1 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
2 Nigel Stephens <nigel@mips.com>
4 * config/mips/mips.md: Include 20kc.md.
5 * config/mips/20kc.md: New file.
6 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
7 (mips_adjust_cost): Tweak for 20Kc.
8 (mips_issue_rate): Likewise.
9 * config/mips/mips.h (TUNE_20KC): Define.
11 2007-07-16 David Edelsohn <edelsohn@gnu.og>
13 * config/rs6000/rs6000.c (struct processor_cost): Add
14 cache_line_size, l1_cache_lines, and simultaneous_prefetches
16 (*_cost): Add cache information.
17 (rs6000_override_options): Set cache parameters.
19 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
22 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
23 * doc/install.texi (mips-sgi-irix6): pthread support works now.
25 2007-07-16 Paul Brook <paul@codesourcery.com>
29 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
30 (cirrus_thumb2_movsi_insn): Ditto.
32 2007-07-15 Geoffrey Keating <geoffk@apple.com>
34 * config/rs6000/darwin-fallback.c (interpret_libc): Change
37 2007-07-15 Andrew Haley <aph@redhat.com>
39 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
40 before looking in the context.
42 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
46 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
47 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
48 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
49 (pa_output_function_prologue): Use rp_saved and current_function_is_leaf
50 to generate .CALLINFO statement.
51 (hppa_expand_prologue): Set rp_saved.
52 (hppa_expand_epilogue): Use rp_saved.
53 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
54 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
56 2007-07-14 Dirk Mueller <dmueller@suse.de>
58 * omega.c (coalesce): Fix memory leak on early exit.
59 * matrix-reorg.c (check_allocation_function): Likewise.
60 * tree-vect-transform.c (vect_get_new_vect_var): free result
62 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
63 pass pointer to edge vector
64 (partition_hot_cold_basic_blocks): Fix memory leak.
65 * collect2.c (prefix_from_string): Free temporary storage.
66 * reload1.c (fixup_abnormal_edges): Free sbitmap.
68 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
70 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
71 (DO_GLOBAL_DTORS_BODY): Likewise.
73 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
74 Nigel Stephens <nigel@mips.com>
76 * config/mips/mips.c (mips_classify_symbol): Don't return
77 SYMBOL_SMALL_DATA for constant pool addresses if
78 TARGET_EMBEDDED_DATA is true.
80 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
82 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
83 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
84 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
85 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
86 __builtin_ia32_storehps, __builtin_ia32_storelps,
87 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
88 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
89 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
90 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
91 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
92 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
93 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
94 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
95 using def_builtin_const.
97 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
99 PR tree-optimization/32705
100 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
101 (simplify_binary_expression): Use SSA_VAL consistently.
103 2007-07-13 David Edelsohn <edelsohn@gnu.org>
105 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
106 (SPEFSCR_REGNO): Delete definition.
107 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
108 COUNT_REGISTER_REGNUM -> CTR_REGNO.
109 * config/rs6000/rs6000.h: Do not define *_REGNO.
110 LINK_REGISTER_REGNUM -> LR_REGNO.
111 COUNT_REGISTER_REGNUM -> CTR_REGNO.
112 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
113 COUNT_REGISTER_REGNUM -> CTR_REGNO.
114 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
115 R_VRSAVE, R_VSCR. Use them.
116 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
117 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
118 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
119 * config/rs6000/aix.h: Define R_LR. Use it.
121 2007-07-13 Caroline Tice <ctice@apple.com>
123 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
124 flag_var_tracking is explicitly turned off (i.e. when variable
125 tracking is not feasible); otherwise, turn flag_var_tracking on when
126 flag_var_tracking_uninit is on.
127 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
128 note definitions, to allow recording of initialization status in the
130 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
131 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
132 determine if two note locations are equal.
133 (output_loc_list): Don't output list entries whose start & end labels
135 (reg_loc_descriptor): Add parameter for initialization status; pass it
136 to other loc descriptor functions.
137 (one_reg_loc_descriptor): Add parameter for initialization status;
138 check its value and add DW_OP_GNU_uninit to returned loc descr if
140 (multiple_reg_loc_descriptor): Add parameter for initialization
142 pass init status argument to other loc descriptor functions; check
143 value of intialization parameter and add DW_OP_GNU_uninit to returned
144 loc descr if appropriate.
145 (based_loc_descr): Add parameter for initialization status; add new
146 variable for return value; check value of initialization parameter and
147 add DW_OP_GNU_uninit to returned loc descr if appropriate.
148 (concatn_mem_loc_descriptor): Add parameter for initialization status;
149 pass init status argument to other loc descriptor functions; check
150 value of intialization parameter and add DW_OP_GNU_uninit to returned
151 loc descr if appropriate.
152 (mem_loc_descriptor): Likewise.
153 (concat_loc_descriptor): Likewise.
154 (concatn_loc_descriptor): Likewise.
155 (loc_descriptor): Add parameter for initialization status; pass it as
156 argument to other loc descriptor function calls.
157 (loc_descriptor_from_tree_1): Add appropriate initialization status
158 to loc descriptor function calls.
159 (add_location_or_const_value_attribute): Get initialization status
160 from VAR_LOCATION note; add initialization status to loc descriptor
162 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
163 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
164 status is uninitialized, add "[uninint]" to output.
165 * common.opt (fvar-tracking-uninit): New option, similar to
166 fvar-tracking, to turn on tracking of uninitialized variables; creates
167 a new global flag, flag_var_tracking_uninit.
168 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
169 (enum var_init_status): New type, for var initialization status field.
170 * var-tracking.c (struct location_chain_def): Two new fields, init,
171 for initialization status, and set_src for the assignment value expr.
172 (unshare_variable): New parameter for initialization status;
173 initialize new init and set_src fields.
174 (var_reg_set): New parameters for initialization status and value;
175 pass them to set_variable_part.
176 (var_mem_set): Likewise.
177 (get_init_value): New function.
178 (var_reg_delete_and_set): New initialization status & value
179 parameters; add call to get_init_value if status is unknown; pass new
180 parameters to clobber_variable_part and var_reg_set.
181 (var_mem_delete_and_set): Likewise.
182 (var_reg_delete): Pass null set_src value to clobber_variable_part.
183 (var_mem_delete): Likewise.
184 (variable_union): Pass status to unshare_variable; initialize new init
185 and set_src fields. If flag_var_tracking_uninit is not set, force
186 status to initialized.
187 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
188 used later to get the set_src value.
189 (find_src_status): New function.
190 (find_src_set_src): New function.
191 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
192 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
193 MO_SET, get set_src value and pass it to var_reg_delete_and_set
194 and var_mem_delete_and_set.
195 (dump_variable): Print out "[uninit]" if appropriate.
196 (set_variable_part): Add new initialization and set_src parameters;
197 pass status to unshare_variable; set node->init and node- >set_src
198 fields and modify slot in hash table appropriately; save the init and
199 set_src values if appropriate and assign to the new node.
200 (clobber_variable_part): New set_src parameter; if two nodes have
201 same variable and same location but different set_src (assignment)
202 values, clobber old node.
203 (delete_variable_part): Pass init status to unshare_variable.
204 (emit_note_insn_var_location): Add initialized var; assign var's init
205 status to new 'initialized'; pass new init status field to calls to
206 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
207 status to initialized.
208 (emit_notes_in_bb): Pass initialization status to calls to
209 var_reg_set, var_mem_set, var_reg_delete_and_set and
210 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
211 var_reg_delete_and_set and var_mem_delete_and_set; call
212 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
213 make up for change in add_stores.
214 (vt_add_function_parameters): Add status to calls to
216 * config/darwin.c (darwin_override_options): Turn on uninitialized
217 tracking automatically, if var_tracking is on and the system is
220 2007-07-13 Sa Liu <saliu@de.ibm.com>
222 * config.gcc: Add options for arch and tune on SPU.
223 * config/spu/predicates.md: Add constant operands 0 and 1.
224 * config/spu/spu-builtins.def: Add builtins for double precision
225 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
226 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
228 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
230 * config/spu/spu-protos.h: Add new function prototypes.
231 * config/spu/spu.c (spu_override_options): Check options -march and
233 (spu_comp_icode): Add comparison code for DFmode and vector mode.
234 (spu_emit_branch_or_set): Use the new code for DFmode and vector
236 (spu_const_from_int): New. Create a vector constant from 4 ints.
237 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
238 (spu_emit_vector_compare): New. Emit vector compare.
239 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
240 * config/spu/spu.h: Add options -march and -mtune. Define processor
241 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
242 CANONICALIZE_COMPARISON.
243 * config/spu/spu.md: Add new insns for double precision compare
244 and double precision vector compare. Add vcond and smax/smin patterns
245 to enable DFmode vector conditional expression.
246 * config/spu/spu.opt: Add options -march and -mtune.
247 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
248 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
249 both CELL and CELLEDP targets: spu_testsv.
250 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
253 2007-07-13 Richard Guenther <rguenther@suse.de>
255 PR tree-optimization/32721
256 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
257 TREE_THIS_VOLATILE on the folded reference.
258 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
259 if the array reference has TREE_THIS_VOLATILE set.
261 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
264 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
266 2007-07-13 Andreas Schwab <schwab@suse.de>
268 * gengtype-lex.l: Allow declarations to be indented.
270 2007-07-12 Geoffrey Keating <geoffk@apple.com>
272 * ginclude/tgmath.h: New.
273 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
274 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
275 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
276 * configure: Regenerate.
278 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
280 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
281 correct index when setting register save state for xd
284 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
286 * config/sh/sh.c (mark_use): Remove.
288 2007-07-12 Paul Brook <paul@codesourcery.com>
290 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
291 reg does not overlap return value.
293 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
295 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
296 (set_expression_vuses): Ditto.
297 (init_pre): Initialize expression_vuses.
299 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
301 * config/i386/sse.md (storentdf, storentsf): New.
303 2007-07-12 Geoffrey Keating <geoffk@apple.com>
305 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
307 * tree.c (build_decl_stat): Move code from here...
308 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
309 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
310 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
311 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
312 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
315 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
316 Devang Patel <dpatel@apple.com>
318 PR tree-optimization/25413
319 * targhooks.c (default_builtin_vector_alignment_reachable): New.
320 * targhooks.h (default_builtin_vector_alignment_reachable): New.
321 * tree.h (contains_packed_reference): New.
322 * expr.c (contains_packed_reference): New.
323 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
324 (vect_enhance_data_refs_alignment): Call
325 vector_alignment_reachable_p.
326 * target.h (vector_alignment_reachable): New builtin.
327 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
328 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
329 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
331 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
333 * target.h (builtin_vectorization_cost): Add new target builtin.
334 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
335 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
336 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
337 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
338 uninitialized variables.
339 * tree-vect-transform.c (cost_for_stmt): New function.
340 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
341 using cost 1 for all scalar stmts. Be less conservative when
342 estimating the number of prologue/epulogue iterations. Call
343 targetm.vectorize.builtin_vectorization_cost. Return
344 min_profitable_iters-1.
345 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
346 initialization cost instead of TARG_VEC_STMT_COST. Use
347 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
348 epilogue code. Fix epilogue cost computation.
349 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
350 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
351 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
352 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
353 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
354 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
356 2007-07-12 Richard Guenther <rguenther@suse.de>
358 * gimplify.c (gimplify_conversion): Make sure that the result
359 from maybe_fold_offset_to_reference is trivially convertible
360 to the desired type before doing the simplification.
361 (gimplify_expr): Likewise.
362 * fold-const.c (fold_binary): Use the correct types for
363 building the simplified expression.
365 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
367 PR rtl-optimization/32729
368 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
369 that fallthru to exit.
371 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
373 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
374 (symDTPOFF2reg): Likewise.
376 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
378 PR tree-optimization/32663
380 * tree.h (VALUE_HANDLE_VUSES): Remove.
381 (struct tree_value_handle): Remove vuses.
383 * tree-vn.c (create_value_handle_for_expr): Don't set
386 * tree-ssa-pre.c (expression_vuses): New.
387 (alloc_expression_id): Set up expression_vuses.
388 (get_expression_vuses): New.
389 (set_expression_vuses): Ditto.
390 (clear_expression_ids): Modify for expression_vuses.
391 (phi_translate_1): Ditto.
392 (phi_translate_set): Ditto.
393 (value_dies_in_block_x): Ditto
394 (valid_in_sets): Ditto.
395 (add_to_sets): Ditto.
396 (find_existing_value_expr): Ditto.
397 (create_value_handle_for_expr): Ditto.
398 (make_values_for_stmt): Ditto.
399 (vuse_equiv): Remove.
401 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
403 * Makefile.in (mostlyclean): Remove object files.
405 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
407 * toplev.c (no_new_pseudos): Deleted.
408 * rtl.h (no_new_pseudos): Deleted.
409 * tree-pass.h (pass_no_new_pseudos): Deleted.
410 * passes.c (pass_no_new_pseudos): Deleted.
411 * final.c (rest_of_clean_state): Removed no_new_pseudos.
412 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
413 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
415 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
416 * rtlhooks.c (gen_lowpart_general): Ditto.
417 * optabs.c (prepare_operand): Ditto.
418 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
420 * modulo-sched.c (rest_of_handle_sms): Ditto.
421 * see.c (rest_of_handle_see): Ditto.
422 * ifcvt.c (if_convert): Ditto.
423 (gate_handle_if_after_combine): Replaced no_new_pseudos with
425 * init-regs.c (gate_initialize_regs): Deleted set of
427 * lower-subreg.c (decompose_multiword_subregs): Ditto.
428 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
429 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
431 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
434 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
435 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
436 (*vec_extractv2di_1_rex64): New insn pattern.
438 2007-07-11 David Daney <ddaney@avtrex.com>
440 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
441 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
442 for SIGNAL_UNWIND_RETURN_COLUMN.
443 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
444 (DWARF_FRAME_REGNUM): Rewrite.
445 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
447 2007-07-11 Nick Clifton <nickc@redhat.com>
449 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
450 delta and use gen_int_mode in place of GET_INT instead.
452 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
454 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
457 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
459 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
460 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
462 * params.h (VERIFY_CANONICAL_TYPES): Remove.
463 (USE_CANONICAL_TYPES): New.
464 * doc/invoke.texi (verify-canonical-types): Remove.
465 (use-canonical-types): Add.
467 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
469 * config/spu/spu.c (spu_optimization_options): Remove setting of
470 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
471 (spu_override_options): Move it here.
473 2007-07-11 Richard Sandiford <richard@codesourcery.com>
475 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
476 * config/mips/mips.c (mips_cpu_info_table): Mention
477 MIPS_ISA_LEVEL_SPEC in the comment.
479 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
481 PR tree-optimization/32713
482 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
484 2007-07-11 Paolo Carlini <pcarlini@suse.de>
487 * c-opts.c (c_common_post_options): Do not change flag_complex_method
488 conditional to flag_isoc99.
489 (c_common_init_options): Do it here, unconditionally.
491 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
493 PR tree-optimization/32589
494 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
495 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
496 * tree-ssa-propagate.c (valid_gimple_expression_p): New
497 predicate, extracted from...
498 (set_rhs): ...here. Call it for the expression on entry.
499 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
500 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
501 (simplify_binary_expression): Use valid_gimple_expression_p
502 to validate the simplification.
503 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
505 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
507 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
508 DWARF2_DEBUG on 32 bit target too.
509 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
511 2007-07-11 Nick Clifton <nickc@redhat.com>
513 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
514 version for 64-bit hosts.
516 2007-07-10 David Daney <ddaney@avtrex.com>
518 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
520 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
522 * config/mips/mips.c (mips_expand_synci_loop): New function.
523 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
524 (UNSPEC_RDHWR): Same.
525 (UNSPEC_SYNCI): Same.
527 (clear_cache): New expand.
531 (clear_hazard): Same.
532 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
534 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
535 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
537 2007-07-10 Ian Lance Taylor <iant@google.com>
539 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
542 2007-07-10 David Daney <ddaney@avtrex.com>
544 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
545 * builtins.c (expand_builtin___clear_cache): New function.
546 (expand_builtin): Call expand_builtin___clear_cache for
547 BUILT_IN_CLEAR_CACHE case.
548 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
549 * doc/md.texi (clear_cache): Document new instruction pattern.
550 * testsuite/gcc.dg/builtins-64.c: New test.
552 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
554 * config/cris/cris.md ("movsi"): Fix typo in last change.
556 2007-07-09 Geoffrey Keating <geoffk@apple.com>
559 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
561 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
562 * varasm.c (assemble_start_function): Honor DECL_ALIGN
563 for FUNCTION_DECLs. Don't use align_functions_log if
565 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
566 even for FUNCTION_DECLs.
567 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
569 * tree.h (DECL_ALIGN): Update for new location of 'align'.
570 (DECL_FUNCTION_CODE): Update for new location and name of
572 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
573 (struct tree_decl_common): Move 'align' and 'off_align' out
574 of union, ensure they're still on a 32-bit boundary. Remove
575 other fields in union 'u1'.
576 (struct tree_function_decl): Add field 'function_code' replacing
577 'u1.f' in tree_decl_common.
578 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
579 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
580 (Variable Attributes): Cross-reference 'aligned' attribute
581 to Function Attributes.
582 * flags.h (force_align_functions_log): Delete.
583 * toplev.c (force_align_functions_log): Delete.
585 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
588 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
589 (*vec_concatv2di_rex): New insn pattern.
591 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
594 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
596 2007-07-10 Ian Lance Taylor <iant@google.com>
598 Replace no_new_pseudos in backends.
599 * rtl.h (can_create_pseudo_p): Define.
600 * config/darwin.c (machopic_indirect_data_reference): Use
601 can_create_pseudo_p () instead of no_new_pseudos.
602 (machopic_indirect_data_reference): Likewise.
603 (machopic_legitimize_pic_address): Likewise.
604 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
605 (alpha_emit_set_const_1): Likewise.
606 (alpha_emit_set_const): Likewise.
607 (alpha_emit_conditional_move): Likewise.
608 (alpha_split_conditional_move): Likewise.
609 * config/alpha/alpha.md (various splitters): Likewise.
611 * config/arm/arm.c (legitimize_pic_address): Likewise.
612 (arm_load_pic_register): Likewise.
613 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
614 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
615 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
616 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
617 * config/cris/cris.md (movsi): Likewise.
618 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
619 (symGOTOFF2reg_hilo): Likewise.
620 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
621 * config/h8300/h8300.md (insv, extzv): Likewise.
622 * config/i386/i386.c (ix86_expand_move): Likewise.
623 (ix86_expand_vector_move): Likewise.
624 (ix86_prepare_fp_compare_args): Likewise.
625 (ix86_expand_carry_flag_compare): Likewise.
626 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
627 (tls_dynamic_gnu2_combine_32): Likewise.
628 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
629 * config/ia64/ia64.c (ia64_expand_move): Likewise.
630 (ia64_expand_movxf_movrf): Likewise.
631 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
632 (m32c_split_move): Likewise.
633 (m32c_expand_insv): Likewise.
634 * config/m68k/m68k.md (movsi): Likewise.
635 * config/mips/mips.c (mips_force_temporary): Likewise.
636 (mips_split_symbol): Likewise.
637 (mips_move_integer): Likewise.
638 (mips_legitimize_const_move): Likewise.
639 * config/mn10300/mn10300.md (movsi): Likewise.
640 * config/pa/pa.c (emit_move_sequence): Likewise.
641 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
642 (rs6000_got_register): Likewise.
643 (create_TOC_reference): Likewise.
644 (rs6000_machopic_legitimize_pic_address): Likewise.
645 * config/rs6000/rs6000.md (add<mode>3): Likewise.
646 (various splitters): Likewise.
647 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
648 (movsi_got): Likewise.
649 * config/s390/s390.c (emit_symbolic_move): Likewise.
650 * config/s390/s390.md (movhi, movqi): Likewise.
651 (load_multiple, store_multiple): Likewise.
652 * config/score/score.c (score_force_temporary): Likewise.
653 * config/sh/sh.c (prepare_move_operands): Likewise.
654 (prepare_cbranch_operands): Likewise.
655 (emit_fpu_switch): Likewise.
656 (fpscr_set_from_mem): Likewise.
657 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
658 (adddi3, subsi3): Likewise.
659 (various splitters): Likewise.
660 (divsi_inv_fp_combine): Likewise.
661 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
662 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
664 * config/sh/predicates.md (xor_operand): Likewise.
665 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
666 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
667 (movdi_pic_label_ref): Likewise.
668 * config/spu/spu.c (spu_split_immediate): Likewise.
669 * config/alpha/alpha.md (various splitters): Remove test
670 !no_new_pseudos || reload_completed.
671 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
673 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
674 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
675 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
676 * config/score/score.c (th_output_mi_thunk): Likewise.
677 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
678 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
680 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
682 PR rtl-optimization/32664
683 * mode-switching.c (create_pre_exit): Skip barrier insns.
685 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
687 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
688 force_gimple_operand_bsi.
689 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
690 rewrite_use_compare): Ditto.
691 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
693 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
694 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
695 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
696 * tree-profile.c (prepare_instrumented_value,
697 tree_gen_interval_profiler, tree_gen_pow2_profiler,
698 tree_gen_one_value_profiler, tree_gen_ic_profiler,
699 tree_gen_ic_func_profiler, tree_gen_average_profiler,
700 tree_gen_ior_profiler): Ditto.
701 * tree-ssa-reassoc.c (negate_value): Ditto.
702 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
703 Use force_gimple_operand_bsi.
704 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
705 * tree-if-conv.c (add_to_dst_predicate_list,
706 find_phi_replacement_condition): Ditto.
707 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
708 Call mark_symbols_for_renaming for new statements.
709 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
711 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
713 * cfghooks.c (remove_edge): New function.
714 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
716 * cfghooks.h (remove_edge): Declare.
717 * cfg.c (remove_edge): Renamed to remove_edge_raw.
718 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
720 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
722 * optabs.h: Added declaration for signbit_optab.
723 * optabs.c: (init_optabs): Added initialization for signbit_optab.
724 * genoptinit.c (optabs): Added entry for signbit insns.
725 * builtins.c (expand_builtin_signbit): Added code to use a signbit
727 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
728 * config/s390/s390.md (signbit<mode>2): New expander.
730 2007-07-09 Richard Guenther <rguenther@suse.de>
733 * fold-const.c (fold_plusminus_mult_expr): Move constant
734 arguments second to allow decomposing.
736 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
739 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
741 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
742 Disregard DECL_FROM_INLINE.
744 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
747 * doc/invoke.texi: Add ftree-reassoc flag.
748 * common.opt (ftree-reassoc): New flag.
749 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
750 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
752 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
754 PR tree-optimization/32681
755 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
756 saved in second_edge->aux when first_bb is a loop header.
758 2007-07-09 Jan HUbicka <jh@suse.cz>
760 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
762 2007-07-09 Richard Guenther <rguenther@suse.de>
764 * c-decl.c (start_function): Do not promote return type.
766 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
768 * function.c (do_warn_unused_parameter): Do not warn if
769 TREE_NO_WARNING is set.
771 2007-07-08 Andreas Schwab <schwab@suse.de>
773 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
775 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
778 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
780 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
781 apply to assembly language, too.
782 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
784 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
786 Revert (note the sccvn portions are *not* reverted)
787 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
789 Fix PR tree-optimization/23488
791 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
793 * tree-flow-inline.h (get_value_handle): Ditto.
794 * tree-ssa-pre.c (decl_vh_map): New.
795 (decl_node_pool): New.
796 (can_value_number_operation): Support DECL_P.
797 (can_PRE_operation): Ditto.
798 (create_expression_by_pieces): Ditto.
799 (find_existing_value_expr): Modify to differnetiate between
800 addressing and top level.
801 (create_value_handle_for_expr): Handle DECL's.
802 (poolify_tree): Ditto.
803 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
804 (make_values_for_stmt): Handle DECL's properly.
805 (init_pre): Reorg to not init useless things during FRE.
807 * tree-flow.h: Include pointer-set.h.
808 (decl_vh_map): Declare.
809 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
811 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
813 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
814 the constraint description.
815 * doc/md.texi: Update documentation of AVR constraints.
817 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
819 * auto-inc-dec.c, config/arm/arm.c,
820 config/m32r/constraints.md, config/mips/mips.md,
821 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
822 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
823 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
824 typos. Follow spelling conventions.
825 * doc/invoke.texi, doc/rtl.texi: Fix typos.
827 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
828 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
830 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
831 realloc_vuse): Remove.
832 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
835 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
837 Fix PR tree-optimization/23488
839 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
840 (try_to_simplify): Ditto.
842 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
844 * tree-flow-inline.h (get_value_handle): Ditto.
845 * tree-ssa-pre.c (decl_vh_map): New.
846 (decl_node_pool): New.
847 (can_value_number_operation): Support DECL_P.
848 (can_PRE_operation): Ditto.
849 (create_expression_by_pieces): Ditto.
850 (find_existing_value_expr): Modify to differnetiate between
851 addressing and top level.
852 (create_value_handle_for_expr): Handle DECL's.
853 (poolify_tree): Ditto.
854 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
855 (make_values_for_stmt): Handle DECL's properly.
856 (init_pre): Reorg to not init useless things during FRE.
858 * tree-flow.h: Include pointer-set.h.
859 (decl_vh_map): Declare.
860 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
862 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
864 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
865 apply to assembly language, too.
866 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
868 2007-07-06 Ian Lance Taylor <iant@google.com>
869 Zack Weinberg <zackw@panix.com>
872 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
874 2007-07-06 Richard Sandiford <richard@codesourcery.com>
876 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
877 (prefetch): Likewise if "pref" would be used.
879 2007-07-06 Josh Conner <jconner@apple.com>
883 * calls.c (store_one_arg): Handle arguments which are partially
884 on the stack when detecting argument overlap.
886 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
888 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
889 chosen during find_reloads.
891 2007-07-06 Richard Guenther <rguenther@suse.de>
893 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
894 TYPE_ARG_TYPES for verification of argument types. Use
895 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
896 parameters as variable arguments.
898 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
900 * libgcc2.h (word_type): Type definition removed.
901 (cmp_return_type, shift_count_type): Type definitions added.
902 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
903 replaced with shift_count_type.
904 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
906 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
907 changed from word_type to Wtype.
908 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
909 replaced with shift_count_type.
910 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
912 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
913 and libgcc_shift_count attribute added.
914 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
915 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
916 (TARGET_INITIALIZER): New target hooks added.
917 * targhooks.c (default_libgcc_cmp_return_mode,
918 default_libgcc_shift_count_mode): Default implementations for the new
920 * targhooks.h (default_libgcc_cmp_return_mode,
921 default_libgcc_shift_count_mode): Function prototypes added.
922 * target.h (struct gcc_target): Fields for the new target hooks added.
923 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
925 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
928 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
929 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
931 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
932 s390_libgcc_shift_count_mode): Functions added.
933 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
934 Target hooks defined.
936 2007-07-06 Richard Sandiford <richard@codesourcery.com>
938 * config/mips/mips.c (compute_frame_size): Restore the original
939 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
940 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
941 Document why the difference is needed.
943 2007-07-06 Richard Guenther <rguenther@suse.de>
945 * c-common.c (boolean_increment): Use correctly typed
948 2007-07-06 Richard Sandiford <richard@codesourcery.com>
950 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
951 the topmost argument register is not also included in the save mask.
952 (mips16e_collect_argument_save_p): Take a pointer to the argument
953 register, rather than a pointer to the number of arguments.
954 (mips16e_collect_argument_saves): Only include argument saves
955 that aren't in the register mask.
957 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
959 PR rtl-optimization/32450
960 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
961 to ensure that instructions are not moved into the prologue when
962 profiling is on. Remove unused prologue_end variable.
963 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
964 as a scheduling barrier.
966 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
969 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
970 Disregard DECL_FROM_INLINE.
972 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
974 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
975 IORing with a constant.
977 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
979 PR rtl-optimization/32475
980 * df-scan.c (df_def_record_1): Add a use of the stack pointer
981 for every definition of the stack pointer.
983 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
985 * arm.c (vfp3_const_double_index): Copy signed results of
986 REAL_VALUE_TO_INT into unsigned vars.
988 2007-07-05 Richard Guenther <rguenther@suse.de>
991 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
993 * tree-ssa.c (useless_type_conversion_p): Check canonical
996 2007-07-05 Anatoly Sokolov <aesok@post.ru>
998 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
999 zero_extendhisi2): Change to define_insn_and_split.
1000 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
1002 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
1004 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
1005 pass_match_asm_constraints): New.
1006 * passes.c (init_optimization_passes): Add new pass.
1007 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
1008 * function.h (struct function): Add has_asm_statement bit.
1009 (current_function_has_asm_statement): New.
1010 * tree-pass.h (pass_match_asm_constraints): New.
1012 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
1014 * config/mips/mips.c (mips_file_start): Avoid declaration
1017 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
1019 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
1021 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
1023 * rtl.def (NOTE): Change print format string to print
1024 operand 5 as a note insn name.
1026 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
1027 David Ung <davidu@mips.com>
1029 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
1030 * doc/invoke.texi: (MIPS Options): Document them.
1032 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
1033 David Ung <davidu@mips.com>
1035 Add support for SmartMIPS ASE.
1037 * optabs.c (expand_binop_directly): New, broken out from...
1038 (expand_binop): Here. Make it try rotating in the other
1039 direction even when the second operand isn't constant.
1040 * config/mips/mips.md (*lwxs): New.
1041 * config/mips/mips.opt (msmartmips): New.
1042 * config/mips/mips.c (mips_lwxs_address_p): New.
1043 (mips_rtx_costs): Make it recognize scaled indexed addressing.
1044 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
1045 __mips_smartmips when compiling for TARGET_SMARTMIPS.
1046 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
1047 (ISA_HAS_LWXS): New.
1048 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
1049 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
1050 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
1051 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
1052 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
1053 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
1054 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
1056 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
1058 * tree-vectorizer.c (new_loop_vec_info): Initialize
1059 LOOP_VINFO_COST_MODEL_MIN_ITERS.
1060 * tree-vectorizer.h (_loop_vec_info): Added new filed
1061 min_profitable_iters.
1062 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
1063 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
1064 * tree-vect-analyze.c (vect_analyze_operations): Set
1065 LOOP_VINFO_COST_MODEL_MIN_ITERS.
1066 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
1067 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
1068 Fix calculation of peel_iters_prologue. Move consideration of epilogue
1069 and prologue cost to after they are computed.
1070 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
1072 (vect_model_simple_cost): Takes additional argument dt. Consider cost
1073 of creating vectors from scalars according to dt.
1074 (vect_model_store_cost): Likewise.
1075 (vectorizable_call): Use dt array instead of scalar dt. Call
1076 vect_model_simple_cost with additional argument dt.
1077 (vectorizable_assignment): Likewise.
1078 (vectorizable_operation): Likewise.
1079 (vectorizable_type_demotion): Likewise.
1080 (vectorizable_type_promotion): Likewise.
1081 (vectorizable_store): Use dt array instead of scalar dt. Call
1082 vect_model_store_cost with additional argument dt.
1083 (vect_do_peeling_for_loop_bound): Don't call
1084 vect_estimate_min_profitable_iters. Instead, lookup
1085 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
1086 "may not be profitable".
1088 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
1091 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
1092 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
1093 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
1094 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
1096 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
1098 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
1099 addressing modes cheaper.
1101 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
1103 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
1104 (dw_ranges_struct): Rename block_num to num. Adjust.
1105 (dw_ranges_by_label_struct): New.
1106 (ranges_by_label, ranges_by_label_allocated,
1107 ranges_by_label_in_use): New variables.
1108 (add_ranges_num): Factored most of the code out of...
1109 (add_ranges): ... this one. Rewrite in terms of the former.
1110 (add_ranges_by_labels): New.
1111 (output_ranges): Output by-label ranges.
1112 (dwarf2out_finish): Output range for multiple-section
1113 compile_unit. Output standard DW_AT_low_pc in addition to
1114 unexpected DW_AT_entry_pc.
1116 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
1118 PR tree-optimization/32604
1119 PR tree-optimization/32606
1121 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
1122 (compute_antic_safe): Removed.
1123 (ANTIC_SAFE_LOADS): Ditto.
1124 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
1125 (execute_pre): Don't call compute_antic_safe.
1126 (vuse_equiv): New function.
1127 (make_values_for_stmt): Use it
1128 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
1131 2007-07-04 Anatoly Sokolov <aesok@post.ru>
1134 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
1136 (avr_attribute_table): Make "naked" attribute apply to function types
1137 rather than to decls.
1138 (avr_handle_fntype_attribute): New function.
1140 2007-07-04 Joseph Myers <joseph@codesourcery.com>
1142 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
1145 2007-07-04 David Ung <davidu@mips.com>
1146 Joseph Myers <joseph@codesourcery.com>
1148 * config/mips/mips.md (type): Add logical, signext and move.
1149 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
1150 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
1151 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
1152 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
1153 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
1154 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
1155 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
1156 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
1157 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
1158 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
1159 movv2sf_hardfloat_64bit): Use the new types.
1160 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
1161 *movdf_softfloat, *movdf_mips16): Use "multi".
1162 (extendqihi2): Replace with a define_expand.
1163 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
1164 Based on extend<SHORT:mode><GPR:mode>2 patterns.
1165 * config/mips/74k.md (r74k_int_logical): New reservation and
1167 (r74k_int_arith): Remove "slt".
1168 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
1169 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
1170 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
1171 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
1172 reservations for "arith".
1174 2007-07-04 Richard Guenther <rguenther@suse.de>
1176 * tree-ssa.c (useless_type_conversion_p): Add handling for
1177 scalar float and vector types. Only call the types_compatible_p
1178 langhook for aggregate types as last resort. Follow the
1181 2007-07-04 Richard Guenther <rguenther@suse.de>
1183 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
1184 the same as NOP_EXPR.
1186 2007-07-04 Nick Clifton <nickc@redhat.com>
1188 * target.h (struct gcc_target): Add target_help field.
1189 * target-def.h (TARGET_HELP): New.
1190 (TARGET_INITIALIZER): Use TARGET_HELP.
1191 * opts.c (command_handle_option): Invoke target_help function, if
1192 defined, when the user has specified --target-help on the command
1194 * doc/invoke.texi: Mention that --target-help might print
1195 additional information.
1196 * doc/tm.texi: Document TARGET_HELP hook.
1198 * arm.c (TARGET_HELP): Override default definition.
1199 (arm_target_help): New - display a wrapped list of cores and
1200 architectures supported.
1202 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
1204 * config/gcc/v850/v850.c (expand_prologue): Make sure
1205 GEN_INT() argument is sign extended rather than zero extended.
1206 (expand_epilogue): Likewise.
1207 (output_move_double): Delete.
1208 * config/gcc/v850/v850-protos.h (output_move_double): Delete.
1209 * config/gcc/v850/v850.md (movdi): Delete.
1210 (*movdi_internal): Delete.
1212 (*movdf_internal): Delete.
1214 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1216 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
1217 unless compiling RTP PIC.
1219 2007-07-04 Richard Guenther <rguenther@suse.de>
1221 PR tree-optimization/32482
1222 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
1223 original ssa name if we didn't find a shift expression.
1224 Fix shift constant for bit zero test.
1226 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1228 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
1230 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1232 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
1233 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
1234 * config/arm/vxworks.h (ASM_SPEC): Delete.
1235 (SUBTARGET_EXTRA_ASM_SPEC): Define.
1237 2007-07-04 Sebastian Pop <sebpop@gmail.com>
1239 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
1240 (DDR_REVERSED_P): New.
1241 * tree-data-ref.c (initialize_data_dependence_relation,
1242 build_classic_dist_vector): Set DDR_REVERSED_P.
1244 2007-07-04 Sebastian Pop <sebpop@gmail.com>
1247 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
1248 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
1249 init_omega_for_ddr_1): Use non conservative number of iterations
1251 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
1252 (analyze_siv_subscript): Remove FIXME and reinitialization of
1253 last_conflicts to chrec_dont_know.
1254 * testsuite/gfortran.dg/vect/pr32457.f90: New.
1256 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
1258 * tree.c (maybe_canonicalize_argtypes): Improve description.
1260 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
1262 * tree.c (maybe_canonicalize_argtypes): New.
1263 (build_function_type): Set canonical type.
1264 (build_method_type_directly): Ditto.
1265 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
1268 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1270 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
1272 (rewrite_use_nonlinear_expr): Likewise.
1274 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
1276 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
1278 2007-07-04 Ben Elliston <bje@au.ibm.com>
1280 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
1283 * c-objc-common.c (c_types_compatible_p): Fix indentation.
1285 * doc/tm.texi (Run-time Target): Capitalise "CPU".
1286 (Exception Handling): Likewise.
1288 2007-07-03 Jan Hubicka <jh@suse.cz>
1290 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
1292 2007-07-03 Eric Christopher <echristo@apple.com>
1294 * doc/cppopts.texi: Add conflicting option note to -dM.
1295 * doc/invoke.texi: Add note about possible conflicts with
1296 -E for -dCHARS and note that -dM will not produce
1297 any results if there is no machine dependent reorg.
1299 2007-07-03 Geoffrey Keating <geoffk@apple.com>
1301 * tree.h (DECL_ALIGN): Back out previous change.
1303 2007-07-03 Joseph Myers <joseph@codesourcery.com>
1305 * configure.ac: Test for .dtprelword support on MIPS.
1306 * configure, config.in: Regenerate.
1307 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
1308 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
1310 2007-07-03 Julian Brown <julian@codesourcery.com>
1312 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
1313 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
1314 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
1315 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
1317 (all_fpus): Add FPUTYPE_VFP3.
1318 (fp_model_for_fpu): Add VFPv3 field.
1319 (arm_rtx_costs_1): Give cost to VFPv3 constants.
1320 (vfp3_const_double_index): New function. Return integer index of
1321 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
1323 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
1324 and argument represents a valid RTX for a VFPv3 constant.
1325 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
1327 (vfp_emit_fstmd): Similar, for fstmd.
1328 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
1329 constants, represented as integer indices.
1330 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
1331 VFP_REGNO_OK_FOR_DOUBLE macros.
1332 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
1333 (arm_file_start): Set float-abi attribute for VFPv3, and output
1334 correct ".fpu" assembler directive.
1335 (arm_dbx_register_numbering): Add FIXME.
1336 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
1337 (fputype): Add FPUTYPE_VFP3.
1338 (FIXED_REGISTERS): Add 32 registers for D16-D31.
1339 (CALL_USED_REGISTERS): Likewise.
1340 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
1341 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
1342 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
1343 (D7_VFP_REGNUM): New.
1344 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
1345 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
1346 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
1347 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
1348 (REG_ALLOC_ORDER): Adjust for VFPv3.
1349 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
1350 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
1351 VFP_LO_REGS, VFP_HI_REGS.
1352 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
1353 (IS_VFP_CLASS): Define macro.
1354 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
1356 (REGISTER_MOVE_COST): Likewise.
1357 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
1358 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
1359 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
1360 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
1361 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
1362 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
1363 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
1364 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
1365 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
1366 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
1367 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
1368 where appropriate for single-word registers.
1369 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
1370 As above. Fix type attributes.
1371 * config/arm/constraints.md (register_contraint "t"): Define.
1372 (register_constraint "w"): Change to D0-D15, or D0-D31 for
1374 (register_constraint "x"): Define.
1375 (constraint "Dv"): Define.
1377 2007-07-03 Geoffrey Keating <geoffk@apple.com>
1379 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
1381 2007-07-03 Tom Tromey <tromey@redhat.com>
1383 * c-parser.c (objc_pq_context): Removed.
1384 (objc_need_raw_identifier): Likewise.
1385 (c_parser) <objc_pq_context>: New field.
1386 <objc_need_raw_identifier>: Likewise.
1387 (OBJC_NEED_RAW_IDENTIFIER): Removed.
1388 (c_lex_one_token): Update.
1389 (c_parser_objc_protocol_definition): Update.
1390 (c_parser_objc_method_definition): Update.
1391 (c_parser_objc_methodproto): Update.
1392 (c_parser_declspecs): Update.
1394 2007-07-03 David Ung <davidu@mips.com>
1396 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
1398 2007-07-03 David Ung <davidu@mips.com>
1399 Richard Sandiford <richard@codesourcery.com>
1401 * doc/invoke.texi: Document -march=74kf3_2.
1402 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
1403 (TUNE_74K): Check for it.
1404 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
1405 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
1406 * config/mips/mips.md (cpu): Add 74kf3_2.
1407 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
1408 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
1409 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
1410 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
1411 74kf3_2 to the CPU list.
1412 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
1413 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
1414 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
1415 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
1416 (r74kf3_2_fxfer_from_c1): New insn reservations.
1418 2007-07-03 Richard Sandiford <richard@codesourcery.com>
1419 David Ung <davidu@mips.com>
1421 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
1422 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
1423 and 74k[fx]. Document aliases for the new options.
1424 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
1425 (PROCESSOR_24KF2_1): ...this.
1426 (PROCESSOR_24KX): Rename to...
1427 (PROCESSOR_24KF1_1): ...this.
1428 (PROCESSOR_74KF): Rename to...
1429 (PROCESSOR_74KF2_1): ...this.
1430 (PROCESSOR_74KX): Rename to...
1431 (PROCESSOR_74KF1_1): ...this.
1432 (TUNE_74K): Update PROCESSOR_* names.
1433 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
1434 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
1435 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
1436 (mips_rtx_cost_data): Update processor names in comments.
1437 (mips_issue_rate): Update PROCESSOR_* names.
1438 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
1439 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
1440 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
1441 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
1442 Update cpu attribute names.
1443 (r24k_fpu_iss): Rename this reservation to...
1444 (r24kf2_1_fpu_iss): ...this and update all uses.
1445 (r24kx_fpu_iss): Rename this reservation to...
1446 (r24kf1_1_fpu_iss): ...this and update all uses.
1447 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
1448 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
1449 Update cpu attribute names.
1451 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
1453 * config/m32r/constraints.md: New file.
1454 * config/m32r/m32r.c: Include tm-constrs.h.
1455 (small_data_operand): Use satisfies_constraint_* instead of macro.
1456 (addr24_operand, gen_compare): Likewise.
1457 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
1458 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
1459 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
1460 EXTRA_CONSTRAINT): Likewise.
1461 * config/m32r/m32r.md: Include constraints.md.
1462 (*movsi_insn): Use satisfies_constraint_* instead of macro.
1463 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
1464 * config/m32r/predicates.md (conditional_move_operand): Likewise.
1465 (two_insn_const_operand, int8_operand, uint16_operand,
1466 reg_or_int16_operand, reg_or_uint16_operand,
1467 reg_or_cmp_int16_operand, cmp_int16_operand,
1468 seth_add3_operand): Likewise.
1470 2007-07-03 Eric Christopher <echristo@gmail.com>
1472 * libgcc2.h: Conditionally declare __bswapsi2 and
1475 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
1477 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
1480 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1483 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
1484 (__gthrw_pragma): Provide default definition.
1486 * gthr-posix.c (__gthrw_pragma): Define.
1488 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
1490 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
1491 before declaring inequality.
1493 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
1495 * combine.c (recog_for_combine): Log the success or failure of
1496 matching new insn patterns against the machine description in
1499 2007-07-03 Revital Eres <eres@il.ibm.com>
1501 * ddg.c (print_sccs): New function.
1502 (check_sccs): New function.
1503 (create_ddg_all_sccs): Use it.
1504 * ddg.h (print_sccs): Declare.
1505 * modulo-sched.c (sms_order_nodes): Call print_sccs.
1507 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
1509 * targhooks.h (default_mode_for_suffix): New function declaration.
1510 * targhooks.c (default_mode_for_suffix): New default target hook.
1511 * target.h (struct c): New structure in the targetm struct.
1512 (mode_for_suffix): New target hook as part of struct c.
1513 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
1514 default_mode_for_suffix.
1515 (TARGET_C): New define.
1516 * c-lex.c: Include "target.h".
1517 (interpret_float): Use targetm.c.mode_for_suffix to determine
1518 the mode for a given non-standard suffix.
1519 Makefile.in (c-lex.o): Depend on $(TARGET_H).
1521 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
1522 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
1524 * doc/extend.texi (Floating Types): New node. Document __float80 and
1525 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
1527 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
1530 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
1531 predicate instead of target_operand.
1532 (divsi3_i1_media, divsi3_media_2): Likewise.
1534 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
1536 * tree.h (alias_sets_might_conflict_p): Rename into
1537 alias_sets_must_conflict_p.
1538 * alias.c (alias_sets_might_conflict_p): Likewise.
1539 (alias_sets_conflict_p): Use it.
1540 (objects_must_conflict_p): Likewise.
1541 * c-common.c (strict_aliasing_warning): Adjust.
1543 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
1545 * rtlhooks.c (gen_lowpart_if_possible): Check for
1546 invalid subreg before calling gen_lowpart_SUBREG.
1548 2007-07-02 Geoffrey Keating <geoffk@apple.com>
1550 * config/darwin9.h: Add copyright notice.
1551 (LINK_COMMAND_SPEC): Add comment.
1552 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
1553 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
1554 DARWIN_LIBSYSTEM_HAS_UNWIND.
1556 2007-07-02 Jakub Jelinek <jakub@redhat.com>
1559 * omp-low.c (check_combined_parallel): New function.
1560 (lower_omp_parallel): Call it via walk_stmts, set
1561 OMP_PARALLEL_COMBINED if appropriate.
1562 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
1563 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
1564 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
1565 don't consider it as combined parallel.
1567 2007-07-02 Richard Sandiford <richard@codesourcery.com>
1569 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
1570 (gcc_tooldir): Likewise.
1571 * configure: Regenerate.
1572 * Makefile.in (libsubdir_to_prefix): New variable, based on the
1573 old configure.ac gcc_tooldir setting.
1574 (prefix_to_exec_prefix): New variable.
1575 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
1576 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
1578 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
1580 Fix PR tree-optimization/32583
1581 Fix PR tree-optimization/32584
1582 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
1583 (phi_translate_set): Use phi_translate directly now.
1584 (make_values_for_stmt): Don't value number RHS if we already know
1587 2007-07-02 Steve Ellcey <sje@cup.hp.com>
1588 Jim Wilson <wilson@specifix.com>
1591 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
1594 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
1595 Richard Sandiford <richard@codesourcery.com>
1596 Nigel Stephens <nigel@mips.com>
1598 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
1599 (mips16e_output_save_restore): Declare.
1600 (mips16e_save_restore_pattern_p): Likewise.
1601 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
1602 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
1603 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
1604 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
1605 (BITSET_P): New global macro, extracted from...
1606 (mips_for_each_saved_reg): ...here.
1607 (mips16e_save_restore_info): New struct.
1608 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
1609 (mips16e_save_restore_regs): New variable.
1610 (mips_split_plus, mips16e_find_first_register): New functions.
1611 (mips16e_mask_registers): New function.
1612 (compute_frame_size): Expand the commentary before the function.
1613 Enforce the MIPS16e save and restore register range restrictions.
1614 Pad the general register save area at the low end.
1615 (mips16e_save_restore_reg, mips16e_build_save_restore)
1616 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
1617 (mips16e_output_save_restore, mips16e_collect_propagate_value)
1618 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
1620 (mips_expand_prologue, mips_expand_epilogue): Handle
1621 GENERATE_MIPS16E_SAVE_RESTORE.
1622 * config/mips/mips.md (*mips16e_save_restore): New pattern.
1624 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
1626 PR tree-optimization/31966
1627 PR tree-optimization/32533
1628 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
1629 "basic_block" description as its third argument. Update function
1630 calls to get destination bb from "edge" argument. Save "cond" into
1631 aux field of the edge. Update prototype for changed arguments.
1632 (if_convertible_loop_p): Clear aux field of incoming edges if bb
1634 (find_phi_replacement_condition): Operate on incoming edges, not
1635 on predecessor blocks. If there is a condition saved in the
1636 incoming edge aux field, AND it with incoming bb predicate.
1637 Return source bb of the first edge.
1638 (clean_predicate_lists): Clean aux field of outgoing node edges.
1639 (tree_if_conversion): Do not initialize cond variable. Move
1640 variable declaration into the loop.
1641 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
1642 initializations of new_stmt, arg0 and arg1 variables.
1644 2007-07-02 Jakub Jelinek <jakub@redhat.com>
1646 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
1647 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
1649 2007-07-02 Richard Guenther <rguenther@suse.de>
1651 * tree-ssa.c (useless_type_conversion_p): Document
1652 future intent as defining the middle-end type system.
1653 Re-structure to call langhook last, group by type class,
1654 mark questionable parts.
1656 2007-07-02 Richard Guenther <rguenther@suse.de>
1658 * tree-flow.h (types_compatible_p): Declare.
1659 * tree-ssa.c (types_compatible_p): New function.
1660 * ipa-type-escape.c (discover_unique_type): Use
1661 types_compatible_p instead of lang_hooks.types_compatible_p.
1662 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
1663 * tree-vn.c (expressions_equal_p): Likewise.
1664 * tree.c (fields_compatible_p): Likewise.
1665 * tree-ssa-dom.c (avail_expr_eq): Likewise.
1666 (cprop_operand): Use useless_type_conversion_p instead of
1667 lang_hooks.types_compatible_p.
1668 * tree-inline.c (setup_one_parameter): Likewise.
1669 (declare_return_variable): Likewise.
1670 * tree-nrv.c (tree_nrv): Likewise.
1671 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
1672 (maybe_fold_offset_to_component_ref): Likewise.
1673 (maybe_fold_offset_to_reference): Likewise.
1674 * tree-ssa-copy.c (may_propagate_copy): Likewise.
1675 (merge_alias_info): Likewise.
1676 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
1677 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
1678 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
1679 * tree-tailcall.c (find_tail_calls): Likewise.
1680 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
1681 * gimplify.c (canonicalize_addr_expr): Likewise.
1682 (fold_indirect_ref_rhs): Likewise.
1683 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
1684 (cpt_same_type): Likewise.
1685 (check_pointer_types_r): Swap parameters to cpt_same_type
1687 * fold-const.c (fold_convert): Revert fix for PR15988.
1688 * tree-inline.c (setup_one_parameter): Instead fix it here by
1689 using fold_build1 instead of fold_convert and checking for
1690 error_mark_node. Convert only if the conversion is necessary.
1692 2007-07-02 Joseph Myers <joseph@codesourcery.com>
1694 * configure.ac: Check for .gnu_attribute on Power.
1695 * configure: Regenerate.
1696 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
1697 attribute for floating-point ABI.
1699 2007-07-02 Ira Rosen <irar@il.ibm.com>
1701 PR tree-optimization/32230
1702 PR tree-optimization/32477
1703 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
1704 address is a constant.
1706 2007-07-02 Richard Sandiford <richard@codesourcery.com>
1708 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
1709 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
1710 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
1711 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
1712 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
1713 64-bit targets. Add support for *-elfoabi*.
1714 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
1715 different settings if $(tm_defines) does not select the EABI.
1716 (MULTILIB_EXCLUSIONS): Define in those circumstances.
1717 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
1718 (MIPS_ARCH_OPTION_SPEC): Likewise.
1719 (MIPS_ISA_LEVEL_SPEC): Likewise.
1720 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
1721 * config/mips/elfoabi.h: New file.
1723 2007-07-02 Richard Guenther <rguenther@suse.de>
1725 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
1726 (useless_type_conversion_p): ... this.
1727 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
1728 (useless_type_conversion_p): ... this.
1729 * builtins.c (fold_builtin_memory_op): Rename
1730 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
1731 * tree-cfg.c (verify_expr): Likewise.
1732 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
1733 * tree-ssa-ccp.c (ccp_fold): Likewise.
1734 * tree-ssa-copy.c (may_propagate_copy): Likewise.
1735 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
1736 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
1737 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
1738 * tree-ssa-pre.c (eliminate): Likewise.
1739 * tree-ssa.c (delete_tree_ssa): Likewise.
1740 (tree_ssa_useless_type_conversion): Likewise.
1741 * tree.c (build2_stat): Likewise.
1743 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
1745 Fix PR tree-optimization/32571
1746 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
1749 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
1751 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
1752 and other expected operations explicitly, change default to
1755 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
1757 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
1759 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
1760 (tls_load_dot_plus_eight): Move the label number into the unspec.
1761 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
1763 2007-07-01 Andreas Schwab <schwab@suse.de>
1765 * dwarf2out.c (initial_return_save): Define only if used.
1767 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
1769 Unreverting Richard's Revert of:
1771 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1773 * dce.c (deletable_insn_p_1): New function, split out from...
1774 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1775 specially, not those inside PARALLELs. Remove BODY argument
1776 and adjust recursive call accordingly.
1777 (prescan_insns_for_dce): Update call to delete_insn_p.
1779 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
1780 Revital Eres <eres@il.ibm.com>
1782 * ddg.c (create_ddg_all_sccs): Fix missed
1783 initialization of scc_nodes.
1785 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
1788 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
1789 X + ~X to 1 only for INTEGRAL_TYPE_P type.
1791 2007-06-30 Joseph Myers <joseph@codesourcery.com>
1793 * configure.ac: Check for .gnu_attribute on MIPS.
1794 * configure, config.in: Regenerate.
1795 * config/mips/mips.c (mips_file_start): If supported, output
1796 attribute for floating-point ABI.
1798 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
1801 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
1802 (ffs_cmove): New expander to expand using ctz pattern.
1803 (*ffs_cmove): Remove pattern.
1804 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
1805 (ffsdi2): Expand using ctz pattern.
1806 (*ffs_rex64): Remove pattern.
1808 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1810 PR rtl-optimization/32296
1811 * pa.md (return): Delete pattern.
1812 (return_internal): Remove "(const_int 1)" from pattern.
1813 (epilogue): Use return_internal pattern for trivial returns.
1814 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
1815 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
1817 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1819 * tree-ssa-pre.c (is_exception_related): New function
1820 (can_value_number_operation): Use it.
1822 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1824 Fix PR tree-optimization/32540
1825 Fix PR tree-optimization/31651
1827 * tree-ssa-sccvn.c: New file.
1829 * tree-ssa-sccvn.h: Ditto.
1831 * tree-vn.c: Include tree-ssa-sccvn.h
1832 (val_expr_paid_d): Removed.
1833 (value_table): Ditto.
1834 (vn_compute): Ditto.
1835 (val_expr_pair_hash): Ditto.
1836 (val_expr_pair_expr_eq): Ditto.
1837 (copy_vuses_from_stmt): Ditto.
1840 (shared_vuses_from_stmt): Ditto.
1841 (print_creation_to_file): Moved up.
1842 (sort_vuses): Ditto.
1843 (sort_vuses_heap): Ditto.
1844 (set_value_handle): Make non-static.
1845 (make_value_handle): Ditto.
1846 (vn_add): Rewritten to use sccvn lookups.
1847 (vn_add_with_vuses): Ditto.
1848 (vn_lookup): Ditto (and second argument removed).
1849 (vn_lookup_with_vuses): Ditto.
1850 (vn_lookup_or_add): Ditto (and second argument removed);
1851 (vn_lookup_or_add_with_vuses): Ditto.
1852 (vn_lookup_with_stmt): New.
1853 (vn_lookup_or_add_with_stmt): Ditto.
1854 (create_value_handle_for_expr): Ditto.
1856 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
1857 (seen_during_translate): New function.
1858 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
1859 (phi_trans_add): Ditto.
1860 (constant_expr_p): FIELD_DECL is always constant.
1861 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
1862 Use constant_expr_p.
1863 Avoid infinite recursion on mutually valued expressions.
1864 Change callers of vn_lookup_or_add.
1865 (phi_translate): New function.
1866 (compute_antic_safe): Allow phi nodes.
1867 (create_component_ref_by_pieces): Update for FIELD_DECL change.
1868 (find_or_generate_expression): Rewrite slightly.
1869 (create_expression_by_pieces): Updated for vn_lookup_or_add
1871 Update VN_INFO for new names.
1872 (insert_into_preds_of_block): Update for new names.
1873 (add_to_exp_gen): New function.
1874 (add_to_sets): Use vn_lookup_or_add_with_stmt.
1875 (find_existing_value_expr): Rewrite to changed vn_lookup.
1876 (create_value_expr_from): Ditto, and use add_to_exp_gen.
1877 (try_look_through_load): Removed.
1878 (try_combine_conversion): Ditto.
1879 (get_sccvn_value): New function.
1880 (make_values_for_phi): Ditto.
1881 (make_values_for_stmt): Ditto.
1882 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
1884 (init_pre): Update for SCCVN changes.
1886 (execute_pre): Ditto.
1888 * tree-flow.h (make_value_handle): Declare.
1889 (set_value_handle): Ditto.
1890 (sort_vuses_heap): Ditto.
1891 (vn_lookup_or_add_with_stmt): Ditto.
1892 (vn_lookup_with_stmt): Ditto.
1893 (vn_compute): Remove.
1896 (vn_lookup): Update arguments.
1898 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
1900 (tree-ssa-sccvn.o): New.
1901 (OBJS-common): Add tree-ssa-sccvn.o
1903 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1906 * c-typeck.c (build_external_ref): Don't mark as used if called
1908 * calls.c (rtx_for_function_call): Likewise.
1910 2007-06-30 Richard Sandiford <richard@codesourcery.com>
1914 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1916 * dce.c (deletable_insn_p_1): New function, split out from...
1917 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1918 specially, not those inside PARALLELs. Remove BODY argument
1919 and adjust recursive call accordingly.
1920 (prescan_insns_for_dce): Update call to delete_insn_p.
1922 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
1924 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
1925 (try_combine): Move potential calls to undo_all() so they happen
1926 before we commit to using the combined insns.
1928 2006-06-30 Jan Hubicka <jh@suse.cz>
1930 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
1933 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
1935 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
1936 (cgraph_remove_unreachable_nodes): Likewise.
1937 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
1938 * ipa-inline.c (update_caller_keys): Cast according to the coding
1940 (cgraph_decide_recursive_inlining): Likewise.
1941 (cgraph_decide_inlining_of_small_function): Likewise.
1942 (try_inline): Likewise.
1943 (cgraph_decide_inlining_incrementally): Likewise.
1944 * ipa-pure-const.c (get_function_state): Likewise.
1945 (scan_function): Likewise.
1946 (analyze_function): Likewise.
1947 (static_execute): Likewise.
1948 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
1949 (merge_callee_local_info): Likewise.
1950 (analyze_function): Use type safe memory macros.
1951 (static_execute): Likewise. Cast according to the coding conventions.
1952 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
1954 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
1956 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
1957 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
1960 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
1963 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
1964 for complex modes (both int and real).
1966 2007-06-29 Jan Hubicka <jh@suse.cz>
1968 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
1970 2007-06-29 Jan Hubicka <jh@suse.cz>
1973 * cse.c (cse_insn): Avoid invalid sharing in between register note and
1976 2007-06-29 Anatoly Sokolov <aesok@post.ru>
1979 * config/avr/avr.c: Include dataflow header file.
1980 (expand_prologue): Adjust for prologue insn change.
1981 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
1984 2007-06-29 Richard Guenther <rguenther@suse.de>
1987 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
1988 during type verification.
1990 2007-06-29 Jan Hubicka <jh@suse.cz>
1992 * recog.c (validate_change_rtx_1): Unshare TO argument.
1994 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
1996 PR tree-optimization/24659
1997 * tree-vect-transform.c (vectorizable_call): Handle
1998 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
2000 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
2001 * config/i386/i386.c (enum ix86_builtins)
2002 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
2003 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
2005 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
2006 const using def_builtin_const.
2007 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
2008 input operands in the same modes as the result.
2009 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
2011 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
2013 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
2014 (df_set_dead_notes_for_mw): Likewise.
2016 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
2018 * c-common.c (pointer_int_sum): Do the negation in sizetype.
2020 2007-06-28 DJ Delorie <dj@redhat.com>
2022 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
2024 2007-06-28 Geoffrey Keating <geoffk@apple.com>
2026 * doc/invoke.texi (C++ Dialect Options): Document
2027 fvisibility-ms-compat.
2028 * c.opt (fvisibility-ms-compat): New.
2030 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2033 * tree-affine.c (aff_combination_add_elt): Handle
2034 pointer addition specially.
2036 2007-06-28 Jakub Jelinek <jakub@redhat.com>
2038 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
2039 decl is non-external for AIX ABI.
2041 2007-06-28 David Edelsohn <edelsohn@gnu.org>
2043 * config/rs6000/predicates.md (current_file_function_operand):
2044 Ensure the symbol is non-external for AIX ABI.
2046 2007-06-28 Nick Clifton <nickc@redhat.com>
2048 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
2049 (fdce, fdse, fpredictive-commoning): Likewise.
2051 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2054 * gcc.c (process_command): Recognize the new -static-libgfortran
2057 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
2060 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
2061 Use a call clobbered hard reg instead of a pseudo reg.
2063 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
2065 * config/sh/sh.md (load_gbr): Use correct operand constraint.
2067 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
2070 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
2071 REG_LIBCALL and REG_RETVAL notes.
2072 (divsi3, mulsi3): Likewise.
2073 (mulhisi3): Likewise. Use emit_libcall_block.
2074 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
2076 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
2078 PR rtl-optimization/32481
2079 * combine.c (adjust_for_new_dest): Rescan the changed insn.
2081 2007-06-27 Richard Sandiford <richard@codesourcery.com>
2083 * dce.c (deletable_insn_p_1): New function, split out from...
2084 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
2085 specially, not those inside PARALLELs. Remove BODY argument
2086 and adjust recursive call accordingly.
2087 (prescan_insns_for_dce): Update call to delete_insn_p.
2089 2007-06-27 Richard Guenther <rguenther@suse.de>
2092 * tree.h (fold_convertible_p): Declare.
2093 * fold-const.c (fold_convertible_p): New function.
2094 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
2095 instead of lang_hooks.types_compatible_p.
2097 2007-06-26 Jan Hubicka <jh@suse.cz>
2099 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
2100 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
2101 early use validate_unshare_change.
2102 (reload_combine): Likewise.
2103 * recog.c (change_t): New field unshare.
2104 (validate_change_1): Rename from validate_change; add argument unshare.
2105 (validate_change): Turn into wrapper of validate_change_1; update
2106 prototype for bools.
2107 (validate_unshare_change): New.
2108 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
2109 calls of df_insn_rescan.
2110 * recog.h (validate_change): Replace ints by bools.
2111 (validate_unshare_change): Declare.
2113 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
2115 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
2117 2007-06-26 Steve Ellcey <sje@cup.hp.com>
2119 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
2121 2007-06-25 Jan Hubicka <jh@suse.cz>
2123 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
2125 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
2126 cgraph_decide_inlining_incrementally): Move uninlinability checks to
2127 places other call site specific checks are performed.
2129 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2132 * tree-vect-transform.c (vectorizable_operation): Convert
2133 POINTER_PLUS_EXPR over to PLUS_EXPR.
2135 2007-06-25 Chao-ying Fu <fu@mips.com>
2137 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
2138 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
2139 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
2140 Document GET_MODE_IBIT, and GET_MODE_FBIT.
2142 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
2143 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2144 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
2145 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
2146 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
2147 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
2148 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
2149 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
2150 ALL_FIXED_POINT_MODE_P): New define.
2151 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2153 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
2155 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
2156 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2157 MODE_VECTOR_UACCUM): New mode classes.
2159 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
2160 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
2161 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
2164 * genmodes.c (struct mode_data): Add ibit and fbit fields.
2165 (blank_mode): Initialize ibit and fbit.
2166 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
2167 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2169 (new_adjust): Change required_class to required_class_from and
2170 required_class_to for testing within a range.
2171 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2172 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2174 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
2175 (make_fixed_point_mode): New.
2176 (_ADD_ADJUST): Change C to C1 and C2.
2177 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
2178 use a range for machine classes.
2179 (ADJUST_IBIT, ADJUST_FBIT): New.
2180 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
2182 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
2183 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2184 Emit adjustment for ibit and fbit.
2185 (emit_mode_ibit, emit_mode_fbit): New.
2186 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
2188 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
2190 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
2191 as the source of the set.
2193 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
2195 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
2196 FP_REGNO_P): Use IN_RANGE.
2197 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
2198 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
2199 (DATA_REG_P): Use DATA_REGNO_P.
2200 (FP_REG_P): Use FP_REGNO_P.
2201 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
2202 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
2203 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
2205 2007-06-24 Jan Hubicka <jh@suse.cz>
2208 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
2210 2007-06-24 Sebastian Pop <sebpop@gmail.com>
2213 * fold-const.c (fold_binary): Strip nops of operand 0
2214 of BIT_NOT_EXPR before calling operand_equal_p.
2215 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
2216 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
2218 2007-06-23 Mark Mitchell <mark@codesourcery.com>
2220 * doc/extend.texi: Document that dllimport and dllexport imply
2222 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
2223 imported or exported declaration, including type declarations.
2224 * c-common.c (handle_visibility_attribute): Check for conflicts
2225 with dllimport/dllexport.
2226 (c_determine_visibility): Handle dllimport/dllexport as an
2227 explicit visibility atttribute.
2229 2007-06-23 Richard Guenther <rguenther@suse.de>
2231 PR tree-optimization/16876
2233 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
2235 * tree-inline.c (initialize_inlined_parameters): Do not call
2236 lang_hooks.tree_inlining.convert_parm_for_inlining.
2237 * cgraphbuild.c (initialize_inline_failed): Set inline failed
2238 reason for mismatched types.
2239 * gimplify.c (gimplify_call_expr): Verify the call expression
2240 arguments match the called function type signature. Otherwise
2241 mark the call expression to be not considered for inlining
2242 using CALL_CANNOT_INLINE_P flag.
2243 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
2244 edges call expression.
2245 (cgraph_decide_inlining_of_small_function): Likewise.
2246 (cgraph_decide_inlining): Likewise.
2247 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
2249 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
2250 * c-typeck.c (c_convert_parm_for_inlining): Remove.
2251 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
2253 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
2254 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
2256 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
2257 convert_parm_for_inlining member.
2259 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
2262 * arm.md (negscc): Match the correct operand for optimized LT0 test.
2263 Remove optimization for GT.
2265 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
2268 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
2270 (prescan_insns_for_dce): Add extra parameter.
2272 2007-06-23 Jan Hubicka <jh@suse.cz>
2275 * gimplify.c (mark_addressable): New function.
2276 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
2278 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2281 * expr.c (store_constructor): Do not clobber non-zeroed memory.
2283 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2286 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
2287 moves between MMX/SSE registers to at least 8 units to prevent
2288 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
2290 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2292 * config/i386/i386.c (override_options): Correct x86_sahf
2295 2007-06-21 David Daney <ddaney@avtrex.com>
2298 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
2299 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
2300 (exception_receiver): Renamed to ...
2301 (nonlocal_goto_receiver): ... this.
2303 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
2305 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
2306 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
2307 partial register accesses.
2309 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
2311 * fold-const.c (debug_fold_checksum): Move it under
2312 ENABLE_FOLD_CHECKING.
2314 2007-06-21 Sebastian Pop <sebpop@gmail.com>
2317 * tree.h (debug_fold_checksum): Declared.
2318 * fold-const.c (build_fold_addr_expr_with_type_1): New.
2319 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
2320 build_fold_addr_expr_with_type_1.
2321 (fold_addr_expr, debug_fold_checksum): New.
2322 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
2323 (fold_unary, fold_comparison, split_address_to_core_and_offset):
2326 2007-06-21 Sebastian Pop <sebpop@gmail.com>
2328 PR tree-optimization/19590
2329 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
2330 of scev is a constant.
2331 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
2333 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2335 * df-problems.c (df_note_bb_compute): Made computation of live
2336 info consistent with df_lr.
2338 2007-06-21 Richard Guenther <rguenther@suse.de>
2340 PR tree-optimization/32453
2341 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
2342 for pointer anti-range.
2344 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
2346 * config/i386/i386.c (processor_target_table): Increase maximum
2347 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
2350 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
2351 byte alignment if > 8 byte alignment is preferred.
2352 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
2354 2007-06-21 Jakub Jelinek <jakub@redhat.com>
2356 PR tree-optimization/31866
2357 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
2358 if ASM_EXPR's input is not a SSA_NAME.
2361 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
2362 but decl is a global var, instead return decl.
2363 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
2364 even for is_global_var decls, if they are private in some outer
2367 2007-06-21 Richard Guenther <rguenther@suse.de>
2369 PR tree-optimization/32451
2370 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
2372 2007-06-21 Christian Bruel <christian.bruel@st.com>
2374 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
2375 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
2376 (push_regs): Changed saving order or banked registers.
2377 (sh_expand_epilogue): Likewise.
2378 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
2379 (FIRST_BANKED_REG): Likewise.
2380 (LAST_BANKED_REG): Likewise.
2381 * config/sh/sh.md (banked) New attribute.
2382 (in_delay_slot): Check banked attribute.
2384 2007-06-20 Sebastian Pop <sebpop@gmail.com>
2386 PR tree-optimization/32075
2387 * tree-data-ref.c (subscript_dependence_tester_1,
2388 analyze_miv_subscript, analyze_overlapping_iterations,
2389 add_distance_for_zero_overlaps, build_classic_dist_vector,
2390 subscript_dependence_tester_1, analyze_overlapping_iterations,
2391 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
2392 compute_affine_dependence, compute_all_dependences): Pass loop_nest
2393 to evolution_function_is_affine_multivariate_p.
2395 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
2397 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
2399 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
2402 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
2404 * config/m32c/prologue.md (epilogue_exitd_16): New.
2405 (epilogue_reit_16): New.
2406 (epilogue_exitd): Rename to epilogue_exitd_24.
2407 (epilogue_reit): Rename to epilogue_reit_24.
2409 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
2410 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2412 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
2414 * haifa-sched.c (queue_to_ready): Don't requeue next insn
2415 if dbg_cnt (sched_insn) reaches the limit.
2416 (choose_ready): New parameter INSN_PTR and new return value.
2417 (schedule_block): Handle dbg_cnt (sched_insn). Handle
2418 the new return value from choose_ready.
2419 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
2420 (rest_of_handle_global_alloc): New global_alloc_at_func.
2422 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
2424 PR tree-optimization/25737
2425 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
2426 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
2427 * tree-flow.h (struct fieldoff): Add new field alias_set.
2428 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
2429 argument addressable_type. Set alias_set of fieldoff.
2430 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
2431 (create_overlap_variables_for): Pass alias_set from fieldoff to
2433 * alias.c (get_alias_set): Use alias_set from SFT if set.
2435 2007-06-20 Hui-May Chang <hm.chang@apple.com>
2437 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
2438 of a variable as an unsigned HOST_WIDE_INT integer.
2440 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
2442 PR rtl-optimization/32405
2443 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
2445 2007-06-20 Jakub Jelinek <jakub@redhat.com>
2447 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
2450 * builtins.c: Include diagnostic.h.
2451 (expand_builtin_expect): Make gcc_assert more permissive.
2452 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
2455 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
2459 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
2460 if ACCUMULATE_OUTGOING_ARGS.
2462 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2464 * config/m68hc11/m68hc11.c: Include dataflow header file.
2465 (m68hc11_reorg): Port to dataflow.
2467 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2469 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
2470 (struct df_problem.free_blocks_on_set_blocks): New field.
2471 (struct dataflow.optional_p): New field.
2472 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
2473 (df_live_set_all_dirty): New function.
2474 * df-scan.c (df_scan_alloc): Initialize optional_p.
2475 (problem_SCAN): Initialize free_blocks_on_set_blocks.
2476 * df-core.c (df_set_blocks): Removed use of
2477 DF_FIRST_OPTIONAL_PROBLEM. Now uses
2478 df_problem.free_blocks_on_set_blocks to determine which blocks are
2480 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
2481 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
2482 uses dataflow.optional_p to determine if problem should be
2484 (rest_of_handle_df_initialize): Only start live problem if
2486 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
2487 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
2488 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
2489 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
2490 problem_NOTE): Initialize free_blocks_on_set_blocks.
2491 (df_lr_bb_local_compute): Recompute luids if df_live problem is
2493 (df_live_set_all_dirty, df_note_alloc): New function.
2494 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
2496 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
2497 * postreload.c (reload_combine): Ditto.
2498 * cse.c (cse_extended_basic_block): Ditto.
2499 * regmove.c (mark_flags_life_zones): Ditto.
2500 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
2501 erase_matching_seqs): Ditto.
2502 * bt-load.c (compute_defs_uses_and_gen): Ditto.
2503 * integrate (allocate_initial_values): Ditto.
2504 * combine.c (reg_dead_at_p): Ditto.
2505 * resource.c (mark_target_live_regs): Ditto.
2506 * sched-rgn.c (check_live_1, update_live_1): Ditto.
2507 * config/sh/sh.c (find_r0_life_regions): Ditto.
2508 * global.c (rest_of_handle_global_alloc): Only add back df_live
2510 * local-alloc.c (rest_of_handle_local_alloc): Only remove
2512 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
2514 (if_convert): Make sure df_live is there at -O == 1.
2515 (pass_if_after_combine): Cleanup flags.
2516 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
2517 is there at -O == 1.
2519 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
2521 * config/arm/arm.c (arm_get_frame_offsets): Set
2522 offsets->locals_base to avoid negative stack size.
2523 (thumb1_expand_prologue): Assert on negative stack size.
2525 2007-04-19 Sebastian Pop <sebpop@gmail.com>
2527 PR tree-optimization/32367
2528 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
2529 of the chrec has no evolution in that loop.
2530 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
2532 2007-06-19 Bob Wilson <bob.wilson@acm.org>
2534 * config/xtensa/xtensa.c: Include "df.h".
2535 (xtensa_builtin_saveregs): Use adjust_address instead of
2537 (xtensa_va_start): Invoke make_tree with sizetype for
2538 expand_builtin_saveregs and then convert the result to a pointer.
2539 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
2540 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
2541 Subtract argument size from index value as integers and then use
2542 POINTER_PLUS_EXPR to add the result to the array address.
2544 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2547 * config/m32c/m32c.c: Include dataflow header file.
2548 (m32c_emit_prologue): Adjust for prologue insn change.
2549 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
2550 once inside a PARALLEL. Assume frame size passed in operand 0
2551 includes space to save the fb register.
2552 (prologue_enter_24): Likewise.
2553 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
2555 2007-06-19 David Daney <ddaney@avtrex.com
2558 * config/mips/mips.md (cprestore): Mark $gp as used.
2560 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2563 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
2564 (frv_ifcvt_modify_insn): Likewise.
2566 2007-06-19 Richard Guenther <rguenther@suse.de>
2568 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
2569 only handle positive offsets that fit in a HOST_WIDE_INT.
2571 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
2573 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
2574 result of rsqrt insn for zero input argument to avoid NaN.
2576 2007-06-19 Richard Guenther <rguenther@suse.de>
2579 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
2581 2007-06-19 Jakub Jelinek <jakub@redhat.com>
2583 PR tree-optimization/32353
2584 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
2586 2007-06-19 Nick Clifton <nickc@redhat.com>
2588 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
2590 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
2593 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
2594 * config/i386/i386.c (assign_386_stack_local): Assert that
2595 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
2596 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
2597 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
2598 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
2600 2007-06-18 Steve Ellcey <sje@cup.hp.com>
2602 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
2604 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
2606 PR rtl-optimization/32321
2607 * gcse.c (replace_store_insn): Update the note before
2608 calling emit_insn_after.
2610 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
2613 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
2615 * df-problems.c (df_note_bb_compute): Fix dumping info.
2617 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
2619 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
2620 insn with emit_jump_insn.
2622 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
2624 PR tree-optimization/32383
2625 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
2626 * targhooks.h (default_builtin_reciprocal): Update prototype.
2627 * target.h (struct gcc_target): Update builtin_reciprocal.
2628 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
2629 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
2630 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
2631 when fndecl is in BUILT_IN_MD class.
2632 (execute_convert_to_rsqrt): Ditto.
2634 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
2635 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
2636 Convert BUILT_IN_SQRTF code only when md_fn is false.
2638 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
2640 * bt-load.c (move_btr_def): Fix the order of arguments
2641 to validate_replace_rtx.
2643 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
2645 * config/m68k/m68k-devices.def: Add 54450..54455.
2647 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
2649 PR rtl-optimization/32366
2650 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
2651 FLOAT_EXTEND]: Prevent non-scalar modes from entering
2654 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
2657 * modulo-sched (generate_reg_moves): Added rescan parameter and if
2658 this is true, rescan insn being modified.
2659 (sms_schedule): Added rescan parameter.
2660 (rest_of_handle_sms): Moved freeing of dominance info to before
2661 getting out of cfg_layout.
2663 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
2665 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
2666 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
2669 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
2670 FL_CF_EMAC from the entry for isac.
2672 * config/m68k/predicates.md (const_call_operand): Adjust comment.
2673 (const_sibcall_operand): New.
2674 (sibcall_operand): Use it.
2675 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
2676 (m68k_isas): ISAC does not imply FPU or EMAC.
2677 (override_options): Add ISA_C logic for symbolic jump & call.
2679 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2681 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
2682 return mode from the builtin itself.
2683 (sparc_fold_builtin): Fix cast of zero constant.
2685 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
2687 * targhooks.c (default_builtin_reciprocal): New default target hook.
2688 * targhooks.h (default_builtin_reciprocal): Add prototype.
2689 * hooks.c (hook_tree_tree_bool_null): Remove hook.
2690 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
2691 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
2692 default_builtin_reciprocal.
2694 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
2697 * hooks.c (hook_tree_tree_bool_null): New hook.
2698 * hooks.h (hook_tree_tree_bool_null): Add prototype.
2699 * tree-pass.h (pass_convert_to_rsqrt): Declare.
2700 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
2701 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
2702 and convert it to reciprocal a*rfunc(b).
2703 (execute_convert_to_rsqrt): New function.
2704 (gate_convert_to_rsqrt): New function.
2705 (pass_convert_to_rsqrt): New pass definition.
2706 * target.h (struct gcc_target): Add builtin_reciprocal.
2707 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
2708 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
2709 TARGET_BUILTIN_RECIPROCAL.
2710 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
2712 * config/i386/i386.h (TARGET_RECIP): New define.
2713 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
2714 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2715 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2716 and not optimizing for size.
2717 (*rcpsf2_sse): New insn pattern.
2718 (*rsqrtsf2_sse): Ditto.
2719 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
2720 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2721 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2722 and not optimizing for size.
2723 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
2724 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2725 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2726 and not optimizing for size.
2727 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
2728 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2729 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2730 and not optimizing for size.
2731 (*sse_rsqrtv4sf2): Do not export.
2733 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
2734 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2735 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2736 and not optimizing for size.
2738 * config/i386/i386.opt (mrecip): New option.
2739 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
2740 (ix86_emit_swsqrtsf): Ditto.
2741 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
2742 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
2744 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
2745 ix86_expand_unop1_builtin.
2746 (ix86_emit_swdivsf): New function.
2747 (ix86_emit_swsqrtsf): Ditto.
2748 (ix86_builtin_reciprocal): New function.
2749 (TARGET_BUILTIN_RECIPROCAL): Use it.
2750 (ix86_vectorize_builtin_conversion): Rename from
2751 ix86_builtin_conversion.
2752 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
2753 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
2754 "i386 and x86_64 Options" section.
2755 (Intel 386 and AMD x86_64 Options): Document -mrecip.
2757 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2758 Zdenek Dvorak <dvorakz@suse.cz>
2759 Richard Guenther <rguenther@suse.de>
2760 Kaz Kojima <kkojima@gcc.gnu.org>
2762 * tree-vrp.c (compare_values_warnv): Convert val2 to
2764 (extract_range_from_assert): Create
2765 POINTER_PLUS_EXPR for pointer types.
2766 (extract_range_from_binary_expr): Handle
2767 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
2769 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
2770 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
2771 POINTER_PLUS_EXPR as PLUS_EXPR.
2772 (number_of_iterations_lt_to_ne):
2773 For pointer types, use sizetype when
2774 creating MINUS_EXPR/PLUS_EXPRs.
2775 (assert_loop_rolls_lt): For pointer types, use sizetype when
2776 creating MINUS_EXPR/PLUS_EXPRs.
2777 (number_of_iterations_le): Likewise.
2778 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
2779 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
2780 like PLUS_EXPR and MINUS_EXPR.
2781 * tree-pretty-print.c (dump_generic_node): Handle
2783 (op_prio): Likewise.
2784 (op_symbol_1): Likewise.
2785 * optabs.c (optab_for_tree_code): Likewise.
2786 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
2788 * tree-tailcall.c (process_assignment): Mention
2789 POINTER_PLUS_EXPR in a TODO comment.
2790 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
2791 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
2792 not used with a pointer and an integer type.
2793 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
2794 increment using chrec_convert_rhs instead of chrec_convert.
2795 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
2796 PLUS_EXPR except for the right hand side's type will be
2798 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
2799 (fold_used_pointer_cast): Kill.
2800 (pointer_offset_p): Kill.
2801 (fold_used_pointer): Kill.
2802 (pointer_used_p): Kill.
2803 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
2804 call fold_used_pointer.
2805 (instantiate_parameters_1): Convert the increment
2806 using chrec_convert_rhs instead of chrec_convert.
2807 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
2808 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
2809 instead of PLUS_EXPR.
2810 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
2811 PLUS_EXPR for pointers.
2812 (std_gimplify_va_arg_expr): Likewise.
2813 (fold_builtin_memory_op): Likewise.
2814 (fold_builtin_strstr): Likewise.
2815 (fold_builtin_strchr): Likewise.
2816 (fold_builtin_strrchr): Likewise.
2817 (fold_builtin_strpbrk): Likewise.
2818 (expand_builtin_memory_chk): Likewise.
2819 (fold_builtin_memory_chk): Likewise.
2820 (std_expand_builtin_va_start): Use
2821 sizetype for the call to make_tree and then convert
2822 to the pointer type.
2823 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
2824 instead of PLUS_EXPR for adding to a pointer.
2825 (std_gimplify_va_arg_expr): Use fold_build2 for
2826 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
2827 the operands to sizetype first and then cast the BIT_AND_EXPR
2828 back to the pointer type.
2829 * fold-const.c (build_range_check): Handle pointer types
2831 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
2832 of PLUS_EXPR's. Make sure the offset is converted to
2834 (try_move_mult_to_index): Strip the NOPs from the offset.
2835 Remove code argument and replace all uses with PLUS_EXPR.
2836 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
2837 specially. Don't use a pointer type for MINUS_EXPR.
2838 (fold_unary): Handle for (T1)(X op Y),
2839 only p+ as that is the only as that can be handled for
2840 binary operators now.
2841 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
2843 <case PLUS_EXPR>: Add folding of PTR+INT into
2845 Don't call try_move_mult_to_index.
2846 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
2847 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
2848 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
2849 Don't call try_move_mult_to_index.
2850 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
2851 (tree_expr_nonzero_p): Likewise.
2852 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
2853 of PLUS_EXPR for the complex expression folding.
2854 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
2855 first chrec is a pointer type, then the second should
2856 be sizetype and not the first's type.
2857 For POINTER_PLUS_EXPR, use a different right hand side type.
2858 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2859 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
2860 different right hand side type.
2861 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2862 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
2863 instead of PLUS_EXPR.
2864 When either operand is zero, convert the other operand.
2865 (chrec_apply): Use chrec_convert_rhs
2866 on the argument x instead of chrec_convert.
2867 (reset_evolution_in_loop): For pointer types, the new_evol
2869 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
2870 different right hand side type.
2871 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2872 (chrec_convert_rhs): New function.
2873 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
2874 different right hand side type.
2875 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2876 * tree-chrec.h (chrec_convert_rhs): New prototype.
2877 (build_polynomial_chrec): For pointer types, the right hand
2878 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
2879 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
2880 Remove subtraction case as it is always addition now.
2881 Make sure the offset is converted to sizetype.
2882 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
2883 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
2884 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
2885 PLUS_EXPR in pointer type.
2886 Handle POINTER_PLUS_EXPR.
2887 (tree_to_aff_combination): Likewise.
2888 (force_expr_to_var_cost): Likewise.
2889 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
2890 instead of PLUS_EXPR for pointers.
2891 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
2892 instead of PLUS_EXPR of pointer types.
2893 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
2895 (check_va_list_escapes): Likewise.
2896 (check_all_va_list_escapes): Likewise.
2897 * dwarf2out.c (loc_descriptor_from_tree_1):
2898 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
2899 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
2900 (string_constant): Likewise.
2901 * tree-ssa-address.c (tree_mem_ref_addr): When adding
2902 the offset to the base, use POINTER_PLUS_EXPR.
2903 (add_to_parts): Convert the index to sizetype.
2904 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
2905 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
2906 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
2907 Offset only holds something for PLUS_EXPR.
2908 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
2910 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
2912 (analyze_accesses_for_modify_stmt): Likewise.
2913 Remove comment about the type being integral type as it is
2915 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
2917 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
2919 Correct the type which the artimentic is done in (is now
2922 * tree-data-ref.c (split_constant_offset): Handle
2924 * tree-affine.c (tree_to_aff_combination): Likewise.
2925 * c-typeck.c (build_unary_op): For pointers create the increment
2926 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
2928 * gimplify.c (gimplify_self_mod_expr): Create a
2929 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2930 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
2931 * tree.def (POINTER_PLUS_EXPR): New tree code.
2932 * tree-predcom.c (ref_at_iteration): If we have a pointer
2933 type do the multiplication in sizetype.
2934 * tree-mudflap.c (mf_xform_derefs_1): Create a
2935 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2936 * tree-ssa-forwprop.c
2937 (forward_propagate_addr_into_variable_array_index):
2938 Don't expect there to be a cast for the index as that
2939 does not exist anymore.
2940 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
2941 instead of PLUS_EXPR.
2942 Don't check for the first operand of the POINTER_PLUS_EXPR
2943 was the index as it cannot be.
2944 Call forward_propagate_addr_into_variable_array_index with
2945 the SSA_NAME instead of the statement.
2946 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
2947 (compare_constant): Likewise.
2948 (copy_constant): Likewise.
2949 (compute_reloc_for_constant): Likewise.
2950 (output_addressed_constants): Likewise.
2951 (initializer_constant_valid_p): Likewise.
2952 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
2953 Convert the MIN/MAX of the inner type to the outer
2954 type before comparing them.
2955 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
2956 POINTER_PLUS_EXPR instead of PLUS_EXPR.
2957 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
2958 of PLUS_EXPR for pointers.
2959 * tree-inline.c (estimate_num_insns_1): Handle
2961 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
2962 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2963 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
2964 instead of PLUS_EXPR for the pointer increment statement.
2965 (vect_update_ivs_after_vectorizer): For pointer types, create
2966 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
2967 MULT_EXPR in sizetype.
2968 (vect_gen_niters_for_prolog_loop): Add a cast when creating
2970 * tree-object-size.c (plus_expr_object_size): Handle
2971 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
2972 code which is trying to figure out which side is a pointer and
2974 (check_for_plus_in_loops_1): Likewise.
2975 (check_for_plus_in_loops): Likewise.
2976 * c-common.c (pointer_int_sum): Create a
2977 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2978 * tree-ssa-structalias.c (handle_ptr_arith): Handle
2979 only POINTER_PLUS_EXPR. Removing all the extra
2980 code which is trying to figure out which side is a pointer and
2982 * tree-cfg.c (verify_expr): Add extra checking for pointers and
2983 PLUS_EXPR and MINUS_EXPR.
2984 Also add checking to make sure the operands of POINTER_PLUS_EXPR
2986 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
2987 with make_tree, instead of a pointer type.
2988 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
2989 for pointers instead of PLUS_EXPR.
2990 (s390_gimplify_va_arg): Likewise.
2991 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
2992 instead of PLUS_EXPR when doing addition on pointer
2993 types. Use sizetype for the second operand.
2994 (spu_gimplify_va_arg_expr): Likewise.
2995 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
2996 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
2997 a pointer. Don't create a BIT_AND_EXPR for pointer types.
2998 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
2999 for the pointer addition and also use size_int/sizetype
3001 (ix86_gimplify_va_arg): Likewise.
3002 Perform BIT_AND_EXPR on sizetype arguments.
3003 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
3004 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
3005 for the pointer additions and also use size_int for the offsets.
3006 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
3007 additions and also use size_int for the offsets. Perform
3008 BIT_AND_EXPR on sizetype arguments.
3009 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
3010 POINTER_PLUS_EXPR for pointers and create the
3011 BIT_AND_EXPR in sizetype.
3012 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
3013 instead of PLUS_EXPR for pointer addition.
3014 (rs6000_va_start): Likewise.
3015 Also use sizetype for the offset.
3016 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
3017 as PLUS_EXPR/MINUS_EXPR.
3018 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
3019 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
3020 Don't use BIT_AND_EXPR on a pointer type, convert the
3021 expression to sizetype first.
3022 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
3024 (mips_gimplify_va_arg_expr): Likewise.
3025 Don't create BIT_AND_EXPR in a pointer type.
3027 2007-06-15 Eric Christopher <echristo@apple.com>
3029 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
3030 (x86_64-*-darwin*): Ditto.
3031 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
3034 2007-06-15 Matthew Wilcox <matthew@wil.cx>
3036 * doc/extend.texi: Document behavior of __attribute__((aligned))
3039 2007-06-15 Mark Mitchell <mark@codesourcery.com>
3041 * rtlanal.c (note_stores): Improve documentation.
3043 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
3045 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
3046 LOCAL_LABEL_PREFIX): Delete.
3047 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
3048 (bfin_internal_label): Delete.
3050 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
3052 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
3053 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
3054 otherwise define to LIBGCC2_TF_CEXT.
3055 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
3056 (LIBGCC_TF_CEXT): Ditto.
3059 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
3061 PR rtl-optimization/32339
3062 * df-scan.c (df_uses_record): Don't modify flags but just add to
3063 it for df_ref_record.
3065 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
3067 * tree-mudflap.c: Fix whitespace issues.
3069 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
3071 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
3073 2007-06-14 Eric Christopher <echristo@apple.com>
3075 * config/i386/sse.md (movdi_to_sse): Rewrite body.
3076 (movv4sf): Use gcc_unreachable instead of abort.
3078 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
3081 * config/i386/sfp-machine.h (CMPtype): New define.
3082 (mach stubs): Use CMPtype instead of int as a return type.
3084 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
3086 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
3087 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
3088 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
3089 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
3090 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
3091 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
3092 config/soft-fp/soft-fp.h: Update from glibc CVS.
3094 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
3096 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
3098 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
3101 * config/v850/v850.c: Include dataflow header file.
3102 (substitute_ep_register): Fix typo.
3104 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3106 * configure.ac: Fix earlier checkin.
3107 * configure: Regenerated.
3109 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3111 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
3112 * aclocal.m4: Regenerate.
3113 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
3114 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
3115 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
3116 * configure: Regenerate.
3117 * Makefile.in (LOOSE_WARN): Subst loose_warn.
3119 * Makefile.in (quickstrap): Build libgcc too.
3121 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3123 * configure.ac: Add --enable-checking=df. Explicitly mention that
3124 the variables are initialized as for "release".
3125 * df-core.c: Use it.
3126 * configure: Regenerate.
3127 * config.in: Regenerate.
3129 2007-06-14 Bob Wilson <bob.wilson@acm.org>
3131 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
3132 validate_replace_rtx instead of replace_rtx.
3133 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
3135 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
3137 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
3138 (DWARF2_UNWIND_INFO): Override default if configured with
3140 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
3141 (ENDFILE_SPEC): Add crtend.o.
3142 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
3143 (ENDFILE_SPEC): Add crtend.o.
3144 (TARGET_USE_JCR_SECTION): Define.
3145 (MD_UNWIND_SUPPORT): Define for 32-bit target.
3147 * config/i386/cygming-crtbegin.c: New file.
3148 * config/i386/cygming-crtend.c: New file.
3150 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
3152 * config/i386/w32-unwind.h: New file.
3154 2007-06-13 Eric Christopher <echristo@apple.com>
3156 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
3157 the user set a value below STACK_BOUNDARY.
3159 2007-06-13 Thiemo Seufer <ths@networkno.de>
3161 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
3162 imply -lpthread for -pthread.
3164 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
3166 * basic-block.h: Remove the prototype for
3167 free_basic_block_vars.
3168 * cfglayout.h: Remove the prototype for
3169 insn_locators_initialize.
3170 * tree.h: Remove the prototype for emit_line_note.
3172 * tree-ssa-pre.c (mergephitemp): Remove.
3173 (init_pre): Don't use mergephitemp.
3175 2007-06-13 Eric Christopher <echristo@apple.com>
3177 * config/i386/i386.c (override_options): If we've specified
3178 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
3180 2007-06-13 Bob Wilson <bob.wilson@acm.org>
3182 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
3185 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
3187 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
3188 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
3189 (eh_store_handler): New pattern.
3190 (eh_return): Emit it instead of a plain move.
3192 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
3194 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
3195 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
3196 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
3199 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
3201 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
3202 (find_next_insn_start, find_load): New functions.
3203 (bfin_reorg): Use them to deal with the fact that parallel insns are
3204 no longer represented as a SEQUENCE.
3206 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3208 * config/sparc/sparc.c (sparc_override_options): Initialize
3211 2007-06-13 Dave Korn <dave.korn@artimi.com>
3213 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
3216 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
3218 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
3219 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
3220 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
3221 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
3222 tree-vect-transform.c: Fix comment typos. Follow spelling
3225 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
3227 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
3228 to the exit block use set.
3229 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
3230 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
3231 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
3233 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
3235 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
3236 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
3237 to indicate an error.
3238 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
3240 (dbg_cnt_process_opt): Print an error on a bad argument.
3241 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
3242 * common.opt (-fdbg-cnt-list): New.
3243 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
3245 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
3247 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
3248 flag on ref-all pointers.
3250 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
3253 * expr.c (expand_expr_addr_expr_1): Call expand_expr
3254 for the offset with the modifier as EXPAND_INITIALIZER
3255 if the modifier is EXPAND_INITIALIZER.
3256 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
3257 a register if we had an overflow.
3259 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3261 * real.c (real_isfinite): New.
3262 (real_sqrt): Use it.
3263 * real.h (real_isfinite): New.
3264 * builtins.c: Use it.
3266 2007-06-12 Ian Lance Taylor <iant@google.com>
3267 Daniel Berlin <dberlin@dberlin.org>
3270 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
3271 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
3272 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
3273 (DECL_NO_TBAA_P): Define.
3274 (struct tree_decl_common): Add no_tbaa_flag field.
3275 * tree-ssa-structalias.c (struct variable_info): Add
3276 no_tbaa_pruning field.
3277 (new_var_info): Initialize no_tbaa_pruning field.
3278 (unify_nodes): Copy no_tbaa_pruning field.
3279 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
3280 (dump_solution_for_var): Print no_tbaa_pruning flag.
3281 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
3283 (compute_tbaa_pruning): New static function.
3284 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
3285 Call compute_tbaa_pruning.
3286 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
3287 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
3288 * gimple-low.c (lower_stmt): Likewise.
3289 * tree-gimple.c (is_gimple_stmt): Likewise.
3290 * tree-ssa-operands.c (get_expr_operands): Likewise.
3291 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3292 * tree-inline.c (estimate_num_insns_1): Likewise.
3293 (copy_result_decl_to_var): Likewise.
3294 * expr.c (expand_expr_real_1): Likewise.
3295 * tree-pretty-print.c (dump_generic_node): Likewise.
3296 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
3297 * omp-low.c (omp_copy_decl_2): Likewise.
3298 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
3299 * doc/c-tree.texi (Expression trees): Document
3300 CHANGE_DYNAMIC_TYPE_EXPR.
3302 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3304 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
3305 with !HONOR_NANS and !HONOR_INFINITIES.
3306 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
3308 2007-06-12 Tristan Gingold <gingold@adacore.com>
3310 * gcov.c: Comments updated.
3311 (source_info): Add file_time field.
3312 (source_index): New variable.
3313 (mutiple_files): New variable.
3314 (generate_results): New function extracted from process_file.
3315 (process_file): Save and restore chain of functions, generate
3316 results and free structures only if not merging results.
3317 (release_structures): File names are now freed in create_file_names
3318 (create_file_names): Free previous file names.
3319 (find_source): File date is now read here and modifications in
3320 source files is checked here.
3321 (read_graph_file): Only reverse order of functions for the current
3323 (make_gcov_file_name): Do not generate long names if input_name is
3325 (output_lines): If merging results do not display graph, data and
3327 Checking source file modification is done in find_source.
3329 * doc/gcov.texi: Append an s to sourcefile.
3331 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
3333 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
3334 (forced_nop): New pattern.
3335 * config/bfin/bfin.c: Include "df.h".
3336 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
3337 (bfin_discover_loop): Use df_get_live_in instead of
3338 global_live_at_start.
3339 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
3340 df_analyze when done.
3341 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
3342 the insns. Use QImode for the final insn in a bundle. Call
3343 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
3345 (reorder_var_tracking_notes): New function.
3346 (bfin_reorg): Pass no argument to split_all_insns. Don't call
3347 update_life_info. Call df_analyze after scheduling and bundle
3348 generation. Call reorder_var_tracking_notes if generating these
3349 notes. Call df_finish_pass at the end.
3351 2007-06-12 Dirk Mueller <dmueller@suse.de>
3353 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
3354 a comparison, not an assignment.
3356 2007-06-12 Olivier Hainque <hainque@adacore.com>
3358 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
3359 Request walking the subtrees only, leaving the current is_lhs/val_only
3361 (convert_non_local_reference): Likewise.
3363 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
3365 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
3367 2007-06-12 Richard Guenther <rguenther@suse.de>
3369 PR tree-optimization/15353
3370 PR tree-optimization/31657
3371 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
3372 * timevar.def: Add TV_TREE_IFCOMBINE.
3373 * tree-pass.h (pass_tree_ifcombine): Declare.
3374 * tree-ssa-ifcombine.c: New file.
3375 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
3376 * tree-flow.h (blocks_in_phiopt_order): Declare.
3377 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
3378 (tree-ssa-ifcombine.o): New dependencies.
3380 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
3382 PR rtl-optimization/32293
3383 * combine.c (simplify_if_then_else): Truncate return from
3384 nonzero_bits() to correct mode.
3386 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
3388 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
3389 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
3391 2007-06-11 Diego Novillo <dnovillo@google.com>
3393 * Makefile.in (reload1.o-warn): Remove.
3395 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
3397 * combine.c (subst): Use reg_overlap_mentioned_p
3398 instead of comparing register numbers directly.
3400 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3402 * reload1.c (mark_home_live_1): Use the mode parameter.
3404 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3406 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
3407 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
3411 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
3413 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
3415 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3417 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
3418 from integer registers.
3419 (FP mode splitters): Handle TFmode.
3421 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
3423 * tree-ssa-structalias.c (find_what_p_points_to): Return false
3424 for ref-all pointers that point-to anything.
3426 2007-06-11 Joseph Myers <joseph@codesourcery.com>
3428 * config/arm/arm.c (arm_output_dwarf_dtprel,
3429 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
3431 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
3433 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
3434 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
3437 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
3439 * gcc/tree.c (signed_or_unsigned_type_for): New.
3440 (unsigned_type_for): Use signed_or_unsigned_type_for.
3441 (signed_type_for): Use signed_or_unsigned_type_for.
3442 * gcc/tree.h (signed_or_unsigned_type_for): New.
3443 (get_signed_or_unsigned_type): Remove.
3444 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
3445 lang_hooks.types.signed_type
3446 (size_diffop): Likewise.
3447 (all_ones_mask_p): Likewise.
3448 (build_range_check): Likewise.
3449 (fold_cond_expr_with_comparison): Likewise.
3450 (fold_cond_expr_with_comparison): Likewise.
3451 (unextend): Likewise.
3452 (extract_muldiv_1): Likewise.
3453 (fold_single_bit_test_into_sign_test): Likewise.
3454 (fold_binary): Likewise.
3455 (fold_ternary): Likewise.
3456 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
3457 instead of get_signed_or_unsigned_type.
3458 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
3459 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
3460 * gcc/expr.c (signed_or_unsigned_type_for): Use
3461 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
3462 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
3463 (lhd_signed_or_unsigned_type): Remove.
3464 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
3465 signed_or_unsigned_type.
3466 (lhd_signed_or_unsigned_type): Remove.
3467 * gcc/expmed.c (make_tree): Use signed_type_for instead of
3468 lang_hooks.types.signed_type.
3469 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
3470 c_common_signed_type instead of lang_hooks.types.signed_type.
3471 (c_common_unsigned_type): New.
3472 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
3473 (shorten_compare): Use c_common_unsigned_type instead of
3474 c_common_signed_or_unsigned_type.
3475 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
3477 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
3478 lang_hooks.types.signed_type.
3479 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
3480 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
3481 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
3482 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
3483 instead of unsigned_type_for.
3484 * gcc/c-decl.c (groakdeclarator): Likewise.
3485 * gcc/c-typeck.c (convert_for_assignment): Likewise.
3486 * gcc/c-common.h (c_common_unsigned_type): New.
3488 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3491 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
3492 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
3494 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3497 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
3498 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
3500 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
3501 Sebastian Pop <sebpop@gmail.com>
3503 * lambda-code.c (remove_iv): New.
3504 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
3506 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
3508 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
3509 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
3510 * tree-ssa-loop-prefetch.c: Include optabs.h.
3511 (FENCE_FOLLOWING_MOVNT): New macro.
3512 (struct mem_ref): Add independent_p and storent_p fields.
3513 (record_ref): Initalize the new fields.
3514 (gather_memory_references_ref): Return true if the reference
3516 (gather_memory_references): Check whether all memory accesses
3517 in loop were recorded.
3518 (should_issue_prefetch_p): Return false for nontemporal stores.
3519 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
3520 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
3521 (determine_loop_nest_reuse): Detect independent memory references.
3522 (loop_prefetch_arrays): Call mark_nontemporal_stores.
3523 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
3524 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
3525 * config/i386/i386.h (x86_mfence): Declare.
3526 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
3527 * config/i386/i386.c (x86_mfence): New variable.
3528 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
3530 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
3531 * optabs.c (init_optabs): Initialize storent_optab.
3532 * optabs.h (enum optab_index): Add OTI_storent.
3533 (storent_optab): Declare.
3534 * genopinit.c (optabs): Add initialization for storent_optab.
3535 * tree.h (MOVE_NONTEMPORAL): New macro.
3536 * expr.c (expand_assignment, store_expr, store_constructor_field,
3537 store_constructor, store_field, expand_expr_real_1): Propagate
3538 nontemporality of the expanded store.
3539 (emit_storent_insn): New function.
3540 * expr.h (expand_assignment, store_expr): Declaration changed.
3541 * function.c (assign_parm_setup_reg): Pass false as nontemporality
3542 to expand_assignment.
3543 * stmt.c (expand_asm_expr): Ditto.
3544 * calls.c (initialize_argument_information): Pass false as
3545 nontemporality to store_expr.
3546 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
3549 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
3551 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
3553 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
3555 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
3557 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
3558 and allow DECL_P here.
3560 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
3562 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
3563 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
3564 track of the size of the expression.
3565 * cfghooks.c (merge_blocks): Remove block from loops structure only
3566 after call of the merge_blocks hook.
3568 2007-06-09 Tom Tromey <tromey@redhat.com>
3570 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
3571 (deprecated_state): Removed.
3572 (start_decl): Update.
3573 (enum deprecated_states): Moved earlier.
3574 (groktypename): Update.
3575 (push_parm_decl): Likewise.
3576 (grokfield): Likewise.
3577 (start_function): Likewise.
3579 2007-06-09 Ian Lance Taylor <iant@google.com>
3581 PR tree-optimization/32169
3582 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
3583 CONVERT_EXPR, check whether min and max both converted to an
3584 overflow infinity representation.
3586 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
3588 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
3589 not inserted on the edge.
3591 2007-06-08 Bob Wilson <bob.wilson@acm.org>
3593 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
3594 instructions if they are supported.
3595 (__divsi3, __umodsi3, __modsi3): Likewise.
3596 (__ashldi3, __ashrdi3, __lshrdi3): New.
3597 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
3599 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
3600 Tony Linthicum <tony.linthicum@amd.com>
3602 * doc/invoke.texi: Add fvect-cost-model flag.
3603 * common.opt (fvect-cost-model): New flag.
3604 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
3605 cost fields in stmt_vec_info struct for STMT.
3606 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
3607 fields in stmt_vec_info struct and access functions for the same.
3608 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
3609 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
3610 load, store and vector to scalar operation.
3611 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
3612 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
3613 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
3614 (TARG_VEC_STORE_COST): Define cost of vector store.
3615 (vect_estimate_min_profitable_iters): Define new function.
3616 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
3617 check to evaluate if loop iterations are less than minimum profitable
3618 iterations determined by cost model or minimum vect loop bound defined
3619 by user, whichever is more conservative.
3620 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
3621 run-time check to evaluate if loop iterations are less than minimum
3622 profitable iterations determined by cost model or minimum vect loop
3623 bound defined by user, whichever is more conservative.
3624 (vect_estimate_min_profitable_iterations): New function to estimate
3625 mimimimum iterartions required for vector version of loop to be
3626 profitable over scalar version.
3627 (vect_model_reduction_cost): New function.
3628 (vect_model_induction_cost): New function.
3629 (vect_model_simple_cost): New function.
3630 (vect_cost_strided_group_size): New function.
3631 (vect_model_store_cost): New function.
3632 (vect_model_load_cost): New function.
3633 (vectorizable_reduction): Call vect_model_reduction_cost during
3635 (vectorizable_induction): Call vect_model_induction_cost during
3637 (vectorizable_load): Call vect_model_load_cost during analysis phase.
3638 (vectorizable_store): Call vect_model_store_cost during analysis phase.
3639 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
3640 vectorizable_promotion, vectorizable_demotion): Call
3641 vect_model_simple_cost during analysis phase.
3643 2007-06-08 Simon Baldwin <simonb@google.com>
3645 * reg-stack.c (get_true_reg): Readability change. Moved default case
3646 label into direct switch statement scope.
3648 2007-06-08 Simon Baldwin <simonb@google.com>
3650 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
3651 in gcc_assert() with '==' comparison.
3653 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3655 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
3656 TARGET_ABM handling of x86_popcnt variable.
3658 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3660 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
3661 __builtin_copysignq and __builtin_infq built-in functions.
3663 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3665 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
3666 SSE4.2 section. Correct built-in function names in SSE4A section.
3668 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3670 PR tree-optimization/32243
3671 * tree-vect-transform.c (vectorizable_type_promotion): Move check
3672 for ncopies after ratio check between nunits_out and nunits_in.
3673 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
3675 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
3677 PR tree-optimization/32224
3678 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
3679 vectorization upon a non GIMPLE_MODIFY_STMT.
3681 2007-06-08 Christian Bruel <christian.bruel@st.com>
3684 * config/sh/sh.md (doloop_end): New pattern and splitter.
3685 * loop-iv.c (simple_rhs_p): Check for hardware registers.
3687 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
3690 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
3692 (verify_dominators): Do not change dominance tree.
3694 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
3696 * config/sh/constraints.md: New file.
3697 * config/sh/sh.c: Include tm-constrs.h.
3698 (reg_class_from_letter): Remove.
3699 (prepare_cbranch_operands): Use satisfies_constraint_*
3700 function instead of macro.
3701 (andcosts, broken_move, sh_secondary_reload): Likewise.
3702 * config/sh/predicates.md (trapping_target_operand): Likewise.
3703 (and_operand, arith_operand, arith_reg_or_0_operand,
3704 cmp_operand, logical_operand, target_operand,
3705 ua_address_operand, ua_offset, xor_operand): Likewise.
3706 * config/sh/sh.md: Include constraints.md.
3707 (*movsicc_t_false): Use satisfies_constraint_* function
3709 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
3710 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
3711 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
3712 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
3713 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
3714 (REG_CLASS_FROM_CONSTRAINT): Remove.
3715 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
3716 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
3717 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
3718 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
3719 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
3720 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
3721 function instead of macro.
3722 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3723 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
3724 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
3725 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
3726 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
3727 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
3728 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
3729 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
3730 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
3731 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
3732 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
3733 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
3734 EXTRA_CONSTRAINT_STR): Likewise.
3735 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
3737 2007-06-07 Geoffrey Keating <geoffk@apple.com>
3739 * config/i386/darwin.h (STACK_BOUNDARY): Define.
3741 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
3744 * c-common.h (flag_cpp0x): Replaced by...
3745 (cxx_dialect): ... this new variable specifying the C++ dialect that
3747 * c-common.c (flag_cpp0x): Removed.
3748 (cxx_dialect): Defined.
3749 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
3751 * c-opts.c (c_common_post_options): Likewise.
3752 (set_std_cxx98): Set cxx_dialect to cxx98.
3753 (set_std_cxx0x): Set cxx_dialect to cxx0x.
3755 2007-06-07 Geoffrey Keating <geoffk@apple.com>
3756 Hui-May Chang <hm.chang@apple.com>
3758 * doc/invoke.texi (Darwin Options): Update documentation for
3759 -mmacosx-version-min.
3760 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
3761 * config/darwin-driver.c: New file.
3762 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
3763 * config/t-darwin (darwin-driver.o): New rule.
3765 * config/darwin-c.c (version_as_macro): Ignore low digit.
3767 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
3769 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
3770 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
3771 (CSGNMODE): New mode macro.
3772 (CSGNVMODE): New mode attribute.
3773 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
3774 expander using CSGNMODE mode macro. Handle TFmode.
3775 (copysign<mode>3_const): Rename from copysignsf3_const and
3776 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
3778 (copysign<mode>3_var): Rename from copysignsf3_var and
3779 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
3781 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
3782 mode macro. Handle TFmode.
3783 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
3784 (iortf3, *iortf3): Ditto.
3785 (xortf3, *xortf3): Ditto.
3786 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
3787 TFmode and TImode masks.
3788 (ix86_expand_copysign): Expand TFmode copysign insn.
3789 (IX86_BUILTIN_INFQ): New.
3790 (IX86_BUILTIN_FABSQ): Ditto.
3791 (IX86_BUILTIN_COPYSIGNQ): Ditto.
3792 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
3793 [__builtin_fabsq]: Ditto.
3794 [__builtin_copysignq]: Ditto.
3795 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
3796 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
3797 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
3798 ix86_expand_binop_builtin().
3800 2007-06-07 Bob Wilson <bob.wilson@acm.org>
3802 * config/xtensa/lib1funcs.asm: Clean up whitespace.
3804 2007-06-07 Steve Ellcey <sje@cup.hp.com>
3807 * rtl.h (push_to_sequence2): New.
3808 * emit-rtl.c (push_to_sequence2): New.
3809 * function.c (assign_parm_data_all): Add new fields.
3810 (assign_parm_setup_block): Call push_to_sequence2 instead of
3812 (assign_parm_setup_reg): Ditto.
3813 (assign_parm_setup_stack): Ditto.
3814 (assign_parms_unsplit_complex): Ditto.
3815 (assign_parms): Change field name.
3817 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
3819 PR tree-optimization/32220
3820 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
3821 phi node is reached before defining statement.
3823 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3826 * tree-vect-transform.c (vectorizable_call): Call update_stmt
3827 after changing the right hand side of the assignment.
3829 2007-06-06 Eric Christopher <echristo@apple.com>
3831 * config.gcc (i?86-*-darwin*): Remove arch parameter.
3832 (x86_64-*-darwin*): Ditto.
3833 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
3834 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
3836 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3838 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
3840 (add_key): Likewise.
3841 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
3842 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
3844 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
3846 (add_cost_one_coalesce): Likewise.
3847 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
3848 variable names. Rename orig to orig_name for consistency.
3849 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
3851 (cprop_into_successor_phis): Avoid using C++ keywords as variable
3853 (record_equivalences_from_stmt): Likewise.
3854 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
3855 the coding conventions.
3856 (memory_ssa_name_same): Likewise.
3857 (dse_optimize_stmt): Likewise.
3858 (dse_record_phis): Likewise.
3859 (dse_finalize_block): Likewise.
3860 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
3861 keywords as variable names.
3862 (may_move_till): Cast according to the coding conventions.
3863 (force_move_till_expr): Avoid using C++ keywords as variable names.
3864 (force_move_till): Cast according to the coding conventions.
3865 (memref_hash): Likewise.
3866 (memref_eq): Likewise.
3867 (gather_mem_refs_stmt): Likewise.
3868 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
3869 using C++ keywords as variable names.
3870 (idx_find_step): Cast according to the coding conventions.
3871 (idx_record_use): Likewise.
3872 (find_depends): Likewise.
3873 (prepare_decl_rtl): Likewise.
3874 (mbc_entry_hash): Likewise.
3875 (mbc_entry_eq): Likewise.
3876 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
3877 (simplify_replace_tree): Avoid using C++ keywords as variable names.
3878 (idx_infer_loop_bounds): Cast according to the coding conventions.
3879 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
3880 * tree-ssa-math-opts.c (occ_new ): Likwise.
3881 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
3883 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
3885 (add_use_op): Likewise.
3886 (add_vop): Likewise.
3887 (add_vuse_op): Likewise.
3888 (add_vdef_op): Likewise.
3889 (get_expr_operands): Likewise.
3890 (push_stmt_changes): Use type safe memory macros.
3891 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
3892 keywords as variable names.
3893 (conditional_replacement): Likewise.
3894 (minmax_replacement): Likewise.
3895 (abs_replacement): Likewise.
3896 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
3898 (insert_fake_stores): Avoid using C++ keywords as variable names.
3899 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
3901 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
3902 (heapvar_insert): Use type safe memory macros.
3903 (new_var_info): Cast according to the coding conventions.
3904 (new_constraint): Likewise.
3905 (remove_preds_and_fake_succs): Use type safe memory macros.
3906 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
3908 (thread_single_edge): Likewise.
3909 (thread_through_loop_header): Likewise.
3911 2007-06-06 Eric Christopher <echristo@apple.com>
3913 * config/i386/i386.c (override_options): Move handling
3914 of TARGET_SUBTARGET* earlier.
3916 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
3918 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
3921 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
3923 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
3924 emited outside of basic block.
3925 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
3927 * rtl.h (delete_insn_chain): Declaration changed.
3928 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
3930 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
3931 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
3932 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
3933 to delete_insn_chain.
3934 (rtl_verify_flow_info_1): Verify that the insns in header and footer
3935 do not have bb field set.
3936 (rtl_verify_flow_info): Verify that insns between basic blocks do not
3938 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
3939 * cfgcleanup.c (try_optimize_cfg): Ditto.
3941 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3943 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
3944 (lambda_body_vector_new): Use type safe memory macros.
3945 (lambda_linear_expression_new): Likewise.
3946 (lambda_loopnest_new): Likewise.
3947 (lambda_lattice_new): Likewise.
3948 (replace_uses_equiv_to_x_with_y): Cast according to the coding
3949 conventions. Use type safe memory macros.
3950 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
3951 (lambda_body_vector_s): Likewise.
3952 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
3953 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
3955 2007-06-06 Richard Guenther <rguenther@suse.de>
3957 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
3958 if we need to schedule cfg_cleanup.
3959 (tree_ssa_forward_propagate_single_use_vars): Do so.
3961 2007-06-06 Ian Lance Taylor <iant@google.com>
3963 * fold-const.c (merge_ranges): If range_successor or
3964 range_predecessor fail, just return 0.
3966 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3968 PR tree-optimization/32216
3969 * tree-vectorizer.c (supportable_widening_operation): Determine
3970 signedness of FIX_TRUNC_EXPR from output operand.
3971 (supportable_narrowing_operation): Ditto.
3972 * tree-vect-generic.c (expand_vector_operations_1): Determine
3973 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
3976 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3978 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
3979 (struct pta): ...from here. Change flags to unsigned to avoid
3980 excessive casting (as it is used as a bit mask).
3981 (override_options): Add casts according to the coding convenventions.
3982 (x86_64_elf_unique_section): Likewise.
3983 (examine_argument): Avoid using C++ keywords as variable names.
3984 (construct_container): Likewise.
3985 (legitimize_pic_address): Likewise.
3986 (get_dllimport_decl): Cast according to the coding conventions. Use
3987 type safe memory macros.
3988 (legitimize_address): Cast according to the coding conventions.
3989 (emit_i387_cw_initialization): Corrected the type of slot to enum
3991 (ix86_init_machine_status): Use type safe memory macros.
3992 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
3993 (bdesc_pcmpistr): Likewise.
3994 (bdesc_crc32): Likewise.
3995 (bdesc_sse_3arg): Likewise.
3996 (bdesc_2arg): Likewise.
3997 (bdesc_1arg): Likewise.
3998 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
3999 (ix86_expand_sse_pcmpistr): Likewise.
4000 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
4001 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
4002 int to match the langhook definition.
4003 (ix86_builtin_conversion): Change the type of code to unsigned init to
4004 match the langhook definition.
4005 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
4007 (ix86_preferred_output_reload_class): Likewise.
4008 (ix86_cannot_change_mode_class): Likewise.
4009 (ix86_memory_move_cost): Likewise.
4010 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
4011 avoid excessive casting later on.
4012 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
4014 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
4016 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
4017 as flags setting insn.
4018 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
4020 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
4022 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
4023 (UNSPEC_ROUND): New.
4024 ("sse4_1_round<mode>2"): New insn pattern.
4025 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
4027 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
4028 expander using SSEMODEF mode macro. Expand using
4029 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
4030 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
4031 expander using SSEMODEF mode macro. Expand using
4032 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
4033 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
4034 expander using SSEMODEF mode macro. Expand using
4035 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
4036 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
4037 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
4038 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
4041 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
4042 Sebastian Pop <sebpop@gmail.com>
4044 * lambda.h (build_linear_expr): New.
4045 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
4046 Use build_linear_expr, call fold and force_gimple_operand.
4047 (lambda_loopnest_to_gcc_loopnest): Check that there is
4048 something to insert.
4049 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
4051 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
4053 PR preprocessor/23479
4054 * doc/extend.texi: Document the 0b-prefixed binary integer
4057 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4059 PR tree-optimization/32215
4060 * tree-vectorizer.c (supportable_widening_operation): Return false
4061 for unsupported FIX_TRUNC_EXPR tree code.
4062 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
4064 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
4066 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
4067 register on SPE targets. Change documentation to reflect
4069 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
4070 Change FIXED_SCRATCH to 14 and document why we're keeping r14
4071 out of the register allocation pool.
4072 (rs6000_reg_live_or_pic_offset_p): New function.
4073 (rs6000_emit_prologue): Move the actual saving of LR up to free
4074 r0 for holding r11. Split saving of SPE 64-bit registers into
4075 its own case. Ensure that offsets will always be in-range for
4076 'evstdd' by using r11 as a scratch register to point at the start
4077 of the SPE save area. Save r11 if necessary, as it is the static
4079 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
4080 into its own case. Ensure that offsets will always be in-range
4081 for 'evldd' by using r11 as a scratch register to point at the
4082 start of the SPE save area. Also adjust r11 when restoring
4083 the stack pointer to compensate for pre-loading r11.
4085 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
4087 * cfg.c (init_flow): Use type safe memory macros.
4088 (alloc_block): Likewise.
4089 (unchecked_make_edge): Likewise.
4090 (dump_flow_info): Avoid using C++ keywords as variable names.
4091 (copy_original_table_clear): Cast according to the coding conventions.
4092 (copy_original_table_set): Likewise.
4093 * cfgexpand (label_rtx_for_bb): Likewise.
4094 (expand_gimple_basic_block): Likewise.
4095 * cfghooks.c (dump_bb): Likewise.
4096 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
4098 (lv_add_condition_to_bb): Likewise.
4099 * cfglayout (relink_block_chain): Cast according to the coding
4101 (fixup_reorder_chain): Likewise.
4102 (fixup_fallthru_exit_predecessor): Likewise.
4103 * cfgloop.c (glb_enum_p): Likewise.
4104 (get_exit_description): Likewise.
4105 (dump_recorded_exit): Likewise.
4106 * cfgloop.h (enum loop_estimation): Move out of struct scope...
4107 (struct loop): ... from here.
4108 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
4110 * cfgrtl.c (rtl_create_basic_block): Likewise.
4111 (rtl_split_block): Likewise.
4112 (rtl_dump_bb): Likewise.
4113 (cfg_layout_split_block): Likewise.
4114 (init_rtl_bb_info): Use typesafe memory macros.
4116 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
4117 * graphds.h: Updated all usages of edge to graph_edge.
4118 * graphds.c: Likewise.
4119 * cfgloopanal.c: Likewise.
4121 2007-06-05 Ian Lance Taylor <iant@google.com>
4123 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
4124 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
4125 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
4127 (test_for_singularity): Likewise.
4129 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
4131 * config/i386/constraints.md ("Y2"): Replaced by ...
4133 * config/i386/i386.md: Likewise.
4134 * config/i386/mmx.md: Likewise.
4135 * config/i386/sse.md: Likewise.
4137 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
4139 * config/i386/constraints.md ("z"): Replaced by ...
4141 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
4142 (sse4_1_blendvps): Likewise.
4143 (sse4_1_pblendvb): Likewise.
4144 (sse4_2_pcmpestr): Likewise.
4145 (sse4_2_pcmpestrm): Likewise.
4146 (sse4_2_pcmpestr_cconly): Likewise.
4147 (sse4_2_pcmpistr): Likewise.
4148 (sse4_2_pcmpistrm): Likewise.
4149 (sse4_2_pcmpistr_cconly): Likewise.
4151 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
4153 * matrix-reorg.c (transform_access_sites): Fix computation.
4154 (transform_allocation_sites): Same.
4156 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4158 * config/i386/i386.c (override_options): Use
4159 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
4161 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4163 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
4164 (nonimm_not_xmm0_operand): Ditto.
4165 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
4166 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
4167 as operand[2] predicate. Require "z" class XMM register for
4168 operand[3]. Adjust asm template.
4169 ("sse4_1_blendvpd"): Ditto.
4170 ("sse4_1_pblendvb"): Ditto.
4171 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
4172 force op2 into xmm0 register for variable blend instructions.
4174 2007-06-04 Tom Tromey <tromey@redhat.com>
4176 * c-tree.h (start_enum): Update.
4177 (build_enumerator): Likewise.
4178 * c-decl.c (enum_next_value): Removed.
4179 (enum_overflow): Likewise.
4180 (start_enum): Add c_enum_contents argument. Don't use globals.
4181 (build_enumerator): Likewise.
4182 * c-tree.h (struct c_enum_contents): New struct.
4184 2007-06-04 Tom Tromey <tromey@redhat.com>
4186 * c-common.c (c_common_get_alias_set): Fix indentation.
4188 2007-06-04 Ian Lance Taylor <iant@google.com>
4190 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
4191 to overflow, reduce overflow infinity to regular infinity.
4192 (vrp_var_may_overflow): New static function.
4193 (vrp_visit_phi_node): Check vrp_var_may_overflow.
4195 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
4197 * stor-layout.c (layout_type): Remove duplicate code.
4199 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
4202 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
4203 before build_common_builtin_nodes ().
4205 2007-06-04 Steve Ellcey <sje@cup.hp.com>
4208 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
4210 2007-06-04 Jan Hubicka <jh@suse.cz>
4212 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
4213 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
4214 instead of _stat version.
4216 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
4218 PR tree-optimization/32194
4219 * tree-predcom.c (determine_offset): Check that both references have
4222 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
4224 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
4225 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
4226 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
4227 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
4228 Add argument to iterate_fix_dominators call.
4229 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
4230 * gcse.c (hoist_code): Change domby to vector.
4231 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
4232 Add argument to iterate_fix_dominators call.
4233 * loop-doloop.c (doloop_modify): Changed recount_dominator to
4234 recompute_dominator.
4235 * lambda-code.c (perfect_nestify): Ditto.
4236 * cfgloopanal.c: Include graphds.h.
4237 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
4238 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
4239 (mark_irreducible_loops): Use graphds_scc. Remove argument from
4241 * graphds.c: New file.
4242 * graphds.h: New file.
4243 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
4244 (get_dominated_by, get_dominated_by_region): Change return type to
4246 (verify_dominators): Recompute all dominators and compare the results.
4247 (recount_dominator): Renamed to ...
4248 (recompute_dominator): ... this. Do not check that the block is
4250 (iterate_fix_dominators): Reimplemented.
4251 (prune_bbs_to_update_dominators, root_of_dom_tree,
4252 determine_dominators_for_sons): New functions.
4253 * et-forest.c (et_root): New function.
4254 * et-forest.h (et_root): Declare.
4255 * Makefile.in (graphds.o): Add.
4256 (cfgloopanal.o): Add graphds.h dependency.
4257 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
4258 * basic-block.h (get_dominated_by, get_dominated_by_region,
4259 iterate_fix_dominators): Declaration changed.
4260 (recount_dominator): Renamed to ...
4261 (recompute_dominator): ... this.
4262 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
4263 (thread_through_all_blocks): Do not free dominance info.
4265 2007-06-03 Andreas Schwab <schwab@suse.de>
4267 * config/m68k/m68k.c (override_options): Don't override
4269 * config/m68k/m68k-modes.def (SF, DF): Define to use
4270 motorola_single_format and motorola_double_format, resp.
4271 * real.c (motorola_single_format): Renamed from
4272 coldfire_single_format.
4273 (motorola_double_format): Renamed from coldfire_double_format.
4274 (encode_ieee_extended): Generate a proper canonical NaN image
4275 respecting canonical_nan_lsbs_set.
4276 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
4278 * real.h: Adjust declarations.
4280 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
4283 * config/sh/sh.md (symGOT_load): Don't schedule insns when
4284 the symbol is generated with the stack protector.
4286 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
4288 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
4289 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
4291 * doc/extend.texi (interrupt): Mention m68k.
4293 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
4295 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
4296 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
4297 (ix86_expand_sse_pcmpestr): Do not check operands for
4298 "register_operand", when insn operand predicate is "register_operand".
4299 (ix86_expand_sse_pcmpistr): Ditto.
4301 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
4302 Uros Bizjak <ubizjak@gmail.com>
4304 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
4305 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
4306 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
4307 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
4308 * config/i386/constraints.md ("z"): New register constraint
4309 for members of SSE_FIRST_REG class.
4310 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
4311 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
4312 SSE_FIRST_REG class.
4313 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
4314 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
4315 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
4316 (IX86_BUILTIN_PCMPESTRM128): Likewise.
4317 (IX86_BUILTIN_PCMPESTRA128): Likewise.
4318 (IX86_BUILTIN_PCMPESTRC128): Likewise.
4319 (IX86_BUILTIN_PCMPESTRO128): Likewise.
4320 (IX86_BUILTIN_PCMPESTRS128): Likewise.
4321 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
4322 (IX86_BUILTIN_PCMPISTRI128): Likewise.
4323 (IX86_BUILTIN_PCMPISTRM128): Likewise.
4324 (IX86_BUILTIN_PCMPISTRA128): Likewise.
4325 (IX86_BUILTIN_PCMPISTRC128): Likewise.
4326 (IX86_BUILTIN_PCMPISTRO128): Likewise.
4327 (IX86_BUILTIN_PCMPISTRS128): Likewise.
4328 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
4329 (struct builtin_description): Change "flag" field to unsigned.
4330 (bdesc_pcmpestr): New builtin description table.
4331 (bdesc_pcmpistr): Likewise.
4332 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
4333 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
4334 Initialize pcmp[ei]str[im] insns for SSE4.2.
4335 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
4336 (ix86_expand_sse_pcmpistr): Likewise.
4337 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
4338 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
4339 (UNSPEC_PCMPISTR): Likewise.
4340 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
4341 (sse4_2_pcmpestri):New isns pattern.
4342 (sse4_2_pcmpestrm): Likewise.
4343 (sse4_2_pcmpestr_cconly): Likewise.
4344 (sse4_2_pcmpistr): New insn patern and splitter.
4345 (sse4_2_pcmpistri):New isns pattern.
4346 (sse4_2_pcmpistrm): Likewise.
4347 (sse4_2_pcmpistr_cconly): Likewise.
4348 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
4351 2007-06-01 David Daney <ddaney@avtrex.com>
4353 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
4354 LOADGP_ABSOLUTE and not binds_local_p.
4356 2007-06-01 Geoffrey Keating <geoffk@apple.com>
4358 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
4360 2007-06-01 Ian Lance Taylor <iant@google.com>
4362 * tree-vrp.c (compare_name_with_value): Always set
4363 used_strict_overflow if we get a result from the variable itself.
4365 2007-06-01 Ian Lance Taylor <iant@google.com>
4367 PR rtl-optimization/31455
4368 * lower-subreg.c (find_decomposable_subregs): Don't decompose
4369 subregs which have a cast between modes which are not tieable.
4371 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
4373 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
4374 breaks after return statements.
4376 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
4378 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
4379 only after no_new_pseudos.
4381 2007-05-31 Eric Christopher <echristo@apple.com>
4383 * expr.c (convert_move): Assert that we don't have a BLKmode
4385 (store_expr): Handle BLKmode moves by calling emit_block_move.
4387 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
4389 * c-typeck.c (build_indirect_ref): Include type in error message.
4390 (build_binary_op): Pass types to binary_op_error.
4391 * c-common.c (binary_op_error): Take two type arguments, print out
4393 * c-common.h (binary_op_error): Update prototype.
4395 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
4397 * config/i386/i386.c: Correct coments on -mno-sse4.
4399 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
4401 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
4402 (x86_64-*-*): Likewise.
4403 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
4404 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
4405 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
4406 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
4407 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
4408 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
4409 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
4410 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
4411 (OPTION_MASK_ISA_SSE4): Likewise.
4412 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
4413 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
4414 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
4415 (override_options): Support SSE4.2.
4416 (ix86_build_const_vector): Support SImode and DImode.
4417 (ix86_build_signbit_mask): Likewise.
4418 (ix86_expand_int_vcond): Support V2DImode.
4419 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
4420 (IX86_BUILTIN_CRC32HI): Likewise.
4421 (IX86_BUILTIN_CRC32SI): Likewise.
4422 (IX86_BUILTIN_CRC32DI): Likewise.
4423 (IX86_BUILTIN_PCMPGTQ): Likewise.
4424 (bdesc_crc32): Likewise.
4425 (bdesc_sse_3arg): Likewise.
4426 (ix86_expand_crc32): Likewise.
4427 (ix86_init_mmx_sse_builtins): Support SSE4.2.
4428 (ix86_expand_builtin): Likewise.
4429 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
4430 __SSE4_2__ for -msse4.2.
4431 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
4432 (CRC32MODE): Likewise.
4433 (crc32modesuffix): Likewise.
4434 (crc32modeconstraint): Likewise.
4435 (sse4_2_crc32<mode>): Likewise.
4436 (sse4_2_crc32di): Likewise.
4437 * config/i386/i386.opt (msse4.2): New for SSE4.2.
4439 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
4440 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
4441 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
4442 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
4443 (vcondu<mode>): Likewise.
4444 * doc/extend.texi: Document SSE4.2 built-in functions.
4445 * doc/invoke.texi: Document -msse4.2/-msse4.
4447 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
4449 PR tree-optimization/32160
4450 * tree-predcom.c (predcom_tmp_var): New function. Mark created
4451 variable as gimple reg.
4452 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
4454 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
4456 * gcc.c (main): Don't consider linker options when issuing the
4457 warning about a linker input file not being used.
4459 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4461 * tree-vrp.c (compare_names): Initialize sop.
4463 2007-05-30 Dirk Mueller <dmueller@suse.de>
4465 * cgraphunit.c (cgraph_analyze_function): Remove
4466 computation of inline parameters.
4468 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4470 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
4472 2007-05-30 Richard Sandiford <richard@codesourcery.com>
4474 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
4475 Add vx-common.h. Include vxworks.h between vx-common.h and
4477 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
4479 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
4480 (TARGET_ASM_DESTRUCTOR): Likewise.
4481 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
4482 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
4483 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
4484 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
4485 (VXWORKS_ENDIAN_SPEC): Define.
4486 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
4487 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
4488 VXWORKS_* equivalents.
4489 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
4490 (ASM_FILE_START): Delete.
4491 (TARGET_VERSION): Reformat.
4492 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
4493 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
4494 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
4495 (FPBIT, DPBIT): Define.
4496 (fp-bit.c, dp-bit.c): New rules.
4497 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
4498 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
4499 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
4500 * config/arm/arm.h: Include vxworks-dummy.h.
4501 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
4502 Mark with ATTRIBUTE_UNUSED.
4503 (arm_override_options): Do not allow VxWorks RTP PIC to be used
4504 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
4505 make it incompatible with -msingle-pic-base.
4506 (arm_function_ok_for_sibcall): Return false for calls that might
4507 go through a VxWorks PIC PLT entry.
4508 (require_pic_register): New function, split out from...
4509 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
4511 (arm_load_pic_register): Handle the VxWorks RTP initialization
4512 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
4513 (arm_emit_call_insn): New function.
4514 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
4515 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
4516 (pic_offset_arm): New pattern.
4517 (call, call_value): Use arm_emit_call_insn.
4518 (call_internal, call_value_internal): New expanders.
4519 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
4520 VxWorks unless __PIC__.
4522 2007-05-30 Eric Christopher <echristo@gmail.com>
4524 * genrecog.c: Include regs.h in generated file.
4525 * genemit.c: Ditto. Fix up formatting.
4526 * config/mn10300/constraints.md: New.
4527 * config/mn10300/mn10300.md: Include.
4528 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
4529 Fix up for removed macro.
4530 * config/mn10300/predicates.md (call_address_operand): Ditto.
4531 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
4532 (CONST_OK_FOR_I): Ditto.
4533 (CONST_OK_FOR_J): Ditto.
4534 (CONST_OK_FOR_K): Ditto.
4535 (CONST_OK_FOR_L): Ditto.
4536 (CONST_OK_FOR_M): Ditto.
4537 (CONST_OK_FOR_N): Ditto.
4538 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
4542 (EXTRA_CONSTRAINT): Ditto.
4544 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4546 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
4548 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
4549 OPTION_MASK_ISA_64BIT.
4550 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
4552 2007-05-30 Richard Guenther <rguenther@suse.de>
4555 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
4556 types for comparison.
4557 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
4558 with original typed arguments.
4559 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
4561 2007-05-30 Jakub Jelinek <jakub@redhat.com>
4563 PR tree-optimization/31769
4564 * except.c (duplicate_eh_regions): Clear prev_try if
4565 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
4567 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
4569 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
4570 * tree-ssa-sink.c (statement_sink_location): Return basic block and
4571 bsi of the location where statements should be inserted.
4572 (sink_code_in_bb): Take bsi from statement_sink_location.
4573 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
4574 instead of bsi_start.
4575 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
4577 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
4578 (bsi_move_before): Document inconsistency with bsi_move_after.
4579 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
4581 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4583 * config/i386/i386.h (TARGET_ABM): New define.
4584 (TARGET_POPCNT): Ditto.
4585 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
4586 New temporary defines to redefine from OPTION_ISA_* defines.
4587 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
4588 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
4589 (ix86_isa_flags): New extern int declaration.
4590 (TARGET_SUBTARGET_DEFAULT): New define.
4591 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
4592 (TARGET_SUBTARGET32_DEFAULT): Ditto.
4593 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
4594 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
4595 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
4596 * config/i386/darwin.h: Change TARGET_64BIT define to
4599 * config/i386/i386.opt (m3dnowa): Define as undocumented option
4600 using existing "ix86_isa_flags" varible.
4601 (m32, m64): Use existing "ix86_isa_flags" variable.
4602 (mmmx, m3dnow): Ditto.
4603 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
4604 (mabm): Define as non-negative option using "x86_abm" variable.
4605 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
4607 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
4608 Rewrite feature test bitmap.
4609 (ix86_isa_flags): New initialized global int varible.
4610 (ix86_isa_flags_explicit): New static int variable.
4611 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
4612 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
4613 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
4614 target_flags_explicit.
4615 (override_options): Remove "target_enable" and "target_disable" fields
4616 from "struct ptt". Update processor_target_table accordingly. Remove
4617 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
4618 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
4619 "target_flags" and "ix86_isa_flags_explicit" instead of
4620 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
4621 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
4622 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
4623 to true when either of PTA_POPCNT or PTA_ABM is set in
4624 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
4625 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
4626 processor_alias_table flags entry. Remove handling of
4627 "target_enable" and "target_disable" fields of processor_target_table.
4628 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
4629 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
4630 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
4631 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
4632 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
4634 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
4636 2007-05-29 David Daney <ddaney@avtrex.com>
4639 * config/mips/mips.c (mips_output_mi_thunk): Emit
4640 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
4642 2007-05-29 Hui-May Chang <hm.chang@apple.com>
4643 * config/i386/i386.c (ix86_function_regparm): Added checking of
4644 ix86_force_align_arg_pointer to determine the number of
4645 register parameters.
4647 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
4649 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
4650 (SET_DR_MISALIGNMENT): New.
4651 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
4652 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
4653 Use SET_DR_MISALIGNMENT.
4654 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
4656 * tree-data-ref.c (create_data_ref, compute_all_dependences,
4657 find_loop_nest): Export.
4658 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
4659 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
4660 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
4661 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
4663 (struct mem_ref): Add field reuse_distance.
4664 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
4665 Initialize reuse_distance field.
4666 (issue_prefetch_ref): Select temporality of prefetch according to
4668 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
4669 self_reuse_distance, determine_loop_nest_reuse): New functions.
4670 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
4671 (tree_ssa_prefetch_arrays): Dump L2 cache size.
4672 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
4675 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
4677 * tree-ssa-alias.c: Add aliasing overview.
4679 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
4680 Danny Smith <dannysmith@users.sourceforge.net>
4683 * config/i386/t-crtfm: Compile crtfastmath.o with
4684 -minline-all-stringops.
4685 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
4686 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
4688 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4690 * doc/md.texi: Document constraints on HP PA-RISC.
4692 * pa/constraints.md: New file.
4693 * pa.md: Include constraints.md.
4694 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
4695 (integer_store_memory_operand, ldil_cint_p): New functions.
4696 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
4697 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
4698 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
4699 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
4700 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
4702 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
4705 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
4706 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
4707 case POSTDECREMENT_EXPR>): Return the error_mark_node
4708 if either the real or imaginary parts would an
4711 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
4713 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
4714 name when we remove it from a call.
4716 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
4718 * targhooks.c (default_narrow_bitfield): Remove.
4719 * targhooks.h: Remove the prototype for
4720 default_narrow_bitfield.
4722 * langhooks-def.h: Remove the prototype for
4723 hook_get_alias_set_0.
4724 * langhooks.c (hook_get_alias_set_0): Remove.
4726 * global.c (EXECUTE_IF_CONFLICT): Remove.
4728 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4731 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
4732 return true when truth_value_p is true and the type
4735 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
4737 * doc/install.texi (Prerequisites): We no longer require Autoconf
4738 2.13 for the top-level.
4740 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
4742 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
4743 memory access via x86_expand_vector_move_misalign() only for
4744 TImode values on 32-bit targets.
4746 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
4748 * matrix-reorg.c: New file. Implement matrix flattening and
4749 transposing optimization.
4750 * tree-pass.h: Add matrix reorg pass.
4751 * common.opt: Add fipa-mreorg flag.
4752 * Makefile.in: Add matrix-reorg.c.
4753 * passes.c: Add matrix reorg pass.
4754 * varpool.c (add_new_static_var): New function.
4755 * cgraph.h (add_new_static_var): Declare.
4757 2007-05-27 Eric Christopher <echristo@apple.com>
4759 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
4760 sp_offset depending on stack size. Save r12 depending
4761 on registers we're saving later.
4762 (rs6000_emit_epilogue): Update sp_offset depending only
4765 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
4767 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
4768 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
4769 * ifcvt.c (if_convert): Ditto.
4770 * tree-ssa-threadupdate.c (thread_block): Ditto.
4771 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
4772 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
4773 verify_loop_closed_ssa): Check number_of_loops instead of
4775 * predict.c (tree_estimate_probability): Ditto.
4776 * tree-if-conv.c (main_tree_if_conversion): Ditto.
4777 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
4778 * modulo-sched.c (sms_schedule): Ditto.
4779 * tree-scalar-evolution.c (scev_const_prop): Ditto.
4780 (scev_finalize): Do not do anything if scev analysis was not
4782 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
4783 current_loops == NULL.
4784 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
4785 * loop-init.c (loop_optimizer_init): Do not free current_loops when
4787 (loop_optimizer_finalize): Assert that loops were analyzed.
4788 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
4789 rtl_doloop): Check number_of_loops instead of current_loops.
4790 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
4791 current_loops == NULL.
4792 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
4793 gate_tree_vectorize tree_linear_transform, check_data_deps,
4794 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
4795 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
4796 Check number_of_loops instead of current_loops.
4797 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
4798 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
4799 free loops if available.
4800 (execute_pre): Do not pass do_fre to fini_pre.
4802 2007-05-27 Tobias Burnus <burnus@net-b.de>
4805 * real.c (mpfr_from_real): Fix sign of -Inf.
4807 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
4809 * tree-vect-transform.c (vectorizable_conversion): Initialize
4810 tree_code variables to ERROR_MARK.
4811 (vectorizable_type_demotion): Likewise.
4812 (vectorizable_type_promotion): Likewise.
4814 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
4817 * config/i386/i386.md (movti): Handle push operands via
4820 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
4822 * basic-block.h: Remove the prototype for merge_seq_blocks.
4823 * cfgcleanup.c (merge_seq_blocks): Remove.
4825 * tree-flow.h: Remove the prototype for is_aliased_with.
4826 * tree-ssa-alias.c (is_aliased_with): Remove.
4828 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
4830 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
4832 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
4834 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
4835 ix86_expand_sse4_unpack if SSE4.1 is enabled.
4836 (vec_unpacks_hi_v16qi): Likewise.
4837 (vec_unpacku_lo_v16qi): Likewise.
4838 (vec_unpacks_lo_v16qi): Likewise.
4839 (vec_unpacku_hi_v8hi): Likewise.
4840 (vec_unpacks_hi_v8hi): Likewise.
4841 (vec_unpacku_lo_v8hi): Likewise.
4842 (vec_unpacks_lo_v8hi): Likewise.
4843 (vec_unpacku_hi_v4si): Likewise.
4844 (vec_unpacks_hi_v4si): Likewise.
4845 (vec_unpacku_lo_v4si): Likewise.
4846 (vec_unpacks_lo_v4si): Likewise.
4848 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
4850 * c-typeck.c, config/arm/arm.c, config/darwin.c,
4851 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
4852 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
4853 follow spelling conventions in various
4854 warning/error/diagnostic messages.
4856 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
4857 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
4858 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
4859 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
4860 tree-vrp.c: Fix comment typos. Follow spelling conventions.
4861 * doc/tm.texi: Follow spelling conventions.
4863 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4866 * tree-ssa-forwprop.c
4867 (forward_propagate_addr_into_variable_array_index): Remove
4868 the lhs argument. Use the type of def_rhs instead of lhs.
4869 (forward_propagate_addr_expr_1): Update use of
4870 forward_propagate_addr_into_variable_array_index.
4872 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
4873 Nigel Stephens <nigel@mips.com>
4875 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
4876 function attributes, "far" being an alias for "long_call".
4877 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
4878 (mips_near_type_p, mips_far_type_p): New.
4879 (mips_comp_type_attributes): New function to check that attributes
4880 attached to a function type are compatible.
4881 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
4882 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
4883 to the target function of the thunk.
4884 (mips_encode_section_info): Check for "near" and "far" function
4885 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
4887 * config/mips/predicates.md (const_call_insn_operand): Test only
4888 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
4890 * doc/extend.texi (Function Attributes): Document MIPS "near" and
4893 * testsuite/gcc.target/mips/near-far-1.c: New test case.
4894 * testsuite/gcc.target/mips/near-far-2.c: New test case.
4895 * testsuite/gcc.target/mips/near-far-3.c: New test case.
4896 * testsuite/gcc.target/mips/near-far-4.c: New test case.
4898 2007-05-25 Eric Christopher <echristo@apple.com>
4900 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
4901 to x86-darwin configurations.
4902 * config/i386/t-darwin: Add softfp support.
4903 * config/i386/t-darwin64: Ditto.
4904 * config/i386/sfp-machine.h: If mach then don't use
4905 aliasing, emit a stub to call.
4907 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
4909 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
4910 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
4911 tree-predcom.c, tree-ssa-alias-warnings.c,
4912 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
4913 comment typos. Follow spelling conventions.
4914 * doc/cpp.texi, doc/invoke.texi: Fix typos.
4916 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
4919 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
4920 constants into memory. Expand unaligned memory references for
4921 SSE modes via x86_expand_vector_move_misalign() function.
4923 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
4925 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
4926 "memory" attribute for "sseishft" type insn without operands[2].
4928 2007-05-25 Dirk Mueller <dmueller@suse.de>
4929 Marcus Meissner <meissner@suse.de>
4931 * doc/extend.texi (alloc_size): New attribute.
4932 * c-common.c (handle_alloc_size_attribute): New.
4933 * tree-object-size.c (alloc_object_size): Use alloc_size
4934 attribute, if available.
4936 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
4938 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
4940 (__builtin_ia32_vec_ext_v2di): Likewise.
4941 (__builtin_ia32_vec_ext_v4si): Likewise.
4942 (__builtin_ia32_vec_ext_v8hi): Likewise.
4943 (__builtin_ia32_vec_ext_v16qi): Likewise.
4944 (__builtin_ia32_vec_set_v8hi): Likewise.
4946 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
4948 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
4950 2007-05-25 Richard Sandiford <richard@codesourcery.com>
4952 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
4953 (arm_is_longcall_p): Rename to...
4954 (arm_is_long_call_p): ...this. Take a single tree argument and
4956 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
4957 (CUMULATIVE_ARGS): Remove call_cookie.
4958 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
4959 (ENCODED_LONG_CALL_ATTR_P): Delete.
4960 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
4961 LONG_CALL_FLAG_CHAR cases.
4962 (ARM_DECLARE_FUNCTION_SIZE): Delete.
4963 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
4964 ARM_DECLARE_FUNCTION_SIZE.
4965 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
4966 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
4967 (arm_encode_call_attribute, current_file_function_operand): Delete.
4968 (arm_function_in_section_p): New function.
4969 (arm_is_longcall_p): Rename to...
4970 (arm_is_long_call_p): ...this. Take the target function as a single
4971 argument and return a bool. Do not rely on call cookies. Check
4972 whether the target symbol is in the same section as the current
4973 function, not just the same compilation unit.
4974 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
4975 (arm_encode_section_info): Don't encode a call type.
4976 * config/arm/arm.md (call, call_value): Update calls to
4977 arm_is_long(_)call_p. Simplify logic.
4978 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
4979 Update calls to arm_is_long(_)call_p.
4981 2007-05-25 Richard Guenther <rguenther@suse.de>
4983 PR tree-optimization/31982
4984 * tree-ssa-forwprop.c
4985 (forward_propagate_addr_into_variable_array_index): Handle arrays
4986 with element size one.
4988 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
4990 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
4991 (umulsi3_highpart): Likewise.
4993 2007-05-24 Ian Lance Taylor <iant@google.com>
4995 PR rtl-optimization/32069
4996 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
4999 2007-05-24 Ollie Wild <aaw@google.com>
5001 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
5004 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
5006 * postreload-gcse.c (reg_changed_after_insn_p): New function.
5007 (oprs_unchanged_p): Use it to check all registers in a REG.
5008 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
5009 (reg_set_between_after_reload_p): Delete.
5010 (reg_used_between_after_reload_p): Likewise.
5011 (reg_set_or_used_since_bb_start): Likewise.
5012 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
5013 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
5014 Use reg_set_between_p instead of reg_set_between_after_reload_p.
5015 * rtlanal.c (reg_set_p): Check whether REG overlaps
5016 regs_invalidated_by_call, rather than just checking the
5017 membership of REGNO (REG).
5019 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
5021 * doc/passes.texi: Document predictive commoning.
5022 * doc/invoke.texi (-fpredictive-commoning): Document.
5023 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
5024 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
5025 adding indices to the generated name.
5026 (schedule_sm): Pass 0 to get_lsm_tmp_name.
5027 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
5028 * tree-pretty-print.c (op_symbol_1): Renamed to ...
5029 (op_symbol_code): ... and exported.
5030 (dump_omp_clause, op_symbol): Use op_symbol_code
5031 instead of op_symbol_1.
5032 * tree-pass.h (pass_predcom): Declare.
5033 * timevar.def (TV_PREDCOM): New timevar.
5034 * tree-ssa-loop.c (run_tree_predictive_commoning,
5035 gate_tree_predictive_commoning, pass_predcom): New.
5036 * tree-data-ref.c (find_data_references_in_loop): Find the
5037 references in dominance order.
5038 (canonicalize_base_object_address): Ensure that the result has
5040 (dr_analyze_innermost): Export.
5041 (create_data_ref): Code to fail for references with invariant
5043 (find_data_references_in_stmt): ... here.
5044 * tree-data-ref.h (dr_analyze_innermost): Declare.
5045 * tree-affine.c: Include tree-gimple.h and hashtab.h.
5046 (aff_combination_find_elt, name_expansion_hash,
5047 name_expansion_eq, tree_to_aff_combination_expand,
5048 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
5050 * tree-affine.h (aff_combination_constant_multiple_p,
5051 tree_to_aff_combination_expand): Declare.
5052 * tree-predcom.c: New file.
5053 * common.opt (fpredictive-commoning): New option.
5054 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
5055 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
5056 * Makefile.in (tree-predcom.o): Add.
5057 (tree-affine.o): Add TREE_GIMPLE_H dependency.
5058 * passes.c (init_optimization_passes): Add dceloop after
5059 copy propagation in loop optimizer. Add predictive commoning
5060 to loop optimizer passes.
5062 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5064 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
5067 2007-05-24 Jan Hubicka <jh@suse.cz>
5069 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
5071 (genheader): Include statistics.h.
5073 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
5075 * print-rtl.c (flag_dump_unnumbered): Update comments.
5076 (print_rtl): Fix my previous change.
5077 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
5080 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
5083 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
5085 (thread_through_all_blocks): Call initialize_original_copy_tables
5086 and free_original_copy_tables.
5087 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
5089 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
5090 * cfghooks.c (duplicate_block): Use get_loop_copy.
5091 * cfg.c: Include cfgloop.h.
5092 (loop_copy): New hash table.
5093 (initialize_original_copy_tables): Initialize loop_copy table.
5094 (free_original_copy_tables): Free loop_copy table.
5095 (copy_original_table_clear, copy_original_table_set,
5096 set_loop_copy, get_loop_copy): New functions.
5097 (set_bb_original, set_bb_copy): Use copy_original_table_set.
5098 * cfgloop.h (struct loop): Remove copy field.
5099 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
5100 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
5102 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5104 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
5105 -msse/-msse2/-msse3.
5107 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5109 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
5110 __builtin_ia32_vec_set_v2di with MASK_64BIT.
5112 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
5115 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
5116 * targhooks.h (default_mangle_decl_assembler_name): Declare
5118 * targhooks.c (default_mangle_decl_assembler_name): Define
5120 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
5122 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
5123 * langhooks.c (lhd_set_decl_assembler_name): Call
5124 targetm.mangle_decl_assembler_name for names with global scope.
5126 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
5128 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
5129 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
5131 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
5132 New. Factored out of i386_pe_encode_section_info.
5133 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
5134 Move check for prior decoration of stdcall
5135 symbols to i386_pe_encode_section_info.
5136 (i386_pe_encode_section_info): Adjust call to
5137 gen_stdcall_or_fastcall_suffix. Use
5138 i386_pe_maybe_mangle_decl_assembler_name, if needed.
5139 (i386_pe_mangle_decl_assembler_name): New. Wrap
5140 i386_pe_maybe_mangle_decl_assembler_name.
5142 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
5144 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
5145 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
5146 * langhooks.c (get_signed_or_unsigned_type): Don't check for
5147 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
5148 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
5151 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
5152 Nigel Stephens <nigel@mips.com>
5153 Richard Sandiford <richard@codesourcery.com>
5155 Fix up MIPS16 hard float and add support for complex.
5157 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
5158 (TARGET_SOFT_FLOAT_ABI): New.
5159 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
5160 __mips_soft_float to reflect the ABI in use, not whether the
5161 FPU is directly accessible (e.g., in MIPS16 mode).
5162 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
5163 (UNITS_PER_FPVALUE): Likewise.
5165 * config/mips/mips.c (mips_expand_call): Remove redundant
5166 TARGET_MIPS16 check.
5167 (mips_arg_regno): New.
5168 (function_arg_advance): When setting bits in cum->fp_code for
5169 MIPS16, don't subtract 1 from cum->arg_number, since it is now
5171 (function_arg): Use mips_arg_regno.
5172 (mips_return_mode_in_fpr_p): New.
5173 (mips16_call_stub_mode_suffix): New.
5174 (mips16_cfun_returns_in_fpr_p): New.
5175 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
5176 (mips_output_function_prologue): Test mips16_hard_float, not
5177 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
5178 (mips_expand_epilogue): Call MIPS16 helper routines to copy
5179 return value into a floating-point register.
5180 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
5181 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
5182 (mips16_fp_args): Handle MIPS32r2 ISA which supports
5183 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
5184 word of double arguments from or to the high bits of 64-bit
5185 floating point registers.
5186 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
5187 (mips16_fpret_double): New helper function.
5188 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
5189 support for complex modes. Fill in DECL_RESULT for stubdecl.
5190 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
5192 * config/mips/mips16.S
5193 (RET, ARG1, ARG2): New.
5194 (MERGE_GPRf, MERGE_GPRt): New.
5195 (DELAYt, DELAYf): New.
5196 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
5197 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
5198 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
5199 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
5200 (SFOP): Renamed to...
5201 (OPSF3): This, and macro-ified. Updated all uses.
5202 (SFOP2): Renamed to...
5203 (OPSF2): This, and macro-ified. Updated all uses.
5204 (SFCMP): Renamed to...
5205 (CMPSF): This, and macro-ified. Updated all uses.
5206 (SFREVCMP): Renamed to...
5207 (REVCMPSF): This, and macro-ified. Updated all uses.
5208 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
5209 (LDDBL1, LDDBL2, RETDBL): Deleted.
5210 (DFOP): Renamed to...
5211 (OPDF3): This, and macro-ified. Updated all uses.
5212 (DFOP2): Renamed to...
5213 (OPDF2): This, and macro-ified. Updated all uses.
5214 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
5215 (DFCMP): Renamed to...
5216 (CMPDF): This, and macro-ified. Updated all uses.
5217 (DFREVCMP): Renamed to...
5218 (REVCMPDF): This, and macro-ified. Updated all uses.
5219 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
5220 (RET_FUNCTION): New.
5221 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
5222 (__mips16_ret_sc, __mips16_ret_dc): New.
5223 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
5224 STUB_ARGS_6, STUB_ARGS_10): New.
5225 (CALL_STUB_NO_RET): New.
5226 (__mips16_call_stub_1): Macro-ified.
5227 (__mips16_call_stub_5): Macro-ified.
5228 (__mips16_call_stub_2): Macro-ified.
5229 (__mips16_call_stub_6): Macro-ified.
5230 (__mips16_call_stub_9): Macro-ified.
5231 (__mips16_call_stub_10): Macro-ified.
5232 (CALL_STUB_RET): New.
5233 (__mips16_call_stub_sf_0): Macro-ified.
5234 (__mips16_call_stub_sf_1): Macro-ified.
5235 (__mips16_call_stub_sf_5): Macro-ified.
5236 (__mips16_call_stub_sf_2): Macro-ified.
5237 (__mips16_call_stub_sf_6): Macro-ified.
5238 (__mips16_call_stub_sf_9): Macro-ified.
5239 (__mips16_call_stub_sf_10): Macro-ified.
5240 (__mips16_call_stub_df_0): Macro-ified.
5241 (__mips16_call_stub_df_1): Macro-ified.
5242 (__mips16_call_stub_df_5): Macro-ified.
5243 (__mips16_call_stub_df_2): Macro-ified.
5244 (__mips16_call_stub_df_6): Macro-ified.
5245 (__mips16_call_stub_df_9): Macro-ified.
5246 (__mips16_call_stub_df_10): Macro-ified.
5247 (__mips16_call_stub_sc_0): New.
5248 (__mips16_call_stub_sc_1): New.
5249 (__mips16_call_stub_sc_5): New.
5250 (__mips16_call_stub_sc_2): New.
5251 (__mips16_call_stub_sc_6): New.
5252 (__mips16_call_stub_sc_9): New.
5253 (__mips16_call_stub_sc_10): New.
5254 (__mips16_call_stub_dc_0): New.
5255 (__mips16_call_stub_dc_1): New.
5256 (__mips16_call_stub_dc_5): New.
5257 (__mips16_call_stub_dc_2): New.
5258 (__mips16_call_stub_dc_6): New.
5259 (__mips16_call_stub_dc_9): New.
5260 (__mips16_call_stub_dc_10): New.
5262 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
5263 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
5264 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
5266 2007-05-23 Ian Lance Taylor <iant@google.com>
5268 * doc/invoke.texi (Invoking GCC): Document that the order of the
5271 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
5274 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
5275 * config/score/predicate.md (const_pow2, const_npow2): Remove.
5276 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
5280 * config/score/score.c (score_print_operand): Make sure that only
5281 lower bits are used.
5283 2007-05-22 Ian Lance Taylor <iant@google.com>
5285 * tree-vrp.c (avoid_overflow_infinity): New static function,
5286 broken out of set_value_range_to_value.
5287 (set_value_range_to_value): Call avoid_overflow_infinity.
5288 (extract_range_from_assert): Likewise.
5290 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
5293 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
5294 change the type before looking for a COMPOUND_EXPR.
5296 2007-05-22 Ian Lance Taylor <iant@google.com>
5298 * lower-subreg.c (decompose_multiword_subregs): If we change an
5299 insn, call remove_retval_note on it.
5301 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
5303 * regs.h (end_hard_regno): New function.
5304 (END_HARD_REGNO, END_REGNO): New macros.
5305 (add_to_hard_reg_set): New function.
5306 (remove_from_hard_reg_set): Likewise.
5307 (in_hard_reg_set_p): Likewise.
5308 (overlaps_hard_reg_set_p): Likewise.
5309 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
5310 (note_btr_set): Use END_HARD_REGNO.
5311 * caller-save.c (setup_save_areas): Use end_hard_regno.
5312 (mark_set_regs): Use END_HARD_REGNO.
5313 (add_stored_regs): Use end_hard_regno.
5314 (mark_referenced_regs): Use add_to_hard_reg_set.
5315 * combine.c (update_table_tick): Use END_REGNO.
5316 (record_value_for_reg): Likewise.
5317 (record_dead_and_set_regs): Likewise.
5318 (get_last_value_validate): Likewise.
5319 (use_crosses_set_p): Likewise.
5320 (reg_dead_at_p_1): Likewise.
5321 (reg_dead_at_p): Likewise.
5322 (mark_used_regs_combine): Use add_to_hard_reg_set.
5323 (move_deaths): Use END_HARD_REGNO.
5324 (reg_bitfield_target_p): Use end_hard_regno.
5325 (distribute_notes): Use END_HARD_REGNO.
5326 * cse.c (mention_regs): Use END_REGNO.
5327 (insert): Use add_to_hard_reg_set.
5328 (invalidate): Use END_HARD_REGNO.
5329 (invalidate_for_call): Likewise.
5330 (exp_equiv_p): Use END_REGNO.
5331 (cse_insn): Likewise.
5332 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
5333 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
5334 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
5335 * function.c (keep_stack_depressed): Use end_hard_regno.
5336 * global.c (global_alloc): Use end_hard_regno.
5337 (global_conflicts): Use add_to_hard_reg_set instead of
5339 (find_reg): Likewise.
5340 (mark_reg_store): Likewise.
5341 (mark_reg_conflicts): Likewise.
5342 (mark_reg_death): Use remove_from_hard_reg_set.
5343 (mark_reg_live_nc): Delete.
5344 (set_preference): Use end_hard_regno.
5345 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
5346 remove_from_hard_reg_set.
5347 (post_mark_life): Use add_to_hard_reg_set.
5348 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
5349 (reg_becomes_live): Use add_to_hard_reg_set.
5350 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
5351 (peep2_find_free_register): Use add_to_hard_reg_set.
5352 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
5353 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
5354 * regrename.c (note_sets): Use add_to_hard_reg_set.
5355 (clear_dead_regs): Use remove_from_hard_reg_set.
5356 (regrename_optimize): Use add_to_hard_reg_set.
5357 (find_oldest_value_reg): Use in_hard_reg_set_p.
5358 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
5359 (hard_reg_set_here_p): Use end_hard_regno.
5360 (decompose): Likewise.
5361 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
5362 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
5363 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
5364 (mark_home_live): Use end_hard_regno.
5365 (spill_hard_reg): Likewise.
5366 (clear_reload_reg_in_use): Likewise.
5367 * reorg.c (delete_prior_computation): Use END_REGNO.
5368 * resource.c (update_live_status): Use END_HARD_REGNO.
5369 (mark_referenced_resources): Use add_to_hard_reg_set.
5370 (mark_set_resources): Likewise.
5371 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
5372 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
5373 (reg_overlap_mentioned_p): Likewise.
5374 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
5375 (covers_regno_no_parallel_p): Use END_REGNO.
5376 (find_regno_note): Likewise.
5377 (find_reg_fusage): Use END_HARD_REGNO.
5378 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
5379 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
5381 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
5383 * mode-switching.c (reg_dies): Change type of second argument to
5385 (optimize_mode_switching): Update accordingly.
5387 2007-05-22 Richard Sandiford <richard@codesourcery.com>
5389 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
5391 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
5392 (hard_reg_set_empty_p): ...these new functions.
5393 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
5394 GO_IF_HARD_REG_SUBSET.
5395 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
5396 instead of GO_IF_HARD_REG_EQUAL.
5397 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
5398 instead of GO_IF_HARD_REG_EQUAL.
5399 * global.c (find_reg): Use hard_reg_set_empty_p instead of
5400 GO_IF_HARD_REG_SUBSET.
5401 (modify_reg_pav): Use hard_reg_set_empty_p instead of
5402 GO_IF_HARD_REG_EQUAL.
5403 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
5404 of GO_IF_HARD_REG_SUBSET.
5405 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
5406 instead of GO_IF_HARD_REG_EQUAL.
5407 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
5408 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
5409 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
5410 of GO_IF_HARD_REG_SUBSET,
5411 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
5412 GO_IF_HARD_REG_SUBSET.
5413 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
5414 instead of GO_IF_HARD_REG_EQUAL.
5415 * config/sh/sh.c (push_regs, calc_live_regs): Use
5416 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
5417 (hard_regs_intersect_p): Delete.
5419 2007-05-22 Janis Johnson <janis187@us.ibm.com>
5421 * doc/sourcebuild.texi (Test Directives) Add dg-message.
5423 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
5424 Richard Henderson <rth@redhat.com>
5426 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
5428 (x86_64-*-*): Likewise.
5430 * i386/i386-modes.def (V2QI): New.
5432 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
5434 (override_options): Support SSE4.1.
5435 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
5436 (IX86_BUILTIN_BLENDPS): Likewise.
5437 (IX86_BUILTIN_BLENDVPD): Likewise.
5438 (IX86_BUILTIN_BLENDVPS): Likewise.
5439 (IX86_BUILTIN_PBLENDVB128): Likewise.
5440 (IX86_BUILTIN_PBLENDW128): Likewise.
5441 (IX86_BUILTIN_DPPD): Likewise.
5442 (IX86_BUILTIN_DPPS): Likewise.
5443 (IX86_BUILTIN_INSERTPS128): Likewise.
5444 (IX86_BUILTIN_MOVNTDQA): Likewise.
5445 (IX86_BUILTIN_MPSADBW128): Likewise.
5446 (IX86_BUILTIN_PACKUSDW128): Likewise.
5447 (IX86_BUILTIN_PCMPEQQ): Likewise.
5448 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
5449 (IX86_BUILTIN_PMAXSB128): Likewise.
5450 (IX86_BUILTIN_PMAXSD128): Likewise.
5451 (IX86_BUILTIN_PMAXUD128): Likewise.
5452 (IX86_BUILTIN_PMAXUW128): Likewise.
5453 (IX86_BUILTIN_PMINSB128): Likewise.
5454 (IX86_BUILTIN_PMINSD128): Likewise.
5455 (IX86_BUILTIN_PMINUD128): Likewise.
5456 (IX86_BUILTIN_PMINUW128): Likewise.
5457 (IX86_BUILTIN_PMOVSXBW128): Likewise.
5458 (IX86_BUILTIN_PMOVSXBD128): Likewise.
5459 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
5460 (IX86_BUILTIN_PMOVSXWD128): Likewise.
5461 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
5462 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
5463 (IX86_BUILTIN_PMOVZXBW128): Likewise.
5464 (IX86_BUILTIN_PMOVZXBD128): Likewise.
5465 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
5466 (IX86_BUILTIN_PMOVZXWD128): Likewise.
5467 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
5468 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
5469 (IX86_BUILTIN_PMULDQ128): Likewise.
5470 (IX86_BUILTIN_PMULLD128): Likewise.
5471 (IX86_BUILTIN_ROUNDPD): Likewise.
5472 (IX86_BUILTIN_ROUNDPS): Likewise.
5473 (IX86_BUILTIN_ROUNDSD): Likewise.
5474 (IX86_BUILTIN_ROUNDSS): Likewise.
5475 (IX86_BUILTIN_PTESTZ): Likewise.
5476 (IX86_BUILTIN_PTESTC): Likewise.
5477 (IX86_BUILTIN_PTESTNZC): Likewise.
5478 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
5479 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
5480 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
5481 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
5482 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
5484 (bdesc_sse_3arg): Likewise.
5485 (bdesc_2arg): Likewise.
5486 (bdesc_1arg): Likewise.
5487 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
5489 (ix86_expand_sse_4_operands_builtin): New.
5490 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
5491 smaller than 8 bits as the 2nd arg.
5492 (ix86_expand_sse_ptest): New.
5493 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
5494 (ix86_expand_vector_set): Support SSE4.1.
5495 (ix86_expand_vector_extract): Likewise.
5497 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
5498 __SSE4_1__ for -msse4.1.
5500 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
5501 (UNSPEC_INSERTPS): Likewise.
5502 (UNSPEC_DP): Likewise.
5503 (UNSPEC_MOVNTDQA): Likewise.
5504 (UNSPEC_MPSADBW): Likewise.
5505 (UNSPEC_PHMINPOSUW): Likewise.
5506 (UNSPEC_PTEST): Likewise.
5507 (UNSPEC_ROUNDP): Likewise.
5508 (UNSPEC_ROUNDS): Likewise.
5510 * config/i386/i386.opt (msse4.1): New for SSE4.1.
5512 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
5513 (const_pow2_1_to_32768_operand): Likewise.
5515 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
5518 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
5520 (sse4_1_insertps): Likewise.
5521 (*sse4_1_extractps): Likewise.
5522 (sse4_1_ptest): Likewise.
5523 (sse4_1_mulv2siv2di3): Likewise.
5524 (*sse4_1_mulv4si3): Likewise.
5525 (*sse4_1_smax<mode>3): Likewise.
5526 (*sse4_1_umax<mode>3): Likewise.
5527 (*sse4_1_smin<mode>3): Likewise.
5528 (*sse4_1_umin<mode>3): Likewise.
5529 (sse4_1_eqv2di3): Likewise.
5530 (*sse4_1_pinsrb): Likewise.
5531 (*sse4_1_pinsrd): Likewise.
5532 (*sse4_1_pinsrq): Likewise.
5533 (*sse4_1_pextrb): Likewise.
5534 (*sse4_1_pextrb_memory): Likewise.
5535 (*sse4_1_pextrw_memory): Likewise.
5536 (*sse4_1_pextrq): Likewise.
5537 (sse4_1_blendpd): Likewise.
5538 (sse4_1_blendps): Likewise.
5539 (sse4_1_blendvpd): Likewise.
5540 (sse4_1_blendvps): Likewise.
5541 (sse4_1_dppd): Likewise.
5542 (sse4_1_dpps): Likewise.
5543 (sse4_1_movntdqa): Likewise.
5544 (sse4_1_mpsadbw): Likewise.
5545 (sse4_1_packusdw): Likewise.
5546 (sse4_1_pblendvb): Likewise.
5547 (sse4_1_pblendw): Likewise.
5548 (sse4_1_phminposuw): Likewise.
5549 (sse4_1_extendv8qiv8hi2): Likewise.
5550 (*sse4_1_extendv8qiv8hi2): Likewise.
5551 (sse4_1_extendv4qiv4si2): Likewise.
5552 (*sse4_1_extendv4qiv4si2): Likewise.
5553 (sse4_1_extendv2qiv2di2): Likewise.
5554 (*sse4_1_extendv2qiv2di2): Likewise.
5555 (sse4_1_extendv4hiv4si2): Likewise.
5556 (*sse4_1_extendv4hiv4si2): Likewise.
5557 (sse4_1_extendv2hiv2di2): Likewise.
5558 (*sse4_1_extendv2hiv2di2): Likewise.
5559 (sse4_1_extendv2siv2di2): Likewise.
5560 (*sse4_1_extendv2siv2di2): Likewise.
5561 (sse4_1_zero_extendv8qiv8hi2): Likewise.
5562 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
5563 (sse4_1_zero_extendv4qiv4si2): Likewise.
5564 (*sse4_1_zero_extendv4qiv4si2): Likewise.
5565 (sse4_1_zero_extendv2qiv2di2): Likewise.
5566 (*sse4_1_zero_extendv2qiv2di2): Likewise.
5567 (sse4_1_zero_extendv4hiv4si2): Likewise.
5568 (*sse4_1_zero_extendv4hiv4si2): Likewise.
5569 (sse4_1_zero_extendv2hiv2di2): Likewise.
5570 (*sse4_1_zero_extendv2hiv2di2): Likewise.
5571 (sse4_1_zero_extendv2siv2di2): Likewise.
5572 (*sse4_1_zero_extendv2siv2di2): Likewise.
5573 (sse4_1_roundpd): Likewise.
5574 (sse4_1_roundps): Likewise.
5575 (sse4_1_roundsd): Likewise.
5576 (sse4_1_roundss): Likewise.
5577 (mulv4si3): Don't expand for SSE4.1.
5578 (smax<mode>3): Likewise.
5579 (umaxv4si3): Likewise.
5580 (uminv16qi3): Likewise.
5581 (umin<mode>3): Likewise.
5582 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
5584 * doc/extend.texi: Document SSE4.1 built-in functions.
5586 * doc/invoke.texi: Document -msse4.1.
5588 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
5590 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
5591 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
5592 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
5593 (ASM_SPEC): Add asm_pcrel_spec.
5594 (EXTRA_SPECS): Add asm_pcrel_spec.
5596 2007-05-21 David Daney <ddaney@avtrex.com>
5598 * doc/install.texi (Building a cross compiler): Add requirements
5599 for Java cross compiler.
5601 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5604 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
5605 Add loopno argument. Use evolution_function_is_invariant_rec_p
5606 instead of evolution_function_is_constant_p.
5607 Update calls to evolution_function_is_affine_multivariate_p.
5608 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
5609 Add loopno argument.
5610 * tree-scalar-evolution.c (gather_chrec_stats): Call
5611 evolution_function_is_affine_multivariate_p with a loop
5613 * tree-data-ref.c (analyze_miv_subscript): Likewise.
5614 (analyze_overlapping_iterations): Likewise.
5615 (access_functions_are_affine_or_constant_p): Likewise.
5616 (build_classic_dist_vector_1): If the access functions
5617 are equal, don't do anything.
5619 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
5620 Paolo Carlini <pcarlini@suse.de>
5621 Uros Bizjak <ubizjak@gmail.com>
5623 * c-cppbuiltin.c (c_cpp_builtins): Define
5624 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
5625 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
5626 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
5627 * doc/cpp.texi ([Standard Predefined Macros]): Document.
5629 2007-05-21 Mike Stump <mrs@apple.com>
5631 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
5633 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
5635 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
5637 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
5638 implementation if __OPTIMIZE__ is not defined.
5639 (_mm_alignr_pi8): Ditto.
5640 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
5641 (_mm_inserti_si64): Ditto.
5642 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
5643 (_mm_slli_epi16): Ditto.
5644 (_mm_slli_epi32): Ditto.
5645 (_mm_slli_epi64): Ditto.
5646 (_mm_srai_epi16): Ditto.
5647 (_mm_srai_epi32): Ditto.
5648 (_mm_srli_si128): Ditto.
5649 (_mm_slli_si128): Ditto.
5650 (_mm_srli_epi16): Ditto.
5651 (_mm_srli_epi32): Ditto.
5652 (_mm_srli_epi64): Ditto.
5653 (_mm_extract_epi16): Ditto.
5654 (_mm_insert_epi16): Ditto.
5655 (_mm_shufflehi_epi16): Ditto.
5656 (_mm_shufflelo_epi16): Ditto.
5657 (_mm_shuffle_epi32): Ditto.
5658 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
5660 (_mm_insert_pi16): Ditto.
5662 (_mm_shuffle_pi16): Ditto.
5664 (_mm_shufle_ps): Ditto.
5665 (_mm_prefetch): Ditto.
5667 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
5669 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
5670 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
5671 * real.c (encode_i370_single, decode_i370_single,
5672 encode_i370_double, decode_i370_double): Functions removed.
5673 (i370_single_format, i370_double_format): Initializations removed.
5674 (real_maxval, round_for_format, exact_real_truncate, significand_size):
5675 Consider the log2_b field to always be one.
5676 (ieee_single_format, mips_single_format, coldfire_single_format,
5677 ieee_double_format, mips_double_format, coldfire_double_format,
5678 ieee_extended_motorola_format, ieee_extended_intel_96_format,
5679 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
5680 ibm_extended_format, mips_extended_format, ieee_quad_format,
5681 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
5682 decimal_single_format, decimal_double_format, decimal_quad_format,
5683 c4x_single_format, c4x_extended_format, real_internal_format): Remove
5684 initialization of log2_b.
5685 * real.h (i370_single_format, i370_double_format): Declarations
5687 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
5688 field to always be one.
5690 2007-05-21 Andreas Schwab <schwab@suse.de>
5692 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
5693 NOTE_INSN_BASIC_BLOCK_P.
5694 (process_for_unwind_directive): Likewise.
5696 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
5698 * builtins.c (expand_builtin_setjmp_setup): Update comment.
5699 * function.h (struct function): Move va_list_gpr_size,
5700 va_list_fpr_size, function_frequency to front of bitfields. Add
5702 (current_function_calls_unwind_init): New.
5703 * except.c (expand_builtin_unwind_init): Set
5704 current_function_calls_unwind_init not
5705 current_function_has_nonlocal_label.
5706 * reload1.c (has_nonexceptional_receiver): New.
5707 (reload): Use it and current_function_calls_unwind_init to
5708 determine whether call-saved regs must be saved.
5710 2007-05-20 Jan Hubicka <jh@suse.cz>
5712 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
5713 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5714 * ddg.c (create_ddg): LIkewise.
5715 * final.c (final): Remove hunk moving line number notes around since
5716 they are no longer present at this stage.
5717 (final_scan_insn): Use NOTE_KIND instead of
5718 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5719 (output_asm_label): Likewise.
5720 * reorg.c (dbr_schedule): Likewise.
5721 * haifa-sched.c (unlink_other_notes): Likewise.
5722 * mode-switching.c (optimize_mode_switching): Likewise.
5723 * graph.c (start_bb): Likewise.
5724 * rtl.def (NOTE): Update description.
5725 * jump.c (squeeze_notes): Delete.
5726 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
5727 NOTE_INSN_BASIC_BLOCK_P when possible.
5728 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
5729 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
5730 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5731 (dwarf2out_var_location): Likewise.
5732 * cfgbuild.c (make_edges): Likewise.
5733 (find_basic_blocks_1): Likewise.
5734 * function.c (reorder_blocks_1): Likewise.
5735 (epilogue_done): Likewise.
5736 (reposition_prologue_and_epilogue_notes): Likewise.
5737 * print-rtl.c (print_rtx): Likewise; drop code for printing
5739 (print_rtl): Likewise.
5740 (print_rtl_single): Likewise.
5741 * gcse.c (insert_insn_start_bb): Likewise.
5742 * alias.c (init_alias_analysis): Likewise.
5743 * calls.c (fixup_tail_calls): Likewise.
5744 * except.c (sjlj_emit_function_enter): Likewise.
5745 * emit-rtl.c (add_insn_after): Likeiwse.
5746 (emit_label_before): Likewise.
5747 (emit_label_after): Likewise.
5748 (emit_note_before, emit_note_after, emit_note): Update
5749 parameter to be enum insn_note; do not deal with source
5751 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
5752 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
5754 (merge_blocks_move_successor_nojumps): Simplify now when
5755 we don't have BLOCK notes.
5756 (try_optimize_cfg): Likewise.
5757 * cfglayout.c (skip_insns_after_block): Likewise.
5758 (record_effective_endpoints): Likewise.
5759 (duplicate_insn_chain): Likewise.
5760 * varasm.c (output_constant_pool_1): Likewise.
5761 * sched-deps.c (sched_analyze): Likewise.
5762 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
5764 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
5765 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
5766 (SET_INSN_DELETED): Simplify.
5767 (NOTE_LINE_NUMBER): Exterminate.
5768 (NOTE_LINE_KIND): New.
5769 (NOTE_INSN_BASIC_BLOCK_P): Update.
5770 (enum insn_note): Simplify.
5771 (GET_NOTE_INSN_NAME) Simplify.
5772 (emit_note_before, emit_note_after, emit_note): Update prototype.
5773 (squeeze_notes): Remove.
5774 * sched-int.h (NOTE_NOT_BB_P): Update.
5775 * resource.c (mark_target_live_regs): Update.
5776 * sched-rgn.c (debug_dependencies): Update.
5777 * sched-vis.c (print_insn): Update.
5778 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
5779 * config/i386/i386.c (ix86_output_function_epilogue): Update.
5780 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
5781 (TARGET_ADJUST_UNROLL_MAX): Likewise.
5782 (split_branches): Update.
5783 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
5785 (sh_adjust_unroll_max): Exterminate.
5786 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
5787 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
5788 (m68hc11_reorg): Likewise.
5789 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
5790 (emit_predicate_relation_info): Update.
5791 (process_for_unwind_directive): Update.
5792 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
5793 (output_call): Update.
5794 * config/pa/pa.c (output_lbranch): Update.
5795 (output_millicode_call): Update.
5796 (output_call): Update.
5797 (pa_combine_instructions): Update.
5798 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
5799 * config/bfin/bfin.c (gen_one_bundle): Update.
5800 * cfgrtl.c (can_delete_note_p): Update.
5801 (delete_insn): Update.
5802 (rtl_merge_blocks): Update.
5803 (commit_one_edge_insertion): Update.
5804 (rtl_verify_flow_info): Update.
5805 * stmt.c (expand_case): Do not call squeeze_notes.
5807 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5814 * c.opt (Wtype-limits): New.
5815 * doc/invoke.texi (Wtype-limits): Document it.
5816 (Wextra): Enabled by -Wextra.
5817 * c-opts.c (c_common_post_options): Enabled by -Wextra.
5818 * c-common.c (shorten_compare): Warn with Wtype-limits.
5820 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
5822 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
5823 inlined function, not as a macro.
5824 (_mm_alignr_pi8): Ditto.
5825 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
5826 (_mm_inserti_si64): Ditto.
5827 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
5828 (_mm_extract_epi16): Ditto.
5829 (_mm_insert_epi16): Ditto.
5830 (_mm_shufflehi_epi16): Ditto.
5831 (_mm_shufflelo_epi16): Ditto.
5832 (_mm_shuffle_epi32): Ditto.
5833 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
5834 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
5836 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
5838 (_m_to_float): Use C89 compatible assignment.
5840 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
5843 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
5845 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5848 * doc/invoke.texi (Wreturn-type): Complete description.
5849 (Wextra): Delete item about return-type warning.
5850 * c-decl.c: Delete redundant Wextra warning.
5852 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
5855 * config/i386/pmmintrin.h: Do not include xmmintrin.h
5856 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
5857 inlined function, not as a macro.
5858 (_mm_prefetch): Ditto.
5860 (_mm_insert_pi16): Ditto.
5862 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
5863 (_m_pshufw): Ditto. Add const to __N argument.
5864 (_mm_shufle_ps): Ditto. Add const to __mask argument.
5865 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
5866 (_mm_slli_epi32): Ditto.
5867 (_mm_srli_si128): Implement as always inlined function, not as a
5868 macro. Add __inline to function declaration.
5869 (_mm_slli_si128): Ditto.
5871 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
5873 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
5874 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
5876 (struct fenv): New structure.
5877 (FP_HANDLE_EXCEPTIONS): New define.
5878 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
5879 (_FP_DECL_EXP): New define.
5880 (FP_INIT_ROUNDMODE): New define.
5881 (FP_ROUNDMODE): New define.
5883 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5885 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
5886 (Wconversion): Update description.
5887 (Wconversion-sign): New.
5888 * c.opt (Wconversion-sign): New.
5889 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
5890 means disabled for C++. Otherwise, take the status of Wconversion.
5891 * c-common.c (conversion_warning): Warn with either Wconversion or
5893 (warnings_for_convert_and_check): Conditions are already checked by
5895 (convert_and_check): Don't check warnings if the conversion failed.
5897 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
5898 Anatoly Sokolov <aesok@dol.ru>
5900 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
5901 avr_epilogue_uses) : Add declaration.
5902 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
5903 * config/avr/constraints.md (R): New constraint.
5904 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
5905 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
5906 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
5907 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
5908 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
5909 call_prologue_saves, epilogue_restores, return_from_epilogue,
5910 return_from_main_epilogue, return_from_interrupt_epilogue,
5911 return_from_naked_epilogue, prologue, epilogue): New patterns.
5912 (jump): Handle symbol reference.
5913 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
5914 avr_output_function_prologue, avr_output_function_epilogue): Remove
5916 (avr_init_machine_status, expand_prologue, expand_epilogue,
5917 avr_asm_function_end_prologue, avr_epilogue_uses,
5918 avr_asm_function_begin_epilogue): New functions.
5919 (prologue_size, epilogue_size, jump_tables_size): Remove global
5921 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
5922 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
5923 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
5924 (avr_override_options): Initialise init_machine_status.
5925 (output_movhi): Handle all stack pointer loads.
5926 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
5927 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
5928 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
5929 (EPILOGUE_USES) Redefine.
5930 (machine_function) Declare.
5932 2007-05-19 Richard Sandiford <richard@codesourcery.com>
5934 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
5935 Use a single return statement.
5937 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5940 * builtins.c (do_mpfr_lgamma_r): New.
5941 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
5942 * tree.h (CASE_FLT_FN_REENT): New.
5944 2007-05-18 Geoffrey Keating <geoffk@apple.com>
5946 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
5947 (output_die): Use 'unsigned long' with %x.
5948 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
5949 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
5950 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
5952 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
5954 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
5959 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
5960 true if function has no argument.
5962 2007-05-18 DJ Delorie <dj@redhat.com>
5964 * config/mips/mips.c (mips_offset_within_alignment_p): New.
5965 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
5967 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
5969 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
5970 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
5971 count_trailing_zeros.
5972 (__i386__): Implement count_leading_zeros using __builtin_clz().
5973 Implement count_trailing_zeros usign __builtin_ctz().
5975 2007-05-18 Richard Sandiford <richard@codesourcery.com>
5977 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
5979 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
5982 * expr.c (emit_move_change_mode): Change mode of push operands here.
5984 2007-05-17 Ian Lance Taylor <iant@google.com>
5986 PR tree-optimization/31953
5987 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
5989 (set_value_range_to_null): Call set_value_range_to_value.
5990 (extract_range_from_comparison): Likewise.
5992 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5994 * toplev.c (print_version): Output GMP/MPFR version info.
5996 * builtins.c (CASE_MATHFN_REENT): New macro.
5997 (mathfn_built_in): Use it.
5998 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
5999 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
6000 BUILT_IN_LGAMMAL_R): New.
6001 * doc/extend.texi: Document new builtins.
6004 * builtins.c (do_mpfr_remquo): New.
6005 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
6006 (fold_builtin_3): Handle BUILT_IN_REMQUO.
6009 * builtins.c (fold_builtin_1): Handle y0, y1.
6010 (fold_builtin_2): Handle yn.
6013 * builtins.c (do_mpfr_bessel_n): New.
6014 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
6015 (fold_builtin_2): Handle BUILT_IN_JN.
6017 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
6020 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
6021 TYPE_PRECISION (intmax_type_node).
6023 2007-05-17 Steve Ellcey <sje@cup.hp.com>
6026 * reload.c (subst_reloads): Remove checking.
6028 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
6030 PR rtl-optimization/31691
6031 * combine.c (simplify_set): Build a new src pattern instead of
6032 substituting its operands in the COMPARE case.
6034 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
6036 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
6037 (execute_vrp): Preserve loops through jump threading.
6038 * tree-ssa-threadupdate.c (thread_single_edge,
6039 dbds_continue_enumeration_p, determine_bb_domination_status,
6040 thread_through_loop_header): New functions.
6041 (create_edge_and_update_destination_phis,
6042 create_edge_and_update_destination_phis): Set loops for the new blocks.
6043 (prune_undesirable_thread_requests): Removed.
6044 (redirect_edges): Do not pretend that redirect_edge_and_branch can
6046 (thread_block): Do not call prune_undesirable_thread_requests.
6048 (mark_threaded_blocks): Select edges to thread here.
6049 (thread_through_all_blocks): Take may_peel_loop_headers argument.
6050 Thread edges through loop headers independently.
6051 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
6052 * tree-pass.h (TODO_mark_first_instance): New.
6053 (first_pass_instance): Declare.
6054 * cfghooks.c (duplicate_block): Put the block to the original loop
6055 if copy is not specified.
6056 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
6057 jump threading. Pass may_peel_loop_headers to
6058 thread_through_all_blocks according to first_pass_instance.
6059 * cfgloop.h (create_preheader): Declare.
6060 * tree-flow.h (thread_through_all_blocks): Declaration changed.
6061 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
6062 * passes.c (first_pass_instance): New variable.
6063 (next_pass_1): Set TODO_mark_first_instance.
6064 (execute_todo): Set first_pass_instance.
6066 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
6068 PR tree-optimization/24659
6069 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
6070 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
6071 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
6072 OTI_vec_pack_ufix_trunc.
6073 (vec_unpacks_float_hi_optab): Define new macro.
6074 (vec_unpacks_float_lo_optab): Ditto.
6075 (vec_unpacku_float_hi_optab): Ditto.
6076 (vec_unpacku_float_lo_optab): Ditto.
6077 (vec_pack_sfix_trunc_optab): Ditto.
6078 (vec_pack_ufix_trunc_optab): Ditto.
6079 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
6080 and vec_pack_[s|u]fix_trunc_optab using
6081 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
6082 * tree-vectorizer.c (supportable_widening_operation): Handle
6083 FLOAT_EXPR and CONVERT_EXPR. Update comment.
6084 (supportable_narrowing_operation): New function.
6085 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
6086 * tree-vect-transform.c (vectorizable_conversion): Handle
6087 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
6088 (vect_gen_widened_results_half): Move before vectorizable_conversion.
6089 (vectorizable_type_demotion): Call supportable_narrowing_operation()
6090 to check for target support.
6091 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
6092 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
6093 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
6094 for VEC_PACK_FIX_TRUNC_EXPR.
6095 (expand_binop): Special case mode of the result for
6096 vec_pack_[u|s]fix_trunc_optab.
6097 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
6098 vec_pack_[u|s]fix_trunc_optab.
6100 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
6101 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
6102 * tree-pretty-print.c (dump_generic_node): Handle
6103 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
6104 VEC_PACK_FIX_TRUNC_EXPR.
6106 * expr.c (expand_expr_real_1): Ditto.
6107 * tree-inline.c (estimate_num_insns_1): Ditto.
6108 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
6110 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
6111 (vec_unpacks_float_lo_v8hi): Ditto.
6112 (vec_unpacku_float_hi_v8hi): Ditto.
6113 (vec_unpacku_float_lo_v8hi): Ditto.
6114 (vec_unpacks_float_hi_v4si): Ditto.
6115 (vec_unpacks_float_lo_v4si): Ditto.
6116 (vec_pack_sfix_trunc_v2df): Ditto.
6118 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
6120 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
6121 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
6122 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
6123 [vec_pack_ufix_trunc]: Ditto.
6124 [vec_unpacks_float_hi]: Ditto.
6125 [vec_unpacks_float_lo]: Ditto.
6126 [vec_unpacku_float_hi]: Ditto.
6127 [vec_unpacku_float_lo]: Ditto.
6129 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
6131 * soft-fp/README: Update for new files.
6132 * soft-fp/floattisf.c: New file.
6133 * soft-fp/floattidf.c: New file.
6134 * soft-fp/floattitf.c: New file.
6135 * soft-fp/floatuntisf.c: New file.
6136 * soft-fp/floatuntidf.c: New file.
6137 * soft-fp/floatuntitf.c: New file.
6138 * soft-fp/fixsfti.c: New file.
6139 * soft-fp/fixdfti.c: New file.
6140 * soft-fp/fixtfti.c: New file.
6141 * soft-fp/fixunssfti.c: New file.
6142 * soft-fp/fixunsdfti.c: New file.
6143 * soft-fp/fixunstfti.c: New file.
6144 * soft-fp/extendxftf.c: New file.
6145 * soft-fp/trunctfxf.c: New file.
6147 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
6148 (__trunctfxf2): Ditto.
6150 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
6151 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
6152 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
6153 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
6154 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
6155 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
6157 * config/i386/t-fprules-softfp64: New file.
6158 * config/i386/sfp-machine.h: New file.
6159 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
6160 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
6161 and soft-fp/t-softfp to tmake_file.
6162 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
6163 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
6165 * config/i386/t-linux64 (softfp_wrap_start): New.
6166 (softfp_wrap_end): New.
6167 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
6168 supported for TARGET_64BIT.
6170 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
6172 * c-common.c (c_common_signed_or_unsigned_type): Emulate
6173 c_common_unsigned_type behavior.
6175 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
6177 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
6180 2007-05-16 Eric Christopher <echristo@apple.com>
6182 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
6183 saving after stack push. Set sp_offset whenever we push.
6184 (rs6000_emit_epilogue): Move altivec register restore before
6187 2007-05-16 Richard Sandiford <richard@codesourcery.com>
6189 * configure.ac: Allow sysroots to be relocated under $prefix as
6190 well as $exec_prefix.
6191 * configure: Regenerate.
6193 2007-05-16 Richard Sandiford <richard@codesourcery.com>
6197 2007-05-12 Richard Sandiford <richard@codesourcery.com>
6199 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6200 (gcc_tooldir): Likewise.
6201 * configure: Regenerate.
6202 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6203 old configure.ac gcc_tooldir setting.
6204 (prefix_to_exec_prefix): New variable.
6205 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6206 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6208 2007-05-14 Janis Johnson <janis187@us.ibm.com>
6210 * c-typeck.c (build_binary_op): Return early for error.
6212 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
6214 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
6215 struct nb_iter_bound.
6216 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
6217 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
6218 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
6219 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
6220 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
6221 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
6222 (del_scev_info): Use ggc_free.
6223 (scev_initialize): Allocate scalar_evolution_info in gc memory.
6224 * loop-init.c: Include ggc.h.
6225 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
6226 (loop_optimizer_finalize): Use ggc_free.
6227 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
6228 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
6229 pass_iv_optimize): Add TODO_ggc_collect.
6230 * function.h (struct function): Remove skip marker from
6232 * cfgloop.c: Include ggc.h.
6233 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
6235 (establish_preds): Vector superloops is gc allocated.
6236 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
6238 (flow_loops_find): Vector larray is gc allocated.
6239 (loop_exit_free): Use ggc_free.
6240 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
6241 that head of exits list is now not a part of struct loop.
6242 (record_loop_exits): Allocate exits table in gc memory.
6243 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
6244 that head of exits list is now not a part of struct loop.
6245 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
6246 struct loop_exit): Add GTY marker.
6247 (struct loop): Add GTY marker. Make superloops vector gc allocated.
6248 Add skip marker to aux field. Make head of exits list a separate
6250 (struct loops): Add GTY marker. Make larray vector gc allocated.
6251 Add param marker to exits table.
6252 (get_loops): Type changed.
6253 * Makefile.in (tree-scalar-evolution.o): Add
6254 gt-tree-scalar-evolution.h dependency.
6255 (cfgloop.o, loop-init.o): Add ggc.h dependency.
6256 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
6257 * basic-block.h (struct basic_block_def): Remove skip marker from
6260 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
6262 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
6263 of 0 in the call to expand_expr().
6264 (expand_builtin_mathfn_3): Ditto.
6265 (expand_builtin_interclass_mathfn): Ditto.
6266 (expand_builtin_cexpi): Ditto.
6267 (expand_builtin_int_roundingfn): Ditto.
6268 (expand_builtin_int_roundingfn_2): Ditto.
6269 (expand_builtin_pow): Ditto.
6270 (expand_builtin_powi): Ditto.
6271 (expand_builtin_bswap): Ditto.
6272 (expand_builtin_unop): Ditto.
6273 (expand_builtin_fabs): Ditto.
6274 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
6275 the call to expand_expr().
6276 (expand_builtin_sync_operation): Ditto.
6277 (expand_builtin_compare_and_swap): Ditto.
6278 (expand_builtin_lock_test_and_set): Ditto.
6279 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
6280 instead of 0 in the call to expand_expr().
6281 (expand_builtin_extract_return_addr): Ditto.
6282 (expand_builtin_eh_return): Ditto.
6283 (expand_eh_return): Ditto.
6284 * explow.c (expr_size): Ditto.
6285 * expr.c (optimize_bitfield_assignment_op): Ditto.
6286 (expand_assignement): Ditto.
6287 (store_expr): Ditto.
6288 (store_field): Ditto.
6289 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
6290 the call to expand_expr().
6291 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
6292 in the call to expand_expr().
6293 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
6294 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
6295 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
6297 * optabs.c (expand_vec_shift_expr): Ditto.
6298 (expand_vec_cond_expr): Ditto.
6299 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
6300 call to expand_expr().
6301 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
6302 in the call to expand_expr().
6304 2007-05-14 Dave Korn <dave.korn@artimi.com>
6306 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
6308 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
6310 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
6311 instead of c_common_unsigned_type.
6312 (c_common_unsigned_type): Remove.
6313 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
6314 c_common_unsigned_type.
6315 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
6316 c_common_unsigned_type.
6317 * c-common.h (c_common_unsigned_type): Remove.
6318 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
6319 c_common_unsigned_type.
6320 * c-format.c (check_format_types): Use unsigned_type_for instead of
6321 c_common_unsigned_type.
6322 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
6323 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
6324 of c_common_unsigned_type.
6325 * convert.c (convert_to_integer): Use unsigned_type_for instead of
6326 lang_hooks.types.unsigned_type.
6327 * expmed.c (make_tree): Use unsigned_type_for instead of
6328 lang_hooks.types.unsigned_type.
6329 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
6330 lang_hooks.types.unsigned_type.
6331 (build_range_check): Likewise.
6332 (fold_unary): Likewise.
6333 (fold_binary): Likewise.
6334 (fold_ternary): Likewise.
6335 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
6336 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
6337 * tree.c (get_unsigned_type): New.
6338 (unsigned_type_for): Use get_unsigned_type instead of
6339 lang_hooks.types.unsigned_type.
6341 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
6343 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
6344 to m68k_get_function_kind. Update its prototype.
6345 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
6347 (m68k_interrupt_function_p): Return enum m68k_function_type
6348 instead of bool. Rename to m68k_get_function_kind.
6349 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
6351 (m68k_compute_frame_layout): Don't mark any register for save
6352 if an interrupt_thread attribute is specified.
6353 (m68k_hard_regno_rename_ok): Update a use of
6354 m68k_interrupt_function_p.
6355 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
6356 m68k_interrupt_function_p.
6357 (m68k_function_type): New.
6358 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
6359 for a function with an interrupt_thread attribute.
6360 * doc/extend.texi: Document the interrupt_thread attribute.
6362 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
6364 Fix PR tree-optimization/31911
6365 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
6366 if they didn't change the expression.
6368 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
6370 * tree-scalar-evolution.c (resolve_mixers): Exported.
6371 * tree-scalar-evolution.h (resolve_mixers): Declare.
6372 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
6373 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
6374 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
6375 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
6376 init_array_ref, init_pointer_ref, analyze_indirect_ref,
6377 strip_conversion, analyze_offset_expr, address_analysis,
6378 object_analysis, analyze_offset): Removed.
6379 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
6380 split_constant_offset, canonicalize_base_object_address,
6381 object_address_invariant_in_loop_p, disjoint_objects_p,
6382 dr_may_alias_p, dr_address_invariant_p): New functions.
6383 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
6384 and dr_analyze_alias.
6385 (initialize_data_dependence_relation): Use dr_may_alias_p
6386 and object_address_invariant_in_loop_p.
6387 (compute_self_dependence): Handle the case when
6388 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
6389 (find_data_references_in_stmt): Restrict the analysis of data
6390 references to the given loop nest.
6391 (find_data_references_in_loop): Made static. Pass loop nest to
6392 find_data_references_in_stmt.
6393 (compute_data_dependences_for_loop): Use DR_VOPS.
6394 (free_data_ref): Free DR_VOPS.
6395 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
6396 (struct innermost_loop_behavior): ... new.
6397 (struct base_object_info): Replaced by ...
6398 (struct indices): ... new.
6399 (struct dr_alias): New.
6400 (enum data_ref_type): Removed.
6401 (struct data_reference): Consist of struct innermost_loop_behavior,
6402 struct indices and struct dr_alias.
6403 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
6404 (DR_MEMTAG): Renamed to ...
6405 (DR_SYMBOL_TAG): ... this.
6406 (find_data_references_in_loop): Declaration removed.
6407 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
6408 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
6409 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
6410 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
6412 2007-05-13 Revital Eres <eres@il.ibm.com>
6414 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
6415 which walks virtual def-use chains to find redundant stores.
6416 (dse_optimize_stmt): Call it.
6418 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
6420 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
6421 * passes.c (init_optimization_passes): Move pass_jump_bypass
6424 * basic-block.h (bb_has_eh_pred): Fix style issue.
6426 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
6428 PR rtl-optimization/31848
6429 * loop-invariant.c (move_invariant_reg): If we move an insn
6430 with a REG_EQUAL note, and that insn is not always executed,
6431 remove the REG_EQUAL note.
6433 2007-05-12 Richard Guenther <rguenther@suse.de>
6435 PR tree-optimization/31797
6436 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
6437 propagate into a stmt that has volatile ops.
6439 2007-05-12 Richard Sandiford <richard@codesourcery.com>
6441 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6442 (gcc_tooldir): Likewise.
6443 * configure: Regenerate.
6444 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6445 old configure.ac gcc_tooldir setting.
6446 (prefix_to_exec_prefix): New variable.
6447 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6448 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6450 2007-05-11 Silvius Rus <rus@google.com>
6452 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
6453 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
6454 * c-common.h (strict_aliasing_warning): Change return type.
6455 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
6456 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
6457 (build_c_cast): Condition call to strict_aliasing_warning.
6458 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
6459 * flags.h (set_Wstrict_aliasing): Declare.
6460 * opts.c (set_Wstrict_alising): Define, add call to.
6461 * tree-flow.h (strict_aliasing_warning_backend): Declare.
6462 * tree-ssa-alias-warnings.c: New file.
6463 * tree-ssa-alias.c (compute_may_aliases): Add call to
6464 strict_aliasing_warning_backend.
6466 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
6468 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
6469 Use loop_depth and loop_outer accessor functions.
6470 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
6471 determine_invariantness_stmt, move_computations_stmt): Ditto.
6472 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
6473 add_loop, loopify, unloop, fix_loop_structure): Ditto.
6474 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
6475 * tree-scalar-evolution.c (interpret_loop_phi,
6476 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
6477 instantiate_parameters_1, scev_const_prop): Ditto.
6478 * cfghooks.c (make_forwarder_block): Ditto.
6479 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
6480 * modulo-sched.c (loop_canon_p): Ditto.
6481 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
6482 slpeel_can_duplicate_loop_p): Ditto.
6483 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
6484 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
6485 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
6486 cancel_loop, verify_loop_structure): Ditto.
6487 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
6488 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
6489 superloops vector instead of "pred" array.
6490 (establish_preds): Take father loop as an argument. Initialize the
6492 (flow_loop_tree_node_add): Pass father loop to establish_preds.
6493 Do not initialize loop->outer.
6494 (flow_loop_tree_node_remove): Truncate the superloops vector.
6495 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
6496 "pred" merged to "superloops" vector.
6497 (loop_depth, loop_outer): New.
6498 (fel_init): Use loop_outer.
6500 2007-05-11 Jan Hubicka <jh@suse.cz>
6502 * cgraphunit.c: Include gt-cgraphunit.h
6503 (static_ctors, static_dtors): New static vars.
6504 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
6505 based on implementation in c-common.c
6506 (cgraph_finalize_function): Call record_cdtor_fn.
6507 (cgraph_optimize): Call cgraph_build_cdtor_fns.
6508 * decl.c (finish_function): Do not call c_record_cdtor_fn.
6509 (c_write_global_declarations): Do not call c_build_cdtor_fns.
6510 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
6511 build_cdtor, c_build_cdtor_fns): Remove.
6512 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
6513 c_build_cdtor_fns): Remove prototype.
6515 2007-05-11 Paolo Carlini <pcarlini@suse.de>
6518 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
6519 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
6520 * builtins.c (fold_builtin_memchr): New.
6521 (expand_builtin_memchr): Call the latter.
6522 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
6523 * doc/extend.texi ([Other built-in functions provided by GCC]):
6526 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
6528 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
6529 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
6530 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
6531 PFPO_OP1_TYPE_SHIFT): Constants added.
6532 (DFP_ALL): Mode macro defined.
6533 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
6534 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
6535 Insn definitions added.
6536 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
6537 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
6540 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
6542 PR tree-optimization/31885
6543 * tree-chrec.c (chrec_contains_undetermined): Do not consider
6544 NULL_TREE to be undetermined.
6545 (automatically_generated_chrec_p): Return false for NULL.
6547 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
6549 * config/bfin/bfin.h (MOVE_RATIO): Define.
6551 2007-05-10 Richard Sandiford <richard@codesourcery.com>
6553 * config.gcc (sparc-wrs-vxworks): New target.
6554 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
6555 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
6556 * config/sparc/sparc.h: Include vxworks-dummy.h.
6557 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
6558 include LABEL_REFs too.
6559 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
6560 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
6562 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
6564 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
6565 (sparc_emit_call_insn): New function.
6566 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
6567 functions when generating VxWorks PIC.
6568 * config/sparc/sparc.md (vxworks_load_got): New pattern.
6569 (call, call_value): Use sparc_emit_call_insn instead of
6572 2007-05-09 Bob Wilson <bob.wilson@acm.org>
6574 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
6576 2007-05-09 Bob Wilson <bob.wilson@acm.org>
6578 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
6579 for floating-point values if HOST_BITS_PER_LONG > 32. Use
6580 split_double instead of operand_subword.
6582 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
6584 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
6585 * config/bfin/bfin.c (bfin_local_alignment): New function.
6586 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
6588 2007-05-08 Chao-ying Fu <fu@mips.com>
6590 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
6591 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
6592 (smsub_widen_optab, umsub_widen_optab): Define.
6593 * optabs.c (init_optabs): Initialize smsub_widen_optab and
6595 * genopinit.c (optabs): Fill in smsub_widen_optab and
6597 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
6598 and umsub_widen_optab to implement multiply-subtract sequences.
6599 * config/mips/mips.md (*msac<u>_di): Rename to...
6600 (<u>msubsidi4): ...this. Extend condition to include
6601 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
6602 of operand 0 to "ka" and use the three-operand form of msub<u>
6604 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
6607 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
6609 PR rtl-optimization/28011
6610 * reload.c (push_reload): Set dont_share if IN appears in OUT
6611 also when IN is a PLUS rtx.
6612 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
6615 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
6617 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
6618 call unshare_all_decls.
6619 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
6620 (unshare_all_decls): Remove.
6622 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
6625 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
6628 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
6629 Nigel Stephens <nigel@mips.com>
6631 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
6632 Update comments and all uses.
6633 (MIN_FPRS_PER_FMT): Define.
6634 * config/mips/mips.c (function_arg): Fix to correctly handle
6635 the -mips32r2 -mfp64 -mabi=32 case.
6636 (override_options): Enable use of odd-numbered registers for
6637 SFmode values on MIPS32.
6638 (mips_save_reg_p): Save whole floating-point register pair if
6639 either half is used.
6640 (compute_frame_size): Fix comment.
6642 2007-05-08 Jie Zhang <jie.zhang@analog.com>
6644 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
6645 argument of type bool.
6646 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
6647 argument. Safely select temporary P register according to it.
6648 (do_link): Change call site of add_to_reg accordingly.
6649 (do_unlink): Add epilogue_p as a fourth argument and pass it
6651 (expand_interrupt_handler_epilogue): Change call of do_unlink
6653 (bfin_expand_prologue): Add a third argument sibcall_p.
6654 * config/bfin/bfin.md (epilogue): Change call of
6655 bfin_expand_epilogue accordingly.
6656 (sibcall_epilogue): Likewise.
6657 (eh_return_internal): Likewise.
6659 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
6660 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
6661 * config/bfin/bfin.c (bfin_handle_option): Handle
6662 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
6663 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
6664 Support bf534, bf536 and bf561.
6665 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
6667 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
6670 * config/i386/i386.c (ix86_function_regparm): Process local
6671 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
6673 2007-05-07 Mike Stump <mrs@apple.com>
6675 * doc/invoke.texi (Warning Options): Document that -Wempty-body
6676 also checks for and while statements in C++.
6678 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
6680 * gcc.c (at_file_supplied): New variable.
6681 (main): Set it if we expanded argv.
6682 (do_spec_1): Pass an @-file to the linker if we were called with
6683 an @-file argument and HAVE_GNU_LD.
6684 * collect2.c (at_file_supplied): New variable.
6685 (response_file): New variable.
6686 (collect_exit): Unlink response_file if necessary.
6687 (handler): Likewise.
6688 (do_wait): Likewise.
6689 (main): Set at_file_supplied if we expanded argv.
6690 (collect_execute): Pass an @-file to subprocesses if we were called
6691 with an @-file argument.
6692 * configure.ac: Add define for HAVE_GNU_LD.
6693 * configure: Regenerate.
6694 * config.in: Regenerate.
6696 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
6698 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
6704 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
6706 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
6707 (TARGET_ENCODE_SECTION_INFO): Re-define.
6708 (m32c_encode_section_info): New
6709 (function_vector_handler): New
6710 (current_function_special_page_vector): New
6711 (m32c_special_page_vector_p): New.
6712 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
6714 * config/m32c/jump.md: Added instruction JSRS for functions
6715 with attribute "function_vector".
6716 * doc/extend.texi (function_vector): Added description
6717 for M16C, M32C targets.
6719 2007-05-07 DJ Delorie <dj@redhat.com>
6722 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
6723 ashrpsi3, lshrpsi3): Update shift count constraint.
6725 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
6726 Nathan Froyd <froydnj@codesourcery.com>
6729 * c-incpath.c (add_path): Strip trailing path separators.
6731 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
6733 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
6734 Free dominance info before purging EH edges.
6735 (eliminate_degenerate_phis): Likewise.
6736 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
6738 2007-05-07 Jan Hubicka <jh@suse.cz>
6740 * gimplify.c (gimplify_expr): Do not crash when folding
6741 (void *)(int)&a + 4.
6743 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6746 * c-opts.c (lang_fortran): Make it non static.
6747 * c-common.h (lang_fortran): New prototype.
6748 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
6749 -lang-fortran option was passed by the driver.
6751 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
6753 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
6754 of ASSERT_CHECKING. Tweak message.
6756 2007-05-06 Revital Eres <eres@il.ibm.com>
6759 * loop-unroll.c (insert_var_expansion_initialization):
6760 Initialize the expansions with -zero instead of +zero.
6762 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
6764 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
6765 into pic and non-pic versions. Mark r19 as used for
6766 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
6767 for tgd_load, tld_load and tie_load .
6768 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
6769 version of tgd_load, tld_load and tie_load depending on the
6772 2007-05-04 Ulrich Drepper <drepper@redhat.com>
6773 Jakub Jelinek <jakub@redhat.com>
6775 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
6776 (__do_global_dtors_aux): Use more paranoid loop to run
6777 destructors if HIDDEN_DTOR_LIST_END.
6778 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
6780 2007-05-04 Jakub Jelinek <jakub@redhat.com>
6782 * varasm.c (align_variable): Don't increase alignment for
6783 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
6784 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
6786 2007-05-04 Josh Conner <jconner@apple.com>
6788 * basic-block.h (cdi_direction): Assign values to all enumeration
6790 (dom_computed): Remove.
6791 (dom_info_state): New.
6792 (set_dom_info_availability): New.
6793 * tree-ssa-loop-im.c (determine_invariantness): Initialize
6794 walk_data.dom_direction.
6795 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
6796 instead of dom_computed[].
6797 (split_edge): Likewise.
6798 (create_basic_block): Likewise.
6799 (merge_blocks): Likewise.
6800 * ifcvt.c (find_if_header): Likewise.
6801 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
6802 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
6803 * tree-ssa.c (verify_ssa): Likewise.
6804 * tree-cfg.c (tree_verify_flow_info): Likewise.
6805 (remove_edge_and_dominated_blocks): Likewise.
6806 * dominance.c (dom_computed): Make static.
6807 (calc_dfs_tree_nonrec): Change third param to a bool.
6808 (calc_dfs_tree): Change second param to a bool.
6809 (calc_idioms): Change second param to a bool. Use
6810 dom_convert_dir_to_idx.
6811 (init_dom_info): Validate dir before using.
6812 (dom_convert_dir_to_idx): New.
6813 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
6814 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
6815 (free_dominance_info): Use dom_convert_dir_to_idx.
6816 (get_immediate_dominator): Likewise.
6817 (set_immediate_dominator): Likewise.
6818 (get_dominated_by): Likewise.
6819 (redirect_immediate_dominators): Likewise.
6820 (nearest_common_denominator): Likewise.
6821 (dominated_by_p): Likewise.
6822 (bb_dom_dfs_in): Likewise.
6823 (bb_dom_dfs_out): Likewise.
6824 (recount_dominator): Likewise.
6825 (iterate_fix_dominators): Likewise.
6826 (add_to_dominance_info): Likewise.
6827 (delete_from_dominance_info): Likewise.
6828 (first_dom_son): Likewise.
6829 (next_dom_son): Likewise.
6830 (dom_info_available_p): Likewise.
6831 (dom_info_state): New.
6832 (set_dom_info_availability): New.
6834 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6836 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
6838 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
6840 2007-05-04 Bob Wilson <bob.wilson@acm.org>
6842 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
6843 (subdi3, subdi_carry): Delete.
6845 2007-05-04 Jan Hubicka <jh@suse.cz>
6846 Richard Guenther <rguenther@suse.de>
6848 * opts.c (decode_options): Do not fiddle with inlining
6849 parameters in case of optimizing for size.
6850 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
6851 for size do nothing.
6852 (cgraph_decide_inlining_of_small_function): When optimizing for
6853 size never inline functions increasing caller size.
6854 (cgraph_early_inlining): Inline for size when optimizing for size.
6856 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
6858 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
6859 logical operations piecewise.
6860 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
6861 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
6862 subdi_sesidi_di): Delete.
6863 (add_with_carry): Produce carry in CC instead of a DREG to shorten
6864 the generated sequence. Allow three-reg add in constraints. Rewrite
6865 the rtl expression for carry to avoid zero_extend of a constant.
6866 (sub_with_carry): New pattern.
6867 (adddi3, subdi3): Change into define_expand. For subtract, generate a
6868 different sequence not involving jumps.
6869 (notbi): Now a named pattern.
6871 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
6873 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
6874 Add the note about a significant loss of accuracy of some
6875 mathematical routines when these options are used.
6877 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6879 * haifa-sched.c (rtx_vec_t): New typedef.
6880 (contributes_to_priority_p): Extract piece of priority () into new
6882 (priority): Use the function. Add assertion.
6883 (rank_for_schedule, set_priorities): Add assertion to check that
6884 insn's priority is initialized.
6885 (clear_priorities, calc_priorities): Change signature. Make it update
6886 all relevant insns. Update all callers ('add_to_speculative_block ()'
6887 and 'create_block_check_twin ()').
6888 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
6889 Add new field 'priority_status'.
6890 (INSN_PRIORITY_STATUS): New macro.
6891 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
6893 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6895 * sched-ebb.c (debug_ebb_dependencies): New static function.
6896 (init_ready_list): Use it.
6898 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
6899 with changed signature and 'debug_rgn_dependencies ()'.
6900 (debug_rgn_dependencies): New static function.
6901 (init_ready_list): Use it.
6903 * sched-int.h (debug_dependencies): Declare.
6905 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6907 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
6909 2007-05-04 Dirk Mueller <dmueller@suse.de>
6911 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
6913 2007-05-03 Jan Hubicka <jh@suse.cz>
6915 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
6916 ((T1)X op (T1)Y), for pointer type in more cases than before.
6918 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
6920 * tree-object-size.c (plus_expr_object_size): When operand size is
6921 unknown, return unknown.
6923 2007-05-03 Dirk Mueller <dmueller@suse.de>
6925 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
6927 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
6930 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
6932 2007-05-03 Janis Johnson <janis187@us.ibm.com>
6934 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
6936 2007-05-03 Joseph Myers <joseph@codesourcery.com>
6938 * config/soft-fp/double.h, config/soft-fp/extended.h,
6939 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
6940 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
6941 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
6942 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
6945 2007-05-03 Ian Lance Taylor <iant@google.com>
6947 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
6948 MASK_PPC_GFXOPT for 8540 or 8548.
6950 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
6952 * tree-vect-transform.c (vect_update_inits_of_drs): Use
6953 vect_print_dump_info() to output debug information.
6955 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
6958 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
6959 operands of size 2 when operand is not MEM_P.
6961 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
6963 PR tree-optimization/30565
6964 * lambda-code.c (perfect_nestify): Fix updating of dominators.
6966 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
6968 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
6969 (umulsi3_highpart): Use them.
6970 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
6971 for final accumulator to D regisster tranfser.
6973 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
6975 PR tree-optimization/31699
6976 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
6978 (vect_enhance_data_refs_alignment): Compute peel amount using
6979 TYPE_VECTOR_SUBPARTS instead of vf.
6980 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
6982 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
6985 * system.h: Remove inclusion of double-int.h
6986 * tree.h: Include double-int.h
6987 * gengtype.c: Likewise
6988 * cfgloop.h: Likewise
6989 * Makefile.in: Adjust dependencies on double-int.h
6991 2007-05-02 Eric Christopher <echristo@apple.com>
6993 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
6994 -shared to -Zdynamiclib.
6996 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
6999 * c-common.c (strip_pointer_or_array_types): New function.
7000 * c-common.h (strip_pointer_or_array_types): New function declaration.
7002 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
7004 PR tree-optimization/31771
7005 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
7007 2007-05-02 Paul Brook <paul@codesourcery.com>
7009 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
7011 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
7014 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
7017 2007-05-02 Nick Clifton <nickc@redhat.com>
7019 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
7021 2007-05-02 Richard Guenther <rguenther@suse.de>
7023 PR tree-optimization/31146
7024 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
7025 argument, single_use_p. If we have a single use that is
7026 a conversion to the definition rhs type, propagate that rhs.
7027 (forward_propagate_addr_expr): Pass single_use_p argument
7028 to forward_propagate_addr_expr_1.
7030 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
7032 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
7035 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7037 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
7038 'AMD Family 10 core'.
7040 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7042 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
7043 and athlon64-sse3 as improved versions of k8, opteron and athlon64
7044 with SSE3 instruction set support.
7045 * doc/invoke.texi: Likewise.
7047 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7049 * config/i386/i386.c (override_options): Tuning 32-byte loop
7050 alignment for amdfam10 architecture. Increasing the max loop
7051 alignment to 24 bytes.
7053 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
7055 * config/m68k/constraints.md: New.
7056 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
7057 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
7058 EXTRA_CONSTRAINT): Remove.
7059 * config/m68k/m68k.md: Include constraints.md.
7060 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
7062 2007-05-01 Ian Lance Taylor <iant@google.com>
7064 PR tree-optimization/31739
7065 * tree-vrp.c (vrp_val_is_max): New static function.
7066 (vrp_val_is_min): New static function.
7067 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
7069 (set_value_range): Use vrp_val_is_{max,min}.
7070 (extract_range_from_assert): Likewise.
7071 (extract_range_from_binary_expr): Likewise.
7072 (extract_range_from_unary_expr): Likewise.
7073 (dump_value_range, vrp_meet): Likewise.
7074 (vrp_visit_phi_node): Likewise.
7075 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
7077 2007-05-01 Mark Mitchell <mark@codesourcery.com>
7079 * config/i386/gmon-sol2.c (size_t): New type.
7080 (intptr_t): Likewise.
7081 (s_textsize): Declare as size_t.
7083 (monstartup): Use size_t for sizes.
7084 (_mcount): Save and restore registers.
7085 (internal_mcount): Pass 0 as the first argument to monstartup
7087 (moncontrol): Convert pointer to appropriately sized integer
7088 before passing to profil.
7090 2007-05-01 Joseph Myers <joseph@codesourcery.com>
7092 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
7093 __NO_FPRS__, not just if _SOFT_DOUBLE.
7094 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
7095 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
7096 also for E500 double.
7097 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
7098 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
7101 2007-05-01 Richard Guenther <rguenther@suse.de>
7103 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
7106 2007-05-01 Joseph Myers <joseph@codesourcery.com>
7108 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
7110 2007-05-01 Jan Hubicka <jh@suse.cz>
7112 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
7115 2007-05-01 Jan Hubicka <jh@suse.cz>
7117 * tree.h (maybe_fold_offset_to_component_ref): Remove.
7118 (maybe_fold_offset_to_reference): Declare.
7119 * fold-const.c (fold_unary): Do not fold
7120 (type *)&A into &A->field_of_type_and_offset_0
7121 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
7122 size is unknown, give up.
7123 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
7125 (maybe_fold_offset_to_reference): New.
7126 (maybe_fold_stmt_indirect): Use it.
7127 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
7128 * gimplify.c (gimplify_conversion): Canonicalize conversions to
7130 (gimplify_expr): Likewise for plus_expr.
7132 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
7134 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
7135 bsi_after_labels. Always insert statements before bsi.
7136 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
7137 * predict.c (apply_return_prediction): Check for empty blocks.
7138 * cfgexpand.c (lab_rtx_for_bb): New variable.
7139 (label_rtx_for_bb): Do not create new tree labels.
7140 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
7141 (tree_expand_cfg): Initialize lab_rtx_for_bb.
7142 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
7144 (label_for_bb): Add field used.
7145 (update_eh_label, main_block_label): Mark the label used.
7146 (cleanup_dead_labels): Remove unused labels.
7148 2007-05-01 Richard Guenther <rguenther@suse.de>
7150 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
7151 if it is not about to be set.
7152 (get_value_range): Do not pre-allocate equiv bitmap.
7153 (update_value_range): No need to clear equiv field.
7154 (add_equivalence): Change prototype to get bitmap pointer.
7155 Allocate bitmap here if it is not already.
7156 (extract_range_from_assert): Do not allocate bitmap here.
7157 Update callers to add_equivalence.
7158 (extract_range_from_ssa_name): Likewise.
7159 (get_vr_for_comparison): New static helper.
7160 (compare_name_with_value): Handle NULL equiv bitmap by
7161 peeling the first iteration of the comparison loop.
7162 Use get_vr_for_comparison.
7163 (compare_names): Handle NULL equiv bitmaps by using fake
7164 ones. Use get_vr_for_comparison.
7166 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
7168 * double-int.c (mpz_set_double_int): Moved from
7169 tree-ssa-loop-niter.c.
7170 (mpz_get_double_int): Likewise; also, add option to wrap
7171 out-of-range integers.
7172 * double-int.h: New prototypes for above.
7173 * tree.c (get_static_type_bounds): Moved from
7174 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
7175 TYPE_MAX_VALUE if they exist..
7176 * tree.h: New prototype for above.
7177 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
7178 get_type_bounds calls.
7179 (mpz_set_double_int): Move to double-int.c.
7180 (get_type_bounds): Move to tree.c, rename to
7181 get_static_type_bounds.
7182 (mpz_to_double_int): Move to double-int.c, rename to
7185 2007-04-30 Bob Wilson <bob.wilson@acm.org>
7187 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
7188 DIV0 exception can fall through to a normal return.
7190 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
7194 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
7195 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
7196 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7197 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
7198 initialize align to silence bogus warning.
7199 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7200 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
7202 (struct sra_walk_fns): Remove use_all parameter from use.
7203 (sra_hash_tree): Handle BIT_FIELD_REFs.
7204 (sra_elt_hash): Don't hash bitfld blocks.
7205 (sra_elt_eq): Skip them in parent compares as well. Handle
7207 (sra_walk_expr): Don't maintain or pass down use_all_p.
7208 (scan_use): Remove use_all parameter.
7209 (scalarize_use): Likewise. Re-expand assignment to
7210 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
7211 output, and re-scalarize after output. Don't mark anything
7213 (scalarize_ldst): Adjust.
7214 (scalarize_walk_gimple_modify_statement): Likewise.
7215 (build_element_name_1): Handle BIT_FIELD_REFs.
7216 (instantiate_element): Don't warn for any element whose parent
7218 (instantiate_missing_elements_1): Return the sra_elt.
7219 (canon_type_for_field): New.
7220 (try_instantiate_multiple_fields): New.
7221 (instantiate_missing_elemnts): Use them.
7222 (mark_no_warning): Removed.
7223 (generate_one_element_ref): Handle BIT_FIELD_REFs.
7224 (REPLDUP, sra_build_elt_assignment): New.
7225 (generate_copy_inout): Use them.
7226 (generate_element_copy): Likewise. Handle bitfld differences.
7227 (generate_element_zero): Don't recurse for blocks. Use
7228 sra_build_elt_assignment.
7229 (generate_one_element_int): Take elt instead of var. Use
7230 sra_build_elt_assignment.
7231 (generate_element_init_1): Adjust.
7232 (scalarize_use, scalarize_copy): Use REPLDUP.
7233 (scalarize_ldst): Move assert before dereference.
7234 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
7236 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7239 * tree.c (reconstruct_complex_type): Reconstruct a reference
7241 Also use the same mode for the pointer as the old pointer type.
7243 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7245 * doc/trouble.texi (Interoperation): Remove note about Ultrix
7248 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
7250 PR rtl-optimization/31676
7251 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
7252 (df_refs_record): Call it.
7254 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
7256 * rtl.def (SS_ABS): New code.
7257 * config/bfin/bfin.c (print_operand): New modifier 'v'.
7258 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
7259 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
7260 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
7261 (bfin_init_builtins): Define them.
7262 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
7263 (bfin_expand_builtin): ... and handle the others here.
7264 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
7265 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
7266 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
7267 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
7268 operand is only HImode.
7270 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
7272 * regclass.c (scan_one_insn): Remove splitting of
7275 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
7276 Nigel Stephens <nigel@mips.com>
7278 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
7280 2007-04-28 Jan Hubicka <jh@suse.cz>
7282 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
7283 insn_locators_alloc instead of insn_locators_initialize;
7284 call reset_block_changes.
7285 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7286 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
7287 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
7288 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
7289 * config/score/score.c (th_output_mi_thunk): Likewise.
7290 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7291 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
7292 tolerate uninitialized locator info.
7295 * function.c (init_function_start): Don't init line number info.
7296 (expand_function_end): Update.
7297 (reset_block_changes, record_block_change, finalize_block_changes,
7298 check_block_change, free_block_changes): Kill.
7299 * function.h (reset_block_changes, record_block_change,
7300 finalize_block_changes, check_block_change, free_block_changes):
7302 (struct function): Remove ib_boundaries_block.
7303 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7304 Use curr_insn_locator to initialize locator.
7305 (emit_line_note): Remove.
7306 * cfgexpand.c (expand_gimple_cond_expr): Update.
7307 (construct_exit_block): Likewise.
7308 (tree_expand_cfg): Initialize/finalize locators.
7309 * expr.c (expand_expr_real): Update.
7310 * cfglayout.c (line_locators_locs, line_locators_lines,
7311 file_locators_locs, file_locators_files): Remove.
7312 (set_block_levels): Move to cfgexpand.c.
7313 (insn_locators_initialize): Remove.
7314 (pass_insn_locators_initialize): Remove.
7315 (locations_locators_locs, locations_locators_vals): New static vars.
7316 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7318 (insn_locators_alloc, insn_locators_finalize,
7319 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7321 (locator_location): New.
7322 (locator_line, locator_file): Rewrite.
7323 * rtl.h (emit_line_note): Kill.
7324 (insn_locators_alloc, insn_locators_finalize,
7325 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7327 * tree-inline.c (initialize_cfun): Do not initialize
7328 ib_boundaries_block.
7329 * passes.c (pass_insn_locators_initialize): Remove.
7331 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
7333 * tree-cfg.c (move_block_to_fn): Release bb from dominance
7334 info. Update last_basic_block correctly.
7336 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
7339 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
7340 register itself to hold the offset constant. Tell flow the use
7341 of r4 and r5 when they are used.
7343 2007-04-27 Richard Guenther <rguenther@suse.de>
7345 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
7346 if we simplified anything.
7347 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
7348 warnings until we did a simplification and the stmt was not
7349 marked as TREE_NO_WARNING.
7351 2007-04-27 Mike Stump <mrs@apple.com>
7353 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
7355 2007-04-27 Ian Lance Taylor <iant@google.com>
7358 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
7359 TYPE_MAX_VALUE exist, convert them to the new type.
7361 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7363 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
7364 if it claims to be available.
7365 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
7367 (perform_tree_ssa_dce): Always free postdominators.
7369 2007-04-27 Richard Henderson <rth@redhat.com>
7371 * config/alpha/predicates.md (aligned_memory_operand): Mark
7372 as define_special_predicate.
7373 (unaligned_memory_operand, normal_memory_operand): Likewise.
7374 (reg_or_unaligned_mem_operand): Remove.
7375 (any_memory_operand): Match the documentation and check for
7376 non-renumbered pseudos during reload.
7377 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
7378 alpha_secondary_reload_class, update to new interface, make static.
7379 Handle CQImode like HImode. Remove FP subreg check.
7380 (alpha_expand_mov): Use replace_equiv_address.
7381 (alpha_expand_mov_nobwx): Use any_memory_operand.
7382 (TARGET_SECONDARY_RELOAD): New.
7383 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
7384 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
7385 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
7386 * config/alpha/alpha.md: ... here.
7387 (RELOAD12, reloadmode): New.
7389 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
7390 Don't handle the aligned case here.
7391 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
7392 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
7393 reload_inhi_help. Don't expect a scratch register.
7394 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
7396 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
7398 2007-04-27 Richard Guenther <rguenther@suse.de>
7400 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
7402 2007-04-27 Richard Guenther <rguenther@suse.de>
7404 PR tree-optimization/30965
7405 PR tree-optimization/30978
7406 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
7407 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
7408 (find_equivalent_equality_comparison): Likewise.
7409 (simplify_cond): Likewise.
7410 (get_prop_source_stmt): New helper.
7411 (get_prop_dest_stmt): Likewise.
7412 (can_propagate_from): Likewise.
7413 (remove_prop_source_from_use): Likewise.
7414 (combine_cond_expr_cond): Likewise.
7415 (forward_propagate_comparison): New function.
7416 (forward_propagate_into_cond): Rewrite to use fold for
7418 (tree_ssa_forward_propagate_single_use_vars): Call
7419 forward_propagate_comparison to propagate comparisons.
7421 2007-04-27 Richard Guenther <rguenther@suse.de>
7423 PR tree-optimization/31715
7424 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
7425 sure to do computation on the offset in an appropriate
7428 2007-04-27 Richard Sandiford <richard@codesourcery.com>
7430 * reload.h (elimination_target_reg_p): Declare.
7431 * reload.c (find_reloads): Don't apply the reg_rtx move
7432 optimization if the SET_DEST satisfies elimination_target_reg_p.
7433 * reload1.c (elimination_target_reg_p): New function.
7434 (gen_reload): In the move/add2 fallback, make sure that op0
7435 does not overlap the destination register.
7437 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7439 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
7440 transform only GIMPLE_MODIFY_STMTs.
7441 * tree-complex.c (expand_complex_operations_1): Ditto.
7442 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
7443 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
7444 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
7446 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
7447 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
7448 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
7449 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
7450 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
7451 slpeel_add_loop_guard): Ditto.
7452 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
7453 * lambda-code.c (perfect_nestify): Ditto.
7454 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
7455 before the first statement.
7456 * tree-optimize.c (execute_free_datastructures): Fix comments.
7457 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
7458 * tree-flow.h (disband_implicit_edges): Declaration removed.
7459 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
7461 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
7462 COND_EXPRs without gotos.
7463 (disband_implicit_edges, has_label_p): Removed.
7464 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
7465 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
7467 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
7469 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
7470 also for COND_EXPRs.
7471 * cfgexpand.c (label_rtx_for_bb): New function.
7472 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
7473 Use label_rtx_for_bb to find the labels.
7474 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
7475 last block. Detect fallthru edges.
7477 2007-04-26 Ian Lance Taylor <iant@google.com>
7480 * reload.c (find_reloads_subreg_address): If the address was valid
7481 in the original mode but not in the new mode, reload the whole
7484 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7486 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
7487 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
7488 (cleanup_control_expr_graph): Do not invalidate dominance info.
7489 Record altered blocks.
7490 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
7491 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
7492 cleanup_tree_cfg_bb): New functions.
7493 (remove_forwarder_block): Do not maintain the worklist of blocks.
7494 Record altered blocks.
7495 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
7497 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
7498 delete_unreachable_blocks if dominators are not available.
7499 * tree-inline.c (optimize_inline_calls): Free dominance information
7501 * tree-flow.h (remove_edge_and_dominated_blocks,
7502 cfgcleanup_altered_bbs): Altered.
7503 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
7505 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
7507 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
7508 do not invalidate dominators.
7510 2007-04-26 Anatoly Sokolov <aesok@post.ru>
7512 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
7513 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
7514 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7515 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7517 2007-04-26 Steve Ellcey <sje@cup.hp.com>
7519 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
7521 2007-04-26 Richard Guenther <rguenther@suse.de>
7523 PR tree-optimization/31703
7524 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
7525 the right type for the target of the bittest.
7527 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7529 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
7530 ix86_sol10_return_in_memory.
7532 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7534 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
7537 2007-04-26 Jakub Jelinek <jakub@redhat.com>
7540 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
7542 PR tree-optimization/30558
7543 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
7544 clear this_state.prev_try.
7546 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7547 Mark Mitchell <mark@codesourcery.com>
7549 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
7550 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
7551 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
7553 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7556 * doc/invoke.texi (%:print-asm-header): Document.
7557 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
7559 (static_spec_functions): Add print-asm-header.
7560 (main): Print a banner before the --target-help linker options.
7561 (print_asm_header_spec_function): New function.
7563 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
7566 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
7567 (movsf_ie): Likewise.
7569 2007-04-25 Paolo Carlini <pcarlini@suse.de>
7571 * doc/extend.texi ([Type Traits]): Adjust per N2255.
7573 2007-04-25 Bob Wilson <bob.wilson@acm.org>
7575 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
7576 exception for divide-by-zero.
7577 (__umodsi3, __modsi3): Likewise.
7579 2007-04-25 Dirk Mueller <dmueller@suse.de>
7581 * c-typeck.c (build_compound_expr): Annotate warning()
7582 call with OPT_Wunused_value.
7583 * tree-ssa.c (warn_uninit): Annotate warning with
7585 * c-common.c (handle_sentinel_attribute): Annotate warning
7586 call with OPT_Wattributes.
7588 2007-04-25 Thiemo Seufer <ths@mips.com>
7590 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
7592 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
7593 on to the assembler. Improve handling of -mno-mips16. Add handling
7594 of -mno-mips3d, -mno-dsp, -mno-dspr2.
7595 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
7596 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
7597 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
7599 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
7602 * config/i386/winnt.c (i386_pe_file_end): Strip only
7603 USER_LABEL_PREFIX when writing export name.
7605 2007-04-25 Richard Sandiford <richard@codesourcery.com>
7607 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
7608 sh/elf.h, vx-common.h and vxworks.h.
7609 * config/sh/sh.h: Include config/vxworks-dummy.h.
7610 (SUBTARGET_OVERRIDE_OPTIONS): Define.
7611 (OVERRIDE_OPTIONS): Use it.
7612 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
7613 (vxworks_picreg): New pattern.
7614 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
7615 VXWORKS_OS_CPP_BUILTINS.
7616 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
7617 to their VXWORKS_* equivalents.
7618 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
7619 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
7620 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
7621 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
7622 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
7623 -mrtp/-fPIC multilibs.
7624 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
7625 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
7626 (MULTILIB_OSDIRNAMES): Delete.
7628 2007-04-25 Anatoly Sokolov <aesok@post.ru>
7631 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
7633 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
7635 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
7636 rounding mode to be specified by the caller.
7637 (real_to_mpfr) Likewise.
7638 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
7639 include new arguments.
7640 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
7642 2007-04-24 Ian Lance Taylor <iant@google.com>
7644 PR tree-optimization/31605
7645 * tree-vrp.c (set_value_range): Check that min and max are not
7646 both overflow infinities.
7647 (set_value_range_to_value): New static function.
7648 (extract_range_from_binary_expr): Call set_value_range_to_value.
7649 (extract_range_from_cond_expr): Likewise.
7650 (extract_range_from_expr): Likewise.
7651 (extract_range_from_unary_expr): Likewise. Don't create a range
7652 which overflows on both sides.
7653 (vrp_meet): Check for a useless range.
7654 (vrp_visit_phi_node): If we see a constant which looks like an
7655 overflow infinity, turn off the TREE_OVERFLOW flag.
7657 2007-04-24 Ian Lance Taylor <iant@google.com>
7659 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
7661 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
7664 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
7665 diagnostic message is being built.
7666 * tree-pretty-print.c (dump_generic_node): Only write the
7667 formatted text into BUFFER's stream if we are not building a
7669 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
7671 * Makefile.in (toplev.o): Depend on tree-pass.h.
7673 2007-04-24 Ian Lance Taylor <iant@google.com>
7675 PR tree-optimization/31602
7676 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
7677 conditionals in the copied loop header.
7678 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
7679 warnings if TREE_NO_WARNING is set.
7680 * doc/invoke.texi (Warning Options): Clarify that
7681 -Wstrict-overflow does not warn about loops.
7683 2007-04-24 Janis Johnson <janis187@us.ibm.com>
7685 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
7686 expand on the comment about _Decimal128 arguments and check the
7687 integer result of the modulus operation; for 64-bit ELF ABI, ensure
7688 that _Decimal128 argument uses even/odd register pair.
7689 (function_arg): Ditto.
7691 2007-04-24 Hui-May Chang <hm.chang@apple.com>
7693 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
7694 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
7696 2007-04-24 Richard Guenther <rguenther@suse.de>
7697 Olga Golovanevsky <olga@il.ibm.com>
7699 * fold-const.c (multiple_of_p): Check for bottom
7702 2007-04-24 Richard Henderson <rth@redhat.com>
7704 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
7705 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
7706 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
7707 looking for non-zero bits shifted out. Avoid a recursive call
7708 when constructing the scalar.
7709 (__floatundisf): Likewise.
7711 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
7713 * dwarf2out.c (field_byte_offset): Move the existing logic
7714 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
7715 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
7717 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
7720 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
7721 length argument of 0 for memset.
7722 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
7723 unsigned shift instead of the signed variant.
7725 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
7727 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
7728 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
7729 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
7730 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
7731 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
7732 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
7733 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
7734 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
7735 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
7736 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
7737 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
7738 "mul<mode>3", "div<mode>3"): Insn definitions added.
7739 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
7740 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
7741 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
7742 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
7743 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
7744 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
7745 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
7746 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
7747 TARGET_FLOAT_FORMAT): Macro definitions removed.
7748 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
7749 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
7750 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
7751 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
7752 (s390_gen_rtx_const_DI): Function removed.
7753 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
7755 2007-04-24 Richard Sandiford <richard@codesourcery.com>
7757 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
7758 over an external ffs function.
7760 2007-04-24 Chao-ying Fu <fu@mips.com>
7761 Richard Sandiford <richard@nildram.co.uk>
7763 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
7764 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
7765 (smadd_widen_optab, umadd_widen_optab): Define.
7766 * optabs.c (init_optabs): Initialize smadd_widen_optab and
7768 * genopinit.c (optabs): Fill in smadd_widen_optab and
7770 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
7771 and umadd_widen_optab to implement multiply-add sequences.
7772 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
7773 (<u>maddsidi4): ...this. Extend condition to include
7774 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
7775 of operand 0 to "ka" and use the three-operand form of madd<u>
7777 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
7779 * config/mips/constraints.md (ka): New register constraint.
7781 2007-04-24 Jan Hubicka <j@suse.cz>
7785 2007-04-23 Jan Hubicka <jh@suse.cz>
7786 * function.c (init_function_start): Don't init line number info.
7787 (expand_function_end): Update.
7788 (reset_block_changes, record_block_change, finalize_block_changes,
7789 check_block_change, free_block_changes): Kill.
7790 * function.h (reset_block_changes, record_block_change,
7791 finalize_block_changes, check_block_change, free_block_changes):
7793 (struct function): Remove ib_boundaries_block.
7794 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7795 Use curr_insn_locator to initialize locator.
7796 (emit_line_note): Remove.
7797 * cfgexpand.c (expand_gimple_cond_expr): Update.
7798 (construct_exit_block): Likewise.
7799 (tree_expand_cfg): Initialize/finalize locators.
7800 * expr.c (expand_expr_real): Update.
7801 * cfglayout.c (line_locators_locs, line_locators_lines,
7802 file_locators_locs, file_locators_files): Remove.
7803 (set_block_levels): Move to cfgexpand.c.
7804 (insn_locators_initialize): Remove.
7805 (pass_insn_locators_initialize): Remove.
7806 (locations_locators_locs, locations_locators_vals): New static vars.
7807 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7809 (insn_locators_alloc, insn_locators_finalize,
7810 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7812 (locator_location): New.
7813 (locator_line, locator_file): Rewrite.
7814 * rtl.h (emit_line_note): Kill.
7815 (insn_locators_alloc, insn_locators_finalize,
7816 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7818 * tree-inline.c (initialize_cfun): Do not initialize
7819 ib_boundaries_block.
7820 * passes.c (pass_insn_locators_initialize): Remove.
7822 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
7824 * doc/invoke.texi: Removed leading '-' from option index entries.
7826 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
7828 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
7830 (create_phi_node): Use set_phi_nodes.
7831 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
7832 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
7833 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
7834 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
7835 (bsi_start, bsi_last): Use bb_stmt_list.
7836 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
7837 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
7838 Traverse the statements using tsi iterator.
7839 * basic-block.h (struct basic_block_def): Fields stmt_list
7840 and phi_nodes moved to ...
7841 (struct tree_bb_info): ... new structure.
7842 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
7843 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
7844 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
7845 (tree_verify_flow_info): Verify that il.tree is not set for
7846 entry and exit block.
7847 (tree_split_block): Use set_bb_stmt_list.
7849 2007-04-23 Mike Stump <mrs@apple.com>
7851 * config/i386/i386.c (ix86_tune_features
7852 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
7855 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
7857 * config/i386/i386.md (prefix_extra): New attribute.
7858 (length): Add prefix_extra.
7860 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
7861 (sse2_movntv2di): Likewise.
7862 (sse2_cvtps2dq): Likewise.
7863 (sse2_cvtpd2pi): Likewise.
7864 (sse2_cvttpd2pi): Likewise.
7865 (*sse2_cvtpd2ps): Likewise.
7866 (*add<mode>3): Likewise.
7867 (sse2_ssadd<mode>3): Likewise.
7868 (sse2_usadd<mode>3): Likewise.
7869 (*sub<mode>3): Likewise.
7870 (sse2_sssub<mode>3): Likewise.
7871 (sse2_ussub<mode>3): Likewise.
7872 (*mulv8hi3): Likewise.
7873 (*smulv8hi3_highpart): Likewise.
7874 (*umulv8hi3_highpart): Likewise.
7875 (sse2_umulv2siv2di3): Likewise.
7876 (sse2_pmaddwd): Likewise.
7877 (ashr<mode>3): Likewise.
7878 (lshr<mode>3): Likewise.
7879 (ashl<mode>3): Likewise.
7880 (sse2_ashlti3): Likewise.
7881 (sse2_lshrti3): Likewise.
7882 (*umaxv16qi3): Likewise.
7883 (*smaxv8hi3): Likewise.
7884 (*uminv16qi3): Likewise.
7885 (*sminv8hi3): Likewise.
7886 (sse2_eq<mode>3): Likewise.
7887 (sse2_gt<mode>3): Likewise.
7888 (*and<mode>3): Likewise.
7889 (sse2_nand<mode>3): Likewise.
7890 (*ior<mode>3): Likewise.
7891 (*xor<mode>3): Likewise.
7892 (sse2_packsswb): Likewise.
7893 (sse2_packssdw): Likewise.
7894 (sse2_packuswb): Likewise.
7895 (sse2_punpckhbw): Likewise.
7896 (sse2_punpcklbw): Likewise.
7897 (sse2_punpckhwd): Likewise.
7898 (sse2_punpcklwd): Likewise.
7899 (sse2_punpckhdq): Likewise.
7900 (sse2_punpckldq): Likewise.
7901 (sse2_punpckhqdq): Likewise.
7902 (sse2_punpcklqdq): Likewise.
7903 (*sse2_pinsrw): Likewise.
7904 (*sse2_pextrw): Likewise.
7905 (sse2_pshufd_1): Likewise.
7906 (sse2_uavgv16qi3): Likewise.
7907 (sse2_uavgv8hi3): Likewise.
7908 (sse2_psadbw): Likewise.
7909 (sse2_pmovmskb): Likewise.
7910 (*sse2_maskmovdqu): Likewise.
7911 (*sse2_maskmovdqu_rex64): Likewise.
7912 (sse4a_extrqi): Likewise.
7913 (sse4a_extrq): Likewise.
7914 (sse3_lddqu): Set prefix_rep.
7915 (sse3_addsubv4sf3): Likewise.
7916 (sse3_haddv4sf3): Likewise.
7917 (sse3_hsubv4sf3): Likewise.
7918 (sse_cvtss2si): Likewise.
7919 (sse_cvtss2si_2): Likewise.
7920 (sse_cvtss2siq): Likewise.
7921 (sse_cvtss2siq_2): Likewise.
7922 (sse_cvttss2si): Likewise.
7923 (sse_cvttss2siq): Likewise.
7924 (sse2_cvttps2dq): Likewise.
7925 (sse3_movshdup): Likewise.
7926 (sse3_movsldup): Likewise.
7927 (sse2_cvtsd2si): Likewise.
7928 (sse2_cvtsd2si_2): Likewise.
7929 (sse2_cvtsd2siq): Likewise.
7930 (sse2_cvtsd2siq_2): Likewise.
7931 (sse2_cvttsd2si): Likewise.
7932 (sse2_cvttsd2siq): Likewise.
7933 (*sse2_cvtpd2dq): Likewise.
7934 (*sse2_cvttpd2dq): Likewise.
7935 (sse2_pshuflw_1): Likewise.
7936 (sse2_pshufhw_1): Likewise.
7937 (sse4a_insertqi): Likewise.
7938 (sse4a_insertq): Likewise.
7939 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
7940 (ssse3_phadddv4si3): Likewise.
7941 (ssse3_phaddswv8hi3): Likewise.
7942 (ssse3_phsubwv8hi3): Likewise.
7943 (ssse3_phsubdv4si3): Likewise.
7944 (ssse3_phsubswv8hi3): Likewise.
7945 (ssse3_pmaddubswv8hi3): Likewise.
7946 (ssse3_pmulhrswv8hi3): Likewise.
7947 (ssse3_pshufbv16qi3): Likewise.
7948 (ssse3_psign<mode>3): Likewise.
7949 (ssse3_palignrti): Likewise.
7950 (abs<mode>2): Likewise.
7951 (ssse3_phaddwv4hi3): Set prefix_extra.
7952 (ssse3_phadddv2si3): Likewise.
7953 (ssse3_phaddswv4hi3): Likewise.
7954 (ssse3_phsubwv4hi3): Likewise.
7955 (ssse3_phsubdv2si3): Likewise.
7956 (ssse3_phsubswv4hi3): Likewise.
7957 (ssse3_pmaddubswv4hi3): Likewise.
7958 (ssse3_pmulhrswv4hi3): Likewise.
7959 (ssse3_pshufbv8qi3): Likewise.
7960 (ssse3_psign<mode>3): Likewise.
7961 (ssse3_palignrdi): Likewise.
7962 (abs<mode>2): Likewise.
7963 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
7964 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
7965 (sse2_pmovmskb): Set mode to SI instead of V2DF.
7967 2007-04-23 Nick Clifton <nickc@redhat.com>
7969 * params.def: Fix formatting of emacs local variables.
7971 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
7973 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
7974 move if inter-unit move isn't allowed.
7975 Don't split moving the first element of V2DI to DI to inter-unit
7976 move if inter-unit move isn't allowed.
7978 2007-04-23 Richard Guenther <rguenther@suse.de>
7980 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
7981 and CDI_POST_DOMINATORS separately.
7983 2007-04-23 Nick Clifton <nickc@redhat.com>
7985 * c.opt (Wformat-contains-nul): Add warning attribute.
7987 2007-04-23 Jan Hubicka <jh@suse.cz>
7989 * function.c (init_function_start): Don't init line number info.
7990 (expand_function_end): Update.
7991 (reset_block_changes, record_block_change, finalize_block_changes,
7992 check_block_change, free_block_changes): Kill.
7993 * function.h (reset_block_changes, record_block_change,
7994 finalize_block_changes, check_block_change, free_block_changes):
7996 (struct function): Remove ib_boundaries_block.
7997 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7998 Use curr_insn_locator to initialize locator.
7999 (emit_line_note): Remove.
8000 * cfgexpand.c (expand_gimple_cond_expr): Update.
8001 (construct_exit_block): Likewise.
8002 (tree_expand_cfg): Initialize/finalize locators.
8003 * expr.c (expand_expr_real): Update.
8004 * cfglayout.c (line_locators_locs, line_locators_lines,
8005 file_locators_locs, file_locators_files): Remove.
8006 (set_block_levels): Move to cfgexpand.c.
8007 (insn_locators_initialize): Remove.
8008 (pass_insn_locators_initialize): Remove.
8009 (locations_locators_locs, locations_locators_vals): New static vars.
8010 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
8012 (insn_locators_alloc, insn_locators_finalize,
8013 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8015 (locator_location): New.
8016 (locator_line, locator_file): Rewrite.
8017 * rtl.h (emit_line_note): Kill.
8018 (insn_locators_alloc, insn_locators_finalize,
8019 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8021 * tree-inline.c (initialize_cfun): Do not initialize
8022 ib_boundaries_block.
8023 * passes.c (pass_insn_locators_initialize): Remove.
8025 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
8028 * expr.c (reduce_to_bit_field_precision): Handle
8031 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
8033 PR tree-optimization/24659
8034 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
8035 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
8036 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
8037 * genopinit.c (optabs): Rename vec_pack_mod_optab
8038 to vec_pack_trunc_optab.
8039 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
8040 early for scalar floating point operands for NOP_EXPR.
8041 (vectorizable_type_promotion): Ditto.
8042 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
8043 vec_pack_trunc_optab.
8044 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
8046 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
8047 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
8048 Rename from VEC_PACK_MOD_EXPR.
8049 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
8050 * expr.c (expand_expr_real_1): Ditto.
8051 * tree-inline.c (estimate_num_insns_1): Ditto.
8052 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
8054 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
8055 (vec_unpacks_lo_v4sf): Ditto.
8056 (vec_pack_trunc_v2df): Ditto.
8057 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
8058 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
8059 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
8061 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
8063 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
8065 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
8066 Rename from VEC_PACK_MOD_EXPR. This expression also represent
8067 packing of floating point operands.
8068 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
8069 represent unpacking of floating point operands.
8070 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
8071 [vec_unpacks_hi]: Ditto.
8072 [vec_unpacks_lo]: Ditto.
8074 2007-04-22 Jan Hubicka <jh@suse.cz>
8076 * final.c (rest_of_handle_final): Call
8077 targetm.asm_out.constructor/targetm.asm_out.destructor
8078 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
8079 proper priority via decl_*_priority_insert.
8080 * c-common.c (c_expand_body): Likewise.
8082 2007-04-22 Richard Guenther <rguenther@suse.de>
8084 PR tree-optimization/29789
8085 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
8086 (rewrite_reciprocal): New helper split out from
8087 determine_invariantness_stmt.
8088 (rewrite_bittest): Likewise.
8089 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
8090 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
8093 2007-04-22 Revital Eres <eres@il.ibm.com>
8095 * loop-unroll.c (var_to_expand): New field to support also
8096 insns of the form x = something + x.
8097 (analyze_insn_to_expand_var): Use it.
8098 (expand_var_during_unrolling): Likewise.
8100 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
8102 * predict.c: Include pointer-set.h.
8103 (bb_predictions): New variable.
8104 (tree_predicted_by_p, tree_predict_edge,
8105 remove_predictions_associated_with_edge): Use bb_predictions map
8106 instead of bb->predictions.
8107 (clear_bb_predictions, assert_is_empty): New functions.
8108 (combine_predictions_for_bb): Use bb_predictions map. Call
8109 clear_bb_predictions.
8110 (tree_estimate_probability): Create and free bb_predictions map.
8111 * Makefile.in (predict.o): Add pointer-set.h dependency.
8112 * basic-block.h (struct basic_block_def): Remove predictions
8114 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
8116 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
8119 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
8122 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8124 * timevar.c (timevar_print): Change reference of --disable-checking to
8125 --enable-checking=release. Also warn if assert checking is disabled.
8127 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8130 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
8131 decl as addressable if the compound literal was marked as
8133 Mark the decl as a gimple register if it is a complex or
8134 vector decl and does not live in memory.
8136 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8138 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
8139 (GENERIC_NEXT): New function macro.
8140 (PHI_CHAIN): Use phi_node's new chain variable.
8141 (tree_phi_node): Change tree_common to tree_base
8142 and add the chain field.
8143 * tree-phinodes.c (make_phi_node): Don't set
8144 TREE_TYPE on the new node.
8145 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
8146 instead of checking GIMPLE_TUPLE_P in chain_next.
8147 * tree-vect-transform.c
8148 (get_initial_def_for_induction): Look at
8149 PHI_RESULT_TREE for the type of the phi node.
8150 (update_vuses_to_preheader): Use PHI_CHAIN
8151 instead of TREE_CHAIN on the phi node.
8152 * tree-ssa-structalias.c (compute_points_to_sets):
8154 (ipa_pta_execute): Likewise.
8156 2007-04-21 Richard Guenther <rguenther@suse.de>
8159 * fold-const.c (fold_unary): Call fold_convert_const on the
8162 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
8164 * gcse.c (store_killed_in_insn): Handle PARALLELs.
8165 (store_killed_in_pat): New.
8167 2007-04-20 Richard Henderson <rth@redhat.com>
8170 * config/i386/i386.c (type_has_variadic_args_p): Look for any
8171 TREE_LIST with a void_type_node value, not void_list_node exactly.
8173 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
8175 * doc/standards.texi: Re-arrange into language-specific
8176 subsections. Add a C++ section, documenting which standards we
8179 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
8181 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
8182 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
8184 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
8186 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
8187 ecrti.o and crtbegin.o.
8188 (LIB_DEFAULT_SPEC): Include -lc.
8189 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
8191 2007-04-20 Richard Henderson <rth@redhat.com>
8194 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
8195 argument; update all callers.
8196 (get_unaligned_offset): New.
8197 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
8198 get_unaligned_address, just pass on the address directly.
8199 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
8200 the subreg in the helper patterns.
8201 (unaligned_extendqidi_le): Use get_unaligned_offset.
8202 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
8203 (unaligned_extendhidi_be): Likewise.
8204 (unaligned_extendhidi): Tidy.
8205 * config/alpha/alpha-protos.h: Update.
8207 2007-04-20 Richard Henderson <rth@redhat.com>
8209 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
8210 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
8211 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
8212 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8213 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8214 (CPP_SPEC): Don't include %(cpp_subtarget).
8215 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
8216 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8217 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
8219 2007-04-20 Jakub Jelinek <jakub@redhat.com>
8221 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
8222 for __builtin_ia32_cmpordss.
8224 PR tree-optimization/31632
8225 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
8226 and arg1 for optimizations of comparison against min/max values.
8227 Fold arg0 to arg1's type for optimizations of comparison against
8228 min+1 and max-1 values.
8230 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
8232 * reload.c (combine_reloads): When trying to use a dying register,
8233 check whether it's uninitialized and don't use if so.
8235 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
8237 * fold-const.c: Remove prototypes for native_encode_expr and
8238 native_interpret_expr.
8239 (native_encode_expr): Make non-static.
8240 (native_interpret_expr): Likewise.
8241 * tree.h: Add prototypes for the above.
8243 2007-04-19 Joseph Myers <joseph@codesourcery.com>
8245 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
8246 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
8247 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
8248 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
8249 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
8250 Add length attributes.
8252 2007-04-19 Janis Johnson <janis187@us.ibm.com>
8254 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
8257 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
8258 __STDC_WANT_DEC_FP__.
8260 2007-04-19 Joseph Myers <joseph@codesourcery.com>
8262 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
8263 for long double compatibility.
8264 * configure: Regenerate.
8266 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
8268 PR rtl-optimization/29841
8269 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
8271 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
8272 that may cause control flow transfer from being moved.
8274 2007-04-18 Jan Hubicka <jh@suse.cz>
8276 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
8279 2007-04-18 Eric Christopher <echristo@apple.com>
8281 * config/rs6000/darwin.md (load_macho_picbase): Use link register
8282 only. Update operands.
8283 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
8284 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
8285 link register to pic register.
8287 2007-04-18 Dirk Mueller <dmueller@suse.de>
8290 * tree-vrp.c (search_for_addr_array): New.
8291 (check_array_bounds): Suppress warning about
8292 address taken of array refs if its not de-referenced.
8294 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8296 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
8297 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
8299 * tree-vectorizer.h (NITERS_KNOWN_P): New.
8300 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
8301 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
8303 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
8305 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
8307 (vect_analyze_scalar_cycles): Fix indentation.
8308 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
8309 (vect_mark_relevant): Include phis in relevance analysis.
8311 * tree-vect-transform.c (vect_transform_loop): Add an assert.
8313 2007-04-18 Anatoly Sokolov <aesok@post.ru>
8315 * config/avr/avr.c (ptrreg_to_str): Replace error() with
8316 output_operand_lossage().
8318 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8320 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
8321 the unused code for reduction without adjust-in-epilog to simplify the
8324 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
8326 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
8327 (S390_TDC_NEGATIVE_ZERO): New constant.
8328 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
8329 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
8330 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
8331 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
8332 (S390_TDC_POSITIVE_INFINITY): New constant.
8333 (S390_TDC_NEGATIVE_INFINITY): New constant.
8334 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
8335 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
8336 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
8337 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
8338 (S390_TDC_INFINITY): New constant.
8339 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
8340 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
8341 optimization for UNSPEC_CCZ_TO_INT.
8342 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
8343 ("*ccz_to_int"): New insn.
8344 ("isinf<mode>2"): New insn.
8345 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
8346 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
8347 (UNSPEC_CCZ_TO_INT): New constant.
8349 2007-04-18 Richard Guenther <rguenther@suse.de>
8351 PR tree-optimization/19431
8352 PR tree-optimization/21463
8353 * tree-pass.h (pass_phiprop): Declare.
8354 * passes.c (init_optimization_passes): New phiprop pass.
8355 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
8356 (phivn_valid_p): New helper function.
8357 (phiprop_insert_phi): Likewise.
8358 (propagate_with_phi): Likewise.
8359 (tree_ssa_phiprop): New propagator propagating loads
8360 through phi nodes if profitable.
8362 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8364 * tree-vect-analyze.c (process_use): New function.
8365 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
8366 Check phis in all bbs.
8367 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
8370 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
8372 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
8375 2007-04-17 Anatoly Sokolov <aesok@post.ru>
8378 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
8381 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
8383 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
8385 (sse_vmmulv4sf3): Likewise.
8386 (sse2_vmaddv2df3): Likewise.
8387 (sse2_vmmulv2df3): Likewise.
8389 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
8391 PR rtl-optimization/31360
8392 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
8393 (target_reg_cost): New.
8394 (init_set_costs): Initialize target_reg_cost. Add comments
8395 regarding the rationale of the costs.
8396 (global_cost_for_size): Renamed to...
8397 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
8398 of register pressure.
8399 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
8400 estimate_reg_pressure_cost. Add number of ivs.
8401 (determine_set_costs): Dump target_reg_cost.
8402 * loop-invariant.c (gain_for_invariant): Use
8403 estimate_reg_pressure_cost. Removed n_inv_uses argument.
8404 (best_gain_for_invariant, find_invariants_to_move): Remove
8406 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
8407 (target_reg_cost): Declare.
8408 (global_cost_for_size): Declaration removed.
8409 (estimate_reg_pressure_cost): Declare.
8411 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
8413 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
8414 regnos into even/odd register pairs.
8415 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
8416 TDmode similar to the other floating point modes.
8417 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
8418 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
8420 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
8421 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
8422 (movdd_hardfloat64): Use TARGET_MFPGPR.
8424 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
8426 * reload1.c (delete_output_reload): Don't count output in n_inherited.
8429 2005-01-05 Richard Henderson <rth@redhat.com>
8431 * reload1.c (do_input_reload): Restrict the optimization deleteing
8432 a previous output reload to RELOAD_FOR_INPUT.
8434 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
8436 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
8437 induc_vec_info_type.
8438 (vectorizable_induction): New function declaration.
8439 * tree-vect-transform.c (get_initial_def_for_induction): No need to
8440 check if already vectorized. Find first place in BB where new stmts
8441 can be inserted. Takes only one argument.
8442 (vectorizable_induction): New function.
8443 (vect_transform_stmt): Add case for induc_vec_info_type to call
8444 vectorizable_induction.
8445 (vect_transform_loop): Consider phis for vectorization.
8446 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
8448 (analyze_operations): Call vectorizable_induction when analyzing phis.
8450 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
8451 (vect_mark_relevant): Include phis in relevance analysis.
8452 (vect_mark_stmts_to_be_vectorize): Likewise.
8453 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
8455 2007-04-16 Lawrence Crowl <crowl@google.com>
8457 * doc/invoke.texi (Debugging Options): Add documentation for the
8458 -femit-struct-debug options -femit-struct-debug-baseonly,
8459 -femit-struct-debug-reduced, and
8460 -femit-struct-debug-detailed[=...].
8462 * c-opts.c (c_common_handle_option): Add
8463 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
8464 and OPT_femit_struct_debug_detailed_.
8465 * c.opt: Add specifications for
8466 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
8467 and -femit-struct-debug-detailed[=...].
8468 * opts.c (set_struct_debug_option): Parse the
8469 -femit-struct-debug-... options.
8470 * opts.c (matches_main_base, main_input_basename,
8471 main_input_baselength, base_of_path, matches_main_base): Add
8472 variables and functions to compare header base name to compilation
8474 * opts.c (should_emit_struct_debug): Add to determine to emit a
8475 structure based on the option.
8476 (dump_struct_debug) Also disabled function to debug this
8478 * opts.c (handle_options): Save the base name of the
8481 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
8482 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
8483 This hook indicates if a type is generic. Set it by default
8485 * langhooks.h (struct lang_hooks_for_types): Add a new hook
8486 to determine if a struct type is generic or not.
8487 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
8488 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
8489 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
8492 * flags.h (enum debug_info_usage): Add an enumeration to describe
8493 a program's use of a structure type.
8494 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
8495 to indicate the program's usage of the type. Filter structs based
8496 on the -femit-struct-debug-... specification.
8497 (gen_type_die): Split into two routines, gen_type_die and
8498 gen_type_die_with_usage. gen_type_die is now a wrapper
8499 that assumes direct usage.
8500 (gen_type_die_with_usage): Replace calls to gen_type_die
8501 with gen_type_die_with_usage adding the program usage of
8502 the referenced type.
8503 (dwarf2out_imported_module_or_decl): Suppress struct debug
8504 information using should_emit_struct_debug when appropriate.
8506 2007-04-16 Ian Lance Taylor <iant@google.com>
8508 PR tree-optimization/31522
8509 * tree-vrp.c (vr_phi_edge_counts): New static variable.
8510 (vrp_initialize): Allocate vr_phi_edge_counts.
8511 (vrp_visit_phi_node): Don't push to infinity if we saw a new
8512 executable edge. Drop test for all constants.
8513 (vrp_finalize): Free vrp_phi_edge_counts.
8515 * doc/cpp.texi (Common Predefined Macros): Clarify description of
8516 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
8518 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
8519 predecessors at head rather than tail.
8521 2007-04-16 Matthias Klose <doko@debian.org>
8523 * config/alpha/linux.h (CPP_SPEC): Define.
8524 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
8526 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
8528 * function.h: Remove sequence_stack extern declaration.
8530 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
8532 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
8534 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
8537 2007-04-16 Anatoly Sokolov <aesok@post.ru>
8539 * config/avr/avr.c (avr_arch_types): Rearranging array.
8540 (enum avr_arch): Add.
8541 (avr_mcu_types): Use avr_arch enumeration constants instead of
8543 * config/avr/avr.h (LINK_SPEC): Simplify.
8545 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
8547 * config/m68k/m68k.c (m68k_libcall_value,
8548 m68k_function_value): Use macros for register names more.
8550 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
8552 (M68K_REGNAME): Use A6_REG.
8553 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
8555 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8558 * sched-int.h (struct deps): Split field 'pending_lists_length' into
8559 'pending_read_list_length' and 'pending_write_list_length'. Update
8561 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
8562 to handle two length counters instead of one. Update all uses.
8563 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
8564 two length counters instead of one.
8565 * sched-rgn.c (propagate_deps): Update to handle two length counters
8568 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
8571 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
8572 copy of source, pass it to ix86_expand_vector_set and return
8575 2007-04-16 David Ung <davidu@mips.com>
8576 Joseph Myers <joseph@codesourcery.com>
8578 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
8579 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
8580 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
8581 Add 74K processor information.
8582 * config/mips/mips.md: Include 74k.md.
8583 (cpu): Add 74kc,74kf,74kx.
8584 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
8585 * config/mips/74k.md: New.
8586 * doc/invoke.texi (MIPS Options): Document 74K support.
8588 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
8590 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
8591 vectorizable_* functions.
8592 * tree-vect-transform.c (vectorizable_call): Add check for
8593 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
8594 (vectorizable_store): likewise.
8595 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
8597 (vectorizable_operation, vectorizable_type_demotion): Likewise.
8598 (vectorizable_type_promotion, vectorizable_load): Likewise.
8599 (vectorizable_live_operation, vectorizable_condition): Likewise.
8600 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
8602 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
8604 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8606 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
8607 register numbers more.
8608 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
8609 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
8610 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
8611 FUNCTION_VALUE_REGNO_P): Likewise.
8612 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
8613 STATIC_CHAIN_REGNUM): Likewise.
8614 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
8615 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
8616 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
8617 * config/m68k/m68k.md (FP_REG): New.
8619 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8621 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
8624 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8626 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
8627 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
8630 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8632 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
8635 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
8638 * c-decl.c (finish_decl): Grab the type of the decl after the call
8639 to store_init_value.
8641 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
8643 * common.opt (fforward-propagate): Fix "Optimization" annotation.
8645 2007-04-14 Jakub Jelinek <jakub@redhat.com>
8648 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
8649 dominators, post dominators and cleanup cfg before returning.
8651 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
8653 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
8654 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
8656 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
8658 * config.gcc: Recognize fido.
8659 * config/m68k/m68k-devices.def (fidoa): New.
8660 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
8662 (FL_FIDOA, TARGET_FIDOA): New.
8663 * config/m68k/m68k.opt (mfidoa): New.
8665 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8668 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
8669 when a personality function is used.
8671 2007-04-13 Bob Wilson <bob.wilson@acm.org>
8673 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
8675 2007-04-13 Mike Stump <mrs@apple.com>
8677 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
8679 * config/darwin.opt (fapple-kext): Make C++ only.
8680 * config/darwin.c (darwin_override_options): Remove code to ensure
8681 -fapple-kext is given for C++ only.
8683 2007-04-13 Richard Sandiford <richard@codesourcery.com>
8685 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
8686 * config/mips/mips.c (override_options): Call
8687 SUBTARGET_OVERRIDE_OPTIONS, if defined.
8689 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
8691 * config/i386/i386.opt (msvr3-shlib): Removed.
8693 * doc/invoke.texi: Remove -msvr3-shlib.
8695 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
8697 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
8698 with "popcnt" instruction.
8700 2007-04-13 Richard Guenther <rguenther@suse.de>
8702 PR tree-optimization/21258
8703 * tree-vrp.c (compare_case_labels): New helper.
8704 (find_switch_asserts): New function.
8705 (find_assert_locations): Call it for SWITCH_EXPRs.
8707 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
8709 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
8710 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
8711 check is now implied in X87_FLOAT_MODE_P.
8712 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
8713 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
8714 (fix_trunc<mode>_i386_fisttp): Ditto.
8715 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
8716 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
8717 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
8718 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
8719 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
8720 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
8721 (unnamed_splitters): Ditto.
8722 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
8723 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
8724 FIRST_SSE_REG for local functions when SSE math is enabled or
8725 for functions with sseregparm attribute.
8726 (standard_80387_constant_p): Return -1 if mode is not
8728 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
8729 (ix86_expand_compare): Ditto.
8730 (ix86_expand_carry_flag_compare): Ditto.
8731 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
8732 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
8733 DECIMAL_FLOAT_MODE_P.
8734 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
8735 of SCALAR_FLOAT_MODE_P.
8736 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
8737 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
8738 checks before FLOAT_MODE_P.
8739 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
8740 before FLOAT_MODE_P.
8745 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
8747 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
8748 Charles Wilson <libtool@cwilson.fastmail.fm>
8750 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
8751 (libgcc.mvars): Don't depend on them.
8752 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
8753 * exec-tool.in: New.
8755 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
8757 * doc/invoke.text (--help): Document --help=common.
8759 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
8761 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
8763 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8765 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
8766 * genemit.c (main): Emit #include "integrate.h".
8767 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
8768 (LOADGP_RTP): New mips_loadgp_style.
8769 * config/mips/mips.h: Include config/vxworks-dummy.h.
8770 (TARGET_RTP_PIC): New macro.
8771 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
8772 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
8773 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
8775 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
8776 -mvxworks-pic when using -mrtp and a PIC option.
8777 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
8779 (mips_symbolic_constant_p, mips_symbolic_address_p)
8780 (mips_symbol_insns): Handle SYMBOL_HALF.
8781 (override_options): Warn about -G and -mrtp being used together.
8782 Initialize mips_lo_relocs[SYMBOL_HALF].
8783 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
8784 (mips_emit_loadgp): Handle LOADGP_RTP.
8785 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
8786 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
8787 (tablejump): Handle function-relative case table entries if
8789 * config/mips/predicates.md (symbol_ref_operand): New predicate.
8791 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8793 * config/mips/mips.md (load_call<mode>): Allow any general register.
8795 (sibcall_value_internal, sibcall_value_multiple_internal)
8796 (call_value_internal, call_value_split, call_value_multiple_internal)
8797 (call_value_multiple_split): Remove constraints from operand 0.
8799 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8801 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
8802 rather than loadgp_noshared.
8803 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
8804 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
8806 * config/mips/mips.md (loadgp): Rename to...
8807 (loadgp_newabi): ...this.
8808 (loadgp_noshared): Rename to...
8809 (loadgp_absolute): ...this.
8811 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8813 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
8814 false for locally-binding symbols.
8815 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
8817 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8819 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
8820 (SYMBOL_GOT_PAGE_OFST): ...this.
8821 (SYMBOL_GOT_GLOBAL): Rename to...
8822 (SYMBOL_GOT_DISP): ...this.
8823 (SYMBOL_GOTOFF_GLOBAL): Rename to...
8824 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
8825 * config/mips/mips.c (mips_global_symbol_p): New function.
8826 (mips_symbol_binds_local_p): Likewise.
8827 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
8828 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
8829 mips_global_symbol_p and mips_symbol_binds_local_p.
8830 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
8831 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
8832 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
8834 (mips_ok_for_lazy_binding_p): New function.
8835 (mips_load_call_address, mips_expand_call): Use it.
8836 (mips_dangerous_for_la25_p): Likewise.
8837 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
8838 (*got_disp<mode>): Use got_disp_operand instead of
8839 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
8840 SYMBOL_GOTOFF_GLOBAL.
8841 (*got_page<mode>): Use got_page_ofst_operand instead of
8843 * config/mips/predicates.md (const_call_insn_operand): Use
8844 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
8845 (global_got_operand): Rename to...
8846 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
8848 (local_got_operand): Rename to...
8849 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
8850 of SYMBOL_GOT_LOCAL.
8852 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8854 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
8855 TARGET_CALL_CLOBBERED_GP.
8856 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8857 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
8858 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
8859 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
8860 of TARGET_ABICALLS && !TARGET_NEWABI.
8861 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8862 * config/mips/mips.c (mips_load_call_address): Check
8863 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
8864 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8865 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
8866 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
8867 TARGET_ABICALLS && TARGET_NEWABI.
8868 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
8870 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
8871 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
8872 TARGET_ABICALLS && TARGET_NEWABI.
8873 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
8874 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
8875 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
8876 whether indirect calls must use $25.
8877 (mips_extra_live_on_entry): Check TARGET_GOT instead of
8879 * config/mips/mips.md (jal_macro): Check flag_pic and
8880 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
8881 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
8882 instead of TARGET_ABICALLS.
8883 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
8884 TARGET_ABICALLS && TARGET_OLDABI.
8885 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8886 (sibcall): In the comment above the define_insn, mention
8887 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
8888 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
8889 instead of TARGET_ABICALLS.
8891 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
8893 * doc/md.texi (Blackfin family constraints): Document PA and PB.
8894 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
8895 (MACFLAGS_MATCH_P): New macro.
8896 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
8897 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
8898 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
8899 the other MACFLAG constants.
8900 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
8901 (flag_machi): Tighten constraints. Renumber some of the operands.
8902 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
8904 (flag_machi_parts_acconly): New pattern.
8905 (flag_macinithi): Tighten constraints. Allow any accumulator to be
8907 (flag_macinit1hi): Tighten constraints.
8908 (flag_mul_macv2hi_parts_acconly): New pattern.
8910 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
8911 Use a more efficient implementation.
8912 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
8913 inline sequences when not optimizing for size.
8915 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
8916 movhi_high2low): Delete, merge functionality into...
8917 (packv2hi): ... this pattern.
8919 2007-02-11 Jie Zhang <jie.zhang@analog.com>
8920 * config/bfin/bfin.opt (msim): New option.
8921 (mcpu=): New option.
8922 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
8923 (bfin_cpu_t): Typedef of enum bfin_cpu.
8924 (bfin_cpu_type): New declaration.
8925 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
8926 -msim and -mcpu= options.
8927 (LIB_SPEC): Likewise.
8928 * config/bfin/bfin.c (bfin_cpu_type): Define.
8929 (bfin_handle_option): Handle -mcpu= option.
8930 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
8931 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
8932 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
8934 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8936 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
8937 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
8938 (powerpc-wrs-vxworksae): Use ${tm_file}.
8939 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
8940 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
8941 * config/i386/vx-common.h: New file.
8943 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8945 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
8948 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
8950 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
8953 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
8957 * c-common.c (c_build_qualified_type): Set canonical type
8960 2007-04-12 Richard Guenther <rguenther@suse.de>
8962 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
8963 lower bound and element size if lower bound is not zero
8964 or either of the ARRAY_REF operands is set.
8966 2007-04-12 Richard Guenther <rguenther@suse.de>
8968 PR tree-optimization/24689
8969 PR tree-optimization/31307
8970 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
8972 * gimplify.c (canonicalize_addr_expr): To be consistent with
8973 gimplify_compound_lval only set operands two and three of
8974 ARRAY_REFs if they are not gimple_min_invariant. This makes
8975 it never at this place.
8976 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
8978 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8980 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
8981 null before emitting a .nsubspa directive.
8983 2007-04-11 Diego Novillo <dnovillo@redhat.com>
8985 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
8986 need_to_partition_p if there are no memory statements in the
8989 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8991 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
8992 (gcd_of_steps_may_divide_p): New function.
8993 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
8995 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
8997 * reload.c (find_reloads_toplev, find_reloads_address,
8998 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
8999 not a pointer equality test, to decide if we need to call
9000 push_reg_equiv_alt_mem.
9002 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
9004 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
9005 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
9007 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
9009 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
9011 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
9012 vector to be positive.
9014 2007-04-11 Diego Novillo <dnovillo@redhat.com>
9018 * doc/invoke.texi: Document --params max-aliased-vops and
9020 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
9021 debug_memory_partitions): Move to tree-flow.h
9022 * params.h (AVG_ALIASED_VOPS): Define.
9023 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
9025 (mp_info_t): Likewise.
9026 (get_mem_sym_stats_for): New.
9027 (set_memory_partition): Move from tree-flow-inline.h.
9028 (mark_non_addressable): Only clear the set of symbols for the
9029 partition if it exists.
9030 (dump_memory_partitions): Move from tree-ssa-operands.c
9031 (debug_memory_partitions): Likewise.
9032 (need_to_partition_p): New.
9033 (dump_mem_ref_stats): New.
9034 (debug_mem_ref_stats): New.
9035 (dump_mem_sym_stats): New.
9036 (debug_mem_sym_stats): New.
9037 (update_mem_sym_stats_from_stmt): New.
9038 (compare_mp_info_entries): New.
9039 (mp_info_cmp): Call it.
9040 (sort_mp_info): Change argument to a list of mem_sym_stats_t
9042 (get_mpt_for): Move from tree-ssa-operands.c.
9043 (find_partition_for): New.
9044 (create_partition_for): Remove.
9045 (estimate_vop_reduction): New.
9046 (update_reference_counts): New.
9047 (build_mp_info): New.
9048 (compute_memory_partitions): Refactor.
9049 Document new heuristic.
9050 Call build_mp_info, update_reference_counts,
9051 find_partition_for and estimate_vop_reduction.
9052 (compute_may_aliases): Populate virtual operands before
9053 calling debugging dumps.
9054 (delete_mem_sym_stats): New.
9055 (delete_mem_ref_stats): New.
9056 (init_mem_ref_stats): New.
9057 (init_alias_info): Call it.
9058 (maybe_create_global_var): Remove alias_info argument.
9059 Get number of call sites and number of pure/const call sites
9060 from gimple_mem_ref_stats().
9061 (dump_alias_info): Call dump_memory_partitions first.
9062 (dump_points_to_info_for): Show how many times a pointer has
9064 * opts.c (decode_options): For -O2 set --param
9065 max-aliased-vops to 500.
9066 For -O3 set --param max-aliased-vops to 1000 and --param
9067 avg-aliased-vops to 3.
9068 * fortran/options.c (gfc_init_options): Remove assignment to
9070 * tree-flow-inline.h (gimple_mem_ref_stats): New.
9071 * tree-dfa.c (dump_variable): Dump memory reference
9073 Dump NO_ALIAS* settings.
9074 (referenced_var_lookup): Tidy.
9075 (mem_sym_stats): New.
9076 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
9077 and ORIG are different SSA names for a memory partition.
9078 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
9079 * tree-flow.h (struct mem_sym_stats_d): Define.
9080 (mem_sym_stats_t): Define.
9081 (struct mem_ref_stats_d): Define.
9082 (struct gimple_df): Add field mem_ref_stats.
9083 (enum noalias_state): Define.
9084 (struct var_ann_d): Add bitfield noalias_state.
9085 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
9086 debug_mem_ref_stats, debug_memory_partitions,
9087 debug_mem_sym_stats): Declare.
9088 * tree-ssa-structalias.c (update_alias_info): Update call
9089 sites, pure/const call sites and asm sites in structure
9090 returned by gimple_mem_ref_stats.
9091 Remove local variable IS_POTENTIAL_DEREF.
9092 Increase NUM_DEREFS if the memory expression is a potential
9094 Call update_mem_sym_stats_from_stmt.
9095 If the memory references memory, call
9096 update_mem_sym_stats_from_stmt for all the direct memory
9097 symbol references found.
9098 (intra_create_variable_infos): Set noalias_state field for
9099 pointer arguments according to the value of
9100 flag_argument_noalias.
9101 * tree-ssa-structalias.h (struct alias_info): Remove fields
9102 num_calls_found and num_pure_const_calls_found.
9103 (update_mem_sym_stats_from_stmt): Declare.
9104 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
9105 Set default value to 100.
9106 (PARAM_AVG_ALIASED_VOPS): Define.
9108 2007-04-11 Richard Guenther <rguenther@suse.de>
9111 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
9112 a * -b + c as c - a * b if we honor sign dependent rounding.
9114 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
9116 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
9118 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
9119 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
9121 (initialize_trampoline): Don't use old-style function definition.
9122 (bfin_secondary_reload): Mark IN_P argument as unused.
9124 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
9126 PR tree-optimization/31343
9127 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
9128 (build_polynomial_chrec): Return a scalar when the evolution is zero.
9129 * testsuite/gcc.dg/vect/pr31343.c: New.
9131 2007-04-10 Eric Christopher <echristo@apple.com>
9133 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
9134 * config/i386/i386.md (*cmpfp0): Use.
9135 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
9136 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
9137 (fix_trunc<mode>_i386_fisttp): Ditto.
9138 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
9139 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
9140 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
9141 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
9142 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
9143 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
9144 (unnamed_splitters): Ditto.
9145 * config/i386/i386.c (output_fix_trunc): Assert that
9146 we're not being passed a TFmode operand.
9148 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
9150 PR tree-optimization/31526
9151 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
9152 n_basic_blocks to find newly added blocks.
9154 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
9156 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
9158 (fix_trunc<mode>si_sse): Ditto.
9159 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
9160 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
9161 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
9162 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
9163 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
9164 expander using SSEMODEF mode macro.
9165 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
9166 expander using SSEMODEF mode macro.
9167 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
9168 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
9169 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
9170 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
9171 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
9172 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
9173 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
9174 Macroize insn using X87MODEF mode macro.
9176 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
9178 * config/i386/sse.md (sse2_pinsrw): Removed.
9179 (sse2_pextrw): Renamed to ...
9180 (*sse2_pextrw): This.
9182 2007-04-09 Jan Hubicka <jh@suse.cz>
9185 * config/i386/sse.md
9186 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
9187 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
9188 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
9189 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
9191 2007-04-09 Jan Hubicka <jh@suse.cz>
9193 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
9194 multiple fields of union.
9196 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
9198 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
9199 (create_preheaders): Check that loops are available.
9200 (fix_loop_structure): Clean up, improve comments.
9201 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
9202 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
9204 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
9205 * predict.c (tree_estimate_probability): Do not call
9206 calculate_dominance_info. Call create_preheaders.
9207 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
9208 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
9210 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
9211 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
9212 * tree-cfg.c (tree_split_edge): Make an assert more precise.
9213 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
9216 2007-04-08 Jan Hubicka <jh@suse.cz>
9218 * tree.h (maybe_fold_offset_to_component_ref): Declare.
9219 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
9220 * fold-const.c (fold_unary): Use it.
9222 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
9224 * varasm.c (assemble_variable): Remove call to
9225 lang_hooks.decls.prepare_assemble_variable.
9226 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
9227 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
9228 * langhooks.h (lang_hooks_for_decls): Remove
9229 prepare_assemble_variable.
9231 2007-04-08 Mike Stump <mrs@apple.com>
9233 * config/i386/i386.c: Use inc/dec on Core2.
9235 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
9237 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
9238 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
9239 lhd_tree_inlining_end_inlining): Remove.
9240 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
9241 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
9243 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
9244 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
9245 lhd_tree_inlining_end_inlining): Remove prototypes.
9246 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
9247 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
9248 LANG_HOOKS_TREE_INLINING_START_INLINING,
9249 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
9251 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
9254 2007-04-08 Anatoly Sokolov <aesok@post.ru>
9257 * config/avr/predicates.md (io_address_operand): Delete predicate.
9258 (low_io_address_operand): Don't use 'mode' argument.
9259 (higth_io_address_operand): Rename ...
9260 (high_io_address_operand): ... to this. Don't use 'mode' argument.
9261 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
9264 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
9266 Revert change removing staticp.
9268 2007-04-07 Anatoly Sokolov <aesok@post.ru>
9271 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
9274 2007-04-07 Bruce Korb <bkorb@gnu.org>
9276 * c.opt: Add -Wformat-contains-nul.
9277 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
9279 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
9280 the NUL byte warning.
9282 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
9284 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
9286 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
9288 * tree.c (staticp): No longer use staticp langhook.
9289 * langhooks.c (lhd_staticp): Removed.
9290 * langhooks.h (struct lang_hooks): Remove staticp.
9291 * c-common.c (c_staticp): Remove.
9292 * c-common.h (c_staticp): Ditto.
9293 * langhooks-defs.h (lhd_staticp): Ditto.
9294 (LHD_HOOKS_STATICP): Ditto
9295 * tree.h (gcc_assert_lowered): New macro.
9297 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
9299 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
9300 argument "reliable".
9301 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
9302 Add argument "reliable". Propagate it through calls.
9303 (infer_loop_bounds_from_undefined): Derive number of iterations
9304 estimates from references in blocks that do not dominate loop latch.
9305 (gcov_type_to_double_int): New function.
9306 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
9307 and expected_loop_iterations_unbounded.
9308 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
9309 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
9310 * tree-data-ref.c (estimated_loop_iterations): Export.
9311 (get_references_in_stmt): Fix -- do not return addresses of local
9313 * cfgloop.h (expected_loop_iterations_unbounded,
9314 estimated_loop_iterations): Declare.
9316 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
9318 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
9320 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
9322 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
9323 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
9324 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
9325 Use output_387_reg_move().
9326 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
9327 expander using X87MODEF12 mode macro.
9328 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
9329 choosing register preferences. Use output_387_reg_move().
9330 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
9331 instead of "x". Use output_387_reg_move().
9332 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
9333 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
9334 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
9335 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
9336 Use output_387_reg_move().
9337 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
9339 (*truncxf?f_i387 splitter): Ditto.
9341 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
9343 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
9344 LANG_HOOKS_SAFE_FROM_P.
9345 * expr.c (safe_from_p): Remove langhook call.
9346 * langhooks.h (lang_hooks): Remove safe_from_p.
9347 (lhd_safe_from_p): Remove prototype.
9348 * langhooks.c (lhd_safe_from_p): Remove.
9350 2007-04-06 Jan Hubicka <jh@suse.cz>
9352 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
9355 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
9357 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
9358 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
9359 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
9360 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
9362 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
9363 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
9365 2007-04-05 Richard Henderson <rth@redhat.com>
9367 * config/alpha/alpha.c (print_operand) [+]: Remove.
9368 (alpha_end_function): Print nop if call at end of function.
9369 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
9370 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
9371 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
9372 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
9373 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
9374 the call pattern. Update peepholes to match.
9376 2007-04-05 Janis Johnson <janis187@us.ibm.com>
9378 * doc/extend.texi (Other Builtins): Add decimal float variants
9380 * builtins.def: Ditto.
9381 * builtins.c (expand_builtin): Ditto.
9383 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
9384 H.J. Lu <hongjiu.lu@intel.com>
9387 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
9388 of V8HImode when calling ix86_binary_operator_ok.
9389 (sse2_pmaddwd): Call ix86_binary_operator_ok.
9390 (sdot_prodv8hi): Operands 1 and 2 must be register.
9392 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
9394 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
9395 initialize align to silence bogus warning.
9397 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
9400 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
9402 (struct sra_walk_fns): Remove use_all parameter from use.
9403 (sra_hash_tree): Handle BIT_FIELD_REFs.
9404 (sra_elt_hash): Don't hash bitfld blocks.
9405 (sra_elt_eq): Skip them in parent compares as well. Handle
9407 (sra_walk_expr): Don't maintain or pass down use_all_p.
9408 (scan_use): Remove use_all parameter.
9409 (scalarize_use): Likewise. Re-expand assignment to
9410 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
9411 output, and re-scalarize after output. Don't mark anything
9413 (scalarize_ldst): Adjust.
9414 (scalarize_walk_gimple_modify_statement): Likewise.
9415 (build_element_name_1): Handle BIT_FIELD_REFs.
9416 (instantiate_element): Don't warn for any element whose parent
9418 (instantiate_missing_elements_1): Return the sra_elt.
9419 (canon_type_for_field): New.
9420 (try_instantiate_multiple_fields): New.
9421 (instantiate_missing_elemnts): Use them.
9422 (mark_no_warning): Removed.
9423 (generate_one_element_ref): Handle BIT_FIELD_REFs.
9424 (REPLDUP, sra_build_elt_assignment): New.
9425 (generate_copy_inout): Use them.
9426 (generate_element_copy): Likewise. Handle bitfld differences.
9427 (generate_element_zero): Don't recurse for blocks. Use
9428 sra_build_elt_assignment.
9429 (generate_one_element_int): Take elt instead of var. Use
9430 sra_build_elt_assignment.
9431 (generate_element_init_1): Adjust.
9432 (scalarize_use, scalarize_copy): Use REPLDUP.
9433 (scalarize_ldst): Move assert before dereference.
9434 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
9436 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
9438 * regmove.c: Fix unused variable warnings due to previous commit.
9440 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
9442 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
9443 (regmove_bb_head): Remove.
9444 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
9445 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
9446 problems with fixup_match_1.
9447 Don't initialize/free regmove_bb_head.
9449 (reg_is_remote_constant_p): If an insn is in the same basic block
9450 but not before INSN, consider it remote, too.
9452 2007-04-05 Anatoly Sokolov <aesok@post.ru>
9455 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
9456 DECL_ASSEMBLER_NAME, not the DECL_NAME.
9458 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
9460 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
9461 (CONDITIONAL_REGISTER_USAGE): Likewise.
9463 2007-04-04 Richard Henderson <rth@redhat.com>
9465 * config/alpha/lib1funcs.asm: Remove unused file.
9467 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9470 * opts.c (print_specific_help): Fix --help=<language>
9472 (common_handle_option): Support --help=common.
9474 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9477 * gcc.c (main): Do not run the linker if
9478 print_subprocess_help indicates that it shouldn't be
9481 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9484 * doc/invoke.texi (--help=): Document <languages> value, fix
9485 formatting in tables of values.
9487 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
9489 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
9490 dllimport attribute of virtual methods.
9492 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
9494 * config/score/crti.asm: Change _bss_start to __bss_start.
9495 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
9496 (OUTGOING_REG_PARM_STACK_SPACE) update.
9497 * config/score/score.opt: add options to make backend support
9498 score5, score5u, score7 and score7d.
9499 * config/score/score.md: Likewise.
9500 * config/score/misc.md: Likewise.
9501 * config/score/mac.md: Likewise.
9502 * doc/invoke.texi: Likewise.
9503 * doc/md.texi: update constraints define.
9505 2007-04-03 Richard Henderson <rth@redhat.com>
9507 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
9508 an appropriate type, use the mode instead.
9510 2007-04-03 Richard Sandiford <richard@codesourcery.com>
9512 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
9513 Set the default --with-arch setting to mips2.
9514 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
9515 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
9516 (MULTILIB_OSDIRNAMES): Delete.
9517 (MULTILIB_DIRNAMES): Define.
9518 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
9519 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
9520 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
9521 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
9522 VXWORKS_OS_CPP_BUILTINS.
9523 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
9524 (MIPS_DEBUGGING_INFO): Undefine.
9525 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
9527 2007-04-03 Jakub Jelinek <jakub@redhat.com>
9530 * fold-const.c (native_encode_real): Encode real.c provided longs
9531 as a series of 32-bit native integers.
9532 (native_interpret_real): Interpret buffer as a series of 32-bit
9535 2007-04-03 Richard Guenther <rguenther@suse.de>
9537 * genpreds.c (write_insn_constraint_len): Write function
9538 optimized for CONSTRAINT_LEN implementation.
9539 (write_tm_preds_h): Output insn_constraint_len inline and
9540 use it for CONSTRAINT_LEN.
9541 (write_insn_preds_c): Don't output insn_constraint_len.
9542 * doc/md.texi (define_register_constraint): Document multi-letter
9543 constraints shall have the same length if they start with the same
9546 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
9549 * config/i386/i386.md (isinf<mode>2): Expand only when
9550 TARGET_C99_FUNCTIONS is set.
9552 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
9554 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
9555 (x86_64-*-linux*): Ditto.
9556 * config/i386/i386.opt (mpc): New option.
9557 * config/i386/i386.c (overrride_options): Handle
9558 ix87_precision_string.
9559 * config/i386/crtprec.c: New file.
9560 * config/i386/t-crtpc: Ditto.
9561 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
9563 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
9564 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
9565 crtprec32.o, crtprec64.o and crtprec80.o.
9567 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
9569 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
9571 2007-04-02 Eric Christopher <echristo@apple.com>
9573 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
9574 limitations on darwin.
9576 2007-04-02 Anatoly Sokolov <aesok@post.ru>
9579 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
9581 2007-04-02 Dave Korn <dave.korn@artimi.com>
9583 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
9585 2007-04-02 Dave Korn <dave.korn@artimi.com>
9587 * libgcc2.h (exception_descriptor): Don't forward-declare.
9588 (__get_eh_table_language, __get_eh_table_version): Delete
9589 prototypes of long-dead functions.
9591 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
9593 * ebitmap.h: New file
9594 * ebitmap.c: New file
9595 * Makefile.in (ebitmap.o): New target.
9597 2007-04-01 Jan Hubicka <jh@suse.cz>
9599 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
9600 before very first instruction.
9602 2007-04-01 Jan Hubicka <jh@suse.cz>
9604 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
9605 waring on 64bit hosts.
9606 * bitmap.h: Fix typo in bitmap_head_def.
9608 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
9610 PR rtl-optimization/31391
9611 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
9612 into a DELETED_LABEL note, and the label is in an empty basic
9613 block, update BB_END as well as BB_HEAD.
9615 2007-04-01 Richard Henderson <rth@redhat.com>
9617 PR tree-optimization/31169
9618 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
9619 to varying if the range is outside [0, prec-1].
9621 2007-04-01 Richard Sandiford <richard@codesourcery.com>
9624 * config/mips/mips.md (load_const_gp): New insn.
9625 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
9626 the MIPS16 GP pseudo register if no_new_pseudos.
9627 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
9629 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
9632 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
9634 (call_value): Likewise.
9636 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
9637 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9640 * doc/invoke.texi: (optimization options): Reword description
9641 of -ffast-math. Document its primary purpose.
9643 2007-03-31 Richard Guenther <rguenther@suse.de>
9645 * omp-low.c (splay-tree.h): Include.
9646 (lookup_decl): Replace splay-tree usage by pointer-map.
9647 (maybe_lookup_decl): Likewise.
9648 (new_omp_context): Likewise.
9649 (delete_omp_context): Likewise.
9650 * gimplify.c (splay-tree.h): Include.
9651 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
9653 (remap_ssa_name): Likewise.
9654 (remap_decl): Likewise.
9655 (remap_type_1): Likewise.
9656 (remap_type): Likewise.
9657 (copy_body_r): Likewise.
9658 (expand_call_inline): Likewise.
9659 (clone_body): Likewise.
9660 (copy_tree_r): Likewise.
9661 (remap_save_expr): Likewise.
9662 (unsave_r): Likewise.
9663 (unsave_expr_now): Likewise.
9664 (tree_function_versioning): Likewise.
9665 (build_duplicate_type): Likewise.
9666 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
9667 (struct copy_body_data): Replace splay-tree by pointer-map.
9668 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
9669 not $(SPLAY_TREE_H).
9670 (gimplify.o): Depend on $(SPLAY_TREE_H).
9671 (omp-low.p): Likewise.
9673 2007-03-31 Anatoly Sokolov <aesok@post.ru>
9675 * config/avr/predicates.md (even_register_operand,
9676 odd_register_operand): New predicates.
9677 * config/avr/avr.md (movw peephole2): New.
9678 (movw_r peephole2): New.
9680 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
9682 * tree.h (get_signed_or_unsigned_type): New.
9683 * fold-const.c (operand_equal_for_comparison_p): Use
9684 get_signed_or_unsigned_type instead of
9685 lang_hooks.types.signed_or_unsigned_type.
9686 * expr.c (store_expr): Ditto.
9687 * langhooks.c (get_signed_or_unsigned_type): New.
9688 (lhd_signed_or_unsigned_type): New.
9689 * langhooks.h (lhd_signed_or_unsigned_type): New.
9690 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
9692 2007-03-30 Richard Henderson <rth@redhat.com>
9694 * tree-ssa-loop-ivopts.c: Include target.h.
9695 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
9696 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
9697 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
9698 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
9700 2007-03-30 Richard Henderson <rth@redhat.com>
9701 Kai Tietz <kai.tietz@onevision.com>
9703 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
9705 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
9706 (TARGET_64BIT_MS_ABI): New.
9707 (DBX_REGISTER_NUMBER): Handle 64-bit.
9708 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
9709 (LONG_TYPE_SIZE): Force to 32.
9710 (REG_PARM_STACK_SPACE): New.
9711 (OUTGOING_REG_PARM_STACK_SPACE): New.
9712 (REGPARM_MAX, SSE_REGPARM_MAX): New.
9713 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
9714 (STACK_BOUNDARY): Use 128 for 64-bit.
9715 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
9716 Add 64-bit implementation.
9717 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
9719 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
9720 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
9721 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
9722 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
9723 (ix86_handle_cconv_attribute): Don't warn when ignoring if
9724 TARGET_64BIT_MS_ABI.
9725 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
9726 (ix86_pass_by_reference): Likewise.
9727 (ix86_function_value_regno_p): Likewise.
9728 (ix86_build_builtin_va_list): Likewise.
9729 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
9730 (function_arg_advance_ms_64): New.
9731 (function_arg_advance): Call it.
9732 (function_arg_ms_64): New.
9733 (function_arg): Call it.
9734 (function_value_ms_64): New.
9735 (ix86_function_value_1): Call it.
9736 (return_in_memory_ms_64): New.
9737 (ix86_return_in_memory): Call it.
9738 (setup_incoming_varargs_ms_64): New.
9739 (ix86_setup_incoming_varargs): Call it.
9740 (ix86_expand_prologue): Handle 64-bit stack probing.
9741 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
9742 (output_pic_addr_const): Likewise.
9743 (x86_this_parameter): Likewise.
9744 (x86_output_mi_thunk): Likewise.
9745 (x86_function_profiler): Likewise.
9746 (TARGET_STRICT_ARGUMENT_NAMING): New.
9747 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
9748 (TARGET_64BIT_MS_ABI): New.
9749 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
9750 * config/i386/i386.md (allocate_stack_worker): Remove.
9751 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
9752 describe the clobber of eax without a match_scratch.
9753 (allocate_stack_worker_postreload): Remove.
9754 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
9755 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
9756 (allocate_stack_worker_rex64_postreload): Remove.
9757 (allocate_stack): Handle 64-bit.
9758 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
9759 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
9760 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
9761 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
9762 (STANDARD_STARTFILE_PREFIX_1): Likewise.
9763 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
9764 * config.build (x86_64-*-mingw*): New host.
9765 * config.host (x86_64-*-mingw*): New host.
9766 * config.gcc (x86_64-*-mingw*): New target.
9767 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
9769 2007-03-30 Richard Henderson <rth@redhat.com>
9770 Kai Tietz <kai.tietz@onevision.com>
9772 * c-pragma.c (struct def_pragma_macro_value): New.
9773 (struct def_pragma_macro): New.
9774 (pushed_macro_table): New.
9775 (dpm_hash, dpm_eq): New.
9776 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
9777 (init_pragma): Install them.
9778 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
9780 2007-03-30 Anatoly Sokolov <aesok@post.ru>
9782 * config/avr/avr.c (avr_override_options): Clear
9783 'flag_delete_null_pointer_checks'.
9785 2007-03-30 Paolo Carlini <pcarlini@suse.de>
9788 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
9789 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
9790 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
9791 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
9792 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
9793 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
9794 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
9796 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
9798 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
9800 * regmove.c: Move all of pass_stack_adjustments from here...
9801 * combine-stack-adj.c: ...to this new file.
9802 * Makefile.in: Add rules for combine-stack-adj.o.
9804 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
9806 PR tree-optimization/31383
9807 * tree-data-ref.c (affine_function_equal_p): Do not require the
9808 vectors to have the same length.
9810 2007-03-30 Jan Hubicka <jh@suse.cz>
9813 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
9814 availablility; add more sanity checking; ask varpool only about
9817 2007-03-29 Richard Henderson <rth@redhat.com>
9819 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
9820 to decide, but __SIZEOF_LONG_LONG__.
9822 2007-03-29 Richard Henderson <rth@redhat.com>
9824 * emutls.c (struct __emutls_array): New.
9825 (emutls_destroy): Use it instead of casting element 0 from void*.
9826 (__emutls_get_address): Likewise.
9828 2007-03-29 Richard Henderson <rth@redhat.com>
9830 * varasm.c (initializer_constant_valid_p): Don't deny
9831 DECL_DLLIMPORT_P on functions.
9833 * config/i386/cygming.h: Remove function declarations.
9834 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
9835 (ASM_OUTPUT_LABELREF): Remove.
9836 (COMMON_ASM_OP): Remove.
9837 (ASM_OUTPUT_COMMON): Remove.
9838 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
9839 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
9840 (ASM_DECLARE_FUNCTION_NAME): Likewise.
9841 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
9842 Rename from TARGET_ENCODE_SECTION_INFO.
9843 * config/i386/netware.h: Likewise.
9844 * config/i386/i386-protos.h: Update.
9845 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
9846 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
9847 (legitimate_constant_p): Reject dllimports.
9848 (dllimport_map, get_dllimport_decl): New.
9849 (legitimize_dllimport_symbol): New.
9850 (legitimize_address, ix86_expand_move): Use it.
9851 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
9852 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
9853 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
9854 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
9855 * config/i386/predicates.md (constant_call_address_operand): Only
9856 accept symbols; reject dllimport_p symbols.
9857 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
9858 i386_pe_maybe_record_exported_symbol.
9859 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
9860 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
9861 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
9862 trust the setting of DECL_DLLIMPORT_P.
9863 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
9864 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
9865 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
9866 tidy the argument scanning loop.
9867 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
9868 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
9869 (i386_pe_strip_name_encoding): Remove.
9870 (i386_pe_binds_local_p): New.
9871 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
9872 (i386_pe_output_labelref): Remove.
9873 (i386_pe_asm_output_aligned_decl_common): New.
9874 (i386_pe_maybe_record_exported_symbol): Rename from
9875 i386_pe_record_exported_symbol; check for dllexported symbols.
9877 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
9879 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
9880 add comment explaining why vsnprintf cannot be used.
9882 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
9884 PR tree-optimization/30666
9885 * tree.c (build_complex_type): When creating type names for DWARF2
9886 debug info, create TYPE_DECLs for TYPE_NAME instead of
9888 (build_common_tree_nodes_2): Use build_complex_type when building
9889 predefined complex types, to preserve canonical types.
9891 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
9893 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
9894 (noce_get_alt_condition): Look at it to determine whether to
9895 reverse the condition or not.
9896 (noce_get_condition): Substitute the truth for lies.
9897 (noce_find_if_block): Set the then_else_reversed field.
9899 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
9901 * config/fr30/fr30.md (movdi): Do not accept immediates as the
9902 destination of this insn.
9903 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
9904 than calling gen_rtx_SET directly. Use r0 to hold the value of
9905 'address + 4' rather than a stack based temporary which can be
9908 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
9910 * config/s390/s390.c (s390_secondary_input_reload_class,
9911 s390_secondary_output_reload_class): Functions removed.
9912 (s390_secondary_reload): New function.
9913 (TARGET_SECONDARY_RELOAD): Target macro defined.
9914 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
9915 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
9916 * config/s390/s390.md ("reload_outti", "reload_outdi",
9917 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
9918 "reload_out<mode>"): Expanders removed.
9919 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
9920 "reload<mode>_nonoffmem_out"): Expanders added.
9922 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
9924 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
9925 action if SRC->DEST replacement failed anyway.
9927 2007-03-28 Mike Stump <mrs@apple.com>
9929 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
9930 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
9931 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
9933 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9935 * config.gcc: Accept barcelona as a variant of amdfam10.
9936 * config/i386/i386.c (override_options): Likewise.
9937 * doc/invoke.texi: Likewise.
9939 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
9941 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
9942 offsets for BIT_FIELD_REF and COMPONENT_REF.
9944 2007-03-28 Richard Guenther <rguenther@suse.de>
9946 * tree.c (is_global_var): Move ...
9947 * tree-flow-inline.h (is_global_var): ... here.
9948 * tree.h (is_global_var): Remove declaration.
9950 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
9952 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
9954 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
9955 * config/i386/i386.c (ix86_tune_features): Initialize new
9957 * config/i386/predicates.md (promotable_binary_operator): Use
9958 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
9960 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
9963 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
9965 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
9967 * config/fr30/fr30.md (movsi_internal): Change destination
9968 constraint from m to V and add m to the end.
9970 2007-03-28 Christian Bruel <christian.bruel@st.com>
9972 * config/sh/sh.md (movsi_i): Fix type attribute.
9974 2007-03-28 Christian Bruel <christian.bruel@st.com>
9976 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
9977 (movsf_ie): Likewise.
9979 2007-03-28 Christian Bruel <christian.bruel@st.com>
9981 * config.gcc: Add sh4-300 to multilib.
9982 * config/sh/t-mlib-sh4-300: New file.
9984 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
9986 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
9987 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
9989 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
9990 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
9991 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
9992 "fixuns_trunctddi2"): Whitespace fix.
9994 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
9996 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
9997 the definition of struct sh_args.
9998 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
9999 CALL_COOKIE_INT_REG_GET): Likewise.
10001 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
10003 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
10004 transformations are applied successfully.
10006 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
10008 * tree.c (tree_contains_struct): Permit 512 tree codes.
10009 * tree.h (tree_contains_struct): Ditto.
10010 (MAX_TREE_CODES): Ditto.
10011 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
10012 SPARE member to store remaining padding bits.
10014 2007-03-27 Anatoly Sokolov <aesok@post.ru>
10016 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
10019 2007-03-27 Janis Johnson <janis187@us.ibm.com>
10021 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
10022 * configure: Regenerate.
10024 * configure: Regenerate using the correct version of autoconf.
10026 2007-03-27 Anatoly Sokolov <aesok@post.ru>
10028 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
10030 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
10031 regs to "__SP_L__" and "__SP_H__".
10033 2007-03-27 Richard Guenther <rguenther@suse.de>
10035 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
10036 computations with it with a HOST_WIDE_INT variable.
10038 2007-03-26 Mike Stump <mrs@apple.com>
10040 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
10041 objective-c-header, objective-c++-header and objc++-cpp-output
10043 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
10045 2007-03-26 Richard Henderson <rth@redhat.com>
10048 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
10049 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
10050 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
10051 IX86_BUILTIN_PSRLQ128): New.
10052 (ix86_init_mmx_sse_builtins): Add them.
10053 (ix86_expand_builtin): Expand them.
10054 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
10055 operand 2 be TImode.
10056 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
10057 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
10058 _mm_srli_epi64): Mark __B const.
10059 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
10060 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
10061 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
10062 new two-vector shift builtins.
10064 2007-03-26 Ian Lance Taylor <iant@google.com>
10066 PR tree-optimization/31345
10067 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
10068 [+INF, +INF(OVF)] into VARYING.
10070 2007-03-26 Zack Weinberg <zackw@panix.com>
10072 * gengtype-parse.c: New file.
10073 * gengtype-yacc.y: Delete.
10074 * gengtype-lex.l: Don't include gengtype-yacc.h.
10075 Define YY_DECL and yyterminate appropriately for recursive
10076 descent parser. yylval is now a string out-parameter to yylex.
10077 (HWS, EOID): New shorthand.
10078 (IWORD): Add a couple more types.
10079 (yylex): Add a setup stanza. Remove the complex rules for
10080 detecting GTY'ed types and typedefs; replace with simple
10081 keyword detectors. Adjust everything for the changed
10082 definition of yylval. Ignore all pp-directives, not just #define.
10084 (parse_file): Rename yybegin; do not call yyparse.
10086 * gengtype.c (xasprintf): Export again.
10087 (this_file): New. Use everywhere __FILE__ was being used.
10088 (get_lang_bitmap): Special case types defined in gengtype.c.
10089 (do_typedef, new_structure): Suppress definition of certain types.
10090 (new_structure): Improve diagnostics of duplicate definitions.
10091 Make sure location_s is associated with input.h.
10092 (nreverse_pairs, define_location_structures): New functions.
10093 (main): Improve tagging of kludge types. Remove old kludges
10094 for input.h types; use define_location_structures.
10095 * gengtype.h: Update prototypes. Define token codes here.
10096 * Makefile.in: Remove all references to gengtype-yacc.
10097 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
10099 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
10100 add GTY((skip)) to the field that's only conditionally there.
10101 * doc/install.texi: Document that Bison is no longer required
10102 unless building treelang.
10104 * gengtype.c: Don't include gtyp-gen.h.
10105 (srcdir): Declare here.
10106 (base_files, lang_dir_names): Allocate dynamically.
10107 (gt_files, num_gt_files, num_lang_dirs): New globals.
10108 (measure_input_list, read_input_line, read_input_list)
10109 (set_lang_bitmap): New functions.
10110 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
10111 simplify, relying on read_input_list to set up the bitmaps.
10112 (main): Arguments are no longer unused. Check for correct number
10113 of command line arguments, set srcdir and srcdir_len, then call
10114 read_input_list, before doing anything else. No need to worry
10115 about duplicates in main loop.
10116 * configure.ac: Simplify the calculation of all_gtfiles.
10117 Put language tags in there. Don't set or substitute
10118 all_gtfiles_files_langs or all_gtfiles_files_frags.
10119 * Makefile.in: Revamp the way gengtype is invoked, now that it
10120 takes a file on its command line with a much simpler format.
10121 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
10122 (GTFILES): Remove duplicates and C source files.
10123 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
10124 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
10125 * configure: Regenerate.
10127 * gengtype.h: Remove all type definitions to gengtype.c; leave
10128 only definitions of options_p, type_p, and pair_p as opaque
10129 pointers. Update prototypes.
10130 * gengtype.c: Many type definitions moved here from gengtype.h.
10131 Consolidate type definitions at the top of the file.
10132 (xvasprintf): Delete.
10133 (xasprintf): Make static.
10134 (create_nested_pointer_option): Add 'next' parameter.
10135 (create_field_all, create_field_at): New functions.
10136 (create_field): Now a thin wrapper around create_field_all.
10137 (create_optional_field): Rename create_optional_field_ and add
10138 line argument. Original name is now a macro which supplies
10140 (oprintf): Use vsnprintf directly.
10141 (close_output_files): Use fatal rather than perror/exit.
10142 (note_def_vec, note_def_vec_alloc): Use create_field_at.
10143 (main): Set progname. Don't use exit.
10144 * gengtype-yacc.y (struct_fields): Use create_field_at.
10145 (option, optionseqopt): Delete.
10146 (optionseq): Consolidate productions from option here so we
10147 can use the first argument to create_option.
10149 * gengtype-lex.l: Distinguish unions from structures in the
10150 token type. Don't call find_structure; return the tag as a string.
10151 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
10152 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
10153 string. Reorganize typedef_struct production accordingly.
10154 Use create_nested_ptr_option.
10155 * gengtype.c (create_nested_ptr_option): New function.
10156 * gengtype.h: Declare it.
10158 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
10159 (string_type): Don't declare.
10160 (do_scalar_typedef): Declare.
10161 (create_scalar_type): Update prototype.
10162 * gengtype.c (string_type): Make static.
10163 (scalar_nonchar, scalar_char): New.
10164 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
10165 (resolve_typedef): Use scalar_nonchar for error recovery.
10166 (create_scalar_type): Remove name_len field. Return scalar_char
10167 or scalar_nonchar as appropriate.
10168 (adjust_field_type): Look at scalar_is_char boolean to decide whether
10169 to use string_type.
10170 (throughout): Use scalar_nonchar instead of calling
10171 create_scalar_type, whenever possible.
10172 (main): Initialize scalar_char and scalar_nonchar before calling
10174 * gengtype-lex.l: Adjust for removal of second argument to
10175 create_scalar_type. Use yylval.s instead of yylval.t when
10177 * gengtype-yacc.y: Type of SCALAR is string. Call
10178 create_scalar_type from type:SCALAR rule. Adjust for removal of
10179 second argument to create_scalar_type.
10181 * vec.h: Remove all #if IN_GENGTYPE blocks.
10182 Add comment saying that changes may require adjustments to gengtype.
10183 * gengtype.c: Don't include coretypes.h or tm.h.
10184 Add comment to inclusion of errors.h.
10185 (note_def_vec, note_def_vec_alloc): New functions.
10186 * gengtype.h: Declare new functions.
10187 * gengtype-lex.l: Don't include coretypes.h.
10188 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
10190 (update_lineno): Remove unnecessary prototype.
10191 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
10192 (VEC rule): Just return VEC_TOKEN.
10193 * gengtype-yacc.y (VEC_TOKEN): New token type.
10194 (type): Add a production for VEC(a,b).
10195 * Makefile.in: Update dependencies.
10197 * gengtype-lex.l: Remove rules for parsing pointer-to-function
10198 typedefs that use the old PARAMS macro.
10200 * gengtype-lex.l: Remove all rules and states relating to yacc
10202 * gengtype-yacc.y: Similarly.
10203 * gengtype.c (note_yacc_type): Delete function.
10204 * gengtype.h: Update prototypes.
10206 2007-03-26 Joseph Myers <joseph@codesourcery.com>
10208 * tree-pretty-print.c (dump_generic_node): Report precision of
10209 unnamed integer types.
10211 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
10213 * ifcvt.c (noce_try_store_flag_constants): Don't check
10214 no_new_pseudos here.
10215 (noce_try_store_flag_constants): Don't check no_new_pseudos.
10216 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
10217 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
10218 noce_try_sign_mask): Likewise.
10219 (if_convert): Check no_new_pseudos here.
10221 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
10223 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
10224 (noce_get_condition): Handle new then_else_reversed argument.
10225 (noce_init_if_info): Remove, fold into noce_find_if_block.
10226 (noce_process_if_block): Take a struct noce_if_info as the
10227 argument. Don't set up one based on ce_if_info. Update pointer
10228 references accordingly.
10229 (cond_move_process_if_block): Likewise.
10230 (process_if_block): Removed.
10231 (find_if_block): Removed. Move functionality two new functions,
10232 noce_find_if_block and cond_exec_find_if_block.
10233 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
10234 blocks and the symmetric IF-ELSE-JOIN case.
10235 (cond_exec_find_if_block): Also new function mostly based on old
10236 find_if_block and process_if_block.
10237 (find_if_header): Replace find_if_block call with separately
10238 guarded calls to noce_find_if_block and cond_exec_find_if_block.
10239 (find_cond_trap): Update noce_get_condition call.
10240 (dead_or_predicable): Likewise.
10242 2007-03-26 Jakub Jelinek <jakub@redhat.com>
10244 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
10246 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
10247 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
10248 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
10249 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
10250 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
10251 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
10252 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
10253 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
10254 __builtin_ia32_psrad128 builtins.
10256 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
10258 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
10259 * config/i386/constraints.md
10260 (define_constraint "I"): Use IN_RANGE macro.
10261 (define_constraint "J"): Ditto.
10262 (define_constraint "K"): Ditto.
10263 (define_constraint "M"): Ditto.
10264 (define_constraint "N"): Ditto.
10265 (define_constraint "O"): Ditto.
10266 * config/i386/predicates.md
10267 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
10268 (define_predicate "const_0_to_3_operand"): Ditto.
10269 (define_predicate "const_0_to_7_operand"): Ditto.
10270 (define_predicate "const_0_to_15_operand"): Ditto.
10271 (define_predicate "const_0_to_63_operand"): Ditto.
10272 (define_predicate "const_0_to_255_operand"): Ditto.
10273 (define_predicate "const_1_to_31_operand"): Ditto.
10274 (define_predicate "const_2_to_3_operand"): Ditto.
10275 (define_predicate "const_4_to_7_operand"): Ditto.
10277 2007-03-25 David Edelsohn <edelsohn@gnu.org>
10279 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
10280 in SImode for save_world.
10281 * config/rs6000/altivec.md (save_world, restore_world): Convert to
10284 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
10286 PR tree-optimization/30784
10287 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
10290 2007-03-25 Revital Eres <eres@il.ibm.com>
10292 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
10293 Fold movement_possibility function into it.
10295 2007-03-25 David Edelsohn <edelsohn@gnu.org>
10297 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
10298 (load_macho_picbase_{si,di}): Convert to LR hard reg.
10299 (call_indirect_nonlocal_darwin64): Same.
10300 (call_nonlocal_darwin64): Same.
10301 (call_value_indirect_nonlocal_darwin64): Same.
10302 (call_value_nonlocal_darwin64): Same.
10303 (sibcall_nonlocal_darwin64): Same.
10304 (sibcall_value_nonlocal_darwin64): Same.
10305 (sibcall_symbolic_64): Same.
10306 (sibcall_value_symbolic_64): Same.
10307 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
10309 (rs6000_emit_load_toc_table): Same.
10310 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
10311 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
10313 (divss_call): Same.
10314 (divus_call): Same.
10315 (quoss_call): Same.
10316 (quous_call): Same.
10317 (load_toc_v4_pic_si): Same
10318 (load_toc_v4_PIC_1): Same.
10319 (load_toc_v4_PIC_1b): Same.
10320 (call_indirect_aix{32,64}): Same.
10321 (call_value_indirect_aix{32,64}): Same.
10323 (call_value): Same.
10324 (call_local{32,64}): Same.
10325 (call_value_local{32,64}): Same.
10326 (call_indirect_nonlocal_aix{32,64}): Same.
10327 (call_nonlocal_aix{32,64}): Same.
10328 (call_value_indirect_nonlocal_aix{32,64}): Same.
10329 (call_value_nonlocal_aix{32,64}): Same.
10330 (call_indirect_nonlocal_sysv<mode>): Same.
10331 (call_nonlocal_sysv<mode>): Same.
10332 (call_value_indirect_nonlocal_sysv<mode>): Same.
10333 (call_value_nonlocal_sysv<mode>): Same.
10335 (sibcall_local{32,64}): Same.
10336 (sibcall_value_local{32,64}): Same.
10337 (sibcall_nonlocal_aix{32,64}): Same.
10338 (sibcall_value_nonlocal_aix{32,64}): Same.
10339 (sibcall_nonlocal_sysv<mode>): Same.
10340 (sibcall_value): Same.
10341 (sibcall_value_nonlocal_sysv<mode>): Same.
10343 2007-03-24 Paul Brook <paul@codesourcery.com>
10345 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
10346 * config/arm/linux-eabi.h: Remove legacy syscall hack.
10348 2007-03-24 Richard Henderson <rth@redhat.com>
10350 * config/ia64/constraints.md: New file.
10351 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
10352 satisfies_constraint_?.
10353 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
10354 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
10355 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
10356 ia64_output_mi_thunk): Likewise.
10357 (ia64_const_ok_for_letter_p): Remove.
10358 (ia64_const_double_ok_for_letter_p): Remove.
10359 (ia64_extra_constraint): Remove.
10360 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
10361 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
10362 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
10363 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
10364 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
10365 EXTRA_MEMORY_CONSTRAINT): Remove.
10366 * config/ia64/ia64.md: Include constriants.md. Replace
10367 CONST_OK_FOR_? with satisfies_constraint_?.
10369 2007-03-23 Michael Meissner <michael.meissner@amd.com>
10370 H.J. Lu <hongjiu.lu@intel.com>
10372 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
10374 (name macros): Use DPD_BID_NAME to convert names properly.
10376 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
10377 decimal floating point format.
10378 (init_floating_libfuncs): Change decimal functions so that they
10379 have a "bid_" prefix if the decimal system uses the BID format,
10380 and "dpd_" prefix if the decimal system uses the DPD format.
10381 (init_interclass_conv_libfuncs): Ditto.
10382 (init_intraclass_conv_libfuncs): Ditto.
10384 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
10385 using the BID format.
10387 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
10388 whether we are using the BID decimal format.
10389 * configure: Regenerate.
10391 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
10392 the compiler has decimal floating point enabled. Define
10393 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
10396 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
10397 using the BID format.
10399 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
10400 whether we are using the BID decimal format.
10401 * configure: Regenerate.
10403 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
10404 the compiler has decimal floating point enabled. Define
10405 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
10408 * doc/install.texi (--enable-decimal-float): Document BID and DPD
10409 options, and that it is enabled for i386/x86_64 systems.
10411 * Makefile.in (enable_decimal_float): New.
10413 (DECNUMINC): Add -I$(DECNUMFMT).
10414 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
10415 to $(DECNUMFMT) from $(DECNUM).
10417 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
10418 Substitute enable_decimal_float.
10419 * configure: Regenerated.
10422 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
10425 * configure.ac: Enable decimal float for x86_64-*-linux*.
10426 * configure: Regenerated.
10429 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
10430 decimal128ClearSign to flip and clear the sign bit in decimal128.
10431 (decimal_real_maxval): Set decimal128SetSign to set the sign
10434 2007-03-23 Ian Lance Taylor <iant@google.com>
10436 * fold-const.c (fold_binary): Correct warning for X - c >= X.
10438 2007-03-23 Ian Lance Taylor <iant@google.com>
10440 * tree-dump.c (dump_files): Correct comment.
10442 2007-03-23 Ian Lance Taylor <iant@google.com>
10444 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
10446 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
10448 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
10449 in cfglayout mode. Don't go into and out of cfglayout mode.
10450 Link the blocks in the order of the constructed traces.
10451 (rest_of_handle_tracer): Adjust call to tracer.
10452 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
10453 Don't go into cfglayout mode.
10454 (rtl_loop_done): Don't go out of cfglayout mode.
10455 * cfglayout.c (relink_block_chain): New function, split out from...
10456 (fixup_reorder_chain): ...here. Remove redundant checking.
10457 (cfg_layout_finalize): Don't clear the header, footer, and aux
10458 fields here, move the code to do so to relink_block_chain. Likewise
10459 for free_original_copy_tables.
10460 * rtl.h (tracer): Update prototype.
10461 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
10462 Assert we are in cfglayout mode. Don't go into and out of cfglayout
10463 mode. Use relink_block_chain to serialize the CFG according to the
10464 new basic block order. Move targetm.cannot_modify_jumps_p check from
10466 (gate_handle_reorder_blocks): ...to here.
10467 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
10469 (gate_duplicate_computed_gotos): ...to here.
10470 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
10471 something always changes when going into and out of cfglayout mode.
10472 Perform an expensive cfg cleanup while going into cfglayout mode.
10473 Always update liveness information on HAVE_conditional_execution
10474 targets. Reserialize the basic blocks and go out of cfglayout mode.
10475 * reg-stack.c: Include cfglayout.h.
10476 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
10477 the call to reorder_basic_blocks.
10478 * basic-block.h (reorder_basic_blocks): Update prototype.
10479 (relink_block_chain): New prototype.
10480 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
10482 2007-03-23 Joseph Myers <joseph@codesourcery.com>
10484 * config/mips/mips.md (type, hazard, *movdi_32bit,
10485 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
10486 *movhi_internal, *movqi_internal, *movsf_hardfloat,
10487 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
10488 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
10489 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
10491 (movcc): Change first xfer to multi.
10492 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
10493 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
10494 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
10495 config/mips/generic.md: Change reservations using "xfer" to use
10497 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
10498 using match_operand.
10499 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
10500 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
10502 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
10504 2007-03-22 Richard Henderson <rth@redhat.com>
10506 * config/i386/i386.c: Remove unnecessary function declarations.
10507 Move targetm definition, and all related macros, to the end of
10508 the file. Resort some functions to put definitions before uses.
10509 (ix86_attribute_table): Make static. Move to end of file.
10510 (ix86_gimplify_va_arg): Make static.
10512 2007-03-22 Richard Henderson <rth@redhat.com>
10514 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
10515 don't increase local_regparm with force_align_arg_pointer check.
10516 (ix86_function_sseregparm): Assert 32-bit.
10517 (type_has_variadic_args_p): New.
10518 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
10519 type_has_variadic_args_p.
10520 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
10521 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
10522 use memset instead. Do maybe_vaarg check first; skip attribute
10523 tests if true; skip attribute tests for 64-bit.
10524 (construct_container): Remove TARGET_DEBUG_ARG.
10525 (function_arg_advance_32, function_arg_advance_64): Split out ...
10526 (function_arg_advance): ... from here.
10527 (function_arg_32, function_arg_64): Split out ...
10528 (function_arg): ... from here.
10529 (ix86_pass_by_reference): Tidy.
10530 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
10531 (function_value_32): New, from parts of ix86_function_value
10532 and ix86_value_regno.
10533 (function_value_64): New, from parts of ix86_function_value
10534 and ix86_libcall_value.
10535 (ix86_function_value_1): New.
10536 (ix86_function_value, ix86_libcall_value): Use it.
10537 (return_in_memory_32, return_in_memory_64): Split out ...
10538 (ix86_return_in_memory): ... from here.
10539 (ix86_struct_value_rtx): Skip for 64-bit.
10540 (ix86_libcall_value, ix86_value_regno): Remove.
10541 (setup_incoming_varargs_64): Split out ...
10542 (ix86_setup_incoming_varargs): ... from here.
10543 (ix86_va_start): Remove TARGET_DEBUG_ARG.
10544 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
10545 * config/i386/i386-protos.h (ix86_function_value): Remove.
10546 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
10548 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10551 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
10552 infinities not supported, otherwise emit warning if -Woverflow. On
10553 underflow, emit warning if -Woverflow.
10554 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
10556 * real.h (real_from_string): Update declaration
10558 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
10559 Richard Henderson <rth@redhat.com>
10561 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
10562 * calls.c (compute_argument_block_size, expand_call,
10563 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
10564 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
10565 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
10566 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
10567 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
10568 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
10569 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
10570 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
10573 2007-03-22 Joseph Myers <joseph@codesourcery.com>
10575 * c-incpath.c (add_sysroot_to_chain): New.
10576 (merge_include_chains): Add sysroot argument. Call
10577 add_sysroot_to_chain if sysrooted.
10578 (register_include_chains): Update call to merge_include_chains.
10579 * doc/cppopts.texi: Document use of '=' in include directory
10582 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
10584 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
10585 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
10586 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
10587 insn pattern using X87MODEF12 mode macro.
10589 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
10591 * regmove.c (regmove_optimize): Use reg_mentioned_p
10592 instead of reg_overlap_mentioned_p for DST.
10594 2007-03-21 Mike Stump <mrs@apple.com>
10596 * c.opt: Fixup for Objective-C/C++.
10598 2007-03-21 Steve Ellcey <sje@cup.hp.com>
10600 * explow.c (convert_memory_address): Fold memory reference when
10601 POINTERS_EXTEND_UNSIGNED < 0
10603 2007-03-21 Richard Henderson <rth@redhat.com>
10606 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
10607 * config/i386/mmintrin.h (__m64): Likewise.
10608 * config/i386/xmmintrin.h (__m128): Likewise.
10610 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10612 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
10613 (VXWORKS_OS_CPP_BUILTINS): Define.
10614 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
10615 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
10617 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10619 * rtl.h (constant_pool_reference_p): Delete.
10620 (find_constant_src): Declare.
10621 * rtlanal.c (find_constant_src): New function.
10622 * simplify-rtx.c (constant_pool_reference_p): Delete.
10623 * config/i386/i386.md: Use find_constant_src instead of
10624 constant_pool_reference_p/avoid_constant_pool_reference pairs.
10626 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10628 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
10629 * c-cppbuiltin.c (c_cpp_builtins): Define them.
10631 2007-03-20 Mark Mitchell <mark@codesourcery.com>
10633 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
10634 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
10635 (arm_elf_asm_constructor): Use it.
10636 (arm_elf_asm_destructor): New function.
10638 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
10640 * jump.c (mark_jump_label): Treat SEQUENCE specially.
10642 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
10644 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
10646 2007-03-19 Andrew Haley <aph@redhat.com>
10648 PR tree-optimization/31264
10649 * tree-vrp.c (register_edge_assert_for_1): Don't look though
10650 VIEW_CONVERT_EXPRs.
10652 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
10654 PR rtl-optimization/30907
10655 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
10656 (fwprop_init): Always call loop_optimizer_initialize.
10657 (fwprop_done): Always call loop_optimizer_finalize.
10658 (fwprop): We always have loop info now.
10659 (gate_fwprop_addr): Remove.
10660 (pass_fwprop_addr): Use gate_fwprop as gate.
10662 PR rtl-optimization/30841
10663 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
10664 df_chain_alloc): Call df_reorganize_refs unconditionally.
10665 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
10666 refs_organized to refs_organized_size.
10667 (df_ref_create_structure): Use refs_organized_size instead of
10668 bitmap_size if refs had been organized, and keep refs_organized_size
10670 * df.h (struct df_ref_info): Change refs_organized to
10671 refs_organized_size.
10672 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
10675 2007-03-19 Mark Mitchell <mark@codesourcery.com>
10677 * except.c (output_function_exception_table): Do not reference the
10678 EH personality routine for functions that do not require an
10681 2007-03-20 Jakub Jelinek <jakub@redhat.com>
10684 * c-typeck.c (convert_for_assignment): Call comptypes for
10685 RECORD_TYPE or UNION_TYPE.
10687 PR inline-asm/30505
10688 * reload1.c (reload): Do invalid ASM checking after
10689 cleanup_subreg_operands.
10691 2007-03-19 Jeff Law <law@redhat.com>
10693 * tree-cfg.c (find_taken_edge): Tighten conditions for
10694 optimizing computed gotos.
10696 2007-03-19 Michael Matz <matz@suse.de>
10698 * builtins.c (expand_builtin_sync_operation,
10699 expand_builtin_compare_and_swap,
10700 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
10703 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
10704 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
10707 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10709 * doc/tm.texi: Add brackets around the return type of
10710 TARGET_SECONDARY_RELOAD.
10712 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
10713 Richard Guenther <rguenther@suse.de>
10715 PR tree-optimization/31254
10716 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
10717 Use handled_component_p () where appropriate. Continue
10718 propagating into the rhs if we propagated into an INDIRECT_REF
10721 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10723 * config/s390/s390.md (op_type attribute): RRR instruction type added.
10724 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
10725 (xde, xdee): Mode attributes adjusted to support DFP modes.
10726 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
10727 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
10728 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
10729 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
10730 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
10731 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
10732 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
10734 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
10735 "movsf"): Insn definitions removed.
10736 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
10737 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
10738 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
10740 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
10741 "reload_in<mode>", "reload_out<mode>"): Expander added.
10742 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
10745 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10747 * config/s390/s390.md: Only non-functional changes. Renamed
10748 FPR mode macro to BFP all over the file.
10750 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10752 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
10753 (op_type attribute): RRF instruction type added.
10754 (fT0): New mode attribute.
10755 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
10756 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
10757 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
10758 instruction no secondary memory is needed when moving DFmode values
10759 between GPRs and FPRs.
10761 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10763 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
10764 inverted and documentation adjusted.
10765 ("mhard-dfp", "msoft-dfp"): New options.
10766 * config/s390/s390.c (s390_handle_arch_option): New architecture
10768 (override_options): Sanity checks for the new options added.
10769 * config.gcc: New architecture switch: z9-ec.
10770 * config/s390/s390.h (processor_flags): PF_DFP added.
10771 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
10772 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
10773 when the bit is NOT set so remove it from the defaults.
10775 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10777 * genemit.c (main): Print include statement for dfp.h.
10778 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
10781 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
10783 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
10785 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
10788 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
10789 instead of PATTERN.
10791 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10793 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
10794 attr_length_call, output_call, output_indirect_call): Cleanup
10795 formatting of targetm calls.
10797 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
10799 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
10801 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10803 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
10804 reservation, bypass and anti-bypass descriptions for these
10805 instructions. Update move patterns.
10806 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
10809 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
10811 * tree-vect-transform.c (get_initial_def_for_induction): Replace
10812 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
10813 (get_initial_def_for_reduction): Likewise.
10815 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
10817 Fix PR tree-optimization/29922
10818 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
10819 (get_representative): Removed.
10820 (value_dies_in_block_x): Update for rvuse removal.
10821 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
10822 (compute_antic_aux): Handle when PHI nodes appear in
10823 non-single-successors.
10824 (dump_bitmap_of_names): Removed.
10825 (compute_antic_safe): Renamed and removed rvuse calculation.
10826 Calculate only antic safe.
10827 (insert_into_preds_of_block): Remove assert.
10828 (execute_pre): Update for renamed functions.
10829 (defer_or_phi_translate_block): New function.
10831 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
10833 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
10834 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
10836 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
10837 Follow spelling conventions.
10839 * tree-data-ref.h: Remove the prototype for analyze_array.
10841 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
10843 PR tree-optimization/31041
10844 * tree-vect-transform.c (get_initial_def_for_induction): Call
10845 force_gimple_operand.
10847 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
10849 * ipa-type-escape.c (look_for_casts) : Revert code to use
10850 handled_component_p due to ada test a-numaux.adb.
10852 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
10854 * final.c (final_scan_insn): Alter the condition of a
10855 conditional trap if we have nonstandard CC.
10857 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10859 * configure.ac: Remove excess quoting from asm line 0 test.
10860 * configure: Rebuilt.
10862 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10864 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
10865 * c-common.c (convert_and_check): Move warning logic to...
10866 (warnings_for_convert_and_check): ...here. Define.
10867 * c-common.h (warnings_for_convert_and_check): Declare.
10869 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10871 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
10872 (output_call): Likewise.
10874 2007-03-16 Richard Sandiford <richard@codesourcery.com>
10876 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
10878 2007-03-16 Richard Sandiford <richard@codesourcery.com>
10880 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
10882 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
10884 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
10885 opteron, athlon-64 and athlon-fx processor_alias_table entries.
10887 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
10889 PR tree-optimization/31183
10890 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
10891 Use double_int instead of unsigned int for representing access_strides.
10892 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
10894 2007-03-16 Richard Guenther <rguenther@suse.de>
10896 PR tree-optimization/31146
10897 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
10898 to allow recursion of forward_propagate_addr_expr.
10899 (forward_propagate_addr_into_variable_array_index): Likewise.
10900 (forward_propagate_addr_expr): Likewise.
10901 (tree_ssa_forward_propagate_single_use_vars): Likewise.
10902 (forward_propagate_addr_expr_1): Recurse on simple copies
10903 instead of propagating into them. Do so for useless conversions
10905 (forward_propagate_addr_expr): Clean up unused statements after
10908 2007-03-16 Richard Guenther <rguenther@suse.de>
10910 * builtins.c (expand_builtin_cexpi): Use the right argument
10911 for the expansion via cexp.
10913 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10915 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
10916 * configure: Rebuilt.
10918 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10921 * dwarf2out.c (force_type_die): Adjust comment.
10922 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
10924 2007-03-15 DJ Delorie <dj@redhat.com>
10926 * config/frv/predicates.md (minmax_operator): Don't check operands
10929 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
10931 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
10932 Update constant estimates of number of iterations.
10933 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
10934 argument renamed to "realistic".
10935 (compute_estimated_nb_iterations): Removed.
10936 (record_niter_bound): New function.
10937 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
10938 call record_nonwrapping_iv with upper = false.
10939 (infer_loop_bounds_from_signedness): Pass upper argument to
10940 record_nonwrapping_iv.
10941 (estimate_numbers_of_iterations_loop): Do not call
10942 compute_estimated_nb_iterations. Record estimate based on profile
10943 information. Initialize the constant estimates of number of
10945 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
10947 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
10948 number of iterations is too small.
10949 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
10950 (EST_NOT_AVAILABLE): Removed.
10951 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
10952 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
10955 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
10957 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
10958 Handle NE_EXPR guards.
10960 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10963 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
10964 Set also -pedantic-errors by default for the preprocessor unless
10965 -fpermissive is given.
10967 2007-03-15 Richard Guenther <rguenther@suse.de>
10969 PR middle-end/29719
10970 PR middle-end/31161
10971 * builtins.c (expand_builtin_cexpi): As a fallback if we
10972 don't have builtins for sincos or cexp create a function
10973 declaration for cexp and expand to a call to that.
10974 (expand_builtin_int_roundingfn): Always fall
10975 back to floor/ceil and its variants even if they may be
10978 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
10980 PR middle-end/31159
10981 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
10982 jump tables, move the call to delete_dead_jumptables from here...
10983 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
10984 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
10985 don't allow merging of blocks that try_redirect_by_replacing_jump
10986 also does not handle when not optimizing.
10988 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
10989 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10991 * config/i386/i386.md (x86_sahf_1): Correctly handle
10994 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
10997 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
10998 x86_64_general_operand as operand[2] predicate. Remove "iF"
10999 from operand constraints and use "e" constraint instead.
11000 (*subti3_1, *subti3_1 splitter): Ditto.
11001 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
11002 operand[1] predicate.
11004 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
11006 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
11007 arrays, multiply the access strides by the size of the sub-array.
11008 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
11010 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
11012 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
11013 the configured assembler supports the sahf mnemonic.
11014 * configure: Regenerate.
11015 * config.in: Regenerate.
11017 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
11018 emit "sahf" or ".byte\t0x9e" as asm template.
11020 2007-03-14 Michael Meissner <michael.meissner@amd.com>
11023 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
11024 option to replace hard coded TARGET_xxx in md file.
11025 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
11026 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
11027 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
11028 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
11029 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
11030 (X86_TUNE_NOT_VECTORMODE): Ditto.
11031 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
11032 (TUNE_AVOID_VECTOR_DECODE): Ditto.
11033 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
11034 (TUNE_SLOW_IMUL_IMM8): Ditto.
11035 (TUNE_MOVE_M1_VIA_OR): Ditto.
11036 (TUNE_NOT_UNPAIRABLE): Ditto.
11037 (TUNE_NOT_VECTORMODE): Ditto.
11039 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
11042 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
11043 tuning options instead of hard coded TARGET_xxx.
11044 (fix ssemode peephole2's): Ditto.
11045 (imul peephole2's): Ditto.
11047 (movdi_or_rex64): Ditto.
11048 (move peephole2): Ditto.
11049 (not peephole2's): Ditto.
11051 2007-03-14 Dirk Mueller <dmueller@suse.de>
11053 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
11054 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
11055 * c-parser.c (c_parser_if_body): Always add an empty statement in case
11057 * c-parser.c (c_parser_do_statement): Warn about empty body in
11058 do/while statement.
11059 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
11060 * doc/invoke.texi (-Wempty-body): Update documentation.
11062 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11065 * c-common.h (warn_for_div_by_zero): Declare.
11066 * c-common.c (warn_for_div_by_zero): Define.
11067 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
11070 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11072 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
11073 to PREFIX and STANDARD_PREFIX.
11075 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11076 Phil Edwards <phil@codesourcery.com>
11078 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
11079 (__gthread_once_t): Remove busy field for RTPs.
11080 (__GTHREAD_ONCE_INIT): Update accordingly.
11082 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11084 * doc/invoke.texi: Document VxWorks options.
11086 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
11088 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
11090 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
11092 PR tree-optimization/30590
11093 * tree-nrv.c (tree_nrv): Check for the partial update of the
11096 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
11098 * flags.h (flag_random_seed): Remove declaration, in favor of...
11099 * toplev.h (get_random_seed, set_random_seed): ... these.
11100 * tree.c (get_file_function_name): Use the former.
11101 * opts.c (common_handle_option): Use the latter.
11104 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
11106 PR middle-end/31127
11107 * cse.c (cse_find_path): Do not bail out if a basic block that
11108 we already visited now becomes part of a path that starts at a
11109 different basic block. Just disallow this, to make sure we
11110 visit each basic block at most once.
11112 2007-03-13 Jan Hubicka <jh@suse.cz>
11114 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
11115 attributes, when profile esitmate is present, calls with very low
11116 frequency are cold.
11118 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
11120 PR tree-optimization/30730
11121 PR tree-optimization/26900
11122 * tree-ssa-loop-niter.c: Include gmp.h.
11123 (bounds): New type.
11124 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
11125 split_to_var_and_offset, determine_value_range,
11126 bound_difference_of_offsetted_base, refine_bounds_using_guard,
11127 bound_difference, bounds_add, bounds_negate,
11128 number_of_iterations_ne_max, dump_affine_iv): New functions.
11129 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
11130 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
11131 difference of initial and final value of control iv to validate
11133 (number_of_iterations_cond): Add loop parameter. Determine bounds
11134 on the difference of the extremes of the control iv. Add dumps.
11135 (expand_simple_operations): Handle phi nodes.
11136 (simplify_using_initial_conditions): Do not record used conditions.
11137 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
11138 Do not set additional_info.
11139 (implies_nonnegative_p, implies_ge_p): Removed.
11140 (derive_constant_upper_bound): Do not use parameter `additional'.
11141 (record_estimate): Parameter `additional' removed. Parameter
11142 `i_bound' added. Do not call derive_constant_upper_bound.
11143 (record_nonwrapping_iv): Use derive_constant_upper_bound to
11144 bound the number of iterations estimate.
11145 (estimate_numbers_of_iterations_loop): Pass the estimate from
11146 the number of iterations analysis to record_estimate.
11147 * tree.h (multiple_of_p): Declare.
11148 * tree-scalar-evolution.c (expression_expensive_p): Removed.
11149 (scev_const_prop): Do not check expression_expensive_p.
11150 * fold-const.c (multiple_of_p): Exported.
11151 * double-int.c (double_int_mask): Exported.
11152 * double-int.h (double_int_mask): Declare.
11153 * tree-flow.h (struct tree_niter_desc): Removed additional_info
11154 field. Added max field.
11156 2007-03-13 David Taylor <taylor@candd.org>
11159 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
11162 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11165 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
11166 two unamed patterns.
11168 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
11170 * config/i386/i386.opt (mcx16, msahf): New options.
11171 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
11172 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
11174 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
11175 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
11176 Output -mcx16 and -msahf options when corresponding bit is set.
11178 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
11179 and -msahf options.
11181 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
11183 * configure.ac: Test for assembler tolerance to # 0 "".
11184 * configure, config.in: Rebuilt.
11185 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
11187 2007-03-13 Geoffrey Keating <geoffk@apple.com>
11189 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
11191 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
11192 (handle_syscall): Handle direct system calls.
11193 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
11195 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
11197 * doc/invoke.texi: Fix cpp.info cross-reference.
11198 * doc/passes.texi: Fix gcc.info cross-reference.
11200 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
11202 PR tree-optimization/30835
11203 * lambda-code.c (can_convert_to_perfect_nest): Check whether
11204 bb_for_stmt is not NULL before accessing it.
11206 2007-03-12 Joseph Myers <joseph@codesourcery.com>
11208 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
11211 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
11214 * doc/install.texi: Document --enable-stage1-languages
11216 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
11218 * tree-pass.h (pass_into_cfg_layout_mode,
11219 pass_outof_cfg_layout_mode): Declare.
11220 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
11221 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
11222 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
11223 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
11225 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
11227 * c-decl.c (warn_variable_length_array): New function.
11228 Refactored from grokdeclarator to handle warn_vla
11229 and handle unnamed array case.
11230 (grokdeclarator): Refactored VLA warning case.
11231 * c.opt (Wvla): New flag.
11232 * doc/invoke.texi (Wvla): New warning.
11234 2007-03-12 Richard Henderson <rth@redhat.com>
11236 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
11237 (TARGET_SECTION_TYPE_FLAGS): New.
11239 2007-03-12 Richard Henderson <rth@redhat.com>
11241 * config/darwin.c (machopic_reloc_rw_mask): New.
11242 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
11243 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
11245 2007-03-12 Mark Mitchell <mark@codesourcery.com>
11247 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
11248 * cppdefault.h (cpp_PREFIX): Document.
11249 (cpp_PREFIX_len): Likewise.
11250 (cpp_EXEC_PREFIX): New variable.
11251 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
11252 * c-incpath.c (add_standard_paths): Correct logic for relocating
11253 paths within prefix.
11255 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
11257 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
11258 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
11260 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
11261 fix_truncdfdi_sse using SSEMODEF mode macro.
11262 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
11263 fix_truncdfsi_sse using SSEMODEF mode macro.
11264 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
11265 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
11267 2007-03-12 Richard Sandiford <richard@codesourcery.com>
11269 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
11270 elfos.h to tm_file.
11272 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
11274 * tree.h : Add multiple_of_p declaration.
11275 * fold-const.c (multiple_of_p): Make multiple_of_p public.
11276 * ipa-type-escape.c (results_of_malloc): Redundant.
11277 (visited_stmts): New. Visited stmt for walk_use_def_chains.
11278 (cast_type): Extended with new members.
11279 (check_cast): Returns cast_type.
11280 (cast): New structure for data of walk_use_def_chains.
11281 (is_malloc_result, is_cast_from_non_pointer_1,
11282 is_cast_from_non_pointer,
11283 is_array_access_through_pointer_and_index): New functions.
11284 (look_for_casts): Returns cast types.
11285 (check_call): Returns void.
11286 (okay_pointer_operation): Use support of pointer plus index,
11287 pointer plus constant and allow all multiplications.
11289 2007-03-11 Richard Guenther <rguenther@suse.de>
11291 PR tree-optimization/31115
11292 * tree-vrp.c (extract_range_from_binary_expr): Make sure
11293 the shift count is positive and non-anti-range for RSHIFT_EXPR.
11294 A shift count of zero is not special as with *_DIV_EXPR.
11295 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
11298 2007-03-11 Ian Lance Taylor <iant@google.com>
11300 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
11301 the *_DIV_EXPR codes correctly with overflow infinities.
11303 2007-03-11 Ira Rosen <irar@il.ibm.com>
11305 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
11306 indicate success/failure of the analysis. Add negation to subtrahend
11307 in case of subtraction. Fail if both operands contain constants.
11308 (create_data_ref): Fail if analyze_offset fails.
11310 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
11312 * config/i386/i386.md (frndintxf2): Rename to ...
11313 (rintxf2): ... this. Remove expander having same name.
11314 (rintsf2, rintdf2): Implement using SSEMODEF macro.
11315 (roundsf2, rounddf2): Ditto.
11316 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
11317 (lround<mode>di2, lround<mode>si2): Ditto.
11319 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
11321 * lower-subreg.c: Include except.h.
11322 (decompose_multiword_subregs): Verify that the only control flow
11323 insns we can split are loads to multi-words pseudos.
11324 Handle breaking such blocks after splitting, instead of calling
11325 find_many_sub_basic_blocks.
11327 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
11328 on the new basic block. Add a lengthy comment explaining why we
11329 thought this was necessary.
11330 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
11332 2007-03-10 Mark Mitchell <mark@codesourcery.com>
11335 * tree.c (walk_type_fields): Recurse into the element type of
11336 ARRAY_TYPEs if there is a pointer set.
11338 2007-03-10 Dirk Mueller <dmueller@suse.de>
11340 * c-common.c (warn_logical_operator): Fix condition.
11342 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
11344 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
11346 * config/darwin.c (machopic_select_section): Remove superfluous
11347 argument in call to categorize_decl_for_section. Remove unused
11350 2007-03-10 Joseph Myers <joseph@codesourcery.com>
11352 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
11354 * configure: Regenerate.
11356 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
11359 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
11360 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
11361 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
11362 Add LABEL_NUSES to emitted label.
11363 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
11364 branch probability value to emitted jump insn.
11365 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
11366 Do not check life information and do not re-arrange input operands
11367 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
11369 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
11371 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
11372 the change of decode_asm_operands.
11374 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
11376 * mode-switching.c (create_pre_exit): Skip blockage insn.
11378 2007-03-09 Diego Novillo <dnovillo@redhat.com>
11380 * tree-pass.h (TODO_update_smt_usage): Remove.
11382 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
11386 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11388 * pa.c (attr_length_call): Revise condition for long
11389 pc-relative branch.
11390 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
11391 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
11392 sequence on SOM target.
11394 2007-03-09 Geoffrey Keating <geoffk@apple.com>
11396 * gcc.c: Document %{, in big comment at top.
11397 (input_suffix_matches): Remove special handling for .s and
11399 (input_spec_matches): New.
11400 (handle_braces): Handle %{,.
11401 (validate_switches): ',' indicates a value which is not a switch.
11402 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
11403 to detect assembler input.
11404 * config/i386/sol2.h (CPP_SPEC): Likewise.
11405 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
11406 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
11407 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
11408 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
11409 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
11410 -m64 causes deployment target to default to 10.5.
11411 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
11413 2007-03-09 Richard Henderson <rth@redhat.com>
11416 * target.h (targetm.asm.out.reloc_rw_mask): New.
11417 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
11418 (TARGET_ASM_OUT): Use it.
11419 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
11420 * varasm.c (categorize_decl_for_section): Remove shlib argument;
11421 use the new reloc_rw_mask target hook instead.
11422 (default_section_type_flags_1): Merge into...
11423 (default_section_type_flags): ... here.
11424 (decl_readonly_section_1): Merge into...
11425 (decl_readonly_section): ... here.
11426 (default_elf_select_section_1): Merge into...
11427 (default_elf_select_section): ... here.
11428 (default_unique_section_1): Merge into...
11429 (default_unique_section): ... here.
11430 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
11431 (default_select_rtx_section): Use it.
11432 (default_elf_select_rtx_section): Likewise.
11433 * output.h: Update to match.
11434 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
11435 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
11436 (TARGET_ASM_RELOC_RW_MASK): New.
11437 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
11438 to categorize_decl_for_section.
11439 (x86_64_elf_unique_section): Likewise.
11440 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
11441 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
11442 (TARGET_ASM_RELOC_RW_MASK): New.
11443 * config/ia64/ia64.c (ia64_rwreloc_select_section,
11444 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
11445 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
11446 (TARGET_RWRELOC): Remove.
11447 (ia64_section_type_flags): Adjust call to default_section_type_flags.
11448 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
11449 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
11450 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
11451 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
11452 (rs6000_xcoff_select_section): Use decl_readonly_section.
11453 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
11454 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
11455 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
11456 (TARGET_SECTION_TYPE_FLAGS): Remove.
11457 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
11459 2007-03-09 Roger Sayle <roger@eyesopen.com>
11461 * fold-const.c (fold_comparison): Remove compile-time evaluation of
11462 complex constant equality/inequality comparisons for here.
11463 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
11464 known at compile-time or can be simplified to a scalar comparison.
11465 (fold_relational_const): Move compile-time evaluation of complex
11466 constant equality/inequality comparisons to here.
11468 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11470 PR rtl-optimization/30643
11471 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
11473 (fold_rtx): Recurse, like before 2006-11-03.
11475 2007-03-09 DJ Delorie <dj@redhat.com>
11477 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
11480 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
11482 PR tree-optimization/30375
11483 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
11484 LHS of statements is not the same.
11485 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
11487 2007-03-09 Chao-ying Fu <fu@mips.com>
11489 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
11491 * doc/invoke.texi (-mdspr2): Document new option.
11492 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
11493 New unspec for DSP REV 2.
11494 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
11495 these instructions are extended in DSP REV 2.
11496 (mips-dspr2.md): Include.
11497 * config/mips/mips.opt (mdspr2): New option.
11498 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
11499 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
11500 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
11501 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
11502 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
11503 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
11504 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
11506 (bdesc_map): Add one field of unsupported_target_flags.
11507 (bdesc_arrays): Update entries to have extra fields. Add
11509 (mips_init_builtins): Initialize new function types.
11510 Check unsupported_target_fileds to filter out builtins.
11511 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
11513 (ASM_SPEC): Pass mdspr2 to the assembler.
11514 * config/mips/mips-dspr2.md: New file.
11516 2007-03-09 Sa Liu <saliu@de.ibm.com>
11518 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
11520 2007-03-09 Ian Lance Taylor <iant@google.com>
11522 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
11523 argument) like -Wstrict-overflow=2.
11524 * doc/invoke.texi (Warning Options): Update documentation.
11526 2007-03-09 Dirk Mueller <dmueller@suse.de>
11529 * doc/invoke.texi (-Wlogical-op): Document.
11530 * common.opt (-Wlogical-op): New.
11531 * c-common.h (warn_logical_operator): Declare.
11532 * c-common.c (warn_logical_operator): Define.
11533 * c-typeck.c (parser_build_binary_op): Call
11534 warn_logical_operator.
11536 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11538 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
11539 * final.c (final_scan_insn): Test for non-"" file name.
11541 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
11543 * doc/loop.texi: Document the Omega linear constraints solver.
11544 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
11545 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
11546 omega-hash-table-size, omega-max-keys, and
11547 omega-eliminate-redundant-constraints.
11548 * tree-pass.h (pass_check_data_deps): Declared.
11551 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
11552 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
11553 pass_check_data_deps): New.
11554 * tree-data-ref.c (init_data_ref): Remove declaration.
11555 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
11556 (analyze_array): Renamed init_array_ref, move up initializations.
11557 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
11558 Removed arguments that are set to NULL.
11559 (analyze_indirect_ref): Correct indentation, correct call to
11561 (object_analysis): Call init_array_ref instead of analyze_array.
11562 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
11563 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
11564 of DR_ACCESS_FNS_ADDR.
11565 (init_omega_eq_with_af, omega_extract_distance_vectors,
11566 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
11567 ddr_consistent_p): New.
11568 (compute_affine_dependence): Check consistency of ddrs when
11569 flag_check_data_deps is passed.
11570 (analyze_all_data_dependences): Uncomment.
11571 (tree_check_data_deps): New.
11572 * tree-data-ref.h: Include omega.h.
11573 (DR_ACCESS_FNS_ADDR): Removed.
11574 (data_dependence_relation): Add inner_loop.
11575 (DDR_INNER_LOOP): New.
11576 * common.opt (fcheck-data-deps): New.
11577 * tree-flow.h (tree_check_data_deps): Declare.
11578 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
11579 (OBJS-common): Depend on omega.o.
11581 * passes.c (pass_check_data_deps): Scheduled.
11582 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
11583 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
11584 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
11585 PARAM_VECT_MAX_VERSION_CHECKS,
11586 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
11588 2007-03-09 Richard Guenther <rguenther@suse.de>
11590 PR tree-optimization/30904
11591 PR middle-end/31058
11592 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
11593 the same way as *_DIV_EXPR.
11595 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11597 * recog.c (decode_asm_operands): No mixed declarations and code.
11599 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11601 * rtl.def (ASM_INPUT): Add location.
11602 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
11603 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
11604 (decode_asm_operands): Add loc operand.
11605 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
11606 * stmt.c (expand_asm): Rename to...
11607 (expand_asm_loc): ... this. Add locus argument. Pass it on to
11608 gen_rtx_ASM_INPUT_loc.
11609 (expand_asm_expr): Adjust.
11610 * recog.c (decode_asm_operands): Add loc operand.
11611 (check_asm_operands, extract_insn): Adjust.
11612 * reload1.c (maybe_fix_stack_asms): Likewise.
11613 * final.c (asm_insn_count): Likewise.
11614 (final_scan_insn): Output # line before and after asm.
11616 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
11618 * tree-ssa-structalias.c (variable_info): Remove
11620 (new_var_info): Ditto.
11621 (shared_bitmap_info_t): New structure.
11622 (shared_bitmap_table): New variable.
11623 (shared_bitmap_hash): New function.
11624 (shared_bitmap_eq): Ditto
11625 (shared_bitmap_lookup): Ditto.
11626 (shared_bitmap_add): Ditto.
11627 (merge_smts_into): Change to take bitmap directly.
11628 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
11629 (init_alias_vars): Init shared bitmap hashtable.
11630 (delete_points_to_sets): Delete shared bitmap hashtable.
11631 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
11632 is_aliased removal as a change that was still necessary was
11635 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
11637 * config/i386/i386.h (override_options): Conditionally disable
11638 x86_sahf for 64bit targets only.
11640 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
11643 * c-decl.c (merge_decls): Don't call make_var_volatile.
11644 * varasm.c (make_var_volatile): Remove.
11645 * output.h (make_var_volatile): Remove.
11647 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
11649 PR tree-optimization/31085
11650 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
11652 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11654 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
11655 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
11656 ATTR_CONST_NOTHROW_LIST.
11658 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
11661 2007-03-08 Diego Novillo <dnovillo@redhat.com>
11663 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
11665 2007-03-08 Geoffrey Keating <geoffk@apple.com>
11668 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
11670 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
11671 passed, use shared libgcc.
11673 2007-03-08 Roger Sayle <roger@eyesopen.com>
11675 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
11676 instead of calling build2 with a GIMPLE_MODIFY_STMT.
11677 (honor_protect_cleanup_actions, lower_try_finally_switch):
11679 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
11680 ifc_temp_var): Likewise.
11681 * tree-inline.c (setup_one_parameter): Likewise.
11682 * tree-mudflap.c (mf_decl_cache_locals,
11683 mf_build_check_statement_for): Likewise.
11684 * tree-nested.c (init_tmp_var, save_tmp_var,
11685 finalize_nesting_tree_1): Likewise.
11686 * tree-outof-ssa.c (insert_copy_on_edge,
11687 insert_backedge_copies): Likewise.
11688 * tree-profile.c (tree_gen_edge_profiler,
11689 tree_gen_ic_profiler): Likewise.
11690 * tree-scalar-evolution.c (scev_const_prop): Likewise.
11691 * tree-sra.c (sra_build_assignment): Likewise.
11692 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
11693 * tree-ssa-math-opts.c (insert_reciprocals,
11694 execute_cse_sincos_1): Likewise.
11695 * tree-tailcall.c (adjust_accumulator_values,
11696 adjust_return_value): Likewise.
11697 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
11698 * tree-vect-transform.c (vect_create_data_ref_ptr,
11699 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
11700 vect_create_epilog_for_reduction, vectorizable_reduction,
11701 vectorizable_call, vectorizable_conversion,
11702 vectorizable_assignment, vectorizable_operation,
11703 vectorizable_type_demotion, vect_gen_widened_results_half,
11704 vect_permute_store_chain, vectorizable_store,
11705 vect_setup_realignment, vect_permute_load_chain,
11706 vectorizable_load, vectorizable_condition,
11707 vect_create_cond_for_align_checks): Likewise.
11708 * tree-vrp.c (build_assert_expr_for): Likewise.
11710 2007-03-08 Ian Lance Taylor <iant@google.com>
11712 * tree-vrp.c: Include "intl.h".
11713 (usable_range_p): New static function.
11714 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
11715 overflowed values, juts set *strict_overflow_p.
11716 (compare_values): Only return -2 if one of the operands is not a
11718 (compare_ranges): Call usable_range_p.
11719 (compare_range_with_value): Likewise.
11720 (vrp_evaluate_conditional_warnv): Rename from
11721 vrp_evaluate_conditional. Make static. Change all callers.
11722 (vrp_evaluate_conditional): New function.
11723 (simplify_div_or_mod_using_ranges): Issue warning about reliance
11724 on signed overflow.
11725 (simplify_abs_using_ranges): Likewise.
11726 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
11727 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
11728 within_stmt parameter.
11729 * tree-ssa-propagate.c (fold_predicate_in): Update call to
11730 vrp_evaluate_conditional.
11731 * tree-ssa-threadedge.c
11732 (record_temporary_equivalences_from_stmts_at_dest): Change
11733 simplify parameter to take a second tree parameter.
11734 (simplify_control_stmt_condition): Likewise.
11735 (thread_across_edge): Likewise.
11736 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
11737 (thread_across_edge): Likewise.
11738 * Makefile.in (tree-vrp.o): Depend upon intl.h.
11740 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
11742 * config/i386/i386.h (TARGET_SAHF): New define.
11743 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
11744 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
11745 (x86_sahf): New global variable.
11746 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
11747 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
11748 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
11749 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
11751 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
11752 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
11753 when expanding fcomi/sahf based tests.
11754 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
11755 expanding sahf based alternative. Emit sahf based sequence when
11756 optimizing for code size.
11757 * config/i386/i386.md (x86_sahf_1): Do not disable for
11758 TARGET_64BIT, enable for TARGET_SAHF.
11760 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
11762 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
11763 spurious whitespace from error message.
11765 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
11768 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
11770 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
11772 * c-decl.c (grokdeclarator): Disable warnings for anonymous
11774 * tree-sra.c (instantiate_element): Propagate disabled warnings
11775 from the element itself to the created variable.
11777 2007-03-07 Richard Henderson <rth@redhat.com>
11780 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
11781 silently fix up the stack in the case of a missing register.
11783 2007-03-07 Paul Brook <paul@codesourcery.com>
11785 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
11787 2007-03-07 Joseph Myers <joseph@codesourcery.com>
11789 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
11791 (phase1_vrs): Use them.
11792 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
11793 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
11794 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
11795 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
11796 __gnu_Unwind_Restore_WMMXC if required.
11797 (_Unwind_VRS_Pop): Implement iWMMXt support.
11798 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
11799 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
11800 gnu_Unwind_Save_WMMXC): Define.
11802 2007-03-07 Richard Sandiford <richard@codesourcery.com>
11804 * config/vxworks.h (vxworks_override_options): Declare.
11805 (VXWORKS_OVERRIDE_OPTIONS): Use it.
11806 * config/vxworks.c: Include target.h and toplev.h.
11807 (vxworks_override_options): New function.
11808 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
11810 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
11812 * config/s390/s390.c (override_options): Don't emit an error when
11813 -mstack-size is used without providing -mstack-guard.
11814 (s390_emit_prologue): Choose stack_guard value automatically if not
11815 provided via command line.
11816 * doc/invoke.texi: Adjust description of -mstack-guard and
11819 2007-03-07 Richard Sandiford <richard@codesourcery.com>
11821 * config/i386/i386.c (output_set_got): Add a GOT initialization
11822 sequence for VxWorks PIC.
11823 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
11824 around labels as well as symbols. Use gotoff_operand instead
11825 of local_symbolic_operand.
11826 (legitimize_pic_address): Use gotoff_operand instead of
11827 local_symbolic_operand. Use @GOT accesses for labels as
11829 (ix86_output_addr_diff_elt): Use PC-relative rather than
11830 GP-relative offsets for VxWorks PIC.
11831 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
11832 no_new_pseudos. Check whether the returned register is op0.
11833 * config/i386/i386.md (tablejump): Use PC-relative rather than
11834 GP-relative offsets for VxWorks PIC.
11835 * config/i386/predicates.md (gotoff_operand): New predicate.
11837 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11839 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
11841 * config/vxworks-dummy.h: New file.
11842 * config/i386/i386.h: Include it.
11844 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
11846 * dwarf2out.c (is_inlined_entry_point): New
11847 (add_high_low_attributes): Emit DW_AT_entry_pc along with
11848 DW_AT_ranges if the first subblock is the entry point.
11850 2007-03-06 David Daney <ddaney@avtrex.com>
11852 * doc/install.texi (mips-*-*): Change recommended binutils
11855 2007-03-06 Anatoly Sokolov <aesok@post.ru>
11857 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
11858 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
11860 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11861 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11863 2007-03-06 Jan Hubicka <jh@suse.cz>
11865 * errors.h (warning, error, fatal, internal_error): Mark as cold.
11866 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
11868 (probably_cold_bb_p): Cold functions are cold.
11869 (probably_never_executed_bb_p): Cold functions are cold.
11870 (tree_bb_level_predictions): Predict calls to cold functions as not
11872 (compute_function_frequency): Check hot/cold attributes.
11873 * function.h (function_frequency): Update comments.
11874 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
11875 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
11876 (c_common_att): Add cold and hot.
11878 * doc/extend.texi (hot,cold attributes): Document.
11880 2007-03-06 Andrew Haley <aph@redhat.com>
11882 * function.c (expand_function_end): Move blockage to just after we
11883 emit the label for the naked return from the function.
11885 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11887 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
11890 2007-03-06 Jan Hubicka <jh@suse.cz>
11892 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
11893 loaded for constant large models. Non-large 64bit PIC can do.
11894 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
11895 * cmodel.h: Add LARGE PIC.
11896 * i386.md (UNSPEC_PLTOFF): New.
11897 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
11899 (*call_1_rex64): Disable for large models.
11900 (*call_1_rex64_large): New.
11901 (*call_value_1_rex64): Disable for large models.
11902 (*call_value_1_rex64_large): New.
11903 (set_rip_rex4): New.
11904 (set_got_offset_rex64): New.
11905 * predicates.md (constant_call_address_operand): For large model
11906 constant calls are not possible.
11907 * i386-protos.h (construct_plt_address): Declare.
11908 * i386.c (override_options): Accept large models.
11909 (ix86_expand_prologue): Expand large PIC GOT pointer load.
11910 (legitimate_constant_p): Add new UNSPECs.
11911 (legitimate_pic_operand_p): Likewise.
11912 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
11913 (legitimize_pic_address): Do easy RIP relative way for TLS only for
11915 (output_pic_addr_const): Add PLTOFF.
11916 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
11917 (ix86_expand_move): Legitimize pic address when in PIC mode.
11918 (construct_plt_address): New function.
11919 (ix86_expand_call): Offload the address to register and use GOT
11920 pointer for large model.
11921 * invoke.texi (mcmodel=large): Update documentation.
11923 2007-03-06 Richard Henderson <rth@redhat.com>
11925 * config/i386/i386.c (x86_use_leave, x86_push_memory,
11926 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
11927 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
11928 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
11929 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
11930 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
11931 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
11932 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
11933 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
11934 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
11935 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11936 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
11937 x86_sse_partial_reg_dependency, x86_sse_split_regs,
11938 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
11939 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
11940 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
11941 x86_schedule, x86_use_bt, x86_pad_returns,
11942 x86_use_xchgb): Merge into ...
11943 (ix86_tune_features): ... here. New array.
11944 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
11945 x86_bswap): Merge into ...
11946 (ix86_arch_features): ... here. New array.
11947 (x86_3dnow_a): Remove.
11948 (x86_accumulate_outgoing_args): Make static.
11949 (x86_arch_always_fancy_math_387): Make static.
11950 (ix86_tune_mask, ix86_arch_mask): Move ...
11951 (override_options): ... to local variables here. Apply the
11952 appropriate mask to each element of ix86_arch_features and
11953 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
11954 as were done in the old macros.
11955 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
11956 * config/i386/i386.h (x86_use_leave, x86_push_memory,
11957 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
11958 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
11959 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
11960 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
11961 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
11962 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
11963 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
11964 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
11965 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
11966 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11967 x86_accumulate_outgoing_args, x86_prologue_using_move,
11968 x86_epilogue_using_move, x86_decompose_lea,
11969 x86_arch_always_fancy_math_387, x86_shift1,
11970 x86_sse_partial_reg_dependency, x86_sse_split_regs,
11971 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
11972 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
11973 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
11974 x86_use_incdec, x86_pad_returns, x86_bswap,
11975 x86_partial_flag_reg_stall): Remove.
11976 (enum ix86_tune_indices): New.
11977 (ix86_tune_features): New.
11978 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
11979 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
11980 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
11981 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
11982 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
11983 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
11984 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
11985 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
11986 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
11987 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
11988 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
11989 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
11990 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
11991 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
11992 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
11993 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
11994 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
11995 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
11996 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
11997 TARGET_EXT_80387_CONSTANTS): Use it.
11998 (enum ix86_arch_indices): New.
11999 (ix86_arch_features): New.
12000 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
12001 TARGET_BSWAP): Use it.
12002 (ix86_tune_mask, ix86_arch_mask): Remove.
12004 2007-03-06 Joseph Myers <joseph@codesourcery.com>
12007 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
12008 Define using $${sysroot_headers_suffix}.
12009 * configure: Regenerate.
12010 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
12011 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
12013 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
12014 * gcc.c (print_sysroot_headers_suffix): New.
12015 (option_map): Include --print-sysroot-headers-suffix.
12016 (display_help): Mention -print-sysroot-headers-suffix.
12017 (process_command): Handle -print-sysroot-headers-suffix.
12018 (do_spec_1): Append multilib directory to include-fixed path if
12019 sysroot suffixes in use.
12020 (main): Handle -print-sysroot-headers-suffix.
12021 * Makefile.in (start.encap): Don't depend on xlimits.h
12022 (xlimits.h): Remove.
12023 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
12024 limits.h for each multilib in fixinc_list.
12025 (fixinc_list, s-fixinc_list): New.
12026 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
12027 generate them for each multilib in fixinc_list.
12028 (stmp-fixproto): Use include-fixed. Run fixproto for each
12029 multilib in fixinc_list.
12030 (mostlyclean): Don't remove xlimits.h.
12031 (clean): Remove include-fixed.
12032 (real-install-headers-tar, real-install-headers-cpio,
12033 real-install-headers-cp): Don't copy include, only include-fixed.
12034 (install-mkheaders): Depend on fixinc_list. Don't depend on
12035 xlimits.h. Save limits.h files for each multilib in fixinc_list.
12036 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
12037 SYSTEM_HEADER_DIR setting in mkheaders.conf.
12039 2007-03-06 Jan Hubicka <jh@suse.cz>
12041 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
12044 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12046 * configure.ac: Allow tm_file to contain build-directory files.
12047 * configure: Regenerate.
12048 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
12049 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
12050 * config/m68k/print-sysroot-suffix.sh: New file.
12052 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12054 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
12055 of pic_offset_table_rtx if reload_completed.
12056 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
12057 PIC_OFFSET_TABLE_REGNUM.
12058 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
12060 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
12061 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
12063 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12065 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
12066 functions that call eh_return.
12068 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12070 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
12071 functions that need a constant pool.
12073 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12076 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
12077 (m68k_preferred_reload_class): Likewise.
12078 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
12079 (SECONDARY_RELOAD_CLASS): Define.
12080 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
12081 (LIMIT_RELOAD_CLASS): Delete.
12082 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
12083 registers from storing bytes.
12084 (m68k_secondary_reload_class): New function.
12085 (m68k_preferred_reload_class): Likewise.
12087 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12089 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
12091 (m68k_expand_prologue): Likewise.
12093 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12095 * config/m68k/m68k-protos.h (output_sibcall): Declare.
12096 (mips_expand_epilogue): Add a bool parameter.
12097 (m68k_legitimize_sibcall_address): Declare.
12098 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
12099 (m68k_expand_epilogue): Add a parameter to select between sibling
12100 and normal epilogues. Only generate a return for the latter.
12101 (m68k_ok_for_sibcall_p): New function.
12102 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
12103 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
12104 (sibcall_value, *sibcall_value): Likewise.
12105 (*call, *call_value): Require !SIBLING_CALL_P.
12106 (epilogue): Update call to m68k_expand_epilogue.
12107 (sibcall_epilogue): New pattern.
12108 * config/m68k/predicates.md (const_call_operand): Say that this
12109 predicate applies to sibling calls too.
12110 (sibcall_operand): New predicate.
12112 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12114 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
12115 alternatives as movsi_cf.
12116 (movsf_cf_hard): Add commentary.
12118 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
12119 Richard Sandiford <richard@codesourcery.com>
12121 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
12122 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
12123 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
12124 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
12125 as being live on exit from an interrupt function.
12126 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
12127 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
12128 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
12129 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
12130 (m68k_interrupt_function_p): Globalize.
12131 (m68k_compute_frame_layout): Remove reverse mask code.
12132 (m68k_emit_movem, m68k_set_frame_related): New functions.
12133 (m68k_output_function_prologue): Delete in favor of...
12134 (m68k_expand_prologue): ...this new function.
12135 (m68k_output_function_epilogue): Delete in favor of...
12136 (m68k_expand_epilogue): ...this new function.
12137 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
12139 (print_operand): Handle %?.
12140 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
12141 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
12142 (prologue, epilogue): New patterns.
12143 (return): Turn into a define_expand.
12144 (*return): New pattern, derived from old "return" pattern. Use rte
12145 rather than rts for interrupt functions. Only use rtd if the pop
12147 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
12148 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
12149 (link, *link, unlink, *unlink, load_got): Likewise.
12151 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12155 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
12156 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
12157 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
12158 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
12159 and m68k_matches_u_p.
12160 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
12161 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
12162 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
12163 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
12164 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
12165 (REG_STRICT_P): New macro.
12166 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
12167 PCREL_GENERAL_OPERAND_OK.
12168 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
12169 m68k_legitimate_base_reg_p.
12170 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
12171 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
12172 (PIC_CASE_VECTOR_ADDRESS): Update comment.
12173 * config/m68k/m68k.c (m68k_address): New structure.
12174 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
12175 (m68k_decompose_index, m68k_legitimate_constant_address_p)
12176 (m68k_jump_table_ref_p, m68k_decompose_address)
12177 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
12178 (m68k_matches_u_p): New functions.
12179 (print_operand_address): Rewrite to use m68k_decompose_index.
12181 2007-03-05 David Taylor <dtaylor@emc.com>
12183 * gcc.c: Correct copyright date in --version output.
12185 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12187 * pa.md: In unamed move patterns, disparge copies between general
12188 and floating point registers using '?' modifier. Don't include 'f'
12189 constraint for register preferences in DImode, SImode, HImode and
12190 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
12191 Remove constraints for copies between general and floating registers
12192 in soft-float DFmode pattern.
12193 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
12197 2007-03-05 Mike Stump <mrs@apple.com>
12199 * c-common.c (targetcm): Add.
12200 * c-opts.c (c_common_handle_option): Handle language specific
12202 * opts.c (handle_option): Verify language for target options, if
12204 * opth-gen.awk: Add CL_LANG_ALL.
12205 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
12206 (TARGETCM_INITIALIZER): Add.
12207 * target.h (struct gcc_targetcm): Add.
12209 * targhooks.c (default_handle_c_option): Add.
12210 * targhooks.h (default_handle_c_option): Add.
12211 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
12213 * config/darwin.opt (iframework): Add.
12214 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
12215 * config/darwin-c.c (handle_c_option): Add.
12216 (TARGET_HANDLE_C_OPTION): Add.
12218 * doc/invoke.texi (Darwin Options): Add -iframework.
12220 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12222 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
12225 2007-03-05 Ian Lance Taylor <iant@google.com>
12227 * c.opt (fgnu89-inline): New option.
12228 * c-opts.c (c_common_post_options): Set default value for
12230 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
12231 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
12233 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
12234 (grokdeclarator, start_function): Likewise.
12235 * c-cppbuiltin.c (c_cpp_builtins): Define either
12236 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
12237 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
12238 (C Dialect Options): Document -fgnu89-inline.
12239 * doc/extend.texi (Function Attributes): Explain what the
12240 gnu_inline attribute does.
12241 * doc/cpp.texi (Common Predefined Macros): Document
12242 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
12244 2007-03-05 Ian Lance Taylor <iant@google.com>
12246 PR tree-optimization/31034
12247 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
12248 half-range if the other side is an overflow infinity.
12250 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
12252 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
12253 (bfin*-linux-uclibc*): New configuration.
12254 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
12256 * config/bfin/linux.h: New file.
12257 * config/bfin/libgcc-bfin.ver: New file.
12258 * config/bfin/t-bfin-uclinux: New file.
12259 * config/bfin/t-bfin-linux: New file.
12260 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
12261 (TARGET_OS_CPP_BUILTINS): New macro.
12263 2007-03-05 Richard Guenther <rguenther@suse.de>
12265 * fold-const.c (fold_binary): Remove duplicate folding
12266 of comparison of non-null ADDR_EXPR against null.
12268 2007-03-05 Richard Guenther <rguenther@suse.de>
12269 Dorit Nuzman <dorit@il.ibm.com>
12271 PR tree-optimization/26420
12272 * tree-vectorizer.c (vectorize_loops): Bail out early if there
12273 are no loops in the function. Only print the number of
12274 vectorized loops if it is greater than zero or we are supposed
12275 to print information about unvectorized loops.
12277 2007-03-05 Revital Eres <eres@il.ibm.com>
12279 * gcc.dg/var-expand1.c: New test.
12280 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
12281 when an accumulator is expanded.
12283 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12286 * c-common.c (convert_and_check): Don't give warnings for
12287 conversion if 'expr' already overflowed.
12289 2007-03-04 Roger Sayle <roger@eyesopen.com>
12291 PR middle-end/30744
12292 * fold-const.c (fold_comparison): Enforce type consistency when
12293 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
12295 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
12297 * tree-ssa-address.c (create_mem_ref): Do not put an expression
12298 containing a cast to the base of TARGET_MEM_REF.
12300 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
12302 * tree.c (tree_contains_struct_check_failed): Remove spurious
12303 whitespace from error message.
12305 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
12308 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
12309 instead of precision.
12311 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
12312 Nathan Sidwell <nathan@codesourcery.com>
12314 * emit-rtl.c (find_auto_inc): New.
12315 (try_split): recreate REG_INC notes,
12316 Use regular for loops rather than whiles.
12318 2007-03-03 Andreas Schwab <schwab@suse.de>
12320 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
12321 * configure: Regenerate.
12323 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12325 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
12326 flag_rounding_math, not flag_unsafe_math_optimizations.
12328 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
12330 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
12331 alpha_fold_vector_minmax): Likewise.
12332 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
12333 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
12335 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
12337 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
12338 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
12339 if the lhs has side-effects.
12340 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
12342 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12344 * config/i386/i386.h (TUNEMASK): Remove define.
12345 (ARCHMASK): Remove define.
12346 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
12347 Use ix86_arch_mask variable instead of ARCHMASK.
12348 * config/i386/i386.c (override_options): Ditto.
12349 (standard_80387_constant_p): Ditto.
12351 2007-03-02 Ian Lance Taylor <iant@google.com>
12353 Used signed infinities in VRP.
12354 * tree-vrp.c (uses_overflow_infinity): New static function.
12355 (supports_overflow_infinity): New static function.
12356 (make_overflow_infinity): New static function.
12357 (negative_overflow_infinity): New static function.
12358 (positive_overflow_infinity): New static function.
12359 (is_negative_overflow_infinity): New static function.
12360 (is_positive_overflow_infinity): New static function.
12361 (is_overflow_infinity): New static function.
12362 (overflow_infinity_range_p): New static function.
12363 (compare_values_warnv): New function split out of compare_values.
12364 (compare_value): Call it.
12365 (set_value_range_to_nonnegative): Add overflow_infinity
12366 parameter. Change caller.
12367 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
12369 (vrp_expr_computes_nonzero): Likewise.
12370 (compare_ranges, compare_range_with_value): Likewise.
12371 (compare_name_with_value, compare_names): Likewise.
12372 (vrp_evaluate_conditional): Likewise.
12373 (set_value_range): Handle infinity
12374 (vrp_operand_equal_p, operand_less_p): Likewise.
12375 (extract_range_from_assert): Likewise.
12376 (vrp_int_const_binop): Likewise.
12377 (extract_range_from_binary_expr): Likewise.
12378 (extract_range_from_unary_expr): Likewise.
12379 (extract_range_from_comparison): Likewise.
12380 (extract_range_from_expr): Likewise.
12381 (dump_value_range): Likewise.
12382 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
12383 (test_for_singularity): Likewise.
12384 (vrp_int_const_binop): Remove inline qualifier.
12385 (adjust_range_with_scev): Add comment.
12386 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
12388 2007-03-02 Diego Novillo <dnovillo@redhat.com>
12390 * tree-ssa-structalias.c (could_have_pointers): Tidy.
12391 (get_constraint_for): Likewise.
12392 (do_structure_copy): Likewise.
12393 (find_func_aliases): Fix references to MODIFY_EXPR.
12394 (intra_create_variable_infos): Tidy.
12395 * tree-ssa-operands.c (add_virtual_operand): Add argument
12397 When adding members of alias sets, if IS_CALL_SITE is true and
12398 the symbol is not call-clobbered, skip it.
12399 Adjust all callers.
12401 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
12403 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
12404 entry by means of emit_insn_at_entry.
12406 2007-03-02 Richard Henderson <rth@redhat.com>
12408 * expr.h (promoted_input_arg): Remove decl.
12409 * function.c (promoted_input_arg): Merge into ...
12410 * combine.c (setup_incoming_promotions): ... only caller.
12411 Rearrange to avoid double loop.
12413 2007-03-02 Ben Elliston <bje@au.ibm.com>
12414 Peter Bergner <bergner@vnet.ibm.com>
12415 Janis Johnson <janis187@us.ibm.com>
12417 * config/rs6000/dfp.md: New file.
12418 * config/rs6000/rs6000.md: Include dfp.md.
12419 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
12420 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
12421 and TDmode decimal float modes in FP registers.
12422 (num_insns_constant): Likewise.
12423 (rs6000_legitimate_offset_address_p): Likewise.
12424 (rs6000_legitimize_address): Likewise.
12425 (rs6000_legitimize_reload_address): Likewise.
12426 (rs6000_legitimate_address): Likewise.
12427 (rs6000_emit_move): Likewise.
12428 (function_arg_boundary): Likewise.
12429 (function_arg_advance): Likewise.
12430 (rs6000_darwin64_record_arg_recurse): Likewise.
12431 (function_arg): Likewise.
12432 (rs6000_gimplify_va_arg): Likewise.
12433 (rs6000_split_multireg_move): Likewise.
12434 (rs6000_output_function_epilogue): Likewise.
12435 (rs6000_output_function_epilogue): Likewise.
12436 (rs6000_register_move_cost): Likewise.
12437 (rs6000_function_value): Likewise.
12438 (rs6000_libcall_value): Likewise.
12440 2007-03-02 Richard Sandiford <richard@codesourcery.com>
12442 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
12444 2007-03-02 Richard Sandiford <richard@codesourcery.com>
12446 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
12447 Use $MULTIDIR to choose between the kernel and RTP headers,
12448 and use $WIND_BASE and $WIND_USR to locate them.
12450 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12452 * config/i386/i386.c (override_options): Put initialization of
12453 ix86_tune_mask and ix86_arch_mask to the correct place.
12455 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12456 Michael Meissner <michael.meissner@amd.com>
12459 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
12460 (ARCHMASK): Define.
12461 (TARGET_CMOVE): Use ARCHMASK.
12462 (TARGET_CMPXCHG): Ditto.
12463 (TARGET_CMPXCHG8B): Ditto.
12464 (TARGET_XADD): Ditto.
12465 (TARGET_BSWAP): Ditto.
12466 * config/i386/i386.c (ix86_tune_mask): New global variable.
12467 (ix86_arch_mask): Ditto.
12468 (override_options): Initialize ix86_tune_mask and
12469 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
12472 2007-03-02 Ben Elliston <bje@au.ibm.com>
12475 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
12477 2007-03-02 Joseph Myers <joseph@codesourcery.com>
12479 * target.h (init_dwarf_reg_sizes_extra): New target hook.
12480 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
12481 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
12482 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
12484 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
12485 rs6000_init_dwarf_reg_sizes_extra): New.
12486 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
12487 SPE register high parts.
12489 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
12491 * Makefile.in: Add install-pdf target as
12492 copied from automake v1.10 rules.
12493 * configure.ac: Add install-pdf to target list.
12494 * configure: Regenerate.
12496 2007-03-01 Paul Brook <paul@codesourcery.com>
12498 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
12499 modes to LDRD for DImode.
12500 (output_move_double): Fixup out of range ldrd/strd.
12501 (vfp_secondary_reload_class): Rename...
12502 (coproc_secondary_reload_class): ... to this. Add wb argument.
12503 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
12504 coproc_secondary_reload_class for CLASS_IWMMXT.
12505 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
12506 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
12508 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
12510 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
12511 unroll factor by the estimated number of iterations.
12512 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
12513 than prefetch latency.
12515 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
12516 decode_caches_intel, detect_caches_intel): New functions.
12517 (host_detect_local_cpu): Use detect_caches_amd and
12518 detect_caches_intel.
12520 2007-03-01 Richard Henderson <rth@redhat.com>
12522 * expr.c (emit_move_complex_push): Export.
12523 (emit_move_complex_parts): Split out from ...
12524 (emit_move_complex): ... here.
12525 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
12526 * config/i386/i386.md (movcdi): New.
12528 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
12530 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
12531 size of mode1 to check for tieable modes in MMX case.
12533 2007-03-01 Richard Sandiford <richard@codesourcery.com>
12535 * Makefile.in (rtlanal.o): Depend on tree.h.
12536 * rtl.h (offset_within_section_p, split_const): Declare.
12537 * rtlanal.c: Include tree.h.
12538 (offset_within_block_p): New function, taken from
12539 mips_offset_within_object_p.
12540 (split_const): New function, taken from mips_split_const.
12541 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
12543 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
12544 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
12545 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
12546 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
12547 (m68k_illegitimate_symbolic_constant_p): New function.
12548 * config/m68k/m68k.md (movsi): Remove misleading predicates.
12549 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
12550 symbolic constant that might be outside the symbol's section,
12551 move the symbol first and then add the offset.
12552 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
12554 * config/mips/mips.c (mips_split_const): Delete.
12555 (mips_offset_within_object_p): Delete.
12556 (mips_symbolic_constant_p): Use offset_within_section_p and
12557 split_const instead of mips_offset_within_object_p and
12559 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
12560 (mips_legitimize_const_move, print_operand_reloc)
12561 (mips_dangerous_for_la25_p): Use split_const instead of
12564 2007-02-28 Eric Christopher <echristo@apple.com>
12566 * Makefile.in (install-include-dir): Don't rm -rf include.
12568 2007-02-28 Richard Guenther <rguenther@suse.de>
12570 PR middle-end/30364
12571 * fold-const.c (fold_binary): Do not associate expressions
12572 with more than one variable for integer types that do not wrap.
12574 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
12576 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
12577 Delete, and replace with...
12578 (fold_builtin_call_array): This. Update callers to use it.
12579 * fold-const.c (fold_build_call_list): Delete, and replace with...
12580 (fold_build_call_array): This.
12581 (fold_build_call_list_initializer): Delete, and replace with...
12582 (fold_build_call_array_initializer): This.
12583 * tree.h: Update declarations to reflect above changes.
12585 * c-typeck.c (build_function_call): Store converted arguments
12586 in a stack-allocated array instead of building a list.
12587 (convert_arguments): Store arguments in the array passed in as an
12588 argument, and return the actual number of arguments.
12589 * c-format.c: (check_function_format): Pass arguments in an
12590 array instead of a list.
12591 * c-common.c (check_function_nonnull): Likewise.
12592 (check_function_sentinel): Likewise.
12593 (check_function_arguments): Likewise.
12594 * c-common.h: Update declarations to reflect above changes.
12596 2007-02-28 Jan Hubicka <jh@suse.cz>
12598 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
12599 PRED_NEGATIVE_RETURN): Update outcomes.
12601 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
12603 * calls.c (emit_library_call_value_1): Handle partial registers
12604 correctly when building up CALL_INSN_FUNCTION_USAGE.
12606 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12608 * pa/predicates.md (move_src_operand): Allow zero for mode.
12609 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
12612 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
12615 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
12616 *movv2df_internal): Enable pattern only for valid operand
12618 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
12619 tie only 128bit modes. For MMX registers, tie only 64bit modes.
12621 2007-02-27 Mike Stump <mrs@apple.com>
12623 * config/darwin-crt3.c: Avoid compilation when compiling for a
12626 2007-02-27 Joseph Myers <joseph@codesourcery.com>
12628 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
12630 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
12631 for fixed headers and limits.h.
12632 (install-include-dir, install-headers-tar, install-headers-cpio,
12633 install-headers-cp, real-install-headers-tar,
12634 real-install-headers-cpio, real-install-headers-cp): Handle
12635 include-fixed as well as include.
12636 (install-mkheaders): Don't install files that go only in include
12638 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
12639 from GCC_INCLUDE_DIR.
12640 * gcc.c (process_command): Remove special -BstageN/ handling.
12641 (do_spec_1): Add include-fixed directories.
12643 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12645 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
12647 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
12649 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
12652 2007-02-27 Mark Mitchell <mark@codesourcery.com>
12654 * c-common.c (get_priority): Add check for
12655 SUPPORTS_INIT_PRIORITY.
12657 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12659 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
12661 * config/bfin/bfin.c: Include "cfglayout.h".
12662 (MAX_LSETUP_DISTANCE): New macro.
12663 (struct loop_info): New members incoming, incoming_src and
12664 incoming_dest. Delete member predecessor.
12665 (length_for_loop): New function.
12666 (bfin_optimize_loop): Handle more different loop structures.
12667 (bfin_discover_loop): Rework detection of predecessor blocks by
12668 examining incoming edges.
12669 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
12671 (bfin_reorder_loops): New function.
12672 (bfin_reorg_loops): Use these three new functions.
12674 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
12675 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
12676 (CONSTRAINT_LEN): Add entry for 'q'.
12677 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
12678 Add 'q' constraints.
12679 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
12680 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
12682 * config/bfin/bfin.md (add_with_carry): New pattern.
12683 (s_or_u, su_optab, su_modifier): New code macros/attrs.
12684 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
12685 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
12686 support unsigned multiplies too. Removed incorrect commutativity from
12687 operand 1 constraint where appropriate.
12688 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
12690 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
12691 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
12693 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
12694 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
12695 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
12696 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
12697 usmulhisi_hh_huh): New patterns.
12699 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
12700 lshifthi3): Fix output template to use half reg for operand 2.
12702 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
12705 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
12707 2007-02-27 Andreas Schwab <schwab@suse.de>
12709 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
12711 2007-02-27 Jan Hubicka <jh@suse.cz>
12713 * predict.c (last_basic_block_p): Remove.
12714 (tree_estimate_probability): Update return heuristic for commonized
12717 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
12719 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
12721 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
12723 * doc/include/gcc-common.texi (versionsubtitle): New macro.
12724 * doc/cpp.texi: Standardize title page.
12725 * doc/cppinternals.texi: Likewise.
12726 * doc/gcc.texi: Standardize title page, remove version number
12727 from copyright page.
12728 * doc/gccint.texi: Likewise.
12729 * doc/install.texi: Standardize title page, add table of
12732 2007-02-26 Jan Hubicka <jh@suse.cz>
12734 * predict.def: Set outcomes according to more recent results.
12735 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
12736 Remove dead predictors.
12737 * predict.c (return_prediction): Fix pasto.
12739 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12741 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
12742 change; avoid a memory leak when returning early.
12744 2007-02-26 Mark Mitchell <mark@codesourcery.com>
12746 * c-decl.c (static_ctors): Move to c-common.c.
12747 (static_dtors): Likewise.
12748 (finish_function): Use c_record_cdtor_fn.
12749 (build_cdtor): Move to c-common.c.
12750 (c_write_global_declarations): Use c_build_cdtor_fns.
12751 * c-common.h (static_ctors): Declare.
12752 (static_dtors): Likewise.
12753 (c_record_cdtor_fn): Likewise.
12754 (c_build_cdtor_fns): Likewise.
12755 * c-common.c (static_ctors): New variable.
12756 (static_dtors): Likewise.
12757 (c_record_cdtor_fn): New function.
12758 (build_cdtor): Move from c-decl.c
12759 (c_build_cdtor_fns): New function.
12761 * output.h (assemble_addr_to_section): Declare.
12762 (get_cdtor_priority_section): Likewise.
12763 * varasm.c (assemble_addr_to_section): New function.
12764 (get_cdtor_priority_section): Likewise.
12765 (default_named_section_asm_out_destructor): Use them.
12766 (destor_dtor_section_asm_out_destructor): Likewise.
12767 (default_named_section_asm_out_constructor): Likewise.
12768 (default_ctor_section_asm_out_constructor): Likewise.
12769 * config.gcc (*-*-vxworks*): Include vxworks.o.
12770 * config/t-vxworks (vxworks.o): New target.
12771 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
12772 (TARGET_ASM_CONSTRUCTOR): Define.
12773 (TARGET_ASM_DESTRUCTOR): Likewise.
12774 (vxworks_asm_out_constructor): Declare.
12775 (vxworks_asm_out_destructor): Likewise.
12777 * c-common.c (get_priority): Check that we have not just an
12778 INTEGER_CST, but an integer constant with integeral type.
12780 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
12782 PR tree-optimization/30938
12783 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
12784 use &dt[nargs-1] instead of &dt[nargs] in the call to
12785 vect_is_simple_use().
12787 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
12789 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
12790 from register elimination as PRE_MODIFY / POST_MODIFY increments.
12791 Do not attempt to handle MEM inside auto-inc expressions.
12792 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
12793 of a register modified by an auto-inc expression. However, do handle
12794 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
12795 (elimination_effects): Prohibit elimination of a register modified
12796 by an auto-inc expression. Disable register elimination rules whose
12797 target register is modified by an auto-inc expression with variable
12800 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
12802 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
12804 (array_at_struct_end_p): New function.
12805 (idx_infer_loop_bounds): Use it.
12806 (estimate_numbers_of_iterations_loop): Export.
12807 * predict.c (predict_loops): Use estimated_loop_iterations_int.
12808 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
12809 (tree_estimate_probability): Call record_loop_exits.
12810 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
12811 (estimated_loop_iterations, estimated_loop_iterations_int,
12812 estimated_loop_iterations_tree): New functions.
12813 (analyze_siv_subscript_cst_affine,
12814 compute_overlap_steps_for_affine_1_2,
12815 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
12816 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
12817 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
12818 (PRED_LOOP_ITERATIONS_GUESSED): New.
12819 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
12820 * cfgloop.h (estimate_numbers_of_iterations_loop,
12821 estimated_loop_iterations_int): Declare.
12823 2007-02-25 Mark Mitchell <mark@codesourcery.com>
12825 * doc/extend.texi: Document optional priority argument to
12826 constructors and destructors.
12827 * tree.c (init_priority_for_decl): Adjust GTY markers.
12828 (init_ttree): Use priority-info hash functions for
12829 init_priority_for_decl.
12830 (tree_map_eq): Rename to ...
12831 (tree_map_base_eq): ... this.
12832 (tree_map_marked_p): Rename to ...
12833 (tree_map_base_marked_p): ... this.
12834 (tree_map_base_hash): New function.
12835 (decl_init_priority_lookup): Rework.
12836 (decl_fini_priority_lookup): New function.
12837 (decl_priority_info): New function.
12838 (decl_init_priority_insert): Use it.
12839 (decl_fini_priority_insert): Likewise.
12840 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
12842 (decl_restrict_base_insert): Likewise.
12843 (decl_debug_expr_insert): Likewise.
12844 (decl_value_expr_lookup): Likewise.
12845 (decl_value_expr_insert): Likewise.
12846 * tree.h (priority_type): New type.
12847 (decl_init_priority_lookup): Use priority_type.
12848 (decl_fini_priority_lookup): New function.
12849 (decl_init_priority_insert): Use priority_type.
12850 (decl_fini_priority_insert): New function.
12851 (DECL_HAS_INIT_PRIORITY): Tweak comments.
12852 (DECL_INIT_PRIORITY): Likewise.
12853 (SET_DECL_INIT_PRIORITY): Add comment.
12854 (DECL_FINI_PRIORITY): New macro.
12855 (SET_DECL_FINI_PRIORITY): Likewise.
12856 (DEFAULT_INIT_PRIORITY): Document.
12857 (MAX_INIT_PRIORITY): Likewise.
12858 (MAX_RESERVED_INIT_PRIORITY): Likewise.
12859 (tree_map_base): New type.
12860 (tree_map_base_eq): New function.
12861 (tree_map_base_hash): Likewise.
12862 (tree_map_base_marked_p): Likewise.
12863 (tree_map): Inherit from tree_map_base.
12864 (tree_map_eq): Make it a macro.
12865 (tree_map_marked_p): Likewise.
12866 (tree_int_map): Inherit from tree_map_base.
12867 (tree_int_map_eq): Make it a macro.
12868 (tree_int_map_hash): Likewise.
12869 (tree_int_map_marked_p): Likewise.
12870 (tree_priority_map): New type.
12871 (tree_priority_map_eq): New macro.
12872 (tree_priority_map_hash): Likewise.
12873 (tree_priority_map_marked_p): Likewise.
12874 * varasm.c (emults_decl): Adjust for refactoring of tree_map
12876 (emutls_common_1): Likewise.
12877 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
12878 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
12879 of tree_map hierarchy.
12880 * tree-cfg.c (move_stmt_r): Likewise.
12881 (new_label_mapper): Likewise.
12882 * c-tree.h (c_expand_body): Move to ...
12883 * c-common.h (c_expand_body): ... here.
12884 * c-decl.c (c_expand_body): Move to ...
12885 * c-common.c (c_expand_body): ... here.
12886 (c_common_attribute_table): Allow 1 argument for the constructor
12887 and destructor attributes.
12888 (get_priority): New function.
12889 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
12890 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
12892 2007-02-24 Jan Hubicka <jh@suse.cz>
12894 PR middle-end/30509
12895 * tree-inline.c (copy_bb): Produce exact copy of EH info when
12896 copying for inlining.
12898 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12899 Jan Hubicka <jh@suse.cz>
12902 * i386.c (counter_mode): New function.
12903 (expand_set_or_movmem_via_loop): Use it.
12904 (expand_movmem_epilogue): Likewise; fix pasto.
12905 (ix86_expand_movmem): Do emit guard even for constant counts.
12906 (ix86_expand_setmem): Likewise.
12908 2007-02-25 Nick Clifton <nickc@redhat.com>
12910 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
12911 (JUMP_TABLES_IN_TEXT_SECTION): Define.
12913 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12916 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
12917 count argument with 0x10, not with 0x16.
12918 (expand_setmem_epilogue): Ditto.
12920 2007-02-24 Mike Stump <mrs@apple.com>
12922 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
12925 2007-02-24 Richard Guenther <rguenther@suse.de>
12927 PR middle-end/30951
12928 * fold-const.c (fold_binary): Fold x +- CST op x for
12929 EQ_EXPR and NE_EXPR.
12931 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12933 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
12935 2007-02-24 Jan Hubicka <jh@suse.cz>
12937 * cgraphunit.c (decide_is_function_needed): Honor
12938 -fkeep-inline-functions.
12940 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12942 * builtins.c (fold_builtin_modf): New.
12943 (fold_builtin_2): Use it.
12945 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
12947 * loop-iv.c (implies_p): Detect additional cases where A implies B.
12948 (determine_max_iter): Take additional LOOP arg; all callers changed.
12949 Lose broken logic dealing with PLUS. Try to limit the upper bound by
12950 one using simplifications.
12951 (simplify_using_initial_values): Return if the expression becomes
12952 invalid due to altered regs.
12954 2007-02-23 DJ Delorie <dj@redhat.com>
12956 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
12958 2007-02-23 Mike Stump <mrs@apple.com>
12960 * tlink.c (scan_linker_output): Parse linker messages from
12961 darwin9's linker better.
12963 2007-02-23 Steve Ellcey <sje@cup.hp.com>
12966 * varpool.c (varpool_assemble_pending_decls): Set
12967 varpool_last_needed_node to null.
12969 2007-02-23 DJ Delorie <dj@redhat.com>
12971 * config/i386/i386.c (ix86_data_alignment): Don't specify an
12972 alignment bigger than the object file can handle.
12974 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
12977 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
12978 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
12979 (*movsf_1): Penalize MMX moves.
12981 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
12983 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
12984 2^32-1 or more times unless flag_unsafe_loop_optimizations.
12986 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
12988 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12990 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
12991 (fold_builtin_1): Use them.
12992 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
12993 BUILT_IN_SIGNIFICAND.
12995 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
12997 * config/i386/i386.c (bdesc_1arg): Initialize
12998 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
12999 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
13000 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
13001 and IX86_BUILTIN_MOVSLDUP.
13003 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
13005 PR rtl-optimization/30841
13006 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
13008 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13010 * builtins.c (fold_builtin_frexp): New.
13011 (fold_builtin_2): Use it.
13013 2007-02-22 Mark Mitchell <mark@codesourcery.com>
13015 * doc/invoke.texi (Spec Files): Document getenv spec function.
13017 * gcc.c (getenv_spec_function): New function.
13018 (static_spec_functions): Add it.
13019 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
13020 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
13023 2007-02-22 Michael Matz <matz@suse.de
13026 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
13027 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
13029 2007-02-22 Ian Lance Taylor <iant@google.com>
13032 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
13033 (mem_loc_descriptor): Call it.
13035 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
13036 Ira Rosen <irar@il.ibm.com>
13038 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
13040 2007-02-22 Ira Rosen <irar@il.ibm.com>
13042 PR tree-optimization/30843
13043 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
13044 stores only after all the group is vectorized.
13046 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
13048 PR tree-optimization/30858
13049 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
13050 in the reduction cycle have a single use in the loop.
13051 * tree-vectorizer.h (relevant): Add documentation.
13053 2007-02-20 Mike Stump <mrs@apple.com>
13055 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
13056 * configure: Regenerate.
13058 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
13060 Change the defaults of some parameters and options.
13061 * config/spu/spu-protos.h (spu_optimization_options): Declare.
13062 * config/spu/spu.c (spu_optimization_options): Add.
13063 (spu_override_options): Change params in spu_optimization_options.
13064 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
13066 Register 127 is only 16 byte aligned when used as a frame pointer.
13067 * config/spu/spu-protos.h (spu_init_expanders): Declare.
13068 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
13069 HARD_FRAME_POINTER_REGNUM.
13070 (spu_legitimate_address): Use regno_aligned_for_reload.
13071 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
13072 aligned when frame_pointer_needed is true.
13073 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
13075 * config/spu/spu.h (INIT_EXPANDERS): Define.
13077 Make sure shift and rotate instructions have valid immediate operands.
13078 * config/spu/predicates.md (spu_shift_operand): Remove.
13079 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
13080 * config/spu/constraints.md (W, O): Extend range.
13081 * config/spu/spu.md (umask, nmask): Define.
13082 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
13083 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
13084 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
13085 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
13086 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
13087 (lshr<mode>3_reg): Fix rtl description.
13089 Make sure mulhisi immediate operands are valid.
13090 * config/spu/predicates.md (imm_K_operand): Add.
13091 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
13093 Generate constants using fsmbi and andi.
13094 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
13095 (print_operand, spu_split_immediate, classify_immediate,
13096 fsmbi_const_p): Handle IC_FSMBI2.
13098 Correctly handle a CONST_VECTOR containing symbols.
13099 * config/spu/spu.c (print_operand): Handle HIGH correctly.
13100 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
13101 (immediate_load_p): Allow symbols that use 2 instructions to create.
13102 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
13103 with symbols when flag_pic is set.
13104 (const_vector_immediate_p): New.
13105 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
13106 accept a CONST_VECTOR with symbols.
13107 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
13108 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
13110 * config/spu/spu.md (high, low): Delete.
13111 (low_<mode>): Define.
13113 Remove INTRmode and INTR_REGNUM, which didn't work.
13114 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
13116 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
13117 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
13118 peephole2 pattern): Don't use INTR or 131.
13119 (movintrcc): Delete.
13120 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
13121 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
13122 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
13123 (UNSPEC_SET_INTR): Add.
13124 * config/spu/spu-modes.def (INTR): Remove.
13126 More accurate warnings about run-time relocations.
13127 * config/spu/spu.c (reloc_diagnostic): Test in_section.
13129 Correctly warn about immediate arguments to specific intrinsics.
13130 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
13131 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
13132 the instruction predicate.
13134 Fix tree check errors with latest update.
13135 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
13137 (spu_expand_builtin): Use CALL_EXPR_FN.
13139 Add missing specific intrinsics.
13140 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
13142 * config/spu/spu_internals.h: Ditto.
13144 Fix incorrect operand modifiers.
13145 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
13146 * config/spu/spu.md (xor<mode>3): Change %S to %J.
13148 Optimize one case of zero_extend of a vec_select.
13149 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
13151 Accept any immediate for hbr.
13152 * config/spu/spu.md (hbr): Change s constraints to i.
13154 2007-02-21 Paul Brook <paul@codesourcery.com>
13156 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
13157 condexec_count when skipping USE and CLOBBER.
13159 2007-02-21 Nick Clifton <nickc@redhat.com>
13161 * common.opt (Warray-bounds): Add Warning attribute.
13162 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
13164 (fsized-zeroes): Add Optimization attribute.
13165 (fsplit-wide-types, ftree-scev-cprop): Likewise.
13166 * c.opt (Wc++0x-compat): Add Warning attribute.
13168 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
13170 PR middle-end/30761
13171 * reload1.c (eliminate_regs_in_insn): In the single_set special
13172 case, attempt to re-recognize the insn before falling back to
13173 having reload fix it up.
13175 2007-02-20 Eric Christopher <echristo@gmail.com>
13177 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
13178 Rewrite accordingly.
13179 (frv_read_iacc_argument): Ditto.
13180 (frv_expand_set_builtin): Take a call instead of arglist, update for
13182 (frv_expand_unop_builtin): Ditto.
13183 (frv_expand_binop_builtin): Ditto.
13184 (frv_expand_cut_builtin): Ditto.
13185 (frv_expand_binopimm_builtin): Ditto.
13186 (frv_expand_voidbinop_builtin): Ditto.
13187 (frv_expand_int_void2arg): Ditto.
13188 (frv_expand_prefetches): Ditto.
13189 (frv_expand_voidtriop_builtin): Ditto.
13190 (frv_expand_voidaccop_builtin): Ditto.
13191 (frv_expand_load_builtin): Ditto.
13192 (frv_expand_store_builtin): Ditto.
13193 (frv_expand_mdpackh_builtin): Ditto.
13194 (frv_expand_mclracc_builtin): Ditto.
13195 (frv_expand_mrdacc_builtin): Ditto.
13196 (frv_expand_mwtacc_builtin): Ditto.
13197 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
13200 2007-02-20 Janis Johnson <janis187@us.ibm.com>
13202 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
13203 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
13205 (HAVE_GAS_DFP): Check for assembler support of decimal floating
13206 point instructions.
13207 * configure: Regenerate.
13208 * config.in: Regenerate.
13209 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
13210 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
13211 masks to power6 and power6x and to POWERPC_MASKS.
13212 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
13214 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
13215 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
13216 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
13217 Access PROTOTYPE as variable, not mask.
13219 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
13221 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
13222 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
13223 * combine.c (adjust_for_new_dest): Use it.
13224 * postreload.c (reload_combine): Likewise.
13226 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
13228 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
13229 notes on an insn with multiple sets, even if single_set returns
13230 non-NULL for that insn.
13232 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13234 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
13235 scalbn and scalbln.
13237 2007-02-20 Geoffrey Keating <geoffk@apple.com>
13239 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
13240 if user didn't pass it.
13241 * config/i386/darwin.h (CC1_SPEC): Likewise.
13242 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
13243 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
13244 -mmacosx-version-min.
13246 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13247 Uros Bizjak <ubizjak@gmail.com>
13249 * optabs.h (enum optab_index): Add new OTI_scalb.
13250 (scalb_optab): Define corresponding macro.
13251 * optabs.c (init_optabs): Initialize scalb_optab.
13252 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
13254 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
13255 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
13256 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
13257 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
13258 flag_unsafe_math_optimizations is set.
13260 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
13261 to implement scalbf, scalb and scalbl built-ins as inline x87
13264 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13265 DJ Delorie <dj@redhat.com>
13268 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
13269 (diagnostic_report_diagnostic): ... here, and turn them into real
13270 errors. If warnings are inhibited, no need to do anything.
13272 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
13274 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
13275 better code generation.
13277 2007-02-20 Ben Elliston <bje@au.ibm.com>
13279 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
13281 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
13283 * config/alpha/alpha.c, config/alpha/alpha.md,
13284 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
13285 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
13286 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
13287 config/arm/lib1funcs.asm: Follow spelling conventions.
13289 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
13290 config/fr30/fr30.md, config/i386/i386.h,
13291 config/iq2000/iq2000.h, config/iq2000/predicates.md,
13292 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
13293 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
13294 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
13295 config/rs6000/altivec.md, config/rs6000/rs6000.c,
13296 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
13297 config/sparc/sparc.c, config/sparc/sparc.h,
13298 config/sparc/sparc.md, config/spu/constraints.md,
13299 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
13302 2007-02-20 Alan Modra <amodra@bigpond.net.au>
13305 * varasm.c (use_blocks_for_decl_p): Return false for decls with
13308 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
13310 * doc/invoke.texi (-ftree-lrs): Remove.
13312 2007-02-19 Diego Novillo <dnovillo@redhat.com>
13314 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
13317 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
13319 * config/ia64/ia64.c (ia64_expand_builtin): Use the
13320 new CALL_EXPR_FN macro for retrieving the function
13321 declaration of the input expression.
13323 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13325 * c.opt (Waddress): New.
13326 * common.opt (Walways-true): Delete.
13327 (Wstring-literal-comparison): Delete.
13328 * doc/invoke.texi (Warning Options): Delete -Walways-true and
13329 -Wstring-literal-comparison. Add -Waddress.
13331 (Walways-true): Delete.
13332 (Wstring-literal-comparison): Delete.
13333 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
13334 consistently instead of -Walways-true in example.
13335 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
13336 * c-typeck.c (parser_build_binary_op): Replace
13337 -Wstring-literal-comparison and -Walways-true with -Waddress.
13338 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
13341 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
13343 * tree-cfg.c (dump_function_to_file): Be prepared for functions
13344 without DECL_STRUCT_FUNCTION initialized.
13346 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
13348 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
13349 due to calls to functions taking pointers as parameters.
13351 2007-02-19 Richard Henderson <rth@redhat.com>
13354 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
13357 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
13359 * config/s390/s390.c (s390_call_saved_register_used,
13360 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
13361 accessed to the new scheme.
13363 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
13365 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
13366 (cris_print_index, cris_print_operand, cris_print_operand_address)
13367 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
13368 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
13369 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
13370 GET_CODE () == xxx.
13371 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
13372 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
13373 GO_IF_LEGITIMATE_ADDRESS): Ditto.
13374 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
13375 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
13376 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
13377 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
13378 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
13379 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
13380 (uminsi3, call, call_value): Ditto.
13381 (define_split: indir_to_reg_split, unnamed): Ditto.
13383 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
13385 PR tree-optimization/30975
13386 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
13389 2007-02-18 Eric Christopher <echristo@gmail.com>
13391 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
13392 Remove use of arglist.
13393 (mips_expand_builtin): Remove use of arglist, pass in expr.
13394 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
13395 (mips_expand_builtin_movtf): Ditto.
13396 (mips_expand_builtin_compare): Ditto.
13398 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
13400 * tree-sra.c (sra_build_assignment): Replace assertion
13401 checking with a comment explaining why it can't be done.
13403 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
13405 PR middle-end/30833
13406 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
13407 during CALL_EXPR representation conversion.
13408 * tree-ssa-propagate.c (set_rhs): Likewise.
13410 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
13412 * tree-sra.c (sra_build_assignment): Disable assertion checking
13415 2007-02-18 Roger Sayle <roger@eyesopen.com>
13417 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
13418 instead of calling build2 with a GIMPLE_MODIFY_STMT.
13419 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
13421 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
13422 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
13423 gimplify_init_ctor_eval_range, gimple_push_cleanup,
13424 gimplify_omp_for, gimplify_omp_atomic_pipeline,
13425 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
13426 force_gimple_operand): Likewise.
13427 * ipa-cp.c (constant_val_insert): Likewise.
13428 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
13429 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
13430 perfect_nestify): Likewise.
13431 * langhooks.c (lhd_omp_assignment): Likewise.
13432 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
13433 lower_copyprivate_clauses, lower_send_clauses,
13434 lower_send_shared_vars, expand_parallel_call,
13435 expand_omp_for_generic, expand_omp_for_static_nochunk,
13436 expand_omp_for_static_chunk, expand_omp_sections,
13437 lower_omp_single_copy, lower_omp_for_lastprivate,
13438 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
13439 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
13440 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
13443 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
13445 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
13446 config/sh/sh.md: Follow spelling conventions.
13448 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
13449 config/frv/predicates.md: Follow spelling conventions.
13451 * config/m68k/linux-unwind.h: Fix a comment typo.
13452 * target.h: Follow spelling conventions.
13454 2007-02-18 Roger Sayle <roger@eyesopen.com>
13456 PR rtl-optimization/28173
13457 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
13458 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
13459 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
13460 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
13461 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
13463 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13465 * builtins.c (fold_builtin_load_exponent): New.
13466 (fold_builtin_2): Use it.
13468 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
13470 PR rtl-optimization/30773
13471 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
13472 if we fail to attach a REG_EQUIV note.
13474 2007-02-18 David Edelsohn <edelsohn@gnu.org>
13475 Roger Sayle <roger@eyesopen.com>
13477 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
13479 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
13481 * calls.c (initialize_argument_information): Pass original EXP
13482 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
13483 code to split complex arguments here, as part of initializing the
13485 (expand_call): Remove code that builds a list of arguments and
13486 inserts implicit arguments into it. Instead, just count how many
13487 implicit arguments there will be so we can determine the size of
13488 the ARGS array, and let initialize_argument_information do the work.
13489 (split_complex_values): Delete unused function.
13491 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
13493 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
13495 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
13497 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
13498 for arg pointer based indexed addressing.
13500 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
13502 * config/ia64/ia64.h, config/ia64/ia64.md,
13503 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
13504 spelling conventions.
13506 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13508 * config/m68k/m68k.c (split_di): New.
13509 * config/m68k/m68k-protos.h: Declare split_di.
13510 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
13511 Improve predicate handling and split constant shifts.
13513 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13515 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
13516 parameter for register bitfield operations, general predicates
13519 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13521 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
13522 * config/m68k/linux-unwind.h: New file.
13524 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
13526 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
13527 config/i386/athlon.md, config/ia64/ia64.md,
13528 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
13529 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
13530 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
13531 tree-ssa-loop-niter.c, tree-vect-analyze.c,
13532 tree-vect-transform.c: Fix comment typos.
13534 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
13536 * sched-deps.c (find_insn_list): Remove.
13537 * sched-int.h: Remove the prototype for find_insn_list.
13539 2007-02-16 Geoffrey Keating <geoffk@apple.com>
13541 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
13543 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
13544 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
13545 darwin_rs6000_override_options.
13546 (C_COMMON_OVERRIDE_OPTIONS): Expect
13547 darwin_macosx_version_min to be non-NULL always.
13548 (TARGET_C99_FUNCTIONS): Likewise.
13549 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
13550 (DARWIN_MINVERSION_SPEC): New.
13551 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
13552 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
13554 (DARWIN_MINVERSION_SPEC): New.
13555 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
13557 * config/darwin-c.c (darwin_cpp_builtins): Expect
13558 darwin_macosx_version_min to be non-NULL always.
13560 * config/rs6000/rs6000.c: Clean up trailing whitespace.
13562 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
13564 * config/i386/i386.h (x86_use_xchgb): New.
13565 (TARGET_USE_XCHGB): New macro.
13566 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
13567 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
13568 Split after reload into bswaphi for shifts of 8.
13569 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
13570 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
13571 or when optimizing for size.
13573 2007-02-16 Richard Guenther <rguenther@suse.de>
13574 Christian Bruel <christian.bruel@st.com>
13576 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
13577 DECLs but prefer SSA_NAMEs over DECLs.
13579 2007-02-16 Richard Guenther <rguenther@suse.de>
13581 * tree-flow-inline.h (single_imm_use_p): Remove.
13582 (zero_imm_uses_p): Likewise.
13583 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
13584 instead of single_imm_use_p.
13585 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
13588 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13591 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
13592 nested double- and backquotes.
13594 2007-02-15 Roger Sayle <roger@eyesopen.com>
13596 PR middle-end/30391
13597 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
13598 should be unreachable.
13599 (build2_stat): Allow construction of MODIFY_EXPR at any time.
13600 For the time being redirect GIMPLE_MODIFY_STMT to the new
13601 (renamed) build_gimple_modify_stmt_stat.
13602 (build2_gimple_stat): Rename to...
13603 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
13604 Always build a GIMPLE_MODIFY_STMT node.
13605 * tree.h (build2_gimple, build2_gimple_stat): Delete.
13606 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
13609 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
13610 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
13611 * tree-complex.c (set_component_ssa_name, expand_complex_move,
13612 expand_complex_div_wide): Likewise.
13613 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
13614 * tree-ssa-loop-im.c (schedule_sm): Likewise.
13615 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
13616 * tree-ssa-loop-manip.c (create_iv): Likewise.
13617 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
13618 abs_replacement): Likewise.
13619 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
13620 realify_fake_stores): Likewise.
13622 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
13623 node rather than a GIMPLE_MODIFY_STMT node.
13624 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
13625 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
13627 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
13628 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
13629 GIMPLE_MODIFY_STMT.
13631 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13633 PR middle-end/30433
13634 * fold-const.c (fold_comparison): Add back the
13635 folding of constant complex comparisions.
13637 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13639 PR middle-end/30729
13640 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
13641 effects unknown to this function, return early.
13643 2007-02-15 Ian Lance Taylor <iant@google.com>
13645 * lower-subreg.c (move_eh_region_note): New static function.
13646 (resolve_simple_move): Call it.
13647 (decompose_multiword_subregs): Track blocks for which we resolve a
13648 simple move which is also a control flow insn. Pass them to
13649 find_many_sub_basic_blocks.
13650 (pass_lower_subreg): Add TODO_verify_flow.
13651 (pass_lower_subreg2): Likewise.
13653 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13654 Brooks Moses <brooks.moses@codesourcery.com>
13655 Lee Millward <lee.millward@codesourcery.com>
13657 * tree.h (enum tree_code_class): Add tcc_vl_exp.
13658 (VL_EXP_CLASS_P): New.
13659 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
13661 (TREE_OPERAND_CHECK_CODE): Likewise.
13662 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
13663 (TREE_RTL_OPERAND_CHECK): Likewise.
13664 (tree_operand_check_failed): Make second parameter the whole tree
13665 instead of its code. Fixed callers.
13666 (VL_EXP_CHECK): New.
13667 (TREE_OPERAND_LENGTH): New.
13668 (VL_EXP_OPERAND_LENGTH): New.
13669 (CALL_EXPR_FN): New.
13670 (CALL_EXPR_STATIC_CHAIN): New.
13671 (CALL_EXPR_ARGS): New.
13672 (CALL_EXPR_ARG): New.
13673 (call_expr_nargs): New.
13674 (CALL_EXPR_ARGP): New.
13675 (build_nt_call_list): Declare.
13676 (build_vl_exp_stat): Declare.
13677 (build_vl_exp): New.
13678 (build_call_list): Declare.
13679 (build_call_nary): Declare.
13680 (build_call_valist): Declare.
13681 (build_call_array): Declare.
13682 (call_expr_arg): Declare.
13683 (call_expr_argp): Declare.
13684 (call_expr_arglist): Declare.
13685 (fold_build_call_list): Declare.
13686 (fold_build_call_list_initializer): Declare.
13687 (fold_call_expr): Declare to replace fold_builtin.
13688 (fold_builtin_fputs): Update to agree with modified definition.
13689 (fold_builtin_strcpy): Likewise.
13690 (fold_builtin_strncpy): Likewise.
13691 (fold_builtin_memory_chk): Likewise.
13692 (fold_builtin_stxcpy_chk): Likewise.
13693 (fold_builtin_strncpy_chk): Likewise.
13694 (fold_builtin_next_arg): Likewise.
13695 (fold_build_call_expr): Declare.
13696 (fold_builtin_call_list): Declare.
13697 (fold_builtin_call_valist): Declare.
13698 (build_call_expr): Declare.
13699 (validate_arglist): Update to agree with modified definition.
13700 (tree_operand_length): New.
13701 (call_expr_arg_iterator): New.
13702 (init_call_expr_arg_iterator): New.
13703 (next_call_expr_arg): New.
13704 (first_call_expr_arg): New.
13705 (more_call_expr_args_p): New.
13706 (FOR_EACH_CALL_EXPR_ARG): New.
13708 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
13709 and tcc_gimple_stmt.
13710 (tree_code_size): Update documentation. Use sizeof (tree) rather
13711 than sizeof (char *).
13712 (tree_size): Likewise. Add case for tcc_vl_exp.
13713 (tree_node_structure): Add case for tcc_vl_exp.
13714 (contains_placeholder_p): Likewise.
13715 (substitute_in_expr): Likewise.
13716 (substitute_placeholder_in_expr): Likewise.
13717 (stabilize_reference_1): Likewise.
13718 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
13719 to diagnose breakage of this interface for constructing CALL_EXPRs.
13720 (build_nt): Add similar assertion here.
13721 (build_nt_call_list): New.
13722 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
13723 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
13725 (get_callee_fndecl): Use new CALL_EXPR accessors.
13726 (tree_operand_check_failed): Change parameters to pass entire node
13727 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
13728 (process_call_operands): New.
13729 (build_vl_exp_stat): New.
13730 (build_call_list): New.
13731 (build_call_nary): New.
13732 (build_call_valist): New.
13733 (build_call_array): New.
13734 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13735 (call_expr_arglist): New.
13737 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
13738 tcc_vl_exp instead of a fixed-size tcc_expression.
13740 * doc/c-tree.texi (CALL_EXPR): Document new representation and
13741 accessors for CALL_EXPRs.
13742 (AGGR_INIT_EXPR): Likewise.
13744 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13745 Brooks Moses <brooks.moses@codesourcery.com>
13746 Lee Millward <lee.millward@codesourcery.com>
13748 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
13749 (expand_builtin_nonlocal_goto): Change parameter to be entire
13750 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
13751 (expand_builtin_prefetch): Likewise.
13752 (expand_builtin_classify_type): Likewise.
13753 (mathfn_built_in): Return NULL_TREE instead of 0.
13754 (expand_errno_check): Use new CALL_EXPR accessors.
13755 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
13756 Return NULL_RTX instead of 0.
13757 (expand_builtin_mathfn_2): Likewise.
13758 (expand_builtin_mathfn_3): Likewise.
13759 (expand_builtin_interclass_mathfn): Likewise.
13760 (expand_builtin_sincos): Likewise.
13761 (expand_builtin_cexpi): Likewise.
13762 (expand_builtin_int_roundingfn): Likewise.
13763 (expand_builtin_int_roundingfn_2): Likewise.
13764 (expand_builtin_pow): Likewise.
13765 (expand_builtin_powi): Likewise.
13766 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
13767 of arglist, fixing callers appropriately. Use new CALL_EXPR
13768 accessors and constructors. Return NULL_RTX instead of 0.
13769 (expand_builtin_strstr): Likewise.
13770 (expand_builtin_strchr): Likewise.
13771 (expand_builtin_strrchr): Likewise.
13772 (expand_builtin_strpbrk): Likewise.
13773 (expand_builtin_memcpy): Likewise.
13774 (expand_builtin_mempcpy): Likewise.
13775 (expand_builtin_mempcpy_args): New.
13776 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
13777 (expand_builtin_memmove_args): New.
13778 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
13779 (expand_movstr): Likewise.
13780 (expand_builtin_strcpy): Likewise.
13781 (expand_builtin_strcpy_args): New.
13782 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
13783 (expand_builtin_strncpy): Likewise.
13784 (expand_builtin_memset): Likewise.
13785 (expand_builtin_memset_args): New.
13786 (expand_builtin_bzero): Similarly to expand_builtin_memset.
13787 (expand_builtin_memcmp): Likewise.
13788 (expand_builtin_strcmp): Likewise.
13789 (expand_builtin_strncmp): Likewise.
13790 (expand_builtin_strcat): Likewise.
13791 (expand_builtin_strncat): Likewise.
13792 (expand_builtin_strspn): Likewise.
13793 (expand_builtin_strcspn): Likewise.
13794 (expand_builtin_args_info): Likewise.
13795 (expand_builtin_va_start): Likewise.
13796 (gimplify_va_arg_expr): Likewise.
13797 (expand_builtin_va_end): Likewise.
13798 (expand_builtin_va_copy): Likewise.
13799 (expand_builtin_frame_address): Likewise.
13800 (expand_builtin_alloca): Likewise.
13801 (expand_builtin_bswap): Likewise.
13802 (expand_builtin_unop): Likewise.
13803 (expand_builtin_fputs): Likewise.
13804 (expand_builtin_expect): Likewise.
13805 (expand_builtin_fabs): Likewise.
13806 (expand_builtin_copysign): Likewise.
13807 (expand_builtin_printf): Likewise.
13808 (expand_builtin_fprintf): Likewise.
13809 (expand_builtin_sprintf): Likewise.
13810 (expand_builtin_init_trampoline): Likewise.
13811 (expand_builtin_signbit): Likewise.
13812 (expand_builtin_fork_or_exec): Likewise.
13813 (expand_builtin_sync_operation): Likewise.
13814 (expand_builtin_compare_and_swap): Likewise.
13815 (expand_builtin_lock_test_and_set): Likewise.
13816 (expand_builtin_lock_release): Likewise.
13817 (expand_builtin): Likewise.
13818 (builtin_mathfn_code): Likewise.
13820 (fold_builtin_constant_p): Pass call arguments individually instead
13821 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13822 accessors and constructors. Return NULL_TREE instead of 0.
13823 (fold_builtin_expect): Likewise.
13824 (fold_builtin_classify_type): Likewise.
13825 (fold_builtin_strlen): Likewise.
13826 (fold_builtin_nan): Likewise.
13827 (integer_valued_real_p): Likewise.
13828 (fold_trunc_transparent_mathfn): Likewise.
13829 (fold_fixed_mathfn): Likewise.
13830 (fold_builtin_cabs): Likewise.
13831 (fold_builtin_sqrt): Likewise.
13832 (fold_builtin_cbrt): Likewise.
13833 (fold_builtin_cos): Likewise.
13834 (fold_builtin_cosh): Likewise.
13835 (fold_builtin_tan): Likewise.
13836 (fold_builtin_sincos): Likewise.
13837 (fold_builtin_cexp): Likewise.
13838 (fold_builtin_trunc): Likewise.
13839 (fold_builtin_floor): Likewise.
13840 (fold_builtin_ceil): Likewise.
13841 (fold_builtin_round): Likewise.
13842 (fold_builtin_int_roundingfn): Likewise.
13843 (fold_builtin_bitop): Likewise.
13844 (fold_builtin_bswap): Likewise.
13845 (fold_builtin_logarithm): Likewise.
13846 (fold_builtin_hypot): Likewise.
13847 (fold_builtin_pow): Likewise.
13848 (fold_builtin_powi): Likewise.
13849 (fold_builtin_exponent): Likewise.
13850 (fold_builtin_memset): Likewise.
13851 (fold_builtin_bzero): Likewise.
13852 (fold_builtin_memory_op): Likewise.
13853 (fold_builtin_bcopy): Deleted; call site changed to invoke
13854 fold_builtin_memory_op directly.
13855 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
13856 (fold_builtin_strncpy): Likewise.
13857 (fold_builtin_memcmp): Likewise.
13858 (fold_builtin_strcmp): Likewise.
13859 (fold_builtin_strncmp): Likewise.
13860 (fold_builtin_signbit): Likewise.
13861 (fold_builtin_copysign): Likewise.
13862 (fold_builtin_isascii): Likewise.
13863 (fold_builtin_toascii): Likewise.
13864 (fold_builtin_isdigit): Likewise.
13865 (fold_builtin_fabs): Likewise.
13866 (fold_builtin_abs): Likewise.
13867 (fold_builtin_fmin_fmax): Likewise.
13868 (fold_builtin_carg): Likewise.
13869 (fold_builtin_classify): Likewise.
13870 (fold_builtin_unordered_cmp): Likewise.
13872 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
13873 New functions split out from fold_builtin_1.
13874 (fold_builtin_n): New.
13875 (fold_builtin_varargs): New.
13876 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
13878 (fold_call_expr): New.
13879 (build_function_call_expr): Rewrite to use new helper function.
13880 (fold_builtin_call_list): New.
13881 (build_call_expr): New.
13882 (fold_builtin_call_valist): New.
13883 (rewrite_call_expr): New.
13884 (validate_arg): New.
13885 (validate_arglist): Change parameter to be entire CALL_EXPR instead
13886 of an arglist. Change return type to bool. Use new CALL_EXPR
13889 (fold_builtin_strstr): Pass call arguments individually instead
13890 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13891 accessors and constructors. Return NULL_TREE instead of 0.
13892 (fold_builtin_strchr): Likewise.
13893 (fold_builtin_strrchr): Likewise.
13894 (fold_builtin_strpbrk): Likewise.
13895 (fold_builtin_strcat): Likewise.
13896 (fold_builtin_strncat): Likewise.
13897 (fold_builtin_strspn): Likewise.
13898 (fold_builtin_strcspn): Likewise.
13899 (fold_builtin_fputs): Likewise.
13900 (fold_builtin_next_arg): Likewise.
13901 (fold_builtin_sprintf): Likewise.
13903 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
13904 NULL_RTX instead of 0.
13905 (expand_builtin_memory_chk): Likewise.
13906 (maybe_emit_chk_warning): Likewise.
13907 (maybe_emit_sprintf_chk_warning): Likewise.
13909 (fold_builtin_object_size): Pass call arguments individually instead
13910 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13911 accessors and constructors. Return NULL_TREE instead of 0.
13912 (fold_builtin_memory_chk): Likewise.
13913 (fold_builtin_stxcpy_chk): Likewise.
13914 (fold_builtin_strncpy_chk): Likewise.
13915 (fold_builtin_strcat_chk): Likewise.
13916 (fold_builtin_strcat_chk): Likewise.
13917 (fold_builtin_strncat_chk): Likewise.
13918 (fold_builtin_sprintf_chk): Likewise.
13919 (fold_builtin_snprintf_chk): Likewise.
13920 (fold_builtin_printf): Likewise.
13921 (fold_builtin_vprintf): Likewise.
13923 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
13925 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
13926 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13927 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
13928 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
13929 (fold_unary): Likewise.
13930 (fold_binary): Likewise.
13931 (fold_ternary): Remove CALL_EXPR case, since they are no longer
13932 ternary expressions.
13933 (fold): Add logic for tcc_vl_exp.
13934 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
13935 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13936 (fold_build3_stat): Add assertion to flag broken interface for
13937 constructing CALL_EXPRs.
13938 (fold_build_call_list): New.
13939 (fold_build_call_list_initializer): New.
13940 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
13942 (fold_strip_sign_ops): Likewise.
13944 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13945 Brooks Moses <brooks.moses@codesourcery.com>
13946 Lee Millward <lee.millward@codesourcery.com>
13948 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
13949 accessors and dump arguments explicitly.
13951 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
13953 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
13955 (print_call_name): Use new CALL_EXPR accessors.
13957 * print-tree.c (print_node): Add case tcc_vl_exp. Print
13958 CALL_EXPR arguments explicitly instead of as a list. Use
13959 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13961 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
13962 (vrp_visit_stmt): Likewise.
13964 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
13965 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
13967 (force_move_till_expr): Likewise.
13969 * targhooks.c (default_external_stack_protect_fail): Use
13970 build_call_expr instead of build_function_call_expr.
13971 (default_hidden_stack_protect_fail): Likewise.
13973 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
13976 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
13977 and walk arguments explicitly.
13979 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
13980 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13981 (expand_simple_operations): Likewise.
13982 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
13984 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
13985 of TREE_CODE_LENGTH.
13986 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
13988 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
13989 instead of TREE_CODE_LENGTH.
13991 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
13992 (tree_ic_transform): Likewise.
13993 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
13994 parameter instead of arglist. Fix callers.
13995 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
13996 (tree_stringops_transform): Likewise.
13997 (tree_indirect_call_to_profile): Likewise.
13998 (tree_stringops_values_to_profile): Likewise.
14000 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
14001 (eliminate_tail_call): Likewise.
14003 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
14005 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
14006 Use TREE_OPERAND_LENGTH and generalize to handle any number of
14008 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
14010 * omp-low.c (build_omp_barrier): Use build_call_expr.
14011 (lower_rec_input_clauses): Likewise.
14012 (lower_reduction_clauses): Likewise.
14013 (expand_parallel_call): Likewise.
14014 (maybe_catch_exception): Likewise.
14015 (expand_omp_for_generic): Likewise.
14016 (expand_omp_for_static_nochunk): Likewise.
14017 (expand_omp_sections): Likewise.
14018 (lower_omp_single_simple): Likewise.
14019 (lower_omp_single_copy): Likewise.
14020 (lower_omp_master): Likewise.
14021 (lower_omp_ordered): Likewise.
14022 (lower_omp_critical): Likewise.
14024 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
14025 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
14027 * tree-gimple.c (is_gimple_call_addr): Fix doc.
14028 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
14029 TREE_CODE_LENGTH. Add tcc_vl_exp case.
14031 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
14032 and generalize to handle any number of operands.
14033 (chrec_contains_undetermined): Likewise.
14034 (tree_contains_chrecs): Likewise.
14035 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
14037 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
14039 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
14040 fold_call_expr instead of fold_builtin.
14041 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
14042 match declarations there.
14043 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
14046 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
14047 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14049 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
14050 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
14052 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
14055 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
14056 (execute_cse_sincos): Use new CALL_EXPR accessors.
14058 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
14060 * gimple-low.c (lower_function_body): Use build_call_expr.
14061 (lower_builtin_setjmp): Likewise.
14063 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
14064 (set_storage_via_libcall): Likewise.
14065 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
14066 instead of TREE_CODE_LENGTH.
14067 (expand_expr_real_1): Use new CALL_EXPR accessors.
14069 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
14070 generalize to handle any number of operands.
14071 (TB_parent_eq): Likewise.
14073 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
14074 (strip_builtin_expect): Likewise.
14076 * function.c (gimplify_parameters): Use build_call_expr.
14078 * tree-vectorizer.c (vect_is_simple_reduction): Use
14079 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14081 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
14082 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
14084 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
14087 * gimplify.c (build_stack_save_restore): Use build_call_expr.
14088 (gimplify_decl_expr): Likewise.
14089 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
14090 Use new CALL_EXPR iterators.
14091 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
14092 (gimplify_modify_expr_to_memset): Likewise.
14093 (gimplify_variable_sized_compare): Likewise.
14094 (gimplify_omp_atomic_fetch_op): Likewise.
14095 (gimplify_omp_atomic_pipeline): Likewise.
14096 (gimplify_omp_atomic_mutex): Likewise.
14097 (gimplify_function_tree): Likewise.
14099 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
14100 (call_expr_flags): Likewise.
14101 (expand_call): Likewise.
14103 * except.c (expand_builtin_eh_return_data_regno): Pass entire
14104 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
14107 * coverage.c (create_coverage): Use build_call_expr.
14109 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
14110 (temp_call_expr_obstack): New.
14111 (pool_copy_list): Delete.
14112 (temp_copy_call_expr): New.
14113 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
14114 CALL_EXPR accessors. Get rid of special goo for copying argument
14115 lists and use temp_copy_call_expr instead.
14116 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
14117 CALL_EXPR accessors.
14118 (create_expression_by_pieces): Likewise. Use build_call_array
14119 to construct the result instead of fold_build3.
14120 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
14121 dealing with argument lists.
14122 (init_pre): Remove references to expression_node_pool and
14123 list_node_pool. Init temp_call_expr_obstack instead.
14124 (fini_pre): Remove references to expression_node_pool and
14127 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
14128 and walk arguments explicitly instead of as a list.
14130 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
14131 (mx_register_decls): Likewise.
14132 (mudflap_register_call): Likewise.
14133 (mudflap_finish_file): Likewise.
14135 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
14136 (ipa_callsite_compute_param): Likewise.
14138 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
14139 accessors and constructor.
14141 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
14142 accessors and constructor.
14143 (convert_tramp_reference): Likewise.
14144 (convert_call_expr): Likewise.
14145 (finalize_nesting_tree_1): Likewise.
14147 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
14150 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
14152 * tree-inline.c (initialize_inlined_parameters): Pass entire
14153 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
14155 (estimate_num_insns_1): Use new CALL_EXPR accessors.
14156 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
14158 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
14159 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14160 (vectorizable_reduction): Likewise.
14161 (vectorizable_call): Use new CALL_EXPR iterators.
14162 (vectorizable_conversion): Use build_call_expr.
14163 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
14164 (vect_gen_widened_results_half): Use build_call_expr.
14165 (vect_setup_realignment): Likewise.
14166 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
14168 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
14169 (pass_through_call): Likewise.
14170 (compute_object_sizes): Likewise. Use fold_call_expr instead of
14173 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
14174 (tree_gen_pow2_profiler): Likewise.
14175 (tree_gen_one_value_profiler): Likewise.
14176 (tree_gen_ic_func_profiler): Likewise.
14177 (tree_gen_average_profiler): Likewise.
14178 (tree_gen_ior_profiler): Likewise.
14180 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
14181 (find_func_aliases): Use new CALL_EXPR accessors. Add case
14182 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14184 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
14185 of TREE_CODE_LENGTH.
14187 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
14188 of TREE_CODE_LENGTH.
14190 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
14192 (convert_to_integer): Likewise.
14194 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
14197 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14198 Brooks Moses <brooks.moses@codesourcery.com>
14199 Lee Millward <lee.millward@codesourcery.com>
14201 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
14203 * config/frv/frv.c (frv_expand_builtin): Likewise.
14204 * config/s390/s390.c (s390_expand_builtin): Likewise.
14206 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
14207 (sparc_expand_builtin): Use new CALL_EXPR accessors.
14209 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
14210 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
14211 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
14212 (ix86_expand_store_builtin): Likewise.
14213 (ix86_expand_unop_builtin): Likewise.
14214 (ix86_expand_unop1_builtin): Likewise.
14215 (ix86_expand_sse_compare): Likewise.
14216 (ix86_expand_sse_comi): Likewise.
14217 (ix86_expand_vec_init_builtin): Likewise.
14218 (ix86_expand_vec_ext_builtin): Likewise.
14219 (ix86_expand_vec_set_builtin): Likewise.
14220 (ix86_expand_builtin): Use new CALL_EXPR accessors.
14222 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
14223 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
14225 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
14226 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
14227 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
14229 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
14231 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
14232 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
14233 arglist. Use new CALL_EXPR accessors. Fix callers.
14234 (altivec_expand_abs_builtin): Likewise.
14235 (rs6000_expand_binop_builtin): Likewise.
14236 (altivec_expand_predicate_builtin): Likewise.
14237 (altivec_expand_lv_builtin): Likewise.
14238 (spe_expand_stv_builtin): Likewise.
14239 (altivec_expand_stv_builtin): Likewise.
14240 (rs6000_expand_ternop_builtin): Likewise.
14241 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
14242 (altivec_expand_st_builtin): Likewise.
14243 (altivec_expand_dst_builtin): Likewise.
14244 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
14245 arglist. Use new CALL_EXPR accessors. Fix callers.
14246 (altivec_expand_vec_set_builtin): Likewise.
14247 (altivec_expand_vec_ext_builtin): Likewise.
14248 (altivec_expand_builtin): Use new CALL_EXPR accessors.
14249 (spe_expand_builtin): Likewise.
14250 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
14251 arglist. Use new CALL_EXPR accessors. Fix callers.
14252 (spe_expand_evsel_builtin): Likewise.
14253 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
14254 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
14256 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
14257 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
14258 (arm_expand_unop_builtin): Likewise.
14259 (arm_expand_builtin): Use new CALL_EXPR accessors.
14261 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
14264 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
14265 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
14267 (bfin_expand_unop_builtin): Likewise.
14268 (bfin_expand_builtin): Use new CALL_EXPR accessors.
14270 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14271 Brooks Moses <brooks.moses@codesourcery.com>
14272 Lee Millward <lee.millward@codesourcery.com>
14274 * c-semantics.c (build_stmt): Add internal diagnostic check.
14276 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
14277 accessors. Print arguments explicitly instead of as a list.
14279 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
14281 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
14282 (c_finish_omp_flish): Likewise.
14284 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
14285 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
14286 instead of TREE_CODE_LENGTH.
14287 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
14288 (c_warn_unused_result): Likewise.
14290 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14293 * doc/invoke.texi (Warning Options): Remove
14294 -Werror-implicit-function-declaration.
14295 (Wimplicit-function-declaration): Update description.
14296 * opts.c (common_handle_option): Move handling of -Werror=* to...
14297 (enable_warning_as_error): ...here.
14298 * opts.h (enable_warning_as_error): Declare.
14299 * c-decl.c (implicit_decl_warning): Unless
14300 -Wno-implicit-function-declaration is given, emit a pedwarn if
14301 -std=c99 or emit a warning if -Wimplicit-function-declaration.
14302 * c.opt (Wimplicit-function-declaration): Replace
14303 mesg_implicit_function_declaration with
14304 warn_implicit_function_declaration.
14305 * c-opts.c (c_common_handle_option):
14306 -Werror-implicit-function-declaration is exactly equal as
14307 -Werror=implicit-function-declaration.
14308 (set_Wimplicit): Replace mesg_implicit_function_declaration with
14309 warn_implicit_function_declaration.
14310 (c_common_post_options): -Wimplict-function-declaration is enabled
14311 by default by -std=c99, otherwise is disabled by default.
14312 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
14314 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
14316 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
14317 DECL on the rhs to a DECL on the lhs for debug info purposes if the
14318 former is ignored but not the latter.
14320 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
14322 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
14323 is made and the reference doesn't use the alias set of its type,
14324 do not create the temporary using that type.
14326 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
14328 * jump.c: Remove prototypes for delete_computation and
14329 delete_prior_computation.
14331 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
14333 * jump.c (get_label_after): Delete.
14334 (get_label_before, delete_computation, delete_jump,
14335 delete_prior_computation, follow_jumps): Move...
14336 * reorg.c (delete_computation, delete_prior_computation): ... here...
14337 (get_label_before, delete_jump): ... making these static ...
14338 (follow_jumps): ... and simplifying this since it only runs after
14340 * rtl.h (get_label_after, get_label_before, delete_jump,
14341 follow_jumps): Delete prototypes.
14343 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
14345 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
14347 2007-02-15 Nick Clifton <nickc@redhat.com>
14349 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
14350 order to prevent it from being munged by the target.
14352 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
14354 * config/i386/i386.md: Remove misleading comment.
14356 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14358 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
14359 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
14362 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14364 * tree-sra.c (instantiate_missing_elements): Canonicalize
14366 (sra_build_assignment): New.
14367 (generate_copy_inout, generate_element_copy,
14368 generate_element_zero, generate_one_element_init): Use it.
14370 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14372 * tree-sra.c (instantiate_missing_elements): Canonicalize
14374 (sra_build_assignment): New.
14375 (generate_copy_inout, generate_element_copy,
14376 generate_element_zero, generate_one_element_init): Use it.
14378 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14380 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
14383 2007-02-14 Joseph Myers <joseph@codesourcery.com>
14385 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
14386 types as aggregates not scalars.
14387 * function.c (assign_stack_temp_for_type): Likewise.
14389 2007-02-14 Roger Sayle <roger@eyesopen.com>
14390 Zdenek Dvorak <dvorakz@suse.cz>
14392 * tree-dump.c (dump_switch_p_1): Require exact match of the option
14395 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
14397 * passes.c (next_pass_1): Clear the next field of the copied
14400 2007-02-14 Richard Henderson <rth@redhat.com>
14402 * tree-sra.c (early_sra): New.
14403 (decl_can_be_decomposed_p): Deny va_list if early_sra.
14404 (tree_sra_early, pass_sra_early): New.
14405 * tree-pass.h (pass_sra_early): Declare.
14406 * passes.c (init_optimization_passes): Use it.
14408 2007-02-14 Richard Guenther <rguenther@suse.de>
14410 * flags.h (issue_strict_overflow_warning): Convert to a macro.
14412 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
14414 PR tree-optimization/30771
14415 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
14417 (vect_analyze_operations): Induction phis can now be marked as
14419 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
14420 Update documentation accordingly.
14422 2007-02-14 Nick Clifton <nickc@redhat.com>
14424 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
14425 most 3 arguments are supported.
14426 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
14428 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
14430 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
14431 Ensure dst->current is valid.
14433 2007-02-13 Paul Brook <paul@codesourcery.com>
14435 * config.gcc: Add arm*-*-uclinux-*eabi.
14436 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
14437 (SUBTARGET_EXTRA_LINK_SPEC): Define.
14438 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
14439 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
14440 (LINK_SPEC): Define.
14441 (LIB_SPEC): Define.
14442 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
14444 * config/arm/uclinux-eabi.h: New file.
14445 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
14446 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
14449 2007-02-13 Ian Lance Taylor <iant@google.com>
14451 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
14452 * flags.h (warn_strict_overflow): Declare.
14453 (enum warn_strict_overflow_code): Define.
14454 (issue_strict_overflow_warning): New static inline function.
14455 * opts.c (warn_strict_overflow): New variable.
14456 (common_handle_option): Handle OPT_Wstrict_overflow and
14457 OPT_Wstrict_overflow_.
14458 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
14460 * fold-const.c: Include intl.h.
14461 (fold_deferring_overflow_warnings): New static variable.
14462 (fold_deferred_overflow_warning): New static variable.
14463 (fold_deferred_overflow_code): New static variable.
14464 (fold_defer_overflow_warnings): New function.
14465 (fold_undefer_overflow_warnings): New function.
14466 (fold_undefer_and_ignore_overflow_warnings): New function.
14467 (fold_deferring_overflow_warnings_p): New function.
14468 (fold_overflow_warning): New static function.
14469 (make_range): Add strict_overflow_p parameter. Change all
14471 (extract_muldiv, extract_muldiv_1): Likewise.
14472 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
14473 tree_expr_nonnegative_p.
14474 (fold_negate_expr): Call fold_overflow_warning.
14475 (fold_range_test): Likewise.
14476 (fold_comparison): Likewise.
14477 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
14478 instead of tree_expr_nonnegative_p.
14479 (tree_expr_nonnegative_warnv_p): Rename from
14480 tree_expr_nonnegative_p, add strict_overflow_p parameter.
14481 (tree_expr_nonnegative_p): New function.
14482 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
14483 strict_overflow_p parameter.
14484 (tree_expr_nonzero_p): New function.
14485 * passes.c (verify_interpass_invariants): New static function.
14486 (execute_one_pass): Call it.
14487 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
14489 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
14490 (estimate_numbers_of_iterations): Likewise.
14491 (scev_probably_wraps_p): Likewise.
14492 * tree-ssa-ccp.c: Include "toplev.h".
14493 (evaluate_stmt): Defer fold overflow warnings until we know we are
14495 (struct fold_stmt_r_data): Add stmt field.
14496 (fold_stmt_r): Defer fold overflow warnings until we know we
14498 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
14499 (fold_stmt_inplace): Likewise.
14500 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
14501 (cleanup_control_expr_graph): Defer fold overflow warnings until
14502 we know we are going to optimize.
14503 * tree-cfg.c (fold_cond_expr_cond): Likewise.
14504 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
14506 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
14507 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
14508 * tree-ssa-loop-manip.c (create_iv): Likewise.
14509 * c-typeck.c (build_conditional_expr): Likewise.
14510 (build_binary_op): Likewise.
14511 * tree-vrp.c (vrp_expr_computes_nonzero): Call
14512 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
14513 (extract_range_from_unary_expr): Likewise.
14514 * simplify-rtx.c (simplify_const_relational_operation): Warn when
14515 assuming that signed overflow does not occur.
14516 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
14517 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
14518 (fold_defer_overflow_warnings): Declare.
14519 (fold_undefer_overflow_warnings): Declare.
14520 (fold_undefer_and_ignore_overflow_warnings): Declare.
14521 (fold_deferring_overflow_warnings_p): Declare.
14522 (tree_expr_nonzero_warnv_p): Declare.
14523 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
14524 of warning options.
14525 (Warning Options): Document -Wstrict-overflow.
14526 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
14527 (tree-ssa-ccp.o): Likewise.
14528 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
14529 (fold-const.o): Depend on intl.h.
14531 2007-02-13 Ian Lance Taylor <iant@google.com>
14533 PR middle-end/30751
14534 * lower-subreg.c (resolve_simple_move): Decompose subregs in
14537 2007-02-13 Stuart Hastings <stuart@apple.com>
14539 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
14541 2007-02-13 Richard Henderson <rth@redhat.com>
14543 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
14544 handled_component_p before looking for the indirect_ref.
14546 2007-02-13 Richard Henderson <rth@redhat.com>
14548 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
14549 remove flags clobber.
14550 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
14551 (bswaphi_lowpart): New.
14552 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
14553 remove TARGET_BSWAP test. Delete expander of the same name.
14555 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
14556 (expand_unop): Use them.
14558 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
14560 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
14561 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
14562 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
14563 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
14564 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
14565 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
14566 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
14567 assembler dialect choice from asm templates.
14569 2007-02-12 Richard Henderson <rth@redhat.com>
14571 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
14572 (fixuns_trunc<SSEMODEF>si2): Use it.
14573 * config/i386/sse.md (vec_setv4sf_0): Export.
14574 * config/i386/i386.c (ix86_build_const_vector): Export.
14575 (ix86_split_convert_uns_si_sse): Rename from
14576 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
14577 * config/i386/i386-protos.h: Update.
14579 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14582 * c-typeck.c (c_finish_return): Improve warning message.
14584 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14586 * alias.c (find_symbolic_term): Delete unused function.
14588 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
14590 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
14591 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
14592 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
14594 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
14596 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
14597 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
14598 the function, temporarily point the debug interface to the null one.
14600 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
14602 * dwarf2out.c (round_up_to_align): New static function.
14603 (field_byte_offset): Use it to round the offset.
14605 2007-02-12 Richard Henderson <rth@redhat.com>
14607 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
14608 (inswl_const): Export.
14610 2007-02-12 Richard Henderson <rth@redhat.com>
14612 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
14613 result mode of the libcall, convert back to outmode.
14615 2007-02-12 Roger Sayle <roger@eyesopen.com>
14617 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
14618 (bswapdi2): New define_expand to implement 32-bit implementation.
14620 2007-02-12 Nick Clifton <nickc@redhat.com>
14622 * doc/invoke.texi (Overall Options): Document --help=.
14623 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
14624 (cc1_options): Pass --help= on to cc1.
14625 (display_help): Add description of --help=.
14626 (process_command): Add code to handle --help=. Allow translated
14627 --help and --target-help switches to be passed on to compiler
14629 (main): Remove unused if statement.
14630 * opts.c (columns): Remove.
14631 (LEFT_COLUMN): Define.
14632 (wrap_help): Add columns argument.
14633 (print_filtered_help): Change parameters to be an include bitmask,
14634 an exclude bitmask, an any bitmask and the column width. Move the
14635 code to display the params list here. Add code to display the
14636 status of options rather than their descriptions if the quiet flag
14638 (print_specific_help): Change parameters to be an include bitmask,
14639 an exclude bitmask and an any bitmask. Move code to look up the
14640 column width here. Decide upon the title for an options listing.
14641 (common_handle_options): Add code to handle --help=. Adapt code
14642 for --help and --target-help to use the revised form of the
14643 print_specific_help function.
14644 (print_help): Delete.
14645 (print_param_help): Delete.
14646 (print_switch): Delete.
14647 * opts.h (cl_lang_count): Add prototype.
14648 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
14649 CL_MAX_OPTION_CLASS): New defines.
14650 * optc-gen.awk: Add construction of cl_lang_count.
14651 * c.opt: Add Warning attribute to warning options and Optimization
14652 attribute to optimization options.
14653 * common.opt: Likewise.
14655 Add -fhelp and -ftarget-help as aliases for the transformed --help
14656 and --target-help options.
14657 * opt-functions.awk: Add code to handle Warning and Optimization
14660 2007-02-12 Richard Henderson <rth@redhat.com>
14662 * config/alpha/constraints.md: New file.
14663 * config/alpha/alpha.c: Include tm-constrs.h.
14664 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
14665 alpha_extra_constraint): Remove.
14666 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
14667 * config/alpha/alpha-protos.h: Update.
14668 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
14669 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
14670 (EXTRA_CONSTRAINT): Remove.
14671 * config/alpha/alpha.md: Include constraints.md.
14672 (adddi splitter): Use satisfies_constraint_*.
14673 * config/alpha/predicates.md (add_operand): Likewise.
14674 (sext_add_operand, addition_operation): Likewise.
14676 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
14678 PR tree-optimization/29145
14679 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
14680 in our handling of restrict qualified pointers.
14682 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14685 * doc/invoke.texi (Wunused-value): Update description.
14686 (Wextra): Delete item.
14687 * opts.c (set_Wextra): Don't use the value of Wextra to set the
14688 value of Wunused-value.
14689 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
14690 (c_finish_stmt_expr): Don't check extra_warnings.
14691 (emit_side_effect_warnings): The caller is responsible to check
14694 2007-02-11 Roger Sayle <roger@eyesopen.com>
14695 Matt Thomas <matt@3am-software.com>
14697 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
14699 2007-02-11 Roger Sayle <roger@eyesopen.com>
14701 * simplify-rtx.c (simplify_relational_operation_1): Optimize
14702 comparisons of POPCOUNT against zero.
14703 (simplify_const_relational_operation): Likewise.
14705 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14707 * doc/invoke.texi (Wextra): Delete outdated paragraph.
14709 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14711 * dwarf2out.c (root_type): Delete unused function.
14713 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14715 * genattrtab.c (contained_in_p): Delete unused function.
14716 (write_expr_attr_cache): Likewise.
14718 2007-02-11 Jan Hubicka <jh@suse.cz>
14720 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
14723 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
14725 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
14726 to add the REG_EQ* note.
14727 * see.c (see_merge_one_use_extension): Likewise.
14728 * local-alloc.c (update_equiv_regs): Likewise. Also don't
14729 turn REG_EQUAL notes into REG_EQUIV notes if the target
14730 register may have more than one set.
14731 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
14732 * gcse.c (try_replace_reg): Likewise.
14733 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
14734 * calls.c (fixup_tail_calls): Likewise. Abort if there is
14735 more than one REG_EQUIV note.
14736 * reload1.c (gen_reload): Use set_unique_reg_note.
14738 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
14740 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
14741 (ix86_builtin_conversion): New function.
14743 2007-02-06 Mark Mitchell <mark@codesourcery.com>
14746 * tree.h (DECL_REPLACEABLE_P): New macro.
14747 * except.c (set_nothrow_function_flags): Likewise.
14749 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
14750 Ira Rosen <irar@il.ibm.com>
14751 Dorit Nuzman <dorit@il.ibm.com>
14753 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
14754 * targhooks.c (default_builtin_vectorized_conversion): New.
14755 * targhooks.h (default_builtin_vectorized_function): New declaration.
14756 * target.h (struct vectorize): Add builtin_conversion field.
14757 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
14758 stmt_vec_info_type value.
14759 (vectorizable_conversion): New declaration.
14760 * tree-vect-analyze.c (vect_analyze_operations): Add
14761 vectorizable_conversion call.
14762 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
14763 * tree-vect-transform.c (vectorizable_conversion): New function.
14764 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
14765 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
14767 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
14768 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
14769 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
14770 or ALTIVEC_BUILTIN_VCFSX.
14772 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14775 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
14776 CONST_DOUBLE and operand 0 is a hard register.
14777 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
14778 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
14779 is a hard floating-point register.
14781 2007-02-10 Richard Henderson <rth@redhat.com>
14782 Jakub Jelinek <jakub@redhat.com>
14783 Alexandre Oliva <aoliva@redhat.com>
14785 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
14786 * builtin-types.def (BT_WORD): Make unsigned.
14787 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
14788 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
14789 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
14790 * c-decl.c (grokdeclarator): Don't error if !have_tls.
14791 * c-parser.c (c_parser_omp_threadprivate): Likewise.
14792 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
14794 * expr.c (emutls_var_address): New.
14795 (expand_expr_real_1): Expand emulated tls.
14796 (expand_expr_addr_expr_1): Likewise.
14797 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
14798 * output.h (emutls_finish): Declare.
14799 * toplev.c (compile_file): Call it.
14800 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
14801 address before wrapping in CONST.
14802 * varasm.c (emutls_htab, emutls_object_type): New.
14803 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
14804 (get_emutls_object_name, get_emutls_object_type): New.
14805 (get_emutls_init_templ_addr, emutls_decl): New.
14806 (emutls_common_1, emutls_finish): New.
14807 (assemble_variable): When emulating tls, swap decls; generate
14808 constructor for the emutls objects.
14809 (do_assemble_alias): When emulating tls, swap decl and target name.
14810 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
14812 * varpool.c (decide_is_variable_needed): Look at force_output.
14813 Recurse for emulated tls.
14814 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
14815 with decide_is_variable_needed.
14816 * emutls.c: New file.
14817 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
14818 tls_object for real tls.
14820 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
14822 PR rtl-optimization/29599
14823 * reload1.c (eliminate_regs_in_insn): Take the destination
14824 mode into account when computing the offset.
14826 2007-02-09 Stuart Hastings <stuart@apple.com>
14827 Richard Henderson <rth@redhat.com>
14829 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
14830 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
14831 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
14832 fixuns_truncdfhi2): New.
14833 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
14834 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
14835 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
14836 (floatunssidf2): Allow nonimmediate source.
14837 * config/i386/sse.md (movdi_to_sse): New.
14838 (vec_concatv2di): Drop '*'.
14839 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
14840 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
14841 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
14843 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
14844 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
14845 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
14846 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
14847 (ix86_build_signbit_mask): Fix decl of v, refactor to call
14848 ix86_build_const_vector.
14849 (x86_emit_floatuns): Rewrite.
14851 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14853 * genautomata.c (longest_path_length): Delete unused function.
14854 (struct state): Delete unused longest_path_length.
14855 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
14856 (get_free_state): Delete unused.
14858 2007-02-09 Jan Hubicka <jh@suse.cz>
14860 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
14861 * doc/invoke.texi (inline-unit-growth): Update default value.
14863 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
14864 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
14865 (rebuild_cgraph_edges): Likewise.
14866 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
14867 (dump_cgraph_node): Dump frequencies.
14868 (cgraph_clone_edge): Add frequency scales.
14869 (cgraph_clone_node): Add freuqnecy.
14870 * cgraph.h (cgraph_edge): Add freuqnecy argument.
14871 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
14872 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
14873 * tree-pass.h (TODO_rebuild_frequencies): New constant.
14874 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
14875 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
14876 (save_inline_function_body): Likewise.
14877 * ipa-inline.c: inluce rtl.h
14878 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
14879 (cgraph_edge_badness): Use frequencies.
14880 (cgraph_decide_recursive_inlining): Update clonning.
14881 (cgraph_decide_inlining_of_small_function): Dump frequency.
14882 * predict.c (estimate_bb_frequencies): Export.
14883 * predict.h (estimate_bb_frequencies): Declare.
14884 * tree-inline.c (copy_bb): Watch overflows.
14885 (expand_call_inline): Update call of cgraph_create_edge.
14886 (optimize_inline_calls): Use TODO flags to update frequnecies.
14887 * passes.h: Include predict.h
14888 (init_optimization_passes): Move profile ahead.
14889 (execute_function_todo): Handle TODO_rebuild_frequencies.
14891 2007-02-09 Roger Sayle <roger@eyesopen.com>
14893 * config/alpha/alpha.c (emit_insxl): Force the first operand of
14894 the insbl or inswl pattern into a register.
14896 2007-02-09 Roger Sayle <roger@eyesopen.com>
14898 * config/ia64/ia64.md (bswapdi2): New define_insn.
14900 2007-02-09 Richard Henderson <rth@redhat.com>
14902 * config/i386/constraints.md (Ym): New constraint.
14903 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
14904 (movdi_1_rex64): Split sse and xmm general register moves from
14905 memory move alternatives. Use conditional register constraints.
14906 (movsf_1, movdf_integer): Likewise.
14907 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
14908 (movdf_integer_rex64): New.
14909 (pushsf_rex64): Fix output constraints.
14910 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
14911 (sse2_stored): Likewise.
14912 (sse2_storeq_rex64): New.
14913 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
14914 amd and not generic.
14915 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
14916 for optimize_size. Remove SF/DFmode hack.
14918 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14920 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
14923 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
14924 Richard Sandiford <richard@codesourcery.com>
14926 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
14927 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
14928 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
14929 m68k/t-mlib to tmake_file.
14930 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
14931 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
14932 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
14933 Allow it to be cf or m68k. Set m68k_arch_family. If that
14934 variable is not empty, add t-$m68k_arch_family to tmake_file.
14935 Add t-mlibs to tmake_file.
14936 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
14937 * config/m68k/t-cf: New file.
14938 * config/m68k/t-m68k: Likewise.
14939 * config/m68k/t-mlibs: Likewise.
14940 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14941 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14942 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
14943 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14944 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
14946 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
14947 (INSTALL_LIBGCC): Delete.
14948 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
14949 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14950 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14951 (M68K_MLIB_CPU): Define.
14952 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14953 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14954 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
14956 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
14957 Richard Guenther <rguenther@suse.de>
14959 PR middle-end/23361
14960 * fold-const.c (fold_comparison): Handle obfuscated comparisons
14961 against INT_MIN/INT_MAX.
14962 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
14963 file if a loop is removed.
14965 2007-02-09 Joseph Myers <joseph@codesourcery.com>
14967 * calls.c (store_one_arg): Pass correct alignment to
14968 emit_push_insn for non-BLKmode values.
14969 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
14970 unaligned stack slot via a suitably aligned slot.
14972 2007-02-08 DJ Delorie <dj@redhat.com>
14974 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
14976 (legal_subregs): Use unsigned char, make const.
14977 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
14979 2007-02-08 Paul Brook <paul@codesourcery.com>
14981 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
14982 special interworking needed.
14984 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
14986 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
14987 conditional to __SSE2__.
14988 (Entries below should have been added to first ChangeLog
14989 entry for amdfam10 dated 2007-02-05)
14990 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
14992 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
14994 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
14997 2007-02-08 DJ Delorie <dj@redhat.com>
14999 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
15000 * config/m32c/m32c.c (legal_subregs): New.
15001 (m32c_illegal_subreg_p): New.
15002 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
15003 unsupported subregs of hard regs.
15005 2007-02-08 Jan Hubicka <jh@suse.cz>
15007 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
15008 the same one; always update histograms.
15010 2007-02-08 Diego Novillo <dnovillo@redhat.com>
15012 * passes.c (init_optimization_passes): Tidy comment.
15014 2007-02-08 Roger Sayle <roger@eyesopen.com>
15016 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
15017 strip zero_extend, bswap and rotates from POCOUNT's argument.
15018 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
15019 zero_extend and rotates from PARITY's argument.
15020 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
15021 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
15022 of an integer constant at compile-time.
15024 2007-02-08 Diego Novillo <dnovillo@redhat.com>
15027 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
15029 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
15032 * tree-ssa-live.c (remove_unused_locals): Do not remove
15033 TREE_ADDRESSABLE variables.
15034 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
15035 * tree-ssa-operands.c (add_virtual_operand): Remove argument
15036 FOR_CLOBBER. Update all users.
15037 If VAR has an associated alias set, add a virtual operand for
15038 it if no alias is found to conflict with the memory reference.
15040 2007-02-07 Jan Hubicka <jh@suse.cz>
15041 Robert Kidd <rkidd@crhc.uiuc.edu>
15043 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
15045 2007-02-07 Ian Lance Taylor <iant@google.com>
15047 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
15049 2007-02-07 Roger Sayle <roger@eyesopen.com>
15051 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
15052 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
15053 tablejumpdi, movsi_to_cr_one): Remove constraints from
15054 define_expand's match_operands.
15056 2007-02-07 Roger Sayle <roger@eyesopen.com>
15058 * global.c (compute_regsets): Move declatation of "i" inside of
15059 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
15061 2007-02-07 Jakub Jelinek <jakub@redhat.com>
15064 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
15065 of INDIRECT_REF <RESULT_DECL>.
15067 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
15069 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
15070 Kaz Kojima <kkojima@gcc.gnu.org>
15073 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
15075 (sh_initialize_trampoline): Add parentheses to avoid a warning.
15077 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
15079 * doc/loop.texi: Document possibility not to perform disambiguation
15080 of loops with multiple latches.
15081 * cfgloopmanip.c (alp_enum_p): Removed.
15082 (add_loop): Handle subloops. Use get_loop_body_with_size.
15083 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
15084 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
15085 the new forwarder block.
15086 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
15087 Handle the case latch is NULL.
15088 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
15089 modifications when marking loop exits.
15090 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
15092 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
15093 disambiguate_loops_with_multiple_latches.
15094 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
15095 before fix_loop_structure.
15096 * cfgloop.c: Include pointer-set.h and output.h.
15097 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
15098 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
15099 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
15100 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
15101 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
15102 disambiguate_multiple_latches, get_loop_body_with_size,
15103 disambiguate_loops_with_multiple_latches): New functions.
15104 (flow_loop_dump): Dump multiple latch edges.
15105 (flow_loop_nodes_find): Handle loops with multiple latches.
15106 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
15107 (glb_enum_p): Modified.
15108 (get_loop_body): Use get_loop_body_with_size.
15109 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
15110 (AVOID_CFG_MODIFICATIONS): New constant.
15111 (disambiguate_loops_with_multiple_latches, add_loop,
15112 get_loop_body_with_size): Declare.
15113 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
15115 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
15117 PR inline-asm/28686
15118 * global.c (compute_regsets): New function.
15119 (global_alloc): Refactored ELIMINABLE_REGSET
15120 and NO_GLOBAL_ALLOC_REGS computation out.
15121 (rest_of_handle_global_alloc): Call compute_regsets()
15122 for non-optimizing case.
15124 2007-02-06 Richard Henderson <rth@redhat.com>
15126 * config/i386/constraints.md (Y2): Rename from Y.
15127 (Yi): New constraint.
15128 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
15129 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
15130 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
15131 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
15132 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
15133 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
15134 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
15135 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
15136 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
15137 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
15138 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
15139 vec_extractv2si_1): Change Y constraints to Y2.
15140 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
15141 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
15142 Change Y constraints to Y2.
15143 (sse2_loadld): Change Y constraints to x.
15145 2007-02-06 Roger Sayle <roger@eyesopen.com>
15147 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
15148 (parity<mode>2): New define_expand using rs6000_emit_parity.
15149 * config/rs6000/rs6000.c (rs6000_emit_popcount,
15150 rs6000_emit_parity): New functions.
15151 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
15152 rs6000_emit_parity): Prototype here.
15154 2007-02-06 Ian Lance Taylor <iant@google.com>
15156 * lower-subreg.c (simple_move_operand): Reject CONST.
15157 (resolve_clobber): Call validate_change rather than directly
15158 assigning to XEXP (pat, 0).
15160 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
15162 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
15163 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
15164 (tree-cfg.o): Remove hashtab.h dependency.
15166 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
15167 (struct ivopts_data): Change niters to pointer_map_t.
15168 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
15169 (niter_for_exit): Create pointer_map on demand. Change for
15171 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
15172 (free_loop_data): Destroy data->niters if created and reset field.
15173 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
15174 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
15176 * tree-ssa-reassoc.c: Include pointer-set.h.
15177 (bb_rank): Change to long *.
15178 (operand_rank): Change to pointer_map_t.
15179 (find_operand_rank): Return long, -1 if not found. Declare as inline.
15180 (insert_operand_rank): Accept long.
15181 (operand_entry_hash, operand_entry_eq): Remove.
15182 (get_rank): Return long. Adjust for changes above.
15183 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
15185 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
15187 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
15188 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
15189 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
15191 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
15192 directly since it cannot be NULL.
15193 (get_vi_for_tree): Rewrite for pointer_map API.
15194 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
15195 (init_alias_vars): Create vi_for_tree as pointer_map.
15196 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
15198 * tree-cfg.c: Don't include hashtab.h.
15199 (edge_to_cases): Declare as pointer_map.
15200 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
15202 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
15203 (start_recording_case_labels): Create edge_to_cases as pointer_map.
15204 (end_recoding_case_labels): Cleanup edge_to_cases manually before
15206 (record_switch_edge): Delete.
15207 (get_cases_for_edge): Adjust for pointer_map API, inline
15208 record_switch_edge (rewritten for new API), remove goto.
15210 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
15212 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
15213 * tree-nested.c: Include pointer-set.h.
15214 (var_map_elt, var_map_eq, var_map_hash): Delete.
15215 (struct nesting_info): Remove GTY marker. Change the two htab_t's
15216 to pointer_map_t's.
15217 (nesting_info_bitmap_obstack): New.
15218 (lookup_field_for_decl): Adjust for pointer_map API.
15219 (lookup_tramp_for_decl): Adjust for pointer_map API.
15220 (get_nonlocal_debug_decl): Adjust for pointer_map API.
15221 (get_local_debug_decl): Adjust for pointer_map API.
15222 (convert_nl_goto_reference): Adjust for pointer_map API.
15223 (convert_nl_goto_receiver): Adjust for pointer_map API.
15224 (create_nesting_tree): Create outside GGC space. Create bitmap on
15225 the new obstack. Create field_map and var_map as pointer_maps.
15226 (free_nesting_tree): Adjust for changes to create_nesting_tree.
15228 (lower_nested_functions): Move root here, no need to NULL it.
15229 Initialize and release the obstack.
15231 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
15233 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
15234 Remove prototypes and make them non-static.
15235 (struct tree_int_map): Remove.
15236 * tree.h (struct tree_int_map): Move here, turning TO into an
15238 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
15240 * tree.h (TREE_COMPLEXITY): Remove.
15241 (struct tree_exp): Remove complexity field.
15242 * tree.c (build1_stat): Don't set it.
15244 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
15245 Victor Kaplansky <victork@il.ibm.com>
15247 * tree-vectorizer.c (vect_is_simple_use): Support induction.
15248 (vect_is_simple_reduction): Support reduction with induction as
15249 one of the operands.
15250 (vect_is_simple_iv_evolution): Fix formatting.
15251 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
15252 formatting. Don't mark induction phis for vectorization.
15253 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
15254 * tree-vect-transform.c (get_initial_def_for_induction): New function.
15255 (vect_get_vec_def_for_operand): Support induction.
15256 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
15258 (vectorizable_reduction): Support reduction with induction as one of
15260 (vectorizable_type_demotion): Use def-type of stmt argument rather
15261 than dummy def-type.
15263 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
15264 flag_tree_scev_cprop.
15265 * common.opt (tree-scev-cprop): New flag.
15267 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
15268 call to vect_get_new_vect_var.
15270 2007-02-06 Ira Rosen <irar@il.ibm.com>
15272 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
15273 vectype is not NULL.
15274 (vect_pattern_recog_1): Likewise.
15276 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15278 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
15279 (fold_negate_expr): Likewise.
15281 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
15284 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
15285 even if cv-qualification is the same.
15287 2007-02-05 Geoffrey Keating <geoffk@apple.com>
15289 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
15290 __enable_execute_stack on completion.
15292 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15294 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
15295 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
15296 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
15297 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
15298 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
15299 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
15300 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
15301 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
15303 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15305 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
15306 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
15307 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
15308 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
15309 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
15310 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
15311 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
15312 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
15313 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
15314 umuldi3_highpart_rex64, umulsi3_highpart_insn,
15315 umulsi3_highpart_zext, smuldi3_highpart_rex64,
15316 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
15317 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
15318 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
15319 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
15320 sqrtextenddfxf2_i387): Added amdfam10_decode.
15322 * config/i386/athlon.md (athlon_idirect_amdfam10,
15323 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
15324 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
15325 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
15326 athlon_ivector_store_amdfam10): New define_insn_reservation.
15327 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
15330 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15332 * config/i386/athlon.md (athlon_call_amdfam10,
15333 athlon_pop_amdfam10, athlon_lea_amdfam10): New
15334 define_insn_reservation.
15335 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
15336 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
15337 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
15339 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15341 * config/i386/athlon.md (athlon_sseld_amdfam10,
15342 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
15343 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
15345 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15347 * config/i386/athlon.md (athlon_sseins_amdfam10): New
15348 define_insn_reservation.
15349 * config/i386/i386.md (sseins): Added sseins to define_attr type
15350 and define_attr unit.
15351 * config/i386/sse.md: Set type attribute to sseins for insertq
15354 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15356 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
15357 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
15358 ssecomi_load_amdfam10, ssecomi_amdfam10,
15359 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
15360 define_insn_reservation.
15361 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
15363 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15365 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
15366 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
15367 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
15368 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
15369 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
15370 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
15371 define_insn_reservation.
15373 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
15374 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
15375 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
15376 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
15377 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
15379 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15381 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
15382 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
15383 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
15384 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
15385 athlon_ssemul_load_k8): Added amdfam10.
15387 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15389 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
15390 (x86_sse_unaligned_move_optimal): New variable.
15392 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
15394 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
15395 for unaligned vector SSE double/single precision loads for AMDFAM10.
15397 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15399 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
15400 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
15401 Define TARGET_CPU_DEFAULT_amdfam10.
15402 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
15403 (processor_type): Add PROCESSOR_AMDFAM10.
15405 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
15406 processor_type in config/i386/i386.h.
15407 Enable imul peepholes for TARGET_AMDFAM10.
15409 * config.gcc: Add support for --with-cpu option for amdfam10.
15411 * config/i386/i386.c (amdfam10_cost): New variable.
15412 (m_AMDFAM10): New macro.
15413 (m_ATHLON_K8_AMDFAM10): New macro.
15414 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
15415 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
15416 x86_promote_QImode, x86_integer_DFmode_moves,
15417 x86_partial_reg_dependency, x86_memory_mismatch_stall,
15418 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
15419 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
15420 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
15421 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
15422 Enable/disable for amdfam10.
15423 (override_options): Add amdfam10_cost to processor_target_table.
15424 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
15425 processor_alias_table.
15426 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
15427 (ix86_adjust_cost): Add code for amdfam10.
15429 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15431 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
15432 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
15433 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
15434 * config/i386/i386.h: Add builtin definition for SSE4A.
15435 * config/i386/i386.md: Add support for ABM instructions
15436 (popcnt and lzcnt).
15437 * config/i386/sse.md: Add support for SSE4A instructions
15438 (movntss, movntsd, extrq, insertq).
15439 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
15440 Add -march=amdfam10 flag.
15441 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
15442 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
15444 * doc/extend.texi: Add documentation for SSE4A builtins.
15446 2007-02-05 Bob Wilson <bob.wilson@acm.org>
15448 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
15450 2007-02-05 Richard Guenther <rguenther@suse.de>
15452 * tree-vectorizer.h (vectorizable_function): Add argument type
15453 argument, change return type.
15454 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
15455 * tree-vect-transform.c (vectorizable_function): Handle extra
15456 argument, return vectorized function decl.
15457 (build_vectorized_function_call): Remove.
15458 (vectorizable_call): Handle calls with result and argument types
15459 differing. Handle loop vectorization factor correctly.
15460 * targhooks.c (default_builtin_vectorized_function): Adjust for
15462 * targhooks.h (default_builtin_vectorized_function): Likewise.
15463 * target.h (builtin_vectorized_function): Add argument type
15465 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
15466 extra argument, allow vectorizing of lrintf.
15467 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
15468 documentation of target hook.
15470 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
15473 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
15474 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
15475 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
15477 2007-02-05 Roger Sayle <roger@eyesopen.com>
15479 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
15480 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
15481 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
15482 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
15483 before canonicalizing sincos to cexpi.
15484 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
15486 2007-02-05 Roger Sayle <roger@eyesopen.com>
15488 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
15489 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
15490 (alpha_init_builtins): Use alpha_add_builtins to process tables.
15492 2007-02-05 Roger Sayle <roger@eyesopen.com>
15494 * mips-tfile.c (initialize_init_file): Correct endianness test.
15496 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
15498 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
15499 the 'y' constraint.
15501 2007-02-05 Richard Sandiford <richard@codesourcery.com>
15503 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
15504 saves in a PARALLEL before the register assignments.
15506 2007-02-05 Richard Sandiford <richard@codesourcery.com>
15508 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
15509 DWARF_FRAME_RETURN_COLUMN to be a general register.
15510 * dwarf2out.c (init_return_column_size): New function, split from...
15511 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
15512 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
15513 to be nongeneral registers.
15514 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
15516 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
15517 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
15519 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
15521 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
15523 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
15525 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
15526 (remove_path): Use can_remove_branch_p and remove_branch instead
15527 of loop_delete_branch_edge.
15528 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
15529 (tree_transform_and_unroll_loop): Remove dead branches immediately.
15530 Update profile using scale_dominated_blocks_in_loop.
15531 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
15532 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
15533 (can_remove_branch_p, remove_branch): Declare.
15534 * tree-cfg.c (tree_can_remove_branch_p): New function.
15535 (tree_cfg_hooks): Add tree_can_remove_branch_p.
15536 * cfgrtl.c (rtl_can_remove_branch_p): New function.
15537 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
15539 2007-02-05 Jan Hubicka <jh@suse.cz>
15541 PR middle-end/30696
15542 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
15543 nodes in cgraph, don't remove offline copy of the function.
15545 2007-02-04 Jan Hubicka <jh@suse.cz>
15547 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
15548 vectors might cause maybe_lookup_element_for_expr to be called
15549 on non-sra-candidate.
15551 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15553 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
15554 config/bfin/bfin.md, config/bfin/predicates.md: Follow
15555 spelling conventions.
15557 2007-02-04 Richard Guenther <rguenther@suse.de>
15559 PR middle-end/30636
15560 * fold-const.c (try_move_mult_to_index): Make sure to not
15561 overflow one dimension of a multi-dimensional array access.
15563 2007-02-04 Jan Hubicka <jh@suse.cz>
15565 * passes.c (init_optimization_passes): Reindent.
15567 2007-02-04 Jan Hubicka <jh@suse.cz>
15568 Eric Botcazou <ebotcazou@adacore.com>
15570 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
15571 (execute_fixup_cfg): Break out the abnormal goto code.
15572 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
15573 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
15574 (optimize_inline_calls): Call make_nonlocal_label_edges.
15576 2007-02-04 Jan Hubicka <jh@suse.cz>
15578 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
15579 true when something was changed.
15580 (rename_ssa_copies): When something was changed, do
15581 TODO_remove_unused_locals.
15582 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
15583 add TODO_remove_unused_locals when instruction was removed.
15585 2007-02-04 Jan Hubicka <jh@suse.cz>
15587 * ipa-inline.c (try_inline): Improve debug output; work on already
15589 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
15590 call try_inline for already inlined edges too when flattening;
15591 inline also functions that make callee growth but overall unit size
15594 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15596 * config/m32c/bitops.md, config/m32c/jump.md,
15597 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
15598 config/m32r/m32r.h, config/m32r/m32r.md,
15599 config/m32r/predicates.md, config/m68hc11/larith.asm,
15600 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
15601 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
15602 config/mips/mips-protos.h, config/mips/mips.c,
15603 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
15604 config/mn10300/mn10300.h, config/mn10300/predicates.md,
15605 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
15606 spelling conventions.
15608 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
15609 Follow spelling conventions.
15611 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
15613 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
15614 warn about C++0x compatibility.
15616 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15618 * config/h8300/h8300.c, config/h8300/h8300.h,
15619 config/h8300/h8300.md: Follow spelling conventions.
15621 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
15623 PR middle-end/30667
15624 * combine.c (try_combine): Do not substitute source operand
15625 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
15627 2007-02-03 Jan Hubicka <jh@suse.cz>
15629 PR gcov-profile/30650
15630 * value-prof.c (stringop_block_profile): Fix handling of size counter;
15631 do not divide by zero for never executed counters.
15632 (tree_find_values_to_profile): Fix counters.
15633 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
15635 2007-02-03 Ian Lance Taylor <iant@google.com>
15637 * lower-subreg.c (simple_move_operand): New static function,
15638 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
15640 (simple_move): Call simple_move_operand.
15641 (find_decomposable_subregs): Add special handling of MEMs.
15642 (can_decompose_p): Rename from cannot_decompose_p. Reverse
15643 meaning of return value. If we see a hard register, test whether
15644 it can store a word_mode value. Change all callers.
15646 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15648 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
15649 ftrapv insns and expanders.
15650 (subdi3): Change define_expand operand 1 to arith11_operand, and
15651 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
15652 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
15653 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
15656 PR middle-end/30174
15657 * varasm.c (notice_global_symbol): Treat global objects as weak when
15658 flag_shlib is true.
15660 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15662 * emit-rtl.c (dconstpi): Delete.
15663 (dconstsqrt2): New.
15664 (init_emit_once): Delete dconstpi and init dconstsqrt2.
15665 * real.h (dconstpi): Delete.
15666 (dconstsqrt2): New.
15667 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
15668 (fold_builtin_hypot): Likewise.
15670 2007-02-03 Tom Tromey <tromey@redhat.com>
15673 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
15674 -gcoff3, -gxcoff3, -gvms3 implies -dD.
15676 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
15678 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
15679 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
15680 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
15681 config/rs6000/cell.md, config/rs6000/darwin.h,
15682 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
15683 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
15684 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
15685 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
15686 typos. Follow spelling conventions.
15687 * doc/invoke.texi: Follow spelling conventions.
15689 2007-02-03 Roger Sayle <roger@eyesopen.com>
15691 * simplify-rtx.c (simplify_relational_operation_1): Implement some
15692 canonicalization transformations that attempt to simplify integer
15693 constant comparisons to become comparisons against zero.
15695 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15697 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
15699 * fold-const.c (fold_binary): Fix comment typos. Fold complex
15700 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
15702 2007-02-02 Mike Stump <mrs@apple.com>
15704 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
15705 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
15706 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
15707 generate a branch island.
15709 2007-02-02 Bob Wilson <bob.wilson@acm.org>
15711 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
15712 (xtensa_legitimate_address_p): New.
15713 (xtensa_legitimize_address): New.
15714 (xtensa_output_addr_const_extra): New.
15715 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
15717 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
15718 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
15719 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
15720 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
15721 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
15722 (xtensa_legitimize_address): New.
15723 (xtensa_output_addr_const_extra): New.
15725 2007-02-02 Steve Ellcey <sje@cup.hp.com>
15727 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
15729 2007-02-02 Ian Lance Taylor <iant@google.com>
15731 * expmed.c (expand_divmod): Add comment.
15733 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
15735 * emit-rtl.c (renumber_insns): Remove.
15736 * flags.h: Remove the extern for flag_renumber_insns.
15737 * rtl.h: Remove the prototype for renumber_insns.
15738 * toplev.c (flag_renumber_insns): Remove.
15740 2007-02-02 Hui-May Chang <hm.chang@apple.com>
15742 Revert for x86 darwin:
15743 2005-06-19 Uros Bizjak <uros@kss-loka.si>
15745 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
15746 code before the following patch under TARGET_MACHO.
15747 (ix86_function_value_regno_p): Likewise.
15749 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15751 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
15754 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15757 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
15758 loads to general or fp registers. Add comments.
15759 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
15761 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
15763 * pointer-set.c (insert_aux): Only return insertion slot.
15764 (pointer_set_insert): Adjust.
15765 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
15766 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
15767 pointer_map_traverse): New.
15768 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
15769 pointer_map_create, pointer_map_destroy, pointer_map_insert,
15770 pointer_map_contains, pointer_map_traverse): Declare.
15772 2007-02-02 Jakub Jelinek <jakub@redhat.com>
15774 PR middle-end/30473
15775 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
15776 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
15778 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15780 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
15782 (struct _dep): New type.
15783 (dep_t): New typedef.
15784 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
15785 (DEP_STATUS): New access macro. The macro with the same name was
15786 renamed to DEP_LINK_STATUS.
15787 (dep_init): Declare function
15789 (struct _dep_link): New type.
15790 (dep_link_t): New typedef.
15791 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
15792 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
15793 (DEP_LINK_STATUS): New macro.
15794 (debug_dep_links): New debug function.
15796 (struct _deps_list): New type.
15797 (deps_list_t): New typedef.
15798 (DEPS_LIST_FIRST): New access macro.
15799 (FOR_EACH_DEP_LINK): New cycle macro.
15800 (create_deps_list, free_deps_list, delete_deps_list): Declare
15802 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
15803 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
15804 (copy_deps_list_change_con): Ditto.
15806 (move_dep_link): Declare function.
15808 (struct _dep_node): New type.
15809 (dep_node_t): New typedef.
15810 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
15812 (struct haifa_insn_data.back_deps): New field to hold backward
15813 dependencies of the insn.
15814 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
15816 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
15817 Change its type to deps_list_t.
15818 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
15819 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
15820 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
15822 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
15824 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
15826 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
15828 (dep_cost): Declare.
15830 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
15831 (ds_to_dk, dk_to_ds): New functions.
15833 (init_dep_1): New static function.
15834 (init_dep): New function.
15835 (copy_dep): New static function.
15837 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
15839 (detach_dep_link): New static function.
15840 (move_dep_link): New function.
15842 (dep_links_consistent_p, dump_dep_links): New static functions.
15843 (debug_dep_links): New debugging function.
15845 (deps_obstack, dl_obstack, dn_obstack): New static variables.
15847 (alloc_deps_list, init_deps_list): New static functions.
15848 (create_deps_list): New function.
15849 (clear_deps_list): New static function.
15850 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
15851 (deps_list_consistent_p, dump_deps_list): New static functions.
15852 (debug_deps_list): New function.
15853 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
15855 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
15857 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
15858 use new scheduler dependencies lists.
15859 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
15860 (sched_analyze): Ditto. Initialize dependencies lists.
15861 (add_forw_dep, compute_forward_dependences): Update to use new
15862 scheduler dependencies lists.
15864 (init_dependency_caches): Init deps_obstack.
15865 (free_dependency_caches): Free deps_obstack.
15867 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
15868 new scheduler dependencies lists.
15869 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
15870 (add_back_forw_dep, delete_back_forw_dep): Ditto.
15872 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
15873 Update to use new scheduler dependencies lists.
15874 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
15875 (debug_dependencies): Ditto.
15876 (schedule_region): Update comments.
15878 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
15879 scheduler dependencies lists.
15880 (schedule_ebb): Update comments.
15882 * rtl.def (DEPS_LIST): Remove.
15884 * lists.c (unused_deps_list): Remove.
15885 (free_list): Update assertions.
15887 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
15888 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15890 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
15891 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15893 * haifa-sched.c (comments): Update.
15894 (insn_cost1): Remove. Inline the code into insn_cost ().
15895 (insn_cost): Update to use new scheduler dependencies lists. Move
15896 processing of the dependency cost to dep_cost ().
15897 (dep_cost): New function. Use it instead of insn_cost () when
15898 evaluating cost of the dependency. Use compatible interface to
15899 interact with the target.
15900 (priority): Update to use new scheduler dependencies lists.
15901 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
15902 with greater number of insns that depend on the insn.
15903 (schedule_insn): Update to use new scheduler dependencies lists. Add
15904 code to free backward dependencies lists. Inline and optimize code
15905 from resolve_dep () - see PR28071.
15906 (ok_for_early_queue_removal): Update to use new scheduler dependencies
15907 lists. Update call to targetm.sched.is_costly_dependence hook.
15909 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
15910 scheduler dependencies lists.
15912 (resolve_dep): Remove. Move the logic to schedule_insn ().
15913 (init_h_i_d): Initialize dependencies lists.
15915 (process_insn_depend_be_in_spec): Rename to
15916 process_insn_forw_deps_be_in_spec. Update to use new scheduler
15917 dependencies lists.
15918 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
15919 Update to use new scheduler dependencies lists.
15920 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
15922 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
15923 new scheduler dependencies lists.
15924 (build_intra_loop_deps): Ditto.
15926 * target.h (struct _dep): Declare to use in
15927 gcc_target.sched.is_costly_dependence.
15928 (struct gcc_target.sched.adjust_cost): Fix typo.
15929 (struct gcc_target.sched.is_costly_dependence): Change signature to
15930 use single dep_t parameter instead of an equivalent triad.
15931 (struct gcc_target.sched.adjust_cost_2): Remove.
15933 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
15935 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
15937 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
15939 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
15941 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
15942 (REG_DEP_TRUE): Document.
15944 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
15945 Change signature to correspond to the targetm.sched.adjust_cost hook.
15946 Update use in TARGET_SCHED_ADJUST_COST_2.
15947 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
15948 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
15949 new scheduler dependencies lists.
15950 (ia64_gen_check): Ditto.
15952 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
15953 scheduler dependencies lists.
15955 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
15956 signature to correspond to the targetm.sched.is_costly_dependence hook.
15957 (is_costly_group): Update to use new scheduler dependencies lists.
15959 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
15960 instead of INSN_COST () macro.
15962 2007-02-01 Ian Lance Taylor <iant@google.com>
15964 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
15966 2007-02-01 Guy Martin <gmsoft@gentoo.org>
15968 * pa.md (tp_load): Correct mfctl instruction syntax.
15970 2007-02-01 Geoffrey Keating <geoffk@apple.com>
15972 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
15973 altivec_padding_size calculation on AIX. Improve comment, add
15974 assert to verify that it's right.
15976 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
15979 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
15981 PR inline-asm/28686
15982 * global.c (global_alloc): Add mising initialization of
15985 2007-02-01 Roger Sayle <roger@eyesopen.com>
15987 * alias.c (init_alias_analysis): Correct whitespace.
15988 * bb-reorder.c (fix_edges_for_rarely_executed_code,
15989 partition_hot_cold_basic_blocks): Likewise.
15990 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
15991 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
15992 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
15993 fold_builtin_snprintf_chk, fold_builtin_printf,
15994 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
15995 do_mpfr_arg3, do_mpfr_sincos): Likewise.
15996 * cfgcleanup.c (cleanup_cfg): Likewise.
15997 * cfgexpand.c (tree_expand_cfg): Likewise.
15998 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
15999 * function.c (get_next_funcdef_no): Likewise.
16000 * gengtype.c (main): Likewise.
16001 * genmodes.c (main): Likewise.
16002 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
16003 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
16004 * ifcvt.c (noce_emit_move_insn): Likewise.
16005 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
16007 * stor-layout.c (get_best_mode): Likewise.
16008 * tree-ssa-loop-niter.c (get_val_for): Likewise.
16009 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
16010 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
16011 perform_var_substitution, solve_graph): Likewise.
16012 * tree-vrp.c (vrp_finalize): Likewise.
16014 2007-02-01 Ian Lance Taylor <iant@google.com>
16016 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
16017 high part of a paradoxical subreg, return a constant zero.
16019 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
16021 * toplev.c (lang_dependent_init): Call init_set_costs.
16022 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
16024 2007-02-01 Richard Guenther <rguenther@suse.de>
16026 PR middle-end/30656
16027 * fold-const.c (fold_negate_expr): Allow negating a
16028 constant if overflow does not change.
16030 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16032 * doc/c-tree.texi (Expression trees): Improve markup.
16033 * doc/tm.texi (Register Classes, Addressing Modes)
16034 (Floating Point): Fix spacing after abbreviations. Fix some
16037 2007-02-01 Ben Elliston <bje@au.ibm.com>
16039 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
16040 * doc/contrib.texi: Likewise.
16041 * doc/install.texi: Likewise.
16043 2007-01-31 Richard Henderson <rth@redhat.com>
16044 Ian Lance Taylor <iant@google.com>
16046 * lower-subreg.c: New file.
16047 * rtl.def (CONCATN): Define.
16048 * passes.c (init_optimization_passes): Add pass_lower_subreg and
16049 pass_lower_subreg2.
16050 * emit-rtl.c (update_reg_offset): New static function, broken out
16051 of gen_rtx_REG_offset.
16052 (gen_rtx_REG_offset): Call update_reg_offset.
16053 (gen_reg_rtx_offset): New function.
16054 * regclass.c: Revert patch of 2006-03-05, restoring
16056 (clear_reg_info_regno): New function.
16057 * dwarf2out.c (concatn_loc_descriptor): New static function.
16058 (loc_descriptor): Handle CONCATN.
16059 * common.opt (fsplit_wide_types): New option.
16060 * opts.c (decode_options): Set flag_split_wide_types when
16062 * timevar.def (TV_LOWER_SUBREG): Define.
16063 * rtl.h (gen_reg_rtx_offset): Declare.
16064 (reg_scan_update): Declare.
16065 * regs.h (clear_reg_info_regno): Declare.
16066 * tree-pass.h (pass_lower_subreg): Declare.
16067 (pass_lower_subreg2): Declare.
16068 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
16069 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
16070 -fsplit-wide-types.
16071 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
16072 * Makefile.in (OBJS-common): Add lower-subreg.o.
16073 (lower-subreg.o): New target.
16075 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16077 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
16079 2007-01-31 Anatoly Sokolov <aesok@post.ru>
16082 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
16084 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16086 PR middle-end/29335
16087 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
16089 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
16091 * cfgloop.h: Include vec-prim.h.
16092 (enum li_flags): Remove LI_ONLY_OLD.
16093 (loop_iterator): Changed.
16094 (fel_next, fel_init): Iterate over loop tree.
16095 (FOR_EACH_LOOP_BREAK): New macro.
16096 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
16098 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
16099 * modulo-sched.c (sms_schedule): Ditto.
16100 * tree-vectorizer.c (vectorize_loops): Ditto.
16101 * doc/loop.texi: Update information on loop numbering and behavior of
16102 FOR_EACH_LOOP wrto new loops.
16103 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
16104 add_to_evolution_1): Test nestedness of loops instead of comparing
16106 * tree-chrec.c (chrec_fold_plus_poly_poly,
16107 chrec_fold_multiply_poly_poly, chrec_evaluate,
16108 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
16109 reset_evolution_in_loop): Ditto.
16110 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
16112 2007-01-31 Dirk Mueller <dmueller@suse.de>
16114 * c-common.c (warn_about_parentheses): Separate warning about
16115 un-parenthized sequence of comparison operators from the one
16116 which is supposed to warn about x <= y <= z.
16118 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
16120 * optabs.h (enum optab_index): Add new OTI_isinf.
16121 (isinf_optab): Define corresponding macro.
16122 * optabs.c (init_optabs): Initialize isinf_optab.
16123 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
16125 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
16126 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
16128 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
16129 expand_builtin_interclass_mathfn.
16130 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
16131 * config/i386/i386.md (UNSPEC_FXAM): New constant.
16132 (fxam<mode>2_i387): New insn pattern.
16133 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
16134 built-in functions as x87 inline asm.
16136 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16138 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
16140 2007-01-30 Eric Christopher <echristo@apple.com>
16142 * config.gcc: Add geode.
16144 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16146 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
16147 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
16148 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
16149 value-prof.c: Fix comment typos.
16151 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16154 * doc/invoke.texi (Wpointer-arith): Document warning.
16156 2007-01-30 Janis Johnson <janis187@us.ibm.com>
16158 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
16159 the list of discrepancies from the draft TR.
16161 2007-01-30 Dirk Mueller <dmueller@suse.de>
16164 * doc/invoke.texi (-Wreturn-type): Update description to
16165 match new behavior.
16167 2007-01-30 Richard Sandiford <richard@codesourcery.com>
16169 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
16171 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
16173 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
16174 to handle optabs that operate on floating point input argument and
16175 output to integer output.
16176 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
16177 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
16178 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
16179 expand_builtin_interclass_mathfn ().
16180 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
16181 (ilogbsi2): Remove.
16182 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
16183 ilogbl built-in functions as x87 intrinsics.
16185 2007-01-30 Richard Guenther <rguenther@suse.de>
16187 PR middle-end/27657
16188 * dwarf2out.c (reference_to_unused): Query varpool if the
16189 variable was output.
16191 2007-01-30 Richard Guenther <rguenther@suse.de>
16193 PR middle-end/30313
16194 * passes.c (execute_one_pass): Reset in_gimple_form to not
16195 confuse non-unit-at-a-time mode.
16197 2007-01-29 Roger Sayle <roger@eyesopen.com>
16198 Richard Guenther <rguenther@suse.de>
16200 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
16201 avoid undefined behaviour on overflow. Use force_fit_type_double
16202 to construct the constant with the specified TREE_OVERFLOW.
16204 2007-01-29 Janis Johnson <janis187@us.ibm.com>
16206 * config/dfp-bit.c: Add parameterized support for fp exceptions.
16207 * config/dfp-bit.h: Ditto.
16209 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16211 * c-decl.c (pop_scope): Replace warnings with call to
16212 warn_for_unused_label.
16213 * c-common.h (warn_for_unused_label): Declare.
16214 * c-common.c (warn_for_unused_label): Define.
16216 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16218 * tree-optimize.c (update_inlined_to_pointers): Delete unused
16221 2007-01-29 Janis Johnson <janis187@us.ibm.com>
16223 * Makefile.in (USER_H): Remove decfloat.h.
16224 * ginclude/decfloat.h: Delete, moving contents to ...
16225 * ginclude/float.h: Add support for decimal floating point,
16226 guarded by __STDC_WANT_DEC_FP__.
16228 2007-01-29 Mike Stump <mrs@apple.com>
16230 * doc/gccint.texi (Top): Rename Loop Representation to Loop
16231 Analysis and Representation to resolve case insensitive conflict.
16232 * doc/loop.texi (Loop Analysis and Representation): Likewise.
16234 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
16236 * tree.h (struct tree_memory_tag): Add aliases member.
16237 (MTAG_ALIASES): New macro.
16238 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
16239 (add_may_alias): Remove pointer-set. Update for may_aliases being
16241 (mark_aliases_call_clobbered): Update for may_aliases being a
16243 (compute_tag_properties): Ditto.
16244 (create_partition_for): Ditto.
16245 (compute_memory_partitions): Ditto.
16246 (dump_may_aliases_for): Ditto.
16247 (is_aliased_with): Ditto.
16248 (add_may_alias_for_new_tag): Ditto.
16249 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
16250 (compute_is_aliased): New function.
16251 (compute_may_aliases): Call compute_is_aliased).
16252 (init_alias_info): Initialize alias_bitmap_obstack.
16253 (union_alias_set_into): New function.
16254 (compute_flow_sensitive_aliasing): Use union_aliases_into.
16255 (have_common_aliases_p): Rewrite to take two bitmaps and use
16257 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
16258 Update for bitmaps.
16259 (finalize_ref_all_pointers): Update for add_may_alias changes.
16260 (new_type_alias): Ditto.
16261 * tree-flow-inline.h (may_aliases): Return a bitmap.
16262 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
16263 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
16264 may_aliases being a bitmap.
16265 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
16266 may_aliases now returns a bitmap.
16267 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
16269 * tree-ssa-operands.c (add_virtual_operand): Update for
16270 may_aliases being a bitmap.
16272 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
16274 PR tree-optimization/30630
16275 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
16276 variable as changed.
16278 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
16281 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
16282 expanded only once even if an error occurs.
16284 2007-01-29 Ben Elliston <bje@au.ibm.com>
16286 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
16287 (__gcov_average_profiler): Likewise.
16288 (__gcov_ior_profiler): Likewise.
16289 (__gcov_merge_ior): Likewise.
16291 2007-01-28 Jan Hubicka <jh@suse.cz>
16293 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
16294 * value-prof.c (stringop_block_profile): Likewise.
16296 2007-01-28 Jan Hubicka <jh@suse.cz>
16298 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
16299 Add variant handling histograms; add wrapper.
16300 (clear_storage_via_libcall): Export.
16301 (emit_block_move_hints): Break out from ...; add histograms.
16302 (emit_block_move): ... this one.
16303 (clear_storage_hints): Break out from ...; add histograms.
16304 (clear_storage): ... this one.
16305 (set_storage_via_memset): Handle histogram.
16306 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
16307 (clear_storage_hints, clear_storage_via_libcall): Declare.
16308 (set_storage_via_setmem): Update prototype.
16309 * doc/md.texi (movmem, setmem): Document new arguments.
16311 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
16312 Add new histograms.
16313 (stringop_block_profile): New global function.
16314 (tree_stringops_values_to_profile): Profile block size and alignment.
16315 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
16317 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
16318 (stringop_block_profile): Declare.
16319 * builtins.c: Include value-prof.h.
16320 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
16321 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
16322 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
16323 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
16324 * profile.c (instrument_values): Add new counters.
16325 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
16327 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
16328 (tree_init_edge_profiler): Build new profilers.
16329 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
16330 (pass_tree_profile): Add dump.
16331 (tree_profile_hooks): Update.
16332 * Makefile.in (LIBGCOV): Add new constants.
16333 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
16334 __gcov_ior_profiler): New.
16335 * i386.md (movmem/setmem expanders): Add new optional arguments.
16337 2007-01-28 David Edelsohn <edelsohn@gnu.org>
16339 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
16341 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
16343 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
16344 (tree_unswitch_single_loop): Pass eni_size_weights to
16345 tree_num_loop_insns.
16346 * tree-ssa-loop-manip.c: Include tree-inline.h.
16347 (can_unroll_loop_p): Pass eni_size_weights to
16348 tree_num_loop_insns.
16349 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
16350 Pass eni_size_weights to estimate_num_insns.
16351 * tree.h (init_inline_once): Export.
16352 * toplev.c (backend_init): Call init_inline_once.
16353 * cgraphunit.c (cgraph_process_new_functions,
16354 cgraph_analyze_function): Pass eni_inlining_weights to
16355 estimate_num_insns.
16356 * ipa-inline.c (compute_inline_parameters): Ditto.
16357 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
16358 to estimate_num_insns.
16359 (try_unroll_loop_completely): Pass eni_size_weights to
16360 tree_num_loop_insns.
16361 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
16362 ot estimate_num_insns.
16363 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
16364 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
16365 * tree-inline.c (eni_inlining_weights, eni_size_weights,
16366 eni_time_weights): New variables.
16367 (init_inline_once): Initialize them.
16368 (struct eni_data): Mew.
16369 (estimate_num_insns_1, estimate_num_insns): Use weights.
16370 * tree-inline.h (struct eni_weights_d): New.
16371 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
16372 (estimate_num_insns): Declaration changed.
16373 * cfgloop.h (tree_num_loop_insns): Declaration changed.
16374 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
16375 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
16377 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
16379 * tree-data-ref.c (conflict_fn): Assert that the number of affine
16380 relations in the conflict function is valid.
16382 2007-01-27 Ian Lance Taylor <iant@google.com>
16384 * common.opt: Add fstrict-overflow.
16385 * opts.c (decode_options): Set flag_strict_overflow if -O2.
16386 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
16387 (TYPE_OVERFLOW_UNDEFINED): Define.
16388 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
16390 * tree.h (TYPE_TRAP_SIGNED): Don't define.
16391 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
16392 (fold_negate_expr): Likewise.
16393 (make_range): Likewise.
16394 (extract_muldiv_1): Likewise.
16395 (maybe_canonicalize_comparison): Likewise.
16396 (fold_comparison): Likewise.
16397 (fold_binary): Likewise.
16398 (tree_expr_nonnegative_p): Likewise.
16399 (tree_expr_nonzero_p): Likewise.
16400 * tree-vrp.c (compare_values): Likewise.
16401 (extract_range_from_binary_expr): Likewise.
16402 (extract_range_from_unary_expr): Likewise.
16403 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
16405 (nowrap_type_p): Likewise.
16406 * tree-scalar-evolution.c (simple_iv): Likewise.
16407 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
16408 (build_range_check): Likewise.
16409 (extract_muldiv_1): Likewise.
16410 (fold_comparison): Likewise.
16411 * tree-vrp.c (vrp_int_const_binop): Likewise.
16412 (extract_range_from_unary_expr): Likewise.
16413 * convert.c (convert_to_integer): Likewise.
16414 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
16415 (fold_comparison): Likewise.
16416 (fold_binary): Likewise.
16417 * optabs.c (optab_for_tree_code): Likewise.
16418 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
16419 * simplify-rtx.c (simplify_const_relational_operation): Check
16420 flag_strict_overflow and flag_trapv.
16421 (simplify_const_relational_operation): Likewise.
16422 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
16423 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
16426 2007-01-27 Roger Sayle <roger@eyesopen.com>
16428 * tree.c (tree_fold_gcd): Delete.
16429 * tree.h (tree_fold_gcd): Remove prototype.
16430 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
16431 test whether one constant integer is a multiple of another. Instead
16432 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
16433 * fold-const.c (multiple_of_p): We've determined both TOP and
16434 BOTTOM are integer constants so we can call int_const_binop directly
16435 instead of the more generic const_binop.
16437 2007-01-27 Roger Sayle <roger@eyesopen.com>
16439 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
16440 1*X check that the constant hasn't overflowed, to preserve the
16442 (round_up): Provide an efficient implementation when rouding-up an
16443 INTEGER_CST to a power-of-two.
16445 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16447 * doc/sourcebuild.texi: Add comma for clarity.
16448 * doc/extend.texi: Fix some typos.
16449 * doc/passes.texi: Likewise.
16450 * doc/cppinternals.texi: Likewise.
16451 * doc/c-tree.texi: Likewise.
16452 * doc/tree-ssa.texi: Likewise.
16453 * doc/install.texi: Likewise.
16455 2007-01-27 Jan Hubicka <jh@suse.cz>
16457 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
16458 (pass_sra): Do not require alias information.
16459 * passes.c (init_optimization_passes): Add SRA
16461 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
16463 * tracer.c (rest_of_handle_tracer): We already cleaned
16464 up the CFG in tracer() so don't do it here again.
16465 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
16466 cleanup_cfg here, either. And don't call renumber_insns.
16468 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
16469 and BB_HEAD are in the insn stream here. Instead make sure
16470 that BB_INSN is valid on all insns. Also, do check here that
16471 there are no pending branch predictions...
16472 (rtl_verify_flow_info): ...instead of doing it here. Checks
16473 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
16476 2007-01-26 Roger Sayle <roger@eyesopen.com>
16478 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
16479 function to simplify/factorize operand order canonicalization.
16480 (ix86_fixup_binary_operands): Reorganize using the above function.
16481 (ix86_binary_operator_ok): Likewise.
16483 2007-01-27 Jakub Jelinek <jakub@redhat.com>
16485 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
16486 file scope from optimize_attrs.
16487 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
16489 (optimize_attrs): Clear insn_code_values after freeing it.
16491 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
16493 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
16494 a parts.base assignment.
16496 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
16498 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
16499 (compute_subscript_distance, initialize_data_dependence_relation,
16500 finalize_ddr_dependent, analyze_ziv_subscript,
16501 analyze_siv_subscript_cst_affine,
16502 compute_overlap_steps_for_affine_univar,
16503 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
16504 analyze_siv_subscript, analyze_miv_subscript,
16505 analyze_overlapping_iterations, subscript_dependence_tester_1,
16506 compute_self_dependence, free_dependence_relation): Work
16507 with affine_fn instead of chrecs.
16508 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
16509 common_affine_function, affine_function_base,
16510 affine_function_constant_p, affine_fn_op, affine_fn_plus,
16511 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
16512 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
16513 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
16514 (all_chrecs_equal_p): Removed.
16515 * tree-data-ref.h (affine_fn, conflict_function): New types.
16516 (struct subscript): Change type of conflicting_iterations_in_a
16517 and conflicting_iterations_in_b.
16519 2007-01-26 Steve Ellcey <sje@cup.hp.com>
16522 * config/pa/pa.h (TARGET_HPUX_11): New.
16523 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
16524 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
16526 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
16527 Richard Guenther <rguenther@suse.de>
16529 * tree-ssa-structalias.c (solve_graph): Handle case
16530 we merged the variable to another.
16532 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16534 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
16537 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
16538 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
16540 2007-01-25 DJ Delorie <dj@redhat.com>
16542 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
16543 allow changes to modes which don't fit in those registers.
16545 * reload1.c (choose_reload_regs): Check for invalid subregs before
16546 computing their locations, not after.
16548 2007-01-25 Geoffrey Keating <geoffk@apple.com>
16551 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
16552 save Altivec registers in an eh_return function.
16553 (compute_vrsave_mask): Likewise.
16554 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
16555 for saving Altivec registers.
16556 (rs6000_emit_prologue): Don't allocate stack twice in
16557 eh_return function. Correct expected value of altivec_save_offset
16558 when using save_world. Describe save of R0 to stack when using
16559 save_world. Describe stack pointer adjustment when using
16560 save_world. Remove duplicated eh_return parameter register saving.
16561 Update sp_offset variable after save_world.
16562 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
16564 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
16565 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
16568 2007-01-25 Steve Ellcey <sje@cup.hp.com>
16570 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
16572 2007-01-25 Steve Ellcey <sje@cup.hp.com>
16575 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
16576 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
16578 2007-01-25 Richard Guenther <rguenther@suse.de>
16580 * doc/invoke.texi (-Wcoverage-mismatch): Document.
16581 * common.opt (-Wcoverage-mismatch): New warning option.
16582 * coverage.c (get_coverage_counts): Ignore coverage mismatch
16583 if -Wcoverage-mismatch is given.
16585 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
16587 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
16588 (ipcp_driver): Change to static definition.
16589 Add dumping of the ifunctions.
16590 (constant_val_insert): Remove unused parameter. Support for SSA.
16591 (ipcp_propagate_const): Support for SSA.
16592 (ipcp_profile_bb_print): Print only analyzed nodes.
16593 (ipcp_replace_map_create): Remove support for Fortran constant
16595 * ipa-prop.c (ipa_method_modify_stmt,
16596 ipa_callsite_compute_param): Support for SSA.
16597 * ipa-prop.h (ipcp_driver): Remove declaration.
16598 (IS_VALID_TREE_MAP_INDEX): Add define.
16600 2007-01-24 Geoffrey Keating <geoffk@apple.com>
16602 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
16604 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16606 PR middle-end/30447
16607 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
16608 constant argument to cabs and do it without checking for
16609 -funsafe-math-optimizations.
16611 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
16613 * c-common.h (RID_FIRST_CXX0X): New.
16614 (RID_LAST_CXX0X): New.
16615 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
16617 * c.opt (Wc++0x-compat): New.
16618 * doc/invoke.texi (-Wc++0x-compat): Document.
16620 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16622 * builtins.c (fold_builtin_carg): New.
16623 (fold_builtin_1): Use it.
16625 2007-01-24 Jan Hubicka <jh@suse.cz>
16627 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
16629 * ipa-inline.c (initial_insns, max_insns): Delete.
16630 (compute_max_insns): New function.
16631 (cgraph_decide_inlining_of_small_function): Use it; take minimal
16632 amount of insns as base for code growth.
16633 (cgraph_decide_inlining): Make initial_insns local; do not compute
16635 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
16636 * doc/invoke.texi (inline-unit-growth): Update docs.
16638 2007-01-24 Jakub Jelinek <jakub@redhat.com>
16640 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
16641 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
16642 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
16643 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
16644 for CPUs that have PTA_CX16 set.
16646 PR middle-end/27416
16647 * gimplify.c (omp_check_private): New function.
16648 (gimplify_scan_omp_clauses): Use it for
16649 firstprivate/lastprivate/reduction.
16651 PR middle-end/30494
16652 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
16653 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
16655 PR middle-end/30421
16656 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
16657 If lower_lastprivate_clauses emits some statements, append them
16658 to dlist rather than body_p and to body_p append an initializer.
16659 (lower_omp_for): Adjust caller.
16661 2007-01-24 Steve Ellcey <sje@cup.hp.com>
16663 * target.h (globalize_decl_name): New.
16664 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
16665 * output.h (default_globalize_decl_name): New.
16666 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
16668 (globalize_decl): Ditto.
16669 (default_globalize_decl_name): New.
16670 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
16671 (ia64_handle_version_id_attribute): New.
16672 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
16673 (ia64_asm_output_external): Use globalize_decl_name instead
16674 of globalize_label.
16675 * doc/extend.texi (version_id): New pragma.
16676 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
16678 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
16680 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
16681 _uleb128_t and _Unwind_SWord with _sleb128_t.
16682 * unwind-dw2.c (extract_cie_info, execute_stack_op,
16683 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
16685 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
16686 * unwind-pe.h (read_uleb128, read_sleb128,
16687 read_encoded_value_with_base): Likewise.
16688 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
16690 2007-01-24 Richard Guenther <rguenther@suse.de>
16692 * builtins.c (expand_builtin_cexpi): Get the fndecl
16693 for cexp in the correct way.
16695 2007-01-24 Jan Hubicka <jh@suse.cz>
16697 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
16700 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
16702 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
16703 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
16704 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
16705 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
16706 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
16707 __SIZEOF_PTRDIFF_T__.
16708 * doc/cpp.texi: Documentation for the new builtin macros added.
16710 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
16712 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
16713 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
16714 instead of operands[2] to avoid access past the end of array.
16716 2007-01-24 Richard Sandiford <richard@codesourcery.com>
16718 * reload1.c (emit_reload_insns): Pass the reload register
16719 for a non-spill output reload through forget_old_reloads_1.
16721 2007-01-23 Joseph Myers <joseph@codesourcery.com>
16723 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
16724 _SOFT_DOUBLE if doubles use software floating-point.
16725 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
16726 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
16727 * config/rs6000/darwin-ldouble.c: Also compile functions for
16728 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
16729 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
16730 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
16731 commented-out long double override.
16732 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
16733 * config/rs6000/eabispe.h: Likewise.
16734 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
16735 long double for non-SPE.
16736 (rs6000_handle_option): Likewise.
16737 (invalid_e500_subreg): Disallow more subregs involding DImode,
16738 DFmode, TImode or TFmode.
16739 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
16741 (legitimate_lo_sum_address_p): Also check for TFmode for E500
16743 (rs6000_legitimize_address): Also handle TFmode for E500 double.
16744 (rs6000_legitimize_reload_address): Also handle TFmode for E500
16746 (rs6000_legitimate_address): Also check for TFmode for E500
16748 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
16749 (spe_build_register_parallel): Handle TFmode and TCmode.
16750 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
16752 (function_arg): Handle TFmode and TCmode for E500 double.
16753 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
16755 (print_operand): Handle TFmode and TImode for %y.
16756 (rs6000_generate_compare): Handle TFmode comparisons for E500
16758 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
16759 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
16760 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
16761 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
16762 TFmode for E500 double.
16763 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
16764 (floatsidf2): Enable for E500 double.
16765 (movtf_softfloat): Use rs6000_nonimmediate_operand.
16766 (extenddftf2): Change to extenddftf2_fprs.
16767 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
16768 depending on TARGET_E500_DOUBLE.
16769 (extendsftf2): Enable for E500 double.
16770 (trunctfdf2): Enable for E500 double.
16771 (trunctfsf2): Change to trunctfsf2_fprs.
16772 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
16773 depending on TARGET_E500_DOUBLE.
16774 (floatsitf2): Enable for E500 double.
16775 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
16776 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
16777 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
16778 (negtf2): Change to negtf2_internal.
16779 (negtf2): New expander.
16780 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
16781 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
16782 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
16783 (movdi_internal32): Use rs6000_nonimmediate_operand.
16784 (unnamed splitter): Likewise.
16785 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
16786 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
16787 (SPE64TF, DITI): New mode macros.
16788 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
16791 (frob_<mode>_di_2): New.
16792 (frob_tf_di_8_2): New.
16793 (frob_di_df): Change to frob_di_<mode>; allow more modes.
16795 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
16797 (frob_ti_<mode>_8_2): New.
16798 (frob_ti_tf_2): New.
16799 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
16800 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
16802 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
16803 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
16804 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
16805 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
16806 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
16807 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
16810 2007-01-23 Ian Lance Taylor <iant@google.com>
16812 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
16814 (OBJS-archive): Reformat, alphabetize.
16815 (OBJS): Change out_object_file to OBJS-md.
16817 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
16819 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
16820 JUMP_P and CALL_P predicates where applicable.
16821 * config/i386/i386.c: Ditto.
16822 * config/i386/i386.md: Ditto.
16823 * config/i386/mmx.md: Ditto.
16824 * config/i386/predicates.md: Ditto.
16826 2007-01-22 Andreas Schwab <schwab@suse.de>
16828 * config/m68k/m68k.h: Fix comment.
16830 2007-01-22 Jan Hubicka <jh@suse.cz>
16832 * passes.c (init_optimization_passes): Do not rerun
16833 pass_early_warn_uninitialized.
16835 2007-01-22 Richard Guenther <rguenther@suse.de>
16837 PR tree-optimization/30038
16838 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
16840 (execute_cse_sincos_1): Likewise.
16841 (execute_cse_sincos): Likewise.
16842 (gate_cse_sincos): Likewise.
16843 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
16844 the cexpi() canonicalization of sincos().
16845 * tree-pass.h (pass_cse_sincos): Declare.
16846 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
16848 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
16850 PR rtl-optimization/29329
16851 * combine.c (replaced_rhs_insn): Rename to i2mod.
16852 (replaced_rhs_value): Rename to i2mod_new_rhs.
16853 (i2mod_old_rhs): New global variable.
16854 (combine_instructions): Adjust for above change. Save a copy of
16855 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
16856 note are substituted in the second instruction.
16857 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
16858 ditch the note if it pertains to the second eliminated register
16859 and this register is mentioned in i2mod_old_rhs.
16862 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
16864 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
16865 the insn to which the note was originally attached.
16867 2007-01-21 Jan Hubicka <jh@suse.cz>
16869 * ipa-inline.c (inlining_mode): Comment, move up.
16870 (cgraph_decide_inlining_incrementally): Do not perform inlining
16871 itself; fix handling of flattening of self recursive functions.
16872 (cgraph_find_cycles): Remove.
16873 (cgraph_flatten_node): Remove.
16874 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
16875 (try_inline): New function.
16876 (cgraph_early_inlining): Update call of
16877 cgraph_decide_inlining_incrementally. Apply inlining here.
16878 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
16880 2007-01-21 Dirk Mueller <dmueller@suse.de>
16883 * tree-vrp.c (check_array_bounds): do not warn
16884 about ADDR_EXPR's of ARRAY_REF's which are immediately
16885 used in binary expressions.
16887 2007-01-21 Ira Rosen <irar@il.ibm.com>
16889 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
16890 read_write_dep and macros for its access.
16891 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
16892 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
16893 argument, call vect_check_interleaving for every independent pair of
16894 data-refs. Mark loads that access the same memory location as a store
16896 (vect_check_dependences): Remove.
16897 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
16898 call, fix the call to vect_analyze_data_ref_dependence.
16899 (vect_analyze_data_ref_access): For statements that access the same
16900 data-ref, check that they are not stores; for loads, check that there
16901 is no store that access the same location.
16903 2007-01-20 Roger Sayle <roger@eyesopen.com>
16904 Joseph Myers <joseph@codesourcery.com>
16906 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
16907 (-fdump-rtl-stack): Likewise.
16908 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
16909 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
16910 (-mpt-fixed): Use @minus{} for minus sign.
16911 (Using Precompiled Headers): Fix under/overfull hbox.
16913 2007-01-20 Jan Hubicka <jh@suse.cz>
16915 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
16916 place within annotation.
16918 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16920 * pa.c (output_move_double): Change array size of xoperands to 4.
16922 2007-01-20 Jan Hubicka <jh@suse.cz>
16924 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
16927 2007-01-19 Ian Lance Taylor <iant@google.com>
16929 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
16930 constant to unsigned HOST_WIDE_INT before negating.
16932 2007-01-19 Ian Lance Taylor <iant@google.com>
16934 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
16936 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
16937 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
16938 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
16939 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
16940 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
16941 (realloc_vdef, realloc_vuse): Change second parameter to
16943 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
16944 fields to unsigned.
16945 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
16946 unsigned. Change x and lim locals to unsigned.
16947 (realloc_vdef, realloc_vuse): Change num_elem parameter to
16949 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
16950 (copy_virtual_operands): Change i and n locals to unsigned.
16952 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16954 PR middle-end/29335
16955 * builtins.c (fold_builtin_1): Handle builtin fdim.
16957 2007-01-20 Jan Hubicka <jh@suse.cz>
16959 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
16960 * tree-ssa-structalias.c (compute_points_to_sets): Do call
16961 init_alias_heapvars.
16962 (init_alias_heapvars): Initialize only when not already initialized.
16963 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
16965 2007-01-19 Roger Sayle <roger@eyesopen.com>
16967 * common.opt (fsigned-zeros): New command line option.
16968 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
16969 of flag_unsafe_math_optimizations.
16970 * opts.c (set_fast_math_flags): The -ffast-math command line option
16971 implies -fno-signed-zeros.
16972 (fast_math_flags_set_p): Likewise.
16974 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
16975 the documentation of -ffast-math appropriately. Wrap long lines.
16977 2007-01-19 Steve Ellcey <sje@cup.hp.com>
16979 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
16980 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
16982 2007-01-19 Tomas Bily <tbily@suse.cz>
16984 * cgraphunit.c (cgraph_finalize_function): Updating of pid
16986 (tree_init_ic_make_global_vars): New function
16987 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
16988 (tree_gen_ic_profiler): New function
16989 (tree_gen_ic_func_profiler): New function
16990 (tree_profiling): Added calling of tree_gen_ic_func_profiler
16991 (tree_profile_hooks): Added hook for indirec/virtual calls
16992 * value-prof.c (tree_find_values_to_profile): New case for
16994 (tree_values_to_profile): Call for determining indirect/virtual
16996 (tree_indirect_call_to_profile): New function
16997 (tree_ic_transform): New function
16998 (tree_ic): New function
16999 (find_func_by_pid): New function
17000 (init_pid_map): New function
17001 (tree_value_profile_transformations): Added check for
17002 indirect/virtual call transformation
17003 * value-prof.h (enum hist_type): New counter type for
17004 indirect/virtual calls
17005 (profile_hooks): Added new hook for profiling indirect/virtual
17007 * profile.c (instrument_values): New case for indirect/virtual
17009 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
17010 (GCOV_COUNTER_V_INDIR): New counter type
17011 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
17012 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
17014 * cgraph.c: Definition of cgraph_max_pid
17015 (cgraph_create_node): Default init of pid attribute
17016 * cgraph.h: Declaration of cgraph_max_pid
17017 (struct cgraph_node): Added pid attribute
17018 * libgcov.c (__gcov_indirect_call_profiler): New function
17019 (__gcov_one_value_profiler_body): New function
17020 (__gcov_one_value_profiler): Body was moved to
17021 __gcov_one_value_profiler_body and calls it
17023 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
17025 * doc/gty.texi (Options): Document the mark_hook option to GTY.
17026 * gengtype.c (write_types_data, write_func_for_structure,
17027 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
17028 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
17029 (walk_type, write_func_for_structure): Generate the mark_hook if
17032 2007-01-19 Jan Hubicka <jh@suse.cz>
17034 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
17035 'early' argument take inlining mode argument specifying whether to
17036 inline for size/speeed or all functions; add support for flattening;
17038 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
17040 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17043 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
17044 the name of the declared identifier.
17046 2007-01-19 Dirk Mueller <dmueller@suse.de>
17048 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
17049 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
17050 duplicate evaluation.
17052 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
17054 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
17055 Macroize expander using X87MODEF12 mode macro. Extend operand 1
17056 to XFMode, use acosxf2 and truncate result to requested mode.
17057 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
17058 (asin<mode>2): Similarly, with asin expanders.
17059 (*fscalexf4_i387): Rename from *fscalexf4.
17060 (expNcorexf3): New expander.
17061 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
17062 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
17063 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
17064 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
17065 patterns for SSE math.
17066 (exp10<mode>2): Similarly, with exp10 expanders.
17067 (exp2<mode>2): Similarly, with exp2 expanders.
17068 (expm1<mode>2): Similarly, with expm1 expanders.
17069 (ldexp<mode>3): Similarly, with ldexp expanders.
17070 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
17071 Use gen_truncxf<mode>2_i387_noop to truncate result.
17073 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17075 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
17076 for ColdFire targets.
17078 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
17079 Richard Sandiford <richard@codesourcery.com>
17081 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
17082 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
17083 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
17084 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
17085 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
17086 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
17088 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17090 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
17091 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
17092 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
17093 (*adddi_dilshr32_cf): New pattern.
17094 (adddi3, subdi3): Remove first alternatives.
17096 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17098 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
17099 implemented using move.l, do not use its cc result for floating-point
17102 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17104 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
17105 from accepting 's' constraints if flag_pic.
17107 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17109 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
17110 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
17111 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
17112 condition from TARGET_68881 to TARGET_HARD_FLOAT.
17114 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
17116 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
17117 ColdFire alternatives.
17118 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
17119 * config/m68k/m68k.md (clzsi2): Define for ColdFire
17120 architectures that support ff1 instruction.
17122 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17123 Julian Brown <julian@codesourcery.com>
17125 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
17126 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
17127 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
17130 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17132 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
17134 (output_move_const_into_data_reg, output_move_simode_const): Delete.
17135 * config/m68k/m68k.c (const_method, const_int_cost): Take a
17136 HOST_WIDE_INT instead of an rtx.
17137 (m68k_rtx_costs): Update call accordingly.
17138 (output_move_const_into_data_reg): Likewise. Fix formatting.
17139 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
17141 (output_move_simode_const): Update calls after above changes.
17142 Rework to use automatic variables and predicates like MEM_P.
17143 * config/m68k/m68k.md (pushexthisi_const): Update call to
17146 2007-01-19 Dirk Mueller <dmueller@suse.de>
17148 * tree-ssa-alias.c (perform_var_substitution): Fix typo
17149 in dump_flags test.
17151 2007-01-19 Richard Guenther <rguenther@suse.de>
17153 * builtins.c (expand_builtin_cexpi): Fall back to expanding
17154 via cexp in case sincos is not available.
17156 2007-01-19 Richard Guenther <rguenther@suse.de>
17158 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
17159 * defaults.h (TARGET_HAS_SINCOS): Default to off.
17160 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
17161 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
17162 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
17163 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
17164 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
17165 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
17167 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
17169 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
17171 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
17172 (atan2xf3): Directly generate RTL pattern.
17173 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
17174 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
17175 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17176 disable patterns for SSE math.
17177 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
17178 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
17179 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17180 disable patterns for SSE math.
17182 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
17184 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
17186 2007-01-18 Roger Sayle <roger@eyesopen.com>
17188 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
17189 VIEW_CONVERT_EXPR to the same type as it's operand.
17191 2007-01-18 David Edelsohn <edelsohn@gnu.org>
17193 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
17194 configured for long double 128.
17196 2007-01-18 Mike Stump <mrs@apple.com>
17198 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
17201 2007-01-18 Michael Meissner <michael.meissner@amd.com>
17203 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
17206 2007-01-18 Jan Hubicka <jh@suse.cz>
17208 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
17209 greater than NUM_VOP_FREE_BUCKETS.
17211 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
17213 * tree-ssa-structalias.c: Update comments.
17214 (ptabitmap_obstack): Removed.
17215 (pta_obstack): New.
17216 (oldpta_obstack): Ditto.
17217 (stats): Add a few members.
17218 (struct variable_info): Remove node, complex, address_taken, and
17219 indirect_target members. Add oldsolution member.
17220 (new_var_info): Do not initialize removed members.
17221 (constraint_expr_type): Remove INCLUDES.
17222 (constraint_graph): Add size, implicit_preds, rep,
17223 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
17224 (FIRST_REF_NODE): New macro.
17225 (LAST_REF_NODE): Ditto.
17226 (FIRST_ADDR_NODE): Ditto.
17227 (find): New function.
17229 (dump_constraint): Do not handle INCLUDES.
17230 (insert_into_complex): Do not insert duplicate constraints.
17231 (condense_varmap_nodes): Renamed and rewritten into ...
17232 (merge_node_constraints): This. Also fix bug in handling of
17233 offseted copy constraints.
17234 (clear_edges_for_node): No longer need to deal with preds at all,
17235 or removing associated preds/succs.
17236 (merge_graph_nodes): Deal with indirect_cycles.
17237 Don't deal with predecessors.
17238 (add_implicit_graph_edge): New function.
17239 (add_pred_graph_edge): Ditto.
17240 (add_graph_edge): Don't deal with predecessors.
17241 (build_constraint_graph): Removed.
17242 (build_pred_graph): New function.
17243 (build_succ_graph): Ditto.
17244 (struct scc_info): Removed in_component. Added roots, dfs, and
17245 node_mapping. Remove visited_index, unification_queue.
17246 (scc_visit): Deal with union-find we do now.
17247 Deal with cycles with REF nodes.
17248 (collapse_nodes): Renamed and rewritten to ...
17249 (unify_nodes): This.
17250 (process_unification_queue): Removed.
17251 (topo_visit): Cleanup
17252 (do_da_constraint): Use find.
17253 (do_sd_constraint): Ditto.
17254 (do_ds_constraint): Ditto.
17255 (do_complex_constraint): Ditto.
17256 (init_scc_info): Update for removed and added members.
17257 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
17258 (find_indirect_cycles): This.
17259 (equivalence_class): New variable.
17260 (label_visit): New function.
17261 (perform_variable_substitution): Rewritten.
17262 (free_var_substitution_info): New function.
17263 (find_equivalent_node): Ditto.
17264 (move_complex_constraints): Ditto.
17265 (eliminate_indirect_cycles): Ditto.
17266 (solve_graph): Only propagate changed bits.
17267 Use indirect cycle elimination.
17269 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
17270 (tree_id_eq): Renamed to ...
17271 (tree_vi_eq): This. Update for member change
17272 (insert_id_for_tree): Renamed and rewritten to ...
17273 (insert_vi_for_tree): This.
17274 (lookup_id_for_tree): Renamed and rewritten to ...
17275 (lookup_vi_for_tree): This.
17276 (get_id_for_tree): Renamed and rewritten to ...
17277 (get_vi_for_tree): Ditto.
17278 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
17279 (process_constraint): Don't handle INCLUDES.
17280 Remove special ADDRESSOF case.
17281 (find_func_aliases): Rewrite to use vi functions instead of id
17283 (create_function_info_for): Ditto.
17284 (create_variable_info_for): Ditto.
17285 (intra_create_variable_infos): Ditto.
17286 (merge_smts_into): Ditto.
17287 (find_what_p_points_to): Ditto.
17288 (init_base_vars): Ditto.
17289 (init_alias_vars): Ditto.
17290 (remove_preds_and_fake_succs): New function.
17291 (dump_sa_points_to_info): Dump new stats.
17292 (dump_solution_for_var): Use find.
17293 (set_used_smts): Fix formatting.
17294 (compute_points_to_sets): Updated for new functions.
17295 (ipa_pta_execute): Ditto.
17297 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17298 Richard Sandiford <richard@codesourcery.com>
17300 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
17302 * calls.c (expand_call): If the return value is a PARALLEL,
17303 extract its first member.
17304 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
17305 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
17306 use FUNCTION_EXTRA_EPILOGUE.
17307 (m68k_function_value): Return a PARALLEL if the return value
17308 is of a pointer type.
17309 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
17310 (FUNCTION_EXTRA_EPILOGUE): Remove.
17311 * config/m68k/m68k.md (D0_REG): New constant.
17313 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17315 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
17316 output a NOP for empty epilogues.
17318 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17320 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
17321 before function. Extend register save check to include all
17322 registers, not just integer ones.
17324 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17326 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
17327 (m68k_use_return_insn): ...this.
17328 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
17329 * config/m68k/m68k.c (use_return_insn): Rename to...
17330 (m68k_use_return_insn): ...this.
17331 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
17332 of USE_RETURN_INSN.
17334 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17336 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
17337 nearest even, fix denormal rounding overflow.
17339 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17341 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
17342 f%$smove and f%$move.
17343 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
17344 (extendsfdf2_cf): Use fdmove instead of f%&move.
17345 (truncdfsf2_cf): Use fsmove instead of f%$smove.
17346 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
17348 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17350 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
17353 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17355 * real.h (real_format): Add a canonical_nan_lsbs_set field.
17356 (coldfire_single_format): Declare.
17357 (coldfire_double_format): Likewise.
17358 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
17359 of qnan_msb_set to determine the lower bits of a canonical
17361 (encode_ieee_double): Likewise.
17362 (encode_ieee_quad): Likewise.
17363 (ieee_single_format): Initialize canonical_nan_lsbs_set.
17364 (mips_single_format): Likewise.
17365 (ieee_double_format): Likewise.
17366 (mips_double_format): Likewise.
17367 (ieee_extended_motorola_format): Likewise.
17368 (ieee_extended_intel_96_format): Likewise.
17369 (ieee_extended_intel_128_format): Likewise.
17370 (ieee_extended_intel_96_round_53_format): Likewise.
17371 (ibm_extended_format): Likewise.
17372 (mips_extended_format): Likewise.
17373 (ieee_quad_format): Likewise.
17374 (mips_quad_format): Likewise.
17375 (vax_f_format): Likewise.
17376 (vax_d_format): Likewise.
17377 (vax_g_format): Likewise.
17378 (i370_single_format): Likewise.
17379 (i370_double_format): Likewise.
17380 (decimal_single_format): Likewise.
17381 (decimal_double_format): Likewise.
17382 (decimal_quad_format): Likewise.
17383 (c4x_single_format): Likewise.
17384 (c4x_extended_format): Likewise.
17385 (real_internal_format): Likewise.
17386 (coldfire_single_format): New real_format.
17387 (coldfire_double_format): Likewise.
17388 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
17389 canonical_nan_lsbs_set.
17390 (pdp11_d_format): Likewise.
17391 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
17392 if TARGET_COLDFIRE_CPU.
17394 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17396 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
17397 (output_call, m68k_legitimize_call_address): Declare.
17398 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
17399 parenthesees. Add support for a 'W' constraint.
17400 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
17401 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
17402 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
17403 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
17405 (override_options): Initialize them. Do not set flag_no_function_cse
17406 for TARGET_ID_SHARED_LIBRARY.
17407 (m68k_output_pic_call): Delete.
17408 (m68k_legitimize_call_address): New function.
17409 (print_operand): Remove the %o prefix. Handle the %p prefix.
17410 (output_call): New function.
17411 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
17412 target address from the GOT if symbolic jumps are not allowed.
17413 * config/m68k/m68k.md (call, general_operand): Do not set
17414 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
17415 Merge separate flag_pic and !flag_pic define_insns into...
17416 (*call, *call_value): ...these new patterns. Match the address
17417 rather than the containing MEM and require it to be a call_operand.
17418 Use output_call to generate the asm template.
17419 * config/m68k/predicates.md (const_call_operand): New predicate.
17420 (call_operand): Likewise.
17422 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17424 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
17425 (STACK_GROWS_DOWNWARD): Define to 1.
17426 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
17427 comments, emphasizing that these values are only defaults.
17428 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
17429 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
17431 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17433 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
17435 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17436 Richard Sandiford <richard@codesourcery.com>
17438 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
17439 (FP_REGNO_P): New macros.
17440 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
17441 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
17442 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
17443 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
17445 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17447 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17448 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
17450 * config/m68k/t-floatlib: New file, extracting common code from...
17451 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
17452 * config/m68k/t-uclinux: Here.
17453 * config/m68k/fpgnulib.c: Do not compile extendeed precision
17454 routines on ColdFire targets.
17456 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17458 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17459 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
17460 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
17461 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
17462 explicitly set MOTOROLA to 1.
17463 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
17465 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17466 Nathan Sidwell <nathan@codesourcery.com>
17468 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
17469 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
17470 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
17471 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
17472 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
17473 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
17474 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
17475 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
17476 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
17477 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
17478 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
17479 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
17480 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
17481 (DBX_REGISTER_NUMBER): Delete.
17482 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
17483 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
17484 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
17486 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17488 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
17489 * config/flat.h: New file.
17490 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
17491 OBJECT_FORMAT_FLAT.
17492 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
17493 indirect references for -msep-data or -mid-shared-library.
17494 Do not use PC-relative code addresses either.
17495 * config/m68k/m68k.c (override_options): Restrict -fPIC error
17497 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
17498 for shared libraries and crt1.o for executables. Use crti.o and
17500 (ENDFILE_SPEC): Use crtend.o and crtn.o.
17501 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
17502 Do not add -elf2flt or -shared-lib-id options here.
17503 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
17504 Pass -shared-lib-id if -mid-shared-library, taking the library
17505 identifier from -mshared-library-id if given, otherwise
17507 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
17508 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
17509 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
17510 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
17511 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
17512 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
17514 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
17515 jump sequence for ISA A and ISA A+.
17516 (PICJUMP): Likewise.
17518 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17520 * config.gcc (m68k-*-uclinux*): Base the port on the common
17521 and m68k GNU/Linux files rather than on the generic ELF ones.
17522 * config/m68k/uclinux.h (TARGET_VERSION): Override.
17523 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
17525 2007-01-18 Julian Brown <julian@codesourcery.com>
17526 Richard Sandiford <richard@codesourcery.com>
17528 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
17529 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
17530 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
17532 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
17533 80 unconditionally.
17534 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
17536 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17538 * doc/install.texi: Document m68k-uclinuxoldabi.
17539 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
17540 * config/m68k/uclinux-oldabi.h: New file, copied from
17541 config/m68k/uclinux.h.
17543 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
17545 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
17546 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
17547 (m32r_compute_frame_size): Use unsigned for regno.
17548 (m32r_reload_lr): Use gen_frame_mem.
17550 (m32r_output_function_epilogue): Don't output the function epilogue
17552 (m32r_expand_epilogue): New.
17553 (direct_return): Return false if the function has the interrupt
17555 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
17556 * config/m32r/m32r.md (epilogue): New expander.
17557 (return_lr, return_rte): New insns.
17558 (return): Make it expander.
17559 (return_normal): New expander.
17561 2007-01-18 Josh Conner <jconner@apple.com>
17564 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
17565 support for UNLE, UNLT, UNGE, and UNGT.
17567 2007-01-18 Jan Hubicka <jh@suse.cz>
17569 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
17570 * tree-tailcall (add_virtual_phis): Likewise.
17571 (optimize_tail_call): Return TODOs.
17572 (execute_tail_calls): Return TODOs.
17573 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
17574 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
17576 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
17577 Cleanup cfg using TODO.
17578 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
17579 * passes.c (execute_function_todo): When cleanup did something, remove
17581 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
17582 (make_edges): Don't cleanup_cfg.
17584 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
17586 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
17587 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
17588 operate on the top of stack.
17589 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
17590 register handling of instructions that output to the second
17592 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
17593 (move_for_stack_reg): Special-case check for dead destination
17594 stack slot for constant load of 1.0 inside UNSPEC_TAN.
17596 * config/i386/i386.md (UNSPEC_TAN): New constant.
17597 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
17598 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
17599 to correctly model move of constant 1.0 to top stack slot.
17600 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
17601 (unnamed peephole2 pattern): Remove corresponding peephole2
17602 pattern that optimizes tan insn and loading of constant 1.0.
17603 (tanxf2): Use fptanxf4_i387.
17604 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
17605 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
17606 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17607 disable patterns for SSE math.
17608 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
17609 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
17611 2007-01-18 Dirk Mueller <dmueller@suse.de>
17612 Richard Guenther <rguenther@suse.de>
17615 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
17616 * common.opt (Warray-bounds): Add new warning option.
17617 * c-opts.c (c_common_handle_option): Define -Warray-bounds
17619 * Makefile.in: make tree-vrp.o depend on toplev.h
17620 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
17622 (check_array_refs, check_array_bounds, check_array_ref): New.
17624 2007-01-18 Jan Hubicka <jh@suse.cz>
17626 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
17627 (execute_ssa_ccp): Return flags conditionally.
17628 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
17630 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
17632 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
17634 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
17635 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
17637 * Makefile.c (GTFILES): Add cfglayout.h.
17638 * gengtype.c (open_base_files): Likewise.
17639 * cfglayout.c (cfg_layout_function_footer,
17640 cfg_layout_function_header) Reindent to make gengtype happy.
17641 * cfglayout.h (cfg_layout_function_footer,
17642 cfg_layout_function_header): Add GTY(()) marker.
17644 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
17646 2007-01-18 Ben Elliston <bje@au.ibm.com>
17648 * genautomata.c (write_automata): Include xstrerror output in the
17649 error message if writing the DFA description file fails.
17651 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
17653 * config/mips/mips-protos.h (mips_output_external): Make it
17655 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
17656 * config/mips/mips.c (irix_output_external_libcall): Likewise.
17657 (extern_list): Likewise.
17658 (extern_head): Likewise.
17659 (TARGET_ASM_FILE_END): Likewise.
17660 (mips_file_end): Likewise.
17661 (mips_output_external): Rewritten.
17663 2007-01-18 Ben Elliston <bje@au.ibm.com>
17665 * genpreds.c (write_insn_preds_c): Only write out the function
17666 body for regclass_for_constraint if we have register constraints.
17668 2007-01-17 Tom Tromey <tromey@redhat.com>
17670 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
17671 * doc/install.texi (Testing): Use sourceware.org.
17672 (Binaries): Likewise.
17673 (Specific): Likewise.
17674 * doc/contrib.texi (Contributors): Use sourceware.org.
17676 2007-01-17 Anatoly Sokolov <aesok@post.ru>
17678 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
17679 (AVR_ENHANCED): Rename to ...
17680 (AVR_HAVE_MUL): ... new.
17681 (avr_enhanced_p): Rename to ...
17682 (avr_have_mul_p): ... new.
17683 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
17684 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
17685 * config/avr/avr.c (avr_enhanced_p): Rename to ...
17686 (avr_have_mul_p): ... new.
17687 (base_arch_s): Rename 'enhanced' to 'have_mul'.
17688 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
17689 'avr_enhanced_p' and 'enhanced'.
17690 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
17691 AVR_HAVE_MUL instead of AVR_ENHANCED.
17692 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
17693 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
17694 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
17695 instead of AVR_ENHANCED.
17696 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
17697 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
17698 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
17700 2007-01-17 Ian Lance Taylor <iant@google.com>
17702 * vec.h (VEC_reserve_exact): Define.
17703 (vec_gc_p_reserve_exact): Declare.
17704 (vec_gc_o_reserve_exact): Declare.
17705 (vec_heap_p_reserve_exact): Declare.
17706 (vec_heap_o_reserve_exact): Declare.
17707 (VEC_OP (T,A,reserve_exact)): New static inline function, three
17709 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
17710 negative parameter.
17711 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
17712 (VEC_OP (T,A,copy)) [all versions]: Likewise.
17713 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
17714 * vec.c (calculate_allocation): Add exact parameter. Change all
17716 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
17717 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
17718 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
17719 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
17720 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
17721 (vec_heap_p_reserve_exact): New function.
17722 (vec_heap_o_reserve_exact): New function.
17724 2007-01-17 Jan Hubicka <jh@suse.cz>
17726 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
17728 2007-01-17 Eric Christopher <echristo@apple.com>
17730 * config.gcc: Support core2 processor.
17732 2007-01-16 Jan Hubicka <jh@suse.cz>
17734 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
17735 the names, just unlink the chain so we don't crash on dangling
17739 2007-01-16 Jan Hubicka <jh@suse.cz>
17741 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
17742 * tree-pass.h: Reorder to make IPA passes appear toegher.
17743 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
17745 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
17746 parameters, do not call early inliner.
17747 * ipa-inline.c: Update comments. Include tree-flow.h
17748 (cgraph_decide_inlining): Do not compute inlining parameters.
17749 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
17750 be called with function context set up.
17751 (pass_ipa_inline): Remove unreachable functions before pass.
17752 (cgraph_early_inlining): Simplify assuming to be called from the
17754 (pass_early_inline): New pass.
17755 (cgraph_gate_ipa_early_inlining): New gate.
17756 (pass_ipa_early_inline): Turn into simple wrapper.
17757 (compute_inline_parameters): New function.
17758 (gate_inline_passes): New gate.
17759 (pass_inline_parameters): New pass.
17760 (apply_inline): Move here from tree-optimize.c
17761 (pass_apply_inline): New pass.
17762 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
17764 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
17765 doing them by hand.
17766 (tree_function_versioning): Do not allocate dummy struct function.
17767 * tree-inline.h (optimize_inline_calls): Update prototype.
17768 * tree-optimize.c (execute_fixup_cfg): Export.
17769 (pass_fixup_cfg): Remove
17770 (tree_rest_of_compilation): Do not apply inlines.
17771 * tree-flow.h (execute_fixup_cfg): Declare.
17772 * Makefile.in (gt-passes.c): New.
17773 * passes.c: Include gt-passes.h
17774 (init_optimization_passes): New passes.
17775 (nnodes, order): New static vars.
17776 (do_per_function_toporder): New function.
17777 (execute_one_pass): Dump current pass here.
17778 (execute_ipa_pass_list): Don't dump current pass here.
17780 2007-01-16 Janis Johnson <janis187@us.ibm.com>
17782 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
17783 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
17785 2007-01-16 David Edelsohn <edelsohn@gnu.org>
17787 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
17788 (strong_alias): Define.
17789 (__gcc_qmul): Provide non-FMA for soft-float.
17790 (__gcc_qdiv): Same.
17795 (__gcc_qunord): New.
17805 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
17806 soft-float functions.
17807 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
17808 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
17809 about long double soft float.
17811 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
17812 Tehila Meyzels <tehila@il.ibm.com>
17814 * tree-vectorizer.h (is_pattern_stmt_p): New.
17815 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
17816 formatting (tabs instead of spaces). Cleanup and clarify setting
17817 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
17818 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
17819 (vectorizable_type_demotion): Check that types are integral.
17820 (vectorizable_type_promotion): Likewise.
17821 (vectorizable_store): Fix typo. Eliminate new-line at end of
17824 2007-01-16 Jan Hubicka <jh@suse.cz>
17826 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
17829 2007-01-15 Eric Christopher <echristo@apple.com>
17831 * ifcvt.c: Include vec.h, vecprim.h.
17832 (check_cond_move_block): New argument regs.
17833 Reorganize. Add registers used to regs.
17834 (cond_move_process_if_block): Use regs set above as
17837 2007-01-15 Eric Christopher <echristo@apple.com>
17839 * config/darwin.h: Update copyright.
17840 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
17841 (LINK_COMMAND_SPEC): Add -u.
17842 (LINK_SPEC): Fix umbrella for above.
17844 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
17846 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
17849 2007-01-15 Tom Tromey <tromey@redhat.com>
17851 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
17852 * doc/install.texi (Testing): Don't mention jacks.
17853 (Configuration): Document --enable-java-maintainer-mode. Move
17854 --with-java-home to libgcj-specific section. Document
17856 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
17858 2007-01-15 Jan Hubicka <jh@suse.cz>
17860 * tree-ssa-dce.c (DCE_TODOs): New.
17861 (propagate_necessity): Return if something changed.
17862 (eliminate_unnecessary_stmts): Likewise.
17863 (perform_tree_ssa_dce): Return TODO flags when needed.
17864 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
17866 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
17868 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
17869 (fyl2x_extend<mode>xf3_i387): New insn pattern.
17870 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
17871 patterns using X87MODEF12 mode macro. Extend operand 1
17872 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
17873 (log10<mode>2): Ditto.
17874 (log2<mode>2): Ditto.
17875 (log1p<mode>2): Ditto.
17876 (logb<mode>2): Ditto.
17877 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
17878 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
17879 (*fxtractxf3_i387): Rename from *fxtractxf3.
17880 (fxtract_extend<mode>xf3_i387): New insn pattern.
17881 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
17882 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
17883 and gen_fyl2xxf3_i387().
17885 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
17887 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
17888 * cfgloopmanip.c (fix_loop_placement): Made static. Use
17889 get_loop_exit_edges. Changed return type to bool.
17890 * cfgloop.h (fix_loop_placement): Declaration removed.
17892 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
17894 * param.h (MIN_VECT_LOOP_BOUND): New.
17895 * params.def (MIN_VECT_LOOP_BOUND): New.
17896 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
17897 argument - minimum threshold for number of iterations.
17898 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
17899 argument to declaration.
17900 * tree-vect-analyze.c (vect_analyze_operations): Check value of
17901 MIN_VECT_LOOP_BOUND.
17902 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
17903 slpeel_tree_peel_loop_to_edge with additional argument.
17904 (vect_do_peeling_for_alignment): Likewise.
17905 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
17907 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
17910 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
17911 operands of size 1.
17913 2007-01-14 Jan Hubicka <jh@suse.cz>
17915 * tree-dfa.c (remove_referenced_var): New function.
17916 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
17917 prune referenced vars list too.
17918 * tree-flow.h (remove_referenced_var): Declare.
17920 2007-01-14 Jan Hubicka <jh@suse.cz>
17922 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
17924 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
17925 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
17926 * except.h (verify_eh_throw_table_statements): Kill prototype.
17927 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
17928 into call exrepssions.
17929 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
17931 * tree-cfg.c: Include pointer-set.h.
17932 (verify_node_sharing): Work on pointer set.
17933 (verify_eh_throw_stmt_node): New.
17934 (verify_stmts): Use pointers sets, verify throw_stmt.
17936 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
17938 * ipa-reference.c (analyze_function): Consider also addresses taken
17941 2007-01-12 Roger Sayle <roger@eyesopen.com>
17943 * c-typeck.c (null_pointer_constant_p): Replace use of
17944 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17945 (build_c_cast): Likewise.
17947 2007-01-12 Roger Sayle <roger@eyesopen.com>
17949 * tree.h (force_fit_type_double): Remove unused final argument.
17950 * c-common.c (constant_expression_warning): Replace use of
17951 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17952 (convert_and_check): Likewise.
17953 (shorten_compare): Update call to force_fit_type_double.
17954 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
17955 * convert.c (convert_to_pointer): Update call to
17956 force_fit_type_double.
17957 * fold-const.c (force_fit_type_double): Remove overflowed_const
17959 (int_const_binop, fold_convert_const_int_from_int,
17960 fold_convert_const_int_from_real, fold_div_compare,
17961 fold_sign_changed_comparison, fold_unary, fold_negate_const,
17962 fold_abs_const, fold_not_const): Remove the final argument from
17963 calls to force_fit_type_double.
17965 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
17967 * configure.ac: Set insn to "nop" for spu-*-* also.
17968 * configure: Regenerate.
17970 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
17972 * builtins.def : Add BUILT_IN_FREE.
17974 2007-01-12 Jan Hubicka <jh@suse.cz>
17976 PR tree-optimization/30443
17977 * tree-inline.c (tree_function_versioning): Do not optimize when
17978 cloning for inlining.
17980 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
17982 * doc/loop.texi: Document recording of loop exits.
17983 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
17984 (update_single_exits_after_duplication,
17985 update_single_exit_for_duplicated_loop,
17986 update_single_exit_for_duplicated_loops): Removed.
17987 (duplicate_loop_to_header_edge): Do not call
17988 update_single_exits_after_duplication and
17989 update_single_exit_for_duplicated_loops.
17990 (loop_version): Do not update single_exit information.
17991 (fix_loop_structure): Use record_loop_exits instead of
17992 mark_single_exit_loops.
17993 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
17994 the lists of loop exits.
17995 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
17996 split_edge, merge_blocks): Update the lists of loop exits.
17997 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
17998 loop_optimizer_init.
17999 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
18000 of mark_single_exit_loops.
18001 (loop_optimizer_finalize): Call release_recorded_exits.
18002 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
18003 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
18004 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
18005 update single exit information.
18006 * lambda-code.c (perfect_nestify): Ditto.
18007 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
18008 (mark_single_exit_loops): Removed.
18009 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
18010 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
18011 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
18013 (get_loop_exit_edges, single_exit): Use recorded exit lists.
18014 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
18015 (verify_loop_structure): Verify consistency of the exit lists.
18016 (flow_loops_find): Use alloc_loop. Initialize exits hash.
18017 (set_single_exit): Removed.
18018 * cfgloop.h (struct loop_exit): New function.
18019 (struct loop): single_exit_ field replaced by exits field.
18020 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
18021 LOOPS_HAVE_RECORDED_EXITS.
18022 (struct loops): Added exits hash.
18023 (mark_single_exit_loops, set_single_exit): Declaration removed.
18024 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
18026 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18028 * doc/invoke.texi: Avoid use of @headitem.
18030 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18032 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
18034 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18036 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
18039 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
18040 Richard Sandiford <richard@codesourcery.com>
18042 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
18043 * config/m68k/m68k.opt: Resort options.
18044 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
18046 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
18047 Richard Sandiford <richard@codesourcery.com>
18049 * doc/invoke.texi: Document the macros that are defined by
18050 m68k's -mtune and -mhard-float options.
18051 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
18052 (m68k_cpp_cpu_family): Likewise.
18053 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
18054 of __ucfv*__ macros. Define __mcffpu__ if generating code for
18055 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
18056 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
18057 (m68k_cpp_cpu_family): Likewise.
18059 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18061 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
18062 macros besides mc68000 as tuning macros. Use a switch statement
18063 to set them and mcpu32.
18065 2007-01-12 Julian Brown <julian@codesourcery.com>
18067 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
18068 (TARGET_68040_ONLY): Rename to...
18069 (TARGET_68040): ...this.
18070 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
18071 * config/m68k/m68k.md: Likewise.
18073 2007-01-12 Julian Brown <julian@codesourcery.com>
18074 Nathan Sidwell <nathan@codesourcery.com>
18075 Richard Sandiford <richard@codesourcery.com>
18077 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
18078 the -mcpu= argument associated with the --with-cpu setting.
18079 Define M68K_DEFAULT_TUNE to the default -mtune= option,
18080 if different from the one implied by the -mcpu setting.
18081 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
18082 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
18083 * doc/invoke.texi: Mention ColdFire in the introduction to the
18084 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
18085 -mno-div and -mhard-float options. Make -m68881 a synonym for
18086 -mhard-float. Document the previously-undocumented -m5206e,
18087 -m528x, -m5307 and -m5407 options. Tweak the existing option
18088 documentation for consistency.
18089 * doc/install.texi: Mention new --with-cpu arguments.
18090 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
18091 default CPU if neither -mcpu nor -march are specified.
18092 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
18093 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
18094 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
18095 using m68k_tune to decide between families that implement the
18096 same ISA. Use m68k_tune to set __mcfv4e__.
18097 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
18098 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
18099 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
18100 (FL_ISA_C, FL_ISA_MMU): New macros.
18101 (MASK_COLDFIRE): Delete.
18102 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
18103 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
18104 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
18105 (TARGET_HARD_FLOAT): Do not define here.
18106 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
18107 (TUNE_68000): New macro.
18108 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
18109 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
18110 (TUNE_CFV2): Redefine in terms of m68k_tune.
18111 (uarch_type, target_device, fpu_type): New enums.
18112 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
18113 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
18114 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
18115 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
18116 (FL_FOR_isa_c): New macros.
18117 (m68k_isa): New enum.
18118 (m68k_target_selection): New structure.
18119 (all_devices, all_isas, all_microarchs): New tables.
18120 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
18121 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
18122 (MASK_ALL_CPU_BITS): Delete.
18123 (m68k_find_selection): New function.
18124 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
18125 Map the legacy target options to a combination of the new ones.
18126 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
18127 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
18128 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
18130 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
18131 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
18133 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
18134 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
18135 * config/m68k/m68k-devices.def: New file.
18137 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18138 Nathan Sidwell <nathan@codesourcery.com>
18140 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
18141 (SUBTARGET_EXTRA_SPECS): New macros.
18142 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
18143 use %(asm_cpu_spec) instead.
18144 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
18145 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
18146 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
18147 (EXTRA_SPECS): Rename to...
18148 (SUBTARGET_EXTRA_SPECS): ...this.
18150 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
18151 Richard Sandiford <richard@codesourcery.com>
18152 Julian Brown <julian@codesourcery.com>
18154 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
18155 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
18156 to the configuration's default CPU.
18157 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
18158 Remove default masks.
18159 (m680[012]0-*-*): Set the default with_cpu to the first part of
18161 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
18162 (m68k*-*-linux): Extend the --with-cpu handling to...
18163 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
18164 and m68010. Don't set target_cpu_default2.
18165 * doc/install.texi: Document --with-cpu for m68k.
18166 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
18167 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
18168 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
18169 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
18170 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
18171 (ASM_SPEC): Remove use of %(asm_cpu_default).
18172 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
18173 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
18174 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
18175 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
18176 __HAVE_FPU__ if TARGET_HARD_FLOAT.
18177 (TARGET_DEFAULT): Delete.
18178 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
18179 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
18180 (CPP_CPU_SPEC): Delete.
18181 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
18182 the appropriate string.
18183 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
18184 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
18185 (ASM_SPEC): Don't use %(asm_default_spec).
18186 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
18187 TARGET_DEFAULT and add MASK_68881.
18188 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
18190 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18192 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
18193 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
18194 MASK_68010 alongside MASK_68020.
18195 * doc/invoke.texi: Document -m68010.
18196 * config/m68k/m68k.opt (m68010): New.
18197 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
18199 (TUNE_68010): New macro.
18200 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
18201 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
18202 (M68K_CPU_m68332): Add MASK_68010.
18203 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
18204 fallback definition.
18205 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
18207 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
18208 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
18209 to all entries that use MASK_68020.
18210 (output_move_simode_const, output_move_himode, output_move_qimode)
18211 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
18212 instead of TARGET_68020 to select clr behavior. Remove comment
18213 about there being no TARGET_68010.
18214 * config/m68k/m68k.md: Likewise throughout.
18216 2007-01-12 Julian Brown <julian@codesourcery.com>
18218 * config/m68k/m68k.h (TARGET_ISAB): New macro.
18219 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
18220 * config/m68k/m68k.md: Likewise.
18222 2007-01-12 Julian Brown <julian@codesourcery.com>
18224 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
18225 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
18227 2007-01-12 Julian Brown <julian@codesourcery.com>
18229 * config/m68k/m68k.h (TUNE_68040_60): New macro.
18230 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
18231 * config/m68k/m68k.md: Likewise.
18233 2007-01-12 Julian Brown <julian@codesourcery.com>
18234 Richard Sandiford <richard@codesourcery.com>
18236 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
18237 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
18238 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
18240 (TARGET_CPU32): Rename to...
18241 (TUNE_CPU32): ...this.
18242 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
18243 (TUNE_CFV2): New macros.
18244 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
18245 remove conditions that are implied by TARGET_68020.
18246 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
18247 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
18248 (m68k_output_function_epilogue): Likewise.
18249 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
18250 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
18251 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
18252 non-68000 timings. Refactor multiplication and division costs.
18253 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
18254 TUNE_CPU32 instead of TARGET_CPU32.
18255 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
18256 and TUNE_68060 instead of TARGET_68060.
18257 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
18258 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
18260 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
18261 && !TARGET_COLDFIRE" to choose between moveq and clr.
18262 Likewise in the unnamed movsf pattern.
18263 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
18264 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
18267 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18269 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
18270 of tabbing before backslashes.
18272 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18274 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
18275 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
18276 (ASM_OUTPUT_INTERNAL_LABEL): Define.
18278 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
18280 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
18281 find_interesting_uses_cond.
18282 (find_interesting_uses_cond): Use extract_cond_operands.
18283 (rewrite_use_compare): Use extract_cond_operands and
18284 force_gimple_operand_bsi. Do not call update_stmt.
18285 (determine_use_iv_cost_condition): Use extract_cond_operands.
18286 Return cheaper of using original bound and changing the exit bound.
18288 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
18290 PR tree-optimization/29516
18291 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
18292 most_expensive_mult_to_index, addr_to_parts,
18293 create_mem_ref, maybe_fold_tmr): Make the type of
18294 fields of TARGET_MEM_REF sizetype.
18295 (move_fixed_address_to_symbol, move_pointer_to_base):
18297 * tree.def (TARGET_MEM_REF): Add comment on types of
18300 2007-01-11 Joseph Myers <joseph@codesourcery.com>
18302 * c-common.c (vector_types_convertible_p): Treat opaque types as
18303 always convertible if they have the same size, but not otherwise.
18305 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
18307 * ifcvt.c (struct noce_if_info): Add comments to the fields.
18308 Remove the b_unconditional field.
18309 (noce_try_sign_mask): Do not look at b_unconditional.
18310 (noce_process_if_block): Do not use merge_if_blocks. Update
18311 the CFG here. Do not set b_unconditional.
18312 (cond_move_process_if_block): Likewise.
18313 (find_cond_trap): Likewise.
18314 (check_cond_move_block): Require simple jump insns at the end
18315 of the basic block.
18317 2007-01-11 Jan Hubicka <jh@suse.cz>
18319 PR tree-optimization/1046
18320 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
18321 when alias info is not ready.
18322 (pass_tail_recursion): Do not require aliasing.
18323 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
18324 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
18325 * tree-ssa-copy.c (pass_copy_prop): Likewise.
18326 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
18327 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
18328 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
18329 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
18331 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
18332 When aliasing is not build, mark statement as volatile.
18334 2007-01-11 Tom Tromey <tromey@redhat.com>
18336 PR preprocessor/15185, PR preprocessor/20989:
18337 * doc/cppopts.texi <-MT>: Update description of algorithm for
18338 computing default target.
18339 <-M, -MD>: Reword "basename" text.
18341 2007-01-11 Roger Sayle <roger@eyesopen.com>
18343 * builtins.c (expand_builtin_pow, expand_builtin_powi,
18344 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
18345 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
18346 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
18347 fold_builtin_bswap, real_constp, fold_builtin_pow,
18348 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
18349 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
18350 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
18351 * convert.c (convert_to_pointer): Likewise.
18352 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
18353 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
18354 const_binop, fold_convert_const_int_from_int,
18355 fold_convert_const_int_from_real,
18356 fold_convert_const_real_from_real, sign_bit_p,
18357 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
18358 fold_sign_changed_comparison, fold_unary, fold_comparison,
18359 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
18360 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
18361 * print-tree.c (print_node_brief, print_node): Likewise.
18362 * stor-layout.c (place_field, layout_type): Likewise.
18363 * tree-chrec.c (keep_cast): Likewise.
18364 * tree.c (build_vector, build_real, build_real_from_int_cst,
18365 build_complex): Likewise.
18367 2007-01-11 Roger Sayle <roger@eyesopen.com>
18369 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
18370 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
18372 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
18374 * configure.ac (strict1_warn): Rename to strict_warn.
18375 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
18376 cc_set_by_configure, quoted_cc_set_by_configure,
18377 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
18378 all_boot_languages, all_stagestuff): Remove.
18379 (target_list): Remove bootstrap targets.
18380 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
18381 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
18382 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
18383 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
18384 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
18385 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
18386 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
18387 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
18388 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
18389 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
18390 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
18391 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
18392 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
18393 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
18394 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
18395 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
18396 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
18397 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
18398 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
18399 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
18400 (mostlyclean): Adjust.
18401 (clean, distclean): Don't mention bootstrap stuff.
18402 * configure: Regenerate.
18403 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
18404 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
18405 treelang/config-lang.in (stagestuff): Remove.
18406 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
18407 stageprofile, stagefeedback, stagestuff): Remove mention.
18409 2007-01-11 Nick Clifton <nickc@redhat.com>
18411 * config/mcore/predicates.md (mcore_general_movesrc_operand):
18413 (mcore_general_movdst_operand): Do not accept CONST_INTs.
18414 (mcore_arith_K_S_operand): Run the test for the S constraint not
18415 the test for the M constraint.
18416 (mcore_addsub_operand): Do not accept integer values that are
18417 larger than 32 bits.
18418 * config/mcore/mcore.md: Remove unused constraints from split.
18419 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
18420 (addsi3): Likewise.
18421 (allocate_stack): Likewise.
18422 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
18423 operands to 32 bits.
18424 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
18426 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
18427 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
18428 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
18429 mcore_output_bclri, mcore_output_andn, output_inline_const,
18430 mcore_output_move, mcore_output_movedouble): Likewise.
18431 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
18432 (output_inline_const): Likewise.
18433 (output_inline_const): Fix format strings used in sprintf
18435 * config/mcore/mcore-protos.h: Update prototypes for changed
18436 functions in mcore.c.
18437 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
18438 HOST_WIDE_INT and not int.
18439 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
18440 CONST_OK_FOR_N): Likewise.
18441 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
18442 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
18445 2007-01-10 Jan Hubicka <jh@suse.cz>
18447 * tree-vrp.c (remove_range_assertions): Release defs.
18448 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
18449 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
18451 2007-01-10 Paul Brook <paul@codesourcery.com>
18453 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
18454 * config/arm/arm.md (mulsi3subsi): New insn.
18456 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
18458 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
18459 (tree_transform_and_unroll_loop): New.
18460 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
18463 2007-01-10 Robert Kennedy <jimbob@google.com>
18465 * fold-const.c (fold_comparison): Fold comparisons like (x *
18466 1000 < 0) to (x < 0).
18468 2007-01-10 Ian Lance Taylor <iant@google.com>
18470 * tree-pretty-print.c (dump_generic_node): Print parentheses when
18471 operands have the same priority.
18473 2007-01-10 Tom Tromey <tromey@redhat.com>
18475 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
18476 (fold_binary): Likewise.
18477 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
18478 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
18479 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
18480 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
18481 * langhooks.h (struct lang_hooks): Removed field
18482 'can_use_bit_fields_p'.
18484 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
18486 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
18488 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
18490 * function.c (get_last_funcdef_no): New function.
18491 * function.h (get_last_funcdef_no): Declare.
18492 * tree-inline.c (initialize_cfun): Add initialization.
18493 (tree_function_versioning): Cleanup.
18495 2007-01-10 Jan Hubicka <jh@suse.cz>
18497 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
18500 2007-01-10 Sa Liu <saliu@de.ibm.com>
18501 Ben Elliston <bje@au.ibm.com>
18503 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
18504 for SAVE_NONLOCAL and Pmode for any other save level.
18505 * spu-protos.h (spu_restore_stack_block): Declare.
18506 * spu.md (save_stack_block): Remove.
18507 (restore_stack_block): Call spu_restore_stack_block.
18508 * spu.c (spu_restore_stack_block): New function.
18509 (spu_expand_epilogue): Remove old comment.
18511 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
18513 PR tree-optimization/30322
18514 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
18515 (cand_value_at): Return the value as aff_tree.
18516 (may_eliminate_iv): Convert the bound from aff_tree to tree.
18517 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
18518 aff_combination_mult): New functions.
18519 (aff_combination_add): Use aff_combination_add_cst.
18520 (aff_combination_convert): Allow conversions to a wider type.
18521 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
18522 * tree-affine.h (aff_combination_mult): Declare.
18524 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
18526 * doc/tm.texi: Update documentation to reflect reality of exec
18527 and start file search behaviours. Update copyright year.
18528 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
18529 header file directories.
18531 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
18533 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
18534 (*cosxf2): Rename to cosxf2_i387.
18535 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
18536 using X87MODEF12 mode macro. Rename patterns to
18537 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
18539 (*cosdf2, *cossf2): Ditto.
18540 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
18541 to match extended input operands.
18542 (sincos<mode>3): New expander.
18543 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
18544 insn patterns and corresponding splitters.
18546 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
18548 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
18549 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
18551 2007-01-09 Nicolas Pitre <nico@cam.org>
18554 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
18556 2007-01-08 Geoffrey Keating <geoffk@apple.com>
18558 * target.h (struct gcc_target): New field library_rtti_comdat.
18559 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
18560 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
18561 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
18562 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
18564 2007-01-08 Geoffrey Keating <geoffk@apple.com>
18566 * doc/invoke.texi (Optimize Options): Correct description of -O0.
18568 2007-01-08 Richard Guenther <rguenther@suse.de>
18570 * tree.h (force_fit_type_double): Export.
18571 (force_fit_type): Remove.
18572 * fold-const.c (force_fit_type_double): New function.
18573 (force_fit_type): Remove.
18574 (int_const_binop): Use it.
18575 (fold_convert_const_int_from_int): Likewise.
18576 (fold_convert_const_int_from_real): Likewise.
18577 (fold_div_compare): Likewise.
18578 (fold_sign_changed_comparison): Likewise.
18579 (fold_unary): Likewise.
18580 (fold_negate_const): Likewise.
18581 (fold_abs_const): Likewise.
18582 (fold_not_const): Likewise.
18583 * c-common.c (shorten_compare): Use force_fit_type_double.
18584 * convert.c (convert_to_pointer): Likewise.
18586 2007-01-08 Richard Guenther <rguenther@suse.de>
18588 * tree.h (build_int_cst_wide_type): Export.
18589 * tree.c (build_int_cst_wide_type): New function.
18590 (build_int_cst_wide): Fix comment.
18591 * builtins.c (fold_builtin_object_size): Use build_int_cst
18592 to build -1 or 0 of the correct type. Use fit_double_type
18593 to check for overflow.
18594 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
18596 (decode_field_reference): Likewise.
18597 (all_ones_mask_p): Likewise.
18598 (native_interpret_int): Use build_int_cst_wide_type.
18599 (fold_binary): Use build_int_cst_type to build an all-ones
18601 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
18603 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
18605 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
18607 2007-01-09 Ben Elliston <bje@au.ibm.com>
18609 * genautomata.c (STATS_OPTION): New option.
18610 (stats_flag): New flag.
18611 (gen_automata_option): Handle it.
18612 (initiate_automaton_gen): Ditto.
18613 (write_automata): Output statistics only if stats_flag is
18614 set. Likewise, output time statistics only if time_flag is set.
18615 * doc/md.texi (Processor pipeline description): Document new flag.
18617 2007-01-08 Richard Guenther <rguenther@suse.de>
18619 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
18620 * tree.c (build_int_cst_type): Likewise.
18621 (size_in_bytes): Don't call force_fit_type on the result.
18622 (int_fits_type_p): Use fit_double_type.
18623 * fold-const.c (fit_double_type): New function.
18624 (force_fit_type): Use it.
18625 * tree.h (fit_double_type): Export.
18627 2007-01-08 Jan Hubicka <jh@suse.cz>
18629 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
18630 * ipa.c (function_and_variable_visibility): Fix return type.
18632 2007-01-08 Richard Guenther <rguenther@suse.de>
18634 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
18635 of offset to build the index.
18636 * tree-pretty-print.c (dump_generic_node): Don't build negated
18637 const just for printing.
18638 * c-pretty-print.c (pp_c_integer_constant): Likewise.
18639 * builtins.c (fold_builtin_int_roundingfn): Check if result
18640 fits the type by using force_fit_type and comparing the result.
18641 * predict.c (predict_loops): Use compare_tree_int for comparison.
18642 * tree.c (build_int_cst): Fall back to integer_type_node for
18644 (build_int_cst_wide): Assert type is non-null.
18646 2007-01-08 Roberto Costa <roberto.costa@st.com>
18648 * tree-vrp.c (extract_range_from_cond_expr): New.
18649 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
18650 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
18652 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
18653 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
18654 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
18655 used as expressions.
18656 * tree-object-size.c (cond_expr_object_size): New.
18657 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
18659 2007-01-08 Jan Hubicka <jh@suse.cz>
18661 * tree-ssa-forwprop.c (forward_propagate_into_cond,
18662 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
18665 2007-01-08 Richard Guenther <rguenther@suse.de>
18667 PR tree-optimization/23603
18668 * tree-vrp.c (set_value_range_to_truthvalue): New function.
18669 (extract_range_from_binary): Fall back to truthvalue instead of
18670 varying for TRUTH_*_EXPR.
18671 (extract_range_from_comparison): Fall back to truthvalue instead of
18673 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
18674 if all visited PHI values were constant.
18676 2007-01-08 Jan Hubicka <jh@suse.cz>
18678 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
18679 (cgraph_analyze_function): break out from ...
18680 (cgraph_finalize_compilation_unit): ... here.
18681 (cgraph_expand_function): Remove forgoten commented out line.
18682 (cgraph_optimize): Analyze functions.
18684 2007-01-08 Jan Hubicka <jh@suse.cz>
18686 * tree-pas.h (TODO_remove_function): New flag.
18687 (TODO_update*): Renumber.
18688 (pass_ipa_increase_alignment,
18689 pass_ipa_function_and_variable_visibility): New passes.
18690 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
18691 (cgraph_function_and_variable_visibility): Move to ipa.c
18692 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
18693 cgraph_increase_alignment.
18694 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
18695 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
18696 calling tree-inline.
18697 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
18698 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
18699 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
18700 (gate_increase_alignment): New function.
18701 (pass_ipa_increase_alignment): New pass.
18702 * ipa.c: Inline tree-pass.h and timevar.h
18703 (function_and_variable_visibility): Move here from cgraphunit.c
18704 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
18705 * passes.c (init_optimization_passes): Add the two new passes.
18706 (execute_todo): Handle cgraph_remove_functions.
18708 2007-01-08 Nick Clifton <nickc@redhat.com>
18710 * config/frv/predicates.md (reg_or_0_operand): Accept
18713 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
18715 * config/bfin/rtems.h, config/bfin/t-rtems: New.
18716 * config.gcc: Add bfin*-rtems*.
18718 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
18720 * c.opt: Add -flax-vector-conversions.
18721 * c-typeck.c (convert_for_assignment): Pass flag to
18722 vector_types_convertible_p to allow emission of note.
18723 (digest_init): Likewise.
18724 * c-opts.c: Handle -flax-vector-conversions.
18725 * c-common.c (flag_lax_vector_conversions): New.
18726 (vector_types_convertible_p): Unless -flax-vector conversions
18727 has been passed, disallow conversions between vectors with
18728 differing numbers of subparts and/or element types. If such
18729 a conversion is disallowed, possibly emit a note on the first
18730 occasion only to inform the user of -flax-vector-conversions.
18731 The new last argument specifies this.
18732 * c-common.h (flag_lax_vector_conversions): New.
18733 (vector_types_convertible_p): Add extra argument.
18734 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
18735 char_type_node for V*QI type vectors.
18736 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
18737 Update to satisfy new typechecking rules.
18738 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
18739 C and C++ variants.
18740 * doc/invoke.texi (C Dialect Options): Document
18741 -flax-vector-conversions.
18743 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
18745 PR tree-optimization/29877
18746 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
18747 a register variable on the RHS to not be replaceable.
18749 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
18750 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
18751 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
18752 const_simm15, const_pow2, const_npow2): Added.
18753 * config/score/misc.md (insv, extv, extzv, movmemsi,
18754 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
18755 * config/score/score.c (score_address_cost, score_select_cc_mode):
18757 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
18758 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
18759 Update score_print_operand.
18760 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
18761 Adjust register allocate order and update some macro define.
18762 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
18763 mdx_block_move_straight, mdx_block_move_loop_head,
18764 mdx_block_move_loop_body, mdx_block_move_loop_foot,
18765 mdx_block_move_loop, mdx_block_move): Added.
18766 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
18767 mdp_limm): Updated and fix some bug and typo.
18768 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
18769 (movsf, movdf, doloop_end): Added.
18771 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
18773 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
18774 config/arm/thumb2.md: Fix comment typos.
18775 * doc/extend.texi: Fix a typo.
18777 2007-01-07 Eric Christopher <echristo@apple.com>
18779 * configure.ac: Check for __stack_chk_fail for darwin.
18780 * configure: Regenerate.
18782 2007-01-07 Richard Guenther <rguenther@suse.de>
18784 * tree-vrp.c (extract_range_from_assert): CSE calls to
18785 compare_values where possible.
18786 (extract_range_from_unary_expr): Likewise.
18788 2007-01-07 Anatoly Sokolov <aesok@post.ru>
18790 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
18791 * config/avr/avr.c (call_insn_operand): Delete function.
18792 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
18793 instead of register number. Use predicates.
18794 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
18795 call_insn_operand): Add.
18797 2007-01-06 Jan Hubicka <jh@suse.cz>
18799 * tree-pass.h (pass_build_cgraph_edges): Declare.
18800 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
18801 (visited_nodes): Remove.
18802 (cgraph_create_edges): Move to cgraphbuild.c; rename to
18803 build_cgrpah_edges; make visited_nodes local.
18804 (cgraph_process_new_functions): DO not call initialize_inline_failed.
18805 (record_references_in_initializer): Move to cgraphbuild.c
18806 (initialize_inline_failed, rebuild_cgraph_edges,
18807 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
18808 (verify_cgraph_node): Make visited_nodes local.
18809 (cgraph_analyze_function): Do not call cgraph_create_edges and
18810 initialize_inline_failed.
18811 (cgraph_expand_function): Do not call cgraph_lower_function;
18812 assert that function is already lowered.
18813 * Makefile.in (cgraphbuild.o): New.
18814 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
18815 at the end of lowering passes.
18817 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
18819 * ifcvt.c (cond_move_convert_if_block): New function, code
18820 factored out from...
18821 (cond_move_process_if_block): ...here. Call the new function
18822 on the THEN and ELSE blocks.
18823 (merge_if_block): Do not copy global_live_at_end, merge_blocks
18824 already takes care of this.
18826 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18829 * tree.h (TREE_OVERFLOW_P): New.
18830 * c-typeck.c (parser_build_unary_op): Warn only if result
18831 overflowed and operands did not.
18832 (parser_build_binary_op): Likewise.
18833 (convert_for_assignment): Remove redundant overflow_warning.
18834 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
18836 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18838 * c-typeck.c (store_init_value): Split over two lines to follow
18839 the GNU coding style.
18841 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
18843 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
18844 __GXX_EXPERIMENTAL_CXX0X__.
18845 * doc/cpp.texi: Same.
18847 2007-01-05 Richard Guenther <rguenther@suse.de>
18849 PR middle-end/27826
18850 * tree.c (get_narrower): Do not construct COMPONENT_REFs
18851 with mismatched types. Instead explicitly build a
18852 conversion NOP_EXPR.
18854 2007-01-05 Ian Lance Taylor <iant@google.com>
18856 * c-common.c (decl_with_nonnull_addr_p): New function.
18857 (c_common_truthvalue_conversion): Call it.
18858 * c-typeck.c (build_binary_op): Likewise.
18859 * c-common.h (decl_with_nonnull_addr_p): Declare.
18861 2007-01-05 Jakub Jelinek <jakub@redhat.com>
18864 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
18867 2007-01-05 Joel Brobecker <brobecker@adacore.com>
18869 * doc/install.texi (Final install): Document the fact that
18870 the GNAT runtime should not be stripped.
18872 2007-01-04 Jan Hubicka <jh@suse.cz>
18874 * tree-inline.c (fold_marked_statements): Update operand caches
18875 and EH after folding
18877 2007-01-04 Ian Lance Taylor <iant@google.com>
18879 * c-common.c (check_function_nonnull): Whitespace fix.
18881 2007-01-04 Jan Hubicka <jh@suse.cz>
18883 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
18884 comitted older version of patch.
18885 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
18886 function, celanup cfg and collect garbage.
18888 2007-01-04 Mike Stump <mrs@apple.com>
18890 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
18893 2007-01-04 Eric Christopher <echristo@apple.com>
18895 * libgcc2.c (__bswapsi2): Use SItype.
18896 (__bswapdi2): Use DItype.
18897 * libgcc2.h: Update for above.
18899 2007-01-04 Paul Brook <paul@codesourcery.com>
18901 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
18902 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
18903 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
18904 umulsidi3, umulsidi3adddi, smulsi3_highpart,
18905 umulsi3_highpart): Make conditional on !arm_arch6.
18906 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
18907 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
18908 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
18909 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
18910 umulsi3_highpart_v6): New insns.
18912 2007-01-04 Roger Sayle <roger@eyesopen.com>
18914 * fold-const.c (fold_convert): When casting an expression to void,
18915 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
18916 have a type. Instead of attempting to build a NOP_EXPR, return
18917 these "special" trees directly.
18919 2007-01-04 Joseph Myers <joseph@codesourcery.com>
18921 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
18922 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
18923 rs6000_cost->fp not 0 as adjustment for outer NEG.
18925 2007-01-04 Jan Hubicka <jh@suse.cz>
18927 * cgraph.c (cgraph_release_function_body): New function.
18928 (cgraph_remove_node): Use it.
18929 * cgraph.h (cgraph_release_function_body): Declare.
18930 * cgraphunit.c (cgraph_expand_function): Use it.
18931 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
18932 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
18933 is initialized and while compilation of other function is running.
18934 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
18935 statement CFG annotations from here to ...
18936 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
18938 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
18940 * cfgloop.h (enum li_flags): Make the constants powers of two.
18942 2007-01-04 Jan Hubicka <jh@suse.cz>
18944 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
18946 (fold_marked_statements): New function.
18947 (optimize_inline_calls, tree_function_versioning): Fold new statements.
18948 * tree-inline.h (copy_body_data): Add statements_to_fold.
18950 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
18952 * config.gcc: Mention libgcc/config.host.
18953 * Makefile.in: Update comments mentioning libgcc.
18954 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
18955 (all.cross, start.encap, rest.encap, rest.cross): Update
18956 dependencies for libgcc move.
18957 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
18958 (clean-target, clean-target-libgcc): Delete.
18959 (srcdirify, GCC_EXTRA_PARTS): New macros.
18960 (libgcc-support, libgcc.mvars): New rules.
18961 (distclean): Remove mention of mklibgcc.
18962 (install): Don't reference INSTALL_LIBGCC.
18963 (install-common): Don't reference EXTRA_PARTS.
18964 (install-libgcc, install-multilib): Delete rules.
18965 * mklibgcc.in: Delete file.
18966 * doc/configfiles.texi: Don't mention mklibgcc.
18968 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
18969 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
18970 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
18971 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
18972 (mklibgcc, ldblspecs): Likewise.
18974 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
18975 (posixpre.def): Use $(T).
18976 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
18977 (SHLIB_SRC, SHLIB_INSTALL): Delete.
18978 (SHLIB_LINK): Make dummy.
18979 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
18981 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
18983 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
18984 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
18985 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
18986 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
18988 * configure.ac (all_outputs): Remove mklibgcc.
18989 * configure: Regenerated.
18991 2007-01-03 Josh Conner <jconner@apple.com>
18993 PR middle-end/29683
18994 * calls.c (compute_argument_addresses): Set stack and stack_slot
18995 for partial args, too.
18996 (store_one_arg): Use locate.size.constant for the size when
18997 generating a save_area.
18999 2007-01-03 Robert Kennedy <jimbob@google.com>
19001 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
19002 whose definitions are deleted due to basic block merging.
19004 2007-01-03 Paul Brook <paul@codesourcery.com>
19007 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
19009 (use_return_insn): Return 0 for Thumb interrupt functions.
19010 (print_multi_reg): Add rfe argument for IRQ returns.
19011 (arm_output_epilogue): Pop interrupt return address directly into PC.
19012 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
19014 2007-01-03 Paul Brook <paul@codesourcery.com>
19016 Merge from sourcerygxx-4_1.
19017 * config/arm/thumb2.md: New file.
19018 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
19020 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
19021 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
19022 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
19023 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
19025 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
19026 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
19028 * config/arm/ieee754-sf.S: Ditto.
19029 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
19030 (thumb1_base_register_rtx_p): ... to this.
19031 (thumb_index_register_rtx_p): Rename...
19032 (thumb1_index_register_rtx_p): ... to this.
19033 (thumb_output_function_prologue): Rename...
19034 (thumb1_output_function_prologue): ... to this.
19035 (thumb_legitimate_address_p): Rename...
19036 (thumb1_legitimate_address_p): ... to this.
19037 (thumb_rtx_costs): Rename...
19038 (thumb1_rtx_costs): ... to this.
19039 (thumb_compute_save_reg_mask): Rename...
19040 (thumb1_compute_save_reg_mask): ... to this.
19041 (thumb_final_prescan_insn): Rename...
19042 (thumb1_final_prescan_insn): ... to this.
19043 (thumb_expand_epilogue): Rename...
19044 (thumb1_expand_epilogue): ... to this.
19045 (arm_unwind_emit_stm): Rename...
19046 (arm_unwind_emit_sequence): ... to this.
19047 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
19048 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
19049 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
19050 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
19051 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
19052 thumb2_output_casesi): New functions.
19053 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
19054 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
19055 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
19056 THUMB2_WORK_REGS): Define.
19057 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
19058 arm_condexec_mask, arm_condexec_masklen)): New variables.
19059 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
19060 (arm_override_options): Check new CPU capabilities.
19061 Set new architecture flag variables.
19062 (arm_isr_value): Handle v7m interrupt functions.
19063 (user_return_insn): Return 0 for v7m interrupt functions. Handle
19065 (const_ok_for_arm): Handle Thumb-2 constants.
19066 (arm_gen_constant): Ditto. Use movw when available.
19067 (arm_function_ok_for_sibcall): Return false for v7m interrupt
19069 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
19070 (thumb_find_work_register, arm_load_pic_register,
19071 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
19072 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
19073 print_multi_reg, output_mov_long_double_fpa_from_arm,
19074 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
19075 output_mov_double_fpa_from_arm, output_move_double,
19076 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
19077 output_return_instruction, arm_output_function_prologue,
19078 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
19079 arm_output_mi_thunk, thumb_set_return_address): Ditto.
19080 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
19081 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
19082 (arithmetic_instr, shift_op): Use arm_shift_nmem.
19083 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
19085 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
19086 (thumb_expand_prologue): Use thumb_set_frame_pointer.
19087 (arm_file_start): Output directive for unified syntax.
19088 (arm_unwind_emit_set): Handle stack alignment instruction.
19089 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
19090 Add v6t2, v7, v7a, v7r and v7m.
19091 (RETLDM): Add Thumb-2 code.
19092 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
19093 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
19094 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
19095 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
19096 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
19097 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
19098 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
19099 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
19100 ADJUST_INSN_LENGTH): Define.
19101 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
19102 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
19103 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
19104 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
19105 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
19106 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
19107 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
19108 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
19109 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
19110 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
19111 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
19112 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
19113 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
19114 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
19115 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
19116 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
19117 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
19119 * config/arm/arm-tune.md: Regenerate.
19120 * config/arm/arm-protos.h: Update prototypes.
19121 * config/arm/vfp.md: Enable patterns for Thumb-2.
19122 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
19123 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
19124 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
19125 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
19126 * config/arm/libunwind.S: Add Thumb-2 code.
19127 * config/arm/constraints.md: Update include Thumb-2.
19128 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
19129 * config/arm/ieee754-df.S: Ditto.
19130 * config/arm/bpabi.S: Ditto.
19131 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
19132 * config/arm/predicates.md (low_register_operand,
19133 low_reg_or_int_operand, thumb_16bit_operator): New.
19134 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
19135 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
19136 * config/arm/t-arm-elf: Add armv7 multilib.
19137 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
19139 (UNSPEC_STACK_ALIGN, ce_count): New.
19140 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
19141 arm_zero_extendsidi2, arm_zero_extendqidi2): New
19143 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
19144 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
19145 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
19146 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
19147 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
19148 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
19150 * doc/extend.texi: Document ARMv7-M interrupt functions.
19151 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
19153 2007-01-03 Jakub Jelinek <jakub@redhat.com>
19155 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
19156 (struct _Unwind_Context): Rename args_size to flags, remove
19157 signal_frame field, add a new args_size field and version field.
19158 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
19159 _Unwind_IsExtendedContext): New inline functions.
19160 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
19161 Assume by_value array is only present if _Unwind_IsExtendedContext.
19162 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
19163 _Unwind_IsSignalFrame.
19164 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
19165 (uw_update_context_1): Use _Unwind_SetSignalFrame.
19166 (uw_init_context_1): Initialize context->flags to
19167 EXTENDED_CONTEXT_BIT.
19168 * config/rs6000/linux-unwind.h (frob_update_context): Use
19169 _Unwind_SetSignalFrame.
19171 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
19173 PR middle-end/30353
19174 * gimplify.c (gimplify_modify_expr_complex_part): Move below
19175 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
19178 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
19180 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
19181 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
19182 RET, AT_SP): Remove.
19183 * config/i386/i386.md (*sse_prologue_save_insn): Use return
19186 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19187 * cfgbuild.c (find_basic_blocks): Likewise.
19188 * cfgrtl.c (rtl_create_basic_block): Likewise.
19189 * function.c (temp_slots_at_level): Likewise.
19190 * reg-stack.c (stack_regs_mentioned): Likewise.
19191 * regclass.c (allocate_reg_info): Likewise.
19192 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19193 set_bb_for_stmt, move_block_to_fn): Likewise.
19194 * tree-complex.c (tree_lower_complex): Likewise.
19195 * vec.h (VEC_safe_grow_cleared): New.
19197 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
19199 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
19201 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
19202 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
19204 * cfgloopmanip.c (scale_loop_frequencies): Export.
19205 (loopify): Scale the frequencies by prescribed coefficients.
19206 (set_zero_probability): New function.
19207 (duplicate_loop_to_header_edge): Improve updating of frequencies.
19208 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
19209 and frequencies according to arguments.
19210 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
19212 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
19213 * modulo-sched.c (sms_schedule): Set probabilities for entering
19214 versioned loop correctly.
19215 * tree-vect-transform.c (vect_transform_loop): Ditto.
19216 * cfgloop.h (loopify, loop_version): Declaration changed.
19217 (scale_loop_frequencies): Declared.
19219 2007-01-02 Jan Hubicka <jh@suse.cz>
19221 * cgraph.c: Include tree-flow.h
19222 (cgraph_add_new-function): Handle IPA_SSA mode; execute
19223 early_local_passes.
19224 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
19225 * tree-pass.h (pass_all_early_optimizations): Declare.
19226 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
19227 early_local_passes.
19228 (cgraph_analyze_function): Do early_local_passes.
19229 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
19230 Do not add referenced vars.
19231 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
19233 (gate_all_early_local_passes): New gate.
19234 (pass_early_local_passes): Use new gate.
19235 (execute_early_local_optimizations): New functions.
19236 (gate_all_early_optimizations): New gate.
19237 (pass_all_early_optimizations): New pass.
19238 (execute_free_datastructures): Free SSA only when initialized.
19239 (gate_init_datastructures): Init only when optimizing.
19240 (tree_lowering_passes): Do early local passes when called late.
19241 * tree-profile.c (do_tree_profiling): Don't profile functions added
19243 (do_early_tree_profiling, pass_early_tree_profile): Kill.
19244 * tree-cfg.c (update_modified_stmts): Do not update when operands are
19246 * passes.c (init_optimizations_passes): Reorder so we go into SSA
19247 during early_local_passes.
19248 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
19251 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
19253 * Makefile.in: Update copyright year.
19255 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
19257 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
19258 in $(lang_checks) and check-consistency targets.
19260 2007-01-02 Jan Hubicka <jh@suse.cz>
19262 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
19263 Do not add referenced vars.
19264 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
19266 * passes.c (init_optimization_passes): Put mudflap_2 after
19267 free_datastructures.
19269 2007-01-02 Jan Hubicka <jh@suse.cz>
19271 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
19272 Set NOTHROW flag on call statements proved to be nothrow.
19273 Update statement of local calls so new pure/const functions are
19274 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
19276 (tree_rest_of_compilation): Register hooks and initialize bitmap
19277 early. Do not set after_inlining flag.
19279 2007-01-02 Steve Ellcey <sje@cup.hp.com>
19281 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
19282 HOST_BITS_PER_LONGLONG
19284 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19287 * c-typeck.c (store_init_value): Don't emit pedantic overflow
19288 warning for non-static initializers.
19290 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
19292 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
19293 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
19294 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
19295 Always use set_unique_reg_note to add REG_EQUAL notes.
19297 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19300 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19302 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19303 * cfgbuild.c (find_basic_blocks): Likewise.
19304 * cfgrtl.c (rtl_create_basic_block): Likewise.
19305 * function.c (temp_slots_at_level): Likewise.
19306 * reg-stack.c (stack_regs_mentioned): Likewise.
19307 * regclass.c (allocate_reg_info): Likewise.
19308 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19309 set_bb_for_stmt, move_block_to_fn): Likewise.
19310 * tree-complex.c (tree_lower_complex): Likewise.
19311 * vec.h (VEC_safe_grow_cleared): New.
19313 2007-01-02 Ian Lance Taylor <iant@google.com>
19315 * c-common.c (c_common_truthvalue_conversion): When warning about
19316 using an assignment as a truth value, set TREE_NO_WARNING.
19318 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19321 * c.opt (Wold-style-declaration): New.
19322 * doc/invoke.texi (C-only Warning Options): New.
19323 (Wold-style-declaration): Document it.
19324 (Wextra): Enabled by -Wextra.
19325 * c-opts.c (c_common_post_options): Enabled by -Wextra.
19326 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
19327 -Wold-style-declaration.
19329 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19331 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19332 * cfgbuild.c (find_basic_blocks): Likewise.
19333 * cfgrtl.c (rtl_create_basic_block): Likewise.
19334 * function.c (temp_slots_at_level): Likewise.
19335 * reg-stack.c (stack_regs_mentioned): Likewise.
19336 * regclass.c (allocate_reg_info): Likewise.
19337 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19338 set_bb_for_stmt, move_block_to_fn): Likewise.
19339 * tree-complex.c (tree_lower_complex): Likewise.
19340 * vec.h (VEC_safe_grow_cleared): New.
19342 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
19344 * c-common.c (c_common_nodes_and_builtins): Since variants of
19345 void_type_node get built before it is given a name, we need to
19346 give those variants the name, too.
19347 (complete_array_type): We need to work with the canonical main
19348 type of the array, from which we will build the qualified version.
19349 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
19350 * print-tree.c (print_node): Display canonical type information
19352 * stor-layout.c (layout_type): When we don't know the
19353 alignment of a type for which we're building an array, we end up
19354 guessing wrong, so make the type require structural equality.
19355 * tree.c (make_node_stat): When we build a new type, it is its
19356 own canonical type.
19357 (build_type_attribute_qual_variant): When building an attribute
19358 variant, its canonical type is the non-attribute variant. However,
19359 if the attributes are target-dependent and they differ, we need to
19360 use structural equality checks for this type.
19361 (build_qualified_type): A qualified type is not equivalent to its
19362 unqualified variant; set the canonical type appropriately.
19363 (build_distinct_type_copy): When building a distinct type from
19364 another type, the new type is its own canonical type.
19365 (build_variant_type_copy): When building a new type variant, we
19366 assume that it is equivalent to the original type.
19367 (build_pointer_type_for_mode): When building a pointer type, also
19368 build a canonical type pointer.
19369 (build_reference_type_for_mode): When building a reference type,
19370 also build a canonical type reference.
19371 (build_index_type): When we can't hash an index type (e.g.,
19372 because its maximum value is negative), the index type requires
19373 structural equality tests.
19374 (build_array_type): Build the canonical form of an array type.
19375 (build_function_type): Function types require structural equality,
19376 because they contain default arguments, attributes, etc.
19377 (build_method_type_directly): Ditto for method types.
19378 (build_offset_type): Build the canonical offset type.
19379 (build_complex_type): Build the canonical vector type.
19380 (make_vector_type): Build the canonical vector type.
19381 * tree.h (TYPE_CANONICAL): New.
19382 (TYPE_STRUCTURAL_EQUALITY_P): New.
19383 (SET_TYPE_STRUCTURAL_EQUALITY): New.
19384 (struct tree_type): Added "canonical" field.
19385 * params.h (VERIFY_CANONICAL_TYPES): New.
19386 * doc/c-tree.texi (TYPE_CANONICAL): Document.
19387 (TYPE_STRUCTURAL_EQUALITY_P): Document.
19388 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
19389 * doc/invoke.texi (verify-canonical-types): Document --param
19390 parameter for verifying canonical types.
19392 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19394 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
19395 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
19396 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
19397 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
19399 * config/rs6000/e500.h: New.
19400 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
19401 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
19403 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
19404 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
19405 TARGET_E500_DOUBLE): Remove.
19406 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
19407 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
19408 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
19409 * config/rs6000/rs6000.c (rs6000_override_options): Use
19410 CHECK_E500_OPTIONS.
19412 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19414 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
19415 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
19416 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
19417 rs6000_emit_cmove): Don't check TARGET_E500.
19418 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
19419 sordered): Don't check TARGET_E500.
19421 2007-01-01 Eric Christopher <echristo@apple.com>
19423 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
19424 HARD_REGISTER_NUM_P.
19426 2007-01-01 Roger Sayle <roger@eyesopen.com>
19428 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
19429 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
19430 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
19433 2007-01-01 Mike Stump <mrs@apple.com>
19435 * configure.ac: Remove support for building with Apple's gcc-3.1.
19437 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19439 PR middle-end/30311
19440 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
19441 REG is a hard register. Do not modify REG before calling
19443 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
19444 multiple of the size of YMODE for certain lowpart cases.
19446 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19448 PR middle-end/30253
19449 * gimplify (voidify_wrapper_expr): Update for
19450 GIMPLE_MODIFY_STMT.
19452 2007-01-01 Andreas Schwab <schwab@suse.de>
19455 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
19456 save of BR0 in extra_spill_size instead of spill_size.
19457 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
19459 (ia64_expand_epilogue): Restore BR0 from its new location.
19461 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19463 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
19464 Use a temporary variable if the left hand side is not a gimple
19467 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19469 * gimplify.c (gimplify_return_expr): Make the temporary variable
19470 for the return expression, a gimple register variable.
19472 2007-01-01 Jan Hubicka <jh@suse.cz>
19474 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
19477 2007-01-01 Mike Stump <mrs@apple.com>
19479 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
19481 * config/darwin.c (machopic_select_rtx_section): Use
19482 HAVE_GAS_LITERAL16.
19483 (darwin_mergeable_constant_section): Likewise.
19484 * configure: Regenerate.
19485 * config.in: Regenerate.
19487 2007-01-01 Jan Hubicka <jh@suse.cz>
19488 Andrew Pinski <pinskia@gmail.com>
19490 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
19491 before starting IPA passes.