1 2007-07-16 Richard Guenther <rguenther@suse.de>
2 Uros Bizjak <ubizjak@gmail.com>
4 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
5 before forcing it to gimple operand.
7 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
8 David Ung <davidu@mips.com>
10 * config/mips/mips.h (TUNE_24K): Define.
11 (TUNE_MACC_CHAINS): Add TUNE_24K.
12 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
14 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
15 (r74k_int_madd): .. this new reservation.
16 (define_bypass): Fixed bypasses for r74k_int_madd to use
18 * config/mips/24k.md (define_bypass): Define new
19 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
21 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
22 Nigel Stephens <nigel@mips.com>
24 * config/mips/mips.md: Include 20kc.md.
25 * config/mips/20kc.md: New file.
26 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
27 (mips_adjust_cost): Tweak for 20Kc.
28 (mips_issue_rate): Likewise.
29 * config/mips/mips.h (TUNE_20KC): Define.
31 2007-07-16 David Edelsohn <edelsohn@gnu.og>
33 * config/rs6000/rs6000.c (struct processor_cost): Add
34 cache_line_size, l1_cache_lines, and simultaneous_prefetches
36 (*_cost): Add cache information.
37 (rs6000_override_options): Set cache parameters.
39 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
42 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
43 * doc/install.texi (mips-sgi-irix6): pthread support works now.
45 2007-07-16 Paul Brook <paul@codesourcery.com>
49 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
50 (cirrus_thumb2_movsi_insn): Ditto.
52 2007-07-15 Geoffrey Keating <geoffk@apple.com>
54 * config/rs6000/darwin-fallback.c (interpret_libc): Change
57 2007-07-15 Andrew Haley <aph@redhat.com>
59 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
60 before looking in the context.
62 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
66 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
67 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
68 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
69 (pa_output_function_prologue): Use rp_saved and current_function_is_leaf
70 to generate .CALLINFO statement.
71 (hppa_expand_prologue): Set rp_saved.
72 (hppa_expand_epilogue): Use rp_saved.
73 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
74 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
76 2007-07-14 Dirk Mueller <dmueller@suse.de>
78 * omega.c (coalesce): Fix memory leak on early exit.
79 * matrix-reorg.c (check_allocation_function): Likewise.
80 * tree-vect-transform.c (vect_get_new_vect_var): free result
82 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
83 pass pointer to edge vector
84 (partition_hot_cold_basic_blocks): Fix memory leak.
85 * collect2.c (prefix_from_string): Free temporary storage.
86 * reload1.c (fixup_abnormal_edges): Free sbitmap.
88 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
90 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
91 (DO_GLOBAL_DTORS_BODY): Likewise.
93 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
94 Nigel Stephens <nigel@mips.com>
96 * config/mips/mips.c (mips_classify_symbol): Don't return
97 SYMBOL_SMALL_DATA for constant pool addresses if
98 TARGET_EMBEDDED_DATA is true.
100 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
102 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
103 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
104 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
105 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
106 __builtin_ia32_storehps, __builtin_ia32_storelps,
107 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
108 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
109 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
110 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
111 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
112 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
113 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
114 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
115 using def_builtin_const.
117 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
119 PR tree-optimization/32705
120 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
121 (simplify_binary_expression): Use SSA_VAL consistently.
123 2007-07-13 David Edelsohn <edelsohn@gnu.org>
125 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
126 (SPEFSCR_REGNO): Delete definition.
127 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
128 COUNT_REGISTER_REGNUM -> CTR_REGNO.
129 * config/rs6000/rs6000.h: Do not define *_REGNO.
130 LINK_REGISTER_REGNUM -> LR_REGNO.
131 COUNT_REGISTER_REGNUM -> CTR_REGNO.
132 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
133 COUNT_REGISTER_REGNUM -> CTR_REGNO.
134 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
135 R_VRSAVE, R_VSCR. Use them.
136 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
137 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
138 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
139 * config/rs6000/aix.h: Define R_LR. Use it.
141 2007-07-13 Caroline Tice <ctice@apple.com>
143 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
144 flag_var_tracking is explicitly turned off (i.e. when variable
145 tracking is not feasible); otherwise, turn flag_var_tracking on when
146 flag_var_tracking_uninit is on.
147 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
148 note definitions, to allow recording of initialization status in the
150 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
151 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
152 determine if two note locations are equal.
153 (output_loc_list): Don't output list entries whose start & end labels
155 (reg_loc_descriptor): Add parameter for initialization status; pass it
156 to other loc descriptor functions.
157 (one_reg_loc_descriptor): Add parameter for initialization status;
158 check its value and add DW_OP_GNU_uninit to returned loc descr if
160 (multiple_reg_loc_descriptor): Add parameter for initialization
162 pass init status argument to other loc descriptor functions; check
163 value of intialization parameter and add DW_OP_GNU_uninit to returned
164 loc descr if appropriate.
165 (based_loc_descr): Add parameter for initialization status; add new
166 variable for return value; check value of initialization parameter and
167 add DW_OP_GNU_uninit to returned loc descr if appropriate.
168 (concatn_mem_loc_descriptor): Add parameter for initialization status;
169 pass init status argument to other loc descriptor functions; check
170 value of intialization parameter and add DW_OP_GNU_uninit to returned
171 loc descr if appropriate.
172 (mem_loc_descriptor): Likewise.
173 (concat_loc_descriptor): Likewise.
174 (concatn_loc_descriptor): Likewise.
175 (loc_descriptor): Add parameter for initialization status; pass it as
176 argument to other loc descriptor function calls.
177 (loc_descriptor_from_tree_1): Add appropriate initialization status
178 to loc descriptor function calls.
179 (add_location_or_const_value_attribute): Get initialization status
180 from VAR_LOCATION note; add initialization status to loc descriptor
182 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
183 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
184 status is uninitialized, add "[uninint]" to output.
185 * common.opt (fvar-tracking-uninit): New option, similar to
186 fvar-tracking, to turn on tracking of uninitialized variables; creates
187 a new global flag, flag_var_tracking_uninit.
188 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
189 (enum var_init_status): New type, for var initialization status field.
190 * var-tracking.c (struct location_chain_def): Two new fields, init,
191 for initialization status, and set_src for the assignment value expr.
192 (unshare_variable): New parameter for initialization status;
193 initialize new init and set_src fields.
194 (var_reg_set): New parameters for initialization status and value;
195 pass them to set_variable_part.
196 (var_mem_set): Likewise.
197 (get_init_value): New function.
198 (var_reg_delete_and_set): New initialization status & value
199 parameters; add call to get_init_value if status is unknown; pass new
200 parameters to clobber_variable_part and var_reg_set.
201 (var_mem_delete_and_set): Likewise.
202 (var_reg_delete): Pass null set_src value to clobber_variable_part.
203 (var_mem_delete): Likewise.
204 (variable_union): Pass status to unshare_variable; initialize new init
205 and set_src fields. If flag_var_tracking_uninit is not set, force
206 status to initialized.
207 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
208 used later to get the set_src value.
209 (find_src_status): New function.
210 (find_src_set_src): New function.
211 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
212 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
213 MO_SET, get set_src value and pass it to var_reg_delete_and_set
214 and var_mem_delete_and_set.
215 (dump_variable): Print out "[uninit]" if appropriate.
216 (set_variable_part): Add new initialization and set_src parameters;
217 pass status to unshare_variable; set node->init and node- >set_src
218 fields and modify slot in hash table appropriately; save the init and
219 set_src values if appropriate and assign to the new node.
220 (clobber_variable_part): New set_src parameter; if two nodes have
221 same variable and same location but different set_src (assignment)
222 values, clobber old node.
223 (delete_variable_part): Pass init status to unshare_variable.
224 (emit_note_insn_var_location): Add initialized var; assign var's init
225 status to new 'initialized'; pass new init status field to calls to
226 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
227 status to initialized.
228 (emit_notes_in_bb): Pass initialization status to calls to
229 var_reg_set, var_mem_set, var_reg_delete_and_set and
230 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
231 var_reg_delete_and_set and var_mem_delete_and_set; call
232 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
233 make up for change in add_stores.
234 (vt_add_function_parameters): Add status to calls to
236 * config/darwin.c (darwin_override_options): Turn on uninitialized
237 tracking automatically, if var_tracking is on and the system is
240 2007-07-13 Sa Liu <saliu@de.ibm.com>
242 * config.gcc: Add options for arch and tune on SPU.
243 * config/spu/predicates.md: Add constant operands 0 and 1.
244 * config/spu/spu-builtins.def: Add builtins for double precision
245 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
246 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
248 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
250 * config/spu/spu-protos.h: Add new function prototypes.
251 * config/spu/spu.c (spu_override_options): Check options -march and
253 (spu_comp_icode): Add comparison code for DFmode and vector mode.
254 (spu_emit_branch_or_set): Use the new code for DFmode and vector
256 (spu_const_from_int): New. Create a vector constant from 4 ints.
257 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
258 (spu_emit_vector_compare): New. Emit vector compare.
259 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
260 * config/spu/spu.h: Add options -march and -mtune. Define processor
261 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
262 CANONICALIZE_COMPARISON.
263 * config/spu/spu.md: Add new insns for double precision compare
264 and double precision vector compare. Add vcond and smax/smin patterns
265 to enable DFmode vector conditional expression.
266 * config/spu/spu.opt: Add options -march and -mtune.
267 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
268 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
269 both CELL and CELLEDP targets: spu_testsv.
270 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
273 2007-07-13 Richard Guenther <rguenther@suse.de>
275 PR tree-optimization/32721
276 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
277 TREE_THIS_VOLATILE on the folded reference.
278 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
279 if the array reference has TREE_THIS_VOLATILE set.
281 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
284 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
286 2007-07-13 Andreas Schwab <schwab@suse.de>
288 * gengtype-lex.l: Allow declarations to be indented.
290 2007-07-12 Geoffrey Keating <geoffk@apple.com>
292 * ginclude/tgmath.h: New.
293 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
294 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
295 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
296 * configure: Regenerate.
298 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
300 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
301 correct index when setting register save state for xd
304 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
306 * config/sh/sh.c (mark_use): Remove.
308 2007-07-12 Paul Brook <paul@codesourcery.com>
310 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
311 reg does not overlap return value.
313 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
315 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
316 (set_expression_vuses): Ditto.
317 (init_pre): Initialize expression_vuses.
319 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
321 * config/i386/sse.md (storentdf, storentsf): New.
323 2007-07-12 Geoffrey Keating <geoffk@apple.com>
325 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
327 * tree.c (build_decl_stat): Move code from here...
328 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
329 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
330 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
331 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
332 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
335 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
336 Devang Patel <dpatel@apple.com>
338 PR tree-optimization/25413
339 * targhooks.c (default_builtin_vector_alignment_reachable): New.
340 * targhooks.h (default_builtin_vector_alignment_reachable): New.
341 * tree.h (contains_packed_reference): New.
342 * expr.c (contains_packed_reference): New.
343 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
344 (vect_enhance_data_refs_alignment): Call
345 vector_alignment_reachable_p.
346 * target.h (vector_alignment_reachable): New builtin.
347 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
348 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
349 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
351 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
353 * target.h (builtin_vectorization_cost): Add new target builtin.
354 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
355 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
356 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
357 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
358 uninitialized variables.
359 * tree-vect-transform.c (cost_for_stmt): New function.
360 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
361 using cost 1 for all scalar stmts. Be less conservative when
362 estimating the number of prologue/epulogue iterations. Call
363 targetm.vectorize.builtin_vectorization_cost. Return
364 min_profitable_iters-1.
365 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
366 initialization cost instead of TARG_VEC_STMT_COST. Use
367 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
368 epilogue code. Fix epilogue cost computation.
369 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
370 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
371 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
372 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
373 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
374 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
376 2007-07-12 Richard Guenther <rguenther@suse.de>
378 * gimplify.c (gimplify_conversion): Make sure that the result
379 from maybe_fold_offset_to_reference is trivially convertible
380 to the desired type before doing the simplification.
381 (gimplify_expr): Likewise.
382 * fold-const.c (fold_binary): Use the correct types for
383 building the simplified expression.
385 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
387 PR rtl-optimization/32729
388 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
389 that fallthru to exit.
391 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
393 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
394 (symDTPOFF2reg): Likewise.
396 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
398 PR tree-optimization/32663
400 * tree.h (VALUE_HANDLE_VUSES): Remove.
401 (struct tree_value_handle): Remove vuses.
403 * tree-vn.c (create_value_handle_for_expr): Don't set
406 * tree-ssa-pre.c (expression_vuses): New.
407 (alloc_expression_id): Set up expression_vuses.
408 (get_expression_vuses): New.
409 (set_expression_vuses): Ditto.
410 (clear_expression_ids): Modify for expression_vuses.
411 (phi_translate_1): Ditto.
412 (phi_translate_set): Ditto.
413 (value_dies_in_block_x): Ditto
414 (valid_in_sets): Ditto.
415 (add_to_sets): Ditto.
416 (find_existing_value_expr): Ditto.
417 (create_value_handle_for_expr): Ditto.
418 (make_values_for_stmt): Ditto.
419 (vuse_equiv): Remove.
421 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
423 * Makefile.in (mostlyclean): Remove object files.
425 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
427 * toplev.c (no_new_pseudos): Deleted.
428 * rtl.h (no_new_pseudos): Deleted.
429 * tree-pass.h (pass_no_new_pseudos): Deleted.
430 * passes.c (pass_no_new_pseudos): Deleted.
431 * final.c (rest_of_clean_state): Removed no_new_pseudos.
432 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
433 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
435 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
436 * rtlhooks.c (gen_lowpart_general): Ditto.
437 * optabs.c (prepare_operand): Ditto.
438 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
440 * modulo-sched.c (rest_of_handle_sms): Ditto.
441 * see.c (rest_of_handle_see): Ditto.
442 * ifcvt.c (if_convert): Ditto.
443 (gate_handle_if_after_combine): Replaced no_new_pseudos with
445 * init-regs.c (gate_initialize_regs): Deleted set of
447 * lower-subreg.c (decompose_multiword_subregs): Ditto.
448 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
449 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
451 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
454 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
455 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
456 (*vec_extractv2di_1_rex64): New insn pattern.
458 2007-07-11 David Daney <ddaney@avtrex.com>
460 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
461 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
462 for SIGNAL_UNWIND_RETURN_COLUMN.
463 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
464 (DWARF_FRAME_REGNUM): Rewrite.
465 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
467 2007-07-11 Nick Clifton <nickc@redhat.com>
469 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
470 delta and use gen_int_mode in place of GET_INT instead.
472 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
474 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
477 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
479 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
480 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
482 * params.h (VERIFY_CANONICAL_TYPES): Remove.
483 (USE_CANONICAL_TYPES): New.
484 * doc/invoke.texi (verify-canonical-types): Remove.
485 (use-canonical-types): Add.
487 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
489 * config/spu/spu.c (spu_optimization_options): Remove setting of
490 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
491 (spu_override_options): Move it here.
493 2007-07-11 Richard Sandiford <richard@codesourcery.com>
495 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
496 * config/mips/mips.c (mips_cpu_info_table): Mention
497 MIPS_ISA_LEVEL_SPEC in the comment.
499 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
501 PR tree-optimization/32713
502 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
504 2007-07-11 Paolo Carlini <pcarlini@suse.de>
507 * c-opts.c (c_common_post_options): Do not change flag_complex_method
508 conditional to flag_isoc99.
509 (c_common_init_options): Do it here, unconditionally.
511 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
513 PR tree-optimization/32589
514 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
515 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
516 * tree-ssa-propagate.c (valid_gimple_expression_p): New
517 predicate, extracted from...
518 (set_rhs): ...here. Call it for the expression on entry.
519 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
520 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
521 (simplify_binary_expression): Use valid_gimple_expression_p
522 to validate the simplification.
523 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
525 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
527 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
528 DWARF2_DEBUG on 32 bit target too.
529 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
531 2007-07-11 Nick Clifton <nickc@redhat.com>
533 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
534 version for 64-bit hosts.
536 2007-07-10 David Daney <ddaney@avtrex.com>
538 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
540 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
542 * config/mips/mips.c (mips_expand_synci_loop): New function.
543 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
544 (UNSPEC_RDHWR): Same.
545 (UNSPEC_SYNCI): Same.
547 (clear_cache): New expand.
551 (clear_hazard): Same.
552 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
554 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
555 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
557 2007-07-10 Ian Lance Taylor <iant@google.com>
559 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
562 2007-07-10 David Daney <ddaney@avtrex.com>
564 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
565 * builtins.c (expand_builtin___clear_cache): New function.
566 (expand_builtin): Call expand_builtin___clear_cache for
567 BUILT_IN_CLEAR_CACHE case.
568 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
569 * doc/md.texi (clear_cache): Document new instruction pattern.
570 * testsuite/gcc.dg/builtins-64.c: New test.
572 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
574 * config/cris/cris.md ("movsi"): Fix typo in last change.
576 2007-07-09 Geoffrey Keating <geoffk@apple.com>
579 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
581 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
582 * varasm.c (assemble_start_function): Honor DECL_ALIGN
583 for FUNCTION_DECLs. Don't use align_functions_log if
585 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
586 even for FUNCTION_DECLs.
587 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
589 * tree.h (DECL_ALIGN): Update for new location of 'align'.
590 (DECL_FUNCTION_CODE): Update for new location and name of
592 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
593 (struct tree_decl_common): Move 'align' and 'off_align' out
594 of union, ensure they're still on a 32-bit boundary. Remove
595 other fields in union 'u1'.
596 (struct tree_function_decl): Add field 'function_code' replacing
597 'u1.f' in tree_decl_common.
598 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
599 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
600 (Variable Attributes): Cross-reference 'aligned' attribute
601 to Function Attributes.
602 * flags.h (force_align_functions_log): Delete.
603 * toplev.c (force_align_functions_log): Delete.
605 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
608 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
609 (*vec_concatv2di_rex): New insn pattern.
611 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
614 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
616 2007-07-10 Ian Lance Taylor <iant@google.com>
618 Replace no_new_pseudos in backends.
619 * rtl.h (can_create_pseudo_p): Define.
620 * config/darwin.c (machopic_indirect_data_reference): Use
621 can_create_pseudo_p () instead of no_new_pseudos.
622 (machopic_indirect_data_reference): Likewise.
623 (machopic_legitimize_pic_address): Likewise.
624 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
625 (alpha_emit_set_const_1): Likewise.
626 (alpha_emit_set_const): Likewise.
627 (alpha_emit_conditional_move): Likewise.
628 (alpha_split_conditional_move): Likewise.
629 * config/alpha/alpha.md (various splitters): Likewise.
631 * config/arm/arm.c (legitimize_pic_address): Likewise.
632 (arm_load_pic_register): Likewise.
633 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
634 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
635 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
636 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
637 * config/cris/cris.md (movsi): Likewise.
638 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
639 (symGOTOFF2reg_hilo): Likewise.
640 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
641 * config/h8300/h8300.md (insv, extzv): Likewise.
642 * config/i386/i386.c (ix86_expand_move): Likewise.
643 (ix86_expand_vector_move): Likewise.
644 (ix86_prepare_fp_compare_args): Likewise.
645 (ix86_expand_carry_flag_compare): Likewise.
646 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
647 (tls_dynamic_gnu2_combine_32): Likewise.
648 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
649 * config/ia64/ia64.c (ia64_expand_move): Likewise.
650 (ia64_expand_movxf_movrf): Likewise.
651 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
652 (m32c_split_move): Likewise.
653 (m32c_expand_insv): Likewise.
654 * config/m68k/m68k.md (movsi): Likewise.
655 * config/mips/mips.c (mips_force_temporary): Likewise.
656 (mips_split_symbol): Likewise.
657 (mips_move_integer): Likewise.
658 (mips_legitimize_const_move): Likewise.
659 * config/mn10300/mn10300.md (movsi): Likewise.
660 * config/pa/pa.c (emit_move_sequence): Likewise.
661 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
662 (rs6000_got_register): Likewise.
663 (create_TOC_reference): Likewise.
664 (rs6000_machopic_legitimize_pic_address): Likewise.
665 * config/rs6000/rs6000.md (add<mode>3): Likewise.
666 (various splitters): Likewise.
667 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
668 (movsi_got): Likewise.
669 * config/s390/s390.c (emit_symbolic_move): Likewise.
670 * config/s390/s390.md (movhi, movqi): Likewise.
671 (load_multiple, store_multiple): Likewise.
672 * config/score/score.c (score_force_temporary): Likewise.
673 * config/sh/sh.c (prepare_move_operands): Likewise.
674 (prepare_cbranch_operands): Likewise.
675 (emit_fpu_switch): Likewise.
676 (fpscr_set_from_mem): Likewise.
677 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
678 (adddi3, subsi3): Likewise.
679 (various splitters): Likewise.
680 (divsi_inv_fp_combine): Likewise.
681 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
682 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
684 * config/sh/predicates.md (xor_operand): Likewise.
685 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
686 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
687 (movdi_pic_label_ref): Likewise.
688 * config/spu/spu.c (spu_split_immediate): Likewise.
689 * config/alpha/alpha.md (various splitters): Remove test
690 !no_new_pseudos || reload_completed.
691 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
693 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
694 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
695 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
696 * config/score/score.c (th_output_mi_thunk): Likewise.
697 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
698 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
700 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
702 PR rtl-optimization/32664
703 * mode-switching.c (create_pre_exit): Skip barrier insns.
705 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
707 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
708 force_gimple_operand_bsi.
709 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
710 rewrite_use_compare): Ditto.
711 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
713 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
714 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
715 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
716 * tree-profile.c (prepare_instrumented_value,
717 tree_gen_interval_profiler, tree_gen_pow2_profiler,
718 tree_gen_one_value_profiler, tree_gen_ic_profiler,
719 tree_gen_ic_func_profiler, tree_gen_average_profiler,
720 tree_gen_ior_profiler): Ditto.
721 * tree-ssa-reassoc.c (negate_value): Ditto.
722 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
723 Use force_gimple_operand_bsi.
724 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
725 * tree-if-conv.c (add_to_dst_predicate_list,
726 find_phi_replacement_condition): Ditto.
727 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
728 Call mark_symbols_for_renaming for new statements.
729 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
731 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
733 * cfghooks.c (remove_edge): New function.
734 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
736 * cfghooks.h (remove_edge): Declare.
737 * cfg.c (remove_edge): Renamed to remove_edge_raw.
738 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
740 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
742 * optabs.h: Added declaration for signbit_optab.
743 * optabs.c: (init_optabs): Added initialization for signbit_optab.
744 * genoptinit.c (optabs): Added entry for signbit insns.
745 * builtins.c (expand_builtin_signbit): Added code to use a signbit
747 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
748 * config/s390/s390.md (signbit<mode>2): New expander.
750 2007-07-09 Richard Guenther <rguenther@suse.de>
753 * fold-const.c (fold_plusminus_mult_expr): Move constant
754 arguments second to allow decomposing.
756 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
759 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
761 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
762 Disregard DECL_FROM_INLINE.
764 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
767 * doc/invoke.texi: Add ftree-reassoc flag.
768 * common.opt (ftree-reassoc): New flag.
769 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
770 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
772 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
774 PR tree-optimization/32681
775 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
776 saved in second_edge->aux when first_bb is a loop header.
778 2007-07-09 Jan HUbicka <jh@suse.cz>
780 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
782 2007-07-09 Richard Guenther <rguenther@suse.de>
784 * c-decl.c (start_function): Do not promote return type.
786 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
788 * function.c (do_warn_unused_parameter): Do not warn if
789 TREE_NO_WARNING is set.
791 2007-07-08 Andreas Schwab <schwab@suse.de>
793 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
795 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
798 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
800 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
801 apply to assembly language, too.
802 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
804 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
806 Revert (note the sccvn portions are *not* reverted)
807 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
809 Fix PR tree-optimization/23488
811 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
813 * tree-flow-inline.h (get_value_handle): Ditto.
814 * tree-ssa-pre.c (decl_vh_map): New.
815 (decl_node_pool): New.
816 (can_value_number_operation): Support DECL_P.
817 (can_PRE_operation): Ditto.
818 (create_expression_by_pieces): Ditto.
819 (find_existing_value_expr): Modify to differnetiate between
820 addressing and top level.
821 (create_value_handle_for_expr): Handle DECL's.
822 (poolify_tree): Ditto.
823 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
824 (make_values_for_stmt): Handle DECL's properly.
825 (init_pre): Reorg to not init useless things during FRE.
827 * tree-flow.h: Include pointer-set.h.
828 (decl_vh_map): Declare.
829 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
831 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
833 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
834 the constraint description.
835 * doc/md.texi: Update documentation of AVR constraints.
837 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
839 * auto-inc-dec.c, config/arm/arm.c,
840 config/m32r/constraints.md, config/mips/mips.md,
841 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
842 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
843 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
844 typos. Follow spelling conventions.
845 * doc/invoke.texi, doc/rtl.texi: Fix typos.
847 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
848 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
850 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
851 realloc_vuse): Remove.
852 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
855 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
857 Fix PR tree-optimization/23488
859 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
860 (try_to_simplify): Ditto.
862 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
864 * tree-flow-inline.h (get_value_handle): Ditto.
865 * tree-ssa-pre.c (decl_vh_map): New.
866 (decl_node_pool): New.
867 (can_value_number_operation): Support DECL_P.
868 (can_PRE_operation): Ditto.
869 (create_expression_by_pieces): Ditto.
870 (find_existing_value_expr): Modify to differnetiate between
871 addressing and top level.
872 (create_value_handle_for_expr): Handle DECL's.
873 (poolify_tree): Ditto.
874 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
875 (make_values_for_stmt): Handle DECL's properly.
876 (init_pre): Reorg to not init useless things during FRE.
878 * tree-flow.h: Include pointer-set.h.
879 (decl_vh_map): Declare.
880 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
882 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
884 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
885 apply to assembly language, too.
886 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
888 2007-07-06 Ian Lance Taylor <iant@google.com>
889 Zack Weinberg <zackw@panix.com>
892 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
894 2007-07-06 Richard Sandiford <richard@codesourcery.com>
896 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
897 (prefetch): Likewise if "pref" would be used.
899 2007-07-06 Josh Conner <jconner@apple.com>
903 * calls.c (store_one_arg): Handle arguments which are partially
904 on the stack when detecting argument overlap.
906 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
908 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
909 chosen during find_reloads.
911 2007-07-06 Richard Guenther <rguenther@suse.de>
913 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
914 TYPE_ARG_TYPES for verification of argument types. Use
915 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
916 parameters as variable arguments.
918 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
920 * libgcc2.h (word_type): Type definition removed.
921 (cmp_return_type, shift_count_type): Type definitions added.
922 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
923 replaced with shift_count_type.
924 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
926 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
927 changed from word_type to Wtype.
928 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
929 replaced with shift_count_type.
930 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
932 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
933 and libgcc_shift_count attribute added.
934 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
935 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
936 (TARGET_INITIALIZER): New target hooks added.
937 * targhooks.c (default_libgcc_cmp_return_mode,
938 default_libgcc_shift_count_mode): Default implementations for the new
940 * targhooks.h (default_libgcc_cmp_return_mode,
941 default_libgcc_shift_count_mode): Function prototypes added.
942 * target.h (struct gcc_target): Fields for the new target hooks added.
943 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
945 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
948 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
949 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
951 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
952 s390_libgcc_shift_count_mode): Functions added.
953 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
954 Target hooks defined.
956 2007-07-06 Richard Sandiford <richard@codesourcery.com>
958 * config/mips/mips.c (compute_frame_size): Restore the original
959 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
960 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
961 Document why the difference is needed.
963 2007-07-06 Richard Guenther <rguenther@suse.de>
965 * c-common.c (boolean_increment): Use correctly typed
968 2007-07-06 Richard Sandiford <richard@codesourcery.com>
970 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
971 the topmost argument register is not also included in the save mask.
972 (mips16e_collect_argument_save_p): Take a pointer to the argument
973 register, rather than a pointer to the number of arguments.
974 (mips16e_collect_argument_saves): Only include argument saves
975 that aren't in the register mask.
977 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
979 PR rtl-optimization/32450
980 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
981 to ensure that instructions are not moved into the prologue when
982 profiling is on. Remove unused prologue_end variable.
983 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
984 as a scheduling barrier.
986 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
989 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
990 Disregard DECL_FROM_INLINE.
992 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
994 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
995 IORing with a constant.
997 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
999 PR rtl-optimization/32475
1000 * df-scan.c (df_def_record_1): Add a use of the stack pointer
1001 for every definition of the stack pointer.
1003 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
1005 * arm.c (vfp3_const_double_index): Copy signed results of
1006 REAL_VALUE_TO_INT into unsigned vars.
1008 2007-07-05 Richard Guenther <rguenther@suse.de>
1011 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
1013 * tree-ssa.c (useless_type_conversion_p): Check canonical
1016 2007-07-05 Anatoly Sokolov <aesok@post.ru>
1018 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
1019 zero_extendhisi2): Change to define_insn_and_split.
1020 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
1022 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
1024 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
1025 pass_match_asm_constraints): New.
1026 * passes.c (init_optimization_passes): Add new pass.
1027 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
1028 * function.h (struct function): Add has_asm_statement bit.
1029 (current_function_has_asm_statement): New.
1030 * tree-pass.h (pass_match_asm_constraints): New.
1032 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
1034 * config/mips/mips.c (mips_file_start): Avoid declaration
1037 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
1039 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
1041 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
1043 * rtl.def (NOTE): Change print format string to print
1044 operand 5 as a note insn name.
1046 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
1047 David Ung <davidu@mips.com>
1049 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
1050 * doc/invoke.texi: (MIPS Options): Document them.
1052 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
1053 David Ung <davidu@mips.com>
1055 Add support for SmartMIPS ASE.
1057 * optabs.c (expand_binop_directly): New, broken out from...
1058 (expand_binop): Here. Make it try rotating in the other
1059 direction even when the second operand isn't constant.
1060 * config/mips/mips.md (*lwxs): New.
1061 * config/mips/mips.opt (msmartmips): New.
1062 * config/mips/mips.c (mips_lwxs_address_p): New.
1063 (mips_rtx_costs): Make it recognize scaled indexed addressing.
1064 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
1065 __mips_smartmips when compiling for TARGET_SMARTMIPS.
1066 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
1067 (ISA_HAS_LWXS): New.
1068 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
1069 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
1070 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
1071 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
1072 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
1073 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
1074 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
1076 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
1078 * tree-vectorizer.c (new_loop_vec_info): Initialize
1079 LOOP_VINFO_COST_MODEL_MIN_ITERS.
1080 * tree-vectorizer.h (_loop_vec_info): Added new filed
1081 min_profitable_iters.
1082 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
1083 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
1084 * tree-vect-analyze.c (vect_analyze_operations): Set
1085 LOOP_VINFO_COST_MODEL_MIN_ITERS.
1086 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
1087 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
1088 Fix calculation of peel_iters_prologue. Move consideration of epilogue
1089 and prologue cost to after they are computed.
1090 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
1092 (vect_model_simple_cost): Takes additional argument dt. Consider cost
1093 of creating vectors from scalars according to dt.
1094 (vect_model_store_cost): Likewise.
1095 (vectorizable_call): Use dt array instead of scalar dt. Call
1096 vect_model_simple_cost with additional argument dt.
1097 (vectorizable_assignment): Likewise.
1098 (vectorizable_operation): Likewise.
1099 (vectorizable_type_demotion): Likewise.
1100 (vectorizable_type_promotion): Likewise.
1101 (vectorizable_store): Use dt array instead of scalar dt. Call
1102 vect_model_store_cost with additional argument dt.
1103 (vect_do_peeling_for_loop_bound): Don't call
1104 vect_estimate_min_profitable_iters. Instead, lookup
1105 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
1106 "may not be profitable".
1108 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
1111 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
1112 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
1113 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
1114 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
1116 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
1118 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
1119 addressing modes cheaper.
1121 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
1123 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
1124 (dw_ranges_struct): Rename block_num to num. Adjust.
1125 (dw_ranges_by_label_struct): New.
1126 (ranges_by_label, ranges_by_label_allocated,
1127 ranges_by_label_in_use): New variables.
1128 (add_ranges_num): Factored most of the code out of...
1129 (add_ranges): ... this one. Rewrite in terms of the former.
1130 (add_ranges_by_labels): New.
1131 (output_ranges): Output by-label ranges.
1132 (dwarf2out_finish): Output range for multiple-section
1133 compile_unit. Output standard DW_AT_low_pc in addition to
1134 unexpected DW_AT_entry_pc.
1136 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
1138 PR tree-optimization/32604
1139 PR tree-optimization/32606
1141 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
1142 (compute_antic_safe): Removed.
1143 (ANTIC_SAFE_LOADS): Ditto.
1144 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
1145 (execute_pre): Don't call compute_antic_safe.
1146 (vuse_equiv): New function.
1147 (make_values_for_stmt): Use it
1148 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
1151 2007-07-04 Anatoly Sokolov <aesok@post.ru>
1154 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
1156 (avr_attribute_table): Make "naked" attribute apply to function types
1157 rather than to decls.
1158 (avr_handle_fntype_attribute): New function.
1160 2007-07-04 Joseph Myers <joseph@codesourcery.com>
1162 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
1165 2007-07-04 David Ung <davidu@mips.com>
1166 Joseph Myers <joseph@codesourcery.com>
1168 * config/mips/mips.md (type): Add logical, signext and move.
1169 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
1170 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
1171 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
1172 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
1173 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
1174 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
1175 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
1176 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
1177 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
1178 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
1179 movv2sf_hardfloat_64bit): Use the new types.
1180 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
1181 *movdf_softfloat, *movdf_mips16): Use "multi".
1182 (extendqihi2): Replace with a define_expand.
1183 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
1184 Based on extend<SHORT:mode><GPR:mode>2 patterns.
1185 * config/mips/74k.md (r74k_int_logical): New reservation and
1187 (r74k_int_arith): Remove "slt".
1188 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
1189 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
1190 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
1191 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
1192 reservations for "arith".
1194 2007-07-04 Richard Guenther <rguenther@suse.de>
1196 * tree-ssa.c (useless_type_conversion_p): Add handling for
1197 scalar float and vector types. Only call the types_compatible_p
1198 langhook for aggregate types as last resort. Follow the
1201 2007-07-04 Richard Guenther <rguenther@suse.de>
1203 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
1204 the same as NOP_EXPR.
1206 2007-07-04 Nick Clifton <nickc@redhat.com>
1208 * target.h (struct gcc_target): Add target_help field.
1209 * target-def.h (TARGET_HELP): New.
1210 (TARGET_INITIALIZER): Use TARGET_HELP.
1211 * opts.c (command_handle_option): Invoke target_help function, if
1212 defined, when the user has specified --target-help on the command
1214 * doc/invoke.texi: Mention that --target-help might print
1215 additional information.
1216 * doc/tm.texi: Document TARGET_HELP hook.
1218 * arm.c (TARGET_HELP): Override default definition.
1219 (arm_target_help): New - display a wrapped list of cores and
1220 architectures supported.
1222 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
1224 * config/gcc/v850/v850.c (expand_prologue): Make sure
1225 GEN_INT() argument is sign extended rather than zero extended.
1226 (expand_epilogue): Likewise.
1227 (output_move_double): Delete.
1228 * config/gcc/v850/v850-protos.h (output_move_double): Delete.
1229 * config/gcc/v850/v850.md (movdi): Delete.
1230 (*movdi_internal): Delete.
1232 (*movdf_internal): Delete.
1234 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1236 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
1237 unless compiling RTP PIC.
1239 2007-07-04 Richard Guenther <rguenther@suse.de>
1241 PR tree-optimization/32482
1242 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
1243 original ssa name if we didn't find a shift expression.
1244 Fix shift constant for bit zero test.
1246 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1248 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
1250 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1252 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
1253 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
1254 * config/arm/vxworks.h (ASM_SPEC): Delete.
1255 (SUBTARGET_EXTRA_ASM_SPEC): Define.
1257 2007-07-04 Sebastian Pop <sebpop@gmail.com>
1259 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
1260 (DDR_REVERSED_P): New.
1261 * tree-data-ref.c (initialize_data_dependence_relation,
1262 build_classic_dist_vector): Set DDR_REVERSED_P.
1264 2007-07-04 Sebastian Pop <sebpop@gmail.com>
1267 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
1268 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
1269 init_omega_for_ddr_1): Use non conservative number of iterations
1271 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
1272 (analyze_siv_subscript): Remove FIXME and reinitialization of
1273 last_conflicts to chrec_dont_know.
1274 * testsuite/gfortran.dg/vect/pr32457.f90: New.
1276 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
1278 * tree.c (maybe_canonicalize_argtypes): Improve description.
1280 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
1282 * tree.c (maybe_canonicalize_argtypes): New.
1283 (build_function_type): Set canonical type.
1284 (build_method_type_directly): Ditto.
1285 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
1288 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1290 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
1292 (rewrite_use_nonlinear_expr): Likewise.
1294 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
1296 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
1298 2007-07-04 Ben Elliston <bje@au.ibm.com>
1300 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
1303 * c-objc-common.c (c_types_compatible_p): Fix indentation.
1305 * doc/tm.texi (Run-time Target): Capitalise "CPU".
1306 (Exception Handling): Likewise.
1308 2007-07-03 Jan Hubicka <jh@suse.cz>
1310 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
1312 2007-07-03 Eric Christopher <echristo@apple.com>
1314 * doc/cppopts.texi: Add conflicting option note to -dM.
1315 * doc/invoke.texi: Add note about possible conflicts with
1316 -E for -dCHARS and note that -dM will not produce
1317 any results if there is no machine dependent reorg.
1319 2007-07-03 Geoffrey Keating <geoffk@apple.com>
1321 * tree.h (DECL_ALIGN): Back out previous change.
1323 2007-07-03 Joseph Myers <joseph@codesourcery.com>
1325 * configure.ac: Test for .dtprelword support on MIPS.
1326 * configure, config.in: Regenerate.
1327 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
1328 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
1330 2007-07-03 Julian Brown <julian@codesourcery.com>
1332 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
1333 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
1334 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
1335 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
1337 (all_fpus): Add FPUTYPE_VFP3.
1338 (fp_model_for_fpu): Add VFPv3 field.
1339 (arm_rtx_costs_1): Give cost to VFPv3 constants.
1340 (vfp3_const_double_index): New function. Return integer index of
1341 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
1343 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
1344 and argument represents a valid RTX for a VFPv3 constant.
1345 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
1347 (vfp_emit_fstmd): Similar, for fstmd.
1348 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
1349 constants, represented as integer indices.
1350 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
1351 VFP_REGNO_OK_FOR_DOUBLE macros.
1352 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
1353 (arm_file_start): Set float-abi attribute for VFPv3, and output
1354 correct ".fpu" assembler directive.
1355 (arm_dbx_register_numbering): Add FIXME.
1356 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
1357 (fputype): Add FPUTYPE_VFP3.
1358 (FIXED_REGISTERS): Add 32 registers for D16-D31.
1359 (CALL_USED_REGISTERS): Likewise.
1360 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
1361 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
1362 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
1363 (D7_VFP_REGNUM): New.
1364 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
1365 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
1366 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
1367 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
1368 (REG_ALLOC_ORDER): Adjust for VFPv3.
1369 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
1370 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
1371 VFP_LO_REGS, VFP_HI_REGS.
1372 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
1373 (IS_VFP_CLASS): Define macro.
1374 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
1376 (REGISTER_MOVE_COST): Likewise.
1377 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
1378 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
1379 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
1380 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
1381 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
1382 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
1383 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
1384 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
1385 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
1386 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
1387 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
1388 where appropriate for single-word registers.
1389 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
1390 As above. Fix type attributes.
1391 * config/arm/constraints.md (register_contraint "t"): Define.
1392 (register_constraint "w"): Change to D0-D15, or D0-D31 for
1394 (register_constraint "x"): Define.
1395 (constraint "Dv"): Define.
1397 2007-07-03 Geoffrey Keating <geoffk@apple.com>
1399 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
1401 2007-07-03 Tom Tromey <tromey@redhat.com>
1403 * c-parser.c (objc_pq_context): Removed.
1404 (objc_need_raw_identifier): Likewise.
1405 (c_parser) <objc_pq_context>: New field.
1406 <objc_need_raw_identifier>: Likewise.
1407 (OBJC_NEED_RAW_IDENTIFIER): Removed.
1408 (c_lex_one_token): Update.
1409 (c_parser_objc_protocol_definition): Update.
1410 (c_parser_objc_method_definition): Update.
1411 (c_parser_objc_methodproto): Update.
1412 (c_parser_declspecs): Update.
1414 2007-07-03 David Ung <davidu@mips.com>
1416 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
1418 2007-07-03 David Ung <davidu@mips.com>
1419 Richard Sandiford <richard@codesourcery.com>
1421 * doc/invoke.texi: Document -march=74kf3_2.
1422 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
1423 (TUNE_74K): Check for it.
1424 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
1425 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
1426 * config/mips/mips.md (cpu): Add 74kf3_2.
1427 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
1428 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
1429 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
1430 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
1431 74kf3_2 to the CPU list.
1432 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
1433 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
1434 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
1435 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
1436 (r74kf3_2_fxfer_from_c1): New insn reservations.
1438 2007-07-03 Richard Sandiford <richard@codesourcery.com>
1439 David Ung <davidu@mips.com>
1441 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
1442 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
1443 and 74k[fx]. Document aliases for the new options.
1444 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
1445 (PROCESSOR_24KF2_1): ...this.
1446 (PROCESSOR_24KX): Rename to...
1447 (PROCESSOR_24KF1_1): ...this.
1448 (PROCESSOR_74KF): Rename to...
1449 (PROCESSOR_74KF2_1): ...this.
1450 (PROCESSOR_74KX): Rename to...
1451 (PROCESSOR_74KF1_1): ...this.
1452 (TUNE_74K): Update PROCESSOR_* names.
1453 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
1454 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
1455 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
1456 (mips_rtx_cost_data): Update processor names in comments.
1457 (mips_issue_rate): Update PROCESSOR_* names.
1458 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
1459 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
1460 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
1461 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
1462 Update cpu attribute names.
1463 (r24k_fpu_iss): Rename this reservation to...
1464 (r24kf2_1_fpu_iss): ...this and update all uses.
1465 (r24kx_fpu_iss): Rename this reservation to...
1466 (r24kf1_1_fpu_iss): ...this and update all uses.
1467 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
1468 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
1469 Update cpu attribute names.
1471 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
1473 * config/m32r/constraints.md: New file.
1474 * config/m32r/m32r.c: Include tm-constrs.h.
1475 (small_data_operand): Use satisfies_constraint_* instead of macro.
1476 (addr24_operand, gen_compare): Likewise.
1477 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
1478 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
1479 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
1480 EXTRA_CONSTRAINT): Likewise.
1481 * config/m32r/m32r.md: Include constraints.md.
1482 (*movsi_insn): Use satisfies_constraint_* instead of macro.
1483 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
1484 * config/m32r/predicates.md (conditional_move_operand): Likewise.
1485 (two_insn_const_operand, int8_operand, uint16_operand,
1486 reg_or_int16_operand, reg_or_uint16_operand,
1487 reg_or_cmp_int16_operand, cmp_int16_operand,
1488 seth_add3_operand): Likewise.
1490 2007-07-03 Eric Christopher <echristo@gmail.com>
1492 * libgcc2.h: Conditionally declare __bswapsi2 and
1495 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
1497 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
1500 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1503 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
1504 (__gthrw_pragma): Provide default definition.
1506 * gthr-posix.c (__gthrw_pragma): Define.
1508 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
1510 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
1511 before declaring inequality.
1513 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
1515 * combine.c (recog_for_combine): Log the success or failure of
1516 matching new insn patterns against the machine description in
1519 2007-07-03 Revital Eres <eres@il.ibm.com>
1521 * ddg.c (print_sccs): New function.
1522 (check_sccs): New function.
1523 (create_ddg_all_sccs): Use it.
1524 * ddg.h (print_sccs): Declare.
1525 * modulo-sched.c (sms_order_nodes): Call print_sccs.
1527 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
1529 * targhooks.h (default_mode_for_suffix): New function declaration.
1530 * targhooks.c (default_mode_for_suffix): New default target hook.
1531 * target.h (struct c): New structure in the targetm struct.
1532 (mode_for_suffix): New target hook as part of struct c.
1533 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
1534 default_mode_for_suffix.
1535 (TARGET_C): New define.
1536 * c-lex.c: Include "target.h".
1537 (interpret_float): Use targetm.c.mode_for_suffix to determine
1538 the mode for a given non-standard suffix.
1539 Makefile.in (c-lex.o): Depend on $(TARGET_H).
1541 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
1542 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
1544 * doc/extend.texi (Floating Types): New node. Document __float80 and
1545 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
1547 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
1550 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
1551 predicate instead of target_operand.
1552 (divsi3_i1_media, divsi3_media_2): Likewise.
1554 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
1556 * tree.h (alias_sets_might_conflict_p): Rename into
1557 alias_sets_must_conflict_p.
1558 * alias.c (alias_sets_might_conflict_p): Likewise.
1559 (alias_sets_conflict_p): Use it.
1560 (objects_must_conflict_p): Likewise.
1561 * c-common.c (strict_aliasing_warning): Adjust.
1563 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
1565 * rtlhooks.c (gen_lowpart_if_possible): Check for
1566 invalid subreg before calling gen_lowpart_SUBREG.
1568 2007-07-02 Geoffrey Keating <geoffk@apple.com>
1570 * config/darwin9.h: Add copyright notice.
1571 (LINK_COMMAND_SPEC): Add comment.
1572 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
1573 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
1574 DARWIN_LIBSYSTEM_HAS_UNWIND.
1576 2007-07-02 Jakub Jelinek <jakub@redhat.com>
1579 * omp-low.c (check_combined_parallel): New function.
1580 (lower_omp_parallel): Call it via walk_stmts, set
1581 OMP_PARALLEL_COMBINED if appropriate.
1582 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
1583 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
1584 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
1585 don't consider it as combined parallel.
1587 2007-07-02 Richard Sandiford <richard@codesourcery.com>
1589 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
1590 (gcc_tooldir): Likewise.
1591 * configure: Regenerate.
1592 * Makefile.in (libsubdir_to_prefix): New variable, based on the
1593 old configure.ac gcc_tooldir setting.
1594 (prefix_to_exec_prefix): New variable.
1595 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
1596 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
1598 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
1600 Fix PR tree-optimization/32583
1601 Fix PR tree-optimization/32584
1602 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
1603 (phi_translate_set): Use phi_translate directly now.
1604 (make_values_for_stmt): Don't value number RHS if we already know
1607 2007-07-02 Steve Ellcey <sje@cup.hp.com>
1608 Jim Wilson <wilson@specifix.com>
1611 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
1614 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
1615 Richard Sandiford <richard@codesourcery.com>
1616 Nigel Stephens <nigel@mips.com>
1618 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
1619 (mips16e_output_save_restore): Declare.
1620 (mips16e_save_restore_pattern_p): Likewise.
1621 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
1622 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
1623 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
1624 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
1625 (BITSET_P): New global macro, extracted from...
1626 (mips_for_each_saved_reg): ...here.
1627 (mips16e_save_restore_info): New struct.
1628 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
1629 (mips16e_save_restore_regs): New variable.
1630 (mips_split_plus, mips16e_find_first_register): New functions.
1631 (mips16e_mask_registers): New function.
1632 (compute_frame_size): Expand the commentary before the function.
1633 Enforce the MIPS16e save and restore register range restrictions.
1634 Pad the general register save area at the low end.
1635 (mips16e_save_restore_reg, mips16e_build_save_restore)
1636 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
1637 (mips16e_output_save_restore, mips16e_collect_propagate_value)
1638 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
1640 (mips_expand_prologue, mips_expand_epilogue): Handle
1641 GENERATE_MIPS16E_SAVE_RESTORE.
1642 * config/mips/mips.md (*mips16e_save_restore): New pattern.
1644 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
1646 PR tree-optimization/31966
1647 PR tree-optimization/32533
1648 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
1649 "basic_block" description as its third argument. Update function
1650 calls to get destination bb from "edge" argument. Save "cond" into
1651 aux field of the edge. Update prototype for changed arguments.
1652 (if_convertible_loop_p): Clear aux field of incoming edges if bb
1654 (find_phi_replacement_condition): Operate on incoming edges, not
1655 on predecessor blocks. If there is a condition saved in the
1656 incoming edge aux field, AND it with incoming bb predicate.
1657 Return source bb of the first edge.
1658 (clean_predicate_lists): Clean aux field of outgoing node edges.
1659 (tree_if_conversion): Do not initialize cond variable. Move
1660 variable declaration into the loop.
1661 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
1662 initializations of new_stmt, arg0 and arg1 variables.
1664 2007-07-02 Jakub Jelinek <jakub@redhat.com>
1666 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
1667 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
1669 2007-07-02 Richard Guenther <rguenther@suse.de>
1671 * tree-ssa.c (useless_type_conversion_p): Document
1672 future intent as defining the middle-end type system.
1673 Re-structure to call langhook last, group by type class,
1674 mark questionable parts.
1676 2007-07-02 Richard Guenther <rguenther@suse.de>
1678 * tree-flow.h (types_compatible_p): Declare.
1679 * tree-ssa.c (types_compatible_p): New function.
1680 * ipa-type-escape.c (discover_unique_type): Use
1681 types_compatible_p instead of lang_hooks.types_compatible_p.
1682 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
1683 * tree-vn.c (expressions_equal_p): Likewise.
1684 * tree.c (fields_compatible_p): Likewise.
1685 * tree-ssa-dom.c (avail_expr_eq): Likewise.
1686 (cprop_operand): Use useless_type_conversion_p instead of
1687 lang_hooks.types_compatible_p.
1688 * tree-inline.c (setup_one_parameter): Likewise.
1689 (declare_return_variable): Likewise.
1690 * tree-nrv.c (tree_nrv): Likewise.
1691 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
1692 (maybe_fold_offset_to_component_ref): Likewise.
1693 (maybe_fold_offset_to_reference): Likewise.
1694 * tree-ssa-copy.c (may_propagate_copy): Likewise.
1695 (merge_alias_info): Likewise.
1696 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
1697 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
1698 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
1699 * tree-tailcall.c (find_tail_calls): Likewise.
1700 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
1701 * gimplify.c (canonicalize_addr_expr): Likewise.
1702 (fold_indirect_ref_rhs): Likewise.
1703 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
1704 (cpt_same_type): Likewise.
1705 (check_pointer_types_r): Swap parameters to cpt_same_type
1707 * fold-const.c (fold_convert): Revert fix for PR15988.
1708 * tree-inline.c (setup_one_parameter): Instead fix it here by
1709 using fold_build1 instead of fold_convert and checking for
1710 error_mark_node. Convert only if the conversion is necessary.
1712 2007-07-02 Joseph Myers <joseph@codesourcery.com>
1714 * configure.ac: Check for .gnu_attribute on Power.
1715 * configure: Regenerate.
1716 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
1717 attribute for floating-point ABI.
1719 2007-07-02 Ira Rosen <irar@il.ibm.com>
1721 PR tree-optimization/32230
1722 PR tree-optimization/32477
1723 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
1724 address is a constant.
1726 2007-07-02 Richard Sandiford <richard@codesourcery.com>
1728 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
1729 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
1730 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
1731 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
1732 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
1733 64-bit targets. Add support for *-elfoabi*.
1734 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
1735 different settings if $(tm_defines) does not select the EABI.
1736 (MULTILIB_EXCLUSIONS): Define in those circumstances.
1737 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
1738 (MIPS_ARCH_OPTION_SPEC): Likewise.
1739 (MIPS_ISA_LEVEL_SPEC): Likewise.
1740 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
1741 * config/mips/elfoabi.h: New file.
1743 2007-07-02 Richard Guenther <rguenther@suse.de>
1745 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
1746 (useless_type_conversion_p): ... this.
1747 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
1748 (useless_type_conversion_p): ... this.
1749 * builtins.c (fold_builtin_memory_op): Rename
1750 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
1751 * tree-cfg.c (verify_expr): Likewise.
1752 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
1753 * tree-ssa-ccp.c (ccp_fold): Likewise.
1754 * tree-ssa-copy.c (may_propagate_copy): Likewise.
1755 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
1756 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
1757 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
1758 * tree-ssa-pre.c (eliminate): Likewise.
1759 * tree-ssa.c (delete_tree_ssa): Likewise.
1760 (tree_ssa_useless_type_conversion): Likewise.
1761 * tree.c (build2_stat): Likewise.
1763 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
1765 Fix PR tree-optimization/32571
1766 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
1769 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
1771 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
1772 and other expected operations explicitly, change default to
1775 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
1777 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
1779 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
1780 (tls_load_dot_plus_eight): Move the label number into the unspec.
1781 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
1783 2007-07-01 Andreas Schwab <schwab@suse.de>
1785 * dwarf2out.c (initial_return_save): Define only if used.
1787 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
1789 Unreverting Richard's Revert of:
1791 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1793 * dce.c (deletable_insn_p_1): New function, split out from...
1794 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1795 specially, not those inside PARALLELs. Remove BODY argument
1796 and adjust recursive call accordingly.
1797 (prescan_insns_for_dce): Update call to delete_insn_p.
1799 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
1800 Revital Eres <eres@il.ibm.com>
1802 * ddg.c (create_ddg_all_sccs): Fix missed
1803 initialization of scc_nodes.
1805 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
1808 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
1809 X + ~X to 1 only for INTEGRAL_TYPE_P type.
1811 2007-06-30 Joseph Myers <joseph@codesourcery.com>
1813 * configure.ac: Check for .gnu_attribute on MIPS.
1814 * configure, config.in: Regenerate.
1815 * config/mips/mips.c (mips_file_start): If supported, output
1816 attribute for floating-point ABI.
1818 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
1821 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
1822 (ffs_cmove): New expander to expand using ctz pattern.
1823 (*ffs_cmove): Remove pattern.
1824 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
1825 (ffsdi2): Expand using ctz pattern.
1826 (*ffs_rex64): Remove pattern.
1828 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1830 PR rtl-optimization/32296
1831 * pa.md (return): Delete pattern.
1832 (return_internal): Remove "(const_int 1)" from pattern.
1833 (epilogue): Use return_internal pattern for trivial returns.
1834 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
1835 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
1837 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1839 * tree-ssa-pre.c (is_exception_related): New function
1840 (can_value_number_operation): Use it.
1842 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1844 Fix PR tree-optimization/32540
1845 Fix PR tree-optimization/31651
1847 * tree-ssa-sccvn.c: New file.
1849 * tree-ssa-sccvn.h: Ditto.
1851 * tree-vn.c: Include tree-ssa-sccvn.h
1852 (val_expr_paid_d): Removed.
1853 (value_table): Ditto.
1854 (vn_compute): Ditto.
1855 (val_expr_pair_hash): Ditto.
1856 (val_expr_pair_expr_eq): Ditto.
1857 (copy_vuses_from_stmt): Ditto.
1860 (shared_vuses_from_stmt): Ditto.
1861 (print_creation_to_file): Moved up.
1862 (sort_vuses): Ditto.
1863 (sort_vuses_heap): Ditto.
1864 (set_value_handle): Make non-static.
1865 (make_value_handle): Ditto.
1866 (vn_add): Rewritten to use sccvn lookups.
1867 (vn_add_with_vuses): Ditto.
1868 (vn_lookup): Ditto (and second argument removed).
1869 (vn_lookup_with_vuses): Ditto.
1870 (vn_lookup_or_add): Ditto (and second argument removed);
1871 (vn_lookup_or_add_with_vuses): Ditto.
1872 (vn_lookup_with_stmt): New.
1873 (vn_lookup_or_add_with_stmt): Ditto.
1874 (create_value_handle_for_expr): Ditto.
1876 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
1877 (seen_during_translate): New function.
1878 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
1879 (phi_trans_add): Ditto.
1880 (constant_expr_p): FIELD_DECL is always constant.
1881 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
1882 Use constant_expr_p.
1883 Avoid infinite recursion on mutually valued expressions.
1884 Change callers of vn_lookup_or_add.
1885 (phi_translate): New function.
1886 (compute_antic_safe): Allow phi nodes.
1887 (create_component_ref_by_pieces): Update for FIELD_DECL change.
1888 (find_or_generate_expression): Rewrite slightly.
1889 (create_expression_by_pieces): Updated for vn_lookup_or_add
1891 Update VN_INFO for new names.
1892 (insert_into_preds_of_block): Update for new names.
1893 (add_to_exp_gen): New function.
1894 (add_to_sets): Use vn_lookup_or_add_with_stmt.
1895 (find_existing_value_expr): Rewrite to changed vn_lookup.
1896 (create_value_expr_from): Ditto, and use add_to_exp_gen.
1897 (try_look_through_load): Removed.
1898 (try_combine_conversion): Ditto.
1899 (get_sccvn_value): New function.
1900 (make_values_for_phi): Ditto.
1901 (make_values_for_stmt): Ditto.
1902 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
1904 (init_pre): Update for SCCVN changes.
1906 (execute_pre): Ditto.
1908 * tree-flow.h (make_value_handle): Declare.
1909 (set_value_handle): Ditto.
1910 (sort_vuses_heap): Ditto.
1911 (vn_lookup_or_add_with_stmt): Ditto.
1912 (vn_lookup_with_stmt): Ditto.
1913 (vn_compute): Remove.
1916 (vn_lookup): Update arguments.
1918 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
1920 (tree-ssa-sccvn.o): New.
1921 (OBJS-common): Add tree-ssa-sccvn.o
1923 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1926 * c-typeck.c (build_external_ref): Don't mark as used if called
1928 * calls.c (rtx_for_function_call): Likewise.
1930 2007-06-30 Richard Sandiford <richard@codesourcery.com>
1934 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1936 * dce.c (deletable_insn_p_1): New function, split out from...
1937 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1938 specially, not those inside PARALLELs. Remove BODY argument
1939 and adjust recursive call accordingly.
1940 (prescan_insns_for_dce): Update call to delete_insn_p.
1942 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
1944 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
1945 (try_combine): Move potential calls to undo_all() so they happen
1946 before we commit to using the combined insns.
1948 2006-06-30 Jan Hubicka <jh@suse.cz>
1950 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
1953 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
1955 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
1956 (cgraph_remove_unreachable_nodes): Likewise.
1957 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
1958 * ipa-inline.c (update_caller_keys): Cast according to the coding
1960 (cgraph_decide_recursive_inlining): Likewise.
1961 (cgraph_decide_inlining_of_small_function): Likewise.
1962 (try_inline): Likewise.
1963 (cgraph_decide_inlining_incrementally): Likewise.
1964 * ipa-pure-const.c (get_function_state): Likewise.
1965 (scan_function): Likewise.
1966 (analyze_function): Likewise.
1967 (static_execute): Likewise.
1968 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
1969 (merge_callee_local_info): Likewise.
1970 (analyze_function): Use type safe memory macros.
1971 (static_execute): Likewise. Cast according to the coding conventions.
1972 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
1974 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
1976 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
1977 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
1980 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
1983 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
1984 for complex modes (both int and real).
1986 2007-06-29 Jan Hubicka <jh@suse.cz>
1988 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
1990 2007-06-29 Jan Hubicka <jh@suse.cz>
1993 * cse.c (cse_insn): Avoid invalid sharing in between register note and
1996 2007-06-29 Anatoly Sokolov <aesok@post.ru>
1999 * config/avr/avr.c: Include dataflow header file.
2000 (expand_prologue): Adjust for prologue insn change.
2001 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
2004 2007-06-29 Richard Guenther <rguenther@suse.de>
2007 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
2008 during type verification.
2010 2007-06-29 Jan Hubicka <jh@suse.cz>
2012 * recog.c (validate_change_rtx_1): Unshare TO argument.
2014 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
2016 PR tree-optimization/24659
2017 * tree-vect-transform.c (vectorizable_call): Handle
2018 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
2020 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
2021 * config/i386/i386.c (enum ix86_builtins)
2022 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
2023 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
2025 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
2026 const using def_builtin_const.
2027 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
2028 input operands in the same modes as the result.
2029 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
2031 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
2033 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
2034 (df_set_dead_notes_for_mw): Likewise.
2036 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
2038 * c-common.c (pointer_int_sum): Do the negation in sizetype.
2040 2007-06-28 DJ Delorie <dj@redhat.com>
2042 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
2044 2007-06-28 Geoffrey Keating <geoffk@apple.com>
2046 * doc/invoke.texi (C++ Dialect Options): Document
2047 fvisibility-ms-compat.
2048 * c.opt (fvisibility-ms-compat): New.
2050 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2053 * tree-affine.c (aff_combination_add_elt): Handle
2054 pointer addition specially.
2056 2007-06-28 Jakub Jelinek <jakub@redhat.com>
2058 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
2059 decl is non-external for AIX ABI.
2061 2007-06-28 David Edelsohn <edelsohn@gnu.org>
2063 * config/rs6000/predicates.md (current_file_function_operand):
2064 Ensure the symbol is non-external for AIX ABI.
2066 2007-06-28 Nick Clifton <nickc@redhat.com>
2068 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
2069 (fdce, fdse, fpredictive-commoning): Likewise.
2071 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2074 * gcc.c (process_command): Recognize the new -static-libgfortran
2077 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
2080 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
2081 Use a call clobbered hard reg instead of a pseudo reg.
2083 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
2085 * config/sh/sh.md (load_gbr): Use correct operand constraint.
2087 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
2090 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
2091 REG_LIBCALL and REG_RETVAL notes.
2092 (divsi3, mulsi3): Likewise.
2093 (mulhisi3): Likewise. Use emit_libcall_block.
2094 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
2096 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
2098 PR rtl-optimization/32481
2099 * combine.c (adjust_for_new_dest): Rescan the changed insn.
2101 2007-06-27 Richard Sandiford <richard@codesourcery.com>
2103 * dce.c (deletable_insn_p_1): New function, split out from...
2104 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
2105 specially, not those inside PARALLELs. Remove BODY argument
2106 and adjust recursive call accordingly.
2107 (prescan_insns_for_dce): Update call to delete_insn_p.
2109 2007-06-27 Richard Guenther <rguenther@suse.de>
2112 * tree.h (fold_convertible_p): Declare.
2113 * fold-const.c (fold_convertible_p): New function.
2114 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
2115 instead of lang_hooks.types_compatible_p.
2117 2007-06-26 Jan Hubicka <jh@suse.cz>
2119 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
2120 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
2121 early use validate_unshare_change.
2122 (reload_combine): Likewise.
2123 * recog.c (change_t): New field unshare.
2124 (validate_change_1): Rename from validate_change; add argument unshare.
2125 (validate_change): Turn into wrapper of validate_change_1; update
2126 prototype for bools.
2127 (validate_unshare_change): New.
2128 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
2129 calls of df_insn_rescan.
2130 * recog.h (validate_change): Replace ints by bools.
2131 (validate_unshare_change): Declare.
2133 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
2135 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
2137 2007-06-26 Steve Ellcey <sje@cup.hp.com>
2139 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
2141 2007-06-25 Jan Hubicka <jh@suse.cz>
2143 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
2145 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
2146 cgraph_decide_inlining_incrementally): Move uninlinability checks to
2147 places other call site specific checks are performed.
2149 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2152 * tree-vect-transform.c (vectorizable_operation): Convert
2153 POINTER_PLUS_EXPR over to PLUS_EXPR.
2155 2007-06-25 Chao-ying Fu <fu@mips.com>
2157 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
2158 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
2159 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
2160 Document GET_MODE_IBIT, and GET_MODE_FBIT.
2162 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
2163 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2164 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
2165 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
2166 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
2167 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
2168 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
2169 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
2170 ALL_FIXED_POINT_MODE_P): New define.
2171 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2173 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
2175 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
2176 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2177 MODE_VECTOR_UACCUM): New mode classes.
2179 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
2180 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
2181 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
2184 * genmodes.c (struct mode_data): Add ibit and fbit fields.
2185 (blank_mode): Initialize ibit and fbit.
2186 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
2187 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2189 (new_adjust): Change required_class to required_class_from and
2190 required_class_to for testing within a range.
2191 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2192 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2194 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
2195 (make_fixed_point_mode): New.
2196 (_ADD_ADJUST): Change C to C1 and C2.
2197 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
2198 use a range for machine classes.
2199 (ADJUST_IBIT, ADJUST_FBIT): New.
2200 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
2202 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
2203 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2204 Emit adjustment for ibit and fbit.
2205 (emit_mode_ibit, emit_mode_fbit): New.
2206 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
2208 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
2210 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
2211 as the source of the set.
2213 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
2215 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
2216 FP_REGNO_P): Use IN_RANGE.
2217 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
2218 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
2219 (DATA_REG_P): Use DATA_REGNO_P.
2220 (FP_REG_P): Use FP_REGNO_P.
2221 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
2222 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
2223 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
2225 2007-06-24 Jan Hubicka <jh@suse.cz>
2228 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
2230 2007-06-24 Sebastian Pop <sebpop@gmail.com>
2233 * fold-const.c (fold_binary): Strip nops of operand 0
2234 of BIT_NOT_EXPR before calling operand_equal_p.
2235 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
2236 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
2238 2007-06-23 Mark Mitchell <mark@codesourcery.com>
2240 * doc/extend.texi: Document that dllimport and dllexport imply
2242 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
2243 imported or exported declaration, including type declarations.
2244 * c-common.c (handle_visibility_attribute): Check for conflicts
2245 with dllimport/dllexport.
2246 (c_determine_visibility): Handle dllimport/dllexport as an
2247 explicit visibility atttribute.
2249 2007-06-23 Richard Guenther <rguenther@suse.de>
2251 PR tree-optimization/16876
2253 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
2255 * tree-inline.c (initialize_inlined_parameters): Do not call
2256 lang_hooks.tree_inlining.convert_parm_for_inlining.
2257 * cgraphbuild.c (initialize_inline_failed): Set inline failed
2258 reason for mismatched types.
2259 * gimplify.c (gimplify_call_expr): Verify the call expression
2260 arguments match the called function type signature. Otherwise
2261 mark the call expression to be not considered for inlining
2262 using CALL_CANNOT_INLINE_P flag.
2263 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
2264 edges call expression.
2265 (cgraph_decide_inlining_of_small_function): Likewise.
2266 (cgraph_decide_inlining): Likewise.
2267 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
2269 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
2270 * c-typeck.c (c_convert_parm_for_inlining): Remove.
2271 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
2273 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
2274 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
2276 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
2277 convert_parm_for_inlining member.
2279 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
2282 * arm.md (negscc): Match the correct operand for optimized LT0 test.
2283 Remove optimization for GT.
2285 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
2288 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
2290 (prescan_insns_for_dce): Add extra parameter.
2292 2007-06-23 Jan Hubicka <jh@suse.cz>
2295 * gimplify.c (mark_addressable): New function.
2296 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
2298 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2301 * expr.c (store_constructor): Do not clobber non-zeroed memory.
2303 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2306 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
2307 moves between MMX/SSE registers to at least 8 units to prevent
2308 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
2310 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2312 * config/i386/i386.c (override_options): Correct x86_sahf
2315 2007-06-21 David Daney <ddaney@avtrex.com>
2318 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
2319 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
2320 (exception_receiver): Renamed to ...
2321 (nonlocal_goto_receiver): ... this.
2323 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
2325 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
2326 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
2327 partial register accesses.
2329 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
2331 * fold-const.c (debug_fold_checksum): Move it under
2332 ENABLE_FOLD_CHECKING.
2334 2007-06-21 Sebastian Pop <sebpop@gmail.com>
2337 * tree.h (debug_fold_checksum): Declared.
2338 * fold-const.c (build_fold_addr_expr_with_type_1): New.
2339 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
2340 build_fold_addr_expr_with_type_1.
2341 (fold_addr_expr, debug_fold_checksum): New.
2342 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
2343 (fold_unary, fold_comparison, split_address_to_core_and_offset):
2346 2007-06-21 Sebastian Pop <sebpop@gmail.com>
2348 PR tree-optimization/19590
2349 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
2350 of scev is a constant.
2351 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
2353 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2355 * df-problems.c (df_note_bb_compute): Made computation of live
2356 info consistent with df_lr.
2358 2007-06-21 Richard Guenther <rguenther@suse.de>
2360 PR tree-optimization/32453
2361 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
2362 for pointer anti-range.
2364 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
2366 * config/i386/i386.c (processor_target_table): Increase maximum
2367 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
2370 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
2371 byte alignment if > 8 byte alignment is preferred.
2372 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
2374 2007-06-21 Jakub Jelinek <jakub@redhat.com>
2376 PR tree-optimization/31866
2377 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
2378 if ASM_EXPR's input is not a SSA_NAME.
2381 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
2382 but decl is a global var, instead return decl.
2383 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
2384 even for is_global_var decls, if they are private in some outer
2387 2007-06-21 Richard Guenther <rguenther@suse.de>
2389 PR tree-optimization/32451
2390 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
2392 2007-06-21 Christian Bruel <christian.bruel@st.com>
2394 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
2395 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
2396 (push_regs): Changed saving order or banked registers.
2397 (sh_expand_epilogue): Likewise.
2398 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
2399 (FIRST_BANKED_REG): Likewise.
2400 (LAST_BANKED_REG): Likewise.
2401 * config/sh/sh.md (banked) New attribute.
2402 (in_delay_slot): Check banked attribute.
2404 2007-06-20 Sebastian Pop <sebpop@gmail.com>
2406 PR tree-optimization/32075
2407 * tree-data-ref.c (subscript_dependence_tester_1,
2408 analyze_miv_subscript, analyze_overlapping_iterations,
2409 add_distance_for_zero_overlaps, build_classic_dist_vector,
2410 subscript_dependence_tester_1, analyze_overlapping_iterations,
2411 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
2412 compute_affine_dependence, compute_all_dependences): Pass loop_nest
2413 to evolution_function_is_affine_multivariate_p.
2415 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
2417 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
2419 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
2422 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
2424 * config/m32c/prologue.md (epilogue_exitd_16): New.
2425 (epilogue_reit_16): New.
2426 (epilogue_exitd): Rename to epilogue_exitd_24.
2427 (epilogue_reit): Rename to epilogue_reit_24.
2429 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
2430 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2432 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
2434 * haifa-sched.c (queue_to_ready): Don't requeue next insn
2435 if dbg_cnt (sched_insn) reaches the limit.
2436 (choose_ready): New parameter INSN_PTR and new return value.
2437 (schedule_block): Handle dbg_cnt (sched_insn). Handle
2438 the new return value from choose_ready.
2439 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
2440 (rest_of_handle_global_alloc): New global_alloc_at_func.
2442 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
2444 PR tree-optimization/25737
2445 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
2446 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
2447 * tree-flow.h (struct fieldoff): Add new field alias_set.
2448 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
2449 argument addressable_type. Set alias_set of fieldoff.
2450 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
2451 (create_overlap_variables_for): Pass alias_set from fieldoff to
2453 * alias.c (get_alias_set): Use alias_set from SFT if set.
2455 2007-06-20 Hui-May Chang <hm.chang@apple.com>
2457 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
2458 of a variable as an unsigned HOST_WIDE_INT integer.
2460 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
2462 PR rtl-optimization/32405
2463 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
2465 2007-06-20 Jakub Jelinek <jakub@redhat.com>
2467 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
2470 * builtins.c: Include diagnostic.h.
2471 (expand_builtin_expect): Make gcc_assert more permissive.
2472 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
2475 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
2479 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
2480 if ACCUMULATE_OUTGOING_ARGS.
2482 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2484 * config/m68hc11/m68hc11.c: Include dataflow header file.
2485 (m68hc11_reorg): Port to dataflow.
2487 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2489 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
2490 (struct df_problem.free_blocks_on_set_blocks): New field.
2491 (struct dataflow.optional_p): New field.
2492 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
2493 (df_live_set_all_dirty): New function.
2494 * df-scan.c (df_scan_alloc): Initialize optional_p.
2495 (problem_SCAN): Initialize free_blocks_on_set_blocks.
2496 * df-core.c (df_set_blocks): Removed use of
2497 DF_FIRST_OPTIONAL_PROBLEM. Now uses
2498 df_problem.free_blocks_on_set_blocks to determine which blocks are
2500 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
2501 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
2502 uses dataflow.optional_p to determine if problem should be
2504 (rest_of_handle_df_initialize): Only start live problem if
2506 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
2507 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
2508 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
2509 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
2510 problem_NOTE): Initialize free_blocks_on_set_blocks.
2511 (df_lr_bb_local_compute): Recompute luids if df_live problem is
2513 (df_live_set_all_dirty, df_note_alloc): New function.
2514 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
2516 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
2517 * postreload.c (reload_combine): Ditto.
2518 * cse.c (cse_extended_basic_block): Ditto.
2519 * regmove.c (mark_flags_life_zones): Ditto.
2520 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
2521 erase_matching_seqs): Ditto.
2522 * bt-load.c (compute_defs_uses_and_gen): Ditto.
2523 * integrate (allocate_initial_values): Ditto.
2524 * combine.c (reg_dead_at_p): Ditto.
2525 * resource.c (mark_target_live_regs): Ditto.
2526 * sched-rgn.c (check_live_1, update_live_1): Ditto.
2527 * config/sh/sh.c (find_r0_life_regions): Ditto.
2528 * global.c (rest_of_handle_global_alloc): Only add back df_live
2530 * local-alloc.c (rest_of_handle_local_alloc): Only remove
2532 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
2534 (if_convert): Make sure df_live is there at -O == 1.
2535 (pass_if_after_combine): Cleanup flags.
2536 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
2537 is there at -O == 1.
2539 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
2541 * config/arm/arm.c (arm_get_frame_offsets): Set
2542 offsets->locals_base to avoid negative stack size.
2543 (thumb1_expand_prologue): Assert on negative stack size.
2545 2007-04-19 Sebastian Pop <sebpop@gmail.com>
2547 PR tree-optimization/32367
2548 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
2549 of the chrec has no evolution in that loop.
2550 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
2552 2007-06-19 Bob Wilson <bob.wilson@acm.org>
2554 * config/xtensa/xtensa.c: Include "df.h".
2555 (xtensa_builtin_saveregs): Use adjust_address instead of
2557 (xtensa_va_start): Invoke make_tree with sizetype for
2558 expand_builtin_saveregs and then convert the result to a pointer.
2559 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
2560 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
2561 Subtract argument size from index value as integers and then use
2562 POINTER_PLUS_EXPR to add the result to the array address.
2564 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2567 * config/m32c/m32c.c: Include dataflow header file.
2568 (m32c_emit_prologue): Adjust for prologue insn change.
2569 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
2570 once inside a PARALLEL. Assume frame size passed in operand 0
2571 includes space to save the fb register.
2572 (prologue_enter_24): Likewise.
2573 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
2575 2007-06-19 David Daney <ddaney@avtrex.com
2578 * config/mips/mips.md (cprestore): Mark $gp as used.
2580 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2583 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
2584 (frv_ifcvt_modify_insn): Likewise.
2586 2007-06-19 Richard Guenther <rguenther@suse.de>
2588 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
2589 only handle positive offsets that fit in a HOST_WIDE_INT.
2591 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
2593 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
2594 result of rsqrt insn for zero input argument to avoid NaN.
2596 2007-06-19 Richard Guenther <rguenther@suse.de>
2599 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
2601 2007-06-19 Jakub Jelinek <jakub@redhat.com>
2603 PR tree-optimization/32353
2604 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
2606 2007-06-19 Nick Clifton <nickc@redhat.com>
2608 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
2610 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
2613 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
2614 * config/i386/i386.c (assign_386_stack_local): Assert that
2615 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
2616 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
2617 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
2618 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
2620 2007-06-18 Steve Ellcey <sje@cup.hp.com>
2622 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
2624 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
2626 PR rtl-optimization/32321
2627 * gcse.c (replace_store_insn): Update the note before
2628 calling emit_insn_after.
2630 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
2633 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
2635 * df-problems.c (df_note_bb_compute): Fix dumping info.
2637 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
2639 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
2640 insn with emit_jump_insn.
2642 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
2644 PR tree-optimization/32383
2645 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
2646 * targhooks.h (default_builtin_reciprocal): Update prototype.
2647 * target.h (struct gcc_target): Update builtin_reciprocal.
2648 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
2649 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
2650 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
2651 when fndecl is in BUILT_IN_MD class.
2652 (execute_convert_to_rsqrt): Ditto.
2654 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
2655 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
2656 Convert BUILT_IN_SQRTF code only when md_fn is false.
2658 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
2660 * bt-load.c (move_btr_def): Fix the order of arguments
2661 to validate_replace_rtx.
2663 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
2665 * config/m68k/m68k-devices.def: Add 54450..54455.
2667 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
2669 PR rtl-optimization/32366
2670 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
2671 FLOAT_EXTEND]: Prevent non-scalar modes from entering
2674 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
2677 * modulo-sched (generate_reg_moves): Added rescan parameter and if
2678 this is true, rescan insn being modified.
2679 (sms_schedule): Added rescan parameter.
2680 (rest_of_handle_sms): Moved freeing of dominance info to before
2681 getting out of cfg_layout.
2683 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
2685 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
2686 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
2689 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
2690 FL_CF_EMAC from the entry for isac.
2692 * config/m68k/predicates.md (const_call_operand): Adjust comment.
2693 (const_sibcall_operand): New.
2694 (sibcall_operand): Use it.
2695 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
2696 (m68k_isas): ISAC does not imply FPU or EMAC.
2697 (override_options): Add ISA_C logic for symbolic jump & call.
2699 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2701 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
2702 return mode from the builtin itself.
2703 (sparc_fold_builtin): Fix cast of zero constant.
2705 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
2707 * targhooks.c (default_builtin_reciprocal): New default target hook.
2708 * targhooks.h (default_builtin_reciprocal): Add prototype.
2709 * hooks.c (hook_tree_tree_bool_null): Remove hook.
2710 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
2711 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
2712 default_builtin_reciprocal.
2714 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
2717 * hooks.c (hook_tree_tree_bool_null): New hook.
2718 * hooks.h (hook_tree_tree_bool_null): Add prototype.
2719 * tree-pass.h (pass_convert_to_rsqrt): Declare.
2720 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
2721 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
2722 and convert it to reciprocal a*rfunc(b).
2723 (execute_convert_to_rsqrt): New function.
2724 (gate_convert_to_rsqrt): New function.
2725 (pass_convert_to_rsqrt): New pass definition.
2726 * target.h (struct gcc_target): Add builtin_reciprocal.
2727 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
2728 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
2729 TARGET_BUILTIN_RECIPROCAL.
2730 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
2732 * config/i386/i386.h (TARGET_RECIP): New define.
2733 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
2734 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2735 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2736 and not optimizing for size.
2737 (*rcpsf2_sse): New insn pattern.
2738 (*rsqrtsf2_sse): Ditto.
2739 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
2740 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2741 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2742 and not optimizing for size.
2743 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
2744 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2745 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2746 and not optimizing for size.
2747 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
2748 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2749 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2750 and not optimizing for size.
2751 (*sse_rsqrtv4sf2): Do not export.
2753 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
2754 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2755 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2756 and not optimizing for size.
2758 * config/i386/i386.opt (mrecip): New option.
2759 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
2760 (ix86_emit_swsqrtsf): Ditto.
2761 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
2762 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
2764 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
2765 ix86_expand_unop1_builtin.
2766 (ix86_emit_swdivsf): New function.
2767 (ix86_emit_swsqrtsf): Ditto.
2768 (ix86_builtin_reciprocal): New function.
2769 (TARGET_BUILTIN_RECIPROCAL): Use it.
2770 (ix86_vectorize_builtin_conversion): Rename from
2771 ix86_builtin_conversion.
2772 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
2773 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
2774 "i386 and x86_64 Options" section.
2775 (Intel 386 and AMD x86_64 Options): Document -mrecip.
2777 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2778 Zdenek Dvorak <dvorakz@suse.cz>
2779 Richard Guenther <rguenther@suse.de>
2780 Kaz Kojima <kkojima@gcc.gnu.org>
2782 * tree-vrp.c (compare_values_warnv): Convert val2 to
2784 (extract_range_from_assert): Create
2785 POINTER_PLUS_EXPR for pointer types.
2786 (extract_range_from_binary_expr): Handle
2787 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
2789 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
2790 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
2791 POINTER_PLUS_EXPR as PLUS_EXPR.
2792 (number_of_iterations_lt_to_ne):
2793 For pointer types, use sizetype when
2794 creating MINUS_EXPR/PLUS_EXPRs.
2795 (assert_loop_rolls_lt): For pointer types, use sizetype when
2796 creating MINUS_EXPR/PLUS_EXPRs.
2797 (number_of_iterations_le): Likewise.
2798 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
2799 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
2800 like PLUS_EXPR and MINUS_EXPR.
2801 * tree-pretty-print.c (dump_generic_node): Handle
2803 (op_prio): Likewise.
2804 (op_symbol_1): Likewise.
2805 * optabs.c (optab_for_tree_code): Likewise.
2806 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
2808 * tree-tailcall.c (process_assignment): Mention
2809 POINTER_PLUS_EXPR in a TODO comment.
2810 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
2811 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
2812 not used with a pointer and an integer type.
2813 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
2814 increment using chrec_convert_rhs instead of chrec_convert.
2815 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
2816 PLUS_EXPR except for the right hand side's type will be
2818 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
2819 (fold_used_pointer_cast): Kill.
2820 (pointer_offset_p): Kill.
2821 (fold_used_pointer): Kill.
2822 (pointer_used_p): Kill.
2823 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
2824 call fold_used_pointer.
2825 (instantiate_parameters_1): Convert the increment
2826 using chrec_convert_rhs instead of chrec_convert.
2827 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
2828 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
2829 instead of PLUS_EXPR.
2830 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
2831 PLUS_EXPR for pointers.
2832 (std_gimplify_va_arg_expr): Likewise.
2833 (fold_builtin_memory_op): Likewise.
2834 (fold_builtin_strstr): Likewise.
2835 (fold_builtin_strchr): Likewise.
2836 (fold_builtin_strrchr): Likewise.
2837 (fold_builtin_strpbrk): Likewise.
2838 (expand_builtin_memory_chk): Likewise.
2839 (fold_builtin_memory_chk): Likewise.
2840 (std_expand_builtin_va_start): Use
2841 sizetype for the call to make_tree and then convert
2842 to the pointer type.
2843 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
2844 instead of PLUS_EXPR for adding to a pointer.
2845 (std_gimplify_va_arg_expr): Use fold_build2 for
2846 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
2847 the operands to sizetype first and then cast the BIT_AND_EXPR
2848 back to the pointer type.
2849 * fold-const.c (build_range_check): Handle pointer types
2851 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
2852 of PLUS_EXPR's. Make sure the offset is converted to
2854 (try_move_mult_to_index): Strip the NOPs from the offset.
2855 Remove code argument and replace all uses with PLUS_EXPR.
2856 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
2857 specially. Don't use a pointer type for MINUS_EXPR.
2858 (fold_unary): Handle for (T1)(X op Y),
2859 only p+ as that is the only as that can be handled for
2860 binary operators now.
2861 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
2863 <case PLUS_EXPR>: Add folding of PTR+INT into
2865 Don't call try_move_mult_to_index.
2866 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
2867 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
2868 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
2869 Don't call try_move_mult_to_index.
2870 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
2871 (tree_expr_nonzero_p): Likewise.
2872 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
2873 of PLUS_EXPR for the complex expression folding.
2874 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
2875 first chrec is a pointer type, then the second should
2876 be sizetype and not the first's type.
2877 For POINTER_PLUS_EXPR, use a different right hand side type.
2878 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2879 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
2880 different right hand side type.
2881 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2882 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
2883 instead of PLUS_EXPR.
2884 When either operand is zero, convert the other operand.
2885 (chrec_apply): Use chrec_convert_rhs
2886 on the argument x instead of chrec_convert.
2887 (reset_evolution_in_loop): For pointer types, the new_evol
2889 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
2890 different right hand side type.
2891 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2892 (chrec_convert_rhs): New function.
2893 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
2894 different right hand side type.
2895 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2896 * tree-chrec.h (chrec_convert_rhs): New prototype.
2897 (build_polynomial_chrec): For pointer types, the right hand
2898 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
2899 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
2900 Remove subtraction case as it is always addition now.
2901 Make sure the offset is converted to sizetype.
2902 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
2903 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
2904 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
2905 PLUS_EXPR in pointer type.
2906 Handle POINTER_PLUS_EXPR.
2907 (tree_to_aff_combination): Likewise.
2908 (force_expr_to_var_cost): Likewise.
2909 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
2910 instead of PLUS_EXPR for pointers.
2911 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
2912 instead of PLUS_EXPR of pointer types.
2913 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
2915 (check_va_list_escapes): Likewise.
2916 (check_all_va_list_escapes): Likewise.
2917 * dwarf2out.c (loc_descriptor_from_tree_1):
2918 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
2919 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
2920 (string_constant): Likewise.
2921 * tree-ssa-address.c (tree_mem_ref_addr): When adding
2922 the offset to the base, use POINTER_PLUS_EXPR.
2923 (add_to_parts): Convert the index to sizetype.
2924 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
2925 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
2926 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
2927 Offset only holds something for PLUS_EXPR.
2928 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
2930 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
2932 (analyze_accesses_for_modify_stmt): Likewise.
2933 Remove comment about the type being integral type as it is
2935 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
2937 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
2939 Correct the type which the artimentic is done in (is now
2942 * tree-data-ref.c (split_constant_offset): Handle
2944 * tree-affine.c (tree_to_aff_combination): Likewise.
2945 * c-typeck.c (build_unary_op): For pointers create the increment
2946 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
2948 * gimplify.c (gimplify_self_mod_expr): Create a
2949 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2950 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
2951 * tree.def (POINTER_PLUS_EXPR): New tree code.
2952 * tree-predcom.c (ref_at_iteration): If we have a pointer
2953 type do the multiplication in sizetype.
2954 * tree-mudflap.c (mf_xform_derefs_1): Create a
2955 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2956 * tree-ssa-forwprop.c
2957 (forward_propagate_addr_into_variable_array_index):
2958 Don't expect there to be a cast for the index as that
2959 does not exist anymore.
2960 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
2961 instead of PLUS_EXPR.
2962 Don't check for the first operand of the POINTER_PLUS_EXPR
2963 was the index as it cannot be.
2964 Call forward_propagate_addr_into_variable_array_index with
2965 the SSA_NAME instead of the statement.
2966 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
2967 (compare_constant): Likewise.
2968 (copy_constant): Likewise.
2969 (compute_reloc_for_constant): Likewise.
2970 (output_addressed_constants): Likewise.
2971 (initializer_constant_valid_p): Likewise.
2972 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
2973 Convert the MIN/MAX of the inner type to the outer
2974 type before comparing them.
2975 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
2976 POINTER_PLUS_EXPR instead of PLUS_EXPR.
2977 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
2978 of PLUS_EXPR for pointers.
2979 * tree-inline.c (estimate_num_insns_1): Handle
2981 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
2982 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2983 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
2984 instead of PLUS_EXPR for the pointer increment statement.
2985 (vect_update_ivs_after_vectorizer): For pointer types, create
2986 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
2987 MULT_EXPR in sizetype.
2988 (vect_gen_niters_for_prolog_loop): Add a cast when creating
2990 * tree-object-size.c (plus_expr_object_size): Handle
2991 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
2992 code which is trying to figure out which side is a pointer and
2994 (check_for_plus_in_loops_1): Likewise.
2995 (check_for_plus_in_loops): Likewise.
2996 * c-common.c (pointer_int_sum): Create a
2997 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2998 * tree-ssa-structalias.c (handle_ptr_arith): Handle
2999 only POINTER_PLUS_EXPR. Removing all the extra
3000 code which is trying to figure out which side is a pointer and
3002 * tree-cfg.c (verify_expr): Add extra checking for pointers and
3003 PLUS_EXPR and MINUS_EXPR.
3004 Also add checking to make sure the operands of POINTER_PLUS_EXPR
3006 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
3007 with make_tree, instead of a pointer type.
3008 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
3009 for pointers instead of PLUS_EXPR.
3010 (s390_gimplify_va_arg): Likewise.
3011 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
3012 instead of PLUS_EXPR when doing addition on pointer
3013 types. Use sizetype for the second operand.
3014 (spu_gimplify_va_arg_expr): Likewise.
3015 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
3016 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
3017 a pointer. Don't create a BIT_AND_EXPR for pointer types.
3018 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
3019 for the pointer addition and also use size_int/sizetype
3021 (ix86_gimplify_va_arg): Likewise.
3022 Perform BIT_AND_EXPR on sizetype arguments.
3023 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
3024 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
3025 for the pointer additions and also use size_int for the offsets.
3026 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
3027 additions and also use size_int for the offsets. Perform
3028 BIT_AND_EXPR on sizetype arguments.
3029 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
3030 POINTER_PLUS_EXPR for pointers and create the
3031 BIT_AND_EXPR in sizetype.
3032 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
3033 instead of PLUS_EXPR for pointer addition.
3034 (rs6000_va_start): Likewise.
3035 Also use sizetype for the offset.
3036 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
3037 as PLUS_EXPR/MINUS_EXPR.
3038 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
3039 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
3040 Don't use BIT_AND_EXPR on a pointer type, convert the
3041 expression to sizetype first.
3042 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
3044 (mips_gimplify_va_arg_expr): Likewise.
3045 Don't create BIT_AND_EXPR in a pointer type.
3047 2007-06-15 Eric Christopher <echristo@apple.com>
3049 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
3050 (x86_64-*-darwin*): Ditto.
3051 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
3054 2007-06-15 Matthew Wilcox <matthew@wil.cx>
3056 * doc/extend.texi: Document behavior of __attribute__((aligned))
3059 2007-06-15 Mark Mitchell <mark@codesourcery.com>
3061 * rtlanal.c (note_stores): Improve documentation.
3063 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
3065 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
3066 LOCAL_LABEL_PREFIX): Delete.
3067 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
3068 (bfin_internal_label): Delete.
3070 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
3072 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
3073 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
3074 otherwise define to LIBGCC2_TF_CEXT.
3075 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
3076 (LIBGCC_TF_CEXT): Ditto.
3079 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
3081 PR rtl-optimization/32339
3082 * df-scan.c (df_uses_record): Don't modify flags but just add to
3083 it for df_ref_record.
3085 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
3087 * tree-mudflap.c: Fix whitespace issues.
3089 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
3091 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
3093 2007-06-14 Eric Christopher <echristo@apple.com>
3095 * config/i386/sse.md (movdi_to_sse): Rewrite body.
3096 (movv4sf): Use gcc_unreachable instead of abort.
3098 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
3101 * config/i386/sfp-machine.h (CMPtype): New define.
3102 (mach stubs): Use CMPtype instead of int as a return type.
3104 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
3106 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
3107 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
3108 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
3109 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
3110 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
3111 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
3112 config/soft-fp/soft-fp.h: Update from glibc CVS.
3114 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
3116 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
3118 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
3121 * config/v850/v850.c: Include dataflow header file.
3122 (substitute_ep_register): Fix typo.
3124 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3126 * configure.ac: Fix earlier checkin.
3127 * configure: Regenerated.
3129 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3131 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
3132 * aclocal.m4: Regenerate.
3133 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
3134 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
3135 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
3136 * configure: Regenerate.
3137 * Makefile.in (LOOSE_WARN): Subst loose_warn.
3139 * Makefile.in (quickstrap): Build libgcc too.
3141 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3143 * configure.ac: Add --enable-checking=df. Explicitly mention that
3144 the variables are initialized as for "release".
3145 * df-core.c: Use it.
3146 * configure: Regenerate.
3147 * config.in: Regenerate.
3149 2007-06-14 Bob Wilson <bob.wilson@acm.org>
3151 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
3152 validate_replace_rtx instead of replace_rtx.
3153 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
3155 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
3157 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
3158 (DWARF2_UNWIND_INFO): Override default if configured with
3160 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
3161 (ENDFILE_SPEC): Add crtend.o.
3162 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
3163 (ENDFILE_SPEC): Add crtend.o.
3164 (TARGET_USE_JCR_SECTION): Define.
3165 (MD_UNWIND_SUPPORT): Define for 32-bit target.
3167 * config/i386/cygming-crtbegin.c: New file.
3168 * config/i386/cygming-crtend.c: New file.
3170 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
3172 * config/i386/w32-unwind.h: New file.
3174 2007-06-13 Eric Christopher <echristo@apple.com>
3176 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
3177 the user set a value below STACK_BOUNDARY.
3179 2007-06-13 Thiemo Seufer <ths@networkno.de>
3181 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
3182 imply -lpthread for -pthread.
3184 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
3186 * basic-block.h: Remove the prototype for
3187 free_basic_block_vars.
3188 * cfglayout.h: Remove the prototype for
3189 insn_locators_initialize.
3190 * tree.h: Remove the prototype for emit_line_note.
3192 * tree-ssa-pre.c (mergephitemp): Remove.
3193 (init_pre): Don't use mergephitemp.
3195 2007-06-13 Eric Christopher <echristo@apple.com>
3197 * config/i386/i386.c (override_options): If we've specified
3198 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
3200 2007-06-13 Bob Wilson <bob.wilson@acm.org>
3202 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
3205 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
3207 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
3208 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
3209 (eh_store_handler): New pattern.
3210 (eh_return): Emit it instead of a plain move.
3212 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
3214 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
3215 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
3216 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
3219 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
3221 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
3222 (find_next_insn_start, find_load): New functions.
3223 (bfin_reorg): Use them to deal with the fact that parallel insns are
3224 no longer represented as a SEQUENCE.
3226 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3228 * config/sparc/sparc.c (sparc_override_options): Initialize
3231 2007-06-13 Dave Korn <dave.korn@artimi.com>
3233 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
3236 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
3238 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
3239 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
3240 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
3241 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
3242 tree-vect-transform.c: Fix comment typos. Follow spelling
3245 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
3247 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
3248 to the exit block use set.
3249 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
3250 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
3251 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
3253 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
3255 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
3256 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
3257 to indicate an error.
3258 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
3260 (dbg_cnt_process_opt): Print an error on a bad argument.
3261 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
3262 * common.opt (-fdbg-cnt-list): New.
3263 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
3265 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
3267 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
3268 flag on ref-all pointers.
3270 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
3273 * expr.c (expand_expr_addr_expr_1): Call expand_expr
3274 for the offset with the modifier as EXPAND_INITIALIZER
3275 if the modifier is EXPAND_INITIALIZER.
3276 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
3277 a register if we had an overflow.
3279 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3281 * real.c (real_isfinite): New.
3282 (real_sqrt): Use it.
3283 * real.h (real_isfinite): New.
3284 * builtins.c: Use it.
3286 2007-06-12 Ian Lance Taylor <iant@google.com>
3287 Daniel Berlin <dberlin@dberlin.org>
3290 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
3291 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
3292 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
3293 (DECL_NO_TBAA_P): Define.
3294 (struct tree_decl_common): Add no_tbaa_flag field.
3295 * tree-ssa-structalias.c (struct variable_info): Add
3296 no_tbaa_pruning field.
3297 (new_var_info): Initialize no_tbaa_pruning field.
3298 (unify_nodes): Copy no_tbaa_pruning field.
3299 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
3300 (dump_solution_for_var): Print no_tbaa_pruning flag.
3301 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
3303 (compute_tbaa_pruning): New static function.
3304 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
3305 Call compute_tbaa_pruning.
3306 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
3307 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
3308 * gimple-low.c (lower_stmt): Likewise.
3309 * tree-gimple.c (is_gimple_stmt): Likewise.
3310 * tree-ssa-operands.c (get_expr_operands): Likewise.
3311 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3312 * tree-inline.c (estimate_num_insns_1): Likewise.
3313 (copy_result_decl_to_var): Likewise.
3314 * expr.c (expand_expr_real_1): Likewise.
3315 * tree-pretty-print.c (dump_generic_node): Likewise.
3316 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
3317 * omp-low.c (omp_copy_decl_2): Likewise.
3318 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
3319 * doc/c-tree.texi (Expression trees): Document
3320 CHANGE_DYNAMIC_TYPE_EXPR.
3322 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3324 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
3325 with !HONOR_NANS and !HONOR_INFINITIES.
3326 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
3328 2007-06-12 Tristan Gingold <gingold@adacore.com>
3330 * gcov.c: Comments updated.
3331 (source_info): Add file_time field.
3332 (source_index): New variable.
3333 (mutiple_files): New variable.
3334 (generate_results): New function extracted from process_file.
3335 (process_file): Save and restore chain of functions, generate
3336 results and free structures only if not merging results.
3337 (release_structures): File names are now freed in create_file_names
3338 (create_file_names): Free previous file names.
3339 (find_source): File date is now read here and modifications in
3340 source files is checked here.
3341 (read_graph_file): Only reverse order of functions for the current
3343 (make_gcov_file_name): Do not generate long names if input_name is
3345 (output_lines): If merging results do not display graph, data and
3347 Checking source file modification is done in find_source.
3349 * doc/gcov.texi: Append an s to sourcefile.
3351 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
3353 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
3354 (forced_nop): New pattern.
3355 * config/bfin/bfin.c: Include "df.h".
3356 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
3357 (bfin_discover_loop): Use df_get_live_in instead of
3358 global_live_at_start.
3359 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
3360 df_analyze when done.
3361 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
3362 the insns. Use QImode for the final insn in a bundle. Call
3363 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
3365 (reorder_var_tracking_notes): New function.
3366 (bfin_reorg): Pass no argument to split_all_insns. Don't call
3367 update_life_info. Call df_analyze after scheduling and bundle
3368 generation. Call reorder_var_tracking_notes if generating these
3369 notes. Call df_finish_pass at the end.
3371 2007-06-12 Dirk Mueller <dmueller@suse.de>
3373 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
3374 a comparison, not an assignment.
3376 2007-06-12 Olivier Hainque <hainque@adacore.com>
3378 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
3379 Request walking the subtrees only, leaving the current is_lhs/val_only
3381 (convert_non_local_reference): Likewise.
3383 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
3385 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
3387 2007-06-12 Richard Guenther <rguenther@suse.de>
3389 PR tree-optimization/15353
3390 PR tree-optimization/31657
3391 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
3392 * timevar.def: Add TV_TREE_IFCOMBINE.
3393 * tree-pass.h (pass_tree_ifcombine): Declare.
3394 * tree-ssa-ifcombine.c: New file.
3395 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
3396 * tree-flow.h (blocks_in_phiopt_order): Declare.
3397 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
3398 (tree-ssa-ifcombine.o): New dependencies.
3400 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
3402 PR rtl-optimization/32293
3403 * combine.c (simplify_if_then_else): Truncate return from
3404 nonzero_bits() to correct mode.
3406 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
3408 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
3409 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
3411 2007-06-11 Diego Novillo <dnovillo@google.com>
3413 * Makefile.in (reload1.o-warn): Remove.
3415 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
3417 * combine.c (subst): Use reg_overlap_mentioned_p
3418 instead of comparing register numbers directly.
3420 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3422 * reload1.c (mark_home_live_1): Use the mode parameter.
3424 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3426 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
3427 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
3431 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
3433 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
3435 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3437 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
3438 from integer registers.
3439 (FP mode splitters): Handle TFmode.
3441 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
3443 * tree-ssa-structalias.c (find_what_p_points_to): Return false
3444 for ref-all pointers that point-to anything.
3446 2007-06-11 Joseph Myers <joseph@codesourcery.com>
3448 * config/arm/arm.c (arm_output_dwarf_dtprel,
3449 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
3451 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
3453 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
3454 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
3457 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
3459 * gcc/tree.c (signed_or_unsigned_type_for): New.
3460 (unsigned_type_for): Use signed_or_unsigned_type_for.
3461 (signed_type_for): Use signed_or_unsigned_type_for.
3462 * gcc/tree.h (signed_or_unsigned_type_for): New.
3463 (get_signed_or_unsigned_type): Remove.
3464 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
3465 lang_hooks.types.signed_type
3466 (size_diffop): Likewise.
3467 (all_ones_mask_p): Likewise.
3468 (build_range_check): Likewise.
3469 (fold_cond_expr_with_comparison): Likewise.
3470 (fold_cond_expr_with_comparison): Likewise.
3471 (unextend): Likewise.
3472 (extract_muldiv_1): Likewise.
3473 (fold_single_bit_test_into_sign_test): Likewise.
3474 (fold_binary): Likewise.
3475 (fold_ternary): Likewise.
3476 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
3477 instead of get_signed_or_unsigned_type.
3478 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
3479 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
3480 * gcc/expr.c (signed_or_unsigned_type_for): Use
3481 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
3482 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
3483 (lhd_signed_or_unsigned_type): Remove.
3484 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
3485 signed_or_unsigned_type.
3486 (lhd_signed_or_unsigned_type): Remove.
3487 * gcc/expmed.c (make_tree): Use signed_type_for instead of
3488 lang_hooks.types.signed_type.
3489 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
3490 c_common_signed_type instead of lang_hooks.types.signed_type.
3491 (c_common_unsigned_type): New.
3492 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
3493 (shorten_compare): Use c_common_unsigned_type instead of
3494 c_common_signed_or_unsigned_type.
3495 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
3497 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
3498 lang_hooks.types.signed_type.
3499 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
3500 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
3501 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
3502 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
3503 instead of unsigned_type_for.
3504 * gcc/c-decl.c (groakdeclarator): Likewise.
3505 * gcc/c-typeck.c (convert_for_assignment): Likewise.
3506 * gcc/c-common.h (c_common_unsigned_type): New.
3508 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3511 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
3512 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
3514 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3517 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
3518 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
3520 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
3521 Sebastian Pop <sebpop@gmail.com>
3523 * lambda-code.c (remove_iv): New.
3524 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
3526 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
3528 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
3529 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
3530 * tree-ssa-loop-prefetch.c: Include optabs.h.
3531 (FENCE_FOLLOWING_MOVNT): New macro.
3532 (struct mem_ref): Add independent_p and storent_p fields.
3533 (record_ref): Initalize the new fields.
3534 (gather_memory_references_ref): Return true if the reference
3536 (gather_memory_references): Check whether all memory accesses
3537 in loop were recorded.
3538 (should_issue_prefetch_p): Return false for nontemporal stores.
3539 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
3540 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
3541 (determine_loop_nest_reuse): Detect independent memory references.
3542 (loop_prefetch_arrays): Call mark_nontemporal_stores.
3543 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
3544 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
3545 * config/i386/i386.h (x86_mfence): Declare.
3546 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
3547 * config/i386/i386.c (x86_mfence): New variable.
3548 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
3550 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
3551 * optabs.c (init_optabs): Initialize storent_optab.
3552 * optabs.h (enum optab_index): Add OTI_storent.
3553 (storent_optab): Declare.
3554 * genopinit.c (optabs): Add initialization for storent_optab.
3555 * tree.h (MOVE_NONTEMPORAL): New macro.
3556 * expr.c (expand_assignment, store_expr, store_constructor_field,
3557 store_constructor, store_field, expand_expr_real_1): Propagate
3558 nontemporality of the expanded store.
3559 (emit_storent_insn): New function.
3560 * expr.h (expand_assignment, store_expr): Declaration changed.
3561 * function.c (assign_parm_setup_reg): Pass false as nontemporality
3562 to expand_assignment.
3563 * stmt.c (expand_asm_expr): Ditto.
3564 * calls.c (initialize_argument_information): Pass false as
3565 nontemporality to store_expr.
3566 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
3569 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
3571 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
3573 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
3575 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
3577 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
3578 and allow DECL_P here.
3580 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
3582 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
3583 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
3584 track of the size of the expression.
3585 * cfghooks.c (merge_blocks): Remove block from loops structure only
3586 after call of the merge_blocks hook.
3588 2007-06-09 Tom Tromey <tromey@redhat.com>
3590 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
3591 (deprecated_state): Removed.
3592 (start_decl): Update.
3593 (enum deprecated_states): Moved earlier.
3594 (groktypename): Update.
3595 (push_parm_decl): Likewise.
3596 (grokfield): Likewise.
3597 (start_function): Likewise.
3599 2007-06-09 Ian Lance Taylor <iant@google.com>
3601 PR tree-optimization/32169
3602 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
3603 CONVERT_EXPR, check whether min and max both converted to an
3604 overflow infinity representation.
3606 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
3608 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
3609 not inserted on the edge.
3611 2007-06-08 Bob Wilson <bob.wilson@acm.org>
3613 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
3614 instructions if they are supported.
3615 (__divsi3, __umodsi3, __modsi3): Likewise.
3616 (__ashldi3, __ashrdi3, __lshrdi3): New.
3617 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
3619 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
3620 Tony Linthicum <tony.linthicum@amd.com>
3622 * doc/invoke.texi: Add fvect-cost-model flag.
3623 * common.opt (fvect-cost-model): New flag.
3624 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
3625 cost fields in stmt_vec_info struct for STMT.
3626 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
3627 fields in stmt_vec_info struct and access functions for the same.
3628 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
3629 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
3630 load, store and vector to scalar operation.
3631 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
3632 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
3633 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
3634 (TARG_VEC_STORE_COST): Define cost of vector store.
3635 (vect_estimate_min_profitable_iters): Define new function.
3636 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
3637 check to evaluate if loop iterations are less than minimum profitable
3638 iterations determined by cost model or minimum vect loop bound defined
3639 by user, whichever is more conservative.
3640 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
3641 run-time check to evaluate if loop iterations are less than minimum
3642 profitable iterations determined by cost model or minimum vect loop
3643 bound defined by user, whichever is more conservative.
3644 (vect_estimate_min_profitable_iterations): New function to estimate
3645 mimimimum iterartions required for vector version of loop to be
3646 profitable over scalar version.
3647 (vect_model_reduction_cost): New function.
3648 (vect_model_induction_cost): New function.
3649 (vect_model_simple_cost): New function.
3650 (vect_cost_strided_group_size): New function.
3651 (vect_model_store_cost): New function.
3652 (vect_model_load_cost): New function.
3653 (vectorizable_reduction): Call vect_model_reduction_cost during
3655 (vectorizable_induction): Call vect_model_induction_cost during
3657 (vectorizable_load): Call vect_model_load_cost during analysis phase.
3658 (vectorizable_store): Call vect_model_store_cost during analysis phase.
3659 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
3660 vectorizable_promotion, vectorizable_demotion): Call
3661 vect_model_simple_cost during analysis phase.
3663 2007-06-08 Simon Baldwin <simonb@google.com>
3665 * reg-stack.c (get_true_reg): Readability change. Moved default case
3666 label into direct switch statement scope.
3668 2007-06-08 Simon Baldwin <simonb@google.com>
3670 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
3671 in gcc_assert() with '==' comparison.
3673 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3675 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
3676 TARGET_ABM handling of x86_popcnt variable.
3678 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3680 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
3681 __builtin_copysignq and __builtin_infq built-in functions.
3683 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3685 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
3686 SSE4.2 section. Correct built-in function names in SSE4A section.
3688 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3690 PR tree-optimization/32243
3691 * tree-vect-transform.c (vectorizable_type_promotion): Move check
3692 for ncopies after ratio check between nunits_out and nunits_in.
3693 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
3695 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
3697 PR tree-optimization/32224
3698 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
3699 vectorization upon a non GIMPLE_MODIFY_STMT.
3701 2007-06-08 Christian Bruel <christian.bruel@st.com>
3704 * config/sh/sh.md (doloop_end): New pattern and splitter.
3705 * loop-iv.c (simple_rhs_p): Check for hardware registers.
3707 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
3710 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
3712 (verify_dominators): Do not change dominance tree.
3714 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
3716 * config/sh/constraints.md: New file.
3717 * config/sh/sh.c: Include tm-constrs.h.
3718 (reg_class_from_letter): Remove.
3719 (prepare_cbranch_operands): Use satisfies_constraint_*
3720 function instead of macro.
3721 (andcosts, broken_move, sh_secondary_reload): Likewise.
3722 * config/sh/predicates.md (trapping_target_operand): Likewise.
3723 (and_operand, arith_operand, arith_reg_or_0_operand,
3724 cmp_operand, logical_operand, target_operand,
3725 ua_address_operand, ua_offset, xor_operand): Likewise.
3726 * config/sh/sh.md: Include constraints.md.
3727 (*movsicc_t_false): Use satisfies_constraint_* function
3729 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
3730 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
3731 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
3732 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
3733 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
3734 (REG_CLASS_FROM_CONSTRAINT): Remove.
3735 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
3736 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
3737 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
3738 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
3739 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
3740 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
3741 function instead of macro.
3742 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3743 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
3744 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
3745 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
3746 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
3747 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
3748 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
3749 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
3750 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
3751 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
3752 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
3753 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
3754 EXTRA_CONSTRAINT_STR): Likewise.
3755 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
3757 2007-06-07 Geoffrey Keating <geoffk@apple.com>
3759 * config/i386/darwin.h (STACK_BOUNDARY): Define.
3761 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
3764 * c-common.h (flag_cpp0x): Replaced by...
3765 (cxx_dialect): ... this new variable specifying the C++ dialect that
3767 * c-common.c (flag_cpp0x): Removed.
3768 (cxx_dialect): Defined.
3769 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
3771 * c-opts.c (c_common_post_options): Likewise.
3772 (set_std_cxx98): Set cxx_dialect to cxx98.
3773 (set_std_cxx0x): Set cxx_dialect to cxx0x.
3775 2007-06-07 Geoffrey Keating <geoffk@apple.com>
3776 Hui-May Chang <hm.chang@apple.com>
3778 * doc/invoke.texi (Darwin Options): Update documentation for
3779 -mmacosx-version-min.
3780 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
3781 * config/darwin-driver.c: New file.
3782 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
3783 * config/t-darwin (darwin-driver.o): New rule.
3785 * config/darwin-c.c (version_as_macro): Ignore low digit.
3787 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
3789 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
3790 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
3791 (CSGNMODE): New mode macro.
3792 (CSGNVMODE): New mode attribute.
3793 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
3794 expander using CSGNMODE mode macro. Handle TFmode.
3795 (copysign<mode>3_const): Rename from copysignsf3_const and
3796 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
3798 (copysign<mode>3_var): Rename from copysignsf3_var and
3799 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
3801 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
3802 mode macro. Handle TFmode.
3803 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
3804 (iortf3, *iortf3): Ditto.
3805 (xortf3, *xortf3): Ditto.
3806 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
3807 TFmode and TImode masks.
3808 (ix86_expand_copysign): Expand TFmode copysign insn.
3809 (IX86_BUILTIN_INFQ): New.
3810 (IX86_BUILTIN_FABSQ): Ditto.
3811 (IX86_BUILTIN_COPYSIGNQ): Ditto.
3812 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
3813 [__builtin_fabsq]: Ditto.
3814 [__builtin_copysignq]: Ditto.
3815 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
3816 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
3817 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
3818 ix86_expand_binop_builtin().
3820 2007-06-07 Bob Wilson <bob.wilson@acm.org>
3822 * config/xtensa/lib1funcs.asm: Clean up whitespace.
3824 2007-06-07 Steve Ellcey <sje@cup.hp.com>
3827 * rtl.h (push_to_sequence2): New.
3828 * emit-rtl.c (push_to_sequence2): New.
3829 * function.c (assign_parm_data_all): Add new fields.
3830 (assign_parm_setup_block): Call push_to_sequence2 instead of
3832 (assign_parm_setup_reg): Ditto.
3833 (assign_parm_setup_stack): Ditto.
3834 (assign_parms_unsplit_complex): Ditto.
3835 (assign_parms): Change field name.
3837 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
3839 PR tree-optimization/32220
3840 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
3841 phi node is reached before defining statement.
3843 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3846 * tree-vect-transform.c (vectorizable_call): Call update_stmt
3847 after changing the right hand side of the assignment.
3849 2007-06-06 Eric Christopher <echristo@apple.com>
3851 * config.gcc (i?86-*-darwin*): Remove arch parameter.
3852 (x86_64-*-darwin*): Ditto.
3853 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
3854 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
3856 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3858 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
3860 (add_key): Likewise.
3861 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
3862 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
3864 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
3866 (add_cost_one_coalesce): Likewise.
3867 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
3868 variable names. Rename orig to orig_name for consistency.
3869 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
3871 (cprop_into_successor_phis): Avoid using C++ keywords as variable
3873 (record_equivalences_from_stmt): Likewise.
3874 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
3875 the coding conventions.
3876 (memory_ssa_name_same): Likewise.
3877 (dse_optimize_stmt): Likewise.
3878 (dse_record_phis): Likewise.
3879 (dse_finalize_block): Likewise.
3880 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
3881 keywords as variable names.
3882 (may_move_till): Cast according to the coding conventions.
3883 (force_move_till_expr): Avoid using C++ keywords as variable names.
3884 (force_move_till): Cast according to the coding conventions.
3885 (memref_hash): Likewise.
3886 (memref_eq): Likewise.
3887 (gather_mem_refs_stmt): Likewise.
3888 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
3889 using C++ keywords as variable names.
3890 (idx_find_step): Cast according to the coding conventions.
3891 (idx_record_use): Likewise.
3892 (find_depends): Likewise.
3893 (prepare_decl_rtl): Likewise.
3894 (mbc_entry_hash): Likewise.
3895 (mbc_entry_eq): Likewise.
3896 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
3897 (simplify_replace_tree): Avoid using C++ keywords as variable names.
3898 (idx_infer_loop_bounds): Cast according to the coding conventions.
3899 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
3900 * tree-ssa-math-opts.c (occ_new ): Likwise.
3901 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
3903 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
3905 (add_use_op): Likewise.
3906 (add_vop): Likewise.
3907 (add_vuse_op): Likewise.
3908 (add_vdef_op): Likewise.
3909 (get_expr_operands): Likewise.
3910 (push_stmt_changes): Use type safe memory macros.
3911 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
3912 keywords as variable names.
3913 (conditional_replacement): Likewise.
3914 (minmax_replacement): Likewise.
3915 (abs_replacement): Likewise.
3916 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
3918 (insert_fake_stores): Avoid using C++ keywords as variable names.
3919 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
3921 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
3922 (heapvar_insert): Use type safe memory macros.
3923 (new_var_info): Cast according to the coding conventions.
3924 (new_constraint): Likewise.
3925 (remove_preds_and_fake_succs): Use type safe memory macros.
3926 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
3928 (thread_single_edge): Likewise.
3929 (thread_through_loop_header): Likewise.
3931 2007-06-06 Eric Christopher <echristo@apple.com>
3933 * config/i386/i386.c (override_options): Move handling
3934 of TARGET_SUBTARGET* earlier.
3936 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
3938 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
3941 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
3943 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
3944 emited outside of basic block.
3945 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
3947 * rtl.h (delete_insn_chain): Declaration changed.
3948 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
3950 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
3951 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
3952 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
3953 to delete_insn_chain.
3954 (rtl_verify_flow_info_1): Verify that the insns in header and footer
3955 do not have bb field set.
3956 (rtl_verify_flow_info): Verify that insns between basic blocks do not
3958 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
3959 * cfgcleanup.c (try_optimize_cfg): Ditto.
3961 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3963 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
3964 (lambda_body_vector_new): Use type safe memory macros.
3965 (lambda_linear_expression_new): Likewise.
3966 (lambda_loopnest_new): Likewise.
3967 (lambda_lattice_new): Likewise.
3968 (replace_uses_equiv_to_x_with_y): Cast according to the coding
3969 conventions. Use type safe memory macros.
3970 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
3971 (lambda_body_vector_s): Likewise.
3972 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
3973 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
3975 2007-06-06 Richard Guenther <rguenther@suse.de>
3977 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
3978 if we need to schedule cfg_cleanup.
3979 (tree_ssa_forward_propagate_single_use_vars): Do so.
3981 2007-06-06 Ian Lance Taylor <iant@google.com>
3983 * fold-const.c (merge_ranges): If range_successor or
3984 range_predecessor fail, just return 0.
3986 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3988 PR tree-optimization/32216
3989 * tree-vectorizer.c (supportable_widening_operation): Determine
3990 signedness of FIX_TRUNC_EXPR from output operand.
3991 (supportable_narrowing_operation): Ditto.
3992 * tree-vect-generic.c (expand_vector_operations_1): Determine
3993 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
3996 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3998 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
3999 (struct pta): ...from here. Change flags to unsigned to avoid
4000 excessive casting (as it is used as a bit mask).
4001 (override_options): Add casts according to the coding convenventions.
4002 (x86_64_elf_unique_section): Likewise.
4003 (examine_argument): Avoid using C++ keywords as variable names.
4004 (construct_container): Likewise.
4005 (legitimize_pic_address): Likewise.
4006 (get_dllimport_decl): Cast according to the coding conventions. Use
4007 type safe memory macros.
4008 (legitimize_address): Cast according to the coding conventions.
4009 (emit_i387_cw_initialization): Corrected the type of slot to enum
4011 (ix86_init_machine_status): Use type safe memory macros.
4012 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
4013 (bdesc_pcmpistr): Likewise.
4014 (bdesc_crc32): Likewise.
4015 (bdesc_sse_3arg): Likewise.
4016 (bdesc_2arg): Likewise.
4017 (bdesc_1arg): Likewise.
4018 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
4019 (ix86_expand_sse_pcmpistr): Likewise.
4020 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
4021 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
4022 int to match the langhook definition.
4023 (ix86_builtin_conversion): Change the type of code to unsigned init to
4024 match the langhook definition.
4025 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
4027 (ix86_preferred_output_reload_class): Likewise.
4028 (ix86_cannot_change_mode_class): Likewise.
4029 (ix86_memory_move_cost): Likewise.
4030 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
4031 avoid excessive casting later on.
4032 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
4034 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
4036 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
4037 as flags setting insn.
4038 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
4040 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
4042 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
4043 (UNSPEC_ROUND): New.
4044 ("sse4_1_round<mode>2"): New insn pattern.
4045 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
4047 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
4048 expander using SSEMODEF mode macro. Expand using
4049 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
4050 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
4051 expander using SSEMODEF mode macro. Expand using
4052 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
4053 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
4054 expander using SSEMODEF mode macro. Expand using
4055 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
4056 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
4057 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
4058 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
4061 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
4062 Sebastian Pop <sebpop@gmail.com>
4064 * lambda.h (build_linear_expr): New.
4065 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
4066 Use build_linear_expr, call fold and force_gimple_operand.
4067 (lambda_loopnest_to_gcc_loopnest): Check that there is
4068 something to insert.
4069 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
4071 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
4073 PR preprocessor/23479
4074 * doc/extend.texi: Document the 0b-prefixed binary integer
4077 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4079 PR tree-optimization/32215
4080 * tree-vectorizer.c (supportable_widening_operation): Return false
4081 for unsupported FIX_TRUNC_EXPR tree code.
4082 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
4084 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
4086 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
4087 register on SPE targets. Change documentation to reflect
4089 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
4090 Change FIXED_SCRATCH to 14 and document why we're keeping r14
4091 out of the register allocation pool.
4092 (rs6000_reg_live_or_pic_offset_p): New function.
4093 (rs6000_emit_prologue): Move the actual saving of LR up to free
4094 r0 for holding r11. Split saving of SPE 64-bit registers into
4095 its own case. Ensure that offsets will always be in-range for
4096 'evstdd' by using r11 as a scratch register to point at the start
4097 of the SPE save area. Save r11 if necessary, as it is the static
4099 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
4100 into its own case. Ensure that offsets will always be in-range
4101 for 'evldd' by using r11 as a scratch register to point at the
4102 start of the SPE save area. Also adjust r11 when restoring
4103 the stack pointer to compensate for pre-loading r11.
4105 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
4107 * cfg.c (init_flow): Use type safe memory macros.
4108 (alloc_block): Likewise.
4109 (unchecked_make_edge): Likewise.
4110 (dump_flow_info): Avoid using C++ keywords as variable names.
4111 (copy_original_table_clear): Cast according to the coding conventions.
4112 (copy_original_table_set): Likewise.
4113 * cfgexpand (label_rtx_for_bb): Likewise.
4114 (expand_gimple_basic_block): Likewise.
4115 * cfghooks.c (dump_bb): Likewise.
4116 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
4118 (lv_add_condition_to_bb): Likewise.
4119 * cfglayout (relink_block_chain): Cast according to the coding
4121 (fixup_reorder_chain): Likewise.
4122 (fixup_fallthru_exit_predecessor): Likewise.
4123 * cfgloop.c (glb_enum_p): Likewise.
4124 (get_exit_description): Likewise.
4125 (dump_recorded_exit): Likewise.
4126 * cfgloop.h (enum loop_estimation): Move out of struct scope...
4127 (struct loop): ... from here.
4128 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
4130 * cfgrtl.c (rtl_create_basic_block): Likewise.
4131 (rtl_split_block): Likewise.
4132 (rtl_dump_bb): Likewise.
4133 (cfg_layout_split_block): Likewise.
4134 (init_rtl_bb_info): Use typesafe memory macros.
4136 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
4137 * graphds.h: Updated all usages of edge to graph_edge.
4138 * graphds.c: Likewise.
4139 * cfgloopanal.c: Likewise.
4141 2007-06-05 Ian Lance Taylor <iant@google.com>
4143 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
4144 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
4145 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
4147 (test_for_singularity): Likewise.
4149 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
4151 * config/i386/constraints.md ("Y2"): Replaced by ...
4153 * config/i386/i386.md: Likewise.
4154 * config/i386/mmx.md: Likewise.
4155 * config/i386/sse.md: Likewise.
4157 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
4159 * config/i386/constraints.md ("z"): Replaced by ...
4161 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
4162 (sse4_1_blendvps): Likewise.
4163 (sse4_1_pblendvb): Likewise.
4164 (sse4_2_pcmpestr): Likewise.
4165 (sse4_2_pcmpestrm): Likewise.
4166 (sse4_2_pcmpestr_cconly): Likewise.
4167 (sse4_2_pcmpistr): Likewise.
4168 (sse4_2_pcmpistrm): Likewise.
4169 (sse4_2_pcmpistr_cconly): Likewise.
4171 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
4173 * matrix-reorg.c (transform_access_sites): Fix computation.
4174 (transform_allocation_sites): Same.
4176 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4178 * config/i386/i386.c (override_options): Use
4179 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
4181 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4183 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
4184 (nonimm_not_xmm0_operand): Ditto.
4185 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
4186 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
4187 as operand[2] predicate. Require "z" class XMM register for
4188 operand[3]. Adjust asm template.
4189 ("sse4_1_blendvpd"): Ditto.
4190 ("sse4_1_pblendvb"): Ditto.
4191 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
4192 force op2 into xmm0 register for variable blend instructions.
4194 2007-06-04 Tom Tromey <tromey@redhat.com>
4196 * c-tree.h (start_enum): Update.
4197 (build_enumerator): Likewise.
4198 * c-decl.c (enum_next_value): Removed.
4199 (enum_overflow): Likewise.
4200 (start_enum): Add c_enum_contents argument. Don't use globals.
4201 (build_enumerator): Likewise.
4202 * c-tree.h (struct c_enum_contents): New struct.
4204 2007-06-04 Tom Tromey <tromey@redhat.com>
4206 * c-common.c (c_common_get_alias_set): Fix indentation.
4208 2007-06-04 Ian Lance Taylor <iant@google.com>
4210 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
4211 to overflow, reduce overflow infinity to regular infinity.
4212 (vrp_var_may_overflow): New static function.
4213 (vrp_visit_phi_node): Check vrp_var_may_overflow.
4215 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
4217 * stor-layout.c (layout_type): Remove duplicate code.
4219 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
4222 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
4223 before build_common_builtin_nodes ().
4225 2007-06-04 Steve Ellcey <sje@cup.hp.com>
4228 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
4230 2007-06-04 Jan Hubicka <jh@suse.cz>
4232 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
4233 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
4234 instead of _stat version.
4236 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
4238 PR tree-optimization/32194
4239 * tree-predcom.c (determine_offset): Check that both references have
4242 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
4244 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
4245 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
4246 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
4247 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
4248 Add argument to iterate_fix_dominators call.
4249 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
4250 * gcse.c (hoist_code): Change domby to vector.
4251 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
4252 Add argument to iterate_fix_dominators call.
4253 * loop-doloop.c (doloop_modify): Changed recount_dominator to
4254 recompute_dominator.
4255 * lambda-code.c (perfect_nestify): Ditto.
4256 * cfgloopanal.c: Include graphds.h.
4257 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
4258 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
4259 (mark_irreducible_loops): Use graphds_scc. Remove argument from
4261 * graphds.c: New file.
4262 * graphds.h: New file.
4263 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
4264 (get_dominated_by, get_dominated_by_region): Change return type to
4266 (verify_dominators): Recompute all dominators and compare the results.
4267 (recount_dominator): Renamed to ...
4268 (recompute_dominator): ... this. Do not check that the block is
4270 (iterate_fix_dominators): Reimplemented.
4271 (prune_bbs_to_update_dominators, root_of_dom_tree,
4272 determine_dominators_for_sons): New functions.
4273 * et-forest.c (et_root): New function.
4274 * et-forest.h (et_root): Declare.
4275 * Makefile.in (graphds.o): Add.
4276 (cfgloopanal.o): Add graphds.h dependency.
4277 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
4278 * basic-block.h (get_dominated_by, get_dominated_by_region,
4279 iterate_fix_dominators): Declaration changed.
4280 (recount_dominator): Renamed to ...
4281 (recompute_dominator): ... this.
4282 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
4283 (thread_through_all_blocks): Do not free dominance info.
4285 2007-06-03 Andreas Schwab <schwab@suse.de>
4287 * config/m68k/m68k.c (override_options): Don't override
4289 * config/m68k/m68k-modes.def (SF, DF): Define to use
4290 motorola_single_format and motorola_double_format, resp.
4291 * real.c (motorola_single_format): Renamed from
4292 coldfire_single_format.
4293 (motorola_double_format): Renamed from coldfire_double_format.
4294 (encode_ieee_extended): Generate a proper canonical NaN image
4295 respecting canonical_nan_lsbs_set.
4296 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
4298 * real.h: Adjust declarations.
4300 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
4303 * config/sh/sh.md (symGOT_load): Don't schedule insns when
4304 the symbol is generated with the stack protector.
4306 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
4308 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
4309 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
4311 * doc/extend.texi (interrupt): Mention m68k.
4313 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
4315 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
4316 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
4317 (ix86_expand_sse_pcmpestr): Do not check operands for
4318 "register_operand", when insn operand predicate is "register_operand".
4319 (ix86_expand_sse_pcmpistr): Ditto.
4321 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
4322 Uros Bizjak <ubizjak@gmail.com>
4324 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
4325 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
4326 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
4327 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
4328 * config/i386/constraints.md ("z"): New register constraint
4329 for members of SSE_FIRST_REG class.
4330 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
4331 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
4332 SSE_FIRST_REG class.
4333 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
4334 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
4335 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
4336 (IX86_BUILTIN_PCMPESTRM128): Likewise.
4337 (IX86_BUILTIN_PCMPESTRA128): Likewise.
4338 (IX86_BUILTIN_PCMPESTRC128): Likewise.
4339 (IX86_BUILTIN_PCMPESTRO128): Likewise.
4340 (IX86_BUILTIN_PCMPESTRS128): Likewise.
4341 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
4342 (IX86_BUILTIN_PCMPISTRI128): Likewise.
4343 (IX86_BUILTIN_PCMPISTRM128): Likewise.
4344 (IX86_BUILTIN_PCMPISTRA128): Likewise.
4345 (IX86_BUILTIN_PCMPISTRC128): Likewise.
4346 (IX86_BUILTIN_PCMPISTRO128): Likewise.
4347 (IX86_BUILTIN_PCMPISTRS128): Likewise.
4348 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
4349 (struct builtin_description): Change "flag" field to unsigned.
4350 (bdesc_pcmpestr): New builtin description table.
4351 (bdesc_pcmpistr): Likewise.
4352 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
4353 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
4354 Initialize pcmp[ei]str[im] insns for SSE4.2.
4355 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
4356 (ix86_expand_sse_pcmpistr): Likewise.
4357 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
4358 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
4359 (UNSPEC_PCMPISTR): Likewise.
4360 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
4361 (sse4_2_pcmpestri):New isns pattern.
4362 (sse4_2_pcmpestrm): Likewise.
4363 (sse4_2_pcmpestr_cconly): Likewise.
4364 (sse4_2_pcmpistr): New insn patern and splitter.
4365 (sse4_2_pcmpistri):New isns pattern.
4366 (sse4_2_pcmpistrm): Likewise.
4367 (sse4_2_pcmpistr_cconly): Likewise.
4368 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
4371 2007-06-01 David Daney <ddaney@avtrex.com>
4373 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
4374 LOADGP_ABSOLUTE and not binds_local_p.
4376 2007-06-01 Geoffrey Keating <geoffk@apple.com>
4378 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
4380 2007-06-01 Ian Lance Taylor <iant@google.com>
4382 * tree-vrp.c (compare_name_with_value): Always set
4383 used_strict_overflow if we get a result from the variable itself.
4385 2007-06-01 Ian Lance Taylor <iant@google.com>
4387 PR rtl-optimization/31455
4388 * lower-subreg.c (find_decomposable_subregs): Don't decompose
4389 subregs which have a cast between modes which are not tieable.
4391 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
4393 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
4394 breaks after return statements.
4396 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
4398 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
4399 only after no_new_pseudos.
4401 2007-05-31 Eric Christopher <echristo@apple.com>
4403 * expr.c (convert_move): Assert that we don't have a BLKmode
4405 (store_expr): Handle BLKmode moves by calling emit_block_move.
4407 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
4409 * c-typeck.c (build_indirect_ref): Include type in error message.
4410 (build_binary_op): Pass types to binary_op_error.
4411 * c-common.c (binary_op_error): Take two type arguments, print out
4413 * c-common.h (binary_op_error): Update prototype.
4415 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
4417 * config/i386/i386.c: Correct coments on -mno-sse4.
4419 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
4421 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
4422 (x86_64-*-*): Likewise.
4423 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
4424 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
4425 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
4426 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
4427 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
4428 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
4429 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
4430 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
4431 (OPTION_MASK_ISA_SSE4): Likewise.
4432 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
4433 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
4434 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
4435 (override_options): Support SSE4.2.
4436 (ix86_build_const_vector): Support SImode and DImode.
4437 (ix86_build_signbit_mask): Likewise.
4438 (ix86_expand_int_vcond): Support V2DImode.
4439 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
4440 (IX86_BUILTIN_CRC32HI): Likewise.
4441 (IX86_BUILTIN_CRC32SI): Likewise.
4442 (IX86_BUILTIN_CRC32DI): Likewise.
4443 (IX86_BUILTIN_PCMPGTQ): Likewise.
4444 (bdesc_crc32): Likewise.
4445 (bdesc_sse_3arg): Likewise.
4446 (ix86_expand_crc32): Likewise.
4447 (ix86_init_mmx_sse_builtins): Support SSE4.2.
4448 (ix86_expand_builtin): Likewise.
4449 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
4450 __SSE4_2__ for -msse4.2.
4451 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
4452 (CRC32MODE): Likewise.
4453 (crc32modesuffix): Likewise.
4454 (crc32modeconstraint): Likewise.
4455 (sse4_2_crc32<mode>): Likewise.
4456 (sse4_2_crc32di): Likewise.
4457 * config/i386/i386.opt (msse4.2): New for SSE4.2.
4459 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
4460 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
4461 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
4462 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
4463 (vcondu<mode>): Likewise.
4464 * doc/extend.texi: Document SSE4.2 built-in functions.
4465 * doc/invoke.texi: Document -msse4.2/-msse4.
4467 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
4469 PR tree-optimization/32160
4470 * tree-predcom.c (predcom_tmp_var): New function. Mark created
4471 variable as gimple reg.
4472 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
4474 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
4476 * gcc.c (main): Don't consider linker options when issuing the
4477 warning about a linker input file not being used.
4479 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4481 * tree-vrp.c (compare_names): Initialize sop.
4483 2007-05-30 Dirk Mueller <dmueller@suse.de>
4485 * cgraphunit.c (cgraph_analyze_function): Remove
4486 computation of inline parameters.
4488 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4490 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
4492 2007-05-30 Richard Sandiford <richard@codesourcery.com>
4494 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
4495 Add vx-common.h. Include vxworks.h between vx-common.h and
4497 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
4499 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
4500 (TARGET_ASM_DESTRUCTOR): Likewise.
4501 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
4502 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
4503 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
4504 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
4505 (VXWORKS_ENDIAN_SPEC): Define.
4506 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
4507 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
4508 VXWORKS_* equivalents.
4509 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
4510 (ASM_FILE_START): Delete.
4511 (TARGET_VERSION): Reformat.
4512 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
4513 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
4514 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
4515 (FPBIT, DPBIT): Define.
4516 (fp-bit.c, dp-bit.c): New rules.
4517 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
4518 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
4519 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
4520 * config/arm/arm.h: Include vxworks-dummy.h.
4521 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
4522 Mark with ATTRIBUTE_UNUSED.
4523 (arm_override_options): Do not allow VxWorks RTP PIC to be used
4524 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
4525 make it incompatible with -msingle-pic-base.
4526 (arm_function_ok_for_sibcall): Return false for calls that might
4527 go through a VxWorks PIC PLT entry.
4528 (require_pic_register): New function, split out from...
4529 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
4531 (arm_load_pic_register): Handle the VxWorks RTP initialization
4532 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
4533 (arm_emit_call_insn): New function.
4534 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
4535 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
4536 (pic_offset_arm): New pattern.
4537 (call, call_value): Use arm_emit_call_insn.
4538 (call_internal, call_value_internal): New expanders.
4539 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
4540 VxWorks unless __PIC__.
4542 2007-05-30 Eric Christopher <echristo@gmail.com>
4544 * genrecog.c: Include regs.h in generated file.
4545 * genemit.c: Ditto. Fix up formatting.
4546 * config/mn10300/constraints.md: New.
4547 * config/mn10300/mn10300.md: Include.
4548 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
4549 Fix up for removed macro.
4550 * config/mn10300/predicates.md (call_address_operand): Ditto.
4551 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
4552 (CONST_OK_FOR_I): Ditto.
4553 (CONST_OK_FOR_J): Ditto.
4554 (CONST_OK_FOR_K): Ditto.
4555 (CONST_OK_FOR_L): Ditto.
4556 (CONST_OK_FOR_M): Ditto.
4557 (CONST_OK_FOR_N): Ditto.
4558 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
4562 (EXTRA_CONSTRAINT): Ditto.
4564 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4566 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
4568 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
4569 OPTION_MASK_ISA_64BIT.
4570 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
4572 2007-05-30 Richard Guenther <rguenther@suse.de>
4575 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
4576 types for comparison.
4577 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
4578 with original typed arguments.
4579 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
4581 2007-05-30 Jakub Jelinek <jakub@redhat.com>
4583 PR tree-optimization/31769
4584 * except.c (duplicate_eh_regions): Clear prev_try if
4585 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
4587 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
4589 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
4590 * tree-ssa-sink.c (statement_sink_location): Return basic block and
4591 bsi of the location where statements should be inserted.
4592 (sink_code_in_bb): Take bsi from statement_sink_location.
4593 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
4594 instead of bsi_start.
4595 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
4597 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
4598 (bsi_move_before): Document inconsistency with bsi_move_after.
4599 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
4601 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4603 * config/i386/i386.h (TARGET_ABM): New define.
4604 (TARGET_POPCNT): Ditto.
4605 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
4606 New temporary defines to redefine from OPTION_ISA_* defines.
4607 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
4608 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
4609 (ix86_isa_flags): New extern int declaration.
4610 (TARGET_SUBTARGET_DEFAULT): New define.
4611 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
4612 (TARGET_SUBTARGET32_DEFAULT): Ditto.
4613 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
4614 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
4615 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
4616 * config/i386/darwin.h: Change TARGET_64BIT define to
4619 * config/i386/i386.opt (m3dnowa): Define as undocumented option
4620 using existing "ix86_isa_flags" varible.
4621 (m32, m64): Use existing "ix86_isa_flags" variable.
4622 (mmmx, m3dnow): Ditto.
4623 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
4624 (mabm): Define as non-negative option using "x86_abm" variable.
4625 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
4627 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
4628 Rewrite feature test bitmap.
4629 (ix86_isa_flags): New initialized global int varible.
4630 (ix86_isa_flags_explicit): New static int variable.
4631 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
4632 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
4633 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
4634 target_flags_explicit.
4635 (override_options): Remove "target_enable" and "target_disable" fields
4636 from "struct ptt". Update processor_target_table accordingly. Remove
4637 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
4638 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
4639 "target_flags" and "ix86_isa_flags_explicit" instead of
4640 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
4641 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
4642 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
4643 to true when either of PTA_POPCNT or PTA_ABM is set in
4644 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
4645 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
4646 processor_alias_table flags entry. Remove handling of
4647 "target_enable" and "target_disable" fields of processor_target_table.
4648 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
4649 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
4650 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
4651 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
4652 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
4654 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
4656 2007-05-29 David Daney <ddaney@avtrex.com>
4659 * config/mips/mips.c (mips_output_mi_thunk): Emit
4660 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
4662 2007-05-29 Hui-May Chang <hm.chang@apple.com>
4663 * config/i386/i386.c (ix86_function_regparm): Added checking of
4664 ix86_force_align_arg_pointer to determine the number of
4665 register parameters.
4667 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
4669 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
4670 (SET_DR_MISALIGNMENT): New.
4671 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
4672 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
4673 Use SET_DR_MISALIGNMENT.
4674 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
4676 * tree-data-ref.c (create_data_ref, compute_all_dependences,
4677 find_loop_nest): Export.
4678 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
4679 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
4680 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
4681 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
4683 (struct mem_ref): Add field reuse_distance.
4684 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
4685 Initialize reuse_distance field.
4686 (issue_prefetch_ref): Select temporality of prefetch according to
4688 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
4689 self_reuse_distance, determine_loop_nest_reuse): New functions.
4690 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
4691 (tree_ssa_prefetch_arrays): Dump L2 cache size.
4692 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
4695 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
4697 * tree-ssa-alias.c: Add aliasing overview.
4699 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
4700 Danny Smith <dannysmith@users.sourceforge.net>
4703 * config/i386/t-crtfm: Compile crtfastmath.o with
4704 -minline-all-stringops.
4705 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
4706 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
4708 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4710 * doc/md.texi: Document constraints on HP PA-RISC.
4712 * pa/constraints.md: New file.
4713 * pa.md: Include constraints.md.
4714 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
4715 (integer_store_memory_operand, ldil_cint_p): New functions.
4716 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
4717 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
4718 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
4719 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
4720 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
4722 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
4725 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
4726 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
4727 case POSTDECREMENT_EXPR>): Return the error_mark_node
4728 if either the real or imaginary parts would an
4731 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
4733 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
4734 name when we remove it from a call.
4736 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
4738 * targhooks.c (default_narrow_bitfield): Remove.
4739 * targhooks.h: Remove the prototype for
4740 default_narrow_bitfield.
4742 * langhooks-def.h: Remove the prototype for
4743 hook_get_alias_set_0.
4744 * langhooks.c (hook_get_alias_set_0): Remove.
4746 * global.c (EXECUTE_IF_CONFLICT): Remove.
4748 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4751 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
4752 return true when truth_value_p is true and the type
4755 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
4757 * doc/install.texi (Prerequisites): We no longer require Autoconf
4758 2.13 for the top-level.
4760 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
4762 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
4763 memory access via x86_expand_vector_move_misalign() only for
4764 TImode values on 32-bit targets.
4766 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
4768 * matrix-reorg.c: New file. Implement matrix flattening and
4769 transposing optimization.
4770 * tree-pass.h: Add matrix reorg pass.
4771 * common.opt: Add fipa-mreorg flag.
4772 * Makefile.in: Add matrix-reorg.c.
4773 * passes.c: Add matrix reorg pass.
4774 * varpool.c (add_new_static_var): New function.
4775 * cgraph.h (add_new_static_var): Declare.
4777 2007-05-27 Eric Christopher <echristo@apple.com>
4779 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
4780 sp_offset depending on stack size. Save r12 depending
4781 on registers we're saving later.
4782 (rs6000_emit_epilogue): Update sp_offset depending only
4785 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
4787 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
4788 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
4789 * ifcvt.c (if_convert): Ditto.
4790 * tree-ssa-threadupdate.c (thread_block): Ditto.
4791 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
4792 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
4793 verify_loop_closed_ssa): Check number_of_loops instead of
4795 * predict.c (tree_estimate_probability): Ditto.
4796 * tree-if-conv.c (main_tree_if_conversion): Ditto.
4797 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
4798 * modulo-sched.c (sms_schedule): Ditto.
4799 * tree-scalar-evolution.c (scev_const_prop): Ditto.
4800 (scev_finalize): Do not do anything if scev analysis was not
4802 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
4803 current_loops == NULL.
4804 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
4805 * loop-init.c (loop_optimizer_init): Do not free current_loops when
4807 (loop_optimizer_finalize): Assert that loops were analyzed.
4808 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
4809 rtl_doloop): Check number_of_loops instead of current_loops.
4810 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
4811 current_loops == NULL.
4812 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
4813 gate_tree_vectorize tree_linear_transform, check_data_deps,
4814 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
4815 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
4816 Check number_of_loops instead of current_loops.
4817 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
4818 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
4819 free loops if available.
4820 (execute_pre): Do not pass do_fre to fini_pre.
4822 2007-05-27 Tobias Burnus <burnus@net-b.de>
4825 * real.c (mpfr_from_real): Fix sign of -Inf.
4827 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
4829 * tree-vect-transform.c (vectorizable_conversion): Initialize
4830 tree_code variables to ERROR_MARK.
4831 (vectorizable_type_demotion): Likewise.
4832 (vectorizable_type_promotion): Likewise.
4834 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
4837 * config/i386/i386.md (movti): Handle push operands via
4840 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
4842 * basic-block.h: Remove the prototype for merge_seq_blocks.
4843 * cfgcleanup.c (merge_seq_blocks): Remove.
4845 * tree-flow.h: Remove the prototype for is_aliased_with.
4846 * tree-ssa-alias.c (is_aliased_with): Remove.
4848 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
4850 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
4852 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
4854 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
4855 ix86_expand_sse4_unpack if SSE4.1 is enabled.
4856 (vec_unpacks_hi_v16qi): Likewise.
4857 (vec_unpacku_lo_v16qi): Likewise.
4858 (vec_unpacks_lo_v16qi): Likewise.
4859 (vec_unpacku_hi_v8hi): Likewise.
4860 (vec_unpacks_hi_v8hi): Likewise.
4861 (vec_unpacku_lo_v8hi): Likewise.
4862 (vec_unpacks_lo_v8hi): Likewise.
4863 (vec_unpacku_hi_v4si): Likewise.
4864 (vec_unpacks_hi_v4si): Likewise.
4865 (vec_unpacku_lo_v4si): Likewise.
4866 (vec_unpacks_lo_v4si): Likewise.
4868 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
4870 * c-typeck.c, config/arm/arm.c, config/darwin.c,
4871 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
4872 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
4873 follow spelling conventions in various
4874 warning/error/diagnostic messages.
4876 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
4877 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
4878 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
4879 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
4880 tree-vrp.c: Fix comment typos. Follow spelling conventions.
4881 * doc/tm.texi: Follow spelling conventions.
4883 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4886 * tree-ssa-forwprop.c
4887 (forward_propagate_addr_into_variable_array_index): Remove
4888 the lhs argument. Use the type of def_rhs instead of lhs.
4889 (forward_propagate_addr_expr_1): Update use of
4890 forward_propagate_addr_into_variable_array_index.
4892 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
4893 Nigel Stephens <nigel@mips.com>
4895 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
4896 function attributes, "far" being an alias for "long_call".
4897 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
4898 (mips_near_type_p, mips_far_type_p): New.
4899 (mips_comp_type_attributes): New function to check that attributes
4900 attached to a function type are compatible.
4901 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
4902 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
4903 to the target function of the thunk.
4904 (mips_encode_section_info): Check for "near" and "far" function
4905 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
4907 * config/mips/predicates.md (const_call_insn_operand): Test only
4908 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
4910 * doc/extend.texi (Function Attributes): Document MIPS "near" and
4913 * testsuite/gcc.target/mips/near-far-1.c: New test case.
4914 * testsuite/gcc.target/mips/near-far-2.c: New test case.
4915 * testsuite/gcc.target/mips/near-far-3.c: New test case.
4916 * testsuite/gcc.target/mips/near-far-4.c: New test case.
4918 2007-05-25 Eric Christopher <echristo@apple.com>
4920 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
4921 to x86-darwin configurations.
4922 * config/i386/t-darwin: Add softfp support.
4923 * config/i386/t-darwin64: Ditto.
4924 * config/i386/sfp-machine.h: If mach then don't use
4925 aliasing, emit a stub to call.
4927 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
4929 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
4930 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
4931 tree-predcom.c, tree-ssa-alias-warnings.c,
4932 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
4933 comment typos. Follow spelling conventions.
4934 * doc/cpp.texi, doc/invoke.texi: Fix typos.
4936 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
4939 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
4940 constants into memory. Expand unaligned memory references for
4941 SSE modes via x86_expand_vector_move_misalign() function.
4943 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
4945 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
4946 "memory" attribute for "sseishft" type insn without operands[2].
4948 2007-05-25 Dirk Mueller <dmueller@suse.de>
4949 Marcus Meissner <meissner@suse.de>
4951 * doc/extend.texi (alloc_size): New attribute.
4952 * c-common.c (handle_alloc_size_attribute): New.
4953 * tree-object-size.c (alloc_object_size): Use alloc_size
4954 attribute, if available.
4956 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
4958 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
4960 (__builtin_ia32_vec_ext_v2di): Likewise.
4961 (__builtin_ia32_vec_ext_v4si): Likewise.
4962 (__builtin_ia32_vec_ext_v8hi): Likewise.
4963 (__builtin_ia32_vec_ext_v16qi): Likewise.
4964 (__builtin_ia32_vec_set_v8hi): Likewise.
4966 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
4968 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
4970 2007-05-25 Richard Sandiford <richard@codesourcery.com>
4972 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
4973 (arm_is_longcall_p): Rename to...
4974 (arm_is_long_call_p): ...this. Take a single tree argument and
4976 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
4977 (CUMULATIVE_ARGS): Remove call_cookie.
4978 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
4979 (ENCODED_LONG_CALL_ATTR_P): Delete.
4980 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
4981 LONG_CALL_FLAG_CHAR cases.
4982 (ARM_DECLARE_FUNCTION_SIZE): Delete.
4983 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
4984 ARM_DECLARE_FUNCTION_SIZE.
4985 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
4986 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
4987 (arm_encode_call_attribute, current_file_function_operand): Delete.
4988 (arm_function_in_section_p): New function.
4989 (arm_is_longcall_p): Rename to...
4990 (arm_is_long_call_p): ...this. Take the target function as a single
4991 argument and return a bool. Do not rely on call cookies. Check
4992 whether the target symbol is in the same section as the current
4993 function, not just the same compilation unit.
4994 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
4995 (arm_encode_section_info): Don't encode a call type.
4996 * config/arm/arm.md (call, call_value): Update calls to
4997 arm_is_long(_)call_p. Simplify logic.
4998 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
4999 Update calls to arm_is_long(_)call_p.
5001 2007-05-25 Richard Guenther <rguenther@suse.de>
5003 PR tree-optimization/31982
5004 * tree-ssa-forwprop.c
5005 (forward_propagate_addr_into_variable_array_index): Handle arrays
5006 with element size one.
5008 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5010 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
5011 (umulsi3_highpart): Likewise.
5013 2007-05-24 Ian Lance Taylor <iant@google.com>
5015 PR rtl-optimization/32069
5016 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
5019 2007-05-24 Ollie Wild <aaw@google.com>
5021 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
5024 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
5026 * postreload-gcse.c (reg_changed_after_insn_p): New function.
5027 (oprs_unchanged_p): Use it to check all registers in a REG.
5028 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
5029 (reg_set_between_after_reload_p): Delete.
5030 (reg_used_between_after_reload_p): Likewise.
5031 (reg_set_or_used_since_bb_start): Likewise.
5032 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
5033 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
5034 Use reg_set_between_p instead of reg_set_between_after_reload_p.
5035 * rtlanal.c (reg_set_p): Check whether REG overlaps
5036 regs_invalidated_by_call, rather than just checking the
5037 membership of REGNO (REG).
5039 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
5041 * doc/passes.texi: Document predictive commoning.
5042 * doc/invoke.texi (-fpredictive-commoning): Document.
5043 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
5044 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
5045 adding indices to the generated name.
5046 (schedule_sm): Pass 0 to get_lsm_tmp_name.
5047 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
5048 * tree-pretty-print.c (op_symbol_1): Renamed to ...
5049 (op_symbol_code): ... and exported.
5050 (dump_omp_clause, op_symbol): Use op_symbol_code
5051 instead of op_symbol_1.
5052 * tree-pass.h (pass_predcom): Declare.
5053 * timevar.def (TV_PREDCOM): New timevar.
5054 * tree-ssa-loop.c (run_tree_predictive_commoning,
5055 gate_tree_predictive_commoning, pass_predcom): New.
5056 * tree-data-ref.c (find_data_references_in_loop): Find the
5057 references in dominance order.
5058 (canonicalize_base_object_address): Ensure that the result has
5060 (dr_analyze_innermost): Export.
5061 (create_data_ref): Code to fail for references with invariant
5063 (find_data_references_in_stmt): ... here.
5064 * tree-data-ref.h (dr_analyze_innermost): Declare.
5065 * tree-affine.c: Include tree-gimple.h and hashtab.h.
5066 (aff_combination_find_elt, name_expansion_hash,
5067 name_expansion_eq, tree_to_aff_combination_expand,
5068 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
5070 * tree-affine.h (aff_combination_constant_multiple_p,
5071 tree_to_aff_combination_expand): Declare.
5072 * tree-predcom.c: New file.
5073 * common.opt (fpredictive-commoning): New option.
5074 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
5075 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
5076 * Makefile.in (tree-predcom.o): Add.
5077 (tree-affine.o): Add TREE_GIMPLE_H dependency.
5078 * passes.c (init_optimization_passes): Add dceloop after
5079 copy propagation in loop optimizer. Add predictive commoning
5080 to loop optimizer passes.
5082 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5084 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
5087 2007-05-24 Jan Hubicka <jh@suse.cz>
5089 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
5091 (genheader): Include statistics.h.
5093 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
5095 * print-rtl.c (flag_dump_unnumbered): Update comments.
5096 (print_rtl): Fix my previous change.
5097 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
5100 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
5103 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
5105 (thread_through_all_blocks): Call initialize_original_copy_tables
5106 and free_original_copy_tables.
5107 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
5109 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
5110 * cfghooks.c (duplicate_block): Use get_loop_copy.
5111 * cfg.c: Include cfgloop.h.
5112 (loop_copy): New hash table.
5113 (initialize_original_copy_tables): Initialize loop_copy table.
5114 (free_original_copy_tables): Free loop_copy table.
5115 (copy_original_table_clear, copy_original_table_set,
5116 set_loop_copy, get_loop_copy): New functions.
5117 (set_bb_original, set_bb_copy): Use copy_original_table_set.
5118 * cfgloop.h (struct loop): Remove copy field.
5119 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
5120 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
5122 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5124 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
5125 -msse/-msse2/-msse3.
5127 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5129 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
5130 __builtin_ia32_vec_set_v2di with MASK_64BIT.
5132 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
5135 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
5136 * targhooks.h (default_mangle_decl_assembler_name): Declare
5138 * targhooks.c (default_mangle_decl_assembler_name): Define
5140 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
5142 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
5143 * langhooks.c (lhd_set_decl_assembler_name): Call
5144 targetm.mangle_decl_assembler_name for names with global scope.
5146 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
5148 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
5149 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
5151 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
5152 New. Factored out of i386_pe_encode_section_info.
5153 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
5154 Move check for prior decoration of stdcall
5155 symbols to i386_pe_encode_section_info.
5156 (i386_pe_encode_section_info): Adjust call to
5157 gen_stdcall_or_fastcall_suffix. Use
5158 i386_pe_maybe_mangle_decl_assembler_name, if needed.
5159 (i386_pe_mangle_decl_assembler_name): New. Wrap
5160 i386_pe_maybe_mangle_decl_assembler_name.
5162 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
5164 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
5165 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
5166 * langhooks.c (get_signed_or_unsigned_type): Don't check for
5167 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
5168 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
5171 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
5172 Nigel Stephens <nigel@mips.com>
5173 Richard Sandiford <richard@codesourcery.com>
5175 Fix up MIPS16 hard float and add support for complex.
5177 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
5178 (TARGET_SOFT_FLOAT_ABI): New.
5179 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
5180 __mips_soft_float to reflect the ABI in use, not whether the
5181 FPU is directly accessible (e.g., in MIPS16 mode).
5182 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
5183 (UNITS_PER_FPVALUE): Likewise.
5185 * config/mips/mips.c (mips_expand_call): Remove redundant
5186 TARGET_MIPS16 check.
5187 (mips_arg_regno): New.
5188 (function_arg_advance): When setting bits in cum->fp_code for
5189 MIPS16, don't subtract 1 from cum->arg_number, since it is now
5191 (function_arg): Use mips_arg_regno.
5192 (mips_return_mode_in_fpr_p): New.
5193 (mips16_call_stub_mode_suffix): New.
5194 (mips16_cfun_returns_in_fpr_p): New.
5195 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
5196 (mips_output_function_prologue): Test mips16_hard_float, not
5197 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
5198 (mips_expand_epilogue): Call MIPS16 helper routines to copy
5199 return value into a floating-point register.
5200 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
5201 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
5202 (mips16_fp_args): Handle MIPS32r2 ISA which supports
5203 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
5204 word of double arguments from or to the high bits of 64-bit
5205 floating point registers.
5206 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
5207 (mips16_fpret_double): New helper function.
5208 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
5209 support for complex modes. Fill in DECL_RESULT for stubdecl.
5210 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
5212 * config/mips/mips16.S
5213 (RET, ARG1, ARG2): New.
5214 (MERGE_GPRf, MERGE_GPRt): New.
5215 (DELAYt, DELAYf): New.
5216 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
5217 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
5218 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
5219 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
5220 (SFOP): Renamed to...
5221 (OPSF3): This, and macro-ified. Updated all uses.
5222 (SFOP2): Renamed to...
5223 (OPSF2): This, and macro-ified. Updated all uses.
5224 (SFCMP): Renamed to...
5225 (CMPSF): This, and macro-ified. Updated all uses.
5226 (SFREVCMP): Renamed to...
5227 (REVCMPSF): This, and macro-ified. Updated all uses.
5228 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
5229 (LDDBL1, LDDBL2, RETDBL): Deleted.
5230 (DFOP): Renamed to...
5231 (OPDF3): This, and macro-ified. Updated all uses.
5232 (DFOP2): Renamed to...
5233 (OPDF2): This, and macro-ified. Updated all uses.
5234 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
5235 (DFCMP): Renamed to...
5236 (CMPDF): This, and macro-ified. Updated all uses.
5237 (DFREVCMP): Renamed to...
5238 (REVCMPDF): This, and macro-ified. Updated all uses.
5239 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
5240 (RET_FUNCTION): New.
5241 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
5242 (__mips16_ret_sc, __mips16_ret_dc): New.
5243 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
5244 STUB_ARGS_6, STUB_ARGS_10): New.
5245 (CALL_STUB_NO_RET): New.
5246 (__mips16_call_stub_1): Macro-ified.
5247 (__mips16_call_stub_5): Macro-ified.
5248 (__mips16_call_stub_2): Macro-ified.
5249 (__mips16_call_stub_6): Macro-ified.
5250 (__mips16_call_stub_9): Macro-ified.
5251 (__mips16_call_stub_10): Macro-ified.
5252 (CALL_STUB_RET): New.
5253 (__mips16_call_stub_sf_0): Macro-ified.
5254 (__mips16_call_stub_sf_1): Macro-ified.
5255 (__mips16_call_stub_sf_5): Macro-ified.
5256 (__mips16_call_stub_sf_2): Macro-ified.
5257 (__mips16_call_stub_sf_6): Macro-ified.
5258 (__mips16_call_stub_sf_9): Macro-ified.
5259 (__mips16_call_stub_sf_10): Macro-ified.
5260 (__mips16_call_stub_df_0): Macro-ified.
5261 (__mips16_call_stub_df_1): Macro-ified.
5262 (__mips16_call_stub_df_5): Macro-ified.
5263 (__mips16_call_stub_df_2): Macro-ified.
5264 (__mips16_call_stub_df_6): Macro-ified.
5265 (__mips16_call_stub_df_9): Macro-ified.
5266 (__mips16_call_stub_df_10): Macro-ified.
5267 (__mips16_call_stub_sc_0): New.
5268 (__mips16_call_stub_sc_1): New.
5269 (__mips16_call_stub_sc_5): New.
5270 (__mips16_call_stub_sc_2): New.
5271 (__mips16_call_stub_sc_6): New.
5272 (__mips16_call_stub_sc_9): New.
5273 (__mips16_call_stub_sc_10): New.
5274 (__mips16_call_stub_dc_0): New.
5275 (__mips16_call_stub_dc_1): New.
5276 (__mips16_call_stub_dc_5): New.
5277 (__mips16_call_stub_dc_2): New.
5278 (__mips16_call_stub_dc_6): New.
5279 (__mips16_call_stub_dc_9): New.
5280 (__mips16_call_stub_dc_10): New.
5282 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
5283 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
5284 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
5286 2007-05-23 Ian Lance Taylor <iant@google.com>
5288 * doc/invoke.texi (Invoking GCC): Document that the order of the
5291 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
5294 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
5295 * config/score/predicate.md (const_pow2, const_npow2): Remove.
5296 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
5300 * config/score/score.c (score_print_operand): Make sure that only
5301 lower bits are used.
5303 2007-05-22 Ian Lance Taylor <iant@google.com>
5305 * tree-vrp.c (avoid_overflow_infinity): New static function,
5306 broken out of set_value_range_to_value.
5307 (set_value_range_to_value): Call avoid_overflow_infinity.
5308 (extract_range_from_assert): Likewise.
5310 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
5313 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
5314 change the type before looking for a COMPOUND_EXPR.
5316 2007-05-22 Ian Lance Taylor <iant@google.com>
5318 * lower-subreg.c (decompose_multiword_subregs): If we change an
5319 insn, call remove_retval_note on it.
5321 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
5323 * regs.h (end_hard_regno): New function.
5324 (END_HARD_REGNO, END_REGNO): New macros.
5325 (add_to_hard_reg_set): New function.
5326 (remove_from_hard_reg_set): Likewise.
5327 (in_hard_reg_set_p): Likewise.
5328 (overlaps_hard_reg_set_p): Likewise.
5329 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
5330 (note_btr_set): Use END_HARD_REGNO.
5331 * caller-save.c (setup_save_areas): Use end_hard_regno.
5332 (mark_set_regs): Use END_HARD_REGNO.
5333 (add_stored_regs): Use end_hard_regno.
5334 (mark_referenced_regs): Use add_to_hard_reg_set.
5335 * combine.c (update_table_tick): Use END_REGNO.
5336 (record_value_for_reg): Likewise.
5337 (record_dead_and_set_regs): Likewise.
5338 (get_last_value_validate): Likewise.
5339 (use_crosses_set_p): Likewise.
5340 (reg_dead_at_p_1): Likewise.
5341 (reg_dead_at_p): Likewise.
5342 (mark_used_regs_combine): Use add_to_hard_reg_set.
5343 (move_deaths): Use END_HARD_REGNO.
5344 (reg_bitfield_target_p): Use end_hard_regno.
5345 (distribute_notes): Use END_HARD_REGNO.
5346 * cse.c (mention_regs): Use END_REGNO.
5347 (insert): Use add_to_hard_reg_set.
5348 (invalidate): Use END_HARD_REGNO.
5349 (invalidate_for_call): Likewise.
5350 (exp_equiv_p): Use END_REGNO.
5351 (cse_insn): Likewise.
5352 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
5353 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
5354 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
5355 * function.c (keep_stack_depressed): Use end_hard_regno.
5356 * global.c (global_alloc): Use end_hard_regno.
5357 (global_conflicts): Use add_to_hard_reg_set instead of
5359 (find_reg): Likewise.
5360 (mark_reg_store): Likewise.
5361 (mark_reg_conflicts): Likewise.
5362 (mark_reg_death): Use remove_from_hard_reg_set.
5363 (mark_reg_live_nc): Delete.
5364 (set_preference): Use end_hard_regno.
5365 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
5366 remove_from_hard_reg_set.
5367 (post_mark_life): Use add_to_hard_reg_set.
5368 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
5369 (reg_becomes_live): Use add_to_hard_reg_set.
5370 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
5371 (peep2_find_free_register): Use add_to_hard_reg_set.
5372 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
5373 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
5374 * regrename.c (note_sets): Use add_to_hard_reg_set.
5375 (clear_dead_regs): Use remove_from_hard_reg_set.
5376 (regrename_optimize): Use add_to_hard_reg_set.
5377 (find_oldest_value_reg): Use in_hard_reg_set_p.
5378 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
5379 (hard_reg_set_here_p): Use end_hard_regno.
5380 (decompose): Likewise.
5381 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
5382 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
5383 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
5384 (mark_home_live): Use end_hard_regno.
5385 (spill_hard_reg): Likewise.
5386 (clear_reload_reg_in_use): Likewise.
5387 * reorg.c (delete_prior_computation): Use END_REGNO.
5388 * resource.c (update_live_status): Use END_HARD_REGNO.
5389 (mark_referenced_resources): Use add_to_hard_reg_set.
5390 (mark_set_resources): Likewise.
5391 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
5392 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
5393 (reg_overlap_mentioned_p): Likewise.
5394 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
5395 (covers_regno_no_parallel_p): Use END_REGNO.
5396 (find_regno_note): Likewise.
5397 (find_reg_fusage): Use END_HARD_REGNO.
5398 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
5399 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
5401 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
5403 * mode-switching.c (reg_dies): Change type of second argument to
5405 (optimize_mode_switching): Update accordingly.
5407 2007-05-22 Richard Sandiford <richard@codesourcery.com>
5409 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
5411 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
5412 (hard_reg_set_empty_p): ...these new functions.
5413 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
5414 GO_IF_HARD_REG_SUBSET.
5415 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
5416 instead of GO_IF_HARD_REG_EQUAL.
5417 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
5418 instead of GO_IF_HARD_REG_EQUAL.
5419 * global.c (find_reg): Use hard_reg_set_empty_p instead of
5420 GO_IF_HARD_REG_SUBSET.
5421 (modify_reg_pav): Use hard_reg_set_empty_p instead of
5422 GO_IF_HARD_REG_EQUAL.
5423 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
5424 of GO_IF_HARD_REG_SUBSET.
5425 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
5426 instead of GO_IF_HARD_REG_EQUAL.
5427 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
5428 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
5429 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
5430 of GO_IF_HARD_REG_SUBSET,
5431 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
5432 GO_IF_HARD_REG_SUBSET.
5433 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
5434 instead of GO_IF_HARD_REG_EQUAL.
5435 * config/sh/sh.c (push_regs, calc_live_regs): Use
5436 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
5437 (hard_regs_intersect_p): Delete.
5439 2007-05-22 Janis Johnson <janis187@us.ibm.com>
5441 * doc/sourcebuild.texi (Test Directives) Add dg-message.
5443 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
5444 Richard Henderson <rth@redhat.com>
5446 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
5448 (x86_64-*-*): Likewise.
5450 * i386/i386-modes.def (V2QI): New.
5452 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
5454 (override_options): Support SSE4.1.
5455 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
5456 (IX86_BUILTIN_BLENDPS): Likewise.
5457 (IX86_BUILTIN_BLENDVPD): Likewise.
5458 (IX86_BUILTIN_BLENDVPS): Likewise.
5459 (IX86_BUILTIN_PBLENDVB128): Likewise.
5460 (IX86_BUILTIN_PBLENDW128): Likewise.
5461 (IX86_BUILTIN_DPPD): Likewise.
5462 (IX86_BUILTIN_DPPS): Likewise.
5463 (IX86_BUILTIN_INSERTPS128): Likewise.
5464 (IX86_BUILTIN_MOVNTDQA): Likewise.
5465 (IX86_BUILTIN_MPSADBW128): Likewise.
5466 (IX86_BUILTIN_PACKUSDW128): Likewise.
5467 (IX86_BUILTIN_PCMPEQQ): Likewise.
5468 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
5469 (IX86_BUILTIN_PMAXSB128): Likewise.
5470 (IX86_BUILTIN_PMAXSD128): Likewise.
5471 (IX86_BUILTIN_PMAXUD128): Likewise.
5472 (IX86_BUILTIN_PMAXUW128): Likewise.
5473 (IX86_BUILTIN_PMINSB128): Likewise.
5474 (IX86_BUILTIN_PMINSD128): Likewise.
5475 (IX86_BUILTIN_PMINUD128): Likewise.
5476 (IX86_BUILTIN_PMINUW128): Likewise.
5477 (IX86_BUILTIN_PMOVSXBW128): Likewise.
5478 (IX86_BUILTIN_PMOVSXBD128): Likewise.
5479 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
5480 (IX86_BUILTIN_PMOVSXWD128): Likewise.
5481 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
5482 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
5483 (IX86_BUILTIN_PMOVZXBW128): Likewise.
5484 (IX86_BUILTIN_PMOVZXBD128): Likewise.
5485 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
5486 (IX86_BUILTIN_PMOVZXWD128): Likewise.
5487 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
5488 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
5489 (IX86_BUILTIN_PMULDQ128): Likewise.
5490 (IX86_BUILTIN_PMULLD128): Likewise.
5491 (IX86_BUILTIN_ROUNDPD): Likewise.
5492 (IX86_BUILTIN_ROUNDPS): Likewise.
5493 (IX86_BUILTIN_ROUNDSD): Likewise.
5494 (IX86_BUILTIN_ROUNDSS): Likewise.
5495 (IX86_BUILTIN_PTESTZ): Likewise.
5496 (IX86_BUILTIN_PTESTC): Likewise.
5497 (IX86_BUILTIN_PTESTNZC): Likewise.
5498 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
5499 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
5500 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
5501 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
5502 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
5504 (bdesc_sse_3arg): Likewise.
5505 (bdesc_2arg): Likewise.
5506 (bdesc_1arg): Likewise.
5507 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
5509 (ix86_expand_sse_4_operands_builtin): New.
5510 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
5511 smaller than 8 bits as the 2nd arg.
5512 (ix86_expand_sse_ptest): New.
5513 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
5514 (ix86_expand_vector_set): Support SSE4.1.
5515 (ix86_expand_vector_extract): Likewise.
5517 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
5518 __SSE4_1__ for -msse4.1.
5520 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
5521 (UNSPEC_INSERTPS): Likewise.
5522 (UNSPEC_DP): Likewise.
5523 (UNSPEC_MOVNTDQA): Likewise.
5524 (UNSPEC_MPSADBW): Likewise.
5525 (UNSPEC_PHMINPOSUW): Likewise.
5526 (UNSPEC_PTEST): Likewise.
5527 (UNSPEC_ROUNDP): Likewise.
5528 (UNSPEC_ROUNDS): Likewise.
5530 * config/i386/i386.opt (msse4.1): New for SSE4.1.
5532 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
5533 (const_pow2_1_to_32768_operand): Likewise.
5535 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
5538 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
5540 (sse4_1_insertps): Likewise.
5541 (*sse4_1_extractps): Likewise.
5542 (sse4_1_ptest): Likewise.
5543 (sse4_1_mulv2siv2di3): Likewise.
5544 (*sse4_1_mulv4si3): Likewise.
5545 (*sse4_1_smax<mode>3): Likewise.
5546 (*sse4_1_umax<mode>3): Likewise.
5547 (*sse4_1_smin<mode>3): Likewise.
5548 (*sse4_1_umin<mode>3): Likewise.
5549 (sse4_1_eqv2di3): Likewise.
5550 (*sse4_1_pinsrb): Likewise.
5551 (*sse4_1_pinsrd): Likewise.
5552 (*sse4_1_pinsrq): Likewise.
5553 (*sse4_1_pextrb): Likewise.
5554 (*sse4_1_pextrb_memory): Likewise.
5555 (*sse4_1_pextrw_memory): Likewise.
5556 (*sse4_1_pextrq): Likewise.
5557 (sse4_1_blendpd): Likewise.
5558 (sse4_1_blendps): Likewise.
5559 (sse4_1_blendvpd): Likewise.
5560 (sse4_1_blendvps): Likewise.
5561 (sse4_1_dppd): Likewise.
5562 (sse4_1_dpps): Likewise.
5563 (sse4_1_movntdqa): Likewise.
5564 (sse4_1_mpsadbw): Likewise.
5565 (sse4_1_packusdw): Likewise.
5566 (sse4_1_pblendvb): Likewise.
5567 (sse4_1_pblendw): Likewise.
5568 (sse4_1_phminposuw): Likewise.
5569 (sse4_1_extendv8qiv8hi2): Likewise.
5570 (*sse4_1_extendv8qiv8hi2): Likewise.
5571 (sse4_1_extendv4qiv4si2): Likewise.
5572 (*sse4_1_extendv4qiv4si2): Likewise.
5573 (sse4_1_extendv2qiv2di2): Likewise.
5574 (*sse4_1_extendv2qiv2di2): Likewise.
5575 (sse4_1_extendv4hiv4si2): Likewise.
5576 (*sse4_1_extendv4hiv4si2): Likewise.
5577 (sse4_1_extendv2hiv2di2): Likewise.
5578 (*sse4_1_extendv2hiv2di2): Likewise.
5579 (sse4_1_extendv2siv2di2): Likewise.
5580 (*sse4_1_extendv2siv2di2): Likewise.
5581 (sse4_1_zero_extendv8qiv8hi2): Likewise.
5582 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
5583 (sse4_1_zero_extendv4qiv4si2): Likewise.
5584 (*sse4_1_zero_extendv4qiv4si2): Likewise.
5585 (sse4_1_zero_extendv2qiv2di2): Likewise.
5586 (*sse4_1_zero_extendv2qiv2di2): Likewise.
5587 (sse4_1_zero_extendv4hiv4si2): Likewise.
5588 (*sse4_1_zero_extendv4hiv4si2): Likewise.
5589 (sse4_1_zero_extendv2hiv2di2): Likewise.
5590 (*sse4_1_zero_extendv2hiv2di2): Likewise.
5591 (sse4_1_zero_extendv2siv2di2): Likewise.
5592 (*sse4_1_zero_extendv2siv2di2): Likewise.
5593 (sse4_1_roundpd): Likewise.
5594 (sse4_1_roundps): Likewise.
5595 (sse4_1_roundsd): Likewise.
5596 (sse4_1_roundss): Likewise.
5597 (mulv4si3): Don't expand for SSE4.1.
5598 (smax<mode>3): Likewise.
5599 (umaxv4si3): Likewise.
5600 (uminv16qi3): Likewise.
5601 (umin<mode>3): Likewise.
5602 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
5604 * doc/extend.texi: Document SSE4.1 built-in functions.
5606 * doc/invoke.texi: Document -msse4.1.
5608 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
5610 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
5611 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
5612 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
5613 (ASM_SPEC): Add asm_pcrel_spec.
5614 (EXTRA_SPECS): Add asm_pcrel_spec.
5616 2007-05-21 David Daney <ddaney@avtrex.com>
5618 * doc/install.texi (Building a cross compiler): Add requirements
5619 for Java cross compiler.
5621 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5624 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
5625 Add loopno argument. Use evolution_function_is_invariant_rec_p
5626 instead of evolution_function_is_constant_p.
5627 Update calls to evolution_function_is_affine_multivariate_p.
5628 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
5629 Add loopno argument.
5630 * tree-scalar-evolution.c (gather_chrec_stats): Call
5631 evolution_function_is_affine_multivariate_p with a loop
5633 * tree-data-ref.c (analyze_miv_subscript): Likewise.
5634 (analyze_overlapping_iterations): Likewise.
5635 (access_functions_are_affine_or_constant_p): Likewise.
5636 (build_classic_dist_vector_1): If the access functions
5637 are equal, don't do anything.
5639 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
5640 Paolo Carlini <pcarlini@suse.de>
5641 Uros Bizjak <ubizjak@gmail.com>
5643 * c-cppbuiltin.c (c_cpp_builtins): Define
5644 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
5645 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
5646 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
5647 * doc/cpp.texi ([Standard Predefined Macros]): Document.
5649 2007-05-21 Mike Stump <mrs@apple.com>
5651 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
5653 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
5655 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
5657 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
5658 implementation if __OPTIMIZE__ is not defined.
5659 (_mm_alignr_pi8): Ditto.
5660 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
5661 (_mm_inserti_si64): Ditto.
5662 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
5663 (_mm_slli_epi16): Ditto.
5664 (_mm_slli_epi32): Ditto.
5665 (_mm_slli_epi64): Ditto.
5666 (_mm_srai_epi16): Ditto.
5667 (_mm_srai_epi32): Ditto.
5668 (_mm_srli_si128): Ditto.
5669 (_mm_slli_si128): Ditto.
5670 (_mm_srli_epi16): Ditto.
5671 (_mm_srli_epi32): Ditto.
5672 (_mm_srli_epi64): Ditto.
5673 (_mm_extract_epi16): Ditto.
5674 (_mm_insert_epi16): Ditto.
5675 (_mm_shufflehi_epi16): Ditto.
5676 (_mm_shufflelo_epi16): Ditto.
5677 (_mm_shuffle_epi32): Ditto.
5678 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
5680 (_mm_insert_pi16): Ditto.
5682 (_mm_shuffle_pi16): Ditto.
5684 (_mm_shufle_ps): Ditto.
5685 (_mm_prefetch): Ditto.
5687 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
5689 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
5690 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
5691 * real.c (encode_i370_single, decode_i370_single,
5692 encode_i370_double, decode_i370_double): Functions removed.
5693 (i370_single_format, i370_double_format): Initializations removed.
5694 (real_maxval, round_for_format, exact_real_truncate, significand_size):
5695 Consider the log2_b field to always be one.
5696 (ieee_single_format, mips_single_format, coldfire_single_format,
5697 ieee_double_format, mips_double_format, coldfire_double_format,
5698 ieee_extended_motorola_format, ieee_extended_intel_96_format,
5699 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
5700 ibm_extended_format, mips_extended_format, ieee_quad_format,
5701 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
5702 decimal_single_format, decimal_double_format, decimal_quad_format,
5703 c4x_single_format, c4x_extended_format, real_internal_format): Remove
5704 initialization of log2_b.
5705 * real.h (i370_single_format, i370_double_format): Declarations
5707 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
5708 field to always be one.
5710 2007-05-21 Andreas Schwab <schwab@suse.de>
5712 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
5713 NOTE_INSN_BASIC_BLOCK_P.
5714 (process_for_unwind_directive): Likewise.
5716 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
5718 * builtins.c (expand_builtin_setjmp_setup): Update comment.
5719 * function.h (struct function): Move va_list_gpr_size,
5720 va_list_fpr_size, function_frequency to front of bitfields. Add
5722 (current_function_calls_unwind_init): New.
5723 * except.c (expand_builtin_unwind_init): Set
5724 current_function_calls_unwind_init not
5725 current_function_has_nonlocal_label.
5726 * reload1.c (has_nonexceptional_receiver): New.
5727 (reload): Use it and current_function_calls_unwind_init to
5728 determine whether call-saved regs must be saved.
5730 2007-05-20 Jan Hubicka <jh@suse.cz>
5732 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
5733 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5734 * ddg.c (create_ddg): LIkewise.
5735 * final.c (final): Remove hunk moving line number notes around since
5736 they are no longer present at this stage.
5737 (final_scan_insn): Use NOTE_KIND instead of
5738 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5739 (output_asm_label): Likewise.
5740 * reorg.c (dbr_schedule): Likewise.
5741 * haifa-sched.c (unlink_other_notes): Likewise.
5742 * mode-switching.c (optimize_mode_switching): Likewise.
5743 * graph.c (start_bb): Likewise.
5744 * rtl.def (NOTE): Update description.
5745 * jump.c (squeeze_notes): Delete.
5746 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
5747 NOTE_INSN_BASIC_BLOCK_P when possible.
5748 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
5749 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
5750 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5751 (dwarf2out_var_location): Likewise.
5752 * cfgbuild.c (make_edges): Likewise.
5753 (find_basic_blocks_1): Likewise.
5754 * function.c (reorder_blocks_1): Likewise.
5755 (epilogue_done): Likewise.
5756 (reposition_prologue_and_epilogue_notes): Likewise.
5757 * print-rtl.c (print_rtx): Likewise; drop code for printing
5759 (print_rtl): Likewise.
5760 (print_rtl_single): Likewise.
5761 * gcse.c (insert_insn_start_bb): Likewise.
5762 * alias.c (init_alias_analysis): Likewise.
5763 * calls.c (fixup_tail_calls): Likewise.
5764 * except.c (sjlj_emit_function_enter): Likewise.
5765 * emit-rtl.c (add_insn_after): Likeiwse.
5766 (emit_label_before): Likewise.
5767 (emit_label_after): Likewise.
5768 (emit_note_before, emit_note_after, emit_note): Update
5769 parameter to be enum insn_note; do not deal with source
5771 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
5772 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
5774 (merge_blocks_move_successor_nojumps): Simplify now when
5775 we don't have BLOCK notes.
5776 (try_optimize_cfg): Likewise.
5777 * cfglayout.c (skip_insns_after_block): Likewise.
5778 (record_effective_endpoints): Likewise.
5779 (duplicate_insn_chain): Likewise.
5780 * varasm.c (output_constant_pool_1): Likewise.
5781 * sched-deps.c (sched_analyze): Likewise.
5782 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
5784 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
5785 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
5786 (SET_INSN_DELETED): Simplify.
5787 (NOTE_LINE_NUMBER): Exterminate.
5788 (NOTE_LINE_KIND): New.
5789 (NOTE_INSN_BASIC_BLOCK_P): Update.
5790 (enum insn_note): Simplify.
5791 (GET_NOTE_INSN_NAME) Simplify.
5792 (emit_note_before, emit_note_after, emit_note): Update prototype.
5793 (squeeze_notes): Remove.
5794 * sched-int.h (NOTE_NOT_BB_P): Update.
5795 * resource.c (mark_target_live_regs): Update.
5796 * sched-rgn.c (debug_dependencies): Update.
5797 * sched-vis.c (print_insn): Update.
5798 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
5799 * config/i386/i386.c (ix86_output_function_epilogue): Update.
5800 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
5801 (TARGET_ADJUST_UNROLL_MAX): Likewise.
5802 (split_branches): Update.
5803 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
5805 (sh_adjust_unroll_max): Exterminate.
5806 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
5807 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
5808 (m68hc11_reorg): Likewise.
5809 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
5810 (emit_predicate_relation_info): Update.
5811 (process_for_unwind_directive): Update.
5812 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
5813 (output_call): Update.
5814 * config/pa/pa.c (output_lbranch): Update.
5815 (output_millicode_call): Update.
5816 (output_call): Update.
5817 (pa_combine_instructions): Update.
5818 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
5819 * config/bfin/bfin.c (gen_one_bundle): Update.
5820 * cfgrtl.c (can_delete_note_p): Update.
5821 (delete_insn): Update.
5822 (rtl_merge_blocks): Update.
5823 (commit_one_edge_insertion): Update.
5824 (rtl_verify_flow_info): Update.
5825 * stmt.c (expand_case): Do not call squeeze_notes.
5827 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5834 * c.opt (Wtype-limits): New.
5835 * doc/invoke.texi (Wtype-limits): Document it.
5836 (Wextra): Enabled by -Wextra.
5837 * c-opts.c (c_common_post_options): Enabled by -Wextra.
5838 * c-common.c (shorten_compare): Warn with Wtype-limits.
5840 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
5842 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
5843 inlined function, not as a macro.
5844 (_mm_alignr_pi8): Ditto.
5845 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
5846 (_mm_inserti_si64): Ditto.
5847 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
5848 (_mm_extract_epi16): Ditto.
5849 (_mm_insert_epi16): Ditto.
5850 (_mm_shufflehi_epi16): Ditto.
5851 (_mm_shufflelo_epi16): Ditto.
5852 (_mm_shuffle_epi32): Ditto.
5853 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
5854 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
5856 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
5858 (_m_to_float): Use C89 compatible assignment.
5860 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
5863 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
5865 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5868 * doc/invoke.texi (Wreturn-type): Complete description.
5869 (Wextra): Delete item about return-type warning.
5870 * c-decl.c: Delete redundant Wextra warning.
5872 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
5875 * config/i386/pmmintrin.h: Do not include xmmintrin.h
5876 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
5877 inlined function, not as a macro.
5878 (_mm_prefetch): Ditto.
5880 (_mm_insert_pi16): Ditto.
5882 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
5883 (_m_pshufw): Ditto. Add const to __N argument.
5884 (_mm_shufle_ps): Ditto. Add const to __mask argument.
5885 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
5886 (_mm_slli_epi32): Ditto.
5887 (_mm_srli_si128): Implement as always inlined function, not as a
5888 macro. Add __inline to function declaration.
5889 (_mm_slli_si128): Ditto.
5891 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
5893 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
5894 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
5896 (struct fenv): New structure.
5897 (FP_HANDLE_EXCEPTIONS): New define.
5898 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
5899 (_FP_DECL_EXP): New define.
5900 (FP_INIT_ROUNDMODE): New define.
5901 (FP_ROUNDMODE): New define.
5903 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5905 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
5906 (Wconversion): Update description.
5907 (Wconversion-sign): New.
5908 * c.opt (Wconversion-sign): New.
5909 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
5910 means disabled for C++. Otherwise, take the status of Wconversion.
5911 * c-common.c (conversion_warning): Warn with either Wconversion or
5913 (warnings_for_convert_and_check): Conditions are already checked by
5915 (convert_and_check): Don't check warnings if the conversion failed.
5917 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
5918 Anatoly Sokolov <aesok@dol.ru>
5920 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
5921 avr_epilogue_uses) : Add declaration.
5922 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
5923 * config/avr/constraints.md (R): New constraint.
5924 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
5925 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
5926 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
5927 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
5928 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
5929 call_prologue_saves, epilogue_restores, return_from_epilogue,
5930 return_from_main_epilogue, return_from_interrupt_epilogue,
5931 return_from_naked_epilogue, prologue, epilogue): New patterns.
5932 (jump): Handle symbol reference.
5933 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
5934 avr_output_function_prologue, avr_output_function_epilogue): Remove
5936 (avr_init_machine_status, expand_prologue, expand_epilogue,
5937 avr_asm_function_end_prologue, avr_epilogue_uses,
5938 avr_asm_function_begin_epilogue): New functions.
5939 (prologue_size, epilogue_size, jump_tables_size): Remove global
5941 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
5942 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
5943 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
5944 (avr_override_options): Initialise init_machine_status.
5945 (output_movhi): Handle all stack pointer loads.
5946 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
5947 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
5948 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
5949 (EPILOGUE_USES) Redefine.
5950 (machine_function) Declare.
5952 2007-05-19 Richard Sandiford <richard@codesourcery.com>
5954 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
5955 Use a single return statement.
5957 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5960 * builtins.c (do_mpfr_lgamma_r): New.
5961 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
5962 * tree.h (CASE_FLT_FN_REENT): New.
5964 2007-05-18 Geoffrey Keating <geoffk@apple.com>
5966 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
5967 (output_die): Use 'unsigned long' with %x.
5968 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
5969 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
5970 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
5972 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
5974 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
5979 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
5980 true if function has no argument.
5982 2007-05-18 DJ Delorie <dj@redhat.com>
5984 * config/mips/mips.c (mips_offset_within_alignment_p): New.
5985 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
5987 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
5989 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
5990 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
5991 count_trailing_zeros.
5992 (__i386__): Implement count_leading_zeros using __builtin_clz().
5993 Implement count_trailing_zeros usign __builtin_ctz().
5995 2007-05-18 Richard Sandiford <richard@codesourcery.com>
5997 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
5999 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
6002 * expr.c (emit_move_change_mode): Change mode of push operands here.
6004 2007-05-17 Ian Lance Taylor <iant@google.com>
6006 PR tree-optimization/31953
6007 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
6009 (set_value_range_to_null): Call set_value_range_to_value.
6010 (extract_range_from_comparison): Likewise.
6012 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6014 * toplev.c (print_version): Output GMP/MPFR version info.
6016 * builtins.c (CASE_MATHFN_REENT): New macro.
6017 (mathfn_built_in): Use it.
6018 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
6019 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
6020 BUILT_IN_LGAMMAL_R): New.
6021 * doc/extend.texi: Document new builtins.
6024 * builtins.c (do_mpfr_remquo): New.
6025 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
6026 (fold_builtin_3): Handle BUILT_IN_REMQUO.
6029 * builtins.c (fold_builtin_1): Handle y0, y1.
6030 (fold_builtin_2): Handle yn.
6033 * builtins.c (do_mpfr_bessel_n): New.
6034 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
6035 (fold_builtin_2): Handle BUILT_IN_JN.
6037 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
6040 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
6041 TYPE_PRECISION (intmax_type_node).
6043 2007-05-17 Steve Ellcey <sje@cup.hp.com>
6046 * reload.c (subst_reloads): Remove checking.
6048 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
6050 PR rtl-optimization/31691
6051 * combine.c (simplify_set): Build a new src pattern instead of
6052 substituting its operands in the COMPARE case.
6054 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
6056 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
6057 (execute_vrp): Preserve loops through jump threading.
6058 * tree-ssa-threadupdate.c (thread_single_edge,
6059 dbds_continue_enumeration_p, determine_bb_domination_status,
6060 thread_through_loop_header): New functions.
6061 (create_edge_and_update_destination_phis,
6062 create_edge_and_update_destination_phis): Set loops for the new blocks.
6063 (prune_undesirable_thread_requests): Removed.
6064 (redirect_edges): Do not pretend that redirect_edge_and_branch can
6066 (thread_block): Do not call prune_undesirable_thread_requests.
6068 (mark_threaded_blocks): Select edges to thread here.
6069 (thread_through_all_blocks): Take may_peel_loop_headers argument.
6070 Thread edges through loop headers independently.
6071 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
6072 * tree-pass.h (TODO_mark_first_instance): New.
6073 (first_pass_instance): Declare.
6074 * cfghooks.c (duplicate_block): Put the block to the original loop
6075 if copy is not specified.
6076 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
6077 jump threading. Pass may_peel_loop_headers to
6078 thread_through_all_blocks according to first_pass_instance.
6079 * cfgloop.h (create_preheader): Declare.
6080 * tree-flow.h (thread_through_all_blocks): Declaration changed.
6081 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
6082 * passes.c (first_pass_instance): New variable.
6083 (next_pass_1): Set TODO_mark_first_instance.
6084 (execute_todo): Set first_pass_instance.
6086 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
6088 PR tree-optimization/24659
6089 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
6090 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
6091 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
6092 OTI_vec_pack_ufix_trunc.
6093 (vec_unpacks_float_hi_optab): Define new macro.
6094 (vec_unpacks_float_lo_optab): Ditto.
6095 (vec_unpacku_float_hi_optab): Ditto.
6096 (vec_unpacku_float_lo_optab): Ditto.
6097 (vec_pack_sfix_trunc_optab): Ditto.
6098 (vec_pack_ufix_trunc_optab): Ditto.
6099 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
6100 and vec_pack_[s|u]fix_trunc_optab using
6101 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
6102 * tree-vectorizer.c (supportable_widening_operation): Handle
6103 FLOAT_EXPR and CONVERT_EXPR. Update comment.
6104 (supportable_narrowing_operation): New function.
6105 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
6106 * tree-vect-transform.c (vectorizable_conversion): Handle
6107 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
6108 (vect_gen_widened_results_half): Move before vectorizable_conversion.
6109 (vectorizable_type_demotion): Call supportable_narrowing_operation()
6110 to check for target support.
6111 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
6112 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
6113 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
6114 for VEC_PACK_FIX_TRUNC_EXPR.
6115 (expand_binop): Special case mode of the result for
6116 vec_pack_[u|s]fix_trunc_optab.
6117 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
6118 vec_pack_[u|s]fix_trunc_optab.
6120 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
6121 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
6122 * tree-pretty-print.c (dump_generic_node): Handle
6123 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
6124 VEC_PACK_FIX_TRUNC_EXPR.
6126 * expr.c (expand_expr_real_1): Ditto.
6127 * tree-inline.c (estimate_num_insns_1): Ditto.
6128 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
6130 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
6131 (vec_unpacks_float_lo_v8hi): Ditto.
6132 (vec_unpacku_float_hi_v8hi): Ditto.
6133 (vec_unpacku_float_lo_v8hi): Ditto.
6134 (vec_unpacks_float_hi_v4si): Ditto.
6135 (vec_unpacks_float_lo_v4si): Ditto.
6136 (vec_pack_sfix_trunc_v2df): Ditto.
6138 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
6140 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
6141 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
6142 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
6143 [vec_pack_ufix_trunc]: Ditto.
6144 [vec_unpacks_float_hi]: Ditto.
6145 [vec_unpacks_float_lo]: Ditto.
6146 [vec_unpacku_float_hi]: Ditto.
6147 [vec_unpacku_float_lo]: Ditto.
6149 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
6151 * soft-fp/README: Update for new files.
6152 * soft-fp/floattisf.c: New file.
6153 * soft-fp/floattidf.c: New file.
6154 * soft-fp/floattitf.c: New file.
6155 * soft-fp/floatuntisf.c: New file.
6156 * soft-fp/floatuntidf.c: New file.
6157 * soft-fp/floatuntitf.c: New file.
6158 * soft-fp/fixsfti.c: New file.
6159 * soft-fp/fixdfti.c: New file.
6160 * soft-fp/fixtfti.c: New file.
6161 * soft-fp/fixunssfti.c: New file.
6162 * soft-fp/fixunsdfti.c: New file.
6163 * soft-fp/fixunstfti.c: New file.
6164 * soft-fp/extendxftf.c: New file.
6165 * soft-fp/trunctfxf.c: New file.
6167 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
6168 (__trunctfxf2): Ditto.
6170 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
6171 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
6172 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
6173 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
6174 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
6175 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
6177 * config/i386/t-fprules-softfp64: New file.
6178 * config/i386/sfp-machine.h: New file.
6179 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
6180 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
6181 and soft-fp/t-softfp to tmake_file.
6182 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
6183 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
6185 * config/i386/t-linux64 (softfp_wrap_start): New.
6186 (softfp_wrap_end): New.
6187 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
6188 supported for TARGET_64BIT.
6190 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
6192 * c-common.c (c_common_signed_or_unsigned_type): Emulate
6193 c_common_unsigned_type behavior.
6195 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
6197 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
6200 2007-05-16 Eric Christopher <echristo@apple.com>
6202 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
6203 saving after stack push. Set sp_offset whenever we push.
6204 (rs6000_emit_epilogue): Move altivec register restore before
6207 2007-05-16 Richard Sandiford <richard@codesourcery.com>
6209 * configure.ac: Allow sysroots to be relocated under $prefix as
6210 well as $exec_prefix.
6211 * configure: Regenerate.
6213 2007-05-16 Richard Sandiford <richard@codesourcery.com>
6217 2007-05-12 Richard Sandiford <richard@codesourcery.com>
6219 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6220 (gcc_tooldir): Likewise.
6221 * configure: Regenerate.
6222 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6223 old configure.ac gcc_tooldir setting.
6224 (prefix_to_exec_prefix): New variable.
6225 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6226 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6228 2007-05-14 Janis Johnson <janis187@us.ibm.com>
6230 * c-typeck.c (build_binary_op): Return early for error.
6232 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
6234 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
6235 struct nb_iter_bound.
6236 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
6237 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
6238 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
6239 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
6240 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
6241 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
6242 (del_scev_info): Use ggc_free.
6243 (scev_initialize): Allocate scalar_evolution_info in gc memory.
6244 * loop-init.c: Include ggc.h.
6245 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
6246 (loop_optimizer_finalize): Use ggc_free.
6247 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
6248 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
6249 pass_iv_optimize): Add TODO_ggc_collect.
6250 * function.h (struct function): Remove skip marker from
6252 * cfgloop.c: Include ggc.h.
6253 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
6255 (establish_preds): Vector superloops is gc allocated.
6256 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
6258 (flow_loops_find): Vector larray is gc allocated.
6259 (loop_exit_free): Use ggc_free.
6260 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
6261 that head of exits list is now not a part of struct loop.
6262 (record_loop_exits): Allocate exits table in gc memory.
6263 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
6264 that head of exits list is now not a part of struct loop.
6265 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
6266 struct loop_exit): Add GTY marker.
6267 (struct loop): Add GTY marker. Make superloops vector gc allocated.
6268 Add skip marker to aux field. Make head of exits list a separate
6270 (struct loops): Add GTY marker. Make larray vector gc allocated.
6271 Add param marker to exits table.
6272 (get_loops): Type changed.
6273 * Makefile.in (tree-scalar-evolution.o): Add
6274 gt-tree-scalar-evolution.h dependency.
6275 (cfgloop.o, loop-init.o): Add ggc.h dependency.
6276 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
6277 * basic-block.h (struct basic_block_def): Remove skip marker from
6280 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
6282 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
6283 of 0 in the call to expand_expr().
6284 (expand_builtin_mathfn_3): Ditto.
6285 (expand_builtin_interclass_mathfn): Ditto.
6286 (expand_builtin_cexpi): Ditto.
6287 (expand_builtin_int_roundingfn): Ditto.
6288 (expand_builtin_int_roundingfn_2): Ditto.
6289 (expand_builtin_pow): Ditto.
6290 (expand_builtin_powi): Ditto.
6291 (expand_builtin_bswap): Ditto.
6292 (expand_builtin_unop): Ditto.
6293 (expand_builtin_fabs): Ditto.
6294 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
6295 the call to expand_expr().
6296 (expand_builtin_sync_operation): Ditto.
6297 (expand_builtin_compare_and_swap): Ditto.
6298 (expand_builtin_lock_test_and_set): Ditto.
6299 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
6300 instead of 0 in the call to expand_expr().
6301 (expand_builtin_extract_return_addr): Ditto.
6302 (expand_builtin_eh_return): Ditto.
6303 (expand_eh_return): Ditto.
6304 * explow.c (expr_size): Ditto.
6305 * expr.c (optimize_bitfield_assignment_op): Ditto.
6306 (expand_assignement): Ditto.
6307 (store_expr): Ditto.
6308 (store_field): Ditto.
6309 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
6310 the call to expand_expr().
6311 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
6312 in the call to expand_expr().
6313 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
6314 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
6315 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
6317 * optabs.c (expand_vec_shift_expr): Ditto.
6318 (expand_vec_cond_expr): Ditto.
6319 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
6320 call to expand_expr().
6321 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
6322 in the call to expand_expr().
6324 2007-05-14 Dave Korn <dave.korn@artimi.com>
6326 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
6328 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
6330 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
6331 instead of c_common_unsigned_type.
6332 (c_common_unsigned_type): Remove.
6333 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
6334 c_common_unsigned_type.
6335 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
6336 c_common_unsigned_type.
6337 * c-common.h (c_common_unsigned_type): Remove.
6338 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
6339 c_common_unsigned_type.
6340 * c-format.c (check_format_types): Use unsigned_type_for instead of
6341 c_common_unsigned_type.
6342 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
6343 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
6344 of c_common_unsigned_type.
6345 * convert.c (convert_to_integer): Use unsigned_type_for instead of
6346 lang_hooks.types.unsigned_type.
6347 * expmed.c (make_tree): Use unsigned_type_for instead of
6348 lang_hooks.types.unsigned_type.
6349 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
6350 lang_hooks.types.unsigned_type.
6351 (build_range_check): Likewise.
6352 (fold_unary): Likewise.
6353 (fold_binary): Likewise.
6354 (fold_ternary): Likewise.
6355 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
6356 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
6357 * tree.c (get_unsigned_type): New.
6358 (unsigned_type_for): Use get_unsigned_type instead of
6359 lang_hooks.types.unsigned_type.
6361 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
6363 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
6364 to m68k_get_function_kind. Update its prototype.
6365 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
6367 (m68k_interrupt_function_p): Return enum m68k_function_type
6368 instead of bool. Rename to m68k_get_function_kind.
6369 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
6371 (m68k_compute_frame_layout): Don't mark any register for save
6372 if an interrupt_thread attribute is specified.
6373 (m68k_hard_regno_rename_ok): Update a use of
6374 m68k_interrupt_function_p.
6375 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
6376 m68k_interrupt_function_p.
6377 (m68k_function_type): New.
6378 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
6379 for a function with an interrupt_thread attribute.
6380 * doc/extend.texi: Document the interrupt_thread attribute.
6382 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
6384 Fix PR tree-optimization/31911
6385 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
6386 if they didn't change the expression.
6388 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
6390 * tree-scalar-evolution.c (resolve_mixers): Exported.
6391 * tree-scalar-evolution.h (resolve_mixers): Declare.
6392 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
6393 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
6394 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
6395 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
6396 init_array_ref, init_pointer_ref, analyze_indirect_ref,
6397 strip_conversion, analyze_offset_expr, address_analysis,
6398 object_analysis, analyze_offset): Removed.
6399 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
6400 split_constant_offset, canonicalize_base_object_address,
6401 object_address_invariant_in_loop_p, disjoint_objects_p,
6402 dr_may_alias_p, dr_address_invariant_p): New functions.
6403 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
6404 and dr_analyze_alias.
6405 (initialize_data_dependence_relation): Use dr_may_alias_p
6406 and object_address_invariant_in_loop_p.
6407 (compute_self_dependence): Handle the case when
6408 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
6409 (find_data_references_in_stmt): Restrict the analysis of data
6410 references to the given loop nest.
6411 (find_data_references_in_loop): Made static. Pass loop nest to
6412 find_data_references_in_stmt.
6413 (compute_data_dependences_for_loop): Use DR_VOPS.
6414 (free_data_ref): Free DR_VOPS.
6415 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
6416 (struct innermost_loop_behavior): ... new.
6417 (struct base_object_info): Replaced by ...
6418 (struct indices): ... new.
6419 (struct dr_alias): New.
6420 (enum data_ref_type): Removed.
6421 (struct data_reference): Consist of struct innermost_loop_behavior,
6422 struct indices and struct dr_alias.
6423 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
6424 (DR_MEMTAG): Renamed to ...
6425 (DR_SYMBOL_TAG): ... this.
6426 (find_data_references_in_loop): Declaration removed.
6427 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
6428 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
6429 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
6430 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
6432 2007-05-13 Revital Eres <eres@il.ibm.com>
6434 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
6435 which walks virtual def-use chains to find redundant stores.
6436 (dse_optimize_stmt): Call it.
6438 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
6440 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
6441 * passes.c (init_optimization_passes): Move pass_jump_bypass
6444 * basic-block.h (bb_has_eh_pred): Fix style issue.
6446 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
6448 PR rtl-optimization/31848
6449 * loop-invariant.c (move_invariant_reg): If we move an insn
6450 with a REG_EQUAL note, and that insn is not always executed,
6451 remove the REG_EQUAL note.
6453 2007-05-12 Richard Guenther <rguenther@suse.de>
6455 PR tree-optimization/31797
6456 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
6457 propagate into a stmt that has volatile ops.
6459 2007-05-12 Richard Sandiford <richard@codesourcery.com>
6461 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6462 (gcc_tooldir): Likewise.
6463 * configure: Regenerate.
6464 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6465 old configure.ac gcc_tooldir setting.
6466 (prefix_to_exec_prefix): New variable.
6467 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6468 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6470 2007-05-11 Silvius Rus <rus@google.com>
6472 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
6473 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
6474 * c-common.h (strict_aliasing_warning): Change return type.
6475 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
6476 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
6477 (build_c_cast): Condition call to strict_aliasing_warning.
6478 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
6479 * flags.h (set_Wstrict_aliasing): Declare.
6480 * opts.c (set_Wstrict_alising): Define, add call to.
6481 * tree-flow.h (strict_aliasing_warning_backend): Declare.
6482 * tree-ssa-alias-warnings.c: New file.
6483 * tree-ssa-alias.c (compute_may_aliases): Add call to
6484 strict_aliasing_warning_backend.
6486 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
6488 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
6489 Use loop_depth and loop_outer accessor functions.
6490 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
6491 determine_invariantness_stmt, move_computations_stmt): Ditto.
6492 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
6493 add_loop, loopify, unloop, fix_loop_structure): Ditto.
6494 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
6495 * tree-scalar-evolution.c (interpret_loop_phi,
6496 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
6497 instantiate_parameters_1, scev_const_prop): Ditto.
6498 * cfghooks.c (make_forwarder_block): Ditto.
6499 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
6500 * modulo-sched.c (loop_canon_p): Ditto.
6501 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
6502 slpeel_can_duplicate_loop_p): Ditto.
6503 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
6504 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
6505 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
6506 cancel_loop, verify_loop_structure): Ditto.
6507 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
6508 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
6509 superloops vector instead of "pred" array.
6510 (establish_preds): Take father loop as an argument. Initialize the
6512 (flow_loop_tree_node_add): Pass father loop to establish_preds.
6513 Do not initialize loop->outer.
6514 (flow_loop_tree_node_remove): Truncate the superloops vector.
6515 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
6516 "pred" merged to "superloops" vector.
6517 (loop_depth, loop_outer): New.
6518 (fel_init): Use loop_outer.
6520 2007-05-11 Jan Hubicka <jh@suse.cz>
6522 * cgraphunit.c: Include gt-cgraphunit.h
6523 (static_ctors, static_dtors): New static vars.
6524 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
6525 based on implementation in c-common.c
6526 (cgraph_finalize_function): Call record_cdtor_fn.
6527 (cgraph_optimize): Call cgraph_build_cdtor_fns.
6528 * decl.c (finish_function): Do not call c_record_cdtor_fn.
6529 (c_write_global_declarations): Do not call c_build_cdtor_fns.
6530 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
6531 build_cdtor, c_build_cdtor_fns): Remove.
6532 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
6533 c_build_cdtor_fns): Remove prototype.
6535 2007-05-11 Paolo Carlini <pcarlini@suse.de>
6538 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
6539 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
6540 * builtins.c (fold_builtin_memchr): New.
6541 (expand_builtin_memchr): Call the latter.
6542 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
6543 * doc/extend.texi ([Other built-in functions provided by GCC]):
6546 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
6548 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
6549 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
6550 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
6551 PFPO_OP1_TYPE_SHIFT): Constants added.
6552 (DFP_ALL): Mode macro defined.
6553 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
6554 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
6555 Insn definitions added.
6556 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
6557 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
6560 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
6562 PR tree-optimization/31885
6563 * tree-chrec.c (chrec_contains_undetermined): Do not consider
6564 NULL_TREE to be undetermined.
6565 (automatically_generated_chrec_p): Return false for NULL.
6567 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
6569 * config/bfin/bfin.h (MOVE_RATIO): Define.
6571 2007-05-10 Richard Sandiford <richard@codesourcery.com>
6573 * config.gcc (sparc-wrs-vxworks): New target.
6574 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
6575 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
6576 * config/sparc/sparc.h: Include vxworks-dummy.h.
6577 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
6578 include LABEL_REFs too.
6579 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
6580 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
6582 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
6584 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
6585 (sparc_emit_call_insn): New function.
6586 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
6587 functions when generating VxWorks PIC.
6588 * config/sparc/sparc.md (vxworks_load_got): New pattern.
6589 (call, call_value): Use sparc_emit_call_insn instead of
6592 2007-05-09 Bob Wilson <bob.wilson@acm.org>
6594 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
6596 2007-05-09 Bob Wilson <bob.wilson@acm.org>
6598 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
6599 for floating-point values if HOST_BITS_PER_LONG > 32. Use
6600 split_double instead of operand_subword.
6602 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
6604 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
6605 * config/bfin/bfin.c (bfin_local_alignment): New function.
6606 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
6608 2007-05-08 Chao-ying Fu <fu@mips.com>
6610 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
6611 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
6612 (smsub_widen_optab, umsub_widen_optab): Define.
6613 * optabs.c (init_optabs): Initialize smsub_widen_optab and
6615 * genopinit.c (optabs): Fill in smsub_widen_optab and
6617 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
6618 and umsub_widen_optab to implement multiply-subtract sequences.
6619 * config/mips/mips.md (*msac<u>_di): Rename to...
6620 (<u>msubsidi4): ...this. Extend condition to include
6621 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
6622 of operand 0 to "ka" and use the three-operand form of msub<u>
6624 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
6627 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
6629 PR rtl-optimization/28011
6630 * reload.c (push_reload): Set dont_share if IN appears in OUT
6631 also when IN is a PLUS rtx.
6632 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
6635 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
6637 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
6638 call unshare_all_decls.
6639 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
6640 (unshare_all_decls): Remove.
6642 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
6645 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
6648 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
6649 Nigel Stephens <nigel@mips.com>
6651 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
6652 Update comments and all uses.
6653 (MIN_FPRS_PER_FMT): Define.
6654 * config/mips/mips.c (function_arg): Fix to correctly handle
6655 the -mips32r2 -mfp64 -mabi=32 case.
6656 (override_options): Enable use of odd-numbered registers for
6657 SFmode values on MIPS32.
6658 (mips_save_reg_p): Save whole floating-point register pair if
6659 either half is used.
6660 (compute_frame_size): Fix comment.
6662 2007-05-08 Jie Zhang <jie.zhang@analog.com>
6664 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
6665 argument of type bool.
6666 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
6667 argument. Safely select temporary P register according to it.
6668 (do_link): Change call site of add_to_reg accordingly.
6669 (do_unlink): Add epilogue_p as a fourth argument and pass it
6671 (expand_interrupt_handler_epilogue): Change call of do_unlink
6673 (bfin_expand_prologue): Add a third argument sibcall_p.
6674 * config/bfin/bfin.md (epilogue): Change call of
6675 bfin_expand_epilogue accordingly.
6676 (sibcall_epilogue): Likewise.
6677 (eh_return_internal): Likewise.
6679 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
6680 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
6681 * config/bfin/bfin.c (bfin_handle_option): Handle
6682 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
6683 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
6684 Support bf534, bf536 and bf561.
6685 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
6687 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
6690 * config/i386/i386.c (ix86_function_regparm): Process local
6691 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
6693 2007-05-07 Mike Stump <mrs@apple.com>
6695 * doc/invoke.texi (Warning Options): Document that -Wempty-body
6696 also checks for and while statements in C++.
6698 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
6700 * gcc.c (at_file_supplied): New variable.
6701 (main): Set it if we expanded argv.
6702 (do_spec_1): Pass an @-file to the linker if we were called with
6703 an @-file argument and HAVE_GNU_LD.
6704 * collect2.c (at_file_supplied): New variable.
6705 (response_file): New variable.
6706 (collect_exit): Unlink response_file if necessary.
6707 (handler): Likewise.
6708 (do_wait): Likewise.
6709 (main): Set at_file_supplied if we expanded argv.
6710 (collect_execute): Pass an @-file to subprocesses if we were called
6711 with an @-file argument.
6712 * configure.ac: Add define for HAVE_GNU_LD.
6713 * configure: Regenerate.
6714 * config.in: Regenerate.
6716 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
6718 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
6724 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
6726 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
6727 (TARGET_ENCODE_SECTION_INFO): Re-define.
6728 (m32c_encode_section_info): New
6729 (function_vector_handler): New
6730 (current_function_special_page_vector): New
6731 (m32c_special_page_vector_p): New.
6732 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
6734 * config/m32c/jump.md: Added instruction JSRS for functions
6735 with attribute "function_vector".
6736 * doc/extend.texi (function_vector): Added description
6737 for M16C, M32C targets.
6739 2007-05-07 DJ Delorie <dj@redhat.com>
6742 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
6743 ashrpsi3, lshrpsi3): Update shift count constraint.
6745 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
6746 Nathan Froyd <froydnj@codesourcery.com>
6749 * c-incpath.c (add_path): Strip trailing path separators.
6751 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
6753 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
6754 Free dominance info before purging EH edges.
6755 (eliminate_degenerate_phis): Likewise.
6756 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
6758 2007-05-07 Jan Hubicka <jh@suse.cz>
6760 * gimplify.c (gimplify_expr): Do not crash when folding
6761 (void *)(int)&a + 4.
6763 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6766 * c-opts.c (lang_fortran): Make it non static.
6767 * c-common.h (lang_fortran): New prototype.
6768 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
6769 -lang-fortran option was passed by the driver.
6771 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
6773 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
6774 of ASSERT_CHECKING. Tweak message.
6776 2007-05-06 Revital Eres <eres@il.ibm.com>
6779 * loop-unroll.c (insert_var_expansion_initialization):
6780 Initialize the expansions with -zero instead of +zero.
6782 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
6784 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
6785 into pic and non-pic versions. Mark r19 as used for
6786 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
6787 for tgd_load, tld_load and tie_load .
6788 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
6789 version of tgd_load, tld_load and tie_load depending on the
6792 2007-05-04 Ulrich Drepper <drepper@redhat.com>
6793 Jakub Jelinek <jakub@redhat.com>
6795 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
6796 (__do_global_dtors_aux): Use more paranoid loop to run
6797 destructors if HIDDEN_DTOR_LIST_END.
6798 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
6800 2007-05-04 Jakub Jelinek <jakub@redhat.com>
6802 * varasm.c (align_variable): Don't increase alignment for
6803 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
6804 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
6806 2007-05-04 Josh Conner <jconner@apple.com>
6808 * basic-block.h (cdi_direction): Assign values to all enumeration
6810 (dom_computed): Remove.
6811 (dom_info_state): New.
6812 (set_dom_info_availability): New.
6813 * tree-ssa-loop-im.c (determine_invariantness): Initialize
6814 walk_data.dom_direction.
6815 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
6816 instead of dom_computed[].
6817 (split_edge): Likewise.
6818 (create_basic_block): Likewise.
6819 (merge_blocks): Likewise.
6820 * ifcvt.c (find_if_header): Likewise.
6821 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
6822 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
6823 * tree-ssa.c (verify_ssa): Likewise.
6824 * tree-cfg.c (tree_verify_flow_info): Likewise.
6825 (remove_edge_and_dominated_blocks): Likewise.
6826 * dominance.c (dom_computed): Make static.
6827 (calc_dfs_tree_nonrec): Change third param to a bool.
6828 (calc_dfs_tree): Change second param to a bool.
6829 (calc_idioms): Change second param to a bool. Use
6830 dom_convert_dir_to_idx.
6831 (init_dom_info): Validate dir before using.
6832 (dom_convert_dir_to_idx): New.
6833 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
6834 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
6835 (free_dominance_info): Use dom_convert_dir_to_idx.
6836 (get_immediate_dominator): Likewise.
6837 (set_immediate_dominator): Likewise.
6838 (get_dominated_by): Likewise.
6839 (redirect_immediate_dominators): Likewise.
6840 (nearest_common_denominator): Likewise.
6841 (dominated_by_p): Likewise.
6842 (bb_dom_dfs_in): Likewise.
6843 (bb_dom_dfs_out): Likewise.
6844 (recount_dominator): Likewise.
6845 (iterate_fix_dominators): Likewise.
6846 (add_to_dominance_info): Likewise.
6847 (delete_from_dominance_info): Likewise.
6848 (first_dom_son): Likewise.
6849 (next_dom_son): Likewise.
6850 (dom_info_available_p): Likewise.
6851 (dom_info_state): New.
6852 (set_dom_info_availability): New.
6854 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6856 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
6858 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
6860 2007-05-04 Bob Wilson <bob.wilson@acm.org>
6862 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
6863 (subdi3, subdi_carry): Delete.
6865 2007-05-04 Jan Hubicka <jh@suse.cz>
6866 Richard Guenther <rguenther@suse.de>
6868 * opts.c (decode_options): Do not fiddle with inlining
6869 parameters in case of optimizing for size.
6870 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
6871 for size do nothing.
6872 (cgraph_decide_inlining_of_small_function): When optimizing for
6873 size never inline functions increasing caller size.
6874 (cgraph_early_inlining): Inline for size when optimizing for size.
6876 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
6878 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
6879 logical operations piecewise.
6880 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
6881 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
6882 subdi_sesidi_di): Delete.
6883 (add_with_carry): Produce carry in CC instead of a DREG to shorten
6884 the generated sequence. Allow three-reg add in constraints. Rewrite
6885 the rtl expression for carry to avoid zero_extend of a constant.
6886 (sub_with_carry): New pattern.
6887 (adddi3, subdi3): Change into define_expand. For subtract, generate a
6888 different sequence not involving jumps.
6889 (notbi): Now a named pattern.
6891 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
6893 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
6894 Add the note about a significant loss of accuracy of some
6895 mathematical routines when these options are used.
6897 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6899 * haifa-sched.c (rtx_vec_t): New typedef.
6900 (contributes_to_priority_p): Extract piece of priority () into new
6902 (priority): Use the function. Add assertion.
6903 (rank_for_schedule, set_priorities): Add assertion to check that
6904 insn's priority is initialized.
6905 (clear_priorities, calc_priorities): Change signature. Make it update
6906 all relevant insns. Update all callers ('add_to_speculative_block ()'
6907 and 'create_block_check_twin ()').
6908 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
6909 Add new field 'priority_status'.
6910 (INSN_PRIORITY_STATUS): New macro.
6911 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
6913 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6915 * sched-ebb.c (debug_ebb_dependencies): New static function.
6916 (init_ready_list): Use it.
6918 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
6919 with changed signature and 'debug_rgn_dependencies ()'.
6920 (debug_rgn_dependencies): New static function.
6921 (init_ready_list): Use it.
6923 * sched-int.h (debug_dependencies): Declare.
6925 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6927 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
6929 2007-05-04 Dirk Mueller <dmueller@suse.de>
6931 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
6933 2007-05-03 Jan Hubicka <jh@suse.cz>
6935 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
6936 ((T1)X op (T1)Y), for pointer type in more cases than before.
6938 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
6940 * tree-object-size.c (plus_expr_object_size): When operand size is
6941 unknown, return unknown.
6943 2007-05-03 Dirk Mueller <dmueller@suse.de>
6945 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
6947 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
6950 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
6952 2007-05-03 Janis Johnson <janis187@us.ibm.com>
6954 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
6956 2007-05-03 Joseph Myers <joseph@codesourcery.com>
6958 * config/soft-fp/double.h, config/soft-fp/extended.h,
6959 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
6960 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
6961 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
6962 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
6965 2007-05-03 Ian Lance Taylor <iant@google.com>
6967 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
6968 MASK_PPC_GFXOPT for 8540 or 8548.
6970 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
6972 * tree-vect-transform.c (vect_update_inits_of_drs): Use
6973 vect_print_dump_info() to output debug information.
6975 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
6978 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
6979 operands of size 2 when operand is not MEM_P.
6981 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
6983 PR tree-optimization/30565
6984 * lambda-code.c (perfect_nestify): Fix updating of dominators.
6986 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
6988 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
6989 (umulsi3_highpart): Use them.
6990 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
6991 for final accumulator to D regisster tranfser.
6993 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
6995 PR tree-optimization/31699
6996 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
6998 (vect_enhance_data_refs_alignment): Compute peel amount using
6999 TYPE_VECTOR_SUBPARTS instead of vf.
7000 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
7002 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
7005 * system.h: Remove inclusion of double-int.h
7006 * tree.h: Include double-int.h
7007 * gengtype.c: Likewise
7008 * cfgloop.h: Likewise
7009 * Makefile.in: Adjust dependencies on double-int.h
7011 2007-05-02 Eric Christopher <echristo@apple.com>
7013 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
7014 -shared to -Zdynamiclib.
7016 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
7019 * c-common.c (strip_pointer_or_array_types): New function.
7020 * c-common.h (strip_pointer_or_array_types): New function declaration.
7022 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
7024 PR tree-optimization/31771
7025 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
7027 2007-05-02 Paul Brook <paul@codesourcery.com>
7029 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
7031 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
7034 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
7037 2007-05-02 Nick Clifton <nickc@redhat.com>
7039 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
7041 2007-05-02 Richard Guenther <rguenther@suse.de>
7043 PR tree-optimization/31146
7044 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
7045 argument, single_use_p. If we have a single use that is
7046 a conversion to the definition rhs type, propagate that rhs.
7047 (forward_propagate_addr_expr): Pass single_use_p argument
7048 to forward_propagate_addr_expr_1.
7050 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
7052 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
7055 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7057 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
7058 'AMD Family 10 core'.
7060 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7062 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
7063 and athlon64-sse3 as improved versions of k8, opteron and athlon64
7064 with SSE3 instruction set support.
7065 * doc/invoke.texi: Likewise.
7067 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7069 * config/i386/i386.c (override_options): Tuning 32-byte loop
7070 alignment for amdfam10 architecture. Increasing the max loop
7071 alignment to 24 bytes.
7073 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
7075 * config/m68k/constraints.md: New.
7076 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
7077 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
7078 EXTRA_CONSTRAINT): Remove.
7079 * config/m68k/m68k.md: Include constraints.md.
7080 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
7082 2007-05-01 Ian Lance Taylor <iant@google.com>
7084 PR tree-optimization/31739
7085 * tree-vrp.c (vrp_val_is_max): New static function.
7086 (vrp_val_is_min): New static function.
7087 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
7089 (set_value_range): Use vrp_val_is_{max,min}.
7090 (extract_range_from_assert): Likewise.
7091 (extract_range_from_binary_expr): Likewise.
7092 (extract_range_from_unary_expr): Likewise.
7093 (dump_value_range, vrp_meet): Likewise.
7094 (vrp_visit_phi_node): Likewise.
7095 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
7097 2007-05-01 Mark Mitchell <mark@codesourcery.com>
7099 * config/i386/gmon-sol2.c (size_t): New type.
7100 (intptr_t): Likewise.
7101 (s_textsize): Declare as size_t.
7103 (monstartup): Use size_t for sizes.
7104 (_mcount): Save and restore registers.
7105 (internal_mcount): Pass 0 as the first argument to monstartup
7107 (moncontrol): Convert pointer to appropriately sized integer
7108 before passing to profil.
7110 2007-05-01 Joseph Myers <joseph@codesourcery.com>
7112 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
7113 __NO_FPRS__, not just if _SOFT_DOUBLE.
7114 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
7115 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
7116 also for E500 double.
7117 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
7118 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
7121 2007-05-01 Richard Guenther <rguenther@suse.de>
7123 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
7126 2007-05-01 Joseph Myers <joseph@codesourcery.com>
7128 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
7130 2007-05-01 Jan Hubicka <jh@suse.cz>
7132 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
7135 2007-05-01 Jan Hubicka <jh@suse.cz>
7137 * tree.h (maybe_fold_offset_to_component_ref): Remove.
7138 (maybe_fold_offset_to_reference): Declare.
7139 * fold-const.c (fold_unary): Do not fold
7140 (type *)&A into &A->field_of_type_and_offset_0
7141 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
7142 size is unknown, give up.
7143 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
7145 (maybe_fold_offset_to_reference): New.
7146 (maybe_fold_stmt_indirect): Use it.
7147 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
7148 * gimplify.c (gimplify_conversion): Canonicalize conversions to
7150 (gimplify_expr): Likewise for plus_expr.
7152 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
7154 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
7155 bsi_after_labels. Always insert statements before bsi.
7156 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
7157 * predict.c (apply_return_prediction): Check for empty blocks.
7158 * cfgexpand.c (lab_rtx_for_bb): New variable.
7159 (label_rtx_for_bb): Do not create new tree labels.
7160 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
7161 (tree_expand_cfg): Initialize lab_rtx_for_bb.
7162 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
7164 (label_for_bb): Add field used.
7165 (update_eh_label, main_block_label): Mark the label used.
7166 (cleanup_dead_labels): Remove unused labels.
7168 2007-05-01 Richard Guenther <rguenther@suse.de>
7170 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
7171 if it is not about to be set.
7172 (get_value_range): Do not pre-allocate equiv bitmap.
7173 (update_value_range): No need to clear equiv field.
7174 (add_equivalence): Change prototype to get bitmap pointer.
7175 Allocate bitmap here if it is not already.
7176 (extract_range_from_assert): Do not allocate bitmap here.
7177 Update callers to add_equivalence.
7178 (extract_range_from_ssa_name): Likewise.
7179 (get_vr_for_comparison): New static helper.
7180 (compare_name_with_value): Handle NULL equiv bitmap by
7181 peeling the first iteration of the comparison loop.
7182 Use get_vr_for_comparison.
7183 (compare_names): Handle NULL equiv bitmaps by using fake
7184 ones. Use get_vr_for_comparison.
7186 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
7188 * double-int.c (mpz_set_double_int): Moved from
7189 tree-ssa-loop-niter.c.
7190 (mpz_get_double_int): Likewise; also, add option to wrap
7191 out-of-range integers.
7192 * double-int.h: New prototypes for above.
7193 * tree.c (get_static_type_bounds): Moved from
7194 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
7195 TYPE_MAX_VALUE if they exist..
7196 * tree.h: New prototype for above.
7197 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
7198 get_type_bounds calls.
7199 (mpz_set_double_int): Move to double-int.c.
7200 (get_type_bounds): Move to tree.c, rename to
7201 get_static_type_bounds.
7202 (mpz_to_double_int): Move to double-int.c, rename to
7205 2007-04-30 Bob Wilson <bob.wilson@acm.org>
7207 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
7208 DIV0 exception can fall through to a normal return.
7210 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
7214 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
7215 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
7216 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7217 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
7218 initialize align to silence bogus warning.
7219 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7220 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
7222 (struct sra_walk_fns): Remove use_all parameter from use.
7223 (sra_hash_tree): Handle BIT_FIELD_REFs.
7224 (sra_elt_hash): Don't hash bitfld blocks.
7225 (sra_elt_eq): Skip them in parent compares as well. Handle
7227 (sra_walk_expr): Don't maintain or pass down use_all_p.
7228 (scan_use): Remove use_all parameter.
7229 (scalarize_use): Likewise. Re-expand assignment to
7230 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
7231 output, and re-scalarize after output. Don't mark anything
7233 (scalarize_ldst): Adjust.
7234 (scalarize_walk_gimple_modify_statement): Likewise.
7235 (build_element_name_1): Handle BIT_FIELD_REFs.
7236 (instantiate_element): Don't warn for any element whose parent
7238 (instantiate_missing_elements_1): Return the sra_elt.
7239 (canon_type_for_field): New.
7240 (try_instantiate_multiple_fields): New.
7241 (instantiate_missing_elemnts): Use them.
7242 (mark_no_warning): Removed.
7243 (generate_one_element_ref): Handle BIT_FIELD_REFs.
7244 (REPLDUP, sra_build_elt_assignment): New.
7245 (generate_copy_inout): Use them.
7246 (generate_element_copy): Likewise. Handle bitfld differences.
7247 (generate_element_zero): Don't recurse for blocks. Use
7248 sra_build_elt_assignment.
7249 (generate_one_element_int): Take elt instead of var. Use
7250 sra_build_elt_assignment.
7251 (generate_element_init_1): Adjust.
7252 (scalarize_use, scalarize_copy): Use REPLDUP.
7253 (scalarize_ldst): Move assert before dereference.
7254 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
7256 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7259 * tree.c (reconstruct_complex_type): Reconstruct a reference
7261 Also use the same mode for the pointer as the old pointer type.
7263 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7265 * doc/trouble.texi (Interoperation): Remove note about Ultrix
7268 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
7270 PR rtl-optimization/31676
7271 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
7272 (df_refs_record): Call it.
7274 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
7276 * rtl.def (SS_ABS): New code.
7277 * config/bfin/bfin.c (print_operand): New modifier 'v'.
7278 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
7279 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
7280 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
7281 (bfin_init_builtins): Define them.
7282 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
7283 (bfin_expand_builtin): ... and handle the others here.
7284 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
7285 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
7286 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
7287 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
7288 operand is only HImode.
7290 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
7292 * regclass.c (scan_one_insn): Remove splitting of
7295 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
7296 Nigel Stephens <nigel@mips.com>
7298 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
7300 2007-04-28 Jan Hubicka <jh@suse.cz>
7302 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
7303 insn_locators_alloc instead of insn_locators_initialize;
7304 call reset_block_changes.
7305 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7306 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
7307 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
7308 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
7309 * config/score/score.c (th_output_mi_thunk): Likewise.
7310 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7311 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
7312 tolerate uninitialized locator info.
7315 * function.c (init_function_start): Don't init line number info.
7316 (expand_function_end): Update.
7317 (reset_block_changes, record_block_change, finalize_block_changes,
7318 check_block_change, free_block_changes): Kill.
7319 * function.h (reset_block_changes, record_block_change,
7320 finalize_block_changes, check_block_change, free_block_changes):
7322 (struct function): Remove ib_boundaries_block.
7323 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7324 Use curr_insn_locator to initialize locator.
7325 (emit_line_note): Remove.
7326 * cfgexpand.c (expand_gimple_cond_expr): Update.
7327 (construct_exit_block): Likewise.
7328 (tree_expand_cfg): Initialize/finalize locators.
7329 * expr.c (expand_expr_real): Update.
7330 * cfglayout.c (line_locators_locs, line_locators_lines,
7331 file_locators_locs, file_locators_files): Remove.
7332 (set_block_levels): Move to cfgexpand.c.
7333 (insn_locators_initialize): Remove.
7334 (pass_insn_locators_initialize): Remove.
7335 (locations_locators_locs, locations_locators_vals): New static vars.
7336 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7338 (insn_locators_alloc, insn_locators_finalize,
7339 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7341 (locator_location): New.
7342 (locator_line, locator_file): Rewrite.
7343 * rtl.h (emit_line_note): Kill.
7344 (insn_locators_alloc, insn_locators_finalize,
7345 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7347 * tree-inline.c (initialize_cfun): Do not initialize
7348 ib_boundaries_block.
7349 * passes.c (pass_insn_locators_initialize): Remove.
7351 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
7353 * tree-cfg.c (move_block_to_fn): Release bb from dominance
7354 info. Update last_basic_block correctly.
7356 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
7359 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
7360 register itself to hold the offset constant. Tell flow the use
7361 of r4 and r5 when they are used.
7363 2007-04-27 Richard Guenther <rguenther@suse.de>
7365 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
7366 if we simplified anything.
7367 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
7368 warnings until we did a simplification and the stmt was not
7369 marked as TREE_NO_WARNING.
7371 2007-04-27 Mike Stump <mrs@apple.com>
7373 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
7375 2007-04-27 Ian Lance Taylor <iant@google.com>
7378 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
7379 TYPE_MAX_VALUE exist, convert them to the new type.
7381 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7383 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
7384 if it claims to be available.
7385 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
7387 (perform_tree_ssa_dce): Always free postdominators.
7389 2007-04-27 Richard Henderson <rth@redhat.com>
7391 * config/alpha/predicates.md (aligned_memory_operand): Mark
7392 as define_special_predicate.
7393 (unaligned_memory_operand, normal_memory_operand): Likewise.
7394 (reg_or_unaligned_mem_operand): Remove.
7395 (any_memory_operand): Match the documentation and check for
7396 non-renumbered pseudos during reload.
7397 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
7398 alpha_secondary_reload_class, update to new interface, make static.
7399 Handle CQImode like HImode. Remove FP subreg check.
7400 (alpha_expand_mov): Use replace_equiv_address.
7401 (alpha_expand_mov_nobwx): Use any_memory_operand.
7402 (TARGET_SECONDARY_RELOAD): New.
7403 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
7404 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
7405 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
7406 * config/alpha/alpha.md: ... here.
7407 (RELOAD12, reloadmode): New.
7409 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
7410 Don't handle the aligned case here.
7411 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
7412 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
7413 reload_inhi_help. Don't expect a scratch register.
7414 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
7416 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
7418 2007-04-27 Richard Guenther <rguenther@suse.de>
7420 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
7422 2007-04-27 Richard Guenther <rguenther@suse.de>
7424 PR tree-optimization/30965
7425 PR tree-optimization/30978
7426 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
7427 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
7428 (find_equivalent_equality_comparison): Likewise.
7429 (simplify_cond): Likewise.
7430 (get_prop_source_stmt): New helper.
7431 (get_prop_dest_stmt): Likewise.
7432 (can_propagate_from): Likewise.
7433 (remove_prop_source_from_use): Likewise.
7434 (combine_cond_expr_cond): Likewise.
7435 (forward_propagate_comparison): New function.
7436 (forward_propagate_into_cond): Rewrite to use fold for
7438 (tree_ssa_forward_propagate_single_use_vars): Call
7439 forward_propagate_comparison to propagate comparisons.
7441 2007-04-27 Richard Guenther <rguenther@suse.de>
7443 PR tree-optimization/31715
7444 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
7445 sure to do computation on the offset in an appropriate
7448 2007-04-27 Richard Sandiford <richard@codesourcery.com>
7450 * reload.h (elimination_target_reg_p): Declare.
7451 * reload.c (find_reloads): Don't apply the reg_rtx move
7452 optimization if the SET_DEST satisfies elimination_target_reg_p.
7453 * reload1.c (elimination_target_reg_p): New function.
7454 (gen_reload): In the move/add2 fallback, make sure that op0
7455 does not overlap the destination register.
7457 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7459 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
7460 transform only GIMPLE_MODIFY_STMTs.
7461 * tree-complex.c (expand_complex_operations_1): Ditto.
7462 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
7463 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
7464 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
7466 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
7467 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
7468 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
7469 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
7470 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
7471 slpeel_add_loop_guard): Ditto.
7472 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
7473 * lambda-code.c (perfect_nestify): Ditto.
7474 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
7475 before the first statement.
7476 * tree-optimize.c (execute_free_datastructures): Fix comments.
7477 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
7478 * tree-flow.h (disband_implicit_edges): Declaration removed.
7479 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
7481 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
7482 COND_EXPRs without gotos.
7483 (disband_implicit_edges, has_label_p): Removed.
7484 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
7485 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
7487 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
7489 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
7490 also for COND_EXPRs.
7491 * cfgexpand.c (label_rtx_for_bb): New function.
7492 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
7493 Use label_rtx_for_bb to find the labels.
7494 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
7495 last block. Detect fallthru edges.
7497 2007-04-26 Ian Lance Taylor <iant@google.com>
7500 * reload.c (find_reloads_subreg_address): If the address was valid
7501 in the original mode but not in the new mode, reload the whole
7504 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7506 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
7507 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
7508 (cleanup_control_expr_graph): Do not invalidate dominance info.
7509 Record altered blocks.
7510 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
7511 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
7512 cleanup_tree_cfg_bb): New functions.
7513 (remove_forwarder_block): Do not maintain the worklist of blocks.
7514 Record altered blocks.
7515 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
7517 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
7518 delete_unreachable_blocks if dominators are not available.
7519 * tree-inline.c (optimize_inline_calls): Free dominance information
7521 * tree-flow.h (remove_edge_and_dominated_blocks,
7522 cfgcleanup_altered_bbs): Altered.
7523 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
7525 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
7527 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
7528 do not invalidate dominators.
7530 2007-04-26 Anatoly Sokolov <aesok@post.ru>
7532 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
7533 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
7534 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7535 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7537 2007-04-26 Steve Ellcey <sje@cup.hp.com>
7539 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
7541 2007-04-26 Richard Guenther <rguenther@suse.de>
7543 PR tree-optimization/31703
7544 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
7545 the right type for the target of the bittest.
7547 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7549 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
7550 ix86_sol10_return_in_memory.
7552 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7554 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
7557 2007-04-26 Jakub Jelinek <jakub@redhat.com>
7560 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
7562 PR tree-optimization/30558
7563 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
7564 clear this_state.prev_try.
7566 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7567 Mark Mitchell <mark@codesourcery.com>
7569 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
7570 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
7571 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
7573 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7576 * doc/invoke.texi (%:print-asm-header): Document.
7577 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
7579 (static_spec_functions): Add print-asm-header.
7580 (main): Print a banner before the --target-help linker options.
7581 (print_asm_header_spec_function): New function.
7583 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
7586 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
7587 (movsf_ie): Likewise.
7589 2007-04-25 Paolo Carlini <pcarlini@suse.de>
7591 * doc/extend.texi ([Type Traits]): Adjust per N2255.
7593 2007-04-25 Bob Wilson <bob.wilson@acm.org>
7595 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
7596 exception for divide-by-zero.
7597 (__umodsi3, __modsi3): Likewise.
7599 2007-04-25 Dirk Mueller <dmueller@suse.de>
7601 * c-typeck.c (build_compound_expr): Annotate warning()
7602 call with OPT_Wunused_value.
7603 * tree-ssa.c (warn_uninit): Annotate warning with
7605 * c-common.c (handle_sentinel_attribute): Annotate warning
7606 call with OPT_Wattributes.
7608 2007-04-25 Thiemo Seufer <ths@mips.com>
7610 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
7612 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
7613 on to the assembler. Improve handling of -mno-mips16. Add handling
7614 of -mno-mips3d, -mno-dsp, -mno-dspr2.
7615 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
7616 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
7617 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
7619 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
7622 * config/i386/winnt.c (i386_pe_file_end): Strip only
7623 USER_LABEL_PREFIX when writing export name.
7625 2007-04-25 Richard Sandiford <richard@codesourcery.com>
7627 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
7628 sh/elf.h, vx-common.h and vxworks.h.
7629 * config/sh/sh.h: Include config/vxworks-dummy.h.
7630 (SUBTARGET_OVERRIDE_OPTIONS): Define.
7631 (OVERRIDE_OPTIONS): Use it.
7632 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
7633 (vxworks_picreg): New pattern.
7634 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
7635 VXWORKS_OS_CPP_BUILTINS.
7636 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
7637 to their VXWORKS_* equivalents.
7638 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
7639 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
7640 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
7641 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
7642 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
7643 -mrtp/-fPIC multilibs.
7644 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
7645 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
7646 (MULTILIB_OSDIRNAMES): Delete.
7648 2007-04-25 Anatoly Sokolov <aesok@post.ru>
7651 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
7653 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
7655 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
7656 rounding mode to be specified by the caller.
7657 (real_to_mpfr) Likewise.
7658 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
7659 include new arguments.
7660 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
7662 2007-04-24 Ian Lance Taylor <iant@google.com>
7664 PR tree-optimization/31605
7665 * tree-vrp.c (set_value_range): Check that min and max are not
7666 both overflow infinities.
7667 (set_value_range_to_value): New static function.
7668 (extract_range_from_binary_expr): Call set_value_range_to_value.
7669 (extract_range_from_cond_expr): Likewise.
7670 (extract_range_from_expr): Likewise.
7671 (extract_range_from_unary_expr): Likewise. Don't create a range
7672 which overflows on both sides.
7673 (vrp_meet): Check for a useless range.
7674 (vrp_visit_phi_node): If we see a constant which looks like an
7675 overflow infinity, turn off the TREE_OVERFLOW flag.
7677 2007-04-24 Ian Lance Taylor <iant@google.com>
7679 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
7681 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
7684 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
7685 diagnostic message is being built.
7686 * tree-pretty-print.c (dump_generic_node): Only write the
7687 formatted text into BUFFER's stream if we are not building a
7689 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
7691 * Makefile.in (toplev.o): Depend on tree-pass.h.
7693 2007-04-24 Ian Lance Taylor <iant@google.com>
7695 PR tree-optimization/31602
7696 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
7697 conditionals in the copied loop header.
7698 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
7699 warnings if TREE_NO_WARNING is set.
7700 * doc/invoke.texi (Warning Options): Clarify that
7701 -Wstrict-overflow does not warn about loops.
7703 2007-04-24 Janis Johnson <janis187@us.ibm.com>
7705 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
7706 expand on the comment about _Decimal128 arguments and check the
7707 integer result of the modulus operation; for 64-bit ELF ABI, ensure
7708 that _Decimal128 argument uses even/odd register pair.
7709 (function_arg): Ditto.
7711 2007-04-24 Hui-May Chang <hm.chang@apple.com>
7713 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
7714 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
7716 2007-04-24 Richard Guenther <rguenther@suse.de>
7717 Olga Golovanevsky <olga@il.ibm.com>
7719 * fold-const.c (multiple_of_p): Check for bottom
7722 2007-04-24 Richard Henderson <rth@redhat.com>
7724 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
7725 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
7726 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
7727 looking for non-zero bits shifted out. Avoid a recursive call
7728 when constructing the scalar.
7729 (__floatundisf): Likewise.
7731 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
7733 * dwarf2out.c (field_byte_offset): Move the existing logic
7734 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
7735 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
7737 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
7740 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
7741 length argument of 0 for memset.
7742 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
7743 unsigned shift instead of the signed variant.
7745 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
7747 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
7748 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
7749 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
7750 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
7751 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
7752 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
7753 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
7754 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
7755 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
7756 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
7757 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
7758 "mul<mode>3", "div<mode>3"): Insn definitions added.
7759 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
7760 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
7761 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
7762 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
7763 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
7764 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
7765 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
7766 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
7767 TARGET_FLOAT_FORMAT): Macro definitions removed.
7768 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
7769 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
7770 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
7771 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
7772 (s390_gen_rtx_const_DI): Function removed.
7773 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
7775 2007-04-24 Richard Sandiford <richard@codesourcery.com>
7777 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
7778 over an external ffs function.
7780 2007-04-24 Chao-ying Fu <fu@mips.com>
7781 Richard Sandiford <richard@nildram.co.uk>
7783 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
7784 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
7785 (smadd_widen_optab, umadd_widen_optab): Define.
7786 * optabs.c (init_optabs): Initialize smadd_widen_optab and
7788 * genopinit.c (optabs): Fill in smadd_widen_optab and
7790 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
7791 and umadd_widen_optab to implement multiply-add sequences.
7792 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
7793 (<u>maddsidi4): ...this. Extend condition to include
7794 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
7795 of operand 0 to "ka" and use the three-operand form of madd<u>
7797 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
7799 * config/mips/constraints.md (ka): New register constraint.
7801 2007-04-24 Jan Hubicka <j@suse.cz>
7805 2007-04-23 Jan Hubicka <jh@suse.cz>
7806 * function.c (init_function_start): Don't init line number info.
7807 (expand_function_end): Update.
7808 (reset_block_changes, record_block_change, finalize_block_changes,
7809 check_block_change, free_block_changes): Kill.
7810 * function.h (reset_block_changes, record_block_change,
7811 finalize_block_changes, check_block_change, free_block_changes):
7813 (struct function): Remove ib_boundaries_block.
7814 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7815 Use curr_insn_locator to initialize locator.
7816 (emit_line_note): Remove.
7817 * cfgexpand.c (expand_gimple_cond_expr): Update.
7818 (construct_exit_block): Likewise.
7819 (tree_expand_cfg): Initialize/finalize locators.
7820 * expr.c (expand_expr_real): Update.
7821 * cfglayout.c (line_locators_locs, line_locators_lines,
7822 file_locators_locs, file_locators_files): Remove.
7823 (set_block_levels): Move to cfgexpand.c.
7824 (insn_locators_initialize): Remove.
7825 (pass_insn_locators_initialize): Remove.
7826 (locations_locators_locs, locations_locators_vals): New static vars.
7827 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7829 (insn_locators_alloc, insn_locators_finalize,
7830 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7832 (locator_location): New.
7833 (locator_line, locator_file): Rewrite.
7834 * rtl.h (emit_line_note): Kill.
7835 (insn_locators_alloc, insn_locators_finalize,
7836 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7838 * tree-inline.c (initialize_cfun): Do not initialize
7839 ib_boundaries_block.
7840 * passes.c (pass_insn_locators_initialize): Remove.
7842 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
7844 * doc/invoke.texi: Removed leading '-' from option index entries.
7846 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
7848 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
7850 (create_phi_node): Use set_phi_nodes.
7851 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
7852 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
7853 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
7854 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
7855 (bsi_start, bsi_last): Use bb_stmt_list.
7856 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
7857 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
7858 Traverse the statements using tsi iterator.
7859 * basic-block.h (struct basic_block_def): Fields stmt_list
7860 and phi_nodes moved to ...
7861 (struct tree_bb_info): ... new structure.
7862 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
7863 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
7864 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
7865 (tree_verify_flow_info): Verify that il.tree is not set for
7866 entry and exit block.
7867 (tree_split_block): Use set_bb_stmt_list.
7869 2007-04-23 Mike Stump <mrs@apple.com>
7871 * config/i386/i386.c (ix86_tune_features
7872 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
7875 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
7877 * config/i386/i386.md (prefix_extra): New attribute.
7878 (length): Add prefix_extra.
7880 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
7881 (sse2_movntv2di): Likewise.
7882 (sse2_cvtps2dq): Likewise.
7883 (sse2_cvtpd2pi): Likewise.
7884 (sse2_cvttpd2pi): Likewise.
7885 (*sse2_cvtpd2ps): Likewise.
7886 (*add<mode>3): Likewise.
7887 (sse2_ssadd<mode>3): Likewise.
7888 (sse2_usadd<mode>3): Likewise.
7889 (*sub<mode>3): Likewise.
7890 (sse2_sssub<mode>3): Likewise.
7891 (sse2_ussub<mode>3): Likewise.
7892 (*mulv8hi3): Likewise.
7893 (*smulv8hi3_highpart): Likewise.
7894 (*umulv8hi3_highpart): Likewise.
7895 (sse2_umulv2siv2di3): Likewise.
7896 (sse2_pmaddwd): Likewise.
7897 (ashr<mode>3): Likewise.
7898 (lshr<mode>3): Likewise.
7899 (ashl<mode>3): Likewise.
7900 (sse2_ashlti3): Likewise.
7901 (sse2_lshrti3): Likewise.
7902 (*umaxv16qi3): Likewise.
7903 (*smaxv8hi3): Likewise.
7904 (*uminv16qi3): Likewise.
7905 (*sminv8hi3): Likewise.
7906 (sse2_eq<mode>3): Likewise.
7907 (sse2_gt<mode>3): Likewise.
7908 (*and<mode>3): Likewise.
7909 (sse2_nand<mode>3): Likewise.
7910 (*ior<mode>3): Likewise.
7911 (*xor<mode>3): Likewise.
7912 (sse2_packsswb): Likewise.
7913 (sse2_packssdw): Likewise.
7914 (sse2_packuswb): Likewise.
7915 (sse2_punpckhbw): Likewise.
7916 (sse2_punpcklbw): Likewise.
7917 (sse2_punpckhwd): Likewise.
7918 (sse2_punpcklwd): Likewise.
7919 (sse2_punpckhdq): Likewise.
7920 (sse2_punpckldq): Likewise.
7921 (sse2_punpckhqdq): Likewise.
7922 (sse2_punpcklqdq): Likewise.
7923 (*sse2_pinsrw): Likewise.
7924 (*sse2_pextrw): Likewise.
7925 (sse2_pshufd_1): Likewise.
7926 (sse2_uavgv16qi3): Likewise.
7927 (sse2_uavgv8hi3): Likewise.
7928 (sse2_psadbw): Likewise.
7929 (sse2_pmovmskb): Likewise.
7930 (*sse2_maskmovdqu): Likewise.
7931 (*sse2_maskmovdqu_rex64): Likewise.
7932 (sse4a_extrqi): Likewise.
7933 (sse4a_extrq): Likewise.
7934 (sse3_lddqu): Set prefix_rep.
7935 (sse3_addsubv4sf3): Likewise.
7936 (sse3_haddv4sf3): Likewise.
7937 (sse3_hsubv4sf3): Likewise.
7938 (sse_cvtss2si): Likewise.
7939 (sse_cvtss2si_2): Likewise.
7940 (sse_cvtss2siq): Likewise.
7941 (sse_cvtss2siq_2): Likewise.
7942 (sse_cvttss2si): Likewise.
7943 (sse_cvttss2siq): Likewise.
7944 (sse2_cvttps2dq): Likewise.
7945 (sse3_movshdup): Likewise.
7946 (sse3_movsldup): Likewise.
7947 (sse2_cvtsd2si): Likewise.
7948 (sse2_cvtsd2si_2): Likewise.
7949 (sse2_cvtsd2siq): Likewise.
7950 (sse2_cvtsd2siq_2): Likewise.
7951 (sse2_cvttsd2si): Likewise.
7952 (sse2_cvttsd2siq): Likewise.
7953 (*sse2_cvtpd2dq): Likewise.
7954 (*sse2_cvttpd2dq): Likewise.
7955 (sse2_pshuflw_1): Likewise.
7956 (sse2_pshufhw_1): Likewise.
7957 (sse4a_insertqi): Likewise.
7958 (sse4a_insertq): Likewise.
7959 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
7960 (ssse3_phadddv4si3): Likewise.
7961 (ssse3_phaddswv8hi3): Likewise.
7962 (ssse3_phsubwv8hi3): Likewise.
7963 (ssse3_phsubdv4si3): Likewise.
7964 (ssse3_phsubswv8hi3): Likewise.
7965 (ssse3_pmaddubswv8hi3): Likewise.
7966 (ssse3_pmulhrswv8hi3): Likewise.
7967 (ssse3_pshufbv16qi3): Likewise.
7968 (ssse3_psign<mode>3): Likewise.
7969 (ssse3_palignrti): Likewise.
7970 (abs<mode>2): Likewise.
7971 (ssse3_phaddwv4hi3): Set prefix_extra.
7972 (ssse3_phadddv2si3): Likewise.
7973 (ssse3_phaddswv4hi3): Likewise.
7974 (ssse3_phsubwv4hi3): Likewise.
7975 (ssse3_phsubdv2si3): Likewise.
7976 (ssse3_phsubswv4hi3): Likewise.
7977 (ssse3_pmaddubswv4hi3): Likewise.
7978 (ssse3_pmulhrswv4hi3): Likewise.
7979 (ssse3_pshufbv8qi3): Likewise.
7980 (ssse3_psign<mode>3): Likewise.
7981 (ssse3_palignrdi): Likewise.
7982 (abs<mode>2): Likewise.
7983 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
7984 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
7985 (sse2_pmovmskb): Set mode to SI instead of V2DF.
7987 2007-04-23 Nick Clifton <nickc@redhat.com>
7989 * params.def: Fix formatting of emacs local variables.
7991 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
7993 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
7994 move if inter-unit move isn't allowed.
7995 Don't split moving the first element of V2DI to DI to inter-unit
7996 move if inter-unit move isn't allowed.
7998 2007-04-23 Richard Guenther <rguenther@suse.de>
8000 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
8001 and CDI_POST_DOMINATORS separately.
8003 2007-04-23 Nick Clifton <nickc@redhat.com>
8005 * c.opt (Wformat-contains-nul): Add warning attribute.
8007 2007-04-23 Jan Hubicka <jh@suse.cz>
8009 * function.c (init_function_start): Don't init line number info.
8010 (expand_function_end): Update.
8011 (reset_block_changes, record_block_change, finalize_block_changes,
8012 check_block_change, free_block_changes): Kill.
8013 * function.h (reset_block_changes, record_block_change,
8014 finalize_block_changes, check_block_change, free_block_changes):
8016 (struct function): Remove ib_boundaries_block.
8017 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
8018 Use curr_insn_locator to initialize locator.
8019 (emit_line_note): Remove.
8020 * cfgexpand.c (expand_gimple_cond_expr): Update.
8021 (construct_exit_block): Likewise.
8022 (tree_expand_cfg): Initialize/finalize locators.
8023 * expr.c (expand_expr_real): Update.
8024 * cfglayout.c (line_locators_locs, line_locators_lines,
8025 file_locators_locs, file_locators_files): Remove.
8026 (set_block_levels): Move to cfgexpand.c.
8027 (insn_locators_initialize): Remove.
8028 (pass_insn_locators_initialize): Remove.
8029 (locations_locators_locs, locations_locators_vals): New static vars.
8030 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
8032 (insn_locators_alloc, insn_locators_finalize,
8033 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8035 (locator_location): New.
8036 (locator_line, locator_file): Rewrite.
8037 * rtl.h (emit_line_note): Kill.
8038 (insn_locators_alloc, insn_locators_finalize,
8039 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8041 * tree-inline.c (initialize_cfun): Do not initialize
8042 ib_boundaries_block.
8043 * passes.c (pass_insn_locators_initialize): Remove.
8045 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
8048 * expr.c (reduce_to_bit_field_precision): Handle
8051 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
8053 PR tree-optimization/24659
8054 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
8055 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
8056 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
8057 * genopinit.c (optabs): Rename vec_pack_mod_optab
8058 to vec_pack_trunc_optab.
8059 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
8060 early for scalar floating point operands for NOP_EXPR.
8061 (vectorizable_type_promotion): Ditto.
8062 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
8063 vec_pack_trunc_optab.
8064 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
8066 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
8067 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
8068 Rename from VEC_PACK_MOD_EXPR.
8069 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
8070 * expr.c (expand_expr_real_1): Ditto.
8071 * tree-inline.c (estimate_num_insns_1): Ditto.
8072 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
8074 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
8075 (vec_unpacks_lo_v4sf): Ditto.
8076 (vec_pack_trunc_v2df): Ditto.
8077 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
8078 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
8079 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
8081 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
8083 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
8085 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
8086 Rename from VEC_PACK_MOD_EXPR. This expression also represent
8087 packing of floating point operands.
8088 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
8089 represent unpacking of floating point operands.
8090 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
8091 [vec_unpacks_hi]: Ditto.
8092 [vec_unpacks_lo]: Ditto.
8094 2007-04-22 Jan Hubicka <jh@suse.cz>
8096 * final.c (rest_of_handle_final): Call
8097 targetm.asm_out.constructor/targetm.asm_out.destructor
8098 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
8099 proper priority via decl_*_priority_insert.
8100 * c-common.c (c_expand_body): Likewise.
8102 2007-04-22 Richard Guenther <rguenther@suse.de>
8104 PR tree-optimization/29789
8105 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
8106 (rewrite_reciprocal): New helper split out from
8107 determine_invariantness_stmt.
8108 (rewrite_bittest): Likewise.
8109 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
8110 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
8113 2007-04-22 Revital Eres <eres@il.ibm.com>
8115 * loop-unroll.c (var_to_expand): New field to support also
8116 insns of the form x = something + x.
8117 (analyze_insn_to_expand_var): Use it.
8118 (expand_var_during_unrolling): Likewise.
8120 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
8122 * predict.c: Include pointer-set.h.
8123 (bb_predictions): New variable.
8124 (tree_predicted_by_p, tree_predict_edge,
8125 remove_predictions_associated_with_edge): Use bb_predictions map
8126 instead of bb->predictions.
8127 (clear_bb_predictions, assert_is_empty): New functions.
8128 (combine_predictions_for_bb): Use bb_predictions map. Call
8129 clear_bb_predictions.
8130 (tree_estimate_probability): Create and free bb_predictions map.
8131 * Makefile.in (predict.o): Add pointer-set.h dependency.
8132 * basic-block.h (struct basic_block_def): Remove predictions
8134 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
8136 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
8139 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
8142 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8144 * timevar.c (timevar_print): Change reference of --disable-checking to
8145 --enable-checking=release. Also warn if assert checking is disabled.
8147 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8150 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
8151 decl as addressable if the compound literal was marked as
8153 Mark the decl as a gimple register if it is a complex or
8154 vector decl and does not live in memory.
8156 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8158 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
8159 (GENERIC_NEXT): New function macro.
8160 (PHI_CHAIN): Use phi_node's new chain variable.
8161 (tree_phi_node): Change tree_common to tree_base
8162 and add the chain field.
8163 * tree-phinodes.c (make_phi_node): Don't set
8164 TREE_TYPE on the new node.
8165 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
8166 instead of checking GIMPLE_TUPLE_P in chain_next.
8167 * tree-vect-transform.c
8168 (get_initial_def_for_induction): Look at
8169 PHI_RESULT_TREE for the type of the phi node.
8170 (update_vuses_to_preheader): Use PHI_CHAIN
8171 instead of TREE_CHAIN on the phi node.
8172 * tree-ssa-structalias.c (compute_points_to_sets):
8174 (ipa_pta_execute): Likewise.
8176 2007-04-21 Richard Guenther <rguenther@suse.de>
8179 * fold-const.c (fold_unary): Call fold_convert_const on the
8182 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
8184 * gcse.c (store_killed_in_insn): Handle PARALLELs.
8185 (store_killed_in_pat): New.
8187 2007-04-20 Richard Henderson <rth@redhat.com>
8190 * config/i386/i386.c (type_has_variadic_args_p): Look for any
8191 TREE_LIST with a void_type_node value, not void_list_node exactly.
8193 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
8195 * doc/standards.texi: Re-arrange into language-specific
8196 subsections. Add a C++ section, documenting which standards we
8199 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
8201 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
8202 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
8204 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
8206 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
8207 ecrti.o and crtbegin.o.
8208 (LIB_DEFAULT_SPEC): Include -lc.
8209 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
8211 2007-04-20 Richard Henderson <rth@redhat.com>
8214 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
8215 argument; update all callers.
8216 (get_unaligned_offset): New.
8217 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
8218 get_unaligned_address, just pass on the address directly.
8219 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
8220 the subreg in the helper patterns.
8221 (unaligned_extendqidi_le): Use get_unaligned_offset.
8222 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
8223 (unaligned_extendhidi_be): Likewise.
8224 (unaligned_extendhidi): Tidy.
8225 * config/alpha/alpha-protos.h: Update.
8227 2007-04-20 Richard Henderson <rth@redhat.com>
8229 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
8230 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
8231 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
8232 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8233 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8234 (CPP_SPEC): Don't include %(cpp_subtarget).
8235 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
8236 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8237 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
8239 2007-04-20 Jakub Jelinek <jakub@redhat.com>
8241 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
8242 for __builtin_ia32_cmpordss.
8244 PR tree-optimization/31632
8245 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
8246 and arg1 for optimizations of comparison against min/max values.
8247 Fold arg0 to arg1's type for optimizations of comparison against
8248 min+1 and max-1 values.
8250 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
8252 * reload.c (combine_reloads): When trying to use a dying register,
8253 check whether it's uninitialized and don't use if so.
8255 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
8257 * fold-const.c: Remove prototypes for native_encode_expr and
8258 native_interpret_expr.
8259 (native_encode_expr): Make non-static.
8260 (native_interpret_expr): Likewise.
8261 * tree.h: Add prototypes for the above.
8263 2007-04-19 Joseph Myers <joseph@codesourcery.com>
8265 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
8266 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
8267 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
8268 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
8269 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
8270 Add length attributes.
8272 2007-04-19 Janis Johnson <janis187@us.ibm.com>
8274 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
8277 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
8278 __STDC_WANT_DEC_FP__.
8280 2007-04-19 Joseph Myers <joseph@codesourcery.com>
8282 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
8283 for long double compatibility.
8284 * configure: Regenerate.
8286 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
8288 PR rtl-optimization/29841
8289 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
8291 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
8292 that may cause control flow transfer from being moved.
8294 2007-04-18 Jan Hubicka <jh@suse.cz>
8296 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
8299 2007-04-18 Eric Christopher <echristo@apple.com>
8301 * config/rs6000/darwin.md (load_macho_picbase): Use link register
8302 only. Update operands.
8303 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
8304 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
8305 link register to pic register.
8307 2007-04-18 Dirk Mueller <dmueller@suse.de>
8310 * tree-vrp.c (search_for_addr_array): New.
8311 (check_array_bounds): Suppress warning about
8312 address taken of array refs if its not de-referenced.
8314 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8316 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
8317 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
8319 * tree-vectorizer.h (NITERS_KNOWN_P): New.
8320 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
8321 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
8323 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
8325 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
8327 (vect_analyze_scalar_cycles): Fix indentation.
8328 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
8329 (vect_mark_relevant): Include phis in relevance analysis.
8331 * tree-vect-transform.c (vect_transform_loop): Add an assert.
8333 2007-04-18 Anatoly Sokolov <aesok@post.ru>
8335 * config/avr/avr.c (ptrreg_to_str): Replace error() with
8336 output_operand_lossage().
8338 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8340 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
8341 the unused code for reduction without adjust-in-epilog to simplify the
8344 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
8346 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
8347 (S390_TDC_NEGATIVE_ZERO): New constant.
8348 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
8349 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
8350 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
8351 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
8352 (S390_TDC_POSITIVE_INFINITY): New constant.
8353 (S390_TDC_NEGATIVE_INFINITY): New constant.
8354 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
8355 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
8356 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
8357 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
8358 (S390_TDC_INFINITY): New constant.
8359 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
8360 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
8361 optimization for UNSPEC_CCZ_TO_INT.
8362 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
8363 ("*ccz_to_int"): New insn.
8364 ("isinf<mode>2"): New insn.
8365 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
8366 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
8367 (UNSPEC_CCZ_TO_INT): New constant.
8369 2007-04-18 Richard Guenther <rguenther@suse.de>
8371 PR tree-optimization/19431
8372 PR tree-optimization/21463
8373 * tree-pass.h (pass_phiprop): Declare.
8374 * passes.c (init_optimization_passes): New phiprop pass.
8375 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
8376 (phivn_valid_p): New helper function.
8377 (phiprop_insert_phi): Likewise.
8378 (propagate_with_phi): Likewise.
8379 (tree_ssa_phiprop): New propagator propagating loads
8380 through phi nodes if profitable.
8382 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8384 * tree-vect-analyze.c (process_use): New function.
8385 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
8386 Check phis in all bbs.
8387 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
8390 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
8392 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
8395 2007-04-17 Anatoly Sokolov <aesok@post.ru>
8398 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
8401 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
8403 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
8405 (sse_vmmulv4sf3): Likewise.
8406 (sse2_vmaddv2df3): Likewise.
8407 (sse2_vmmulv2df3): Likewise.
8409 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
8411 PR rtl-optimization/31360
8412 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
8413 (target_reg_cost): New.
8414 (init_set_costs): Initialize target_reg_cost. Add comments
8415 regarding the rationale of the costs.
8416 (global_cost_for_size): Renamed to...
8417 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
8418 of register pressure.
8419 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
8420 estimate_reg_pressure_cost. Add number of ivs.
8421 (determine_set_costs): Dump target_reg_cost.
8422 * loop-invariant.c (gain_for_invariant): Use
8423 estimate_reg_pressure_cost. Removed n_inv_uses argument.
8424 (best_gain_for_invariant, find_invariants_to_move): Remove
8426 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
8427 (target_reg_cost): Declare.
8428 (global_cost_for_size): Declaration removed.
8429 (estimate_reg_pressure_cost): Declare.
8431 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
8433 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
8434 regnos into even/odd register pairs.
8435 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
8436 TDmode similar to the other floating point modes.
8437 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
8438 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
8440 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
8441 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
8442 (movdd_hardfloat64): Use TARGET_MFPGPR.
8444 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
8446 * reload1.c (delete_output_reload): Don't count output in n_inherited.
8449 2005-01-05 Richard Henderson <rth@redhat.com>
8451 * reload1.c (do_input_reload): Restrict the optimization deleteing
8452 a previous output reload to RELOAD_FOR_INPUT.
8454 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
8456 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
8457 induc_vec_info_type.
8458 (vectorizable_induction): New function declaration.
8459 * tree-vect-transform.c (get_initial_def_for_induction): No need to
8460 check if already vectorized. Find first place in BB where new stmts
8461 can be inserted. Takes only one argument.
8462 (vectorizable_induction): New function.
8463 (vect_transform_stmt): Add case for induc_vec_info_type to call
8464 vectorizable_induction.
8465 (vect_transform_loop): Consider phis for vectorization.
8466 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
8468 (analyze_operations): Call vectorizable_induction when analyzing phis.
8470 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
8471 (vect_mark_relevant): Include phis in relevance analysis.
8472 (vect_mark_stmts_to_be_vectorize): Likewise.
8473 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
8475 2007-04-16 Lawrence Crowl <crowl@google.com>
8477 * doc/invoke.texi (Debugging Options): Add documentation for the
8478 -femit-struct-debug options -femit-struct-debug-baseonly,
8479 -femit-struct-debug-reduced, and
8480 -femit-struct-debug-detailed[=...].
8482 * c-opts.c (c_common_handle_option): Add
8483 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
8484 and OPT_femit_struct_debug_detailed_.
8485 * c.opt: Add specifications for
8486 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
8487 and -femit-struct-debug-detailed[=...].
8488 * opts.c (set_struct_debug_option): Parse the
8489 -femit-struct-debug-... options.
8490 * opts.c (matches_main_base, main_input_basename,
8491 main_input_baselength, base_of_path, matches_main_base): Add
8492 variables and functions to compare header base name to compilation
8494 * opts.c (should_emit_struct_debug): Add to determine to emit a
8495 structure based on the option.
8496 (dump_struct_debug) Also disabled function to debug this
8498 * opts.c (handle_options): Save the base name of the
8501 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
8502 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
8503 This hook indicates if a type is generic. Set it by default
8505 * langhooks.h (struct lang_hooks_for_types): Add a new hook
8506 to determine if a struct type is generic or not.
8507 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
8508 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
8509 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
8512 * flags.h (enum debug_info_usage): Add an enumeration to describe
8513 a program's use of a structure type.
8514 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
8515 to indicate the program's usage of the type. Filter structs based
8516 on the -femit-struct-debug-... specification.
8517 (gen_type_die): Split into two routines, gen_type_die and
8518 gen_type_die_with_usage. gen_type_die is now a wrapper
8519 that assumes direct usage.
8520 (gen_type_die_with_usage): Replace calls to gen_type_die
8521 with gen_type_die_with_usage adding the program usage of
8522 the referenced type.
8523 (dwarf2out_imported_module_or_decl): Suppress struct debug
8524 information using should_emit_struct_debug when appropriate.
8526 2007-04-16 Ian Lance Taylor <iant@google.com>
8528 PR tree-optimization/31522
8529 * tree-vrp.c (vr_phi_edge_counts): New static variable.
8530 (vrp_initialize): Allocate vr_phi_edge_counts.
8531 (vrp_visit_phi_node): Don't push to infinity if we saw a new
8532 executable edge. Drop test for all constants.
8533 (vrp_finalize): Free vrp_phi_edge_counts.
8535 * doc/cpp.texi (Common Predefined Macros): Clarify description of
8536 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
8538 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
8539 predecessors at head rather than tail.
8541 2007-04-16 Matthias Klose <doko@debian.org>
8543 * config/alpha/linux.h (CPP_SPEC): Define.
8544 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
8546 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
8548 * function.h: Remove sequence_stack extern declaration.
8550 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
8552 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
8554 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
8557 2007-04-16 Anatoly Sokolov <aesok@post.ru>
8559 * config/avr/avr.c (avr_arch_types): Rearranging array.
8560 (enum avr_arch): Add.
8561 (avr_mcu_types): Use avr_arch enumeration constants instead of
8563 * config/avr/avr.h (LINK_SPEC): Simplify.
8565 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
8567 * config/m68k/m68k.c (m68k_libcall_value,
8568 m68k_function_value): Use macros for register names more.
8570 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
8572 (M68K_REGNAME): Use A6_REG.
8573 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
8575 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8578 * sched-int.h (struct deps): Split field 'pending_lists_length' into
8579 'pending_read_list_length' and 'pending_write_list_length'. Update
8581 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
8582 to handle two length counters instead of one. Update all uses.
8583 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
8584 two length counters instead of one.
8585 * sched-rgn.c (propagate_deps): Update to handle two length counters
8588 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
8591 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
8592 copy of source, pass it to ix86_expand_vector_set and return
8595 2007-04-16 David Ung <davidu@mips.com>
8596 Joseph Myers <joseph@codesourcery.com>
8598 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
8599 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
8600 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
8601 Add 74K processor information.
8602 * config/mips/mips.md: Include 74k.md.
8603 (cpu): Add 74kc,74kf,74kx.
8604 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
8605 * config/mips/74k.md: New.
8606 * doc/invoke.texi (MIPS Options): Document 74K support.
8608 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
8610 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
8611 vectorizable_* functions.
8612 * tree-vect-transform.c (vectorizable_call): Add check for
8613 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
8614 (vectorizable_store): likewise.
8615 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
8617 (vectorizable_operation, vectorizable_type_demotion): Likewise.
8618 (vectorizable_type_promotion, vectorizable_load): Likewise.
8619 (vectorizable_live_operation, vectorizable_condition): Likewise.
8620 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
8622 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
8624 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8626 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
8627 register numbers more.
8628 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
8629 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
8630 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
8631 FUNCTION_VALUE_REGNO_P): Likewise.
8632 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
8633 STATIC_CHAIN_REGNUM): Likewise.
8634 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
8635 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
8636 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
8637 * config/m68k/m68k.md (FP_REG): New.
8639 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8641 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
8644 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8646 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
8647 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
8650 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8652 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
8655 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
8658 * c-decl.c (finish_decl): Grab the type of the decl after the call
8659 to store_init_value.
8661 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
8663 * common.opt (fforward-propagate): Fix "Optimization" annotation.
8665 2007-04-14 Jakub Jelinek <jakub@redhat.com>
8668 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
8669 dominators, post dominators and cleanup cfg before returning.
8671 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
8673 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
8674 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
8676 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
8678 * config.gcc: Recognize fido.
8679 * config/m68k/m68k-devices.def (fidoa): New.
8680 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
8682 (FL_FIDOA, TARGET_FIDOA): New.
8683 * config/m68k/m68k.opt (mfidoa): New.
8685 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8688 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
8689 when a personality function is used.
8691 2007-04-13 Bob Wilson <bob.wilson@acm.org>
8693 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
8695 2007-04-13 Mike Stump <mrs@apple.com>
8697 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
8699 * config/darwin.opt (fapple-kext): Make C++ only.
8700 * config/darwin.c (darwin_override_options): Remove code to ensure
8701 -fapple-kext is given for C++ only.
8703 2007-04-13 Richard Sandiford <richard@codesourcery.com>
8705 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
8706 * config/mips/mips.c (override_options): Call
8707 SUBTARGET_OVERRIDE_OPTIONS, if defined.
8709 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
8711 * config/i386/i386.opt (msvr3-shlib): Removed.
8713 * doc/invoke.texi: Remove -msvr3-shlib.
8715 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
8717 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
8718 with "popcnt" instruction.
8720 2007-04-13 Richard Guenther <rguenther@suse.de>
8722 PR tree-optimization/21258
8723 * tree-vrp.c (compare_case_labels): New helper.
8724 (find_switch_asserts): New function.
8725 (find_assert_locations): Call it for SWITCH_EXPRs.
8727 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
8729 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
8730 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
8731 check is now implied in X87_FLOAT_MODE_P.
8732 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
8733 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
8734 (fix_trunc<mode>_i386_fisttp): Ditto.
8735 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
8736 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
8737 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
8738 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
8739 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
8740 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
8741 (unnamed_splitters): Ditto.
8742 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
8743 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
8744 FIRST_SSE_REG for local functions when SSE math is enabled or
8745 for functions with sseregparm attribute.
8746 (standard_80387_constant_p): Return -1 if mode is not
8748 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
8749 (ix86_expand_compare): Ditto.
8750 (ix86_expand_carry_flag_compare): Ditto.
8751 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
8752 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
8753 DECIMAL_FLOAT_MODE_P.
8754 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
8755 of SCALAR_FLOAT_MODE_P.
8756 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
8757 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
8758 checks before FLOAT_MODE_P.
8759 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
8760 before FLOAT_MODE_P.
8765 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
8767 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
8768 Charles Wilson <libtool@cwilson.fastmail.fm>
8770 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
8771 (libgcc.mvars): Don't depend on them.
8772 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
8773 * exec-tool.in: New.
8775 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
8777 * doc/invoke.text (--help): Document --help=common.
8779 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
8781 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
8783 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8785 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
8786 * genemit.c (main): Emit #include "integrate.h".
8787 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
8788 (LOADGP_RTP): New mips_loadgp_style.
8789 * config/mips/mips.h: Include config/vxworks-dummy.h.
8790 (TARGET_RTP_PIC): New macro.
8791 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
8792 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
8793 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
8795 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
8796 -mvxworks-pic when using -mrtp and a PIC option.
8797 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
8799 (mips_symbolic_constant_p, mips_symbolic_address_p)
8800 (mips_symbol_insns): Handle SYMBOL_HALF.
8801 (override_options): Warn about -G and -mrtp being used together.
8802 Initialize mips_lo_relocs[SYMBOL_HALF].
8803 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
8804 (mips_emit_loadgp): Handle LOADGP_RTP.
8805 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
8806 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
8807 (tablejump): Handle function-relative case table entries if
8809 * config/mips/predicates.md (symbol_ref_operand): New predicate.
8811 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8813 * config/mips/mips.md (load_call<mode>): Allow any general register.
8815 (sibcall_value_internal, sibcall_value_multiple_internal)
8816 (call_value_internal, call_value_split, call_value_multiple_internal)
8817 (call_value_multiple_split): Remove constraints from operand 0.
8819 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8821 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
8822 rather than loadgp_noshared.
8823 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
8824 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
8826 * config/mips/mips.md (loadgp): Rename to...
8827 (loadgp_newabi): ...this.
8828 (loadgp_noshared): Rename to...
8829 (loadgp_absolute): ...this.
8831 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8833 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
8834 false for locally-binding symbols.
8835 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
8837 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8839 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
8840 (SYMBOL_GOT_PAGE_OFST): ...this.
8841 (SYMBOL_GOT_GLOBAL): Rename to...
8842 (SYMBOL_GOT_DISP): ...this.
8843 (SYMBOL_GOTOFF_GLOBAL): Rename to...
8844 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
8845 * config/mips/mips.c (mips_global_symbol_p): New function.
8846 (mips_symbol_binds_local_p): Likewise.
8847 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
8848 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
8849 mips_global_symbol_p and mips_symbol_binds_local_p.
8850 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
8851 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
8852 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
8854 (mips_ok_for_lazy_binding_p): New function.
8855 (mips_load_call_address, mips_expand_call): Use it.
8856 (mips_dangerous_for_la25_p): Likewise.
8857 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
8858 (*got_disp<mode>): Use got_disp_operand instead of
8859 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
8860 SYMBOL_GOTOFF_GLOBAL.
8861 (*got_page<mode>): Use got_page_ofst_operand instead of
8863 * config/mips/predicates.md (const_call_insn_operand): Use
8864 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
8865 (global_got_operand): Rename to...
8866 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
8868 (local_got_operand): Rename to...
8869 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
8870 of SYMBOL_GOT_LOCAL.
8872 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8874 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
8875 TARGET_CALL_CLOBBERED_GP.
8876 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8877 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
8878 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
8879 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
8880 of TARGET_ABICALLS && !TARGET_NEWABI.
8881 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8882 * config/mips/mips.c (mips_load_call_address): Check
8883 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
8884 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8885 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
8886 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
8887 TARGET_ABICALLS && TARGET_NEWABI.
8888 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
8890 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
8891 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
8892 TARGET_ABICALLS && TARGET_NEWABI.
8893 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
8894 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
8895 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
8896 whether indirect calls must use $25.
8897 (mips_extra_live_on_entry): Check TARGET_GOT instead of
8899 * config/mips/mips.md (jal_macro): Check flag_pic and
8900 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
8901 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
8902 instead of TARGET_ABICALLS.
8903 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
8904 TARGET_ABICALLS && TARGET_OLDABI.
8905 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8906 (sibcall): In the comment above the define_insn, mention
8907 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
8908 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
8909 instead of TARGET_ABICALLS.
8911 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
8913 * doc/md.texi (Blackfin family constraints): Document PA and PB.
8914 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
8915 (MACFLAGS_MATCH_P): New macro.
8916 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
8917 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
8918 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
8919 the other MACFLAG constants.
8920 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
8921 (flag_machi): Tighten constraints. Renumber some of the operands.
8922 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
8924 (flag_machi_parts_acconly): New pattern.
8925 (flag_macinithi): Tighten constraints. Allow any accumulator to be
8927 (flag_macinit1hi): Tighten constraints.
8928 (flag_mul_macv2hi_parts_acconly): New pattern.
8930 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
8931 Use a more efficient implementation.
8932 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
8933 inline sequences when not optimizing for size.
8935 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
8936 movhi_high2low): Delete, merge functionality into...
8937 (packv2hi): ... this pattern.
8939 2007-02-11 Jie Zhang <jie.zhang@analog.com>
8940 * config/bfin/bfin.opt (msim): New option.
8941 (mcpu=): New option.
8942 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
8943 (bfin_cpu_t): Typedef of enum bfin_cpu.
8944 (bfin_cpu_type): New declaration.
8945 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
8946 -msim and -mcpu= options.
8947 (LIB_SPEC): Likewise.
8948 * config/bfin/bfin.c (bfin_cpu_type): Define.
8949 (bfin_handle_option): Handle -mcpu= option.
8950 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
8951 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
8952 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
8954 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8956 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
8957 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
8958 (powerpc-wrs-vxworksae): Use ${tm_file}.
8959 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
8960 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
8961 * config/i386/vx-common.h: New file.
8963 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8965 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
8968 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
8970 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
8973 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
8977 * c-common.c (c_build_qualified_type): Set canonical type
8980 2007-04-12 Richard Guenther <rguenther@suse.de>
8982 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
8983 lower bound and element size if lower bound is not zero
8984 or either of the ARRAY_REF operands is set.
8986 2007-04-12 Richard Guenther <rguenther@suse.de>
8988 PR tree-optimization/24689
8989 PR tree-optimization/31307
8990 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
8992 * gimplify.c (canonicalize_addr_expr): To be consistent with
8993 gimplify_compound_lval only set operands two and three of
8994 ARRAY_REFs if they are not gimple_min_invariant. This makes
8995 it never at this place.
8996 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
8998 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9000 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
9001 null before emitting a .nsubspa directive.
9003 2007-04-11 Diego Novillo <dnovillo@redhat.com>
9005 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
9006 need_to_partition_p if there are no memory statements in the
9009 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
9011 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
9012 (gcd_of_steps_may_divide_p): New function.
9013 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
9015 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
9017 * reload.c (find_reloads_toplev, find_reloads_address,
9018 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
9019 not a pointer equality test, to decide if we need to call
9020 push_reg_equiv_alt_mem.
9022 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
9024 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
9025 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
9027 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
9029 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
9031 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
9032 vector to be positive.
9034 2007-04-11 Diego Novillo <dnovillo@redhat.com>
9038 * doc/invoke.texi: Document --params max-aliased-vops and
9040 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
9041 debug_memory_partitions): Move to tree-flow.h
9042 * params.h (AVG_ALIASED_VOPS): Define.
9043 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
9045 (mp_info_t): Likewise.
9046 (get_mem_sym_stats_for): New.
9047 (set_memory_partition): Move from tree-flow-inline.h.
9048 (mark_non_addressable): Only clear the set of symbols for the
9049 partition if it exists.
9050 (dump_memory_partitions): Move from tree-ssa-operands.c
9051 (debug_memory_partitions): Likewise.
9052 (need_to_partition_p): New.
9053 (dump_mem_ref_stats): New.
9054 (debug_mem_ref_stats): New.
9055 (dump_mem_sym_stats): New.
9056 (debug_mem_sym_stats): New.
9057 (update_mem_sym_stats_from_stmt): New.
9058 (compare_mp_info_entries): New.
9059 (mp_info_cmp): Call it.
9060 (sort_mp_info): Change argument to a list of mem_sym_stats_t
9062 (get_mpt_for): Move from tree-ssa-operands.c.
9063 (find_partition_for): New.
9064 (create_partition_for): Remove.
9065 (estimate_vop_reduction): New.
9066 (update_reference_counts): New.
9067 (build_mp_info): New.
9068 (compute_memory_partitions): Refactor.
9069 Document new heuristic.
9070 Call build_mp_info, update_reference_counts,
9071 find_partition_for and estimate_vop_reduction.
9072 (compute_may_aliases): Populate virtual operands before
9073 calling debugging dumps.
9074 (delete_mem_sym_stats): New.
9075 (delete_mem_ref_stats): New.
9076 (init_mem_ref_stats): New.
9077 (init_alias_info): Call it.
9078 (maybe_create_global_var): Remove alias_info argument.
9079 Get number of call sites and number of pure/const call sites
9080 from gimple_mem_ref_stats().
9081 (dump_alias_info): Call dump_memory_partitions first.
9082 (dump_points_to_info_for): Show how many times a pointer has
9084 * opts.c (decode_options): For -O2 set --param
9085 max-aliased-vops to 500.
9086 For -O3 set --param max-aliased-vops to 1000 and --param
9087 avg-aliased-vops to 3.
9088 * fortran/options.c (gfc_init_options): Remove assignment to
9090 * tree-flow-inline.h (gimple_mem_ref_stats): New.
9091 * tree-dfa.c (dump_variable): Dump memory reference
9093 Dump NO_ALIAS* settings.
9094 (referenced_var_lookup): Tidy.
9095 (mem_sym_stats): New.
9096 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
9097 and ORIG are different SSA names for a memory partition.
9098 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
9099 * tree-flow.h (struct mem_sym_stats_d): Define.
9100 (mem_sym_stats_t): Define.
9101 (struct mem_ref_stats_d): Define.
9102 (struct gimple_df): Add field mem_ref_stats.
9103 (enum noalias_state): Define.
9104 (struct var_ann_d): Add bitfield noalias_state.
9105 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
9106 debug_mem_ref_stats, debug_memory_partitions,
9107 debug_mem_sym_stats): Declare.
9108 * tree-ssa-structalias.c (update_alias_info): Update call
9109 sites, pure/const call sites and asm sites in structure
9110 returned by gimple_mem_ref_stats.
9111 Remove local variable IS_POTENTIAL_DEREF.
9112 Increase NUM_DEREFS if the memory expression is a potential
9114 Call update_mem_sym_stats_from_stmt.
9115 If the memory references memory, call
9116 update_mem_sym_stats_from_stmt for all the direct memory
9117 symbol references found.
9118 (intra_create_variable_infos): Set noalias_state field for
9119 pointer arguments according to the value of
9120 flag_argument_noalias.
9121 * tree-ssa-structalias.h (struct alias_info): Remove fields
9122 num_calls_found and num_pure_const_calls_found.
9123 (update_mem_sym_stats_from_stmt): Declare.
9124 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
9125 Set default value to 100.
9126 (PARAM_AVG_ALIASED_VOPS): Define.
9128 2007-04-11 Richard Guenther <rguenther@suse.de>
9131 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
9132 a * -b + c as c - a * b if we honor sign dependent rounding.
9134 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
9136 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
9138 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
9139 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
9141 (initialize_trampoline): Don't use old-style function definition.
9142 (bfin_secondary_reload): Mark IN_P argument as unused.
9144 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
9146 PR tree-optimization/31343
9147 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
9148 (build_polynomial_chrec): Return a scalar when the evolution is zero.
9149 * testsuite/gcc.dg/vect/pr31343.c: New.
9151 2007-04-10 Eric Christopher <echristo@apple.com>
9153 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
9154 * config/i386/i386.md (*cmpfp0): Use.
9155 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
9156 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
9157 (fix_trunc<mode>_i386_fisttp): Ditto.
9158 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
9159 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
9160 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
9161 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
9162 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
9163 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
9164 (unnamed_splitters): Ditto.
9165 * config/i386/i386.c (output_fix_trunc): Assert that
9166 we're not being passed a TFmode operand.
9168 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
9170 PR tree-optimization/31526
9171 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
9172 n_basic_blocks to find newly added blocks.
9174 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
9176 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
9178 (fix_trunc<mode>si_sse): Ditto.
9179 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
9180 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
9181 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
9182 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
9183 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
9184 expander using SSEMODEF mode macro.
9185 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
9186 expander using SSEMODEF mode macro.
9187 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
9188 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
9189 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
9190 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
9191 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
9192 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
9193 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
9194 Macroize insn using X87MODEF mode macro.
9196 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
9198 * config/i386/sse.md (sse2_pinsrw): Removed.
9199 (sse2_pextrw): Renamed to ...
9200 (*sse2_pextrw): This.
9202 2007-04-09 Jan Hubicka <jh@suse.cz>
9205 * config/i386/sse.md
9206 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
9207 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
9208 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
9209 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
9211 2007-04-09 Jan Hubicka <jh@suse.cz>
9213 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
9214 multiple fields of union.
9216 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
9218 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
9219 (create_preheaders): Check that loops are available.
9220 (fix_loop_structure): Clean up, improve comments.
9221 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
9222 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
9224 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
9225 * predict.c (tree_estimate_probability): Do not call
9226 calculate_dominance_info. Call create_preheaders.
9227 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
9228 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
9230 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
9231 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
9232 * tree-cfg.c (tree_split_edge): Make an assert more precise.
9233 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
9236 2007-04-08 Jan Hubicka <jh@suse.cz>
9238 * tree.h (maybe_fold_offset_to_component_ref): Declare.
9239 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
9240 * fold-const.c (fold_unary): Use it.
9242 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
9244 * varasm.c (assemble_variable): Remove call to
9245 lang_hooks.decls.prepare_assemble_variable.
9246 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
9247 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
9248 * langhooks.h (lang_hooks_for_decls): Remove
9249 prepare_assemble_variable.
9251 2007-04-08 Mike Stump <mrs@apple.com>
9253 * config/i386/i386.c: Use inc/dec on Core2.
9255 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
9257 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
9258 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
9259 lhd_tree_inlining_end_inlining): Remove.
9260 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
9261 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
9263 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
9264 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
9265 lhd_tree_inlining_end_inlining): Remove prototypes.
9266 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
9267 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
9268 LANG_HOOKS_TREE_INLINING_START_INLINING,
9269 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
9271 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
9274 2007-04-08 Anatoly Sokolov <aesok@post.ru>
9277 * config/avr/predicates.md (io_address_operand): Delete predicate.
9278 (low_io_address_operand): Don't use 'mode' argument.
9279 (higth_io_address_operand): Rename ...
9280 (high_io_address_operand): ... to this. Don't use 'mode' argument.
9281 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
9284 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
9286 Revert change removing staticp.
9288 2007-04-07 Anatoly Sokolov <aesok@post.ru>
9291 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
9294 2007-04-07 Bruce Korb <bkorb@gnu.org>
9296 * c.opt: Add -Wformat-contains-nul.
9297 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
9299 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
9300 the NUL byte warning.
9302 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
9304 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
9306 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
9308 * tree.c (staticp): No longer use staticp langhook.
9309 * langhooks.c (lhd_staticp): Removed.
9310 * langhooks.h (struct lang_hooks): Remove staticp.
9311 * c-common.c (c_staticp): Remove.
9312 * c-common.h (c_staticp): Ditto.
9313 * langhooks-defs.h (lhd_staticp): Ditto.
9314 (LHD_HOOKS_STATICP): Ditto
9315 * tree.h (gcc_assert_lowered): New macro.
9317 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
9319 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
9320 argument "reliable".
9321 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
9322 Add argument "reliable". Propagate it through calls.
9323 (infer_loop_bounds_from_undefined): Derive number of iterations
9324 estimates from references in blocks that do not dominate loop latch.
9325 (gcov_type_to_double_int): New function.
9326 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
9327 and expected_loop_iterations_unbounded.
9328 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
9329 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
9330 * tree-data-ref.c (estimated_loop_iterations): Export.
9331 (get_references_in_stmt): Fix -- do not return addresses of local
9333 * cfgloop.h (expected_loop_iterations_unbounded,
9334 estimated_loop_iterations): Declare.
9336 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
9338 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
9340 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
9342 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
9343 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
9344 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
9345 Use output_387_reg_move().
9346 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
9347 expander using X87MODEF12 mode macro.
9348 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
9349 choosing register preferences. Use output_387_reg_move().
9350 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
9351 instead of "x". Use output_387_reg_move().
9352 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
9353 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
9354 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
9355 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
9356 Use output_387_reg_move().
9357 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
9359 (*truncxf?f_i387 splitter): Ditto.
9361 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
9363 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
9364 LANG_HOOKS_SAFE_FROM_P.
9365 * expr.c (safe_from_p): Remove langhook call.
9366 * langhooks.h (lang_hooks): Remove safe_from_p.
9367 (lhd_safe_from_p): Remove prototype.
9368 * langhooks.c (lhd_safe_from_p): Remove.
9370 2007-04-06 Jan Hubicka <jh@suse.cz>
9372 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
9375 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
9377 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
9378 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
9379 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
9380 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
9382 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
9383 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
9385 2007-04-05 Richard Henderson <rth@redhat.com>
9387 * config/alpha/alpha.c (print_operand) [+]: Remove.
9388 (alpha_end_function): Print nop if call at end of function.
9389 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
9390 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
9391 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
9392 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
9393 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
9394 the call pattern. Update peepholes to match.
9396 2007-04-05 Janis Johnson <janis187@us.ibm.com>
9398 * doc/extend.texi (Other Builtins): Add decimal float variants
9400 * builtins.def: Ditto.
9401 * builtins.c (expand_builtin): Ditto.
9403 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
9404 H.J. Lu <hongjiu.lu@intel.com>
9407 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
9408 of V8HImode when calling ix86_binary_operator_ok.
9409 (sse2_pmaddwd): Call ix86_binary_operator_ok.
9410 (sdot_prodv8hi): Operands 1 and 2 must be register.
9412 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
9414 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
9415 initialize align to silence bogus warning.
9417 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
9420 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
9422 (struct sra_walk_fns): Remove use_all parameter from use.
9423 (sra_hash_tree): Handle BIT_FIELD_REFs.
9424 (sra_elt_hash): Don't hash bitfld blocks.
9425 (sra_elt_eq): Skip them in parent compares as well. Handle
9427 (sra_walk_expr): Don't maintain or pass down use_all_p.
9428 (scan_use): Remove use_all parameter.
9429 (scalarize_use): Likewise. Re-expand assignment to
9430 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
9431 output, and re-scalarize after output. Don't mark anything
9433 (scalarize_ldst): Adjust.
9434 (scalarize_walk_gimple_modify_statement): Likewise.
9435 (build_element_name_1): Handle BIT_FIELD_REFs.
9436 (instantiate_element): Don't warn for any element whose parent
9438 (instantiate_missing_elements_1): Return the sra_elt.
9439 (canon_type_for_field): New.
9440 (try_instantiate_multiple_fields): New.
9441 (instantiate_missing_elemnts): Use them.
9442 (mark_no_warning): Removed.
9443 (generate_one_element_ref): Handle BIT_FIELD_REFs.
9444 (REPLDUP, sra_build_elt_assignment): New.
9445 (generate_copy_inout): Use them.
9446 (generate_element_copy): Likewise. Handle bitfld differences.
9447 (generate_element_zero): Don't recurse for blocks. Use
9448 sra_build_elt_assignment.
9449 (generate_one_element_int): Take elt instead of var. Use
9450 sra_build_elt_assignment.
9451 (generate_element_init_1): Adjust.
9452 (scalarize_use, scalarize_copy): Use REPLDUP.
9453 (scalarize_ldst): Move assert before dereference.
9454 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
9456 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
9458 * regmove.c: Fix unused variable warnings due to previous commit.
9460 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
9462 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
9463 (regmove_bb_head): Remove.
9464 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
9465 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
9466 problems with fixup_match_1.
9467 Don't initialize/free regmove_bb_head.
9469 (reg_is_remote_constant_p): If an insn is in the same basic block
9470 but not before INSN, consider it remote, too.
9472 2007-04-05 Anatoly Sokolov <aesok@post.ru>
9475 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
9476 DECL_ASSEMBLER_NAME, not the DECL_NAME.
9478 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
9480 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
9481 (CONDITIONAL_REGISTER_USAGE): Likewise.
9483 2007-04-04 Richard Henderson <rth@redhat.com>
9485 * config/alpha/lib1funcs.asm: Remove unused file.
9487 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9490 * opts.c (print_specific_help): Fix --help=<language>
9492 (common_handle_option): Support --help=common.
9494 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9497 * gcc.c (main): Do not run the linker if
9498 print_subprocess_help indicates that it shouldn't be
9501 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9504 * doc/invoke.texi (--help=): Document <languages> value, fix
9505 formatting in tables of values.
9507 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
9509 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
9510 dllimport attribute of virtual methods.
9512 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
9514 * config/score/crti.asm: Change _bss_start to __bss_start.
9515 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
9516 (OUTGOING_REG_PARM_STACK_SPACE) update.
9517 * config/score/score.opt: add options to make backend support
9518 score5, score5u, score7 and score7d.
9519 * config/score/score.md: Likewise.
9520 * config/score/misc.md: Likewise.
9521 * config/score/mac.md: Likewise.
9522 * doc/invoke.texi: Likewise.
9523 * doc/md.texi: update constraints define.
9525 2007-04-03 Richard Henderson <rth@redhat.com>
9527 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
9528 an appropriate type, use the mode instead.
9530 2007-04-03 Richard Sandiford <richard@codesourcery.com>
9532 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
9533 Set the default --with-arch setting to mips2.
9534 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
9535 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
9536 (MULTILIB_OSDIRNAMES): Delete.
9537 (MULTILIB_DIRNAMES): Define.
9538 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
9539 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
9540 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
9541 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
9542 VXWORKS_OS_CPP_BUILTINS.
9543 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
9544 (MIPS_DEBUGGING_INFO): Undefine.
9545 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
9547 2007-04-03 Jakub Jelinek <jakub@redhat.com>
9550 * fold-const.c (native_encode_real): Encode real.c provided longs
9551 as a series of 32-bit native integers.
9552 (native_interpret_real): Interpret buffer as a series of 32-bit
9555 2007-04-03 Richard Guenther <rguenther@suse.de>
9557 * genpreds.c (write_insn_constraint_len): Write function
9558 optimized for CONSTRAINT_LEN implementation.
9559 (write_tm_preds_h): Output insn_constraint_len inline and
9560 use it for CONSTRAINT_LEN.
9561 (write_insn_preds_c): Don't output insn_constraint_len.
9562 * doc/md.texi (define_register_constraint): Document multi-letter
9563 constraints shall have the same length if they start with the same
9566 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
9569 * config/i386/i386.md (isinf<mode>2): Expand only when
9570 TARGET_C99_FUNCTIONS is set.
9572 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
9574 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
9575 (x86_64-*-linux*): Ditto.
9576 * config/i386/i386.opt (mpc): New option.
9577 * config/i386/i386.c (overrride_options): Handle
9578 ix87_precision_string.
9579 * config/i386/crtprec.c: New file.
9580 * config/i386/t-crtpc: Ditto.
9581 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
9583 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
9584 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
9585 crtprec32.o, crtprec64.o and crtprec80.o.
9587 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
9589 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
9591 2007-04-02 Eric Christopher <echristo@apple.com>
9593 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
9594 limitations on darwin.
9596 2007-04-02 Anatoly Sokolov <aesok@post.ru>
9599 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
9601 2007-04-02 Dave Korn <dave.korn@artimi.com>
9603 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
9605 2007-04-02 Dave Korn <dave.korn@artimi.com>
9607 * libgcc2.h (exception_descriptor): Don't forward-declare.
9608 (__get_eh_table_language, __get_eh_table_version): Delete
9609 prototypes of long-dead functions.
9611 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
9613 * ebitmap.h: New file
9614 * ebitmap.c: New file
9615 * Makefile.in (ebitmap.o): New target.
9617 2007-04-01 Jan Hubicka <jh@suse.cz>
9619 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
9620 before very first instruction.
9622 2007-04-01 Jan Hubicka <jh@suse.cz>
9624 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
9625 waring on 64bit hosts.
9626 * bitmap.h: Fix typo in bitmap_head_def.
9628 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
9630 PR rtl-optimization/31391
9631 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
9632 into a DELETED_LABEL note, and the label is in an empty basic
9633 block, update BB_END as well as BB_HEAD.
9635 2007-04-01 Richard Henderson <rth@redhat.com>
9637 PR tree-optimization/31169
9638 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
9639 to varying if the range is outside [0, prec-1].
9641 2007-04-01 Richard Sandiford <richard@codesourcery.com>
9644 * config/mips/mips.md (load_const_gp): New insn.
9645 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
9646 the MIPS16 GP pseudo register if no_new_pseudos.
9647 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
9649 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
9652 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
9654 (call_value): Likewise.
9656 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
9657 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9660 * doc/invoke.texi: (optimization options): Reword description
9661 of -ffast-math. Document its primary purpose.
9663 2007-03-31 Richard Guenther <rguenther@suse.de>
9665 * omp-low.c (splay-tree.h): Include.
9666 (lookup_decl): Replace splay-tree usage by pointer-map.
9667 (maybe_lookup_decl): Likewise.
9668 (new_omp_context): Likewise.
9669 (delete_omp_context): Likewise.
9670 * gimplify.c (splay-tree.h): Include.
9671 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
9673 (remap_ssa_name): Likewise.
9674 (remap_decl): Likewise.
9675 (remap_type_1): Likewise.
9676 (remap_type): Likewise.
9677 (copy_body_r): Likewise.
9678 (expand_call_inline): Likewise.
9679 (clone_body): Likewise.
9680 (copy_tree_r): Likewise.
9681 (remap_save_expr): Likewise.
9682 (unsave_r): Likewise.
9683 (unsave_expr_now): Likewise.
9684 (tree_function_versioning): Likewise.
9685 (build_duplicate_type): Likewise.
9686 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
9687 (struct copy_body_data): Replace splay-tree by pointer-map.
9688 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
9689 not $(SPLAY_TREE_H).
9690 (gimplify.o): Depend on $(SPLAY_TREE_H).
9691 (omp-low.p): Likewise.
9693 2007-03-31 Anatoly Sokolov <aesok@post.ru>
9695 * config/avr/predicates.md (even_register_operand,
9696 odd_register_operand): New predicates.
9697 * config/avr/avr.md (movw peephole2): New.
9698 (movw_r peephole2): New.
9700 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
9702 * tree.h (get_signed_or_unsigned_type): New.
9703 * fold-const.c (operand_equal_for_comparison_p): Use
9704 get_signed_or_unsigned_type instead of
9705 lang_hooks.types.signed_or_unsigned_type.
9706 * expr.c (store_expr): Ditto.
9707 * langhooks.c (get_signed_or_unsigned_type): New.
9708 (lhd_signed_or_unsigned_type): New.
9709 * langhooks.h (lhd_signed_or_unsigned_type): New.
9710 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
9712 2007-03-30 Richard Henderson <rth@redhat.com>
9714 * tree-ssa-loop-ivopts.c: Include target.h.
9715 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
9716 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
9717 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
9718 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
9720 2007-03-30 Richard Henderson <rth@redhat.com>
9721 Kai Tietz <kai.tietz@onevision.com>
9723 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
9725 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
9726 (TARGET_64BIT_MS_ABI): New.
9727 (DBX_REGISTER_NUMBER): Handle 64-bit.
9728 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
9729 (LONG_TYPE_SIZE): Force to 32.
9730 (REG_PARM_STACK_SPACE): New.
9731 (OUTGOING_REG_PARM_STACK_SPACE): New.
9732 (REGPARM_MAX, SSE_REGPARM_MAX): New.
9733 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
9734 (STACK_BOUNDARY): Use 128 for 64-bit.
9735 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
9736 Add 64-bit implementation.
9737 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
9739 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
9740 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
9741 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
9742 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
9743 (ix86_handle_cconv_attribute): Don't warn when ignoring if
9744 TARGET_64BIT_MS_ABI.
9745 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
9746 (ix86_pass_by_reference): Likewise.
9747 (ix86_function_value_regno_p): Likewise.
9748 (ix86_build_builtin_va_list): Likewise.
9749 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
9750 (function_arg_advance_ms_64): New.
9751 (function_arg_advance): Call it.
9752 (function_arg_ms_64): New.
9753 (function_arg): Call it.
9754 (function_value_ms_64): New.
9755 (ix86_function_value_1): Call it.
9756 (return_in_memory_ms_64): New.
9757 (ix86_return_in_memory): Call it.
9758 (setup_incoming_varargs_ms_64): New.
9759 (ix86_setup_incoming_varargs): Call it.
9760 (ix86_expand_prologue): Handle 64-bit stack probing.
9761 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
9762 (output_pic_addr_const): Likewise.
9763 (x86_this_parameter): Likewise.
9764 (x86_output_mi_thunk): Likewise.
9765 (x86_function_profiler): Likewise.
9766 (TARGET_STRICT_ARGUMENT_NAMING): New.
9767 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
9768 (TARGET_64BIT_MS_ABI): New.
9769 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
9770 * config/i386/i386.md (allocate_stack_worker): Remove.
9771 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
9772 describe the clobber of eax without a match_scratch.
9773 (allocate_stack_worker_postreload): Remove.
9774 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
9775 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
9776 (allocate_stack_worker_rex64_postreload): Remove.
9777 (allocate_stack): Handle 64-bit.
9778 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
9779 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
9780 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
9781 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
9782 (STANDARD_STARTFILE_PREFIX_1): Likewise.
9783 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
9784 * config.build (x86_64-*-mingw*): New host.
9785 * config.host (x86_64-*-mingw*): New host.
9786 * config.gcc (x86_64-*-mingw*): New target.
9787 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
9789 2007-03-30 Richard Henderson <rth@redhat.com>
9790 Kai Tietz <kai.tietz@onevision.com>
9792 * c-pragma.c (struct def_pragma_macro_value): New.
9793 (struct def_pragma_macro): New.
9794 (pushed_macro_table): New.
9795 (dpm_hash, dpm_eq): New.
9796 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
9797 (init_pragma): Install them.
9798 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
9800 2007-03-30 Anatoly Sokolov <aesok@post.ru>
9802 * config/avr/avr.c (avr_override_options): Clear
9803 'flag_delete_null_pointer_checks'.
9805 2007-03-30 Paolo Carlini <pcarlini@suse.de>
9808 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
9809 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
9810 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
9811 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
9812 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
9813 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
9814 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
9816 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
9818 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
9820 * regmove.c: Move all of pass_stack_adjustments from here...
9821 * combine-stack-adj.c: ...to this new file.
9822 * Makefile.in: Add rules for combine-stack-adj.o.
9824 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
9826 PR tree-optimization/31383
9827 * tree-data-ref.c (affine_function_equal_p): Do not require the
9828 vectors to have the same length.
9830 2007-03-30 Jan Hubicka <jh@suse.cz>
9833 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
9834 availablility; add more sanity checking; ask varpool only about
9837 2007-03-29 Richard Henderson <rth@redhat.com>
9839 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
9840 to decide, but __SIZEOF_LONG_LONG__.
9842 2007-03-29 Richard Henderson <rth@redhat.com>
9844 * emutls.c (struct __emutls_array): New.
9845 (emutls_destroy): Use it instead of casting element 0 from void*.
9846 (__emutls_get_address): Likewise.
9848 2007-03-29 Richard Henderson <rth@redhat.com>
9850 * varasm.c (initializer_constant_valid_p): Don't deny
9851 DECL_DLLIMPORT_P on functions.
9853 * config/i386/cygming.h: Remove function declarations.
9854 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
9855 (ASM_OUTPUT_LABELREF): Remove.
9856 (COMMON_ASM_OP): Remove.
9857 (ASM_OUTPUT_COMMON): Remove.
9858 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
9859 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
9860 (ASM_DECLARE_FUNCTION_NAME): Likewise.
9861 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
9862 Rename from TARGET_ENCODE_SECTION_INFO.
9863 * config/i386/netware.h: Likewise.
9864 * config/i386/i386-protos.h: Update.
9865 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
9866 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
9867 (legitimate_constant_p): Reject dllimports.
9868 (dllimport_map, get_dllimport_decl): New.
9869 (legitimize_dllimport_symbol): New.
9870 (legitimize_address, ix86_expand_move): Use it.
9871 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
9872 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
9873 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
9874 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
9875 * config/i386/predicates.md (constant_call_address_operand): Only
9876 accept symbols; reject dllimport_p symbols.
9877 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
9878 i386_pe_maybe_record_exported_symbol.
9879 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
9880 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
9881 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
9882 trust the setting of DECL_DLLIMPORT_P.
9883 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
9884 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
9885 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
9886 tidy the argument scanning loop.
9887 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
9888 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
9889 (i386_pe_strip_name_encoding): Remove.
9890 (i386_pe_binds_local_p): New.
9891 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
9892 (i386_pe_output_labelref): Remove.
9893 (i386_pe_asm_output_aligned_decl_common): New.
9894 (i386_pe_maybe_record_exported_symbol): Rename from
9895 i386_pe_record_exported_symbol; check for dllexported symbols.
9897 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
9899 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
9900 add comment explaining why vsnprintf cannot be used.
9902 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
9904 PR tree-optimization/30666
9905 * tree.c (build_complex_type): When creating type names for DWARF2
9906 debug info, create TYPE_DECLs for TYPE_NAME instead of
9908 (build_common_tree_nodes_2): Use build_complex_type when building
9909 predefined complex types, to preserve canonical types.
9911 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
9913 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
9914 (noce_get_alt_condition): Look at it to determine whether to
9915 reverse the condition or not.
9916 (noce_get_condition): Substitute the truth for lies.
9917 (noce_find_if_block): Set the then_else_reversed field.
9919 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
9921 * config/fr30/fr30.md (movdi): Do not accept immediates as the
9922 destination of this insn.
9923 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
9924 than calling gen_rtx_SET directly. Use r0 to hold the value of
9925 'address + 4' rather than a stack based temporary which can be
9928 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
9930 * config/s390/s390.c (s390_secondary_input_reload_class,
9931 s390_secondary_output_reload_class): Functions removed.
9932 (s390_secondary_reload): New function.
9933 (TARGET_SECONDARY_RELOAD): Target macro defined.
9934 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
9935 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
9936 * config/s390/s390.md ("reload_outti", "reload_outdi",
9937 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
9938 "reload_out<mode>"): Expanders removed.
9939 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
9940 "reload<mode>_nonoffmem_out"): Expanders added.
9942 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
9944 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
9945 action if SRC->DEST replacement failed anyway.
9947 2007-03-28 Mike Stump <mrs@apple.com>
9949 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
9950 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
9951 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
9953 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9955 * config.gcc: Accept barcelona as a variant of amdfam10.
9956 * config/i386/i386.c (override_options): Likewise.
9957 * doc/invoke.texi: Likewise.
9959 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
9961 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
9962 offsets for BIT_FIELD_REF and COMPONENT_REF.
9964 2007-03-28 Richard Guenther <rguenther@suse.de>
9966 * tree.c (is_global_var): Move ...
9967 * tree-flow-inline.h (is_global_var): ... here.
9968 * tree.h (is_global_var): Remove declaration.
9970 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
9972 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
9974 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
9975 * config/i386/i386.c (ix86_tune_features): Initialize new
9977 * config/i386/predicates.md (promotable_binary_operator): Use
9978 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
9980 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
9983 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
9985 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
9987 * config/fr30/fr30.md (movsi_internal): Change destination
9988 constraint from m to V and add m to the end.
9990 2007-03-28 Christian Bruel <christian.bruel@st.com>
9992 * config/sh/sh.md (movsi_i): Fix type attribute.
9994 2007-03-28 Christian Bruel <christian.bruel@st.com>
9996 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
9997 (movsf_ie): Likewise.
9999 2007-03-28 Christian Bruel <christian.bruel@st.com>
10001 * config.gcc: Add sh4-300 to multilib.
10002 * config/sh/t-mlib-sh4-300: New file.
10004 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
10006 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
10007 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
10008 fix_trunc<mode>di2.
10009 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
10010 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
10011 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
10012 "fixuns_trunctddi2"): Whitespace fix.
10014 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
10016 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
10017 the definition of struct sh_args.
10018 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
10019 CALL_COOKIE_INT_REG_GET): Likewise.
10021 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
10023 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
10024 transformations are applied successfully.
10026 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
10028 * tree.c (tree_contains_struct): Permit 512 tree codes.
10029 * tree.h (tree_contains_struct): Ditto.
10030 (MAX_TREE_CODES): Ditto.
10031 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
10032 SPARE member to store remaining padding bits.
10034 2007-03-27 Anatoly Sokolov <aesok@post.ru>
10036 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
10039 2007-03-27 Janis Johnson <janis187@us.ibm.com>
10041 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
10042 * configure: Regenerate.
10044 * configure: Regenerate using the correct version of autoconf.
10046 2007-03-27 Anatoly Sokolov <aesok@post.ru>
10048 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
10050 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
10051 regs to "__SP_L__" and "__SP_H__".
10053 2007-03-27 Richard Guenther <rguenther@suse.de>
10055 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
10056 computations with it with a HOST_WIDE_INT variable.
10058 2007-03-26 Mike Stump <mrs@apple.com>
10060 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
10061 objective-c-header, objective-c++-header and objc++-cpp-output
10063 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
10065 2007-03-26 Richard Henderson <rth@redhat.com>
10068 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
10069 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
10070 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
10071 IX86_BUILTIN_PSRLQ128): New.
10072 (ix86_init_mmx_sse_builtins): Add them.
10073 (ix86_expand_builtin): Expand them.
10074 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
10075 operand 2 be TImode.
10076 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
10077 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
10078 _mm_srli_epi64): Mark __B const.
10079 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
10080 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
10081 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
10082 new two-vector shift builtins.
10084 2007-03-26 Ian Lance Taylor <iant@google.com>
10086 PR tree-optimization/31345
10087 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
10088 [+INF, +INF(OVF)] into VARYING.
10090 2007-03-26 Zack Weinberg <zackw@panix.com>
10092 * gengtype-parse.c: New file.
10093 * gengtype-yacc.y: Delete.
10094 * gengtype-lex.l: Don't include gengtype-yacc.h.
10095 Define YY_DECL and yyterminate appropriately for recursive
10096 descent parser. yylval is now a string out-parameter to yylex.
10097 (HWS, EOID): New shorthand.
10098 (IWORD): Add a couple more types.
10099 (yylex): Add a setup stanza. Remove the complex rules for
10100 detecting GTY'ed types and typedefs; replace with simple
10101 keyword detectors. Adjust everything for the changed
10102 definition of yylval. Ignore all pp-directives, not just #define.
10104 (parse_file): Rename yybegin; do not call yyparse.
10106 * gengtype.c (xasprintf): Export again.
10107 (this_file): New. Use everywhere __FILE__ was being used.
10108 (get_lang_bitmap): Special case types defined in gengtype.c.
10109 (do_typedef, new_structure): Suppress definition of certain types.
10110 (new_structure): Improve diagnostics of duplicate definitions.
10111 Make sure location_s is associated with input.h.
10112 (nreverse_pairs, define_location_structures): New functions.
10113 (main): Improve tagging of kludge types. Remove old kludges
10114 for input.h types; use define_location_structures.
10115 * gengtype.h: Update prototypes. Define token codes here.
10116 * Makefile.in: Remove all references to gengtype-yacc.
10117 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
10119 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
10120 add GTY((skip)) to the field that's only conditionally there.
10121 * doc/install.texi: Document that Bison is no longer required
10122 unless building treelang.
10124 * gengtype.c: Don't include gtyp-gen.h.
10125 (srcdir): Declare here.
10126 (base_files, lang_dir_names): Allocate dynamically.
10127 (gt_files, num_gt_files, num_lang_dirs): New globals.
10128 (measure_input_list, read_input_line, read_input_list)
10129 (set_lang_bitmap): New functions.
10130 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
10131 simplify, relying on read_input_list to set up the bitmaps.
10132 (main): Arguments are no longer unused. Check for correct number
10133 of command line arguments, set srcdir and srcdir_len, then call
10134 read_input_list, before doing anything else. No need to worry
10135 about duplicates in main loop.
10136 * configure.ac: Simplify the calculation of all_gtfiles.
10137 Put language tags in there. Don't set or substitute
10138 all_gtfiles_files_langs or all_gtfiles_files_frags.
10139 * Makefile.in: Revamp the way gengtype is invoked, now that it
10140 takes a file on its command line with a much simpler format.
10141 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
10142 (GTFILES): Remove duplicates and C source files.
10143 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
10144 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
10145 * configure: Regenerate.
10147 * gengtype.h: Remove all type definitions to gengtype.c; leave
10148 only definitions of options_p, type_p, and pair_p as opaque
10149 pointers. Update prototypes.
10150 * gengtype.c: Many type definitions moved here from gengtype.h.
10151 Consolidate type definitions at the top of the file.
10152 (xvasprintf): Delete.
10153 (xasprintf): Make static.
10154 (create_nested_pointer_option): Add 'next' parameter.
10155 (create_field_all, create_field_at): New functions.
10156 (create_field): Now a thin wrapper around create_field_all.
10157 (create_optional_field): Rename create_optional_field_ and add
10158 line argument. Original name is now a macro which supplies
10160 (oprintf): Use vsnprintf directly.
10161 (close_output_files): Use fatal rather than perror/exit.
10162 (note_def_vec, note_def_vec_alloc): Use create_field_at.
10163 (main): Set progname. Don't use exit.
10164 * gengtype-yacc.y (struct_fields): Use create_field_at.
10165 (option, optionseqopt): Delete.
10166 (optionseq): Consolidate productions from option here so we
10167 can use the first argument to create_option.
10169 * gengtype-lex.l: Distinguish unions from structures in the
10170 token type. Don't call find_structure; return the tag as a string.
10171 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
10172 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
10173 string. Reorganize typedef_struct production accordingly.
10174 Use create_nested_ptr_option.
10175 * gengtype.c (create_nested_ptr_option): New function.
10176 * gengtype.h: Declare it.
10178 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
10179 (string_type): Don't declare.
10180 (do_scalar_typedef): Declare.
10181 (create_scalar_type): Update prototype.
10182 * gengtype.c (string_type): Make static.
10183 (scalar_nonchar, scalar_char): New.
10184 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
10185 (resolve_typedef): Use scalar_nonchar for error recovery.
10186 (create_scalar_type): Remove name_len field. Return scalar_char
10187 or scalar_nonchar as appropriate.
10188 (adjust_field_type): Look at scalar_is_char boolean to decide whether
10189 to use string_type.
10190 (throughout): Use scalar_nonchar instead of calling
10191 create_scalar_type, whenever possible.
10192 (main): Initialize scalar_char and scalar_nonchar before calling
10194 * gengtype-lex.l: Adjust for removal of second argument to
10195 create_scalar_type. Use yylval.s instead of yylval.t when
10197 * gengtype-yacc.y: Type of SCALAR is string. Call
10198 create_scalar_type from type:SCALAR rule. Adjust for removal of
10199 second argument to create_scalar_type.
10201 * vec.h: Remove all #if IN_GENGTYPE blocks.
10202 Add comment saying that changes may require adjustments to gengtype.
10203 * gengtype.c: Don't include coretypes.h or tm.h.
10204 Add comment to inclusion of errors.h.
10205 (note_def_vec, note_def_vec_alloc): New functions.
10206 * gengtype.h: Declare new functions.
10207 * gengtype-lex.l: Don't include coretypes.h.
10208 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
10210 (update_lineno): Remove unnecessary prototype.
10211 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
10212 (VEC rule): Just return VEC_TOKEN.
10213 * gengtype-yacc.y (VEC_TOKEN): New token type.
10214 (type): Add a production for VEC(a,b).
10215 * Makefile.in: Update dependencies.
10217 * gengtype-lex.l: Remove rules for parsing pointer-to-function
10218 typedefs that use the old PARAMS macro.
10220 * gengtype-lex.l: Remove all rules and states relating to yacc
10222 * gengtype-yacc.y: Similarly.
10223 * gengtype.c (note_yacc_type): Delete function.
10224 * gengtype.h: Update prototypes.
10226 2007-03-26 Joseph Myers <joseph@codesourcery.com>
10228 * tree-pretty-print.c (dump_generic_node): Report precision of
10229 unnamed integer types.
10231 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
10233 * ifcvt.c (noce_try_store_flag_constants): Don't check
10234 no_new_pseudos here.
10235 (noce_try_store_flag_constants): Don't check no_new_pseudos.
10236 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
10237 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
10238 noce_try_sign_mask): Likewise.
10239 (if_convert): Check no_new_pseudos here.
10241 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
10243 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
10244 (noce_get_condition): Handle new then_else_reversed argument.
10245 (noce_init_if_info): Remove, fold into noce_find_if_block.
10246 (noce_process_if_block): Take a struct noce_if_info as the
10247 argument. Don't set up one based on ce_if_info. Update pointer
10248 references accordingly.
10249 (cond_move_process_if_block): Likewise.
10250 (process_if_block): Removed.
10251 (find_if_block): Removed. Move functionality two new functions,
10252 noce_find_if_block and cond_exec_find_if_block.
10253 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
10254 blocks and the symmetric IF-ELSE-JOIN case.
10255 (cond_exec_find_if_block): Also new function mostly based on old
10256 find_if_block and process_if_block.
10257 (find_if_header): Replace find_if_block call with separately
10258 guarded calls to noce_find_if_block and cond_exec_find_if_block.
10259 (find_cond_trap): Update noce_get_condition call.
10260 (dead_or_predicable): Likewise.
10262 2007-03-26 Jakub Jelinek <jakub@redhat.com>
10264 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
10266 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
10267 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
10268 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
10269 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
10270 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
10271 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
10272 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
10273 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
10274 __builtin_ia32_psrad128 builtins.
10276 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
10278 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
10279 * config/i386/constraints.md
10280 (define_constraint "I"): Use IN_RANGE macro.
10281 (define_constraint "J"): Ditto.
10282 (define_constraint "K"): Ditto.
10283 (define_constraint "M"): Ditto.
10284 (define_constraint "N"): Ditto.
10285 (define_constraint "O"): Ditto.
10286 * config/i386/predicates.md
10287 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
10288 (define_predicate "const_0_to_3_operand"): Ditto.
10289 (define_predicate "const_0_to_7_operand"): Ditto.
10290 (define_predicate "const_0_to_15_operand"): Ditto.
10291 (define_predicate "const_0_to_63_operand"): Ditto.
10292 (define_predicate "const_0_to_255_operand"): Ditto.
10293 (define_predicate "const_1_to_31_operand"): Ditto.
10294 (define_predicate "const_2_to_3_operand"): Ditto.
10295 (define_predicate "const_4_to_7_operand"): Ditto.
10297 2007-03-25 David Edelsohn <edelsohn@gnu.org>
10299 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
10300 in SImode for save_world.
10301 * config/rs6000/altivec.md (save_world, restore_world): Convert to
10304 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
10306 PR tree-optimization/30784
10307 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
10310 2007-03-25 Revital Eres <eres@il.ibm.com>
10312 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
10313 Fold movement_possibility function into it.
10315 2007-03-25 David Edelsohn <edelsohn@gnu.org>
10317 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
10318 (load_macho_picbase_{si,di}): Convert to LR hard reg.
10319 (call_indirect_nonlocal_darwin64): Same.
10320 (call_nonlocal_darwin64): Same.
10321 (call_value_indirect_nonlocal_darwin64): Same.
10322 (call_value_nonlocal_darwin64): Same.
10323 (sibcall_nonlocal_darwin64): Same.
10324 (sibcall_value_nonlocal_darwin64): Same.
10325 (sibcall_symbolic_64): Same.
10326 (sibcall_value_symbolic_64): Same.
10327 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
10329 (rs6000_emit_load_toc_table): Same.
10330 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
10331 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
10333 (divss_call): Same.
10334 (divus_call): Same.
10335 (quoss_call): Same.
10336 (quous_call): Same.
10337 (load_toc_v4_pic_si): Same
10338 (load_toc_v4_PIC_1): Same.
10339 (load_toc_v4_PIC_1b): Same.
10340 (call_indirect_aix{32,64}): Same.
10341 (call_value_indirect_aix{32,64}): Same.
10343 (call_value): Same.
10344 (call_local{32,64}): Same.
10345 (call_value_local{32,64}): Same.
10346 (call_indirect_nonlocal_aix{32,64}): Same.
10347 (call_nonlocal_aix{32,64}): Same.
10348 (call_value_indirect_nonlocal_aix{32,64}): Same.
10349 (call_value_nonlocal_aix{32,64}): Same.
10350 (call_indirect_nonlocal_sysv<mode>): Same.
10351 (call_nonlocal_sysv<mode>): Same.
10352 (call_value_indirect_nonlocal_sysv<mode>): Same.
10353 (call_value_nonlocal_sysv<mode>): Same.
10355 (sibcall_local{32,64}): Same.
10356 (sibcall_value_local{32,64}): Same.
10357 (sibcall_nonlocal_aix{32,64}): Same.
10358 (sibcall_value_nonlocal_aix{32,64}): Same.
10359 (sibcall_nonlocal_sysv<mode>): Same.
10360 (sibcall_value): Same.
10361 (sibcall_value_nonlocal_sysv<mode>): Same.
10363 2007-03-24 Paul Brook <paul@codesourcery.com>
10365 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
10366 * config/arm/linux-eabi.h: Remove legacy syscall hack.
10368 2007-03-24 Richard Henderson <rth@redhat.com>
10370 * config/ia64/constraints.md: New file.
10371 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
10372 satisfies_constraint_?.
10373 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
10374 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
10375 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
10376 ia64_output_mi_thunk): Likewise.
10377 (ia64_const_ok_for_letter_p): Remove.
10378 (ia64_const_double_ok_for_letter_p): Remove.
10379 (ia64_extra_constraint): Remove.
10380 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
10381 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
10382 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
10383 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
10384 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
10385 EXTRA_MEMORY_CONSTRAINT): Remove.
10386 * config/ia64/ia64.md: Include constriants.md. Replace
10387 CONST_OK_FOR_? with satisfies_constraint_?.
10389 2007-03-23 Michael Meissner <michael.meissner@amd.com>
10390 H.J. Lu <hongjiu.lu@intel.com>
10392 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
10394 (name macros): Use DPD_BID_NAME to convert names properly.
10396 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
10397 decimal floating point format.
10398 (init_floating_libfuncs): Change decimal functions so that they
10399 have a "bid_" prefix if the decimal system uses the BID format,
10400 and "dpd_" prefix if the decimal system uses the DPD format.
10401 (init_interclass_conv_libfuncs): Ditto.
10402 (init_intraclass_conv_libfuncs): Ditto.
10404 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
10405 using the BID format.
10407 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
10408 whether we are using the BID decimal format.
10409 * configure: Regenerate.
10411 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
10412 the compiler has decimal floating point enabled. Define
10413 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
10416 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
10417 using the BID format.
10419 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
10420 whether we are using the BID decimal format.
10421 * configure: Regenerate.
10423 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
10424 the compiler has decimal floating point enabled. Define
10425 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
10428 * doc/install.texi (--enable-decimal-float): Document BID and DPD
10429 options, and that it is enabled for i386/x86_64 systems.
10431 * Makefile.in (enable_decimal_float): New.
10433 (DECNUMINC): Add -I$(DECNUMFMT).
10434 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
10435 to $(DECNUMFMT) from $(DECNUM).
10437 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
10438 Substitute enable_decimal_float.
10439 * configure: Regenerated.
10442 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
10445 * configure.ac: Enable decimal float for x86_64-*-linux*.
10446 * configure: Regenerated.
10449 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
10450 decimal128ClearSign to flip and clear the sign bit in decimal128.
10451 (decimal_real_maxval): Set decimal128SetSign to set the sign
10454 2007-03-23 Ian Lance Taylor <iant@google.com>
10456 * fold-const.c (fold_binary): Correct warning for X - c >= X.
10458 2007-03-23 Ian Lance Taylor <iant@google.com>
10460 * tree-dump.c (dump_files): Correct comment.
10462 2007-03-23 Ian Lance Taylor <iant@google.com>
10464 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
10466 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
10468 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
10469 in cfglayout mode. Don't go into and out of cfglayout mode.
10470 Link the blocks in the order of the constructed traces.
10471 (rest_of_handle_tracer): Adjust call to tracer.
10472 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
10473 Don't go into cfglayout mode.
10474 (rtl_loop_done): Don't go out of cfglayout mode.
10475 * cfglayout.c (relink_block_chain): New function, split out from...
10476 (fixup_reorder_chain): ...here. Remove redundant checking.
10477 (cfg_layout_finalize): Don't clear the header, footer, and aux
10478 fields here, move the code to do so to relink_block_chain. Likewise
10479 for free_original_copy_tables.
10480 * rtl.h (tracer): Update prototype.
10481 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
10482 Assert we are in cfglayout mode. Don't go into and out of cfglayout
10483 mode. Use relink_block_chain to serialize the CFG according to the
10484 new basic block order. Move targetm.cannot_modify_jumps_p check from
10486 (gate_handle_reorder_blocks): ...to here.
10487 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
10489 (gate_duplicate_computed_gotos): ...to here.
10490 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
10491 something always changes when going into and out of cfglayout mode.
10492 Perform an expensive cfg cleanup while going into cfglayout mode.
10493 Always update liveness information on HAVE_conditional_execution
10494 targets. Reserialize the basic blocks and go out of cfglayout mode.
10495 * reg-stack.c: Include cfglayout.h.
10496 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
10497 the call to reorder_basic_blocks.
10498 * basic-block.h (reorder_basic_blocks): Update prototype.
10499 (relink_block_chain): New prototype.
10500 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
10502 2007-03-23 Joseph Myers <joseph@codesourcery.com>
10504 * config/mips/mips.md (type, hazard, *movdi_32bit,
10505 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
10506 *movhi_internal, *movqi_internal, *movsf_hardfloat,
10507 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
10508 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
10509 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
10511 (movcc): Change first xfer to multi.
10512 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
10513 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
10514 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
10515 config/mips/generic.md: Change reservations using "xfer" to use
10517 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
10518 using match_operand.
10519 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
10520 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
10522 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
10524 2007-03-22 Richard Henderson <rth@redhat.com>
10526 * config/i386/i386.c: Remove unnecessary function declarations.
10527 Move targetm definition, and all related macros, to the end of
10528 the file. Resort some functions to put definitions before uses.
10529 (ix86_attribute_table): Make static. Move to end of file.
10530 (ix86_gimplify_va_arg): Make static.
10532 2007-03-22 Richard Henderson <rth@redhat.com>
10534 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
10535 don't increase local_regparm with force_align_arg_pointer check.
10536 (ix86_function_sseregparm): Assert 32-bit.
10537 (type_has_variadic_args_p): New.
10538 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
10539 type_has_variadic_args_p.
10540 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
10541 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
10542 use memset instead. Do maybe_vaarg check first; skip attribute
10543 tests if true; skip attribute tests for 64-bit.
10544 (construct_container): Remove TARGET_DEBUG_ARG.
10545 (function_arg_advance_32, function_arg_advance_64): Split out ...
10546 (function_arg_advance): ... from here.
10547 (function_arg_32, function_arg_64): Split out ...
10548 (function_arg): ... from here.
10549 (ix86_pass_by_reference): Tidy.
10550 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
10551 (function_value_32): New, from parts of ix86_function_value
10552 and ix86_value_regno.
10553 (function_value_64): New, from parts of ix86_function_value
10554 and ix86_libcall_value.
10555 (ix86_function_value_1): New.
10556 (ix86_function_value, ix86_libcall_value): Use it.
10557 (return_in_memory_32, return_in_memory_64): Split out ...
10558 (ix86_return_in_memory): ... from here.
10559 (ix86_struct_value_rtx): Skip for 64-bit.
10560 (ix86_libcall_value, ix86_value_regno): Remove.
10561 (setup_incoming_varargs_64): Split out ...
10562 (ix86_setup_incoming_varargs): ... from here.
10563 (ix86_va_start): Remove TARGET_DEBUG_ARG.
10564 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
10565 * config/i386/i386-protos.h (ix86_function_value): Remove.
10566 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
10568 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10571 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
10572 infinities not supported, otherwise emit warning if -Woverflow. On
10573 underflow, emit warning if -Woverflow.
10574 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
10576 * real.h (real_from_string): Update declaration
10578 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
10579 Richard Henderson <rth@redhat.com>
10581 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
10582 * calls.c (compute_argument_block_size, expand_call,
10583 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
10584 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
10585 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
10586 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
10587 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
10588 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
10589 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
10590 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
10593 2007-03-22 Joseph Myers <joseph@codesourcery.com>
10595 * c-incpath.c (add_sysroot_to_chain): New.
10596 (merge_include_chains): Add sysroot argument. Call
10597 add_sysroot_to_chain if sysrooted.
10598 (register_include_chains): Update call to merge_include_chains.
10599 * doc/cppopts.texi: Document use of '=' in include directory
10602 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
10604 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
10605 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
10606 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
10607 insn pattern using X87MODEF12 mode macro.
10609 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
10611 * regmove.c (regmove_optimize): Use reg_mentioned_p
10612 instead of reg_overlap_mentioned_p for DST.
10614 2007-03-21 Mike Stump <mrs@apple.com>
10616 * c.opt: Fixup for Objective-C/C++.
10618 2007-03-21 Steve Ellcey <sje@cup.hp.com>
10620 * explow.c (convert_memory_address): Fold memory reference when
10621 POINTERS_EXTEND_UNSIGNED < 0
10623 2007-03-21 Richard Henderson <rth@redhat.com>
10626 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
10627 * config/i386/mmintrin.h (__m64): Likewise.
10628 * config/i386/xmmintrin.h (__m128): Likewise.
10630 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10632 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
10633 (VXWORKS_OS_CPP_BUILTINS): Define.
10634 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
10635 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
10637 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10639 * rtl.h (constant_pool_reference_p): Delete.
10640 (find_constant_src): Declare.
10641 * rtlanal.c (find_constant_src): New function.
10642 * simplify-rtx.c (constant_pool_reference_p): Delete.
10643 * config/i386/i386.md: Use find_constant_src instead of
10644 constant_pool_reference_p/avoid_constant_pool_reference pairs.
10646 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10648 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
10649 * c-cppbuiltin.c (c_cpp_builtins): Define them.
10651 2007-03-20 Mark Mitchell <mark@codesourcery.com>
10653 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
10654 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
10655 (arm_elf_asm_constructor): Use it.
10656 (arm_elf_asm_destructor): New function.
10658 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
10660 * jump.c (mark_jump_label): Treat SEQUENCE specially.
10662 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
10664 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
10666 2007-03-19 Andrew Haley <aph@redhat.com>
10668 PR tree-optimization/31264
10669 * tree-vrp.c (register_edge_assert_for_1): Don't look though
10670 VIEW_CONVERT_EXPRs.
10672 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
10674 PR rtl-optimization/30907
10675 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
10676 (fwprop_init): Always call loop_optimizer_initialize.
10677 (fwprop_done): Always call loop_optimizer_finalize.
10678 (fwprop): We always have loop info now.
10679 (gate_fwprop_addr): Remove.
10680 (pass_fwprop_addr): Use gate_fwprop as gate.
10682 PR rtl-optimization/30841
10683 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
10684 df_chain_alloc): Call df_reorganize_refs unconditionally.
10685 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
10686 refs_organized to refs_organized_size.
10687 (df_ref_create_structure): Use refs_organized_size instead of
10688 bitmap_size if refs had been organized, and keep refs_organized_size
10690 * df.h (struct df_ref_info): Change refs_organized to
10691 refs_organized_size.
10692 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
10695 2007-03-19 Mark Mitchell <mark@codesourcery.com>
10697 * except.c (output_function_exception_table): Do not reference the
10698 EH personality routine for functions that do not require an
10701 2007-03-20 Jakub Jelinek <jakub@redhat.com>
10704 * c-typeck.c (convert_for_assignment): Call comptypes for
10705 RECORD_TYPE or UNION_TYPE.
10707 PR inline-asm/30505
10708 * reload1.c (reload): Do invalid ASM checking after
10709 cleanup_subreg_operands.
10711 2007-03-19 Jeff Law <law@redhat.com>
10713 * tree-cfg.c (find_taken_edge): Tighten conditions for
10714 optimizing computed gotos.
10716 2007-03-19 Michael Matz <matz@suse.de>
10718 * builtins.c (expand_builtin_sync_operation,
10719 expand_builtin_compare_and_swap,
10720 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
10723 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
10724 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
10727 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10729 * doc/tm.texi: Add brackets around the return type of
10730 TARGET_SECONDARY_RELOAD.
10732 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
10733 Richard Guenther <rguenther@suse.de>
10735 PR tree-optimization/31254
10736 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
10737 Use handled_component_p () where appropriate. Continue
10738 propagating into the rhs if we propagated into an INDIRECT_REF
10741 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10743 * config/s390/s390.md (op_type attribute): RRR instruction type added.
10744 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
10745 (xde, xdee): Mode attributes adjusted to support DFP modes.
10746 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
10747 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
10748 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
10749 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
10750 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
10751 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
10752 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
10754 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
10755 "movsf"): Insn definitions removed.
10756 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
10757 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
10758 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
10760 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
10761 "reload_in<mode>", "reload_out<mode>"): Expander added.
10762 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
10765 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10767 * config/s390/s390.md: Only non-functional changes. Renamed
10768 FPR mode macro to BFP all over the file.
10770 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10772 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
10773 (op_type attribute): RRF instruction type added.
10774 (fT0): New mode attribute.
10775 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
10776 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
10777 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
10778 instruction no secondary memory is needed when moving DFmode values
10779 between GPRs and FPRs.
10781 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10783 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
10784 inverted and documentation adjusted.
10785 ("mhard-dfp", "msoft-dfp"): New options.
10786 * config/s390/s390.c (s390_handle_arch_option): New architecture
10788 (override_options): Sanity checks for the new options added.
10789 * config.gcc: New architecture switch: z9-ec.
10790 * config/s390/s390.h (processor_flags): PF_DFP added.
10791 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
10792 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
10793 when the bit is NOT set so remove it from the defaults.
10795 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10797 * genemit.c (main): Print include statement for dfp.h.
10798 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
10801 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
10803 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
10805 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
10808 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
10809 instead of PATTERN.
10811 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10813 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
10814 attr_length_call, output_call, output_indirect_call): Cleanup
10815 formatting of targetm calls.
10817 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
10819 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
10821 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10823 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
10824 reservation, bypass and anti-bypass descriptions for these
10825 instructions. Update move patterns.
10826 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
10829 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
10831 * tree-vect-transform.c (get_initial_def_for_induction): Replace
10832 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
10833 (get_initial_def_for_reduction): Likewise.
10835 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
10837 Fix PR tree-optimization/29922
10838 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
10839 (get_representative): Removed.
10840 (value_dies_in_block_x): Update for rvuse removal.
10841 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
10842 (compute_antic_aux): Handle when PHI nodes appear in
10843 non-single-successors.
10844 (dump_bitmap_of_names): Removed.
10845 (compute_antic_safe): Renamed and removed rvuse calculation.
10846 Calculate only antic safe.
10847 (insert_into_preds_of_block): Remove assert.
10848 (execute_pre): Update for renamed functions.
10849 (defer_or_phi_translate_block): New function.
10851 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
10853 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
10854 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
10856 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
10857 Follow spelling conventions.
10859 * tree-data-ref.h: Remove the prototype for analyze_array.
10861 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
10863 PR tree-optimization/31041
10864 * tree-vect-transform.c (get_initial_def_for_induction): Call
10865 force_gimple_operand.
10867 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
10869 * ipa-type-escape.c (look_for_casts) : Revert code to use
10870 handled_component_p due to ada test a-numaux.adb.
10872 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
10874 * final.c (final_scan_insn): Alter the condition of a
10875 conditional trap if we have nonstandard CC.
10877 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10879 * configure.ac: Remove excess quoting from asm line 0 test.
10880 * configure: Rebuilt.
10882 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10884 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
10885 * c-common.c (convert_and_check): Move warning logic to...
10886 (warnings_for_convert_and_check): ...here. Define.
10887 * c-common.h (warnings_for_convert_and_check): Declare.
10889 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10891 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
10892 (output_call): Likewise.
10894 2007-03-16 Richard Sandiford <richard@codesourcery.com>
10896 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
10898 2007-03-16 Richard Sandiford <richard@codesourcery.com>
10900 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
10902 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
10904 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
10905 opteron, athlon-64 and athlon-fx processor_alias_table entries.
10907 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
10909 PR tree-optimization/31183
10910 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
10911 Use double_int instead of unsigned int for representing access_strides.
10912 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
10914 2007-03-16 Richard Guenther <rguenther@suse.de>
10916 PR tree-optimization/31146
10917 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
10918 to allow recursion of forward_propagate_addr_expr.
10919 (forward_propagate_addr_into_variable_array_index): Likewise.
10920 (forward_propagate_addr_expr): Likewise.
10921 (tree_ssa_forward_propagate_single_use_vars): Likewise.
10922 (forward_propagate_addr_expr_1): Recurse on simple copies
10923 instead of propagating into them. Do so for useless conversions
10925 (forward_propagate_addr_expr): Clean up unused statements after
10928 2007-03-16 Richard Guenther <rguenther@suse.de>
10930 * builtins.c (expand_builtin_cexpi): Use the right argument
10931 for the expansion via cexp.
10933 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10935 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
10936 * configure: Rebuilt.
10938 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10941 * dwarf2out.c (force_type_die): Adjust comment.
10942 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
10944 2007-03-15 DJ Delorie <dj@redhat.com>
10946 * config/frv/predicates.md (minmax_operator): Don't check operands
10949 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
10951 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
10952 Update constant estimates of number of iterations.
10953 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
10954 argument renamed to "realistic".
10955 (compute_estimated_nb_iterations): Removed.
10956 (record_niter_bound): New function.
10957 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
10958 call record_nonwrapping_iv with upper = false.
10959 (infer_loop_bounds_from_signedness): Pass upper argument to
10960 record_nonwrapping_iv.
10961 (estimate_numbers_of_iterations_loop): Do not call
10962 compute_estimated_nb_iterations. Record estimate based on profile
10963 information. Initialize the constant estimates of number of
10965 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
10967 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
10968 number of iterations is too small.
10969 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
10970 (EST_NOT_AVAILABLE): Removed.
10971 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
10972 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
10975 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
10977 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
10978 Handle NE_EXPR guards.
10980 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10983 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
10984 Set also -pedantic-errors by default for the preprocessor unless
10985 -fpermissive is given.
10987 2007-03-15 Richard Guenther <rguenther@suse.de>
10989 PR middle-end/29719
10990 PR middle-end/31161
10991 * builtins.c (expand_builtin_cexpi): As a fallback if we
10992 don't have builtins for sincos or cexp create a function
10993 declaration for cexp and expand to a call to that.
10994 (expand_builtin_int_roundingfn): Always fall
10995 back to floor/ceil and its variants even if they may be
10998 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
11000 PR middle-end/31159
11001 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
11002 jump tables, move the call to delete_dead_jumptables from here...
11003 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
11004 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
11005 don't allow merging of blocks that try_redirect_by_replacing_jump
11006 also does not handle when not optimizing.
11008 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
11009 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11011 * config/i386/i386.md (x86_sahf_1): Correctly handle
11014 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
11017 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
11018 x86_64_general_operand as operand[2] predicate. Remove "iF"
11019 from operand constraints and use "e" constraint instead.
11020 (*subti3_1, *subti3_1 splitter): Ditto.
11021 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
11022 operand[1] predicate.
11024 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
11026 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
11027 arrays, multiply the access strides by the size of the sub-array.
11028 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
11030 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
11032 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
11033 the configured assembler supports the sahf mnemonic.
11034 * configure: Regenerate.
11035 * config.in: Regenerate.
11037 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
11038 emit "sahf" or ".byte\t0x9e" as asm template.
11040 2007-03-14 Michael Meissner <michael.meissner@amd.com>
11043 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
11044 option to replace hard coded TARGET_xxx in md file.
11045 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
11046 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
11047 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
11048 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
11049 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
11050 (X86_TUNE_NOT_VECTORMODE): Ditto.
11051 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
11052 (TUNE_AVOID_VECTOR_DECODE): Ditto.
11053 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
11054 (TUNE_SLOW_IMUL_IMM8): Ditto.
11055 (TUNE_MOVE_M1_VIA_OR): Ditto.
11056 (TUNE_NOT_UNPAIRABLE): Ditto.
11057 (TUNE_NOT_VECTORMODE): Ditto.
11059 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
11062 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
11063 tuning options instead of hard coded TARGET_xxx.
11064 (fix ssemode peephole2's): Ditto.
11065 (imul peephole2's): Ditto.
11067 (movdi_or_rex64): Ditto.
11068 (move peephole2): Ditto.
11069 (not peephole2's): Ditto.
11071 2007-03-14 Dirk Mueller <dmueller@suse.de>
11073 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
11074 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
11075 * c-parser.c (c_parser_if_body): Always add an empty statement in case
11077 * c-parser.c (c_parser_do_statement): Warn about empty body in
11078 do/while statement.
11079 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
11080 * doc/invoke.texi (-Wempty-body): Update documentation.
11082 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11085 * c-common.h (warn_for_div_by_zero): Declare.
11086 * c-common.c (warn_for_div_by_zero): Define.
11087 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
11090 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11092 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
11093 to PREFIX and STANDARD_PREFIX.
11095 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11096 Phil Edwards <phil@codesourcery.com>
11098 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
11099 (__gthread_once_t): Remove busy field for RTPs.
11100 (__GTHREAD_ONCE_INIT): Update accordingly.
11102 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11104 * doc/invoke.texi: Document VxWorks options.
11106 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
11108 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
11110 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
11112 PR tree-optimization/30590
11113 * tree-nrv.c (tree_nrv): Check for the partial update of the
11116 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
11118 * flags.h (flag_random_seed): Remove declaration, in favor of...
11119 * toplev.h (get_random_seed, set_random_seed): ... these.
11120 * tree.c (get_file_function_name): Use the former.
11121 * opts.c (common_handle_option): Use the latter.
11124 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
11126 PR middle-end/31127
11127 * cse.c (cse_find_path): Do not bail out if a basic block that
11128 we already visited now becomes part of a path that starts at a
11129 different basic block. Just disallow this, to make sure we
11130 visit each basic block at most once.
11132 2007-03-13 Jan Hubicka <jh@suse.cz>
11134 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
11135 attributes, when profile esitmate is present, calls with very low
11136 frequency are cold.
11138 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
11140 PR tree-optimization/30730
11141 PR tree-optimization/26900
11142 * tree-ssa-loop-niter.c: Include gmp.h.
11143 (bounds): New type.
11144 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
11145 split_to_var_and_offset, determine_value_range,
11146 bound_difference_of_offsetted_base, refine_bounds_using_guard,
11147 bound_difference, bounds_add, bounds_negate,
11148 number_of_iterations_ne_max, dump_affine_iv): New functions.
11149 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
11150 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
11151 difference of initial and final value of control iv to validate
11153 (number_of_iterations_cond): Add loop parameter. Determine bounds
11154 on the difference of the extremes of the control iv. Add dumps.
11155 (expand_simple_operations): Handle phi nodes.
11156 (simplify_using_initial_conditions): Do not record used conditions.
11157 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
11158 Do not set additional_info.
11159 (implies_nonnegative_p, implies_ge_p): Removed.
11160 (derive_constant_upper_bound): Do not use parameter `additional'.
11161 (record_estimate): Parameter `additional' removed. Parameter
11162 `i_bound' added. Do not call derive_constant_upper_bound.
11163 (record_nonwrapping_iv): Use derive_constant_upper_bound to
11164 bound the number of iterations estimate.
11165 (estimate_numbers_of_iterations_loop): Pass the estimate from
11166 the number of iterations analysis to record_estimate.
11167 * tree.h (multiple_of_p): Declare.
11168 * tree-scalar-evolution.c (expression_expensive_p): Removed.
11169 (scev_const_prop): Do not check expression_expensive_p.
11170 * fold-const.c (multiple_of_p): Exported.
11171 * double-int.c (double_int_mask): Exported.
11172 * double-int.h (double_int_mask): Declare.
11173 * tree-flow.h (struct tree_niter_desc): Removed additional_info
11174 field. Added max field.
11176 2007-03-13 David Taylor <taylor@candd.org>
11179 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
11182 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11185 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
11186 two unamed patterns.
11188 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
11190 * config/i386/i386.opt (mcx16, msahf): New options.
11191 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
11192 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
11194 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
11195 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
11196 Output -mcx16 and -msahf options when corresponding bit is set.
11198 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
11199 and -msahf options.
11201 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
11203 * configure.ac: Test for assembler tolerance to # 0 "".
11204 * configure, config.in: Rebuilt.
11205 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
11207 2007-03-13 Geoffrey Keating <geoffk@apple.com>
11209 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
11211 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
11212 (handle_syscall): Handle direct system calls.
11213 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
11215 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
11217 * doc/invoke.texi: Fix cpp.info cross-reference.
11218 * doc/passes.texi: Fix gcc.info cross-reference.
11220 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
11222 PR tree-optimization/30835
11223 * lambda-code.c (can_convert_to_perfect_nest): Check whether
11224 bb_for_stmt is not NULL before accessing it.
11226 2007-03-12 Joseph Myers <joseph@codesourcery.com>
11228 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
11231 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
11234 * doc/install.texi: Document --enable-stage1-languages
11236 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
11238 * tree-pass.h (pass_into_cfg_layout_mode,
11239 pass_outof_cfg_layout_mode): Declare.
11240 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
11241 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
11242 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
11243 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
11245 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
11247 * c-decl.c (warn_variable_length_array): New function.
11248 Refactored from grokdeclarator to handle warn_vla
11249 and handle unnamed array case.
11250 (grokdeclarator): Refactored VLA warning case.
11251 * c.opt (Wvla): New flag.
11252 * doc/invoke.texi (Wvla): New warning.
11254 2007-03-12 Richard Henderson <rth@redhat.com>
11256 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
11257 (TARGET_SECTION_TYPE_FLAGS): New.
11259 2007-03-12 Richard Henderson <rth@redhat.com>
11261 * config/darwin.c (machopic_reloc_rw_mask): New.
11262 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
11263 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
11265 2007-03-12 Mark Mitchell <mark@codesourcery.com>
11267 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
11268 * cppdefault.h (cpp_PREFIX): Document.
11269 (cpp_PREFIX_len): Likewise.
11270 (cpp_EXEC_PREFIX): New variable.
11271 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
11272 * c-incpath.c (add_standard_paths): Correct logic for relocating
11273 paths within prefix.
11275 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
11277 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
11278 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
11280 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
11281 fix_truncdfdi_sse using SSEMODEF mode macro.
11282 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
11283 fix_truncdfsi_sse using SSEMODEF mode macro.
11284 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
11285 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
11287 2007-03-12 Richard Sandiford <richard@codesourcery.com>
11289 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
11290 elfos.h to tm_file.
11292 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
11294 * tree.h : Add multiple_of_p declaration.
11295 * fold-const.c (multiple_of_p): Make multiple_of_p public.
11296 * ipa-type-escape.c (results_of_malloc): Redundant.
11297 (visited_stmts): New. Visited stmt for walk_use_def_chains.
11298 (cast_type): Extended with new members.
11299 (check_cast): Returns cast_type.
11300 (cast): New structure for data of walk_use_def_chains.
11301 (is_malloc_result, is_cast_from_non_pointer_1,
11302 is_cast_from_non_pointer,
11303 is_array_access_through_pointer_and_index): New functions.
11304 (look_for_casts): Returns cast types.
11305 (check_call): Returns void.
11306 (okay_pointer_operation): Use support of pointer plus index,
11307 pointer plus constant and allow all multiplications.
11309 2007-03-11 Richard Guenther <rguenther@suse.de>
11311 PR tree-optimization/31115
11312 * tree-vrp.c (extract_range_from_binary_expr): Make sure
11313 the shift count is positive and non-anti-range for RSHIFT_EXPR.
11314 A shift count of zero is not special as with *_DIV_EXPR.
11315 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
11318 2007-03-11 Ian Lance Taylor <iant@google.com>
11320 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
11321 the *_DIV_EXPR codes correctly with overflow infinities.
11323 2007-03-11 Ira Rosen <irar@il.ibm.com>
11325 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
11326 indicate success/failure of the analysis. Add negation to subtrahend
11327 in case of subtraction. Fail if both operands contain constants.
11328 (create_data_ref): Fail if analyze_offset fails.
11330 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
11332 * config/i386/i386.md (frndintxf2): Rename to ...
11333 (rintxf2): ... this. Remove expander having same name.
11334 (rintsf2, rintdf2): Implement using SSEMODEF macro.
11335 (roundsf2, rounddf2): Ditto.
11336 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
11337 (lround<mode>di2, lround<mode>si2): Ditto.
11339 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
11341 * lower-subreg.c: Include except.h.
11342 (decompose_multiword_subregs): Verify that the only control flow
11343 insns we can split are loads to multi-words pseudos.
11344 Handle breaking such blocks after splitting, instead of calling
11345 find_many_sub_basic_blocks.
11347 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
11348 on the new basic block. Add a lengthy comment explaining why we
11349 thought this was necessary.
11350 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
11352 2007-03-10 Mark Mitchell <mark@codesourcery.com>
11355 * tree.c (walk_type_fields): Recurse into the element type of
11356 ARRAY_TYPEs if there is a pointer set.
11358 2007-03-10 Dirk Mueller <dmueller@suse.de>
11360 * c-common.c (warn_logical_operator): Fix condition.
11362 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
11364 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
11366 * config/darwin.c (machopic_select_section): Remove superfluous
11367 argument in call to categorize_decl_for_section. Remove unused
11370 2007-03-10 Joseph Myers <joseph@codesourcery.com>
11372 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
11374 * configure: Regenerate.
11376 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
11379 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
11380 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
11381 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
11382 Add LABEL_NUSES to emitted label.
11383 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
11384 branch probability value to emitted jump insn.
11385 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
11386 Do not check life information and do not re-arrange input operands
11387 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
11389 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
11391 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
11392 the change of decode_asm_operands.
11394 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
11396 * mode-switching.c (create_pre_exit): Skip blockage insn.
11398 2007-03-09 Diego Novillo <dnovillo@redhat.com>
11400 * tree-pass.h (TODO_update_smt_usage): Remove.
11402 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
11406 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11408 * pa.c (attr_length_call): Revise condition for long
11409 pc-relative branch.
11410 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
11411 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
11412 sequence on SOM target.
11414 2007-03-09 Geoffrey Keating <geoffk@apple.com>
11416 * gcc.c: Document %{, in big comment at top.
11417 (input_suffix_matches): Remove special handling for .s and
11419 (input_spec_matches): New.
11420 (handle_braces): Handle %{,.
11421 (validate_switches): ',' indicates a value which is not a switch.
11422 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
11423 to detect assembler input.
11424 * config/i386/sol2.h (CPP_SPEC): Likewise.
11425 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
11426 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
11427 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
11428 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
11429 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
11430 -m64 causes deployment target to default to 10.5.
11431 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
11433 2007-03-09 Richard Henderson <rth@redhat.com>
11436 * target.h (targetm.asm.out.reloc_rw_mask): New.
11437 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
11438 (TARGET_ASM_OUT): Use it.
11439 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
11440 * varasm.c (categorize_decl_for_section): Remove shlib argument;
11441 use the new reloc_rw_mask target hook instead.
11442 (default_section_type_flags_1): Merge into...
11443 (default_section_type_flags): ... here.
11444 (decl_readonly_section_1): Merge into...
11445 (decl_readonly_section): ... here.
11446 (default_elf_select_section_1): Merge into...
11447 (default_elf_select_section): ... here.
11448 (default_unique_section_1): Merge into...
11449 (default_unique_section): ... here.
11450 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
11451 (default_select_rtx_section): Use it.
11452 (default_elf_select_rtx_section): Likewise.
11453 * output.h: Update to match.
11454 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
11455 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
11456 (TARGET_ASM_RELOC_RW_MASK): New.
11457 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
11458 to categorize_decl_for_section.
11459 (x86_64_elf_unique_section): Likewise.
11460 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
11461 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
11462 (TARGET_ASM_RELOC_RW_MASK): New.
11463 * config/ia64/ia64.c (ia64_rwreloc_select_section,
11464 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
11465 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
11466 (TARGET_RWRELOC): Remove.
11467 (ia64_section_type_flags): Adjust call to default_section_type_flags.
11468 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
11469 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
11470 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
11471 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
11472 (rs6000_xcoff_select_section): Use decl_readonly_section.
11473 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
11474 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
11475 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
11476 (TARGET_SECTION_TYPE_FLAGS): Remove.
11477 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
11479 2007-03-09 Roger Sayle <roger@eyesopen.com>
11481 * fold-const.c (fold_comparison): Remove compile-time evaluation of
11482 complex constant equality/inequality comparisons for here.
11483 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
11484 known at compile-time or can be simplified to a scalar comparison.
11485 (fold_relational_const): Move compile-time evaluation of complex
11486 constant equality/inequality comparisons to here.
11488 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11490 PR rtl-optimization/30643
11491 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
11493 (fold_rtx): Recurse, like before 2006-11-03.
11495 2007-03-09 DJ Delorie <dj@redhat.com>
11497 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
11500 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
11502 PR tree-optimization/30375
11503 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
11504 LHS of statements is not the same.
11505 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
11507 2007-03-09 Chao-ying Fu <fu@mips.com>
11509 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
11511 * doc/invoke.texi (-mdspr2): Document new option.
11512 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
11513 New unspec for DSP REV 2.
11514 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
11515 these instructions are extended in DSP REV 2.
11516 (mips-dspr2.md): Include.
11517 * config/mips/mips.opt (mdspr2): New option.
11518 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
11519 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
11520 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
11521 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
11522 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
11523 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
11524 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
11526 (bdesc_map): Add one field of unsupported_target_flags.
11527 (bdesc_arrays): Update entries to have extra fields. Add
11529 (mips_init_builtins): Initialize new function types.
11530 Check unsupported_target_fileds to filter out builtins.
11531 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
11533 (ASM_SPEC): Pass mdspr2 to the assembler.
11534 * config/mips/mips-dspr2.md: New file.
11536 2007-03-09 Sa Liu <saliu@de.ibm.com>
11538 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
11540 2007-03-09 Ian Lance Taylor <iant@google.com>
11542 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
11543 argument) like -Wstrict-overflow=2.
11544 * doc/invoke.texi (Warning Options): Update documentation.
11546 2007-03-09 Dirk Mueller <dmueller@suse.de>
11549 * doc/invoke.texi (-Wlogical-op): Document.
11550 * common.opt (-Wlogical-op): New.
11551 * c-common.h (warn_logical_operator): Declare.
11552 * c-common.c (warn_logical_operator): Define.
11553 * c-typeck.c (parser_build_binary_op): Call
11554 warn_logical_operator.
11556 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11558 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
11559 * final.c (final_scan_insn): Test for non-"" file name.
11561 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
11563 * doc/loop.texi: Document the Omega linear constraints solver.
11564 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
11565 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
11566 omega-hash-table-size, omega-max-keys, and
11567 omega-eliminate-redundant-constraints.
11568 * tree-pass.h (pass_check_data_deps): Declared.
11571 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
11572 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
11573 pass_check_data_deps): New.
11574 * tree-data-ref.c (init_data_ref): Remove declaration.
11575 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
11576 (analyze_array): Renamed init_array_ref, move up initializations.
11577 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
11578 Removed arguments that are set to NULL.
11579 (analyze_indirect_ref): Correct indentation, correct call to
11581 (object_analysis): Call init_array_ref instead of analyze_array.
11582 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
11583 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
11584 of DR_ACCESS_FNS_ADDR.
11585 (init_omega_eq_with_af, omega_extract_distance_vectors,
11586 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
11587 ddr_consistent_p): New.
11588 (compute_affine_dependence): Check consistency of ddrs when
11589 flag_check_data_deps is passed.
11590 (analyze_all_data_dependences): Uncomment.
11591 (tree_check_data_deps): New.
11592 * tree-data-ref.h: Include omega.h.
11593 (DR_ACCESS_FNS_ADDR): Removed.
11594 (data_dependence_relation): Add inner_loop.
11595 (DDR_INNER_LOOP): New.
11596 * common.opt (fcheck-data-deps): New.
11597 * tree-flow.h (tree_check_data_deps): Declare.
11598 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
11599 (OBJS-common): Depend on omega.o.
11601 * passes.c (pass_check_data_deps): Scheduled.
11602 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
11603 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
11604 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
11605 PARAM_VECT_MAX_VERSION_CHECKS,
11606 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
11608 2007-03-09 Richard Guenther <rguenther@suse.de>
11610 PR tree-optimization/30904
11611 PR middle-end/31058
11612 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
11613 the same way as *_DIV_EXPR.
11615 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11617 * recog.c (decode_asm_operands): No mixed declarations and code.
11619 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11621 * rtl.def (ASM_INPUT): Add location.
11622 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
11623 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
11624 (decode_asm_operands): Add loc operand.
11625 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
11626 * stmt.c (expand_asm): Rename to...
11627 (expand_asm_loc): ... this. Add locus argument. Pass it on to
11628 gen_rtx_ASM_INPUT_loc.
11629 (expand_asm_expr): Adjust.
11630 * recog.c (decode_asm_operands): Add loc operand.
11631 (check_asm_operands, extract_insn): Adjust.
11632 * reload1.c (maybe_fix_stack_asms): Likewise.
11633 * final.c (asm_insn_count): Likewise.
11634 (final_scan_insn): Output # line before and after asm.
11636 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
11638 * tree-ssa-structalias.c (variable_info): Remove
11640 (new_var_info): Ditto.
11641 (shared_bitmap_info_t): New structure.
11642 (shared_bitmap_table): New variable.
11643 (shared_bitmap_hash): New function.
11644 (shared_bitmap_eq): Ditto
11645 (shared_bitmap_lookup): Ditto.
11646 (shared_bitmap_add): Ditto.
11647 (merge_smts_into): Change to take bitmap directly.
11648 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
11649 (init_alias_vars): Init shared bitmap hashtable.
11650 (delete_points_to_sets): Delete shared bitmap hashtable.
11651 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
11652 is_aliased removal as a change that was still necessary was
11655 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
11657 * config/i386/i386.h (override_options): Conditionally disable
11658 x86_sahf for 64bit targets only.
11660 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
11663 * c-decl.c (merge_decls): Don't call make_var_volatile.
11664 * varasm.c (make_var_volatile): Remove.
11665 * output.h (make_var_volatile): Remove.
11667 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
11669 PR tree-optimization/31085
11670 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
11672 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11674 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
11675 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
11676 ATTR_CONST_NOTHROW_LIST.
11678 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
11681 2007-03-08 Diego Novillo <dnovillo@redhat.com>
11683 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
11685 2007-03-08 Geoffrey Keating <geoffk@apple.com>
11688 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
11690 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
11691 passed, use shared libgcc.
11693 2007-03-08 Roger Sayle <roger@eyesopen.com>
11695 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
11696 instead of calling build2 with a GIMPLE_MODIFY_STMT.
11697 (honor_protect_cleanup_actions, lower_try_finally_switch):
11699 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
11700 ifc_temp_var): Likewise.
11701 * tree-inline.c (setup_one_parameter): Likewise.
11702 * tree-mudflap.c (mf_decl_cache_locals,
11703 mf_build_check_statement_for): Likewise.
11704 * tree-nested.c (init_tmp_var, save_tmp_var,
11705 finalize_nesting_tree_1): Likewise.
11706 * tree-outof-ssa.c (insert_copy_on_edge,
11707 insert_backedge_copies): Likewise.
11708 * tree-profile.c (tree_gen_edge_profiler,
11709 tree_gen_ic_profiler): Likewise.
11710 * tree-scalar-evolution.c (scev_const_prop): Likewise.
11711 * tree-sra.c (sra_build_assignment): Likewise.
11712 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
11713 * tree-ssa-math-opts.c (insert_reciprocals,
11714 execute_cse_sincos_1): Likewise.
11715 * tree-tailcall.c (adjust_accumulator_values,
11716 adjust_return_value): Likewise.
11717 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
11718 * tree-vect-transform.c (vect_create_data_ref_ptr,
11719 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
11720 vect_create_epilog_for_reduction, vectorizable_reduction,
11721 vectorizable_call, vectorizable_conversion,
11722 vectorizable_assignment, vectorizable_operation,
11723 vectorizable_type_demotion, vect_gen_widened_results_half,
11724 vect_permute_store_chain, vectorizable_store,
11725 vect_setup_realignment, vect_permute_load_chain,
11726 vectorizable_load, vectorizable_condition,
11727 vect_create_cond_for_align_checks): Likewise.
11728 * tree-vrp.c (build_assert_expr_for): Likewise.
11730 2007-03-08 Ian Lance Taylor <iant@google.com>
11732 * tree-vrp.c: Include "intl.h".
11733 (usable_range_p): New static function.
11734 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
11735 overflowed values, juts set *strict_overflow_p.
11736 (compare_values): Only return -2 if one of the operands is not a
11738 (compare_ranges): Call usable_range_p.
11739 (compare_range_with_value): Likewise.
11740 (vrp_evaluate_conditional_warnv): Rename from
11741 vrp_evaluate_conditional. Make static. Change all callers.
11742 (vrp_evaluate_conditional): New function.
11743 (simplify_div_or_mod_using_ranges): Issue warning about reliance
11744 on signed overflow.
11745 (simplify_abs_using_ranges): Likewise.
11746 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
11747 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
11748 within_stmt parameter.
11749 * tree-ssa-propagate.c (fold_predicate_in): Update call to
11750 vrp_evaluate_conditional.
11751 * tree-ssa-threadedge.c
11752 (record_temporary_equivalences_from_stmts_at_dest): Change
11753 simplify parameter to take a second tree parameter.
11754 (simplify_control_stmt_condition): Likewise.
11755 (thread_across_edge): Likewise.
11756 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
11757 (thread_across_edge): Likewise.
11758 * Makefile.in (tree-vrp.o): Depend upon intl.h.
11760 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
11762 * config/i386/i386.h (TARGET_SAHF): New define.
11763 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
11764 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
11765 (x86_sahf): New global variable.
11766 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
11767 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
11768 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
11769 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
11771 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
11772 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
11773 when expanding fcomi/sahf based tests.
11774 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
11775 expanding sahf based alternative. Emit sahf based sequence when
11776 optimizing for code size.
11777 * config/i386/i386.md (x86_sahf_1): Do not disable for
11778 TARGET_64BIT, enable for TARGET_SAHF.
11780 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
11782 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
11783 spurious whitespace from error message.
11785 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
11788 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
11790 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
11792 * c-decl.c (grokdeclarator): Disable warnings for anonymous
11794 * tree-sra.c (instantiate_element): Propagate disabled warnings
11795 from the element itself to the created variable.
11797 2007-03-07 Richard Henderson <rth@redhat.com>
11800 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
11801 silently fix up the stack in the case of a missing register.
11803 2007-03-07 Paul Brook <paul@codesourcery.com>
11805 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
11807 2007-03-07 Joseph Myers <joseph@codesourcery.com>
11809 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
11811 (phase1_vrs): Use them.
11812 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
11813 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
11814 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
11815 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
11816 __gnu_Unwind_Restore_WMMXC if required.
11817 (_Unwind_VRS_Pop): Implement iWMMXt support.
11818 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
11819 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
11820 gnu_Unwind_Save_WMMXC): Define.
11822 2007-03-07 Richard Sandiford <richard@codesourcery.com>
11824 * config/vxworks.h (vxworks_override_options): Declare.
11825 (VXWORKS_OVERRIDE_OPTIONS): Use it.
11826 * config/vxworks.c: Include target.h and toplev.h.
11827 (vxworks_override_options): New function.
11828 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
11830 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
11832 * config/s390/s390.c (override_options): Don't emit an error when
11833 -mstack-size is used without providing -mstack-guard.
11834 (s390_emit_prologue): Choose stack_guard value automatically if not
11835 provided via command line.
11836 * doc/invoke.texi: Adjust description of -mstack-guard and
11839 2007-03-07 Richard Sandiford <richard@codesourcery.com>
11841 * config/i386/i386.c (output_set_got): Add a GOT initialization
11842 sequence for VxWorks PIC.
11843 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
11844 around labels as well as symbols. Use gotoff_operand instead
11845 of local_symbolic_operand.
11846 (legitimize_pic_address): Use gotoff_operand instead of
11847 local_symbolic_operand. Use @GOT accesses for labels as
11849 (ix86_output_addr_diff_elt): Use PC-relative rather than
11850 GP-relative offsets for VxWorks PIC.
11851 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
11852 no_new_pseudos. Check whether the returned register is op0.
11853 * config/i386/i386.md (tablejump): Use PC-relative rather than
11854 GP-relative offsets for VxWorks PIC.
11855 * config/i386/predicates.md (gotoff_operand): New predicate.
11857 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11859 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
11861 * config/vxworks-dummy.h: New file.
11862 * config/i386/i386.h: Include it.
11864 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
11866 * dwarf2out.c (is_inlined_entry_point): New
11867 (add_high_low_attributes): Emit DW_AT_entry_pc along with
11868 DW_AT_ranges if the first subblock is the entry point.
11870 2007-03-06 David Daney <ddaney@avtrex.com>
11872 * doc/install.texi (mips-*-*): Change recommended binutils
11875 2007-03-06 Anatoly Sokolov <aesok@post.ru>
11877 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
11878 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
11880 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11881 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11883 2007-03-06 Jan Hubicka <jh@suse.cz>
11885 * errors.h (warning, error, fatal, internal_error): Mark as cold.
11886 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
11888 (probably_cold_bb_p): Cold functions are cold.
11889 (probably_never_executed_bb_p): Cold functions are cold.
11890 (tree_bb_level_predictions): Predict calls to cold functions as not
11892 (compute_function_frequency): Check hot/cold attributes.
11893 * function.h (function_frequency): Update comments.
11894 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
11895 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
11896 (c_common_att): Add cold and hot.
11898 * doc/extend.texi (hot,cold attributes): Document.
11900 2007-03-06 Andrew Haley <aph@redhat.com>
11902 * function.c (expand_function_end): Move blockage to just after we
11903 emit the label for the naked return from the function.
11905 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11907 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
11910 2007-03-06 Jan Hubicka <jh@suse.cz>
11912 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
11913 loaded for constant large models. Non-large 64bit PIC can do.
11914 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
11915 * cmodel.h: Add LARGE PIC.
11916 * i386.md (UNSPEC_PLTOFF): New.
11917 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
11919 (*call_1_rex64): Disable for large models.
11920 (*call_1_rex64_large): New.
11921 (*call_value_1_rex64): Disable for large models.
11922 (*call_value_1_rex64_large): New.
11923 (set_rip_rex4): New.
11924 (set_got_offset_rex64): New.
11925 * predicates.md (constant_call_address_operand): For large model
11926 constant calls are not possible.
11927 * i386-protos.h (construct_plt_address): Declare.
11928 * i386.c (override_options): Accept large models.
11929 (ix86_expand_prologue): Expand large PIC GOT pointer load.
11930 (legitimate_constant_p): Add new UNSPECs.
11931 (legitimate_pic_operand_p): Likewise.
11932 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
11933 (legitimize_pic_address): Do easy RIP relative way for TLS only for
11935 (output_pic_addr_const): Add PLTOFF.
11936 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
11937 (ix86_expand_move): Legitimize pic address when in PIC mode.
11938 (construct_plt_address): New function.
11939 (ix86_expand_call): Offload the address to register and use GOT
11940 pointer for large model.
11941 * invoke.texi (mcmodel=large): Update documentation.
11943 2007-03-06 Richard Henderson <rth@redhat.com>
11945 * config/i386/i386.c (x86_use_leave, x86_push_memory,
11946 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
11947 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
11948 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
11949 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
11950 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
11951 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
11952 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
11953 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
11954 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
11955 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11956 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
11957 x86_sse_partial_reg_dependency, x86_sse_split_regs,
11958 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
11959 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
11960 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
11961 x86_schedule, x86_use_bt, x86_pad_returns,
11962 x86_use_xchgb): Merge into ...
11963 (ix86_tune_features): ... here. New array.
11964 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
11965 x86_bswap): Merge into ...
11966 (ix86_arch_features): ... here. New array.
11967 (x86_3dnow_a): Remove.
11968 (x86_accumulate_outgoing_args): Make static.
11969 (x86_arch_always_fancy_math_387): Make static.
11970 (ix86_tune_mask, ix86_arch_mask): Move ...
11971 (override_options): ... to local variables here. Apply the
11972 appropriate mask to each element of ix86_arch_features and
11973 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
11974 as were done in the old macros.
11975 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
11976 * config/i386/i386.h (x86_use_leave, x86_push_memory,
11977 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
11978 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
11979 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
11980 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
11981 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
11982 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
11983 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
11984 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
11985 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
11986 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11987 x86_accumulate_outgoing_args, x86_prologue_using_move,
11988 x86_epilogue_using_move, x86_decompose_lea,
11989 x86_arch_always_fancy_math_387, x86_shift1,
11990 x86_sse_partial_reg_dependency, x86_sse_split_regs,
11991 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
11992 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
11993 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
11994 x86_use_incdec, x86_pad_returns, x86_bswap,
11995 x86_partial_flag_reg_stall): Remove.
11996 (enum ix86_tune_indices): New.
11997 (ix86_tune_features): New.
11998 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
11999 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
12000 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
12001 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
12002 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
12003 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
12004 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
12005 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
12006 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
12007 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
12008 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
12009 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
12010 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
12011 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
12012 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
12013 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
12014 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
12015 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
12016 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
12017 TARGET_EXT_80387_CONSTANTS): Use it.
12018 (enum ix86_arch_indices): New.
12019 (ix86_arch_features): New.
12020 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
12021 TARGET_BSWAP): Use it.
12022 (ix86_tune_mask, ix86_arch_mask): Remove.
12024 2007-03-06 Joseph Myers <joseph@codesourcery.com>
12027 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
12028 Define using $${sysroot_headers_suffix}.
12029 * configure: Regenerate.
12030 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
12031 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
12033 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
12034 * gcc.c (print_sysroot_headers_suffix): New.
12035 (option_map): Include --print-sysroot-headers-suffix.
12036 (display_help): Mention -print-sysroot-headers-suffix.
12037 (process_command): Handle -print-sysroot-headers-suffix.
12038 (do_spec_1): Append multilib directory to include-fixed path if
12039 sysroot suffixes in use.
12040 (main): Handle -print-sysroot-headers-suffix.
12041 * Makefile.in (start.encap): Don't depend on xlimits.h
12042 (xlimits.h): Remove.
12043 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
12044 limits.h for each multilib in fixinc_list.
12045 (fixinc_list, s-fixinc_list): New.
12046 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
12047 generate them for each multilib in fixinc_list.
12048 (stmp-fixproto): Use include-fixed. Run fixproto for each
12049 multilib in fixinc_list.
12050 (mostlyclean): Don't remove xlimits.h.
12051 (clean): Remove include-fixed.
12052 (real-install-headers-tar, real-install-headers-cpio,
12053 real-install-headers-cp): Don't copy include, only include-fixed.
12054 (install-mkheaders): Depend on fixinc_list. Don't depend on
12055 xlimits.h. Save limits.h files for each multilib in fixinc_list.
12056 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
12057 SYSTEM_HEADER_DIR setting in mkheaders.conf.
12059 2007-03-06 Jan Hubicka <jh@suse.cz>
12061 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
12064 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12066 * configure.ac: Allow tm_file to contain build-directory files.
12067 * configure: Regenerate.
12068 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
12069 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
12070 * config/m68k/print-sysroot-suffix.sh: New file.
12072 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12074 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
12075 of pic_offset_table_rtx if reload_completed.
12076 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
12077 PIC_OFFSET_TABLE_REGNUM.
12078 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
12080 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
12081 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
12083 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12085 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
12086 functions that call eh_return.
12088 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12090 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
12091 functions that need a constant pool.
12093 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12096 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
12097 (m68k_preferred_reload_class): Likewise.
12098 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
12099 (SECONDARY_RELOAD_CLASS): Define.
12100 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
12101 (LIMIT_RELOAD_CLASS): Delete.
12102 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
12103 registers from storing bytes.
12104 (m68k_secondary_reload_class): New function.
12105 (m68k_preferred_reload_class): Likewise.
12107 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12109 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
12111 (m68k_expand_prologue): Likewise.
12113 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12115 * config/m68k/m68k-protos.h (output_sibcall): Declare.
12116 (mips_expand_epilogue): Add a bool parameter.
12117 (m68k_legitimize_sibcall_address): Declare.
12118 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
12119 (m68k_expand_epilogue): Add a parameter to select between sibling
12120 and normal epilogues. Only generate a return for the latter.
12121 (m68k_ok_for_sibcall_p): New function.
12122 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
12123 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
12124 (sibcall_value, *sibcall_value): Likewise.
12125 (*call, *call_value): Require !SIBLING_CALL_P.
12126 (epilogue): Update call to m68k_expand_epilogue.
12127 (sibcall_epilogue): New pattern.
12128 * config/m68k/predicates.md (const_call_operand): Say that this
12129 predicate applies to sibling calls too.
12130 (sibcall_operand): New predicate.
12132 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12134 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
12135 alternatives as movsi_cf.
12136 (movsf_cf_hard): Add commentary.
12138 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
12139 Richard Sandiford <richard@codesourcery.com>
12141 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
12142 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
12143 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
12144 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
12145 as being live on exit from an interrupt function.
12146 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
12147 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
12148 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
12149 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
12150 (m68k_interrupt_function_p): Globalize.
12151 (m68k_compute_frame_layout): Remove reverse mask code.
12152 (m68k_emit_movem, m68k_set_frame_related): New functions.
12153 (m68k_output_function_prologue): Delete in favor of...
12154 (m68k_expand_prologue): ...this new function.
12155 (m68k_output_function_epilogue): Delete in favor of...
12156 (m68k_expand_epilogue): ...this new function.
12157 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
12159 (print_operand): Handle %?.
12160 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
12161 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
12162 (prologue, epilogue): New patterns.
12163 (return): Turn into a define_expand.
12164 (*return): New pattern, derived from old "return" pattern. Use rte
12165 rather than rts for interrupt functions. Only use rtd if the pop
12167 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
12168 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
12169 (link, *link, unlink, *unlink, load_got): Likewise.
12171 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12175 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
12176 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
12177 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
12178 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
12179 and m68k_matches_u_p.
12180 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
12181 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
12182 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
12183 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
12184 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
12185 (REG_STRICT_P): New macro.
12186 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
12187 PCREL_GENERAL_OPERAND_OK.
12188 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
12189 m68k_legitimate_base_reg_p.
12190 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
12191 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
12192 (PIC_CASE_VECTOR_ADDRESS): Update comment.
12193 * config/m68k/m68k.c (m68k_address): New structure.
12194 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
12195 (m68k_decompose_index, m68k_legitimate_constant_address_p)
12196 (m68k_jump_table_ref_p, m68k_decompose_address)
12197 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
12198 (m68k_matches_u_p): New functions.
12199 (print_operand_address): Rewrite to use m68k_decompose_index.
12201 2007-03-05 David Taylor <dtaylor@emc.com>
12203 * gcc.c: Correct copyright date in --version output.
12205 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12207 * pa.md: In unamed move patterns, disparge copies between general
12208 and floating point registers using '?' modifier. Don't include 'f'
12209 constraint for register preferences in DImode, SImode, HImode and
12210 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
12211 Remove constraints for copies between general and floating registers
12212 in soft-float DFmode pattern.
12213 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
12217 2007-03-05 Mike Stump <mrs@apple.com>
12219 * c-common.c (targetcm): Add.
12220 * c-opts.c (c_common_handle_option): Handle language specific
12222 * opts.c (handle_option): Verify language for target options, if
12224 * opth-gen.awk: Add CL_LANG_ALL.
12225 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
12226 (TARGETCM_INITIALIZER): Add.
12227 * target.h (struct gcc_targetcm): Add.
12229 * targhooks.c (default_handle_c_option): Add.
12230 * targhooks.h (default_handle_c_option): Add.
12231 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
12233 * config/darwin.opt (iframework): Add.
12234 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
12235 * config/darwin-c.c (handle_c_option): Add.
12236 (TARGET_HANDLE_C_OPTION): Add.
12238 * doc/invoke.texi (Darwin Options): Add -iframework.
12240 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12242 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
12245 2007-03-05 Ian Lance Taylor <iant@google.com>
12247 * c.opt (fgnu89-inline): New option.
12248 * c-opts.c (c_common_post_options): Set default value for
12250 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
12251 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
12253 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
12254 (grokdeclarator, start_function): Likewise.
12255 * c-cppbuiltin.c (c_cpp_builtins): Define either
12256 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
12257 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
12258 (C Dialect Options): Document -fgnu89-inline.
12259 * doc/extend.texi (Function Attributes): Explain what the
12260 gnu_inline attribute does.
12261 * doc/cpp.texi (Common Predefined Macros): Document
12262 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
12264 2007-03-05 Ian Lance Taylor <iant@google.com>
12266 PR tree-optimization/31034
12267 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
12268 half-range if the other side is an overflow infinity.
12270 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
12272 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
12273 (bfin*-linux-uclibc*): New configuration.
12274 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
12276 * config/bfin/linux.h: New file.
12277 * config/bfin/libgcc-bfin.ver: New file.
12278 * config/bfin/t-bfin-uclinux: New file.
12279 * config/bfin/t-bfin-linux: New file.
12280 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
12281 (TARGET_OS_CPP_BUILTINS): New macro.
12283 2007-03-05 Richard Guenther <rguenther@suse.de>
12285 * fold-const.c (fold_binary): Remove duplicate folding
12286 of comparison of non-null ADDR_EXPR against null.
12288 2007-03-05 Richard Guenther <rguenther@suse.de>
12289 Dorit Nuzman <dorit@il.ibm.com>
12291 PR tree-optimization/26420
12292 * tree-vectorizer.c (vectorize_loops): Bail out early if there
12293 are no loops in the function. Only print the number of
12294 vectorized loops if it is greater than zero or we are supposed
12295 to print information about unvectorized loops.
12297 2007-03-05 Revital Eres <eres@il.ibm.com>
12299 * gcc.dg/var-expand1.c: New test.
12300 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
12301 when an accumulator is expanded.
12303 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12306 * c-common.c (convert_and_check): Don't give warnings for
12307 conversion if 'expr' already overflowed.
12309 2007-03-04 Roger Sayle <roger@eyesopen.com>
12311 PR middle-end/30744
12312 * fold-const.c (fold_comparison): Enforce type consistency when
12313 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
12315 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
12317 * tree-ssa-address.c (create_mem_ref): Do not put an expression
12318 containing a cast to the base of TARGET_MEM_REF.
12320 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
12322 * tree.c (tree_contains_struct_check_failed): Remove spurious
12323 whitespace from error message.
12325 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
12328 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
12329 instead of precision.
12331 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
12332 Nathan Sidwell <nathan@codesourcery.com>
12334 * emit-rtl.c (find_auto_inc): New.
12335 (try_split): recreate REG_INC notes,
12336 Use regular for loops rather than whiles.
12338 2007-03-03 Andreas Schwab <schwab@suse.de>
12340 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
12341 * configure: Regenerate.
12343 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12345 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
12346 flag_rounding_math, not flag_unsafe_math_optimizations.
12348 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
12350 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
12351 alpha_fold_vector_minmax): Likewise.
12352 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
12353 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
12355 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
12357 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
12358 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
12359 if the lhs has side-effects.
12360 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
12362 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12364 * config/i386/i386.h (TUNEMASK): Remove define.
12365 (ARCHMASK): Remove define.
12366 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
12367 Use ix86_arch_mask variable instead of ARCHMASK.
12368 * config/i386/i386.c (override_options): Ditto.
12369 (standard_80387_constant_p): Ditto.
12371 2007-03-02 Ian Lance Taylor <iant@google.com>
12373 Used signed infinities in VRP.
12374 * tree-vrp.c (uses_overflow_infinity): New static function.
12375 (supports_overflow_infinity): New static function.
12376 (make_overflow_infinity): New static function.
12377 (negative_overflow_infinity): New static function.
12378 (positive_overflow_infinity): New static function.
12379 (is_negative_overflow_infinity): New static function.
12380 (is_positive_overflow_infinity): New static function.
12381 (is_overflow_infinity): New static function.
12382 (overflow_infinity_range_p): New static function.
12383 (compare_values_warnv): New function split out of compare_values.
12384 (compare_value): Call it.
12385 (set_value_range_to_nonnegative): Add overflow_infinity
12386 parameter. Change caller.
12387 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
12389 (vrp_expr_computes_nonzero): Likewise.
12390 (compare_ranges, compare_range_with_value): Likewise.
12391 (compare_name_with_value, compare_names): Likewise.
12392 (vrp_evaluate_conditional): Likewise.
12393 (set_value_range): Handle infinity
12394 (vrp_operand_equal_p, operand_less_p): Likewise.
12395 (extract_range_from_assert): Likewise.
12396 (vrp_int_const_binop): Likewise.
12397 (extract_range_from_binary_expr): Likewise.
12398 (extract_range_from_unary_expr): Likewise.
12399 (extract_range_from_comparison): Likewise.
12400 (extract_range_from_expr): Likewise.
12401 (dump_value_range): Likewise.
12402 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
12403 (test_for_singularity): Likewise.
12404 (vrp_int_const_binop): Remove inline qualifier.
12405 (adjust_range_with_scev): Add comment.
12406 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
12408 2007-03-02 Diego Novillo <dnovillo@redhat.com>
12410 * tree-ssa-structalias.c (could_have_pointers): Tidy.
12411 (get_constraint_for): Likewise.
12412 (do_structure_copy): Likewise.
12413 (find_func_aliases): Fix references to MODIFY_EXPR.
12414 (intra_create_variable_infos): Tidy.
12415 * tree-ssa-operands.c (add_virtual_operand): Add argument
12417 When adding members of alias sets, if IS_CALL_SITE is true and
12418 the symbol is not call-clobbered, skip it.
12419 Adjust all callers.
12421 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
12423 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
12424 entry by means of emit_insn_at_entry.
12426 2007-03-02 Richard Henderson <rth@redhat.com>
12428 * expr.h (promoted_input_arg): Remove decl.
12429 * function.c (promoted_input_arg): Merge into ...
12430 * combine.c (setup_incoming_promotions): ... only caller.
12431 Rearrange to avoid double loop.
12433 2007-03-02 Ben Elliston <bje@au.ibm.com>
12434 Peter Bergner <bergner@vnet.ibm.com>
12435 Janis Johnson <janis187@us.ibm.com>
12437 * config/rs6000/dfp.md: New file.
12438 * config/rs6000/rs6000.md: Include dfp.md.
12439 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
12440 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
12441 and TDmode decimal float modes in FP registers.
12442 (num_insns_constant): Likewise.
12443 (rs6000_legitimate_offset_address_p): Likewise.
12444 (rs6000_legitimize_address): Likewise.
12445 (rs6000_legitimize_reload_address): Likewise.
12446 (rs6000_legitimate_address): Likewise.
12447 (rs6000_emit_move): Likewise.
12448 (function_arg_boundary): Likewise.
12449 (function_arg_advance): Likewise.
12450 (rs6000_darwin64_record_arg_recurse): Likewise.
12451 (function_arg): Likewise.
12452 (rs6000_gimplify_va_arg): Likewise.
12453 (rs6000_split_multireg_move): Likewise.
12454 (rs6000_output_function_epilogue): Likewise.
12455 (rs6000_output_function_epilogue): Likewise.
12456 (rs6000_register_move_cost): Likewise.
12457 (rs6000_function_value): Likewise.
12458 (rs6000_libcall_value): Likewise.
12460 2007-03-02 Richard Sandiford <richard@codesourcery.com>
12462 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
12464 2007-03-02 Richard Sandiford <richard@codesourcery.com>
12466 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
12467 Use $MULTIDIR to choose between the kernel and RTP headers,
12468 and use $WIND_BASE and $WIND_USR to locate them.
12470 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12472 * config/i386/i386.c (override_options): Put initialization of
12473 ix86_tune_mask and ix86_arch_mask to the correct place.
12475 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12476 Michael Meissner <michael.meissner@amd.com>
12479 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
12480 (ARCHMASK): Define.
12481 (TARGET_CMOVE): Use ARCHMASK.
12482 (TARGET_CMPXCHG): Ditto.
12483 (TARGET_CMPXCHG8B): Ditto.
12484 (TARGET_XADD): Ditto.
12485 (TARGET_BSWAP): Ditto.
12486 * config/i386/i386.c (ix86_tune_mask): New global variable.
12487 (ix86_arch_mask): Ditto.
12488 (override_options): Initialize ix86_tune_mask and
12489 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
12492 2007-03-02 Ben Elliston <bje@au.ibm.com>
12495 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
12497 2007-03-02 Joseph Myers <joseph@codesourcery.com>
12499 * target.h (init_dwarf_reg_sizes_extra): New target hook.
12500 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
12501 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
12502 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
12504 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
12505 rs6000_init_dwarf_reg_sizes_extra): New.
12506 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
12507 SPE register high parts.
12509 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
12511 * Makefile.in: Add install-pdf target as
12512 copied from automake v1.10 rules.
12513 * configure.ac: Add install-pdf to target list.
12514 * configure: Regenerate.
12516 2007-03-01 Paul Brook <paul@codesourcery.com>
12518 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
12519 modes to LDRD for DImode.
12520 (output_move_double): Fixup out of range ldrd/strd.
12521 (vfp_secondary_reload_class): Rename...
12522 (coproc_secondary_reload_class): ... to this. Add wb argument.
12523 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
12524 coproc_secondary_reload_class for CLASS_IWMMXT.
12525 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
12526 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
12528 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
12530 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
12531 unroll factor by the estimated number of iterations.
12532 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
12533 than prefetch latency.
12535 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
12536 decode_caches_intel, detect_caches_intel): New functions.
12537 (host_detect_local_cpu): Use detect_caches_amd and
12538 detect_caches_intel.
12540 2007-03-01 Richard Henderson <rth@redhat.com>
12542 * expr.c (emit_move_complex_push): Export.
12543 (emit_move_complex_parts): Split out from ...
12544 (emit_move_complex): ... here.
12545 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
12546 * config/i386/i386.md (movcdi): New.
12548 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
12550 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
12551 size of mode1 to check for tieable modes in MMX case.
12553 2007-03-01 Richard Sandiford <richard@codesourcery.com>
12555 * Makefile.in (rtlanal.o): Depend on tree.h.
12556 * rtl.h (offset_within_section_p, split_const): Declare.
12557 * rtlanal.c: Include tree.h.
12558 (offset_within_block_p): New function, taken from
12559 mips_offset_within_object_p.
12560 (split_const): New function, taken from mips_split_const.
12561 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
12563 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
12564 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
12565 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
12566 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
12567 (m68k_illegitimate_symbolic_constant_p): New function.
12568 * config/m68k/m68k.md (movsi): Remove misleading predicates.
12569 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
12570 symbolic constant that might be outside the symbol's section,
12571 move the symbol first and then add the offset.
12572 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
12574 * config/mips/mips.c (mips_split_const): Delete.
12575 (mips_offset_within_object_p): Delete.
12576 (mips_symbolic_constant_p): Use offset_within_section_p and
12577 split_const instead of mips_offset_within_object_p and
12579 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
12580 (mips_legitimize_const_move, print_operand_reloc)
12581 (mips_dangerous_for_la25_p): Use split_const instead of
12584 2007-02-28 Eric Christopher <echristo@apple.com>
12586 * Makefile.in (install-include-dir): Don't rm -rf include.
12588 2007-02-28 Richard Guenther <rguenther@suse.de>
12590 PR middle-end/30364
12591 * fold-const.c (fold_binary): Do not associate expressions
12592 with more than one variable for integer types that do not wrap.
12594 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
12596 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
12597 Delete, and replace with...
12598 (fold_builtin_call_array): This. Update callers to use it.
12599 * fold-const.c (fold_build_call_list): Delete, and replace with...
12600 (fold_build_call_array): This.
12601 (fold_build_call_list_initializer): Delete, and replace with...
12602 (fold_build_call_array_initializer): This.
12603 * tree.h: Update declarations to reflect above changes.
12605 * c-typeck.c (build_function_call): Store converted arguments
12606 in a stack-allocated array instead of building a list.
12607 (convert_arguments): Store arguments in the array passed in as an
12608 argument, and return the actual number of arguments.
12609 * c-format.c: (check_function_format): Pass arguments in an
12610 array instead of a list.
12611 * c-common.c (check_function_nonnull): Likewise.
12612 (check_function_sentinel): Likewise.
12613 (check_function_arguments): Likewise.
12614 * c-common.h: Update declarations to reflect above changes.
12616 2007-02-28 Jan Hubicka <jh@suse.cz>
12618 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
12619 PRED_NEGATIVE_RETURN): Update outcomes.
12621 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
12623 * calls.c (emit_library_call_value_1): Handle partial registers
12624 correctly when building up CALL_INSN_FUNCTION_USAGE.
12626 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12628 * pa/predicates.md (move_src_operand): Allow zero for mode.
12629 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
12632 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
12635 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
12636 *movv2df_internal): Enable pattern only for valid operand
12638 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
12639 tie only 128bit modes. For MMX registers, tie only 64bit modes.
12641 2007-02-27 Mike Stump <mrs@apple.com>
12643 * config/darwin-crt3.c: Avoid compilation when compiling for a
12646 2007-02-27 Joseph Myers <joseph@codesourcery.com>
12648 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
12650 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
12651 for fixed headers and limits.h.
12652 (install-include-dir, install-headers-tar, install-headers-cpio,
12653 install-headers-cp, real-install-headers-tar,
12654 real-install-headers-cpio, real-install-headers-cp): Handle
12655 include-fixed as well as include.
12656 (install-mkheaders): Don't install files that go only in include
12658 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
12659 from GCC_INCLUDE_DIR.
12660 * gcc.c (process_command): Remove special -BstageN/ handling.
12661 (do_spec_1): Add include-fixed directories.
12663 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12665 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
12667 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
12669 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
12672 2007-02-27 Mark Mitchell <mark@codesourcery.com>
12674 * c-common.c (get_priority): Add check for
12675 SUPPORTS_INIT_PRIORITY.
12677 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12679 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
12681 * config/bfin/bfin.c: Include "cfglayout.h".
12682 (MAX_LSETUP_DISTANCE): New macro.
12683 (struct loop_info): New members incoming, incoming_src and
12684 incoming_dest. Delete member predecessor.
12685 (length_for_loop): New function.
12686 (bfin_optimize_loop): Handle more different loop structures.
12687 (bfin_discover_loop): Rework detection of predecessor blocks by
12688 examining incoming edges.
12689 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
12691 (bfin_reorder_loops): New function.
12692 (bfin_reorg_loops): Use these three new functions.
12694 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
12695 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
12696 (CONSTRAINT_LEN): Add entry for 'q'.
12697 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
12698 Add 'q' constraints.
12699 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
12700 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
12702 * config/bfin/bfin.md (add_with_carry): New pattern.
12703 (s_or_u, su_optab, su_modifier): New code macros/attrs.
12704 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
12705 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
12706 support unsigned multiplies too. Removed incorrect commutativity from
12707 operand 1 constraint where appropriate.
12708 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
12710 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
12711 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
12713 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
12714 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
12715 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
12716 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
12717 usmulhisi_hh_huh): New patterns.
12719 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
12720 lshifthi3): Fix output template to use half reg for operand 2.
12722 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
12725 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
12727 2007-02-27 Andreas Schwab <schwab@suse.de>
12729 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
12731 2007-02-27 Jan Hubicka <jh@suse.cz>
12733 * predict.c (last_basic_block_p): Remove.
12734 (tree_estimate_probability): Update return heuristic for commonized
12737 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
12739 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
12741 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
12743 * doc/include/gcc-common.texi (versionsubtitle): New macro.
12744 * doc/cpp.texi: Standardize title page.
12745 * doc/cppinternals.texi: Likewise.
12746 * doc/gcc.texi: Standardize title page, remove version number
12747 from copyright page.
12748 * doc/gccint.texi: Likewise.
12749 * doc/install.texi: Standardize title page, add table of
12752 2007-02-26 Jan Hubicka <jh@suse.cz>
12754 * predict.def: Set outcomes according to more recent results.
12755 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
12756 Remove dead predictors.
12757 * predict.c (return_prediction): Fix pasto.
12759 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12761 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
12762 change; avoid a memory leak when returning early.
12764 2007-02-26 Mark Mitchell <mark@codesourcery.com>
12766 * c-decl.c (static_ctors): Move to c-common.c.
12767 (static_dtors): Likewise.
12768 (finish_function): Use c_record_cdtor_fn.
12769 (build_cdtor): Move to c-common.c.
12770 (c_write_global_declarations): Use c_build_cdtor_fns.
12771 * c-common.h (static_ctors): Declare.
12772 (static_dtors): Likewise.
12773 (c_record_cdtor_fn): Likewise.
12774 (c_build_cdtor_fns): Likewise.
12775 * c-common.c (static_ctors): New variable.
12776 (static_dtors): Likewise.
12777 (c_record_cdtor_fn): New function.
12778 (build_cdtor): Move from c-decl.c
12779 (c_build_cdtor_fns): New function.
12781 * output.h (assemble_addr_to_section): Declare.
12782 (get_cdtor_priority_section): Likewise.
12783 * varasm.c (assemble_addr_to_section): New function.
12784 (get_cdtor_priority_section): Likewise.
12785 (default_named_section_asm_out_destructor): Use them.
12786 (destor_dtor_section_asm_out_destructor): Likewise.
12787 (default_named_section_asm_out_constructor): Likewise.
12788 (default_ctor_section_asm_out_constructor): Likewise.
12789 * config.gcc (*-*-vxworks*): Include vxworks.o.
12790 * config/t-vxworks (vxworks.o): New target.
12791 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
12792 (TARGET_ASM_CONSTRUCTOR): Define.
12793 (TARGET_ASM_DESTRUCTOR): Likewise.
12794 (vxworks_asm_out_constructor): Declare.
12795 (vxworks_asm_out_destructor): Likewise.
12797 * c-common.c (get_priority): Check that we have not just an
12798 INTEGER_CST, but an integer constant with integeral type.
12800 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
12802 PR tree-optimization/30938
12803 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
12804 use &dt[nargs-1] instead of &dt[nargs] in the call to
12805 vect_is_simple_use().
12807 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
12809 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
12810 from register elimination as PRE_MODIFY / POST_MODIFY increments.
12811 Do not attempt to handle MEM inside auto-inc expressions.
12812 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
12813 of a register modified by an auto-inc expression. However, do handle
12814 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
12815 (elimination_effects): Prohibit elimination of a register modified
12816 by an auto-inc expression. Disable register elimination rules whose
12817 target register is modified by an auto-inc expression with variable
12820 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
12822 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
12824 (array_at_struct_end_p): New function.
12825 (idx_infer_loop_bounds): Use it.
12826 (estimate_numbers_of_iterations_loop): Export.
12827 * predict.c (predict_loops): Use estimated_loop_iterations_int.
12828 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
12829 (tree_estimate_probability): Call record_loop_exits.
12830 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
12831 (estimated_loop_iterations, estimated_loop_iterations_int,
12832 estimated_loop_iterations_tree): New functions.
12833 (analyze_siv_subscript_cst_affine,
12834 compute_overlap_steps_for_affine_1_2,
12835 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
12836 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
12837 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
12838 (PRED_LOOP_ITERATIONS_GUESSED): New.
12839 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
12840 * cfgloop.h (estimate_numbers_of_iterations_loop,
12841 estimated_loop_iterations_int): Declare.
12843 2007-02-25 Mark Mitchell <mark@codesourcery.com>
12845 * doc/extend.texi: Document optional priority argument to
12846 constructors and destructors.
12847 * tree.c (init_priority_for_decl): Adjust GTY markers.
12848 (init_ttree): Use priority-info hash functions for
12849 init_priority_for_decl.
12850 (tree_map_eq): Rename to ...
12851 (tree_map_base_eq): ... this.
12852 (tree_map_marked_p): Rename to ...
12853 (tree_map_base_marked_p): ... this.
12854 (tree_map_base_hash): New function.
12855 (decl_init_priority_lookup): Rework.
12856 (decl_fini_priority_lookup): New function.
12857 (decl_priority_info): New function.
12858 (decl_init_priority_insert): Use it.
12859 (decl_fini_priority_insert): Likewise.
12860 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
12862 (decl_restrict_base_insert): Likewise.
12863 (decl_debug_expr_insert): Likewise.
12864 (decl_value_expr_lookup): Likewise.
12865 (decl_value_expr_insert): Likewise.
12866 * tree.h (priority_type): New type.
12867 (decl_init_priority_lookup): Use priority_type.
12868 (decl_fini_priority_lookup): New function.
12869 (decl_init_priority_insert): Use priority_type.
12870 (decl_fini_priority_insert): New function.
12871 (DECL_HAS_INIT_PRIORITY): Tweak comments.
12872 (DECL_INIT_PRIORITY): Likewise.
12873 (SET_DECL_INIT_PRIORITY): Add comment.
12874 (DECL_FINI_PRIORITY): New macro.
12875 (SET_DECL_FINI_PRIORITY): Likewise.
12876 (DEFAULT_INIT_PRIORITY): Document.
12877 (MAX_INIT_PRIORITY): Likewise.
12878 (MAX_RESERVED_INIT_PRIORITY): Likewise.
12879 (tree_map_base): New type.
12880 (tree_map_base_eq): New function.
12881 (tree_map_base_hash): Likewise.
12882 (tree_map_base_marked_p): Likewise.
12883 (tree_map): Inherit from tree_map_base.
12884 (tree_map_eq): Make it a macro.
12885 (tree_map_marked_p): Likewise.
12886 (tree_int_map): Inherit from tree_map_base.
12887 (tree_int_map_eq): Make it a macro.
12888 (tree_int_map_hash): Likewise.
12889 (tree_int_map_marked_p): Likewise.
12890 (tree_priority_map): New type.
12891 (tree_priority_map_eq): New macro.
12892 (tree_priority_map_hash): Likewise.
12893 (tree_priority_map_marked_p): Likewise.
12894 * varasm.c (emults_decl): Adjust for refactoring of tree_map
12896 (emutls_common_1): Likewise.
12897 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
12898 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
12899 of tree_map hierarchy.
12900 * tree-cfg.c (move_stmt_r): Likewise.
12901 (new_label_mapper): Likewise.
12902 * c-tree.h (c_expand_body): Move to ...
12903 * c-common.h (c_expand_body): ... here.
12904 * c-decl.c (c_expand_body): Move to ...
12905 * c-common.c (c_expand_body): ... here.
12906 (c_common_attribute_table): Allow 1 argument for the constructor
12907 and destructor attributes.
12908 (get_priority): New function.
12909 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
12910 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
12912 2007-02-24 Jan Hubicka <jh@suse.cz>
12914 PR middle-end/30509
12915 * tree-inline.c (copy_bb): Produce exact copy of EH info when
12916 copying for inlining.
12918 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12919 Jan Hubicka <jh@suse.cz>
12922 * i386.c (counter_mode): New function.
12923 (expand_set_or_movmem_via_loop): Use it.
12924 (expand_movmem_epilogue): Likewise; fix pasto.
12925 (ix86_expand_movmem): Do emit guard even for constant counts.
12926 (ix86_expand_setmem): Likewise.
12928 2007-02-25 Nick Clifton <nickc@redhat.com>
12930 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
12931 (JUMP_TABLES_IN_TEXT_SECTION): Define.
12933 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12936 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
12937 count argument with 0x10, not with 0x16.
12938 (expand_setmem_epilogue): Ditto.
12940 2007-02-24 Mike Stump <mrs@apple.com>
12942 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
12945 2007-02-24 Richard Guenther <rguenther@suse.de>
12947 PR middle-end/30951
12948 * fold-const.c (fold_binary): Fold x +- CST op x for
12949 EQ_EXPR and NE_EXPR.
12951 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12953 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
12955 2007-02-24 Jan Hubicka <jh@suse.cz>
12957 * cgraphunit.c (decide_is_function_needed): Honor
12958 -fkeep-inline-functions.
12960 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12962 * builtins.c (fold_builtin_modf): New.
12963 (fold_builtin_2): Use it.
12965 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
12967 * loop-iv.c (implies_p): Detect additional cases where A implies B.
12968 (determine_max_iter): Take additional LOOP arg; all callers changed.
12969 Lose broken logic dealing with PLUS. Try to limit the upper bound by
12970 one using simplifications.
12971 (simplify_using_initial_values): Return if the expression becomes
12972 invalid due to altered regs.
12974 2007-02-23 DJ Delorie <dj@redhat.com>
12976 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
12978 2007-02-23 Mike Stump <mrs@apple.com>
12980 * tlink.c (scan_linker_output): Parse linker messages from
12981 darwin9's linker better.
12983 2007-02-23 Steve Ellcey <sje@cup.hp.com>
12986 * varpool.c (varpool_assemble_pending_decls): Set
12987 varpool_last_needed_node to null.
12989 2007-02-23 DJ Delorie <dj@redhat.com>
12991 * config/i386/i386.c (ix86_data_alignment): Don't specify an
12992 alignment bigger than the object file can handle.
12994 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
12997 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
12998 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
12999 (*movsf_1): Penalize MMX moves.
13001 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
13003 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
13004 2^32-1 or more times unless flag_unsafe_loop_optimizations.
13006 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
13008 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13010 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
13011 (fold_builtin_1): Use them.
13012 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
13013 BUILT_IN_SIGNIFICAND.
13015 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
13017 * config/i386/i386.c (bdesc_1arg): Initialize
13018 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
13019 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
13020 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
13021 and IX86_BUILTIN_MOVSLDUP.
13023 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
13025 PR rtl-optimization/30841
13026 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
13028 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13030 * builtins.c (fold_builtin_frexp): New.
13031 (fold_builtin_2): Use it.
13033 2007-02-22 Mark Mitchell <mark@codesourcery.com>
13035 * doc/invoke.texi (Spec Files): Document getenv spec function.
13037 * gcc.c (getenv_spec_function): New function.
13038 (static_spec_functions): Add it.
13039 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
13040 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
13043 2007-02-22 Michael Matz <matz@suse.de
13046 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
13047 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
13049 2007-02-22 Ian Lance Taylor <iant@google.com>
13052 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
13053 (mem_loc_descriptor): Call it.
13055 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
13056 Ira Rosen <irar@il.ibm.com>
13058 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
13060 2007-02-22 Ira Rosen <irar@il.ibm.com>
13062 PR tree-optimization/30843
13063 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
13064 stores only after all the group is vectorized.
13066 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
13068 PR tree-optimization/30858
13069 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
13070 in the reduction cycle have a single use in the loop.
13071 * tree-vectorizer.h (relevant): Add documentation.
13073 2007-02-20 Mike Stump <mrs@apple.com>
13075 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
13076 * configure: Regenerate.
13078 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
13080 Change the defaults of some parameters and options.
13081 * config/spu/spu-protos.h (spu_optimization_options): Declare.
13082 * config/spu/spu.c (spu_optimization_options): Add.
13083 (spu_override_options): Change params in spu_optimization_options.
13084 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
13086 Register 127 is only 16 byte aligned when used as a frame pointer.
13087 * config/spu/spu-protos.h (spu_init_expanders): Declare.
13088 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
13089 HARD_FRAME_POINTER_REGNUM.
13090 (spu_legitimate_address): Use regno_aligned_for_reload.
13091 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
13092 aligned when frame_pointer_needed is true.
13093 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
13095 * config/spu/spu.h (INIT_EXPANDERS): Define.
13097 Make sure shift and rotate instructions have valid immediate operands.
13098 * config/spu/predicates.md (spu_shift_operand): Remove.
13099 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
13100 * config/spu/constraints.md (W, O): Extend range.
13101 * config/spu/spu.md (umask, nmask): Define.
13102 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
13103 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
13104 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
13105 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
13106 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
13107 (lshr<mode>3_reg): Fix rtl description.
13109 Make sure mulhisi immediate operands are valid.
13110 * config/spu/predicates.md (imm_K_operand): Add.
13111 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
13113 Generate constants using fsmbi and andi.
13114 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
13115 (print_operand, spu_split_immediate, classify_immediate,
13116 fsmbi_const_p): Handle IC_FSMBI2.
13118 Correctly handle a CONST_VECTOR containing symbols.
13119 * config/spu/spu.c (print_operand): Handle HIGH correctly.
13120 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
13121 (immediate_load_p): Allow symbols that use 2 instructions to create.
13122 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
13123 with symbols when flag_pic is set.
13124 (const_vector_immediate_p): New.
13125 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
13126 accept a CONST_VECTOR with symbols.
13127 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
13128 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
13130 * config/spu/spu.md (high, low): Delete.
13131 (low_<mode>): Define.
13133 Remove INTRmode and INTR_REGNUM, which didn't work.
13134 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
13136 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
13137 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
13138 peephole2 pattern): Don't use INTR or 131.
13139 (movintrcc): Delete.
13140 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
13141 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
13142 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
13143 (UNSPEC_SET_INTR): Add.
13144 * config/spu/spu-modes.def (INTR): Remove.
13146 More accurate warnings about run-time relocations.
13147 * config/spu/spu.c (reloc_diagnostic): Test in_section.
13149 Correctly warn about immediate arguments to specific intrinsics.
13150 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
13151 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
13152 the instruction predicate.
13154 Fix tree check errors with latest update.
13155 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
13157 (spu_expand_builtin): Use CALL_EXPR_FN.
13159 Add missing specific intrinsics.
13160 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
13162 * config/spu/spu_internals.h: Ditto.
13164 Fix incorrect operand modifiers.
13165 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
13166 * config/spu/spu.md (xor<mode>3): Change %S to %J.
13168 Optimize one case of zero_extend of a vec_select.
13169 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
13171 Accept any immediate for hbr.
13172 * config/spu/spu.md (hbr): Change s constraints to i.
13174 2007-02-21 Paul Brook <paul@codesourcery.com>
13176 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
13177 condexec_count when skipping USE and CLOBBER.
13179 2007-02-21 Nick Clifton <nickc@redhat.com>
13181 * common.opt (Warray-bounds): Add Warning attribute.
13182 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
13184 (fsized-zeroes): Add Optimization attribute.
13185 (fsplit-wide-types, ftree-scev-cprop): Likewise.
13186 * c.opt (Wc++0x-compat): Add Warning attribute.
13188 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
13190 PR middle-end/30761
13191 * reload1.c (eliminate_regs_in_insn): In the single_set special
13192 case, attempt to re-recognize the insn before falling back to
13193 having reload fix it up.
13195 2007-02-20 Eric Christopher <echristo@gmail.com>
13197 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
13198 Rewrite accordingly.
13199 (frv_read_iacc_argument): Ditto.
13200 (frv_expand_set_builtin): Take a call instead of arglist, update for
13202 (frv_expand_unop_builtin): Ditto.
13203 (frv_expand_binop_builtin): Ditto.
13204 (frv_expand_cut_builtin): Ditto.
13205 (frv_expand_binopimm_builtin): Ditto.
13206 (frv_expand_voidbinop_builtin): Ditto.
13207 (frv_expand_int_void2arg): Ditto.
13208 (frv_expand_prefetches): Ditto.
13209 (frv_expand_voidtriop_builtin): Ditto.
13210 (frv_expand_voidaccop_builtin): Ditto.
13211 (frv_expand_load_builtin): Ditto.
13212 (frv_expand_store_builtin): Ditto.
13213 (frv_expand_mdpackh_builtin): Ditto.
13214 (frv_expand_mclracc_builtin): Ditto.
13215 (frv_expand_mrdacc_builtin): Ditto.
13216 (frv_expand_mwtacc_builtin): Ditto.
13217 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
13220 2007-02-20 Janis Johnson <janis187@us.ibm.com>
13222 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
13223 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
13225 (HAVE_GAS_DFP): Check for assembler support of decimal floating
13226 point instructions.
13227 * configure: Regenerate.
13228 * config.in: Regenerate.
13229 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
13230 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
13231 masks to power6 and power6x and to POWERPC_MASKS.
13232 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
13234 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
13235 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
13236 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
13237 Access PROTOTYPE as variable, not mask.
13239 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
13241 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
13242 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
13243 * combine.c (adjust_for_new_dest): Use it.
13244 * postreload.c (reload_combine): Likewise.
13246 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
13248 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
13249 notes on an insn with multiple sets, even if single_set returns
13250 non-NULL for that insn.
13252 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13254 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
13255 scalbn and scalbln.
13257 2007-02-20 Geoffrey Keating <geoffk@apple.com>
13259 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
13260 if user didn't pass it.
13261 * config/i386/darwin.h (CC1_SPEC): Likewise.
13262 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
13263 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
13264 -mmacosx-version-min.
13266 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13267 Uros Bizjak <ubizjak@gmail.com>
13269 * optabs.h (enum optab_index): Add new OTI_scalb.
13270 (scalb_optab): Define corresponding macro.
13271 * optabs.c (init_optabs): Initialize scalb_optab.
13272 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
13274 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
13275 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
13276 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
13277 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
13278 flag_unsafe_math_optimizations is set.
13280 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
13281 to implement scalbf, scalb and scalbl built-ins as inline x87
13284 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13285 DJ Delorie <dj@redhat.com>
13288 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
13289 (diagnostic_report_diagnostic): ... here, and turn them into real
13290 errors. If warnings are inhibited, no need to do anything.
13292 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
13294 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
13295 better code generation.
13297 2007-02-20 Ben Elliston <bje@au.ibm.com>
13299 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
13301 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
13303 * config/alpha/alpha.c, config/alpha/alpha.md,
13304 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
13305 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
13306 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
13307 config/arm/lib1funcs.asm: Follow spelling conventions.
13309 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
13310 config/fr30/fr30.md, config/i386/i386.h,
13311 config/iq2000/iq2000.h, config/iq2000/predicates.md,
13312 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
13313 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
13314 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
13315 config/rs6000/altivec.md, config/rs6000/rs6000.c,
13316 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
13317 config/sparc/sparc.c, config/sparc/sparc.h,
13318 config/sparc/sparc.md, config/spu/constraints.md,
13319 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
13322 2007-02-20 Alan Modra <amodra@bigpond.net.au>
13325 * varasm.c (use_blocks_for_decl_p): Return false for decls with
13328 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
13330 * doc/invoke.texi (-ftree-lrs): Remove.
13332 2007-02-19 Diego Novillo <dnovillo@redhat.com>
13334 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
13337 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
13339 * config/ia64/ia64.c (ia64_expand_builtin): Use the
13340 new CALL_EXPR_FN macro for retrieving the function
13341 declaration of the input expression.
13343 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13345 * c.opt (Waddress): New.
13346 * common.opt (Walways-true): Delete.
13347 (Wstring-literal-comparison): Delete.
13348 * doc/invoke.texi (Warning Options): Delete -Walways-true and
13349 -Wstring-literal-comparison. Add -Waddress.
13351 (Walways-true): Delete.
13352 (Wstring-literal-comparison): Delete.
13353 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
13354 consistently instead of -Walways-true in example.
13355 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
13356 * c-typeck.c (parser_build_binary_op): Replace
13357 -Wstring-literal-comparison and -Walways-true with -Waddress.
13358 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
13361 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
13363 * tree-cfg.c (dump_function_to_file): Be prepared for functions
13364 without DECL_STRUCT_FUNCTION initialized.
13366 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
13368 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
13369 due to calls to functions taking pointers as parameters.
13371 2007-02-19 Richard Henderson <rth@redhat.com>
13374 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
13377 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
13379 * config/s390/s390.c (s390_call_saved_register_used,
13380 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
13381 accessed to the new scheme.
13383 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
13385 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
13386 (cris_print_index, cris_print_operand, cris_print_operand_address)
13387 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
13388 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
13389 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
13390 GET_CODE () == xxx.
13391 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
13392 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
13393 GO_IF_LEGITIMATE_ADDRESS): Ditto.
13394 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
13395 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
13396 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
13397 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
13398 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
13399 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
13400 (uminsi3, call, call_value): Ditto.
13401 (define_split: indir_to_reg_split, unnamed): Ditto.
13403 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
13405 PR tree-optimization/30975
13406 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
13409 2007-02-18 Eric Christopher <echristo@gmail.com>
13411 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
13412 Remove use of arglist.
13413 (mips_expand_builtin): Remove use of arglist, pass in expr.
13414 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
13415 (mips_expand_builtin_movtf): Ditto.
13416 (mips_expand_builtin_compare): Ditto.
13418 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
13420 * tree-sra.c (sra_build_assignment): Replace assertion
13421 checking with a comment explaining why it can't be done.
13423 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
13425 PR middle-end/30833
13426 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
13427 during CALL_EXPR representation conversion.
13428 * tree-ssa-propagate.c (set_rhs): Likewise.
13430 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
13432 * tree-sra.c (sra_build_assignment): Disable assertion checking
13435 2007-02-18 Roger Sayle <roger@eyesopen.com>
13437 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
13438 instead of calling build2 with a GIMPLE_MODIFY_STMT.
13439 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
13441 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
13442 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
13443 gimplify_init_ctor_eval_range, gimple_push_cleanup,
13444 gimplify_omp_for, gimplify_omp_atomic_pipeline,
13445 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
13446 force_gimple_operand): Likewise.
13447 * ipa-cp.c (constant_val_insert): Likewise.
13448 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
13449 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
13450 perfect_nestify): Likewise.
13451 * langhooks.c (lhd_omp_assignment): Likewise.
13452 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
13453 lower_copyprivate_clauses, lower_send_clauses,
13454 lower_send_shared_vars, expand_parallel_call,
13455 expand_omp_for_generic, expand_omp_for_static_nochunk,
13456 expand_omp_for_static_chunk, expand_omp_sections,
13457 lower_omp_single_copy, lower_omp_for_lastprivate,
13458 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
13459 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
13460 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
13463 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
13465 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
13466 config/sh/sh.md: Follow spelling conventions.
13468 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
13469 config/frv/predicates.md: Follow spelling conventions.
13471 * config/m68k/linux-unwind.h: Fix a comment typo.
13472 * target.h: Follow spelling conventions.
13474 2007-02-18 Roger Sayle <roger@eyesopen.com>
13476 PR rtl-optimization/28173
13477 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
13478 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
13479 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
13480 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
13481 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
13483 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13485 * builtins.c (fold_builtin_load_exponent): New.
13486 (fold_builtin_2): Use it.
13488 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
13490 PR rtl-optimization/30773
13491 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
13492 if we fail to attach a REG_EQUIV note.
13494 2007-02-18 David Edelsohn <edelsohn@gnu.org>
13495 Roger Sayle <roger@eyesopen.com>
13497 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
13499 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
13501 * calls.c (initialize_argument_information): Pass original EXP
13502 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
13503 code to split complex arguments here, as part of initializing the
13505 (expand_call): Remove code that builds a list of arguments and
13506 inserts implicit arguments into it. Instead, just count how many
13507 implicit arguments there will be so we can determine the size of
13508 the ARGS array, and let initialize_argument_information do the work.
13509 (split_complex_values): Delete unused function.
13511 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
13513 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
13515 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
13517 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
13518 for arg pointer based indexed addressing.
13520 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
13522 * config/ia64/ia64.h, config/ia64/ia64.md,
13523 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
13524 spelling conventions.
13526 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13528 * config/m68k/m68k.c (split_di): New.
13529 * config/m68k/m68k-protos.h: Declare split_di.
13530 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
13531 Improve predicate handling and split constant shifts.
13533 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13535 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
13536 parameter for register bitfield operations, general predicates
13539 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13541 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
13542 * config/m68k/linux-unwind.h: New file.
13544 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
13546 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
13547 config/i386/athlon.md, config/ia64/ia64.md,
13548 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
13549 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
13550 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
13551 tree-ssa-loop-niter.c, tree-vect-analyze.c,
13552 tree-vect-transform.c: Fix comment typos.
13554 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
13556 * sched-deps.c (find_insn_list): Remove.
13557 * sched-int.h: Remove the prototype for find_insn_list.
13559 2007-02-16 Geoffrey Keating <geoffk@apple.com>
13561 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
13563 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
13564 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
13565 darwin_rs6000_override_options.
13566 (C_COMMON_OVERRIDE_OPTIONS): Expect
13567 darwin_macosx_version_min to be non-NULL always.
13568 (TARGET_C99_FUNCTIONS): Likewise.
13569 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
13570 (DARWIN_MINVERSION_SPEC): New.
13571 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
13572 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
13574 (DARWIN_MINVERSION_SPEC): New.
13575 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
13577 * config/darwin-c.c (darwin_cpp_builtins): Expect
13578 darwin_macosx_version_min to be non-NULL always.
13580 * config/rs6000/rs6000.c: Clean up trailing whitespace.
13582 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
13584 * config/i386/i386.h (x86_use_xchgb): New.
13585 (TARGET_USE_XCHGB): New macro.
13586 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
13587 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
13588 Split after reload into bswaphi for shifts of 8.
13589 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
13590 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
13591 or when optimizing for size.
13593 2007-02-16 Richard Guenther <rguenther@suse.de>
13594 Christian Bruel <christian.bruel@st.com>
13596 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
13597 DECLs but prefer SSA_NAMEs over DECLs.
13599 2007-02-16 Richard Guenther <rguenther@suse.de>
13601 * tree-flow-inline.h (single_imm_use_p): Remove.
13602 (zero_imm_uses_p): Likewise.
13603 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
13604 instead of single_imm_use_p.
13605 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
13608 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13611 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
13612 nested double- and backquotes.
13614 2007-02-15 Roger Sayle <roger@eyesopen.com>
13616 PR middle-end/30391
13617 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
13618 should be unreachable.
13619 (build2_stat): Allow construction of MODIFY_EXPR at any time.
13620 For the time being redirect GIMPLE_MODIFY_STMT to the new
13621 (renamed) build_gimple_modify_stmt_stat.
13622 (build2_gimple_stat): Rename to...
13623 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
13624 Always build a GIMPLE_MODIFY_STMT node.
13625 * tree.h (build2_gimple, build2_gimple_stat): Delete.
13626 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
13629 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
13630 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
13631 * tree-complex.c (set_component_ssa_name, expand_complex_move,
13632 expand_complex_div_wide): Likewise.
13633 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
13634 * tree-ssa-loop-im.c (schedule_sm): Likewise.
13635 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
13636 * tree-ssa-loop-manip.c (create_iv): Likewise.
13637 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
13638 abs_replacement): Likewise.
13639 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
13640 realify_fake_stores): Likewise.
13642 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
13643 node rather than a GIMPLE_MODIFY_STMT node.
13644 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
13645 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
13647 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
13648 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
13649 GIMPLE_MODIFY_STMT.
13651 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13653 PR middle-end/30433
13654 * fold-const.c (fold_comparison): Add back the
13655 folding of constant complex comparisions.
13657 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13659 PR middle-end/30729
13660 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
13661 effects unknown to this function, return early.
13663 2007-02-15 Ian Lance Taylor <iant@google.com>
13665 * lower-subreg.c (move_eh_region_note): New static function.
13666 (resolve_simple_move): Call it.
13667 (decompose_multiword_subregs): Track blocks for which we resolve a
13668 simple move which is also a control flow insn. Pass them to
13669 find_many_sub_basic_blocks.
13670 (pass_lower_subreg): Add TODO_verify_flow.
13671 (pass_lower_subreg2): Likewise.
13673 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13674 Brooks Moses <brooks.moses@codesourcery.com>
13675 Lee Millward <lee.millward@codesourcery.com>
13677 * tree.h (enum tree_code_class): Add tcc_vl_exp.
13678 (VL_EXP_CLASS_P): New.
13679 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
13681 (TREE_OPERAND_CHECK_CODE): Likewise.
13682 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
13683 (TREE_RTL_OPERAND_CHECK): Likewise.
13684 (tree_operand_check_failed): Make second parameter the whole tree
13685 instead of its code. Fixed callers.
13686 (VL_EXP_CHECK): New.
13687 (TREE_OPERAND_LENGTH): New.
13688 (VL_EXP_OPERAND_LENGTH): New.
13689 (CALL_EXPR_FN): New.
13690 (CALL_EXPR_STATIC_CHAIN): New.
13691 (CALL_EXPR_ARGS): New.
13692 (CALL_EXPR_ARG): New.
13693 (call_expr_nargs): New.
13694 (CALL_EXPR_ARGP): New.
13695 (build_nt_call_list): Declare.
13696 (build_vl_exp_stat): Declare.
13697 (build_vl_exp): New.
13698 (build_call_list): Declare.
13699 (build_call_nary): Declare.
13700 (build_call_valist): Declare.
13701 (build_call_array): Declare.
13702 (call_expr_arg): Declare.
13703 (call_expr_argp): Declare.
13704 (call_expr_arglist): Declare.
13705 (fold_build_call_list): Declare.
13706 (fold_build_call_list_initializer): Declare.
13707 (fold_call_expr): Declare to replace fold_builtin.
13708 (fold_builtin_fputs): Update to agree with modified definition.
13709 (fold_builtin_strcpy): Likewise.
13710 (fold_builtin_strncpy): Likewise.
13711 (fold_builtin_memory_chk): Likewise.
13712 (fold_builtin_stxcpy_chk): Likewise.
13713 (fold_builtin_strncpy_chk): Likewise.
13714 (fold_builtin_next_arg): Likewise.
13715 (fold_build_call_expr): Declare.
13716 (fold_builtin_call_list): Declare.
13717 (fold_builtin_call_valist): Declare.
13718 (build_call_expr): Declare.
13719 (validate_arglist): Update to agree with modified definition.
13720 (tree_operand_length): New.
13721 (call_expr_arg_iterator): New.
13722 (init_call_expr_arg_iterator): New.
13723 (next_call_expr_arg): New.
13724 (first_call_expr_arg): New.
13725 (more_call_expr_args_p): New.
13726 (FOR_EACH_CALL_EXPR_ARG): New.
13728 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
13729 and tcc_gimple_stmt.
13730 (tree_code_size): Update documentation. Use sizeof (tree) rather
13731 than sizeof (char *).
13732 (tree_size): Likewise. Add case for tcc_vl_exp.
13733 (tree_node_structure): Add case for tcc_vl_exp.
13734 (contains_placeholder_p): Likewise.
13735 (substitute_in_expr): Likewise.
13736 (substitute_placeholder_in_expr): Likewise.
13737 (stabilize_reference_1): Likewise.
13738 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
13739 to diagnose breakage of this interface for constructing CALL_EXPRs.
13740 (build_nt): Add similar assertion here.
13741 (build_nt_call_list): New.
13742 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
13743 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
13745 (get_callee_fndecl): Use new CALL_EXPR accessors.
13746 (tree_operand_check_failed): Change parameters to pass entire node
13747 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
13748 (process_call_operands): New.
13749 (build_vl_exp_stat): New.
13750 (build_call_list): New.
13751 (build_call_nary): New.
13752 (build_call_valist): New.
13753 (build_call_array): New.
13754 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13755 (call_expr_arglist): New.
13757 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
13758 tcc_vl_exp instead of a fixed-size tcc_expression.
13760 * doc/c-tree.texi (CALL_EXPR): Document new representation and
13761 accessors for CALL_EXPRs.
13762 (AGGR_INIT_EXPR): Likewise.
13764 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13765 Brooks Moses <brooks.moses@codesourcery.com>
13766 Lee Millward <lee.millward@codesourcery.com>
13768 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
13769 (expand_builtin_nonlocal_goto): Change parameter to be entire
13770 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
13771 (expand_builtin_prefetch): Likewise.
13772 (expand_builtin_classify_type): Likewise.
13773 (mathfn_built_in): Return NULL_TREE instead of 0.
13774 (expand_errno_check): Use new CALL_EXPR accessors.
13775 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
13776 Return NULL_RTX instead of 0.
13777 (expand_builtin_mathfn_2): Likewise.
13778 (expand_builtin_mathfn_3): Likewise.
13779 (expand_builtin_interclass_mathfn): Likewise.
13780 (expand_builtin_sincos): Likewise.
13781 (expand_builtin_cexpi): Likewise.
13782 (expand_builtin_int_roundingfn): Likewise.
13783 (expand_builtin_int_roundingfn_2): Likewise.
13784 (expand_builtin_pow): Likewise.
13785 (expand_builtin_powi): Likewise.
13786 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
13787 of arglist, fixing callers appropriately. Use new CALL_EXPR
13788 accessors and constructors. Return NULL_RTX instead of 0.
13789 (expand_builtin_strstr): Likewise.
13790 (expand_builtin_strchr): Likewise.
13791 (expand_builtin_strrchr): Likewise.
13792 (expand_builtin_strpbrk): Likewise.
13793 (expand_builtin_memcpy): Likewise.
13794 (expand_builtin_mempcpy): Likewise.
13795 (expand_builtin_mempcpy_args): New.
13796 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
13797 (expand_builtin_memmove_args): New.
13798 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
13799 (expand_movstr): Likewise.
13800 (expand_builtin_strcpy): Likewise.
13801 (expand_builtin_strcpy_args): New.
13802 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
13803 (expand_builtin_strncpy): Likewise.
13804 (expand_builtin_memset): Likewise.
13805 (expand_builtin_memset_args): New.
13806 (expand_builtin_bzero): Similarly to expand_builtin_memset.
13807 (expand_builtin_memcmp): Likewise.
13808 (expand_builtin_strcmp): Likewise.
13809 (expand_builtin_strncmp): Likewise.
13810 (expand_builtin_strcat): Likewise.
13811 (expand_builtin_strncat): Likewise.
13812 (expand_builtin_strspn): Likewise.
13813 (expand_builtin_strcspn): Likewise.
13814 (expand_builtin_args_info): Likewise.
13815 (expand_builtin_va_start): Likewise.
13816 (gimplify_va_arg_expr): Likewise.
13817 (expand_builtin_va_end): Likewise.
13818 (expand_builtin_va_copy): Likewise.
13819 (expand_builtin_frame_address): Likewise.
13820 (expand_builtin_alloca): Likewise.
13821 (expand_builtin_bswap): Likewise.
13822 (expand_builtin_unop): Likewise.
13823 (expand_builtin_fputs): Likewise.
13824 (expand_builtin_expect): Likewise.
13825 (expand_builtin_fabs): Likewise.
13826 (expand_builtin_copysign): Likewise.
13827 (expand_builtin_printf): Likewise.
13828 (expand_builtin_fprintf): Likewise.
13829 (expand_builtin_sprintf): Likewise.
13830 (expand_builtin_init_trampoline): Likewise.
13831 (expand_builtin_signbit): Likewise.
13832 (expand_builtin_fork_or_exec): Likewise.
13833 (expand_builtin_sync_operation): Likewise.
13834 (expand_builtin_compare_and_swap): Likewise.
13835 (expand_builtin_lock_test_and_set): Likewise.
13836 (expand_builtin_lock_release): Likewise.
13837 (expand_builtin): Likewise.
13838 (builtin_mathfn_code): Likewise.
13840 (fold_builtin_constant_p): Pass call arguments individually instead
13841 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13842 accessors and constructors. Return NULL_TREE instead of 0.
13843 (fold_builtin_expect): Likewise.
13844 (fold_builtin_classify_type): Likewise.
13845 (fold_builtin_strlen): Likewise.
13846 (fold_builtin_nan): Likewise.
13847 (integer_valued_real_p): Likewise.
13848 (fold_trunc_transparent_mathfn): Likewise.
13849 (fold_fixed_mathfn): Likewise.
13850 (fold_builtin_cabs): Likewise.
13851 (fold_builtin_sqrt): Likewise.
13852 (fold_builtin_cbrt): Likewise.
13853 (fold_builtin_cos): Likewise.
13854 (fold_builtin_cosh): Likewise.
13855 (fold_builtin_tan): Likewise.
13856 (fold_builtin_sincos): Likewise.
13857 (fold_builtin_cexp): Likewise.
13858 (fold_builtin_trunc): Likewise.
13859 (fold_builtin_floor): Likewise.
13860 (fold_builtin_ceil): Likewise.
13861 (fold_builtin_round): Likewise.
13862 (fold_builtin_int_roundingfn): Likewise.
13863 (fold_builtin_bitop): Likewise.
13864 (fold_builtin_bswap): Likewise.
13865 (fold_builtin_logarithm): Likewise.
13866 (fold_builtin_hypot): Likewise.
13867 (fold_builtin_pow): Likewise.
13868 (fold_builtin_powi): Likewise.
13869 (fold_builtin_exponent): Likewise.
13870 (fold_builtin_memset): Likewise.
13871 (fold_builtin_bzero): Likewise.
13872 (fold_builtin_memory_op): Likewise.
13873 (fold_builtin_bcopy): Deleted; call site changed to invoke
13874 fold_builtin_memory_op directly.
13875 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
13876 (fold_builtin_strncpy): Likewise.
13877 (fold_builtin_memcmp): Likewise.
13878 (fold_builtin_strcmp): Likewise.
13879 (fold_builtin_strncmp): Likewise.
13880 (fold_builtin_signbit): Likewise.
13881 (fold_builtin_copysign): Likewise.
13882 (fold_builtin_isascii): Likewise.
13883 (fold_builtin_toascii): Likewise.
13884 (fold_builtin_isdigit): Likewise.
13885 (fold_builtin_fabs): Likewise.
13886 (fold_builtin_abs): Likewise.
13887 (fold_builtin_fmin_fmax): Likewise.
13888 (fold_builtin_carg): Likewise.
13889 (fold_builtin_classify): Likewise.
13890 (fold_builtin_unordered_cmp): Likewise.
13892 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
13893 New functions split out from fold_builtin_1.
13894 (fold_builtin_n): New.
13895 (fold_builtin_varargs): New.
13896 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
13898 (fold_call_expr): New.
13899 (build_function_call_expr): Rewrite to use new helper function.
13900 (fold_builtin_call_list): New.
13901 (build_call_expr): New.
13902 (fold_builtin_call_valist): New.
13903 (rewrite_call_expr): New.
13904 (validate_arg): New.
13905 (validate_arglist): Change parameter to be entire CALL_EXPR instead
13906 of an arglist. Change return type to bool. Use new CALL_EXPR
13909 (fold_builtin_strstr): Pass call arguments individually instead
13910 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13911 accessors and constructors. Return NULL_TREE instead of 0.
13912 (fold_builtin_strchr): Likewise.
13913 (fold_builtin_strrchr): Likewise.
13914 (fold_builtin_strpbrk): Likewise.
13915 (fold_builtin_strcat): Likewise.
13916 (fold_builtin_strncat): Likewise.
13917 (fold_builtin_strspn): Likewise.
13918 (fold_builtin_strcspn): Likewise.
13919 (fold_builtin_fputs): Likewise.
13920 (fold_builtin_next_arg): Likewise.
13921 (fold_builtin_sprintf): Likewise.
13923 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
13924 NULL_RTX instead of 0.
13925 (expand_builtin_memory_chk): Likewise.
13926 (maybe_emit_chk_warning): Likewise.
13927 (maybe_emit_sprintf_chk_warning): Likewise.
13929 (fold_builtin_object_size): Pass call arguments individually instead
13930 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13931 accessors and constructors. Return NULL_TREE instead of 0.
13932 (fold_builtin_memory_chk): Likewise.
13933 (fold_builtin_stxcpy_chk): Likewise.
13934 (fold_builtin_strncpy_chk): Likewise.
13935 (fold_builtin_strcat_chk): Likewise.
13936 (fold_builtin_strcat_chk): Likewise.
13937 (fold_builtin_strncat_chk): Likewise.
13938 (fold_builtin_sprintf_chk): Likewise.
13939 (fold_builtin_snprintf_chk): Likewise.
13940 (fold_builtin_printf): Likewise.
13941 (fold_builtin_vprintf): Likewise.
13943 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
13945 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
13946 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13947 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
13948 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
13949 (fold_unary): Likewise.
13950 (fold_binary): Likewise.
13951 (fold_ternary): Remove CALL_EXPR case, since they are no longer
13952 ternary expressions.
13953 (fold): Add logic for tcc_vl_exp.
13954 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
13955 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13956 (fold_build3_stat): Add assertion to flag broken interface for
13957 constructing CALL_EXPRs.
13958 (fold_build_call_list): New.
13959 (fold_build_call_list_initializer): New.
13960 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
13962 (fold_strip_sign_ops): Likewise.
13964 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13965 Brooks Moses <brooks.moses@codesourcery.com>
13966 Lee Millward <lee.millward@codesourcery.com>
13968 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
13969 accessors and dump arguments explicitly.
13971 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
13973 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
13975 (print_call_name): Use new CALL_EXPR accessors.
13977 * print-tree.c (print_node): Add case tcc_vl_exp. Print
13978 CALL_EXPR arguments explicitly instead of as a list. Use
13979 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13981 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
13982 (vrp_visit_stmt): Likewise.
13984 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
13985 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
13987 (force_move_till_expr): Likewise.
13989 * targhooks.c (default_external_stack_protect_fail): Use
13990 build_call_expr instead of build_function_call_expr.
13991 (default_hidden_stack_protect_fail): Likewise.
13993 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
13996 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
13997 and walk arguments explicitly.
13999 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
14000 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14001 (expand_simple_operations): Likewise.
14002 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
14004 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
14005 of TREE_CODE_LENGTH.
14006 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
14008 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
14009 instead of TREE_CODE_LENGTH.
14011 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
14012 (tree_ic_transform): Likewise.
14013 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
14014 parameter instead of arglist. Fix callers.
14015 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
14016 (tree_stringops_transform): Likewise.
14017 (tree_indirect_call_to_profile): Likewise.
14018 (tree_stringops_values_to_profile): Likewise.
14020 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
14021 (eliminate_tail_call): Likewise.
14023 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
14025 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
14026 Use TREE_OPERAND_LENGTH and generalize to handle any number of
14028 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
14030 * omp-low.c (build_omp_barrier): Use build_call_expr.
14031 (lower_rec_input_clauses): Likewise.
14032 (lower_reduction_clauses): Likewise.
14033 (expand_parallel_call): Likewise.
14034 (maybe_catch_exception): Likewise.
14035 (expand_omp_for_generic): Likewise.
14036 (expand_omp_for_static_nochunk): Likewise.
14037 (expand_omp_sections): Likewise.
14038 (lower_omp_single_simple): Likewise.
14039 (lower_omp_single_copy): Likewise.
14040 (lower_omp_master): Likewise.
14041 (lower_omp_ordered): Likewise.
14042 (lower_omp_critical): Likewise.
14044 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
14045 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
14047 * tree-gimple.c (is_gimple_call_addr): Fix doc.
14048 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
14049 TREE_CODE_LENGTH. Add tcc_vl_exp case.
14051 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
14052 and generalize to handle any number of operands.
14053 (chrec_contains_undetermined): Likewise.
14054 (tree_contains_chrecs): Likewise.
14055 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
14057 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
14059 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
14060 fold_call_expr instead of fold_builtin.
14061 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
14062 match declarations there.
14063 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
14066 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
14067 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14069 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
14070 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
14072 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
14075 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
14076 (execute_cse_sincos): Use new CALL_EXPR accessors.
14078 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
14080 * gimple-low.c (lower_function_body): Use build_call_expr.
14081 (lower_builtin_setjmp): Likewise.
14083 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
14084 (set_storage_via_libcall): Likewise.
14085 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
14086 instead of TREE_CODE_LENGTH.
14087 (expand_expr_real_1): Use new CALL_EXPR accessors.
14089 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
14090 generalize to handle any number of operands.
14091 (TB_parent_eq): Likewise.
14093 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
14094 (strip_builtin_expect): Likewise.
14096 * function.c (gimplify_parameters): Use build_call_expr.
14098 * tree-vectorizer.c (vect_is_simple_reduction): Use
14099 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14101 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
14102 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
14104 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
14107 * gimplify.c (build_stack_save_restore): Use build_call_expr.
14108 (gimplify_decl_expr): Likewise.
14109 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
14110 Use new CALL_EXPR iterators.
14111 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
14112 (gimplify_modify_expr_to_memset): Likewise.
14113 (gimplify_variable_sized_compare): Likewise.
14114 (gimplify_omp_atomic_fetch_op): Likewise.
14115 (gimplify_omp_atomic_pipeline): Likewise.
14116 (gimplify_omp_atomic_mutex): Likewise.
14117 (gimplify_function_tree): Likewise.
14119 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
14120 (call_expr_flags): Likewise.
14121 (expand_call): Likewise.
14123 * except.c (expand_builtin_eh_return_data_regno): Pass entire
14124 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
14127 * coverage.c (create_coverage): Use build_call_expr.
14129 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
14130 (temp_call_expr_obstack): New.
14131 (pool_copy_list): Delete.
14132 (temp_copy_call_expr): New.
14133 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
14134 CALL_EXPR accessors. Get rid of special goo for copying argument
14135 lists and use temp_copy_call_expr instead.
14136 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
14137 CALL_EXPR accessors.
14138 (create_expression_by_pieces): Likewise. Use build_call_array
14139 to construct the result instead of fold_build3.
14140 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
14141 dealing with argument lists.
14142 (init_pre): Remove references to expression_node_pool and
14143 list_node_pool. Init temp_call_expr_obstack instead.
14144 (fini_pre): Remove references to expression_node_pool and
14147 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
14148 and walk arguments explicitly instead of as a list.
14150 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
14151 (mx_register_decls): Likewise.
14152 (mudflap_register_call): Likewise.
14153 (mudflap_finish_file): Likewise.
14155 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
14156 (ipa_callsite_compute_param): Likewise.
14158 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
14159 accessors and constructor.
14161 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
14162 accessors and constructor.
14163 (convert_tramp_reference): Likewise.
14164 (convert_call_expr): Likewise.
14165 (finalize_nesting_tree_1): Likewise.
14167 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
14170 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
14172 * tree-inline.c (initialize_inlined_parameters): Pass entire
14173 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
14175 (estimate_num_insns_1): Use new CALL_EXPR accessors.
14176 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
14178 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
14179 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14180 (vectorizable_reduction): Likewise.
14181 (vectorizable_call): Use new CALL_EXPR iterators.
14182 (vectorizable_conversion): Use build_call_expr.
14183 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
14184 (vect_gen_widened_results_half): Use build_call_expr.
14185 (vect_setup_realignment): Likewise.
14186 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
14188 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
14189 (pass_through_call): Likewise.
14190 (compute_object_sizes): Likewise. Use fold_call_expr instead of
14193 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
14194 (tree_gen_pow2_profiler): Likewise.
14195 (tree_gen_one_value_profiler): Likewise.
14196 (tree_gen_ic_func_profiler): Likewise.
14197 (tree_gen_average_profiler): Likewise.
14198 (tree_gen_ior_profiler): Likewise.
14200 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
14201 (find_func_aliases): Use new CALL_EXPR accessors. Add case
14202 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14204 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
14205 of TREE_CODE_LENGTH.
14207 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
14208 of TREE_CODE_LENGTH.
14210 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
14212 (convert_to_integer): Likewise.
14214 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
14217 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14218 Brooks Moses <brooks.moses@codesourcery.com>
14219 Lee Millward <lee.millward@codesourcery.com>
14221 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
14223 * config/frv/frv.c (frv_expand_builtin): Likewise.
14224 * config/s390/s390.c (s390_expand_builtin): Likewise.
14226 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
14227 (sparc_expand_builtin): Use new CALL_EXPR accessors.
14229 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
14230 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
14231 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
14232 (ix86_expand_store_builtin): Likewise.
14233 (ix86_expand_unop_builtin): Likewise.
14234 (ix86_expand_unop1_builtin): Likewise.
14235 (ix86_expand_sse_compare): Likewise.
14236 (ix86_expand_sse_comi): Likewise.
14237 (ix86_expand_vec_init_builtin): Likewise.
14238 (ix86_expand_vec_ext_builtin): Likewise.
14239 (ix86_expand_vec_set_builtin): Likewise.
14240 (ix86_expand_builtin): Use new CALL_EXPR accessors.
14242 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
14243 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
14245 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
14246 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
14247 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
14249 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
14251 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
14252 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
14253 arglist. Use new CALL_EXPR accessors. Fix callers.
14254 (altivec_expand_abs_builtin): Likewise.
14255 (rs6000_expand_binop_builtin): Likewise.
14256 (altivec_expand_predicate_builtin): Likewise.
14257 (altivec_expand_lv_builtin): Likewise.
14258 (spe_expand_stv_builtin): Likewise.
14259 (altivec_expand_stv_builtin): Likewise.
14260 (rs6000_expand_ternop_builtin): Likewise.
14261 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
14262 (altivec_expand_st_builtin): Likewise.
14263 (altivec_expand_dst_builtin): Likewise.
14264 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
14265 arglist. Use new CALL_EXPR accessors. Fix callers.
14266 (altivec_expand_vec_set_builtin): Likewise.
14267 (altivec_expand_vec_ext_builtin): Likewise.
14268 (altivec_expand_builtin): Use new CALL_EXPR accessors.
14269 (spe_expand_builtin): Likewise.
14270 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
14271 arglist. Use new CALL_EXPR accessors. Fix callers.
14272 (spe_expand_evsel_builtin): Likewise.
14273 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
14274 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
14276 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
14277 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
14278 (arm_expand_unop_builtin): Likewise.
14279 (arm_expand_builtin): Use new CALL_EXPR accessors.
14281 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
14284 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
14285 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
14287 (bfin_expand_unop_builtin): Likewise.
14288 (bfin_expand_builtin): Use new CALL_EXPR accessors.
14290 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14291 Brooks Moses <brooks.moses@codesourcery.com>
14292 Lee Millward <lee.millward@codesourcery.com>
14294 * c-semantics.c (build_stmt): Add internal diagnostic check.
14296 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
14297 accessors. Print arguments explicitly instead of as a list.
14299 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
14301 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
14302 (c_finish_omp_flish): Likewise.
14304 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
14305 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
14306 instead of TREE_CODE_LENGTH.
14307 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
14308 (c_warn_unused_result): Likewise.
14310 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14313 * doc/invoke.texi (Warning Options): Remove
14314 -Werror-implicit-function-declaration.
14315 (Wimplicit-function-declaration): Update description.
14316 * opts.c (common_handle_option): Move handling of -Werror=* to...
14317 (enable_warning_as_error): ...here.
14318 * opts.h (enable_warning_as_error): Declare.
14319 * c-decl.c (implicit_decl_warning): Unless
14320 -Wno-implicit-function-declaration is given, emit a pedwarn if
14321 -std=c99 or emit a warning if -Wimplicit-function-declaration.
14322 * c.opt (Wimplicit-function-declaration): Replace
14323 mesg_implicit_function_declaration with
14324 warn_implicit_function_declaration.
14325 * c-opts.c (c_common_handle_option):
14326 -Werror-implicit-function-declaration is exactly equal as
14327 -Werror=implicit-function-declaration.
14328 (set_Wimplicit): Replace mesg_implicit_function_declaration with
14329 warn_implicit_function_declaration.
14330 (c_common_post_options): -Wimplict-function-declaration is enabled
14331 by default by -std=c99, otherwise is disabled by default.
14332 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
14334 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
14336 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
14337 DECL on the rhs to a DECL on the lhs for debug info purposes if the
14338 former is ignored but not the latter.
14340 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
14342 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
14343 is made and the reference doesn't use the alias set of its type,
14344 do not create the temporary using that type.
14346 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
14348 * jump.c: Remove prototypes for delete_computation and
14349 delete_prior_computation.
14351 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
14353 * jump.c (get_label_after): Delete.
14354 (get_label_before, delete_computation, delete_jump,
14355 delete_prior_computation, follow_jumps): Move...
14356 * reorg.c (delete_computation, delete_prior_computation): ... here...
14357 (get_label_before, delete_jump): ... making these static ...
14358 (follow_jumps): ... and simplifying this since it only runs after
14360 * rtl.h (get_label_after, get_label_before, delete_jump,
14361 follow_jumps): Delete prototypes.
14363 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
14365 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
14367 2007-02-15 Nick Clifton <nickc@redhat.com>
14369 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
14370 order to prevent it from being munged by the target.
14372 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
14374 * config/i386/i386.md: Remove misleading comment.
14376 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14378 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
14379 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
14382 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14384 * tree-sra.c (instantiate_missing_elements): Canonicalize
14386 (sra_build_assignment): New.
14387 (generate_copy_inout, generate_element_copy,
14388 generate_element_zero, generate_one_element_init): Use it.
14390 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14392 * tree-sra.c (instantiate_missing_elements): Canonicalize
14394 (sra_build_assignment): New.
14395 (generate_copy_inout, generate_element_copy,
14396 generate_element_zero, generate_one_element_init): Use it.
14398 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14400 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
14403 2007-02-14 Joseph Myers <joseph@codesourcery.com>
14405 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
14406 types as aggregates not scalars.
14407 * function.c (assign_stack_temp_for_type): Likewise.
14409 2007-02-14 Roger Sayle <roger@eyesopen.com>
14410 Zdenek Dvorak <dvorakz@suse.cz>
14412 * tree-dump.c (dump_switch_p_1): Require exact match of the option
14415 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
14417 * passes.c (next_pass_1): Clear the next field of the copied
14420 2007-02-14 Richard Henderson <rth@redhat.com>
14422 * tree-sra.c (early_sra): New.
14423 (decl_can_be_decomposed_p): Deny va_list if early_sra.
14424 (tree_sra_early, pass_sra_early): New.
14425 * tree-pass.h (pass_sra_early): Declare.
14426 * passes.c (init_optimization_passes): Use it.
14428 2007-02-14 Richard Guenther <rguenther@suse.de>
14430 * flags.h (issue_strict_overflow_warning): Convert to a macro.
14432 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
14434 PR tree-optimization/30771
14435 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
14437 (vect_analyze_operations): Induction phis can now be marked as
14439 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
14440 Update documentation accordingly.
14442 2007-02-14 Nick Clifton <nickc@redhat.com>
14444 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
14445 most 3 arguments are supported.
14446 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
14448 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
14450 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
14451 Ensure dst->current is valid.
14453 2007-02-13 Paul Brook <paul@codesourcery.com>
14455 * config.gcc: Add arm*-*-uclinux-*eabi.
14456 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
14457 (SUBTARGET_EXTRA_LINK_SPEC): Define.
14458 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
14459 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
14460 (LINK_SPEC): Define.
14461 (LIB_SPEC): Define.
14462 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
14464 * config/arm/uclinux-eabi.h: New file.
14465 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
14466 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
14469 2007-02-13 Ian Lance Taylor <iant@google.com>
14471 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
14472 * flags.h (warn_strict_overflow): Declare.
14473 (enum warn_strict_overflow_code): Define.
14474 (issue_strict_overflow_warning): New static inline function.
14475 * opts.c (warn_strict_overflow): New variable.
14476 (common_handle_option): Handle OPT_Wstrict_overflow and
14477 OPT_Wstrict_overflow_.
14478 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
14480 * fold-const.c: Include intl.h.
14481 (fold_deferring_overflow_warnings): New static variable.
14482 (fold_deferred_overflow_warning): New static variable.
14483 (fold_deferred_overflow_code): New static variable.
14484 (fold_defer_overflow_warnings): New function.
14485 (fold_undefer_overflow_warnings): New function.
14486 (fold_undefer_and_ignore_overflow_warnings): New function.
14487 (fold_deferring_overflow_warnings_p): New function.
14488 (fold_overflow_warning): New static function.
14489 (make_range): Add strict_overflow_p parameter. Change all
14491 (extract_muldiv, extract_muldiv_1): Likewise.
14492 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
14493 tree_expr_nonnegative_p.
14494 (fold_negate_expr): Call fold_overflow_warning.
14495 (fold_range_test): Likewise.
14496 (fold_comparison): Likewise.
14497 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
14498 instead of tree_expr_nonnegative_p.
14499 (tree_expr_nonnegative_warnv_p): Rename from
14500 tree_expr_nonnegative_p, add strict_overflow_p parameter.
14501 (tree_expr_nonnegative_p): New function.
14502 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
14503 strict_overflow_p parameter.
14504 (tree_expr_nonzero_p): New function.
14505 * passes.c (verify_interpass_invariants): New static function.
14506 (execute_one_pass): Call it.
14507 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
14509 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
14510 (estimate_numbers_of_iterations): Likewise.
14511 (scev_probably_wraps_p): Likewise.
14512 * tree-ssa-ccp.c: Include "toplev.h".
14513 (evaluate_stmt): Defer fold overflow warnings until we know we are
14515 (struct fold_stmt_r_data): Add stmt field.
14516 (fold_stmt_r): Defer fold overflow warnings until we know we
14518 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
14519 (fold_stmt_inplace): Likewise.
14520 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
14521 (cleanup_control_expr_graph): Defer fold overflow warnings until
14522 we know we are going to optimize.
14523 * tree-cfg.c (fold_cond_expr_cond): Likewise.
14524 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
14526 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
14527 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
14528 * tree-ssa-loop-manip.c (create_iv): Likewise.
14529 * c-typeck.c (build_conditional_expr): Likewise.
14530 (build_binary_op): Likewise.
14531 * tree-vrp.c (vrp_expr_computes_nonzero): Call
14532 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
14533 (extract_range_from_unary_expr): Likewise.
14534 * simplify-rtx.c (simplify_const_relational_operation): Warn when
14535 assuming that signed overflow does not occur.
14536 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
14537 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
14538 (fold_defer_overflow_warnings): Declare.
14539 (fold_undefer_overflow_warnings): Declare.
14540 (fold_undefer_and_ignore_overflow_warnings): Declare.
14541 (fold_deferring_overflow_warnings_p): Declare.
14542 (tree_expr_nonzero_warnv_p): Declare.
14543 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
14544 of warning options.
14545 (Warning Options): Document -Wstrict-overflow.
14546 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
14547 (tree-ssa-ccp.o): Likewise.
14548 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
14549 (fold-const.o): Depend on intl.h.
14551 2007-02-13 Ian Lance Taylor <iant@google.com>
14553 PR middle-end/30751
14554 * lower-subreg.c (resolve_simple_move): Decompose subregs in
14557 2007-02-13 Stuart Hastings <stuart@apple.com>
14559 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
14561 2007-02-13 Richard Henderson <rth@redhat.com>
14563 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
14564 handled_component_p before looking for the indirect_ref.
14566 2007-02-13 Richard Henderson <rth@redhat.com>
14568 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
14569 remove flags clobber.
14570 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
14571 (bswaphi_lowpart): New.
14572 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
14573 remove TARGET_BSWAP test. Delete expander of the same name.
14575 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
14576 (expand_unop): Use them.
14578 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
14580 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
14581 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
14582 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
14583 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
14584 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
14585 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
14586 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
14587 assembler dialect choice from asm templates.
14589 2007-02-12 Richard Henderson <rth@redhat.com>
14591 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
14592 (fixuns_trunc<SSEMODEF>si2): Use it.
14593 * config/i386/sse.md (vec_setv4sf_0): Export.
14594 * config/i386/i386.c (ix86_build_const_vector): Export.
14595 (ix86_split_convert_uns_si_sse): Rename from
14596 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
14597 * config/i386/i386-protos.h: Update.
14599 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14602 * c-typeck.c (c_finish_return): Improve warning message.
14604 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14606 * alias.c (find_symbolic_term): Delete unused function.
14608 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
14610 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
14611 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
14612 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
14614 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
14616 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
14617 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
14618 the function, temporarily point the debug interface to the null one.
14620 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
14622 * dwarf2out.c (round_up_to_align): New static function.
14623 (field_byte_offset): Use it to round the offset.
14625 2007-02-12 Richard Henderson <rth@redhat.com>
14627 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
14628 (inswl_const): Export.
14630 2007-02-12 Richard Henderson <rth@redhat.com>
14632 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
14633 result mode of the libcall, convert back to outmode.
14635 2007-02-12 Roger Sayle <roger@eyesopen.com>
14637 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
14638 (bswapdi2): New define_expand to implement 32-bit implementation.
14640 2007-02-12 Nick Clifton <nickc@redhat.com>
14642 * doc/invoke.texi (Overall Options): Document --help=.
14643 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
14644 (cc1_options): Pass --help= on to cc1.
14645 (display_help): Add description of --help=.
14646 (process_command): Add code to handle --help=. Allow translated
14647 --help and --target-help switches to be passed on to compiler
14649 (main): Remove unused if statement.
14650 * opts.c (columns): Remove.
14651 (LEFT_COLUMN): Define.
14652 (wrap_help): Add columns argument.
14653 (print_filtered_help): Change parameters to be an include bitmask,
14654 an exclude bitmask, an any bitmask and the column width. Move the
14655 code to display the params list here. Add code to display the
14656 status of options rather than their descriptions if the quiet flag
14658 (print_specific_help): Change parameters to be an include bitmask,
14659 an exclude bitmask and an any bitmask. Move code to look up the
14660 column width here. Decide upon the title for an options listing.
14661 (common_handle_options): Add code to handle --help=. Adapt code
14662 for --help and --target-help to use the revised form of the
14663 print_specific_help function.
14664 (print_help): Delete.
14665 (print_param_help): Delete.
14666 (print_switch): Delete.
14667 * opts.h (cl_lang_count): Add prototype.
14668 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
14669 CL_MAX_OPTION_CLASS): New defines.
14670 * optc-gen.awk: Add construction of cl_lang_count.
14671 * c.opt: Add Warning attribute to warning options and Optimization
14672 attribute to optimization options.
14673 * common.opt: Likewise.
14675 Add -fhelp and -ftarget-help as aliases for the transformed --help
14676 and --target-help options.
14677 * opt-functions.awk: Add code to handle Warning and Optimization
14680 2007-02-12 Richard Henderson <rth@redhat.com>
14682 * config/alpha/constraints.md: New file.
14683 * config/alpha/alpha.c: Include tm-constrs.h.
14684 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
14685 alpha_extra_constraint): Remove.
14686 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
14687 * config/alpha/alpha-protos.h: Update.
14688 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
14689 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
14690 (EXTRA_CONSTRAINT): Remove.
14691 * config/alpha/alpha.md: Include constraints.md.
14692 (adddi splitter): Use satisfies_constraint_*.
14693 * config/alpha/predicates.md (add_operand): Likewise.
14694 (sext_add_operand, addition_operation): Likewise.
14696 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
14698 PR tree-optimization/29145
14699 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
14700 in our handling of restrict qualified pointers.
14702 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14705 * doc/invoke.texi (Wunused-value): Update description.
14706 (Wextra): Delete item.
14707 * opts.c (set_Wextra): Don't use the value of Wextra to set the
14708 value of Wunused-value.
14709 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
14710 (c_finish_stmt_expr): Don't check extra_warnings.
14711 (emit_side_effect_warnings): The caller is responsible to check
14714 2007-02-11 Roger Sayle <roger@eyesopen.com>
14715 Matt Thomas <matt@3am-software.com>
14717 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
14719 2007-02-11 Roger Sayle <roger@eyesopen.com>
14721 * simplify-rtx.c (simplify_relational_operation_1): Optimize
14722 comparisons of POPCOUNT against zero.
14723 (simplify_const_relational_operation): Likewise.
14725 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14727 * doc/invoke.texi (Wextra): Delete outdated paragraph.
14729 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14731 * dwarf2out.c (root_type): Delete unused function.
14733 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14735 * genattrtab.c (contained_in_p): Delete unused function.
14736 (write_expr_attr_cache): Likewise.
14738 2007-02-11 Jan Hubicka <jh@suse.cz>
14740 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
14743 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
14745 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
14746 to add the REG_EQ* note.
14747 * see.c (see_merge_one_use_extension): Likewise.
14748 * local-alloc.c (update_equiv_regs): Likewise. Also don't
14749 turn REG_EQUAL notes into REG_EQUIV notes if the target
14750 register may have more than one set.
14751 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
14752 * gcse.c (try_replace_reg): Likewise.
14753 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
14754 * calls.c (fixup_tail_calls): Likewise. Abort if there is
14755 more than one REG_EQUIV note.
14756 * reload1.c (gen_reload): Use set_unique_reg_note.
14758 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
14760 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
14761 (ix86_builtin_conversion): New function.
14763 2007-02-06 Mark Mitchell <mark@codesourcery.com>
14766 * tree.h (DECL_REPLACEABLE_P): New macro.
14767 * except.c (set_nothrow_function_flags): Likewise.
14769 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
14770 Ira Rosen <irar@il.ibm.com>
14771 Dorit Nuzman <dorit@il.ibm.com>
14773 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
14774 * targhooks.c (default_builtin_vectorized_conversion): New.
14775 * targhooks.h (default_builtin_vectorized_function): New declaration.
14776 * target.h (struct vectorize): Add builtin_conversion field.
14777 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
14778 stmt_vec_info_type value.
14779 (vectorizable_conversion): New declaration.
14780 * tree-vect-analyze.c (vect_analyze_operations): Add
14781 vectorizable_conversion call.
14782 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
14783 * tree-vect-transform.c (vectorizable_conversion): New function.
14784 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
14785 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
14787 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
14788 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
14789 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
14790 or ALTIVEC_BUILTIN_VCFSX.
14792 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14795 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
14796 CONST_DOUBLE and operand 0 is a hard register.
14797 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
14798 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
14799 is a hard floating-point register.
14801 2007-02-10 Richard Henderson <rth@redhat.com>
14802 Jakub Jelinek <jakub@redhat.com>
14803 Alexandre Oliva <aoliva@redhat.com>
14805 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
14806 * builtin-types.def (BT_WORD): Make unsigned.
14807 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
14808 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
14809 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
14810 * c-decl.c (grokdeclarator): Don't error if !have_tls.
14811 * c-parser.c (c_parser_omp_threadprivate): Likewise.
14812 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
14814 * expr.c (emutls_var_address): New.
14815 (expand_expr_real_1): Expand emulated tls.
14816 (expand_expr_addr_expr_1): Likewise.
14817 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
14818 * output.h (emutls_finish): Declare.
14819 * toplev.c (compile_file): Call it.
14820 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
14821 address before wrapping in CONST.
14822 * varasm.c (emutls_htab, emutls_object_type): New.
14823 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
14824 (get_emutls_object_name, get_emutls_object_type): New.
14825 (get_emutls_init_templ_addr, emutls_decl): New.
14826 (emutls_common_1, emutls_finish): New.
14827 (assemble_variable): When emulating tls, swap decls; generate
14828 constructor for the emutls objects.
14829 (do_assemble_alias): When emulating tls, swap decl and target name.
14830 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
14832 * varpool.c (decide_is_variable_needed): Look at force_output.
14833 Recurse for emulated tls.
14834 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
14835 with decide_is_variable_needed.
14836 * emutls.c: New file.
14837 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
14838 tls_object for real tls.
14840 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
14842 PR rtl-optimization/29599
14843 * reload1.c (eliminate_regs_in_insn): Take the destination
14844 mode into account when computing the offset.
14846 2007-02-09 Stuart Hastings <stuart@apple.com>
14847 Richard Henderson <rth@redhat.com>
14849 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
14850 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
14851 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
14852 fixuns_truncdfhi2): New.
14853 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
14854 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
14855 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
14856 (floatunssidf2): Allow nonimmediate source.
14857 * config/i386/sse.md (movdi_to_sse): New.
14858 (vec_concatv2di): Drop '*'.
14859 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
14860 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
14861 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
14863 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
14864 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
14865 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
14866 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
14867 (ix86_build_signbit_mask): Fix decl of v, refactor to call
14868 ix86_build_const_vector.
14869 (x86_emit_floatuns): Rewrite.
14871 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14873 * genautomata.c (longest_path_length): Delete unused function.
14874 (struct state): Delete unused longest_path_length.
14875 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
14876 (get_free_state): Delete unused.
14878 2007-02-09 Jan Hubicka <jh@suse.cz>
14880 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
14881 * doc/invoke.texi (inline-unit-growth): Update default value.
14883 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
14884 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
14885 (rebuild_cgraph_edges): Likewise.
14886 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
14887 (dump_cgraph_node): Dump frequencies.
14888 (cgraph_clone_edge): Add frequency scales.
14889 (cgraph_clone_node): Add freuqnecy.
14890 * cgraph.h (cgraph_edge): Add freuqnecy argument.
14891 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
14892 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
14893 * tree-pass.h (TODO_rebuild_frequencies): New constant.
14894 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
14895 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
14896 (save_inline_function_body): Likewise.
14897 * ipa-inline.c: inluce rtl.h
14898 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
14899 (cgraph_edge_badness): Use frequencies.
14900 (cgraph_decide_recursive_inlining): Update clonning.
14901 (cgraph_decide_inlining_of_small_function): Dump frequency.
14902 * predict.c (estimate_bb_frequencies): Export.
14903 * predict.h (estimate_bb_frequencies): Declare.
14904 * tree-inline.c (copy_bb): Watch overflows.
14905 (expand_call_inline): Update call of cgraph_create_edge.
14906 (optimize_inline_calls): Use TODO flags to update frequnecies.
14907 * passes.h: Include predict.h
14908 (init_optimization_passes): Move profile ahead.
14909 (execute_function_todo): Handle TODO_rebuild_frequencies.
14911 2007-02-09 Roger Sayle <roger@eyesopen.com>
14913 * config/alpha/alpha.c (emit_insxl): Force the first operand of
14914 the insbl or inswl pattern into a register.
14916 2007-02-09 Roger Sayle <roger@eyesopen.com>
14918 * config/ia64/ia64.md (bswapdi2): New define_insn.
14920 2007-02-09 Richard Henderson <rth@redhat.com>
14922 * config/i386/constraints.md (Ym): New constraint.
14923 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
14924 (movdi_1_rex64): Split sse and xmm general register moves from
14925 memory move alternatives. Use conditional register constraints.
14926 (movsf_1, movdf_integer): Likewise.
14927 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
14928 (movdf_integer_rex64): New.
14929 (pushsf_rex64): Fix output constraints.
14930 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
14931 (sse2_stored): Likewise.
14932 (sse2_storeq_rex64): New.
14933 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
14934 amd and not generic.
14935 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
14936 for optimize_size. Remove SF/DFmode hack.
14938 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14940 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
14943 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
14944 Richard Sandiford <richard@codesourcery.com>
14946 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
14947 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
14948 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
14949 m68k/t-mlib to tmake_file.
14950 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
14951 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
14952 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
14953 Allow it to be cf or m68k. Set m68k_arch_family. If that
14954 variable is not empty, add t-$m68k_arch_family to tmake_file.
14955 Add t-mlibs to tmake_file.
14956 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
14957 * config/m68k/t-cf: New file.
14958 * config/m68k/t-m68k: Likewise.
14959 * config/m68k/t-mlibs: Likewise.
14960 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14961 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14962 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
14963 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14964 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
14966 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
14967 (INSTALL_LIBGCC): Delete.
14968 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
14969 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14970 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14971 (M68K_MLIB_CPU): Define.
14972 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14973 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14974 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
14976 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
14977 Richard Guenther <rguenther@suse.de>
14979 PR middle-end/23361
14980 * fold-const.c (fold_comparison): Handle obfuscated comparisons
14981 against INT_MIN/INT_MAX.
14982 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
14983 file if a loop is removed.
14985 2007-02-09 Joseph Myers <joseph@codesourcery.com>
14987 * calls.c (store_one_arg): Pass correct alignment to
14988 emit_push_insn for non-BLKmode values.
14989 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
14990 unaligned stack slot via a suitably aligned slot.
14992 2007-02-08 DJ Delorie <dj@redhat.com>
14994 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
14996 (legal_subregs): Use unsigned char, make const.
14997 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
14999 2007-02-08 Paul Brook <paul@codesourcery.com>
15001 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
15002 special interworking needed.
15004 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
15006 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
15007 conditional to __SSE2__.
15008 (Entries below should have been added to first ChangeLog
15009 entry for amdfam10 dated 2007-02-05)
15010 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
15012 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
15014 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
15017 2007-02-08 DJ Delorie <dj@redhat.com>
15019 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
15020 * config/m32c/m32c.c (legal_subregs): New.
15021 (m32c_illegal_subreg_p): New.
15022 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
15023 unsupported subregs of hard regs.
15025 2007-02-08 Jan Hubicka <jh@suse.cz>
15027 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
15028 the same one; always update histograms.
15030 2007-02-08 Diego Novillo <dnovillo@redhat.com>
15032 * passes.c (init_optimization_passes): Tidy comment.
15034 2007-02-08 Roger Sayle <roger@eyesopen.com>
15036 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
15037 strip zero_extend, bswap and rotates from POCOUNT's argument.
15038 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
15039 zero_extend and rotates from PARITY's argument.
15040 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
15041 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
15042 of an integer constant at compile-time.
15044 2007-02-08 Diego Novillo <dnovillo@redhat.com>
15047 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
15049 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
15052 * tree-ssa-live.c (remove_unused_locals): Do not remove
15053 TREE_ADDRESSABLE variables.
15054 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
15055 * tree-ssa-operands.c (add_virtual_operand): Remove argument
15056 FOR_CLOBBER. Update all users.
15057 If VAR has an associated alias set, add a virtual operand for
15058 it if no alias is found to conflict with the memory reference.
15060 2007-02-07 Jan Hubicka <jh@suse.cz>
15061 Robert Kidd <rkidd@crhc.uiuc.edu>
15063 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
15065 2007-02-07 Ian Lance Taylor <iant@google.com>
15067 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
15069 2007-02-07 Roger Sayle <roger@eyesopen.com>
15071 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
15072 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
15073 tablejumpdi, movsi_to_cr_one): Remove constraints from
15074 define_expand's match_operands.
15076 2007-02-07 Roger Sayle <roger@eyesopen.com>
15078 * global.c (compute_regsets): Move declatation of "i" inside of
15079 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
15081 2007-02-07 Jakub Jelinek <jakub@redhat.com>
15084 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
15085 of INDIRECT_REF <RESULT_DECL>.
15087 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
15089 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
15090 Kaz Kojima <kkojima@gcc.gnu.org>
15093 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
15095 (sh_initialize_trampoline): Add parentheses to avoid a warning.
15097 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
15099 * doc/loop.texi: Document possibility not to perform disambiguation
15100 of loops with multiple latches.
15101 * cfgloopmanip.c (alp_enum_p): Removed.
15102 (add_loop): Handle subloops. Use get_loop_body_with_size.
15103 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
15104 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
15105 the new forwarder block.
15106 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
15107 Handle the case latch is NULL.
15108 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
15109 modifications when marking loop exits.
15110 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
15112 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
15113 disambiguate_loops_with_multiple_latches.
15114 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
15115 before fix_loop_structure.
15116 * cfgloop.c: Include pointer-set.h and output.h.
15117 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
15118 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
15119 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
15120 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
15121 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
15122 disambiguate_multiple_latches, get_loop_body_with_size,
15123 disambiguate_loops_with_multiple_latches): New functions.
15124 (flow_loop_dump): Dump multiple latch edges.
15125 (flow_loop_nodes_find): Handle loops with multiple latches.
15126 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
15127 (glb_enum_p): Modified.
15128 (get_loop_body): Use get_loop_body_with_size.
15129 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
15130 (AVOID_CFG_MODIFICATIONS): New constant.
15131 (disambiguate_loops_with_multiple_latches, add_loop,
15132 get_loop_body_with_size): Declare.
15133 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
15135 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
15137 PR inline-asm/28686
15138 * global.c (compute_regsets): New function.
15139 (global_alloc): Refactored ELIMINABLE_REGSET
15140 and NO_GLOBAL_ALLOC_REGS computation out.
15141 (rest_of_handle_global_alloc): Call compute_regsets()
15142 for non-optimizing case.
15144 2007-02-06 Richard Henderson <rth@redhat.com>
15146 * config/i386/constraints.md (Y2): Rename from Y.
15147 (Yi): New constraint.
15148 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
15149 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
15150 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
15151 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
15152 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
15153 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
15154 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
15155 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
15156 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
15157 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
15158 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
15159 vec_extractv2si_1): Change Y constraints to Y2.
15160 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
15161 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
15162 Change Y constraints to Y2.
15163 (sse2_loadld): Change Y constraints to x.
15165 2007-02-06 Roger Sayle <roger@eyesopen.com>
15167 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
15168 (parity<mode>2): New define_expand using rs6000_emit_parity.
15169 * config/rs6000/rs6000.c (rs6000_emit_popcount,
15170 rs6000_emit_parity): New functions.
15171 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
15172 rs6000_emit_parity): Prototype here.
15174 2007-02-06 Ian Lance Taylor <iant@google.com>
15176 * lower-subreg.c (simple_move_operand): Reject CONST.
15177 (resolve_clobber): Call validate_change rather than directly
15178 assigning to XEXP (pat, 0).
15180 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
15182 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
15183 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
15184 (tree-cfg.o): Remove hashtab.h dependency.
15186 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
15187 (struct ivopts_data): Change niters to pointer_map_t.
15188 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
15189 (niter_for_exit): Create pointer_map on demand. Change for
15191 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
15192 (free_loop_data): Destroy data->niters if created and reset field.
15193 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
15194 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
15196 * tree-ssa-reassoc.c: Include pointer-set.h.
15197 (bb_rank): Change to long *.
15198 (operand_rank): Change to pointer_map_t.
15199 (find_operand_rank): Return long, -1 if not found. Declare as inline.
15200 (insert_operand_rank): Accept long.
15201 (operand_entry_hash, operand_entry_eq): Remove.
15202 (get_rank): Return long. Adjust for changes above.
15203 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
15205 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
15207 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
15208 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
15209 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
15211 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
15212 directly since it cannot be NULL.
15213 (get_vi_for_tree): Rewrite for pointer_map API.
15214 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
15215 (init_alias_vars): Create vi_for_tree as pointer_map.
15216 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
15218 * tree-cfg.c: Don't include hashtab.h.
15219 (edge_to_cases): Declare as pointer_map.
15220 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
15222 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
15223 (start_recording_case_labels): Create edge_to_cases as pointer_map.
15224 (end_recoding_case_labels): Cleanup edge_to_cases manually before
15226 (record_switch_edge): Delete.
15227 (get_cases_for_edge): Adjust for pointer_map API, inline
15228 record_switch_edge (rewritten for new API), remove goto.
15230 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
15232 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
15233 * tree-nested.c: Include pointer-set.h.
15234 (var_map_elt, var_map_eq, var_map_hash): Delete.
15235 (struct nesting_info): Remove GTY marker. Change the two htab_t's
15236 to pointer_map_t's.
15237 (nesting_info_bitmap_obstack): New.
15238 (lookup_field_for_decl): Adjust for pointer_map API.
15239 (lookup_tramp_for_decl): Adjust for pointer_map API.
15240 (get_nonlocal_debug_decl): Adjust for pointer_map API.
15241 (get_local_debug_decl): Adjust for pointer_map API.
15242 (convert_nl_goto_reference): Adjust for pointer_map API.
15243 (convert_nl_goto_receiver): Adjust for pointer_map API.
15244 (create_nesting_tree): Create outside GGC space. Create bitmap on
15245 the new obstack. Create field_map and var_map as pointer_maps.
15246 (free_nesting_tree): Adjust for changes to create_nesting_tree.
15248 (lower_nested_functions): Move root here, no need to NULL it.
15249 Initialize and release the obstack.
15251 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
15253 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
15254 Remove prototypes and make them non-static.
15255 (struct tree_int_map): Remove.
15256 * tree.h (struct tree_int_map): Move here, turning TO into an
15258 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
15260 * tree.h (TREE_COMPLEXITY): Remove.
15261 (struct tree_exp): Remove complexity field.
15262 * tree.c (build1_stat): Don't set it.
15264 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
15265 Victor Kaplansky <victork@il.ibm.com>
15267 * tree-vectorizer.c (vect_is_simple_use): Support induction.
15268 (vect_is_simple_reduction): Support reduction with induction as
15269 one of the operands.
15270 (vect_is_simple_iv_evolution): Fix formatting.
15271 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
15272 formatting. Don't mark induction phis for vectorization.
15273 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
15274 * tree-vect-transform.c (get_initial_def_for_induction): New function.
15275 (vect_get_vec_def_for_operand): Support induction.
15276 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
15278 (vectorizable_reduction): Support reduction with induction as one of
15280 (vectorizable_type_demotion): Use def-type of stmt argument rather
15281 than dummy def-type.
15283 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
15284 flag_tree_scev_cprop.
15285 * common.opt (tree-scev-cprop): New flag.
15287 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
15288 call to vect_get_new_vect_var.
15290 2007-02-06 Ira Rosen <irar@il.ibm.com>
15292 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
15293 vectype is not NULL.
15294 (vect_pattern_recog_1): Likewise.
15296 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15298 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
15299 (fold_negate_expr): Likewise.
15301 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
15304 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
15305 even if cv-qualification is the same.
15307 2007-02-05 Geoffrey Keating <geoffk@apple.com>
15309 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
15310 __enable_execute_stack on completion.
15312 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15314 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
15315 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
15316 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
15317 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
15318 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
15319 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
15320 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
15321 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
15323 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15325 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
15326 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
15327 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
15328 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
15329 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
15330 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
15331 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
15332 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
15333 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
15334 umuldi3_highpart_rex64, umulsi3_highpart_insn,
15335 umulsi3_highpart_zext, smuldi3_highpart_rex64,
15336 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
15337 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
15338 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
15339 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
15340 sqrtextenddfxf2_i387): Added amdfam10_decode.
15342 * config/i386/athlon.md (athlon_idirect_amdfam10,
15343 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
15344 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
15345 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
15346 athlon_ivector_store_amdfam10): New define_insn_reservation.
15347 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
15350 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15352 * config/i386/athlon.md (athlon_call_amdfam10,
15353 athlon_pop_amdfam10, athlon_lea_amdfam10): New
15354 define_insn_reservation.
15355 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
15356 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
15357 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
15359 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15361 * config/i386/athlon.md (athlon_sseld_amdfam10,
15362 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
15363 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
15365 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15367 * config/i386/athlon.md (athlon_sseins_amdfam10): New
15368 define_insn_reservation.
15369 * config/i386/i386.md (sseins): Added sseins to define_attr type
15370 and define_attr unit.
15371 * config/i386/sse.md: Set type attribute to sseins for insertq
15374 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15376 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
15377 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
15378 ssecomi_load_amdfam10, ssecomi_amdfam10,
15379 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
15380 define_insn_reservation.
15381 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
15383 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15385 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
15386 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
15387 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
15388 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
15389 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
15390 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
15391 define_insn_reservation.
15393 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
15394 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
15395 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
15396 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
15397 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
15399 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15401 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
15402 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
15403 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
15404 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
15405 athlon_ssemul_load_k8): Added amdfam10.
15407 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15409 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
15410 (x86_sse_unaligned_move_optimal): New variable.
15412 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
15414 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
15415 for unaligned vector SSE double/single precision loads for AMDFAM10.
15417 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15419 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
15420 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
15421 Define TARGET_CPU_DEFAULT_amdfam10.
15422 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
15423 (processor_type): Add PROCESSOR_AMDFAM10.
15425 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
15426 processor_type in config/i386/i386.h.
15427 Enable imul peepholes for TARGET_AMDFAM10.
15429 * config.gcc: Add support for --with-cpu option for amdfam10.
15431 * config/i386/i386.c (amdfam10_cost): New variable.
15432 (m_AMDFAM10): New macro.
15433 (m_ATHLON_K8_AMDFAM10): New macro.
15434 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
15435 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
15436 x86_promote_QImode, x86_integer_DFmode_moves,
15437 x86_partial_reg_dependency, x86_memory_mismatch_stall,
15438 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
15439 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
15440 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
15441 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
15442 Enable/disable for amdfam10.
15443 (override_options): Add amdfam10_cost to processor_target_table.
15444 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
15445 processor_alias_table.
15446 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
15447 (ix86_adjust_cost): Add code for amdfam10.
15449 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15451 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
15452 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
15453 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
15454 * config/i386/i386.h: Add builtin definition for SSE4A.
15455 * config/i386/i386.md: Add support for ABM instructions
15456 (popcnt and lzcnt).
15457 * config/i386/sse.md: Add support for SSE4A instructions
15458 (movntss, movntsd, extrq, insertq).
15459 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
15460 Add -march=amdfam10 flag.
15461 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
15462 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
15464 * doc/extend.texi: Add documentation for SSE4A builtins.
15466 2007-02-05 Bob Wilson <bob.wilson@acm.org>
15468 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
15470 2007-02-05 Richard Guenther <rguenther@suse.de>
15472 * tree-vectorizer.h (vectorizable_function): Add argument type
15473 argument, change return type.
15474 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
15475 * tree-vect-transform.c (vectorizable_function): Handle extra
15476 argument, return vectorized function decl.
15477 (build_vectorized_function_call): Remove.
15478 (vectorizable_call): Handle calls with result and argument types
15479 differing. Handle loop vectorization factor correctly.
15480 * targhooks.c (default_builtin_vectorized_function): Adjust for
15482 * targhooks.h (default_builtin_vectorized_function): Likewise.
15483 * target.h (builtin_vectorized_function): Add argument type
15485 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
15486 extra argument, allow vectorizing of lrintf.
15487 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
15488 documentation of target hook.
15490 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
15493 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
15494 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
15495 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
15497 2007-02-05 Roger Sayle <roger@eyesopen.com>
15499 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
15500 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
15501 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
15502 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
15503 before canonicalizing sincos to cexpi.
15504 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
15506 2007-02-05 Roger Sayle <roger@eyesopen.com>
15508 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
15509 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
15510 (alpha_init_builtins): Use alpha_add_builtins to process tables.
15512 2007-02-05 Roger Sayle <roger@eyesopen.com>
15514 * mips-tfile.c (initialize_init_file): Correct endianness test.
15516 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
15518 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
15519 the 'y' constraint.
15521 2007-02-05 Richard Sandiford <richard@codesourcery.com>
15523 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
15524 saves in a PARALLEL before the register assignments.
15526 2007-02-05 Richard Sandiford <richard@codesourcery.com>
15528 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
15529 DWARF_FRAME_RETURN_COLUMN to be a general register.
15530 * dwarf2out.c (init_return_column_size): New function, split from...
15531 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
15532 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
15533 to be nongeneral registers.
15534 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
15536 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
15537 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
15539 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
15541 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
15543 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
15545 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
15546 (remove_path): Use can_remove_branch_p and remove_branch instead
15547 of loop_delete_branch_edge.
15548 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
15549 (tree_transform_and_unroll_loop): Remove dead branches immediately.
15550 Update profile using scale_dominated_blocks_in_loop.
15551 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
15552 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
15553 (can_remove_branch_p, remove_branch): Declare.
15554 * tree-cfg.c (tree_can_remove_branch_p): New function.
15555 (tree_cfg_hooks): Add tree_can_remove_branch_p.
15556 * cfgrtl.c (rtl_can_remove_branch_p): New function.
15557 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
15559 2007-02-05 Jan Hubicka <jh@suse.cz>
15561 PR middle-end/30696
15562 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
15563 nodes in cgraph, don't remove offline copy of the function.
15565 2007-02-04 Jan Hubicka <jh@suse.cz>
15567 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
15568 vectors might cause maybe_lookup_element_for_expr to be called
15569 on non-sra-candidate.
15571 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15573 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
15574 config/bfin/bfin.md, config/bfin/predicates.md: Follow
15575 spelling conventions.
15577 2007-02-04 Richard Guenther <rguenther@suse.de>
15579 PR middle-end/30636
15580 * fold-const.c (try_move_mult_to_index): Make sure to not
15581 overflow one dimension of a multi-dimensional array access.
15583 2007-02-04 Jan Hubicka <jh@suse.cz>
15585 * passes.c (init_optimization_passes): Reindent.
15587 2007-02-04 Jan Hubicka <jh@suse.cz>
15588 Eric Botcazou <ebotcazou@adacore.com>
15590 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
15591 (execute_fixup_cfg): Break out the abnormal goto code.
15592 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
15593 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
15594 (optimize_inline_calls): Call make_nonlocal_label_edges.
15596 2007-02-04 Jan Hubicka <jh@suse.cz>
15598 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
15599 true when something was changed.
15600 (rename_ssa_copies): When something was changed, do
15601 TODO_remove_unused_locals.
15602 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
15603 add TODO_remove_unused_locals when instruction was removed.
15605 2007-02-04 Jan Hubicka <jh@suse.cz>
15607 * ipa-inline.c (try_inline): Improve debug output; work on already
15609 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
15610 call try_inline for already inlined edges too when flattening;
15611 inline also functions that make callee growth but overall unit size
15614 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15616 * config/m32c/bitops.md, config/m32c/jump.md,
15617 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
15618 config/m32r/m32r.h, config/m32r/m32r.md,
15619 config/m32r/predicates.md, config/m68hc11/larith.asm,
15620 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
15621 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
15622 config/mips/mips-protos.h, config/mips/mips.c,
15623 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
15624 config/mn10300/mn10300.h, config/mn10300/predicates.md,
15625 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
15626 spelling conventions.
15628 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
15629 Follow spelling conventions.
15631 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
15633 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
15634 warn about C++0x compatibility.
15636 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15638 * config/h8300/h8300.c, config/h8300/h8300.h,
15639 config/h8300/h8300.md: Follow spelling conventions.
15641 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
15643 PR middle-end/30667
15644 * combine.c (try_combine): Do not substitute source operand
15645 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
15647 2007-02-03 Jan Hubicka <jh@suse.cz>
15649 PR gcov-profile/30650
15650 * value-prof.c (stringop_block_profile): Fix handling of size counter;
15651 do not divide by zero for never executed counters.
15652 (tree_find_values_to_profile): Fix counters.
15653 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
15655 2007-02-03 Ian Lance Taylor <iant@google.com>
15657 * lower-subreg.c (simple_move_operand): New static function,
15658 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
15660 (simple_move): Call simple_move_operand.
15661 (find_decomposable_subregs): Add special handling of MEMs.
15662 (can_decompose_p): Rename from cannot_decompose_p. Reverse
15663 meaning of return value. If we see a hard register, test whether
15664 it can store a word_mode value. Change all callers.
15666 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15668 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
15669 ftrapv insns and expanders.
15670 (subdi3): Change define_expand operand 1 to arith11_operand, and
15671 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
15672 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
15673 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
15676 PR middle-end/30174
15677 * varasm.c (notice_global_symbol): Treat global objects as weak when
15678 flag_shlib is true.
15680 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15682 * emit-rtl.c (dconstpi): Delete.
15683 (dconstsqrt2): New.
15684 (init_emit_once): Delete dconstpi and init dconstsqrt2.
15685 * real.h (dconstpi): Delete.
15686 (dconstsqrt2): New.
15687 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
15688 (fold_builtin_hypot): Likewise.
15690 2007-02-03 Tom Tromey <tromey@redhat.com>
15693 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
15694 -gcoff3, -gxcoff3, -gvms3 implies -dD.
15696 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
15698 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
15699 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
15700 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
15701 config/rs6000/cell.md, config/rs6000/darwin.h,
15702 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
15703 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
15704 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
15705 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
15706 typos. Follow spelling conventions.
15707 * doc/invoke.texi: Follow spelling conventions.
15709 2007-02-03 Roger Sayle <roger@eyesopen.com>
15711 * simplify-rtx.c (simplify_relational_operation_1): Implement some
15712 canonicalization transformations that attempt to simplify integer
15713 constant comparisons to become comparisons against zero.
15715 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15717 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
15719 * fold-const.c (fold_binary): Fix comment typos. Fold complex
15720 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
15722 2007-02-02 Mike Stump <mrs@apple.com>
15724 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
15725 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
15726 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
15727 generate a branch island.
15729 2007-02-02 Bob Wilson <bob.wilson@acm.org>
15731 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
15732 (xtensa_legitimate_address_p): New.
15733 (xtensa_legitimize_address): New.
15734 (xtensa_output_addr_const_extra): New.
15735 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
15737 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
15738 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
15739 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
15740 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
15741 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
15742 (xtensa_legitimize_address): New.
15743 (xtensa_output_addr_const_extra): New.
15745 2007-02-02 Steve Ellcey <sje@cup.hp.com>
15747 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
15749 2007-02-02 Ian Lance Taylor <iant@google.com>
15751 * expmed.c (expand_divmod): Add comment.
15753 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
15755 * emit-rtl.c (renumber_insns): Remove.
15756 * flags.h: Remove the extern for flag_renumber_insns.
15757 * rtl.h: Remove the prototype for renumber_insns.
15758 * toplev.c (flag_renumber_insns): Remove.
15760 2007-02-02 Hui-May Chang <hm.chang@apple.com>
15762 Revert for x86 darwin:
15763 2005-06-19 Uros Bizjak <uros@kss-loka.si>
15765 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
15766 code before the following patch under TARGET_MACHO.
15767 (ix86_function_value_regno_p): Likewise.
15769 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15771 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
15774 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15777 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
15778 loads to general or fp registers. Add comments.
15779 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
15781 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
15783 * pointer-set.c (insert_aux): Only return insertion slot.
15784 (pointer_set_insert): Adjust.
15785 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
15786 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
15787 pointer_map_traverse): New.
15788 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
15789 pointer_map_create, pointer_map_destroy, pointer_map_insert,
15790 pointer_map_contains, pointer_map_traverse): Declare.
15792 2007-02-02 Jakub Jelinek <jakub@redhat.com>
15794 PR middle-end/30473
15795 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
15796 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
15798 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15800 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
15802 (struct _dep): New type.
15803 (dep_t): New typedef.
15804 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
15805 (DEP_STATUS): New access macro. The macro with the same name was
15806 renamed to DEP_LINK_STATUS.
15807 (dep_init): Declare function
15809 (struct _dep_link): New type.
15810 (dep_link_t): New typedef.
15811 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
15812 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
15813 (DEP_LINK_STATUS): New macro.
15814 (debug_dep_links): New debug function.
15816 (struct _deps_list): New type.
15817 (deps_list_t): New typedef.
15818 (DEPS_LIST_FIRST): New access macro.
15819 (FOR_EACH_DEP_LINK): New cycle macro.
15820 (create_deps_list, free_deps_list, delete_deps_list): Declare
15822 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
15823 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
15824 (copy_deps_list_change_con): Ditto.
15826 (move_dep_link): Declare function.
15828 (struct _dep_node): New type.
15829 (dep_node_t): New typedef.
15830 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
15832 (struct haifa_insn_data.back_deps): New field to hold backward
15833 dependencies of the insn.
15834 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
15836 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
15837 Change its type to deps_list_t.
15838 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
15839 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
15840 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
15842 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
15844 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
15846 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
15848 (dep_cost): Declare.
15850 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
15851 (ds_to_dk, dk_to_ds): New functions.
15853 (init_dep_1): New static function.
15854 (init_dep): New function.
15855 (copy_dep): New static function.
15857 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
15859 (detach_dep_link): New static function.
15860 (move_dep_link): New function.
15862 (dep_links_consistent_p, dump_dep_links): New static functions.
15863 (debug_dep_links): New debugging function.
15865 (deps_obstack, dl_obstack, dn_obstack): New static variables.
15867 (alloc_deps_list, init_deps_list): New static functions.
15868 (create_deps_list): New function.
15869 (clear_deps_list): New static function.
15870 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
15871 (deps_list_consistent_p, dump_deps_list): New static functions.
15872 (debug_deps_list): New function.
15873 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
15875 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
15877 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
15878 use new scheduler dependencies lists.
15879 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
15880 (sched_analyze): Ditto. Initialize dependencies lists.
15881 (add_forw_dep, compute_forward_dependences): Update to use new
15882 scheduler dependencies lists.
15884 (init_dependency_caches): Init deps_obstack.
15885 (free_dependency_caches): Free deps_obstack.
15887 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
15888 new scheduler dependencies lists.
15889 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
15890 (add_back_forw_dep, delete_back_forw_dep): Ditto.
15892 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
15893 Update to use new scheduler dependencies lists.
15894 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
15895 (debug_dependencies): Ditto.
15896 (schedule_region): Update comments.
15898 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
15899 scheduler dependencies lists.
15900 (schedule_ebb): Update comments.
15902 * rtl.def (DEPS_LIST): Remove.
15904 * lists.c (unused_deps_list): Remove.
15905 (free_list): Update assertions.
15907 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
15908 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15910 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
15911 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15913 * haifa-sched.c (comments): Update.
15914 (insn_cost1): Remove. Inline the code into insn_cost ().
15915 (insn_cost): Update to use new scheduler dependencies lists. Move
15916 processing of the dependency cost to dep_cost ().
15917 (dep_cost): New function. Use it instead of insn_cost () when
15918 evaluating cost of the dependency. Use compatible interface to
15919 interact with the target.
15920 (priority): Update to use new scheduler dependencies lists.
15921 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
15922 with greater number of insns that depend on the insn.
15923 (schedule_insn): Update to use new scheduler dependencies lists. Add
15924 code to free backward dependencies lists. Inline and optimize code
15925 from resolve_dep () - see PR28071.
15926 (ok_for_early_queue_removal): Update to use new scheduler dependencies
15927 lists. Update call to targetm.sched.is_costly_dependence hook.
15929 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
15930 scheduler dependencies lists.
15932 (resolve_dep): Remove. Move the logic to schedule_insn ().
15933 (init_h_i_d): Initialize dependencies lists.
15935 (process_insn_depend_be_in_spec): Rename to
15936 process_insn_forw_deps_be_in_spec. Update to use new scheduler
15937 dependencies lists.
15938 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
15939 Update to use new scheduler dependencies lists.
15940 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
15942 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
15943 new scheduler dependencies lists.
15944 (build_intra_loop_deps): Ditto.
15946 * target.h (struct _dep): Declare to use in
15947 gcc_target.sched.is_costly_dependence.
15948 (struct gcc_target.sched.adjust_cost): Fix typo.
15949 (struct gcc_target.sched.is_costly_dependence): Change signature to
15950 use single dep_t parameter instead of an equivalent triad.
15951 (struct gcc_target.sched.adjust_cost_2): Remove.
15953 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
15955 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
15957 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
15959 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
15961 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
15962 (REG_DEP_TRUE): Document.
15964 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
15965 Change signature to correspond to the targetm.sched.adjust_cost hook.
15966 Update use in TARGET_SCHED_ADJUST_COST_2.
15967 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
15968 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
15969 new scheduler dependencies lists.
15970 (ia64_gen_check): Ditto.
15972 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
15973 scheduler dependencies lists.
15975 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
15976 signature to correspond to the targetm.sched.is_costly_dependence hook.
15977 (is_costly_group): Update to use new scheduler dependencies lists.
15979 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
15980 instead of INSN_COST () macro.
15982 2007-02-01 Ian Lance Taylor <iant@google.com>
15984 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
15986 2007-02-01 Guy Martin <gmsoft@gentoo.org>
15988 * pa.md (tp_load): Correct mfctl instruction syntax.
15990 2007-02-01 Geoffrey Keating <geoffk@apple.com>
15992 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
15993 altivec_padding_size calculation on AIX. Improve comment, add
15994 assert to verify that it's right.
15996 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
15999 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
16001 PR inline-asm/28686
16002 * global.c (global_alloc): Add mising initialization of
16005 2007-02-01 Roger Sayle <roger@eyesopen.com>
16007 * alias.c (init_alias_analysis): Correct whitespace.
16008 * bb-reorder.c (fix_edges_for_rarely_executed_code,
16009 partition_hot_cold_basic_blocks): Likewise.
16010 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
16011 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
16012 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
16013 fold_builtin_snprintf_chk, fold_builtin_printf,
16014 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
16015 do_mpfr_arg3, do_mpfr_sincos): Likewise.
16016 * cfgcleanup.c (cleanup_cfg): Likewise.
16017 * cfgexpand.c (tree_expand_cfg): Likewise.
16018 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
16019 * function.c (get_next_funcdef_no): Likewise.
16020 * gengtype.c (main): Likewise.
16021 * genmodes.c (main): Likewise.
16022 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
16023 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
16024 * ifcvt.c (noce_emit_move_insn): Likewise.
16025 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
16027 * stor-layout.c (get_best_mode): Likewise.
16028 * tree-ssa-loop-niter.c (get_val_for): Likewise.
16029 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
16030 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
16031 perform_var_substitution, solve_graph): Likewise.
16032 * tree-vrp.c (vrp_finalize): Likewise.
16034 2007-02-01 Ian Lance Taylor <iant@google.com>
16036 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
16037 high part of a paradoxical subreg, return a constant zero.
16039 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
16041 * toplev.c (lang_dependent_init): Call init_set_costs.
16042 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
16044 2007-02-01 Richard Guenther <rguenther@suse.de>
16046 PR middle-end/30656
16047 * fold-const.c (fold_negate_expr): Allow negating a
16048 constant if overflow does not change.
16050 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16052 * doc/c-tree.texi (Expression trees): Improve markup.
16053 * doc/tm.texi (Register Classes, Addressing Modes)
16054 (Floating Point): Fix spacing after abbreviations. Fix some
16057 2007-02-01 Ben Elliston <bje@au.ibm.com>
16059 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
16060 * doc/contrib.texi: Likewise.
16061 * doc/install.texi: Likewise.
16063 2007-01-31 Richard Henderson <rth@redhat.com>
16064 Ian Lance Taylor <iant@google.com>
16066 * lower-subreg.c: New file.
16067 * rtl.def (CONCATN): Define.
16068 * passes.c (init_optimization_passes): Add pass_lower_subreg and
16069 pass_lower_subreg2.
16070 * emit-rtl.c (update_reg_offset): New static function, broken out
16071 of gen_rtx_REG_offset.
16072 (gen_rtx_REG_offset): Call update_reg_offset.
16073 (gen_reg_rtx_offset): New function.
16074 * regclass.c: Revert patch of 2006-03-05, restoring
16076 (clear_reg_info_regno): New function.
16077 * dwarf2out.c (concatn_loc_descriptor): New static function.
16078 (loc_descriptor): Handle CONCATN.
16079 * common.opt (fsplit_wide_types): New option.
16080 * opts.c (decode_options): Set flag_split_wide_types when
16082 * timevar.def (TV_LOWER_SUBREG): Define.
16083 * rtl.h (gen_reg_rtx_offset): Declare.
16084 (reg_scan_update): Declare.
16085 * regs.h (clear_reg_info_regno): Declare.
16086 * tree-pass.h (pass_lower_subreg): Declare.
16087 (pass_lower_subreg2): Declare.
16088 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
16089 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
16090 -fsplit-wide-types.
16091 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
16092 * Makefile.in (OBJS-common): Add lower-subreg.o.
16093 (lower-subreg.o): New target.
16095 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16097 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
16099 2007-01-31 Anatoly Sokolov <aesok@post.ru>
16102 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
16104 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16106 PR middle-end/29335
16107 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
16109 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
16111 * cfgloop.h: Include vec-prim.h.
16112 (enum li_flags): Remove LI_ONLY_OLD.
16113 (loop_iterator): Changed.
16114 (fel_next, fel_init): Iterate over loop tree.
16115 (FOR_EACH_LOOP_BREAK): New macro.
16116 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
16118 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
16119 * modulo-sched.c (sms_schedule): Ditto.
16120 * tree-vectorizer.c (vectorize_loops): Ditto.
16121 * doc/loop.texi: Update information on loop numbering and behavior of
16122 FOR_EACH_LOOP wrto new loops.
16123 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
16124 add_to_evolution_1): Test nestedness of loops instead of comparing
16126 * tree-chrec.c (chrec_fold_plus_poly_poly,
16127 chrec_fold_multiply_poly_poly, chrec_evaluate,
16128 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
16129 reset_evolution_in_loop): Ditto.
16130 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
16132 2007-01-31 Dirk Mueller <dmueller@suse.de>
16134 * c-common.c (warn_about_parentheses): Separate warning about
16135 un-parenthized sequence of comparison operators from the one
16136 which is supposed to warn about x <= y <= z.
16138 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
16140 * optabs.h (enum optab_index): Add new OTI_isinf.
16141 (isinf_optab): Define corresponding macro.
16142 * optabs.c (init_optabs): Initialize isinf_optab.
16143 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
16145 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
16146 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
16148 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
16149 expand_builtin_interclass_mathfn.
16150 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
16151 * config/i386/i386.md (UNSPEC_FXAM): New constant.
16152 (fxam<mode>2_i387): New insn pattern.
16153 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
16154 built-in functions as x87 inline asm.
16156 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16158 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
16160 2007-01-30 Eric Christopher <echristo@apple.com>
16162 * config.gcc: Add geode.
16164 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16166 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
16167 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
16168 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
16169 value-prof.c: Fix comment typos.
16171 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16174 * doc/invoke.texi (Wpointer-arith): Document warning.
16176 2007-01-30 Janis Johnson <janis187@us.ibm.com>
16178 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
16179 the list of discrepancies from the draft TR.
16181 2007-01-30 Dirk Mueller <dmueller@suse.de>
16184 * doc/invoke.texi (-Wreturn-type): Update description to
16185 match new behavior.
16187 2007-01-30 Richard Sandiford <richard@codesourcery.com>
16189 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
16191 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
16193 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
16194 to handle optabs that operate on floating point input argument and
16195 output to integer output.
16196 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
16197 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
16198 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
16199 expand_builtin_interclass_mathfn ().
16200 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
16201 (ilogbsi2): Remove.
16202 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
16203 ilogbl built-in functions as x87 intrinsics.
16205 2007-01-30 Richard Guenther <rguenther@suse.de>
16207 PR middle-end/27657
16208 * dwarf2out.c (reference_to_unused): Query varpool if the
16209 variable was output.
16211 2007-01-30 Richard Guenther <rguenther@suse.de>
16213 PR middle-end/30313
16214 * passes.c (execute_one_pass): Reset in_gimple_form to not
16215 confuse non-unit-at-a-time mode.
16217 2007-01-29 Roger Sayle <roger@eyesopen.com>
16218 Richard Guenther <rguenther@suse.de>
16220 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
16221 avoid undefined behaviour on overflow. Use force_fit_type_double
16222 to construct the constant with the specified TREE_OVERFLOW.
16224 2007-01-29 Janis Johnson <janis187@us.ibm.com>
16226 * config/dfp-bit.c: Add parameterized support for fp exceptions.
16227 * config/dfp-bit.h: Ditto.
16229 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16231 * c-decl.c (pop_scope): Replace warnings with call to
16232 warn_for_unused_label.
16233 * c-common.h (warn_for_unused_label): Declare.
16234 * c-common.c (warn_for_unused_label): Define.
16236 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16238 * tree-optimize.c (update_inlined_to_pointers): Delete unused
16241 2007-01-29 Janis Johnson <janis187@us.ibm.com>
16243 * Makefile.in (USER_H): Remove decfloat.h.
16244 * ginclude/decfloat.h: Delete, moving contents to ...
16245 * ginclude/float.h: Add support for decimal floating point,
16246 guarded by __STDC_WANT_DEC_FP__.
16248 2007-01-29 Mike Stump <mrs@apple.com>
16250 * doc/gccint.texi (Top): Rename Loop Representation to Loop
16251 Analysis and Representation to resolve case insensitive conflict.
16252 * doc/loop.texi (Loop Analysis and Representation): Likewise.
16254 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
16256 * tree.h (struct tree_memory_tag): Add aliases member.
16257 (MTAG_ALIASES): New macro.
16258 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
16259 (add_may_alias): Remove pointer-set. Update for may_aliases being
16261 (mark_aliases_call_clobbered): Update for may_aliases being a
16263 (compute_tag_properties): Ditto.
16264 (create_partition_for): Ditto.
16265 (compute_memory_partitions): Ditto.
16266 (dump_may_aliases_for): Ditto.
16267 (is_aliased_with): Ditto.
16268 (add_may_alias_for_new_tag): Ditto.
16269 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
16270 (compute_is_aliased): New function.
16271 (compute_may_aliases): Call compute_is_aliased).
16272 (init_alias_info): Initialize alias_bitmap_obstack.
16273 (union_alias_set_into): New function.
16274 (compute_flow_sensitive_aliasing): Use union_aliases_into.
16275 (have_common_aliases_p): Rewrite to take two bitmaps and use
16277 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
16278 Update for bitmaps.
16279 (finalize_ref_all_pointers): Update for add_may_alias changes.
16280 (new_type_alias): Ditto.
16281 * tree-flow-inline.h (may_aliases): Return a bitmap.
16282 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
16283 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
16284 may_aliases being a bitmap.
16285 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
16286 may_aliases now returns a bitmap.
16287 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
16289 * tree-ssa-operands.c (add_virtual_operand): Update for
16290 may_aliases being a bitmap.
16292 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
16294 PR tree-optimization/30630
16295 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
16296 variable as changed.
16298 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
16301 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
16302 expanded only once even if an error occurs.
16304 2007-01-29 Ben Elliston <bje@au.ibm.com>
16306 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
16307 (__gcov_average_profiler): Likewise.
16308 (__gcov_ior_profiler): Likewise.
16309 (__gcov_merge_ior): Likewise.
16311 2007-01-28 Jan Hubicka <jh@suse.cz>
16313 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
16314 * value-prof.c (stringop_block_profile): Likewise.
16316 2007-01-28 Jan Hubicka <jh@suse.cz>
16318 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
16319 Add variant handling histograms; add wrapper.
16320 (clear_storage_via_libcall): Export.
16321 (emit_block_move_hints): Break out from ...; add histograms.
16322 (emit_block_move): ... this one.
16323 (clear_storage_hints): Break out from ...; add histograms.
16324 (clear_storage): ... this one.
16325 (set_storage_via_memset): Handle histogram.
16326 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
16327 (clear_storage_hints, clear_storage_via_libcall): Declare.
16328 (set_storage_via_setmem): Update prototype.
16329 * doc/md.texi (movmem, setmem): Document new arguments.
16331 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
16332 Add new histograms.
16333 (stringop_block_profile): New global function.
16334 (tree_stringops_values_to_profile): Profile block size and alignment.
16335 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
16337 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
16338 (stringop_block_profile): Declare.
16339 * builtins.c: Include value-prof.h.
16340 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
16341 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
16342 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
16343 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
16344 * profile.c (instrument_values): Add new counters.
16345 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
16347 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
16348 (tree_init_edge_profiler): Build new profilers.
16349 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
16350 (pass_tree_profile): Add dump.
16351 (tree_profile_hooks): Update.
16352 * Makefile.in (LIBGCOV): Add new constants.
16353 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
16354 __gcov_ior_profiler): New.
16355 * i386.md (movmem/setmem expanders): Add new optional arguments.
16357 2007-01-28 David Edelsohn <edelsohn@gnu.org>
16359 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
16361 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
16363 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
16364 (tree_unswitch_single_loop): Pass eni_size_weights to
16365 tree_num_loop_insns.
16366 * tree-ssa-loop-manip.c: Include tree-inline.h.
16367 (can_unroll_loop_p): Pass eni_size_weights to
16368 tree_num_loop_insns.
16369 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
16370 Pass eni_size_weights to estimate_num_insns.
16371 * tree.h (init_inline_once): Export.
16372 * toplev.c (backend_init): Call init_inline_once.
16373 * cgraphunit.c (cgraph_process_new_functions,
16374 cgraph_analyze_function): Pass eni_inlining_weights to
16375 estimate_num_insns.
16376 * ipa-inline.c (compute_inline_parameters): Ditto.
16377 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
16378 to estimate_num_insns.
16379 (try_unroll_loop_completely): Pass eni_size_weights to
16380 tree_num_loop_insns.
16381 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
16382 ot estimate_num_insns.
16383 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
16384 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
16385 * tree-inline.c (eni_inlining_weights, eni_size_weights,
16386 eni_time_weights): New variables.
16387 (init_inline_once): Initialize them.
16388 (struct eni_data): Mew.
16389 (estimate_num_insns_1, estimate_num_insns): Use weights.
16390 * tree-inline.h (struct eni_weights_d): New.
16391 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
16392 (estimate_num_insns): Declaration changed.
16393 * cfgloop.h (tree_num_loop_insns): Declaration changed.
16394 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
16395 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
16397 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
16399 * tree-data-ref.c (conflict_fn): Assert that the number of affine
16400 relations in the conflict function is valid.
16402 2007-01-27 Ian Lance Taylor <iant@google.com>
16404 * common.opt: Add fstrict-overflow.
16405 * opts.c (decode_options): Set flag_strict_overflow if -O2.
16406 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
16407 (TYPE_OVERFLOW_UNDEFINED): Define.
16408 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
16410 * tree.h (TYPE_TRAP_SIGNED): Don't define.
16411 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
16412 (fold_negate_expr): Likewise.
16413 (make_range): Likewise.
16414 (extract_muldiv_1): Likewise.
16415 (maybe_canonicalize_comparison): Likewise.
16416 (fold_comparison): Likewise.
16417 (fold_binary): Likewise.
16418 (tree_expr_nonnegative_p): Likewise.
16419 (tree_expr_nonzero_p): Likewise.
16420 * tree-vrp.c (compare_values): Likewise.
16421 (extract_range_from_binary_expr): Likewise.
16422 (extract_range_from_unary_expr): Likewise.
16423 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
16425 (nowrap_type_p): Likewise.
16426 * tree-scalar-evolution.c (simple_iv): Likewise.
16427 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
16428 (build_range_check): Likewise.
16429 (extract_muldiv_1): Likewise.
16430 (fold_comparison): Likewise.
16431 * tree-vrp.c (vrp_int_const_binop): Likewise.
16432 (extract_range_from_unary_expr): Likewise.
16433 * convert.c (convert_to_integer): Likewise.
16434 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
16435 (fold_comparison): Likewise.
16436 (fold_binary): Likewise.
16437 * optabs.c (optab_for_tree_code): Likewise.
16438 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
16439 * simplify-rtx.c (simplify_const_relational_operation): Check
16440 flag_strict_overflow and flag_trapv.
16441 (simplify_const_relational_operation): Likewise.
16442 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
16443 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
16446 2007-01-27 Roger Sayle <roger@eyesopen.com>
16448 * tree.c (tree_fold_gcd): Delete.
16449 * tree.h (tree_fold_gcd): Remove prototype.
16450 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
16451 test whether one constant integer is a multiple of another. Instead
16452 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
16453 * fold-const.c (multiple_of_p): We've determined both TOP and
16454 BOTTOM are integer constants so we can call int_const_binop directly
16455 instead of the more generic const_binop.
16457 2007-01-27 Roger Sayle <roger@eyesopen.com>
16459 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
16460 1*X check that the constant hasn't overflowed, to preserve the
16462 (round_up): Provide an efficient implementation when rouding-up an
16463 INTEGER_CST to a power-of-two.
16465 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16467 * doc/sourcebuild.texi: Add comma for clarity.
16468 * doc/extend.texi: Fix some typos.
16469 * doc/passes.texi: Likewise.
16470 * doc/cppinternals.texi: Likewise.
16471 * doc/c-tree.texi: Likewise.
16472 * doc/tree-ssa.texi: Likewise.
16473 * doc/install.texi: Likewise.
16475 2007-01-27 Jan Hubicka <jh@suse.cz>
16477 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
16478 (pass_sra): Do not require alias information.
16479 * passes.c (init_optimization_passes): Add SRA
16481 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
16483 * tracer.c (rest_of_handle_tracer): We already cleaned
16484 up the CFG in tracer() so don't do it here again.
16485 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
16486 cleanup_cfg here, either. And don't call renumber_insns.
16488 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
16489 and BB_HEAD are in the insn stream here. Instead make sure
16490 that BB_INSN is valid on all insns. Also, do check here that
16491 there are no pending branch predictions...
16492 (rtl_verify_flow_info): ...instead of doing it here. Checks
16493 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
16496 2007-01-26 Roger Sayle <roger@eyesopen.com>
16498 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
16499 function to simplify/factorize operand order canonicalization.
16500 (ix86_fixup_binary_operands): Reorganize using the above function.
16501 (ix86_binary_operator_ok): Likewise.
16503 2007-01-27 Jakub Jelinek <jakub@redhat.com>
16505 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
16506 file scope from optimize_attrs.
16507 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
16509 (optimize_attrs): Clear insn_code_values after freeing it.
16511 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
16513 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
16514 a parts.base assignment.
16516 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
16518 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
16519 (compute_subscript_distance, initialize_data_dependence_relation,
16520 finalize_ddr_dependent, analyze_ziv_subscript,
16521 analyze_siv_subscript_cst_affine,
16522 compute_overlap_steps_for_affine_univar,
16523 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
16524 analyze_siv_subscript, analyze_miv_subscript,
16525 analyze_overlapping_iterations, subscript_dependence_tester_1,
16526 compute_self_dependence, free_dependence_relation): Work
16527 with affine_fn instead of chrecs.
16528 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
16529 common_affine_function, affine_function_base,
16530 affine_function_constant_p, affine_fn_op, affine_fn_plus,
16531 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
16532 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
16533 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
16534 (all_chrecs_equal_p): Removed.
16535 * tree-data-ref.h (affine_fn, conflict_function): New types.
16536 (struct subscript): Change type of conflicting_iterations_in_a
16537 and conflicting_iterations_in_b.
16539 2007-01-26 Steve Ellcey <sje@cup.hp.com>
16542 * config/pa/pa.h (TARGET_HPUX_11): New.
16543 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
16544 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
16546 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
16547 Richard Guenther <rguenther@suse.de>
16549 * tree-ssa-structalias.c (solve_graph): Handle case
16550 we merged the variable to another.
16552 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16554 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
16557 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
16558 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
16560 2007-01-25 DJ Delorie <dj@redhat.com>
16562 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
16563 allow changes to modes which don't fit in those registers.
16565 * reload1.c (choose_reload_regs): Check for invalid subregs before
16566 computing their locations, not after.
16568 2007-01-25 Geoffrey Keating <geoffk@apple.com>
16571 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
16572 save Altivec registers in an eh_return function.
16573 (compute_vrsave_mask): Likewise.
16574 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
16575 for saving Altivec registers.
16576 (rs6000_emit_prologue): Don't allocate stack twice in
16577 eh_return function. Correct expected value of altivec_save_offset
16578 when using save_world. Describe save of R0 to stack when using
16579 save_world. Describe stack pointer adjustment when using
16580 save_world. Remove duplicated eh_return parameter register saving.
16581 Update sp_offset variable after save_world.
16582 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
16584 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
16585 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
16588 2007-01-25 Steve Ellcey <sje@cup.hp.com>
16590 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
16592 2007-01-25 Steve Ellcey <sje@cup.hp.com>
16595 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
16596 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
16598 2007-01-25 Richard Guenther <rguenther@suse.de>
16600 * doc/invoke.texi (-Wcoverage-mismatch): Document.
16601 * common.opt (-Wcoverage-mismatch): New warning option.
16602 * coverage.c (get_coverage_counts): Ignore coverage mismatch
16603 if -Wcoverage-mismatch is given.
16605 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
16607 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
16608 (ipcp_driver): Change to static definition.
16609 Add dumping of the ifunctions.
16610 (constant_val_insert): Remove unused parameter. Support for SSA.
16611 (ipcp_propagate_const): Support for SSA.
16612 (ipcp_profile_bb_print): Print only analyzed nodes.
16613 (ipcp_replace_map_create): Remove support for Fortran constant
16615 * ipa-prop.c (ipa_method_modify_stmt,
16616 ipa_callsite_compute_param): Support for SSA.
16617 * ipa-prop.h (ipcp_driver): Remove declaration.
16618 (IS_VALID_TREE_MAP_INDEX): Add define.
16620 2007-01-24 Geoffrey Keating <geoffk@apple.com>
16622 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
16624 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16626 PR middle-end/30447
16627 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
16628 constant argument to cabs and do it without checking for
16629 -funsafe-math-optimizations.
16631 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
16633 * c-common.h (RID_FIRST_CXX0X): New.
16634 (RID_LAST_CXX0X): New.
16635 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
16637 * c.opt (Wc++0x-compat): New.
16638 * doc/invoke.texi (-Wc++0x-compat): Document.
16640 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16642 * builtins.c (fold_builtin_carg): New.
16643 (fold_builtin_1): Use it.
16645 2007-01-24 Jan Hubicka <jh@suse.cz>
16647 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
16649 * ipa-inline.c (initial_insns, max_insns): Delete.
16650 (compute_max_insns): New function.
16651 (cgraph_decide_inlining_of_small_function): Use it; take minimal
16652 amount of insns as base for code growth.
16653 (cgraph_decide_inlining): Make initial_insns local; do not compute
16655 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
16656 * doc/invoke.texi (inline-unit-growth): Update docs.
16658 2007-01-24 Jakub Jelinek <jakub@redhat.com>
16660 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
16661 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
16662 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
16663 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
16664 for CPUs that have PTA_CX16 set.
16666 PR middle-end/27416
16667 * gimplify.c (omp_check_private): New function.
16668 (gimplify_scan_omp_clauses): Use it for
16669 firstprivate/lastprivate/reduction.
16671 PR middle-end/30494
16672 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
16673 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
16675 PR middle-end/30421
16676 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
16677 If lower_lastprivate_clauses emits some statements, append them
16678 to dlist rather than body_p and to body_p append an initializer.
16679 (lower_omp_for): Adjust caller.
16681 2007-01-24 Steve Ellcey <sje@cup.hp.com>
16683 * target.h (globalize_decl_name): New.
16684 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
16685 * output.h (default_globalize_decl_name): New.
16686 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
16688 (globalize_decl): Ditto.
16689 (default_globalize_decl_name): New.
16690 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
16691 (ia64_handle_version_id_attribute): New.
16692 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
16693 (ia64_asm_output_external): Use globalize_decl_name instead
16694 of globalize_label.
16695 * doc/extend.texi (version_id): New pragma.
16696 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
16698 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
16700 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
16701 _uleb128_t and _Unwind_SWord with _sleb128_t.
16702 * unwind-dw2.c (extract_cie_info, execute_stack_op,
16703 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
16705 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
16706 * unwind-pe.h (read_uleb128, read_sleb128,
16707 read_encoded_value_with_base): Likewise.
16708 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
16710 2007-01-24 Richard Guenther <rguenther@suse.de>
16712 * builtins.c (expand_builtin_cexpi): Get the fndecl
16713 for cexp in the correct way.
16715 2007-01-24 Jan Hubicka <jh@suse.cz>
16717 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
16720 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
16722 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
16723 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
16724 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
16725 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
16726 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
16727 __SIZEOF_PTRDIFF_T__.
16728 * doc/cpp.texi: Documentation for the new builtin macros added.
16730 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
16732 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
16733 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
16734 instead of operands[2] to avoid access past the end of array.
16736 2007-01-24 Richard Sandiford <richard@codesourcery.com>
16738 * reload1.c (emit_reload_insns): Pass the reload register
16739 for a non-spill output reload through forget_old_reloads_1.
16741 2007-01-23 Joseph Myers <joseph@codesourcery.com>
16743 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
16744 _SOFT_DOUBLE if doubles use software floating-point.
16745 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
16746 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
16747 * config/rs6000/darwin-ldouble.c: Also compile functions for
16748 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
16749 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
16750 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
16751 commented-out long double override.
16752 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
16753 * config/rs6000/eabispe.h: Likewise.
16754 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
16755 long double for non-SPE.
16756 (rs6000_handle_option): Likewise.
16757 (invalid_e500_subreg): Disallow more subregs involding DImode,
16758 DFmode, TImode or TFmode.
16759 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
16761 (legitimate_lo_sum_address_p): Also check for TFmode for E500
16763 (rs6000_legitimize_address): Also handle TFmode for E500 double.
16764 (rs6000_legitimize_reload_address): Also handle TFmode for E500
16766 (rs6000_legitimate_address): Also check for TFmode for E500
16768 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
16769 (spe_build_register_parallel): Handle TFmode and TCmode.
16770 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
16772 (function_arg): Handle TFmode and TCmode for E500 double.
16773 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
16775 (print_operand): Handle TFmode and TImode for %y.
16776 (rs6000_generate_compare): Handle TFmode comparisons for E500
16778 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
16779 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
16780 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
16781 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
16782 TFmode for E500 double.
16783 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
16784 (floatsidf2): Enable for E500 double.
16785 (movtf_softfloat): Use rs6000_nonimmediate_operand.
16786 (extenddftf2): Change to extenddftf2_fprs.
16787 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
16788 depending on TARGET_E500_DOUBLE.
16789 (extendsftf2): Enable for E500 double.
16790 (trunctfdf2): Enable for E500 double.
16791 (trunctfsf2): Change to trunctfsf2_fprs.
16792 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
16793 depending on TARGET_E500_DOUBLE.
16794 (floatsitf2): Enable for E500 double.
16795 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
16796 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
16797 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
16798 (negtf2): Change to negtf2_internal.
16799 (negtf2): New expander.
16800 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
16801 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
16802 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
16803 (movdi_internal32): Use rs6000_nonimmediate_operand.
16804 (unnamed splitter): Likewise.
16805 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
16806 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
16807 (SPE64TF, DITI): New mode macros.
16808 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
16811 (frob_<mode>_di_2): New.
16812 (frob_tf_di_8_2): New.
16813 (frob_di_df): Change to frob_di_<mode>; allow more modes.
16815 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
16817 (frob_ti_<mode>_8_2): New.
16818 (frob_ti_tf_2): New.
16819 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
16820 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
16822 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
16823 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
16824 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
16825 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
16826 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
16827 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
16830 2007-01-23 Ian Lance Taylor <iant@google.com>
16832 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
16834 (OBJS-archive): Reformat, alphabetize.
16835 (OBJS): Change out_object_file to OBJS-md.
16837 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
16839 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
16840 JUMP_P and CALL_P predicates where applicable.
16841 * config/i386/i386.c: Ditto.
16842 * config/i386/i386.md: Ditto.
16843 * config/i386/mmx.md: Ditto.
16844 * config/i386/predicates.md: Ditto.
16846 2007-01-22 Andreas Schwab <schwab@suse.de>
16848 * config/m68k/m68k.h: Fix comment.
16850 2007-01-22 Jan Hubicka <jh@suse.cz>
16852 * passes.c (init_optimization_passes): Do not rerun
16853 pass_early_warn_uninitialized.
16855 2007-01-22 Richard Guenther <rguenther@suse.de>
16857 PR tree-optimization/30038
16858 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
16860 (execute_cse_sincos_1): Likewise.
16861 (execute_cse_sincos): Likewise.
16862 (gate_cse_sincos): Likewise.
16863 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
16864 the cexpi() canonicalization of sincos().
16865 * tree-pass.h (pass_cse_sincos): Declare.
16866 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
16868 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
16870 PR rtl-optimization/29329
16871 * combine.c (replaced_rhs_insn): Rename to i2mod.
16872 (replaced_rhs_value): Rename to i2mod_new_rhs.
16873 (i2mod_old_rhs): New global variable.
16874 (combine_instructions): Adjust for above change. Save a copy of
16875 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
16876 note are substituted in the second instruction.
16877 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
16878 ditch the note if it pertains to the second eliminated register
16879 and this register is mentioned in i2mod_old_rhs.
16882 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
16884 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
16885 the insn to which the note was originally attached.
16887 2007-01-21 Jan Hubicka <jh@suse.cz>
16889 * ipa-inline.c (inlining_mode): Comment, move up.
16890 (cgraph_decide_inlining_incrementally): Do not perform inlining
16891 itself; fix handling of flattening of self recursive functions.
16892 (cgraph_find_cycles): Remove.
16893 (cgraph_flatten_node): Remove.
16894 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
16895 (try_inline): New function.
16896 (cgraph_early_inlining): Update call of
16897 cgraph_decide_inlining_incrementally. Apply inlining here.
16898 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
16900 2007-01-21 Dirk Mueller <dmueller@suse.de>
16903 * tree-vrp.c (check_array_bounds): do not warn
16904 about ADDR_EXPR's of ARRAY_REF's which are immediately
16905 used in binary expressions.
16907 2007-01-21 Ira Rosen <irar@il.ibm.com>
16909 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
16910 read_write_dep and macros for its access.
16911 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
16912 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
16913 argument, call vect_check_interleaving for every independent pair of
16914 data-refs. Mark loads that access the same memory location as a store
16916 (vect_check_dependences): Remove.
16917 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
16918 call, fix the call to vect_analyze_data_ref_dependence.
16919 (vect_analyze_data_ref_access): For statements that access the same
16920 data-ref, check that they are not stores; for loads, check that there
16921 is no store that access the same location.
16923 2007-01-20 Roger Sayle <roger@eyesopen.com>
16924 Joseph Myers <joseph@codesourcery.com>
16926 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
16927 (-fdump-rtl-stack): Likewise.
16928 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
16929 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
16930 (-mpt-fixed): Use @minus{} for minus sign.
16931 (Using Precompiled Headers): Fix under/overfull hbox.
16933 2007-01-20 Jan Hubicka <jh@suse.cz>
16935 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
16936 place within annotation.
16938 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16940 * pa.c (output_move_double): Change array size of xoperands to 4.
16942 2007-01-20 Jan Hubicka <jh@suse.cz>
16944 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
16947 2007-01-19 Ian Lance Taylor <iant@google.com>
16949 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
16950 constant to unsigned HOST_WIDE_INT before negating.
16952 2007-01-19 Ian Lance Taylor <iant@google.com>
16954 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
16956 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
16957 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
16958 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
16959 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
16960 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
16961 (realloc_vdef, realloc_vuse): Change second parameter to
16963 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
16964 fields to unsigned.
16965 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
16966 unsigned. Change x and lim locals to unsigned.
16967 (realloc_vdef, realloc_vuse): Change num_elem parameter to
16969 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
16970 (copy_virtual_operands): Change i and n locals to unsigned.
16972 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16974 PR middle-end/29335
16975 * builtins.c (fold_builtin_1): Handle builtin fdim.
16977 2007-01-20 Jan Hubicka <jh@suse.cz>
16979 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
16980 * tree-ssa-structalias.c (compute_points_to_sets): Do call
16981 init_alias_heapvars.
16982 (init_alias_heapvars): Initialize only when not already initialized.
16983 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
16985 2007-01-19 Roger Sayle <roger@eyesopen.com>
16987 * common.opt (fsigned-zeros): New command line option.
16988 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
16989 of flag_unsafe_math_optimizations.
16990 * opts.c (set_fast_math_flags): The -ffast-math command line option
16991 implies -fno-signed-zeros.
16992 (fast_math_flags_set_p): Likewise.
16994 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
16995 the documentation of -ffast-math appropriately. Wrap long lines.
16997 2007-01-19 Steve Ellcey <sje@cup.hp.com>
16999 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
17000 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
17002 2007-01-19 Tomas Bily <tbily@suse.cz>
17004 * cgraphunit.c (cgraph_finalize_function): Updating of pid
17006 (tree_init_ic_make_global_vars): New function
17007 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
17008 (tree_gen_ic_profiler): New function
17009 (tree_gen_ic_func_profiler): New function
17010 (tree_profiling): Added calling of tree_gen_ic_func_profiler
17011 (tree_profile_hooks): Added hook for indirec/virtual calls
17012 * value-prof.c (tree_find_values_to_profile): New case for
17014 (tree_values_to_profile): Call for determining indirect/virtual
17016 (tree_indirect_call_to_profile): New function
17017 (tree_ic_transform): New function
17018 (tree_ic): New function
17019 (find_func_by_pid): New function
17020 (init_pid_map): New function
17021 (tree_value_profile_transformations): Added check for
17022 indirect/virtual call transformation
17023 * value-prof.h (enum hist_type): New counter type for
17024 indirect/virtual calls
17025 (profile_hooks): Added new hook for profiling indirect/virtual
17027 * profile.c (instrument_values): New case for indirect/virtual
17029 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
17030 (GCOV_COUNTER_V_INDIR): New counter type
17031 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
17032 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
17034 * cgraph.c: Definition of cgraph_max_pid
17035 (cgraph_create_node): Default init of pid attribute
17036 * cgraph.h: Declaration of cgraph_max_pid
17037 (struct cgraph_node): Added pid attribute
17038 * libgcov.c (__gcov_indirect_call_profiler): New function
17039 (__gcov_one_value_profiler_body): New function
17040 (__gcov_one_value_profiler): Body was moved to
17041 __gcov_one_value_profiler_body and calls it
17043 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
17045 * doc/gty.texi (Options): Document the mark_hook option to GTY.
17046 * gengtype.c (write_types_data, write_func_for_structure,
17047 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
17048 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
17049 (walk_type, write_func_for_structure): Generate the mark_hook if
17052 2007-01-19 Jan Hubicka <jh@suse.cz>
17054 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
17055 'early' argument take inlining mode argument specifying whether to
17056 inline for size/speeed or all functions; add support for flattening;
17058 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
17060 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17063 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
17064 the name of the declared identifier.
17066 2007-01-19 Dirk Mueller <dmueller@suse.de>
17068 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
17069 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
17070 duplicate evaluation.
17072 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
17074 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
17075 Macroize expander using X87MODEF12 mode macro. Extend operand 1
17076 to XFMode, use acosxf2 and truncate result to requested mode.
17077 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
17078 (asin<mode>2): Similarly, with asin expanders.
17079 (*fscalexf4_i387): Rename from *fscalexf4.
17080 (expNcorexf3): New expander.
17081 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
17082 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
17083 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
17084 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
17085 patterns for SSE math.
17086 (exp10<mode>2): Similarly, with exp10 expanders.
17087 (exp2<mode>2): Similarly, with exp2 expanders.
17088 (expm1<mode>2): Similarly, with expm1 expanders.
17089 (ldexp<mode>3): Similarly, with ldexp expanders.
17090 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
17091 Use gen_truncxf<mode>2_i387_noop to truncate result.
17093 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17095 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
17096 for ColdFire targets.
17098 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
17099 Richard Sandiford <richard@codesourcery.com>
17101 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
17102 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
17103 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
17104 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
17105 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
17106 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
17108 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17110 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
17111 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
17112 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
17113 (*adddi_dilshr32_cf): New pattern.
17114 (adddi3, subdi3): Remove first alternatives.
17116 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17118 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
17119 implemented using move.l, do not use its cc result for floating-point
17122 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17124 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
17125 from accepting 's' constraints if flag_pic.
17127 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17129 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
17130 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
17131 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
17132 condition from TARGET_68881 to TARGET_HARD_FLOAT.
17134 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
17136 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
17137 ColdFire alternatives.
17138 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
17139 * config/m68k/m68k.md (clzsi2): Define for ColdFire
17140 architectures that support ff1 instruction.
17142 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17143 Julian Brown <julian@codesourcery.com>
17145 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
17146 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
17147 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
17150 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17152 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
17154 (output_move_const_into_data_reg, output_move_simode_const): Delete.
17155 * config/m68k/m68k.c (const_method, const_int_cost): Take a
17156 HOST_WIDE_INT instead of an rtx.
17157 (m68k_rtx_costs): Update call accordingly.
17158 (output_move_const_into_data_reg): Likewise. Fix formatting.
17159 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
17161 (output_move_simode_const): Update calls after above changes.
17162 Rework to use automatic variables and predicates like MEM_P.
17163 * config/m68k/m68k.md (pushexthisi_const): Update call to
17166 2007-01-19 Dirk Mueller <dmueller@suse.de>
17168 * tree-ssa-alias.c (perform_var_substitution): Fix typo
17169 in dump_flags test.
17171 2007-01-19 Richard Guenther <rguenther@suse.de>
17173 * builtins.c (expand_builtin_cexpi): Fall back to expanding
17174 via cexp in case sincos is not available.
17176 2007-01-19 Richard Guenther <rguenther@suse.de>
17178 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
17179 * defaults.h (TARGET_HAS_SINCOS): Default to off.
17180 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
17181 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
17182 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
17183 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
17184 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
17185 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
17187 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
17189 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
17191 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
17192 (atan2xf3): Directly generate RTL pattern.
17193 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
17194 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
17195 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17196 disable patterns for SSE math.
17197 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
17198 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
17199 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17200 disable patterns for SSE math.
17202 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
17204 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
17206 2007-01-18 Roger Sayle <roger@eyesopen.com>
17208 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
17209 VIEW_CONVERT_EXPR to the same type as it's operand.
17211 2007-01-18 David Edelsohn <edelsohn@gnu.org>
17213 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
17214 configured for long double 128.
17216 2007-01-18 Mike Stump <mrs@apple.com>
17218 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
17221 2007-01-18 Michael Meissner <michael.meissner@amd.com>
17223 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
17226 2007-01-18 Jan Hubicka <jh@suse.cz>
17228 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
17229 greater than NUM_VOP_FREE_BUCKETS.
17231 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
17233 * tree-ssa-structalias.c: Update comments.
17234 (ptabitmap_obstack): Removed.
17235 (pta_obstack): New.
17236 (oldpta_obstack): Ditto.
17237 (stats): Add a few members.
17238 (struct variable_info): Remove node, complex, address_taken, and
17239 indirect_target members. Add oldsolution member.
17240 (new_var_info): Do not initialize removed members.
17241 (constraint_expr_type): Remove INCLUDES.
17242 (constraint_graph): Add size, implicit_preds, rep,
17243 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
17244 (FIRST_REF_NODE): New macro.
17245 (LAST_REF_NODE): Ditto.
17246 (FIRST_ADDR_NODE): Ditto.
17247 (find): New function.
17249 (dump_constraint): Do not handle INCLUDES.
17250 (insert_into_complex): Do not insert duplicate constraints.
17251 (condense_varmap_nodes): Renamed and rewritten into ...
17252 (merge_node_constraints): This. Also fix bug in handling of
17253 offseted copy constraints.
17254 (clear_edges_for_node): No longer need to deal with preds at all,
17255 or removing associated preds/succs.
17256 (merge_graph_nodes): Deal with indirect_cycles.
17257 Don't deal with predecessors.
17258 (add_implicit_graph_edge): New function.
17259 (add_pred_graph_edge): Ditto.
17260 (add_graph_edge): Don't deal with predecessors.
17261 (build_constraint_graph): Removed.
17262 (build_pred_graph): New function.
17263 (build_succ_graph): Ditto.
17264 (struct scc_info): Removed in_component. Added roots, dfs, and
17265 node_mapping. Remove visited_index, unification_queue.
17266 (scc_visit): Deal with union-find we do now.
17267 Deal with cycles with REF nodes.
17268 (collapse_nodes): Renamed and rewritten to ...
17269 (unify_nodes): This.
17270 (process_unification_queue): Removed.
17271 (topo_visit): Cleanup
17272 (do_da_constraint): Use find.
17273 (do_sd_constraint): Ditto.
17274 (do_ds_constraint): Ditto.
17275 (do_complex_constraint): Ditto.
17276 (init_scc_info): Update for removed and added members.
17277 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
17278 (find_indirect_cycles): This.
17279 (equivalence_class): New variable.
17280 (label_visit): New function.
17281 (perform_variable_substitution): Rewritten.
17282 (free_var_substitution_info): New function.
17283 (find_equivalent_node): Ditto.
17284 (move_complex_constraints): Ditto.
17285 (eliminate_indirect_cycles): Ditto.
17286 (solve_graph): Only propagate changed bits.
17287 Use indirect cycle elimination.
17289 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
17290 (tree_id_eq): Renamed to ...
17291 (tree_vi_eq): This. Update for member change
17292 (insert_id_for_tree): Renamed and rewritten to ...
17293 (insert_vi_for_tree): This.
17294 (lookup_id_for_tree): Renamed and rewritten to ...
17295 (lookup_vi_for_tree): This.
17296 (get_id_for_tree): Renamed and rewritten to ...
17297 (get_vi_for_tree): Ditto.
17298 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
17299 (process_constraint): Don't handle INCLUDES.
17300 Remove special ADDRESSOF case.
17301 (find_func_aliases): Rewrite to use vi functions instead of id
17303 (create_function_info_for): Ditto.
17304 (create_variable_info_for): Ditto.
17305 (intra_create_variable_infos): Ditto.
17306 (merge_smts_into): Ditto.
17307 (find_what_p_points_to): Ditto.
17308 (init_base_vars): Ditto.
17309 (init_alias_vars): Ditto.
17310 (remove_preds_and_fake_succs): New function.
17311 (dump_sa_points_to_info): Dump new stats.
17312 (dump_solution_for_var): Use find.
17313 (set_used_smts): Fix formatting.
17314 (compute_points_to_sets): Updated for new functions.
17315 (ipa_pta_execute): Ditto.
17317 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17318 Richard Sandiford <richard@codesourcery.com>
17320 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
17322 * calls.c (expand_call): If the return value is a PARALLEL,
17323 extract its first member.
17324 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
17325 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
17326 use FUNCTION_EXTRA_EPILOGUE.
17327 (m68k_function_value): Return a PARALLEL if the return value
17328 is of a pointer type.
17329 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
17330 (FUNCTION_EXTRA_EPILOGUE): Remove.
17331 * config/m68k/m68k.md (D0_REG): New constant.
17333 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17335 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
17336 output a NOP for empty epilogues.
17338 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17340 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
17341 before function. Extend register save check to include all
17342 registers, not just integer ones.
17344 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17346 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
17347 (m68k_use_return_insn): ...this.
17348 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
17349 * config/m68k/m68k.c (use_return_insn): Rename to...
17350 (m68k_use_return_insn): ...this.
17351 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
17352 of USE_RETURN_INSN.
17354 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17356 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
17357 nearest even, fix denormal rounding overflow.
17359 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17361 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
17362 f%$smove and f%$move.
17363 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
17364 (extendsfdf2_cf): Use fdmove instead of f%&move.
17365 (truncdfsf2_cf): Use fsmove instead of f%$smove.
17366 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
17368 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17370 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
17373 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17375 * real.h (real_format): Add a canonical_nan_lsbs_set field.
17376 (coldfire_single_format): Declare.
17377 (coldfire_double_format): Likewise.
17378 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
17379 of qnan_msb_set to determine the lower bits of a canonical
17381 (encode_ieee_double): Likewise.
17382 (encode_ieee_quad): Likewise.
17383 (ieee_single_format): Initialize canonical_nan_lsbs_set.
17384 (mips_single_format): Likewise.
17385 (ieee_double_format): Likewise.
17386 (mips_double_format): Likewise.
17387 (ieee_extended_motorola_format): Likewise.
17388 (ieee_extended_intel_96_format): Likewise.
17389 (ieee_extended_intel_128_format): Likewise.
17390 (ieee_extended_intel_96_round_53_format): Likewise.
17391 (ibm_extended_format): Likewise.
17392 (mips_extended_format): Likewise.
17393 (ieee_quad_format): Likewise.
17394 (mips_quad_format): Likewise.
17395 (vax_f_format): Likewise.
17396 (vax_d_format): Likewise.
17397 (vax_g_format): Likewise.
17398 (i370_single_format): Likewise.
17399 (i370_double_format): Likewise.
17400 (decimal_single_format): Likewise.
17401 (decimal_double_format): Likewise.
17402 (decimal_quad_format): Likewise.
17403 (c4x_single_format): Likewise.
17404 (c4x_extended_format): Likewise.
17405 (real_internal_format): Likewise.
17406 (coldfire_single_format): New real_format.
17407 (coldfire_double_format): Likewise.
17408 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
17409 canonical_nan_lsbs_set.
17410 (pdp11_d_format): Likewise.
17411 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
17412 if TARGET_COLDFIRE_CPU.
17414 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17416 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
17417 (output_call, m68k_legitimize_call_address): Declare.
17418 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
17419 parenthesees. Add support for a 'W' constraint.
17420 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
17421 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
17422 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
17423 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
17425 (override_options): Initialize them. Do not set flag_no_function_cse
17426 for TARGET_ID_SHARED_LIBRARY.
17427 (m68k_output_pic_call): Delete.
17428 (m68k_legitimize_call_address): New function.
17429 (print_operand): Remove the %o prefix. Handle the %p prefix.
17430 (output_call): New function.
17431 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
17432 target address from the GOT if symbolic jumps are not allowed.
17433 * config/m68k/m68k.md (call, general_operand): Do not set
17434 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
17435 Merge separate flag_pic and !flag_pic define_insns into...
17436 (*call, *call_value): ...these new patterns. Match the address
17437 rather than the containing MEM and require it to be a call_operand.
17438 Use output_call to generate the asm template.
17439 * config/m68k/predicates.md (const_call_operand): New predicate.
17440 (call_operand): Likewise.
17442 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17444 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
17445 (STACK_GROWS_DOWNWARD): Define to 1.
17446 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
17447 comments, emphasizing that these values are only defaults.
17448 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
17449 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
17451 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17453 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
17455 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17456 Richard Sandiford <richard@codesourcery.com>
17458 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
17459 (FP_REGNO_P): New macros.
17460 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
17461 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
17462 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
17463 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
17465 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17467 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17468 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
17470 * config/m68k/t-floatlib: New file, extracting common code from...
17471 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
17472 * config/m68k/t-uclinux: Here.
17473 * config/m68k/fpgnulib.c: Do not compile extendeed precision
17474 routines on ColdFire targets.
17476 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17478 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17479 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
17480 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
17481 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
17482 explicitly set MOTOROLA to 1.
17483 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
17485 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17486 Nathan Sidwell <nathan@codesourcery.com>
17488 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
17489 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
17490 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
17491 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
17492 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
17493 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
17494 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
17495 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
17496 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
17497 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
17498 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
17499 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
17500 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
17501 (DBX_REGISTER_NUMBER): Delete.
17502 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
17503 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
17504 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
17506 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17508 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
17509 * config/flat.h: New file.
17510 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
17511 OBJECT_FORMAT_FLAT.
17512 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
17513 indirect references for -msep-data or -mid-shared-library.
17514 Do not use PC-relative code addresses either.
17515 * config/m68k/m68k.c (override_options): Restrict -fPIC error
17517 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
17518 for shared libraries and crt1.o for executables. Use crti.o and
17520 (ENDFILE_SPEC): Use crtend.o and crtn.o.
17521 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
17522 Do not add -elf2flt or -shared-lib-id options here.
17523 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
17524 Pass -shared-lib-id if -mid-shared-library, taking the library
17525 identifier from -mshared-library-id if given, otherwise
17527 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
17528 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
17529 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
17530 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
17531 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
17532 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
17534 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
17535 jump sequence for ISA A and ISA A+.
17536 (PICJUMP): Likewise.
17538 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17540 * config.gcc (m68k-*-uclinux*): Base the port on the common
17541 and m68k GNU/Linux files rather than on the generic ELF ones.
17542 * config/m68k/uclinux.h (TARGET_VERSION): Override.
17543 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
17545 2007-01-18 Julian Brown <julian@codesourcery.com>
17546 Richard Sandiford <richard@codesourcery.com>
17548 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
17549 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
17550 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
17552 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
17553 80 unconditionally.
17554 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
17556 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17558 * doc/install.texi: Document m68k-uclinuxoldabi.
17559 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
17560 * config/m68k/uclinux-oldabi.h: New file, copied from
17561 config/m68k/uclinux.h.
17563 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
17565 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
17566 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
17567 (m32r_compute_frame_size): Use unsigned for regno.
17568 (m32r_reload_lr): Use gen_frame_mem.
17570 (m32r_output_function_epilogue): Don't output the function epilogue
17572 (m32r_expand_epilogue): New.
17573 (direct_return): Return false if the function has the interrupt
17575 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
17576 * config/m32r/m32r.md (epilogue): New expander.
17577 (return_lr, return_rte): New insns.
17578 (return): Make it expander.
17579 (return_normal): New expander.
17581 2007-01-18 Josh Conner <jconner@apple.com>
17584 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
17585 support for UNLE, UNLT, UNGE, and UNGT.
17587 2007-01-18 Jan Hubicka <jh@suse.cz>
17589 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
17590 * tree-tailcall (add_virtual_phis): Likewise.
17591 (optimize_tail_call): Return TODOs.
17592 (execute_tail_calls): Return TODOs.
17593 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
17594 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
17596 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
17597 Cleanup cfg using TODO.
17598 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
17599 * passes.c (execute_function_todo): When cleanup did something, remove
17601 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
17602 (make_edges): Don't cleanup_cfg.
17604 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
17606 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
17607 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
17608 operate on the top of stack.
17609 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
17610 register handling of instructions that output to the second
17612 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
17613 (move_for_stack_reg): Special-case check for dead destination
17614 stack slot for constant load of 1.0 inside UNSPEC_TAN.
17616 * config/i386/i386.md (UNSPEC_TAN): New constant.
17617 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
17618 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
17619 to correctly model move of constant 1.0 to top stack slot.
17620 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
17621 (unnamed peephole2 pattern): Remove corresponding peephole2
17622 pattern that optimizes tan insn and loading of constant 1.0.
17623 (tanxf2): Use fptanxf4_i387.
17624 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
17625 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
17626 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17627 disable patterns for SSE math.
17628 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
17629 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
17631 2007-01-18 Dirk Mueller <dmueller@suse.de>
17632 Richard Guenther <rguenther@suse.de>
17635 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
17636 * common.opt (Warray-bounds): Add new warning option.
17637 * c-opts.c (c_common_handle_option): Define -Warray-bounds
17639 * Makefile.in: make tree-vrp.o depend on toplev.h
17640 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
17642 (check_array_refs, check_array_bounds, check_array_ref): New.
17644 2007-01-18 Jan Hubicka <jh@suse.cz>
17646 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
17647 (execute_ssa_ccp): Return flags conditionally.
17648 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
17650 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
17652 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
17654 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
17655 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
17657 * Makefile.c (GTFILES): Add cfglayout.h.
17658 * gengtype.c (open_base_files): Likewise.
17659 * cfglayout.c (cfg_layout_function_footer,
17660 cfg_layout_function_header) Reindent to make gengtype happy.
17661 * cfglayout.h (cfg_layout_function_footer,
17662 cfg_layout_function_header): Add GTY(()) marker.
17664 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
17666 2007-01-18 Ben Elliston <bje@au.ibm.com>
17668 * genautomata.c (write_automata): Include xstrerror output in the
17669 error message if writing the DFA description file fails.
17671 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
17673 * config/mips/mips-protos.h (mips_output_external): Make it
17675 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
17676 * config/mips/mips.c (irix_output_external_libcall): Likewise.
17677 (extern_list): Likewise.
17678 (extern_head): Likewise.
17679 (TARGET_ASM_FILE_END): Likewise.
17680 (mips_file_end): Likewise.
17681 (mips_output_external): Rewritten.
17683 2007-01-18 Ben Elliston <bje@au.ibm.com>
17685 * genpreds.c (write_insn_preds_c): Only write out the function
17686 body for regclass_for_constraint if we have register constraints.
17688 2007-01-17 Tom Tromey <tromey@redhat.com>
17690 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
17691 * doc/install.texi (Testing): Use sourceware.org.
17692 (Binaries): Likewise.
17693 (Specific): Likewise.
17694 * doc/contrib.texi (Contributors): Use sourceware.org.
17696 2007-01-17 Anatoly Sokolov <aesok@post.ru>
17698 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
17699 (AVR_ENHANCED): Rename to ...
17700 (AVR_HAVE_MUL): ... new.
17701 (avr_enhanced_p): Rename to ...
17702 (avr_have_mul_p): ... new.
17703 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
17704 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
17705 * config/avr/avr.c (avr_enhanced_p): Rename to ...
17706 (avr_have_mul_p): ... new.
17707 (base_arch_s): Rename 'enhanced' to 'have_mul'.
17708 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
17709 'avr_enhanced_p' and 'enhanced'.
17710 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
17711 AVR_HAVE_MUL instead of AVR_ENHANCED.
17712 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
17713 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
17714 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
17715 instead of AVR_ENHANCED.
17716 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
17717 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
17718 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
17720 2007-01-17 Ian Lance Taylor <iant@google.com>
17722 * vec.h (VEC_reserve_exact): Define.
17723 (vec_gc_p_reserve_exact): Declare.
17724 (vec_gc_o_reserve_exact): Declare.
17725 (vec_heap_p_reserve_exact): Declare.
17726 (vec_heap_o_reserve_exact): Declare.
17727 (VEC_OP (T,A,reserve_exact)): New static inline function, three
17729 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
17730 negative parameter.
17731 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
17732 (VEC_OP (T,A,copy)) [all versions]: Likewise.
17733 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
17734 * vec.c (calculate_allocation): Add exact parameter. Change all
17736 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
17737 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
17738 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
17739 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
17740 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
17741 (vec_heap_p_reserve_exact): New function.
17742 (vec_heap_o_reserve_exact): New function.
17744 2007-01-17 Jan Hubicka <jh@suse.cz>
17746 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
17748 2007-01-17 Eric Christopher <echristo@apple.com>
17750 * config.gcc: Support core2 processor.
17752 2007-01-16 Jan Hubicka <jh@suse.cz>
17754 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
17755 the names, just unlink the chain so we don't crash on dangling
17759 2007-01-16 Jan Hubicka <jh@suse.cz>
17761 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
17762 * tree-pass.h: Reorder to make IPA passes appear toegher.
17763 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
17765 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
17766 parameters, do not call early inliner.
17767 * ipa-inline.c: Update comments. Include tree-flow.h
17768 (cgraph_decide_inlining): Do not compute inlining parameters.
17769 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
17770 be called with function context set up.
17771 (pass_ipa_inline): Remove unreachable functions before pass.
17772 (cgraph_early_inlining): Simplify assuming to be called from the
17774 (pass_early_inline): New pass.
17775 (cgraph_gate_ipa_early_inlining): New gate.
17776 (pass_ipa_early_inline): Turn into simple wrapper.
17777 (compute_inline_parameters): New function.
17778 (gate_inline_passes): New gate.
17779 (pass_inline_parameters): New pass.
17780 (apply_inline): Move here from tree-optimize.c
17781 (pass_apply_inline): New pass.
17782 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
17784 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
17785 doing them by hand.
17786 (tree_function_versioning): Do not allocate dummy struct function.
17787 * tree-inline.h (optimize_inline_calls): Update prototype.
17788 * tree-optimize.c (execute_fixup_cfg): Export.
17789 (pass_fixup_cfg): Remove
17790 (tree_rest_of_compilation): Do not apply inlines.
17791 * tree-flow.h (execute_fixup_cfg): Declare.
17792 * Makefile.in (gt-passes.c): New.
17793 * passes.c: Include gt-passes.h
17794 (init_optimization_passes): New passes.
17795 (nnodes, order): New static vars.
17796 (do_per_function_toporder): New function.
17797 (execute_one_pass): Dump current pass here.
17798 (execute_ipa_pass_list): Don't dump current pass here.
17800 2007-01-16 Janis Johnson <janis187@us.ibm.com>
17802 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
17803 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
17805 2007-01-16 David Edelsohn <edelsohn@gnu.org>
17807 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
17808 (strong_alias): Define.
17809 (__gcc_qmul): Provide non-FMA for soft-float.
17810 (__gcc_qdiv): Same.
17815 (__gcc_qunord): New.
17825 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
17826 soft-float functions.
17827 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
17828 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
17829 about long double soft float.
17831 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
17832 Tehila Meyzels <tehila@il.ibm.com>
17834 * tree-vectorizer.h (is_pattern_stmt_p): New.
17835 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
17836 formatting (tabs instead of spaces). Cleanup and clarify setting
17837 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
17838 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
17839 (vectorizable_type_demotion): Check that types are integral.
17840 (vectorizable_type_promotion): Likewise.
17841 (vectorizable_store): Fix typo. Eliminate new-line at end of
17844 2007-01-16 Jan Hubicka <jh@suse.cz>
17846 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
17849 2007-01-15 Eric Christopher <echristo@apple.com>
17851 * ifcvt.c: Include vec.h, vecprim.h.
17852 (check_cond_move_block): New argument regs.
17853 Reorganize. Add registers used to regs.
17854 (cond_move_process_if_block): Use regs set above as
17857 2007-01-15 Eric Christopher <echristo@apple.com>
17859 * config/darwin.h: Update copyright.
17860 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
17861 (LINK_COMMAND_SPEC): Add -u.
17862 (LINK_SPEC): Fix umbrella for above.
17864 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
17866 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
17869 2007-01-15 Tom Tromey <tromey@redhat.com>
17871 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
17872 * doc/install.texi (Testing): Don't mention jacks.
17873 (Configuration): Document --enable-java-maintainer-mode. Move
17874 --with-java-home to libgcj-specific section. Document
17876 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
17878 2007-01-15 Jan Hubicka <jh@suse.cz>
17880 * tree-ssa-dce.c (DCE_TODOs): New.
17881 (propagate_necessity): Return if something changed.
17882 (eliminate_unnecessary_stmts): Likewise.
17883 (perform_tree_ssa_dce): Return TODO flags when needed.
17884 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
17886 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
17888 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
17889 (fyl2x_extend<mode>xf3_i387): New insn pattern.
17890 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
17891 patterns using X87MODEF12 mode macro. Extend operand 1
17892 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
17893 (log10<mode>2): Ditto.
17894 (log2<mode>2): Ditto.
17895 (log1p<mode>2): Ditto.
17896 (logb<mode>2): Ditto.
17897 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
17898 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
17899 (*fxtractxf3_i387): Rename from *fxtractxf3.
17900 (fxtract_extend<mode>xf3_i387): New insn pattern.
17901 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
17902 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
17903 and gen_fyl2xxf3_i387().
17905 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
17907 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
17908 * cfgloopmanip.c (fix_loop_placement): Made static. Use
17909 get_loop_exit_edges. Changed return type to bool.
17910 * cfgloop.h (fix_loop_placement): Declaration removed.
17912 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
17914 * param.h (MIN_VECT_LOOP_BOUND): New.
17915 * params.def (MIN_VECT_LOOP_BOUND): New.
17916 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
17917 argument - minimum threshold for number of iterations.
17918 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
17919 argument to declaration.
17920 * tree-vect-analyze.c (vect_analyze_operations): Check value of
17921 MIN_VECT_LOOP_BOUND.
17922 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
17923 slpeel_tree_peel_loop_to_edge with additional argument.
17924 (vect_do_peeling_for_alignment): Likewise.
17925 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
17927 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
17930 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
17931 operands of size 1.
17933 2007-01-14 Jan Hubicka <jh@suse.cz>
17935 * tree-dfa.c (remove_referenced_var): New function.
17936 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
17937 prune referenced vars list too.
17938 * tree-flow.h (remove_referenced_var): Declare.
17940 2007-01-14 Jan Hubicka <jh@suse.cz>
17942 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
17944 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
17945 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
17946 * except.h (verify_eh_throw_table_statements): Kill prototype.
17947 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
17948 into call exrepssions.
17949 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
17951 * tree-cfg.c: Include pointer-set.h.
17952 (verify_node_sharing): Work on pointer set.
17953 (verify_eh_throw_stmt_node): New.
17954 (verify_stmts): Use pointers sets, verify throw_stmt.
17956 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
17958 * ipa-reference.c (analyze_function): Consider also addresses taken
17961 2007-01-12 Roger Sayle <roger@eyesopen.com>
17963 * c-typeck.c (null_pointer_constant_p): Replace use of
17964 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17965 (build_c_cast): Likewise.
17967 2007-01-12 Roger Sayle <roger@eyesopen.com>
17969 * tree.h (force_fit_type_double): Remove unused final argument.
17970 * c-common.c (constant_expression_warning): Replace use of
17971 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17972 (convert_and_check): Likewise.
17973 (shorten_compare): Update call to force_fit_type_double.
17974 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
17975 * convert.c (convert_to_pointer): Update call to
17976 force_fit_type_double.
17977 * fold-const.c (force_fit_type_double): Remove overflowed_const
17979 (int_const_binop, fold_convert_const_int_from_int,
17980 fold_convert_const_int_from_real, fold_div_compare,
17981 fold_sign_changed_comparison, fold_unary, fold_negate_const,
17982 fold_abs_const, fold_not_const): Remove the final argument from
17983 calls to force_fit_type_double.
17985 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
17987 * configure.ac: Set insn to "nop" for spu-*-* also.
17988 * configure: Regenerate.
17990 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
17992 * builtins.def : Add BUILT_IN_FREE.
17994 2007-01-12 Jan Hubicka <jh@suse.cz>
17996 PR tree-optimization/30443
17997 * tree-inline.c (tree_function_versioning): Do not optimize when
17998 cloning for inlining.
18000 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
18002 * doc/loop.texi: Document recording of loop exits.
18003 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
18004 (update_single_exits_after_duplication,
18005 update_single_exit_for_duplicated_loop,
18006 update_single_exit_for_duplicated_loops): Removed.
18007 (duplicate_loop_to_header_edge): Do not call
18008 update_single_exits_after_duplication and
18009 update_single_exit_for_duplicated_loops.
18010 (loop_version): Do not update single_exit information.
18011 (fix_loop_structure): Use record_loop_exits instead of
18012 mark_single_exit_loops.
18013 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
18014 the lists of loop exits.
18015 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
18016 split_edge, merge_blocks): Update the lists of loop exits.
18017 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
18018 loop_optimizer_init.
18019 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
18020 of mark_single_exit_loops.
18021 (loop_optimizer_finalize): Call release_recorded_exits.
18022 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
18023 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
18024 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
18025 update single exit information.
18026 * lambda-code.c (perfect_nestify): Ditto.
18027 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
18028 (mark_single_exit_loops): Removed.
18029 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
18030 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
18031 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
18033 (get_loop_exit_edges, single_exit): Use recorded exit lists.
18034 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
18035 (verify_loop_structure): Verify consistency of the exit lists.
18036 (flow_loops_find): Use alloc_loop. Initialize exits hash.
18037 (set_single_exit): Removed.
18038 * cfgloop.h (struct loop_exit): New function.
18039 (struct loop): single_exit_ field replaced by exits field.
18040 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
18041 LOOPS_HAVE_RECORDED_EXITS.
18042 (struct loops): Added exits hash.
18043 (mark_single_exit_loops, set_single_exit): Declaration removed.
18044 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
18046 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18048 * doc/invoke.texi: Avoid use of @headitem.
18050 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18052 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
18054 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18056 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
18059 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
18060 Richard Sandiford <richard@codesourcery.com>
18062 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
18063 * config/m68k/m68k.opt: Resort options.
18064 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
18066 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
18067 Richard Sandiford <richard@codesourcery.com>
18069 * doc/invoke.texi: Document the macros that are defined by
18070 m68k's -mtune and -mhard-float options.
18071 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
18072 (m68k_cpp_cpu_family): Likewise.
18073 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
18074 of __ucfv*__ macros. Define __mcffpu__ if generating code for
18075 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
18076 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
18077 (m68k_cpp_cpu_family): Likewise.
18079 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18081 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
18082 macros besides mc68000 as tuning macros. Use a switch statement
18083 to set them and mcpu32.
18085 2007-01-12 Julian Brown <julian@codesourcery.com>
18087 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
18088 (TARGET_68040_ONLY): Rename to...
18089 (TARGET_68040): ...this.
18090 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
18091 * config/m68k/m68k.md: Likewise.
18093 2007-01-12 Julian Brown <julian@codesourcery.com>
18094 Nathan Sidwell <nathan@codesourcery.com>
18095 Richard Sandiford <richard@codesourcery.com>
18097 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
18098 the -mcpu= argument associated with the --with-cpu setting.
18099 Define M68K_DEFAULT_TUNE to the default -mtune= option,
18100 if different from the one implied by the -mcpu setting.
18101 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
18102 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
18103 * doc/invoke.texi: Mention ColdFire in the introduction to the
18104 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
18105 -mno-div and -mhard-float options. Make -m68881 a synonym for
18106 -mhard-float. Document the previously-undocumented -m5206e,
18107 -m528x, -m5307 and -m5407 options. Tweak the existing option
18108 documentation for consistency.
18109 * doc/install.texi: Mention new --with-cpu arguments.
18110 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
18111 default CPU if neither -mcpu nor -march are specified.
18112 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
18113 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
18114 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
18115 using m68k_tune to decide between families that implement the
18116 same ISA. Use m68k_tune to set __mcfv4e__.
18117 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
18118 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
18119 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
18120 (FL_ISA_C, FL_ISA_MMU): New macros.
18121 (MASK_COLDFIRE): Delete.
18122 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
18123 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
18124 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
18125 (TARGET_HARD_FLOAT): Do not define here.
18126 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
18127 (TUNE_68000): New macro.
18128 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
18129 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
18130 (TUNE_CFV2): Redefine in terms of m68k_tune.
18131 (uarch_type, target_device, fpu_type): New enums.
18132 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
18133 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
18134 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
18135 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
18136 (FL_FOR_isa_c): New macros.
18137 (m68k_isa): New enum.
18138 (m68k_target_selection): New structure.
18139 (all_devices, all_isas, all_microarchs): New tables.
18140 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
18141 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
18142 (MASK_ALL_CPU_BITS): Delete.
18143 (m68k_find_selection): New function.
18144 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
18145 Map the legacy target options to a combination of the new ones.
18146 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
18147 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
18148 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
18150 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
18151 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
18153 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
18154 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
18155 * config/m68k/m68k-devices.def: New file.
18157 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18158 Nathan Sidwell <nathan@codesourcery.com>
18160 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
18161 (SUBTARGET_EXTRA_SPECS): New macros.
18162 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
18163 use %(asm_cpu_spec) instead.
18164 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
18165 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
18166 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
18167 (EXTRA_SPECS): Rename to...
18168 (SUBTARGET_EXTRA_SPECS): ...this.
18170 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
18171 Richard Sandiford <richard@codesourcery.com>
18172 Julian Brown <julian@codesourcery.com>
18174 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
18175 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
18176 to the configuration's default CPU.
18177 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
18178 Remove default masks.
18179 (m680[012]0-*-*): Set the default with_cpu to the first part of
18181 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
18182 (m68k*-*-linux): Extend the --with-cpu handling to...
18183 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
18184 and m68010. Don't set target_cpu_default2.
18185 * doc/install.texi: Document --with-cpu for m68k.
18186 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
18187 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
18188 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
18189 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
18190 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
18191 (ASM_SPEC): Remove use of %(asm_cpu_default).
18192 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
18193 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
18194 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
18195 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
18196 __HAVE_FPU__ if TARGET_HARD_FLOAT.
18197 (TARGET_DEFAULT): Delete.
18198 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
18199 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
18200 (CPP_CPU_SPEC): Delete.
18201 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
18202 the appropriate string.
18203 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
18204 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
18205 (ASM_SPEC): Don't use %(asm_default_spec).
18206 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
18207 TARGET_DEFAULT and add MASK_68881.
18208 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
18210 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18212 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
18213 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
18214 MASK_68010 alongside MASK_68020.
18215 * doc/invoke.texi: Document -m68010.
18216 * config/m68k/m68k.opt (m68010): New.
18217 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
18219 (TUNE_68010): New macro.
18220 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
18221 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
18222 (M68K_CPU_m68332): Add MASK_68010.
18223 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
18224 fallback definition.
18225 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
18227 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
18228 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
18229 to all entries that use MASK_68020.
18230 (output_move_simode_const, output_move_himode, output_move_qimode)
18231 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
18232 instead of TARGET_68020 to select clr behavior. Remove comment
18233 about there being no TARGET_68010.
18234 * config/m68k/m68k.md: Likewise throughout.
18236 2007-01-12 Julian Brown <julian@codesourcery.com>
18238 * config/m68k/m68k.h (TARGET_ISAB): New macro.
18239 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
18240 * config/m68k/m68k.md: Likewise.
18242 2007-01-12 Julian Brown <julian@codesourcery.com>
18244 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
18245 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
18247 2007-01-12 Julian Brown <julian@codesourcery.com>
18249 * config/m68k/m68k.h (TUNE_68040_60): New macro.
18250 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
18251 * config/m68k/m68k.md: Likewise.
18253 2007-01-12 Julian Brown <julian@codesourcery.com>
18254 Richard Sandiford <richard@codesourcery.com>
18256 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
18257 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
18258 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
18260 (TARGET_CPU32): Rename to...
18261 (TUNE_CPU32): ...this.
18262 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
18263 (TUNE_CFV2): New macros.
18264 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
18265 remove conditions that are implied by TARGET_68020.
18266 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
18267 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
18268 (m68k_output_function_epilogue): Likewise.
18269 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
18270 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
18271 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
18272 non-68000 timings. Refactor multiplication and division costs.
18273 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
18274 TUNE_CPU32 instead of TARGET_CPU32.
18275 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
18276 and TUNE_68060 instead of TARGET_68060.
18277 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
18278 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
18280 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
18281 && !TARGET_COLDFIRE" to choose between moveq and clr.
18282 Likewise in the unnamed movsf pattern.
18283 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
18284 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
18287 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18289 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
18290 of tabbing before backslashes.
18292 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18294 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
18295 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
18296 (ASM_OUTPUT_INTERNAL_LABEL): Define.
18298 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
18300 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
18301 find_interesting_uses_cond.
18302 (find_interesting_uses_cond): Use extract_cond_operands.
18303 (rewrite_use_compare): Use extract_cond_operands and
18304 force_gimple_operand_bsi. Do not call update_stmt.
18305 (determine_use_iv_cost_condition): Use extract_cond_operands.
18306 Return cheaper of using original bound and changing the exit bound.
18308 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
18310 PR tree-optimization/29516
18311 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
18312 most_expensive_mult_to_index, addr_to_parts,
18313 create_mem_ref, maybe_fold_tmr): Make the type of
18314 fields of TARGET_MEM_REF sizetype.
18315 (move_fixed_address_to_symbol, move_pointer_to_base):
18317 * tree.def (TARGET_MEM_REF): Add comment on types of
18320 2007-01-11 Joseph Myers <joseph@codesourcery.com>
18322 * c-common.c (vector_types_convertible_p): Treat opaque types as
18323 always convertible if they have the same size, but not otherwise.
18325 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
18327 * ifcvt.c (struct noce_if_info): Add comments to the fields.
18328 Remove the b_unconditional field.
18329 (noce_try_sign_mask): Do not look at b_unconditional.
18330 (noce_process_if_block): Do not use merge_if_blocks. Update
18331 the CFG here. Do not set b_unconditional.
18332 (cond_move_process_if_block): Likewise.
18333 (find_cond_trap): Likewise.
18334 (check_cond_move_block): Require simple jump insns at the end
18335 of the basic block.
18337 2007-01-11 Jan Hubicka <jh@suse.cz>
18339 PR tree-optimization/1046
18340 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
18341 when alias info is not ready.
18342 (pass_tail_recursion): Do not require aliasing.
18343 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
18344 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
18345 * tree-ssa-copy.c (pass_copy_prop): Likewise.
18346 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
18347 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
18348 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
18349 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
18351 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
18352 When aliasing is not build, mark statement as volatile.
18354 2007-01-11 Tom Tromey <tromey@redhat.com>
18356 PR preprocessor/15185, PR preprocessor/20989:
18357 * doc/cppopts.texi <-MT>: Update description of algorithm for
18358 computing default target.
18359 <-M, -MD>: Reword "basename" text.
18361 2007-01-11 Roger Sayle <roger@eyesopen.com>
18363 * builtins.c (expand_builtin_pow, expand_builtin_powi,
18364 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
18365 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
18366 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
18367 fold_builtin_bswap, real_constp, fold_builtin_pow,
18368 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
18369 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
18370 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
18371 * convert.c (convert_to_pointer): Likewise.
18372 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
18373 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
18374 const_binop, fold_convert_const_int_from_int,
18375 fold_convert_const_int_from_real,
18376 fold_convert_const_real_from_real, sign_bit_p,
18377 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
18378 fold_sign_changed_comparison, fold_unary, fold_comparison,
18379 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
18380 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
18381 * print-tree.c (print_node_brief, print_node): Likewise.
18382 * stor-layout.c (place_field, layout_type): Likewise.
18383 * tree-chrec.c (keep_cast): Likewise.
18384 * tree.c (build_vector, build_real, build_real_from_int_cst,
18385 build_complex): Likewise.
18387 2007-01-11 Roger Sayle <roger@eyesopen.com>
18389 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
18390 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
18392 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
18394 * configure.ac (strict1_warn): Rename to strict_warn.
18395 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
18396 cc_set_by_configure, quoted_cc_set_by_configure,
18397 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
18398 all_boot_languages, all_stagestuff): Remove.
18399 (target_list): Remove bootstrap targets.
18400 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
18401 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
18402 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
18403 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
18404 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
18405 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
18406 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
18407 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
18408 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
18409 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
18410 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
18411 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
18412 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
18413 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
18414 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
18415 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
18416 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
18417 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
18418 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
18419 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
18420 (mostlyclean): Adjust.
18421 (clean, distclean): Don't mention bootstrap stuff.
18422 * configure: Regenerate.
18423 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
18424 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
18425 treelang/config-lang.in (stagestuff): Remove.
18426 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
18427 stageprofile, stagefeedback, stagestuff): Remove mention.
18429 2007-01-11 Nick Clifton <nickc@redhat.com>
18431 * config/mcore/predicates.md (mcore_general_movesrc_operand):
18433 (mcore_general_movdst_operand): Do not accept CONST_INTs.
18434 (mcore_arith_K_S_operand): Run the test for the S constraint not
18435 the test for the M constraint.
18436 (mcore_addsub_operand): Do not accept integer values that are
18437 larger than 32 bits.
18438 * config/mcore/mcore.md: Remove unused constraints from split.
18439 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
18440 (addsi3): Likewise.
18441 (allocate_stack): Likewise.
18442 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
18443 operands to 32 bits.
18444 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
18446 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
18447 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
18448 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
18449 mcore_output_bclri, mcore_output_andn, output_inline_const,
18450 mcore_output_move, mcore_output_movedouble): Likewise.
18451 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
18452 (output_inline_const): Likewise.
18453 (output_inline_const): Fix format strings used in sprintf
18455 * config/mcore/mcore-protos.h: Update prototypes for changed
18456 functions in mcore.c.
18457 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
18458 HOST_WIDE_INT and not int.
18459 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
18460 CONST_OK_FOR_N): Likewise.
18461 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
18462 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
18465 2007-01-10 Jan Hubicka <jh@suse.cz>
18467 * tree-vrp.c (remove_range_assertions): Release defs.
18468 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
18469 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
18471 2007-01-10 Paul Brook <paul@codesourcery.com>
18473 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
18474 * config/arm/arm.md (mulsi3subsi): New insn.
18476 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
18478 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
18479 (tree_transform_and_unroll_loop): New.
18480 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
18483 2007-01-10 Robert Kennedy <jimbob@google.com>
18485 * fold-const.c (fold_comparison): Fold comparisons like (x *
18486 1000 < 0) to (x < 0).
18488 2007-01-10 Ian Lance Taylor <iant@google.com>
18490 * tree-pretty-print.c (dump_generic_node): Print parentheses when
18491 operands have the same priority.
18493 2007-01-10 Tom Tromey <tromey@redhat.com>
18495 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
18496 (fold_binary): Likewise.
18497 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
18498 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
18499 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
18500 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
18501 * langhooks.h (struct lang_hooks): Removed field
18502 'can_use_bit_fields_p'.
18504 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
18506 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
18508 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
18510 * function.c (get_last_funcdef_no): New function.
18511 * function.h (get_last_funcdef_no): Declare.
18512 * tree-inline.c (initialize_cfun): Add initialization.
18513 (tree_function_versioning): Cleanup.
18515 2007-01-10 Jan Hubicka <jh@suse.cz>
18517 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
18520 2007-01-10 Sa Liu <saliu@de.ibm.com>
18521 Ben Elliston <bje@au.ibm.com>
18523 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
18524 for SAVE_NONLOCAL and Pmode for any other save level.
18525 * spu-protos.h (spu_restore_stack_block): Declare.
18526 * spu.md (save_stack_block): Remove.
18527 (restore_stack_block): Call spu_restore_stack_block.
18528 * spu.c (spu_restore_stack_block): New function.
18529 (spu_expand_epilogue): Remove old comment.
18531 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
18533 PR tree-optimization/30322
18534 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
18535 (cand_value_at): Return the value as aff_tree.
18536 (may_eliminate_iv): Convert the bound from aff_tree to tree.
18537 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
18538 aff_combination_mult): New functions.
18539 (aff_combination_add): Use aff_combination_add_cst.
18540 (aff_combination_convert): Allow conversions to a wider type.
18541 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
18542 * tree-affine.h (aff_combination_mult): Declare.
18544 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
18546 * doc/tm.texi: Update documentation to reflect reality of exec
18547 and start file search behaviours. Update copyright year.
18548 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
18549 header file directories.
18551 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
18553 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
18554 (*cosxf2): Rename to cosxf2_i387.
18555 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
18556 using X87MODEF12 mode macro. Rename patterns to
18557 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
18559 (*cosdf2, *cossf2): Ditto.
18560 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
18561 to match extended input operands.
18562 (sincos<mode>3): New expander.
18563 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
18564 insn patterns and corresponding splitters.
18566 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
18568 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
18569 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
18571 2007-01-09 Nicolas Pitre <nico@cam.org>
18574 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
18576 2007-01-08 Geoffrey Keating <geoffk@apple.com>
18578 * target.h (struct gcc_target): New field library_rtti_comdat.
18579 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
18580 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
18581 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
18582 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
18584 2007-01-08 Geoffrey Keating <geoffk@apple.com>
18586 * doc/invoke.texi (Optimize Options): Correct description of -O0.
18588 2007-01-08 Richard Guenther <rguenther@suse.de>
18590 * tree.h (force_fit_type_double): Export.
18591 (force_fit_type): Remove.
18592 * fold-const.c (force_fit_type_double): New function.
18593 (force_fit_type): Remove.
18594 (int_const_binop): Use it.
18595 (fold_convert_const_int_from_int): Likewise.
18596 (fold_convert_const_int_from_real): Likewise.
18597 (fold_div_compare): Likewise.
18598 (fold_sign_changed_comparison): Likewise.
18599 (fold_unary): Likewise.
18600 (fold_negate_const): Likewise.
18601 (fold_abs_const): Likewise.
18602 (fold_not_const): Likewise.
18603 * c-common.c (shorten_compare): Use force_fit_type_double.
18604 * convert.c (convert_to_pointer): Likewise.
18606 2007-01-08 Richard Guenther <rguenther@suse.de>
18608 * tree.h (build_int_cst_wide_type): Export.
18609 * tree.c (build_int_cst_wide_type): New function.
18610 (build_int_cst_wide): Fix comment.
18611 * builtins.c (fold_builtin_object_size): Use build_int_cst
18612 to build -1 or 0 of the correct type. Use fit_double_type
18613 to check for overflow.
18614 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
18616 (decode_field_reference): Likewise.
18617 (all_ones_mask_p): Likewise.
18618 (native_interpret_int): Use build_int_cst_wide_type.
18619 (fold_binary): Use build_int_cst_type to build an all-ones
18621 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
18623 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
18625 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
18627 2007-01-09 Ben Elliston <bje@au.ibm.com>
18629 * genautomata.c (STATS_OPTION): New option.
18630 (stats_flag): New flag.
18631 (gen_automata_option): Handle it.
18632 (initiate_automaton_gen): Ditto.
18633 (write_automata): Output statistics only if stats_flag is
18634 set. Likewise, output time statistics only if time_flag is set.
18635 * doc/md.texi (Processor pipeline description): Document new flag.
18637 2007-01-08 Richard Guenther <rguenther@suse.de>
18639 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
18640 * tree.c (build_int_cst_type): Likewise.
18641 (size_in_bytes): Don't call force_fit_type on the result.
18642 (int_fits_type_p): Use fit_double_type.
18643 * fold-const.c (fit_double_type): New function.
18644 (force_fit_type): Use it.
18645 * tree.h (fit_double_type): Export.
18647 2007-01-08 Jan Hubicka <jh@suse.cz>
18649 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
18650 * ipa.c (function_and_variable_visibility): Fix return type.
18652 2007-01-08 Richard Guenther <rguenther@suse.de>
18654 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
18655 of offset to build the index.
18656 * tree-pretty-print.c (dump_generic_node): Don't build negated
18657 const just for printing.
18658 * c-pretty-print.c (pp_c_integer_constant): Likewise.
18659 * builtins.c (fold_builtin_int_roundingfn): Check if result
18660 fits the type by using force_fit_type and comparing the result.
18661 * predict.c (predict_loops): Use compare_tree_int for comparison.
18662 * tree.c (build_int_cst): Fall back to integer_type_node for
18664 (build_int_cst_wide): Assert type is non-null.
18666 2007-01-08 Roberto Costa <roberto.costa@st.com>
18668 * tree-vrp.c (extract_range_from_cond_expr): New.
18669 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
18670 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
18672 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
18673 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
18674 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
18675 used as expressions.
18676 * tree-object-size.c (cond_expr_object_size): New.
18677 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
18679 2007-01-08 Jan Hubicka <jh@suse.cz>
18681 * tree-ssa-forwprop.c (forward_propagate_into_cond,
18682 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
18685 2007-01-08 Richard Guenther <rguenther@suse.de>
18687 PR tree-optimization/23603
18688 * tree-vrp.c (set_value_range_to_truthvalue): New function.
18689 (extract_range_from_binary): Fall back to truthvalue instead of
18690 varying for TRUTH_*_EXPR.
18691 (extract_range_from_comparison): Fall back to truthvalue instead of
18693 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
18694 if all visited PHI values were constant.
18696 2007-01-08 Jan Hubicka <jh@suse.cz>
18698 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
18699 (cgraph_analyze_function): break out from ...
18700 (cgraph_finalize_compilation_unit): ... here.
18701 (cgraph_expand_function): Remove forgoten commented out line.
18702 (cgraph_optimize): Analyze functions.
18704 2007-01-08 Jan Hubicka <jh@suse.cz>
18706 * tree-pas.h (TODO_remove_function): New flag.
18707 (TODO_update*): Renumber.
18708 (pass_ipa_increase_alignment,
18709 pass_ipa_function_and_variable_visibility): New passes.
18710 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
18711 (cgraph_function_and_variable_visibility): Move to ipa.c
18712 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
18713 cgraph_increase_alignment.
18714 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
18715 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
18716 calling tree-inline.
18717 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
18718 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
18719 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
18720 (gate_increase_alignment): New function.
18721 (pass_ipa_increase_alignment): New pass.
18722 * ipa.c: Inline tree-pass.h and timevar.h
18723 (function_and_variable_visibility): Move here from cgraphunit.c
18724 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
18725 * passes.c (init_optimization_passes): Add the two new passes.
18726 (execute_todo): Handle cgraph_remove_functions.
18728 2007-01-08 Nick Clifton <nickc@redhat.com>
18730 * config/frv/predicates.md (reg_or_0_operand): Accept
18733 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
18735 * config/bfin/rtems.h, config/bfin/t-rtems: New.
18736 * config.gcc: Add bfin*-rtems*.
18738 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
18740 * c.opt: Add -flax-vector-conversions.
18741 * c-typeck.c (convert_for_assignment): Pass flag to
18742 vector_types_convertible_p to allow emission of note.
18743 (digest_init): Likewise.
18744 * c-opts.c: Handle -flax-vector-conversions.
18745 * c-common.c (flag_lax_vector_conversions): New.
18746 (vector_types_convertible_p): Unless -flax-vector conversions
18747 has been passed, disallow conversions between vectors with
18748 differing numbers of subparts and/or element types. If such
18749 a conversion is disallowed, possibly emit a note on the first
18750 occasion only to inform the user of -flax-vector-conversions.
18751 The new last argument specifies this.
18752 * c-common.h (flag_lax_vector_conversions): New.
18753 (vector_types_convertible_p): Add extra argument.
18754 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
18755 char_type_node for V*QI type vectors.
18756 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
18757 Update to satisfy new typechecking rules.
18758 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
18759 C and C++ variants.
18760 * doc/invoke.texi (C Dialect Options): Document
18761 -flax-vector-conversions.
18763 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
18765 PR tree-optimization/29877
18766 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
18767 a register variable on the RHS to not be replaceable.
18769 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
18770 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
18771 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
18772 const_simm15, const_pow2, const_npow2): Added.
18773 * config/score/misc.md (insv, extv, extzv, movmemsi,
18774 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
18775 * config/score/score.c (score_address_cost, score_select_cc_mode):
18777 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
18778 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
18779 Update score_print_operand.
18780 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
18781 Adjust register allocate order and update some macro define.
18782 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
18783 mdx_block_move_straight, mdx_block_move_loop_head,
18784 mdx_block_move_loop_body, mdx_block_move_loop_foot,
18785 mdx_block_move_loop, mdx_block_move): Added.
18786 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
18787 mdp_limm): Updated and fix some bug and typo.
18788 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
18789 (movsf, movdf, doloop_end): Added.
18791 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
18793 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
18794 config/arm/thumb2.md: Fix comment typos.
18795 * doc/extend.texi: Fix a typo.
18797 2007-01-07 Eric Christopher <echristo@apple.com>
18799 * configure.ac: Check for __stack_chk_fail for darwin.
18800 * configure: Regenerate.
18802 2007-01-07 Richard Guenther <rguenther@suse.de>
18804 * tree-vrp.c (extract_range_from_assert): CSE calls to
18805 compare_values where possible.
18806 (extract_range_from_unary_expr): Likewise.
18808 2007-01-07 Anatoly Sokolov <aesok@post.ru>
18810 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
18811 * config/avr/avr.c (call_insn_operand): Delete function.
18812 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
18813 instead of register number. Use predicates.
18814 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
18815 call_insn_operand): Add.
18817 2007-01-06 Jan Hubicka <jh@suse.cz>
18819 * tree-pass.h (pass_build_cgraph_edges): Declare.
18820 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
18821 (visited_nodes): Remove.
18822 (cgraph_create_edges): Move to cgraphbuild.c; rename to
18823 build_cgrpah_edges; make visited_nodes local.
18824 (cgraph_process_new_functions): DO not call initialize_inline_failed.
18825 (record_references_in_initializer): Move to cgraphbuild.c
18826 (initialize_inline_failed, rebuild_cgraph_edges,
18827 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
18828 (verify_cgraph_node): Make visited_nodes local.
18829 (cgraph_analyze_function): Do not call cgraph_create_edges and
18830 initialize_inline_failed.
18831 (cgraph_expand_function): Do not call cgraph_lower_function;
18832 assert that function is already lowered.
18833 * Makefile.in (cgraphbuild.o): New.
18834 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
18835 at the end of lowering passes.
18837 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
18839 * ifcvt.c (cond_move_convert_if_block): New function, code
18840 factored out from...
18841 (cond_move_process_if_block): ...here. Call the new function
18842 on the THEN and ELSE blocks.
18843 (merge_if_block): Do not copy global_live_at_end, merge_blocks
18844 already takes care of this.
18846 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18849 * tree.h (TREE_OVERFLOW_P): New.
18850 * c-typeck.c (parser_build_unary_op): Warn only if result
18851 overflowed and operands did not.
18852 (parser_build_binary_op): Likewise.
18853 (convert_for_assignment): Remove redundant overflow_warning.
18854 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
18856 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18858 * c-typeck.c (store_init_value): Split over two lines to follow
18859 the GNU coding style.
18861 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
18863 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
18864 __GXX_EXPERIMENTAL_CXX0X__.
18865 * doc/cpp.texi: Same.
18867 2007-01-05 Richard Guenther <rguenther@suse.de>
18869 PR middle-end/27826
18870 * tree.c (get_narrower): Do not construct COMPONENT_REFs
18871 with mismatched types. Instead explicitly build a
18872 conversion NOP_EXPR.
18874 2007-01-05 Ian Lance Taylor <iant@google.com>
18876 * c-common.c (decl_with_nonnull_addr_p): New function.
18877 (c_common_truthvalue_conversion): Call it.
18878 * c-typeck.c (build_binary_op): Likewise.
18879 * c-common.h (decl_with_nonnull_addr_p): Declare.
18881 2007-01-05 Jakub Jelinek <jakub@redhat.com>
18884 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
18887 2007-01-05 Joel Brobecker <brobecker@adacore.com>
18889 * doc/install.texi (Final install): Document the fact that
18890 the GNAT runtime should not be stripped.
18892 2007-01-04 Jan Hubicka <jh@suse.cz>
18894 * tree-inline.c (fold_marked_statements): Update operand caches
18895 and EH after folding
18897 2007-01-04 Ian Lance Taylor <iant@google.com>
18899 * c-common.c (check_function_nonnull): Whitespace fix.
18901 2007-01-04 Jan Hubicka <jh@suse.cz>
18903 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
18904 comitted older version of patch.
18905 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
18906 function, celanup cfg and collect garbage.
18908 2007-01-04 Mike Stump <mrs@apple.com>
18910 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
18913 2007-01-04 Eric Christopher <echristo@apple.com>
18915 * libgcc2.c (__bswapsi2): Use SItype.
18916 (__bswapdi2): Use DItype.
18917 * libgcc2.h: Update for above.
18919 2007-01-04 Paul Brook <paul@codesourcery.com>
18921 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
18922 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
18923 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
18924 umulsidi3, umulsidi3adddi, smulsi3_highpart,
18925 umulsi3_highpart): Make conditional on !arm_arch6.
18926 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
18927 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
18928 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
18929 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
18930 umulsi3_highpart_v6): New insns.
18932 2007-01-04 Roger Sayle <roger@eyesopen.com>
18934 * fold-const.c (fold_convert): When casting an expression to void,
18935 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
18936 have a type. Instead of attempting to build a NOP_EXPR, return
18937 these "special" trees directly.
18939 2007-01-04 Joseph Myers <joseph@codesourcery.com>
18941 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
18942 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
18943 rs6000_cost->fp not 0 as adjustment for outer NEG.
18945 2007-01-04 Jan Hubicka <jh@suse.cz>
18947 * cgraph.c (cgraph_release_function_body): New function.
18948 (cgraph_remove_node): Use it.
18949 * cgraph.h (cgraph_release_function_body): Declare.
18950 * cgraphunit.c (cgraph_expand_function): Use it.
18951 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
18952 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
18953 is initialized and while compilation of other function is running.
18954 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
18955 statement CFG annotations from here to ...
18956 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
18958 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
18960 * cfgloop.h (enum li_flags): Make the constants powers of two.
18962 2007-01-04 Jan Hubicka <jh@suse.cz>
18964 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
18966 (fold_marked_statements): New function.
18967 (optimize_inline_calls, tree_function_versioning): Fold new statements.
18968 * tree-inline.h (copy_body_data): Add statements_to_fold.
18970 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
18972 * config.gcc: Mention libgcc/config.host.
18973 * Makefile.in: Update comments mentioning libgcc.
18974 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
18975 (all.cross, start.encap, rest.encap, rest.cross): Update
18976 dependencies for libgcc move.
18977 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
18978 (clean-target, clean-target-libgcc): Delete.
18979 (srcdirify, GCC_EXTRA_PARTS): New macros.
18980 (libgcc-support, libgcc.mvars): New rules.
18981 (distclean): Remove mention of mklibgcc.
18982 (install): Don't reference INSTALL_LIBGCC.
18983 (install-common): Don't reference EXTRA_PARTS.
18984 (install-libgcc, install-multilib): Delete rules.
18985 * mklibgcc.in: Delete file.
18986 * doc/configfiles.texi: Don't mention mklibgcc.
18988 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
18989 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
18990 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
18991 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
18992 (mklibgcc, ldblspecs): Likewise.
18994 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
18995 (posixpre.def): Use $(T).
18996 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
18997 (SHLIB_SRC, SHLIB_INSTALL): Delete.
18998 (SHLIB_LINK): Make dummy.
18999 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
19001 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
19003 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
19004 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
19005 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
19006 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
19008 * configure.ac (all_outputs): Remove mklibgcc.
19009 * configure: Regenerated.
19011 2007-01-03 Josh Conner <jconner@apple.com>
19013 PR middle-end/29683
19014 * calls.c (compute_argument_addresses): Set stack and stack_slot
19015 for partial args, too.
19016 (store_one_arg): Use locate.size.constant for the size when
19017 generating a save_area.
19019 2007-01-03 Robert Kennedy <jimbob@google.com>
19021 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
19022 whose definitions are deleted due to basic block merging.
19024 2007-01-03 Paul Brook <paul@codesourcery.com>
19027 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
19029 (use_return_insn): Return 0 for Thumb interrupt functions.
19030 (print_multi_reg): Add rfe argument for IRQ returns.
19031 (arm_output_epilogue): Pop interrupt return address directly into PC.
19032 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
19034 2007-01-03 Paul Brook <paul@codesourcery.com>
19036 Merge from sourcerygxx-4_1.
19037 * config/arm/thumb2.md: New file.
19038 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
19040 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
19041 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
19042 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
19043 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
19045 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
19046 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
19048 * config/arm/ieee754-sf.S: Ditto.
19049 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
19050 (thumb1_base_register_rtx_p): ... to this.
19051 (thumb_index_register_rtx_p): Rename...
19052 (thumb1_index_register_rtx_p): ... to this.
19053 (thumb_output_function_prologue): Rename...
19054 (thumb1_output_function_prologue): ... to this.
19055 (thumb_legitimate_address_p): Rename...
19056 (thumb1_legitimate_address_p): ... to this.
19057 (thumb_rtx_costs): Rename...
19058 (thumb1_rtx_costs): ... to this.
19059 (thumb_compute_save_reg_mask): Rename...
19060 (thumb1_compute_save_reg_mask): ... to this.
19061 (thumb_final_prescan_insn): Rename...
19062 (thumb1_final_prescan_insn): ... to this.
19063 (thumb_expand_epilogue): Rename...
19064 (thumb1_expand_epilogue): ... to this.
19065 (arm_unwind_emit_stm): Rename...
19066 (arm_unwind_emit_sequence): ... to this.
19067 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
19068 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
19069 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
19070 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
19071 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
19072 thumb2_output_casesi): New functions.
19073 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
19074 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
19075 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
19076 THUMB2_WORK_REGS): Define.
19077 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
19078 arm_condexec_mask, arm_condexec_masklen)): New variables.
19079 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
19080 (arm_override_options): Check new CPU capabilities.
19081 Set new architecture flag variables.
19082 (arm_isr_value): Handle v7m interrupt functions.
19083 (user_return_insn): Return 0 for v7m interrupt functions. Handle
19085 (const_ok_for_arm): Handle Thumb-2 constants.
19086 (arm_gen_constant): Ditto. Use movw when available.
19087 (arm_function_ok_for_sibcall): Return false for v7m interrupt
19089 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
19090 (thumb_find_work_register, arm_load_pic_register,
19091 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
19092 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
19093 print_multi_reg, output_mov_long_double_fpa_from_arm,
19094 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
19095 output_mov_double_fpa_from_arm, output_move_double,
19096 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
19097 output_return_instruction, arm_output_function_prologue,
19098 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
19099 arm_output_mi_thunk, thumb_set_return_address): Ditto.
19100 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
19101 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
19102 (arithmetic_instr, shift_op): Use arm_shift_nmem.
19103 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
19105 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
19106 (thumb_expand_prologue): Use thumb_set_frame_pointer.
19107 (arm_file_start): Output directive for unified syntax.
19108 (arm_unwind_emit_set): Handle stack alignment instruction.
19109 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
19110 Add v6t2, v7, v7a, v7r and v7m.
19111 (RETLDM): Add Thumb-2 code.
19112 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
19113 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
19114 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
19115 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
19116 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
19117 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
19118 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
19119 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
19120 ADJUST_INSN_LENGTH): Define.
19121 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
19122 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
19123 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
19124 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
19125 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
19126 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
19127 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
19128 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
19129 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
19130 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
19131 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
19132 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
19133 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
19134 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
19135 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
19136 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
19137 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
19139 * config/arm/arm-tune.md: Regenerate.
19140 * config/arm/arm-protos.h: Update prototypes.
19141 * config/arm/vfp.md: Enable patterns for Thumb-2.
19142 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
19143 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
19144 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
19145 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
19146 * config/arm/libunwind.S: Add Thumb-2 code.
19147 * config/arm/constraints.md: Update include Thumb-2.
19148 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
19149 * config/arm/ieee754-df.S: Ditto.
19150 * config/arm/bpabi.S: Ditto.
19151 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
19152 * config/arm/predicates.md (low_register_operand,
19153 low_reg_or_int_operand, thumb_16bit_operator): New.
19154 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
19155 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
19156 * config/arm/t-arm-elf: Add armv7 multilib.
19157 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
19159 (UNSPEC_STACK_ALIGN, ce_count): New.
19160 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
19161 arm_zero_extendsidi2, arm_zero_extendqidi2): New
19163 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
19164 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
19165 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
19166 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
19167 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
19168 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
19170 * doc/extend.texi: Document ARMv7-M interrupt functions.
19171 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
19173 2007-01-03 Jakub Jelinek <jakub@redhat.com>
19175 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
19176 (struct _Unwind_Context): Rename args_size to flags, remove
19177 signal_frame field, add a new args_size field and version field.
19178 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
19179 _Unwind_IsExtendedContext): New inline functions.
19180 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
19181 Assume by_value array is only present if _Unwind_IsExtendedContext.
19182 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
19183 _Unwind_IsSignalFrame.
19184 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
19185 (uw_update_context_1): Use _Unwind_SetSignalFrame.
19186 (uw_init_context_1): Initialize context->flags to
19187 EXTENDED_CONTEXT_BIT.
19188 * config/rs6000/linux-unwind.h (frob_update_context): Use
19189 _Unwind_SetSignalFrame.
19191 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
19193 PR middle-end/30353
19194 * gimplify.c (gimplify_modify_expr_complex_part): Move below
19195 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
19198 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
19200 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
19201 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
19202 RET, AT_SP): Remove.
19203 * config/i386/i386.md (*sse_prologue_save_insn): Use return
19206 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19207 * cfgbuild.c (find_basic_blocks): Likewise.
19208 * cfgrtl.c (rtl_create_basic_block): Likewise.
19209 * function.c (temp_slots_at_level): Likewise.
19210 * reg-stack.c (stack_regs_mentioned): Likewise.
19211 * regclass.c (allocate_reg_info): Likewise.
19212 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19213 set_bb_for_stmt, move_block_to_fn): Likewise.
19214 * tree-complex.c (tree_lower_complex): Likewise.
19215 * vec.h (VEC_safe_grow_cleared): New.
19217 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
19219 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
19221 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
19222 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
19224 * cfgloopmanip.c (scale_loop_frequencies): Export.
19225 (loopify): Scale the frequencies by prescribed coefficients.
19226 (set_zero_probability): New function.
19227 (duplicate_loop_to_header_edge): Improve updating of frequencies.
19228 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
19229 and frequencies according to arguments.
19230 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
19232 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
19233 * modulo-sched.c (sms_schedule): Set probabilities for entering
19234 versioned loop correctly.
19235 * tree-vect-transform.c (vect_transform_loop): Ditto.
19236 * cfgloop.h (loopify, loop_version): Declaration changed.
19237 (scale_loop_frequencies): Declared.
19239 2007-01-02 Jan Hubicka <jh@suse.cz>
19241 * cgraph.c: Include tree-flow.h
19242 (cgraph_add_new-function): Handle IPA_SSA mode; execute
19243 early_local_passes.
19244 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
19245 * tree-pass.h (pass_all_early_optimizations): Declare.
19246 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
19247 early_local_passes.
19248 (cgraph_analyze_function): Do early_local_passes.
19249 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
19250 Do not add referenced vars.
19251 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
19253 (gate_all_early_local_passes): New gate.
19254 (pass_early_local_passes): Use new gate.
19255 (execute_early_local_optimizations): New functions.
19256 (gate_all_early_optimizations): New gate.
19257 (pass_all_early_optimizations): New pass.
19258 (execute_free_datastructures): Free SSA only when initialized.
19259 (gate_init_datastructures): Init only when optimizing.
19260 (tree_lowering_passes): Do early local passes when called late.
19261 * tree-profile.c (do_tree_profiling): Don't profile functions added
19263 (do_early_tree_profiling, pass_early_tree_profile): Kill.
19264 * tree-cfg.c (update_modified_stmts): Do not update when operands are
19266 * passes.c (init_optimizations_passes): Reorder so we go into SSA
19267 during early_local_passes.
19268 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
19271 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
19273 * Makefile.in: Update copyright year.
19275 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
19277 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
19278 in $(lang_checks) and check-consistency targets.
19280 2007-01-02 Jan Hubicka <jh@suse.cz>
19282 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
19283 Do not add referenced vars.
19284 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
19286 * passes.c (init_optimization_passes): Put mudflap_2 after
19287 free_datastructures.
19289 2007-01-02 Jan Hubicka <jh@suse.cz>
19291 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
19292 Set NOTHROW flag on call statements proved to be nothrow.
19293 Update statement of local calls so new pure/const functions are
19294 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
19296 (tree_rest_of_compilation): Register hooks and initialize bitmap
19297 early. Do not set after_inlining flag.
19299 2007-01-02 Steve Ellcey <sje@cup.hp.com>
19301 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
19302 HOST_BITS_PER_LONGLONG
19304 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19307 * c-typeck.c (store_init_value): Don't emit pedantic overflow
19308 warning for non-static initializers.
19310 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
19312 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
19313 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
19314 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
19315 Always use set_unique_reg_note to add REG_EQUAL notes.
19317 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19320 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19322 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19323 * cfgbuild.c (find_basic_blocks): Likewise.
19324 * cfgrtl.c (rtl_create_basic_block): Likewise.
19325 * function.c (temp_slots_at_level): Likewise.
19326 * reg-stack.c (stack_regs_mentioned): Likewise.
19327 * regclass.c (allocate_reg_info): Likewise.
19328 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19329 set_bb_for_stmt, move_block_to_fn): Likewise.
19330 * tree-complex.c (tree_lower_complex): Likewise.
19331 * vec.h (VEC_safe_grow_cleared): New.
19333 2007-01-02 Ian Lance Taylor <iant@google.com>
19335 * c-common.c (c_common_truthvalue_conversion): When warning about
19336 using an assignment as a truth value, set TREE_NO_WARNING.
19338 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19341 * c.opt (Wold-style-declaration): New.
19342 * doc/invoke.texi (C-only Warning Options): New.
19343 (Wold-style-declaration): Document it.
19344 (Wextra): Enabled by -Wextra.
19345 * c-opts.c (c_common_post_options): Enabled by -Wextra.
19346 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
19347 -Wold-style-declaration.
19349 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19351 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19352 * cfgbuild.c (find_basic_blocks): Likewise.
19353 * cfgrtl.c (rtl_create_basic_block): Likewise.
19354 * function.c (temp_slots_at_level): Likewise.
19355 * reg-stack.c (stack_regs_mentioned): Likewise.
19356 * regclass.c (allocate_reg_info): Likewise.
19357 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19358 set_bb_for_stmt, move_block_to_fn): Likewise.
19359 * tree-complex.c (tree_lower_complex): Likewise.
19360 * vec.h (VEC_safe_grow_cleared): New.
19362 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
19364 * c-common.c (c_common_nodes_and_builtins): Since variants of
19365 void_type_node get built before it is given a name, we need to
19366 give those variants the name, too.
19367 (complete_array_type): We need to work with the canonical main
19368 type of the array, from which we will build the qualified version.
19369 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
19370 * print-tree.c (print_node): Display canonical type information
19372 * stor-layout.c (layout_type): When we don't know the
19373 alignment of a type for which we're building an array, we end up
19374 guessing wrong, so make the type require structural equality.
19375 * tree.c (make_node_stat): When we build a new type, it is its
19376 own canonical type.
19377 (build_type_attribute_qual_variant): When building an attribute
19378 variant, its canonical type is the non-attribute variant. However,
19379 if the attributes are target-dependent and they differ, we need to
19380 use structural equality checks for this type.
19381 (build_qualified_type): A qualified type is not equivalent to its
19382 unqualified variant; set the canonical type appropriately.
19383 (build_distinct_type_copy): When building a distinct type from
19384 another type, the new type is its own canonical type.
19385 (build_variant_type_copy): When building a new type variant, we
19386 assume that it is equivalent to the original type.
19387 (build_pointer_type_for_mode): When building a pointer type, also
19388 build a canonical type pointer.
19389 (build_reference_type_for_mode): When building a reference type,
19390 also build a canonical type reference.
19391 (build_index_type): When we can't hash an index type (e.g.,
19392 because its maximum value is negative), the index type requires
19393 structural equality tests.
19394 (build_array_type): Build the canonical form of an array type.
19395 (build_function_type): Function types require structural equality,
19396 because they contain default arguments, attributes, etc.
19397 (build_method_type_directly): Ditto for method types.
19398 (build_offset_type): Build the canonical offset type.
19399 (build_complex_type): Build the canonical vector type.
19400 (make_vector_type): Build the canonical vector type.
19401 * tree.h (TYPE_CANONICAL): New.
19402 (TYPE_STRUCTURAL_EQUALITY_P): New.
19403 (SET_TYPE_STRUCTURAL_EQUALITY): New.
19404 (struct tree_type): Added "canonical" field.
19405 * params.h (VERIFY_CANONICAL_TYPES): New.
19406 * doc/c-tree.texi (TYPE_CANONICAL): Document.
19407 (TYPE_STRUCTURAL_EQUALITY_P): Document.
19408 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
19409 * doc/invoke.texi (verify-canonical-types): Document --param
19410 parameter for verifying canonical types.
19412 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19414 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
19415 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
19416 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
19417 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
19419 * config/rs6000/e500.h: New.
19420 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
19421 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
19423 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
19424 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
19425 TARGET_E500_DOUBLE): Remove.
19426 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
19427 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
19428 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
19429 * config/rs6000/rs6000.c (rs6000_override_options): Use
19430 CHECK_E500_OPTIONS.
19432 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19434 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
19435 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
19436 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
19437 rs6000_emit_cmove): Don't check TARGET_E500.
19438 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
19439 sordered): Don't check TARGET_E500.
19441 2007-01-01 Eric Christopher <echristo@apple.com>
19443 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
19444 HARD_REGISTER_NUM_P.
19446 2007-01-01 Roger Sayle <roger@eyesopen.com>
19448 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
19449 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
19450 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
19453 2007-01-01 Mike Stump <mrs@apple.com>
19455 * configure.ac: Remove support for building with Apple's gcc-3.1.
19457 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19459 PR middle-end/30311
19460 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
19461 REG is a hard register. Do not modify REG before calling
19463 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
19464 multiple of the size of YMODE for certain lowpart cases.
19466 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19468 PR middle-end/30253
19469 * gimplify (voidify_wrapper_expr): Update for
19470 GIMPLE_MODIFY_STMT.
19472 2007-01-01 Andreas Schwab <schwab@suse.de>
19475 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
19476 save of BR0 in extra_spill_size instead of spill_size.
19477 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
19479 (ia64_expand_epilogue): Restore BR0 from its new location.
19481 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19483 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
19484 Use a temporary variable if the left hand side is not a gimple
19487 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19489 * gimplify.c (gimplify_return_expr): Make the temporary variable
19490 for the return expression, a gimple register variable.
19492 2007-01-01 Jan Hubicka <jh@suse.cz>
19494 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
19497 2007-01-01 Mike Stump <mrs@apple.com>
19499 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
19501 * config/darwin.c (machopic_select_rtx_section): Use
19502 HAVE_GAS_LITERAL16.
19503 (darwin_mergeable_constant_section): Likewise.
19504 * configure: Regenerate.
19505 * config.in: Regenerate.
19507 2007-01-01 Jan Hubicka <jh@suse.cz>
19508 Andrew Pinski <pinskia@gmail.com>
19510 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
19511 before starting IPA passes.