1 2007-07-16 Paul Brook <paul@codesourcery.com>
5 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
7 2007-07-15 Geoffrey Keating <geoffk@apple.com>
9 * config/rs6000/darwin-fallback.c (interpret_libc): Change
12 2007-07-15 Andrew Haley <aph@redhat.com>
14 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
15 before looking in the context.
17 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
22 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
23 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
24 (pa_output_function_prologue): Use rp_saved and current_function_is_leaf
25 to generate .CALLINFO statement.
26 (hppa_expand_prologue): Set rp_saved.
27 (hppa_expand_epilogue): Use rp_saved.
28 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
29 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
31 2007-07-14 Dirk Mueller <dmueller@suse.de>
33 * omega.c (coalesce): Fix memory leak on early exit.
34 * matrix-reorg.c (check_allocation_function): Likewise.
35 * tree-vect-transform.c (vect_get_new_vect_var): free result
37 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
38 pass pointer to edge vector
39 (partition_hot_cold_basic_blocks): Fix memory leak.
40 * collect2.c (prefix_from_string): Free temporary storage.
41 * reload1.c (fixup_abnormal_edges): Free sbitmap.
43 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
45 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
46 (DO_GLOBAL_DTORS_BODY): Likewise.
48 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
49 Nigel Stephens <nigel@mips.com>
51 * config/mips/mips.c (mips_classify_symbol): Don't return
52 SYMBOL_SMALL_DATA for constant pool addresses if
53 TARGET_EMBEDDED_DATA is true.
55 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
57 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
58 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
59 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
60 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
61 __builtin_ia32_storehps, __builtin_ia32_storelps,
62 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
63 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
64 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
65 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
66 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
67 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
68 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
69 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
70 using def_builtin_const.
72 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
74 PR tree-optimization/32705
75 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
76 (simplify_binary_expression): Use SSA_VAL consistently.
78 2007-07-13 David Edelsohn <edelsohn@gnu.org>
80 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
81 (SPEFSCR_REGNO): Delete definition.
82 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
83 COUNT_REGISTER_REGNUM -> CTR_REGNO.
84 * config/rs6000/rs6000.h: Do not define *_REGNO.
85 LINK_REGISTER_REGNUM -> LR_REGNO.
86 COUNT_REGISTER_REGNUM -> CTR_REGNO.
87 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
88 COUNT_REGISTER_REGNUM -> CTR_REGNO.
89 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
90 R_VRSAVE, R_VSCR. Use them.
91 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
92 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
93 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
94 * config/rs6000/aix.h: Define R_LR. Use it.
96 2007-07-13 Caroline Tice <ctice@apple.com>
98 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
99 flag_var_tracking is explicitly turned off (i.e. when variable
100 tracking is not feasible); otherwise, turn flag_var_tracking on when
101 flag_var_tracking_uninit is on.
102 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
103 note definitions, to allow recording of initialization status in the
105 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
106 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
107 determine if two note locations are equal.
108 (output_loc_list): Don't output list entries whose start & end labels
110 (reg_loc_descriptor): Add parameter for initialization status; pass it
111 to other loc descriptor functions.
112 (one_reg_loc_descriptor): Add parameter for initialization status;
113 check its value and add DW_OP_GNU_uninit to returned loc descr if
115 (multiple_reg_loc_descriptor): Add parameter for initialization
117 pass init status argument to other loc descriptor functions; check
118 value of intialization parameter and add DW_OP_GNU_uninit to returned
119 loc descr if appropriate.
120 (based_loc_descr): Add parameter for initialization status; add new
121 variable for return value; check value of initialization parameter and
122 add DW_OP_GNU_uninit to returned loc descr if appropriate.
123 (concatn_mem_loc_descriptor): Add parameter for initialization status;
124 pass init status argument to other loc descriptor functions; check
125 value of intialization parameter and add DW_OP_GNU_uninit to returned
126 loc descr if appropriate.
127 (mem_loc_descriptor): Likewise.
128 (concat_loc_descriptor): Likewise.
129 (concatn_loc_descriptor): Likewise.
130 (loc_descriptor): Add parameter for initialization status; pass it as
131 argument to other loc descriptor function calls.
132 (loc_descriptor_from_tree_1): Add appropriate initialization status
133 to loc descriptor function calls.
134 (add_location_or_const_value_attribute): Get initialization status
135 from VAR_LOCATION note; add initialization status to loc descriptor
137 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
138 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
139 status is uninitialized, add "[uninint]" to output.
140 * common.opt (fvar-tracking-uninit): New option, similar to
141 fvar-tracking, to turn on tracking of uninitialized variables; creates
142 a new global flag, flag_var_tracking_uninit.
143 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
144 (enum var_init_status): New type, for var initialization status field.
145 * var-tracking.c (struct location_chain_def): Two new fields, init,
146 for initialization status, and set_src for the assignment value expr.
147 (unshare_variable): New parameter for initialization status;
148 initialize new init and set_src fields.
149 (var_reg_set): New parameters for initialization status and value;
150 pass them to set_variable_part.
151 (var_mem_set): Likewise.
152 (get_init_value): New function.
153 (var_reg_delete_and_set): New initialization status & value
154 parameters; add call to get_init_value if status is unknown; pass new
155 parameters to clobber_variable_part and var_reg_set.
156 (var_mem_delete_and_set): Likewise.
157 (var_reg_delete): Pass null set_src value to clobber_variable_part.
158 (var_mem_delete): Likewise.
159 (variable_union): Pass status to unshare_variable; initialize new init
160 and set_src fields. If flag_var_tracking_uninit is not set, force
161 status to initialized.
162 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
163 used later to get the set_src value.
164 (find_src_status): New function.
165 (find_src_set_src): New function.
166 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
167 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
168 MO_SET, get set_src value and pass it to var_reg_delete_and_set
169 and var_mem_delete_and_set.
170 (dump_variable): Print out "[uninit]" if appropriate.
171 (set_variable_part): Add new initialization and set_src parameters;
172 pass status to unshare_variable; set node->init and node- >set_src
173 fields and modify slot in hash table appropriately; save the init and
174 set_src values if appropriate and assign to the new node.
175 (clobber_variable_part): New set_src parameter; if two nodes have
176 same variable and same location but different set_src (assignment)
177 values, clobber old node.
178 (delete_variable_part): Pass init status to unshare_variable.
179 (emit_note_insn_var_location): Add initialized var; assign var's init
180 status to new 'initialized'; pass new init status field to calls to
181 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
182 status to initialized.
183 (emit_notes_in_bb): Pass initialization status to calls to
184 var_reg_set, var_mem_set, var_reg_delete_and_set and
185 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
186 var_reg_delete_and_set and var_mem_delete_and_set; call
187 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
188 make up for change in add_stores.
189 (vt_add_function_parameters): Add status to calls to
191 * config/darwin.c (darwin_override_options): Turn on uninitialized
192 tracking automatically, if var_tracking is on and the system is
195 2007-07-13 Sa Liu <saliu@de.ibm.com>
197 * config.gcc: Add options for arch and tune on SPU.
198 * config/spu/predicates.md: Add constant operands 0 and 1.
199 * config/spu/spu-builtins.def: Add builtins for double precision
200 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
201 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
203 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
205 * config/spu/spu-protos.h: Add new function prototypes.
206 * config/spu/spu.c (spu_override_options): Check options -march and
208 (spu_comp_icode): Add comparison code for DFmode and vector mode.
209 (spu_emit_branch_or_set): Use the new code for DFmode and vector
211 (spu_const_from_int): New. Create a vector constant from 4 ints.
212 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
213 (spu_emit_vector_compare): New. Emit vector compare.
214 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
215 * config/spu/spu.h: Add options -march and -mtune. Define processor
216 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
217 CANONICALIZE_COMPARISON.
218 * config/spu/spu.md: Add new insns for double precision compare
219 and double precision vector compare. Add vcond and smax/smin patterns
220 to enable DFmode vector conditional expression.
221 * config/spu/spu.opt: Add options -march and -mtune.
222 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
223 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
224 both CELL and CELLEDP targets: spu_testsv.
225 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
228 2007-07-13 Richard Guenther <rguenther@suse.de>
230 PR tree-optimization/32721
231 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
232 TREE_THIS_VOLATILE on the folded reference.
233 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
234 if the array reference has TREE_THIS_VOLATILE set.
236 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
239 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
241 2007-07-13 Andreas Schwab <schwab@suse.de>
243 * gengtype-lex.l: Allow declarations to be indented.
245 2007-07-12 Geoffrey Keating <geoffk@apple.com>
247 * ginclude/tgmath.h: New.
248 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
249 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
250 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
251 * configure: Regenerate.
253 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
255 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
256 correct index when setting register save state for xd
259 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
261 * config/sh/sh.c (mark_use): Remove.
263 2007-07-12 Paul Brook <paul@codesourcery.com>
265 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
266 reg does not overlap return value.
268 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
270 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
271 (set_expression_vuses): Ditto.
272 (init_pre): Initialize expression_vuses.
274 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
276 * config/i386/sse.md (storentdf, storentsf): New.
278 2007-07-12 Geoffrey Keating <geoffk@apple.com>
280 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
282 * tree.c (build_decl_stat): Move code from here...
283 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
284 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
285 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
286 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
287 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
290 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
291 Devang Patel <dpatel@apple.com>
293 PR tree-optimization/25413
294 * targhooks.c (default_builtin_vector_alignment_reachable): New.
295 * targhooks.h (default_builtin_vector_alignment_reachable): New.
296 * tree.h (contains_packed_reference): New.
297 * expr.c (contains_packed_reference): New.
298 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
299 (vect_enhance_data_refs_alignment): Call
300 vector_alignment_reachable_p.
301 * target.h (vector_alignment_reachable): New builtin.
302 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
303 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
304 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
306 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
308 * target.h (builtin_vectorization_cost): Add new target builtin.
309 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
310 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
311 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
312 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
313 uninitialized variables.
314 * tree-vect-transform.c (cost_for_stmt): New function.
315 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
316 using cost 1 for all scalar stmts. Be less conservative when
317 estimating the number of prologue/epulogue iterations. Call
318 targetm.vectorize.builtin_vectorization_cost. Return
319 min_profitable_iters-1.
320 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
321 initialization cost instead of TARG_VEC_STMT_COST. Use
322 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
323 epilogue code. Fix epilogue cost computation.
324 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
325 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
326 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
327 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
328 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
329 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
331 2007-07-12 Richard Guenther <rguenther@suse.de>
333 * gimplify.c (gimplify_conversion): Make sure that the result
334 from maybe_fold_offset_to_reference is trivially convertible
335 to the desired type before doing the simplification.
336 (gimplify_expr): Likewise.
337 * fold-const.c (fold_binary): Use the correct types for
338 building the simplified expression.
340 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
342 PR rtl-optimization/32729
343 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
344 that fallthru to exit.
346 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
348 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
349 (symDTPOFF2reg): Likewise.
351 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
353 PR tree-optimization/32663
355 * tree.h (VALUE_HANDLE_VUSES): Remove.
356 (struct tree_value_handle): Remove vuses.
358 * tree-vn.c (create_value_handle_for_expr): Don't set
361 * tree-ssa-pre.c (expression_vuses): New.
362 (alloc_expression_id): Set up expression_vuses.
363 (get_expression_vuses): New.
364 (set_expression_vuses): Ditto.
365 (clear_expression_ids): Modify for expression_vuses.
366 (phi_translate_1): Ditto.
367 (phi_translate_set): Ditto.
368 (value_dies_in_block_x): Ditto
369 (valid_in_sets): Ditto.
370 (add_to_sets): Ditto.
371 (find_existing_value_expr): Ditto.
372 (create_value_handle_for_expr): Ditto.
373 (make_values_for_stmt): Ditto.
374 (vuse_equiv): Remove.
376 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
378 * Makefile.in (mostlyclean): Remove object files.
380 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
382 * toplev.c (no_new_pseudos): Deleted.
383 * rtl.h (no_new_pseudos): Deleted.
384 * tree-pass.h (pass_no_new_pseudos): Deleted.
385 * passes.c (pass_no_new_pseudos): Deleted.
386 * final.c (rest_of_clean_state): Removed no_new_pseudos.
387 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
388 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
390 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
391 * rtlhooks.c (gen_lowpart_general): Ditto.
392 * optabs.c (prepare_operand): Ditto.
393 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
395 * modulo-sched.c (rest_of_handle_sms): Ditto.
396 * see.c (rest_of_handle_see): Ditto.
397 * ifcvt.c (if_convert): Ditto.
398 (gate_handle_if_after_combine): Replaced no_new_pseudos with
400 * init-regs.c (gate_initialize_regs): Deleted set of
402 * lower-subreg.c (decompose_multiword_subregs): Ditto.
403 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
404 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
406 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
409 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
410 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
411 (*vec_extractv2di_1_rex64): New insn pattern.
413 2007-07-11 David Daney <ddaney@avtrex.com>
415 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
416 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
417 for SIGNAL_UNWIND_RETURN_COLUMN.
418 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
419 (DWARF_FRAME_REGNUM): Rewrite.
420 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
422 2007-07-11 Nick Clifton <nickc@redhat.com>
424 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
425 delta and use gen_int_mode in place of GET_INT instead.
427 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
429 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
432 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
434 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
435 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
437 * params.h (VERIFY_CANONICAL_TYPES): Remove.
438 (USE_CANONICAL_TYPES): New.
439 * doc/invoke.texi (verify-canonical-types): Remove.
440 (use-canonical-types): Add.
442 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
444 * config/spu/spu.c (spu_optimization_options): Remove setting of
445 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
446 (spu_override_options): Move it here.
448 2007-07-11 Richard Sandiford <richard@codesourcery.com>
450 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
451 * config/mips/mips.c (mips_cpu_info_table): Mention
452 MIPS_ISA_LEVEL_SPEC in the comment.
454 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
456 PR tree-optimization/32713
457 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
459 2007-07-11 Paolo Carlini <pcarlini@suse.de>
462 * c-opts.c (c_common_post_options): Do not change flag_complex_method
463 conditional to flag_isoc99.
464 (c_common_init_options): Do it here, unconditionally.
466 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
468 PR tree-optimization/32589
469 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
470 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
471 * tree-ssa-propagate.c (valid_gimple_expression_p): New
472 predicate, extracted from...
473 (set_rhs): ...here. Call it for the expression on entry.
474 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
475 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
476 (simplify_binary_expression): Use valid_gimple_expression_p
477 to validate the simplification.
478 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
480 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
482 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
483 DWARF2_DEBUG on 32 bit target too.
484 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
486 2007-07-11 Nick Clifton <nickc@redhat.com>
488 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
489 version for 64-bit hosts.
491 2007-07-10 David Daney <ddaney@avtrex.com>
493 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
495 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
497 * config/mips/mips.c (mips_expand_synci_loop): New function.
498 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
499 (UNSPEC_RDHWR): Same.
500 (UNSPEC_SYNCI): Same.
502 (clear_cache): New expand.
506 (clear_hazard): Same.
507 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
509 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
510 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
512 2007-07-10 Ian Lance Taylor <iant@google.com>
514 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
517 2007-07-10 David Daney <ddaney@avtrex.com>
519 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
520 * builtins.c (expand_builtin___clear_cache): New function.
521 (expand_builtin): Call expand_builtin___clear_cache for
522 BUILT_IN_CLEAR_CACHE case.
523 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
524 * doc/md.texi (clear_cache): Document new instruction pattern.
525 * testsuite/gcc.dg/builtins-64.c: New test.
527 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
529 * config/cris/cris.md ("movsi"): Fix typo in last change.
531 2007-07-09 Geoffrey Keating <geoffk@apple.com>
534 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
536 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
537 * varasm.c (assemble_start_function): Honor DECL_ALIGN
538 for FUNCTION_DECLs. Don't use align_functions_log if
540 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
541 even for FUNCTION_DECLs.
542 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
544 * tree.h (DECL_ALIGN): Update for new location of 'align'.
545 (DECL_FUNCTION_CODE): Update for new location and name of
547 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
548 (struct tree_decl_common): Move 'align' and 'off_align' out
549 of union, ensure they're still on a 32-bit boundary. Remove
550 other fields in union 'u1'.
551 (struct tree_function_decl): Add field 'function_code' replacing
552 'u1.f' in tree_decl_common.
553 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
554 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
555 (Variable Attributes): Cross-reference 'aligned' attribute
556 to Function Attributes.
557 * flags.h (force_align_functions_log): Delete.
558 * toplev.c (force_align_functions_log): Delete.
560 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
563 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
564 (*vec_concatv2di_rex): New insn pattern.
566 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
569 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
571 2007-07-10 Ian Lance Taylor <iant@google.com>
573 Replace no_new_pseudos in backends.
574 * rtl.h (can_create_pseudo_p): Define.
575 * config/darwin.c (machopic_indirect_data_reference): Use
576 can_create_pseudo_p () instead of no_new_pseudos.
577 (machopic_indirect_data_reference): Likewise.
578 (machopic_legitimize_pic_address): Likewise.
579 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
580 (alpha_emit_set_const_1): Likewise.
581 (alpha_emit_set_const): Likewise.
582 (alpha_emit_conditional_move): Likewise.
583 (alpha_split_conditional_move): Likewise.
584 * config/alpha/alpha.md (various splitters): Likewise.
586 * config/arm/arm.c (legitimize_pic_address): Likewise.
587 (arm_load_pic_register): Likewise.
588 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
589 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
590 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
591 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
592 * config/cris/cris.md (movsi): Likewise.
593 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
594 (symGOTOFF2reg_hilo): Likewise.
595 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
596 * config/h8300/h8300.md (insv, extzv): Likewise.
597 * config/i386/i386.c (ix86_expand_move): Likewise.
598 (ix86_expand_vector_move): Likewise.
599 (ix86_prepare_fp_compare_args): Likewise.
600 (ix86_expand_carry_flag_compare): Likewise.
601 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
602 (tls_dynamic_gnu2_combine_32): Likewise.
603 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
604 * config/ia64/ia64.c (ia64_expand_move): Likewise.
605 (ia64_expand_movxf_movrf): Likewise.
606 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
607 (m32c_split_move): Likewise.
608 (m32c_expand_insv): Likewise.
609 * config/m68k/m68k.md (movsi): Likewise.
610 * config/mips/mips.c (mips_force_temporary): Likewise.
611 (mips_split_symbol): Likewise.
612 (mips_move_integer): Likewise.
613 (mips_legitimize_const_move): Likewise.
614 * config/mn10300/mn10300.md (movsi): Likewise.
615 * config/pa/pa.c (emit_move_sequence): Likewise.
616 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
617 (rs6000_got_register): Likewise.
618 (create_TOC_reference): Likewise.
619 (rs6000_machopic_legitimize_pic_address): Likewise.
620 * config/rs6000/rs6000.md (add<mode>3): Likewise.
621 (various splitters): Likewise.
622 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
623 (movsi_got): Likewise.
624 * config/s390/s390.c (emit_symbolic_move): Likewise.
625 * config/s390/s390.md (movhi, movqi): Likewise.
626 (load_multiple, store_multiple): Likewise.
627 * config/score/score.c (score_force_temporary): Likewise.
628 * config/sh/sh.c (prepare_move_operands): Likewise.
629 (prepare_cbranch_operands): Likewise.
630 (emit_fpu_switch): Likewise.
631 (fpscr_set_from_mem): Likewise.
632 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
633 (adddi3, subsi3): Likewise.
634 (various splitters): Likewise.
635 (divsi_inv_fp_combine): Likewise.
636 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
637 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
639 * config/sh/predicates.md (xor_operand): Likewise.
640 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
641 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
642 (movdi_pic_label_ref): Likewise.
643 * config/spu/spu.c (spu_split_immediate): Likewise.
644 * config/alpha/alpha.md (various splitters): Remove test
645 !no_new_pseudos || reload_completed.
646 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
648 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
649 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
650 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
651 * config/score/score.c (th_output_mi_thunk): Likewise.
652 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
653 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
655 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
657 PR rtl-optimization/32664
658 * mode-switching.c (create_pre_exit): Skip barrier insns.
660 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
662 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
663 force_gimple_operand_bsi.
664 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
665 rewrite_use_compare): Ditto.
666 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
668 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
669 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
670 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
671 * tree-profile.c (prepare_instrumented_value,
672 tree_gen_interval_profiler, tree_gen_pow2_profiler,
673 tree_gen_one_value_profiler, tree_gen_ic_profiler,
674 tree_gen_ic_func_profiler, tree_gen_average_profiler,
675 tree_gen_ior_profiler): Ditto.
676 * tree-ssa-reassoc.c (negate_value): Ditto.
677 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
678 Use force_gimple_operand_bsi.
679 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
680 * tree-if-conv.c (add_to_dst_predicate_list,
681 find_phi_replacement_condition): Ditto.
682 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
683 Call mark_symbols_for_renaming for new statements.
684 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
686 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
688 * cfghooks.c (remove_edge): New function.
689 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
691 * cfghooks.h (remove_edge): Declare.
692 * cfg.c (remove_edge): Renamed to remove_edge_raw.
693 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
695 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
697 * optabs.h: Added declaration for signbit_optab.
698 * optabs.c: (init_optabs): Added initialization for signbit_optab.
699 * genoptinit.c (optabs): Added entry for signbit insns.
700 * builtins.c (expand_builtin_signbit): Added code to use a signbit
702 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
703 * config/s390/s390.md (signbit<mode>2): New expander.
705 2007-07-09 Richard Guenther <rguenther@suse.de>
708 * fold-const.c (fold_plusminus_mult_expr): Move constant
709 arguments second to allow decomposing.
711 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
714 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
716 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
717 Disregard DECL_FROM_INLINE.
719 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
722 * doc/invoke.texi: Add ftree-reassoc flag.
723 * common.opt (ftree-reassoc): New flag.
724 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
725 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
727 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
729 PR tree-optimization/32681
730 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
731 saved in second_edge->aux when first_bb is a loop header.
733 2007-07-09 Jan HUbicka <jh@suse.cz>
735 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
737 2007-07-09 Richard Guenther <rguenther@suse.de>
739 * c-decl.c (start_function): Do not promote return type.
741 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
743 * function.c (do_warn_unused_parameter): Do not warn if
744 TREE_NO_WARNING is set.
746 2007-07-08 Andreas Schwab <schwab@suse.de>
748 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
750 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
753 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
755 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
756 apply to assembly language, too.
757 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
759 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
761 Revert (note the sccvn portions are *not* reverted)
762 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
764 Fix PR tree-optimization/23488
766 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
768 * tree-flow-inline.h (get_value_handle): Ditto.
769 * tree-ssa-pre.c (decl_vh_map): New.
770 (decl_node_pool): New.
771 (can_value_number_operation): Support DECL_P.
772 (can_PRE_operation): Ditto.
773 (create_expression_by_pieces): Ditto.
774 (find_existing_value_expr): Modify to differnetiate between
775 addressing and top level.
776 (create_value_handle_for_expr): Handle DECL's.
777 (poolify_tree): Ditto.
778 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
779 (make_values_for_stmt): Handle DECL's properly.
780 (init_pre): Reorg to not init useless things during FRE.
782 * tree-flow.h: Include pointer-set.h.
783 (decl_vh_map): Declare.
784 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
786 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
788 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
789 the constraint description.
790 * doc/md.texi: Update documentation of AVR constraints.
792 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
794 * auto-inc-dec.c, config/arm/arm.c,
795 config/m32r/constraints.md, config/mips/mips.md,
796 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
797 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
798 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
799 typos. Follow spelling conventions.
800 * doc/invoke.texi, doc/rtl.texi: Fix typos.
802 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
803 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
805 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
806 realloc_vuse): Remove.
807 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
810 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
812 Fix PR tree-optimization/23488
814 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
815 (try_to_simplify): Ditto.
817 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
819 * tree-flow-inline.h (get_value_handle): Ditto.
820 * tree-ssa-pre.c (decl_vh_map): New.
821 (decl_node_pool): New.
822 (can_value_number_operation): Support DECL_P.
823 (can_PRE_operation): Ditto.
824 (create_expression_by_pieces): Ditto.
825 (find_existing_value_expr): Modify to differnetiate between
826 addressing and top level.
827 (create_value_handle_for_expr): Handle DECL's.
828 (poolify_tree): Ditto.
829 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
830 (make_values_for_stmt): Handle DECL's properly.
831 (init_pre): Reorg to not init useless things during FRE.
833 * tree-flow.h: Include pointer-set.h.
834 (decl_vh_map): Declare.
835 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
837 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
839 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
840 apply to assembly language, too.
841 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
843 2007-07-06 Ian Lance Taylor <iant@google.com>
844 Zack Weinberg <zackw@panix.com>
847 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
849 2007-07-06 Richard Sandiford <richard@codesourcery.com>
851 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
852 (prefetch): Likewise if "pref" would be used.
854 2007-07-06 Josh Conner <jconner@apple.com>
858 * calls.c (store_one_arg): Handle arguments which are partially
859 on the stack when detecting argument overlap.
861 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
863 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
864 chosen during find_reloads.
866 2007-07-06 Richard Guenther <rguenther@suse.de>
868 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
869 TYPE_ARG_TYPES for verification of argument types. Use
870 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
871 parameters as variable arguments.
873 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
875 * libgcc2.h (word_type): Type definition removed.
876 (cmp_return_type, shift_count_type): Type definitions added.
877 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
878 replaced with shift_count_type.
879 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
881 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
882 changed from word_type to Wtype.
883 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
884 replaced with shift_count_type.
885 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
887 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
888 and libgcc_shift_count attribute added.
889 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
890 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
891 (TARGET_INITIALIZER): New target hooks added.
892 * targhooks.c (default_libgcc_cmp_return_mode,
893 default_libgcc_shift_count_mode): Default implementations for the new
895 * targhooks.h (default_libgcc_cmp_return_mode,
896 default_libgcc_shift_count_mode): Function prototypes added.
897 * target.h (struct gcc_target): Fields for the new target hooks added.
898 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
900 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
903 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
904 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
906 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
907 s390_libgcc_shift_count_mode): Functions added.
908 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
909 Target hooks defined.
911 2007-07-06 Richard Sandiford <richard@codesourcery.com>
913 * config/mips/mips.c (compute_frame_size): Restore the original
914 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
915 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
916 Document why the difference is needed.
918 2007-07-06 Richard Guenther <rguenther@suse.de>
920 * c-common.c (boolean_increment): Use correctly typed
923 2007-07-06 Richard Sandiford <richard@codesourcery.com>
925 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
926 the topmost argument register is not also included in the save mask.
927 (mips16e_collect_argument_save_p): Take a pointer to the argument
928 register, rather than a pointer to the number of arguments.
929 (mips16e_collect_argument_saves): Only include argument saves
930 that aren't in the register mask.
932 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
934 PR rtl-optimization/32450
935 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
936 to ensure that instructions are not moved into the prologue when
937 profiling is on. Remove unused prologue_end variable.
938 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
939 as a scheduling barrier.
941 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
944 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
945 Disregard DECL_FROM_INLINE.
947 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
949 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
950 IORing with a constant.
952 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
954 PR rtl-optimization/32475
955 * df-scan.c (df_def_record_1): Add a use of the stack pointer
956 for every definition of the stack pointer.
958 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
960 * arm.c (vfp3_const_double_index): Copy signed results of
961 REAL_VALUE_TO_INT into unsigned vars.
963 2007-07-05 Richard Guenther <rguenther@suse.de>
966 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
968 * tree-ssa.c (useless_type_conversion_p): Check canonical
971 2007-07-05 Anatoly Sokolov <aesok@post.ru>
973 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
974 zero_extendhisi2): Change to define_insn_and_split.
975 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
977 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
979 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
980 pass_match_asm_constraints): New.
981 * passes.c (init_optimization_passes): Add new pass.
982 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
983 * function.h (struct function): Add has_asm_statement bit.
984 (current_function_has_asm_statement): New.
985 * tree-pass.h (pass_match_asm_constraints): New.
987 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
989 * config/mips/mips.c (mips_file_start): Avoid declaration
992 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
994 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
996 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
998 * rtl.def (NOTE): Change print format string to print
999 operand 5 as a note insn name.
1001 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
1002 David Ung <davidu@mips.com>
1004 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
1005 * doc/invoke.texi: (MIPS Options): Document them.
1007 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
1008 David Ung <davidu@mips.com>
1010 Add support for SmartMIPS ASE.
1012 * optabs.c (expand_binop_directly): New, broken out from...
1013 (expand_binop): Here. Make it try rotating in the other
1014 direction even when the second operand isn't constant.
1015 * config/mips/mips.md (*lwxs): New.
1016 * config/mips/mips.opt (msmartmips): New.
1017 * config/mips/mips.c (mips_lwxs_address_p): New.
1018 (mips_rtx_costs): Make it recognize scaled indexed addressing.
1019 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
1020 __mips_smartmips when compiling for TARGET_SMARTMIPS.
1021 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
1022 (ISA_HAS_LWXS): New.
1023 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
1024 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
1025 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
1026 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
1027 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
1028 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
1029 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
1031 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
1033 * tree-vectorizer.c (new_loop_vec_info): Initialize
1034 LOOP_VINFO_COST_MODEL_MIN_ITERS.
1035 * tree-vectorizer.h (_loop_vec_info): Added new filed
1036 min_profitable_iters.
1037 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
1038 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
1039 * tree-vect-analyze.c (vect_analyze_operations): Set
1040 LOOP_VINFO_COST_MODEL_MIN_ITERS.
1041 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
1042 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
1043 Fix calculation of peel_iters_prologue. Move consideration of epilogue
1044 and prologue cost to after they are computed.
1045 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
1047 (vect_model_simple_cost): Takes additional argument dt. Consider cost
1048 of creating vectors from scalars according to dt.
1049 (vect_model_store_cost): Likewise.
1050 (vectorizable_call): Use dt array instead of scalar dt. Call
1051 vect_model_simple_cost with additional argument dt.
1052 (vectorizable_assignment): Likewise.
1053 (vectorizable_operation): Likewise.
1054 (vectorizable_type_demotion): Likewise.
1055 (vectorizable_type_promotion): Likewise.
1056 (vectorizable_store): Use dt array instead of scalar dt. Call
1057 vect_model_store_cost with additional argument dt.
1058 (vect_do_peeling_for_loop_bound): Don't call
1059 vect_estimate_min_profitable_iters. Instead, lookup
1060 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
1061 "may not be profitable".
1063 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
1066 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
1067 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
1068 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
1069 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
1071 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
1073 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
1074 addressing modes cheaper.
1076 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
1078 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
1079 (dw_ranges_struct): Rename block_num to num. Adjust.
1080 (dw_ranges_by_label_struct): New.
1081 (ranges_by_label, ranges_by_label_allocated,
1082 ranges_by_label_in_use): New variables.
1083 (add_ranges_num): Factored most of the code out of...
1084 (add_ranges): ... this one. Rewrite in terms of the former.
1085 (add_ranges_by_labels): New.
1086 (output_ranges): Output by-label ranges.
1087 (dwarf2out_finish): Output range for multiple-section
1088 compile_unit. Output standard DW_AT_low_pc in addition to
1089 unexpected DW_AT_entry_pc.
1091 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
1093 PR tree-optimization/32604
1094 PR tree-optimization/32606
1096 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
1097 (compute_antic_safe): Removed.
1098 (ANTIC_SAFE_LOADS): Ditto.
1099 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
1100 (execute_pre): Don't call compute_antic_safe.
1101 (vuse_equiv): New function.
1102 (make_values_for_stmt): Use it
1103 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
1106 2007-07-04 Anatoly Sokolov <aesok@post.ru>
1109 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
1111 (avr_attribute_table): Make "naked" attribute apply to function types
1112 rather than to decls.
1113 (avr_handle_fntype_attribute): New function.
1115 2007-07-04 Joseph Myers <joseph@codesourcery.com>
1117 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
1120 2007-07-04 David Ung <davidu@mips.com>
1121 Joseph Myers <joseph@codesourcery.com>
1123 * config/mips/mips.md (type): Add logical, signext and move.
1124 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
1125 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
1126 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
1127 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
1128 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
1129 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
1130 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
1131 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
1132 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
1133 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
1134 movv2sf_hardfloat_64bit): Use the new types.
1135 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
1136 *movdf_softfloat, *movdf_mips16): Use "multi".
1137 (extendqihi2): Replace with a define_expand.
1138 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
1139 Based on extend<SHORT:mode><GPR:mode>2 patterns.
1140 * config/mips/74k.md (r74k_int_logical): New reservation and
1142 (r74k_int_arith): Remove "slt".
1143 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
1144 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
1145 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
1146 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
1147 reservations for "arith".
1149 2007-07-04 Richard Guenther <rguenther@suse.de>
1151 * tree-ssa.c (useless_type_conversion_p): Add handling for
1152 scalar float and vector types. Only call the types_compatible_p
1153 langhook for aggregate types as last resort. Follow the
1156 2007-07-04 Richard Guenther <rguenther@suse.de>
1158 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
1159 the same as NOP_EXPR.
1161 2007-07-04 Nick Clifton <nickc@redhat.com>
1163 * target.h (struct gcc_target): Add target_help field.
1164 * target-def.h (TARGET_HELP): New.
1165 (TARGET_INITIALIZER): Use TARGET_HELP.
1166 * opts.c (command_handle_option): Invoke target_help function, if
1167 defined, when the user has specified --target-help on the command
1169 * doc/invoke.texi: Mention that --target-help might print
1170 additional information.
1171 * doc/tm.texi: Document TARGET_HELP hook.
1173 * arm.c (TARGET_HELP): Override default definition.
1174 (arm_target_help): New - display a wrapped list of cores and
1175 architectures supported.
1177 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
1179 * config/gcc/v850/v850.c (expand_prologue): Make sure
1180 GEN_INT() argument is sign extended rather than zero extended.
1181 (expand_epilogue): Likewise.
1182 (output_move_double): Delete.
1183 * config/gcc/v850/v850-protos.h (output_move_double): Delete.
1184 * config/gcc/v850/v850.md (movdi): Delete.
1185 (*movdi_internal): Delete.
1187 (*movdf_internal): Delete.
1189 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1191 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
1192 unless compiling RTP PIC.
1194 2007-07-04 Richard Guenther <rguenther@suse.de>
1196 PR tree-optimization/32482
1197 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
1198 original ssa name if we didn't find a shift expression.
1199 Fix shift constant for bit zero test.
1201 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1203 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
1205 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1207 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
1208 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
1209 * config/arm/vxworks.h (ASM_SPEC): Delete.
1210 (SUBTARGET_EXTRA_ASM_SPEC): Define.
1212 2007-07-04 Sebastian Pop <sebpop@gmail.com>
1214 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
1215 (DDR_REVERSED_P): New.
1216 * tree-data-ref.c (initialize_data_dependence_relation,
1217 build_classic_dist_vector): Set DDR_REVERSED_P.
1219 2007-07-04 Sebastian Pop <sebpop@gmail.com>
1222 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
1223 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
1224 init_omega_for_ddr_1): Use non conservative number of iterations
1226 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
1227 (analyze_siv_subscript): Remove FIXME and reinitialization of
1228 last_conflicts to chrec_dont_know.
1229 * testsuite/gfortran.dg/vect/pr32457.f90: New.
1231 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
1233 * tree.c (maybe_canonicalize_argtypes): Improve description.
1235 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
1237 * tree.c (maybe_canonicalize_argtypes): New.
1238 (build_function_type): Set canonical type.
1239 (build_method_type_directly): Ditto.
1240 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
1243 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1245 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
1247 (rewrite_use_nonlinear_expr): Likewise.
1249 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
1251 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
1253 2007-07-04 Ben Elliston <bje@au.ibm.com>
1255 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
1258 * c-objc-common.c (c_types_compatible_p): Fix indentation.
1260 * doc/tm.texi (Run-time Target): Capitalise "CPU".
1261 (Exception Handling): Likewise.
1263 2007-07-03 Jan Hubicka <jh@suse.cz>
1265 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
1267 2007-07-03 Eric Christopher <echristo@apple.com>
1269 * doc/cppopts.texi: Add conflicting option note to -dM.
1270 * doc/invoke.texi: Add note about possible conflicts with
1271 -E for -dCHARS and note that -dM will not produce
1272 any results if there is no machine dependent reorg.
1274 2007-07-03 Geoffrey Keating <geoffk@apple.com>
1276 * tree.h (DECL_ALIGN): Back out previous change.
1278 2007-07-03 Joseph Myers <joseph@codesourcery.com>
1280 * configure.ac: Test for .dtprelword support on MIPS.
1281 * configure, config.in: Regenerate.
1282 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
1283 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
1285 2007-07-03 Julian Brown <julian@codesourcery.com>
1287 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
1288 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
1289 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
1290 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
1292 (all_fpus): Add FPUTYPE_VFP3.
1293 (fp_model_for_fpu): Add VFPv3 field.
1294 (arm_rtx_costs_1): Give cost to VFPv3 constants.
1295 (vfp3_const_double_index): New function. Return integer index of
1296 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
1298 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
1299 and argument represents a valid RTX for a VFPv3 constant.
1300 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
1302 (vfp_emit_fstmd): Similar, for fstmd.
1303 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
1304 constants, represented as integer indices.
1305 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
1306 VFP_REGNO_OK_FOR_DOUBLE macros.
1307 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
1308 (arm_file_start): Set float-abi attribute for VFPv3, and output
1309 correct ".fpu" assembler directive.
1310 (arm_dbx_register_numbering): Add FIXME.
1311 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
1312 (fputype): Add FPUTYPE_VFP3.
1313 (FIXED_REGISTERS): Add 32 registers for D16-D31.
1314 (CALL_USED_REGISTERS): Likewise.
1315 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
1316 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
1317 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
1318 (D7_VFP_REGNUM): New.
1319 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
1320 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
1321 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
1322 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
1323 (REG_ALLOC_ORDER): Adjust for VFPv3.
1324 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
1325 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
1326 VFP_LO_REGS, VFP_HI_REGS.
1327 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
1328 (IS_VFP_CLASS): Define macro.
1329 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
1331 (REGISTER_MOVE_COST): Likewise.
1332 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
1333 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
1334 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
1335 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
1336 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
1337 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
1338 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
1339 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
1340 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
1341 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
1342 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
1343 where appropriate for single-word registers.
1344 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
1345 As above. Fix type attributes.
1346 * config/arm/constraints.md (register_contraint "t"): Define.
1347 (register_constraint "w"): Change to D0-D15, or D0-D31 for
1349 (register_constraint "x"): Define.
1350 (constraint "Dv"): Define.
1352 2007-07-03 Geoffrey Keating <geoffk@apple.com>
1354 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
1356 2007-07-03 Tom Tromey <tromey@redhat.com>
1358 * c-parser.c (objc_pq_context): Removed.
1359 (objc_need_raw_identifier): Likewise.
1360 (c_parser) <objc_pq_context>: New field.
1361 <objc_need_raw_identifier>: Likewise.
1362 (OBJC_NEED_RAW_IDENTIFIER): Removed.
1363 (c_lex_one_token): Update.
1364 (c_parser_objc_protocol_definition): Update.
1365 (c_parser_objc_method_definition): Update.
1366 (c_parser_objc_methodproto): Update.
1367 (c_parser_declspecs): Update.
1369 2007-07-03 David Ung <davidu@mips.com>
1371 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
1373 2007-07-03 David Ung <davidu@mips.com>
1374 Richard Sandiford <richard@codesourcery.com>
1376 * doc/invoke.texi: Document -march=74kf3_2.
1377 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
1378 (TUNE_74K): Check for it.
1379 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
1380 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
1381 * config/mips/mips.md (cpu): Add 74kf3_2.
1382 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
1383 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
1384 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
1385 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
1386 74kf3_2 to the CPU list.
1387 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
1388 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
1389 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
1390 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
1391 (r74kf3_2_fxfer_from_c1): New insn reservations.
1393 2007-07-03 Richard Sandiford <richard@codesourcery.com>
1394 David Ung <davidu@mips.com>
1396 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
1397 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
1398 and 74k[fx]. Document aliases for the new options.
1399 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
1400 (PROCESSOR_24KF2_1): ...this.
1401 (PROCESSOR_24KX): Rename to...
1402 (PROCESSOR_24KF1_1): ...this.
1403 (PROCESSOR_74KF): Rename to...
1404 (PROCESSOR_74KF2_1): ...this.
1405 (PROCESSOR_74KX): Rename to...
1406 (PROCESSOR_74KF1_1): ...this.
1407 (TUNE_74K): Update PROCESSOR_* names.
1408 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
1409 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
1410 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
1411 (mips_rtx_cost_data): Update processor names in comments.
1412 (mips_issue_rate): Update PROCESSOR_* names.
1413 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
1414 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
1415 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
1416 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
1417 Update cpu attribute names.
1418 (r24k_fpu_iss): Rename this reservation to...
1419 (r24kf2_1_fpu_iss): ...this and update all uses.
1420 (r24kx_fpu_iss): Rename this reservation to...
1421 (r24kf1_1_fpu_iss): ...this and update all uses.
1422 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
1423 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
1424 Update cpu attribute names.
1426 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
1428 * config/m32r/constraints.md: New file.
1429 * config/m32r/m32r.c: Include tm-constrs.h.
1430 (small_data_operand): Use satisfies_constraint_* instead of macro.
1431 (addr24_operand, gen_compare): Likewise.
1432 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
1433 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
1434 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
1435 EXTRA_CONSTRAINT): Likewise.
1436 * config/m32r/m32r.md: Include constraints.md.
1437 (*movsi_insn): Use satisfies_constraint_* instead of macro.
1438 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
1439 * config/m32r/predicates.md (conditional_move_operand): Likewise.
1440 (two_insn_const_operand, int8_operand, uint16_operand,
1441 reg_or_int16_operand, reg_or_uint16_operand,
1442 reg_or_cmp_int16_operand, cmp_int16_operand,
1443 seth_add3_operand): Likewise.
1445 2007-07-03 Eric Christopher <echristo@gmail.com>
1447 * libgcc2.h: Conditionally declare __bswapsi2 and
1450 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
1452 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
1455 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1458 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
1459 (__gthrw_pragma): Provide default definition.
1461 * gthr-posix.c (__gthrw_pragma): Define.
1463 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
1465 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
1466 before declaring inequality.
1468 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
1470 * combine.c (recog_for_combine): Log the success or failure of
1471 matching new insn patterns against the machine description in
1474 2007-07-03 Revital Eres <eres@il.ibm.com>
1476 * ddg.c (print_sccs): New function.
1477 (check_sccs): New function.
1478 (create_ddg_all_sccs): Use it.
1479 * ddg.h (print_sccs): Declare.
1480 * modulo-sched.c (sms_order_nodes): Call print_sccs.
1482 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
1484 * targhooks.h (default_mode_for_suffix): New function declaration.
1485 * targhooks.c (default_mode_for_suffix): New default target hook.
1486 * target.h (struct c): New structure in the targetm struct.
1487 (mode_for_suffix): New target hook as part of struct c.
1488 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
1489 default_mode_for_suffix.
1490 (TARGET_C): New define.
1491 * c-lex.c: Include "target.h".
1492 (interpret_float): Use targetm.c.mode_for_suffix to determine
1493 the mode for a given non-standard suffix.
1494 Makefile.in (c-lex.o): Depend on $(TARGET_H).
1496 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
1497 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
1499 * doc/extend.texi (Floating Types): New node. Document __float80 and
1500 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
1502 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
1505 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
1506 predicate instead of target_operand.
1507 (divsi3_i1_media, divsi3_media_2): Likewise.
1509 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
1511 * tree.h (alias_sets_might_conflict_p): Rename into
1512 alias_sets_must_conflict_p.
1513 * alias.c (alias_sets_might_conflict_p): Likewise.
1514 (alias_sets_conflict_p): Use it.
1515 (objects_must_conflict_p): Likewise.
1516 * c-common.c (strict_aliasing_warning): Adjust.
1518 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
1520 * rtlhooks.c (gen_lowpart_if_possible): Check for
1521 invalid subreg before calling gen_lowpart_SUBREG.
1523 2007-07-02 Geoffrey Keating <geoffk@apple.com>
1525 * config/darwin9.h: Add copyright notice.
1526 (LINK_COMMAND_SPEC): Add comment.
1527 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
1528 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
1529 DARWIN_LIBSYSTEM_HAS_UNWIND.
1531 2007-07-02 Jakub Jelinek <jakub@redhat.com>
1534 * omp-low.c (check_combined_parallel): New function.
1535 (lower_omp_parallel): Call it via walk_stmts, set
1536 OMP_PARALLEL_COMBINED if appropriate.
1537 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
1538 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
1539 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
1540 don't consider it as combined parallel.
1542 2007-07-02 Richard Sandiford <richard@codesourcery.com>
1544 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
1545 (gcc_tooldir): Likewise.
1546 * configure: Regenerate.
1547 * Makefile.in (libsubdir_to_prefix): New variable, based on the
1548 old configure.ac gcc_tooldir setting.
1549 (prefix_to_exec_prefix): New variable.
1550 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
1551 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
1553 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
1555 Fix PR tree-optimization/32583
1556 Fix PR tree-optimization/32584
1557 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
1558 (phi_translate_set): Use phi_translate directly now.
1559 (make_values_for_stmt): Don't value number RHS if we already know
1562 2007-07-02 Steve Ellcey <sje@cup.hp.com>
1563 Jim Wilson <wilson@specifix.com>
1566 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
1569 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
1570 Richard Sandiford <richard@codesourcery.com>
1571 Nigel Stephens <nigel@mips.com>
1573 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
1574 (mips16e_output_save_restore): Declare.
1575 (mips16e_save_restore_pattern_p): Likewise.
1576 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
1577 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
1578 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
1579 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
1580 (BITSET_P): New global macro, extracted from...
1581 (mips_for_each_saved_reg): ...here.
1582 (mips16e_save_restore_info): New struct.
1583 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
1584 (mips16e_save_restore_regs): New variable.
1585 (mips_split_plus, mips16e_find_first_register): New functions.
1586 (mips16e_mask_registers): New function.
1587 (compute_frame_size): Expand the commentary before the function.
1588 Enforce the MIPS16e save and restore register range restrictions.
1589 Pad the general register save area at the low end.
1590 (mips16e_save_restore_reg, mips16e_build_save_restore)
1591 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
1592 (mips16e_output_save_restore, mips16e_collect_propagate_value)
1593 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
1595 (mips_expand_prologue, mips_expand_epilogue): Handle
1596 GENERATE_MIPS16E_SAVE_RESTORE.
1597 * config/mips/mips.md (*mips16e_save_restore): New pattern.
1599 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
1601 PR tree-optimization/31966
1602 PR tree-optimization/32533
1603 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
1604 "basic_block" description as its third argument. Update function
1605 calls to get destination bb from "edge" argument. Save "cond" into
1606 aux field of the edge. Update prototype for changed arguments.
1607 (if_convertible_loop_p): Clear aux field of incoming edges if bb
1609 (find_phi_replacement_condition): Operate on incoming edges, not
1610 on predecessor blocks. If there is a condition saved in the
1611 incoming edge aux field, AND it with incoming bb predicate.
1612 Return source bb of the first edge.
1613 (clean_predicate_lists): Clean aux field of outgoing node edges.
1614 (tree_if_conversion): Do not initialize cond variable. Move
1615 variable declaration into the loop.
1616 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
1617 initializations of new_stmt, arg0 and arg1 variables.
1619 2007-07-02 Jakub Jelinek <jakub@redhat.com>
1621 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
1622 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
1624 2007-07-02 Richard Guenther <rguenther@suse.de>
1626 * tree-ssa.c (useless_type_conversion_p): Document
1627 future intent as defining the middle-end type system.
1628 Re-structure to call langhook last, group by type class,
1629 mark questionable parts.
1631 2007-07-02 Richard Guenther <rguenther@suse.de>
1633 * tree-flow.h (types_compatible_p): Declare.
1634 * tree-ssa.c (types_compatible_p): New function.
1635 * ipa-type-escape.c (discover_unique_type): Use
1636 types_compatible_p instead of lang_hooks.types_compatible_p.
1637 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
1638 * tree-vn.c (expressions_equal_p): Likewise.
1639 * tree.c (fields_compatible_p): Likewise.
1640 * tree-ssa-dom.c (avail_expr_eq): Likewise.
1641 (cprop_operand): Use useless_type_conversion_p instead of
1642 lang_hooks.types_compatible_p.
1643 * tree-inline.c (setup_one_parameter): Likewise.
1644 (declare_return_variable): Likewise.
1645 * tree-nrv.c (tree_nrv): Likewise.
1646 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
1647 (maybe_fold_offset_to_component_ref): Likewise.
1648 (maybe_fold_offset_to_reference): Likewise.
1649 * tree-ssa-copy.c (may_propagate_copy): Likewise.
1650 (merge_alias_info): Likewise.
1651 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
1652 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
1653 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
1654 * tree-tailcall.c (find_tail_calls): Likewise.
1655 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
1656 * gimplify.c (canonicalize_addr_expr): Likewise.
1657 (fold_indirect_ref_rhs): Likewise.
1658 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
1659 (cpt_same_type): Likewise.
1660 (check_pointer_types_r): Swap parameters to cpt_same_type
1662 * fold-const.c (fold_convert): Revert fix for PR15988.
1663 * tree-inline.c (setup_one_parameter): Instead fix it here by
1664 using fold_build1 instead of fold_convert and checking for
1665 error_mark_node. Convert only if the conversion is necessary.
1667 2007-07-02 Joseph Myers <joseph@codesourcery.com>
1669 * configure.ac: Check for .gnu_attribute on Power.
1670 * configure: Regenerate.
1671 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
1672 attribute for floating-point ABI.
1674 2007-07-02 Ira Rosen <irar@il.ibm.com>
1676 PR tree-optimization/32230
1677 PR tree-optimization/32477
1678 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
1679 address is a constant.
1681 2007-07-02 Richard Sandiford <richard@codesourcery.com>
1683 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
1684 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
1685 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
1686 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
1687 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
1688 64-bit targets. Add support for *-elfoabi*.
1689 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
1690 different settings if $(tm_defines) does not select the EABI.
1691 (MULTILIB_EXCLUSIONS): Define in those circumstances.
1692 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
1693 (MIPS_ARCH_OPTION_SPEC): Likewise.
1694 (MIPS_ISA_LEVEL_SPEC): Likewise.
1695 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
1696 * config/mips/elfoabi.h: New file.
1698 2007-07-02 Richard Guenther <rguenther@suse.de>
1700 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
1701 (useless_type_conversion_p): ... this.
1702 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
1703 (useless_type_conversion_p): ... this.
1704 * builtins.c (fold_builtin_memory_op): Rename
1705 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
1706 * tree-cfg.c (verify_expr): Likewise.
1707 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
1708 * tree-ssa-ccp.c (ccp_fold): Likewise.
1709 * tree-ssa-copy.c (may_propagate_copy): Likewise.
1710 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
1711 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
1712 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
1713 * tree-ssa-pre.c (eliminate): Likewise.
1714 * tree-ssa.c (delete_tree_ssa): Likewise.
1715 (tree_ssa_useless_type_conversion): Likewise.
1716 * tree.c (build2_stat): Likewise.
1718 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
1720 Fix PR tree-optimization/32571
1721 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
1724 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
1726 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
1727 and other expected operations explicitly, change default to
1730 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
1732 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
1734 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
1735 (tls_load_dot_plus_eight): Move the label number into the unspec.
1736 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
1738 2007-07-01 Andreas Schwab <schwab@suse.de>
1740 * dwarf2out.c (initial_return_save): Define only if used.
1742 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
1744 Unreverting Richard's Revert of:
1746 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1748 * dce.c (deletable_insn_p_1): New function, split out from...
1749 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1750 specially, not those inside PARALLELs. Remove BODY argument
1751 and adjust recursive call accordingly.
1752 (prescan_insns_for_dce): Update call to delete_insn_p.
1754 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
1755 Revital Eres <eres@il.ibm.com>
1757 * ddg.c (create_ddg_all_sccs): Fix missed
1758 initialization of scc_nodes.
1760 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
1763 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
1764 X + ~X to 1 only for INTEGRAL_TYPE_P type.
1766 2007-06-30 Joseph Myers <joseph@codesourcery.com>
1768 * configure.ac: Check for .gnu_attribute on MIPS.
1769 * configure, config.in: Regenerate.
1770 * config/mips/mips.c (mips_file_start): If supported, output
1771 attribute for floating-point ABI.
1773 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
1776 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
1777 (ffs_cmove): New expander to expand using ctz pattern.
1778 (*ffs_cmove): Remove pattern.
1779 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
1780 (ffsdi2): Expand using ctz pattern.
1781 (*ffs_rex64): Remove pattern.
1783 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1785 PR rtl-optimization/32296
1786 * pa.md (return): Delete pattern.
1787 (return_internal): Remove "(const_int 1)" from pattern.
1788 (epilogue): Use return_internal pattern for trivial returns.
1789 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
1790 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
1792 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1794 * tree-ssa-pre.c (is_exception_related): New function
1795 (can_value_number_operation): Use it.
1797 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1799 Fix PR tree-optimization/32540
1800 Fix PR tree-optimization/31651
1802 * tree-ssa-sccvn.c: New file.
1804 * tree-ssa-sccvn.h: Ditto.
1806 * tree-vn.c: Include tree-ssa-sccvn.h
1807 (val_expr_paid_d): Removed.
1808 (value_table): Ditto.
1809 (vn_compute): Ditto.
1810 (val_expr_pair_hash): Ditto.
1811 (val_expr_pair_expr_eq): Ditto.
1812 (copy_vuses_from_stmt): Ditto.
1815 (shared_vuses_from_stmt): Ditto.
1816 (print_creation_to_file): Moved up.
1817 (sort_vuses): Ditto.
1818 (sort_vuses_heap): Ditto.
1819 (set_value_handle): Make non-static.
1820 (make_value_handle): Ditto.
1821 (vn_add): Rewritten to use sccvn lookups.
1822 (vn_add_with_vuses): Ditto.
1823 (vn_lookup): Ditto (and second argument removed).
1824 (vn_lookup_with_vuses): Ditto.
1825 (vn_lookup_or_add): Ditto (and second argument removed);
1826 (vn_lookup_or_add_with_vuses): Ditto.
1827 (vn_lookup_with_stmt): New.
1828 (vn_lookup_or_add_with_stmt): Ditto.
1829 (create_value_handle_for_expr): Ditto.
1831 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
1832 (seen_during_translate): New function.
1833 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
1834 (phi_trans_add): Ditto.
1835 (constant_expr_p): FIELD_DECL is always constant.
1836 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
1837 Use constant_expr_p.
1838 Avoid infinite recursion on mutually valued expressions.
1839 Change callers of vn_lookup_or_add.
1840 (phi_translate): New function.
1841 (compute_antic_safe): Allow phi nodes.
1842 (create_component_ref_by_pieces): Update for FIELD_DECL change.
1843 (find_or_generate_expression): Rewrite slightly.
1844 (create_expression_by_pieces): Updated for vn_lookup_or_add
1846 Update VN_INFO for new names.
1847 (insert_into_preds_of_block): Update for new names.
1848 (add_to_exp_gen): New function.
1849 (add_to_sets): Use vn_lookup_or_add_with_stmt.
1850 (find_existing_value_expr): Rewrite to changed vn_lookup.
1851 (create_value_expr_from): Ditto, and use add_to_exp_gen.
1852 (try_look_through_load): Removed.
1853 (try_combine_conversion): Ditto.
1854 (get_sccvn_value): New function.
1855 (make_values_for_phi): Ditto.
1856 (make_values_for_stmt): Ditto.
1857 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
1859 (init_pre): Update for SCCVN changes.
1861 (execute_pre): Ditto.
1863 * tree-flow.h (make_value_handle): Declare.
1864 (set_value_handle): Ditto.
1865 (sort_vuses_heap): Ditto.
1866 (vn_lookup_or_add_with_stmt): Ditto.
1867 (vn_lookup_with_stmt): Ditto.
1868 (vn_compute): Remove.
1871 (vn_lookup): Update arguments.
1873 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
1875 (tree-ssa-sccvn.o): New.
1876 (OBJS-common): Add tree-ssa-sccvn.o
1878 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1881 * c-typeck.c (build_external_ref): Don't mark as used if called
1883 * calls.c (rtx_for_function_call): Likewise.
1885 2007-06-30 Richard Sandiford <richard@codesourcery.com>
1889 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1891 * dce.c (deletable_insn_p_1): New function, split out from...
1892 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1893 specially, not those inside PARALLELs. Remove BODY argument
1894 and adjust recursive call accordingly.
1895 (prescan_insns_for_dce): Update call to delete_insn_p.
1897 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
1899 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
1900 (try_combine): Move potential calls to undo_all() so they happen
1901 before we commit to using the combined insns.
1903 2006-06-30 Jan Hubicka <jh@suse.cz>
1905 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
1908 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
1910 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
1911 (cgraph_remove_unreachable_nodes): Likewise.
1912 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
1913 * ipa-inline.c (update_caller_keys): Cast according to the coding
1915 (cgraph_decide_recursive_inlining): Likewise.
1916 (cgraph_decide_inlining_of_small_function): Likewise.
1917 (try_inline): Likewise.
1918 (cgraph_decide_inlining_incrementally): Likewise.
1919 * ipa-pure-const.c (get_function_state): Likewise.
1920 (scan_function): Likewise.
1921 (analyze_function): Likewise.
1922 (static_execute): Likewise.
1923 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
1924 (merge_callee_local_info): Likewise.
1925 (analyze_function): Use type safe memory macros.
1926 (static_execute): Likewise. Cast according to the coding conventions.
1927 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
1929 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
1931 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
1932 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
1935 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
1938 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
1939 for complex modes (both int and real).
1941 2007-06-29 Jan Hubicka <jh@suse.cz>
1943 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
1945 2007-06-29 Jan Hubicka <jh@suse.cz>
1948 * cse.c (cse_insn): Avoid invalid sharing in between register note and
1951 2007-06-29 Anatoly Sokolov <aesok@post.ru>
1954 * config/avr/avr.c: Include dataflow header file.
1955 (expand_prologue): Adjust for prologue insn change.
1956 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
1959 2007-06-29 Richard Guenther <rguenther@suse.de>
1962 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
1963 during type verification.
1965 2007-06-29 Jan Hubicka <jh@suse.cz>
1967 * recog.c (validate_change_rtx_1): Unshare TO argument.
1969 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
1971 PR tree-optimization/24659
1972 * tree-vect-transform.c (vectorizable_call): Handle
1973 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
1975 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
1976 * config/i386/i386.c (enum ix86_builtins)
1977 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
1978 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
1980 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
1981 const using def_builtin_const.
1982 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
1983 input operands in the same modes as the result.
1984 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
1986 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
1988 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
1989 (df_set_dead_notes_for_mw): Likewise.
1991 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
1993 * c-common.c (pointer_int_sum): Do the negation in sizetype.
1995 2007-06-28 DJ Delorie <dj@redhat.com>
1997 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
1999 2007-06-28 Geoffrey Keating <geoffk@apple.com>
2001 * doc/invoke.texi (C++ Dialect Options): Document
2002 fvisibility-ms-compat.
2003 * c.opt (fvisibility-ms-compat): New.
2005 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2008 * tree-affine.c (aff_combination_add_elt): Handle
2009 pointer addition specially.
2011 2007-06-28 Jakub Jelinek <jakub@redhat.com>
2013 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
2014 decl is non-external for AIX ABI.
2016 2007-06-28 David Edelsohn <edelsohn@gnu.org>
2018 * config/rs6000/predicates.md (current_file_function_operand):
2019 Ensure the symbol is non-external for AIX ABI.
2021 2007-06-28 Nick Clifton <nickc@redhat.com>
2023 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
2024 (fdce, fdse, fpredictive-commoning): Likewise.
2026 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2029 * gcc.c (process_command): Recognize the new -static-libgfortran
2032 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
2035 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
2036 Use a call clobbered hard reg instead of a pseudo reg.
2038 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
2040 * config/sh/sh.md (load_gbr): Use correct operand constraint.
2042 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
2045 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
2046 REG_LIBCALL and REG_RETVAL notes.
2047 (divsi3, mulsi3): Likewise.
2048 (mulhisi3): Likewise. Use emit_libcall_block.
2049 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
2051 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
2053 PR rtl-optimization/32481
2054 * combine.c (adjust_for_new_dest): Rescan the changed insn.
2056 2007-06-27 Richard Sandiford <richard@codesourcery.com>
2058 * dce.c (deletable_insn_p_1): New function, split out from...
2059 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
2060 specially, not those inside PARALLELs. Remove BODY argument
2061 and adjust recursive call accordingly.
2062 (prescan_insns_for_dce): Update call to delete_insn_p.
2064 2007-06-27 Richard Guenther <rguenther@suse.de>
2067 * tree.h (fold_convertible_p): Declare.
2068 * fold-const.c (fold_convertible_p): New function.
2069 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
2070 instead of lang_hooks.types_compatible_p.
2072 2007-06-26 Jan Hubicka <jh@suse.cz>
2074 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
2075 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
2076 early use validate_unshare_change.
2077 (reload_combine): Likewise.
2078 * recog.c (change_t): New field unshare.
2079 (validate_change_1): Rename from validate_change; add argument unshare.
2080 (validate_change): Turn into wrapper of validate_change_1; update
2081 prototype for bools.
2082 (validate_unshare_change): New.
2083 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
2084 calls of df_insn_rescan.
2085 * recog.h (validate_change): Replace ints by bools.
2086 (validate_unshare_change): Declare.
2088 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
2090 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
2092 2007-06-26 Steve Ellcey <sje@cup.hp.com>
2094 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
2096 2007-06-25 Jan Hubicka <jh@suse.cz>
2098 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
2100 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
2101 cgraph_decide_inlining_incrementally): Move uninlinability checks to
2102 places other call site specific checks are performed.
2104 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2107 * tree-vect-transform.c (vectorizable_operation): Convert
2108 POINTER_PLUS_EXPR over to PLUS_EXPR.
2110 2007-06-25 Chao-ying Fu <fu@mips.com>
2112 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
2113 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
2114 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
2115 Document GET_MODE_IBIT, and GET_MODE_FBIT.
2117 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
2118 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2119 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
2120 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
2121 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
2122 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
2123 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
2124 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
2125 ALL_FIXED_POINT_MODE_P): New define.
2126 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2128 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
2130 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
2131 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2132 MODE_VECTOR_UACCUM): New mode classes.
2134 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
2135 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
2136 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
2139 * genmodes.c (struct mode_data): Add ibit and fbit fields.
2140 (blank_mode): Initialize ibit and fbit.
2141 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
2142 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2144 (new_adjust): Change required_class to required_class_from and
2145 required_class_to for testing within a range.
2146 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2147 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2149 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
2150 (make_fixed_point_mode): New.
2151 (_ADD_ADJUST): Change C to C1 and C2.
2152 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
2153 use a range for machine classes.
2154 (ADJUST_IBIT, ADJUST_FBIT): New.
2155 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
2157 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
2158 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2159 Emit adjustment for ibit and fbit.
2160 (emit_mode_ibit, emit_mode_fbit): New.
2161 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
2163 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
2165 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
2166 as the source of the set.
2168 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
2170 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
2171 FP_REGNO_P): Use IN_RANGE.
2172 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
2173 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
2174 (DATA_REG_P): Use DATA_REGNO_P.
2175 (FP_REG_P): Use FP_REGNO_P.
2176 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
2177 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
2178 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
2180 2007-06-24 Jan Hubicka <jh@suse.cz>
2183 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
2185 2007-06-24 Sebastian Pop <sebpop@gmail.com>
2188 * fold-const.c (fold_binary): Strip nops of operand 0
2189 of BIT_NOT_EXPR before calling operand_equal_p.
2190 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
2191 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
2193 2007-06-23 Mark Mitchell <mark@codesourcery.com>
2195 * doc/extend.texi: Document that dllimport and dllexport imply
2197 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
2198 imported or exported declaration, including type declarations.
2199 * c-common.c (handle_visibility_attribute): Check for conflicts
2200 with dllimport/dllexport.
2201 (c_determine_visibility): Handle dllimport/dllexport as an
2202 explicit visibility atttribute.
2204 2007-06-23 Richard Guenther <rguenther@suse.de>
2206 PR tree-optimization/16876
2208 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
2210 * tree-inline.c (initialize_inlined_parameters): Do not call
2211 lang_hooks.tree_inlining.convert_parm_for_inlining.
2212 * cgraphbuild.c (initialize_inline_failed): Set inline failed
2213 reason for mismatched types.
2214 * gimplify.c (gimplify_call_expr): Verify the call expression
2215 arguments match the called function type signature. Otherwise
2216 mark the call expression to be not considered for inlining
2217 using CALL_CANNOT_INLINE_P flag.
2218 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
2219 edges call expression.
2220 (cgraph_decide_inlining_of_small_function): Likewise.
2221 (cgraph_decide_inlining): Likewise.
2222 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
2224 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
2225 * c-typeck.c (c_convert_parm_for_inlining): Remove.
2226 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
2228 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
2229 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
2231 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
2232 convert_parm_for_inlining member.
2234 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
2237 * arm.md (negscc): Match the correct operand for optimized LT0 test.
2238 Remove optimization for GT.
2240 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
2243 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
2245 (prescan_insns_for_dce): Add extra parameter.
2247 2007-06-23 Jan Hubicka <jh@suse.cz>
2250 * gimplify.c (mark_addressable): New function.
2251 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
2253 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2256 * expr.c (store_constructor): Do not clobber non-zeroed memory.
2258 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2261 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
2262 moves between MMX/SSE registers to at least 8 units to prevent
2263 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
2265 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2267 * config/i386/i386.c (override_options): Correct x86_sahf
2270 2007-06-21 David Daney <ddaney@avtrex.com>
2273 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
2274 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
2275 (exception_receiver): Renamed to ...
2276 (nonlocal_goto_receiver): ... this.
2278 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
2280 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
2281 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
2282 partial register accesses.
2284 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
2286 * fold-const.c (debug_fold_checksum): Move it under
2287 ENABLE_FOLD_CHECKING.
2289 2007-06-21 Sebastian Pop <sebpop@gmail.com>
2292 * tree.h (debug_fold_checksum): Declared.
2293 * fold-const.c (build_fold_addr_expr_with_type_1): New.
2294 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
2295 build_fold_addr_expr_with_type_1.
2296 (fold_addr_expr, debug_fold_checksum): New.
2297 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
2298 (fold_unary, fold_comparison, split_address_to_core_and_offset):
2301 2007-06-21 Sebastian Pop <sebpop@gmail.com>
2303 PR tree-optimization/19590
2304 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
2305 of scev is a constant.
2306 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
2308 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2310 * df-problems.c (df_note_bb_compute): Made computation of live
2311 info consistent with df_lr.
2313 2007-06-21 Richard Guenther <rguenther@suse.de>
2315 PR tree-optimization/32453
2316 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
2317 for pointer anti-range.
2319 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
2321 * config/i386/i386.c (processor_target_table): Increase maximum
2322 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
2325 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
2326 byte alignment if > 8 byte alignment is preferred.
2327 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
2329 2007-06-21 Jakub Jelinek <jakub@redhat.com>
2331 PR tree-optimization/31866
2332 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
2333 if ASM_EXPR's input is not a SSA_NAME.
2336 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
2337 but decl is a global var, instead return decl.
2338 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
2339 even for is_global_var decls, if they are private in some outer
2342 2007-06-21 Richard Guenther <rguenther@suse.de>
2344 PR tree-optimization/32451
2345 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
2347 2007-06-21 Christian Bruel <christian.bruel@st.com>
2349 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
2350 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
2351 (push_regs): Changed saving order or banked registers.
2352 (sh_expand_epilogue): Likewise.
2353 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
2354 (FIRST_BANKED_REG): Likewise.
2355 (LAST_BANKED_REG): Likewise.
2356 * config/sh/sh.md (banked) New attribute.
2357 (in_delay_slot): Check banked attribute.
2359 2007-06-20 Sebastian Pop <sebpop@gmail.com>
2361 PR tree-optimization/32075
2362 * tree-data-ref.c (subscript_dependence_tester_1,
2363 analyze_miv_subscript, analyze_overlapping_iterations,
2364 add_distance_for_zero_overlaps, build_classic_dist_vector,
2365 subscript_dependence_tester_1, analyze_overlapping_iterations,
2366 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
2367 compute_affine_dependence, compute_all_dependences): Pass loop_nest
2368 to evolution_function_is_affine_multivariate_p.
2370 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
2372 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
2374 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
2377 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
2379 * config/m32c/prologue.md (epilogue_exitd_16): New.
2380 (epilogue_reit_16): New.
2381 (epilogue_exitd): Rename to epilogue_exitd_24.
2382 (epilogue_reit): Rename to epilogue_reit_24.
2384 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
2385 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2387 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
2389 * haifa-sched.c (queue_to_ready): Don't requeue next insn
2390 if dbg_cnt (sched_insn) reaches the limit.
2391 (choose_ready): New parameter INSN_PTR and new return value.
2392 (schedule_block): Handle dbg_cnt (sched_insn). Handle
2393 the new return value from choose_ready.
2394 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
2395 (rest_of_handle_global_alloc): New global_alloc_at_func.
2397 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
2399 PR tree-optimization/25737
2400 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
2401 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
2402 * tree-flow.h (struct fieldoff): Add new field alias_set.
2403 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
2404 argument addressable_type. Set alias_set of fieldoff.
2405 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
2406 (create_overlap_variables_for): Pass alias_set from fieldoff to
2408 * alias.c (get_alias_set): Use alias_set from SFT if set.
2410 2007-06-20 Hui-May Chang <hm.chang@apple.com>
2412 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
2413 of a variable as an unsigned HOST_WIDE_INT integer.
2415 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
2417 PR rtl-optimization/32405
2418 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
2420 2007-06-20 Jakub Jelinek <jakub@redhat.com>
2422 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
2425 * builtins.c: Include diagnostic.h.
2426 (expand_builtin_expect): Make gcc_assert more permissive.
2427 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
2430 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
2434 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
2435 if ACCUMULATE_OUTGOING_ARGS.
2437 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2439 * config/m68hc11/m68hc11.c: Include dataflow header file.
2440 (m68hc11_reorg): Port to dataflow.
2442 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2444 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
2445 (struct df_problem.free_blocks_on_set_blocks): New field.
2446 (struct dataflow.optional_p): New field.
2447 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
2448 (df_live_set_all_dirty): New function.
2449 * df-scan.c (df_scan_alloc): Initialize optional_p.
2450 (problem_SCAN): Initialize free_blocks_on_set_blocks.
2451 * df-core.c (df_set_blocks): Removed use of
2452 DF_FIRST_OPTIONAL_PROBLEM. Now uses
2453 df_problem.free_blocks_on_set_blocks to determine which blocks are
2455 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
2456 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
2457 uses dataflow.optional_p to determine if problem should be
2459 (rest_of_handle_df_initialize): Only start live problem if
2461 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
2462 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
2463 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
2464 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
2465 problem_NOTE): Initialize free_blocks_on_set_blocks.
2466 (df_lr_bb_local_compute): Recompute luids if df_live problem is
2468 (df_live_set_all_dirty, df_note_alloc): New function.
2469 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
2471 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
2472 * postreload.c (reload_combine): Ditto.
2473 * cse.c (cse_extended_basic_block): Ditto.
2474 * regmove.c (mark_flags_life_zones): Ditto.
2475 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
2476 erase_matching_seqs): Ditto.
2477 * bt-load.c (compute_defs_uses_and_gen): Ditto.
2478 * integrate (allocate_initial_values): Ditto.
2479 * combine.c (reg_dead_at_p): Ditto.
2480 * resource.c (mark_target_live_regs): Ditto.
2481 * sched-rgn.c (check_live_1, update_live_1): Ditto.
2482 * config/sh/sh.c (find_r0_life_regions): Ditto.
2483 * global.c (rest_of_handle_global_alloc): Only add back df_live
2485 * local-alloc.c (rest_of_handle_local_alloc): Only remove
2487 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
2489 (if_convert): Make sure df_live is there at -O == 1.
2490 (pass_if_after_combine): Cleanup flags.
2491 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
2492 is there at -O == 1.
2494 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
2496 * config/arm/arm.c (arm_get_frame_offsets): Set
2497 offsets->locals_base to avoid negative stack size.
2498 (thumb1_expand_prologue): Assert on negative stack size.
2500 2007-04-19 Sebastian Pop <sebpop@gmail.com>
2502 PR tree-optimization/32367
2503 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
2504 of the chrec has no evolution in that loop.
2505 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
2507 2007-06-19 Bob Wilson <bob.wilson@acm.org>
2509 * config/xtensa/xtensa.c: Include "df.h".
2510 (xtensa_builtin_saveregs): Use adjust_address instead of
2512 (xtensa_va_start): Invoke make_tree with sizetype for
2513 expand_builtin_saveregs and then convert the result to a pointer.
2514 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
2515 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
2516 Subtract argument size from index value as integers and then use
2517 POINTER_PLUS_EXPR to add the result to the array address.
2519 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2522 * config/m32c/m32c.c: Include dataflow header file.
2523 (m32c_emit_prologue): Adjust for prologue insn change.
2524 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
2525 once inside a PARALLEL. Assume frame size passed in operand 0
2526 includes space to save the fb register.
2527 (prologue_enter_24): Likewise.
2528 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
2530 2007-06-19 David Daney <ddaney@avtrex.com
2533 * config/mips/mips.md (cprestore): Mark $gp as used.
2535 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2538 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
2539 (frv_ifcvt_modify_insn): Likewise.
2541 2007-06-19 Richard Guenther <rguenther@suse.de>
2543 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
2544 only handle positive offsets that fit in a HOST_WIDE_INT.
2546 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
2548 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
2549 result of rsqrt insn for zero input argument to avoid NaN.
2551 2007-06-19 Richard Guenther <rguenther@suse.de>
2554 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
2556 2007-06-19 Jakub Jelinek <jakub@redhat.com>
2558 PR tree-optimization/32353
2559 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
2561 2007-06-19 Nick Clifton <nickc@redhat.com>
2563 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
2565 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
2568 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
2569 * config/i386/i386.c (assign_386_stack_local): Assert that
2570 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
2571 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
2572 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
2573 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
2575 2007-06-18 Steve Ellcey <sje@cup.hp.com>
2577 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
2579 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
2581 PR rtl-optimization/32321
2582 * gcse.c (replace_store_insn): Update the note before
2583 calling emit_insn_after.
2585 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
2588 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
2590 * df-problems.c (df_note_bb_compute): Fix dumping info.
2592 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
2594 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
2595 insn with emit_jump_insn.
2597 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
2599 PR tree-optimization/32383
2600 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
2601 * targhooks.h (default_builtin_reciprocal): Update prototype.
2602 * target.h (struct gcc_target): Update builtin_reciprocal.
2603 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
2604 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
2605 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
2606 when fndecl is in BUILT_IN_MD class.
2607 (execute_convert_to_rsqrt): Ditto.
2609 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
2610 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
2611 Convert BUILT_IN_SQRTF code only when md_fn is false.
2613 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
2615 * bt-load.c (move_btr_def): Fix the order of arguments
2616 to validate_replace_rtx.
2618 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
2620 * config/m68k/m68k-devices.def: Add 54450..54455.
2622 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
2624 PR rtl-optimization/32366
2625 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
2626 FLOAT_EXTEND]: Prevent non-scalar modes from entering
2629 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
2632 * modulo-sched (generate_reg_moves): Added rescan parameter and if
2633 this is true, rescan insn being modified.
2634 (sms_schedule): Added rescan parameter.
2635 (rest_of_handle_sms): Moved freeing of dominance info to before
2636 getting out of cfg_layout.
2638 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
2640 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
2641 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
2644 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
2645 FL_CF_EMAC from the entry for isac.
2647 * config/m68k/predicates.md (const_call_operand): Adjust comment.
2648 (const_sibcall_operand): New.
2649 (sibcall_operand): Use it.
2650 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
2651 (m68k_isas): ISAC does not imply FPU or EMAC.
2652 (override_options): Add ISA_C logic for symbolic jump & call.
2654 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2656 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
2657 return mode from the builtin itself.
2658 (sparc_fold_builtin): Fix cast of zero constant.
2660 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
2662 * targhooks.c (default_builtin_reciprocal): New default target hook.
2663 * targhooks.h (default_builtin_reciprocal): Add prototype.
2664 * hooks.c (hook_tree_tree_bool_null): Remove hook.
2665 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
2666 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
2667 default_builtin_reciprocal.
2669 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
2672 * hooks.c (hook_tree_tree_bool_null): New hook.
2673 * hooks.h (hook_tree_tree_bool_null): Add prototype.
2674 * tree-pass.h (pass_convert_to_rsqrt): Declare.
2675 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
2676 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
2677 and convert it to reciprocal a*rfunc(b).
2678 (execute_convert_to_rsqrt): New function.
2679 (gate_convert_to_rsqrt): New function.
2680 (pass_convert_to_rsqrt): New pass definition.
2681 * target.h (struct gcc_target): Add builtin_reciprocal.
2682 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
2683 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
2684 TARGET_BUILTIN_RECIPROCAL.
2685 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
2687 * config/i386/i386.h (TARGET_RECIP): New define.
2688 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
2689 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2690 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2691 and not optimizing for size.
2692 (*rcpsf2_sse): New insn pattern.
2693 (*rsqrtsf2_sse): Ditto.
2694 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
2695 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2696 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2697 and not optimizing for size.
2698 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
2699 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2700 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2701 and not optimizing for size.
2702 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
2703 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2704 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2705 and not optimizing for size.
2706 (*sse_rsqrtv4sf2): Do not export.
2708 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
2709 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2710 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2711 and not optimizing for size.
2713 * config/i386/i386.opt (mrecip): New option.
2714 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
2715 (ix86_emit_swsqrtsf): Ditto.
2716 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
2717 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
2719 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
2720 ix86_expand_unop1_builtin.
2721 (ix86_emit_swdivsf): New function.
2722 (ix86_emit_swsqrtsf): Ditto.
2723 (ix86_builtin_reciprocal): New function.
2724 (TARGET_BUILTIN_RECIPROCAL): Use it.
2725 (ix86_vectorize_builtin_conversion): Rename from
2726 ix86_builtin_conversion.
2727 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
2728 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
2729 "i386 and x86_64 Options" section.
2730 (Intel 386 and AMD x86_64 Options): Document -mrecip.
2732 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2733 Zdenek Dvorak <dvorakz@suse.cz>
2734 Richard Guenther <rguenther@suse.de>
2735 Kaz Kojima <kkojima@gcc.gnu.org>
2737 * tree-vrp.c (compare_values_warnv): Convert val2 to
2739 (extract_range_from_assert): Create
2740 POINTER_PLUS_EXPR for pointer types.
2741 (extract_range_from_binary_expr): Handle
2742 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
2744 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
2745 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
2746 POINTER_PLUS_EXPR as PLUS_EXPR.
2747 (number_of_iterations_lt_to_ne):
2748 For pointer types, use sizetype when
2749 creating MINUS_EXPR/PLUS_EXPRs.
2750 (assert_loop_rolls_lt): For pointer types, use sizetype when
2751 creating MINUS_EXPR/PLUS_EXPRs.
2752 (number_of_iterations_le): Likewise.
2753 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
2754 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
2755 like PLUS_EXPR and MINUS_EXPR.
2756 * tree-pretty-print.c (dump_generic_node): Handle
2758 (op_prio): Likewise.
2759 (op_symbol_1): Likewise.
2760 * optabs.c (optab_for_tree_code): Likewise.
2761 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
2763 * tree-tailcall.c (process_assignment): Mention
2764 POINTER_PLUS_EXPR in a TODO comment.
2765 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
2766 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
2767 not used with a pointer and an integer type.
2768 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
2769 increment using chrec_convert_rhs instead of chrec_convert.
2770 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
2771 PLUS_EXPR except for the right hand side's type will be
2773 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
2774 (fold_used_pointer_cast): Kill.
2775 (pointer_offset_p): Kill.
2776 (fold_used_pointer): Kill.
2777 (pointer_used_p): Kill.
2778 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
2779 call fold_used_pointer.
2780 (instantiate_parameters_1): Convert the increment
2781 using chrec_convert_rhs instead of chrec_convert.
2782 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
2783 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
2784 instead of PLUS_EXPR.
2785 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
2786 PLUS_EXPR for pointers.
2787 (std_gimplify_va_arg_expr): Likewise.
2788 (fold_builtin_memory_op): Likewise.
2789 (fold_builtin_strstr): Likewise.
2790 (fold_builtin_strchr): Likewise.
2791 (fold_builtin_strrchr): Likewise.
2792 (fold_builtin_strpbrk): Likewise.
2793 (expand_builtin_memory_chk): Likewise.
2794 (fold_builtin_memory_chk): Likewise.
2795 (std_expand_builtin_va_start): Use
2796 sizetype for the call to make_tree and then convert
2797 to the pointer type.
2798 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
2799 instead of PLUS_EXPR for adding to a pointer.
2800 (std_gimplify_va_arg_expr): Use fold_build2 for
2801 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
2802 the operands to sizetype first and then cast the BIT_AND_EXPR
2803 back to the pointer type.
2804 * fold-const.c (build_range_check): Handle pointer types
2806 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
2807 of PLUS_EXPR's. Make sure the offset is converted to
2809 (try_move_mult_to_index): Strip the NOPs from the offset.
2810 Remove code argument and replace all uses with PLUS_EXPR.
2811 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
2812 specially. Don't use a pointer type for MINUS_EXPR.
2813 (fold_unary): Handle for (T1)(X op Y),
2814 only p+ as that is the only as that can be handled for
2815 binary operators now.
2816 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
2818 <case PLUS_EXPR>: Add folding of PTR+INT into
2820 Don't call try_move_mult_to_index.
2821 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
2822 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
2823 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
2824 Don't call try_move_mult_to_index.
2825 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
2826 (tree_expr_nonzero_p): Likewise.
2827 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
2828 of PLUS_EXPR for the complex expression folding.
2829 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
2830 first chrec is a pointer type, then the second should
2831 be sizetype and not the first's type.
2832 For POINTER_PLUS_EXPR, use a different right hand side type.
2833 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2834 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
2835 different right hand side type.
2836 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2837 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
2838 instead of PLUS_EXPR.
2839 When either operand is zero, convert the other operand.
2840 (chrec_apply): Use chrec_convert_rhs
2841 on the argument x instead of chrec_convert.
2842 (reset_evolution_in_loop): For pointer types, the new_evol
2844 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
2845 different right hand side type.
2846 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2847 (chrec_convert_rhs): New function.
2848 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
2849 different right hand side type.
2850 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2851 * tree-chrec.h (chrec_convert_rhs): New prototype.
2852 (build_polynomial_chrec): For pointer types, the right hand
2853 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
2854 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
2855 Remove subtraction case as it is always addition now.
2856 Make sure the offset is converted to sizetype.
2857 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
2858 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
2859 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
2860 PLUS_EXPR in pointer type.
2861 Handle POINTER_PLUS_EXPR.
2862 (tree_to_aff_combination): Likewise.
2863 (force_expr_to_var_cost): Likewise.
2864 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
2865 instead of PLUS_EXPR for pointers.
2866 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
2867 instead of PLUS_EXPR of pointer types.
2868 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
2870 (check_va_list_escapes): Likewise.
2871 (check_all_va_list_escapes): Likewise.
2872 * dwarf2out.c (loc_descriptor_from_tree_1):
2873 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
2874 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
2875 (string_constant): Likewise.
2876 * tree-ssa-address.c (tree_mem_ref_addr): When adding
2877 the offset to the base, use POINTER_PLUS_EXPR.
2878 (add_to_parts): Convert the index to sizetype.
2879 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
2880 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
2881 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
2882 Offset only holds something for PLUS_EXPR.
2883 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
2885 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
2887 (analyze_accesses_for_modify_stmt): Likewise.
2888 Remove comment about the type being integral type as it is
2890 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
2892 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
2894 Correct the type which the artimentic is done in (is now
2897 * tree-data-ref.c (split_constant_offset): Handle
2899 * tree-affine.c (tree_to_aff_combination): Likewise.
2900 * c-typeck.c (build_unary_op): For pointers create the increment
2901 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
2903 * gimplify.c (gimplify_self_mod_expr): Create a
2904 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2905 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
2906 * tree.def (POINTER_PLUS_EXPR): New tree code.
2907 * tree-predcom.c (ref_at_iteration): If we have a pointer
2908 type do the multiplication in sizetype.
2909 * tree-mudflap.c (mf_xform_derefs_1): Create a
2910 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2911 * tree-ssa-forwprop.c
2912 (forward_propagate_addr_into_variable_array_index):
2913 Don't expect there to be a cast for the index as that
2914 does not exist anymore.
2915 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
2916 instead of PLUS_EXPR.
2917 Don't check for the first operand of the POINTER_PLUS_EXPR
2918 was the index as it cannot be.
2919 Call forward_propagate_addr_into_variable_array_index with
2920 the SSA_NAME instead of the statement.
2921 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
2922 (compare_constant): Likewise.
2923 (copy_constant): Likewise.
2924 (compute_reloc_for_constant): Likewise.
2925 (output_addressed_constants): Likewise.
2926 (initializer_constant_valid_p): Likewise.
2927 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
2928 Convert the MIN/MAX of the inner type to the outer
2929 type before comparing them.
2930 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
2931 POINTER_PLUS_EXPR instead of PLUS_EXPR.
2932 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
2933 of PLUS_EXPR for pointers.
2934 * tree-inline.c (estimate_num_insns_1): Handle
2936 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
2937 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2938 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
2939 instead of PLUS_EXPR for the pointer increment statement.
2940 (vect_update_ivs_after_vectorizer): For pointer types, create
2941 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
2942 MULT_EXPR in sizetype.
2943 (vect_gen_niters_for_prolog_loop): Add a cast when creating
2945 * tree-object-size.c (plus_expr_object_size): Handle
2946 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
2947 code which is trying to figure out which side is a pointer and
2949 (check_for_plus_in_loops_1): Likewise.
2950 (check_for_plus_in_loops): Likewise.
2951 * c-common.c (pointer_int_sum): Create a
2952 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2953 * tree-ssa-structalias.c (handle_ptr_arith): Handle
2954 only POINTER_PLUS_EXPR. Removing all the extra
2955 code which is trying to figure out which side is a pointer and
2957 * tree-cfg.c (verify_expr): Add extra checking for pointers and
2958 PLUS_EXPR and MINUS_EXPR.
2959 Also add checking to make sure the operands of POINTER_PLUS_EXPR
2961 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
2962 with make_tree, instead of a pointer type.
2963 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
2964 for pointers instead of PLUS_EXPR.
2965 (s390_gimplify_va_arg): Likewise.
2966 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
2967 instead of PLUS_EXPR when doing addition on pointer
2968 types. Use sizetype for the second operand.
2969 (spu_gimplify_va_arg_expr): Likewise.
2970 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
2971 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
2972 a pointer. Don't create a BIT_AND_EXPR for pointer types.
2973 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
2974 for the pointer addition and also use size_int/sizetype
2976 (ix86_gimplify_va_arg): Likewise.
2977 Perform BIT_AND_EXPR on sizetype arguments.
2978 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
2979 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
2980 for the pointer additions and also use size_int for the offsets.
2981 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
2982 additions and also use size_int for the offsets. Perform
2983 BIT_AND_EXPR on sizetype arguments.
2984 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
2985 POINTER_PLUS_EXPR for pointers and create the
2986 BIT_AND_EXPR in sizetype.
2987 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
2988 instead of PLUS_EXPR for pointer addition.
2989 (rs6000_va_start): Likewise.
2990 Also use sizetype for the offset.
2991 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
2992 as PLUS_EXPR/MINUS_EXPR.
2993 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
2994 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
2995 Don't use BIT_AND_EXPR on a pointer type, convert the
2996 expression to sizetype first.
2997 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
2999 (mips_gimplify_va_arg_expr): Likewise.
3000 Don't create BIT_AND_EXPR in a pointer type.
3002 2007-06-15 Eric Christopher <echristo@apple.com>
3004 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
3005 (x86_64-*-darwin*): Ditto.
3006 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
3009 2007-06-15 Matthew Wilcox <matthew@wil.cx>
3011 * doc/extend.texi: Document behavior of __attribute__((aligned))
3014 2007-06-15 Mark Mitchell <mark@codesourcery.com>
3016 * rtlanal.c (note_stores): Improve documentation.
3018 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
3020 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
3021 LOCAL_LABEL_PREFIX): Delete.
3022 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
3023 (bfin_internal_label): Delete.
3025 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
3027 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
3028 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
3029 otherwise define to LIBGCC2_TF_CEXT.
3030 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
3031 (LIBGCC_TF_CEXT): Ditto.
3034 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
3036 PR rtl-optimization/32339
3037 * df-scan.c (df_uses_record): Don't modify flags but just add to
3038 it for df_ref_record.
3040 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
3042 * tree-mudflap.c: Fix whitespace issues.
3044 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
3046 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
3048 2007-06-14 Eric Christopher <echristo@apple.com>
3050 * config/i386/sse.md (movdi_to_sse): Rewrite body.
3051 (movv4sf): Use gcc_unreachable instead of abort.
3053 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
3056 * config/i386/sfp-machine.h (CMPtype): New define.
3057 (mach stubs): Use CMPtype instead of int as a return type.
3059 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
3061 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
3062 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
3063 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
3064 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
3065 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
3066 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
3067 config/soft-fp/soft-fp.h: Update from glibc CVS.
3069 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
3071 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
3073 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
3076 * config/v850/v850.c: Include dataflow header file.
3077 (substitute_ep_register): Fix typo.
3079 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3081 * configure.ac: Fix earlier checkin.
3082 * configure: Regenerated.
3084 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3086 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
3087 * aclocal.m4: Regenerate.
3088 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
3089 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
3090 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
3091 * configure: Regenerate.
3092 * Makefile.in (LOOSE_WARN): Subst loose_warn.
3094 * Makefile.in (quickstrap): Build libgcc too.
3096 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3098 * configure.ac: Add --enable-checking=df. Explicitly mention that
3099 the variables are initialized as for "release".
3100 * df-core.c: Use it.
3101 * configure: Regenerate.
3102 * config.in: Regenerate.
3104 2007-06-14 Bob Wilson <bob.wilson@acm.org>
3106 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
3107 validate_replace_rtx instead of replace_rtx.
3108 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
3110 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
3112 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
3113 (DWARF2_UNWIND_INFO): Override default if configured with
3115 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
3116 (ENDFILE_SPEC): Add crtend.o.
3117 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
3118 (ENDFILE_SPEC): Add crtend.o.
3119 (TARGET_USE_JCR_SECTION): Define.
3120 (MD_UNWIND_SUPPORT): Define for 32-bit target.
3122 * config/i386/cygming-crtbegin.c: New file.
3123 * config/i386/cygming-crtend.c: New file.
3125 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
3127 * config/i386/w32-unwind.h: New file.
3129 2007-06-13 Eric Christopher <echristo@apple.com>
3131 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
3132 the user set a value below STACK_BOUNDARY.
3134 2007-06-13 Thiemo Seufer <ths@networkno.de>
3136 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
3137 imply -lpthread for -pthread.
3139 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
3141 * basic-block.h: Remove the prototype for
3142 free_basic_block_vars.
3143 * cfglayout.h: Remove the prototype for
3144 insn_locators_initialize.
3145 * tree.h: Remove the prototype for emit_line_note.
3147 * tree-ssa-pre.c (mergephitemp): Remove.
3148 (init_pre): Don't use mergephitemp.
3150 2007-06-13 Eric Christopher <echristo@apple.com>
3152 * config/i386/i386.c (override_options): If we've specified
3153 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
3155 2007-06-13 Bob Wilson <bob.wilson@acm.org>
3157 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
3160 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
3162 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
3163 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
3164 (eh_store_handler): New pattern.
3165 (eh_return): Emit it instead of a plain move.
3167 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
3169 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
3170 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
3171 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
3174 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
3176 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
3177 (find_next_insn_start, find_load): New functions.
3178 (bfin_reorg): Use them to deal with the fact that parallel insns are
3179 no longer represented as a SEQUENCE.
3181 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3183 * config/sparc/sparc.c (sparc_override_options): Initialize
3186 2007-06-13 Dave Korn <dave.korn@artimi.com>
3188 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
3191 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
3193 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
3194 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
3195 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
3196 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
3197 tree-vect-transform.c: Fix comment typos. Follow spelling
3200 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
3202 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
3203 to the exit block use set.
3204 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
3205 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
3206 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
3208 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
3210 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
3211 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
3212 to indicate an error.
3213 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
3215 (dbg_cnt_process_opt): Print an error on a bad argument.
3216 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
3217 * common.opt (-fdbg-cnt-list): New.
3218 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
3220 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
3222 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
3223 flag on ref-all pointers.
3225 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
3228 * expr.c (expand_expr_addr_expr_1): Call expand_expr
3229 for the offset with the modifier as EXPAND_INITIALIZER
3230 if the modifier is EXPAND_INITIALIZER.
3231 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
3232 a register if we had an overflow.
3234 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3236 * real.c (real_isfinite): New.
3237 (real_sqrt): Use it.
3238 * real.h (real_isfinite): New.
3239 * builtins.c: Use it.
3241 2007-06-12 Ian Lance Taylor <iant@google.com>
3242 Daniel Berlin <dberlin@dberlin.org>
3245 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
3246 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
3247 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
3248 (DECL_NO_TBAA_P): Define.
3249 (struct tree_decl_common): Add no_tbaa_flag field.
3250 * tree-ssa-structalias.c (struct variable_info): Add
3251 no_tbaa_pruning field.
3252 (new_var_info): Initialize no_tbaa_pruning field.
3253 (unify_nodes): Copy no_tbaa_pruning field.
3254 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
3255 (dump_solution_for_var): Print no_tbaa_pruning flag.
3256 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
3258 (compute_tbaa_pruning): New static function.
3259 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
3260 Call compute_tbaa_pruning.
3261 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
3262 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
3263 * gimple-low.c (lower_stmt): Likewise.
3264 * tree-gimple.c (is_gimple_stmt): Likewise.
3265 * tree-ssa-operands.c (get_expr_operands): Likewise.
3266 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3267 * tree-inline.c (estimate_num_insns_1): Likewise.
3268 (copy_result_decl_to_var): Likewise.
3269 * expr.c (expand_expr_real_1): Likewise.
3270 * tree-pretty-print.c (dump_generic_node): Likewise.
3271 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
3272 * omp-low.c (omp_copy_decl_2): Likewise.
3273 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
3274 * doc/c-tree.texi (Expression trees): Document
3275 CHANGE_DYNAMIC_TYPE_EXPR.
3277 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3279 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
3280 with !HONOR_NANS and !HONOR_INFINITIES.
3281 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
3283 2007-06-12 Tristan Gingold <gingold@adacore.com>
3285 * gcov.c: Comments updated.
3286 (source_info): Add file_time field.
3287 (source_index): New variable.
3288 (mutiple_files): New variable.
3289 (generate_results): New function extracted from process_file.
3290 (process_file): Save and restore chain of functions, generate
3291 results and free structures only if not merging results.
3292 (release_structures): File names are now freed in create_file_names
3293 (create_file_names): Free previous file names.
3294 (find_source): File date is now read here and modifications in
3295 source files is checked here.
3296 (read_graph_file): Only reverse order of functions for the current
3298 (make_gcov_file_name): Do not generate long names if input_name is
3300 (output_lines): If merging results do not display graph, data and
3302 Checking source file modification is done in find_source.
3304 * doc/gcov.texi: Append an s to sourcefile.
3306 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
3308 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
3309 (forced_nop): New pattern.
3310 * config/bfin/bfin.c: Include "df.h".
3311 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
3312 (bfin_discover_loop): Use df_get_live_in instead of
3313 global_live_at_start.
3314 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
3315 df_analyze when done.
3316 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
3317 the insns. Use QImode for the final insn in a bundle. Call
3318 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
3320 (reorder_var_tracking_notes): New function.
3321 (bfin_reorg): Pass no argument to split_all_insns. Don't call
3322 update_life_info. Call df_analyze after scheduling and bundle
3323 generation. Call reorder_var_tracking_notes if generating these
3324 notes. Call df_finish_pass at the end.
3326 2007-06-12 Dirk Mueller <dmueller@suse.de>
3328 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
3329 a comparison, not an assignment.
3331 2007-06-12 Olivier Hainque <hainque@adacore.com>
3333 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
3334 Request walking the subtrees only, leaving the current is_lhs/val_only
3336 (convert_non_local_reference): Likewise.
3338 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
3340 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
3342 2007-06-12 Richard Guenther <rguenther@suse.de>
3344 PR tree-optimization/15353
3345 PR tree-optimization/31657
3346 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
3347 * timevar.def: Add TV_TREE_IFCOMBINE.
3348 * tree-pass.h (pass_tree_ifcombine): Declare.
3349 * tree-ssa-ifcombine.c: New file.
3350 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
3351 * tree-flow.h (blocks_in_phiopt_order): Declare.
3352 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
3353 (tree-ssa-ifcombine.o): New dependencies.
3355 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
3357 PR rtl-optimization/32293
3358 * combine.c (simplify_if_then_else): Truncate return from
3359 nonzero_bits() to correct mode.
3361 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
3363 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
3364 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
3366 2007-06-11 Diego Novillo <dnovillo@google.com>
3368 * Makefile.in (reload1.o-warn): Remove.
3370 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
3372 * combine.c (subst): Use reg_overlap_mentioned_p
3373 instead of comparing register numbers directly.
3375 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3377 * reload1.c (mark_home_live_1): Use the mode parameter.
3379 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3381 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
3382 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
3386 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
3388 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
3390 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3392 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
3393 from integer registers.
3394 (FP mode splitters): Handle TFmode.
3396 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
3398 * tree-ssa-structalias.c (find_what_p_points_to): Return false
3399 for ref-all pointers that point-to anything.
3401 2007-06-11 Joseph Myers <joseph@codesourcery.com>
3403 * config/arm/arm.c (arm_output_dwarf_dtprel,
3404 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
3406 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
3408 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
3409 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
3412 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
3414 * gcc/tree.c (signed_or_unsigned_type_for): New.
3415 (unsigned_type_for): Use signed_or_unsigned_type_for.
3416 (signed_type_for): Use signed_or_unsigned_type_for.
3417 * gcc/tree.h (signed_or_unsigned_type_for): New.
3418 (get_signed_or_unsigned_type): Remove.
3419 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
3420 lang_hooks.types.signed_type
3421 (size_diffop): Likewise.
3422 (all_ones_mask_p): Likewise.
3423 (build_range_check): Likewise.
3424 (fold_cond_expr_with_comparison): Likewise.
3425 (fold_cond_expr_with_comparison): Likewise.
3426 (unextend): Likewise.
3427 (extract_muldiv_1): Likewise.
3428 (fold_single_bit_test_into_sign_test): Likewise.
3429 (fold_binary): Likewise.
3430 (fold_ternary): Likewise.
3431 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
3432 instead of get_signed_or_unsigned_type.
3433 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
3434 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
3435 * gcc/expr.c (signed_or_unsigned_type_for): Use
3436 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
3437 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
3438 (lhd_signed_or_unsigned_type): Remove.
3439 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
3440 signed_or_unsigned_type.
3441 (lhd_signed_or_unsigned_type): Remove.
3442 * gcc/expmed.c (make_tree): Use signed_type_for instead of
3443 lang_hooks.types.signed_type.
3444 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
3445 c_common_signed_type instead of lang_hooks.types.signed_type.
3446 (c_common_unsigned_type): New.
3447 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
3448 (shorten_compare): Use c_common_unsigned_type instead of
3449 c_common_signed_or_unsigned_type.
3450 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
3452 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
3453 lang_hooks.types.signed_type.
3454 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
3455 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
3456 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
3457 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
3458 instead of unsigned_type_for.
3459 * gcc/c-decl.c (groakdeclarator): Likewise.
3460 * gcc/c-typeck.c (convert_for_assignment): Likewise.
3461 * gcc/c-common.h (c_common_unsigned_type): New.
3463 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3466 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
3467 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
3469 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3472 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
3473 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
3475 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
3476 Sebastian Pop <sebpop@gmail.com>
3478 * lambda-code.c (remove_iv): New.
3479 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
3481 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
3483 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
3484 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
3485 * tree-ssa-loop-prefetch.c: Include optabs.h.
3486 (FENCE_FOLLOWING_MOVNT): New macro.
3487 (struct mem_ref): Add independent_p and storent_p fields.
3488 (record_ref): Initalize the new fields.
3489 (gather_memory_references_ref): Return true if the reference
3491 (gather_memory_references): Check whether all memory accesses
3492 in loop were recorded.
3493 (should_issue_prefetch_p): Return false for nontemporal stores.
3494 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
3495 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
3496 (determine_loop_nest_reuse): Detect independent memory references.
3497 (loop_prefetch_arrays): Call mark_nontemporal_stores.
3498 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
3499 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
3500 * config/i386/i386.h (x86_mfence): Declare.
3501 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
3502 * config/i386/i386.c (x86_mfence): New variable.
3503 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
3505 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
3506 * optabs.c (init_optabs): Initialize storent_optab.
3507 * optabs.h (enum optab_index): Add OTI_storent.
3508 (storent_optab): Declare.
3509 * genopinit.c (optabs): Add initialization for storent_optab.
3510 * tree.h (MOVE_NONTEMPORAL): New macro.
3511 * expr.c (expand_assignment, store_expr, store_constructor_field,
3512 store_constructor, store_field, expand_expr_real_1): Propagate
3513 nontemporality of the expanded store.
3514 (emit_storent_insn): New function.
3515 * expr.h (expand_assignment, store_expr): Declaration changed.
3516 * function.c (assign_parm_setup_reg): Pass false as nontemporality
3517 to expand_assignment.
3518 * stmt.c (expand_asm_expr): Ditto.
3519 * calls.c (initialize_argument_information): Pass false as
3520 nontemporality to store_expr.
3521 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
3524 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
3526 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
3528 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
3530 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
3532 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
3533 and allow DECL_P here.
3535 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
3537 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
3538 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
3539 track of the size of the expression.
3540 * cfghooks.c (merge_blocks): Remove block from loops structure only
3541 after call of the merge_blocks hook.
3543 2007-06-09 Tom Tromey <tromey@redhat.com>
3545 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
3546 (deprecated_state): Removed.
3547 (start_decl): Update.
3548 (enum deprecated_states): Moved earlier.
3549 (groktypename): Update.
3550 (push_parm_decl): Likewise.
3551 (grokfield): Likewise.
3552 (start_function): Likewise.
3554 2007-06-09 Ian Lance Taylor <iant@google.com>
3556 PR tree-optimization/32169
3557 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
3558 CONVERT_EXPR, check whether min and max both converted to an
3559 overflow infinity representation.
3561 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
3563 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
3564 not inserted on the edge.
3566 2007-06-08 Bob Wilson <bob.wilson@acm.org>
3568 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
3569 instructions if they are supported.
3570 (__divsi3, __umodsi3, __modsi3): Likewise.
3571 (__ashldi3, __ashrdi3, __lshrdi3): New.
3572 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
3574 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
3575 Tony Linthicum <tony.linthicum@amd.com>
3577 * doc/invoke.texi: Add fvect-cost-model flag.
3578 * common.opt (fvect-cost-model): New flag.
3579 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
3580 cost fields in stmt_vec_info struct for STMT.
3581 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
3582 fields in stmt_vec_info struct and access functions for the same.
3583 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
3584 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
3585 load, store and vector to scalar operation.
3586 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
3587 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
3588 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
3589 (TARG_VEC_STORE_COST): Define cost of vector store.
3590 (vect_estimate_min_profitable_iters): Define new function.
3591 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
3592 check to evaluate if loop iterations are less than minimum profitable
3593 iterations determined by cost model or minimum vect loop bound defined
3594 by user, whichever is more conservative.
3595 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
3596 run-time check to evaluate if loop iterations are less than minimum
3597 profitable iterations determined by cost model or minimum vect loop
3598 bound defined by user, whichever is more conservative.
3599 (vect_estimate_min_profitable_iterations): New function to estimate
3600 mimimimum iterartions required for vector version of loop to be
3601 profitable over scalar version.
3602 (vect_model_reduction_cost): New function.
3603 (vect_model_induction_cost): New function.
3604 (vect_model_simple_cost): New function.
3605 (vect_cost_strided_group_size): New function.
3606 (vect_model_store_cost): New function.
3607 (vect_model_load_cost): New function.
3608 (vectorizable_reduction): Call vect_model_reduction_cost during
3610 (vectorizable_induction): Call vect_model_induction_cost during
3612 (vectorizable_load): Call vect_model_load_cost during analysis phase.
3613 (vectorizable_store): Call vect_model_store_cost during analysis phase.
3614 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
3615 vectorizable_promotion, vectorizable_demotion): Call
3616 vect_model_simple_cost during analysis phase.
3618 2007-06-08 Simon Baldwin <simonb@google.com>
3620 * reg-stack.c (get_true_reg): Readability change. Moved default case
3621 label into direct switch statement scope.
3623 2007-06-08 Simon Baldwin <simonb@google.com>
3625 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
3626 in gcc_assert() with '==' comparison.
3628 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3630 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
3631 TARGET_ABM handling of x86_popcnt variable.
3633 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3635 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
3636 __builtin_copysignq and __builtin_infq built-in functions.
3638 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3640 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
3641 SSE4.2 section. Correct built-in function names in SSE4A section.
3643 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3645 PR tree-optimization/32243
3646 * tree-vect-transform.c (vectorizable_type_promotion): Move check
3647 for ncopies after ratio check between nunits_out and nunits_in.
3648 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
3650 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
3652 PR tree-optimization/32224
3653 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
3654 vectorization upon a non GIMPLE_MODIFY_STMT.
3656 2007-06-08 Christian Bruel <christian.bruel@st.com>
3659 * config/sh/sh.md (doloop_end): New pattern and splitter.
3660 * loop-iv.c (simple_rhs_p): Check for hardware registers.
3662 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
3665 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
3667 (verify_dominators): Do not change dominance tree.
3669 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
3671 * config/sh/constraints.md: New file.
3672 * config/sh/sh.c: Include tm-constrs.h.
3673 (reg_class_from_letter): Remove.
3674 (prepare_cbranch_operands): Use satisfies_constraint_*
3675 function instead of macro.
3676 (andcosts, broken_move, sh_secondary_reload): Likewise.
3677 * config/sh/predicates.md (trapping_target_operand): Likewise.
3678 (and_operand, arith_operand, arith_reg_or_0_operand,
3679 cmp_operand, logical_operand, target_operand,
3680 ua_address_operand, ua_offset, xor_operand): Likewise.
3681 * config/sh/sh.md: Include constraints.md.
3682 (*movsicc_t_false): Use satisfies_constraint_* function
3684 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
3685 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
3686 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
3687 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
3688 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
3689 (REG_CLASS_FROM_CONSTRAINT): Remove.
3690 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
3691 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
3692 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
3693 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
3694 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
3695 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
3696 function instead of macro.
3697 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3698 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
3699 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
3700 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
3701 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
3702 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
3703 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
3704 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
3705 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
3706 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
3707 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
3708 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
3709 EXTRA_CONSTRAINT_STR): Likewise.
3710 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
3712 2007-06-07 Geoffrey Keating <geoffk@apple.com>
3714 * config/i386/darwin.h (STACK_BOUNDARY): Define.
3716 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
3719 * c-common.h (flag_cpp0x): Replaced by...
3720 (cxx_dialect): ... this new variable specifying the C++ dialect that
3722 * c-common.c (flag_cpp0x): Removed.
3723 (cxx_dialect): Defined.
3724 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
3726 * c-opts.c (c_common_post_options): Likewise.
3727 (set_std_cxx98): Set cxx_dialect to cxx98.
3728 (set_std_cxx0x): Set cxx_dialect to cxx0x.
3730 2007-06-07 Geoffrey Keating <geoffk@apple.com>
3731 Hui-May Chang <hm.chang@apple.com>
3733 * doc/invoke.texi (Darwin Options): Update documentation for
3734 -mmacosx-version-min.
3735 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
3736 * config/darwin-driver.c: New file.
3737 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
3738 * config/t-darwin (darwin-driver.o): New rule.
3740 * config/darwin-c.c (version_as_macro): Ignore low digit.
3742 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
3744 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
3745 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
3746 (CSGNMODE): New mode macro.
3747 (CSGNVMODE): New mode attribute.
3748 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
3749 expander using CSGNMODE mode macro. Handle TFmode.
3750 (copysign<mode>3_const): Rename from copysignsf3_const and
3751 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
3753 (copysign<mode>3_var): Rename from copysignsf3_var and
3754 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
3756 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
3757 mode macro. Handle TFmode.
3758 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
3759 (iortf3, *iortf3): Ditto.
3760 (xortf3, *xortf3): Ditto.
3761 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
3762 TFmode and TImode masks.
3763 (ix86_expand_copysign): Expand TFmode copysign insn.
3764 (IX86_BUILTIN_INFQ): New.
3765 (IX86_BUILTIN_FABSQ): Ditto.
3766 (IX86_BUILTIN_COPYSIGNQ): Ditto.
3767 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
3768 [__builtin_fabsq]: Ditto.
3769 [__builtin_copysignq]: Ditto.
3770 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
3771 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
3772 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
3773 ix86_expand_binop_builtin().
3775 2007-06-07 Bob Wilson <bob.wilson@acm.org>
3777 * config/xtensa/lib1funcs.asm: Clean up whitespace.
3779 2007-06-07 Steve Ellcey <sje@cup.hp.com>
3782 * rtl.h (push_to_sequence2): New.
3783 * emit-rtl.c (push_to_sequence2): New.
3784 * function.c (assign_parm_data_all): Add new fields.
3785 (assign_parm_setup_block): Call push_to_sequence2 instead of
3787 (assign_parm_setup_reg): Ditto.
3788 (assign_parm_setup_stack): Ditto.
3789 (assign_parms_unsplit_complex): Ditto.
3790 (assign_parms): Change field name.
3792 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
3794 PR tree-optimization/32220
3795 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
3796 phi node is reached before defining statement.
3798 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3801 * tree-vect-transform.c (vectorizable_call): Call update_stmt
3802 after changing the right hand side of the assignment.
3804 2007-06-06 Eric Christopher <echristo@apple.com>
3806 * config.gcc (i?86-*-darwin*): Remove arch parameter.
3807 (x86_64-*-darwin*): Ditto.
3808 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
3809 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
3811 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3813 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
3815 (add_key): Likewise.
3816 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
3817 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
3819 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
3821 (add_cost_one_coalesce): Likewise.
3822 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
3823 variable names. Rename orig to orig_name for consistency.
3824 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
3826 (cprop_into_successor_phis): Avoid using C++ keywords as variable
3828 (record_equivalences_from_stmt): Likewise.
3829 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
3830 the coding conventions.
3831 (memory_ssa_name_same): Likewise.
3832 (dse_optimize_stmt): Likewise.
3833 (dse_record_phis): Likewise.
3834 (dse_finalize_block): Likewise.
3835 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
3836 keywords as variable names.
3837 (may_move_till): Cast according to the coding conventions.
3838 (force_move_till_expr): Avoid using C++ keywords as variable names.
3839 (force_move_till): Cast according to the coding conventions.
3840 (memref_hash): Likewise.
3841 (memref_eq): Likewise.
3842 (gather_mem_refs_stmt): Likewise.
3843 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
3844 using C++ keywords as variable names.
3845 (idx_find_step): Cast according to the coding conventions.
3846 (idx_record_use): Likewise.
3847 (find_depends): Likewise.
3848 (prepare_decl_rtl): Likewise.
3849 (mbc_entry_hash): Likewise.
3850 (mbc_entry_eq): Likewise.
3851 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
3852 (simplify_replace_tree): Avoid using C++ keywords as variable names.
3853 (idx_infer_loop_bounds): Cast according to the coding conventions.
3854 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
3855 * tree-ssa-math-opts.c (occ_new ): Likwise.
3856 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
3858 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
3860 (add_use_op): Likewise.
3861 (add_vop): Likewise.
3862 (add_vuse_op): Likewise.
3863 (add_vdef_op): Likewise.
3864 (get_expr_operands): Likewise.
3865 (push_stmt_changes): Use type safe memory macros.
3866 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
3867 keywords as variable names.
3868 (conditional_replacement): Likewise.
3869 (minmax_replacement): Likewise.
3870 (abs_replacement): Likewise.
3871 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
3873 (insert_fake_stores): Avoid using C++ keywords as variable names.
3874 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
3876 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
3877 (heapvar_insert): Use type safe memory macros.
3878 (new_var_info): Cast according to the coding conventions.
3879 (new_constraint): Likewise.
3880 (remove_preds_and_fake_succs): Use type safe memory macros.
3881 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
3883 (thread_single_edge): Likewise.
3884 (thread_through_loop_header): Likewise.
3886 2007-06-06 Eric Christopher <echristo@apple.com>
3888 * config/i386/i386.c (override_options): Move handling
3889 of TARGET_SUBTARGET* earlier.
3891 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
3893 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
3896 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
3898 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
3899 emited outside of basic block.
3900 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
3902 * rtl.h (delete_insn_chain): Declaration changed.
3903 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
3905 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
3906 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
3907 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
3908 to delete_insn_chain.
3909 (rtl_verify_flow_info_1): Verify that the insns in header and footer
3910 do not have bb field set.
3911 (rtl_verify_flow_info): Verify that insns between basic blocks do not
3913 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
3914 * cfgcleanup.c (try_optimize_cfg): Ditto.
3916 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3918 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
3919 (lambda_body_vector_new): Use type safe memory macros.
3920 (lambda_linear_expression_new): Likewise.
3921 (lambda_loopnest_new): Likewise.
3922 (lambda_lattice_new): Likewise.
3923 (replace_uses_equiv_to_x_with_y): Cast according to the coding
3924 conventions. Use type safe memory macros.
3925 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
3926 (lambda_body_vector_s): Likewise.
3927 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
3928 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
3930 2007-06-06 Richard Guenther <rguenther@suse.de>
3932 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
3933 if we need to schedule cfg_cleanup.
3934 (tree_ssa_forward_propagate_single_use_vars): Do so.
3936 2007-06-06 Ian Lance Taylor <iant@google.com>
3938 * fold-const.c (merge_ranges): If range_successor or
3939 range_predecessor fail, just return 0.
3941 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3943 PR tree-optimization/32216
3944 * tree-vectorizer.c (supportable_widening_operation): Determine
3945 signedness of FIX_TRUNC_EXPR from output operand.
3946 (supportable_narrowing_operation): Ditto.
3947 * tree-vect-generic.c (expand_vector_operations_1): Determine
3948 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
3951 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3953 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
3954 (struct pta): ...from here. Change flags to unsigned to avoid
3955 excessive casting (as it is used as a bit mask).
3956 (override_options): Add casts according to the coding convenventions.
3957 (x86_64_elf_unique_section): Likewise.
3958 (examine_argument): Avoid using C++ keywords as variable names.
3959 (construct_container): Likewise.
3960 (legitimize_pic_address): Likewise.
3961 (get_dllimport_decl): Cast according to the coding conventions. Use
3962 type safe memory macros.
3963 (legitimize_address): Cast according to the coding conventions.
3964 (emit_i387_cw_initialization): Corrected the type of slot to enum
3966 (ix86_init_machine_status): Use type safe memory macros.
3967 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
3968 (bdesc_pcmpistr): Likewise.
3969 (bdesc_crc32): Likewise.
3970 (bdesc_sse_3arg): Likewise.
3971 (bdesc_2arg): Likewise.
3972 (bdesc_1arg): Likewise.
3973 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
3974 (ix86_expand_sse_pcmpistr): Likewise.
3975 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
3976 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
3977 int to match the langhook definition.
3978 (ix86_builtin_conversion): Change the type of code to unsigned init to
3979 match the langhook definition.
3980 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
3982 (ix86_preferred_output_reload_class): Likewise.
3983 (ix86_cannot_change_mode_class): Likewise.
3984 (ix86_memory_move_cost): Likewise.
3985 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
3986 avoid excessive casting later on.
3987 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
3989 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3991 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
3992 as flags setting insn.
3993 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
3995 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3997 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
3998 (UNSPEC_ROUND): New.
3999 ("sse4_1_round<mode>2"): New insn pattern.
4000 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
4002 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
4003 expander using SSEMODEF mode macro. Expand using
4004 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
4005 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
4006 expander using SSEMODEF mode macro. Expand using
4007 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
4008 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
4009 expander using SSEMODEF mode macro. Expand using
4010 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
4011 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
4012 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
4013 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
4016 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
4017 Sebastian Pop <sebpop@gmail.com>
4019 * lambda.h (build_linear_expr): New.
4020 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
4021 Use build_linear_expr, call fold and force_gimple_operand.
4022 (lambda_loopnest_to_gcc_loopnest): Check that there is
4023 something to insert.
4024 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
4026 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
4028 PR preprocessor/23479
4029 * doc/extend.texi: Document the 0b-prefixed binary integer
4032 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4034 PR tree-optimization/32215
4035 * tree-vectorizer.c (supportable_widening_operation): Return false
4036 for unsupported FIX_TRUNC_EXPR tree code.
4037 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
4039 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
4041 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
4042 register on SPE targets. Change documentation to reflect
4044 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
4045 Change FIXED_SCRATCH to 14 and document why we're keeping r14
4046 out of the register allocation pool.
4047 (rs6000_reg_live_or_pic_offset_p): New function.
4048 (rs6000_emit_prologue): Move the actual saving of LR up to free
4049 r0 for holding r11. Split saving of SPE 64-bit registers into
4050 its own case. Ensure that offsets will always be in-range for
4051 'evstdd' by using r11 as a scratch register to point at the start
4052 of the SPE save area. Save r11 if necessary, as it is the static
4054 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
4055 into its own case. Ensure that offsets will always be in-range
4056 for 'evldd' by using r11 as a scratch register to point at the
4057 start of the SPE save area. Also adjust r11 when restoring
4058 the stack pointer to compensate for pre-loading r11.
4060 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
4062 * cfg.c (init_flow): Use type safe memory macros.
4063 (alloc_block): Likewise.
4064 (unchecked_make_edge): Likewise.
4065 (dump_flow_info): Avoid using C++ keywords as variable names.
4066 (copy_original_table_clear): Cast according to the coding conventions.
4067 (copy_original_table_set): Likewise.
4068 * cfgexpand (label_rtx_for_bb): Likewise.
4069 (expand_gimple_basic_block): Likewise.
4070 * cfghooks.c (dump_bb): Likewise.
4071 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
4073 (lv_add_condition_to_bb): Likewise.
4074 * cfglayout (relink_block_chain): Cast according to the coding
4076 (fixup_reorder_chain): Likewise.
4077 (fixup_fallthru_exit_predecessor): Likewise.
4078 * cfgloop.c (glb_enum_p): Likewise.
4079 (get_exit_description): Likewise.
4080 (dump_recorded_exit): Likewise.
4081 * cfgloop.h (enum loop_estimation): Move out of struct scope...
4082 (struct loop): ... from here.
4083 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
4085 * cfgrtl.c (rtl_create_basic_block): Likewise.
4086 (rtl_split_block): Likewise.
4087 (rtl_dump_bb): Likewise.
4088 (cfg_layout_split_block): Likewise.
4089 (init_rtl_bb_info): Use typesafe memory macros.
4091 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
4092 * graphds.h: Updated all usages of edge to graph_edge.
4093 * graphds.c: Likewise.
4094 * cfgloopanal.c: Likewise.
4096 2007-06-05 Ian Lance Taylor <iant@google.com>
4098 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
4099 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
4100 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
4102 (test_for_singularity): Likewise.
4104 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
4106 * config/i386/constraints.md ("Y2"): Replaced by ...
4108 * config/i386/i386.md: Likewise.
4109 * config/i386/mmx.md: Likewise.
4110 * config/i386/sse.md: Likewise.
4112 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
4114 * config/i386/constraints.md ("z"): Replaced by ...
4116 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
4117 (sse4_1_blendvps): Likewise.
4118 (sse4_1_pblendvb): Likewise.
4119 (sse4_2_pcmpestr): Likewise.
4120 (sse4_2_pcmpestrm): Likewise.
4121 (sse4_2_pcmpestr_cconly): Likewise.
4122 (sse4_2_pcmpistr): Likewise.
4123 (sse4_2_pcmpistrm): Likewise.
4124 (sse4_2_pcmpistr_cconly): Likewise.
4126 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
4128 * matrix-reorg.c (transform_access_sites): Fix computation.
4129 (transform_allocation_sites): Same.
4131 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4133 * config/i386/i386.c (override_options): Use
4134 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
4136 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4138 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
4139 (nonimm_not_xmm0_operand): Ditto.
4140 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
4141 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
4142 as operand[2] predicate. Require "z" class XMM register for
4143 operand[3]. Adjust asm template.
4144 ("sse4_1_blendvpd"): Ditto.
4145 ("sse4_1_pblendvb"): Ditto.
4146 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
4147 force op2 into xmm0 register for variable blend instructions.
4149 2007-06-04 Tom Tromey <tromey@redhat.com>
4151 * c-tree.h (start_enum): Update.
4152 (build_enumerator): Likewise.
4153 * c-decl.c (enum_next_value): Removed.
4154 (enum_overflow): Likewise.
4155 (start_enum): Add c_enum_contents argument. Don't use globals.
4156 (build_enumerator): Likewise.
4157 * c-tree.h (struct c_enum_contents): New struct.
4159 2007-06-04 Tom Tromey <tromey@redhat.com>
4161 * c-common.c (c_common_get_alias_set): Fix indentation.
4163 2007-06-04 Ian Lance Taylor <iant@google.com>
4165 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
4166 to overflow, reduce overflow infinity to regular infinity.
4167 (vrp_var_may_overflow): New static function.
4168 (vrp_visit_phi_node): Check vrp_var_may_overflow.
4170 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
4172 * stor-layout.c (layout_type): Remove duplicate code.
4174 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
4177 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
4178 before build_common_builtin_nodes ().
4180 2007-06-04 Steve Ellcey <sje@cup.hp.com>
4183 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
4185 2007-06-04 Jan Hubicka <jh@suse.cz>
4187 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
4188 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
4189 instead of _stat version.
4191 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
4193 PR tree-optimization/32194
4194 * tree-predcom.c (determine_offset): Check that both references have
4197 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
4199 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
4200 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
4201 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
4202 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
4203 Add argument to iterate_fix_dominators call.
4204 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
4205 * gcse.c (hoist_code): Change domby to vector.
4206 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
4207 Add argument to iterate_fix_dominators call.
4208 * loop-doloop.c (doloop_modify): Changed recount_dominator to
4209 recompute_dominator.
4210 * lambda-code.c (perfect_nestify): Ditto.
4211 * cfgloopanal.c: Include graphds.h.
4212 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
4213 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
4214 (mark_irreducible_loops): Use graphds_scc. Remove argument from
4216 * graphds.c: New file.
4217 * graphds.h: New file.
4218 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
4219 (get_dominated_by, get_dominated_by_region): Change return type to
4221 (verify_dominators): Recompute all dominators and compare the results.
4222 (recount_dominator): Renamed to ...
4223 (recompute_dominator): ... this. Do not check that the block is
4225 (iterate_fix_dominators): Reimplemented.
4226 (prune_bbs_to_update_dominators, root_of_dom_tree,
4227 determine_dominators_for_sons): New functions.
4228 * et-forest.c (et_root): New function.
4229 * et-forest.h (et_root): Declare.
4230 * Makefile.in (graphds.o): Add.
4231 (cfgloopanal.o): Add graphds.h dependency.
4232 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
4233 * basic-block.h (get_dominated_by, get_dominated_by_region,
4234 iterate_fix_dominators): Declaration changed.
4235 (recount_dominator): Renamed to ...
4236 (recompute_dominator): ... this.
4237 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
4238 (thread_through_all_blocks): Do not free dominance info.
4240 2007-06-03 Andreas Schwab <schwab@suse.de>
4242 * config/m68k/m68k.c (override_options): Don't override
4244 * config/m68k/m68k-modes.def (SF, DF): Define to use
4245 motorola_single_format and motorola_double_format, resp.
4246 * real.c (motorola_single_format): Renamed from
4247 coldfire_single_format.
4248 (motorola_double_format): Renamed from coldfire_double_format.
4249 (encode_ieee_extended): Generate a proper canonical NaN image
4250 respecting canonical_nan_lsbs_set.
4251 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
4253 * real.h: Adjust declarations.
4255 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
4258 * config/sh/sh.md (symGOT_load): Don't schedule insns when
4259 the symbol is generated with the stack protector.
4261 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
4263 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
4264 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
4266 * doc/extend.texi (interrupt): Mention m68k.
4268 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
4270 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
4271 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
4272 (ix86_expand_sse_pcmpestr): Do not check operands for
4273 "register_operand", when insn operand predicate is "register_operand".
4274 (ix86_expand_sse_pcmpistr): Ditto.
4276 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
4277 Uros Bizjak <ubizjak@gmail.com>
4279 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
4280 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
4281 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
4282 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
4283 * config/i386/constraints.md ("z"): New register constraint
4284 for members of SSE_FIRST_REG class.
4285 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
4286 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
4287 SSE_FIRST_REG class.
4288 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
4289 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
4290 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
4291 (IX86_BUILTIN_PCMPESTRM128): Likewise.
4292 (IX86_BUILTIN_PCMPESTRA128): Likewise.
4293 (IX86_BUILTIN_PCMPESTRC128): Likewise.
4294 (IX86_BUILTIN_PCMPESTRO128): Likewise.
4295 (IX86_BUILTIN_PCMPESTRS128): Likewise.
4296 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
4297 (IX86_BUILTIN_PCMPISTRI128): Likewise.
4298 (IX86_BUILTIN_PCMPISTRM128): Likewise.
4299 (IX86_BUILTIN_PCMPISTRA128): Likewise.
4300 (IX86_BUILTIN_PCMPISTRC128): Likewise.
4301 (IX86_BUILTIN_PCMPISTRO128): Likewise.
4302 (IX86_BUILTIN_PCMPISTRS128): Likewise.
4303 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
4304 (struct builtin_description): Change "flag" field to unsigned.
4305 (bdesc_pcmpestr): New builtin description table.
4306 (bdesc_pcmpistr): Likewise.
4307 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
4308 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
4309 Initialize pcmp[ei]str[im] insns for SSE4.2.
4310 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
4311 (ix86_expand_sse_pcmpistr): Likewise.
4312 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
4313 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
4314 (UNSPEC_PCMPISTR): Likewise.
4315 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
4316 (sse4_2_pcmpestri):New isns pattern.
4317 (sse4_2_pcmpestrm): Likewise.
4318 (sse4_2_pcmpestr_cconly): Likewise.
4319 (sse4_2_pcmpistr): New insn patern and splitter.
4320 (sse4_2_pcmpistri):New isns pattern.
4321 (sse4_2_pcmpistrm): Likewise.
4322 (sse4_2_pcmpistr_cconly): Likewise.
4323 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
4326 2007-06-01 David Daney <ddaney@avtrex.com>
4328 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
4329 LOADGP_ABSOLUTE and not binds_local_p.
4331 2007-06-01 Geoffrey Keating <geoffk@apple.com>
4333 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
4335 2007-06-01 Ian Lance Taylor <iant@google.com>
4337 * tree-vrp.c (compare_name_with_value): Always set
4338 used_strict_overflow if we get a result from the variable itself.
4340 2007-06-01 Ian Lance Taylor <iant@google.com>
4342 PR rtl-optimization/31455
4343 * lower-subreg.c (find_decomposable_subregs): Don't decompose
4344 subregs which have a cast between modes which are not tieable.
4346 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
4348 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
4349 breaks after return statements.
4351 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
4353 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
4354 only after no_new_pseudos.
4356 2007-05-31 Eric Christopher <echristo@apple.com>
4358 * expr.c (convert_move): Assert that we don't have a BLKmode
4360 (store_expr): Handle BLKmode moves by calling emit_block_move.
4362 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
4364 * c-typeck.c (build_indirect_ref): Include type in error message.
4365 (build_binary_op): Pass types to binary_op_error.
4366 * c-common.c (binary_op_error): Take two type arguments, print out
4368 * c-common.h (binary_op_error): Update prototype.
4370 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
4372 * config/i386/i386.c: Correct coments on -mno-sse4.
4374 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
4376 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
4377 (x86_64-*-*): Likewise.
4378 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
4379 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
4380 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
4381 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
4382 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
4383 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
4384 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
4385 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
4386 (OPTION_MASK_ISA_SSE4): Likewise.
4387 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
4388 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
4389 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
4390 (override_options): Support SSE4.2.
4391 (ix86_build_const_vector): Support SImode and DImode.
4392 (ix86_build_signbit_mask): Likewise.
4393 (ix86_expand_int_vcond): Support V2DImode.
4394 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
4395 (IX86_BUILTIN_CRC32HI): Likewise.
4396 (IX86_BUILTIN_CRC32SI): Likewise.
4397 (IX86_BUILTIN_CRC32DI): Likewise.
4398 (IX86_BUILTIN_PCMPGTQ): Likewise.
4399 (bdesc_crc32): Likewise.
4400 (bdesc_sse_3arg): Likewise.
4401 (ix86_expand_crc32): Likewise.
4402 (ix86_init_mmx_sse_builtins): Support SSE4.2.
4403 (ix86_expand_builtin): Likewise.
4404 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
4405 __SSE4_2__ for -msse4.2.
4406 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
4407 (CRC32MODE): Likewise.
4408 (crc32modesuffix): Likewise.
4409 (crc32modeconstraint): Likewise.
4410 (sse4_2_crc32<mode>): Likewise.
4411 (sse4_2_crc32di): Likewise.
4412 * config/i386/i386.opt (msse4.2): New for SSE4.2.
4414 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
4415 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
4416 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
4417 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
4418 (vcondu<mode>): Likewise.
4419 * doc/extend.texi: Document SSE4.2 built-in functions.
4420 * doc/invoke.texi: Document -msse4.2/-msse4.
4422 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
4424 PR tree-optimization/32160
4425 * tree-predcom.c (predcom_tmp_var): New function. Mark created
4426 variable as gimple reg.
4427 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
4429 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
4431 * gcc.c (main): Don't consider linker options when issuing the
4432 warning about a linker input file not being used.
4434 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4436 * tree-vrp.c (compare_names): Initialize sop.
4438 2007-05-30 Dirk Mueller <dmueller@suse.de>
4440 * cgraphunit.c (cgraph_analyze_function): Remove
4441 computation of inline parameters.
4443 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4445 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
4447 2007-05-30 Richard Sandiford <richard@codesourcery.com>
4449 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
4450 Add vx-common.h. Include vxworks.h between vx-common.h and
4452 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
4454 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
4455 (TARGET_ASM_DESTRUCTOR): Likewise.
4456 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
4457 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
4458 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
4459 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
4460 (VXWORKS_ENDIAN_SPEC): Define.
4461 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
4462 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
4463 VXWORKS_* equivalents.
4464 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
4465 (ASM_FILE_START): Delete.
4466 (TARGET_VERSION): Reformat.
4467 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
4468 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
4469 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
4470 (FPBIT, DPBIT): Define.
4471 (fp-bit.c, dp-bit.c): New rules.
4472 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
4473 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
4474 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
4475 * config/arm/arm.h: Include vxworks-dummy.h.
4476 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
4477 Mark with ATTRIBUTE_UNUSED.
4478 (arm_override_options): Do not allow VxWorks RTP PIC to be used
4479 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
4480 make it incompatible with -msingle-pic-base.
4481 (arm_function_ok_for_sibcall): Return false for calls that might
4482 go through a VxWorks PIC PLT entry.
4483 (require_pic_register): New function, split out from...
4484 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
4486 (arm_load_pic_register): Handle the VxWorks RTP initialization
4487 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
4488 (arm_emit_call_insn): New function.
4489 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
4490 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
4491 (pic_offset_arm): New pattern.
4492 (call, call_value): Use arm_emit_call_insn.
4493 (call_internal, call_value_internal): New expanders.
4494 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
4495 VxWorks unless __PIC__.
4497 2007-05-30 Eric Christopher <echristo@gmail.com>
4499 * genrecog.c: Include regs.h in generated file.
4500 * genemit.c: Ditto. Fix up formatting.
4501 * config/mn10300/constraints.md: New.
4502 * config/mn10300/mn10300.md: Include.
4503 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
4504 Fix up for removed macro.
4505 * config/mn10300/predicates.md (call_address_operand): Ditto.
4506 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
4507 (CONST_OK_FOR_I): Ditto.
4508 (CONST_OK_FOR_J): Ditto.
4509 (CONST_OK_FOR_K): Ditto.
4510 (CONST_OK_FOR_L): Ditto.
4511 (CONST_OK_FOR_M): Ditto.
4512 (CONST_OK_FOR_N): Ditto.
4513 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
4517 (EXTRA_CONSTRAINT): Ditto.
4519 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4521 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
4523 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
4524 OPTION_MASK_ISA_64BIT.
4525 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
4527 2007-05-30 Richard Guenther <rguenther@suse.de>
4530 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
4531 types for comparison.
4532 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
4533 with original typed arguments.
4534 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
4536 2007-05-30 Jakub Jelinek <jakub@redhat.com>
4538 PR tree-optimization/31769
4539 * except.c (duplicate_eh_regions): Clear prev_try if
4540 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
4542 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
4544 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
4545 * tree-ssa-sink.c (statement_sink_location): Return basic block and
4546 bsi of the location where statements should be inserted.
4547 (sink_code_in_bb): Take bsi from statement_sink_location.
4548 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
4549 instead of bsi_start.
4550 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
4552 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
4553 (bsi_move_before): Document inconsistency with bsi_move_after.
4554 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
4556 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4558 * config/i386/i386.h (TARGET_ABM): New define.
4559 (TARGET_POPCNT): Ditto.
4560 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
4561 New temporary defines to redefine from OPTION_ISA_* defines.
4562 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
4563 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
4564 (ix86_isa_flags): New extern int declaration.
4565 (TARGET_SUBTARGET_DEFAULT): New define.
4566 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
4567 (TARGET_SUBTARGET32_DEFAULT): Ditto.
4568 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
4569 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
4570 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
4571 * config/i386/darwin.h: Change TARGET_64BIT define to
4574 * config/i386/i386.opt (m3dnowa): Define as undocumented option
4575 using existing "ix86_isa_flags" varible.
4576 (m32, m64): Use existing "ix86_isa_flags" variable.
4577 (mmmx, m3dnow): Ditto.
4578 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
4579 (mabm): Define as non-negative option using "x86_abm" variable.
4580 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
4582 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
4583 Rewrite feature test bitmap.
4584 (ix86_isa_flags): New initialized global int varible.
4585 (ix86_isa_flags_explicit): New static int variable.
4586 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
4587 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
4588 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
4589 target_flags_explicit.
4590 (override_options): Remove "target_enable" and "target_disable" fields
4591 from "struct ptt". Update processor_target_table accordingly. Remove
4592 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
4593 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
4594 "target_flags" and "ix86_isa_flags_explicit" instead of
4595 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
4596 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
4597 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
4598 to true when either of PTA_POPCNT or PTA_ABM is set in
4599 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
4600 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
4601 processor_alias_table flags entry. Remove handling of
4602 "target_enable" and "target_disable" fields of processor_target_table.
4603 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
4604 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
4605 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
4606 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
4607 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
4609 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
4611 2007-05-29 David Daney <ddaney@avtrex.com>
4614 * config/mips/mips.c (mips_output_mi_thunk): Emit
4615 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
4617 2007-05-29 Hui-May Chang <hm.chang@apple.com>
4618 * config/i386/i386.c (ix86_function_regparm): Added checking of
4619 ix86_force_align_arg_pointer to determine the number of
4620 register parameters.
4622 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
4624 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
4625 (SET_DR_MISALIGNMENT): New.
4626 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
4627 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
4628 Use SET_DR_MISALIGNMENT.
4629 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
4631 * tree-data-ref.c (create_data_ref, compute_all_dependences,
4632 find_loop_nest): Export.
4633 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
4634 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
4635 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
4636 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
4638 (struct mem_ref): Add field reuse_distance.
4639 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
4640 Initialize reuse_distance field.
4641 (issue_prefetch_ref): Select temporality of prefetch according to
4643 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
4644 self_reuse_distance, determine_loop_nest_reuse): New functions.
4645 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
4646 (tree_ssa_prefetch_arrays): Dump L2 cache size.
4647 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
4650 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
4652 * tree-ssa-alias.c: Add aliasing overview.
4654 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
4655 Danny Smith <dannysmith@users.sourceforge.net>
4658 * config/i386/t-crtfm: Compile crtfastmath.o with
4659 -minline-all-stringops.
4660 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
4661 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
4663 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4665 * doc/md.texi: Document constraints on HP PA-RISC.
4667 * pa/constraints.md: New file.
4668 * pa.md: Include constraints.md.
4669 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
4670 (integer_store_memory_operand, ldil_cint_p): New functions.
4671 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
4672 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
4673 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
4674 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
4675 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
4677 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
4680 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
4681 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
4682 case POSTDECREMENT_EXPR>): Return the error_mark_node
4683 if either the real or imaginary parts would an
4686 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
4688 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
4689 name when we remove it from a call.
4691 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
4693 * targhooks.c (default_narrow_bitfield): Remove.
4694 * targhooks.h: Remove the prototype for
4695 default_narrow_bitfield.
4697 * langhooks-def.h: Remove the prototype for
4698 hook_get_alias_set_0.
4699 * langhooks.c (hook_get_alias_set_0): Remove.
4701 * global.c (EXECUTE_IF_CONFLICT): Remove.
4703 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4706 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
4707 return true when truth_value_p is true and the type
4710 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
4712 * doc/install.texi (Prerequisites): We no longer require Autoconf
4713 2.13 for the top-level.
4715 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
4717 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
4718 memory access via x86_expand_vector_move_misalign() only for
4719 TImode values on 32-bit targets.
4721 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
4723 * matrix-reorg.c: New file. Implement matrix flattening and
4724 transposing optimization.
4725 * tree-pass.h: Add matrix reorg pass.
4726 * common.opt: Add fipa-mreorg flag.
4727 * Makefile.in: Add matrix-reorg.c.
4728 * passes.c: Add matrix reorg pass.
4729 * varpool.c (add_new_static_var): New function.
4730 * cgraph.h (add_new_static_var): Declare.
4732 2007-05-27 Eric Christopher <echristo@apple.com>
4734 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
4735 sp_offset depending on stack size. Save r12 depending
4736 on registers we're saving later.
4737 (rs6000_emit_epilogue): Update sp_offset depending only
4740 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
4742 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
4743 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
4744 * ifcvt.c (if_convert): Ditto.
4745 * tree-ssa-threadupdate.c (thread_block): Ditto.
4746 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
4747 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
4748 verify_loop_closed_ssa): Check number_of_loops instead of
4750 * predict.c (tree_estimate_probability): Ditto.
4751 * tree-if-conv.c (main_tree_if_conversion): Ditto.
4752 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
4753 * modulo-sched.c (sms_schedule): Ditto.
4754 * tree-scalar-evolution.c (scev_const_prop): Ditto.
4755 (scev_finalize): Do not do anything if scev analysis was not
4757 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
4758 current_loops == NULL.
4759 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
4760 * loop-init.c (loop_optimizer_init): Do not free current_loops when
4762 (loop_optimizer_finalize): Assert that loops were analyzed.
4763 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
4764 rtl_doloop): Check number_of_loops instead of current_loops.
4765 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
4766 current_loops == NULL.
4767 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
4768 gate_tree_vectorize tree_linear_transform, check_data_deps,
4769 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
4770 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
4771 Check number_of_loops instead of current_loops.
4772 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
4773 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
4774 free loops if available.
4775 (execute_pre): Do not pass do_fre to fini_pre.
4777 2007-05-27 Tobias Burnus <burnus@net-b.de>
4780 * real.c (mpfr_from_real): Fix sign of -Inf.
4782 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
4784 * tree-vect-transform.c (vectorizable_conversion): Initialize
4785 tree_code variables to ERROR_MARK.
4786 (vectorizable_type_demotion): Likewise.
4787 (vectorizable_type_promotion): Likewise.
4789 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
4792 * config/i386/i386.md (movti): Handle push operands via
4795 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
4797 * basic-block.h: Remove the prototype for merge_seq_blocks.
4798 * cfgcleanup.c (merge_seq_blocks): Remove.
4800 * tree-flow.h: Remove the prototype for is_aliased_with.
4801 * tree-ssa-alias.c (is_aliased_with): Remove.
4803 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
4805 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
4807 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
4809 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
4810 ix86_expand_sse4_unpack if SSE4.1 is enabled.
4811 (vec_unpacks_hi_v16qi): Likewise.
4812 (vec_unpacku_lo_v16qi): Likewise.
4813 (vec_unpacks_lo_v16qi): Likewise.
4814 (vec_unpacku_hi_v8hi): Likewise.
4815 (vec_unpacks_hi_v8hi): Likewise.
4816 (vec_unpacku_lo_v8hi): Likewise.
4817 (vec_unpacks_lo_v8hi): Likewise.
4818 (vec_unpacku_hi_v4si): Likewise.
4819 (vec_unpacks_hi_v4si): Likewise.
4820 (vec_unpacku_lo_v4si): Likewise.
4821 (vec_unpacks_lo_v4si): Likewise.
4823 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
4825 * c-typeck.c, config/arm/arm.c, config/darwin.c,
4826 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
4827 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
4828 follow spelling conventions in various
4829 warning/error/diagnostic messages.
4831 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
4832 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
4833 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
4834 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
4835 tree-vrp.c: Fix comment typos. Follow spelling conventions.
4836 * doc/tm.texi: Follow spelling conventions.
4838 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4841 * tree-ssa-forwprop.c
4842 (forward_propagate_addr_into_variable_array_index): Remove
4843 the lhs argument. Use the type of def_rhs instead of lhs.
4844 (forward_propagate_addr_expr_1): Update use of
4845 forward_propagate_addr_into_variable_array_index.
4847 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
4848 Nigel Stephens <nigel@mips.com>
4850 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
4851 function attributes, "far" being an alias for "long_call".
4852 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
4853 (mips_near_type_p, mips_far_type_p): New.
4854 (mips_comp_type_attributes): New function to check that attributes
4855 attached to a function type are compatible.
4856 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
4857 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
4858 to the target function of the thunk.
4859 (mips_encode_section_info): Check for "near" and "far" function
4860 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
4862 * config/mips/predicates.md (const_call_insn_operand): Test only
4863 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
4865 * doc/extend.texi (Function Attributes): Document MIPS "near" and
4868 * testsuite/gcc.target/mips/near-far-1.c: New test case.
4869 * testsuite/gcc.target/mips/near-far-2.c: New test case.
4870 * testsuite/gcc.target/mips/near-far-3.c: New test case.
4871 * testsuite/gcc.target/mips/near-far-4.c: New test case.
4873 2007-05-25 Eric Christopher <echristo@apple.com>
4875 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
4876 to x86-darwin configurations.
4877 * config/i386/t-darwin: Add softfp support.
4878 * config/i386/t-darwin64: Ditto.
4879 * config/i386/sfp-machine.h: If mach then don't use
4880 aliasing, emit a stub to call.
4882 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
4884 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
4885 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
4886 tree-predcom.c, tree-ssa-alias-warnings.c,
4887 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
4888 comment typos. Follow spelling conventions.
4889 * doc/cpp.texi, doc/invoke.texi: Fix typos.
4891 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
4894 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
4895 constants into memory. Expand unaligned memory references for
4896 SSE modes via x86_expand_vector_move_misalign() function.
4898 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
4900 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
4901 "memory" attribute for "sseishft" type insn without operands[2].
4903 2007-05-25 Dirk Mueller <dmueller@suse.de>
4904 Marcus Meissner <meissner@suse.de>
4906 * doc/extend.texi (alloc_size): New attribute.
4907 * c-common.c (handle_alloc_size_attribute): New.
4908 * tree-object-size.c (alloc_object_size): Use alloc_size
4909 attribute, if available.
4911 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
4913 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
4915 (__builtin_ia32_vec_ext_v2di): Likewise.
4916 (__builtin_ia32_vec_ext_v4si): Likewise.
4917 (__builtin_ia32_vec_ext_v8hi): Likewise.
4918 (__builtin_ia32_vec_ext_v16qi): Likewise.
4919 (__builtin_ia32_vec_set_v8hi): Likewise.
4921 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
4923 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
4925 2007-05-25 Richard Sandiford <richard@codesourcery.com>
4927 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
4928 (arm_is_longcall_p): Rename to...
4929 (arm_is_long_call_p): ...this. Take a single tree argument and
4931 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
4932 (CUMULATIVE_ARGS): Remove call_cookie.
4933 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
4934 (ENCODED_LONG_CALL_ATTR_P): Delete.
4935 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
4936 LONG_CALL_FLAG_CHAR cases.
4937 (ARM_DECLARE_FUNCTION_SIZE): Delete.
4938 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
4939 ARM_DECLARE_FUNCTION_SIZE.
4940 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
4941 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
4942 (arm_encode_call_attribute, current_file_function_operand): Delete.
4943 (arm_function_in_section_p): New function.
4944 (arm_is_longcall_p): Rename to...
4945 (arm_is_long_call_p): ...this. Take the target function as a single
4946 argument and return a bool. Do not rely on call cookies. Check
4947 whether the target symbol is in the same section as the current
4948 function, not just the same compilation unit.
4949 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
4950 (arm_encode_section_info): Don't encode a call type.
4951 * config/arm/arm.md (call, call_value): Update calls to
4952 arm_is_long(_)call_p. Simplify logic.
4953 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
4954 Update calls to arm_is_long(_)call_p.
4956 2007-05-25 Richard Guenther <rguenther@suse.de>
4958 PR tree-optimization/31982
4959 * tree-ssa-forwprop.c
4960 (forward_propagate_addr_into_variable_array_index): Handle arrays
4961 with element size one.
4963 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
4965 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
4966 (umulsi3_highpart): Likewise.
4968 2007-05-24 Ian Lance Taylor <iant@google.com>
4970 PR rtl-optimization/32069
4971 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
4974 2007-05-24 Ollie Wild <aaw@google.com>
4976 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
4979 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
4981 * postreload-gcse.c (reg_changed_after_insn_p): New function.
4982 (oprs_unchanged_p): Use it to check all registers in a REG.
4983 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
4984 (reg_set_between_after_reload_p): Delete.
4985 (reg_used_between_after_reload_p): Likewise.
4986 (reg_set_or_used_since_bb_start): Likewise.
4987 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
4988 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
4989 Use reg_set_between_p instead of reg_set_between_after_reload_p.
4990 * rtlanal.c (reg_set_p): Check whether REG overlaps
4991 regs_invalidated_by_call, rather than just checking the
4992 membership of REGNO (REG).
4994 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
4996 * doc/passes.texi: Document predictive commoning.
4997 * doc/invoke.texi (-fpredictive-commoning): Document.
4998 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
4999 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
5000 adding indices to the generated name.
5001 (schedule_sm): Pass 0 to get_lsm_tmp_name.
5002 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
5003 * tree-pretty-print.c (op_symbol_1): Renamed to ...
5004 (op_symbol_code): ... and exported.
5005 (dump_omp_clause, op_symbol): Use op_symbol_code
5006 instead of op_symbol_1.
5007 * tree-pass.h (pass_predcom): Declare.
5008 * timevar.def (TV_PREDCOM): New timevar.
5009 * tree-ssa-loop.c (run_tree_predictive_commoning,
5010 gate_tree_predictive_commoning, pass_predcom): New.
5011 * tree-data-ref.c (find_data_references_in_loop): Find the
5012 references in dominance order.
5013 (canonicalize_base_object_address): Ensure that the result has
5015 (dr_analyze_innermost): Export.
5016 (create_data_ref): Code to fail for references with invariant
5018 (find_data_references_in_stmt): ... here.
5019 * tree-data-ref.h (dr_analyze_innermost): Declare.
5020 * tree-affine.c: Include tree-gimple.h and hashtab.h.
5021 (aff_combination_find_elt, name_expansion_hash,
5022 name_expansion_eq, tree_to_aff_combination_expand,
5023 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
5025 * tree-affine.h (aff_combination_constant_multiple_p,
5026 tree_to_aff_combination_expand): Declare.
5027 * tree-predcom.c: New file.
5028 * common.opt (fpredictive-commoning): New option.
5029 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
5030 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
5031 * Makefile.in (tree-predcom.o): Add.
5032 (tree-affine.o): Add TREE_GIMPLE_H dependency.
5033 * passes.c (init_optimization_passes): Add dceloop after
5034 copy propagation in loop optimizer. Add predictive commoning
5035 to loop optimizer passes.
5037 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5039 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
5042 2007-05-24 Jan Hubicka <jh@suse.cz>
5044 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
5046 (genheader): Include statistics.h.
5048 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
5050 * print-rtl.c (flag_dump_unnumbered): Update comments.
5051 (print_rtl): Fix my previous change.
5052 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
5055 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
5058 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
5060 (thread_through_all_blocks): Call initialize_original_copy_tables
5061 and free_original_copy_tables.
5062 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
5064 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
5065 * cfghooks.c (duplicate_block): Use get_loop_copy.
5066 * cfg.c: Include cfgloop.h.
5067 (loop_copy): New hash table.
5068 (initialize_original_copy_tables): Initialize loop_copy table.
5069 (free_original_copy_tables): Free loop_copy table.
5070 (copy_original_table_clear, copy_original_table_set,
5071 set_loop_copy, get_loop_copy): New functions.
5072 (set_bb_original, set_bb_copy): Use copy_original_table_set.
5073 * cfgloop.h (struct loop): Remove copy field.
5074 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
5075 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
5077 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5079 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
5080 -msse/-msse2/-msse3.
5082 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5084 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
5085 __builtin_ia32_vec_set_v2di with MASK_64BIT.
5087 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
5090 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
5091 * targhooks.h (default_mangle_decl_assembler_name): Declare
5093 * targhooks.c (default_mangle_decl_assembler_name): Define
5095 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
5097 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
5098 * langhooks.c (lhd_set_decl_assembler_name): Call
5099 targetm.mangle_decl_assembler_name for names with global scope.
5101 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
5103 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
5104 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
5106 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
5107 New. Factored out of i386_pe_encode_section_info.
5108 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
5109 Move check for prior decoration of stdcall
5110 symbols to i386_pe_encode_section_info.
5111 (i386_pe_encode_section_info): Adjust call to
5112 gen_stdcall_or_fastcall_suffix. Use
5113 i386_pe_maybe_mangle_decl_assembler_name, if needed.
5114 (i386_pe_mangle_decl_assembler_name): New. Wrap
5115 i386_pe_maybe_mangle_decl_assembler_name.
5117 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
5119 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
5120 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
5121 * langhooks.c (get_signed_or_unsigned_type): Don't check for
5122 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
5123 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
5126 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
5127 Nigel Stephens <nigel@mips.com>
5128 Richard Sandiford <richard@codesourcery.com>
5130 Fix up MIPS16 hard float and add support for complex.
5132 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
5133 (TARGET_SOFT_FLOAT_ABI): New.
5134 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
5135 __mips_soft_float to reflect the ABI in use, not whether the
5136 FPU is directly accessible (e.g., in MIPS16 mode).
5137 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
5138 (UNITS_PER_FPVALUE): Likewise.
5140 * config/mips/mips.c (mips_expand_call): Remove redundant
5141 TARGET_MIPS16 check.
5142 (mips_arg_regno): New.
5143 (function_arg_advance): When setting bits in cum->fp_code for
5144 MIPS16, don't subtract 1 from cum->arg_number, since it is now
5146 (function_arg): Use mips_arg_regno.
5147 (mips_return_mode_in_fpr_p): New.
5148 (mips16_call_stub_mode_suffix): New.
5149 (mips16_cfun_returns_in_fpr_p): New.
5150 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
5151 (mips_output_function_prologue): Test mips16_hard_float, not
5152 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
5153 (mips_expand_epilogue): Call MIPS16 helper routines to copy
5154 return value into a floating-point register.
5155 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
5156 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
5157 (mips16_fp_args): Handle MIPS32r2 ISA which supports
5158 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
5159 word of double arguments from or to the high bits of 64-bit
5160 floating point registers.
5161 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
5162 (mips16_fpret_double): New helper function.
5163 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
5164 support for complex modes. Fill in DECL_RESULT for stubdecl.
5165 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
5167 * config/mips/mips16.S
5168 (RET, ARG1, ARG2): New.
5169 (MERGE_GPRf, MERGE_GPRt): New.
5170 (DELAYt, DELAYf): New.
5171 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
5172 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
5173 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
5174 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
5175 (SFOP): Renamed to...
5176 (OPSF3): This, and macro-ified. Updated all uses.
5177 (SFOP2): Renamed to...
5178 (OPSF2): This, and macro-ified. Updated all uses.
5179 (SFCMP): Renamed to...
5180 (CMPSF): This, and macro-ified. Updated all uses.
5181 (SFREVCMP): Renamed to...
5182 (REVCMPSF): This, and macro-ified. Updated all uses.
5183 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
5184 (LDDBL1, LDDBL2, RETDBL): Deleted.
5185 (DFOP): Renamed to...
5186 (OPDF3): This, and macro-ified. Updated all uses.
5187 (DFOP2): Renamed to...
5188 (OPDF2): This, and macro-ified. Updated all uses.
5189 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
5190 (DFCMP): Renamed to...
5191 (CMPDF): This, and macro-ified. Updated all uses.
5192 (DFREVCMP): Renamed to...
5193 (REVCMPDF): This, and macro-ified. Updated all uses.
5194 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
5195 (RET_FUNCTION): New.
5196 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
5197 (__mips16_ret_sc, __mips16_ret_dc): New.
5198 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
5199 STUB_ARGS_6, STUB_ARGS_10): New.
5200 (CALL_STUB_NO_RET): New.
5201 (__mips16_call_stub_1): Macro-ified.
5202 (__mips16_call_stub_5): Macro-ified.
5203 (__mips16_call_stub_2): Macro-ified.
5204 (__mips16_call_stub_6): Macro-ified.
5205 (__mips16_call_stub_9): Macro-ified.
5206 (__mips16_call_stub_10): Macro-ified.
5207 (CALL_STUB_RET): New.
5208 (__mips16_call_stub_sf_0): Macro-ified.
5209 (__mips16_call_stub_sf_1): Macro-ified.
5210 (__mips16_call_stub_sf_5): Macro-ified.
5211 (__mips16_call_stub_sf_2): Macro-ified.
5212 (__mips16_call_stub_sf_6): Macro-ified.
5213 (__mips16_call_stub_sf_9): Macro-ified.
5214 (__mips16_call_stub_sf_10): Macro-ified.
5215 (__mips16_call_stub_df_0): Macro-ified.
5216 (__mips16_call_stub_df_1): Macro-ified.
5217 (__mips16_call_stub_df_5): Macro-ified.
5218 (__mips16_call_stub_df_2): Macro-ified.
5219 (__mips16_call_stub_df_6): Macro-ified.
5220 (__mips16_call_stub_df_9): Macro-ified.
5221 (__mips16_call_stub_df_10): Macro-ified.
5222 (__mips16_call_stub_sc_0): New.
5223 (__mips16_call_stub_sc_1): New.
5224 (__mips16_call_stub_sc_5): New.
5225 (__mips16_call_stub_sc_2): New.
5226 (__mips16_call_stub_sc_6): New.
5227 (__mips16_call_stub_sc_9): New.
5228 (__mips16_call_stub_sc_10): New.
5229 (__mips16_call_stub_dc_0): New.
5230 (__mips16_call_stub_dc_1): New.
5231 (__mips16_call_stub_dc_5): New.
5232 (__mips16_call_stub_dc_2): New.
5233 (__mips16_call_stub_dc_6): New.
5234 (__mips16_call_stub_dc_9): New.
5235 (__mips16_call_stub_dc_10): New.
5237 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
5238 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
5239 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
5241 2007-05-23 Ian Lance Taylor <iant@google.com>
5243 * doc/invoke.texi (Invoking GCC): Document that the order of the
5246 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
5249 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
5250 * config/score/predicate.md (const_pow2, const_npow2): Remove.
5251 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
5255 * config/score/score.c (score_print_operand): Make sure that only
5256 lower bits are used.
5258 2007-05-22 Ian Lance Taylor <iant@google.com>
5260 * tree-vrp.c (avoid_overflow_infinity): New static function,
5261 broken out of set_value_range_to_value.
5262 (set_value_range_to_value): Call avoid_overflow_infinity.
5263 (extract_range_from_assert): Likewise.
5265 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
5268 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
5269 change the type before looking for a COMPOUND_EXPR.
5271 2007-05-22 Ian Lance Taylor <iant@google.com>
5273 * lower-subreg.c (decompose_multiword_subregs): If we change an
5274 insn, call remove_retval_note on it.
5276 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
5278 * regs.h (end_hard_regno): New function.
5279 (END_HARD_REGNO, END_REGNO): New macros.
5280 (add_to_hard_reg_set): New function.
5281 (remove_from_hard_reg_set): Likewise.
5282 (in_hard_reg_set_p): Likewise.
5283 (overlaps_hard_reg_set_p): Likewise.
5284 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
5285 (note_btr_set): Use END_HARD_REGNO.
5286 * caller-save.c (setup_save_areas): Use end_hard_regno.
5287 (mark_set_regs): Use END_HARD_REGNO.
5288 (add_stored_regs): Use end_hard_regno.
5289 (mark_referenced_regs): Use add_to_hard_reg_set.
5290 * combine.c (update_table_tick): Use END_REGNO.
5291 (record_value_for_reg): Likewise.
5292 (record_dead_and_set_regs): Likewise.
5293 (get_last_value_validate): Likewise.
5294 (use_crosses_set_p): Likewise.
5295 (reg_dead_at_p_1): Likewise.
5296 (reg_dead_at_p): Likewise.
5297 (mark_used_regs_combine): Use add_to_hard_reg_set.
5298 (move_deaths): Use END_HARD_REGNO.
5299 (reg_bitfield_target_p): Use end_hard_regno.
5300 (distribute_notes): Use END_HARD_REGNO.
5301 * cse.c (mention_regs): Use END_REGNO.
5302 (insert): Use add_to_hard_reg_set.
5303 (invalidate): Use END_HARD_REGNO.
5304 (invalidate_for_call): Likewise.
5305 (exp_equiv_p): Use END_REGNO.
5306 (cse_insn): Likewise.
5307 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
5308 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
5309 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
5310 * function.c (keep_stack_depressed): Use end_hard_regno.
5311 * global.c (global_alloc): Use end_hard_regno.
5312 (global_conflicts): Use add_to_hard_reg_set instead of
5314 (find_reg): Likewise.
5315 (mark_reg_store): Likewise.
5316 (mark_reg_conflicts): Likewise.
5317 (mark_reg_death): Use remove_from_hard_reg_set.
5318 (mark_reg_live_nc): Delete.
5319 (set_preference): Use end_hard_regno.
5320 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
5321 remove_from_hard_reg_set.
5322 (post_mark_life): Use add_to_hard_reg_set.
5323 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
5324 (reg_becomes_live): Use add_to_hard_reg_set.
5325 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
5326 (peep2_find_free_register): Use add_to_hard_reg_set.
5327 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
5328 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
5329 * regrename.c (note_sets): Use add_to_hard_reg_set.
5330 (clear_dead_regs): Use remove_from_hard_reg_set.
5331 (regrename_optimize): Use add_to_hard_reg_set.
5332 (find_oldest_value_reg): Use in_hard_reg_set_p.
5333 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
5334 (hard_reg_set_here_p): Use end_hard_regno.
5335 (decompose): Likewise.
5336 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
5337 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
5338 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
5339 (mark_home_live): Use end_hard_regno.
5340 (spill_hard_reg): Likewise.
5341 (clear_reload_reg_in_use): Likewise.
5342 * reorg.c (delete_prior_computation): Use END_REGNO.
5343 * resource.c (update_live_status): Use END_HARD_REGNO.
5344 (mark_referenced_resources): Use add_to_hard_reg_set.
5345 (mark_set_resources): Likewise.
5346 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
5347 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
5348 (reg_overlap_mentioned_p): Likewise.
5349 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
5350 (covers_regno_no_parallel_p): Use END_REGNO.
5351 (find_regno_note): Likewise.
5352 (find_reg_fusage): Use END_HARD_REGNO.
5353 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
5354 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
5356 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
5358 * mode-switching.c (reg_dies): Change type of second argument to
5360 (optimize_mode_switching): Update accordingly.
5362 2007-05-22 Richard Sandiford <richard@codesourcery.com>
5364 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
5366 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
5367 (hard_reg_set_empty_p): ...these new functions.
5368 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
5369 GO_IF_HARD_REG_SUBSET.
5370 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
5371 instead of GO_IF_HARD_REG_EQUAL.
5372 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
5373 instead of GO_IF_HARD_REG_EQUAL.
5374 * global.c (find_reg): Use hard_reg_set_empty_p instead of
5375 GO_IF_HARD_REG_SUBSET.
5376 (modify_reg_pav): Use hard_reg_set_empty_p instead of
5377 GO_IF_HARD_REG_EQUAL.
5378 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
5379 of GO_IF_HARD_REG_SUBSET.
5380 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
5381 instead of GO_IF_HARD_REG_EQUAL.
5382 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
5383 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
5384 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
5385 of GO_IF_HARD_REG_SUBSET,
5386 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
5387 GO_IF_HARD_REG_SUBSET.
5388 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
5389 instead of GO_IF_HARD_REG_EQUAL.
5390 * config/sh/sh.c (push_regs, calc_live_regs): Use
5391 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
5392 (hard_regs_intersect_p): Delete.
5394 2007-05-22 Janis Johnson <janis187@us.ibm.com>
5396 * doc/sourcebuild.texi (Test Directives) Add dg-message.
5398 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
5399 Richard Henderson <rth@redhat.com>
5401 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
5403 (x86_64-*-*): Likewise.
5405 * i386/i386-modes.def (V2QI): New.
5407 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
5409 (override_options): Support SSE4.1.
5410 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
5411 (IX86_BUILTIN_BLENDPS): Likewise.
5412 (IX86_BUILTIN_BLENDVPD): Likewise.
5413 (IX86_BUILTIN_BLENDVPS): Likewise.
5414 (IX86_BUILTIN_PBLENDVB128): Likewise.
5415 (IX86_BUILTIN_PBLENDW128): Likewise.
5416 (IX86_BUILTIN_DPPD): Likewise.
5417 (IX86_BUILTIN_DPPS): Likewise.
5418 (IX86_BUILTIN_INSERTPS128): Likewise.
5419 (IX86_BUILTIN_MOVNTDQA): Likewise.
5420 (IX86_BUILTIN_MPSADBW128): Likewise.
5421 (IX86_BUILTIN_PACKUSDW128): Likewise.
5422 (IX86_BUILTIN_PCMPEQQ): Likewise.
5423 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
5424 (IX86_BUILTIN_PMAXSB128): Likewise.
5425 (IX86_BUILTIN_PMAXSD128): Likewise.
5426 (IX86_BUILTIN_PMAXUD128): Likewise.
5427 (IX86_BUILTIN_PMAXUW128): Likewise.
5428 (IX86_BUILTIN_PMINSB128): Likewise.
5429 (IX86_BUILTIN_PMINSD128): Likewise.
5430 (IX86_BUILTIN_PMINUD128): Likewise.
5431 (IX86_BUILTIN_PMINUW128): Likewise.
5432 (IX86_BUILTIN_PMOVSXBW128): Likewise.
5433 (IX86_BUILTIN_PMOVSXBD128): Likewise.
5434 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
5435 (IX86_BUILTIN_PMOVSXWD128): Likewise.
5436 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
5437 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
5438 (IX86_BUILTIN_PMOVZXBW128): Likewise.
5439 (IX86_BUILTIN_PMOVZXBD128): Likewise.
5440 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
5441 (IX86_BUILTIN_PMOVZXWD128): Likewise.
5442 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
5443 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
5444 (IX86_BUILTIN_PMULDQ128): Likewise.
5445 (IX86_BUILTIN_PMULLD128): Likewise.
5446 (IX86_BUILTIN_ROUNDPD): Likewise.
5447 (IX86_BUILTIN_ROUNDPS): Likewise.
5448 (IX86_BUILTIN_ROUNDSD): Likewise.
5449 (IX86_BUILTIN_ROUNDSS): Likewise.
5450 (IX86_BUILTIN_PTESTZ): Likewise.
5451 (IX86_BUILTIN_PTESTC): Likewise.
5452 (IX86_BUILTIN_PTESTNZC): Likewise.
5453 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
5454 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
5455 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
5456 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
5457 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
5459 (bdesc_sse_3arg): Likewise.
5460 (bdesc_2arg): Likewise.
5461 (bdesc_1arg): Likewise.
5462 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
5464 (ix86_expand_sse_4_operands_builtin): New.
5465 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
5466 smaller than 8 bits as the 2nd arg.
5467 (ix86_expand_sse_ptest): New.
5468 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
5469 (ix86_expand_vector_set): Support SSE4.1.
5470 (ix86_expand_vector_extract): Likewise.
5472 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
5473 __SSE4_1__ for -msse4.1.
5475 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
5476 (UNSPEC_INSERTPS): Likewise.
5477 (UNSPEC_DP): Likewise.
5478 (UNSPEC_MOVNTDQA): Likewise.
5479 (UNSPEC_MPSADBW): Likewise.
5480 (UNSPEC_PHMINPOSUW): Likewise.
5481 (UNSPEC_PTEST): Likewise.
5482 (UNSPEC_ROUNDP): Likewise.
5483 (UNSPEC_ROUNDS): Likewise.
5485 * config/i386/i386.opt (msse4.1): New for SSE4.1.
5487 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
5488 (const_pow2_1_to_32768_operand): Likewise.
5490 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
5493 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
5495 (sse4_1_insertps): Likewise.
5496 (*sse4_1_extractps): Likewise.
5497 (sse4_1_ptest): Likewise.
5498 (sse4_1_mulv2siv2di3): Likewise.
5499 (*sse4_1_mulv4si3): Likewise.
5500 (*sse4_1_smax<mode>3): Likewise.
5501 (*sse4_1_umax<mode>3): Likewise.
5502 (*sse4_1_smin<mode>3): Likewise.
5503 (*sse4_1_umin<mode>3): Likewise.
5504 (sse4_1_eqv2di3): Likewise.
5505 (*sse4_1_pinsrb): Likewise.
5506 (*sse4_1_pinsrd): Likewise.
5507 (*sse4_1_pinsrq): Likewise.
5508 (*sse4_1_pextrb): Likewise.
5509 (*sse4_1_pextrb_memory): Likewise.
5510 (*sse4_1_pextrw_memory): Likewise.
5511 (*sse4_1_pextrq): Likewise.
5512 (sse4_1_blendpd): Likewise.
5513 (sse4_1_blendps): Likewise.
5514 (sse4_1_blendvpd): Likewise.
5515 (sse4_1_blendvps): Likewise.
5516 (sse4_1_dppd): Likewise.
5517 (sse4_1_dpps): Likewise.
5518 (sse4_1_movntdqa): Likewise.
5519 (sse4_1_mpsadbw): Likewise.
5520 (sse4_1_packusdw): Likewise.
5521 (sse4_1_pblendvb): Likewise.
5522 (sse4_1_pblendw): Likewise.
5523 (sse4_1_phminposuw): Likewise.
5524 (sse4_1_extendv8qiv8hi2): Likewise.
5525 (*sse4_1_extendv8qiv8hi2): Likewise.
5526 (sse4_1_extendv4qiv4si2): Likewise.
5527 (*sse4_1_extendv4qiv4si2): Likewise.
5528 (sse4_1_extendv2qiv2di2): Likewise.
5529 (*sse4_1_extendv2qiv2di2): Likewise.
5530 (sse4_1_extendv4hiv4si2): Likewise.
5531 (*sse4_1_extendv4hiv4si2): Likewise.
5532 (sse4_1_extendv2hiv2di2): Likewise.
5533 (*sse4_1_extendv2hiv2di2): Likewise.
5534 (sse4_1_extendv2siv2di2): Likewise.
5535 (*sse4_1_extendv2siv2di2): Likewise.
5536 (sse4_1_zero_extendv8qiv8hi2): Likewise.
5537 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
5538 (sse4_1_zero_extendv4qiv4si2): Likewise.
5539 (*sse4_1_zero_extendv4qiv4si2): Likewise.
5540 (sse4_1_zero_extendv2qiv2di2): Likewise.
5541 (*sse4_1_zero_extendv2qiv2di2): Likewise.
5542 (sse4_1_zero_extendv4hiv4si2): Likewise.
5543 (*sse4_1_zero_extendv4hiv4si2): Likewise.
5544 (sse4_1_zero_extendv2hiv2di2): Likewise.
5545 (*sse4_1_zero_extendv2hiv2di2): Likewise.
5546 (sse4_1_zero_extendv2siv2di2): Likewise.
5547 (*sse4_1_zero_extendv2siv2di2): Likewise.
5548 (sse4_1_roundpd): Likewise.
5549 (sse4_1_roundps): Likewise.
5550 (sse4_1_roundsd): Likewise.
5551 (sse4_1_roundss): Likewise.
5552 (mulv4si3): Don't expand for SSE4.1.
5553 (smax<mode>3): Likewise.
5554 (umaxv4si3): Likewise.
5555 (uminv16qi3): Likewise.
5556 (umin<mode>3): Likewise.
5557 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
5559 * doc/extend.texi: Document SSE4.1 built-in functions.
5561 * doc/invoke.texi: Document -msse4.1.
5563 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
5565 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
5566 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
5567 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
5568 (ASM_SPEC): Add asm_pcrel_spec.
5569 (EXTRA_SPECS): Add asm_pcrel_spec.
5571 2007-05-21 David Daney <ddaney@avtrex.com>
5573 * doc/install.texi (Building a cross compiler): Add requirements
5574 for Java cross compiler.
5576 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5579 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
5580 Add loopno argument. Use evolution_function_is_invariant_rec_p
5581 instead of evolution_function_is_constant_p.
5582 Update calls to evolution_function_is_affine_multivariate_p.
5583 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
5584 Add loopno argument.
5585 * tree-scalar-evolution.c (gather_chrec_stats): Call
5586 evolution_function_is_affine_multivariate_p with a loop
5588 * tree-data-ref.c (analyze_miv_subscript): Likewise.
5589 (analyze_overlapping_iterations): Likewise.
5590 (access_functions_are_affine_or_constant_p): Likewise.
5591 (build_classic_dist_vector_1): If the access functions
5592 are equal, don't do anything.
5594 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
5595 Paolo Carlini <pcarlini@suse.de>
5596 Uros Bizjak <ubizjak@gmail.com>
5598 * c-cppbuiltin.c (c_cpp_builtins): Define
5599 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
5600 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
5601 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
5602 * doc/cpp.texi ([Standard Predefined Macros]): Document.
5604 2007-05-21 Mike Stump <mrs@apple.com>
5606 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
5608 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
5610 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
5612 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
5613 implementation if __OPTIMIZE__ is not defined.
5614 (_mm_alignr_pi8): Ditto.
5615 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
5616 (_mm_inserti_si64): Ditto.
5617 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
5618 (_mm_slli_epi16): Ditto.
5619 (_mm_slli_epi32): Ditto.
5620 (_mm_slli_epi64): Ditto.
5621 (_mm_srai_epi16): Ditto.
5622 (_mm_srai_epi32): Ditto.
5623 (_mm_srli_si128): Ditto.
5624 (_mm_slli_si128): Ditto.
5625 (_mm_srli_epi16): Ditto.
5626 (_mm_srli_epi32): Ditto.
5627 (_mm_srli_epi64): Ditto.
5628 (_mm_extract_epi16): Ditto.
5629 (_mm_insert_epi16): Ditto.
5630 (_mm_shufflehi_epi16): Ditto.
5631 (_mm_shufflelo_epi16): Ditto.
5632 (_mm_shuffle_epi32): Ditto.
5633 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
5635 (_mm_insert_pi16): Ditto.
5637 (_mm_shuffle_pi16): Ditto.
5639 (_mm_shufle_ps): Ditto.
5640 (_mm_prefetch): Ditto.
5642 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
5644 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
5645 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
5646 * real.c (encode_i370_single, decode_i370_single,
5647 encode_i370_double, decode_i370_double): Functions removed.
5648 (i370_single_format, i370_double_format): Initializations removed.
5649 (real_maxval, round_for_format, exact_real_truncate, significand_size):
5650 Consider the log2_b field to always be one.
5651 (ieee_single_format, mips_single_format, coldfire_single_format,
5652 ieee_double_format, mips_double_format, coldfire_double_format,
5653 ieee_extended_motorola_format, ieee_extended_intel_96_format,
5654 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
5655 ibm_extended_format, mips_extended_format, ieee_quad_format,
5656 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
5657 decimal_single_format, decimal_double_format, decimal_quad_format,
5658 c4x_single_format, c4x_extended_format, real_internal_format): Remove
5659 initialization of log2_b.
5660 * real.h (i370_single_format, i370_double_format): Declarations
5662 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
5663 field to always be one.
5665 2007-05-21 Andreas Schwab <schwab@suse.de>
5667 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
5668 NOTE_INSN_BASIC_BLOCK_P.
5669 (process_for_unwind_directive): Likewise.
5671 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
5673 * builtins.c (expand_builtin_setjmp_setup): Update comment.
5674 * function.h (struct function): Move va_list_gpr_size,
5675 va_list_fpr_size, function_frequency to front of bitfields. Add
5677 (current_function_calls_unwind_init): New.
5678 * except.c (expand_builtin_unwind_init): Set
5679 current_function_calls_unwind_init not
5680 current_function_has_nonlocal_label.
5681 * reload1.c (has_nonexceptional_receiver): New.
5682 (reload): Use it and current_function_calls_unwind_init to
5683 determine whether call-saved regs must be saved.
5685 2007-05-20 Jan Hubicka <jh@suse.cz>
5687 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
5688 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5689 * ddg.c (create_ddg): LIkewise.
5690 * final.c (final): Remove hunk moving line number notes around since
5691 they are no longer present at this stage.
5692 (final_scan_insn): Use NOTE_KIND instead of
5693 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5694 (output_asm_label): Likewise.
5695 * reorg.c (dbr_schedule): Likewise.
5696 * haifa-sched.c (unlink_other_notes): Likewise.
5697 * mode-switching.c (optimize_mode_switching): Likewise.
5698 * graph.c (start_bb): Likewise.
5699 * rtl.def (NOTE): Update description.
5700 * jump.c (squeeze_notes): Delete.
5701 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
5702 NOTE_INSN_BASIC_BLOCK_P when possible.
5703 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
5704 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
5705 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5706 (dwarf2out_var_location): Likewise.
5707 * cfgbuild.c (make_edges): Likewise.
5708 (find_basic_blocks_1): Likewise.
5709 * function.c (reorder_blocks_1): Likewise.
5710 (epilogue_done): Likewise.
5711 (reposition_prologue_and_epilogue_notes): Likewise.
5712 * print-rtl.c (print_rtx): Likewise; drop code for printing
5714 (print_rtl): Likewise.
5715 (print_rtl_single): Likewise.
5716 * gcse.c (insert_insn_start_bb): Likewise.
5717 * alias.c (init_alias_analysis): Likewise.
5718 * calls.c (fixup_tail_calls): Likewise.
5719 * except.c (sjlj_emit_function_enter): Likewise.
5720 * emit-rtl.c (add_insn_after): Likeiwse.
5721 (emit_label_before): Likewise.
5722 (emit_label_after): Likewise.
5723 (emit_note_before, emit_note_after, emit_note): Update
5724 parameter to be enum insn_note; do not deal with source
5726 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
5727 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
5729 (merge_blocks_move_successor_nojumps): Simplify now when
5730 we don't have BLOCK notes.
5731 (try_optimize_cfg): Likewise.
5732 * cfglayout.c (skip_insns_after_block): Likewise.
5733 (record_effective_endpoints): Likewise.
5734 (duplicate_insn_chain): Likewise.
5735 * varasm.c (output_constant_pool_1): Likewise.
5736 * sched-deps.c (sched_analyze): Likewise.
5737 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
5739 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
5740 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
5741 (SET_INSN_DELETED): Simplify.
5742 (NOTE_LINE_NUMBER): Exterminate.
5743 (NOTE_LINE_KIND): New.
5744 (NOTE_INSN_BASIC_BLOCK_P): Update.
5745 (enum insn_note): Simplify.
5746 (GET_NOTE_INSN_NAME) Simplify.
5747 (emit_note_before, emit_note_after, emit_note): Update prototype.
5748 (squeeze_notes): Remove.
5749 * sched-int.h (NOTE_NOT_BB_P): Update.
5750 * resource.c (mark_target_live_regs): Update.
5751 * sched-rgn.c (debug_dependencies): Update.
5752 * sched-vis.c (print_insn): Update.
5753 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
5754 * config/i386/i386.c (ix86_output_function_epilogue): Update.
5755 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
5756 (TARGET_ADJUST_UNROLL_MAX): Likewise.
5757 (split_branches): Update.
5758 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
5760 (sh_adjust_unroll_max): Exterminate.
5761 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
5762 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
5763 (m68hc11_reorg): Likewise.
5764 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
5765 (emit_predicate_relation_info): Update.
5766 (process_for_unwind_directive): Update.
5767 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
5768 (output_call): Update.
5769 * config/pa/pa.c (output_lbranch): Update.
5770 (output_millicode_call): Update.
5771 (output_call): Update.
5772 (pa_combine_instructions): Update.
5773 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
5774 * config/bfin/bfin.c (gen_one_bundle): Update.
5775 * cfgrtl.c (can_delete_note_p): Update.
5776 (delete_insn): Update.
5777 (rtl_merge_blocks): Update.
5778 (commit_one_edge_insertion): Update.
5779 (rtl_verify_flow_info): Update.
5780 * stmt.c (expand_case): Do not call squeeze_notes.
5782 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5789 * c.opt (Wtype-limits): New.
5790 * doc/invoke.texi (Wtype-limits): Document it.
5791 (Wextra): Enabled by -Wextra.
5792 * c-opts.c (c_common_post_options): Enabled by -Wextra.
5793 * c-common.c (shorten_compare): Warn with Wtype-limits.
5795 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
5797 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
5798 inlined function, not as a macro.
5799 (_mm_alignr_pi8): Ditto.
5800 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
5801 (_mm_inserti_si64): Ditto.
5802 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
5803 (_mm_extract_epi16): Ditto.
5804 (_mm_insert_epi16): Ditto.
5805 (_mm_shufflehi_epi16): Ditto.
5806 (_mm_shufflelo_epi16): Ditto.
5807 (_mm_shuffle_epi32): Ditto.
5808 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
5809 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
5811 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
5813 (_m_to_float): Use C89 compatible assignment.
5815 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
5818 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
5820 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5823 * doc/invoke.texi (Wreturn-type): Complete description.
5824 (Wextra): Delete item about return-type warning.
5825 * c-decl.c: Delete redundant Wextra warning.
5827 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
5830 * config/i386/pmmintrin.h: Do not include xmmintrin.h
5831 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
5832 inlined function, not as a macro.
5833 (_mm_prefetch): Ditto.
5835 (_mm_insert_pi16): Ditto.
5837 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
5838 (_m_pshufw): Ditto. Add const to __N argument.
5839 (_mm_shufle_ps): Ditto. Add const to __mask argument.
5840 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
5841 (_mm_slli_epi32): Ditto.
5842 (_mm_srli_si128): Implement as always inlined function, not as a
5843 macro. Add __inline to function declaration.
5844 (_mm_slli_si128): Ditto.
5846 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
5848 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
5849 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
5851 (struct fenv): New structure.
5852 (FP_HANDLE_EXCEPTIONS): New define.
5853 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
5854 (_FP_DECL_EXP): New define.
5855 (FP_INIT_ROUNDMODE): New define.
5856 (FP_ROUNDMODE): New define.
5858 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5860 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
5861 (Wconversion): Update description.
5862 (Wconversion-sign): New.
5863 * c.opt (Wconversion-sign): New.
5864 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
5865 means disabled for C++. Otherwise, take the status of Wconversion.
5866 * c-common.c (conversion_warning): Warn with either Wconversion or
5868 (warnings_for_convert_and_check): Conditions are already checked by
5870 (convert_and_check): Don't check warnings if the conversion failed.
5872 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
5873 Anatoly Sokolov <aesok@dol.ru>
5875 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
5876 avr_epilogue_uses) : Add declaration.
5877 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
5878 * config/avr/constraints.md (R): New constraint.
5879 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
5880 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
5881 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
5882 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
5883 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
5884 call_prologue_saves, epilogue_restores, return_from_epilogue,
5885 return_from_main_epilogue, return_from_interrupt_epilogue,
5886 return_from_naked_epilogue, prologue, epilogue): New patterns.
5887 (jump): Handle symbol reference.
5888 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
5889 avr_output_function_prologue, avr_output_function_epilogue): Remove
5891 (avr_init_machine_status, expand_prologue, expand_epilogue,
5892 avr_asm_function_end_prologue, avr_epilogue_uses,
5893 avr_asm_function_begin_epilogue): New functions.
5894 (prologue_size, epilogue_size, jump_tables_size): Remove global
5896 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
5897 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
5898 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
5899 (avr_override_options): Initialise init_machine_status.
5900 (output_movhi): Handle all stack pointer loads.
5901 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
5902 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
5903 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
5904 (EPILOGUE_USES) Redefine.
5905 (machine_function) Declare.
5907 2007-05-19 Richard Sandiford <richard@codesourcery.com>
5909 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
5910 Use a single return statement.
5912 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5915 * builtins.c (do_mpfr_lgamma_r): New.
5916 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
5917 * tree.h (CASE_FLT_FN_REENT): New.
5919 2007-05-18 Geoffrey Keating <geoffk@apple.com>
5921 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
5922 (output_die): Use 'unsigned long' with %x.
5923 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
5924 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
5925 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
5927 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
5929 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
5934 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
5935 true if function has no argument.
5937 2007-05-18 DJ Delorie <dj@redhat.com>
5939 * config/mips/mips.c (mips_offset_within_alignment_p): New.
5940 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
5942 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
5944 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
5945 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
5946 count_trailing_zeros.
5947 (__i386__): Implement count_leading_zeros using __builtin_clz().
5948 Implement count_trailing_zeros usign __builtin_ctz().
5950 2007-05-18 Richard Sandiford <richard@codesourcery.com>
5952 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
5954 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
5957 * expr.c (emit_move_change_mode): Change mode of push operands here.
5959 2007-05-17 Ian Lance Taylor <iant@google.com>
5961 PR tree-optimization/31953
5962 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
5964 (set_value_range_to_null): Call set_value_range_to_value.
5965 (extract_range_from_comparison): Likewise.
5967 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5969 * toplev.c (print_version): Output GMP/MPFR version info.
5971 * builtins.c (CASE_MATHFN_REENT): New macro.
5972 (mathfn_built_in): Use it.
5973 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
5974 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
5975 BUILT_IN_LGAMMAL_R): New.
5976 * doc/extend.texi: Document new builtins.
5979 * builtins.c (do_mpfr_remquo): New.
5980 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
5981 (fold_builtin_3): Handle BUILT_IN_REMQUO.
5984 * builtins.c (fold_builtin_1): Handle y0, y1.
5985 (fold_builtin_2): Handle yn.
5988 * builtins.c (do_mpfr_bessel_n): New.
5989 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
5990 (fold_builtin_2): Handle BUILT_IN_JN.
5992 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
5995 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
5996 TYPE_PRECISION (intmax_type_node).
5998 2007-05-17 Steve Ellcey <sje@cup.hp.com>
6001 * reload.c (subst_reloads): Remove checking.
6003 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
6005 PR rtl-optimization/31691
6006 * combine.c (simplify_set): Build a new src pattern instead of
6007 substituting its operands in the COMPARE case.
6009 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
6011 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
6012 (execute_vrp): Preserve loops through jump threading.
6013 * tree-ssa-threadupdate.c (thread_single_edge,
6014 dbds_continue_enumeration_p, determine_bb_domination_status,
6015 thread_through_loop_header): New functions.
6016 (create_edge_and_update_destination_phis,
6017 create_edge_and_update_destination_phis): Set loops for the new blocks.
6018 (prune_undesirable_thread_requests): Removed.
6019 (redirect_edges): Do not pretend that redirect_edge_and_branch can
6021 (thread_block): Do not call prune_undesirable_thread_requests.
6023 (mark_threaded_blocks): Select edges to thread here.
6024 (thread_through_all_blocks): Take may_peel_loop_headers argument.
6025 Thread edges through loop headers independently.
6026 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
6027 * tree-pass.h (TODO_mark_first_instance): New.
6028 (first_pass_instance): Declare.
6029 * cfghooks.c (duplicate_block): Put the block to the original loop
6030 if copy is not specified.
6031 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
6032 jump threading. Pass may_peel_loop_headers to
6033 thread_through_all_blocks according to first_pass_instance.
6034 * cfgloop.h (create_preheader): Declare.
6035 * tree-flow.h (thread_through_all_blocks): Declaration changed.
6036 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
6037 * passes.c (first_pass_instance): New variable.
6038 (next_pass_1): Set TODO_mark_first_instance.
6039 (execute_todo): Set first_pass_instance.
6041 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
6043 PR tree-optimization/24659
6044 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
6045 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
6046 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
6047 OTI_vec_pack_ufix_trunc.
6048 (vec_unpacks_float_hi_optab): Define new macro.
6049 (vec_unpacks_float_lo_optab): Ditto.
6050 (vec_unpacku_float_hi_optab): Ditto.
6051 (vec_unpacku_float_lo_optab): Ditto.
6052 (vec_pack_sfix_trunc_optab): Ditto.
6053 (vec_pack_ufix_trunc_optab): Ditto.
6054 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
6055 and vec_pack_[s|u]fix_trunc_optab using
6056 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
6057 * tree-vectorizer.c (supportable_widening_operation): Handle
6058 FLOAT_EXPR and CONVERT_EXPR. Update comment.
6059 (supportable_narrowing_operation): New function.
6060 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
6061 * tree-vect-transform.c (vectorizable_conversion): Handle
6062 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
6063 (vect_gen_widened_results_half): Move before vectorizable_conversion.
6064 (vectorizable_type_demotion): Call supportable_narrowing_operation()
6065 to check for target support.
6066 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
6067 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
6068 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
6069 for VEC_PACK_FIX_TRUNC_EXPR.
6070 (expand_binop): Special case mode of the result for
6071 vec_pack_[u|s]fix_trunc_optab.
6072 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
6073 vec_pack_[u|s]fix_trunc_optab.
6075 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
6076 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
6077 * tree-pretty-print.c (dump_generic_node): Handle
6078 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
6079 VEC_PACK_FIX_TRUNC_EXPR.
6081 * expr.c (expand_expr_real_1): Ditto.
6082 * tree-inline.c (estimate_num_insns_1): Ditto.
6083 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
6085 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
6086 (vec_unpacks_float_lo_v8hi): Ditto.
6087 (vec_unpacku_float_hi_v8hi): Ditto.
6088 (vec_unpacku_float_lo_v8hi): Ditto.
6089 (vec_unpacks_float_hi_v4si): Ditto.
6090 (vec_unpacks_float_lo_v4si): Ditto.
6091 (vec_pack_sfix_trunc_v2df): Ditto.
6093 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
6095 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
6096 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
6097 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
6098 [vec_pack_ufix_trunc]: Ditto.
6099 [vec_unpacks_float_hi]: Ditto.
6100 [vec_unpacks_float_lo]: Ditto.
6101 [vec_unpacku_float_hi]: Ditto.
6102 [vec_unpacku_float_lo]: Ditto.
6104 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
6106 * soft-fp/README: Update for new files.
6107 * soft-fp/floattisf.c: New file.
6108 * soft-fp/floattidf.c: New file.
6109 * soft-fp/floattitf.c: New file.
6110 * soft-fp/floatuntisf.c: New file.
6111 * soft-fp/floatuntidf.c: New file.
6112 * soft-fp/floatuntitf.c: New file.
6113 * soft-fp/fixsfti.c: New file.
6114 * soft-fp/fixdfti.c: New file.
6115 * soft-fp/fixtfti.c: New file.
6116 * soft-fp/fixunssfti.c: New file.
6117 * soft-fp/fixunsdfti.c: New file.
6118 * soft-fp/fixunstfti.c: New file.
6119 * soft-fp/extendxftf.c: New file.
6120 * soft-fp/trunctfxf.c: New file.
6122 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
6123 (__trunctfxf2): Ditto.
6125 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
6126 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
6127 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
6128 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
6129 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
6130 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
6132 * config/i386/t-fprules-softfp64: New file.
6133 * config/i386/sfp-machine.h: New file.
6134 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
6135 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
6136 and soft-fp/t-softfp to tmake_file.
6137 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
6138 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
6140 * config/i386/t-linux64 (softfp_wrap_start): New.
6141 (softfp_wrap_end): New.
6142 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
6143 supported for TARGET_64BIT.
6145 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
6147 * c-common.c (c_common_signed_or_unsigned_type): Emulate
6148 c_common_unsigned_type behavior.
6150 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
6152 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
6155 2007-05-16 Eric Christopher <echristo@apple.com>
6157 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
6158 saving after stack push. Set sp_offset whenever we push.
6159 (rs6000_emit_epilogue): Move altivec register restore before
6162 2007-05-16 Richard Sandiford <richard@codesourcery.com>
6164 * configure.ac: Allow sysroots to be relocated under $prefix as
6165 well as $exec_prefix.
6166 * configure: Regenerate.
6168 2007-05-16 Richard Sandiford <richard@codesourcery.com>
6172 2007-05-12 Richard Sandiford <richard@codesourcery.com>
6174 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6175 (gcc_tooldir): Likewise.
6176 * configure: Regenerate.
6177 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6178 old configure.ac gcc_tooldir setting.
6179 (prefix_to_exec_prefix): New variable.
6180 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6181 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6183 2007-05-14 Janis Johnson <janis187@us.ibm.com>
6185 * c-typeck.c (build_binary_op): Return early for error.
6187 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
6189 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
6190 struct nb_iter_bound.
6191 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
6192 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
6193 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
6194 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
6195 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
6196 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
6197 (del_scev_info): Use ggc_free.
6198 (scev_initialize): Allocate scalar_evolution_info in gc memory.
6199 * loop-init.c: Include ggc.h.
6200 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
6201 (loop_optimizer_finalize): Use ggc_free.
6202 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
6203 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
6204 pass_iv_optimize): Add TODO_ggc_collect.
6205 * function.h (struct function): Remove skip marker from
6207 * cfgloop.c: Include ggc.h.
6208 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
6210 (establish_preds): Vector superloops is gc allocated.
6211 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
6213 (flow_loops_find): Vector larray is gc allocated.
6214 (loop_exit_free): Use ggc_free.
6215 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
6216 that head of exits list is now not a part of struct loop.
6217 (record_loop_exits): Allocate exits table in gc memory.
6218 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
6219 that head of exits list is now not a part of struct loop.
6220 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
6221 struct loop_exit): Add GTY marker.
6222 (struct loop): Add GTY marker. Make superloops vector gc allocated.
6223 Add skip marker to aux field. Make head of exits list a separate
6225 (struct loops): Add GTY marker. Make larray vector gc allocated.
6226 Add param marker to exits table.
6227 (get_loops): Type changed.
6228 * Makefile.in (tree-scalar-evolution.o): Add
6229 gt-tree-scalar-evolution.h dependency.
6230 (cfgloop.o, loop-init.o): Add ggc.h dependency.
6231 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
6232 * basic-block.h (struct basic_block_def): Remove skip marker from
6235 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
6237 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
6238 of 0 in the call to expand_expr().
6239 (expand_builtin_mathfn_3): Ditto.
6240 (expand_builtin_interclass_mathfn): Ditto.
6241 (expand_builtin_cexpi): Ditto.
6242 (expand_builtin_int_roundingfn): Ditto.
6243 (expand_builtin_int_roundingfn_2): Ditto.
6244 (expand_builtin_pow): Ditto.
6245 (expand_builtin_powi): Ditto.
6246 (expand_builtin_bswap): Ditto.
6247 (expand_builtin_unop): Ditto.
6248 (expand_builtin_fabs): Ditto.
6249 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
6250 the call to expand_expr().
6251 (expand_builtin_sync_operation): Ditto.
6252 (expand_builtin_compare_and_swap): Ditto.
6253 (expand_builtin_lock_test_and_set): Ditto.
6254 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
6255 instead of 0 in the call to expand_expr().
6256 (expand_builtin_extract_return_addr): Ditto.
6257 (expand_builtin_eh_return): Ditto.
6258 (expand_eh_return): Ditto.
6259 * explow.c (expr_size): Ditto.
6260 * expr.c (optimize_bitfield_assignment_op): Ditto.
6261 (expand_assignement): Ditto.
6262 (store_expr): Ditto.
6263 (store_field): Ditto.
6264 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
6265 the call to expand_expr().
6266 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
6267 in the call to expand_expr().
6268 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
6269 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
6270 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
6272 * optabs.c (expand_vec_shift_expr): Ditto.
6273 (expand_vec_cond_expr): Ditto.
6274 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
6275 call to expand_expr().
6276 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
6277 in the call to expand_expr().
6279 2007-05-14 Dave Korn <dave.korn@artimi.com>
6281 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
6283 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
6285 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
6286 instead of c_common_unsigned_type.
6287 (c_common_unsigned_type): Remove.
6288 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
6289 c_common_unsigned_type.
6290 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
6291 c_common_unsigned_type.
6292 * c-common.h (c_common_unsigned_type): Remove.
6293 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
6294 c_common_unsigned_type.
6295 * c-format.c (check_format_types): Use unsigned_type_for instead of
6296 c_common_unsigned_type.
6297 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
6298 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
6299 of c_common_unsigned_type.
6300 * convert.c (convert_to_integer): Use unsigned_type_for instead of
6301 lang_hooks.types.unsigned_type.
6302 * expmed.c (make_tree): Use unsigned_type_for instead of
6303 lang_hooks.types.unsigned_type.
6304 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
6305 lang_hooks.types.unsigned_type.
6306 (build_range_check): Likewise.
6307 (fold_unary): Likewise.
6308 (fold_binary): Likewise.
6309 (fold_ternary): Likewise.
6310 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
6311 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
6312 * tree.c (get_unsigned_type): New.
6313 (unsigned_type_for): Use get_unsigned_type instead of
6314 lang_hooks.types.unsigned_type.
6316 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
6318 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
6319 to m68k_get_function_kind. Update its prototype.
6320 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
6322 (m68k_interrupt_function_p): Return enum m68k_function_type
6323 instead of bool. Rename to m68k_get_function_kind.
6324 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
6326 (m68k_compute_frame_layout): Don't mark any register for save
6327 if an interrupt_thread attribute is specified.
6328 (m68k_hard_regno_rename_ok): Update a use of
6329 m68k_interrupt_function_p.
6330 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
6331 m68k_interrupt_function_p.
6332 (m68k_function_type): New.
6333 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
6334 for a function with an interrupt_thread attribute.
6335 * doc/extend.texi: Document the interrupt_thread attribute.
6337 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
6339 Fix PR tree-optimization/31911
6340 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
6341 if they didn't change the expression.
6343 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
6345 * tree-scalar-evolution.c (resolve_mixers): Exported.
6346 * tree-scalar-evolution.h (resolve_mixers): Declare.
6347 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
6348 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
6349 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
6350 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
6351 init_array_ref, init_pointer_ref, analyze_indirect_ref,
6352 strip_conversion, analyze_offset_expr, address_analysis,
6353 object_analysis, analyze_offset): Removed.
6354 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
6355 split_constant_offset, canonicalize_base_object_address,
6356 object_address_invariant_in_loop_p, disjoint_objects_p,
6357 dr_may_alias_p, dr_address_invariant_p): New functions.
6358 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
6359 and dr_analyze_alias.
6360 (initialize_data_dependence_relation): Use dr_may_alias_p
6361 and object_address_invariant_in_loop_p.
6362 (compute_self_dependence): Handle the case when
6363 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
6364 (find_data_references_in_stmt): Restrict the analysis of data
6365 references to the given loop nest.
6366 (find_data_references_in_loop): Made static. Pass loop nest to
6367 find_data_references_in_stmt.
6368 (compute_data_dependences_for_loop): Use DR_VOPS.
6369 (free_data_ref): Free DR_VOPS.
6370 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
6371 (struct innermost_loop_behavior): ... new.
6372 (struct base_object_info): Replaced by ...
6373 (struct indices): ... new.
6374 (struct dr_alias): New.
6375 (enum data_ref_type): Removed.
6376 (struct data_reference): Consist of struct innermost_loop_behavior,
6377 struct indices and struct dr_alias.
6378 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
6379 (DR_MEMTAG): Renamed to ...
6380 (DR_SYMBOL_TAG): ... this.
6381 (find_data_references_in_loop): Declaration removed.
6382 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
6383 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
6384 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
6385 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
6387 2007-05-13 Revital Eres <eres@il.ibm.com>
6389 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
6390 which walks virtual def-use chains to find redundant stores.
6391 (dse_optimize_stmt): Call it.
6393 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
6395 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
6396 * passes.c (init_optimization_passes): Move pass_jump_bypass
6399 * basic-block.h (bb_has_eh_pred): Fix style issue.
6401 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
6403 PR rtl-optimization/31848
6404 * loop-invariant.c (move_invariant_reg): If we move an insn
6405 with a REG_EQUAL note, and that insn is not always executed,
6406 remove the REG_EQUAL note.
6408 2007-05-12 Richard Guenther <rguenther@suse.de>
6410 PR tree-optimization/31797
6411 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
6412 propagate into a stmt that has volatile ops.
6414 2007-05-12 Richard Sandiford <richard@codesourcery.com>
6416 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6417 (gcc_tooldir): Likewise.
6418 * configure: Regenerate.
6419 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6420 old configure.ac gcc_tooldir setting.
6421 (prefix_to_exec_prefix): New variable.
6422 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6423 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6425 2007-05-11 Silvius Rus <rus@google.com>
6427 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
6428 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
6429 * c-common.h (strict_aliasing_warning): Change return type.
6430 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
6431 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
6432 (build_c_cast): Condition call to strict_aliasing_warning.
6433 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
6434 * flags.h (set_Wstrict_aliasing): Declare.
6435 * opts.c (set_Wstrict_alising): Define, add call to.
6436 * tree-flow.h (strict_aliasing_warning_backend): Declare.
6437 * tree-ssa-alias-warnings.c: New file.
6438 * tree-ssa-alias.c (compute_may_aliases): Add call to
6439 strict_aliasing_warning_backend.
6441 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
6443 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
6444 Use loop_depth and loop_outer accessor functions.
6445 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
6446 determine_invariantness_stmt, move_computations_stmt): Ditto.
6447 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
6448 add_loop, loopify, unloop, fix_loop_structure): Ditto.
6449 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
6450 * tree-scalar-evolution.c (interpret_loop_phi,
6451 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
6452 instantiate_parameters_1, scev_const_prop): Ditto.
6453 * cfghooks.c (make_forwarder_block): Ditto.
6454 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
6455 * modulo-sched.c (loop_canon_p): Ditto.
6456 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
6457 slpeel_can_duplicate_loop_p): Ditto.
6458 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
6459 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
6460 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
6461 cancel_loop, verify_loop_structure): Ditto.
6462 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
6463 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
6464 superloops vector instead of "pred" array.
6465 (establish_preds): Take father loop as an argument. Initialize the
6467 (flow_loop_tree_node_add): Pass father loop to establish_preds.
6468 Do not initialize loop->outer.
6469 (flow_loop_tree_node_remove): Truncate the superloops vector.
6470 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
6471 "pred" merged to "superloops" vector.
6472 (loop_depth, loop_outer): New.
6473 (fel_init): Use loop_outer.
6475 2007-05-11 Jan Hubicka <jh@suse.cz>
6477 * cgraphunit.c: Include gt-cgraphunit.h
6478 (static_ctors, static_dtors): New static vars.
6479 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
6480 based on implementation in c-common.c
6481 (cgraph_finalize_function): Call record_cdtor_fn.
6482 (cgraph_optimize): Call cgraph_build_cdtor_fns.
6483 * decl.c (finish_function): Do not call c_record_cdtor_fn.
6484 (c_write_global_declarations): Do not call c_build_cdtor_fns.
6485 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
6486 build_cdtor, c_build_cdtor_fns): Remove.
6487 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
6488 c_build_cdtor_fns): Remove prototype.
6490 2007-05-11 Paolo Carlini <pcarlini@suse.de>
6493 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
6494 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
6495 * builtins.c (fold_builtin_memchr): New.
6496 (expand_builtin_memchr): Call the latter.
6497 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
6498 * doc/extend.texi ([Other built-in functions provided by GCC]):
6501 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
6503 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
6504 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
6505 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
6506 PFPO_OP1_TYPE_SHIFT): Constants added.
6507 (DFP_ALL): Mode macro defined.
6508 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
6509 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
6510 Insn definitions added.
6511 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
6512 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
6515 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
6517 PR tree-optimization/31885
6518 * tree-chrec.c (chrec_contains_undetermined): Do not consider
6519 NULL_TREE to be undetermined.
6520 (automatically_generated_chrec_p): Return false for NULL.
6522 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
6524 * config/bfin/bfin.h (MOVE_RATIO): Define.
6526 2007-05-10 Richard Sandiford <richard@codesourcery.com>
6528 * config.gcc (sparc-wrs-vxworks): New target.
6529 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
6530 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
6531 * config/sparc/sparc.h: Include vxworks-dummy.h.
6532 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
6533 include LABEL_REFs too.
6534 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
6535 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
6537 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
6539 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
6540 (sparc_emit_call_insn): New function.
6541 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
6542 functions when generating VxWorks PIC.
6543 * config/sparc/sparc.md (vxworks_load_got): New pattern.
6544 (call, call_value): Use sparc_emit_call_insn instead of
6547 2007-05-09 Bob Wilson <bob.wilson@acm.org>
6549 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
6551 2007-05-09 Bob Wilson <bob.wilson@acm.org>
6553 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
6554 for floating-point values if HOST_BITS_PER_LONG > 32. Use
6555 split_double instead of operand_subword.
6557 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
6559 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
6560 * config/bfin/bfin.c (bfin_local_alignment): New function.
6561 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
6563 2007-05-08 Chao-ying Fu <fu@mips.com>
6565 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
6566 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
6567 (smsub_widen_optab, umsub_widen_optab): Define.
6568 * optabs.c (init_optabs): Initialize smsub_widen_optab and
6570 * genopinit.c (optabs): Fill in smsub_widen_optab and
6572 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
6573 and umsub_widen_optab to implement multiply-subtract sequences.
6574 * config/mips/mips.md (*msac<u>_di): Rename to...
6575 (<u>msubsidi4): ...this. Extend condition to include
6576 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
6577 of operand 0 to "ka" and use the three-operand form of msub<u>
6579 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
6582 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
6584 PR rtl-optimization/28011
6585 * reload.c (push_reload): Set dont_share if IN appears in OUT
6586 also when IN is a PLUS rtx.
6587 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
6590 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
6592 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
6593 call unshare_all_decls.
6594 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
6595 (unshare_all_decls): Remove.
6597 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
6600 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
6603 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
6604 Nigel Stephens <nigel@mips.com>
6606 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
6607 Update comments and all uses.
6608 (MIN_FPRS_PER_FMT): Define.
6609 * config/mips/mips.c (function_arg): Fix to correctly handle
6610 the -mips32r2 -mfp64 -mabi=32 case.
6611 (override_options): Enable use of odd-numbered registers for
6612 SFmode values on MIPS32.
6613 (mips_save_reg_p): Save whole floating-point register pair if
6614 either half is used.
6615 (compute_frame_size): Fix comment.
6617 2007-05-08 Jie Zhang <jie.zhang@analog.com>
6619 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
6620 argument of type bool.
6621 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
6622 argument. Safely select temporary P register according to it.
6623 (do_link): Change call site of add_to_reg accordingly.
6624 (do_unlink): Add epilogue_p as a fourth argument and pass it
6626 (expand_interrupt_handler_epilogue): Change call of do_unlink
6628 (bfin_expand_prologue): Add a third argument sibcall_p.
6629 * config/bfin/bfin.md (epilogue): Change call of
6630 bfin_expand_epilogue accordingly.
6631 (sibcall_epilogue): Likewise.
6632 (eh_return_internal): Likewise.
6634 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
6635 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
6636 * config/bfin/bfin.c (bfin_handle_option): Handle
6637 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
6638 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
6639 Support bf534, bf536 and bf561.
6640 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
6642 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
6645 * config/i386/i386.c (ix86_function_regparm): Process local
6646 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
6648 2007-05-07 Mike Stump <mrs@apple.com>
6650 * doc/invoke.texi (Warning Options): Document that -Wempty-body
6651 also checks for and while statements in C++.
6653 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
6655 * gcc.c (at_file_supplied): New variable.
6656 (main): Set it if we expanded argv.
6657 (do_spec_1): Pass an @-file to the linker if we were called with
6658 an @-file argument and HAVE_GNU_LD.
6659 * collect2.c (at_file_supplied): New variable.
6660 (response_file): New variable.
6661 (collect_exit): Unlink response_file if necessary.
6662 (handler): Likewise.
6663 (do_wait): Likewise.
6664 (main): Set at_file_supplied if we expanded argv.
6665 (collect_execute): Pass an @-file to subprocesses if we were called
6666 with an @-file argument.
6667 * configure.ac: Add define for HAVE_GNU_LD.
6668 * configure: Regenerate.
6669 * config.in: Regenerate.
6671 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
6673 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
6679 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
6681 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
6682 (TARGET_ENCODE_SECTION_INFO): Re-define.
6683 (m32c_encode_section_info): New
6684 (function_vector_handler): New
6685 (current_function_special_page_vector): New
6686 (m32c_special_page_vector_p): New.
6687 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
6689 * config/m32c/jump.md: Added instruction JSRS for functions
6690 with attribute "function_vector".
6691 * doc/extend.texi (function_vector): Added description
6692 for M16C, M32C targets.
6694 2007-05-07 DJ Delorie <dj@redhat.com>
6697 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
6698 ashrpsi3, lshrpsi3): Update shift count constraint.
6700 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
6701 Nathan Froyd <froydnj@codesourcery.com>
6704 * c-incpath.c (add_path): Strip trailing path separators.
6706 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
6708 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
6709 Free dominance info before purging EH edges.
6710 (eliminate_degenerate_phis): Likewise.
6711 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
6713 2007-05-07 Jan Hubicka <jh@suse.cz>
6715 * gimplify.c (gimplify_expr): Do not crash when folding
6716 (void *)(int)&a + 4.
6718 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6721 * c-opts.c (lang_fortran): Make it non static.
6722 * c-common.h (lang_fortran): New prototype.
6723 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
6724 -lang-fortran option was passed by the driver.
6726 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
6728 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
6729 of ASSERT_CHECKING. Tweak message.
6731 2007-05-06 Revital Eres <eres@il.ibm.com>
6734 * loop-unroll.c (insert_var_expansion_initialization):
6735 Initialize the expansions with -zero instead of +zero.
6737 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
6739 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
6740 into pic and non-pic versions. Mark r19 as used for
6741 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
6742 for tgd_load, tld_load and tie_load .
6743 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
6744 version of tgd_load, tld_load and tie_load depending on the
6747 2007-05-04 Ulrich Drepper <drepper@redhat.com>
6748 Jakub Jelinek <jakub@redhat.com>
6750 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
6751 (__do_global_dtors_aux): Use more paranoid loop to run
6752 destructors if HIDDEN_DTOR_LIST_END.
6753 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
6755 2007-05-04 Jakub Jelinek <jakub@redhat.com>
6757 * varasm.c (align_variable): Don't increase alignment for
6758 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
6759 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
6761 2007-05-04 Josh Conner <jconner@apple.com>
6763 * basic-block.h (cdi_direction): Assign values to all enumeration
6765 (dom_computed): Remove.
6766 (dom_info_state): New.
6767 (set_dom_info_availability): New.
6768 * tree-ssa-loop-im.c (determine_invariantness): Initialize
6769 walk_data.dom_direction.
6770 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
6771 instead of dom_computed[].
6772 (split_edge): Likewise.
6773 (create_basic_block): Likewise.
6774 (merge_blocks): Likewise.
6775 * ifcvt.c (find_if_header): Likewise.
6776 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
6777 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
6778 * tree-ssa.c (verify_ssa): Likewise.
6779 * tree-cfg.c (tree_verify_flow_info): Likewise.
6780 (remove_edge_and_dominated_blocks): Likewise.
6781 * dominance.c (dom_computed): Make static.
6782 (calc_dfs_tree_nonrec): Change third param to a bool.
6783 (calc_dfs_tree): Change second param to a bool.
6784 (calc_idioms): Change second param to a bool. Use
6785 dom_convert_dir_to_idx.
6786 (init_dom_info): Validate dir before using.
6787 (dom_convert_dir_to_idx): New.
6788 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
6789 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
6790 (free_dominance_info): Use dom_convert_dir_to_idx.
6791 (get_immediate_dominator): Likewise.
6792 (set_immediate_dominator): Likewise.
6793 (get_dominated_by): Likewise.
6794 (redirect_immediate_dominators): Likewise.
6795 (nearest_common_denominator): Likewise.
6796 (dominated_by_p): Likewise.
6797 (bb_dom_dfs_in): Likewise.
6798 (bb_dom_dfs_out): Likewise.
6799 (recount_dominator): Likewise.
6800 (iterate_fix_dominators): Likewise.
6801 (add_to_dominance_info): Likewise.
6802 (delete_from_dominance_info): Likewise.
6803 (first_dom_son): Likewise.
6804 (next_dom_son): Likewise.
6805 (dom_info_available_p): Likewise.
6806 (dom_info_state): New.
6807 (set_dom_info_availability): New.
6809 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6811 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
6813 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
6815 2007-05-04 Bob Wilson <bob.wilson@acm.org>
6817 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
6818 (subdi3, subdi_carry): Delete.
6820 2007-05-04 Jan Hubicka <jh@suse.cz>
6821 Richard Guenther <rguenther@suse.de>
6823 * opts.c (decode_options): Do not fiddle with inlining
6824 parameters in case of optimizing for size.
6825 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
6826 for size do nothing.
6827 (cgraph_decide_inlining_of_small_function): When optimizing for
6828 size never inline functions increasing caller size.
6829 (cgraph_early_inlining): Inline for size when optimizing for size.
6831 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
6833 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
6834 logical operations piecewise.
6835 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
6836 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
6837 subdi_sesidi_di): Delete.
6838 (add_with_carry): Produce carry in CC instead of a DREG to shorten
6839 the generated sequence. Allow three-reg add in constraints. Rewrite
6840 the rtl expression for carry to avoid zero_extend of a constant.
6841 (sub_with_carry): New pattern.
6842 (adddi3, subdi3): Change into define_expand. For subtract, generate a
6843 different sequence not involving jumps.
6844 (notbi): Now a named pattern.
6846 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
6848 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
6849 Add the note about a significant loss of accuracy of some
6850 mathematical routines when these options are used.
6852 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6854 * haifa-sched.c (rtx_vec_t): New typedef.
6855 (contributes_to_priority_p): Extract piece of priority () into new
6857 (priority): Use the function. Add assertion.
6858 (rank_for_schedule, set_priorities): Add assertion to check that
6859 insn's priority is initialized.
6860 (clear_priorities, calc_priorities): Change signature. Make it update
6861 all relevant insns. Update all callers ('add_to_speculative_block ()'
6862 and 'create_block_check_twin ()').
6863 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
6864 Add new field 'priority_status'.
6865 (INSN_PRIORITY_STATUS): New macro.
6866 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
6868 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6870 * sched-ebb.c (debug_ebb_dependencies): New static function.
6871 (init_ready_list): Use it.
6873 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
6874 with changed signature and 'debug_rgn_dependencies ()'.
6875 (debug_rgn_dependencies): New static function.
6876 (init_ready_list): Use it.
6878 * sched-int.h (debug_dependencies): Declare.
6880 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6882 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
6884 2007-05-04 Dirk Mueller <dmueller@suse.de>
6886 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
6888 2007-05-03 Jan Hubicka <jh@suse.cz>
6890 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
6891 ((T1)X op (T1)Y), for pointer type in more cases than before.
6893 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
6895 * tree-object-size.c (plus_expr_object_size): When operand size is
6896 unknown, return unknown.
6898 2007-05-03 Dirk Mueller <dmueller@suse.de>
6900 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
6902 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
6905 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
6907 2007-05-03 Janis Johnson <janis187@us.ibm.com>
6909 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
6911 2007-05-03 Joseph Myers <joseph@codesourcery.com>
6913 * config/soft-fp/double.h, config/soft-fp/extended.h,
6914 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
6915 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
6916 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
6917 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
6920 2007-05-03 Ian Lance Taylor <iant@google.com>
6922 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
6923 MASK_PPC_GFXOPT for 8540 or 8548.
6925 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
6927 * tree-vect-transform.c (vect_update_inits_of_drs): Use
6928 vect_print_dump_info() to output debug information.
6930 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
6933 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
6934 operands of size 2 when operand is not MEM_P.
6936 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
6938 PR tree-optimization/30565
6939 * lambda-code.c (perfect_nestify): Fix updating of dominators.
6941 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
6943 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
6944 (umulsi3_highpart): Use them.
6945 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
6946 for final accumulator to D regisster tranfser.
6948 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
6950 PR tree-optimization/31699
6951 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
6953 (vect_enhance_data_refs_alignment): Compute peel amount using
6954 TYPE_VECTOR_SUBPARTS instead of vf.
6955 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
6957 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
6960 * system.h: Remove inclusion of double-int.h
6961 * tree.h: Include double-int.h
6962 * gengtype.c: Likewise
6963 * cfgloop.h: Likewise
6964 * Makefile.in: Adjust dependencies on double-int.h
6966 2007-05-02 Eric Christopher <echristo@apple.com>
6968 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
6969 -shared to -Zdynamiclib.
6971 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
6974 * c-common.c (strip_pointer_or_array_types): New function.
6975 * c-common.h (strip_pointer_or_array_types): New function declaration.
6977 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
6979 PR tree-optimization/31771
6980 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
6982 2007-05-02 Paul Brook <paul@codesourcery.com>
6984 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
6986 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
6989 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
6992 2007-05-02 Nick Clifton <nickc@redhat.com>
6994 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
6996 2007-05-02 Richard Guenther <rguenther@suse.de>
6998 PR tree-optimization/31146
6999 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
7000 argument, single_use_p. If we have a single use that is
7001 a conversion to the definition rhs type, propagate that rhs.
7002 (forward_propagate_addr_expr): Pass single_use_p argument
7003 to forward_propagate_addr_expr_1.
7005 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
7007 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
7010 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7012 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
7013 'AMD Family 10 core'.
7015 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7017 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
7018 and athlon64-sse3 as improved versions of k8, opteron and athlon64
7019 with SSE3 instruction set support.
7020 * doc/invoke.texi: Likewise.
7022 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7024 * config/i386/i386.c (override_options): Tuning 32-byte loop
7025 alignment for amdfam10 architecture. Increasing the max loop
7026 alignment to 24 bytes.
7028 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
7030 * config/m68k/constraints.md: New.
7031 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
7032 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
7033 EXTRA_CONSTRAINT): Remove.
7034 * config/m68k/m68k.md: Include constraints.md.
7035 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
7037 2007-05-01 Ian Lance Taylor <iant@google.com>
7039 PR tree-optimization/31739
7040 * tree-vrp.c (vrp_val_is_max): New static function.
7041 (vrp_val_is_min): New static function.
7042 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
7044 (set_value_range): Use vrp_val_is_{max,min}.
7045 (extract_range_from_assert): Likewise.
7046 (extract_range_from_binary_expr): Likewise.
7047 (extract_range_from_unary_expr): Likewise.
7048 (dump_value_range, vrp_meet): Likewise.
7049 (vrp_visit_phi_node): Likewise.
7050 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
7052 2007-05-01 Mark Mitchell <mark@codesourcery.com>
7054 * config/i386/gmon-sol2.c (size_t): New type.
7055 (intptr_t): Likewise.
7056 (s_textsize): Declare as size_t.
7058 (monstartup): Use size_t for sizes.
7059 (_mcount): Save and restore registers.
7060 (internal_mcount): Pass 0 as the first argument to monstartup
7062 (moncontrol): Convert pointer to appropriately sized integer
7063 before passing to profil.
7065 2007-05-01 Joseph Myers <joseph@codesourcery.com>
7067 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
7068 __NO_FPRS__, not just if _SOFT_DOUBLE.
7069 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
7070 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
7071 also for E500 double.
7072 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
7073 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
7076 2007-05-01 Richard Guenther <rguenther@suse.de>
7078 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
7081 2007-05-01 Joseph Myers <joseph@codesourcery.com>
7083 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
7085 2007-05-01 Jan Hubicka <jh@suse.cz>
7087 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
7090 2007-05-01 Jan Hubicka <jh@suse.cz>
7092 * tree.h (maybe_fold_offset_to_component_ref): Remove.
7093 (maybe_fold_offset_to_reference): Declare.
7094 * fold-const.c (fold_unary): Do not fold
7095 (type *)&A into &A->field_of_type_and_offset_0
7096 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
7097 size is unknown, give up.
7098 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
7100 (maybe_fold_offset_to_reference): New.
7101 (maybe_fold_stmt_indirect): Use it.
7102 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
7103 * gimplify.c (gimplify_conversion): Canonicalize conversions to
7105 (gimplify_expr): Likewise for plus_expr.
7107 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
7109 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
7110 bsi_after_labels. Always insert statements before bsi.
7111 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
7112 * predict.c (apply_return_prediction): Check for empty blocks.
7113 * cfgexpand.c (lab_rtx_for_bb): New variable.
7114 (label_rtx_for_bb): Do not create new tree labels.
7115 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
7116 (tree_expand_cfg): Initialize lab_rtx_for_bb.
7117 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
7119 (label_for_bb): Add field used.
7120 (update_eh_label, main_block_label): Mark the label used.
7121 (cleanup_dead_labels): Remove unused labels.
7123 2007-05-01 Richard Guenther <rguenther@suse.de>
7125 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
7126 if it is not about to be set.
7127 (get_value_range): Do not pre-allocate equiv bitmap.
7128 (update_value_range): No need to clear equiv field.
7129 (add_equivalence): Change prototype to get bitmap pointer.
7130 Allocate bitmap here if it is not already.
7131 (extract_range_from_assert): Do not allocate bitmap here.
7132 Update callers to add_equivalence.
7133 (extract_range_from_ssa_name): Likewise.
7134 (get_vr_for_comparison): New static helper.
7135 (compare_name_with_value): Handle NULL equiv bitmap by
7136 peeling the first iteration of the comparison loop.
7137 Use get_vr_for_comparison.
7138 (compare_names): Handle NULL equiv bitmaps by using fake
7139 ones. Use get_vr_for_comparison.
7141 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
7143 * double-int.c (mpz_set_double_int): Moved from
7144 tree-ssa-loop-niter.c.
7145 (mpz_get_double_int): Likewise; also, add option to wrap
7146 out-of-range integers.
7147 * double-int.h: New prototypes for above.
7148 * tree.c (get_static_type_bounds): Moved from
7149 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
7150 TYPE_MAX_VALUE if they exist..
7151 * tree.h: New prototype for above.
7152 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
7153 get_type_bounds calls.
7154 (mpz_set_double_int): Move to double-int.c.
7155 (get_type_bounds): Move to tree.c, rename to
7156 get_static_type_bounds.
7157 (mpz_to_double_int): Move to double-int.c, rename to
7160 2007-04-30 Bob Wilson <bob.wilson@acm.org>
7162 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
7163 DIV0 exception can fall through to a normal return.
7165 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
7169 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
7170 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
7171 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7172 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
7173 initialize align to silence bogus warning.
7174 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7175 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
7177 (struct sra_walk_fns): Remove use_all parameter from use.
7178 (sra_hash_tree): Handle BIT_FIELD_REFs.
7179 (sra_elt_hash): Don't hash bitfld blocks.
7180 (sra_elt_eq): Skip them in parent compares as well. Handle
7182 (sra_walk_expr): Don't maintain or pass down use_all_p.
7183 (scan_use): Remove use_all parameter.
7184 (scalarize_use): Likewise. Re-expand assignment to
7185 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
7186 output, and re-scalarize after output. Don't mark anything
7188 (scalarize_ldst): Adjust.
7189 (scalarize_walk_gimple_modify_statement): Likewise.
7190 (build_element_name_1): Handle BIT_FIELD_REFs.
7191 (instantiate_element): Don't warn for any element whose parent
7193 (instantiate_missing_elements_1): Return the sra_elt.
7194 (canon_type_for_field): New.
7195 (try_instantiate_multiple_fields): New.
7196 (instantiate_missing_elemnts): Use them.
7197 (mark_no_warning): Removed.
7198 (generate_one_element_ref): Handle BIT_FIELD_REFs.
7199 (REPLDUP, sra_build_elt_assignment): New.
7200 (generate_copy_inout): Use them.
7201 (generate_element_copy): Likewise. Handle bitfld differences.
7202 (generate_element_zero): Don't recurse for blocks. Use
7203 sra_build_elt_assignment.
7204 (generate_one_element_int): Take elt instead of var. Use
7205 sra_build_elt_assignment.
7206 (generate_element_init_1): Adjust.
7207 (scalarize_use, scalarize_copy): Use REPLDUP.
7208 (scalarize_ldst): Move assert before dereference.
7209 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
7211 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7214 * tree.c (reconstruct_complex_type): Reconstruct a reference
7216 Also use the same mode for the pointer as the old pointer type.
7218 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7220 * doc/trouble.texi (Interoperation): Remove note about Ultrix
7223 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
7225 PR rtl-optimization/31676
7226 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
7227 (df_refs_record): Call it.
7229 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
7231 * rtl.def (SS_ABS): New code.
7232 * config/bfin/bfin.c (print_operand): New modifier 'v'.
7233 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
7234 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
7235 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
7236 (bfin_init_builtins): Define them.
7237 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
7238 (bfin_expand_builtin): ... and handle the others here.
7239 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
7240 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
7241 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
7242 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
7243 operand is only HImode.
7245 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
7247 * regclass.c (scan_one_insn): Remove splitting of
7250 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
7251 Nigel Stephens <nigel@mips.com>
7253 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
7255 2007-04-28 Jan Hubicka <jh@suse.cz>
7257 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
7258 insn_locators_alloc instead of insn_locators_initialize;
7259 call reset_block_changes.
7260 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7261 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
7262 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
7263 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
7264 * config/score/score.c (th_output_mi_thunk): Likewise.
7265 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7266 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
7267 tolerate uninitialized locator info.
7270 * function.c (init_function_start): Don't init line number info.
7271 (expand_function_end): Update.
7272 (reset_block_changes, record_block_change, finalize_block_changes,
7273 check_block_change, free_block_changes): Kill.
7274 * function.h (reset_block_changes, record_block_change,
7275 finalize_block_changes, check_block_change, free_block_changes):
7277 (struct function): Remove ib_boundaries_block.
7278 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7279 Use curr_insn_locator to initialize locator.
7280 (emit_line_note): Remove.
7281 * cfgexpand.c (expand_gimple_cond_expr): Update.
7282 (construct_exit_block): Likewise.
7283 (tree_expand_cfg): Initialize/finalize locators.
7284 * expr.c (expand_expr_real): Update.
7285 * cfglayout.c (line_locators_locs, line_locators_lines,
7286 file_locators_locs, file_locators_files): Remove.
7287 (set_block_levels): Move to cfgexpand.c.
7288 (insn_locators_initialize): Remove.
7289 (pass_insn_locators_initialize): Remove.
7290 (locations_locators_locs, locations_locators_vals): New static vars.
7291 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7293 (insn_locators_alloc, insn_locators_finalize,
7294 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7296 (locator_location): New.
7297 (locator_line, locator_file): Rewrite.
7298 * rtl.h (emit_line_note): Kill.
7299 (insn_locators_alloc, insn_locators_finalize,
7300 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7302 * tree-inline.c (initialize_cfun): Do not initialize
7303 ib_boundaries_block.
7304 * passes.c (pass_insn_locators_initialize): Remove.
7306 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
7308 * tree-cfg.c (move_block_to_fn): Release bb from dominance
7309 info. Update last_basic_block correctly.
7311 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
7314 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
7315 register itself to hold the offset constant. Tell flow the use
7316 of r4 and r5 when they are used.
7318 2007-04-27 Richard Guenther <rguenther@suse.de>
7320 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
7321 if we simplified anything.
7322 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
7323 warnings until we did a simplification and the stmt was not
7324 marked as TREE_NO_WARNING.
7326 2007-04-27 Mike Stump <mrs@apple.com>
7328 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
7330 2007-04-27 Ian Lance Taylor <iant@google.com>
7333 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
7334 TYPE_MAX_VALUE exist, convert them to the new type.
7336 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7338 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
7339 if it claims to be available.
7340 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
7342 (perform_tree_ssa_dce): Always free postdominators.
7344 2007-04-27 Richard Henderson <rth@redhat.com>
7346 * config/alpha/predicates.md (aligned_memory_operand): Mark
7347 as define_special_predicate.
7348 (unaligned_memory_operand, normal_memory_operand): Likewise.
7349 (reg_or_unaligned_mem_operand): Remove.
7350 (any_memory_operand): Match the documentation and check for
7351 non-renumbered pseudos during reload.
7352 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
7353 alpha_secondary_reload_class, update to new interface, make static.
7354 Handle CQImode like HImode. Remove FP subreg check.
7355 (alpha_expand_mov): Use replace_equiv_address.
7356 (alpha_expand_mov_nobwx): Use any_memory_operand.
7357 (TARGET_SECONDARY_RELOAD): New.
7358 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
7359 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
7360 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
7361 * config/alpha/alpha.md: ... here.
7362 (RELOAD12, reloadmode): New.
7364 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
7365 Don't handle the aligned case here.
7366 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
7367 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
7368 reload_inhi_help. Don't expect a scratch register.
7369 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
7371 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
7373 2007-04-27 Richard Guenther <rguenther@suse.de>
7375 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
7377 2007-04-27 Richard Guenther <rguenther@suse.de>
7379 PR tree-optimization/30965
7380 PR tree-optimization/30978
7381 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
7382 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
7383 (find_equivalent_equality_comparison): Likewise.
7384 (simplify_cond): Likewise.
7385 (get_prop_source_stmt): New helper.
7386 (get_prop_dest_stmt): Likewise.
7387 (can_propagate_from): Likewise.
7388 (remove_prop_source_from_use): Likewise.
7389 (combine_cond_expr_cond): Likewise.
7390 (forward_propagate_comparison): New function.
7391 (forward_propagate_into_cond): Rewrite to use fold for
7393 (tree_ssa_forward_propagate_single_use_vars): Call
7394 forward_propagate_comparison to propagate comparisons.
7396 2007-04-27 Richard Guenther <rguenther@suse.de>
7398 PR tree-optimization/31715
7399 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
7400 sure to do computation on the offset in an appropriate
7403 2007-04-27 Richard Sandiford <richard@codesourcery.com>
7405 * reload.h (elimination_target_reg_p): Declare.
7406 * reload.c (find_reloads): Don't apply the reg_rtx move
7407 optimization if the SET_DEST satisfies elimination_target_reg_p.
7408 * reload1.c (elimination_target_reg_p): New function.
7409 (gen_reload): In the move/add2 fallback, make sure that op0
7410 does not overlap the destination register.
7412 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7414 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
7415 transform only GIMPLE_MODIFY_STMTs.
7416 * tree-complex.c (expand_complex_operations_1): Ditto.
7417 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
7418 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
7419 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
7421 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
7422 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
7423 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
7424 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
7425 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
7426 slpeel_add_loop_guard): Ditto.
7427 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
7428 * lambda-code.c (perfect_nestify): Ditto.
7429 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
7430 before the first statement.
7431 * tree-optimize.c (execute_free_datastructures): Fix comments.
7432 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
7433 * tree-flow.h (disband_implicit_edges): Declaration removed.
7434 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
7436 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
7437 COND_EXPRs without gotos.
7438 (disband_implicit_edges, has_label_p): Removed.
7439 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
7440 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
7442 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
7444 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
7445 also for COND_EXPRs.
7446 * cfgexpand.c (label_rtx_for_bb): New function.
7447 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
7448 Use label_rtx_for_bb to find the labels.
7449 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
7450 last block. Detect fallthru edges.
7452 2007-04-26 Ian Lance Taylor <iant@google.com>
7455 * reload.c (find_reloads_subreg_address): If the address was valid
7456 in the original mode but not in the new mode, reload the whole
7459 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7461 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
7462 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
7463 (cleanup_control_expr_graph): Do not invalidate dominance info.
7464 Record altered blocks.
7465 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
7466 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
7467 cleanup_tree_cfg_bb): New functions.
7468 (remove_forwarder_block): Do not maintain the worklist of blocks.
7469 Record altered blocks.
7470 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
7472 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
7473 delete_unreachable_blocks if dominators are not available.
7474 * tree-inline.c (optimize_inline_calls): Free dominance information
7476 * tree-flow.h (remove_edge_and_dominated_blocks,
7477 cfgcleanup_altered_bbs): Altered.
7478 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
7480 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
7482 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
7483 do not invalidate dominators.
7485 2007-04-26 Anatoly Sokolov <aesok@post.ru>
7487 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
7488 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
7489 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7490 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7492 2007-04-26 Steve Ellcey <sje@cup.hp.com>
7494 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
7496 2007-04-26 Richard Guenther <rguenther@suse.de>
7498 PR tree-optimization/31703
7499 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
7500 the right type for the target of the bittest.
7502 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7504 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
7505 ix86_sol10_return_in_memory.
7507 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7509 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
7512 2007-04-26 Jakub Jelinek <jakub@redhat.com>
7515 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
7517 PR tree-optimization/30558
7518 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
7519 clear this_state.prev_try.
7521 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7522 Mark Mitchell <mark@codesourcery.com>
7524 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
7525 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
7526 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
7528 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7531 * doc/invoke.texi (%:print-asm-header): Document.
7532 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
7534 (static_spec_functions): Add print-asm-header.
7535 (main): Print a banner before the --target-help linker options.
7536 (print_asm_header_spec_function): New function.
7538 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
7541 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
7542 (movsf_ie): Likewise.
7544 2007-04-25 Paolo Carlini <pcarlini@suse.de>
7546 * doc/extend.texi ([Type Traits]): Adjust per N2255.
7548 2007-04-25 Bob Wilson <bob.wilson@acm.org>
7550 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
7551 exception for divide-by-zero.
7552 (__umodsi3, __modsi3): Likewise.
7554 2007-04-25 Dirk Mueller <dmueller@suse.de>
7556 * c-typeck.c (build_compound_expr): Annotate warning()
7557 call with OPT_Wunused_value.
7558 * tree-ssa.c (warn_uninit): Annotate warning with
7560 * c-common.c (handle_sentinel_attribute): Annotate warning
7561 call with OPT_Wattributes.
7563 2007-04-25 Thiemo Seufer <ths@mips.com>
7565 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
7567 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
7568 on to the assembler. Improve handling of -mno-mips16. Add handling
7569 of -mno-mips3d, -mno-dsp, -mno-dspr2.
7570 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
7571 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
7572 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
7574 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
7577 * config/i386/winnt.c (i386_pe_file_end): Strip only
7578 USER_LABEL_PREFIX when writing export name.
7580 2007-04-25 Richard Sandiford <richard@codesourcery.com>
7582 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
7583 sh/elf.h, vx-common.h and vxworks.h.
7584 * config/sh/sh.h: Include config/vxworks-dummy.h.
7585 (SUBTARGET_OVERRIDE_OPTIONS): Define.
7586 (OVERRIDE_OPTIONS): Use it.
7587 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
7588 (vxworks_picreg): New pattern.
7589 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
7590 VXWORKS_OS_CPP_BUILTINS.
7591 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
7592 to their VXWORKS_* equivalents.
7593 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
7594 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
7595 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
7596 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
7597 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
7598 -mrtp/-fPIC multilibs.
7599 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
7600 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
7601 (MULTILIB_OSDIRNAMES): Delete.
7603 2007-04-25 Anatoly Sokolov <aesok@post.ru>
7606 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
7608 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
7610 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
7611 rounding mode to be specified by the caller.
7612 (real_to_mpfr) Likewise.
7613 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
7614 include new arguments.
7615 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
7617 2007-04-24 Ian Lance Taylor <iant@google.com>
7619 PR tree-optimization/31605
7620 * tree-vrp.c (set_value_range): Check that min and max are not
7621 both overflow infinities.
7622 (set_value_range_to_value): New static function.
7623 (extract_range_from_binary_expr): Call set_value_range_to_value.
7624 (extract_range_from_cond_expr): Likewise.
7625 (extract_range_from_expr): Likewise.
7626 (extract_range_from_unary_expr): Likewise. Don't create a range
7627 which overflows on both sides.
7628 (vrp_meet): Check for a useless range.
7629 (vrp_visit_phi_node): If we see a constant which looks like an
7630 overflow infinity, turn off the TREE_OVERFLOW flag.
7632 2007-04-24 Ian Lance Taylor <iant@google.com>
7634 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
7636 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
7639 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
7640 diagnostic message is being built.
7641 * tree-pretty-print.c (dump_generic_node): Only write the
7642 formatted text into BUFFER's stream if we are not building a
7644 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
7646 * Makefile.in (toplev.o): Depend on tree-pass.h.
7648 2007-04-24 Ian Lance Taylor <iant@google.com>
7650 PR tree-optimization/31602
7651 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
7652 conditionals in the copied loop header.
7653 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
7654 warnings if TREE_NO_WARNING is set.
7655 * doc/invoke.texi (Warning Options): Clarify that
7656 -Wstrict-overflow does not warn about loops.
7658 2007-04-24 Janis Johnson <janis187@us.ibm.com>
7660 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
7661 expand on the comment about _Decimal128 arguments and check the
7662 integer result of the modulus operation; for 64-bit ELF ABI, ensure
7663 that _Decimal128 argument uses even/odd register pair.
7664 (function_arg): Ditto.
7666 2007-04-24 Hui-May Chang <hm.chang@apple.com>
7668 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
7669 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
7671 2007-04-24 Richard Guenther <rguenther@suse.de>
7672 Olga Golovanevsky <olga@il.ibm.com>
7674 * fold-const.c (multiple_of_p): Check for bottom
7677 2007-04-24 Richard Henderson <rth@redhat.com>
7679 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
7680 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
7681 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
7682 looking for non-zero bits shifted out. Avoid a recursive call
7683 when constructing the scalar.
7684 (__floatundisf): Likewise.
7686 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
7688 * dwarf2out.c (field_byte_offset): Move the existing logic
7689 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
7690 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
7692 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
7695 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
7696 length argument of 0 for memset.
7697 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
7698 unsigned shift instead of the signed variant.
7700 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
7702 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
7703 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
7704 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
7705 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
7706 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
7707 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
7708 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
7709 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
7710 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
7711 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
7712 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
7713 "mul<mode>3", "div<mode>3"): Insn definitions added.
7714 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
7715 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
7716 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
7717 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
7718 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
7719 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
7720 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
7721 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
7722 TARGET_FLOAT_FORMAT): Macro definitions removed.
7723 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
7724 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
7725 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
7726 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
7727 (s390_gen_rtx_const_DI): Function removed.
7728 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
7730 2007-04-24 Richard Sandiford <richard@codesourcery.com>
7732 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
7733 over an external ffs function.
7735 2007-04-24 Chao-ying Fu <fu@mips.com>
7736 Richard Sandiford <richard@nildram.co.uk>
7738 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
7739 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
7740 (smadd_widen_optab, umadd_widen_optab): Define.
7741 * optabs.c (init_optabs): Initialize smadd_widen_optab and
7743 * genopinit.c (optabs): Fill in smadd_widen_optab and
7745 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
7746 and umadd_widen_optab to implement multiply-add sequences.
7747 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
7748 (<u>maddsidi4): ...this. Extend condition to include
7749 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
7750 of operand 0 to "ka" and use the three-operand form of madd<u>
7752 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
7754 * config/mips/constraints.md (ka): New register constraint.
7756 2007-04-24 Jan Hubicka <j@suse.cz>
7760 2007-04-23 Jan Hubicka <jh@suse.cz>
7761 * function.c (init_function_start): Don't init line number info.
7762 (expand_function_end): Update.
7763 (reset_block_changes, record_block_change, finalize_block_changes,
7764 check_block_change, free_block_changes): Kill.
7765 * function.h (reset_block_changes, record_block_change,
7766 finalize_block_changes, check_block_change, free_block_changes):
7768 (struct function): Remove ib_boundaries_block.
7769 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7770 Use curr_insn_locator to initialize locator.
7771 (emit_line_note): Remove.
7772 * cfgexpand.c (expand_gimple_cond_expr): Update.
7773 (construct_exit_block): Likewise.
7774 (tree_expand_cfg): Initialize/finalize locators.
7775 * expr.c (expand_expr_real): Update.
7776 * cfglayout.c (line_locators_locs, line_locators_lines,
7777 file_locators_locs, file_locators_files): Remove.
7778 (set_block_levels): Move to cfgexpand.c.
7779 (insn_locators_initialize): Remove.
7780 (pass_insn_locators_initialize): Remove.
7781 (locations_locators_locs, locations_locators_vals): New static vars.
7782 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7784 (insn_locators_alloc, insn_locators_finalize,
7785 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7787 (locator_location): New.
7788 (locator_line, locator_file): Rewrite.
7789 * rtl.h (emit_line_note): Kill.
7790 (insn_locators_alloc, insn_locators_finalize,
7791 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7793 * tree-inline.c (initialize_cfun): Do not initialize
7794 ib_boundaries_block.
7795 * passes.c (pass_insn_locators_initialize): Remove.
7797 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
7799 * doc/invoke.texi: Removed leading '-' from option index entries.
7801 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
7803 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
7805 (create_phi_node): Use set_phi_nodes.
7806 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
7807 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
7808 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
7809 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
7810 (bsi_start, bsi_last): Use bb_stmt_list.
7811 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
7812 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
7813 Traverse the statements using tsi iterator.
7814 * basic-block.h (struct basic_block_def): Fields stmt_list
7815 and phi_nodes moved to ...
7816 (struct tree_bb_info): ... new structure.
7817 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
7818 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
7819 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
7820 (tree_verify_flow_info): Verify that il.tree is not set for
7821 entry and exit block.
7822 (tree_split_block): Use set_bb_stmt_list.
7824 2007-04-23 Mike Stump <mrs@apple.com>
7826 * config/i386/i386.c (ix86_tune_features
7827 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
7830 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
7832 * config/i386/i386.md (prefix_extra): New attribute.
7833 (length): Add prefix_extra.
7835 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
7836 (sse2_movntv2di): Likewise.
7837 (sse2_cvtps2dq): Likewise.
7838 (sse2_cvtpd2pi): Likewise.
7839 (sse2_cvttpd2pi): Likewise.
7840 (*sse2_cvtpd2ps): Likewise.
7841 (*add<mode>3): Likewise.
7842 (sse2_ssadd<mode>3): Likewise.
7843 (sse2_usadd<mode>3): Likewise.
7844 (*sub<mode>3): Likewise.
7845 (sse2_sssub<mode>3): Likewise.
7846 (sse2_ussub<mode>3): Likewise.
7847 (*mulv8hi3): Likewise.
7848 (*smulv8hi3_highpart): Likewise.
7849 (*umulv8hi3_highpart): Likewise.
7850 (sse2_umulv2siv2di3): Likewise.
7851 (sse2_pmaddwd): Likewise.
7852 (ashr<mode>3): Likewise.
7853 (lshr<mode>3): Likewise.
7854 (ashl<mode>3): Likewise.
7855 (sse2_ashlti3): Likewise.
7856 (sse2_lshrti3): Likewise.
7857 (*umaxv16qi3): Likewise.
7858 (*smaxv8hi3): Likewise.
7859 (*uminv16qi3): Likewise.
7860 (*sminv8hi3): Likewise.
7861 (sse2_eq<mode>3): Likewise.
7862 (sse2_gt<mode>3): Likewise.
7863 (*and<mode>3): Likewise.
7864 (sse2_nand<mode>3): Likewise.
7865 (*ior<mode>3): Likewise.
7866 (*xor<mode>3): Likewise.
7867 (sse2_packsswb): Likewise.
7868 (sse2_packssdw): Likewise.
7869 (sse2_packuswb): Likewise.
7870 (sse2_punpckhbw): Likewise.
7871 (sse2_punpcklbw): Likewise.
7872 (sse2_punpckhwd): Likewise.
7873 (sse2_punpcklwd): Likewise.
7874 (sse2_punpckhdq): Likewise.
7875 (sse2_punpckldq): Likewise.
7876 (sse2_punpckhqdq): Likewise.
7877 (sse2_punpcklqdq): Likewise.
7878 (*sse2_pinsrw): Likewise.
7879 (*sse2_pextrw): Likewise.
7880 (sse2_pshufd_1): Likewise.
7881 (sse2_uavgv16qi3): Likewise.
7882 (sse2_uavgv8hi3): Likewise.
7883 (sse2_psadbw): Likewise.
7884 (sse2_pmovmskb): Likewise.
7885 (*sse2_maskmovdqu): Likewise.
7886 (*sse2_maskmovdqu_rex64): Likewise.
7887 (sse4a_extrqi): Likewise.
7888 (sse4a_extrq): Likewise.
7889 (sse3_lddqu): Set prefix_rep.
7890 (sse3_addsubv4sf3): Likewise.
7891 (sse3_haddv4sf3): Likewise.
7892 (sse3_hsubv4sf3): Likewise.
7893 (sse_cvtss2si): Likewise.
7894 (sse_cvtss2si_2): Likewise.
7895 (sse_cvtss2siq): Likewise.
7896 (sse_cvtss2siq_2): Likewise.
7897 (sse_cvttss2si): Likewise.
7898 (sse_cvttss2siq): Likewise.
7899 (sse2_cvttps2dq): Likewise.
7900 (sse3_movshdup): Likewise.
7901 (sse3_movsldup): Likewise.
7902 (sse2_cvtsd2si): Likewise.
7903 (sse2_cvtsd2si_2): Likewise.
7904 (sse2_cvtsd2siq): Likewise.
7905 (sse2_cvtsd2siq_2): Likewise.
7906 (sse2_cvttsd2si): Likewise.
7907 (sse2_cvttsd2siq): Likewise.
7908 (*sse2_cvtpd2dq): Likewise.
7909 (*sse2_cvttpd2dq): Likewise.
7910 (sse2_pshuflw_1): Likewise.
7911 (sse2_pshufhw_1): Likewise.
7912 (sse4a_insertqi): Likewise.
7913 (sse4a_insertq): Likewise.
7914 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
7915 (ssse3_phadddv4si3): Likewise.
7916 (ssse3_phaddswv8hi3): Likewise.
7917 (ssse3_phsubwv8hi3): Likewise.
7918 (ssse3_phsubdv4si3): Likewise.
7919 (ssse3_phsubswv8hi3): Likewise.
7920 (ssse3_pmaddubswv8hi3): Likewise.
7921 (ssse3_pmulhrswv8hi3): Likewise.
7922 (ssse3_pshufbv16qi3): Likewise.
7923 (ssse3_psign<mode>3): Likewise.
7924 (ssse3_palignrti): Likewise.
7925 (abs<mode>2): Likewise.
7926 (ssse3_phaddwv4hi3): Set prefix_extra.
7927 (ssse3_phadddv2si3): Likewise.
7928 (ssse3_phaddswv4hi3): Likewise.
7929 (ssse3_phsubwv4hi3): Likewise.
7930 (ssse3_phsubdv2si3): Likewise.
7931 (ssse3_phsubswv4hi3): Likewise.
7932 (ssse3_pmaddubswv4hi3): Likewise.
7933 (ssse3_pmulhrswv4hi3): Likewise.
7934 (ssse3_pshufbv8qi3): Likewise.
7935 (ssse3_psign<mode>3): Likewise.
7936 (ssse3_palignrdi): Likewise.
7937 (abs<mode>2): Likewise.
7938 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
7939 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
7940 (sse2_pmovmskb): Set mode to SI instead of V2DF.
7942 2007-04-23 Nick Clifton <nickc@redhat.com>
7944 * params.def: Fix formatting of emacs local variables.
7946 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
7948 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
7949 move if inter-unit move isn't allowed.
7950 Don't split moving the first element of V2DI to DI to inter-unit
7951 move if inter-unit move isn't allowed.
7953 2007-04-23 Richard Guenther <rguenther@suse.de>
7955 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
7956 and CDI_POST_DOMINATORS separately.
7958 2007-04-23 Nick Clifton <nickc@redhat.com>
7960 * c.opt (Wformat-contains-nul): Add warning attribute.
7962 2007-04-23 Jan Hubicka <jh@suse.cz>
7964 * function.c (init_function_start): Don't init line number info.
7965 (expand_function_end): Update.
7966 (reset_block_changes, record_block_change, finalize_block_changes,
7967 check_block_change, free_block_changes): Kill.
7968 * function.h (reset_block_changes, record_block_change,
7969 finalize_block_changes, check_block_change, free_block_changes):
7971 (struct function): Remove ib_boundaries_block.
7972 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7973 Use curr_insn_locator to initialize locator.
7974 (emit_line_note): Remove.
7975 * cfgexpand.c (expand_gimple_cond_expr): Update.
7976 (construct_exit_block): Likewise.
7977 (tree_expand_cfg): Initialize/finalize locators.
7978 * expr.c (expand_expr_real): Update.
7979 * cfglayout.c (line_locators_locs, line_locators_lines,
7980 file_locators_locs, file_locators_files): Remove.
7981 (set_block_levels): Move to cfgexpand.c.
7982 (insn_locators_initialize): Remove.
7983 (pass_insn_locators_initialize): Remove.
7984 (locations_locators_locs, locations_locators_vals): New static vars.
7985 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7987 (insn_locators_alloc, insn_locators_finalize,
7988 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7990 (locator_location): New.
7991 (locator_line, locator_file): Rewrite.
7992 * rtl.h (emit_line_note): Kill.
7993 (insn_locators_alloc, insn_locators_finalize,
7994 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7996 * tree-inline.c (initialize_cfun): Do not initialize
7997 ib_boundaries_block.
7998 * passes.c (pass_insn_locators_initialize): Remove.
8000 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
8003 * expr.c (reduce_to_bit_field_precision): Handle
8006 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
8008 PR tree-optimization/24659
8009 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
8010 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
8011 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
8012 * genopinit.c (optabs): Rename vec_pack_mod_optab
8013 to vec_pack_trunc_optab.
8014 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
8015 early for scalar floating point operands for NOP_EXPR.
8016 (vectorizable_type_promotion): Ditto.
8017 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
8018 vec_pack_trunc_optab.
8019 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
8021 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
8022 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
8023 Rename from VEC_PACK_MOD_EXPR.
8024 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
8025 * expr.c (expand_expr_real_1): Ditto.
8026 * tree-inline.c (estimate_num_insns_1): Ditto.
8027 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
8029 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
8030 (vec_unpacks_lo_v4sf): Ditto.
8031 (vec_pack_trunc_v2df): Ditto.
8032 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
8033 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
8034 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
8036 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
8038 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
8040 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
8041 Rename from VEC_PACK_MOD_EXPR. This expression also represent
8042 packing of floating point operands.
8043 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
8044 represent unpacking of floating point operands.
8045 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
8046 [vec_unpacks_hi]: Ditto.
8047 [vec_unpacks_lo]: Ditto.
8049 2007-04-22 Jan Hubicka <jh@suse.cz>
8051 * final.c (rest_of_handle_final): Call
8052 targetm.asm_out.constructor/targetm.asm_out.destructor
8053 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
8054 proper priority via decl_*_priority_insert.
8055 * c-common.c (c_expand_body): Likewise.
8057 2007-04-22 Richard Guenther <rguenther@suse.de>
8059 PR tree-optimization/29789
8060 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
8061 (rewrite_reciprocal): New helper split out from
8062 determine_invariantness_stmt.
8063 (rewrite_bittest): Likewise.
8064 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
8065 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
8068 2007-04-22 Revital Eres <eres@il.ibm.com>
8070 * loop-unroll.c (var_to_expand): New field to support also
8071 insns of the form x = something + x.
8072 (analyze_insn_to_expand_var): Use it.
8073 (expand_var_during_unrolling): Likewise.
8075 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
8077 * predict.c: Include pointer-set.h.
8078 (bb_predictions): New variable.
8079 (tree_predicted_by_p, tree_predict_edge,
8080 remove_predictions_associated_with_edge): Use bb_predictions map
8081 instead of bb->predictions.
8082 (clear_bb_predictions, assert_is_empty): New functions.
8083 (combine_predictions_for_bb): Use bb_predictions map. Call
8084 clear_bb_predictions.
8085 (tree_estimate_probability): Create and free bb_predictions map.
8086 * Makefile.in (predict.o): Add pointer-set.h dependency.
8087 * basic-block.h (struct basic_block_def): Remove predictions
8089 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
8091 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
8094 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
8097 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8099 * timevar.c (timevar_print): Change reference of --disable-checking to
8100 --enable-checking=release. Also warn if assert checking is disabled.
8102 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8105 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
8106 decl as addressable if the compound literal was marked as
8108 Mark the decl as a gimple register if it is a complex or
8109 vector decl and does not live in memory.
8111 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8113 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
8114 (GENERIC_NEXT): New function macro.
8115 (PHI_CHAIN): Use phi_node's new chain variable.
8116 (tree_phi_node): Change tree_common to tree_base
8117 and add the chain field.
8118 * tree-phinodes.c (make_phi_node): Don't set
8119 TREE_TYPE on the new node.
8120 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
8121 instead of checking GIMPLE_TUPLE_P in chain_next.
8122 * tree-vect-transform.c
8123 (get_initial_def_for_induction): Look at
8124 PHI_RESULT_TREE for the type of the phi node.
8125 (update_vuses_to_preheader): Use PHI_CHAIN
8126 instead of TREE_CHAIN on the phi node.
8127 * tree-ssa-structalias.c (compute_points_to_sets):
8129 (ipa_pta_execute): Likewise.
8131 2007-04-21 Richard Guenther <rguenther@suse.de>
8134 * fold-const.c (fold_unary): Call fold_convert_const on the
8137 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
8139 * gcse.c (store_killed_in_insn): Handle PARALLELs.
8140 (store_killed_in_pat): New.
8142 2007-04-20 Richard Henderson <rth@redhat.com>
8145 * config/i386/i386.c (type_has_variadic_args_p): Look for any
8146 TREE_LIST with a void_type_node value, not void_list_node exactly.
8148 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
8150 * doc/standards.texi: Re-arrange into language-specific
8151 subsections. Add a C++ section, documenting which standards we
8154 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
8156 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
8157 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
8159 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
8161 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
8162 ecrti.o and crtbegin.o.
8163 (LIB_DEFAULT_SPEC): Include -lc.
8164 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
8166 2007-04-20 Richard Henderson <rth@redhat.com>
8169 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
8170 argument; update all callers.
8171 (get_unaligned_offset): New.
8172 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
8173 get_unaligned_address, just pass on the address directly.
8174 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
8175 the subreg in the helper patterns.
8176 (unaligned_extendqidi_le): Use get_unaligned_offset.
8177 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
8178 (unaligned_extendhidi_be): Likewise.
8179 (unaligned_extendhidi): Tidy.
8180 * config/alpha/alpha-protos.h: Update.
8182 2007-04-20 Richard Henderson <rth@redhat.com>
8184 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
8185 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
8186 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
8187 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8188 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8189 (CPP_SPEC): Don't include %(cpp_subtarget).
8190 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
8191 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8192 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
8194 2007-04-20 Jakub Jelinek <jakub@redhat.com>
8196 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
8197 for __builtin_ia32_cmpordss.
8199 PR tree-optimization/31632
8200 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
8201 and arg1 for optimizations of comparison against min/max values.
8202 Fold arg0 to arg1's type for optimizations of comparison against
8203 min+1 and max-1 values.
8205 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
8207 * reload.c (combine_reloads): When trying to use a dying register,
8208 check whether it's uninitialized and don't use if so.
8210 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
8212 * fold-const.c: Remove prototypes for native_encode_expr and
8213 native_interpret_expr.
8214 (native_encode_expr): Make non-static.
8215 (native_interpret_expr): Likewise.
8216 * tree.h: Add prototypes for the above.
8218 2007-04-19 Joseph Myers <joseph@codesourcery.com>
8220 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
8221 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
8222 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
8223 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
8224 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
8225 Add length attributes.
8227 2007-04-19 Janis Johnson <janis187@us.ibm.com>
8229 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
8232 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
8233 __STDC_WANT_DEC_FP__.
8235 2007-04-19 Joseph Myers <joseph@codesourcery.com>
8237 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
8238 for long double compatibility.
8239 * configure: Regenerate.
8241 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
8243 PR rtl-optimization/29841
8244 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
8246 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
8247 that may cause control flow transfer from being moved.
8249 2007-04-18 Jan Hubicka <jh@suse.cz>
8251 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
8254 2007-04-18 Eric Christopher <echristo@apple.com>
8256 * config/rs6000/darwin.md (load_macho_picbase): Use link register
8257 only. Update operands.
8258 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
8259 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
8260 link register to pic register.
8262 2007-04-18 Dirk Mueller <dmueller@suse.de>
8265 * tree-vrp.c (search_for_addr_array): New.
8266 (check_array_bounds): Suppress warning about
8267 address taken of array refs if its not de-referenced.
8269 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8271 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
8272 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
8274 * tree-vectorizer.h (NITERS_KNOWN_P): New.
8275 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
8276 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
8278 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
8280 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
8282 (vect_analyze_scalar_cycles): Fix indentation.
8283 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
8284 (vect_mark_relevant): Include phis in relevance analysis.
8286 * tree-vect-transform.c (vect_transform_loop): Add an assert.
8288 2007-04-18 Anatoly Sokolov <aesok@post.ru>
8290 * config/avr/avr.c (ptrreg_to_str): Replace error() with
8291 output_operand_lossage().
8293 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8295 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
8296 the unused code for reduction without adjust-in-epilog to simplify the
8299 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
8301 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
8302 (S390_TDC_NEGATIVE_ZERO): New constant.
8303 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
8304 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
8305 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
8306 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
8307 (S390_TDC_POSITIVE_INFINITY): New constant.
8308 (S390_TDC_NEGATIVE_INFINITY): New constant.
8309 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
8310 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
8311 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
8312 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
8313 (S390_TDC_INFINITY): New constant.
8314 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
8315 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
8316 optimization for UNSPEC_CCZ_TO_INT.
8317 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
8318 ("*ccz_to_int"): New insn.
8319 ("isinf<mode>2"): New insn.
8320 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
8321 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
8322 (UNSPEC_CCZ_TO_INT): New constant.
8324 2007-04-18 Richard Guenther <rguenther@suse.de>
8326 PR tree-optimization/19431
8327 PR tree-optimization/21463
8328 * tree-pass.h (pass_phiprop): Declare.
8329 * passes.c (init_optimization_passes): New phiprop pass.
8330 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
8331 (phivn_valid_p): New helper function.
8332 (phiprop_insert_phi): Likewise.
8333 (propagate_with_phi): Likewise.
8334 (tree_ssa_phiprop): New propagator propagating loads
8335 through phi nodes if profitable.
8337 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8339 * tree-vect-analyze.c (process_use): New function.
8340 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
8341 Check phis in all bbs.
8342 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
8345 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
8347 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
8350 2007-04-17 Anatoly Sokolov <aesok@post.ru>
8353 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
8356 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
8358 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
8360 (sse_vmmulv4sf3): Likewise.
8361 (sse2_vmaddv2df3): Likewise.
8362 (sse2_vmmulv2df3): Likewise.
8364 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
8366 PR rtl-optimization/31360
8367 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
8368 (target_reg_cost): New.
8369 (init_set_costs): Initialize target_reg_cost. Add comments
8370 regarding the rationale of the costs.
8371 (global_cost_for_size): Renamed to...
8372 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
8373 of register pressure.
8374 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
8375 estimate_reg_pressure_cost. Add number of ivs.
8376 (determine_set_costs): Dump target_reg_cost.
8377 * loop-invariant.c (gain_for_invariant): Use
8378 estimate_reg_pressure_cost. Removed n_inv_uses argument.
8379 (best_gain_for_invariant, find_invariants_to_move): Remove
8381 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
8382 (target_reg_cost): Declare.
8383 (global_cost_for_size): Declaration removed.
8384 (estimate_reg_pressure_cost): Declare.
8386 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
8388 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
8389 regnos into even/odd register pairs.
8390 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
8391 TDmode similar to the other floating point modes.
8392 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
8393 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
8395 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
8396 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
8397 (movdd_hardfloat64): Use TARGET_MFPGPR.
8399 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
8401 * reload1.c (delete_output_reload): Don't count output in n_inherited.
8404 2005-01-05 Richard Henderson <rth@redhat.com>
8406 * reload1.c (do_input_reload): Restrict the optimization deleteing
8407 a previous output reload to RELOAD_FOR_INPUT.
8409 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
8411 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
8412 induc_vec_info_type.
8413 (vectorizable_induction): New function declaration.
8414 * tree-vect-transform.c (get_initial_def_for_induction): No need to
8415 check if already vectorized. Find first place in BB where new stmts
8416 can be inserted. Takes only one argument.
8417 (vectorizable_induction): New function.
8418 (vect_transform_stmt): Add case for induc_vec_info_type to call
8419 vectorizable_induction.
8420 (vect_transform_loop): Consider phis for vectorization.
8421 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
8423 (analyze_operations): Call vectorizable_induction when analyzing phis.
8425 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
8426 (vect_mark_relevant): Include phis in relevance analysis.
8427 (vect_mark_stmts_to_be_vectorize): Likewise.
8428 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
8430 2007-04-16 Lawrence Crowl <crowl@google.com>
8432 * doc/invoke.texi (Debugging Options): Add documentation for the
8433 -femit-struct-debug options -femit-struct-debug-baseonly,
8434 -femit-struct-debug-reduced, and
8435 -femit-struct-debug-detailed[=...].
8437 * c-opts.c (c_common_handle_option): Add
8438 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
8439 and OPT_femit_struct_debug_detailed_.
8440 * c.opt: Add specifications for
8441 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
8442 and -femit-struct-debug-detailed[=...].
8443 * opts.c (set_struct_debug_option): Parse the
8444 -femit-struct-debug-... options.
8445 * opts.c (matches_main_base, main_input_basename,
8446 main_input_baselength, base_of_path, matches_main_base): Add
8447 variables and functions to compare header base name to compilation
8449 * opts.c (should_emit_struct_debug): Add to determine to emit a
8450 structure based on the option.
8451 (dump_struct_debug) Also disabled function to debug this
8453 * opts.c (handle_options): Save the base name of the
8456 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
8457 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
8458 This hook indicates if a type is generic. Set it by default
8460 * langhooks.h (struct lang_hooks_for_types): Add a new hook
8461 to determine if a struct type is generic or not.
8462 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
8463 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
8464 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
8467 * flags.h (enum debug_info_usage): Add an enumeration to describe
8468 a program's use of a structure type.
8469 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
8470 to indicate the program's usage of the type. Filter structs based
8471 on the -femit-struct-debug-... specification.
8472 (gen_type_die): Split into two routines, gen_type_die and
8473 gen_type_die_with_usage. gen_type_die is now a wrapper
8474 that assumes direct usage.
8475 (gen_type_die_with_usage): Replace calls to gen_type_die
8476 with gen_type_die_with_usage adding the program usage of
8477 the referenced type.
8478 (dwarf2out_imported_module_or_decl): Suppress struct debug
8479 information using should_emit_struct_debug when appropriate.
8481 2007-04-16 Ian Lance Taylor <iant@google.com>
8483 PR tree-optimization/31522
8484 * tree-vrp.c (vr_phi_edge_counts): New static variable.
8485 (vrp_initialize): Allocate vr_phi_edge_counts.
8486 (vrp_visit_phi_node): Don't push to infinity if we saw a new
8487 executable edge. Drop test for all constants.
8488 (vrp_finalize): Free vrp_phi_edge_counts.
8490 * doc/cpp.texi (Common Predefined Macros): Clarify description of
8491 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
8493 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
8494 predecessors at head rather than tail.
8496 2007-04-16 Matthias Klose <doko@debian.org>
8498 * config/alpha/linux.h (CPP_SPEC): Define.
8499 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
8501 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
8503 * function.h: Remove sequence_stack extern declaration.
8505 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
8507 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
8509 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
8512 2007-04-16 Anatoly Sokolov <aesok@post.ru>
8514 * config/avr/avr.c (avr_arch_types): Rearranging array.
8515 (enum avr_arch): Add.
8516 (avr_mcu_types): Use avr_arch enumeration constants instead of
8518 * config/avr/avr.h (LINK_SPEC): Simplify.
8520 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
8522 * config/m68k/m68k.c (m68k_libcall_value,
8523 m68k_function_value): Use macros for register names more.
8525 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
8527 (M68K_REGNAME): Use A6_REG.
8528 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
8530 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8533 * sched-int.h (struct deps): Split field 'pending_lists_length' into
8534 'pending_read_list_length' and 'pending_write_list_length'. Update
8536 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
8537 to handle two length counters instead of one. Update all uses.
8538 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
8539 two length counters instead of one.
8540 * sched-rgn.c (propagate_deps): Update to handle two length counters
8543 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
8546 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
8547 copy of source, pass it to ix86_expand_vector_set and return
8550 2007-04-16 David Ung <davidu@mips.com>
8551 Joseph Myers <joseph@codesourcery.com>
8553 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
8554 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
8555 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
8556 Add 74K processor information.
8557 * config/mips/mips.md: Include 74k.md.
8558 (cpu): Add 74kc,74kf,74kx.
8559 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
8560 * config/mips/74k.md: New.
8561 * doc/invoke.texi (MIPS Options): Document 74K support.
8563 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
8565 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
8566 vectorizable_* functions.
8567 * tree-vect-transform.c (vectorizable_call): Add check for
8568 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
8569 (vectorizable_store): likewise.
8570 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
8572 (vectorizable_operation, vectorizable_type_demotion): Likewise.
8573 (vectorizable_type_promotion, vectorizable_load): Likewise.
8574 (vectorizable_live_operation, vectorizable_condition): Likewise.
8575 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
8577 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
8579 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8581 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
8582 register numbers more.
8583 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
8584 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
8585 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
8586 FUNCTION_VALUE_REGNO_P): Likewise.
8587 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
8588 STATIC_CHAIN_REGNUM): Likewise.
8589 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
8590 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
8591 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
8592 * config/m68k/m68k.md (FP_REG): New.
8594 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8596 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
8599 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8601 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
8602 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
8605 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8607 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
8610 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
8613 * c-decl.c (finish_decl): Grab the type of the decl after the call
8614 to store_init_value.
8616 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
8618 * common.opt (fforward-propagate): Fix "Optimization" annotation.
8620 2007-04-14 Jakub Jelinek <jakub@redhat.com>
8623 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
8624 dominators, post dominators and cleanup cfg before returning.
8626 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
8628 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
8629 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
8631 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
8633 * config.gcc: Recognize fido.
8634 * config/m68k/m68k-devices.def (fidoa): New.
8635 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
8637 (FL_FIDOA, TARGET_FIDOA): New.
8638 * config/m68k/m68k.opt (mfidoa): New.
8640 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8643 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
8644 when a personality function is used.
8646 2007-04-13 Bob Wilson <bob.wilson@acm.org>
8648 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
8650 2007-04-13 Mike Stump <mrs@apple.com>
8652 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
8654 * config/darwin.opt (fapple-kext): Make C++ only.
8655 * config/darwin.c (darwin_override_options): Remove code to ensure
8656 -fapple-kext is given for C++ only.
8658 2007-04-13 Richard Sandiford <richard@codesourcery.com>
8660 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
8661 * config/mips/mips.c (override_options): Call
8662 SUBTARGET_OVERRIDE_OPTIONS, if defined.
8664 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
8666 * config/i386/i386.opt (msvr3-shlib): Removed.
8668 * doc/invoke.texi: Remove -msvr3-shlib.
8670 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
8672 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
8673 with "popcnt" instruction.
8675 2007-04-13 Richard Guenther <rguenther@suse.de>
8677 PR tree-optimization/21258
8678 * tree-vrp.c (compare_case_labels): New helper.
8679 (find_switch_asserts): New function.
8680 (find_assert_locations): Call it for SWITCH_EXPRs.
8682 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
8684 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
8685 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
8686 check is now implied in X87_FLOAT_MODE_P.
8687 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
8688 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
8689 (fix_trunc<mode>_i386_fisttp): Ditto.
8690 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
8691 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
8692 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
8693 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
8694 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
8695 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
8696 (unnamed_splitters): Ditto.
8697 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
8698 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
8699 FIRST_SSE_REG for local functions when SSE math is enabled or
8700 for functions with sseregparm attribute.
8701 (standard_80387_constant_p): Return -1 if mode is not
8703 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
8704 (ix86_expand_compare): Ditto.
8705 (ix86_expand_carry_flag_compare): Ditto.
8706 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
8707 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
8708 DECIMAL_FLOAT_MODE_P.
8709 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
8710 of SCALAR_FLOAT_MODE_P.
8711 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
8712 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
8713 checks before FLOAT_MODE_P.
8714 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
8715 before FLOAT_MODE_P.
8720 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
8722 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
8723 Charles Wilson <libtool@cwilson.fastmail.fm>
8725 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
8726 (libgcc.mvars): Don't depend on them.
8727 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
8728 * exec-tool.in: New.
8730 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
8732 * doc/invoke.text (--help): Document --help=common.
8734 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
8736 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
8738 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8740 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
8741 * genemit.c (main): Emit #include "integrate.h".
8742 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
8743 (LOADGP_RTP): New mips_loadgp_style.
8744 * config/mips/mips.h: Include config/vxworks-dummy.h.
8745 (TARGET_RTP_PIC): New macro.
8746 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
8747 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
8748 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
8750 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
8751 -mvxworks-pic when using -mrtp and a PIC option.
8752 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
8754 (mips_symbolic_constant_p, mips_symbolic_address_p)
8755 (mips_symbol_insns): Handle SYMBOL_HALF.
8756 (override_options): Warn about -G and -mrtp being used together.
8757 Initialize mips_lo_relocs[SYMBOL_HALF].
8758 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
8759 (mips_emit_loadgp): Handle LOADGP_RTP.
8760 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
8761 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
8762 (tablejump): Handle function-relative case table entries if
8764 * config/mips/predicates.md (symbol_ref_operand): New predicate.
8766 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8768 * config/mips/mips.md (load_call<mode>): Allow any general register.
8770 (sibcall_value_internal, sibcall_value_multiple_internal)
8771 (call_value_internal, call_value_split, call_value_multiple_internal)
8772 (call_value_multiple_split): Remove constraints from operand 0.
8774 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8776 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
8777 rather than loadgp_noshared.
8778 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
8779 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
8781 * config/mips/mips.md (loadgp): Rename to...
8782 (loadgp_newabi): ...this.
8783 (loadgp_noshared): Rename to...
8784 (loadgp_absolute): ...this.
8786 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8788 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
8789 false for locally-binding symbols.
8790 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
8792 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8794 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
8795 (SYMBOL_GOT_PAGE_OFST): ...this.
8796 (SYMBOL_GOT_GLOBAL): Rename to...
8797 (SYMBOL_GOT_DISP): ...this.
8798 (SYMBOL_GOTOFF_GLOBAL): Rename to...
8799 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
8800 * config/mips/mips.c (mips_global_symbol_p): New function.
8801 (mips_symbol_binds_local_p): Likewise.
8802 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
8803 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
8804 mips_global_symbol_p and mips_symbol_binds_local_p.
8805 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
8806 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
8807 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
8809 (mips_ok_for_lazy_binding_p): New function.
8810 (mips_load_call_address, mips_expand_call): Use it.
8811 (mips_dangerous_for_la25_p): Likewise.
8812 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
8813 (*got_disp<mode>): Use got_disp_operand instead of
8814 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
8815 SYMBOL_GOTOFF_GLOBAL.
8816 (*got_page<mode>): Use got_page_ofst_operand instead of
8818 * config/mips/predicates.md (const_call_insn_operand): Use
8819 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
8820 (global_got_operand): Rename to...
8821 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
8823 (local_got_operand): Rename to...
8824 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
8825 of SYMBOL_GOT_LOCAL.
8827 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8829 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
8830 TARGET_CALL_CLOBBERED_GP.
8831 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8832 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
8833 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
8834 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
8835 of TARGET_ABICALLS && !TARGET_NEWABI.
8836 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8837 * config/mips/mips.c (mips_load_call_address): Check
8838 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
8839 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8840 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
8841 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
8842 TARGET_ABICALLS && TARGET_NEWABI.
8843 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
8845 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
8846 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
8847 TARGET_ABICALLS && TARGET_NEWABI.
8848 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
8849 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
8850 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
8851 whether indirect calls must use $25.
8852 (mips_extra_live_on_entry): Check TARGET_GOT instead of
8854 * config/mips/mips.md (jal_macro): Check flag_pic and
8855 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
8856 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
8857 instead of TARGET_ABICALLS.
8858 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
8859 TARGET_ABICALLS && TARGET_OLDABI.
8860 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8861 (sibcall): In the comment above the define_insn, mention
8862 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
8863 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
8864 instead of TARGET_ABICALLS.
8866 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
8868 * doc/md.texi (Blackfin family constraints): Document PA and PB.
8869 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
8870 (MACFLAGS_MATCH_P): New macro.
8871 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
8872 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
8873 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
8874 the other MACFLAG constants.
8875 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
8876 (flag_machi): Tighten constraints. Renumber some of the operands.
8877 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
8879 (flag_machi_parts_acconly): New pattern.
8880 (flag_macinithi): Tighten constraints. Allow any accumulator to be
8882 (flag_macinit1hi): Tighten constraints.
8883 (flag_mul_macv2hi_parts_acconly): New pattern.
8885 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
8886 Use a more efficient implementation.
8887 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
8888 inline sequences when not optimizing for size.
8890 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
8891 movhi_high2low): Delete, merge functionality into...
8892 (packv2hi): ... this pattern.
8894 2007-02-11 Jie Zhang <jie.zhang@analog.com>
8895 * config/bfin/bfin.opt (msim): New option.
8896 (mcpu=): New option.
8897 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
8898 (bfin_cpu_t): Typedef of enum bfin_cpu.
8899 (bfin_cpu_type): New declaration.
8900 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
8901 -msim and -mcpu= options.
8902 (LIB_SPEC): Likewise.
8903 * config/bfin/bfin.c (bfin_cpu_type): Define.
8904 (bfin_handle_option): Handle -mcpu= option.
8905 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
8906 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
8907 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
8909 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8911 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
8912 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
8913 (powerpc-wrs-vxworksae): Use ${tm_file}.
8914 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
8915 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
8916 * config/i386/vx-common.h: New file.
8918 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8920 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
8923 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
8925 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
8928 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
8932 * c-common.c (c_build_qualified_type): Set canonical type
8935 2007-04-12 Richard Guenther <rguenther@suse.de>
8937 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
8938 lower bound and element size if lower bound is not zero
8939 or either of the ARRAY_REF operands is set.
8941 2007-04-12 Richard Guenther <rguenther@suse.de>
8943 PR tree-optimization/24689
8944 PR tree-optimization/31307
8945 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
8947 * gimplify.c (canonicalize_addr_expr): To be consistent with
8948 gimplify_compound_lval only set operands two and three of
8949 ARRAY_REFs if they are not gimple_min_invariant. This makes
8950 it never at this place.
8951 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
8953 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8955 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
8956 null before emitting a .nsubspa directive.
8958 2007-04-11 Diego Novillo <dnovillo@redhat.com>
8960 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
8961 need_to_partition_p if there are no memory statements in the
8964 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8966 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
8967 (gcd_of_steps_may_divide_p): New function.
8968 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
8970 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
8972 * reload.c (find_reloads_toplev, find_reloads_address,
8973 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
8974 not a pointer equality test, to decide if we need to call
8975 push_reg_equiv_alt_mem.
8977 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
8979 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
8980 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
8982 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
8984 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8986 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
8987 vector to be positive.
8989 2007-04-11 Diego Novillo <dnovillo@redhat.com>
8993 * doc/invoke.texi: Document --params max-aliased-vops and
8995 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
8996 debug_memory_partitions): Move to tree-flow.h
8997 * params.h (AVG_ALIASED_VOPS): Define.
8998 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
9000 (mp_info_t): Likewise.
9001 (get_mem_sym_stats_for): New.
9002 (set_memory_partition): Move from tree-flow-inline.h.
9003 (mark_non_addressable): Only clear the set of symbols for the
9004 partition if it exists.
9005 (dump_memory_partitions): Move from tree-ssa-operands.c
9006 (debug_memory_partitions): Likewise.
9007 (need_to_partition_p): New.
9008 (dump_mem_ref_stats): New.
9009 (debug_mem_ref_stats): New.
9010 (dump_mem_sym_stats): New.
9011 (debug_mem_sym_stats): New.
9012 (update_mem_sym_stats_from_stmt): New.
9013 (compare_mp_info_entries): New.
9014 (mp_info_cmp): Call it.
9015 (sort_mp_info): Change argument to a list of mem_sym_stats_t
9017 (get_mpt_for): Move from tree-ssa-operands.c.
9018 (find_partition_for): New.
9019 (create_partition_for): Remove.
9020 (estimate_vop_reduction): New.
9021 (update_reference_counts): New.
9022 (build_mp_info): New.
9023 (compute_memory_partitions): Refactor.
9024 Document new heuristic.
9025 Call build_mp_info, update_reference_counts,
9026 find_partition_for and estimate_vop_reduction.
9027 (compute_may_aliases): Populate virtual operands before
9028 calling debugging dumps.
9029 (delete_mem_sym_stats): New.
9030 (delete_mem_ref_stats): New.
9031 (init_mem_ref_stats): New.
9032 (init_alias_info): Call it.
9033 (maybe_create_global_var): Remove alias_info argument.
9034 Get number of call sites and number of pure/const call sites
9035 from gimple_mem_ref_stats().
9036 (dump_alias_info): Call dump_memory_partitions first.
9037 (dump_points_to_info_for): Show how many times a pointer has
9039 * opts.c (decode_options): For -O2 set --param
9040 max-aliased-vops to 500.
9041 For -O3 set --param max-aliased-vops to 1000 and --param
9042 avg-aliased-vops to 3.
9043 * fortran/options.c (gfc_init_options): Remove assignment to
9045 * tree-flow-inline.h (gimple_mem_ref_stats): New.
9046 * tree-dfa.c (dump_variable): Dump memory reference
9048 Dump NO_ALIAS* settings.
9049 (referenced_var_lookup): Tidy.
9050 (mem_sym_stats): New.
9051 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
9052 and ORIG are different SSA names for a memory partition.
9053 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
9054 * tree-flow.h (struct mem_sym_stats_d): Define.
9055 (mem_sym_stats_t): Define.
9056 (struct mem_ref_stats_d): Define.
9057 (struct gimple_df): Add field mem_ref_stats.
9058 (enum noalias_state): Define.
9059 (struct var_ann_d): Add bitfield noalias_state.
9060 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
9061 debug_mem_ref_stats, debug_memory_partitions,
9062 debug_mem_sym_stats): Declare.
9063 * tree-ssa-structalias.c (update_alias_info): Update call
9064 sites, pure/const call sites and asm sites in structure
9065 returned by gimple_mem_ref_stats.
9066 Remove local variable IS_POTENTIAL_DEREF.
9067 Increase NUM_DEREFS if the memory expression is a potential
9069 Call update_mem_sym_stats_from_stmt.
9070 If the memory references memory, call
9071 update_mem_sym_stats_from_stmt for all the direct memory
9072 symbol references found.
9073 (intra_create_variable_infos): Set noalias_state field for
9074 pointer arguments according to the value of
9075 flag_argument_noalias.
9076 * tree-ssa-structalias.h (struct alias_info): Remove fields
9077 num_calls_found and num_pure_const_calls_found.
9078 (update_mem_sym_stats_from_stmt): Declare.
9079 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
9080 Set default value to 100.
9081 (PARAM_AVG_ALIASED_VOPS): Define.
9083 2007-04-11 Richard Guenther <rguenther@suse.de>
9086 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
9087 a * -b + c as c - a * b if we honor sign dependent rounding.
9089 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
9091 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
9093 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
9094 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
9096 (initialize_trampoline): Don't use old-style function definition.
9097 (bfin_secondary_reload): Mark IN_P argument as unused.
9099 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
9101 PR tree-optimization/31343
9102 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
9103 (build_polynomial_chrec): Return a scalar when the evolution is zero.
9104 * testsuite/gcc.dg/vect/pr31343.c: New.
9106 2007-04-10 Eric Christopher <echristo@apple.com>
9108 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
9109 * config/i386/i386.md (*cmpfp0): Use.
9110 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
9111 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
9112 (fix_trunc<mode>_i386_fisttp): Ditto.
9113 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
9114 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
9115 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
9116 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
9117 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
9118 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
9119 (unnamed_splitters): Ditto.
9120 * config/i386/i386.c (output_fix_trunc): Assert that
9121 we're not being passed a TFmode operand.
9123 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
9125 PR tree-optimization/31526
9126 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
9127 n_basic_blocks to find newly added blocks.
9129 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
9131 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
9133 (fix_trunc<mode>si_sse): Ditto.
9134 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
9135 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
9136 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
9137 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
9138 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
9139 expander using SSEMODEF mode macro.
9140 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
9141 expander using SSEMODEF mode macro.
9142 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
9143 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
9144 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
9145 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
9146 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
9147 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
9148 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
9149 Macroize insn using X87MODEF mode macro.
9151 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
9153 * config/i386/sse.md (sse2_pinsrw): Removed.
9154 (sse2_pextrw): Renamed to ...
9155 (*sse2_pextrw): This.
9157 2007-04-09 Jan Hubicka <jh@suse.cz>
9160 * config/i386/sse.md
9161 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
9162 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
9163 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
9164 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
9166 2007-04-09 Jan Hubicka <jh@suse.cz>
9168 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
9169 multiple fields of union.
9171 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
9173 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
9174 (create_preheaders): Check that loops are available.
9175 (fix_loop_structure): Clean up, improve comments.
9176 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
9177 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
9179 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
9180 * predict.c (tree_estimate_probability): Do not call
9181 calculate_dominance_info. Call create_preheaders.
9182 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
9183 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
9185 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
9186 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
9187 * tree-cfg.c (tree_split_edge): Make an assert more precise.
9188 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
9191 2007-04-08 Jan Hubicka <jh@suse.cz>
9193 * tree.h (maybe_fold_offset_to_component_ref): Declare.
9194 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
9195 * fold-const.c (fold_unary): Use it.
9197 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
9199 * varasm.c (assemble_variable): Remove call to
9200 lang_hooks.decls.prepare_assemble_variable.
9201 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
9202 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
9203 * langhooks.h (lang_hooks_for_decls): Remove
9204 prepare_assemble_variable.
9206 2007-04-08 Mike Stump <mrs@apple.com>
9208 * config/i386/i386.c: Use inc/dec on Core2.
9210 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
9212 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
9213 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
9214 lhd_tree_inlining_end_inlining): Remove.
9215 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
9216 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
9218 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
9219 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
9220 lhd_tree_inlining_end_inlining): Remove prototypes.
9221 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
9222 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
9223 LANG_HOOKS_TREE_INLINING_START_INLINING,
9224 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
9226 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
9229 2007-04-08 Anatoly Sokolov <aesok@post.ru>
9232 * config/avr/predicates.md (io_address_operand): Delete predicate.
9233 (low_io_address_operand): Don't use 'mode' argument.
9234 (higth_io_address_operand): Rename ...
9235 (high_io_address_operand): ... to this. Don't use 'mode' argument.
9236 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
9239 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
9241 Revert change removing staticp.
9243 2007-04-07 Anatoly Sokolov <aesok@post.ru>
9246 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
9249 2007-04-07 Bruce Korb <bkorb@gnu.org>
9251 * c.opt: Add -Wformat-contains-nul.
9252 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
9254 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
9255 the NUL byte warning.
9257 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
9259 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
9261 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
9263 * tree.c (staticp): No longer use staticp langhook.
9264 * langhooks.c (lhd_staticp): Removed.
9265 * langhooks.h (struct lang_hooks): Remove staticp.
9266 * c-common.c (c_staticp): Remove.
9267 * c-common.h (c_staticp): Ditto.
9268 * langhooks-defs.h (lhd_staticp): Ditto.
9269 (LHD_HOOKS_STATICP): Ditto
9270 * tree.h (gcc_assert_lowered): New macro.
9272 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
9274 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
9275 argument "reliable".
9276 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
9277 Add argument "reliable". Propagate it through calls.
9278 (infer_loop_bounds_from_undefined): Derive number of iterations
9279 estimates from references in blocks that do not dominate loop latch.
9280 (gcov_type_to_double_int): New function.
9281 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
9282 and expected_loop_iterations_unbounded.
9283 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
9284 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
9285 * tree-data-ref.c (estimated_loop_iterations): Export.
9286 (get_references_in_stmt): Fix -- do not return addresses of local
9288 * cfgloop.h (expected_loop_iterations_unbounded,
9289 estimated_loop_iterations): Declare.
9291 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
9293 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
9295 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
9297 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
9298 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
9299 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
9300 Use output_387_reg_move().
9301 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
9302 expander using X87MODEF12 mode macro.
9303 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
9304 choosing register preferences. Use output_387_reg_move().
9305 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
9306 instead of "x". Use output_387_reg_move().
9307 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
9308 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
9309 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
9310 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
9311 Use output_387_reg_move().
9312 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
9314 (*truncxf?f_i387 splitter): Ditto.
9316 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
9318 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
9319 LANG_HOOKS_SAFE_FROM_P.
9320 * expr.c (safe_from_p): Remove langhook call.
9321 * langhooks.h (lang_hooks): Remove safe_from_p.
9322 (lhd_safe_from_p): Remove prototype.
9323 * langhooks.c (lhd_safe_from_p): Remove.
9325 2007-04-06 Jan Hubicka <jh@suse.cz>
9327 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
9330 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
9332 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
9333 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
9334 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
9335 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
9337 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
9338 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
9340 2007-04-05 Richard Henderson <rth@redhat.com>
9342 * config/alpha/alpha.c (print_operand) [+]: Remove.
9343 (alpha_end_function): Print nop if call at end of function.
9344 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
9345 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
9346 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
9347 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
9348 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
9349 the call pattern. Update peepholes to match.
9351 2007-04-05 Janis Johnson <janis187@us.ibm.com>
9353 * doc/extend.texi (Other Builtins): Add decimal float variants
9355 * builtins.def: Ditto.
9356 * builtins.c (expand_builtin): Ditto.
9358 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
9359 H.J. Lu <hongjiu.lu@intel.com>
9362 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
9363 of V8HImode when calling ix86_binary_operator_ok.
9364 (sse2_pmaddwd): Call ix86_binary_operator_ok.
9365 (sdot_prodv8hi): Operands 1 and 2 must be register.
9367 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
9369 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
9370 initialize align to silence bogus warning.
9372 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
9375 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
9377 (struct sra_walk_fns): Remove use_all parameter from use.
9378 (sra_hash_tree): Handle BIT_FIELD_REFs.
9379 (sra_elt_hash): Don't hash bitfld blocks.
9380 (sra_elt_eq): Skip them in parent compares as well. Handle
9382 (sra_walk_expr): Don't maintain or pass down use_all_p.
9383 (scan_use): Remove use_all parameter.
9384 (scalarize_use): Likewise. Re-expand assignment to
9385 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
9386 output, and re-scalarize after output. Don't mark anything
9388 (scalarize_ldst): Adjust.
9389 (scalarize_walk_gimple_modify_statement): Likewise.
9390 (build_element_name_1): Handle BIT_FIELD_REFs.
9391 (instantiate_element): Don't warn for any element whose parent
9393 (instantiate_missing_elements_1): Return the sra_elt.
9394 (canon_type_for_field): New.
9395 (try_instantiate_multiple_fields): New.
9396 (instantiate_missing_elemnts): Use them.
9397 (mark_no_warning): Removed.
9398 (generate_one_element_ref): Handle BIT_FIELD_REFs.
9399 (REPLDUP, sra_build_elt_assignment): New.
9400 (generate_copy_inout): Use them.
9401 (generate_element_copy): Likewise. Handle bitfld differences.
9402 (generate_element_zero): Don't recurse for blocks. Use
9403 sra_build_elt_assignment.
9404 (generate_one_element_int): Take elt instead of var. Use
9405 sra_build_elt_assignment.
9406 (generate_element_init_1): Adjust.
9407 (scalarize_use, scalarize_copy): Use REPLDUP.
9408 (scalarize_ldst): Move assert before dereference.
9409 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
9411 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
9413 * regmove.c: Fix unused variable warnings due to previous commit.
9415 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
9417 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
9418 (regmove_bb_head): Remove.
9419 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
9420 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
9421 problems with fixup_match_1.
9422 Don't initialize/free regmove_bb_head.
9424 (reg_is_remote_constant_p): If an insn is in the same basic block
9425 but not before INSN, consider it remote, too.
9427 2007-04-05 Anatoly Sokolov <aesok@post.ru>
9430 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
9431 DECL_ASSEMBLER_NAME, not the DECL_NAME.
9433 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
9435 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
9436 (CONDITIONAL_REGISTER_USAGE): Likewise.
9438 2007-04-04 Richard Henderson <rth@redhat.com>
9440 * config/alpha/lib1funcs.asm: Remove unused file.
9442 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9445 * opts.c (print_specific_help): Fix --help=<language>
9447 (common_handle_option): Support --help=common.
9449 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9452 * gcc.c (main): Do not run the linker if
9453 print_subprocess_help indicates that it shouldn't be
9456 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9459 * doc/invoke.texi (--help=): Document <languages> value, fix
9460 formatting in tables of values.
9462 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
9464 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
9465 dllimport attribute of virtual methods.
9467 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
9469 * config/score/crti.asm: Change _bss_start to __bss_start.
9470 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
9471 (OUTGOING_REG_PARM_STACK_SPACE) update.
9472 * config/score/score.opt: add options to make backend support
9473 score5, score5u, score7 and score7d.
9474 * config/score/score.md: Likewise.
9475 * config/score/misc.md: Likewise.
9476 * config/score/mac.md: Likewise.
9477 * doc/invoke.texi: Likewise.
9478 * doc/md.texi: update constraints define.
9480 2007-04-03 Richard Henderson <rth@redhat.com>
9482 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
9483 an appropriate type, use the mode instead.
9485 2007-04-03 Richard Sandiford <richard@codesourcery.com>
9487 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
9488 Set the default --with-arch setting to mips2.
9489 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
9490 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
9491 (MULTILIB_OSDIRNAMES): Delete.
9492 (MULTILIB_DIRNAMES): Define.
9493 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
9494 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
9495 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
9496 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
9497 VXWORKS_OS_CPP_BUILTINS.
9498 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
9499 (MIPS_DEBUGGING_INFO): Undefine.
9500 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
9502 2007-04-03 Jakub Jelinek <jakub@redhat.com>
9505 * fold-const.c (native_encode_real): Encode real.c provided longs
9506 as a series of 32-bit native integers.
9507 (native_interpret_real): Interpret buffer as a series of 32-bit
9510 2007-04-03 Richard Guenther <rguenther@suse.de>
9512 * genpreds.c (write_insn_constraint_len): Write function
9513 optimized for CONSTRAINT_LEN implementation.
9514 (write_tm_preds_h): Output insn_constraint_len inline and
9515 use it for CONSTRAINT_LEN.
9516 (write_insn_preds_c): Don't output insn_constraint_len.
9517 * doc/md.texi (define_register_constraint): Document multi-letter
9518 constraints shall have the same length if they start with the same
9521 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
9524 * config/i386/i386.md (isinf<mode>2): Expand only when
9525 TARGET_C99_FUNCTIONS is set.
9527 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
9529 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
9530 (x86_64-*-linux*): Ditto.
9531 * config/i386/i386.opt (mpc): New option.
9532 * config/i386/i386.c (overrride_options): Handle
9533 ix87_precision_string.
9534 * config/i386/crtprec.c: New file.
9535 * config/i386/t-crtpc: Ditto.
9536 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
9538 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
9539 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
9540 crtprec32.o, crtprec64.o and crtprec80.o.
9542 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
9544 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
9546 2007-04-02 Eric Christopher <echristo@apple.com>
9548 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
9549 limitations on darwin.
9551 2007-04-02 Anatoly Sokolov <aesok@post.ru>
9554 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
9556 2007-04-02 Dave Korn <dave.korn@artimi.com>
9558 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
9560 2007-04-02 Dave Korn <dave.korn@artimi.com>
9562 * libgcc2.h (exception_descriptor): Don't forward-declare.
9563 (__get_eh_table_language, __get_eh_table_version): Delete
9564 prototypes of long-dead functions.
9566 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
9568 * ebitmap.h: New file
9569 * ebitmap.c: New file
9570 * Makefile.in (ebitmap.o): New target.
9572 2007-04-01 Jan Hubicka <jh@suse.cz>
9574 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
9575 before very first instruction.
9577 2007-04-01 Jan Hubicka <jh@suse.cz>
9579 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
9580 waring on 64bit hosts.
9581 * bitmap.h: Fix typo in bitmap_head_def.
9583 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
9585 PR rtl-optimization/31391
9586 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
9587 into a DELETED_LABEL note, and the label is in an empty basic
9588 block, update BB_END as well as BB_HEAD.
9590 2007-04-01 Richard Henderson <rth@redhat.com>
9592 PR tree-optimization/31169
9593 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
9594 to varying if the range is outside [0, prec-1].
9596 2007-04-01 Richard Sandiford <richard@codesourcery.com>
9599 * config/mips/mips.md (load_const_gp): New insn.
9600 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
9601 the MIPS16 GP pseudo register if no_new_pseudos.
9602 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
9604 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
9607 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
9609 (call_value): Likewise.
9611 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
9612 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9615 * doc/invoke.texi: (optimization options): Reword description
9616 of -ffast-math. Document its primary purpose.
9618 2007-03-31 Richard Guenther <rguenther@suse.de>
9620 * omp-low.c (splay-tree.h): Include.
9621 (lookup_decl): Replace splay-tree usage by pointer-map.
9622 (maybe_lookup_decl): Likewise.
9623 (new_omp_context): Likewise.
9624 (delete_omp_context): Likewise.
9625 * gimplify.c (splay-tree.h): Include.
9626 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
9628 (remap_ssa_name): Likewise.
9629 (remap_decl): Likewise.
9630 (remap_type_1): Likewise.
9631 (remap_type): Likewise.
9632 (copy_body_r): Likewise.
9633 (expand_call_inline): Likewise.
9634 (clone_body): Likewise.
9635 (copy_tree_r): Likewise.
9636 (remap_save_expr): Likewise.
9637 (unsave_r): Likewise.
9638 (unsave_expr_now): Likewise.
9639 (tree_function_versioning): Likewise.
9640 (build_duplicate_type): Likewise.
9641 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
9642 (struct copy_body_data): Replace splay-tree by pointer-map.
9643 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
9644 not $(SPLAY_TREE_H).
9645 (gimplify.o): Depend on $(SPLAY_TREE_H).
9646 (omp-low.p): Likewise.
9648 2007-03-31 Anatoly Sokolov <aesok@post.ru>
9650 * config/avr/predicates.md (even_register_operand,
9651 odd_register_operand): New predicates.
9652 * config/avr/avr.md (movw peephole2): New.
9653 (movw_r peephole2): New.
9655 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
9657 * tree.h (get_signed_or_unsigned_type): New.
9658 * fold-const.c (operand_equal_for_comparison_p): Use
9659 get_signed_or_unsigned_type instead of
9660 lang_hooks.types.signed_or_unsigned_type.
9661 * expr.c (store_expr): Ditto.
9662 * langhooks.c (get_signed_or_unsigned_type): New.
9663 (lhd_signed_or_unsigned_type): New.
9664 * langhooks.h (lhd_signed_or_unsigned_type): New.
9665 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
9667 2007-03-30 Richard Henderson <rth@redhat.com>
9669 * tree-ssa-loop-ivopts.c: Include target.h.
9670 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
9671 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
9672 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
9673 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
9675 2007-03-30 Richard Henderson <rth@redhat.com>
9676 Kai Tietz <kai.tietz@onevision.com>
9678 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
9680 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
9681 (TARGET_64BIT_MS_ABI): New.
9682 (DBX_REGISTER_NUMBER): Handle 64-bit.
9683 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
9684 (LONG_TYPE_SIZE): Force to 32.
9685 (REG_PARM_STACK_SPACE): New.
9686 (OUTGOING_REG_PARM_STACK_SPACE): New.
9687 (REGPARM_MAX, SSE_REGPARM_MAX): New.
9688 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
9689 (STACK_BOUNDARY): Use 128 for 64-bit.
9690 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
9691 Add 64-bit implementation.
9692 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
9694 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
9695 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
9696 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
9697 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
9698 (ix86_handle_cconv_attribute): Don't warn when ignoring if
9699 TARGET_64BIT_MS_ABI.
9700 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
9701 (ix86_pass_by_reference): Likewise.
9702 (ix86_function_value_regno_p): Likewise.
9703 (ix86_build_builtin_va_list): Likewise.
9704 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
9705 (function_arg_advance_ms_64): New.
9706 (function_arg_advance): Call it.
9707 (function_arg_ms_64): New.
9708 (function_arg): Call it.
9709 (function_value_ms_64): New.
9710 (ix86_function_value_1): Call it.
9711 (return_in_memory_ms_64): New.
9712 (ix86_return_in_memory): Call it.
9713 (setup_incoming_varargs_ms_64): New.
9714 (ix86_setup_incoming_varargs): Call it.
9715 (ix86_expand_prologue): Handle 64-bit stack probing.
9716 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
9717 (output_pic_addr_const): Likewise.
9718 (x86_this_parameter): Likewise.
9719 (x86_output_mi_thunk): Likewise.
9720 (x86_function_profiler): Likewise.
9721 (TARGET_STRICT_ARGUMENT_NAMING): New.
9722 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
9723 (TARGET_64BIT_MS_ABI): New.
9724 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
9725 * config/i386/i386.md (allocate_stack_worker): Remove.
9726 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
9727 describe the clobber of eax without a match_scratch.
9728 (allocate_stack_worker_postreload): Remove.
9729 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
9730 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
9731 (allocate_stack_worker_rex64_postreload): Remove.
9732 (allocate_stack): Handle 64-bit.
9733 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
9734 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
9735 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
9736 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
9737 (STANDARD_STARTFILE_PREFIX_1): Likewise.
9738 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
9739 * config.build (x86_64-*-mingw*): New host.
9740 * config.host (x86_64-*-mingw*): New host.
9741 * config.gcc (x86_64-*-mingw*): New target.
9742 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
9744 2007-03-30 Richard Henderson <rth@redhat.com>
9745 Kai Tietz <kai.tietz@onevision.com>
9747 * c-pragma.c (struct def_pragma_macro_value): New.
9748 (struct def_pragma_macro): New.
9749 (pushed_macro_table): New.
9750 (dpm_hash, dpm_eq): New.
9751 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
9752 (init_pragma): Install them.
9753 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
9755 2007-03-30 Anatoly Sokolov <aesok@post.ru>
9757 * config/avr/avr.c (avr_override_options): Clear
9758 'flag_delete_null_pointer_checks'.
9760 2007-03-30 Paolo Carlini <pcarlini@suse.de>
9763 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
9764 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
9765 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
9766 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
9767 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
9768 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
9769 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
9771 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
9773 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
9775 * regmove.c: Move all of pass_stack_adjustments from here...
9776 * combine-stack-adj.c: ...to this new file.
9777 * Makefile.in: Add rules for combine-stack-adj.o.
9779 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
9781 PR tree-optimization/31383
9782 * tree-data-ref.c (affine_function_equal_p): Do not require the
9783 vectors to have the same length.
9785 2007-03-30 Jan Hubicka <jh@suse.cz>
9788 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
9789 availablility; add more sanity checking; ask varpool only about
9792 2007-03-29 Richard Henderson <rth@redhat.com>
9794 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
9795 to decide, but __SIZEOF_LONG_LONG__.
9797 2007-03-29 Richard Henderson <rth@redhat.com>
9799 * emutls.c (struct __emutls_array): New.
9800 (emutls_destroy): Use it instead of casting element 0 from void*.
9801 (__emutls_get_address): Likewise.
9803 2007-03-29 Richard Henderson <rth@redhat.com>
9805 * varasm.c (initializer_constant_valid_p): Don't deny
9806 DECL_DLLIMPORT_P on functions.
9808 * config/i386/cygming.h: Remove function declarations.
9809 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
9810 (ASM_OUTPUT_LABELREF): Remove.
9811 (COMMON_ASM_OP): Remove.
9812 (ASM_OUTPUT_COMMON): Remove.
9813 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
9814 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
9815 (ASM_DECLARE_FUNCTION_NAME): Likewise.
9816 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
9817 Rename from TARGET_ENCODE_SECTION_INFO.
9818 * config/i386/netware.h: Likewise.
9819 * config/i386/i386-protos.h: Update.
9820 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
9821 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
9822 (legitimate_constant_p): Reject dllimports.
9823 (dllimport_map, get_dllimport_decl): New.
9824 (legitimize_dllimport_symbol): New.
9825 (legitimize_address, ix86_expand_move): Use it.
9826 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
9827 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
9828 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
9829 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
9830 * config/i386/predicates.md (constant_call_address_operand): Only
9831 accept symbols; reject dllimport_p symbols.
9832 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
9833 i386_pe_maybe_record_exported_symbol.
9834 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
9835 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
9836 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
9837 trust the setting of DECL_DLLIMPORT_P.
9838 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
9839 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
9840 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
9841 tidy the argument scanning loop.
9842 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
9843 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
9844 (i386_pe_strip_name_encoding): Remove.
9845 (i386_pe_binds_local_p): New.
9846 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
9847 (i386_pe_output_labelref): Remove.
9848 (i386_pe_asm_output_aligned_decl_common): New.
9849 (i386_pe_maybe_record_exported_symbol): Rename from
9850 i386_pe_record_exported_symbol; check for dllexported symbols.
9852 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
9854 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
9855 add comment explaining why vsnprintf cannot be used.
9857 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
9859 PR tree-optimization/30666
9860 * tree.c (build_complex_type): When creating type names for DWARF2
9861 debug info, create TYPE_DECLs for TYPE_NAME instead of
9863 (build_common_tree_nodes_2): Use build_complex_type when building
9864 predefined complex types, to preserve canonical types.
9866 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
9868 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
9869 (noce_get_alt_condition): Look at it to determine whether to
9870 reverse the condition or not.
9871 (noce_get_condition): Substitute the truth for lies.
9872 (noce_find_if_block): Set the then_else_reversed field.
9874 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
9876 * config/fr30/fr30.md (movdi): Do not accept immediates as the
9877 destination of this insn.
9878 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
9879 than calling gen_rtx_SET directly. Use r0 to hold the value of
9880 'address + 4' rather than a stack based temporary which can be
9883 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
9885 * config/s390/s390.c (s390_secondary_input_reload_class,
9886 s390_secondary_output_reload_class): Functions removed.
9887 (s390_secondary_reload): New function.
9888 (TARGET_SECONDARY_RELOAD): Target macro defined.
9889 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
9890 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
9891 * config/s390/s390.md ("reload_outti", "reload_outdi",
9892 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
9893 "reload_out<mode>"): Expanders removed.
9894 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
9895 "reload<mode>_nonoffmem_out"): Expanders added.
9897 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
9899 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
9900 action if SRC->DEST replacement failed anyway.
9902 2007-03-28 Mike Stump <mrs@apple.com>
9904 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
9905 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
9906 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
9908 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9910 * config.gcc: Accept barcelona as a variant of amdfam10.
9911 * config/i386/i386.c (override_options): Likewise.
9912 * doc/invoke.texi: Likewise.
9914 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
9916 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
9917 offsets for BIT_FIELD_REF and COMPONENT_REF.
9919 2007-03-28 Richard Guenther <rguenther@suse.de>
9921 * tree.c (is_global_var): Move ...
9922 * tree-flow-inline.h (is_global_var): ... here.
9923 * tree.h (is_global_var): Remove declaration.
9925 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
9927 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
9929 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
9930 * config/i386/i386.c (ix86_tune_features): Initialize new
9932 * config/i386/predicates.md (promotable_binary_operator): Use
9933 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
9935 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
9938 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
9940 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
9942 * config/fr30/fr30.md (movsi_internal): Change destination
9943 constraint from m to V and add m to the end.
9945 2007-03-28 Christian Bruel <christian.bruel@st.com>
9947 * config/sh/sh.md (movsi_i): Fix type attribute.
9949 2007-03-28 Christian Bruel <christian.bruel@st.com>
9951 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
9952 (movsf_ie): Likewise.
9954 2007-03-28 Christian Bruel <christian.bruel@st.com>
9956 * config.gcc: Add sh4-300 to multilib.
9957 * config/sh/t-mlib-sh4-300: New file.
9959 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
9961 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
9962 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
9964 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
9965 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
9966 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
9967 "fixuns_trunctddi2"): Whitespace fix.
9969 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
9971 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
9972 the definition of struct sh_args.
9973 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
9974 CALL_COOKIE_INT_REG_GET): Likewise.
9976 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
9978 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
9979 transformations are applied successfully.
9981 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
9983 * tree.c (tree_contains_struct): Permit 512 tree codes.
9984 * tree.h (tree_contains_struct): Ditto.
9985 (MAX_TREE_CODES): Ditto.
9986 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
9987 SPARE member to store remaining padding bits.
9989 2007-03-27 Anatoly Sokolov <aesok@post.ru>
9991 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
9994 2007-03-27 Janis Johnson <janis187@us.ibm.com>
9996 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
9997 * configure: Regenerate.
9999 * configure: Regenerate using the correct version of autoconf.
10001 2007-03-27 Anatoly Sokolov <aesok@post.ru>
10003 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
10005 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
10006 regs to "__SP_L__" and "__SP_H__".
10008 2007-03-27 Richard Guenther <rguenther@suse.de>
10010 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
10011 computations with it with a HOST_WIDE_INT variable.
10013 2007-03-26 Mike Stump <mrs@apple.com>
10015 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
10016 objective-c-header, objective-c++-header and objc++-cpp-output
10018 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
10020 2007-03-26 Richard Henderson <rth@redhat.com>
10023 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
10024 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
10025 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
10026 IX86_BUILTIN_PSRLQ128): New.
10027 (ix86_init_mmx_sse_builtins): Add them.
10028 (ix86_expand_builtin): Expand them.
10029 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
10030 operand 2 be TImode.
10031 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
10032 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
10033 _mm_srli_epi64): Mark __B const.
10034 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
10035 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
10036 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
10037 new two-vector shift builtins.
10039 2007-03-26 Ian Lance Taylor <iant@google.com>
10041 PR tree-optimization/31345
10042 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
10043 [+INF, +INF(OVF)] into VARYING.
10045 2007-03-26 Zack Weinberg <zackw@panix.com>
10047 * gengtype-parse.c: New file.
10048 * gengtype-yacc.y: Delete.
10049 * gengtype-lex.l: Don't include gengtype-yacc.h.
10050 Define YY_DECL and yyterminate appropriately for recursive
10051 descent parser. yylval is now a string out-parameter to yylex.
10052 (HWS, EOID): New shorthand.
10053 (IWORD): Add a couple more types.
10054 (yylex): Add a setup stanza. Remove the complex rules for
10055 detecting GTY'ed types and typedefs; replace with simple
10056 keyword detectors. Adjust everything for the changed
10057 definition of yylval. Ignore all pp-directives, not just #define.
10059 (parse_file): Rename yybegin; do not call yyparse.
10061 * gengtype.c (xasprintf): Export again.
10062 (this_file): New. Use everywhere __FILE__ was being used.
10063 (get_lang_bitmap): Special case types defined in gengtype.c.
10064 (do_typedef, new_structure): Suppress definition of certain types.
10065 (new_structure): Improve diagnostics of duplicate definitions.
10066 Make sure location_s is associated with input.h.
10067 (nreverse_pairs, define_location_structures): New functions.
10068 (main): Improve tagging of kludge types. Remove old kludges
10069 for input.h types; use define_location_structures.
10070 * gengtype.h: Update prototypes. Define token codes here.
10071 * Makefile.in: Remove all references to gengtype-yacc.
10072 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
10074 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
10075 add GTY((skip)) to the field that's only conditionally there.
10076 * doc/install.texi: Document that Bison is no longer required
10077 unless building treelang.
10079 * gengtype.c: Don't include gtyp-gen.h.
10080 (srcdir): Declare here.
10081 (base_files, lang_dir_names): Allocate dynamically.
10082 (gt_files, num_gt_files, num_lang_dirs): New globals.
10083 (measure_input_list, read_input_line, read_input_list)
10084 (set_lang_bitmap): New functions.
10085 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
10086 simplify, relying on read_input_list to set up the bitmaps.
10087 (main): Arguments are no longer unused. Check for correct number
10088 of command line arguments, set srcdir and srcdir_len, then call
10089 read_input_list, before doing anything else. No need to worry
10090 about duplicates in main loop.
10091 * configure.ac: Simplify the calculation of all_gtfiles.
10092 Put language tags in there. Don't set or substitute
10093 all_gtfiles_files_langs or all_gtfiles_files_frags.
10094 * Makefile.in: Revamp the way gengtype is invoked, now that it
10095 takes a file on its command line with a much simpler format.
10096 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
10097 (GTFILES): Remove duplicates and C source files.
10098 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
10099 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
10100 * configure: Regenerate.
10102 * gengtype.h: Remove all type definitions to gengtype.c; leave
10103 only definitions of options_p, type_p, and pair_p as opaque
10104 pointers. Update prototypes.
10105 * gengtype.c: Many type definitions moved here from gengtype.h.
10106 Consolidate type definitions at the top of the file.
10107 (xvasprintf): Delete.
10108 (xasprintf): Make static.
10109 (create_nested_pointer_option): Add 'next' parameter.
10110 (create_field_all, create_field_at): New functions.
10111 (create_field): Now a thin wrapper around create_field_all.
10112 (create_optional_field): Rename create_optional_field_ and add
10113 line argument. Original name is now a macro which supplies
10115 (oprintf): Use vsnprintf directly.
10116 (close_output_files): Use fatal rather than perror/exit.
10117 (note_def_vec, note_def_vec_alloc): Use create_field_at.
10118 (main): Set progname. Don't use exit.
10119 * gengtype-yacc.y (struct_fields): Use create_field_at.
10120 (option, optionseqopt): Delete.
10121 (optionseq): Consolidate productions from option here so we
10122 can use the first argument to create_option.
10124 * gengtype-lex.l: Distinguish unions from structures in the
10125 token type. Don't call find_structure; return the tag as a string.
10126 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
10127 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
10128 string. Reorganize typedef_struct production accordingly.
10129 Use create_nested_ptr_option.
10130 * gengtype.c (create_nested_ptr_option): New function.
10131 * gengtype.h: Declare it.
10133 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
10134 (string_type): Don't declare.
10135 (do_scalar_typedef): Declare.
10136 (create_scalar_type): Update prototype.
10137 * gengtype.c (string_type): Make static.
10138 (scalar_nonchar, scalar_char): New.
10139 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
10140 (resolve_typedef): Use scalar_nonchar for error recovery.
10141 (create_scalar_type): Remove name_len field. Return scalar_char
10142 or scalar_nonchar as appropriate.
10143 (adjust_field_type): Look at scalar_is_char boolean to decide whether
10144 to use string_type.
10145 (throughout): Use scalar_nonchar instead of calling
10146 create_scalar_type, whenever possible.
10147 (main): Initialize scalar_char and scalar_nonchar before calling
10149 * gengtype-lex.l: Adjust for removal of second argument to
10150 create_scalar_type. Use yylval.s instead of yylval.t when
10152 * gengtype-yacc.y: Type of SCALAR is string. Call
10153 create_scalar_type from type:SCALAR rule. Adjust for removal of
10154 second argument to create_scalar_type.
10156 * vec.h: Remove all #if IN_GENGTYPE blocks.
10157 Add comment saying that changes may require adjustments to gengtype.
10158 * gengtype.c: Don't include coretypes.h or tm.h.
10159 Add comment to inclusion of errors.h.
10160 (note_def_vec, note_def_vec_alloc): New functions.
10161 * gengtype.h: Declare new functions.
10162 * gengtype-lex.l: Don't include coretypes.h.
10163 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
10165 (update_lineno): Remove unnecessary prototype.
10166 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
10167 (VEC rule): Just return VEC_TOKEN.
10168 * gengtype-yacc.y (VEC_TOKEN): New token type.
10169 (type): Add a production for VEC(a,b).
10170 * Makefile.in: Update dependencies.
10172 * gengtype-lex.l: Remove rules for parsing pointer-to-function
10173 typedefs that use the old PARAMS macro.
10175 * gengtype-lex.l: Remove all rules and states relating to yacc
10177 * gengtype-yacc.y: Similarly.
10178 * gengtype.c (note_yacc_type): Delete function.
10179 * gengtype.h: Update prototypes.
10181 2007-03-26 Joseph Myers <joseph@codesourcery.com>
10183 * tree-pretty-print.c (dump_generic_node): Report precision of
10184 unnamed integer types.
10186 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
10188 * ifcvt.c (noce_try_store_flag_constants): Don't check
10189 no_new_pseudos here.
10190 (noce_try_store_flag_constants): Don't check no_new_pseudos.
10191 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
10192 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
10193 noce_try_sign_mask): Likewise.
10194 (if_convert): Check no_new_pseudos here.
10196 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
10198 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
10199 (noce_get_condition): Handle new then_else_reversed argument.
10200 (noce_init_if_info): Remove, fold into noce_find_if_block.
10201 (noce_process_if_block): Take a struct noce_if_info as the
10202 argument. Don't set up one based on ce_if_info. Update pointer
10203 references accordingly.
10204 (cond_move_process_if_block): Likewise.
10205 (process_if_block): Removed.
10206 (find_if_block): Removed. Move functionality two new functions,
10207 noce_find_if_block and cond_exec_find_if_block.
10208 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
10209 blocks and the symmetric IF-ELSE-JOIN case.
10210 (cond_exec_find_if_block): Also new function mostly based on old
10211 find_if_block and process_if_block.
10212 (find_if_header): Replace find_if_block call with separately
10213 guarded calls to noce_find_if_block and cond_exec_find_if_block.
10214 (find_cond_trap): Update noce_get_condition call.
10215 (dead_or_predicable): Likewise.
10217 2007-03-26 Jakub Jelinek <jakub@redhat.com>
10219 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
10221 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
10222 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
10223 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
10224 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
10225 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
10226 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
10227 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
10228 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
10229 __builtin_ia32_psrad128 builtins.
10231 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
10233 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
10234 * config/i386/constraints.md
10235 (define_constraint "I"): Use IN_RANGE macro.
10236 (define_constraint "J"): Ditto.
10237 (define_constraint "K"): Ditto.
10238 (define_constraint "M"): Ditto.
10239 (define_constraint "N"): Ditto.
10240 (define_constraint "O"): Ditto.
10241 * config/i386/predicates.md
10242 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
10243 (define_predicate "const_0_to_3_operand"): Ditto.
10244 (define_predicate "const_0_to_7_operand"): Ditto.
10245 (define_predicate "const_0_to_15_operand"): Ditto.
10246 (define_predicate "const_0_to_63_operand"): Ditto.
10247 (define_predicate "const_0_to_255_operand"): Ditto.
10248 (define_predicate "const_1_to_31_operand"): Ditto.
10249 (define_predicate "const_2_to_3_operand"): Ditto.
10250 (define_predicate "const_4_to_7_operand"): Ditto.
10252 2007-03-25 David Edelsohn <edelsohn@gnu.org>
10254 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
10255 in SImode for save_world.
10256 * config/rs6000/altivec.md (save_world, restore_world): Convert to
10259 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
10261 PR tree-optimization/30784
10262 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
10265 2007-03-25 Revital Eres <eres@il.ibm.com>
10267 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
10268 Fold movement_possibility function into it.
10270 2007-03-25 David Edelsohn <edelsohn@gnu.org>
10272 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
10273 (load_macho_picbase_{si,di}): Convert to LR hard reg.
10274 (call_indirect_nonlocal_darwin64): Same.
10275 (call_nonlocal_darwin64): Same.
10276 (call_value_indirect_nonlocal_darwin64): Same.
10277 (call_value_nonlocal_darwin64): Same.
10278 (sibcall_nonlocal_darwin64): Same.
10279 (sibcall_value_nonlocal_darwin64): Same.
10280 (sibcall_symbolic_64): Same.
10281 (sibcall_value_symbolic_64): Same.
10282 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
10284 (rs6000_emit_load_toc_table): Same.
10285 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
10286 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
10288 (divss_call): Same.
10289 (divus_call): Same.
10290 (quoss_call): Same.
10291 (quous_call): Same.
10292 (load_toc_v4_pic_si): Same
10293 (load_toc_v4_PIC_1): Same.
10294 (load_toc_v4_PIC_1b): Same.
10295 (call_indirect_aix{32,64}): Same.
10296 (call_value_indirect_aix{32,64}): Same.
10298 (call_value): Same.
10299 (call_local{32,64}): Same.
10300 (call_value_local{32,64}): Same.
10301 (call_indirect_nonlocal_aix{32,64}): Same.
10302 (call_nonlocal_aix{32,64}): Same.
10303 (call_value_indirect_nonlocal_aix{32,64}): Same.
10304 (call_value_nonlocal_aix{32,64}): Same.
10305 (call_indirect_nonlocal_sysv<mode>): Same.
10306 (call_nonlocal_sysv<mode>): Same.
10307 (call_value_indirect_nonlocal_sysv<mode>): Same.
10308 (call_value_nonlocal_sysv<mode>): Same.
10310 (sibcall_local{32,64}): Same.
10311 (sibcall_value_local{32,64}): Same.
10312 (sibcall_nonlocal_aix{32,64}): Same.
10313 (sibcall_value_nonlocal_aix{32,64}): Same.
10314 (sibcall_nonlocal_sysv<mode>): Same.
10315 (sibcall_value): Same.
10316 (sibcall_value_nonlocal_sysv<mode>): Same.
10318 2007-03-24 Paul Brook <paul@codesourcery.com>
10320 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
10321 * config/arm/linux-eabi.h: Remove legacy syscall hack.
10323 2007-03-24 Richard Henderson <rth@redhat.com>
10325 * config/ia64/constraints.md: New file.
10326 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
10327 satisfies_constraint_?.
10328 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
10329 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
10330 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
10331 ia64_output_mi_thunk): Likewise.
10332 (ia64_const_ok_for_letter_p): Remove.
10333 (ia64_const_double_ok_for_letter_p): Remove.
10334 (ia64_extra_constraint): Remove.
10335 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
10336 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
10337 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
10338 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
10339 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
10340 EXTRA_MEMORY_CONSTRAINT): Remove.
10341 * config/ia64/ia64.md: Include constriants.md. Replace
10342 CONST_OK_FOR_? with satisfies_constraint_?.
10344 2007-03-23 Michael Meissner <michael.meissner@amd.com>
10345 H.J. Lu <hongjiu.lu@intel.com>
10347 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
10349 (name macros): Use DPD_BID_NAME to convert names properly.
10351 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
10352 decimal floating point format.
10353 (init_floating_libfuncs): Change decimal functions so that they
10354 have a "bid_" prefix if the decimal system uses the BID format,
10355 and "dpd_" prefix if the decimal system uses the DPD format.
10356 (init_interclass_conv_libfuncs): Ditto.
10357 (init_intraclass_conv_libfuncs): Ditto.
10359 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
10360 using the BID format.
10362 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
10363 whether we are using the BID decimal format.
10364 * configure: Regenerate.
10366 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
10367 the compiler has decimal floating point enabled. Define
10368 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
10371 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
10372 using the BID format.
10374 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
10375 whether we are using the BID decimal format.
10376 * configure: Regenerate.
10378 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
10379 the compiler has decimal floating point enabled. Define
10380 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
10383 * doc/install.texi (--enable-decimal-float): Document BID and DPD
10384 options, and that it is enabled for i386/x86_64 systems.
10386 * Makefile.in (enable_decimal_float): New.
10388 (DECNUMINC): Add -I$(DECNUMFMT).
10389 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
10390 to $(DECNUMFMT) from $(DECNUM).
10392 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
10393 Substitute enable_decimal_float.
10394 * configure: Regenerated.
10397 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
10400 * configure.ac: Enable decimal float for x86_64-*-linux*.
10401 * configure: Regenerated.
10404 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
10405 decimal128ClearSign to flip and clear the sign bit in decimal128.
10406 (decimal_real_maxval): Set decimal128SetSign to set the sign
10409 2007-03-23 Ian Lance Taylor <iant@google.com>
10411 * fold-const.c (fold_binary): Correct warning for X - c >= X.
10413 2007-03-23 Ian Lance Taylor <iant@google.com>
10415 * tree-dump.c (dump_files): Correct comment.
10417 2007-03-23 Ian Lance Taylor <iant@google.com>
10419 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
10421 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
10423 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
10424 in cfglayout mode. Don't go into and out of cfglayout mode.
10425 Link the blocks in the order of the constructed traces.
10426 (rest_of_handle_tracer): Adjust call to tracer.
10427 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
10428 Don't go into cfglayout mode.
10429 (rtl_loop_done): Don't go out of cfglayout mode.
10430 * cfglayout.c (relink_block_chain): New function, split out from...
10431 (fixup_reorder_chain): ...here. Remove redundant checking.
10432 (cfg_layout_finalize): Don't clear the header, footer, and aux
10433 fields here, move the code to do so to relink_block_chain. Likewise
10434 for free_original_copy_tables.
10435 * rtl.h (tracer): Update prototype.
10436 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
10437 Assert we are in cfglayout mode. Don't go into and out of cfglayout
10438 mode. Use relink_block_chain to serialize the CFG according to the
10439 new basic block order. Move targetm.cannot_modify_jumps_p check from
10441 (gate_handle_reorder_blocks): ...to here.
10442 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
10444 (gate_duplicate_computed_gotos): ...to here.
10445 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
10446 something always changes when going into and out of cfglayout mode.
10447 Perform an expensive cfg cleanup while going into cfglayout mode.
10448 Always update liveness information on HAVE_conditional_execution
10449 targets. Reserialize the basic blocks and go out of cfglayout mode.
10450 * reg-stack.c: Include cfglayout.h.
10451 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
10452 the call to reorder_basic_blocks.
10453 * basic-block.h (reorder_basic_blocks): Update prototype.
10454 (relink_block_chain): New prototype.
10455 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
10457 2007-03-23 Joseph Myers <joseph@codesourcery.com>
10459 * config/mips/mips.md (type, hazard, *movdi_32bit,
10460 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
10461 *movhi_internal, *movqi_internal, *movsf_hardfloat,
10462 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
10463 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
10464 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
10466 (movcc): Change first xfer to multi.
10467 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
10468 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
10469 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
10470 config/mips/generic.md: Change reservations using "xfer" to use
10472 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
10473 using match_operand.
10474 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
10475 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
10477 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
10479 2007-03-22 Richard Henderson <rth@redhat.com>
10481 * config/i386/i386.c: Remove unnecessary function declarations.
10482 Move targetm definition, and all related macros, to the end of
10483 the file. Resort some functions to put definitions before uses.
10484 (ix86_attribute_table): Make static. Move to end of file.
10485 (ix86_gimplify_va_arg): Make static.
10487 2007-03-22 Richard Henderson <rth@redhat.com>
10489 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
10490 don't increase local_regparm with force_align_arg_pointer check.
10491 (ix86_function_sseregparm): Assert 32-bit.
10492 (type_has_variadic_args_p): New.
10493 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
10494 type_has_variadic_args_p.
10495 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
10496 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
10497 use memset instead. Do maybe_vaarg check first; skip attribute
10498 tests if true; skip attribute tests for 64-bit.
10499 (construct_container): Remove TARGET_DEBUG_ARG.
10500 (function_arg_advance_32, function_arg_advance_64): Split out ...
10501 (function_arg_advance): ... from here.
10502 (function_arg_32, function_arg_64): Split out ...
10503 (function_arg): ... from here.
10504 (ix86_pass_by_reference): Tidy.
10505 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
10506 (function_value_32): New, from parts of ix86_function_value
10507 and ix86_value_regno.
10508 (function_value_64): New, from parts of ix86_function_value
10509 and ix86_libcall_value.
10510 (ix86_function_value_1): New.
10511 (ix86_function_value, ix86_libcall_value): Use it.
10512 (return_in_memory_32, return_in_memory_64): Split out ...
10513 (ix86_return_in_memory): ... from here.
10514 (ix86_struct_value_rtx): Skip for 64-bit.
10515 (ix86_libcall_value, ix86_value_regno): Remove.
10516 (setup_incoming_varargs_64): Split out ...
10517 (ix86_setup_incoming_varargs): ... from here.
10518 (ix86_va_start): Remove TARGET_DEBUG_ARG.
10519 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
10520 * config/i386/i386-protos.h (ix86_function_value): Remove.
10521 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
10523 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10526 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
10527 infinities not supported, otherwise emit warning if -Woverflow. On
10528 underflow, emit warning if -Woverflow.
10529 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
10531 * real.h (real_from_string): Update declaration
10533 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
10534 Richard Henderson <rth@redhat.com>
10536 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
10537 * calls.c (compute_argument_block_size, expand_call,
10538 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
10539 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
10540 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
10541 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
10542 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
10543 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
10544 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
10545 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
10548 2007-03-22 Joseph Myers <joseph@codesourcery.com>
10550 * c-incpath.c (add_sysroot_to_chain): New.
10551 (merge_include_chains): Add sysroot argument. Call
10552 add_sysroot_to_chain if sysrooted.
10553 (register_include_chains): Update call to merge_include_chains.
10554 * doc/cppopts.texi: Document use of '=' in include directory
10557 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
10559 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
10560 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
10561 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
10562 insn pattern using X87MODEF12 mode macro.
10564 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
10566 * regmove.c (regmove_optimize): Use reg_mentioned_p
10567 instead of reg_overlap_mentioned_p for DST.
10569 2007-03-21 Mike Stump <mrs@apple.com>
10571 * c.opt: Fixup for Objective-C/C++.
10573 2007-03-21 Steve Ellcey <sje@cup.hp.com>
10575 * explow.c (convert_memory_address): Fold memory reference when
10576 POINTERS_EXTEND_UNSIGNED < 0
10578 2007-03-21 Richard Henderson <rth@redhat.com>
10581 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
10582 * config/i386/mmintrin.h (__m64): Likewise.
10583 * config/i386/xmmintrin.h (__m128): Likewise.
10585 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10587 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
10588 (VXWORKS_OS_CPP_BUILTINS): Define.
10589 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
10590 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
10592 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10594 * rtl.h (constant_pool_reference_p): Delete.
10595 (find_constant_src): Declare.
10596 * rtlanal.c (find_constant_src): New function.
10597 * simplify-rtx.c (constant_pool_reference_p): Delete.
10598 * config/i386/i386.md: Use find_constant_src instead of
10599 constant_pool_reference_p/avoid_constant_pool_reference pairs.
10601 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10603 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
10604 * c-cppbuiltin.c (c_cpp_builtins): Define them.
10606 2007-03-20 Mark Mitchell <mark@codesourcery.com>
10608 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
10609 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
10610 (arm_elf_asm_constructor): Use it.
10611 (arm_elf_asm_destructor): New function.
10613 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
10615 * jump.c (mark_jump_label): Treat SEQUENCE specially.
10617 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
10619 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
10621 2007-03-19 Andrew Haley <aph@redhat.com>
10623 PR tree-optimization/31264
10624 * tree-vrp.c (register_edge_assert_for_1): Don't look though
10625 VIEW_CONVERT_EXPRs.
10627 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
10629 PR rtl-optimization/30907
10630 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
10631 (fwprop_init): Always call loop_optimizer_initialize.
10632 (fwprop_done): Always call loop_optimizer_finalize.
10633 (fwprop): We always have loop info now.
10634 (gate_fwprop_addr): Remove.
10635 (pass_fwprop_addr): Use gate_fwprop as gate.
10637 PR rtl-optimization/30841
10638 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
10639 df_chain_alloc): Call df_reorganize_refs unconditionally.
10640 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
10641 refs_organized to refs_organized_size.
10642 (df_ref_create_structure): Use refs_organized_size instead of
10643 bitmap_size if refs had been organized, and keep refs_organized_size
10645 * df.h (struct df_ref_info): Change refs_organized to
10646 refs_organized_size.
10647 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
10650 2007-03-19 Mark Mitchell <mark@codesourcery.com>
10652 * except.c (output_function_exception_table): Do not reference the
10653 EH personality routine for functions that do not require an
10656 2007-03-20 Jakub Jelinek <jakub@redhat.com>
10659 * c-typeck.c (convert_for_assignment): Call comptypes for
10660 RECORD_TYPE or UNION_TYPE.
10662 PR inline-asm/30505
10663 * reload1.c (reload): Do invalid ASM checking after
10664 cleanup_subreg_operands.
10666 2007-03-19 Jeff Law <law@redhat.com>
10668 * tree-cfg.c (find_taken_edge): Tighten conditions for
10669 optimizing computed gotos.
10671 2007-03-19 Michael Matz <matz@suse.de>
10673 * builtins.c (expand_builtin_sync_operation,
10674 expand_builtin_compare_and_swap,
10675 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
10678 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
10679 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
10682 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10684 * doc/tm.texi: Add brackets around the return type of
10685 TARGET_SECONDARY_RELOAD.
10687 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
10688 Richard Guenther <rguenther@suse.de>
10690 PR tree-optimization/31254
10691 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
10692 Use handled_component_p () where appropriate. Continue
10693 propagating into the rhs if we propagated into an INDIRECT_REF
10696 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10698 * config/s390/s390.md (op_type attribute): RRR instruction type added.
10699 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
10700 (xde, xdee): Mode attributes adjusted to support DFP modes.
10701 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
10702 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
10703 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
10704 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
10705 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
10706 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
10707 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
10709 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
10710 "movsf"): Insn definitions removed.
10711 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
10712 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
10713 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
10715 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
10716 "reload_in<mode>", "reload_out<mode>"): Expander added.
10717 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
10720 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10722 * config/s390/s390.md: Only non-functional changes. Renamed
10723 FPR mode macro to BFP all over the file.
10725 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10727 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
10728 (op_type attribute): RRF instruction type added.
10729 (fT0): New mode attribute.
10730 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
10731 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
10732 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
10733 instruction no secondary memory is needed when moving DFmode values
10734 between GPRs and FPRs.
10736 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10738 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
10739 inverted and documentation adjusted.
10740 ("mhard-dfp", "msoft-dfp"): New options.
10741 * config/s390/s390.c (s390_handle_arch_option): New architecture
10743 (override_options): Sanity checks for the new options added.
10744 * config.gcc: New architecture switch: z9-ec.
10745 * config/s390/s390.h (processor_flags): PF_DFP added.
10746 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
10747 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
10748 when the bit is NOT set so remove it from the defaults.
10750 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10752 * genemit.c (main): Print include statement for dfp.h.
10753 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
10756 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
10758 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
10760 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
10763 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
10764 instead of PATTERN.
10766 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10768 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
10769 attr_length_call, output_call, output_indirect_call): Cleanup
10770 formatting of targetm calls.
10772 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
10774 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
10776 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10778 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
10779 reservation, bypass and anti-bypass descriptions for these
10780 instructions. Update move patterns.
10781 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
10784 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
10786 * tree-vect-transform.c (get_initial_def_for_induction): Replace
10787 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
10788 (get_initial_def_for_reduction): Likewise.
10790 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
10792 Fix PR tree-optimization/29922
10793 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
10794 (get_representative): Removed.
10795 (value_dies_in_block_x): Update for rvuse removal.
10796 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
10797 (compute_antic_aux): Handle when PHI nodes appear in
10798 non-single-successors.
10799 (dump_bitmap_of_names): Removed.
10800 (compute_antic_safe): Renamed and removed rvuse calculation.
10801 Calculate only antic safe.
10802 (insert_into_preds_of_block): Remove assert.
10803 (execute_pre): Update for renamed functions.
10804 (defer_or_phi_translate_block): New function.
10806 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
10808 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
10809 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
10811 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
10812 Follow spelling conventions.
10814 * tree-data-ref.h: Remove the prototype for analyze_array.
10816 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
10818 PR tree-optimization/31041
10819 * tree-vect-transform.c (get_initial_def_for_induction): Call
10820 force_gimple_operand.
10822 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
10824 * ipa-type-escape.c (look_for_casts) : Revert code to use
10825 handled_component_p due to ada test a-numaux.adb.
10827 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
10829 * final.c (final_scan_insn): Alter the condition of a
10830 conditional trap if we have nonstandard CC.
10832 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10834 * configure.ac: Remove excess quoting from asm line 0 test.
10835 * configure: Rebuilt.
10837 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10839 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
10840 * c-common.c (convert_and_check): Move warning logic to...
10841 (warnings_for_convert_and_check): ...here. Define.
10842 * c-common.h (warnings_for_convert_and_check): Declare.
10844 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10846 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
10847 (output_call): Likewise.
10849 2007-03-16 Richard Sandiford <richard@codesourcery.com>
10851 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
10853 2007-03-16 Richard Sandiford <richard@codesourcery.com>
10855 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
10857 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
10859 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
10860 opteron, athlon-64 and athlon-fx processor_alias_table entries.
10862 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
10864 PR tree-optimization/31183
10865 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
10866 Use double_int instead of unsigned int for representing access_strides.
10867 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
10869 2007-03-16 Richard Guenther <rguenther@suse.de>
10871 PR tree-optimization/31146
10872 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
10873 to allow recursion of forward_propagate_addr_expr.
10874 (forward_propagate_addr_into_variable_array_index): Likewise.
10875 (forward_propagate_addr_expr): Likewise.
10876 (tree_ssa_forward_propagate_single_use_vars): Likewise.
10877 (forward_propagate_addr_expr_1): Recurse on simple copies
10878 instead of propagating into them. Do so for useless conversions
10880 (forward_propagate_addr_expr): Clean up unused statements after
10883 2007-03-16 Richard Guenther <rguenther@suse.de>
10885 * builtins.c (expand_builtin_cexpi): Use the right argument
10886 for the expansion via cexp.
10888 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10890 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
10891 * configure: Rebuilt.
10893 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10896 * dwarf2out.c (force_type_die): Adjust comment.
10897 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
10899 2007-03-15 DJ Delorie <dj@redhat.com>
10901 * config/frv/predicates.md (minmax_operator): Don't check operands
10904 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
10906 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
10907 Update constant estimates of number of iterations.
10908 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
10909 argument renamed to "realistic".
10910 (compute_estimated_nb_iterations): Removed.
10911 (record_niter_bound): New function.
10912 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
10913 call record_nonwrapping_iv with upper = false.
10914 (infer_loop_bounds_from_signedness): Pass upper argument to
10915 record_nonwrapping_iv.
10916 (estimate_numbers_of_iterations_loop): Do not call
10917 compute_estimated_nb_iterations. Record estimate based on profile
10918 information. Initialize the constant estimates of number of
10920 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
10922 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
10923 number of iterations is too small.
10924 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
10925 (EST_NOT_AVAILABLE): Removed.
10926 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
10927 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
10930 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
10932 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
10933 Handle NE_EXPR guards.
10935 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10938 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
10939 Set also -pedantic-errors by default for the preprocessor unless
10940 -fpermissive is given.
10942 2007-03-15 Richard Guenther <rguenther@suse.de>
10944 PR middle-end/29719
10945 PR middle-end/31161
10946 * builtins.c (expand_builtin_cexpi): As a fallback if we
10947 don't have builtins for sincos or cexp create a function
10948 declaration for cexp and expand to a call to that.
10949 (expand_builtin_int_roundingfn): Always fall
10950 back to floor/ceil and its variants even if they may be
10953 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
10955 PR middle-end/31159
10956 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
10957 jump tables, move the call to delete_dead_jumptables from here...
10958 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
10959 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
10960 don't allow merging of blocks that try_redirect_by_replacing_jump
10961 also does not handle when not optimizing.
10963 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
10964 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10966 * config/i386/i386.md (x86_sahf_1): Correctly handle
10969 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
10972 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
10973 x86_64_general_operand as operand[2] predicate. Remove "iF"
10974 from operand constraints and use "e" constraint instead.
10975 (*subti3_1, *subti3_1 splitter): Ditto.
10976 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
10977 operand[1] predicate.
10979 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
10981 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
10982 arrays, multiply the access strides by the size of the sub-array.
10983 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
10985 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
10987 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
10988 the configured assembler supports the sahf mnemonic.
10989 * configure: Regenerate.
10990 * config.in: Regenerate.
10992 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
10993 emit "sahf" or ".byte\t0x9e" as asm template.
10995 2007-03-14 Michael Meissner <michael.meissner@amd.com>
10998 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
10999 option to replace hard coded TARGET_xxx in md file.
11000 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
11001 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
11002 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
11003 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
11004 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
11005 (X86_TUNE_NOT_VECTORMODE): Ditto.
11006 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
11007 (TUNE_AVOID_VECTOR_DECODE): Ditto.
11008 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
11009 (TUNE_SLOW_IMUL_IMM8): Ditto.
11010 (TUNE_MOVE_M1_VIA_OR): Ditto.
11011 (TUNE_NOT_UNPAIRABLE): Ditto.
11012 (TUNE_NOT_VECTORMODE): Ditto.
11014 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
11017 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
11018 tuning options instead of hard coded TARGET_xxx.
11019 (fix ssemode peephole2's): Ditto.
11020 (imul peephole2's): Ditto.
11022 (movdi_or_rex64): Ditto.
11023 (move peephole2): Ditto.
11024 (not peephole2's): Ditto.
11026 2007-03-14 Dirk Mueller <dmueller@suse.de>
11028 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
11029 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
11030 * c-parser.c (c_parser_if_body): Always add an empty statement in case
11032 * c-parser.c (c_parser_do_statement): Warn about empty body in
11033 do/while statement.
11034 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
11035 * doc/invoke.texi (-Wempty-body): Update documentation.
11037 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11040 * c-common.h (warn_for_div_by_zero): Declare.
11041 * c-common.c (warn_for_div_by_zero): Define.
11042 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
11045 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11047 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
11048 to PREFIX and STANDARD_PREFIX.
11050 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11051 Phil Edwards <phil@codesourcery.com>
11053 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
11054 (__gthread_once_t): Remove busy field for RTPs.
11055 (__GTHREAD_ONCE_INIT): Update accordingly.
11057 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11059 * doc/invoke.texi: Document VxWorks options.
11061 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
11063 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
11065 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
11067 PR tree-optimization/30590
11068 * tree-nrv.c (tree_nrv): Check for the partial update of the
11071 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
11073 * flags.h (flag_random_seed): Remove declaration, in favor of...
11074 * toplev.h (get_random_seed, set_random_seed): ... these.
11075 * tree.c (get_file_function_name): Use the former.
11076 * opts.c (common_handle_option): Use the latter.
11079 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
11081 PR middle-end/31127
11082 * cse.c (cse_find_path): Do not bail out if a basic block that
11083 we already visited now becomes part of a path that starts at a
11084 different basic block. Just disallow this, to make sure we
11085 visit each basic block at most once.
11087 2007-03-13 Jan Hubicka <jh@suse.cz>
11089 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
11090 attributes, when profile esitmate is present, calls with very low
11091 frequency are cold.
11093 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
11095 PR tree-optimization/30730
11096 PR tree-optimization/26900
11097 * tree-ssa-loop-niter.c: Include gmp.h.
11098 (bounds): New type.
11099 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
11100 split_to_var_and_offset, determine_value_range,
11101 bound_difference_of_offsetted_base, refine_bounds_using_guard,
11102 bound_difference, bounds_add, bounds_negate,
11103 number_of_iterations_ne_max, dump_affine_iv): New functions.
11104 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
11105 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
11106 difference of initial and final value of control iv to validate
11108 (number_of_iterations_cond): Add loop parameter. Determine bounds
11109 on the difference of the extremes of the control iv. Add dumps.
11110 (expand_simple_operations): Handle phi nodes.
11111 (simplify_using_initial_conditions): Do not record used conditions.
11112 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
11113 Do not set additional_info.
11114 (implies_nonnegative_p, implies_ge_p): Removed.
11115 (derive_constant_upper_bound): Do not use parameter `additional'.
11116 (record_estimate): Parameter `additional' removed. Parameter
11117 `i_bound' added. Do not call derive_constant_upper_bound.
11118 (record_nonwrapping_iv): Use derive_constant_upper_bound to
11119 bound the number of iterations estimate.
11120 (estimate_numbers_of_iterations_loop): Pass the estimate from
11121 the number of iterations analysis to record_estimate.
11122 * tree.h (multiple_of_p): Declare.
11123 * tree-scalar-evolution.c (expression_expensive_p): Removed.
11124 (scev_const_prop): Do not check expression_expensive_p.
11125 * fold-const.c (multiple_of_p): Exported.
11126 * double-int.c (double_int_mask): Exported.
11127 * double-int.h (double_int_mask): Declare.
11128 * tree-flow.h (struct tree_niter_desc): Removed additional_info
11129 field. Added max field.
11131 2007-03-13 David Taylor <taylor@candd.org>
11134 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
11137 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11140 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
11141 two unamed patterns.
11143 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
11145 * config/i386/i386.opt (mcx16, msahf): New options.
11146 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
11147 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
11149 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
11150 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
11151 Output -mcx16 and -msahf options when corresponding bit is set.
11153 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
11154 and -msahf options.
11156 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
11158 * configure.ac: Test for assembler tolerance to # 0 "".
11159 * configure, config.in: Rebuilt.
11160 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
11162 2007-03-13 Geoffrey Keating <geoffk@apple.com>
11164 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
11166 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
11167 (handle_syscall): Handle direct system calls.
11168 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
11170 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
11172 * doc/invoke.texi: Fix cpp.info cross-reference.
11173 * doc/passes.texi: Fix gcc.info cross-reference.
11175 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
11177 PR tree-optimization/30835
11178 * lambda-code.c (can_convert_to_perfect_nest): Check whether
11179 bb_for_stmt is not NULL before accessing it.
11181 2007-03-12 Joseph Myers <joseph@codesourcery.com>
11183 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
11186 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
11189 * doc/install.texi: Document --enable-stage1-languages
11191 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
11193 * tree-pass.h (pass_into_cfg_layout_mode,
11194 pass_outof_cfg_layout_mode): Declare.
11195 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
11196 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
11197 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
11198 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
11200 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
11202 * c-decl.c (warn_variable_length_array): New function.
11203 Refactored from grokdeclarator to handle warn_vla
11204 and handle unnamed array case.
11205 (grokdeclarator): Refactored VLA warning case.
11206 * c.opt (Wvla): New flag.
11207 * doc/invoke.texi (Wvla): New warning.
11209 2007-03-12 Richard Henderson <rth@redhat.com>
11211 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
11212 (TARGET_SECTION_TYPE_FLAGS): New.
11214 2007-03-12 Richard Henderson <rth@redhat.com>
11216 * config/darwin.c (machopic_reloc_rw_mask): New.
11217 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
11218 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
11220 2007-03-12 Mark Mitchell <mark@codesourcery.com>
11222 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
11223 * cppdefault.h (cpp_PREFIX): Document.
11224 (cpp_PREFIX_len): Likewise.
11225 (cpp_EXEC_PREFIX): New variable.
11226 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
11227 * c-incpath.c (add_standard_paths): Correct logic for relocating
11228 paths within prefix.
11230 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
11232 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
11233 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
11235 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
11236 fix_truncdfdi_sse using SSEMODEF mode macro.
11237 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
11238 fix_truncdfsi_sse using SSEMODEF mode macro.
11239 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
11240 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
11242 2007-03-12 Richard Sandiford <richard@codesourcery.com>
11244 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
11245 elfos.h to tm_file.
11247 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
11249 * tree.h : Add multiple_of_p declaration.
11250 * fold-const.c (multiple_of_p): Make multiple_of_p public.
11251 * ipa-type-escape.c (results_of_malloc): Redundant.
11252 (visited_stmts): New. Visited stmt for walk_use_def_chains.
11253 (cast_type): Extended with new members.
11254 (check_cast): Returns cast_type.
11255 (cast): New structure for data of walk_use_def_chains.
11256 (is_malloc_result, is_cast_from_non_pointer_1,
11257 is_cast_from_non_pointer,
11258 is_array_access_through_pointer_and_index): New functions.
11259 (look_for_casts): Returns cast types.
11260 (check_call): Returns void.
11261 (okay_pointer_operation): Use support of pointer plus index,
11262 pointer plus constant and allow all multiplications.
11264 2007-03-11 Richard Guenther <rguenther@suse.de>
11266 PR tree-optimization/31115
11267 * tree-vrp.c (extract_range_from_binary_expr): Make sure
11268 the shift count is positive and non-anti-range for RSHIFT_EXPR.
11269 A shift count of zero is not special as with *_DIV_EXPR.
11270 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
11273 2007-03-11 Ian Lance Taylor <iant@google.com>
11275 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
11276 the *_DIV_EXPR codes correctly with overflow infinities.
11278 2007-03-11 Ira Rosen <irar@il.ibm.com>
11280 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
11281 indicate success/failure of the analysis. Add negation to subtrahend
11282 in case of subtraction. Fail if both operands contain constants.
11283 (create_data_ref): Fail if analyze_offset fails.
11285 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
11287 * config/i386/i386.md (frndintxf2): Rename to ...
11288 (rintxf2): ... this. Remove expander having same name.
11289 (rintsf2, rintdf2): Implement using SSEMODEF macro.
11290 (roundsf2, rounddf2): Ditto.
11291 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
11292 (lround<mode>di2, lround<mode>si2): Ditto.
11294 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
11296 * lower-subreg.c: Include except.h.
11297 (decompose_multiword_subregs): Verify that the only control flow
11298 insns we can split are loads to multi-words pseudos.
11299 Handle breaking such blocks after splitting, instead of calling
11300 find_many_sub_basic_blocks.
11302 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
11303 on the new basic block. Add a lengthy comment explaining why we
11304 thought this was necessary.
11305 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
11307 2007-03-10 Mark Mitchell <mark@codesourcery.com>
11310 * tree.c (walk_type_fields): Recurse into the element type of
11311 ARRAY_TYPEs if there is a pointer set.
11313 2007-03-10 Dirk Mueller <dmueller@suse.de>
11315 * c-common.c (warn_logical_operator): Fix condition.
11317 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
11319 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
11321 * config/darwin.c (machopic_select_section): Remove superfluous
11322 argument in call to categorize_decl_for_section. Remove unused
11325 2007-03-10 Joseph Myers <joseph@codesourcery.com>
11327 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
11329 * configure: Regenerate.
11331 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
11334 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
11335 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
11336 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
11337 Add LABEL_NUSES to emitted label.
11338 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
11339 branch probability value to emitted jump insn.
11340 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
11341 Do not check life information and do not re-arrange input operands
11342 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
11344 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
11346 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
11347 the change of decode_asm_operands.
11349 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
11351 * mode-switching.c (create_pre_exit): Skip blockage insn.
11353 2007-03-09 Diego Novillo <dnovillo@redhat.com>
11355 * tree-pass.h (TODO_update_smt_usage): Remove.
11357 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
11361 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11363 * pa.c (attr_length_call): Revise condition for long
11364 pc-relative branch.
11365 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
11366 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
11367 sequence on SOM target.
11369 2007-03-09 Geoffrey Keating <geoffk@apple.com>
11371 * gcc.c: Document %{, in big comment at top.
11372 (input_suffix_matches): Remove special handling for .s and
11374 (input_spec_matches): New.
11375 (handle_braces): Handle %{,.
11376 (validate_switches): ',' indicates a value which is not a switch.
11377 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
11378 to detect assembler input.
11379 * config/i386/sol2.h (CPP_SPEC): Likewise.
11380 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
11381 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
11382 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
11383 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
11384 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
11385 -m64 causes deployment target to default to 10.5.
11386 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
11388 2007-03-09 Richard Henderson <rth@redhat.com>
11391 * target.h (targetm.asm.out.reloc_rw_mask): New.
11392 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
11393 (TARGET_ASM_OUT): Use it.
11394 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
11395 * varasm.c (categorize_decl_for_section): Remove shlib argument;
11396 use the new reloc_rw_mask target hook instead.
11397 (default_section_type_flags_1): Merge into...
11398 (default_section_type_flags): ... here.
11399 (decl_readonly_section_1): Merge into...
11400 (decl_readonly_section): ... here.
11401 (default_elf_select_section_1): Merge into...
11402 (default_elf_select_section): ... here.
11403 (default_unique_section_1): Merge into...
11404 (default_unique_section): ... here.
11405 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
11406 (default_select_rtx_section): Use it.
11407 (default_elf_select_rtx_section): Likewise.
11408 * output.h: Update to match.
11409 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
11410 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
11411 (TARGET_ASM_RELOC_RW_MASK): New.
11412 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
11413 to categorize_decl_for_section.
11414 (x86_64_elf_unique_section): Likewise.
11415 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
11416 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
11417 (TARGET_ASM_RELOC_RW_MASK): New.
11418 * config/ia64/ia64.c (ia64_rwreloc_select_section,
11419 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
11420 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
11421 (TARGET_RWRELOC): Remove.
11422 (ia64_section_type_flags): Adjust call to default_section_type_flags.
11423 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
11424 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
11425 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
11426 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
11427 (rs6000_xcoff_select_section): Use decl_readonly_section.
11428 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
11429 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
11430 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
11431 (TARGET_SECTION_TYPE_FLAGS): Remove.
11432 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
11434 2007-03-09 Roger Sayle <roger@eyesopen.com>
11436 * fold-const.c (fold_comparison): Remove compile-time evaluation of
11437 complex constant equality/inequality comparisons for here.
11438 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
11439 known at compile-time or can be simplified to a scalar comparison.
11440 (fold_relational_const): Move compile-time evaluation of complex
11441 constant equality/inequality comparisons to here.
11443 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11445 PR rtl-optimization/30643
11446 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
11448 (fold_rtx): Recurse, like before 2006-11-03.
11450 2007-03-09 DJ Delorie <dj@redhat.com>
11452 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
11455 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
11457 PR tree-optimization/30375
11458 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
11459 LHS of statements is not the same.
11460 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
11462 2007-03-09 Chao-ying Fu <fu@mips.com>
11464 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
11466 * doc/invoke.texi (-mdspr2): Document new option.
11467 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
11468 New unspec for DSP REV 2.
11469 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
11470 these instructions are extended in DSP REV 2.
11471 (mips-dspr2.md): Include.
11472 * config/mips/mips.opt (mdspr2): New option.
11473 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
11474 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
11475 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
11476 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
11477 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
11478 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
11479 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
11481 (bdesc_map): Add one field of unsupported_target_flags.
11482 (bdesc_arrays): Update entries to have extra fields. Add
11484 (mips_init_builtins): Initialize new function types.
11485 Check unsupported_target_fileds to filter out builtins.
11486 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
11488 (ASM_SPEC): Pass mdspr2 to the assembler.
11489 * config/mips/mips-dspr2.md: New file.
11491 2007-03-09 Sa Liu <saliu@de.ibm.com>
11493 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
11495 2007-03-09 Ian Lance Taylor <iant@google.com>
11497 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
11498 argument) like -Wstrict-overflow=2.
11499 * doc/invoke.texi (Warning Options): Update documentation.
11501 2007-03-09 Dirk Mueller <dmueller@suse.de>
11504 * doc/invoke.texi (-Wlogical-op): Document.
11505 * common.opt (-Wlogical-op): New.
11506 * c-common.h (warn_logical_operator): Declare.
11507 * c-common.c (warn_logical_operator): Define.
11508 * c-typeck.c (parser_build_binary_op): Call
11509 warn_logical_operator.
11511 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11513 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
11514 * final.c (final_scan_insn): Test for non-"" file name.
11516 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
11518 * doc/loop.texi: Document the Omega linear constraints solver.
11519 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
11520 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
11521 omega-hash-table-size, omega-max-keys, and
11522 omega-eliminate-redundant-constraints.
11523 * tree-pass.h (pass_check_data_deps): Declared.
11526 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
11527 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
11528 pass_check_data_deps): New.
11529 * tree-data-ref.c (init_data_ref): Remove declaration.
11530 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
11531 (analyze_array): Renamed init_array_ref, move up initializations.
11532 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
11533 Removed arguments that are set to NULL.
11534 (analyze_indirect_ref): Correct indentation, correct call to
11536 (object_analysis): Call init_array_ref instead of analyze_array.
11537 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
11538 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
11539 of DR_ACCESS_FNS_ADDR.
11540 (init_omega_eq_with_af, omega_extract_distance_vectors,
11541 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
11542 ddr_consistent_p): New.
11543 (compute_affine_dependence): Check consistency of ddrs when
11544 flag_check_data_deps is passed.
11545 (analyze_all_data_dependences): Uncomment.
11546 (tree_check_data_deps): New.
11547 * tree-data-ref.h: Include omega.h.
11548 (DR_ACCESS_FNS_ADDR): Removed.
11549 (data_dependence_relation): Add inner_loop.
11550 (DDR_INNER_LOOP): New.
11551 * common.opt (fcheck-data-deps): New.
11552 * tree-flow.h (tree_check_data_deps): Declare.
11553 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
11554 (OBJS-common): Depend on omega.o.
11556 * passes.c (pass_check_data_deps): Scheduled.
11557 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
11558 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
11559 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
11560 PARAM_VECT_MAX_VERSION_CHECKS,
11561 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
11563 2007-03-09 Richard Guenther <rguenther@suse.de>
11565 PR tree-optimization/30904
11566 PR middle-end/31058
11567 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
11568 the same way as *_DIV_EXPR.
11570 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11572 * recog.c (decode_asm_operands): No mixed declarations and code.
11574 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11576 * rtl.def (ASM_INPUT): Add location.
11577 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
11578 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
11579 (decode_asm_operands): Add loc operand.
11580 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
11581 * stmt.c (expand_asm): Rename to...
11582 (expand_asm_loc): ... this. Add locus argument. Pass it on to
11583 gen_rtx_ASM_INPUT_loc.
11584 (expand_asm_expr): Adjust.
11585 * recog.c (decode_asm_operands): Add loc operand.
11586 (check_asm_operands, extract_insn): Adjust.
11587 * reload1.c (maybe_fix_stack_asms): Likewise.
11588 * final.c (asm_insn_count): Likewise.
11589 (final_scan_insn): Output # line before and after asm.
11591 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
11593 * tree-ssa-structalias.c (variable_info): Remove
11595 (new_var_info): Ditto.
11596 (shared_bitmap_info_t): New structure.
11597 (shared_bitmap_table): New variable.
11598 (shared_bitmap_hash): New function.
11599 (shared_bitmap_eq): Ditto
11600 (shared_bitmap_lookup): Ditto.
11601 (shared_bitmap_add): Ditto.
11602 (merge_smts_into): Change to take bitmap directly.
11603 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
11604 (init_alias_vars): Init shared bitmap hashtable.
11605 (delete_points_to_sets): Delete shared bitmap hashtable.
11606 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
11607 is_aliased removal as a change that was still necessary was
11610 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
11612 * config/i386/i386.h (override_options): Conditionally disable
11613 x86_sahf for 64bit targets only.
11615 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
11618 * c-decl.c (merge_decls): Don't call make_var_volatile.
11619 * varasm.c (make_var_volatile): Remove.
11620 * output.h (make_var_volatile): Remove.
11622 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
11624 PR tree-optimization/31085
11625 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
11627 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11629 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
11630 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
11631 ATTR_CONST_NOTHROW_LIST.
11633 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
11636 2007-03-08 Diego Novillo <dnovillo@redhat.com>
11638 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
11640 2007-03-08 Geoffrey Keating <geoffk@apple.com>
11643 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
11645 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
11646 passed, use shared libgcc.
11648 2007-03-08 Roger Sayle <roger@eyesopen.com>
11650 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
11651 instead of calling build2 with a GIMPLE_MODIFY_STMT.
11652 (honor_protect_cleanup_actions, lower_try_finally_switch):
11654 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
11655 ifc_temp_var): Likewise.
11656 * tree-inline.c (setup_one_parameter): Likewise.
11657 * tree-mudflap.c (mf_decl_cache_locals,
11658 mf_build_check_statement_for): Likewise.
11659 * tree-nested.c (init_tmp_var, save_tmp_var,
11660 finalize_nesting_tree_1): Likewise.
11661 * tree-outof-ssa.c (insert_copy_on_edge,
11662 insert_backedge_copies): Likewise.
11663 * tree-profile.c (tree_gen_edge_profiler,
11664 tree_gen_ic_profiler): Likewise.
11665 * tree-scalar-evolution.c (scev_const_prop): Likewise.
11666 * tree-sra.c (sra_build_assignment): Likewise.
11667 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
11668 * tree-ssa-math-opts.c (insert_reciprocals,
11669 execute_cse_sincos_1): Likewise.
11670 * tree-tailcall.c (adjust_accumulator_values,
11671 adjust_return_value): Likewise.
11672 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
11673 * tree-vect-transform.c (vect_create_data_ref_ptr,
11674 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
11675 vect_create_epilog_for_reduction, vectorizable_reduction,
11676 vectorizable_call, vectorizable_conversion,
11677 vectorizable_assignment, vectorizable_operation,
11678 vectorizable_type_demotion, vect_gen_widened_results_half,
11679 vect_permute_store_chain, vectorizable_store,
11680 vect_setup_realignment, vect_permute_load_chain,
11681 vectorizable_load, vectorizable_condition,
11682 vect_create_cond_for_align_checks): Likewise.
11683 * tree-vrp.c (build_assert_expr_for): Likewise.
11685 2007-03-08 Ian Lance Taylor <iant@google.com>
11687 * tree-vrp.c: Include "intl.h".
11688 (usable_range_p): New static function.
11689 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
11690 overflowed values, juts set *strict_overflow_p.
11691 (compare_values): Only return -2 if one of the operands is not a
11693 (compare_ranges): Call usable_range_p.
11694 (compare_range_with_value): Likewise.
11695 (vrp_evaluate_conditional_warnv): Rename from
11696 vrp_evaluate_conditional. Make static. Change all callers.
11697 (vrp_evaluate_conditional): New function.
11698 (simplify_div_or_mod_using_ranges): Issue warning about reliance
11699 on signed overflow.
11700 (simplify_abs_using_ranges): Likewise.
11701 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
11702 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
11703 within_stmt parameter.
11704 * tree-ssa-propagate.c (fold_predicate_in): Update call to
11705 vrp_evaluate_conditional.
11706 * tree-ssa-threadedge.c
11707 (record_temporary_equivalences_from_stmts_at_dest): Change
11708 simplify parameter to take a second tree parameter.
11709 (simplify_control_stmt_condition): Likewise.
11710 (thread_across_edge): Likewise.
11711 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
11712 (thread_across_edge): Likewise.
11713 * Makefile.in (tree-vrp.o): Depend upon intl.h.
11715 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
11717 * config/i386/i386.h (TARGET_SAHF): New define.
11718 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
11719 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
11720 (x86_sahf): New global variable.
11721 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
11722 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
11723 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
11724 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
11726 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
11727 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
11728 when expanding fcomi/sahf based tests.
11729 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
11730 expanding sahf based alternative. Emit sahf based sequence when
11731 optimizing for code size.
11732 * config/i386/i386.md (x86_sahf_1): Do not disable for
11733 TARGET_64BIT, enable for TARGET_SAHF.
11735 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
11737 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
11738 spurious whitespace from error message.
11740 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
11743 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
11745 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
11747 * c-decl.c (grokdeclarator): Disable warnings for anonymous
11749 * tree-sra.c (instantiate_element): Propagate disabled warnings
11750 from the element itself to the created variable.
11752 2007-03-07 Richard Henderson <rth@redhat.com>
11755 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
11756 silently fix up the stack in the case of a missing register.
11758 2007-03-07 Paul Brook <paul@codesourcery.com>
11760 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
11762 2007-03-07 Joseph Myers <joseph@codesourcery.com>
11764 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
11766 (phase1_vrs): Use them.
11767 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
11768 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
11769 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
11770 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
11771 __gnu_Unwind_Restore_WMMXC if required.
11772 (_Unwind_VRS_Pop): Implement iWMMXt support.
11773 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
11774 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
11775 gnu_Unwind_Save_WMMXC): Define.
11777 2007-03-07 Richard Sandiford <richard@codesourcery.com>
11779 * config/vxworks.h (vxworks_override_options): Declare.
11780 (VXWORKS_OVERRIDE_OPTIONS): Use it.
11781 * config/vxworks.c: Include target.h and toplev.h.
11782 (vxworks_override_options): New function.
11783 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
11785 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
11787 * config/s390/s390.c (override_options): Don't emit an error when
11788 -mstack-size is used without providing -mstack-guard.
11789 (s390_emit_prologue): Choose stack_guard value automatically if not
11790 provided via command line.
11791 * doc/invoke.texi: Adjust description of -mstack-guard and
11794 2007-03-07 Richard Sandiford <richard@codesourcery.com>
11796 * config/i386/i386.c (output_set_got): Add a GOT initialization
11797 sequence for VxWorks PIC.
11798 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
11799 around labels as well as symbols. Use gotoff_operand instead
11800 of local_symbolic_operand.
11801 (legitimize_pic_address): Use gotoff_operand instead of
11802 local_symbolic_operand. Use @GOT accesses for labels as
11804 (ix86_output_addr_diff_elt): Use PC-relative rather than
11805 GP-relative offsets for VxWorks PIC.
11806 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
11807 no_new_pseudos. Check whether the returned register is op0.
11808 * config/i386/i386.md (tablejump): Use PC-relative rather than
11809 GP-relative offsets for VxWorks PIC.
11810 * config/i386/predicates.md (gotoff_operand): New predicate.
11812 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11814 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
11816 * config/vxworks-dummy.h: New file.
11817 * config/i386/i386.h: Include it.
11819 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
11821 * dwarf2out.c (is_inlined_entry_point): New
11822 (add_high_low_attributes): Emit DW_AT_entry_pc along with
11823 DW_AT_ranges if the first subblock is the entry point.
11825 2007-03-06 David Daney <ddaney@avtrex.com>
11827 * doc/install.texi (mips-*-*): Change recommended binutils
11830 2007-03-06 Anatoly Sokolov <aesok@post.ru>
11832 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
11833 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
11835 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11836 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11838 2007-03-06 Jan Hubicka <jh@suse.cz>
11840 * errors.h (warning, error, fatal, internal_error): Mark as cold.
11841 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
11843 (probably_cold_bb_p): Cold functions are cold.
11844 (probably_never_executed_bb_p): Cold functions are cold.
11845 (tree_bb_level_predictions): Predict calls to cold functions as not
11847 (compute_function_frequency): Check hot/cold attributes.
11848 * function.h (function_frequency): Update comments.
11849 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
11850 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
11851 (c_common_att): Add cold and hot.
11853 * doc/extend.texi (hot,cold attributes): Document.
11855 2007-03-06 Andrew Haley <aph@redhat.com>
11857 * function.c (expand_function_end): Move blockage to just after we
11858 emit the label for the naked return from the function.
11860 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11862 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
11865 2007-03-06 Jan Hubicka <jh@suse.cz>
11867 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
11868 loaded for constant large models. Non-large 64bit PIC can do.
11869 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
11870 * cmodel.h: Add LARGE PIC.
11871 * i386.md (UNSPEC_PLTOFF): New.
11872 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
11874 (*call_1_rex64): Disable for large models.
11875 (*call_1_rex64_large): New.
11876 (*call_value_1_rex64): Disable for large models.
11877 (*call_value_1_rex64_large): New.
11878 (set_rip_rex4): New.
11879 (set_got_offset_rex64): New.
11880 * predicates.md (constant_call_address_operand): For large model
11881 constant calls are not possible.
11882 * i386-protos.h (construct_plt_address): Declare.
11883 * i386.c (override_options): Accept large models.
11884 (ix86_expand_prologue): Expand large PIC GOT pointer load.
11885 (legitimate_constant_p): Add new UNSPECs.
11886 (legitimate_pic_operand_p): Likewise.
11887 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
11888 (legitimize_pic_address): Do easy RIP relative way for TLS only for
11890 (output_pic_addr_const): Add PLTOFF.
11891 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
11892 (ix86_expand_move): Legitimize pic address when in PIC mode.
11893 (construct_plt_address): New function.
11894 (ix86_expand_call): Offload the address to register and use GOT
11895 pointer for large model.
11896 * invoke.texi (mcmodel=large): Update documentation.
11898 2007-03-06 Richard Henderson <rth@redhat.com>
11900 * config/i386/i386.c (x86_use_leave, x86_push_memory,
11901 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
11902 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
11903 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
11904 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
11905 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
11906 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
11907 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
11908 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
11909 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
11910 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11911 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
11912 x86_sse_partial_reg_dependency, x86_sse_split_regs,
11913 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
11914 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
11915 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
11916 x86_schedule, x86_use_bt, x86_pad_returns,
11917 x86_use_xchgb): Merge into ...
11918 (ix86_tune_features): ... here. New array.
11919 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
11920 x86_bswap): Merge into ...
11921 (ix86_arch_features): ... here. New array.
11922 (x86_3dnow_a): Remove.
11923 (x86_accumulate_outgoing_args): Make static.
11924 (x86_arch_always_fancy_math_387): Make static.
11925 (ix86_tune_mask, ix86_arch_mask): Move ...
11926 (override_options): ... to local variables here. Apply the
11927 appropriate mask to each element of ix86_arch_features and
11928 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
11929 as were done in the old macros.
11930 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
11931 * config/i386/i386.h (x86_use_leave, x86_push_memory,
11932 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
11933 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
11934 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
11935 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
11936 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
11937 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
11938 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
11939 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
11940 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
11941 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11942 x86_accumulate_outgoing_args, x86_prologue_using_move,
11943 x86_epilogue_using_move, x86_decompose_lea,
11944 x86_arch_always_fancy_math_387, x86_shift1,
11945 x86_sse_partial_reg_dependency, x86_sse_split_regs,
11946 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
11947 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
11948 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
11949 x86_use_incdec, x86_pad_returns, x86_bswap,
11950 x86_partial_flag_reg_stall): Remove.
11951 (enum ix86_tune_indices): New.
11952 (ix86_tune_features): New.
11953 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
11954 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
11955 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
11956 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
11957 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
11958 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
11959 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
11960 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
11961 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
11962 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
11963 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
11964 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
11965 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
11966 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
11967 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
11968 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
11969 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
11970 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
11971 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
11972 TARGET_EXT_80387_CONSTANTS): Use it.
11973 (enum ix86_arch_indices): New.
11974 (ix86_arch_features): New.
11975 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
11976 TARGET_BSWAP): Use it.
11977 (ix86_tune_mask, ix86_arch_mask): Remove.
11979 2007-03-06 Joseph Myers <joseph@codesourcery.com>
11982 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
11983 Define using $${sysroot_headers_suffix}.
11984 * configure: Regenerate.
11985 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
11986 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
11988 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
11989 * gcc.c (print_sysroot_headers_suffix): New.
11990 (option_map): Include --print-sysroot-headers-suffix.
11991 (display_help): Mention -print-sysroot-headers-suffix.
11992 (process_command): Handle -print-sysroot-headers-suffix.
11993 (do_spec_1): Append multilib directory to include-fixed path if
11994 sysroot suffixes in use.
11995 (main): Handle -print-sysroot-headers-suffix.
11996 * Makefile.in (start.encap): Don't depend on xlimits.h
11997 (xlimits.h): Remove.
11998 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
11999 limits.h for each multilib in fixinc_list.
12000 (fixinc_list, s-fixinc_list): New.
12001 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
12002 generate them for each multilib in fixinc_list.
12003 (stmp-fixproto): Use include-fixed. Run fixproto for each
12004 multilib in fixinc_list.
12005 (mostlyclean): Don't remove xlimits.h.
12006 (clean): Remove include-fixed.
12007 (real-install-headers-tar, real-install-headers-cpio,
12008 real-install-headers-cp): Don't copy include, only include-fixed.
12009 (install-mkheaders): Depend on fixinc_list. Don't depend on
12010 xlimits.h. Save limits.h files for each multilib in fixinc_list.
12011 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
12012 SYSTEM_HEADER_DIR setting in mkheaders.conf.
12014 2007-03-06 Jan Hubicka <jh@suse.cz>
12016 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
12019 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12021 * configure.ac: Allow tm_file to contain build-directory files.
12022 * configure: Regenerate.
12023 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
12024 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
12025 * config/m68k/print-sysroot-suffix.sh: New file.
12027 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12029 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
12030 of pic_offset_table_rtx if reload_completed.
12031 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
12032 PIC_OFFSET_TABLE_REGNUM.
12033 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
12035 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
12036 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
12038 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12040 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
12041 functions that call eh_return.
12043 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12045 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
12046 functions that need a constant pool.
12048 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12051 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
12052 (m68k_preferred_reload_class): Likewise.
12053 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
12054 (SECONDARY_RELOAD_CLASS): Define.
12055 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
12056 (LIMIT_RELOAD_CLASS): Delete.
12057 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
12058 registers from storing bytes.
12059 (m68k_secondary_reload_class): New function.
12060 (m68k_preferred_reload_class): Likewise.
12062 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12064 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
12066 (m68k_expand_prologue): Likewise.
12068 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12070 * config/m68k/m68k-protos.h (output_sibcall): Declare.
12071 (mips_expand_epilogue): Add a bool parameter.
12072 (m68k_legitimize_sibcall_address): Declare.
12073 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
12074 (m68k_expand_epilogue): Add a parameter to select between sibling
12075 and normal epilogues. Only generate a return for the latter.
12076 (m68k_ok_for_sibcall_p): New function.
12077 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
12078 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
12079 (sibcall_value, *sibcall_value): Likewise.
12080 (*call, *call_value): Require !SIBLING_CALL_P.
12081 (epilogue): Update call to m68k_expand_epilogue.
12082 (sibcall_epilogue): New pattern.
12083 * config/m68k/predicates.md (const_call_operand): Say that this
12084 predicate applies to sibling calls too.
12085 (sibcall_operand): New predicate.
12087 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12089 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
12090 alternatives as movsi_cf.
12091 (movsf_cf_hard): Add commentary.
12093 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
12094 Richard Sandiford <richard@codesourcery.com>
12096 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
12097 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
12098 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
12099 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
12100 as being live on exit from an interrupt function.
12101 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
12102 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
12103 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
12104 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
12105 (m68k_interrupt_function_p): Globalize.
12106 (m68k_compute_frame_layout): Remove reverse mask code.
12107 (m68k_emit_movem, m68k_set_frame_related): New functions.
12108 (m68k_output_function_prologue): Delete in favor of...
12109 (m68k_expand_prologue): ...this new function.
12110 (m68k_output_function_epilogue): Delete in favor of...
12111 (m68k_expand_epilogue): ...this new function.
12112 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
12114 (print_operand): Handle %?.
12115 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
12116 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
12117 (prologue, epilogue): New patterns.
12118 (return): Turn into a define_expand.
12119 (*return): New pattern, derived from old "return" pattern. Use rte
12120 rather than rts for interrupt functions. Only use rtd if the pop
12122 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
12123 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
12124 (link, *link, unlink, *unlink, load_got): Likewise.
12126 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12130 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
12131 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
12132 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
12133 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
12134 and m68k_matches_u_p.
12135 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
12136 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
12137 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
12138 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
12139 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
12140 (REG_STRICT_P): New macro.
12141 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
12142 PCREL_GENERAL_OPERAND_OK.
12143 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
12144 m68k_legitimate_base_reg_p.
12145 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
12146 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
12147 (PIC_CASE_VECTOR_ADDRESS): Update comment.
12148 * config/m68k/m68k.c (m68k_address): New structure.
12149 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
12150 (m68k_decompose_index, m68k_legitimate_constant_address_p)
12151 (m68k_jump_table_ref_p, m68k_decompose_address)
12152 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
12153 (m68k_matches_u_p): New functions.
12154 (print_operand_address): Rewrite to use m68k_decompose_index.
12156 2007-03-05 David Taylor <dtaylor@emc.com>
12158 * gcc.c: Correct copyright date in --version output.
12160 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12162 * pa.md: In unamed move patterns, disparge copies between general
12163 and floating point registers using '?' modifier. Don't include 'f'
12164 constraint for register preferences in DImode, SImode, HImode and
12165 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
12166 Remove constraints for copies between general and floating registers
12167 in soft-float DFmode pattern.
12168 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
12172 2007-03-05 Mike Stump <mrs@apple.com>
12174 * c-common.c (targetcm): Add.
12175 * c-opts.c (c_common_handle_option): Handle language specific
12177 * opts.c (handle_option): Verify language for target options, if
12179 * opth-gen.awk: Add CL_LANG_ALL.
12180 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
12181 (TARGETCM_INITIALIZER): Add.
12182 * target.h (struct gcc_targetcm): Add.
12184 * targhooks.c (default_handle_c_option): Add.
12185 * targhooks.h (default_handle_c_option): Add.
12186 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
12188 * config/darwin.opt (iframework): Add.
12189 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
12190 * config/darwin-c.c (handle_c_option): Add.
12191 (TARGET_HANDLE_C_OPTION): Add.
12193 * doc/invoke.texi (Darwin Options): Add -iframework.
12195 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12197 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
12200 2007-03-05 Ian Lance Taylor <iant@google.com>
12202 * c.opt (fgnu89-inline): New option.
12203 * c-opts.c (c_common_post_options): Set default value for
12205 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
12206 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
12208 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
12209 (grokdeclarator, start_function): Likewise.
12210 * c-cppbuiltin.c (c_cpp_builtins): Define either
12211 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
12212 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
12213 (C Dialect Options): Document -fgnu89-inline.
12214 * doc/extend.texi (Function Attributes): Explain what the
12215 gnu_inline attribute does.
12216 * doc/cpp.texi (Common Predefined Macros): Document
12217 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
12219 2007-03-05 Ian Lance Taylor <iant@google.com>
12221 PR tree-optimization/31034
12222 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
12223 half-range if the other side is an overflow infinity.
12225 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
12227 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
12228 (bfin*-linux-uclibc*): New configuration.
12229 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
12231 * config/bfin/linux.h: New file.
12232 * config/bfin/libgcc-bfin.ver: New file.
12233 * config/bfin/t-bfin-uclinux: New file.
12234 * config/bfin/t-bfin-linux: New file.
12235 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
12236 (TARGET_OS_CPP_BUILTINS): New macro.
12238 2007-03-05 Richard Guenther <rguenther@suse.de>
12240 * fold-const.c (fold_binary): Remove duplicate folding
12241 of comparison of non-null ADDR_EXPR against null.
12243 2007-03-05 Richard Guenther <rguenther@suse.de>
12244 Dorit Nuzman <dorit@il.ibm.com>
12246 PR tree-optimization/26420
12247 * tree-vectorizer.c (vectorize_loops): Bail out early if there
12248 are no loops in the function. Only print the number of
12249 vectorized loops if it is greater than zero or we are supposed
12250 to print information about unvectorized loops.
12252 2007-03-05 Revital Eres <eres@il.ibm.com>
12254 * gcc.dg/var-expand1.c: New test.
12255 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
12256 when an accumulator is expanded.
12258 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12261 * c-common.c (convert_and_check): Don't give warnings for
12262 conversion if 'expr' already overflowed.
12264 2007-03-04 Roger Sayle <roger@eyesopen.com>
12266 PR middle-end/30744
12267 * fold-const.c (fold_comparison): Enforce type consistency when
12268 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
12270 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
12272 * tree-ssa-address.c (create_mem_ref): Do not put an expression
12273 containing a cast to the base of TARGET_MEM_REF.
12275 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
12277 * tree.c (tree_contains_struct_check_failed): Remove spurious
12278 whitespace from error message.
12280 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
12283 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
12284 instead of precision.
12286 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
12287 Nathan Sidwell <nathan@codesourcery.com>
12289 * emit-rtl.c (find_auto_inc): New.
12290 (try_split): recreate REG_INC notes,
12291 Use regular for loops rather than whiles.
12293 2007-03-03 Andreas Schwab <schwab@suse.de>
12295 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
12296 * configure: Regenerate.
12298 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12300 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
12301 flag_rounding_math, not flag_unsafe_math_optimizations.
12303 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
12305 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
12306 alpha_fold_vector_minmax): Likewise.
12307 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
12308 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
12310 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
12312 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
12313 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
12314 if the lhs has side-effects.
12315 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
12317 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12319 * config/i386/i386.h (TUNEMASK): Remove define.
12320 (ARCHMASK): Remove define.
12321 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
12322 Use ix86_arch_mask variable instead of ARCHMASK.
12323 * config/i386/i386.c (override_options): Ditto.
12324 (standard_80387_constant_p): Ditto.
12326 2007-03-02 Ian Lance Taylor <iant@google.com>
12328 Used signed infinities in VRP.
12329 * tree-vrp.c (uses_overflow_infinity): New static function.
12330 (supports_overflow_infinity): New static function.
12331 (make_overflow_infinity): New static function.
12332 (negative_overflow_infinity): New static function.
12333 (positive_overflow_infinity): New static function.
12334 (is_negative_overflow_infinity): New static function.
12335 (is_positive_overflow_infinity): New static function.
12336 (is_overflow_infinity): New static function.
12337 (overflow_infinity_range_p): New static function.
12338 (compare_values_warnv): New function split out of compare_values.
12339 (compare_value): Call it.
12340 (set_value_range_to_nonnegative): Add overflow_infinity
12341 parameter. Change caller.
12342 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
12344 (vrp_expr_computes_nonzero): Likewise.
12345 (compare_ranges, compare_range_with_value): Likewise.
12346 (compare_name_with_value, compare_names): Likewise.
12347 (vrp_evaluate_conditional): Likewise.
12348 (set_value_range): Handle infinity
12349 (vrp_operand_equal_p, operand_less_p): Likewise.
12350 (extract_range_from_assert): Likewise.
12351 (vrp_int_const_binop): Likewise.
12352 (extract_range_from_binary_expr): Likewise.
12353 (extract_range_from_unary_expr): Likewise.
12354 (extract_range_from_comparison): Likewise.
12355 (extract_range_from_expr): Likewise.
12356 (dump_value_range): Likewise.
12357 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
12358 (test_for_singularity): Likewise.
12359 (vrp_int_const_binop): Remove inline qualifier.
12360 (adjust_range_with_scev): Add comment.
12361 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
12363 2007-03-02 Diego Novillo <dnovillo@redhat.com>
12365 * tree-ssa-structalias.c (could_have_pointers): Tidy.
12366 (get_constraint_for): Likewise.
12367 (do_structure_copy): Likewise.
12368 (find_func_aliases): Fix references to MODIFY_EXPR.
12369 (intra_create_variable_infos): Tidy.
12370 * tree-ssa-operands.c (add_virtual_operand): Add argument
12372 When adding members of alias sets, if IS_CALL_SITE is true and
12373 the symbol is not call-clobbered, skip it.
12374 Adjust all callers.
12376 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
12378 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
12379 entry by means of emit_insn_at_entry.
12381 2007-03-02 Richard Henderson <rth@redhat.com>
12383 * expr.h (promoted_input_arg): Remove decl.
12384 * function.c (promoted_input_arg): Merge into ...
12385 * combine.c (setup_incoming_promotions): ... only caller.
12386 Rearrange to avoid double loop.
12388 2007-03-02 Ben Elliston <bje@au.ibm.com>
12389 Peter Bergner <bergner@vnet.ibm.com>
12390 Janis Johnson <janis187@us.ibm.com>
12392 * config/rs6000/dfp.md: New file.
12393 * config/rs6000/rs6000.md: Include dfp.md.
12394 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
12395 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
12396 and TDmode decimal float modes in FP registers.
12397 (num_insns_constant): Likewise.
12398 (rs6000_legitimate_offset_address_p): Likewise.
12399 (rs6000_legitimize_address): Likewise.
12400 (rs6000_legitimize_reload_address): Likewise.
12401 (rs6000_legitimate_address): Likewise.
12402 (rs6000_emit_move): Likewise.
12403 (function_arg_boundary): Likewise.
12404 (function_arg_advance): Likewise.
12405 (rs6000_darwin64_record_arg_recurse): Likewise.
12406 (function_arg): Likewise.
12407 (rs6000_gimplify_va_arg): Likewise.
12408 (rs6000_split_multireg_move): Likewise.
12409 (rs6000_output_function_epilogue): Likewise.
12410 (rs6000_output_function_epilogue): Likewise.
12411 (rs6000_register_move_cost): Likewise.
12412 (rs6000_function_value): Likewise.
12413 (rs6000_libcall_value): Likewise.
12415 2007-03-02 Richard Sandiford <richard@codesourcery.com>
12417 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
12419 2007-03-02 Richard Sandiford <richard@codesourcery.com>
12421 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
12422 Use $MULTIDIR to choose between the kernel and RTP headers,
12423 and use $WIND_BASE and $WIND_USR to locate them.
12425 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12427 * config/i386/i386.c (override_options): Put initialization of
12428 ix86_tune_mask and ix86_arch_mask to the correct place.
12430 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12431 Michael Meissner <michael.meissner@amd.com>
12434 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
12435 (ARCHMASK): Define.
12436 (TARGET_CMOVE): Use ARCHMASK.
12437 (TARGET_CMPXCHG): Ditto.
12438 (TARGET_CMPXCHG8B): Ditto.
12439 (TARGET_XADD): Ditto.
12440 (TARGET_BSWAP): Ditto.
12441 * config/i386/i386.c (ix86_tune_mask): New global variable.
12442 (ix86_arch_mask): Ditto.
12443 (override_options): Initialize ix86_tune_mask and
12444 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
12447 2007-03-02 Ben Elliston <bje@au.ibm.com>
12450 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
12452 2007-03-02 Joseph Myers <joseph@codesourcery.com>
12454 * target.h (init_dwarf_reg_sizes_extra): New target hook.
12455 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
12456 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
12457 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
12459 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
12460 rs6000_init_dwarf_reg_sizes_extra): New.
12461 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
12462 SPE register high parts.
12464 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
12466 * Makefile.in: Add install-pdf target as
12467 copied from automake v1.10 rules.
12468 * configure.ac: Add install-pdf to target list.
12469 * configure: Regenerate.
12471 2007-03-01 Paul Brook <paul@codesourcery.com>
12473 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
12474 modes to LDRD for DImode.
12475 (output_move_double): Fixup out of range ldrd/strd.
12476 (vfp_secondary_reload_class): Rename...
12477 (coproc_secondary_reload_class): ... to this. Add wb argument.
12478 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
12479 coproc_secondary_reload_class for CLASS_IWMMXT.
12480 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
12481 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
12483 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
12485 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
12486 unroll factor by the estimated number of iterations.
12487 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
12488 than prefetch latency.
12490 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
12491 decode_caches_intel, detect_caches_intel): New functions.
12492 (host_detect_local_cpu): Use detect_caches_amd and
12493 detect_caches_intel.
12495 2007-03-01 Richard Henderson <rth@redhat.com>
12497 * expr.c (emit_move_complex_push): Export.
12498 (emit_move_complex_parts): Split out from ...
12499 (emit_move_complex): ... here.
12500 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
12501 * config/i386/i386.md (movcdi): New.
12503 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
12505 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
12506 size of mode1 to check for tieable modes in MMX case.
12508 2007-03-01 Richard Sandiford <richard@codesourcery.com>
12510 * Makefile.in (rtlanal.o): Depend on tree.h.
12511 * rtl.h (offset_within_section_p, split_const): Declare.
12512 * rtlanal.c: Include tree.h.
12513 (offset_within_block_p): New function, taken from
12514 mips_offset_within_object_p.
12515 (split_const): New function, taken from mips_split_const.
12516 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
12518 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
12519 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
12520 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
12521 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
12522 (m68k_illegitimate_symbolic_constant_p): New function.
12523 * config/m68k/m68k.md (movsi): Remove misleading predicates.
12524 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
12525 symbolic constant that might be outside the symbol's section,
12526 move the symbol first and then add the offset.
12527 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
12529 * config/mips/mips.c (mips_split_const): Delete.
12530 (mips_offset_within_object_p): Delete.
12531 (mips_symbolic_constant_p): Use offset_within_section_p and
12532 split_const instead of mips_offset_within_object_p and
12534 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
12535 (mips_legitimize_const_move, print_operand_reloc)
12536 (mips_dangerous_for_la25_p): Use split_const instead of
12539 2007-02-28 Eric Christopher <echristo@apple.com>
12541 * Makefile.in (install-include-dir): Don't rm -rf include.
12543 2007-02-28 Richard Guenther <rguenther@suse.de>
12545 PR middle-end/30364
12546 * fold-const.c (fold_binary): Do not associate expressions
12547 with more than one variable for integer types that do not wrap.
12549 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
12551 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
12552 Delete, and replace with...
12553 (fold_builtin_call_array): This. Update callers to use it.
12554 * fold-const.c (fold_build_call_list): Delete, and replace with...
12555 (fold_build_call_array): This.
12556 (fold_build_call_list_initializer): Delete, and replace with...
12557 (fold_build_call_array_initializer): This.
12558 * tree.h: Update declarations to reflect above changes.
12560 * c-typeck.c (build_function_call): Store converted arguments
12561 in a stack-allocated array instead of building a list.
12562 (convert_arguments): Store arguments in the array passed in as an
12563 argument, and return the actual number of arguments.
12564 * c-format.c: (check_function_format): Pass arguments in an
12565 array instead of a list.
12566 * c-common.c (check_function_nonnull): Likewise.
12567 (check_function_sentinel): Likewise.
12568 (check_function_arguments): Likewise.
12569 * c-common.h: Update declarations to reflect above changes.
12571 2007-02-28 Jan Hubicka <jh@suse.cz>
12573 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
12574 PRED_NEGATIVE_RETURN): Update outcomes.
12576 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
12578 * calls.c (emit_library_call_value_1): Handle partial registers
12579 correctly when building up CALL_INSN_FUNCTION_USAGE.
12581 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12583 * pa/predicates.md (move_src_operand): Allow zero for mode.
12584 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
12587 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
12590 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
12591 *movv2df_internal): Enable pattern only for valid operand
12593 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
12594 tie only 128bit modes. For MMX registers, tie only 64bit modes.
12596 2007-02-27 Mike Stump <mrs@apple.com>
12598 * config/darwin-crt3.c: Avoid compilation when compiling for a
12601 2007-02-27 Joseph Myers <joseph@codesourcery.com>
12603 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
12605 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
12606 for fixed headers and limits.h.
12607 (install-include-dir, install-headers-tar, install-headers-cpio,
12608 install-headers-cp, real-install-headers-tar,
12609 real-install-headers-cpio, real-install-headers-cp): Handle
12610 include-fixed as well as include.
12611 (install-mkheaders): Don't install files that go only in include
12613 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
12614 from GCC_INCLUDE_DIR.
12615 * gcc.c (process_command): Remove special -BstageN/ handling.
12616 (do_spec_1): Add include-fixed directories.
12618 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12620 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
12622 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
12624 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
12627 2007-02-27 Mark Mitchell <mark@codesourcery.com>
12629 * c-common.c (get_priority): Add check for
12630 SUPPORTS_INIT_PRIORITY.
12632 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12634 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
12636 * config/bfin/bfin.c: Include "cfglayout.h".
12637 (MAX_LSETUP_DISTANCE): New macro.
12638 (struct loop_info): New members incoming, incoming_src and
12639 incoming_dest. Delete member predecessor.
12640 (length_for_loop): New function.
12641 (bfin_optimize_loop): Handle more different loop structures.
12642 (bfin_discover_loop): Rework detection of predecessor blocks by
12643 examining incoming edges.
12644 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
12646 (bfin_reorder_loops): New function.
12647 (bfin_reorg_loops): Use these three new functions.
12649 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
12650 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
12651 (CONSTRAINT_LEN): Add entry for 'q'.
12652 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
12653 Add 'q' constraints.
12654 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
12655 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
12657 * config/bfin/bfin.md (add_with_carry): New pattern.
12658 (s_or_u, su_optab, su_modifier): New code macros/attrs.
12659 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
12660 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
12661 support unsigned multiplies too. Removed incorrect commutativity from
12662 operand 1 constraint where appropriate.
12663 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
12665 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
12666 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
12668 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
12669 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
12670 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
12671 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
12672 usmulhisi_hh_huh): New patterns.
12674 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
12675 lshifthi3): Fix output template to use half reg for operand 2.
12677 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
12680 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
12682 2007-02-27 Andreas Schwab <schwab@suse.de>
12684 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
12686 2007-02-27 Jan Hubicka <jh@suse.cz>
12688 * predict.c (last_basic_block_p): Remove.
12689 (tree_estimate_probability): Update return heuristic for commonized
12692 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
12694 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
12696 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
12698 * doc/include/gcc-common.texi (versionsubtitle): New macro.
12699 * doc/cpp.texi: Standardize title page.
12700 * doc/cppinternals.texi: Likewise.
12701 * doc/gcc.texi: Standardize title page, remove version number
12702 from copyright page.
12703 * doc/gccint.texi: Likewise.
12704 * doc/install.texi: Standardize title page, add table of
12707 2007-02-26 Jan Hubicka <jh@suse.cz>
12709 * predict.def: Set outcomes according to more recent results.
12710 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
12711 Remove dead predictors.
12712 * predict.c (return_prediction): Fix pasto.
12714 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12716 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
12717 change; avoid a memory leak when returning early.
12719 2007-02-26 Mark Mitchell <mark@codesourcery.com>
12721 * c-decl.c (static_ctors): Move to c-common.c.
12722 (static_dtors): Likewise.
12723 (finish_function): Use c_record_cdtor_fn.
12724 (build_cdtor): Move to c-common.c.
12725 (c_write_global_declarations): Use c_build_cdtor_fns.
12726 * c-common.h (static_ctors): Declare.
12727 (static_dtors): Likewise.
12728 (c_record_cdtor_fn): Likewise.
12729 (c_build_cdtor_fns): Likewise.
12730 * c-common.c (static_ctors): New variable.
12731 (static_dtors): Likewise.
12732 (c_record_cdtor_fn): New function.
12733 (build_cdtor): Move from c-decl.c
12734 (c_build_cdtor_fns): New function.
12736 * output.h (assemble_addr_to_section): Declare.
12737 (get_cdtor_priority_section): Likewise.
12738 * varasm.c (assemble_addr_to_section): New function.
12739 (get_cdtor_priority_section): Likewise.
12740 (default_named_section_asm_out_destructor): Use them.
12741 (destor_dtor_section_asm_out_destructor): Likewise.
12742 (default_named_section_asm_out_constructor): Likewise.
12743 (default_ctor_section_asm_out_constructor): Likewise.
12744 * config.gcc (*-*-vxworks*): Include vxworks.o.
12745 * config/t-vxworks (vxworks.o): New target.
12746 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
12747 (TARGET_ASM_CONSTRUCTOR): Define.
12748 (TARGET_ASM_DESTRUCTOR): Likewise.
12749 (vxworks_asm_out_constructor): Declare.
12750 (vxworks_asm_out_destructor): Likewise.
12752 * c-common.c (get_priority): Check that we have not just an
12753 INTEGER_CST, but an integer constant with integeral type.
12755 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
12757 PR tree-optimization/30938
12758 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
12759 use &dt[nargs-1] instead of &dt[nargs] in the call to
12760 vect_is_simple_use().
12762 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
12764 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
12765 from register elimination as PRE_MODIFY / POST_MODIFY increments.
12766 Do not attempt to handle MEM inside auto-inc expressions.
12767 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
12768 of a register modified by an auto-inc expression. However, do handle
12769 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
12770 (elimination_effects): Prohibit elimination of a register modified
12771 by an auto-inc expression. Disable register elimination rules whose
12772 target register is modified by an auto-inc expression with variable
12775 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
12777 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
12779 (array_at_struct_end_p): New function.
12780 (idx_infer_loop_bounds): Use it.
12781 (estimate_numbers_of_iterations_loop): Export.
12782 * predict.c (predict_loops): Use estimated_loop_iterations_int.
12783 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
12784 (tree_estimate_probability): Call record_loop_exits.
12785 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
12786 (estimated_loop_iterations, estimated_loop_iterations_int,
12787 estimated_loop_iterations_tree): New functions.
12788 (analyze_siv_subscript_cst_affine,
12789 compute_overlap_steps_for_affine_1_2,
12790 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
12791 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
12792 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
12793 (PRED_LOOP_ITERATIONS_GUESSED): New.
12794 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
12795 * cfgloop.h (estimate_numbers_of_iterations_loop,
12796 estimated_loop_iterations_int): Declare.
12798 2007-02-25 Mark Mitchell <mark@codesourcery.com>
12800 * doc/extend.texi: Document optional priority argument to
12801 constructors and destructors.
12802 * tree.c (init_priority_for_decl): Adjust GTY markers.
12803 (init_ttree): Use priority-info hash functions for
12804 init_priority_for_decl.
12805 (tree_map_eq): Rename to ...
12806 (tree_map_base_eq): ... this.
12807 (tree_map_marked_p): Rename to ...
12808 (tree_map_base_marked_p): ... this.
12809 (tree_map_base_hash): New function.
12810 (decl_init_priority_lookup): Rework.
12811 (decl_fini_priority_lookup): New function.
12812 (decl_priority_info): New function.
12813 (decl_init_priority_insert): Use it.
12814 (decl_fini_priority_insert): Likewise.
12815 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
12817 (decl_restrict_base_insert): Likewise.
12818 (decl_debug_expr_insert): Likewise.
12819 (decl_value_expr_lookup): Likewise.
12820 (decl_value_expr_insert): Likewise.
12821 * tree.h (priority_type): New type.
12822 (decl_init_priority_lookup): Use priority_type.
12823 (decl_fini_priority_lookup): New function.
12824 (decl_init_priority_insert): Use priority_type.
12825 (decl_fini_priority_insert): New function.
12826 (DECL_HAS_INIT_PRIORITY): Tweak comments.
12827 (DECL_INIT_PRIORITY): Likewise.
12828 (SET_DECL_INIT_PRIORITY): Add comment.
12829 (DECL_FINI_PRIORITY): New macro.
12830 (SET_DECL_FINI_PRIORITY): Likewise.
12831 (DEFAULT_INIT_PRIORITY): Document.
12832 (MAX_INIT_PRIORITY): Likewise.
12833 (MAX_RESERVED_INIT_PRIORITY): Likewise.
12834 (tree_map_base): New type.
12835 (tree_map_base_eq): New function.
12836 (tree_map_base_hash): Likewise.
12837 (tree_map_base_marked_p): Likewise.
12838 (tree_map): Inherit from tree_map_base.
12839 (tree_map_eq): Make it a macro.
12840 (tree_map_marked_p): Likewise.
12841 (tree_int_map): Inherit from tree_map_base.
12842 (tree_int_map_eq): Make it a macro.
12843 (tree_int_map_hash): Likewise.
12844 (tree_int_map_marked_p): Likewise.
12845 (tree_priority_map): New type.
12846 (tree_priority_map_eq): New macro.
12847 (tree_priority_map_hash): Likewise.
12848 (tree_priority_map_marked_p): Likewise.
12849 * varasm.c (emults_decl): Adjust for refactoring of tree_map
12851 (emutls_common_1): Likewise.
12852 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
12853 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
12854 of tree_map hierarchy.
12855 * tree-cfg.c (move_stmt_r): Likewise.
12856 (new_label_mapper): Likewise.
12857 * c-tree.h (c_expand_body): Move to ...
12858 * c-common.h (c_expand_body): ... here.
12859 * c-decl.c (c_expand_body): Move to ...
12860 * c-common.c (c_expand_body): ... here.
12861 (c_common_attribute_table): Allow 1 argument for the constructor
12862 and destructor attributes.
12863 (get_priority): New function.
12864 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
12865 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
12867 2007-02-24 Jan Hubicka <jh@suse.cz>
12869 PR middle-end/30509
12870 * tree-inline.c (copy_bb): Produce exact copy of EH info when
12871 copying for inlining.
12873 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12874 Jan Hubicka <jh@suse.cz>
12877 * i386.c (counter_mode): New function.
12878 (expand_set_or_movmem_via_loop): Use it.
12879 (expand_movmem_epilogue): Likewise; fix pasto.
12880 (ix86_expand_movmem): Do emit guard even for constant counts.
12881 (ix86_expand_setmem): Likewise.
12883 2007-02-25 Nick Clifton <nickc@redhat.com>
12885 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
12886 (JUMP_TABLES_IN_TEXT_SECTION): Define.
12888 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12891 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
12892 count argument with 0x10, not with 0x16.
12893 (expand_setmem_epilogue): Ditto.
12895 2007-02-24 Mike Stump <mrs@apple.com>
12897 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
12900 2007-02-24 Richard Guenther <rguenther@suse.de>
12902 PR middle-end/30951
12903 * fold-const.c (fold_binary): Fold x +- CST op x for
12904 EQ_EXPR and NE_EXPR.
12906 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12908 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
12910 2007-02-24 Jan Hubicka <jh@suse.cz>
12912 * cgraphunit.c (decide_is_function_needed): Honor
12913 -fkeep-inline-functions.
12915 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12917 * builtins.c (fold_builtin_modf): New.
12918 (fold_builtin_2): Use it.
12920 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
12922 * loop-iv.c (implies_p): Detect additional cases where A implies B.
12923 (determine_max_iter): Take additional LOOP arg; all callers changed.
12924 Lose broken logic dealing with PLUS. Try to limit the upper bound by
12925 one using simplifications.
12926 (simplify_using_initial_values): Return if the expression becomes
12927 invalid due to altered regs.
12929 2007-02-23 DJ Delorie <dj@redhat.com>
12931 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
12933 2007-02-23 Mike Stump <mrs@apple.com>
12935 * tlink.c (scan_linker_output): Parse linker messages from
12936 darwin9's linker better.
12938 2007-02-23 Steve Ellcey <sje@cup.hp.com>
12941 * varpool.c (varpool_assemble_pending_decls): Set
12942 varpool_last_needed_node to null.
12944 2007-02-23 DJ Delorie <dj@redhat.com>
12946 * config/i386/i386.c (ix86_data_alignment): Don't specify an
12947 alignment bigger than the object file can handle.
12949 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
12952 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
12953 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
12954 (*movsf_1): Penalize MMX moves.
12956 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
12958 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
12959 2^32-1 or more times unless flag_unsafe_loop_optimizations.
12961 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
12963 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12965 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
12966 (fold_builtin_1): Use them.
12967 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
12968 BUILT_IN_SIGNIFICAND.
12970 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
12972 * config/i386/i386.c (bdesc_1arg): Initialize
12973 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
12974 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
12975 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
12976 and IX86_BUILTIN_MOVSLDUP.
12978 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
12980 PR rtl-optimization/30841
12981 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
12983 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12985 * builtins.c (fold_builtin_frexp): New.
12986 (fold_builtin_2): Use it.
12988 2007-02-22 Mark Mitchell <mark@codesourcery.com>
12990 * doc/invoke.texi (Spec Files): Document getenv spec function.
12992 * gcc.c (getenv_spec_function): New function.
12993 (static_spec_functions): Add it.
12994 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
12995 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
12998 2007-02-22 Michael Matz <matz@suse.de
13001 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
13002 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
13004 2007-02-22 Ian Lance Taylor <iant@google.com>
13007 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
13008 (mem_loc_descriptor): Call it.
13010 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
13011 Ira Rosen <irar@il.ibm.com>
13013 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
13015 2007-02-22 Ira Rosen <irar@il.ibm.com>
13017 PR tree-optimization/30843
13018 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
13019 stores only after all the group is vectorized.
13021 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
13023 PR tree-optimization/30858
13024 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
13025 in the reduction cycle have a single use in the loop.
13026 * tree-vectorizer.h (relevant): Add documentation.
13028 2007-02-20 Mike Stump <mrs@apple.com>
13030 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
13031 * configure: Regenerate.
13033 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
13035 Change the defaults of some parameters and options.
13036 * config/spu/spu-protos.h (spu_optimization_options): Declare.
13037 * config/spu/spu.c (spu_optimization_options): Add.
13038 (spu_override_options): Change params in spu_optimization_options.
13039 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
13041 Register 127 is only 16 byte aligned when used as a frame pointer.
13042 * config/spu/spu-protos.h (spu_init_expanders): Declare.
13043 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
13044 HARD_FRAME_POINTER_REGNUM.
13045 (spu_legitimate_address): Use regno_aligned_for_reload.
13046 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
13047 aligned when frame_pointer_needed is true.
13048 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
13050 * config/spu/spu.h (INIT_EXPANDERS): Define.
13052 Make sure shift and rotate instructions have valid immediate operands.
13053 * config/spu/predicates.md (spu_shift_operand): Remove.
13054 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
13055 * config/spu/constraints.md (W, O): Extend range.
13056 * config/spu/spu.md (umask, nmask): Define.
13057 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
13058 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
13059 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
13060 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
13061 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
13062 (lshr<mode>3_reg): Fix rtl description.
13064 Make sure mulhisi immediate operands are valid.
13065 * config/spu/predicates.md (imm_K_operand): Add.
13066 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
13068 Generate constants using fsmbi and andi.
13069 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
13070 (print_operand, spu_split_immediate, classify_immediate,
13071 fsmbi_const_p): Handle IC_FSMBI2.
13073 Correctly handle a CONST_VECTOR containing symbols.
13074 * config/spu/spu.c (print_operand): Handle HIGH correctly.
13075 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
13076 (immediate_load_p): Allow symbols that use 2 instructions to create.
13077 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
13078 with symbols when flag_pic is set.
13079 (const_vector_immediate_p): New.
13080 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
13081 accept a CONST_VECTOR with symbols.
13082 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
13083 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
13085 * config/spu/spu.md (high, low): Delete.
13086 (low_<mode>): Define.
13088 Remove INTRmode and INTR_REGNUM, which didn't work.
13089 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
13091 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
13092 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
13093 peephole2 pattern): Don't use INTR or 131.
13094 (movintrcc): Delete.
13095 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
13096 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
13097 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
13098 (UNSPEC_SET_INTR): Add.
13099 * config/spu/spu-modes.def (INTR): Remove.
13101 More accurate warnings about run-time relocations.
13102 * config/spu/spu.c (reloc_diagnostic): Test in_section.
13104 Correctly warn about immediate arguments to specific intrinsics.
13105 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
13106 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
13107 the instruction predicate.
13109 Fix tree check errors with latest update.
13110 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
13112 (spu_expand_builtin): Use CALL_EXPR_FN.
13114 Add missing specific intrinsics.
13115 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
13117 * config/spu/spu_internals.h: Ditto.
13119 Fix incorrect operand modifiers.
13120 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
13121 * config/spu/spu.md (xor<mode>3): Change %S to %J.
13123 Optimize one case of zero_extend of a vec_select.
13124 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
13126 Accept any immediate for hbr.
13127 * config/spu/spu.md (hbr): Change s constraints to i.
13129 2007-02-21 Paul Brook <paul@codesourcery.com>
13131 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
13132 condexec_count when skipping USE and CLOBBER.
13134 2007-02-21 Nick Clifton <nickc@redhat.com>
13136 * common.opt (Warray-bounds): Add Warning attribute.
13137 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
13139 (fsized-zeroes): Add Optimization attribute.
13140 (fsplit-wide-types, ftree-scev-cprop): Likewise.
13141 * c.opt (Wc++0x-compat): Add Warning attribute.
13143 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
13145 PR middle-end/30761
13146 * reload1.c (eliminate_regs_in_insn): In the single_set special
13147 case, attempt to re-recognize the insn before falling back to
13148 having reload fix it up.
13150 2007-02-20 Eric Christopher <echristo@gmail.com>
13152 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
13153 Rewrite accordingly.
13154 (frv_read_iacc_argument): Ditto.
13155 (frv_expand_set_builtin): Take a call instead of arglist, update for
13157 (frv_expand_unop_builtin): Ditto.
13158 (frv_expand_binop_builtin): Ditto.
13159 (frv_expand_cut_builtin): Ditto.
13160 (frv_expand_binopimm_builtin): Ditto.
13161 (frv_expand_voidbinop_builtin): Ditto.
13162 (frv_expand_int_void2arg): Ditto.
13163 (frv_expand_prefetches): Ditto.
13164 (frv_expand_voidtriop_builtin): Ditto.
13165 (frv_expand_voidaccop_builtin): Ditto.
13166 (frv_expand_load_builtin): Ditto.
13167 (frv_expand_store_builtin): Ditto.
13168 (frv_expand_mdpackh_builtin): Ditto.
13169 (frv_expand_mclracc_builtin): Ditto.
13170 (frv_expand_mrdacc_builtin): Ditto.
13171 (frv_expand_mwtacc_builtin): Ditto.
13172 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
13175 2007-02-20 Janis Johnson <janis187@us.ibm.com>
13177 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
13178 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
13180 (HAVE_GAS_DFP): Check for assembler support of decimal floating
13181 point instructions.
13182 * configure: Regenerate.
13183 * config.in: Regenerate.
13184 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
13185 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
13186 masks to power6 and power6x and to POWERPC_MASKS.
13187 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
13189 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
13190 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
13191 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
13192 Access PROTOTYPE as variable, not mask.
13194 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
13196 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
13197 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
13198 * combine.c (adjust_for_new_dest): Use it.
13199 * postreload.c (reload_combine): Likewise.
13201 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
13203 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
13204 notes on an insn with multiple sets, even if single_set returns
13205 non-NULL for that insn.
13207 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13209 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
13210 scalbn and scalbln.
13212 2007-02-20 Geoffrey Keating <geoffk@apple.com>
13214 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
13215 if user didn't pass it.
13216 * config/i386/darwin.h (CC1_SPEC): Likewise.
13217 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
13218 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
13219 -mmacosx-version-min.
13221 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13222 Uros Bizjak <ubizjak@gmail.com>
13224 * optabs.h (enum optab_index): Add new OTI_scalb.
13225 (scalb_optab): Define corresponding macro.
13226 * optabs.c (init_optabs): Initialize scalb_optab.
13227 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
13229 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
13230 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
13231 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
13232 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
13233 flag_unsafe_math_optimizations is set.
13235 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
13236 to implement scalbf, scalb and scalbl built-ins as inline x87
13239 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13240 DJ Delorie <dj@redhat.com>
13243 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
13244 (diagnostic_report_diagnostic): ... here, and turn them into real
13245 errors. If warnings are inhibited, no need to do anything.
13247 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
13249 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
13250 better code generation.
13252 2007-02-20 Ben Elliston <bje@au.ibm.com>
13254 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
13256 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
13258 * config/alpha/alpha.c, config/alpha/alpha.md,
13259 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
13260 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
13261 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
13262 config/arm/lib1funcs.asm: Follow spelling conventions.
13264 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
13265 config/fr30/fr30.md, config/i386/i386.h,
13266 config/iq2000/iq2000.h, config/iq2000/predicates.md,
13267 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
13268 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
13269 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
13270 config/rs6000/altivec.md, config/rs6000/rs6000.c,
13271 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
13272 config/sparc/sparc.c, config/sparc/sparc.h,
13273 config/sparc/sparc.md, config/spu/constraints.md,
13274 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
13277 2007-02-20 Alan Modra <amodra@bigpond.net.au>
13280 * varasm.c (use_blocks_for_decl_p): Return false for decls with
13283 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
13285 * doc/invoke.texi (-ftree-lrs): Remove.
13287 2007-02-19 Diego Novillo <dnovillo@redhat.com>
13289 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
13292 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
13294 * config/ia64/ia64.c (ia64_expand_builtin): Use the
13295 new CALL_EXPR_FN macro for retrieving the function
13296 declaration of the input expression.
13298 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13300 * c.opt (Waddress): New.
13301 * common.opt (Walways-true): Delete.
13302 (Wstring-literal-comparison): Delete.
13303 * doc/invoke.texi (Warning Options): Delete -Walways-true and
13304 -Wstring-literal-comparison. Add -Waddress.
13306 (Walways-true): Delete.
13307 (Wstring-literal-comparison): Delete.
13308 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
13309 consistently instead of -Walways-true in example.
13310 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
13311 * c-typeck.c (parser_build_binary_op): Replace
13312 -Wstring-literal-comparison and -Walways-true with -Waddress.
13313 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
13316 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
13318 * tree-cfg.c (dump_function_to_file): Be prepared for functions
13319 without DECL_STRUCT_FUNCTION initialized.
13321 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
13323 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
13324 due to calls to functions taking pointers as parameters.
13326 2007-02-19 Richard Henderson <rth@redhat.com>
13329 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
13332 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
13334 * config/s390/s390.c (s390_call_saved_register_used,
13335 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
13336 accessed to the new scheme.
13338 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
13340 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
13341 (cris_print_index, cris_print_operand, cris_print_operand_address)
13342 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
13343 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
13344 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
13345 GET_CODE () == xxx.
13346 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
13347 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
13348 GO_IF_LEGITIMATE_ADDRESS): Ditto.
13349 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
13350 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
13351 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
13352 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
13353 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
13354 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
13355 (uminsi3, call, call_value): Ditto.
13356 (define_split: indir_to_reg_split, unnamed): Ditto.
13358 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
13360 PR tree-optimization/30975
13361 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
13364 2007-02-18 Eric Christopher <echristo@gmail.com>
13366 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
13367 Remove use of arglist.
13368 (mips_expand_builtin): Remove use of arglist, pass in expr.
13369 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
13370 (mips_expand_builtin_movtf): Ditto.
13371 (mips_expand_builtin_compare): Ditto.
13373 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
13375 * tree-sra.c (sra_build_assignment): Replace assertion
13376 checking with a comment explaining why it can't be done.
13378 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
13380 PR middle-end/30833
13381 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
13382 during CALL_EXPR representation conversion.
13383 * tree-ssa-propagate.c (set_rhs): Likewise.
13385 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
13387 * tree-sra.c (sra_build_assignment): Disable assertion checking
13390 2007-02-18 Roger Sayle <roger@eyesopen.com>
13392 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
13393 instead of calling build2 with a GIMPLE_MODIFY_STMT.
13394 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
13396 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
13397 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
13398 gimplify_init_ctor_eval_range, gimple_push_cleanup,
13399 gimplify_omp_for, gimplify_omp_atomic_pipeline,
13400 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
13401 force_gimple_operand): Likewise.
13402 * ipa-cp.c (constant_val_insert): Likewise.
13403 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
13404 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
13405 perfect_nestify): Likewise.
13406 * langhooks.c (lhd_omp_assignment): Likewise.
13407 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
13408 lower_copyprivate_clauses, lower_send_clauses,
13409 lower_send_shared_vars, expand_parallel_call,
13410 expand_omp_for_generic, expand_omp_for_static_nochunk,
13411 expand_omp_for_static_chunk, expand_omp_sections,
13412 lower_omp_single_copy, lower_omp_for_lastprivate,
13413 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
13414 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
13415 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
13418 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
13420 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
13421 config/sh/sh.md: Follow spelling conventions.
13423 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
13424 config/frv/predicates.md: Follow spelling conventions.
13426 * config/m68k/linux-unwind.h: Fix a comment typo.
13427 * target.h: Follow spelling conventions.
13429 2007-02-18 Roger Sayle <roger@eyesopen.com>
13431 PR rtl-optimization/28173
13432 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
13433 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
13434 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
13435 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
13436 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
13438 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13440 * builtins.c (fold_builtin_load_exponent): New.
13441 (fold_builtin_2): Use it.
13443 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
13445 PR rtl-optimization/30773
13446 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
13447 if we fail to attach a REG_EQUIV note.
13449 2007-02-18 David Edelsohn <edelsohn@gnu.org>
13450 Roger Sayle <roger@eyesopen.com>
13452 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
13454 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
13456 * calls.c (initialize_argument_information): Pass original EXP
13457 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
13458 code to split complex arguments here, as part of initializing the
13460 (expand_call): Remove code that builds a list of arguments and
13461 inserts implicit arguments into it. Instead, just count how many
13462 implicit arguments there will be so we can determine the size of
13463 the ARGS array, and let initialize_argument_information do the work.
13464 (split_complex_values): Delete unused function.
13466 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
13468 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
13470 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
13472 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
13473 for arg pointer based indexed addressing.
13475 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
13477 * config/ia64/ia64.h, config/ia64/ia64.md,
13478 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
13479 spelling conventions.
13481 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13483 * config/m68k/m68k.c (split_di): New.
13484 * config/m68k/m68k-protos.h: Declare split_di.
13485 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
13486 Improve predicate handling and split constant shifts.
13488 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13490 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
13491 parameter for register bitfield operations, general predicates
13494 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13496 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
13497 * config/m68k/linux-unwind.h: New file.
13499 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
13501 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
13502 config/i386/athlon.md, config/ia64/ia64.md,
13503 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
13504 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
13505 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
13506 tree-ssa-loop-niter.c, tree-vect-analyze.c,
13507 tree-vect-transform.c: Fix comment typos.
13509 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
13511 * sched-deps.c (find_insn_list): Remove.
13512 * sched-int.h: Remove the prototype for find_insn_list.
13514 2007-02-16 Geoffrey Keating <geoffk@apple.com>
13516 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
13518 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
13519 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
13520 darwin_rs6000_override_options.
13521 (C_COMMON_OVERRIDE_OPTIONS): Expect
13522 darwin_macosx_version_min to be non-NULL always.
13523 (TARGET_C99_FUNCTIONS): Likewise.
13524 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
13525 (DARWIN_MINVERSION_SPEC): New.
13526 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
13527 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
13529 (DARWIN_MINVERSION_SPEC): New.
13530 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
13532 * config/darwin-c.c (darwin_cpp_builtins): Expect
13533 darwin_macosx_version_min to be non-NULL always.
13535 * config/rs6000/rs6000.c: Clean up trailing whitespace.
13537 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
13539 * config/i386/i386.h (x86_use_xchgb): New.
13540 (TARGET_USE_XCHGB): New macro.
13541 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
13542 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
13543 Split after reload into bswaphi for shifts of 8.
13544 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
13545 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
13546 or when optimizing for size.
13548 2007-02-16 Richard Guenther <rguenther@suse.de>
13549 Christian Bruel <christian.bruel@st.com>
13551 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
13552 DECLs but prefer SSA_NAMEs over DECLs.
13554 2007-02-16 Richard Guenther <rguenther@suse.de>
13556 * tree-flow-inline.h (single_imm_use_p): Remove.
13557 (zero_imm_uses_p): Likewise.
13558 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
13559 instead of single_imm_use_p.
13560 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
13563 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13566 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
13567 nested double- and backquotes.
13569 2007-02-15 Roger Sayle <roger@eyesopen.com>
13571 PR middle-end/30391
13572 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
13573 should be unreachable.
13574 (build2_stat): Allow construction of MODIFY_EXPR at any time.
13575 For the time being redirect GIMPLE_MODIFY_STMT to the new
13576 (renamed) build_gimple_modify_stmt_stat.
13577 (build2_gimple_stat): Rename to...
13578 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
13579 Always build a GIMPLE_MODIFY_STMT node.
13580 * tree.h (build2_gimple, build2_gimple_stat): Delete.
13581 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
13584 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
13585 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
13586 * tree-complex.c (set_component_ssa_name, expand_complex_move,
13587 expand_complex_div_wide): Likewise.
13588 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
13589 * tree-ssa-loop-im.c (schedule_sm): Likewise.
13590 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
13591 * tree-ssa-loop-manip.c (create_iv): Likewise.
13592 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
13593 abs_replacement): Likewise.
13594 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
13595 realify_fake_stores): Likewise.
13597 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
13598 node rather than a GIMPLE_MODIFY_STMT node.
13599 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
13600 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
13602 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
13603 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
13604 GIMPLE_MODIFY_STMT.
13606 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13608 PR middle-end/30433
13609 * fold-const.c (fold_comparison): Add back the
13610 folding of constant complex comparisions.
13612 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13614 PR middle-end/30729
13615 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
13616 effects unknown to this function, return early.
13618 2007-02-15 Ian Lance Taylor <iant@google.com>
13620 * lower-subreg.c (move_eh_region_note): New static function.
13621 (resolve_simple_move): Call it.
13622 (decompose_multiword_subregs): Track blocks for which we resolve a
13623 simple move which is also a control flow insn. Pass them to
13624 find_many_sub_basic_blocks.
13625 (pass_lower_subreg): Add TODO_verify_flow.
13626 (pass_lower_subreg2): Likewise.
13628 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13629 Brooks Moses <brooks.moses@codesourcery.com>
13630 Lee Millward <lee.millward@codesourcery.com>
13632 * tree.h (enum tree_code_class): Add tcc_vl_exp.
13633 (VL_EXP_CLASS_P): New.
13634 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
13636 (TREE_OPERAND_CHECK_CODE): Likewise.
13637 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
13638 (TREE_RTL_OPERAND_CHECK): Likewise.
13639 (tree_operand_check_failed): Make second parameter the whole tree
13640 instead of its code. Fixed callers.
13641 (VL_EXP_CHECK): New.
13642 (TREE_OPERAND_LENGTH): New.
13643 (VL_EXP_OPERAND_LENGTH): New.
13644 (CALL_EXPR_FN): New.
13645 (CALL_EXPR_STATIC_CHAIN): New.
13646 (CALL_EXPR_ARGS): New.
13647 (CALL_EXPR_ARG): New.
13648 (call_expr_nargs): New.
13649 (CALL_EXPR_ARGP): New.
13650 (build_nt_call_list): Declare.
13651 (build_vl_exp_stat): Declare.
13652 (build_vl_exp): New.
13653 (build_call_list): Declare.
13654 (build_call_nary): Declare.
13655 (build_call_valist): Declare.
13656 (build_call_array): Declare.
13657 (call_expr_arg): Declare.
13658 (call_expr_argp): Declare.
13659 (call_expr_arglist): Declare.
13660 (fold_build_call_list): Declare.
13661 (fold_build_call_list_initializer): Declare.
13662 (fold_call_expr): Declare to replace fold_builtin.
13663 (fold_builtin_fputs): Update to agree with modified definition.
13664 (fold_builtin_strcpy): Likewise.
13665 (fold_builtin_strncpy): Likewise.
13666 (fold_builtin_memory_chk): Likewise.
13667 (fold_builtin_stxcpy_chk): Likewise.
13668 (fold_builtin_strncpy_chk): Likewise.
13669 (fold_builtin_next_arg): Likewise.
13670 (fold_build_call_expr): Declare.
13671 (fold_builtin_call_list): Declare.
13672 (fold_builtin_call_valist): Declare.
13673 (build_call_expr): Declare.
13674 (validate_arglist): Update to agree with modified definition.
13675 (tree_operand_length): New.
13676 (call_expr_arg_iterator): New.
13677 (init_call_expr_arg_iterator): New.
13678 (next_call_expr_arg): New.
13679 (first_call_expr_arg): New.
13680 (more_call_expr_args_p): New.
13681 (FOR_EACH_CALL_EXPR_ARG): New.
13683 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
13684 and tcc_gimple_stmt.
13685 (tree_code_size): Update documentation. Use sizeof (tree) rather
13686 than sizeof (char *).
13687 (tree_size): Likewise. Add case for tcc_vl_exp.
13688 (tree_node_structure): Add case for tcc_vl_exp.
13689 (contains_placeholder_p): Likewise.
13690 (substitute_in_expr): Likewise.
13691 (substitute_placeholder_in_expr): Likewise.
13692 (stabilize_reference_1): Likewise.
13693 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
13694 to diagnose breakage of this interface for constructing CALL_EXPRs.
13695 (build_nt): Add similar assertion here.
13696 (build_nt_call_list): New.
13697 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
13698 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
13700 (get_callee_fndecl): Use new CALL_EXPR accessors.
13701 (tree_operand_check_failed): Change parameters to pass entire node
13702 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
13703 (process_call_operands): New.
13704 (build_vl_exp_stat): New.
13705 (build_call_list): New.
13706 (build_call_nary): New.
13707 (build_call_valist): New.
13708 (build_call_array): New.
13709 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13710 (call_expr_arglist): New.
13712 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
13713 tcc_vl_exp instead of a fixed-size tcc_expression.
13715 * doc/c-tree.texi (CALL_EXPR): Document new representation and
13716 accessors for CALL_EXPRs.
13717 (AGGR_INIT_EXPR): Likewise.
13719 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13720 Brooks Moses <brooks.moses@codesourcery.com>
13721 Lee Millward <lee.millward@codesourcery.com>
13723 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
13724 (expand_builtin_nonlocal_goto): Change parameter to be entire
13725 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
13726 (expand_builtin_prefetch): Likewise.
13727 (expand_builtin_classify_type): Likewise.
13728 (mathfn_built_in): Return NULL_TREE instead of 0.
13729 (expand_errno_check): Use new CALL_EXPR accessors.
13730 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
13731 Return NULL_RTX instead of 0.
13732 (expand_builtin_mathfn_2): Likewise.
13733 (expand_builtin_mathfn_3): Likewise.
13734 (expand_builtin_interclass_mathfn): Likewise.
13735 (expand_builtin_sincos): Likewise.
13736 (expand_builtin_cexpi): Likewise.
13737 (expand_builtin_int_roundingfn): Likewise.
13738 (expand_builtin_int_roundingfn_2): Likewise.
13739 (expand_builtin_pow): Likewise.
13740 (expand_builtin_powi): Likewise.
13741 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
13742 of arglist, fixing callers appropriately. Use new CALL_EXPR
13743 accessors and constructors. Return NULL_RTX instead of 0.
13744 (expand_builtin_strstr): Likewise.
13745 (expand_builtin_strchr): Likewise.
13746 (expand_builtin_strrchr): Likewise.
13747 (expand_builtin_strpbrk): Likewise.
13748 (expand_builtin_memcpy): Likewise.
13749 (expand_builtin_mempcpy): Likewise.
13750 (expand_builtin_mempcpy_args): New.
13751 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
13752 (expand_builtin_memmove_args): New.
13753 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
13754 (expand_movstr): Likewise.
13755 (expand_builtin_strcpy): Likewise.
13756 (expand_builtin_strcpy_args): New.
13757 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
13758 (expand_builtin_strncpy): Likewise.
13759 (expand_builtin_memset): Likewise.
13760 (expand_builtin_memset_args): New.
13761 (expand_builtin_bzero): Similarly to expand_builtin_memset.
13762 (expand_builtin_memcmp): Likewise.
13763 (expand_builtin_strcmp): Likewise.
13764 (expand_builtin_strncmp): Likewise.
13765 (expand_builtin_strcat): Likewise.
13766 (expand_builtin_strncat): Likewise.
13767 (expand_builtin_strspn): Likewise.
13768 (expand_builtin_strcspn): Likewise.
13769 (expand_builtin_args_info): Likewise.
13770 (expand_builtin_va_start): Likewise.
13771 (gimplify_va_arg_expr): Likewise.
13772 (expand_builtin_va_end): Likewise.
13773 (expand_builtin_va_copy): Likewise.
13774 (expand_builtin_frame_address): Likewise.
13775 (expand_builtin_alloca): Likewise.
13776 (expand_builtin_bswap): Likewise.
13777 (expand_builtin_unop): Likewise.
13778 (expand_builtin_fputs): Likewise.
13779 (expand_builtin_expect): Likewise.
13780 (expand_builtin_fabs): Likewise.
13781 (expand_builtin_copysign): Likewise.
13782 (expand_builtin_printf): Likewise.
13783 (expand_builtin_fprintf): Likewise.
13784 (expand_builtin_sprintf): Likewise.
13785 (expand_builtin_init_trampoline): Likewise.
13786 (expand_builtin_signbit): Likewise.
13787 (expand_builtin_fork_or_exec): Likewise.
13788 (expand_builtin_sync_operation): Likewise.
13789 (expand_builtin_compare_and_swap): Likewise.
13790 (expand_builtin_lock_test_and_set): Likewise.
13791 (expand_builtin_lock_release): Likewise.
13792 (expand_builtin): Likewise.
13793 (builtin_mathfn_code): Likewise.
13795 (fold_builtin_constant_p): Pass call arguments individually instead
13796 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13797 accessors and constructors. Return NULL_TREE instead of 0.
13798 (fold_builtin_expect): Likewise.
13799 (fold_builtin_classify_type): Likewise.
13800 (fold_builtin_strlen): Likewise.
13801 (fold_builtin_nan): Likewise.
13802 (integer_valued_real_p): Likewise.
13803 (fold_trunc_transparent_mathfn): Likewise.
13804 (fold_fixed_mathfn): Likewise.
13805 (fold_builtin_cabs): Likewise.
13806 (fold_builtin_sqrt): Likewise.
13807 (fold_builtin_cbrt): Likewise.
13808 (fold_builtin_cos): Likewise.
13809 (fold_builtin_cosh): Likewise.
13810 (fold_builtin_tan): Likewise.
13811 (fold_builtin_sincos): Likewise.
13812 (fold_builtin_cexp): Likewise.
13813 (fold_builtin_trunc): Likewise.
13814 (fold_builtin_floor): Likewise.
13815 (fold_builtin_ceil): Likewise.
13816 (fold_builtin_round): Likewise.
13817 (fold_builtin_int_roundingfn): Likewise.
13818 (fold_builtin_bitop): Likewise.
13819 (fold_builtin_bswap): Likewise.
13820 (fold_builtin_logarithm): Likewise.
13821 (fold_builtin_hypot): Likewise.
13822 (fold_builtin_pow): Likewise.
13823 (fold_builtin_powi): Likewise.
13824 (fold_builtin_exponent): Likewise.
13825 (fold_builtin_memset): Likewise.
13826 (fold_builtin_bzero): Likewise.
13827 (fold_builtin_memory_op): Likewise.
13828 (fold_builtin_bcopy): Deleted; call site changed to invoke
13829 fold_builtin_memory_op directly.
13830 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
13831 (fold_builtin_strncpy): Likewise.
13832 (fold_builtin_memcmp): Likewise.
13833 (fold_builtin_strcmp): Likewise.
13834 (fold_builtin_strncmp): Likewise.
13835 (fold_builtin_signbit): Likewise.
13836 (fold_builtin_copysign): Likewise.
13837 (fold_builtin_isascii): Likewise.
13838 (fold_builtin_toascii): Likewise.
13839 (fold_builtin_isdigit): Likewise.
13840 (fold_builtin_fabs): Likewise.
13841 (fold_builtin_abs): Likewise.
13842 (fold_builtin_fmin_fmax): Likewise.
13843 (fold_builtin_carg): Likewise.
13844 (fold_builtin_classify): Likewise.
13845 (fold_builtin_unordered_cmp): Likewise.
13847 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
13848 New functions split out from fold_builtin_1.
13849 (fold_builtin_n): New.
13850 (fold_builtin_varargs): New.
13851 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
13853 (fold_call_expr): New.
13854 (build_function_call_expr): Rewrite to use new helper function.
13855 (fold_builtin_call_list): New.
13856 (build_call_expr): New.
13857 (fold_builtin_call_valist): New.
13858 (rewrite_call_expr): New.
13859 (validate_arg): New.
13860 (validate_arglist): Change parameter to be entire CALL_EXPR instead
13861 of an arglist. Change return type to bool. Use new CALL_EXPR
13864 (fold_builtin_strstr): Pass call arguments individually instead
13865 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13866 accessors and constructors. Return NULL_TREE instead of 0.
13867 (fold_builtin_strchr): Likewise.
13868 (fold_builtin_strrchr): Likewise.
13869 (fold_builtin_strpbrk): Likewise.
13870 (fold_builtin_strcat): Likewise.
13871 (fold_builtin_strncat): Likewise.
13872 (fold_builtin_strspn): Likewise.
13873 (fold_builtin_strcspn): Likewise.
13874 (fold_builtin_fputs): Likewise.
13875 (fold_builtin_next_arg): Likewise.
13876 (fold_builtin_sprintf): Likewise.
13878 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
13879 NULL_RTX instead of 0.
13880 (expand_builtin_memory_chk): Likewise.
13881 (maybe_emit_chk_warning): Likewise.
13882 (maybe_emit_sprintf_chk_warning): Likewise.
13884 (fold_builtin_object_size): Pass call arguments individually instead
13885 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13886 accessors and constructors. Return NULL_TREE instead of 0.
13887 (fold_builtin_memory_chk): Likewise.
13888 (fold_builtin_stxcpy_chk): Likewise.
13889 (fold_builtin_strncpy_chk): Likewise.
13890 (fold_builtin_strcat_chk): Likewise.
13891 (fold_builtin_strcat_chk): Likewise.
13892 (fold_builtin_strncat_chk): Likewise.
13893 (fold_builtin_sprintf_chk): Likewise.
13894 (fold_builtin_snprintf_chk): Likewise.
13895 (fold_builtin_printf): Likewise.
13896 (fold_builtin_vprintf): Likewise.
13898 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
13900 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
13901 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13902 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
13903 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
13904 (fold_unary): Likewise.
13905 (fold_binary): Likewise.
13906 (fold_ternary): Remove CALL_EXPR case, since they are no longer
13907 ternary expressions.
13908 (fold): Add logic for tcc_vl_exp.
13909 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
13910 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13911 (fold_build3_stat): Add assertion to flag broken interface for
13912 constructing CALL_EXPRs.
13913 (fold_build_call_list): New.
13914 (fold_build_call_list_initializer): New.
13915 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
13917 (fold_strip_sign_ops): Likewise.
13919 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13920 Brooks Moses <brooks.moses@codesourcery.com>
13921 Lee Millward <lee.millward@codesourcery.com>
13923 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
13924 accessors and dump arguments explicitly.
13926 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
13928 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
13930 (print_call_name): Use new CALL_EXPR accessors.
13932 * print-tree.c (print_node): Add case tcc_vl_exp. Print
13933 CALL_EXPR arguments explicitly instead of as a list. Use
13934 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13936 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
13937 (vrp_visit_stmt): Likewise.
13939 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
13940 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
13942 (force_move_till_expr): Likewise.
13944 * targhooks.c (default_external_stack_protect_fail): Use
13945 build_call_expr instead of build_function_call_expr.
13946 (default_hidden_stack_protect_fail): Likewise.
13948 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
13951 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
13952 and walk arguments explicitly.
13954 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
13955 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13956 (expand_simple_operations): Likewise.
13957 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
13959 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
13960 of TREE_CODE_LENGTH.
13961 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
13963 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
13964 instead of TREE_CODE_LENGTH.
13966 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
13967 (tree_ic_transform): Likewise.
13968 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
13969 parameter instead of arglist. Fix callers.
13970 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
13971 (tree_stringops_transform): Likewise.
13972 (tree_indirect_call_to_profile): Likewise.
13973 (tree_stringops_values_to_profile): Likewise.
13975 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
13976 (eliminate_tail_call): Likewise.
13978 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
13980 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
13981 Use TREE_OPERAND_LENGTH and generalize to handle any number of
13983 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
13985 * omp-low.c (build_omp_barrier): Use build_call_expr.
13986 (lower_rec_input_clauses): Likewise.
13987 (lower_reduction_clauses): Likewise.
13988 (expand_parallel_call): Likewise.
13989 (maybe_catch_exception): Likewise.
13990 (expand_omp_for_generic): Likewise.
13991 (expand_omp_for_static_nochunk): Likewise.
13992 (expand_omp_sections): Likewise.
13993 (lower_omp_single_simple): Likewise.
13994 (lower_omp_single_copy): Likewise.
13995 (lower_omp_master): Likewise.
13996 (lower_omp_ordered): Likewise.
13997 (lower_omp_critical): Likewise.
13999 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
14000 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
14002 * tree-gimple.c (is_gimple_call_addr): Fix doc.
14003 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
14004 TREE_CODE_LENGTH. Add tcc_vl_exp case.
14006 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
14007 and generalize to handle any number of operands.
14008 (chrec_contains_undetermined): Likewise.
14009 (tree_contains_chrecs): Likewise.
14010 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
14012 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
14014 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
14015 fold_call_expr instead of fold_builtin.
14016 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
14017 match declarations there.
14018 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
14021 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
14022 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14024 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
14025 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
14027 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
14030 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
14031 (execute_cse_sincos): Use new CALL_EXPR accessors.
14033 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
14035 * gimple-low.c (lower_function_body): Use build_call_expr.
14036 (lower_builtin_setjmp): Likewise.
14038 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
14039 (set_storage_via_libcall): Likewise.
14040 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
14041 instead of TREE_CODE_LENGTH.
14042 (expand_expr_real_1): Use new CALL_EXPR accessors.
14044 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
14045 generalize to handle any number of operands.
14046 (TB_parent_eq): Likewise.
14048 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
14049 (strip_builtin_expect): Likewise.
14051 * function.c (gimplify_parameters): Use build_call_expr.
14053 * tree-vectorizer.c (vect_is_simple_reduction): Use
14054 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14056 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
14057 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
14059 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
14062 * gimplify.c (build_stack_save_restore): Use build_call_expr.
14063 (gimplify_decl_expr): Likewise.
14064 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
14065 Use new CALL_EXPR iterators.
14066 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
14067 (gimplify_modify_expr_to_memset): Likewise.
14068 (gimplify_variable_sized_compare): Likewise.
14069 (gimplify_omp_atomic_fetch_op): Likewise.
14070 (gimplify_omp_atomic_pipeline): Likewise.
14071 (gimplify_omp_atomic_mutex): Likewise.
14072 (gimplify_function_tree): Likewise.
14074 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
14075 (call_expr_flags): Likewise.
14076 (expand_call): Likewise.
14078 * except.c (expand_builtin_eh_return_data_regno): Pass entire
14079 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
14082 * coverage.c (create_coverage): Use build_call_expr.
14084 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
14085 (temp_call_expr_obstack): New.
14086 (pool_copy_list): Delete.
14087 (temp_copy_call_expr): New.
14088 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
14089 CALL_EXPR accessors. Get rid of special goo for copying argument
14090 lists and use temp_copy_call_expr instead.
14091 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
14092 CALL_EXPR accessors.
14093 (create_expression_by_pieces): Likewise. Use build_call_array
14094 to construct the result instead of fold_build3.
14095 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
14096 dealing with argument lists.
14097 (init_pre): Remove references to expression_node_pool and
14098 list_node_pool. Init temp_call_expr_obstack instead.
14099 (fini_pre): Remove references to expression_node_pool and
14102 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
14103 and walk arguments explicitly instead of as a list.
14105 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
14106 (mx_register_decls): Likewise.
14107 (mudflap_register_call): Likewise.
14108 (mudflap_finish_file): Likewise.
14110 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
14111 (ipa_callsite_compute_param): Likewise.
14113 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
14114 accessors and constructor.
14116 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
14117 accessors and constructor.
14118 (convert_tramp_reference): Likewise.
14119 (convert_call_expr): Likewise.
14120 (finalize_nesting_tree_1): Likewise.
14122 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
14125 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
14127 * tree-inline.c (initialize_inlined_parameters): Pass entire
14128 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
14130 (estimate_num_insns_1): Use new CALL_EXPR accessors.
14131 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
14133 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
14134 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14135 (vectorizable_reduction): Likewise.
14136 (vectorizable_call): Use new CALL_EXPR iterators.
14137 (vectorizable_conversion): Use build_call_expr.
14138 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
14139 (vect_gen_widened_results_half): Use build_call_expr.
14140 (vect_setup_realignment): Likewise.
14141 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
14143 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
14144 (pass_through_call): Likewise.
14145 (compute_object_sizes): Likewise. Use fold_call_expr instead of
14148 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
14149 (tree_gen_pow2_profiler): Likewise.
14150 (tree_gen_one_value_profiler): Likewise.
14151 (tree_gen_ic_func_profiler): Likewise.
14152 (tree_gen_average_profiler): Likewise.
14153 (tree_gen_ior_profiler): Likewise.
14155 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
14156 (find_func_aliases): Use new CALL_EXPR accessors. Add case
14157 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14159 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
14160 of TREE_CODE_LENGTH.
14162 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
14163 of TREE_CODE_LENGTH.
14165 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
14167 (convert_to_integer): Likewise.
14169 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
14172 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14173 Brooks Moses <brooks.moses@codesourcery.com>
14174 Lee Millward <lee.millward@codesourcery.com>
14176 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
14178 * config/frv/frv.c (frv_expand_builtin): Likewise.
14179 * config/s390/s390.c (s390_expand_builtin): Likewise.
14181 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
14182 (sparc_expand_builtin): Use new CALL_EXPR accessors.
14184 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
14185 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
14186 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
14187 (ix86_expand_store_builtin): Likewise.
14188 (ix86_expand_unop_builtin): Likewise.
14189 (ix86_expand_unop1_builtin): Likewise.
14190 (ix86_expand_sse_compare): Likewise.
14191 (ix86_expand_sse_comi): Likewise.
14192 (ix86_expand_vec_init_builtin): Likewise.
14193 (ix86_expand_vec_ext_builtin): Likewise.
14194 (ix86_expand_vec_set_builtin): Likewise.
14195 (ix86_expand_builtin): Use new CALL_EXPR accessors.
14197 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
14198 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
14200 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
14201 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
14202 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
14204 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
14206 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
14207 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
14208 arglist. Use new CALL_EXPR accessors. Fix callers.
14209 (altivec_expand_abs_builtin): Likewise.
14210 (rs6000_expand_binop_builtin): Likewise.
14211 (altivec_expand_predicate_builtin): Likewise.
14212 (altivec_expand_lv_builtin): Likewise.
14213 (spe_expand_stv_builtin): Likewise.
14214 (altivec_expand_stv_builtin): Likewise.
14215 (rs6000_expand_ternop_builtin): Likewise.
14216 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
14217 (altivec_expand_st_builtin): Likewise.
14218 (altivec_expand_dst_builtin): Likewise.
14219 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
14220 arglist. Use new CALL_EXPR accessors. Fix callers.
14221 (altivec_expand_vec_set_builtin): Likewise.
14222 (altivec_expand_vec_ext_builtin): Likewise.
14223 (altivec_expand_builtin): Use new CALL_EXPR accessors.
14224 (spe_expand_builtin): Likewise.
14225 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
14226 arglist. Use new CALL_EXPR accessors. Fix callers.
14227 (spe_expand_evsel_builtin): Likewise.
14228 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
14229 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
14231 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
14232 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
14233 (arm_expand_unop_builtin): Likewise.
14234 (arm_expand_builtin): Use new CALL_EXPR accessors.
14236 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
14239 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
14240 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
14242 (bfin_expand_unop_builtin): Likewise.
14243 (bfin_expand_builtin): Use new CALL_EXPR accessors.
14245 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14246 Brooks Moses <brooks.moses@codesourcery.com>
14247 Lee Millward <lee.millward@codesourcery.com>
14249 * c-semantics.c (build_stmt): Add internal diagnostic check.
14251 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
14252 accessors. Print arguments explicitly instead of as a list.
14254 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
14256 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
14257 (c_finish_omp_flish): Likewise.
14259 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
14260 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
14261 instead of TREE_CODE_LENGTH.
14262 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
14263 (c_warn_unused_result): Likewise.
14265 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14268 * doc/invoke.texi (Warning Options): Remove
14269 -Werror-implicit-function-declaration.
14270 (Wimplicit-function-declaration): Update description.
14271 * opts.c (common_handle_option): Move handling of -Werror=* to...
14272 (enable_warning_as_error): ...here.
14273 * opts.h (enable_warning_as_error): Declare.
14274 * c-decl.c (implicit_decl_warning): Unless
14275 -Wno-implicit-function-declaration is given, emit a pedwarn if
14276 -std=c99 or emit a warning if -Wimplicit-function-declaration.
14277 * c.opt (Wimplicit-function-declaration): Replace
14278 mesg_implicit_function_declaration with
14279 warn_implicit_function_declaration.
14280 * c-opts.c (c_common_handle_option):
14281 -Werror-implicit-function-declaration is exactly equal as
14282 -Werror=implicit-function-declaration.
14283 (set_Wimplicit): Replace mesg_implicit_function_declaration with
14284 warn_implicit_function_declaration.
14285 (c_common_post_options): -Wimplict-function-declaration is enabled
14286 by default by -std=c99, otherwise is disabled by default.
14287 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
14289 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
14291 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
14292 DECL on the rhs to a DECL on the lhs for debug info purposes if the
14293 former is ignored but not the latter.
14295 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
14297 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
14298 is made and the reference doesn't use the alias set of its type,
14299 do not create the temporary using that type.
14301 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
14303 * jump.c: Remove prototypes for delete_computation and
14304 delete_prior_computation.
14306 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
14308 * jump.c (get_label_after): Delete.
14309 (get_label_before, delete_computation, delete_jump,
14310 delete_prior_computation, follow_jumps): Move...
14311 * reorg.c (delete_computation, delete_prior_computation): ... here...
14312 (get_label_before, delete_jump): ... making these static ...
14313 (follow_jumps): ... and simplifying this since it only runs after
14315 * rtl.h (get_label_after, get_label_before, delete_jump,
14316 follow_jumps): Delete prototypes.
14318 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
14320 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
14322 2007-02-15 Nick Clifton <nickc@redhat.com>
14324 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
14325 order to prevent it from being munged by the target.
14327 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
14329 * config/i386/i386.md: Remove misleading comment.
14331 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14333 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
14334 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
14337 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14339 * tree-sra.c (instantiate_missing_elements): Canonicalize
14341 (sra_build_assignment): New.
14342 (generate_copy_inout, generate_element_copy,
14343 generate_element_zero, generate_one_element_init): Use it.
14345 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14347 * tree-sra.c (instantiate_missing_elements): Canonicalize
14349 (sra_build_assignment): New.
14350 (generate_copy_inout, generate_element_copy,
14351 generate_element_zero, generate_one_element_init): Use it.
14353 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14355 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
14358 2007-02-14 Joseph Myers <joseph@codesourcery.com>
14360 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
14361 types as aggregates not scalars.
14362 * function.c (assign_stack_temp_for_type): Likewise.
14364 2007-02-14 Roger Sayle <roger@eyesopen.com>
14365 Zdenek Dvorak <dvorakz@suse.cz>
14367 * tree-dump.c (dump_switch_p_1): Require exact match of the option
14370 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
14372 * passes.c (next_pass_1): Clear the next field of the copied
14375 2007-02-14 Richard Henderson <rth@redhat.com>
14377 * tree-sra.c (early_sra): New.
14378 (decl_can_be_decomposed_p): Deny va_list if early_sra.
14379 (tree_sra_early, pass_sra_early): New.
14380 * tree-pass.h (pass_sra_early): Declare.
14381 * passes.c (init_optimization_passes): Use it.
14383 2007-02-14 Richard Guenther <rguenther@suse.de>
14385 * flags.h (issue_strict_overflow_warning): Convert to a macro.
14387 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
14389 PR tree-optimization/30771
14390 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
14392 (vect_analyze_operations): Induction phis can now be marked as
14394 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
14395 Update documentation accordingly.
14397 2007-02-14 Nick Clifton <nickc@redhat.com>
14399 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
14400 most 3 arguments are supported.
14401 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
14403 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
14405 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
14406 Ensure dst->current is valid.
14408 2007-02-13 Paul Brook <paul@codesourcery.com>
14410 * config.gcc: Add arm*-*-uclinux-*eabi.
14411 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
14412 (SUBTARGET_EXTRA_LINK_SPEC): Define.
14413 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
14414 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
14415 (LINK_SPEC): Define.
14416 (LIB_SPEC): Define.
14417 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
14419 * config/arm/uclinux-eabi.h: New file.
14420 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
14421 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
14424 2007-02-13 Ian Lance Taylor <iant@google.com>
14426 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
14427 * flags.h (warn_strict_overflow): Declare.
14428 (enum warn_strict_overflow_code): Define.
14429 (issue_strict_overflow_warning): New static inline function.
14430 * opts.c (warn_strict_overflow): New variable.
14431 (common_handle_option): Handle OPT_Wstrict_overflow and
14432 OPT_Wstrict_overflow_.
14433 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
14435 * fold-const.c: Include intl.h.
14436 (fold_deferring_overflow_warnings): New static variable.
14437 (fold_deferred_overflow_warning): New static variable.
14438 (fold_deferred_overflow_code): New static variable.
14439 (fold_defer_overflow_warnings): New function.
14440 (fold_undefer_overflow_warnings): New function.
14441 (fold_undefer_and_ignore_overflow_warnings): New function.
14442 (fold_deferring_overflow_warnings_p): New function.
14443 (fold_overflow_warning): New static function.
14444 (make_range): Add strict_overflow_p parameter. Change all
14446 (extract_muldiv, extract_muldiv_1): Likewise.
14447 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
14448 tree_expr_nonnegative_p.
14449 (fold_negate_expr): Call fold_overflow_warning.
14450 (fold_range_test): Likewise.
14451 (fold_comparison): Likewise.
14452 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
14453 instead of tree_expr_nonnegative_p.
14454 (tree_expr_nonnegative_warnv_p): Rename from
14455 tree_expr_nonnegative_p, add strict_overflow_p parameter.
14456 (tree_expr_nonnegative_p): New function.
14457 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
14458 strict_overflow_p parameter.
14459 (tree_expr_nonzero_p): New function.
14460 * passes.c (verify_interpass_invariants): New static function.
14461 (execute_one_pass): Call it.
14462 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
14464 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
14465 (estimate_numbers_of_iterations): Likewise.
14466 (scev_probably_wraps_p): Likewise.
14467 * tree-ssa-ccp.c: Include "toplev.h".
14468 (evaluate_stmt): Defer fold overflow warnings until we know we are
14470 (struct fold_stmt_r_data): Add stmt field.
14471 (fold_stmt_r): Defer fold overflow warnings until we know we
14473 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
14474 (fold_stmt_inplace): Likewise.
14475 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
14476 (cleanup_control_expr_graph): Defer fold overflow warnings until
14477 we know we are going to optimize.
14478 * tree-cfg.c (fold_cond_expr_cond): Likewise.
14479 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
14481 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
14482 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
14483 * tree-ssa-loop-manip.c (create_iv): Likewise.
14484 * c-typeck.c (build_conditional_expr): Likewise.
14485 (build_binary_op): Likewise.
14486 * tree-vrp.c (vrp_expr_computes_nonzero): Call
14487 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
14488 (extract_range_from_unary_expr): Likewise.
14489 * simplify-rtx.c (simplify_const_relational_operation): Warn when
14490 assuming that signed overflow does not occur.
14491 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
14492 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
14493 (fold_defer_overflow_warnings): Declare.
14494 (fold_undefer_overflow_warnings): Declare.
14495 (fold_undefer_and_ignore_overflow_warnings): Declare.
14496 (fold_deferring_overflow_warnings_p): Declare.
14497 (tree_expr_nonzero_warnv_p): Declare.
14498 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
14499 of warning options.
14500 (Warning Options): Document -Wstrict-overflow.
14501 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
14502 (tree-ssa-ccp.o): Likewise.
14503 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
14504 (fold-const.o): Depend on intl.h.
14506 2007-02-13 Ian Lance Taylor <iant@google.com>
14508 PR middle-end/30751
14509 * lower-subreg.c (resolve_simple_move): Decompose subregs in
14512 2007-02-13 Stuart Hastings <stuart@apple.com>
14514 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
14516 2007-02-13 Richard Henderson <rth@redhat.com>
14518 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
14519 handled_component_p before looking for the indirect_ref.
14521 2007-02-13 Richard Henderson <rth@redhat.com>
14523 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
14524 remove flags clobber.
14525 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
14526 (bswaphi_lowpart): New.
14527 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
14528 remove TARGET_BSWAP test. Delete expander of the same name.
14530 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
14531 (expand_unop): Use them.
14533 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
14535 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
14536 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
14537 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
14538 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
14539 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
14540 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
14541 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
14542 assembler dialect choice from asm templates.
14544 2007-02-12 Richard Henderson <rth@redhat.com>
14546 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
14547 (fixuns_trunc<SSEMODEF>si2): Use it.
14548 * config/i386/sse.md (vec_setv4sf_0): Export.
14549 * config/i386/i386.c (ix86_build_const_vector): Export.
14550 (ix86_split_convert_uns_si_sse): Rename from
14551 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
14552 * config/i386/i386-protos.h: Update.
14554 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14557 * c-typeck.c (c_finish_return): Improve warning message.
14559 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14561 * alias.c (find_symbolic_term): Delete unused function.
14563 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
14565 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
14566 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
14567 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
14569 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
14571 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
14572 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
14573 the function, temporarily point the debug interface to the null one.
14575 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
14577 * dwarf2out.c (round_up_to_align): New static function.
14578 (field_byte_offset): Use it to round the offset.
14580 2007-02-12 Richard Henderson <rth@redhat.com>
14582 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
14583 (inswl_const): Export.
14585 2007-02-12 Richard Henderson <rth@redhat.com>
14587 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
14588 result mode of the libcall, convert back to outmode.
14590 2007-02-12 Roger Sayle <roger@eyesopen.com>
14592 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
14593 (bswapdi2): New define_expand to implement 32-bit implementation.
14595 2007-02-12 Nick Clifton <nickc@redhat.com>
14597 * doc/invoke.texi (Overall Options): Document --help=.
14598 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
14599 (cc1_options): Pass --help= on to cc1.
14600 (display_help): Add description of --help=.
14601 (process_command): Add code to handle --help=. Allow translated
14602 --help and --target-help switches to be passed on to compiler
14604 (main): Remove unused if statement.
14605 * opts.c (columns): Remove.
14606 (LEFT_COLUMN): Define.
14607 (wrap_help): Add columns argument.
14608 (print_filtered_help): Change parameters to be an include bitmask,
14609 an exclude bitmask, an any bitmask and the column width. Move the
14610 code to display the params list here. Add code to display the
14611 status of options rather than their descriptions if the quiet flag
14613 (print_specific_help): Change parameters to be an include bitmask,
14614 an exclude bitmask and an any bitmask. Move code to look up the
14615 column width here. Decide upon the title for an options listing.
14616 (common_handle_options): Add code to handle --help=. Adapt code
14617 for --help and --target-help to use the revised form of the
14618 print_specific_help function.
14619 (print_help): Delete.
14620 (print_param_help): Delete.
14621 (print_switch): Delete.
14622 * opts.h (cl_lang_count): Add prototype.
14623 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
14624 CL_MAX_OPTION_CLASS): New defines.
14625 * optc-gen.awk: Add construction of cl_lang_count.
14626 * c.opt: Add Warning attribute to warning options and Optimization
14627 attribute to optimization options.
14628 * common.opt: Likewise.
14630 Add -fhelp and -ftarget-help as aliases for the transformed --help
14631 and --target-help options.
14632 * opt-functions.awk: Add code to handle Warning and Optimization
14635 2007-02-12 Richard Henderson <rth@redhat.com>
14637 * config/alpha/constraints.md: New file.
14638 * config/alpha/alpha.c: Include tm-constrs.h.
14639 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
14640 alpha_extra_constraint): Remove.
14641 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
14642 * config/alpha/alpha-protos.h: Update.
14643 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
14644 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
14645 (EXTRA_CONSTRAINT): Remove.
14646 * config/alpha/alpha.md: Include constraints.md.
14647 (adddi splitter): Use satisfies_constraint_*.
14648 * config/alpha/predicates.md (add_operand): Likewise.
14649 (sext_add_operand, addition_operation): Likewise.
14651 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
14653 PR tree-optimization/29145
14654 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
14655 in our handling of restrict qualified pointers.
14657 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14660 * doc/invoke.texi (Wunused-value): Update description.
14661 (Wextra): Delete item.
14662 * opts.c (set_Wextra): Don't use the value of Wextra to set the
14663 value of Wunused-value.
14664 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
14665 (c_finish_stmt_expr): Don't check extra_warnings.
14666 (emit_side_effect_warnings): The caller is responsible to check
14669 2007-02-11 Roger Sayle <roger@eyesopen.com>
14670 Matt Thomas <matt@3am-software.com>
14672 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
14674 2007-02-11 Roger Sayle <roger@eyesopen.com>
14676 * simplify-rtx.c (simplify_relational_operation_1): Optimize
14677 comparisons of POPCOUNT against zero.
14678 (simplify_const_relational_operation): Likewise.
14680 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14682 * doc/invoke.texi (Wextra): Delete outdated paragraph.
14684 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14686 * dwarf2out.c (root_type): Delete unused function.
14688 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14690 * genattrtab.c (contained_in_p): Delete unused function.
14691 (write_expr_attr_cache): Likewise.
14693 2007-02-11 Jan Hubicka <jh@suse.cz>
14695 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
14698 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
14700 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
14701 to add the REG_EQ* note.
14702 * see.c (see_merge_one_use_extension): Likewise.
14703 * local-alloc.c (update_equiv_regs): Likewise. Also don't
14704 turn REG_EQUAL notes into REG_EQUIV notes if the target
14705 register may have more than one set.
14706 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
14707 * gcse.c (try_replace_reg): Likewise.
14708 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
14709 * calls.c (fixup_tail_calls): Likewise. Abort if there is
14710 more than one REG_EQUIV note.
14711 * reload1.c (gen_reload): Use set_unique_reg_note.
14713 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
14715 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
14716 (ix86_builtin_conversion): New function.
14718 2007-02-06 Mark Mitchell <mark@codesourcery.com>
14721 * tree.h (DECL_REPLACEABLE_P): New macro.
14722 * except.c (set_nothrow_function_flags): Likewise.
14724 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
14725 Ira Rosen <irar@il.ibm.com>
14726 Dorit Nuzman <dorit@il.ibm.com>
14728 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
14729 * targhooks.c (default_builtin_vectorized_conversion): New.
14730 * targhooks.h (default_builtin_vectorized_function): New declaration.
14731 * target.h (struct vectorize): Add builtin_conversion field.
14732 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
14733 stmt_vec_info_type value.
14734 (vectorizable_conversion): New declaration.
14735 * tree-vect-analyze.c (vect_analyze_operations): Add
14736 vectorizable_conversion call.
14737 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
14738 * tree-vect-transform.c (vectorizable_conversion): New function.
14739 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
14740 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
14742 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
14743 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
14744 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
14745 or ALTIVEC_BUILTIN_VCFSX.
14747 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14750 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
14751 CONST_DOUBLE and operand 0 is a hard register.
14752 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
14753 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
14754 is a hard floating-point register.
14756 2007-02-10 Richard Henderson <rth@redhat.com>
14757 Jakub Jelinek <jakub@redhat.com>
14758 Alexandre Oliva <aoliva@redhat.com>
14760 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
14761 * builtin-types.def (BT_WORD): Make unsigned.
14762 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
14763 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
14764 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
14765 * c-decl.c (grokdeclarator): Don't error if !have_tls.
14766 * c-parser.c (c_parser_omp_threadprivate): Likewise.
14767 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
14769 * expr.c (emutls_var_address): New.
14770 (expand_expr_real_1): Expand emulated tls.
14771 (expand_expr_addr_expr_1): Likewise.
14772 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
14773 * output.h (emutls_finish): Declare.
14774 * toplev.c (compile_file): Call it.
14775 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
14776 address before wrapping in CONST.
14777 * varasm.c (emutls_htab, emutls_object_type): New.
14778 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
14779 (get_emutls_object_name, get_emutls_object_type): New.
14780 (get_emutls_init_templ_addr, emutls_decl): New.
14781 (emutls_common_1, emutls_finish): New.
14782 (assemble_variable): When emulating tls, swap decls; generate
14783 constructor for the emutls objects.
14784 (do_assemble_alias): When emulating tls, swap decl and target name.
14785 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
14787 * varpool.c (decide_is_variable_needed): Look at force_output.
14788 Recurse for emulated tls.
14789 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
14790 with decide_is_variable_needed.
14791 * emutls.c: New file.
14792 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
14793 tls_object for real tls.
14795 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
14797 PR rtl-optimization/29599
14798 * reload1.c (eliminate_regs_in_insn): Take the destination
14799 mode into account when computing the offset.
14801 2007-02-09 Stuart Hastings <stuart@apple.com>
14802 Richard Henderson <rth@redhat.com>
14804 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
14805 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
14806 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
14807 fixuns_truncdfhi2): New.
14808 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
14809 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
14810 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
14811 (floatunssidf2): Allow nonimmediate source.
14812 * config/i386/sse.md (movdi_to_sse): New.
14813 (vec_concatv2di): Drop '*'.
14814 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
14815 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
14816 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
14818 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
14819 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
14820 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
14821 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
14822 (ix86_build_signbit_mask): Fix decl of v, refactor to call
14823 ix86_build_const_vector.
14824 (x86_emit_floatuns): Rewrite.
14826 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14828 * genautomata.c (longest_path_length): Delete unused function.
14829 (struct state): Delete unused longest_path_length.
14830 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
14831 (get_free_state): Delete unused.
14833 2007-02-09 Jan Hubicka <jh@suse.cz>
14835 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
14836 * doc/invoke.texi (inline-unit-growth): Update default value.
14838 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
14839 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
14840 (rebuild_cgraph_edges): Likewise.
14841 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
14842 (dump_cgraph_node): Dump frequencies.
14843 (cgraph_clone_edge): Add frequency scales.
14844 (cgraph_clone_node): Add freuqnecy.
14845 * cgraph.h (cgraph_edge): Add freuqnecy argument.
14846 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
14847 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
14848 * tree-pass.h (TODO_rebuild_frequencies): New constant.
14849 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
14850 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
14851 (save_inline_function_body): Likewise.
14852 * ipa-inline.c: inluce rtl.h
14853 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
14854 (cgraph_edge_badness): Use frequencies.
14855 (cgraph_decide_recursive_inlining): Update clonning.
14856 (cgraph_decide_inlining_of_small_function): Dump frequency.
14857 * predict.c (estimate_bb_frequencies): Export.
14858 * predict.h (estimate_bb_frequencies): Declare.
14859 * tree-inline.c (copy_bb): Watch overflows.
14860 (expand_call_inline): Update call of cgraph_create_edge.
14861 (optimize_inline_calls): Use TODO flags to update frequnecies.
14862 * passes.h: Include predict.h
14863 (init_optimization_passes): Move profile ahead.
14864 (execute_function_todo): Handle TODO_rebuild_frequencies.
14866 2007-02-09 Roger Sayle <roger@eyesopen.com>
14868 * config/alpha/alpha.c (emit_insxl): Force the first operand of
14869 the insbl or inswl pattern into a register.
14871 2007-02-09 Roger Sayle <roger@eyesopen.com>
14873 * config/ia64/ia64.md (bswapdi2): New define_insn.
14875 2007-02-09 Richard Henderson <rth@redhat.com>
14877 * config/i386/constraints.md (Ym): New constraint.
14878 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
14879 (movdi_1_rex64): Split sse and xmm general register moves from
14880 memory move alternatives. Use conditional register constraints.
14881 (movsf_1, movdf_integer): Likewise.
14882 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
14883 (movdf_integer_rex64): New.
14884 (pushsf_rex64): Fix output constraints.
14885 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
14886 (sse2_stored): Likewise.
14887 (sse2_storeq_rex64): New.
14888 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
14889 amd and not generic.
14890 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
14891 for optimize_size. Remove SF/DFmode hack.
14893 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14895 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
14898 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
14899 Richard Sandiford <richard@codesourcery.com>
14901 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
14902 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
14903 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
14904 m68k/t-mlib to tmake_file.
14905 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
14906 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
14907 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
14908 Allow it to be cf or m68k. Set m68k_arch_family. If that
14909 variable is not empty, add t-$m68k_arch_family to tmake_file.
14910 Add t-mlibs to tmake_file.
14911 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
14912 * config/m68k/t-cf: New file.
14913 * config/m68k/t-m68k: Likewise.
14914 * config/m68k/t-mlibs: Likewise.
14915 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14916 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14917 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
14918 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14919 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
14921 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
14922 (INSTALL_LIBGCC): Delete.
14923 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
14924 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14925 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14926 (M68K_MLIB_CPU): Define.
14927 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14928 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14929 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
14931 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
14932 Richard Guenther <rguenther@suse.de>
14934 PR middle-end/23361
14935 * fold-const.c (fold_comparison): Handle obfuscated comparisons
14936 against INT_MIN/INT_MAX.
14937 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
14938 file if a loop is removed.
14940 2007-02-09 Joseph Myers <joseph@codesourcery.com>
14942 * calls.c (store_one_arg): Pass correct alignment to
14943 emit_push_insn for non-BLKmode values.
14944 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
14945 unaligned stack slot via a suitably aligned slot.
14947 2007-02-08 DJ Delorie <dj@redhat.com>
14949 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
14951 (legal_subregs): Use unsigned char, make const.
14952 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
14954 2007-02-08 Paul Brook <paul@codesourcery.com>
14956 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
14957 special interworking needed.
14959 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
14961 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
14962 conditional to __SSE2__.
14963 (Entries below should have been added to first ChangeLog
14964 entry for amdfam10 dated 2007-02-05)
14965 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
14967 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
14969 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
14972 2007-02-08 DJ Delorie <dj@redhat.com>
14974 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
14975 * config/m32c/m32c.c (legal_subregs): New.
14976 (m32c_illegal_subreg_p): New.
14977 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
14978 unsupported subregs of hard regs.
14980 2007-02-08 Jan Hubicka <jh@suse.cz>
14982 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
14983 the same one; always update histograms.
14985 2007-02-08 Diego Novillo <dnovillo@redhat.com>
14987 * passes.c (init_optimization_passes): Tidy comment.
14989 2007-02-08 Roger Sayle <roger@eyesopen.com>
14991 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
14992 strip zero_extend, bswap and rotates from POCOUNT's argument.
14993 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
14994 zero_extend and rotates from PARITY's argument.
14995 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
14996 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
14997 of an integer constant at compile-time.
14999 2007-02-08 Diego Novillo <dnovillo@redhat.com>
15002 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
15004 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
15007 * tree-ssa-live.c (remove_unused_locals): Do not remove
15008 TREE_ADDRESSABLE variables.
15009 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
15010 * tree-ssa-operands.c (add_virtual_operand): Remove argument
15011 FOR_CLOBBER. Update all users.
15012 If VAR has an associated alias set, add a virtual operand for
15013 it if no alias is found to conflict with the memory reference.
15015 2007-02-07 Jan Hubicka <jh@suse.cz>
15016 Robert Kidd <rkidd@crhc.uiuc.edu>
15018 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
15020 2007-02-07 Ian Lance Taylor <iant@google.com>
15022 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
15024 2007-02-07 Roger Sayle <roger@eyesopen.com>
15026 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
15027 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
15028 tablejumpdi, movsi_to_cr_one): Remove constraints from
15029 define_expand's match_operands.
15031 2007-02-07 Roger Sayle <roger@eyesopen.com>
15033 * global.c (compute_regsets): Move declatation of "i" inside of
15034 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
15036 2007-02-07 Jakub Jelinek <jakub@redhat.com>
15039 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
15040 of INDIRECT_REF <RESULT_DECL>.
15042 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
15044 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
15045 Kaz Kojima <kkojima@gcc.gnu.org>
15048 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
15050 (sh_initialize_trampoline): Add parentheses to avoid a warning.
15052 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
15054 * doc/loop.texi: Document possibility not to perform disambiguation
15055 of loops with multiple latches.
15056 * cfgloopmanip.c (alp_enum_p): Removed.
15057 (add_loop): Handle subloops. Use get_loop_body_with_size.
15058 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
15059 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
15060 the new forwarder block.
15061 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
15062 Handle the case latch is NULL.
15063 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
15064 modifications when marking loop exits.
15065 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
15067 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
15068 disambiguate_loops_with_multiple_latches.
15069 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
15070 before fix_loop_structure.
15071 * cfgloop.c: Include pointer-set.h and output.h.
15072 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
15073 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
15074 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
15075 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
15076 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
15077 disambiguate_multiple_latches, get_loop_body_with_size,
15078 disambiguate_loops_with_multiple_latches): New functions.
15079 (flow_loop_dump): Dump multiple latch edges.
15080 (flow_loop_nodes_find): Handle loops with multiple latches.
15081 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
15082 (glb_enum_p): Modified.
15083 (get_loop_body): Use get_loop_body_with_size.
15084 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
15085 (AVOID_CFG_MODIFICATIONS): New constant.
15086 (disambiguate_loops_with_multiple_latches, add_loop,
15087 get_loop_body_with_size): Declare.
15088 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
15090 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
15092 PR inline-asm/28686
15093 * global.c (compute_regsets): New function.
15094 (global_alloc): Refactored ELIMINABLE_REGSET
15095 and NO_GLOBAL_ALLOC_REGS computation out.
15096 (rest_of_handle_global_alloc): Call compute_regsets()
15097 for non-optimizing case.
15099 2007-02-06 Richard Henderson <rth@redhat.com>
15101 * config/i386/constraints.md (Y2): Rename from Y.
15102 (Yi): New constraint.
15103 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
15104 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
15105 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
15106 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
15107 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
15108 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
15109 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
15110 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
15111 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
15112 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
15113 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
15114 vec_extractv2si_1): Change Y constraints to Y2.
15115 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
15116 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
15117 Change Y constraints to Y2.
15118 (sse2_loadld): Change Y constraints to x.
15120 2007-02-06 Roger Sayle <roger@eyesopen.com>
15122 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
15123 (parity<mode>2): New define_expand using rs6000_emit_parity.
15124 * config/rs6000/rs6000.c (rs6000_emit_popcount,
15125 rs6000_emit_parity): New functions.
15126 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
15127 rs6000_emit_parity): Prototype here.
15129 2007-02-06 Ian Lance Taylor <iant@google.com>
15131 * lower-subreg.c (simple_move_operand): Reject CONST.
15132 (resolve_clobber): Call validate_change rather than directly
15133 assigning to XEXP (pat, 0).
15135 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
15137 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
15138 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
15139 (tree-cfg.o): Remove hashtab.h dependency.
15141 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
15142 (struct ivopts_data): Change niters to pointer_map_t.
15143 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
15144 (niter_for_exit): Create pointer_map on demand. Change for
15146 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
15147 (free_loop_data): Destroy data->niters if created and reset field.
15148 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
15149 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
15151 * tree-ssa-reassoc.c: Include pointer-set.h.
15152 (bb_rank): Change to long *.
15153 (operand_rank): Change to pointer_map_t.
15154 (find_operand_rank): Return long, -1 if not found. Declare as inline.
15155 (insert_operand_rank): Accept long.
15156 (operand_entry_hash, operand_entry_eq): Remove.
15157 (get_rank): Return long. Adjust for changes above.
15158 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
15160 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
15162 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
15163 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
15164 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
15166 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
15167 directly since it cannot be NULL.
15168 (get_vi_for_tree): Rewrite for pointer_map API.
15169 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
15170 (init_alias_vars): Create vi_for_tree as pointer_map.
15171 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
15173 * tree-cfg.c: Don't include hashtab.h.
15174 (edge_to_cases): Declare as pointer_map.
15175 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
15177 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
15178 (start_recording_case_labels): Create edge_to_cases as pointer_map.
15179 (end_recoding_case_labels): Cleanup edge_to_cases manually before
15181 (record_switch_edge): Delete.
15182 (get_cases_for_edge): Adjust for pointer_map API, inline
15183 record_switch_edge (rewritten for new API), remove goto.
15185 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
15187 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
15188 * tree-nested.c: Include pointer-set.h.
15189 (var_map_elt, var_map_eq, var_map_hash): Delete.
15190 (struct nesting_info): Remove GTY marker. Change the two htab_t's
15191 to pointer_map_t's.
15192 (nesting_info_bitmap_obstack): New.
15193 (lookup_field_for_decl): Adjust for pointer_map API.
15194 (lookup_tramp_for_decl): Adjust for pointer_map API.
15195 (get_nonlocal_debug_decl): Adjust for pointer_map API.
15196 (get_local_debug_decl): Adjust for pointer_map API.
15197 (convert_nl_goto_reference): Adjust for pointer_map API.
15198 (convert_nl_goto_receiver): Adjust for pointer_map API.
15199 (create_nesting_tree): Create outside GGC space. Create bitmap on
15200 the new obstack. Create field_map and var_map as pointer_maps.
15201 (free_nesting_tree): Adjust for changes to create_nesting_tree.
15203 (lower_nested_functions): Move root here, no need to NULL it.
15204 Initialize and release the obstack.
15206 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
15208 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
15209 Remove prototypes and make them non-static.
15210 (struct tree_int_map): Remove.
15211 * tree.h (struct tree_int_map): Move here, turning TO into an
15213 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
15215 * tree.h (TREE_COMPLEXITY): Remove.
15216 (struct tree_exp): Remove complexity field.
15217 * tree.c (build1_stat): Don't set it.
15219 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
15220 Victor Kaplansky <victork@il.ibm.com>
15222 * tree-vectorizer.c (vect_is_simple_use): Support induction.
15223 (vect_is_simple_reduction): Support reduction with induction as
15224 one of the operands.
15225 (vect_is_simple_iv_evolution): Fix formatting.
15226 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
15227 formatting. Don't mark induction phis for vectorization.
15228 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
15229 * tree-vect-transform.c (get_initial_def_for_induction): New function.
15230 (vect_get_vec_def_for_operand): Support induction.
15231 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
15233 (vectorizable_reduction): Support reduction with induction as one of
15235 (vectorizable_type_demotion): Use def-type of stmt argument rather
15236 than dummy def-type.
15238 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
15239 flag_tree_scev_cprop.
15240 * common.opt (tree-scev-cprop): New flag.
15242 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
15243 call to vect_get_new_vect_var.
15245 2007-02-06 Ira Rosen <irar@il.ibm.com>
15247 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
15248 vectype is not NULL.
15249 (vect_pattern_recog_1): Likewise.
15251 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15253 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
15254 (fold_negate_expr): Likewise.
15256 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
15259 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
15260 even if cv-qualification is the same.
15262 2007-02-05 Geoffrey Keating <geoffk@apple.com>
15264 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
15265 __enable_execute_stack on completion.
15267 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15269 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
15270 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
15271 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
15272 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
15273 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
15274 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
15275 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
15276 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
15278 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15280 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
15281 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
15282 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
15283 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
15284 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
15285 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
15286 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
15287 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
15288 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
15289 umuldi3_highpart_rex64, umulsi3_highpart_insn,
15290 umulsi3_highpart_zext, smuldi3_highpart_rex64,
15291 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
15292 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
15293 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
15294 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
15295 sqrtextenddfxf2_i387): Added amdfam10_decode.
15297 * config/i386/athlon.md (athlon_idirect_amdfam10,
15298 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
15299 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
15300 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
15301 athlon_ivector_store_amdfam10): New define_insn_reservation.
15302 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
15305 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15307 * config/i386/athlon.md (athlon_call_amdfam10,
15308 athlon_pop_amdfam10, athlon_lea_amdfam10): New
15309 define_insn_reservation.
15310 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
15311 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
15312 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
15314 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15316 * config/i386/athlon.md (athlon_sseld_amdfam10,
15317 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
15318 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
15320 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15322 * config/i386/athlon.md (athlon_sseins_amdfam10): New
15323 define_insn_reservation.
15324 * config/i386/i386.md (sseins): Added sseins to define_attr type
15325 and define_attr unit.
15326 * config/i386/sse.md: Set type attribute to sseins for insertq
15329 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15331 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
15332 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
15333 ssecomi_load_amdfam10, ssecomi_amdfam10,
15334 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
15335 define_insn_reservation.
15336 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
15338 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15340 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
15341 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
15342 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
15343 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
15344 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
15345 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
15346 define_insn_reservation.
15348 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
15349 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
15350 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
15351 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
15352 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
15354 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15356 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
15357 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
15358 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
15359 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
15360 athlon_ssemul_load_k8): Added amdfam10.
15362 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15364 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
15365 (x86_sse_unaligned_move_optimal): New variable.
15367 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
15369 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
15370 for unaligned vector SSE double/single precision loads for AMDFAM10.
15372 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15374 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
15375 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
15376 Define TARGET_CPU_DEFAULT_amdfam10.
15377 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
15378 (processor_type): Add PROCESSOR_AMDFAM10.
15380 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
15381 processor_type in config/i386/i386.h.
15382 Enable imul peepholes for TARGET_AMDFAM10.
15384 * config.gcc: Add support for --with-cpu option for amdfam10.
15386 * config/i386/i386.c (amdfam10_cost): New variable.
15387 (m_AMDFAM10): New macro.
15388 (m_ATHLON_K8_AMDFAM10): New macro.
15389 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
15390 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
15391 x86_promote_QImode, x86_integer_DFmode_moves,
15392 x86_partial_reg_dependency, x86_memory_mismatch_stall,
15393 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
15394 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
15395 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
15396 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
15397 Enable/disable for amdfam10.
15398 (override_options): Add amdfam10_cost to processor_target_table.
15399 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
15400 processor_alias_table.
15401 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
15402 (ix86_adjust_cost): Add code for amdfam10.
15404 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15406 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
15407 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
15408 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
15409 * config/i386/i386.h: Add builtin definition for SSE4A.
15410 * config/i386/i386.md: Add support for ABM instructions
15411 (popcnt and lzcnt).
15412 * config/i386/sse.md: Add support for SSE4A instructions
15413 (movntss, movntsd, extrq, insertq).
15414 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
15415 Add -march=amdfam10 flag.
15416 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
15417 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
15419 * doc/extend.texi: Add documentation for SSE4A builtins.
15421 2007-02-05 Bob Wilson <bob.wilson@acm.org>
15423 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
15425 2007-02-05 Richard Guenther <rguenther@suse.de>
15427 * tree-vectorizer.h (vectorizable_function): Add argument type
15428 argument, change return type.
15429 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
15430 * tree-vect-transform.c (vectorizable_function): Handle extra
15431 argument, return vectorized function decl.
15432 (build_vectorized_function_call): Remove.
15433 (vectorizable_call): Handle calls with result and argument types
15434 differing. Handle loop vectorization factor correctly.
15435 * targhooks.c (default_builtin_vectorized_function): Adjust for
15437 * targhooks.h (default_builtin_vectorized_function): Likewise.
15438 * target.h (builtin_vectorized_function): Add argument type
15440 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
15441 extra argument, allow vectorizing of lrintf.
15442 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
15443 documentation of target hook.
15445 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
15448 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
15449 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
15450 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
15452 2007-02-05 Roger Sayle <roger@eyesopen.com>
15454 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
15455 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
15456 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
15457 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
15458 before canonicalizing sincos to cexpi.
15459 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
15461 2007-02-05 Roger Sayle <roger@eyesopen.com>
15463 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
15464 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
15465 (alpha_init_builtins): Use alpha_add_builtins to process tables.
15467 2007-02-05 Roger Sayle <roger@eyesopen.com>
15469 * mips-tfile.c (initialize_init_file): Correct endianness test.
15471 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
15473 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
15474 the 'y' constraint.
15476 2007-02-05 Richard Sandiford <richard@codesourcery.com>
15478 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
15479 saves in a PARALLEL before the register assignments.
15481 2007-02-05 Richard Sandiford <richard@codesourcery.com>
15483 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
15484 DWARF_FRAME_RETURN_COLUMN to be a general register.
15485 * dwarf2out.c (init_return_column_size): New function, split from...
15486 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
15487 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
15488 to be nongeneral registers.
15489 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
15491 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
15492 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
15494 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
15496 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
15498 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
15500 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
15501 (remove_path): Use can_remove_branch_p and remove_branch instead
15502 of loop_delete_branch_edge.
15503 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
15504 (tree_transform_and_unroll_loop): Remove dead branches immediately.
15505 Update profile using scale_dominated_blocks_in_loop.
15506 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
15507 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
15508 (can_remove_branch_p, remove_branch): Declare.
15509 * tree-cfg.c (tree_can_remove_branch_p): New function.
15510 (tree_cfg_hooks): Add tree_can_remove_branch_p.
15511 * cfgrtl.c (rtl_can_remove_branch_p): New function.
15512 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
15514 2007-02-05 Jan Hubicka <jh@suse.cz>
15516 PR middle-end/30696
15517 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
15518 nodes in cgraph, don't remove offline copy of the function.
15520 2007-02-04 Jan Hubicka <jh@suse.cz>
15522 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
15523 vectors might cause maybe_lookup_element_for_expr to be called
15524 on non-sra-candidate.
15526 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15528 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
15529 config/bfin/bfin.md, config/bfin/predicates.md: Follow
15530 spelling conventions.
15532 2007-02-04 Richard Guenther <rguenther@suse.de>
15534 PR middle-end/30636
15535 * fold-const.c (try_move_mult_to_index): Make sure to not
15536 overflow one dimension of a multi-dimensional array access.
15538 2007-02-04 Jan Hubicka <jh@suse.cz>
15540 * passes.c (init_optimization_passes): Reindent.
15542 2007-02-04 Jan Hubicka <jh@suse.cz>
15543 Eric Botcazou <ebotcazou@adacore.com>
15545 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
15546 (execute_fixup_cfg): Break out the abnormal goto code.
15547 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
15548 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
15549 (optimize_inline_calls): Call make_nonlocal_label_edges.
15551 2007-02-04 Jan Hubicka <jh@suse.cz>
15553 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
15554 true when something was changed.
15555 (rename_ssa_copies): When something was changed, do
15556 TODO_remove_unused_locals.
15557 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
15558 add TODO_remove_unused_locals when instruction was removed.
15560 2007-02-04 Jan Hubicka <jh@suse.cz>
15562 * ipa-inline.c (try_inline): Improve debug output; work on already
15564 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
15565 call try_inline for already inlined edges too when flattening;
15566 inline also functions that make callee growth but overall unit size
15569 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15571 * config/m32c/bitops.md, config/m32c/jump.md,
15572 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
15573 config/m32r/m32r.h, config/m32r/m32r.md,
15574 config/m32r/predicates.md, config/m68hc11/larith.asm,
15575 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
15576 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
15577 config/mips/mips-protos.h, config/mips/mips.c,
15578 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
15579 config/mn10300/mn10300.h, config/mn10300/predicates.md,
15580 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
15581 spelling conventions.
15583 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
15584 Follow spelling conventions.
15586 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
15588 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
15589 warn about C++0x compatibility.
15591 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15593 * config/h8300/h8300.c, config/h8300/h8300.h,
15594 config/h8300/h8300.md: Follow spelling conventions.
15596 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
15598 PR middle-end/30667
15599 * combine.c (try_combine): Do not substitute source operand
15600 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
15602 2007-02-03 Jan Hubicka <jh@suse.cz>
15604 PR gcov-profile/30650
15605 * value-prof.c (stringop_block_profile): Fix handling of size counter;
15606 do not divide by zero for never executed counters.
15607 (tree_find_values_to_profile): Fix counters.
15608 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
15610 2007-02-03 Ian Lance Taylor <iant@google.com>
15612 * lower-subreg.c (simple_move_operand): New static function,
15613 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
15615 (simple_move): Call simple_move_operand.
15616 (find_decomposable_subregs): Add special handling of MEMs.
15617 (can_decompose_p): Rename from cannot_decompose_p. Reverse
15618 meaning of return value. If we see a hard register, test whether
15619 it can store a word_mode value. Change all callers.
15621 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15623 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
15624 ftrapv insns and expanders.
15625 (subdi3): Change define_expand operand 1 to arith11_operand, and
15626 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
15627 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
15628 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
15631 PR middle-end/30174
15632 * varasm.c (notice_global_symbol): Treat global objects as weak when
15633 flag_shlib is true.
15635 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15637 * emit-rtl.c (dconstpi): Delete.
15638 (dconstsqrt2): New.
15639 (init_emit_once): Delete dconstpi and init dconstsqrt2.
15640 * real.h (dconstpi): Delete.
15641 (dconstsqrt2): New.
15642 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
15643 (fold_builtin_hypot): Likewise.
15645 2007-02-03 Tom Tromey <tromey@redhat.com>
15648 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
15649 -gcoff3, -gxcoff3, -gvms3 implies -dD.
15651 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
15653 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
15654 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
15655 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
15656 config/rs6000/cell.md, config/rs6000/darwin.h,
15657 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
15658 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
15659 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
15660 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
15661 typos. Follow spelling conventions.
15662 * doc/invoke.texi: Follow spelling conventions.
15664 2007-02-03 Roger Sayle <roger@eyesopen.com>
15666 * simplify-rtx.c (simplify_relational_operation_1): Implement some
15667 canonicalization transformations that attempt to simplify integer
15668 constant comparisons to become comparisons against zero.
15670 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15672 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
15674 * fold-const.c (fold_binary): Fix comment typos. Fold complex
15675 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
15677 2007-02-02 Mike Stump <mrs@apple.com>
15679 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
15680 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
15681 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
15682 generate a branch island.
15684 2007-02-02 Bob Wilson <bob.wilson@acm.org>
15686 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
15687 (xtensa_legitimate_address_p): New.
15688 (xtensa_legitimize_address): New.
15689 (xtensa_output_addr_const_extra): New.
15690 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
15692 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
15693 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
15694 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
15695 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
15696 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
15697 (xtensa_legitimize_address): New.
15698 (xtensa_output_addr_const_extra): New.
15700 2007-02-02 Steve Ellcey <sje@cup.hp.com>
15702 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
15704 2007-02-02 Ian Lance Taylor <iant@google.com>
15706 * expmed.c (expand_divmod): Add comment.
15708 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
15710 * emit-rtl.c (renumber_insns): Remove.
15711 * flags.h: Remove the extern for flag_renumber_insns.
15712 * rtl.h: Remove the prototype for renumber_insns.
15713 * toplev.c (flag_renumber_insns): Remove.
15715 2007-02-02 Hui-May Chang <hm.chang@apple.com>
15717 Revert for x86 darwin:
15718 2005-06-19 Uros Bizjak <uros@kss-loka.si>
15720 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
15721 code before the following patch under TARGET_MACHO.
15722 (ix86_function_value_regno_p): Likewise.
15724 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15726 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
15729 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15732 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
15733 loads to general or fp registers. Add comments.
15734 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
15736 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
15738 * pointer-set.c (insert_aux): Only return insertion slot.
15739 (pointer_set_insert): Adjust.
15740 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
15741 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
15742 pointer_map_traverse): New.
15743 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
15744 pointer_map_create, pointer_map_destroy, pointer_map_insert,
15745 pointer_map_contains, pointer_map_traverse): Declare.
15747 2007-02-02 Jakub Jelinek <jakub@redhat.com>
15749 PR middle-end/30473
15750 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
15751 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
15753 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15755 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
15757 (struct _dep): New type.
15758 (dep_t): New typedef.
15759 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
15760 (DEP_STATUS): New access macro. The macro with the same name was
15761 renamed to DEP_LINK_STATUS.
15762 (dep_init): Declare function
15764 (struct _dep_link): New type.
15765 (dep_link_t): New typedef.
15766 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
15767 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
15768 (DEP_LINK_STATUS): New macro.
15769 (debug_dep_links): New debug function.
15771 (struct _deps_list): New type.
15772 (deps_list_t): New typedef.
15773 (DEPS_LIST_FIRST): New access macro.
15774 (FOR_EACH_DEP_LINK): New cycle macro.
15775 (create_deps_list, free_deps_list, delete_deps_list): Declare
15777 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
15778 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
15779 (copy_deps_list_change_con): Ditto.
15781 (move_dep_link): Declare function.
15783 (struct _dep_node): New type.
15784 (dep_node_t): New typedef.
15785 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
15787 (struct haifa_insn_data.back_deps): New field to hold backward
15788 dependencies of the insn.
15789 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
15791 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
15792 Change its type to deps_list_t.
15793 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
15794 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
15795 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
15797 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
15799 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
15801 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
15803 (dep_cost): Declare.
15805 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
15806 (ds_to_dk, dk_to_ds): New functions.
15808 (init_dep_1): New static function.
15809 (init_dep): New function.
15810 (copy_dep): New static function.
15812 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
15814 (detach_dep_link): New static function.
15815 (move_dep_link): New function.
15817 (dep_links_consistent_p, dump_dep_links): New static functions.
15818 (debug_dep_links): New debugging function.
15820 (deps_obstack, dl_obstack, dn_obstack): New static variables.
15822 (alloc_deps_list, init_deps_list): New static functions.
15823 (create_deps_list): New function.
15824 (clear_deps_list): New static function.
15825 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
15826 (deps_list_consistent_p, dump_deps_list): New static functions.
15827 (debug_deps_list): New function.
15828 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
15830 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
15832 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
15833 use new scheduler dependencies lists.
15834 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
15835 (sched_analyze): Ditto. Initialize dependencies lists.
15836 (add_forw_dep, compute_forward_dependences): Update to use new
15837 scheduler dependencies lists.
15839 (init_dependency_caches): Init deps_obstack.
15840 (free_dependency_caches): Free deps_obstack.
15842 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
15843 new scheduler dependencies lists.
15844 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
15845 (add_back_forw_dep, delete_back_forw_dep): Ditto.
15847 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
15848 Update to use new scheduler dependencies lists.
15849 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
15850 (debug_dependencies): Ditto.
15851 (schedule_region): Update comments.
15853 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
15854 scheduler dependencies lists.
15855 (schedule_ebb): Update comments.
15857 * rtl.def (DEPS_LIST): Remove.
15859 * lists.c (unused_deps_list): Remove.
15860 (free_list): Update assertions.
15862 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
15863 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15865 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
15866 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15868 * haifa-sched.c (comments): Update.
15869 (insn_cost1): Remove. Inline the code into insn_cost ().
15870 (insn_cost): Update to use new scheduler dependencies lists. Move
15871 processing of the dependency cost to dep_cost ().
15872 (dep_cost): New function. Use it instead of insn_cost () when
15873 evaluating cost of the dependency. Use compatible interface to
15874 interact with the target.
15875 (priority): Update to use new scheduler dependencies lists.
15876 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
15877 with greater number of insns that depend on the insn.
15878 (schedule_insn): Update to use new scheduler dependencies lists. Add
15879 code to free backward dependencies lists. Inline and optimize code
15880 from resolve_dep () - see PR28071.
15881 (ok_for_early_queue_removal): Update to use new scheduler dependencies
15882 lists. Update call to targetm.sched.is_costly_dependence hook.
15884 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
15885 scheduler dependencies lists.
15887 (resolve_dep): Remove. Move the logic to schedule_insn ().
15888 (init_h_i_d): Initialize dependencies lists.
15890 (process_insn_depend_be_in_spec): Rename to
15891 process_insn_forw_deps_be_in_spec. Update to use new scheduler
15892 dependencies lists.
15893 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
15894 Update to use new scheduler dependencies lists.
15895 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
15897 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
15898 new scheduler dependencies lists.
15899 (build_intra_loop_deps): Ditto.
15901 * target.h (struct _dep): Declare to use in
15902 gcc_target.sched.is_costly_dependence.
15903 (struct gcc_target.sched.adjust_cost): Fix typo.
15904 (struct gcc_target.sched.is_costly_dependence): Change signature to
15905 use single dep_t parameter instead of an equivalent triad.
15906 (struct gcc_target.sched.adjust_cost_2): Remove.
15908 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
15910 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
15912 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
15914 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
15916 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
15917 (REG_DEP_TRUE): Document.
15919 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
15920 Change signature to correspond to the targetm.sched.adjust_cost hook.
15921 Update use in TARGET_SCHED_ADJUST_COST_2.
15922 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
15923 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
15924 new scheduler dependencies lists.
15925 (ia64_gen_check): Ditto.
15927 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
15928 scheduler dependencies lists.
15930 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
15931 signature to correspond to the targetm.sched.is_costly_dependence hook.
15932 (is_costly_group): Update to use new scheduler dependencies lists.
15934 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
15935 instead of INSN_COST () macro.
15937 2007-02-01 Ian Lance Taylor <iant@google.com>
15939 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
15941 2007-02-01 Guy Martin <gmsoft@gentoo.org>
15943 * pa.md (tp_load): Correct mfctl instruction syntax.
15945 2007-02-01 Geoffrey Keating <geoffk@apple.com>
15947 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
15948 altivec_padding_size calculation on AIX. Improve comment, add
15949 assert to verify that it's right.
15951 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
15954 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
15956 PR inline-asm/28686
15957 * global.c (global_alloc): Add mising initialization of
15960 2007-02-01 Roger Sayle <roger@eyesopen.com>
15962 * alias.c (init_alias_analysis): Correct whitespace.
15963 * bb-reorder.c (fix_edges_for_rarely_executed_code,
15964 partition_hot_cold_basic_blocks): Likewise.
15965 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
15966 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
15967 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
15968 fold_builtin_snprintf_chk, fold_builtin_printf,
15969 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
15970 do_mpfr_arg3, do_mpfr_sincos): Likewise.
15971 * cfgcleanup.c (cleanup_cfg): Likewise.
15972 * cfgexpand.c (tree_expand_cfg): Likewise.
15973 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
15974 * function.c (get_next_funcdef_no): Likewise.
15975 * gengtype.c (main): Likewise.
15976 * genmodes.c (main): Likewise.
15977 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
15978 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
15979 * ifcvt.c (noce_emit_move_insn): Likewise.
15980 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
15982 * stor-layout.c (get_best_mode): Likewise.
15983 * tree-ssa-loop-niter.c (get_val_for): Likewise.
15984 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
15985 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
15986 perform_var_substitution, solve_graph): Likewise.
15987 * tree-vrp.c (vrp_finalize): Likewise.
15989 2007-02-01 Ian Lance Taylor <iant@google.com>
15991 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
15992 high part of a paradoxical subreg, return a constant zero.
15994 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
15996 * toplev.c (lang_dependent_init): Call init_set_costs.
15997 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
15999 2007-02-01 Richard Guenther <rguenther@suse.de>
16001 PR middle-end/30656
16002 * fold-const.c (fold_negate_expr): Allow negating a
16003 constant if overflow does not change.
16005 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16007 * doc/c-tree.texi (Expression trees): Improve markup.
16008 * doc/tm.texi (Register Classes, Addressing Modes)
16009 (Floating Point): Fix spacing after abbreviations. Fix some
16012 2007-02-01 Ben Elliston <bje@au.ibm.com>
16014 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
16015 * doc/contrib.texi: Likewise.
16016 * doc/install.texi: Likewise.
16018 2007-01-31 Richard Henderson <rth@redhat.com>
16019 Ian Lance Taylor <iant@google.com>
16021 * lower-subreg.c: New file.
16022 * rtl.def (CONCATN): Define.
16023 * passes.c (init_optimization_passes): Add pass_lower_subreg and
16024 pass_lower_subreg2.
16025 * emit-rtl.c (update_reg_offset): New static function, broken out
16026 of gen_rtx_REG_offset.
16027 (gen_rtx_REG_offset): Call update_reg_offset.
16028 (gen_reg_rtx_offset): New function.
16029 * regclass.c: Revert patch of 2006-03-05, restoring
16031 (clear_reg_info_regno): New function.
16032 * dwarf2out.c (concatn_loc_descriptor): New static function.
16033 (loc_descriptor): Handle CONCATN.
16034 * common.opt (fsplit_wide_types): New option.
16035 * opts.c (decode_options): Set flag_split_wide_types when
16037 * timevar.def (TV_LOWER_SUBREG): Define.
16038 * rtl.h (gen_reg_rtx_offset): Declare.
16039 (reg_scan_update): Declare.
16040 * regs.h (clear_reg_info_regno): Declare.
16041 * tree-pass.h (pass_lower_subreg): Declare.
16042 (pass_lower_subreg2): Declare.
16043 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
16044 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
16045 -fsplit-wide-types.
16046 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
16047 * Makefile.in (OBJS-common): Add lower-subreg.o.
16048 (lower-subreg.o): New target.
16050 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16052 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
16054 2007-01-31 Anatoly Sokolov <aesok@post.ru>
16057 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
16059 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16061 PR middle-end/29335
16062 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
16064 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
16066 * cfgloop.h: Include vec-prim.h.
16067 (enum li_flags): Remove LI_ONLY_OLD.
16068 (loop_iterator): Changed.
16069 (fel_next, fel_init): Iterate over loop tree.
16070 (FOR_EACH_LOOP_BREAK): New macro.
16071 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
16073 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
16074 * modulo-sched.c (sms_schedule): Ditto.
16075 * tree-vectorizer.c (vectorize_loops): Ditto.
16076 * doc/loop.texi: Update information on loop numbering and behavior of
16077 FOR_EACH_LOOP wrto new loops.
16078 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
16079 add_to_evolution_1): Test nestedness of loops instead of comparing
16081 * tree-chrec.c (chrec_fold_plus_poly_poly,
16082 chrec_fold_multiply_poly_poly, chrec_evaluate,
16083 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
16084 reset_evolution_in_loop): Ditto.
16085 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
16087 2007-01-31 Dirk Mueller <dmueller@suse.de>
16089 * c-common.c (warn_about_parentheses): Separate warning about
16090 un-parenthized sequence of comparison operators from the one
16091 which is supposed to warn about x <= y <= z.
16093 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
16095 * optabs.h (enum optab_index): Add new OTI_isinf.
16096 (isinf_optab): Define corresponding macro.
16097 * optabs.c (init_optabs): Initialize isinf_optab.
16098 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
16100 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
16101 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
16103 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
16104 expand_builtin_interclass_mathfn.
16105 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
16106 * config/i386/i386.md (UNSPEC_FXAM): New constant.
16107 (fxam<mode>2_i387): New insn pattern.
16108 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
16109 built-in functions as x87 inline asm.
16111 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16113 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
16115 2007-01-30 Eric Christopher <echristo@apple.com>
16117 * config.gcc: Add geode.
16119 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16121 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
16122 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
16123 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
16124 value-prof.c: Fix comment typos.
16126 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16129 * doc/invoke.texi (Wpointer-arith): Document warning.
16131 2007-01-30 Janis Johnson <janis187@us.ibm.com>
16133 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
16134 the list of discrepancies from the draft TR.
16136 2007-01-30 Dirk Mueller <dmueller@suse.de>
16139 * doc/invoke.texi (-Wreturn-type): Update description to
16140 match new behavior.
16142 2007-01-30 Richard Sandiford <richard@codesourcery.com>
16144 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
16146 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
16148 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
16149 to handle optabs that operate on floating point input argument and
16150 output to integer output.
16151 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
16152 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
16153 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
16154 expand_builtin_interclass_mathfn ().
16155 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
16156 (ilogbsi2): Remove.
16157 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
16158 ilogbl built-in functions as x87 intrinsics.
16160 2007-01-30 Richard Guenther <rguenther@suse.de>
16162 PR middle-end/27657
16163 * dwarf2out.c (reference_to_unused): Query varpool if the
16164 variable was output.
16166 2007-01-30 Richard Guenther <rguenther@suse.de>
16168 PR middle-end/30313
16169 * passes.c (execute_one_pass): Reset in_gimple_form to not
16170 confuse non-unit-at-a-time mode.
16172 2007-01-29 Roger Sayle <roger@eyesopen.com>
16173 Richard Guenther <rguenther@suse.de>
16175 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
16176 avoid undefined behaviour on overflow. Use force_fit_type_double
16177 to construct the constant with the specified TREE_OVERFLOW.
16179 2007-01-29 Janis Johnson <janis187@us.ibm.com>
16181 * config/dfp-bit.c: Add parameterized support for fp exceptions.
16182 * config/dfp-bit.h: Ditto.
16184 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16186 * c-decl.c (pop_scope): Replace warnings with call to
16187 warn_for_unused_label.
16188 * c-common.h (warn_for_unused_label): Declare.
16189 * c-common.c (warn_for_unused_label): Define.
16191 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16193 * tree-optimize.c (update_inlined_to_pointers): Delete unused
16196 2007-01-29 Janis Johnson <janis187@us.ibm.com>
16198 * Makefile.in (USER_H): Remove decfloat.h.
16199 * ginclude/decfloat.h: Delete, moving contents to ...
16200 * ginclude/float.h: Add support for decimal floating point,
16201 guarded by __STDC_WANT_DEC_FP__.
16203 2007-01-29 Mike Stump <mrs@apple.com>
16205 * doc/gccint.texi (Top): Rename Loop Representation to Loop
16206 Analysis and Representation to resolve case insensitive conflict.
16207 * doc/loop.texi (Loop Analysis and Representation): Likewise.
16209 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
16211 * tree.h (struct tree_memory_tag): Add aliases member.
16212 (MTAG_ALIASES): New macro.
16213 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
16214 (add_may_alias): Remove pointer-set. Update for may_aliases being
16216 (mark_aliases_call_clobbered): Update for may_aliases being a
16218 (compute_tag_properties): Ditto.
16219 (create_partition_for): Ditto.
16220 (compute_memory_partitions): Ditto.
16221 (dump_may_aliases_for): Ditto.
16222 (is_aliased_with): Ditto.
16223 (add_may_alias_for_new_tag): Ditto.
16224 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
16225 (compute_is_aliased): New function.
16226 (compute_may_aliases): Call compute_is_aliased).
16227 (init_alias_info): Initialize alias_bitmap_obstack.
16228 (union_alias_set_into): New function.
16229 (compute_flow_sensitive_aliasing): Use union_aliases_into.
16230 (have_common_aliases_p): Rewrite to take two bitmaps and use
16232 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
16233 Update for bitmaps.
16234 (finalize_ref_all_pointers): Update for add_may_alias changes.
16235 (new_type_alias): Ditto.
16236 * tree-flow-inline.h (may_aliases): Return a bitmap.
16237 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
16238 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
16239 may_aliases being a bitmap.
16240 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
16241 may_aliases now returns a bitmap.
16242 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
16244 * tree-ssa-operands.c (add_virtual_operand): Update for
16245 may_aliases being a bitmap.
16247 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
16249 PR tree-optimization/30630
16250 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
16251 variable as changed.
16253 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
16256 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
16257 expanded only once even if an error occurs.
16259 2007-01-29 Ben Elliston <bje@au.ibm.com>
16261 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
16262 (__gcov_average_profiler): Likewise.
16263 (__gcov_ior_profiler): Likewise.
16264 (__gcov_merge_ior): Likewise.
16266 2007-01-28 Jan Hubicka <jh@suse.cz>
16268 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
16269 * value-prof.c (stringop_block_profile): Likewise.
16271 2007-01-28 Jan Hubicka <jh@suse.cz>
16273 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
16274 Add variant handling histograms; add wrapper.
16275 (clear_storage_via_libcall): Export.
16276 (emit_block_move_hints): Break out from ...; add histograms.
16277 (emit_block_move): ... this one.
16278 (clear_storage_hints): Break out from ...; add histograms.
16279 (clear_storage): ... this one.
16280 (set_storage_via_memset): Handle histogram.
16281 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
16282 (clear_storage_hints, clear_storage_via_libcall): Declare.
16283 (set_storage_via_setmem): Update prototype.
16284 * doc/md.texi (movmem, setmem): Document new arguments.
16286 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
16287 Add new histograms.
16288 (stringop_block_profile): New global function.
16289 (tree_stringops_values_to_profile): Profile block size and alignment.
16290 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
16292 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
16293 (stringop_block_profile): Declare.
16294 * builtins.c: Include value-prof.h.
16295 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
16296 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
16297 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
16298 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
16299 * profile.c (instrument_values): Add new counters.
16300 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
16302 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
16303 (tree_init_edge_profiler): Build new profilers.
16304 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
16305 (pass_tree_profile): Add dump.
16306 (tree_profile_hooks): Update.
16307 * Makefile.in (LIBGCOV): Add new constants.
16308 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
16309 __gcov_ior_profiler): New.
16310 * i386.md (movmem/setmem expanders): Add new optional arguments.
16312 2007-01-28 David Edelsohn <edelsohn@gnu.org>
16314 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
16316 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
16318 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
16319 (tree_unswitch_single_loop): Pass eni_size_weights to
16320 tree_num_loop_insns.
16321 * tree-ssa-loop-manip.c: Include tree-inline.h.
16322 (can_unroll_loop_p): Pass eni_size_weights to
16323 tree_num_loop_insns.
16324 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
16325 Pass eni_size_weights to estimate_num_insns.
16326 * tree.h (init_inline_once): Export.
16327 * toplev.c (backend_init): Call init_inline_once.
16328 * cgraphunit.c (cgraph_process_new_functions,
16329 cgraph_analyze_function): Pass eni_inlining_weights to
16330 estimate_num_insns.
16331 * ipa-inline.c (compute_inline_parameters): Ditto.
16332 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
16333 to estimate_num_insns.
16334 (try_unroll_loop_completely): Pass eni_size_weights to
16335 tree_num_loop_insns.
16336 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
16337 ot estimate_num_insns.
16338 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
16339 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
16340 * tree-inline.c (eni_inlining_weights, eni_size_weights,
16341 eni_time_weights): New variables.
16342 (init_inline_once): Initialize them.
16343 (struct eni_data): Mew.
16344 (estimate_num_insns_1, estimate_num_insns): Use weights.
16345 * tree-inline.h (struct eni_weights_d): New.
16346 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
16347 (estimate_num_insns): Declaration changed.
16348 * cfgloop.h (tree_num_loop_insns): Declaration changed.
16349 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
16350 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
16352 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
16354 * tree-data-ref.c (conflict_fn): Assert that the number of affine
16355 relations in the conflict function is valid.
16357 2007-01-27 Ian Lance Taylor <iant@google.com>
16359 * common.opt: Add fstrict-overflow.
16360 * opts.c (decode_options): Set flag_strict_overflow if -O2.
16361 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
16362 (TYPE_OVERFLOW_UNDEFINED): Define.
16363 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
16365 * tree.h (TYPE_TRAP_SIGNED): Don't define.
16366 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
16367 (fold_negate_expr): Likewise.
16368 (make_range): Likewise.
16369 (extract_muldiv_1): Likewise.
16370 (maybe_canonicalize_comparison): Likewise.
16371 (fold_comparison): Likewise.
16372 (fold_binary): Likewise.
16373 (tree_expr_nonnegative_p): Likewise.
16374 (tree_expr_nonzero_p): Likewise.
16375 * tree-vrp.c (compare_values): Likewise.
16376 (extract_range_from_binary_expr): Likewise.
16377 (extract_range_from_unary_expr): Likewise.
16378 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
16380 (nowrap_type_p): Likewise.
16381 * tree-scalar-evolution.c (simple_iv): Likewise.
16382 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
16383 (build_range_check): Likewise.
16384 (extract_muldiv_1): Likewise.
16385 (fold_comparison): Likewise.
16386 * tree-vrp.c (vrp_int_const_binop): Likewise.
16387 (extract_range_from_unary_expr): Likewise.
16388 * convert.c (convert_to_integer): Likewise.
16389 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
16390 (fold_comparison): Likewise.
16391 (fold_binary): Likewise.
16392 * optabs.c (optab_for_tree_code): Likewise.
16393 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
16394 * simplify-rtx.c (simplify_const_relational_operation): Check
16395 flag_strict_overflow and flag_trapv.
16396 (simplify_const_relational_operation): Likewise.
16397 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
16398 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
16401 2007-01-27 Roger Sayle <roger@eyesopen.com>
16403 * tree.c (tree_fold_gcd): Delete.
16404 * tree.h (tree_fold_gcd): Remove prototype.
16405 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
16406 test whether one constant integer is a multiple of another. Instead
16407 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
16408 * fold-const.c (multiple_of_p): We've determined both TOP and
16409 BOTTOM are integer constants so we can call int_const_binop directly
16410 instead of the more generic const_binop.
16412 2007-01-27 Roger Sayle <roger@eyesopen.com>
16414 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
16415 1*X check that the constant hasn't overflowed, to preserve the
16417 (round_up): Provide an efficient implementation when rouding-up an
16418 INTEGER_CST to a power-of-two.
16420 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16422 * doc/sourcebuild.texi: Add comma for clarity.
16423 * doc/extend.texi: Fix some typos.
16424 * doc/passes.texi: Likewise.
16425 * doc/cppinternals.texi: Likewise.
16426 * doc/c-tree.texi: Likewise.
16427 * doc/tree-ssa.texi: Likewise.
16428 * doc/install.texi: Likewise.
16430 2007-01-27 Jan Hubicka <jh@suse.cz>
16432 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
16433 (pass_sra): Do not require alias information.
16434 * passes.c (init_optimization_passes): Add SRA
16436 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
16438 * tracer.c (rest_of_handle_tracer): We already cleaned
16439 up the CFG in tracer() so don't do it here again.
16440 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
16441 cleanup_cfg here, either. And don't call renumber_insns.
16443 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
16444 and BB_HEAD are in the insn stream here. Instead make sure
16445 that BB_INSN is valid on all insns. Also, do check here that
16446 there are no pending branch predictions...
16447 (rtl_verify_flow_info): ...instead of doing it here. Checks
16448 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
16451 2007-01-26 Roger Sayle <roger@eyesopen.com>
16453 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
16454 function to simplify/factorize operand order canonicalization.
16455 (ix86_fixup_binary_operands): Reorganize using the above function.
16456 (ix86_binary_operator_ok): Likewise.
16458 2007-01-27 Jakub Jelinek <jakub@redhat.com>
16460 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
16461 file scope from optimize_attrs.
16462 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
16464 (optimize_attrs): Clear insn_code_values after freeing it.
16466 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
16468 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
16469 a parts.base assignment.
16471 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
16473 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
16474 (compute_subscript_distance, initialize_data_dependence_relation,
16475 finalize_ddr_dependent, analyze_ziv_subscript,
16476 analyze_siv_subscript_cst_affine,
16477 compute_overlap_steps_for_affine_univar,
16478 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
16479 analyze_siv_subscript, analyze_miv_subscript,
16480 analyze_overlapping_iterations, subscript_dependence_tester_1,
16481 compute_self_dependence, free_dependence_relation): Work
16482 with affine_fn instead of chrecs.
16483 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
16484 common_affine_function, affine_function_base,
16485 affine_function_constant_p, affine_fn_op, affine_fn_plus,
16486 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
16487 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
16488 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
16489 (all_chrecs_equal_p): Removed.
16490 * tree-data-ref.h (affine_fn, conflict_function): New types.
16491 (struct subscript): Change type of conflicting_iterations_in_a
16492 and conflicting_iterations_in_b.
16494 2007-01-26 Steve Ellcey <sje@cup.hp.com>
16497 * config/pa/pa.h (TARGET_HPUX_11): New.
16498 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
16499 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
16501 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
16502 Richard Guenther <rguenther@suse.de>
16504 * tree-ssa-structalias.c (solve_graph): Handle case
16505 we merged the variable to another.
16507 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16509 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
16512 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
16513 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
16515 2007-01-25 DJ Delorie <dj@redhat.com>
16517 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
16518 allow changes to modes which don't fit in those registers.
16520 * reload1.c (choose_reload_regs): Check for invalid subregs before
16521 computing their locations, not after.
16523 2007-01-25 Geoffrey Keating <geoffk@apple.com>
16526 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
16527 save Altivec registers in an eh_return function.
16528 (compute_vrsave_mask): Likewise.
16529 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
16530 for saving Altivec registers.
16531 (rs6000_emit_prologue): Don't allocate stack twice in
16532 eh_return function. Correct expected value of altivec_save_offset
16533 when using save_world. Describe save of R0 to stack when using
16534 save_world. Describe stack pointer adjustment when using
16535 save_world. Remove duplicated eh_return parameter register saving.
16536 Update sp_offset variable after save_world.
16537 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
16539 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
16540 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
16543 2007-01-25 Steve Ellcey <sje@cup.hp.com>
16545 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
16547 2007-01-25 Steve Ellcey <sje@cup.hp.com>
16550 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
16551 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
16553 2007-01-25 Richard Guenther <rguenther@suse.de>
16555 * doc/invoke.texi (-Wcoverage-mismatch): Document.
16556 * common.opt (-Wcoverage-mismatch): New warning option.
16557 * coverage.c (get_coverage_counts): Ignore coverage mismatch
16558 if -Wcoverage-mismatch is given.
16560 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
16562 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
16563 (ipcp_driver): Change to static definition.
16564 Add dumping of the ifunctions.
16565 (constant_val_insert): Remove unused parameter. Support for SSA.
16566 (ipcp_propagate_const): Support for SSA.
16567 (ipcp_profile_bb_print): Print only analyzed nodes.
16568 (ipcp_replace_map_create): Remove support for Fortran constant
16570 * ipa-prop.c (ipa_method_modify_stmt,
16571 ipa_callsite_compute_param): Support for SSA.
16572 * ipa-prop.h (ipcp_driver): Remove declaration.
16573 (IS_VALID_TREE_MAP_INDEX): Add define.
16575 2007-01-24 Geoffrey Keating <geoffk@apple.com>
16577 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
16579 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16581 PR middle-end/30447
16582 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
16583 constant argument to cabs and do it without checking for
16584 -funsafe-math-optimizations.
16586 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
16588 * c-common.h (RID_FIRST_CXX0X): New.
16589 (RID_LAST_CXX0X): New.
16590 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
16592 * c.opt (Wc++0x-compat): New.
16593 * doc/invoke.texi (-Wc++0x-compat): Document.
16595 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16597 * builtins.c (fold_builtin_carg): New.
16598 (fold_builtin_1): Use it.
16600 2007-01-24 Jan Hubicka <jh@suse.cz>
16602 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
16604 * ipa-inline.c (initial_insns, max_insns): Delete.
16605 (compute_max_insns): New function.
16606 (cgraph_decide_inlining_of_small_function): Use it; take minimal
16607 amount of insns as base for code growth.
16608 (cgraph_decide_inlining): Make initial_insns local; do not compute
16610 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
16611 * doc/invoke.texi (inline-unit-growth): Update docs.
16613 2007-01-24 Jakub Jelinek <jakub@redhat.com>
16615 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
16616 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
16617 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
16618 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
16619 for CPUs that have PTA_CX16 set.
16621 PR middle-end/27416
16622 * gimplify.c (omp_check_private): New function.
16623 (gimplify_scan_omp_clauses): Use it for
16624 firstprivate/lastprivate/reduction.
16626 PR middle-end/30494
16627 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
16628 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
16630 PR middle-end/30421
16631 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
16632 If lower_lastprivate_clauses emits some statements, append them
16633 to dlist rather than body_p and to body_p append an initializer.
16634 (lower_omp_for): Adjust caller.
16636 2007-01-24 Steve Ellcey <sje@cup.hp.com>
16638 * target.h (globalize_decl_name): New.
16639 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
16640 * output.h (default_globalize_decl_name): New.
16641 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
16643 (globalize_decl): Ditto.
16644 (default_globalize_decl_name): New.
16645 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
16646 (ia64_handle_version_id_attribute): New.
16647 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
16648 (ia64_asm_output_external): Use globalize_decl_name instead
16649 of globalize_label.
16650 * doc/extend.texi (version_id): New pragma.
16651 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
16653 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
16655 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
16656 _uleb128_t and _Unwind_SWord with _sleb128_t.
16657 * unwind-dw2.c (extract_cie_info, execute_stack_op,
16658 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
16660 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
16661 * unwind-pe.h (read_uleb128, read_sleb128,
16662 read_encoded_value_with_base): Likewise.
16663 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
16665 2007-01-24 Richard Guenther <rguenther@suse.de>
16667 * builtins.c (expand_builtin_cexpi): Get the fndecl
16668 for cexp in the correct way.
16670 2007-01-24 Jan Hubicka <jh@suse.cz>
16672 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
16675 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
16677 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
16678 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
16679 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
16680 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
16681 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
16682 __SIZEOF_PTRDIFF_T__.
16683 * doc/cpp.texi: Documentation for the new builtin macros added.
16685 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
16687 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
16688 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
16689 instead of operands[2] to avoid access past the end of array.
16691 2007-01-24 Richard Sandiford <richard@codesourcery.com>
16693 * reload1.c (emit_reload_insns): Pass the reload register
16694 for a non-spill output reload through forget_old_reloads_1.
16696 2007-01-23 Joseph Myers <joseph@codesourcery.com>
16698 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
16699 _SOFT_DOUBLE if doubles use software floating-point.
16700 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
16701 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
16702 * config/rs6000/darwin-ldouble.c: Also compile functions for
16703 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
16704 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
16705 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
16706 commented-out long double override.
16707 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
16708 * config/rs6000/eabispe.h: Likewise.
16709 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
16710 long double for non-SPE.
16711 (rs6000_handle_option): Likewise.
16712 (invalid_e500_subreg): Disallow more subregs involding DImode,
16713 DFmode, TImode or TFmode.
16714 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
16716 (legitimate_lo_sum_address_p): Also check for TFmode for E500
16718 (rs6000_legitimize_address): Also handle TFmode for E500 double.
16719 (rs6000_legitimize_reload_address): Also handle TFmode for E500
16721 (rs6000_legitimate_address): Also check for TFmode for E500
16723 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
16724 (spe_build_register_parallel): Handle TFmode and TCmode.
16725 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
16727 (function_arg): Handle TFmode and TCmode for E500 double.
16728 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
16730 (print_operand): Handle TFmode and TImode for %y.
16731 (rs6000_generate_compare): Handle TFmode comparisons for E500
16733 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
16734 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
16735 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
16736 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
16737 TFmode for E500 double.
16738 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
16739 (floatsidf2): Enable for E500 double.
16740 (movtf_softfloat): Use rs6000_nonimmediate_operand.
16741 (extenddftf2): Change to extenddftf2_fprs.
16742 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
16743 depending on TARGET_E500_DOUBLE.
16744 (extendsftf2): Enable for E500 double.
16745 (trunctfdf2): Enable for E500 double.
16746 (trunctfsf2): Change to trunctfsf2_fprs.
16747 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
16748 depending on TARGET_E500_DOUBLE.
16749 (floatsitf2): Enable for E500 double.
16750 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
16751 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
16752 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
16753 (negtf2): Change to negtf2_internal.
16754 (negtf2): New expander.
16755 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
16756 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
16757 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
16758 (movdi_internal32): Use rs6000_nonimmediate_operand.
16759 (unnamed splitter): Likewise.
16760 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
16761 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
16762 (SPE64TF, DITI): New mode macros.
16763 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
16766 (frob_<mode>_di_2): New.
16767 (frob_tf_di_8_2): New.
16768 (frob_di_df): Change to frob_di_<mode>; allow more modes.
16770 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
16772 (frob_ti_<mode>_8_2): New.
16773 (frob_ti_tf_2): New.
16774 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
16775 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
16777 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
16778 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
16779 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
16780 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
16781 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
16782 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
16785 2007-01-23 Ian Lance Taylor <iant@google.com>
16787 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
16789 (OBJS-archive): Reformat, alphabetize.
16790 (OBJS): Change out_object_file to OBJS-md.
16792 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
16794 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
16795 JUMP_P and CALL_P predicates where applicable.
16796 * config/i386/i386.c: Ditto.
16797 * config/i386/i386.md: Ditto.
16798 * config/i386/mmx.md: Ditto.
16799 * config/i386/predicates.md: Ditto.
16801 2007-01-22 Andreas Schwab <schwab@suse.de>
16803 * config/m68k/m68k.h: Fix comment.
16805 2007-01-22 Jan Hubicka <jh@suse.cz>
16807 * passes.c (init_optimization_passes): Do not rerun
16808 pass_early_warn_uninitialized.
16810 2007-01-22 Richard Guenther <rguenther@suse.de>
16812 PR tree-optimization/30038
16813 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
16815 (execute_cse_sincos_1): Likewise.
16816 (execute_cse_sincos): Likewise.
16817 (gate_cse_sincos): Likewise.
16818 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
16819 the cexpi() canonicalization of sincos().
16820 * tree-pass.h (pass_cse_sincos): Declare.
16821 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
16823 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
16825 PR rtl-optimization/29329
16826 * combine.c (replaced_rhs_insn): Rename to i2mod.
16827 (replaced_rhs_value): Rename to i2mod_new_rhs.
16828 (i2mod_old_rhs): New global variable.
16829 (combine_instructions): Adjust for above change. Save a copy of
16830 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
16831 note are substituted in the second instruction.
16832 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
16833 ditch the note if it pertains to the second eliminated register
16834 and this register is mentioned in i2mod_old_rhs.
16837 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
16839 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
16840 the insn to which the note was originally attached.
16842 2007-01-21 Jan Hubicka <jh@suse.cz>
16844 * ipa-inline.c (inlining_mode): Comment, move up.
16845 (cgraph_decide_inlining_incrementally): Do not perform inlining
16846 itself; fix handling of flattening of self recursive functions.
16847 (cgraph_find_cycles): Remove.
16848 (cgraph_flatten_node): Remove.
16849 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
16850 (try_inline): New function.
16851 (cgraph_early_inlining): Update call of
16852 cgraph_decide_inlining_incrementally. Apply inlining here.
16853 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
16855 2007-01-21 Dirk Mueller <dmueller@suse.de>
16858 * tree-vrp.c (check_array_bounds): do not warn
16859 about ADDR_EXPR's of ARRAY_REF's which are immediately
16860 used in binary expressions.
16862 2007-01-21 Ira Rosen <irar@il.ibm.com>
16864 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
16865 read_write_dep and macros for its access.
16866 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
16867 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
16868 argument, call vect_check_interleaving for every independent pair of
16869 data-refs. Mark loads that access the same memory location as a store
16871 (vect_check_dependences): Remove.
16872 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
16873 call, fix the call to vect_analyze_data_ref_dependence.
16874 (vect_analyze_data_ref_access): For statements that access the same
16875 data-ref, check that they are not stores; for loads, check that there
16876 is no store that access the same location.
16878 2007-01-20 Roger Sayle <roger@eyesopen.com>
16879 Joseph Myers <joseph@codesourcery.com>
16881 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
16882 (-fdump-rtl-stack): Likewise.
16883 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
16884 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
16885 (-mpt-fixed): Use @minus{} for minus sign.
16886 (Using Precompiled Headers): Fix under/overfull hbox.
16888 2007-01-20 Jan Hubicka <jh@suse.cz>
16890 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
16891 place within annotation.
16893 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16895 * pa.c (output_move_double): Change array size of xoperands to 4.
16897 2007-01-20 Jan Hubicka <jh@suse.cz>
16899 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
16902 2007-01-19 Ian Lance Taylor <iant@google.com>
16904 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
16905 constant to unsigned HOST_WIDE_INT before negating.
16907 2007-01-19 Ian Lance Taylor <iant@google.com>
16909 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
16911 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
16912 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
16913 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
16914 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
16915 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
16916 (realloc_vdef, realloc_vuse): Change second parameter to
16918 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
16919 fields to unsigned.
16920 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
16921 unsigned. Change x and lim locals to unsigned.
16922 (realloc_vdef, realloc_vuse): Change num_elem parameter to
16924 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
16925 (copy_virtual_operands): Change i and n locals to unsigned.
16927 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16929 PR middle-end/29335
16930 * builtins.c (fold_builtin_1): Handle builtin fdim.
16932 2007-01-20 Jan Hubicka <jh@suse.cz>
16934 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
16935 * tree-ssa-structalias.c (compute_points_to_sets): Do call
16936 init_alias_heapvars.
16937 (init_alias_heapvars): Initialize only when not already initialized.
16938 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
16940 2007-01-19 Roger Sayle <roger@eyesopen.com>
16942 * common.opt (fsigned-zeros): New command line option.
16943 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
16944 of flag_unsafe_math_optimizations.
16945 * opts.c (set_fast_math_flags): The -ffast-math command line option
16946 implies -fno-signed-zeros.
16947 (fast_math_flags_set_p): Likewise.
16949 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
16950 the documentation of -ffast-math appropriately. Wrap long lines.
16952 2007-01-19 Steve Ellcey <sje@cup.hp.com>
16954 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
16955 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
16957 2007-01-19 Tomas Bily <tbily@suse.cz>
16959 * cgraphunit.c (cgraph_finalize_function): Updating of pid
16961 (tree_init_ic_make_global_vars): New function
16962 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
16963 (tree_gen_ic_profiler): New function
16964 (tree_gen_ic_func_profiler): New function
16965 (tree_profiling): Added calling of tree_gen_ic_func_profiler
16966 (tree_profile_hooks): Added hook for indirec/virtual calls
16967 * value-prof.c (tree_find_values_to_profile): New case for
16969 (tree_values_to_profile): Call for determining indirect/virtual
16971 (tree_indirect_call_to_profile): New function
16972 (tree_ic_transform): New function
16973 (tree_ic): New function
16974 (find_func_by_pid): New function
16975 (init_pid_map): New function
16976 (tree_value_profile_transformations): Added check for
16977 indirect/virtual call transformation
16978 * value-prof.h (enum hist_type): New counter type for
16979 indirect/virtual calls
16980 (profile_hooks): Added new hook for profiling indirect/virtual
16982 * profile.c (instrument_values): New case for indirect/virtual
16984 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
16985 (GCOV_COUNTER_V_INDIR): New counter type
16986 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
16987 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
16989 * cgraph.c: Definition of cgraph_max_pid
16990 (cgraph_create_node): Default init of pid attribute
16991 * cgraph.h: Declaration of cgraph_max_pid
16992 (struct cgraph_node): Added pid attribute
16993 * libgcov.c (__gcov_indirect_call_profiler): New function
16994 (__gcov_one_value_profiler_body): New function
16995 (__gcov_one_value_profiler): Body was moved to
16996 __gcov_one_value_profiler_body and calls it
16998 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
17000 * doc/gty.texi (Options): Document the mark_hook option to GTY.
17001 * gengtype.c (write_types_data, write_func_for_structure,
17002 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
17003 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
17004 (walk_type, write_func_for_structure): Generate the mark_hook if
17007 2007-01-19 Jan Hubicka <jh@suse.cz>
17009 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
17010 'early' argument take inlining mode argument specifying whether to
17011 inline for size/speeed or all functions; add support for flattening;
17013 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
17015 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17018 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
17019 the name of the declared identifier.
17021 2007-01-19 Dirk Mueller <dmueller@suse.de>
17023 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
17024 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
17025 duplicate evaluation.
17027 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
17029 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
17030 Macroize expander using X87MODEF12 mode macro. Extend operand 1
17031 to XFMode, use acosxf2 and truncate result to requested mode.
17032 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
17033 (asin<mode>2): Similarly, with asin expanders.
17034 (*fscalexf4_i387): Rename from *fscalexf4.
17035 (expNcorexf3): New expander.
17036 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
17037 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
17038 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
17039 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
17040 patterns for SSE math.
17041 (exp10<mode>2): Similarly, with exp10 expanders.
17042 (exp2<mode>2): Similarly, with exp2 expanders.
17043 (expm1<mode>2): Similarly, with expm1 expanders.
17044 (ldexp<mode>3): Similarly, with ldexp expanders.
17045 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
17046 Use gen_truncxf<mode>2_i387_noop to truncate result.
17048 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17050 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
17051 for ColdFire targets.
17053 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
17054 Richard Sandiford <richard@codesourcery.com>
17056 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
17057 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
17058 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
17059 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
17060 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
17061 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
17063 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17065 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
17066 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
17067 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
17068 (*adddi_dilshr32_cf): New pattern.
17069 (adddi3, subdi3): Remove first alternatives.
17071 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17073 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
17074 implemented using move.l, do not use its cc result for floating-point
17077 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17079 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
17080 from accepting 's' constraints if flag_pic.
17082 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17084 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
17085 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
17086 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
17087 condition from TARGET_68881 to TARGET_HARD_FLOAT.
17089 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
17091 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
17092 ColdFire alternatives.
17093 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
17094 * config/m68k/m68k.md (clzsi2): Define for ColdFire
17095 architectures that support ff1 instruction.
17097 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17098 Julian Brown <julian@codesourcery.com>
17100 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
17101 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
17102 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
17105 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17107 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
17109 (output_move_const_into_data_reg, output_move_simode_const): Delete.
17110 * config/m68k/m68k.c (const_method, const_int_cost): Take a
17111 HOST_WIDE_INT instead of an rtx.
17112 (m68k_rtx_costs): Update call accordingly.
17113 (output_move_const_into_data_reg): Likewise. Fix formatting.
17114 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
17116 (output_move_simode_const): Update calls after above changes.
17117 Rework to use automatic variables and predicates like MEM_P.
17118 * config/m68k/m68k.md (pushexthisi_const): Update call to
17121 2007-01-19 Dirk Mueller <dmueller@suse.de>
17123 * tree-ssa-alias.c (perform_var_substitution): Fix typo
17124 in dump_flags test.
17126 2007-01-19 Richard Guenther <rguenther@suse.de>
17128 * builtins.c (expand_builtin_cexpi): Fall back to expanding
17129 via cexp in case sincos is not available.
17131 2007-01-19 Richard Guenther <rguenther@suse.de>
17133 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
17134 * defaults.h (TARGET_HAS_SINCOS): Default to off.
17135 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
17136 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
17137 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
17138 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
17139 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
17140 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
17142 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
17144 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
17146 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
17147 (atan2xf3): Directly generate RTL pattern.
17148 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
17149 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
17150 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17151 disable patterns for SSE math.
17152 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
17153 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
17154 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17155 disable patterns for SSE math.
17157 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
17159 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
17161 2007-01-18 Roger Sayle <roger@eyesopen.com>
17163 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
17164 VIEW_CONVERT_EXPR to the same type as it's operand.
17166 2007-01-18 David Edelsohn <edelsohn@gnu.org>
17168 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
17169 configured for long double 128.
17171 2007-01-18 Mike Stump <mrs@apple.com>
17173 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
17176 2007-01-18 Michael Meissner <michael.meissner@amd.com>
17178 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
17181 2007-01-18 Jan Hubicka <jh@suse.cz>
17183 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
17184 greater than NUM_VOP_FREE_BUCKETS.
17186 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
17188 * tree-ssa-structalias.c: Update comments.
17189 (ptabitmap_obstack): Removed.
17190 (pta_obstack): New.
17191 (oldpta_obstack): Ditto.
17192 (stats): Add a few members.
17193 (struct variable_info): Remove node, complex, address_taken, and
17194 indirect_target members. Add oldsolution member.
17195 (new_var_info): Do not initialize removed members.
17196 (constraint_expr_type): Remove INCLUDES.
17197 (constraint_graph): Add size, implicit_preds, rep,
17198 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
17199 (FIRST_REF_NODE): New macro.
17200 (LAST_REF_NODE): Ditto.
17201 (FIRST_ADDR_NODE): Ditto.
17202 (find): New function.
17204 (dump_constraint): Do not handle INCLUDES.
17205 (insert_into_complex): Do not insert duplicate constraints.
17206 (condense_varmap_nodes): Renamed and rewritten into ...
17207 (merge_node_constraints): This. Also fix bug in handling of
17208 offseted copy constraints.
17209 (clear_edges_for_node): No longer need to deal with preds at all,
17210 or removing associated preds/succs.
17211 (merge_graph_nodes): Deal with indirect_cycles.
17212 Don't deal with predecessors.
17213 (add_implicit_graph_edge): New function.
17214 (add_pred_graph_edge): Ditto.
17215 (add_graph_edge): Don't deal with predecessors.
17216 (build_constraint_graph): Removed.
17217 (build_pred_graph): New function.
17218 (build_succ_graph): Ditto.
17219 (struct scc_info): Removed in_component. Added roots, dfs, and
17220 node_mapping. Remove visited_index, unification_queue.
17221 (scc_visit): Deal with union-find we do now.
17222 Deal with cycles with REF nodes.
17223 (collapse_nodes): Renamed and rewritten to ...
17224 (unify_nodes): This.
17225 (process_unification_queue): Removed.
17226 (topo_visit): Cleanup
17227 (do_da_constraint): Use find.
17228 (do_sd_constraint): Ditto.
17229 (do_ds_constraint): Ditto.
17230 (do_complex_constraint): Ditto.
17231 (init_scc_info): Update for removed and added members.
17232 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
17233 (find_indirect_cycles): This.
17234 (equivalence_class): New variable.
17235 (label_visit): New function.
17236 (perform_variable_substitution): Rewritten.
17237 (free_var_substitution_info): New function.
17238 (find_equivalent_node): Ditto.
17239 (move_complex_constraints): Ditto.
17240 (eliminate_indirect_cycles): Ditto.
17241 (solve_graph): Only propagate changed bits.
17242 Use indirect cycle elimination.
17244 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
17245 (tree_id_eq): Renamed to ...
17246 (tree_vi_eq): This. Update for member change
17247 (insert_id_for_tree): Renamed and rewritten to ...
17248 (insert_vi_for_tree): This.
17249 (lookup_id_for_tree): Renamed and rewritten to ...
17250 (lookup_vi_for_tree): This.
17251 (get_id_for_tree): Renamed and rewritten to ...
17252 (get_vi_for_tree): Ditto.
17253 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
17254 (process_constraint): Don't handle INCLUDES.
17255 Remove special ADDRESSOF case.
17256 (find_func_aliases): Rewrite to use vi functions instead of id
17258 (create_function_info_for): Ditto.
17259 (create_variable_info_for): Ditto.
17260 (intra_create_variable_infos): Ditto.
17261 (merge_smts_into): Ditto.
17262 (find_what_p_points_to): Ditto.
17263 (init_base_vars): Ditto.
17264 (init_alias_vars): Ditto.
17265 (remove_preds_and_fake_succs): New function.
17266 (dump_sa_points_to_info): Dump new stats.
17267 (dump_solution_for_var): Use find.
17268 (set_used_smts): Fix formatting.
17269 (compute_points_to_sets): Updated for new functions.
17270 (ipa_pta_execute): Ditto.
17272 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17273 Richard Sandiford <richard@codesourcery.com>
17275 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
17277 * calls.c (expand_call): If the return value is a PARALLEL,
17278 extract its first member.
17279 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
17280 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
17281 use FUNCTION_EXTRA_EPILOGUE.
17282 (m68k_function_value): Return a PARALLEL if the return value
17283 is of a pointer type.
17284 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
17285 (FUNCTION_EXTRA_EPILOGUE): Remove.
17286 * config/m68k/m68k.md (D0_REG): New constant.
17288 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17290 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
17291 output a NOP for empty epilogues.
17293 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17295 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
17296 before function. Extend register save check to include all
17297 registers, not just integer ones.
17299 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17301 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
17302 (m68k_use_return_insn): ...this.
17303 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
17304 * config/m68k/m68k.c (use_return_insn): Rename to...
17305 (m68k_use_return_insn): ...this.
17306 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
17307 of USE_RETURN_INSN.
17309 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17311 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
17312 nearest even, fix denormal rounding overflow.
17314 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17316 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
17317 f%$smove and f%$move.
17318 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
17319 (extendsfdf2_cf): Use fdmove instead of f%&move.
17320 (truncdfsf2_cf): Use fsmove instead of f%$smove.
17321 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
17323 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17325 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
17328 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17330 * real.h (real_format): Add a canonical_nan_lsbs_set field.
17331 (coldfire_single_format): Declare.
17332 (coldfire_double_format): Likewise.
17333 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
17334 of qnan_msb_set to determine the lower bits of a canonical
17336 (encode_ieee_double): Likewise.
17337 (encode_ieee_quad): Likewise.
17338 (ieee_single_format): Initialize canonical_nan_lsbs_set.
17339 (mips_single_format): Likewise.
17340 (ieee_double_format): Likewise.
17341 (mips_double_format): Likewise.
17342 (ieee_extended_motorola_format): Likewise.
17343 (ieee_extended_intel_96_format): Likewise.
17344 (ieee_extended_intel_128_format): Likewise.
17345 (ieee_extended_intel_96_round_53_format): Likewise.
17346 (ibm_extended_format): Likewise.
17347 (mips_extended_format): Likewise.
17348 (ieee_quad_format): Likewise.
17349 (mips_quad_format): Likewise.
17350 (vax_f_format): Likewise.
17351 (vax_d_format): Likewise.
17352 (vax_g_format): Likewise.
17353 (i370_single_format): Likewise.
17354 (i370_double_format): Likewise.
17355 (decimal_single_format): Likewise.
17356 (decimal_double_format): Likewise.
17357 (decimal_quad_format): Likewise.
17358 (c4x_single_format): Likewise.
17359 (c4x_extended_format): Likewise.
17360 (real_internal_format): Likewise.
17361 (coldfire_single_format): New real_format.
17362 (coldfire_double_format): Likewise.
17363 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
17364 canonical_nan_lsbs_set.
17365 (pdp11_d_format): Likewise.
17366 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
17367 if TARGET_COLDFIRE_CPU.
17369 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17371 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
17372 (output_call, m68k_legitimize_call_address): Declare.
17373 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
17374 parenthesees. Add support for a 'W' constraint.
17375 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
17376 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
17377 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
17378 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
17380 (override_options): Initialize them. Do not set flag_no_function_cse
17381 for TARGET_ID_SHARED_LIBRARY.
17382 (m68k_output_pic_call): Delete.
17383 (m68k_legitimize_call_address): New function.
17384 (print_operand): Remove the %o prefix. Handle the %p prefix.
17385 (output_call): New function.
17386 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
17387 target address from the GOT if symbolic jumps are not allowed.
17388 * config/m68k/m68k.md (call, general_operand): Do not set
17389 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
17390 Merge separate flag_pic and !flag_pic define_insns into...
17391 (*call, *call_value): ...these new patterns. Match the address
17392 rather than the containing MEM and require it to be a call_operand.
17393 Use output_call to generate the asm template.
17394 * config/m68k/predicates.md (const_call_operand): New predicate.
17395 (call_operand): Likewise.
17397 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17399 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
17400 (STACK_GROWS_DOWNWARD): Define to 1.
17401 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
17402 comments, emphasizing that these values are only defaults.
17403 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
17404 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
17406 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17408 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
17410 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17411 Richard Sandiford <richard@codesourcery.com>
17413 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
17414 (FP_REGNO_P): New macros.
17415 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
17416 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
17417 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
17418 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
17420 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17422 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17423 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
17425 * config/m68k/t-floatlib: New file, extracting common code from...
17426 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
17427 * config/m68k/t-uclinux: Here.
17428 * config/m68k/fpgnulib.c: Do not compile extendeed precision
17429 routines on ColdFire targets.
17431 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17433 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17434 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
17435 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
17436 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
17437 explicitly set MOTOROLA to 1.
17438 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
17440 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17441 Nathan Sidwell <nathan@codesourcery.com>
17443 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
17444 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
17445 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
17446 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
17447 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
17448 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
17449 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
17450 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
17451 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
17452 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
17453 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
17454 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
17455 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
17456 (DBX_REGISTER_NUMBER): Delete.
17457 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
17458 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
17459 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
17461 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17463 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
17464 * config/flat.h: New file.
17465 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
17466 OBJECT_FORMAT_FLAT.
17467 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
17468 indirect references for -msep-data or -mid-shared-library.
17469 Do not use PC-relative code addresses either.
17470 * config/m68k/m68k.c (override_options): Restrict -fPIC error
17472 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
17473 for shared libraries and crt1.o for executables. Use crti.o and
17475 (ENDFILE_SPEC): Use crtend.o and crtn.o.
17476 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
17477 Do not add -elf2flt or -shared-lib-id options here.
17478 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
17479 Pass -shared-lib-id if -mid-shared-library, taking the library
17480 identifier from -mshared-library-id if given, otherwise
17482 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
17483 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
17484 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
17485 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
17486 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
17487 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
17489 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
17490 jump sequence for ISA A and ISA A+.
17491 (PICJUMP): Likewise.
17493 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17495 * config.gcc (m68k-*-uclinux*): Base the port on the common
17496 and m68k GNU/Linux files rather than on the generic ELF ones.
17497 * config/m68k/uclinux.h (TARGET_VERSION): Override.
17498 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
17500 2007-01-18 Julian Brown <julian@codesourcery.com>
17501 Richard Sandiford <richard@codesourcery.com>
17503 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
17504 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
17505 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
17507 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
17508 80 unconditionally.
17509 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
17511 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17513 * doc/install.texi: Document m68k-uclinuxoldabi.
17514 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
17515 * config/m68k/uclinux-oldabi.h: New file, copied from
17516 config/m68k/uclinux.h.
17518 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
17520 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
17521 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
17522 (m32r_compute_frame_size): Use unsigned for regno.
17523 (m32r_reload_lr): Use gen_frame_mem.
17525 (m32r_output_function_epilogue): Don't output the function epilogue
17527 (m32r_expand_epilogue): New.
17528 (direct_return): Return false if the function has the interrupt
17530 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
17531 * config/m32r/m32r.md (epilogue): New expander.
17532 (return_lr, return_rte): New insns.
17533 (return): Make it expander.
17534 (return_normal): New expander.
17536 2007-01-18 Josh Conner <jconner@apple.com>
17539 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
17540 support for UNLE, UNLT, UNGE, and UNGT.
17542 2007-01-18 Jan Hubicka <jh@suse.cz>
17544 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
17545 * tree-tailcall (add_virtual_phis): Likewise.
17546 (optimize_tail_call): Return TODOs.
17547 (execute_tail_calls): Return TODOs.
17548 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
17549 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
17551 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
17552 Cleanup cfg using TODO.
17553 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
17554 * passes.c (execute_function_todo): When cleanup did something, remove
17556 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
17557 (make_edges): Don't cleanup_cfg.
17559 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
17561 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
17562 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
17563 operate on the top of stack.
17564 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
17565 register handling of instructions that output to the second
17567 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
17568 (move_for_stack_reg): Special-case check for dead destination
17569 stack slot for constant load of 1.0 inside UNSPEC_TAN.
17571 * config/i386/i386.md (UNSPEC_TAN): New constant.
17572 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
17573 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
17574 to correctly model move of constant 1.0 to top stack slot.
17575 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
17576 (unnamed peephole2 pattern): Remove corresponding peephole2
17577 pattern that optimizes tan insn and loading of constant 1.0.
17578 (tanxf2): Use fptanxf4_i387.
17579 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
17580 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
17581 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17582 disable patterns for SSE math.
17583 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
17584 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
17586 2007-01-18 Dirk Mueller <dmueller@suse.de>
17587 Richard Guenther <rguenther@suse.de>
17590 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
17591 * common.opt (Warray-bounds): Add new warning option.
17592 * c-opts.c (c_common_handle_option): Define -Warray-bounds
17594 * Makefile.in: make tree-vrp.o depend on toplev.h
17595 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
17597 (check_array_refs, check_array_bounds, check_array_ref): New.
17599 2007-01-18 Jan Hubicka <jh@suse.cz>
17601 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
17602 (execute_ssa_ccp): Return flags conditionally.
17603 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
17605 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
17607 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
17609 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
17610 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
17612 * Makefile.c (GTFILES): Add cfglayout.h.
17613 * gengtype.c (open_base_files): Likewise.
17614 * cfglayout.c (cfg_layout_function_footer,
17615 cfg_layout_function_header) Reindent to make gengtype happy.
17616 * cfglayout.h (cfg_layout_function_footer,
17617 cfg_layout_function_header): Add GTY(()) marker.
17619 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
17621 2007-01-18 Ben Elliston <bje@au.ibm.com>
17623 * genautomata.c (write_automata): Include xstrerror output in the
17624 error message if writing the DFA description file fails.
17626 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
17628 * config/mips/mips-protos.h (mips_output_external): Make it
17630 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
17631 * config/mips/mips.c (irix_output_external_libcall): Likewise.
17632 (extern_list): Likewise.
17633 (extern_head): Likewise.
17634 (TARGET_ASM_FILE_END): Likewise.
17635 (mips_file_end): Likewise.
17636 (mips_output_external): Rewritten.
17638 2007-01-18 Ben Elliston <bje@au.ibm.com>
17640 * genpreds.c (write_insn_preds_c): Only write out the function
17641 body for regclass_for_constraint if we have register constraints.
17643 2007-01-17 Tom Tromey <tromey@redhat.com>
17645 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
17646 * doc/install.texi (Testing): Use sourceware.org.
17647 (Binaries): Likewise.
17648 (Specific): Likewise.
17649 * doc/contrib.texi (Contributors): Use sourceware.org.
17651 2007-01-17 Anatoly Sokolov <aesok@post.ru>
17653 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
17654 (AVR_ENHANCED): Rename to ...
17655 (AVR_HAVE_MUL): ... new.
17656 (avr_enhanced_p): Rename to ...
17657 (avr_have_mul_p): ... new.
17658 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
17659 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
17660 * config/avr/avr.c (avr_enhanced_p): Rename to ...
17661 (avr_have_mul_p): ... new.
17662 (base_arch_s): Rename 'enhanced' to 'have_mul'.
17663 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
17664 'avr_enhanced_p' and 'enhanced'.
17665 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
17666 AVR_HAVE_MUL instead of AVR_ENHANCED.
17667 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
17668 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
17669 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
17670 instead of AVR_ENHANCED.
17671 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
17672 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
17673 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
17675 2007-01-17 Ian Lance Taylor <iant@google.com>
17677 * vec.h (VEC_reserve_exact): Define.
17678 (vec_gc_p_reserve_exact): Declare.
17679 (vec_gc_o_reserve_exact): Declare.
17680 (vec_heap_p_reserve_exact): Declare.
17681 (vec_heap_o_reserve_exact): Declare.
17682 (VEC_OP (T,A,reserve_exact)): New static inline function, three
17684 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
17685 negative parameter.
17686 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
17687 (VEC_OP (T,A,copy)) [all versions]: Likewise.
17688 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
17689 * vec.c (calculate_allocation): Add exact parameter. Change all
17691 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
17692 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
17693 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
17694 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
17695 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
17696 (vec_heap_p_reserve_exact): New function.
17697 (vec_heap_o_reserve_exact): New function.
17699 2007-01-17 Jan Hubicka <jh@suse.cz>
17701 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
17703 2007-01-17 Eric Christopher <echristo@apple.com>
17705 * config.gcc: Support core2 processor.
17707 2007-01-16 Jan Hubicka <jh@suse.cz>
17709 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
17710 the names, just unlink the chain so we don't crash on dangling
17714 2007-01-16 Jan Hubicka <jh@suse.cz>
17716 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
17717 * tree-pass.h: Reorder to make IPA passes appear toegher.
17718 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
17720 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
17721 parameters, do not call early inliner.
17722 * ipa-inline.c: Update comments. Include tree-flow.h
17723 (cgraph_decide_inlining): Do not compute inlining parameters.
17724 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
17725 be called with function context set up.
17726 (pass_ipa_inline): Remove unreachable functions before pass.
17727 (cgraph_early_inlining): Simplify assuming to be called from the
17729 (pass_early_inline): New pass.
17730 (cgraph_gate_ipa_early_inlining): New gate.
17731 (pass_ipa_early_inline): Turn into simple wrapper.
17732 (compute_inline_parameters): New function.
17733 (gate_inline_passes): New gate.
17734 (pass_inline_parameters): New pass.
17735 (apply_inline): Move here from tree-optimize.c
17736 (pass_apply_inline): New pass.
17737 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
17739 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
17740 doing them by hand.
17741 (tree_function_versioning): Do not allocate dummy struct function.
17742 * tree-inline.h (optimize_inline_calls): Update prototype.
17743 * tree-optimize.c (execute_fixup_cfg): Export.
17744 (pass_fixup_cfg): Remove
17745 (tree_rest_of_compilation): Do not apply inlines.
17746 * tree-flow.h (execute_fixup_cfg): Declare.
17747 * Makefile.in (gt-passes.c): New.
17748 * passes.c: Include gt-passes.h
17749 (init_optimization_passes): New passes.
17750 (nnodes, order): New static vars.
17751 (do_per_function_toporder): New function.
17752 (execute_one_pass): Dump current pass here.
17753 (execute_ipa_pass_list): Don't dump current pass here.
17755 2007-01-16 Janis Johnson <janis187@us.ibm.com>
17757 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
17758 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
17760 2007-01-16 David Edelsohn <edelsohn@gnu.org>
17762 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
17763 (strong_alias): Define.
17764 (__gcc_qmul): Provide non-FMA for soft-float.
17765 (__gcc_qdiv): Same.
17770 (__gcc_qunord): New.
17780 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
17781 soft-float functions.
17782 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
17783 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
17784 about long double soft float.
17786 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
17787 Tehila Meyzels <tehila@il.ibm.com>
17789 * tree-vectorizer.h (is_pattern_stmt_p): New.
17790 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
17791 formatting (tabs instead of spaces). Cleanup and clarify setting
17792 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
17793 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
17794 (vectorizable_type_demotion): Check that types are integral.
17795 (vectorizable_type_promotion): Likewise.
17796 (vectorizable_store): Fix typo. Eliminate new-line at end of
17799 2007-01-16 Jan Hubicka <jh@suse.cz>
17801 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
17804 2007-01-15 Eric Christopher <echristo@apple.com>
17806 * ifcvt.c: Include vec.h, vecprim.h.
17807 (check_cond_move_block): New argument regs.
17808 Reorganize. Add registers used to regs.
17809 (cond_move_process_if_block): Use regs set above as
17812 2007-01-15 Eric Christopher <echristo@apple.com>
17814 * config/darwin.h: Update copyright.
17815 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
17816 (LINK_COMMAND_SPEC): Add -u.
17817 (LINK_SPEC): Fix umbrella for above.
17819 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
17821 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
17824 2007-01-15 Tom Tromey <tromey@redhat.com>
17826 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
17827 * doc/install.texi (Testing): Don't mention jacks.
17828 (Configuration): Document --enable-java-maintainer-mode. Move
17829 --with-java-home to libgcj-specific section. Document
17831 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
17833 2007-01-15 Jan Hubicka <jh@suse.cz>
17835 * tree-ssa-dce.c (DCE_TODOs): New.
17836 (propagate_necessity): Return if something changed.
17837 (eliminate_unnecessary_stmts): Likewise.
17838 (perform_tree_ssa_dce): Return TODO flags when needed.
17839 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
17841 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
17843 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
17844 (fyl2x_extend<mode>xf3_i387): New insn pattern.
17845 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
17846 patterns using X87MODEF12 mode macro. Extend operand 1
17847 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
17848 (log10<mode>2): Ditto.
17849 (log2<mode>2): Ditto.
17850 (log1p<mode>2): Ditto.
17851 (logb<mode>2): Ditto.
17852 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
17853 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
17854 (*fxtractxf3_i387): Rename from *fxtractxf3.
17855 (fxtract_extend<mode>xf3_i387): New insn pattern.
17856 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
17857 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
17858 and gen_fyl2xxf3_i387().
17860 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
17862 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
17863 * cfgloopmanip.c (fix_loop_placement): Made static. Use
17864 get_loop_exit_edges. Changed return type to bool.
17865 * cfgloop.h (fix_loop_placement): Declaration removed.
17867 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
17869 * param.h (MIN_VECT_LOOP_BOUND): New.
17870 * params.def (MIN_VECT_LOOP_BOUND): New.
17871 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
17872 argument - minimum threshold for number of iterations.
17873 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
17874 argument to declaration.
17875 * tree-vect-analyze.c (vect_analyze_operations): Check value of
17876 MIN_VECT_LOOP_BOUND.
17877 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
17878 slpeel_tree_peel_loop_to_edge with additional argument.
17879 (vect_do_peeling_for_alignment): Likewise.
17880 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
17882 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
17885 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
17886 operands of size 1.
17888 2007-01-14 Jan Hubicka <jh@suse.cz>
17890 * tree-dfa.c (remove_referenced_var): New function.
17891 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
17892 prune referenced vars list too.
17893 * tree-flow.h (remove_referenced_var): Declare.
17895 2007-01-14 Jan Hubicka <jh@suse.cz>
17897 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
17899 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
17900 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
17901 * except.h (verify_eh_throw_table_statements): Kill prototype.
17902 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
17903 into call exrepssions.
17904 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
17906 * tree-cfg.c: Include pointer-set.h.
17907 (verify_node_sharing): Work on pointer set.
17908 (verify_eh_throw_stmt_node): New.
17909 (verify_stmts): Use pointers sets, verify throw_stmt.
17911 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
17913 * ipa-reference.c (analyze_function): Consider also addresses taken
17916 2007-01-12 Roger Sayle <roger@eyesopen.com>
17918 * c-typeck.c (null_pointer_constant_p): Replace use of
17919 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17920 (build_c_cast): Likewise.
17922 2007-01-12 Roger Sayle <roger@eyesopen.com>
17924 * tree.h (force_fit_type_double): Remove unused final argument.
17925 * c-common.c (constant_expression_warning): Replace use of
17926 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17927 (convert_and_check): Likewise.
17928 (shorten_compare): Update call to force_fit_type_double.
17929 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
17930 * convert.c (convert_to_pointer): Update call to
17931 force_fit_type_double.
17932 * fold-const.c (force_fit_type_double): Remove overflowed_const
17934 (int_const_binop, fold_convert_const_int_from_int,
17935 fold_convert_const_int_from_real, fold_div_compare,
17936 fold_sign_changed_comparison, fold_unary, fold_negate_const,
17937 fold_abs_const, fold_not_const): Remove the final argument from
17938 calls to force_fit_type_double.
17940 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
17942 * configure.ac: Set insn to "nop" for spu-*-* also.
17943 * configure: Regenerate.
17945 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
17947 * builtins.def : Add BUILT_IN_FREE.
17949 2007-01-12 Jan Hubicka <jh@suse.cz>
17951 PR tree-optimization/30443
17952 * tree-inline.c (tree_function_versioning): Do not optimize when
17953 cloning for inlining.
17955 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
17957 * doc/loop.texi: Document recording of loop exits.
17958 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
17959 (update_single_exits_after_duplication,
17960 update_single_exit_for_duplicated_loop,
17961 update_single_exit_for_duplicated_loops): Removed.
17962 (duplicate_loop_to_header_edge): Do not call
17963 update_single_exits_after_duplication and
17964 update_single_exit_for_duplicated_loops.
17965 (loop_version): Do not update single_exit information.
17966 (fix_loop_structure): Use record_loop_exits instead of
17967 mark_single_exit_loops.
17968 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
17969 the lists of loop exits.
17970 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
17971 split_edge, merge_blocks): Update the lists of loop exits.
17972 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
17973 loop_optimizer_init.
17974 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
17975 of mark_single_exit_loops.
17976 (loop_optimizer_finalize): Call release_recorded_exits.
17977 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
17978 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
17979 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
17980 update single exit information.
17981 * lambda-code.c (perfect_nestify): Ditto.
17982 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
17983 (mark_single_exit_loops): Removed.
17984 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
17985 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
17986 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
17988 (get_loop_exit_edges, single_exit): Use recorded exit lists.
17989 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
17990 (verify_loop_structure): Verify consistency of the exit lists.
17991 (flow_loops_find): Use alloc_loop. Initialize exits hash.
17992 (set_single_exit): Removed.
17993 * cfgloop.h (struct loop_exit): New function.
17994 (struct loop): single_exit_ field replaced by exits field.
17995 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
17996 LOOPS_HAVE_RECORDED_EXITS.
17997 (struct loops): Added exits hash.
17998 (mark_single_exit_loops, set_single_exit): Declaration removed.
17999 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
18001 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18003 * doc/invoke.texi: Avoid use of @headitem.
18005 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18007 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
18009 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18011 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
18014 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
18015 Richard Sandiford <richard@codesourcery.com>
18017 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
18018 * config/m68k/m68k.opt: Resort options.
18019 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
18021 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
18022 Richard Sandiford <richard@codesourcery.com>
18024 * doc/invoke.texi: Document the macros that are defined by
18025 m68k's -mtune and -mhard-float options.
18026 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
18027 (m68k_cpp_cpu_family): Likewise.
18028 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
18029 of __ucfv*__ macros. Define __mcffpu__ if generating code for
18030 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
18031 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
18032 (m68k_cpp_cpu_family): Likewise.
18034 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18036 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
18037 macros besides mc68000 as tuning macros. Use a switch statement
18038 to set them and mcpu32.
18040 2007-01-12 Julian Brown <julian@codesourcery.com>
18042 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
18043 (TARGET_68040_ONLY): Rename to...
18044 (TARGET_68040): ...this.
18045 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
18046 * config/m68k/m68k.md: Likewise.
18048 2007-01-12 Julian Brown <julian@codesourcery.com>
18049 Nathan Sidwell <nathan@codesourcery.com>
18050 Richard Sandiford <richard@codesourcery.com>
18052 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
18053 the -mcpu= argument associated with the --with-cpu setting.
18054 Define M68K_DEFAULT_TUNE to the default -mtune= option,
18055 if different from the one implied by the -mcpu setting.
18056 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
18057 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
18058 * doc/invoke.texi: Mention ColdFire in the introduction to the
18059 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
18060 -mno-div and -mhard-float options. Make -m68881 a synonym for
18061 -mhard-float. Document the previously-undocumented -m5206e,
18062 -m528x, -m5307 and -m5407 options. Tweak the existing option
18063 documentation for consistency.
18064 * doc/install.texi: Mention new --with-cpu arguments.
18065 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
18066 default CPU if neither -mcpu nor -march are specified.
18067 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
18068 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
18069 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
18070 using m68k_tune to decide between families that implement the
18071 same ISA. Use m68k_tune to set __mcfv4e__.
18072 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
18073 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
18074 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
18075 (FL_ISA_C, FL_ISA_MMU): New macros.
18076 (MASK_COLDFIRE): Delete.
18077 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
18078 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
18079 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
18080 (TARGET_HARD_FLOAT): Do not define here.
18081 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
18082 (TUNE_68000): New macro.
18083 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
18084 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
18085 (TUNE_CFV2): Redefine in terms of m68k_tune.
18086 (uarch_type, target_device, fpu_type): New enums.
18087 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
18088 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
18089 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
18090 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
18091 (FL_FOR_isa_c): New macros.
18092 (m68k_isa): New enum.
18093 (m68k_target_selection): New structure.
18094 (all_devices, all_isas, all_microarchs): New tables.
18095 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
18096 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
18097 (MASK_ALL_CPU_BITS): Delete.
18098 (m68k_find_selection): New function.
18099 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
18100 Map the legacy target options to a combination of the new ones.
18101 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
18102 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
18103 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
18105 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
18106 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
18108 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
18109 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
18110 * config/m68k/m68k-devices.def: New file.
18112 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18113 Nathan Sidwell <nathan@codesourcery.com>
18115 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
18116 (SUBTARGET_EXTRA_SPECS): New macros.
18117 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
18118 use %(asm_cpu_spec) instead.
18119 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
18120 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
18121 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
18122 (EXTRA_SPECS): Rename to...
18123 (SUBTARGET_EXTRA_SPECS): ...this.
18125 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
18126 Richard Sandiford <richard@codesourcery.com>
18127 Julian Brown <julian@codesourcery.com>
18129 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
18130 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
18131 to the configuration's default CPU.
18132 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
18133 Remove default masks.
18134 (m680[012]0-*-*): Set the default with_cpu to the first part of
18136 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
18137 (m68k*-*-linux): Extend the --with-cpu handling to...
18138 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
18139 and m68010. Don't set target_cpu_default2.
18140 * doc/install.texi: Document --with-cpu for m68k.
18141 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
18142 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
18143 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
18144 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
18145 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
18146 (ASM_SPEC): Remove use of %(asm_cpu_default).
18147 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
18148 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
18149 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
18150 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
18151 __HAVE_FPU__ if TARGET_HARD_FLOAT.
18152 (TARGET_DEFAULT): Delete.
18153 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
18154 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
18155 (CPP_CPU_SPEC): Delete.
18156 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
18157 the appropriate string.
18158 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
18159 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
18160 (ASM_SPEC): Don't use %(asm_default_spec).
18161 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
18162 TARGET_DEFAULT and add MASK_68881.
18163 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
18165 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18167 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
18168 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
18169 MASK_68010 alongside MASK_68020.
18170 * doc/invoke.texi: Document -m68010.
18171 * config/m68k/m68k.opt (m68010): New.
18172 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
18174 (TUNE_68010): New macro.
18175 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
18176 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
18177 (M68K_CPU_m68332): Add MASK_68010.
18178 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
18179 fallback definition.
18180 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
18182 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
18183 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
18184 to all entries that use MASK_68020.
18185 (output_move_simode_const, output_move_himode, output_move_qimode)
18186 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
18187 instead of TARGET_68020 to select clr behavior. Remove comment
18188 about there being no TARGET_68010.
18189 * config/m68k/m68k.md: Likewise throughout.
18191 2007-01-12 Julian Brown <julian@codesourcery.com>
18193 * config/m68k/m68k.h (TARGET_ISAB): New macro.
18194 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
18195 * config/m68k/m68k.md: Likewise.
18197 2007-01-12 Julian Brown <julian@codesourcery.com>
18199 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
18200 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
18202 2007-01-12 Julian Brown <julian@codesourcery.com>
18204 * config/m68k/m68k.h (TUNE_68040_60): New macro.
18205 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
18206 * config/m68k/m68k.md: Likewise.
18208 2007-01-12 Julian Brown <julian@codesourcery.com>
18209 Richard Sandiford <richard@codesourcery.com>
18211 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
18212 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
18213 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
18215 (TARGET_CPU32): Rename to...
18216 (TUNE_CPU32): ...this.
18217 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
18218 (TUNE_CFV2): New macros.
18219 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
18220 remove conditions that are implied by TARGET_68020.
18221 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
18222 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
18223 (m68k_output_function_epilogue): Likewise.
18224 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
18225 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
18226 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
18227 non-68000 timings. Refactor multiplication and division costs.
18228 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
18229 TUNE_CPU32 instead of TARGET_CPU32.
18230 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
18231 and TUNE_68060 instead of TARGET_68060.
18232 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
18233 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
18235 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
18236 && !TARGET_COLDFIRE" to choose between moveq and clr.
18237 Likewise in the unnamed movsf pattern.
18238 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
18239 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
18242 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18244 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
18245 of tabbing before backslashes.
18247 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18249 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
18250 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
18251 (ASM_OUTPUT_INTERNAL_LABEL): Define.
18253 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
18255 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
18256 find_interesting_uses_cond.
18257 (find_interesting_uses_cond): Use extract_cond_operands.
18258 (rewrite_use_compare): Use extract_cond_operands and
18259 force_gimple_operand_bsi. Do not call update_stmt.
18260 (determine_use_iv_cost_condition): Use extract_cond_operands.
18261 Return cheaper of using original bound and changing the exit bound.
18263 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
18265 PR tree-optimization/29516
18266 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
18267 most_expensive_mult_to_index, addr_to_parts,
18268 create_mem_ref, maybe_fold_tmr): Make the type of
18269 fields of TARGET_MEM_REF sizetype.
18270 (move_fixed_address_to_symbol, move_pointer_to_base):
18272 * tree.def (TARGET_MEM_REF): Add comment on types of
18275 2007-01-11 Joseph Myers <joseph@codesourcery.com>
18277 * c-common.c (vector_types_convertible_p): Treat opaque types as
18278 always convertible if they have the same size, but not otherwise.
18280 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
18282 * ifcvt.c (struct noce_if_info): Add comments to the fields.
18283 Remove the b_unconditional field.
18284 (noce_try_sign_mask): Do not look at b_unconditional.
18285 (noce_process_if_block): Do not use merge_if_blocks. Update
18286 the CFG here. Do not set b_unconditional.
18287 (cond_move_process_if_block): Likewise.
18288 (find_cond_trap): Likewise.
18289 (check_cond_move_block): Require simple jump insns at the end
18290 of the basic block.
18292 2007-01-11 Jan Hubicka <jh@suse.cz>
18294 PR tree-optimization/1046
18295 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
18296 when alias info is not ready.
18297 (pass_tail_recursion): Do not require aliasing.
18298 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
18299 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
18300 * tree-ssa-copy.c (pass_copy_prop): Likewise.
18301 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
18302 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
18303 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
18304 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
18306 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
18307 When aliasing is not build, mark statement as volatile.
18309 2007-01-11 Tom Tromey <tromey@redhat.com>
18311 PR preprocessor/15185, PR preprocessor/20989:
18312 * doc/cppopts.texi <-MT>: Update description of algorithm for
18313 computing default target.
18314 <-M, -MD>: Reword "basename" text.
18316 2007-01-11 Roger Sayle <roger@eyesopen.com>
18318 * builtins.c (expand_builtin_pow, expand_builtin_powi,
18319 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
18320 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
18321 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
18322 fold_builtin_bswap, real_constp, fold_builtin_pow,
18323 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
18324 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
18325 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
18326 * convert.c (convert_to_pointer): Likewise.
18327 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
18328 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
18329 const_binop, fold_convert_const_int_from_int,
18330 fold_convert_const_int_from_real,
18331 fold_convert_const_real_from_real, sign_bit_p,
18332 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
18333 fold_sign_changed_comparison, fold_unary, fold_comparison,
18334 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
18335 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
18336 * print-tree.c (print_node_brief, print_node): Likewise.
18337 * stor-layout.c (place_field, layout_type): Likewise.
18338 * tree-chrec.c (keep_cast): Likewise.
18339 * tree.c (build_vector, build_real, build_real_from_int_cst,
18340 build_complex): Likewise.
18342 2007-01-11 Roger Sayle <roger@eyesopen.com>
18344 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
18345 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
18347 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
18349 * configure.ac (strict1_warn): Rename to strict_warn.
18350 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
18351 cc_set_by_configure, quoted_cc_set_by_configure,
18352 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
18353 all_boot_languages, all_stagestuff): Remove.
18354 (target_list): Remove bootstrap targets.
18355 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
18356 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
18357 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
18358 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
18359 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
18360 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
18361 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
18362 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
18363 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
18364 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
18365 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
18366 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
18367 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
18368 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
18369 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
18370 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
18371 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
18372 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
18373 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
18374 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
18375 (mostlyclean): Adjust.
18376 (clean, distclean): Don't mention bootstrap stuff.
18377 * configure: Regenerate.
18378 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
18379 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
18380 treelang/config-lang.in (stagestuff): Remove.
18381 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
18382 stageprofile, stagefeedback, stagestuff): Remove mention.
18384 2007-01-11 Nick Clifton <nickc@redhat.com>
18386 * config/mcore/predicates.md (mcore_general_movesrc_operand):
18388 (mcore_general_movdst_operand): Do not accept CONST_INTs.
18389 (mcore_arith_K_S_operand): Run the test for the S constraint not
18390 the test for the M constraint.
18391 (mcore_addsub_operand): Do not accept integer values that are
18392 larger than 32 bits.
18393 * config/mcore/mcore.md: Remove unused constraints from split.
18394 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
18395 (addsi3): Likewise.
18396 (allocate_stack): Likewise.
18397 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
18398 operands to 32 bits.
18399 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
18401 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
18402 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
18403 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
18404 mcore_output_bclri, mcore_output_andn, output_inline_const,
18405 mcore_output_move, mcore_output_movedouble): Likewise.
18406 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
18407 (output_inline_const): Likewise.
18408 (output_inline_const): Fix format strings used in sprintf
18410 * config/mcore/mcore-protos.h: Update prototypes for changed
18411 functions in mcore.c.
18412 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
18413 HOST_WIDE_INT and not int.
18414 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
18415 CONST_OK_FOR_N): Likewise.
18416 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
18417 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
18420 2007-01-10 Jan Hubicka <jh@suse.cz>
18422 * tree-vrp.c (remove_range_assertions): Release defs.
18423 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
18424 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
18426 2007-01-10 Paul Brook <paul@codesourcery.com>
18428 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
18429 * config/arm/arm.md (mulsi3subsi): New insn.
18431 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
18433 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
18434 (tree_transform_and_unroll_loop): New.
18435 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
18438 2007-01-10 Robert Kennedy <jimbob@google.com>
18440 * fold-const.c (fold_comparison): Fold comparisons like (x *
18441 1000 < 0) to (x < 0).
18443 2007-01-10 Ian Lance Taylor <iant@google.com>
18445 * tree-pretty-print.c (dump_generic_node): Print parentheses when
18446 operands have the same priority.
18448 2007-01-10 Tom Tromey <tromey@redhat.com>
18450 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
18451 (fold_binary): Likewise.
18452 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
18453 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
18454 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
18455 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
18456 * langhooks.h (struct lang_hooks): Removed field
18457 'can_use_bit_fields_p'.
18459 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
18461 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
18463 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
18465 * function.c (get_last_funcdef_no): New function.
18466 * function.h (get_last_funcdef_no): Declare.
18467 * tree-inline.c (initialize_cfun): Add initialization.
18468 (tree_function_versioning): Cleanup.
18470 2007-01-10 Jan Hubicka <jh@suse.cz>
18472 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
18475 2007-01-10 Sa Liu <saliu@de.ibm.com>
18476 Ben Elliston <bje@au.ibm.com>
18478 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
18479 for SAVE_NONLOCAL and Pmode for any other save level.
18480 * spu-protos.h (spu_restore_stack_block): Declare.
18481 * spu.md (save_stack_block): Remove.
18482 (restore_stack_block): Call spu_restore_stack_block.
18483 * spu.c (spu_restore_stack_block): New function.
18484 (spu_expand_epilogue): Remove old comment.
18486 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
18488 PR tree-optimization/30322
18489 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
18490 (cand_value_at): Return the value as aff_tree.
18491 (may_eliminate_iv): Convert the bound from aff_tree to tree.
18492 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
18493 aff_combination_mult): New functions.
18494 (aff_combination_add): Use aff_combination_add_cst.
18495 (aff_combination_convert): Allow conversions to a wider type.
18496 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
18497 * tree-affine.h (aff_combination_mult): Declare.
18499 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
18501 * doc/tm.texi: Update documentation to reflect reality of exec
18502 and start file search behaviours. Update copyright year.
18503 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
18504 header file directories.
18506 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
18508 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
18509 (*cosxf2): Rename to cosxf2_i387.
18510 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
18511 using X87MODEF12 mode macro. Rename patterns to
18512 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
18514 (*cosdf2, *cossf2): Ditto.
18515 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
18516 to match extended input operands.
18517 (sincos<mode>3): New expander.
18518 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
18519 insn patterns and corresponding splitters.
18521 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
18523 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
18524 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
18526 2007-01-09 Nicolas Pitre <nico@cam.org>
18529 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
18531 2007-01-08 Geoffrey Keating <geoffk@apple.com>
18533 * target.h (struct gcc_target): New field library_rtti_comdat.
18534 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
18535 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
18536 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
18537 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
18539 2007-01-08 Geoffrey Keating <geoffk@apple.com>
18541 * doc/invoke.texi (Optimize Options): Correct description of -O0.
18543 2007-01-08 Richard Guenther <rguenther@suse.de>
18545 * tree.h (force_fit_type_double): Export.
18546 (force_fit_type): Remove.
18547 * fold-const.c (force_fit_type_double): New function.
18548 (force_fit_type): Remove.
18549 (int_const_binop): Use it.
18550 (fold_convert_const_int_from_int): Likewise.
18551 (fold_convert_const_int_from_real): Likewise.
18552 (fold_div_compare): Likewise.
18553 (fold_sign_changed_comparison): Likewise.
18554 (fold_unary): Likewise.
18555 (fold_negate_const): Likewise.
18556 (fold_abs_const): Likewise.
18557 (fold_not_const): Likewise.
18558 * c-common.c (shorten_compare): Use force_fit_type_double.
18559 * convert.c (convert_to_pointer): Likewise.
18561 2007-01-08 Richard Guenther <rguenther@suse.de>
18563 * tree.h (build_int_cst_wide_type): Export.
18564 * tree.c (build_int_cst_wide_type): New function.
18565 (build_int_cst_wide): Fix comment.
18566 * builtins.c (fold_builtin_object_size): Use build_int_cst
18567 to build -1 or 0 of the correct type. Use fit_double_type
18568 to check for overflow.
18569 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
18571 (decode_field_reference): Likewise.
18572 (all_ones_mask_p): Likewise.
18573 (native_interpret_int): Use build_int_cst_wide_type.
18574 (fold_binary): Use build_int_cst_type to build an all-ones
18576 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
18578 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
18580 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
18582 2007-01-09 Ben Elliston <bje@au.ibm.com>
18584 * genautomata.c (STATS_OPTION): New option.
18585 (stats_flag): New flag.
18586 (gen_automata_option): Handle it.
18587 (initiate_automaton_gen): Ditto.
18588 (write_automata): Output statistics only if stats_flag is
18589 set. Likewise, output time statistics only if time_flag is set.
18590 * doc/md.texi (Processor pipeline description): Document new flag.
18592 2007-01-08 Richard Guenther <rguenther@suse.de>
18594 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
18595 * tree.c (build_int_cst_type): Likewise.
18596 (size_in_bytes): Don't call force_fit_type on the result.
18597 (int_fits_type_p): Use fit_double_type.
18598 * fold-const.c (fit_double_type): New function.
18599 (force_fit_type): Use it.
18600 * tree.h (fit_double_type): Export.
18602 2007-01-08 Jan Hubicka <jh@suse.cz>
18604 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
18605 * ipa.c (function_and_variable_visibility): Fix return type.
18607 2007-01-08 Richard Guenther <rguenther@suse.de>
18609 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
18610 of offset to build the index.
18611 * tree-pretty-print.c (dump_generic_node): Don't build negated
18612 const just for printing.
18613 * c-pretty-print.c (pp_c_integer_constant): Likewise.
18614 * builtins.c (fold_builtin_int_roundingfn): Check if result
18615 fits the type by using force_fit_type and comparing the result.
18616 * predict.c (predict_loops): Use compare_tree_int for comparison.
18617 * tree.c (build_int_cst): Fall back to integer_type_node for
18619 (build_int_cst_wide): Assert type is non-null.
18621 2007-01-08 Roberto Costa <roberto.costa@st.com>
18623 * tree-vrp.c (extract_range_from_cond_expr): New.
18624 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
18625 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
18627 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
18628 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
18629 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
18630 used as expressions.
18631 * tree-object-size.c (cond_expr_object_size): New.
18632 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
18634 2007-01-08 Jan Hubicka <jh@suse.cz>
18636 * tree-ssa-forwprop.c (forward_propagate_into_cond,
18637 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
18640 2007-01-08 Richard Guenther <rguenther@suse.de>
18642 PR tree-optimization/23603
18643 * tree-vrp.c (set_value_range_to_truthvalue): New function.
18644 (extract_range_from_binary): Fall back to truthvalue instead of
18645 varying for TRUTH_*_EXPR.
18646 (extract_range_from_comparison): Fall back to truthvalue instead of
18648 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
18649 if all visited PHI values were constant.
18651 2007-01-08 Jan Hubicka <jh@suse.cz>
18653 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
18654 (cgraph_analyze_function): break out from ...
18655 (cgraph_finalize_compilation_unit): ... here.
18656 (cgraph_expand_function): Remove forgoten commented out line.
18657 (cgraph_optimize): Analyze functions.
18659 2007-01-08 Jan Hubicka <jh@suse.cz>
18661 * tree-pas.h (TODO_remove_function): New flag.
18662 (TODO_update*): Renumber.
18663 (pass_ipa_increase_alignment,
18664 pass_ipa_function_and_variable_visibility): New passes.
18665 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
18666 (cgraph_function_and_variable_visibility): Move to ipa.c
18667 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
18668 cgraph_increase_alignment.
18669 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
18670 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
18671 calling tree-inline.
18672 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
18673 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
18674 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
18675 (gate_increase_alignment): New function.
18676 (pass_ipa_increase_alignment): New pass.
18677 * ipa.c: Inline tree-pass.h and timevar.h
18678 (function_and_variable_visibility): Move here from cgraphunit.c
18679 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
18680 * passes.c (init_optimization_passes): Add the two new passes.
18681 (execute_todo): Handle cgraph_remove_functions.
18683 2007-01-08 Nick Clifton <nickc@redhat.com>
18685 * config/frv/predicates.md (reg_or_0_operand): Accept
18688 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
18690 * config/bfin/rtems.h, config/bfin/t-rtems: New.
18691 * config.gcc: Add bfin*-rtems*.
18693 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
18695 * c.opt: Add -flax-vector-conversions.
18696 * c-typeck.c (convert_for_assignment): Pass flag to
18697 vector_types_convertible_p to allow emission of note.
18698 (digest_init): Likewise.
18699 * c-opts.c: Handle -flax-vector-conversions.
18700 * c-common.c (flag_lax_vector_conversions): New.
18701 (vector_types_convertible_p): Unless -flax-vector conversions
18702 has been passed, disallow conversions between vectors with
18703 differing numbers of subparts and/or element types. If such
18704 a conversion is disallowed, possibly emit a note on the first
18705 occasion only to inform the user of -flax-vector-conversions.
18706 The new last argument specifies this.
18707 * c-common.h (flag_lax_vector_conversions): New.
18708 (vector_types_convertible_p): Add extra argument.
18709 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
18710 char_type_node for V*QI type vectors.
18711 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
18712 Update to satisfy new typechecking rules.
18713 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
18714 C and C++ variants.
18715 * doc/invoke.texi (C Dialect Options): Document
18716 -flax-vector-conversions.
18718 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
18720 PR tree-optimization/29877
18721 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
18722 a register variable on the RHS to not be replaceable.
18724 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
18725 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
18726 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
18727 const_simm15, const_pow2, const_npow2): Added.
18728 * config/score/misc.md (insv, extv, extzv, movmemsi,
18729 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
18730 * config/score/score.c (score_address_cost, score_select_cc_mode):
18732 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
18733 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
18734 Update score_print_operand.
18735 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
18736 Adjust register allocate order and update some macro define.
18737 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
18738 mdx_block_move_straight, mdx_block_move_loop_head,
18739 mdx_block_move_loop_body, mdx_block_move_loop_foot,
18740 mdx_block_move_loop, mdx_block_move): Added.
18741 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
18742 mdp_limm): Updated and fix some bug and typo.
18743 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
18744 (movsf, movdf, doloop_end): Added.
18746 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
18748 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
18749 config/arm/thumb2.md: Fix comment typos.
18750 * doc/extend.texi: Fix a typo.
18752 2007-01-07 Eric Christopher <echristo@apple.com>
18754 * configure.ac: Check for __stack_chk_fail for darwin.
18755 * configure: Regenerate.
18757 2007-01-07 Richard Guenther <rguenther@suse.de>
18759 * tree-vrp.c (extract_range_from_assert): CSE calls to
18760 compare_values where possible.
18761 (extract_range_from_unary_expr): Likewise.
18763 2007-01-07 Anatoly Sokolov <aesok@post.ru>
18765 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
18766 * config/avr/avr.c (call_insn_operand): Delete function.
18767 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
18768 instead of register number. Use predicates.
18769 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
18770 call_insn_operand): Add.
18772 2007-01-06 Jan Hubicka <jh@suse.cz>
18774 * tree-pass.h (pass_build_cgraph_edges): Declare.
18775 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
18776 (visited_nodes): Remove.
18777 (cgraph_create_edges): Move to cgraphbuild.c; rename to
18778 build_cgrpah_edges; make visited_nodes local.
18779 (cgraph_process_new_functions): DO not call initialize_inline_failed.
18780 (record_references_in_initializer): Move to cgraphbuild.c
18781 (initialize_inline_failed, rebuild_cgraph_edges,
18782 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
18783 (verify_cgraph_node): Make visited_nodes local.
18784 (cgraph_analyze_function): Do not call cgraph_create_edges and
18785 initialize_inline_failed.
18786 (cgraph_expand_function): Do not call cgraph_lower_function;
18787 assert that function is already lowered.
18788 * Makefile.in (cgraphbuild.o): New.
18789 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
18790 at the end of lowering passes.
18792 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
18794 * ifcvt.c (cond_move_convert_if_block): New function, code
18795 factored out from...
18796 (cond_move_process_if_block): ...here. Call the new function
18797 on the THEN and ELSE blocks.
18798 (merge_if_block): Do not copy global_live_at_end, merge_blocks
18799 already takes care of this.
18801 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18804 * tree.h (TREE_OVERFLOW_P): New.
18805 * c-typeck.c (parser_build_unary_op): Warn only if result
18806 overflowed and operands did not.
18807 (parser_build_binary_op): Likewise.
18808 (convert_for_assignment): Remove redundant overflow_warning.
18809 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
18811 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18813 * c-typeck.c (store_init_value): Split over two lines to follow
18814 the GNU coding style.
18816 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
18818 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
18819 __GXX_EXPERIMENTAL_CXX0X__.
18820 * doc/cpp.texi: Same.
18822 2007-01-05 Richard Guenther <rguenther@suse.de>
18824 PR middle-end/27826
18825 * tree.c (get_narrower): Do not construct COMPONENT_REFs
18826 with mismatched types. Instead explicitly build a
18827 conversion NOP_EXPR.
18829 2007-01-05 Ian Lance Taylor <iant@google.com>
18831 * c-common.c (decl_with_nonnull_addr_p): New function.
18832 (c_common_truthvalue_conversion): Call it.
18833 * c-typeck.c (build_binary_op): Likewise.
18834 * c-common.h (decl_with_nonnull_addr_p): Declare.
18836 2007-01-05 Jakub Jelinek <jakub@redhat.com>
18839 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
18842 2007-01-05 Joel Brobecker <brobecker@adacore.com>
18844 * doc/install.texi (Final install): Document the fact that
18845 the GNAT runtime should not be stripped.
18847 2007-01-04 Jan Hubicka <jh@suse.cz>
18849 * tree-inline.c (fold_marked_statements): Update operand caches
18850 and EH after folding
18852 2007-01-04 Ian Lance Taylor <iant@google.com>
18854 * c-common.c (check_function_nonnull): Whitespace fix.
18856 2007-01-04 Jan Hubicka <jh@suse.cz>
18858 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
18859 comitted older version of patch.
18860 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
18861 function, celanup cfg and collect garbage.
18863 2007-01-04 Mike Stump <mrs@apple.com>
18865 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
18868 2007-01-04 Eric Christopher <echristo@apple.com>
18870 * libgcc2.c (__bswapsi2): Use SItype.
18871 (__bswapdi2): Use DItype.
18872 * libgcc2.h: Update for above.
18874 2007-01-04 Paul Brook <paul@codesourcery.com>
18876 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
18877 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
18878 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
18879 umulsidi3, umulsidi3adddi, smulsi3_highpart,
18880 umulsi3_highpart): Make conditional on !arm_arch6.
18881 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
18882 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
18883 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
18884 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
18885 umulsi3_highpart_v6): New insns.
18887 2007-01-04 Roger Sayle <roger@eyesopen.com>
18889 * fold-const.c (fold_convert): When casting an expression to void,
18890 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
18891 have a type. Instead of attempting to build a NOP_EXPR, return
18892 these "special" trees directly.
18894 2007-01-04 Joseph Myers <joseph@codesourcery.com>
18896 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
18897 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
18898 rs6000_cost->fp not 0 as adjustment for outer NEG.
18900 2007-01-04 Jan Hubicka <jh@suse.cz>
18902 * cgraph.c (cgraph_release_function_body): New function.
18903 (cgraph_remove_node): Use it.
18904 * cgraph.h (cgraph_release_function_body): Declare.
18905 * cgraphunit.c (cgraph_expand_function): Use it.
18906 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
18907 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
18908 is initialized and while compilation of other function is running.
18909 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
18910 statement CFG annotations from here to ...
18911 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
18913 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
18915 * cfgloop.h (enum li_flags): Make the constants powers of two.
18917 2007-01-04 Jan Hubicka <jh@suse.cz>
18919 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
18921 (fold_marked_statements): New function.
18922 (optimize_inline_calls, tree_function_versioning): Fold new statements.
18923 * tree-inline.h (copy_body_data): Add statements_to_fold.
18925 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
18927 * config.gcc: Mention libgcc/config.host.
18928 * Makefile.in: Update comments mentioning libgcc.
18929 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
18930 (all.cross, start.encap, rest.encap, rest.cross): Update
18931 dependencies for libgcc move.
18932 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
18933 (clean-target, clean-target-libgcc): Delete.
18934 (srcdirify, GCC_EXTRA_PARTS): New macros.
18935 (libgcc-support, libgcc.mvars): New rules.
18936 (distclean): Remove mention of mklibgcc.
18937 (install): Don't reference INSTALL_LIBGCC.
18938 (install-common): Don't reference EXTRA_PARTS.
18939 (install-libgcc, install-multilib): Delete rules.
18940 * mklibgcc.in: Delete file.
18941 * doc/configfiles.texi: Don't mention mklibgcc.
18943 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
18944 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
18945 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
18946 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
18947 (mklibgcc, ldblspecs): Likewise.
18949 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
18950 (posixpre.def): Use $(T).
18951 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
18952 (SHLIB_SRC, SHLIB_INSTALL): Delete.
18953 (SHLIB_LINK): Make dummy.
18954 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
18956 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
18958 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
18959 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
18960 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
18961 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
18963 * configure.ac (all_outputs): Remove mklibgcc.
18964 * configure: Regenerated.
18966 2007-01-03 Josh Conner <jconner@apple.com>
18968 PR middle-end/29683
18969 * calls.c (compute_argument_addresses): Set stack and stack_slot
18970 for partial args, too.
18971 (store_one_arg): Use locate.size.constant for the size when
18972 generating a save_area.
18974 2007-01-03 Robert Kennedy <jimbob@google.com>
18976 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
18977 whose definitions are deleted due to basic block merging.
18979 2007-01-03 Paul Brook <paul@codesourcery.com>
18982 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
18984 (use_return_insn): Return 0 for Thumb interrupt functions.
18985 (print_multi_reg): Add rfe argument for IRQ returns.
18986 (arm_output_epilogue): Pop interrupt return address directly into PC.
18987 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
18989 2007-01-03 Paul Brook <paul@codesourcery.com>
18991 Merge from sourcerygxx-4_1.
18992 * config/arm/thumb2.md: New file.
18993 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
18995 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
18996 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
18997 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
18998 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
19000 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
19001 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
19003 * config/arm/ieee754-sf.S: Ditto.
19004 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
19005 (thumb1_base_register_rtx_p): ... to this.
19006 (thumb_index_register_rtx_p): Rename...
19007 (thumb1_index_register_rtx_p): ... to this.
19008 (thumb_output_function_prologue): Rename...
19009 (thumb1_output_function_prologue): ... to this.
19010 (thumb_legitimate_address_p): Rename...
19011 (thumb1_legitimate_address_p): ... to this.
19012 (thumb_rtx_costs): Rename...
19013 (thumb1_rtx_costs): ... to this.
19014 (thumb_compute_save_reg_mask): Rename...
19015 (thumb1_compute_save_reg_mask): ... to this.
19016 (thumb_final_prescan_insn): Rename...
19017 (thumb1_final_prescan_insn): ... to this.
19018 (thumb_expand_epilogue): Rename...
19019 (thumb1_expand_epilogue): ... to this.
19020 (arm_unwind_emit_stm): Rename...
19021 (arm_unwind_emit_sequence): ... to this.
19022 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
19023 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
19024 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
19025 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
19026 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
19027 thumb2_output_casesi): New functions.
19028 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
19029 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
19030 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
19031 THUMB2_WORK_REGS): Define.
19032 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
19033 arm_condexec_mask, arm_condexec_masklen)): New variables.
19034 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
19035 (arm_override_options): Check new CPU capabilities.
19036 Set new architecture flag variables.
19037 (arm_isr_value): Handle v7m interrupt functions.
19038 (user_return_insn): Return 0 for v7m interrupt functions. Handle
19040 (const_ok_for_arm): Handle Thumb-2 constants.
19041 (arm_gen_constant): Ditto. Use movw when available.
19042 (arm_function_ok_for_sibcall): Return false for v7m interrupt
19044 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
19045 (thumb_find_work_register, arm_load_pic_register,
19046 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
19047 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
19048 print_multi_reg, output_mov_long_double_fpa_from_arm,
19049 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
19050 output_mov_double_fpa_from_arm, output_move_double,
19051 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
19052 output_return_instruction, arm_output_function_prologue,
19053 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
19054 arm_output_mi_thunk, thumb_set_return_address): Ditto.
19055 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
19056 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
19057 (arithmetic_instr, shift_op): Use arm_shift_nmem.
19058 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
19060 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
19061 (thumb_expand_prologue): Use thumb_set_frame_pointer.
19062 (arm_file_start): Output directive for unified syntax.
19063 (arm_unwind_emit_set): Handle stack alignment instruction.
19064 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
19065 Add v6t2, v7, v7a, v7r and v7m.
19066 (RETLDM): Add Thumb-2 code.
19067 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
19068 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
19069 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
19070 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
19071 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
19072 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
19073 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
19074 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
19075 ADJUST_INSN_LENGTH): Define.
19076 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
19077 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
19078 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
19079 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
19080 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
19081 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
19082 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
19083 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
19084 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
19085 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
19086 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
19087 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
19088 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
19089 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
19090 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
19091 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
19092 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
19094 * config/arm/arm-tune.md: Regenerate.
19095 * config/arm/arm-protos.h: Update prototypes.
19096 * config/arm/vfp.md: Enable patterns for Thumb-2.
19097 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
19098 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
19099 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
19100 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
19101 * config/arm/libunwind.S: Add Thumb-2 code.
19102 * config/arm/constraints.md: Update include Thumb-2.
19103 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
19104 * config/arm/ieee754-df.S: Ditto.
19105 * config/arm/bpabi.S: Ditto.
19106 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
19107 * config/arm/predicates.md (low_register_operand,
19108 low_reg_or_int_operand, thumb_16bit_operator): New.
19109 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
19110 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
19111 * config/arm/t-arm-elf: Add armv7 multilib.
19112 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
19114 (UNSPEC_STACK_ALIGN, ce_count): New.
19115 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
19116 arm_zero_extendsidi2, arm_zero_extendqidi2): New
19118 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
19119 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
19120 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
19121 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
19122 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
19123 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
19125 * doc/extend.texi: Document ARMv7-M interrupt functions.
19126 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
19128 2007-01-03 Jakub Jelinek <jakub@redhat.com>
19130 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
19131 (struct _Unwind_Context): Rename args_size to flags, remove
19132 signal_frame field, add a new args_size field and version field.
19133 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
19134 _Unwind_IsExtendedContext): New inline functions.
19135 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
19136 Assume by_value array is only present if _Unwind_IsExtendedContext.
19137 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
19138 _Unwind_IsSignalFrame.
19139 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
19140 (uw_update_context_1): Use _Unwind_SetSignalFrame.
19141 (uw_init_context_1): Initialize context->flags to
19142 EXTENDED_CONTEXT_BIT.
19143 * config/rs6000/linux-unwind.h (frob_update_context): Use
19144 _Unwind_SetSignalFrame.
19146 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
19148 PR middle-end/30353
19149 * gimplify.c (gimplify_modify_expr_complex_part): Move below
19150 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
19153 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
19155 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
19156 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
19157 RET, AT_SP): Remove.
19158 * config/i386/i386.md (*sse_prologue_save_insn): Use return
19161 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19162 * cfgbuild.c (find_basic_blocks): Likewise.
19163 * cfgrtl.c (rtl_create_basic_block): Likewise.
19164 * function.c (temp_slots_at_level): Likewise.
19165 * reg-stack.c (stack_regs_mentioned): Likewise.
19166 * regclass.c (allocate_reg_info): Likewise.
19167 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19168 set_bb_for_stmt, move_block_to_fn): Likewise.
19169 * tree-complex.c (tree_lower_complex): Likewise.
19170 * vec.h (VEC_safe_grow_cleared): New.
19172 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
19174 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
19176 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
19177 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
19179 * cfgloopmanip.c (scale_loop_frequencies): Export.
19180 (loopify): Scale the frequencies by prescribed coefficients.
19181 (set_zero_probability): New function.
19182 (duplicate_loop_to_header_edge): Improve updating of frequencies.
19183 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
19184 and frequencies according to arguments.
19185 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
19187 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
19188 * modulo-sched.c (sms_schedule): Set probabilities for entering
19189 versioned loop correctly.
19190 * tree-vect-transform.c (vect_transform_loop): Ditto.
19191 * cfgloop.h (loopify, loop_version): Declaration changed.
19192 (scale_loop_frequencies): Declared.
19194 2007-01-02 Jan Hubicka <jh@suse.cz>
19196 * cgraph.c: Include tree-flow.h
19197 (cgraph_add_new-function): Handle IPA_SSA mode; execute
19198 early_local_passes.
19199 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
19200 * tree-pass.h (pass_all_early_optimizations): Declare.
19201 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
19202 early_local_passes.
19203 (cgraph_analyze_function): Do early_local_passes.
19204 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
19205 Do not add referenced vars.
19206 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
19208 (gate_all_early_local_passes): New gate.
19209 (pass_early_local_passes): Use new gate.
19210 (execute_early_local_optimizations): New functions.
19211 (gate_all_early_optimizations): New gate.
19212 (pass_all_early_optimizations): New pass.
19213 (execute_free_datastructures): Free SSA only when initialized.
19214 (gate_init_datastructures): Init only when optimizing.
19215 (tree_lowering_passes): Do early local passes when called late.
19216 * tree-profile.c (do_tree_profiling): Don't profile functions added
19218 (do_early_tree_profiling, pass_early_tree_profile): Kill.
19219 * tree-cfg.c (update_modified_stmts): Do not update when operands are
19221 * passes.c (init_optimizations_passes): Reorder so we go into SSA
19222 during early_local_passes.
19223 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
19226 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
19228 * Makefile.in: Update copyright year.
19230 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
19232 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
19233 in $(lang_checks) and check-consistency targets.
19235 2007-01-02 Jan Hubicka <jh@suse.cz>
19237 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
19238 Do not add referenced vars.
19239 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
19241 * passes.c (init_optimization_passes): Put mudflap_2 after
19242 free_datastructures.
19244 2007-01-02 Jan Hubicka <jh@suse.cz>
19246 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
19247 Set NOTHROW flag on call statements proved to be nothrow.
19248 Update statement of local calls so new pure/const functions are
19249 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
19251 (tree_rest_of_compilation): Register hooks and initialize bitmap
19252 early. Do not set after_inlining flag.
19254 2007-01-02 Steve Ellcey <sje@cup.hp.com>
19256 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
19257 HOST_BITS_PER_LONGLONG
19259 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19262 * c-typeck.c (store_init_value): Don't emit pedantic overflow
19263 warning for non-static initializers.
19265 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
19267 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
19268 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
19269 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
19270 Always use set_unique_reg_note to add REG_EQUAL notes.
19272 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19275 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19277 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19278 * cfgbuild.c (find_basic_blocks): Likewise.
19279 * cfgrtl.c (rtl_create_basic_block): Likewise.
19280 * function.c (temp_slots_at_level): Likewise.
19281 * reg-stack.c (stack_regs_mentioned): Likewise.
19282 * regclass.c (allocate_reg_info): Likewise.
19283 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19284 set_bb_for_stmt, move_block_to_fn): Likewise.
19285 * tree-complex.c (tree_lower_complex): Likewise.
19286 * vec.h (VEC_safe_grow_cleared): New.
19288 2007-01-02 Ian Lance Taylor <iant@google.com>
19290 * c-common.c (c_common_truthvalue_conversion): When warning about
19291 using an assignment as a truth value, set TREE_NO_WARNING.
19293 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19296 * c.opt (Wold-style-declaration): New.
19297 * doc/invoke.texi (C-only Warning Options): New.
19298 (Wold-style-declaration): Document it.
19299 (Wextra): Enabled by -Wextra.
19300 * c-opts.c (c_common_post_options): Enabled by -Wextra.
19301 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
19302 -Wold-style-declaration.
19304 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19306 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19307 * cfgbuild.c (find_basic_blocks): Likewise.
19308 * cfgrtl.c (rtl_create_basic_block): Likewise.
19309 * function.c (temp_slots_at_level): Likewise.
19310 * reg-stack.c (stack_regs_mentioned): Likewise.
19311 * regclass.c (allocate_reg_info): Likewise.
19312 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19313 set_bb_for_stmt, move_block_to_fn): Likewise.
19314 * tree-complex.c (tree_lower_complex): Likewise.
19315 * vec.h (VEC_safe_grow_cleared): New.
19317 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
19319 * c-common.c (c_common_nodes_and_builtins): Since variants of
19320 void_type_node get built before it is given a name, we need to
19321 give those variants the name, too.
19322 (complete_array_type): We need to work with the canonical main
19323 type of the array, from which we will build the qualified version.
19324 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
19325 * print-tree.c (print_node): Display canonical type information
19327 * stor-layout.c (layout_type): When we don't know the
19328 alignment of a type for which we're building an array, we end up
19329 guessing wrong, so make the type require structural equality.
19330 * tree.c (make_node_stat): When we build a new type, it is its
19331 own canonical type.
19332 (build_type_attribute_qual_variant): When building an attribute
19333 variant, its canonical type is the non-attribute variant. However,
19334 if the attributes are target-dependent and they differ, we need to
19335 use structural equality checks for this type.
19336 (build_qualified_type): A qualified type is not equivalent to its
19337 unqualified variant; set the canonical type appropriately.
19338 (build_distinct_type_copy): When building a distinct type from
19339 another type, the new type is its own canonical type.
19340 (build_variant_type_copy): When building a new type variant, we
19341 assume that it is equivalent to the original type.
19342 (build_pointer_type_for_mode): When building a pointer type, also
19343 build a canonical type pointer.
19344 (build_reference_type_for_mode): When building a reference type,
19345 also build a canonical type reference.
19346 (build_index_type): When we can't hash an index type (e.g.,
19347 because its maximum value is negative), the index type requires
19348 structural equality tests.
19349 (build_array_type): Build the canonical form of an array type.
19350 (build_function_type): Function types require structural equality,
19351 because they contain default arguments, attributes, etc.
19352 (build_method_type_directly): Ditto for method types.
19353 (build_offset_type): Build the canonical offset type.
19354 (build_complex_type): Build the canonical vector type.
19355 (make_vector_type): Build the canonical vector type.
19356 * tree.h (TYPE_CANONICAL): New.
19357 (TYPE_STRUCTURAL_EQUALITY_P): New.
19358 (SET_TYPE_STRUCTURAL_EQUALITY): New.
19359 (struct tree_type): Added "canonical" field.
19360 * params.h (VERIFY_CANONICAL_TYPES): New.
19361 * doc/c-tree.texi (TYPE_CANONICAL): Document.
19362 (TYPE_STRUCTURAL_EQUALITY_P): Document.
19363 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
19364 * doc/invoke.texi (verify-canonical-types): Document --param
19365 parameter for verifying canonical types.
19367 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19369 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
19370 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
19371 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
19372 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
19374 * config/rs6000/e500.h: New.
19375 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
19376 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
19378 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
19379 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
19380 TARGET_E500_DOUBLE): Remove.
19381 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
19382 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
19383 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
19384 * config/rs6000/rs6000.c (rs6000_override_options): Use
19385 CHECK_E500_OPTIONS.
19387 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19389 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
19390 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
19391 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
19392 rs6000_emit_cmove): Don't check TARGET_E500.
19393 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
19394 sordered): Don't check TARGET_E500.
19396 2007-01-01 Eric Christopher <echristo@apple.com>
19398 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
19399 HARD_REGISTER_NUM_P.
19401 2007-01-01 Roger Sayle <roger@eyesopen.com>
19403 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
19404 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
19405 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
19408 2007-01-01 Mike Stump <mrs@apple.com>
19410 * configure.ac: Remove support for building with Apple's gcc-3.1.
19412 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19414 PR middle-end/30311
19415 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
19416 REG is a hard register. Do not modify REG before calling
19418 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
19419 multiple of the size of YMODE for certain lowpart cases.
19421 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19423 PR middle-end/30253
19424 * gimplify (voidify_wrapper_expr): Update for
19425 GIMPLE_MODIFY_STMT.
19427 2007-01-01 Andreas Schwab <schwab@suse.de>
19430 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
19431 save of BR0 in extra_spill_size instead of spill_size.
19432 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
19434 (ia64_expand_epilogue): Restore BR0 from its new location.
19436 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19438 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
19439 Use a temporary variable if the left hand side is not a gimple
19442 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19444 * gimplify.c (gimplify_return_expr): Make the temporary variable
19445 for the return expression, a gimple register variable.
19447 2007-01-01 Jan Hubicka <jh@suse.cz>
19449 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
19452 2007-01-01 Mike Stump <mrs@apple.com>
19454 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
19456 * config/darwin.c (machopic_select_rtx_section): Use
19457 HAVE_GAS_LITERAL16.
19458 (darwin_mergeable_constant_section): Likewise.
19459 * configure: Regenerate.
19460 * config.in: Regenerate.
19462 2007-01-01 Jan Hubicka <jh@suse.cz>
19463 Andrew Pinski <pinskia@gmail.com>
19465 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
19466 before starting IPA passes.