_change, free_block_changes): Kill.
7694 * function.h (reset_block_changes, record_block_change,
7695 finalize_block_changes, check_block_change, free_block_changes):
7697 (struct function): Remove ib_boundaries_block.
7698 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7699 Use curr_insn_locator to initialize locator.
7700 (emit_line_note): Remove.
7701 * cfgexpand.c (expand_gimple_cond_expr): Update.
7702 (construct_exit_block): Likewise.
7703 (tree_expand_cfg): Initialize/finalize locators.
7704 * expr.c (expand_expr_real): Update.
7705 * cfglayout.c (line_locators_locs, line_locators_lines,
7706 file_locators_locs, file_locators_files): Remove.
7707 (set_block_levels): Move to cfgexpand.c.
7708 (insn_locators_initialize): Remove.
7709 (pass_insn_locators_initialize): Remove.
7710 (locations_locators_locs, locations_locators_vals): New static vars.
7711 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7713 (insn_locators_alloc, insn_locators_finalize,
7714 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7716 (locator_location): New.
7717 (locator_line, locator_file): Rewrite.
7718 * rtl.h (emit_line_note): Kill.
7719 (insn_locators_alloc, insn_locators_finalize,
7720 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7722 * tree-inline.c (initialize_cfun): Do not initialize
7723 ib_boundaries_block.
7724 * passes.c (pass_insn_locators_initialize): Remove.
7726 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
7728 * doc/invoke.texi: Removed leading '-' from option index entries.
7730 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
7732 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
7734 (create_phi_node): Use set_phi_nodes.
7735 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
7736 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
7737 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
7738 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
7739 (bsi_start, bsi_last): Use bb_stmt_list.
7740 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
7741 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
7742 Traverse the statements using tsi iterator.
7743 * basic-block.h (struct basic_block_def): Fields stmt_list
7744 and phi_nodes moved to ...
7745 (struct tree_bb_info): ... new structure.
7746 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
7747 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
7748 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
7749 (tree_verify_flow_info): Verify that il.tree is not set for
7750 entry and exit block.
7751 (tree_split_block): Use set_bb_stmt_list.
7753 2007-04-23 Mike Stump <mrs@apple.com>
7755 * config/i386/i386.c (ix86_tune_features
7756 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
7759 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
7761 * config/i386/i386.md (prefix_extra): New attribute.
7762 (length): Add prefix_extra.
7764 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
7765 (sse2_movntv2di): Likewise.
7766 (sse2_cvtps2dq): Likewise.
7767 (sse2_cvtpd2pi): Likewise.
7768 (sse2_cvttpd2pi): Likewise.
7769 (*sse2_cvtpd2ps): Likewise.
7770 (*add<mode>3): Likewise.
7771 (sse2_ssadd<mode>3): Likewise.
7772 (sse2_usadd<mode>3): Likewise.
7773 (*sub<mode>3): Likewise.
7774 (sse2_sssub<mode>3): Likewise.
7775 (sse2_ussub<mode>3): Likewise.
7776 (*mulv8hi3): Likewise.
7777 (*smulv8hi3_highpart): Likewise.
7778 (*umulv8hi3_highpart): Likewise.
7779 (sse2_umulv2siv2di3): Likewise.
7780 (sse2_pmaddwd): Likewise.
7781 (ashr<mode>3): Likewise.
7782 (lshr<mode>3): Likewise.
7783 (ashl<mode>3): Likewise.
7784 (sse2_ashlti3): Likewise.
7785 (sse2_lshrti3): Likewise.
7786 (*umaxv16qi3): Likewise.
7787 (*smaxv8hi3): Likewise.
7788 (*uminv16qi3): Likewise.
7789 (*sminv8hi3): Likewise.
7790 (sse2_eq<mode>3): Likewise.
7791 (sse2_gt<mode>3): Likewise.
7792 (*and<mode>3): Likewise.
7793 (sse2_nand<mode>3): Likewise.
7794 (*ior<mode>3): Likewise.
7795 (*xor<mode>3): Likewise.
7796 (sse2_packsswb): Likewise.
7797 (sse2_packssdw): Likewise.
7798 (sse2_packuswb): Likewise.
7799 (sse2_punpckhbw): Likewise.
7800 (sse2_punpcklbw): Likewise.
7801 (sse2_punpckhwd): Likewise.
7802 (sse2_punpcklwd): Likewise.
7803 (sse2_punpckhdq): Likewise.
7804 (sse2_punpckldq): Likewise.
7805 (sse2_punpckhqdq): Likewise.
7806 (sse2_punpcklqdq): Likewise.
7807 (*sse2_pinsrw): Likewise.
7808 (*sse2_pextrw): Likewise.
7809 (sse2_pshufd_1): Likewise.
7810 (sse2_uavgv16qi3): Likewise.
7811 (sse2_uavgv8hi3): Likewise.
7812 (sse2_psadbw): Likewise.
7813 (sse2_pmovmskb): Likewise.
7814 (*sse2_maskmovdqu): Likewise.
7815 (*sse2_maskmovdqu_rex64): Likewise.
7816 (sse4a_extrqi): Likewise.
7817 (sse4a_extrq): Likewise.
7818 (sse3_lddqu): Set prefix_rep.
7819 (sse3_addsubv4sf3): Likewise.
7820 (sse3_haddv4sf3): Likewise.
7821 (sse3_hsubv4sf3): Likewise.
7822 (sse_cvtss2si): Likewise.
7823 (sse_cvtss2si_2): Likewise.
7824 (sse_cvtss2siq): Likewise.
7825 (sse_cvtss2siq_2): Likewise.
7826 (sse_cvttss2si): Likewise.
7827 (sse_cvttss2siq): Likewise.
7828 (sse2_cvttps2dq): Likewise.
7829 (sse3_movshdup): Likewise.
7830 (sse3_movsldup): Likewise.
7831 (sse2_cvtsd2si): Likewise.
7832 (sse2_cvtsd2si_2): Likewise.
7833 (sse2_cvtsd2siq): Likewise.
7834 (sse2_cvtsd2siq_2): Likewise.
7835 (sse2_cvttsd2si): Likewise.
7836 (sse2_cvttsd2siq): Likewise.
7837 (*sse2_cvtpd2dq): Likewise.
7838 (*sse2_cvttpd2dq): Likewise.
7839 (sse2_pshuflw_1): Likewise.
7840 (sse2_pshufhw_1): Likewise.
7841 (sse4a_insertqi): Likewise.
7842 (sse4a_insertq): Likewise.
7843 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
7844 (ssse3_phadddv4si3): Likewise.
7845 (ssse3_phaddswv8hi3): Likewise.
7846 (ssse3_phsubwv8hi3): Likewise.
7847 (ssse3_phsubdv4si3): Likewise.
7848 (ssse3_phsubswv8hi3): Likewise.
7849 (ssse3_pmaddubswv8hi3): Likewise.
7850 (ssse3_pmulhrswv8hi3): Likewise.
7851 (ssse3_pshufbv16qi3): Likewise.
7852 (ssse3_psign<mode>3): Likewise.
7853 (ssse3_palignrti): Likewise.
7854 (abs<mode>2): Likewise.
7855 (ssse3_phaddwv4hi3): Set prefix_extra.
7856 (ssse3_phadddv2si3): Likewise.
7857 (ssse3_phaddswv4hi3): Likewise.
7858 (ssse3_phsubwv4hi3): Likewise.
7859 (ssse3_phsubdv2si3): Likewise.
7860 (ssse3_phsubswv4hi3): Likewise.
7861 (ssse3_pmaddubswv4hi3): Likewise.
7862 (ssse3_pmulhrswv4hi3): Likewise.
7863 (ssse3_pshufbv8qi3): Likewise.
7864 (ssse3_psign<mode>3): Likewise.
7865 (ssse3_palignrdi): Likewise.
7866 (abs<mode>2): Likewise.
7867 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
7868 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
7869 (sse2_pmovmskb): Set mode to SI instead of V2DF.
7871 2007-04-23 Nick Clifton <nickc@redhat.com>
7873 * params.def: Fix formatting of emacs local variables.
7875 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
7877 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
7878 move if inter-unit move isn't allowed.
7879 Don't split moving the first element of V2DI to DI to inter-unit
7880 move if inter-unit move isn't allowed.
7882 2007-04-23 Richard Guenther <rguenther@suse.de>
7884 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
7885 and CDI_POST_DOMINATORS separately.
7887 2007-04-23 Nick Clifton <nickc@redhat.com>
7889 * c.opt (Wformat-contains-nul): Add warning attribute.
7891 2007-04-23 Jan Hubicka <jh@suse.cz>
7893 * function.c (init_function_start): Don't init line number info.
7894 (expand_function_end): Update.
7895 (reset_block_changes, record_block_change, finalize_block_changes,
7896 check_block_change, free_block_changes): Kill.
7897 * function.h (reset_block_changes, record_block_change,
7898 finalize_block_changes, check_block_change, free_block_changes):
7900 (struct function): Remove ib_boundaries_block.
7901 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7902 Use curr_insn_locator to initialize locator.
7903 (emit_line_note): Remove.
7904 * cfgexpand.c (expand_gimple_cond_expr): Update.
7905 (construct_exit_block): Likewise.
7906 (tree_expand_cfg): Initialize/finalize locators.
7907 * expr.c (expand_expr_real): Update.
7908 * cfglayout.c (line_locators_locs, line_locators_lines,
7909 file_locators_locs, file_locators_files): Remove.
7910 (set_block_levels): Move to cfgexpand.c.
7911 (insn_locators_initialize): Remove.
7912 (pass_insn_locators_initialize): Remove.
7913 (locations_locators_locs, locations_locators_vals): New static vars.
7914 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7916 (insn_locators_alloc, insn_locators_finalize,
7917 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7919 (locator_location): New.
7920 (locator_line, locator_file): Rewrite.
7921 * rtl.h (emit_line_note): Kill.
7922 (insn_locators_alloc, insn_locators_finalize,
7923 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7925 * tree-inline.c (initialize_cfun): Do not initialize
7926 ib_boundaries_block.
7927 * passes.c (pass_insn_locators_initialize): Remove.
7929 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
7932 * expr.c (reduce_to_bit_field_precision): Handle
7935 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
7937 PR tree-optimization/24659
7938 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
7939 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
7940 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
7941 * genopinit.c (optabs): Rename vec_pack_mod_optab
7942 to vec_pack_trunc_optab.
7943 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
7944 early for scalar floating point operands for NOP_EXPR.
7945 (vectorizable_type_promotion): Ditto.
7946 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
7947 vec_pack_trunc_optab.
7948 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
7950 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
7951 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
7952 Rename from VEC_PACK_MOD_EXPR.
7953 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
7954 * expr.c (expand_expr_real_1): Ditto.
7955 * tree-inline.c (estimate_num_insns_1): Ditto.
7956 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
7958 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
7959 (vec_unpacks_lo_v4sf): Ditto.
7960 (vec_pack_trunc_v2df): Ditto.
7961 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
7962 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
7963 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
7965 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
7967 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
7969 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
7970 Rename from VEC_PACK_MOD_EXPR. This expression also represent
7971 packing of floating point operands.
7972 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
7973 represent unpacking of floating point operands.
7974 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
7975 [vec_unpacks_hi]: Ditto.
7976 [vec_unpacks_lo]: Ditto.
7978 2007-04-22 Jan Hubicka <jh@suse.cz>
7980 * final.c (rest_of_handle_final): Call
7981 targetm.asm_out.constructor/targetm.asm_out.destructor
7982 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
7983 proper priority via decl_*_priority_insert.
7984 * c-common.c (c_expand_body): Likewise.
7986 2007-04-22 Richard Guenther <rguenther@suse.de>
7988 PR tree-optimization/29789
7989 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
7990 (rewrite_reciprocal): New helper split out from
7991 determine_invariantness_stmt.
7992 (rewrite_bittest): Likewise.
7993 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
7994 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
7997 2007-04-22 Revital Eres <eres@il.ibm.com>
7999 * loop-unroll.c (var_to_expand): New field to support also
8000 insns of the form x = something + x.
8001 (analyze_insn_to_expand_var): Use it.
8002 (expand_var_during_unrolling): Likewise.
8004 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
8006 * predict.c: Include pointer-set.h.
8007 (bb_predictions): New variable.
8008 (tree_predicted_by_p, tree_predict_edge,
8009 remove_predictions_associated_with_edge): Use bb_predictions map
8010 instead of bb->predictions.
8011 (clear_bb_predictions, assert_is_empty): New functions.
8012 (combine_predictions_for_bb): Use bb_predictions map. Call
8013 clear_bb_predictions.
8014 (tree_estimate_probability): Create and free bb_predictions map.
8015 * Makefile.in (predict.o): Add pointer-set.h dependency.
8016 * basic-block.h (struct basic_block_def): Remove predictions
8018 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
8020 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
8023 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
8026 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8028 * timevar.c (timevar_print): Change reference of --disable-checking to
8029 --enable-checking=release. Also warn if assert checking is disabled.
8031 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8034 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
8035 decl as addressable if the compound literal was marked as
8037 Mark the decl as a gimple register if it is a complex or
8038 vector decl and does not live in memory.
8040 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8042 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
8043 (GENERIC_NEXT): New function macro.
8044 (PHI_CHAIN): Use phi_node's new chain variable.
8045 (tree_phi_node): Change tree_common to tree_base
8046 and add the chain field.
8047 * tree-phinodes.c (make_phi_node): Don't set
8048 TREE_TYPE on the new node.
8049 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
8050 instead of checking GIMPLE_TUPLE_P in chain_next.
8051 * tree-vect-transform.c
8052 (get_initial_def_for_induction): Look at
8053 PHI_RESULT_TREE for the type of the phi node.
8054 (update_vuses_to_preheader): Use PHI_CHAIN
8055 instead of TREE_CHAIN on the phi node.
8056 * tree-ssa-structalias.c (compute_points_to_sets):
8058 (ipa_pta_execute): Likewise.
8060 2007-04-21 Richard Guenther <rguenther@suse.de>
8063 * fold-const.c (fold_unary): Call fold_convert_const on the
8066 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
8068 * gcse.c (store_killed_in_insn): Handle PARALLELs.
8069 (store_killed_in_pat): New.
8071 2007-04-20 Richard Henderson <rth@redhat.com>
8074 * config/i386/i386.c (type_has_variadic_args_p): Look for any
8075 TREE_LIST with a void_type_node value, not void_list_node exactly.
8077 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
8079 * doc/standards.texi: Re-arrange into language-specific
8080 subsections. Add a C++ section, documenting which standards we
8083 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
8085 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
8086 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
8088 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
8090 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
8091 ecrti.o and crtbegin.o.
8092 (LIB_DEFAULT_SPEC): Include -lc.
8093 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
8095 2007-04-20 Richard Henderson <rth@redhat.com>
8098 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
8099 argument; update all callers.
8100 (get_unaligned_offset): New.
8101 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
8102 get_unaligned_address, just pass on the address directly.
8103 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
8104 the subreg in the helper patterns.
8105 (unaligned_extendqidi_le): Use get_unaligned_offset.
8106 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
8107 (unaligned_extendhidi_be): Likewise.
8108 (unaligned_extendhidi): Tidy.
8109 * config/alpha/alpha-protos.h: Update.
8111 2007-04-20 Richard Henderson <rth@redhat.com>
8113 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
8114 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
8115 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
8116 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8117 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8118 (CPP_SPEC): Don't include %(cpp_subtarget).
8119 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
8120 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8121 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
8123 2007-04-20 Jakub Jelinek <jakub@redhat.com>
8125 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
8126 for __builtin_ia32_cmpordss.
8128 PR tree-optimization/31632
8129 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
8130 and arg1 for optimizations of comparison against min/max values.
8131 Fold arg0 to arg1's type for optimizations of comparison against
8132 min+1 and max-1 values.
8134 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
8136 * reload.c (combine_reloads): When trying to use a dying register,
8137 check whether it's uninitialized and don't use if so.
8139 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
8141 * fold-const.c: Remove prototypes for native_encode_expr and
8142 native_interpret_expr.
8143 (native_encode_expr): Make non-static.
8144 (native_interpret_expr): Likewise.
8145 * tree.h: Add prototypes for the above.
8147 2007-04-19 Joseph Myers <joseph@codesourcery.com>
8149 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
8150 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
8151 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
8152 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
8153 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
8154 Add length attributes.
8156 2007-04-19 Janis Johnson <janis187@us.ibm.com>
8158 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
8161 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
8162 __STDC_WANT_DEC_FP__.
8164 2007-04-19 Joseph Myers <joseph@codesourcery.com>
8166 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
8167 for long double compatibility.
8168 * configure: Regenerate.
8170 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
8172 PR rtl-optimization/29841
8173 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
8175 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
8176 that may cause control flow transfer from being moved.
8178 2007-04-18 Jan Hubicka <jh@suse.cz>
8180 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
8183 2007-04-18 Eric Christopher <echristo@apple.com>
8185 * config/rs6000/darwin.md (load_macho_picbase): Use link register
8186 only. Update operands.
8187 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
8188 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
8189 link register to pic register.
8191 2007-04-18 Dirk Mueller <dmueller@suse.de>
8194 * tree-vrp.c (search_for_addr_array): New.
8195 (check_array_bounds): Suppress warning about
8196 address taken of array refs if its not de-referenced.
8198 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8200 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
8201 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
8203 * tree-vectorizer.h (NITERS_KNOWN_P): New.
8204 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
8205 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
8207 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
8209 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
8211 (vect_analyze_scalar_cycles): Fix indentation.
8212 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
8213 (vect_mark_relevant): Include phis in relevance analysis.
8215 * tree-vect-transform.c (vect_transform_loop): Add an assert.
8217 2007-04-18 Anatoly Sokolov <aesok@post.ru>
8219 * config/avr/avr.c (ptrreg_to_str): Replace error() with
8220 output_operand_lossage().
8222 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8224 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
8225 the unused code for reduction without adjust-in-epilog to simplify the
8228 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
8230 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
8231 (S390_TDC_NEGATIVE_ZERO): New constant.
8232 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
8233 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
8234 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
8235 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
8236 (S390_TDC_POSITIVE_INFINITY): New constant.
8237 (S390_TDC_NEGATIVE_INFINITY): New constant.
8238 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
8239 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
8240 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
8241 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
8242 (S390_TDC_INFINITY): New constant.
8243 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
8244 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
8245 optimization for UNSPEC_CCZ_TO_INT.
8246 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
8247 ("*ccz_to_int"): New insn.
8248 ("isinf<mode>2"): New insn.
8249 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
8250 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
8251 (UNSPEC_CCZ_TO_INT): New constant.
8253 2007-04-18 Richard Guenther <rguenther@suse.de>
8255 PR tree-optimization/19431
8256 PR tree-optimization/21463
8257 * tree-pass.h (pass_phiprop): Declare.
8258 * passes.c (init_optimization_passes): New phiprop pass.
8259 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
8260 (phivn_valid_p): New helper function.
8261 (phiprop_insert_phi): Likewise.
8262 (propagate_with_phi): Likewise.
8263 (tree_ssa_phiprop): New propagator propagating loads
8264 through phi nodes if profitable.
8266 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8268 * tree-vect-analyze.c (process_use): New function.
8269 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
8270 Check phis in all bbs.
8271 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
8274 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
8276 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
8279 2007-04-17 Anatoly Sokolov <aesok@post.ru>
8282 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
8285 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
8287 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
8289 (sse_vmmulv4sf3): Likewise.
8290 (sse2_vmaddv2df3): Likewise.
8291 (sse2_vmmulv2df3): Likewise.
8293 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
8295 PR rtl-optimization/31360
8296 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
8297 (target_reg_cost): New.
8298 (init_set_costs): Initialize target_reg_cost. Add comments
8299 regarding the rationale of the costs.
8300 (global_cost_for_size): Renamed to...
8301 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
8302 of register pressure.
8303 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
8304 estimate_reg_pressure_cost. Add number of ivs.
8305 (determine_set_costs): Dump target_reg_cost.
8306 * loop-invariant.c (gain_for_invariant): Use
8307 estimate_reg_pressure_cost. Removed n_inv_uses argument.
8308 (best_gain_for_invariant, find_invariants_to_move): Remove
8310 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
8311 (target_reg_cost): Declare.
8312 (global_cost_for_size): Declaration removed.
8313 (estimate_reg_pressure_cost): Declare.
8315 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
8317 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
8318 regnos into even/odd register pairs.
8319 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
8320 TDmode similar to the other floating point modes.
8321 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
8322 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
8324 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
8325 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
8326 (movdd_hardfloat64): Use TARGET_MFPGPR.
8328 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
8330 * reload1.c (delete_output_reload): Don't count output in n_inherited.
8333 2005-01-05 Richard Henderson <rth@redhat.com>
8335 * reload1.c (do_input_reload): Restrict the optimization deleteing
8336 a previous output reload to RELOAD_FOR_INPUT.
8338 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
8340 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
8341 induc_vec_info_type.
8342 (vectorizable_induction): New function declaration.
8343 * tree-vect-transform.c (get_initial_def_for_induction): No need to
8344 check if already vectorized. Find first place in BB where new stmts
8345 can be inserted. Takes only one argument.
8346 (vectorizable_induction): New function.
8347 (vect_transform_stmt): Add case for induc_vec_info_type to call
8348 vectorizable_induction.
8349 (vect_transform_loop): Consider phis for vectorization.
8350 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
8352 (analyze_operations): Call vectorizable_induction when analyzing phis.
8354 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
8355 (vect_mark_relevant): Include phis in relevance analysis.
8356 (vect_mark_stmts_to_be_vectorize): Likewise.
8357 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
8359 2007-04-16 Lawrence Crowl <crowl@google.com>
8361 * doc/invoke.texi (Debugging Options): Add documentation for the
8362 -femit-struct-debug options -femit-struct-debug-baseonly,
8363 -femit-struct-debug-reduced, and
8364 -femit-struct-debug-detailed[=...].
8366 * c-opts.c (c_common_handle_option): Add
8367 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
8368 and OPT_femit_struct_debug_detailed_.
8369 * c.opt: Add specifications for
8370 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
8371 and -femit-struct-debug-detailed[=...].
8372 * opts.c (set_struct_debug_option): Parse the
8373 -femit-struct-debug-... options.
8374 * opts.c (matches_main_base, main_input_basename,
8375 main_input_baselength, base_of_path, matches_main_base): Add
8376 variables and functions to compare header base name to compilation
8378 * opts.c (should_emit_struct_debug): Add to determine to emit a
8379 structure based on the option.
8380 (dump_struct_debug) Also disabled function to debug this
8382 * opts.c (handle_options): Save the base name of the
8385 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
8386 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
8387 This hook indicates if a type is generic. Set it by default
8389 * langhooks.h (struct lang_hooks_for_types): Add a new hook
8390 to determine if a struct type is generic or not.
8391 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
8392 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
8393 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
8396 * flags.h (enum debug_info_usage): Add an enumeration to describe
8397 a program's use of a structure type.
8398 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
8399 to indicate the program's usage of the type. Filter structs based
8400 on the -femit-struct-debug-... specification.
8401 (gen_type_die): Split into two routines, gen_type_die and
8402 gen_type_die_with_usage. gen_type_die is now a wrapper
8403 that assumes direct usage.
8404 (gen_type_die_with_usage): Replace calls to gen_type_die
8405 with gen_type_die_with_usage adding the program usage of
8406 the referenced type.
8407 (dwarf2out_imported_module_or_decl): Suppress struct debug
8408 information using should_emit_struct_debug when appropriate.
8410 2007-04-16 Ian Lance Taylor <iant@google.com>
8412 PR tree-optimization/31522
8413 * tree-vrp.c (vr_phi_edge_counts): New static variable.
8414 (vrp_initialize): Allocate vr_phi_edge_counts.
8415 (vrp_visit_phi_node): Don't push to infinity if we saw a new
8416 executable edge. Drop test for all constants.
8417 (vrp_finalize): Free vrp_phi_edge_counts.
8419 * doc/cpp.texi (Common Predefined Macros): Clarify description of
8420 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
8422 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
8423 predecessors at head rather than tail.
8425 2007-04-16 Matthias Klose <doko@debian.org>
8427 * config/alpha/linux.h (CPP_SPEC): Define.
8428 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
8430 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
8432 * function.h: Remove sequence_stack extern declaration.
8434 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
8436 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
8438 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
8441 2007-04-16 Anatoly Sokolov <aesok@post.ru>
8443 * config/avr/avr.c (avr_arch_types): Rearranging array.
8444 (enum avr_arch): Add.
8445 (avr_mcu_types): Use avr_arch enumeration constants instead of
8447 * config/avr/avr.h (LINK_SPEC): Simplify.
8449 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
8451 * config/m68k/m68k.c (m68k_libcall_value,
8452 m68k_function_value): Use macros for register names more.
8454 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
8456 (M68K_REGNAME): Use A6_REG.
8457 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
8459 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8462 * sched-int.h (struct deps): Split field 'pending_lists_length' into
8463 'pending_read_list_length' and 'pending_write_list_length'. Update
8465 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
8466 to handle two length counters instead of one. Update all uses.
8467 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
8468 two length counters instead of one.
8469 * sched-rgn.c (propagate_deps): Update to handle two length counters
8472 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
8475 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
8476 copy of source, pass it to ix86_expand_vector_set and return
8479 2007-04-16 David Ung <davidu@mips.com>
8480 Joseph Myers <joseph@codesourcery.com>
8482 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
8483 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
8484 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
8485 Add 74K processor information.
8486 * config/mips/mips.md: Include 74k.md.
8487 (cpu): Add 74kc,74kf,74kx.
8488 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
8489 * config/mips/74k.md: New.
8490 * doc/invoke.texi (MIPS Options): Document 74K support.
8492 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
8494 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
8495 vectorizable_* functions.
8496 * tree-vect-transform.c (vectorizable_call): Add check for
8497 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
8498 (vectorizable_store): likewise.
8499 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
8501 (vectorizable_operation, vectorizable_type_demotion): Likewise.
8502 (vectorizable_type_promotion, vectorizable_load): Likewise.
8503 (vectorizable_live_operation, vectorizable_condition): Likewise.
8504 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
8506 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
8508 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8510 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
8511 register numbers more.
8512 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
8513 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
8514 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
8515 FUNCTION_VALUE_REGNO_P): Likewise.
8516 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
8517 STATIC_CHAIN_REGNUM): Likewise.
8518 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
8519 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
8520 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
8521 * config/m68k/m68k.md (FP_REG): New.
8523 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8525 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
8528 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8530 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
8531 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
8534 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8536 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
8539 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
8542 * c-decl.c (finish_decl): Grab the type of the decl after the call
8543 to store_init_value.
8545 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
8547 * common.opt (fforward-propagate): Fix "Optimization" annotation.
8549 2007-04-14 Jakub Jelinek <jakub@redhat.com>
8552 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
8553 dominators, post dominators and cleanup cfg before returning.
8555 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
8557 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
8558 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
8560 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
8562 * config.gcc: Recognize fido.
8563 * config/m68k/m68k-devices.def (fidoa): New.
8564 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
8566 (FL_FIDOA, TARGET_FIDOA): New.
8567 * config/m68k/m68k.opt (mfidoa): New.
8569 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8572 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
8573 when a personality function is used.
8575 2007-04-13 Bob Wilson <bob.wilson@acm.org>
8577 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
8579 2007-04-13 Mike Stump <mrs@apple.com>
8581 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
8583 * config/darwin.opt (fapple-kext): Make C++ only.
8584 * config/darwin.c (darwin_override_options): Remove code to ensure
8585 -fapple-kext is given for C++ only.
8587 2007-04-13 Richard Sandiford <richard@codesourcery.com>
8589 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
8590 * config/mips/mips.c (override_options): Call
8591 SUBTARGET_OVERRIDE_OPTIONS, if defined.
8593 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
8595 * config/i386/i386.opt (msvr3-shlib): Removed.
8597 * doc/invoke.texi: Remove -msvr3-shlib.
8599 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
8601 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
8602 with "popcnt" instruction.
8604 2007-04-13 Richard Guenther <rguenther@suse.de>
8606 PR tree-optimization/21258
8607 * tree-vrp.c (compare_case_labels): New helper.
8608 (find_switch_asserts): New function.
8609 (find_assert_locations): Call it for SWITCH_EXPRs.
8611 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
8613 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
8614 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
8615 check is now implied in X87_FLOAT_MODE_P.
8616 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
8617 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
8618 (fix_trunc<mode>_i386_fisttp): Ditto.
8619 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
8620 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
8621 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
8622 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
8623 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
8624 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
8625 (unnamed_splitters): Ditto.
8626 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
8627 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
8628 FIRST_SSE_REG for local functions when SSE math is enabled or
8629 for functions with sseregparm attribute.
8630 (standard_80387_constant_p): Return -1 if mode is not
8632 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
8633 (ix86_expand_compare): Ditto.
8634 (ix86_expand_carry_flag_compare): Ditto.
8635 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
8636 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
8637 DECIMAL_FLOAT_MODE_P.
8638 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
8639 of SCALAR_FLOAT_MODE_P.
8640 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
8641 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
8642 checks before FLOAT_MODE_P.
8643 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
8644 before FLOAT_MODE_P.
8649 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
8651 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
8652 Charles Wilson <libtool@cwilson.fastmail.fm>
8654 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
8655 (libgcc.mvars): Don't depend on them.
8656 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
8657 * exec-tool.in: New.
8659 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
8661 * doc/invoke.text (--help): Document --help=common.
8663 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
8665 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
8667 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8669 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
8670 * genemit.c (main): Emit #include "integrate.h".
8671 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
8672 (LOADGP_RTP): New mips_loadgp_style.
8673 * config/mips/mips.h: Include config/vxworks-dummy.h.
8674 (TARGET_RTP_PIC): New macro.
8675 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
8676 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
8677 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
8679 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
8680 -mvxworks-pic when using -mrtp and a PIC option.
8681 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
8683 (mips_symbolic_constant_p, mips_symbolic_address_p)
8684 (mips_symbol_insns): Handle SYMBOL_HALF.
8685 (override_options): Warn about -G and -mrtp being used together.
8686 Initialize mips_lo_relocs[SYMBOL_HALF].
8687 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
8688 (mips_emit_loadgp): Handle LOADGP_RTP.
8689 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
8690 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
8691 (tablejump): Handle function-relative case table entries if
8693 * config/mips/predicates.md (symbol_ref_operand): New predicate.
8695 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8697 * config/mips/mips.md (load_call<mode>): Allow any general register.
8699 (sibcall_value_internal, sibcall_value_multiple_internal)
8700 (call_value_internal, call_value_split, call_value_multiple_internal)
8701 (call_value_multiple_split): Remove constraints from operand 0.
8703 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8705 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
8706 rather than loadgp_noshared.
8707 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
8708 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
8710 * config/mips/mips.md (loadgp): Rename to...
8711 (loadgp_newabi): ...this.
8712 (loadgp_noshared): Rename to...
8713 (loadgp_absolute): ...this.
8715 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8717 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
8718 false for locally-binding symbols.
8719 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
8721 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8723 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
8724 (SYMBOL_GOT_PAGE_OFST): ...this.
8725 (SYMBOL_GOT_GLOBAL): Rename to...
8726 (SYMBOL_GOT_DISP): ...this.
8727 (SYMBOL_GOTOFF_GLOBAL): Rename to...
8728 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
8729 * config/mips/mips.c (mips_global_symbol_p): New function.
8730 (mips_symbol_binds_local_p): Likewise.
8731 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
8732 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
8733 mips_global_symbol_p and mips_symbol_binds_local_p.
8734 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
8735 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
8736 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
8738 (mips_ok_for_lazy_binding_p): New function.
8739 (mips_load_call_address, mips_expand_call): Use it.
8740 (mips_dangerous_for_la25_p): Likewise.
8741 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
8742 (*got_disp<mode>): Use got_disp_operand instead of
8743 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
8744 SYMBOL_GOTOFF_GLOBAL.
8745 (*got_page<mode>): Use got_page_ofst_operand instead of
8747 * config/mips/predicates.md (const_call_insn_operand): Use
8748 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
8749 (global_got_operand): Rename to...
8750 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
8752 (local_got_operand): Rename to...
8753 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
8754 of SYMBOL_GOT_LOCAL.
8756 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8758 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
8759 TARGET_CALL_CLOBBERED_GP.
8760 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8761 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
8762 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
8763 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
8764 of TARGET_ABICALLS && !TARGET_NEWABI.
8765 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8766 * config/mips/mips.c (mips_load_call_address): Check
8767 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
8768 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8769 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
8770 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
8771 TARGET_ABICALLS && TARGET_NEWABI.
8772 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
8774 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
8775 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
8776 TARGET_ABICALLS && TARGET_NEWABI.
8777 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
8778 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
8779 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
8780 whether indirect calls must use $25.
8781 (mips_extra_live_on_entry): Check TARGET_GOT instead of
8783 * config/mips/mips.md (jal_macro): Check flag_pic and
8784 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
8785 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
8786 instead of TARGET_ABICALLS.
8787 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
8788 TARGET_ABICALLS && TARGET_OLDABI.
8789 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8790 (sibcall): In the comment above the define_insn, mention
8791 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
8792 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
8793 instead of TARGET_ABICALLS.
8795 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
8797 * doc/md.texi (Blackfin family constraints): Document PA and PB.
8798 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
8799 (MACFLAGS_MATCH_P): New macro.
8800 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
8801 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
8802 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
8803 the other MACFLAG constants.
8804 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
8805 (flag_machi): Tighten constraints. Renumber some of the operands.
8806 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
8808 (flag_machi_parts_acconly): New pattern.
8809 (flag_macinithi): Tighten constraints. Allow any accumulator to be
8811 (flag_macinit1hi): Tighten constraints.
8812 (flag_mul_macv2hi_parts_acconly): New pattern.
8814 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
8815 Use a more efficient implementation.
8816 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
8817 inline sequences when not optimizing for size.
8819 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
8820 movhi_high2low): Delete, merge functionality into...
8821 (packv2hi): ... this pattern.
8823 2007-02-11 Jie Zhang <jie.zhang@analog.com>
8824 * config/bfin/bfin.opt (msim): New option.
8825 (mcpu=): New option.
8826 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
8827 (bfin_cpu_t): Typedef of enum bfin_cpu.
8828 (bfin_cpu_type): New declaration.
8829 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
8830 -msim and -mcpu= options.
8831 (LIB_SPEC): Likewise.
8832 * config/bfin/bfin.c (bfin_cpu_type): Define.
8833 (bfin_handle_option): Handle -mcpu= option.
8834 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
8835 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
8836 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
8838 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8840 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
8841 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
8842 (powerpc-wrs-vxworksae): Use ${tm_file}.
8843 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
8844 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
8845 * config/i386/vx-common.h: New file.
8847 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8849 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
8852 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
8854 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
8857 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
8861 * c-common.c (c_build_qualified_type): Set canonical type
8864 2007-04-12 Richard Guenther <rguenther@suse.de>
8866 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
8867 lower bound and element size if lower bound is not zero
8868 or either of the ARRAY_REF operands is set.
8870 2007-04-12 Richard Guenther <rguenther@suse.de>
8872 PR tree-optimization/24689
8873 PR tree-optimization/31307
8874 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
8876 * gimplify.c (canonicalize_addr_expr): To be consistent with
8877 gimplify_compound_lval only set operands two and three of
8878 ARRAY_REFs if they are not gimple_min_invariant. This makes
8879 it never at this place.
8880 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
8882 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8884 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
8885 null before emitting a .nsubspa directive.
8887 2007-04-11 Diego Novillo <dnovillo@redhat.com>
8889 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
8890 need_to_partition_p if there are no memory statements in the
8893 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8895 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
8896 (gcd_of_steps_may_divide_p): New function.
8897 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
8899 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
8901 * reload.c (find_reloads_toplev, find_reloads_address,
8902 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
8903 not a pointer equality test, to decide if we need to call
8904 push_reg_equiv_alt_mem.
8906 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
8908 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
8909 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
8911 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
8913 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8915 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
8916 vector to be positive.
8918 2007-04-11 Diego Novillo <dnovillo@redhat.com>
8922 * doc/invoke.texi: Document --params max-aliased-vops and
8924 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
8925 debug_memory_partitions): Move to tree-flow.h
8926 * params.h (AVG_ALIASED_VOPS): Define.
8927 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
8929 (mp_info_t): Likewise.
8930 (get_mem_sym_stats_for): New.
8931 (set_memory_partition): Move from tree-flow-inline.h.
8932 (mark_non_addressable): Only clear the set of symbols for the
8933 partition if it exists.
8934 (dump_memory_partitions): Move from tree-ssa-operands.c
8935 (debug_memory_partitions): Likewise.
8936 (need_to_partition_p): New.
8937 (dump_mem_ref_stats): New.
8938 (debug_mem_ref_stats): New.
8939 (dump_mem_sym_stats): New.
8940 (debug_mem_sym_stats): New.
8941 (update_mem_sym_stats_from_stmt): New.
8942 (compare_mp_info_entries): New.
8943 (mp_info_cmp): Call it.
8944 (sort_mp_info): Change argument to a list of mem_sym_stats_t
8946 (get_mpt_for): Move from tree-ssa-operands.c.
8947 (find_partition_for): New.
8948 (create_partition_for): Remove.
8949 (estimate_vop_reduction): New.
8950 (update_reference_counts): New.
8951 (build_mp_info): New.
8952 (compute_memory_partitions): Refactor.
8953 Document new heuristic.
8954 Call build_mp_info, update_reference_counts,
8955 find_partition_for and estimate_vop_reduction.
8956 (compute_may_aliases): Populate virtual operands before
8957 calling debugging dumps.
8958 (delete_mem_sym_stats): New.
8959 (delete_mem_ref_stats): New.
8960 (init_mem_ref_stats): New.
8961 (init_alias_info): Call it.
8962 (maybe_create_global_var): Remove alias_info argument.
8963 Get number of call sites and number of pure/const call sites
8964 from gimple_mem_ref_stats().
8965 (dump_alias_info): Call dump_memory_partitions first.
8966 (dump_points_to_info_for): Show how many times a pointer has
8968 * opts.c (decode_options): For -O2 set --param
8969 max-aliased-vops to 500.
8970 For -O3 set --param max-aliased-vops to 1000 and --param
8971 avg-aliased-vops to 3.
8972 * fortran/options.c (gfc_init_options): Remove assignment to
8974 * tree-flow-inline.h (gimple_mem_ref_stats): New.
8975 * tree-dfa.c (dump_variable): Dump memory reference
8977 Dump NO_ALIAS* settings.
8978 (referenced_var_lookup): Tidy.
8979 (mem_sym_stats): New.
8980 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
8981 and ORIG are different SSA names for a memory partition.
8982 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
8983 * tree-flow.h (struct mem_sym_stats_d): Define.
8984 (mem_sym_stats_t): Define.
8985 (struct mem_ref_stats_d): Define.
8986 (struct gimple_df): Add field mem_ref_stats.
8987 (enum noalias_state): Define.
8988 (struct var_ann_d): Add bitfield noalias_state.
8989 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
8990 debug_mem_ref_stats, debug_memory_partitions,
8991 debug_mem_sym_stats): Declare.
8992 * tree-ssa-structalias.c (update_alias_info): Update call
8993 sites, pure/const call sites and asm sites in structure
8994 returned by gimple_mem_ref_stats.
8995 Remove local variable IS_POTENTIAL_DEREF.
8996 Increase NUM_DEREFS if the memory expression is a potential
8998 Call update_mem_sym_stats_from_stmt.
8999 If the memory references memory, call
9000 update_mem_sym_stats_from_stmt for all the direct memory
9001 symbol references found.
9002 (intra_create_variable_infos): Set noalias_state field for
9003 pointer arguments according to the value of
9004 flag_argument_noalias.
9005 * tree-ssa-structalias.h (struct alias_info): Remove fields
9006 num_calls_found and num_pure_const_calls_found.
9007 (update_mem_sym_stats_from_stmt): Declare.
9008 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
9009 Set default value to 100.
9010 (PARAM_AVG_ALIASED_VOPS): Define.
9012 2007-04-11 Richard Guenther <rguenther@suse.de>
9015 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
9016 a * -b + c as c - a * b if we honor sign dependent rounding.
9018 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
9020 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
9022 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
9023 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
9025 (initialize_trampoline): Don't use old-style function definition.
9026 (bfin_secondary_reload): Mark IN_P argument as unused.
9028 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
9030 PR tree-optimization/31343
9031 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
9032 (build_polynomial_chrec): Return a scalar when the evolution is zero.
9033 * testsuite/gcc.dg/vect/pr31343.c: New.
9035 2007-04-10 Eric Christopher <echristo@apple.com>
9037 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
9038 * config/i386/i386.md (*cmpfp0): Use.
9039 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
9040 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
9041 (fix_trunc<mode>_i386_fisttp): Ditto.
9042 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
9043 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
9044 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
9045 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
9046 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
9047 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
9048 (unnamed_splitters): Ditto.
9049 * config/i386/i386.c (output_fix_trunc): Assert that
9050 we're not being passed a TFmode operand.
9052 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
9054 PR tree-optimization/31526
9055 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
9056 n_basic_blocks to find newly added blocks.
9058 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
9060 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
9062 (fix_trunc<mode>si_sse): Ditto.
9063 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
9064 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
9065 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
9066 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
9067 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
9068 expander using SSEMODEF mode macro.
9069 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
9070 expander using SSEMODEF mode macro.
9071 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
9072 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
9073 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
9074 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
9075 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
9076 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
9077 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
9078 Macroize insn using X87MODEF mode macro.
9080 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
9082 * config/i386/sse.md (sse2_pinsrw): Removed.
9083 (sse2_pextrw): Renamed to ...
9084 (*sse2_pextrw): This.
9086 2007-04-09 Jan Hubicka <jh@suse.cz>
9089 * config/i386/sse.md
9090 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
9091 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
9092 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
9093 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
9095 2007-04-09 Jan Hubicka <jh@suse.cz>
9097 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
9098 multiple fields of union.
9100 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
9102 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
9103 (create_preheaders): Check that loops are available.
9104 (fix_loop_structure): Clean up, improve comments.
9105 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
9106 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
9108 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
9109 * predict.c (tree_estimate_probability): Do not call
9110 calculate_dominance_info. Call create_preheaders.
9111 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
9112 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
9114 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
9115 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
9116 * tree-cfg.c (tree_split_edge): Make an assert more precise.
9117 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
9120 2007-04-08 Jan Hubicka <jh@suse.cz>
9122 * tree.h (maybe_fold_offset_to_component_ref): Declare.
9123 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
9124 * fold-const.c (fold_unary): Use it.
9126 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
9128 * varasm.c (assemble_variable): Remove call to
9129 lang_hooks.decls.prepare_assemble_variable.
9130 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
9131 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
9132 * langhooks.h (lang_hooks_for_decls): Remove
9133 prepare_assemble_variable.
9135 2007-04-08 Mike Stump <mrs@apple.com>
9137 * config/i386/i386.c: Use inc/dec on Core2.
9139 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
9141 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
9142 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
9143 lhd_tree_inlining_end_inlining): Remove.
9144 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
9145 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
9147 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
9148 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
9149 lhd_tree_inlining_end_inlining): Remove prototypes.
9150 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
9151 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
9152 LANG_HOOKS_TREE_INLINING_START_INLINING,
9153 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
9155 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
9158 2007-04-08 Anatoly Sokolov <aesok@post.ru>
9161 * config/avr/predicates.md (io_address_operand): Delete predicate.
9162 (low_io_address_operand): Don't use 'mode' argument.
9163 (higth_io_address_operand): Rename ...
9164 (high_io_address_operand): ... to this. Don't use 'mode' argument.
9165 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
9168 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
9170 Revert change removing staticp.
9172 2007-04-07 Anatoly Sokolov <aesok@post.ru>
9175 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
9178 2007-04-07 Bruce Korb <bkorb@gnu.org>
9180 * c.opt: Add -Wformat-contains-nul.
9181 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
9183 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
9184 the NUL byte warning.
9186 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
9188 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
9190 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
9192 * tree.c (staticp): No longer use staticp langhook.
9193 * langhooks.c (lhd_staticp): Removed.
9194 * langhooks.h (struct lang_hooks): Remove staticp.
9195 * c-common.c (c_staticp): Remove.
9196 * c-common.h (c_staticp): Ditto.
9197 * langhooks-defs.h (lhd_staticp): Ditto.
9198 (LHD_HOOKS_STATICP): Ditto
9199 * tree.h (gcc_assert_lowered): New macro.
9201 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
9203 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
9204 argument "reliable".
9205 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
9206 Add argument "reliable". Propagate it through calls.
9207 (infer_loop_bounds_from_undefined): Derive number of iterations
9208 estimates from references in blocks that do not dominate loop latch.
9209 (gcov_type_to_double_int): New function.
9210 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
9211 and expected_loop_iterations_unbounded.
9212 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
9213 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
9214 * tree-data-ref.c (estimated_loop_iterations): Export.
9215 (get_references_in_stmt): Fix -- do not return addresses of local
9217 * cfgloop.h (expected_loop_iterations_unbounded,
9218 estimated_loop_iterations): Declare.
9220 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
9222 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
9224 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
9226 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
9227 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
9228 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
9229 Use output_387_reg_move().
9230 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
9231 expander using X87MODEF12 mode macro.
9232 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
9233 choosing register preferences. Use output_387_reg_move().
9234 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
9235 instead of "x". Use output_387_reg_move().
9236 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
9237 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
9238 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
9239 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
9240 Use output_387_reg_move().
9241 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
9243 (*truncxf?f_i387 splitter): Ditto.
9245 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
9247 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
9248 LANG_HOOKS_SAFE_FROM_P.
9249 * expr.c (safe_from_p): Remove langhook call.
9250 * langhooks.h (lang_hooks): Remove safe_from_p.
9251 (lhd_safe_from_p): Remove prototype.
9252 * langhooks.c (lhd_safe_from_p): Remove.
9254 2007-04-06 Jan Hubicka <jh@suse.cz>
9256 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
9259 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
9261 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
9262 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
9263 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
9264 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
9266 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
9267 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
9269 2007-04-05 Richard Henderson <rth@redhat.com>
9271 * config/alpha/alpha.c (print_operand) [+]: Remove.
9272 (alpha_end_function): Print nop if call at end of function.
9273 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
9274 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
9275 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
9276 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
9277 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
9278 the call pattern. Update peepholes to match.
9280 2007-04-05 Janis Johnson <janis187@us.ibm.com>
9282 * doc/extend.texi (Other Builtins): Add decimal float variants
9284 * builtins.def: Ditto.
9285 * builtins.c (expand_builtin): Ditto.
9287 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
9288 H.J. Lu <hongjiu.lu@intel.com>
9291 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
9292 of V8HImode when calling ix86_binary_operator_ok.
9293 (sse2_pmaddwd): Call ix86_binary_operator_ok.
9294 (sdot_prodv8hi): Operands 1 and 2 must be register.
9296 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
9298 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
9299 initialize align to silence bogus warning.
9301 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
9304 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
9306 (struct sra_walk_fns): Remove use_all parameter from use.
9307 (sra_hash_tree): Handle BIT_FIELD_REFs.
9308 (sra_elt_hash): Don't hash bitfld blocks.
9309 (sra_elt_eq): Skip them in parent compares as well. Handle
9311 (sra_walk_expr): Don't maintain or pass down use_all_p.
9312 (scan_use): Remove use_all parameter.
9313 (scalarize_use): Likewise. Re-expand assignment to
9314 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
9315 output, and re-scalarize after output. Don't mark anything
9317 (scalarize_ldst): Adjust.
9318 (scalarize_walk_gimple_modify_statement): Likewise.
9319 (build_element_name_1): Handle BIT_FIELD_REFs.
9320 (instantiate_element): Don't warn for any element whose parent
9322 (instantiate_missing_elements_1): Return the sra_elt.
9323 (canon_type_for_field): New.
9324 (try_instantiate_multiple_fields): New.
9325 (instantiate_missing_elemnts): Use them.
9326 (mark_no_warning): Removed.
9327 (generate_one_element_ref): Handle BIT_FIELD_REFs.
9328 (REPLDUP, sra_build_elt_assignment): New.
9329 (generate_copy_inout): Use them.
9330 (generate_element_copy): Likewise. Handle bitfld differences.
9331 (generate_element_zero): Don't recurse for blocks. Use
9332 sra_build_elt_assignment.
9333 (generate_one_element_int): Take elt instead of var. Use
9334 sra_build_elt_assignment.
9335 (generate_element_init_1): Adjust.
9336 (scalarize_use, scalarize_copy): Use REPLDUP.
9337 (scalarize_ldst): Move assert before dereference.
9338 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
9340 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
9342 * regmove.c: Fix unused variable warnings due to previous commit.
9344 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
9346 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
9347 (regmove_bb_head): Remove.
9348 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
9349 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
9350 problems with fixup_match_1.
9351 Don't initialize/free regmove_bb_head.
9353 (reg_is_remote_constant_p): If an insn is in the same basic block
9354 but not before INSN, consider it remote, too.
9356 2007-04-05 Anatoly Sokolov <aesok@post.ru>
9359 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
9360 DECL_ASSEMBLER_NAME, not the DECL_NAME.
9362 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
9364 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
9365 (CONDITIONAL_REGISTER_USAGE): Likewise.
9367 2007-04-04 Richard Henderson <rth@redhat.com>
9369 * config/alpha/lib1funcs.asm: Remove unused file.
9371 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9374 * opts.c (print_specific_help): Fix --help=<language>
9376 (common_handle_option): Support --help=common.
9378 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9381 * gcc.c (main): Do not run the linker if
9382 print_subprocess_help indicates that it shouldn't be
9385 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9388 * doc/invoke.texi (--help=): Document <languages> value, fix
9389 formatting in tables of values.
9391 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
9393 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
9394 dllimport attribute of virtual methods.
9396 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
9398 * config/score/crti.asm: Change _bss_start to __bss_start.
9399 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
9400 (OUTGOING_REG_PARM_STACK_SPACE) update.
9401 * config/score/score.opt: add options to make backend support
9402 score5, score5u, score7 and score7d.
9403 * config/score/score.md: Likewise.
9404 * config/score/misc.md: Likewise.
9405 * config/score/mac.md: Likewise.
9406 * doc/invoke.texi: Likewise.
9407 * doc/md.texi: update constraints define.
9409 2007-04-03 Richard Henderson <rth@redhat.com>
9411 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
9412 an appropriate type, use the mode instead.
9414 2007-04-03 Richard Sandiford <richard@codesourcery.com>
9416 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
9417 Set the default --with-arch setting to mips2.
9418 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
9419 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
9420 (MULTILIB_OSDIRNAMES): Delete.
9421 (MULTILIB_DIRNAMES): Define.
9422 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
9423 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
9424 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
9425 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
9426 VXWORKS_OS_CPP_BUILTINS.
9427 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
9428 (MIPS_DEBUGGING_INFO): Undefine.
9429 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
9431 2007-04-03 Jakub Jelinek <jakub@redhat.com>
9434 * fold-const.c (native_encode_real): Encode real.c provided longs
9435 as a series of 32-bit native integers.
9436 (native_interpret_real): Interpret buffer as a series of 32-bit
9439 2007-04-03 Richard Guenther <rguenther@suse.de>
9441 * genpreds.c (write_insn_constraint_len): Write function
9442 optimized for CONSTRAINT_LEN implementation.
9443 (write_tm_preds_h): Output insn_constraint_len inline and
9444 use it for CONSTRAINT_LEN.
9445 (write_insn_preds_c): Don't output insn_constraint_len.
9446 * doc/md.texi (define_register_constraint): Document multi-letter
9447 constraints shall have the same length if they start with the same
9450 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
9453 * config/i386/i386.md (isinf<mode>2): Expand only when
9454 TARGET_C99_FUNCTIONS is set.
9456 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
9458 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
9459 (x86_64-*-linux*): Ditto.
9460 * config/i386/i386.opt (mpc): New option.
9461 * config/i386/i386.c (overrride_options): Handle
9462 ix87_precision_string.
9463 * config/i386/crtprec.c: New file.
9464 * config/i386/t-crtpc: Ditto.
9465 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
9467 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
9468 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
9469 crtprec32.o, crtprec64.o and crtprec80.o.
9471 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
9473 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
9475 2007-04-02 Eric Christopher <echristo@apple.com>
9477 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
9478 limitations on darwin.
9480 2007-04-02 Anatoly Sokolov <aesok@post.ru>
9483 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
9485 2007-04-02 Dave Korn <dave.korn@artimi.com>
9487 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
9489 2007-04-02 Dave Korn <dave.korn@artimi.com>
9491 * libgcc2.h (exception_descriptor): Don't forward-declare.
9492 (__get_eh_table_language, __get_eh_table_version): Delete
9493 prototypes of long-dead functions.
9495 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
9497 * ebitmap.h: New file
9498 * ebitmap.c: New file
9499 * Makefile.in (ebitmap.o): New target.
9501 2007-04-01 Jan Hubicka <jh@suse.cz>
9503 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
9504 before very first instruction.
9506 2007-04-01 Jan Hubicka <jh@suse.cz>
9508 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
9509 waring on 64bit hosts.
9510 * bitmap.h: Fix typo in bitmap_head_def.
9512 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
9514 PR rtl-optimization/31391
9515 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
9516 into a DELETED_LABEL note, and the label is in an empty basic
9517 block, update BB_END as well as BB_HEAD.
9519 2007-04-01 Richard Henderson <rth@redhat.com>
9521 PR tree-optimization/31169
9522 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
9523 to varying if the range is outside [0, prec-1].
9525 2007-04-01 Richard Sandiford <richard@codesourcery.com>
9528 * config/mips/mips.md (load_const_gp): New insn.
9529 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
9530 the MIPS16 GP pseudo register if no_new_pseudos.
9531 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
9533 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
9536 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
9538 (call_value): Likewise.
9540 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
9541 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9544 * doc/invoke.texi: (optimization options): Reword description
9545 of -ffast-math. Document its primary purpose.
9547 2007-03-31 Richard Guenther <rguenther@suse.de>
9549 * omp-low.c (splay-tree.h): Include.
9550 (lookup_decl): Replace splay-tree usage by pointer-map.
9551 (maybe_lookup_decl): Likewise.
9552 (new_omp_context): Likewise.
9553 (delete_omp_context): Likewise.
9554 * gimplify.c (splay-tree.h): Include.
9555 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
9557 (remap_ssa_name): Likewise.
9558 (remap_decl): Likewise.
9559 (remap_type_1): Likewise.
9560 (remap_type): Likewise.
9561 (copy_body_r): Likewise.
9562 (expand_call_inline): Likewise.
9563 (clone_body): Likewise.
9564 (copy_tree_r): Likewise.
9565 (remap_save_expr): Likewise.
9566 (unsave_r): Likewise.
9567 (unsave_expr_now): Likewise.
9568 (tree_function_versioning): Likewise.
9569 (build_duplicate_type): Likewise.
9570 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
9571 (struct copy_body_data): Replace splay-tree by pointer-map.
9572 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
9573 not $(SPLAY_TREE_H).
9574 (gimplify.o): Depend on $(SPLAY_TREE_H).
9575 (omp-low.p): Likewise.
9577 2007-03-31 Anatoly Sokolov <aesok@post.ru>
9579 * config/avr/predicates.md (even_register_operand,
9580 odd_register_operand): New predicates.
9581 * config/avr/avr.md (movw peephole2): New.
9582 (movw_r peephole2): New.
9584 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
9586 * tree.h (get_signed_or_unsigned_type): New.
9587 * fold-const.c (operand_equal_for_comparison_p): Use
9588 get_signed_or_unsigned_type instead of
9589 lang_hooks.types.signed_or_unsigned_type.
9590 * expr.c (store_expr): Ditto.
9591 * langhooks.c (get_signed_or_unsigned_type): New.
9592 (lhd_signed_or_unsigned_type): New.
9593 * langhooks.h (lhd_signed_or_unsigned_type): New.
9594 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
9596 2007-03-30 Richard Henderson <rth@redhat.com>
9598 * tree-ssa-loop-ivopts.c: Include target.h.
9599 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
9600 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
9601 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
9602 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
9604 2007-03-30 Richard Henderson <rth@redhat.com>
9605 Kai Tietz <kai.tietz@onevision.com>
9607 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
9609 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
9610 (TARGET_64BIT_MS_ABI): New.
9611 (DBX_REGISTER_NUMBER): Handle 64-bit.
9612 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
9613 (LONG_TYPE_SIZE): Force to 32.
9614 (REG_PARM_STACK_SPACE): New.
9615 (OUTGOING_REG_PARM_STACK_SPACE): New.
9616 (REGPARM_MAX, SSE_REGPARM_MAX): New.
9617 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
9618 (STACK_BOUNDARY): Use 128 for 64-bit.
9619 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
9620 Add 64-bit implementation.
9621 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
9623 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
9624 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
9625 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
9626 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
9627 (ix86_handle_cconv_attribute): Don't warn when ignoring if
9628 TARGET_64BIT_MS_ABI.
9629 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
9630 (ix86_pass_by_reference): Likewise.
9631 (ix86_function_value_regno_p): Likewise.
9632 (ix86_build_builtin_va_list): Likewise.
9633 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
9634 (function_arg_advance_ms_64): New.
9635 (function_arg_advance): Call it.
9636 (function_arg_ms_64): New.
9637 (function_arg): Call it.
9638 (function_value_ms_64): New.
9639 (ix86_function_value_1): Call it.
9640 (return_in_memory_ms_64): New.
9641 (ix86_return_in_memory): Call it.
9642 (setup_incoming_varargs_ms_64): New.
9643 (ix86_setup_incoming_varargs): Call it.
9644 (ix86_expand_prologue): Handle 64-bit stack probing.
9645 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
9646 (output_pic_addr_const): Likewise.
9647 (x86_this_parameter): Likewise.
9648 (x86_output_mi_thunk): Likewise.
9649 (x86_function_profiler): Likewise.
9650 (TARGET_STRICT_ARGUMENT_NAMING): New.
9651 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
9652 (TARGET_64BIT_MS_ABI): New.
9653 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
9654 * config/i386/i386.md (allocate_stack_worker): Remove.
9655 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
9656 describe the clobber of eax without a match_scratch.
9657 (allocate_stack_worker_postreload): Remove.
9658 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
9659 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
9660 (allocate_stack_worker_rex64_postreload): Remove.
9661 (allocate_stack): Handle 64-bit.
9662 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
9663 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
9664 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
9665 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
9666 (STANDARD_STARTFILE_PREFIX_1): Likewise.
9667 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
9668 * config.build (x86_64-*-mingw*): New host.
9669 * config.host (x86_64-*-mingw*): New host.
9670 * config.gcc (x86_64-*-mingw*): New target.
9671 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
9673 2007-03-30 Richard Henderson <rth@redhat.com>
9674 Kai Tietz <kai.tietz@onevision.com>
9676 * c-pragma.c (struct def_pragma_macro_value): New.
9677 (struct def_pragma_macro): New.
9678 (pushed_macro_table): New.
9679 (dpm_hash, dpm_eq): New.
9680 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
9681 (init_pragma): Install them.
9682 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
9684 2007-03-30 Anatoly Sokolov <aesok@post.ru>
9686 * config/avr/avr.c (avr_override_options): Clear
9687 'flag_delete_null_pointer_checks'.
9689 2007-03-30 Paolo Carlini <pcarlini@suse.de>
9692 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
9693 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
9694 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
9695 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
9696 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
9697 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
9698 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
9700 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
9702 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
9704 * regmove.c: Move all of pass_stack_adjustments from here...
9705 * combine-stack-adj.c: ...to this new file.
9706 * Makefile.in: Add rules for combine-stack-adj.o.
9708 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
9710 PR tree-optimization/31383
9711 * tree-data-ref.c (affine_function_equal_p): Do not require the
9712 vectors to have the same length.
9714 2007-03-30 Jan Hubicka <jh@suse.cz>
9717 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
9718 availablility; add more sanity checking; ask varpool only about
9721 2007-03-29 Richard Henderson <rth@redhat.com>
9723 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
9724 to decide, but __SIZEOF_LONG_LONG__.
9726 2007-03-29 Richard Henderson <rth@redhat.com>
9728 * emutls.c (struct __emutls_array): New.
9729 (emutls_destroy): Use it instead of casting element 0 from void*.
9730 (__emutls_get_address): Likewise.
9732 2007-03-29 Richard Henderson <rth@redhat.com>
9734 * varasm.c (initializer_constant_valid_p): Don't deny
9735 DECL_DLLIMPORT_P on functions.
9737 * config/i386/cygming.h: Remove function declarations.
9738 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
9739 (ASM_OUTPUT_LABELREF): Remove.
9740 (COMMON_ASM_OP): Remove.
9741 (ASM_OUTPUT_COMMON): Remove.
9742 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
9743 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
9744 (ASM_DECLARE_FUNCTION_NAME): Likewise.
9745 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
9746 Rename from TARGET_ENCODE_SECTION_INFO.
9747 * config/i386/netware.h: Likewise.
9748 * config/i386/i386-protos.h: Update.
9749 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
9750 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
9751 (legitimate_constant_p): Reject dllimports.
9752 (dllimport_map, get_dllimport_decl): New.
9753 (legitimize_dllimport_symbol): New.
9754 (legitimize_address, ix86_expand_move): Use it.
9755 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
9756 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
9757 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
9758 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
9759 * config/i386/predicates.md (constant_call_address_operand): Only
9760 accept symbols; reject dllimport_p symbols.
9761 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
9762 i386_pe_maybe_record_exported_symbol.
9763 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
9764 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
9765 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
9766 trust the setting of DECL_DLLIMPORT_P.
9767 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
9768 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
9769 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
9770 tidy the argument scanning loop.
9771 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
9772 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
9773 (i386_pe_strip_name_encoding): Remove.
9774 (i386_pe_binds_local_p): New.
9775 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
9776 (i386_pe_output_labelref): Remove.
9777 (i386_pe_asm_output_aligned_decl_common): New.
9778 (i386_pe_maybe_record_exported_symbol): Rename from
9779 i386_pe_record_exported_symbol; check for dllexported symbols.
9781 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
9783 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
9784 add comment explaining why vsnprintf cannot be used.
9786 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
9788 PR tree-optimization/30666
9789 * tree.c (build_complex_type): When creating type names for DWARF2
9790 debug info, create TYPE_DECLs for TYPE_NAME instead of
9792 (build_common_tree_nodes_2): Use build_complex_type when building
9793 predefined complex types, to preserve canonical types.
9795 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
9797 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
9798 (noce_get_alt_condition): Look at it to determine whether to
9799 reverse the condition or not.
9800 (noce_get_condition): Substitute the truth for lies.
9801 (noce_find_if_block): Set the then_else_reversed field.
9803 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
9805 * config/fr30/fr30.md (movdi): Do not accept immediates as the
9806 destination of this insn.
9807 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
9808 than calling gen_rtx_SET directly. Use r0 to hold the value of
9809 'address + 4' rather than a stack based temporary which can be
9812 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
9814 * config/s390/s390.c (s390_secondary_input_reload_class,
9815 s390_secondary_output_reload_class): Functions removed.
9816 (s390_secondary_reload): New function.
9817 (TARGET_SECONDARY_RELOAD): Target macro defined.
9818 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
9819 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
9820 * config/s390/s390.md ("reload_outti", "reload_outdi",
9821 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
9822 "reload_out<mode>"): Expanders removed.
9823 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
9824 "reload<mode>_nonoffmem_out"): Expanders added.
9826 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
9828 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
9829 action if SRC->DEST replacement failed anyway.
9831 2007-03-28 Mike Stump <mrs@apple.com>
9833 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
9834 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
9835 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
9837 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9839 * config.gcc: Accept barcelona as a variant of amdfam10.
9840 * config/i386/i386.c (override_options): Likewise.
9841 * doc/invoke.texi: Likewise.
9843 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
9845 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
9846 offsets for BIT_FIELD_REF and COMPONENT_REF.
9848 2007-03-28 Richard Guenther <rguenther@suse.de>
9850 * tree.c (is_global_var): Move ...
9851 * tree-flow-inline.h (is_global_var): ... here.
9852 * tree.h (is_global_var): Remove declaration.
9854 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
9856 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
9858 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
9859 * config/i386/i386.c (ix86_tune_features): Initialize new
9861 * config/i386/predicates.md (promotable_binary_operator): Use
9862 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
9864 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
9867 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
9869 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
9871 * config/fr30/fr30.md (movsi_internal): Change destination
9872 constraint from m to V and add m to the end.
9874 2007-03-28 Christian Bruel <christian.bruel@st.com>
9876 * config/sh/sh.md (movsi_i): Fix type attribute.
9878 2007-03-28 Christian Bruel <christian.bruel@st.com>
9880 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
9881 (movsf_ie): Likewise.
9883 2007-03-28 Christian Bruel <christian.bruel@st.com>
9885 * config.gcc: Add sh4-300 to multilib.
9886 * config/sh/t-mlib-sh4-300: New file.
9888 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
9890 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
9891 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
9893 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
9894 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
9895 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
9896 "fixuns_trunctddi2"): Whitespace fix.
9898 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
9900 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
9901 the definition of struct sh_args.
9902 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
9903 CALL_COOKIE_INT_REG_GET): Likewise.
9905 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
9907 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
9908 transformations are applied successfully.
9910 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
9912 * tree.c (tree_contains_struct): Permit 512 tree codes.
9913 * tree.h (tree_contains_struct): Ditto.
9914 (MAX_TREE_CODES): Ditto.
9915 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
9916 SPARE member to store remaining padding bits.
9918 2007-03-27 Anatoly Sokolov <aesok@post.ru>
9920 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
9923 2007-03-27 Janis Johnson <janis187@us.ibm.com>
9925 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
9926 * configure: Regenerate.
9928 * configure: Regenerate using the correct version of autoconf.
9930 2007-03-27 Anatoly Sokolov <aesok@post.ru>
9932 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
9934 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
9935 regs to "__SP_L__" and "__SP_H__".
9937 2007-03-27 Richard Guenther <rguenther@suse.de>
9939 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
9940 computations with it with a HOST_WIDE_INT variable.
9942 2007-03-26 Mike Stump <mrs@apple.com>
9944 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
9945 objective-c-header, objective-c++-header and objc++-cpp-output
9947 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
9949 2007-03-26 Richard Henderson <rth@redhat.com>
9952 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
9953 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
9954 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
9955 IX86_BUILTIN_PSRLQ128): New.
9956 (ix86_init_mmx_sse_builtins): Add them.
9957 (ix86_expand_builtin): Expand them.
9958 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
9959 operand 2 be TImode.
9960 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
9961 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
9962 _mm_srli_epi64): Mark __B const.
9963 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
9964 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
9965 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
9966 new two-vector shift builtins.
9968 2007-03-26 Ian Lance Taylor <iant@google.com>
9970 PR tree-optimization/31345
9971 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
9972 [+INF, +INF(OVF)] into VARYING.
9974 2007-03-26 Zack Weinberg <zackw@panix.com>
9976 * gengtype-parse.c: New file.
9977 * gengtype-yacc.y: Delete.
9978 * gengtype-lex.l: Don't include gengtype-yacc.h.
9979 Define YY_DECL and yyterminate appropriately for recursive
9980 descent parser. yylval is now a string out-parameter to yylex.
9981 (HWS, EOID): New shorthand.
9982 (IWORD): Add a couple more types.
9983 (yylex): Add a setup stanza. Remove the complex rules for
9984 detecting GTY'ed types and typedefs; replace with simple
9985 keyword detectors. Adjust everything for the changed
9986 definition of yylval. Ignore all pp-directives, not just #define.
9988 (parse_file): Rename yybegin; do not call yyparse.
9990 * gengtype.c (xasprintf): Export again.
9991 (this_file): New. Use everywhere __FILE__ was being used.
9992 (get_lang_bitmap): Special case types defined in gengtype.c.
9993 (do_typedef, new_structure): Suppress definition of certain types.
9994 (new_structure): Improve diagnostics of duplicate definitions.
9995 Make sure location_s is associated with input.h.
9996 (nreverse_pairs, define_location_structures): New functions.
9997 (main): Improve tagging of kludge types. Remove old kludges
9998 for input.h types; use define_location_structures.
9999 * gengtype.h: Update prototypes. Define token codes here.
10000 * Makefile.in: Remove all references to gengtype-yacc.
10001 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
10003 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
10004 add GTY((skip)) to the field that's only conditionally there.
10005 * doc/install.texi: Document that Bison is no longer required
10006 unless building treelang.
10008 * gengtype.c: Don't include gtyp-gen.h.
10009 (srcdir): Declare here.
10010 (base_files, lang_dir_names): Allocate dynamically.
10011 (gt_files, num_gt_files, num_lang_dirs): New globals.
10012 (measure_input_list, read_input_line, read_input_list)
10013 (set_lang_bitmap): New functions.
10014 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
10015 simplify, relying on read_input_list to set up the bitmaps.
10016 (main): Arguments are no longer unused. Check for correct number
10017 of command line arguments, set srcdir and srcdir_len, then call
10018 read_input_list, before doing anything else. No need to worry
10019 about duplicates in main loop.
10020 * configure.ac: Simplify the calculation of all_gtfiles.
10021 Put language tags in there. Don't set or substitute
10022 all_gtfiles_files_langs or all_gtfiles_files_frags.
10023 * Makefile.in: Revamp the way gengtype is invoked, now that it
10024 takes a file on its command line with a much simpler format.
10025 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
10026 (GTFILES): Remove duplicates and C source files.
10027 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
10028 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
10029 * configure: Regenerate.
10031 * gengtype.h: Remove all type definitions to gengtype.c; leave
10032 only definitions of options_p, type_p, and pair_p as opaque
10033 pointers. Update prototypes.
10034 * gengtype.c: Many type definitions moved here from gengtype.h.
10035 Consolidate type definitions at the top of the file.
10036 (xvasprintf): Delete.
10037 (xasprintf): Make static.
10038 (create_nested_pointer_option): Add 'next' parameter.
10039 (create_field_all, create_field_at): New functions.
10040 (create_field): Now a thin wrapper around create_field_all.
10041 (create_optional_field): Rename create_optional_field_ and add
10042 line argument. Original name is now a macro which supplies
10044 (oprintf): Use vsnprintf directly.
10045 (close_output_files): Use fatal rather than perror/exit.
10046 (note_def_vec, note_def_vec_alloc): Use create_field_at.
10047 (main): Set progname. Don't use exit.
10048 * gengtype-yacc.y (struct_fields): Use create_field_at.
10049 (option, optionseqopt): Delete.
10050 (optionseq): Consolidate productions from option here so we
10051 can use the first argument to create_option.
10053 * gengtype-lex.l: Distinguish unions from structures in the
10054 token type. Don't call find_structure; return the tag as a string.
10055 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
10056 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
10057 string. Reorganize typedef_struct production accordingly.
10058 Use create_nested_ptr_option.
10059 * gengtype.c (create_nested_ptr_option): New function.
10060 * gengtype.h: Declare it.
10062 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
10063 (string_type): Don't declare.
10064 (do_scalar_typedef): Declare.
10065 (create_scalar_type): Update prototype.
10066 * gengtype.c (string_type): Make static.
10067 (scalar_nonchar, scalar_char): New.
10068 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
10069 (resolve_typedef): Use scalar_nonchar for error recovery.
10070 (create_scalar_type): Remove name_len field. Return scalar_char
10071 or scalar_nonchar as appropriate.
10072 (adjust_field_type): Look at scalar_is_char boolean to decide whether
10073 to use string_type.
10074 (throughout): Use scalar_nonchar instead of calling
10075 create_scalar_type, whenever possible.
10076 (main): Initialize scalar_char and scalar_nonchar before calling
10078 * gengtype-lex.l: Adjust for removal of second argument to
10079 create_scalar_type. Use yylval.s instead of yylval.t when
10081 * gengtype-yacc.y: Type of SCALAR is string. Call
10082 create_scalar_type from type:SCALAR rule. Adjust for removal of
10083 second argument to create_scalar_type.
10085 * vec.h: Remove all #if IN_GENGTYPE blocks.
10086 Add comment saying that changes may require adjustments to gengtype.
10087 * gengtype.c: Don't include coretypes.h or tm.h.
10088 Add comment to inclusion of errors.h.
10089 (note_def_vec, note_def_vec_alloc): New functions.
10090 * gengtype.h: Declare new functions.
10091 * gengtype-lex.l: Don't include coretypes.h.
10092 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
10094 (update_lineno): Remove unnecessary prototype.
10095 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
10096 (VEC rule): Just return VEC_TOKEN.
10097 * gengtype-yacc.y (VEC_TOKEN): New token type.
10098 (type): Add a production for VEC(a,b).
10099 * Makefile.in: Update dependencies.
10101 * gengtype-lex.l: Remove rules for parsing pointer-to-function
10102 typedefs that use the old PARAMS macro.
10104 * gengtype-lex.l: Remove all rules and states relating to yacc
10106 * gengtype-yacc.y: Similarly.
10107 * gengtype.c (note_yacc_type): Delete function.
10108 * gengtype.h: Update prototypes.
10110 2007-03-26 Joseph Myers <joseph@codesourcery.com>
10112 * tree-pretty-print.c (dump_generic_node): Report precision of
10113 unnamed integer types.
10115 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
10117 * ifcvt.c (noce_try_store_flag_constants): Don't check
10118 no_new_pseudos here.
10119 (noce_try_store_flag_constants): Don't check no_new_pseudos.
10120 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
10121 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
10122 noce_try_sign_mask): Likewise.
10123 (if_convert): Check no_new_pseudos here.
10125 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
10127 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
10128 (noce_get_condition): Handle new then_else_reversed argument.
10129 (noce_init_if_info): Remove, fold into noce_find_if_block.
10130 (noce_process_if_block): Take a struct noce_if_info as the
10131 argument. Don't set up one based on ce_if_info. Update pointer
10132 references accordingly.
10133 (cond_move_process_if_block): Likewise.
10134 (process_if_block): Removed.
10135 (find_if_block): Removed. Move functionality two new functions,
10136 noce_find_if_block and cond_exec_find_if_block.
10137 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
10138 blocks and the symmetric IF-ELSE-JOIN case.
10139 (cond_exec_find_if_block): Also new function mostly based on old
10140 find_if_block and process_if_block.
10141 (find_if_header): Replace find_if_block call with separately
10142 guarded calls to noce_find_if_block and cond_exec_find_if_block.
10143 (find_cond_trap): Update noce_get_condition call.
10144 (dead_or_predicable): Likewise.
10146 2007-03-26 Jakub Jelinek <jakub@redhat.com>
10148 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
10150 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
10151 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
10152 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
10153 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
10154 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
10155 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
10156 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
10157 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
10158 __builtin_ia32_psrad128 builtins.
10160 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
10162 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
10163 * config/i386/constraints.md
10164 (define_constraint "I"): Use IN_RANGE macro.
10165 (define_constraint "J"): Ditto.
10166 (define_constraint "K"): Ditto.
10167 (define_constraint "M"): Ditto.
10168 (define_constraint "N"): Ditto.
10169 (define_constraint "O"): Ditto.
10170 * config/i386/predicates.md
10171 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
10172 (define_predicate "const_0_to_3_operand"): Ditto.
10173 (define_predicate "const_0_to_7_operand"): Ditto.
10174 (define_predicate "const_0_to_15_operand"): Ditto.
10175 (define_predicate "const_0_to_63_operand"): Ditto.
10176 (define_predicate "const_0_to_255_operand"): Ditto.
10177 (define_predicate "const_1_to_31_operand"): Ditto.
10178 (define_predicate "const_2_to_3_operand"): Ditto.
10179 (define_predicate "const_4_to_7_operand"): Ditto.
10181 2007-03-25 David Edelsohn <edelsohn@gnu.org>
10183 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
10184 in SImode for save_world.
10185 * config/rs6000/altivec.md (save_world, restore_world): Convert to
10188 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
10190 PR tree-optimization/30784
10191 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
10194 2007-03-25 Revital Eres <eres@il.ibm.com>
10196 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
10197 Fold movement_possibility function into it.
10199 2007-03-25 David Edelsohn <edelsohn@gnu.org>
10201 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
10202 (load_macho_picbase_{si,di}): Convert to LR hard reg.
10203 (call_indirect_nonlocal_darwin64): Same.
10204 (call_nonlocal_darwin64): Same.
10205 (call_value_indirect_nonlocal_darwin64): Same.
10206 (call_value_nonlocal_darwin64): Same.
10207 (sibcall_nonlocal_darwin64): Same.
10208 (sibcall_value_nonlocal_darwin64): Same.
10209 (sibcall_symbolic_64): Same.
10210 (sibcall_value_symbolic_64): Same.
10211 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
10213 (rs6000_emit_load_toc_table): Same.
10214 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
10215 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
10217 (divss_call): Same.
10218 (divus_call): Same.
10219 (quoss_call): Same.
10220 (quous_call): Same.
10221 (load_toc_v4_pic_si): Same
10222 (load_toc_v4_PIC_1): Same.
10223 (load_toc_v4_PIC_1b): Same.
10224 (call_indirect_aix{32,64}): Same.
10225 (call_value_indirect_aix{32,64}): Same.
10227 (call_value): Same.
10228 (call_local{32,64}): Same.
10229 (call_value_local{32,64}): Same.
10230 (call_indirect_nonlocal_aix{32,64}): Same.
10231 (call_nonlocal_aix{32,64}): Same.
10232 (call_value_indirect_nonlocal_aix{32,64}): Same.
10233 (call_value_nonlocal_aix{32,64}): Same.
10234 (call_indirect_nonlocal_sysv<mode>): Same.
10235 (call_nonlocal_sysv<mode>): Same.
10236 (call_value_indirect_nonlocal_sysv<mode>): Same.
10237 (call_value_nonlocal_sysv<mode>): Same.
10239 (sibcall_local{32,64}): Same.
10240 (sibcall_value_local{32,64}): Same.
10241 (sibcall_nonlocal_aix{32,64}): Same.
10242 (sibcall_value_nonlocal_aix{32,64}): Same.
10243 (sibcall_nonlocal_sysv<mode>): Same.
10244 (sibcall_value): Same.
10245 (sibcall_value_nonlocal_sysv<mode>): Same.
10247 2007-03-24 Paul Brook <paul@codesourcery.com>
10249 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
10250 * config/arm/linux-eabi.h: Remove legacy syscall hack.
10252 2007-03-24 Richard Henderson <rth@redhat.com>
10254 * config/ia64/constraints.md: New file.
10255 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
10256 satisfies_constraint_?.
10257 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
10258 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
10259 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
10260 ia64_output_mi_thunk): Likewise.
10261 (ia64_const_ok_for_letter_p): Remove.
10262 (ia64_const_double_ok_for_letter_p): Remove.
10263 (ia64_extra_constraint): Remove.
10264 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
10265 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
10266 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
10267 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
10268 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
10269 EXTRA_MEMORY_CONSTRAINT): Remove.
10270 * config/ia64/ia64.md: Include constriants.md. Replace
10271 CONST_OK_FOR_? with satisfies_constraint_?.
10273 2007-03-23 Michael Meissner <michael.meissner@amd.com>
10274 H.J. Lu <hongjiu.lu@intel.com>
10276 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
10278 (name macros): Use DPD_BID_NAME to convert names properly.
10280 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
10281 decimal floating point format.
10282 (init_floating_libfuncs): Change decimal functions so that they
10283 have a "bid_" prefix if the decimal system uses the BID format,
10284 and "dpd_" prefix if the decimal system uses the DPD format.
10285 (init_interclass_conv_libfuncs): Ditto.
10286 (init_intraclass_conv_libfuncs): Ditto.
10288 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
10289 using the BID format.
10291 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
10292 whether we are using the BID decimal format.
10293 * configure: Regenerate.
10295 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
10296 the compiler has decimal floating point enabled. Define
10297 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
10300 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
10301 using the BID format.
10303 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
10304 whether we are using the BID decimal format.
10305 * configure: Regenerate.
10307 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
10308 the compiler has decimal floating point enabled. Define
10309 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
10312 * doc/install.texi (--enable-decimal-float): Document BID and DPD
10313 options, and that it is enabled for i386/x86_64 systems.
10315 * Makefile.in (enable_decimal_float): New.
10317 (DECNUMINC): Add -I$(DECNUMFMT).
10318 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
10319 to $(DECNUMFMT) from $(DECNUM).
10321 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
10322 Substitute enable_decimal_float.
10323 * configure: Regenerated.
10326 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
10329 * configure.ac: Enable decimal float for x86_64-*-linux*.
10330 * configure: Regenerated.
10333 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
10334 decimal128ClearSign to flip and clear the sign bit in decimal128.
10335 (decimal_real_maxval): Set decimal128SetSign to set the sign
10338 2007-03-23 Ian Lance Taylor <iant@google.com>
10340 * fold-const.c (fold_binary): Correct warning for X - c >= X.
10342 2007-03-23 Ian Lance Taylor <iant@google.com>
10344 * tree-dump.c (dump_files): Correct comment.
10346 2007-03-23 Ian Lance Taylor <iant@google.com>
10348 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
10350 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
10352 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
10353 in cfglayout mode. Don't go into and out of cfglayout mode.
10354 Link the blocks in the order of the constructed traces.
10355 (rest_of_handle_tracer): Adjust call to tracer.
10356 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
10357 Don't go into cfglayout mode.
10358 (rtl_loop_done): Don't go out of cfglayout mode.
10359 * cfglayout.c (relink_block_chain): New function, split out from...
10360 (fixup_reorder_chain): ...here. Remove redundant checking.
10361 (cfg_layout_finalize): Don't clear the header, footer, and aux
10362 fields here, move the code to do so to relink_block_chain. Likewise
10363 for free_original_copy_tables.
10364 * rtl.h (tracer): Update prototype.
10365 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
10366 Assert we are in cfglayout mode. Don't go into and out of cfglayout
10367 mode. Use relink_block_chain to serialize the CFG according to the
10368 new basic block order. Move targetm.cannot_modify_jumps_p check from
10370 (gate_handle_reorder_blocks): ...to here.
10371 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
10373 (gate_duplicate_computed_gotos): ...to here.
10374 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
10375 something always changes when going into and out of cfglayout mode.
10376 Perform an expensive cfg cleanup while going into cfglayout mode.
10377 Always update liveness information on HAVE_conditional_execution
10378 targets. Reserialize the basic blocks and go out of cfglayout mode.
10379 * reg-stack.c: Include cfglayout.h.
10380 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
10381 the call to reorder_basic_blocks.
10382 * basic-block.h (reorder_basic_blocks): Update prototype.
10383 (relink_block_chain): New prototype.
10384 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
10386 2007-03-23 Joseph Myers <joseph@codesourcery.com>
10388 * config/mips/mips.md (type, hazard, *movdi_32bit,
10389 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
10390 *movhi_internal, *movqi_internal, *movsf_hardfloat,
10391 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
10392 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
10393 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
10395 (movcc): Change first xfer to multi.
10396 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
10397 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
10398 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
10399 config/mips/generic.md: Change reservations using "xfer" to use
10401 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
10402 using match_operand.
10403 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
10404 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
10406 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
10408 2007-03-22 Richard Henderson <rth@redhat.com>
10410 * config/i386/i386.c: Remove unnecessary function declarations.
10411 Move targetm definition, and all related macros, to the end of
10412 the file. Resort some functions to put definitions before uses.
10413 (ix86_attribute_table): Make static. Move to end of file.
10414 (ix86_gimplify_va_arg): Make static.
10416 2007-03-22 Richard Henderson <rth@redhat.com>
10418 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
10419 don't increase local_regparm with force_align_arg_pointer check.
10420 (ix86_function_sseregparm): Assert 32-bit.
10421 (type_has_variadic_args_p): New.
10422 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
10423 type_has_variadic_args_p.
10424 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
10425 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
10426 use memset instead. Do maybe_vaarg check first; skip attribute
10427 tests if true; skip attribute tests for 64-bit.
10428 (construct_container): Remove TARGET_DEBUG_ARG.
10429 (function_arg_advance_32, function_arg_advance_64): Split out ...
10430 (function_arg_advance): ... from here.
10431 (function_arg_32, function_arg_64): Split out ...
10432 (function_arg): ... from here.
10433 (ix86_pass_by_reference): Tidy.
10434 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
10435 (function_value_32): New, from parts of ix86_function_value
10436 and ix86_value_regno.
10437 (function_value_64): New, from parts of ix86_function_value
10438 and ix86_libcall_value.
10439 (ix86_function_value_1): New.
10440 (ix86_function_value, ix86_libcall_value): Use it.
10441 (return_in_memory_32, return_in_memory_64): Split out ...
10442 (ix86_return_in_memory): ... from here.
10443 (ix86_struct_value_rtx): Skip for 64-bit.
10444 (ix86_libcall_value, ix86_value_regno): Remove.
10445 (setup_incoming_varargs_64): Split out ...
10446 (ix86_setup_incoming_varargs): ... from here.
10447 (ix86_va_start): Remove TARGET_DEBUG_ARG.
10448 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
10449 * config/i386/i386-protos.h (ix86_function_value): Remove.
10450 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
10452 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10455 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
10456 infinities not supported, otherwise emit warning if -Woverflow. On
10457 underflow, emit warning if -Woverflow.
10458 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
10460 * real.h (real_from_string): Update declaration
10462 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
10463 Richard Henderson <rth@redhat.com>
10465 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
10466 * calls.c (compute_argument_block_size, expand_call,
10467 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
10468 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
10469 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
10470 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
10471 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
10472 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
10473 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
10474 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
10477 2007-03-22 Joseph Myers <joseph@codesourcery.com>
10479 * c-incpath.c (add_sysroot_to_chain): New.
10480 (merge_include_chains): Add sysroot argument. Call
10481 add_sysroot_to_chain if sysrooted.
10482 (register_include_chains): Update call to merge_include_chains.
10483 * doc/cppopts.texi: Document use of '=' in include directory
10486 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
10488 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
10489 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
10490 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
10491 insn pattern using X87MODEF12 mode macro.
10493 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
10495 * regmove.c (regmove_optimize): Use reg_mentioned_p
10496 instead of reg_overlap_mentioned_p for DST.
10498 2007-03-21 Mike Stump <mrs@apple.com>
10500 * c.opt: Fixup for Objective-C/C++.
10502 2007-03-21 Steve Ellcey <sje@cup.hp.com>
10504 * explow.c (convert_memory_address): Fold memory reference when
10505 POINTERS_EXTEND_UNSIGNED < 0
10507 2007-03-21 Richard Henderson <rth@redhat.com>
10510 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
10511 * config/i386/mmintrin.h (__m64): Likewise.
10512 * config/i386/xmmintrin.h (__m128): Likewise.
10514 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10516 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
10517 (VXWORKS_OS_CPP_BUILTINS): Define.
10518 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
10519 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
10521 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10523 * rtl.h (constant_pool_reference_p): Delete.
10524 (find_constant_src): Declare.
10525 * rtlanal.c (find_constant_src): New function.
10526 * simplify-rtx.c (constant_pool_reference_p): Delete.
10527 * config/i386/i386.md: Use find_constant_src instead of
10528 constant_pool_reference_p/avoid_constant_pool_reference pairs.
10530 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10532 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
10533 * c-cppbuiltin.c (c_cpp_builtins): Define them.
10535 2007-03-20 Mark Mitchell <mark@codesourcery.com>
10537 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
10538 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
10539 (arm_elf_asm_constructor): Use it.
10540 (arm_elf_asm_destructor): New function.
10542 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
10544 * jump.c (mark_jump_label): Treat SEQUENCE specially.
10546 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
10548 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
10550 2007-03-19 Andrew Haley <aph@redhat.com>
10552 PR tree-optimization/31264
10553 * tree-vrp.c (register_edge_assert_for_1): Don't look though
10554 VIEW_CONVERT_EXPRs.
10556 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
10558 PR rtl-optimization/30907
10559 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
10560 (fwprop_init): Always call loop_optimizer_initialize.
10561 (fwprop_done): Always call loop_optimizer_finalize.
10562 (fwprop): We always have loop info now.
10563 (gate_fwprop_addr): Remove.
10564 (pass_fwprop_addr): Use gate_fwprop as gate.
10566 PR rtl-optimization/30841
10567 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
10568 df_chain_alloc): Call df_reorganize_refs unconditionally.
10569 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
10570 refs_organized to refs_organized_size.
10571 (df_ref_create_structure): Use refs_organized_size instead of
10572 bitmap_size if refs had been organized, and keep refs_organized_size
10574 * df.h (struct df_ref_info): Change refs_organized to
10575 refs_organized_size.
10576 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
10579 2007-03-19 Mark Mitchell <mark@codesourcery.com>
10581 * except.c (output_function_exception_table): Do not reference the
10582 EH personality routine for functions that do not require an
10585 2007-03-20 Jakub Jelinek <jakub@redhat.com>
10588 * c-typeck.c (convert_for_assignment): Call comptypes for
10589 RECORD_TYPE or UNION_TYPE.
10591 PR inline-asm/30505
10592 * reload1.c (reload): Do invalid ASM checking after
10593 cleanup_subreg_operands.
10595 2007-03-19 Jeff Law <law@redhat.com>
10597 * tree-cfg.c (find_taken_edge): Tighten conditions for
10598 optimizing computed gotos.
10600 2007-03-19 Michael Matz <matz@suse.de>
10602 * builtins.c (expand_builtin_sync_operation,
10603 expand_builtin_compare_and_swap,
10604 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
10607 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
10608 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
10611 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10613 * doc/tm.texi: Add brackets around the return type of
10614 TARGET_SECONDARY_RELOAD.
10616 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
10617 Richard Guenther <rguenther@suse.de>
10619 PR tree-optimization/31254
10620 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
10621 Use handled_component_p () where appropriate. Continue
10622 propagating into the rhs if we propagated into an INDIRECT_REF
10625 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10627 * config/s390/s390.md (op_type attribute): RRR instruction type added.
10628 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
10629 (xde, xdee): Mode attributes adjusted to support DFP modes.
10630 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
10631 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
10632 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
10633 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
10634 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
10635 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
10636 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
10638 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
10639 "movsf"): Insn definitions removed.
10640 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
10641 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
10642 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
10644 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
10645 "reload_in<mode>", "reload_out<mode>"): Expander added.
10646 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
10649 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10651 * config/s390/s390.md: Only non-functional changes. Renamed
10652 FPR mode macro to BFP all over the file.
10654 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10656 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
10657 (op_type attribute): RRF instruction type added.
10658 (fT0): New mode attribute.
10659 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
10660 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
10661 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
10662 instruction no secondary memory is needed when moving DFmode values
10663 between GPRs and FPRs.
10665 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10667 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
10668 inverted and documentation adjusted.
10669 ("mhard-dfp", "msoft-dfp"): New options.
10670 * config/s390/s390.c (s390_handle_arch_option): New architecture
10672 (override_options): Sanity checks for the new options added.
10673 * config.gcc: New architecture switch: z9-ec.
10674 * config/s390/s390.h (processor_flags): PF_DFP added.
10675 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
10676 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
10677 when the bit is NOT set so remove it from the defaults.
10679 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10681 * genemit.c (main): Print include statement for dfp.h.
10682 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
10685 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
10687 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
10689 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
10692 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
10693 instead of PATTERN.
10695 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10697 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
10698 attr_length_call, output_call, output_indirect_call): Cleanup
10699 formatting of targetm calls.
10701 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
10703 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
10705 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10707 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
10708 reservation, bypass and anti-bypass descriptions for these
10709 instructions. Update move patterns.
10710 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
10713 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
10715 * tree-vect-transform.c (get_initial_def_for_induction): Replace
10716 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
10717 (get_initial_def_for_reduction): Likewise.
10719 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
10721 Fix PR tree-optimization/29922
10722 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
10723 (get_representative): Removed.
10724 (value_dies_in_block_x): Update for rvuse removal.
10725 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
10726 (compute_antic_aux): Handle when PHI nodes appear in
10727 non-single-successors.
10728 (dump_bitmap_of_names): Removed.
10729 (compute_antic_safe): Renamed and removed rvuse calculation.
10730 Calculate only antic safe.
10731 (insert_into_preds_of_block): Remove assert.
10732 (execute_pre): Update for renamed functions.
10733 (defer_or_phi_translate_block): New function.
10735 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
10737 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
10738 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
10740 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
10741 Follow spelling conventions.
10743 * tree-data-ref.h: Remove the prototype for analyze_array.
10745 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
10747 PR tree-optimization/31041
10748 * tree-vect-transform.c (get_initial_def_for_induction): Call
10749 force_gimple_operand.
10751 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
10753 * ipa-type-escape.c (look_for_casts) : Revert code to use
10754 handled_component_p due to ada test a-numaux.adb.
10756 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
10758 * final.c (final_scan_insn): Alter the condition of a
10759 conditional trap if we have nonstandard CC.
10761 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10763 * configure.ac: Remove excess quoting from asm line 0 test.
10764 * configure: Rebuilt.
10766 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10768 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
10769 * c-common.c (convert_and_check): Move warning logic to...
10770 (warnings_for_convert_and_check): ...here. Define.
10771 * c-common.h (warnings_for_convert_and_check): Declare.
10773 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10775 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
10776 (output_call): Likewise.
10778 2007-03-16 Richard Sandiford <richard@codesourcery.com>
10780 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
10782 2007-03-16 Richard Sandiford <richard@codesourcery.com>
10784 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
10786 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
10788 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
10789 opteron, athlon-64 and athlon-fx processor_alias_table entries.
10791 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
10793 PR tree-optimization/31183
10794 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
10795 Use double_int instead of unsigned int for representing access_strides.
10796 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
10798 2007-03-16 Richard Guenther <rguenther@suse.de>
10800 PR tree-optimization/31146
10801 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
10802 to allow recursion of forward_propagate_addr_expr.
10803 (forward_propagate_addr_into_variable_array_index): Likewise.
10804 (forward_propagate_addr_expr): Likewise.
10805 (tree_ssa_forward_propagate_single_use_vars): Likewise.
10806 (forward_propagate_addr_expr_1): Recurse on simple copies
10807 instead of propagating into them. Do so for useless conversions
10809 (forward_propagate_addr_expr): Clean up unused statements after
10812 2007-03-16 Richard Guenther <rguenther@suse.de>
10814 * builtins.c (expand_builtin_cexpi): Use the right argument
10815 for the expansion via cexp.
10817 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10819 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
10820 * configure: Rebuilt.
10822 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10825 * dwarf2out.c (force_type_die): Adjust comment.
10826 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
10828 2007-03-15 DJ Delorie <dj@redhat.com>
10830 * config/frv/predicates.md (minmax_operator): Don't check operands
10833 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
10835 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
10836 Update constant estimates of number of iterations.
10837 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
10838 argument renamed to "realistic".
10839 (compute_estimated_nb_iterations): Removed.
10840 (record_niter_bound): New function.
10841 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
10842 call record_nonwrapping_iv with upper = false.
10843 (infer_loop_bounds_from_signedness): Pass upper argument to
10844 record_nonwrapping_iv.
10845 (estimate_numbers_of_iterations_loop): Do not call
10846 compute_estimated_nb_iterations. Record estimate based on profile
10847 information. Initialize the constant estimates of number of
10849 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
10851 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
10852 number of iterations is too small.
10853 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
10854 (EST_NOT_AVAILABLE): Removed.
10855 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
10856 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
10859 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
10861 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
10862 Handle NE_EXPR guards.
10864 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10867 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
10868 Set also -pedantic-errors by default for the preprocessor unless
10869 -fpermissive is given.
10871 2007-03-15 Richard Guenther <rguenther@suse.de>
10873 PR middle-end/29719
10874 PR middle-end/31161
10875 * builtins.c (expand_builtin_cexpi): As a fallback if we
10876 don't have builtins for sincos or cexp create a function
10877 declaration for cexp and expand to a call to that.
10878 (expand_builtin_int_roundingfn): Always fall
10879 back to floor/ceil and its variants even if they may be
10882 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
10884 PR middle-end/31159
10885 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
10886 jump tables, move the call to delete_dead_jumptables from here...
10887 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
10888 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
10889 don't allow merging of blocks that try_redirect_by_replacing_jump
10890 also does not handle when not optimizing.
10892 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
10893 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10895 * config/i386/i386.md (x86_sahf_1): Correctly handle
10898 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
10901 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
10902 x86_64_general_operand as operand[2] predicate. Remove "iF"
10903 from operand constraints and use "e" constraint instead.
10904 (*subti3_1, *subti3_1 splitter): Ditto.
10905 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
10906 operand[1] predicate.
10908 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
10910 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
10911 arrays, multiply the access strides by the size of the sub-array.
10912 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
10914 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
10916 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
10917 the configured assembler supports the sahf mnemonic.
10918 * configure: Regenerate.
10919 * config.in: Regenerate.
10921 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
10922 emit "sahf" or ".byte\t0x9e" as asm template.
10924 2007-03-14 Michael Meissner <michael.meissner@amd.com>
10927 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
10928 option to replace hard coded TARGET_xxx in md file.
10929 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
10930 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
10931 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
10932 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
10933 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
10934 (X86_TUNE_NOT_VECTORMODE): Ditto.
10935 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
10936 (TUNE_AVOID_VECTOR_DECODE): Ditto.
10937 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
10938 (TUNE_SLOW_IMUL_IMM8): Ditto.
10939 (TUNE_MOVE_M1_VIA_OR): Ditto.
10940 (TUNE_NOT_UNPAIRABLE): Ditto.
10941 (TUNE_NOT_VECTORMODE): Ditto.
10943 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
10946 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
10947 tuning options instead of hard coded TARGET_xxx.
10948 (fix ssemode peephole2's): Ditto.
10949 (imul peephole2's): Ditto.
10951 (movdi_or_rex64): Ditto.
10952 (move peephole2): Ditto.
10953 (not peephole2's): Ditto.
10955 2007-03-14 Dirk Mueller <dmueller@suse.de>
10957 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
10958 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
10959 * c-parser.c (c_parser_if_body): Always add an empty statement in case
10961 * c-parser.c (c_parser_do_statement): Warn about empty body in
10962 do/while statement.
10963 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
10964 * doc/invoke.texi (-Wempty-body): Update documentation.
10966 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10969 * c-common.h (warn_for_div_by_zero): Declare.
10970 * c-common.c (warn_for_div_by_zero): Define.
10971 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
10974 2007-03-14 Richard Sandiford <richard@codesourcery.com>
10976 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
10977 to PREFIX and STANDARD_PREFIX.
10979 2007-03-14 Richard Sandiford <richard@codesourcery.com>
10980 Phil Edwards <phil@codesourcery.com>
10982 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
10983 (__gthread_once_t): Remove busy field for RTPs.
10984 (__GTHREAD_ONCE_INIT): Update accordingly.
10986 2007-03-14 Richard Sandiford <richard@codesourcery.com>
10988 * doc/invoke.texi: Document VxWorks options.
10990 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
10992 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
10994 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
10996 PR tree-optimization/30590
10997 * tree-nrv.c (tree_nrv): Check for the partial update of the
11000 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
11002 * flags.h (flag_random_seed): Remove declaration, in favor of...
11003 * toplev.h (get_random_seed, set_random_seed): ... these.
11004 * tree.c (get_file_function_name): Use the former.
11005 * opts.c (common_handle_option): Use the latter.
11008 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
11010 PR middle-end/31127
11011 * cse.c (cse_find_path): Do not bail out if a basic block that
11012 we already visited now becomes part of a path that starts at a
11013 different basic block. Just disallow this, to make sure we
11014 visit each basic block at most once.
11016 2007-03-13 Jan Hubicka <jh@suse.cz>
11018 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
11019 attributes, when profile esitmate is present, calls with very low
11020 frequency are cold.
11022 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
11024 PR tree-optimization/30730
11025 PR tree-optimization/26900
11026 * tree-ssa-loop-niter.c: Include gmp.h.
11027 (bounds): New type.
11028 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
11029 split_to_var_and_offset, determine_value_range,
11030 bound_difference_of_offsetted_base, refine_bounds_using_guard,
11031 bound_difference, bounds_add, bounds_negate,
11032 number_of_iterations_ne_max, dump_affine_iv): New functions.
11033 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
11034 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
11035 difference of initial and final value of control iv to validate
11037 (number_of_iterations_cond): Add loop parameter. Determine bounds
11038 on the difference of the extremes of the control iv. Add dumps.
11039 (expand_simple_operations): Handle phi nodes.
11040 (simplify_using_initial_conditions): Do not record used conditions.
11041 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
11042 Do not set additional_info.
11043 (implies_nonnegative_p, implies_ge_p): Removed.
11044 (derive_constant_upper_bound): Do not use parameter `additional'.
11045 (record_estimate): Parameter `additional' removed. Parameter
11046 `i_bound' added. Do not call derive_constant_upper_bound.
11047 (record_nonwrapping_iv): Use derive_constant_upper_bound to
11048 bound the number of iterations estimate.
11049 (estimate_numbers_of_iterations_loop): Pass the estimate from
11050 the number of iterations analysis to record_estimate.
11051 * tree.h (multiple_of_p): Declare.
11052 * tree-scalar-evolution.c (expression_expensive_p): Removed.
11053 (scev_const_prop): Do not check expression_expensive_p.
11054 * fold-const.c (multiple_of_p): Exported.
11055 * double-int.c (double_int_mask): Exported.
11056 * double-int.h (double_int_mask): Declare.
11057 * tree-flow.h (struct tree_niter_desc): Removed additional_info
11058 field. Added max field.
11060 2007-03-13 David Taylor <taylor@candd.org>
11063 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
11066 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11069 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
11070 two unamed patterns.
11072 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
11074 * config/i386/i386.opt (mcx16, msahf): New options.
11075 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
11076 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
11078 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
11079 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
11080 Output -mcx16 and -msahf options when corresponding bit is set.
11082 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
11083 and -msahf options.
11085 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
11087 * configure.ac: Test for assembler tolerance to # 0 "".
11088 * configure, config.in: Rebuilt.
11089 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
11091 2007-03-13 Geoffrey Keating <geoffk@apple.com>
11093 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
11095 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
11096 (handle_syscall): Handle direct system calls.
11097 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
11099 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
11101 * doc/invoke.texi: Fix cpp.info cross-reference.
11102 * doc/passes.texi: Fix gcc.info cross-reference.
11104 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
11106 PR tree-optimization/30835
11107 * lambda-code.c (can_convert_to_perfect_nest): Check whether
11108 bb_for_stmt is not NULL before accessing it.
11110 2007-03-12 Joseph Myers <joseph@codesourcery.com>
11112 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
11115 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
11118 * doc/install.texi: Document --enable-stage1-languages
11120 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
11122 * tree-pass.h (pass_into_cfg_layout_mode,
11123 pass_outof_cfg_layout_mode): Declare.
11124 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
11125 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
11126 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
11127 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
11129 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
11131 * c-decl.c (warn_variable_length_array): New function.
11132 Refactored from grokdeclarator to handle warn_vla
11133 and handle unnamed array case.
11134 (grokdeclarator): Refactored VLA warning case.
11135 * c.opt (Wvla): New flag.
11136 * doc/invoke.texi (Wvla): New warning.
11138 2007-03-12 Richard Henderson <rth@redhat.com>
11140 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
11141 (TARGET_SECTION_TYPE_FLAGS): New.
11143 2007-03-12 Richard Henderson <rth@redhat.com>
11145 * config/darwin.c (machopic_reloc_rw_mask): New.
11146 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
11147 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
11149 2007-03-12 Mark Mitchell <mark@codesourcery.com>
11151 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
11152 * cppdefault.h (cpp_PREFIX): Document.
11153 (cpp_PREFIX_len): Likewise.
11154 (cpp_EXEC_PREFIX): New variable.
11155 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
11156 * c-incpath.c (add_standard_paths): Correct logic for relocating
11157 paths within prefix.
11159 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
11161 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
11162 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
11164 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
11165 fix_truncdfdi_sse using SSEMODEF mode macro.
11166 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
11167 fix_truncdfsi_sse using SSEMODEF mode macro.
11168 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
11169 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
11171 2007-03-12 Richard Sandiford <richard@codesourcery.com>
11173 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
11174 elfos.h to tm_file.
11176 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
11178 * tree.h : Add multiple_of_p declaration.
11179 * fold-const.c (multiple_of_p): Make multiple_of_p public.
11180 * ipa-type-escape.c (results_of_malloc): Redundant.
11181 (visited_stmts): New. Visited stmt for walk_use_def_chains.
11182 (cast_type): Extended with new members.
11183 (check_cast): Returns cast_type.
11184 (cast): New structure for data of walk_use_def_chains.
11185 (is_malloc_result, is_cast_from_non_pointer_1,
11186 is_cast_from_non_pointer,
11187 is_array_access_through_pointer_and_index): New functions.
11188 (look_for_casts): Returns cast types.
11189 (check_call): Returns void.
11190 (okay_pointer_operation): Use support of pointer plus index,
11191 pointer plus constant and allow all multiplications.
11193 2007-03-11 Richard Guenther <rguenther@suse.de>
11195 PR tree-optimization/31115
11196 * tree-vrp.c (extract_range_from_binary_expr): Make sure
11197 the shift count is positive and non-anti-range for RSHIFT_EXPR.
11198 A shift count of zero is not special as with *_DIV_EXPR.
11199 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
11202 2007-03-11 Ian Lance Taylor <iant@google.com>
11204 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
11205 the *_DIV_EXPR codes correctly with overflow infinities.
11207 2007-03-11 Ira Rosen <irar@il.ibm.com>
11209 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
11210 indicate success/failure of the analysis. Add negation to subtrahend
11211 in case of subtraction. Fail if both operands contain constants.
11212 (create_data_ref): Fail if analyze_offset fails.
11214 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
11216 * config/i386/i386.md (frndintxf2): Rename to ...
11217 (rintxf2): ... this. Remove expander having same name.
11218 (rintsf2, rintdf2): Implement using SSEMODEF macro.
11219 (roundsf2, rounddf2): Ditto.
11220 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
11221 (lround<mode>di2, lround<mode>si2): Ditto.
11223 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
11225 * lower-subreg.c: Include except.h.
11226 (decompose_multiword_subregs): Verify that the only control flow
11227 insns we can split are loads to multi-words pseudos.
11228 Handle breaking such blocks after splitting, instead of calling
11229 find_many_sub_basic_blocks.
11231 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
11232 on the new basic block. Add a lengthy comment explaining why we
11233 thought this was necessary.
11234 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
11236 2007-03-10 Mark Mitchell <mark@codesourcery.com>
11239 * tree.c (walk_type_fields): Recurse into the element type of
11240 ARRAY_TYPEs if there is a pointer set.
11242 2007-03-10 Dirk Mueller <dmueller@suse.de>
11244 * c-common.c (warn_logical_operator): Fix condition.
11246 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
11248 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
11250 * config/darwin.c (machopic_select_section): Remove superfluous
11251 argument in call to categorize_decl_for_section. Remove unused
11254 2007-03-10 Joseph Myers <joseph@codesourcery.com>
11256 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
11258 * configure: Regenerate.
11260 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
11263 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
11264 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
11265 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
11266 Add LABEL_NUSES to emitted label.
11267 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
11268 branch probability value to emitted jump insn.
11269 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
11270 Do not check life information and do not re-arrange input operands
11271 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
11273 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
11275 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
11276 the change of decode_asm_operands.
11278 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
11280 * mode-switching.c (create_pre_exit): Skip blockage insn.
11282 2007-03-09 Diego Novillo <dnovillo@redhat.com>
11284 * tree-pass.h (TODO_update_smt_usage): Remove.
11286 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
11290 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11292 * pa.c (attr_length_call): Revise condition for long
11293 pc-relative branch.
11294 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
11295 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
11296 sequence on SOM target.
11298 2007-03-09 Geoffrey Keating <geoffk@apple.com>
11300 * gcc.c: Document %{, in big comment at top.
11301 (input_suffix_matches): Remove special handling for .s and
11303 (input_spec_matches): New.
11304 (handle_braces): Handle %{,.
11305 (validate_switches): ',' indicates a value which is not a switch.
11306 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
11307 to detect assembler input.
11308 * config/i386/sol2.h (CPP_SPEC): Likewise.
11309 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
11310 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
11311 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
11312 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
11313 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
11314 -m64 causes deployment target to default to 10.5.
11315 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
11317 2007-03-09 Richard Henderson <rth@redhat.com>
11320 * target.h (targetm.asm.out.reloc_rw_mask): New.
11321 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
11322 (TARGET_ASM_OUT): Use it.
11323 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
11324 * varasm.c (categorize_decl_for_section): Remove shlib argument;
11325 use the new reloc_rw_mask target hook instead.
11326 (default_section_type_flags_1): Merge into...
11327 (default_section_type_flags): ... here.
11328 (decl_readonly_section_1): Merge into...
11329 (decl_readonly_section): ... here.
11330 (default_elf_select_section_1): Merge into...
11331 (default_elf_select_section): ... here.
11332 (default_unique_section_1): Merge into...
11333 (default_unique_section): ... here.
11334 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
11335 (default_select_rtx_section): Use it.
11336 (default_elf_select_rtx_section): Likewise.
11337 * output.h: Update to match.
11338 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
11339 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
11340 (TARGET_ASM_RELOC_RW_MASK): New.
11341 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
11342 to categorize_decl_for_section.
11343 (x86_64_elf_unique_section): Likewise.
11344 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
11345 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
11346 (TARGET_ASM_RELOC_RW_MASK): New.
11347 * config/ia64/ia64.c (ia64_rwreloc_select_section,
11348 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
11349 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
11350 (TARGET_RWRELOC): Remove.
11351 (ia64_section_type_flags): Adjust call to default_section_type_flags.
11352 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
11353 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
11354 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
11355 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
11356 (rs6000_xcoff_select_section): Use decl_readonly_section.
11357 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
11358 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
11359 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
11360 (TARGET_SECTION_TYPE_FLAGS): Remove.
11361 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
11363 2007-03-09 Roger Sayle <roger@eyesopen.com>
11365 * fold-const.c (fold_comparison): Remove compile-time evaluation of
11366 complex constant equality/inequality comparisons for here.
11367 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
11368 known at compile-time or can be simplified to a scalar comparison.
11369 (fold_relational_const): Move compile-time evaluation of complex
11370 constant equality/inequality comparisons to here.
11372 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11374 PR rtl-optimization/30643
11375 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
11377 (fold_rtx): Recurse, like before 2006-11-03.
11379 2007-03-09 DJ Delorie <dj@redhat.com>
11381 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
11384 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
11386 PR tree-optimization/30375
11387 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
11388 LHS of statements is not the same.
11389 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
11391 2007-03-09 Chao-ying Fu <fu@mips.com>
11393 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
11395 * doc/invoke.texi (-mdspr2): Document new option.
11396 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
11397 New unspec for DSP REV 2.
11398 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
11399 these instructions are extended in DSP REV 2.
11400 (mips-dspr2.md): Include.
11401 * config/mips/mips.opt (mdspr2): New option.
11402 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
11403 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
11404 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
11405 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
11406 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
11407 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
11408 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
11410 (bdesc_map): Add one field of unsupported_target_flags.
11411 (bdesc_arrays): Update entries to have extra fields. Add
11413 (mips_init_builtins): Initialize new function types.
11414 Check unsupported_target_fileds to filter out builtins.
11415 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
11417 (ASM_SPEC): Pass mdspr2 to the assembler.
11418 * config/mips/mips-dspr2.md: New file.
11420 2007-03-09 Sa Liu <saliu@de.ibm.com>
11422 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
11424 2007-03-09 Ian Lance Taylor <iant@google.com>
11426 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
11427 argument) like -Wstrict-overflow=2.
11428 * doc/invoke.texi (Warning Options): Update documentation.
11430 2007-03-09 Dirk Mueller <dmueller@suse.de>
11433 * doc/invoke.texi (-Wlogical-op): Document.
11434 * common.opt (-Wlogical-op): New.
11435 * c-common.h (warn_logical_operator): Declare.
11436 * c-common.c (warn_logical_operator): Define.
11437 * c-typeck.c (parser_build_binary_op): Call
11438 warn_logical_operator.
11440 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11442 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
11443 * final.c (final_scan_insn): Test for non-"" file name.
11445 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
11447 * doc/loop.texi: Document the Omega linear constraints solver.
11448 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
11449 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
11450 omega-hash-table-size, omega-max-keys, and
11451 omega-eliminate-redundant-constraints.
11452 * tree-pass.h (pass_check_data_deps): Declared.
11455 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
11456 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
11457 pass_check_data_deps): New.
11458 * tree-data-ref.c (init_data_ref): Remove declaration.
11459 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
11460 (analyze_array): Renamed init_array_ref, move up initializations.
11461 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
11462 Removed arguments that are set to NULL.
11463 (analyze_indirect_ref): Correct indentation, correct call to
11465 (object_analysis): Call init_array_ref instead of analyze_array.
11466 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
11467 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
11468 of DR_ACCESS_FNS_ADDR.
11469 (init_omega_eq_with_af, omega_extract_distance_vectors,
11470 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
11471 ddr_consistent_p): New.
11472 (compute_affine_dependence): Check consistency of ddrs when
11473 flag_check_data_deps is passed.
11474 (analyze_all_data_dependences): Uncomment.
11475 (tree_check_data_deps): New.
11476 * tree-data-ref.h: Include omega.h.
11477 (DR_ACCESS_FNS_ADDR): Removed.
11478 (data_dependence_relation): Add inner_loop.
11479 (DDR_INNER_LOOP): New.
11480 * common.opt (fcheck-data-deps): New.
11481 * tree-flow.h (tree_check_data_deps): Declare.
11482 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
11483 (OBJS-common): Depend on omega.o.
11485 * passes.c (pass_check_data_deps): Scheduled.
11486 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
11487 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
11488 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
11489 PARAM_VECT_MAX_VERSION_CHECKS,
11490 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
11492 2007-03-09 Richard Guenther <rguenther@suse.de>
11494 PR tree-optimization/30904
11495 PR middle-end/31058
11496 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
11497 the same way as *_DIV_EXPR.
11499 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11501 * recog.c (decode_asm_operands): No mixed declarations and code.
11503 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11505 * rtl.def (ASM_INPUT): Add location.
11506 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
11507 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
11508 (decode_asm_operands): Add loc operand.
11509 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
11510 * stmt.c (expand_asm): Rename to...
11511 (expand_asm_loc): ... this. Add locus argument. Pass it on to
11512 gen_rtx_ASM_INPUT_loc.
11513 (expand_asm_expr): Adjust.
11514 * recog.c (decode_asm_operands): Add loc operand.
11515 (check_asm_operands, extract_insn): Adjust.
11516 * reload1.c (maybe_fix_stack_asms): Likewise.
11517 * final.c (asm_insn_count): Likewise.
11518 (final_scan_insn): Output # line before and after asm.
11520 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
11522 * tree-ssa-structalias.c (variable_info): Remove
11524 (new_var_info): Ditto.
11525 (shared_bitmap_info_t): New structure.
11526 (shared_bitmap_table): New variable.
11527 (shared_bitmap_hash): New function.
11528 (shared_bitmap_eq): Ditto
11529 (shared_bitmap_lookup): Ditto.
11530 (shared_bitmap_add): Ditto.
11531 (merge_smts_into): Change to take bitmap directly.
11532 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
11533 (init_alias_vars): Init shared bitmap hashtable.
11534 (delete_points_to_sets): Delete shared bitmap hashtable.
11535 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
11536 is_aliased removal as a change that was still necessary was
11539 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
11541 * config/i386/i386.h (override_options): Conditionally disable
11542 x86_sahf for 64bit targets only.
11544 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
11547 * c-decl.c (merge_decls): Don't call make_var_volatile.
11548 * varasm.c (make_var_volatile): Remove.
11549 * output.h (make_var_volatile): Remove.
11551 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
11553 PR tree-optimization/31085
11554 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
11556 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11558 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
11559 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
11560 ATTR_CONST_NOTHROW_LIST.
11562 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
11565 2007-03-08 Diego Novillo <dnovillo@redhat.com>
11567 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
11569 2007-03-08 Geoffrey Keating <geoffk@apple.com>
11572 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
11574 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
11575 passed, use shared libgcc.
11577 2007-03-08 Roger Sayle <roger@eyesopen.com>
11579 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
11580 instead of calling build2 with a GIMPLE_MODIFY_STMT.
11581 (honor_protect_cleanup_actions, lower_try_finally_switch):
11583 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
11584 ifc_temp_var): Likewise.
11585 * tree-inline.c (setup_one_parameter): Likewise.
11586 * tree-mudflap.c (mf_decl_cache_locals,
11587 mf_build_check_statement_for): Likewise.
11588 * tree-nested.c (init_tmp_var, save_tmp_var,
11589 finalize_nesting_tree_1): Likewise.
11590 * tree-outof-ssa.c (insert_copy_on_edge,
11591 insert_backedge_copies): Likewise.
11592 * tree-profile.c (tree_gen_edge_profiler,
11593 tree_gen_ic_profiler): Likewise.
11594 * tree-scalar-evolution.c (scev_const_prop): Likewise.
11595 * tree-sra.c (sra_build_assignment): Likewise.
11596 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
11597 * tree-ssa-math-opts.c (insert_reciprocals,
11598 execute_cse_sincos_1): Likewise.
11599 * tree-tailcall.c (adjust_accumulator_values,
11600 adjust_return_value): Likewise.
11601 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
11602 * tree-vect-transform.c (vect_create_data_ref_ptr,
11603 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
11604 vect_create_epilog_for_reduction, vectorizable_reduction,
11605 vectorizable_call, vectorizable_conversion,
11606 vectorizable_assignment, vectorizable_operation,
11607 vectorizable_type_demotion, vect_gen_widened_results_half,
11608 vect_permute_store_chain, vectorizable_store,
11609 vect_setup_realignment, vect_permute_load_chain,
11610 vectorizable_load, vectorizable_condition,
11611 vect_create_cond_for_align_checks): Likewise.
11612 * tree-vrp.c (build_assert_expr_for): Likewise.
11614 2007-03-08 Ian Lance Taylor <iant@google.com>
11616 * tree-vrp.c: Include "intl.h".
11617 (usable_range_p): New static function.
11618 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
11619 overflowed values, juts set *strict_overflow_p.
11620 (compare_values): Only return -2 if one of the operands is not a
11622 (compare_ranges): Call usable_range_p.
11623 (compare_range_with_value): Likewise.
11624 (vrp_evaluate_conditional_warnv): Rename from
11625 vrp_evaluate_conditional. Make static. Change all callers.
11626 (vrp_evaluate_conditional): New function.
11627 (simplify_div_or_mod_using_ranges): Issue warning about reliance
11628 on signed overflow.
11629 (simplify_abs_using_ranges): Likewise.
11630 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
11631 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
11632 within_stmt parameter.
11633 * tree-ssa-propagate.c (fold_predicate_in): Update call to
11634 vrp_evaluate_conditional.
11635 * tree-ssa-threadedge.c
11636 (record_temporary_equivalences_from_stmts_at_dest): Change
11637 simplify parameter to take a second tree parameter.
11638 (simplify_control_stmt_condition): Likewise.
11639 (thread_across_edge): Likewise.
11640 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
11641 (thread_across_edge): Likewise.
11642 * Makefile.in (tree-vrp.o): Depend upon intl.h.
11644 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
11646 * config/i386/i386.h (TARGET_SAHF): New define.
11647 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
11648 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
11649 (x86_sahf): New global variable.
11650 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
11651 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
11652 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
11653 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
11655 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
11656 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
11657 when expanding fcomi/sahf based tests.
11658 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
11659 expanding sahf based alternative. Emit sahf based sequence when
11660 optimizing for code size.
11661 * config/i386/i386.md (x86_sahf_1): Do not disable for
11662 TARGET_64BIT, enable for TARGET_SAHF.
11664 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
11666 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
11667 spurious whitespace from error message.
11669 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
11672 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
11674 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
11676 * c-decl.c (grokdeclarator): Disable warnings for anonymous
11678 * tree-sra.c (instantiate_element): Propagate disabled warnings
11679 from the element itself to the created variable.
11681 2007-03-07 Richard Henderson <rth@redhat.com>
11684 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
11685 silently fix up the stack in the case of a missing register.
11687 2007-03-07 Paul Brook <paul@codesourcery.com>
11689 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
11691 2007-03-07 Joseph Myers <joseph@codesourcery.com>
11693 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
11695 (phase1_vrs): Use them.
11696 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
11697 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
11698 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
11699 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
11700 __gnu_Unwind_Restore_WMMXC if required.
11701 (_Unwind_VRS_Pop): Implement iWMMXt support.
11702 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
11703 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
11704 gnu_Unwind_Save_WMMXC): Define.
11706 2007-03-07 Richard Sandiford <richard@codesourcery.com>
11708 * config/vxworks.h (vxworks_override_options): Declare.
11709 (VXWORKS_OVERRIDE_OPTIONS): Use it.
11710 * config/vxworks.c: Include target.h and toplev.h.
11711 (vxworks_override_options): New function.
11712 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
11714 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
11716 * config/s390/s390.c (override_options): Don't emit an error when
11717 -mstack-size is used without providing -mstack-guard.
11718 (s390_emit_prologue): Choose stack_guard value automatically if not
11719 provided via command line.
11720 * doc/invoke.texi: Adjust description of -mstack-guard and
11723 2007-03-07 Richard Sandiford <richard@codesourcery.com>
11725 * config/i386/i386.c (output_set_got): Add a GOT initialization
11726 sequence for VxWorks PIC.
11727 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
11728 around labels as well as symbols. Use gotoff_operand instead
11729 of local_symbolic_operand.
11730 (legitimize_pic_address): Use gotoff_operand instead of
11731 local_symbolic_operand. Use @GOT accesses for labels as
11733 (ix86_output_addr_diff_elt): Use PC-relative rather than
11734 GP-relative offsets for VxWorks PIC.
11735 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
11736 no_new_pseudos. Check whether the returned register is op0.
11737 * config/i386/i386.md (tablejump): Use PC-relative rather than
11738 GP-relative offsets for VxWorks PIC.
11739 * config/i386/predicates.md (gotoff_operand): New predicate.
11741 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11743 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
11745 * config/vxworks-dummy.h: New file.
11746 * config/i386/i386.h: Include it.
11748 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
11750 * dwarf2out.c (is_inlined_entry_point): New
11751 (add_high_low_attributes): Emit DW_AT_entry_pc along with
11752 DW_AT_ranges if the first subblock is the entry point.
11754 2007-03-06 David Daney <ddaney@avtrex.com>
11756 * doc/install.texi (mips-*-*): Change recommended binutils
11759 2007-03-06 Anatoly Sokolov <aesok@post.ru>
11761 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
11762 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
11764 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11765 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11767 2007-03-06 Jan Hubicka <jh@suse.cz>
11769 * errors.h (warning, error, fatal, internal_error): Mark as cold.
11770 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
11772 (probably_cold_bb_p): Cold functions are cold.
11773 (probably_never_executed_bb_p): Cold functions are cold.
11774 (tree_bb_level_predictions): Predict calls to cold functions as not
11776 (compute_function_frequency): Check hot/cold attributes.
11777 * function.h (function_frequency): Update comments.
11778 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
11779 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
11780 (c_common_att): Add cold and hot.
11782 * doc/extend.texi (hot,cold attributes): Document.
11784 2007-03-06 Andrew Haley <aph@redhat.com>
11786 * function.c (expand_function_end): Move blockage to just after we
11787 emit the label for the naked return from the function.
11789 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11791 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
11794 2007-03-06 Jan Hubicka <jh@suse.cz>
11796 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
11797 loaded for constant large models. Non-large 64bit PIC can do.
11798 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
11799 * cmodel.h: Add LARGE PIC.
11800 * i386.md (UNSPEC_PLTOFF): New.
11801 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
11803 (*call_1_rex64): Disable for large models.
11804 (*call_1_rex64_large): New.
11805 (*call_value_1_rex64): Disable for large models.
11806 (*call_value_1_rex64_large): New.
11807 (set_rip_rex4): New.
11808 (set_got_offset_rex64): New.
11809 * predicates.md (constant_call_address_operand): For large model
11810 constant calls are not possible.
11811 * i386-protos.h (construct_plt_address): Declare.
11812 * i386.c (override_options): Accept large models.
11813 (ix86_expand_prologue): Expand large PIC GOT pointer load.
11814 (legitimate_constant_p): Add new UNSPECs.
11815 (legitimate_pic_operand_p): Likewise.
11816 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
11817 (legitimize_pic_address): Do easy RIP relative way for TLS only for
11819 (output_pic_addr_const): Add PLTOFF.
11820 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
11821 (ix86_expand_move): Legitimize pic address when in PIC mode.
11822 (construct_plt_address): New function.
11823 (ix86_expand_call): Offload the address to register and use GOT
11824 pointer for large model.
11825 * invoke.texi (mcmodel=large): Update documentation.
11827 2007-03-06 Richard Henderson <rth@redhat.com>
11829 * config/i386/i386.c (x86_use_leave, x86_push_memory,
11830 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
11831 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
11832 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
11833 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
11834 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
11835 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
11836 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
11837 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
11838 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
11839 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11840 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
11841 x86_sse_partial_reg_dependency, x86_sse_split_regs,
11842 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
11843 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
11844 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
11845 x86_schedule, x86_use_bt, x86_pad_returns,
11846 x86_use_xchgb): Merge into ...
11847 (ix86_tune_features): ... here. New array.
11848 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
11849 x86_bswap): Merge into ...
11850 (ix86_arch_features): ... here. New array.
11851 (x86_3dnow_a): Remove.
11852 (x86_accumulate_outgoing_args): Make static.
11853 (x86_arch_always_fancy_math_387): Make static.
11854 (ix86_tune_mask, ix86_arch_mask): Move ...
11855 (override_options): ... to local variables here. Apply the
11856 appropriate mask to each element of ix86_arch_features and
11857 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
11858 as were done in the old macros.
11859 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
11860 * config/i386/i386.h (x86_use_leave, x86_push_memory,
11861 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
11862 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
11863 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
11864 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
11865 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
11866 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
11867 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
11868 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
11869 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
11870 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11871 x86_accumulate_outgoing_args, x86_prologue_using_move,
11872 x86_epilogue_using_move, x86_decompose_lea,
11873 x86_arch_always_fancy_math_387, x86_shift1,
11874 x86_sse_partial_reg_dependency, x86_sse_split_regs,
11875 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
11876 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
11877 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
11878 x86_use_incdec, x86_pad_returns, x86_bswap,
11879 x86_partial_flag_reg_stall): Remove.
11880 (enum ix86_tune_indices): New.
11881 (ix86_tune_features): New.
11882 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
11883 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
11884 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
11885 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
11886 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
11887 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
11888 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
11889 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
11890 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
11891 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
11892 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
11893 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
11894 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
11895 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
11896 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
11897 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
11898 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
11899 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
11900 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
11901 TARGET_EXT_80387_CONSTANTS): Use it.
11902 (enum ix86_arch_indices): New.
11903 (ix86_arch_features): New.
11904 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
11905 TARGET_BSWAP): Use it.
11906 (ix86_tune_mask, ix86_arch_mask): Remove.
11908 2007-03-06 Joseph Myers <joseph@codesourcery.com>
11911 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
11912 Define using $${sysroot_headers_suffix}.
11913 * configure: Regenerate.
11914 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
11915 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
11917 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
11918 * gcc.c (print_sysroot_headers_suffix): New.
11919 (option_map): Include --print-sysroot-headers-suffix.
11920 (display_help): Mention -print-sysroot-headers-suffix.
11921 (process_command): Handle -print-sysroot-headers-suffix.
11922 (do_spec_1): Append multilib directory to include-fixed path if
11923 sysroot suffixes in use.
11924 (main): Handle -print-sysroot-headers-suffix.
11925 * Makefile.in (start.encap): Don't depend on xlimits.h
11926 (xlimits.h): Remove.
11927 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
11928 limits.h for each multilib in fixinc_list.
11929 (fixinc_list, s-fixinc_list): New.
11930 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
11931 generate them for each multilib in fixinc_list.
11932 (stmp-fixproto): Use include-fixed. Run fixproto for each
11933 multilib in fixinc_list.
11934 (mostlyclean): Don't remove xlimits.h.
11935 (clean): Remove include-fixed.
11936 (real-install-headers-tar, real-install-headers-cpio,
11937 real-install-headers-cp): Don't copy include, only include-fixed.
11938 (install-mkheaders): Depend on fixinc_list. Don't depend on
11939 xlimits.h. Save limits.h files for each multilib in fixinc_list.
11940 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
11941 SYSTEM_HEADER_DIR setting in mkheaders.conf.
11943 2007-03-06 Jan Hubicka <jh@suse.cz>
11945 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
11948 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11950 * configure.ac: Allow tm_file to contain build-directory files.
11951 * configure: Regenerate.
11952 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
11953 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
11954 * config/m68k/print-sysroot-suffix.sh: New file.
11956 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11958 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
11959 of pic_offset_table_rtx if reload_completed.
11960 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
11961 PIC_OFFSET_TABLE_REGNUM.
11962 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
11964 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
11965 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
11967 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11969 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
11970 functions that call eh_return.
11972 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11974 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
11975 functions that need a constant pool.
11977 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11980 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
11981 (m68k_preferred_reload_class): Likewise.
11982 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
11983 (SECONDARY_RELOAD_CLASS): Define.
11984 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
11985 (LIMIT_RELOAD_CLASS): Delete.
11986 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
11987 registers from storing bytes.
11988 (m68k_secondary_reload_class): New function.
11989 (m68k_preferred_reload_class): Likewise.
11991 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11993 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
11995 (m68k_expand_prologue): Likewise.
11997 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11999 * config/m68k/m68k-protos.h (output_sibcall): Declare.
12000 (mips_expand_epilogue): Add a bool parameter.
12001 (m68k_legitimize_sibcall_address): Declare.
12002 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
12003 (m68k_expand_epilogue): Add a parameter to select between sibling
12004 and normal epilogues. Only generate a return for the latter.
12005 (m68k_ok_for_sibcall_p): New function.
12006 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
12007 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
12008 (sibcall_value, *sibcall_value): Likewise.
12009 (*call, *call_value): Require !SIBLING_CALL_P.
12010 (epilogue): Update call to m68k_expand_epilogue.
12011 (sibcall_epilogue): New pattern.
12012 * config/m68k/predicates.md (const_call_operand): Say that this
12013 predicate applies to sibling calls too.
12014 (sibcall_operand): New predicate.
12016 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12018 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
12019 alternatives as movsi_cf.
12020 (movsf_cf_hard): Add commentary.
12022 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
12023 Richard Sandiford <richard@codesourcery.com>
12025 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
12026 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
12027 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
12028 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
12029 as being live on exit from an interrupt function.
12030 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
12031 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
12032 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
12033 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
12034 (m68k_interrupt_function_p): Globalize.
12035 (m68k_compute_frame_layout): Remove reverse mask code.
12036 (m68k_emit_movem, m68k_set_frame_related): New functions.
12037 (m68k_output_function_prologue): Delete in favor of...
12038 (m68k_expand_prologue): ...this new function.
12039 (m68k_output_function_epilogue): Delete in favor of...
12040 (m68k_expand_epilogue): ...this new function.
12041 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
12043 (print_operand): Handle %?.
12044 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
12045 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
12046 (prologue, epilogue): New patterns.
12047 (return): Turn into a define_expand.
12048 (*return): New pattern, derived from old "return" pattern. Use rte
12049 rather than rts for interrupt functions. Only use rtd if the pop
12051 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
12052 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
12053 (link, *link, unlink, *unlink, load_got): Likewise.
12055 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12059 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
12060 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
12061 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
12062 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
12063 and m68k_matches_u_p.
12064 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
12065 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
12066 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
12067 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
12068 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
12069 (REG_STRICT_P): New macro.
12070 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
12071 PCREL_GENERAL_OPERAND_OK.
12072 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
12073 m68k_legitimate_base_reg_p.
12074 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
12075 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
12076 (PIC_CASE_VECTOR_ADDRESS): Update comment.
12077 * config/m68k/m68k.c (m68k_address): New structure.
12078 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
12079 (m68k_decompose_index, m68k_legitimate_constant_address_p)
12080 (m68k_jump_table_ref_p, m68k_decompose_address)
12081 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
12082 (m68k_matches_u_p): New functions.
12083 (print_operand_address): Rewrite to use m68k_decompose_index.
12085 2007-03-05 David Taylor <dtaylor@emc.com>
12087 * gcc.c: Correct copyright date in --version output.
12089 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12091 * pa.md: In unamed move patterns, disparge copies between general
12092 and floating point registers using '?' modifier. Don't include 'f'
12093 constraint for register preferences in DImode, SImode, HImode and
12094 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
12095 Remove constraints for copies between general and floating registers
12096 in soft-float DFmode pattern.
12097 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
12101 2007-03-05 Mike Stump <mrs@apple.com>
12103 * c-common.c (targetcm): Add.
12104 * c-opts.c (c_common_handle_option): Handle language specific
12106 * opts.c (handle_option): Verify language for target options, if
12108 * opth-gen.awk: Add CL_LANG_ALL.
12109 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
12110 (TARGETCM_INITIALIZER): Add.
12111 * target.h (struct gcc_targetcm): Add.
12113 * targhooks.c (default_handle_c_option): Add.
12114 * targhooks.h (default_handle_c_option): Add.
12115 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
12117 * config/darwin.opt (iframework): Add.
12118 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
12119 * config/darwin-c.c (handle_c_option): Add.
12120 (TARGET_HANDLE_C_OPTION): Add.
12122 * doc/invoke.texi (Darwin Options): Add -iframework.
12124 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12126 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
12129 2007-03-05 Ian Lance Taylor <iant@google.com>
12131 * c.opt (fgnu89-inline): New option.
12132 * c-opts.c (c_common_post_options): Set default value for
12134 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
12135 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
12137 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
12138 (grokdeclarator, start_function): Likewise.
12139 * c-cppbuiltin.c (c_cpp_builtins): Define either
12140 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
12141 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
12142 (C Dialect Options): Document -fgnu89-inline.
12143 * doc/extend.texi (Function Attributes): Explain what the
12144 gnu_inline attribute does.
12145 * doc/cpp.texi (Common Predefined Macros): Document
12146 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
12148 2007-03-05 Ian Lance Taylor <iant@google.com>
12150 PR tree-optimization/31034
12151 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
12152 half-range if the other side is an overflow infinity.
12154 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
12156 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
12157 (bfin*-linux-uclibc*): New configuration.
12158 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
12160 * config/bfin/linux.h: New file.
12161 * config/bfin/libgcc-bfin.ver: New file.
12162 * config/bfin/t-bfin-uclinux: New file.
12163 * config/bfin/t-bfin-linux: New file.
12164 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
12165 (TARGET_OS_CPP_BUILTINS): New macro.
12167 2007-03-05 Richard Guenther <rguenther@suse.de>
12169 * fold-const.c (fold_binary): Remove duplicate folding
12170 of comparison of non-null ADDR_EXPR against null.
12172 2007-03-05 Richard Guenther <rguenther@suse.de>
12173 Dorit Nuzman <dorit@il.ibm.com>
12175 PR tree-optimization/26420
12176 * tree-vectorizer.c (vectorize_loops): Bail out early if there
12177 are no loops in the function. Only print the number of
12178 vectorized loops if it is greater than zero or we are supposed
12179 to print information about unvectorized loops.
12181 2007-03-05 Revital Eres <eres@il.ibm.com>
12183 * gcc.dg/var-expand1.c: New test.
12184 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
12185 when an accumulator is expanded.
12187 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12190 * c-common.c (convert_and_check): Don't give warnings for
12191 conversion if 'expr' already overflowed.
12193 2007-03-04 Roger Sayle <roger@eyesopen.com>
12195 PR middle-end/30744
12196 * fold-const.c (fold_comparison): Enforce type consistency when
12197 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
12199 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
12201 * tree-ssa-address.c (create_mem_ref): Do not put an expression
12202 containing a cast to the base of TARGET_MEM_REF.
12204 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
12206 * tree.c (tree_contains_struct_check_failed): Remove spurious
12207 whitespace from error message.
12209 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
12212 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
12213 instead of precision.
12215 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
12216 Nathan Sidwell <nathan@codesourcery.com>
12218 * emit-rtl.c (find_auto_inc): New.
12219 (try_split): recreate REG_INC notes,
12220 Use regular for loops rather than whiles.
12222 2007-03-03 Andreas Schwab <schwab@suse.de>
12224 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
12225 * configure: Regenerate.
12227 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12229 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
12230 flag_rounding_math, not flag_unsafe_math_optimizations.
12232 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
12234 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
12235 alpha_fold_vector_minmax): Likewise.
12236 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
12237 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
12239 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
12241 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
12242 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
12243 if the lhs has side-effects.
12244 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
12246 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12248 * config/i386/i386.h (TUNEMASK): Remove define.
12249 (ARCHMASK): Remove define.
12250 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
12251 Use ix86_arch_mask variable instead of ARCHMASK.
12252 * config/i386/i386.c (override_options): Ditto.
12253 (standard_80387_constant_p): Ditto.
12255 2007-03-02 Ian Lance Taylor <iant@google.com>
12257 Used signed infinities in VRP.
12258 * tree-vrp.c (uses_overflow_infinity): New static function.
12259 (supports_overflow_infinity): New static function.
12260 (make_overflow_infinity): New static function.
12261 (negative_overflow_infinity): New static function.
12262 (positive_overflow_infinity): New static function.
12263 (is_negative_overflow_infinity): New static function.
12264 (is_positive_overflow_infinity): New static function.
12265 (is_overflow_infinity): New static function.
12266 (overflow_infinity_range_p): New static function.
12267 (compare_values_warnv): New function split out of compare_values.
12268 (compare_value): Call it.
12269 (set_value_range_to_nonnegative): Add overflow_infinity
12270 parameter. Change caller.
12271 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
12273 (vrp_expr_computes_nonzero): Likewise.
12274 (compare_ranges, compare_range_with_value): Likewise.
12275 (compare_name_with_value, compare_names): Likewise.
12276 (vrp_evaluate_conditional): Likewise.
12277 (set_value_range): Handle infinity
12278 (vrp_operand_equal_p, operand_less_p): Likewise.
12279 (extract_range_from_assert): Likewise.
12280 (vrp_int_const_binop): Likewise.
12281 (extract_range_from_binary_expr): Likewise.
12282 (extract_range_from_unary_expr): Likewise.
12283 (extract_range_from_comparison): Likewise.
12284 (extract_range_from_expr): Likewise.
12285 (dump_value_range): Likewise.
12286 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
12287 (test_for_singularity): Likewise.
12288 (vrp_int_const_binop): Remove inline qualifier.
12289 (adjust_range_with_scev): Add comment.
12290 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
12292 2007-03-02 Diego Novillo <dnovillo@redhat.com>
12294 * tree-ssa-structalias.c (could_have_pointers): Tidy.
12295 (get_constraint_for): Likewise.
12296 (do_structure_copy): Likewise.
12297 (find_func_aliases): Fix references to MODIFY_EXPR.
12298 (intra_create_variable_infos): Tidy.
12299 * tree-ssa-operands.c (add_virtual_operand): Add argument
12301 When adding members of alias sets, if IS_CALL_SITE is true and
12302 the symbol is not call-clobbered, skip it.
12303 Adjust all callers.
12305 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
12307 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
12308 entry by means of emit_insn_at_entry.
12310 2007-03-02 Richard Henderson <rth@redhat.com>
12312 * expr.h (promoted_input_arg): Remove decl.
12313 * function.c (promoted_input_arg): Merge into ...
12314 * combine.c (setup_incoming_promotions): ... only caller.
12315 Rearrange to avoid double loop.
12317 2007-03-02 Ben Elliston <bje@au.ibm.com>
12318 Peter Bergner <bergner@vnet.ibm.com>
12319 Janis Johnson <janis187@us.ibm.com>
12321 * config/rs6000/dfp.md: New file.
12322 * config/rs6000/rs6000.md: Include dfp.md.
12323 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
12324 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
12325 and TDmode decimal float modes in FP registers.
12326 (num_insns_constant): Likewise.
12327 (rs6000_legitimate_offset_address_p): Likewise.
12328 (rs6000_legitimize_address): Likewise.
12329 (rs6000_legitimize_reload_address): Likewise.
12330 (rs6000_legitimate_address): Likewise.
12331 (rs6000_emit_move): Likewise.
12332 (function_arg_boundary): Likewise.
12333 (function_arg_advance): Likewise.
12334 (rs6000_darwin64_record_arg_recurse): Likewise.
12335 (function_arg): Likewise.
12336 (rs6000_gimplify_va_arg): Likewise.
12337 (rs6000_split_multireg_move): Likewise.
12338 (rs6000_output_function_epilogue): Likewise.
12339 (rs6000_output_function_epilogue): Likewise.
12340 (rs6000_register_move_cost): Likewise.
12341 (rs6000_function_value): Likewise.
12342 (rs6000_libcall_value): Likewise.
12344 2007-03-02 Richard Sandiford <richard@codesourcery.com>
12346 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
12348 2007-03-02 Richard Sandiford <richard@codesourcery.com>
12350 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
12351 Use $MULTIDIR to choose between the kernel and RTP headers,
12352 and use $WIND_BASE and $WIND_USR to locate them.
12354 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12356 * config/i386/i386.c (override_options): Put initialization of
12357 ix86_tune_mask and ix86_arch_mask to the correct place.
12359 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12360 Michael Meissner <michael.meissner@amd.com>
12363 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
12364 (ARCHMASK): Define.
12365 (TARGET_CMOVE): Use ARCHMASK.
12366 (TARGET_CMPXCHG): Ditto.
12367 (TARGET_CMPXCHG8B): Ditto.
12368 (TARGET_XADD): Ditto.
12369 (TARGET_BSWAP): Ditto.
12370 * config/i386/i386.c (ix86_tune_mask): New global variable.
12371 (ix86_arch_mask): Ditto.
12372 (override_options): Initialize ix86_tune_mask and
12373 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
12376 2007-03-02 Ben Elliston <bje@au.ibm.com>
12379 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
12381 2007-03-02 Joseph Myers <joseph@codesourcery.com>
12383 * target.h (init_dwarf_reg_sizes_extra): New target hook.
12384 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
12385 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
12386 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
12388 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
12389 rs6000_init_dwarf_reg_sizes_extra): New.
12390 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
12391 SPE register high parts.
12393 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
12395 * Makefile.in: Add install-pdf target as
12396 copied from automake v1.10 rules.
12397 * configure.ac: Add install-pdf to target list.
12398 * configure: Regenerate.
12400 2007-03-01 Paul Brook <paul@codesourcery.com>
12402 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
12403 modes to LDRD for DImode.
12404 (output_move_double): Fixup out of range ldrd/strd.
12405 (vfp_secondary_reload_class): Rename...
12406 (coproc_secondary_reload_class): ... to this. Add wb argument.
12407 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
12408 coproc_secondary_reload_class for CLASS_IWMMXT.
12409 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
12410 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
12412 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
12414 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
12415 unroll factor by the estimated number of iterations.
12416 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
12417 than prefetch latency.
12419 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
12420 decode_caches_intel, detect_caches_intel): New functions.
12421 (host_detect_local_cpu): Use detect_caches_amd and
12422 detect_caches_intel.
12424 2007-03-01 Richard Henderson <rth@redhat.com>
12426 * expr.c (emit_move_complex_push): Export.
12427 (emit_move_complex_parts): Split out from ...
12428 (emit_move_complex): ... here.
12429 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
12430 * config/i386/i386.md (movcdi): New.
12432 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
12434 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
12435 size of mode1 to check for tieable modes in MMX case.
12437 2007-03-01 Richard Sandiford <richard@codesourcery.com>
12439 * Makefile.in (rtlanal.o): Depend on tree.h.
12440 * rtl.h (offset_within_section_p, split_const): Declare.
12441 * rtlanal.c: Include tree.h.
12442 (offset_within_block_p): New function, taken from
12443 mips_offset_within_object_p.
12444 (split_const): New function, taken from mips_split_const.
12445 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
12447 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
12448 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
12449 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
12450 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
12451 (m68k_illegitimate_symbolic_constant_p): New function.
12452 * config/m68k/m68k.md (movsi): Remove misleading predicates.
12453 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
12454 symbolic constant that might be outside the symbol's section,
12455 move the symbol first and then add the offset.
12456 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
12458 * config/mips/mips.c (mips_split_const): Delete.
12459 (mips_offset_within_object_p): Delete.
12460 (mips_symbolic_constant_p): Use offset_within_section_p and
12461 split_const instead of mips_offset_within_object_p and
12463 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
12464 (mips_legitimize_const_move, print_operand_reloc)
12465 (mips_dangerous_for_la25_p): Use split_const instead of
12468 2007-02-28 Eric Christopher <echristo@apple.com>
12470 * Makefile.in (install-include-dir): Don't rm -rf include.
12472 2007-02-28 Richard Guenther <rguenther@suse.de>
12474 PR middle-end/30364
12475 * fold-const.c (fold_binary): Do not associate expressions
12476 with more than one variable for integer types that do not wrap.
12478 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
12480 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
12481 Delete, and replace with...
12482 (fold_builtin_call_array): This. Update callers to use it.
12483 * fold-const.c (fold_build_call_list): Delete, and replace with...
12484 (fold_build_call_array): This.
12485 (fold_build_call_list_initializer): Delete, and replace with...
12486 (fold_build_call_array_initializer): This.
12487 * tree.h: Update declarations to reflect above changes.
12489 * c-typeck.c (build_function_call): Store converted arguments
12490 in a stack-allocated array instead of building a list.
12491 (convert_arguments): Store arguments in the array passed in as an
12492 argument, and return the actual number of arguments.
12493 * c-format.c: (check_function_format): Pass arguments in an
12494 array instead of a list.
12495 * c-common.c (check_function_nonnull): Likewise.
12496 (check_function_sentinel): Likewise.
12497 (check_function_arguments): Likewise.
12498 * c-common.h: Update declarations to reflect above changes.
12500 2007-02-28 Jan Hubicka <jh@suse.cz>
12502 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
12503 PRED_NEGATIVE_RETURN): Update outcomes.
12505 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
12507 * calls.c (emit_library_call_value_1): Handle partial registers
12508 correctly when building up CALL_INSN_FUNCTION_USAGE.
12510 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12512 * pa/predicates.md (move_src_operand): Allow zero for mode.
12513 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
12516 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
12519 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
12520 *movv2df_internal): Enable pattern only for valid operand
12522 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
12523 tie only 128bit modes. For MMX registers, tie only 64bit modes.
12525 2007-02-27 Mike Stump <mrs@apple.com>
12527 * config/darwin-crt3.c: Avoid compilation when compiling for a
12530 2007-02-27 Joseph Myers <joseph@codesourcery.com>
12532 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
12534 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
12535 for fixed headers and limits.h.
12536 (install-include-dir, install-headers-tar, install-headers-cpio,
12537 install-headers-cp, real-install-headers-tar,
12538 real-install-headers-cpio, real-install-headers-cp): Handle
12539 include-fixed as well as include.
12540 (install-mkheaders): Don't install files that go only in include
12542 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
12543 from GCC_INCLUDE_DIR.
12544 * gcc.c (process_command): Remove special -BstageN/ handling.
12545 (do_spec_1): Add include-fixed directories.
12547 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12549 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
12551 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
12553 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
12556 2007-02-27 Mark Mitchell <mark@codesourcery.com>
12558 * c-common.c (get_priority): Add check for
12559 SUPPORTS_INIT_PRIORITY.
12561 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12563 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
12565 * config/bfin/bfin.c: Include "cfglayout.h".
12566 (MAX_LSETUP_DISTANCE): New macro.
12567 (struct loop_info): New members incoming, incoming_src and
12568 incoming_dest. Delete member predecessor.
12569 (length_for_loop): New function.
12570 (bfin_optimize_loop): Handle more different loop structures.
12571 (bfin_discover_loop): Rework detection of predecessor blocks by
12572 examining incoming edges.
12573 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
12575 (bfin_reorder_loops): New function.
12576 (bfin_reorg_loops): Use these three new functions.
12578 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
12579 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
12580 (CONSTRAINT_LEN): Add entry for 'q'.
12581 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
12582 Add 'q' constraints.
12583 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
12584 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
12586 * config/bfin/bfin.md (add_with_carry): New pattern.
12587 (s_or_u, su_optab, su_modifier): New code macros/attrs.
12588 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
12589 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
12590 support unsigned multiplies too. Removed incorrect commutativity from
12591 operand 1 constraint where appropriate.
12592 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
12594 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
12595 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
12597 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
12598 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
12599 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
12600 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
12601 usmulhisi_hh_huh): New patterns.
12603 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
12604 lshifthi3): Fix output template to use half reg for operand 2.
12606 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
12609 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
12611 2007-02-27 Andreas Schwab <schwab@suse.de>
12613 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
12615 2007-02-27 Jan Hubicka <jh@suse.cz>
12617 * predict.c (last_basic_block_p): Remove.
12618 (tree_estimate_probability): Update return heuristic for commonized
12621 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
12623 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
12625 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
12627 * doc/include/gcc-common.texi (versionsubtitle): New macro.
12628 * doc/cpp.texi: Standardize title page.
12629 * doc/cppinternals.texi: Likewise.
12630 * doc/gcc.texi: Standardize title page, remove version number
12631 from copyright page.
12632 * doc/gccint.texi: Likewise.
12633 * doc/install.texi: Standardize title page, add table of
12636 2007-02-26 Jan Hubicka <jh@suse.cz>
12638 * predict.def: Set outcomes according to more recent results.
12639 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
12640 Remove dead predictors.
12641 * predict.c (return_prediction): Fix pasto.
12643 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12645 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
12646 change; avoid a memory leak when returning early.
12648 2007-02-26 Mark Mitchell <mark@codesourcery.com>
12650 * c-decl.c (static_ctors): Move to c-common.c.
12651 (static_dtors): Likewise.
12652 (finish_function): Use c_record_cdtor_fn.
12653 (build_cdtor): Move to c-common.c.
12654 (c_write_global_declarations): Use c_build_cdtor_fns.
12655 * c-common.h (static_ctors): Declare.
12656 (static_dtors): Likewise.
12657 (c_record_cdtor_fn): Likewise.
12658 (c_build_cdtor_fns): Likewise.
12659 * c-common.c (static_ctors): New variable.
12660 (static_dtors): Likewise.
12661 (c_record_cdtor_fn): New function.
12662 (build_cdtor): Move from c-decl.c
12663 (c_build_cdtor_fns): New function.
12665 * output.h (assemble_addr_to_section): Declare.
12666 (get_cdtor_priority_section): Likewise.
12667 * varasm.c (assemble_addr_to_section): New function.
12668 (get_cdtor_priority_section): Likewise.
12669 (default_named_section_asm_out_destructor): Use them.
12670 (destor_dtor_section_asm_out_destructor): Likewise.
12671 (default_named_section_asm_out_constructor): Likewise.
12672 (default_ctor_section_asm_out_constructor): Likewise.
12673 * config.gcc (*-*-vxworks*): Include vxworks.o.
12674 * config/t-vxworks (vxworks.o): New target.
12675 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
12676 (TARGET_ASM_CONSTRUCTOR): Define.
12677 (TARGET_ASM_DESTRUCTOR): Likewise.
12678 (vxworks_asm_out_constructor): Declare.
12679 (vxworks_asm_out_destructor): Likewise.
12681 * c-common.c (get_priority): Check that we have not just an
12682 INTEGER_CST, but an integer constant with integeral type.
12684 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
12686 PR tree-optimization/30938
12687 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
12688 use &dt[nargs-1] instead of &dt[nargs] in the call to
12689 vect_is_simple_use().
12691 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
12693 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
12694 from register elimination as PRE_MODIFY / POST_MODIFY increments.
12695 Do not attempt to handle MEM inside auto-inc expressions.
12696 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
12697 of a register modified by an auto-inc expression. However, do handle
12698 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
12699 (elimination_effects): Prohibit elimination of a register modified
12700 by an auto-inc expression. Disable register elimination rules whose
12701 target register is modified by an auto-inc expression with variable
12704 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
12706 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
12708 (array_at_struct_end_p): New function.
12709 (idx_infer_loop_bounds): Use it.
12710 (estimate_numbers_of_iterations_loop): Export.
12711 * predict.c (predict_loops): Use estimated_loop_iterations_int.
12712 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
12713 (tree_estimate_probability): Call record_loop_exits.
12714 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
12715 (estimated_loop_iterations, estimated_loop_iterations_int,
12716 estimated_loop_iterations_tree): New functions.
12717 (analyze_siv_subscript_cst_affine,
12718 compute_overlap_steps_for_affine_1_2,
12719 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
12720 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
12721 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
12722 (PRED_LOOP_ITERATIONS_GUESSED): New.
12723 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
12724 * cfgloop.h (estimate_numbers_of_iterations_loop,
12725 estimated_loop_iterations_int): Declare.
12727 2007-02-25 Mark Mitchell <mark@codesourcery.com>
12729 * doc/extend.texi: Document optional priority argument to
12730 constructors and destructors.
12731 * tree.c (init_priority_for_decl): Adjust GTY markers.
12732 (init_ttree): Use priority-info hash functions for
12733 init_priority_for_decl.
12734 (tree_map_eq): Rename to ...
12735 (tree_map_base_eq): ... this.
12736 (tree_map_marked_p): Rename to ...
12737 (tree_map_base_marked_p): ... this.
12738 (tree_map_base_hash): New function.
12739 (decl_init_priority_lookup): Rework.
12740 (decl_fini_priority_lookup): New function.
12741 (decl_priority_info): New function.
12742 (decl_init_priority_insert): Use it.
12743 (decl_fini_priority_insert): Likewise.
12744 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
12746 (decl_restrict_base_insert): Likewise.
12747 (decl_debug_expr_insert): Likewise.
12748 (decl_value_expr_lookup): Likewise.
12749 (decl_value_expr_insert): Likewise.
12750 * tree.h (priority_type): New type.
12751 (decl_init_priority_lookup): Use priority_type.
12752 (decl_fini_priority_lookup): New function.
12753 (decl_init_priority_insert): Use priority_type.
12754 (decl_fini_priority_insert): New function.
12755 (DECL_HAS_INIT_PRIORITY): Tweak comments.
12756 (DECL_INIT_PRIORITY): Likewise.
12757 (SET_DECL_INIT_PRIORITY): Add comment.
12758 (DECL_FINI_PRIORITY): New macro.
12759 (SET_DECL_FINI_PRIORITY): Likewise.
12760 (DEFAULT_INIT_PRIORITY): Document.
12761 (MAX_INIT_PRIORITY): Likewise.
12762 (MAX_RESERVED_INIT_PRIORITY): Likewise.
12763 (tree_map_base): New type.
12764 (tree_map_base_eq): New function.
12765 (tree_map_base_hash): Likewise.
12766 (tree_map_base_marked_p): Likewise.
12767 (tree_map): Inherit from tree_map_base.
12768 (tree_map_eq): Make it a macro.
12769 (tree_map_marked_p): Likewise.
12770 (tree_int_map): Inherit from tree_map_base.
12771 (tree_int_map_eq): Make it a macro.
12772 (tree_int_map_hash): Likewise.
12773 (tree_int_map_marked_p): Likewise.
12774 (tree_priority_map): New type.
12775 (tree_priority_map_eq): New macro.
12776 (tree_priority_map_hash): Likewise.
12777 (tree_priority_map_marked_p): Likewise.
12778 * varasm.c (emults_decl): Adjust for refactoring of tree_map
12780 (emutls_common_1): Likewise.
12781 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
12782 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
12783 of tree_map hierarchy.
12784 * tree-cfg.c (move_stmt_r): Likewise.
12785 (new_label_mapper): Likewise.
12786 * c-tree.h (c_expand_body): Move to ...
12787 * c-common.h (c_expand_body): ... here.
12788 * c-decl.c (c_expand_body): Move to ...
12789 * c-common.c (c_expand_body): ... here.
12790 (c_common_attribute_table): Allow 1 argument for the constructor
12791 and destructor attributes.
12792 (get_priority): New function.
12793 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
12794 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
12796 2007-02-24 Jan Hubicka <jh@suse.cz>
12798 PR middle-end/30509
12799 * tree-inline.c (copy_bb): Produce exact copy of EH info when
12800 copying for inlining.
12802 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12803 Jan Hubicka <jh@suse.cz>
12806 * i386.c (counter_mode): New function.
12807 (expand_set_or_movmem_via_loop): Use it.
12808 (expand_movmem_epilogue): Likewise; fix pasto.
12809 (ix86_expand_movmem): Do emit guard even for constant counts.
12810 (ix86_expand_setmem): Likewise.
12812 2007-02-25 Nick Clifton <nickc@redhat.com>
12814 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
12815 (JUMP_TABLES_IN_TEXT_SECTION): Define.
12817 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12820 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
12821 count argument with 0x10, not with 0x16.
12822 (expand_setmem_epilogue): Ditto.
12824 2007-02-24 Mike Stump <mrs@apple.com>
12826 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
12829 2007-02-24 Richard Guenther <rguenther@suse.de>
12831 PR middle-end/30951
12832 * fold-const.c (fold_binary): Fold x +- CST op x for
12833 EQ_EXPR and NE_EXPR.
12835 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12837 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
12839 2007-02-24 Jan Hubicka <jh@suse.cz>
12841 * cgraphunit.c (decide_is_function_needed): Honor
12842 -fkeep-inline-functions.
12844 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12846 * builtins.c (fold_builtin_modf): New.
12847 (fold_builtin_2): Use it.
12849 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
12851 * loop-iv.c (implies_p): Detect additional cases where A implies B.
12852 (determine_max_iter): Take additional LOOP arg; all callers changed.
12853 Lose broken logic dealing with PLUS. Try to limit the upper bound by
12854 one using simplifications.
12855 (simplify_using_initial_values): Return if the expression becomes
12856 invalid due to altered regs.
12858 2007-02-23 DJ Delorie <dj@redhat.com>
12860 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
12862 2007-02-23 Mike Stump <mrs@apple.com>
12864 * tlink.c (scan_linker_output): Parse linker messages from
12865 darwin9's linker better.
12867 2007-02-23 Steve Ellcey <sje@cup.hp.com>
12870 * varpool.c (varpool_assemble_pending_decls): Set
12871 varpool_last_needed_node to null.
12873 2007-02-23 DJ Delorie <dj@redhat.com>
12875 * config/i386/i386.c (ix86_data_alignment): Don't specify an
12876 alignment bigger than the object file can handle.
12878 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
12881 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
12882 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
12883 (*movsf_1): Penalize MMX moves.
12885 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
12887 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
12888 2^32-1 or more times unless flag_unsafe_loop_optimizations.
12890 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
12892 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12894 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
12895 (fold_builtin_1): Use them.
12896 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
12897 BUILT_IN_SIGNIFICAND.
12899 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
12901 * config/i386/i386.c (bdesc_1arg): Initialize
12902 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
12903 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
12904 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
12905 and IX86_BUILTIN_MOVSLDUP.
12907 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
12909 PR rtl-optimization/30841
12910 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
12912 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12914 * builtins.c (fold_builtin_frexp): New.
12915 (fold_builtin_2): Use it.
12917 2007-02-22 Mark Mitchell <mark@codesourcery.com>
12919 * doc/invoke.texi (Spec Files): Document getenv spec function.
12921 * gcc.c (getenv_spec_function): New function.
12922 (static_spec_functions): Add it.
12923 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
12924 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
12927 2007-02-22 Michael Matz <matz@suse.de
12930 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
12931 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
12933 2007-02-22 Ian Lance Taylor <iant@google.com>
12936 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
12937 (mem_loc_descriptor): Call it.
12939 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
12940 Ira Rosen <irar@il.ibm.com>
12942 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
12944 2007-02-22 Ira Rosen <irar@il.ibm.com>
12946 PR tree-optimization/30843
12947 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
12948 stores only after all the group is vectorized.
12950 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
12952 PR tree-optimization/30858
12953 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
12954 in the reduction cycle have a single use in the loop.
12955 * tree-vectorizer.h (relevant): Add documentation.
12957 2007-02-20 Mike Stump <mrs@apple.com>
12959 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
12960 * configure: Regenerate.
12962 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12964 Change the defaults of some parameters and options.
12965 * config/spu/spu-protos.h (spu_optimization_options): Declare.
12966 * config/spu/spu.c (spu_optimization_options): Add.
12967 (spu_override_options): Change params in spu_optimization_options.
12968 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
12970 Register 127 is only 16 byte aligned when used as a frame pointer.
12971 * config/spu/spu-protos.h (spu_init_expanders): Declare.
12972 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
12973 HARD_FRAME_POINTER_REGNUM.
12974 (spu_legitimate_address): Use regno_aligned_for_reload.
12975 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
12976 aligned when frame_pointer_needed is true.
12977 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
12979 * config/spu/spu.h (INIT_EXPANDERS): Define.
12981 Make sure shift and rotate instructions have valid immediate operands.
12982 * config/spu/predicates.md (spu_shift_operand): Remove.
12983 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
12984 * config/spu/constraints.md (W, O): Extend range.
12985 * config/spu/spu.md (umask, nmask): Define.
12986 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
12987 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
12988 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
12989 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
12990 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
12991 (lshr<mode>3_reg): Fix rtl description.
12993 Make sure mulhisi immediate operands are valid.
12994 * config/spu/predicates.md (imm_K_operand): Add.
12995 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
12997 Generate constants using fsmbi and andi.
12998 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
12999 (print_operand, spu_split_immediate, classify_immediate,
13000 fsmbi_const_p): Handle IC_FSMBI2.
13002 Correctly handle a CONST_VECTOR containing symbols.
13003 * config/spu/spu.c (print_operand): Handle HIGH correctly.
13004 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
13005 (immediate_load_p): Allow symbols that use 2 instructions to create.
13006 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
13007 with symbols when flag_pic is set.
13008 (const_vector_immediate_p): New.
13009 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
13010 accept a CONST_VECTOR with symbols.
13011 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
13012 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
13014 * config/spu/spu.md (high, low): Delete.
13015 (low_<mode>): Define.
13017 Remove INTRmode and INTR_REGNUM, which didn't work.
13018 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
13020 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
13021 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
13022 peephole2 pattern): Don't use INTR or 131.
13023 (movintrcc): Delete.
13024 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
13025 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
13026 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
13027 (UNSPEC_SET_INTR): Add.
13028 * config/spu/spu-modes.def (INTR): Remove.
13030 More accurate warnings about run-time relocations.
13031 * config/spu/spu.c (reloc_diagnostic): Test in_section.
13033 Correctly warn about immediate arguments to specific intrinsics.
13034 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
13035 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
13036 the instruction predicate.
13038 Fix tree check errors with latest update.
13039 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
13041 (spu_expand_builtin): Use CALL_EXPR_FN.
13043 Add missing specific intrinsics.
13044 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
13046 * config/spu/spu_internals.h: Ditto.
13048 Fix incorrect operand modifiers.
13049 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
13050 * config/spu/spu.md (xor<mode>3): Change %S to %J.
13052 Optimize one case of zero_extend of a vec_select.
13053 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
13055 Accept any immediate for hbr.
13056 * config/spu/spu.md (hbr): Change s constraints to i.
13058 2007-02-21 Paul Brook <paul@codesourcery.com>
13060 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
13061 condexec_count when skipping USE and CLOBBER.
13063 2007-02-21 Nick Clifton <nickc@redhat.com>
13065 * common.opt (Warray-bounds): Add Warning attribute.
13066 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
13068 (fsized-zeroes): Add Optimization attribute.
13069 (fsplit-wide-types, ftree-scev-cprop): Likewise.
13070 * c.opt (Wc++0x-compat): Add Warning attribute.
13072 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
13074 PR middle-end/30761
13075 * reload1.c (eliminate_regs_in_insn): In the single_set special
13076 case, attempt to re-recognize the insn before falling back to
13077 having reload fix it up.
13079 2007-02-20 Eric Christopher <echristo@gmail.com>
13081 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
13082 Rewrite accordingly.
13083 (frv_read_iacc_argument): Ditto.
13084 (frv_expand_set_builtin): Take a call instead of arglist, update for
13086 (frv_expand_unop_builtin): Ditto.
13087 (frv_expand_binop_builtin): Ditto.
13088 (frv_expand_cut_builtin): Ditto.
13089 (frv_expand_binopimm_builtin): Ditto.
13090 (frv_expand_voidbinop_builtin): Ditto.
13091 (frv_expand_int_void2arg): Ditto.
13092 (frv_expand_prefetches): Ditto.
13093 (frv_expand_voidtriop_builtin): Ditto.
13094 (frv_expand_voidaccop_builtin): Ditto.
13095 (frv_expand_load_builtin): Ditto.
13096 (frv_expand_store_builtin): Ditto.
13097 (frv_expand_mdpackh_builtin): Ditto.
13098 (frv_expand_mclracc_builtin): Ditto.
13099 (frv_expand_mrdacc_builtin): Ditto.
13100 (frv_expand_mwtacc_builtin): Ditto.
13101 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
13104 2007-02-20 Janis Johnson <janis187@us.ibm.com>
13106 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
13107 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
13109 (HAVE_GAS_DFP): Check for assembler support of decimal floating
13110 point instructions.
13111 * configure: Regenerate.
13112 * config.in: Regenerate.
13113 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
13114 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
13115 masks to power6 and power6x and to POWERPC_MASKS.
13116 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
13118 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
13119 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
13120 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
13121 Access PROTOTYPE as variable, not mask.
13123 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
13125 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
13126 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
13127 * combine.c (adjust_for_new_dest): Use it.
13128 * postreload.c (reload_combine): Likewise.
13130 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
13132 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
13133 notes on an insn with multiple sets, even if single_set returns
13134 non-NULL for that insn.
13136 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13138 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
13139 scalbn and scalbln.
13141 2007-02-20 Geoffrey Keating <geoffk@apple.com>
13143 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
13144 if user didn't pass it.
13145 * config/i386/darwin.h (CC1_SPEC): Likewise.
13146 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
13147 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
13148 -mmacosx-version-min.
13150 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13151 Uros Bizjak <ubizjak@gmail.com>
13153 * optabs.h (enum optab_index): Add new OTI_scalb.
13154 (scalb_optab): Define corresponding macro.
13155 * optabs.c (init_optabs): Initialize scalb_optab.
13156 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
13158 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
13159 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
13160 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
13161 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
13162 flag_unsafe_math_optimizations is set.
13164 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
13165 to implement scalbf, scalb and scalbl built-ins as inline x87
13168 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13169 DJ Delorie <dj@redhat.com>
13172 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
13173 (diagnostic_report_diagnostic): ... here, and turn them into real
13174 errors. If warnings are inhibited, no need to do anything.
13176 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
13178 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
13179 better code generation.
13181 2007-02-20 Ben Elliston <bje@au.ibm.com>
13183 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
13185 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
13187 * config/alpha/alpha.c, config/alpha/alpha.md,
13188 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
13189 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
13190 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
13191 config/arm/lib1funcs.asm: Follow spelling conventions.
13193 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
13194 config/fr30/fr30.md, config/i386/i386.h,
13195 config/iq2000/iq2000.h, config/iq2000/predicates.md,
13196 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
13197 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
13198 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
13199 config/rs6000/altivec.md, config/rs6000/rs6000.c,
13200 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
13201 config/sparc/sparc.c, config/sparc/sparc.h,
13202 config/sparc/sparc.md, config/spu/constraints.md,
13203 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
13206 2007-02-20 Alan Modra <amodra@bigpond.net.au>
13209 * varasm.c (use_blocks_for_decl_p): Return false for decls with
13212 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
13214 * doc/invoke.texi (-ftree-lrs): Remove.
13216 2007-02-19 Diego Novillo <dnovillo@redhat.com>
13218 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
13221 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
13223 * config/ia64/ia64.c (ia64_expand_builtin): Use the
13224 new CALL_EXPR_FN macro for retrieving the function
13225 declaration of the input expression.
13227 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13229 * c.opt (Waddress): New.
13230 * common.opt (Walways-true): Delete.
13231 (Wstring-literal-comparison): Delete.
13232 * doc/invoke.texi (Warning Options): Delete -Walways-true and
13233 -Wstring-literal-comparison. Add -Waddress.
13235 (Walways-true): Delete.
13236 (Wstring-literal-comparison): Delete.
13237 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
13238 consistently instead of -Walways-true in example.
13239 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
13240 * c-typeck.c (parser_build_binary_op): Replace
13241 -Wstring-literal-comparison and -Walways-true with -Waddress.
13242 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
13245 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
13247 * tree-cfg.c (dump_function_to_file): Be prepared for functions
13248 without DECL_STRUCT_FUNCTION initialized.
13250 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
13252 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
13253 due to calls to functions taking pointers as parameters.
13255 2007-02-19 Richard Henderson <rth@redhat.com>
13258 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
13261 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
13263 * config/s390/s390.c (s390_call_saved_register_used,
13264 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
13265 accessed to the new scheme.
13267 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
13269 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
13270 (cris_print_index, cris_print_operand, cris_print_operand_address)
13271 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
13272 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
13273 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
13274 GET_CODE () == xxx.
13275 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
13276 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
13277 GO_IF_LEGITIMATE_ADDRESS): Ditto.
13278 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
13279 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
13280 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
13281 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
13282 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
13283 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
13284 (uminsi3, call, call_value): Ditto.
13285 (define_split: indir_to_reg_split, unnamed): Ditto.
13287 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
13289 PR tree-optimization/30975
13290 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
13293 2007-02-18 Eric Christopher <echristo@gmail.com>
13295 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
13296 Remove use of arglist.
13297 (mips_expand_builtin): Remove use of arglist, pass in expr.
13298 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
13299 (mips_expand_builtin_movtf): Ditto.
13300 (mips_expand_builtin_compare): Ditto.
13302 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
13304 * tree-sra.c (sra_build_assignment): Replace assertion
13305 checking with a comment explaining why it can't be done.
13307 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
13309 PR middle-end/30833
13310 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
13311 during CALL_EXPR representation conversion.
13312 * tree-ssa-propagate.c (set_rhs): Likewise.
13314 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
13316 * tree-sra.c (sra_build_assignment): Disable assertion checking
13319 2007-02-18 Roger Sayle <roger@eyesopen.com>
13321 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
13322 instead of calling build2 with a GIMPLE_MODIFY_STMT.
13323 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
13325 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
13326 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
13327 gimplify_init_ctor_eval_range, gimple_push_cleanup,
13328 gimplify_omp_for, gimplify_omp_atomic_pipeline,
13329 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
13330 force_gimple_operand): Likewise.
13331 * ipa-cp.c (constant_val_insert): Likewise.
13332 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
13333 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
13334 perfect_nestify): Likewise.
13335 * langhooks.c (lhd_omp_assignment): Likewise.
13336 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
13337 lower_copyprivate_clauses, lower_send_clauses,
13338 lower_send_shared_vars, expand_parallel_call,
13339 expand_omp_for_generic, expand_omp_for_static_nochunk,
13340 expand_omp_for_static_chunk, expand_omp_sections,
13341 lower_omp_single_copy, lower_omp_for_lastprivate,
13342 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
13343 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
13344 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
13347 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
13349 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
13350 config/sh/sh.md: Follow spelling conventions.
13352 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
13353 config/frv/predicates.md: Follow spelling conventions.
13355 * config/m68k/linux-unwind.h: Fix a comment typo.
13356 * target.h: Follow spelling conventions.
13358 2007-02-18 Roger Sayle <roger@eyesopen.com>
13360 PR rtl-optimization/28173
13361 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
13362 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
13363 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
13364 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
13365 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
13367 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13369 * builtins.c (fold_builtin_load_exponent): New.
13370 (fold_builtin_2): Use it.
13372 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
13374 PR rtl-optimization/30773
13375 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
13376 if we fail to attach a REG_EQUIV note.
13378 2007-02-18 David Edelsohn <edelsohn@gnu.org>
13379 Roger Sayle <roger@eyesopen.com>
13381 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
13383 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
13385 * calls.c (initialize_argument_information): Pass original EXP
13386 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
13387 code to split complex arguments here, as part of initializing the
13389 (expand_call): Remove code that builds a list of arguments and
13390 inserts implicit arguments into it. Instead, just count how many
13391 implicit arguments there will be so we can determine the size of
13392 the ARGS array, and let initialize_argument_information do the work.
13393 (split_complex_values): Delete unused function.
13395 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
13397 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
13399 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
13401 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
13402 for arg pointer based indexed addressing.
13404 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
13406 * config/ia64/ia64.h, config/ia64/ia64.md,
13407 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
13408 spelling conventions.
13410 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13412 * config/m68k/m68k.c (split_di): New.
13413 * config/m68k/m68k-protos.h: Declare split_di.
13414 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
13415 Improve predicate handling and split constant shifts.
13417 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13419 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
13420 parameter for register bitfield operations, general predicates
13423 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13425 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
13426 * config/m68k/linux-unwind.h: New file.
13428 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
13430 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
13431 config/i386/athlon.md, config/ia64/ia64.md,
13432 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
13433 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
13434 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
13435 tree-ssa-loop-niter.c, tree-vect-analyze.c,
13436 tree-vect-transform.c: Fix comment typos.
13438 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
13440 * sched-deps.c (find_insn_list): Remove.
13441 * sched-int.h: Remove the prototype for find_insn_list.
13443 2007-02-16 Geoffrey Keating <geoffk@apple.com>
13445 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
13447 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
13448 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
13449 darwin_rs6000_override_options.
13450 (C_COMMON_OVERRIDE_OPTIONS): Expect
13451 darwin_macosx_version_min to be non-NULL always.
13452 (TARGET_C99_FUNCTIONS): Likewise.
13453 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
13454 (DARWIN_MINVERSION_SPEC): New.
13455 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
13456 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
13458 (DARWIN_MINVERSION_SPEC): New.
13459 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
13461 * config/darwin-c.c (darwin_cpp_builtins): Expect
13462 darwin_macosx_version_min to be non-NULL always.
13464 * config/rs6000/rs6000.c: Clean up trailing whitespace.
13466 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
13468 * config/i386/i386.h (x86_use_xchgb): New.
13469 (TARGET_USE_XCHGB): New macro.
13470 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
13471 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
13472 Split after reload into bswaphi for shifts of 8.
13473 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
13474 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
13475 or when optimizing for size.
13477 2007-02-16 Richard Guenther <rguenther@suse.de>
13478 Christian Bruel <christian.bruel@st.com>
13480 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
13481 DECLs but prefer SSA_NAMEs over DECLs.
13483 2007-02-16 Richard Guenther <rguenther@suse.de>
13485 * tree-flow-inline.h (single_imm_use_p): Remove.
13486 (zero_imm_uses_p): Likewise.
13487 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
13488 instead of single_imm_use_p.
13489 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
13492 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13495 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
13496 nested double- and backquotes.
13498 2007-02-15 Roger Sayle <roger@eyesopen.com>
13500 PR middle-end/30391
13501 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
13502 should be unreachable.
13503 (build2_stat): Allow construction of MODIFY_EXPR at any time.
13504 For the time being redirect GIMPLE_MODIFY_STMT to the new
13505 (renamed) build_gimple_modify_stmt_stat.
13506 (build2_gimple_stat): Rename to...
13507 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
13508 Always build a GIMPLE_MODIFY_STMT node.
13509 * tree.h (build2_gimple, build2_gimple_stat): Delete.
13510 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
13513 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
13514 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
13515 * tree-complex.c (set_component_ssa_name, expand_complex_move,
13516 expand_complex_div_wide): Likewise.
13517 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
13518 * tree-ssa-loop-im.c (schedule_sm): Likewise.
13519 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
13520 * tree-ssa-loop-manip.c (create_iv): Likewise.
13521 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
13522 abs_replacement): Likewise.
13523 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
13524 realify_fake_stores): Likewise.
13526 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
13527 node rather than a GIMPLE_MODIFY_STMT node.
13528 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
13529 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
13531 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
13532 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
13533 GIMPLE_MODIFY_STMT.
13535 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13537 PR middle-end/30433
13538 * fold-const.c (fold_comparison): Add back the
13539 folding of constant complex comparisions.
13541 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13543 PR middle-end/30729
13544 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
13545 effects unknown to this function, return early.
13547 2007-02-15 Ian Lance Taylor <iant@google.com>
13549 * lower-subreg.c (move_eh_region_note): New static function.
13550 (resolve_simple_move): Call it.
13551 (decompose_multiword_subregs): Track blocks for which we resolve a
13552 simple move which is also a control flow insn. Pass them to
13553 find_many_sub_basic_blocks.
13554 (pass_lower_subreg): Add TODO_verify_flow.
13555 (pass_lower_subreg2): Likewise.
13557 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13558 Brooks Moses <brooks.moses@codesourcery.com>
13559 Lee Millward <lee.millward@codesourcery.com>
13561 * tree.h (enum tree_code_class): Add tcc_vl_exp.
13562 (VL_EXP_CLASS_P): New.
13563 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
13565 (TREE_OPERAND_CHECK_CODE): Likewise.
13566 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
13567 (TREE_RTL_OPERAND_CHECK): Likewise.
13568 (tree_operand_check_failed): Make second parameter the whole tree
13569 instead of its code. Fixed callers.
13570 (VL_EXP_CHECK): New.
13571 (TREE_OPERAND_LENGTH): New.
13572 (VL_EXP_OPERAND_LENGTH): New.
13573 (CALL_EXPR_FN): New.
13574 (CALL_EXPR_STATIC_CHAIN): New.
13575 (CALL_EXPR_ARGS): New.
13576 (CALL_EXPR_ARG): New.
13577 (call_expr_nargs): New.
13578 (CALL_EXPR_ARGP): New.
13579 (build_nt_call_list): Declare.
13580 (build_vl_exp_stat): Declare.
13581 (build_vl_exp): New.
13582 (build_call_list): Declare.
13583 (build_call_nary): Declare.
13584 (build_call_valist): Declare.
13585 (build_call_array): Declare.
13586 (call_expr_arg): Declare.
13587 (call_expr_argp): Declare.
13588 (call_expr_arglist): Declare.
13589 (fold_build_call_list): Declare.
13590 (fold_build_call_list_initializer): Declare.
13591 (fold_call_expr): Declare to replace fold_builtin.
13592 (fold_builtin_fputs): Update to agree with modified definition.
13593 (fold_builtin_strcpy): Likewise.
13594 (fold_builtin_strncpy): Likewise.
13595 (fold_builtin_memory_chk): Likewise.
13596 (fold_builtin_stxcpy_chk): Likewise.
13597 (fold_builtin_strncpy_chk): Likewise.
13598 (fold_builtin_next_arg): Likewise.
13599 (fold_build_call_expr): Declare.
13600 (fold_builtin_call_list): Declare.
13601 (fold_builtin_call_valist): Declare.
13602 (build_call_expr): Declare.
13603 (validate_arglist): Update to agree with modified definition.
13604 (tree_operand_length): New.
13605 (call_expr_arg_iterator): New.
13606 (init_call_expr_arg_iterator): New.
13607 (next_call_expr_arg): New.
13608 (first_call_expr_arg): New.
13609 (more_call_expr_args_p): New.
13610 (FOR_EACH_CALL_EXPR_ARG): New.
13612 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
13613 and tcc_gimple_stmt.
13614 (tree_code_size): Update documentation. Use sizeof (tree) rather
13615 than sizeof (char *).
13616 (tree_size): Likewise. Add case for tcc_vl_exp.
13617 (tree_node_structure): Add case for tcc_vl_exp.
13618 (contains_placeholder_p): Likewise.
13619 (substitute_in_expr): Likewise.
13620 (substitute_placeholder_in_expr): Likewise.
13621 (stabilize_reference_1): Likewise.
13622 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
13623 to diagnose breakage of this interface for constructing CALL_EXPRs.
13624 (build_nt): Add similar assertion here.
13625 (build_nt_call_list): New.
13626 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
13627 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
13629 (get_callee_fndecl): Use new CALL_EXPR accessors.
13630 (tree_operand_check_failed): Change parameters to pass entire node
13631 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
13632 (process_call_operands): New.
13633 (build_vl_exp_stat): New.
13634 (build_call_list): New.
13635 (build_call_nary): New.
13636 (build_call_valist): New.
13637 (build_call_array): New.
13638 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13639 (call_expr_arglist): New.
13641 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
13642 tcc_vl_exp instead of a fixed-size tcc_expression.
13644 * doc/c-tree.texi (CALL_EXPR): Document new representation and
13645 accessors for CALL_EXPRs.
13646 (AGGR_INIT_EXPR): Likewise.
13648 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13649 Brooks Moses <brooks.moses@codesourcery.com>
13650 Lee Millward <lee.millward@codesourcery.com>
13652 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
13653 (expand_builtin_nonlocal_goto): Change parameter to be entire
13654 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
13655 (expand_builtin_prefetch): Likewise.
13656 (expand_builtin_classify_type): Likewise.
13657 (mathfn_built_in): Return NULL_TREE instead of 0.
13658 (expand_errno_check): Use new CALL_EXPR accessors.
13659 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
13660 Return NULL_RTX instead of 0.
13661 (expand_builtin_mathfn_2): Likewise.
13662 (expand_builtin_mathfn_3): Likewise.
13663 (expand_builtin_interclass_mathfn): Likewise.
13664 (expand_builtin_sincos): Likewise.
13665 (expand_builtin_cexpi): Likewise.
13666 (expand_builtin_int_roundingfn): Likewise.
13667 (expand_builtin_int_roundingfn_2): Likewise.
13668 (expand_builtin_pow): Likewise.
13669 (expand_builtin_powi): Likewise.
13670 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
13671 of arglist, fixing callers appropriately. Use new CALL_EXPR
13672 accessors and constructors. Return NULL_RTX instead of 0.
13673 (expand_builtin_strstr): Likewise.
13674 (expand_builtin_strchr): Likewise.
13675 (expand_builtin_strrchr): Likewise.
13676 (expand_builtin_strpbrk): Likewise.
13677 (expand_builtin_memcpy): Likewise.
13678 (expand_builtin_mempcpy): Likewise.
13679 (expand_builtin_mempcpy_args): New.
13680 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
13681 (expand_builtin_memmove_args): New.
13682 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
13683 (expand_movstr): Likewise.
13684 (expand_builtin_strcpy): Likewise.
13685 (expand_builtin_strcpy_args): New.
13686 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
13687 (expand_builtin_strncpy): Likewise.
13688 (expand_builtin_memset): Likewise.
13689 (expand_builtin_memset_args): New.
13690 (expand_builtin_bzero): Similarly to expand_builtin_memset.
13691 (expand_builtin_memcmp): Likewise.
13692 (expand_builtin_strcmp): Likewise.
13693 (expand_builtin_strncmp): Likewise.
13694 (expand_builtin_strcat): Likewise.
13695 (expand_builtin_strncat): Likewise.
13696 (expand_builtin_strspn): Likewise.
13697 (expand_builtin_strcspn): Likewise.
13698 (expand_builtin_args_info): Likewise.
13699 (expand_builtin_va_start): Likewise.
13700 (gimplify_va_arg_expr): Likewise.
13701 (expand_builtin_va_end): Likewise.
13702 (expand_builtin_va_copy): Likewise.
13703 (expand_builtin_frame_address): Likewise.
13704 (expand_builtin_alloca): Likewise.
13705 (expand_builtin_bswap): Likewise.
13706 (expand_builtin_unop): Likewise.
13707 (expand_builtin_fputs): Likewise.
13708 (expand_builtin_expect): Likewise.
13709 (expand_builtin_fabs): Likewise.
13710 (expand_builtin_copysign): Likewise.
13711 (expand_builtin_printf): Likewise.
13712 (expand_builtin_fprintf): Likewise.
13713 (expand_builtin_sprintf): Likewise.
13714 (expand_builtin_init_trampoline): Likewise.
13715 (expand_builtin_signbit): Likewise.
13716 (expand_builtin_fork_or_exec): Likewise.
13717 (expand_builtin_sync_operation): Likewise.
13718 (expand_builtin_compare_and_swap): Likewise.
13719 (expand_builtin_lock_test_and_set): Likewise.
13720 (expand_builtin_lock_release): Likewise.
13721 (expand_builtin): Likewise.
13722 (builtin_mathfn_code): Likewise.
13724 (fold_builtin_constant_p): Pass call arguments individually instead
13725 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13726 accessors and constructors. Return NULL_TREE instead of 0.
13727 (fold_builtin_expect): Likewise.
13728 (fold_builtin_classify_type): Likewise.
13729 (fold_builtin_strlen): Likewise.
13730 (fold_builtin_nan): Likewise.
13731 (integer_valued_real_p): Likewise.
13732 (fold_trunc_transparent_mathfn): Likewise.
13733 (fold_fixed_mathfn): Likewise.
13734 (fold_builtin_cabs): Likewise.
13735 (fold_builtin_sqrt): Likewise.
13736 (fold_builtin_cbrt): Likewise.
13737 (fold_builtin_cos): Likewise.
13738 (fold_builtin_cosh): Likewise.
13739 (fold_builtin_tan): Likewise.
13740 (fold_builtin_sincos): Likewise.
13741 (fold_builtin_cexp): Likewise.
13742 (fold_builtin_trunc): Likewise.
13743 (fold_builtin_floor): Likewise.
13744 (fold_builtin_ceil): Likewise.
13745 (fold_builtin_round): Likewise.
13746 (fold_builtin_int_roundingfn): Likewise.
13747 (fold_builtin_bitop): Likewise.
13748 (fold_builtin_bswap): Likewise.
13749 (fold_builtin_logarithm): Likewise.
13750 (fold_builtin_hypot): Likewise.
13751 (fold_builtin_pow): Likewise.
13752 (fold_builtin_powi): Likewise.
13753 (fold_builtin_exponent): Likewise.
13754 (fold_builtin_memset): Likewise.
13755 (fold_builtin_bzero): Likewise.
13756 (fold_builtin_memory_op): Likewise.
13757 (fold_builtin_bcopy): Deleted; call site changed to invoke
13758 fold_builtin_memory_op directly.
13759 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
13760 (fold_builtin_strncpy): Likewise.
13761 (fold_builtin_memcmp): Likewise.
13762 (fold_builtin_strcmp): Likewise.
13763 (fold_builtin_strncmp): Likewise.
13764 (fold_builtin_signbit): Likewise.
13765 (fold_builtin_copysign): Likewise.
13766 (fold_builtin_isascii): Likewise.
13767 (fold_builtin_toascii): Likewise.
13768 (fold_builtin_isdigit): Likewise.
13769 (fold_builtin_fabs): Likewise.
13770 (fold_builtin_abs): Likewise.
13771 (fold_builtin_fmin_fmax): Likewise.
13772 (fold_builtin_carg): Likewise.
13773 (fold_builtin_classify): Likewise.
13774 (fold_builtin_unordered_cmp): Likewise.
13776 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
13777 New functions split out from fold_builtin_1.
13778 (fold_builtin_n): New.
13779 (fold_builtin_varargs): New.
13780 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
13782 (fold_call_expr): New.
13783 (build_function_call_expr): Rewrite to use new helper function.
13784 (fold_builtin_call_list): New.
13785 (build_call_expr): New.
13786 (fold_builtin_call_valist): New.
13787 (rewrite_call_expr): New.
13788 (validate_arg): New.
13789 (validate_arglist): Change parameter to be entire CALL_EXPR instead
13790 of an arglist. Change return type to bool. Use new CALL_EXPR
13793 (fold_builtin_strstr): Pass call arguments individually instead
13794 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13795 accessors and constructors. Return NULL_TREE instead of 0.
13796 (fold_builtin_strchr): Likewise.
13797 (fold_builtin_strrchr): Likewise.
13798 (fold_builtin_strpbrk): Likewise.
13799 (fold_builtin_strcat): Likewise.
13800 (fold_builtin_strncat): Likewise.
13801 (fold_builtin_strspn): Likewise.
13802 (fold_builtin_strcspn): Likewise.
13803 (fold_builtin_fputs): Likewise.
13804 (fold_builtin_next_arg): Likewise.
13805 (fold_builtin_sprintf): Likewise.
13807 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
13808 NULL_RTX instead of 0.
13809 (expand_builtin_memory_chk): Likewise.
13810 (maybe_emit_chk_warning): Likewise.
13811 (maybe_emit_sprintf_chk_warning): Likewise.
13813 (fold_builtin_object_size): Pass call arguments individually instead
13814 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13815 accessors and constructors. Return NULL_TREE instead of 0.
13816 (fold_builtin_memory_chk): Likewise.
13817 (fold_builtin_stxcpy_chk): Likewise.
13818 (fold_builtin_strncpy_chk): Likewise.
13819 (fold_builtin_strcat_chk): Likewise.
13820 (fold_builtin_strcat_chk): Likewise.
13821 (fold_builtin_strncat_chk): Likewise.
13822 (fold_builtin_sprintf_chk): Likewise.
13823 (fold_builtin_snprintf_chk): Likewise.
13824 (fold_builtin_printf): Likewise.
13825 (fold_builtin_vprintf): Likewise.
13827 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
13829 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
13830 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13831 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
13832 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
13833 (fold_unary): Likewise.
13834 (fold_binary): Likewise.
13835 (fold_ternary): Remove CALL_EXPR case, since they are no longer
13836 ternary expressions.
13837 (fold): Add logic for tcc_vl_exp.
13838 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
13839 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13840 (fold_build3_stat): Add assertion to flag broken interface for
13841 constructing CALL_EXPRs.
13842 (fold_build_call_list): New.
13843 (fold_build_call_list_initializer): New.
13844 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
13846 (fold_strip_sign_ops): Likewise.
13848 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13849 Brooks Moses <brooks.moses@codesourcery.com>
13850 Lee Millward <lee.millward@codesourcery.com>
13852 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
13853 accessors and dump arguments explicitly.
13855 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
13857 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
13859 (print_call_name): Use new CALL_EXPR accessors.
13861 * print-tree.c (print_node): Add case tcc_vl_exp. Print
13862 CALL_EXPR arguments explicitly instead of as a list. Use
13863 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13865 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
13866 (vrp_visit_stmt): Likewise.
13868 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
13869 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
13871 (force_move_till_expr): Likewise.
13873 * targhooks.c (default_external_stack_protect_fail): Use
13874 build_call_expr instead of build_function_call_expr.
13875 (default_hidden_stack_protect_fail): Likewise.
13877 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
13880 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
13881 and walk arguments explicitly.
13883 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
13884 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13885 (expand_simple_operations): Likewise.
13886 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
13888 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
13889 of TREE_CODE_LENGTH.
13890 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
13892 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
13893 instead of TREE_CODE_LENGTH.
13895 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
13896 (tree_ic_transform): Likewise.
13897 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
13898 parameter instead of arglist. Fix callers.
13899 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
13900 (tree_stringops_transform): Likewise.
13901 (tree_indirect_call_to_profile): Likewise.
13902 (tree_stringops_values_to_profile): Likewise.
13904 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
13905 (eliminate_tail_call): Likewise.
13907 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
13909 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
13910 Use TREE_OPERAND_LENGTH and generalize to handle any number of
13912 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
13914 * omp-low.c (build_omp_barrier): Use build_call_expr.
13915 (lower_rec_input_clauses): Likewise.
13916 (lower_reduction_clauses): Likewise.
13917 (expand_parallel_call): Likewise.
13918 (maybe_catch_exception): Likewise.
13919 (expand_omp_for_generic): Likewise.
13920 (expand_omp_for_static_nochunk): Likewise.
13921 (expand_omp_sections): Likewise.
13922 (lower_omp_single_simple): Likewise.
13923 (lower_omp_single_copy): Likewise.
13924 (lower_omp_master): Likewise.
13925 (lower_omp_ordered): Likewise.
13926 (lower_omp_critical): Likewise.
13928 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
13929 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
13931 * tree-gimple.c (is_gimple_call_addr): Fix doc.
13932 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
13933 TREE_CODE_LENGTH. Add tcc_vl_exp case.
13935 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
13936 and generalize to handle any number of operands.
13937 (chrec_contains_undetermined): Likewise.
13938 (tree_contains_chrecs): Likewise.
13939 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
13941 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
13943 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
13944 fold_call_expr instead of fold_builtin.
13945 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
13946 match declarations there.
13947 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
13950 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
13951 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13953 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
13954 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
13956 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
13959 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
13960 (execute_cse_sincos): Use new CALL_EXPR accessors.
13962 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
13964 * gimple-low.c (lower_function_body): Use build_call_expr.
13965 (lower_builtin_setjmp): Likewise.
13967 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
13968 (set_storage_via_libcall): Likewise.
13969 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
13970 instead of TREE_CODE_LENGTH.
13971 (expand_expr_real_1): Use new CALL_EXPR accessors.
13973 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
13974 generalize to handle any number of operands.
13975 (TB_parent_eq): Likewise.
13977 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
13978 (strip_builtin_expect): Likewise.
13980 * function.c (gimplify_parameters): Use build_call_expr.
13982 * tree-vectorizer.c (vect_is_simple_reduction): Use
13983 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13985 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
13986 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
13988 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
13991 * gimplify.c (build_stack_save_restore): Use build_call_expr.
13992 (gimplify_decl_expr): Likewise.
13993 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
13994 Use new CALL_EXPR iterators.
13995 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
13996 (gimplify_modify_expr_to_memset): Likewise.
13997 (gimplify_variable_sized_compare): Likewise.
13998 (gimplify_omp_atomic_fetch_op): Likewise.
13999 (gimplify_omp_atomic_pipeline): Likewise.
14000 (gimplify_omp_atomic_mutex): Likewise.
14001 (gimplify_function_tree): Likewise.
14003 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
14004 (call_expr_flags): Likewise.
14005 (expand_call): Likewise.
14007 * except.c (expand_builtin_eh_return_data_regno): Pass entire
14008 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
14011 * coverage.c (create_coverage): Use build_call_expr.
14013 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
14014 (temp_call_expr_obstack): New.
14015 (pool_copy_list): Delete.
14016 (temp_copy_call_expr): New.
14017 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
14018 CALL_EXPR accessors. Get rid of special goo for copying argument
14019 lists and use temp_copy_call_expr instead.
14020 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
14021 CALL_EXPR accessors.
14022 (create_expression_by_pieces): Likewise. Use build_call_array
14023 to construct the result instead of fold_build3.
14024 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
14025 dealing with argument lists.
14026 (init_pre): Remove references to expression_node_pool and
14027 list_node_pool. Init temp_call_expr_obstack instead.
14028 (fini_pre): Remove references to expression_node_pool and
14031 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
14032 and walk arguments explicitly instead of as a list.
14034 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
14035 (mx_register_decls): Likewise.
14036 (mudflap_register_call): Likewise.
14037 (mudflap_finish_file): Likewise.
14039 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
14040 (ipa_callsite_compute_param): Likewise.
14042 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
14043 accessors and constructor.
14045 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
14046 accessors and constructor.
14047 (convert_tramp_reference): Likewise.
14048 (convert_call_expr): Likewise.
14049 (finalize_nesting_tree_1): Likewise.
14051 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
14054 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
14056 * tree-inline.c (initialize_inlined_parameters): Pass entire
14057 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
14059 (estimate_num_insns_1): Use new CALL_EXPR accessors.
14060 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
14062 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
14063 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14064 (vectorizable_reduction): Likewise.
14065 (vectorizable_call): Use new CALL_EXPR iterators.
14066 (vectorizable_conversion): Use build_call_expr.
14067 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
14068 (vect_gen_widened_results_half): Use build_call_expr.
14069 (vect_setup_realignment): Likewise.
14070 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
14072 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
14073 (pass_through_call): Likewise.
14074 (compute_object_sizes): Likewise. Use fold_call_expr instead of
14077 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
14078 (tree_gen_pow2_profiler): Likewise.
14079 (tree_gen_one_value_profiler): Likewise.
14080 (tree_gen_ic_func_profiler): Likewise.
14081 (tree_gen_average_profiler): Likewise.
14082 (tree_gen_ior_profiler): Likewise.
14084 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
14085 (find_func_aliases): Use new CALL_EXPR accessors. Add case
14086 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14088 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
14089 of TREE_CODE_LENGTH.
14091 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
14092 of TREE_CODE_LENGTH.
14094 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
14096 (convert_to_integer): Likewise.
14098 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
14101 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14102 Brooks Moses <brooks.moses@codesourcery.com>
14103 Lee Millward <lee.millward@codesourcery.com>
14105 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
14107 * config/frv/frv.c (frv_expand_builtin): Likewise.
14108 * config/s390/s390.c (s390_expand_builtin): Likewise.
14110 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
14111 (sparc_expand_builtin): Use new CALL_EXPR accessors.
14113 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
14114 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
14115 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
14116 (ix86_expand_store_builtin): Likewise.
14117 (ix86_expand_unop_builtin): Likewise.
14118 (ix86_expand_unop1_builtin): Likewise.
14119 (ix86_expand_sse_compare): Likewise.
14120 (ix86_expand_sse_comi): Likewise.
14121 (ix86_expand_vec_init_builtin): Likewise.
14122 (ix86_expand_vec_ext_builtin): Likewise.
14123 (ix86_expand_vec_set_builtin): Likewise.
14124 (ix86_expand_builtin): Use new CALL_EXPR accessors.
14126 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
14127 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
14129 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
14130 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
14131 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
14133 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
14135 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
14136 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
14137 arglist. Use new CALL_EXPR accessors. Fix callers.
14138 (altivec_expand_abs_builtin): Likewise.
14139 (rs6000_expand_binop_builtin): Likewise.
14140 (altivec_expand_predicate_builtin): Likewise.
14141 (altivec_expand_lv_builtin): Likewise.
14142 (spe_expand_stv_builtin): Likewise.
14143 (altivec_expand_stv_builtin): Likewise.
14144 (rs6000_expand_ternop_builtin): Likewise.
14145 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
14146 (altivec_expand_st_builtin): Likewise.
14147 (altivec_expand_dst_builtin): Likewise.
14148 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
14149 arglist. Use new CALL_EXPR accessors. Fix callers.
14150 (altivec_expand_vec_set_builtin): Likewise.
14151 (altivec_expand_vec_ext_builtin): Likewise.
14152 (altivec_expand_builtin): Use new CALL_EXPR accessors.
14153 (spe_expand_builtin): Likewise.
14154 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
14155 arglist. Use new CALL_EXPR accessors. Fix callers.
14156 (spe_expand_evsel_builtin): Likewise.
14157 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
14158 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
14160 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
14161 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
14162 (arm_expand_unop_builtin): Likewise.
14163 (arm_expand_builtin): Use new CALL_EXPR accessors.
14165 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
14168 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
14169 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
14171 (bfin_expand_unop_builtin): Likewise.
14172 (bfin_expand_builtin): Use new CALL_EXPR accessors.
14174 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14175 Brooks Moses <brooks.moses@codesourcery.com>
14176 Lee Millward <lee.millward@codesourcery.com>
14178 * c-semantics.c (build_stmt): Add internal diagnostic check.
14180 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
14181 accessors. Print arguments explicitly instead of as a list.
14183 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
14185 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
14186 (c_finish_omp_flish): Likewise.
14188 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
14189 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
14190 instead of TREE_CODE_LENGTH.
14191 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
14192 (c_warn_unused_result): Likewise.
14194 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14197 * doc/invoke.texi (Warning Options): Remove
14198 -Werror-implicit-function-declaration.
14199 (Wimplicit-function-declaration): Update description.
14200 * opts.c (common_handle_option): Move handling of -Werror=* to...
14201 (enable_warning_as_error): ...here.
14202 * opts.h (enable_warning_as_error): Declare.
14203 * c-decl.c (implicit_decl_warning): Unless
14204 -Wno-implicit-function-declaration is given, emit a pedwarn if
14205 -std=c99 or emit a warning if -Wimplicit-function-declaration.
14206 * c.opt (Wimplicit-function-declaration): Replace
14207 mesg_implicit_function_declaration with
14208 warn_implicit_function_declaration.
14209 * c-opts.c (c_common_handle_option):
14210 -Werror-implicit-function-declaration is exactly equal as
14211 -Werror=implicit-function-declaration.
14212 (set_Wimplicit): Replace mesg_implicit_function_declaration with
14213 warn_implicit_function_declaration.
14214 (c_common_post_options): -Wimplict-function-declaration is enabled
14215 by default by -std=c99, otherwise is disabled by default.
14216 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
14218 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
14220 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
14221 DECL on the rhs to a DECL on the lhs for debug info purposes if the
14222 former is ignored but not the latter.
14224 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
14226 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
14227 is made and the reference doesn't use the alias set of its type,
14228 do not create the temporary using that type.
14230 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
14232 * jump.c: Remove prototypes for delete_computation and
14233 delete_prior_computation.
14235 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
14237 * jump.c (get_label_after): Delete.
14238 (get_label_before, delete_computation, delete_jump,
14239 delete_prior_computation, follow_jumps): Move...
14240 * reorg.c (delete_computation, delete_prior_computation): ... here...
14241 (get_label_before, delete_jump): ... making these static ...
14242 (follow_jumps): ... and simplifying this since it only runs after
14244 * rtl.h (get_label_after, get_label_before, delete_jump,
14245 follow_jumps): Delete prototypes.
14247 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
14249 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
14251 2007-02-15 Nick Clifton <nickc@redhat.com>
14253 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
14254 order to prevent it from being munged by the target.
14256 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
14258 * config/i386/i386.md: Remove misleading comment.
14260 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14262 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
14263 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
14266 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14268 * tree-sra.c (instantiate_missing_elements): Canonicalize
14270 (sra_build_assignment): New.
14271 (generate_copy_inout, generate_element_copy,
14272 generate_element_zero, generate_one_element_init): Use it.
14274 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14276 * tree-sra.c (instantiate_missing_elements): Canonicalize
14278 (sra_build_assignment): New.
14279 (generate_copy_inout, generate_element_copy,
14280 generate_element_zero, generate_one_element_init): Use it.
14282 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14284 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
14287 2007-02-14 Joseph Myers <joseph@codesourcery.com>
14289 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
14290 types as aggregates not scalars.
14291 * function.c (assign_stack_temp_for_type): Likewise.
14293 2007-02-14 Roger Sayle <roger@eyesopen.com>
14294 Zdenek Dvorak <dvorakz@suse.cz>
14296 * tree-dump.c (dump_switch_p_1): Require exact match of the option
14299 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
14301 * passes.c (next_pass_1): Clear the next field of the copied
14304 2007-02-14 Richard Henderson <rth@redhat.com>
14306 * tree-sra.c (early_sra): New.
14307 (decl_can_be_decomposed_p): Deny va_list if early_sra.
14308 (tree_sra_early, pass_sra_early): New.
14309 * tree-pass.h (pass_sra_early): Declare.
14310 * passes.c (init_optimization_passes): Use it.
14312 2007-02-14 Richard Guenther <rguenther@suse.de>
14314 * flags.h (issue_strict_overflow_warning): Convert to a macro.
14316 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
14318 PR tree-optimization/30771
14319 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
14321 (vect_analyze_operations): Induction phis can now be marked as
14323 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
14324 Update documentation accordingly.
14326 2007-02-14 Nick Clifton <nickc@redhat.com>
14328 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
14329 most 3 arguments are supported.
14330 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
14332 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
14334 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
14335 Ensure dst->current is valid.
14337 2007-02-13 Paul Brook <paul@codesourcery.com>
14339 * config.gcc: Add arm*-*-uclinux-*eabi.
14340 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
14341 (SUBTARGET_EXTRA_LINK_SPEC): Define.
14342 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
14343 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
14344 (LINK_SPEC): Define.
14345 (LIB_SPEC): Define.
14346 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
14348 * config/arm/uclinux-eabi.h: New file.
14349 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
14350 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
14353 2007-02-13 Ian Lance Taylor <iant@google.com>
14355 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
14356 * flags.h (warn_strict_overflow): Declare.
14357 (enum warn_strict_overflow_code): Define.
14358 (issue_strict_overflow_warning): New static inline function.
14359 * opts.c (warn_strict_overflow): New variable.
14360 (common_handle_option): Handle OPT_Wstrict_overflow and
14361 OPT_Wstrict_overflow_.
14362 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
14364 * fold-const.c: Include intl.h.
14365 (fold_deferring_overflow_warnings): New static variable.
14366 (fold_deferred_overflow_warning): New static variable.
14367 (fold_deferred_overflow_code): New static variable.
14368 (fold_defer_overflow_warnings): New function.
14369 (fold_undefer_overflow_warnings): New function.
14370 (fold_undefer_and_ignore_overflow_warnings): New function.
14371 (fold_deferring_overflow_warnings_p): New function.
14372 (fold_overflow_warning): New static function.
14373 (make_range): Add strict_overflow_p parameter. Change all
14375 (extract_muldiv, extract_muldiv_1): Likewise.
14376 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
14377 tree_expr_nonnegative_p.
14378 (fold_negate_expr): Call fold_overflow_warning.
14379 (fold_range_test): Likewise.
14380 (fold_comparison): Likewise.
14381 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
14382 instead of tree_expr_nonnegative_p.
14383 (tree_expr_nonnegative_warnv_p): Rename from
14384 tree_expr_nonnegative_p, add strict_overflow_p parameter.
14385 (tree_expr_nonnegative_p): New function.
14386 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
14387 strict_overflow_p parameter.
14388 (tree_expr_nonzero_p): New function.
14389 * passes.c (verify_interpass_invariants): New static function.
14390 (execute_one_pass): Call it.
14391 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
14393 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
14394 (estimate_numbers_of_iterations): Likewise.
14395 (scev_probably_wraps_p): Likewise.
14396 * tree-ssa-ccp.c: Include "toplev.h".
14397 (evaluate_stmt): Defer fold overflow warnings until we know we are
14399 (struct fold_stmt_r_data): Add stmt field.
14400 (fold_stmt_r): Defer fold overflow warnings until we know we
14402 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
14403 (fold_stmt_inplace): Likewise.
14404 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
14405 (cleanup_control_expr_graph): Defer fold overflow warnings until
14406 we know we are going to optimize.
14407 * tree-cfg.c (fold_cond_expr_cond): Likewise.
14408 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
14410 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
14411 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
14412 * tree-ssa-loop-manip.c (create_iv): Likewise.
14413 * c-typeck.c (build_conditional_expr): Likewise.
14414 (build_binary_op): Likewise.
14415 * tree-vrp.c (vrp_expr_computes_nonzero): Call
14416 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
14417 (extract_range_from_unary_expr): Likewise.
14418 * simplify-rtx.c (simplify_const_relational_operation): Warn when
14419 assuming that signed overflow does not occur.
14420 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
14421 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
14422 (fold_defer_overflow_warnings): Declare.
14423 (fold_undefer_overflow_warnings): Declare.
14424 (fold_undefer_and_ignore_overflow_warnings): Declare.
14425 (fold_deferring_overflow_warnings_p): Declare.
14426 (tree_expr_nonzero_warnv_p): Declare.
14427 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
14428 of warning options.
14429 (Warning Options): Document -Wstrict-overflow.
14430 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
14431 (tree-ssa-ccp.o): Likewise.
14432 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
14433 (fold-const.o): Depend on intl.h.
14435 2007-02-13 Ian Lance Taylor <iant@google.com>
14437 PR middle-end/30751
14438 * lower-subreg.c (resolve_simple_move): Decompose subregs in
14441 2007-02-13 Stuart Hastings <stuart@apple.com>
14443 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
14445 2007-02-13 Richard Henderson <rth@redhat.com>
14447 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
14448 handled_component_p before looking for the indirect_ref.
14450 2007-02-13 Richard Henderson <rth@redhat.com>
14452 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
14453 remove flags clobber.
14454 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
14455 (bswaphi_lowpart): New.
14456 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
14457 remove TARGET_BSWAP test. Delete expander of the same name.
14459 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
14460 (expand_unop): Use them.
14462 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
14464 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
14465 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
14466 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
14467 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
14468 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
14469 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
14470 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
14471 assembler dialect choice from asm templates.
14473 2007-02-12 Richard Henderson <rth@redhat.com>
14475 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
14476 (fixuns_trunc<SSEMODEF>si2): Use it.
14477 * config/i386/sse.md (vec_setv4sf_0): Export.
14478 * config/i386/i386.c (ix86_build_const_vector): Export.
14479 (ix86_split_convert_uns_si_sse): Rename from
14480 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
14481 * config/i386/i386-protos.h: Update.
14483 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14486 * c-typeck.c (c_finish_return): Improve warning message.
14488 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14490 * alias.c (find_symbolic_term): Delete unused function.
14492 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
14494 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
14495 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
14496 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
14498 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
14500 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
14501 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
14502 the function, temporarily point the debug interface to the null one.
14504 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
14506 * dwarf2out.c (round_up_to_align): New static function.
14507 (field_byte_offset): Use it to round the offset.
14509 2007-02-12 Richard Henderson <rth@redhat.com>
14511 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
14512 (inswl_const): Export.
14514 2007-02-12 Richard Henderson <rth@redhat.com>
14516 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
14517 result mode of the libcall, convert back to outmode.
14519 2007-02-12 Roger Sayle <roger@eyesopen.com>
14521 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
14522 (bswapdi2): New define_expand to implement 32-bit implementation.
14524 2007-02-12 Nick Clifton <nickc@redhat.com>
14526 * doc/invoke.texi (Overall Options): Document --help=.
14527 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
14528 (cc1_options): Pass --help= on to cc1.
14529 (display_help): Add description of --help=.
14530 (process_command): Add code to handle --help=. Allow translated
14531 --help and --target-help switches to be passed on to compiler
14533 (main): Remove unused if statement.
14534 * opts.c (columns): Remove.
14535 (LEFT_COLUMN): Define.
14536 (wrap_help): Add columns argument.
14537 (print_filtered_help): Change parameters to be an include bitmask,
14538 an exclude bitmask, an any bitmask and the column width. Move the
14539 code to display the params list here. Add code to display the
14540 status of options rather than their descriptions if the quiet flag
14542 (print_specific_help): Change parameters to be an include bitmask,
14543 an exclude bitmask and an any bitmask. Move code to look up the
14544 column width here. Decide upon the title for an options listing.
14545 (common_handle_options): Add code to handle --help=. Adapt code
14546 for --help and --target-help to use the revised form of the
14547 print_specific_help function.
14548 (print_help): Delete.
14549 (print_param_help): Delete.
14550 (print_switch): Delete.
14551 * opts.h (cl_lang_count): Add prototype.
14552 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
14553 CL_MAX_OPTION_CLASS): New defines.
14554 * optc-gen.awk: Add construction of cl_lang_count.
14555 * c.opt: Add Warning attribute to warning options and Optimization
14556 attribute to optimization options.
14557 * common.opt: Likewise.
14559 Add -fhelp and -ftarget-help as aliases for the transformed --help
14560 and --target-help options.
14561 * opt-functions.awk: Add code to handle Warning and Optimization
14564 2007-02-12 Richard Henderson <rth@redhat.com>
14566 * config/alpha/constraints.md: New file.
14567 * config/alpha/alpha.c: Include tm-constrs.h.
14568 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
14569 alpha_extra_constraint): Remove.
14570 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
14571 * config/alpha/alpha-protos.h: Update.
14572 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
14573 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
14574 (EXTRA_CONSTRAINT): Remove.
14575 * config/alpha/alpha.md: Include constraints.md.
14576 (adddi splitter): Use satisfies_constraint_*.
14577 * config/alpha/predicates.md (add_operand): Likewise.
14578 (sext_add_operand, addition_operation): Likewise.
14580 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
14582 PR tree-optimization/29145
14583 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
14584 in our handling of restrict qualified pointers.
14586 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14589 * doc/invoke.texi (Wunused-value): Update description.
14590 (Wextra): Delete item.
14591 * opts.c (set_Wextra): Don't use the value of Wextra to set the
14592 value of Wunused-value.
14593 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
14594 (c_finish_stmt_expr): Don't check extra_warnings.
14595 (emit_side_effect_warnings): The caller is responsible to check
14598 2007-02-11 Roger Sayle <roger@eyesopen.com>
14599 Matt Thomas <matt@3am-software.com>
14601 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
14603 2007-02-11 Roger Sayle <roger@eyesopen.com>
14605 * simplify-rtx.c (simplify_relational_operation_1): Optimize
14606 comparisons of POPCOUNT against zero.
14607 (simplify_const_relational_operation): Likewise.
14609 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14611 * doc/invoke.texi (Wextra): Delete outdated paragraph.
14613 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14615 * dwarf2out.c (root_type): Delete unused function.
14617 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14619 * genattrtab.c (contained_in_p): Delete unused function.
14620 (write_expr_attr_cache): Likewise.
14622 2007-02-11 Jan Hubicka <jh@suse.cz>
14624 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
14627 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
14629 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
14630 to add the REG_EQ* note.
14631 * see.c (see_merge_one_use_extension): Likewise.
14632 * local-alloc.c (update_equiv_regs): Likewise. Also don't
14633 turn REG_EQUAL notes into REG_EQUIV notes if the target
14634 register may have more than one set.
14635 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
14636 * gcse.c (try_replace_reg): Likewise.
14637 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
14638 * calls.c (fixup_tail_calls): Likewise. Abort if there is
14639 more than one REG_EQUIV note.
14640 * reload1.c (gen_reload): Use set_unique_reg_note.
14642 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
14644 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
14645 (ix86_builtin_conversion): New function.
14647 2007-02-06 Mark Mitchell <mark@codesourcery.com>
14650 * tree.h (DECL_REPLACEABLE_P): New macro.
14651 * except.c (set_nothrow_function_flags): Likewise.
14653 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
14654 Ira Rosen <irar@il.ibm.com>
14655 Dorit Nuzman <dorit@il.ibm.com>
14657 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
14658 * targhooks.c (default_builtin_vectorized_conversion): New.
14659 * targhooks.h (default_builtin_vectorized_function): New declaration.
14660 * target.h (struct vectorize): Add builtin_conversion field.
14661 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
14662 stmt_vec_info_type value.
14663 (vectorizable_conversion): New declaration.
14664 * tree-vect-analyze.c (vect_analyze_operations): Add
14665 vectorizable_conversion call.
14666 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
14667 * tree-vect-transform.c (vectorizable_conversion): New function.
14668 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
14669 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
14671 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
14672 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
14673 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
14674 or ALTIVEC_BUILTIN_VCFSX.
14676 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14679 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
14680 CONST_DOUBLE and operand 0 is a hard register.
14681 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
14682 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
14683 is a hard floating-point register.
14685 2007-02-10 Richard Henderson <rth@redhat.com>
14686 Jakub Jelinek <jakub@redhat.com>
14687 Alexandre Oliva <aoliva@redhat.com>
14689 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
14690 * builtin-types.def (BT_WORD): Make unsigned.
14691 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
14692 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
14693 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
14694 * c-decl.c (grokdeclarator): Don't error if !have_tls.
14695 * c-parser.c (c_parser_omp_threadprivate): Likewise.
14696 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
14698 * expr.c (emutls_var_address): New.
14699 (expand_expr_real_1): Expand emulated tls.
14700 (expand_expr_addr_expr_1): Likewise.
14701 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
14702 * output.h (emutls_finish): Declare.
14703 * toplev.c (compile_file): Call it.
14704 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
14705 address before wrapping in CONST.
14706 * varasm.c (emutls_htab, emutls_object_type): New.
14707 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
14708 (get_emutls_object_name, get_emutls_object_type): New.
14709 (get_emutls_init_templ_addr, emutls_decl): New.
14710 (emutls_common_1, emutls_finish): New.
14711 (assemble_variable): When emulating tls, swap decls; generate
14712 constructor for the emutls objects.
14713 (do_assemble_alias): When emulating tls, swap decl and target name.
14714 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
14716 * varpool.c (decide_is_variable_needed): Look at force_output.
14717 Recurse for emulated tls.
14718 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
14719 with decide_is_variable_needed.
14720 * emutls.c: New file.
14721 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
14722 tls_object for real tls.
14724 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
14726 PR rtl-optimization/29599
14727 * reload1.c (eliminate_regs_in_insn): Take the destination
14728 mode into account when computing the offset.
14730 2007-02-09 Stuart Hastings <stuart@apple.com>
14731 Richard Henderson <rth@redhat.com>
14733 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
14734 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
14735 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
14736 fixuns_truncdfhi2): New.
14737 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
14738 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
14739 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
14740 (floatunssidf2): Allow nonimmediate source.
14741 * config/i386/sse.md (movdi_to_sse): New.
14742 (vec_concatv2di): Drop '*'.
14743 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
14744 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
14745 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
14747 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
14748 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
14749 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
14750 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
14751 (ix86_build_signbit_mask): Fix decl of v, refactor to call
14752 ix86_build_const_vector.
14753 (x86_emit_floatuns): Rewrite.
14755 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14757 * genautomata.c (longest_path_length): Delete unused function.
14758 (struct state): Delete unused longest_path_length.
14759 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
14760 (get_free_state): Delete unused.
14762 2007-02-09 Jan Hubicka <jh@suse.cz>
14764 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
14765 * doc/invoke.texi (inline-unit-growth): Update default value.
14767 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
14768 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
14769 (rebuild_cgraph_edges): Likewise.
14770 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
14771 (dump_cgraph_node): Dump frequencies.
14772 (cgraph_clone_edge): Add frequency scales.
14773 (cgraph_clone_node): Add freuqnecy.
14774 * cgraph.h (cgraph_edge): Add freuqnecy argument.
14775 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
14776 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
14777 * tree-pass.h (TODO_rebuild_frequencies): New constant.
14778 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
14779 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
14780 (save_inline_function_body): Likewise.
14781 * ipa-inline.c: inluce rtl.h
14782 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
14783 (cgraph_edge_badness): Use frequencies.
14784 (cgraph_decide_recursive_inlining): Update clonning.
14785 (cgraph_decide_inlining_of_small_function): Dump frequency.
14786 * predict.c (estimate_bb_frequencies): Export.
14787 * predict.h (estimate_bb_frequencies): Declare.
14788 * tree-inline.c (copy_bb): Watch overflows.
14789 (expand_call_inline): Update call of cgraph_create_edge.
14790 (optimize_inline_calls): Use TODO flags to update frequnecies.
14791 * passes.h: Include predict.h
14792 (init_optimization_passes): Move profile ahead.
14793 (execute_function_todo): Handle TODO_rebuild_frequencies.
14795 2007-02-09 Roger Sayle <roger@eyesopen.com>
14797 * config/alpha/alpha.c (emit_insxl): Force the first operand of
14798 the insbl or inswl pattern into a register.
14800 2007-02-09 Roger Sayle <roger@eyesopen.com>
14802 * config/ia64/ia64.md (bswapdi2): New define_insn.
14804 2007-02-09 Richard Henderson <rth@redhat.com>
14806 * config/i386/constraints.md (Ym): New constraint.
14807 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
14808 (movdi_1_rex64): Split sse and xmm general register moves from
14809 memory move alternatives. Use conditional register constraints.
14810 (movsf_1, movdf_integer): Likewise.
14811 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
14812 (movdf_integer_rex64): New.
14813 (pushsf_rex64): Fix output constraints.
14814 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
14815 (sse2_stored): Likewise.
14816 (sse2_storeq_rex64): New.
14817 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
14818 amd and not generic.
14819 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
14820 for optimize_size. Remove SF/DFmode hack.
14822 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14824 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
14827 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
14828 Richard Sandiford <richard@codesourcery.com>
14830 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
14831 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
14832 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
14833 m68k/t-mlib to tmake_file.
14834 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
14835 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
14836 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
14837 Allow it to be cf or m68k. Set m68k_arch_family. If that
14838 variable is not empty, add t-$m68k_arch_family to tmake_file.
14839 Add t-mlibs to tmake_file.
14840 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
14841 * config/m68k/t-cf: New file.
14842 * config/m68k/t-m68k: Likewise.
14843 * config/m68k/t-mlibs: Likewise.
14844 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14845 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14846 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
14847 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14848 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
14850 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
14851 (INSTALL_LIBGCC): Delete.
14852 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
14853 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14854 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14855 (M68K_MLIB_CPU): Define.
14856 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14857 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14858 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
14860 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
14861 Richard Guenther <rguenther@suse.de>
14863 PR middle-end/23361
14864 * fold-const.c (fold_comparison): Handle obfuscated comparisons
14865 against INT_MIN/INT_MAX.
14866 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
14867 file if a loop is removed.
14869 2007-02-09 Joseph Myers <joseph@codesourcery.com>
14871 * calls.c (store_one_arg): Pass correct alignment to
14872 emit_push_insn for non-BLKmode values.
14873 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
14874 unaligned stack slot via a suitably aligned slot.
14876 2007-02-08 DJ Delorie <dj@redhat.com>
14878 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
14880 (legal_subregs): Use unsigned char, make const.
14881 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
14883 2007-02-08 Paul Brook <paul@codesourcery.com>
14885 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
14886 special interworking needed.
14888 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
14890 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
14891 conditional to __SSE2__.
14892 (Entries below should have been added to first ChangeLog
14893 entry for amdfam10 dated 2007-02-05)
14894 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
14896 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
14898 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
14901 2007-02-08 DJ Delorie <dj@redhat.com>
14903 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
14904 * config/m32c/m32c.c (legal_subregs): New.
14905 (m32c_illegal_subreg_p): New.
14906 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
14907 unsupported subregs of hard regs.
14909 2007-02-08 Jan Hubicka <jh@suse.cz>
14911 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
14912 the same one; always update histograms.
14914 2007-02-08 Diego Novillo <dnovillo@redhat.com>
14916 * passes.c (init_optimization_passes): Tidy comment.
14918 2007-02-08 Roger Sayle <roger@eyesopen.com>
14920 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
14921 strip zero_extend, bswap and rotates from POCOUNT's argument.
14922 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
14923 zero_extend and rotates from PARITY's argument.
14924 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
14925 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
14926 of an integer constant at compile-time.
14928 2007-02-08 Diego Novillo <dnovillo@redhat.com>
14931 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
14933 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
14936 * tree-ssa-live.c (remove_unused_locals): Do not remove
14937 TREE_ADDRESSABLE variables.
14938 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
14939 * tree-ssa-operands.c (add_virtual_operand): Remove argument
14940 FOR_CLOBBER. Update all users.
14941 If VAR has an associated alias set, add a virtual operand for
14942 it if no alias is found to conflict with the memory reference.
14944 2007-02-07 Jan Hubicka <jh@suse.cz>
14945 Robert Kidd <rkidd@crhc.uiuc.edu>
14947 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
14949 2007-02-07 Ian Lance Taylor <iant@google.com>
14951 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
14953 2007-02-07 Roger Sayle <roger@eyesopen.com>
14955 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
14956 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
14957 tablejumpdi, movsi_to_cr_one): Remove constraints from
14958 define_expand's match_operands.
14960 2007-02-07 Roger Sayle <roger@eyesopen.com>
14962 * global.c (compute_regsets): Move declatation of "i" inside of
14963 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
14965 2007-02-07 Jakub Jelinek <jakub@redhat.com>
14968 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
14969 of INDIRECT_REF <RESULT_DECL>.
14971 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
14973 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
14974 Kaz Kojima <kkojima@gcc.gnu.org>
14977 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
14979 (sh_initialize_trampoline): Add parentheses to avoid a warning.
14981 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
14983 * doc/loop.texi: Document possibility not to perform disambiguation
14984 of loops with multiple latches.
14985 * cfgloopmanip.c (alp_enum_p): Removed.
14986 (add_loop): Handle subloops. Use get_loop_body_with_size.
14987 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
14988 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
14989 the new forwarder block.
14990 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
14991 Handle the case latch is NULL.
14992 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
14993 modifications when marking loop exits.
14994 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
14996 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
14997 disambiguate_loops_with_multiple_latches.
14998 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
14999 before fix_loop_structure.
15000 * cfgloop.c: Include pointer-set.h and output.h.
15001 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
15002 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
15003 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
15004 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
15005 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
15006 disambiguate_multiple_latches, get_loop_body_with_size,
15007 disambiguate_loops_with_multiple_latches): New functions.
15008 (flow_loop_dump): Dump multiple latch edges.
15009 (flow_loop_nodes_find): Handle loops with multiple latches.
15010 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
15011 (glb_enum_p): Modified.
15012 (get_loop_body): Use get_loop_body_with_size.
15013 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
15014 (AVOID_CFG_MODIFICATIONS): New constant.
15015 (disambiguate_loops_with_multiple_latches, add_loop,
15016 get_loop_body_with_size): Declare.
15017 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
15019 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
15021 PR inline-asm/28686
15022 * global.c (compute_regsets): New function.
15023 (global_alloc): Refactored ELIMINABLE_REGSET
15024 and NO_GLOBAL_ALLOC_REGS computation out.
15025 (rest_of_handle_global_alloc): Call compute_regsets()
15026 for non-optimizing case.
15028 2007-02-06 Richard Henderson <rth@redhat.com>
15030 * config/i386/constraints.md (Y2): Rename from Y.
15031 (Yi): New constraint.
15032 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
15033 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
15034 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
15035 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
15036 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
15037 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
15038 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
15039 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
15040 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
15041 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
15042 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
15043 vec_extractv2si_1): Change Y constraints to Y2.
15044 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
15045 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
15046 Change Y constraints to Y2.
15047 (sse2_loadld): Change Y constraints to x.
15049 2007-02-06 Roger Sayle <roger@eyesopen.com>
15051 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
15052 (parity<mode>2): New define_expand using rs6000_emit_parity.
15053 * config/rs6000/rs6000.c (rs6000_emit_popcount,
15054 rs6000_emit_parity): New functions.
15055 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
15056 rs6000_emit_parity): Prototype here.
15058 2007-02-06 Ian Lance Taylor <iant@google.com>
15060 * lower-subreg.c (simple_move_operand): Reject CONST.
15061 (resolve_clobber): Call validate_change rather than directly
15062 assigning to XEXP (pat, 0).
15064 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
15066 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
15067 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
15068 (tree-cfg.o): Remove hashtab.h dependency.
15070 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
15071 (struct ivopts_data): Change niters to pointer_map_t.
15072 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
15073 (niter_for_exit): Create pointer_map on demand. Change for
15075 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
15076 (free_loop_data): Destroy data->niters if created and reset field.
15077 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
15078 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
15080 * tree-ssa-reassoc.c: Include pointer-set.h.
15081 (bb_rank): Change to long *.
15082 (operand_rank): Change to pointer_map_t.
15083 (find_operand_rank): Return long, -1 if not found. Declare as inline.
15084 (insert_operand_rank): Accept long.
15085 (operand_entry_hash, operand_entry_eq): Remove.
15086 (get_rank): Return long. Adjust for changes above.
15087 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
15089 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
15091 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
15092 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
15093 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
15095 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
15096 directly since it cannot be NULL.
15097 (get_vi_for_tree): Rewrite for pointer_map API.
15098 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
15099 (init_alias_vars): Create vi_for_tree as pointer_map.
15100 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
15102 * tree-cfg.c: Don't include hashtab.h.
15103 (edge_to_cases): Declare as pointer_map.
15104 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
15106 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
15107 (start_recording_case_labels): Create edge_to_cases as pointer_map.
15108 (end_recoding_case_labels): Cleanup edge_to_cases manually before
15110 (record_switch_edge): Delete.
15111 (get_cases_for_edge): Adjust for pointer_map API, inline
15112 record_switch_edge (rewritten for new API), remove goto.
15114 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
15116 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
15117 * tree-nested.c: Include pointer-set.h.
15118 (var_map_elt, var_map_eq, var_map_hash): Delete.
15119 (struct nesting_info): Remove GTY marker. Change the two htab_t's
15120 to pointer_map_t's.
15121 (nesting_info_bitmap_obstack): New.
15122 (lookup_field_for_decl): Adjust for pointer_map API.
15123 (lookup_tramp_for_decl): Adjust for pointer_map API.
15124 (get_nonlocal_debug_decl): Adjust for pointer_map API.
15125 (get_local_debug_decl): Adjust for pointer_map API.
15126 (convert_nl_goto_reference): Adjust for pointer_map API.
15127 (convert_nl_goto_receiver): Adjust for pointer_map API.
15128 (create_nesting_tree): Create outside GGC space. Create bitmap on
15129 the new obstack. Create field_map and var_map as pointer_maps.
15130 (free_nesting_tree): Adjust for changes to create_nesting_tree.
15132 (lower_nested_functions): Move root here, no need to NULL it.
15133 Initialize and release the obstack.
15135 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
15137 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
15138 Remove prototypes and make them non-static.
15139 (struct tree_int_map): Remove.
15140 * tree.h (struct tree_int_map): Move here, turning TO into an
15142 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
15144 * tree.h (TREE_COMPLEXITY): Remove.
15145 (struct tree_exp): Remove complexity field.
15146 * tree.c (build1_stat): Don't set it.
15148 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
15149 Victor Kaplansky <victork@il.ibm.com>
15151 * tree-vectorizer.c (vect_is_simple_use): Support induction.
15152 (vect_is_simple_reduction): Support reduction with induction as
15153 one of the operands.
15154 (vect_is_simple_iv_evolution): Fix formatting.
15155 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
15156 formatting. Don't mark induction phis for vectorization.
15157 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
15158 * tree-vect-transform.c (get_initial_def_for_induction): New function.
15159 (vect_get_vec_def_for_operand): Support induction.
15160 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
15162 (vectorizable_reduction): Support reduction with induction as one of
15164 (vectorizable_type_demotion): Use def-type of stmt argument rather
15165 than dummy def-type.
15167 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
15168 flag_tree_scev_cprop.
15169 * common.opt (tree-scev-cprop): New flag.
15171 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
15172 call to vect_get_new_vect_var.
15174 2007-02-06 Ira Rosen <irar@il.ibm.com>
15176 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
15177 vectype is not NULL.
15178 (vect_pattern_recog_1): Likewise.
15180 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15182 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
15183 (fold_negate_expr): Likewise.
15185 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
15188 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
15189 even if cv-qualification is the same.
15191 2007-02-05 Geoffrey Keating <geoffk@apple.com>
15193 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
15194 __enable_execute_stack on completion.
15196 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15198 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
15199 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
15200 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
15201 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
15202 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
15203 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
15204 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
15205 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
15207 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15209 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
15210 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
15211 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
15212 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
15213 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
15214 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
15215 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
15216 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
15217 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
15218 umuldi3_highpart_rex64, umulsi3_highpart_insn,
15219 umulsi3_highpart_zext, smuldi3_highpart_rex64,
15220 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
15221 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
15222 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
15223 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
15224 sqrtextenddfxf2_i387): Added amdfam10_decode.
15226 * config/i386/athlon.md (athlon_idirect_amdfam10,
15227 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
15228 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
15229 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
15230 athlon_ivector_store_amdfam10): New define_insn_reservation.
15231 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
15234 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15236 * config/i386/athlon.md (athlon_call_amdfam10,
15237 athlon_pop_amdfam10, athlon_lea_amdfam10): New
15238 define_insn_reservation.
15239 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
15240 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
15241 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
15243 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15245 * config/i386/athlon.md (athlon_sseld_amdfam10,
15246 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
15247 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
15249 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15251 * config/i386/athlon.md (athlon_sseins_amdfam10): New
15252 define_insn_reservation.
15253 * config/i386/i386.md (sseins): Added sseins to define_attr type
15254 and define_attr unit.
15255 * config/i386/sse.md: Set type attribute to sseins for insertq
15258 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15260 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
15261 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
15262 ssecomi_load_amdfam10, ssecomi_amdfam10,
15263 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
15264 define_insn_reservation.
15265 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
15267 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15269 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
15270 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
15271 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
15272 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
15273 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
15274 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
15275 define_insn_reservation.
15277 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
15278 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
15279 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
15280 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
15281 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
15283 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15285 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
15286 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
15287 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
15288 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
15289 athlon_ssemul_load_k8): Added amdfam10.
15291 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15293 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
15294 (x86_sse_unaligned_move_optimal): New variable.
15296 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
15298 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
15299 for unaligned vector SSE double/single precision loads for AMDFAM10.
15301 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15303 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
15304 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
15305 Define TARGET_CPU_DEFAULT_amdfam10.
15306 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
15307 (processor_type): Add PROCESSOR_AMDFAM10.
15309 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
15310 processor_type in config/i386/i386.h.
15311 Enable imul peepholes for TARGET_AMDFAM10.
15313 * config.gcc: Add support for --with-cpu option for amdfam10.
15315 * config/i386/i386.c (amdfam10_cost): New variable.
15316 (m_AMDFAM10): New macro.
15317 (m_ATHLON_K8_AMDFAM10): New macro.
15318 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
15319 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
15320 x86_promote_QImode, x86_integer_DFmode_moves,
15321 x86_partial_reg_dependency, x86_memory_mismatch_stall,
15322 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
15323 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
15324 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
15325 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
15326 Enable/disable for amdfam10.
15327 (override_options): Add amdfam10_cost to processor_target_table.
15328 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
15329 processor_alias_table.
15330 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
15331 (ix86_adjust_cost): Add code for amdfam10.
15333 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15335 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
15336 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
15337 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
15338 * config/i386/i386.h: Add builtin definition for SSE4A.
15339 * config/i386/i386.md: Add support for ABM instructions
15340 (popcnt and lzcnt).
15341 * config/i386/sse.md: Add support for SSE4A instructions
15342 (movntss, movntsd, extrq, insertq).
15343 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
15344 Add -march=amdfam10 flag.
15345 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
15346 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
15348 * doc/extend.texi: Add documentation for SSE4A builtins.
15350 2007-02-05 Bob Wilson <bob.wilson@acm.org>
15352 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
15354 2007-02-05 Richard Guenther <rguenther@suse.de>
15356 * tree-vectorizer.h (vectorizable_function): Add argument type
15357 argument, change return type.
15358 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
15359 * tree-vect-transform.c (vectorizable_function): Handle extra
15360 argument, return vectorized function decl.
15361 (build_vectorized_function_call): Remove.
15362 (vectorizable_call): Handle calls with result and argument types
15363 differing. Handle loop vectorization factor correctly.
15364 * targhooks.c (default_builtin_vectorized_function): Adjust for
15366 * targhooks.h (default_builtin_vectorized_function): Likewise.
15367 * target.h (builtin_vectorized_function): Add argument type
15369 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
15370 extra argument, allow vectorizing of lrintf.
15371 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
15372 documentation of target hook.
15374 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
15377 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
15378 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
15379 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
15381 2007-02-05 Roger Sayle <roger@eyesopen.com>
15383 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
15384 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
15385 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
15386 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
15387 before canonicalizing sincos to cexpi.
15388 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
15390 2007-02-05 Roger Sayle <roger@eyesopen.com>
15392 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
15393 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
15394 (alpha_init_builtins): Use alpha_add_builtins to process tables.
15396 2007-02-05 Roger Sayle <roger@eyesopen.com>
15398 * mips-tfile.c (initialize_init_file): Correct endianness test.
15400 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
15402 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
15403 the 'y' constraint.
15405 2007-02-05 Richard Sandiford <richard@codesourcery.com>
15407 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
15408 saves in a PARALLEL before the register assignments.
15410 2007-02-05 Richard Sandiford <richard@codesourcery.com>
15412 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
15413 DWARF_FRAME_RETURN_COLUMN to be a general register.
15414 * dwarf2out.c (init_return_column_size): New function, split from...
15415 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
15416 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
15417 to be nongeneral registers.
15418 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
15420 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
15421 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
15423 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
15425 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
15427 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
15429 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
15430 (remove_path): Use can_remove_branch_p and remove_branch instead
15431 of loop_delete_branch_edge.
15432 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
15433 (tree_transform_and_unroll_loop): Remove dead branches immediately.
15434 Update profile using scale_dominated_blocks_in_loop.
15435 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
15436 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
15437 (can_remove_branch_p, remove_branch): Declare.
15438 * tree-cfg.c (tree_can_remove_branch_p): New function.
15439 (tree_cfg_hooks): Add tree_can_remove_branch_p.
15440 * cfgrtl.c (rtl_can_remove_branch_p): New function.
15441 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
15443 2007-02-05 Jan Hubicka <jh@suse.cz>
15445 PR middle-end/30696
15446 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
15447 nodes in cgraph, don't remove offline copy of the function.
15449 2007-02-04 Jan Hubicka <jh@suse.cz>
15451 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
15452 vectors might cause maybe_lookup_element_for_expr to be called
15453 on non-sra-candidate.
15455 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15457 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
15458 config/bfin/bfin.md, config/bfin/predicates.md: Follow
15459 spelling conventions.
15461 2007-02-04 Richard Guenther <rguenther@suse.de>
15463 PR middle-end/30636
15464 * fold-const.c (try_move_mult_to_index): Make sure to not
15465 overflow one dimension of a multi-dimensional array access.
15467 2007-02-04 Jan Hubicka <jh@suse.cz>
15469 * passes.c (init_optimization_passes): Reindent.
15471 2007-02-04 Jan Hubicka <jh@suse.cz>
15472 Eric Botcazou <ebotcazou@adacore.com>
15474 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
15475 (execute_fixup_cfg): Break out the abnormal goto code.
15476 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
15477 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
15478 (optimize_inline_calls): Call make_nonlocal_label_edges.
15480 2007-02-04 Jan Hubicka <jh@suse.cz>
15482 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
15483 true when something was changed.
15484 (rename_ssa_copies): When something was changed, do
15485 TODO_remove_unused_locals.
15486 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
15487 add TODO_remove_unused_locals when instruction was removed.
15489 2007-02-04 Jan Hubicka <jh@suse.cz>
15491 * ipa-inline.c (try_inline): Improve debug output; work on already
15493 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
15494 call try_inline for already inlined edges too when flattening;
15495 inline also functions that make callee growth but overall unit size
15498 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15500 * config/m32c/bitops.md, config/m32c/jump.md,
15501 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
15502 config/m32r/m32r.h, config/m32r/m32r.md,
15503 config/m32r/predicates.md, config/m68hc11/larith.asm,
15504 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
15505 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
15506 config/mips/mips-protos.h, config/mips/mips.c,
15507 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
15508 config/mn10300/mn10300.h, config/mn10300/predicates.md,
15509 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
15510 spelling conventions.
15512 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
15513 Follow spelling conventions.
15515 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
15517 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
15518 warn about C++0x compatibility.
15520 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15522 * config/h8300/h8300.c, config/h8300/h8300.h,
15523 config/h8300/h8300.md: Follow spelling conventions.
15525 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
15527 PR middle-end/30667
15528 * combine.c (try_combine): Do not substitute source operand
15529 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
15531 2007-02-03 Jan Hubicka <jh@suse.cz>
15533 PR gcov-profile/30650
15534 * value-prof.c (stringop_block_profile): Fix handling of size counter;
15535 do not divide by zero for never executed counters.
15536 (tree_find_values_to_profile): Fix counters.
15537 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
15539 2007-02-03 Ian Lance Taylor <iant@google.com>
15541 * lower-subreg.c (simple_move_operand): New static function,
15542 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
15544 (simple_move): Call simple_move_operand.
15545 (find_decomposable_subregs): Add special handling of MEMs.
15546 (can_decompose_p): Rename from cannot_decompose_p. Reverse
15547 meaning of return value. If we see a hard register, test whether
15548 it can store a word_mode value. Change all callers.
15550 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15552 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
15553 ftrapv insns and expanders.
15554 (subdi3): Change define_expand operand 1 to arith11_operand, and
15555 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
15556 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
15557 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
15560 PR middle-end/30174
15561 * varasm.c (notice_global_symbol): Treat global objects as weak when
15562 flag_shlib is true.
15564 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15566 * emit-rtl.c (dconstpi): Delete.
15567 (dconstsqrt2): New.
15568 (init_emit_once): Delete dconstpi and init dconstsqrt2.
15569 * real.h (dconstpi): Delete.
15570 (dconstsqrt2): New.
15571 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
15572 (fold_builtin_hypot): Likewise.
15574 2007-02-03 Tom Tromey <tromey@redhat.com>
15577 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
15578 -gcoff3, -gxcoff3, -gvms3 implies -dD.
15580 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
15582 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
15583 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
15584 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
15585 config/rs6000/cell.md, config/rs6000/darwin.h,
15586 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
15587 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
15588 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
15589 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
15590 typos. Follow spelling conventions.
15591 * doc/invoke.texi: Follow spelling conventions.
15593 2007-02-03 Roger Sayle <roger@eyesopen.com>
15595 * simplify-rtx.c (simplify_relational_operation_1): Implement some
15596 canonicalization transformations that attempt to simplify integer
15597 constant comparisons to become comparisons against zero.
15599 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15601 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
15603 * fold-const.c (fold_binary): Fix comment typos. Fold complex
15604 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
15606 2007-02-02 Mike Stump <mrs@apple.com>
15608 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
15609 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
15610 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
15611 generate a branch island.
15613 2007-02-02 Bob Wilson <bob.wilson@acm.org>
15615 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
15616 (xtensa_legitimate_address_p): New.
15617 (xtensa_legitimize_address): New.
15618 (xtensa_output_addr_const_extra): New.
15619 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
15621 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
15622 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
15623 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
15624 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
15625 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
15626 (xtensa_legitimize_address): New.
15627 (xtensa_output_addr_const_extra): New.
15629 2007-02-02 Steve Ellcey <sje@cup.hp.com>
15631 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
15633 2007-02-02 Ian Lance Taylor <iant@google.com>
15635 * expmed.c (expand_divmod): Add comment.
15637 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
15639 * emit-rtl.c (renumber_insns): Remove.
15640 * flags.h: Remove the extern for flag_renumber_insns.
15641 * rtl.h: Remove the prototype for renumber_insns.
15642 * toplev.c (flag_renumber_insns): Remove.
15644 2007-02-02 Hui-May Chang <hm.chang@apple.com>
15646 Revert for x86 darwin:
15647 2005-06-19 Uros Bizjak <uros@kss-loka.si>
15649 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
15650 code before the following patch under TARGET_MACHO.
15651 (ix86_function_value_regno_p): Likewise.
15653 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15655 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
15658 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15661 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
15662 loads to general or fp registers. Add comments.
15663 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
15665 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
15667 * pointer-set.c (insert_aux): Only return insertion slot.
15668 (pointer_set_insert): Adjust.
15669 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
15670 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
15671 pointer_map_traverse): New.
15672 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
15673 pointer_map_create, pointer_map_destroy, pointer_map_insert,
15674 pointer_map_contains, pointer_map_traverse): Declare.
15676 2007-02-02 Jakub Jelinek <jakub@redhat.com>
15678 PR middle-end/30473
15679 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
15680 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
15682 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15684 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
15686 (struct _dep): New type.
15687 (dep_t): New typedef.
15688 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
15689 (DEP_STATUS): New access macro. The macro with the same name was
15690 renamed to DEP_LINK_STATUS.
15691 (dep_init): Declare function
15693 (struct _dep_link): New type.
15694 (dep_link_t): New typedef.
15695 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
15696 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
15697 (DEP_LINK_STATUS): New macro.
15698 (debug_dep_links): New debug function.
15700 (struct _deps_list): New type.
15701 (deps_list_t): New typedef.
15702 (DEPS_LIST_FIRST): New access macro.
15703 (FOR_EACH_DEP_LINK): New cycle macro.
15704 (create_deps_list, free_deps_list, delete_deps_list): Declare
15706 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
15707 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
15708 (copy_deps_list_change_con): Ditto.
15710 (move_dep_link): Declare function.
15712 (struct _dep_node): New type.
15713 (dep_node_t): New typedef.
15714 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
15716 (struct haifa_insn_data.back_deps): New field to hold backward
15717 dependencies of the insn.
15718 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
15720 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
15721 Change its type to deps_list_t.
15722 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
15723 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
15724 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
15726 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
15728 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
15730 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
15732 (dep_cost): Declare.
15734 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
15735 (ds_to_dk, dk_to_ds): New functions.
15737 (init_dep_1): New static function.
15738 (init_dep): New function.
15739 (copy_dep): New static function.
15741 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
15743 (detach_dep_link): New static function.
15744 (move_dep_link): New function.
15746 (dep_links_consistent_p, dump_dep_links): New static functions.
15747 (debug_dep_links): New debugging function.
15749 (deps_obstack, dl_obstack, dn_obstack): New static variables.
15751 (alloc_deps_list, init_deps_list): New static functions.
15752 (create_deps_list): New function.
15753 (clear_deps_list): New static function.
15754 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
15755 (deps_list_consistent_p, dump_deps_list): New static functions.
15756 (debug_deps_list): New function.
15757 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
15759 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
15761 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
15762 use new scheduler dependencies lists.
15763 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
15764 (sched_analyze): Ditto. Initialize dependencies lists.
15765 (add_forw_dep, compute_forward_dependences): Update to use new
15766 scheduler dependencies lists.
15768 (init_dependency_caches): Init deps_obstack.
15769 (free_dependency_caches): Free deps_obstack.
15771 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
15772 new scheduler dependencies lists.
15773 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
15774 (add_back_forw_dep, delete_back_forw_dep): Ditto.
15776 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
15777 Update to use new scheduler dependencies lists.
15778 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
15779 (debug_dependencies): Ditto.
15780 (schedule_region): Update comments.
15782 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
15783 scheduler dependencies lists.
15784 (schedule_ebb): Update comments.
15786 * rtl.def (DEPS_LIST): Remove.
15788 * lists.c (unused_deps_list): Remove.
15789 (free_list): Update assertions.
15791 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
15792 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15794 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
15795 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15797 * haifa-sched.c (comments): Update.
15798 (insn_cost1): Remove. Inline the code into insn_cost ().
15799 (insn_cost): Update to use new scheduler dependencies lists. Move
15800 processing of the dependency cost to dep_cost ().
15801 (dep_cost): New function. Use it instead of insn_cost () when
15802 evaluating cost of the dependency. Use compatible interface to
15803 interact with the target.
15804 (priority): Update to use new scheduler dependencies lists.
15805 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
15806 with greater number of insns that depend on the insn.
15807 (schedule_insn): Update to use new scheduler dependencies lists. Add
15808 code to free backward dependencies lists. Inline and optimize code
15809 from resolve_dep () - see PR28071.
15810 (ok_for_early_queue_removal): Update to use new scheduler dependencies
15811 lists. Update call to targetm.sched.is_costly_dependence hook.
15813 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
15814 scheduler dependencies lists.
15816 (resolve_dep): Remove. Move the logic to schedule_insn ().
15817 (init_h_i_d): Initialize dependencies lists.
15819 (process_insn_depend_be_in_spec): Rename to
15820 process_insn_forw_deps_be_in_spec. Update to use new scheduler
15821 dependencies lists.
15822 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
15823 Update to use new scheduler dependencies lists.
15824 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
15826 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
15827 new scheduler dependencies lists.
15828 (build_intra_loop_deps): Ditto.
15830 * target.h (struct _dep): Declare to use in
15831 gcc_target.sched.is_costly_dependence.
15832 (struct gcc_target.sched.adjust_cost): Fix typo.
15833 (struct gcc_target.sched.is_costly_dependence): Change signature to
15834 use single dep_t parameter instead of an equivalent triad.
15835 (struct gcc_target.sched.adjust_cost_2): Remove.
15837 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
15839 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
15841 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
15843 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
15845 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
15846 (REG_DEP_TRUE): Document.
15848 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
15849 Change signature to correspond to the targetm.sched.adjust_cost hook.
15850 Update use in TARGET_SCHED_ADJUST_COST_2.
15851 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
15852 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
15853 new scheduler dependencies lists.
15854 (ia64_gen_check): Ditto.
15856 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
15857 scheduler dependencies lists.
15859 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
15860 signature to correspond to the targetm.sched.is_costly_dependence hook.
15861 (is_costly_group): Update to use new scheduler dependencies lists.
15863 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
15864 instead of INSN_COST () macro.
15866 2007-02-01 Ian Lance Taylor <iant@google.com>
15868 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
15870 2007-02-01 Guy Martin <gmsoft@gentoo.org>
15872 * pa.md (tp_load): Correct mfctl instruction syntax.
15874 2007-02-01 Geoffrey Keating <geoffk@apple.com>
15876 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
15877 altivec_padding_size calculation on AIX. Improve comment, add
15878 assert to verify that it's right.
15880 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
15883 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
15885 PR inline-asm/28686
15886 * global.c (global_alloc): Add mising initialization of
15889 2007-02-01 Roger Sayle <roger@eyesopen.com>
15891 * alias.c (init_alias_analysis): Correct whitespace.
15892 * bb-reorder.c (fix_edges_for_rarely_executed_code,
15893 partition_hot_cold_basic_blocks): Likewise.
15894 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
15895 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
15896 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
15897 fold_builtin_snprintf_chk, fold_builtin_printf,
15898 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
15899 do_mpfr_arg3, do_mpfr_sincos): Likewise.
15900 * cfgcleanup.c (cleanup_cfg): Likewise.
15901 * cfgexpand.c (tree_expand_cfg): Likewise.
15902 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
15903 * function.c (get_next_funcdef_no): Likewise.
15904 * gengtype.c (main): Likewise.
15905 * genmodes.c (main): Likewise.
15906 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
15907 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
15908 * ifcvt.c (noce_emit_move_insn): Likewise.
15909 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
15911 * stor-layout.c (get_best_mode): Likewise.
15912 * tree-ssa-loop-niter.c (get_val_for): Likewise.
15913 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
15914 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
15915 perform_var_substitution, solve_graph): Likewise.
15916 * tree-vrp.c (vrp_finalize): Likewise.
15918 2007-02-01 Ian Lance Taylor <iant@google.com>
15920 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
15921 high part of a paradoxical subreg, return a constant zero.
15923 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
15925 * toplev.c (lang_dependent_init): Call init_set_costs.
15926 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
15928 2007-02-01 Richard Guenther <rguenther@suse.de>
15930 PR middle-end/30656
15931 * fold-const.c (fold_negate_expr): Allow negating a
15932 constant if overflow does not change.
15934 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15936 * doc/c-tree.texi (Expression trees): Improve markup.
15937 * doc/tm.texi (Register Classes, Addressing Modes)
15938 (Floating Point): Fix spacing after abbreviations. Fix some
15941 2007-02-01 Ben Elliston <bje@au.ibm.com>
15943 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
15944 * doc/contrib.texi: Likewise.
15945 * doc/install.texi: Likewise.
15947 2007-01-31 Richard Henderson <rth@redhat.com>
15948 Ian Lance Taylor <iant@google.com>
15950 * lower-subreg.c: New file.
15951 * rtl.def (CONCATN): Define.
15952 * passes.c (init_optimization_passes): Add pass_lower_subreg and
15953 pass_lower_subreg2.
15954 * emit-rtl.c (update_reg_offset): New static function, broken out
15955 of gen_rtx_REG_offset.
15956 (gen_rtx_REG_offset): Call update_reg_offset.
15957 (gen_reg_rtx_offset): New function.
15958 * regclass.c: Revert patch of 2006-03-05, restoring
15960 (clear_reg_info_regno): New function.
15961 * dwarf2out.c (concatn_loc_descriptor): New static function.
15962 (loc_descriptor): Handle CONCATN.
15963 * common.opt (fsplit_wide_types): New option.
15964 * opts.c (decode_options): Set flag_split_wide_types when
15966 * timevar.def (TV_LOWER_SUBREG): Define.
15967 * rtl.h (gen_reg_rtx_offset): Declare.
15968 (reg_scan_update): Declare.
15969 * regs.h (clear_reg_info_regno): Declare.
15970 * tree-pass.h (pass_lower_subreg): Declare.
15971 (pass_lower_subreg2): Declare.
15972 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
15973 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
15974 -fsplit-wide-types.
15975 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
15976 * Makefile.in (OBJS-common): Add lower-subreg.o.
15977 (lower-subreg.o): New target.
15979 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
15981 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
15983 2007-01-31 Anatoly Sokolov <aesok@post.ru>
15986 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
15988 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15990 PR middle-end/29335
15991 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
15993 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
15995 * cfgloop.h: Include vec-prim.h.
15996 (enum li_flags): Remove LI_ONLY_OLD.
15997 (loop_iterator): Changed.
15998 (fel_next, fel_init): Iterate over loop tree.
15999 (FOR_EACH_LOOP_BREAK): New macro.
16000 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
16002 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
16003 * modulo-sched.c (sms_schedule): Ditto.
16004 * tree-vectorizer.c (vectorize_loops): Ditto.
16005 * doc/loop.texi: Update information on loop numbering and behavior of
16006 FOR_EACH_LOOP wrto new loops.
16007 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
16008 add_to_evolution_1): Test nestedness of loops instead of comparing
16010 * tree-chrec.c (chrec_fold_plus_poly_poly,
16011 chrec_fold_multiply_poly_poly, chrec_evaluate,
16012 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
16013 reset_evolution_in_loop): Ditto.
16014 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
16016 2007-01-31 Dirk Mueller <dmueller@suse.de>
16018 * c-common.c (warn_about_parentheses): Separate warning about
16019 un-parenthized sequence of comparison operators from the one
16020 which is supposed to warn about x <= y <= z.
16022 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
16024 * optabs.h (enum optab_index): Add new OTI_isinf.
16025 (isinf_optab): Define corresponding macro.
16026 * optabs.c (init_optabs): Initialize isinf_optab.
16027 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
16029 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
16030 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
16032 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
16033 expand_builtin_interclass_mathfn.
16034 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
16035 * config/i386/i386.md (UNSPEC_FXAM): New constant.
16036 (fxam<mode>2_i387): New insn pattern.
16037 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
16038 built-in functions as x87 inline asm.
16040 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16042 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
16044 2007-01-30 Eric Christopher <echristo@apple.com>
16046 * config.gcc: Add geode.
16048 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16050 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
16051 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
16052 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
16053 value-prof.c: Fix comment typos.
16055 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16058 * doc/invoke.texi (Wpointer-arith): Document warning.
16060 2007-01-30 Janis Johnson <janis187@us.ibm.com>
16062 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
16063 the list of discrepancies from the draft TR.
16065 2007-01-30 Dirk Mueller <dmueller@suse.de>
16068 * doc/invoke.texi (-Wreturn-type): Update description to
16069 match new behavior.
16071 2007-01-30 Richard Sandiford <richard@codesourcery.com>
16073 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
16075 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
16077 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
16078 to handle optabs that operate on floating point input argument and
16079 output to integer output.
16080 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
16081 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
16082 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
16083 expand_builtin_interclass_mathfn ().
16084 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
16085 (ilogbsi2): Remove.
16086 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
16087 ilogbl built-in functions as x87 intrinsics.
16089 2007-01-30 Richard Guenther <rguenther@suse.de>
16091 PR middle-end/27657
16092 * dwarf2out.c (reference_to_unused): Query varpool if the
16093 variable was output.
16095 2007-01-30 Richard Guenther <rguenther@suse.de>
16097 PR middle-end/30313
16098 * passes.c (execute_one_pass): Reset in_gimple_form to not
16099 confuse non-unit-at-a-time mode.
16101 2007-01-29 Roger Sayle <roger@eyesopen.com>
16102 Richard Guenther <rguenther@suse.de>
16104 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
16105 avoid undefined behaviour on overflow. Use force_fit_type_double
16106 to construct the constant with the specified TREE_OVERFLOW.
16108 2007-01-29 Janis Johnson <janis187@us.ibm.com>
16110 * config/dfp-bit.c: Add parameterized support for fp exceptions.
16111 * config/dfp-bit.h: Ditto.
16113 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16115 * c-decl.c (pop_scope): Replace warnings with call to
16116 warn_for_unused_label.
16117 * c-common.h (warn_for_unused_label): Declare.
16118 * c-common.c (warn_for_unused_label): Define.
16120 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16122 * tree-optimize.c (update_inlined_to_pointers): Delete unused
16125 2007-01-29 Janis Johnson <janis187@us.ibm.com>
16127 * Makefile.in (USER_H): Remove decfloat.h.
16128 * ginclude/decfloat.h: Delete, moving contents to ...
16129 * ginclude/float.h: Add support for decimal floating point,
16130 guarded by __STDC_WANT_DEC_FP__.
16132 2007-01-29 Mike Stump <mrs@apple.com>
16134 * doc/gccint.texi (Top): Rename Loop Representation to Loop
16135 Analysis and Representation to resolve case insensitive conflict.
16136 * doc/loop.texi (Loop Analysis and Representation): Likewise.
16138 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
16140 * tree.h (struct tree_memory_tag): Add aliases member.
16141 (MTAG_ALIASES): New macro.
16142 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
16143 (add_may_alias): Remove pointer-set. Update for may_aliases being
16145 (mark_aliases_call_clobbered): Update for may_aliases being a
16147 (compute_tag_properties): Ditto.
16148 (create_partition_for): Ditto.
16149 (compute_memory_partitions): Ditto.
16150 (dump_may_aliases_for): Ditto.
16151 (is_aliased_with): Ditto.
16152 (add_may_alias_for_new_tag): Ditto.
16153 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
16154 (compute_is_aliased): New function.
16155 (compute_may_aliases): Call compute_is_aliased).
16156 (init_alias_info): Initialize alias_bitmap_obstack.
16157 (union_alias_set_into): New function.
16158 (compute_flow_sensitive_aliasing): Use union_aliases_into.
16159 (have_common_aliases_p): Rewrite to take two bitmaps and use
16161 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
16162 Update for bitmaps.
16163 (finalize_ref_all_pointers): Update for add_may_alias changes.
16164 (new_type_alias): Ditto.
16165 * tree-flow-inline.h (may_aliases): Return a bitmap.
16166 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
16167 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
16168 may_aliases being a bitmap.
16169 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
16170 may_aliases now returns a bitmap.
16171 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
16173 * tree-ssa-operands.c (add_virtual_operand): Update for
16174 may_aliases being a bitmap.
16176 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
16178 PR tree-optimization/30630
16179 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
16180 variable as changed.
16182 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
16185 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
16186 expanded only once even if an error occurs.
16188 2007-01-29 Ben Elliston <bje@au.ibm.com>
16190 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
16191 (__gcov_average_profiler): Likewise.
16192 (__gcov_ior_profiler): Likewise.
16193 (__gcov_merge_ior): Likewise.
16195 2007-01-28 Jan Hubicka <jh@suse.cz>
16197 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
16198 * value-prof.c (stringop_block_profile): Likewise.
16200 2007-01-28 Jan Hubicka <jh@suse.cz>
16202 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
16203 Add variant handling histograms; add wrapper.
16204 (clear_storage_via_libcall): Export.
16205 (emit_block_move_hints): Break out from ...; add histograms.
16206 (emit_block_move): ... this one.
16207 (clear_storage_hints): Break out from ...; add histograms.
16208 (clear_storage): ... this one.
16209 (set_storage_via_memset): Handle histogram.
16210 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
16211 (clear_storage_hints, clear_storage_via_libcall): Declare.
16212 (set_storage_via_setmem): Update prototype.
16213 * doc/md.texi (movmem, setmem): Document new arguments.
16215 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
16216 Add new histograms.
16217 (stringop_block_profile): New global function.
16218 (tree_stringops_values_to_profile): Profile block size and alignment.
16219 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
16221 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
16222 (stringop_block_profile): Declare.
16223 * builtins.c: Include value-prof.h.
16224 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
16225 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
16226 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
16227 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
16228 * profile.c (instrument_values): Add new counters.
16229 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
16231 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
16232 (tree_init_edge_profiler): Build new profilers.
16233 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
16234 (pass_tree_profile): Add dump.
16235 (tree_profile_hooks): Update.
16236 * Makefile.in (LIBGCOV): Add new constants.
16237 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
16238 __gcov_ior_profiler): New.
16239 * i386.md (movmem/setmem expanders): Add new optional arguments.
16241 2007-01-28 David Edelsohn <edelsohn@gnu.org>
16243 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
16245 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
16247 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
16248 (tree_unswitch_single_loop): Pass eni_size_weights to
16249 tree_num_loop_insns.
16250 * tree-ssa-loop-manip.c: Include tree-inline.h.
16251 (can_unroll_loop_p): Pass eni_size_weights to
16252 tree_num_loop_insns.
16253 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
16254 Pass eni_size_weights to estimate_num_insns.
16255 * tree.h (init_inline_once): Export.
16256 * toplev.c (backend_init): Call init_inline_once.
16257 * cgraphunit.c (cgraph_process_new_functions,
16258 cgraph_analyze_function): Pass eni_inlining_weights to
16259 estimate_num_insns.
16260 * ipa-inline.c (compute_inline_parameters): Ditto.
16261 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
16262 to estimate_num_insns.
16263 (try_unroll_loop_completely): Pass eni_size_weights to
16264 tree_num_loop_insns.
16265 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
16266 ot estimate_num_insns.
16267 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
16268 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
16269 * tree-inline.c (eni_inlining_weights, eni_size_weights,
16270 eni_time_weights): New variables.
16271 (init_inline_once): Initialize them.
16272 (struct eni_data): Mew.
16273 (estimate_num_insns_1, estimate_num_insns): Use weights.
16274 * tree-inline.h (struct eni_weights_d): New.
16275 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
16276 (estimate_num_insns): Declaration changed.
16277 * cfgloop.h (tree_num_loop_insns): Declaration changed.
16278 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
16279 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
16281 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
16283 * tree-data-ref.c (conflict_fn): Assert that the number of affine
16284 relations in the conflict function is valid.
16286 2007-01-27 Ian Lance Taylor <iant@google.com>
16288 * common.opt: Add fstrict-overflow.
16289 * opts.c (decode_options): Set flag_strict_overflow if -O2.
16290 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
16291 (TYPE_OVERFLOW_UNDEFINED): Define.
16292 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
16294 * tree.h (TYPE_TRAP_SIGNED): Don't define.
16295 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
16296 (fold_negate_expr): Likewise.
16297 (make_range): Likewise.
16298 (extract_muldiv_1): Likewise.
16299 (maybe_canonicalize_comparison): Likewise.
16300 (fold_comparison): Likewise.
16301 (fold_binary): Likewise.
16302 (tree_expr_nonnegative_p): Likewise.
16303 (tree_expr_nonzero_p): Likewise.
16304 * tree-vrp.c (compare_values): Likewise.
16305 (extract_range_from_binary_expr): Likewise.
16306 (extract_range_from_unary_expr): Likewise.
16307 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
16309 (nowrap_type_p): Likewise.
16310 * tree-scalar-evolution.c (simple_iv): Likewise.
16311 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
16312 (build_range_check): Likewise.
16313 (extract_muldiv_1): Likewise.
16314 (fold_comparison): Likewise.
16315 * tree-vrp.c (vrp_int_const_binop): Likewise.
16316 (extract_range_from_unary_expr): Likewise.
16317 * convert.c (convert_to_integer): Likewise.
16318 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
16319 (fold_comparison): Likewise.
16320 (fold_binary): Likewise.
16321 * optabs.c (optab_for_tree_code): Likewise.
16322 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
16323 * simplify-rtx.c (simplify_const_relational_operation): Check
16324 flag_strict_overflow and flag_trapv.
16325 (simplify_const_relational_operation): Likewise.
16326 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
16327 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
16330 2007-01-27 Roger Sayle <roger@eyesopen.com>
16332 * tree.c (tree_fold_gcd): Delete.
16333 * tree.h (tree_fold_gcd): Remove prototype.
16334 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
16335 test whether one constant integer is a multiple of another. Instead
16336 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
16337 * fold-const.c (multiple_of_p): We've determined both TOP and
16338 BOTTOM are integer constants so we can call int_const_binop directly
16339 instead of the more generic const_binop.
16341 2007-01-27 Roger Sayle <roger@eyesopen.com>
16343 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
16344 1*X check that the constant hasn't overflowed, to preserve the
16346 (round_up): Provide an efficient implementation when rouding-up an
16347 INTEGER_CST to a power-of-two.
16349 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16351 * doc/sourcebuild.texi: Add comma for clarity.
16352 * doc/extend.texi: Fix some typos.
16353 * doc/passes.texi: Likewise.
16354 * doc/cppinternals.texi: Likewise.
16355 * doc/c-tree.texi: Likewise.
16356 * doc/tree-ssa.texi: Likewise.
16357 * doc/install.texi: Likewise.
16359 2007-01-27 Jan Hubicka <jh@suse.cz>
16361 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
16362 (pass_sra): Do not require alias information.
16363 * passes.c (init_optimization_passes): Add SRA
16365 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
16367 * tracer.c (rest_of_handle_tracer): We already cleaned
16368 up the CFG in tracer() so don't do it here again.
16369 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
16370 cleanup_cfg here, either. And don't call renumber_insns.
16372 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
16373 and BB_HEAD are in the insn stream here. Instead make sure
16374 that BB_INSN is valid on all insns. Also, do check here that
16375 there are no pending branch predictions...
16376 (rtl_verify_flow_info): ...instead of doing it here. Checks
16377 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
16380 2007-01-26 Roger Sayle <roger@eyesopen.com>
16382 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
16383 function to simplify/factorize operand order canonicalization.
16384 (ix86_fixup_binary_operands): Reorganize using the above function.
16385 (ix86_binary_operator_ok): Likewise.
16387 2007-01-27 Jakub Jelinek <jakub@redhat.com>
16389 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
16390 file scope from optimize_attrs.
16391 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
16393 (optimize_attrs): Clear insn_code_values after freeing it.
16395 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
16397 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
16398 a parts.base assignment.
16400 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
16402 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
16403 (compute_subscript_distance, initialize_data_dependence_relation,
16404 finalize_ddr_dependent, analyze_ziv_subscript,
16405 analyze_siv_subscript_cst_affine,
16406 compute_overlap_steps_for_affine_univar,
16407 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
16408 analyze_siv_subscript, analyze_miv_subscript,
16409 analyze_overlapping_iterations, subscript_dependence_tester_1,
16410 compute_self_dependence, free_dependence_relation): Work
16411 with affine_fn instead of chrecs.
16412 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
16413 common_affine_function, affine_function_base,
16414 affine_function_constant_p, affine_fn_op, affine_fn_plus,
16415 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
16416 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
16417 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
16418 (all_chrecs_equal_p): Removed.
16419 * tree-data-ref.h (affine_fn, conflict_function): New types.
16420 (struct subscript): Change type of conflicting_iterations_in_a
16421 and conflicting_iterations_in_b.
16423 2007-01-26 Steve Ellcey <sje@cup.hp.com>
16426 * config/pa/pa.h (TARGET_HPUX_11): New.
16427 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
16428 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
16430 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
16431 Richard Guenther <rguenther@suse.de>
16433 * tree-ssa-structalias.c (solve_graph): Handle case
16434 we merged the variable to another.
16436 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16438 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
16441 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
16442 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
16444 2007-01-25 DJ Delorie <dj@redhat.com>
16446 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
16447 allow changes to modes which don't fit in those registers.
16449 * reload1.c (choose_reload_regs): Check for invalid subregs before
16450 computing their locations, not after.
16452 2007-01-25 Geoffrey Keating <geoffk@apple.com>
16455 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
16456 save Altivec registers in an eh_return function.
16457 (compute_vrsave_mask): Likewise.
16458 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
16459 for saving Altivec registers.
16460 (rs6000_emit_prologue): Don't allocate stack twice in
16461 eh_return function. Correct expected value of altivec_save_offset
16462 when using save_world. Describe save of R0 to stack when using
16463 save_world. Describe stack pointer adjustment when using
16464 save_world. Remove duplicated eh_return parameter register saving.
16465 Update sp_offset variable after save_world.
16466 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
16468 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
16469 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
16472 2007-01-25 Steve Ellcey <sje@cup.hp.com>
16474 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
16476 2007-01-25 Steve Ellcey <sje@cup.hp.com>
16479 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
16480 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
16482 2007-01-25 Richard Guenther <rguenther@suse.de>
16484 * doc/invoke.texi (-Wcoverage-mismatch): Document.
16485 * common.opt (-Wcoverage-mismatch): New warning option.
16486 * coverage.c (get_coverage_counts): Ignore coverage mismatch
16487 if -Wcoverage-mismatch is given.
16489 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
16491 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
16492 (ipcp_driver): Change to static definition.
16493 Add dumping of the ifunctions.
16494 (constant_val_insert): Remove unused parameter. Support for SSA.
16495 (ipcp_propagate_const): Support for SSA.
16496 (ipcp_profile_bb_print): Print only analyzed nodes.
16497 (ipcp_replace_map_create): Remove support for Fortran constant
16499 * ipa-prop.c (ipa_method_modify_stmt,
16500 ipa_callsite_compute_param): Support for SSA.
16501 * ipa-prop.h (ipcp_driver): Remove declaration.
16502 (IS_VALID_TREE_MAP_INDEX): Add define.
16504 2007-01-24 Geoffrey Keating <geoffk@apple.com>
16506 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
16508 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16510 PR middle-end/30447
16511 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
16512 constant argument to cabs and do it without checking for
16513 -funsafe-math-optimizations.
16515 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
16517 * c-common.h (RID_FIRST_CXX0X): New.
16518 (RID_LAST_CXX0X): New.
16519 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
16521 * c.opt (Wc++0x-compat): New.
16522 * doc/invoke.texi (-Wc++0x-compat): Document.
16524 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16526 * builtins.c (fold_builtin_carg): New.
16527 (fold_builtin_1): Use it.
16529 2007-01-24 Jan Hubicka <jh@suse.cz>
16531 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
16533 * ipa-inline.c (initial_insns, max_insns): Delete.
16534 (compute_max_insns): New function.
16535 (cgraph_decide_inlining_of_small_function): Use it; take minimal
16536 amount of insns as base for code growth.
16537 (cgraph_decide_inlining): Make initial_insns local; do not compute
16539 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
16540 * doc/invoke.texi (inline-unit-growth): Update docs.
16542 2007-01-24 Jakub Jelinek <jakub@redhat.com>
16544 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
16545 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
16546 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
16547 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
16548 for CPUs that have PTA_CX16 set.
16550 PR middle-end/27416
16551 * gimplify.c (omp_check_private): New function.
16552 (gimplify_scan_omp_clauses): Use it for
16553 firstprivate/lastprivate/reduction.
16555 PR middle-end/30494
16556 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
16557 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
16559 PR middle-end/30421
16560 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
16561 If lower_lastprivate_clauses emits some statements, append them
16562 to dlist rather than body_p and to body_p append an initializer.
16563 (lower_omp_for): Adjust caller.
16565 2007-01-24 Steve Ellcey <sje@cup.hp.com>
16567 * target.h (globalize_decl_name): New.
16568 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
16569 * output.h (default_globalize_decl_name): New.
16570 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
16572 (globalize_decl): Ditto.
16573 (default_globalize_decl_name): New.
16574 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
16575 (ia64_handle_version_id_attribute): New.
16576 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
16577 (ia64_asm_output_external): Use globalize_decl_name instead
16578 of globalize_label.
16579 * doc/extend.texi (version_id): New pragma.
16580 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
16582 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
16584 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
16585 _uleb128_t and _Unwind_SWord with _sleb128_t.
16586 * unwind-dw2.c (extract_cie_info, execute_stack_op,
16587 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
16589 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
16590 * unwind-pe.h (read_uleb128, read_sleb128,
16591 read_encoded_value_with_base): Likewise.
16592 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
16594 2007-01-24 Richard Guenther <rguenther@suse.de>
16596 * builtins.c (expand_builtin_cexpi): Get the fndecl
16597 for cexp in the correct way.
16599 2007-01-24 Jan Hubicka <jh@suse.cz>
16601 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
16604 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
16606 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
16607 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
16608 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
16609 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
16610 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
16611 __SIZEOF_PTRDIFF_T__.
16612 * doc/cpp.texi: Documentation for the new builtin macros added.
16614 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
16616 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
16617 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
16618 instead of operands[2] to avoid access past the end of array.
16620 2007-01-24 Richard Sandiford <richard@codesourcery.com>
16622 * reload1.c (emit_reload_insns): Pass the reload register
16623 for a non-spill output reload through forget_old_reloads_1.
16625 2007-01-23 Joseph Myers <joseph@codesourcery.com>
16627 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
16628 _SOFT_DOUBLE if doubles use software floating-point.
16629 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
16630 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
16631 * config/rs6000/darwin-ldouble.c: Also compile functions for
16632 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
16633 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
16634 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
16635 commented-out long double override.
16636 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
16637 * config/rs6000/eabispe.h: Likewise.
16638 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
16639 long double for non-SPE.
16640 (rs6000_handle_option): Likewise.
16641 (invalid_e500_subreg): Disallow more subregs involding DImode,
16642 DFmode, TImode or TFmode.
16643 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
16645 (legitimate_lo_sum_address_p): Also check for TFmode for E500
16647 (rs6000_legitimize_address): Also handle TFmode for E500 double.
16648 (rs6000_legitimize_reload_address): Also handle TFmode for E500
16650 (rs6000_legitimate_address): Also check for TFmode for E500
16652 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
16653 (spe_build_register_parallel): Handle TFmode and TCmode.
16654 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
16656 (function_arg): Handle TFmode and TCmode for E500 double.
16657 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
16659 (print_operand): Handle TFmode and TImode for %y.
16660 (rs6000_generate_compare): Handle TFmode comparisons for E500
16662 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
16663 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
16664 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
16665 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
16666 TFmode for E500 double.
16667 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
16668 (floatsidf2): Enable for E500 double.
16669 (movtf_softfloat): Use rs6000_nonimmediate_operand.
16670 (extenddftf2): Change to extenddftf2_fprs.
16671 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
16672 depending on TARGET_E500_DOUBLE.
16673 (extendsftf2): Enable for E500 double.
16674 (trunctfdf2): Enable for E500 double.
16675 (trunctfsf2): Change to trunctfsf2_fprs.
16676 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
16677 depending on TARGET_E500_DOUBLE.
16678 (floatsitf2): Enable for E500 double.
16679 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
16680 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
16681 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
16682 (negtf2): Change to negtf2_internal.
16683 (negtf2): New expander.
16684 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
16685 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
16686 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
16687 (movdi_internal32): Use rs6000_nonimmediate_operand.
16688 (unnamed splitter): Likewise.
16689 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
16690 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
16691 (SPE64TF, DITI): New mode macros.
16692 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
16695 (frob_<mode>_di_2): New.
16696 (frob_tf_di_8_2): New.
16697 (frob_di_df): Change to frob_di_<mode>; allow more modes.
16699 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
16701 (frob_ti_<mode>_8_2): New.
16702 (frob_ti_tf_2): New.
16703 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
16704 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
16706 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
16707 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
16708 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
16709 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
16710 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
16711 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
16714 2007-01-23 Ian Lance Taylor <iant@google.com>
16716 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
16718 (OBJS-archive): Reformat, alphabetize.
16719 (OBJS): Change out_object_file to OBJS-md.
16721 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
16723 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
16724 JUMP_P and CALL_P predicates where applicable.
16725 * config/i386/i386.c: Ditto.
16726 * config/i386/i386.md: Ditto.
16727 * config/i386/mmx.md: Ditto.
16728 * config/i386/predicates.md: Ditto.
16730 2007-01-22 Andreas Schwab <schwab@suse.de>
16732 * config/m68k/m68k.h: Fix comment.
16734 2007-01-22 Jan Hubicka <jh@suse.cz>
16736 * passes.c (init_optimization_passes): Do not rerun
16737 pass_early_warn_uninitialized.
16739 2007-01-22 Richard Guenther <rguenther@suse.de>
16741 PR tree-optimization/30038
16742 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
16744 (execute_cse_sincos_1): Likewise.
16745 (execute_cse_sincos): Likewise.
16746 (gate_cse_sincos): Likewise.
16747 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
16748 the cexpi() canonicalization of sincos().
16749 * tree-pass.h (pass_cse_sincos): Declare.
16750 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
16752 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
16754 PR rtl-optimization/29329
16755 * combine.c (replaced_rhs_insn): Rename to i2mod.
16756 (replaced_rhs_value): Rename to i2mod_new_rhs.
16757 (i2mod_old_rhs): New global variable.
16758 (combine_instructions): Adjust for above change. Save a copy of
16759 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
16760 note are substituted in the second instruction.
16761 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
16762 ditch the note if it pertains to the second eliminated register
16763 and this register is mentioned in i2mod_old_rhs.
16766 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
16768 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
16769 the insn to which the note was originally attached.
16771 2007-01-21 Jan Hubicka <jh@suse.cz>
16773 * ipa-inline.c (inlining_mode): Comment, move up.
16774 (cgraph_decide_inlining_incrementally): Do not perform inlining
16775 itself; fix handling of flattening of self recursive functions.
16776 (cgraph_find_cycles): Remove.
16777 (cgraph_flatten_node): Remove.
16778 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
16779 (try_inline): New function.
16780 (cgraph_early_inlining): Update call of
16781 cgraph_decide_inlining_incrementally. Apply inlining here.
16782 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
16784 2007-01-21 Dirk Mueller <dmueller@suse.de>
16787 * tree-vrp.c (check_array_bounds): do not warn
16788 about ADDR_EXPR's of ARRAY_REF's which are immediately
16789 used in binary expressions.
16791 2007-01-21 Ira Rosen <irar@il.ibm.com>
16793 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
16794 read_write_dep and macros for its access.
16795 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
16796 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
16797 argument, call vect_check_interleaving for every independent pair of
16798 data-refs. Mark loads that access the same memory location as a store
16800 (vect_check_dependences): Remove.
16801 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
16802 call, fix the call to vect_analyze_data_ref_dependence.
16803 (vect_analyze_data_ref_access): For statements that access the same
16804 data-ref, check that they are not stores; for loads, check that there
16805 is no store that access the same location.
16807 2007-01-20 Roger Sayle <roger@eyesopen.com>
16808 Joseph Myers <joseph@codesourcery.com>
16810 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
16811 (-fdump-rtl-stack): Likewise.
16812 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
16813 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
16814 (-mpt-fixed): Use @minus{} for minus sign.
16815 (Using Precompiled Headers): Fix under/overfull hbox.
16817 2007-01-20 Jan Hubicka <jh@suse.cz>
16819 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
16820 place within annotation.
16822 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16824 * pa.c (output_move_double): Change array size of xoperands to 4.
16826 2007-01-20 Jan Hubicka <jh@suse.cz>
16828 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
16831 2007-01-19 Ian Lance Taylor <iant@google.com>
16833 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
16834 constant to unsigned HOST_WIDE_INT before negating.
16836 2007-01-19 Ian Lance Taylor <iant@google.com>
16838 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
16840 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
16841 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
16842 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
16843 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
16844 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
16845 (realloc_vdef, realloc_vuse): Change second parameter to
16847 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
16848 fields to unsigned.
16849 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
16850 unsigned. Change x and lim locals to unsigned.
16851 (realloc_vdef, realloc_vuse): Change num_elem parameter to
16853 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
16854 (copy_virtual_operands): Change i and n locals to unsigned.
16856 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16858 PR middle-end/29335
16859 * builtins.c (fold_builtin_1): Handle builtin fdim.
16861 2007-01-20 Jan Hubicka <jh@suse.cz>
16863 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
16864 * tree-ssa-structalias.c (compute_points_to_sets): Do call
16865 init_alias_heapvars.
16866 (init_alias_heapvars): Initialize only when not already initialized.
16867 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
16869 2007-01-19 Roger Sayle <roger@eyesopen.com>
16871 * common.opt (fsigned-zeros): New command line option.
16872 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
16873 of flag_unsafe_math_optimizations.
16874 * opts.c (set_fast_math_flags): The -ffast-math command line option
16875 implies -fno-signed-zeros.
16876 (fast_math_flags_set_p): Likewise.
16878 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
16879 the documentation of -ffast-math appropriately. Wrap long lines.
16881 2007-01-19 Steve Ellcey <sje@cup.hp.com>
16883 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
16884 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
16886 2007-01-19 Tomas Bily <tbily@suse.cz>
16888 * cgraphunit.c (cgraph_finalize_function): Updating of pid
16890 (tree_init_ic_make_global_vars): New function
16891 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
16892 (tree_gen_ic_profiler): New function
16893 (tree_gen_ic_func_profiler): New function
16894 (tree_profiling): Added calling of tree_gen_ic_func_profiler
16895 (tree_profile_hooks): Added hook for indirec/virtual calls
16896 * value-prof.c (tree_find_values_to_profile): New case for
16898 (tree_values_to_profile): Call for determining indirect/virtual
16900 (tree_indirect_call_to_profile): New function
16901 (tree_ic_transform): New function
16902 (tree_ic): New function
16903 (find_func_by_pid): New function
16904 (init_pid_map): New function
16905 (tree_value_profile_transformations): Added check for
16906 indirect/virtual call transformation
16907 * value-prof.h (enum hist_type): New counter type for
16908 indirect/virtual calls
16909 (profile_hooks): Added new hook for profiling indirect/virtual
16911 * profile.c (instrument_values): New case for indirect/virtual
16913 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
16914 (GCOV_COUNTER_V_INDIR): New counter type
16915 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
16916 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
16918 * cgraph.c: Definition of cgraph_max_pid
16919 (cgraph_create_node): Default init of pid attribute
16920 * cgraph.h: Declaration of cgraph_max_pid
16921 (struct cgraph_node): Added pid attribute
16922 * libgcov.c (__gcov_indirect_call_profiler): New function
16923 (__gcov_one_value_profiler_body): New function
16924 (__gcov_one_value_profiler): Body was moved to
16925 __gcov_one_value_profiler_body and calls it
16927 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
16929 * doc/gty.texi (Options): Document the mark_hook option to GTY.
16930 * gengtype.c (write_types_data, write_func_for_structure,
16931 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
16932 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
16933 (walk_type, write_func_for_structure): Generate the mark_hook if
16936 2007-01-19 Jan Hubicka <jh@suse.cz>
16938 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
16939 'early' argument take inlining mode argument specifying whether to
16940 inline for size/speeed or all functions; add support for flattening;
16942 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
16944 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16947 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
16948 the name of the declared identifier.
16950 2007-01-19 Dirk Mueller <dmueller@suse.de>
16952 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
16953 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
16954 duplicate evaluation.
16956 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
16958 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
16959 Macroize expander using X87MODEF12 mode macro. Extend operand 1
16960 to XFMode, use acosxf2 and truncate result to requested mode.
16961 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
16962 (asin<mode>2): Similarly, with asin expanders.
16963 (*fscalexf4_i387): Rename from *fscalexf4.
16964 (expNcorexf3): New expander.
16965 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
16966 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
16967 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
16968 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
16969 patterns for SSE math.
16970 (exp10<mode>2): Similarly, with exp10 expanders.
16971 (exp2<mode>2): Similarly, with exp2 expanders.
16972 (expm1<mode>2): Similarly, with expm1 expanders.
16973 (ldexp<mode>3): Similarly, with ldexp expanders.
16974 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
16975 Use gen_truncxf<mode>2_i387_noop to truncate result.
16977 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16979 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
16980 for ColdFire targets.
16982 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
16983 Richard Sandiford <richard@codesourcery.com>
16985 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
16986 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
16987 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
16988 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
16989 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
16990 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
16992 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16994 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
16995 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
16996 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
16997 (*adddi_dilshr32_cf): New pattern.
16998 (adddi3, subdi3): Remove first alternatives.
17000 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17002 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
17003 implemented using move.l, do not use its cc result for floating-point
17006 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17008 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
17009 from accepting 's' constraints if flag_pic.
17011 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17013 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
17014 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
17015 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
17016 condition from TARGET_68881 to TARGET_HARD_FLOAT.
17018 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
17020 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
17021 ColdFire alternatives.
17022 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
17023 * config/m68k/m68k.md (clzsi2): Define for ColdFire
17024 architectures that support ff1 instruction.
17026 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17027 Julian Brown <julian@codesourcery.com>
17029 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
17030 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
17031 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
17034 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17036 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
17038 (output_move_const_into_data_reg, output_move_simode_const): Delete.
17039 * config/m68k/m68k.c (const_method, const_int_cost): Take a
17040 HOST_WIDE_INT instead of an rtx.
17041 (m68k_rtx_costs): Update call accordingly.
17042 (output_move_const_into_data_reg): Likewise. Fix formatting.
17043 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
17045 (output_move_simode_const): Update calls after above changes.
17046 Rework to use automatic variables and predicates like MEM_P.
17047 * config/m68k/m68k.md (pushexthisi_const): Update call to
17050 2007-01-19 Dirk Mueller <dmueller@suse.de>
17052 * tree-ssa-alias.c (perform_var_substitution): Fix typo
17053 in dump_flags test.
17055 2007-01-19 Richard Guenther <rguenther@suse.de>
17057 * builtins.c (expand_builtin_cexpi): Fall back to expanding
17058 via cexp in case sincos is not available.
17060 2007-01-19 Richard Guenther <rguenther@suse.de>
17062 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
17063 * defaults.h (TARGET_HAS_SINCOS): Default to off.
17064 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
17065 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
17066 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
17067 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
17068 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
17069 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
17071 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
17073 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
17075 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
17076 (atan2xf3): Directly generate RTL pattern.
17077 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
17078 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
17079 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17080 disable patterns for SSE math.
17081 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
17082 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
17083 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17084 disable patterns for SSE math.
17086 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
17088 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
17090 2007-01-18 Roger Sayle <roger@eyesopen.com>
17092 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
17093 VIEW_CONVERT_EXPR to the same type as it's operand.
17095 2007-01-18 David Edelsohn <edelsohn@gnu.org>
17097 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
17098 configured for long double 128.
17100 2007-01-18 Mike Stump <mrs@apple.com>
17102 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
17105 2007-01-18 Michael Meissner <michael.meissner@amd.com>
17107 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
17110 2007-01-18 Jan Hubicka <jh@suse.cz>
17112 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
17113 greater than NUM_VOP_FREE_BUCKETS.
17115 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
17117 * tree-ssa-structalias.c: Update comments.
17118 (ptabitmap_obstack): Removed.
17119 (pta_obstack): New.
17120 (oldpta_obstack): Ditto.
17121 (stats): Add a few members.
17122 (struct variable_info): Remove node, complex, address_taken, and
17123 indirect_target members. Add oldsolution member.
17124 (new_var_info): Do not initialize removed members.
17125 (constraint_expr_type): Remove INCLUDES.
17126 (constraint_graph): Add size, implicit_preds, rep,
17127 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
17128 (FIRST_REF_NODE): New macro.
17129 (LAST_REF_NODE): Ditto.
17130 (FIRST_ADDR_NODE): Ditto.
17131 (find): New function.
17133 (dump_constraint): Do not handle INCLUDES.
17134 (insert_into_complex): Do not insert duplicate constraints.
17135 (condense_varmap_nodes): Renamed and rewritten into ...
17136 (merge_node_constraints): This. Also fix bug in handling of
17137 offseted copy constraints.
17138 (clear_edges_for_node): No longer need to deal with preds at all,
17139 or removing associated preds/succs.
17140 (merge_graph_nodes): Deal with indirect_cycles.
17141 Don't deal with predecessors.
17142 (add_implicit_graph_edge): New function.
17143 (add_pred_graph_edge): Ditto.
17144 (add_graph_edge): Don't deal with predecessors.
17145 (build_constraint_graph): Removed.
17146 (build_pred_graph): New function.
17147 (build_succ_graph): Ditto.
17148 (struct scc_info): Removed in_component. Added roots, dfs, and
17149 node_mapping. Remove visited_index, unification_queue.
17150 (scc_visit): Deal with union-find we do now.
17151 Deal with cycles with REF nodes.
17152 (collapse_nodes): Renamed and rewritten to ...
17153 (unify_nodes): This.
17154 (process_unification_queue): Removed.
17155 (topo_visit): Cleanup
17156 (do_da_constraint): Use find.
17157 (do_sd_constraint): Ditto.
17158 (do_ds_constraint): Ditto.
17159 (do_complex_constraint): Ditto.
17160 (init_scc_info): Update for removed and added members.
17161 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
17162 (find_indirect_cycles): This.
17163 (equivalence_class): New variable.
17164 (label_visit): New function.
17165 (perform_variable_substitution): Rewritten.
17166 (free_var_substitution_info): New function.
17167 (find_equivalent_node): Ditto.
17168 (move_complex_constraints): Ditto.
17169 (eliminate_indirect_cycles): Ditto.
17170 (solve_graph): Only propagate changed bits.
17171 Use indirect cycle elimination.
17173 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
17174 (tree_id_eq): Renamed to ...
17175 (tree_vi_eq): This. Update for member change
17176 (insert_id_for_tree): Renamed and rewritten to ...
17177 (insert_vi_for_tree): This.
17178 (lookup_id_for_tree): Renamed and rewritten to ...
17179 (lookup_vi_for_tree): This.
17180 (get_id_for_tree): Renamed and rewritten to ...
17181 (get_vi_for_tree): Ditto.
17182 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
17183 (process_constraint): Don't handle INCLUDES.
17184 Remove special ADDRESSOF case.
17185 (find_func_aliases): Rewrite to use vi functions instead of id
17187 (create_function_info_for): Ditto.
17188 (create_variable_info_for): Ditto.
17189 (intra_create_variable_infos): Ditto.
17190 (merge_smts_into): Ditto.
17191 (find_what_p_points_to): Ditto.
17192 (init_base_vars): Ditto.
17193 (init_alias_vars): Ditto.
17194 (remove_preds_and_fake_succs): New function.
17195 (dump_sa_points_to_info): Dump new stats.
17196 (dump_solution_for_var): Use find.
17197 (set_used_smts): Fix formatting.
17198 (compute_points_to_sets): Updated for new functions.
17199 (ipa_pta_execute): Ditto.
17201 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17202 Richard Sandiford <richard@codesourcery.com>
17204 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
17206 * calls.c (expand_call): If the return value is a PARALLEL,
17207 extract its first member.
17208 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
17209 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
17210 use FUNCTION_EXTRA_EPILOGUE.
17211 (m68k_function_value): Return a PARALLEL if the return value
17212 is of a pointer type.
17213 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
17214 (FUNCTION_EXTRA_EPILOGUE): Remove.
17215 * config/m68k/m68k.md (D0_REG): New constant.
17217 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17219 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
17220 output a NOP for empty epilogues.
17222 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17224 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
17225 before function. Extend register save check to include all
17226 registers, not just integer ones.
17228 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17230 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
17231 (m68k_use_return_insn): ...this.
17232 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
17233 * config/m68k/m68k.c (use_return_insn): Rename to...
17234 (m68k_use_return_insn): ...this.
17235 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
17236 of USE_RETURN_INSN.
17238 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17240 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
17241 nearest even, fix denormal rounding overflow.
17243 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17245 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
17246 f%$smove and f%$move.
17247 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
17248 (extendsfdf2_cf): Use fdmove instead of f%&move.
17249 (truncdfsf2_cf): Use fsmove instead of f%$smove.
17250 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
17252 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17254 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
17257 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17259 * real.h (real_format): Add a canonical_nan_lsbs_set field.
17260 (coldfire_single_format): Declare.
17261 (coldfire_double_format): Likewise.
17262 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
17263 of qnan_msb_set to determine the lower bits of a canonical
17265 (encode_ieee_double): Likewise.
17266 (encode_ieee_quad): Likewise.
17267 (ieee_single_format): Initialize canonical_nan_lsbs_set.
17268 (mips_single_format): Likewise.
17269 (ieee_double_format): Likewise.
17270 (mips_double_format): Likewise.
17271 (ieee_extended_motorola_format): Likewise.
17272 (ieee_extended_intel_96_format): Likewise.
17273 (ieee_extended_intel_128_format): Likewise.
17274 (ieee_extended_intel_96_round_53_format): Likewise.
17275 (ibm_extended_format): Likewise.
17276 (mips_extended_format): Likewise.
17277 (ieee_quad_format): Likewise.
17278 (mips_quad_format): Likewise.
17279 (vax_f_format): Likewise.
17280 (vax_d_format): Likewise.
17281 (vax_g_format): Likewise.
17282 (i370_single_format): Likewise.
17283 (i370_double_format): Likewise.
17284 (decimal_single_format): Likewise.
17285 (decimal_double_format): Likewise.
17286 (decimal_quad_format): Likewise.
17287 (c4x_single_format): Likewise.
17288 (c4x_extended_format): Likewise.
17289 (real_internal_format): Likewise.
17290 (coldfire_single_format): New real_format.
17291 (coldfire_double_format): Likewise.
17292 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
17293 canonical_nan_lsbs_set.
17294 (pdp11_d_format): Likewise.
17295 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
17296 if TARGET_COLDFIRE_CPU.
17298 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17300 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
17301 (output_call, m68k_legitimize_call_address): Declare.
17302 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
17303 parenthesees. Add support for a 'W' constraint.
17304 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
17305 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
17306 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
17307 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
17309 (override_options): Initialize them. Do not set flag_no_function_cse
17310 for TARGET_ID_SHARED_LIBRARY.
17311 (m68k_output_pic_call): Delete.
17312 (m68k_legitimize_call_address): New function.
17313 (print_operand): Remove the %o prefix. Handle the %p prefix.
17314 (output_call): New function.
17315 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
17316 target address from the GOT if symbolic jumps are not allowed.
17317 * config/m68k/m68k.md (call, general_operand): Do not set
17318 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
17319 Merge separate flag_pic and !flag_pic define_insns into...
17320 (*call, *call_value): ...these new patterns. Match the address
17321 rather than the containing MEM and require it to be a call_operand.
17322 Use output_call to generate the asm template.
17323 * config/m68k/predicates.md (const_call_operand): New predicate.
17324 (call_operand): Likewise.
17326 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17328 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
17329 (STACK_GROWS_DOWNWARD): Define to 1.
17330 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
17331 comments, emphasizing that these values are only defaults.
17332 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
17333 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
17335 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17337 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
17339 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17340 Richard Sandiford <richard@codesourcery.com>
17342 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
17343 (FP_REGNO_P): New macros.
17344 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
17345 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
17346 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
17347 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
17349 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17351 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17352 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
17354 * config/m68k/t-floatlib: New file, extracting common code from...
17355 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
17356 * config/m68k/t-uclinux: Here.
17357 * config/m68k/fpgnulib.c: Do not compile extendeed precision
17358 routines on ColdFire targets.
17360 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17362 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17363 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
17364 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
17365 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
17366 explicitly set MOTOROLA to 1.
17367 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
17369 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17370 Nathan Sidwell <nathan@codesourcery.com>
17372 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
17373 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
17374 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
17375 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
17376 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
17377 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
17378 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
17379 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
17380 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
17381 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
17382 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
17383 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
17384 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
17385 (DBX_REGISTER_NUMBER): Delete.
17386 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
17387 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
17388 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
17390 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17392 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
17393 * config/flat.h: New file.
17394 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
17395 OBJECT_FORMAT_FLAT.
17396 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
17397 indirect references for -msep-data or -mid-shared-library.
17398 Do not use PC-relative code addresses either.
17399 * config/m68k/m68k.c (override_options): Restrict -fPIC error
17401 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
17402 for shared libraries and crt1.o for executables. Use crti.o and
17404 (ENDFILE_SPEC): Use crtend.o and crtn.o.
17405 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
17406 Do not add -elf2flt or -shared-lib-id options here.
17407 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
17408 Pass -shared-lib-id if -mid-shared-library, taking the library
17409 identifier from -mshared-library-id if given, otherwise
17411 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
17412 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
17413 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
17414 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
17415 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
17416 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
17418 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
17419 jump sequence for ISA A and ISA A+.
17420 (PICJUMP): Likewise.
17422 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17424 * config.gcc (m68k-*-uclinux*): Base the port on the common
17425 and m68k GNU/Linux files rather than on the generic ELF ones.
17426 * config/m68k/uclinux.h (TARGET_VERSION): Override.
17427 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
17429 2007-01-18 Julian Brown <julian@codesourcery.com>
17430 Richard Sandiford <richard@codesourcery.com>
17432 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
17433 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
17434 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
17436 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
17437 80 unconditionally.
17438 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
17440 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17442 * doc/install.texi: Document m68k-uclinuxoldabi.
17443 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
17444 * config/m68k/uclinux-oldabi.h: New file, copied from
17445 config/m68k/uclinux.h.
17447 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
17449 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
17450 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
17451 (m32r_compute_frame_size): Use unsigned for regno.
17452 (m32r_reload_lr): Use gen_frame_mem.
17454 (m32r_output_function_epilogue): Don't output the function epilogue
17456 (m32r_expand_epilogue): New.
17457 (direct_return): Return false if the function has the interrupt
17459 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
17460 * config/m32r/m32r.md (epilogue): New expander.
17461 (return_lr, return_rte): New insns.
17462 (return): Make it expander.
17463 (return_normal): New expander.
17465 2007-01-18 Josh Conner <jconner@apple.com>
17468 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
17469 support for UNLE, UNLT, UNGE, and UNGT.
17471 2007-01-18 Jan Hubicka <jh@suse.cz>
17473 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
17474 * tree-tailcall (add_virtual_phis): Likewise.
17475 (optimize_tail_call): Return TODOs.
17476 (execute_tail_calls): Return TODOs.
17477 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
17478 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
17480 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
17481 Cleanup cfg using TODO.
17482 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
17483 * passes.c (execute_function_todo): When cleanup did something, remove
17485 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
17486 (make_edges): Don't cleanup_cfg.
17488 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
17490 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
17491 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
17492 operate on the top of stack.
17493 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
17494 register handling of instructions that output to the second
17496 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
17497 (move_for_stack_reg): Special-case check for dead destination
17498 stack slot for constant load of 1.0 inside UNSPEC_TAN.
17500 * config/i386/i386.md (UNSPEC_TAN): New constant.
17501 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
17502 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
17503 to correctly model move of constant 1.0 to top stack slot.
17504 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
17505 (unnamed peephole2 pattern): Remove corresponding peephole2
17506 pattern that optimizes tan insn and loading of constant 1.0.
17507 (tanxf2): Use fptanxf4_i387.
17508 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
17509 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
17510 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17511 disable patterns for SSE math.
17512 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
17513 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
17515 2007-01-18 Dirk Mueller <dmueller@suse.de>
17516 Richard Guenther <rguenther@suse.de>
17519 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
17520 * common.opt (Warray-bounds): Add new warning option.
17521 * c-opts.c (c_common_handle_option): Define -Warray-bounds
17523 * Makefile.in: make tree-vrp.o depend on toplev.h
17524 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
17526 (check_array_refs, check_array_bounds, check_array_ref): New.
17528 2007-01-18 Jan Hubicka <jh@suse.cz>
17530 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
17531 (execute_ssa_ccp): Return flags conditionally.
17532 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
17534 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
17536 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
17538 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
17539 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
17541 * Makefile.c (GTFILES): Add cfglayout.h.
17542 * gengtype.c (open_base_files): Likewise.
17543 * cfglayout.c (cfg_layout_function_footer,
17544 cfg_layout_function_header) Reindent to make gengtype happy.
17545 * cfglayout.h (cfg_layout_function_footer,
17546 cfg_layout_function_header): Add GTY(()) marker.
17548 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
17550 2007-01-18 Ben Elliston <bje@au.ibm.com>
17552 * genautomata.c (write_automata): Include xstrerror output in the
17553 error message if writing the DFA description file fails.
17555 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
17557 * config/mips/mips-protos.h (mips_output_external): Make it
17559 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
17560 * config/mips/mips.c (irix_output_external_libcall): Likewise.
17561 (extern_list): Likewise.
17562 (extern_head): Likewise.
17563 (TARGET_ASM_FILE_END): Likewise.
17564 (mips_file_end): Likewise.
17565 (mips_output_external): Rewritten.
17567 2007-01-18 Ben Elliston <bje@au.ibm.com>
17569 * genpreds.c (write_insn_preds_c): Only write out the function
17570 body for regclass_for_constraint if we have register constraints.
17572 2007-01-17 Tom Tromey <tromey@redhat.com>
17574 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
17575 * doc/install.texi (Testing): Use sourceware.org.
17576 (Binaries): Likewise.
17577 (Specific): Likewise.
17578 * doc/contrib.texi (Contributors): Use sourceware.org.
17580 2007-01-17 Anatoly Sokolov <aesok@post.ru>
17582 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
17583 (AVR_ENHANCED): Rename to ...
17584 (AVR_HAVE_MUL): ... new.
17585 (avr_enhanced_p): Rename to ...
17586 (avr_have_mul_p): ... new.
17587 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
17588 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
17589 * config/avr/avr.c (avr_enhanced_p): Rename to ...
17590 (avr_have_mul_p): ... new.
17591 (base_arch_s): Rename 'enhanced' to 'have_mul'.
17592 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
17593 'avr_enhanced_p' and 'enhanced'.
17594 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
17595 AVR_HAVE_MUL instead of AVR_ENHANCED.
17596 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
17597 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
17598 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
17599 instead of AVR_ENHANCED.
17600 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
17601 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
17602 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
17604 2007-01-17 Ian Lance Taylor <iant@google.com>
17606 * vec.h (VEC_reserve_exact): Define.
17607 (vec_gc_p_reserve_exact): Declare.
17608 (vec_gc_o_reserve_exact): Declare.
17609 (vec_heap_p_reserve_exact): Declare.
17610 (vec_heap_o_reserve_exact): Declare.
17611 (VEC_OP (T,A,reserve_exact)): New static inline function, three
17613 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
17614 negative parameter.
17615 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
17616 (VEC_OP (T,A,copy)) [all versions]: Likewise.
17617 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
17618 * vec.c (calculate_allocation): Add exact parameter. Change all
17620 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
17621 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
17622 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
17623 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
17624 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
17625 (vec_heap_p_reserve_exact): New function.
17626 (vec_heap_o_reserve_exact): New function.
17628 2007-01-17 Jan Hubicka <jh@suse.cz>
17630 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
17632 2007-01-17 Eric Christopher <echristo@apple.com>
17634 * config.gcc: Support core2 processor.
17636 2007-01-16 Jan Hubicka <jh@suse.cz>
17638 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
17639 the names, just unlink the chain so we don't crash on dangling
17643 2007-01-16 Jan Hubicka <jh@suse.cz>
17645 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
17646 * tree-pass.h: Reorder to make IPA passes appear toegher.
17647 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
17649 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
17650 parameters, do not call early inliner.
17651 * ipa-inline.c: Update comments. Include tree-flow.h
17652 (cgraph_decide_inlining): Do not compute inlining parameters.
17653 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
17654 be called with function context set up.
17655 (pass_ipa_inline): Remove unreachable functions before pass.
17656 (cgraph_early_inlining): Simplify assuming to be called from the
17658 (pass_early_inline): New pass.
17659 (cgraph_gate_ipa_early_inlining): New gate.
17660 (pass_ipa_early_inline): Turn into simple wrapper.
17661 (compute_inline_parameters): New function.
17662 (gate_inline_passes): New gate.
17663 (pass_inline_parameters): New pass.
17664 (apply_inline): Move here from tree-optimize.c
17665 (pass_apply_inline): New pass.
17666 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
17668 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
17669 doing them by hand.
17670 (tree_function_versioning): Do not allocate dummy struct function.
17671 * tree-inline.h (optimize_inline_calls): Update prototype.
17672 * tree-optimize.c (execute_fixup_cfg): Export.
17673 (pass_fixup_cfg): Remove
17674 (tree_rest_of_compilation): Do not apply inlines.
17675 * tree-flow.h (execute_fixup_cfg): Declare.
17676 * Makefile.in (gt-passes.c): New.
17677 * passes.c: Include gt-passes.h
17678 (init_optimization_passes): New passes.
17679 (nnodes, order): New static vars.
17680 (do_per_function_toporder): New function.
17681 (execute_one_pass): Dump current pass here.
17682 (execute_ipa_pass_list): Don't dump current pass here.
17684 2007-01-16 Janis Johnson <janis187@us.ibm.com>
17686 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
17687 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
17689 2007-01-16 David Edelsohn <edelsohn@gnu.org>
17691 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
17692 (strong_alias): Define.
17693 (__gcc_qmul): Provide non-FMA for soft-float.
17694 (__gcc_qdiv): Same.
17699 (__gcc_qunord): New.
17709 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
17710 soft-float functions.
17711 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
17712 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
17713 about long double soft float.
17715 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
17716 Tehila Meyzels <tehila@il.ibm.com>
17718 * tree-vectorizer.h (is_pattern_stmt_p): New.
17719 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
17720 formatting (tabs instead of spaces). Cleanup and clarify setting
17721 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
17722 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
17723 (vectorizable_type_demotion): Check that types are integral.
17724 (vectorizable_type_promotion): Likewise.
17725 (vectorizable_store): Fix typo. Eliminate new-line at end of
17728 2007-01-16 Jan Hubicka <jh@suse.cz>
17730 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
17733 2007-01-15 Eric Christopher <echristo@apple.com>
17735 * ifcvt.c: Include vec.h, vecprim.h.
17736 (check_cond_move_block): New argument regs.
17737 Reorganize. Add registers used to regs.
17738 (cond_move_process_if_block): Use regs set above as
17741 2007-01-15 Eric Christopher <echristo@apple.com>
17743 * config/darwin.h: Update copyright.
17744 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
17745 (LINK_COMMAND_SPEC): Add -u.
17746 (LINK_SPEC): Fix umbrella for above.
17748 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
17750 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
17753 2007-01-15 Tom Tromey <tromey@redhat.com>
17755 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
17756 * doc/install.texi (Testing): Don't mention jacks.
17757 (Configuration): Document --enable-java-maintainer-mode. Move
17758 --with-java-home to libgcj-specific section. Document
17760 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
17762 2007-01-15 Jan Hubicka <jh@suse.cz>
17764 * tree-ssa-dce.c (DCE_TODOs): New.
17765 (propagate_necessity): Return if something changed.
17766 (eliminate_unnecessary_stmts): Likewise.
17767 (perform_tree_ssa_dce): Return TODO flags when needed.
17768 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
17770 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
17772 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
17773 (fyl2x_extend<mode>xf3_i387): New insn pattern.
17774 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
17775 patterns using X87MODEF12 mode macro. Extend operand 1
17776 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
17777 (log10<mode>2): Ditto.
17778 (log2<mode>2): Ditto.
17779 (log1p<mode>2): Ditto.
17780 (logb<mode>2): Ditto.
17781 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
17782 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
17783 (*fxtractxf3_i387): Rename from *fxtractxf3.
17784 (fxtract_extend<mode>xf3_i387): New insn pattern.
17785 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
17786 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
17787 and gen_fyl2xxf3_i387().
17789 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
17791 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
17792 * cfgloopmanip.c (fix_loop_placement): Made static. Use
17793 get_loop_exit_edges. Changed return type to bool.
17794 * cfgloop.h (fix_loop_placement): Declaration removed.
17796 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
17798 * param.h (MIN_VECT_LOOP_BOUND): New.
17799 * params.def (MIN_VECT_LOOP_BOUND): New.
17800 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
17801 argument - minimum threshold for number of iterations.
17802 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
17803 argument to declaration.
17804 * tree-vect-analyze.c (vect_analyze_operations): Check value of
17805 MIN_VECT_LOOP_BOUND.
17806 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
17807 slpeel_tree_peel_loop_to_edge with additional argument.
17808 (vect_do_peeling_for_alignment): Likewise.
17809 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
17811 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
17814 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
17815 operands of size 1.
17817 2007-01-14 Jan Hubicka <jh@suse.cz>
17819 * tree-dfa.c (remove_referenced_var): New function.
17820 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
17821 prune referenced vars list too.
17822 * tree-flow.h (remove_referenced_var): Declare.
17824 2007-01-14 Jan Hubicka <jh@suse.cz>
17826 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
17828 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
17829 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
17830 * except.h (verify_eh_throw_table_statements): Kill prototype.
17831 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
17832 into call exrepssions.
17833 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
17835 * tree-cfg.c: Include pointer-set.h.
17836 (verify_node_sharing): Work on pointer set.
17837 (verify_eh_throw_stmt_node): New.
17838 (verify_stmts): Use pointers sets, verify throw_stmt.
17840 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
17842 * ipa-reference.c (analyze_function): Consider also addresses taken
17845 2007-01-12 Roger Sayle <roger@eyesopen.com>
17847 * c-typeck.c (null_pointer_constant_p): Replace use of
17848 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17849 (build_c_cast): Likewise.
17851 2007-01-12 Roger Sayle <roger@eyesopen.com>
17853 * tree.h (force_fit_type_double): Remove unused final argument.
17854 * c-common.c (constant_expression_warning): Replace use of
17855 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17856 (convert_and_check): Likewise.
17857 (shorten_compare): Update call to force_fit_type_double.
17858 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
17859 * convert.c (convert_to_pointer): Update call to
17860 force_fit_type_double.
17861 * fold-const.c (force_fit_type_double): Remove overflowed_const
17863 (int_const_binop, fold_convert_const_int_from_int,
17864 fold_convert_const_int_from_real, fold_div_compare,
17865 fold_sign_changed_comparison, fold_unary, fold_negate_const,
17866 fold_abs_const, fold_not_const): Remove the final argument from
17867 calls to force_fit_type_double.
17869 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
17871 * configure.ac: Set insn to "nop" for spu-*-* also.
17872 * configure: Regenerate.
17874 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
17876 * builtins.def : Add BUILT_IN_FREE.
17878 2007-01-12 Jan Hubicka <jh@suse.cz>
17880 PR tree-optimization/30443
17881 * tree-inline.c (tree_function_versioning): Do not optimize when
17882 cloning for inlining.
17884 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
17886 * doc/loop.texi: Document recording of loop exits.
17887 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
17888 (update_single_exits_after_duplication,
17889 update_single_exit_for_duplicated_loop,
17890 update_single_exit_for_duplicated_loops): Removed.
17891 (duplicate_loop_to_header_edge): Do not call
17892 update_single_exits_after_duplication and
17893 update_single_exit_for_duplicated_loops.
17894 (loop_version): Do not update single_exit information.
17895 (fix_loop_structure): Use record_loop_exits instead of
17896 mark_single_exit_loops.
17897 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
17898 the lists of loop exits.
17899 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
17900 split_edge, merge_blocks): Update the lists of loop exits.
17901 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
17902 loop_optimizer_init.
17903 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
17904 of mark_single_exit_loops.
17905 (loop_optimizer_finalize): Call release_recorded_exits.
17906 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
17907 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
17908 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
17909 update single exit information.
17910 * lambda-code.c (perfect_nestify): Ditto.
17911 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
17912 (mark_single_exit_loops): Removed.
17913 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
17914 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
17915 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
17917 (get_loop_exit_edges, single_exit): Use recorded exit lists.
17918 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
17919 (verify_loop_structure): Verify consistency of the exit lists.
17920 (flow_loops_find): Use alloc_loop. Initialize exits hash.
17921 (set_single_exit): Removed.
17922 * cfgloop.h (struct loop_exit): New function.
17923 (struct loop): single_exit_ field replaced by exits field.
17924 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
17925 LOOPS_HAVE_RECORDED_EXITS.
17926 (struct loops): Added exits hash.
17927 (mark_single_exit_loops, set_single_exit): Declaration removed.
17928 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
17930 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17932 * doc/invoke.texi: Avoid use of @headitem.
17934 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17936 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
17938 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17940 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
17943 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
17944 Richard Sandiford <richard@codesourcery.com>
17946 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
17947 * config/m68k/m68k.opt: Resort options.
17948 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
17950 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
17951 Richard Sandiford <richard@codesourcery.com>
17953 * doc/invoke.texi: Document the macros that are defined by
17954 m68k's -mtune and -mhard-float options.
17955 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
17956 (m68k_cpp_cpu_family): Likewise.
17957 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
17958 of __ucfv*__ macros. Define __mcffpu__ if generating code for
17959 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
17960 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
17961 (m68k_cpp_cpu_family): Likewise.
17963 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17965 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
17966 macros besides mc68000 as tuning macros. Use a switch statement
17967 to set them and mcpu32.
17969 2007-01-12 Julian Brown <julian@codesourcery.com>
17971 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
17972 (TARGET_68040_ONLY): Rename to...
17973 (TARGET_68040): ...this.
17974 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
17975 * config/m68k/m68k.md: Likewise.
17977 2007-01-12 Julian Brown <julian@codesourcery.com>
17978 Nathan Sidwell <nathan@codesourcery.com>
17979 Richard Sandiford <richard@codesourcery.com>
17981 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
17982 the -mcpu= argument associated with the --with-cpu setting.
17983 Define M68K_DEFAULT_TUNE to the default -mtune= option,
17984 if different from the one implied by the -mcpu setting.
17985 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
17986 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
17987 * doc/invoke.texi: Mention ColdFire in the introduction to the
17988 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
17989 -mno-div and -mhard-float options. Make -m68881 a synonym for
17990 -mhard-float. Document the previously-undocumented -m5206e,
17991 -m528x, -m5307 and -m5407 options. Tweak the existing option
17992 documentation for consistency.
17993 * doc/install.texi: Mention new --with-cpu arguments.
17994 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
17995 default CPU if neither -mcpu nor -march are specified.
17996 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
17997 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
17998 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
17999 using m68k_tune to decide between families that implement the
18000 same ISA. Use m68k_tune to set __mcfv4e__.
18001 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
18002 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
18003 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
18004 (FL_ISA_C, FL_ISA_MMU): New macros.
18005 (MASK_COLDFIRE): Delete.
18006 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
18007 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
18008 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
18009 (TARGET_HARD_FLOAT): Do not define here.
18010 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
18011 (TUNE_68000): New macro.
18012 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
18013 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
18014 (TUNE_CFV2): Redefine in terms of m68k_tune.
18015 (uarch_type, target_device, fpu_type): New enums.
18016 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
18017 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
18018 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
18019 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
18020 (FL_FOR_isa_c): New macros.
18021 (m68k_isa): New enum.
18022 (m68k_target_selection): New structure.
18023 (all_devices, all_isas, all_microarchs): New tables.
18024 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
18025 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
18026 (MASK_ALL_CPU_BITS): Delete.
18027 (m68k_find_selection): New function.
18028 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
18029 Map the legacy target options to a combination of the new ones.
18030 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
18031 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
18032 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
18034 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
18035 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
18037 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
18038 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
18039 * config/m68k/m68k-devices.def: New file.
18041 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18042 Nathan Sidwell <nathan@codesourcery.com>
18044 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
18045 (SUBTARGET_EXTRA_SPECS): New macros.
18046 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
18047 use %(asm_cpu_spec) instead.
18048 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
18049 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
18050 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
18051 (EXTRA_SPECS): Rename to...
18052 (SUBTARGET_EXTRA_SPECS): ...this.
18054 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
18055 Richard Sandiford <richard@codesourcery.com>
18056 Julian Brown <julian@codesourcery.com>
18058 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
18059 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
18060 to the configuration's default CPU.
18061 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
18062 Remove default masks.
18063 (m680[012]0-*-*): Set the default with_cpu to the first part of
18065 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
18066 (m68k*-*-linux): Extend the --with-cpu handling to...
18067 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
18068 and m68010. Don't set target_cpu_default2.
18069 * doc/install.texi: Document --with-cpu for m68k.
18070 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
18071 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
18072 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
18073 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
18074 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
18075 (ASM_SPEC): Remove use of %(asm_cpu_default).
18076 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
18077 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
18078 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
18079 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
18080 __HAVE_FPU__ if TARGET_HARD_FLOAT.
18081 (TARGET_DEFAULT): Delete.
18082 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
18083 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
18084 (CPP_CPU_SPEC): Delete.
18085 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
18086 the appropriate string.
18087 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
18088 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
18089 (ASM_SPEC): Don't use %(asm_default_spec).
18090 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
18091 TARGET_DEFAULT and add MASK_68881.
18092 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
18094 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18096 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
18097 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
18098 MASK_68010 alongside MASK_68020.
18099 * doc/invoke.texi: Document -m68010.
18100 * config/m68k/m68k.opt (m68010): New.
18101 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
18103 (TUNE_68010): New macro.
18104 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
18105 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
18106 (M68K_CPU_m68332): Add MASK_68010.
18107 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
18108 fallback definition.
18109 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
18111 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
18112 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
18113 to all entries that use MASK_68020.
18114 (output_move_simode_const, output_move_himode, output_move_qimode)
18115 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
18116 instead of TARGET_68020 to select clr behavior. Remove comment
18117 about there being no TARGET_68010.
18118 * config/m68k/m68k.md: Likewise throughout.
18120 2007-01-12 Julian Brown <julian@codesourcery.com>
18122 * config/m68k/m68k.h (TARGET_ISAB): New macro.
18123 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
18124 * config/m68k/m68k.md: Likewise.
18126 2007-01-12 Julian Brown <julian@codesourcery.com>
18128 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
18129 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
18131 2007-01-12 Julian Brown <julian@codesourcery.com>
18133 * config/m68k/m68k.h (TUNE_68040_60): New macro.
18134 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
18135 * config/m68k/m68k.md: Likewise.
18137 2007-01-12 Julian Brown <julian@codesourcery.com>
18138 Richard Sandiford <richard@codesourcery.com>
18140 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
18141 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
18142 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
18144 (TARGET_CPU32): Rename to...
18145 (TUNE_CPU32): ...this.
18146 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
18147 (TUNE_CFV2): New macros.
18148 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
18149 remove conditions that are implied by TARGET_68020.
18150 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
18151 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
18152 (m68k_output_function_epilogue): Likewise.
18153 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
18154 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
18155 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
18156 non-68000 timings. Refactor multiplication and division costs.
18157 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
18158 TUNE_CPU32 instead of TARGET_CPU32.
18159 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
18160 and TUNE_68060 instead of TARGET_68060.
18161 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
18162 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
18164 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
18165 && !TARGET_COLDFIRE" to choose between moveq and clr.
18166 Likewise in the unnamed movsf pattern.
18167 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
18168 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
18171 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18173 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
18174 of tabbing before backslashes.
18176 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18178 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
18179 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
18180 (ASM_OUTPUT_INTERNAL_LABEL): Define.
18182 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
18184 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
18185 find_interesting_uses_cond.
18186 (find_interesting_uses_cond): Use extract_cond_operands.
18187 (rewrite_use_compare): Use extract_cond_operands and
18188 force_gimple_operand_bsi. Do not call update_stmt.
18189 (determine_use_iv_cost_condition): Use extract_cond_operands.
18190 Return cheaper of using original bound and changing the exit bound.
18192 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
18194 PR tree-optimization/29516
18195 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
18196 most_expensive_mult_to_index, addr_to_parts,
18197 create_mem_ref, maybe_fold_tmr): Make the type of
18198 fields of TARGET_MEM_REF sizetype.
18199 (move_fixed_address_to_symbol, move_pointer_to_base):
18201 * tree.def (TARGET_MEM_REF): Add comment on types of
18204 2007-01-11 Joseph Myers <joseph@codesourcery.com>
18206 * c-common.c (vector_types_convertible_p): Treat opaque types as
18207 always convertible if they have the same size, but not otherwise.
18209 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
18211 * ifcvt.c (struct noce_if_info): Add comments to the fields.
18212 Remove the b_unconditional field.
18213 (noce_try_sign_mask): Do not look at b_unconditional.
18214 (noce_process_if_block): Do not use merge_if_blocks. Update
18215 the CFG here. Do not set b_unconditional.
18216 (cond_move_process_if_block): Likewise.
18217 (find_cond_trap): Likewise.
18218 (check_cond_move_block): Require simple jump insns at the end
18219 of the basic block.
18221 2007-01-11 Jan Hubicka <jh@suse.cz>
18223 PR tree-optimization/1046
18224 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
18225 when alias info is not ready.
18226 (pass_tail_recursion): Do not require aliasing.
18227 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
18228 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
18229 * tree-ssa-copy.c (pass_copy_prop): Likewise.
18230 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
18231 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
18232 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
18233 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
18235 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
18236 When aliasing is not build, mark statement as volatile.
18238 2007-01-11 Tom Tromey <tromey@redhat.com>
18240 PR preprocessor/15185, PR preprocessor/20989:
18241 * doc/cppopts.texi <-MT>: Update description of algorithm for
18242 computing default target.
18243 <-M, -MD>: Reword "basename" text.
18245 2007-01-11 Roger Sayle <roger@eyesopen.com>
18247 * builtins.c (expand_builtin_pow, expand_builtin_powi,
18248 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
18249 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
18250 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
18251 fold_builtin_bswap, real_constp, fold_builtin_pow,
18252 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
18253 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
18254 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
18255 * convert.c (convert_to_pointer): Likewise.
18256 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
18257 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
18258 const_binop, fold_convert_const_int_from_int,
18259 fold_convert_const_int_from_real,
18260 fold_convert_const_real_from_real, sign_bit_p,
18261 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
18262 fold_sign_changed_comparison, fold_unary, fold_comparison,
18263 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
18264 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
18265 * print-tree.c (print_node_brief, print_node): Likewise.
18266 * stor-layout.c (place_field, layout_type): Likewise.
18267 * tree-chrec.c (keep_cast): Likewise.
18268 * tree.c (build_vector, build_real, build_real_from_int_cst,
18269 build_complex): Likewise.
18271 2007-01-11 Roger Sayle <roger@eyesopen.com>
18273 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
18274 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
18276 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
18278 * configure.ac (strict1_warn): Rename to strict_warn.
18279 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
18280 cc_set_by_configure, quoted_cc_set_by_configure,
18281 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
18282 all_boot_languages, all_stagestuff): Remove.
18283 (target_list): Remove bootstrap targets.
18284 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
18285 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
18286 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
18287 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
18288 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
18289 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
18290 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
18291 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
18292 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
18293 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
18294 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
18295 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
18296 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
18297 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
18298 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
18299 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
18300 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
18301 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
18302 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
18303 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
18304 (mostlyclean): Adjust.
18305 (clean, distclean): Don't mention bootstrap stuff.
18306 * configure: Regenerate.
18307 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
18308 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
18309 treelang/config-lang.in (stagestuff): Remove.
18310 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
18311 stageprofile, stagefeedback, stagestuff): Remove mention.
18313 2007-01-11 Nick Clifton <nickc@redhat.com>
18315 * config/mcore/predicates.md (mcore_general_movesrc_operand):
18317 (mcore_general_movdst_operand): Do not accept CONST_INTs.
18318 (mcore_arith_K_S_operand): Run the test for the S constraint not
18319 the test for the M constraint.
18320 (mcore_addsub_operand): Do not accept integer values that are
18321 larger than 32 bits.
18322 * config/mcore/mcore.md: Remove unused constraints from split.
18323 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
18324 (addsi3): Likewise.
18325 (allocate_stack): Likewise.
18326 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
18327 operands to 32 bits.
18328 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
18330 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
18331 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
18332 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
18333 mcore_output_bclri, mcore_output_andn, output_inline_const,
18334 mcore_output_move, mcore_output_movedouble): Likewise.
18335 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
18336 (output_inline_const): Likewise.
18337 (output_inline_const): Fix format strings used in sprintf
18339 * config/mcore/mcore-protos.h: Update prototypes for changed
18340 functions in mcore.c.
18341 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
18342 HOST_WIDE_INT and not int.
18343 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
18344 CONST_OK_FOR_N): Likewise.
18345 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
18346 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
18349 2007-01-10 Jan Hubicka <jh@suse.cz>
18351 * tree-vrp.c (remove_range_assertions): Release defs.
18352 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
18353 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
18355 2007-01-10 Paul Brook <paul@codesourcery.com>
18357 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
18358 * config/arm/arm.md (mulsi3subsi): New insn.
18360 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
18362 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
18363 (tree_transform_and_unroll_loop): New.
18364 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
18367 2007-01-10 Robert Kennedy <jimbob@google.com>
18369 * fold-const.c (fold_comparison): Fold comparisons like (x *
18370 1000 < 0) to (x < 0).
18372 2007-01-10 Ian Lance Taylor <iant@google.com>
18374 * tree-pretty-print.c (dump_generic_node): Print parentheses when
18375 operands have the same priority.
18377 2007-01-10 Tom Tromey <tromey@redhat.com>
18379 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
18380 (fold_binary): Likewise.
18381 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
18382 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
18383 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
18384 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
18385 * langhooks.h (struct lang_hooks): Removed field
18386 'can_use_bit_fields_p'.
18388 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
18390 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
18392 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
18394 * function.c (get_last_funcdef_no): New function.
18395 * function.h (get_last_funcdef_no): Declare.
18396 * tree-inline.c (initialize_cfun): Add initialization.
18397 (tree_function_versioning): Cleanup.
18399 2007-01-10 Jan Hubicka <jh@suse.cz>
18401 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
18404 2007-01-10 Sa Liu <saliu@de.ibm.com>
18405 Ben Elliston <bje@au.ibm.com>
18407 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
18408 for SAVE_NONLOCAL and Pmode for any other save level.
18409 * spu-protos.h (spu_restore_stack_block): Declare.
18410 * spu.md (save_stack_block): Remove.
18411 (restore_stack_block): Call spu_restore_stack_block.
18412 * spu.c (spu_restore_stack_block): New function.
18413 (spu_expand_epilogue): Remove old comment.
18415 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
18417 PR tree-optimization/30322
18418 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
18419 (cand_value_at): Return the value as aff_tree.
18420 (may_eliminate_iv): Convert the bound from aff_tree to tree.
18421 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
18422 aff_combination_mult): New functions.
18423 (aff_combination_add): Use aff_combination_add_cst.
18424 (aff_combination_convert): Allow conversions to a wider type.
18425 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
18426 * tree-affine.h (aff_combination_mult): Declare.
18428 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
18430 * doc/tm.texi: Update documentation to reflect reality of exec
18431 and start file search behaviours. Update copyright year.
18432 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
18433 header file directories.
18435 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
18437 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
18438 (*cosxf2): Rename to cosxf2_i387.
18439 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
18440 using X87MODEF12 mode macro. Rename patterns to
18441 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
18443 (*cosdf2, *cossf2): Ditto.
18444 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
18445 to match extended input operands.
18446 (sincos<mode>3): New expander.
18447 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
18448 insn patterns and corresponding splitters.
18450 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
18452 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
18453 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
18455 2007-01-09 Nicolas Pitre <nico@cam.org>
18458 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
18460 2007-01-08 Geoffrey Keating <geoffk@apple.com>
18462 * target.h (struct gcc_target): New field library_rtti_comdat.
18463 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
18464 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
18465 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
18466 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
18468 2007-01-08 Geoffrey Keating <geoffk@apple.com>
18470 * doc/invoke.texi (Optimize Options): Correct description of -O0.
18472 2007-01-08 Richard Guenther <rguenther@suse.de>
18474 * tree.h (force_fit_type_double): Export.
18475 (force_fit_type): Remove.
18476 * fold-const.c (force_fit_type_double): New function.
18477 (force_fit_type): Remove.
18478 (int_const_binop): Use it.
18479 (fold_convert_const_int_from_int): Likewise.
18480 (fold_convert_const_int_from_real): Likewise.
18481 (fold_div_compare): Likewise.
18482 (fold_sign_changed_comparison): Likewise.
18483 (fold_unary): Likewise.
18484 (fold_negate_const): Likewise.
18485 (fold_abs_const): Likewise.
18486 (fold_not_const): Likewise.
18487 * c-common.c (shorten_compare): Use force_fit_type_double.
18488 * convert.c (convert_to_pointer): Likewise.
18490 2007-01-08 Richard Guenther <rguenther@suse.de>
18492 * tree.h (build_int_cst_wide_type): Export.
18493 * tree.c (build_int_cst_wide_type): New function.
18494 (build_int_cst_wide): Fix comment.
18495 * builtins.c (fold_builtin_object_size): Use build_int_cst
18496 to build -1 or 0 of the correct type. Use fit_double_type
18497 to check for overflow.
18498 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
18500 (decode_field_reference): Likewise.
18501 (all_ones_mask_p): Likewise.
18502 (native_interpret_int): Use build_int_cst_wide_type.
18503 (fold_binary): Use build_int_cst_type to build an all-ones
18505 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
18507 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
18509 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
18511 2007-01-09 Ben Elliston <bje@au.ibm.com>
18513 * genautomata.c (STATS_OPTION): New option.
18514 (stats_flag): New flag.
18515 (gen_automata_option): Handle it.
18516 (initiate_automaton_gen): Ditto.
18517 (write_automata): Output statistics only if stats_flag is
18518 set. Likewise, output time statistics only if time_flag is set.
18519 * doc/md.texi (Processor pipeline description): Document new flag.
18521 2007-01-08 Richard Guenther <rguenther@suse.de>
18523 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
18524 * tree.c (build_int_cst_type): Likewise.
18525 (size_in_bytes): Don't call force_fit_type on the result.
18526 (int_fits_type_p): Use fit_double_type.
18527 * fold-const.c (fit_double_type): New function.
18528 (force_fit_type): Use it.
18529 * tree.h (fit_double_type): Export.
18531 2007-01-08 Jan Hubicka <jh@suse.cz>
18533 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
18534 * ipa.c (function_and_variable_visibility): Fix return type.
18536 2007-01-08 Richard Guenther <rguenther@suse.de>
18538 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
18539 of offset to build the index.
18540 * tree-pretty-print.c (dump_generic_node): Don't build negated
18541 const just for printing.
18542 * c-pretty-print.c (pp_c_integer_constant): Likewise.
18543 * builtins.c (fold_builtin_int_roundingfn): Check if result
18544 fits the type by using force_fit_type and comparing the result.
18545 * predict.c (predict_loops): Use compare_tree_int for comparison.
18546 * tree.c (build_int_cst): Fall back to integer_type_node for
18548 (build_int_cst_wide): Assert type is non-null.
18550 2007-01-08 Roberto Costa <roberto.costa@st.com>
18552 * tree-vrp.c (extract_range_from_cond_expr): New.
18553 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
18554 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
18556 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
18557 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
18558 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
18559 used as expressions.
18560 * tree-object-size.c (cond_expr_object_size): New.
18561 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
18563 2007-01-08 Jan Hubicka <jh@suse.cz>
18565 * tree-ssa-forwprop.c (forward_propagate_into_cond,
18566 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
18569 2007-01-08 Richard Guenther <rguenther@suse.de>
18571 PR tree-optimization/23603
18572 * tree-vrp.c (set_value_range_to_truthvalue): New function.
18573 (extract_range_from_binary): Fall back to truthvalue instead of
18574 varying for TRUTH_*_EXPR.
18575 (extract_range_from_comparison): Fall back to truthvalue instead of
18577 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
18578 if all visited PHI values were constant.
18580 2007-01-08 Jan Hubicka <jh@suse.cz>
18582 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
18583 (cgraph_analyze_function): break out from ...
18584 (cgraph_finalize_compilation_unit): ... here.
18585 (cgraph_expand_function): Remove forgoten commented out line.
18586 (cgraph_optimize): Analyze functions.
18588 2007-01-08 Jan Hubicka <jh@suse.cz>
18590 * tree-pas.h (TODO_remove_function): New flag.
18591 (TODO_update*): Renumber.
18592 (pass_ipa_increase_alignment,
18593 pass_ipa_function_and_variable_visibility): New passes.
18594 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
18595 (cgraph_function_and_variable_visibility): Move to ipa.c
18596 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
18597 cgraph_increase_alignment.
18598 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
18599 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
18600 calling tree-inline.
18601 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
18602 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
18603 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
18604 (gate_increase_alignment): New function.
18605 (pass_ipa_increase_alignment): New pass.
18606 * ipa.c: Inline tree-pass.h and timevar.h
18607 (function_and_variable_visibility): Move here from cgraphunit.c
18608 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
18609 * passes.c (init_optimization_passes): Add the two new passes.
18610 (execute_todo): Handle cgraph_remove_functions.
18612 2007-01-08 Nick Clifton <nickc@redhat.com>
18614 * config/frv/predicates.md (reg_or_0_operand): Accept
18617 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
18619 * config/bfin/rtems.h, config/bfin/t-rtems: New.
18620 * config.gcc: Add bfin*-rtems*.
18622 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
18624 * c.opt: Add -flax-vector-conversions.
18625 * c-typeck.c (convert_for_assignment): Pass flag to
18626 vector_types_convertible_p to allow emission of note.
18627 (digest_init): Likewise.
18628 * c-opts.c: Handle -flax-vector-conversions.
18629 * c-common.c (flag_lax_vector_conversions): New.
18630 (vector_types_convertible_p): Unless -flax-vector conversions
18631 has been passed, disallow conversions between vectors with
18632 differing numbers of subparts and/or element types. If such
18633 a conversion is disallowed, possibly emit a note on the first
18634 occasion only to inform the user of -flax-vector-conversions.
18635 The new last argument specifies this.
18636 * c-common.h (flag_lax_vector_conversions): New.
18637 (vector_types_convertible_p): Add extra argument.
18638 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
18639 char_type_node for V*QI type vectors.
18640 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
18641 Update to satisfy new typechecking rules.
18642 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
18643 C and C++ variants.
18644 * doc/invoke.texi (C Dialect Options): Document
18645 -flax-vector-conversions.
18647 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
18649 PR tree-optimization/29877
18650 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
18651 a register variable on the RHS to not be replaceable.
18653 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
18654 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
18655 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
18656 const_simm15, const_pow2, const_npow2): Added.
18657 * config/score/misc.md (insv, extv, extzv, movmemsi,
18658 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
18659 * config/score/score.c (score_address_cost, score_select_cc_mode):
18661 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
18662 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
18663 Update score_print_operand.
18664 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
18665 Adjust register allocate order and update some macro define.
18666 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
18667 mdx_block_move_straight, mdx_block_move_loop_head,
18668 mdx_block_move_loop_body, mdx_block_move_loop_foot,
18669 mdx_block_move_loop, mdx_block_move): Added.
18670 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
18671 mdp_limm): Updated and fix some bug and typo.
18672 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
18673 (movsf, movdf, doloop_end): Added.
18675 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
18677 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
18678 config/arm/thumb2.md: Fix comment typos.
18679 * doc/extend.texi: Fix a typo.
18681 2007-01-07 Eric Christopher <echristo@apple.com>
18683 * configure.ac: Check for __stack_chk_fail for darwin.
18684 * configure: Regenerate.
18686 2007-01-07 Richard Guenther <rguenther@suse.de>
18688 * tree-vrp.c (extract_range_from_assert): CSE calls to
18689 compare_values where possible.
18690 (extract_range_from_unary_expr): Likewise.
18692 2007-01-07 Anatoly Sokolov <aesok@post.ru>
18694 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
18695 * config/avr/avr.c (call_insn_operand): Delete function.
18696 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
18697 instead of register number. Use predicates.
18698 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
18699 call_insn_operand): Add.
18701 2007-01-06 Jan Hubicka <jh@suse.cz>
18703 * tree-pass.h (pass_build_cgraph_edges): Declare.
18704 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
18705 (visited_nodes): Remove.
18706 (cgraph_create_edges): Move to cgraphbuild.c; rename to
18707 build_cgrpah_edges; make visited_nodes local.
18708 (cgraph_process_new_functions): DO not call initialize_inline_failed.
18709 (record_references_in_initializer): Move to cgraphbuild.c
18710 (initialize_inline_failed, rebuild_cgraph_edges,
18711 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
18712 (verify_cgraph_node): Make visited_nodes local.
18713 (cgraph_analyze_function): Do not call cgraph_create_edges and
18714 initialize_inline_failed.
18715 (cgraph_expand_function): Do not call cgraph_lower_function;
18716 assert that function is already lowered.
18717 * Makefile.in (cgraphbuild.o): New.
18718 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
18719 at the end of lowering passes.
18721 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
18723 * ifcvt.c (cond_move_convert_if_block): New function, code
18724 factored out from...
18725 (cond_move_process_if_block): ...here. Call the new function
18726 on the THEN and ELSE blocks.
18727 (merge_if_block): Do not copy global_live_at_end, merge_blocks
18728 already takes care of this.
18730 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18733 * tree.h (TREE_OVERFLOW_P): New.
18734 * c-typeck.c (parser_build_unary_op): Warn only if result
18735 overflowed and operands did not.
18736 (parser_build_binary_op): Likewise.
18737 (convert_for_assignment): Remove redundant overflow_warning.
18738 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
18740 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18742 * c-typeck.c (store_init_value): Split over two lines to follow
18743 the GNU coding style.
18745 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
18747 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
18748 __GXX_EXPERIMENTAL_CXX0X__.
18749 * doc/cpp.texi: Same.
18751 2007-01-05 Richard Guenther <rguenther@suse.de>
18753 PR middle-end/27826
18754 * tree.c (get_narrower): Do not construct COMPONENT_REFs
18755 with mismatched types. Instead explicitly build a
18756 conversion NOP_EXPR.
18758 2007-01-05 Ian Lance Taylor <iant@google.com>
18760 * c-common.c (decl_with_nonnull_addr_p): New function.
18761 (c_common_truthvalue_conversion): Call it.
18762 * c-typeck.c (build_binary_op): Likewise.
18763 * c-common.h (decl_with_nonnull_addr_p): Declare.
18765 2007-01-05 Jakub Jelinek <jakub@redhat.com>
18768 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
18771 2007-01-05 Joel Brobecker <brobecker@adacore.com>
18773 * doc/install.texi (Final install): Document the fact that
18774 the GNAT runtime should not be stripped.
18776 2007-01-04 Jan Hubicka <jh@suse.cz>
18778 * tree-inline.c (fold_marked_statements): Update operand caches
18779 and EH after folding
18781 2007-01-04 Ian Lance Taylor <iant@google.com>
18783 * c-common.c (check_function_nonnull): Whitespace fix.
18785 2007-01-04 Jan Hubicka <jh@suse.cz>
18787 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
18788 comitted older version of patch.
18789 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
18790 function, celanup cfg and collect garbage.
18792 2007-01-04 Mike Stump <mrs@apple.com>
18794 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
18797 2007-01-04 Eric Christopher <echristo@apple.com>
18799 * libgcc2.c (__bswapsi2): Use SItype.
18800 (__bswapdi2): Use DItype.
18801 * libgcc2.h: Update for above.
18803 2007-01-04 Paul Brook <paul@codesourcery.com>
18805 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
18806 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
18807 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
18808 umulsidi3, umulsidi3adddi, smulsi3_highpart,
18809 umulsi3_highpart): Make conditional on !arm_arch6.
18810 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
18811 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
18812 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
18813 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
18814 umulsi3_highpart_v6): New insns.
18816 2007-01-04 Roger Sayle <roger@eyesopen.com>
18818 * fold-const.c (fold_convert): When casting an expression to void,
18819 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
18820 have a type. Instead of attempting to build a NOP_EXPR, return
18821 these "special" trees directly.
18823 2007-01-04 Joseph Myers <joseph@codesourcery.com>
18825 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
18826 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
18827 rs6000_cost->fp not 0 as adjustment for outer NEG.
18829 2007-01-04 Jan Hubicka <jh@suse.cz>
18831 * cgraph.c (cgraph_release_function_body): New function.
18832 (cgraph_remove_node): Use it.
18833 * cgraph.h (cgraph_release_function_body): Declare.
18834 * cgraphunit.c (cgraph_expand_function): Use it.
18835 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
18836 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
18837 is initialized and while compilation of other function is running.
18838 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
18839 statement CFG annotations from here to ...
18840 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
18842 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
18844 * cfgloop.h (enum li_flags): Make the constants powers of two.
18846 2007-01-04 Jan Hubicka <jh@suse.cz>
18848 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
18850 (fold_marked_statements): New function.
18851 (optimize_inline_calls, tree_function_versioning): Fold new statements.
18852 * tree-inline.h (copy_body_data): Add statements_to_fold.
18854 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
18856 * config.gcc: Mention libgcc/config.host.
18857 * Makefile.in: Update comments mentioning libgcc.
18858 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
18859 (all.cross, start.encap, rest.encap, rest.cross): Update
18860 dependencies for libgcc move.
18861 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
18862 (clean-target, clean-target-libgcc): Delete.
18863 (srcdirify, GCC_EXTRA_PARTS): New macros.
18864 (libgcc-support, libgcc.mvars): New rules.
18865 (distclean): Remove mention of mklibgcc.
18866 (install): Don't reference INSTALL_LIBGCC.
18867 (install-common): Don't reference EXTRA_PARTS.
18868 (install-libgcc, install-multilib): Delete rules.
18869 * mklibgcc.in: Delete file.
18870 * doc/configfiles.texi: Don't mention mklibgcc.
18872 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
18873 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
18874 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
18875 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
18876 (mklibgcc, ldblspecs): Likewise.
18878 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
18879 (posixpre.def): Use $(T).
18880 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
18881 (SHLIB_SRC, SHLIB_INSTALL): Delete.
18882 (SHLIB_LINK): Make dummy.
18883 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
18885 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
18887 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
18888 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
18889 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
18890 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
18892 * configure.ac (all_outputs): Remove mklibgcc.
18893 * configure: Regenerated.
18895 2007-01-03 Josh Conner <jconner@apple.com>
18897 PR middle-end/29683
18898 * calls.c (compute_argument_addresses): Set stack and stack_slot
18899 for partial args, too.
18900 (store_one_arg): Use locate.size.constant for the size when
18901 generating a save_area.
18903 2007-01-03 Robert Kennedy <jimbob@google.com>
18905 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
18906 whose definitions are deleted due to basic block merging.
18908 2007-01-03 Paul Brook <paul@codesourcery.com>
18911 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
18913 (use_return_insn): Return 0 for Thumb interrupt functions.
18914 (print_multi_reg): Add rfe argument for IRQ returns.
18915 (arm_output_epilogue): Pop interrupt return address directly into PC.
18916 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
18918 2007-01-03 Paul Brook <paul@codesourcery.com>
18920 Merge from sourcerygxx-4_1.
18921 * config/arm/thumb2.md: New file.
18922 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
18924 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
18925 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
18926 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
18927 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
18929 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
18930 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
18932 * config/arm/ieee754-sf.S: Ditto.
18933 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
18934 (thumb1_base_register_rtx_p): ... to this.
18935 (thumb_index_register_rtx_p): Rename...
18936 (thumb1_index_register_rtx_p): ... to this.
18937 (thumb_output_function_prologue): Rename...
18938 (thumb1_output_function_prologue): ... to this.
18939 (thumb_legitimate_address_p): Rename...
18940 (thumb1_legitimate_address_p): ... to this.
18941 (thumb_rtx_costs): Rename...
18942 (thumb1_rtx_costs): ... to this.
18943 (thumb_compute_save_reg_mask): Rename...
18944 (thumb1_compute_save_reg_mask): ... to this.
18945 (thumb_final_prescan_insn): Rename...
18946 (thumb1_final_prescan_insn): ... to this.
18947 (thumb_expand_epilogue): Rename...
18948 (thumb1_expand_epilogue): ... to this.
18949 (arm_unwind_emit_stm): Rename...
18950 (arm_unwind_emit_sequence): ... to this.
18951 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
18952 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
18953 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
18954 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
18955 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
18956 thumb2_output_casesi): New functions.
18957 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
18958 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
18959 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
18960 THUMB2_WORK_REGS): Define.
18961 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
18962 arm_condexec_mask, arm_condexec_masklen)): New variables.
18963 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
18964 (arm_override_options): Check new CPU capabilities.
18965 Set new architecture flag variables.
18966 (arm_isr_value): Handle v7m interrupt functions.
18967 (user_return_insn): Return 0 for v7m interrupt functions. Handle
18969 (const_ok_for_arm): Handle Thumb-2 constants.
18970 (arm_gen_constant): Ditto. Use movw when available.
18971 (arm_function_ok_for_sibcall): Return false for v7m interrupt
18973 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
18974 (thumb_find_work_register, arm_load_pic_register,
18975 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
18976 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
18977 print_multi_reg, output_mov_long_double_fpa_from_arm,
18978 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
18979 output_mov_double_fpa_from_arm, output_move_double,
18980 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
18981 output_return_instruction, arm_output_function_prologue,
18982 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
18983 arm_output_mi_thunk, thumb_set_return_address): Ditto.
18984 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
18985 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
18986 (arithmetic_instr, shift_op): Use arm_shift_nmem.
18987 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
18989 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
18990 (thumb_expand_prologue): Use thumb_set_frame_pointer.
18991 (arm_file_start): Output directive for unified syntax.
18992 (arm_unwind_emit_set): Handle stack alignment instruction.
18993 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
18994 Add v6t2, v7, v7a, v7r and v7m.
18995 (RETLDM): Add Thumb-2 code.
18996 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
18997 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
18998 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
18999 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
19000 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
19001 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
19002 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
19003 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
19004 ADJUST_INSN_LENGTH): Define.
19005 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
19006 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
19007 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
19008 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
19009 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
19010 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
19011 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
19012 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
19013 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
19014 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
19015 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
19016 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
19017 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
19018 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
19019 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
19020 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
19021 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
19023 * config/arm/arm-tune.md: Regenerate.
19024 * config/arm/arm-protos.h: Update prototypes.
19025 * config/arm/vfp.md: Enable patterns for Thumb-2.
19026 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
19027 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
19028 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
19029 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
19030 * config/arm/libunwind.S: Add Thumb-2 code.
19031 * config/arm/constraints.md: Update include Thumb-2.
19032 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
19033 * config/arm/ieee754-df.S: Ditto.
19034 * config/arm/bpabi.S: Ditto.
19035 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
19036 * config/arm/predicates.md (low_register_operand,
19037 low_reg_or_int_operand, thumb_16bit_operator): New.
19038 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
19039 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
19040 * config/arm/t-arm-elf: Add armv7 multilib.
19041 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
19043 (UNSPEC_STACK_ALIGN, ce_count): New.
19044 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
19045 arm_zero_extendsidi2, arm_zero_extendqidi2): New
19047 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
19048 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
19049 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
19050 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
19051 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
19052 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
19054 * doc/extend.texi: Document ARMv7-M interrupt functions.
19055 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
19057 2007-01-03 Jakub Jelinek <jakub@redhat.com>
19059 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
19060 (struct _Unwind_Context): Rename args_size to flags, remove
19061 signal_frame field, add a new args_size field and version field.
19062 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
19063 _Unwind_IsExtendedContext): New inline functions.
19064 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
19065 Assume by_value array is only present if _Unwind_IsExtendedContext.
19066 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
19067 _Unwind_IsSignalFrame.
19068 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
19069 (uw_update_context_1): Use _Unwind_SetSignalFrame.
19070 (uw_init_context_1): Initialize context->flags to
19071 EXTENDED_CONTEXT_BIT.
19072 * config/rs6000/linux-unwind.h (frob_update_context): Use
19073 _Unwind_SetSignalFrame.
19075 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
19077 PR middle-end/30353
19078 * gimplify.c (gimplify_modify_expr_complex_part): Move below
19079 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
19082 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
19084 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
19085 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
19086 RET, AT_SP): Remove.
19087 * config/i386/i386.md (*sse_prologue_save_insn): Use return
19090 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19091 * cfgbuild.c (find_basic_blocks): Likewise.
19092 * cfgrtl.c (rtl_create_basic_block): Likewise.
19093 * function.c (temp_slots_at_level): Likewise.
19094 * reg-stack.c (stack_regs_mentioned): Likewise.
19095 * regclass.c (allocate_reg_info): Likewise.
19096 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19097 set_bb_for_stmt, move_block_to_fn): Likewise.
19098 * tree-complex.c (tree_lower_complex): Likewise.
19099 * vec.h (VEC_safe_grow_cleared): New.
19101 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
19103 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
19105 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
19106 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
19108 * cfgloopmanip.c (scale_loop_frequencies): Export.
19109 (loopify): Scale the frequencies by prescribed coefficients.
19110 (set_zero_probability): New function.
19111 (duplicate_loop_to_header_edge): Improve updating of frequencies.
19112 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
19113 and frequencies according to arguments.
19114 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
19116 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
19117 * modulo-sched.c (sms_schedule): Set probabilities for entering
19118 versioned loop correctly.
19119 * tree-vect-transform.c (vect_transform_loop): Ditto.
19120 * cfgloop.h (loopify, loop_version): Declaration changed.
19121 (scale_loop_frequencies): Declared.
19123 2007-01-02 Jan Hubicka <jh@suse.cz>
19125 * cgraph.c: Include tree-flow.h
19126 (cgraph_add_new-function): Handle IPA_SSA mode; execute
19127 early_local_passes.
19128 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
19129 * tree-pass.h (pass_all_early_optimizations): Declare.
19130 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
19131 early_local_passes.
19132 (cgraph_analyze_function): Do early_local_passes.
19133 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
19134 Do not add referenced vars.
19135 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
19137 (gate_all_early_local_passes): New gate.
19138 (pass_early_local_passes): Use new gate.
19139 (execute_early_local_optimizations): New functions.
19140 (gate_all_early_optimizations): New gate.
19141 (pass_all_early_optimizations): New pass.
19142 (execute_free_datastructures): Free SSA only when initialized.
19143 (gate_init_datastructures): Init only when optimizing.
19144 (tree_lowering_passes): Do early local passes when called late.
19145 * tree-profile.c (do_tree_profiling): Don't profile functions added
19147 (do_early_tree_profiling, pass_early_tree_profile): Kill.
19148 * tree-cfg.c (update_modified_stmts): Do not update when operands are
19150 * passes.c (init_optimizations_passes): Reorder so we go into SSA
19151 during early_local_passes.
19152 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
19155 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
19157 * Makefile.in: Update copyright year.
19159 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
19161 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
19162 in $(lang_checks) and check-consistency targets.
19164 2007-01-02 Jan Hubicka <jh@suse.cz>
19166 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
19167 Do not add referenced vars.
19168 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
19170 * passes.c (init_optimization_passes): Put mudflap_2 after
19171 free_datastructures.
19173 2007-01-02 Jan Hubicka <jh@suse.cz>
19175 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
19176 Set NOTHROW flag on call statements proved to be nothrow.
19177 Update statement of local calls so new pure/const functions are
19178 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
19180 (tree_rest_of_compilation): Register hooks and initialize bitmap
19181 early. Do not set after_inlining flag.
19183 2007-01-02 Steve Ellcey <sje@cup.hp.com>
19185 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
19186 HOST_BITS_PER_LONGLONG
19188 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19191 * c-typeck.c (store_init_value): Don't emit pedantic overflow
19192 warning for non-static initializers.
19194 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
19196 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
19197 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
19198 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
19199 Always use set_unique_reg_note to add REG_EQUAL notes.
19201 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19204 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19206 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19207 * cfgbuild.c (find_basic_blocks): Likewise.
19208 * cfgrtl.c (rtl_create_basic_block): Likewise.
19209 * function.c (temp_slots_at_level): Likewise.
19210 * reg-stack.c (stack_regs_mentioned): Likewise.
19211 * regclass.c (allocate_reg_info): Likewise.
19212 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19213 set_bb_for_stmt, move_block_to_fn): Likewise.
19214 * tree-complex.c (tree_lower_complex): Likewise.
19215 * vec.h (VEC_safe_grow_cleared): New.
19217 2007-01-02 Ian Lance Taylor <iant@google.com>
19219 * c-common.c (c_common_truthvalue_conversion): When warning about
19220 using an assignment as a truth value, set TREE_NO_WARNING.
19222 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19225 * c.opt (Wold-style-declaration): New.
19226 * doc/invoke.texi (C-only Warning Options): New.
19227 (Wold-style-declaration): Document it.
19228 (Wextra): Enabled by -Wextra.
19229 * c-opts.c (c_common_post_options): Enabled by -Wextra.
19230 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
19231 -Wold-style-declaration.
19233 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19235 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19236 * cfgbuild.c (find_basic_blocks): Likewise.
19237 * cfgrtl.c (rtl_create_basic_block): Likewise.
19238 * function.c (temp_slots_at_level): Likewise.
19239 * reg-stack.c (stack_regs_mentioned): Likewise.
19240 * regclass.c (allocate_reg_info): Likewise.
19241 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19242 set_bb_for_stmt, move_block_to_fn): Likewise.
19243 * tree-complex.c (tree_lower_complex): Likewise.
19244 * vec.h (VEC_safe_grow_cleared): New.
19246 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
19248 * c-common.c (c_common_nodes_and_builtins): Since variants of
19249 void_type_node get built before it is given a name, we need to
19250 give those variants the name, too.
19251 (complete_array_type): We need to work with the canonical main
19252 type of the array, from which we will build the qualified version.
19253 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
19254 * print-tree.c (print_node): Display canonical type information
19256 * stor-layout.c (layout_type): When we don't know the
19257 alignment of a type for which we're building an array, we end up
19258 guessing wrong, so make the type require structural equality.
19259 * tree.c (make_node_stat): When we build a new type, it is its
19260 own canonical type.
19261 (build_type_attribute_qual_variant): When building an attribute
19262 variant, its canonical type is the non-attribute variant. However,
19263 if the attributes are target-dependent and they differ, we need to
19264 use structural equality checks for this type.
19265 (build_qualified_type): A qualified type is not equivalent to its
19266 unqualified variant; set the canonical type appropriately.
19267 (build_distinct_type_copy): When building a distinct type from
19268 another type, the new type is its own canonical type.
19269 (build_variant_type_copy): When building a new type variant, we
19270 assume that it is equivalent to the original type.
19271 (build_pointer_type_for_mode): When building a pointer type, also
19272 build a canonical type pointer.
19273 (build_reference_type_for_mode): When building a reference type,
19274 also build a canonical type reference.
19275 (build_index_type): When we can't hash an index type (e.g.,
19276 because its maximum value is negative), the index type requires
19277 structural equality tests.
19278 (build_array_type): Build the canonical form of an array type.
19279 (build_function_type): Function types require structural equality,
19280 because they contain default arguments, attributes, etc.
19281 (build_method_type_directly): Ditto for method types.
19282 (build_offset_type): Build the canonical offset type.
19283 (build_complex_type): Build the canonical vector type.
19284 (make_vector_type): Build the canonical vector type.
19285 * tree.h (TYPE_CANONICAL): New.
19286 (TYPE_STRUCTURAL_EQUALITY_P): New.
19287 (SET_TYPE_STRUCTURAL_EQUALITY): New.
19288 (struct tree_type): Added "canonical" field.
19289 * params.h (VERIFY_CANONICAL_TYPES): New.
19290 * doc/c-tree.texi (TYPE_CANONICAL): Document.
19291 (TYPE_STRUCTURAL_EQUALITY_P): Document.
19292 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
19293 * doc/invoke.texi (verify-canonical-types): Document --param
19294 parameter for verifying canonical types.
19296 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19298 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
19299 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
19300 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
19301 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
19303 * config/rs6000/e500.h: New.
19304 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
19305 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
19307 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
19308 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
19309 TARGET_E500_DOUBLE): Remove.
19310 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
19311 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
19312 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
19313 * config/rs6000/rs6000.c (rs6000_override_options): Use
19314 CHECK_E500_OPTIONS.
19316 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19318 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
19319 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
19320 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
19321 rs6000_emit_cmove): Don't check TARGET_E500.
19322 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
19323 sordered): Don't check TARGET_E500.
19325 2007-01-01 Eric Christopher <echristo@apple.com>
19327 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
19328 HARD_REGISTER_NUM_P.
19330 2007-01-01 Roger Sayle <roger@eyesopen.com>
19332 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
19333 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
19334 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
19337 2007-01-01 Mike Stump <mrs@apple.com>
19339 * configure.ac: Remove support for building with Apple's gcc-3.1.
19341 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19343 PR middle-end/30311
19344 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
19345 REG is a hard register. Do not modify REG before calling
19347 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
19348 multiple of the size of YMODE for certain lowpart cases.
19350 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19352 PR middle-end/30253
19353 * gimplify (voidify_wrapper_expr): Update for
19354 GIMPLE_MODIFY_STMT.
19356 2007-01-01 Andreas Schwab <schwab@suse.de>
19359 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
19360 save of BR0 in extra_spill_size instead of spill_size.
19361 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
19363 (ia64_expand_epilogue): Restore BR0 from its new location.
19365 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19367 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
19368 Use a temporary variable if the left hand side is not a gimple
19371 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19373 * gimplify.c (gimplify_return_expr): Make the temporary variable
19374 for the return expression, a gimple register variable.
19376 2007-01-01 Jan Hubicka <jh@suse.cz>
19378 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
19381 2007-01-01 Mike Stump <mrs@apple.com>
19383 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
19385 * config/darwin.c (machopic_select_rtx_section): Use
19386 HAVE_GAS_LITERAL16.
19387 (darwin_mergeable_constant_section): Likewise.
19388 * configure: Regenerate.
19389 * config.in: Regenerate.
19391 2007-01-01 Jan Hubicka <jh@suse.cz>
19392 Andrew Pinski <pinskia@gmail.com>
19394 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
19395 before starting IPA passes.