1 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
2 David Ung <davidu@mips.com>
4 * config/mips/mips.h (TUNE_24K): Define.
5 (TUNE_MACC_CHAINS): Add TUNE_24K.
6 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
8 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
9 (r74k_int_madd): .. this new reservation.
10 (define_bypass): Fixed bypasses for r74k_int_madd to use
12 * config/mips/24k.md (define_bypass): Define new
13 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
15 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
16 Nigel Stephens <nigel@mips.com>
18 * config/mips/mips.md: Include 20kc.md.
19 * config/mips/20kc.md: New file.
20 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
21 (mips_adjust_cost): Tweak for 20Kc.
22 (mips_issue_rate): Likewise.
23 * config/mips/mips.h (TUNE_20KC): Define.
25 2007-07-16 David Edelsohn <edelsohn@gnu.og>
27 * config/rs6000/rs6000.c (struct processor_cost): Add
28 cache_line_size, l1_cache_lines, and simultaneous_prefetches
30 (*_cost): Add cache information.
31 (rs6000_override_options): Set cache parameters.
33 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
36 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
37 * doc/install.texi (mips-sgi-irix6): pthread support works now.
39 2007-07-16 Paul Brook <paul@codesourcery.com>
43 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
44 (cirrus_thumb2_movsi_insn): Ditto.
46 2007-07-15 Geoffrey Keating <geoffk@apple.com>
48 * config/rs6000/darwin-fallback.c (interpret_libc): Change
51 2007-07-15 Andrew Haley <aph@redhat.com>
53 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
54 before looking in the context.
56 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
60 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
61 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
62 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
63 (pa_output_function_prologue): Use rp_saved and current_function_is_leaf
64 to generate .CALLINFO statement.
65 (hppa_expand_prologue): Set rp_saved.
66 (hppa_expand_epilogue): Use rp_saved.
67 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
68 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
70 2007-07-14 Dirk Mueller <dmueller@suse.de>
72 * omega.c (coalesce): Fix memory leak on early exit.
73 * matrix-reorg.c (check_allocation_function): Likewise.
74 * tree-vect-transform.c (vect_get_new_vect_var): free result
76 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
77 pass pointer to edge vector
78 (partition_hot_cold_basic_blocks): Fix memory leak.
79 * collect2.c (prefix_from_string): Free temporary storage.
80 * reload1.c (fixup_abnormal_edges): Free sbitmap.
82 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
84 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
85 (DO_GLOBAL_DTORS_BODY): Likewise.
87 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
88 Nigel Stephens <nigel@mips.com>
90 * config/mips/mips.c (mips_classify_symbol): Don't return
91 SYMBOL_SMALL_DATA for constant pool addresses if
92 TARGET_EMBEDDED_DATA is true.
94 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
96 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
97 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
98 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
99 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
100 __builtin_ia32_storehps, __builtin_ia32_storelps,
101 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
102 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
103 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
104 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
105 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
106 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
107 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
108 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
109 using def_builtin_const.
111 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
113 PR tree-optimization/32705
114 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
115 (simplify_binary_expression): Use SSA_VAL consistently.
117 2007-07-13 David Edelsohn <edelsohn@gnu.org>
119 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
120 (SPEFSCR_REGNO): Delete definition.
121 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
122 COUNT_REGISTER_REGNUM -> CTR_REGNO.
123 * config/rs6000/rs6000.h: Do not define *_REGNO.
124 LINK_REGISTER_REGNUM -> LR_REGNO.
125 COUNT_REGISTER_REGNUM -> CTR_REGNO.
126 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
127 COUNT_REGISTER_REGNUM -> CTR_REGNO.
128 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
129 R_VRSAVE, R_VSCR. Use them.
130 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
131 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
132 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
133 * config/rs6000/aix.h: Define R_LR. Use it.
135 2007-07-13 Caroline Tice <ctice@apple.com>
137 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
138 flag_var_tracking is explicitly turned off (i.e. when variable
139 tracking is not feasible); otherwise, turn flag_var_tracking on when
140 flag_var_tracking_uninit is on.
141 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
142 note definitions, to allow recording of initialization status in the
144 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
145 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
146 determine if two note locations are equal.
147 (output_loc_list): Don't output list entries whose start & end labels
149 (reg_loc_descriptor): Add parameter for initialization status; pass it
150 to other loc descriptor functions.
151 (one_reg_loc_descriptor): Add parameter for initialization status;
152 check its value and add DW_OP_GNU_uninit to returned loc descr if
154 (multiple_reg_loc_descriptor): Add parameter for initialization
156 pass init status argument to other loc descriptor functions; check
157 value of intialization parameter and add DW_OP_GNU_uninit to returned
158 loc descr if appropriate.
159 (based_loc_descr): Add parameter for initialization status; add new
160 variable for return value; check value of initialization parameter and
161 add DW_OP_GNU_uninit to returned loc descr if appropriate.
162 (concatn_mem_loc_descriptor): Add parameter for initialization status;
163 pass init status argument to other loc descriptor functions; check
164 value of intialization parameter and add DW_OP_GNU_uninit to returned
165 loc descr if appropriate.
166 (mem_loc_descriptor): Likewise.
167 (concat_loc_descriptor): Likewise.
168 (concatn_loc_descriptor): Likewise.
169 (loc_descriptor): Add parameter for initialization status; pass it as
170 argument to other loc descriptor function calls.
171 (loc_descriptor_from_tree_1): Add appropriate initialization status
172 to loc descriptor function calls.
173 (add_location_or_const_value_attribute): Get initialization status
174 from VAR_LOCATION note; add initialization status to loc descriptor
176 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
177 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
178 status is uninitialized, add "[uninint]" to output.
179 * common.opt (fvar-tracking-uninit): New option, similar to
180 fvar-tracking, to turn on tracking of uninitialized variables; creates
181 a new global flag, flag_var_tracking_uninit.
182 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
183 (enum var_init_status): New type, for var initialization status field.
184 * var-tracking.c (struct location_chain_def): Two new fields, init,
185 for initialization status, and set_src for the assignment value expr.
186 (unshare_variable): New parameter for initialization status;
187 initialize new init and set_src fields.
188 (var_reg_set): New parameters for initialization status and value;
189 pass them to set_variable_part.
190 (var_mem_set): Likewise.
191 (get_init_value): New function.
192 (var_reg_delete_and_set): New initialization status & value
193 parameters; add call to get_init_value if status is unknown; pass new
194 parameters to clobber_variable_part and var_reg_set.
195 (var_mem_delete_and_set): Likewise.
196 (var_reg_delete): Pass null set_src value to clobber_variable_part.
197 (var_mem_delete): Likewise.
198 (variable_union): Pass status to unshare_variable; initialize new init
199 and set_src fields. If flag_var_tracking_uninit is not set, force
200 status to initialized.
201 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
202 used later to get the set_src value.
203 (find_src_status): New function.
204 (find_src_set_src): New function.
205 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
206 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
207 MO_SET, get set_src value and pass it to var_reg_delete_and_set
208 and var_mem_delete_and_set.
209 (dump_variable): Print out "[uninit]" if appropriate.
210 (set_variable_part): Add new initialization and set_src parameters;
211 pass status to unshare_variable; set node->init and node- >set_src
212 fields and modify slot in hash table appropriately; save the init and
213 set_src values if appropriate and assign to the new node.
214 (clobber_variable_part): New set_src parameter; if two nodes have
215 same variable and same location but different set_src (assignment)
216 values, clobber old node.
217 (delete_variable_part): Pass init status to unshare_variable.
218 (emit_note_insn_var_location): Add initialized var; assign var's init
219 status to new 'initialized'; pass new init status field to calls to
220 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
221 status to initialized.
222 (emit_notes_in_bb): Pass initialization status to calls to
223 var_reg_set, var_mem_set, var_reg_delete_and_set and
224 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
225 var_reg_delete_and_set and var_mem_delete_and_set; call
226 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
227 make up for change in add_stores.
228 (vt_add_function_parameters): Add status to calls to
230 * config/darwin.c (darwin_override_options): Turn on uninitialized
231 tracking automatically, if var_tracking is on and the system is
234 2007-07-13 Sa Liu <saliu@de.ibm.com>
236 * config.gcc: Add options for arch and tune on SPU.
237 * config/spu/predicates.md: Add constant operands 0 and 1.
238 * config/spu/spu-builtins.def: Add builtins for double precision
239 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
240 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
242 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
244 * config/spu/spu-protos.h: Add new function prototypes.
245 * config/spu/spu.c (spu_override_options): Check options -march and
247 (spu_comp_icode): Add comparison code for DFmode and vector mode.
248 (spu_emit_branch_or_set): Use the new code for DFmode and vector
250 (spu_const_from_int): New. Create a vector constant from 4 ints.
251 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
252 (spu_emit_vector_compare): New. Emit vector compare.
253 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
254 * config/spu/spu.h: Add options -march and -mtune. Define processor
255 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
256 CANONICALIZE_COMPARISON.
257 * config/spu/spu.md: Add new insns for double precision compare
258 and double precision vector compare. Add vcond and smax/smin patterns
259 to enable DFmode vector conditional expression.
260 * config/spu/spu.opt: Add options -march and -mtune.
261 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
262 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
263 both CELL and CELLEDP targets: spu_testsv.
264 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
267 2007-07-13 Richard Guenther <rguenther@suse.de>
269 PR tree-optimization/32721
270 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
271 TREE_THIS_VOLATILE on the folded reference.
272 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
273 if the array reference has TREE_THIS_VOLATILE set.
275 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
278 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
280 2007-07-13 Andreas Schwab <schwab@suse.de>
282 * gengtype-lex.l: Allow declarations to be indented.
284 2007-07-12 Geoffrey Keating <geoffk@apple.com>
286 * ginclude/tgmath.h: New.
287 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
288 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
289 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
290 * configure: Regenerate.
292 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
294 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
295 correct index when setting register save state for xd
298 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
300 * config/sh/sh.c (mark_use): Remove.
302 2007-07-12 Paul Brook <paul@codesourcery.com>
304 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
305 reg does not overlap return value.
307 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
309 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
310 (set_expression_vuses): Ditto.
311 (init_pre): Initialize expression_vuses.
313 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
315 * config/i386/sse.md (storentdf, storentsf): New.
317 2007-07-12 Geoffrey Keating <geoffk@apple.com>
319 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
321 * tree.c (build_decl_stat): Move code from here...
322 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
323 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
324 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
325 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
326 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
329 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
330 Devang Patel <dpatel@apple.com>
332 PR tree-optimization/25413
333 * targhooks.c (default_builtin_vector_alignment_reachable): New.
334 * targhooks.h (default_builtin_vector_alignment_reachable): New.
335 * tree.h (contains_packed_reference): New.
336 * expr.c (contains_packed_reference): New.
337 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
338 (vect_enhance_data_refs_alignment): Call
339 vector_alignment_reachable_p.
340 * target.h (vector_alignment_reachable): New builtin.
341 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
342 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
343 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
345 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
347 * target.h (builtin_vectorization_cost): Add new target builtin.
348 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
349 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
350 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
351 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
352 uninitialized variables.
353 * tree-vect-transform.c (cost_for_stmt): New function.
354 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
355 using cost 1 for all scalar stmts. Be less conservative when
356 estimating the number of prologue/epulogue iterations. Call
357 targetm.vectorize.builtin_vectorization_cost. Return
358 min_profitable_iters-1.
359 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
360 initialization cost instead of TARG_VEC_STMT_COST. Use
361 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
362 epilogue code. Fix epilogue cost computation.
363 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
364 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
365 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
366 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
367 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
368 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
370 2007-07-12 Richard Guenther <rguenther@suse.de>
372 * gimplify.c (gimplify_conversion): Make sure that the result
373 from maybe_fold_offset_to_reference is trivially convertible
374 to the desired type before doing the simplification.
375 (gimplify_expr): Likewise.
376 * fold-const.c (fold_binary): Use the correct types for
377 building the simplified expression.
379 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
381 PR rtl-optimization/32729
382 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
383 that fallthru to exit.
385 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
387 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
388 (symDTPOFF2reg): Likewise.
390 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
392 PR tree-optimization/32663
394 * tree.h (VALUE_HANDLE_VUSES): Remove.
395 (struct tree_value_handle): Remove vuses.
397 * tree-vn.c (create_value_handle_for_expr): Don't set
400 * tree-ssa-pre.c (expression_vuses): New.
401 (alloc_expression_id): Set up expression_vuses.
402 (get_expression_vuses): New.
403 (set_expression_vuses): Ditto.
404 (clear_expression_ids): Modify for expression_vuses.
405 (phi_translate_1): Ditto.
406 (phi_translate_set): Ditto.
407 (value_dies_in_block_x): Ditto
408 (valid_in_sets): Ditto.
409 (add_to_sets): Ditto.
410 (find_existing_value_expr): Ditto.
411 (create_value_handle_for_expr): Ditto.
412 (make_values_for_stmt): Ditto.
413 (vuse_equiv): Remove.
415 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
417 * Makefile.in (mostlyclean): Remove object files.
419 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
421 * toplev.c (no_new_pseudos): Deleted.
422 * rtl.h (no_new_pseudos): Deleted.
423 * tree-pass.h (pass_no_new_pseudos): Deleted.
424 * passes.c (pass_no_new_pseudos): Deleted.
425 * final.c (rest_of_clean_state): Removed no_new_pseudos.
426 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
427 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
429 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
430 * rtlhooks.c (gen_lowpart_general): Ditto.
431 * optabs.c (prepare_operand): Ditto.
432 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
434 * modulo-sched.c (rest_of_handle_sms): Ditto.
435 * see.c (rest_of_handle_see): Ditto.
436 * ifcvt.c (if_convert): Ditto.
437 (gate_handle_if_after_combine): Replaced no_new_pseudos with
439 * init-regs.c (gate_initialize_regs): Deleted set of
441 * lower-subreg.c (decompose_multiword_subregs): Ditto.
442 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
443 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
445 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
448 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
449 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
450 (*vec_extractv2di_1_rex64): New insn pattern.
452 2007-07-11 David Daney <ddaney@avtrex.com>
454 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
455 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
456 for SIGNAL_UNWIND_RETURN_COLUMN.
457 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
458 (DWARF_FRAME_REGNUM): Rewrite.
459 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
461 2007-07-11 Nick Clifton <nickc@redhat.com>
463 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
464 delta and use gen_int_mode in place of GET_INT instead.
466 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
468 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
471 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
473 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
474 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
476 * params.h (VERIFY_CANONICAL_TYPES): Remove.
477 (USE_CANONICAL_TYPES): New.
478 * doc/invoke.texi (verify-canonical-types): Remove.
479 (use-canonical-types): Add.
481 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
483 * config/spu/spu.c (spu_optimization_options): Remove setting of
484 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
485 (spu_override_options): Move it here.
487 2007-07-11 Richard Sandiford <richard@codesourcery.com>
489 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
490 * config/mips/mips.c (mips_cpu_info_table): Mention
491 MIPS_ISA_LEVEL_SPEC in the comment.
493 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
495 PR tree-optimization/32713
496 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
498 2007-07-11 Paolo Carlini <pcarlini@suse.de>
501 * c-opts.c (c_common_post_options): Do not change flag_complex_method
502 conditional to flag_isoc99.
503 (c_common_init_options): Do it here, unconditionally.
505 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
507 PR tree-optimization/32589
508 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
509 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
510 * tree-ssa-propagate.c (valid_gimple_expression_p): New
511 predicate, extracted from...
512 (set_rhs): ...here. Call it for the expression on entry.
513 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
514 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
515 (simplify_binary_expression): Use valid_gimple_expression_p
516 to validate the simplification.
517 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
519 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
521 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
522 DWARF2_DEBUG on 32 bit target too.
523 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
525 2007-07-11 Nick Clifton <nickc@redhat.com>
527 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
528 version for 64-bit hosts.
530 2007-07-10 David Daney <ddaney@avtrex.com>
532 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
534 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
536 * config/mips/mips.c (mips_expand_synci_loop): New function.
537 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
538 (UNSPEC_RDHWR): Same.
539 (UNSPEC_SYNCI): Same.
541 (clear_cache): New expand.
545 (clear_hazard): Same.
546 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
548 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
549 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
551 2007-07-10 Ian Lance Taylor <iant@google.com>
553 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
556 2007-07-10 David Daney <ddaney@avtrex.com>
558 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
559 * builtins.c (expand_builtin___clear_cache): New function.
560 (expand_builtin): Call expand_builtin___clear_cache for
561 BUILT_IN_CLEAR_CACHE case.
562 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
563 * doc/md.texi (clear_cache): Document new instruction pattern.
564 * testsuite/gcc.dg/builtins-64.c: New test.
566 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
568 * config/cris/cris.md ("movsi"): Fix typo in last change.
570 2007-07-09 Geoffrey Keating <geoffk@apple.com>
573 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
575 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
576 * varasm.c (assemble_start_function): Honor DECL_ALIGN
577 for FUNCTION_DECLs. Don't use align_functions_log if
579 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
580 even for FUNCTION_DECLs.
581 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
583 * tree.h (DECL_ALIGN): Update for new location of 'align'.
584 (DECL_FUNCTION_CODE): Update for new location and name of
586 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
587 (struct tree_decl_common): Move 'align' and 'off_align' out
588 of union, ensure they're still on a 32-bit boundary. Remove
589 other fields in union 'u1'.
590 (struct tree_function_decl): Add field 'function_code' replacing
591 'u1.f' in tree_decl_common.
592 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
593 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
594 (Variable Attributes): Cross-reference 'aligned' attribute
595 to Function Attributes.
596 * flags.h (force_align_functions_log): Delete.
597 * toplev.c (force_align_functions_log): Delete.
599 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
602 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
603 (*vec_concatv2di_rex): New insn pattern.
605 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
608 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
610 2007-07-10 Ian Lance Taylor <iant@google.com>
612 Replace no_new_pseudos in backends.
613 * rtl.h (can_create_pseudo_p): Define.
614 * config/darwin.c (machopic_indirect_data_reference): Use
615 can_create_pseudo_p () instead of no_new_pseudos.
616 (machopic_indirect_data_reference): Likewise.
617 (machopic_legitimize_pic_address): Likewise.
618 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
619 (alpha_emit_set_const_1): Likewise.
620 (alpha_emit_set_const): Likewise.
621 (alpha_emit_conditional_move): Likewise.
622 (alpha_split_conditional_move): Likewise.
623 * config/alpha/alpha.md (various splitters): Likewise.
625 * config/arm/arm.c (legitimize_pic_address): Likewise.
626 (arm_load_pic_register): Likewise.
627 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
628 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
629 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
630 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
631 * config/cris/cris.md (movsi): Likewise.
632 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
633 (symGOTOFF2reg_hilo): Likewise.
634 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
635 * config/h8300/h8300.md (insv, extzv): Likewise.
636 * config/i386/i386.c (ix86_expand_move): Likewise.
637 (ix86_expand_vector_move): Likewise.
638 (ix86_prepare_fp_compare_args): Likewise.
639 (ix86_expand_carry_flag_compare): Likewise.
640 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
641 (tls_dynamic_gnu2_combine_32): Likewise.
642 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
643 * config/ia64/ia64.c (ia64_expand_move): Likewise.
644 (ia64_expand_movxf_movrf): Likewise.
645 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
646 (m32c_split_move): Likewise.
647 (m32c_expand_insv): Likewise.
648 * config/m68k/m68k.md (movsi): Likewise.
649 * config/mips/mips.c (mips_force_temporary): Likewise.
650 (mips_split_symbol): Likewise.
651 (mips_move_integer): Likewise.
652 (mips_legitimize_const_move): Likewise.
653 * config/mn10300/mn10300.md (movsi): Likewise.
654 * config/pa/pa.c (emit_move_sequence): Likewise.
655 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
656 (rs6000_got_register): Likewise.
657 (create_TOC_reference): Likewise.
658 (rs6000_machopic_legitimize_pic_address): Likewise.
659 * config/rs6000/rs6000.md (add<mode>3): Likewise.
660 (various splitters): Likewise.
661 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
662 (movsi_got): Likewise.
663 * config/s390/s390.c (emit_symbolic_move): Likewise.
664 * config/s390/s390.md (movhi, movqi): Likewise.
665 (load_multiple, store_multiple): Likewise.
666 * config/score/score.c (score_force_temporary): Likewise.
667 * config/sh/sh.c (prepare_move_operands): Likewise.
668 (prepare_cbranch_operands): Likewise.
669 (emit_fpu_switch): Likewise.
670 (fpscr_set_from_mem): Likewise.
671 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
672 (adddi3, subsi3): Likewise.
673 (various splitters): Likewise.
674 (divsi_inv_fp_combine): Likewise.
675 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
676 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
678 * config/sh/predicates.md (xor_operand): Likewise.
679 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
680 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
681 (movdi_pic_label_ref): Likewise.
682 * config/spu/spu.c (spu_split_immediate): Likewise.
683 * config/alpha/alpha.md (various splitters): Remove test
684 !no_new_pseudos || reload_completed.
685 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
687 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
688 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
689 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
690 * config/score/score.c (th_output_mi_thunk): Likewise.
691 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
692 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
694 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
696 PR rtl-optimization/32664
697 * mode-switching.c (create_pre_exit): Skip barrier insns.
699 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
701 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
702 force_gimple_operand_bsi.
703 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
704 rewrite_use_compare): Ditto.
705 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
707 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
708 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
709 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
710 * tree-profile.c (prepare_instrumented_value,
711 tree_gen_interval_profiler, tree_gen_pow2_profiler,
712 tree_gen_one_value_profiler, tree_gen_ic_profiler,
713 tree_gen_ic_func_profiler, tree_gen_average_profiler,
714 tree_gen_ior_profiler): Ditto.
715 * tree-ssa-reassoc.c (negate_value): Ditto.
716 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
717 Use force_gimple_operand_bsi.
718 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
719 * tree-if-conv.c (add_to_dst_predicate_list,
720 find_phi_replacement_condition): Ditto.
721 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
722 Call mark_symbols_for_renaming for new statements.
723 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
725 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
727 * cfghooks.c (remove_edge): New function.
728 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
730 * cfghooks.h (remove_edge): Declare.
731 * cfg.c (remove_edge): Renamed to remove_edge_raw.
732 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
734 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
736 * optabs.h: Added declaration for signbit_optab.
737 * optabs.c: (init_optabs): Added initialization for signbit_optab.
738 * genoptinit.c (optabs): Added entry for signbit insns.
739 * builtins.c (expand_builtin_signbit): Added code to use a signbit
741 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
742 * config/s390/s390.md (signbit<mode>2): New expander.
744 2007-07-09 Richard Guenther <rguenther@suse.de>
747 * fold-const.c (fold_plusminus_mult_expr): Move constant
748 arguments second to allow decomposing.
750 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
753 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
755 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
756 Disregard DECL_FROM_INLINE.
758 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
761 * doc/invoke.texi: Add ftree-reassoc flag.
762 * common.opt (ftree-reassoc): New flag.
763 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
764 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
766 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
768 PR tree-optimization/32681
769 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
770 saved in second_edge->aux when first_bb is a loop header.
772 2007-07-09 Jan HUbicka <jh@suse.cz>
774 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
776 2007-07-09 Richard Guenther <rguenther@suse.de>
778 * c-decl.c (start_function): Do not promote return type.
780 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
782 * function.c (do_warn_unused_parameter): Do not warn if
783 TREE_NO_WARNING is set.
785 2007-07-08 Andreas Schwab <schwab@suse.de>
787 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
789 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
792 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
794 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
795 apply to assembly language, too.
796 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
798 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
800 Revert (note the sccvn portions are *not* reverted)
801 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
803 Fix PR tree-optimization/23488
805 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
807 * tree-flow-inline.h (get_value_handle): Ditto.
808 * tree-ssa-pre.c (decl_vh_map): New.
809 (decl_node_pool): New.
810 (can_value_number_operation): Support DECL_P.
811 (can_PRE_operation): Ditto.
812 (create_expression_by_pieces): Ditto.
813 (find_existing_value_expr): Modify to differnetiate between
814 addressing and top level.
815 (create_value_handle_for_expr): Handle DECL's.
816 (poolify_tree): Ditto.
817 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
818 (make_values_for_stmt): Handle DECL's properly.
819 (init_pre): Reorg to not init useless things during FRE.
821 * tree-flow.h: Include pointer-set.h.
822 (decl_vh_map): Declare.
823 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
825 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
827 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
828 the constraint description.
829 * doc/md.texi: Update documentation of AVR constraints.
831 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
833 * auto-inc-dec.c, config/arm/arm.c,
834 config/m32r/constraints.md, config/mips/mips.md,
835 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
836 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
837 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
838 typos. Follow spelling conventions.
839 * doc/invoke.texi, doc/rtl.texi: Fix typos.
841 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
842 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
844 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
845 realloc_vuse): Remove.
846 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
849 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
851 Fix PR tree-optimization/23488
853 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
854 (try_to_simplify): Ditto.
856 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
858 * tree-flow-inline.h (get_value_handle): Ditto.
859 * tree-ssa-pre.c (decl_vh_map): New.
860 (decl_node_pool): New.
861 (can_value_number_operation): Support DECL_P.
862 (can_PRE_operation): Ditto.
863 (create_expression_by_pieces): Ditto.
864 (find_existing_value_expr): Modify to differnetiate between
865 addressing and top level.
866 (create_value_handle_for_expr): Handle DECL's.
867 (poolify_tree): Ditto.
868 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
869 (make_values_for_stmt): Handle DECL's properly.
870 (init_pre): Reorg to not init useless things during FRE.
872 * tree-flow.h: Include pointer-set.h.
873 (decl_vh_map): Declare.
874 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
876 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
878 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
879 apply to assembly language, too.
880 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
882 2007-07-06 Ian Lance Taylor <iant@google.com>
883 Zack Weinberg <zackw@panix.com>
886 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
888 2007-07-06 Richard Sandiford <richard@codesourcery.com>
890 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
891 (prefetch): Likewise if "pref" would be used.
893 2007-07-06 Josh Conner <jconner@apple.com>
897 * calls.c (store_one_arg): Handle arguments which are partially
898 on the stack when detecting argument overlap.
900 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
902 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
903 chosen during find_reloads.
905 2007-07-06 Richard Guenther <rguenther@suse.de>
907 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
908 TYPE_ARG_TYPES for verification of argument types. Use
909 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
910 parameters as variable arguments.
912 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
914 * libgcc2.h (word_type): Type definition removed.
915 (cmp_return_type, shift_count_type): Type definitions added.
916 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
917 replaced with shift_count_type.
918 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
920 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
921 changed from word_type to Wtype.
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 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
927 and libgcc_shift_count attribute added.
928 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
929 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
930 (TARGET_INITIALIZER): New target hooks added.
931 * targhooks.c (default_libgcc_cmp_return_mode,
932 default_libgcc_shift_count_mode): Default implementations for the new
934 * targhooks.h (default_libgcc_cmp_return_mode,
935 default_libgcc_shift_count_mode): Function prototypes added.
936 * target.h (struct gcc_target): Fields for the new target hooks added.
937 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
939 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
942 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
943 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
945 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
946 s390_libgcc_shift_count_mode): Functions added.
947 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
948 Target hooks defined.
950 2007-07-06 Richard Sandiford <richard@codesourcery.com>
952 * config/mips/mips.c (compute_frame_size): Restore the original
953 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
954 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
955 Document why the difference is needed.
957 2007-07-06 Richard Guenther <rguenther@suse.de>
959 * c-common.c (boolean_increment): Use correctly typed
962 2007-07-06 Richard Sandiford <richard@codesourcery.com>
964 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
965 the topmost argument register is not also included in the save mask.
966 (mips16e_collect_argument_save_p): Take a pointer to the argument
967 register, rather than a pointer to the number of arguments.
968 (mips16e_collect_argument_saves): Only include argument saves
969 that aren't in the register mask.
971 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
973 PR rtl-optimization/32450
974 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
975 to ensure that instructions are not moved into the prologue when
976 profiling is on. Remove unused prologue_end variable.
977 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
978 as a scheduling barrier.
980 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
983 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
984 Disregard DECL_FROM_INLINE.
986 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
988 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
989 IORing with a constant.
991 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
993 PR rtl-optimization/32475
994 * df-scan.c (df_def_record_1): Add a use of the stack pointer
995 for every definition of the stack pointer.
997 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
999 * arm.c (vfp3_const_double_index): Copy signed results of
1000 REAL_VALUE_TO_INT into unsigned vars.
1002 2007-07-05 Richard Guenther <rguenther@suse.de>
1005 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
1007 * tree-ssa.c (useless_type_conversion_p): Check canonical
1010 2007-07-05 Anatoly Sokolov <aesok@post.ru>
1012 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
1013 zero_extendhisi2): Change to define_insn_and_split.
1014 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
1016 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
1018 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
1019 pass_match_asm_constraints): New.
1020 * passes.c (init_optimization_passes): Add new pass.
1021 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
1022 * function.h (struct function): Add has_asm_statement bit.
1023 (current_function_has_asm_statement): New.
1024 * tree-pass.h (pass_match_asm_constraints): New.
1026 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
1028 * config/mips/mips.c (mips_file_start): Avoid declaration
1031 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
1033 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
1035 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
1037 * rtl.def (NOTE): Change print format string to print
1038 operand 5 as a note insn name.
1040 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
1041 David Ung <davidu@mips.com>
1043 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
1044 * doc/invoke.texi: (MIPS Options): Document them.
1046 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
1047 David Ung <davidu@mips.com>
1049 Add support for SmartMIPS ASE.
1051 * optabs.c (expand_binop_directly): New, broken out from...
1052 (expand_binop): Here. Make it try rotating in the other
1053 direction even when the second operand isn't constant.
1054 * config/mips/mips.md (*lwxs): New.
1055 * config/mips/mips.opt (msmartmips): New.
1056 * config/mips/mips.c (mips_lwxs_address_p): New.
1057 (mips_rtx_costs): Make it recognize scaled indexed addressing.
1058 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
1059 __mips_smartmips when compiling for TARGET_SMARTMIPS.
1060 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
1061 (ISA_HAS_LWXS): New.
1062 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
1063 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
1064 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
1065 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
1066 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
1067 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
1068 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
1070 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
1072 * tree-vectorizer.c (new_loop_vec_info): Initialize
1073 LOOP_VINFO_COST_MODEL_MIN_ITERS.
1074 * tree-vectorizer.h (_loop_vec_info): Added new filed
1075 min_profitable_iters.
1076 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
1077 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
1078 * tree-vect-analyze.c (vect_analyze_operations): Set
1079 LOOP_VINFO_COST_MODEL_MIN_ITERS.
1080 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
1081 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
1082 Fix calculation of peel_iters_prologue. Move consideration of epilogue
1083 and prologue cost to after they are computed.
1084 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
1086 (vect_model_simple_cost): Takes additional argument dt. Consider cost
1087 of creating vectors from scalars according to dt.
1088 (vect_model_store_cost): Likewise.
1089 (vectorizable_call): Use dt array instead of scalar dt. Call
1090 vect_model_simple_cost with additional argument dt.
1091 (vectorizable_assignment): Likewise.
1092 (vectorizable_operation): Likewise.
1093 (vectorizable_type_demotion): Likewise.
1094 (vectorizable_type_promotion): Likewise.
1095 (vectorizable_store): Use dt array instead of scalar dt. Call
1096 vect_model_store_cost with additional argument dt.
1097 (vect_do_peeling_for_loop_bound): Don't call
1098 vect_estimate_min_profitable_iters. Instead, lookup
1099 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
1100 "may not be profitable".
1102 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
1105 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
1106 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
1107 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
1108 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
1110 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
1112 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
1113 addressing modes cheaper.
1115 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
1117 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
1118 (dw_ranges_struct): Rename block_num to num. Adjust.
1119 (dw_ranges_by_label_struct): New.
1120 (ranges_by_label, ranges_by_label_allocated,
1121 ranges_by_label_in_use): New variables.
1122 (add_ranges_num): Factored most of the code out of...
1123 (add_ranges): ... this one. Rewrite in terms of the former.
1124 (add_ranges_by_labels): New.
1125 (output_ranges): Output by-label ranges.
1126 (dwarf2out_finish): Output range for multiple-section
1127 compile_unit. Output standard DW_AT_low_pc in addition to
1128 unexpected DW_AT_entry_pc.
1130 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
1132 PR tree-optimization/32604
1133 PR tree-optimization/32606
1135 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
1136 (compute_antic_safe): Removed.
1137 (ANTIC_SAFE_LOADS): Ditto.
1138 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
1139 (execute_pre): Don't call compute_antic_safe.
1140 (vuse_equiv): New function.
1141 (make_values_for_stmt): Use it
1142 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
1145 2007-07-04 Anatoly Sokolov <aesok@post.ru>
1148 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
1150 (avr_attribute_table): Make "naked" attribute apply to function types
1151 rather than to decls.
1152 (avr_handle_fntype_attribute): New function.
1154 2007-07-04 Joseph Myers <joseph@codesourcery.com>
1156 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
1159 2007-07-04 David Ung <davidu@mips.com>
1160 Joseph Myers <joseph@codesourcery.com>
1162 * config/mips/mips.md (type): Add logical, signext and move.
1163 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
1164 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
1165 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
1166 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
1167 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
1168 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
1169 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
1170 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
1171 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
1172 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
1173 movv2sf_hardfloat_64bit): Use the new types.
1174 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
1175 *movdf_softfloat, *movdf_mips16): Use "multi".
1176 (extendqihi2): Replace with a define_expand.
1177 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
1178 Based on extend<SHORT:mode><GPR:mode>2 patterns.
1179 * config/mips/74k.md (r74k_int_logical): New reservation and
1181 (r74k_int_arith): Remove "slt".
1182 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
1183 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
1184 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
1185 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
1186 reservations for "arith".
1188 2007-07-04 Richard Guenther <rguenther@suse.de>
1190 * tree-ssa.c (useless_type_conversion_p): Add handling for
1191 scalar float and vector types. Only call the types_compatible_p
1192 langhook for aggregate types as last resort. Follow the
1195 2007-07-04 Richard Guenther <rguenther@suse.de>
1197 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
1198 the same as NOP_EXPR.
1200 2007-07-04 Nick Clifton <nickc@redhat.com>
1202 * target.h (struct gcc_target): Add target_help field.
1203 * target-def.h (TARGET_HELP): New.
1204 (TARGET_INITIALIZER): Use TARGET_HELP.
1205 * opts.c (command_handle_option): Invoke target_help function, if
1206 defined, when the user has specified --target-help on the command
1208 * doc/invoke.texi: Mention that --target-help might print
1209 additional information.
1210 * doc/tm.texi: Document TARGET_HELP hook.
1212 * arm.c (TARGET_HELP): Override default definition.
1213 (arm_target_help): New - display a wrapped list of cores and
1214 architectures supported.
1216 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
1218 * config/gcc/v850/v850.c (expand_prologue): Make sure
1219 GEN_INT() argument is sign extended rather than zero extended.
1220 (expand_epilogue): Likewise.
1221 (output_move_double): Delete.
1222 * config/gcc/v850/v850-protos.h (output_move_double): Delete.
1223 * config/gcc/v850/v850.md (movdi): Delete.
1224 (*movdi_internal): Delete.
1226 (*movdf_internal): Delete.
1228 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1230 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
1231 unless compiling RTP PIC.
1233 2007-07-04 Richard Guenther <rguenther@suse.de>
1235 PR tree-optimization/32482
1236 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
1237 original ssa name if we didn't find a shift expression.
1238 Fix shift constant for bit zero test.
1240 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1242 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
1244 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1246 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
1247 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
1248 * config/arm/vxworks.h (ASM_SPEC): Delete.
1249 (SUBTARGET_EXTRA_ASM_SPEC): Define.
1251 2007-07-04 Sebastian Pop <sebpop@gmail.com>
1253 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
1254 (DDR_REVERSED_P): New.
1255 * tree-data-ref.c (initialize_data_dependence_relation,
1256 build_classic_dist_vector): Set DDR_REVERSED_P.
1258 2007-07-04 Sebastian Pop <sebpop@gmail.com>
1261 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
1262 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
1263 init_omega_for_ddr_1): Use non conservative number of iterations
1265 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
1266 (analyze_siv_subscript): Remove FIXME and reinitialization of
1267 last_conflicts to chrec_dont_know.
1268 * testsuite/gfortran.dg/vect/pr32457.f90: New.
1270 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
1272 * tree.c (maybe_canonicalize_argtypes): Improve description.
1274 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
1276 * tree.c (maybe_canonicalize_argtypes): New.
1277 (build_function_type): Set canonical type.
1278 (build_method_type_directly): Ditto.
1279 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
1282 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1284 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
1286 (rewrite_use_nonlinear_expr): Likewise.
1288 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
1290 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
1292 2007-07-04 Ben Elliston <bje@au.ibm.com>
1294 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
1297 * c-objc-common.c (c_types_compatible_p): Fix indentation.
1299 * doc/tm.texi (Run-time Target): Capitalise "CPU".
1300 (Exception Handling): Likewise.
1302 2007-07-03 Jan Hubicka <jh@suse.cz>
1304 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
1306 2007-07-03 Eric Christopher <echristo@apple.com>
1308 * doc/cppopts.texi: Add conflicting option note to -dM.
1309 * doc/invoke.texi: Add note about possible conflicts with
1310 -E for -dCHARS and note that -dM will not produce
1311 any results if there is no machine dependent reorg.
1313 2007-07-03 Geoffrey Keating <geoffk@apple.com>
1315 * tree.h (DECL_ALIGN): Back out previous change.
1317 2007-07-03 Joseph Myers <joseph@codesourcery.com>
1319 * configure.ac: Test for .dtprelword support on MIPS.
1320 * configure, config.in: Regenerate.
1321 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
1322 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
1324 2007-07-03 Julian Brown <julian@codesourcery.com>
1326 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
1327 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
1328 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
1329 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
1331 (all_fpus): Add FPUTYPE_VFP3.
1332 (fp_model_for_fpu): Add VFPv3 field.
1333 (arm_rtx_costs_1): Give cost to VFPv3 constants.
1334 (vfp3_const_double_index): New function. Return integer index of
1335 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
1337 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
1338 and argument represents a valid RTX for a VFPv3 constant.
1339 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
1341 (vfp_emit_fstmd): Similar, for fstmd.
1342 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
1343 constants, represented as integer indices.
1344 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
1345 VFP_REGNO_OK_FOR_DOUBLE macros.
1346 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
1347 (arm_file_start): Set float-abi attribute for VFPv3, and output
1348 correct ".fpu" assembler directive.
1349 (arm_dbx_register_numbering): Add FIXME.
1350 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
1351 (fputype): Add FPUTYPE_VFP3.
1352 (FIXED_REGISTERS): Add 32 registers for D16-D31.
1353 (CALL_USED_REGISTERS): Likewise.
1354 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
1355 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
1356 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
1357 (D7_VFP_REGNUM): New.
1358 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
1359 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
1360 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
1361 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
1362 (REG_ALLOC_ORDER): Adjust for VFPv3.
1363 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
1364 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
1365 VFP_LO_REGS, VFP_HI_REGS.
1366 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
1367 (IS_VFP_CLASS): Define macro.
1368 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
1370 (REGISTER_MOVE_COST): Likewise.
1371 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
1372 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
1373 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
1374 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
1375 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
1376 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
1377 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
1378 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
1379 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
1380 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
1381 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
1382 where appropriate for single-word registers.
1383 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
1384 As above. Fix type attributes.
1385 * config/arm/constraints.md (register_contraint "t"): Define.
1386 (register_constraint "w"): Change to D0-D15, or D0-D31 for
1388 (register_constraint "x"): Define.
1389 (constraint "Dv"): Define.
1391 2007-07-03 Geoffrey Keating <geoffk@apple.com>
1393 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
1395 2007-07-03 Tom Tromey <tromey@redhat.com>
1397 * c-parser.c (objc_pq_context): Removed.
1398 (objc_need_raw_identifier): Likewise.
1399 (c_parser) <objc_pq_context>: New field.
1400 <objc_need_raw_identifier>: Likewise.
1401 (OBJC_NEED_RAW_IDENTIFIER): Removed.
1402 (c_lex_one_token): Update.
1403 (c_parser_objc_protocol_definition): Update.
1404 (c_parser_objc_method_definition): Update.
1405 (c_parser_objc_methodproto): Update.
1406 (c_parser_declspecs): Update.
1408 2007-07-03 David Ung <davidu@mips.com>
1410 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
1412 2007-07-03 David Ung <davidu@mips.com>
1413 Richard Sandiford <richard@codesourcery.com>
1415 * doc/invoke.texi: Document -march=74kf3_2.
1416 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
1417 (TUNE_74K): Check for it.
1418 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
1419 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
1420 * config/mips/mips.md (cpu): Add 74kf3_2.
1421 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
1422 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
1423 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
1424 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
1425 74kf3_2 to the CPU list.
1426 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
1427 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
1428 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
1429 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
1430 (r74kf3_2_fxfer_from_c1): New insn reservations.
1432 2007-07-03 Richard Sandiford <richard@codesourcery.com>
1433 David Ung <davidu@mips.com>
1435 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
1436 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
1437 and 74k[fx]. Document aliases for the new options.
1438 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
1439 (PROCESSOR_24KF2_1): ...this.
1440 (PROCESSOR_24KX): Rename to...
1441 (PROCESSOR_24KF1_1): ...this.
1442 (PROCESSOR_74KF): Rename to...
1443 (PROCESSOR_74KF2_1): ...this.
1444 (PROCESSOR_74KX): Rename to...
1445 (PROCESSOR_74KF1_1): ...this.
1446 (TUNE_74K): Update PROCESSOR_* names.
1447 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
1448 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
1449 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
1450 (mips_rtx_cost_data): Update processor names in comments.
1451 (mips_issue_rate): Update PROCESSOR_* names.
1452 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
1453 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
1454 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
1455 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
1456 Update cpu attribute names.
1457 (r24k_fpu_iss): Rename this reservation to...
1458 (r24kf2_1_fpu_iss): ...this and update all uses.
1459 (r24kx_fpu_iss): Rename this reservation to...
1460 (r24kf1_1_fpu_iss): ...this and update all uses.
1461 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
1462 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
1463 Update cpu attribute names.
1465 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
1467 * config/m32r/constraints.md: New file.
1468 * config/m32r/m32r.c: Include tm-constrs.h.
1469 (small_data_operand): Use satisfies_constraint_* instead of macro.
1470 (addr24_operand, gen_compare): Likewise.
1471 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
1472 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
1473 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
1474 EXTRA_CONSTRAINT): Likewise.
1475 * config/m32r/m32r.md: Include constraints.md.
1476 (*movsi_insn): Use satisfies_constraint_* instead of macro.
1477 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
1478 * config/m32r/predicates.md (conditional_move_operand): Likewise.
1479 (two_insn_const_operand, int8_operand, uint16_operand,
1480 reg_or_int16_operand, reg_or_uint16_operand,
1481 reg_or_cmp_int16_operand, cmp_int16_operand,
1482 seth_add3_operand): Likewise.
1484 2007-07-03 Eric Christopher <echristo@gmail.com>
1486 * libgcc2.h: Conditionally declare __bswapsi2 and
1489 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
1491 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
1494 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1497 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
1498 (__gthrw_pragma): Provide default definition.
1500 * gthr-posix.c (__gthrw_pragma): Define.
1502 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
1504 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
1505 before declaring inequality.
1507 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
1509 * combine.c (recog_for_combine): Log the success or failure of
1510 matching new insn patterns against the machine description in
1513 2007-07-03 Revital Eres <eres@il.ibm.com>
1515 * ddg.c (print_sccs): New function.
1516 (check_sccs): New function.
1517 (create_ddg_all_sccs): Use it.
1518 * ddg.h (print_sccs): Declare.
1519 * modulo-sched.c (sms_order_nodes): Call print_sccs.
1521 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
1523 * targhooks.h (default_mode_for_suffix): New function declaration.
1524 * targhooks.c (default_mode_for_suffix): New default target hook.
1525 * target.h (struct c): New structure in the targetm struct.
1526 (mode_for_suffix): New target hook as part of struct c.
1527 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
1528 default_mode_for_suffix.
1529 (TARGET_C): New define.
1530 * c-lex.c: Include "target.h".
1531 (interpret_float): Use targetm.c.mode_for_suffix to determine
1532 the mode for a given non-standard suffix.
1533 Makefile.in (c-lex.o): Depend on $(TARGET_H).
1535 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
1536 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
1538 * doc/extend.texi (Floating Types): New node. Document __float80 and
1539 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
1541 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
1544 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
1545 predicate instead of target_operand.
1546 (divsi3_i1_media, divsi3_media_2): Likewise.
1548 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
1550 * tree.h (alias_sets_might_conflict_p): Rename into
1551 alias_sets_must_conflict_p.
1552 * alias.c (alias_sets_might_conflict_p): Likewise.
1553 (alias_sets_conflict_p): Use it.
1554 (objects_must_conflict_p): Likewise.
1555 * c-common.c (strict_aliasing_warning): Adjust.
1557 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
1559 * rtlhooks.c (gen_lowpart_if_possible): Check for
1560 invalid subreg before calling gen_lowpart_SUBREG.
1562 2007-07-02 Geoffrey Keating <geoffk@apple.com>
1564 * config/darwin9.h: Add copyright notice.
1565 (LINK_COMMAND_SPEC): Add comment.
1566 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
1567 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
1568 DARWIN_LIBSYSTEM_HAS_UNWIND.
1570 2007-07-02 Jakub Jelinek <jakub@redhat.com>
1573 * omp-low.c (check_combined_parallel): New function.
1574 (lower_omp_parallel): Call it via walk_stmts, set
1575 OMP_PARALLEL_COMBINED if appropriate.
1576 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
1577 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
1578 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
1579 don't consider it as combined parallel.
1581 2007-07-02 Richard Sandiford <richard@codesourcery.com>
1583 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
1584 (gcc_tooldir): Likewise.
1585 * configure: Regenerate.
1586 * Makefile.in (libsubdir_to_prefix): New variable, based on the
1587 old configure.ac gcc_tooldir setting.
1588 (prefix_to_exec_prefix): New variable.
1589 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
1590 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
1592 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
1594 Fix PR tree-optimization/32583
1595 Fix PR tree-optimization/32584
1596 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
1597 (phi_translate_set): Use phi_translate directly now.
1598 (make_values_for_stmt): Don't value number RHS if we already know
1601 2007-07-02 Steve Ellcey <sje@cup.hp.com>
1602 Jim Wilson <wilson@specifix.com>
1605 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
1608 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
1609 Richard Sandiford <richard@codesourcery.com>
1610 Nigel Stephens <nigel@mips.com>
1612 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
1613 (mips16e_output_save_restore): Declare.
1614 (mips16e_save_restore_pattern_p): Likewise.
1615 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
1616 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
1617 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
1618 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
1619 (BITSET_P): New global macro, extracted from...
1620 (mips_for_each_saved_reg): ...here.
1621 (mips16e_save_restore_info): New struct.
1622 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
1623 (mips16e_save_restore_regs): New variable.
1624 (mips_split_plus, mips16e_find_first_register): New functions.
1625 (mips16e_mask_registers): New function.
1626 (compute_frame_size): Expand the commentary before the function.
1627 Enforce the MIPS16e save and restore register range restrictions.
1628 Pad the general register save area at the low end.
1629 (mips16e_save_restore_reg, mips16e_build_save_restore)
1630 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
1631 (mips16e_output_save_restore, mips16e_collect_propagate_value)
1632 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
1634 (mips_expand_prologue, mips_expand_epilogue): Handle
1635 GENERATE_MIPS16E_SAVE_RESTORE.
1636 * config/mips/mips.md (*mips16e_save_restore): New pattern.
1638 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
1640 PR tree-optimization/31966
1641 PR tree-optimization/32533
1642 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
1643 "basic_block" description as its third argument. Update function
1644 calls to get destination bb from "edge" argument. Save "cond" into
1645 aux field of the edge. Update prototype for changed arguments.
1646 (if_convertible_loop_p): Clear aux field of incoming edges if bb
1648 (find_phi_replacement_condition): Operate on incoming edges, not
1649 on predecessor blocks. If there is a condition saved in the
1650 incoming edge aux field, AND it with incoming bb predicate.
1651 Return source bb of the first edge.
1652 (clean_predicate_lists): Clean aux field of outgoing node edges.
1653 (tree_if_conversion): Do not initialize cond variable. Move
1654 variable declaration into the loop.
1655 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
1656 initializations of new_stmt, arg0 and arg1 variables.
1658 2007-07-02 Jakub Jelinek <jakub@redhat.com>
1660 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
1661 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
1663 2007-07-02 Richard Guenther <rguenther@suse.de>
1665 * tree-ssa.c (useless_type_conversion_p): Document
1666 future intent as defining the middle-end type system.
1667 Re-structure to call langhook last, group by type class,
1668 mark questionable parts.
1670 2007-07-02 Richard Guenther <rguenther@suse.de>
1672 * tree-flow.h (types_compatible_p): Declare.
1673 * tree-ssa.c (types_compatible_p): New function.
1674 * ipa-type-escape.c (discover_unique_type): Use
1675 types_compatible_p instead of lang_hooks.types_compatible_p.
1676 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
1677 * tree-vn.c (expressions_equal_p): Likewise.
1678 * tree.c (fields_compatible_p): Likewise.
1679 * tree-ssa-dom.c (avail_expr_eq): Likewise.
1680 (cprop_operand): Use useless_type_conversion_p instead of
1681 lang_hooks.types_compatible_p.
1682 * tree-inline.c (setup_one_parameter): Likewise.
1683 (declare_return_variable): Likewise.
1684 * tree-nrv.c (tree_nrv): Likewise.
1685 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
1686 (maybe_fold_offset_to_component_ref): Likewise.
1687 (maybe_fold_offset_to_reference): Likewise.
1688 * tree-ssa-copy.c (may_propagate_copy): Likewise.
1689 (merge_alias_info): Likewise.
1690 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
1691 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
1692 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
1693 * tree-tailcall.c (find_tail_calls): Likewise.
1694 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
1695 * gimplify.c (canonicalize_addr_expr): Likewise.
1696 (fold_indirect_ref_rhs): Likewise.
1697 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
1698 (cpt_same_type): Likewise.
1699 (check_pointer_types_r): Swap parameters to cpt_same_type
1701 * fold-const.c (fold_convert): Revert fix for PR15988.
1702 * tree-inline.c (setup_one_parameter): Instead fix it here by
1703 using fold_build1 instead of fold_convert and checking for
1704 error_mark_node. Convert only if the conversion is necessary.
1706 2007-07-02 Joseph Myers <joseph@codesourcery.com>
1708 * configure.ac: Check for .gnu_attribute on Power.
1709 * configure: Regenerate.
1710 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
1711 attribute for floating-point ABI.
1713 2007-07-02 Ira Rosen <irar@il.ibm.com>
1715 PR tree-optimization/32230
1716 PR tree-optimization/32477
1717 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
1718 address is a constant.
1720 2007-07-02 Richard Sandiford <richard@codesourcery.com>
1722 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
1723 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
1724 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
1725 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
1726 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
1727 64-bit targets. Add support for *-elfoabi*.
1728 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
1729 different settings if $(tm_defines) does not select the EABI.
1730 (MULTILIB_EXCLUSIONS): Define in those circumstances.
1731 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
1732 (MIPS_ARCH_OPTION_SPEC): Likewise.
1733 (MIPS_ISA_LEVEL_SPEC): Likewise.
1734 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
1735 * config/mips/elfoabi.h: New file.
1737 2007-07-02 Richard Guenther <rguenther@suse.de>
1739 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
1740 (useless_type_conversion_p): ... this.
1741 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
1742 (useless_type_conversion_p): ... this.
1743 * builtins.c (fold_builtin_memory_op): Rename
1744 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
1745 * tree-cfg.c (verify_expr): Likewise.
1746 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
1747 * tree-ssa-ccp.c (ccp_fold): Likewise.
1748 * tree-ssa-copy.c (may_propagate_copy): Likewise.
1749 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
1750 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
1751 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
1752 * tree-ssa-pre.c (eliminate): Likewise.
1753 * tree-ssa.c (delete_tree_ssa): Likewise.
1754 (tree_ssa_useless_type_conversion): Likewise.
1755 * tree.c (build2_stat): Likewise.
1757 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
1759 Fix PR tree-optimization/32571
1760 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
1763 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
1765 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
1766 and other expected operations explicitly, change default to
1769 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
1771 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
1773 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
1774 (tls_load_dot_plus_eight): Move the label number into the unspec.
1775 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
1777 2007-07-01 Andreas Schwab <schwab@suse.de>
1779 * dwarf2out.c (initial_return_save): Define only if used.
1781 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
1783 Unreverting Richard's Revert of:
1785 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1787 * dce.c (deletable_insn_p_1): New function, split out from...
1788 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1789 specially, not those inside PARALLELs. Remove BODY argument
1790 and adjust recursive call accordingly.
1791 (prescan_insns_for_dce): Update call to delete_insn_p.
1793 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
1794 Revital Eres <eres@il.ibm.com>
1796 * ddg.c (create_ddg_all_sccs): Fix missed
1797 initialization of scc_nodes.
1799 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
1802 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
1803 X + ~X to 1 only for INTEGRAL_TYPE_P type.
1805 2007-06-30 Joseph Myers <joseph@codesourcery.com>
1807 * configure.ac: Check for .gnu_attribute on MIPS.
1808 * configure, config.in: Regenerate.
1809 * config/mips/mips.c (mips_file_start): If supported, output
1810 attribute for floating-point ABI.
1812 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
1815 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
1816 (ffs_cmove): New expander to expand using ctz pattern.
1817 (*ffs_cmove): Remove pattern.
1818 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
1819 (ffsdi2): Expand using ctz pattern.
1820 (*ffs_rex64): Remove pattern.
1822 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1824 PR rtl-optimization/32296
1825 * pa.md (return): Delete pattern.
1826 (return_internal): Remove "(const_int 1)" from pattern.
1827 (epilogue): Use return_internal pattern for trivial returns.
1828 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
1829 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
1831 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1833 * tree-ssa-pre.c (is_exception_related): New function
1834 (can_value_number_operation): Use it.
1836 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1838 Fix PR tree-optimization/32540
1839 Fix PR tree-optimization/31651
1841 * tree-ssa-sccvn.c: New file.
1843 * tree-ssa-sccvn.h: Ditto.
1845 * tree-vn.c: Include tree-ssa-sccvn.h
1846 (val_expr_paid_d): Removed.
1847 (value_table): Ditto.
1848 (vn_compute): Ditto.
1849 (val_expr_pair_hash): Ditto.
1850 (val_expr_pair_expr_eq): Ditto.
1851 (copy_vuses_from_stmt): Ditto.
1854 (shared_vuses_from_stmt): Ditto.
1855 (print_creation_to_file): Moved up.
1856 (sort_vuses): Ditto.
1857 (sort_vuses_heap): Ditto.
1858 (set_value_handle): Make non-static.
1859 (make_value_handle): Ditto.
1860 (vn_add): Rewritten to use sccvn lookups.
1861 (vn_add_with_vuses): Ditto.
1862 (vn_lookup): Ditto (and second argument removed).
1863 (vn_lookup_with_vuses): Ditto.
1864 (vn_lookup_or_add): Ditto (and second argument removed);
1865 (vn_lookup_or_add_with_vuses): Ditto.
1866 (vn_lookup_with_stmt): New.
1867 (vn_lookup_or_add_with_stmt): Ditto.
1868 (create_value_handle_for_expr): Ditto.
1870 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
1871 (seen_during_translate): New function.
1872 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
1873 (phi_trans_add): Ditto.
1874 (constant_expr_p): FIELD_DECL is always constant.
1875 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
1876 Use constant_expr_p.
1877 Avoid infinite recursion on mutually valued expressions.
1878 Change callers of vn_lookup_or_add.
1879 (phi_translate): New function.
1880 (compute_antic_safe): Allow phi nodes.
1881 (create_component_ref_by_pieces): Update for FIELD_DECL change.
1882 (find_or_generate_expression): Rewrite slightly.
1883 (create_expression_by_pieces): Updated for vn_lookup_or_add
1885 Update VN_INFO for new names.
1886 (insert_into_preds_of_block): Update for new names.
1887 (add_to_exp_gen): New function.
1888 (add_to_sets): Use vn_lookup_or_add_with_stmt.
1889 (find_existing_value_expr): Rewrite to changed vn_lookup.
1890 (create_value_expr_from): Ditto, and use add_to_exp_gen.
1891 (try_look_through_load): Removed.
1892 (try_combine_conversion): Ditto.
1893 (get_sccvn_value): New function.
1894 (make_values_for_phi): Ditto.
1895 (make_values_for_stmt): Ditto.
1896 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
1898 (init_pre): Update for SCCVN changes.
1900 (execute_pre): Ditto.
1902 * tree-flow.h (make_value_handle): Declare.
1903 (set_value_handle): Ditto.
1904 (sort_vuses_heap): Ditto.
1905 (vn_lookup_or_add_with_stmt): Ditto.
1906 (vn_lookup_with_stmt): Ditto.
1907 (vn_compute): Remove.
1910 (vn_lookup): Update arguments.
1912 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
1914 (tree-ssa-sccvn.o): New.
1915 (OBJS-common): Add tree-ssa-sccvn.o
1917 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1920 * c-typeck.c (build_external_ref): Don't mark as used if called
1922 * calls.c (rtx_for_function_call): Likewise.
1924 2007-06-30 Richard Sandiford <richard@codesourcery.com>
1928 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1930 * dce.c (deletable_insn_p_1): New function, split out from...
1931 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1932 specially, not those inside PARALLELs. Remove BODY argument
1933 and adjust recursive call accordingly.
1934 (prescan_insns_for_dce): Update call to delete_insn_p.
1936 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
1938 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
1939 (try_combine): Move potential calls to undo_all() so they happen
1940 before we commit to using the combined insns.
1942 2006-06-30 Jan Hubicka <jh@suse.cz>
1944 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
1947 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
1949 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
1950 (cgraph_remove_unreachable_nodes): Likewise.
1951 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
1952 * ipa-inline.c (update_caller_keys): Cast according to the coding
1954 (cgraph_decide_recursive_inlining): Likewise.
1955 (cgraph_decide_inlining_of_small_function): Likewise.
1956 (try_inline): Likewise.
1957 (cgraph_decide_inlining_incrementally): Likewise.
1958 * ipa-pure-const.c (get_function_state): Likewise.
1959 (scan_function): Likewise.
1960 (analyze_function): Likewise.
1961 (static_execute): Likewise.
1962 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
1963 (merge_callee_local_info): Likewise.
1964 (analyze_function): Use type safe memory macros.
1965 (static_execute): Likewise. Cast according to the coding conventions.
1966 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
1968 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
1970 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
1971 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
1974 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
1977 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
1978 for complex modes (both int and real).
1980 2007-06-29 Jan Hubicka <jh@suse.cz>
1982 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
1984 2007-06-29 Jan Hubicka <jh@suse.cz>
1987 * cse.c (cse_insn): Avoid invalid sharing in between register note and
1990 2007-06-29 Anatoly Sokolov <aesok@post.ru>
1993 * config/avr/avr.c: Include dataflow header file.
1994 (expand_prologue): Adjust for prologue insn change.
1995 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
1998 2007-06-29 Richard Guenther <rguenther@suse.de>
2001 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
2002 during type verification.
2004 2007-06-29 Jan Hubicka <jh@suse.cz>
2006 * recog.c (validate_change_rtx_1): Unshare TO argument.
2008 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
2010 PR tree-optimization/24659
2011 * tree-vect-transform.c (vectorizable_call): Handle
2012 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
2014 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
2015 * config/i386/i386.c (enum ix86_builtins)
2016 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
2017 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
2019 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
2020 const using def_builtin_const.
2021 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
2022 input operands in the same modes as the result.
2023 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
2025 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
2027 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
2028 (df_set_dead_notes_for_mw): Likewise.
2030 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
2032 * c-common.c (pointer_int_sum): Do the negation in sizetype.
2034 2007-06-28 DJ Delorie <dj@redhat.com>
2036 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
2038 2007-06-28 Geoffrey Keating <geoffk@apple.com>
2040 * doc/invoke.texi (C++ Dialect Options): Document
2041 fvisibility-ms-compat.
2042 * c.opt (fvisibility-ms-compat): New.
2044 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2047 * tree-affine.c (aff_combination_add_elt): Handle
2048 pointer addition specially.
2050 2007-06-28 Jakub Jelinek <jakub@redhat.com>
2052 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
2053 decl is non-external for AIX ABI.
2055 2007-06-28 David Edelsohn <edelsohn@gnu.org>
2057 * config/rs6000/predicates.md (current_file_function_operand):
2058 Ensure the symbol is non-external for AIX ABI.
2060 2007-06-28 Nick Clifton <nickc@redhat.com>
2062 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
2063 (fdce, fdse, fpredictive-commoning): Likewise.
2065 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2068 * gcc.c (process_command): Recognize the new -static-libgfortran
2071 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
2074 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
2075 Use a call clobbered hard reg instead of a pseudo reg.
2077 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
2079 * config/sh/sh.md (load_gbr): Use correct operand constraint.
2081 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
2084 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
2085 REG_LIBCALL and REG_RETVAL notes.
2086 (divsi3, mulsi3): Likewise.
2087 (mulhisi3): Likewise. Use emit_libcall_block.
2088 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
2090 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
2092 PR rtl-optimization/32481
2093 * combine.c (adjust_for_new_dest): Rescan the changed insn.
2095 2007-06-27 Richard Sandiford <richard@codesourcery.com>
2097 * dce.c (deletable_insn_p_1): New function, split out from...
2098 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
2099 specially, not those inside PARALLELs. Remove BODY argument
2100 and adjust recursive call accordingly.
2101 (prescan_insns_for_dce): Update call to delete_insn_p.
2103 2007-06-27 Richard Guenther <rguenther@suse.de>
2106 * tree.h (fold_convertible_p): Declare.
2107 * fold-const.c (fold_convertible_p): New function.
2108 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
2109 instead of lang_hooks.types_compatible_p.
2111 2007-06-26 Jan Hubicka <jh@suse.cz>
2113 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
2114 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
2115 early use validate_unshare_change.
2116 (reload_combine): Likewise.
2117 * recog.c (change_t): New field unshare.
2118 (validate_change_1): Rename from validate_change; add argument unshare.
2119 (validate_change): Turn into wrapper of validate_change_1; update
2120 prototype for bools.
2121 (validate_unshare_change): New.
2122 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
2123 calls of df_insn_rescan.
2124 * recog.h (validate_change): Replace ints by bools.
2125 (validate_unshare_change): Declare.
2127 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
2129 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
2131 2007-06-26 Steve Ellcey <sje@cup.hp.com>
2133 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
2135 2007-06-25 Jan Hubicka <jh@suse.cz>
2137 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
2139 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
2140 cgraph_decide_inlining_incrementally): Move uninlinability checks to
2141 places other call site specific checks are performed.
2143 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2146 * tree-vect-transform.c (vectorizable_operation): Convert
2147 POINTER_PLUS_EXPR over to PLUS_EXPR.
2149 2007-06-25 Chao-ying Fu <fu@mips.com>
2151 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
2152 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
2153 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
2154 Document GET_MODE_IBIT, and GET_MODE_FBIT.
2156 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
2157 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2158 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
2159 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
2160 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
2161 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
2162 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
2163 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
2164 ALL_FIXED_POINT_MODE_P): New define.
2165 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2167 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
2169 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
2170 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2171 MODE_VECTOR_UACCUM): New mode classes.
2173 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
2174 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
2175 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
2178 * genmodes.c (struct mode_data): Add ibit and fbit fields.
2179 (blank_mode): Initialize ibit and fbit.
2180 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
2181 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2183 (new_adjust): Change required_class to required_class_from and
2184 required_class_to for testing within a range.
2185 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2186 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2188 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
2189 (make_fixed_point_mode): New.
2190 (_ADD_ADJUST): Change C to C1 and C2.
2191 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
2192 use a range for machine classes.
2193 (ADJUST_IBIT, ADJUST_FBIT): New.
2194 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
2196 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
2197 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2198 Emit adjustment for ibit and fbit.
2199 (emit_mode_ibit, emit_mode_fbit): New.
2200 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
2202 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
2204 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
2205 as the source of the set.
2207 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
2209 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
2210 FP_REGNO_P): Use IN_RANGE.
2211 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
2212 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
2213 (DATA_REG_P): Use DATA_REGNO_P.
2214 (FP_REG_P): Use FP_REGNO_P.
2215 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
2216 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
2217 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
2219 2007-06-24 Jan Hubicka <jh@suse.cz>
2222 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
2224 2007-06-24 Sebastian Pop <sebpop@gmail.com>
2227 * fold-const.c (fold_binary): Strip nops of operand 0
2228 of BIT_NOT_EXPR before calling operand_equal_p.
2229 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
2230 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
2232 2007-06-23 Mark Mitchell <mark@codesourcery.com>
2234 * doc/extend.texi: Document that dllimport and dllexport imply
2236 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
2237 imported or exported declaration, including type declarations.
2238 * c-common.c (handle_visibility_attribute): Check for conflicts
2239 with dllimport/dllexport.
2240 (c_determine_visibility): Handle dllimport/dllexport as an
2241 explicit visibility atttribute.
2243 2007-06-23 Richard Guenther <rguenther@suse.de>
2245 PR tree-optimization/16876
2247 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
2249 * tree-inline.c (initialize_inlined_parameters): Do not call
2250 lang_hooks.tree_inlining.convert_parm_for_inlining.
2251 * cgraphbuild.c (initialize_inline_failed): Set inline failed
2252 reason for mismatched types.
2253 * gimplify.c (gimplify_call_expr): Verify the call expression
2254 arguments match the called function type signature. Otherwise
2255 mark the call expression to be not considered for inlining
2256 using CALL_CANNOT_INLINE_P flag.
2257 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
2258 edges call expression.
2259 (cgraph_decide_inlining_of_small_function): Likewise.
2260 (cgraph_decide_inlining): Likewise.
2261 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
2263 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
2264 * c-typeck.c (c_convert_parm_for_inlining): Remove.
2265 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
2267 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
2268 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
2270 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
2271 convert_parm_for_inlining member.
2273 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
2276 * arm.md (negscc): Match the correct operand for optimized LT0 test.
2277 Remove optimization for GT.
2279 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
2282 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
2284 (prescan_insns_for_dce): Add extra parameter.
2286 2007-06-23 Jan Hubicka <jh@suse.cz>
2289 * gimplify.c (mark_addressable): New function.
2290 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
2292 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2295 * expr.c (store_constructor): Do not clobber non-zeroed memory.
2297 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2300 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
2301 moves between MMX/SSE registers to at least 8 units to prevent
2302 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
2304 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2306 * config/i386/i386.c (override_options): Correct x86_sahf
2309 2007-06-21 David Daney <ddaney@avtrex.com>
2312 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
2313 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
2314 (exception_receiver): Renamed to ...
2315 (nonlocal_goto_receiver): ... this.
2317 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
2319 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
2320 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
2321 partial register accesses.
2323 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
2325 * fold-const.c (debug_fold_checksum): Move it under
2326 ENABLE_FOLD_CHECKING.
2328 2007-06-21 Sebastian Pop <sebpop@gmail.com>
2331 * tree.h (debug_fold_checksum): Declared.
2332 * fold-const.c (build_fold_addr_expr_with_type_1): New.
2333 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
2334 build_fold_addr_expr_with_type_1.
2335 (fold_addr_expr, debug_fold_checksum): New.
2336 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
2337 (fold_unary, fold_comparison, split_address_to_core_and_offset):
2340 2007-06-21 Sebastian Pop <sebpop@gmail.com>
2342 PR tree-optimization/19590
2343 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
2344 of scev is a constant.
2345 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
2347 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2349 * df-problems.c (df_note_bb_compute): Made computation of live
2350 info consistent with df_lr.
2352 2007-06-21 Richard Guenther <rguenther@suse.de>
2354 PR tree-optimization/32453
2355 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
2356 for pointer anti-range.
2358 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
2360 * config/i386/i386.c (processor_target_table): Increase maximum
2361 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
2364 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
2365 byte alignment if > 8 byte alignment is preferred.
2366 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
2368 2007-06-21 Jakub Jelinek <jakub@redhat.com>
2370 PR tree-optimization/31866
2371 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
2372 if ASM_EXPR's input is not a SSA_NAME.
2375 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
2376 but decl is a global var, instead return decl.
2377 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
2378 even for is_global_var decls, if they are private in some outer
2381 2007-06-21 Richard Guenther <rguenther@suse.de>
2383 PR tree-optimization/32451
2384 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
2386 2007-06-21 Christian Bruel <christian.bruel@st.com>
2388 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
2389 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
2390 (push_regs): Changed saving order or banked registers.
2391 (sh_expand_epilogue): Likewise.
2392 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
2393 (FIRST_BANKED_REG): Likewise.
2394 (LAST_BANKED_REG): Likewise.
2395 * config/sh/sh.md (banked) New attribute.
2396 (in_delay_slot): Check banked attribute.
2398 2007-06-20 Sebastian Pop <sebpop@gmail.com>
2400 PR tree-optimization/32075
2401 * tree-data-ref.c (subscript_dependence_tester_1,
2402 analyze_miv_subscript, analyze_overlapping_iterations,
2403 add_distance_for_zero_overlaps, build_classic_dist_vector,
2404 subscript_dependence_tester_1, analyze_overlapping_iterations,
2405 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
2406 compute_affine_dependence, compute_all_dependences): Pass loop_nest
2407 to evolution_function_is_affine_multivariate_p.
2409 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
2411 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
2413 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
2416 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
2418 * config/m32c/prologue.md (epilogue_exitd_16): New.
2419 (epilogue_reit_16): New.
2420 (epilogue_exitd): Rename to epilogue_exitd_24.
2421 (epilogue_reit): Rename to epilogue_reit_24.
2423 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
2424 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2426 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
2428 * haifa-sched.c (queue_to_ready): Don't requeue next insn
2429 if dbg_cnt (sched_insn) reaches the limit.
2430 (choose_ready): New parameter INSN_PTR and new return value.
2431 (schedule_block): Handle dbg_cnt (sched_insn). Handle
2432 the new return value from choose_ready.
2433 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
2434 (rest_of_handle_global_alloc): New global_alloc_at_func.
2436 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
2438 PR tree-optimization/25737
2439 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
2440 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
2441 * tree-flow.h (struct fieldoff): Add new field alias_set.
2442 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
2443 argument addressable_type. Set alias_set of fieldoff.
2444 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
2445 (create_overlap_variables_for): Pass alias_set from fieldoff to
2447 * alias.c (get_alias_set): Use alias_set from SFT if set.
2449 2007-06-20 Hui-May Chang <hm.chang@apple.com>
2451 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
2452 of a variable as an unsigned HOST_WIDE_INT integer.
2454 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
2456 PR rtl-optimization/32405
2457 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
2459 2007-06-20 Jakub Jelinek <jakub@redhat.com>
2461 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
2464 * builtins.c: Include diagnostic.h.
2465 (expand_builtin_expect): Make gcc_assert more permissive.
2466 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
2469 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
2473 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
2474 if ACCUMULATE_OUTGOING_ARGS.
2476 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2478 * config/m68hc11/m68hc11.c: Include dataflow header file.
2479 (m68hc11_reorg): Port to dataflow.
2481 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2483 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
2484 (struct df_problem.free_blocks_on_set_blocks): New field.
2485 (struct dataflow.optional_p): New field.
2486 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
2487 (df_live_set_all_dirty): New function.
2488 * df-scan.c (df_scan_alloc): Initialize optional_p.
2489 (problem_SCAN): Initialize free_blocks_on_set_blocks.
2490 * df-core.c (df_set_blocks): Removed use of
2491 DF_FIRST_OPTIONAL_PROBLEM. Now uses
2492 df_problem.free_blocks_on_set_blocks to determine which blocks are
2494 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
2495 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
2496 uses dataflow.optional_p to determine if problem should be
2498 (rest_of_handle_df_initialize): Only start live problem if
2500 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
2501 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
2502 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
2503 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
2504 problem_NOTE): Initialize free_blocks_on_set_blocks.
2505 (df_lr_bb_local_compute): Recompute luids if df_live problem is
2507 (df_live_set_all_dirty, df_note_alloc): New function.
2508 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
2510 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
2511 * postreload.c (reload_combine): Ditto.
2512 * cse.c (cse_extended_basic_block): Ditto.
2513 * regmove.c (mark_flags_life_zones): Ditto.
2514 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
2515 erase_matching_seqs): Ditto.
2516 * bt-load.c (compute_defs_uses_and_gen): Ditto.
2517 * integrate (allocate_initial_values): Ditto.
2518 * combine.c (reg_dead_at_p): Ditto.
2519 * resource.c (mark_target_live_regs): Ditto.
2520 * sched-rgn.c (check_live_1, update_live_1): Ditto.
2521 * config/sh/sh.c (find_r0_life_regions): Ditto.
2522 * global.c (rest_of_handle_global_alloc): Only add back df_live
2524 * local-alloc.c (rest_of_handle_local_alloc): Only remove
2526 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
2528 (if_convert): Make sure df_live is there at -O == 1.
2529 (pass_if_after_combine): Cleanup flags.
2530 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
2531 is there at -O == 1.
2533 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
2535 * config/arm/arm.c (arm_get_frame_offsets): Set
2536 offsets->locals_base to avoid negative stack size.
2537 (thumb1_expand_prologue): Assert on negative stack size.
2539 2007-04-19 Sebastian Pop <sebpop@gmail.com>
2541 PR tree-optimization/32367
2542 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
2543 of the chrec has no evolution in that loop.
2544 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
2546 2007-06-19 Bob Wilson <bob.wilson@acm.org>
2548 * config/xtensa/xtensa.c: Include "df.h".
2549 (xtensa_builtin_saveregs): Use adjust_address instead of
2551 (xtensa_va_start): Invoke make_tree with sizetype for
2552 expand_builtin_saveregs and then convert the result to a pointer.
2553 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
2554 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
2555 Subtract argument size from index value as integers and then use
2556 POINTER_PLUS_EXPR to add the result to the array address.
2558 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2561 * config/m32c/m32c.c: Include dataflow header file.
2562 (m32c_emit_prologue): Adjust for prologue insn change.
2563 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
2564 once inside a PARALLEL. Assume frame size passed in operand 0
2565 includes space to save the fb register.
2566 (prologue_enter_24): Likewise.
2567 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
2569 2007-06-19 David Daney <ddaney@avtrex.com
2572 * config/mips/mips.md (cprestore): Mark $gp as used.
2574 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2577 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
2578 (frv_ifcvt_modify_insn): Likewise.
2580 2007-06-19 Richard Guenther <rguenther@suse.de>
2582 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
2583 only handle positive offsets that fit in a HOST_WIDE_INT.
2585 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
2587 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
2588 result of rsqrt insn for zero input argument to avoid NaN.
2590 2007-06-19 Richard Guenther <rguenther@suse.de>
2593 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
2595 2007-06-19 Jakub Jelinek <jakub@redhat.com>
2597 PR tree-optimization/32353
2598 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
2600 2007-06-19 Nick Clifton <nickc@redhat.com>
2602 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
2604 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
2607 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
2608 * config/i386/i386.c (assign_386_stack_local): Assert that
2609 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
2610 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
2611 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
2612 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
2614 2007-06-18 Steve Ellcey <sje@cup.hp.com>
2616 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
2618 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
2620 PR rtl-optimization/32321
2621 * gcse.c (replace_store_insn): Update the note before
2622 calling emit_insn_after.
2624 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
2627 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
2629 * df-problems.c (df_note_bb_compute): Fix dumping info.
2631 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
2633 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
2634 insn with emit_jump_insn.
2636 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
2638 PR tree-optimization/32383
2639 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
2640 * targhooks.h (default_builtin_reciprocal): Update prototype.
2641 * target.h (struct gcc_target): Update builtin_reciprocal.
2642 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
2643 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
2644 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
2645 when fndecl is in BUILT_IN_MD class.
2646 (execute_convert_to_rsqrt): Ditto.
2648 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
2649 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
2650 Convert BUILT_IN_SQRTF code only when md_fn is false.
2652 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
2654 * bt-load.c (move_btr_def): Fix the order of arguments
2655 to validate_replace_rtx.
2657 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
2659 * config/m68k/m68k-devices.def: Add 54450..54455.
2661 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
2663 PR rtl-optimization/32366
2664 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
2665 FLOAT_EXTEND]: Prevent non-scalar modes from entering
2668 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
2671 * modulo-sched (generate_reg_moves): Added rescan parameter and if
2672 this is true, rescan insn being modified.
2673 (sms_schedule): Added rescan parameter.
2674 (rest_of_handle_sms): Moved freeing of dominance info to before
2675 getting out of cfg_layout.
2677 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
2679 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
2680 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
2683 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
2684 FL_CF_EMAC from the entry for isac.
2686 * config/m68k/predicates.md (const_call_operand): Adjust comment.
2687 (const_sibcall_operand): New.
2688 (sibcall_operand): Use it.
2689 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
2690 (m68k_isas): ISAC does not imply FPU or EMAC.
2691 (override_options): Add ISA_C logic for symbolic jump & call.
2693 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2695 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
2696 return mode from the builtin itself.
2697 (sparc_fold_builtin): Fix cast of zero constant.
2699 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
2701 * targhooks.c (default_builtin_reciprocal): New default target hook.
2702 * targhooks.h (default_builtin_reciprocal): Add prototype.
2703 * hooks.c (hook_tree_tree_bool_null): Remove hook.
2704 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
2705 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
2706 default_builtin_reciprocal.
2708 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
2711 * hooks.c (hook_tree_tree_bool_null): New hook.
2712 * hooks.h (hook_tree_tree_bool_null): Add prototype.
2713 * tree-pass.h (pass_convert_to_rsqrt): Declare.
2714 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
2715 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
2716 and convert it to reciprocal a*rfunc(b).
2717 (execute_convert_to_rsqrt): New function.
2718 (gate_convert_to_rsqrt): New function.
2719 (pass_convert_to_rsqrt): New pass definition.
2720 * target.h (struct gcc_target): Add builtin_reciprocal.
2721 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
2722 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
2723 TARGET_BUILTIN_RECIPROCAL.
2724 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
2726 * config/i386/i386.h (TARGET_RECIP): New define.
2727 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
2728 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2729 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2730 and not optimizing for size.
2731 (*rcpsf2_sse): New insn pattern.
2732 (*rsqrtsf2_sse): Ditto.
2733 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
2734 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2735 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2736 and not optimizing for size.
2737 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
2738 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2739 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2740 and not optimizing for size.
2741 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
2742 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2743 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2744 and not optimizing for size.
2745 (*sse_rsqrtv4sf2): Do not export.
2747 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
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.
2752 * config/i386/i386.opt (mrecip): New option.
2753 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
2754 (ix86_emit_swsqrtsf): Ditto.
2755 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
2756 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
2758 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
2759 ix86_expand_unop1_builtin.
2760 (ix86_emit_swdivsf): New function.
2761 (ix86_emit_swsqrtsf): Ditto.
2762 (ix86_builtin_reciprocal): New function.
2763 (TARGET_BUILTIN_RECIPROCAL): Use it.
2764 (ix86_vectorize_builtin_conversion): Rename from
2765 ix86_builtin_conversion.
2766 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
2767 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
2768 "i386 and x86_64 Options" section.
2769 (Intel 386 and AMD x86_64 Options): Document -mrecip.
2771 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2772 Zdenek Dvorak <dvorakz@suse.cz>
2773 Richard Guenther <rguenther@suse.de>
2774 Kaz Kojima <kkojima@gcc.gnu.org>
2776 * tree-vrp.c (compare_values_warnv): Convert val2 to
2778 (extract_range_from_assert): Create
2779 POINTER_PLUS_EXPR for pointer types.
2780 (extract_range_from_binary_expr): Handle
2781 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
2783 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
2784 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
2785 POINTER_PLUS_EXPR as PLUS_EXPR.
2786 (number_of_iterations_lt_to_ne):
2787 For pointer types, use sizetype when
2788 creating MINUS_EXPR/PLUS_EXPRs.
2789 (assert_loop_rolls_lt): For pointer types, use sizetype when
2790 creating MINUS_EXPR/PLUS_EXPRs.
2791 (number_of_iterations_le): Likewise.
2792 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
2793 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
2794 like PLUS_EXPR and MINUS_EXPR.
2795 * tree-pretty-print.c (dump_generic_node): Handle
2797 (op_prio): Likewise.
2798 (op_symbol_1): Likewise.
2799 * optabs.c (optab_for_tree_code): Likewise.
2800 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
2802 * tree-tailcall.c (process_assignment): Mention
2803 POINTER_PLUS_EXPR in a TODO comment.
2804 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
2805 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
2806 not used with a pointer and an integer type.
2807 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
2808 increment using chrec_convert_rhs instead of chrec_convert.
2809 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
2810 PLUS_EXPR except for the right hand side's type will be
2812 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
2813 (fold_used_pointer_cast): Kill.
2814 (pointer_offset_p): Kill.
2815 (fold_used_pointer): Kill.
2816 (pointer_used_p): Kill.
2817 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
2818 call fold_used_pointer.
2819 (instantiate_parameters_1): Convert the increment
2820 using chrec_convert_rhs instead of chrec_convert.
2821 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
2822 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
2823 instead of PLUS_EXPR.
2824 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
2825 PLUS_EXPR for pointers.
2826 (std_gimplify_va_arg_expr): Likewise.
2827 (fold_builtin_memory_op): Likewise.
2828 (fold_builtin_strstr): Likewise.
2829 (fold_builtin_strchr): Likewise.
2830 (fold_builtin_strrchr): Likewise.
2831 (fold_builtin_strpbrk): Likewise.
2832 (expand_builtin_memory_chk): Likewise.
2833 (fold_builtin_memory_chk): Likewise.
2834 (std_expand_builtin_va_start): Use
2835 sizetype for the call to make_tree and then convert
2836 to the pointer type.
2837 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
2838 instead of PLUS_EXPR for adding to a pointer.
2839 (std_gimplify_va_arg_expr): Use fold_build2 for
2840 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
2841 the operands to sizetype first and then cast the BIT_AND_EXPR
2842 back to the pointer type.
2843 * fold-const.c (build_range_check): Handle pointer types
2845 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
2846 of PLUS_EXPR's. Make sure the offset is converted to
2848 (try_move_mult_to_index): Strip the NOPs from the offset.
2849 Remove code argument and replace all uses with PLUS_EXPR.
2850 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
2851 specially. Don't use a pointer type for MINUS_EXPR.
2852 (fold_unary): Handle for (T1)(X op Y),
2853 only p+ as that is the only as that can be handled for
2854 binary operators now.
2855 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
2857 <case PLUS_EXPR>: Add folding of PTR+INT into
2859 Don't call try_move_mult_to_index.
2860 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
2861 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
2862 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
2863 Don't call try_move_mult_to_index.
2864 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
2865 (tree_expr_nonzero_p): Likewise.
2866 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
2867 of PLUS_EXPR for the complex expression folding.
2868 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
2869 first chrec is a pointer type, then the second should
2870 be sizetype and not the first's type.
2871 For POINTER_PLUS_EXPR, use a different right hand side type.
2872 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2873 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
2874 different right hand side type.
2875 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2876 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
2877 instead of PLUS_EXPR.
2878 When either operand is zero, convert the other operand.
2879 (chrec_apply): Use chrec_convert_rhs
2880 on the argument x instead of chrec_convert.
2881 (reset_evolution_in_loop): For pointer types, the new_evol
2883 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
2884 different right hand side type.
2885 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2886 (chrec_convert_rhs): New function.
2887 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
2888 different right hand side type.
2889 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2890 * tree-chrec.h (chrec_convert_rhs): New prototype.
2891 (build_polynomial_chrec): For pointer types, the right hand
2892 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
2893 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
2894 Remove subtraction case as it is always addition now.
2895 Make sure the offset is converted to sizetype.
2896 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
2897 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
2898 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
2899 PLUS_EXPR in pointer type.
2900 Handle POINTER_PLUS_EXPR.
2901 (tree_to_aff_combination): Likewise.
2902 (force_expr_to_var_cost): Likewise.
2903 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
2904 instead of PLUS_EXPR for pointers.
2905 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
2906 instead of PLUS_EXPR of pointer types.
2907 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
2909 (check_va_list_escapes): Likewise.
2910 (check_all_va_list_escapes): Likewise.
2911 * dwarf2out.c (loc_descriptor_from_tree_1):
2912 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
2913 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
2914 (string_constant): Likewise.
2915 * tree-ssa-address.c (tree_mem_ref_addr): When adding
2916 the offset to the base, use POINTER_PLUS_EXPR.
2917 (add_to_parts): Convert the index to sizetype.
2918 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
2919 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
2920 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
2921 Offset only holds something for PLUS_EXPR.
2922 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
2924 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
2926 (analyze_accesses_for_modify_stmt): Likewise.
2927 Remove comment about the type being integral type as it is
2929 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
2931 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
2933 Correct the type which the artimentic is done in (is now
2936 * tree-data-ref.c (split_constant_offset): Handle
2938 * tree-affine.c (tree_to_aff_combination): Likewise.
2939 * c-typeck.c (build_unary_op): For pointers create the increment
2940 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
2942 * gimplify.c (gimplify_self_mod_expr): Create a
2943 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2944 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
2945 * tree.def (POINTER_PLUS_EXPR): New tree code.
2946 * tree-predcom.c (ref_at_iteration): If we have a pointer
2947 type do the multiplication in sizetype.
2948 * tree-mudflap.c (mf_xform_derefs_1): Create a
2949 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2950 * tree-ssa-forwprop.c
2951 (forward_propagate_addr_into_variable_array_index):
2952 Don't expect there to be a cast for the index as that
2953 does not exist anymore.
2954 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
2955 instead of PLUS_EXPR.
2956 Don't check for the first operand of the POINTER_PLUS_EXPR
2957 was the index as it cannot be.
2958 Call forward_propagate_addr_into_variable_array_index with
2959 the SSA_NAME instead of the statement.
2960 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
2961 (compare_constant): Likewise.
2962 (copy_constant): Likewise.
2963 (compute_reloc_for_constant): Likewise.
2964 (output_addressed_constants): Likewise.
2965 (initializer_constant_valid_p): Likewise.
2966 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
2967 Convert the MIN/MAX of the inner type to the outer
2968 type before comparing them.
2969 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
2970 POINTER_PLUS_EXPR instead of PLUS_EXPR.
2971 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
2972 of PLUS_EXPR for pointers.
2973 * tree-inline.c (estimate_num_insns_1): Handle
2975 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
2976 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2977 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
2978 instead of PLUS_EXPR for the pointer increment statement.
2979 (vect_update_ivs_after_vectorizer): For pointer types, create
2980 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
2981 MULT_EXPR in sizetype.
2982 (vect_gen_niters_for_prolog_loop): Add a cast when creating
2984 * tree-object-size.c (plus_expr_object_size): Handle
2985 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
2986 code which is trying to figure out which side is a pointer and
2988 (check_for_plus_in_loops_1): Likewise.
2989 (check_for_plus_in_loops): Likewise.
2990 * c-common.c (pointer_int_sum): Create a
2991 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2992 * tree-ssa-structalias.c (handle_ptr_arith): Handle
2993 only POINTER_PLUS_EXPR. Removing all the extra
2994 code which is trying to figure out which side is a pointer and
2996 * tree-cfg.c (verify_expr): Add extra checking for pointers and
2997 PLUS_EXPR and MINUS_EXPR.
2998 Also add checking to make sure the operands of POINTER_PLUS_EXPR
3000 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
3001 with make_tree, instead of a pointer type.
3002 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
3003 for pointers instead of PLUS_EXPR.
3004 (s390_gimplify_va_arg): Likewise.
3005 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
3006 instead of PLUS_EXPR when doing addition on pointer
3007 types. Use sizetype for the second operand.
3008 (spu_gimplify_va_arg_expr): Likewise.
3009 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
3010 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
3011 a pointer. Don't create a BIT_AND_EXPR for pointer types.
3012 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
3013 for the pointer addition and also use size_int/sizetype
3015 (ix86_gimplify_va_arg): Likewise.
3016 Perform BIT_AND_EXPR on sizetype arguments.
3017 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
3018 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
3019 for the pointer additions and also use size_int for the offsets.
3020 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
3021 additions and also use size_int for the offsets. Perform
3022 BIT_AND_EXPR on sizetype arguments.
3023 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
3024 POINTER_PLUS_EXPR for pointers and create the
3025 BIT_AND_EXPR in sizetype.
3026 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
3027 instead of PLUS_EXPR for pointer addition.
3028 (rs6000_va_start): Likewise.
3029 Also use sizetype for the offset.
3030 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
3031 as PLUS_EXPR/MINUS_EXPR.
3032 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
3033 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
3034 Don't use BIT_AND_EXPR on a pointer type, convert the
3035 expression to sizetype first.
3036 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
3038 (mips_gimplify_va_arg_expr): Likewise.
3039 Don't create BIT_AND_EXPR in a pointer type.
3041 2007-06-15 Eric Christopher <echristo@apple.com>
3043 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
3044 (x86_64-*-darwin*): Ditto.
3045 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
3048 2007-06-15 Matthew Wilcox <matthew@wil.cx>
3050 * doc/extend.texi: Document behavior of __attribute__((aligned))
3053 2007-06-15 Mark Mitchell <mark@codesourcery.com>
3055 * rtlanal.c (note_stores): Improve documentation.
3057 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
3059 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
3060 LOCAL_LABEL_PREFIX): Delete.
3061 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
3062 (bfin_internal_label): Delete.
3064 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
3066 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
3067 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
3068 otherwise define to LIBGCC2_TF_CEXT.
3069 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
3070 (LIBGCC_TF_CEXT): Ditto.
3073 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
3075 PR rtl-optimization/32339
3076 * df-scan.c (df_uses_record): Don't modify flags but just add to
3077 it for df_ref_record.
3079 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
3081 * tree-mudflap.c: Fix whitespace issues.
3083 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
3085 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
3087 2007-06-14 Eric Christopher <echristo@apple.com>
3089 * config/i386/sse.md (movdi_to_sse): Rewrite body.
3090 (movv4sf): Use gcc_unreachable instead of abort.
3092 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
3095 * config/i386/sfp-machine.h (CMPtype): New define.
3096 (mach stubs): Use CMPtype instead of int as a return type.
3098 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
3100 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
3101 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
3102 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
3103 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
3104 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
3105 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
3106 config/soft-fp/soft-fp.h: Update from glibc CVS.
3108 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
3110 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
3112 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
3115 * config/v850/v850.c: Include dataflow header file.
3116 (substitute_ep_register): Fix typo.
3118 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3120 * configure.ac: Fix earlier checkin.
3121 * configure: Regenerated.
3123 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3125 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
3126 * aclocal.m4: Regenerate.
3127 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
3128 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
3129 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
3130 * configure: Regenerate.
3131 * Makefile.in (LOOSE_WARN): Subst loose_warn.
3133 * Makefile.in (quickstrap): Build libgcc too.
3135 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3137 * configure.ac: Add --enable-checking=df. Explicitly mention that
3138 the variables are initialized as for "release".
3139 * df-core.c: Use it.
3140 * configure: Regenerate.
3141 * config.in: Regenerate.
3143 2007-06-14 Bob Wilson <bob.wilson@acm.org>
3145 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
3146 validate_replace_rtx instead of replace_rtx.
3147 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
3149 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
3151 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
3152 (DWARF2_UNWIND_INFO): Override default if configured with
3154 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
3155 (ENDFILE_SPEC): Add crtend.o.
3156 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
3157 (ENDFILE_SPEC): Add crtend.o.
3158 (TARGET_USE_JCR_SECTION): Define.
3159 (MD_UNWIND_SUPPORT): Define for 32-bit target.
3161 * config/i386/cygming-crtbegin.c: New file.
3162 * config/i386/cygming-crtend.c: New file.
3164 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
3166 * config/i386/w32-unwind.h: New file.
3168 2007-06-13 Eric Christopher <echristo@apple.com>
3170 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
3171 the user set a value below STACK_BOUNDARY.
3173 2007-06-13 Thiemo Seufer <ths@networkno.de>
3175 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
3176 imply -lpthread for -pthread.
3178 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
3180 * basic-block.h: Remove the prototype for
3181 free_basic_block_vars.
3182 * cfglayout.h: Remove the prototype for
3183 insn_locators_initialize.
3184 * tree.h: Remove the prototype for emit_line_note.
3186 * tree-ssa-pre.c (mergephitemp): Remove.
3187 (init_pre): Don't use mergephitemp.
3189 2007-06-13 Eric Christopher <echristo@apple.com>
3191 * config/i386/i386.c (override_options): If we've specified
3192 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
3194 2007-06-13 Bob Wilson <bob.wilson@acm.org>
3196 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
3199 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
3201 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
3202 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
3203 (eh_store_handler): New pattern.
3204 (eh_return): Emit it instead of a plain move.
3206 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
3208 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
3209 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
3210 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
3213 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
3215 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
3216 (find_next_insn_start, find_load): New functions.
3217 (bfin_reorg): Use them to deal with the fact that parallel insns are
3218 no longer represented as a SEQUENCE.
3220 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3222 * config/sparc/sparc.c (sparc_override_options): Initialize
3225 2007-06-13 Dave Korn <dave.korn@artimi.com>
3227 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
3230 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
3232 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
3233 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
3234 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
3235 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
3236 tree-vect-transform.c: Fix comment typos. Follow spelling
3239 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
3241 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
3242 to the exit block use set.
3243 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
3244 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
3245 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
3247 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
3249 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
3250 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
3251 to indicate an error.
3252 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
3254 (dbg_cnt_process_opt): Print an error on a bad argument.
3255 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
3256 * common.opt (-fdbg-cnt-list): New.
3257 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
3259 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
3261 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
3262 flag on ref-all pointers.
3264 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
3267 * expr.c (expand_expr_addr_expr_1): Call expand_expr
3268 for the offset with the modifier as EXPAND_INITIALIZER
3269 if the modifier is EXPAND_INITIALIZER.
3270 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
3271 a register if we had an overflow.
3273 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3275 * real.c (real_isfinite): New.
3276 (real_sqrt): Use it.
3277 * real.h (real_isfinite): New.
3278 * builtins.c: Use it.
3280 2007-06-12 Ian Lance Taylor <iant@google.com>
3281 Daniel Berlin <dberlin@dberlin.org>
3284 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
3285 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
3286 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
3287 (DECL_NO_TBAA_P): Define.
3288 (struct tree_decl_common): Add no_tbaa_flag field.
3289 * tree-ssa-structalias.c (struct variable_info): Add
3290 no_tbaa_pruning field.
3291 (new_var_info): Initialize no_tbaa_pruning field.
3292 (unify_nodes): Copy no_tbaa_pruning field.
3293 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
3294 (dump_solution_for_var): Print no_tbaa_pruning flag.
3295 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
3297 (compute_tbaa_pruning): New static function.
3298 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
3299 Call compute_tbaa_pruning.
3300 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
3301 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
3302 * gimple-low.c (lower_stmt): Likewise.
3303 * tree-gimple.c (is_gimple_stmt): Likewise.
3304 * tree-ssa-operands.c (get_expr_operands): Likewise.
3305 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3306 * tree-inline.c (estimate_num_insns_1): Likewise.
3307 (copy_result_decl_to_var): Likewise.
3308 * expr.c (expand_expr_real_1): Likewise.
3309 * tree-pretty-print.c (dump_generic_node): Likewise.
3310 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
3311 * omp-low.c (omp_copy_decl_2): Likewise.
3312 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
3313 * doc/c-tree.texi (Expression trees): Document
3314 CHANGE_DYNAMIC_TYPE_EXPR.
3316 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3318 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
3319 with !HONOR_NANS and !HONOR_INFINITIES.
3320 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
3322 2007-06-12 Tristan Gingold <gingold@adacore.com>
3324 * gcov.c: Comments updated.
3325 (source_info): Add file_time field.
3326 (source_index): New variable.
3327 (mutiple_files): New variable.
3328 (generate_results): New function extracted from process_file.
3329 (process_file): Save and restore chain of functions, generate
3330 results and free structures only if not merging results.
3331 (release_structures): File names are now freed in create_file_names
3332 (create_file_names): Free previous file names.
3333 (find_source): File date is now read here and modifications in
3334 source files is checked here.
3335 (read_graph_file): Only reverse order of functions for the current
3337 (make_gcov_file_name): Do not generate long names if input_name is
3339 (output_lines): If merging results do not display graph, data and
3341 Checking source file modification is done in find_source.
3343 * doc/gcov.texi: Append an s to sourcefile.
3345 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
3347 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
3348 (forced_nop): New pattern.
3349 * config/bfin/bfin.c: Include "df.h".
3350 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
3351 (bfin_discover_loop): Use df_get_live_in instead of
3352 global_live_at_start.
3353 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
3354 df_analyze when done.
3355 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
3356 the insns. Use QImode for the final insn in a bundle. Call
3357 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
3359 (reorder_var_tracking_notes): New function.
3360 (bfin_reorg): Pass no argument to split_all_insns. Don't call
3361 update_life_info. Call df_analyze after scheduling and bundle
3362 generation. Call reorder_var_tracking_notes if generating these
3363 notes. Call df_finish_pass at the end.
3365 2007-06-12 Dirk Mueller <dmueller@suse.de>
3367 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
3368 a comparison, not an assignment.
3370 2007-06-12 Olivier Hainque <hainque@adacore.com>
3372 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
3373 Request walking the subtrees only, leaving the current is_lhs/val_only
3375 (convert_non_local_reference): Likewise.
3377 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
3379 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
3381 2007-06-12 Richard Guenther <rguenther@suse.de>
3383 PR tree-optimization/15353
3384 PR tree-optimization/31657
3385 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
3386 * timevar.def: Add TV_TREE_IFCOMBINE.
3387 * tree-pass.h (pass_tree_ifcombine): Declare.
3388 * tree-ssa-ifcombine.c: New file.
3389 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
3390 * tree-flow.h (blocks_in_phiopt_order): Declare.
3391 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
3392 (tree-ssa-ifcombine.o): New dependencies.
3394 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
3396 PR rtl-optimization/32293
3397 * combine.c (simplify_if_then_else): Truncate return from
3398 nonzero_bits() to correct mode.
3400 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
3402 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
3403 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
3405 2007-06-11 Diego Novillo <dnovillo@google.com>
3407 * Makefile.in (reload1.o-warn): Remove.
3409 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
3411 * combine.c (subst): Use reg_overlap_mentioned_p
3412 instead of comparing register numbers directly.
3414 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3416 * reload1.c (mark_home_live_1): Use the mode parameter.
3418 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3420 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
3421 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
3425 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
3427 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
3429 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3431 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
3432 from integer registers.
3433 (FP mode splitters): Handle TFmode.
3435 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
3437 * tree-ssa-structalias.c (find_what_p_points_to): Return false
3438 for ref-all pointers that point-to anything.
3440 2007-06-11 Joseph Myers <joseph@codesourcery.com>
3442 * config/arm/arm.c (arm_output_dwarf_dtprel,
3443 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
3445 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
3447 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
3448 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
3451 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
3453 * gcc/tree.c (signed_or_unsigned_type_for): New.
3454 (unsigned_type_for): Use signed_or_unsigned_type_for.
3455 (signed_type_for): Use signed_or_unsigned_type_for.
3456 * gcc/tree.h (signed_or_unsigned_type_for): New.
3457 (get_signed_or_unsigned_type): Remove.
3458 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
3459 lang_hooks.types.signed_type
3460 (size_diffop): Likewise.
3461 (all_ones_mask_p): Likewise.
3462 (build_range_check): Likewise.
3463 (fold_cond_expr_with_comparison): Likewise.
3464 (fold_cond_expr_with_comparison): Likewise.
3465 (unextend): Likewise.
3466 (extract_muldiv_1): Likewise.
3467 (fold_single_bit_test_into_sign_test): Likewise.
3468 (fold_binary): Likewise.
3469 (fold_ternary): Likewise.
3470 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
3471 instead of get_signed_or_unsigned_type.
3472 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
3473 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
3474 * gcc/expr.c (signed_or_unsigned_type_for): Use
3475 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
3476 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
3477 (lhd_signed_or_unsigned_type): Remove.
3478 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
3479 signed_or_unsigned_type.
3480 (lhd_signed_or_unsigned_type): Remove.
3481 * gcc/expmed.c (make_tree): Use signed_type_for instead of
3482 lang_hooks.types.signed_type.
3483 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
3484 c_common_signed_type instead of lang_hooks.types.signed_type.
3485 (c_common_unsigned_type): New.
3486 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
3487 (shorten_compare): Use c_common_unsigned_type instead of
3488 c_common_signed_or_unsigned_type.
3489 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
3491 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
3492 lang_hooks.types.signed_type.
3493 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
3494 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
3495 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
3496 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
3497 instead of unsigned_type_for.
3498 * gcc/c-decl.c (groakdeclarator): Likewise.
3499 * gcc/c-typeck.c (convert_for_assignment): Likewise.
3500 * gcc/c-common.h (c_common_unsigned_type): New.
3502 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3505 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
3506 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
3508 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3511 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
3512 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
3514 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
3515 Sebastian Pop <sebpop@gmail.com>
3517 * lambda-code.c (remove_iv): New.
3518 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
3520 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
3522 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
3523 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
3524 * tree-ssa-loop-prefetch.c: Include optabs.h.
3525 (FENCE_FOLLOWING_MOVNT): New macro.
3526 (struct mem_ref): Add independent_p and storent_p fields.
3527 (record_ref): Initalize the new fields.
3528 (gather_memory_references_ref): Return true if the reference
3530 (gather_memory_references): Check whether all memory accesses
3531 in loop were recorded.
3532 (should_issue_prefetch_p): Return false for nontemporal stores.
3533 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
3534 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
3535 (determine_loop_nest_reuse): Detect independent memory references.
3536 (loop_prefetch_arrays): Call mark_nontemporal_stores.
3537 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
3538 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
3539 * config/i386/i386.h (x86_mfence): Declare.
3540 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
3541 * config/i386/i386.c (x86_mfence): New variable.
3542 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
3544 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
3545 * optabs.c (init_optabs): Initialize storent_optab.
3546 * optabs.h (enum optab_index): Add OTI_storent.
3547 (storent_optab): Declare.
3548 * genopinit.c (optabs): Add initialization for storent_optab.
3549 * tree.h (MOVE_NONTEMPORAL): New macro.
3550 * expr.c (expand_assignment, store_expr, store_constructor_field,
3551 store_constructor, store_field, expand_expr_real_1): Propagate
3552 nontemporality of the expanded store.
3553 (emit_storent_insn): New function.
3554 * expr.h (expand_assignment, store_expr): Declaration changed.
3555 * function.c (assign_parm_setup_reg): Pass false as nontemporality
3556 to expand_assignment.
3557 * stmt.c (expand_asm_expr): Ditto.
3558 * calls.c (initialize_argument_information): Pass false as
3559 nontemporality to store_expr.
3560 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
3563 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
3565 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
3567 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
3569 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
3571 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
3572 and allow DECL_P here.
3574 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
3576 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
3577 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
3578 track of the size of the expression.
3579 * cfghooks.c (merge_blocks): Remove block from loops structure only
3580 after call of the merge_blocks hook.
3582 2007-06-09 Tom Tromey <tromey@redhat.com>
3584 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
3585 (deprecated_state): Removed.
3586 (start_decl): Update.
3587 (enum deprecated_states): Moved earlier.
3588 (groktypename): Update.
3589 (push_parm_decl): Likewise.
3590 (grokfield): Likewise.
3591 (start_function): Likewise.
3593 2007-06-09 Ian Lance Taylor <iant@google.com>
3595 PR tree-optimization/32169
3596 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
3597 CONVERT_EXPR, check whether min and max both converted to an
3598 overflow infinity representation.
3600 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
3602 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
3603 not inserted on the edge.
3605 2007-06-08 Bob Wilson <bob.wilson@acm.org>
3607 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
3608 instructions if they are supported.
3609 (__divsi3, __umodsi3, __modsi3): Likewise.
3610 (__ashldi3, __ashrdi3, __lshrdi3): New.
3611 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
3613 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
3614 Tony Linthicum <tony.linthicum@amd.com>
3616 * doc/invoke.texi: Add fvect-cost-model flag.
3617 * common.opt (fvect-cost-model): New flag.
3618 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
3619 cost fields in stmt_vec_info struct for STMT.
3620 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
3621 fields in stmt_vec_info struct and access functions for the same.
3622 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
3623 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
3624 load, store and vector to scalar operation.
3625 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
3626 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
3627 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
3628 (TARG_VEC_STORE_COST): Define cost of vector store.
3629 (vect_estimate_min_profitable_iters): Define new function.
3630 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
3631 check to evaluate if loop iterations are less than minimum profitable
3632 iterations determined by cost model or minimum vect loop bound defined
3633 by user, whichever is more conservative.
3634 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
3635 run-time check to evaluate if loop iterations are less than minimum
3636 profitable iterations determined by cost model or minimum vect loop
3637 bound defined by user, whichever is more conservative.
3638 (vect_estimate_min_profitable_iterations): New function to estimate
3639 mimimimum iterartions required for vector version of loop to be
3640 profitable over scalar version.
3641 (vect_model_reduction_cost): New function.
3642 (vect_model_induction_cost): New function.
3643 (vect_model_simple_cost): New function.
3644 (vect_cost_strided_group_size): New function.
3645 (vect_model_store_cost): New function.
3646 (vect_model_load_cost): New function.
3647 (vectorizable_reduction): Call vect_model_reduction_cost during
3649 (vectorizable_induction): Call vect_model_induction_cost during
3651 (vectorizable_load): Call vect_model_load_cost during analysis phase.
3652 (vectorizable_store): Call vect_model_store_cost during analysis phase.
3653 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
3654 vectorizable_promotion, vectorizable_demotion): Call
3655 vect_model_simple_cost during analysis phase.
3657 2007-06-08 Simon Baldwin <simonb@google.com>
3659 * reg-stack.c (get_true_reg): Readability change. Moved default case
3660 label into direct switch statement scope.
3662 2007-06-08 Simon Baldwin <simonb@google.com>
3664 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
3665 in gcc_assert() with '==' comparison.
3667 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3669 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
3670 TARGET_ABM handling of x86_popcnt variable.
3672 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3674 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
3675 __builtin_copysignq and __builtin_infq built-in functions.
3677 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3679 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
3680 SSE4.2 section. Correct built-in function names in SSE4A section.
3682 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3684 PR tree-optimization/32243
3685 * tree-vect-transform.c (vectorizable_type_promotion): Move check
3686 for ncopies after ratio check between nunits_out and nunits_in.
3687 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
3689 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
3691 PR tree-optimization/32224
3692 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
3693 vectorization upon a non GIMPLE_MODIFY_STMT.
3695 2007-06-08 Christian Bruel <christian.bruel@st.com>
3698 * config/sh/sh.md (doloop_end): New pattern and splitter.
3699 * loop-iv.c (simple_rhs_p): Check for hardware registers.
3701 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
3704 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
3706 (verify_dominators): Do not change dominance tree.
3708 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
3710 * config/sh/constraints.md: New file.
3711 * config/sh/sh.c: Include tm-constrs.h.
3712 (reg_class_from_letter): Remove.
3713 (prepare_cbranch_operands): Use satisfies_constraint_*
3714 function instead of macro.
3715 (andcosts, broken_move, sh_secondary_reload): Likewise.
3716 * config/sh/predicates.md (trapping_target_operand): Likewise.
3717 (and_operand, arith_operand, arith_reg_or_0_operand,
3718 cmp_operand, logical_operand, target_operand,
3719 ua_address_operand, ua_offset, xor_operand): Likewise.
3720 * config/sh/sh.md: Include constraints.md.
3721 (*movsicc_t_false): Use satisfies_constraint_* function
3723 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
3724 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
3725 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
3726 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
3727 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
3728 (REG_CLASS_FROM_CONSTRAINT): Remove.
3729 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
3730 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
3731 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
3732 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
3733 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
3734 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
3735 function instead of macro.
3736 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3737 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
3738 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
3739 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
3740 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
3741 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
3742 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
3743 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
3744 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
3745 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
3746 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
3747 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
3748 EXTRA_CONSTRAINT_STR): Likewise.
3749 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
3751 2007-06-07 Geoffrey Keating <geoffk@apple.com>
3753 * config/i386/darwin.h (STACK_BOUNDARY): Define.
3755 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
3758 * c-common.h (flag_cpp0x): Replaced by...
3759 (cxx_dialect): ... this new variable specifying the C++ dialect that
3761 * c-common.c (flag_cpp0x): Removed.
3762 (cxx_dialect): Defined.
3763 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
3765 * c-opts.c (c_common_post_options): Likewise.
3766 (set_std_cxx98): Set cxx_dialect to cxx98.
3767 (set_std_cxx0x): Set cxx_dialect to cxx0x.
3769 2007-06-07 Geoffrey Keating <geoffk@apple.com>
3770 Hui-May Chang <hm.chang@apple.com>
3772 * doc/invoke.texi (Darwin Options): Update documentation for
3773 -mmacosx-version-min.
3774 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
3775 * config/darwin-driver.c: New file.
3776 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
3777 * config/t-darwin (darwin-driver.o): New rule.
3779 * config/darwin-c.c (version_as_macro): Ignore low digit.
3781 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
3783 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
3784 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
3785 (CSGNMODE): New mode macro.
3786 (CSGNVMODE): New mode attribute.
3787 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
3788 expander using CSGNMODE mode macro. Handle TFmode.
3789 (copysign<mode>3_const): Rename from copysignsf3_const and
3790 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
3792 (copysign<mode>3_var): Rename from copysignsf3_var and
3793 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
3795 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
3796 mode macro. Handle TFmode.
3797 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
3798 (iortf3, *iortf3): Ditto.
3799 (xortf3, *xortf3): Ditto.
3800 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
3801 TFmode and TImode masks.
3802 (ix86_expand_copysign): Expand TFmode copysign insn.
3803 (IX86_BUILTIN_INFQ): New.
3804 (IX86_BUILTIN_FABSQ): Ditto.
3805 (IX86_BUILTIN_COPYSIGNQ): Ditto.
3806 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
3807 [__builtin_fabsq]: Ditto.
3808 [__builtin_copysignq]: Ditto.
3809 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
3810 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
3811 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
3812 ix86_expand_binop_builtin().
3814 2007-06-07 Bob Wilson <bob.wilson@acm.org>
3816 * config/xtensa/lib1funcs.asm: Clean up whitespace.
3818 2007-06-07 Steve Ellcey <sje@cup.hp.com>
3821 * rtl.h (push_to_sequence2): New.
3822 * emit-rtl.c (push_to_sequence2): New.
3823 * function.c (assign_parm_data_all): Add new fields.
3824 (assign_parm_setup_block): Call push_to_sequence2 instead of
3826 (assign_parm_setup_reg): Ditto.
3827 (assign_parm_setup_stack): Ditto.
3828 (assign_parms_unsplit_complex): Ditto.
3829 (assign_parms): Change field name.
3831 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
3833 PR tree-optimization/32220
3834 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
3835 phi node is reached before defining statement.
3837 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3840 * tree-vect-transform.c (vectorizable_call): Call update_stmt
3841 after changing the right hand side of the assignment.
3843 2007-06-06 Eric Christopher <echristo@apple.com>
3845 * config.gcc (i?86-*-darwin*): Remove arch parameter.
3846 (x86_64-*-darwin*): Ditto.
3847 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
3848 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
3850 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3852 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
3854 (add_key): Likewise.
3855 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
3856 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
3858 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
3860 (add_cost_one_coalesce): Likewise.
3861 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
3862 variable names. Rename orig to orig_name for consistency.
3863 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
3865 (cprop_into_successor_phis): Avoid using C++ keywords as variable
3867 (record_equivalences_from_stmt): Likewise.
3868 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
3869 the coding conventions.
3870 (memory_ssa_name_same): Likewise.
3871 (dse_optimize_stmt): Likewise.
3872 (dse_record_phis): Likewise.
3873 (dse_finalize_block): Likewise.
3874 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
3875 keywords as variable names.
3876 (may_move_till): Cast according to the coding conventions.
3877 (force_move_till_expr): Avoid using C++ keywords as variable names.
3878 (force_move_till): Cast according to the coding conventions.
3879 (memref_hash): Likewise.
3880 (memref_eq): Likewise.
3881 (gather_mem_refs_stmt): Likewise.
3882 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
3883 using C++ keywords as variable names.
3884 (idx_find_step): Cast according to the coding conventions.
3885 (idx_record_use): Likewise.
3886 (find_depends): Likewise.
3887 (prepare_decl_rtl): Likewise.
3888 (mbc_entry_hash): Likewise.
3889 (mbc_entry_eq): Likewise.
3890 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
3891 (simplify_replace_tree): Avoid using C++ keywords as variable names.
3892 (idx_infer_loop_bounds): Cast according to the coding conventions.
3893 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
3894 * tree-ssa-math-opts.c (occ_new ): Likwise.
3895 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
3897 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
3899 (add_use_op): Likewise.
3900 (add_vop): Likewise.
3901 (add_vuse_op): Likewise.
3902 (add_vdef_op): Likewise.
3903 (get_expr_operands): Likewise.
3904 (push_stmt_changes): Use type safe memory macros.
3905 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
3906 keywords as variable names.
3907 (conditional_replacement): Likewise.
3908 (minmax_replacement): Likewise.
3909 (abs_replacement): Likewise.
3910 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
3912 (insert_fake_stores): Avoid using C++ keywords as variable names.
3913 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
3915 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
3916 (heapvar_insert): Use type safe memory macros.
3917 (new_var_info): Cast according to the coding conventions.
3918 (new_constraint): Likewise.
3919 (remove_preds_and_fake_succs): Use type safe memory macros.
3920 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
3922 (thread_single_edge): Likewise.
3923 (thread_through_loop_header): Likewise.
3925 2007-06-06 Eric Christopher <echristo@apple.com>
3927 * config/i386/i386.c (override_options): Move handling
3928 of TARGET_SUBTARGET* earlier.
3930 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
3932 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
3935 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
3937 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
3938 emited outside of basic block.
3939 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
3941 * rtl.h (delete_insn_chain): Declaration changed.
3942 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
3944 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
3945 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
3946 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
3947 to delete_insn_chain.
3948 (rtl_verify_flow_info_1): Verify that the insns in header and footer
3949 do not have bb field set.
3950 (rtl_verify_flow_info): Verify that insns between basic blocks do not
3952 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
3953 * cfgcleanup.c (try_optimize_cfg): Ditto.
3955 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3957 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
3958 (lambda_body_vector_new): Use type safe memory macros.
3959 (lambda_linear_expression_new): Likewise.
3960 (lambda_loopnest_new): Likewise.
3961 (lambda_lattice_new): Likewise.
3962 (replace_uses_equiv_to_x_with_y): Cast according to the coding
3963 conventions. Use type safe memory macros.
3964 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
3965 (lambda_body_vector_s): Likewise.
3966 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
3967 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
3969 2007-06-06 Richard Guenther <rguenther@suse.de>
3971 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
3972 if we need to schedule cfg_cleanup.
3973 (tree_ssa_forward_propagate_single_use_vars): Do so.
3975 2007-06-06 Ian Lance Taylor <iant@google.com>
3977 * fold-const.c (merge_ranges): If range_successor or
3978 range_predecessor fail, just return 0.
3980 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3982 PR tree-optimization/32216
3983 * tree-vectorizer.c (supportable_widening_operation): Determine
3984 signedness of FIX_TRUNC_EXPR from output operand.
3985 (supportable_narrowing_operation): Ditto.
3986 * tree-vect-generic.c (expand_vector_operations_1): Determine
3987 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
3990 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3992 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
3993 (struct pta): ...from here. Change flags to unsigned to avoid
3994 excessive casting (as it is used as a bit mask).
3995 (override_options): Add casts according to the coding convenventions.
3996 (x86_64_elf_unique_section): Likewise.
3997 (examine_argument): Avoid using C++ keywords as variable names.
3998 (construct_container): Likewise.
3999 (legitimize_pic_address): Likewise.
4000 (get_dllimport_decl): Cast according to the coding conventions. Use
4001 type safe memory macros.
4002 (legitimize_address): Cast according to the coding conventions.
4003 (emit_i387_cw_initialization): Corrected the type of slot to enum
4005 (ix86_init_machine_status): Use type safe memory macros.
4006 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
4007 (bdesc_pcmpistr): Likewise.
4008 (bdesc_crc32): Likewise.
4009 (bdesc_sse_3arg): Likewise.
4010 (bdesc_2arg): Likewise.
4011 (bdesc_1arg): Likewise.
4012 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
4013 (ix86_expand_sse_pcmpistr): Likewise.
4014 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
4015 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
4016 int to match the langhook definition.
4017 (ix86_builtin_conversion): Change the type of code to unsigned init to
4018 match the langhook definition.
4019 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
4021 (ix86_preferred_output_reload_class): Likewise.
4022 (ix86_cannot_change_mode_class): Likewise.
4023 (ix86_memory_move_cost): Likewise.
4024 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
4025 avoid excessive casting later on.
4026 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
4028 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
4030 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
4031 as flags setting insn.
4032 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
4034 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
4036 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
4037 (UNSPEC_ROUND): New.
4038 ("sse4_1_round<mode>2"): New insn pattern.
4039 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
4041 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
4042 expander using SSEMODEF mode macro. Expand using
4043 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
4044 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
4045 expander using SSEMODEF mode macro. Expand using
4046 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
4047 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
4048 expander using SSEMODEF mode macro. Expand using
4049 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
4050 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
4051 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
4052 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
4055 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
4056 Sebastian Pop <sebpop@gmail.com>
4058 * lambda.h (build_linear_expr): New.
4059 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
4060 Use build_linear_expr, call fold and force_gimple_operand.
4061 (lambda_loopnest_to_gcc_loopnest): Check that there is
4062 something to insert.
4063 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
4065 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
4067 PR preprocessor/23479
4068 * doc/extend.texi: Document the 0b-prefixed binary integer
4071 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4073 PR tree-optimization/32215
4074 * tree-vectorizer.c (supportable_widening_operation): Return false
4075 for unsupported FIX_TRUNC_EXPR tree code.
4076 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
4078 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
4080 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
4081 register on SPE targets. Change documentation to reflect
4083 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
4084 Change FIXED_SCRATCH to 14 and document why we're keeping r14
4085 out of the register allocation pool.
4086 (rs6000_reg_live_or_pic_offset_p): New function.
4087 (rs6000_emit_prologue): Move the actual saving of LR up to free
4088 r0 for holding r11. Split saving of SPE 64-bit registers into
4089 its own case. Ensure that offsets will always be in-range for
4090 'evstdd' by using r11 as a scratch register to point at the start
4091 of the SPE save area. Save r11 if necessary, as it is the static
4093 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
4094 into its own case. Ensure that offsets will always be in-range
4095 for 'evldd' by using r11 as a scratch register to point at the
4096 start of the SPE save area. Also adjust r11 when restoring
4097 the stack pointer to compensate for pre-loading r11.
4099 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
4101 * cfg.c (init_flow): Use type safe memory macros.
4102 (alloc_block): Likewise.
4103 (unchecked_make_edge): Likewise.
4104 (dump_flow_info): Avoid using C++ keywords as variable names.
4105 (copy_original_table_clear): Cast according to the coding conventions.
4106 (copy_original_table_set): Likewise.
4107 * cfgexpand (label_rtx_for_bb): Likewise.
4108 (expand_gimple_basic_block): Likewise.
4109 * cfghooks.c (dump_bb): Likewise.
4110 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
4112 (lv_add_condition_to_bb): Likewise.
4113 * cfglayout (relink_block_chain): Cast according to the coding
4115 (fixup_reorder_chain): Likewise.
4116 (fixup_fallthru_exit_predecessor): Likewise.
4117 * cfgloop.c (glb_enum_p): Likewise.
4118 (get_exit_description): Likewise.
4119 (dump_recorded_exit): Likewise.
4120 * cfgloop.h (enum loop_estimation): Move out of struct scope...
4121 (struct loop): ... from here.
4122 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
4124 * cfgrtl.c (rtl_create_basic_block): Likewise.
4125 (rtl_split_block): Likewise.
4126 (rtl_dump_bb): Likewise.
4127 (cfg_layout_split_block): Likewise.
4128 (init_rtl_bb_info): Use typesafe memory macros.
4130 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
4131 * graphds.h: Updated all usages of edge to graph_edge.
4132 * graphds.c: Likewise.
4133 * cfgloopanal.c: Likewise.
4135 2007-06-05 Ian Lance Taylor <iant@google.com>
4137 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
4138 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
4139 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
4141 (test_for_singularity): Likewise.
4143 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
4145 * config/i386/constraints.md ("Y2"): Replaced by ...
4147 * config/i386/i386.md: Likewise.
4148 * config/i386/mmx.md: Likewise.
4149 * config/i386/sse.md: Likewise.
4151 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
4153 * config/i386/constraints.md ("z"): Replaced by ...
4155 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
4156 (sse4_1_blendvps): Likewise.
4157 (sse4_1_pblendvb): Likewise.
4158 (sse4_2_pcmpestr): Likewise.
4159 (sse4_2_pcmpestrm): Likewise.
4160 (sse4_2_pcmpestr_cconly): Likewise.
4161 (sse4_2_pcmpistr): Likewise.
4162 (sse4_2_pcmpistrm): Likewise.
4163 (sse4_2_pcmpistr_cconly): Likewise.
4165 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
4167 * matrix-reorg.c (transform_access_sites): Fix computation.
4168 (transform_allocation_sites): Same.
4170 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4172 * config/i386/i386.c (override_options): Use
4173 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
4175 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4177 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
4178 (nonimm_not_xmm0_operand): Ditto.
4179 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
4180 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
4181 as operand[2] predicate. Require "z" class XMM register for
4182 operand[3]. Adjust asm template.
4183 ("sse4_1_blendvpd"): Ditto.
4184 ("sse4_1_pblendvb"): Ditto.
4185 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
4186 force op2 into xmm0 register for variable blend instructions.
4188 2007-06-04 Tom Tromey <tromey@redhat.com>
4190 * c-tree.h (start_enum): Update.
4191 (build_enumerator): Likewise.
4192 * c-decl.c (enum_next_value): Removed.
4193 (enum_overflow): Likewise.
4194 (start_enum): Add c_enum_contents argument. Don't use globals.
4195 (build_enumerator): Likewise.
4196 * c-tree.h (struct c_enum_contents): New struct.
4198 2007-06-04 Tom Tromey <tromey@redhat.com>
4200 * c-common.c (c_common_get_alias_set): Fix indentation.
4202 2007-06-04 Ian Lance Taylor <iant@google.com>
4204 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
4205 to overflow, reduce overflow infinity to regular infinity.
4206 (vrp_var_may_overflow): New static function.
4207 (vrp_visit_phi_node): Check vrp_var_may_overflow.
4209 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
4211 * stor-layout.c (layout_type): Remove duplicate code.
4213 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
4216 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
4217 before build_common_builtin_nodes ().
4219 2007-06-04 Steve Ellcey <sje@cup.hp.com>
4222 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
4224 2007-06-04 Jan Hubicka <jh@suse.cz>
4226 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
4227 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
4228 instead of _stat version.
4230 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
4232 PR tree-optimization/32194
4233 * tree-predcom.c (determine_offset): Check that both references have
4236 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
4238 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
4239 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
4240 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
4241 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
4242 Add argument to iterate_fix_dominators call.
4243 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
4244 * gcse.c (hoist_code): Change domby to vector.
4245 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
4246 Add argument to iterate_fix_dominators call.
4247 * loop-doloop.c (doloop_modify): Changed recount_dominator to
4248 recompute_dominator.
4249 * lambda-code.c (perfect_nestify): Ditto.
4250 * cfgloopanal.c: Include graphds.h.
4251 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
4252 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
4253 (mark_irreducible_loops): Use graphds_scc. Remove argument from
4255 * graphds.c: New file.
4256 * graphds.h: New file.
4257 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
4258 (get_dominated_by, get_dominated_by_region): Change return type to
4260 (verify_dominators): Recompute all dominators and compare the results.
4261 (recount_dominator): Renamed to ...
4262 (recompute_dominator): ... this. Do not check that the block is
4264 (iterate_fix_dominators): Reimplemented.
4265 (prune_bbs_to_update_dominators, root_of_dom_tree,
4266 determine_dominators_for_sons): New functions.
4267 * et-forest.c (et_root): New function.
4268 * et-forest.h (et_root): Declare.
4269 * Makefile.in (graphds.o): Add.
4270 (cfgloopanal.o): Add graphds.h dependency.
4271 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
4272 * basic-block.h (get_dominated_by, get_dominated_by_region,
4273 iterate_fix_dominators): Declaration changed.
4274 (recount_dominator): Renamed to ...
4275 (recompute_dominator): ... this.
4276 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
4277 (thread_through_all_blocks): Do not free dominance info.
4279 2007-06-03 Andreas Schwab <schwab@suse.de>
4281 * config/m68k/m68k.c (override_options): Don't override
4283 * config/m68k/m68k-modes.def (SF, DF): Define to use
4284 motorola_single_format and motorola_double_format, resp.
4285 * real.c (motorola_single_format): Renamed from
4286 coldfire_single_format.
4287 (motorola_double_format): Renamed from coldfire_double_format.
4288 (encode_ieee_extended): Generate a proper canonical NaN image
4289 respecting canonical_nan_lsbs_set.
4290 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
4292 * real.h: Adjust declarations.
4294 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
4297 * config/sh/sh.md (symGOT_load): Don't schedule insns when
4298 the symbol is generated with the stack protector.
4300 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
4302 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
4303 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
4305 * doc/extend.texi (interrupt): Mention m68k.
4307 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
4309 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
4310 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
4311 (ix86_expand_sse_pcmpestr): Do not check operands for
4312 "register_operand", when insn operand predicate is "register_operand".
4313 (ix86_expand_sse_pcmpistr): Ditto.
4315 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
4316 Uros Bizjak <ubizjak@gmail.com>
4318 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
4319 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
4320 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
4321 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
4322 * config/i386/constraints.md ("z"): New register constraint
4323 for members of SSE_FIRST_REG class.
4324 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
4325 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
4326 SSE_FIRST_REG class.
4327 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
4328 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
4329 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
4330 (IX86_BUILTIN_PCMPESTRM128): Likewise.
4331 (IX86_BUILTIN_PCMPESTRA128): Likewise.
4332 (IX86_BUILTIN_PCMPESTRC128): Likewise.
4333 (IX86_BUILTIN_PCMPESTRO128): Likewise.
4334 (IX86_BUILTIN_PCMPESTRS128): Likewise.
4335 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
4336 (IX86_BUILTIN_PCMPISTRI128): Likewise.
4337 (IX86_BUILTIN_PCMPISTRM128): Likewise.
4338 (IX86_BUILTIN_PCMPISTRA128): Likewise.
4339 (IX86_BUILTIN_PCMPISTRC128): Likewise.
4340 (IX86_BUILTIN_PCMPISTRO128): Likewise.
4341 (IX86_BUILTIN_PCMPISTRS128): Likewise.
4342 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
4343 (struct builtin_description): Change "flag" field to unsigned.
4344 (bdesc_pcmpestr): New builtin description table.
4345 (bdesc_pcmpistr): Likewise.
4346 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
4347 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
4348 Initialize pcmp[ei]str[im] insns for SSE4.2.
4349 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
4350 (ix86_expand_sse_pcmpistr): Likewise.
4351 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
4352 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
4353 (UNSPEC_PCMPISTR): Likewise.
4354 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
4355 (sse4_2_pcmpestri):New isns pattern.
4356 (sse4_2_pcmpestrm): Likewise.
4357 (sse4_2_pcmpestr_cconly): Likewise.
4358 (sse4_2_pcmpistr): New insn patern and splitter.
4359 (sse4_2_pcmpistri):New isns pattern.
4360 (sse4_2_pcmpistrm): Likewise.
4361 (sse4_2_pcmpistr_cconly): Likewise.
4362 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
4365 2007-06-01 David Daney <ddaney@avtrex.com>
4367 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
4368 LOADGP_ABSOLUTE and not binds_local_p.
4370 2007-06-01 Geoffrey Keating <geoffk@apple.com>
4372 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
4374 2007-06-01 Ian Lance Taylor <iant@google.com>
4376 * tree-vrp.c (compare_name_with_value): Always set
4377 used_strict_overflow if we get a result from the variable itself.
4379 2007-06-01 Ian Lance Taylor <iant@google.com>
4381 PR rtl-optimization/31455
4382 * lower-subreg.c (find_decomposable_subregs): Don't decompose
4383 subregs which have a cast between modes which are not tieable.
4385 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
4387 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
4388 breaks after return statements.
4390 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
4392 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
4393 only after no_new_pseudos.
4395 2007-05-31 Eric Christopher <echristo@apple.com>
4397 * expr.c (convert_move): Assert that we don't have a BLKmode
4399 (store_expr): Handle BLKmode moves by calling emit_block_move.
4401 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
4403 * c-typeck.c (build_indirect_ref): Include type in error message.
4404 (build_binary_op): Pass types to binary_op_error.
4405 * c-common.c (binary_op_error): Take two type arguments, print out
4407 * c-common.h (binary_op_error): Update prototype.
4409 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
4411 * config/i386/i386.c: Correct coments on -mno-sse4.
4413 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
4415 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
4416 (x86_64-*-*): Likewise.
4417 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
4418 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
4419 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
4420 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
4421 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
4422 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
4423 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
4424 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
4425 (OPTION_MASK_ISA_SSE4): Likewise.
4426 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
4427 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
4428 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
4429 (override_options): Support SSE4.2.
4430 (ix86_build_const_vector): Support SImode and DImode.
4431 (ix86_build_signbit_mask): Likewise.
4432 (ix86_expand_int_vcond): Support V2DImode.
4433 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
4434 (IX86_BUILTIN_CRC32HI): Likewise.
4435 (IX86_BUILTIN_CRC32SI): Likewise.
4436 (IX86_BUILTIN_CRC32DI): Likewise.
4437 (IX86_BUILTIN_PCMPGTQ): Likewise.
4438 (bdesc_crc32): Likewise.
4439 (bdesc_sse_3arg): Likewise.
4440 (ix86_expand_crc32): Likewise.
4441 (ix86_init_mmx_sse_builtins): Support SSE4.2.
4442 (ix86_expand_builtin): Likewise.
4443 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
4444 __SSE4_2__ for -msse4.2.
4445 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
4446 (CRC32MODE): Likewise.
4447 (crc32modesuffix): Likewise.
4448 (crc32modeconstraint): Likewise.
4449 (sse4_2_crc32<mode>): Likewise.
4450 (sse4_2_crc32di): Likewise.
4451 * config/i386/i386.opt (msse4.2): New for SSE4.2.
4453 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
4454 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
4455 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
4456 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
4457 (vcondu<mode>): Likewise.
4458 * doc/extend.texi: Document SSE4.2 built-in functions.
4459 * doc/invoke.texi: Document -msse4.2/-msse4.
4461 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
4463 PR tree-optimization/32160
4464 * tree-predcom.c (predcom_tmp_var): New function. Mark created
4465 variable as gimple reg.
4466 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
4468 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
4470 * gcc.c (main): Don't consider linker options when issuing the
4471 warning about a linker input file not being used.
4473 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4475 * tree-vrp.c (compare_names): Initialize sop.
4477 2007-05-30 Dirk Mueller <dmueller@suse.de>
4479 * cgraphunit.c (cgraph_analyze_function): Remove
4480 computation of inline parameters.
4482 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4484 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
4486 2007-05-30 Richard Sandiford <richard@codesourcery.com>
4488 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
4489 Add vx-common.h. Include vxworks.h between vx-common.h and
4491 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
4493 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
4494 (TARGET_ASM_DESTRUCTOR): Likewise.
4495 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
4496 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
4497 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
4498 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
4499 (VXWORKS_ENDIAN_SPEC): Define.
4500 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
4501 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
4502 VXWORKS_* equivalents.
4503 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
4504 (ASM_FILE_START): Delete.
4505 (TARGET_VERSION): Reformat.
4506 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
4507 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
4508 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
4509 (FPBIT, DPBIT): Define.
4510 (fp-bit.c, dp-bit.c): New rules.
4511 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
4512 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
4513 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
4514 * config/arm/arm.h: Include vxworks-dummy.h.
4515 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
4516 Mark with ATTRIBUTE_UNUSED.
4517 (arm_override_options): Do not allow VxWorks RTP PIC to be used
4518 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
4519 make it incompatible with -msingle-pic-base.
4520 (arm_function_ok_for_sibcall): Return false for calls that might
4521 go through a VxWorks PIC PLT entry.
4522 (require_pic_register): New function, split out from...
4523 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
4525 (arm_load_pic_register): Handle the VxWorks RTP initialization
4526 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
4527 (arm_emit_call_insn): New function.
4528 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
4529 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
4530 (pic_offset_arm): New pattern.
4531 (call, call_value): Use arm_emit_call_insn.
4532 (call_internal, call_value_internal): New expanders.
4533 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
4534 VxWorks unless __PIC__.
4536 2007-05-30 Eric Christopher <echristo@gmail.com>
4538 * genrecog.c: Include regs.h in generated file.
4539 * genemit.c: Ditto. Fix up formatting.
4540 * config/mn10300/constraints.md: New.
4541 * config/mn10300/mn10300.md: Include.
4542 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
4543 Fix up for removed macro.
4544 * config/mn10300/predicates.md (call_address_operand): Ditto.
4545 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
4546 (CONST_OK_FOR_I): Ditto.
4547 (CONST_OK_FOR_J): Ditto.
4548 (CONST_OK_FOR_K): Ditto.
4549 (CONST_OK_FOR_L): Ditto.
4550 (CONST_OK_FOR_M): Ditto.
4551 (CONST_OK_FOR_N): Ditto.
4552 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
4556 (EXTRA_CONSTRAINT): Ditto.
4558 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4560 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
4562 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
4563 OPTION_MASK_ISA_64BIT.
4564 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
4566 2007-05-30 Richard Guenther <rguenther@suse.de>
4569 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
4570 types for comparison.
4571 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
4572 with original typed arguments.
4573 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
4575 2007-05-30 Jakub Jelinek <jakub@redhat.com>
4577 PR tree-optimization/31769
4578 * except.c (duplicate_eh_regions): Clear prev_try if
4579 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
4581 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
4583 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
4584 * tree-ssa-sink.c (statement_sink_location): Return basic block and
4585 bsi of the location where statements should be inserted.
4586 (sink_code_in_bb): Take bsi from statement_sink_location.
4587 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
4588 instead of bsi_start.
4589 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
4591 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
4592 (bsi_move_before): Document inconsistency with bsi_move_after.
4593 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
4595 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4597 * config/i386/i386.h (TARGET_ABM): New define.
4598 (TARGET_POPCNT): Ditto.
4599 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
4600 New temporary defines to redefine from OPTION_ISA_* defines.
4601 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
4602 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
4603 (ix86_isa_flags): New extern int declaration.
4604 (TARGET_SUBTARGET_DEFAULT): New define.
4605 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
4606 (TARGET_SUBTARGET32_DEFAULT): Ditto.
4607 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
4608 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
4609 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
4610 * config/i386/darwin.h: Change TARGET_64BIT define to
4613 * config/i386/i386.opt (m3dnowa): Define as undocumented option
4614 using existing "ix86_isa_flags" varible.
4615 (m32, m64): Use existing "ix86_isa_flags" variable.
4616 (mmmx, m3dnow): Ditto.
4617 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
4618 (mabm): Define as non-negative option using "x86_abm" variable.
4619 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
4621 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
4622 Rewrite feature test bitmap.
4623 (ix86_isa_flags): New initialized global int varible.
4624 (ix86_isa_flags_explicit): New static int variable.
4625 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
4626 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
4627 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
4628 target_flags_explicit.
4629 (override_options): Remove "target_enable" and "target_disable" fields
4630 from "struct ptt". Update processor_target_table accordingly. Remove
4631 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
4632 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
4633 "target_flags" and "ix86_isa_flags_explicit" instead of
4634 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
4635 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
4636 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
4637 to true when either of PTA_POPCNT or PTA_ABM is set in
4638 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
4639 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
4640 processor_alias_table flags entry. Remove handling of
4641 "target_enable" and "target_disable" fields of processor_target_table.
4642 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
4643 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
4644 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
4645 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
4646 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
4648 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
4650 2007-05-29 David Daney <ddaney@avtrex.com>
4653 * config/mips/mips.c (mips_output_mi_thunk): Emit
4654 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
4656 2007-05-29 Hui-May Chang <hm.chang@apple.com>
4657 * config/i386/i386.c (ix86_function_regparm): Added checking of
4658 ix86_force_align_arg_pointer to determine the number of
4659 register parameters.
4661 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
4663 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
4664 (SET_DR_MISALIGNMENT): New.
4665 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
4666 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
4667 Use SET_DR_MISALIGNMENT.
4668 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
4670 * tree-data-ref.c (create_data_ref, compute_all_dependences,
4671 find_loop_nest): Export.
4672 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
4673 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
4674 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
4675 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
4677 (struct mem_ref): Add field reuse_distance.
4678 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
4679 Initialize reuse_distance field.
4680 (issue_prefetch_ref): Select temporality of prefetch according to
4682 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
4683 self_reuse_distance, determine_loop_nest_reuse): New functions.
4684 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
4685 (tree_ssa_prefetch_arrays): Dump L2 cache size.
4686 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
4689 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
4691 * tree-ssa-alias.c: Add aliasing overview.
4693 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
4694 Danny Smith <dannysmith@users.sourceforge.net>
4697 * config/i386/t-crtfm: Compile crtfastmath.o with
4698 -minline-all-stringops.
4699 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
4700 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
4702 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4704 * doc/md.texi: Document constraints on HP PA-RISC.
4706 * pa/constraints.md: New file.
4707 * pa.md: Include constraints.md.
4708 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
4709 (integer_store_memory_operand, ldil_cint_p): New functions.
4710 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
4711 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
4712 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
4713 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
4714 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
4716 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
4719 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
4720 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
4721 case POSTDECREMENT_EXPR>): Return the error_mark_node
4722 if either the real or imaginary parts would an
4725 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
4727 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
4728 name when we remove it from a call.
4730 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
4732 * targhooks.c (default_narrow_bitfield): Remove.
4733 * targhooks.h: Remove the prototype for
4734 default_narrow_bitfield.
4736 * langhooks-def.h: Remove the prototype for
4737 hook_get_alias_set_0.
4738 * langhooks.c (hook_get_alias_set_0): Remove.
4740 * global.c (EXECUTE_IF_CONFLICT): Remove.
4742 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4745 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
4746 return true when truth_value_p is true and the type
4749 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
4751 * doc/install.texi (Prerequisites): We no longer require Autoconf
4752 2.13 for the top-level.
4754 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
4756 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
4757 memory access via x86_expand_vector_move_misalign() only for
4758 TImode values on 32-bit targets.
4760 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
4762 * matrix-reorg.c: New file. Implement matrix flattening and
4763 transposing optimization.
4764 * tree-pass.h: Add matrix reorg pass.
4765 * common.opt: Add fipa-mreorg flag.
4766 * Makefile.in: Add matrix-reorg.c.
4767 * passes.c: Add matrix reorg pass.
4768 * varpool.c (add_new_static_var): New function.
4769 * cgraph.h (add_new_static_var): Declare.
4771 2007-05-27 Eric Christopher <echristo@apple.com>
4773 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
4774 sp_offset depending on stack size. Save r12 depending
4775 on registers we're saving later.
4776 (rs6000_emit_epilogue): Update sp_offset depending only
4779 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
4781 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
4782 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
4783 * ifcvt.c (if_convert): Ditto.
4784 * tree-ssa-threadupdate.c (thread_block): Ditto.
4785 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
4786 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
4787 verify_loop_closed_ssa): Check number_of_loops instead of
4789 * predict.c (tree_estimate_probability): Ditto.
4790 * tree-if-conv.c (main_tree_if_conversion): Ditto.
4791 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
4792 * modulo-sched.c (sms_schedule): Ditto.
4793 * tree-scalar-evolution.c (scev_const_prop): Ditto.
4794 (scev_finalize): Do not do anything if scev analysis was not
4796 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
4797 current_loops == NULL.
4798 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
4799 * loop-init.c (loop_optimizer_init): Do not free current_loops when
4801 (loop_optimizer_finalize): Assert that loops were analyzed.
4802 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
4803 rtl_doloop): Check number_of_loops instead of current_loops.
4804 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
4805 current_loops == NULL.
4806 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
4807 gate_tree_vectorize tree_linear_transform, check_data_deps,
4808 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
4809 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
4810 Check number_of_loops instead of current_loops.
4811 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
4812 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
4813 free loops if available.
4814 (execute_pre): Do not pass do_fre to fini_pre.
4816 2007-05-27 Tobias Burnus <burnus@net-b.de>
4819 * real.c (mpfr_from_real): Fix sign of -Inf.
4821 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
4823 * tree-vect-transform.c (vectorizable_conversion): Initialize
4824 tree_code variables to ERROR_MARK.
4825 (vectorizable_type_demotion): Likewise.
4826 (vectorizable_type_promotion): Likewise.
4828 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
4831 * config/i386/i386.md (movti): Handle push operands via
4834 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
4836 * basic-block.h: Remove the prototype for merge_seq_blocks.
4837 * cfgcleanup.c (merge_seq_blocks): Remove.
4839 * tree-flow.h: Remove the prototype for is_aliased_with.
4840 * tree-ssa-alias.c (is_aliased_with): Remove.
4842 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
4844 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
4846 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
4848 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
4849 ix86_expand_sse4_unpack if SSE4.1 is enabled.
4850 (vec_unpacks_hi_v16qi): Likewise.
4851 (vec_unpacku_lo_v16qi): Likewise.
4852 (vec_unpacks_lo_v16qi): Likewise.
4853 (vec_unpacku_hi_v8hi): Likewise.
4854 (vec_unpacks_hi_v8hi): Likewise.
4855 (vec_unpacku_lo_v8hi): Likewise.
4856 (vec_unpacks_lo_v8hi): Likewise.
4857 (vec_unpacku_hi_v4si): Likewise.
4858 (vec_unpacks_hi_v4si): Likewise.
4859 (vec_unpacku_lo_v4si): Likewise.
4860 (vec_unpacks_lo_v4si): Likewise.
4862 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
4864 * c-typeck.c, config/arm/arm.c, config/darwin.c,
4865 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
4866 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
4867 follow spelling conventions in various
4868 warning/error/diagnostic messages.
4870 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
4871 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
4872 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
4873 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
4874 tree-vrp.c: Fix comment typos. Follow spelling conventions.
4875 * doc/tm.texi: Follow spelling conventions.
4877 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4880 * tree-ssa-forwprop.c
4881 (forward_propagate_addr_into_variable_array_index): Remove
4882 the lhs argument. Use the type of def_rhs instead of lhs.
4883 (forward_propagate_addr_expr_1): Update use of
4884 forward_propagate_addr_into_variable_array_index.
4886 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
4887 Nigel Stephens <nigel@mips.com>
4889 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
4890 function attributes, "far" being an alias for "long_call".
4891 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
4892 (mips_near_type_p, mips_far_type_p): New.
4893 (mips_comp_type_attributes): New function to check that attributes
4894 attached to a function type are compatible.
4895 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
4896 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
4897 to the target function of the thunk.
4898 (mips_encode_section_info): Check for "near" and "far" function
4899 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
4901 * config/mips/predicates.md (const_call_insn_operand): Test only
4902 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
4904 * doc/extend.texi (Function Attributes): Document MIPS "near" and
4907 * testsuite/gcc.target/mips/near-far-1.c: New test case.
4908 * testsuite/gcc.target/mips/near-far-2.c: New test case.
4909 * testsuite/gcc.target/mips/near-far-3.c: New test case.
4910 * testsuite/gcc.target/mips/near-far-4.c: New test case.
4912 2007-05-25 Eric Christopher <echristo@apple.com>
4914 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
4915 to x86-darwin configurations.
4916 * config/i386/t-darwin: Add softfp support.
4917 * config/i386/t-darwin64: Ditto.
4918 * config/i386/sfp-machine.h: If mach then don't use
4919 aliasing, emit a stub to call.
4921 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
4923 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
4924 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
4925 tree-predcom.c, tree-ssa-alias-warnings.c,
4926 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
4927 comment typos. Follow spelling conventions.
4928 * doc/cpp.texi, doc/invoke.texi: Fix typos.
4930 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
4933 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
4934 constants into memory. Expand unaligned memory references for
4935 SSE modes via x86_expand_vector_move_misalign() function.
4937 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
4939 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
4940 "memory" attribute for "sseishft" type insn without operands[2].
4942 2007-05-25 Dirk Mueller <dmueller@suse.de>
4943 Marcus Meissner <meissner@suse.de>
4945 * doc/extend.texi (alloc_size): New attribute.
4946 * c-common.c (handle_alloc_size_attribute): New.
4947 * tree-object-size.c (alloc_object_size): Use alloc_size
4948 attribute, if available.
4950 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
4952 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
4954 (__builtin_ia32_vec_ext_v2di): Likewise.
4955 (__builtin_ia32_vec_ext_v4si): Likewise.
4956 (__builtin_ia32_vec_ext_v8hi): Likewise.
4957 (__builtin_ia32_vec_ext_v16qi): Likewise.
4958 (__builtin_ia32_vec_set_v8hi): Likewise.
4960 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
4962 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
4964 2007-05-25 Richard Sandiford <richard@codesourcery.com>
4966 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
4967 (arm_is_longcall_p): Rename to...
4968 (arm_is_long_call_p): ...this. Take a single tree argument and
4970 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
4971 (CUMULATIVE_ARGS): Remove call_cookie.
4972 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
4973 (ENCODED_LONG_CALL_ATTR_P): Delete.
4974 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
4975 LONG_CALL_FLAG_CHAR cases.
4976 (ARM_DECLARE_FUNCTION_SIZE): Delete.
4977 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
4978 ARM_DECLARE_FUNCTION_SIZE.
4979 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
4980 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
4981 (arm_encode_call_attribute, current_file_function_operand): Delete.
4982 (arm_function_in_section_p): New function.
4983 (arm_is_longcall_p): Rename to...
4984 (arm_is_long_call_p): ...this. Take the target function as a single
4985 argument and return a bool. Do not rely on call cookies. Check
4986 whether the target symbol is in the same section as the current
4987 function, not just the same compilation unit.
4988 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
4989 (arm_encode_section_info): Don't encode a call type.
4990 * config/arm/arm.md (call, call_value): Update calls to
4991 arm_is_long(_)call_p. Simplify logic.
4992 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
4993 Update calls to arm_is_long(_)call_p.
4995 2007-05-25 Richard Guenther <rguenther@suse.de>
4997 PR tree-optimization/31982
4998 * tree-ssa-forwprop.c
4999 (forward_propagate_addr_into_variable_array_index): Handle arrays
5000 with element size one.
5002 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5004 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
5005 (umulsi3_highpart): Likewise.
5007 2007-05-24 Ian Lance Taylor <iant@google.com>
5009 PR rtl-optimization/32069
5010 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
5013 2007-05-24 Ollie Wild <aaw@google.com>
5015 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
5018 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
5020 * postreload-gcse.c (reg_changed_after_insn_p): New function.
5021 (oprs_unchanged_p): Use it to check all registers in a REG.
5022 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
5023 (reg_set_between_after_reload_p): Delete.
5024 (reg_used_between_after_reload_p): Likewise.
5025 (reg_set_or_used_since_bb_start): Likewise.
5026 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
5027 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
5028 Use reg_set_between_p instead of reg_set_between_after_reload_p.
5029 * rtlanal.c (reg_set_p): Check whether REG overlaps
5030 regs_invalidated_by_call, rather than just checking the
5031 membership of REGNO (REG).
5033 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
5035 * doc/passes.texi: Document predictive commoning.
5036 * doc/invoke.texi (-fpredictive-commoning): Document.
5037 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
5038 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
5039 adding indices to the generated name.
5040 (schedule_sm): Pass 0 to get_lsm_tmp_name.
5041 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
5042 * tree-pretty-print.c (op_symbol_1): Renamed to ...
5043 (op_symbol_code): ... and exported.
5044 (dump_omp_clause, op_symbol): Use op_symbol_code
5045 instead of op_symbol_1.
5046 * tree-pass.h (pass_predcom): Declare.
5047 * timevar.def (TV_PREDCOM): New timevar.
5048 * tree-ssa-loop.c (run_tree_predictive_commoning,
5049 gate_tree_predictive_commoning, pass_predcom): New.
5050 * tree-data-ref.c (find_data_references_in_loop): Find the
5051 references in dominance order.
5052 (canonicalize_base_object_address): Ensure that the result has
5054 (dr_analyze_innermost): Export.
5055 (create_data_ref): Code to fail for references with invariant
5057 (find_data_references_in_stmt): ... here.
5058 * tree-data-ref.h (dr_analyze_innermost): Declare.
5059 * tree-affine.c: Include tree-gimple.h and hashtab.h.
5060 (aff_combination_find_elt, name_expansion_hash,
5061 name_expansion_eq, tree_to_aff_combination_expand,
5062 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
5064 * tree-affine.h (aff_combination_constant_multiple_p,
5065 tree_to_aff_combination_expand): Declare.
5066 * tree-predcom.c: New file.
5067 * common.opt (fpredictive-commoning): New option.
5068 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
5069 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
5070 * Makefile.in (tree-predcom.o): Add.
5071 (tree-affine.o): Add TREE_GIMPLE_H dependency.
5072 * passes.c (init_optimization_passes): Add dceloop after
5073 copy propagation in loop optimizer. Add predictive commoning
5074 to loop optimizer passes.
5076 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5078 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
5081 2007-05-24 Jan Hubicka <jh@suse.cz>
5083 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
5085 (genheader): Include statistics.h.
5087 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
5089 * print-rtl.c (flag_dump_unnumbered): Update comments.
5090 (print_rtl): Fix my previous change.
5091 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
5094 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
5097 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
5099 (thread_through_all_blocks): Call initialize_original_copy_tables
5100 and free_original_copy_tables.
5101 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
5103 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
5104 * cfghooks.c (duplicate_block): Use get_loop_copy.
5105 * cfg.c: Include cfgloop.h.
5106 (loop_copy): New hash table.
5107 (initialize_original_copy_tables): Initialize loop_copy table.
5108 (free_original_copy_tables): Free loop_copy table.
5109 (copy_original_table_clear, copy_original_table_set,
5110 set_loop_copy, get_loop_copy): New functions.
5111 (set_bb_original, set_bb_copy): Use copy_original_table_set.
5112 * cfgloop.h (struct loop): Remove copy field.
5113 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
5114 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
5116 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5118 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
5119 -msse/-msse2/-msse3.
5121 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5123 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
5124 __builtin_ia32_vec_set_v2di with MASK_64BIT.
5126 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
5129 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
5130 * targhooks.h (default_mangle_decl_assembler_name): Declare
5132 * targhooks.c (default_mangle_decl_assembler_name): Define
5134 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
5136 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
5137 * langhooks.c (lhd_set_decl_assembler_name): Call
5138 targetm.mangle_decl_assembler_name for names with global scope.
5140 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
5142 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
5143 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
5145 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
5146 New. Factored out of i386_pe_encode_section_info.
5147 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
5148 Move check for prior decoration of stdcall
5149 symbols to i386_pe_encode_section_info.
5150 (i386_pe_encode_section_info): Adjust call to
5151 gen_stdcall_or_fastcall_suffix. Use
5152 i386_pe_maybe_mangle_decl_assembler_name, if needed.
5153 (i386_pe_mangle_decl_assembler_name): New. Wrap
5154 i386_pe_maybe_mangle_decl_assembler_name.
5156 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
5158 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
5159 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
5160 * langhooks.c (get_signed_or_unsigned_type): Don't check for
5161 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
5162 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
5165 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
5166 Nigel Stephens <nigel@mips.com>
5167 Richard Sandiford <richard@codesourcery.com>
5169 Fix up MIPS16 hard float and add support for complex.
5171 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
5172 (TARGET_SOFT_FLOAT_ABI): New.
5173 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
5174 __mips_soft_float to reflect the ABI in use, not whether the
5175 FPU is directly accessible (e.g., in MIPS16 mode).
5176 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
5177 (UNITS_PER_FPVALUE): Likewise.
5179 * config/mips/mips.c (mips_expand_call): Remove redundant
5180 TARGET_MIPS16 check.
5181 (mips_arg_regno): New.
5182 (function_arg_advance): When setting bits in cum->fp_code for
5183 MIPS16, don't subtract 1 from cum->arg_number, since it is now
5185 (function_arg): Use mips_arg_regno.
5186 (mips_return_mode_in_fpr_p): New.
5187 (mips16_call_stub_mode_suffix): New.
5188 (mips16_cfun_returns_in_fpr_p): New.
5189 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
5190 (mips_output_function_prologue): Test mips16_hard_float, not
5191 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
5192 (mips_expand_epilogue): Call MIPS16 helper routines to copy
5193 return value into a floating-point register.
5194 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
5195 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
5196 (mips16_fp_args): Handle MIPS32r2 ISA which supports
5197 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
5198 word of double arguments from or to the high bits of 64-bit
5199 floating point registers.
5200 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
5201 (mips16_fpret_double): New helper function.
5202 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
5203 support for complex modes. Fill in DECL_RESULT for stubdecl.
5204 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
5206 * config/mips/mips16.S
5207 (RET, ARG1, ARG2): New.
5208 (MERGE_GPRf, MERGE_GPRt): New.
5209 (DELAYt, DELAYf): New.
5210 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
5211 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
5212 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
5213 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
5214 (SFOP): Renamed to...
5215 (OPSF3): This, and macro-ified. Updated all uses.
5216 (SFOP2): Renamed to...
5217 (OPSF2): This, and macro-ified. Updated all uses.
5218 (SFCMP): Renamed to...
5219 (CMPSF): This, and macro-ified. Updated all uses.
5220 (SFREVCMP): Renamed to...
5221 (REVCMPSF): This, and macro-ified. Updated all uses.
5222 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
5223 (LDDBL1, LDDBL2, RETDBL): Deleted.
5224 (DFOP): Renamed to...
5225 (OPDF3): This, and macro-ified. Updated all uses.
5226 (DFOP2): Renamed to...
5227 (OPDF2): This, and macro-ified. Updated all uses.
5228 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
5229 (DFCMP): Renamed to...
5230 (CMPDF): This, and macro-ified. Updated all uses.
5231 (DFREVCMP): Renamed to...
5232 (REVCMPDF): This, and macro-ified. Updated all uses.
5233 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
5234 (RET_FUNCTION): New.
5235 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
5236 (__mips16_ret_sc, __mips16_ret_dc): New.
5237 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
5238 STUB_ARGS_6, STUB_ARGS_10): New.
5239 (CALL_STUB_NO_RET): New.
5240 (__mips16_call_stub_1): Macro-ified.
5241 (__mips16_call_stub_5): Macro-ified.
5242 (__mips16_call_stub_2): Macro-ified.
5243 (__mips16_call_stub_6): Macro-ified.
5244 (__mips16_call_stub_9): Macro-ified.
5245 (__mips16_call_stub_10): Macro-ified.
5246 (CALL_STUB_RET): New.
5247 (__mips16_call_stub_sf_0): Macro-ified.
5248 (__mips16_call_stub_sf_1): Macro-ified.
5249 (__mips16_call_stub_sf_5): Macro-ified.
5250 (__mips16_call_stub_sf_2): Macro-ified.
5251 (__mips16_call_stub_sf_6): Macro-ified.
5252 (__mips16_call_stub_sf_9): Macro-ified.
5253 (__mips16_call_stub_sf_10): Macro-ified.
5254 (__mips16_call_stub_df_0): Macro-ified.
5255 (__mips16_call_stub_df_1): Macro-ified.
5256 (__mips16_call_stub_df_5): Macro-ified.
5257 (__mips16_call_stub_df_2): Macro-ified.
5258 (__mips16_call_stub_df_6): Macro-ified.
5259 (__mips16_call_stub_df_9): Macro-ified.
5260 (__mips16_call_stub_df_10): Macro-ified.
5261 (__mips16_call_stub_sc_0): New.
5262 (__mips16_call_stub_sc_1): New.
5263 (__mips16_call_stub_sc_5): New.
5264 (__mips16_call_stub_sc_2): New.
5265 (__mips16_call_stub_sc_6): New.
5266 (__mips16_call_stub_sc_9): New.
5267 (__mips16_call_stub_sc_10): New.
5268 (__mips16_call_stub_dc_0): New.
5269 (__mips16_call_stub_dc_1): New.
5270 (__mips16_call_stub_dc_5): New.
5271 (__mips16_call_stub_dc_2): New.
5272 (__mips16_call_stub_dc_6): New.
5273 (__mips16_call_stub_dc_9): New.
5274 (__mips16_call_stub_dc_10): New.
5276 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
5277 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
5278 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
5280 2007-05-23 Ian Lance Taylor <iant@google.com>
5282 * doc/invoke.texi (Invoking GCC): Document that the order of the
5285 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
5288 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
5289 * config/score/predicate.md (const_pow2, const_npow2): Remove.
5290 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
5294 * config/score/score.c (score_print_operand): Make sure that only
5295 lower bits are used.
5297 2007-05-22 Ian Lance Taylor <iant@google.com>
5299 * tree-vrp.c (avoid_overflow_infinity): New static function,
5300 broken out of set_value_range_to_value.
5301 (set_value_range_to_value): Call avoid_overflow_infinity.
5302 (extract_range_from_assert): Likewise.
5304 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
5307 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
5308 change the type before looking for a COMPOUND_EXPR.
5310 2007-05-22 Ian Lance Taylor <iant@google.com>
5312 * lower-subreg.c (decompose_multiword_subregs): If we change an
5313 insn, call remove_retval_note on it.
5315 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
5317 * regs.h (end_hard_regno): New function.
5318 (END_HARD_REGNO, END_REGNO): New macros.
5319 (add_to_hard_reg_set): New function.
5320 (remove_from_hard_reg_set): Likewise.
5321 (in_hard_reg_set_p): Likewise.
5322 (overlaps_hard_reg_set_p): Likewise.
5323 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
5324 (note_btr_set): Use END_HARD_REGNO.
5325 * caller-save.c (setup_save_areas): Use end_hard_regno.
5326 (mark_set_regs): Use END_HARD_REGNO.
5327 (add_stored_regs): Use end_hard_regno.
5328 (mark_referenced_regs): Use add_to_hard_reg_set.
5329 * combine.c (update_table_tick): Use END_REGNO.
5330 (record_value_for_reg): Likewise.
5331 (record_dead_and_set_regs): Likewise.
5332 (get_last_value_validate): Likewise.
5333 (use_crosses_set_p): Likewise.
5334 (reg_dead_at_p_1): Likewise.
5335 (reg_dead_at_p): Likewise.
5336 (mark_used_regs_combine): Use add_to_hard_reg_set.
5337 (move_deaths): Use END_HARD_REGNO.
5338 (reg_bitfield_target_p): Use end_hard_regno.
5339 (distribute_notes): Use END_HARD_REGNO.
5340 * cse.c (mention_regs): Use END_REGNO.
5341 (insert): Use add_to_hard_reg_set.
5342 (invalidate): Use END_HARD_REGNO.
5343 (invalidate_for_call): Likewise.
5344 (exp_equiv_p): Use END_REGNO.
5345 (cse_insn): Likewise.
5346 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
5347 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
5348 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
5349 * function.c (keep_stack_depressed): Use end_hard_regno.
5350 * global.c (global_alloc): Use end_hard_regno.
5351 (global_conflicts): Use add_to_hard_reg_set instead of
5353 (find_reg): Likewise.
5354 (mark_reg_store): Likewise.
5355 (mark_reg_conflicts): Likewise.
5356 (mark_reg_death): Use remove_from_hard_reg_set.
5357 (mark_reg_live_nc): Delete.
5358 (set_preference): Use end_hard_regno.
5359 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
5360 remove_from_hard_reg_set.
5361 (post_mark_life): Use add_to_hard_reg_set.
5362 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
5363 (reg_becomes_live): Use add_to_hard_reg_set.
5364 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
5365 (peep2_find_free_register): Use add_to_hard_reg_set.
5366 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
5367 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
5368 * regrename.c (note_sets): Use add_to_hard_reg_set.
5369 (clear_dead_regs): Use remove_from_hard_reg_set.
5370 (regrename_optimize): Use add_to_hard_reg_set.
5371 (find_oldest_value_reg): Use in_hard_reg_set_p.
5372 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
5373 (hard_reg_set_here_p): Use end_hard_regno.
5374 (decompose): Likewise.
5375 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
5376 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
5377 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
5378 (mark_home_live): Use end_hard_regno.
5379 (spill_hard_reg): Likewise.
5380 (clear_reload_reg_in_use): Likewise.
5381 * reorg.c (delete_prior_computation): Use END_REGNO.
5382 * resource.c (update_live_status): Use END_HARD_REGNO.
5383 (mark_referenced_resources): Use add_to_hard_reg_set.
5384 (mark_set_resources): Likewise.
5385 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
5386 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
5387 (reg_overlap_mentioned_p): Likewise.
5388 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
5389 (covers_regno_no_parallel_p): Use END_REGNO.
5390 (find_regno_note): Likewise.
5391 (find_reg_fusage): Use END_HARD_REGNO.
5392 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
5393 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
5395 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
5397 * mode-switching.c (reg_dies): Change type of second argument to
5399 (optimize_mode_switching): Update accordingly.
5401 2007-05-22 Richard Sandiford <richard@codesourcery.com>
5403 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
5405 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
5406 (hard_reg_set_empty_p): ...these new functions.
5407 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
5408 GO_IF_HARD_REG_SUBSET.
5409 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
5410 instead of GO_IF_HARD_REG_EQUAL.
5411 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
5412 instead of GO_IF_HARD_REG_EQUAL.
5413 * global.c (find_reg): Use hard_reg_set_empty_p instead of
5414 GO_IF_HARD_REG_SUBSET.
5415 (modify_reg_pav): Use hard_reg_set_empty_p instead of
5416 GO_IF_HARD_REG_EQUAL.
5417 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
5418 of GO_IF_HARD_REG_SUBSET.
5419 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
5420 instead of GO_IF_HARD_REG_EQUAL.
5421 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
5422 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
5423 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
5424 of GO_IF_HARD_REG_SUBSET,
5425 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
5426 GO_IF_HARD_REG_SUBSET.
5427 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
5428 instead of GO_IF_HARD_REG_EQUAL.
5429 * config/sh/sh.c (push_regs, calc_live_regs): Use
5430 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
5431 (hard_regs_intersect_p): Delete.
5433 2007-05-22 Janis Johnson <janis187@us.ibm.com>
5435 * doc/sourcebuild.texi (Test Directives) Add dg-message.
5437 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
5438 Richard Henderson <rth@redhat.com>
5440 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
5442 (x86_64-*-*): Likewise.
5444 * i386/i386-modes.def (V2QI): New.
5446 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
5448 (override_options): Support SSE4.1.
5449 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
5450 (IX86_BUILTIN_BLENDPS): Likewise.
5451 (IX86_BUILTIN_BLENDVPD): Likewise.
5452 (IX86_BUILTIN_BLENDVPS): Likewise.
5453 (IX86_BUILTIN_PBLENDVB128): Likewise.
5454 (IX86_BUILTIN_PBLENDW128): Likewise.
5455 (IX86_BUILTIN_DPPD): Likewise.
5456 (IX86_BUILTIN_DPPS): Likewise.
5457 (IX86_BUILTIN_INSERTPS128): Likewise.
5458 (IX86_BUILTIN_MOVNTDQA): Likewise.
5459 (IX86_BUILTIN_MPSADBW128): Likewise.
5460 (IX86_BUILTIN_PACKUSDW128): Likewise.
5461 (IX86_BUILTIN_PCMPEQQ): Likewise.
5462 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
5463 (IX86_BUILTIN_PMAXSB128): Likewise.
5464 (IX86_BUILTIN_PMAXSD128): Likewise.
5465 (IX86_BUILTIN_PMAXUD128): Likewise.
5466 (IX86_BUILTIN_PMAXUW128): Likewise.
5467 (IX86_BUILTIN_PMINSB128): Likewise.
5468 (IX86_BUILTIN_PMINSD128): Likewise.
5469 (IX86_BUILTIN_PMINUD128): Likewise.
5470 (IX86_BUILTIN_PMINUW128): Likewise.
5471 (IX86_BUILTIN_PMOVSXBW128): Likewise.
5472 (IX86_BUILTIN_PMOVSXBD128): Likewise.
5473 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
5474 (IX86_BUILTIN_PMOVSXWD128): Likewise.
5475 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
5476 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
5477 (IX86_BUILTIN_PMOVZXBW128): Likewise.
5478 (IX86_BUILTIN_PMOVZXBD128): Likewise.
5479 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
5480 (IX86_BUILTIN_PMOVZXWD128): Likewise.
5481 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
5482 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
5483 (IX86_BUILTIN_PMULDQ128): Likewise.
5484 (IX86_BUILTIN_PMULLD128): Likewise.
5485 (IX86_BUILTIN_ROUNDPD): Likewise.
5486 (IX86_BUILTIN_ROUNDPS): Likewise.
5487 (IX86_BUILTIN_ROUNDSD): Likewise.
5488 (IX86_BUILTIN_ROUNDSS): Likewise.
5489 (IX86_BUILTIN_PTESTZ): Likewise.
5490 (IX86_BUILTIN_PTESTC): Likewise.
5491 (IX86_BUILTIN_PTESTNZC): Likewise.
5492 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
5493 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
5494 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
5495 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
5496 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
5498 (bdesc_sse_3arg): Likewise.
5499 (bdesc_2arg): Likewise.
5500 (bdesc_1arg): Likewise.
5501 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
5503 (ix86_expand_sse_4_operands_builtin): New.
5504 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
5505 smaller than 8 bits as the 2nd arg.
5506 (ix86_expand_sse_ptest): New.
5507 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
5508 (ix86_expand_vector_set): Support SSE4.1.
5509 (ix86_expand_vector_extract): Likewise.
5511 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
5512 __SSE4_1__ for -msse4.1.
5514 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
5515 (UNSPEC_INSERTPS): Likewise.
5516 (UNSPEC_DP): Likewise.
5517 (UNSPEC_MOVNTDQA): Likewise.
5518 (UNSPEC_MPSADBW): Likewise.
5519 (UNSPEC_PHMINPOSUW): Likewise.
5520 (UNSPEC_PTEST): Likewise.
5521 (UNSPEC_ROUNDP): Likewise.
5522 (UNSPEC_ROUNDS): Likewise.
5524 * config/i386/i386.opt (msse4.1): New for SSE4.1.
5526 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
5527 (const_pow2_1_to_32768_operand): Likewise.
5529 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
5532 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
5534 (sse4_1_insertps): Likewise.
5535 (*sse4_1_extractps): Likewise.
5536 (sse4_1_ptest): Likewise.
5537 (sse4_1_mulv2siv2di3): Likewise.
5538 (*sse4_1_mulv4si3): Likewise.
5539 (*sse4_1_smax<mode>3): Likewise.
5540 (*sse4_1_umax<mode>3): Likewise.
5541 (*sse4_1_smin<mode>3): Likewise.
5542 (*sse4_1_umin<mode>3): Likewise.
5543 (sse4_1_eqv2di3): Likewise.
5544 (*sse4_1_pinsrb): Likewise.
5545 (*sse4_1_pinsrd): Likewise.
5546 (*sse4_1_pinsrq): Likewise.
5547 (*sse4_1_pextrb): Likewise.
5548 (*sse4_1_pextrb_memory): Likewise.
5549 (*sse4_1_pextrw_memory): Likewise.
5550 (*sse4_1_pextrq): Likewise.
5551 (sse4_1_blendpd): Likewise.
5552 (sse4_1_blendps): Likewise.
5553 (sse4_1_blendvpd): Likewise.
5554 (sse4_1_blendvps): Likewise.
5555 (sse4_1_dppd): Likewise.
5556 (sse4_1_dpps): Likewise.
5557 (sse4_1_movntdqa): Likewise.
5558 (sse4_1_mpsadbw): Likewise.
5559 (sse4_1_packusdw): Likewise.
5560 (sse4_1_pblendvb): Likewise.
5561 (sse4_1_pblendw): Likewise.
5562 (sse4_1_phminposuw): Likewise.
5563 (sse4_1_extendv8qiv8hi2): Likewise.
5564 (*sse4_1_extendv8qiv8hi2): Likewise.
5565 (sse4_1_extendv4qiv4si2): Likewise.
5566 (*sse4_1_extendv4qiv4si2): Likewise.
5567 (sse4_1_extendv2qiv2di2): Likewise.
5568 (*sse4_1_extendv2qiv2di2): Likewise.
5569 (sse4_1_extendv4hiv4si2): Likewise.
5570 (*sse4_1_extendv4hiv4si2): Likewise.
5571 (sse4_1_extendv2hiv2di2): Likewise.
5572 (*sse4_1_extendv2hiv2di2): Likewise.
5573 (sse4_1_extendv2siv2di2): Likewise.
5574 (*sse4_1_extendv2siv2di2): Likewise.
5575 (sse4_1_zero_extendv8qiv8hi2): Likewise.
5576 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
5577 (sse4_1_zero_extendv4qiv4si2): Likewise.
5578 (*sse4_1_zero_extendv4qiv4si2): Likewise.
5579 (sse4_1_zero_extendv2qiv2di2): Likewise.
5580 (*sse4_1_zero_extendv2qiv2di2): Likewise.
5581 (sse4_1_zero_extendv4hiv4si2): Likewise.
5582 (*sse4_1_zero_extendv4hiv4si2): Likewise.
5583 (sse4_1_zero_extendv2hiv2di2): Likewise.
5584 (*sse4_1_zero_extendv2hiv2di2): Likewise.
5585 (sse4_1_zero_extendv2siv2di2): Likewise.
5586 (*sse4_1_zero_extendv2siv2di2): Likewise.
5587 (sse4_1_roundpd): Likewise.
5588 (sse4_1_roundps): Likewise.
5589 (sse4_1_roundsd): Likewise.
5590 (sse4_1_roundss): Likewise.
5591 (mulv4si3): Don't expand for SSE4.1.
5592 (smax<mode>3): Likewise.
5593 (umaxv4si3): Likewise.
5594 (uminv16qi3): Likewise.
5595 (umin<mode>3): Likewise.
5596 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
5598 * doc/extend.texi: Document SSE4.1 built-in functions.
5600 * doc/invoke.texi: Document -msse4.1.
5602 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
5604 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
5605 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
5606 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
5607 (ASM_SPEC): Add asm_pcrel_spec.
5608 (EXTRA_SPECS): Add asm_pcrel_spec.
5610 2007-05-21 David Daney <ddaney@avtrex.com>
5612 * doc/install.texi (Building a cross compiler): Add requirements
5613 for Java cross compiler.
5615 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5618 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
5619 Add loopno argument. Use evolution_function_is_invariant_rec_p
5620 instead of evolution_function_is_constant_p.
5621 Update calls to evolution_function_is_affine_multivariate_p.
5622 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
5623 Add loopno argument.
5624 * tree-scalar-evolution.c (gather_chrec_stats): Call
5625 evolution_function_is_affine_multivariate_p with a loop
5627 * tree-data-ref.c (analyze_miv_subscript): Likewise.
5628 (analyze_overlapping_iterations): Likewise.
5629 (access_functions_are_affine_or_constant_p): Likewise.
5630 (build_classic_dist_vector_1): If the access functions
5631 are equal, don't do anything.
5633 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
5634 Paolo Carlini <pcarlini@suse.de>
5635 Uros Bizjak <ubizjak@gmail.com>
5637 * c-cppbuiltin.c (c_cpp_builtins): Define
5638 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
5639 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
5640 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
5641 * doc/cpp.texi ([Standard Predefined Macros]): Document.
5643 2007-05-21 Mike Stump <mrs@apple.com>
5645 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
5647 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
5649 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
5651 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
5652 implementation if __OPTIMIZE__ is not defined.
5653 (_mm_alignr_pi8): Ditto.
5654 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
5655 (_mm_inserti_si64): Ditto.
5656 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
5657 (_mm_slli_epi16): Ditto.
5658 (_mm_slli_epi32): Ditto.
5659 (_mm_slli_epi64): Ditto.
5660 (_mm_srai_epi16): Ditto.
5661 (_mm_srai_epi32): Ditto.
5662 (_mm_srli_si128): Ditto.
5663 (_mm_slli_si128): Ditto.
5664 (_mm_srli_epi16): Ditto.
5665 (_mm_srli_epi32): Ditto.
5666 (_mm_srli_epi64): Ditto.
5667 (_mm_extract_epi16): Ditto.
5668 (_mm_insert_epi16): Ditto.
5669 (_mm_shufflehi_epi16): Ditto.
5670 (_mm_shufflelo_epi16): Ditto.
5671 (_mm_shuffle_epi32): Ditto.
5672 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
5674 (_mm_insert_pi16): Ditto.
5676 (_mm_shuffle_pi16): Ditto.
5678 (_mm_shufle_ps): Ditto.
5679 (_mm_prefetch): Ditto.
5681 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
5683 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
5684 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
5685 * real.c (encode_i370_single, decode_i370_single,
5686 encode_i370_double, decode_i370_double): Functions removed.
5687 (i370_single_format, i370_double_format): Initializations removed.
5688 (real_maxval, round_for_format, exact_real_truncate, significand_size):
5689 Consider the log2_b field to always be one.
5690 (ieee_single_format, mips_single_format, coldfire_single_format,
5691 ieee_double_format, mips_double_format, coldfire_double_format,
5692 ieee_extended_motorola_format, ieee_extended_intel_96_format,
5693 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
5694 ibm_extended_format, mips_extended_format, ieee_quad_format,
5695 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
5696 decimal_single_format, decimal_double_format, decimal_quad_format,
5697 c4x_single_format, c4x_extended_format, real_internal_format): Remove
5698 initialization of log2_b.
5699 * real.h (i370_single_format, i370_double_format): Declarations
5701 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
5702 field to always be one.
5704 2007-05-21 Andreas Schwab <schwab@suse.de>
5706 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
5707 NOTE_INSN_BASIC_BLOCK_P.
5708 (process_for_unwind_directive): Likewise.
5710 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
5712 * builtins.c (expand_builtin_setjmp_setup): Update comment.
5713 * function.h (struct function): Move va_list_gpr_size,
5714 va_list_fpr_size, function_frequency to front of bitfields. Add
5716 (current_function_calls_unwind_init): New.
5717 * except.c (expand_builtin_unwind_init): Set
5718 current_function_calls_unwind_init not
5719 current_function_has_nonlocal_label.
5720 * reload1.c (has_nonexceptional_receiver): New.
5721 (reload): Use it and current_function_calls_unwind_init to
5722 determine whether call-saved regs must be saved.
5724 2007-05-20 Jan Hubicka <jh@suse.cz>
5726 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
5727 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5728 * ddg.c (create_ddg): LIkewise.
5729 * final.c (final): Remove hunk moving line number notes around since
5730 they are no longer present at this stage.
5731 (final_scan_insn): Use NOTE_KIND instead of
5732 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5733 (output_asm_label): Likewise.
5734 * reorg.c (dbr_schedule): Likewise.
5735 * haifa-sched.c (unlink_other_notes): Likewise.
5736 * mode-switching.c (optimize_mode_switching): Likewise.
5737 * graph.c (start_bb): Likewise.
5738 * rtl.def (NOTE): Update description.
5739 * jump.c (squeeze_notes): Delete.
5740 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
5741 NOTE_INSN_BASIC_BLOCK_P when possible.
5742 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
5743 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
5744 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5745 (dwarf2out_var_location): Likewise.
5746 * cfgbuild.c (make_edges): Likewise.
5747 (find_basic_blocks_1): Likewise.
5748 * function.c (reorder_blocks_1): Likewise.
5749 (epilogue_done): Likewise.
5750 (reposition_prologue_and_epilogue_notes): Likewise.
5751 * print-rtl.c (print_rtx): Likewise; drop code for printing
5753 (print_rtl): Likewise.
5754 (print_rtl_single): Likewise.
5755 * gcse.c (insert_insn_start_bb): Likewise.
5756 * alias.c (init_alias_analysis): Likewise.
5757 * calls.c (fixup_tail_calls): Likewise.
5758 * except.c (sjlj_emit_function_enter): Likewise.
5759 * emit-rtl.c (add_insn_after): Likeiwse.
5760 (emit_label_before): Likewise.
5761 (emit_label_after): Likewise.
5762 (emit_note_before, emit_note_after, emit_note): Update
5763 parameter to be enum insn_note; do not deal with source
5765 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
5766 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
5768 (merge_blocks_move_successor_nojumps): Simplify now when
5769 we don't have BLOCK notes.
5770 (try_optimize_cfg): Likewise.
5771 * cfglayout.c (skip_insns_after_block): Likewise.
5772 (record_effective_endpoints): Likewise.
5773 (duplicate_insn_chain): Likewise.
5774 * varasm.c (output_constant_pool_1): Likewise.
5775 * sched-deps.c (sched_analyze): Likewise.
5776 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
5778 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
5779 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
5780 (SET_INSN_DELETED): Simplify.
5781 (NOTE_LINE_NUMBER): Exterminate.
5782 (NOTE_LINE_KIND): New.
5783 (NOTE_INSN_BASIC_BLOCK_P): Update.
5784 (enum insn_note): Simplify.
5785 (GET_NOTE_INSN_NAME) Simplify.
5786 (emit_note_before, emit_note_after, emit_note): Update prototype.
5787 (squeeze_notes): Remove.
5788 * sched-int.h (NOTE_NOT_BB_P): Update.
5789 * resource.c (mark_target_live_regs): Update.
5790 * sched-rgn.c (debug_dependencies): Update.
5791 * sched-vis.c (print_insn): Update.
5792 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
5793 * config/i386/i386.c (ix86_output_function_epilogue): Update.
5794 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
5795 (TARGET_ADJUST_UNROLL_MAX): Likewise.
5796 (split_branches): Update.
5797 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
5799 (sh_adjust_unroll_max): Exterminate.
5800 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
5801 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
5802 (m68hc11_reorg): Likewise.
5803 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
5804 (emit_predicate_relation_info): Update.
5805 (process_for_unwind_directive): Update.
5806 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
5807 (output_call): Update.
5808 * config/pa/pa.c (output_lbranch): Update.
5809 (output_millicode_call): Update.
5810 (output_call): Update.
5811 (pa_combine_instructions): Update.
5812 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
5813 * config/bfin/bfin.c (gen_one_bundle): Update.
5814 * cfgrtl.c (can_delete_note_p): Update.
5815 (delete_insn): Update.
5816 (rtl_merge_blocks): Update.
5817 (commit_one_edge_insertion): Update.
5818 (rtl_verify_flow_info): Update.
5819 * stmt.c (expand_case): Do not call squeeze_notes.
5821 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5828 * c.opt (Wtype-limits): New.
5829 * doc/invoke.texi (Wtype-limits): Document it.
5830 (Wextra): Enabled by -Wextra.
5831 * c-opts.c (c_common_post_options): Enabled by -Wextra.
5832 * c-common.c (shorten_compare): Warn with Wtype-limits.
5834 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
5836 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
5837 inlined function, not as a macro.
5838 (_mm_alignr_pi8): Ditto.
5839 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
5840 (_mm_inserti_si64): Ditto.
5841 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
5842 (_mm_extract_epi16): Ditto.
5843 (_mm_insert_epi16): Ditto.
5844 (_mm_shufflehi_epi16): Ditto.
5845 (_mm_shufflelo_epi16): Ditto.
5846 (_mm_shuffle_epi32): Ditto.
5847 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
5848 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
5850 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
5852 (_m_to_float): Use C89 compatible assignment.
5854 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
5857 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
5859 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5862 * doc/invoke.texi (Wreturn-type): Complete description.
5863 (Wextra): Delete item about return-type warning.
5864 * c-decl.c: Delete redundant Wextra warning.
5866 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
5869 * config/i386/pmmintrin.h: Do not include xmmintrin.h
5870 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
5871 inlined function, not as a macro.
5872 (_mm_prefetch): Ditto.
5874 (_mm_insert_pi16): Ditto.
5876 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
5877 (_m_pshufw): Ditto. Add const to __N argument.
5878 (_mm_shufle_ps): Ditto. Add const to __mask argument.
5879 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
5880 (_mm_slli_epi32): Ditto.
5881 (_mm_srli_si128): Implement as always inlined function, not as a
5882 macro. Add __inline to function declaration.
5883 (_mm_slli_si128): Ditto.
5885 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
5887 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
5888 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
5890 (struct fenv): New structure.
5891 (FP_HANDLE_EXCEPTIONS): New define.
5892 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
5893 (_FP_DECL_EXP): New define.
5894 (FP_INIT_ROUNDMODE): New define.
5895 (FP_ROUNDMODE): New define.
5897 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5899 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
5900 (Wconversion): Update description.
5901 (Wconversion-sign): New.
5902 * c.opt (Wconversion-sign): New.
5903 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
5904 means disabled for C++. Otherwise, take the status of Wconversion.
5905 * c-common.c (conversion_warning): Warn with either Wconversion or
5907 (warnings_for_convert_and_check): Conditions are already checked by
5909 (convert_and_check): Don't check warnings if the conversion failed.
5911 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
5912 Anatoly Sokolov <aesok@dol.ru>
5914 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
5915 avr_epilogue_uses) : Add declaration.
5916 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
5917 * config/avr/constraints.md (R): New constraint.
5918 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
5919 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
5920 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
5921 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
5922 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
5923 call_prologue_saves, epilogue_restores, return_from_epilogue,
5924 return_from_main_epilogue, return_from_interrupt_epilogue,
5925 return_from_naked_epilogue, prologue, epilogue): New patterns.
5926 (jump): Handle symbol reference.
5927 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
5928 avr_output_function_prologue, avr_output_function_epilogue): Remove
5930 (avr_init_machine_status, expand_prologue, expand_epilogue,
5931 avr_asm_function_end_prologue, avr_epilogue_uses,
5932 avr_asm_function_begin_epilogue): New functions.
5933 (prologue_size, epilogue_size, jump_tables_size): Remove global
5935 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
5936 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
5937 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
5938 (avr_override_options): Initialise init_machine_status.
5939 (output_movhi): Handle all stack pointer loads.
5940 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
5941 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
5942 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
5943 (EPILOGUE_USES) Redefine.
5944 (machine_function) Declare.
5946 2007-05-19 Richard Sandiford <richard@codesourcery.com>
5948 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
5949 Use a single return statement.
5951 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5954 * builtins.c (do_mpfr_lgamma_r): New.
5955 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
5956 * tree.h (CASE_FLT_FN_REENT): New.
5958 2007-05-18 Geoffrey Keating <geoffk@apple.com>
5960 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
5961 (output_die): Use 'unsigned long' with %x.
5962 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
5963 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
5964 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
5966 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
5968 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
5973 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
5974 true if function has no argument.
5976 2007-05-18 DJ Delorie <dj@redhat.com>
5978 * config/mips/mips.c (mips_offset_within_alignment_p): New.
5979 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
5981 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
5983 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
5984 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
5985 count_trailing_zeros.
5986 (__i386__): Implement count_leading_zeros using __builtin_clz().
5987 Implement count_trailing_zeros usign __builtin_ctz().
5989 2007-05-18 Richard Sandiford <richard@codesourcery.com>
5991 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
5993 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
5996 * expr.c (emit_move_change_mode): Change mode of push operands here.
5998 2007-05-17 Ian Lance Taylor <iant@google.com>
6000 PR tree-optimization/31953
6001 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
6003 (set_value_range_to_null): Call set_value_range_to_value.
6004 (extract_range_from_comparison): Likewise.
6006 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6008 * toplev.c (print_version): Output GMP/MPFR version info.
6010 * builtins.c (CASE_MATHFN_REENT): New macro.
6011 (mathfn_built_in): Use it.
6012 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
6013 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
6014 BUILT_IN_LGAMMAL_R): New.
6015 * doc/extend.texi: Document new builtins.
6018 * builtins.c (do_mpfr_remquo): New.
6019 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
6020 (fold_builtin_3): Handle BUILT_IN_REMQUO.
6023 * builtins.c (fold_builtin_1): Handle y0, y1.
6024 (fold_builtin_2): Handle yn.
6027 * builtins.c (do_mpfr_bessel_n): New.
6028 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
6029 (fold_builtin_2): Handle BUILT_IN_JN.
6031 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
6034 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
6035 TYPE_PRECISION (intmax_type_node).
6037 2007-05-17 Steve Ellcey <sje@cup.hp.com>
6040 * reload.c (subst_reloads): Remove checking.
6042 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
6044 PR rtl-optimization/31691
6045 * combine.c (simplify_set): Build a new src pattern instead of
6046 substituting its operands in the COMPARE case.
6048 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
6050 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
6051 (execute_vrp): Preserve loops through jump threading.
6052 * tree-ssa-threadupdate.c (thread_single_edge,
6053 dbds_continue_enumeration_p, determine_bb_domination_status,
6054 thread_through_loop_header): New functions.
6055 (create_edge_and_update_destination_phis,
6056 create_edge_and_update_destination_phis): Set loops for the new blocks.
6057 (prune_undesirable_thread_requests): Removed.
6058 (redirect_edges): Do not pretend that redirect_edge_and_branch can
6060 (thread_block): Do not call prune_undesirable_thread_requests.
6062 (mark_threaded_blocks): Select edges to thread here.
6063 (thread_through_all_blocks): Take may_peel_loop_headers argument.
6064 Thread edges through loop headers independently.
6065 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
6066 * tree-pass.h (TODO_mark_first_instance): New.
6067 (first_pass_instance): Declare.
6068 * cfghooks.c (duplicate_block): Put the block to the original loop
6069 if copy is not specified.
6070 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
6071 jump threading. Pass may_peel_loop_headers to
6072 thread_through_all_blocks according to first_pass_instance.
6073 * cfgloop.h (create_preheader): Declare.
6074 * tree-flow.h (thread_through_all_blocks): Declaration changed.
6075 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
6076 * passes.c (first_pass_instance): New variable.
6077 (next_pass_1): Set TODO_mark_first_instance.
6078 (execute_todo): Set first_pass_instance.
6080 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
6082 PR tree-optimization/24659
6083 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
6084 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
6085 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
6086 OTI_vec_pack_ufix_trunc.
6087 (vec_unpacks_float_hi_optab): Define new macro.
6088 (vec_unpacks_float_lo_optab): Ditto.
6089 (vec_unpacku_float_hi_optab): Ditto.
6090 (vec_unpacku_float_lo_optab): Ditto.
6091 (vec_pack_sfix_trunc_optab): Ditto.
6092 (vec_pack_ufix_trunc_optab): Ditto.
6093 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
6094 and vec_pack_[s|u]fix_trunc_optab using
6095 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
6096 * tree-vectorizer.c (supportable_widening_operation): Handle
6097 FLOAT_EXPR and CONVERT_EXPR. Update comment.
6098 (supportable_narrowing_operation): New function.
6099 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
6100 * tree-vect-transform.c (vectorizable_conversion): Handle
6101 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
6102 (vect_gen_widened_results_half): Move before vectorizable_conversion.
6103 (vectorizable_type_demotion): Call supportable_narrowing_operation()
6104 to check for target support.
6105 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
6106 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
6107 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
6108 for VEC_PACK_FIX_TRUNC_EXPR.
6109 (expand_binop): Special case mode of the result for
6110 vec_pack_[u|s]fix_trunc_optab.
6111 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
6112 vec_pack_[u|s]fix_trunc_optab.
6114 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
6115 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
6116 * tree-pretty-print.c (dump_generic_node): Handle
6117 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
6118 VEC_PACK_FIX_TRUNC_EXPR.
6120 * expr.c (expand_expr_real_1): Ditto.
6121 * tree-inline.c (estimate_num_insns_1): Ditto.
6122 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
6124 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
6125 (vec_unpacks_float_lo_v8hi): Ditto.
6126 (vec_unpacku_float_hi_v8hi): Ditto.
6127 (vec_unpacku_float_lo_v8hi): Ditto.
6128 (vec_unpacks_float_hi_v4si): Ditto.
6129 (vec_unpacks_float_lo_v4si): Ditto.
6130 (vec_pack_sfix_trunc_v2df): Ditto.
6132 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
6134 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
6135 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
6136 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
6137 [vec_pack_ufix_trunc]: Ditto.
6138 [vec_unpacks_float_hi]: Ditto.
6139 [vec_unpacks_float_lo]: Ditto.
6140 [vec_unpacku_float_hi]: Ditto.
6141 [vec_unpacku_float_lo]: Ditto.
6143 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
6145 * soft-fp/README: Update for new files.
6146 * soft-fp/floattisf.c: New file.
6147 * soft-fp/floattidf.c: New file.
6148 * soft-fp/floattitf.c: New file.
6149 * soft-fp/floatuntisf.c: New file.
6150 * soft-fp/floatuntidf.c: New file.
6151 * soft-fp/floatuntitf.c: New file.
6152 * soft-fp/fixsfti.c: New file.
6153 * soft-fp/fixdfti.c: New file.
6154 * soft-fp/fixtfti.c: New file.
6155 * soft-fp/fixunssfti.c: New file.
6156 * soft-fp/fixunsdfti.c: New file.
6157 * soft-fp/fixunstfti.c: New file.
6158 * soft-fp/extendxftf.c: New file.
6159 * soft-fp/trunctfxf.c: New file.
6161 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
6162 (__trunctfxf2): Ditto.
6164 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
6165 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
6166 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
6167 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
6168 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
6169 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
6171 * config/i386/t-fprules-softfp64: New file.
6172 * config/i386/sfp-machine.h: New file.
6173 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
6174 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
6175 and soft-fp/t-softfp to tmake_file.
6176 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
6177 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
6179 * config/i386/t-linux64 (softfp_wrap_start): New.
6180 (softfp_wrap_end): New.
6181 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
6182 supported for TARGET_64BIT.
6184 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
6186 * c-common.c (c_common_signed_or_unsigned_type): Emulate
6187 c_common_unsigned_type behavior.
6189 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
6191 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
6194 2007-05-16 Eric Christopher <echristo@apple.com>
6196 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
6197 saving after stack push. Set sp_offset whenever we push.
6198 (rs6000_emit_epilogue): Move altivec register restore before
6201 2007-05-16 Richard Sandiford <richard@codesourcery.com>
6203 * configure.ac: Allow sysroots to be relocated under $prefix as
6204 well as $exec_prefix.
6205 * configure: Regenerate.
6207 2007-05-16 Richard Sandiford <richard@codesourcery.com>
6211 2007-05-12 Richard Sandiford <richard@codesourcery.com>
6213 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6214 (gcc_tooldir): Likewise.
6215 * configure: Regenerate.
6216 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6217 old configure.ac gcc_tooldir setting.
6218 (prefix_to_exec_prefix): New variable.
6219 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6220 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6222 2007-05-14 Janis Johnson <janis187@us.ibm.com>
6224 * c-typeck.c (build_binary_op): Return early for error.
6226 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
6228 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
6229 struct nb_iter_bound.
6230 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
6231 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
6232 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
6233 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
6234 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
6235 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
6236 (del_scev_info): Use ggc_free.
6237 (scev_initialize): Allocate scalar_evolution_info in gc memory.
6238 * loop-init.c: Include ggc.h.
6239 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
6240 (loop_optimizer_finalize): Use ggc_free.
6241 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
6242 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
6243 pass_iv_optimize): Add TODO_ggc_collect.
6244 * function.h (struct function): Remove skip marker from
6246 * cfgloop.c: Include ggc.h.
6247 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
6249 (establish_preds): Vector superloops is gc allocated.
6250 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
6252 (flow_loops_find): Vector larray is gc allocated.
6253 (loop_exit_free): Use ggc_free.
6254 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
6255 that head of exits list is now not a part of struct loop.
6256 (record_loop_exits): Allocate exits table in gc memory.
6257 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
6258 that head of exits list is now not a part of struct loop.
6259 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
6260 struct loop_exit): Add GTY marker.
6261 (struct loop): Add GTY marker. Make superloops vector gc allocated.
6262 Add skip marker to aux field. Make head of exits list a separate
6264 (struct loops): Add GTY marker. Make larray vector gc allocated.
6265 Add param marker to exits table.
6266 (get_loops): Type changed.
6267 * Makefile.in (tree-scalar-evolution.o): Add
6268 gt-tree-scalar-evolution.h dependency.
6269 (cfgloop.o, loop-init.o): Add ggc.h dependency.
6270 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
6271 * basic-block.h (struct basic_block_def): Remove skip marker from
6274 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
6276 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
6277 of 0 in the call to expand_expr().
6278 (expand_builtin_mathfn_3): Ditto.
6279 (expand_builtin_interclass_mathfn): Ditto.
6280 (expand_builtin_cexpi): Ditto.
6281 (expand_builtin_int_roundingfn): Ditto.
6282 (expand_builtin_int_roundingfn_2): Ditto.
6283 (expand_builtin_pow): Ditto.
6284 (expand_builtin_powi): Ditto.
6285 (expand_builtin_bswap): Ditto.
6286 (expand_builtin_unop): Ditto.
6287 (expand_builtin_fabs): Ditto.
6288 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
6289 the call to expand_expr().
6290 (expand_builtin_sync_operation): Ditto.
6291 (expand_builtin_compare_and_swap): Ditto.
6292 (expand_builtin_lock_test_and_set): Ditto.
6293 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
6294 instead of 0 in the call to expand_expr().
6295 (expand_builtin_extract_return_addr): Ditto.
6296 (expand_builtin_eh_return): Ditto.
6297 (expand_eh_return): Ditto.
6298 * explow.c (expr_size): Ditto.
6299 * expr.c (optimize_bitfield_assignment_op): Ditto.
6300 (expand_assignement): Ditto.
6301 (store_expr): Ditto.
6302 (store_field): Ditto.
6303 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
6304 the call to expand_expr().
6305 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
6306 in the call to expand_expr().
6307 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
6308 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
6309 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
6311 * optabs.c (expand_vec_shift_expr): Ditto.
6312 (expand_vec_cond_expr): Ditto.
6313 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
6314 call to expand_expr().
6315 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
6316 in the call to expand_expr().
6318 2007-05-14 Dave Korn <dave.korn@artimi.com>
6320 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
6322 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
6324 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
6325 instead of c_common_unsigned_type.
6326 (c_common_unsigned_type): Remove.
6327 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
6328 c_common_unsigned_type.
6329 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
6330 c_common_unsigned_type.
6331 * c-common.h (c_common_unsigned_type): Remove.
6332 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
6333 c_common_unsigned_type.
6334 * c-format.c (check_format_types): Use unsigned_type_for instead of
6335 c_common_unsigned_type.
6336 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
6337 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
6338 of c_common_unsigned_type.
6339 * convert.c (convert_to_integer): Use unsigned_type_for instead of
6340 lang_hooks.types.unsigned_type.
6341 * expmed.c (make_tree): Use unsigned_type_for instead of
6342 lang_hooks.types.unsigned_type.
6343 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
6344 lang_hooks.types.unsigned_type.
6345 (build_range_check): Likewise.
6346 (fold_unary): Likewise.
6347 (fold_binary): Likewise.
6348 (fold_ternary): Likewise.
6349 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
6350 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
6351 * tree.c (get_unsigned_type): New.
6352 (unsigned_type_for): Use get_unsigned_type instead of
6353 lang_hooks.types.unsigned_type.
6355 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
6357 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
6358 to m68k_get_function_kind. Update its prototype.
6359 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
6361 (m68k_interrupt_function_p): Return enum m68k_function_type
6362 instead of bool. Rename to m68k_get_function_kind.
6363 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
6365 (m68k_compute_frame_layout): Don't mark any register for save
6366 if an interrupt_thread attribute is specified.
6367 (m68k_hard_regno_rename_ok): Update a use of
6368 m68k_interrupt_function_p.
6369 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
6370 m68k_interrupt_function_p.
6371 (m68k_function_type): New.
6372 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
6373 for a function with an interrupt_thread attribute.
6374 * doc/extend.texi: Document the interrupt_thread attribute.
6376 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
6378 Fix PR tree-optimization/31911
6379 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
6380 if they didn't change the expression.
6382 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
6384 * tree-scalar-evolution.c (resolve_mixers): Exported.
6385 * tree-scalar-evolution.h (resolve_mixers): Declare.
6386 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
6387 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
6388 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
6389 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
6390 init_array_ref, init_pointer_ref, analyze_indirect_ref,
6391 strip_conversion, analyze_offset_expr, address_analysis,
6392 object_analysis, analyze_offset): Removed.
6393 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
6394 split_constant_offset, canonicalize_base_object_address,
6395 object_address_invariant_in_loop_p, disjoint_objects_p,
6396 dr_may_alias_p, dr_address_invariant_p): New functions.
6397 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
6398 and dr_analyze_alias.
6399 (initialize_data_dependence_relation): Use dr_may_alias_p
6400 and object_address_invariant_in_loop_p.
6401 (compute_self_dependence): Handle the case when
6402 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
6403 (find_data_references_in_stmt): Restrict the analysis of data
6404 references to the given loop nest.
6405 (find_data_references_in_loop): Made static. Pass loop nest to
6406 find_data_references_in_stmt.
6407 (compute_data_dependences_for_loop): Use DR_VOPS.
6408 (free_data_ref): Free DR_VOPS.
6409 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
6410 (struct innermost_loop_behavior): ... new.
6411 (struct base_object_info): Replaced by ...
6412 (struct indices): ... new.
6413 (struct dr_alias): New.
6414 (enum data_ref_type): Removed.
6415 (struct data_reference): Consist of struct innermost_loop_behavior,
6416 struct indices and struct dr_alias.
6417 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
6418 (DR_MEMTAG): Renamed to ...
6419 (DR_SYMBOL_TAG): ... this.
6420 (find_data_references_in_loop): Declaration removed.
6421 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
6422 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
6423 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
6424 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
6426 2007-05-13 Revital Eres <eres@il.ibm.com>
6428 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
6429 which walks virtual def-use chains to find redundant stores.
6430 (dse_optimize_stmt): Call it.
6432 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
6434 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
6435 * passes.c (init_optimization_passes): Move pass_jump_bypass
6438 * basic-block.h (bb_has_eh_pred): Fix style issue.
6440 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
6442 PR rtl-optimization/31848
6443 * loop-invariant.c (move_invariant_reg): If we move an insn
6444 with a REG_EQUAL note, and that insn is not always executed,
6445 remove the REG_EQUAL note.
6447 2007-05-12 Richard Guenther <rguenther@suse.de>
6449 PR tree-optimization/31797
6450 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
6451 propagate into a stmt that has volatile ops.
6453 2007-05-12 Richard Sandiford <richard@codesourcery.com>
6455 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6456 (gcc_tooldir): Likewise.
6457 * configure: Regenerate.
6458 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6459 old configure.ac gcc_tooldir setting.
6460 (prefix_to_exec_prefix): New variable.
6461 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6462 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6464 2007-05-11 Silvius Rus <rus@google.com>
6466 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
6467 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
6468 * c-common.h (strict_aliasing_warning): Change return type.
6469 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
6470 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
6471 (build_c_cast): Condition call to strict_aliasing_warning.
6472 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
6473 * flags.h (set_Wstrict_aliasing): Declare.
6474 * opts.c (set_Wstrict_alising): Define, add call to.
6475 * tree-flow.h (strict_aliasing_warning_backend): Declare.
6476 * tree-ssa-alias-warnings.c: New file.
6477 * tree-ssa-alias.c (compute_may_aliases): Add call to
6478 strict_aliasing_warning_backend.
6480 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
6482 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
6483 Use loop_depth and loop_outer accessor functions.
6484 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
6485 determine_invariantness_stmt, move_computations_stmt): Ditto.
6486 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
6487 add_loop, loopify, unloop, fix_loop_structure): Ditto.
6488 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
6489 * tree-scalar-evolution.c (interpret_loop_phi,
6490 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
6491 instantiate_parameters_1, scev_const_prop): Ditto.
6492 * cfghooks.c (make_forwarder_block): Ditto.
6493 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
6494 * modulo-sched.c (loop_canon_p): Ditto.
6495 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
6496 slpeel_can_duplicate_loop_p): Ditto.
6497 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
6498 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
6499 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
6500 cancel_loop, verify_loop_structure): Ditto.
6501 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
6502 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
6503 superloops vector instead of "pred" array.
6504 (establish_preds): Take father loop as an argument. Initialize the
6506 (flow_loop_tree_node_add): Pass father loop to establish_preds.
6507 Do not initialize loop->outer.
6508 (flow_loop_tree_node_remove): Truncate the superloops vector.
6509 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
6510 "pred" merged to "superloops" vector.
6511 (loop_depth, loop_outer): New.
6512 (fel_init): Use loop_outer.
6514 2007-05-11 Jan Hubicka <jh@suse.cz>
6516 * cgraphunit.c: Include gt-cgraphunit.h
6517 (static_ctors, static_dtors): New static vars.
6518 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
6519 based on implementation in c-common.c
6520 (cgraph_finalize_function): Call record_cdtor_fn.
6521 (cgraph_optimize): Call cgraph_build_cdtor_fns.
6522 * decl.c (finish_function): Do not call c_record_cdtor_fn.
6523 (c_write_global_declarations): Do not call c_build_cdtor_fns.
6524 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
6525 build_cdtor, c_build_cdtor_fns): Remove.
6526 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
6527 c_build_cdtor_fns): Remove prototype.
6529 2007-05-11 Paolo Carlini <pcarlini@suse.de>
6532 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
6533 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
6534 * builtins.c (fold_builtin_memchr): New.
6535 (expand_builtin_memchr): Call the latter.
6536 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
6537 * doc/extend.texi ([Other built-in functions provided by GCC]):
6540 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
6542 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
6543 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
6544 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
6545 PFPO_OP1_TYPE_SHIFT): Constants added.
6546 (DFP_ALL): Mode macro defined.
6547 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
6548 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
6549 Insn definitions added.
6550 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
6551 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
6554 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
6556 PR tree-optimization/31885
6557 * tree-chrec.c (chrec_contains_undetermined): Do not consider
6558 NULL_TREE to be undetermined.
6559 (automatically_generated_chrec_p): Return false for NULL.
6561 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
6563 * config/bfin/bfin.h (MOVE_RATIO): Define.
6565 2007-05-10 Richard Sandiford <richard@codesourcery.com>
6567 * config.gcc (sparc-wrs-vxworks): New target.
6568 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
6569 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
6570 * config/sparc/sparc.h: Include vxworks-dummy.h.
6571 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
6572 include LABEL_REFs too.
6573 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
6574 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
6576 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
6578 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
6579 (sparc_emit_call_insn): New function.
6580 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
6581 functions when generating VxWorks PIC.
6582 * config/sparc/sparc.md (vxworks_load_got): New pattern.
6583 (call, call_value): Use sparc_emit_call_insn instead of
6586 2007-05-09 Bob Wilson <bob.wilson@acm.org>
6588 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
6590 2007-05-09 Bob Wilson <bob.wilson@acm.org>
6592 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
6593 for floating-point values if HOST_BITS_PER_LONG > 32. Use
6594 split_double instead of operand_subword.
6596 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
6598 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
6599 * config/bfin/bfin.c (bfin_local_alignment): New function.
6600 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
6602 2007-05-08 Chao-ying Fu <fu@mips.com>
6604 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
6605 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
6606 (smsub_widen_optab, umsub_widen_optab): Define.
6607 * optabs.c (init_optabs): Initialize smsub_widen_optab and
6609 * genopinit.c (optabs): Fill in smsub_widen_optab and
6611 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
6612 and umsub_widen_optab to implement multiply-subtract sequences.
6613 * config/mips/mips.md (*msac<u>_di): Rename to...
6614 (<u>msubsidi4): ...this. Extend condition to include
6615 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
6616 of operand 0 to "ka" and use the three-operand form of msub<u>
6618 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
6621 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
6623 PR rtl-optimization/28011
6624 * reload.c (push_reload): Set dont_share if IN appears in OUT
6625 also when IN is a PLUS rtx.
6626 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
6629 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
6631 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
6632 call unshare_all_decls.
6633 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
6634 (unshare_all_decls): Remove.
6636 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
6639 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
6642 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
6643 Nigel Stephens <nigel@mips.com>
6645 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
6646 Update comments and all uses.
6647 (MIN_FPRS_PER_FMT): Define.
6648 * config/mips/mips.c (function_arg): Fix to correctly handle
6649 the -mips32r2 -mfp64 -mabi=32 case.
6650 (override_options): Enable use of odd-numbered registers for
6651 SFmode values on MIPS32.
6652 (mips_save_reg_p): Save whole floating-point register pair if
6653 either half is used.
6654 (compute_frame_size): Fix comment.
6656 2007-05-08 Jie Zhang <jie.zhang@analog.com>
6658 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
6659 argument of type bool.
6660 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
6661 argument. Safely select temporary P register according to it.
6662 (do_link): Change call site of add_to_reg accordingly.
6663 (do_unlink): Add epilogue_p as a fourth argument and pass it
6665 (expand_interrupt_handler_epilogue): Change call of do_unlink
6667 (bfin_expand_prologue): Add a third argument sibcall_p.
6668 * config/bfin/bfin.md (epilogue): Change call of
6669 bfin_expand_epilogue accordingly.
6670 (sibcall_epilogue): Likewise.
6671 (eh_return_internal): Likewise.
6673 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
6674 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
6675 * config/bfin/bfin.c (bfin_handle_option): Handle
6676 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
6677 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
6678 Support bf534, bf536 and bf561.
6679 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
6681 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
6684 * config/i386/i386.c (ix86_function_regparm): Process local
6685 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
6687 2007-05-07 Mike Stump <mrs@apple.com>
6689 * doc/invoke.texi (Warning Options): Document that -Wempty-body
6690 also checks for and while statements in C++.
6692 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
6694 * gcc.c (at_file_supplied): New variable.
6695 (main): Set it if we expanded argv.
6696 (do_spec_1): Pass an @-file to the linker if we were called with
6697 an @-file argument and HAVE_GNU_LD.
6698 * collect2.c (at_file_supplied): New variable.
6699 (response_file): New variable.
6700 (collect_exit): Unlink response_file if necessary.
6701 (handler): Likewise.
6702 (do_wait): Likewise.
6703 (main): Set at_file_supplied if we expanded argv.
6704 (collect_execute): Pass an @-file to subprocesses if we were called
6705 with an @-file argument.
6706 * configure.ac: Add define for HAVE_GNU_LD.
6707 * configure: Regenerate.
6708 * config.in: Regenerate.
6710 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
6712 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
6718 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
6720 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
6721 (TARGET_ENCODE_SECTION_INFO): Re-define.
6722 (m32c_encode_section_info): New
6723 (function_vector_handler): New
6724 (current_function_special_page_vector): New
6725 (m32c_special_page_vector_p): New.
6726 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
6728 * config/m32c/jump.md: Added instruction JSRS for functions
6729 with attribute "function_vector".
6730 * doc/extend.texi (function_vector): Added description
6731 for M16C, M32C targets.
6733 2007-05-07 DJ Delorie <dj@redhat.com>
6736 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
6737 ashrpsi3, lshrpsi3): Update shift count constraint.
6739 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
6740 Nathan Froyd <froydnj@codesourcery.com>
6743 * c-incpath.c (add_path): Strip trailing path separators.
6745 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
6747 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
6748 Free dominance info before purging EH edges.
6749 (eliminate_degenerate_phis): Likewise.
6750 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
6752 2007-05-07 Jan Hubicka <jh@suse.cz>
6754 * gimplify.c (gimplify_expr): Do not crash when folding
6755 (void *)(int)&a + 4.
6757 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6760 * c-opts.c (lang_fortran): Make it non static.
6761 * c-common.h (lang_fortran): New prototype.
6762 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
6763 -lang-fortran option was passed by the driver.
6765 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
6767 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
6768 of ASSERT_CHECKING. Tweak message.
6770 2007-05-06 Revital Eres <eres@il.ibm.com>
6773 * loop-unroll.c (insert_var_expansion_initialization):
6774 Initialize the expansions with -zero instead of +zero.
6776 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
6778 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
6779 into pic and non-pic versions. Mark r19 as used for
6780 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
6781 for tgd_load, tld_load and tie_load .
6782 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
6783 version of tgd_load, tld_load and tie_load depending on the
6786 2007-05-04 Ulrich Drepper <drepper@redhat.com>
6787 Jakub Jelinek <jakub@redhat.com>
6789 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
6790 (__do_global_dtors_aux): Use more paranoid loop to run
6791 destructors if HIDDEN_DTOR_LIST_END.
6792 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
6794 2007-05-04 Jakub Jelinek <jakub@redhat.com>
6796 * varasm.c (align_variable): Don't increase alignment for
6797 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
6798 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
6800 2007-05-04 Josh Conner <jconner@apple.com>
6802 * basic-block.h (cdi_direction): Assign values to all enumeration
6804 (dom_computed): Remove.
6805 (dom_info_state): New.
6806 (set_dom_info_availability): New.
6807 * tree-ssa-loop-im.c (determine_invariantness): Initialize
6808 walk_data.dom_direction.
6809 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
6810 instead of dom_computed[].
6811 (split_edge): Likewise.
6812 (create_basic_block): Likewise.
6813 (merge_blocks): Likewise.
6814 * ifcvt.c (find_if_header): Likewise.
6815 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
6816 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
6817 * tree-ssa.c (verify_ssa): Likewise.
6818 * tree-cfg.c (tree_verify_flow_info): Likewise.
6819 (remove_edge_and_dominated_blocks): Likewise.
6820 * dominance.c (dom_computed): Make static.
6821 (calc_dfs_tree_nonrec): Change third param to a bool.
6822 (calc_dfs_tree): Change second param to a bool.
6823 (calc_idioms): Change second param to a bool. Use
6824 dom_convert_dir_to_idx.
6825 (init_dom_info): Validate dir before using.
6826 (dom_convert_dir_to_idx): New.
6827 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
6828 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
6829 (free_dominance_info): Use dom_convert_dir_to_idx.
6830 (get_immediate_dominator): Likewise.
6831 (set_immediate_dominator): Likewise.
6832 (get_dominated_by): Likewise.
6833 (redirect_immediate_dominators): Likewise.
6834 (nearest_common_denominator): Likewise.
6835 (dominated_by_p): Likewise.
6836 (bb_dom_dfs_in): Likewise.
6837 (bb_dom_dfs_out): Likewise.
6838 (recount_dominator): Likewise.
6839 (iterate_fix_dominators): Likewise.
6840 (add_to_dominance_info): Likewise.
6841 (delete_from_dominance_info): Likewise.
6842 (first_dom_son): Likewise.
6843 (next_dom_son): Likewise.
6844 (dom_info_available_p): Likewise.
6845 (dom_info_state): New.
6846 (set_dom_info_availability): New.
6848 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6850 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
6852 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
6854 2007-05-04 Bob Wilson <bob.wilson@acm.org>
6856 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
6857 (subdi3, subdi_carry): Delete.
6859 2007-05-04 Jan Hubicka <jh@suse.cz>
6860 Richard Guenther <rguenther@suse.de>
6862 * opts.c (decode_options): Do not fiddle with inlining
6863 parameters in case of optimizing for size.
6864 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
6865 for size do nothing.
6866 (cgraph_decide_inlining_of_small_function): When optimizing for
6867 size never inline functions increasing caller size.
6868 (cgraph_early_inlining): Inline for size when optimizing for size.
6870 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
6872 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
6873 logical operations piecewise.
6874 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
6875 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
6876 subdi_sesidi_di): Delete.
6877 (add_with_carry): Produce carry in CC instead of a DREG to shorten
6878 the generated sequence. Allow three-reg add in constraints. Rewrite
6879 the rtl expression for carry to avoid zero_extend of a constant.
6880 (sub_with_carry): New pattern.
6881 (adddi3, subdi3): Change into define_expand. For subtract, generate a
6882 different sequence not involving jumps.
6883 (notbi): Now a named pattern.
6885 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
6887 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
6888 Add the note about a significant loss of accuracy of some
6889 mathematical routines when these options are used.
6891 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6893 * haifa-sched.c (rtx_vec_t): New typedef.
6894 (contributes_to_priority_p): Extract piece of priority () into new
6896 (priority): Use the function. Add assertion.
6897 (rank_for_schedule, set_priorities): Add assertion to check that
6898 insn's priority is initialized.
6899 (clear_priorities, calc_priorities): Change signature. Make it update
6900 all relevant insns. Update all callers ('add_to_speculative_block ()'
6901 and 'create_block_check_twin ()').
6902 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
6903 Add new field 'priority_status'.
6904 (INSN_PRIORITY_STATUS): New macro.
6905 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
6907 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6909 * sched-ebb.c (debug_ebb_dependencies): New static function.
6910 (init_ready_list): Use it.
6912 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
6913 with changed signature and 'debug_rgn_dependencies ()'.
6914 (debug_rgn_dependencies): New static function.
6915 (init_ready_list): Use it.
6917 * sched-int.h (debug_dependencies): Declare.
6919 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6921 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
6923 2007-05-04 Dirk Mueller <dmueller@suse.de>
6925 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
6927 2007-05-03 Jan Hubicka <jh@suse.cz>
6929 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
6930 ((T1)X op (T1)Y), for pointer type in more cases than before.
6932 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
6934 * tree-object-size.c (plus_expr_object_size): When operand size is
6935 unknown, return unknown.
6937 2007-05-03 Dirk Mueller <dmueller@suse.de>
6939 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
6941 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
6944 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
6946 2007-05-03 Janis Johnson <janis187@us.ibm.com>
6948 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
6950 2007-05-03 Joseph Myers <joseph@codesourcery.com>
6952 * config/soft-fp/double.h, config/soft-fp/extended.h,
6953 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
6954 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
6955 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
6956 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
6959 2007-05-03 Ian Lance Taylor <iant@google.com>
6961 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
6962 MASK_PPC_GFXOPT for 8540 or 8548.
6964 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
6966 * tree-vect-transform.c (vect_update_inits_of_drs): Use
6967 vect_print_dump_info() to output debug information.
6969 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
6972 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
6973 operands of size 2 when operand is not MEM_P.
6975 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
6977 PR tree-optimization/30565
6978 * lambda-code.c (perfect_nestify): Fix updating of dominators.
6980 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
6982 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
6983 (umulsi3_highpart): Use them.
6984 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
6985 for final accumulator to D regisster tranfser.
6987 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
6989 PR tree-optimization/31699
6990 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
6992 (vect_enhance_data_refs_alignment): Compute peel amount using
6993 TYPE_VECTOR_SUBPARTS instead of vf.
6994 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
6996 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
6999 * system.h: Remove inclusion of double-int.h
7000 * tree.h: Include double-int.h
7001 * gengtype.c: Likewise
7002 * cfgloop.h: Likewise
7003 * Makefile.in: Adjust dependencies on double-int.h
7005 2007-05-02 Eric Christopher <echristo@apple.com>
7007 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
7008 -shared to -Zdynamiclib.
7010 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
7013 * c-common.c (strip_pointer_or_array_types): New function.
7014 * c-common.h (strip_pointer_or_array_types): New function declaration.
7016 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
7018 PR tree-optimization/31771
7019 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
7021 2007-05-02 Paul Brook <paul@codesourcery.com>
7023 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
7025 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
7028 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
7031 2007-05-02 Nick Clifton <nickc@redhat.com>
7033 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
7035 2007-05-02 Richard Guenther <rguenther@suse.de>
7037 PR tree-optimization/31146
7038 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
7039 argument, single_use_p. If we have a single use that is
7040 a conversion to the definition rhs type, propagate that rhs.
7041 (forward_propagate_addr_expr): Pass single_use_p argument
7042 to forward_propagate_addr_expr_1.
7044 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
7046 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
7049 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7051 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
7052 'AMD Family 10 core'.
7054 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7056 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
7057 and athlon64-sse3 as improved versions of k8, opteron and athlon64
7058 with SSE3 instruction set support.
7059 * doc/invoke.texi: Likewise.
7061 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7063 * config/i386/i386.c (override_options): Tuning 32-byte loop
7064 alignment for amdfam10 architecture. Increasing the max loop
7065 alignment to 24 bytes.
7067 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
7069 * config/m68k/constraints.md: New.
7070 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
7071 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
7072 EXTRA_CONSTRAINT): Remove.
7073 * config/m68k/m68k.md: Include constraints.md.
7074 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
7076 2007-05-01 Ian Lance Taylor <iant@google.com>
7078 PR tree-optimization/31739
7079 * tree-vrp.c (vrp_val_is_max): New static function.
7080 (vrp_val_is_min): New static function.
7081 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
7083 (set_value_range): Use vrp_val_is_{max,min}.
7084 (extract_range_from_assert): Likewise.
7085 (extract_range_from_binary_expr): Likewise.
7086 (extract_range_from_unary_expr): Likewise.
7087 (dump_value_range, vrp_meet): Likewise.
7088 (vrp_visit_phi_node): Likewise.
7089 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
7091 2007-05-01 Mark Mitchell <mark@codesourcery.com>
7093 * config/i386/gmon-sol2.c (size_t): New type.
7094 (intptr_t): Likewise.
7095 (s_textsize): Declare as size_t.
7097 (monstartup): Use size_t for sizes.
7098 (_mcount): Save and restore registers.
7099 (internal_mcount): Pass 0 as the first argument to monstartup
7101 (moncontrol): Convert pointer to appropriately sized integer
7102 before passing to profil.
7104 2007-05-01 Joseph Myers <joseph@codesourcery.com>
7106 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
7107 __NO_FPRS__, not just if _SOFT_DOUBLE.
7108 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
7109 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
7110 also for E500 double.
7111 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
7112 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
7115 2007-05-01 Richard Guenther <rguenther@suse.de>
7117 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
7120 2007-05-01 Joseph Myers <joseph@codesourcery.com>
7122 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
7124 2007-05-01 Jan Hubicka <jh@suse.cz>
7126 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
7129 2007-05-01 Jan Hubicka <jh@suse.cz>
7131 * tree.h (maybe_fold_offset_to_component_ref): Remove.
7132 (maybe_fold_offset_to_reference): Declare.
7133 * fold-const.c (fold_unary): Do not fold
7134 (type *)&A into &A->field_of_type_and_offset_0
7135 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
7136 size is unknown, give up.
7137 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
7139 (maybe_fold_offset_to_reference): New.
7140 (maybe_fold_stmt_indirect): Use it.
7141 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
7142 * gimplify.c (gimplify_conversion): Canonicalize conversions to
7144 (gimplify_expr): Likewise for plus_expr.
7146 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
7148 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
7149 bsi_after_labels. Always insert statements before bsi.
7150 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
7151 * predict.c (apply_return_prediction): Check for empty blocks.
7152 * cfgexpand.c (lab_rtx_for_bb): New variable.
7153 (label_rtx_for_bb): Do not create new tree labels.
7154 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
7155 (tree_expand_cfg): Initialize lab_rtx_for_bb.
7156 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
7158 (label_for_bb): Add field used.
7159 (update_eh_label, main_block_label): Mark the label used.
7160 (cleanup_dead_labels): Remove unused labels.
7162 2007-05-01 Richard Guenther <rguenther@suse.de>
7164 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
7165 if it is not about to be set.
7166 (get_value_range): Do not pre-allocate equiv bitmap.
7167 (update_value_range): No need to clear equiv field.
7168 (add_equivalence): Change prototype to get bitmap pointer.
7169 Allocate bitmap here if it is not already.
7170 (extract_range_from_assert): Do not allocate bitmap here.
7171 Update callers to add_equivalence.
7172 (extract_range_from_ssa_name): Likewise.
7173 (get_vr_for_comparison): New static helper.
7174 (compare_name_with_value): Handle NULL equiv bitmap by
7175 peeling the first iteration of the comparison loop.
7176 Use get_vr_for_comparison.
7177 (compare_names): Handle NULL equiv bitmaps by using fake
7178 ones. Use get_vr_for_comparison.
7180 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
7182 * double-int.c (mpz_set_double_int): Moved from
7183 tree-ssa-loop-niter.c.
7184 (mpz_get_double_int): Likewise; also, add option to wrap
7185 out-of-range integers.
7186 * double-int.h: New prototypes for above.
7187 * tree.c (get_static_type_bounds): Moved from
7188 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
7189 TYPE_MAX_VALUE if they exist..
7190 * tree.h: New prototype for above.
7191 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
7192 get_type_bounds calls.
7193 (mpz_set_double_int): Move to double-int.c.
7194 (get_type_bounds): Move to tree.c, rename to
7195 get_static_type_bounds.
7196 (mpz_to_double_int): Move to double-int.c, rename to
7199 2007-04-30 Bob Wilson <bob.wilson@acm.org>
7201 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
7202 DIV0 exception can fall through to a normal return.
7204 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
7208 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
7209 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
7210 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7211 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
7212 initialize align to silence bogus warning.
7213 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7214 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
7216 (struct sra_walk_fns): Remove use_all parameter from use.
7217 (sra_hash_tree): Handle BIT_FIELD_REFs.
7218 (sra_elt_hash): Don't hash bitfld blocks.
7219 (sra_elt_eq): Skip them in parent compares as well. Handle
7221 (sra_walk_expr): Don't maintain or pass down use_all_p.
7222 (scan_use): Remove use_all parameter.
7223 (scalarize_use): Likewise. Re-expand assignment to
7224 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
7225 output, and re-scalarize after output. Don't mark anything
7227 (scalarize_ldst): Adjust.
7228 (scalarize_walk_gimple_modify_statement): Likewise.
7229 (build_element_name_1): Handle BIT_FIELD_REFs.
7230 (instantiate_element): Don't warn for any element whose parent
7232 (instantiate_missing_elements_1): Return the sra_elt.
7233 (canon_type_for_field): New.
7234 (try_instantiate_multiple_fields): New.
7235 (instantiate_missing_elemnts): Use them.
7236 (mark_no_warning): Removed.
7237 (generate_one_element_ref): Handle BIT_FIELD_REFs.
7238 (REPLDUP, sra_build_elt_assignment): New.
7239 (generate_copy_inout): Use them.
7240 (generate_element_copy): Likewise. Handle bitfld differences.
7241 (generate_element_zero): Don't recurse for blocks. Use
7242 sra_build_elt_assignment.
7243 (generate_one_element_int): Take elt instead of var. Use
7244 sra_build_elt_assignment.
7245 (generate_element_init_1): Adjust.
7246 (scalarize_use, scalarize_copy): Use REPLDUP.
7247 (scalarize_ldst): Move assert before dereference.
7248 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
7250 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7253 * tree.c (reconstruct_complex_type): Reconstruct a reference
7255 Also use the same mode for the pointer as the old pointer type.
7257 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7259 * doc/trouble.texi (Interoperation): Remove note about Ultrix
7262 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
7264 PR rtl-optimization/31676
7265 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
7266 (df_refs_record): Call it.
7268 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
7270 * rtl.def (SS_ABS): New code.
7271 * config/bfin/bfin.c (print_operand): New modifier 'v'.
7272 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
7273 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
7274 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
7275 (bfin_init_builtins): Define them.
7276 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
7277 (bfin_expand_builtin): ... and handle the others here.
7278 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
7279 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
7280 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
7281 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
7282 operand is only HImode.
7284 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
7286 * regclass.c (scan_one_insn): Remove splitting of
7289 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
7290 Nigel Stephens <nigel@mips.com>
7292 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
7294 2007-04-28 Jan Hubicka <jh@suse.cz>
7296 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
7297 insn_locators_alloc instead of insn_locators_initialize;
7298 call reset_block_changes.
7299 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7300 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
7301 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
7302 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
7303 * config/score/score.c (th_output_mi_thunk): Likewise.
7304 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7305 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
7306 tolerate uninitialized locator info.
7309 * function.c (init_function_start): Don't init line number info.
7310 (expand_function_end): Update.
7311 (reset_block_changes, record_block_change, finalize_block_changes,
7312 check_block_change, free_block_changes): Kill.
7313 * function.h (reset_block_changes, record_block_change,
7314 finalize_block_changes, check_block_change, free_block_changes):
7316 (struct function): Remove ib_boundaries_block.
7317 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7318 Use curr_insn_locator to initialize locator.
7319 (emit_line_note): Remove.
7320 * cfgexpand.c (expand_gimple_cond_expr): Update.
7321 (construct_exit_block): Likewise.
7322 (tree_expand_cfg): Initialize/finalize locators.
7323 * expr.c (expand_expr_real): Update.
7324 * cfglayout.c (line_locators_locs, line_locators_lines,
7325 file_locators_locs, file_locators_files): Remove.
7326 (set_block_levels): Move to cfgexpand.c.
7327 (insn_locators_initialize): Remove.
7328 (pass_insn_locators_initialize): Remove.
7329 (locations_locators_locs, locations_locators_vals): New static vars.
7330 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7332 (insn_locators_alloc, insn_locators_finalize,
7333 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7335 (locator_location): New.
7336 (locator_line, locator_file): Rewrite.
7337 * rtl.h (emit_line_note): Kill.
7338 (insn_locators_alloc, insn_locators_finalize,
7339 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7341 * tree-inline.c (initialize_cfun): Do not initialize
7342 ib_boundaries_block.
7343 * passes.c (pass_insn_locators_initialize): Remove.
7345 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
7347 * tree-cfg.c (move_block_to_fn): Release bb from dominance
7348 info. Update last_basic_block correctly.
7350 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
7353 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
7354 register itself to hold the offset constant. Tell flow the use
7355 of r4 and r5 when they are used.
7357 2007-04-27 Richard Guenther <rguenther@suse.de>
7359 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
7360 if we simplified anything.
7361 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
7362 warnings until we did a simplification and the stmt was not
7363 marked as TREE_NO_WARNING.
7365 2007-04-27 Mike Stump <mrs@apple.com>
7367 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
7369 2007-04-27 Ian Lance Taylor <iant@google.com>
7372 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
7373 TYPE_MAX_VALUE exist, convert them to the new type.
7375 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7377 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
7378 if it claims to be available.
7379 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
7381 (perform_tree_ssa_dce): Always free postdominators.
7383 2007-04-27 Richard Henderson <rth@redhat.com>
7385 * config/alpha/predicates.md (aligned_memory_operand): Mark
7386 as define_special_predicate.
7387 (unaligned_memory_operand, normal_memory_operand): Likewise.
7388 (reg_or_unaligned_mem_operand): Remove.
7389 (any_memory_operand): Match the documentation and check for
7390 non-renumbered pseudos during reload.
7391 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
7392 alpha_secondary_reload_class, update to new interface, make static.
7393 Handle CQImode like HImode. Remove FP subreg check.
7394 (alpha_expand_mov): Use replace_equiv_address.
7395 (alpha_expand_mov_nobwx): Use any_memory_operand.
7396 (TARGET_SECONDARY_RELOAD): New.
7397 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
7398 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
7399 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
7400 * config/alpha/alpha.md: ... here.
7401 (RELOAD12, reloadmode): New.
7403 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
7404 Don't handle the aligned case here.
7405 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
7406 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
7407 reload_inhi_help. Don't expect a scratch register.
7408 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
7410 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
7412 2007-04-27 Richard Guenther <rguenther@suse.de>
7414 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
7416 2007-04-27 Richard Guenther <rguenther@suse.de>
7418 PR tree-optimization/30965
7419 PR tree-optimization/30978
7420 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
7421 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
7422 (find_equivalent_equality_comparison): Likewise.
7423 (simplify_cond): Likewise.
7424 (get_prop_source_stmt): New helper.
7425 (get_prop_dest_stmt): Likewise.
7426 (can_propagate_from): Likewise.
7427 (remove_prop_source_from_use): Likewise.
7428 (combine_cond_expr_cond): Likewise.
7429 (forward_propagate_comparison): New function.
7430 (forward_propagate_into_cond): Rewrite to use fold for
7432 (tree_ssa_forward_propagate_single_use_vars): Call
7433 forward_propagate_comparison to propagate comparisons.
7435 2007-04-27 Richard Guenther <rguenther@suse.de>
7437 PR tree-optimization/31715
7438 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
7439 sure to do computation on the offset in an appropriate
7442 2007-04-27 Richard Sandiford <richard@codesourcery.com>
7444 * reload.h (elimination_target_reg_p): Declare.
7445 * reload.c (find_reloads): Don't apply the reg_rtx move
7446 optimization if the SET_DEST satisfies elimination_target_reg_p.
7447 * reload1.c (elimination_target_reg_p): New function.
7448 (gen_reload): In the move/add2 fallback, make sure that op0
7449 does not overlap the destination register.
7451 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7453 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
7454 transform only GIMPLE_MODIFY_STMTs.
7455 * tree-complex.c (expand_complex_operations_1): Ditto.
7456 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
7457 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
7458 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
7460 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
7461 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
7462 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
7463 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
7464 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
7465 slpeel_add_loop_guard): Ditto.
7466 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
7467 * lambda-code.c (perfect_nestify): Ditto.
7468 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
7469 before the first statement.
7470 * tree-optimize.c (execute_free_datastructures): Fix comments.
7471 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
7472 * tree-flow.h (disband_implicit_edges): Declaration removed.
7473 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
7475 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
7476 COND_EXPRs without gotos.
7477 (disband_implicit_edges, has_label_p): Removed.
7478 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
7479 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
7481 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
7483 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
7484 also for COND_EXPRs.
7485 * cfgexpand.c (label_rtx_for_bb): New function.
7486 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
7487 Use label_rtx_for_bb to find the labels.
7488 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
7489 last block. Detect fallthru edges.
7491 2007-04-26 Ian Lance Taylor <iant@google.com>
7494 * reload.c (find_reloads_subreg_address): If the address was valid
7495 in the original mode but not in the new mode, reload the whole
7498 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7500 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
7501 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
7502 (cleanup_control_expr_graph): Do not invalidate dominance info.
7503 Record altered blocks.
7504 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
7505 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
7506 cleanup_tree_cfg_bb): New functions.
7507 (remove_forwarder_block): Do not maintain the worklist of blocks.
7508 Record altered blocks.
7509 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
7511 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
7512 delete_unreachable_blocks if dominators are not available.
7513 * tree-inline.c (optimize_inline_calls): Free dominance information
7515 * tree-flow.h (remove_edge_and_dominated_blocks,
7516 cfgcleanup_altered_bbs): Altered.
7517 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
7519 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
7521 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
7522 do not invalidate dominators.
7524 2007-04-26 Anatoly Sokolov <aesok@post.ru>
7526 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
7527 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
7528 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7529 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7531 2007-04-26 Steve Ellcey <sje@cup.hp.com>
7533 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
7535 2007-04-26 Richard Guenther <rguenther@suse.de>
7537 PR tree-optimization/31703
7538 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
7539 the right type for the target of the bittest.
7541 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7543 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
7544 ix86_sol10_return_in_memory.
7546 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7548 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
7551 2007-04-26 Jakub Jelinek <jakub@redhat.com>
7554 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
7556 PR tree-optimization/30558
7557 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
7558 clear this_state.prev_try.
7560 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7561 Mark Mitchell <mark@codesourcery.com>
7563 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
7564 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
7565 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
7567 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7570 * doc/invoke.texi (%:print-asm-header): Document.
7571 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
7573 (static_spec_functions): Add print-asm-header.
7574 (main): Print a banner before the --target-help linker options.
7575 (print_asm_header_spec_function): New function.
7577 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
7580 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
7581 (movsf_ie): Likewise.
7583 2007-04-25 Paolo Carlini <pcarlini@suse.de>
7585 * doc/extend.texi ([Type Traits]): Adjust per N2255.
7587 2007-04-25 Bob Wilson <bob.wilson@acm.org>
7589 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
7590 exception for divide-by-zero.
7591 (__umodsi3, __modsi3): Likewise.
7593 2007-04-25 Dirk Mueller <dmueller@suse.de>
7595 * c-typeck.c (build_compound_expr): Annotate warning()
7596 call with OPT_Wunused_value.
7597 * tree-ssa.c (warn_uninit): Annotate warning with
7599 * c-common.c (handle_sentinel_attribute): Annotate warning
7600 call with OPT_Wattributes.
7602 2007-04-25 Thiemo Seufer <ths@mips.com>
7604 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
7606 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
7607 on to the assembler. Improve handling of -mno-mips16. Add handling
7608 of -mno-mips3d, -mno-dsp, -mno-dspr2.
7609 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
7610 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
7611 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
7613 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
7616 * config/i386/winnt.c (i386_pe_file_end): Strip only
7617 USER_LABEL_PREFIX when writing export name.
7619 2007-04-25 Richard Sandiford <richard@codesourcery.com>
7621 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
7622 sh/elf.h, vx-common.h and vxworks.h.
7623 * config/sh/sh.h: Include config/vxworks-dummy.h.
7624 (SUBTARGET_OVERRIDE_OPTIONS): Define.
7625 (OVERRIDE_OPTIONS): Use it.
7626 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
7627 (vxworks_picreg): New pattern.
7628 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
7629 VXWORKS_OS_CPP_BUILTINS.
7630 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
7631 to their VXWORKS_* equivalents.
7632 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
7633 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
7634 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
7635 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
7636 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
7637 -mrtp/-fPIC multilibs.
7638 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
7639 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
7640 (MULTILIB_OSDIRNAMES): Delete.
7642 2007-04-25 Anatoly Sokolov <aesok@post.ru>
7645 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
7647 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
7649 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
7650 rounding mode to be specified by the caller.
7651 (real_to_mpfr) Likewise.
7652 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
7653 include new arguments.
7654 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
7656 2007-04-24 Ian Lance Taylor <iant@google.com>
7658 PR tree-optimization/31605
7659 * tree-vrp.c (set_value_range): Check that min and max are not
7660 both overflow infinities.
7661 (set_value_range_to_value): New static function.
7662 (extract_range_from_binary_expr): Call set_value_range_to_value.
7663 (extract_range_from_cond_expr): Likewise.
7664 (extract_range_from_expr): Likewise.
7665 (extract_range_from_unary_expr): Likewise. Don't create a range
7666 which overflows on both sides.
7667 (vrp_meet): Check for a useless range.
7668 (vrp_visit_phi_node): If we see a constant which looks like an
7669 overflow infinity, turn off the TREE_OVERFLOW flag.
7671 2007-04-24 Ian Lance Taylor <iant@google.com>
7673 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
7675 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
7678 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
7679 diagnostic message is being built.
7680 * tree-pretty-print.c (dump_generic_node): Only write the
7681 formatted text into BUFFER's stream if we are not building a
7683 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
7685 * Makefile.in (toplev.o): Depend on tree-pass.h.
7687 2007-04-24 Ian Lance Taylor <iant@google.com>
7689 PR tree-optimization/31602
7690 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
7691 conditionals in the copied loop header.
7692 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
7693 warnings if TREE_NO_WARNING is set.
7694 * doc/invoke.texi (Warning Options): Clarify that
7695 -Wstrict-overflow does not warn about loops.
7697 2007-04-24 Janis Johnson <janis187@us.ibm.com>
7699 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
7700 expand on the comment about _Decimal128 arguments and check the
7701 integer result of the modulus operation; for 64-bit ELF ABI, ensure
7702 that _Decimal128 argument uses even/odd register pair.
7703 (function_arg): Ditto.
7705 2007-04-24 Hui-May Chang <hm.chang@apple.com>
7707 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
7708 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
7710 2007-04-24 Richard Guenther <rguenther@suse.de>
7711 Olga Golovanevsky <olga@il.ibm.com>
7713 * fold-const.c (multiple_of_p): Check for bottom
7716 2007-04-24 Richard Henderson <rth@redhat.com>
7718 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
7719 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
7720 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
7721 looking for non-zero bits shifted out. Avoid a recursive call
7722 when constructing the scalar.
7723 (__floatundisf): Likewise.
7725 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
7727 * dwarf2out.c (field_byte_offset): Move the existing logic
7728 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
7729 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
7731 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
7734 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
7735 length argument of 0 for memset.
7736 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
7737 unsigned shift instead of the signed variant.
7739 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
7741 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
7742 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
7743 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
7744 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
7745 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
7746 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
7747 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
7748 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
7749 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
7750 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
7751 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
7752 "mul<mode>3", "div<mode>3"): Insn definitions added.
7753 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
7754 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
7755 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
7756 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
7757 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
7758 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
7759 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
7760 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
7761 TARGET_FLOAT_FORMAT): Macro definitions removed.
7762 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
7763 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
7764 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
7765 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
7766 (s390_gen_rtx_const_DI): Function removed.
7767 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
7769 2007-04-24 Richard Sandiford <richard@codesourcery.com>
7771 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
7772 over an external ffs function.
7774 2007-04-24 Chao-ying Fu <fu@mips.com>
7775 Richard Sandiford <richard@nildram.co.uk>
7777 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
7778 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
7779 (smadd_widen_optab, umadd_widen_optab): Define.
7780 * optabs.c (init_optabs): Initialize smadd_widen_optab and
7782 * genopinit.c (optabs): Fill in smadd_widen_optab and
7784 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
7785 and umadd_widen_optab to implement multiply-add sequences.
7786 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
7787 (<u>maddsidi4): ...this. Extend condition to include
7788 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
7789 of operand 0 to "ka" and use the three-operand form of madd<u>
7791 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
7793 * config/mips/constraints.md (ka): New register constraint.
7795 2007-04-24 Jan Hubicka <j@suse.cz>
7799 2007-04-23 Jan Hubicka <jh@suse.cz>
7800 * function.c (init_function_start): Don't init line number info.
7801 (expand_function_end): Update.
7802 (reset_block_changes, record_block_change, finalize_block_changes,
7803 check_block_change, free_block_changes): Kill.
7804 * function.h (reset_block_changes, record_block_change,
7805 finalize_block_changes, check_block_change, free_block_changes):
7807 (struct function): Remove ib_boundaries_block.
7808 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7809 Use curr_insn_locator to initialize locator.
7810 (emit_line_note): Remove.
7811 * cfgexpand.c (expand_gimple_cond_expr): Update.
7812 (construct_exit_block): Likewise.
7813 (tree_expand_cfg): Initialize/finalize locators.
7814 * expr.c (expand_expr_real): Update.
7815 * cfglayout.c (line_locators_locs, line_locators_lines,
7816 file_locators_locs, file_locators_files): Remove.
7817 (set_block_levels): Move to cfgexpand.c.
7818 (insn_locators_initialize): Remove.
7819 (pass_insn_locators_initialize): Remove.
7820 (locations_locators_locs, locations_locators_vals): New static vars.
7821 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7823 (insn_locators_alloc, insn_locators_finalize,
7824 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7826 (locator_location): New.
7827 (locator_line, locator_file): Rewrite.
7828 * rtl.h (emit_line_note): Kill.
7829 (insn_locators_alloc, insn_locators_finalize,
7830 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7832 * tree-inline.c (initialize_cfun): Do not initialize
7833 ib_boundaries_block.
7834 * passes.c (pass_insn_locators_initialize): Remove.
7836 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
7838 * doc/invoke.texi: Removed leading '-' from option index entries.
7840 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
7842 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
7844 (create_phi_node): Use set_phi_nodes.
7845 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
7846 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
7847 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
7848 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
7849 (bsi_start, bsi_last): Use bb_stmt_list.
7850 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
7851 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
7852 Traverse the statements using tsi iterator.
7853 * basic-block.h (struct basic_block_def): Fields stmt_list
7854 and phi_nodes moved to ...
7855 (struct tree_bb_info): ... new structure.
7856 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
7857 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
7858 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
7859 (tree_verify_flow_info): Verify that il.tree is not set for
7860 entry and exit block.
7861 (tree_split_block): Use set_bb_stmt_list.
7863 2007-04-23 Mike Stump <mrs@apple.com>
7865 * config/i386/i386.c (ix86_tune_features
7866 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
7869 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
7871 * config/i386/i386.md (prefix_extra): New attribute.
7872 (length): Add prefix_extra.
7874 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
7875 (sse2_movntv2di): Likewise.
7876 (sse2_cvtps2dq): Likewise.
7877 (sse2_cvtpd2pi): Likewise.
7878 (sse2_cvttpd2pi): Likewise.
7879 (*sse2_cvtpd2ps): Likewise.
7880 (*add<mode>3): Likewise.
7881 (sse2_ssadd<mode>3): Likewise.
7882 (sse2_usadd<mode>3): Likewise.
7883 (*sub<mode>3): Likewise.
7884 (sse2_sssub<mode>3): Likewise.
7885 (sse2_ussub<mode>3): Likewise.
7886 (*mulv8hi3): Likewise.
7887 (*smulv8hi3_highpart): Likewise.
7888 (*umulv8hi3_highpart): Likewise.
7889 (sse2_umulv2siv2di3): Likewise.
7890 (sse2_pmaddwd): Likewise.
7891 (ashr<mode>3): Likewise.
7892 (lshr<mode>3): Likewise.
7893 (ashl<mode>3): Likewise.
7894 (sse2_ashlti3): Likewise.
7895 (sse2_lshrti3): Likewise.
7896 (*umaxv16qi3): Likewise.
7897 (*smaxv8hi3): Likewise.
7898 (*uminv16qi3): Likewise.
7899 (*sminv8hi3): Likewise.
7900 (sse2_eq<mode>3): Likewise.
7901 (sse2_gt<mode>3): Likewise.
7902 (*and<mode>3): Likewise.
7903 (sse2_nand<mode>3): Likewise.
7904 (*ior<mode>3): Likewise.
7905 (*xor<mode>3): Likewise.
7906 (sse2_packsswb): Likewise.
7907 (sse2_packssdw): Likewise.
7908 (sse2_packuswb): Likewise.
7909 (sse2_punpckhbw): Likewise.
7910 (sse2_punpcklbw): Likewise.
7911 (sse2_punpckhwd): Likewise.
7912 (sse2_punpcklwd): Likewise.
7913 (sse2_punpckhdq): Likewise.
7914 (sse2_punpckldq): Likewise.
7915 (sse2_punpckhqdq): Likewise.
7916 (sse2_punpcklqdq): Likewise.
7917 (*sse2_pinsrw): Likewise.
7918 (*sse2_pextrw): Likewise.
7919 (sse2_pshufd_1): Likewise.
7920 (sse2_uavgv16qi3): Likewise.
7921 (sse2_uavgv8hi3): Likewise.
7922 (sse2_psadbw): Likewise.
7923 (sse2_pmovmskb): Likewise.
7924 (*sse2_maskmovdqu): Likewise.
7925 (*sse2_maskmovdqu_rex64): Likewise.
7926 (sse4a_extrqi): Likewise.
7927 (sse4a_extrq): Likewise.
7928 (sse3_lddqu): Set prefix_rep.
7929 (sse3_addsubv4sf3): Likewise.
7930 (sse3_haddv4sf3): Likewise.
7931 (sse3_hsubv4sf3): Likewise.
7932 (sse_cvtss2si): Likewise.
7933 (sse_cvtss2si_2): Likewise.
7934 (sse_cvtss2siq): Likewise.
7935 (sse_cvtss2siq_2): Likewise.
7936 (sse_cvttss2si): Likewise.
7937 (sse_cvttss2siq): Likewise.
7938 (sse2_cvttps2dq): Likewise.
7939 (sse3_movshdup): Likewise.
7940 (sse3_movsldup): Likewise.
7941 (sse2_cvtsd2si): Likewise.
7942 (sse2_cvtsd2si_2): Likewise.
7943 (sse2_cvtsd2siq): Likewise.
7944 (sse2_cvtsd2siq_2): Likewise.
7945 (sse2_cvttsd2si): Likewise.
7946 (sse2_cvttsd2siq): Likewise.
7947 (*sse2_cvtpd2dq): Likewise.
7948 (*sse2_cvttpd2dq): Likewise.
7949 (sse2_pshuflw_1): Likewise.
7950 (sse2_pshufhw_1): Likewise.
7951 (sse4a_insertqi): Likewise.
7952 (sse4a_insertq): Likewise.
7953 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
7954 (ssse3_phadddv4si3): Likewise.
7955 (ssse3_phaddswv8hi3): Likewise.
7956 (ssse3_phsubwv8hi3): Likewise.
7957 (ssse3_phsubdv4si3): Likewise.
7958 (ssse3_phsubswv8hi3): Likewise.
7959 (ssse3_pmaddubswv8hi3): Likewise.
7960 (ssse3_pmulhrswv8hi3): Likewise.
7961 (ssse3_pshufbv16qi3): Likewise.
7962 (ssse3_psign<mode>3): Likewise.
7963 (ssse3_palignrti): Likewise.
7964 (abs<mode>2): Likewise.
7965 (ssse3_phaddwv4hi3): Set prefix_extra.
7966 (ssse3_phadddv2si3): Likewise.
7967 (ssse3_phaddswv4hi3): Likewise.
7968 (ssse3_phsubwv4hi3): Likewise.
7969 (ssse3_phsubdv2si3): Likewise.
7970 (ssse3_phsubswv4hi3): Likewise.
7971 (ssse3_pmaddubswv4hi3): Likewise.
7972 (ssse3_pmulhrswv4hi3): Likewise.
7973 (ssse3_pshufbv8qi3): Likewise.
7974 (ssse3_psign<mode>3): Likewise.
7975 (ssse3_palignrdi): Likewise.
7976 (abs<mode>2): Likewise.
7977 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
7978 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
7979 (sse2_pmovmskb): Set mode to SI instead of V2DF.
7981 2007-04-23 Nick Clifton <nickc@redhat.com>
7983 * params.def: Fix formatting of emacs local variables.
7985 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
7987 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
7988 move if inter-unit move isn't allowed.
7989 Don't split moving the first element of V2DI to DI to inter-unit
7990 move if inter-unit move isn't allowed.
7992 2007-04-23 Richard Guenther <rguenther@suse.de>
7994 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
7995 and CDI_POST_DOMINATORS separately.
7997 2007-04-23 Nick Clifton <nickc@redhat.com>
7999 * c.opt (Wformat-contains-nul): Add warning attribute.
8001 2007-04-23 Jan Hubicka <jh@suse.cz>
8003 * function.c (init_function_start): Don't init line number info.
8004 (expand_function_end): Update.
8005 (reset_block_changes, record_block_change, finalize_block_changes,
8006 check_block_change, free_block_changes): Kill.
8007 * function.h (reset_block_changes, record_block_change,
8008 finalize_block_changes, check_block_change, free_block_changes):
8010 (struct function): Remove ib_boundaries_block.
8011 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
8012 Use curr_insn_locator to initialize locator.
8013 (emit_line_note): Remove.
8014 * cfgexpand.c (expand_gimple_cond_expr): Update.
8015 (construct_exit_block): Likewise.
8016 (tree_expand_cfg): Initialize/finalize locators.
8017 * expr.c (expand_expr_real): Update.
8018 * cfglayout.c (line_locators_locs, line_locators_lines,
8019 file_locators_locs, file_locators_files): Remove.
8020 (set_block_levels): Move to cfgexpand.c.
8021 (insn_locators_initialize): Remove.
8022 (pass_insn_locators_initialize): Remove.
8023 (locations_locators_locs, locations_locators_vals): New static vars.
8024 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
8026 (insn_locators_alloc, insn_locators_finalize,
8027 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8029 (locator_location): New.
8030 (locator_line, locator_file): Rewrite.
8031 * rtl.h (emit_line_note): Kill.
8032 (insn_locators_alloc, insn_locators_finalize,
8033 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8035 * tree-inline.c (initialize_cfun): Do not initialize
8036 ib_boundaries_block.
8037 * passes.c (pass_insn_locators_initialize): Remove.
8039 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
8042 * expr.c (reduce_to_bit_field_precision): Handle
8045 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
8047 PR tree-optimization/24659
8048 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
8049 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
8050 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
8051 * genopinit.c (optabs): Rename vec_pack_mod_optab
8052 to vec_pack_trunc_optab.
8053 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
8054 early for scalar floating point operands for NOP_EXPR.
8055 (vectorizable_type_promotion): Ditto.
8056 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
8057 vec_pack_trunc_optab.
8058 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
8060 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
8061 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
8062 Rename from VEC_PACK_MOD_EXPR.
8063 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
8064 * expr.c (expand_expr_real_1): Ditto.
8065 * tree-inline.c (estimate_num_insns_1): Ditto.
8066 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
8068 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
8069 (vec_unpacks_lo_v4sf): Ditto.
8070 (vec_pack_trunc_v2df): Ditto.
8071 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
8072 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
8073 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
8075 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
8077 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
8079 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
8080 Rename from VEC_PACK_MOD_EXPR. This expression also represent
8081 packing of floating point operands.
8082 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
8083 represent unpacking of floating point operands.
8084 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
8085 [vec_unpacks_hi]: Ditto.
8086 [vec_unpacks_lo]: Ditto.
8088 2007-04-22 Jan Hubicka <jh@suse.cz>
8090 * final.c (rest_of_handle_final): Call
8091 targetm.asm_out.constructor/targetm.asm_out.destructor
8092 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
8093 proper priority via decl_*_priority_insert.
8094 * c-common.c (c_expand_body): Likewise.
8096 2007-04-22 Richard Guenther <rguenther@suse.de>
8098 PR tree-optimization/29789
8099 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
8100 (rewrite_reciprocal): New helper split out from
8101 determine_invariantness_stmt.
8102 (rewrite_bittest): Likewise.
8103 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
8104 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
8107 2007-04-22 Revital Eres <eres@il.ibm.com>
8109 * loop-unroll.c (var_to_expand): New field to support also
8110 insns of the form x = something + x.
8111 (analyze_insn_to_expand_var): Use it.
8112 (expand_var_during_unrolling): Likewise.
8114 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
8116 * predict.c: Include pointer-set.h.
8117 (bb_predictions): New variable.
8118 (tree_predicted_by_p, tree_predict_edge,
8119 remove_predictions_associated_with_edge): Use bb_predictions map
8120 instead of bb->predictions.
8121 (clear_bb_predictions, assert_is_empty): New functions.
8122 (combine_predictions_for_bb): Use bb_predictions map. Call
8123 clear_bb_predictions.
8124 (tree_estimate_probability): Create and free bb_predictions map.
8125 * Makefile.in (predict.o): Add pointer-set.h dependency.
8126 * basic-block.h (struct basic_block_def): Remove predictions
8128 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
8130 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
8133 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
8136 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8138 * timevar.c (timevar_print): Change reference of --disable-checking to
8139 --enable-checking=release. Also warn if assert checking is disabled.
8141 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8144 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
8145 decl as addressable if the compound literal was marked as
8147 Mark the decl as a gimple register if it is a complex or
8148 vector decl and does not live in memory.
8150 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8152 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
8153 (GENERIC_NEXT): New function macro.
8154 (PHI_CHAIN): Use phi_node's new chain variable.
8155 (tree_phi_node): Change tree_common to tree_base
8156 and add the chain field.
8157 * tree-phinodes.c (make_phi_node): Don't set
8158 TREE_TYPE on the new node.
8159 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
8160 instead of checking GIMPLE_TUPLE_P in chain_next.
8161 * tree-vect-transform.c
8162 (get_initial_def_for_induction): Look at
8163 PHI_RESULT_TREE for the type of the phi node.
8164 (update_vuses_to_preheader): Use PHI_CHAIN
8165 instead of TREE_CHAIN on the phi node.
8166 * tree-ssa-structalias.c (compute_points_to_sets):
8168 (ipa_pta_execute): Likewise.
8170 2007-04-21 Richard Guenther <rguenther@suse.de>
8173 * fold-const.c (fold_unary): Call fold_convert_const on the
8176 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
8178 * gcse.c (store_killed_in_insn): Handle PARALLELs.
8179 (store_killed_in_pat): New.
8181 2007-04-20 Richard Henderson <rth@redhat.com>
8184 * config/i386/i386.c (type_has_variadic_args_p): Look for any
8185 TREE_LIST with a void_type_node value, not void_list_node exactly.
8187 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
8189 * doc/standards.texi: Re-arrange into language-specific
8190 subsections. Add a C++ section, documenting which standards we
8193 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
8195 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
8196 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
8198 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
8200 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
8201 ecrti.o and crtbegin.o.
8202 (LIB_DEFAULT_SPEC): Include -lc.
8203 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
8205 2007-04-20 Richard Henderson <rth@redhat.com>
8208 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
8209 argument; update all callers.
8210 (get_unaligned_offset): New.
8211 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
8212 get_unaligned_address, just pass on the address directly.
8213 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
8214 the subreg in the helper patterns.
8215 (unaligned_extendqidi_le): Use get_unaligned_offset.
8216 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
8217 (unaligned_extendhidi_be): Likewise.
8218 (unaligned_extendhidi): Tidy.
8219 * config/alpha/alpha-protos.h: Update.
8221 2007-04-20 Richard Henderson <rth@redhat.com>
8223 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
8224 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
8225 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
8226 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8227 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8228 (CPP_SPEC): Don't include %(cpp_subtarget).
8229 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
8230 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8231 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
8233 2007-04-20 Jakub Jelinek <jakub@redhat.com>
8235 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
8236 for __builtin_ia32_cmpordss.
8238 PR tree-optimization/31632
8239 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
8240 and arg1 for optimizations of comparison against min/max values.
8241 Fold arg0 to arg1's type for optimizations of comparison against
8242 min+1 and max-1 values.
8244 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
8246 * reload.c (combine_reloads): When trying to use a dying register,
8247 check whether it's uninitialized and don't use if so.
8249 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
8251 * fold-const.c: Remove prototypes for native_encode_expr and
8252 native_interpret_expr.
8253 (native_encode_expr): Make non-static.
8254 (native_interpret_expr): Likewise.
8255 * tree.h: Add prototypes for the above.
8257 2007-04-19 Joseph Myers <joseph@codesourcery.com>
8259 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
8260 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
8261 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
8262 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
8263 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
8264 Add length attributes.
8266 2007-04-19 Janis Johnson <janis187@us.ibm.com>
8268 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
8271 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
8272 __STDC_WANT_DEC_FP__.
8274 2007-04-19 Joseph Myers <joseph@codesourcery.com>
8276 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
8277 for long double compatibility.
8278 * configure: Regenerate.
8280 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
8282 PR rtl-optimization/29841
8283 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
8285 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
8286 that may cause control flow transfer from being moved.
8288 2007-04-18 Jan Hubicka <jh@suse.cz>
8290 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
8293 2007-04-18 Eric Christopher <echristo@apple.com>
8295 * config/rs6000/darwin.md (load_macho_picbase): Use link register
8296 only. Update operands.
8297 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
8298 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
8299 link register to pic register.
8301 2007-04-18 Dirk Mueller <dmueller@suse.de>
8304 * tree-vrp.c (search_for_addr_array): New.
8305 (check_array_bounds): Suppress warning about
8306 address taken of array refs if its not de-referenced.
8308 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8310 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
8311 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
8313 * tree-vectorizer.h (NITERS_KNOWN_P): New.
8314 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
8315 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
8317 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
8319 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
8321 (vect_analyze_scalar_cycles): Fix indentation.
8322 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
8323 (vect_mark_relevant): Include phis in relevance analysis.
8325 * tree-vect-transform.c (vect_transform_loop): Add an assert.
8327 2007-04-18 Anatoly Sokolov <aesok@post.ru>
8329 * config/avr/avr.c (ptrreg_to_str): Replace error() with
8330 output_operand_lossage().
8332 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8334 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
8335 the unused code for reduction without adjust-in-epilog to simplify the
8338 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
8340 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
8341 (S390_TDC_NEGATIVE_ZERO): New constant.
8342 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
8343 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
8344 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
8345 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
8346 (S390_TDC_POSITIVE_INFINITY): New constant.
8347 (S390_TDC_NEGATIVE_INFINITY): New constant.
8348 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
8349 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
8350 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
8351 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
8352 (S390_TDC_INFINITY): New constant.
8353 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
8354 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
8355 optimization for UNSPEC_CCZ_TO_INT.
8356 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
8357 ("*ccz_to_int"): New insn.
8358 ("isinf<mode>2"): New insn.
8359 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
8360 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
8361 (UNSPEC_CCZ_TO_INT): New constant.
8363 2007-04-18 Richard Guenther <rguenther@suse.de>
8365 PR tree-optimization/19431
8366 PR tree-optimization/21463
8367 * tree-pass.h (pass_phiprop): Declare.
8368 * passes.c (init_optimization_passes): New phiprop pass.
8369 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
8370 (phivn_valid_p): New helper function.
8371 (phiprop_insert_phi): Likewise.
8372 (propagate_with_phi): Likewise.
8373 (tree_ssa_phiprop): New propagator propagating loads
8374 through phi nodes if profitable.
8376 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8378 * tree-vect-analyze.c (process_use): New function.
8379 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
8380 Check phis in all bbs.
8381 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
8384 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
8386 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
8389 2007-04-17 Anatoly Sokolov <aesok@post.ru>
8392 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
8395 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
8397 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
8399 (sse_vmmulv4sf3): Likewise.
8400 (sse2_vmaddv2df3): Likewise.
8401 (sse2_vmmulv2df3): Likewise.
8403 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
8405 PR rtl-optimization/31360
8406 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
8407 (target_reg_cost): New.
8408 (init_set_costs): Initialize target_reg_cost. Add comments
8409 regarding the rationale of the costs.
8410 (global_cost_for_size): Renamed to...
8411 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
8412 of register pressure.
8413 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
8414 estimate_reg_pressure_cost. Add number of ivs.
8415 (determine_set_costs): Dump target_reg_cost.
8416 * loop-invariant.c (gain_for_invariant): Use
8417 estimate_reg_pressure_cost. Removed n_inv_uses argument.
8418 (best_gain_for_invariant, find_invariants_to_move): Remove
8420 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
8421 (target_reg_cost): Declare.
8422 (global_cost_for_size): Declaration removed.
8423 (estimate_reg_pressure_cost): Declare.
8425 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
8427 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
8428 regnos into even/odd register pairs.
8429 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
8430 TDmode similar to the other floating point modes.
8431 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
8432 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
8434 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
8435 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
8436 (movdd_hardfloat64): Use TARGET_MFPGPR.
8438 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
8440 * reload1.c (delete_output_reload): Don't count output in n_inherited.
8443 2005-01-05 Richard Henderson <rth@redhat.com>
8445 * reload1.c (do_input_reload): Restrict the optimization deleteing
8446 a previous output reload to RELOAD_FOR_INPUT.
8448 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
8450 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
8451 induc_vec_info_type.
8452 (vectorizable_induction): New function declaration.
8453 * tree-vect-transform.c (get_initial_def_for_induction): No need to
8454 check if already vectorized. Find first place in BB where new stmts
8455 can be inserted. Takes only one argument.
8456 (vectorizable_induction): New function.
8457 (vect_transform_stmt): Add case for induc_vec_info_type to call
8458 vectorizable_induction.
8459 (vect_transform_loop): Consider phis for vectorization.
8460 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
8462 (analyze_operations): Call vectorizable_induction when analyzing phis.
8464 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
8465 (vect_mark_relevant): Include phis in relevance analysis.
8466 (vect_mark_stmts_to_be_vectorize): Likewise.
8467 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
8469 2007-04-16 Lawrence Crowl <crowl@google.com>
8471 * doc/invoke.texi (Debugging Options): Add documentation for the
8472 -femit-struct-debug options -femit-struct-debug-baseonly,
8473 -femit-struct-debug-reduced, and
8474 -femit-struct-debug-detailed[=...].
8476 * c-opts.c (c_common_handle_option): Add
8477 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
8478 and OPT_femit_struct_debug_detailed_.
8479 * c.opt: Add specifications for
8480 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
8481 and -femit-struct-debug-detailed[=...].
8482 * opts.c (set_struct_debug_option): Parse the
8483 -femit-struct-debug-... options.
8484 * opts.c (matches_main_base, main_input_basename,
8485 main_input_baselength, base_of_path, matches_main_base): Add
8486 variables and functions to compare header base name to compilation
8488 * opts.c (should_emit_struct_debug): Add to determine to emit a
8489 structure based on the option.
8490 (dump_struct_debug) Also disabled function to debug this
8492 * opts.c (handle_options): Save the base name of the
8495 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
8496 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
8497 This hook indicates if a type is generic. Set it by default
8499 * langhooks.h (struct lang_hooks_for_types): Add a new hook
8500 to determine if a struct type is generic or not.
8501 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
8502 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
8503 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
8506 * flags.h (enum debug_info_usage): Add an enumeration to describe
8507 a program's use of a structure type.
8508 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
8509 to indicate the program's usage of the type. Filter structs based
8510 on the -femit-struct-debug-... specification.
8511 (gen_type_die): Split into two routines, gen_type_die and
8512 gen_type_die_with_usage. gen_type_die is now a wrapper
8513 that assumes direct usage.
8514 (gen_type_die_with_usage): Replace calls to gen_type_die
8515 with gen_type_die_with_usage adding the program usage of
8516 the referenced type.
8517 (dwarf2out_imported_module_or_decl): Suppress struct debug
8518 information using should_emit_struct_debug when appropriate.
8520 2007-04-16 Ian Lance Taylor <iant@google.com>
8522 PR tree-optimization/31522
8523 * tree-vrp.c (vr_phi_edge_counts): New static variable.
8524 (vrp_initialize): Allocate vr_phi_edge_counts.
8525 (vrp_visit_phi_node): Don't push to infinity if we saw a new
8526 executable edge. Drop test for all constants.
8527 (vrp_finalize): Free vrp_phi_edge_counts.
8529 * doc/cpp.texi (Common Predefined Macros): Clarify description of
8530 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
8532 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
8533 predecessors at head rather than tail.
8535 2007-04-16 Matthias Klose <doko@debian.org>
8537 * config/alpha/linux.h (CPP_SPEC): Define.
8538 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
8540 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
8542 * function.h: Remove sequence_stack extern declaration.
8544 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
8546 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
8548 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
8551 2007-04-16 Anatoly Sokolov <aesok@post.ru>
8553 * config/avr/avr.c (avr_arch_types): Rearranging array.
8554 (enum avr_arch): Add.
8555 (avr_mcu_types): Use avr_arch enumeration constants instead of
8557 * config/avr/avr.h (LINK_SPEC): Simplify.
8559 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
8561 * config/m68k/m68k.c (m68k_libcall_value,
8562 m68k_function_value): Use macros for register names more.
8564 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
8566 (M68K_REGNAME): Use A6_REG.
8567 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
8569 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8572 * sched-int.h (struct deps): Split field 'pending_lists_length' into
8573 'pending_read_list_length' and 'pending_write_list_length'. Update
8575 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
8576 to handle two length counters instead of one. Update all uses.
8577 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
8578 two length counters instead of one.
8579 * sched-rgn.c (propagate_deps): Update to handle two length counters
8582 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
8585 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
8586 copy of source, pass it to ix86_expand_vector_set and return
8589 2007-04-16 David Ung <davidu@mips.com>
8590 Joseph Myers <joseph@codesourcery.com>
8592 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
8593 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
8594 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
8595 Add 74K processor information.
8596 * config/mips/mips.md: Include 74k.md.
8597 (cpu): Add 74kc,74kf,74kx.
8598 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
8599 * config/mips/74k.md: New.
8600 * doc/invoke.texi (MIPS Options): Document 74K support.
8602 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
8604 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
8605 vectorizable_* functions.
8606 * tree-vect-transform.c (vectorizable_call): Add check for
8607 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
8608 (vectorizable_store): likewise.
8609 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
8611 (vectorizable_operation, vectorizable_type_demotion): Likewise.
8612 (vectorizable_type_promotion, vectorizable_load): Likewise.
8613 (vectorizable_live_operation, vectorizable_condition): Likewise.
8614 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
8616 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
8618 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8620 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
8621 register numbers more.
8622 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
8623 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
8624 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
8625 FUNCTION_VALUE_REGNO_P): Likewise.
8626 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
8627 STATIC_CHAIN_REGNUM): Likewise.
8628 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
8629 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
8630 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
8631 * config/m68k/m68k.md (FP_REG): New.
8633 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8635 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
8638 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8640 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
8641 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
8644 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8646 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
8649 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
8652 * c-decl.c (finish_decl): Grab the type of the decl after the call
8653 to store_init_value.
8655 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
8657 * common.opt (fforward-propagate): Fix "Optimization" annotation.
8659 2007-04-14 Jakub Jelinek <jakub@redhat.com>
8662 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
8663 dominators, post dominators and cleanup cfg before returning.
8665 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
8667 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
8668 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
8670 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
8672 * config.gcc: Recognize fido.
8673 * config/m68k/m68k-devices.def (fidoa): New.
8674 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
8676 (FL_FIDOA, TARGET_FIDOA): New.
8677 * config/m68k/m68k.opt (mfidoa): New.
8679 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8682 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
8683 when a personality function is used.
8685 2007-04-13 Bob Wilson <bob.wilson@acm.org>
8687 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
8689 2007-04-13 Mike Stump <mrs@apple.com>
8691 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
8693 * config/darwin.opt (fapple-kext): Make C++ only.
8694 * config/darwin.c (darwin_override_options): Remove code to ensure
8695 -fapple-kext is given for C++ only.
8697 2007-04-13 Richard Sandiford <richard@codesourcery.com>
8699 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
8700 * config/mips/mips.c (override_options): Call
8701 SUBTARGET_OVERRIDE_OPTIONS, if defined.
8703 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
8705 * config/i386/i386.opt (msvr3-shlib): Removed.
8707 * doc/invoke.texi: Remove -msvr3-shlib.
8709 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
8711 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
8712 with "popcnt" instruction.
8714 2007-04-13 Richard Guenther <rguenther@suse.de>
8716 PR tree-optimization/21258
8717 * tree-vrp.c (compare_case_labels): New helper.
8718 (find_switch_asserts): New function.
8719 (find_assert_locations): Call it for SWITCH_EXPRs.
8721 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
8723 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
8724 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
8725 check is now implied in X87_FLOAT_MODE_P.
8726 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
8727 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
8728 (fix_trunc<mode>_i386_fisttp): Ditto.
8729 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
8730 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
8731 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
8732 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
8733 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
8734 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
8735 (unnamed_splitters): Ditto.
8736 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
8737 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
8738 FIRST_SSE_REG for local functions when SSE math is enabled or
8739 for functions with sseregparm attribute.
8740 (standard_80387_constant_p): Return -1 if mode is not
8742 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
8743 (ix86_expand_compare): Ditto.
8744 (ix86_expand_carry_flag_compare): Ditto.
8745 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
8746 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
8747 DECIMAL_FLOAT_MODE_P.
8748 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
8749 of SCALAR_FLOAT_MODE_P.
8750 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
8751 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
8752 checks before FLOAT_MODE_P.
8753 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
8754 before FLOAT_MODE_P.
8759 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
8761 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
8762 Charles Wilson <libtool@cwilson.fastmail.fm>
8764 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
8765 (libgcc.mvars): Don't depend on them.
8766 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
8767 * exec-tool.in: New.
8769 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
8771 * doc/invoke.text (--help): Document --help=common.
8773 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
8775 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
8777 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8779 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
8780 * genemit.c (main): Emit #include "integrate.h".
8781 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
8782 (LOADGP_RTP): New mips_loadgp_style.
8783 * config/mips/mips.h: Include config/vxworks-dummy.h.
8784 (TARGET_RTP_PIC): New macro.
8785 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
8786 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
8787 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
8789 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
8790 -mvxworks-pic when using -mrtp and a PIC option.
8791 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
8793 (mips_symbolic_constant_p, mips_symbolic_address_p)
8794 (mips_symbol_insns): Handle SYMBOL_HALF.
8795 (override_options): Warn about -G and -mrtp being used together.
8796 Initialize mips_lo_relocs[SYMBOL_HALF].
8797 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
8798 (mips_emit_loadgp): Handle LOADGP_RTP.
8799 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
8800 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
8801 (tablejump): Handle function-relative case table entries if
8803 * config/mips/predicates.md (symbol_ref_operand): New predicate.
8805 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8807 * config/mips/mips.md (load_call<mode>): Allow any general register.
8809 (sibcall_value_internal, sibcall_value_multiple_internal)
8810 (call_value_internal, call_value_split, call_value_multiple_internal)
8811 (call_value_multiple_split): Remove constraints from operand 0.
8813 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8815 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
8816 rather than loadgp_noshared.
8817 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
8818 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
8820 * config/mips/mips.md (loadgp): Rename to...
8821 (loadgp_newabi): ...this.
8822 (loadgp_noshared): Rename to...
8823 (loadgp_absolute): ...this.
8825 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8827 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
8828 false for locally-binding symbols.
8829 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
8831 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8833 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
8834 (SYMBOL_GOT_PAGE_OFST): ...this.
8835 (SYMBOL_GOT_GLOBAL): Rename to...
8836 (SYMBOL_GOT_DISP): ...this.
8837 (SYMBOL_GOTOFF_GLOBAL): Rename to...
8838 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
8839 * config/mips/mips.c (mips_global_symbol_p): New function.
8840 (mips_symbol_binds_local_p): Likewise.
8841 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
8842 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
8843 mips_global_symbol_p and mips_symbol_binds_local_p.
8844 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
8845 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
8846 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
8848 (mips_ok_for_lazy_binding_p): New function.
8849 (mips_load_call_address, mips_expand_call): Use it.
8850 (mips_dangerous_for_la25_p): Likewise.
8851 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
8852 (*got_disp<mode>): Use got_disp_operand instead of
8853 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
8854 SYMBOL_GOTOFF_GLOBAL.
8855 (*got_page<mode>): Use got_page_ofst_operand instead of
8857 * config/mips/predicates.md (const_call_insn_operand): Use
8858 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
8859 (global_got_operand): Rename to...
8860 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
8862 (local_got_operand): Rename to...
8863 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
8864 of SYMBOL_GOT_LOCAL.
8866 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8868 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
8869 TARGET_CALL_CLOBBERED_GP.
8870 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8871 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
8872 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
8873 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
8874 of TARGET_ABICALLS && !TARGET_NEWABI.
8875 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8876 * config/mips/mips.c (mips_load_call_address): Check
8877 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
8878 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8879 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
8880 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
8881 TARGET_ABICALLS && TARGET_NEWABI.
8882 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
8884 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
8885 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
8886 TARGET_ABICALLS && TARGET_NEWABI.
8887 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
8888 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
8889 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
8890 whether indirect calls must use $25.
8891 (mips_extra_live_on_entry): Check TARGET_GOT instead of
8893 * config/mips/mips.md (jal_macro): Check flag_pic and
8894 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
8895 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
8896 instead of TARGET_ABICALLS.
8897 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
8898 TARGET_ABICALLS && TARGET_OLDABI.
8899 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8900 (sibcall): In the comment above the define_insn, mention
8901 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
8902 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
8903 instead of TARGET_ABICALLS.
8905 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
8907 * doc/md.texi (Blackfin family constraints): Document PA and PB.
8908 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
8909 (MACFLAGS_MATCH_P): New macro.
8910 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
8911 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
8912 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
8913 the other MACFLAG constants.
8914 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
8915 (flag_machi): Tighten constraints. Renumber some of the operands.
8916 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
8918 (flag_machi_parts_acconly): New pattern.
8919 (flag_macinithi): Tighten constraints. Allow any accumulator to be
8921 (flag_macinit1hi): Tighten constraints.
8922 (flag_mul_macv2hi_parts_acconly): New pattern.
8924 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
8925 Use a more efficient implementation.
8926 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
8927 inline sequences when not optimizing for size.
8929 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
8930 movhi_high2low): Delete, merge functionality into...
8931 (packv2hi): ... this pattern.
8933 2007-02-11 Jie Zhang <jie.zhang@analog.com>
8934 * config/bfin/bfin.opt (msim): New option.
8935 (mcpu=): New option.
8936 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
8937 (bfin_cpu_t): Typedef of enum bfin_cpu.
8938 (bfin_cpu_type): New declaration.
8939 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
8940 -msim and -mcpu= options.
8941 (LIB_SPEC): Likewise.
8942 * config/bfin/bfin.c (bfin_cpu_type): Define.
8943 (bfin_handle_option): Handle -mcpu= option.
8944 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
8945 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
8946 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
8948 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8950 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
8951 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
8952 (powerpc-wrs-vxworksae): Use ${tm_file}.
8953 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
8954 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
8955 * config/i386/vx-common.h: New file.
8957 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8959 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
8962 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
8964 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
8967 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
8971 * c-common.c (c_build_qualified_type): Set canonical type
8974 2007-04-12 Richard Guenther <rguenther@suse.de>
8976 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
8977 lower bound and element size if lower bound is not zero
8978 or either of the ARRAY_REF operands is set.
8980 2007-04-12 Richard Guenther <rguenther@suse.de>
8982 PR tree-optimization/24689
8983 PR tree-optimization/31307
8984 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
8986 * gimplify.c (canonicalize_addr_expr): To be consistent with
8987 gimplify_compound_lval only set operands two and three of
8988 ARRAY_REFs if they are not gimple_min_invariant. This makes
8989 it never at this place.
8990 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
8992 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8994 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
8995 null before emitting a .nsubspa directive.
8997 2007-04-11 Diego Novillo <dnovillo@redhat.com>
8999 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
9000 need_to_partition_p if there are no memory statements in the
9003 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
9005 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
9006 (gcd_of_steps_may_divide_p): New function.
9007 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
9009 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
9011 * reload.c (find_reloads_toplev, find_reloads_address,
9012 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
9013 not a pointer equality test, to decide if we need to call
9014 push_reg_equiv_alt_mem.
9016 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
9018 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
9019 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
9021 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
9023 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
9025 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
9026 vector to be positive.
9028 2007-04-11 Diego Novillo <dnovillo@redhat.com>
9032 * doc/invoke.texi: Document --params max-aliased-vops and
9034 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
9035 debug_memory_partitions): Move to tree-flow.h
9036 * params.h (AVG_ALIASED_VOPS): Define.
9037 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
9039 (mp_info_t): Likewise.
9040 (get_mem_sym_stats_for): New.
9041 (set_memory_partition): Move from tree-flow-inline.h.
9042 (mark_non_addressable): Only clear the set of symbols for the
9043 partition if it exists.
9044 (dump_memory_partitions): Move from tree-ssa-operands.c
9045 (debug_memory_partitions): Likewise.
9046 (need_to_partition_p): New.
9047 (dump_mem_ref_stats): New.
9048 (debug_mem_ref_stats): New.
9049 (dump_mem_sym_stats): New.
9050 (debug_mem_sym_stats): New.
9051 (update_mem_sym_stats_from_stmt): New.
9052 (compare_mp_info_entries): New.
9053 (mp_info_cmp): Call it.
9054 (sort_mp_info): Change argument to a list of mem_sym_stats_t
9056 (get_mpt_for): Move from tree-ssa-operands.c.
9057 (find_partition_for): New.
9058 (create_partition_for): Remove.
9059 (estimate_vop_reduction): New.
9060 (update_reference_counts): New.
9061 (build_mp_info): New.
9062 (compute_memory_partitions): Refactor.
9063 Document new heuristic.
9064 Call build_mp_info, update_reference_counts,
9065 find_partition_for and estimate_vop_reduction.
9066 (compute_may_aliases): Populate virtual operands before
9067 calling debugging dumps.
9068 (delete_mem_sym_stats): New.
9069 (delete_mem_ref_stats): New.
9070 (init_mem_ref_stats): New.
9071 (init_alias_info): Call it.
9072 (maybe_create_global_var): Remove alias_info argument.
9073 Get number of call sites and number of pure/const call sites
9074 from gimple_mem_ref_stats().
9075 (dump_alias_info): Call dump_memory_partitions first.
9076 (dump_points_to_info_for): Show how many times a pointer has
9078 * opts.c (decode_options): For -O2 set --param
9079 max-aliased-vops to 500.
9080 For -O3 set --param max-aliased-vops to 1000 and --param
9081 avg-aliased-vops to 3.
9082 * fortran/options.c (gfc_init_options): Remove assignment to
9084 * tree-flow-inline.h (gimple_mem_ref_stats): New.
9085 * tree-dfa.c (dump_variable): Dump memory reference
9087 Dump NO_ALIAS* settings.
9088 (referenced_var_lookup): Tidy.
9089 (mem_sym_stats): New.
9090 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
9091 and ORIG are different SSA names for a memory partition.
9092 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
9093 * tree-flow.h (struct mem_sym_stats_d): Define.
9094 (mem_sym_stats_t): Define.
9095 (struct mem_ref_stats_d): Define.
9096 (struct gimple_df): Add field mem_ref_stats.
9097 (enum noalias_state): Define.
9098 (struct var_ann_d): Add bitfield noalias_state.
9099 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
9100 debug_mem_ref_stats, debug_memory_partitions,
9101 debug_mem_sym_stats): Declare.
9102 * tree-ssa-structalias.c (update_alias_info): Update call
9103 sites, pure/const call sites and asm sites in structure
9104 returned by gimple_mem_ref_stats.
9105 Remove local variable IS_POTENTIAL_DEREF.
9106 Increase NUM_DEREFS if the memory expression is a potential
9108 Call update_mem_sym_stats_from_stmt.
9109 If the memory references memory, call
9110 update_mem_sym_stats_from_stmt for all the direct memory
9111 symbol references found.
9112 (intra_create_variable_infos): Set noalias_state field for
9113 pointer arguments according to the value of
9114 flag_argument_noalias.
9115 * tree-ssa-structalias.h (struct alias_info): Remove fields
9116 num_calls_found and num_pure_const_calls_found.
9117 (update_mem_sym_stats_from_stmt): Declare.
9118 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
9119 Set default value to 100.
9120 (PARAM_AVG_ALIASED_VOPS): Define.
9122 2007-04-11 Richard Guenther <rguenther@suse.de>
9125 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
9126 a * -b + c as c - a * b if we honor sign dependent rounding.
9128 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
9130 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
9132 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
9133 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
9135 (initialize_trampoline): Don't use old-style function definition.
9136 (bfin_secondary_reload): Mark IN_P argument as unused.
9138 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
9140 PR tree-optimization/31343
9141 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
9142 (build_polynomial_chrec): Return a scalar when the evolution is zero.
9143 * testsuite/gcc.dg/vect/pr31343.c: New.
9145 2007-04-10 Eric Christopher <echristo@apple.com>
9147 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
9148 * config/i386/i386.md (*cmpfp0): Use.
9149 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
9150 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
9151 (fix_trunc<mode>_i386_fisttp): Ditto.
9152 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
9153 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
9154 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
9155 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
9156 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
9157 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
9158 (unnamed_splitters): Ditto.
9159 * config/i386/i386.c (output_fix_trunc): Assert that
9160 we're not being passed a TFmode operand.
9162 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
9164 PR tree-optimization/31526
9165 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
9166 n_basic_blocks to find newly added blocks.
9168 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
9170 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
9172 (fix_trunc<mode>si_sse): Ditto.
9173 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
9174 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
9175 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
9176 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
9177 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
9178 expander using SSEMODEF mode macro.
9179 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
9180 expander using SSEMODEF mode macro.
9181 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
9182 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
9183 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
9184 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
9185 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
9186 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
9187 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
9188 Macroize insn using X87MODEF mode macro.
9190 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
9192 * config/i386/sse.md (sse2_pinsrw): Removed.
9193 (sse2_pextrw): Renamed to ...
9194 (*sse2_pextrw): This.
9196 2007-04-09 Jan Hubicka <jh@suse.cz>
9199 * config/i386/sse.md
9200 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
9201 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
9202 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
9203 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
9205 2007-04-09 Jan Hubicka <jh@suse.cz>
9207 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
9208 multiple fields of union.
9210 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
9212 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
9213 (create_preheaders): Check that loops are available.
9214 (fix_loop_structure): Clean up, improve comments.
9215 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
9216 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
9218 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
9219 * predict.c (tree_estimate_probability): Do not call
9220 calculate_dominance_info. Call create_preheaders.
9221 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
9222 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
9224 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
9225 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
9226 * tree-cfg.c (tree_split_edge): Make an assert more precise.
9227 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
9230 2007-04-08 Jan Hubicka <jh@suse.cz>
9232 * tree.h (maybe_fold_offset_to_component_ref): Declare.
9233 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
9234 * fold-const.c (fold_unary): Use it.
9236 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
9238 * varasm.c (assemble_variable): Remove call to
9239 lang_hooks.decls.prepare_assemble_variable.
9240 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
9241 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
9242 * langhooks.h (lang_hooks_for_decls): Remove
9243 prepare_assemble_variable.
9245 2007-04-08 Mike Stump <mrs@apple.com>
9247 * config/i386/i386.c: Use inc/dec on Core2.
9249 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
9251 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
9252 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
9253 lhd_tree_inlining_end_inlining): Remove.
9254 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
9255 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
9257 * langhooks-def.h (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 prototypes.
9260 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
9261 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
9262 LANG_HOOKS_TREE_INLINING_START_INLINING,
9263 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
9265 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
9268 2007-04-08 Anatoly Sokolov <aesok@post.ru>
9271 * config/avr/predicates.md (io_address_operand): Delete predicate.
9272 (low_io_address_operand): Don't use 'mode' argument.
9273 (higth_io_address_operand): Rename ...
9274 (high_io_address_operand): ... to this. Don't use 'mode' argument.
9275 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
9278 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
9280 Revert change removing staticp.
9282 2007-04-07 Anatoly Sokolov <aesok@post.ru>
9285 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
9288 2007-04-07 Bruce Korb <bkorb@gnu.org>
9290 * c.opt: Add -Wformat-contains-nul.
9291 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
9293 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
9294 the NUL byte warning.
9296 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
9298 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
9300 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
9302 * tree.c (staticp): No longer use staticp langhook.
9303 * langhooks.c (lhd_staticp): Removed.
9304 * langhooks.h (struct lang_hooks): Remove staticp.
9305 * c-common.c (c_staticp): Remove.
9306 * c-common.h (c_staticp): Ditto.
9307 * langhooks-defs.h (lhd_staticp): Ditto.
9308 (LHD_HOOKS_STATICP): Ditto
9309 * tree.h (gcc_assert_lowered): New macro.
9311 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
9313 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
9314 argument "reliable".
9315 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
9316 Add argument "reliable". Propagate it through calls.
9317 (infer_loop_bounds_from_undefined): Derive number of iterations
9318 estimates from references in blocks that do not dominate loop latch.
9319 (gcov_type_to_double_int): New function.
9320 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
9321 and expected_loop_iterations_unbounded.
9322 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
9323 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
9324 * tree-data-ref.c (estimated_loop_iterations): Export.
9325 (get_references_in_stmt): Fix -- do not return addresses of local
9327 * cfgloop.h (expected_loop_iterations_unbounded,
9328 estimated_loop_iterations): Declare.
9330 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
9332 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
9334 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
9336 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
9337 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
9338 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
9339 Use output_387_reg_move().
9340 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
9341 expander using X87MODEF12 mode macro.
9342 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
9343 choosing register preferences. Use output_387_reg_move().
9344 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
9345 instead of "x". Use output_387_reg_move().
9346 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
9347 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
9348 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
9349 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
9350 Use output_387_reg_move().
9351 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
9353 (*truncxf?f_i387 splitter): Ditto.
9355 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
9357 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
9358 LANG_HOOKS_SAFE_FROM_P.
9359 * expr.c (safe_from_p): Remove langhook call.
9360 * langhooks.h (lang_hooks): Remove safe_from_p.
9361 (lhd_safe_from_p): Remove prototype.
9362 * langhooks.c (lhd_safe_from_p): Remove.
9364 2007-04-06 Jan Hubicka <jh@suse.cz>
9366 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
9369 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
9371 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
9372 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
9373 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
9374 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
9376 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
9377 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
9379 2007-04-05 Richard Henderson <rth@redhat.com>
9381 * config/alpha/alpha.c (print_operand) [+]: Remove.
9382 (alpha_end_function): Print nop if call at end of function.
9383 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
9384 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
9385 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
9386 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
9387 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
9388 the call pattern. Update peepholes to match.
9390 2007-04-05 Janis Johnson <janis187@us.ibm.com>
9392 * doc/extend.texi (Other Builtins): Add decimal float variants
9394 * builtins.def: Ditto.
9395 * builtins.c (expand_builtin): Ditto.
9397 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
9398 H.J. Lu <hongjiu.lu@intel.com>
9401 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
9402 of V8HImode when calling ix86_binary_operator_ok.
9403 (sse2_pmaddwd): Call ix86_binary_operator_ok.
9404 (sdot_prodv8hi): Operands 1 and 2 must be register.
9406 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
9408 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
9409 initialize align to silence bogus warning.
9411 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
9414 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
9416 (struct sra_walk_fns): Remove use_all parameter from use.
9417 (sra_hash_tree): Handle BIT_FIELD_REFs.
9418 (sra_elt_hash): Don't hash bitfld blocks.
9419 (sra_elt_eq): Skip them in parent compares as well. Handle
9421 (sra_walk_expr): Don't maintain or pass down use_all_p.
9422 (scan_use): Remove use_all parameter.
9423 (scalarize_use): Likewise. Re-expand assignment to
9424 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
9425 output, and re-scalarize after output. Don't mark anything
9427 (scalarize_ldst): Adjust.
9428 (scalarize_walk_gimple_modify_statement): Likewise.
9429 (build_element_name_1): Handle BIT_FIELD_REFs.
9430 (instantiate_element): Don't warn for any element whose parent
9432 (instantiate_missing_elements_1): Return the sra_elt.
9433 (canon_type_for_field): New.
9434 (try_instantiate_multiple_fields): New.
9435 (instantiate_missing_elemnts): Use them.
9436 (mark_no_warning): Removed.
9437 (generate_one_element_ref): Handle BIT_FIELD_REFs.
9438 (REPLDUP, sra_build_elt_assignment): New.
9439 (generate_copy_inout): Use them.
9440 (generate_element_copy): Likewise. Handle bitfld differences.
9441 (generate_element_zero): Don't recurse for blocks. Use
9442 sra_build_elt_assignment.
9443 (generate_one_element_int): Take elt instead of var. Use
9444 sra_build_elt_assignment.
9445 (generate_element_init_1): Adjust.
9446 (scalarize_use, scalarize_copy): Use REPLDUP.
9447 (scalarize_ldst): Move assert before dereference.
9448 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
9450 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
9452 * regmove.c: Fix unused variable warnings due to previous commit.
9454 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
9456 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
9457 (regmove_bb_head): Remove.
9458 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
9459 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
9460 problems with fixup_match_1.
9461 Don't initialize/free regmove_bb_head.
9463 (reg_is_remote_constant_p): If an insn is in the same basic block
9464 but not before INSN, consider it remote, too.
9466 2007-04-05 Anatoly Sokolov <aesok@post.ru>
9469 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
9470 DECL_ASSEMBLER_NAME, not the DECL_NAME.
9472 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
9474 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
9475 (CONDITIONAL_REGISTER_USAGE): Likewise.
9477 2007-04-04 Richard Henderson <rth@redhat.com>
9479 * config/alpha/lib1funcs.asm: Remove unused file.
9481 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9484 * opts.c (print_specific_help): Fix --help=<language>
9486 (common_handle_option): Support --help=common.
9488 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9491 * gcc.c (main): Do not run the linker if
9492 print_subprocess_help indicates that it shouldn't be
9495 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9498 * doc/invoke.texi (--help=): Document <languages> value, fix
9499 formatting in tables of values.
9501 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
9503 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
9504 dllimport attribute of virtual methods.
9506 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
9508 * config/score/crti.asm: Change _bss_start to __bss_start.
9509 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
9510 (OUTGOING_REG_PARM_STACK_SPACE) update.
9511 * config/score/score.opt: add options to make backend support
9512 score5, score5u, score7 and score7d.
9513 * config/score/score.md: Likewise.
9514 * config/score/misc.md: Likewise.
9515 * config/score/mac.md: Likewise.
9516 * doc/invoke.texi: Likewise.
9517 * doc/md.texi: update constraints define.
9519 2007-04-03 Richard Henderson <rth@redhat.com>
9521 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
9522 an appropriate type, use the mode instead.
9524 2007-04-03 Richard Sandiford <richard@codesourcery.com>
9526 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
9527 Set the default --with-arch setting to mips2.
9528 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
9529 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
9530 (MULTILIB_OSDIRNAMES): Delete.
9531 (MULTILIB_DIRNAMES): Define.
9532 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
9533 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
9534 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
9535 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
9536 VXWORKS_OS_CPP_BUILTINS.
9537 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
9538 (MIPS_DEBUGGING_INFO): Undefine.
9539 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
9541 2007-04-03 Jakub Jelinek <jakub@redhat.com>
9544 * fold-const.c (native_encode_real): Encode real.c provided longs
9545 as a series of 32-bit native integers.
9546 (native_interpret_real): Interpret buffer as a series of 32-bit
9549 2007-04-03 Richard Guenther <rguenther@suse.de>
9551 * genpreds.c (write_insn_constraint_len): Write function
9552 optimized for CONSTRAINT_LEN implementation.
9553 (write_tm_preds_h): Output insn_constraint_len inline and
9554 use it for CONSTRAINT_LEN.
9555 (write_insn_preds_c): Don't output insn_constraint_len.
9556 * doc/md.texi (define_register_constraint): Document multi-letter
9557 constraints shall have the same length if they start with the same
9560 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
9563 * config/i386/i386.md (isinf<mode>2): Expand only when
9564 TARGET_C99_FUNCTIONS is set.
9566 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
9568 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
9569 (x86_64-*-linux*): Ditto.
9570 * config/i386/i386.opt (mpc): New option.
9571 * config/i386/i386.c (overrride_options): Handle
9572 ix87_precision_string.
9573 * config/i386/crtprec.c: New file.
9574 * config/i386/t-crtpc: Ditto.
9575 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
9577 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
9578 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
9579 crtprec32.o, crtprec64.o and crtprec80.o.
9581 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
9583 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
9585 2007-04-02 Eric Christopher <echristo@apple.com>
9587 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
9588 limitations on darwin.
9590 2007-04-02 Anatoly Sokolov <aesok@post.ru>
9593 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
9595 2007-04-02 Dave Korn <dave.korn@artimi.com>
9597 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
9599 2007-04-02 Dave Korn <dave.korn@artimi.com>
9601 * libgcc2.h (exception_descriptor): Don't forward-declare.
9602 (__get_eh_table_language, __get_eh_table_version): Delete
9603 prototypes of long-dead functions.
9605 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
9607 * ebitmap.h: New file
9608 * ebitmap.c: New file
9609 * Makefile.in (ebitmap.o): New target.
9611 2007-04-01 Jan Hubicka <jh@suse.cz>
9613 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
9614 before very first instruction.
9616 2007-04-01 Jan Hubicka <jh@suse.cz>
9618 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
9619 waring on 64bit hosts.
9620 * bitmap.h: Fix typo in bitmap_head_def.
9622 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
9624 PR rtl-optimization/31391
9625 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
9626 into a DELETED_LABEL note, and the label is in an empty basic
9627 block, update BB_END as well as BB_HEAD.
9629 2007-04-01 Richard Henderson <rth@redhat.com>
9631 PR tree-optimization/31169
9632 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
9633 to varying if the range is outside [0, prec-1].
9635 2007-04-01 Richard Sandiford <richard@codesourcery.com>
9638 * config/mips/mips.md (load_const_gp): New insn.
9639 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
9640 the MIPS16 GP pseudo register if no_new_pseudos.
9641 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
9643 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
9646 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
9648 (call_value): Likewise.
9650 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
9651 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9654 * doc/invoke.texi: (optimization options): Reword description
9655 of -ffast-math. Document its primary purpose.
9657 2007-03-31 Richard Guenther <rguenther@suse.de>
9659 * omp-low.c (splay-tree.h): Include.
9660 (lookup_decl): Replace splay-tree usage by pointer-map.
9661 (maybe_lookup_decl): Likewise.
9662 (new_omp_context): Likewise.
9663 (delete_omp_context): Likewise.
9664 * gimplify.c (splay-tree.h): Include.
9665 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
9667 (remap_ssa_name): Likewise.
9668 (remap_decl): Likewise.
9669 (remap_type_1): Likewise.
9670 (remap_type): Likewise.
9671 (copy_body_r): Likewise.
9672 (expand_call_inline): Likewise.
9673 (clone_body): Likewise.
9674 (copy_tree_r): Likewise.
9675 (remap_save_expr): Likewise.
9676 (unsave_r): Likewise.
9677 (unsave_expr_now): Likewise.
9678 (tree_function_versioning): Likewise.
9679 (build_duplicate_type): Likewise.
9680 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
9681 (struct copy_body_data): Replace splay-tree by pointer-map.
9682 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
9683 not $(SPLAY_TREE_H).
9684 (gimplify.o): Depend on $(SPLAY_TREE_H).
9685 (omp-low.p): Likewise.
9687 2007-03-31 Anatoly Sokolov <aesok@post.ru>
9689 * config/avr/predicates.md (even_register_operand,
9690 odd_register_operand): New predicates.
9691 * config/avr/avr.md (movw peephole2): New.
9692 (movw_r peephole2): New.
9694 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
9696 * tree.h (get_signed_or_unsigned_type): New.
9697 * fold-const.c (operand_equal_for_comparison_p): Use
9698 get_signed_or_unsigned_type instead of
9699 lang_hooks.types.signed_or_unsigned_type.
9700 * expr.c (store_expr): Ditto.
9701 * langhooks.c (get_signed_or_unsigned_type): New.
9702 (lhd_signed_or_unsigned_type): New.
9703 * langhooks.h (lhd_signed_or_unsigned_type): New.
9704 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
9706 2007-03-30 Richard Henderson <rth@redhat.com>
9708 * tree-ssa-loop-ivopts.c: Include target.h.
9709 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
9710 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
9711 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
9712 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
9714 2007-03-30 Richard Henderson <rth@redhat.com>
9715 Kai Tietz <kai.tietz@onevision.com>
9717 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
9719 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
9720 (TARGET_64BIT_MS_ABI): New.
9721 (DBX_REGISTER_NUMBER): Handle 64-bit.
9722 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
9723 (LONG_TYPE_SIZE): Force to 32.
9724 (REG_PARM_STACK_SPACE): New.
9725 (OUTGOING_REG_PARM_STACK_SPACE): New.
9726 (REGPARM_MAX, SSE_REGPARM_MAX): New.
9727 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
9728 (STACK_BOUNDARY): Use 128 for 64-bit.
9729 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
9730 Add 64-bit implementation.
9731 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
9733 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
9734 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
9735 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
9736 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
9737 (ix86_handle_cconv_attribute): Don't warn when ignoring if
9738 TARGET_64BIT_MS_ABI.
9739 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
9740 (ix86_pass_by_reference): Likewise.
9741 (ix86_function_value_regno_p): Likewise.
9742 (ix86_build_builtin_va_list): Likewise.
9743 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
9744 (function_arg_advance_ms_64): New.
9745 (function_arg_advance): Call it.
9746 (function_arg_ms_64): New.
9747 (function_arg): Call it.
9748 (function_value_ms_64): New.
9749 (ix86_function_value_1): Call it.
9750 (return_in_memory_ms_64): New.
9751 (ix86_return_in_memory): Call it.
9752 (setup_incoming_varargs_ms_64): New.
9753 (ix86_setup_incoming_varargs): Call it.
9754 (ix86_expand_prologue): Handle 64-bit stack probing.
9755 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
9756 (output_pic_addr_const): Likewise.
9757 (x86_this_parameter): Likewise.
9758 (x86_output_mi_thunk): Likewise.
9759 (x86_function_profiler): Likewise.
9760 (TARGET_STRICT_ARGUMENT_NAMING): New.
9761 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
9762 (TARGET_64BIT_MS_ABI): New.
9763 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
9764 * config/i386/i386.md (allocate_stack_worker): Remove.
9765 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
9766 describe the clobber of eax without a match_scratch.
9767 (allocate_stack_worker_postreload): Remove.
9768 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
9769 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
9770 (allocate_stack_worker_rex64_postreload): Remove.
9771 (allocate_stack): Handle 64-bit.
9772 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
9773 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
9774 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
9775 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
9776 (STANDARD_STARTFILE_PREFIX_1): Likewise.
9777 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
9778 * config.build (x86_64-*-mingw*): New host.
9779 * config.host (x86_64-*-mingw*): New host.
9780 * config.gcc (x86_64-*-mingw*): New target.
9781 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
9783 2007-03-30 Richard Henderson <rth@redhat.com>
9784 Kai Tietz <kai.tietz@onevision.com>
9786 * c-pragma.c (struct def_pragma_macro_value): New.
9787 (struct def_pragma_macro): New.
9788 (pushed_macro_table): New.
9789 (dpm_hash, dpm_eq): New.
9790 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
9791 (init_pragma): Install them.
9792 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
9794 2007-03-30 Anatoly Sokolov <aesok@post.ru>
9796 * config/avr/avr.c (avr_override_options): Clear
9797 'flag_delete_null_pointer_checks'.
9799 2007-03-30 Paolo Carlini <pcarlini@suse.de>
9802 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
9803 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
9804 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
9805 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
9806 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
9807 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
9808 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
9810 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
9812 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
9814 * regmove.c: Move all of pass_stack_adjustments from here...
9815 * combine-stack-adj.c: ...to this new file.
9816 * Makefile.in: Add rules for combine-stack-adj.o.
9818 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
9820 PR tree-optimization/31383
9821 * tree-data-ref.c (affine_function_equal_p): Do not require the
9822 vectors to have the same length.
9824 2007-03-30 Jan Hubicka <jh@suse.cz>
9827 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
9828 availablility; add more sanity checking; ask varpool only about
9831 2007-03-29 Richard Henderson <rth@redhat.com>
9833 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
9834 to decide, but __SIZEOF_LONG_LONG__.
9836 2007-03-29 Richard Henderson <rth@redhat.com>
9838 * emutls.c (struct __emutls_array): New.
9839 (emutls_destroy): Use it instead of casting element 0 from void*.
9840 (__emutls_get_address): Likewise.
9842 2007-03-29 Richard Henderson <rth@redhat.com>
9844 * varasm.c (initializer_constant_valid_p): Don't deny
9845 DECL_DLLIMPORT_P on functions.
9847 * config/i386/cygming.h: Remove function declarations.
9848 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
9849 (ASM_OUTPUT_LABELREF): Remove.
9850 (COMMON_ASM_OP): Remove.
9851 (ASM_OUTPUT_COMMON): Remove.
9852 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
9853 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
9854 (ASM_DECLARE_FUNCTION_NAME): Likewise.
9855 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
9856 Rename from TARGET_ENCODE_SECTION_INFO.
9857 * config/i386/netware.h: Likewise.
9858 * config/i386/i386-protos.h: Update.
9859 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
9860 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
9861 (legitimate_constant_p): Reject dllimports.
9862 (dllimport_map, get_dllimport_decl): New.
9863 (legitimize_dllimport_symbol): New.
9864 (legitimize_address, ix86_expand_move): Use it.
9865 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
9866 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
9867 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
9868 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
9869 * config/i386/predicates.md (constant_call_address_operand): Only
9870 accept symbols; reject dllimport_p symbols.
9871 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
9872 i386_pe_maybe_record_exported_symbol.
9873 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
9874 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
9875 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
9876 trust the setting of DECL_DLLIMPORT_P.
9877 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
9878 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
9879 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
9880 tidy the argument scanning loop.
9881 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
9882 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
9883 (i386_pe_strip_name_encoding): Remove.
9884 (i386_pe_binds_local_p): New.
9885 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
9886 (i386_pe_output_labelref): Remove.
9887 (i386_pe_asm_output_aligned_decl_common): New.
9888 (i386_pe_maybe_record_exported_symbol): Rename from
9889 i386_pe_record_exported_symbol; check for dllexported symbols.
9891 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
9893 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
9894 add comment explaining why vsnprintf cannot be used.
9896 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
9898 PR tree-optimization/30666
9899 * tree.c (build_complex_type): When creating type names for DWARF2
9900 debug info, create TYPE_DECLs for TYPE_NAME instead of
9902 (build_common_tree_nodes_2): Use build_complex_type when building
9903 predefined complex types, to preserve canonical types.
9905 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
9907 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
9908 (noce_get_alt_condition): Look at it to determine whether to
9909 reverse the condition or not.
9910 (noce_get_condition): Substitute the truth for lies.
9911 (noce_find_if_block): Set the then_else_reversed field.
9913 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
9915 * config/fr30/fr30.md (movdi): Do not accept immediates as the
9916 destination of this insn.
9917 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
9918 than calling gen_rtx_SET directly. Use r0 to hold the value of
9919 'address + 4' rather than a stack based temporary which can be
9922 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
9924 * config/s390/s390.c (s390_secondary_input_reload_class,
9925 s390_secondary_output_reload_class): Functions removed.
9926 (s390_secondary_reload): New function.
9927 (TARGET_SECONDARY_RELOAD): Target macro defined.
9928 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
9929 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
9930 * config/s390/s390.md ("reload_outti", "reload_outdi",
9931 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
9932 "reload_out<mode>"): Expanders removed.
9933 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
9934 "reload<mode>_nonoffmem_out"): Expanders added.
9936 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
9938 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
9939 action if SRC->DEST replacement failed anyway.
9941 2007-03-28 Mike Stump <mrs@apple.com>
9943 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
9944 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
9945 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
9947 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9949 * config.gcc: Accept barcelona as a variant of amdfam10.
9950 * config/i386/i386.c (override_options): Likewise.
9951 * doc/invoke.texi: Likewise.
9953 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
9955 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
9956 offsets for BIT_FIELD_REF and COMPONENT_REF.
9958 2007-03-28 Richard Guenther <rguenther@suse.de>
9960 * tree.c (is_global_var): Move ...
9961 * tree-flow-inline.h (is_global_var): ... here.
9962 * tree.h (is_global_var): Remove declaration.
9964 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
9966 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
9968 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
9969 * config/i386/i386.c (ix86_tune_features): Initialize new
9971 * config/i386/predicates.md (promotable_binary_operator): Use
9972 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
9974 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
9977 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
9979 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
9981 * config/fr30/fr30.md (movsi_internal): Change destination
9982 constraint from m to V and add m to the end.
9984 2007-03-28 Christian Bruel <christian.bruel@st.com>
9986 * config/sh/sh.md (movsi_i): Fix type attribute.
9988 2007-03-28 Christian Bruel <christian.bruel@st.com>
9990 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
9991 (movsf_ie): Likewise.
9993 2007-03-28 Christian Bruel <christian.bruel@st.com>
9995 * config.gcc: Add sh4-300 to multilib.
9996 * config/sh/t-mlib-sh4-300: New file.
9998 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
10000 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
10001 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
10002 fix_trunc<mode>di2.
10003 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
10004 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
10005 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
10006 "fixuns_trunctddi2"): Whitespace fix.
10008 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
10010 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
10011 the definition of struct sh_args.
10012 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
10013 CALL_COOKIE_INT_REG_GET): Likewise.
10015 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
10017 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
10018 transformations are applied successfully.
10020 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
10022 * tree.c (tree_contains_struct): Permit 512 tree codes.
10023 * tree.h (tree_contains_struct): Ditto.
10024 (MAX_TREE_CODES): Ditto.
10025 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
10026 SPARE member to store remaining padding bits.
10028 2007-03-27 Anatoly Sokolov <aesok@post.ru>
10030 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
10033 2007-03-27 Janis Johnson <janis187@us.ibm.com>
10035 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
10036 * configure: Regenerate.
10038 * configure: Regenerate using the correct version of autoconf.
10040 2007-03-27 Anatoly Sokolov <aesok@post.ru>
10042 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
10044 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
10045 regs to "__SP_L__" and "__SP_H__".
10047 2007-03-27 Richard Guenther <rguenther@suse.de>
10049 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
10050 computations with it with a HOST_WIDE_INT variable.
10052 2007-03-26 Mike Stump <mrs@apple.com>
10054 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
10055 objective-c-header, objective-c++-header and objc++-cpp-output
10057 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
10059 2007-03-26 Richard Henderson <rth@redhat.com>
10062 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
10063 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
10064 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
10065 IX86_BUILTIN_PSRLQ128): New.
10066 (ix86_init_mmx_sse_builtins): Add them.
10067 (ix86_expand_builtin): Expand them.
10068 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
10069 operand 2 be TImode.
10070 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
10071 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
10072 _mm_srli_epi64): Mark __B const.
10073 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
10074 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
10075 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
10076 new two-vector shift builtins.
10078 2007-03-26 Ian Lance Taylor <iant@google.com>
10080 PR tree-optimization/31345
10081 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
10082 [+INF, +INF(OVF)] into VARYING.
10084 2007-03-26 Zack Weinberg <zackw@panix.com>
10086 * gengtype-parse.c: New file.
10087 * gengtype-yacc.y: Delete.
10088 * gengtype-lex.l: Don't include gengtype-yacc.h.
10089 Define YY_DECL and yyterminate appropriately for recursive
10090 descent parser. yylval is now a string out-parameter to yylex.
10091 (HWS, EOID): New shorthand.
10092 (IWORD): Add a couple more types.
10093 (yylex): Add a setup stanza. Remove the complex rules for
10094 detecting GTY'ed types and typedefs; replace with simple
10095 keyword detectors. Adjust everything for the changed
10096 definition of yylval. Ignore all pp-directives, not just #define.
10098 (parse_file): Rename yybegin; do not call yyparse.
10100 * gengtype.c (xasprintf): Export again.
10101 (this_file): New. Use everywhere __FILE__ was being used.
10102 (get_lang_bitmap): Special case types defined in gengtype.c.
10103 (do_typedef, new_structure): Suppress definition of certain types.
10104 (new_structure): Improve diagnostics of duplicate definitions.
10105 Make sure location_s is associated with input.h.
10106 (nreverse_pairs, define_location_structures): New functions.
10107 (main): Improve tagging of kludge types. Remove old kludges
10108 for input.h types; use define_location_structures.
10109 * gengtype.h: Update prototypes. Define token codes here.
10110 * Makefile.in: Remove all references to gengtype-yacc.
10111 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
10113 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
10114 add GTY((skip)) to the field that's only conditionally there.
10115 * doc/install.texi: Document that Bison is no longer required
10116 unless building treelang.
10118 * gengtype.c: Don't include gtyp-gen.h.
10119 (srcdir): Declare here.
10120 (base_files, lang_dir_names): Allocate dynamically.
10121 (gt_files, num_gt_files, num_lang_dirs): New globals.
10122 (measure_input_list, read_input_line, read_input_list)
10123 (set_lang_bitmap): New functions.
10124 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
10125 simplify, relying on read_input_list to set up the bitmaps.
10126 (main): Arguments are no longer unused. Check for correct number
10127 of command line arguments, set srcdir and srcdir_len, then call
10128 read_input_list, before doing anything else. No need to worry
10129 about duplicates in main loop.
10130 * configure.ac: Simplify the calculation of all_gtfiles.
10131 Put language tags in there. Don't set or substitute
10132 all_gtfiles_files_langs or all_gtfiles_files_frags.
10133 * Makefile.in: Revamp the way gengtype is invoked, now that it
10134 takes a file on its command line with a much simpler format.
10135 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
10136 (GTFILES): Remove duplicates and C source files.
10137 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
10138 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
10139 * configure: Regenerate.
10141 * gengtype.h: Remove all type definitions to gengtype.c; leave
10142 only definitions of options_p, type_p, and pair_p as opaque
10143 pointers. Update prototypes.
10144 * gengtype.c: Many type definitions moved here from gengtype.h.
10145 Consolidate type definitions at the top of the file.
10146 (xvasprintf): Delete.
10147 (xasprintf): Make static.
10148 (create_nested_pointer_option): Add 'next' parameter.
10149 (create_field_all, create_field_at): New functions.
10150 (create_field): Now a thin wrapper around create_field_all.
10151 (create_optional_field): Rename create_optional_field_ and add
10152 line argument. Original name is now a macro which supplies
10154 (oprintf): Use vsnprintf directly.
10155 (close_output_files): Use fatal rather than perror/exit.
10156 (note_def_vec, note_def_vec_alloc): Use create_field_at.
10157 (main): Set progname. Don't use exit.
10158 * gengtype-yacc.y (struct_fields): Use create_field_at.
10159 (option, optionseqopt): Delete.
10160 (optionseq): Consolidate productions from option here so we
10161 can use the first argument to create_option.
10163 * gengtype-lex.l: Distinguish unions from structures in the
10164 token type. Don't call find_structure; return the tag as a string.
10165 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
10166 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
10167 string. Reorganize typedef_struct production accordingly.
10168 Use create_nested_ptr_option.
10169 * gengtype.c (create_nested_ptr_option): New function.
10170 * gengtype.h: Declare it.
10172 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
10173 (string_type): Don't declare.
10174 (do_scalar_typedef): Declare.
10175 (create_scalar_type): Update prototype.
10176 * gengtype.c (string_type): Make static.
10177 (scalar_nonchar, scalar_char): New.
10178 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
10179 (resolve_typedef): Use scalar_nonchar for error recovery.
10180 (create_scalar_type): Remove name_len field. Return scalar_char
10181 or scalar_nonchar as appropriate.
10182 (adjust_field_type): Look at scalar_is_char boolean to decide whether
10183 to use string_type.
10184 (throughout): Use scalar_nonchar instead of calling
10185 create_scalar_type, whenever possible.
10186 (main): Initialize scalar_char and scalar_nonchar before calling
10188 * gengtype-lex.l: Adjust for removal of second argument to
10189 create_scalar_type. Use yylval.s instead of yylval.t when
10191 * gengtype-yacc.y: Type of SCALAR is string. Call
10192 create_scalar_type from type:SCALAR rule. Adjust for removal of
10193 second argument to create_scalar_type.
10195 * vec.h: Remove all #if IN_GENGTYPE blocks.
10196 Add comment saying that changes may require adjustments to gengtype.
10197 * gengtype.c: Don't include coretypes.h or tm.h.
10198 Add comment to inclusion of errors.h.
10199 (note_def_vec, note_def_vec_alloc): New functions.
10200 * gengtype.h: Declare new functions.
10201 * gengtype-lex.l: Don't include coretypes.h.
10202 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
10204 (update_lineno): Remove unnecessary prototype.
10205 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
10206 (VEC rule): Just return VEC_TOKEN.
10207 * gengtype-yacc.y (VEC_TOKEN): New token type.
10208 (type): Add a production for VEC(a,b).
10209 * Makefile.in: Update dependencies.
10211 * gengtype-lex.l: Remove rules for parsing pointer-to-function
10212 typedefs that use the old PARAMS macro.
10214 * gengtype-lex.l: Remove all rules and states relating to yacc
10216 * gengtype-yacc.y: Similarly.
10217 * gengtype.c (note_yacc_type): Delete function.
10218 * gengtype.h: Update prototypes.
10220 2007-03-26 Joseph Myers <joseph@codesourcery.com>
10222 * tree-pretty-print.c (dump_generic_node): Report precision of
10223 unnamed integer types.
10225 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
10227 * ifcvt.c (noce_try_store_flag_constants): Don't check
10228 no_new_pseudos here.
10229 (noce_try_store_flag_constants): Don't check no_new_pseudos.
10230 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
10231 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
10232 noce_try_sign_mask): Likewise.
10233 (if_convert): Check no_new_pseudos here.
10235 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
10237 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
10238 (noce_get_condition): Handle new then_else_reversed argument.
10239 (noce_init_if_info): Remove, fold into noce_find_if_block.
10240 (noce_process_if_block): Take a struct noce_if_info as the
10241 argument. Don't set up one based on ce_if_info. Update pointer
10242 references accordingly.
10243 (cond_move_process_if_block): Likewise.
10244 (process_if_block): Removed.
10245 (find_if_block): Removed. Move functionality two new functions,
10246 noce_find_if_block and cond_exec_find_if_block.
10247 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
10248 blocks and the symmetric IF-ELSE-JOIN case.
10249 (cond_exec_find_if_block): Also new function mostly based on old
10250 find_if_block and process_if_block.
10251 (find_if_header): Replace find_if_block call with separately
10252 guarded calls to noce_find_if_block and cond_exec_find_if_block.
10253 (find_cond_trap): Update noce_get_condition call.
10254 (dead_or_predicable): Likewise.
10256 2007-03-26 Jakub Jelinek <jakub@redhat.com>
10258 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
10260 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
10261 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
10262 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
10263 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
10264 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
10265 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
10266 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
10267 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
10268 __builtin_ia32_psrad128 builtins.
10270 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
10272 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
10273 * config/i386/constraints.md
10274 (define_constraint "I"): Use IN_RANGE macro.
10275 (define_constraint "J"): Ditto.
10276 (define_constraint "K"): Ditto.
10277 (define_constraint "M"): Ditto.
10278 (define_constraint "N"): Ditto.
10279 (define_constraint "O"): Ditto.
10280 * config/i386/predicates.md
10281 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
10282 (define_predicate "const_0_to_3_operand"): Ditto.
10283 (define_predicate "const_0_to_7_operand"): Ditto.
10284 (define_predicate "const_0_to_15_operand"): Ditto.
10285 (define_predicate "const_0_to_63_operand"): Ditto.
10286 (define_predicate "const_0_to_255_operand"): Ditto.
10287 (define_predicate "const_1_to_31_operand"): Ditto.
10288 (define_predicate "const_2_to_3_operand"): Ditto.
10289 (define_predicate "const_4_to_7_operand"): Ditto.
10291 2007-03-25 David Edelsohn <edelsohn@gnu.org>
10293 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
10294 in SImode for save_world.
10295 * config/rs6000/altivec.md (save_world, restore_world): Convert to
10298 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
10300 PR tree-optimization/30784
10301 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
10304 2007-03-25 Revital Eres <eres@il.ibm.com>
10306 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
10307 Fold movement_possibility function into it.
10309 2007-03-25 David Edelsohn <edelsohn@gnu.org>
10311 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
10312 (load_macho_picbase_{si,di}): Convert to LR hard reg.
10313 (call_indirect_nonlocal_darwin64): Same.
10314 (call_nonlocal_darwin64): Same.
10315 (call_value_indirect_nonlocal_darwin64): Same.
10316 (call_value_nonlocal_darwin64): Same.
10317 (sibcall_nonlocal_darwin64): Same.
10318 (sibcall_value_nonlocal_darwin64): Same.
10319 (sibcall_symbolic_64): Same.
10320 (sibcall_value_symbolic_64): Same.
10321 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
10323 (rs6000_emit_load_toc_table): Same.
10324 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
10325 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
10327 (divss_call): Same.
10328 (divus_call): Same.
10329 (quoss_call): Same.
10330 (quous_call): Same.
10331 (load_toc_v4_pic_si): Same
10332 (load_toc_v4_PIC_1): Same.
10333 (load_toc_v4_PIC_1b): Same.
10334 (call_indirect_aix{32,64}): Same.
10335 (call_value_indirect_aix{32,64}): Same.
10337 (call_value): Same.
10338 (call_local{32,64}): Same.
10339 (call_value_local{32,64}): Same.
10340 (call_indirect_nonlocal_aix{32,64}): Same.
10341 (call_nonlocal_aix{32,64}): Same.
10342 (call_value_indirect_nonlocal_aix{32,64}): Same.
10343 (call_value_nonlocal_aix{32,64}): Same.
10344 (call_indirect_nonlocal_sysv<mode>): Same.
10345 (call_nonlocal_sysv<mode>): Same.
10346 (call_value_indirect_nonlocal_sysv<mode>): Same.
10347 (call_value_nonlocal_sysv<mode>): Same.
10349 (sibcall_local{32,64}): Same.
10350 (sibcall_value_local{32,64}): Same.
10351 (sibcall_nonlocal_aix{32,64}): Same.
10352 (sibcall_value_nonlocal_aix{32,64}): Same.
10353 (sibcall_nonlocal_sysv<mode>): Same.
10354 (sibcall_value): Same.
10355 (sibcall_value_nonlocal_sysv<mode>): Same.
10357 2007-03-24 Paul Brook <paul@codesourcery.com>
10359 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
10360 * config/arm/linux-eabi.h: Remove legacy syscall hack.
10362 2007-03-24 Richard Henderson <rth@redhat.com>
10364 * config/ia64/constraints.md: New file.
10365 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
10366 satisfies_constraint_?.
10367 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
10368 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
10369 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
10370 ia64_output_mi_thunk): Likewise.
10371 (ia64_const_ok_for_letter_p): Remove.
10372 (ia64_const_double_ok_for_letter_p): Remove.
10373 (ia64_extra_constraint): Remove.
10374 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
10375 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
10376 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
10377 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
10378 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
10379 EXTRA_MEMORY_CONSTRAINT): Remove.
10380 * config/ia64/ia64.md: Include constriants.md. Replace
10381 CONST_OK_FOR_? with satisfies_constraint_?.
10383 2007-03-23 Michael Meissner <michael.meissner@amd.com>
10384 H.J. Lu <hongjiu.lu@intel.com>
10386 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
10388 (name macros): Use DPD_BID_NAME to convert names properly.
10390 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
10391 decimal floating point format.
10392 (init_floating_libfuncs): Change decimal functions so that they
10393 have a "bid_" prefix if the decimal system uses the BID format,
10394 and "dpd_" prefix if the decimal system uses the DPD format.
10395 (init_interclass_conv_libfuncs): Ditto.
10396 (init_intraclass_conv_libfuncs): Ditto.
10398 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
10399 using the BID format.
10401 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
10402 whether we are using the BID decimal format.
10403 * configure: Regenerate.
10405 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
10406 the compiler has decimal floating point enabled. Define
10407 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
10410 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
10411 using the BID format.
10413 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
10414 whether we are using the BID decimal format.
10415 * configure: Regenerate.
10417 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
10418 the compiler has decimal floating point enabled. Define
10419 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
10422 * doc/install.texi (--enable-decimal-float): Document BID and DPD
10423 options, and that it is enabled for i386/x86_64 systems.
10425 * Makefile.in (enable_decimal_float): New.
10427 (DECNUMINC): Add -I$(DECNUMFMT).
10428 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
10429 to $(DECNUMFMT) from $(DECNUM).
10431 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
10432 Substitute enable_decimal_float.
10433 * configure: Regenerated.
10436 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
10439 * configure.ac: Enable decimal float for x86_64-*-linux*.
10440 * configure: Regenerated.
10443 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
10444 decimal128ClearSign to flip and clear the sign bit in decimal128.
10445 (decimal_real_maxval): Set decimal128SetSign to set the sign
10448 2007-03-23 Ian Lance Taylor <iant@google.com>
10450 * fold-const.c (fold_binary): Correct warning for X - c >= X.
10452 2007-03-23 Ian Lance Taylor <iant@google.com>
10454 * tree-dump.c (dump_files): Correct comment.
10456 2007-03-23 Ian Lance Taylor <iant@google.com>
10458 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
10460 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
10462 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
10463 in cfglayout mode. Don't go into and out of cfglayout mode.
10464 Link the blocks in the order of the constructed traces.
10465 (rest_of_handle_tracer): Adjust call to tracer.
10466 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
10467 Don't go into cfglayout mode.
10468 (rtl_loop_done): Don't go out of cfglayout mode.
10469 * cfglayout.c (relink_block_chain): New function, split out from...
10470 (fixup_reorder_chain): ...here. Remove redundant checking.
10471 (cfg_layout_finalize): Don't clear the header, footer, and aux
10472 fields here, move the code to do so to relink_block_chain. Likewise
10473 for free_original_copy_tables.
10474 * rtl.h (tracer): Update prototype.
10475 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
10476 Assert we are in cfglayout mode. Don't go into and out of cfglayout
10477 mode. Use relink_block_chain to serialize the CFG according to the
10478 new basic block order. Move targetm.cannot_modify_jumps_p check from
10480 (gate_handle_reorder_blocks): ...to here.
10481 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
10483 (gate_duplicate_computed_gotos): ...to here.
10484 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
10485 something always changes when going into and out of cfglayout mode.
10486 Perform an expensive cfg cleanup while going into cfglayout mode.
10487 Always update liveness information on HAVE_conditional_execution
10488 targets. Reserialize the basic blocks and go out of cfglayout mode.
10489 * reg-stack.c: Include cfglayout.h.
10490 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
10491 the call to reorder_basic_blocks.
10492 * basic-block.h (reorder_basic_blocks): Update prototype.
10493 (relink_block_chain): New prototype.
10494 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
10496 2007-03-23 Joseph Myers <joseph@codesourcery.com>
10498 * config/mips/mips.md (type, hazard, *movdi_32bit,
10499 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
10500 *movhi_internal, *movqi_internal, *movsf_hardfloat,
10501 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
10502 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
10503 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
10505 (movcc): Change first xfer to multi.
10506 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
10507 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
10508 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
10509 config/mips/generic.md: Change reservations using "xfer" to use
10511 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
10512 using match_operand.
10513 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
10514 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
10516 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
10518 2007-03-22 Richard Henderson <rth@redhat.com>
10520 * config/i386/i386.c: Remove unnecessary function declarations.
10521 Move targetm definition, and all related macros, to the end of
10522 the file. Resort some functions to put definitions before uses.
10523 (ix86_attribute_table): Make static. Move to end of file.
10524 (ix86_gimplify_va_arg): Make static.
10526 2007-03-22 Richard Henderson <rth@redhat.com>
10528 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
10529 don't increase local_regparm with force_align_arg_pointer check.
10530 (ix86_function_sseregparm): Assert 32-bit.
10531 (type_has_variadic_args_p): New.
10532 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
10533 type_has_variadic_args_p.
10534 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
10535 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
10536 use memset instead. Do maybe_vaarg check first; skip attribute
10537 tests if true; skip attribute tests for 64-bit.
10538 (construct_container): Remove TARGET_DEBUG_ARG.
10539 (function_arg_advance_32, function_arg_advance_64): Split out ...
10540 (function_arg_advance): ... from here.
10541 (function_arg_32, function_arg_64): Split out ...
10542 (function_arg): ... from here.
10543 (ix86_pass_by_reference): Tidy.
10544 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
10545 (function_value_32): New, from parts of ix86_function_value
10546 and ix86_value_regno.
10547 (function_value_64): New, from parts of ix86_function_value
10548 and ix86_libcall_value.
10549 (ix86_function_value_1): New.
10550 (ix86_function_value, ix86_libcall_value): Use it.
10551 (return_in_memory_32, return_in_memory_64): Split out ...
10552 (ix86_return_in_memory): ... from here.
10553 (ix86_struct_value_rtx): Skip for 64-bit.
10554 (ix86_libcall_value, ix86_value_regno): Remove.
10555 (setup_incoming_varargs_64): Split out ...
10556 (ix86_setup_incoming_varargs): ... from here.
10557 (ix86_va_start): Remove TARGET_DEBUG_ARG.
10558 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
10559 * config/i386/i386-protos.h (ix86_function_value): Remove.
10560 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
10562 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10565 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
10566 infinities not supported, otherwise emit warning if -Woverflow. On
10567 underflow, emit warning if -Woverflow.
10568 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
10570 * real.h (real_from_string): Update declaration
10572 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
10573 Richard Henderson <rth@redhat.com>
10575 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
10576 * calls.c (compute_argument_block_size, expand_call,
10577 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
10578 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
10579 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
10580 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
10581 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
10582 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
10583 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
10584 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
10587 2007-03-22 Joseph Myers <joseph@codesourcery.com>
10589 * c-incpath.c (add_sysroot_to_chain): New.
10590 (merge_include_chains): Add sysroot argument. Call
10591 add_sysroot_to_chain if sysrooted.
10592 (register_include_chains): Update call to merge_include_chains.
10593 * doc/cppopts.texi: Document use of '=' in include directory
10596 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
10598 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
10599 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
10600 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
10601 insn pattern using X87MODEF12 mode macro.
10603 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
10605 * regmove.c (regmove_optimize): Use reg_mentioned_p
10606 instead of reg_overlap_mentioned_p for DST.
10608 2007-03-21 Mike Stump <mrs@apple.com>
10610 * c.opt: Fixup for Objective-C/C++.
10612 2007-03-21 Steve Ellcey <sje@cup.hp.com>
10614 * explow.c (convert_memory_address): Fold memory reference when
10615 POINTERS_EXTEND_UNSIGNED < 0
10617 2007-03-21 Richard Henderson <rth@redhat.com>
10620 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
10621 * config/i386/mmintrin.h (__m64): Likewise.
10622 * config/i386/xmmintrin.h (__m128): Likewise.
10624 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10626 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
10627 (VXWORKS_OS_CPP_BUILTINS): Define.
10628 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
10629 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
10631 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10633 * rtl.h (constant_pool_reference_p): Delete.
10634 (find_constant_src): Declare.
10635 * rtlanal.c (find_constant_src): New function.
10636 * simplify-rtx.c (constant_pool_reference_p): Delete.
10637 * config/i386/i386.md: Use find_constant_src instead of
10638 constant_pool_reference_p/avoid_constant_pool_reference pairs.
10640 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10642 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
10643 * c-cppbuiltin.c (c_cpp_builtins): Define them.
10645 2007-03-20 Mark Mitchell <mark@codesourcery.com>
10647 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
10648 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
10649 (arm_elf_asm_constructor): Use it.
10650 (arm_elf_asm_destructor): New function.
10652 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
10654 * jump.c (mark_jump_label): Treat SEQUENCE specially.
10656 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
10658 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
10660 2007-03-19 Andrew Haley <aph@redhat.com>
10662 PR tree-optimization/31264
10663 * tree-vrp.c (register_edge_assert_for_1): Don't look though
10664 VIEW_CONVERT_EXPRs.
10666 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
10668 PR rtl-optimization/30907
10669 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
10670 (fwprop_init): Always call loop_optimizer_initialize.
10671 (fwprop_done): Always call loop_optimizer_finalize.
10672 (fwprop): We always have loop info now.
10673 (gate_fwprop_addr): Remove.
10674 (pass_fwprop_addr): Use gate_fwprop as gate.
10676 PR rtl-optimization/30841
10677 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
10678 df_chain_alloc): Call df_reorganize_refs unconditionally.
10679 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
10680 refs_organized to refs_organized_size.
10681 (df_ref_create_structure): Use refs_organized_size instead of
10682 bitmap_size if refs had been organized, and keep refs_organized_size
10684 * df.h (struct df_ref_info): Change refs_organized to
10685 refs_organized_size.
10686 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
10689 2007-03-19 Mark Mitchell <mark@codesourcery.com>
10691 * except.c (output_function_exception_table): Do not reference the
10692 EH personality routine for functions that do not require an
10695 2007-03-20 Jakub Jelinek <jakub@redhat.com>
10698 * c-typeck.c (convert_for_assignment): Call comptypes for
10699 RECORD_TYPE or UNION_TYPE.
10701 PR inline-asm/30505
10702 * reload1.c (reload): Do invalid ASM checking after
10703 cleanup_subreg_operands.
10705 2007-03-19 Jeff Law <law@redhat.com>
10707 * tree-cfg.c (find_taken_edge): Tighten conditions for
10708 optimizing computed gotos.
10710 2007-03-19 Michael Matz <matz@suse.de>
10712 * builtins.c (expand_builtin_sync_operation,
10713 expand_builtin_compare_and_swap,
10714 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
10717 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
10718 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
10721 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10723 * doc/tm.texi: Add brackets around the return type of
10724 TARGET_SECONDARY_RELOAD.
10726 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
10727 Richard Guenther <rguenther@suse.de>
10729 PR tree-optimization/31254
10730 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
10731 Use handled_component_p () where appropriate. Continue
10732 propagating into the rhs if we propagated into an INDIRECT_REF
10735 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10737 * config/s390/s390.md (op_type attribute): RRR instruction type added.
10738 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
10739 (xde, xdee): Mode attributes adjusted to support DFP modes.
10740 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
10741 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
10742 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
10743 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
10744 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
10745 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
10746 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
10748 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
10749 "movsf"): Insn definitions removed.
10750 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
10751 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
10752 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
10754 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
10755 "reload_in<mode>", "reload_out<mode>"): Expander added.
10756 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
10759 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10761 * config/s390/s390.md: Only non-functional changes. Renamed
10762 FPR mode macro to BFP all over the file.
10764 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10766 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
10767 (op_type attribute): RRF instruction type added.
10768 (fT0): New mode attribute.
10769 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
10770 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
10771 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
10772 instruction no secondary memory is needed when moving DFmode values
10773 between GPRs and FPRs.
10775 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10777 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
10778 inverted and documentation adjusted.
10779 ("mhard-dfp", "msoft-dfp"): New options.
10780 * config/s390/s390.c (s390_handle_arch_option): New architecture
10782 (override_options): Sanity checks for the new options added.
10783 * config.gcc: New architecture switch: z9-ec.
10784 * config/s390/s390.h (processor_flags): PF_DFP added.
10785 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
10786 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
10787 when the bit is NOT set so remove it from the defaults.
10789 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10791 * genemit.c (main): Print include statement for dfp.h.
10792 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
10795 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
10797 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
10799 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
10802 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
10803 instead of PATTERN.
10805 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10807 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
10808 attr_length_call, output_call, output_indirect_call): Cleanup
10809 formatting of targetm calls.
10811 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
10813 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
10815 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10817 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
10818 reservation, bypass and anti-bypass descriptions for these
10819 instructions. Update move patterns.
10820 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
10823 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
10825 * tree-vect-transform.c (get_initial_def_for_induction): Replace
10826 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
10827 (get_initial_def_for_reduction): Likewise.
10829 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
10831 Fix PR tree-optimization/29922
10832 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
10833 (get_representative): Removed.
10834 (value_dies_in_block_x): Update for rvuse removal.
10835 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
10836 (compute_antic_aux): Handle when PHI nodes appear in
10837 non-single-successors.
10838 (dump_bitmap_of_names): Removed.
10839 (compute_antic_safe): Renamed and removed rvuse calculation.
10840 Calculate only antic safe.
10841 (insert_into_preds_of_block): Remove assert.
10842 (execute_pre): Update for renamed functions.
10843 (defer_or_phi_translate_block): New function.
10845 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
10847 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
10848 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
10850 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
10851 Follow spelling conventions.
10853 * tree-data-ref.h: Remove the prototype for analyze_array.
10855 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
10857 PR tree-optimization/31041
10858 * tree-vect-transform.c (get_initial_def_for_induction): Call
10859 force_gimple_operand.
10861 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
10863 * ipa-type-escape.c (look_for_casts) : Revert code to use
10864 handled_component_p due to ada test a-numaux.adb.
10866 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
10868 * final.c (final_scan_insn): Alter the condition of a
10869 conditional trap if we have nonstandard CC.
10871 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10873 * configure.ac: Remove excess quoting from asm line 0 test.
10874 * configure: Rebuilt.
10876 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10878 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
10879 * c-common.c (convert_and_check): Move warning logic to...
10880 (warnings_for_convert_and_check): ...here. Define.
10881 * c-common.h (warnings_for_convert_and_check): Declare.
10883 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10885 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
10886 (output_call): Likewise.
10888 2007-03-16 Richard Sandiford <richard@codesourcery.com>
10890 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
10892 2007-03-16 Richard Sandiford <richard@codesourcery.com>
10894 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
10896 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
10898 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
10899 opteron, athlon-64 and athlon-fx processor_alias_table entries.
10901 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
10903 PR tree-optimization/31183
10904 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
10905 Use double_int instead of unsigned int for representing access_strides.
10906 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
10908 2007-03-16 Richard Guenther <rguenther@suse.de>
10910 PR tree-optimization/31146
10911 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
10912 to allow recursion of forward_propagate_addr_expr.
10913 (forward_propagate_addr_into_variable_array_index): Likewise.
10914 (forward_propagate_addr_expr): Likewise.
10915 (tree_ssa_forward_propagate_single_use_vars): Likewise.
10916 (forward_propagate_addr_expr_1): Recurse on simple copies
10917 instead of propagating into them. Do so for useless conversions
10919 (forward_propagate_addr_expr): Clean up unused statements after
10922 2007-03-16 Richard Guenther <rguenther@suse.de>
10924 * builtins.c (expand_builtin_cexpi): Use the right argument
10925 for the expansion via cexp.
10927 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10929 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
10930 * configure: Rebuilt.
10932 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10935 * dwarf2out.c (force_type_die): Adjust comment.
10936 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
10938 2007-03-15 DJ Delorie <dj@redhat.com>
10940 * config/frv/predicates.md (minmax_operator): Don't check operands
10943 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
10945 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
10946 Update constant estimates of number of iterations.
10947 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
10948 argument renamed to "realistic".
10949 (compute_estimated_nb_iterations): Removed.
10950 (record_niter_bound): New function.
10951 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
10952 call record_nonwrapping_iv with upper = false.
10953 (infer_loop_bounds_from_signedness): Pass upper argument to
10954 record_nonwrapping_iv.
10955 (estimate_numbers_of_iterations_loop): Do not call
10956 compute_estimated_nb_iterations. Record estimate based on profile
10957 information. Initialize the constant estimates of number of
10959 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
10961 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
10962 number of iterations is too small.
10963 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
10964 (EST_NOT_AVAILABLE): Removed.
10965 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
10966 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
10969 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
10971 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
10972 Handle NE_EXPR guards.
10974 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10977 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
10978 Set also -pedantic-errors by default for the preprocessor unless
10979 -fpermissive is given.
10981 2007-03-15 Richard Guenther <rguenther@suse.de>
10983 PR middle-end/29719
10984 PR middle-end/31161
10985 * builtins.c (expand_builtin_cexpi): As a fallback if we
10986 don't have builtins for sincos or cexp create a function
10987 declaration for cexp and expand to a call to that.
10988 (expand_builtin_int_roundingfn): Always fall
10989 back to floor/ceil and its variants even if they may be
10992 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
10994 PR middle-end/31159
10995 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
10996 jump tables, move the call to delete_dead_jumptables from here...
10997 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
10998 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
10999 don't allow merging of blocks that try_redirect_by_replacing_jump
11000 also does not handle when not optimizing.
11002 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
11003 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11005 * config/i386/i386.md (x86_sahf_1): Correctly handle
11008 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
11011 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
11012 x86_64_general_operand as operand[2] predicate. Remove "iF"
11013 from operand constraints and use "e" constraint instead.
11014 (*subti3_1, *subti3_1 splitter): Ditto.
11015 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
11016 operand[1] predicate.
11018 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
11020 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
11021 arrays, multiply the access strides by the size of the sub-array.
11022 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
11024 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
11026 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
11027 the configured assembler supports the sahf mnemonic.
11028 * configure: Regenerate.
11029 * config.in: Regenerate.
11031 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
11032 emit "sahf" or ".byte\t0x9e" as asm template.
11034 2007-03-14 Michael Meissner <michael.meissner@amd.com>
11037 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
11038 option to replace hard coded TARGET_xxx in md file.
11039 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
11040 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
11041 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
11042 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
11043 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
11044 (X86_TUNE_NOT_VECTORMODE): Ditto.
11045 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
11046 (TUNE_AVOID_VECTOR_DECODE): Ditto.
11047 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
11048 (TUNE_SLOW_IMUL_IMM8): Ditto.
11049 (TUNE_MOVE_M1_VIA_OR): Ditto.
11050 (TUNE_NOT_UNPAIRABLE): Ditto.
11051 (TUNE_NOT_VECTORMODE): Ditto.
11053 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
11056 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
11057 tuning options instead of hard coded TARGET_xxx.
11058 (fix ssemode peephole2's): Ditto.
11059 (imul peephole2's): Ditto.
11061 (movdi_or_rex64): Ditto.
11062 (move peephole2): Ditto.
11063 (not peephole2's): Ditto.
11065 2007-03-14 Dirk Mueller <dmueller@suse.de>
11067 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
11068 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
11069 * c-parser.c (c_parser_if_body): Always add an empty statement in case
11071 * c-parser.c (c_parser_do_statement): Warn about empty body in
11072 do/while statement.
11073 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
11074 * doc/invoke.texi (-Wempty-body): Update documentation.
11076 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11079 * c-common.h (warn_for_div_by_zero): Declare.
11080 * c-common.c (warn_for_div_by_zero): Define.
11081 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
11084 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11086 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
11087 to PREFIX and STANDARD_PREFIX.
11089 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11090 Phil Edwards <phil@codesourcery.com>
11092 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
11093 (__gthread_once_t): Remove busy field for RTPs.
11094 (__GTHREAD_ONCE_INIT): Update accordingly.
11096 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11098 * doc/invoke.texi: Document VxWorks options.
11100 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
11102 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
11104 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
11106 PR tree-optimization/30590
11107 * tree-nrv.c (tree_nrv): Check for the partial update of the
11110 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
11112 * flags.h (flag_random_seed): Remove declaration, in favor of...
11113 * toplev.h (get_random_seed, set_random_seed): ... these.
11114 * tree.c (get_file_function_name): Use the former.
11115 * opts.c (common_handle_option): Use the latter.
11118 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
11120 PR middle-end/31127
11121 * cse.c (cse_find_path): Do not bail out if a basic block that
11122 we already visited now becomes part of a path that starts at a
11123 different basic block. Just disallow this, to make sure we
11124 visit each basic block at most once.
11126 2007-03-13 Jan Hubicka <jh@suse.cz>
11128 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
11129 attributes, when profile esitmate is present, calls with very low
11130 frequency are cold.
11132 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
11134 PR tree-optimization/30730
11135 PR tree-optimization/26900
11136 * tree-ssa-loop-niter.c: Include gmp.h.
11137 (bounds): New type.
11138 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
11139 split_to_var_and_offset, determine_value_range,
11140 bound_difference_of_offsetted_base, refine_bounds_using_guard,
11141 bound_difference, bounds_add, bounds_negate,
11142 number_of_iterations_ne_max, dump_affine_iv): New functions.
11143 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
11144 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
11145 difference of initial and final value of control iv to validate
11147 (number_of_iterations_cond): Add loop parameter. Determine bounds
11148 on the difference of the extremes of the control iv. Add dumps.
11149 (expand_simple_operations): Handle phi nodes.
11150 (simplify_using_initial_conditions): Do not record used conditions.
11151 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
11152 Do not set additional_info.
11153 (implies_nonnegative_p, implies_ge_p): Removed.
11154 (derive_constant_upper_bound): Do not use parameter `additional'.
11155 (record_estimate): Parameter `additional' removed. Parameter
11156 `i_bound' added. Do not call derive_constant_upper_bound.
11157 (record_nonwrapping_iv): Use derive_constant_upper_bound to
11158 bound the number of iterations estimate.
11159 (estimate_numbers_of_iterations_loop): Pass the estimate from
11160 the number of iterations analysis to record_estimate.
11161 * tree.h (multiple_of_p): Declare.
11162 * tree-scalar-evolution.c (expression_expensive_p): Removed.
11163 (scev_const_prop): Do not check expression_expensive_p.
11164 * fold-const.c (multiple_of_p): Exported.
11165 * double-int.c (double_int_mask): Exported.
11166 * double-int.h (double_int_mask): Declare.
11167 * tree-flow.h (struct tree_niter_desc): Removed additional_info
11168 field. Added max field.
11170 2007-03-13 David Taylor <taylor@candd.org>
11173 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
11176 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11179 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
11180 two unamed patterns.
11182 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
11184 * config/i386/i386.opt (mcx16, msahf): New options.
11185 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
11186 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
11188 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
11189 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
11190 Output -mcx16 and -msahf options when corresponding bit is set.
11192 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
11193 and -msahf options.
11195 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
11197 * configure.ac: Test for assembler tolerance to # 0 "".
11198 * configure, config.in: Rebuilt.
11199 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
11201 2007-03-13 Geoffrey Keating <geoffk@apple.com>
11203 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
11205 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
11206 (handle_syscall): Handle direct system calls.
11207 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
11209 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
11211 * doc/invoke.texi: Fix cpp.info cross-reference.
11212 * doc/passes.texi: Fix gcc.info cross-reference.
11214 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
11216 PR tree-optimization/30835
11217 * lambda-code.c (can_convert_to_perfect_nest): Check whether
11218 bb_for_stmt is not NULL before accessing it.
11220 2007-03-12 Joseph Myers <joseph@codesourcery.com>
11222 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
11225 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
11228 * doc/install.texi: Document --enable-stage1-languages
11230 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
11232 * tree-pass.h (pass_into_cfg_layout_mode,
11233 pass_outof_cfg_layout_mode): Declare.
11234 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
11235 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
11236 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
11237 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
11239 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
11241 * c-decl.c (warn_variable_length_array): New function.
11242 Refactored from grokdeclarator to handle warn_vla
11243 and handle unnamed array case.
11244 (grokdeclarator): Refactored VLA warning case.
11245 * c.opt (Wvla): New flag.
11246 * doc/invoke.texi (Wvla): New warning.
11248 2007-03-12 Richard Henderson <rth@redhat.com>
11250 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
11251 (TARGET_SECTION_TYPE_FLAGS): New.
11253 2007-03-12 Richard Henderson <rth@redhat.com>
11255 * config/darwin.c (machopic_reloc_rw_mask): New.
11256 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
11257 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
11259 2007-03-12 Mark Mitchell <mark@codesourcery.com>
11261 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
11262 * cppdefault.h (cpp_PREFIX): Document.
11263 (cpp_PREFIX_len): Likewise.
11264 (cpp_EXEC_PREFIX): New variable.
11265 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
11266 * c-incpath.c (add_standard_paths): Correct logic for relocating
11267 paths within prefix.
11269 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
11271 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
11272 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
11274 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
11275 fix_truncdfdi_sse using SSEMODEF mode macro.
11276 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
11277 fix_truncdfsi_sse using SSEMODEF mode macro.
11278 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
11279 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
11281 2007-03-12 Richard Sandiford <richard@codesourcery.com>
11283 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
11284 elfos.h to tm_file.
11286 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
11288 * tree.h : Add multiple_of_p declaration.
11289 * fold-const.c (multiple_of_p): Make multiple_of_p public.
11290 * ipa-type-escape.c (results_of_malloc): Redundant.
11291 (visited_stmts): New. Visited stmt for walk_use_def_chains.
11292 (cast_type): Extended with new members.
11293 (check_cast): Returns cast_type.
11294 (cast): New structure for data of walk_use_def_chains.
11295 (is_malloc_result, is_cast_from_non_pointer_1,
11296 is_cast_from_non_pointer,
11297 is_array_access_through_pointer_and_index): New functions.
11298 (look_for_casts): Returns cast types.
11299 (check_call): Returns void.
11300 (okay_pointer_operation): Use support of pointer plus index,
11301 pointer plus constant and allow all multiplications.
11303 2007-03-11 Richard Guenther <rguenther@suse.de>
11305 PR tree-optimization/31115
11306 * tree-vrp.c (extract_range_from_binary_expr): Make sure
11307 the shift count is positive and non-anti-range for RSHIFT_EXPR.
11308 A shift count of zero is not special as with *_DIV_EXPR.
11309 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
11312 2007-03-11 Ian Lance Taylor <iant@google.com>
11314 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
11315 the *_DIV_EXPR codes correctly with overflow infinities.
11317 2007-03-11 Ira Rosen <irar@il.ibm.com>
11319 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
11320 indicate success/failure of the analysis. Add negation to subtrahend
11321 in case of subtraction. Fail if both operands contain constants.
11322 (create_data_ref): Fail if analyze_offset fails.
11324 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
11326 * config/i386/i386.md (frndintxf2): Rename to ...
11327 (rintxf2): ... this. Remove expander having same name.
11328 (rintsf2, rintdf2): Implement using SSEMODEF macro.
11329 (roundsf2, rounddf2): Ditto.
11330 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
11331 (lround<mode>di2, lround<mode>si2): Ditto.
11333 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
11335 * lower-subreg.c: Include except.h.
11336 (decompose_multiword_subregs): Verify that the only control flow
11337 insns we can split are loads to multi-words pseudos.
11338 Handle breaking such blocks after splitting, instead of calling
11339 find_many_sub_basic_blocks.
11341 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
11342 on the new basic block. Add a lengthy comment explaining why we
11343 thought this was necessary.
11344 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
11346 2007-03-10 Mark Mitchell <mark@codesourcery.com>
11349 * tree.c (walk_type_fields): Recurse into the element type of
11350 ARRAY_TYPEs if there is a pointer set.
11352 2007-03-10 Dirk Mueller <dmueller@suse.de>
11354 * c-common.c (warn_logical_operator): Fix condition.
11356 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
11358 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
11360 * config/darwin.c (machopic_select_section): Remove superfluous
11361 argument in call to categorize_decl_for_section. Remove unused
11364 2007-03-10 Joseph Myers <joseph@codesourcery.com>
11366 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
11368 * configure: Regenerate.
11370 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
11373 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
11374 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
11375 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
11376 Add LABEL_NUSES to emitted label.
11377 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
11378 branch probability value to emitted jump insn.
11379 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
11380 Do not check life information and do not re-arrange input operands
11381 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
11383 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
11385 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
11386 the change of decode_asm_operands.
11388 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
11390 * mode-switching.c (create_pre_exit): Skip blockage insn.
11392 2007-03-09 Diego Novillo <dnovillo@redhat.com>
11394 * tree-pass.h (TODO_update_smt_usage): Remove.
11396 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
11400 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11402 * pa.c (attr_length_call): Revise condition for long
11403 pc-relative branch.
11404 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
11405 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
11406 sequence on SOM target.
11408 2007-03-09 Geoffrey Keating <geoffk@apple.com>
11410 * gcc.c: Document %{, in big comment at top.
11411 (input_suffix_matches): Remove special handling for .s and
11413 (input_spec_matches): New.
11414 (handle_braces): Handle %{,.
11415 (validate_switches): ',' indicates a value which is not a switch.
11416 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
11417 to detect assembler input.
11418 * config/i386/sol2.h (CPP_SPEC): Likewise.
11419 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
11420 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
11421 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
11422 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
11423 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
11424 -m64 causes deployment target to default to 10.5.
11425 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
11427 2007-03-09 Richard Henderson <rth@redhat.com>
11430 * target.h (targetm.asm.out.reloc_rw_mask): New.
11431 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
11432 (TARGET_ASM_OUT): Use it.
11433 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
11434 * varasm.c (categorize_decl_for_section): Remove shlib argument;
11435 use the new reloc_rw_mask target hook instead.
11436 (default_section_type_flags_1): Merge into...
11437 (default_section_type_flags): ... here.
11438 (decl_readonly_section_1): Merge into...
11439 (decl_readonly_section): ... here.
11440 (default_elf_select_section_1): Merge into...
11441 (default_elf_select_section): ... here.
11442 (default_unique_section_1): Merge into...
11443 (default_unique_section): ... here.
11444 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
11445 (default_select_rtx_section): Use it.
11446 (default_elf_select_rtx_section): Likewise.
11447 * output.h: Update to match.
11448 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
11449 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
11450 (TARGET_ASM_RELOC_RW_MASK): New.
11451 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
11452 to categorize_decl_for_section.
11453 (x86_64_elf_unique_section): Likewise.
11454 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
11455 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
11456 (TARGET_ASM_RELOC_RW_MASK): New.
11457 * config/ia64/ia64.c (ia64_rwreloc_select_section,
11458 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
11459 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
11460 (TARGET_RWRELOC): Remove.
11461 (ia64_section_type_flags): Adjust call to default_section_type_flags.
11462 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
11463 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
11464 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
11465 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
11466 (rs6000_xcoff_select_section): Use decl_readonly_section.
11467 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
11468 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
11469 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
11470 (TARGET_SECTION_TYPE_FLAGS): Remove.
11471 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
11473 2007-03-09 Roger Sayle <roger@eyesopen.com>
11475 * fold-const.c (fold_comparison): Remove compile-time evaluation of
11476 complex constant equality/inequality comparisons for here.
11477 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
11478 known at compile-time or can be simplified to a scalar comparison.
11479 (fold_relational_const): Move compile-time evaluation of complex
11480 constant equality/inequality comparisons to here.
11482 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11484 PR rtl-optimization/30643
11485 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
11487 (fold_rtx): Recurse, like before 2006-11-03.
11489 2007-03-09 DJ Delorie <dj@redhat.com>
11491 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
11494 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
11496 PR tree-optimization/30375
11497 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
11498 LHS of statements is not the same.
11499 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
11501 2007-03-09 Chao-ying Fu <fu@mips.com>
11503 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
11505 * doc/invoke.texi (-mdspr2): Document new option.
11506 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
11507 New unspec for DSP REV 2.
11508 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
11509 these instructions are extended in DSP REV 2.
11510 (mips-dspr2.md): Include.
11511 * config/mips/mips.opt (mdspr2): New option.
11512 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
11513 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
11514 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
11515 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
11516 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
11517 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
11518 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
11520 (bdesc_map): Add one field of unsupported_target_flags.
11521 (bdesc_arrays): Update entries to have extra fields. Add
11523 (mips_init_builtins): Initialize new function types.
11524 Check unsupported_target_fileds to filter out builtins.
11525 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
11527 (ASM_SPEC): Pass mdspr2 to the assembler.
11528 * config/mips/mips-dspr2.md: New file.
11530 2007-03-09 Sa Liu <saliu@de.ibm.com>
11532 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
11534 2007-03-09 Ian Lance Taylor <iant@google.com>
11536 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
11537 argument) like -Wstrict-overflow=2.
11538 * doc/invoke.texi (Warning Options): Update documentation.
11540 2007-03-09 Dirk Mueller <dmueller@suse.de>
11543 * doc/invoke.texi (-Wlogical-op): Document.
11544 * common.opt (-Wlogical-op): New.
11545 * c-common.h (warn_logical_operator): Declare.
11546 * c-common.c (warn_logical_operator): Define.
11547 * c-typeck.c (parser_build_binary_op): Call
11548 warn_logical_operator.
11550 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11552 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
11553 * final.c (final_scan_insn): Test for non-"" file name.
11555 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
11557 * doc/loop.texi: Document the Omega linear constraints solver.
11558 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
11559 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
11560 omega-hash-table-size, omega-max-keys, and
11561 omega-eliminate-redundant-constraints.
11562 * tree-pass.h (pass_check_data_deps): Declared.
11565 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
11566 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
11567 pass_check_data_deps): New.
11568 * tree-data-ref.c (init_data_ref): Remove declaration.
11569 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
11570 (analyze_array): Renamed init_array_ref, move up initializations.
11571 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
11572 Removed arguments that are set to NULL.
11573 (analyze_indirect_ref): Correct indentation, correct call to
11575 (object_analysis): Call init_array_ref instead of analyze_array.
11576 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
11577 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
11578 of DR_ACCESS_FNS_ADDR.
11579 (init_omega_eq_with_af, omega_extract_distance_vectors,
11580 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
11581 ddr_consistent_p): New.
11582 (compute_affine_dependence): Check consistency of ddrs when
11583 flag_check_data_deps is passed.
11584 (analyze_all_data_dependences): Uncomment.
11585 (tree_check_data_deps): New.
11586 * tree-data-ref.h: Include omega.h.
11587 (DR_ACCESS_FNS_ADDR): Removed.
11588 (data_dependence_relation): Add inner_loop.
11589 (DDR_INNER_LOOP): New.
11590 * common.opt (fcheck-data-deps): New.
11591 * tree-flow.h (tree_check_data_deps): Declare.
11592 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
11593 (OBJS-common): Depend on omega.o.
11595 * passes.c (pass_check_data_deps): Scheduled.
11596 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
11597 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
11598 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
11599 PARAM_VECT_MAX_VERSION_CHECKS,
11600 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
11602 2007-03-09 Richard Guenther <rguenther@suse.de>
11604 PR tree-optimization/30904
11605 PR middle-end/31058
11606 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
11607 the same way as *_DIV_EXPR.
11609 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11611 * recog.c (decode_asm_operands): No mixed declarations and code.
11613 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11615 * rtl.def (ASM_INPUT): Add location.
11616 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
11617 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
11618 (decode_asm_operands): Add loc operand.
11619 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
11620 * stmt.c (expand_asm): Rename to...
11621 (expand_asm_loc): ... this. Add locus argument. Pass it on to
11622 gen_rtx_ASM_INPUT_loc.
11623 (expand_asm_expr): Adjust.
11624 * recog.c (decode_asm_operands): Add loc operand.
11625 (check_asm_operands, extract_insn): Adjust.
11626 * reload1.c (maybe_fix_stack_asms): Likewise.
11627 * final.c (asm_insn_count): Likewise.
11628 (final_scan_insn): Output # line before and after asm.
11630 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
11632 * tree-ssa-structalias.c (variable_info): Remove
11634 (new_var_info): Ditto.
11635 (shared_bitmap_info_t): New structure.
11636 (shared_bitmap_table): New variable.
11637 (shared_bitmap_hash): New function.
11638 (shared_bitmap_eq): Ditto
11639 (shared_bitmap_lookup): Ditto.
11640 (shared_bitmap_add): Ditto.
11641 (merge_smts_into): Change to take bitmap directly.
11642 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
11643 (init_alias_vars): Init shared bitmap hashtable.
11644 (delete_points_to_sets): Delete shared bitmap hashtable.
11645 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
11646 is_aliased removal as a change that was still necessary was
11649 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
11651 * config/i386/i386.h (override_options): Conditionally disable
11652 x86_sahf for 64bit targets only.
11654 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
11657 * c-decl.c (merge_decls): Don't call make_var_volatile.
11658 * varasm.c (make_var_volatile): Remove.
11659 * output.h (make_var_volatile): Remove.
11661 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
11663 PR tree-optimization/31085
11664 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
11666 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11668 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
11669 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
11670 ATTR_CONST_NOTHROW_LIST.
11672 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
11675 2007-03-08 Diego Novillo <dnovillo@redhat.com>
11677 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
11679 2007-03-08 Geoffrey Keating <geoffk@apple.com>
11682 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
11684 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
11685 passed, use shared libgcc.
11687 2007-03-08 Roger Sayle <roger@eyesopen.com>
11689 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
11690 instead of calling build2 with a GIMPLE_MODIFY_STMT.
11691 (honor_protect_cleanup_actions, lower_try_finally_switch):
11693 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
11694 ifc_temp_var): Likewise.
11695 * tree-inline.c (setup_one_parameter): Likewise.
11696 * tree-mudflap.c (mf_decl_cache_locals,
11697 mf_build_check_statement_for): Likewise.
11698 * tree-nested.c (init_tmp_var, save_tmp_var,
11699 finalize_nesting_tree_1): Likewise.
11700 * tree-outof-ssa.c (insert_copy_on_edge,
11701 insert_backedge_copies): Likewise.
11702 * tree-profile.c (tree_gen_edge_profiler,
11703 tree_gen_ic_profiler): Likewise.
11704 * tree-scalar-evolution.c (scev_const_prop): Likewise.
11705 * tree-sra.c (sra_build_assignment): Likewise.
11706 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
11707 * tree-ssa-math-opts.c (insert_reciprocals,
11708 execute_cse_sincos_1): Likewise.
11709 * tree-tailcall.c (adjust_accumulator_values,
11710 adjust_return_value): Likewise.
11711 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
11712 * tree-vect-transform.c (vect_create_data_ref_ptr,
11713 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
11714 vect_create_epilog_for_reduction, vectorizable_reduction,
11715 vectorizable_call, vectorizable_conversion,
11716 vectorizable_assignment, vectorizable_operation,
11717 vectorizable_type_demotion, vect_gen_widened_results_half,
11718 vect_permute_store_chain, vectorizable_store,
11719 vect_setup_realignment, vect_permute_load_chain,
11720 vectorizable_load, vectorizable_condition,
11721 vect_create_cond_for_align_checks): Likewise.
11722 * tree-vrp.c (build_assert_expr_for): Likewise.
11724 2007-03-08 Ian Lance Taylor <iant@google.com>
11726 * tree-vrp.c: Include "intl.h".
11727 (usable_range_p): New static function.
11728 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
11729 overflowed values, juts set *strict_overflow_p.
11730 (compare_values): Only return -2 if one of the operands is not a
11732 (compare_ranges): Call usable_range_p.
11733 (compare_range_with_value): Likewise.
11734 (vrp_evaluate_conditional_warnv): Rename from
11735 vrp_evaluate_conditional. Make static. Change all callers.
11736 (vrp_evaluate_conditional): New function.
11737 (simplify_div_or_mod_using_ranges): Issue warning about reliance
11738 on signed overflow.
11739 (simplify_abs_using_ranges): Likewise.
11740 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
11741 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
11742 within_stmt parameter.
11743 * tree-ssa-propagate.c (fold_predicate_in): Update call to
11744 vrp_evaluate_conditional.
11745 * tree-ssa-threadedge.c
11746 (record_temporary_equivalences_from_stmts_at_dest): Change
11747 simplify parameter to take a second tree parameter.
11748 (simplify_control_stmt_condition): Likewise.
11749 (thread_across_edge): Likewise.
11750 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
11751 (thread_across_edge): Likewise.
11752 * Makefile.in (tree-vrp.o): Depend upon intl.h.
11754 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
11756 * config/i386/i386.h (TARGET_SAHF): New define.
11757 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
11758 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
11759 (x86_sahf): New global variable.
11760 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
11761 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
11762 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
11763 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
11765 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
11766 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
11767 when expanding fcomi/sahf based tests.
11768 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
11769 expanding sahf based alternative. Emit sahf based sequence when
11770 optimizing for code size.
11771 * config/i386/i386.md (x86_sahf_1): Do not disable for
11772 TARGET_64BIT, enable for TARGET_SAHF.
11774 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
11776 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
11777 spurious whitespace from error message.
11779 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
11782 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
11784 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
11786 * c-decl.c (grokdeclarator): Disable warnings for anonymous
11788 * tree-sra.c (instantiate_element): Propagate disabled warnings
11789 from the element itself to the created variable.
11791 2007-03-07 Richard Henderson <rth@redhat.com>
11794 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
11795 silently fix up the stack in the case of a missing register.
11797 2007-03-07 Paul Brook <paul@codesourcery.com>
11799 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
11801 2007-03-07 Joseph Myers <joseph@codesourcery.com>
11803 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
11805 (phase1_vrs): Use them.
11806 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
11807 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
11808 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
11809 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
11810 __gnu_Unwind_Restore_WMMXC if required.
11811 (_Unwind_VRS_Pop): Implement iWMMXt support.
11812 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
11813 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
11814 gnu_Unwind_Save_WMMXC): Define.
11816 2007-03-07 Richard Sandiford <richard@codesourcery.com>
11818 * config/vxworks.h (vxworks_override_options): Declare.
11819 (VXWORKS_OVERRIDE_OPTIONS): Use it.
11820 * config/vxworks.c: Include target.h and toplev.h.
11821 (vxworks_override_options): New function.
11822 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
11824 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
11826 * config/s390/s390.c (override_options): Don't emit an error when
11827 -mstack-size is used without providing -mstack-guard.
11828 (s390_emit_prologue): Choose stack_guard value automatically if not
11829 provided via command line.
11830 * doc/invoke.texi: Adjust description of -mstack-guard and
11833 2007-03-07 Richard Sandiford <richard@codesourcery.com>
11835 * config/i386/i386.c (output_set_got): Add a GOT initialization
11836 sequence for VxWorks PIC.
11837 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
11838 around labels as well as symbols. Use gotoff_operand instead
11839 of local_symbolic_operand.
11840 (legitimize_pic_address): Use gotoff_operand instead of
11841 local_symbolic_operand. Use @GOT accesses for labels as
11843 (ix86_output_addr_diff_elt): Use PC-relative rather than
11844 GP-relative offsets for VxWorks PIC.
11845 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
11846 no_new_pseudos. Check whether the returned register is op0.
11847 * config/i386/i386.md (tablejump): Use PC-relative rather than
11848 GP-relative offsets for VxWorks PIC.
11849 * config/i386/predicates.md (gotoff_operand): New predicate.
11851 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11853 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
11855 * config/vxworks-dummy.h: New file.
11856 * config/i386/i386.h: Include it.
11858 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
11860 * dwarf2out.c (is_inlined_entry_point): New
11861 (add_high_low_attributes): Emit DW_AT_entry_pc along with
11862 DW_AT_ranges if the first subblock is the entry point.
11864 2007-03-06 David Daney <ddaney@avtrex.com>
11866 * doc/install.texi (mips-*-*): Change recommended binutils
11869 2007-03-06 Anatoly Sokolov <aesok@post.ru>
11871 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
11872 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
11874 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11875 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11877 2007-03-06 Jan Hubicka <jh@suse.cz>
11879 * errors.h (warning, error, fatal, internal_error): Mark as cold.
11880 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
11882 (probably_cold_bb_p): Cold functions are cold.
11883 (probably_never_executed_bb_p): Cold functions are cold.
11884 (tree_bb_level_predictions): Predict calls to cold functions as not
11886 (compute_function_frequency): Check hot/cold attributes.
11887 * function.h (function_frequency): Update comments.
11888 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
11889 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
11890 (c_common_att): Add cold and hot.
11892 * doc/extend.texi (hot,cold attributes): Document.
11894 2007-03-06 Andrew Haley <aph@redhat.com>
11896 * function.c (expand_function_end): Move blockage to just after we
11897 emit the label for the naked return from the function.
11899 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11901 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
11904 2007-03-06 Jan Hubicka <jh@suse.cz>
11906 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
11907 loaded for constant large models. Non-large 64bit PIC can do.
11908 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
11909 * cmodel.h: Add LARGE PIC.
11910 * i386.md (UNSPEC_PLTOFF): New.
11911 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
11913 (*call_1_rex64): Disable for large models.
11914 (*call_1_rex64_large): New.
11915 (*call_value_1_rex64): Disable for large models.
11916 (*call_value_1_rex64_large): New.
11917 (set_rip_rex4): New.
11918 (set_got_offset_rex64): New.
11919 * predicates.md (constant_call_address_operand): For large model
11920 constant calls are not possible.
11921 * i386-protos.h (construct_plt_address): Declare.
11922 * i386.c (override_options): Accept large models.
11923 (ix86_expand_prologue): Expand large PIC GOT pointer load.
11924 (legitimate_constant_p): Add new UNSPECs.
11925 (legitimate_pic_operand_p): Likewise.
11926 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
11927 (legitimize_pic_address): Do easy RIP relative way for TLS only for
11929 (output_pic_addr_const): Add PLTOFF.
11930 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
11931 (ix86_expand_move): Legitimize pic address when in PIC mode.
11932 (construct_plt_address): New function.
11933 (ix86_expand_call): Offload the address to register and use GOT
11934 pointer for large model.
11935 * invoke.texi (mcmodel=large): Update documentation.
11937 2007-03-06 Richard Henderson <rth@redhat.com>
11939 * config/i386/i386.c (x86_use_leave, x86_push_memory,
11940 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
11941 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
11942 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
11943 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
11944 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
11945 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
11946 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
11947 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
11948 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
11949 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11950 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
11951 x86_sse_partial_reg_dependency, x86_sse_split_regs,
11952 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
11953 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
11954 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
11955 x86_schedule, x86_use_bt, x86_pad_returns,
11956 x86_use_xchgb): Merge into ...
11957 (ix86_tune_features): ... here. New array.
11958 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
11959 x86_bswap): Merge into ...
11960 (ix86_arch_features): ... here. New array.
11961 (x86_3dnow_a): Remove.
11962 (x86_accumulate_outgoing_args): Make static.
11963 (x86_arch_always_fancy_math_387): Make static.
11964 (ix86_tune_mask, ix86_arch_mask): Move ...
11965 (override_options): ... to local variables here. Apply the
11966 appropriate mask to each element of ix86_arch_features and
11967 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
11968 as were done in the old macros.
11969 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
11970 * config/i386/i386.h (x86_use_leave, x86_push_memory,
11971 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
11972 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
11973 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
11974 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
11975 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
11976 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
11977 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
11978 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
11979 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
11980 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11981 x86_accumulate_outgoing_args, x86_prologue_using_move,
11982 x86_epilogue_using_move, x86_decompose_lea,
11983 x86_arch_always_fancy_math_387, x86_shift1,
11984 x86_sse_partial_reg_dependency, x86_sse_split_regs,
11985 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
11986 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
11987 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
11988 x86_use_incdec, x86_pad_returns, x86_bswap,
11989 x86_partial_flag_reg_stall): Remove.
11990 (enum ix86_tune_indices): New.
11991 (ix86_tune_features): New.
11992 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
11993 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
11994 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
11995 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
11996 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
11997 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
11998 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
11999 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
12000 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
12001 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
12002 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
12003 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
12004 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
12005 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
12006 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
12007 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
12008 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
12009 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
12010 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
12011 TARGET_EXT_80387_CONSTANTS): Use it.
12012 (enum ix86_arch_indices): New.
12013 (ix86_arch_features): New.
12014 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
12015 TARGET_BSWAP): Use it.
12016 (ix86_tune_mask, ix86_arch_mask): Remove.
12018 2007-03-06 Joseph Myers <joseph@codesourcery.com>
12021 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
12022 Define using $${sysroot_headers_suffix}.
12023 * configure: Regenerate.
12024 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
12025 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
12027 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
12028 * gcc.c (print_sysroot_headers_suffix): New.
12029 (option_map): Include --print-sysroot-headers-suffix.
12030 (display_help): Mention -print-sysroot-headers-suffix.
12031 (process_command): Handle -print-sysroot-headers-suffix.
12032 (do_spec_1): Append multilib directory to include-fixed path if
12033 sysroot suffixes in use.
12034 (main): Handle -print-sysroot-headers-suffix.
12035 * Makefile.in (start.encap): Don't depend on xlimits.h
12036 (xlimits.h): Remove.
12037 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
12038 limits.h for each multilib in fixinc_list.
12039 (fixinc_list, s-fixinc_list): New.
12040 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
12041 generate them for each multilib in fixinc_list.
12042 (stmp-fixproto): Use include-fixed. Run fixproto for each
12043 multilib in fixinc_list.
12044 (mostlyclean): Don't remove xlimits.h.
12045 (clean): Remove include-fixed.
12046 (real-install-headers-tar, real-install-headers-cpio,
12047 real-install-headers-cp): Don't copy include, only include-fixed.
12048 (install-mkheaders): Depend on fixinc_list. Don't depend on
12049 xlimits.h. Save limits.h files for each multilib in fixinc_list.
12050 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
12051 SYSTEM_HEADER_DIR setting in mkheaders.conf.
12053 2007-03-06 Jan Hubicka <jh@suse.cz>
12055 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
12058 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12060 * configure.ac: Allow tm_file to contain build-directory files.
12061 * configure: Regenerate.
12062 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
12063 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
12064 * config/m68k/print-sysroot-suffix.sh: New file.
12066 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12068 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
12069 of pic_offset_table_rtx if reload_completed.
12070 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
12071 PIC_OFFSET_TABLE_REGNUM.
12072 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
12074 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
12075 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
12077 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12079 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
12080 functions that call eh_return.
12082 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12084 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
12085 functions that need a constant pool.
12087 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12090 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
12091 (m68k_preferred_reload_class): Likewise.
12092 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
12093 (SECONDARY_RELOAD_CLASS): Define.
12094 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
12095 (LIMIT_RELOAD_CLASS): Delete.
12096 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
12097 registers from storing bytes.
12098 (m68k_secondary_reload_class): New function.
12099 (m68k_preferred_reload_class): Likewise.
12101 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12103 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
12105 (m68k_expand_prologue): Likewise.
12107 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12109 * config/m68k/m68k-protos.h (output_sibcall): Declare.
12110 (mips_expand_epilogue): Add a bool parameter.
12111 (m68k_legitimize_sibcall_address): Declare.
12112 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
12113 (m68k_expand_epilogue): Add a parameter to select between sibling
12114 and normal epilogues. Only generate a return for the latter.
12115 (m68k_ok_for_sibcall_p): New function.
12116 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
12117 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
12118 (sibcall_value, *sibcall_value): Likewise.
12119 (*call, *call_value): Require !SIBLING_CALL_P.
12120 (epilogue): Update call to m68k_expand_epilogue.
12121 (sibcall_epilogue): New pattern.
12122 * config/m68k/predicates.md (const_call_operand): Say that this
12123 predicate applies to sibling calls too.
12124 (sibcall_operand): New predicate.
12126 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12128 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
12129 alternatives as movsi_cf.
12130 (movsf_cf_hard): Add commentary.
12132 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
12133 Richard Sandiford <richard@codesourcery.com>
12135 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
12136 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
12137 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
12138 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
12139 as being live on exit from an interrupt function.
12140 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
12141 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
12142 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
12143 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
12144 (m68k_interrupt_function_p): Globalize.
12145 (m68k_compute_frame_layout): Remove reverse mask code.
12146 (m68k_emit_movem, m68k_set_frame_related): New functions.
12147 (m68k_output_function_prologue): Delete in favor of...
12148 (m68k_expand_prologue): ...this new function.
12149 (m68k_output_function_epilogue): Delete in favor of...
12150 (m68k_expand_epilogue): ...this new function.
12151 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
12153 (print_operand): Handle %?.
12154 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
12155 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
12156 (prologue, epilogue): New patterns.
12157 (return): Turn into a define_expand.
12158 (*return): New pattern, derived from old "return" pattern. Use rte
12159 rather than rts for interrupt functions. Only use rtd if the pop
12161 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
12162 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
12163 (link, *link, unlink, *unlink, load_got): Likewise.
12165 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12169 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
12170 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
12171 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
12172 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
12173 and m68k_matches_u_p.
12174 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
12175 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
12176 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
12177 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
12178 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
12179 (REG_STRICT_P): New macro.
12180 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
12181 PCREL_GENERAL_OPERAND_OK.
12182 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
12183 m68k_legitimate_base_reg_p.
12184 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
12185 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
12186 (PIC_CASE_VECTOR_ADDRESS): Update comment.
12187 * config/m68k/m68k.c (m68k_address): New structure.
12188 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
12189 (m68k_decompose_index, m68k_legitimate_constant_address_p)
12190 (m68k_jump_table_ref_p, m68k_decompose_address)
12191 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
12192 (m68k_matches_u_p): New functions.
12193 (print_operand_address): Rewrite to use m68k_decompose_index.
12195 2007-03-05 David Taylor <dtaylor@emc.com>
12197 * gcc.c: Correct copyright date in --version output.
12199 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12201 * pa.md: In unamed move patterns, disparge copies between general
12202 and floating point registers using '?' modifier. Don't include 'f'
12203 constraint for register preferences in DImode, SImode, HImode and
12204 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
12205 Remove constraints for copies between general and floating registers
12206 in soft-float DFmode pattern.
12207 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
12211 2007-03-05 Mike Stump <mrs@apple.com>
12213 * c-common.c (targetcm): Add.
12214 * c-opts.c (c_common_handle_option): Handle language specific
12216 * opts.c (handle_option): Verify language for target options, if
12218 * opth-gen.awk: Add CL_LANG_ALL.
12219 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
12220 (TARGETCM_INITIALIZER): Add.
12221 * target.h (struct gcc_targetcm): Add.
12223 * targhooks.c (default_handle_c_option): Add.
12224 * targhooks.h (default_handle_c_option): Add.
12225 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
12227 * config/darwin.opt (iframework): Add.
12228 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
12229 * config/darwin-c.c (handle_c_option): Add.
12230 (TARGET_HANDLE_C_OPTION): Add.
12232 * doc/invoke.texi (Darwin Options): Add -iframework.
12234 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12236 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
12239 2007-03-05 Ian Lance Taylor <iant@google.com>
12241 * c.opt (fgnu89-inline): New option.
12242 * c-opts.c (c_common_post_options): Set default value for
12244 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
12245 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
12247 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
12248 (grokdeclarator, start_function): Likewise.
12249 * c-cppbuiltin.c (c_cpp_builtins): Define either
12250 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
12251 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
12252 (C Dialect Options): Document -fgnu89-inline.
12253 * doc/extend.texi (Function Attributes): Explain what the
12254 gnu_inline attribute does.
12255 * doc/cpp.texi (Common Predefined Macros): Document
12256 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
12258 2007-03-05 Ian Lance Taylor <iant@google.com>
12260 PR tree-optimization/31034
12261 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
12262 half-range if the other side is an overflow infinity.
12264 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
12266 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
12267 (bfin*-linux-uclibc*): New configuration.
12268 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
12270 * config/bfin/linux.h: New file.
12271 * config/bfin/libgcc-bfin.ver: New file.
12272 * config/bfin/t-bfin-uclinux: New file.
12273 * config/bfin/t-bfin-linux: New file.
12274 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
12275 (TARGET_OS_CPP_BUILTINS): New macro.
12277 2007-03-05 Richard Guenther <rguenther@suse.de>
12279 * fold-const.c (fold_binary): Remove duplicate folding
12280 of comparison of non-null ADDR_EXPR against null.
12282 2007-03-05 Richard Guenther <rguenther@suse.de>
12283 Dorit Nuzman <dorit@il.ibm.com>
12285 PR tree-optimization/26420
12286 * tree-vectorizer.c (vectorize_loops): Bail out early if there
12287 are no loops in the function. Only print the number of
12288 vectorized loops if it is greater than zero or we are supposed
12289 to print information about unvectorized loops.
12291 2007-03-05 Revital Eres <eres@il.ibm.com>
12293 * gcc.dg/var-expand1.c: New test.
12294 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
12295 when an accumulator is expanded.
12297 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12300 * c-common.c (convert_and_check): Don't give warnings for
12301 conversion if 'expr' already overflowed.
12303 2007-03-04 Roger Sayle <roger@eyesopen.com>
12305 PR middle-end/30744
12306 * fold-const.c (fold_comparison): Enforce type consistency when
12307 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
12309 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
12311 * tree-ssa-address.c (create_mem_ref): Do not put an expression
12312 containing a cast to the base of TARGET_MEM_REF.
12314 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
12316 * tree.c (tree_contains_struct_check_failed): Remove spurious
12317 whitespace from error message.
12319 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
12322 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
12323 instead of precision.
12325 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
12326 Nathan Sidwell <nathan@codesourcery.com>
12328 * emit-rtl.c (find_auto_inc): New.
12329 (try_split): recreate REG_INC notes,
12330 Use regular for loops rather than whiles.
12332 2007-03-03 Andreas Schwab <schwab@suse.de>
12334 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
12335 * configure: Regenerate.
12337 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12339 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
12340 flag_rounding_math, not flag_unsafe_math_optimizations.
12342 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
12344 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
12345 alpha_fold_vector_minmax): Likewise.
12346 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
12347 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
12349 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
12351 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
12352 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
12353 if the lhs has side-effects.
12354 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
12356 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12358 * config/i386/i386.h (TUNEMASK): Remove define.
12359 (ARCHMASK): Remove define.
12360 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
12361 Use ix86_arch_mask variable instead of ARCHMASK.
12362 * config/i386/i386.c (override_options): Ditto.
12363 (standard_80387_constant_p): Ditto.
12365 2007-03-02 Ian Lance Taylor <iant@google.com>
12367 Used signed infinities in VRP.
12368 * tree-vrp.c (uses_overflow_infinity): New static function.
12369 (supports_overflow_infinity): New static function.
12370 (make_overflow_infinity): New static function.
12371 (negative_overflow_infinity): New static function.
12372 (positive_overflow_infinity): New static function.
12373 (is_negative_overflow_infinity): New static function.
12374 (is_positive_overflow_infinity): New static function.
12375 (is_overflow_infinity): New static function.
12376 (overflow_infinity_range_p): New static function.
12377 (compare_values_warnv): New function split out of compare_values.
12378 (compare_value): Call it.
12379 (set_value_range_to_nonnegative): Add overflow_infinity
12380 parameter. Change caller.
12381 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
12383 (vrp_expr_computes_nonzero): Likewise.
12384 (compare_ranges, compare_range_with_value): Likewise.
12385 (compare_name_with_value, compare_names): Likewise.
12386 (vrp_evaluate_conditional): Likewise.
12387 (set_value_range): Handle infinity
12388 (vrp_operand_equal_p, operand_less_p): Likewise.
12389 (extract_range_from_assert): Likewise.
12390 (vrp_int_const_binop): Likewise.
12391 (extract_range_from_binary_expr): Likewise.
12392 (extract_range_from_unary_expr): Likewise.
12393 (extract_range_from_comparison): Likewise.
12394 (extract_range_from_expr): Likewise.
12395 (dump_value_range): Likewise.
12396 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
12397 (test_for_singularity): Likewise.
12398 (vrp_int_const_binop): Remove inline qualifier.
12399 (adjust_range_with_scev): Add comment.
12400 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
12402 2007-03-02 Diego Novillo <dnovillo@redhat.com>
12404 * tree-ssa-structalias.c (could_have_pointers): Tidy.
12405 (get_constraint_for): Likewise.
12406 (do_structure_copy): Likewise.
12407 (find_func_aliases): Fix references to MODIFY_EXPR.
12408 (intra_create_variable_infos): Tidy.
12409 * tree-ssa-operands.c (add_virtual_operand): Add argument
12411 When adding members of alias sets, if IS_CALL_SITE is true and
12412 the symbol is not call-clobbered, skip it.
12413 Adjust all callers.
12415 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
12417 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
12418 entry by means of emit_insn_at_entry.
12420 2007-03-02 Richard Henderson <rth@redhat.com>
12422 * expr.h (promoted_input_arg): Remove decl.
12423 * function.c (promoted_input_arg): Merge into ...
12424 * combine.c (setup_incoming_promotions): ... only caller.
12425 Rearrange to avoid double loop.
12427 2007-03-02 Ben Elliston <bje@au.ibm.com>
12428 Peter Bergner <bergner@vnet.ibm.com>
12429 Janis Johnson <janis187@us.ibm.com>
12431 * config/rs6000/dfp.md: New file.
12432 * config/rs6000/rs6000.md: Include dfp.md.
12433 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
12434 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
12435 and TDmode decimal float modes in FP registers.
12436 (num_insns_constant): Likewise.
12437 (rs6000_legitimate_offset_address_p): Likewise.
12438 (rs6000_legitimize_address): Likewise.
12439 (rs6000_legitimize_reload_address): Likewise.
12440 (rs6000_legitimate_address): Likewise.
12441 (rs6000_emit_move): Likewise.
12442 (function_arg_boundary): Likewise.
12443 (function_arg_advance): Likewise.
12444 (rs6000_darwin64_record_arg_recurse): Likewise.
12445 (function_arg): Likewise.
12446 (rs6000_gimplify_va_arg): Likewise.
12447 (rs6000_split_multireg_move): Likewise.
12448 (rs6000_output_function_epilogue): Likewise.
12449 (rs6000_output_function_epilogue): Likewise.
12450 (rs6000_register_move_cost): Likewise.
12451 (rs6000_function_value): Likewise.
12452 (rs6000_libcall_value): Likewise.
12454 2007-03-02 Richard Sandiford <richard@codesourcery.com>
12456 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
12458 2007-03-02 Richard Sandiford <richard@codesourcery.com>
12460 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
12461 Use $MULTIDIR to choose between the kernel and RTP headers,
12462 and use $WIND_BASE and $WIND_USR to locate them.
12464 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12466 * config/i386/i386.c (override_options): Put initialization of
12467 ix86_tune_mask and ix86_arch_mask to the correct place.
12469 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12470 Michael Meissner <michael.meissner@amd.com>
12473 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
12474 (ARCHMASK): Define.
12475 (TARGET_CMOVE): Use ARCHMASK.
12476 (TARGET_CMPXCHG): Ditto.
12477 (TARGET_CMPXCHG8B): Ditto.
12478 (TARGET_XADD): Ditto.
12479 (TARGET_BSWAP): Ditto.
12480 * config/i386/i386.c (ix86_tune_mask): New global variable.
12481 (ix86_arch_mask): Ditto.
12482 (override_options): Initialize ix86_tune_mask and
12483 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
12486 2007-03-02 Ben Elliston <bje@au.ibm.com>
12489 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
12491 2007-03-02 Joseph Myers <joseph@codesourcery.com>
12493 * target.h (init_dwarf_reg_sizes_extra): New target hook.
12494 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
12495 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
12496 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
12498 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
12499 rs6000_init_dwarf_reg_sizes_extra): New.
12500 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
12501 SPE register high parts.
12503 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
12505 * Makefile.in: Add install-pdf target as
12506 copied from automake v1.10 rules.
12507 * configure.ac: Add install-pdf to target list.
12508 * configure: Regenerate.
12510 2007-03-01 Paul Brook <paul@codesourcery.com>
12512 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
12513 modes to LDRD for DImode.
12514 (output_move_double): Fixup out of range ldrd/strd.
12515 (vfp_secondary_reload_class): Rename...
12516 (coproc_secondary_reload_class): ... to this. Add wb argument.
12517 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
12518 coproc_secondary_reload_class for CLASS_IWMMXT.
12519 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
12520 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
12522 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
12524 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
12525 unroll factor by the estimated number of iterations.
12526 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
12527 than prefetch latency.
12529 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
12530 decode_caches_intel, detect_caches_intel): New functions.
12531 (host_detect_local_cpu): Use detect_caches_amd and
12532 detect_caches_intel.
12534 2007-03-01 Richard Henderson <rth@redhat.com>
12536 * expr.c (emit_move_complex_push): Export.
12537 (emit_move_complex_parts): Split out from ...
12538 (emit_move_complex): ... here.
12539 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
12540 * config/i386/i386.md (movcdi): New.
12542 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
12544 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
12545 size of mode1 to check for tieable modes in MMX case.
12547 2007-03-01 Richard Sandiford <richard@codesourcery.com>
12549 * Makefile.in (rtlanal.o): Depend on tree.h.
12550 * rtl.h (offset_within_section_p, split_const): Declare.
12551 * rtlanal.c: Include tree.h.
12552 (offset_within_block_p): New function, taken from
12553 mips_offset_within_object_p.
12554 (split_const): New function, taken from mips_split_const.
12555 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
12557 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
12558 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
12559 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
12560 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
12561 (m68k_illegitimate_symbolic_constant_p): New function.
12562 * config/m68k/m68k.md (movsi): Remove misleading predicates.
12563 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
12564 symbolic constant that might be outside the symbol's section,
12565 move the symbol first and then add the offset.
12566 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
12568 * config/mips/mips.c (mips_split_const): Delete.
12569 (mips_offset_within_object_p): Delete.
12570 (mips_symbolic_constant_p): Use offset_within_section_p and
12571 split_const instead of mips_offset_within_object_p and
12573 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
12574 (mips_legitimize_const_move, print_operand_reloc)
12575 (mips_dangerous_for_la25_p): Use split_const instead of
12578 2007-02-28 Eric Christopher <echristo@apple.com>
12580 * Makefile.in (install-include-dir): Don't rm -rf include.
12582 2007-02-28 Richard Guenther <rguenther@suse.de>
12584 PR middle-end/30364
12585 * fold-const.c (fold_binary): Do not associate expressions
12586 with more than one variable for integer types that do not wrap.
12588 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
12590 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
12591 Delete, and replace with...
12592 (fold_builtin_call_array): This. Update callers to use it.
12593 * fold-const.c (fold_build_call_list): Delete, and replace with...
12594 (fold_build_call_array): This.
12595 (fold_build_call_list_initializer): Delete, and replace with...
12596 (fold_build_call_array_initializer): This.
12597 * tree.h: Update declarations to reflect above changes.
12599 * c-typeck.c (build_function_call): Store converted arguments
12600 in a stack-allocated array instead of building a list.
12601 (convert_arguments): Store arguments in the array passed in as an
12602 argument, and return the actual number of arguments.
12603 * c-format.c: (check_function_format): Pass arguments in an
12604 array instead of a list.
12605 * c-common.c (check_function_nonnull): Likewise.
12606 (check_function_sentinel): Likewise.
12607 (check_function_arguments): Likewise.
12608 * c-common.h: Update declarations to reflect above changes.
12610 2007-02-28 Jan Hubicka <jh@suse.cz>
12612 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
12613 PRED_NEGATIVE_RETURN): Update outcomes.
12615 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
12617 * calls.c (emit_library_call_value_1): Handle partial registers
12618 correctly when building up CALL_INSN_FUNCTION_USAGE.
12620 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12622 * pa/predicates.md (move_src_operand): Allow zero for mode.
12623 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
12626 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
12629 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
12630 *movv2df_internal): Enable pattern only for valid operand
12632 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
12633 tie only 128bit modes. For MMX registers, tie only 64bit modes.
12635 2007-02-27 Mike Stump <mrs@apple.com>
12637 * config/darwin-crt3.c: Avoid compilation when compiling for a
12640 2007-02-27 Joseph Myers <joseph@codesourcery.com>
12642 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
12644 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
12645 for fixed headers and limits.h.
12646 (install-include-dir, install-headers-tar, install-headers-cpio,
12647 install-headers-cp, real-install-headers-tar,
12648 real-install-headers-cpio, real-install-headers-cp): Handle
12649 include-fixed as well as include.
12650 (install-mkheaders): Don't install files that go only in include
12652 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
12653 from GCC_INCLUDE_DIR.
12654 * gcc.c (process_command): Remove special -BstageN/ handling.
12655 (do_spec_1): Add include-fixed directories.
12657 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12659 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
12661 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
12663 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
12666 2007-02-27 Mark Mitchell <mark@codesourcery.com>
12668 * c-common.c (get_priority): Add check for
12669 SUPPORTS_INIT_PRIORITY.
12671 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12673 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
12675 * config/bfin/bfin.c: Include "cfglayout.h".
12676 (MAX_LSETUP_DISTANCE): New macro.
12677 (struct loop_info): New members incoming, incoming_src and
12678 incoming_dest. Delete member predecessor.
12679 (length_for_loop): New function.
12680 (bfin_optimize_loop): Handle more different loop structures.
12681 (bfin_discover_loop): Rework detection of predecessor blocks by
12682 examining incoming edges.
12683 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
12685 (bfin_reorder_loops): New function.
12686 (bfin_reorg_loops): Use these three new functions.
12688 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
12689 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
12690 (CONSTRAINT_LEN): Add entry for 'q'.
12691 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
12692 Add 'q' constraints.
12693 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
12694 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
12696 * config/bfin/bfin.md (add_with_carry): New pattern.
12697 (s_or_u, su_optab, su_modifier): New code macros/attrs.
12698 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
12699 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
12700 support unsigned multiplies too. Removed incorrect commutativity from
12701 operand 1 constraint where appropriate.
12702 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
12704 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
12705 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
12707 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
12708 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
12709 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
12710 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
12711 usmulhisi_hh_huh): New patterns.
12713 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
12714 lshifthi3): Fix output template to use half reg for operand 2.
12716 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
12719 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
12721 2007-02-27 Andreas Schwab <schwab@suse.de>
12723 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
12725 2007-02-27 Jan Hubicka <jh@suse.cz>
12727 * predict.c (last_basic_block_p): Remove.
12728 (tree_estimate_probability): Update return heuristic for commonized
12731 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
12733 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
12735 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
12737 * doc/include/gcc-common.texi (versionsubtitle): New macro.
12738 * doc/cpp.texi: Standardize title page.
12739 * doc/cppinternals.texi: Likewise.
12740 * doc/gcc.texi: Standardize title page, remove version number
12741 from copyright page.
12742 * doc/gccint.texi: Likewise.
12743 * doc/install.texi: Standardize title page, add table of
12746 2007-02-26 Jan Hubicka <jh@suse.cz>
12748 * predict.def: Set outcomes according to more recent results.
12749 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
12750 Remove dead predictors.
12751 * predict.c (return_prediction): Fix pasto.
12753 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12755 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
12756 change; avoid a memory leak when returning early.
12758 2007-02-26 Mark Mitchell <mark@codesourcery.com>
12760 * c-decl.c (static_ctors): Move to c-common.c.
12761 (static_dtors): Likewise.
12762 (finish_function): Use c_record_cdtor_fn.
12763 (build_cdtor): Move to c-common.c.
12764 (c_write_global_declarations): Use c_build_cdtor_fns.
12765 * c-common.h (static_ctors): Declare.
12766 (static_dtors): Likewise.
12767 (c_record_cdtor_fn): Likewise.
12768 (c_build_cdtor_fns): Likewise.
12769 * c-common.c (static_ctors): New variable.
12770 (static_dtors): Likewise.
12771 (c_record_cdtor_fn): New function.
12772 (build_cdtor): Move from c-decl.c
12773 (c_build_cdtor_fns): New function.
12775 * output.h (assemble_addr_to_section): Declare.
12776 (get_cdtor_priority_section): Likewise.
12777 * varasm.c (assemble_addr_to_section): New function.
12778 (get_cdtor_priority_section): Likewise.
12779 (default_named_section_asm_out_destructor): Use them.
12780 (destor_dtor_section_asm_out_destructor): Likewise.
12781 (default_named_section_asm_out_constructor): Likewise.
12782 (default_ctor_section_asm_out_constructor): Likewise.
12783 * config.gcc (*-*-vxworks*): Include vxworks.o.
12784 * config/t-vxworks (vxworks.o): New target.
12785 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
12786 (TARGET_ASM_CONSTRUCTOR): Define.
12787 (TARGET_ASM_DESTRUCTOR): Likewise.
12788 (vxworks_asm_out_constructor): Declare.
12789 (vxworks_asm_out_destructor): Likewise.
12791 * c-common.c (get_priority): Check that we have not just an
12792 INTEGER_CST, but an integer constant with integeral type.
12794 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
12796 PR tree-optimization/30938
12797 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
12798 use &dt[nargs-1] instead of &dt[nargs] in the call to
12799 vect_is_simple_use().
12801 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
12803 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
12804 from register elimination as PRE_MODIFY / POST_MODIFY increments.
12805 Do not attempt to handle MEM inside auto-inc expressions.
12806 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
12807 of a register modified by an auto-inc expression. However, do handle
12808 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
12809 (elimination_effects): Prohibit elimination of a register modified
12810 by an auto-inc expression. Disable register elimination rules whose
12811 target register is modified by an auto-inc expression with variable
12814 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
12816 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
12818 (array_at_struct_end_p): New function.
12819 (idx_infer_loop_bounds): Use it.
12820 (estimate_numbers_of_iterations_loop): Export.
12821 * predict.c (predict_loops): Use estimated_loop_iterations_int.
12822 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
12823 (tree_estimate_probability): Call record_loop_exits.
12824 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
12825 (estimated_loop_iterations, estimated_loop_iterations_int,
12826 estimated_loop_iterations_tree): New functions.
12827 (analyze_siv_subscript_cst_affine,
12828 compute_overlap_steps_for_affine_1_2,
12829 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
12830 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
12831 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
12832 (PRED_LOOP_ITERATIONS_GUESSED): New.
12833 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
12834 * cfgloop.h (estimate_numbers_of_iterations_loop,
12835 estimated_loop_iterations_int): Declare.
12837 2007-02-25 Mark Mitchell <mark@codesourcery.com>
12839 * doc/extend.texi: Document optional priority argument to
12840 constructors and destructors.
12841 * tree.c (init_priority_for_decl): Adjust GTY markers.
12842 (init_ttree): Use priority-info hash functions for
12843 init_priority_for_decl.
12844 (tree_map_eq): Rename to ...
12845 (tree_map_base_eq): ... this.
12846 (tree_map_marked_p): Rename to ...
12847 (tree_map_base_marked_p): ... this.
12848 (tree_map_base_hash): New function.
12849 (decl_init_priority_lookup): Rework.
12850 (decl_fini_priority_lookup): New function.
12851 (decl_priority_info): New function.
12852 (decl_init_priority_insert): Use it.
12853 (decl_fini_priority_insert): Likewise.
12854 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
12856 (decl_restrict_base_insert): Likewise.
12857 (decl_debug_expr_insert): Likewise.
12858 (decl_value_expr_lookup): Likewise.
12859 (decl_value_expr_insert): Likewise.
12860 * tree.h (priority_type): New type.
12861 (decl_init_priority_lookup): Use priority_type.
12862 (decl_fini_priority_lookup): New function.
12863 (decl_init_priority_insert): Use priority_type.
12864 (decl_fini_priority_insert): New function.
12865 (DECL_HAS_INIT_PRIORITY): Tweak comments.
12866 (DECL_INIT_PRIORITY): Likewise.
12867 (SET_DECL_INIT_PRIORITY): Add comment.
12868 (DECL_FINI_PRIORITY): New macro.
12869 (SET_DECL_FINI_PRIORITY): Likewise.
12870 (DEFAULT_INIT_PRIORITY): Document.
12871 (MAX_INIT_PRIORITY): Likewise.
12872 (MAX_RESERVED_INIT_PRIORITY): Likewise.
12873 (tree_map_base): New type.
12874 (tree_map_base_eq): New function.
12875 (tree_map_base_hash): Likewise.
12876 (tree_map_base_marked_p): Likewise.
12877 (tree_map): Inherit from tree_map_base.
12878 (tree_map_eq): Make it a macro.
12879 (tree_map_marked_p): Likewise.
12880 (tree_int_map): Inherit from tree_map_base.
12881 (tree_int_map_eq): Make it a macro.
12882 (tree_int_map_hash): Likewise.
12883 (tree_int_map_marked_p): Likewise.
12884 (tree_priority_map): New type.
12885 (tree_priority_map_eq): New macro.
12886 (tree_priority_map_hash): Likewise.
12887 (tree_priority_map_marked_p): Likewise.
12888 * varasm.c (emults_decl): Adjust for refactoring of tree_map
12890 (emutls_common_1): Likewise.
12891 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
12892 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
12893 of tree_map hierarchy.
12894 * tree-cfg.c (move_stmt_r): Likewise.
12895 (new_label_mapper): Likewise.
12896 * c-tree.h (c_expand_body): Move to ...
12897 * c-common.h (c_expand_body): ... here.
12898 * c-decl.c (c_expand_body): Move to ...
12899 * c-common.c (c_expand_body): ... here.
12900 (c_common_attribute_table): Allow 1 argument for the constructor
12901 and destructor attributes.
12902 (get_priority): New function.
12903 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
12904 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
12906 2007-02-24 Jan Hubicka <jh@suse.cz>
12908 PR middle-end/30509
12909 * tree-inline.c (copy_bb): Produce exact copy of EH info when
12910 copying for inlining.
12912 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12913 Jan Hubicka <jh@suse.cz>
12916 * i386.c (counter_mode): New function.
12917 (expand_set_or_movmem_via_loop): Use it.
12918 (expand_movmem_epilogue): Likewise; fix pasto.
12919 (ix86_expand_movmem): Do emit guard even for constant counts.
12920 (ix86_expand_setmem): Likewise.
12922 2007-02-25 Nick Clifton <nickc@redhat.com>
12924 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
12925 (JUMP_TABLES_IN_TEXT_SECTION): Define.
12927 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12930 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
12931 count argument with 0x10, not with 0x16.
12932 (expand_setmem_epilogue): Ditto.
12934 2007-02-24 Mike Stump <mrs@apple.com>
12936 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
12939 2007-02-24 Richard Guenther <rguenther@suse.de>
12941 PR middle-end/30951
12942 * fold-const.c (fold_binary): Fold x +- CST op x for
12943 EQ_EXPR and NE_EXPR.
12945 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12947 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
12949 2007-02-24 Jan Hubicka <jh@suse.cz>
12951 * cgraphunit.c (decide_is_function_needed): Honor
12952 -fkeep-inline-functions.
12954 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12956 * builtins.c (fold_builtin_modf): New.
12957 (fold_builtin_2): Use it.
12959 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
12961 * loop-iv.c (implies_p): Detect additional cases where A implies B.
12962 (determine_max_iter): Take additional LOOP arg; all callers changed.
12963 Lose broken logic dealing with PLUS. Try to limit the upper bound by
12964 one using simplifications.
12965 (simplify_using_initial_values): Return if the expression becomes
12966 invalid due to altered regs.
12968 2007-02-23 DJ Delorie <dj@redhat.com>
12970 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
12972 2007-02-23 Mike Stump <mrs@apple.com>
12974 * tlink.c (scan_linker_output): Parse linker messages from
12975 darwin9's linker better.
12977 2007-02-23 Steve Ellcey <sje@cup.hp.com>
12980 * varpool.c (varpool_assemble_pending_decls): Set
12981 varpool_last_needed_node to null.
12983 2007-02-23 DJ Delorie <dj@redhat.com>
12985 * config/i386/i386.c (ix86_data_alignment): Don't specify an
12986 alignment bigger than the object file can handle.
12988 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
12991 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
12992 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
12993 (*movsf_1): Penalize MMX moves.
12995 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
12997 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
12998 2^32-1 or more times unless flag_unsafe_loop_optimizations.
13000 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
13002 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13004 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
13005 (fold_builtin_1): Use them.
13006 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
13007 BUILT_IN_SIGNIFICAND.
13009 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
13011 * config/i386/i386.c (bdesc_1arg): Initialize
13012 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
13013 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
13014 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
13015 and IX86_BUILTIN_MOVSLDUP.
13017 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
13019 PR rtl-optimization/30841
13020 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
13022 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13024 * builtins.c (fold_builtin_frexp): New.
13025 (fold_builtin_2): Use it.
13027 2007-02-22 Mark Mitchell <mark@codesourcery.com>
13029 * doc/invoke.texi (Spec Files): Document getenv spec function.
13031 * gcc.c (getenv_spec_function): New function.
13032 (static_spec_functions): Add it.
13033 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
13034 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
13037 2007-02-22 Michael Matz <matz@suse.de
13040 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
13041 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
13043 2007-02-22 Ian Lance Taylor <iant@google.com>
13046 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
13047 (mem_loc_descriptor): Call it.
13049 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
13050 Ira Rosen <irar@il.ibm.com>
13052 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
13054 2007-02-22 Ira Rosen <irar@il.ibm.com>
13056 PR tree-optimization/30843
13057 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
13058 stores only after all the group is vectorized.
13060 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
13062 PR tree-optimization/30858
13063 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
13064 in the reduction cycle have a single use in the loop.
13065 * tree-vectorizer.h (relevant): Add documentation.
13067 2007-02-20 Mike Stump <mrs@apple.com>
13069 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
13070 * configure: Regenerate.
13072 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
13074 Change the defaults of some parameters and options.
13075 * config/spu/spu-protos.h (spu_optimization_options): Declare.
13076 * config/spu/spu.c (spu_optimization_options): Add.
13077 (spu_override_options): Change params in spu_optimization_options.
13078 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
13080 Register 127 is only 16 byte aligned when used as a frame pointer.
13081 * config/spu/spu-protos.h (spu_init_expanders): Declare.
13082 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
13083 HARD_FRAME_POINTER_REGNUM.
13084 (spu_legitimate_address): Use regno_aligned_for_reload.
13085 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
13086 aligned when frame_pointer_needed is true.
13087 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
13089 * config/spu/spu.h (INIT_EXPANDERS): Define.
13091 Make sure shift and rotate instructions have valid immediate operands.
13092 * config/spu/predicates.md (spu_shift_operand): Remove.
13093 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
13094 * config/spu/constraints.md (W, O): Extend range.
13095 * config/spu/spu.md (umask, nmask): Define.
13096 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
13097 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
13098 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
13099 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
13100 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
13101 (lshr<mode>3_reg): Fix rtl description.
13103 Make sure mulhisi immediate operands are valid.
13104 * config/spu/predicates.md (imm_K_operand): Add.
13105 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
13107 Generate constants using fsmbi and andi.
13108 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
13109 (print_operand, spu_split_immediate, classify_immediate,
13110 fsmbi_const_p): Handle IC_FSMBI2.
13112 Correctly handle a CONST_VECTOR containing symbols.
13113 * config/spu/spu.c (print_operand): Handle HIGH correctly.
13114 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
13115 (immediate_load_p): Allow symbols that use 2 instructions to create.
13116 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
13117 with symbols when flag_pic is set.
13118 (const_vector_immediate_p): New.
13119 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
13120 accept a CONST_VECTOR with symbols.
13121 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
13122 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
13124 * config/spu/spu.md (high, low): Delete.
13125 (low_<mode>): Define.
13127 Remove INTRmode and INTR_REGNUM, which didn't work.
13128 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
13130 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
13131 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
13132 peephole2 pattern): Don't use INTR or 131.
13133 (movintrcc): Delete.
13134 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
13135 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
13136 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
13137 (UNSPEC_SET_INTR): Add.
13138 * config/spu/spu-modes.def (INTR): Remove.
13140 More accurate warnings about run-time relocations.
13141 * config/spu/spu.c (reloc_diagnostic): Test in_section.
13143 Correctly warn about immediate arguments to specific intrinsics.
13144 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
13145 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
13146 the instruction predicate.
13148 Fix tree check errors with latest update.
13149 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
13151 (spu_expand_builtin): Use CALL_EXPR_FN.
13153 Add missing specific intrinsics.
13154 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
13156 * config/spu/spu_internals.h: Ditto.
13158 Fix incorrect operand modifiers.
13159 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
13160 * config/spu/spu.md (xor<mode>3): Change %S to %J.
13162 Optimize one case of zero_extend of a vec_select.
13163 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
13165 Accept any immediate for hbr.
13166 * config/spu/spu.md (hbr): Change s constraints to i.
13168 2007-02-21 Paul Brook <paul@codesourcery.com>
13170 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
13171 condexec_count when skipping USE and CLOBBER.
13173 2007-02-21 Nick Clifton <nickc@redhat.com>
13175 * common.opt (Warray-bounds): Add Warning attribute.
13176 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
13178 (fsized-zeroes): Add Optimization attribute.
13179 (fsplit-wide-types, ftree-scev-cprop): Likewise.
13180 * c.opt (Wc++0x-compat): Add Warning attribute.
13182 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
13184 PR middle-end/30761
13185 * reload1.c (eliminate_regs_in_insn): In the single_set special
13186 case, attempt to re-recognize the insn before falling back to
13187 having reload fix it up.
13189 2007-02-20 Eric Christopher <echristo@gmail.com>
13191 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
13192 Rewrite accordingly.
13193 (frv_read_iacc_argument): Ditto.
13194 (frv_expand_set_builtin): Take a call instead of arglist, update for
13196 (frv_expand_unop_builtin): Ditto.
13197 (frv_expand_binop_builtin): Ditto.
13198 (frv_expand_cut_builtin): Ditto.
13199 (frv_expand_binopimm_builtin): Ditto.
13200 (frv_expand_voidbinop_builtin): Ditto.
13201 (frv_expand_int_void2arg): Ditto.
13202 (frv_expand_prefetches): Ditto.
13203 (frv_expand_voidtriop_builtin): Ditto.
13204 (frv_expand_voidaccop_builtin): Ditto.
13205 (frv_expand_load_builtin): Ditto.
13206 (frv_expand_store_builtin): Ditto.
13207 (frv_expand_mdpackh_builtin): Ditto.
13208 (frv_expand_mclracc_builtin): Ditto.
13209 (frv_expand_mrdacc_builtin): Ditto.
13210 (frv_expand_mwtacc_builtin): Ditto.
13211 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
13214 2007-02-20 Janis Johnson <janis187@us.ibm.com>
13216 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
13217 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
13219 (HAVE_GAS_DFP): Check for assembler support of decimal floating
13220 point instructions.
13221 * configure: Regenerate.
13222 * config.in: Regenerate.
13223 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
13224 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
13225 masks to power6 and power6x and to POWERPC_MASKS.
13226 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
13228 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
13229 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
13230 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
13231 Access PROTOTYPE as variable, not mask.
13233 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
13235 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
13236 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
13237 * combine.c (adjust_for_new_dest): Use it.
13238 * postreload.c (reload_combine): Likewise.
13240 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
13242 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
13243 notes on an insn with multiple sets, even if single_set returns
13244 non-NULL for that insn.
13246 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13248 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
13249 scalbn and scalbln.
13251 2007-02-20 Geoffrey Keating <geoffk@apple.com>
13253 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
13254 if user didn't pass it.
13255 * config/i386/darwin.h (CC1_SPEC): Likewise.
13256 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
13257 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
13258 -mmacosx-version-min.
13260 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13261 Uros Bizjak <ubizjak@gmail.com>
13263 * optabs.h (enum optab_index): Add new OTI_scalb.
13264 (scalb_optab): Define corresponding macro.
13265 * optabs.c (init_optabs): Initialize scalb_optab.
13266 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
13268 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
13269 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
13270 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
13271 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
13272 flag_unsafe_math_optimizations is set.
13274 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
13275 to implement scalbf, scalb and scalbl built-ins as inline x87
13278 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13279 DJ Delorie <dj@redhat.com>
13282 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
13283 (diagnostic_report_diagnostic): ... here, and turn them into real
13284 errors. If warnings are inhibited, no need to do anything.
13286 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
13288 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
13289 better code generation.
13291 2007-02-20 Ben Elliston <bje@au.ibm.com>
13293 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
13295 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
13297 * config/alpha/alpha.c, config/alpha/alpha.md,
13298 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
13299 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
13300 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
13301 config/arm/lib1funcs.asm: Follow spelling conventions.
13303 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
13304 config/fr30/fr30.md, config/i386/i386.h,
13305 config/iq2000/iq2000.h, config/iq2000/predicates.md,
13306 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
13307 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
13308 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
13309 config/rs6000/altivec.md, config/rs6000/rs6000.c,
13310 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
13311 config/sparc/sparc.c, config/sparc/sparc.h,
13312 config/sparc/sparc.md, config/spu/constraints.md,
13313 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
13316 2007-02-20 Alan Modra <amodra@bigpond.net.au>
13319 * varasm.c (use_blocks_for_decl_p): Return false for decls with
13322 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
13324 * doc/invoke.texi (-ftree-lrs): Remove.
13326 2007-02-19 Diego Novillo <dnovillo@redhat.com>
13328 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
13331 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
13333 * config/ia64/ia64.c (ia64_expand_builtin): Use the
13334 new CALL_EXPR_FN macro for retrieving the function
13335 declaration of the input expression.
13337 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13339 * c.opt (Waddress): New.
13340 * common.opt (Walways-true): Delete.
13341 (Wstring-literal-comparison): Delete.
13342 * doc/invoke.texi (Warning Options): Delete -Walways-true and
13343 -Wstring-literal-comparison. Add -Waddress.
13345 (Walways-true): Delete.
13346 (Wstring-literal-comparison): Delete.
13347 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
13348 consistently instead of -Walways-true in example.
13349 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
13350 * c-typeck.c (parser_build_binary_op): Replace
13351 -Wstring-literal-comparison and -Walways-true with -Waddress.
13352 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
13355 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
13357 * tree-cfg.c (dump_function_to_file): Be prepared for functions
13358 without DECL_STRUCT_FUNCTION initialized.
13360 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
13362 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
13363 due to calls to functions taking pointers as parameters.
13365 2007-02-19 Richard Henderson <rth@redhat.com>
13368 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
13371 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
13373 * config/s390/s390.c (s390_call_saved_register_used,
13374 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
13375 accessed to the new scheme.
13377 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
13379 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
13380 (cris_print_index, cris_print_operand, cris_print_operand_address)
13381 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
13382 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
13383 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
13384 GET_CODE () == xxx.
13385 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
13386 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
13387 GO_IF_LEGITIMATE_ADDRESS): Ditto.
13388 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
13389 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
13390 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
13391 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
13392 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
13393 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
13394 (uminsi3, call, call_value): Ditto.
13395 (define_split: indir_to_reg_split, unnamed): Ditto.
13397 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
13399 PR tree-optimization/30975
13400 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
13403 2007-02-18 Eric Christopher <echristo@gmail.com>
13405 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
13406 Remove use of arglist.
13407 (mips_expand_builtin): Remove use of arglist, pass in expr.
13408 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
13409 (mips_expand_builtin_movtf): Ditto.
13410 (mips_expand_builtin_compare): Ditto.
13412 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
13414 * tree-sra.c (sra_build_assignment): Replace assertion
13415 checking with a comment explaining why it can't be done.
13417 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
13419 PR middle-end/30833
13420 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
13421 during CALL_EXPR representation conversion.
13422 * tree-ssa-propagate.c (set_rhs): Likewise.
13424 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
13426 * tree-sra.c (sra_build_assignment): Disable assertion checking
13429 2007-02-18 Roger Sayle <roger@eyesopen.com>
13431 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
13432 instead of calling build2 with a GIMPLE_MODIFY_STMT.
13433 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
13435 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
13436 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
13437 gimplify_init_ctor_eval_range, gimple_push_cleanup,
13438 gimplify_omp_for, gimplify_omp_atomic_pipeline,
13439 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
13440 force_gimple_operand): Likewise.
13441 * ipa-cp.c (constant_val_insert): Likewise.
13442 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
13443 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
13444 perfect_nestify): Likewise.
13445 * langhooks.c (lhd_omp_assignment): Likewise.
13446 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
13447 lower_copyprivate_clauses, lower_send_clauses,
13448 lower_send_shared_vars, expand_parallel_call,
13449 expand_omp_for_generic, expand_omp_for_static_nochunk,
13450 expand_omp_for_static_chunk, expand_omp_sections,
13451 lower_omp_single_copy, lower_omp_for_lastprivate,
13452 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
13453 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
13454 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
13457 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
13459 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
13460 config/sh/sh.md: Follow spelling conventions.
13462 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
13463 config/frv/predicates.md: Follow spelling conventions.
13465 * config/m68k/linux-unwind.h: Fix a comment typo.
13466 * target.h: Follow spelling conventions.
13468 2007-02-18 Roger Sayle <roger@eyesopen.com>
13470 PR rtl-optimization/28173
13471 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
13472 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
13473 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
13474 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
13475 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
13477 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13479 * builtins.c (fold_builtin_load_exponent): New.
13480 (fold_builtin_2): Use it.
13482 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
13484 PR rtl-optimization/30773
13485 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
13486 if we fail to attach a REG_EQUIV note.
13488 2007-02-18 David Edelsohn <edelsohn@gnu.org>
13489 Roger Sayle <roger@eyesopen.com>
13491 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
13493 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
13495 * calls.c (initialize_argument_information): Pass original EXP
13496 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
13497 code to split complex arguments here, as part of initializing the
13499 (expand_call): Remove code that builds a list of arguments and
13500 inserts implicit arguments into it. Instead, just count how many
13501 implicit arguments there will be so we can determine the size of
13502 the ARGS array, and let initialize_argument_information do the work.
13503 (split_complex_values): Delete unused function.
13505 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
13507 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
13509 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
13511 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
13512 for arg pointer based indexed addressing.
13514 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
13516 * config/ia64/ia64.h, config/ia64/ia64.md,
13517 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
13518 spelling conventions.
13520 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13522 * config/m68k/m68k.c (split_di): New.
13523 * config/m68k/m68k-protos.h: Declare split_di.
13524 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
13525 Improve predicate handling and split constant shifts.
13527 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13529 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
13530 parameter for register bitfield operations, general predicates
13533 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13535 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
13536 * config/m68k/linux-unwind.h: New file.
13538 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
13540 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
13541 config/i386/athlon.md, config/ia64/ia64.md,
13542 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
13543 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
13544 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
13545 tree-ssa-loop-niter.c, tree-vect-analyze.c,
13546 tree-vect-transform.c: Fix comment typos.
13548 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
13550 * sched-deps.c (find_insn_list): Remove.
13551 * sched-int.h: Remove the prototype for find_insn_list.
13553 2007-02-16 Geoffrey Keating <geoffk@apple.com>
13555 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
13557 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
13558 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
13559 darwin_rs6000_override_options.
13560 (C_COMMON_OVERRIDE_OPTIONS): Expect
13561 darwin_macosx_version_min to be non-NULL always.
13562 (TARGET_C99_FUNCTIONS): Likewise.
13563 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
13564 (DARWIN_MINVERSION_SPEC): New.
13565 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
13566 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
13568 (DARWIN_MINVERSION_SPEC): New.
13569 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
13571 * config/darwin-c.c (darwin_cpp_builtins): Expect
13572 darwin_macosx_version_min to be non-NULL always.
13574 * config/rs6000/rs6000.c: Clean up trailing whitespace.
13576 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
13578 * config/i386/i386.h (x86_use_xchgb): New.
13579 (TARGET_USE_XCHGB): New macro.
13580 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
13581 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
13582 Split after reload into bswaphi for shifts of 8.
13583 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
13584 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
13585 or when optimizing for size.
13587 2007-02-16 Richard Guenther <rguenther@suse.de>
13588 Christian Bruel <christian.bruel@st.com>
13590 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
13591 DECLs but prefer SSA_NAMEs over DECLs.
13593 2007-02-16 Richard Guenther <rguenther@suse.de>
13595 * tree-flow-inline.h (single_imm_use_p): Remove.
13596 (zero_imm_uses_p): Likewise.
13597 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
13598 instead of single_imm_use_p.
13599 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
13602 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13605 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
13606 nested double- and backquotes.
13608 2007-02-15 Roger Sayle <roger@eyesopen.com>
13610 PR middle-end/30391
13611 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
13612 should be unreachable.
13613 (build2_stat): Allow construction of MODIFY_EXPR at any time.
13614 For the time being redirect GIMPLE_MODIFY_STMT to the new
13615 (renamed) build_gimple_modify_stmt_stat.
13616 (build2_gimple_stat): Rename to...
13617 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
13618 Always build a GIMPLE_MODIFY_STMT node.
13619 * tree.h (build2_gimple, build2_gimple_stat): Delete.
13620 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
13623 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
13624 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
13625 * tree-complex.c (set_component_ssa_name, expand_complex_move,
13626 expand_complex_div_wide): Likewise.
13627 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
13628 * tree-ssa-loop-im.c (schedule_sm): Likewise.
13629 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
13630 * tree-ssa-loop-manip.c (create_iv): Likewise.
13631 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
13632 abs_replacement): Likewise.
13633 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
13634 realify_fake_stores): Likewise.
13636 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
13637 node rather than a GIMPLE_MODIFY_STMT node.
13638 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
13639 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
13641 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
13642 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
13643 GIMPLE_MODIFY_STMT.
13645 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13647 PR middle-end/30433
13648 * fold-const.c (fold_comparison): Add back the
13649 folding of constant complex comparisions.
13651 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13653 PR middle-end/30729
13654 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
13655 effects unknown to this function, return early.
13657 2007-02-15 Ian Lance Taylor <iant@google.com>
13659 * lower-subreg.c (move_eh_region_note): New static function.
13660 (resolve_simple_move): Call it.
13661 (decompose_multiword_subregs): Track blocks for which we resolve a
13662 simple move which is also a control flow insn. Pass them to
13663 find_many_sub_basic_blocks.
13664 (pass_lower_subreg): Add TODO_verify_flow.
13665 (pass_lower_subreg2): Likewise.
13667 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13668 Brooks Moses <brooks.moses@codesourcery.com>
13669 Lee Millward <lee.millward@codesourcery.com>
13671 * tree.h (enum tree_code_class): Add tcc_vl_exp.
13672 (VL_EXP_CLASS_P): New.
13673 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
13675 (TREE_OPERAND_CHECK_CODE): Likewise.
13676 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
13677 (TREE_RTL_OPERAND_CHECK): Likewise.
13678 (tree_operand_check_failed): Make second parameter the whole tree
13679 instead of its code. Fixed callers.
13680 (VL_EXP_CHECK): New.
13681 (TREE_OPERAND_LENGTH): New.
13682 (VL_EXP_OPERAND_LENGTH): New.
13683 (CALL_EXPR_FN): New.
13684 (CALL_EXPR_STATIC_CHAIN): New.
13685 (CALL_EXPR_ARGS): New.
13686 (CALL_EXPR_ARG): New.
13687 (call_expr_nargs): New.
13688 (CALL_EXPR_ARGP): New.
13689 (build_nt_call_list): Declare.
13690 (build_vl_exp_stat): Declare.
13691 (build_vl_exp): New.
13692 (build_call_list): Declare.
13693 (build_call_nary): Declare.
13694 (build_call_valist): Declare.
13695 (build_call_array): Declare.
13696 (call_expr_arg): Declare.
13697 (call_expr_argp): Declare.
13698 (call_expr_arglist): Declare.
13699 (fold_build_call_list): Declare.
13700 (fold_build_call_list_initializer): Declare.
13701 (fold_call_expr): Declare to replace fold_builtin.
13702 (fold_builtin_fputs): Update to agree with modified definition.
13703 (fold_builtin_strcpy): Likewise.
13704 (fold_builtin_strncpy): Likewise.
13705 (fold_builtin_memory_chk): Likewise.
13706 (fold_builtin_stxcpy_chk): Likewise.
13707 (fold_builtin_strncpy_chk): Likewise.
13708 (fold_builtin_next_arg): Likewise.
13709 (fold_build_call_expr): Declare.
13710 (fold_builtin_call_list): Declare.
13711 (fold_builtin_call_valist): Declare.
13712 (build_call_expr): Declare.
13713 (validate_arglist): Update to agree with modified definition.
13714 (tree_operand_length): New.
13715 (call_expr_arg_iterator): New.
13716 (init_call_expr_arg_iterator): New.
13717 (next_call_expr_arg): New.
13718 (first_call_expr_arg): New.
13719 (more_call_expr_args_p): New.
13720 (FOR_EACH_CALL_EXPR_ARG): New.
13722 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
13723 and tcc_gimple_stmt.
13724 (tree_code_size): Update documentation. Use sizeof (tree) rather
13725 than sizeof (char *).
13726 (tree_size): Likewise. Add case for tcc_vl_exp.
13727 (tree_node_structure): Add case for tcc_vl_exp.
13728 (contains_placeholder_p): Likewise.
13729 (substitute_in_expr): Likewise.
13730 (substitute_placeholder_in_expr): Likewise.
13731 (stabilize_reference_1): Likewise.
13732 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
13733 to diagnose breakage of this interface for constructing CALL_EXPRs.
13734 (build_nt): Add similar assertion here.
13735 (build_nt_call_list): New.
13736 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
13737 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
13739 (get_callee_fndecl): Use new CALL_EXPR accessors.
13740 (tree_operand_check_failed): Change parameters to pass entire node
13741 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
13742 (process_call_operands): New.
13743 (build_vl_exp_stat): New.
13744 (build_call_list): New.
13745 (build_call_nary): New.
13746 (build_call_valist): New.
13747 (build_call_array): New.
13748 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13749 (call_expr_arglist): New.
13751 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
13752 tcc_vl_exp instead of a fixed-size tcc_expression.
13754 * doc/c-tree.texi (CALL_EXPR): Document new representation and
13755 accessors for CALL_EXPRs.
13756 (AGGR_INIT_EXPR): Likewise.
13758 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13759 Brooks Moses <brooks.moses@codesourcery.com>
13760 Lee Millward <lee.millward@codesourcery.com>
13762 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
13763 (expand_builtin_nonlocal_goto): Change parameter to be entire
13764 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
13765 (expand_builtin_prefetch): Likewise.
13766 (expand_builtin_classify_type): Likewise.
13767 (mathfn_built_in): Return NULL_TREE instead of 0.
13768 (expand_errno_check): Use new CALL_EXPR accessors.
13769 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
13770 Return NULL_RTX instead of 0.
13771 (expand_builtin_mathfn_2): Likewise.
13772 (expand_builtin_mathfn_3): Likewise.
13773 (expand_builtin_interclass_mathfn): Likewise.
13774 (expand_builtin_sincos): Likewise.
13775 (expand_builtin_cexpi): Likewise.
13776 (expand_builtin_int_roundingfn): Likewise.
13777 (expand_builtin_int_roundingfn_2): Likewise.
13778 (expand_builtin_pow): Likewise.
13779 (expand_builtin_powi): Likewise.
13780 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
13781 of arglist, fixing callers appropriately. Use new CALL_EXPR
13782 accessors and constructors. Return NULL_RTX instead of 0.
13783 (expand_builtin_strstr): Likewise.
13784 (expand_builtin_strchr): Likewise.
13785 (expand_builtin_strrchr): Likewise.
13786 (expand_builtin_strpbrk): Likewise.
13787 (expand_builtin_memcpy): Likewise.
13788 (expand_builtin_mempcpy): Likewise.
13789 (expand_builtin_mempcpy_args): New.
13790 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
13791 (expand_builtin_memmove_args): New.
13792 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
13793 (expand_movstr): Likewise.
13794 (expand_builtin_strcpy): Likewise.
13795 (expand_builtin_strcpy_args): New.
13796 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
13797 (expand_builtin_strncpy): Likewise.
13798 (expand_builtin_memset): Likewise.
13799 (expand_builtin_memset_args): New.
13800 (expand_builtin_bzero): Similarly to expand_builtin_memset.
13801 (expand_builtin_memcmp): Likewise.
13802 (expand_builtin_strcmp): Likewise.
13803 (expand_builtin_strncmp): Likewise.
13804 (expand_builtin_strcat): Likewise.
13805 (expand_builtin_strncat): Likewise.
13806 (expand_builtin_strspn): Likewise.
13807 (expand_builtin_strcspn): Likewise.
13808 (expand_builtin_args_info): Likewise.
13809 (expand_builtin_va_start): Likewise.
13810 (gimplify_va_arg_expr): Likewise.
13811 (expand_builtin_va_end): Likewise.
13812 (expand_builtin_va_copy): Likewise.
13813 (expand_builtin_frame_address): Likewise.
13814 (expand_builtin_alloca): Likewise.
13815 (expand_builtin_bswap): Likewise.
13816 (expand_builtin_unop): Likewise.
13817 (expand_builtin_fputs): Likewise.
13818 (expand_builtin_expect): Likewise.
13819 (expand_builtin_fabs): Likewise.
13820 (expand_builtin_copysign): Likewise.
13821 (expand_builtin_printf): Likewise.
13822 (expand_builtin_fprintf): Likewise.
13823 (expand_builtin_sprintf): Likewise.
13824 (expand_builtin_init_trampoline): Likewise.
13825 (expand_builtin_signbit): Likewise.
13826 (expand_builtin_fork_or_exec): Likewise.
13827 (expand_builtin_sync_operation): Likewise.
13828 (expand_builtin_compare_and_swap): Likewise.
13829 (expand_builtin_lock_test_and_set): Likewise.
13830 (expand_builtin_lock_release): Likewise.
13831 (expand_builtin): Likewise.
13832 (builtin_mathfn_code): Likewise.
13834 (fold_builtin_constant_p): Pass call arguments individually instead
13835 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13836 accessors and constructors. Return NULL_TREE instead of 0.
13837 (fold_builtin_expect): Likewise.
13838 (fold_builtin_classify_type): Likewise.
13839 (fold_builtin_strlen): Likewise.
13840 (fold_builtin_nan): Likewise.
13841 (integer_valued_real_p): Likewise.
13842 (fold_trunc_transparent_mathfn): Likewise.
13843 (fold_fixed_mathfn): Likewise.
13844 (fold_builtin_cabs): Likewise.
13845 (fold_builtin_sqrt): Likewise.
13846 (fold_builtin_cbrt): Likewise.
13847 (fold_builtin_cos): Likewise.
13848 (fold_builtin_cosh): Likewise.
13849 (fold_builtin_tan): Likewise.
13850 (fold_builtin_sincos): Likewise.
13851 (fold_builtin_cexp): Likewise.
13852 (fold_builtin_trunc): Likewise.
13853 (fold_builtin_floor): Likewise.
13854 (fold_builtin_ceil): Likewise.
13855 (fold_builtin_round): Likewise.
13856 (fold_builtin_int_roundingfn): Likewise.
13857 (fold_builtin_bitop): Likewise.
13858 (fold_builtin_bswap): Likewise.
13859 (fold_builtin_logarithm): Likewise.
13860 (fold_builtin_hypot): Likewise.
13861 (fold_builtin_pow): Likewise.
13862 (fold_builtin_powi): Likewise.
13863 (fold_builtin_exponent): Likewise.
13864 (fold_builtin_memset): Likewise.
13865 (fold_builtin_bzero): Likewise.
13866 (fold_builtin_memory_op): Likewise.
13867 (fold_builtin_bcopy): Deleted; call site changed to invoke
13868 fold_builtin_memory_op directly.
13869 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
13870 (fold_builtin_strncpy): Likewise.
13871 (fold_builtin_memcmp): Likewise.
13872 (fold_builtin_strcmp): Likewise.
13873 (fold_builtin_strncmp): Likewise.
13874 (fold_builtin_signbit): Likewise.
13875 (fold_builtin_copysign): Likewise.
13876 (fold_builtin_isascii): Likewise.
13877 (fold_builtin_toascii): Likewise.
13878 (fold_builtin_isdigit): Likewise.
13879 (fold_builtin_fabs): Likewise.
13880 (fold_builtin_abs): Likewise.
13881 (fold_builtin_fmin_fmax): Likewise.
13882 (fold_builtin_carg): Likewise.
13883 (fold_builtin_classify): Likewise.
13884 (fold_builtin_unordered_cmp): Likewise.
13886 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
13887 New functions split out from fold_builtin_1.
13888 (fold_builtin_n): New.
13889 (fold_builtin_varargs): New.
13890 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
13892 (fold_call_expr): New.
13893 (build_function_call_expr): Rewrite to use new helper function.
13894 (fold_builtin_call_list): New.
13895 (build_call_expr): New.
13896 (fold_builtin_call_valist): New.
13897 (rewrite_call_expr): New.
13898 (validate_arg): New.
13899 (validate_arglist): Change parameter to be entire CALL_EXPR instead
13900 of an arglist. Change return type to bool. Use new CALL_EXPR
13903 (fold_builtin_strstr): Pass call arguments individually instead
13904 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13905 accessors and constructors. Return NULL_TREE instead of 0.
13906 (fold_builtin_strchr): Likewise.
13907 (fold_builtin_strrchr): Likewise.
13908 (fold_builtin_strpbrk): Likewise.
13909 (fold_builtin_strcat): Likewise.
13910 (fold_builtin_strncat): Likewise.
13911 (fold_builtin_strspn): Likewise.
13912 (fold_builtin_strcspn): Likewise.
13913 (fold_builtin_fputs): Likewise.
13914 (fold_builtin_next_arg): Likewise.
13915 (fold_builtin_sprintf): Likewise.
13917 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
13918 NULL_RTX instead of 0.
13919 (expand_builtin_memory_chk): Likewise.
13920 (maybe_emit_chk_warning): Likewise.
13921 (maybe_emit_sprintf_chk_warning): Likewise.
13923 (fold_builtin_object_size): Pass call arguments individually instead
13924 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13925 accessors and constructors. Return NULL_TREE instead of 0.
13926 (fold_builtin_memory_chk): Likewise.
13927 (fold_builtin_stxcpy_chk): Likewise.
13928 (fold_builtin_strncpy_chk): Likewise.
13929 (fold_builtin_strcat_chk): Likewise.
13930 (fold_builtin_strcat_chk): Likewise.
13931 (fold_builtin_strncat_chk): Likewise.
13932 (fold_builtin_sprintf_chk): Likewise.
13933 (fold_builtin_snprintf_chk): Likewise.
13934 (fold_builtin_printf): Likewise.
13935 (fold_builtin_vprintf): Likewise.
13937 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
13939 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
13940 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13941 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
13942 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
13943 (fold_unary): Likewise.
13944 (fold_binary): Likewise.
13945 (fold_ternary): Remove CALL_EXPR case, since they are no longer
13946 ternary expressions.
13947 (fold): Add logic for tcc_vl_exp.
13948 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
13949 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13950 (fold_build3_stat): Add assertion to flag broken interface for
13951 constructing CALL_EXPRs.
13952 (fold_build_call_list): New.
13953 (fold_build_call_list_initializer): New.
13954 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
13956 (fold_strip_sign_ops): Likewise.
13958 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13959 Brooks Moses <brooks.moses@codesourcery.com>
13960 Lee Millward <lee.millward@codesourcery.com>
13962 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
13963 accessors and dump arguments explicitly.
13965 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
13967 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
13969 (print_call_name): Use new CALL_EXPR accessors.
13971 * print-tree.c (print_node): Add case tcc_vl_exp. Print
13972 CALL_EXPR arguments explicitly instead of as a list. Use
13973 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13975 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
13976 (vrp_visit_stmt): Likewise.
13978 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
13979 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
13981 (force_move_till_expr): Likewise.
13983 * targhooks.c (default_external_stack_protect_fail): Use
13984 build_call_expr instead of build_function_call_expr.
13985 (default_hidden_stack_protect_fail): Likewise.
13987 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
13990 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
13991 and walk arguments explicitly.
13993 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
13994 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13995 (expand_simple_operations): Likewise.
13996 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
13998 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
13999 of TREE_CODE_LENGTH.
14000 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
14002 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
14003 instead of TREE_CODE_LENGTH.
14005 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
14006 (tree_ic_transform): Likewise.
14007 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
14008 parameter instead of arglist. Fix callers.
14009 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
14010 (tree_stringops_transform): Likewise.
14011 (tree_indirect_call_to_profile): Likewise.
14012 (tree_stringops_values_to_profile): Likewise.
14014 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
14015 (eliminate_tail_call): Likewise.
14017 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
14019 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
14020 Use TREE_OPERAND_LENGTH and generalize to handle any number of
14022 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
14024 * omp-low.c (build_omp_barrier): Use build_call_expr.
14025 (lower_rec_input_clauses): Likewise.
14026 (lower_reduction_clauses): Likewise.
14027 (expand_parallel_call): Likewise.
14028 (maybe_catch_exception): Likewise.
14029 (expand_omp_for_generic): Likewise.
14030 (expand_omp_for_static_nochunk): Likewise.
14031 (expand_omp_sections): Likewise.
14032 (lower_omp_single_simple): Likewise.
14033 (lower_omp_single_copy): Likewise.
14034 (lower_omp_master): Likewise.
14035 (lower_omp_ordered): Likewise.
14036 (lower_omp_critical): Likewise.
14038 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
14039 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
14041 * tree-gimple.c (is_gimple_call_addr): Fix doc.
14042 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
14043 TREE_CODE_LENGTH. Add tcc_vl_exp case.
14045 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
14046 and generalize to handle any number of operands.
14047 (chrec_contains_undetermined): Likewise.
14048 (tree_contains_chrecs): Likewise.
14049 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
14051 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
14053 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
14054 fold_call_expr instead of fold_builtin.
14055 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
14056 match declarations there.
14057 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
14060 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
14061 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14063 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
14064 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
14066 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
14069 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
14070 (execute_cse_sincos): Use new CALL_EXPR accessors.
14072 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
14074 * gimple-low.c (lower_function_body): Use build_call_expr.
14075 (lower_builtin_setjmp): Likewise.
14077 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
14078 (set_storage_via_libcall): Likewise.
14079 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
14080 instead of TREE_CODE_LENGTH.
14081 (expand_expr_real_1): Use new CALL_EXPR accessors.
14083 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
14084 generalize to handle any number of operands.
14085 (TB_parent_eq): Likewise.
14087 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
14088 (strip_builtin_expect): Likewise.
14090 * function.c (gimplify_parameters): Use build_call_expr.
14092 * tree-vectorizer.c (vect_is_simple_reduction): Use
14093 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14095 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
14096 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
14098 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
14101 * gimplify.c (build_stack_save_restore): Use build_call_expr.
14102 (gimplify_decl_expr): Likewise.
14103 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
14104 Use new CALL_EXPR iterators.
14105 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
14106 (gimplify_modify_expr_to_memset): Likewise.
14107 (gimplify_variable_sized_compare): Likewise.
14108 (gimplify_omp_atomic_fetch_op): Likewise.
14109 (gimplify_omp_atomic_pipeline): Likewise.
14110 (gimplify_omp_atomic_mutex): Likewise.
14111 (gimplify_function_tree): Likewise.
14113 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
14114 (call_expr_flags): Likewise.
14115 (expand_call): Likewise.
14117 * except.c (expand_builtin_eh_return_data_regno): Pass entire
14118 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
14121 * coverage.c (create_coverage): Use build_call_expr.
14123 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
14124 (temp_call_expr_obstack): New.
14125 (pool_copy_list): Delete.
14126 (temp_copy_call_expr): New.
14127 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
14128 CALL_EXPR accessors. Get rid of special goo for copying argument
14129 lists and use temp_copy_call_expr instead.
14130 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
14131 CALL_EXPR accessors.
14132 (create_expression_by_pieces): Likewise. Use build_call_array
14133 to construct the result instead of fold_build3.
14134 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
14135 dealing with argument lists.
14136 (init_pre): Remove references to expression_node_pool and
14137 list_node_pool. Init temp_call_expr_obstack instead.
14138 (fini_pre): Remove references to expression_node_pool and
14141 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
14142 and walk arguments explicitly instead of as a list.
14144 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
14145 (mx_register_decls): Likewise.
14146 (mudflap_register_call): Likewise.
14147 (mudflap_finish_file): Likewise.
14149 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
14150 (ipa_callsite_compute_param): Likewise.
14152 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
14153 accessors and constructor.
14155 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
14156 accessors and constructor.
14157 (convert_tramp_reference): Likewise.
14158 (convert_call_expr): Likewise.
14159 (finalize_nesting_tree_1): Likewise.
14161 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
14164 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
14166 * tree-inline.c (initialize_inlined_parameters): Pass entire
14167 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
14169 (estimate_num_insns_1): Use new CALL_EXPR accessors.
14170 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
14172 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
14173 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14174 (vectorizable_reduction): Likewise.
14175 (vectorizable_call): Use new CALL_EXPR iterators.
14176 (vectorizable_conversion): Use build_call_expr.
14177 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
14178 (vect_gen_widened_results_half): Use build_call_expr.
14179 (vect_setup_realignment): Likewise.
14180 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
14182 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
14183 (pass_through_call): Likewise.
14184 (compute_object_sizes): Likewise. Use fold_call_expr instead of
14187 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
14188 (tree_gen_pow2_profiler): Likewise.
14189 (tree_gen_one_value_profiler): Likewise.
14190 (tree_gen_ic_func_profiler): Likewise.
14191 (tree_gen_average_profiler): Likewise.
14192 (tree_gen_ior_profiler): Likewise.
14194 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
14195 (find_func_aliases): Use new CALL_EXPR accessors. Add case
14196 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14198 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
14199 of TREE_CODE_LENGTH.
14201 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
14202 of TREE_CODE_LENGTH.
14204 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
14206 (convert_to_integer): Likewise.
14208 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
14211 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14212 Brooks Moses <brooks.moses@codesourcery.com>
14213 Lee Millward <lee.millward@codesourcery.com>
14215 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
14217 * config/frv/frv.c (frv_expand_builtin): Likewise.
14218 * config/s390/s390.c (s390_expand_builtin): Likewise.
14220 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
14221 (sparc_expand_builtin): Use new CALL_EXPR accessors.
14223 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
14224 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
14225 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
14226 (ix86_expand_store_builtin): Likewise.
14227 (ix86_expand_unop_builtin): Likewise.
14228 (ix86_expand_unop1_builtin): Likewise.
14229 (ix86_expand_sse_compare): Likewise.
14230 (ix86_expand_sse_comi): Likewise.
14231 (ix86_expand_vec_init_builtin): Likewise.
14232 (ix86_expand_vec_ext_builtin): Likewise.
14233 (ix86_expand_vec_set_builtin): Likewise.
14234 (ix86_expand_builtin): Use new CALL_EXPR accessors.
14236 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
14237 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
14239 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
14240 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
14241 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
14243 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
14245 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
14246 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
14247 arglist. Use new CALL_EXPR accessors. Fix callers.
14248 (altivec_expand_abs_builtin): Likewise.
14249 (rs6000_expand_binop_builtin): Likewise.
14250 (altivec_expand_predicate_builtin): Likewise.
14251 (altivec_expand_lv_builtin): Likewise.
14252 (spe_expand_stv_builtin): Likewise.
14253 (altivec_expand_stv_builtin): Likewise.
14254 (rs6000_expand_ternop_builtin): Likewise.
14255 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
14256 (altivec_expand_st_builtin): Likewise.
14257 (altivec_expand_dst_builtin): Likewise.
14258 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
14259 arglist. Use new CALL_EXPR accessors. Fix callers.
14260 (altivec_expand_vec_set_builtin): Likewise.
14261 (altivec_expand_vec_ext_builtin): Likewise.
14262 (altivec_expand_builtin): Use new CALL_EXPR accessors.
14263 (spe_expand_builtin): Likewise.
14264 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
14265 arglist. Use new CALL_EXPR accessors. Fix callers.
14266 (spe_expand_evsel_builtin): Likewise.
14267 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
14268 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
14270 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
14271 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
14272 (arm_expand_unop_builtin): Likewise.
14273 (arm_expand_builtin): Use new CALL_EXPR accessors.
14275 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
14278 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
14279 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
14281 (bfin_expand_unop_builtin): Likewise.
14282 (bfin_expand_builtin): Use new CALL_EXPR accessors.
14284 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14285 Brooks Moses <brooks.moses@codesourcery.com>
14286 Lee Millward <lee.millward@codesourcery.com>
14288 * c-semantics.c (build_stmt): Add internal diagnostic check.
14290 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
14291 accessors. Print arguments explicitly instead of as a list.
14293 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
14295 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
14296 (c_finish_omp_flish): Likewise.
14298 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
14299 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
14300 instead of TREE_CODE_LENGTH.
14301 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
14302 (c_warn_unused_result): Likewise.
14304 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14307 * doc/invoke.texi (Warning Options): Remove
14308 -Werror-implicit-function-declaration.
14309 (Wimplicit-function-declaration): Update description.
14310 * opts.c (common_handle_option): Move handling of -Werror=* to...
14311 (enable_warning_as_error): ...here.
14312 * opts.h (enable_warning_as_error): Declare.
14313 * c-decl.c (implicit_decl_warning): Unless
14314 -Wno-implicit-function-declaration is given, emit a pedwarn if
14315 -std=c99 or emit a warning if -Wimplicit-function-declaration.
14316 * c.opt (Wimplicit-function-declaration): Replace
14317 mesg_implicit_function_declaration with
14318 warn_implicit_function_declaration.
14319 * c-opts.c (c_common_handle_option):
14320 -Werror-implicit-function-declaration is exactly equal as
14321 -Werror=implicit-function-declaration.
14322 (set_Wimplicit): Replace mesg_implicit_function_declaration with
14323 warn_implicit_function_declaration.
14324 (c_common_post_options): -Wimplict-function-declaration is enabled
14325 by default by -std=c99, otherwise is disabled by default.
14326 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
14328 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
14330 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
14331 DECL on the rhs to a DECL on the lhs for debug info purposes if the
14332 former is ignored but not the latter.
14334 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
14336 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
14337 is made and the reference doesn't use the alias set of its type,
14338 do not create the temporary using that type.
14340 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
14342 * jump.c: Remove prototypes for delete_computation and
14343 delete_prior_computation.
14345 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
14347 * jump.c (get_label_after): Delete.
14348 (get_label_before, delete_computation, delete_jump,
14349 delete_prior_computation, follow_jumps): Move...
14350 * reorg.c (delete_computation, delete_prior_computation): ... here...
14351 (get_label_before, delete_jump): ... making these static ...
14352 (follow_jumps): ... and simplifying this since it only runs after
14354 * rtl.h (get_label_after, get_label_before, delete_jump,
14355 follow_jumps): Delete prototypes.
14357 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
14359 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
14361 2007-02-15 Nick Clifton <nickc@redhat.com>
14363 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
14364 order to prevent it from being munged by the target.
14366 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
14368 * config/i386/i386.md: Remove misleading comment.
14370 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14372 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
14373 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
14376 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14378 * tree-sra.c (instantiate_missing_elements): Canonicalize
14380 (sra_build_assignment): New.
14381 (generate_copy_inout, generate_element_copy,
14382 generate_element_zero, generate_one_element_init): Use it.
14384 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14386 * tree-sra.c (instantiate_missing_elements): Canonicalize
14388 (sra_build_assignment): New.
14389 (generate_copy_inout, generate_element_copy,
14390 generate_element_zero, generate_one_element_init): Use it.
14392 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14394 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
14397 2007-02-14 Joseph Myers <joseph@codesourcery.com>
14399 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
14400 types as aggregates not scalars.
14401 * function.c (assign_stack_temp_for_type): Likewise.
14403 2007-02-14 Roger Sayle <roger@eyesopen.com>
14404 Zdenek Dvorak <dvorakz@suse.cz>
14406 * tree-dump.c (dump_switch_p_1): Require exact match of the option
14409 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
14411 * passes.c (next_pass_1): Clear the next field of the copied
14414 2007-02-14 Richard Henderson <rth@redhat.com>
14416 * tree-sra.c (early_sra): New.
14417 (decl_can_be_decomposed_p): Deny va_list if early_sra.
14418 (tree_sra_early, pass_sra_early): New.
14419 * tree-pass.h (pass_sra_early): Declare.
14420 * passes.c (init_optimization_passes): Use it.
14422 2007-02-14 Richard Guenther <rguenther@suse.de>
14424 * flags.h (issue_strict_overflow_warning): Convert to a macro.
14426 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
14428 PR tree-optimization/30771
14429 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
14431 (vect_analyze_operations): Induction phis can now be marked as
14433 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
14434 Update documentation accordingly.
14436 2007-02-14 Nick Clifton <nickc@redhat.com>
14438 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
14439 most 3 arguments are supported.
14440 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
14442 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
14444 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
14445 Ensure dst->current is valid.
14447 2007-02-13 Paul Brook <paul@codesourcery.com>
14449 * config.gcc: Add arm*-*-uclinux-*eabi.
14450 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
14451 (SUBTARGET_EXTRA_LINK_SPEC): Define.
14452 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
14453 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
14454 (LINK_SPEC): Define.
14455 (LIB_SPEC): Define.
14456 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
14458 * config/arm/uclinux-eabi.h: New file.
14459 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
14460 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
14463 2007-02-13 Ian Lance Taylor <iant@google.com>
14465 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
14466 * flags.h (warn_strict_overflow): Declare.
14467 (enum warn_strict_overflow_code): Define.
14468 (issue_strict_overflow_warning): New static inline function.
14469 * opts.c (warn_strict_overflow): New variable.
14470 (common_handle_option): Handle OPT_Wstrict_overflow and
14471 OPT_Wstrict_overflow_.
14472 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
14474 * fold-const.c: Include intl.h.
14475 (fold_deferring_overflow_warnings): New static variable.
14476 (fold_deferred_overflow_warning): New static variable.
14477 (fold_deferred_overflow_code): New static variable.
14478 (fold_defer_overflow_warnings): New function.
14479 (fold_undefer_overflow_warnings): New function.
14480 (fold_undefer_and_ignore_overflow_warnings): New function.
14481 (fold_deferring_overflow_warnings_p): New function.
14482 (fold_overflow_warning): New static function.
14483 (make_range): Add strict_overflow_p parameter. Change all
14485 (extract_muldiv, extract_muldiv_1): Likewise.
14486 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
14487 tree_expr_nonnegative_p.
14488 (fold_negate_expr): Call fold_overflow_warning.
14489 (fold_range_test): Likewise.
14490 (fold_comparison): Likewise.
14491 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
14492 instead of tree_expr_nonnegative_p.
14493 (tree_expr_nonnegative_warnv_p): Rename from
14494 tree_expr_nonnegative_p, add strict_overflow_p parameter.
14495 (tree_expr_nonnegative_p): New function.
14496 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
14497 strict_overflow_p parameter.
14498 (tree_expr_nonzero_p): New function.
14499 * passes.c (verify_interpass_invariants): New static function.
14500 (execute_one_pass): Call it.
14501 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
14503 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
14504 (estimate_numbers_of_iterations): Likewise.
14505 (scev_probably_wraps_p): Likewise.
14506 * tree-ssa-ccp.c: Include "toplev.h".
14507 (evaluate_stmt): Defer fold overflow warnings until we know we are
14509 (struct fold_stmt_r_data): Add stmt field.
14510 (fold_stmt_r): Defer fold overflow warnings until we know we
14512 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
14513 (fold_stmt_inplace): Likewise.
14514 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
14515 (cleanup_control_expr_graph): Defer fold overflow warnings until
14516 we know we are going to optimize.
14517 * tree-cfg.c (fold_cond_expr_cond): Likewise.
14518 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
14520 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
14521 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
14522 * tree-ssa-loop-manip.c (create_iv): Likewise.
14523 * c-typeck.c (build_conditional_expr): Likewise.
14524 (build_binary_op): Likewise.
14525 * tree-vrp.c (vrp_expr_computes_nonzero): Call
14526 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
14527 (extract_range_from_unary_expr): Likewise.
14528 * simplify-rtx.c (simplify_const_relational_operation): Warn when
14529 assuming that signed overflow does not occur.
14530 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
14531 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
14532 (fold_defer_overflow_warnings): Declare.
14533 (fold_undefer_overflow_warnings): Declare.
14534 (fold_undefer_and_ignore_overflow_warnings): Declare.
14535 (fold_deferring_overflow_warnings_p): Declare.
14536 (tree_expr_nonzero_warnv_p): Declare.
14537 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
14538 of warning options.
14539 (Warning Options): Document -Wstrict-overflow.
14540 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
14541 (tree-ssa-ccp.o): Likewise.
14542 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
14543 (fold-const.o): Depend on intl.h.
14545 2007-02-13 Ian Lance Taylor <iant@google.com>
14547 PR middle-end/30751
14548 * lower-subreg.c (resolve_simple_move): Decompose subregs in
14551 2007-02-13 Stuart Hastings <stuart@apple.com>
14553 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
14555 2007-02-13 Richard Henderson <rth@redhat.com>
14557 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
14558 handled_component_p before looking for the indirect_ref.
14560 2007-02-13 Richard Henderson <rth@redhat.com>
14562 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
14563 remove flags clobber.
14564 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
14565 (bswaphi_lowpart): New.
14566 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
14567 remove TARGET_BSWAP test. Delete expander of the same name.
14569 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
14570 (expand_unop): Use them.
14572 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
14574 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
14575 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
14576 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
14577 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
14578 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
14579 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
14580 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
14581 assembler dialect choice from asm templates.
14583 2007-02-12 Richard Henderson <rth@redhat.com>
14585 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
14586 (fixuns_trunc<SSEMODEF>si2): Use it.
14587 * config/i386/sse.md (vec_setv4sf_0): Export.
14588 * config/i386/i386.c (ix86_build_const_vector): Export.
14589 (ix86_split_convert_uns_si_sse): Rename from
14590 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
14591 * config/i386/i386-protos.h: Update.
14593 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14596 * c-typeck.c (c_finish_return): Improve warning message.
14598 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14600 * alias.c (find_symbolic_term): Delete unused function.
14602 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
14604 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
14605 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
14606 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
14608 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
14610 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
14611 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
14612 the function, temporarily point the debug interface to the null one.
14614 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
14616 * dwarf2out.c (round_up_to_align): New static function.
14617 (field_byte_offset): Use it to round the offset.
14619 2007-02-12 Richard Henderson <rth@redhat.com>
14621 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
14622 (inswl_const): Export.
14624 2007-02-12 Richard Henderson <rth@redhat.com>
14626 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
14627 result mode of the libcall, convert back to outmode.
14629 2007-02-12 Roger Sayle <roger@eyesopen.com>
14631 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
14632 (bswapdi2): New define_expand to implement 32-bit implementation.
14634 2007-02-12 Nick Clifton <nickc@redhat.com>
14636 * doc/invoke.texi (Overall Options): Document --help=.
14637 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
14638 (cc1_options): Pass --help= on to cc1.
14639 (display_help): Add description of --help=.
14640 (process_command): Add code to handle --help=. Allow translated
14641 --help and --target-help switches to be passed on to compiler
14643 (main): Remove unused if statement.
14644 * opts.c (columns): Remove.
14645 (LEFT_COLUMN): Define.
14646 (wrap_help): Add columns argument.
14647 (print_filtered_help): Change parameters to be an include bitmask,
14648 an exclude bitmask, an any bitmask and the column width. Move the
14649 code to display the params list here. Add code to display the
14650 status of options rather than their descriptions if the quiet flag
14652 (print_specific_help): Change parameters to be an include bitmask,
14653 an exclude bitmask and an any bitmask. Move code to look up the
14654 column width here. Decide upon the title for an options listing.
14655 (common_handle_options): Add code to handle --help=. Adapt code
14656 for --help and --target-help to use the revised form of the
14657 print_specific_help function.
14658 (print_help): Delete.
14659 (print_param_help): Delete.
14660 (print_switch): Delete.
14661 * opts.h (cl_lang_count): Add prototype.
14662 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
14663 CL_MAX_OPTION_CLASS): New defines.
14664 * optc-gen.awk: Add construction of cl_lang_count.
14665 * c.opt: Add Warning attribute to warning options and Optimization
14666 attribute to optimization options.
14667 * common.opt: Likewise.
14669 Add -fhelp and -ftarget-help as aliases for the transformed --help
14670 and --target-help options.
14671 * opt-functions.awk: Add code to handle Warning and Optimization
14674 2007-02-12 Richard Henderson <rth@redhat.com>
14676 * config/alpha/constraints.md: New file.
14677 * config/alpha/alpha.c: Include tm-constrs.h.
14678 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
14679 alpha_extra_constraint): Remove.
14680 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
14681 * config/alpha/alpha-protos.h: Update.
14682 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
14683 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
14684 (EXTRA_CONSTRAINT): Remove.
14685 * config/alpha/alpha.md: Include constraints.md.
14686 (adddi splitter): Use satisfies_constraint_*.
14687 * config/alpha/predicates.md (add_operand): Likewise.
14688 (sext_add_operand, addition_operation): Likewise.
14690 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
14692 PR tree-optimization/29145
14693 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
14694 in our handling of restrict qualified pointers.
14696 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14699 * doc/invoke.texi (Wunused-value): Update description.
14700 (Wextra): Delete item.
14701 * opts.c (set_Wextra): Don't use the value of Wextra to set the
14702 value of Wunused-value.
14703 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
14704 (c_finish_stmt_expr): Don't check extra_warnings.
14705 (emit_side_effect_warnings): The caller is responsible to check
14708 2007-02-11 Roger Sayle <roger@eyesopen.com>
14709 Matt Thomas <matt@3am-software.com>
14711 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
14713 2007-02-11 Roger Sayle <roger@eyesopen.com>
14715 * simplify-rtx.c (simplify_relational_operation_1): Optimize
14716 comparisons of POPCOUNT against zero.
14717 (simplify_const_relational_operation): Likewise.
14719 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14721 * doc/invoke.texi (Wextra): Delete outdated paragraph.
14723 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14725 * dwarf2out.c (root_type): Delete unused function.
14727 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14729 * genattrtab.c (contained_in_p): Delete unused function.
14730 (write_expr_attr_cache): Likewise.
14732 2007-02-11 Jan Hubicka <jh@suse.cz>
14734 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
14737 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
14739 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
14740 to add the REG_EQ* note.
14741 * see.c (see_merge_one_use_extension): Likewise.
14742 * local-alloc.c (update_equiv_regs): Likewise. Also don't
14743 turn REG_EQUAL notes into REG_EQUIV notes if the target
14744 register may have more than one set.
14745 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
14746 * gcse.c (try_replace_reg): Likewise.
14747 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
14748 * calls.c (fixup_tail_calls): Likewise. Abort if there is
14749 more than one REG_EQUIV note.
14750 * reload1.c (gen_reload): Use set_unique_reg_note.
14752 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
14754 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
14755 (ix86_builtin_conversion): New function.
14757 2007-02-06 Mark Mitchell <mark@codesourcery.com>
14760 * tree.h (DECL_REPLACEABLE_P): New macro.
14761 * except.c (set_nothrow_function_flags): Likewise.
14763 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
14764 Ira Rosen <irar@il.ibm.com>
14765 Dorit Nuzman <dorit@il.ibm.com>
14767 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
14768 * targhooks.c (default_builtin_vectorized_conversion): New.
14769 * targhooks.h (default_builtin_vectorized_function): New declaration.
14770 * target.h (struct vectorize): Add builtin_conversion field.
14771 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
14772 stmt_vec_info_type value.
14773 (vectorizable_conversion): New declaration.
14774 * tree-vect-analyze.c (vect_analyze_operations): Add
14775 vectorizable_conversion call.
14776 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
14777 * tree-vect-transform.c (vectorizable_conversion): New function.
14778 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
14779 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
14781 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
14782 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
14783 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
14784 or ALTIVEC_BUILTIN_VCFSX.
14786 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14789 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
14790 CONST_DOUBLE and operand 0 is a hard register.
14791 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
14792 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
14793 is a hard floating-point register.
14795 2007-02-10 Richard Henderson <rth@redhat.com>
14796 Jakub Jelinek <jakub@redhat.com>
14797 Alexandre Oliva <aoliva@redhat.com>
14799 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
14800 * builtin-types.def (BT_WORD): Make unsigned.
14801 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
14802 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
14803 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
14804 * c-decl.c (grokdeclarator): Don't error if !have_tls.
14805 * c-parser.c (c_parser_omp_threadprivate): Likewise.
14806 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
14808 * expr.c (emutls_var_address): New.
14809 (expand_expr_real_1): Expand emulated tls.
14810 (expand_expr_addr_expr_1): Likewise.
14811 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
14812 * output.h (emutls_finish): Declare.
14813 * toplev.c (compile_file): Call it.
14814 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
14815 address before wrapping in CONST.
14816 * varasm.c (emutls_htab, emutls_object_type): New.
14817 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
14818 (get_emutls_object_name, get_emutls_object_type): New.
14819 (get_emutls_init_templ_addr, emutls_decl): New.
14820 (emutls_common_1, emutls_finish): New.
14821 (assemble_variable): When emulating tls, swap decls; generate
14822 constructor for the emutls objects.
14823 (do_assemble_alias): When emulating tls, swap decl and target name.
14824 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
14826 * varpool.c (decide_is_variable_needed): Look at force_output.
14827 Recurse for emulated tls.
14828 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
14829 with decide_is_variable_needed.
14830 * emutls.c: New file.
14831 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
14832 tls_object for real tls.
14834 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
14836 PR rtl-optimization/29599
14837 * reload1.c (eliminate_regs_in_insn): Take the destination
14838 mode into account when computing the offset.
14840 2007-02-09 Stuart Hastings <stuart@apple.com>
14841 Richard Henderson <rth@redhat.com>
14843 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
14844 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
14845 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
14846 fixuns_truncdfhi2): New.
14847 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
14848 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
14849 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
14850 (floatunssidf2): Allow nonimmediate source.
14851 * config/i386/sse.md (movdi_to_sse): New.
14852 (vec_concatv2di): Drop '*'.
14853 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
14854 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
14855 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
14857 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
14858 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
14859 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
14860 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
14861 (ix86_build_signbit_mask): Fix decl of v, refactor to call
14862 ix86_build_const_vector.
14863 (x86_emit_floatuns): Rewrite.
14865 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14867 * genautomata.c (longest_path_length): Delete unused function.
14868 (struct state): Delete unused longest_path_length.
14869 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
14870 (get_free_state): Delete unused.
14872 2007-02-09 Jan Hubicka <jh@suse.cz>
14874 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
14875 * doc/invoke.texi (inline-unit-growth): Update default value.
14877 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
14878 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
14879 (rebuild_cgraph_edges): Likewise.
14880 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
14881 (dump_cgraph_node): Dump frequencies.
14882 (cgraph_clone_edge): Add frequency scales.
14883 (cgraph_clone_node): Add freuqnecy.
14884 * cgraph.h (cgraph_edge): Add freuqnecy argument.
14885 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
14886 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
14887 * tree-pass.h (TODO_rebuild_frequencies): New constant.
14888 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
14889 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
14890 (save_inline_function_body): Likewise.
14891 * ipa-inline.c: inluce rtl.h
14892 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
14893 (cgraph_edge_badness): Use frequencies.
14894 (cgraph_decide_recursive_inlining): Update clonning.
14895 (cgraph_decide_inlining_of_small_function): Dump frequency.
14896 * predict.c (estimate_bb_frequencies): Export.
14897 * predict.h (estimate_bb_frequencies): Declare.
14898 * tree-inline.c (copy_bb): Watch overflows.
14899 (expand_call_inline): Update call of cgraph_create_edge.
14900 (optimize_inline_calls): Use TODO flags to update frequnecies.
14901 * passes.h: Include predict.h
14902 (init_optimization_passes): Move profile ahead.
14903 (execute_function_todo): Handle TODO_rebuild_frequencies.
14905 2007-02-09 Roger Sayle <roger@eyesopen.com>
14907 * config/alpha/alpha.c (emit_insxl): Force the first operand of
14908 the insbl or inswl pattern into a register.
14910 2007-02-09 Roger Sayle <roger@eyesopen.com>
14912 * config/ia64/ia64.md (bswapdi2): New define_insn.
14914 2007-02-09 Richard Henderson <rth@redhat.com>
14916 * config/i386/constraints.md (Ym): New constraint.
14917 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
14918 (movdi_1_rex64): Split sse and xmm general register moves from
14919 memory move alternatives. Use conditional register constraints.
14920 (movsf_1, movdf_integer): Likewise.
14921 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
14922 (movdf_integer_rex64): New.
14923 (pushsf_rex64): Fix output constraints.
14924 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
14925 (sse2_stored): Likewise.
14926 (sse2_storeq_rex64): New.
14927 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
14928 amd and not generic.
14929 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
14930 for optimize_size. Remove SF/DFmode hack.
14932 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14934 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
14937 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
14938 Richard Sandiford <richard@codesourcery.com>
14940 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
14941 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
14942 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
14943 m68k/t-mlib to tmake_file.
14944 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
14945 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
14946 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
14947 Allow it to be cf or m68k. Set m68k_arch_family. If that
14948 variable is not empty, add t-$m68k_arch_family to tmake_file.
14949 Add t-mlibs to tmake_file.
14950 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
14951 * config/m68k/t-cf: New file.
14952 * config/m68k/t-m68k: Likewise.
14953 * config/m68k/t-mlibs: Likewise.
14954 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14955 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14956 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
14957 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14958 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
14960 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
14961 (INSTALL_LIBGCC): Delete.
14962 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
14963 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14964 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14965 (M68K_MLIB_CPU): Define.
14966 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14967 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14968 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
14970 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
14971 Richard Guenther <rguenther@suse.de>
14973 PR middle-end/23361
14974 * fold-const.c (fold_comparison): Handle obfuscated comparisons
14975 against INT_MIN/INT_MAX.
14976 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
14977 file if a loop is removed.
14979 2007-02-09 Joseph Myers <joseph@codesourcery.com>
14981 * calls.c (store_one_arg): Pass correct alignment to
14982 emit_push_insn for non-BLKmode values.
14983 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
14984 unaligned stack slot via a suitably aligned slot.
14986 2007-02-08 DJ Delorie <dj@redhat.com>
14988 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
14990 (legal_subregs): Use unsigned char, make const.
14991 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
14993 2007-02-08 Paul Brook <paul@codesourcery.com>
14995 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
14996 special interworking needed.
14998 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
15000 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
15001 conditional to __SSE2__.
15002 (Entries below should have been added to first ChangeLog
15003 entry for amdfam10 dated 2007-02-05)
15004 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
15006 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
15008 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
15011 2007-02-08 DJ Delorie <dj@redhat.com>
15013 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
15014 * config/m32c/m32c.c (legal_subregs): New.
15015 (m32c_illegal_subreg_p): New.
15016 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
15017 unsupported subregs of hard regs.
15019 2007-02-08 Jan Hubicka <jh@suse.cz>
15021 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
15022 the same one; always update histograms.
15024 2007-02-08 Diego Novillo <dnovillo@redhat.com>
15026 * passes.c (init_optimization_passes): Tidy comment.
15028 2007-02-08 Roger Sayle <roger@eyesopen.com>
15030 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
15031 strip zero_extend, bswap and rotates from POCOUNT's argument.
15032 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
15033 zero_extend and rotates from PARITY's argument.
15034 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
15035 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
15036 of an integer constant at compile-time.
15038 2007-02-08 Diego Novillo <dnovillo@redhat.com>
15041 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
15043 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
15046 * tree-ssa-live.c (remove_unused_locals): Do not remove
15047 TREE_ADDRESSABLE variables.
15048 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
15049 * tree-ssa-operands.c (add_virtual_operand): Remove argument
15050 FOR_CLOBBER. Update all users.
15051 If VAR has an associated alias set, add a virtual operand for
15052 it if no alias is found to conflict with the memory reference.
15054 2007-02-07 Jan Hubicka <jh@suse.cz>
15055 Robert Kidd <rkidd@crhc.uiuc.edu>
15057 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
15059 2007-02-07 Ian Lance Taylor <iant@google.com>
15061 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
15063 2007-02-07 Roger Sayle <roger@eyesopen.com>
15065 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
15066 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
15067 tablejumpdi, movsi_to_cr_one): Remove constraints from
15068 define_expand's match_operands.
15070 2007-02-07 Roger Sayle <roger@eyesopen.com>
15072 * global.c (compute_regsets): Move declatation of "i" inside of
15073 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
15075 2007-02-07 Jakub Jelinek <jakub@redhat.com>
15078 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
15079 of INDIRECT_REF <RESULT_DECL>.
15081 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
15083 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
15084 Kaz Kojima <kkojima@gcc.gnu.org>
15087 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
15089 (sh_initialize_trampoline): Add parentheses to avoid a warning.
15091 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
15093 * doc/loop.texi: Document possibility not to perform disambiguation
15094 of loops with multiple latches.
15095 * cfgloopmanip.c (alp_enum_p): Removed.
15096 (add_loop): Handle subloops. Use get_loop_body_with_size.
15097 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
15098 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
15099 the new forwarder block.
15100 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
15101 Handle the case latch is NULL.
15102 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
15103 modifications when marking loop exits.
15104 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
15106 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
15107 disambiguate_loops_with_multiple_latches.
15108 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
15109 before fix_loop_structure.
15110 * cfgloop.c: Include pointer-set.h and output.h.
15111 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
15112 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
15113 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
15114 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
15115 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
15116 disambiguate_multiple_latches, get_loop_body_with_size,
15117 disambiguate_loops_with_multiple_latches): New functions.
15118 (flow_loop_dump): Dump multiple latch edges.
15119 (flow_loop_nodes_find): Handle loops with multiple latches.
15120 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
15121 (glb_enum_p): Modified.
15122 (get_loop_body): Use get_loop_body_with_size.
15123 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
15124 (AVOID_CFG_MODIFICATIONS): New constant.
15125 (disambiguate_loops_with_multiple_latches, add_loop,
15126 get_loop_body_with_size): Declare.
15127 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
15129 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
15131 PR inline-asm/28686
15132 * global.c (compute_regsets): New function.
15133 (global_alloc): Refactored ELIMINABLE_REGSET
15134 and NO_GLOBAL_ALLOC_REGS computation out.
15135 (rest_of_handle_global_alloc): Call compute_regsets()
15136 for non-optimizing case.
15138 2007-02-06 Richard Henderson <rth@redhat.com>
15140 * config/i386/constraints.md (Y2): Rename from Y.
15141 (Yi): New constraint.
15142 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
15143 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
15144 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
15145 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
15146 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
15147 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
15148 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
15149 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
15150 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
15151 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
15152 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
15153 vec_extractv2si_1): Change Y constraints to Y2.
15154 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
15155 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
15156 Change Y constraints to Y2.
15157 (sse2_loadld): Change Y constraints to x.
15159 2007-02-06 Roger Sayle <roger@eyesopen.com>
15161 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
15162 (parity<mode>2): New define_expand using rs6000_emit_parity.
15163 * config/rs6000/rs6000.c (rs6000_emit_popcount,
15164 rs6000_emit_parity): New functions.
15165 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
15166 rs6000_emit_parity): Prototype here.
15168 2007-02-06 Ian Lance Taylor <iant@google.com>
15170 * lower-subreg.c (simple_move_operand): Reject CONST.
15171 (resolve_clobber): Call validate_change rather than directly
15172 assigning to XEXP (pat, 0).
15174 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
15176 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
15177 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
15178 (tree-cfg.o): Remove hashtab.h dependency.
15180 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
15181 (struct ivopts_data): Change niters to pointer_map_t.
15182 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
15183 (niter_for_exit): Create pointer_map on demand. Change for
15185 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
15186 (free_loop_data): Destroy data->niters if created and reset field.
15187 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
15188 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
15190 * tree-ssa-reassoc.c: Include pointer-set.h.
15191 (bb_rank): Change to long *.
15192 (operand_rank): Change to pointer_map_t.
15193 (find_operand_rank): Return long, -1 if not found. Declare as inline.
15194 (insert_operand_rank): Accept long.
15195 (operand_entry_hash, operand_entry_eq): Remove.
15196 (get_rank): Return long. Adjust for changes above.
15197 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
15199 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
15201 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
15202 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
15203 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
15205 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
15206 directly since it cannot be NULL.
15207 (get_vi_for_tree): Rewrite for pointer_map API.
15208 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
15209 (init_alias_vars): Create vi_for_tree as pointer_map.
15210 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
15212 * tree-cfg.c: Don't include hashtab.h.
15213 (edge_to_cases): Declare as pointer_map.
15214 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
15216 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
15217 (start_recording_case_labels): Create edge_to_cases as pointer_map.
15218 (end_recoding_case_labels): Cleanup edge_to_cases manually before
15220 (record_switch_edge): Delete.
15221 (get_cases_for_edge): Adjust for pointer_map API, inline
15222 record_switch_edge (rewritten for new API), remove goto.
15224 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
15226 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
15227 * tree-nested.c: Include pointer-set.h.
15228 (var_map_elt, var_map_eq, var_map_hash): Delete.
15229 (struct nesting_info): Remove GTY marker. Change the two htab_t's
15230 to pointer_map_t's.
15231 (nesting_info_bitmap_obstack): New.
15232 (lookup_field_for_decl): Adjust for pointer_map API.
15233 (lookup_tramp_for_decl): Adjust for pointer_map API.
15234 (get_nonlocal_debug_decl): Adjust for pointer_map API.
15235 (get_local_debug_decl): Adjust for pointer_map API.
15236 (convert_nl_goto_reference): Adjust for pointer_map API.
15237 (convert_nl_goto_receiver): Adjust for pointer_map API.
15238 (create_nesting_tree): Create outside GGC space. Create bitmap on
15239 the new obstack. Create field_map and var_map as pointer_maps.
15240 (free_nesting_tree): Adjust for changes to create_nesting_tree.
15242 (lower_nested_functions): Move root here, no need to NULL it.
15243 Initialize and release the obstack.
15245 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
15247 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
15248 Remove prototypes and make them non-static.
15249 (struct tree_int_map): Remove.
15250 * tree.h (struct tree_int_map): Move here, turning TO into an
15252 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
15254 * tree.h (TREE_COMPLEXITY): Remove.
15255 (struct tree_exp): Remove complexity field.
15256 * tree.c (build1_stat): Don't set it.
15258 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
15259 Victor Kaplansky <victork@il.ibm.com>
15261 * tree-vectorizer.c (vect_is_simple_use): Support induction.
15262 (vect_is_simple_reduction): Support reduction with induction as
15263 one of the operands.
15264 (vect_is_simple_iv_evolution): Fix formatting.
15265 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
15266 formatting. Don't mark induction phis for vectorization.
15267 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
15268 * tree-vect-transform.c (get_initial_def_for_induction): New function.
15269 (vect_get_vec_def_for_operand): Support induction.
15270 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
15272 (vectorizable_reduction): Support reduction with induction as one of
15274 (vectorizable_type_demotion): Use def-type of stmt argument rather
15275 than dummy def-type.
15277 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
15278 flag_tree_scev_cprop.
15279 * common.opt (tree-scev-cprop): New flag.
15281 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
15282 call to vect_get_new_vect_var.
15284 2007-02-06 Ira Rosen <irar@il.ibm.com>
15286 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
15287 vectype is not NULL.
15288 (vect_pattern_recog_1): Likewise.
15290 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15292 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
15293 (fold_negate_expr): Likewise.
15295 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
15298 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
15299 even if cv-qualification is the same.
15301 2007-02-05 Geoffrey Keating <geoffk@apple.com>
15303 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
15304 __enable_execute_stack on completion.
15306 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15308 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
15309 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
15310 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
15311 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
15312 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
15313 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
15314 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
15315 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
15317 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15319 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
15320 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
15321 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
15322 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
15323 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
15324 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
15325 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
15326 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
15327 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
15328 umuldi3_highpart_rex64, umulsi3_highpart_insn,
15329 umulsi3_highpart_zext, smuldi3_highpart_rex64,
15330 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
15331 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
15332 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
15333 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
15334 sqrtextenddfxf2_i387): Added amdfam10_decode.
15336 * config/i386/athlon.md (athlon_idirect_amdfam10,
15337 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
15338 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
15339 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
15340 athlon_ivector_store_amdfam10): New define_insn_reservation.
15341 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
15344 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15346 * config/i386/athlon.md (athlon_call_amdfam10,
15347 athlon_pop_amdfam10, athlon_lea_amdfam10): New
15348 define_insn_reservation.
15349 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
15350 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
15351 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
15353 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15355 * config/i386/athlon.md (athlon_sseld_amdfam10,
15356 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
15357 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
15359 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15361 * config/i386/athlon.md (athlon_sseins_amdfam10): New
15362 define_insn_reservation.
15363 * config/i386/i386.md (sseins): Added sseins to define_attr type
15364 and define_attr unit.
15365 * config/i386/sse.md: Set type attribute to sseins for insertq
15368 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15370 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
15371 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
15372 ssecomi_load_amdfam10, ssecomi_amdfam10,
15373 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
15374 define_insn_reservation.
15375 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
15377 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15379 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
15380 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
15381 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
15382 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
15383 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
15384 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
15385 define_insn_reservation.
15387 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
15388 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
15389 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
15390 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
15391 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
15393 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15395 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
15396 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
15397 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
15398 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
15399 athlon_ssemul_load_k8): Added amdfam10.
15401 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15403 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
15404 (x86_sse_unaligned_move_optimal): New variable.
15406 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
15408 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
15409 for unaligned vector SSE double/single precision loads for AMDFAM10.
15411 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15413 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
15414 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
15415 Define TARGET_CPU_DEFAULT_amdfam10.
15416 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
15417 (processor_type): Add PROCESSOR_AMDFAM10.
15419 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
15420 processor_type in config/i386/i386.h.
15421 Enable imul peepholes for TARGET_AMDFAM10.
15423 * config.gcc: Add support for --with-cpu option for amdfam10.
15425 * config/i386/i386.c (amdfam10_cost): New variable.
15426 (m_AMDFAM10): New macro.
15427 (m_ATHLON_K8_AMDFAM10): New macro.
15428 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
15429 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
15430 x86_promote_QImode, x86_integer_DFmode_moves,
15431 x86_partial_reg_dependency, x86_memory_mismatch_stall,
15432 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
15433 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
15434 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
15435 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
15436 Enable/disable for amdfam10.
15437 (override_options): Add amdfam10_cost to processor_target_table.
15438 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
15439 processor_alias_table.
15440 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
15441 (ix86_adjust_cost): Add code for amdfam10.
15443 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15445 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
15446 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
15447 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
15448 * config/i386/i386.h: Add builtin definition for SSE4A.
15449 * config/i386/i386.md: Add support for ABM instructions
15450 (popcnt and lzcnt).
15451 * config/i386/sse.md: Add support for SSE4A instructions
15452 (movntss, movntsd, extrq, insertq).
15453 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
15454 Add -march=amdfam10 flag.
15455 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
15456 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
15458 * doc/extend.texi: Add documentation for SSE4A builtins.
15460 2007-02-05 Bob Wilson <bob.wilson@acm.org>
15462 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
15464 2007-02-05 Richard Guenther <rguenther@suse.de>
15466 * tree-vectorizer.h (vectorizable_function): Add argument type
15467 argument, change return type.
15468 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
15469 * tree-vect-transform.c (vectorizable_function): Handle extra
15470 argument, return vectorized function decl.
15471 (build_vectorized_function_call): Remove.
15472 (vectorizable_call): Handle calls with result and argument types
15473 differing. Handle loop vectorization factor correctly.
15474 * targhooks.c (default_builtin_vectorized_function): Adjust for
15476 * targhooks.h (default_builtin_vectorized_function): Likewise.
15477 * target.h (builtin_vectorized_function): Add argument type
15479 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
15480 extra argument, allow vectorizing of lrintf.
15481 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
15482 documentation of target hook.
15484 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
15487 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
15488 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
15489 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
15491 2007-02-05 Roger Sayle <roger@eyesopen.com>
15493 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
15494 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
15495 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
15496 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
15497 before canonicalizing sincos to cexpi.
15498 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
15500 2007-02-05 Roger Sayle <roger@eyesopen.com>
15502 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
15503 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
15504 (alpha_init_builtins): Use alpha_add_builtins to process tables.
15506 2007-02-05 Roger Sayle <roger@eyesopen.com>
15508 * mips-tfile.c (initialize_init_file): Correct endianness test.
15510 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
15512 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
15513 the 'y' constraint.
15515 2007-02-05 Richard Sandiford <richard@codesourcery.com>
15517 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
15518 saves in a PARALLEL before the register assignments.
15520 2007-02-05 Richard Sandiford <richard@codesourcery.com>
15522 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
15523 DWARF_FRAME_RETURN_COLUMN to be a general register.
15524 * dwarf2out.c (init_return_column_size): New function, split from...
15525 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
15526 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
15527 to be nongeneral registers.
15528 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
15530 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
15531 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
15533 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
15535 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
15537 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
15539 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
15540 (remove_path): Use can_remove_branch_p and remove_branch instead
15541 of loop_delete_branch_edge.
15542 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
15543 (tree_transform_and_unroll_loop): Remove dead branches immediately.
15544 Update profile using scale_dominated_blocks_in_loop.
15545 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
15546 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
15547 (can_remove_branch_p, remove_branch): Declare.
15548 * tree-cfg.c (tree_can_remove_branch_p): New function.
15549 (tree_cfg_hooks): Add tree_can_remove_branch_p.
15550 * cfgrtl.c (rtl_can_remove_branch_p): New function.
15551 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
15553 2007-02-05 Jan Hubicka <jh@suse.cz>
15555 PR middle-end/30696
15556 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
15557 nodes in cgraph, don't remove offline copy of the function.
15559 2007-02-04 Jan Hubicka <jh@suse.cz>
15561 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
15562 vectors might cause maybe_lookup_element_for_expr to be called
15563 on non-sra-candidate.
15565 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15567 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
15568 config/bfin/bfin.md, config/bfin/predicates.md: Follow
15569 spelling conventions.
15571 2007-02-04 Richard Guenther <rguenther@suse.de>
15573 PR middle-end/30636
15574 * fold-const.c (try_move_mult_to_index): Make sure to not
15575 overflow one dimension of a multi-dimensional array access.
15577 2007-02-04 Jan Hubicka <jh@suse.cz>
15579 * passes.c (init_optimization_passes): Reindent.
15581 2007-02-04 Jan Hubicka <jh@suse.cz>
15582 Eric Botcazou <ebotcazou@adacore.com>
15584 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
15585 (execute_fixup_cfg): Break out the abnormal goto code.
15586 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
15587 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
15588 (optimize_inline_calls): Call make_nonlocal_label_edges.
15590 2007-02-04 Jan Hubicka <jh@suse.cz>
15592 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
15593 true when something was changed.
15594 (rename_ssa_copies): When something was changed, do
15595 TODO_remove_unused_locals.
15596 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
15597 add TODO_remove_unused_locals when instruction was removed.
15599 2007-02-04 Jan Hubicka <jh@suse.cz>
15601 * ipa-inline.c (try_inline): Improve debug output; work on already
15603 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
15604 call try_inline for already inlined edges too when flattening;
15605 inline also functions that make callee growth but overall unit size
15608 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15610 * config/m32c/bitops.md, config/m32c/jump.md,
15611 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
15612 config/m32r/m32r.h, config/m32r/m32r.md,
15613 config/m32r/predicates.md, config/m68hc11/larith.asm,
15614 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
15615 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
15616 config/mips/mips-protos.h, config/mips/mips.c,
15617 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
15618 config/mn10300/mn10300.h, config/mn10300/predicates.md,
15619 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
15620 spelling conventions.
15622 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
15623 Follow spelling conventions.
15625 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
15627 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
15628 warn about C++0x compatibility.
15630 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15632 * config/h8300/h8300.c, config/h8300/h8300.h,
15633 config/h8300/h8300.md: Follow spelling conventions.
15635 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
15637 PR middle-end/30667
15638 * combine.c (try_combine): Do not substitute source operand
15639 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
15641 2007-02-03 Jan Hubicka <jh@suse.cz>
15643 PR gcov-profile/30650
15644 * value-prof.c (stringop_block_profile): Fix handling of size counter;
15645 do not divide by zero for never executed counters.
15646 (tree_find_values_to_profile): Fix counters.
15647 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
15649 2007-02-03 Ian Lance Taylor <iant@google.com>
15651 * lower-subreg.c (simple_move_operand): New static function,
15652 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
15654 (simple_move): Call simple_move_operand.
15655 (find_decomposable_subregs): Add special handling of MEMs.
15656 (can_decompose_p): Rename from cannot_decompose_p. Reverse
15657 meaning of return value. If we see a hard register, test whether
15658 it can store a word_mode value. Change all callers.
15660 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15662 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
15663 ftrapv insns and expanders.
15664 (subdi3): Change define_expand operand 1 to arith11_operand, and
15665 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
15666 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
15667 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
15670 PR middle-end/30174
15671 * varasm.c (notice_global_symbol): Treat global objects as weak when
15672 flag_shlib is true.
15674 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15676 * emit-rtl.c (dconstpi): Delete.
15677 (dconstsqrt2): New.
15678 (init_emit_once): Delete dconstpi and init dconstsqrt2.
15679 * real.h (dconstpi): Delete.
15680 (dconstsqrt2): New.
15681 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
15682 (fold_builtin_hypot): Likewise.
15684 2007-02-03 Tom Tromey <tromey@redhat.com>
15687 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
15688 -gcoff3, -gxcoff3, -gvms3 implies -dD.
15690 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
15692 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
15693 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
15694 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
15695 config/rs6000/cell.md, config/rs6000/darwin.h,
15696 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
15697 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
15698 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
15699 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
15700 typos. Follow spelling conventions.
15701 * doc/invoke.texi: Follow spelling conventions.
15703 2007-02-03 Roger Sayle <roger@eyesopen.com>
15705 * simplify-rtx.c (simplify_relational_operation_1): Implement some
15706 canonicalization transformations that attempt to simplify integer
15707 constant comparisons to become comparisons against zero.
15709 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15711 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
15713 * fold-const.c (fold_binary): Fix comment typos. Fold complex
15714 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
15716 2007-02-02 Mike Stump <mrs@apple.com>
15718 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
15719 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
15720 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
15721 generate a branch island.
15723 2007-02-02 Bob Wilson <bob.wilson@acm.org>
15725 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
15726 (xtensa_legitimate_address_p): New.
15727 (xtensa_legitimize_address): New.
15728 (xtensa_output_addr_const_extra): New.
15729 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
15731 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
15732 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
15733 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
15734 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
15735 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
15736 (xtensa_legitimize_address): New.
15737 (xtensa_output_addr_const_extra): New.
15739 2007-02-02 Steve Ellcey <sje@cup.hp.com>
15741 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
15743 2007-02-02 Ian Lance Taylor <iant@google.com>
15745 * expmed.c (expand_divmod): Add comment.
15747 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
15749 * emit-rtl.c (renumber_insns): Remove.
15750 * flags.h: Remove the extern for flag_renumber_insns.
15751 * rtl.h: Remove the prototype for renumber_insns.
15752 * toplev.c (flag_renumber_insns): Remove.
15754 2007-02-02 Hui-May Chang <hm.chang@apple.com>
15756 Revert for x86 darwin:
15757 2005-06-19 Uros Bizjak <uros@kss-loka.si>
15759 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
15760 code before the following patch under TARGET_MACHO.
15761 (ix86_function_value_regno_p): Likewise.
15763 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15765 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
15768 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15771 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
15772 loads to general or fp registers. Add comments.
15773 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
15775 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
15777 * pointer-set.c (insert_aux): Only return insertion slot.
15778 (pointer_set_insert): Adjust.
15779 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
15780 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
15781 pointer_map_traverse): New.
15782 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
15783 pointer_map_create, pointer_map_destroy, pointer_map_insert,
15784 pointer_map_contains, pointer_map_traverse): Declare.
15786 2007-02-02 Jakub Jelinek <jakub@redhat.com>
15788 PR middle-end/30473
15789 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
15790 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
15792 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15794 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
15796 (struct _dep): New type.
15797 (dep_t): New typedef.
15798 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
15799 (DEP_STATUS): New access macro. The macro with the same name was
15800 renamed to DEP_LINK_STATUS.
15801 (dep_init): Declare function
15803 (struct _dep_link): New type.
15804 (dep_link_t): New typedef.
15805 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
15806 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
15807 (DEP_LINK_STATUS): New macro.
15808 (debug_dep_links): New debug function.
15810 (struct _deps_list): New type.
15811 (deps_list_t): New typedef.
15812 (DEPS_LIST_FIRST): New access macro.
15813 (FOR_EACH_DEP_LINK): New cycle macro.
15814 (create_deps_list, free_deps_list, delete_deps_list): Declare
15816 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
15817 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
15818 (copy_deps_list_change_con): Ditto.
15820 (move_dep_link): Declare function.
15822 (struct _dep_node): New type.
15823 (dep_node_t): New typedef.
15824 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
15826 (struct haifa_insn_data.back_deps): New field to hold backward
15827 dependencies of the insn.
15828 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
15830 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
15831 Change its type to deps_list_t.
15832 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
15833 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
15834 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
15836 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
15838 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
15840 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
15842 (dep_cost): Declare.
15844 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
15845 (ds_to_dk, dk_to_ds): New functions.
15847 (init_dep_1): New static function.
15848 (init_dep): New function.
15849 (copy_dep): New static function.
15851 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
15853 (detach_dep_link): New static function.
15854 (move_dep_link): New function.
15856 (dep_links_consistent_p, dump_dep_links): New static functions.
15857 (debug_dep_links): New debugging function.
15859 (deps_obstack, dl_obstack, dn_obstack): New static variables.
15861 (alloc_deps_list, init_deps_list): New static functions.
15862 (create_deps_list): New function.
15863 (clear_deps_list): New static function.
15864 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
15865 (deps_list_consistent_p, dump_deps_list): New static functions.
15866 (debug_deps_list): New function.
15867 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
15869 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
15871 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
15872 use new scheduler dependencies lists.
15873 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
15874 (sched_analyze): Ditto. Initialize dependencies lists.
15875 (add_forw_dep, compute_forward_dependences): Update to use new
15876 scheduler dependencies lists.
15878 (init_dependency_caches): Init deps_obstack.
15879 (free_dependency_caches): Free deps_obstack.
15881 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
15882 new scheduler dependencies lists.
15883 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
15884 (add_back_forw_dep, delete_back_forw_dep): Ditto.
15886 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
15887 Update to use new scheduler dependencies lists.
15888 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
15889 (debug_dependencies): Ditto.
15890 (schedule_region): Update comments.
15892 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
15893 scheduler dependencies lists.
15894 (schedule_ebb): Update comments.
15896 * rtl.def (DEPS_LIST): Remove.
15898 * lists.c (unused_deps_list): Remove.
15899 (free_list): Update assertions.
15901 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
15902 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15904 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
15905 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15907 * haifa-sched.c (comments): Update.
15908 (insn_cost1): Remove. Inline the code into insn_cost ().
15909 (insn_cost): Update to use new scheduler dependencies lists. Move
15910 processing of the dependency cost to dep_cost ().
15911 (dep_cost): New function. Use it instead of insn_cost () when
15912 evaluating cost of the dependency. Use compatible interface to
15913 interact with the target.
15914 (priority): Update to use new scheduler dependencies lists.
15915 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
15916 with greater number of insns that depend on the insn.
15917 (schedule_insn): Update to use new scheduler dependencies lists. Add
15918 code to free backward dependencies lists. Inline and optimize code
15919 from resolve_dep () - see PR28071.
15920 (ok_for_early_queue_removal): Update to use new scheduler dependencies
15921 lists. Update call to targetm.sched.is_costly_dependence hook.
15923 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
15924 scheduler dependencies lists.
15926 (resolve_dep): Remove. Move the logic to schedule_insn ().
15927 (init_h_i_d): Initialize dependencies lists.
15929 (process_insn_depend_be_in_spec): Rename to
15930 process_insn_forw_deps_be_in_spec. Update to use new scheduler
15931 dependencies lists.
15932 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
15933 Update to use new scheduler dependencies lists.
15934 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
15936 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
15937 new scheduler dependencies lists.
15938 (build_intra_loop_deps): Ditto.
15940 * target.h (struct _dep): Declare to use in
15941 gcc_target.sched.is_costly_dependence.
15942 (struct gcc_target.sched.adjust_cost): Fix typo.
15943 (struct gcc_target.sched.is_costly_dependence): Change signature to
15944 use single dep_t parameter instead of an equivalent triad.
15945 (struct gcc_target.sched.adjust_cost_2): Remove.
15947 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
15949 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
15951 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
15953 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
15955 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
15956 (REG_DEP_TRUE): Document.
15958 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
15959 Change signature to correspond to the targetm.sched.adjust_cost hook.
15960 Update use in TARGET_SCHED_ADJUST_COST_2.
15961 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
15962 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
15963 new scheduler dependencies lists.
15964 (ia64_gen_check): Ditto.
15966 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
15967 scheduler dependencies lists.
15969 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
15970 signature to correspond to the targetm.sched.is_costly_dependence hook.
15971 (is_costly_group): Update to use new scheduler dependencies lists.
15973 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
15974 instead of INSN_COST () macro.
15976 2007-02-01 Ian Lance Taylor <iant@google.com>
15978 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
15980 2007-02-01 Guy Martin <gmsoft@gentoo.org>
15982 * pa.md (tp_load): Correct mfctl instruction syntax.
15984 2007-02-01 Geoffrey Keating <geoffk@apple.com>
15986 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
15987 altivec_padding_size calculation on AIX. Improve comment, add
15988 assert to verify that it's right.
15990 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
15993 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
15995 PR inline-asm/28686
15996 * global.c (global_alloc): Add mising initialization of
15999 2007-02-01 Roger Sayle <roger@eyesopen.com>
16001 * alias.c (init_alias_analysis): Correct whitespace.
16002 * bb-reorder.c (fix_edges_for_rarely_executed_code,
16003 partition_hot_cold_basic_blocks): Likewise.
16004 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
16005 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
16006 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
16007 fold_builtin_snprintf_chk, fold_builtin_printf,
16008 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
16009 do_mpfr_arg3, do_mpfr_sincos): Likewise.
16010 * cfgcleanup.c (cleanup_cfg): Likewise.
16011 * cfgexpand.c (tree_expand_cfg): Likewise.
16012 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
16013 * function.c (get_next_funcdef_no): Likewise.
16014 * gengtype.c (main): Likewise.
16015 * genmodes.c (main): Likewise.
16016 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
16017 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
16018 * ifcvt.c (noce_emit_move_insn): Likewise.
16019 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
16021 * stor-layout.c (get_best_mode): Likewise.
16022 * tree-ssa-loop-niter.c (get_val_for): Likewise.
16023 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
16024 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
16025 perform_var_substitution, solve_graph): Likewise.
16026 * tree-vrp.c (vrp_finalize): Likewise.
16028 2007-02-01 Ian Lance Taylor <iant@google.com>
16030 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
16031 high part of a paradoxical subreg, return a constant zero.
16033 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
16035 * toplev.c (lang_dependent_init): Call init_set_costs.
16036 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
16038 2007-02-01 Richard Guenther <rguenther@suse.de>
16040 PR middle-end/30656
16041 * fold-const.c (fold_negate_expr): Allow negating a
16042 constant if overflow does not change.
16044 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16046 * doc/c-tree.texi (Expression trees): Improve markup.
16047 * doc/tm.texi (Register Classes, Addressing Modes)
16048 (Floating Point): Fix spacing after abbreviations. Fix some
16051 2007-02-01 Ben Elliston <bje@au.ibm.com>
16053 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
16054 * doc/contrib.texi: Likewise.
16055 * doc/install.texi: Likewise.
16057 2007-01-31 Richard Henderson <rth@redhat.com>
16058 Ian Lance Taylor <iant@google.com>
16060 * lower-subreg.c: New file.
16061 * rtl.def (CONCATN): Define.
16062 * passes.c (init_optimization_passes): Add pass_lower_subreg and
16063 pass_lower_subreg2.
16064 * emit-rtl.c (update_reg_offset): New static function, broken out
16065 of gen_rtx_REG_offset.
16066 (gen_rtx_REG_offset): Call update_reg_offset.
16067 (gen_reg_rtx_offset): New function.
16068 * regclass.c: Revert patch of 2006-03-05, restoring
16070 (clear_reg_info_regno): New function.
16071 * dwarf2out.c (concatn_loc_descriptor): New static function.
16072 (loc_descriptor): Handle CONCATN.
16073 * common.opt (fsplit_wide_types): New option.
16074 * opts.c (decode_options): Set flag_split_wide_types when
16076 * timevar.def (TV_LOWER_SUBREG): Define.
16077 * rtl.h (gen_reg_rtx_offset): Declare.
16078 (reg_scan_update): Declare.
16079 * regs.h (clear_reg_info_regno): Declare.
16080 * tree-pass.h (pass_lower_subreg): Declare.
16081 (pass_lower_subreg2): Declare.
16082 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
16083 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
16084 -fsplit-wide-types.
16085 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
16086 * Makefile.in (OBJS-common): Add lower-subreg.o.
16087 (lower-subreg.o): New target.
16089 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16091 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
16093 2007-01-31 Anatoly Sokolov <aesok@post.ru>
16096 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
16098 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16100 PR middle-end/29335
16101 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
16103 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
16105 * cfgloop.h: Include vec-prim.h.
16106 (enum li_flags): Remove LI_ONLY_OLD.
16107 (loop_iterator): Changed.
16108 (fel_next, fel_init): Iterate over loop tree.
16109 (FOR_EACH_LOOP_BREAK): New macro.
16110 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
16112 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
16113 * modulo-sched.c (sms_schedule): Ditto.
16114 * tree-vectorizer.c (vectorize_loops): Ditto.
16115 * doc/loop.texi: Update information on loop numbering and behavior of
16116 FOR_EACH_LOOP wrto new loops.
16117 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
16118 add_to_evolution_1): Test nestedness of loops instead of comparing
16120 * tree-chrec.c (chrec_fold_plus_poly_poly,
16121 chrec_fold_multiply_poly_poly, chrec_evaluate,
16122 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
16123 reset_evolution_in_loop): Ditto.
16124 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
16126 2007-01-31 Dirk Mueller <dmueller@suse.de>
16128 * c-common.c (warn_about_parentheses): Separate warning about
16129 un-parenthized sequence of comparison operators from the one
16130 which is supposed to warn about x <= y <= z.
16132 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
16134 * optabs.h (enum optab_index): Add new OTI_isinf.
16135 (isinf_optab): Define corresponding macro.
16136 * optabs.c (init_optabs): Initialize isinf_optab.
16137 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
16139 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
16140 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
16142 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
16143 expand_builtin_interclass_mathfn.
16144 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
16145 * config/i386/i386.md (UNSPEC_FXAM): New constant.
16146 (fxam<mode>2_i387): New insn pattern.
16147 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
16148 built-in functions as x87 inline asm.
16150 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16152 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
16154 2007-01-30 Eric Christopher <echristo@apple.com>
16156 * config.gcc: Add geode.
16158 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16160 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
16161 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
16162 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
16163 value-prof.c: Fix comment typos.
16165 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16168 * doc/invoke.texi (Wpointer-arith): Document warning.
16170 2007-01-30 Janis Johnson <janis187@us.ibm.com>
16172 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
16173 the list of discrepancies from the draft TR.
16175 2007-01-30 Dirk Mueller <dmueller@suse.de>
16178 * doc/invoke.texi (-Wreturn-type): Update description to
16179 match new behavior.
16181 2007-01-30 Richard Sandiford <richard@codesourcery.com>
16183 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
16185 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
16187 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
16188 to handle optabs that operate on floating point input argument and
16189 output to integer output.
16190 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
16191 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
16192 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
16193 expand_builtin_interclass_mathfn ().
16194 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
16195 (ilogbsi2): Remove.
16196 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
16197 ilogbl built-in functions as x87 intrinsics.
16199 2007-01-30 Richard Guenther <rguenther@suse.de>
16201 PR middle-end/27657
16202 * dwarf2out.c (reference_to_unused): Query varpool if the
16203 variable was output.
16205 2007-01-30 Richard Guenther <rguenther@suse.de>
16207 PR middle-end/30313
16208 * passes.c (execute_one_pass): Reset in_gimple_form to not
16209 confuse non-unit-at-a-time mode.
16211 2007-01-29 Roger Sayle <roger@eyesopen.com>
16212 Richard Guenther <rguenther@suse.de>
16214 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
16215 avoid undefined behaviour on overflow. Use force_fit_type_double
16216 to construct the constant with the specified TREE_OVERFLOW.
16218 2007-01-29 Janis Johnson <janis187@us.ibm.com>
16220 * config/dfp-bit.c: Add parameterized support for fp exceptions.
16221 * config/dfp-bit.h: Ditto.
16223 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16225 * c-decl.c (pop_scope): Replace warnings with call to
16226 warn_for_unused_label.
16227 * c-common.h (warn_for_unused_label): Declare.
16228 * c-common.c (warn_for_unused_label): Define.
16230 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16232 * tree-optimize.c (update_inlined_to_pointers): Delete unused
16235 2007-01-29 Janis Johnson <janis187@us.ibm.com>
16237 * Makefile.in (USER_H): Remove decfloat.h.
16238 * ginclude/decfloat.h: Delete, moving contents to ...
16239 * ginclude/float.h: Add support for decimal floating point,
16240 guarded by __STDC_WANT_DEC_FP__.
16242 2007-01-29 Mike Stump <mrs@apple.com>
16244 * doc/gccint.texi (Top): Rename Loop Representation to Loop
16245 Analysis and Representation to resolve case insensitive conflict.
16246 * doc/loop.texi (Loop Analysis and Representation): Likewise.
16248 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
16250 * tree.h (struct tree_memory_tag): Add aliases member.
16251 (MTAG_ALIASES): New macro.
16252 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
16253 (add_may_alias): Remove pointer-set. Update for may_aliases being
16255 (mark_aliases_call_clobbered): Update for may_aliases being a
16257 (compute_tag_properties): Ditto.
16258 (create_partition_for): Ditto.
16259 (compute_memory_partitions): Ditto.
16260 (dump_may_aliases_for): Ditto.
16261 (is_aliased_with): Ditto.
16262 (add_may_alias_for_new_tag): Ditto.
16263 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
16264 (compute_is_aliased): New function.
16265 (compute_may_aliases): Call compute_is_aliased).
16266 (init_alias_info): Initialize alias_bitmap_obstack.
16267 (union_alias_set_into): New function.
16268 (compute_flow_sensitive_aliasing): Use union_aliases_into.
16269 (have_common_aliases_p): Rewrite to take two bitmaps and use
16271 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
16272 Update for bitmaps.
16273 (finalize_ref_all_pointers): Update for add_may_alias changes.
16274 (new_type_alias): Ditto.
16275 * tree-flow-inline.h (may_aliases): Return a bitmap.
16276 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
16277 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
16278 may_aliases being a bitmap.
16279 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
16280 may_aliases now returns a bitmap.
16281 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
16283 * tree-ssa-operands.c (add_virtual_operand): Update for
16284 may_aliases being a bitmap.
16286 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
16288 PR tree-optimization/30630
16289 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
16290 variable as changed.
16292 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
16295 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
16296 expanded only once even if an error occurs.
16298 2007-01-29 Ben Elliston <bje@au.ibm.com>
16300 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
16301 (__gcov_average_profiler): Likewise.
16302 (__gcov_ior_profiler): Likewise.
16303 (__gcov_merge_ior): Likewise.
16305 2007-01-28 Jan Hubicka <jh@suse.cz>
16307 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
16308 * value-prof.c (stringop_block_profile): Likewise.
16310 2007-01-28 Jan Hubicka <jh@suse.cz>
16312 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
16313 Add variant handling histograms; add wrapper.
16314 (clear_storage_via_libcall): Export.
16315 (emit_block_move_hints): Break out from ...; add histograms.
16316 (emit_block_move): ... this one.
16317 (clear_storage_hints): Break out from ...; add histograms.
16318 (clear_storage): ... this one.
16319 (set_storage_via_memset): Handle histogram.
16320 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
16321 (clear_storage_hints, clear_storage_via_libcall): Declare.
16322 (set_storage_via_setmem): Update prototype.
16323 * doc/md.texi (movmem, setmem): Document new arguments.
16325 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
16326 Add new histograms.
16327 (stringop_block_profile): New global function.
16328 (tree_stringops_values_to_profile): Profile block size and alignment.
16329 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
16331 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
16332 (stringop_block_profile): Declare.
16333 * builtins.c: Include value-prof.h.
16334 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
16335 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
16336 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
16337 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
16338 * profile.c (instrument_values): Add new counters.
16339 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
16341 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
16342 (tree_init_edge_profiler): Build new profilers.
16343 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
16344 (pass_tree_profile): Add dump.
16345 (tree_profile_hooks): Update.
16346 * Makefile.in (LIBGCOV): Add new constants.
16347 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
16348 __gcov_ior_profiler): New.
16349 * i386.md (movmem/setmem expanders): Add new optional arguments.
16351 2007-01-28 David Edelsohn <edelsohn@gnu.org>
16353 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
16355 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
16357 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
16358 (tree_unswitch_single_loop): Pass eni_size_weights to
16359 tree_num_loop_insns.
16360 * tree-ssa-loop-manip.c: Include tree-inline.h.
16361 (can_unroll_loop_p): Pass eni_size_weights to
16362 tree_num_loop_insns.
16363 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
16364 Pass eni_size_weights to estimate_num_insns.
16365 * tree.h (init_inline_once): Export.
16366 * toplev.c (backend_init): Call init_inline_once.
16367 * cgraphunit.c (cgraph_process_new_functions,
16368 cgraph_analyze_function): Pass eni_inlining_weights to
16369 estimate_num_insns.
16370 * ipa-inline.c (compute_inline_parameters): Ditto.
16371 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
16372 to estimate_num_insns.
16373 (try_unroll_loop_completely): Pass eni_size_weights to
16374 tree_num_loop_insns.
16375 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
16376 ot estimate_num_insns.
16377 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
16378 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
16379 * tree-inline.c (eni_inlining_weights, eni_size_weights,
16380 eni_time_weights): New variables.
16381 (init_inline_once): Initialize them.
16382 (struct eni_data): Mew.
16383 (estimate_num_insns_1, estimate_num_insns): Use weights.
16384 * tree-inline.h (struct eni_weights_d): New.
16385 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
16386 (estimate_num_insns): Declaration changed.
16387 * cfgloop.h (tree_num_loop_insns): Declaration changed.
16388 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
16389 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
16391 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
16393 * tree-data-ref.c (conflict_fn): Assert that the number of affine
16394 relations in the conflict function is valid.
16396 2007-01-27 Ian Lance Taylor <iant@google.com>
16398 * common.opt: Add fstrict-overflow.
16399 * opts.c (decode_options): Set flag_strict_overflow if -O2.
16400 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
16401 (TYPE_OVERFLOW_UNDEFINED): Define.
16402 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
16404 * tree.h (TYPE_TRAP_SIGNED): Don't define.
16405 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
16406 (fold_negate_expr): Likewise.
16407 (make_range): Likewise.
16408 (extract_muldiv_1): Likewise.
16409 (maybe_canonicalize_comparison): Likewise.
16410 (fold_comparison): Likewise.
16411 (fold_binary): Likewise.
16412 (tree_expr_nonnegative_p): Likewise.
16413 (tree_expr_nonzero_p): Likewise.
16414 * tree-vrp.c (compare_values): Likewise.
16415 (extract_range_from_binary_expr): Likewise.
16416 (extract_range_from_unary_expr): Likewise.
16417 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
16419 (nowrap_type_p): Likewise.
16420 * tree-scalar-evolution.c (simple_iv): Likewise.
16421 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
16422 (build_range_check): Likewise.
16423 (extract_muldiv_1): Likewise.
16424 (fold_comparison): Likewise.
16425 * tree-vrp.c (vrp_int_const_binop): Likewise.
16426 (extract_range_from_unary_expr): Likewise.
16427 * convert.c (convert_to_integer): Likewise.
16428 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
16429 (fold_comparison): Likewise.
16430 (fold_binary): Likewise.
16431 * optabs.c (optab_for_tree_code): Likewise.
16432 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
16433 * simplify-rtx.c (simplify_const_relational_operation): Check
16434 flag_strict_overflow and flag_trapv.
16435 (simplify_const_relational_operation): Likewise.
16436 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
16437 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
16440 2007-01-27 Roger Sayle <roger@eyesopen.com>
16442 * tree.c (tree_fold_gcd): Delete.
16443 * tree.h (tree_fold_gcd): Remove prototype.
16444 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
16445 test whether one constant integer is a multiple of another. Instead
16446 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
16447 * fold-const.c (multiple_of_p): We've determined both TOP and
16448 BOTTOM are integer constants so we can call int_const_binop directly
16449 instead of the more generic const_binop.
16451 2007-01-27 Roger Sayle <roger@eyesopen.com>
16453 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
16454 1*X check that the constant hasn't overflowed, to preserve the
16456 (round_up): Provide an efficient implementation when rouding-up an
16457 INTEGER_CST to a power-of-two.
16459 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16461 * doc/sourcebuild.texi: Add comma for clarity.
16462 * doc/extend.texi: Fix some typos.
16463 * doc/passes.texi: Likewise.
16464 * doc/cppinternals.texi: Likewise.
16465 * doc/c-tree.texi: Likewise.
16466 * doc/tree-ssa.texi: Likewise.
16467 * doc/install.texi: Likewise.
16469 2007-01-27 Jan Hubicka <jh@suse.cz>
16471 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
16472 (pass_sra): Do not require alias information.
16473 * passes.c (init_optimization_passes): Add SRA
16475 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
16477 * tracer.c (rest_of_handle_tracer): We already cleaned
16478 up the CFG in tracer() so don't do it here again.
16479 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
16480 cleanup_cfg here, either. And don't call renumber_insns.
16482 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
16483 and BB_HEAD are in the insn stream here. Instead make sure
16484 that BB_INSN is valid on all insns. Also, do check here that
16485 there are no pending branch predictions...
16486 (rtl_verify_flow_info): ...instead of doing it here. Checks
16487 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
16490 2007-01-26 Roger Sayle <roger@eyesopen.com>
16492 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
16493 function to simplify/factorize operand order canonicalization.
16494 (ix86_fixup_binary_operands): Reorganize using the above function.
16495 (ix86_binary_operator_ok): Likewise.
16497 2007-01-27 Jakub Jelinek <jakub@redhat.com>
16499 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
16500 file scope from optimize_attrs.
16501 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
16503 (optimize_attrs): Clear insn_code_values after freeing it.
16505 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
16507 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
16508 a parts.base assignment.
16510 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
16512 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
16513 (compute_subscript_distance, initialize_data_dependence_relation,
16514 finalize_ddr_dependent, analyze_ziv_subscript,
16515 analyze_siv_subscript_cst_affine,
16516 compute_overlap_steps_for_affine_univar,
16517 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
16518 analyze_siv_subscript, analyze_miv_subscript,
16519 analyze_overlapping_iterations, subscript_dependence_tester_1,
16520 compute_self_dependence, free_dependence_relation): Work
16521 with affine_fn instead of chrecs.
16522 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
16523 common_affine_function, affine_function_base,
16524 affine_function_constant_p, affine_fn_op, affine_fn_plus,
16525 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
16526 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
16527 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
16528 (all_chrecs_equal_p): Removed.
16529 * tree-data-ref.h (affine_fn, conflict_function): New types.
16530 (struct subscript): Change type of conflicting_iterations_in_a
16531 and conflicting_iterations_in_b.
16533 2007-01-26 Steve Ellcey <sje@cup.hp.com>
16536 * config/pa/pa.h (TARGET_HPUX_11): New.
16537 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
16538 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
16540 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
16541 Richard Guenther <rguenther@suse.de>
16543 * tree-ssa-structalias.c (solve_graph): Handle case
16544 we merged the variable to another.
16546 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16548 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
16551 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
16552 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
16554 2007-01-25 DJ Delorie <dj@redhat.com>
16556 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
16557 allow changes to modes which don't fit in those registers.
16559 * reload1.c (choose_reload_regs): Check for invalid subregs before
16560 computing their locations, not after.
16562 2007-01-25 Geoffrey Keating <geoffk@apple.com>
16565 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
16566 save Altivec registers in an eh_return function.
16567 (compute_vrsave_mask): Likewise.
16568 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
16569 for saving Altivec registers.
16570 (rs6000_emit_prologue): Don't allocate stack twice in
16571 eh_return function. Correct expected value of altivec_save_offset
16572 when using save_world. Describe save of R0 to stack when using
16573 save_world. Describe stack pointer adjustment when using
16574 save_world. Remove duplicated eh_return parameter register saving.
16575 Update sp_offset variable after save_world.
16576 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
16578 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
16579 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
16582 2007-01-25 Steve Ellcey <sje@cup.hp.com>
16584 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
16586 2007-01-25 Steve Ellcey <sje@cup.hp.com>
16589 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
16590 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
16592 2007-01-25 Richard Guenther <rguenther@suse.de>
16594 * doc/invoke.texi (-Wcoverage-mismatch): Document.
16595 * common.opt (-Wcoverage-mismatch): New warning option.
16596 * coverage.c (get_coverage_counts): Ignore coverage mismatch
16597 if -Wcoverage-mismatch is given.
16599 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
16601 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
16602 (ipcp_driver): Change to static definition.
16603 Add dumping of the ifunctions.
16604 (constant_val_insert): Remove unused parameter. Support for SSA.
16605 (ipcp_propagate_const): Support for SSA.
16606 (ipcp_profile_bb_print): Print only analyzed nodes.
16607 (ipcp_replace_map_create): Remove support for Fortran constant
16609 * ipa-prop.c (ipa_method_modify_stmt,
16610 ipa_callsite_compute_param): Support for SSA.
16611 * ipa-prop.h (ipcp_driver): Remove declaration.
16612 (IS_VALID_TREE_MAP_INDEX): Add define.
16614 2007-01-24 Geoffrey Keating <geoffk@apple.com>
16616 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
16618 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16620 PR middle-end/30447
16621 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
16622 constant argument to cabs and do it without checking for
16623 -funsafe-math-optimizations.
16625 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
16627 * c-common.h (RID_FIRST_CXX0X): New.
16628 (RID_LAST_CXX0X): New.
16629 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
16631 * c.opt (Wc++0x-compat): New.
16632 * doc/invoke.texi (-Wc++0x-compat): Document.
16634 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16636 * builtins.c (fold_builtin_carg): New.
16637 (fold_builtin_1): Use it.
16639 2007-01-24 Jan Hubicka <jh@suse.cz>
16641 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
16643 * ipa-inline.c (initial_insns, max_insns): Delete.
16644 (compute_max_insns): New function.
16645 (cgraph_decide_inlining_of_small_function): Use it; take minimal
16646 amount of insns as base for code growth.
16647 (cgraph_decide_inlining): Make initial_insns local; do not compute
16649 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
16650 * doc/invoke.texi (inline-unit-growth): Update docs.
16652 2007-01-24 Jakub Jelinek <jakub@redhat.com>
16654 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
16655 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
16656 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
16657 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
16658 for CPUs that have PTA_CX16 set.
16660 PR middle-end/27416
16661 * gimplify.c (omp_check_private): New function.
16662 (gimplify_scan_omp_clauses): Use it for
16663 firstprivate/lastprivate/reduction.
16665 PR middle-end/30494
16666 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
16667 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
16669 PR middle-end/30421
16670 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
16671 If lower_lastprivate_clauses emits some statements, append them
16672 to dlist rather than body_p and to body_p append an initializer.
16673 (lower_omp_for): Adjust caller.
16675 2007-01-24 Steve Ellcey <sje@cup.hp.com>
16677 * target.h (globalize_decl_name): New.
16678 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
16679 * output.h (default_globalize_decl_name): New.
16680 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
16682 (globalize_decl): Ditto.
16683 (default_globalize_decl_name): New.
16684 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
16685 (ia64_handle_version_id_attribute): New.
16686 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
16687 (ia64_asm_output_external): Use globalize_decl_name instead
16688 of globalize_label.
16689 * doc/extend.texi (version_id): New pragma.
16690 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
16692 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
16694 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
16695 _uleb128_t and _Unwind_SWord with _sleb128_t.
16696 * unwind-dw2.c (extract_cie_info, execute_stack_op,
16697 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
16699 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
16700 * unwind-pe.h (read_uleb128, read_sleb128,
16701 read_encoded_value_with_base): Likewise.
16702 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
16704 2007-01-24 Richard Guenther <rguenther@suse.de>
16706 * builtins.c (expand_builtin_cexpi): Get the fndecl
16707 for cexp in the correct way.
16709 2007-01-24 Jan Hubicka <jh@suse.cz>
16711 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
16714 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
16716 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
16717 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
16718 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
16719 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
16720 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
16721 __SIZEOF_PTRDIFF_T__.
16722 * doc/cpp.texi: Documentation for the new builtin macros added.
16724 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
16726 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
16727 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
16728 instead of operands[2] to avoid access past the end of array.
16730 2007-01-24 Richard Sandiford <richard@codesourcery.com>
16732 * reload1.c (emit_reload_insns): Pass the reload register
16733 for a non-spill output reload through forget_old_reloads_1.
16735 2007-01-23 Joseph Myers <joseph@codesourcery.com>
16737 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
16738 _SOFT_DOUBLE if doubles use software floating-point.
16739 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
16740 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
16741 * config/rs6000/darwin-ldouble.c: Also compile functions for
16742 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
16743 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
16744 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
16745 commented-out long double override.
16746 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
16747 * config/rs6000/eabispe.h: Likewise.
16748 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
16749 long double for non-SPE.
16750 (rs6000_handle_option): Likewise.
16751 (invalid_e500_subreg): Disallow more subregs involding DImode,
16752 DFmode, TImode or TFmode.
16753 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
16755 (legitimate_lo_sum_address_p): Also check for TFmode for E500
16757 (rs6000_legitimize_address): Also handle TFmode for E500 double.
16758 (rs6000_legitimize_reload_address): Also handle TFmode for E500
16760 (rs6000_legitimate_address): Also check for TFmode for E500
16762 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
16763 (spe_build_register_parallel): Handle TFmode and TCmode.
16764 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
16766 (function_arg): Handle TFmode and TCmode for E500 double.
16767 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
16769 (print_operand): Handle TFmode and TImode for %y.
16770 (rs6000_generate_compare): Handle TFmode comparisons for E500
16772 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
16773 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
16774 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
16775 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
16776 TFmode for E500 double.
16777 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
16778 (floatsidf2): Enable for E500 double.
16779 (movtf_softfloat): Use rs6000_nonimmediate_operand.
16780 (extenddftf2): Change to extenddftf2_fprs.
16781 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
16782 depending on TARGET_E500_DOUBLE.
16783 (extendsftf2): Enable for E500 double.
16784 (trunctfdf2): Enable for E500 double.
16785 (trunctfsf2): Change to trunctfsf2_fprs.
16786 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
16787 depending on TARGET_E500_DOUBLE.
16788 (floatsitf2): Enable for E500 double.
16789 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
16790 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
16791 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
16792 (negtf2): Change to negtf2_internal.
16793 (negtf2): New expander.
16794 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
16795 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
16796 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
16797 (movdi_internal32): Use rs6000_nonimmediate_operand.
16798 (unnamed splitter): Likewise.
16799 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
16800 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
16801 (SPE64TF, DITI): New mode macros.
16802 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
16805 (frob_<mode>_di_2): New.
16806 (frob_tf_di_8_2): New.
16807 (frob_di_df): Change to frob_di_<mode>; allow more modes.
16809 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
16811 (frob_ti_<mode>_8_2): New.
16812 (frob_ti_tf_2): New.
16813 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
16814 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
16816 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
16817 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
16818 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
16819 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
16820 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
16821 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
16824 2007-01-23 Ian Lance Taylor <iant@google.com>
16826 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
16828 (OBJS-archive): Reformat, alphabetize.
16829 (OBJS): Change out_object_file to OBJS-md.
16831 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
16833 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
16834 JUMP_P and CALL_P predicates where applicable.
16835 * config/i386/i386.c: Ditto.
16836 * config/i386/i386.md: Ditto.
16837 * config/i386/mmx.md: Ditto.
16838 * config/i386/predicates.md: Ditto.
16840 2007-01-22 Andreas Schwab <schwab@suse.de>
16842 * config/m68k/m68k.h: Fix comment.
16844 2007-01-22 Jan Hubicka <jh@suse.cz>
16846 * passes.c (init_optimization_passes): Do not rerun
16847 pass_early_warn_uninitialized.
16849 2007-01-22 Richard Guenther <rguenther@suse.de>
16851 PR tree-optimization/30038
16852 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
16854 (execute_cse_sincos_1): Likewise.
16855 (execute_cse_sincos): Likewise.
16856 (gate_cse_sincos): Likewise.
16857 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
16858 the cexpi() canonicalization of sincos().
16859 * tree-pass.h (pass_cse_sincos): Declare.
16860 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
16862 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
16864 PR rtl-optimization/29329
16865 * combine.c (replaced_rhs_insn): Rename to i2mod.
16866 (replaced_rhs_value): Rename to i2mod_new_rhs.
16867 (i2mod_old_rhs): New global variable.
16868 (combine_instructions): Adjust for above change. Save a copy of
16869 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
16870 note are substituted in the second instruction.
16871 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
16872 ditch the note if it pertains to the second eliminated register
16873 and this register is mentioned in i2mod_old_rhs.
16876 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
16878 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
16879 the insn to which the note was originally attached.
16881 2007-01-21 Jan Hubicka <jh@suse.cz>
16883 * ipa-inline.c (inlining_mode): Comment, move up.
16884 (cgraph_decide_inlining_incrementally): Do not perform inlining
16885 itself; fix handling of flattening of self recursive functions.
16886 (cgraph_find_cycles): Remove.
16887 (cgraph_flatten_node): Remove.
16888 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
16889 (try_inline): New function.
16890 (cgraph_early_inlining): Update call of
16891 cgraph_decide_inlining_incrementally. Apply inlining here.
16892 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
16894 2007-01-21 Dirk Mueller <dmueller@suse.de>
16897 * tree-vrp.c (check_array_bounds): do not warn
16898 about ADDR_EXPR's of ARRAY_REF's which are immediately
16899 used in binary expressions.
16901 2007-01-21 Ira Rosen <irar@il.ibm.com>
16903 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
16904 read_write_dep and macros for its access.
16905 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
16906 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
16907 argument, call vect_check_interleaving for every independent pair of
16908 data-refs. Mark loads that access the same memory location as a store
16910 (vect_check_dependences): Remove.
16911 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
16912 call, fix the call to vect_analyze_data_ref_dependence.
16913 (vect_analyze_data_ref_access): For statements that access the same
16914 data-ref, check that they are not stores; for loads, check that there
16915 is no store that access the same location.
16917 2007-01-20 Roger Sayle <roger@eyesopen.com>
16918 Joseph Myers <joseph@codesourcery.com>
16920 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
16921 (-fdump-rtl-stack): Likewise.
16922 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
16923 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
16924 (-mpt-fixed): Use @minus{} for minus sign.
16925 (Using Precompiled Headers): Fix under/overfull hbox.
16927 2007-01-20 Jan Hubicka <jh@suse.cz>
16929 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
16930 place within annotation.
16932 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16934 * pa.c (output_move_double): Change array size of xoperands to 4.
16936 2007-01-20 Jan Hubicka <jh@suse.cz>
16938 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
16941 2007-01-19 Ian Lance Taylor <iant@google.com>
16943 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
16944 constant to unsigned HOST_WIDE_INT before negating.
16946 2007-01-19 Ian Lance Taylor <iant@google.com>
16948 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
16950 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
16951 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
16952 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
16953 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
16954 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
16955 (realloc_vdef, realloc_vuse): Change second parameter to
16957 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
16958 fields to unsigned.
16959 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
16960 unsigned. Change x and lim locals to unsigned.
16961 (realloc_vdef, realloc_vuse): Change num_elem parameter to
16963 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
16964 (copy_virtual_operands): Change i and n locals to unsigned.
16966 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16968 PR middle-end/29335
16969 * builtins.c (fold_builtin_1): Handle builtin fdim.
16971 2007-01-20 Jan Hubicka <jh@suse.cz>
16973 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
16974 * tree-ssa-structalias.c (compute_points_to_sets): Do call
16975 init_alias_heapvars.
16976 (init_alias_heapvars): Initialize only when not already initialized.
16977 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
16979 2007-01-19 Roger Sayle <roger@eyesopen.com>
16981 * common.opt (fsigned-zeros): New command line option.
16982 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
16983 of flag_unsafe_math_optimizations.
16984 * opts.c (set_fast_math_flags): The -ffast-math command line option
16985 implies -fno-signed-zeros.
16986 (fast_math_flags_set_p): Likewise.
16988 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
16989 the documentation of -ffast-math appropriately. Wrap long lines.
16991 2007-01-19 Steve Ellcey <sje@cup.hp.com>
16993 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
16994 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
16996 2007-01-19 Tomas Bily <tbily@suse.cz>
16998 * cgraphunit.c (cgraph_finalize_function): Updating of pid
17000 (tree_init_ic_make_global_vars): New function
17001 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
17002 (tree_gen_ic_profiler): New function
17003 (tree_gen_ic_func_profiler): New function
17004 (tree_profiling): Added calling of tree_gen_ic_func_profiler
17005 (tree_profile_hooks): Added hook for indirec/virtual calls
17006 * value-prof.c (tree_find_values_to_profile): New case for
17008 (tree_values_to_profile): Call for determining indirect/virtual
17010 (tree_indirect_call_to_profile): New function
17011 (tree_ic_transform): New function
17012 (tree_ic): New function
17013 (find_func_by_pid): New function
17014 (init_pid_map): New function
17015 (tree_value_profile_transformations): Added check for
17016 indirect/virtual call transformation
17017 * value-prof.h (enum hist_type): New counter type for
17018 indirect/virtual calls
17019 (profile_hooks): Added new hook for profiling indirect/virtual
17021 * profile.c (instrument_values): New case for indirect/virtual
17023 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
17024 (GCOV_COUNTER_V_INDIR): New counter type
17025 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
17026 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
17028 * cgraph.c: Definition of cgraph_max_pid
17029 (cgraph_create_node): Default init of pid attribute
17030 * cgraph.h: Declaration of cgraph_max_pid
17031 (struct cgraph_node): Added pid attribute
17032 * libgcov.c (__gcov_indirect_call_profiler): New function
17033 (__gcov_one_value_profiler_body): New function
17034 (__gcov_one_value_profiler): Body was moved to
17035 __gcov_one_value_profiler_body and calls it
17037 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
17039 * doc/gty.texi (Options): Document the mark_hook option to GTY.
17040 * gengtype.c (write_types_data, write_func_for_structure,
17041 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
17042 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
17043 (walk_type, write_func_for_structure): Generate the mark_hook if
17046 2007-01-19 Jan Hubicka <jh@suse.cz>
17048 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
17049 'early' argument take inlining mode argument specifying whether to
17050 inline for size/speeed or all functions; add support for flattening;
17052 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
17054 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17057 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
17058 the name of the declared identifier.
17060 2007-01-19 Dirk Mueller <dmueller@suse.de>
17062 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
17063 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
17064 duplicate evaluation.
17066 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
17068 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
17069 Macroize expander using X87MODEF12 mode macro. Extend operand 1
17070 to XFMode, use acosxf2 and truncate result to requested mode.
17071 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
17072 (asin<mode>2): Similarly, with asin expanders.
17073 (*fscalexf4_i387): Rename from *fscalexf4.
17074 (expNcorexf3): New expander.
17075 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
17076 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
17077 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
17078 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
17079 patterns for SSE math.
17080 (exp10<mode>2): Similarly, with exp10 expanders.
17081 (exp2<mode>2): Similarly, with exp2 expanders.
17082 (expm1<mode>2): Similarly, with expm1 expanders.
17083 (ldexp<mode>3): Similarly, with ldexp expanders.
17084 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
17085 Use gen_truncxf<mode>2_i387_noop to truncate result.
17087 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17089 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
17090 for ColdFire targets.
17092 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
17093 Richard Sandiford <richard@codesourcery.com>
17095 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
17096 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
17097 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
17098 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
17099 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
17100 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
17102 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17104 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
17105 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
17106 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
17107 (*adddi_dilshr32_cf): New pattern.
17108 (adddi3, subdi3): Remove first alternatives.
17110 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17112 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
17113 implemented using move.l, do not use its cc result for floating-point
17116 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17118 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
17119 from accepting 's' constraints if flag_pic.
17121 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17123 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
17124 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
17125 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
17126 condition from TARGET_68881 to TARGET_HARD_FLOAT.
17128 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
17130 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
17131 ColdFire alternatives.
17132 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
17133 * config/m68k/m68k.md (clzsi2): Define for ColdFire
17134 architectures that support ff1 instruction.
17136 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17137 Julian Brown <julian@codesourcery.com>
17139 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
17140 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
17141 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
17144 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17146 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
17148 (output_move_const_into_data_reg, output_move_simode_const): Delete.
17149 * config/m68k/m68k.c (const_method, const_int_cost): Take a
17150 HOST_WIDE_INT instead of an rtx.
17151 (m68k_rtx_costs): Update call accordingly.
17152 (output_move_const_into_data_reg): Likewise. Fix formatting.
17153 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
17155 (output_move_simode_const): Update calls after above changes.
17156 Rework to use automatic variables and predicates like MEM_P.
17157 * config/m68k/m68k.md (pushexthisi_const): Update call to
17160 2007-01-19 Dirk Mueller <dmueller@suse.de>
17162 * tree-ssa-alias.c (perform_var_substitution): Fix typo
17163 in dump_flags test.
17165 2007-01-19 Richard Guenther <rguenther@suse.de>
17167 * builtins.c (expand_builtin_cexpi): Fall back to expanding
17168 via cexp in case sincos is not available.
17170 2007-01-19 Richard Guenther <rguenther@suse.de>
17172 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
17173 * defaults.h (TARGET_HAS_SINCOS): Default to off.
17174 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
17175 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
17176 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
17177 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
17178 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
17179 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
17181 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
17183 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
17185 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
17186 (atan2xf3): Directly generate RTL pattern.
17187 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
17188 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
17189 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17190 disable patterns for SSE math.
17191 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
17192 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
17193 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17194 disable patterns for SSE math.
17196 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
17198 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
17200 2007-01-18 Roger Sayle <roger@eyesopen.com>
17202 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
17203 VIEW_CONVERT_EXPR to the same type as it's operand.
17205 2007-01-18 David Edelsohn <edelsohn@gnu.org>
17207 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
17208 configured for long double 128.
17210 2007-01-18 Mike Stump <mrs@apple.com>
17212 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
17215 2007-01-18 Michael Meissner <michael.meissner@amd.com>
17217 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
17220 2007-01-18 Jan Hubicka <jh@suse.cz>
17222 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
17223 greater than NUM_VOP_FREE_BUCKETS.
17225 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
17227 * tree-ssa-structalias.c: Update comments.
17228 (ptabitmap_obstack): Removed.
17229 (pta_obstack): New.
17230 (oldpta_obstack): Ditto.
17231 (stats): Add a few members.
17232 (struct variable_info): Remove node, complex, address_taken, and
17233 indirect_target members. Add oldsolution member.
17234 (new_var_info): Do not initialize removed members.
17235 (constraint_expr_type): Remove INCLUDES.
17236 (constraint_graph): Add size, implicit_preds, rep,
17237 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
17238 (FIRST_REF_NODE): New macro.
17239 (LAST_REF_NODE): Ditto.
17240 (FIRST_ADDR_NODE): Ditto.
17241 (find): New function.
17243 (dump_constraint): Do not handle INCLUDES.
17244 (insert_into_complex): Do not insert duplicate constraints.
17245 (condense_varmap_nodes): Renamed and rewritten into ...
17246 (merge_node_constraints): This. Also fix bug in handling of
17247 offseted copy constraints.
17248 (clear_edges_for_node): No longer need to deal with preds at all,
17249 or removing associated preds/succs.
17250 (merge_graph_nodes): Deal with indirect_cycles.
17251 Don't deal with predecessors.
17252 (add_implicit_graph_edge): New function.
17253 (add_pred_graph_edge): Ditto.
17254 (add_graph_edge): Don't deal with predecessors.
17255 (build_constraint_graph): Removed.
17256 (build_pred_graph): New function.
17257 (build_succ_graph): Ditto.
17258 (struct scc_info): Removed in_component. Added roots, dfs, and
17259 node_mapping. Remove visited_index, unification_queue.
17260 (scc_visit): Deal with union-find we do now.
17261 Deal with cycles with REF nodes.
17262 (collapse_nodes): Renamed and rewritten to ...
17263 (unify_nodes): This.
17264 (process_unification_queue): Removed.
17265 (topo_visit): Cleanup
17266 (do_da_constraint): Use find.
17267 (do_sd_constraint): Ditto.
17268 (do_ds_constraint): Ditto.
17269 (do_complex_constraint): Ditto.
17270 (init_scc_info): Update for removed and added members.
17271 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
17272 (find_indirect_cycles): This.
17273 (equivalence_class): New variable.
17274 (label_visit): New function.
17275 (perform_variable_substitution): Rewritten.
17276 (free_var_substitution_info): New function.
17277 (find_equivalent_node): Ditto.
17278 (move_complex_constraints): Ditto.
17279 (eliminate_indirect_cycles): Ditto.
17280 (solve_graph): Only propagate changed bits.
17281 Use indirect cycle elimination.
17283 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
17284 (tree_id_eq): Renamed to ...
17285 (tree_vi_eq): This. Update for member change
17286 (insert_id_for_tree): Renamed and rewritten to ...
17287 (insert_vi_for_tree): This.
17288 (lookup_id_for_tree): Renamed and rewritten to ...
17289 (lookup_vi_for_tree): This.
17290 (get_id_for_tree): Renamed and rewritten to ...
17291 (get_vi_for_tree): Ditto.
17292 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
17293 (process_constraint): Don't handle INCLUDES.
17294 Remove special ADDRESSOF case.
17295 (find_func_aliases): Rewrite to use vi functions instead of id
17297 (create_function_info_for): Ditto.
17298 (create_variable_info_for): Ditto.
17299 (intra_create_variable_infos): Ditto.
17300 (merge_smts_into): Ditto.
17301 (find_what_p_points_to): Ditto.
17302 (init_base_vars): Ditto.
17303 (init_alias_vars): Ditto.
17304 (remove_preds_and_fake_succs): New function.
17305 (dump_sa_points_to_info): Dump new stats.
17306 (dump_solution_for_var): Use find.
17307 (set_used_smts): Fix formatting.
17308 (compute_points_to_sets): Updated for new functions.
17309 (ipa_pta_execute): Ditto.
17311 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17312 Richard Sandiford <richard@codesourcery.com>
17314 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
17316 * calls.c (expand_call): If the return value is a PARALLEL,
17317 extract its first member.
17318 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
17319 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
17320 use FUNCTION_EXTRA_EPILOGUE.
17321 (m68k_function_value): Return a PARALLEL if the return value
17322 is of a pointer type.
17323 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
17324 (FUNCTION_EXTRA_EPILOGUE): Remove.
17325 * config/m68k/m68k.md (D0_REG): New constant.
17327 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17329 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
17330 output a NOP for empty epilogues.
17332 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17334 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
17335 before function. Extend register save check to include all
17336 registers, not just integer ones.
17338 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17340 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
17341 (m68k_use_return_insn): ...this.
17342 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
17343 * config/m68k/m68k.c (use_return_insn): Rename to...
17344 (m68k_use_return_insn): ...this.
17345 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
17346 of USE_RETURN_INSN.
17348 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17350 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
17351 nearest even, fix denormal rounding overflow.
17353 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17355 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
17356 f%$smove and f%$move.
17357 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
17358 (extendsfdf2_cf): Use fdmove instead of f%&move.
17359 (truncdfsf2_cf): Use fsmove instead of f%$smove.
17360 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
17362 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17364 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
17367 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17369 * real.h (real_format): Add a canonical_nan_lsbs_set field.
17370 (coldfire_single_format): Declare.
17371 (coldfire_double_format): Likewise.
17372 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
17373 of qnan_msb_set to determine the lower bits of a canonical
17375 (encode_ieee_double): Likewise.
17376 (encode_ieee_quad): Likewise.
17377 (ieee_single_format): Initialize canonical_nan_lsbs_set.
17378 (mips_single_format): Likewise.
17379 (ieee_double_format): Likewise.
17380 (mips_double_format): Likewise.
17381 (ieee_extended_motorola_format): Likewise.
17382 (ieee_extended_intel_96_format): Likewise.
17383 (ieee_extended_intel_128_format): Likewise.
17384 (ieee_extended_intel_96_round_53_format): Likewise.
17385 (ibm_extended_format): Likewise.
17386 (mips_extended_format): Likewise.
17387 (ieee_quad_format): Likewise.
17388 (mips_quad_format): Likewise.
17389 (vax_f_format): Likewise.
17390 (vax_d_format): Likewise.
17391 (vax_g_format): Likewise.
17392 (i370_single_format): Likewise.
17393 (i370_double_format): Likewise.
17394 (decimal_single_format): Likewise.
17395 (decimal_double_format): Likewise.
17396 (decimal_quad_format): Likewise.
17397 (c4x_single_format): Likewise.
17398 (c4x_extended_format): Likewise.
17399 (real_internal_format): Likewise.
17400 (coldfire_single_format): New real_format.
17401 (coldfire_double_format): Likewise.
17402 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
17403 canonical_nan_lsbs_set.
17404 (pdp11_d_format): Likewise.
17405 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
17406 if TARGET_COLDFIRE_CPU.
17408 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17410 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
17411 (output_call, m68k_legitimize_call_address): Declare.
17412 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
17413 parenthesees. Add support for a 'W' constraint.
17414 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
17415 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
17416 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
17417 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
17419 (override_options): Initialize them. Do not set flag_no_function_cse
17420 for TARGET_ID_SHARED_LIBRARY.
17421 (m68k_output_pic_call): Delete.
17422 (m68k_legitimize_call_address): New function.
17423 (print_operand): Remove the %o prefix. Handle the %p prefix.
17424 (output_call): New function.
17425 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
17426 target address from the GOT if symbolic jumps are not allowed.
17427 * config/m68k/m68k.md (call, general_operand): Do not set
17428 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
17429 Merge separate flag_pic and !flag_pic define_insns into...
17430 (*call, *call_value): ...these new patterns. Match the address
17431 rather than the containing MEM and require it to be a call_operand.
17432 Use output_call to generate the asm template.
17433 * config/m68k/predicates.md (const_call_operand): New predicate.
17434 (call_operand): Likewise.
17436 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17438 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
17439 (STACK_GROWS_DOWNWARD): Define to 1.
17440 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
17441 comments, emphasizing that these values are only defaults.
17442 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
17443 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
17445 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17447 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
17449 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17450 Richard Sandiford <richard@codesourcery.com>
17452 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
17453 (FP_REGNO_P): New macros.
17454 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
17455 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
17456 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
17457 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
17459 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17461 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17462 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
17464 * config/m68k/t-floatlib: New file, extracting common code from...
17465 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
17466 * config/m68k/t-uclinux: Here.
17467 * config/m68k/fpgnulib.c: Do not compile extendeed precision
17468 routines on ColdFire targets.
17470 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17472 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17473 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
17474 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
17475 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
17476 explicitly set MOTOROLA to 1.
17477 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
17479 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17480 Nathan Sidwell <nathan@codesourcery.com>
17482 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
17483 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
17484 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
17485 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
17486 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
17487 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
17488 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
17489 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
17490 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
17491 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
17492 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
17493 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
17494 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
17495 (DBX_REGISTER_NUMBER): Delete.
17496 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
17497 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
17498 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
17500 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17502 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
17503 * config/flat.h: New file.
17504 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
17505 OBJECT_FORMAT_FLAT.
17506 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
17507 indirect references for -msep-data or -mid-shared-library.
17508 Do not use PC-relative code addresses either.
17509 * config/m68k/m68k.c (override_options): Restrict -fPIC error
17511 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
17512 for shared libraries and crt1.o for executables. Use crti.o and
17514 (ENDFILE_SPEC): Use crtend.o and crtn.o.
17515 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
17516 Do not add -elf2flt or -shared-lib-id options here.
17517 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
17518 Pass -shared-lib-id if -mid-shared-library, taking the library
17519 identifier from -mshared-library-id if given, otherwise
17521 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
17522 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
17523 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
17524 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
17525 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
17526 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
17528 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
17529 jump sequence for ISA A and ISA A+.
17530 (PICJUMP): Likewise.
17532 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17534 * config.gcc (m68k-*-uclinux*): Base the port on the common
17535 and m68k GNU/Linux files rather than on the generic ELF ones.
17536 * config/m68k/uclinux.h (TARGET_VERSION): Override.
17537 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
17539 2007-01-18 Julian Brown <julian@codesourcery.com>
17540 Richard Sandiford <richard@codesourcery.com>
17542 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
17543 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
17544 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
17546 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
17547 80 unconditionally.
17548 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
17550 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17552 * doc/install.texi: Document m68k-uclinuxoldabi.
17553 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
17554 * config/m68k/uclinux-oldabi.h: New file, copied from
17555 config/m68k/uclinux.h.
17557 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
17559 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
17560 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
17561 (m32r_compute_frame_size): Use unsigned for regno.
17562 (m32r_reload_lr): Use gen_frame_mem.
17564 (m32r_output_function_epilogue): Don't output the function epilogue
17566 (m32r_expand_epilogue): New.
17567 (direct_return): Return false if the function has the interrupt
17569 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
17570 * config/m32r/m32r.md (epilogue): New expander.
17571 (return_lr, return_rte): New insns.
17572 (return): Make it expander.
17573 (return_normal): New expander.
17575 2007-01-18 Josh Conner <jconner@apple.com>
17578 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
17579 support for UNLE, UNLT, UNGE, and UNGT.
17581 2007-01-18 Jan Hubicka <jh@suse.cz>
17583 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
17584 * tree-tailcall (add_virtual_phis): Likewise.
17585 (optimize_tail_call): Return TODOs.
17586 (execute_tail_calls): Return TODOs.
17587 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
17588 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
17590 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
17591 Cleanup cfg using TODO.
17592 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
17593 * passes.c (execute_function_todo): When cleanup did something, remove
17595 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
17596 (make_edges): Don't cleanup_cfg.
17598 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
17600 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
17601 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
17602 operate on the top of stack.
17603 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
17604 register handling of instructions that output to the second
17606 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
17607 (move_for_stack_reg): Special-case check for dead destination
17608 stack slot for constant load of 1.0 inside UNSPEC_TAN.
17610 * config/i386/i386.md (UNSPEC_TAN): New constant.
17611 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
17612 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
17613 to correctly model move of constant 1.0 to top stack slot.
17614 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
17615 (unnamed peephole2 pattern): Remove corresponding peephole2
17616 pattern that optimizes tan insn and loading of constant 1.0.
17617 (tanxf2): Use fptanxf4_i387.
17618 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
17619 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
17620 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17621 disable patterns for SSE math.
17622 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
17623 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
17625 2007-01-18 Dirk Mueller <dmueller@suse.de>
17626 Richard Guenther <rguenther@suse.de>
17629 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
17630 * common.opt (Warray-bounds): Add new warning option.
17631 * c-opts.c (c_common_handle_option): Define -Warray-bounds
17633 * Makefile.in: make tree-vrp.o depend on toplev.h
17634 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
17636 (check_array_refs, check_array_bounds, check_array_ref): New.
17638 2007-01-18 Jan Hubicka <jh@suse.cz>
17640 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
17641 (execute_ssa_ccp): Return flags conditionally.
17642 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
17644 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
17646 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
17648 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
17649 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
17651 * Makefile.c (GTFILES): Add cfglayout.h.
17652 * gengtype.c (open_base_files): Likewise.
17653 * cfglayout.c (cfg_layout_function_footer,
17654 cfg_layout_function_header) Reindent to make gengtype happy.
17655 * cfglayout.h (cfg_layout_function_footer,
17656 cfg_layout_function_header): Add GTY(()) marker.
17658 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
17660 2007-01-18 Ben Elliston <bje@au.ibm.com>
17662 * genautomata.c (write_automata): Include xstrerror output in the
17663 error message if writing the DFA description file fails.
17665 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
17667 * config/mips/mips-protos.h (mips_output_external): Make it
17669 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
17670 * config/mips/mips.c (irix_output_external_libcall): Likewise.
17671 (extern_list): Likewise.
17672 (extern_head): Likewise.
17673 (TARGET_ASM_FILE_END): Likewise.
17674 (mips_file_end): Likewise.
17675 (mips_output_external): Rewritten.
17677 2007-01-18 Ben Elliston <bje@au.ibm.com>
17679 * genpreds.c (write_insn_preds_c): Only write out the function
17680 body for regclass_for_constraint if we have register constraints.
17682 2007-01-17 Tom Tromey <tromey@redhat.com>
17684 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
17685 * doc/install.texi (Testing): Use sourceware.org.
17686 (Binaries): Likewise.
17687 (Specific): Likewise.
17688 * doc/contrib.texi (Contributors): Use sourceware.org.
17690 2007-01-17 Anatoly Sokolov <aesok@post.ru>
17692 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
17693 (AVR_ENHANCED): Rename to ...
17694 (AVR_HAVE_MUL): ... new.
17695 (avr_enhanced_p): Rename to ...
17696 (avr_have_mul_p): ... new.
17697 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
17698 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
17699 * config/avr/avr.c (avr_enhanced_p): Rename to ...
17700 (avr_have_mul_p): ... new.
17701 (base_arch_s): Rename 'enhanced' to 'have_mul'.
17702 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
17703 'avr_enhanced_p' and 'enhanced'.
17704 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
17705 AVR_HAVE_MUL instead of AVR_ENHANCED.
17706 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
17707 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
17708 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
17709 instead of AVR_ENHANCED.
17710 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
17711 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
17712 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
17714 2007-01-17 Ian Lance Taylor <iant@google.com>
17716 * vec.h (VEC_reserve_exact): Define.
17717 (vec_gc_p_reserve_exact): Declare.
17718 (vec_gc_o_reserve_exact): Declare.
17719 (vec_heap_p_reserve_exact): Declare.
17720 (vec_heap_o_reserve_exact): Declare.
17721 (VEC_OP (T,A,reserve_exact)): New static inline function, three
17723 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
17724 negative parameter.
17725 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
17726 (VEC_OP (T,A,copy)) [all versions]: Likewise.
17727 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
17728 * vec.c (calculate_allocation): Add exact parameter. Change all
17730 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
17731 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
17732 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
17733 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
17734 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
17735 (vec_heap_p_reserve_exact): New function.
17736 (vec_heap_o_reserve_exact): New function.
17738 2007-01-17 Jan Hubicka <jh@suse.cz>
17740 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
17742 2007-01-17 Eric Christopher <echristo@apple.com>
17744 * config.gcc: Support core2 processor.
17746 2007-01-16 Jan Hubicka <jh@suse.cz>
17748 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
17749 the names, just unlink the chain so we don't crash on dangling
17753 2007-01-16 Jan Hubicka <jh@suse.cz>
17755 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
17756 * tree-pass.h: Reorder to make IPA passes appear toegher.
17757 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
17759 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
17760 parameters, do not call early inliner.
17761 * ipa-inline.c: Update comments. Include tree-flow.h
17762 (cgraph_decide_inlining): Do not compute inlining parameters.
17763 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
17764 be called with function context set up.
17765 (pass_ipa_inline): Remove unreachable functions before pass.
17766 (cgraph_early_inlining): Simplify assuming to be called from the
17768 (pass_early_inline): New pass.
17769 (cgraph_gate_ipa_early_inlining): New gate.
17770 (pass_ipa_early_inline): Turn into simple wrapper.
17771 (compute_inline_parameters): New function.
17772 (gate_inline_passes): New gate.
17773 (pass_inline_parameters): New pass.
17774 (apply_inline): Move here from tree-optimize.c
17775 (pass_apply_inline): New pass.
17776 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
17778 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
17779 doing them by hand.
17780 (tree_function_versioning): Do not allocate dummy struct function.
17781 * tree-inline.h (optimize_inline_calls): Update prototype.
17782 * tree-optimize.c (execute_fixup_cfg): Export.
17783 (pass_fixup_cfg): Remove
17784 (tree_rest_of_compilation): Do not apply inlines.
17785 * tree-flow.h (execute_fixup_cfg): Declare.
17786 * Makefile.in (gt-passes.c): New.
17787 * passes.c: Include gt-passes.h
17788 (init_optimization_passes): New passes.
17789 (nnodes, order): New static vars.
17790 (do_per_function_toporder): New function.
17791 (execute_one_pass): Dump current pass here.
17792 (execute_ipa_pass_list): Don't dump current pass here.
17794 2007-01-16 Janis Johnson <janis187@us.ibm.com>
17796 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
17797 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
17799 2007-01-16 David Edelsohn <edelsohn@gnu.org>
17801 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
17802 (strong_alias): Define.
17803 (__gcc_qmul): Provide non-FMA for soft-float.
17804 (__gcc_qdiv): Same.
17809 (__gcc_qunord): New.
17819 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
17820 soft-float functions.
17821 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
17822 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
17823 about long double soft float.
17825 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
17826 Tehila Meyzels <tehila@il.ibm.com>
17828 * tree-vectorizer.h (is_pattern_stmt_p): New.
17829 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
17830 formatting (tabs instead of spaces). Cleanup and clarify setting
17831 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
17832 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
17833 (vectorizable_type_demotion): Check that types are integral.
17834 (vectorizable_type_promotion): Likewise.
17835 (vectorizable_store): Fix typo. Eliminate new-line at end of
17838 2007-01-16 Jan Hubicka <jh@suse.cz>
17840 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
17843 2007-01-15 Eric Christopher <echristo@apple.com>
17845 * ifcvt.c: Include vec.h, vecprim.h.
17846 (check_cond_move_block): New argument regs.
17847 Reorganize. Add registers used to regs.
17848 (cond_move_process_if_block): Use regs set above as
17851 2007-01-15 Eric Christopher <echristo@apple.com>
17853 * config/darwin.h: Update copyright.
17854 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
17855 (LINK_COMMAND_SPEC): Add -u.
17856 (LINK_SPEC): Fix umbrella for above.
17858 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
17860 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
17863 2007-01-15 Tom Tromey <tromey@redhat.com>
17865 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
17866 * doc/install.texi (Testing): Don't mention jacks.
17867 (Configuration): Document --enable-java-maintainer-mode. Move
17868 --with-java-home to libgcj-specific section. Document
17870 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
17872 2007-01-15 Jan Hubicka <jh@suse.cz>
17874 * tree-ssa-dce.c (DCE_TODOs): New.
17875 (propagate_necessity): Return if something changed.
17876 (eliminate_unnecessary_stmts): Likewise.
17877 (perform_tree_ssa_dce): Return TODO flags when needed.
17878 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
17880 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
17882 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
17883 (fyl2x_extend<mode>xf3_i387): New insn pattern.
17884 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
17885 patterns using X87MODEF12 mode macro. Extend operand 1
17886 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
17887 (log10<mode>2): Ditto.
17888 (log2<mode>2): Ditto.
17889 (log1p<mode>2): Ditto.
17890 (logb<mode>2): Ditto.
17891 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
17892 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
17893 (*fxtractxf3_i387): Rename from *fxtractxf3.
17894 (fxtract_extend<mode>xf3_i387): New insn pattern.
17895 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
17896 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
17897 and gen_fyl2xxf3_i387().
17899 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
17901 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
17902 * cfgloopmanip.c (fix_loop_placement): Made static. Use
17903 get_loop_exit_edges. Changed return type to bool.
17904 * cfgloop.h (fix_loop_placement): Declaration removed.
17906 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
17908 * param.h (MIN_VECT_LOOP_BOUND): New.
17909 * params.def (MIN_VECT_LOOP_BOUND): New.
17910 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
17911 argument - minimum threshold for number of iterations.
17912 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
17913 argument to declaration.
17914 * tree-vect-analyze.c (vect_analyze_operations): Check value of
17915 MIN_VECT_LOOP_BOUND.
17916 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
17917 slpeel_tree_peel_loop_to_edge with additional argument.
17918 (vect_do_peeling_for_alignment): Likewise.
17919 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
17921 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
17924 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
17925 operands of size 1.
17927 2007-01-14 Jan Hubicka <jh@suse.cz>
17929 * tree-dfa.c (remove_referenced_var): New function.
17930 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
17931 prune referenced vars list too.
17932 * tree-flow.h (remove_referenced_var): Declare.
17934 2007-01-14 Jan Hubicka <jh@suse.cz>
17936 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
17938 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
17939 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
17940 * except.h (verify_eh_throw_table_statements): Kill prototype.
17941 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
17942 into call exrepssions.
17943 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
17945 * tree-cfg.c: Include pointer-set.h.
17946 (verify_node_sharing): Work on pointer set.
17947 (verify_eh_throw_stmt_node): New.
17948 (verify_stmts): Use pointers sets, verify throw_stmt.
17950 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
17952 * ipa-reference.c (analyze_function): Consider also addresses taken
17955 2007-01-12 Roger Sayle <roger@eyesopen.com>
17957 * c-typeck.c (null_pointer_constant_p): Replace use of
17958 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17959 (build_c_cast): Likewise.
17961 2007-01-12 Roger Sayle <roger@eyesopen.com>
17963 * tree.h (force_fit_type_double): Remove unused final argument.
17964 * c-common.c (constant_expression_warning): Replace use of
17965 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17966 (convert_and_check): Likewise.
17967 (shorten_compare): Update call to force_fit_type_double.
17968 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
17969 * convert.c (convert_to_pointer): Update call to
17970 force_fit_type_double.
17971 * fold-const.c (force_fit_type_double): Remove overflowed_const
17973 (int_const_binop, fold_convert_const_int_from_int,
17974 fold_convert_const_int_from_real, fold_div_compare,
17975 fold_sign_changed_comparison, fold_unary, fold_negate_const,
17976 fold_abs_const, fold_not_const): Remove the final argument from
17977 calls to force_fit_type_double.
17979 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
17981 * configure.ac: Set insn to "nop" for spu-*-* also.
17982 * configure: Regenerate.
17984 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
17986 * builtins.def : Add BUILT_IN_FREE.
17988 2007-01-12 Jan Hubicka <jh@suse.cz>
17990 PR tree-optimization/30443
17991 * tree-inline.c (tree_function_versioning): Do not optimize when
17992 cloning for inlining.
17994 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
17996 * doc/loop.texi: Document recording of loop exits.
17997 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
17998 (update_single_exits_after_duplication,
17999 update_single_exit_for_duplicated_loop,
18000 update_single_exit_for_duplicated_loops): Removed.
18001 (duplicate_loop_to_header_edge): Do not call
18002 update_single_exits_after_duplication and
18003 update_single_exit_for_duplicated_loops.
18004 (loop_version): Do not update single_exit information.
18005 (fix_loop_structure): Use record_loop_exits instead of
18006 mark_single_exit_loops.
18007 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
18008 the lists of loop exits.
18009 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
18010 split_edge, merge_blocks): Update the lists of loop exits.
18011 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
18012 loop_optimizer_init.
18013 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
18014 of mark_single_exit_loops.
18015 (loop_optimizer_finalize): Call release_recorded_exits.
18016 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
18017 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
18018 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
18019 update single exit information.
18020 * lambda-code.c (perfect_nestify): Ditto.
18021 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
18022 (mark_single_exit_loops): Removed.
18023 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
18024 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
18025 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
18027 (get_loop_exit_edges, single_exit): Use recorded exit lists.
18028 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
18029 (verify_loop_structure): Verify consistency of the exit lists.
18030 (flow_loops_find): Use alloc_loop. Initialize exits hash.
18031 (set_single_exit): Removed.
18032 * cfgloop.h (struct loop_exit): New function.
18033 (struct loop): single_exit_ field replaced by exits field.
18034 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
18035 LOOPS_HAVE_RECORDED_EXITS.
18036 (struct loops): Added exits hash.
18037 (mark_single_exit_loops, set_single_exit): Declaration removed.
18038 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
18040 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18042 * doc/invoke.texi: Avoid use of @headitem.
18044 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18046 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
18048 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18050 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
18053 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
18054 Richard Sandiford <richard@codesourcery.com>
18056 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
18057 * config/m68k/m68k.opt: Resort options.
18058 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
18060 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
18061 Richard Sandiford <richard@codesourcery.com>
18063 * doc/invoke.texi: Document the macros that are defined by
18064 m68k's -mtune and -mhard-float options.
18065 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
18066 (m68k_cpp_cpu_family): Likewise.
18067 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
18068 of __ucfv*__ macros. Define __mcffpu__ if generating code for
18069 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
18070 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
18071 (m68k_cpp_cpu_family): Likewise.
18073 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18075 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
18076 macros besides mc68000 as tuning macros. Use a switch statement
18077 to set them and mcpu32.
18079 2007-01-12 Julian Brown <julian@codesourcery.com>
18081 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
18082 (TARGET_68040_ONLY): Rename to...
18083 (TARGET_68040): ...this.
18084 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
18085 * config/m68k/m68k.md: Likewise.
18087 2007-01-12 Julian Brown <julian@codesourcery.com>
18088 Nathan Sidwell <nathan@codesourcery.com>
18089 Richard Sandiford <richard@codesourcery.com>
18091 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
18092 the -mcpu= argument associated with the --with-cpu setting.
18093 Define M68K_DEFAULT_TUNE to the default -mtune= option,
18094 if different from the one implied by the -mcpu setting.
18095 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
18096 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
18097 * doc/invoke.texi: Mention ColdFire in the introduction to the
18098 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
18099 -mno-div and -mhard-float options. Make -m68881 a synonym for
18100 -mhard-float. Document the previously-undocumented -m5206e,
18101 -m528x, -m5307 and -m5407 options. Tweak the existing option
18102 documentation for consistency.
18103 * doc/install.texi: Mention new --with-cpu arguments.
18104 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
18105 default CPU if neither -mcpu nor -march are specified.
18106 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
18107 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
18108 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
18109 using m68k_tune to decide between families that implement the
18110 same ISA. Use m68k_tune to set __mcfv4e__.
18111 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
18112 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
18113 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
18114 (FL_ISA_C, FL_ISA_MMU): New macros.
18115 (MASK_COLDFIRE): Delete.
18116 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
18117 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
18118 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
18119 (TARGET_HARD_FLOAT): Do not define here.
18120 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
18121 (TUNE_68000): New macro.
18122 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
18123 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
18124 (TUNE_CFV2): Redefine in terms of m68k_tune.
18125 (uarch_type, target_device, fpu_type): New enums.
18126 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
18127 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
18128 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
18129 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
18130 (FL_FOR_isa_c): New macros.
18131 (m68k_isa): New enum.
18132 (m68k_target_selection): New structure.
18133 (all_devices, all_isas, all_microarchs): New tables.
18134 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
18135 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
18136 (MASK_ALL_CPU_BITS): Delete.
18137 (m68k_find_selection): New function.
18138 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
18139 Map the legacy target options to a combination of the new ones.
18140 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
18141 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
18142 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
18144 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
18145 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
18147 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
18148 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
18149 * config/m68k/m68k-devices.def: New file.
18151 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18152 Nathan Sidwell <nathan@codesourcery.com>
18154 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
18155 (SUBTARGET_EXTRA_SPECS): New macros.
18156 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
18157 use %(asm_cpu_spec) instead.
18158 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
18159 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
18160 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
18161 (EXTRA_SPECS): Rename to...
18162 (SUBTARGET_EXTRA_SPECS): ...this.
18164 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
18165 Richard Sandiford <richard@codesourcery.com>
18166 Julian Brown <julian@codesourcery.com>
18168 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
18169 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
18170 to the configuration's default CPU.
18171 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
18172 Remove default masks.
18173 (m680[012]0-*-*): Set the default with_cpu to the first part of
18175 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
18176 (m68k*-*-linux): Extend the --with-cpu handling to...
18177 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
18178 and m68010. Don't set target_cpu_default2.
18179 * doc/install.texi: Document --with-cpu for m68k.
18180 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
18181 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
18182 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
18183 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
18184 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
18185 (ASM_SPEC): Remove use of %(asm_cpu_default).
18186 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
18187 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
18188 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
18189 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
18190 __HAVE_FPU__ if TARGET_HARD_FLOAT.
18191 (TARGET_DEFAULT): Delete.
18192 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
18193 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
18194 (CPP_CPU_SPEC): Delete.
18195 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
18196 the appropriate string.
18197 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
18198 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
18199 (ASM_SPEC): Don't use %(asm_default_spec).
18200 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
18201 TARGET_DEFAULT and add MASK_68881.
18202 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
18204 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18206 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
18207 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
18208 MASK_68010 alongside MASK_68020.
18209 * doc/invoke.texi: Document -m68010.
18210 * config/m68k/m68k.opt (m68010): New.
18211 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
18213 (TUNE_68010): New macro.
18214 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
18215 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
18216 (M68K_CPU_m68332): Add MASK_68010.
18217 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
18218 fallback definition.
18219 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
18221 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
18222 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
18223 to all entries that use MASK_68020.
18224 (output_move_simode_const, output_move_himode, output_move_qimode)
18225 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
18226 instead of TARGET_68020 to select clr behavior. Remove comment
18227 about there being no TARGET_68010.
18228 * config/m68k/m68k.md: Likewise throughout.
18230 2007-01-12 Julian Brown <julian@codesourcery.com>
18232 * config/m68k/m68k.h (TARGET_ISAB): New macro.
18233 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
18234 * config/m68k/m68k.md: Likewise.
18236 2007-01-12 Julian Brown <julian@codesourcery.com>
18238 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
18239 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
18241 2007-01-12 Julian Brown <julian@codesourcery.com>
18243 * config/m68k/m68k.h (TUNE_68040_60): New macro.
18244 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
18245 * config/m68k/m68k.md: Likewise.
18247 2007-01-12 Julian Brown <julian@codesourcery.com>
18248 Richard Sandiford <richard@codesourcery.com>
18250 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
18251 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
18252 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
18254 (TARGET_CPU32): Rename to...
18255 (TUNE_CPU32): ...this.
18256 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
18257 (TUNE_CFV2): New macros.
18258 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
18259 remove conditions that are implied by TARGET_68020.
18260 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
18261 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
18262 (m68k_output_function_epilogue): Likewise.
18263 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
18264 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
18265 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
18266 non-68000 timings. Refactor multiplication and division costs.
18267 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
18268 TUNE_CPU32 instead of TARGET_CPU32.
18269 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
18270 and TUNE_68060 instead of TARGET_68060.
18271 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
18272 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
18274 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
18275 && !TARGET_COLDFIRE" to choose between moveq and clr.
18276 Likewise in the unnamed movsf pattern.
18277 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
18278 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
18281 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18283 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
18284 of tabbing before backslashes.
18286 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18288 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
18289 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
18290 (ASM_OUTPUT_INTERNAL_LABEL): Define.
18292 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
18294 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
18295 find_interesting_uses_cond.
18296 (find_interesting_uses_cond): Use extract_cond_operands.
18297 (rewrite_use_compare): Use extract_cond_operands and
18298 force_gimple_operand_bsi. Do not call update_stmt.
18299 (determine_use_iv_cost_condition): Use extract_cond_operands.
18300 Return cheaper of using original bound and changing the exit bound.
18302 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
18304 PR tree-optimization/29516
18305 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
18306 most_expensive_mult_to_index, addr_to_parts,
18307 create_mem_ref, maybe_fold_tmr): Make the type of
18308 fields of TARGET_MEM_REF sizetype.
18309 (move_fixed_address_to_symbol, move_pointer_to_base):
18311 * tree.def (TARGET_MEM_REF): Add comment on types of
18314 2007-01-11 Joseph Myers <joseph@codesourcery.com>
18316 * c-common.c (vector_types_convertible_p): Treat opaque types as
18317 always convertible if they have the same size, but not otherwise.
18319 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
18321 * ifcvt.c (struct noce_if_info): Add comments to the fields.
18322 Remove the b_unconditional field.
18323 (noce_try_sign_mask): Do not look at b_unconditional.
18324 (noce_process_if_block): Do not use merge_if_blocks. Update
18325 the CFG here. Do not set b_unconditional.
18326 (cond_move_process_if_block): Likewise.
18327 (find_cond_trap): Likewise.
18328 (check_cond_move_block): Require simple jump insns at the end
18329 of the basic block.
18331 2007-01-11 Jan Hubicka <jh@suse.cz>
18333 PR tree-optimization/1046
18334 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
18335 when alias info is not ready.
18336 (pass_tail_recursion): Do not require aliasing.
18337 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
18338 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
18339 * tree-ssa-copy.c (pass_copy_prop): Likewise.
18340 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
18341 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
18342 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
18343 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
18345 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
18346 When aliasing is not build, mark statement as volatile.
18348 2007-01-11 Tom Tromey <tromey@redhat.com>
18350 PR preprocessor/15185, PR preprocessor/20989:
18351 * doc/cppopts.texi <-MT>: Update description of algorithm for
18352 computing default target.
18353 <-M, -MD>: Reword "basename" text.
18355 2007-01-11 Roger Sayle <roger@eyesopen.com>
18357 * builtins.c (expand_builtin_pow, expand_builtin_powi,
18358 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
18359 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
18360 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
18361 fold_builtin_bswap, real_constp, fold_builtin_pow,
18362 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
18363 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
18364 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
18365 * convert.c (convert_to_pointer): Likewise.
18366 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
18367 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
18368 const_binop, fold_convert_const_int_from_int,
18369 fold_convert_const_int_from_real,
18370 fold_convert_const_real_from_real, sign_bit_p,
18371 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
18372 fold_sign_changed_comparison, fold_unary, fold_comparison,
18373 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
18374 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
18375 * print-tree.c (print_node_brief, print_node): Likewise.
18376 * stor-layout.c (place_field, layout_type): Likewise.
18377 * tree-chrec.c (keep_cast): Likewise.
18378 * tree.c (build_vector, build_real, build_real_from_int_cst,
18379 build_complex): Likewise.
18381 2007-01-11 Roger Sayle <roger@eyesopen.com>
18383 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
18384 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
18386 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
18388 * configure.ac (strict1_warn): Rename to strict_warn.
18389 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
18390 cc_set_by_configure, quoted_cc_set_by_configure,
18391 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
18392 all_boot_languages, all_stagestuff): Remove.
18393 (target_list): Remove bootstrap targets.
18394 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
18395 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
18396 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
18397 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
18398 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
18399 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
18400 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
18401 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
18402 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
18403 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
18404 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
18405 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
18406 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
18407 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
18408 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
18409 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
18410 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
18411 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
18412 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
18413 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
18414 (mostlyclean): Adjust.
18415 (clean, distclean): Don't mention bootstrap stuff.
18416 * configure: Regenerate.
18417 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
18418 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
18419 treelang/config-lang.in (stagestuff): Remove.
18420 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
18421 stageprofile, stagefeedback, stagestuff): Remove mention.
18423 2007-01-11 Nick Clifton <nickc@redhat.com>
18425 * config/mcore/predicates.md (mcore_general_movesrc_operand):
18427 (mcore_general_movdst_operand): Do not accept CONST_INTs.
18428 (mcore_arith_K_S_operand): Run the test for the S constraint not
18429 the test for the M constraint.
18430 (mcore_addsub_operand): Do not accept integer values that are
18431 larger than 32 bits.
18432 * config/mcore/mcore.md: Remove unused constraints from split.
18433 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
18434 (addsi3): Likewise.
18435 (allocate_stack): Likewise.
18436 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
18437 operands to 32 bits.
18438 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
18440 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
18441 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
18442 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
18443 mcore_output_bclri, mcore_output_andn, output_inline_const,
18444 mcore_output_move, mcore_output_movedouble): Likewise.
18445 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
18446 (output_inline_const): Likewise.
18447 (output_inline_const): Fix format strings used in sprintf
18449 * config/mcore/mcore-protos.h: Update prototypes for changed
18450 functions in mcore.c.
18451 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
18452 HOST_WIDE_INT and not int.
18453 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
18454 CONST_OK_FOR_N): Likewise.
18455 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
18456 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
18459 2007-01-10 Jan Hubicka <jh@suse.cz>
18461 * tree-vrp.c (remove_range_assertions): Release defs.
18462 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
18463 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
18465 2007-01-10 Paul Brook <paul@codesourcery.com>
18467 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
18468 * config/arm/arm.md (mulsi3subsi): New insn.
18470 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
18472 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
18473 (tree_transform_and_unroll_loop): New.
18474 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
18477 2007-01-10 Robert Kennedy <jimbob@google.com>
18479 * fold-const.c (fold_comparison): Fold comparisons like (x *
18480 1000 < 0) to (x < 0).
18482 2007-01-10 Ian Lance Taylor <iant@google.com>
18484 * tree-pretty-print.c (dump_generic_node): Print parentheses when
18485 operands have the same priority.
18487 2007-01-10 Tom Tromey <tromey@redhat.com>
18489 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
18490 (fold_binary): Likewise.
18491 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
18492 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
18493 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
18494 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
18495 * langhooks.h (struct lang_hooks): Removed field
18496 'can_use_bit_fields_p'.
18498 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
18500 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
18502 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
18504 * function.c (get_last_funcdef_no): New function.
18505 * function.h (get_last_funcdef_no): Declare.
18506 * tree-inline.c (initialize_cfun): Add initialization.
18507 (tree_function_versioning): Cleanup.
18509 2007-01-10 Jan Hubicka <jh@suse.cz>
18511 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
18514 2007-01-10 Sa Liu <saliu@de.ibm.com>
18515 Ben Elliston <bje@au.ibm.com>
18517 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
18518 for SAVE_NONLOCAL and Pmode for any other save level.
18519 * spu-protos.h (spu_restore_stack_block): Declare.
18520 * spu.md (save_stack_block): Remove.
18521 (restore_stack_block): Call spu_restore_stack_block.
18522 * spu.c (spu_restore_stack_block): New function.
18523 (spu_expand_epilogue): Remove old comment.
18525 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
18527 PR tree-optimization/30322
18528 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
18529 (cand_value_at): Return the value as aff_tree.
18530 (may_eliminate_iv): Convert the bound from aff_tree to tree.
18531 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
18532 aff_combination_mult): New functions.
18533 (aff_combination_add): Use aff_combination_add_cst.
18534 (aff_combination_convert): Allow conversions to a wider type.
18535 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
18536 * tree-affine.h (aff_combination_mult): Declare.
18538 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
18540 * doc/tm.texi: Update documentation to reflect reality of exec
18541 and start file search behaviours. Update copyright year.
18542 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
18543 header file directories.
18545 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
18547 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
18548 (*cosxf2): Rename to cosxf2_i387.
18549 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
18550 using X87MODEF12 mode macro. Rename patterns to
18551 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
18553 (*cosdf2, *cossf2): Ditto.
18554 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
18555 to match extended input operands.
18556 (sincos<mode>3): New expander.
18557 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
18558 insn patterns and corresponding splitters.
18560 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
18562 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
18563 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
18565 2007-01-09 Nicolas Pitre <nico@cam.org>
18568 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
18570 2007-01-08 Geoffrey Keating <geoffk@apple.com>
18572 * target.h (struct gcc_target): New field library_rtti_comdat.
18573 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
18574 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
18575 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
18576 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
18578 2007-01-08 Geoffrey Keating <geoffk@apple.com>
18580 * doc/invoke.texi (Optimize Options): Correct description of -O0.
18582 2007-01-08 Richard Guenther <rguenther@suse.de>
18584 * tree.h (force_fit_type_double): Export.
18585 (force_fit_type): Remove.
18586 * fold-const.c (force_fit_type_double): New function.
18587 (force_fit_type): Remove.
18588 (int_const_binop): Use it.
18589 (fold_convert_const_int_from_int): Likewise.
18590 (fold_convert_const_int_from_real): Likewise.
18591 (fold_div_compare): Likewise.
18592 (fold_sign_changed_comparison): Likewise.
18593 (fold_unary): Likewise.
18594 (fold_negate_const): Likewise.
18595 (fold_abs_const): Likewise.
18596 (fold_not_const): Likewise.
18597 * c-common.c (shorten_compare): Use force_fit_type_double.
18598 * convert.c (convert_to_pointer): Likewise.
18600 2007-01-08 Richard Guenther <rguenther@suse.de>
18602 * tree.h (build_int_cst_wide_type): Export.
18603 * tree.c (build_int_cst_wide_type): New function.
18604 (build_int_cst_wide): Fix comment.
18605 * builtins.c (fold_builtin_object_size): Use build_int_cst
18606 to build -1 or 0 of the correct type. Use fit_double_type
18607 to check for overflow.
18608 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
18610 (decode_field_reference): Likewise.
18611 (all_ones_mask_p): Likewise.
18612 (native_interpret_int): Use build_int_cst_wide_type.
18613 (fold_binary): Use build_int_cst_type to build an all-ones
18615 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
18617 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
18619 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
18621 2007-01-09 Ben Elliston <bje@au.ibm.com>
18623 * genautomata.c (STATS_OPTION): New option.
18624 (stats_flag): New flag.
18625 (gen_automata_option): Handle it.
18626 (initiate_automaton_gen): Ditto.
18627 (write_automata): Output statistics only if stats_flag is
18628 set. Likewise, output time statistics only if time_flag is set.
18629 * doc/md.texi (Processor pipeline description): Document new flag.
18631 2007-01-08 Richard Guenther <rguenther@suse.de>
18633 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
18634 * tree.c (build_int_cst_type): Likewise.
18635 (size_in_bytes): Don't call force_fit_type on the result.
18636 (int_fits_type_p): Use fit_double_type.
18637 * fold-const.c (fit_double_type): New function.
18638 (force_fit_type): Use it.
18639 * tree.h (fit_double_type): Export.
18641 2007-01-08 Jan Hubicka <jh@suse.cz>
18643 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
18644 * ipa.c (function_and_variable_visibility): Fix return type.
18646 2007-01-08 Richard Guenther <rguenther@suse.de>
18648 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
18649 of offset to build the index.
18650 * tree-pretty-print.c (dump_generic_node): Don't build negated
18651 const just for printing.
18652 * c-pretty-print.c (pp_c_integer_constant): Likewise.
18653 * builtins.c (fold_builtin_int_roundingfn): Check if result
18654 fits the type by using force_fit_type and comparing the result.
18655 * predict.c (predict_loops): Use compare_tree_int for comparison.
18656 * tree.c (build_int_cst): Fall back to integer_type_node for
18658 (build_int_cst_wide): Assert type is non-null.
18660 2007-01-08 Roberto Costa <roberto.costa@st.com>
18662 * tree-vrp.c (extract_range_from_cond_expr): New.
18663 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
18664 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
18666 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
18667 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
18668 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
18669 used as expressions.
18670 * tree-object-size.c (cond_expr_object_size): New.
18671 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
18673 2007-01-08 Jan Hubicka <jh@suse.cz>
18675 * tree-ssa-forwprop.c (forward_propagate_into_cond,
18676 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
18679 2007-01-08 Richard Guenther <rguenther@suse.de>
18681 PR tree-optimization/23603
18682 * tree-vrp.c (set_value_range_to_truthvalue): New function.
18683 (extract_range_from_binary): Fall back to truthvalue instead of
18684 varying for TRUTH_*_EXPR.
18685 (extract_range_from_comparison): Fall back to truthvalue instead of
18687 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
18688 if all visited PHI values were constant.
18690 2007-01-08 Jan Hubicka <jh@suse.cz>
18692 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
18693 (cgraph_analyze_function): break out from ...
18694 (cgraph_finalize_compilation_unit): ... here.
18695 (cgraph_expand_function): Remove forgoten commented out line.
18696 (cgraph_optimize): Analyze functions.
18698 2007-01-08 Jan Hubicka <jh@suse.cz>
18700 * tree-pas.h (TODO_remove_function): New flag.
18701 (TODO_update*): Renumber.
18702 (pass_ipa_increase_alignment,
18703 pass_ipa_function_and_variable_visibility): New passes.
18704 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
18705 (cgraph_function_and_variable_visibility): Move to ipa.c
18706 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
18707 cgraph_increase_alignment.
18708 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
18709 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
18710 calling tree-inline.
18711 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
18712 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
18713 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
18714 (gate_increase_alignment): New function.
18715 (pass_ipa_increase_alignment): New pass.
18716 * ipa.c: Inline tree-pass.h and timevar.h
18717 (function_and_variable_visibility): Move here from cgraphunit.c
18718 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
18719 * passes.c (init_optimization_passes): Add the two new passes.
18720 (execute_todo): Handle cgraph_remove_functions.
18722 2007-01-08 Nick Clifton <nickc@redhat.com>
18724 * config/frv/predicates.md (reg_or_0_operand): Accept
18727 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
18729 * config/bfin/rtems.h, config/bfin/t-rtems: New.
18730 * config.gcc: Add bfin*-rtems*.
18732 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
18734 * c.opt: Add -flax-vector-conversions.
18735 * c-typeck.c (convert_for_assignment): Pass flag to
18736 vector_types_convertible_p to allow emission of note.
18737 (digest_init): Likewise.
18738 * c-opts.c: Handle -flax-vector-conversions.
18739 * c-common.c (flag_lax_vector_conversions): New.
18740 (vector_types_convertible_p): Unless -flax-vector conversions
18741 has been passed, disallow conversions between vectors with
18742 differing numbers of subparts and/or element types. If such
18743 a conversion is disallowed, possibly emit a note on the first
18744 occasion only to inform the user of -flax-vector-conversions.
18745 The new last argument specifies this.
18746 * c-common.h (flag_lax_vector_conversions): New.
18747 (vector_types_convertible_p): Add extra argument.
18748 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
18749 char_type_node for V*QI type vectors.
18750 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
18751 Update to satisfy new typechecking rules.
18752 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
18753 C and C++ variants.
18754 * doc/invoke.texi (C Dialect Options): Document
18755 -flax-vector-conversions.
18757 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
18759 PR tree-optimization/29877
18760 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
18761 a register variable on the RHS to not be replaceable.
18763 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
18764 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
18765 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
18766 const_simm15, const_pow2, const_npow2): Added.
18767 * config/score/misc.md (insv, extv, extzv, movmemsi,
18768 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
18769 * config/score/score.c (score_address_cost, score_select_cc_mode):
18771 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
18772 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
18773 Update score_print_operand.
18774 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
18775 Adjust register allocate order and update some macro define.
18776 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
18777 mdx_block_move_straight, mdx_block_move_loop_head,
18778 mdx_block_move_loop_body, mdx_block_move_loop_foot,
18779 mdx_block_move_loop, mdx_block_move): Added.
18780 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
18781 mdp_limm): Updated and fix some bug and typo.
18782 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
18783 (movsf, movdf, doloop_end): Added.
18785 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
18787 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
18788 config/arm/thumb2.md: Fix comment typos.
18789 * doc/extend.texi: Fix a typo.
18791 2007-01-07 Eric Christopher <echristo@apple.com>
18793 * configure.ac: Check for __stack_chk_fail for darwin.
18794 * configure: Regenerate.
18796 2007-01-07 Richard Guenther <rguenther@suse.de>
18798 * tree-vrp.c (extract_range_from_assert): CSE calls to
18799 compare_values where possible.
18800 (extract_range_from_unary_expr): Likewise.
18802 2007-01-07 Anatoly Sokolov <aesok@post.ru>
18804 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
18805 * config/avr/avr.c (call_insn_operand): Delete function.
18806 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
18807 instead of register number. Use predicates.
18808 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
18809 call_insn_operand): Add.
18811 2007-01-06 Jan Hubicka <jh@suse.cz>
18813 * tree-pass.h (pass_build_cgraph_edges): Declare.
18814 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
18815 (visited_nodes): Remove.
18816 (cgraph_create_edges): Move to cgraphbuild.c; rename to
18817 build_cgrpah_edges; make visited_nodes local.
18818 (cgraph_process_new_functions): DO not call initialize_inline_failed.
18819 (record_references_in_initializer): Move to cgraphbuild.c
18820 (initialize_inline_failed, rebuild_cgraph_edges,
18821 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
18822 (verify_cgraph_node): Make visited_nodes local.
18823 (cgraph_analyze_function): Do not call cgraph_create_edges and
18824 initialize_inline_failed.
18825 (cgraph_expand_function): Do not call cgraph_lower_function;
18826 assert that function is already lowered.
18827 * Makefile.in (cgraphbuild.o): New.
18828 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
18829 at the end of lowering passes.
18831 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
18833 * ifcvt.c (cond_move_convert_if_block): New function, code
18834 factored out from...
18835 (cond_move_process_if_block): ...here. Call the new function
18836 on the THEN and ELSE blocks.
18837 (merge_if_block): Do not copy global_live_at_end, merge_blocks
18838 already takes care of this.
18840 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18843 * tree.h (TREE_OVERFLOW_P): New.
18844 * c-typeck.c (parser_build_unary_op): Warn only if result
18845 overflowed and operands did not.
18846 (parser_build_binary_op): Likewise.
18847 (convert_for_assignment): Remove redundant overflow_warning.
18848 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
18850 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18852 * c-typeck.c (store_init_value): Split over two lines to follow
18853 the GNU coding style.
18855 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
18857 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
18858 __GXX_EXPERIMENTAL_CXX0X__.
18859 * doc/cpp.texi: Same.
18861 2007-01-05 Richard Guenther <rguenther@suse.de>
18863 PR middle-end/27826
18864 * tree.c (get_narrower): Do not construct COMPONENT_REFs
18865 with mismatched types. Instead explicitly build a
18866 conversion NOP_EXPR.
18868 2007-01-05 Ian Lance Taylor <iant@google.com>
18870 * c-common.c (decl_with_nonnull_addr_p): New function.
18871 (c_common_truthvalue_conversion): Call it.
18872 * c-typeck.c (build_binary_op): Likewise.
18873 * c-common.h (decl_with_nonnull_addr_p): Declare.
18875 2007-01-05 Jakub Jelinek <jakub@redhat.com>
18878 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
18881 2007-01-05 Joel Brobecker <brobecker@adacore.com>
18883 * doc/install.texi (Final install): Document the fact that
18884 the GNAT runtime should not be stripped.
18886 2007-01-04 Jan Hubicka <jh@suse.cz>
18888 * tree-inline.c (fold_marked_statements): Update operand caches
18889 and EH after folding
18891 2007-01-04 Ian Lance Taylor <iant@google.com>
18893 * c-common.c (check_function_nonnull): Whitespace fix.
18895 2007-01-04 Jan Hubicka <jh@suse.cz>
18897 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
18898 comitted older version of patch.
18899 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
18900 function, celanup cfg and collect garbage.
18902 2007-01-04 Mike Stump <mrs@apple.com>
18904 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
18907 2007-01-04 Eric Christopher <echristo@apple.com>
18909 * libgcc2.c (__bswapsi2): Use SItype.
18910 (__bswapdi2): Use DItype.
18911 * libgcc2.h: Update for above.
18913 2007-01-04 Paul Brook <paul@codesourcery.com>
18915 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
18916 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
18917 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
18918 umulsidi3, umulsidi3adddi, smulsi3_highpart,
18919 umulsi3_highpart): Make conditional on !arm_arch6.
18920 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
18921 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
18922 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
18923 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
18924 umulsi3_highpart_v6): New insns.
18926 2007-01-04 Roger Sayle <roger@eyesopen.com>
18928 * fold-const.c (fold_convert): When casting an expression to void,
18929 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
18930 have a type. Instead of attempting to build a NOP_EXPR, return
18931 these "special" trees directly.
18933 2007-01-04 Joseph Myers <joseph@codesourcery.com>
18935 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
18936 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
18937 rs6000_cost->fp not 0 as adjustment for outer NEG.
18939 2007-01-04 Jan Hubicka <jh@suse.cz>
18941 * cgraph.c (cgraph_release_function_body): New function.
18942 (cgraph_remove_node): Use it.
18943 * cgraph.h (cgraph_release_function_body): Declare.
18944 * cgraphunit.c (cgraph_expand_function): Use it.
18945 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
18946 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
18947 is initialized and while compilation of other function is running.
18948 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
18949 statement CFG annotations from here to ...
18950 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
18952 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
18954 * cfgloop.h (enum li_flags): Make the constants powers of two.
18956 2007-01-04 Jan Hubicka <jh@suse.cz>
18958 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
18960 (fold_marked_statements): New function.
18961 (optimize_inline_calls, tree_function_versioning): Fold new statements.
18962 * tree-inline.h (copy_body_data): Add statements_to_fold.
18964 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
18966 * config.gcc: Mention libgcc/config.host.
18967 * Makefile.in: Update comments mentioning libgcc.
18968 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
18969 (all.cross, start.encap, rest.encap, rest.cross): Update
18970 dependencies for libgcc move.
18971 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
18972 (clean-target, clean-target-libgcc): Delete.
18973 (srcdirify, GCC_EXTRA_PARTS): New macros.
18974 (libgcc-support, libgcc.mvars): New rules.
18975 (distclean): Remove mention of mklibgcc.
18976 (install): Don't reference INSTALL_LIBGCC.
18977 (install-common): Don't reference EXTRA_PARTS.
18978 (install-libgcc, install-multilib): Delete rules.
18979 * mklibgcc.in: Delete file.
18980 * doc/configfiles.texi: Don't mention mklibgcc.
18982 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
18983 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
18984 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
18985 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
18986 (mklibgcc, ldblspecs): Likewise.
18988 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
18989 (posixpre.def): Use $(T).
18990 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
18991 (SHLIB_SRC, SHLIB_INSTALL): Delete.
18992 (SHLIB_LINK): Make dummy.
18993 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
18995 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
18997 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
18998 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
18999 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
19000 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
19002 * configure.ac (all_outputs): Remove mklibgcc.
19003 * configure: Regenerated.
19005 2007-01-03 Josh Conner <jconner@apple.com>
19007 PR middle-end/29683
19008 * calls.c (compute_argument_addresses): Set stack and stack_slot
19009 for partial args, too.
19010 (store_one_arg): Use locate.size.constant for the size when
19011 generating a save_area.
19013 2007-01-03 Robert Kennedy <jimbob@google.com>
19015 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
19016 whose definitions are deleted due to basic block merging.
19018 2007-01-03 Paul Brook <paul@codesourcery.com>
19021 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
19023 (use_return_insn): Return 0 for Thumb interrupt functions.
19024 (print_multi_reg): Add rfe argument for IRQ returns.
19025 (arm_output_epilogue): Pop interrupt return address directly into PC.
19026 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
19028 2007-01-03 Paul Brook <paul@codesourcery.com>
19030 Merge from sourcerygxx-4_1.
19031 * config/arm/thumb2.md: New file.
19032 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
19034 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
19035 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
19036 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
19037 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
19039 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
19040 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
19042 * config/arm/ieee754-sf.S: Ditto.
19043 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
19044 (thumb1_base_register_rtx_p): ... to this.
19045 (thumb_index_register_rtx_p): Rename...
19046 (thumb1_index_register_rtx_p): ... to this.
19047 (thumb_output_function_prologue): Rename...
19048 (thumb1_output_function_prologue): ... to this.
19049 (thumb_legitimate_address_p): Rename...
19050 (thumb1_legitimate_address_p): ... to this.
19051 (thumb_rtx_costs): Rename...
19052 (thumb1_rtx_costs): ... to this.
19053 (thumb_compute_save_reg_mask): Rename...
19054 (thumb1_compute_save_reg_mask): ... to this.
19055 (thumb_final_prescan_insn): Rename...
19056 (thumb1_final_prescan_insn): ... to this.
19057 (thumb_expand_epilogue): Rename...
19058 (thumb1_expand_epilogue): ... to this.
19059 (arm_unwind_emit_stm): Rename...
19060 (arm_unwind_emit_sequence): ... to this.
19061 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
19062 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
19063 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
19064 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
19065 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
19066 thumb2_output_casesi): New functions.
19067 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
19068 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
19069 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
19070 THUMB2_WORK_REGS): Define.
19071 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
19072 arm_condexec_mask, arm_condexec_masklen)): New variables.
19073 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
19074 (arm_override_options): Check new CPU capabilities.
19075 Set new architecture flag variables.
19076 (arm_isr_value): Handle v7m interrupt functions.
19077 (user_return_insn): Return 0 for v7m interrupt functions. Handle
19079 (const_ok_for_arm): Handle Thumb-2 constants.
19080 (arm_gen_constant): Ditto. Use movw when available.
19081 (arm_function_ok_for_sibcall): Return false for v7m interrupt
19083 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
19084 (thumb_find_work_register, arm_load_pic_register,
19085 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
19086 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
19087 print_multi_reg, output_mov_long_double_fpa_from_arm,
19088 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
19089 output_mov_double_fpa_from_arm, output_move_double,
19090 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
19091 output_return_instruction, arm_output_function_prologue,
19092 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
19093 arm_output_mi_thunk, thumb_set_return_address): Ditto.
19094 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
19095 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
19096 (arithmetic_instr, shift_op): Use arm_shift_nmem.
19097 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
19099 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
19100 (thumb_expand_prologue): Use thumb_set_frame_pointer.
19101 (arm_file_start): Output directive for unified syntax.
19102 (arm_unwind_emit_set): Handle stack alignment instruction.
19103 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
19104 Add v6t2, v7, v7a, v7r and v7m.
19105 (RETLDM): Add Thumb-2 code.
19106 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
19107 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
19108 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
19109 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
19110 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
19111 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
19112 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
19113 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
19114 ADJUST_INSN_LENGTH): Define.
19115 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
19116 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
19117 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
19118 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
19119 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
19120 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
19121 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
19122 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
19123 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
19124 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
19125 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
19126 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
19127 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
19128 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
19129 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
19130 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
19131 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
19133 * config/arm/arm-tune.md: Regenerate.
19134 * config/arm/arm-protos.h: Update prototypes.
19135 * config/arm/vfp.md: Enable patterns for Thumb-2.
19136 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
19137 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
19138 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
19139 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
19140 * config/arm/libunwind.S: Add Thumb-2 code.
19141 * config/arm/constraints.md: Update include Thumb-2.
19142 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
19143 * config/arm/ieee754-df.S: Ditto.
19144 * config/arm/bpabi.S: Ditto.
19145 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
19146 * config/arm/predicates.md (low_register_operand,
19147 low_reg_or_int_operand, thumb_16bit_operator): New.
19148 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
19149 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
19150 * config/arm/t-arm-elf: Add armv7 multilib.
19151 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
19153 (UNSPEC_STACK_ALIGN, ce_count): New.
19154 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
19155 arm_zero_extendsidi2, arm_zero_extendqidi2): New
19157 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
19158 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
19159 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
19160 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
19161 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
19162 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
19164 * doc/extend.texi: Document ARMv7-M interrupt functions.
19165 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
19167 2007-01-03 Jakub Jelinek <jakub@redhat.com>
19169 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
19170 (struct _Unwind_Context): Rename args_size to flags, remove
19171 signal_frame field, add a new args_size field and version field.
19172 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
19173 _Unwind_IsExtendedContext): New inline functions.
19174 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
19175 Assume by_value array is only present if _Unwind_IsExtendedContext.
19176 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
19177 _Unwind_IsSignalFrame.
19178 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
19179 (uw_update_context_1): Use _Unwind_SetSignalFrame.
19180 (uw_init_context_1): Initialize context->flags to
19181 EXTENDED_CONTEXT_BIT.
19182 * config/rs6000/linux-unwind.h (frob_update_context): Use
19183 _Unwind_SetSignalFrame.
19185 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
19187 PR middle-end/30353
19188 * gimplify.c (gimplify_modify_expr_complex_part): Move below
19189 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
19192 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
19194 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
19195 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
19196 RET, AT_SP): Remove.
19197 * config/i386/i386.md (*sse_prologue_save_insn): Use return
19200 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19201 * cfgbuild.c (find_basic_blocks): Likewise.
19202 * cfgrtl.c (rtl_create_basic_block): Likewise.
19203 * function.c (temp_slots_at_level): Likewise.
19204 * reg-stack.c (stack_regs_mentioned): Likewise.
19205 * regclass.c (allocate_reg_info): Likewise.
19206 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19207 set_bb_for_stmt, move_block_to_fn): Likewise.
19208 * tree-complex.c (tree_lower_complex): Likewise.
19209 * vec.h (VEC_safe_grow_cleared): New.
19211 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
19213 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
19215 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
19216 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
19218 * cfgloopmanip.c (scale_loop_frequencies): Export.
19219 (loopify): Scale the frequencies by prescribed coefficients.
19220 (set_zero_probability): New function.
19221 (duplicate_loop_to_header_edge): Improve updating of frequencies.
19222 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
19223 and frequencies according to arguments.
19224 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
19226 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
19227 * modulo-sched.c (sms_schedule): Set probabilities for entering
19228 versioned loop correctly.
19229 * tree-vect-transform.c (vect_transform_loop): Ditto.
19230 * cfgloop.h (loopify, loop_version): Declaration changed.
19231 (scale_loop_frequencies): Declared.
19233 2007-01-02 Jan Hubicka <jh@suse.cz>
19235 * cgraph.c: Include tree-flow.h
19236 (cgraph_add_new-function): Handle IPA_SSA mode; execute
19237 early_local_passes.
19238 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
19239 * tree-pass.h (pass_all_early_optimizations): Declare.
19240 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
19241 early_local_passes.
19242 (cgraph_analyze_function): Do early_local_passes.
19243 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
19244 Do not add referenced vars.
19245 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
19247 (gate_all_early_local_passes): New gate.
19248 (pass_early_local_passes): Use new gate.
19249 (execute_early_local_optimizations): New functions.
19250 (gate_all_early_optimizations): New gate.
19251 (pass_all_early_optimizations): New pass.
19252 (execute_free_datastructures): Free SSA only when initialized.
19253 (gate_init_datastructures): Init only when optimizing.
19254 (tree_lowering_passes): Do early local passes when called late.
19255 * tree-profile.c (do_tree_profiling): Don't profile functions added
19257 (do_early_tree_profiling, pass_early_tree_profile): Kill.
19258 * tree-cfg.c (update_modified_stmts): Do not update when operands are
19260 * passes.c (init_optimizations_passes): Reorder so we go into SSA
19261 during early_local_passes.
19262 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
19265 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
19267 * Makefile.in: Update copyright year.
19269 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
19271 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
19272 in $(lang_checks) and check-consistency targets.
19274 2007-01-02 Jan Hubicka <jh@suse.cz>
19276 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
19277 Do not add referenced vars.
19278 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
19280 * passes.c (init_optimization_passes): Put mudflap_2 after
19281 free_datastructures.
19283 2007-01-02 Jan Hubicka <jh@suse.cz>
19285 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
19286 Set NOTHROW flag on call statements proved to be nothrow.
19287 Update statement of local calls so new pure/const functions are
19288 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
19290 (tree_rest_of_compilation): Register hooks and initialize bitmap
19291 early. Do not set after_inlining flag.
19293 2007-01-02 Steve Ellcey <sje@cup.hp.com>
19295 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
19296 HOST_BITS_PER_LONGLONG
19298 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19301 * c-typeck.c (store_init_value): Don't emit pedantic overflow
19302 warning for non-static initializers.
19304 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
19306 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
19307 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
19308 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
19309 Always use set_unique_reg_note to add REG_EQUAL notes.
19311 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19314 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19316 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19317 * cfgbuild.c (find_basic_blocks): Likewise.
19318 * cfgrtl.c (rtl_create_basic_block): Likewise.
19319 * function.c (temp_slots_at_level): Likewise.
19320 * reg-stack.c (stack_regs_mentioned): Likewise.
19321 * regclass.c (allocate_reg_info): Likewise.
19322 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19323 set_bb_for_stmt, move_block_to_fn): Likewise.
19324 * tree-complex.c (tree_lower_complex): Likewise.
19325 * vec.h (VEC_safe_grow_cleared): New.
19327 2007-01-02 Ian Lance Taylor <iant@google.com>
19329 * c-common.c (c_common_truthvalue_conversion): When warning about
19330 using an assignment as a truth value, set TREE_NO_WARNING.
19332 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19335 * c.opt (Wold-style-declaration): New.
19336 * doc/invoke.texi (C-only Warning Options): New.
19337 (Wold-style-declaration): Document it.
19338 (Wextra): Enabled by -Wextra.
19339 * c-opts.c (c_common_post_options): Enabled by -Wextra.
19340 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
19341 -Wold-style-declaration.
19343 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19345 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19346 * cfgbuild.c (find_basic_blocks): Likewise.
19347 * cfgrtl.c (rtl_create_basic_block): Likewise.
19348 * function.c (temp_slots_at_level): Likewise.
19349 * reg-stack.c (stack_regs_mentioned): Likewise.
19350 * regclass.c (allocate_reg_info): Likewise.
19351 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19352 set_bb_for_stmt, move_block_to_fn): Likewise.
19353 * tree-complex.c (tree_lower_complex): Likewise.
19354 * vec.h (VEC_safe_grow_cleared): New.
19356 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
19358 * c-common.c (c_common_nodes_and_builtins): Since variants of
19359 void_type_node get built before it is given a name, we need to
19360 give those variants the name, too.
19361 (complete_array_type): We need to work with the canonical main
19362 type of the array, from which we will build the qualified version.
19363 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
19364 * print-tree.c (print_node): Display canonical type information
19366 * stor-layout.c (layout_type): When we don't know the
19367 alignment of a type for which we're building an array, we end up
19368 guessing wrong, so make the type require structural equality.
19369 * tree.c (make_node_stat): When we build a new type, it is its
19370 own canonical type.
19371 (build_type_attribute_qual_variant): When building an attribute
19372 variant, its canonical type is the non-attribute variant. However,
19373 if the attributes are target-dependent and they differ, we need to
19374 use structural equality checks for this type.
19375 (build_qualified_type): A qualified type is not equivalent to its
19376 unqualified variant; set the canonical type appropriately.
19377 (build_distinct_type_copy): When building a distinct type from
19378 another type, the new type is its own canonical type.
19379 (build_variant_type_copy): When building a new type variant, we
19380 assume that it is equivalent to the original type.
19381 (build_pointer_type_for_mode): When building a pointer type, also
19382 build a canonical type pointer.
19383 (build_reference_type_for_mode): When building a reference type,
19384 also build a canonical type reference.
19385 (build_index_type): When we can't hash an index type (e.g.,
19386 because its maximum value is negative), the index type requires
19387 structural equality tests.
19388 (build_array_type): Build the canonical form of an array type.
19389 (build_function_type): Function types require structural equality,
19390 because they contain default arguments, attributes, etc.
19391 (build_method_type_directly): Ditto for method types.
19392 (build_offset_type): Build the canonical offset type.
19393 (build_complex_type): Build the canonical vector type.
19394 (make_vector_type): Build the canonical vector type.
19395 * tree.h (TYPE_CANONICAL): New.
19396 (TYPE_STRUCTURAL_EQUALITY_P): New.
19397 (SET_TYPE_STRUCTURAL_EQUALITY): New.
19398 (struct tree_type): Added "canonical" field.
19399 * params.h (VERIFY_CANONICAL_TYPES): New.
19400 * doc/c-tree.texi (TYPE_CANONICAL): Document.
19401 (TYPE_STRUCTURAL_EQUALITY_P): Document.
19402 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
19403 * doc/invoke.texi (verify-canonical-types): Document --param
19404 parameter for verifying canonical types.
19406 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19408 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
19409 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
19410 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
19411 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
19413 * config/rs6000/e500.h: New.
19414 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
19415 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
19417 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
19418 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
19419 TARGET_E500_DOUBLE): Remove.
19420 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
19421 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
19422 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
19423 * config/rs6000/rs6000.c (rs6000_override_options): Use
19424 CHECK_E500_OPTIONS.
19426 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19428 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
19429 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
19430 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
19431 rs6000_emit_cmove): Don't check TARGET_E500.
19432 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
19433 sordered): Don't check TARGET_E500.
19435 2007-01-01 Eric Christopher <echristo@apple.com>
19437 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
19438 HARD_REGISTER_NUM_P.
19440 2007-01-01 Roger Sayle <roger@eyesopen.com>
19442 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
19443 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
19444 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
19447 2007-01-01 Mike Stump <mrs@apple.com>
19449 * configure.ac: Remove support for building with Apple's gcc-3.1.
19451 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19453 PR middle-end/30311
19454 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
19455 REG is a hard register. Do not modify REG before calling
19457 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
19458 multiple of the size of YMODE for certain lowpart cases.
19460 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19462 PR middle-end/30253
19463 * gimplify (voidify_wrapper_expr): Update for
19464 GIMPLE_MODIFY_STMT.
19466 2007-01-01 Andreas Schwab <schwab@suse.de>
19469 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
19470 save of BR0 in extra_spill_size instead of spill_size.
19471 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
19473 (ia64_expand_epilogue): Restore BR0 from its new location.
19475 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19477 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
19478 Use a temporary variable if the left hand side is not a gimple
19481 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19483 * gimplify.c (gimplify_return_expr): Make the temporary variable
19484 for the return expression, a gimple register variable.
19486 2007-01-01 Jan Hubicka <jh@suse.cz>
19488 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
19491 2007-01-01 Mike Stump <mrs@apple.com>
19493 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
19495 * config/darwin.c (machopic_select_rtx_section): Use
19496 HAVE_GAS_LITERAL16.
19497 (darwin_mergeable_constant_section): Likewise.
19498 * configure: Regenerate.
19499 * config.in: Regenerate.
19501 2007-01-01 Jan Hubicka <jh@suse.cz>
19502 Andrew Pinski <pinskia@gmail.com>
19504 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
19505 before starting IPA passes.