1 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
2 Nigel Stephens <nigel@mips.com>
4 * config/mips/mips.c (mips_classify_symbol): Don't return
5 SYMBOL_SMALL_DATA for constant pool addresses if
6 TARGET_EMBEDDED_DATA is true.
8 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
10 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
11 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
12 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
13 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
14 __builtin_ia32_storehps, __builtin_ia32_storelps,
15 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
16 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
17 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
18 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
19 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
20 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
21 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
22 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
23 using def_builtin_const.
25 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
27 PR tree-optimization/32705
28 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
29 (simplify_binary_expression): Use SSA_VAL consistently.
31 2007-07-13 David Edelsohn <edelsohn@gnu.org>
33 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
34 (SPEFSCR_REGNO): Delete definition.
35 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
36 COUNT_REGISTER_REGNUM -> CTR_REGNO.
37 * config/rs6000/rs6000.h: Do not define *_REGNO.
38 LINK_REGISTER_REGNUM -> LR_REGNO.
39 COUNT_REGISTER_REGNUM -> CTR_REGNO.
40 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
41 COUNT_REGISTER_REGNUM -> CTR_REGNO.
42 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
43 R_VRSAVE, R_VSCR. Use them.
44 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
45 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
46 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
47 * config/rs6000/aix.h: Define R_LR. Use it.
49 2007-07-13 Caroline Tice <ctice@apple.com>
51 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
52 flag_var_tracking is explicitly turned off (i.e. when variable
53 tracking is not feasible); otherwise, turn flag_var_tracking on when
54 flag_var_tracking_uninit is on.
55 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
56 note definitions, to allow recording of initialization status in the
58 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
59 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
60 determine if two note locations are equal.
61 (output_loc_list): Don't output list entries whose start & end labels
63 (reg_loc_descriptor): Add parameter for initialization status; pass it
64 to other loc descriptor functions.
65 (one_reg_loc_descriptor): Add parameter for initialization status;
66 check its value and add DW_OP_GNU_uninit to returned loc descr if
68 (multiple_reg_loc_descriptor): Add parameter for initialization
70 pass init status argument to other loc descriptor functions; check
71 value of intialization parameter and add DW_OP_GNU_uninit to returned
72 loc descr if appropriate.
73 (based_loc_descr): Add parameter for initialization status; add new
74 variable for return value; check value of initialization parameter and
75 add DW_OP_GNU_uninit to returned loc descr if appropriate.
76 (concatn_mem_loc_descriptor): Add parameter for initialization status;
77 pass init status argument to other loc descriptor functions; check
78 value of intialization parameter and add DW_OP_GNU_uninit to returned
79 loc descr if appropriate.
80 (mem_loc_descriptor): Likewise.
81 (concat_loc_descriptor): Likewise.
82 (concatn_loc_descriptor): Likewise.
83 (loc_descriptor): Add parameter for initialization status; pass it as
84 argument to other loc descriptor function calls.
85 (loc_descriptor_from_tree_1): Add appropriate initialization status
86 to loc descriptor function calls.
87 (add_location_or_const_value_attribute): Get initialization status
88 from VAR_LOCATION note; add initialization status to loc descriptor
90 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
91 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
92 status is uninitialized, add "[uninint]" to output.
93 * common.opt (fvar-tracking-uninit): New option, similar to
94 fvar-tracking, to turn on tracking of uninitialized variables; creates
95 a new global flag, flag_var_tracking_uninit.
96 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
97 (enum var_init_status): New type, for var initialization status field.
98 * var-tracking.c (struct location_chain_def): Two new fields, init,
99 for initialization status, and set_src for the assignment value expr.
100 (unshare_variable): New parameter for initialization status;
101 initialize new init and set_src fields.
102 (var_reg_set): New parameters for initialization status and value;
103 pass them to set_variable_part.
104 (var_mem_set): Likewise.
105 (get_init_value): New function.
106 (var_reg_delete_and_set): New initialization status & value
107 parameters; add call to get_init_value if status is unknown; pass new
108 parameters to clobber_variable_part and var_reg_set.
109 (var_mem_delete_and_set): Likewise.
110 (var_reg_delete): Pass null set_src value to clobber_variable_part.
111 (var_mem_delete): Likewise.
112 (variable_union): Pass status to unshare_variable; initialize new init
113 and set_src fields. If flag_var_tracking_uninit is not set, force
114 status to initialized.
115 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
116 used later to get the set_src value.
117 (find_src_status): New function.
118 (find_src_set_src): New function.
119 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
120 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
121 MO_SET, get set_src value and pass it to var_reg_delete_and_set
122 and var_mem_delete_and_set.
123 (dump_variable): Print out "[uninit]" if appropriate.
124 (set_variable_part): Add new initialization and set_src parameters;
125 pass status to unshare_variable; set node->init and node- >set_src
126 fields and modify slot in hash table appropriately; save the init and
127 set_src values if appropriate and assign to the new node.
128 (clobber_variable_part): New set_src parameter; if two nodes have
129 same variable and same location but different set_src (assignment)
130 values, clobber old node.
131 (delete_variable_part): Pass init status to unshare_variable.
132 (emit_note_insn_var_location): Add initialized var; assign var's init
133 status to new 'initialized'; pass new init status field to calls to
134 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
135 status to initialized.
136 (emit_notes_in_bb): Pass initialization status to calls to
137 var_reg_set, var_mem_set, var_reg_delete_and_set and
138 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
139 var_reg_delete_and_set and var_mem_delete_and_set; call
140 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
141 make up for change in add_stores.
142 (vt_add_function_parameters): Add status to calls to
144 * config/darwin.c (darwin_override_options): Turn on uninitialized
145 tracking automatically, if var_tracking is on and the system is
148 2007-07-13 Sa Liu <saliu@de.ibm.com>
150 * config.gcc: Add options for arch and tune on SPU.
151 * config/spu/predicates.md: Add constant operands 0 and 1.
152 * config/spu/spu-builtins.def: Add builtins for double precision
153 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
154 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
156 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
158 * config/spu/spu-protos.h: Add new function prototypes.
159 * config/spu/spu.c (spu_override_options): Check options -march and
161 (spu_comp_icode): Add comparison code for DFmode and vector mode.
162 (spu_emit_branch_or_set): Use the new code for DFmode and vector
164 (spu_const_from_int): New. Create a vector constant from 4 ints.
165 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
166 (spu_emit_vector_compare): New. Emit vector compare.
167 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
168 * config/spu/spu.h: Add options -march and -mtune. Define processor
169 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
170 CANONICALIZE_COMPARISON.
171 * config/spu/spu.md: Add new insns for double precision compare
172 and double precision vector compare. Add vcond and smax/smin patterns
173 to enable DFmode vector conditional expression.
174 * config/spu/spu.opt: Add options -march and -mtune.
175 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
176 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
177 both CELL and CELLEDP targets: spu_testsv.
178 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
181 2007-07-13 Richard Guenther <rguenther@suse.de>
183 PR tree-optimization/32721
184 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
185 TREE_THIS_VOLATILE on the folded reference.
186 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
187 if the array reference has TREE_THIS_VOLATILE set.
189 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
192 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
194 2007-07-13 Andreas Schwab <schwab@suse.de>
196 * gengtype-lex.l: Allow declarations to be indented.
198 2007-07-12 Geoffrey Keating <geoffk@apple.com>
200 * ginclude/tgmath.h: New.
201 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
202 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
203 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
204 * configure: Regenerate.
206 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
208 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
209 correct index when setting register save state for xd
212 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
214 * config/sh/sh.c (mark_use): Remove.
216 2007-07-12 Paul Brook <paul@codesourcery.com>
218 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
219 reg does not overlap return value.
221 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
223 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
224 (set_expression_vuses): Ditto.
225 (init_pre): Initialize expression_vuses.
227 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
229 * config/i386/sse.md (storentdf, storentsf): New.
231 2007-07-12 Geoffrey Keating <geoffk@apple.com>
233 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
235 * tree.c (build_decl_stat): Move code from here...
236 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
237 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
238 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
239 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
240 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
243 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
244 Devang Patel <dpatel@apple.com>
246 PR tree-optimization/25413
247 * targhooks.c (default_builtin_vector_alignment_reachable): New.
248 * targhooks.h (default_builtin_vector_alignment_reachable): New.
249 * tree.h (contains_packed_reference): New.
250 * expr.c (contains_packed_reference): New.
251 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
252 (vect_enhance_data_refs_alignment): Call
253 vector_alignment_reachable_p.
254 * target.h (vector_alignment_reachable): New builtin.
255 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
256 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
257 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
259 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
261 * target.h (builtin_vectorization_cost): Add new target builtin.
262 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
263 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
264 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
265 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
266 uninitialized variables.
267 * tree-vect-transform.c (cost_for_stmt): New function.
268 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
269 using cost 1 for all scalar stmts. Be less conservative when
270 estimating the number of prologue/epulogue iterations. Call
271 targetm.vectorize.builtin_vectorization_cost. Return
272 min_profitable_iters-1.
273 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
274 initialization cost instead of TARG_VEC_STMT_COST. Use
275 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
276 epilogue code. Fix epilogue cost computation.
277 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
278 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
279 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
280 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
281 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
282 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
284 2007-07-12 Richard Guenther <rguenther@suse.de>
286 * gimplify.c (gimplify_conversion): Make sure that the result
287 from maybe_fold_offset_to_reference is trivially convertible
288 to the desired type before doing the simplification.
289 (gimplify_expr): Likewise.
290 * fold-const.c (fold_binary): Use the correct types for
291 building the simplified expression.
293 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
295 PR rtl-optimization/32729
296 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
297 that fallthru to exit.
299 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
301 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
302 (symDTPOFF2reg): Likewise.
304 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
306 PR tree-optimization/32663
308 * tree.h (VALUE_HANDLE_VUSES): Remove.
309 (struct tree_value_handle): Remove vuses.
311 * tree-vn.c (create_value_handle_for_expr): Don't set
314 * tree-ssa-pre.c (expression_vuses): New.
315 (alloc_expression_id): Set up expression_vuses.
316 (get_expression_vuses): New.
317 (set_expression_vuses): Ditto.
318 (clear_expression_ids): Modify for expression_vuses.
319 (phi_translate_1): Ditto.
320 (phi_translate_set): Ditto.
321 (value_dies_in_block_x): Ditto
322 (valid_in_sets): Ditto.
323 (add_to_sets): Ditto.
324 (find_existing_value_expr): Ditto.
325 (create_value_handle_for_expr): Ditto.
326 (make_values_for_stmt): Ditto.
327 (vuse_equiv): Remove.
329 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
331 * Makefile.in (mostlyclean): Remove object files.
333 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
335 * toplev.c (no_new_pseudos): Deleted.
336 * rtl.h (no_new_pseudos): Deleted.
337 * tree-pass.h (pass_no_new_pseudos): Deleted.
338 * passes.c (pass_no_new_pseudos): Deleted.
339 * final.c (rest_of_clean_state): Removed no_new_pseudos.
340 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
341 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
343 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
344 * rtlhooks.c (gen_lowpart_general): Ditto.
345 * optabs.c (prepare_operand): Ditto.
346 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
348 * modulo-sched.c (rest_of_handle_sms): Ditto.
349 * see.c (rest_of_handle_see): Ditto.
350 * ifcvt.c (if_convert): Ditto.
351 (gate_handle_if_after_combine): Replaced no_new_pseudos with
353 * init-regs.c (gate_initialize_regs): Deleted set of
355 * lower-subreg.c (decompose_multiword_subregs): Ditto.
356 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
357 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
359 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
362 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
363 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
364 (*vec_extractv2di_1_rex64): New insn pattern.
366 2007-07-11 David Daney <ddaney@avtrex.com>
368 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
369 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
370 for SIGNAL_UNWIND_RETURN_COLUMN.
371 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
372 (DWARF_FRAME_REGNUM): Rewrite.
373 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
375 2007-07-11 Nick Clifton <nickc@redhat.com>
377 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
378 delta and use gen_int_mode in place of GET_INT instead.
380 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
382 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
385 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
387 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
388 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
390 * params.h (VERIFY_CANONICAL_TYPES): Remove.
391 (USE_CANONICAL_TYPES): New.
392 * doc/invoke.texi (verify-canonical-types): Remove.
393 (use-canonical-types): Add.
395 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
397 * config/spu/spu.c (spu_optimization_options): Remove setting of
398 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
399 (spu_override_options): Move it here.
401 2007-07-11 Richard Sandiford <richard@codesourcery.com>
403 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
404 * config/mips/mips.c (mips_cpu_info_table): Mention
405 MIPS_ISA_LEVEL_SPEC in the comment.
407 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
409 PR tree-optimization/32713
410 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
412 2007-07-11 Paolo Carlini <pcarlini@suse.de>
415 * c-opts.c (c_common_post_options): Do not change flag_complex_method
416 conditional to flag_isoc99.
417 (c_common_init_options): Do it here, unconditionally.
419 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
421 PR tree-optimization/32589
422 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
423 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
424 * tree-ssa-propagate.c (valid_gimple_expression_p): New
425 predicate, extracted from...
426 (set_rhs): ...here. Call it for the expression on entry.
427 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
428 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
429 (simplify_binary_expression): Use valid_gimple_expression_p
430 to validate the simplification.
431 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
433 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
435 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
436 DWARF2_DEBUG on 32 bit target too.
437 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
439 2007-07-11 Nick Clifton <nickc@redhat.com>
441 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
442 version for 64-bit hosts.
444 2007-07-10 David Daney <ddaney@avtrex.com>
446 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
448 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
450 * config/mips/mips.c (mips_expand_synci_loop): New function.
451 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
452 (UNSPEC_RDHWR): Same.
453 (UNSPEC_SYNCI): Same.
455 (clear_cache): New expand.
459 (clear_hazard): Same.
460 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
462 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
463 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
465 2007-07-10 Ian Lance Taylor <iant@google.com>
467 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
470 2007-07-10 David Daney <ddaney@avtrex.com>
472 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
473 * builtins.c (expand_builtin___clear_cache): New function.
474 (expand_builtin): Call expand_builtin___clear_cache for
475 BUILT_IN_CLEAR_CACHE case.
476 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
477 * doc/md.texi (clear_cache): Document new instruction pattern.
478 * testsuite/gcc.dg/builtins-64.c: New test.
480 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
482 * config/cris/cris.md ("movsi"): Fix typo in last change.
484 2007-07-09 Geoffrey Keating <geoffk@apple.com>
487 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
489 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
490 * varasm.c (assemble_start_function): Honor DECL_ALIGN
491 for FUNCTION_DECLs. Don't use align_functions_log if
493 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
494 even for FUNCTION_DECLs.
495 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
497 * tree.h (DECL_ALIGN): Update for new location of 'align'.
498 (DECL_FUNCTION_CODE): Update for new location and name of
500 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
501 (struct tree_decl_common): Move 'align' and 'off_align' out
502 of union, ensure they're still on a 32-bit boundary. Remove
503 other fields in union 'u1'.
504 (struct tree_function_decl): Add field 'function_code' replacing
505 'u1.f' in tree_decl_common.
506 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
507 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
508 (Variable Attributes): Cross-reference 'aligned' attribute
509 to Function Attributes.
510 * flags.h (force_align_functions_log): Delete.
511 * toplev.c (force_align_functions_log): Delete.
513 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
516 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
517 (*vec_concatv2di_rex): New insn pattern.
519 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
522 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
524 2007-07-10 Ian Lance Taylor <iant@google.com>
526 Replace no_new_pseudos in backends.
527 * rtl.h (can_create_pseudo_p): Define.
528 * config/darwin.c (machopic_indirect_data_reference): Use
529 can_create_pseudo_p () instead of no_new_pseudos.
530 (machopic_indirect_data_reference): Likewise.
531 (machopic_legitimize_pic_address): Likewise.
532 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
533 (alpha_emit_set_const_1): Likewise.
534 (alpha_emit_set_const): Likewise.
535 (alpha_emit_conditional_move): Likewise.
536 (alpha_split_conditional_move): Likewise.
537 * config/alpha/alpha.md (various splitters): Likewise.
539 * config/arm/arm.c (legitimize_pic_address): Likewise.
540 (arm_load_pic_register): Likewise.
541 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
542 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
543 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
544 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
545 * config/cris/cris.md (movsi): Likewise.
546 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
547 (symGOTOFF2reg_hilo): Likewise.
548 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
549 * config/h8300/h8300.md (insv, extzv): Likewise.
550 * config/i386/i386.c (ix86_expand_move): Likewise.
551 (ix86_expand_vector_move): Likewise.
552 (ix86_prepare_fp_compare_args): Likewise.
553 (ix86_expand_carry_flag_compare): Likewise.
554 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
555 (tls_dynamic_gnu2_combine_32): Likewise.
556 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
557 * config/ia64/ia64.c (ia64_expand_move): Likewise.
558 (ia64_expand_movxf_movrf): Likewise.
559 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
560 (m32c_split_move): Likewise.
561 (m32c_expand_insv): Likewise.
562 * config/m68k/m68k.md (movsi): Likewise.
563 * config/mips/mips.c (mips_force_temporary): Likewise.
564 (mips_split_symbol): Likewise.
565 (mips_move_integer): Likewise.
566 (mips_legitimize_const_move): Likewise.
567 * config/mn10300/mn10300.md (movsi): Likewise.
568 * config/pa/pa.c (emit_move_sequence): Likewise.
569 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
570 (rs6000_got_register): Likewise.
571 (create_TOC_reference): Likewise.
572 (rs6000_machopic_legitimize_pic_address): Likewise.
573 * config/rs6000/rs6000.md (add<mode>3): Likewise.
574 (various splitters): Likewise.
575 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
576 (movsi_got): Likewise.
577 * config/s390/s390.c (emit_symbolic_move): Likewise.
578 * config/s390/s390.md (movhi, movqi): Likewise.
579 (load_multiple, store_multiple): Likewise.
580 * config/score/score.c (score_force_temporary): Likewise.
581 * config/sh/sh.c (prepare_move_operands): Likewise.
582 (prepare_cbranch_operands): Likewise.
583 (emit_fpu_switch): Likewise.
584 (fpscr_set_from_mem): Likewise.
585 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
586 (adddi3, subsi3): Likewise.
587 (various splitters): Likewise.
588 (divsi_inv_fp_combine): Likewise.
589 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
590 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
592 * config/sh/predicates.md (xor_operand): Likewise.
593 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
594 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
595 (movdi_pic_label_ref): Likewise.
596 * config/spu/spu.c (spu_split_immediate): Likewise.
597 * config/alpha/alpha.md (various splitters): Remove test
598 !no_new_pseudos || reload_completed.
599 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
601 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
602 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
603 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
604 * config/score/score.c (th_output_mi_thunk): Likewise.
605 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
606 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
608 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
610 PR rtl-optimization/32664
611 * mode-switching.c (create_pre_exit): Skip barrier insns.
613 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
615 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
616 force_gimple_operand_bsi.
617 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
618 rewrite_use_compare): Ditto.
619 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
621 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
622 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
623 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
624 * tree-profile.c (prepare_instrumented_value,
625 tree_gen_interval_profiler, tree_gen_pow2_profiler,
626 tree_gen_one_value_profiler, tree_gen_ic_profiler,
627 tree_gen_ic_func_profiler, tree_gen_average_profiler,
628 tree_gen_ior_profiler): Ditto.
629 * tree-ssa-reassoc.c (negate_value): Ditto.
630 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
631 Use force_gimple_operand_bsi.
632 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
633 * tree-if-conv.c (add_to_dst_predicate_list,
634 find_phi_replacement_condition): Ditto.
635 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
636 Call mark_symbols_for_renaming for new statements.
637 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
639 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
641 * cfghooks.c (remove_edge): New function.
642 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
644 * cfghooks.h (remove_edge): Declare.
645 * cfg.c (remove_edge): Renamed to remove_edge_raw.
646 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
648 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
650 * optabs.h: Added declaration for signbit_optab.
651 * optabs.c: (init_optabs): Added initialization for signbit_optab.
652 * genoptinit.c (optabs): Added entry for signbit insns.
653 * builtins.c (expand_builtin_signbit): Added code to use a signbit
655 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
656 * config/s390/s390.md (signbit<mode>2): New expander.
658 2007-07-09 Richard Guenther <rguenther@suse.de>
661 * fold-const.c (fold_plusminus_mult_expr): Move constant
662 arguments second to allow decomposing.
664 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
667 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
669 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
670 Disregard DECL_FROM_INLINE.
672 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
675 * doc/invoke.texi: Add ftree-reassoc flag.
676 * common.opt (ftree-reassoc): New flag.
677 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
678 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
680 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
682 PR tree-optimization/32681
683 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
684 saved in second_edge->aux when first_bb is a loop header.
686 2007-07-09 Jan HUbicka <jh@suse.cz>
688 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
690 2007-07-09 Richard Guenther <rguenther@suse.de>
692 * c-decl.c (start_function): Do not promote return type.
694 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
696 * function.c (do_warn_unused_parameter): Do not warn if
697 TREE_NO_WARNING is set.
699 2007-07-08 Andreas Schwab <schwab@suse.de>
701 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
703 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
706 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
708 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
709 apply to assembly language, too.
710 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
712 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
714 Revert (note the sccvn portions are *not* reverted)
715 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
717 Fix PR tree-optimization/23488
719 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
721 * tree-flow-inline.h (get_value_handle): Ditto.
722 * tree-ssa-pre.c (decl_vh_map): New.
723 (decl_node_pool): New.
724 (can_value_number_operation): Support DECL_P.
725 (can_PRE_operation): Ditto.
726 (create_expression_by_pieces): Ditto.
727 (find_existing_value_expr): Modify to differnetiate between
728 addressing and top level.
729 (create_value_handle_for_expr): Handle DECL's.
730 (poolify_tree): Ditto.
731 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
732 (make_values_for_stmt): Handle DECL's properly.
733 (init_pre): Reorg to not init useless things during FRE.
735 * tree-flow.h: Include pointer-set.h.
736 (decl_vh_map): Declare.
737 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
739 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
741 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
742 the constraint description.
743 * doc/md.texi: Update documentation of AVR constraints.
745 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
747 * auto-inc-dec.c, config/arm/arm.c,
748 config/m32r/constraints.md, config/mips/mips.md,
749 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
750 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
751 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
752 typos. Follow spelling conventions.
753 * doc/invoke.texi, doc/rtl.texi: Fix typos.
755 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
756 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
758 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
759 realloc_vuse): Remove.
760 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
763 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
765 Fix PR tree-optimization/23488
767 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
768 (try_to_simplify): Ditto.
770 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
772 * tree-flow-inline.h (get_value_handle): Ditto.
773 * tree-ssa-pre.c (decl_vh_map): New.
774 (decl_node_pool): New.
775 (can_value_number_operation): Support DECL_P.
776 (can_PRE_operation): Ditto.
777 (create_expression_by_pieces): Ditto.
778 (find_existing_value_expr): Modify to differnetiate between
779 addressing and top level.
780 (create_value_handle_for_expr): Handle DECL's.
781 (poolify_tree): Ditto.
782 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
783 (make_values_for_stmt): Handle DECL's properly.
784 (init_pre): Reorg to not init useless things during FRE.
786 * tree-flow.h: Include pointer-set.h.
787 (decl_vh_map): Declare.
788 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
790 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
792 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
793 apply to assembly language, too.
794 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
796 2007-07-06 Ian Lance Taylor <iant@google.com>
797 Zack Weinberg <zackw@panix.com>
800 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
802 2007-07-06 Richard Sandiford <richard@codesourcery.com>
804 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
805 (prefetch): Likewise if "pref" would be used.
807 2007-07-06 Josh Conner <jconner@apple.com>
811 * calls.c (store_one_arg): Handle arguments which are partially
812 on the stack when detecting argument overlap.
814 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
816 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
817 chosen during find_reloads.
819 2007-07-06 Richard Guenther <rguenther@suse.de>
821 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
822 TYPE_ARG_TYPES for verification of argument types. Use
823 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
824 parameters as variable arguments.
826 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
828 * libgcc2.h (word_type): Type definition removed.
829 (cmp_return_type, shift_count_type): Type definitions added.
830 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
831 replaced with shift_count_type.
832 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
834 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
835 changed from word_type to Wtype.
836 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
837 replaced with shift_count_type.
838 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
840 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
841 and libgcc_shift_count attribute added.
842 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
843 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
844 (TARGET_INITIALIZER): New target hooks added.
845 * targhooks.c (default_libgcc_cmp_return_mode,
846 default_libgcc_shift_count_mode): Default implementations for the new
848 * targhooks.h (default_libgcc_cmp_return_mode,
849 default_libgcc_shift_count_mode): Function prototypes added.
850 * target.h (struct gcc_target): Fields for the new target hooks added.
851 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
853 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
856 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
857 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
859 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
860 s390_libgcc_shift_count_mode): Functions added.
861 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
862 Target hooks defined.
864 2007-07-06 Richard Sandiford <richard@codesourcery.com>
866 * config/mips/mips.c (compute_frame_size): Restore the original
867 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
868 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
869 Document why the difference is needed.
871 2007-07-06 Richard Guenther <rguenther@suse.de>
873 * c-common.c (boolean_increment): Use correctly typed
876 2007-07-06 Richard Sandiford <richard@codesourcery.com>
878 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
879 the topmost argument register is not also included in the save mask.
880 (mips16e_collect_argument_save_p): Take a pointer to the argument
881 register, rather than a pointer to the number of arguments.
882 (mips16e_collect_argument_saves): Only include argument saves
883 that aren't in the register mask.
885 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
887 PR rtl-optimization/32450
888 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
889 to ensure that instructions are not moved into the prologue when
890 profiling is on. Remove unused prologue_end variable.
891 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
892 as a scheduling barrier.
894 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
897 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
898 Disregard DECL_FROM_INLINE.
900 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
902 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
903 IORing with a constant.
905 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
907 PR rtl-optimization/32475
908 * df-scan.c (df_def_record_1): Add a use of the stack pointer
909 for every definition of the stack pointer.
911 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
913 * arm.c (vfp3_const_double_index): Copy signed results of
914 REAL_VALUE_TO_INT into unsigned vars.
916 2007-07-05 Richard Guenther <rguenther@suse.de>
919 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
921 * tree-ssa.c (useless_type_conversion_p): Check canonical
924 2007-07-05 Anatoly Sokolov <aesok@post.ru>
926 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
927 zero_extendhisi2): Change to define_insn_and_split.
928 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
930 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
932 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
933 pass_match_asm_constraints): New.
934 * passes.c (init_optimization_passes): Add new pass.
935 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
936 * function.h (struct function): Add has_asm_statement bit.
937 (current_function_has_asm_statement): New.
938 * tree-pass.h (pass_match_asm_constraints): New.
940 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
942 * config/mips/mips.c (mips_file_start): Avoid declaration
945 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
947 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
949 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
951 * rtl.def (NOTE): Change print format string to print
952 operand 5 as a note insn name.
954 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
955 David Ung <davidu@mips.com>
957 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
958 * doc/invoke.texi: (MIPS Options): Document them.
960 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
961 David Ung <davidu@mips.com>
963 Add support for SmartMIPS ASE.
965 * optabs.c (expand_binop_directly): New, broken out from...
966 (expand_binop): Here. Make it try rotating in the other
967 direction even when the second operand isn't constant.
968 * config/mips/mips.md (*lwxs): New.
969 * config/mips/mips.opt (msmartmips): New.
970 * config/mips/mips.c (mips_lwxs_address_p): New.
971 (mips_rtx_costs): Make it recognize scaled indexed addressing.
972 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
973 __mips_smartmips when compiling for TARGET_SMARTMIPS.
974 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
976 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
977 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
978 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
979 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
980 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
981 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
982 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
984 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
986 * tree-vectorizer.c (new_loop_vec_info): Initialize
987 LOOP_VINFO_COST_MODEL_MIN_ITERS.
988 * tree-vectorizer.h (_loop_vec_info): Added new filed
989 min_profitable_iters.
990 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
991 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
992 * tree-vect-analyze.c (vect_analyze_operations): Set
993 LOOP_VINFO_COST_MODEL_MIN_ITERS.
994 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
995 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
996 Fix calculation of peel_iters_prologue. Move consideration of epilogue
997 and prologue cost to after they are computed.
998 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
1000 (vect_model_simple_cost): Takes additional argument dt. Consider cost
1001 of creating vectors from scalars according to dt.
1002 (vect_model_store_cost): Likewise.
1003 (vectorizable_call): Use dt array instead of scalar dt. Call
1004 vect_model_simple_cost with additional argument dt.
1005 (vectorizable_assignment): Likewise.
1006 (vectorizable_operation): Likewise.
1007 (vectorizable_type_demotion): Likewise.
1008 (vectorizable_type_promotion): Likewise.
1009 (vectorizable_store): Use dt array instead of scalar dt. Call
1010 vect_model_store_cost with additional argument dt.
1011 (vect_do_peeling_for_loop_bound): Don't call
1012 vect_estimate_min_profitable_iters. Instead, lookup
1013 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
1014 "may not be profitable".
1016 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
1019 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
1020 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
1021 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
1022 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
1024 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
1026 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
1027 addressing modes cheaper.
1029 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
1031 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
1032 (dw_ranges_struct): Rename block_num to num. Adjust.
1033 (dw_ranges_by_label_struct): New.
1034 (ranges_by_label, ranges_by_label_allocated,
1035 ranges_by_label_in_use): New variables.
1036 (add_ranges_num): Factored most of the code out of...
1037 (add_ranges): ... this one. Rewrite in terms of the former.
1038 (add_ranges_by_labels): New.
1039 (output_ranges): Output by-label ranges.
1040 (dwarf2out_finish): Output range for multiple-section
1041 compile_unit. Output standard DW_AT_low_pc in addition to
1042 unexpected DW_AT_entry_pc.
1044 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
1046 PR tree-optimization/32604
1047 PR tree-optimization/32606
1049 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
1050 (compute_antic_safe): Removed.
1051 (ANTIC_SAFE_LOADS): Ditto.
1052 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
1053 (execute_pre): Don't call compute_antic_safe.
1054 (vuse_equiv): New function.
1055 (make_values_for_stmt): Use it
1056 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
1059 2007-07-04 Anatoly Sokolov <aesok@post.ru>
1062 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
1064 (avr_attribute_table): Make "naked" attribute apply to function types
1065 rather than to decls.
1066 (avr_handle_fntype_attribute): New function.
1068 2007-07-04 Joseph Myers <joseph@codesourcery.com>
1070 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
1073 2007-07-04 David Ung <davidu@mips.com>
1074 Joseph Myers <joseph@codesourcery.com>
1076 * config/mips/mips.md (type): Add logical, signext and move.
1077 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
1078 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
1079 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
1080 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
1081 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
1082 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
1083 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
1084 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
1085 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
1086 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
1087 movv2sf_hardfloat_64bit): Use the new types.
1088 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
1089 *movdf_softfloat, *movdf_mips16): Use "multi".
1090 (extendqihi2): Replace with a define_expand.
1091 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
1092 Based on extend<SHORT:mode><GPR:mode>2 patterns.
1093 * config/mips/74k.md (r74k_int_logical): New reservation and
1095 (r74k_int_arith): Remove "slt".
1096 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
1097 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
1098 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
1099 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
1100 reservations for "arith".
1102 2007-07-04 Richard Guenther <rguenther@suse.de>
1104 * tree-ssa.c (useless_type_conversion_p): Add handling for
1105 scalar float and vector types. Only call the types_compatible_p
1106 langhook for aggregate types as last resort. Follow the
1109 2007-07-04 Richard Guenther <rguenther@suse.de>
1111 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
1112 the same as NOP_EXPR.
1114 2007-07-04 Nick Clifton <nickc@redhat.com>
1116 * target.h (struct gcc_target): Add target_help field.
1117 * target-def.h (TARGET_HELP): New.
1118 (TARGET_INITIALIZER): Use TARGET_HELP.
1119 * opts.c (command_handle_option): Invoke target_help function, if
1120 defined, when the user has specified --target-help on the command
1122 * doc/invoke.texi: Mention that --target-help might print
1123 additional information.
1124 * doc/tm.texi: Document TARGET_HELP hook.
1126 * arm.c (TARGET_HELP): Override default definition.
1127 (arm_target_help): New - display a wrapped list of cores and
1128 architectures supported.
1130 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
1132 * config/gcc/v850/v850.c (expand_prologue): Make sure
1133 GEN_INT() argument is sign extended rather than zero extended.
1134 (expand_epilogue): Likewise.
1135 (output_move_double): Delete.
1136 * config/gcc/v850/v850-protos.h (output_move_double): Delete.
1137 * config/gcc/v850/v850.md (movdi): Delete.
1138 (*movdi_internal): Delete.
1140 (*movdf_internal): Delete.
1142 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1144 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
1145 unless compiling RTP PIC.
1147 2007-07-04 Richard Guenther <rguenther@suse.de>
1149 PR tree-optimization/32482
1150 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
1151 original ssa name if we didn't find a shift expression.
1152 Fix shift constant for bit zero test.
1154 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1156 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
1158 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1160 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
1161 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
1162 * config/arm/vxworks.h (ASM_SPEC): Delete.
1163 (SUBTARGET_EXTRA_ASM_SPEC): Define.
1165 2007-07-04 Sebastian Pop <sebpop@gmail.com>
1167 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
1168 (DDR_REVERSED_P): New.
1169 * tree-data-ref.c (initialize_data_dependence_relation,
1170 build_classic_dist_vector): Set DDR_REVERSED_P.
1172 2007-07-04 Sebastian Pop <sebpop@gmail.com>
1175 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
1176 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
1177 init_omega_for_ddr_1): Use non conservative number of iterations
1179 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
1180 (analyze_siv_subscript): Remove FIXME and reinitialization of
1181 last_conflicts to chrec_dont_know.
1182 * testsuite/gfortran.dg/vect/pr32457.f90: New.
1184 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
1186 * tree.c (maybe_canonicalize_argtypes): Improve description.
1188 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
1190 * tree.c (maybe_canonicalize_argtypes): New.
1191 (build_function_type): Set canonical type.
1192 (build_method_type_directly): Ditto.
1193 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
1196 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1198 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
1200 (rewrite_use_nonlinear_expr): Likewise.
1202 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
1204 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
1206 2007-07-04 Ben Elliston <bje@au.ibm.com>
1208 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
1211 * c-objc-common.c (c_types_compatible_p): Fix indentation.
1213 * doc/tm.texi (Run-time Target): Capitalise "CPU".
1214 (Exception Handling): Likewise.
1216 2007-07-03 Jan Hubicka <jh@suse.cz>
1218 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
1220 2007-07-03 Eric Christopher <echristo@apple.com>
1222 * doc/cppopts.texi: Add conflicting option note to -dM.
1223 * doc/invoke.texi: Add note about possible conflicts with
1224 -E for -dCHARS and note that -dM will not produce
1225 any results if there is no machine dependent reorg.
1227 2007-07-03 Geoffrey Keating <geoffk@apple.com>
1229 * tree.h (DECL_ALIGN): Back out previous change.
1231 2007-07-03 Joseph Myers <joseph@codesourcery.com>
1233 * configure.ac: Test for .dtprelword support on MIPS.
1234 * configure, config.in: Regenerate.
1235 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
1236 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
1238 2007-07-03 Julian Brown <julian@codesourcery.com>
1240 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
1241 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
1242 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
1243 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
1245 (all_fpus): Add FPUTYPE_VFP3.
1246 (fp_model_for_fpu): Add VFPv3 field.
1247 (arm_rtx_costs_1): Give cost to VFPv3 constants.
1248 (vfp3_const_double_index): New function. Return integer index of
1249 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
1251 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
1252 and argument represents a valid RTX for a VFPv3 constant.
1253 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
1255 (vfp_emit_fstmd): Similar, for fstmd.
1256 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
1257 constants, represented as integer indices.
1258 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
1259 VFP_REGNO_OK_FOR_DOUBLE macros.
1260 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
1261 (arm_file_start): Set float-abi attribute for VFPv3, and output
1262 correct ".fpu" assembler directive.
1263 (arm_dbx_register_numbering): Add FIXME.
1264 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
1265 (fputype): Add FPUTYPE_VFP3.
1266 (FIXED_REGISTERS): Add 32 registers for D16-D31.
1267 (CALL_USED_REGISTERS): Likewise.
1268 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
1269 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
1270 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
1271 (D7_VFP_REGNUM): New.
1272 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
1273 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
1274 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
1275 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
1276 (REG_ALLOC_ORDER): Adjust for VFPv3.
1277 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
1278 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
1279 VFP_LO_REGS, VFP_HI_REGS.
1280 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
1281 (IS_VFP_CLASS): Define macro.
1282 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
1284 (REGISTER_MOVE_COST): Likewise.
1285 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
1286 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
1287 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
1288 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
1289 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
1290 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
1291 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
1292 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
1293 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
1294 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
1295 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
1296 where appropriate for single-word registers.
1297 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
1298 As above. Fix type attributes.
1299 * config/arm/constraints.md (register_contraint "t"): Define.
1300 (register_constraint "w"): Change to D0-D15, or D0-D31 for
1302 (register_constraint "x"): Define.
1303 (constraint "Dv"): Define.
1305 2007-07-03 Geoffrey Keating <geoffk@apple.com>
1307 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
1309 2007-07-03 Tom Tromey <tromey@redhat.com>
1311 * c-parser.c (objc_pq_context): Removed.
1312 (objc_need_raw_identifier): Likewise.
1313 (c_parser) <objc_pq_context>: New field.
1314 <objc_need_raw_identifier>: Likewise.
1315 (OBJC_NEED_RAW_IDENTIFIER): Removed.
1316 (c_lex_one_token): Update.
1317 (c_parser_objc_protocol_definition): Update.
1318 (c_parser_objc_method_definition): Update.
1319 (c_parser_objc_methodproto): Update.
1320 (c_parser_declspecs): Update.
1322 2007-07-03 David Ung <davidu@mips.com>
1324 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
1326 2007-07-03 David Ung <davidu@mips.com>
1327 Richard Sandiford <richard@codesourcery.com>
1329 * doc/invoke.texi: Document -march=74kf3_2.
1330 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
1331 (TUNE_74K): Check for it.
1332 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
1333 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
1334 * config/mips/mips.md (cpu): Add 74kf3_2.
1335 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
1336 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
1337 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
1338 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
1339 74kf3_2 to the CPU list.
1340 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
1341 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
1342 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
1343 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
1344 (r74kf3_2_fxfer_from_c1): New insn reservations.
1346 2007-07-03 Richard Sandiford <richard@codesourcery.com>
1347 David Ung <davidu@mips.com>
1349 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
1350 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
1351 and 74k[fx]. Document aliases for the new options.
1352 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
1353 (PROCESSOR_24KF2_1): ...this.
1354 (PROCESSOR_24KX): Rename to...
1355 (PROCESSOR_24KF1_1): ...this.
1356 (PROCESSOR_74KF): Rename to...
1357 (PROCESSOR_74KF2_1): ...this.
1358 (PROCESSOR_74KX): Rename to...
1359 (PROCESSOR_74KF1_1): ...this.
1360 (TUNE_74K): Update PROCESSOR_* names.
1361 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
1362 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
1363 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
1364 (mips_rtx_cost_data): Update processor names in comments.
1365 (mips_issue_rate): Update PROCESSOR_* names.
1366 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
1367 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
1368 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
1369 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
1370 Update cpu attribute names.
1371 (r24k_fpu_iss): Rename this reservation to...
1372 (r24kf2_1_fpu_iss): ...this and update all uses.
1373 (r24kx_fpu_iss): Rename this reservation to...
1374 (r24kf1_1_fpu_iss): ...this and update all uses.
1375 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
1376 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
1377 Update cpu attribute names.
1379 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
1381 * config/m32r/constraints.md: New file.
1382 * config/m32r/m32r.c: Include tm-constrs.h.
1383 (small_data_operand): Use satisfies_constraint_* instead of macro.
1384 (addr24_operand, gen_compare): Likewise.
1385 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
1386 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
1387 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
1388 EXTRA_CONSTRAINT): Likewise.
1389 * config/m32r/m32r.md: Include constraints.md.
1390 (*movsi_insn): Use satisfies_constraint_* instead of macro.
1391 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
1392 * config/m32r/predicates.md (conditional_move_operand): Likewise.
1393 (two_insn_const_operand, int8_operand, uint16_operand,
1394 reg_or_int16_operand, reg_or_uint16_operand,
1395 reg_or_cmp_int16_operand, cmp_int16_operand,
1396 seth_add3_operand): Likewise.
1398 2007-07-03 Eric Christopher <echristo@gmail.com>
1400 * libgcc2.h: Conditionally declare __bswapsi2 and
1403 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
1405 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
1408 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1411 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
1412 (__gthrw_pragma): Provide default definition.
1414 * gthr-posix.c (__gthrw_pragma): Define.
1416 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
1418 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
1419 before declaring inequality.
1421 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
1423 * combine.c (recog_for_combine): Log the success or failure of
1424 matching new insn patterns against the machine description in
1427 2007-07-03 Revital Eres <eres@il.ibm.com>
1429 * ddg.c (print_sccs): New function.
1430 (check_sccs): New function.
1431 (create_ddg_all_sccs): Use it.
1432 * ddg.h (print_sccs): Declare.
1433 * modulo-sched.c (sms_order_nodes): Call print_sccs.
1435 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
1437 * targhooks.h (default_mode_for_suffix): New function declaration.
1438 * targhooks.c (default_mode_for_suffix): New default target hook.
1439 * target.h (struct c): New structure in the targetm struct.
1440 (mode_for_suffix): New target hook as part of struct c.
1441 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
1442 default_mode_for_suffix.
1443 (TARGET_C): New define.
1444 * c-lex.c: Include "target.h".
1445 (interpret_float): Use targetm.c.mode_for_suffix to determine
1446 the mode for a given non-standard suffix.
1447 Makefile.in (c-lex.o): Depend on $(TARGET_H).
1449 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
1450 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
1452 * doc/extend.texi (Floating Types): New node. Document __float80 and
1453 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
1455 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
1458 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
1459 predicate instead of target_operand.
1460 (divsi3_i1_media, divsi3_media_2): Likewise.
1462 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
1464 * tree.h (alias_sets_might_conflict_p): Rename into
1465 alias_sets_must_conflict_p.
1466 * alias.c (alias_sets_might_conflict_p): Likewise.
1467 (alias_sets_conflict_p): Use it.
1468 (objects_must_conflict_p): Likewise.
1469 * c-common.c (strict_aliasing_warning): Adjust.
1471 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
1473 * rtlhooks.c (gen_lowpart_if_possible): Check for
1474 invalid subreg before calling gen_lowpart_SUBREG.
1476 2007-07-02 Geoffrey Keating <geoffk@apple.com>
1478 * config/darwin9.h: Add copyright notice.
1479 (LINK_COMMAND_SPEC): Add comment.
1480 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
1481 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
1482 DARWIN_LIBSYSTEM_HAS_UNWIND.
1484 2007-07-02 Jakub Jelinek <jakub@redhat.com>
1487 * omp-low.c (check_combined_parallel): New function.
1488 (lower_omp_parallel): Call it via walk_stmts, set
1489 OMP_PARALLEL_COMBINED if appropriate.
1490 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
1491 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
1492 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
1493 don't consider it as combined parallel.
1495 2007-07-02 Richard Sandiford <richard@codesourcery.com>
1497 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
1498 (gcc_tooldir): Likewise.
1499 * configure: Regenerate.
1500 * Makefile.in (libsubdir_to_prefix): New variable, based on the
1501 old configure.ac gcc_tooldir setting.
1502 (prefix_to_exec_prefix): New variable.
1503 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
1504 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
1506 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
1508 Fix PR tree-optimization/32583
1509 Fix PR tree-optimization/32584
1510 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
1511 (phi_translate_set): Use phi_translate directly now.
1512 (make_values_for_stmt): Don't value number RHS if we already know
1515 2007-07-02 Steve Ellcey <sje@cup.hp.com>
1516 Jim Wilson <wilson@specifix.com>
1519 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
1522 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
1523 Richard Sandiford <richard@codesourcery.com>
1524 Nigel Stephens <nigel@mips.com>
1526 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
1527 (mips16e_output_save_restore): Declare.
1528 (mips16e_save_restore_pattern_p): Likewise.
1529 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
1530 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
1531 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
1532 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
1533 (BITSET_P): New global macro, extracted from...
1534 (mips_for_each_saved_reg): ...here.
1535 (mips16e_save_restore_info): New struct.
1536 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
1537 (mips16e_save_restore_regs): New variable.
1538 (mips_split_plus, mips16e_find_first_register): New functions.
1539 (mips16e_mask_registers): New function.
1540 (compute_frame_size): Expand the commentary before the function.
1541 Enforce the MIPS16e save and restore register range restrictions.
1542 Pad the general register save area at the low end.
1543 (mips16e_save_restore_reg, mips16e_build_save_restore)
1544 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
1545 (mips16e_output_save_restore, mips16e_collect_propagate_value)
1546 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
1548 (mips_expand_prologue, mips_expand_epilogue): Handle
1549 GENERATE_MIPS16E_SAVE_RESTORE.
1550 * config/mips/mips.md (*mips16e_save_restore): New pattern.
1552 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
1554 PR tree-optimization/31966
1555 PR tree-optimization/32533
1556 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
1557 "basic_block" description as its third argument. Update function
1558 calls to get destination bb from "edge" argument. Save "cond" into
1559 aux field of the edge. Update prototype for changed arguments.
1560 (if_convertible_loop_p): Clear aux field of incoming edges if bb
1562 (find_phi_replacement_condition): Operate on incoming edges, not
1563 on predecessor blocks. If there is a condition saved in the
1564 incoming edge aux field, AND it with incoming bb predicate.
1565 Return source bb of the first edge.
1566 (clean_predicate_lists): Clean aux field of outgoing node edges.
1567 (tree_if_conversion): Do not initialize cond variable. Move
1568 variable declaration into the loop.
1569 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
1570 initializations of new_stmt, arg0 and arg1 variables.
1572 2007-07-02 Jakub Jelinek <jakub@redhat.com>
1574 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
1575 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
1577 2007-07-02 Richard Guenther <rguenther@suse.de>
1579 * tree-ssa.c (useless_type_conversion_p): Document
1580 future intent as defining the middle-end type system.
1581 Re-structure to call langhook last, group by type class,
1582 mark questionable parts.
1584 2007-07-02 Richard Guenther <rguenther@suse.de>
1586 * tree-flow.h (types_compatible_p): Declare.
1587 * tree-ssa.c (types_compatible_p): New function.
1588 * ipa-type-escape.c (discover_unique_type): Use
1589 types_compatible_p instead of lang_hooks.types_compatible_p.
1590 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
1591 * tree-vn.c (expressions_equal_p): Likewise.
1592 * tree.c (fields_compatible_p): Likewise.
1593 * tree-ssa-dom.c (avail_expr_eq): Likewise.
1594 (cprop_operand): Use useless_type_conversion_p instead of
1595 lang_hooks.types_compatible_p.
1596 * tree-inline.c (setup_one_parameter): Likewise.
1597 (declare_return_variable): Likewise.
1598 * tree-nrv.c (tree_nrv): Likewise.
1599 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
1600 (maybe_fold_offset_to_component_ref): Likewise.
1601 (maybe_fold_offset_to_reference): Likewise.
1602 * tree-ssa-copy.c (may_propagate_copy): Likewise.
1603 (merge_alias_info): Likewise.
1604 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
1605 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
1606 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
1607 * tree-tailcall.c (find_tail_calls): Likewise.
1608 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
1609 * gimplify.c (canonicalize_addr_expr): Likewise.
1610 (fold_indirect_ref_rhs): Likewise.
1611 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
1612 (cpt_same_type): Likewise.
1613 (check_pointer_types_r): Swap parameters to cpt_same_type
1615 * fold-const.c (fold_convert): Revert fix for PR15988.
1616 * tree-inline.c (setup_one_parameter): Instead fix it here by
1617 using fold_build1 instead of fold_convert and checking for
1618 error_mark_node. Convert only if the conversion is necessary.
1620 2007-07-02 Joseph Myers <joseph@codesourcery.com>
1622 * configure.ac: Check for .gnu_attribute on Power.
1623 * configure: Regenerate.
1624 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
1625 attribute for floating-point ABI.
1627 2007-07-02 Ira Rosen <irar@il.ibm.com>
1629 PR tree-optimization/32230
1630 PR tree-optimization/32477
1631 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
1632 address is a constant.
1634 2007-07-02 Richard Sandiford <richard@codesourcery.com>
1636 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
1637 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
1638 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
1639 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
1640 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
1641 64-bit targets. Add support for *-elfoabi*.
1642 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
1643 different settings if $(tm_defines) does not select the EABI.
1644 (MULTILIB_EXCLUSIONS): Define in those circumstances.
1645 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
1646 (MIPS_ARCH_OPTION_SPEC): Likewise.
1647 (MIPS_ISA_LEVEL_SPEC): Likewise.
1648 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
1649 * config/mips/elfoabi.h: New file.
1651 2007-07-02 Richard Guenther <rguenther@suse.de>
1653 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
1654 (useless_type_conversion_p): ... this.
1655 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
1656 (useless_type_conversion_p): ... this.
1657 * builtins.c (fold_builtin_memory_op): Rename
1658 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
1659 * tree-cfg.c (verify_expr): Likewise.
1660 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
1661 * tree-ssa-ccp.c (ccp_fold): Likewise.
1662 * tree-ssa-copy.c (may_propagate_copy): Likewise.
1663 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
1664 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
1665 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
1666 * tree-ssa-pre.c (eliminate): Likewise.
1667 * tree-ssa.c (delete_tree_ssa): Likewise.
1668 (tree_ssa_useless_type_conversion): Likewise.
1669 * tree.c (build2_stat): Likewise.
1671 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
1673 Fix PR tree-optimization/32571
1674 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
1677 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
1679 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
1680 and other expected operations explicitly, change default to
1683 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
1685 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
1687 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
1688 (tls_load_dot_plus_eight): Move the label number into the unspec.
1689 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
1691 2007-07-01 Andreas Schwab <schwab@suse.de>
1693 * dwarf2out.c (initial_return_save): Define only if used.
1695 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
1697 Unreverting Richard's Revert of:
1699 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1701 * dce.c (deletable_insn_p_1): New function, split out from...
1702 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1703 specially, not those inside PARALLELs. Remove BODY argument
1704 and adjust recursive call accordingly.
1705 (prescan_insns_for_dce): Update call to delete_insn_p.
1707 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
1708 Revital Eres <eres@il.ibm.com>
1710 * ddg.c (create_ddg_all_sccs): Fix missed
1711 initialization of scc_nodes.
1713 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
1716 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
1717 X + ~X to 1 only for INTEGRAL_TYPE_P type.
1719 2007-06-30 Joseph Myers <joseph@codesourcery.com>
1721 * configure.ac: Check for .gnu_attribute on MIPS.
1722 * configure, config.in: Regenerate.
1723 * config/mips/mips.c (mips_file_start): If supported, output
1724 attribute for floating-point ABI.
1726 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
1729 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
1730 (ffs_cmove): New expander to expand using ctz pattern.
1731 (*ffs_cmove): Remove pattern.
1732 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
1733 (ffsdi2): Expand using ctz pattern.
1734 (*ffs_rex64): Remove pattern.
1736 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1738 PR rtl-optimization/32296
1739 * pa.md (return): Delete pattern.
1740 (return_internal): Remove "(const_int 1)" from pattern.
1741 (epilogue): Use return_internal pattern for trivial returns.
1742 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
1743 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
1745 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1747 * tree-ssa-pre.c (is_exception_related): New function
1748 (can_value_number_operation): Use it.
1750 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1752 Fix PR tree-optimization/32540
1753 Fix PR tree-optimization/31651
1755 * tree-ssa-sccvn.c: New file.
1757 * tree-ssa-sccvn.h: Ditto.
1759 * tree-vn.c: Include tree-ssa-sccvn.h
1760 (val_expr_paid_d): Removed.
1761 (value_table): Ditto.
1762 (vn_compute): Ditto.
1763 (val_expr_pair_hash): Ditto.
1764 (val_expr_pair_expr_eq): Ditto.
1765 (copy_vuses_from_stmt): Ditto.
1768 (shared_vuses_from_stmt): Ditto.
1769 (print_creation_to_file): Moved up.
1770 (sort_vuses): Ditto.
1771 (sort_vuses_heap): Ditto.
1772 (set_value_handle): Make non-static.
1773 (make_value_handle): Ditto.
1774 (vn_add): Rewritten to use sccvn lookups.
1775 (vn_add_with_vuses): Ditto.
1776 (vn_lookup): Ditto (and second argument removed).
1777 (vn_lookup_with_vuses): Ditto.
1778 (vn_lookup_or_add): Ditto (and second argument removed);
1779 (vn_lookup_or_add_with_vuses): Ditto.
1780 (vn_lookup_with_stmt): New.
1781 (vn_lookup_or_add_with_stmt): Ditto.
1782 (create_value_handle_for_expr): Ditto.
1784 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
1785 (seen_during_translate): New function.
1786 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
1787 (phi_trans_add): Ditto.
1788 (constant_expr_p): FIELD_DECL is always constant.
1789 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
1790 Use constant_expr_p.
1791 Avoid infinite recursion on mutually valued expressions.
1792 Change callers of vn_lookup_or_add.
1793 (phi_translate): New function.
1794 (compute_antic_safe): Allow phi nodes.
1795 (create_component_ref_by_pieces): Update for FIELD_DECL change.
1796 (find_or_generate_expression): Rewrite slightly.
1797 (create_expression_by_pieces): Updated for vn_lookup_or_add
1799 Update VN_INFO for new names.
1800 (insert_into_preds_of_block): Update for new names.
1801 (add_to_exp_gen): New function.
1802 (add_to_sets): Use vn_lookup_or_add_with_stmt.
1803 (find_existing_value_expr): Rewrite to changed vn_lookup.
1804 (create_value_expr_from): Ditto, and use add_to_exp_gen.
1805 (try_look_through_load): Removed.
1806 (try_combine_conversion): Ditto.
1807 (get_sccvn_value): New function.
1808 (make_values_for_phi): Ditto.
1809 (make_values_for_stmt): Ditto.
1810 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
1812 (init_pre): Update for SCCVN changes.
1814 (execute_pre): Ditto.
1816 * tree-flow.h (make_value_handle): Declare.
1817 (set_value_handle): Ditto.
1818 (sort_vuses_heap): Ditto.
1819 (vn_lookup_or_add_with_stmt): Ditto.
1820 (vn_lookup_with_stmt): Ditto.
1821 (vn_compute): Remove.
1824 (vn_lookup): Update arguments.
1826 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
1828 (tree-ssa-sccvn.o): New.
1829 (OBJS-common): Add tree-ssa-sccvn.o
1831 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1834 * c-typeck.c (build_external_ref): Don't mark as used if called
1836 * calls.c (rtx_for_function_call): Likewise.
1838 2007-06-30 Richard Sandiford <richard@codesourcery.com>
1842 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1844 * dce.c (deletable_insn_p_1): New function, split out from...
1845 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1846 specially, not those inside PARALLELs. Remove BODY argument
1847 and adjust recursive call accordingly.
1848 (prescan_insns_for_dce): Update call to delete_insn_p.
1850 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
1852 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
1853 (try_combine): Move potential calls to undo_all() so they happen
1854 before we commit to using the combined insns.
1856 2006-06-30 Jan Hubicka <jh@suse.cz>
1858 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
1861 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
1863 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
1864 (cgraph_remove_unreachable_nodes): Likewise.
1865 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
1866 * ipa-inline.c (update_caller_keys): Cast according to the coding
1868 (cgraph_decide_recursive_inlining): Likewise.
1869 (cgraph_decide_inlining_of_small_function): Likewise.
1870 (try_inline): Likewise.
1871 (cgraph_decide_inlining_incrementally): Likewise.
1872 * ipa-pure-const.c (get_function_state): Likewise.
1873 (scan_function): Likewise.
1874 (analyze_function): Likewise.
1875 (static_execute): Likewise.
1876 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
1877 (merge_callee_local_info): Likewise.
1878 (analyze_function): Use type safe memory macros.
1879 (static_execute): Likewise. Cast according to the coding conventions.
1880 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
1882 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
1884 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
1885 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
1888 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
1891 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
1892 for complex modes (both int and real).
1894 2007-06-29 Jan Hubicka <jh@suse.cz>
1896 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
1898 2007-06-29 Jan Hubicka <jh@suse.cz>
1901 * cse.c (cse_insn): Avoid invalid sharing in between register note and
1904 2007-06-29 Anatoly Sokolov <aesok@post.ru>
1907 * config/avr/avr.c: Include dataflow header file.
1908 (expand_prologue): Adjust for prologue insn change.
1909 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
1912 2007-06-29 Richard Guenther <rguenther@suse.de>
1915 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
1916 during type verification.
1918 2007-06-29 Jan Hubicka <jh@suse.cz>
1920 * recog.c (validate_change_rtx_1): Unshare TO argument.
1922 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
1924 PR tree-optimization/24659
1925 * tree-vect-transform.c (vectorizable_call): Handle
1926 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
1928 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
1929 * config/i386/i386.c (enum ix86_builtins)
1930 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
1931 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
1933 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
1934 const using def_builtin_const.
1935 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
1936 input operands in the same modes as the result.
1937 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
1939 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
1941 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
1942 (df_set_dead_notes_for_mw): Likewise.
1944 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
1946 * c-common.c (pointer_int_sum): Do the negation in sizetype.
1948 2007-06-28 DJ Delorie <dj@redhat.com>
1950 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
1952 2007-06-28 Geoffrey Keating <geoffk@apple.com>
1954 * doc/invoke.texi (C++ Dialect Options): Document
1955 fvisibility-ms-compat.
1956 * c.opt (fvisibility-ms-compat): New.
1958 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1961 * tree-affine.c (aff_combination_add_elt): Handle
1962 pointer addition specially.
1964 2007-06-28 Jakub Jelinek <jakub@redhat.com>
1966 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
1967 decl is non-external for AIX ABI.
1969 2007-06-28 David Edelsohn <edelsohn@gnu.org>
1971 * config/rs6000/predicates.md (current_file_function_operand):
1972 Ensure the symbol is non-external for AIX ABI.
1974 2007-06-28 Nick Clifton <nickc@redhat.com>
1976 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
1977 (fdce, fdse, fpredictive-commoning): Likewise.
1979 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1982 * gcc.c (process_command): Recognize the new -static-libgfortran
1985 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
1988 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
1989 Use a call clobbered hard reg instead of a pseudo reg.
1991 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
1993 * config/sh/sh.md (load_gbr): Use correct operand constraint.
1995 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
1998 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
1999 REG_LIBCALL and REG_RETVAL notes.
2000 (divsi3, mulsi3): Likewise.
2001 (mulhisi3): Likewise. Use emit_libcall_block.
2002 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
2004 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
2006 PR rtl-optimization/32481
2007 * combine.c (adjust_for_new_dest): Rescan the changed insn.
2009 2007-06-27 Richard Sandiford <richard@codesourcery.com>
2011 * dce.c (deletable_insn_p_1): New function, split out from...
2012 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
2013 specially, not those inside PARALLELs. Remove BODY argument
2014 and adjust recursive call accordingly.
2015 (prescan_insns_for_dce): Update call to delete_insn_p.
2017 2007-06-27 Richard Guenther <rguenther@suse.de>
2020 * tree.h (fold_convertible_p): Declare.
2021 * fold-const.c (fold_convertible_p): New function.
2022 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
2023 instead of lang_hooks.types_compatible_p.
2025 2007-06-26 Jan Hubicka <jh@suse.cz>
2027 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
2028 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
2029 early use validate_unshare_change.
2030 (reload_combine): Likewise.
2031 * recog.c (change_t): New field unshare.
2032 (validate_change_1): Rename from validate_change; add argument unshare.
2033 (validate_change): Turn into wrapper of validate_change_1; update
2034 prototype for bools.
2035 (validate_unshare_change): New.
2036 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
2037 calls of df_insn_rescan.
2038 * recog.h (validate_change): Replace ints by bools.
2039 (validate_unshare_change): Declare.
2041 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
2043 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
2045 2007-06-26 Steve Ellcey <sje@cup.hp.com>
2047 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
2049 2007-06-25 Jan Hubicka <jh@suse.cz>
2051 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
2053 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
2054 cgraph_decide_inlining_incrementally): Move uninlinability checks to
2055 places other call site specific checks are performed.
2057 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2060 * tree-vect-transform.c (vectorizable_operation): Convert
2061 POINTER_PLUS_EXPR over to PLUS_EXPR.
2063 2007-06-25 Chao-ying Fu <fu@mips.com>
2065 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
2066 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
2067 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
2068 Document GET_MODE_IBIT, and GET_MODE_FBIT.
2070 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
2071 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2072 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
2073 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
2074 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
2075 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
2076 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
2077 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
2078 ALL_FIXED_POINT_MODE_P): New define.
2079 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2081 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
2083 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
2084 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2085 MODE_VECTOR_UACCUM): New mode classes.
2087 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
2088 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
2089 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
2092 * genmodes.c (struct mode_data): Add ibit and fbit fields.
2093 (blank_mode): Initialize ibit and fbit.
2094 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
2095 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2097 (new_adjust): Change required_class to required_class_from and
2098 required_class_to for testing within a range.
2099 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2100 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2102 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
2103 (make_fixed_point_mode): New.
2104 (_ADD_ADJUST): Change C to C1 and C2.
2105 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
2106 use a range for machine classes.
2107 (ADJUST_IBIT, ADJUST_FBIT): New.
2108 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
2110 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
2111 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2112 Emit adjustment for ibit and fbit.
2113 (emit_mode_ibit, emit_mode_fbit): New.
2114 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
2116 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
2118 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
2119 as the source of the set.
2121 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
2123 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
2124 FP_REGNO_P): Use IN_RANGE.
2125 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
2126 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
2127 (DATA_REG_P): Use DATA_REGNO_P.
2128 (FP_REG_P): Use FP_REGNO_P.
2129 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
2130 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
2131 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
2133 2007-06-24 Jan Hubicka <jh@suse.cz>
2136 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
2138 2007-06-24 Sebastian Pop <sebpop@gmail.com>
2141 * fold-const.c (fold_binary): Strip nops of operand 0
2142 of BIT_NOT_EXPR before calling operand_equal_p.
2143 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
2144 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
2146 2007-06-23 Mark Mitchell <mark@codesourcery.com>
2148 * doc/extend.texi: Document that dllimport and dllexport imply
2150 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
2151 imported or exported declaration, including type declarations.
2152 * c-common.c (handle_visibility_attribute): Check for conflicts
2153 with dllimport/dllexport.
2154 (c_determine_visibility): Handle dllimport/dllexport as an
2155 explicit visibility atttribute.
2157 2007-06-23 Richard Guenther <rguenther@suse.de>
2159 PR tree-optimization/16876
2161 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
2163 * tree-inline.c (initialize_inlined_parameters): Do not call
2164 lang_hooks.tree_inlining.convert_parm_for_inlining.
2165 * cgraphbuild.c (initialize_inline_failed): Set inline failed
2166 reason for mismatched types.
2167 * gimplify.c (gimplify_call_expr): Verify the call expression
2168 arguments match the called function type signature. Otherwise
2169 mark the call expression to be not considered for inlining
2170 using CALL_CANNOT_INLINE_P flag.
2171 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
2172 edges call expression.
2173 (cgraph_decide_inlining_of_small_function): Likewise.
2174 (cgraph_decide_inlining): Likewise.
2175 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
2177 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
2178 * c-typeck.c (c_convert_parm_for_inlining): Remove.
2179 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
2181 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
2182 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
2184 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
2185 convert_parm_for_inlining member.
2187 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
2190 * arm.md (negscc): Match the correct operand for optimized LT0 test.
2191 Remove optimization for GT.
2193 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
2196 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
2198 (prescan_insns_for_dce): Add extra parameter.
2200 2007-06-23 Jan Hubicka <jh@suse.cz>
2203 * gimplify.c (mark_addressable): New function.
2204 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
2206 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2209 * expr.c (store_constructor): Do not clobber non-zeroed memory.
2211 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2214 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
2215 moves between MMX/SSE registers to at least 8 units to prevent
2216 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
2218 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2220 * config/i386/i386.c (override_options): Correct x86_sahf
2223 2007-06-21 David Daney <ddaney@avtrex.com>
2226 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
2227 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
2228 (exception_receiver): Renamed to ...
2229 (nonlocal_goto_receiver): ... this.
2231 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
2233 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
2234 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
2235 partial register accesses.
2237 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
2239 * fold-const.c (debug_fold_checksum): Move it under
2240 ENABLE_FOLD_CHECKING.
2242 2007-06-21 Sebastian Pop <sebpop@gmail.com>
2245 * tree.h (debug_fold_checksum): Declared.
2246 * fold-const.c (build_fold_addr_expr_with_type_1): New.
2247 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
2248 build_fold_addr_expr_with_type_1.
2249 (fold_addr_expr, debug_fold_checksum): New.
2250 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
2251 (fold_unary, fold_comparison, split_address_to_core_and_offset):
2254 2007-06-21 Sebastian Pop <sebpop@gmail.com>
2256 PR tree-optimization/19590
2257 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
2258 of scev is a constant.
2259 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
2261 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2263 * df-problems.c (df_note_bb_compute): Made computation of live
2264 info consistent with df_lr.
2266 2007-06-21 Richard Guenther <rguenther@suse.de>
2268 PR tree-optimization/32453
2269 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
2270 for pointer anti-range.
2272 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
2274 * config/i386/i386.c (processor_target_table): Increase maximum
2275 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
2278 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
2279 byte alignment if > 8 byte alignment is preferred.
2280 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
2282 2007-06-21 Jakub Jelinek <jakub@redhat.com>
2284 PR tree-optimization/31866
2285 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
2286 if ASM_EXPR's input is not a SSA_NAME.
2289 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
2290 but decl is a global var, instead return decl.
2291 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
2292 even for is_global_var decls, if they are private in some outer
2295 2007-06-21 Richard Guenther <rguenther@suse.de>
2297 PR tree-optimization/32451
2298 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
2300 2007-06-21 Christian Bruel <christian.bruel@st.com>
2302 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
2303 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
2304 (push_regs): Changed saving order or banked registers.
2305 (sh_expand_epilogue): Likewise.
2306 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
2307 (FIRST_BANKED_REG): Likewise.
2308 (LAST_BANKED_REG): Likewise.
2309 * config/sh/sh.md (banked) New attribute.
2310 (in_delay_slot): Check banked attribute.
2312 2007-06-20 Sebastian Pop <sebpop@gmail.com>
2314 PR tree-optimization/32075
2315 * tree-data-ref.c (subscript_dependence_tester_1,
2316 analyze_miv_subscript, analyze_overlapping_iterations,
2317 add_distance_for_zero_overlaps, build_classic_dist_vector,
2318 subscript_dependence_tester_1, analyze_overlapping_iterations,
2319 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
2320 compute_affine_dependence, compute_all_dependences): Pass loop_nest
2321 to evolution_function_is_affine_multivariate_p.
2323 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
2325 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
2327 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
2330 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
2332 * config/m32c/prologue.md (epilogue_exitd_16): New.
2333 (epilogue_reit_16): New.
2334 (epilogue_exitd): Rename to epilogue_exitd_24.
2335 (epilogue_reit): Rename to epilogue_reit_24.
2337 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
2338 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2340 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
2342 * haifa-sched.c (queue_to_ready): Don't requeue next insn
2343 if dbg_cnt (sched_insn) reaches the limit.
2344 (choose_ready): New parameter INSN_PTR and new return value.
2345 (schedule_block): Handle dbg_cnt (sched_insn). Handle
2346 the new return value from choose_ready.
2347 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
2348 (rest_of_handle_global_alloc): New global_alloc_at_func.
2350 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
2352 PR tree-optimization/25737
2353 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
2354 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
2355 * tree-flow.h (struct fieldoff): Add new field alias_set.
2356 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
2357 argument addressable_type. Set alias_set of fieldoff.
2358 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
2359 (create_overlap_variables_for): Pass alias_set from fieldoff to
2361 * alias.c (get_alias_set): Use alias_set from SFT if set.
2363 2007-06-20 Hui-May Chang <hm.chang@apple.com>
2365 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
2366 of a variable as an unsigned HOST_WIDE_INT integer.
2368 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
2370 PR rtl-optimization/32405
2371 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
2373 2007-06-20 Jakub Jelinek <jakub@redhat.com>
2375 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
2378 * builtins.c: Include diagnostic.h.
2379 (expand_builtin_expect): Make gcc_assert more permissive.
2380 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
2383 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
2387 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
2388 if ACCUMULATE_OUTGOING_ARGS.
2390 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2392 * config/m68hc11/m68hc11.c: Include dataflow header file.
2393 (m68hc11_reorg): Port to dataflow.
2395 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2397 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
2398 (struct df_problem.free_blocks_on_set_blocks): New field.
2399 (struct dataflow.optional_p): New field.
2400 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
2401 (df_live_set_all_dirty): New function.
2402 * df-scan.c (df_scan_alloc): Initialize optional_p.
2403 (problem_SCAN): Initialize free_blocks_on_set_blocks.
2404 * df-core.c (df_set_blocks): Removed use of
2405 DF_FIRST_OPTIONAL_PROBLEM. Now uses
2406 df_problem.free_blocks_on_set_blocks to determine which blocks are
2408 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
2409 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
2410 uses dataflow.optional_p to determine if problem should be
2412 (rest_of_handle_df_initialize): Only start live problem if
2414 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
2415 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
2416 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
2417 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
2418 problem_NOTE): Initialize free_blocks_on_set_blocks.
2419 (df_lr_bb_local_compute): Recompute luids if df_live problem is
2421 (df_live_set_all_dirty, df_note_alloc): New function.
2422 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
2424 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
2425 * postreload.c (reload_combine): Ditto.
2426 * cse.c (cse_extended_basic_block): Ditto.
2427 * regmove.c (mark_flags_life_zones): Ditto.
2428 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
2429 erase_matching_seqs): Ditto.
2430 * bt-load.c (compute_defs_uses_and_gen): Ditto.
2431 * integrate (allocate_initial_values): Ditto.
2432 * combine.c (reg_dead_at_p): Ditto.
2433 * resource.c (mark_target_live_regs): Ditto.
2434 * sched-rgn.c (check_live_1, update_live_1): Ditto.
2435 * config/sh/sh.c (find_r0_life_regions): Ditto.
2436 * global.c (rest_of_handle_global_alloc): Only add back df_live
2438 * local-alloc.c (rest_of_handle_local_alloc): Only remove
2440 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
2442 (if_convert): Make sure df_live is there at -O == 1.
2443 (pass_if_after_combine): Cleanup flags.
2444 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
2445 is there at -O == 1.
2447 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
2449 * config/arm/arm.c (arm_get_frame_offsets): Set
2450 offsets->locals_base to avoid negative stack size.
2451 (thumb1_expand_prologue): Assert on negative stack size.
2453 2007-04-19 Sebastian Pop <sebpop@gmail.com>
2455 PR tree-optimization/32367
2456 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
2457 of the chrec has no evolution in that loop.
2458 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
2460 2007-06-19 Bob Wilson <bob.wilson@acm.org>
2462 * config/xtensa/xtensa.c: Include "df.h".
2463 (xtensa_builtin_saveregs): Use adjust_address instead of
2465 (xtensa_va_start): Invoke make_tree with sizetype for
2466 expand_builtin_saveregs and then convert the result to a pointer.
2467 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
2468 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
2469 Subtract argument size from index value as integers and then use
2470 POINTER_PLUS_EXPR to add the result to the array address.
2472 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2475 * config/m32c/m32c.c: Include dataflow header file.
2476 (m32c_emit_prologue): Adjust for prologue insn change.
2477 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
2478 once inside a PARALLEL. Assume frame size passed in operand 0
2479 includes space to save the fb register.
2480 (prologue_enter_24): Likewise.
2481 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
2483 2007-06-19 David Daney <ddaney@avtrex.com
2486 * config/mips/mips.md (cprestore): Mark $gp as used.
2488 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2491 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
2492 (frv_ifcvt_modify_insn): Likewise.
2494 2007-06-19 Richard Guenther <rguenther@suse.de>
2496 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
2497 only handle positive offsets that fit in a HOST_WIDE_INT.
2499 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
2501 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
2502 result of rsqrt insn for zero input argument to avoid NaN.
2504 2007-06-19 Richard Guenther <rguenther@suse.de>
2507 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
2509 2007-06-19 Jakub Jelinek <jakub@redhat.com>
2511 PR tree-optimization/32353
2512 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
2514 2007-06-19 Nick Clifton <nickc@redhat.com>
2516 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
2518 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
2521 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
2522 * config/i386/i386.c (assign_386_stack_local): Assert that
2523 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
2524 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
2525 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
2526 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
2528 2007-06-18 Steve Ellcey <sje@cup.hp.com>
2530 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
2532 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
2534 PR rtl-optimization/32321
2535 * gcse.c (replace_store_insn): Update the note before
2536 calling emit_insn_after.
2538 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
2541 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
2543 * df-problems.c (df_note_bb_compute): Fix dumping info.
2545 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
2547 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
2548 insn with emit_jump_insn.
2550 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
2552 PR tree-optimization/32383
2553 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
2554 * targhooks.h (default_builtin_reciprocal): Update prototype.
2555 * target.h (struct gcc_target): Update builtin_reciprocal.
2556 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
2557 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
2558 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
2559 when fndecl is in BUILT_IN_MD class.
2560 (execute_convert_to_rsqrt): Ditto.
2562 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
2563 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
2564 Convert BUILT_IN_SQRTF code only when md_fn is false.
2566 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
2568 * bt-load.c (move_btr_def): Fix the order of arguments
2569 to validate_replace_rtx.
2571 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
2573 * config/m68k/m68k-devices.def: Add 54450..54455.
2575 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
2577 PR rtl-optimization/32366
2578 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
2579 FLOAT_EXTEND]: Prevent non-scalar modes from entering
2582 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
2585 * modulo-sched (generate_reg_moves): Added rescan parameter and if
2586 this is true, rescan insn being modified.
2587 (sms_schedule): Added rescan parameter.
2588 (rest_of_handle_sms): Moved freeing of dominance info to before
2589 getting out of cfg_layout.
2591 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
2593 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
2594 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
2597 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
2598 FL_CF_EMAC from the entry for isac.
2600 * config/m68k/predicates.md (const_call_operand): Adjust comment.
2601 (const_sibcall_operand): New.
2602 (sibcall_operand): Use it.
2603 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
2604 (m68k_isas): ISAC does not imply FPU or EMAC.
2605 (override_options): Add ISA_C logic for symbolic jump & call.
2607 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2609 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
2610 return mode from the builtin itself.
2611 (sparc_fold_builtin): Fix cast of zero constant.
2613 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
2615 * targhooks.c (default_builtin_reciprocal): New default target hook.
2616 * targhooks.h (default_builtin_reciprocal): Add prototype.
2617 * hooks.c (hook_tree_tree_bool_null): Remove hook.
2618 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
2619 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
2620 default_builtin_reciprocal.
2622 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
2625 * hooks.c (hook_tree_tree_bool_null): New hook.
2626 * hooks.h (hook_tree_tree_bool_null): Add prototype.
2627 * tree-pass.h (pass_convert_to_rsqrt): Declare.
2628 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
2629 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
2630 and convert it to reciprocal a*rfunc(b).
2631 (execute_convert_to_rsqrt): New function.
2632 (gate_convert_to_rsqrt): New function.
2633 (pass_convert_to_rsqrt): New pass definition.
2634 * target.h (struct gcc_target): Add builtin_reciprocal.
2635 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
2636 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
2637 TARGET_BUILTIN_RECIPROCAL.
2638 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
2640 * config/i386/i386.h (TARGET_RECIP): New define.
2641 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
2642 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2643 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2644 and not optimizing for size.
2645 (*rcpsf2_sse): New insn pattern.
2646 (*rsqrtsf2_sse): Ditto.
2647 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
2648 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2649 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2650 and not optimizing for size.
2651 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
2652 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2653 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2654 and not optimizing for size.
2655 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
2656 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2657 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2658 and not optimizing for size.
2659 (*sse_rsqrtv4sf2): Do not export.
2661 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
2662 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2663 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2664 and not optimizing for size.
2666 * config/i386/i386.opt (mrecip): New option.
2667 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
2668 (ix86_emit_swsqrtsf): Ditto.
2669 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
2670 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
2672 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
2673 ix86_expand_unop1_builtin.
2674 (ix86_emit_swdivsf): New function.
2675 (ix86_emit_swsqrtsf): Ditto.
2676 (ix86_builtin_reciprocal): New function.
2677 (TARGET_BUILTIN_RECIPROCAL): Use it.
2678 (ix86_vectorize_builtin_conversion): Rename from
2679 ix86_builtin_conversion.
2680 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
2681 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
2682 "i386 and x86_64 Options" section.
2683 (Intel 386 and AMD x86_64 Options): Document -mrecip.
2685 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2686 Zdenek Dvorak <dvorakz@suse.cz>
2687 Richard Guenther <rguenther@suse.de>
2688 Kaz Kojima <kkojima@gcc.gnu.org>
2690 * tree-vrp.c (compare_values_warnv): Convert val2 to
2692 (extract_range_from_assert): Create
2693 POINTER_PLUS_EXPR for pointer types.
2694 (extract_range_from_binary_expr): Handle
2695 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
2697 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
2698 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
2699 POINTER_PLUS_EXPR as PLUS_EXPR.
2700 (number_of_iterations_lt_to_ne):
2701 For pointer types, use sizetype when
2702 creating MINUS_EXPR/PLUS_EXPRs.
2703 (assert_loop_rolls_lt): For pointer types, use sizetype when
2704 creating MINUS_EXPR/PLUS_EXPRs.
2705 (number_of_iterations_le): Likewise.
2706 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
2707 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
2708 like PLUS_EXPR and MINUS_EXPR.
2709 * tree-pretty-print.c (dump_generic_node): Handle
2711 (op_prio): Likewise.
2712 (op_symbol_1): Likewise.
2713 * optabs.c (optab_for_tree_code): Likewise.
2714 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
2716 * tree-tailcall.c (process_assignment): Mention
2717 POINTER_PLUS_EXPR in a TODO comment.
2718 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
2719 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
2720 not used with a pointer and an integer type.
2721 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
2722 increment using chrec_convert_rhs instead of chrec_convert.
2723 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
2724 PLUS_EXPR except for the right hand side's type will be
2726 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
2727 (fold_used_pointer_cast): Kill.
2728 (pointer_offset_p): Kill.
2729 (fold_used_pointer): Kill.
2730 (pointer_used_p): Kill.
2731 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
2732 call fold_used_pointer.
2733 (instantiate_parameters_1): Convert the increment
2734 using chrec_convert_rhs instead of chrec_convert.
2735 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
2736 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
2737 instead of PLUS_EXPR.
2738 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
2739 PLUS_EXPR for pointers.
2740 (std_gimplify_va_arg_expr): Likewise.
2741 (fold_builtin_memory_op): Likewise.
2742 (fold_builtin_strstr): Likewise.
2743 (fold_builtin_strchr): Likewise.
2744 (fold_builtin_strrchr): Likewise.
2745 (fold_builtin_strpbrk): Likewise.
2746 (expand_builtin_memory_chk): Likewise.
2747 (fold_builtin_memory_chk): Likewise.
2748 (std_expand_builtin_va_start): Use
2749 sizetype for the call to make_tree and then convert
2750 to the pointer type.
2751 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
2752 instead of PLUS_EXPR for adding to a pointer.
2753 (std_gimplify_va_arg_expr): Use fold_build2 for
2754 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
2755 the operands to sizetype first and then cast the BIT_AND_EXPR
2756 back to the pointer type.
2757 * fold-const.c (build_range_check): Handle pointer types
2759 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
2760 of PLUS_EXPR's. Make sure the offset is converted to
2762 (try_move_mult_to_index): Strip the NOPs from the offset.
2763 Remove code argument and replace all uses with PLUS_EXPR.
2764 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
2765 specially. Don't use a pointer type for MINUS_EXPR.
2766 (fold_unary): Handle for (T1)(X op Y),
2767 only p+ as that is the only as that can be handled for
2768 binary operators now.
2769 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
2771 <case PLUS_EXPR>: Add folding of PTR+INT into
2773 Don't call try_move_mult_to_index.
2774 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
2775 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
2776 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
2777 Don't call try_move_mult_to_index.
2778 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
2779 (tree_expr_nonzero_p): Likewise.
2780 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
2781 of PLUS_EXPR for the complex expression folding.
2782 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
2783 first chrec is a pointer type, then the second should
2784 be sizetype and not the first's type.
2785 For POINTER_PLUS_EXPR, use a different right hand side type.
2786 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2787 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
2788 different right hand side type.
2789 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2790 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
2791 instead of PLUS_EXPR.
2792 When either operand is zero, convert the other operand.
2793 (chrec_apply): Use chrec_convert_rhs
2794 on the argument x instead of chrec_convert.
2795 (reset_evolution_in_loop): For pointer types, the new_evol
2797 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
2798 different right hand side type.
2799 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2800 (chrec_convert_rhs): New function.
2801 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
2802 different right hand side type.
2803 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2804 * tree-chrec.h (chrec_convert_rhs): New prototype.
2805 (build_polynomial_chrec): For pointer types, the right hand
2806 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
2807 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
2808 Remove subtraction case as it is always addition now.
2809 Make sure the offset is converted to sizetype.
2810 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
2811 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
2812 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
2813 PLUS_EXPR in pointer type.
2814 Handle POINTER_PLUS_EXPR.
2815 (tree_to_aff_combination): Likewise.
2816 (force_expr_to_var_cost): Likewise.
2817 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
2818 instead of PLUS_EXPR for pointers.
2819 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
2820 instead of PLUS_EXPR of pointer types.
2821 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
2823 (check_va_list_escapes): Likewise.
2824 (check_all_va_list_escapes): Likewise.
2825 * dwarf2out.c (loc_descriptor_from_tree_1):
2826 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
2827 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
2828 (string_constant): Likewise.
2829 * tree-ssa-address.c (tree_mem_ref_addr): When adding
2830 the offset to the base, use POINTER_PLUS_EXPR.
2831 (add_to_parts): Convert the index to sizetype.
2832 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
2833 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
2834 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
2835 Offset only holds something for PLUS_EXPR.
2836 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
2838 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
2840 (analyze_accesses_for_modify_stmt): Likewise.
2841 Remove comment about the type being integral type as it is
2843 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
2845 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
2847 Correct the type which the artimentic is done in (is now
2850 * tree-data-ref.c (split_constant_offset): Handle
2852 * tree-affine.c (tree_to_aff_combination): Likewise.
2853 * c-typeck.c (build_unary_op): For pointers create the increment
2854 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
2856 * gimplify.c (gimplify_self_mod_expr): Create a
2857 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2858 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
2859 * tree.def (POINTER_PLUS_EXPR): New tree code.
2860 * tree-predcom.c (ref_at_iteration): If we have a pointer
2861 type do the multiplication in sizetype.
2862 * tree-mudflap.c (mf_xform_derefs_1): Create a
2863 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2864 * tree-ssa-forwprop.c
2865 (forward_propagate_addr_into_variable_array_index):
2866 Don't expect there to be a cast for the index as that
2867 does not exist anymore.
2868 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
2869 instead of PLUS_EXPR.
2870 Don't check for the first operand of the POINTER_PLUS_EXPR
2871 was the index as it cannot be.
2872 Call forward_propagate_addr_into_variable_array_index with
2873 the SSA_NAME instead of the statement.
2874 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
2875 (compare_constant): Likewise.
2876 (copy_constant): Likewise.
2877 (compute_reloc_for_constant): Likewise.
2878 (output_addressed_constants): Likewise.
2879 (initializer_constant_valid_p): Likewise.
2880 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
2881 Convert the MIN/MAX of the inner type to the outer
2882 type before comparing them.
2883 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
2884 POINTER_PLUS_EXPR instead of PLUS_EXPR.
2885 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
2886 of PLUS_EXPR for pointers.
2887 * tree-inline.c (estimate_num_insns_1): Handle
2889 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
2890 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2891 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
2892 instead of PLUS_EXPR for the pointer increment statement.
2893 (vect_update_ivs_after_vectorizer): For pointer types, create
2894 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
2895 MULT_EXPR in sizetype.
2896 (vect_gen_niters_for_prolog_loop): Add a cast when creating
2898 * tree-object-size.c (plus_expr_object_size): Handle
2899 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
2900 code which is trying to figure out which side is a pointer and
2902 (check_for_plus_in_loops_1): Likewise.
2903 (check_for_plus_in_loops): Likewise.
2904 * c-common.c (pointer_int_sum): Create a
2905 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2906 * tree-ssa-structalias.c (handle_ptr_arith): Handle
2907 only POINTER_PLUS_EXPR. Removing all the extra
2908 code which is trying to figure out which side is a pointer and
2910 * tree-cfg.c (verify_expr): Add extra checking for pointers and
2911 PLUS_EXPR and MINUS_EXPR.
2912 Also add checking to make sure the operands of POINTER_PLUS_EXPR
2914 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
2915 with make_tree, instead of a pointer type.
2916 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
2917 for pointers instead of PLUS_EXPR.
2918 (s390_gimplify_va_arg): Likewise.
2919 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
2920 instead of PLUS_EXPR when doing addition on pointer
2921 types. Use sizetype for the second operand.
2922 (spu_gimplify_va_arg_expr): Likewise.
2923 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
2924 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
2925 a pointer. Don't create a BIT_AND_EXPR for pointer types.
2926 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
2927 for the pointer addition and also use size_int/sizetype
2929 (ix86_gimplify_va_arg): Likewise.
2930 Perform BIT_AND_EXPR on sizetype arguments.
2931 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
2932 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
2933 for the pointer additions and also use size_int for the offsets.
2934 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
2935 additions and also use size_int for the offsets. Perform
2936 BIT_AND_EXPR on sizetype arguments.
2937 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
2938 POINTER_PLUS_EXPR for pointers and create the
2939 BIT_AND_EXPR in sizetype.
2940 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
2941 instead of PLUS_EXPR for pointer addition.
2942 (rs6000_va_start): Likewise.
2943 Also use sizetype for the offset.
2944 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
2945 as PLUS_EXPR/MINUS_EXPR.
2946 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
2947 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
2948 Don't use BIT_AND_EXPR on a pointer type, convert the
2949 expression to sizetype first.
2950 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
2952 (mips_gimplify_va_arg_expr): Likewise.
2953 Don't create BIT_AND_EXPR in a pointer type.
2955 2007-06-15 Eric Christopher <echristo@apple.com>
2957 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
2958 (x86_64-*-darwin*): Ditto.
2959 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
2962 2007-06-15 Matthew Wilcox <matthew@wil.cx>
2964 * doc/extend.texi: Document behavior of __attribute__((aligned))
2967 2007-06-15 Mark Mitchell <mark@codesourcery.com>
2969 * rtlanal.c (note_stores): Improve documentation.
2971 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
2973 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
2974 LOCAL_LABEL_PREFIX): Delete.
2975 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
2976 (bfin_internal_label): Delete.
2978 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
2980 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
2981 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
2982 otherwise define to LIBGCC2_TF_CEXT.
2983 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
2984 (LIBGCC_TF_CEXT): Ditto.
2987 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
2989 PR rtl-optimization/32339
2990 * df-scan.c (df_uses_record): Don't modify flags but just add to
2991 it for df_ref_record.
2993 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
2995 * tree-mudflap.c: Fix whitespace issues.
2997 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
2999 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
3001 2007-06-14 Eric Christopher <echristo@apple.com>
3003 * config/i386/sse.md (movdi_to_sse): Rewrite body.
3004 (movv4sf): Use gcc_unreachable instead of abort.
3006 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
3009 * config/i386/sfp-machine.h (CMPtype): New define.
3010 (mach stubs): Use CMPtype instead of int as a return type.
3012 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
3014 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
3015 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
3016 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
3017 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
3018 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
3019 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
3020 config/soft-fp/soft-fp.h: Update from glibc CVS.
3022 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
3024 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
3026 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
3029 * config/v850/v850.c: Include dataflow header file.
3030 (substitute_ep_register): Fix typo.
3032 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3034 * configure.ac: Fix earlier checkin.
3035 * configure: Regenerated.
3037 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3039 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
3040 * aclocal.m4: Regenerate.
3041 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
3042 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
3043 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
3044 * configure: Regenerate.
3045 * Makefile.in (LOOSE_WARN): Subst loose_warn.
3047 * Makefile.in (quickstrap): Build libgcc too.
3049 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3051 * configure.ac: Add --enable-checking=df. Explicitly mention that
3052 the variables are initialized as for "release".
3053 * df-core.c: Use it.
3054 * configure: Regenerate.
3055 * config.in: Regenerate.
3057 2007-06-14 Bob Wilson <bob.wilson@acm.org>
3059 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
3060 validate_replace_rtx instead of replace_rtx.
3061 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
3063 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
3065 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
3066 (DWARF2_UNWIND_INFO): Override default if configured with
3068 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
3069 (ENDFILE_SPEC): Add crtend.o.
3070 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
3071 (ENDFILE_SPEC): Add crtend.o.
3072 (TARGET_USE_JCR_SECTION): Define.
3073 (MD_UNWIND_SUPPORT): Define for 32-bit target.
3075 * config/i386/cygming-crtbegin.c: New file.
3076 * config/i386/cygming-crtend.c: New file.
3078 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
3080 * config/i386/w32-unwind.h: New file.
3082 2007-06-13 Eric Christopher <echristo@apple.com>
3084 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
3085 the user set a value below STACK_BOUNDARY.
3087 2007-06-13 Thiemo Seufer <ths@networkno.de>
3089 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
3090 imply -lpthread for -pthread.
3092 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
3094 * basic-block.h: Remove the prototype for
3095 free_basic_block_vars.
3096 * cfglayout.h: Remove the prototype for
3097 insn_locators_initialize.
3098 * tree.h: Remove the prototype for emit_line_note.
3100 * tree-ssa-pre.c (mergephitemp): Remove.
3101 (init_pre): Don't use mergephitemp.
3103 2007-06-13 Eric Christopher <echristo@apple.com>
3105 * config/i386/i386.c (override_options): If we've specified
3106 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
3108 2007-06-13 Bob Wilson <bob.wilson@acm.org>
3110 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
3113 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
3115 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
3116 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
3117 (eh_store_handler): New pattern.
3118 (eh_return): Emit it instead of a plain move.
3120 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
3122 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
3123 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
3124 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
3127 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
3129 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
3130 (find_next_insn_start, find_load): New functions.
3131 (bfin_reorg): Use them to deal with the fact that parallel insns are
3132 no longer represented as a SEQUENCE.
3134 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3136 * config/sparc/sparc.c (sparc_override_options): Initialize
3139 2007-06-13 Dave Korn <dave.korn@artimi.com>
3141 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
3144 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
3146 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
3147 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
3148 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
3149 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
3150 tree-vect-transform.c: Fix comment typos. Follow spelling
3153 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
3155 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
3156 to the exit block use set.
3157 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
3158 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
3159 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
3161 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
3163 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
3164 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
3165 to indicate an error.
3166 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
3168 (dbg_cnt_process_opt): Print an error on a bad argument.
3169 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
3170 * common.opt (-fdbg-cnt-list): New.
3171 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
3173 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
3175 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
3176 flag on ref-all pointers.
3178 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
3181 * expr.c (expand_expr_addr_expr_1): Call expand_expr
3182 for the offset with the modifier as EXPAND_INITIALIZER
3183 if the modifier is EXPAND_INITIALIZER.
3184 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
3185 a register if we had an overflow.
3187 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3189 * real.c (real_isfinite): New.
3190 (real_sqrt): Use it.
3191 * real.h (real_isfinite): New.
3192 * builtins.c: Use it.
3194 2007-06-12 Ian Lance Taylor <iant@google.com>
3195 Daniel Berlin <dberlin@dberlin.org>
3198 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
3199 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
3200 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
3201 (DECL_NO_TBAA_P): Define.
3202 (struct tree_decl_common): Add no_tbaa_flag field.
3203 * tree-ssa-structalias.c (struct variable_info): Add
3204 no_tbaa_pruning field.
3205 (new_var_info): Initialize no_tbaa_pruning field.
3206 (unify_nodes): Copy no_tbaa_pruning field.
3207 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
3208 (dump_solution_for_var): Print no_tbaa_pruning flag.
3209 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
3211 (compute_tbaa_pruning): New static function.
3212 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
3213 Call compute_tbaa_pruning.
3214 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
3215 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
3216 * gimple-low.c (lower_stmt): Likewise.
3217 * tree-gimple.c (is_gimple_stmt): Likewise.
3218 * tree-ssa-operands.c (get_expr_operands): Likewise.
3219 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3220 * tree-inline.c (estimate_num_insns_1): Likewise.
3221 (copy_result_decl_to_var): Likewise.
3222 * expr.c (expand_expr_real_1): Likewise.
3223 * tree-pretty-print.c (dump_generic_node): Likewise.
3224 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
3225 * omp-low.c (omp_copy_decl_2): Likewise.
3226 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
3227 * doc/c-tree.texi (Expression trees): Document
3228 CHANGE_DYNAMIC_TYPE_EXPR.
3230 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3232 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
3233 with !HONOR_NANS and !HONOR_INFINITIES.
3234 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
3236 2007-06-12 Tristan Gingold <gingold@adacore.com>
3238 * gcov.c: Comments updated.
3239 (source_info): Add file_time field.
3240 (source_index): New variable.
3241 (mutiple_files): New variable.
3242 (generate_results): New function extracted from process_file.
3243 (process_file): Save and restore chain of functions, generate
3244 results and free structures only if not merging results.
3245 (release_structures): File names are now freed in create_file_names
3246 (create_file_names): Free previous file names.
3247 (find_source): File date is now read here and modifications in
3248 source files is checked here.
3249 (read_graph_file): Only reverse order of functions for the current
3251 (make_gcov_file_name): Do not generate long names if input_name is
3253 (output_lines): If merging results do not display graph, data and
3255 Checking source file modification is done in find_source.
3257 * doc/gcov.texi: Append an s to sourcefile.
3259 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
3261 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
3262 (forced_nop): New pattern.
3263 * config/bfin/bfin.c: Include "df.h".
3264 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
3265 (bfin_discover_loop): Use df_get_live_in instead of
3266 global_live_at_start.
3267 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
3268 df_analyze when done.
3269 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
3270 the insns. Use QImode for the final insn in a bundle. Call
3271 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
3273 (reorder_var_tracking_notes): New function.
3274 (bfin_reorg): Pass no argument to split_all_insns. Don't call
3275 update_life_info. Call df_analyze after scheduling and bundle
3276 generation. Call reorder_var_tracking_notes if generating these
3277 notes. Call df_finish_pass at the end.
3279 2007-06-12 Dirk Mueller <dmueller@suse.de>
3281 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
3282 a comparison, not an assignment.
3284 2007-06-12 Olivier Hainque <hainque@adacore.com>
3286 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
3287 Request walking the subtrees only, leaving the current is_lhs/val_only
3289 (convert_non_local_reference): Likewise.
3291 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
3293 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
3295 2007-06-12 Richard Guenther <rguenther@suse.de>
3297 PR tree-optimization/15353
3298 PR tree-optimization/31657
3299 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
3300 * timevar.def: Add TV_TREE_IFCOMBINE.
3301 * tree-pass.h (pass_tree_ifcombine): Declare.
3302 * tree-ssa-ifcombine.c: New file.
3303 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
3304 * tree-flow.h (blocks_in_phiopt_order): Declare.
3305 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
3306 (tree-ssa-ifcombine.o): New dependencies.
3308 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
3310 PR rtl-optimization/32293
3311 * combine.c (simplify_if_then_else): Truncate return from
3312 nonzero_bits() to correct mode.
3314 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
3316 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
3317 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
3319 2007-06-11 Diego Novillo <dnovillo@google.com>
3321 * Makefile.in (reload1.o-warn): Remove.
3323 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
3325 * combine.c (subst): Use reg_overlap_mentioned_p
3326 instead of comparing register numbers directly.
3328 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3330 * reload1.c (mark_home_live_1): Use the mode parameter.
3332 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3334 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
3335 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
3339 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
3341 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
3343 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3345 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
3346 from integer registers.
3347 (FP mode splitters): Handle TFmode.
3349 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
3351 * tree-ssa-structalias.c (find_what_p_points_to): Return false
3352 for ref-all pointers that point-to anything.
3354 2007-06-11 Joseph Myers <joseph@codesourcery.com>
3356 * config/arm/arm.c (arm_output_dwarf_dtprel,
3357 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
3359 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
3361 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
3362 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
3365 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
3367 * gcc/tree.c (signed_or_unsigned_type_for): New.
3368 (unsigned_type_for): Use signed_or_unsigned_type_for.
3369 (signed_type_for): Use signed_or_unsigned_type_for.
3370 * gcc/tree.h (signed_or_unsigned_type_for): New.
3371 (get_signed_or_unsigned_type): Remove.
3372 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
3373 lang_hooks.types.signed_type
3374 (size_diffop): Likewise.
3375 (all_ones_mask_p): Likewise.
3376 (build_range_check): Likewise.
3377 (fold_cond_expr_with_comparison): Likewise.
3378 (fold_cond_expr_with_comparison): Likewise.
3379 (unextend): Likewise.
3380 (extract_muldiv_1): Likewise.
3381 (fold_single_bit_test_into_sign_test): Likewise.
3382 (fold_binary): Likewise.
3383 (fold_ternary): Likewise.
3384 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
3385 instead of get_signed_or_unsigned_type.
3386 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
3387 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
3388 * gcc/expr.c (signed_or_unsigned_type_for): Use
3389 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
3390 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
3391 (lhd_signed_or_unsigned_type): Remove.
3392 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
3393 signed_or_unsigned_type.
3394 (lhd_signed_or_unsigned_type): Remove.
3395 * gcc/expmed.c (make_tree): Use signed_type_for instead of
3396 lang_hooks.types.signed_type.
3397 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
3398 c_common_signed_type instead of lang_hooks.types.signed_type.
3399 (c_common_unsigned_type): New.
3400 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
3401 (shorten_compare): Use c_common_unsigned_type instead of
3402 c_common_signed_or_unsigned_type.
3403 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
3405 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
3406 lang_hooks.types.signed_type.
3407 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
3408 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
3409 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
3410 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
3411 instead of unsigned_type_for.
3412 * gcc/c-decl.c (groakdeclarator): Likewise.
3413 * gcc/c-typeck.c (convert_for_assignment): Likewise.
3414 * gcc/c-common.h (c_common_unsigned_type): New.
3416 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3419 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
3420 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
3422 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3425 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
3426 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
3428 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
3429 Sebastian Pop <sebpop@gmail.com>
3431 * lambda-code.c (remove_iv): New.
3432 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
3434 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
3436 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
3437 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
3438 * tree-ssa-loop-prefetch.c: Include optabs.h.
3439 (FENCE_FOLLOWING_MOVNT): New macro.
3440 (struct mem_ref): Add independent_p and storent_p fields.
3441 (record_ref): Initalize the new fields.
3442 (gather_memory_references_ref): Return true if the reference
3444 (gather_memory_references): Check whether all memory accesses
3445 in loop were recorded.
3446 (should_issue_prefetch_p): Return false for nontemporal stores.
3447 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
3448 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
3449 (determine_loop_nest_reuse): Detect independent memory references.
3450 (loop_prefetch_arrays): Call mark_nontemporal_stores.
3451 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
3452 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
3453 * config/i386/i386.h (x86_mfence): Declare.
3454 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
3455 * config/i386/i386.c (x86_mfence): New variable.
3456 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
3458 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
3459 * optabs.c (init_optabs): Initialize storent_optab.
3460 * optabs.h (enum optab_index): Add OTI_storent.
3461 (storent_optab): Declare.
3462 * genopinit.c (optabs): Add initialization for storent_optab.
3463 * tree.h (MOVE_NONTEMPORAL): New macro.
3464 * expr.c (expand_assignment, store_expr, store_constructor_field,
3465 store_constructor, store_field, expand_expr_real_1): Propagate
3466 nontemporality of the expanded store.
3467 (emit_storent_insn): New function.
3468 * expr.h (expand_assignment, store_expr): Declaration changed.
3469 * function.c (assign_parm_setup_reg): Pass false as nontemporality
3470 to expand_assignment.
3471 * stmt.c (expand_asm_expr): Ditto.
3472 * calls.c (initialize_argument_information): Pass false as
3473 nontemporality to store_expr.
3474 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
3477 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
3479 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
3481 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
3483 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
3485 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
3486 and allow DECL_P here.
3488 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
3490 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
3491 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
3492 track of the size of the expression.
3493 * cfghooks.c (merge_blocks): Remove block from loops structure only
3494 after call of the merge_blocks hook.
3496 2007-06-09 Tom Tromey <tromey@redhat.com>
3498 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
3499 (deprecated_state): Removed.
3500 (start_decl): Update.
3501 (enum deprecated_states): Moved earlier.
3502 (groktypename): Update.
3503 (push_parm_decl): Likewise.
3504 (grokfield): Likewise.
3505 (start_function): Likewise.
3507 2007-06-09 Ian Lance Taylor <iant@google.com>
3509 PR tree-optimization/32169
3510 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
3511 CONVERT_EXPR, check whether min and max both converted to an
3512 overflow infinity representation.
3514 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
3516 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
3517 not inserted on the edge.
3519 2007-06-08 Bob Wilson <bob.wilson@acm.org>
3521 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
3522 instructions if they are supported.
3523 (__divsi3, __umodsi3, __modsi3): Likewise.
3524 (__ashldi3, __ashrdi3, __lshrdi3): New.
3525 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
3527 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
3528 Tony Linthicum <tony.linthicum@amd.com>
3530 * doc/invoke.texi: Add fvect-cost-model flag.
3531 * common.opt (fvect-cost-model): New flag.
3532 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
3533 cost fields in stmt_vec_info struct for STMT.
3534 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
3535 fields in stmt_vec_info struct and access functions for the same.
3536 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
3537 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
3538 load, store and vector to scalar operation.
3539 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
3540 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
3541 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
3542 (TARG_VEC_STORE_COST): Define cost of vector store.
3543 (vect_estimate_min_profitable_iters): Define new function.
3544 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
3545 check to evaluate if loop iterations are less than minimum profitable
3546 iterations determined by cost model or minimum vect loop bound defined
3547 by user, whichever is more conservative.
3548 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
3549 run-time check to evaluate if loop iterations are less than minimum
3550 profitable iterations determined by cost model or minimum vect loop
3551 bound defined by user, whichever is more conservative.
3552 (vect_estimate_min_profitable_iterations): New function to estimate
3553 mimimimum iterartions required for vector version of loop to be
3554 profitable over scalar version.
3555 (vect_model_reduction_cost): New function.
3556 (vect_model_induction_cost): New function.
3557 (vect_model_simple_cost): New function.
3558 (vect_cost_strided_group_size): New function.
3559 (vect_model_store_cost): New function.
3560 (vect_model_load_cost): New function.
3561 (vectorizable_reduction): Call vect_model_reduction_cost during
3563 (vectorizable_induction): Call vect_model_induction_cost during
3565 (vectorizable_load): Call vect_model_load_cost during analysis phase.
3566 (vectorizable_store): Call vect_model_store_cost during analysis phase.
3567 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
3568 vectorizable_promotion, vectorizable_demotion): Call
3569 vect_model_simple_cost during analysis phase.
3571 2007-06-08 Simon Baldwin <simonb@google.com>
3573 * reg-stack.c (get_true_reg): Readability change. Moved default case
3574 label into direct switch statement scope.
3576 2007-06-08 Simon Baldwin <simonb@google.com>
3578 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
3579 in gcc_assert() with '==' comparison.
3581 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3583 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
3584 TARGET_ABM handling of x86_popcnt variable.
3586 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3588 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
3589 __builtin_copysignq and __builtin_infq built-in functions.
3591 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3593 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
3594 SSE4.2 section. Correct built-in function names in SSE4A section.
3596 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3598 PR tree-optimization/32243
3599 * tree-vect-transform.c (vectorizable_type_promotion): Move check
3600 for ncopies after ratio check between nunits_out and nunits_in.
3601 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
3603 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
3605 PR tree-optimization/32224
3606 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
3607 vectorization upon a non GIMPLE_MODIFY_STMT.
3609 2007-06-08 Christian Bruel <christian.bruel@st.com>
3612 * config/sh/sh.md (doloop_end): New pattern and splitter.
3613 * loop-iv.c (simple_rhs_p): Check for hardware registers.
3615 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
3618 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
3620 (verify_dominators): Do not change dominance tree.
3622 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
3624 * config/sh/constraints.md: New file.
3625 * config/sh/sh.c: Include tm-constrs.h.
3626 (reg_class_from_letter): Remove.
3627 (prepare_cbranch_operands): Use satisfies_constraint_*
3628 function instead of macro.
3629 (andcosts, broken_move, sh_secondary_reload): Likewise.
3630 * config/sh/predicates.md (trapping_target_operand): Likewise.
3631 (and_operand, arith_operand, arith_reg_or_0_operand,
3632 cmp_operand, logical_operand, target_operand,
3633 ua_address_operand, ua_offset, xor_operand): Likewise.
3634 * config/sh/sh.md: Include constraints.md.
3635 (*movsicc_t_false): Use satisfies_constraint_* function
3637 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
3638 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
3639 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
3640 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
3641 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
3642 (REG_CLASS_FROM_CONSTRAINT): Remove.
3643 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
3644 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
3645 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
3646 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
3647 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
3648 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
3649 function instead of macro.
3650 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3651 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
3652 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
3653 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
3654 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
3655 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
3656 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
3657 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
3658 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
3659 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
3660 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
3661 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
3662 EXTRA_CONSTRAINT_STR): Likewise.
3663 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
3665 2007-06-07 Geoffrey Keating <geoffk@apple.com>
3667 * config/i386/darwin.h (STACK_BOUNDARY): Define.
3669 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
3672 * c-common.h (flag_cpp0x): Replaced by...
3673 (cxx_dialect): ... this new variable specifying the C++ dialect that
3675 * c-common.c (flag_cpp0x): Removed.
3676 (cxx_dialect): Defined.
3677 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
3679 * c-opts.c (c_common_post_options): Likewise.
3680 (set_std_cxx98): Set cxx_dialect to cxx98.
3681 (set_std_cxx0x): Set cxx_dialect to cxx0x.
3683 2007-06-07 Geoffrey Keating <geoffk@apple.com>
3684 Hui-May Chang <hm.chang@apple.com>
3686 * doc/invoke.texi (Darwin Options): Update documentation for
3687 -mmacosx-version-min.
3688 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
3689 * config/darwin-driver.c: New file.
3690 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
3691 * config/t-darwin (darwin-driver.o): New rule.
3693 * config/darwin-c.c (version_as_macro): Ignore low digit.
3695 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
3697 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
3698 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
3699 (CSGNMODE): New mode macro.
3700 (CSGNVMODE): New mode attribute.
3701 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
3702 expander using CSGNMODE mode macro. Handle TFmode.
3703 (copysign<mode>3_const): Rename from copysignsf3_const and
3704 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
3706 (copysign<mode>3_var): Rename from copysignsf3_var and
3707 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
3709 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
3710 mode macro. Handle TFmode.
3711 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
3712 (iortf3, *iortf3): Ditto.
3713 (xortf3, *xortf3): Ditto.
3714 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
3715 TFmode and TImode masks.
3716 (ix86_expand_copysign): Expand TFmode copysign insn.
3717 (IX86_BUILTIN_INFQ): New.
3718 (IX86_BUILTIN_FABSQ): Ditto.
3719 (IX86_BUILTIN_COPYSIGNQ): Ditto.
3720 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
3721 [__builtin_fabsq]: Ditto.
3722 [__builtin_copysignq]: Ditto.
3723 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
3724 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
3725 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
3726 ix86_expand_binop_builtin().
3728 2007-06-07 Bob Wilson <bob.wilson@acm.org>
3730 * config/xtensa/lib1funcs.asm: Clean up whitespace.
3732 2007-06-07 Steve Ellcey <sje@cup.hp.com>
3735 * rtl.h (push_to_sequence2): New.
3736 * emit-rtl.c (push_to_sequence2): New.
3737 * function.c (assign_parm_data_all): Add new fields.
3738 (assign_parm_setup_block): Call push_to_sequence2 instead of
3740 (assign_parm_setup_reg): Ditto.
3741 (assign_parm_setup_stack): Ditto.
3742 (assign_parms_unsplit_complex): Ditto.
3743 (assign_parms): Change field name.
3745 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
3747 PR tree-optimization/32220
3748 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
3749 phi node is reached before defining statement.
3751 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3754 * tree-vect-transform.c (vectorizable_call): Call update_stmt
3755 after changing the right hand side of the assignment.
3757 2007-06-06 Eric Christopher <echristo@apple.com>
3759 * config.gcc (i?86-*-darwin*): Remove arch parameter.
3760 (x86_64-*-darwin*): Ditto.
3761 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
3762 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
3764 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3766 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
3768 (add_key): Likewise.
3769 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
3770 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
3772 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
3774 (add_cost_one_coalesce): Likewise.
3775 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
3776 variable names. Rename orig to orig_name for consistency.
3777 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
3779 (cprop_into_successor_phis): Avoid using C++ keywords as variable
3781 (record_equivalences_from_stmt): Likewise.
3782 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
3783 the coding conventions.
3784 (memory_ssa_name_same): Likewise.
3785 (dse_optimize_stmt): Likewise.
3786 (dse_record_phis): Likewise.
3787 (dse_finalize_block): Likewise.
3788 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
3789 keywords as variable names.
3790 (may_move_till): Cast according to the coding conventions.
3791 (force_move_till_expr): Avoid using C++ keywords as variable names.
3792 (force_move_till): Cast according to the coding conventions.
3793 (memref_hash): Likewise.
3794 (memref_eq): Likewise.
3795 (gather_mem_refs_stmt): Likewise.
3796 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
3797 using C++ keywords as variable names.
3798 (idx_find_step): Cast according to the coding conventions.
3799 (idx_record_use): Likewise.
3800 (find_depends): Likewise.
3801 (prepare_decl_rtl): Likewise.
3802 (mbc_entry_hash): Likewise.
3803 (mbc_entry_eq): Likewise.
3804 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
3805 (simplify_replace_tree): Avoid using C++ keywords as variable names.
3806 (idx_infer_loop_bounds): Cast according to the coding conventions.
3807 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
3808 * tree-ssa-math-opts.c (occ_new ): Likwise.
3809 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
3811 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
3813 (add_use_op): Likewise.
3814 (add_vop): Likewise.
3815 (add_vuse_op): Likewise.
3816 (add_vdef_op): Likewise.
3817 (get_expr_operands): Likewise.
3818 (push_stmt_changes): Use type safe memory macros.
3819 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
3820 keywords as variable names.
3821 (conditional_replacement): Likewise.
3822 (minmax_replacement): Likewise.
3823 (abs_replacement): Likewise.
3824 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
3826 (insert_fake_stores): Avoid using C++ keywords as variable names.
3827 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
3829 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
3830 (heapvar_insert): Use type safe memory macros.
3831 (new_var_info): Cast according to the coding conventions.
3832 (new_constraint): Likewise.
3833 (remove_preds_and_fake_succs): Use type safe memory macros.
3834 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
3836 (thread_single_edge): Likewise.
3837 (thread_through_loop_header): Likewise.
3839 2007-06-06 Eric Christopher <echristo@apple.com>
3841 * config/i386/i386.c (override_options): Move handling
3842 of TARGET_SUBTARGET* earlier.
3844 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
3846 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
3849 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
3851 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
3852 emited outside of basic block.
3853 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
3855 * rtl.h (delete_insn_chain): Declaration changed.
3856 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
3858 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
3859 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
3860 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
3861 to delete_insn_chain.
3862 (rtl_verify_flow_info_1): Verify that the insns in header and footer
3863 do not have bb field set.
3864 (rtl_verify_flow_info): Verify that insns between basic blocks do not
3866 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
3867 * cfgcleanup.c (try_optimize_cfg): Ditto.
3869 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3871 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
3872 (lambda_body_vector_new): Use type safe memory macros.
3873 (lambda_linear_expression_new): Likewise.
3874 (lambda_loopnest_new): Likewise.
3875 (lambda_lattice_new): Likewise.
3876 (replace_uses_equiv_to_x_with_y): Cast according to the coding
3877 conventions. Use type safe memory macros.
3878 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
3879 (lambda_body_vector_s): Likewise.
3880 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
3881 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
3883 2007-06-06 Richard Guenther <rguenther@suse.de>
3885 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
3886 if we need to schedule cfg_cleanup.
3887 (tree_ssa_forward_propagate_single_use_vars): Do so.
3889 2007-06-06 Ian Lance Taylor <iant@google.com>
3891 * fold-const.c (merge_ranges): If range_successor or
3892 range_predecessor fail, just return 0.
3894 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3896 PR tree-optimization/32216
3897 * tree-vectorizer.c (supportable_widening_operation): Determine
3898 signedness of FIX_TRUNC_EXPR from output operand.
3899 (supportable_narrowing_operation): Ditto.
3900 * tree-vect-generic.c (expand_vector_operations_1): Determine
3901 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
3904 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3906 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
3907 (struct pta): ...from here. Change flags to unsigned to avoid
3908 excessive casting (as it is used as a bit mask).
3909 (override_options): Add casts according to the coding convenventions.
3910 (x86_64_elf_unique_section): Likewise.
3911 (examine_argument): Avoid using C++ keywords as variable names.
3912 (construct_container): Likewise.
3913 (legitimize_pic_address): Likewise.
3914 (get_dllimport_decl): Cast according to the coding conventions. Use
3915 type safe memory macros.
3916 (legitimize_address): Cast according to the coding conventions.
3917 (emit_i387_cw_initialization): Corrected the type of slot to enum
3919 (ix86_init_machine_status): Use type safe memory macros.
3920 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
3921 (bdesc_pcmpistr): Likewise.
3922 (bdesc_crc32): Likewise.
3923 (bdesc_sse_3arg): Likewise.
3924 (bdesc_2arg): Likewise.
3925 (bdesc_1arg): Likewise.
3926 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
3927 (ix86_expand_sse_pcmpistr): Likewise.
3928 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
3929 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
3930 int to match the langhook definition.
3931 (ix86_builtin_conversion): Change the type of code to unsigned init to
3932 match the langhook definition.
3933 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
3935 (ix86_preferred_output_reload_class): Likewise.
3936 (ix86_cannot_change_mode_class): Likewise.
3937 (ix86_memory_move_cost): Likewise.
3938 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
3939 avoid excessive casting later on.
3940 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
3942 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3944 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
3945 as flags setting insn.
3946 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
3948 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3950 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
3951 (UNSPEC_ROUND): New.
3952 ("sse4_1_round<mode>2"): New insn pattern.
3953 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
3955 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
3956 expander using SSEMODEF mode macro. Expand using
3957 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3958 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
3959 expander using SSEMODEF mode macro. Expand using
3960 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3961 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
3962 expander using SSEMODEF mode macro. Expand using
3963 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3964 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
3965 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
3966 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
OSDN Git Service
