1 2007-07-17 Nick Clifton <nickc@redhat.com>
3 * COPYING_v3: New file. Contains version 3 of the GNU General
5 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
6 Lesser General Public License.
7 * doc/include/gpl_v3.texi: New file. Contains version 3 of
8 the GNU General Public License.
10 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
12 PR rtl-optimization/32773
13 * cfglayout.c (force_one_exit_fallthru): New function.
14 (cfg_layout_finalize): Use it.
16 2007-07-16 Richard Guenther <rguenther@suse.de>
17 Uros Bizjak <ubizjak@gmail.com>
19 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
20 before forcing it to gimple operand.
22 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
23 David Ung <davidu@mips.com>
25 * config/mips/mips.h (TUNE_24K): Define.
26 (TUNE_MACC_CHAINS): Add TUNE_24K.
27 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
29 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
30 (r74k_int_madd): .. this new reservation.
31 (define_bypass): Fixed bypasses for r74k_int_madd to use
33 * config/mips/24k.md (define_bypass): Define new
34 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
36 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
37 Nigel Stephens <nigel@mips.com>
39 * config/mips/mips.md: Include 20kc.md.
40 * config/mips/20kc.md: New file.
41 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
42 (mips_adjust_cost): Tweak for 20Kc.
43 (mips_issue_rate): Likewise.
44 * config/mips/mips.h (TUNE_20KC): Define.
46 2007-07-16 David Edelsohn <edelsohn@gnu.og>
48 * config/rs6000/rs6000.c (struct processor_cost): Add
49 cache_line_size, l1_cache_lines, and simultaneous_prefetches
51 (*_cost): Add cache information.
52 (rs6000_override_options): Set cache parameters.
54 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
57 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
58 * doc/install.texi (mips-sgi-irix6): pthread support works now.
60 2007-07-16 Paul Brook <paul@codesourcery.com>
64 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
65 (cirrus_thumb2_movsi_insn): Ditto.
67 2007-07-15 Geoffrey Keating <geoffk@apple.com>
69 * config/rs6000/darwin-fallback.c (interpret_libc): Change
72 2007-07-15 Andrew Haley <aph@redhat.com>
74 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
75 before looking in the context.
77 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
81 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
82 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
83 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
84 (pa_output_function_prologue): Use rp_saved and current_function_is_leaf
85 to generate .CALLINFO statement.
86 (hppa_expand_prologue): Set rp_saved.
87 (hppa_expand_epilogue): Use rp_saved.
88 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
89 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
91 2007-07-14 Dirk Mueller <dmueller@suse.de>
93 * omega.c (coalesce): Fix memory leak on early exit.
94 * matrix-reorg.c (check_allocation_function): Likewise.
95 * tree-vect-transform.c (vect_get_new_vect_var): free result
97 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
98 pass pointer to edge vector
99 (partition_hot_cold_basic_blocks): Fix memory leak.
100 * collect2.c (prefix_from_string): Free temporary storage.
101 * reload1.c (fixup_abnormal_edges): Free sbitmap.
103 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
105 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
106 (DO_GLOBAL_DTORS_BODY): Likewise.
108 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
109 Nigel Stephens <nigel@mips.com>
111 * config/mips/mips.c (mips_classify_symbol): Don't return
112 SYMBOL_SMALL_DATA for constant pool addresses if
113 TARGET_EMBEDDED_DATA is true.
115 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
117 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
118 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
119 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
120 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
121 __builtin_ia32_storehps, __builtin_ia32_storelps,
122 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
123 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
124 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
125 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
126 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
127 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
128 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
129 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
130 using def_builtin_const.
132 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
134 PR tree-optimization/32705
135 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
136 (simplify_binary_expression): Use SSA_VAL consistently.
138 2007-07-13 David Edelsohn <edelsohn@gnu.org>
140 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
141 (SPEFSCR_REGNO): Delete definition.
142 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
143 COUNT_REGISTER_REGNUM -> CTR_REGNO.
144 * config/rs6000/rs6000.h: Do not define *_REGNO.
145 LINK_REGISTER_REGNUM -> LR_REGNO.
146 COUNT_REGISTER_REGNUM -> CTR_REGNO.
147 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
148 COUNT_REGISTER_REGNUM -> CTR_REGNO.
149 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
150 R_VRSAVE, R_VSCR. Use them.
151 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
152 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
153 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
154 * config/rs6000/aix.h: Define R_LR. Use it.
156 2007-07-13 Caroline Tice <ctice@apple.com>
158 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
159 flag_var_tracking is explicitly turned off (i.e. when variable
160 tracking is not feasible); otherwise, turn flag_var_tracking on when
161 flag_var_tracking_uninit is on.
162 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
163 note definitions, to allow recording of initialization status in the
165 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
166 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
167 determine if two note locations are equal.
168 (output_loc_list): Don't output list entries whose start & end labels
170 (reg_loc_descriptor): Add parameter for initialization status; pass it
171 to other loc descriptor functions.
172 (one_reg_loc_descriptor): Add parameter for initialization status;
173 check its value and add DW_OP_GNU_uninit to returned loc descr if
175 (multiple_reg_loc_descriptor): Add parameter for initialization
177 pass init status argument to other loc descriptor functions; check
178 value of intialization parameter and add DW_OP_GNU_uninit to returned
179 loc descr if appropriate.
180 (based_loc_descr): Add parameter for initialization status; add new
181 variable for return value; check value of initialization parameter and
182 add DW_OP_GNU_uninit to returned loc descr if appropriate.
183 (concatn_mem_loc_descriptor): Add parameter for initialization status;
184 pass init status argument to other loc descriptor functions; check
185 value of intialization parameter and add DW_OP_GNU_uninit to returned
186 loc descr if appropriate.
187 (mem_loc_descriptor): Likewise.
188 (concat_loc_descriptor): Likewise.
189 (concatn_loc_descriptor): Likewise.
190 (loc_descriptor): Add parameter for initialization status; pass it as
191 argument to other loc descriptor function calls.
192 (loc_descriptor_from_tree_1): Add appropriate initialization status
193 to loc descriptor function calls.
194 (add_location_or_const_value_attribute): Get initialization status
195 from VAR_LOCATION note; add initialization status to loc descriptor
197 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
198 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
199 status is uninitialized, add "[uninint]" to output.
200 * common.opt (fvar-tracking-uninit): New option, similar to
201 fvar-tracking, to turn on tracking of uninitialized variables; creates
202 a new global flag, flag_var_tracking_uninit.
203 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
204 (enum var_init_status): New type, for var initialization status field.
205 * var-tracking.c (struct location_chain_def): Two new fields, init,
206 for initialization status, and set_src for the assignment value expr.
207 (unshare_variable): New parameter for initialization status;
208 initialize new init and set_src fields.
209 (var_reg_set): New parameters for initialization status and value;
210 pass them to set_variable_part.
211 (var_mem_set): Likewise.
212 (get_init_value): New function.
213 (var_reg_delete_and_set): New initialization status & value
214 parameters; add call to get_init_value if status is unknown; pass new
215 parameters to clobber_variable_part and var_reg_set.
216 (var_mem_delete_and_set): Likewise.
217 (var_reg_delete): Pass null set_src value to clobber_variable_part.
218 (var_mem_delete): Likewise.
219 (variable_union): Pass status to unshare_variable; initialize new init
220 and set_src fields. If flag_var_tracking_uninit is not set, force
221 status to initialized.
222 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
223 used later to get the set_src value.
224 (find_src_status): New function.
225 (find_src_set_src): New function.
226 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
227 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
228 MO_SET, get set_src value and pass it to var_reg_delete_and_set
229 and var_mem_delete_and_set.
230 (dump_variable): Print out "[uninit]" if appropriate.
231 (set_variable_part): Add new initialization and set_src parameters;
232 pass status to unshare_variable; set node->init and node- >set_src
233 fields and modify slot in hash table appropriately; save the init and
234 set_src values if appropriate and assign to the new node.
235 (clobber_variable_part): New set_src parameter; if two nodes have
236 same variable and same location but different set_src (assignment)
237 values, clobber old node.
238 (delete_variable_part): Pass init status to unshare_variable.
239 (emit_note_insn_var_location): Add initialized var; assign var's init
240 status to new 'initialized'; pass new init status field to calls to
241 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
242 status to initialized.
243 (emit_notes_in_bb): Pass initialization status to calls to
244 var_reg_set, var_mem_set, var_reg_delete_and_set and
245 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
246 var_reg_delete_and_set and var_mem_delete_and_set; call
247 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
248 make up for change in add_stores.
249 (vt_add_function_parameters): Add status to calls to
251 * config/darwin.c (darwin_override_options): Turn on uninitialized
252 tracking automatically, if var_tracking is on and the system is
255 2007-07-13 Sa Liu <saliu@de.ibm.com>
257 * config.gcc: Add options for arch and tune on SPU.
258 * config/spu/predicates.md: Add constant operands 0 and 1.
259 * config/spu/spu-builtins.def: Add builtins for double precision
260 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
261 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
263 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
265 * config/spu/spu-protos.h: Add new function prototypes.
266 * config/spu/spu.c (spu_override_options): Check options -march and
268 (spu_comp_icode): Add comparison code for DFmode and vector mode.
269 (spu_emit_branch_or_set): Use the new code for DFmode and vector
271 (spu_const_from_int): New. Create a vector constant from 4 ints.
272 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
273 (spu_emit_vector_compare): New. Emit vector compare.
274 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
275 * config/spu/spu.h: Add options -march and -mtune. Define processor
276 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
277 CANONICALIZE_COMPARISON.
278 * config/spu/spu.md: Add new insns for double precision compare
279 and double precision vector compare. Add vcond and smax/smin patterns
280 to enable DFmode vector conditional expression.
281 * config/spu/spu.opt: Add options -march and -mtune.
282 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
283 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
284 both CELL and CELLEDP targets: spu_testsv.
285 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
288 2007-07-13 Richard Guenther <rguenther@suse.de>
290 PR tree-optimization/32721
291 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
292 TREE_THIS_VOLATILE on the folded reference.
293 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
294 if the array reference has TREE_THIS_VOLATILE set.
296 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
299 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
301 2007-07-13 Andreas Schwab <schwab@suse.de>
303 * gengtype-lex.l: Allow declarations to be indented.
305 2007-07-12 Geoffrey Keating <geoffk@apple.com>
307 * ginclude/tgmath.h: New.
308 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
309 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
310 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
311 * configure: Regenerate.
313 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
315 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
316 correct index when setting register save state for xd
319 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
321 * config/sh/sh.c (mark_use): Remove.
323 2007-07-12 Paul Brook <paul@codesourcery.com>
325 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
326 reg does not overlap return value.
328 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
330 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
331 (set_expression_vuses): Ditto.
332 (init_pre): Initialize expression_vuses.
334 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
336 * config/i386/sse.md (storentdf, storentsf): New.
338 2007-07-12 Geoffrey Keating <geoffk@apple.com>
340 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
342 * tree.c (build_decl_stat): Move code from here...
343 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
344 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
345 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
346 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
347 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
350 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
351 Devang Patel <dpatel@apple.com>
353 PR tree-optimization/25413
354 * targhooks.c (default_builtin_vector_alignment_reachable): New.
355 * targhooks.h (default_builtin_vector_alignment_reachable): New.
356 * tree.h (contains_packed_reference): New.
357 * expr.c (contains_packed_reference): New.
358 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
359 (vect_enhance_data_refs_alignment): Call
360 vector_alignment_reachable_p.
361 * target.h (vector_alignment_reachable): New builtin.
362 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
363 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
364 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
366 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
368 * target.h (builtin_vectorization_cost): Add new target builtin.
369 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
370 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
371 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
372 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
373 uninitialized variables.
374 * tree-vect-transform.c (cost_for_stmt): New function.
375 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
376 using cost 1 for all scalar stmts. Be less conservative when
377 estimating the number of prologue/epulogue iterations. Call
378 targetm.vectorize.builtin_vectorization_cost. Return
379 min_profitable_iters-1.
380 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
381 initialization cost instead of TARG_VEC_STMT_COST. Use
382 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
383 epilogue code. Fix epilogue cost computation.
384 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
385 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
386 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
387 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
388 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
389 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
391 2007-07-12 Richard Guenther <rguenther@suse.de>
393 * gimplify.c (gimplify_conversion): Make sure that the result
394 from maybe_fold_offset_to_reference is trivially convertible
395 to the desired type before doing the simplification.
396 (gimplify_expr): Likewise.
397 * fold-const.c (fold_binary): Use the correct types for
398 building the simplified expression.
400 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
402 PR rtl-optimization/32729
403 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
404 that fallthru to exit.
406 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
408 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
409 (symDTPOFF2reg): Likewise.
411 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
413 PR tree-optimization/32663
415 * tree.h (VALUE_HANDLE_VUSES): Remove.
416 (struct tree_value_handle): Remove vuses.
418 * tree-vn.c (create_value_handle_for_expr): Don't set
421 * tree-ssa-pre.c (expression_vuses): New.
422 (alloc_expression_id): Set up expression_vuses.
423 (get_expression_vuses): New.
424 (set_expression_vuses): Ditto.
425 (clear_expression_ids): Modify for expression_vuses.
426 (phi_translate_1): Ditto.
427 (phi_translate_set): Ditto.
428 (value_dies_in_block_x): Ditto
429 (valid_in_sets): Ditto.
430 (add_to_sets): Ditto.
431 (find_existing_value_expr): Ditto.
432 (create_value_handle_for_expr): Ditto.
433 (make_values_for_stmt): Ditto.
434 (vuse_equiv): Remove.
436 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
438 * Makefile.in (mostlyclean): Remove object files.
440 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
442 * toplev.c (no_new_pseudos): Deleted.
443 * rtl.h (no_new_pseudos): Deleted.
444 * tree-pass.h (pass_no_new_pseudos): Deleted.
445 * passes.c (pass_no_new_pseudos): Deleted.
446 * final.c (rest_of_clean_state): Removed no_new_pseudos.
447 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
448 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
450 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
451 * rtlhooks.c (gen_lowpart_general): Ditto.
452 * optabs.c (prepare_operand): Ditto.
453 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
455 * modulo-sched.c (rest_of_handle_sms): Ditto.
456 * see.c (rest_of_handle_see): Ditto.
457 * ifcvt.c (if_convert): Ditto.
458 (gate_handle_if_after_combine): Replaced no_new_pseudos with
460 * init-regs.c (gate_initialize_regs): Deleted set of
462 * lower-subreg.c (decompose_multiword_subregs): Ditto.
463 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
464 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
466 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
469 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
470 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
471 (*vec_extractv2di_1_rex64): New insn pattern.
473 2007-07-11 David Daney <ddaney@avtrex.com>
475 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
476 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
477 for SIGNAL_UNWIND_RETURN_COLUMN.
478 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
479 (DWARF_FRAME_REGNUM): Rewrite.
480 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
482 2007-07-11 Nick Clifton <nickc@redhat.com>
484 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
485 delta and use gen_int_mode in place of GET_INT instead.
487 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
489 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
492 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
494 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
495 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
497 * params.h (VERIFY_CANONICAL_TYPES): Remove.
498 (USE_CANONICAL_TYPES): New.
499 * doc/invoke.texi (verify-canonical-types): Remove.
500 (use-canonical-types): Add.
502 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
504 * config/spu/spu.c (spu_optimization_options): Remove setting of
505 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
506 (spu_override_options): Move it here.
508 2007-07-11 Richard Sandiford <richard@codesourcery.com>
510 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
511 * config/mips/mips.c (mips_cpu_info_table): Mention
512 MIPS_ISA_LEVEL_SPEC in the comment.
514 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
516 PR tree-optimization/32713
517 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
519 2007-07-11 Paolo Carlini <pcarlini@suse.de>
522 * c-opts.c (c_common_post_options): Do not change flag_complex_method
523 conditional to flag_isoc99.
524 (c_common_init_options): Do it here, unconditionally.
526 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
528 PR tree-optimization/32589
529 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
530 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
531 * tree-ssa-propagate.c (valid_gimple_expression_p): New
532 predicate, extracted from...
533 (set_rhs): ...here. Call it for the expression on entry.
534 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
535 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
536 (simplify_binary_expression): Use valid_gimple_expression_p
537 to validate the simplification.
538 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
540 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
542 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
543 DWARF2_DEBUG on 32 bit target too.
544 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
546 2007-07-11 Nick Clifton <nickc@redhat.com>
548 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
549 version for 64-bit hosts.
551 2007-07-10 David Daney <ddaney@avtrex.com>
553 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
555 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
557 * config/mips/mips.c (mips_expand_synci_loop): New function.
558 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
559 (UNSPEC_RDHWR): Same.
560 (UNSPEC_SYNCI): Same.
562 (clear_cache): New expand.
566 (clear_hazard): Same.
567 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
569 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
570 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
572 2007-07-10 Ian Lance Taylor <iant@google.com>
574 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
577 2007-07-10 David Daney <ddaney@avtrex.com>
579 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
580 * builtins.c (expand_builtin___clear_cache): New function.
581 (expand_builtin): Call expand_builtin___clear_cache for
582 BUILT_IN_CLEAR_CACHE case.
583 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
584 * doc/md.texi (clear_cache): Document new instruction pattern.
585 * testsuite/gcc.dg/builtins-64.c: New test.
587 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
589 * config/cris/cris.md ("movsi"): Fix typo in last change.
591 2007-07-09 Geoffrey Keating <geoffk@apple.com>
594 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
596 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
597 * varasm.c (assemble_start_function): Honor DECL_ALIGN
598 for FUNCTION_DECLs. Don't use align_functions_log if
600 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
601 even for FUNCTION_DECLs.
602 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
604 * tree.h (DECL_ALIGN): Update for new location of 'align'.
605 (DECL_FUNCTION_CODE): Update for new location and name of
607 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
608 (struct tree_decl_common): Move 'align' and 'off_align' out
609 of union, ensure they're still on a 32-bit boundary. Remove
610 other fields in union 'u1'.
611 (struct tree_function_decl): Add field 'function_code' replacing
612 'u1.f' in tree_decl_common.
613 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
614 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
615 (Variable Attributes): Cross-reference 'aligned' attribute
616 to Function Attributes.
617 * flags.h (force_align_functions_log): Delete.
618 * toplev.c (force_align_functions_log): Delete.
620 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
623 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
624 (*vec_concatv2di_rex): New insn pattern.
626 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
629 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
631 2007-07-10 Ian Lance Taylor <iant@google.com>
633 Replace no_new_pseudos in backends.
634 * rtl.h (can_create_pseudo_p): Define.
635 * config/darwin.c (machopic_indirect_data_reference): Use
636 can_create_pseudo_p () instead of no_new_pseudos.
637 (machopic_indirect_data_reference): Likewise.
638 (machopic_legitimize_pic_address): Likewise.
639 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
640 (alpha_emit_set_const_1): Likewise.
641 (alpha_emit_set_const): Likewise.
642 (alpha_emit_conditional_move): Likewise.
643 (alpha_split_conditional_move): Likewise.
644 * config/alpha/alpha.md (various splitters): Likewise.
646 * config/arm/arm.c (legitimize_pic_address): Likewise.
647 (arm_load_pic_register): Likewise.
648 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
649 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
650 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
651 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
652 * config/cris/cris.md (movsi): Likewise.
653 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
654 (symGOTOFF2reg_hilo): Likewise.
655 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
656 * config/h8300/h8300.md (insv, extzv): Likewise.
657 * config/i386/i386.c (ix86_expand_move): Likewise.
658 (ix86_expand_vector_move): Likewise.
659 (ix86_prepare_fp_compare_args): Likewise.
660 (ix86_expand_carry_flag_compare): Likewise.
661 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
662 (tls_dynamic_gnu2_combine_32): Likewise.
663 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
664 * config/ia64/ia64.c (ia64_expand_move): Likewise.
665 (ia64_expand_movxf_movrf): Likewise.
666 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
667 (m32c_split_move): Likewise.
668 (m32c_expand_insv): Likewise.
669 * config/m68k/m68k.md (movsi): Likewise.
670 * config/mips/mips.c (mips_force_temporary): Likewise.
671 (mips_split_symbol): Likewise.
672 (mips_move_integer): Likewise.
673 (mips_legitimize_const_move): Likewise.
674 * config/mn10300/mn10300.md (movsi): Likewise.
675 * config/pa/pa.c (emit_move_sequence): Likewise.
676 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
677 (rs6000_got_register): Likewise.
678 (create_TOC_reference): Likewise.
679 (rs6000_machopic_legitimize_pic_address): Likewise.
680 * config/rs6000/rs6000.md (add<mode>3): Likewise.
681 (various splitters): Likewise.
682 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
683 (movsi_got): Likewise.
684 * config/s390/s390.c (emit_symbolic_move): Likewise.
685 * config/s390/s390.md (movhi, movqi): Likewise.
686 (load_multiple, store_multiple): Likewise.
687 * config/score/score.c (score_force_temporary): Likewise.
688 * config/sh/sh.c (prepare_move_operands): Likewise.
689 (prepare_cbranch_operands): Likewise.
690 (emit_fpu_switch): Likewise.
691 (fpscr_set_from_mem): Likewise.
692 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
693 (adddi3, subsi3): Likewise.
694 (various splitters): Likewise.
695 (divsi_inv_fp_combine): Likewise.
696 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
697 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
699 * config/sh/predicates.md (xor_operand): Likewise.
700 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
701 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
702 (movdi_pic_label_ref): Likewise.
703 * config/spu/spu.c (spu_split_immediate): Likewise.
704 * config/alpha/alpha.md (various splitters): Remove test
705 !no_new_pseudos || reload_completed.
706 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
708 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
709 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
710 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
711 * config/score/score.c (th_output_mi_thunk): Likewise.
712 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
713 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
715 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
717 PR rtl-optimization/32664
718 * mode-switching.c (create_pre_exit): Skip barrier insns.
720 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
722 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
723 force_gimple_operand_bsi.
724 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
725 rewrite_use_compare): Ditto.
726 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
728 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
729 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
730 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
731 * tree-profile.c (prepare_instrumented_value,
732 tree_gen_interval_profiler, tree_gen_pow2_profiler,
733 tree_gen_one_value_profiler, tree_gen_ic_profiler,
734 tree_gen_ic_func_profiler, tree_gen_average_profiler,
735 tree_gen_ior_profiler): Ditto.
736 * tree-ssa-reassoc.c (negate_value): Ditto.
737 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
738 Use force_gimple_operand_bsi.
739 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
740 * tree-if-conv.c (add_to_dst_predicate_list,
741 find_phi_replacement_condition): Ditto.
742 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
743 Call mark_symbols_for_renaming for new statements.
744 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
746 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
748 * cfghooks.c (remove_edge): New function.
749 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
751 * cfghooks.h (remove_edge): Declare.
752 * cfg.c (remove_edge): Renamed to remove_edge_raw.
753 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
755 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
757 * optabs.h: Added declaration for signbit_optab.
758 * optabs.c: (init_optabs): Added initialization for signbit_optab.
759 * genoptinit.c (optabs): Added entry for signbit insns.
760 * builtins.c (expand_builtin_signbit): Added code to use a signbit
762 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
763 * config/s390/s390.md (signbit<mode>2): New expander.
765 2007-07-09 Richard Guenther <rguenther@suse.de>
768 * fold-const.c (fold_plusminus_mult_expr): Move constant
769 arguments second to allow decomposing.
771 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
774 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
776 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
777 Disregard DECL_FROM_INLINE.
779 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
782 * doc/invoke.texi: Add ftree-reassoc flag.
783 * common.opt (ftree-reassoc): New flag.
784 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
785 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
787 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
789 PR tree-optimization/32681
790 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
791 saved in second_edge->aux when first_bb is a loop header.
793 2007-07-09 Jan HUbicka <jh@suse.cz>
795 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
797 2007-07-09 Richard Guenther <rguenther@suse.de>
799 * c-decl.c (start_function): Do not promote return type.
801 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
803 * function.c (do_warn_unused_parameter): Do not warn if
804 TREE_NO_WARNING is set.
806 2007-07-08 Andreas Schwab <schwab@suse.de>
808 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
810 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
813 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
815 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
816 apply to assembly language, too.
817 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
819 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
821 Revert (note the sccvn portions are *not* reverted)
822 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
824 Fix PR tree-optimization/23488
826 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
828 * tree-flow-inline.h (get_value_handle): Ditto.
829 * tree-ssa-pre.c (decl_vh_map): New.
830 (decl_node_pool): New.
831 (can_value_number_operation): Support DECL_P.
832 (can_PRE_operation): Ditto.
833 (create_expression_by_pieces): Ditto.
834 (find_existing_value_expr): Modify to differnetiate between
835 addressing and top level.
836 (create_value_handle_for_expr): Handle DECL's.
837 (poolify_tree): Ditto.
838 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
839 (make_values_for_stmt): Handle DECL's properly.
840 (init_pre): Reorg to not init useless things during FRE.
842 * tree-flow.h: Include pointer-set.h.
843 (decl_vh_map): Declare.
844 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
846 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
848 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
849 the constraint description.
850 * doc/md.texi: Update documentation of AVR constraints.
852 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
854 * auto-inc-dec.c, config/arm/arm.c,
855 config/m32r/constraints.md, config/mips/mips.md,
856 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
857 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
858 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
859 typos. Follow spelling conventions.
860 * doc/invoke.texi, doc/rtl.texi: Fix typos.
862 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
863 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
865 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
866 realloc_vuse): Remove.
867 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
870 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
872 Fix PR tree-optimization/23488
874 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
875 (try_to_simplify): Ditto.
877 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
879 * tree-flow-inline.h (get_value_handle): Ditto.
880 * tree-ssa-pre.c (decl_vh_map): New.
881 (decl_node_pool): New.
882 (can_value_number_operation): Support DECL_P.
883 (can_PRE_operation): Ditto.
884 (create_expression_by_pieces): Ditto.
885 (find_existing_value_expr): Modify to differnetiate between
886 addressing and top level.
887 (create_value_handle_for_expr): Handle DECL's.
888 (poolify_tree): Ditto.
889 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
890 (make_values_for_stmt): Handle DECL's properly.
891 (init_pre): Reorg to not init useless things during FRE.
893 * tree-flow.h: Include pointer-set.h.
894 (decl_vh_map): Declare.
895 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
897 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
899 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
900 apply to assembly language, too.
901 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
903 2007-07-06 Ian Lance Taylor <iant@google.com>
904 Zack Weinberg <zackw@panix.com>
907 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
909 2007-07-06 Richard Sandiford <richard@codesourcery.com>
911 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
912 (prefetch): Likewise if "pref" would be used.
914 2007-07-06 Josh Conner <jconner@apple.com>
918 * calls.c (store_one_arg): Handle arguments which are partially
919 on the stack when detecting argument overlap.
921 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
923 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
924 chosen during find_reloads.
926 2007-07-06 Richard Guenther <rguenther@suse.de>
928 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
929 TYPE_ARG_TYPES for verification of argument types. Use
930 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
931 parameters as variable arguments.
933 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
935 * libgcc2.h (word_type): Type definition removed.
936 (cmp_return_type, shift_count_type): Type definitions added.
937 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
938 replaced with shift_count_type.
939 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
941 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
942 changed from word_type to Wtype.
943 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
944 replaced with shift_count_type.
945 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
947 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
948 and libgcc_shift_count attribute added.
949 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
950 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
951 (TARGET_INITIALIZER): New target hooks added.
952 * targhooks.c (default_libgcc_cmp_return_mode,
953 default_libgcc_shift_count_mode): Default implementations for the new
955 * targhooks.h (default_libgcc_cmp_return_mode,
956 default_libgcc_shift_count_mode): Function prototypes added.
957 * target.h (struct gcc_target): Fields for the new target hooks added.
958 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
960 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
963 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
964 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
966 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
967 s390_libgcc_shift_count_mode): Functions added.
968 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
969 Target hooks defined.
971 2007-07-06 Richard Sandiford <richard@codesourcery.com>
973 * config/mips/mips.c (compute_frame_size): Restore the original
974 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
975 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
976 Document why the difference is needed.
978 2007-07-06 Richard Guenther <rguenther@suse.de>
980 * c-common.c (boolean_increment): Use correctly typed
983 2007-07-06 Richard Sandiford <richard@codesourcery.com>
985 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
986 the topmost argument register is not also included in the save mask.
987 (mips16e_collect_argument_save_p): Take a pointer to the argument
988 register, rather than a pointer to the number of arguments.
989 (mips16e_collect_argument_saves): Only include argument saves
990 that aren't in the register mask.
992 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
994 PR rtl-optimization/32450
995 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
996 to ensure that instructions are not moved into the prologue when
997 profiling is on. Remove unused prologue_end variable.
998 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
999 as a scheduling barrier.
1001 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
1004 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
1005 Disregard DECL_FROM_INLINE.
1007 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
1009 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
1010 IORing with a constant.
1012 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
1014 PR rtl-optimization/32475
1015 * df-scan.c (df_def_record_1): Add a use of the stack pointer
1016 for every definition of the stack pointer.
1018 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
1020 * arm.c (vfp3_const_double_index): Copy signed results of
1021 REAL_VALUE_TO_INT into unsigned vars.
1023 2007-07-05 Richard Guenther <rguenther@suse.de>
1026 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
1028 * tree-ssa.c (useless_type_conversion_p): Check canonical
1031 2007-07-05 Anatoly Sokolov <aesok@post.ru>
1033 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
1034 zero_extendhisi2): Change to define_insn_and_split.
1035 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
1037 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
1039 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
1040 pass_match_asm_constraints): New.
1041 * passes.c (init_optimization_passes): Add new pass.
1042 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
1043 * function.h (struct function): Add has_asm_statement bit.
1044 (current_function_has_asm_statement): New.
1045 * tree-pass.h (pass_match_asm_constraints): New.
1047 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
1049 * config/mips/mips.c (mips_file_start): Avoid declaration
1052 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
1054 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
1056 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
1058 * rtl.def (NOTE): Change print format string to print
1059 operand 5 as a note insn name.
1061 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
1062 David Ung <davidu@mips.com>
1064 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
1065 * doc/invoke.texi: (MIPS Options): Document them.
1067 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
1068 David Ung <davidu@mips.com>
1070 Add support for SmartMIPS ASE.
1072 * optabs.c (expand_binop_directly): New, broken out from...
1073 (expand_binop): Here. Make it try rotating in the other
1074 direction even when the second operand isn't constant.
1075 * config/mips/mips.md (*lwxs): New.
1076 * config/mips/mips.opt (msmartmips): New.
1077 * config/mips/mips.c (mips_lwxs_address_p): New.
1078 (mips_rtx_costs): Make it recognize scaled indexed addressing.
1079 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
1080 __mips_smartmips when compiling for TARGET_SMARTMIPS.
1081 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
1082 (ISA_HAS_LWXS): New.
1083 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
1084 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
1085 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
1086 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
1087 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
1088 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
1089 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
1091 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
1093 * tree-vectorizer.c (new_loop_vec_info): Initialize
1094 LOOP_VINFO_COST_MODEL_MIN_ITERS.
1095 * tree-vectorizer.h (_loop_vec_info): Added new filed
1096 min_profitable_iters.
1097 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
1098 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
1099 * tree-vect-analyze.c (vect_analyze_operations): Set
1100 LOOP_VINFO_COST_MODEL_MIN_ITERS.
1101 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
1102 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
1103 Fix calculation of peel_iters_prologue. Move consideration of epilogue
1104 and prologue cost to after they are computed.
1105 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
1107 (vect_model_simple_cost): Takes additional argument dt. Consider cost
1108 of creating vectors from scalars according to dt.
1109 (vect_model_store_cost): Likewise.
1110 (vectorizable_call): Use dt array instead of scalar dt. Call
1111 vect_model_simple_cost with additional argument dt.
1112 (vectorizable_assignment): Likewise.
1113 (vectorizable_operation): Likewise.
1114 (vectorizable_type_demotion): Likewise.
1115 (vectorizable_type_promotion): Likewise.
1116 (vectorizable_store): Use dt array instead of scalar dt. Call
1117 vect_model_store_cost with additional argument dt.
1118 (vect_do_peeling_for_loop_bound): Don't call
1119 vect_estimate_min_profitable_iters. Instead, lookup
1120 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
1121 "may not be profitable".
1123 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
1126 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
1127 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
1128 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
1129 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
1131 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
1133 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
1134 addressing modes cheaper.
1136 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
1138 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
1139 (dw_ranges_struct): Rename block_num to num. Adjust.
1140 (dw_ranges_by_label_struct): New.
1141 (ranges_by_label, ranges_by_label_allocated,
1142 ranges_by_label_in_use): New variables.
1143 (add_ranges_num): Factored most of the code out of...
1144 (add_ranges): ... this one. Rewrite in terms of the former.
1145 (add_ranges_by_labels): New.
1146 (output_ranges): Output by-label ranges.
1147 (dwarf2out_finish): Output range for multiple-section
1148 compile_unit. Output standard DW_AT_low_pc in addition to
1149 unexpected DW_AT_entry_pc.
1151 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
1153 PR tree-optimization/32604
1154 PR tree-optimization/32606
1156 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
1157 (compute_antic_safe): Removed.
1158 (ANTIC_SAFE_LOADS): Ditto.
1159 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
1160 (execute_pre): Don't call compute_antic_safe.
1161 (vuse_equiv): New function.
1162 (make_values_for_stmt): Use it
1163 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
1166 2007-07-04 Anatoly Sokolov <aesok@post.ru>
1169 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
1171 (avr_attribute_table): Make "naked" attribute apply to function types
1172 rather than to decls.
1173 (avr_handle_fntype_attribute): New function.
1175 2007-07-04 Joseph Myers <joseph@codesourcery.com>
1177 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
1180 2007-07-04 David Ung <davidu@mips.com>
1181 Joseph Myers <joseph@codesourcery.com>
1183 * config/mips/mips.md (type): Add logical, signext and move.
1184 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
1185 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
1186 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
1187 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
1188 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
1189 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
1190 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
1191 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
1192 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
1193 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
1194 movv2sf_hardfloat_64bit): Use the new types.
1195 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
1196 *movdf_softfloat, *movdf_mips16): Use "multi".
1197 (extendqihi2): Replace with a define_expand.
1198 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
1199 Based on extend<SHORT:mode><GPR:mode>2 patterns.
1200 * config/mips/74k.md (r74k_int_logical): New reservation and
1202 (r74k_int_arith): Remove "slt".
1203 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
1204 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
1205 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
1206 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
1207 reservations for "arith".
1209 2007-07-04 Richard Guenther <rguenther@suse.de>
1211 * tree-ssa.c (useless_type_conversion_p): Add handling for
1212 scalar float and vector types. Only call the types_compatible_p
1213 langhook for aggregate types as last resort. Follow the
1216 2007-07-04 Richard Guenther <rguenther@suse.de>
1218 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
1219 the same as NOP_EXPR.
1221 2007-07-04 Nick Clifton <nickc@redhat.com>
1223 * target.h (struct gcc_target): Add target_help field.
1224 * target-def.h (TARGET_HELP): New.
1225 (TARGET_INITIALIZER): Use TARGET_HELP.
1226 * opts.c (command_handle_option): Invoke target_help function, if
1227 defined, when the user has specified --target-help on the command
1229 * doc/invoke.texi: Mention that --target-help might print
1230 additional information.
1231 * doc/tm.texi: Document TARGET_HELP hook.
1233 * arm.c (TARGET_HELP): Override default definition.
1234 (arm_target_help): New - display a wrapped list of cores and
1235 architectures supported.
1237 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
1239 * config/gcc/v850/v850.c (expand_prologue): Make sure
1240 GEN_INT() argument is sign extended rather than zero extended.
1241 (expand_epilogue): Likewise.
1242 (output_move_double): Delete.
1243 * config/gcc/v850/v850-protos.h (output_move_double): Delete.
1244 * config/gcc/v850/v850.md (movdi): Delete.
1245 (*movdi_internal): Delete.
1247 (*movdf_internal): Delete.
1249 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1251 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
1252 unless compiling RTP PIC.
1254 2007-07-04 Richard Guenther <rguenther@suse.de>
1256 PR tree-optimization/32482
1257 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
1258 original ssa name if we didn't find a shift expression.
1259 Fix shift constant for bit zero test.
1261 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1263 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
1265 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1267 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
1268 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
1269 * config/arm/vxworks.h (ASM_SPEC): Delete.
1270 (SUBTARGET_EXTRA_ASM_SPEC): Define.
1272 2007-07-04 Sebastian Pop <sebpop@gmail.com>
1274 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
1275 (DDR_REVERSED_P): New.
1276 * tree-data-ref.c (initialize_data_dependence_relation,
1277 build_classic_dist_vector): Set DDR_REVERSED_P.
1279 2007-07-04 Sebastian Pop <sebpop@gmail.com>
1282 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
1283 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
1284 init_omega_for_ddr_1): Use non conservative number of iterations
1286 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
1287 (analyze_siv_subscript): Remove FIXME and reinitialization of
1288 last_conflicts to chrec_dont_know.
1289 * testsuite/gfortran.dg/vect/pr32457.f90: New.
1291 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
1293 * tree.c (maybe_canonicalize_argtypes): Improve description.
1295 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
1297 * tree.c (maybe_canonicalize_argtypes): New.
1298 (build_function_type): Set canonical type.
1299 (build_method_type_directly): Ditto.
1300 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
1303 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1305 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
1307 (rewrite_use_nonlinear_expr): Likewise.
1309 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
1311 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
1313 2007-07-04 Ben Elliston <bje@au.ibm.com>
1315 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
1318 * c-objc-common.c (c_types_compatible_p): Fix indentation.
1320 * doc/tm.texi (Run-time Target): Capitalise "CPU".
1321 (Exception Handling): Likewise.
1323 2007-07-03 Jan Hubicka <jh@suse.cz>
1325 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
1327 2007-07-03 Eric Christopher <echristo@apple.com>
1329 * doc/cppopts.texi: Add conflicting option note to -dM.
1330 * doc/invoke.texi: Add note about possible conflicts with
1331 -E for -dCHARS and note that -dM will not produce
1332 any results if there is no machine dependent reorg.
1334 2007-07-03 Geoffrey Keating <geoffk@apple.com>
1336 * tree.h (DECL_ALIGN): Back out previous change.
1338 2007-07-03 Joseph Myers <joseph@codesourcery.com>
1340 * configure.ac: Test for .dtprelword support on MIPS.
1341 * configure, config.in: Regenerate.
1342 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
1343 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
1345 2007-07-03 Julian Brown <julian@codesourcery.com>
1347 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
1348 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
1349 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
1350 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
1352 (all_fpus): Add FPUTYPE_VFP3.
1353 (fp_model_for_fpu): Add VFPv3 field.
1354 (arm_rtx_costs_1): Give cost to VFPv3 constants.
1355 (vfp3_const_double_index): New function. Return integer index of
1356 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
1358 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
1359 and argument represents a valid RTX for a VFPv3 constant.
1360 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
1362 (vfp_emit_fstmd): Similar, for fstmd.
1363 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
1364 constants, represented as integer indices.
1365 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
1366 VFP_REGNO_OK_FOR_DOUBLE macros.
1367 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
1368 (arm_file_start): Set float-abi attribute for VFPv3, and output
1369 correct ".fpu" assembler directive.
1370 (arm_dbx_register_numbering): Add FIXME.
1371 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
1372 (fputype): Add FPUTYPE_VFP3.
1373 (FIXED_REGISTERS): Add 32 registers for D16-D31.
1374 (CALL_USED_REGISTERS): Likewise.
1375 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
1376 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
1377 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
1378 (D7_VFP_REGNUM): New.
1379 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
1380 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
1381 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
1382 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
1383 (REG_ALLOC_ORDER): Adjust for VFPv3.
1384 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
1385 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
1386 VFP_LO_REGS, VFP_HI_REGS.
1387 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
1388 (IS_VFP_CLASS): Define macro.
1389 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
1391 (REGISTER_MOVE_COST): Likewise.
1392 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
1393 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
1394 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
1395 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
1396 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
1397 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
1398 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
1399 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
1400 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
1401 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
1402 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
1403 where appropriate for single-word registers.
1404 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
1405 As above. Fix type attributes.
1406 * config/arm/constraints.md (register_contraint "t"): Define.
1407 (register_constraint "w"): Change to D0-D15, or D0-D31 for
1409 (register_constraint "x"): Define.
1410 (constraint "Dv"): Define.
1412 2007-07-03 Geoffrey Keating <geoffk@apple.com>
1414 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
1416 2007-07-03 Tom Tromey <tromey@redhat.com>
1418 * c-parser.c (objc_pq_context): Removed.
1419 (objc_need_raw_identifier): Likewise.
1420 (c_parser) <objc_pq_context>: New field.
1421 <objc_need_raw_identifier>: Likewise.
1422 (OBJC_NEED_RAW_IDENTIFIER): Removed.
1423 (c_lex_one_token): Update.
1424 (c_parser_objc_protocol_definition): Update.
1425 (c_parser_objc_method_definition): Update.
1426 (c_parser_objc_methodproto): Update.
1427 (c_parser_declspecs): Update.
1429 2007-07-03 David Ung <davidu@mips.com>
1431 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
1433 2007-07-03 David Ung <davidu@mips.com>
1434 Richard Sandiford <richard@codesourcery.com>
1436 * doc/invoke.texi: Document -march=74kf3_2.
1437 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
1438 (TUNE_74K): Check for it.
1439 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
1440 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
1441 * config/mips/mips.md (cpu): Add 74kf3_2.
1442 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
1443 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
1444 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
1445 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
1446 74kf3_2 to the CPU list.
1447 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
1448 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
1449 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
1450 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
1451 (r74kf3_2_fxfer_from_c1): New insn reservations.
1453 2007-07-03 Richard Sandiford <richard@codesourcery.com>
1454 David Ung <davidu@mips.com>
1456 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
1457 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
1458 and 74k[fx]. Document aliases for the new options.
1459 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
1460 (PROCESSOR_24KF2_1): ...this.
1461 (PROCESSOR_24KX): Rename to...
1462 (PROCESSOR_24KF1_1): ...this.
1463 (PROCESSOR_74KF): Rename to...
1464 (PROCESSOR_74KF2_1): ...this.
1465 (PROCESSOR_74KX): Rename to...
1466 (PROCESSOR_74KF1_1): ...this.
1467 (TUNE_74K): Update PROCESSOR_* names.
1468 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
1469 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
1470 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
1471 (mips_rtx_cost_data): Update processor names in comments.
1472 (mips_issue_rate): Update PROCESSOR_* names.
1473 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
1474 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
1475 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
1476 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
1477 Update cpu attribute names.
1478 (r24k_fpu_iss): Rename this reservation to...
1479 (r24kf2_1_fpu_iss): ...this and update all uses.
1480 (r24kx_fpu_iss): Rename this reservation to...
1481 (r24kf1_1_fpu_iss): ...this and update all uses.
1482 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
1483 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
1484 Update cpu attribute names.
1486 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
1488 * config/m32r/constraints.md: New file.
1489 * config/m32r/m32r.c: Include tm-constrs.h.
1490 (small_data_operand): Use satisfies_constraint_* instead of macro.
1491 (addr24_operand, gen_compare): Likewise.
1492 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
1493 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
1494 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
1495 EXTRA_CONSTRAINT): Likewise.
1496 * config/m32r/m32r.md: Include constraints.md.
1497 (*movsi_insn): Use satisfies_constraint_* instead of macro.
1498 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
1499 * config/m32r/predicates.md (conditional_move_operand): Likewise.
1500 (two_insn_const_operand, int8_operand, uint16_operand,
1501 reg_or_int16_operand, reg_or_uint16_operand,
1502 reg_or_cmp_int16_operand, cmp_int16_operand,
1503 seth_add3_operand): Likewise.
1505 2007-07-03 Eric Christopher <echristo@gmail.com>
1507 * libgcc2.h: Conditionally declare __bswapsi2 and
1510 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
1512 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
1515 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1518 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
1519 (__gthrw_pragma): Provide default definition.
1521 * gthr-posix.c (__gthrw_pragma): Define.
1523 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
1525 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
1526 before declaring inequality.
1528 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
1530 * combine.c (recog_for_combine): Log the success or failure of
1531 matching new insn patterns against the machine description in
1534 2007-07-03 Revital Eres <eres@il.ibm.com>
1536 * ddg.c (print_sccs): New function.
1537 (check_sccs): New function.
1538 (create_ddg_all_sccs): Use it.
1539 * ddg.h (print_sccs): Declare.
1540 * modulo-sched.c (sms_order_nodes): Call print_sccs.
1542 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
1544 * targhooks.h (default_mode_for_suffix): New function declaration.
1545 * targhooks.c (default_mode_for_suffix): New default target hook.
1546 * target.h (struct c): New structure in the targetm struct.
1547 (mode_for_suffix): New target hook as part of struct c.
1548 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
1549 default_mode_for_suffix.
1550 (TARGET_C): New define.
1551 * c-lex.c: Include "target.h".
1552 (interpret_float): Use targetm.c.mode_for_suffix to determine
1553 the mode for a given non-standard suffix.
1554 Makefile.in (c-lex.o): Depend on $(TARGET_H).
1556 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
1557 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
1559 * doc/extend.texi (Floating Types): New node. Document __float80 and
1560 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
1562 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
1565 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
1566 predicate instead of target_operand.
1567 (divsi3_i1_media, divsi3_media_2): Likewise.
1569 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
1571 * tree.h (alias_sets_might_conflict_p): Rename into
1572 alias_sets_must_conflict_p.
1573 * alias.c (alias_sets_might_conflict_p): Likewise.
1574 (alias_sets_conflict_p): Use it.
1575 (objects_must_conflict_p): Likewise.
1576 * c-common.c (strict_aliasing_warning): Adjust.
1578 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
1580 * rtlhooks.c (gen_lowpart_if_possible): Check for
1581 invalid subreg before calling gen_lowpart_SUBREG.
1583 2007-07-02 Geoffrey Keating <geoffk@apple.com>
1585 * config/darwin9.h: Add copyright notice.
1586 (LINK_COMMAND_SPEC): Add comment.
1587 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
1588 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
1589 DARWIN_LIBSYSTEM_HAS_UNWIND.
1591 2007-07-02 Jakub Jelinek <jakub@redhat.com>
1594 * omp-low.c (check_combined_parallel): New function.
1595 (lower_omp_parallel): Call it via walk_stmts, set
1596 OMP_PARALLEL_COMBINED if appropriate.
1597 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
1598 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
1599 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
1600 don't consider it as combined parallel.
1602 2007-07-02 Richard Sandiford <richard@codesourcery.com>
1604 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
1605 (gcc_tooldir): Likewise.
1606 * configure: Regenerate.
1607 * Makefile.in (libsubdir_to_prefix): New variable, based on the
1608 old configure.ac gcc_tooldir setting.
1609 (prefix_to_exec_prefix): New variable.
1610 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
1611 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
1613 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
1615 Fix PR tree-optimization/32583
1616 Fix PR tree-optimization/32584
1617 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
1618 (phi_translate_set): Use phi_translate directly now.
1619 (make_values_for_stmt): Don't value number RHS if we already know
1622 2007-07-02 Steve Ellcey <sje@cup.hp.com>
1623 Jim Wilson <wilson@specifix.com>
1626 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
1629 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
1630 Richard Sandiford <richard@codesourcery.com>
1631 Nigel Stephens <nigel@mips.com>
1633 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
1634 (mips16e_output_save_restore): Declare.
1635 (mips16e_save_restore_pattern_p): Likewise.
1636 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
1637 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
1638 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
1639 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
1640 (BITSET_P): New global macro, extracted from...
1641 (mips_for_each_saved_reg): ...here.
1642 (mips16e_save_restore_info): New struct.
1643 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
1644 (mips16e_save_restore_regs): New variable.
1645 (mips_split_plus, mips16e_find_first_register): New functions.
1646 (mips16e_mask_registers): New function.
1647 (compute_frame_size): Expand the commentary before the function.
1648 Enforce the MIPS16e save and restore register range restrictions.
1649 Pad the general register save area at the low end.
1650 (mips16e_save_restore_reg, mips16e_build_save_restore)
1651 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
1652 (mips16e_output_save_restore, mips16e_collect_propagate_value)
1653 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
1655 (mips_expand_prologue, mips_expand_epilogue): Handle
1656 GENERATE_MIPS16E_SAVE_RESTORE.
1657 * config/mips/mips.md (*mips16e_save_restore): New pattern.
1659 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
1661 PR tree-optimization/31966
1662 PR tree-optimization/32533
1663 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
1664 "basic_block" description as its third argument. Update function
1665 calls to get destination bb from "edge" argument. Save "cond" into
1666 aux field of the edge. Update prototype for changed arguments.
1667 (if_convertible_loop_p): Clear aux field of incoming edges if bb
1669 (find_phi_replacement_condition): Operate on incoming edges, not
1670 on predecessor blocks. If there is a condition saved in the
1671 incoming edge aux field, AND it with incoming bb predicate.
1672 Return source bb of the first edge.
1673 (clean_predicate_lists): Clean aux field of outgoing node edges.
1674 (tree_if_conversion): Do not initialize cond variable. Move
1675 variable declaration into the loop.
1676 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
1677 initializations of new_stmt, arg0 and arg1 variables.
1679 2007-07-02 Jakub Jelinek <jakub@redhat.com>
1681 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
1682 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
1684 2007-07-02 Richard Guenther <rguenther@suse.de>
1686 * tree-ssa.c (useless_type_conversion_p): Document
1687 future intent as defining the middle-end type system.
1688 Re-structure to call langhook last, group by type class,
1689 mark questionable parts.
1691 2007-07-02 Richard Guenther <rguenther@suse.de>
1693 * tree-flow.h (types_compatible_p): Declare.
1694 * tree-ssa.c (types_compatible_p): New function.
1695 * ipa-type-escape.c (discover_unique_type): Use
1696 types_compatible_p instead of lang_hooks.types_compatible_p.
1697 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
1698 * tree-vn.c (expressions_equal_p): Likewise.
1699 * tree.c (fields_compatible_p): Likewise.
1700 * tree-ssa-dom.c (avail_expr_eq): Likewise.
1701 (cprop_operand): Use useless_type_conversion_p instead of
1702 lang_hooks.types_compatible_p.
1703 * tree-inline.c (setup_one_parameter): Likewise.
1704 (declare_return_variable): Likewise.
1705 * tree-nrv.c (tree_nrv): Likewise.
1706 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
1707 (maybe_fold_offset_to_component_ref): Likewise.
1708 (maybe_fold_offset_to_reference): Likewise.
1709 * tree-ssa-copy.c (may_propagate_copy): Likewise.
1710 (merge_alias_info): Likewise.
1711 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
1712 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
1713 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
1714 * tree-tailcall.c (find_tail_calls): Likewise.
1715 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
1716 * gimplify.c (canonicalize_addr_expr): Likewise.
1717 (fold_indirect_ref_rhs): Likewise.
1718 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
1719 (cpt_same_type): Likewise.
1720 (check_pointer_types_r): Swap parameters to cpt_same_type
1722 * fold-const.c (fold_convert): Revert fix for PR15988.
1723 * tree-inline.c (setup_one_parameter): Instead fix it here by
1724 using fold_build1 instead of fold_convert and checking for
1725 error_mark_node. Convert only if the conversion is necessary.
1727 2007-07-02 Joseph Myers <joseph@codesourcery.com>
1729 * configure.ac: Check for .gnu_attribute on Power.
1730 * configure: Regenerate.
1731 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
1732 attribute for floating-point ABI.
1734 2007-07-02 Ira Rosen <irar@il.ibm.com>
1736 PR tree-optimization/32230
1737 PR tree-optimization/32477
1738 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
1739 address is a constant.
1741 2007-07-02 Richard Sandiford <richard@codesourcery.com>
1743 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
1744 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
1745 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
1746 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
1747 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
1748 64-bit targets. Add support for *-elfoabi*.
1749 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
1750 different settings if $(tm_defines) does not select the EABI.
1751 (MULTILIB_EXCLUSIONS): Define in those circumstances.
1752 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
1753 (MIPS_ARCH_OPTION_SPEC): Likewise.
1754 (MIPS_ISA_LEVEL_SPEC): Likewise.
1755 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
1756 * config/mips/elfoabi.h: New file.
1758 2007-07-02 Richard Guenther <rguenther@suse.de>
1760 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
1761 (useless_type_conversion_p): ... this.
1762 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
1763 (useless_type_conversion_p): ... this.
1764 * builtins.c (fold_builtin_memory_op): Rename
1765 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
1766 * tree-cfg.c (verify_expr): Likewise.
1767 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
1768 * tree-ssa-ccp.c (ccp_fold): Likewise.
1769 * tree-ssa-copy.c (may_propagate_copy): Likewise.
1770 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
1771 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
1772 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
1773 * tree-ssa-pre.c (eliminate): Likewise.
1774 * tree-ssa.c (delete_tree_ssa): Likewise.
1775 (tree_ssa_useless_type_conversion): Likewise.
1776 * tree.c (build2_stat): Likewise.
1778 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
1780 Fix PR tree-optimization/32571
1781 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
1784 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
1786 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
1787 and other expected operations explicitly, change default to
1790 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
1792 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
1794 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
1795 (tls_load_dot_plus_eight): Move the label number into the unspec.
1796 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
1798 2007-07-01 Andreas Schwab <schwab@suse.de>
1800 * dwarf2out.c (initial_return_save): Define only if used.
1802 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
1804 Unreverting Richard's Revert of:
1806 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1808 * dce.c (deletable_insn_p_1): New function, split out from...
1809 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1810 specially, not those inside PARALLELs. Remove BODY argument
1811 and adjust recursive call accordingly.
1812 (prescan_insns_for_dce): Update call to delete_insn_p.
1814 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
1815 Revital Eres <eres@il.ibm.com>
1817 * ddg.c (create_ddg_all_sccs): Fix missed
1818 initialization of scc_nodes.
1820 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
1823 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
1824 X + ~X to 1 only for INTEGRAL_TYPE_P type.
1826 2007-06-30 Joseph Myers <joseph@codesourcery.com>
1828 * configure.ac: Check for .gnu_attribute on MIPS.
1829 * configure, config.in: Regenerate.
1830 * config/mips/mips.c (mips_file_start): If supported, output
1831 attribute for floating-point ABI.
1833 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
1836 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
1837 (ffs_cmove): New expander to expand using ctz pattern.
1838 (*ffs_cmove): Remove pattern.
1839 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
1840 (ffsdi2): Expand using ctz pattern.
1841 (*ffs_rex64): Remove pattern.
1843 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1845 PR rtl-optimization/32296
1846 * pa.md (return): Delete pattern.
1847 (return_internal): Remove "(const_int 1)" from pattern.
1848 (epilogue): Use return_internal pattern for trivial returns.
1849 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
1850 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
1852 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1854 * tree-ssa-pre.c (is_exception_related): New function
1855 (can_value_number_operation): Use it.
1857 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1859 Fix PR tree-optimization/32540
1860 Fix PR tree-optimization/31651
1862 * tree-ssa-sccvn.c: New file.
1864 * tree-ssa-sccvn.h: Ditto.
1866 * tree-vn.c: Include tree-ssa-sccvn.h
1867 (val_expr_paid_d): Removed.
1868 (value_table): Ditto.
1869 (vn_compute): Ditto.
1870 (val_expr_pair_hash): Ditto.
1871 (val_expr_pair_expr_eq): Ditto.
1872 (copy_vuses_from_stmt): Ditto.
1875 (shared_vuses_from_stmt): Ditto.
1876 (print_creation_to_file): Moved up.
1877 (sort_vuses): Ditto.
1878 (sort_vuses_heap): Ditto.
1879 (set_value_handle): Make non-static.
1880 (make_value_handle): Ditto.
1881 (vn_add): Rewritten to use sccvn lookups.
1882 (vn_add_with_vuses): Ditto.
1883 (vn_lookup): Ditto (and second argument removed).
1884 (vn_lookup_with_vuses): Ditto.
1885 (vn_lookup_or_add): Ditto (and second argument removed);
1886 (vn_lookup_or_add_with_vuses): Ditto.
1887 (vn_lookup_with_stmt): New.
1888 (vn_lookup_or_add_with_stmt): Ditto.
1889 (create_value_handle_for_expr): Ditto.
1891 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
1892 (seen_during_translate): New function.
1893 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
1894 (phi_trans_add): Ditto.
1895 (constant_expr_p): FIELD_DECL is always constant.
1896 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
1897 Use constant_expr_p.
1898 Avoid infinite recursion on mutually valued expressions.
1899 Change callers of vn_lookup_or_add.
1900 (phi_translate): New function.
1901 (compute_antic_safe): Allow phi nodes.
1902 (create_component_ref_by_pieces): Update for FIELD_DECL change.
1903 (find_or_generate_expression): Rewrite slightly.
1904 (create_expression_by_pieces): Updated for vn_lookup_or_add
1906 Update VN_INFO for new names.
1907 (insert_into_preds_of_block): Update for new names.
1908 (add_to_exp_gen): New function.
1909 (add_to_sets): Use vn_lookup_or_add_with_stmt.
1910 (find_existing_value_expr): Rewrite to changed vn_lookup.
1911 (create_value_expr_from): Ditto, and use add_to_exp_gen.
1912 (try_look_through_load): Removed.
1913 (try_combine_conversion): Ditto.
1914 (get_sccvn_value): New function.
1915 (make_values_for_phi): Ditto.
1916 (make_values_for_stmt): Ditto.
1917 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
1919 (init_pre): Update for SCCVN changes.
1921 (execute_pre): Ditto.
1923 * tree-flow.h (make_value_handle): Declare.
1924 (set_value_handle): Ditto.
1925 (sort_vuses_heap): Ditto.
1926 (vn_lookup_or_add_with_stmt): Ditto.
1927 (vn_lookup_with_stmt): Ditto.
1928 (vn_compute): Remove.
1931 (vn_lookup): Update arguments.
1933 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
1935 (tree-ssa-sccvn.o): New.
1936 (OBJS-common): Add tree-ssa-sccvn.o
1938 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1941 * c-typeck.c (build_external_ref): Don't mark as used if called
1943 * calls.c (rtx_for_function_call): Likewise.
1945 2007-06-30 Richard Sandiford <richard@codesourcery.com>
1949 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1951 * dce.c (deletable_insn_p_1): New function, split out from...
1952 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1953 specially, not those inside PARALLELs. Remove BODY argument
1954 and adjust recursive call accordingly.
1955 (prescan_insns_for_dce): Update call to delete_insn_p.
1957 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
1959 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
1960 (try_combine): Move potential calls to undo_all() so they happen
1961 before we commit to using the combined insns.
1963 2006-06-30 Jan Hubicka <jh@suse.cz>
1965 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
1968 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
1970 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
1971 (cgraph_remove_unreachable_nodes): Likewise.
1972 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
1973 * ipa-inline.c (update_caller_keys): Cast according to the coding
1975 (cgraph_decide_recursive_inlining): Likewise.
1976 (cgraph_decide_inlining_of_small_function): Likewise.
1977 (try_inline): Likewise.
1978 (cgraph_decide_inlining_incrementally): Likewise.
1979 * ipa-pure-const.c (get_function_state): Likewise.
1980 (scan_function): Likewise.
1981 (analyze_function): Likewise.
1982 (static_execute): Likewise.
1983 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
1984 (merge_callee_local_info): Likewise.
1985 (analyze_function): Use type safe memory macros.
1986 (static_execute): Likewise. Cast according to the coding conventions.
1987 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
1989 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
1991 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
1992 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
1995 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
1998 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
1999 for complex modes (both int and real).
2001 2007-06-29 Jan Hubicka <jh@suse.cz>
2003 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
2005 2007-06-29 Jan Hubicka <jh@suse.cz>
2008 * cse.c (cse_insn): Avoid invalid sharing in between register note and
2011 2007-06-29 Anatoly Sokolov <aesok@post.ru>
2014 * config/avr/avr.c: Include dataflow header file.
2015 (expand_prologue): Adjust for prologue insn change.
2016 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
2019 2007-06-29 Richard Guenther <rguenther@suse.de>
2022 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
2023 during type verification.
2025 2007-06-29 Jan Hubicka <jh@suse.cz>
2027 * recog.c (validate_change_rtx_1): Unshare TO argument.
2029 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
2031 PR tree-optimization/24659
2032 * tree-vect-transform.c (vectorizable_call): Handle
2033 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
2035 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
2036 * config/i386/i386.c (enum ix86_builtins)
2037 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
2038 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
2040 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
2041 const using def_builtin_const.
2042 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
2043 input operands in the same modes as the result.
2044 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
2046 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
2048 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
2049 (df_set_dead_notes_for_mw): Likewise.
2051 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
2053 * c-common.c (pointer_int_sum): Do the negation in sizetype.
2055 2007-06-28 DJ Delorie <dj@redhat.com>
2057 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
2059 2007-06-28 Geoffrey Keating <geoffk@apple.com>
2061 * doc/invoke.texi (C++ Dialect Options): Document
2062 fvisibility-ms-compat.
2063 * c.opt (fvisibility-ms-compat): New.
2065 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2068 * tree-affine.c (aff_combination_add_elt): Handle
2069 pointer addition specially.
2071 2007-06-28 Jakub Jelinek <jakub@redhat.com>
2073 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
2074 decl is non-external for AIX ABI.
2076 2007-06-28 David Edelsohn <edelsohn@gnu.org>
2078 * config/rs6000/predicates.md (current_file_function_operand):
2079 Ensure the symbol is non-external for AIX ABI.
2081 2007-06-28 Nick Clifton <nickc@redhat.com>
2083 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
2084 (fdce, fdse, fpredictive-commoning): Likewise.
2086 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2089 * gcc.c (process_command): Recognize the new -static-libgfortran
2092 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
2095 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
2096 Use a call clobbered hard reg instead of a pseudo reg.
2098 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
2100 * config/sh/sh.md (load_gbr): Use correct operand constraint.
2102 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
2105 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
2106 REG_LIBCALL and REG_RETVAL notes.
2107 (divsi3, mulsi3): Likewise.
2108 (mulhisi3): Likewise. Use emit_libcall_block.
2109 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
2111 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
2113 PR rtl-optimization/32481
2114 * combine.c (adjust_for_new_dest): Rescan the changed insn.
2116 2007-06-27 Richard Sandiford <richard@codesourcery.com>
2118 * dce.c (deletable_insn_p_1): New function, split out from...
2119 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
2120 specially, not those inside PARALLELs. Remove BODY argument
2121 and adjust recursive call accordingly.
2122 (prescan_insns_for_dce): Update call to delete_insn_p.
2124 2007-06-27 Richard Guenther <rguenther@suse.de>
2127 * tree.h (fold_convertible_p): Declare.
2128 * fold-const.c (fold_convertible_p): New function.
2129 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
2130 instead of lang_hooks.types_compatible_p.
2132 2007-06-26 Jan Hubicka <jh@suse.cz>
2134 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
2135 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
2136 early use validate_unshare_change.
2137 (reload_combine): Likewise.
2138 * recog.c (change_t): New field unshare.
2139 (validate_change_1): Rename from validate_change; add argument unshare.
2140 (validate_change): Turn into wrapper of validate_change_1; update
2141 prototype for bools.
2142 (validate_unshare_change): New.
2143 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
2144 calls of df_insn_rescan.
2145 * recog.h (validate_change): Replace ints by bools.
2146 (validate_unshare_change): Declare.
2148 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
2150 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
2152 2007-06-26 Steve Ellcey <sje@cup.hp.com>
2154 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
2156 2007-06-25 Jan Hubicka <jh@suse.cz>
2158 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
2160 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
2161 cgraph_decide_inlining_incrementally): Move uninlinability checks to
2162 places other call site specific checks are performed.
2164 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2167 * tree-vect-transform.c (vectorizable_operation): Convert
2168 POINTER_PLUS_EXPR over to PLUS_EXPR.
2170 2007-06-25 Chao-ying Fu <fu@mips.com>
2172 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
2173 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
2174 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
2175 Document GET_MODE_IBIT, and GET_MODE_FBIT.
2177 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
2178 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2179 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
2180 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
2181 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
2182 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
2183 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
2184 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
2185 ALL_FIXED_POINT_MODE_P): New define.
2186 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2188 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
2190 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
2191 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2192 MODE_VECTOR_UACCUM): New mode classes.
2194 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
2195 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
2196 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
2199 * genmodes.c (struct mode_data): Add ibit and fbit fields.
2200 (blank_mode): Initialize ibit and fbit.
2201 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
2202 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2204 (new_adjust): Change required_class to required_class_from and
2205 required_class_to for testing within a range.
2206 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2207 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2209 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
2210 (make_fixed_point_mode): New.
2211 (_ADD_ADJUST): Change C to C1 and C2.
2212 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
2213 use a range for machine classes.
2214 (ADJUST_IBIT, ADJUST_FBIT): New.
2215 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
2217 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
2218 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2219 Emit adjustment for ibit and fbit.
2220 (emit_mode_ibit, emit_mode_fbit): New.
2221 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
2223 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
2225 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
2226 as the source of the set.
2228 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
2230 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
2231 FP_REGNO_P): Use IN_RANGE.
2232 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
2233 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
2234 (DATA_REG_P): Use DATA_REGNO_P.
2235 (FP_REG_P): Use FP_REGNO_P.
2236 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
2237 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
2238 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
2240 2007-06-24 Jan Hubicka <jh@suse.cz>
2243 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
2245 2007-06-24 Sebastian Pop <sebpop@gmail.com>
2248 * fold-const.c (fold_binary): Strip nops of operand 0
2249 of BIT_NOT_EXPR before calling operand_equal_p.
2250 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
2251 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
2253 2007-06-23 Mark Mitchell <mark@codesourcery.com>
2255 * doc/extend.texi: Document that dllimport and dllexport imply
2257 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
2258 imported or exported declaration, including type declarations.
2259 * c-common.c (handle_visibility_attribute): Check for conflicts
2260 with dllimport/dllexport.
2261 (c_determine_visibility): Handle dllimport/dllexport as an
2262 explicit visibility atttribute.
2264 2007-06-23 Richard Guenther <rguenther@suse.de>
2266 PR tree-optimization/16876
2268 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
2270 * tree-inline.c (initialize_inlined_parameters): Do not call
2271 lang_hooks.tree_inlining.convert_parm_for_inlining.
2272 * cgraphbuild.c (initialize_inline_failed): Set inline failed
2273 reason for mismatched types.
2274 * gimplify.c (gimplify_call_expr): Verify the call expression
2275 arguments match the called function type signature. Otherwise
2276 mark the call expression to be not considered for inlining
2277 using CALL_CANNOT_INLINE_P flag.
2278 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
2279 edges call expression.
2280 (cgraph_decide_inlining_of_small_function): Likewise.
2281 (cgraph_decide_inlining): Likewise.
2282 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
2284 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
2285 * c-typeck.c (c_convert_parm_for_inlining): Remove.
2286 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
2288 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
2289 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
2291 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
2292 convert_parm_for_inlining member.
2294 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
2297 * arm.md (negscc): Match the correct operand for optimized LT0 test.
2298 Remove optimization for GT.
2300 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
2303 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
2305 (prescan_insns_for_dce): Add extra parameter.
2307 2007-06-23 Jan Hubicka <jh@suse.cz>
2310 * gimplify.c (mark_addressable): New function.
2311 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
2313 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2316 * expr.c (store_constructor): Do not clobber non-zeroed memory.
2318 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2321 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
2322 moves between MMX/SSE registers to at least 8 units to prevent
2323 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
2325 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2327 * config/i386/i386.c (override_options): Correct x86_sahf
2330 2007-06-21 David Daney <ddaney@avtrex.com>
2333 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
2334 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
2335 (exception_receiver): Renamed to ...
2336 (nonlocal_goto_receiver): ... this.
2338 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
2340 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
2341 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
2342 partial register accesses.
2344 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
2346 * fold-const.c (debug_fold_checksum): Move it under
2347 ENABLE_FOLD_CHECKING.
2349 2007-06-21 Sebastian Pop <sebpop@gmail.com>
2352 * tree.h (debug_fold_checksum): Declared.
2353 * fold-const.c (build_fold_addr_expr_with_type_1): New.
2354 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
2355 build_fold_addr_expr_with_type_1.
2356 (fold_addr_expr, debug_fold_checksum): New.
2357 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
2358 (fold_unary, fold_comparison, split_address_to_core_and_offset):
2361 2007-06-21 Sebastian Pop <sebpop@gmail.com>
2363 PR tree-optimization/19590
2364 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
2365 of scev is a constant.
2366 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
2368 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2370 * df-problems.c (df_note_bb_compute): Made computation of live
2371 info consistent with df_lr.
2373 2007-06-21 Richard Guenther <rguenther@suse.de>
2375 PR tree-optimization/32453
2376 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
2377 for pointer anti-range.
2379 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
2381 * config/i386/i386.c (processor_target_table): Increase maximum
2382 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
2385 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
2386 byte alignment if > 8 byte alignment is preferred.
2387 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
2389 2007-06-21 Jakub Jelinek <jakub@redhat.com>
2391 PR tree-optimization/31866
2392 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
2393 if ASM_EXPR's input is not a SSA_NAME.
2396 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
2397 but decl is a global var, instead return decl.
2398 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
2399 even for is_global_var decls, if they are private in some outer
2402 2007-06-21 Richard Guenther <rguenther@suse.de>
2404 PR tree-optimization/32451
2405 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
2407 2007-06-21 Christian Bruel <christian.bruel@st.com>
2409 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
2410 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
2411 (push_regs): Changed saving order or banked registers.
2412 (sh_expand_epilogue): Likewise.
2413 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
2414 (FIRST_BANKED_REG): Likewise.
2415 (LAST_BANKED_REG): Likewise.
2416 * config/sh/sh.md (banked) New attribute.
2417 (in_delay_slot): Check banked attribute.
2419 2007-06-20 Sebastian Pop <sebpop@gmail.com>
2421 PR tree-optimization/32075
2422 * tree-data-ref.c (subscript_dependence_tester_1,
2423 analyze_miv_subscript, analyze_overlapping_iterations,
2424 add_distance_for_zero_overlaps, build_classic_dist_vector,
2425 subscript_dependence_tester_1, analyze_overlapping_iterations,
2426 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
2427 compute_affine_dependence, compute_all_dependences): Pass loop_nest
2428 to evolution_function_is_affine_multivariate_p.
2430 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
2432 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
2434 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
2437 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
2439 * config/m32c/prologue.md (epilogue_exitd_16): New.
2440 (epilogue_reit_16): New.
2441 (epilogue_exitd): Rename to epilogue_exitd_24.
2442 (epilogue_reit): Rename to epilogue_reit_24.
2444 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
2445 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2447 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
2449 * haifa-sched.c (queue_to_ready): Don't requeue next insn
2450 if dbg_cnt (sched_insn) reaches the limit.
2451 (choose_ready): New parameter INSN_PTR and new return value.
2452 (schedule_block): Handle dbg_cnt (sched_insn). Handle
2453 the new return value from choose_ready.
2454 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
2455 (rest_of_handle_global_alloc): New global_alloc_at_func.
2457 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
2459 PR tree-optimization/25737
2460 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
2461 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
2462 * tree-flow.h (struct fieldoff): Add new field alias_set.
2463 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
2464 argument addressable_type. Set alias_set of fieldoff.
2465 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
2466 (create_overlap_variables_for): Pass alias_set from fieldoff to
2468 * alias.c (get_alias_set): Use alias_set from SFT if set.
2470 2007-06-20 Hui-May Chang <hm.chang@apple.com>
2472 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
2473 of a variable as an unsigned HOST_WIDE_INT integer.
2475 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
2477 PR rtl-optimization/32405
2478 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
2480 2007-06-20 Jakub Jelinek <jakub@redhat.com>
2482 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
2485 * builtins.c: Include diagnostic.h.
2486 (expand_builtin_expect): Make gcc_assert more permissive.
2487 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
2490 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
2494 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
2495 if ACCUMULATE_OUTGOING_ARGS.
2497 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2499 * config/m68hc11/m68hc11.c: Include dataflow header file.
2500 (m68hc11_reorg): Port to dataflow.
2502 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2504 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
2505 (struct df_problem.free_blocks_on_set_blocks): New field.
2506 (struct dataflow.optional_p): New field.
2507 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
2508 (df_live_set_all_dirty): New function.
2509 * df-scan.c (df_scan_alloc): Initialize optional_p.
2510 (problem_SCAN): Initialize free_blocks_on_set_blocks.
2511 * df-core.c (df_set_blocks): Removed use of
2512 DF_FIRST_OPTIONAL_PROBLEM. Now uses
2513 df_problem.free_blocks_on_set_blocks to determine which blocks are
2515 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
2516 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
2517 uses dataflow.optional_p to determine if problem should be
2519 (rest_of_handle_df_initialize): Only start live problem if
2521 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
2522 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
2523 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
2524 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
2525 problem_NOTE): Initialize free_blocks_on_set_blocks.
2526 (df_lr_bb_local_compute): Recompute luids if df_live problem is
2528 (df_live_set_all_dirty, df_note_alloc): New function.
2529 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
2531 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
2532 * postreload.c (reload_combine): Ditto.
2533 * cse.c (cse_extended_basic_block): Ditto.
2534 * regmove.c (mark_flags_life_zones): Ditto.
2535 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
2536 erase_matching_seqs): Ditto.
2537 * bt-load.c (compute_defs_uses_and_gen): Ditto.
2538 * integrate (allocate_initial_values): Ditto.
2539 * combine.c (reg_dead_at_p): Ditto.
2540 * resource.c (mark_target_live_regs): Ditto.
2541 * sched-rgn.c (check_live_1, update_live_1): Ditto.
2542 * config/sh/sh.c (find_r0_life_regions): Ditto.
2543 * global.c (rest_of_handle_global_alloc): Only add back df_live
2545 * local-alloc.c (rest_of_handle_local_alloc): Only remove
2547 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
2549 (if_convert): Make sure df_live is there at -O == 1.
2550 (pass_if_after_combine): Cleanup flags.
2551 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
2552 is there at -O == 1.
2554 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
2556 * config/arm/arm.c (arm_get_frame_offsets): Set
2557 offsets->locals_base to avoid negative stack size.
2558 (thumb1_expand_prologue): Assert on negative stack size.
2560 2007-04-19 Sebastian Pop <sebpop@gmail.com>
2562 PR tree-optimization/32367
2563 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
2564 of the chrec has no evolution in that loop.
2565 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
2567 2007-06-19 Bob Wilson <bob.wilson@acm.org>
2569 * config/xtensa/xtensa.c: Include "df.h".
2570 (xtensa_builtin_saveregs): Use adjust_address instead of
2572 (xtensa_va_start): Invoke make_tree with sizetype for
2573 expand_builtin_saveregs and then convert the result to a pointer.
2574 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
2575 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
2576 Subtract argument size from index value as integers and then use
2577 POINTER_PLUS_EXPR to add the result to the array address.
2579 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2582 * config/m32c/m32c.c: Include dataflow header file.
2583 (m32c_emit_prologue): Adjust for prologue insn change.
2584 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
2585 once inside a PARALLEL. Assume frame size passed in operand 0
2586 includes space to save the fb register.
2587 (prologue_enter_24): Likewise.
2588 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
2590 2007-06-19 David Daney <ddaney@avtrex.com
2593 * config/mips/mips.md (cprestore): Mark $gp as used.
2595 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2598 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
2599 (frv_ifcvt_modify_insn): Likewise.
2601 2007-06-19 Richard Guenther <rguenther@suse.de>
2603 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
2604 only handle positive offsets that fit in a HOST_WIDE_INT.
2606 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
2608 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
2609 result of rsqrt insn for zero input argument to avoid NaN.
2611 2007-06-19 Richard Guenther <rguenther@suse.de>
2614 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
2616 2007-06-19 Jakub Jelinek <jakub@redhat.com>
2618 PR tree-optimization/32353
2619 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
2621 2007-06-19 Nick Clifton <nickc@redhat.com>
2623 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
2625 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
2628 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
2629 * config/i386/i386.c (assign_386_stack_local): Assert that
2630 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
2631 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
2632 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
2633 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
2635 2007-06-18 Steve Ellcey <sje@cup.hp.com>
2637 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
2639 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
2641 PR rtl-optimization/32321
2642 * gcse.c (replace_store_insn): Update the note before
2643 calling emit_insn_after.
2645 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
2648 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
2650 * df-problems.c (df_note_bb_compute): Fix dumping info.
2652 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
2654 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
2655 insn with emit_jump_insn.
2657 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
2659 PR tree-optimization/32383
2660 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
2661 * targhooks.h (default_builtin_reciprocal): Update prototype.
2662 * target.h (struct gcc_target): Update builtin_reciprocal.
2663 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
2664 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
2665 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
2666 when fndecl is in BUILT_IN_MD class.
2667 (execute_convert_to_rsqrt): Ditto.
2669 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
2670 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
2671 Convert BUILT_IN_SQRTF code only when md_fn is false.
2673 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
2675 * bt-load.c (move_btr_def): Fix the order of arguments
2676 to validate_replace_rtx.
2678 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
2680 * config/m68k/m68k-devices.def: Add 54450..54455.
2682 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
2684 PR rtl-optimization/32366
2685 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
2686 FLOAT_EXTEND]: Prevent non-scalar modes from entering
2689 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
2692 * modulo-sched (generate_reg_moves): Added rescan parameter and if
2693 this is true, rescan insn being modified.
2694 (sms_schedule): Added rescan parameter.
2695 (rest_of_handle_sms): Moved freeing of dominance info to before
2696 getting out of cfg_layout.
2698 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
2700 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
2701 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
2704 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
2705 FL_CF_EMAC from the entry for isac.
2707 * config/m68k/predicates.md (const_call_operand): Adjust comment.
2708 (const_sibcall_operand): New.
2709 (sibcall_operand): Use it.
2710 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
2711 (m68k_isas): ISAC does not imply FPU or EMAC.
2712 (override_options): Add ISA_C logic for symbolic jump & call.
2714 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2716 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
2717 return mode from the builtin itself.
2718 (sparc_fold_builtin): Fix cast of zero constant.
2720 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
2722 * targhooks.c (default_builtin_reciprocal): New default target hook.
2723 * targhooks.h (default_builtin_reciprocal): Add prototype.
2724 * hooks.c (hook_tree_tree_bool_null): Remove hook.
2725 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
2726 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
2727 default_builtin_reciprocal.
2729 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
2732 * hooks.c (hook_tree_tree_bool_null): New hook.
2733 * hooks.h (hook_tree_tree_bool_null): Add prototype.
2734 * tree-pass.h (pass_convert_to_rsqrt): Declare.
2735 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
2736 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
2737 and convert it to reciprocal a*rfunc(b).
2738 (execute_convert_to_rsqrt): New function.
2739 (gate_convert_to_rsqrt): New function.
2740 (pass_convert_to_rsqrt): New pass definition.
2741 * target.h (struct gcc_target): Add builtin_reciprocal.
2742 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
2743 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
2744 TARGET_BUILTIN_RECIPROCAL.
2745 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
2747 * config/i386/i386.h (TARGET_RECIP): New define.
2748 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
2749 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2750 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2751 and not optimizing for size.
2752 (*rcpsf2_sse): New insn pattern.
2753 (*rsqrtsf2_sse): Ditto.
2754 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
2755 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2756 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2757 and not optimizing for size.
2758 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
2759 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2760 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2761 and not optimizing for size.
2762 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
2763 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2764 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2765 and not optimizing for size.
2766 (*sse_rsqrtv4sf2): Do not export.
2768 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
2769 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2770 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2771 and not optimizing for size.
2773 * config/i386/i386.opt (mrecip): New option.
2774 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
2775 (ix86_emit_swsqrtsf): Ditto.
2776 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
2777 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
2779 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
2780 ix86_expand_unop1_builtin.
2781 (ix86_emit_swdivsf): New function.
2782 (ix86_emit_swsqrtsf): Ditto.
2783 (ix86_builtin_reciprocal): New function.
2784 (TARGET_BUILTIN_RECIPROCAL): Use it.
2785 (ix86_vectorize_builtin_conversion): Rename from
2786 ix86_builtin_conversion.
2787 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
2788 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
2789 "i386 and x86_64 Options" section.
2790 (Intel 386 and AMD x86_64 Options): Document -mrecip.
2792 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2793 Zdenek Dvorak <dvorakz@suse.cz>
2794 Richard Guenther <rguenther@suse.de>
2795 Kaz Kojima <kkojima@gcc.gnu.org>
2797 * tree-vrp.c (compare_values_warnv): Convert val2 to
2799 (extract_range_from_assert): Create
2800 POINTER_PLUS_EXPR for pointer types.
2801 (extract_range_from_binary_expr): Handle
2802 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
2804 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
2805 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
2806 POINTER_PLUS_EXPR as PLUS_EXPR.
2807 (number_of_iterations_lt_to_ne):
2808 For pointer types, use sizetype when
2809 creating MINUS_EXPR/PLUS_EXPRs.
2810 (assert_loop_rolls_lt): For pointer types, use sizetype when
2811 creating MINUS_EXPR/PLUS_EXPRs.
2812 (number_of_iterations_le): Likewise.
2813 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
2814 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
2815 like PLUS_EXPR and MINUS_EXPR.
2816 * tree-pretty-print.c (dump_generic_node): Handle
2818 (op_prio): Likewise.
2819 (op_symbol_1): Likewise.
2820 * optabs.c (optab_for_tree_code): Likewise.
2821 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
2823 * tree-tailcall.c (process_assignment): Mention
2824 POINTER_PLUS_EXPR in a TODO comment.
2825 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
2826 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
2827 not used with a pointer and an integer type.
2828 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
2829 increment using chrec_convert_rhs instead of chrec_convert.
2830 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
2831 PLUS_EXPR except for the right hand side's type will be
2833 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
2834 (fold_used_pointer_cast): Kill.
2835 (pointer_offset_p): Kill.
2836 (fold_used_pointer): Kill.
2837 (pointer_used_p): Kill.
2838 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
2839 call fold_used_pointer.
2840 (instantiate_parameters_1): Convert the increment
2841 using chrec_convert_rhs instead of chrec_convert.
2842 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
2843 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
2844 instead of PLUS_EXPR.
2845 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
2846 PLUS_EXPR for pointers.
2847 (std_gimplify_va_arg_expr): Likewise.
2848 (fold_builtin_memory_op): Likewise.
2849 (fold_builtin_strstr): Likewise.
2850 (fold_builtin_strchr): Likewise.
2851 (fold_builtin_strrchr): Likewise.
2852 (fold_builtin_strpbrk): Likewise.
2853 (expand_builtin_memory_chk): Likewise.
2854 (fold_builtin_memory_chk): Likewise.
2855 (std_expand_builtin_va_start): Use
2856 sizetype for the call to make_tree and then convert
2857 to the pointer type.
2858 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
2859 instead of PLUS_EXPR for adding to a pointer.
2860 (std_gimplify_va_arg_expr): Use fold_build2 for
2861 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
2862 the operands to sizetype first and then cast the BIT_AND_EXPR
2863 back to the pointer type.
2864 * fold-const.c (build_range_check): Handle pointer types
2866 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
2867 of PLUS_EXPR's. Make sure the offset is converted to
2869 (try_move_mult_to_index): Strip the NOPs from the offset.
2870 Remove code argument and replace all uses with PLUS_EXPR.
2871 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
2872 specially. Don't use a pointer type for MINUS_EXPR.
2873 (fold_unary): Handle for (T1)(X op Y),
2874 only p+ as that is the only as that can be handled for
2875 binary operators now.
2876 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
2878 <case PLUS_EXPR>: Add folding of PTR+INT into
2880 Don't call try_move_mult_to_index.
2881 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
2882 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
2883 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
2884 Don't call try_move_mult_to_index.
2885 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
2886 (tree_expr_nonzero_p): Likewise.
2887 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
2888 of PLUS_EXPR for the complex expression folding.
2889 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
2890 first chrec is a pointer type, then the second should
2891 be sizetype and not the first's type.
2892 For POINTER_PLUS_EXPR, use a different right hand side type.
2893 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2894 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
2895 different right hand side type.
2896 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2897 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
2898 instead of PLUS_EXPR.
2899 When either operand is zero, convert the other operand.
2900 (chrec_apply): Use chrec_convert_rhs
2901 on the argument x instead of chrec_convert.
2902 (reset_evolution_in_loop): For pointer types, the new_evol
2904 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
2905 different right hand side type.
2906 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2907 (chrec_convert_rhs): New function.
2908 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
2909 different right hand side type.
2910 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2911 * tree-chrec.h (chrec_convert_rhs): New prototype.
2912 (build_polynomial_chrec): For pointer types, the right hand
2913 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
2914 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
2915 Remove subtraction case as it is always addition now.
2916 Make sure the offset is converted to sizetype.
2917 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
2918 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
2919 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
2920 PLUS_EXPR in pointer type.
2921 Handle POINTER_PLUS_EXPR.
2922 (tree_to_aff_combination): Likewise.
2923 (force_expr_to_var_cost): Likewise.
2924 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
2925 instead of PLUS_EXPR for pointers.
2926 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
2927 instead of PLUS_EXPR of pointer types.
2928 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
2930 (check_va_list_escapes): Likewise.
2931 (check_all_va_list_escapes): Likewise.
2932 * dwarf2out.c (loc_descriptor_from_tree_1):
2933 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
2934 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
2935 (string_constant): Likewise.
2936 * tree-ssa-address.c (tree_mem_ref_addr): When adding
2937 the offset to the base, use POINTER_PLUS_EXPR.
2938 (add_to_parts): Convert the index to sizetype.
2939 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
2940 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
2941 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
2942 Offset only holds something for PLUS_EXPR.
2943 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
2945 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
2947 (analyze_accesses_for_modify_stmt): Likewise.
2948 Remove comment about the type being integral type as it is
2950 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
2952 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
2954 Correct the type which the artimentic is done in (is now
2957 * tree-data-ref.c (split_constant_offset): Handle
2959 * tree-affine.c (tree_to_aff_combination): Likewise.
2960 * c-typeck.c (build_unary_op): For pointers create the increment
2961 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
2963 * gimplify.c (gimplify_self_mod_expr): Create a
2964 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2965 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
2966 * tree.def (POINTER_PLUS_EXPR): New tree code.
2967 * tree-predcom.c (ref_at_iteration): If we have a pointer
2968 type do the multiplication in sizetype.
2969 * tree-mudflap.c (mf_xform_derefs_1): Create a
2970 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2971 * tree-ssa-forwprop.c
2972 (forward_propagate_addr_into_variable_array_index):
2973 Don't expect there to be a cast for the index as that
2974 does not exist anymore.
2975 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
2976 instead of PLUS_EXPR.
2977 Don't check for the first operand of the POINTER_PLUS_EXPR
2978 was the index as it cannot be.
2979 Call forward_propagate_addr_into_variable_array_index with
2980 the SSA_NAME instead of the statement.
2981 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
2982 (compare_constant): Likewise.
2983 (copy_constant): Likewise.
2984 (compute_reloc_for_constant): Likewise.
2985 (output_addressed_constants): Likewise.
2986 (initializer_constant_valid_p): Likewise.
2987 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
2988 Convert the MIN/MAX of the inner type to the outer
2989 type before comparing them.
2990 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
2991 POINTER_PLUS_EXPR instead of PLUS_EXPR.
2992 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
2993 of PLUS_EXPR for pointers.
2994 * tree-inline.c (estimate_num_insns_1): Handle
2996 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
2997 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2998 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
2999 instead of PLUS_EXPR for the pointer increment statement.
3000 (vect_update_ivs_after_vectorizer): For pointer types, create
3001 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
3002 MULT_EXPR in sizetype.
3003 (vect_gen_niters_for_prolog_loop): Add a cast when creating
3005 * tree-object-size.c (plus_expr_object_size): Handle
3006 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
3007 code which is trying to figure out which side is a pointer and
3009 (check_for_plus_in_loops_1): Likewise.
3010 (check_for_plus_in_loops): Likewise.
3011 * c-common.c (pointer_int_sum): Create a
3012 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
3013 * tree-ssa-structalias.c (handle_ptr_arith): Handle
3014 only POINTER_PLUS_EXPR. Removing all the extra
3015 code which is trying to figure out which side is a pointer and
3017 * tree-cfg.c (verify_expr): Add extra checking for pointers and
3018 PLUS_EXPR and MINUS_EXPR.
3019 Also add checking to make sure the operands of POINTER_PLUS_EXPR
3021 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
3022 with make_tree, instead of a pointer type.
3023 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
3024 for pointers instead of PLUS_EXPR.
3025 (s390_gimplify_va_arg): Likewise.
3026 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
3027 instead of PLUS_EXPR when doing addition on pointer
3028 types. Use sizetype for the second operand.
3029 (spu_gimplify_va_arg_expr): Likewise.
3030 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
3031 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
3032 a pointer. Don't create a BIT_AND_EXPR for pointer types.
3033 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
3034 for the pointer addition and also use size_int/sizetype
3036 (ix86_gimplify_va_arg): Likewise.
3037 Perform BIT_AND_EXPR on sizetype arguments.
3038 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
3039 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
3040 for the pointer additions and also use size_int for the offsets.
3041 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
3042 additions and also use size_int for the offsets. Perform
3043 BIT_AND_EXPR on sizetype arguments.
3044 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
3045 POINTER_PLUS_EXPR for pointers and create the
3046 BIT_AND_EXPR in sizetype.
3047 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
3048 instead of PLUS_EXPR for pointer addition.
3049 (rs6000_va_start): Likewise.
3050 Also use sizetype for the offset.
3051 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
3052 as PLUS_EXPR/MINUS_EXPR.
3053 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
3054 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
3055 Don't use BIT_AND_EXPR on a pointer type, convert the
3056 expression to sizetype first.
3057 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
3059 (mips_gimplify_va_arg_expr): Likewise.
3060 Don't create BIT_AND_EXPR in a pointer type.
3062 2007-06-15 Eric Christopher <echristo@apple.com>
3064 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
3065 (x86_64-*-darwin*): Ditto.
3066 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
3069 2007-06-15 Matthew Wilcox <matthew@wil.cx>
3071 * doc/extend.texi: Document behavior of __attribute__((aligned))
3074 2007-06-15 Mark Mitchell <mark@codesourcery.com>
3076 * rtlanal.c (note_stores): Improve documentation.
3078 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
3080 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
3081 LOCAL_LABEL_PREFIX): Delete.
3082 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
3083 (bfin_internal_label): Delete.
3085 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
3087 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
3088 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
3089 otherwise define to LIBGCC2_TF_CEXT.
3090 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
3091 (LIBGCC_TF_CEXT): Ditto.
3094 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
3096 PR rtl-optimization/32339
3097 * df-scan.c (df_uses_record): Don't modify flags but just add to
3098 it for df_ref_record.
3100 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
3102 * tree-mudflap.c: Fix whitespace issues.
3104 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
3106 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
3108 2007-06-14 Eric Christopher <echristo@apple.com>
3110 * config/i386/sse.md (movdi_to_sse): Rewrite body.
3111 (movv4sf): Use gcc_unreachable instead of abort.
3113 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
3116 * config/i386/sfp-machine.h (CMPtype): New define.
3117 (mach stubs): Use CMPtype instead of int as a return type.
3119 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
3121 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
3122 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
3123 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
3124 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
3125 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
3126 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
3127 config/soft-fp/soft-fp.h: Update from glibc CVS.
3129 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
3131 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
3133 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
3136 * config/v850/v850.c: Include dataflow header file.
3137 (substitute_ep_register): Fix typo.
3139 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3141 * configure.ac: Fix earlier checkin.
3142 * configure: Regenerated.
3144 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3146 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
3147 * aclocal.m4: Regenerate.
3148 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
3149 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
3150 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
3151 * configure: Regenerate.
3152 * Makefile.in (LOOSE_WARN): Subst loose_warn.
3154 * Makefile.in (quickstrap): Build libgcc too.
3156 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3158 * configure.ac: Add --enable-checking=df. Explicitly mention that
3159 the variables are initialized as for "release".
3160 * df-core.c: Use it.
3161 * configure: Regenerate.
3162 * config.in: Regenerate.
3164 2007-06-14 Bob Wilson <bob.wilson@acm.org>
3166 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
3167 validate_replace_rtx instead of replace_rtx.
3168 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
3170 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
3172 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
3173 (DWARF2_UNWIND_INFO): Override default if configured with
3175 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
3176 (ENDFILE_SPEC): Add crtend.o.
3177 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
3178 (ENDFILE_SPEC): Add crtend.o.
3179 (TARGET_USE_JCR_SECTION): Define.
3180 (MD_UNWIND_SUPPORT): Define for 32-bit target.
3182 * config/i386/cygming-crtbegin.c: New file.
3183 * config/i386/cygming-crtend.c: New file.
3185 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
3187 * config/i386/w32-unwind.h: New file.
3189 2007-06-13 Eric Christopher <echristo@apple.com>
3191 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
3192 the user set a value below STACK_BOUNDARY.
3194 2007-06-13 Thiemo Seufer <ths@networkno.de>
3196 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
3197 imply -lpthread for -pthread.
3199 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
3201 * basic-block.h: Remove the prototype for
3202 free_basic_block_vars.
3203 * cfglayout.h: Remove the prototype for
3204 insn_locators_initialize.
3205 * tree.h: Remove the prototype for emit_line_note.
3207 * tree-ssa-pre.c (mergephitemp): Remove.
3208 (init_pre): Don't use mergephitemp.
3210 2007-06-13 Eric Christopher <echristo@apple.com>
3212 * config/i386/i386.c (override_options): If we've specified
3213 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
3215 2007-06-13 Bob Wilson <bob.wilson@acm.org>
3217 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
3220 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
3222 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
3223 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
3224 (eh_store_handler): New pattern.
3225 (eh_return): Emit it instead of a plain move.
3227 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
3229 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
3230 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
3231 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
3234 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
3236 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
3237 (find_next_insn_start, find_load): New functions.
3238 (bfin_reorg): Use them to deal with the fact that parallel insns are
3239 no longer represented as a SEQUENCE.
3241 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3243 * config/sparc/sparc.c (sparc_override_options): Initialize
3246 2007-06-13 Dave Korn <dave.korn@artimi.com>
3248 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
3251 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
3253 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
3254 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
3255 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
3256 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
3257 tree-vect-transform.c: Fix comment typos. Follow spelling
3260 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
3262 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
3263 to the exit block use set.
3264 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
3265 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
3266 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
3268 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
3270 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
3271 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
3272 to indicate an error.
3273 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
3275 (dbg_cnt_process_opt): Print an error on a bad argument.
3276 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
3277 * common.opt (-fdbg-cnt-list): New.
3278 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
3280 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
3282 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
3283 flag on ref-all pointers.
3285 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
3288 * expr.c (expand_expr_addr_expr_1): Call expand_expr
3289 for the offset with the modifier as EXPAND_INITIALIZER
3290 if the modifier is EXPAND_INITIALIZER.
3291 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
3292 a register if we had an overflow.
3294 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3296 * real.c (real_isfinite): New.
3297 (real_sqrt): Use it.
3298 * real.h (real_isfinite): New.
3299 * builtins.c: Use it.
3301 2007-06-12 Ian Lance Taylor <iant@google.com>
3302 Daniel Berlin <dberlin@dberlin.org>
3305 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
3306 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
3307 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
3308 (DECL_NO_TBAA_P): Define.
3309 (struct tree_decl_common): Add no_tbaa_flag field.
3310 * tree-ssa-structalias.c (struct variable_info): Add
3311 no_tbaa_pruning field.
3312 (new_var_info): Initialize no_tbaa_pruning field.
3313 (unify_nodes): Copy no_tbaa_pruning field.
3314 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
3315 (dump_solution_for_var): Print no_tbaa_pruning flag.
3316 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
3318 (compute_tbaa_pruning): New static function.
3319 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
3320 Call compute_tbaa_pruning.
3321 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
3322 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
3323 * gimple-low.c (lower_stmt): Likewise.
3324 * tree-gimple.c (is_gimple_stmt): Likewise.
3325 * tree-ssa-operands.c (get_expr_operands): Likewise.
3326 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3327 * tree-inline.c (estimate_num_insns_1): Likewise.
3328 (copy_result_decl_to_var): Likewise.
3329 * expr.c (expand_expr_real_1): Likewise.
3330 * tree-pretty-print.c (dump_generic_node): Likewise.
3331 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
3332 * omp-low.c (omp_copy_decl_2): Likewise.
3333 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
3334 * doc/c-tree.texi (Expression trees): Document
3335 CHANGE_DYNAMIC_TYPE_EXPR.
3337 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3339 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
3340 with !HONOR_NANS and !HONOR_INFINITIES.
3341 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
3343 2007-06-12 Tristan Gingold <gingold@adacore.com>
3345 * gcov.c: Comments updated.
3346 (source_info): Add file_time field.
3347 (source_index): New variable.
3348 (mutiple_files): New variable.
3349 (generate_results): New function extracted from process_file.
3350 (process_file): Save and restore chain of functions, generate
3351 results and free structures only if not merging results.
3352 (release_structures): File names are now freed in create_file_names
3353 (create_file_names): Free previous file names.
3354 (find_source): File date is now read here and modifications in
3355 source files is checked here.
3356 (read_graph_file): Only reverse order of functions for the current
3358 (make_gcov_file_name): Do not generate long names if input_name is
3360 (output_lines): If merging results do not display graph, data and
3362 Checking source file modification is done in find_source.
3364 * doc/gcov.texi: Append an s to sourcefile.
3366 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
3368 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
3369 (forced_nop): New pattern.
3370 * config/bfin/bfin.c: Include "df.h".
3371 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
3372 (bfin_discover_loop): Use df_get_live_in instead of
3373 global_live_at_start.
3374 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
3375 df_analyze when done.
3376 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
3377 the insns. Use QImode for the final insn in a bundle. Call
3378 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
3380 (reorder_var_tracking_notes): New function.
3381 (bfin_reorg): Pass no argument to split_all_insns. Don't call
3382 update_life_info. Call df_analyze after scheduling and bundle
3383 generation. Call reorder_var_tracking_notes if generating these
3384 notes. Call df_finish_pass at the end.
3386 2007-06-12 Dirk Mueller <dmueller@suse.de>
3388 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
3389 a comparison, not an assignment.
3391 2007-06-12 Olivier Hainque <hainque@adacore.com>
3393 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
3394 Request walking the subtrees only, leaving the current is_lhs/val_only
3396 (convert_non_local_reference): Likewise.
3398 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
3400 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
3402 2007-06-12 Richard Guenther <rguenther@suse.de>
3404 PR tree-optimization/15353
3405 PR tree-optimization/31657
3406 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
3407 * timevar.def: Add TV_TREE_IFCOMBINE.
3408 * tree-pass.h (pass_tree_ifcombine): Declare.
3409 * tree-ssa-ifcombine.c: New file.
3410 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
3411 * tree-flow.h (blocks_in_phiopt_order): Declare.
3412 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
3413 (tree-ssa-ifcombine.o): New dependencies.
3415 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
3417 PR rtl-optimization/32293
3418 * combine.c (simplify_if_then_else): Truncate return from
3419 nonzero_bits() to correct mode.
3421 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
3423 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
3424 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
3426 2007-06-11 Diego Novillo <dnovillo@google.com>
3428 * Makefile.in (reload1.o-warn): Remove.
3430 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
3432 * combine.c (subst): Use reg_overlap_mentioned_p
3433 instead of comparing register numbers directly.
3435 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3437 * reload1.c (mark_home_live_1): Use the mode parameter.
3439 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3441 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
3442 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
3446 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
3448 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
3450 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3452 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
3453 from integer registers.
3454 (FP mode splitters): Handle TFmode.
3456 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
3458 * tree-ssa-structalias.c (find_what_p_points_to): Return false
3459 for ref-all pointers that point-to anything.
3461 2007-06-11 Joseph Myers <joseph@codesourcery.com>
3463 * config/arm/arm.c (arm_output_dwarf_dtprel,
3464 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
3466 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
3468 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
3469 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
3472 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
3474 * gcc/tree.c (signed_or_unsigned_type_for): New.
3475 (unsigned_type_for): Use signed_or_unsigned_type_for.
3476 (signed_type_for): Use signed_or_unsigned_type_for.
3477 * gcc/tree.h (signed_or_unsigned_type_for): New.
3478 (get_signed_or_unsigned_type): Remove.
3479 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
3480 lang_hooks.types.signed_type
3481 (size_diffop): Likewise.
3482 (all_ones_mask_p): Likewise.
3483 (build_range_check): Likewise.
3484 (fold_cond_expr_with_comparison): Likewise.
3485 (fold_cond_expr_with_comparison): Likewise.
3486 (unextend): Likewise.
3487 (extract_muldiv_1): Likewise.
3488 (fold_single_bit_test_into_sign_test): Likewise.
3489 (fold_binary): Likewise.
3490 (fold_ternary): Likewise.
3491 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
3492 instead of get_signed_or_unsigned_type.
3493 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
3494 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
3495 * gcc/expr.c (signed_or_unsigned_type_for): Use
3496 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
3497 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
3498 (lhd_signed_or_unsigned_type): Remove.
3499 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
3500 signed_or_unsigned_type.
3501 (lhd_signed_or_unsigned_type): Remove.
3502 * gcc/expmed.c (make_tree): Use signed_type_for instead of
3503 lang_hooks.types.signed_type.
3504 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
3505 c_common_signed_type instead of lang_hooks.types.signed_type.
3506 (c_common_unsigned_type): New.
3507 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
3508 (shorten_compare): Use c_common_unsigned_type instead of
3509 c_common_signed_or_unsigned_type.
3510 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
3512 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
3513 lang_hooks.types.signed_type.
3514 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
3515 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
3516 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
3517 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
3518 instead of unsigned_type_for.
3519 * gcc/c-decl.c (groakdeclarator): Likewise.
3520 * gcc/c-typeck.c (convert_for_assignment): Likewise.
3521 * gcc/c-common.h (c_common_unsigned_type): New.
3523 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3526 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
3527 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
3529 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3532 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
3533 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
3535 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
3536 Sebastian Pop <sebpop@gmail.com>
3538 * lambda-code.c (remove_iv): New.
3539 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
3541 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
3543 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
3544 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
3545 * tree-ssa-loop-prefetch.c: Include optabs.h.
3546 (FENCE_FOLLOWING_MOVNT): New macro.
3547 (struct mem_ref): Add independent_p and storent_p fields.
3548 (record_ref): Initalize the new fields.
3549 (gather_memory_references_ref): Return true if the reference
3551 (gather_memory_references): Check whether all memory accesses
3552 in loop were recorded.
3553 (should_issue_prefetch_p): Return false for nontemporal stores.
3554 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
3555 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
3556 (determine_loop_nest_reuse): Detect independent memory references.
3557 (loop_prefetch_arrays): Call mark_nontemporal_stores.
3558 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
3559 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
3560 * config/i386/i386.h (x86_mfence): Declare.
3561 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
3562 * config/i386/i386.c (x86_mfence): New variable.
3563 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
3565 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
3566 * optabs.c (init_optabs): Initialize storent_optab.
3567 * optabs.h (enum optab_index): Add OTI_storent.
3568 (storent_optab): Declare.
3569 * genopinit.c (optabs): Add initialization for storent_optab.
3570 * tree.h (MOVE_NONTEMPORAL): New macro.
3571 * expr.c (expand_assignment, store_expr, store_constructor_field,
3572 store_constructor, store_field, expand_expr_real_1): Propagate
3573 nontemporality of the expanded store.
3574 (emit_storent_insn): New function.
3575 * expr.h (expand_assignment, store_expr): Declaration changed.
3576 * function.c (assign_parm_setup_reg): Pass false as nontemporality
3577 to expand_assignment.
3578 * stmt.c (expand_asm_expr): Ditto.
3579 * calls.c (initialize_argument_information): Pass false as
3580 nontemporality to store_expr.
3581 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
3584 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
3586 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
3588 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
3590 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
3592 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
3593 and allow DECL_P here.
3595 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
3597 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
3598 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
3599 track of the size of the expression.
3600 * cfghooks.c (merge_blocks): Remove block from loops structure only
3601 after call of the merge_blocks hook.
3603 2007-06-09 Tom Tromey <tromey@redhat.com>
3605 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
3606 (deprecated_state): Removed.
3607 (start_decl): Update.
3608 (enum deprecated_states): Moved earlier.
3609 (groktypename): Update.
3610 (push_parm_decl): Likewise.
3611 (grokfield): Likewise.
3612 (start_function): Likewise.
3614 2007-06-09 Ian Lance Taylor <iant@google.com>
3616 PR tree-optimization/32169
3617 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
3618 CONVERT_EXPR, check whether min and max both converted to an
3619 overflow infinity representation.
3621 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
3623 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
3624 not inserted on the edge.
3626 2007-06-08 Bob Wilson <bob.wilson@acm.org>
3628 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
3629 instructions if they are supported.
3630 (__divsi3, __umodsi3, __modsi3): Likewise.
3631 (__ashldi3, __ashrdi3, __lshrdi3): New.
3632 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
3634 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
3635 Tony Linthicum <tony.linthicum@amd.com>
3637 * doc/invoke.texi: Add fvect-cost-model flag.
3638 * common.opt (fvect-cost-model): New flag.
3639 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
3640 cost fields in stmt_vec_info struct for STMT.
3641 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
3642 fields in stmt_vec_info struct and access functions for the same.
3643 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
3644 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
3645 load, store and vector to scalar operation.
3646 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
3647 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
3648 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
3649 (TARG_VEC_STORE_COST): Define cost of vector store.
3650 (vect_estimate_min_profitable_iters): Define new function.
3651 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
3652 check to evaluate if loop iterations are less than minimum profitable
3653 iterations determined by cost model or minimum vect loop bound defined
3654 by user, whichever is more conservative.
3655 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
3656 run-time check to evaluate if loop iterations are less than minimum
3657 profitable iterations determined by cost model or minimum vect loop
3658 bound defined by user, whichever is more conservative.
3659 (vect_estimate_min_profitable_iterations): New function to estimate
3660 mimimimum iterartions required for vector version of loop to be
3661 profitable over scalar version.
3662 (vect_model_reduction_cost): New function.
3663 (vect_model_induction_cost): New function.
3664 (vect_model_simple_cost): New function.
3665 (vect_cost_strided_group_size): New function.
3666 (vect_model_store_cost): New function.
3667 (vect_model_load_cost): New function.
3668 (vectorizable_reduction): Call vect_model_reduction_cost during
3670 (vectorizable_induction): Call vect_model_induction_cost during
3672 (vectorizable_load): Call vect_model_load_cost during analysis phase.
3673 (vectorizable_store): Call vect_model_store_cost during analysis phase.
3674 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
3675 vectorizable_promotion, vectorizable_demotion): Call
3676 vect_model_simple_cost during analysis phase.
3678 2007-06-08 Simon Baldwin <simonb@google.com>
3680 * reg-stack.c (get_true_reg): Readability change. Moved default case
3681 label into direct switch statement scope.
3683 2007-06-08 Simon Baldwin <simonb@google.com>
3685 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
3686 in gcc_assert() with '==' comparison.
3688 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3690 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
3691 TARGET_ABM handling of x86_popcnt variable.
3693 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3695 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
3696 __builtin_copysignq and __builtin_infq built-in functions.
3698 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3700 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
3701 SSE4.2 section. Correct built-in function names in SSE4A section.
3703 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3705 PR tree-optimization/32243
3706 * tree-vect-transform.c (vectorizable_type_promotion): Move check
3707 for ncopies after ratio check between nunits_out and nunits_in.
3708 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
3710 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
3712 PR tree-optimization/32224
3713 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
3714 vectorization upon a non GIMPLE_MODIFY_STMT.
3716 2007-06-08 Christian Bruel <christian.bruel@st.com>
3719 * config/sh/sh.md (doloop_end): New pattern and splitter.
3720 * loop-iv.c (simple_rhs_p): Check for hardware registers.
3722 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
3725 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
3727 (verify_dominators): Do not change dominance tree.
3729 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
3731 * config/sh/constraints.md: New file.
3732 * config/sh/sh.c: Include tm-constrs.h.
3733 (reg_class_from_letter): Remove.
3734 (prepare_cbranch_operands): Use satisfies_constraint_*
3735 function instead of macro.
3736 (andcosts, broken_move, sh_secondary_reload): Likewise.
3737 * config/sh/predicates.md (trapping_target_operand): Likewise.
3738 (and_operand, arith_operand, arith_reg_or_0_operand,
3739 cmp_operand, logical_operand, target_operand,
3740 ua_address_operand, ua_offset, xor_operand): Likewise.
3741 * config/sh/sh.md: Include constraints.md.
3742 (*movsicc_t_false): Use satisfies_constraint_* function
3744 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
3745 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
3746 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
3747 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
3748 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
3749 (REG_CLASS_FROM_CONSTRAINT): Remove.
3750 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
3751 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
3752 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
3753 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
3754 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
3755 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
3756 function instead of macro.
3757 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3758 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
3759 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
3760 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
3761 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
3762 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
3763 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
3764 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
3765 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
3766 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
3767 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
3768 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
3769 EXTRA_CONSTRAINT_STR): Likewise.
3770 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
3772 2007-06-07 Geoffrey Keating <geoffk@apple.com>
3774 * config/i386/darwin.h (STACK_BOUNDARY): Define.
3776 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
3779 * c-common.h (flag_cpp0x): Replaced by...
3780 (cxx_dialect): ... this new variable specifying the C++ dialect that
3782 * c-common.c (flag_cpp0x): Removed.
3783 (cxx_dialect): Defined.
3784 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
3786 * c-opts.c (c_common_post_options): Likewise.
3787 (set_std_cxx98): Set cxx_dialect to cxx98.
3788 (set_std_cxx0x): Set cxx_dialect to cxx0x.
3790 2007-06-07 Geoffrey Keating <geoffk@apple.com>
3791 Hui-May Chang <hm.chang@apple.com>
3793 * doc/invoke.texi (Darwin Options): Update documentation for
3794 -mmacosx-version-min.
3795 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
3796 * config/darwin-driver.c: New file.
3797 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
3798 * config/t-darwin (darwin-driver.o): New rule.
3800 * config/darwin-c.c (version_as_macro): Ignore low digit.
3802 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
3804 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
3805 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
3806 (CSGNMODE): New mode macro.
3807 (CSGNVMODE): New mode attribute.
3808 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
3809 expander using CSGNMODE mode macro. Handle TFmode.
3810 (copysign<mode>3_const): Rename from copysignsf3_const and
3811 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
3813 (copysign<mode>3_var): Rename from copysignsf3_var and
3814 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
3816 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
3817 mode macro. Handle TFmode.
3818 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
3819 (iortf3, *iortf3): Ditto.
3820 (xortf3, *xortf3): Ditto.
3821 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
3822 TFmode and TImode masks.
3823 (ix86_expand_copysign): Expand TFmode copysign insn.
3824 (IX86_BUILTIN_INFQ): New.
3825 (IX86_BUILTIN_FABSQ): Ditto.
3826 (IX86_BUILTIN_COPYSIGNQ): Ditto.
3827 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
3828 [__builtin_fabsq]: Ditto.
3829 [__builtin_copysignq]: Ditto.
3830 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
3831 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
3832 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
3833 ix86_expand_binop_builtin().
3835 2007-06-07 Bob Wilson <bob.wilson@acm.org>
3837 * config/xtensa/lib1funcs.asm: Clean up whitespace.
3839 2007-06-07 Steve Ellcey <sje@cup.hp.com>
3842 * rtl.h (push_to_sequence2): New.
3843 * emit-rtl.c (push_to_sequence2): New.
3844 * function.c (assign_parm_data_all): Add new fields.
3845 (assign_parm_setup_block): Call push_to_sequence2 instead of
3847 (assign_parm_setup_reg): Ditto.
3848 (assign_parm_setup_stack): Ditto.
3849 (assign_parms_unsplit_complex): Ditto.
3850 (assign_parms): Change field name.
3852 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
3854 PR tree-optimization/32220
3855 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
3856 phi node is reached before defining statement.
3858 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3861 * tree-vect-transform.c (vectorizable_call): Call update_stmt
3862 after changing the right hand side of the assignment.
3864 2007-06-06 Eric Christopher <echristo@apple.com>
3866 * config.gcc (i?86-*-darwin*): Remove arch parameter.
3867 (x86_64-*-darwin*): Ditto.
3868 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
3869 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
3871 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3873 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
3875 (add_key): Likewise.
3876 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
3877 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
3879 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
3881 (add_cost_one_coalesce): Likewise.
3882 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
3883 variable names. Rename orig to orig_name for consistency.
3884 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
3886 (cprop_into_successor_phis): Avoid using C++ keywords as variable
3888 (record_equivalences_from_stmt): Likewise.
3889 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
3890 the coding conventions.
3891 (memory_ssa_name_same): Likewise.
3892 (dse_optimize_stmt): Likewise.
3893 (dse_record_phis): Likewise.
3894 (dse_finalize_block): Likewise.
3895 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
3896 keywords as variable names.
3897 (may_move_till): Cast according to the coding conventions.
3898 (force_move_till_expr): Avoid using C++ keywords as variable names.
3899 (force_move_till): Cast according to the coding conventions.
3900 (memref_hash): Likewise.
3901 (memref_eq): Likewise.
3902 (gather_mem_refs_stmt): Likewise.
3903 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
3904 using C++ keywords as variable names.
3905 (idx_find_step): Cast according to the coding conventions.
3906 (idx_record_use): Likewise.
3907 (find_depends): Likewise.
3908 (prepare_decl_rtl): Likewise.
3909 (mbc_entry_hash): Likewise.
3910 (mbc_entry_eq): Likewise.
3911 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
3912 (simplify_replace_tree): Avoid using C++ keywords as variable names.
3913 (idx_infer_loop_bounds): Cast according to the coding conventions.
3914 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
3915 * tree-ssa-math-opts.c (occ_new ): Likwise.
3916 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
3918 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
3920 (add_use_op): Likewise.
3921 (add_vop): Likewise.
3922 (add_vuse_op): Likewise.
3923 (add_vdef_op): Likewise.
3924 (get_expr_operands): Likewise.
3925 (push_stmt_changes): Use type safe memory macros.
3926 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
3927 keywords as variable names.
3928 (conditional_replacement): Likewise.
3929 (minmax_replacement): Likewise.
3930 (abs_replacement): Likewise.
3931 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
3933 (insert_fake_stores): Avoid using C++ keywords as variable names.
3934 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
3936 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
3937 (heapvar_insert): Use type safe memory macros.
3938 (new_var_info): Cast according to the coding conventions.
3939 (new_constraint): Likewise.
3940 (remove_preds_and_fake_succs): Use type safe memory macros.
3941 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
3943 (thread_single_edge): Likewise.
3944 (thread_through_loop_header): Likewise.
3946 2007-06-06 Eric Christopher <echristo@apple.com>
3948 * config/i386/i386.c (override_options): Move handling
3949 of TARGET_SUBTARGET* earlier.
3951 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
3953 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
3956 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
3958 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
3959 emited outside of basic block.
3960 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
3962 * rtl.h (delete_insn_chain): Declaration changed.
3963 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
3965 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
3966 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
3967 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
3968 to delete_insn_chain.
3969 (rtl_verify_flow_info_1): Verify that the insns in header and footer
3970 do not have bb field set.
3971 (rtl_verify_flow_info): Verify that insns between basic blocks do not
3973 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
3974 * cfgcleanup.c (try_optimize_cfg): Ditto.
3976 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3978 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
3979 (lambda_body_vector_new): Use type safe memory macros.
3980 (lambda_linear_expression_new): Likewise.
3981 (lambda_loopnest_new): Likewise.
3982 (lambda_lattice_new): Likewise.
3983 (replace_uses_equiv_to_x_with_y): Cast according to the coding
3984 conventions. Use type safe memory macros.
3985 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
3986 (lambda_body_vector_s): Likewise.
3987 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
3988 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
3990 2007-06-06 Richard Guenther <rguenther@suse.de>
3992 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
3993 if we need to schedule cfg_cleanup.
3994 (tree_ssa_forward_propagate_single_use_vars): Do so.
3996 2007-06-06 Ian Lance Taylor <iant@google.com>
3998 * fold-const.c (merge_ranges): If range_successor or
3999 range_predecessor fail, just return 0.
4001 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
4003 PR tree-optimization/32216
4004 * tree-vectorizer.c (supportable_widening_operation): Determine
4005 signedness of FIX_TRUNC_EXPR from output operand.
4006 (supportable_narrowing_operation): Ditto.
4007 * tree-vect-generic.c (expand_vector_operations_1): Determine
4008 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
4011 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
4013 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
4014 (struct pta): ...from here. Change flags to unsigned to avoid
4015 excessive casting (as it is used as a bit mask).
4016 (override_options): Add casts according to the coding convenventions.
4017 (x86_64_elf_unique_section): Likewise.
4018 (examine_argument): Avoid using C++ keywords as variable names.
4019 (construct_container): Likewise.
4020 (legitimize_pic_address): Likewise.
4021 (get_dllimport_decl): Cast according to the coding conventions. Use
4022 type safe memory macros.
4023 (legitimize_address): Cast according to the coding conventions.
4024 (emit_i387_cw_initialization): Corrected the type of slot to enum
4026 (ix86_init_machine_status): Use type safe memory macros.
4027 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
4028 (bdesc_pcmpistr): Likewise.
4029 (bdesc_crc32): Likewise.
4030 (bdesc_sse_3arg): Likewise.
4031 (bdesc_2arg): Likewise.
4032 (bdesc_1arg): Likewise.
4033 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
4034 (ix86_expand_sse_pcmpistr): Likewise.
4035 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
4036 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
4037 int to match the langhook definition.
4038 (ix86_builtin_conversion): Change the type of code to unsigned init to
4039 match the langhook definition.
4040 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
4042 (ix86_preferred_output_reload_class): Likewise.
4043 (ix86_cannot_change_mode_class): Likewise.
4044 (ix86_memory_move_cost): Likewise.
4045 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
4046 avoid excessive casting later on.
4047 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
4049 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
4051 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
4052 as flags setting insn.
4053 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
4055 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
4057 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
4058 (UNSPEC_ROUND): New.
4059 ("sse4_1_round<mode>2"): New insn pattern.
4060 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
4062 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
4063 expander using SSEMODEF mode macro. Expand using
4064 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
4065 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
4066 expander using SSEMODEF mode macro. Expand using
4067 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
4068 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
4069 expander using SSEMODEF mode macro. Expand using
4070 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
4071 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
4072 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
4073 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
4076 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
4077 Sebastian Pop <sebpop@gmail.com>
4079 * lambda.h (build_linear_expr): New.
4080 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
4081 Use build_linear_expr, call fold and force_gimple_operand.
4082 (lambda_loopnest_to_gcc_loopnest): Check that there is
4083 something to insert.
4084 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
4086 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
4088 PR preprocessor/23479
4089 * doc/extend.texi: Document the 0b-prefixed binary integer
4092 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4094 PR tree-optimization/32215
4095 * tree-vectorizer.c (supportable_widening_operation): Return false
4096 for unsupported FIX_TRUNC_EXPR tree code.
4097 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
4099 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
4101 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
4102 register on SPE targets. Change documentation to reflect
4104 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
4105 Change FIXED_SCRATCH to 14 and document why we're keeping r14
4106 out of the register allocation pool.
4107 (rs6000_reg_live_or_pic_offset_p): New function.
4108 (rs6000_emit_prologue): Move the actual saving of LR up to free
4109 r0 for holding r11. Split saving of SPE 64-bit registers into
4110 its own case. Ensure that offsets will always be in-range for
4111 'evstdd' by using r11 as a scratch register to point at the start
4112 of the SPE save area. Save r11 if necessary, as it is the static
4114 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
4115 into its own case. Ensure that offsets will always be in-range
4116 for 'evldd' by using r11 as a scratch register to point at the
4117 start of the SPE save area. Also adjust r11 when restoring
4118 the stack pointer to compensate for pre-loading r11.
4120 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
4122 * cfg.c (init_flow): Use type safe memory macros.
4123 (alloc_block): Likewise.
4124 (unchecked_make_edge): Likewise.
4125 (dump_flow_info): Avoid using C++ keywords as variable names.
4126 (copy_original_table_clear): Cast according to the coding conventions.
4127 (copy_original_table_set): Likewise.
4128 * cfgexpand (label_rtx_for_bb): Likewise.
4129 (expand_gimple_basic_block): Likewise.
4130 * cfghooks.c (dump_bb): Likewise.
4131 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
4133 (lv_add_condition_to_bb): Likewise.
4134 * cfglayout (relink_block_chain): Cast according to the coding
4136 (fixup_reorder_chain): Likewise.
4137 (fixup_fallthru_exit_predecessor): Likewise.
4138 * cfgloop.c (glb_enum_p): Likewise.
4139 (get_exit_description): Likewise.
4140 (dump_recorded_exit): Likewise.
4141 * cfgloop.h (enum loop_estimation): Move out of struct scope...
4142 (struct loop): ... from here.
4143 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
4145 * cfgrtl.c (rtl_create_basic_block): Likewise.
4146 (rtl_split_block): Likewise.
4147 (rtl_dump_bb): Likewise.
4148 (cfg_layout_split_block): Likewise.
4149 (init_rtl_bb_info): Use typesafe memory macros.
4151 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
4152 * graphds.h: Updated all usages of edge to graph_edge.
4153 * graphds.c: Likewise.
4154 * cfgloopanal.c: Likewise.
4156 2007-06-05 Ian Lance Taylor <iant@google.com>
4158 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
4159 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
4160 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
4162 (test_for_singularity): Likewise.
4164 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
4166 * config/i386/constraints.md ("Y2"): Replaced by ...
4168 * config/i386/i386.md: Likewise.
4169 * config/i386/mmx.md: Likewise.
4170 * config/i386/sse.md: Likewise.
4172 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
4174 * config/i386/constraints.md ("z"): Replaced by ...
4176 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
4177 (sse4_1_blendvps): Likewise.
4178 (sse4_1_pblendvb): Likewise.
4179 (sse4_2_pcmpestr): Likewise.
4180 (sse4_2_pcmpestrm): Likewise.
4181 (sse4_2_pcmpestr_cconly): Likewise.
4182 (sse4_2_pcmpistr): Likewise.
4183 (sse4_2_pcmpistrm): Likewise.
4184 (sse4_2_pcmpistr_cconly): Likewise.
4186 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
4188 * matrix-reorg.c (transform_access_sites): Fix computation.
4189 (transform_allocation_sites): Same.
4191 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4193 * config/i386/i386.c (override_options): Use
4194 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
4196 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4198 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
4199 (nonimm_not_xmm0_operand): Ditto.
4200 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
4201 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
4202 as operand[2] predicate. Require "z" class XMM register for
4203 operand[3]. Adjust asm template.
4204 ("sse4_1_blendvpd"): Ditto.
4205 ("sse4_1_pblendvb"): Ditto.
4206 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
4207 force op2 into xmm0 register for variable blend instructions.
4209 2007-06-04 Tom Tromey <tromey@redhat.com>
4211 * c-tree.h (start_enum): Update.
4212 (build_enumerator): Likewise.
4213 * c-decl.c (enum_next_value): Removed.
4214 (enum_overflow): Likewise.
4215 (start_enum): Add c_enum_contents argument. Don't use globals.
4216 (build_enumerator): Likewise.
4217 * c-tree.h (struct c_enum_contents): New struct.
4219 2007-06-04 Tom Tromey <tromey@redhat.com>
4221 * c-common.c (c_common_get_alias_set): Fix indentation.
4223 2007-06-04 Ian Lance Taylor <iant@google.com>
4225 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
4226 to overflow, reduce overflow infinity to regular infinity.
4227 (vrp_var_may_overflow): New static function.
4228 (vrp_visit_phi_node): Check vrp_var_may_overflow.
4230 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
4232 * stor-layout.c (layout_type): Remove duplicate code.
4234 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
4237 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
4238 before build_common_builtin_nodes ().
4240 2007-06-04 Steve Ellcey <sje@cup.hp.com>
4243 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
4245 2007-06-04 Jan Hubicka <jh@suse.cz>
4247 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
4248 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
4249 instead of _stat version.
4251 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
4253 PR tree-optimization/32194
4254 * tree-predcom.c (determine_offset): Check that both references have
4257 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
4259 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
4260 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
4261 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
4262 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
4263 Add argument to iterate_fix_dominators call.
4264 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
4265 * gcse.c (hoist_code): Change domby to vector.
4266 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
4267 Add argument to iterate_fix_dominators call.
4268 * loop-doloop.c (doloop_modify): Changed recount_dominator to
4269 recompute_dominator.
4270 * lambda-code.c (perfect_nestify): Ditto.
4271 * cfgloopanal.c: Include graphds.h.
4272 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
4273 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
4274 (mark_irreducible_loops): Use graphds_scc. Remove argument from
4276 * graphds.c: New file.
4277 * graphds.h: New file.
4278 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
4279 (get_dominated_by, get_dominated_by_region): Change return type to
4281 (verify_dominators): Recompute all dominators and compare the results.
4282 (recount_dominator): Renamed to ...
4283 (recompute_dominator): ... this. Do not check that the block is
4285 (iterate_fix_dominators): Reimplemented.
4286 (prune_bbs_to_update_dominators, root_of_dom_tree,
4287 determine_dominators_for_sons): New functions.
4288 * et-forest.c (et_root): New function.
4289 * et-forest.h (et_root): Declare.
4290 * Makefile.in (graphds.o): Add.
4291 (cfgloopanal.o): Add graphds.h dependency.
4292 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
4293 * basic-block.h (get_dominated_by, get_dominated_by_region,
4294 iterate_fix_dominators): Declaration changed.
4295 (recount_dominator): Renamed to ...
4296 (recompute_dominator): ... this.
4297 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
4298 (thread_through_all_blocks): Do not free dominance info.
4300 2007-06-03 Andreas Schwab <schwab@suse.de>
4302 * config/m68k/m68k.c (override_options): Don't override
4304 * config/m68k/m68k-modes.def (SF, DF): Define to use
4305 motorola_single_format and motorola_double_format, resp.
4306 * real.c (motorola_single_format): Renamed from
4307 coldfire_single_format.
4308 (motorola_double_format): Renamed from coldfire_double_format.
4309 (encode_ieee_extended): Generate a proper canonical NaN image
4310 respecting canonical_nan_lsbs_set.
4311 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
4313 * real.h: Adjust declarations.
4315 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
4318 * config/sh/sh.md (symGOT_load): Don't schedule insns when
4319 the symbol is generated with the stack protector.
4321 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
4323 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
4324 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
4326 * doc/extend.texi (interrupt): Mention m68k.
4328 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
4330 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
4331 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
4332 (ix86_expand_sse_pcmpestr): Do not check operands for
4333 "register_operand", when insn operand predicate is "register_operand".
4334 (ix86_expand_sse_pcmpistr): Ditto.
4336 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
4337 Uros Bizjak <ubizjak@gmail.com>
4339 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
4340 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
4341 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
4342 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
4343 * config/i386/constraints.md ("z"): New register constraint
4344 for members of SSE_FIRST_REG class.
4345 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
4346 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
4347 SSE_FIRST_REG class.
4348 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
4349 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
4350 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
4351 (IX86_BUILTIN_PCMPESTRM128): Likewise.
4352 (IX86_BUILTIN_PCMPESTRA128): Likewise.
4353 (IX86_BUILTIN_PCMPESTRC128): Likewise.
4354 (IX86_BUILTIN_PCMPESTRO128): Likewise.
4355 (IX86_BUILTIN_PCMPESTRS128): Likewise.
4356 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
4357 (IX86_BUILTIN_PCMPISTRI128): Likewise.
4358 (IX86_BUILTIN_PCMPISTRM128): Likewise.
4359 (IX86_BUILTIN_PCMPISTRA128): Likewise.
4360 (IX86_BUILTIN_PCMPISTRC128): Likewise.
4361 (IX86_BUILTIN_PCMPISTRO128): Likewise.
4362 (IX86_BUILTIN_PCMPISTRS128): Likewise.
4363 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
4364 (struct builtin_description): Change "flag" field to unsigned.
4365 (bdesc_pcmpestr): New builtin description table.
4366 (bdesc_pcmpistr): Likewise.
4367 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
4368 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
4369 Initialize pcmp[ei]str[im] insns for SSE4.2.
4370 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
4371 (ix86_expand_sse_pcmpistr): Likewise.
4372 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
4373 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
4374 (UNSPEC_PCMPISTR): Likewise.
4375 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
4376 (sse4_2_pcmpestri):New isns pattern.
4377 (sse4_2_pcmpestrm): Likewise.
4378 (sse4_2_pcmpestr_cconly): Likewise.
4379 (sse4_2_pcmpistr): New insn patern and splitter.
4380 (sse4_2_pcmpistri):New isns pattern.
4381 (sse4_2_pcmpistrm): Likewise.
4382 (sse4_2_pcmpistr_cconly): Likewise.
4383 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
4386 2007-06-01 David Daney <ddaney@avtrex.com>
4388 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
4389 LOADGP_ABSOLUTE and not binds_local_p.
4391 2007-06-01 Geoffrey Keating <geoffk@apple.com>
4393 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
4395 2007-06-01 Ian Lance Taylor <iant@google.com>
4397 * tree-vrp.c (compare_name_with_value): Always set
4398 used_strict_overflow if we get a result from the variable itself.
4400 2007-06-01 Ian Lance Taylor <iant@google.com>
4402 PR rtl-optimization/31455
4403 * lower-subreg.c (find_decomposable_subregs): Don't decompose
4404 subregs which have a cast between modes which are not tieable.
4406 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
4408 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
4409 breaks after return statements.
4411 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
4413 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
4414 only after no_new_pseudos.
4416 2007-05-31 Eric Christopher <echristo@apple.com>
4418 * expr.c (convert_move): Assert that we don't have a BLKmode
4420 (store_expr): Handle BLKmode moves by calling emit_block_move.
4422 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
4424 * c-typeck.c (build_indirect_ref): Include type in error message.
4425 (build_binary_op): Pass types to binary_op_error.
4426 * c-common.c (binary_op_error): Take two type arguments, print out
4428 * c-common.h (binary_op_error): Update prototype.
4430 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
4432 * config/i386/i386.c: Correct coments on -mno-sse4.
4434 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
4436 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
4437 (x86_64-*-*): Likewise.
4438 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
4439 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
4440 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
4441 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
4442 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
4443 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
4444 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
4445 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
4446 (OPTION_MASK_ISA_SSE4): Likewise.
4447 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
4448 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
4449 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
4450 (override_options): Support SSE4.2.
4451 (ix86_build_const_vector): Support SImode and DImode.
4452 (ix86_build_signbit_mask): Likewise.
4453 (ix86_expand_int_vcond): Support V2DImode.
4454 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
4455 (IX86_BUILTIN_CRC32HI): Likewise.
4456 (IX86_BUILTIN_CRC32SI): Likewise.
4457 (IX86_BUILTIN_CRC32DI): Likewise.
4458 (IX86_BUILTIN_PCMPGTQ): Likewise.
4459 (bdesc_crc32): Likewise.
4460 (bdesc_sse_3arg): Likewise.
4461 (ix86_expand_crc32): Likewise.
4462 (ix86_init_mmx_sse_builtins): Support SSE4.2.
4463 (ix86_expand_builtin): Likewise.
4464 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
4465 __SSE4_2__ for -msse4.2.
4466 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
4467 (CRC32MODE): Likewise.
4468 (crc32modesuffix): Likewise.
4469 (crc32modeconstraint): Likewise.
4470 (sse4_2_crc32<mode>): Likewise.
4471 (sse4_2_crc32di): Likewise.
4472 * config/i386/i386.opt (msse4.2): New for SSE4.2.
4474 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
4475 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
4476 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
4477 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
4478 (vcondu<mode>): Likewise.
4479 * doc/extend.texi: Document SSE4.2 built-in functions.
4480 * doc/invoke.texi: Document -msse4.2/-msse4.
4482 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
4484 PR tree-optimization/32160
4485 * tree-predcom.c (predcom_tmp_var): New function. Mark created
4486 variable as gimple reg.
4487 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
4489 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
4491 * gcc.c (main): Don't consider linker options when issuing the
4492 warning about a linker input file not being used.
4494 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4496 * tree-vrp.c (compare_names): Initialize sop.
4498 2007-05-30 Dirk Mueller <dmueller@suse.de>
4500 * cgraphunit.c (cgraph_analyze_function): Remove
4501 computation of inline parameters.
4503 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4505 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
4507 2007-05-30 Richard Sandiford <richard@codesourcery.com>
4509 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
4510 Add vx-common.h. Include vxworks.h between vx-common.h and
4512 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
4514 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
4515 (TARGET_ASM_DESTRUCTOR): Likewise.
4516 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
4517 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
4518 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
4519 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
4520 (VXWORKS_ENDIAN_SPEC): Define.
4521 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
4522 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
4523 VXWORKS_* equivalents.
4524 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
4525 (ASM_FILE_START): Delete.
4526 (TARGET_VERSION): Reformat.
4527 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
4528 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
4529 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
4530 (FPBIT, DPBIT): Define.
4531 (fp-bit.c, dp-bit.c): New rules.
4532 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
4533 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
4534 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
4535 * config/arm/arm.h: Include vxworks-dummy.h.
4536 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
4537 Mark with ATTRIBUTE_UNUSED.
4538 (arm_override_options): Do not allow VxWorks RTP PIC to be used
4539 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
4540 make it incompatible with -msingle-pic-base.
4541 (arm_function_ok_for_sibcall): Return false for calls that might
4542 go through a VxWorks PIC PLT entry.
4543 (require_pic_register): New function, split out from...
4544 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
4546 (arm_load_pic_register): Handle the VxWorks RTP initialization
4547 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
4548 (arm_emit_call_insn): New function.
4549 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
4550 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
4551 (pic_offset_arm): New pattern.
4552 (call, call_value): Use arm_emit_call_insn.
4553 (call_internal, call_value_internal): New expanders.
4554 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
4555 VxWorks unless __PIC__.
4557 2007-05-30 Eric Christopher <echristo@gmail.com>
4559 * genrecog.c: Include regs.h in generated file.
4560 * genemit.c: Ditto. Fix up formatting.
4561 * config/mn10300/constraints.md: New.
4562 * config/mn10300/mn10300.md: Include.
4563 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
4564 Fix up for removed macro.
4565 * config/mn10300/predicates.md (call_address_operand): Ditto.
4566 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
4567 (CONST_OK_FOR_I): Ditto.
4568 (CONST_OK_FOR_J): Ditto.
4569 (CONST_OK_FOR_K): Ditto.
4570 (CONST_OK_FOR_L): Ditto.
4571 (CONST_OK_FOR_M): Ditto.
4572 (CONST_OK_FOR_N): Ditto.
4573 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
4577 (EXTRA_CONSTRAINT): Ditto.
4579 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4581 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
4583 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
4584 OPTION_MASK_ISA_64BIT.
4585 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
4587 2007-05-30 Richard Guenther <rguenther@suse.de>
4590 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
4591 types for comparison.
4592 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
4593 with original typed arguments.
4594 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
4596 2007-05-30 Jakub Jelinek <jakub@redhat.com>
4598 PR tree-optimization/31769
4599 * except.c (duplicate_eh_regions): Clear prev_try if
4600 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
4602 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
4604 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
4605 * tree-ssa-sink.c (statement_sink_location): Return basic block and
4606 bsi of the location where statements should be inserted.
4607 (sink_code_in_bb): Take bsi from statement_sink_location.
4608 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
4609 instead of bsi_start.
4610 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
4612 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
4613 (bsi_move_before): Document inconsistency with bsi_move_after.
4614 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
4616 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4618 * config/i386/i386.h (TARGET_ABM): New define.
4619 (TARGET_POPCNT): Ditto.
4620 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
4621 New temporary defines to redefine from OPTION_ISA_* defines.
4622 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
4623 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
4624 (ix86_isa_flags): New extern int declaration.
4625 (TARGET_SUBTARGET_DEFAULT): New define.
4626 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
4627 (TARGET_SUBTARGET32_DEFAULT): Ditto.
4628 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
4629 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
4630 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
4631 * config/i386/darwin.h: Change TARGET_64BIT define to
4634 * config/i386/i386.opt (m3dnowa): Define as undocumented option
4635 using existing "ix86_isa_flags" varible.
4636 (m32, m64): Use existing "ix86_isa_flags" variable.
4637 (mmmx, m3dnow): Ditto.
4638 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
4639 (mabm): Define as non-negative option using "x86_abm" variable.
4640 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
4642 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
4643 Rewrite feature test bitmap.
4644 (ix86_isa_flags): New initialized global int varible.
4645 (ix86_isa_flags_explicit): New static int variable.
4646 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
4647 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
4648 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
4649 target_flags_explicit.
4650 (override_options): Remove "target_enable" and "target_disable" fields
4651 from "struct ptt". Update processor_target_table accordingly. Remove
4652 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
4653 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
4654 "target_flags" and "ix86_isa_flags_explicit" instead of
4655 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
4656 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
4657 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
4658 to true when either of PTA_POPCNT or PTA_ABM is set in
4659 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
4660 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
4661 processor_alias_table flags entry. Remove handling of
4662 "target_enable" and "target_disable" fields of processor_target_table.
4663 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
4664 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
4665 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
4666 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
4667 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
4669 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
4671 2007-05-29 David Daney <ddaney@avtrex.com>
4674 * config/mips/mips.c (mips_output_mi_thunk): Emit
4675 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
4677 2007-05-29 Hui-May Chang <hm.chang@apple.com>
4678 * config/i386/i386.c (ix86_function_regparm): Added checking of
4679 ix86_force_align_arg_pointer to determine the number of
4680 register parameters.
4682 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
4684 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
4685 (SET_DR_MISALIGNMENT): New.
4686 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
4687 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
4688 Use SET_DR_MISALIGNMENT.
4689 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
4691 * tree-data-ref.c (create_data_ref, compute_all_dependences,
4692 find_loop_nest): Export.
4693 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
4694 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
4695 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
4696 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
4698 (struct mem_ref): Add field reuse_distance.
4699 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
4700 Initialize reuse_distance field.
4701 (issue_prefetch_ref): Select temporality of prefetch according to
4703 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
4704 self_reuse_distance, determine_loop_nest_reuse): New functions.
4705 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
4706 (tree_ssa_prefetch_arrays): Dump L2 cache size.
4707 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
4710 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
4712 * tree-ssa-alias.c: Add aliasing overview.
4714 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
4715 Danny Smith <dannysmith@users.sourceforge.net>
4718 * config/i386/t-crtfm: Compile crtfastmath.o with
4719 -minline-all-stringops.
4720 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
4721 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
4723 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4725 * doc/md.texi: Document constraints on HP PA-RISC.
4727 * pa/constraints.md: New file.
4728 * pa.md: Include constraints.md.
4729 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
4730 (integer_store_memory_operand, ldil_cint_p): New functions.
4731 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
4732 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
4733 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
4734 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
4735 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
4737 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
4740 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
4741 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
4742 case POSTDECREMENT_EXPR>): Return the error_mark_node
4743 if either the real or imaginary parts would an
4746 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
4748 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
4749 name when we remove it from a call.
4751 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
4753 * targhooks.c (default_narrow_bitfield): Remove.
4754 * targhooks.h: Remove the prototype for
4755 default_narrow_bitfield.
4757 * langhooks-def.h: Remove the prototype for
4758 hook_get_alias_set_0.
4759 * langhooks.c (hook_get_alias_set_0): Remove.
4761 * global.c (EXECUTE_IF_CONFLICT): Remove.
4763 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4766 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
4767 return true when truth_value_p is true and the type
4770 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
4772 * doc/install.texi (Prerequisites): We no longer require Autoconf
4773 2.13 for the top-level.
4775 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
4777 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
4778 memory access via x86_expand_vector_move_misalign() only for
4779 TImode values on 32-bit targets.
4781 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
4783 * matrix-reorg.c: New file. Implement matrix flattening and
4784 transposing optimization.
4785 * tree-pass.h: Add matrix reorg pass.
4786 * common.opt: Add fipa-mreorg flag.
4787 * Makefile.in: Add matrix-reorg.c.
4788 * passes.c: Add matrix reorg pass.
4789 * varpool.c (add_new_static_var): New function.
4790 * cgraph.h (add_new_static_var): Declare.
4792 2007-05-27 Eric Christopher <echristo@apple.com>
4794 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
4795 sp_offset depending on stack size. Save r12 depending
4796 on registers we're saving later.
4797 (rs6000_emit_epilogue): Update sp_offset depending only
4800 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
4802 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
4803 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
4804 * ifcvt.c (if_convert): Ditto.
4805 * tree-ssa-threadupdate.c (thread_block): Ditto.
4806 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
4807 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
4808 verify_loop_closed_ssa): Check number_of_loops instead of
4810 * predict.c (tree_estimate_probability): Ditto.
4811 * tree-if-conv.c (main_tree_if_conversion): Ditto.
4812 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
4813 * modulo-sched.c (sms_schedule): Ditto.
4814 * tree-scalar-evolution.c (scev_const_prop): Ditto.
4815 (scev_finalize): Do not do anything if scev analysis was not
4817 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
4818 current_loops == NULL.
4819 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
4820 * loop-init.c (loop_optimizer_init): Do not free current_loops when
4822 (loop_optimizer_finalize): Assert that loops were analyzed.
4823 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
4824 rtl_doloop): Check number_of_loops instead of current_loops.
4825 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
4826 current_loops == NULL.
4827 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
4828 gate_tree_vectorize tree_linear_transform, check_data_deps,
4829 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
4830 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
4831 Check number_of_loops instead of current_loops.
4832 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
4833 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
4834 free loops if available.
4835 (execute_pre): Do not pass do_fre to fini_pre.
4837 2007-05-27 Tobias Burnus <burnus@net-b.de>
4840 * real.c (mpfr_from_real): Fix sign of -Inf.
4842 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
4844 * tree-vect-transform.c (vectorizable_conversion): Initialize
4845 tree_code variables to ERROR_MARK.
4846 (vectorizable_type_demotion): Likewise.
4847 (vectorizable_type_promotion): Likewise.
4849 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
4852 * config/i386/i386.md (movti): Handle push operands via
4855 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
4857 * basic-block.h: Remove the prototype for merge_seq_blocks.
4858 * cfgcleanup.c (merge_seq_blocks): Remove.
4860 * tree-flow.h: Remove the prototype for is_aliased_with.
4861 * tree-ssa-alias.c (is_aliased_with): Remove.
4863 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
4865 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
4867 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
4869 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
4870 ix86_expand_sse4_unpack if SSE4.1 is enabled.
4871 (vec_unpacks_hi_v16qi): Likewise.
4872 (vec_unpacku_lo_v16qi): Likewise.
4873 (vec_unpacks_lo_v16qi): Likewise.
4874 (vec_unpacku_hi_v8hi): Likewise.
4875 (vec_unpacks_hi_v8hi): Likewise.
4876 (vec_unpacku_lo_v8hi): Likewise.
4877 (vec_unpacks_lo_v8hi): Likewise.
4878 (vec_unpacku_hi_v4si): Likewise.
4879 (vec_unpacks_hi_v4si): Likewise.
4880 (vec_unpacku_lo_v4si): Likewise.
4881 (vec_unpacks_lo_v4si): Likewise.
4883 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
4885 * c-typeck.c, config/arm/arm.c, config/darwin.c,
4886 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
4887 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
4888 follow spelling conventions in various
4889 warning/error/diagnostic messages.
4891 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
4892 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
4893 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
4894 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
4895 tree-vrp.c: Fix comment typos. Follow spelling conventions.
4896 * doc/tm.texi: Follow spelling conventions.
4898 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4901 * tree-ssa-forwprop.c
4902 (forward_propagate_addr_into_variable_array_index): Remove
4903 the lhs argument. Use the type of def_rhs instead of lhs.
4904 (forward_propagate_addr_expr_1): Update use of
4905 forward_propagate_addr_into_variable_array_index.
4907 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
4908 Nigel Stephens <nigel@mips.com>
4910 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
4911 function attributes, "far" being an alias for "long_call".
4912 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
4913 (mips_near_type_p, mips_far_type_p): New.
4914 (mips_comp_type_attributes): New function to check that attributes
4915 attached to a function type are compatible.
4916 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
4917 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
4918 to the target function of the thunk.
4919 (mips_encode_section_info): Check for "near" and "far" function
4920 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
4922 * config/mips/predicates.md (const_call_insn_operand): Test only
4923 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
4925 * doc/extend.texi (Function Attributes): Document MIPS "near" and
4928 * testsuite/gcc.target/mips/near-far-1.c: New test case.
4929 * testsuite/gcc.target/mips/near-far-2.c: New test case.
4930 * testsuite/gcc.target/mips/near-far-3.c: New test case.
4931 * testsuite/gcc.target/mips/near-far-4.c: New test case.
4933 2007-05-25 Eric Christopher <echristo@apple.com>
4935 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
4936 to x86-darwin configurations.
4937 * config/i386/t-darwin: Add softfp support.
4938 * config/i386/t-darwin64: Ditto.
4939 * config/i386/sfp-machine.h: If mach then don't use
4940 aliasing, emit a stub to call.
4942 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
4944 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
4945 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
4946 tree-predcom.c, tree-ssa-alias-warnings.c,
4947 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
4948 comment typos. Follow spelling conventions.
4949 * doc/cpp.texi, doc/invoke.texi: Fix typos.
4951 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
4954 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
4955 constants into memory. Expand unaligned memory references for
4956 SSE modes via x86_expand_vector_move_misalign() function.
4958 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
4960 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
4961 "memory" attribute for "sseishft" type insn without operands[2].
4963 2007-05-25 Dirk Mueller <dmueller@suse.de>
4964 Marcus Meissner <meissner@suse.de>
4966 * doc/extend.texi (alloc_size): New attribute.
4967 * c-common.c (handle_alloc_size_attribute): New.
4968 * tree-object-size.c (alloc_object_size): Use alloc_size
4969 attribute, if available.
4971 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
4973 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
4975 (__builtin_ia32_vec_ext_v2di): Likewise.
4976 (__builtin_ia32_vec_ext_v4si): Likewise.
4977 (__builtin_ia32_vec_ext_v8hi): Likewise.
4978 (__builtin_ia32_vec_ext_v16qi): Likewise.
4979 (__builtin_ia32_vec_set_v8hi): Likewise.
4981 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
4983 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
4985 2007-05-25 Richard Sandiford <richard@codesourcery.com>
4987 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
4988 (arm_is_longcall_p): Rename to...
4989 (arm_is_long_call_p): ...this. Take a single tree argument and
4991 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
4992 (CUMULATIVE_ARGS): Remove call_cookie.
4993 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
4994 (ENCODED_LONG_CALL_ATTR_P): Delete.
4995 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
4996 LONG_CALL_FLAG_CHAR cases.
4997 (ARM_DECLARE_FUNCTION_SIZE): Delete.
4998 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
4999 ARM_DECLARE_FUNCTION_SIZE.
5000 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
5001 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
5002 (arm_encode_call_attribute, current_file_function_operand): Delete.
5003 (arm_function_in_section_p): New function.
5004 (arm_is_longcall_p): Rename to...
5005 (arm_is_long_call_p): ...this. Take the target function as a single
5006 argument and return a bool. Do not rely on call cookies. Check
5007 whether the target symbol is in the same section as the current
5008 function, not just the same compilation unit.
5009 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
5010 (arm_encode_section_info): Don't encode a call type.
5011 * config/arm/arm.md (call, call_value): Update calls to
5012 arm_is_long(_)call_p. Simplify logic.
5013 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
5014 Update calls to arm_is_long(_)call_p.
5016 2007-05-25 Richard Guenther <rguenther@suse.de>
5018 PR tree-optimization/31982
5019 * tree-ssa-forwprop.c
5020 (forward_propagate_addr_into_variable_array_index): Handle arrays
5021 with element size one.
5023 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5025 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
5026 (umulsi3_highpart): Likewise.
5028 2007-05-24 Ian Lance Taylor <iant@google.com>
5030 PR rtl-optimization/32069
5031 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
5034 2007-05-24 Ollie Wild <aaw@google.com>
5036 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
5039 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
5041 * postreload-gcse.c (reg_changed_after_insn_p): New function.
5042 (oprs_unchanged_p): Use it to check all registers in a REG.
5043 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
5044 (reg_set_between_after_reload_p): Delete.
5045 (reg_used_between_after_reload_p): Likewise.
5046 (reg_set_or_used_since_bb_start): Likewise.
5047 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
5048 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
5049 Use reg_set_between_p instead of reg_set_between_after_reload_p.
5050 * rtlanal.c (reg_set_p): Check whether REG overlaps
5051 regs_invalidated_by_call, rather than just checking the
5052 membership of REGNO (REG).
5054 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
5056 * doc/passes.texi: Document predictive commoning.
5057 * doc/invoke.texi (-fpredictive-commoning): Document.
5058 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
5059 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
5060 adding indices to the generated name.
5061 (schedule_sm): Pass 0 to get_lsm_tmp_name.
5062 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
5063 * tree-pretty-print.c (op_symbol_1): Renamed to ...
5064 (op_symbol_code): ... and exported.
5065 (dump_omp_clause, op_symbol): Use op_symbol_code
5066 instead of op_symbol_1.
5067 * tree-pass.h (pass_predcom): Declare.
5068 * timevar.def (TV_PREDCOM): New timevar.
5069 * tree-ssa-loop.c (run_tree_predictive_commoning,
5070 gate_tree_predictive_commoning, pass_predcom): New.
5071 * tree-data-ref.c (find_data_references_in_loop): Find the
5072 references in dominance order.
5073 (canonicalize_base_object_address): Ensure that the result has
5075 (dr_analyze_innermost): Export.
5076 (create_data_ref): Code to fail for references with invariant
5078 (find_data_references_in_stmt): ... here.
5079 * tree-data-ref.h (dr_analyze_innermost): Declare.
5080 * tree-affine.c: Include tree-gimple.h and hashtab.h.
5081 (aff_combination_find_elt, name_expansion_hash,
5082 name_expansion_eq, tree_to_aff_combination_expand,
5083 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
5085 * tree-affine.h (aff_combination_constant_multiple_p,
5086 tree_to_aff_combination_expand): Declare.
5087 * tree-predcom.c: New file.
5088 * common.opt (fpredictive-commoning): New option.
5089 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
5090 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
5091 * Makefile.in (tree-predcom.o): Add.
5092 (tree-affine.o): Add TREE_GIMPLE_H dependency.
5093 * passes.c (init_optimization_passes): Add dceloop after
5094 copy propagation in loop optimizer. Add predictive commoning
5095 to loop optimizer passes.
5097 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5099 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
5102 2007-05-24 Jan Hubicka <jh@suse.cz>
5104 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
5106 (genheader): Include statistics.h.
5108 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
5110 * print-rtl.c (flag_dump_unnumbered): Update comments.
5111 (print_rtl): Fix my previous change.
5112 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
5115 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
5118 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
5120 (thread_through_all_blocks): Call initialize_original_copy_tables
5121 and free_original_copy_tables.
5122 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
5124 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
5125 * cfghooks.c (duplicate_block): Use get_loop_copy.
5126 * cfg.c: Include cfgloop.h.
5127 (loop_copy): New hash table.
5128 (initialize_original_copy_tables): Initialize loop_copy table.
5129 (free_original_copy_tables): Free loop_copy table.
5130 (copy_original_table_clear, copy_original_table_set,
5131 set_loop_copy, get_loop_copy): New functions.
5132 (set_bb_original, set_bb_copy): Use copy_original_table_set.
5133 * cfgloop.h (struct loop): Remove copy field.
5134 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
5135 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
5137 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5139 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
5140 -msse/-msse2/-msse3.
5142 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5144 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
5145 __builtin_ia32_vec_set_v2di with MASK_64BIT.
5147 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
5150 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
5151 * targhooks.h (default_mangle_decl_assembler_name): Declare
5153 * targhooks.c (default_mangle_decl_assembler_name): Define
5155 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
5157 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
5158 * langhooks.c (lhd_set_decl_assembler_name): Call
5159 targetm.mangle_decl_assembler_name for names with global scope.
5161 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
5163 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
5164 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
5166 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
5167 New. Factored out of i386_pe_encode_section_info.
5168 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
5169 Move check for prior decoration of stdcall
5170 symbols to i386_pe_encode_section_info.
5171 (i386_pe_encode_section_info): Adjust call to
5172 gen_stdcall_or_fastcall_suffix. Use
5173 i386_pe_maybe_mangle_decl_assembler_name, if needed.
5174 (i386_pe_mangle_decl_assembler_name): New. Wrap
5175 i386_pe_maybe_mangle_decl_assembler_name.
5177 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
5179 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
5180 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
5181 * langhooks.c (get_signed_or_unsigned_type): Don't check for
5182 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
5183 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
5186 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
5187 Nigel Stephens <nigel@mips.com>
5188 Richard Sandiford <richard@codesourcery.com>
5190 Fix up MIPS16 hard float and add support for complex.
5192 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
5193 (TARGET_SOFT_FLOAT_ABI): New.
5194 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
5195 __mips_soft_float to reflect the ABI in use, not whether the
5196 FPU is directly accessible (e.g., in MIPS16 mode).
5197 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
5198 (UNITS_PER_FPVALUE): Likewise.
5200 * config/mips/mips.c (mips_expand_call): Remove redundant
5201 TARGET_MIPS16 check.
5202 (mips_arg_regno): New.
5203 (function_arg_advance): When setting bits in cum->fp_code for
5204 MIPS16, don't subtract 1 from cum->arg_number, since it is now
5206 (function_arg): Use mips_arg_regno.
5207 (mips_return_mode_in_fpr_p): New.
5208 (mips16_call_stub_mode_suffix): New.
5209 (mips16_cfun_returns_in_fpr_p): New.
5210 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
5211 (mips_output_function_prologue): Test mips16_hard_float, not
5212 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
5213 (mips_expand_epilogue): Call MIPS16 helper routines to copy
5214 return value into a floating-point register.
5215 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
5216 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
5217 (mips16_fp_args): Handle MIPS32r2 ISA which supports
5218 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
5219 word of double arguments from or to the high bits of 64-bit
5220 floating point registers.
5221 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
5222 (mips16_fpret_double): New helper function.
5223 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
5224 support for complex modes. Fill in DECL_RESULT for stubdecl.
5225 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
5227 * config/mips/mips16.S
5228 (RET, ARG1, ARG2): New.
5229 (MERGE_GPRf, MERGE_GPRt): New.
5230 (DELAYt, DELAYf): New.
5231 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
5232 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
5233 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
5234 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
5235 (SFOP): Renamed to...
5236 (OPSF3): This, and macro-ified. Updated all uses.
5237 (SFOP2): Renamed to...
5238 (OPSF2): This, and macro-ified. Updated all uses.
5239 (SFCMP): Renamed to...
5240 (CMPSF): This, and macro-ified. Updated all uses.
5241 (SFREVCMP): Renamed to...
5242 (REVCMPSF): This, and macro-ified. Updated all uses.
5243 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
5244 (LDDBL1, LDDBL2, RETDBL): Deleted.
5245 (DFOP): Renamed to...
5246 (OPDF3): This, and macro-ified. Updated all uses.
5247 (DFOP2): Renamed to...
5248 (OPDF2): This, and macro-ified. Updated all uses.
5249 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
5250 (DFCMP): Renamed to...
5251 (CMPDF): This, and macro-ified. Updated all uses.
5252 (DFREVCMP): Renamed to...
5253 (REVCMPDF): This, and macro-ified. Updated all uses.
5254 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
5255 (RET_FUNCTION): New.
5256 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
5257 (__mips16_ret_sc, __mips16_ret_dc): New.
5258 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
5259 STUB_ARGS_6, STUB_ARGS_10): New.
5260 (CALL_STUB_NO_RET): New.
5261 (__mips16_call_stub_1): Macro-ified.
5262 (__mips16_call_stub_5): Macro-ified.
5263 (__mips16_call_stub_2): Macro-ified.
5264 (__mips16_call_stub_6): Macro-ified.
5265 (__mips16_call_stub_9): Macro-ified.
5266 (__mips16_call_stub_10): Macro-ified.
5267 (CALL_STUB_RET): New.
5268 (__mips16_call_stub_sf_0): Macro-ified.
5269 (__mips16_call_stub_sf_1): Macro-ified.
5270 (__mips16_call_stub_sf_5): Macro-ified.
5271 (__mips16_call_stub_sf_2): Macro-ified.
5272 (__mips16_call_stub_sf_6): Macro-ified.
5273 (__mips16_call_stub_sf_9): Macro-ified.
5274 (__mips16_call_stub_sf_10): Macro-ified.
5275 (__mips16_call_stub_df_0): Macro-ified.
5276 (__mips16_call_stub_df_1): Macro-ified.
5277 (__mips16_call_stub_df_5): Macro-ified.
5278 (__mips16_call_stub_df_2): Macro-ified.
5279 (__mips16_call_stub_df_6): Macro-ified.
5280 (__mips16_call_stub_df_9): Macro-ified.
5281 (__mips16_call_stub_df_10): Macro-ified.
5282 (__mips16_call_stub_sc_0): New.
5283 (__mips16_call_stub_sc_1): New.
5284 (__mips16_call_stub_sc_5): New.
5285 (__mips16_call_stub_sc_2): New.
5286 (__mips16_call_stub_sc_6): New.
5287 (__mips16_call_stub_sc_9): New.
5288 (__mips16_call_stub_sc_10): New.
5289 (__mips16_call_stub_dc_0): New.
5290 (__mips16_call_stub_dc_1): New.
5291 (__mips16_call_stub_dc_5): New.
5292 (__mips16_call_stub_dc_2): New.
5293 (__mips16_call_stub_dc_6): New.
5294 (__mips16_call_stub_dc_9): New.
5295 (__mips16_call_stub_dc_10): New.
5297 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
5298 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
5299 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
5301 2007-05-23 Ian Lance Taylor <iant@google.com>
5303 * doc/invoke.texi (Invoking GCC): Document that the order of the
5306 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
5309 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
5310 * config/score/predicate.md (const_pow2, const_npow2): Remove.
5311 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
5315 * config/score/score.c (score_print_operand): Make sure that only
5316 lower bits are used.
5318 2007-05-22 Ian Lance Taylor <iant@google.com>
5320 * tree-vrp.c (avoid_overflow_infinity): New static function,
5321 broken out of set_value_range_to_value.
5322 (set_value_range_to_value): Call avoid_overflow_infinity.
5323 (extract_range_from_assert): Likewise.
5325 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
5328 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
5329 change the type before looking for a COMPOUND_EXPR.
5331 2007-05-22 Ian Lance Taylor <iant@google.com>
5333 * lower-subreg.c (decompose_multiword_subregs): If we change an
5334 insn, call remove_retval_note on it.
5336 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
5338 * regs.h (end_hard_regno): New function.
5339 (END_HARD_REGNO, END_REGNO): New macros.
5340 (add_to_hard_reg_set): New function.
5341 (remove_from_hard_reg_set): Likewise.
5342 (in_hard_reg_set_p): Likewise.
5343 (overlaps_hard_reg_set_p): Likewise.
5344 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
5345 (note_btr_set): Use END_HARD_REGNO.
5346 * caller-save.c (setup_save_areas): Use end_hard_regno.
5347 (mark_set_regs): Use END_HARD_REGNO.
5348 (add_stored_regs): Use end_hard_regno.
5349 (mark_referenced_regs): Use add_to_hard_reg_set.
5350 * combine.c (update_table_tick): Use END_REGNO.
5351 (record_value_for_reg): Likewise.
5352 (record_dead_and_set_regs): Likewise.
5353 (get_last_value_validate): Likewise.
5354 (use_crosses_set_p): Likewise.
5355 (reg_dead_at_p_1): Likewise.
5356 (reg_dead_at_p): Likewise.
5357 (mark_used_regs_combine): Use add_to_hard_reg_set.
5358 (move_deaths): Use END_HARD_REGNO.
5359 (reg_bitfield_target_p): Use end_hard_regno.
5360 (distribute_notes): Use END_HARD_REGNO.
5361 * cse.c (mention_regs): Use END_REGNO.
5362 (insert): Use add_to_hard_reg_set.
5363 (invalidate): Use END_HARD_REGNO.
5364 (invalidate_for_call): Likewise.
5365 (exp_equiv_p): Use END_REGNO.
5366 (cse_insn): Likewise.
5367 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
5368 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
5369 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
5370 * function.c (keep_stack_depressed): Use end_hard_regno.
5371 * global.c (global_alloc): Use end_hard_regno.
5372 (global_conflicts): Use add_to_hard_reg_set instead of
5374 (find_reg): Likewise.
5375 (mark_reg_store): Likewise.
5376 (mark_reg_conflicts): Likewise.
5377 (mark_reg_death): Use remove_from_hard_reg_set.
5378 (mark_reg_live_nc): Delete.
5379 (set_preference): Use end_hard_regno.
5380 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
5381 remove_from_hard_reg_set.
5382 (post_mark_life): Use add_to_hard_reg_set.
5383 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
5384 (reg_becomes_live): Use add_to_hard_reg_set.
5385 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
5386 (peep2_find_free_register): Use add_to_hard_reg_set.
5387 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
5388 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
5389 * regrename.c (note_sets): Use add_to_hard_reg_set.
5390 (clear_dead_regs): Use remove_from_hard_reg_set.
5391 (regrename_optimize): Use add_to_hard_reg_set.
5392 (find_oldest_value_reg): Use in_hard_reg_set_p.
5393 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
5394 (hard_reg_set_here_p): Use end_hard_regno.
5395 (decompose): Likewise.
5396 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
5397 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
5398 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
5399 (mark_home_live): Use end_hard_regno.
5400 (spill_hard_reg): Likewise.
5401 (clear_reload_reg_in_use): Likewise.
5402 * reorg.c (delete_prior_computation): Use END_REGNO.
5403 * resource.c (update_live_status): Use END_HARD_REGNO.
5404 (mark_referenced_resources): Use add_to_hard_reg_set.
5405 (mark_set_resources): Likewise.
5406 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
5407 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
5408 (reg_overlap_mentioned_p): Likewise.
5409 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
5410 (covers_regno_no_parallel_p): Use END_REGNO.
5411 (find_regno_note): Likewise.
5412 (find_reg_fusage): Use END_HARD_REGNO.
5413 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
5414 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
5416 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
5418 * mode-switching.c (reg_dies): Change type of second argument to
5420 (optimize_mode_switching): Update accordingly.
5422 2007-05-22 Richard Sandiford <richard@codesourcery.com>
5424 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
5426 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
5427 (hard_reg_set_empty_p): ...these new functions.
5428 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
5429 GO_IF_HARD_REG_SUBSET.
5430 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
5431 instead of GO_IF_HARD_REG_EQUAL.
5432 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
5433 instead of GO_IF_HARD_REG_EQUAL.
5434 * global.c (find_reg): Use hard_reg_set_empty_p instead of
5435 GO_IF_HARD_REG_SUBSET.
5436 (modify_reg_pav): Use hard_reg_set_empty_p instead of
5437 GO_IF_HARD_REG_EQUAL.
5438 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
5439 of GO_IF_HARD_REG_SUBSET.
5440 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
5441 instead of GO_IF_HARD_REG_EQUAL.
5442 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
5443 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
5444 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
5445 of GO_IF_HARD_REG_SUBSET,
5446 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
5447 GO_IF_HARD_REG_SUBSET.
5448 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
5449 instead of GO_IF_HARD_REG_EQUAL.
5450 * config/sh/sh.c (push_regs, calc_live_regs): Use
5451 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
5452 (hard_regs_intersect_p): Delete.
5454 2007-05-22 Janis Johnson <janis187@us.ibm.com>
5456 * doc/sourcebuild.texi (Test Directives) Add dg-message.
5458 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
5459 Richard Henderson <rth@redhat.com>
5461 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
5463 (x86_64-*-*): Likewise.
5465 * i386/i386-modes.def (V2QI): New.
5467 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
5469 (override_options): Support SSE4.1.
5470 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
5471 (IX86_BUILTIN_BLENDPS): Likewise.
5472 (IX86_BUILTIN_BLENDVPD): Likewise.
5473 (IX86_BUILTIN_BLENDVPS): Likewise.
5474 (IX86_BUILTIN_PBLENDVB128): Likewise.
5475 (IX86_BUILTIN_PBLENDW128): Likewise.
5476 (IX86_BUILTIN_DPPD): Likewise.
5477 (IX86_BUILTIN_DPPS): Likewise.
5478 (IX86_BUILTIN_INSERTPS128): Likewise.
5479 (IX86_BUILTIN_MOVNTDQA): Likewise.
5480 (IX86_BUILTIN_MPSADBW128): Likewise.
5481 (IX86_BUILTIN_PACKUSDW128): Likewise.
5482 (IX86_BUILTIN_PCMPEQQ): Likewise.
5483 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
5484 (IX86_BUILTIN_PMAXSB128): Likewise.
5485 (IX86_BUILTIN_PMAXSD128): Likewise.
5486 (IX86_BUILTIN_PMAXUD128): Likewise.
5487 (IX86_BUILTIN_PMAXUW128): Likewise.
5488 (IX86_BUILTIN_PMINSB128): Likewise.
5489 (IX86_BUILTIN_PMINSD128): Likewise.
5490 (IX86_BUILTIN_PMINUD128): Likewise.
5491 (IX86_BUILTIN_PMINUW128): Likewise.
5492 (IX86_BUILTIN_PMOVSXBW128): Likewise.
5493 (IX86_BUILTIN_PMOVSXBD128): Likewise.
5494 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
5495 (IX86_BUILTIN_PMOVSXWD128): Likewise.
5496 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
5497 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
5498 (IX86_BUILTIN_PMOVZXBW128): Likewise.
5499 (IX86_BUILTIN_PMOVZXBD128): Likewise.
5500 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
5501 (IX86_BUILTIN_PMOVZXWD128): Likewise.
5502 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
5503 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
5504 (IX86_BUILTIN_PMULDQ128): Likewise.
5505 (IX86_BUILTIN_PMULLD128): Likewise.
5506 (IX86_BUILTIN_ROUNDPD): Likewise.
5507 (IX86_BUILTIN_ROUNDPS): Likewise.
5508 (IX86_BUILTIN_ROUNDSD): Likewise.
5509 (IX86_BUILTIN_ROUNDSS): Likewise.
5510 (IX86_BUILTIN_PTESTZ): Likewise.
5511 (IX86_BUILTIN_PTESTC): Likewise.
5512 (IX86_BUILTIN_PTESTNZC): Likewise.
5513 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
5514 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
5515 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
5516 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
5517 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
5519 (bdesc_sse_3arg): Likewise.
5520 (bdesc_2arg): Likewise.
5521 (bdesc_1arg): Likewise.
5522 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
5524 (ix86_expand_sse_4_operands_builtin): New.
5525 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
5526 smaller than 8 bits as the 2nd arg.
5527 (ix86_expand_sse_ptest): New.
5528 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
5529 (ix86_expand_vector_set): Support SSE4.1.
5530 (ix86_expand_vector_extract): Likewise.
5532 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
5533 __SSE4_1__ for -msse4.1.
5535 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
5536 (UNSPEC_INSERTPS): Likewise.
5537 (UNSPEC_DP): Likewise.
5538 (UNSPEC_MOVNTDQA): Likewise.
5539 (UNSPEC_MPSADBW): Likewise.
5540 (UNSPEC_PHMINPOSUW): Likewise.
5541 (UNSPEC_PTEST): Likewise.
5542 (UNSPEC_ROUNDP): Likewise.
5543 (UNSPEC_ROUNDS): Likewise.
5545 * config/i386/i386.opt (msse4.1): New for SSE4.1.
5547 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
5548 (const_pow2_1_to_32768_operand): Likewise.
5550 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
5553 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
5555 (sse4_1_insertps): Likewise.
5556 (*sse4_1_extractps): Likewise.
5557 (sse4_1_ptest): Likewise.
5558 (sse4_1_mulv2siv2di3): Likewise.
5559 (*sse4_1_mulv4si3): Likewise.
5560 (*sse4_1_smax<mode>3): Likewise.
5561 (*sse4_1_umax<mode>3): Likewise.
5562 (*sse4_1_smin<mode>3): Likewise.
5563 (*sse4_1_umin<mode>3): Likewise.
5564 (sse4_1_eqv2di3): Likewise.
5565 (*sse4_1_pinsrb): Likewise.
5566 (*sse4_1_pinsrd): Likewise.
5567 (*sse4_1_pinsrq): Likewise.
5568 (*sse4_1_pextrb): Likewise.
5569 (*sse4_1_pextrb_memory): Likewise.
5570 (*sse4_1_pextrw_memory): Likewise.
5571 (*sse4_1_pextrq): Likewise.
5572 (sse4_1_blendpd): Likewise.
5573 (sse4_1_blendps): Likewise.
5574 (sse4_1_blendvpd): Likewise.
5575 (sse4_1_blendvps): Likewise.
5576 (sse4_1_dppd): Likewise.
5577 (sse4_1_dpps): Likewise.
5578 (sse4_1_movntdqa): Likewise.
5579 (sse4_1_mpsadbw): Likewise.
5580 (sse4_1_packusdw): Likewise.
5581 (sse4_1_pblendvb): Likewise.
5582 (sse4_1_pblendw): Likewise.
5583 (sse4_1_phminposuw): Likewise.
5584 (sse4_1_extendv8qiv8hi2): Likewise.
5585 (*sse4_1_extendv8qiv8hi2): Likewise.
5586 (sse4_1_extendv4qiv4si2): Likewise.
5587 (*sse4_1_extendv4qiv4si2): Likewise.
5588 (sse4_1_extendv2qiv2di2): Likewise.
5589 (*sse4_1_extendv2qiv2di2): Likewise.
5590 (sse4_1_extendv4hiv4si2): Likewise.
5591 (*sse4_1_extendv4hiv4si2): Likewise.
5592 (sse4_1_extendv2hiv2di2): Likewise.
5593 (*sse4_1_extendv2hiv2di2): Likewise.
5594 (sse4_1_extendv2siv2di2): Likewise.
5595 (*sse4_1_extendv2siv2di2): Likewise.
5596 (sse4_1_zero_extendv8qiv8hi2): Likewise.
5597 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
5598 (sse4_1_zero_extendv4qiv4si2): Likewise.
5599 (*sse4_1_zero_extendv4qiv4si2): Likewise.
5600 (sse4_1_zero_extendv2qiv2di2): Likewise.
5601 (*sse4_1_zero_extendv2qiv2di2): Likewise.
5602 (sse4_1_zero_extendv4hiv4si2): Likewise.
5603 (*sse4_1_zero_extendv4hiv4si2): Likewise.
5604 (sse4_1_zero_extendv2hiv2di2): Likewise.
5605 (*sse4_1_zero_extendv2hiv2di2): Likewise.
5606 (sse4_1_zero_extendv2siv2di2): Likewise.
5607 (*sse4_1_zero_extendv2siv2di2): Likewise.
5608 (sse4_1_roundpd): Likewise.
5609 (sse4_1_roundps): Likewise.
5610 (sse4_1_roundsd): Likewise.
5611 (sse4_1_roundss): Likewise.
5612 (mulv4si3): Don't expand for SSE4.1.
5613 (smax<mode>3): Likewise.
5614 (umaxv4si3): Likewise.
5615 (uminv16qi3): Likewise.
5616 (umin<mode>3): Likewise.
5617 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
5619 * doc/extend.texi: Document SSE4.1 built-in functions.
5621 * doc/invoke.texi: Document -msse4.1.
5623 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
5625 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
5626 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
5627 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
5628 (ASM_SPEC): Add asm_pcrel_spec.
5629 (EXTRA_SPECS): Add asm_pcrel_spec.
5631 2007-05-21 David Daney <ddaney@avtrex.com>
5633 * doc/install.texi (Building a cross compiler): Add requirements
5634 for Java cross compiler.
5636 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5639 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
5640 Add loopno argument. Use evolution_function_is_invariant_rec_p
5641 instead of evolution_function_is_constant_p.
5642 Update calls to evolution_function_is_affine_multivariate_p.
5643 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
5644 Add loopno argument.
5645 * tree-scalar-evolution.c (gather_chrec_stats): Call
5646 evolution_function_is_affine_multivariate_p with a loop
5648 * tree-data-ref.c (analyze_miv_subscript): Likewise.
5649 (analyze_overlapping_iterations): Likewise.
5650 (access_functions_are_affine_or_constant_p): Likewise.
5651 (build_classic_dist_vector_1): If the access functions
5652 are equal, don't do anything.
5654 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
5655 Paolo Carlini <pcarlini@suse.de>
5656 Uros Bizjak <ubizjak@gmail.com>
5658 * c-cppbuiltin.c (c_cpp_builtins): Define
5659 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
5660 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
5661 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
5662 * doc/cpp.texi ([Standard Predefined Macros]): Document.
5664 2007-05-21 Mike Stump <mrs@apple.com>
5666 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
5668 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
5670 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
5672 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
5673 implementation if __OPTIMIZE__ is not defined.
5674 (_mm_alignr_pi8): Ditto.
5675 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
5676 (_mm_inserti_si64): Ditto.
5677 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
5678 (_mm_slli_epi16): Ditto.
5679 (_mm_slli_epi32): Ditto.
5680 (_mm_slli_epi64): Ditto.
5681 (_mm_srai_epi16): Ditto.
5682 (_mm_srai_epi32): Ditto.
5683 (_mm_srli_si128): Ditto.
5684 (_mm_slli_si128): Ditto.
5685 (_mm_srli_epi16): Ditto.
5686 (_mm_srli_epi32): Ditto.
5687 (_mm_srli_epi64): Ditto.
5688 (_mm_extract_epi16): Ditto.
5689 (_mm_insert_epi16): Ditto.
5690 (_mm_shufflehi_epi16): Ditto.
5691 (_mm_shufflelo_epi16): Ditto.
5692 (_mm_shuffle_epi32): Ditto.
5693 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
5695 (_mm_insert_pi16): Ditto.
5697 (_mm_shuffle_pi16): Ditto.
5699 (_mm_shufle_ps): Ditto.
5700 (_mm_prefetch): Ditto.
5702 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
5704 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
5705 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
5706 * real.c (encode_i370_single, decode_i370_single,
5707 encode_i370_double, decode_i370_double): Functions removed.
5708 (i370_single_format, i370_double_format): Initializations removed.
5709 (real_maxval, round_for_format, exact_real_truncate, significand_size):
5710 Consider the log2_b field to always be one.
5711 (ieee_single_format, mips_single_format, coldfire_single_format,
5712 ieee_double_format, mips_double_format, coldfire_double_format,
5713 ieee_extended_motorola_format, ieee_extended_intel_96_format,
5714 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
5715 ibm_extended_format, mips_extended_format, ieee_quad_format,
5716 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
5717 decimal_single_format, decimal_double_format, decimal_quad_format,
5718 c4x_single_format, c4x_extended_format, real_internal_format): Remove
5719 initialization of log2_b.
5720 * real.h (i370_single_format, i370_double_format): Declarations
5722 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
5723 field to always be one.
5725 2007-05-21 Andreas Schwab <schwab@suse.de>
5727 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
5728 NOTE_INSN_BASIC_BLOCK_P.
5729 (process_for_unwind_directive): Likewise.
5731 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
5733 * builtins.c (expand_builtin_setjmp_setup): Update comment.
5734 * function.h (struct function): Move va_list_gpr_size,
5735 va_list_fpr_size, function_frequency to front of bitfields. Add
5737 (current_function_calls_unwind_init): New.
5738 * except.c (expand_builtin_unwind_init): Set
5739 current_function_calls_unwind_init not
5740 current_function_has_nonlocal_label.
5741 * reload1.c (has_nonexceptional_receiver): New.
5742 (reload): Use it and current_function_calls_unwind_init to
5743 determine whether call-saved regs must be saved.
5745 2007-05-20 Jan Hubicka <jh@suse.cz>
5747 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
5748 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5749 * ddg.c (create_ddg): LIkewise.
5750 * final.c (final): Remove hunk moving line number notes around since
5751 they are no longer present at this stage.
5752 (final_scan_insn): Use NOTE_KIND instead of
5753 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5754 (output_asm_label): Likewise.
5755 * reorg.c (dbr_schedule): Likewise.
5756 * haifa-sched.c (unlink_other_notes): Likewise.
5757 * mode-switching.c (optimize_mode_switching): Likewise.
5758 * graph.c (start_bb): Likewise.
5759 * rtl.def (NOTE): Update description.
5760 * jump.c (squeeze_notes): Delete.
5761 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
5762 NOTE_INSN_BASIC_BLOCK_P when possible.
5763 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
5764 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
5765 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5766 (dwarf2out_var_location): Likewise.
5767 * cfgbuild.c (make_edges): Likewise.
5768 (find_basic_blocks_1): Likewise.
5769 * function.c (reorder_blocks_1): Likewise.
5770 (epilogue_done): Likewise.
5771 (reposition_prologue_and_epilogue_notes): Likewise.
5772 * print-rtl.c (print_rtx): Likewise; drop code for printing
5774 (print_rtl): Likewise.
5775 (print_rtl_single): Likewise.
5776 * gcse.c (insert_insn_start_bb): Likewise.
5777 * alias.c (init_alias_analysis): Likewise.
5778 * calls.c (fixup_tail_calls): Likewise.
5779 * except.c (sjlj_emit_function_enter): Likewise.
5780 * emit-rtl.c (add_insn_after): Likeiwse.
5781 (emit_label_before): Likewise.
5782 (emit_label_after): Likewise.
5783 (emit_note_before, emit_note_after, emit_note): Update
5784 parameter to be enum insn_note; do not deal with source
5786 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
5787 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
5789 (merge_blocks_move_successor_nojumps): Simplify now when
5790 we don't have BLOCK notes.
5791 (try_optimize_cfg): Likewise.
5792 * cfglayout.c (skip_insns_after_block): Likewise.
5793 (record_effective_endpoints): Likewise.
5794 (duplicate_insn_chain): Likewise.
5795 * varasm.c (output_constant_pool_1): Likewise.
5796 * sched-deps.c (sched_analyze): Likewise.
5797 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
5799 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
5800 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
5801 (SET_INSN_DELETED): Simplify.
5802 (NOTE_LINE_NUMBER): Exterminate.
5803 (NOTE_LINE_KIND): New.
5804 (NOTE_INSN_BASIC_BLOCK_P): Update.
5805 (enum insn_note): Simplify.
5806 (GET_NOTE_INSN_NAME) Simplify.
5807 (emit_note_before, emit_note_after, emit_note): Update prototype.
5808 (squeeze_notes): Remove.
5809 * sched-int.h (NOTE_NOT_BB_P): Update.
5810 * resource.c (mark_target_live_regs): Update.
5811 * sched-rgn.c (debug_dependencies): Update.
5812 * sched-vis.c (print_insn): Update.
5813 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
5814 * config/i386/i386.c (ix86_output_function_epilogue): Update.
5815 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
5816 (TARGET_ADJUST_UNROLL_MAX): Likewise.
5817 (split_branches): Update.
5818 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
5820 (sh_adjust_unroll_max): Exterminate.
5821 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
5822 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
5823 (m68hc11_reorg): Likewise.
5824 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
5825 (emit_predicate_relation_info): Update.
5826 (process_for_unwind_directive): Update.
5827 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
5828 (output_call): Update.
5829 * config/pa/pa.c (output_lbranch): Update.
5830 (output_millicode_call): Update.
5831 (output_call): Update.
5832 (pa_combine_instructions): Update.
5833 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
5834 * config/bfin/bfin.c (gen_one_bundle): Update.
5835 * cfgrtl.c (can_delete_note_p): Update.
5836 (delete_insn): Update.
5837 (rtl_merge_blocks): Update.
5838 (commit_one_edge_insertion): Update.
5839 (rtl_verify_flow_info): Update.
5840 * stmt.c (expand_case): Do not call squeeze_notes.
5842 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5849 * c.opt (Wtype-limits): New.
5850 * doc/invoke.texi (Wtype-limits): Document it.
5851 (Wextra): Enabled by -Wextra.
5852 * c-opts.c (c_common_post_options): Enabled by -Wextra.
5853 * c-common.c (shorten_compare): Warn with Wtype-limits.
5855 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
5857 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
5858 inlined function, not as a macro.
5859 (_mm_alignr_pi8): Ditto.
5860 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
5861 (_mm_inserti_si64): Ditto.
5862 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
5863 (_mm_extract_epi16): Ditto.
5864 (_mm_insert_epi16): Ditto.
5865 (_mm_shufflehi_epi16): Ditto.
5866 (_mm_shufflelo_epi16): Ditto.
5867 (_mm_shuffle_epi32): Ditto.
5868 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
5869 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
5871 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
5873 (_m_to_float): Use C89 compatible assignment.
5875 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
5878 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
5880 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5883 * doc/invoke.texi (Wreturn-type): Complete description.
5884 (Wextra): Delete item about return-type warning.
5885 * c-decl.c: Delete redundant Wextra warning.
5887 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
5890 * config/i386/pmmintrin.h: Do not include xmmintrin.h
5891 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
5892 inlined function, not as a macro.
5893 (_mm_prefetch): Ditto.
5895 (_mm_insert_pi16): Ditto.
5897 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
5898 (_m_pshufw): Ditto. Add const to __N argument.
5899 (_mm_shufle_ps): Ditto. Add const to __mask argument.
5900 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
5901 (_mm_slli_epi32): Ditto.
5902 (_mm_srli_si128): Implement as always inlined function, not as a
5903 macro. Add __inline to function declaration.
5904 (_mm_slli_si128): Ditto.
5906 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
5908 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
5909 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
5911 (struct fenv): New structure.
5912 (FP_HANDLE_EXCEPTIONS): New define.
5913 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
5914 (_FP_DECL_EXP): New define.
5915 (FP_INIT_ROUNDMODE): New define.
5916 (FP_ROUNDMODE): New define.
5918 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5920 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
5921 (Wconversion): Update description.
5922 (Wconversion-sign): New.
5923 * c.opt (Wconversion-sign): New.
5924 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
5925 means disabled for C++. Otherwise, take the status of Wconversion.
5926 * c-common.c (conversion_warning): Warn with either Wconversion or
5928 (warnings_for_convert_and_check): Conditions are already checked by
5930 (convert_and_check): Don't check warnings if the conversion failed.
5932 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
5933 Anatoly Sokolov <aesok@dol.ru>
5935 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
5936 avr_epilogue_uses) : Add declaration.
5937 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
5938 * config/avr/constraints.md (R): New constraint.
5939 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
5940 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
5941 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
5942 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
5943 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
5944 call_prologue_saves, epilogue_restores, return_from_epilogue,
5945 return_from_main_epilogue, return_from_interrupt_epilogue,
5946 return_from_naked_epilogue, prologue, epilogue): New patterns.
5947 (jump): Handle symbol reference.
5948 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
5949 avr_output_function_prologue, avr_output_function_epilogue): Remove
5951 (avr_init_machine_status, expand_prologue, expand_epilogue,
5952 avr_asm_function_end_prologue, avr_epilogue_uses,
5953 avr_asm_function_begin_epilogue): New functions.
5954 (prologue_size, epilogue_size, jump_tables_size): Remove global
5956 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
5957 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
5958 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
5959 (avr_override_options): Initialise init_machine_status.
5960 (output_movhi): Handle all stack pointer loads.
5961 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
5962 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
5963 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
5964 (EPILOGUE_USES) Redefine.
5965 (machine_function) Declare.
5967 2007-05-19 Richard Sandiford <richard@codesourcery.com>
5969 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
5970 Use a single return statement.
5972 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5975 * builtins.c (do_mpfr_lgamma_r): New.
5976 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
5977 * tree.h (CASE_FLT_FN_REENT): New.
5979 2007-05-18 Geoffrey Keating <geoffk@apple.com>
5981 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
5982 (output_die): Use 'unsigned long' with %x.
5983 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
5984 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
5985 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
5987 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
5989 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
5994 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
5995 true if function has no argument.
5997 2007-05-18 DJ Delorie <dj@redhat.com>
5999 * config/mips/mips.c (mips_offset_within_alignment_p): New.
6000 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
6002 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
6004 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
6005 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
6006 count_trailing_zeros.
6007 (__i386__): Implement count_leading_zeros using __builtin_clz().
6008 Implement count_trailing_zeros usign __builtin_ctz().
6010 2007-05-18 Richard Sandiford <richard@codesourcery.com>
6012 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
6014 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
6017 * expr.c (emit_move_change_mode): Change mode of push operands here.
6019 2007-05-17 Ian Lance Taylor <iant@google.com>
6021 PR tree-optimization/31953
6022 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
6024 (set_value_range_to_null): Call set_value_range_to_value.
6025 (extract_range_from_comparison): Likewise.
6027 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6029 * toplev.c (print_version): Output GMP/MPFR version info.
6031 * builtins.c (CASE_MATHFN_REENT): New macro.
6032 (mathfn_built_in): Use it.
6033 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
6034 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
6035 BUILT_IN_LGAMMAL_R): New.
6036 * doc/extend.texi: Document new builtins.
6039 * builtins.c (do_mpfr_remquo): New.
6040 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
6041 (fold_builtin_3): Handle BUILT_IN_REMQUO.
6044 * builtins.c (fold_builtin_1): Handle y0, y1.
6045 (fold_builtin_2): Handle yn.
6048 * builtins.c (do_mpfr_bessel_n): New.
6049 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
6050 (fold_builtin_2): Handle BUILT_IN_JN.
6052 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
6055 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
6056 TYPE_PRECISION (intmax_type_node).
6058 2007-05-17 Steve Ellcey <sje@cup.hp.com>
6061 * reload.c (subst_reloads): Remove checking.
6063 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
6065 PR rtl-optimization/31691
6066 * combine.c (simplify_set): Build a new src pattern instead of
6067 substituting its operands in the COMPARE case.
6069 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
6071 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
6072 (execute_vrp): Preserve loops through jump threading.
6073 * tree-ssa-threadupdate.c (thread_single_edge,
6074 dbds_continue_enumeration_p, determine_bb_domination_status,
6075 thread_through_loop_header): New functions.
6076 (create_edge_and_update_destination_phis,
6077 create_edge_and_update_destination_phis): Set loops for the new blocks.
6078 (prune_undesirable_thread_requests): Removed.
6079 (redirect_edges): Do not pretend that redirect_edge_and_branch can
6081 (thread_block): Do not call prune_undesirable_thread_requests.
6083 (mark_threaded_blocks): Select edges to thread here.
6084 (thread_through_all_blocks): Take may_peel_loop_headers argument.
6085 Thread edges through loop headers independently.
6086 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
6087 * tree-pass.h (TODO_mark_first_instance): New.
6088 (first_pass_instance): Declare.
6089 * cfghooks.c (duplicate_block): Put the block to the original loop
6090 if copy is not specified.
6091 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
6092 jump threading. Pass may_peel_loop_headers to
6093 thread_through_all_blocks according to first_pass_instance.
6094 * cfgloop.h (create_preheader): Declare.
6095 * tree-flow.h (thread_through_all_blocks): Declaration changed.
6096 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
6097 * passes.c (first_pass_instance): New variable.
6098 (next_pass_1): Set TODO_mark_first_instance.
6099 (execute_todo): Set first_pass_instance.
6101 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
6103 PR tree-optimization/24659
6104 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
6105 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
6106 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
6107 OTI_vec_pack_ufix_trunc.
6108 (vec_unpacks_float_hi_optab): Define new macro.
6109 (vec_unpacks_float_lo_optab): Ditto.
6110 (vec_unpacku_float_hi_optab): Ditto.
6111 (vec_unpacku_float_lo_optab): Ditto.
6112 (vec_pack_sfix_trunc_optab): Ditto.
6113 (vec_pack_ufix_trunc_optab): Ditto.
6114 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
6115 and vec_pack_[s|u]fix_trunc_optab using
6116 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
6117 * tree-vectorizer.c (supportable_widening_operation): Handle
6118 FLOAT_EXPR and CONVERT_EXPR. Update comment.
6119 (supportable_narrowing_operation): New function.
6120 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
6121 * tree-vect-transform.c (vectorizable_conversion): Handle
6122 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
6123 (vect_gen_widened_results_half): Move before vectorizable_conversion.
6124 (vectorizable_type_demotion): Call supportable_narrowing_operation()
6125 to check for target support.
6126 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
6127 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
6128 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
6129 for VEC_PACK_FIX_TRUNC_EXPR.
6130 (expand_binop): Special case mode of the result for
6131 vec_pack_[u|s]fix_trunc_optab.
6132 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
6133 vec_pack_[u|s]fix_trunc_optab.
6135 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
6136 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
6137 * tree-pretty-print.c (dump_generic_node): Handle
6138 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
6139 VEC_PACK_FIX_TRUNC_EXPR.
6141 * expr.c (expand_expr_real_1): Ditto.
6142 * tree-inline.c (estimate_num_insns_1): Ditto.
6143 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
6145 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
6146 (vec_unpacks_float_lo_v8hi): Ditto.
6147 (vec_unpacku_float_hi_v8hi): Ditto.
6148 (vec_unpacku_float_lo_v8hi): Ditto.
6149 (vec_unpacks_float_hi_v4si): Ditto.
6150 (vec_unpacks_float_lo_v4si): Ditto.
6151 (vec_pack_sfix_trunc_v2df): Ditto.
6153 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
6155 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
6156 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
6157 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
6158 [vec_pack_ufix_trunc]: Ditto.
6159 [vec_unpacks_float_hi]: Ditto.
6160 [vec_unpacks_float_lo]: Ditto.
6161 [vec_unpacku_float_hi]: Ditto.
6162 [vec_unpacku_float_lo]: Ditto.
6164 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
6166 * soft-fp/README: Update for new files.
6167 * soft-fp/floattisf.c: New file.
6168 * soft-fp/floattidf.c: New file.
6169 * soft-fp/floattitf.c: New file.
6170 * soft-fp/floatuntisf.c: New file.
6171 * soft-fp/floatuntidf.c: New file.
6172 * soft-fp/floatuntitf.c: New file.
6173 * soft-fp/fixsfti.c: New file.
6174 * soft-fp/fixdfti.c: New file.
6175 * soft-fp/fixtfti.c: New file.
6176 * soft-fp/fixunssfti.c: New file.
6177 * soft-fp/fixunsdfti.c: New file.
6178 * soft-fp/fixunstfti.c: New file.
6179 * soft-fp/extendxftf.c: New file.
6180 * soft-fp/trunctfxf.c: New file.
6182 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
6183 (__trunctfxf2): Ditto.
6185 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
6186 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
6187 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
6188 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
6189 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
6190 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
6192 * config/i386/t-fprules-softfp64: New file.
6193 * config/i386/sfp-machine.h: New file.
6194 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
6195 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
6196 and soft-fp/t-softfp to tmake_file.
6197 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
6198 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
6200 * config/i386/t-linux64 (softfp_wrap_start): New.
6201 (softfp_wrap_end): New.
6202 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
6203 supported for TARGET_64BIT.
6205 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
6207 * c-common.c (c_common_signed_or_unsigned_type): Emulate
6208 c_common_unsigned_type behavior.
6210 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
6212 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
6215 2007-05-16 Eric Christopher <echristo@apple.com>
6217 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
6218 saving after stack push. Set sp_offset whenever we push.
6219 (rs6000_emit_epilogue): Move altivec register restore before
6222 2007-05-16 Richard Sandiford <richard@codesourcery.com>
6224 * configure.ac: Allow sysroots to be relocated under $prefix as
6225 well as $exec_prefix.
6226 * configure: Regenerate.
6228 2007-05-16 Richard Sandiford <richard@codesourcery.com>
6232 2007-05-12 Richard Sandiford <richard@codesourcery.com>
6234 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6235 (gcc_tooldir): Likewise.
6236 * configure: Regenerate.
6237 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6238 old configure.ac gcc_tooldir setting.
6239 (prefix_to_exec_prefix): New variable.
6240 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6241 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6243 2007-05-14 Janis Johnson <janis187@us.ibm.com>
6245 * c-typeck.c (build_binary_op): Return early for error.
6247 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
6249 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
6250 struct nb_iter_bound.
6251 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
6252 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
6253 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
6254 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
6255 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
6256 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
6257 (del_scev_info): Use ggc_free.
6258 (scev_initialize): Allocate scalar_evolution_info in gc memory.
6259 * loop-init.c: Include ggc.h.
6260 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
6261 (loop_optimizer_finalize): Use ggc_free.
6262 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
6263 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
6264 pass_iv_optimize): Add TODO_ggc_collect.
6265 * function.h (struct function): Remove skip marker from
6267 * cfgloop.c: Include ggc.h.
6268 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
6270 (establish_preds): Vector superloops is gc allocated.
6271 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
6273 (flow_loops_find): Vector larray is gc allocated.
6274 (loop_exit_free): Use ggc_free.
6275 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
6276 that head of exits list is now not a part of struct loop.
6277 (record_loop_exits): Allocate exits table in gc memory.
6278 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
6279 that head of exits list is now not a part of struct loop.
6280 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
6281 struct loop_exit): Add GTY marker.
6282 (struct loop): Add GTY marker. Make superloops vector gc allocated.
6283 Add skip marker to aux field. Make head of exits list a separate
6285 (struct loops): Add GTY marker. Make larray vector gc allocated.
6286 Add param marker to exits table.
6287 (get_loops): Type changed.
6288 * Makefile.in (tree-scalar-evolution.o): Add
6289 gt-tree-scalar-evolution.h dependency.
6290 (cfgloop.o, loop-init.o): Add ggc.h dependency.
6291 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
6292 * basic-block.h (struct basic_block_def): Remove skip marker from
6295 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
6297 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
6298 of 0 in the call to expand_expr().
6299 (expand_builtin_mathfn_3): Ditto.
6300 (expand_builtin_interclass_mathfn): Ditto.
6301 (expand_builtin_cexpi): Ditto.
6302 (expand_builtin_int_roundingfn): Ditto.
6303 (expand_builtin_int_roundingfn_2): Ditto.
6304 (expand_builtin_pow): Ditto.
6305 (expand_builtin_powi): Ditto.
6306 (expand_builtin_bswap): Ditto.
6307 (expand_builtin_unop): Ditto.
6308 (expand_builtin_fabs): Ditto.
6309 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
6310 the call to expand_expr().
6311 (expand_builtin_sync_operation): Ditto.
6312 (expand_builtin_compare_and_swap): Ditto.
6313 (expand_builtin_lock_test_and_set): Ditto.
6314 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
6315 instead of 0 in the call to expand_expr().
6316 (expand_builtin_extract_return_addr): Ditto.
6317 (expand_builtin_eh_return): Ditto.
6318 (expand_eh_return): Ditto.
6319 * explow.c (expr_size): Ditto.
6320 * expr.c (optimize_bitfield_assignment_op): Ditto.
6321 (expand_assignement): Ditto.
6322 (store_expr): Ditto.
6323 (store_field): Ditto.
6324 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
6325 the call to expand_expr().
6326 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
6327 in the call to expand_expr().
6328 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
6329 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
6330 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
6332 * optabs.c (expand_vec_shift_expr): Ditto.
6333 (expand_vec_cond_expr): Ditto.
6334 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
6335 call to expand_expr().
6336 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
6337 in the call to expand_expr().
6339 2007-05-14 Dave Korn <dave.korn@artimi.com>
6341 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
6343 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
6345 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
6346 instead of c_common_unsigned_type.
6347 (c_common_unsigned_type): Remove.
6348 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
6349 c_common_unsigned_type.
6350 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
6351 c_common_unsigned_type.
6352 * c-common.h (c_common_unsigned_type): Remove.
6353 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
6354 c_common_unsigned_type.
6355 * c-format.c (check_format_types): Use unsigned_type_for instead of
6356 c_common_unsigned_type.
6357 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
6358 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
6359 of c_common_unsigned_type.
6360 * convert.c (convert_to_integer): Use unsigned_type_for instead of
6361 lang_hooks.types.unsigned_type.
6362 * expmed.c (make_tree): Use unsigned_type_for instead of
6363 lang_hooks.types.unsigned_type.
6364 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
6365 lang_hooks.types.unsigned_type.
6366 (build_range_check): Likewise.
6367 (fold_unary): Likewise.
6368 (fold_binary): Likewise.
6369 (fold_ternary): Likewise.
6370 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
6371 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
6372 * tree.c (get_unsigned_type): New.
6373 (unsigned_type_for): Use get_unsigned_type instead of
6374 lang_hooks.types.unsigned_type.
6376 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
6378 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
6379 to m68k_get_function_kind. Update its prototype.
6380 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
6382 (m68k_interrupt_function_p): Return enum m68k_function_type
6383 instead of bool. Rename to m68k_get_function_kind.
6384 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
6386 (m68k_compute_frame_layout): Don't mark any register for save
6387 if an interrupt_thread attribute is specified.
6388 (m68k_hard_regno_rename_ok): Update a use of
6389 m68k_interrupt_function_p.
6390 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
6391 m68k_interrupt_function_p.
6392 (m68k_function_type): New.
6393 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
6394 for a function with an interrupt_thread attribute.
6395 * doc/extend.texi: Document the interrupt_thread attribute.
6397 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
6399 Fix PR tree-optimization/31911
6400 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
6401 if they didn't change the expression.
6403 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
6405 * tree-scalar-evolution.c (resolve_mixers): Exported.
6406 * tree-scalar-evolution.h (resolve_mixers): Declare.
6407 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
6408 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
6409 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
6410 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
6411 init_array_ref, init_pointer_ref, analyze_indirect_ref,
6412 strip_conversion, analyze_offset_expr, address_analysis,
6413 object_analysis, analyze_offset): Removed.
6414 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
6415 split_constant_offset, canonicalize_base_object_address,
6416 object_address_invariant_in_loop_p, disjoint_objects_p,
6417 dr_may_alias_p, dr_address_invariant_p): New functions.
6418 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
6419 and dr_analyze_alias.
6420 (initialize_data_dependence_relation): Use dr_may_alias_p
6421 and object_address_invariant_in_loop_p.
6422 (compute_self_dependence): Handle the case when
6423 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
6424 (find_data_references_in_stmt): Restrict the analysis of data
6425 references to the given loop nest.
6426 (find_data_references_in_loop): Made static. Pass loop nest to
6427 find_data_references_in_stmt.
6428 (compute_data_dependences_for_loop): Use DR_VOPS.
6429 (free_data_ref): Free DR_VOPS.
6430 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
6431 (struct innermost_loop_behavior): ... new.
6432 (struct base_object_info): Replaced by ...
6433 (struct indices): ... new.
6434 (struct dr_alias): New.
6435 (enum data_ref_type): Removed.
6436 (struct data_reference): Consist of struct innermost_loop_behavior,
6437 struct indices and struct dr_alias.
6438 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
6439 (DR_MEMTAG): Renamed to ...
6440 (DR_SYMBOL_TAG): ... this.
6441 (find_data_references_in_loop): Declaration removed.
6442 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
6443 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
6444 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
6445 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
6447 2007-05-13 Revital Eres <eres@il.ibm.com>
6449 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
6450 which walks virtual def-use chains to find redundant stores.
6451 (dse_optimize_stmt): Call it.
6453 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
6455 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
6456 * passes.c (init_optimization_passes): Move pass_jump_bypass
6459 * basic-block.h (bb_has_eh_pred): Fix style issue.
6461 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
6463 PR rtl-optimization/31848
6464 * loop-invariant.c (move_invariant_reg): If we move an insn
6465 with a REG_EQUAL note, and that insn is not always executed,
6466 remove the REG_EQUAL note.
6468 2007-05-12 Richard Guenther <rguenther@suse.de>
6470 PR tree-optimization/31797
6471 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
6472 propagate into a stmt that has volatile ops.
6474 2007-05-12 Richard Sandiford <richard@codesourcery.com>
6476 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6477 (gcc_tooldir): Likewise.
6478 * configure: Regenerate.
6479 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6480 old configure.ac gcc_tooldir setting.
6481 (prefix_to_exec_prefix): New variable.
6482 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6483 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6485 2007-05-11 Silvius Rus <rus@google.com>
6487 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
6488 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
6489 * c-common.h (strict_aliasing_warning): Change return type.
6490 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
6491 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
6492 (build_c_cast): Condition call to strict_aliasing_warning.
6493 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
6494 * flags.h (set_Wstrict_aliasing): Declare.
6495 * opts.c (set_Wstrict_alising): Define, add call to.
6496 * tree-flow.h (strict_aliasing_warning_backend): Declare.
6497 * tree-ssa-alias-warnings.c: New file.
6498 * tree-ssa-alias.c (compute_may_aliases): Add call to
6499 strict_aliasing_warning_backend.
6501 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
6503 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
6504 Use loop_depth and loop_outer accessor functions.
6505 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
6506 determine_invariantness_stmt, move_computations_stmt): Ditto.
6507 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
6508 add_loop, loopify, unloop, fix_loop_structure): Ditto.
6509 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
6510 * tree-scalar-evolution.c (interpret_loop_phi,
6511 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
6512 instantiate_parameters_1, scev_const_prop): Ditto.
6513 * cfghooks.c (make_forwarder_block): Ditto.
6514 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
6515 * modulo-sched.c (loop_canon_p): Ditto.
6516 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
6517 slpeel_can_duplicate_loop_p): Ditto.
6518 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
6519 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
6520 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
6521 cancel_loop, verify_loop_structure): Ditto.
6522 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
6523 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
6524 superloops vector instead of "pred" array.
6525 (establish_preds): Take father loop as an argument. Initialize the
6527 (flow_loop_tree_node_add): Pass father loop to establish_preds.
6528 Do not initialize loop->outer.
6529 (flow_loop_tree_node_remove): Truncate the superloops vector.
6530 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
6531 "pred" merged to "superloops" vector.
6532 (loop_depth, loop_outer): New.
6533 (fel_init): Use loop_outer.
6535 2007-05-11 Jan Hubicka <jh@suse.cz>
6537 * cgraphunit.c: Include gt-cgraphunit.h
6538 (static_ctors, static_dtors): New static vars.
6539 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
6540 based on implementation in c-common.c
6541 (cgraph_finalize_function): Call record_cdtor_fn.
6542 (cgraph_optimize): Call cgraph_build_cdtor_fns.
6543 * decl.c (finish_function): Do not call c_record_cdtor_fn.
6544 (c_write_global_declarations): Do not call c_build_cdtor_fns.
6545 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
6546 build_cdtor, c_build_cdtor_fns): Remove.
6547 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
6548 c_build_cdtor_fns): Remove prototype.
6550 2007-05-11 Paolo Carlini <pcarlini@suse.de>
6553 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
6554 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
6555 * builtins.c (fold_builtin_memchr): New.
6556 (expand_builtin_memchr): Call the latter.
6557 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
6558 * doc/extend.texi ([Other built-in functions provided by GCC]):
6561 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
6563 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
6564 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
6565 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
6566 PFPO_OP1_TYPE_SHIFT): Constants added.
6567 (DFP_ALL): Mode macro defined.
6568 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
6569 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
6570 Insn definitions added.
6571 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
6572 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
6575 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
6577 PR tree-optimization/31885
6578 * tree-chrec.c (chrec_contains_undetermined): Do not consider
6579 NULL_TREE to be undetermined.
6580 (automatically_generated_chrec_p): Return false for NULL.
6582 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
6584 * config/bfin/bfin.h (MOVE_RATIO): Define.
6586 2007-05-10 Richard Sandiford <richard@codesourcery.com>
6588 * config.gcc (sparc-wrs-vxworks): New target.
6589 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
6590 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
6591 * config/sparc/sparc.h: Include vxworks-dummy.h.
6592 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
6593 include LABEL_REFs too.
6594 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
6595 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
6597 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
6599 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
6600 (sparc_emit_call_insn): New function.
6601 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
6602 functions when generating VxWorks PIC.
6603 * config/sparc/sparc.md (vxworks_load_got): New pattern.
6604 (call, call_value): Use sparc_emit_call_insn instead of
6607 2007-05-09 Bob Wilson <bob.wilson@acm.org>
6609 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
6611 2007-05-09 Bob Wilson <bob.wilson@acm.org>
6613 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
6614 for floating-point values if HOST_BITS_PER_LONG > 32. Use
6615 split_double instead of operand_subword.
6617 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
6619 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
6620 * config/bfin/bfin.c (bfin_local_alignment): New function.
6621 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
6623 2007-05-08 Chao-ying Fu <fu@mips.com>
6625 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
6626 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
6627 (smsub_widen_optab, umsub_widen_optab): Define.
6628 * optabs.c (init_optabs): Initialize smsub_widen_optab and
6630 * genopinit.c (optabs): Fill in smsub_widen_optab and
6632 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
6633 and umsub_widen_optab to implement multiply-subtract sequences.
6634 * config/mips/mips.md (*msac<u>_di): Rename to...
6635 (<u>msubsidi4): ...this. Extend condition to include
6636 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
6637 of operand 0 to "ka" and use the three-operand form of msub<u>
6639 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
6642 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
6644 PR rtl-optimization/28011
6645 * reload.c (push_reload): Set dont_share if IN appears in OUT
6646 also when IN is a PLUS rtx.
6647 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
6650 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
6652 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
6653 call unshare_all_decls.
6654 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
6655 (unshare_all_decls): Remove.
6657 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
6660 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
6663 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
6664 Nigel Stephens <nigel@mips.com>
6666 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
6667 Update comments and all uses.
6668 (MIN_FPRS_PER_FMT): Define.
6669 * config/mips/mips.c (function_arg): Fix to correctly handle
6670 the -mips32r2 -mfp64 -mabi=32 case.
6671 (override_options): Enable use of odd-numbered registers for
6672 SFmode values on MIPS32.
6673 (mips_save_reg_p): Save whole floating-point register pair if
6674 either half is used.
6675 (compute_frame_size): Fix comment.
6677 2007-05-08 Jie Zhang <jie.zhang@analog.com>
6679 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
6680 argument of type bool.
6681 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
6682 argument. Safely select temporary P register according to it.
6683 (do_link): Change call site of add_to_reg accordingly.
6684 (do_unlink): Add epilogue_p as a fourth argument and pass it
6686 (expand_interrupt_handler_epilogue): Change call of do_unlink
6688 (bfin_expand_prologue): Add a third argument sibcall_p.
6689 * config/bfin/bfin.md (epilogue): Change call of
6690 bfin_expand_epilogue accordingly.
6691 (sibcall_epilogue): Likewise.
6692 (eh_return_internal): Likewise.
6694 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
6695 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
6696 * config/bfin/bfin.c (bfin_handle_option): Handle
6697 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
6698 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
6699 Support bf534, bf536 and bf561.
6700 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
6702 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
6705 * config/i386/i386.c (ix86_function_regparm): Process local
6706 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
6708 2007-05-07 Mike Stump <mrs@apple.com>
6710 * doc/invoke.texi (Warning Options): Document that -Wempty-body
6711 also checks for and while statements in C++.
6713 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
6715 * gcc.c (at_file_supplied): New variable.
6716 (main): Set it if we expanded argv.
6717 (do_spec_1): Pass an @-file to the linker if we were called with
6718 an @-file argument and HAVE_GNU_LD.
6719 * collect2.c (at_file_supplied): New variable.
6720 (response_file): New variable.
6721 (collect_exit): Unlink response_file if necessary.
6722 (handler): Likewise.
6723 (do_wait): Likewise.
6724 (main): Set at_file_supplied if we expanded argv.
6725 (collect_execute): Pass an @-file to subprocesses if we were called
6726 with an @-file argument.
6727 * configure.ac: Add define for HAVE_GNU_LD.
6728 * configure: Regenerate.
6729 * config.in: Regenerate.
6731 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
6733 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
6739 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
6741 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
6742 (TARGET_ENCODE_SECTION_INFO): Re-define.
6743 (m32c_encode_section_info): New
6744 (function_vector_handler): New
6745 (current_function_special_page_vector): New
6746 (m32c_special_page_vector_p): New.
6747 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
6749 * config/m32c/jump.md: Added instruction JSRS for functions
6750 with attribute "function_vector".
6751 * doc/extend.texi (function_vector): Added description
6752 for M16C, M32C targets.
6754 2007-05-07 DJ Delorie <dj@redhat.com>
6757 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
6758 ashrpsi3, lshrpsi3): Update shift count constraint.
6760 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
6761 Nathan Froyd <froydnj@codesourcery.com>
6764 * c-incpath.c (add_path): Strip trailing path separators.
6766 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
6768 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
6769 Free dominance info before purging EH edges.
6770 (eliminate_degenerate_phis): Likewise.
6771 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
6773 2007-05-07 Jan Hubicka <jh@suse.cz>
6775 * gimplify.c (gimplify_expr): Do not crash when folding
6776 (void *)(int)&a + 4.
6778 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6781 * c-opts.c (lang_fortran): Make it non static.
6782 * c-common.h (lang_fortran): New prototype.
6783 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
6784 -lang-fortran option was passed by the driver.
6786 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
6788 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
6789 of ASSERT_CHECKING. Tweak message.
6791 2007-05-06 Revital Eres <eres@il.ibm.com>
6794 * loop-unroll.c (insert_var_expansion_initialization):
6795 Initialize the expansions with -zero instead of +zero.
6797 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
6799 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
6800 into pic and non-pic versions. Mark r19 as used for
6801 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
6802 for tgd_load, tld_load and tie_load .
6803 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
6804 version of tgd_load, tld_load and tie_load depending on the
6807 2007-05-04 Ulrich Drepper <drepper@redhat.com>
6808 Jakub Jelinek <jakub@redhat.com>
6810 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
6811 (__do_global_dtors_aux): Use more paranoid loop to run
6812 destructors if HIDDEN_DTOR_LIST_END.
6813 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
6815 2007-05-04 Jakub Jelinek <jakub@redhat.com>
6817 * varasm.c (align_variable): Don't increase alignment for
6818 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
6819 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
6821 2007-05-04 Josh Conner <jconner@apple.com>
6823 * basic-block.h (cdi_direction): Assign values to all enumeration
6825 (dom_computed): Remove.
6826 (dom_info_state): New.
6827 (set_dom_info_availability): New.
6828 * tree-ssa-loop-im.c (determine_invariantness): Initialize
6829 walk_data.dom_direction.
6830 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
6831 instead of dom_computed[].
6832 (split_edge): Likewise.
6833 (create_basic_block): Likewise.
6834 (merge_blocks): Likewise.
6835 * ifcvt.c (find_if_header): Likewise.
6836 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
6837 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
6838 * tree-ssa.c (verify_ssa): Likewise.
6839 * tree-cfg.c (tree_verify_flow_info): Likewise.
6840 (remove_edge_and_dominated_blocks): Likewise.
6841 * dominance.c (dom_computed): Make static.
6842 (calc_dfs_tree_nonrec): Change third param to a bool.
6843 (calc_dfs_tree): Change second param to a bool.
6844 (calc_idioms): Change second param to a bool. Use
6845 dom_convert_dir_to_idx.
6846 (init_dom_info): Validate dir before using.
6847 (dom_convert_dir_to_idx): New.
6848 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
6849 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
6850 (free_dominance_info): Use dom_convert_dir_to_idx.
6851 (get_immediate_dominator): Likewise.
6852 (set_immediate_dominator): Likewise.
6853 (get_dominated_by): Likewise.
6854 (redirect_immediate_dominators): Likewise.
6855 (nearest_common_denominator): Likewise.
6856 (dominated_by_p): Likewise.
6857 (bb_dom_dfs_in): Likewise.
6858 (bb_dom_dfs_out): Likewise.
6859 (recount_dominator): Likewise.
6860 (iterate_fix_dominators): Likewise.
6861 (add_to_dominance_info): Likewise.
6862 (delete_from_dominance_info): Likewise.
6863 (first_dom_son): Likewise.
6864 (next_dom_son): Likewise.
6865 (dom_info_available_p): Likewise.
6866 (dom_info_state): New.
6867 (set_dom_info_availability): New.
6869 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6871 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
6873 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
6875 2007-05-04 Bob Wilson <bob.wilson@acm.org>
6877 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
6878 (subdi3, subdi_carry): Delete.
6880 2007-05-04 Jan Hubicka <jh@suse.cz>
6881 Richard Guenther <rguenther@suse.de>
6883 * opts.c (decode_options): Do not fiddle with inlining
6884 parameters in case of optimizing for size.
6885 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
6886 for size do nothing.
6887 (cgraph_decide_inlining_of_small_function): When optimizing for
6888 size never inline functions increasing caller size.
6889 (cgraph_early_inlining): Inline for size when optimizing for size.
6891 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
6893 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
6894 logical operations piecewise.
6895 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
6896 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
6897 subdi_sesidi_di): Delete.
6898 (add_with_carry): Produce carry in CC instead of a DREG to shorten
6899 the generated sequence. Allow three-reg add in constraints. Rewrite
6900 the rtl expression for carry to avoid zero_extend of a constant.
6901 (sub_with_carry): New pattern.
6902 (adddi3, subdi3): Change into define_expand. For subtract, generate a
6903 different sequence not involving jumps.
6904 (notbi): Now a named pattern.
6906 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
6908 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
6909 Add the note about a significant loss of accuracy of some
6910 mathematical routines when these options are used.
6912 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6914 * haifa-sched.c (rtx_vec_t): New typedef.
6915 (contributes_to_priority_p): Extract piece of priority () into new
6917 (priority): Use the function. Add assertion.
6918 (rank_for_schedule, set_priorities): Add assertion to check that
6919 insn's priority is initialized.
6920 (clear_priorities, calc_priorities): Change signature. Make it update
6921 all relevant insns. Update all callers ('add_to_speculative_block ()'
6922 and 'create_block_check_twin ()').
6923 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
6924 Add new field 'priority_status'.
6925 (INSN_PRIORITY_STATUS): New macro.
6926 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
6928 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6930 * sched-ebb.c (debug_ebb_dependencies): New static function.
6931 (init_ready_list): Use it.
6933 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
6934 with changed signature and 'debug_rgn_dependencies ()'.
6935 (debug_rgn_dependencies): New static function.
6936 (init_ready_list): Use it.
6938 * sched-int.h (debug_dependencies): Declare.
6940 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6942 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
6944 2007-05-04 Dirk Mueller <dmueller@suse.de>
6946 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
6948 2007-05-03 Jan Hubicka <jh@suse.cz>
6950 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
6951 ((T1)X op (T1)Y), for pointer type in more cases than before.
6953 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
6955 * tree-object-size.c (plus_expr_object_size): When operand size is
6956 unknown, return unknown.
6958 2007-05-03 Dirk Mueller <dmueller@suse.de>
6960 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
6962 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
6965 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
6967 2007-05-03 Janis Johnson <janis187@us.ibm.com>
6969 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
6971 2007-05-03 Joseph Myers <joseph@codesourcery.com>
6973 * config/soft-fp/double.h, config/soft-fp/extended.h,
6974 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
6975 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
6976 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
6977 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
6980 2007-05-03 Ian Lance Taylor <iant@google.com>
6982 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
6983 MASK_PPC_GFXOPT for 8540 or 8548.
6985 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
6987 * tree-vect-transform.c (vect_update_inits_of_drs): Use
6988 vect_print_dump_info() to output debug information.
6990 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
6993 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
6994 operands of size 2 when operand is not MEM_P.
6996 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
6998 PR tree-optimization/30565
6999 * lambda-code.c (perfect_nestify): Fix updating of dominators.
7001 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
7003 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
7004 (umulsi3_highpart): Use them.
7005 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
7006 for final accumulator to D regisster tranfser.
7008 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
7010 PR tree-optimization/31699
7011 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
7013 (vect_enhance_data_refs_alignment): Compute peel amount using
7014 TYPE_VECTOR_SUBPARTS instead of vf.
7015 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
7017 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
7020 * system.h: Remove inclusion of double-int.h
7021 * tree.h: Include double-int.h
7022 * gengtype.c: Likewise
7023 * cfgloop.h: Likewise
7024 * Makefile.in: Adjust dependencies on double-int.h
7026 2007-05-02 Eric Christopher <echristo@apple.com>
7028 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
7029 -shared to -Zdynamiclib.
7031 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
7034 * c-common.c (strip_pointer_or_array_types): New function.
7035 * c-common.h (strip_pointer_or_array_types): New function declaration.
7037 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
7039 PR tree-optimization/31771
7040 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
7042 2007-05-02 Paul Brook <paul@codesourcery.com>
7044 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
7046 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
7049 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
7052 2007-05-02 Nick Clifton <nickc@redhat.com>
7054 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
7056 2007-05-02 Richard Guenther <rguenther@suse.de>
7058 PR tree-optimization/31146
7059 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
7060 argument, single_use_p. If we have a single use that is
7061 a conversion to the definition rhs type, propagate that rhs.
7062 (forward_propagate_addr_expr): Pass single_use_p argument
7063 to forward_propagate_addr_expr_1.
7065 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
7067 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
7070 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7072 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
7073 'AMD Family 10 core'.
7075 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7077 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
7078 and athlon64-sse3 as improved versions of k8, opteron and athlon64
7079 with SSE3 instruction set support.
7080 * doc/invoke.texi: Likewise.
7082 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7084 * config/i386/i386.c (override_options): Tuning 32-byte loop
7085 alignment for amdfam10 architecture. Increasing the max loop
7086 alignment to 24 bytes.
7088 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
7090 * config/m68k/constraints.md: New.
7091 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
7092 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
7093 EXTRA_CONSTRAINT): Remove.
7094 * config/m68k/m68k.md: Include constraints.md.
7095 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
7097 2007-05-01 Ian Lance Taylor <iant@google.com>
7099 PR tree-optimization/31739
7100 * tree-vrp.c (vrp_val_is_max): New static function.
7101 (vrp_val_is_min): New static function.
7102 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
7104 (set_value_range): Use vrp_val_is_{max,min}.
7105 (extract_range_from_assert): Likewise.
7106 (extract_range_from_binary_expr): Likewise.
7107 (extract_range_from_unary_expr): Likewise.
7108 (dump_value_range, vrp_meet): Likewise.
7109 (vrp_visit_phi_node): Likewise.
7110 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
7112 2007-05-01 Mark Mitchell <mark@codesourcery.com>
7114 * config/i386/gmon-sol2.c (size_t): New type.
7115 (intptr_t): Likewise.
7116 (s_textsize): Declare as size_t.
7118 (monstartup): Use size_t for sizes.
7119 (_mcount): Save and restore registers.
7120 (internal_mcount): Pass 0 as the first argument to monstartup
7122 (moncontrol): Convert pointer to appropriately sized integer
7123 before passing to profil.
7125 2007-05-01 Joseph Myers <joseph@codesourcery.com>
7127 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
7128 __NO_FPRS__, not just if _SOFT_DOUBLE.
7129 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
7130 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
7131 also for E500 double.
7132 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
7133 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
7136 2007-05-01 Richard Guenther <rguenther@suse.de>
7138 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
7141 2007-05-01 Joseph Myers <joseph@codesourcery.com>
7143 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
7145 2007-05-01 Jan Hubicka <jh@suse.cz>
7147 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
7150 2007-05-01 Jan Hubicka <jh@suse.cz>
7152 * tree.h (maybe_fold_offset_to_component_ref): Remove.
7153 (maybe_fold_offset_to_reference): Declare.
7154 * fold-const.c (fold_unary): Do not fold
7155 (type *)&A into &A->field_of_type_and_offset_0
7156 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
7157 size is unknown, give up.
7158 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
7160 (maybe_fold_offset_to_reference): New.
7161 (maybe_fold_stmt_indirect): Use it.
7162 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
7163 * gimplify.c (gimplify_conversion): Canonicalize conversions to
7165 (gimplify_expr): Likewise for plus_expr.
7167 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
7169 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
7170 bsi_after_labels. Always insert statements before bsi.
7171 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
7172 * predict.c (apply_return_prediction): Check for empty blocks.
7173 * cfgexpand.c (lab_rtx_for_bb): New variable.
7174 (label_rtx_for_bb): Do not create new tree labels.
7175 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
7176 (tree_expand_cfg): Initialize lab_rtx_for_bb.
7177 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
7179 (label_for_bb): Add field used.
7180 (update_eh_label, main_block_label): Mark the label used.
7181 (cleanup_dead_labels): Remove unused labels.
7183 2007-05-01 Richard Guenther <rguenther@suse.de>
7185 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
7186 if it is not about to be set.
7187 (get_value_range): Do not pre-allocate equiv bitmap.
7188 (update_value_range): No need to clear equiv field.
7189 (add_equivalence): Change prototype to get bitmap pointer.
7190 Allocate bitmap here if it is not already.
7191 (extract_range_from_assert): Do not allocate bitmap here.
7192 Update callers to add_equivalence.
7193 (extract_range_from_ssa_name): Likewise.
7194 (get_vr_for_comparison): New static helper.
7195 (compare_name_with_value): Handle NULL equiv bitmap by
7196 peeling the first iteration of the comparison loop.
7197 Use get_vr_for_comparison.
7198 (compare_names): Handle NULL equiv bitmaps by using fake
7199 ones. Use get_vr_for_comparison.
7201 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
7203 * double-int.c (mpz_set_double_int): Moved from
7204 tree-ssa-loop-niter.c.
7205 (mpz_get_double_int): Likewise; also, add option to wrap
7206 out-of-range integers.
7207 * double-int.h: New prototypes for above.
7208 * tree.c (get_static_type_bounds): Moved from
7209 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
7210 TYPE_MAX_VALUE if they exist..
7211 * tree.h: New prototype for above.
7212 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
7213 get_type_bounds calls.
7214 (mpz_set_double_int): Move to double-int.c.
7215 (get_type_bounds): Move to tree.c, rename to
7216 get_static_type_bounds.
7217 (mpz_to_double_int): Move to double-int.c, rename to
7220 2007-04-30 Bob Wilson <bob.wilson@acm.org>
7222 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
7223 DIV0 exception can fall through to a normal return.
7225 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
7229 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
7230 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
7231 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7232 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
7233 initialize align to silence bogus warning.
7234 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7235 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
7237 (struct sra_walk_fns): Remove use_all parameter from use.
7238 (sra_hash_tree): Handle BIT_FIELD_REFs.
7239 (sra_elt_hash): Don't hash bitfld blocks.
7240 (sra_elt_eq): Skip them in parent compares as well. Handle
7242 (sra_walk_expr): Don't maintain or pass down use_all_p.
7243 (scan_use): Remove use_all parameter.
7244 (scalarize_use): Likewise. Re-expand assignment to
7245 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
7246 output, and re-scalarize after output. Don't mark anything
7248 (scalarize_ldst): Adjust.
7249 (scalarize_walk_gimple_modify_statement): Likewise.
7250 (build_element_name_1): Handle BIT_FIELD_REFs.
7251 (instantiate_element): Don't warn for any element whose parent
7253 (instantiate_missing_elements_1): Return the sra_elt.
7254 (canon_type_for_field): New.
7255 (try_instantiate_multiple_fields): New.
7256 (instantiate_missing_elemnts): Use them.
7257 (mark_no_warning): Removed.
7258 (generate_one_element_ref): Handle BIT_FIELD_REFs.
7259 (REPLDUP, sra_build_elt_assignment): New.
7260 (generate_copy_inout): Use them.
7261 (generate_element_copy): Likewise. Handle bitfld differences.
7262 (generate_element_zero): Don't recurse for blocks. Use
7263 sra_build_elt_assignment.
7264 (generate_one_element_int): Take elt instead of var. Use
7265 sra_build_elt_assignment.
7266 (generate_element_init_1): Adjust.
7267 (scalarize_use, scalarize_copy): Use REPLDUP.
7268 (scalarize_ldst): Move assert before dereference.
7269 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
7271 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7274 * tree.c (reconstruct_complex_type): Reconstruct a reference
7276 Also use the same mode for the pointer as the old pointer type.
7278 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7280 * doc/trouble.texi (Interoperation): Remove note about Ultrix
7283 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
7285 PR rtl-optimization/31676
7286 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
7287 (df_refs_record): Call it.
7289 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
7291 * rtl.def (SS_ABS): New code.
7292 * config/bfin/bfin.c (print_operand): New modifier 'v'.
7293 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
7294 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
7295 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
7296 (bfin_init_builtins): Define them.
7297 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
7298 (bfin_expand_builtin): ... and handle the others here.
7299 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
7300 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
7301 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
7302 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
7303 operand is only HImode.
7305 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
7307 * regclass.c (scan_one_insn): Remove splitting of
7310 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
7311 Nigel Stephens <nigel@mips.com>
7313 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
7315 2007-04-28 Jan Hubicka <jh@suse.cz>
7317 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
7318 insn_locators_alloc instead of insn_locators_initialize;
7319 call reset_block_changes.
7320 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7321 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
7322 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
7323 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
7324 * config/score/score.c (th_output_mi_thunk): Likewise.
7325 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7326 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
7327 tolerate uninitialized locator info.
7330 * function.c (init_function_start): Don't init line number info.
7331 (expand_function_end): Update.
7332 (reset_block_changes, record_block_change, finalize_block_changes,
7333 check_block_change, free_block_changes): Kill.
7334 * function.h (reset_block_changes, record_block_change,
7335 finalize_block_changes, check_block_change, free_block_changes):
7337 (struct function): Remove ib_boundaries_block.
7338 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7339 Use curr_insn_locator to initialize locator.
7340 (emit_line_note): Remove.
7341 * cfgexpand.c (expand_gimple_cond_expr): Update.
7342 (construct_exit_block): Likewise.
7343 (tree_expand_cfg): Initialize/finalize locators.
7344 * expr.c (expand_expr_real): Update.
7345 * cfglayout.c (line_locators_locs, line_locators_lines,
7346 file_locators_locs, file_locators_files): Remove.
7347 (set_block_levels): Move to cfgexpand.c.
7348 (insn_locators_initialize): Remove.
7349 (pass_insn_locators_initialize): Remove.
7350 (locations_locators_locs, locations_locators_vals): New static vars.
7351 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7353 (insn_locators_alloc, insn_locators_finalize,
7354 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7356 (locator_location): New.
7357 (locator_line, locator_file): Rewrite.
7358 * rtl.h (emit_line_note): Kill.
7359 (insn_locators_alloc, insn_locators_finalize,
7360 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7362 * tree-inline.c (initialize_cfun): Do not initialize
7363 ib_boundaries_block.
7364 * passes.c (pass_insn_locators_initialize): Remove.
7366 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
7368 * tree-cfg.c (move_block_to_fn): Release bb from dominance
7369 info. Update last_basic_block correctly.
7371 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
7374 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
7375 register itself to hold the offset constant. Tell flow the use
7376 of r4 and r5 when they are used.
7378 2007-04-27 Richard Guenther <rguenther@suse.de>
7380 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
7381 if we simplified anything.
7382 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
7383 warnings until we did a simplification and the stmt was not
7384 marked as TREE_NO_WARNING.
7386 2007-04-27 Mike Stump <mrs@apple.com>
7388 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
7390 2007-04-27 Ian Lance Taylor <iant@google.com>
7393 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
7394 TYPE_MAX_VALUE exist, convert them to the new type.
7396 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7398 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
7399 if it claims to be available.
7400 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
7402 (perform_tree_ssa_dce): Always free postdominators.
7404 2007-04-27 Richard Henderson <rth@redhat.com>
7406 * config/alpha/predicates.md (aligned_memory_operand): Mark
7407 as define_special_predicate.
7408 (unaligned_memory_operand, normal_memory_operand): Likewise.
7409 (reg_or_unaligned_mem_operand): Remove.
7410 (any_memory_operand): Match the documentation and check for
7411 non-renumbered pseudos during reload.
7412 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
7413 alpha_secondary_reload_class, update to new interface, make static.
7414 Handle CQImode like HImode. Remove FP subreg check.
7415 (alpha_expand_mov): Use replace_equiv_address.
7416 (alpha_expand_mov_nobwx): Use any_memory_operand.
7417 (TARGET_SECONDARY_RELOAD): New.
7418 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
7419 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
7420 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
7421 * config/alpha/alpha.md: ... here.
7422 (RELOAD12, reloadmode): New.
7424 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
7425 Don't handle the aligned case here.
7426 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
7427 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
7428 reload_inhi_help. Don't expect a scratch register.
7429 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
7431 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
7433 2007-04-27 Richard Guenther <rguenther@suse.de>
7435 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
7437 2007-04-27 Richard Guenther <rguenther@suse.de>
7439 PR tree-optimization/30965
7440 PR tree-optimization/30978
7441 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
7442 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
7443 (find_equivalent_equality_comparison): Likewise.
7444 (simplify_cond): Likewise.
7445 (get_prop_source_stmt): New helper.
7446 (get_prop_dest_stmt): Likewise.
7447 (can_propagate_from): Likewise.
7448 (remove_prop_source_from_use): Likewise.
7449 (combine_cond_expr_cond): Likewise.
7450 (forward_propagate_comparison): New function.
7451 (forward_propagate_into_cond): Rewrite to use fold for
7453 (tree_ssa_forward_propagate_single_use_vars): Call
7454 forward_propagate_comparison to propagate comparisons.
7456 2007-04-27 Richard Guenther <rguenther@suse.de>
7458 PR tree-optimization/31715
7459 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
7460 sure to do computation on the offset in an appropriate
7463 2007-04-27 Richard Sandiford <richard@codesourcery.com>
7465 * reload.h (elimination_target_reg_p): Declare.
7466 * reload.c (find_reloads): Don't apply the reg_rtx move
7467 optimization if the SET_DEST satisfies elimination_target_reg_p.
7468 * reload1.c (elimination_target_reg_p): New function.
7469 (gen_reload): In the move/add2 fallback, make sure that op0
7470 does not overlap the destination register.
7472 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7474 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
7475 transform only GIMPLE_MODIFY_STMTs.
7476 * tree-complex.c (expand_complex_operations_1): Ditto.
7477 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
7478 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
7479 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
7481 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
7482 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
7483 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
7484 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
7485 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
7486 slpeel_add_loop_guard): Ditto.
7487 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
7488 * lambda-code.c (perfect_nestify): Ditto.
7489 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
7490 before the first statement.
7491 * tree-optimize.c (execute_free_datastructures): Fix comments.
7492 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
7493 * tree-flow.h (disband_implicit_edges): Declaration removed.
7494 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
7496 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
7497 COND_EXPRs without gotos.
7498 (disband_implicit_edges, has_label_p): Removed.
7499 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
7500 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
7502 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
7504 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
7505 also for COND_EXPRs.
7506 * cfgexpand.c (label_rtx_for_bb): New function.
7507 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
7508 Use label_rtx_for_bb to find the labels.
7509 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
7510 last block. Detect fallthru edges.
7512 2007-04-26 Ian Lance Taylor <iant@google.com>
7515 * reload.c (find_reloads_subreg_address): If the address was valid
7516 in the original mode but not in the new mode, reload the whole
7519 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7521 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
7522 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
7523 (cleanup_control_expr_graph): Do not invalidate dominance info.
7524 Record altered blocks.
7525 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
7526 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
7527 cleanup_tree_cfg_bb): New functions.
7528 (remove_forwarder_block): Do not maintain the worklist of blocks.
7529 Record altered blocks.
7530 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
7532 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
7533 delete_unreachable_blocks if dominators are not available.
7534 * tree-inline.c (optimize_inline_calls): Free dominance information
7536 * tree-flow.h (remove_edge_and_dominated_blocks,
7537 cfgcleanup_altered_bbs): Altered.
7538 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
7540 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
7542 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
7543 do not invalidate dominators.
7545 2007-04-26 Anatoly Sokolov <aesok@post.ru>
7547 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
7548 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
7549 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7550 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7552 2007-04-26 Steve Ellcey <sje@cup.hp.com>
7554 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
7556 2007-04-26 Richard Guenther <rguenther@suse.de>
7558 PR tree-optimization/31703
7559 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
7560 the right type for the target of the bittest.
7562 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7564 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
7565 ix86_sol10_return_in_memory.
7567 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7569 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
7572 2007-04-26 Jakub Jelinek <jakub@redhat.com>
7575 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
7577 PR tree-optimization/30558
7578 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
7579 clear this_state.prev_try.
7581 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7582 Mark Mitchell <mark@codesourcery.com>
7584 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
7585 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
7586 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
7588 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7591 * doc/invoke.texi (%:print-asm-header): Document.
7592 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
7594 (static_spec_functions): Add print-asm-header.
7595 (main): Print a banner before the --target-help linker options.
7596 (print_asm_header_spec_function): New function.
7598 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
7601 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
7602 (movsf_ie): Likewise.
7604 2007-04-25 Paolo Carlini <pcarlini@suse.de>
7606 * doc/extend.texi ([Type Traits]): Adjust per N2255.
7608 2007-04-25 Bob Wilson <bob.wilson@acm.org>
7610 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
7611 exception for divide-by-zero.
7612 (__umodsi3, __modsi3): Likewise.
7614 2007-04-25 Dirk Mueller <dmueller@suse.de>
7616 * c-typeck.c (build_compound_expr): Annotate warning()
7617 call with OPT_Wunused_value.
7618 * tree-ssa.c (warn_uninit): Annotate warning with
7620 * c-common.c (handle_sentinel_attribute): Annotate warning
7621 call with OPT_Wattributes.
7623 2007-04-25 Thiemo Seufer <ths@mips.com>
7625 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
7627 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
7628 on to the assembler. Improve handling of -mno-mips16. Add handling
7629 of -mno-mips3d, -mno-dsp, -mno-dspr2.
7630 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
7631 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
7632 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
7634 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
7637 * config/i386/winnt.c (i386_pe_file_end): Strip only
7638 USER_LABEL_PREFIX when writing export name.
7640 2007-04-25 Richard Sandiford <richard@codesourcery.com>
7642 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
7643 sh/elf.h, vx-common.h and vxworks.h.
7644 * config/sh/sh.h: Include config/vxworks-dummy.h.
7645 (SUBTARGET_OVERRIDE_OPTIONS): Define.
7646 (OVERRIDE_OPTIONS): Use it.
7647 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
7648 (vxworks_picreg): New pattern.
7649 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
7650 VXWORKS_OS_CPP_BUILTINS.
7651 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
7652 to their VXWORKS_* equivalents.
7653 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
7654 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
7655 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
7656 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
7657 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
7658 -mrtp/-fPIC multilibs.
7659 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
7660 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
7661 (MULTILIB_OSDIRNAMES): Delete.
7663 2007-04-25 Anatoly Sokolov <aesok@post.ru>
7666 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
7668 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
7670 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
7671 rounding mode to be specified by the caller.
7672 (real_to_mpfr) Likewise.
7673 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
7674 include new arguments.
7675 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
7677 2007-04-24 Ian Lance Taylor <iant@google.com>
7679 PR tree-optimization/31605
7680 * tree-vrp.c (set_value_range): Check that min and max are not
7681 both overflow infinities.
7682 (set_value_range_to_value): New static function.
7683 (extract_range_from_binary_expr): Call set_value_range_to_value.
7684 (extract_range_from_cond_expr): Likewise.
7685 (extract_range_from_expr): Likewise.
7686 (extract_range_from_unary_expr): Likewise. Don't create a range
7687 which overflows on both sides.
7688 (vrp_meet): Check for a useless range.
7689 (vrp_visit_phi_node): If we see a constant which looks like an
7690 overflow infinity, turn off the TREE_OVERFLOW flag.
7692 2007-04-24 Ian Lance Taylor <iant@google.com>
7694 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
7696 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
7699 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
7700 diagnostic message is being built.
7701 * tree-pretty-print.c (dump_generic_node): Only write the
7702 formatted text into BUFFER's stream if we are not building a
7704 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
7706 * Makefile.in (toplev.o): Depend on tree-pass.h.
7708 2007-04-24 Ian Lance Taylor <iant@google.com>
7710 PR tree-optimization/31602
7711 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
7712 conditionals in the copied loop header.
7713 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
7714 warnings if TREE_NO_WARNING is set.
7715 * doc/invoke.texi (Warning Options): Clarify that
7716 -Wstrict-overflow does not warn about loops.
7718 2007-04-24 Janis Johnson <janis187@us.ibm.com>
7720 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
7721 expand on the comment about _Decimal128 arguments and check the
7722 integer result of the modulus operation; for 64-bit ELF ABI, ensure
7723 that _Decimal128 argument uses even/odd register pair.
7724 (function_arg): Ditto.
7726 2007-04-24 Hui-May Chang <hm.chang@apple.com>
7728 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
7729 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
7731 2007-04-24 Richard Guenther <rguenther@suse.de>
7732 Olga Golovanevsky <olga@il.ibm.com>
7734 * fold-const.c (multiple_of_p): Check for bottom
7737 2007-04-24 Richard Henderson <rth@redhat.com>
7739 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
7740 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
7741 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
7742 looking for non-zero bits shifted out. Avoid a recursive call
7743 when constructing the scalar.
7744 (__floatundisf): Likewise.
7746 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
7748 * dwarf2out.c (field_byte_offset): Move the existing logic
7749 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
7750 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
7752 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
7755 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
7756 length argument of 0 for memset.
7757 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
7758 unsigned shift instead of the signed variant.
7760 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
7762 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
7763 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
7764 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
7765 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
7766 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
7767 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
7768 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
7769 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
7770 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
7771 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
7772 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
7773 "mul<mode>3", "div<mode>3"): Insn definitions added.
7774 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
7775 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
7776 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
7777 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
7778 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
7779 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
7780 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
7781 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
7782 TARGET_FLOAT_FORMAT): Macro definitions removed.
7783 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
7784 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
7785 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
7786 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
7787 (s390_gen_rtx_const_DI): Function removed.
7788 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
7790 2007-04-24 Richard Sandiford <richard@codesourcery.com>
7792 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
7793 over an external ffs function.
7795 2007-04-24 Chao-ying Fu <fu@mips.com>
7796 Richard Sandiford <richard@nildram.co.uk>
7798 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
7799 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
7800 (smadd_widen_optab, umadd_widen_optab): Define.
7801 * optabs.c (init_optabs): Initialize smadd_widen_optab and
7803 * genopinit.c (optabs): Fill in smadd_widen_optab and
7805 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
7806 and umadd_widen_optab to implement multiply-add sequences.
7807 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
7808 (<u>maddsidi4): ...this. Extend condition to include
7809 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
7810 of operand 0 to "ka" and use the three-operand form of madd<u>
7812 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
7814 * config/mips/constraints.md (ka): New register constraint.
7816 2007-04-24 Jan Hubicka <j@suse.cz>
7820 2007-04-23 Jan Hubicka <jh@suse.cz>
7821 * function.c (init_function_start): Don't init line number info.
7822 (expand_function_end): Update.
7823 (reset_block_changes, record_block_change, finalize_block_changes,
7824 check_block_change, free_block_changes): Kill.
7825 * function.h (reset_block_changes, record_block_change,
7826 finalize_block_changes, check_block_change, free_block_changes):
7828 (struct function): Remove ib_boundaries_block.
7829 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7830 Use curr_insn_locator to initialize locator.
7831 (emit_line_note): Remove.
7832 * cfgexpand.c (expand_gimple_cond_expr): Update.
7833 (construct_exit_block): Likewise.
7834 (tree_expand_cfg): Initialize/finalize locators.
7835 * expr.c (expand_expr_real): Update.
7836 * cfglayout.c (line_locators_locs, line_locators_lines,
7837 file_locators_locs, file_locators_files): Remove.
7838 (set_block_levels): Move to cfgexpand.c.
7839 (insn_locators_initialize): Remove.
7840 (pass_insn_locators_initialize): Remove.
7841 (locations_locators_locs, locations_locators_vals): New static vars.
7842 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7844 (insn_locators_alloc, insn_locators_finalize,
7845 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7847 (locator_location): New.
7848 (locator_line, locator_file): Rewrite.
7849 * rtl.h (emit_line_note): Kill.
7850 (insn_locators_alloc, insn_locators_finalize,
7851 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7853 * tree-inline.c (initialize_cfun): Do not initialize
7854 ib_boundaries_block.
7855 * passes.c (pass_insn_locators_initialize): Remove.
7857 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
7859 * doc/invoke.texi: Removed leading '-' from option index entries.
7861 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
7863 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
7865 (create_phi_node): Use set_phi_nodes.
7866 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
7867 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
7868 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
7869 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
7870 (bsi_start, bsi_last): Use bb_stmt_list.
7871 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
7872 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
7873 Traverse the statements using tsi iterator.
7874 * basic-block.h (struct basic_block_def): Fields stmt_list
7875 and phi_nodes moved to ...
7876 (struct tree_bb_info): ... new structure.
7877 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
7878 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
7879 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
7880 (tree_verify_flow_info): Verify that il.tree is not set for
7881 entry and exit block.
7882 (tree_split_block): Use set_bb_stmt_list.
7884 2007-04-23 Mike Stump <mrs@apple.com>
7886 * config/i386/i386.c (ix86_tune_features
7887 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
7890 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
7892 * config/i386/i386.md (prefix_extra): New attribute.
7893 (length): Add prefix_extra.
7895 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
7896 (sse2_movntv2di): Likewise.
7897 (sse2_cvtps2dq): Likewise.
7898 (sse2_cvtpd2pi): Likewise.
7899 (sse2_cvttpd2pi): Likewise.
7900 (*sse2_cvtpd2ps): Likewise.
7901 (*add<mode>3): Likewise.
7902 (sse2_ssadd<mode>3): Likewise.
7903 (sse2_usadd<mode>3): Likewise.
7904 (*sub<mode>3): Likewise.
7905 (sse2_sssub<mode>3): Likewise.
7906 (sse2_ussub<mode>3): Likewise.
7907 (*mulv8hi3): Likewise.
7908 (*smulv8hi3_highpart): Likewise.
7909 (*umulv8hi3_highpart): Likewise.
7910 (sse2_umulv2siv2di3): Likewise.
7911 (sse2_pmaddwd): Likewise.
7912 (ashr<mode>3): Likewise.
7913 (lshr<mode>3): Likewise.
7914 (ashl<mode>3): Likewise.
7915 (sse2_ashlti3): Likewise.
7916 (sse2_lshrti3): Likewise.
7917 (*umaxv16qi3): Likewise.
7918 (*smaxv8hi3): Likewise.
7919 (*uminv16qi3): Likewise.
7920 (*sminv8hi3): Likewise.
7921 (sse2_eq<mode>3): Likewise.
7922 (sse2_gt<mode>3): Likewise.
7923 (*and<mode>3): Likewise.
7924 (sse2_nand<mode>3): Likewise.
7925 (*ior<mode>3): Likewise.
7926 (*xor<mode>3): Likewise.
7927 (sse2_packsswb): Likewise.
7928 (sse2_packssdw): Likewise.
7929 (sse2_packuswb): Likewise.
7930 (sse2_punpckhbw): Likewise.
7931 (sse2_punpcklbw): Likewise.
7932 (sse2_punpckhwd): Likewise.
7933 (sse2_punpcklwd): Likewise.
7934 (sse2_punpckhdq): Likewise.
7935 (sse2_punpckldq): Likewise.
7936 (sse2_punpckhqdq): Likewise.
7937 (sse2_punpcklqdq): Likewise.
7938 (*sse2_pinsrw): Likewise.
7939 (*sse2_pextrw): Likewise.
7940 (sse2_pshufd_1): Likewise.
7941 (sse2_uavgv16qi3): Likewise.
7942 (sse2_uavgv8hi3): Likewise.
7943 (sse2_psadbw): Likewise.
7944 (sse2_pmovmskb): Likewise.
7945 (*sse2_maskmovdqu): Likewise.
7946 (*sse2_maskmovdqu_rex64): Likewise.
7947 (sse4a_extrqi): Likewise.
7948 (sse4a_extrq): Likewise.
7949 (sse3_lddqu): Set prefix_rep.
7950 (sse3_addsubv4sf3): Likewise.
7951 (sse3_haddv4sf3): Likewise.
7952 (sse3_hsubv4sf3): Likewise.
7953 (sse_cvtss2si): Likewise.
7954 (sse_cvtss2si_2): Likewise.
7955 (sse_cvtss2siq): Likewise.
7956 (sse_cvtss2siq_2): Likewise.
7957 (sse_cvttss2si): Likewise.
7958 (sse_cvttss2siq): Likewise.
7959 (sse2_cvttps2dq): Likewise.
7960 (sse3_movshdup): Likewise.
7961 (sse3_movsldup): Likewise.
7962 (sse2_cvtsd2si): Likewise.
7963 (sse2_cvtsd2si_2): Likewise.
7964 (sse2_cvtsd2siq): Likewise.
7965 (sse2_cvtsd2siq_2): Likewise.
7966 (sse2_cvttsd2si): Likewise.
7967 (sse2_cvttsd2siq): Likewise.
7968 (*sse2_cvtpd2dq): Likewise.
7969 (*sse2_cvttpd2dq): Likewise.
7970 (sse2_pshuflw_1): Likewise.
7971 (sse2_pshufhw_1): Likewise.
7972 (sse4a_insertqi): Likewise.
7973 (sse4a_insertq): Likewise.
7974 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
7975 (ssse3_phadddv4si3): Likewise.
7976 (ssse3_phaddswv8hi3): Likewise.
7977 (ssse3_phsubwv8hi3): Likewise.
7978 (ssse3_phsubdv4si3): Likewise.
7979 (ssse3_phsubswv8hi3): Likewise.
7980 (ssse3_pmaddubswv8hi3): Likewise.
7981 (ssse3_pmulhrswv8hi3): Likewise.
7982 (ssse3_pshufbv16qi3): Likewise.
7983 (ssse3_psign<mode>3): Likewise.
7984 (ssse3_palignrti): Likewise.
7985 (abs<mode>2): Likewise.
7986 (ssse3_phaddwv4hi3): Set prefix_extra.
7987 (ssse3_phadddv2si3): Likewise.
7988 (ssse3_phaddswv4hi3): Likewise.
7989 (ssse3_phsubwv4hi3): Likewise.
7990 (ssse3_phsubdv2si3): Likewise.
7991 (ssse3_phsubswv4hi3): Likewise.
7992 (ssse3_pmaddubswv4hi3): Likewise.
7993 (ssse3_pmulhrswv4hi3): Likewise.
7994 (ssse3_pshufbv8qi3): Likewise.
7995 (ssse3_psign<mode>3): Likewise.
7996 (ssse3_palignrdi): Likewise.
7997 (abs<mode>2): Likewise.
7998 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
7999 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
8000 (sse2_pmovmskb): Set mode to SI instead of V2DF.
8002 2007-04-23 Nick Clifton <nickc@redhat.com>
8004 * params.def: Fix formatting of emacs local variables.
8006 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
8008 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
8009 move if inter-unit move isn't allowed.
8010 Don't split moving the first element of V2DI to DI to inter-unit
8011 move if inter-unit move isn't allowed.
8013 2007-04-23 Richard Guenther <rguenther@suse.de>
8015 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
8016 and CDI_POST_DOMINATORS separately.
8018 2007-04-23 Nick Clifton <nickc@redhat.com>
8020 * c.opt (Wformat-contains-nul): Add warning attribute.
8022 2007-04-23 Jan Hubicka <jh@suse.cz>
8024 * function.c (init_function_start): Don't init line number info.
8025 (expand_function_end): Update.
8026 (reset_block_changes, record_block_change, finalize_block_changes,
8027 check_block_change, free_block_changes): Kill.
8028 * function.h (reset_block_changes, record_block_change,
8029 finalize_block_changes, check_block_change, free_block_changes):
8031 (struct function): Remove ib_boundaries_block.
8032 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
8033 Use curr_insn_locator to initialize locator.
8034 (emit_line_note): Remove.
8035 * cfgexpand.c (expand_gimple_cond_expr): Update.
8036 (construct_exit_block): Likewise.
8037 (tree_expand_cfg): Initialize/finalize locators.
8038 * expr.c (expand_expr_real): Update.
8039 * cfglayout.c (line_locators_locs, line_locators_lines,
8040 file_locators_locs, file_locators_files): Remove.
8041 (set_block_levels): Move to cfgexpand.c.
8042 (insn_locators_initialize): Remove.
8043 (pass_insn_locators_initialize): Remove.
8044 (locations_locators_locs, locations_locators_vals): New static vars.
8045 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
8047 (insn_locators_alloc, insn_locators_finalize,
8048 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8050 (locator_location): New.
8051 (locator_line, locator_file): Rewrite.
8052 * rtl.h (emit_line_note): Kill.
8053 (insn_locators_alloc, insn_locators_finalize,
8054 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8056 * tree-inline.c (initialize_cfun): Do not initialize
8057 ib_boundaries_block.
8058 * passes.c (pass_insn_locators_initialize): Remove.
8060 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
8063 * expr.c (reduce_to_bit_field_precision): Handle
8066 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
8068 PR tree-optimization/24659
8069 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
8070 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
8071 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
8072 * genopinit.c (optabs): Rename vec_pack_mod_optab
8073 to vec_pack_trunc_optab.
8074 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
8075 early for scalar floating point operands for NOP_EXPR.
8076 (vectorizable_type_promotion): Ditto.
8077 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
8078 vec_pack_trunc_optab.
8079 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
8081 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
8082 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
8083 Rename from VEC_PACK_MOD_EXPR.
8084 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
8085 * expr.c (expand_expr_real_1): Ditto.
8086 * tree-inline.c (estimate_num_insns_1): Ditto.
8087 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
8089 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
8090 (vec_unpacks_lo_v4sf): Ditto.
8091 (vec_pack_trunc_v2df): Ditto.
8092 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
8093 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
8094 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
8096 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
8098 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
8100 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
8101 Rename from VEC_PACK_MOD_EXPR. This expression also represent
8102 packing of floating point operands.
8103 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
8104 represent unpacking of floating point operands.
8105 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
8106 [vec_unpacks_hi]: Ditto.
8107 [vec_unpacks_lo]: Ditto.
8109 2007-04-22 Jan Hubicka <jh@suse.cz>
8111 * final.c (rest_of_handle_final): Call
8112 targetm.asm_out.constructor/targetm.asm_out.destructor
8113 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
8114 proper priority via decl_*_priority_insert.
8115 * c-common.c (c_expand_body): Likewise.
8117 2007-04-22 Richard Guenther <rguenther@suse.de>
8119 PR tree-optimization/29789
8120 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
8121 (rewrite_reciprocal): New helper split out from
8122 determine_invariantness_stmt.
8123 (rewrite_bittest): Likewise.
8124 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
8125 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
8128 2007-04-22 Revital Eres <eres@il.ibm.com>
8130 * loop-unroll.c (var_to_expand): New field to support also
8131 insns of the form x = something + x.
8132 (analyze_insn_to_expand_var): Use it.
8133 (expand_var_during_unrolling): Likewise.
8135 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
8137 * predict.c: Include pointer-set.h.
8138 (bb_predictions): New variable.
8139 (tree_predicted_by_p, tree_predict_edge,
8140 remove_predictions_associated_with_edge): Use bb_predictions map
8141 instead of bb->predictions.
8142 (clear_bb_predictions, assert_is_empty): New functions.
8143 (combine_predictions_for_bb): Use bb_predictions map. Call
8144 clear_bb_predictions.
8145 (tree_estimate_probability): Create and free bb_predictions map.
8146 * Makefile.in (predict.o): Add pointer-set.h dependency.
8147 * basic-block.h (struct basic_block_def): Remove predictions
8149 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
8151 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
8154 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
8157 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8159 * timevar.c (timevar_print): Change reference of --disable-checking to
8160 --enable-checking=release. Also warn if assert checking is disabled.
8162 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8165 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
8166 decl as addressable if the compound literal was marked as
8168 Mark the decl as a gimple register if it is a complex or
8169 vector decl and does not live in memory.
8171 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8173 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
8174 (GENERIC_NEXT): New function macro.
8175 (PHI_CHAIN): Use phi_node's new chain variable.
8176 (tree_phi_node): Change tree_common to tree_base
8177 and add the chain field.
8178 * tree-phinodes.c (make_phi_node): Don't set
8179 TREE_TYPE on the new node.
8180 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
8181 instead of checking GIMPLE_TUPLE_P in chain_next.
8182 * tree-vect-transform.c
8183 (get_initial_def_for_induction): Look at
8184 PHI_RESULT_TREE for the type of the phi node.
8185 (update_vuses_to_preheader): Use PHI_CHAIN
8186 instead of TREE_CHAIN on the phi node.
8187 * tree-ssa-structalias.c (compute_points_to_sets):
8189 (ipa_pta_execute): Likewise.
8191 2007-04-21 Richard Guenther <rguenther@suse.de>
8194 * fold-const.c (fold_unary): Call fold_convert_const on the
8197 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
8199 * gcse.c (store_killed_in_insn): Handle PARALLELs.
8200 (store_killed_in_pat): New.
8202 2007-04-20 Richard Henderson <rth@redhat.com>
8205 * config/i386/i386.c (type_has_variadic_args_p): Look for any
8206 TREE_LIST with a void_type_node value, not void_list_node exactly.
8208 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
8210 * doc/standards.texi: Re-arrange into language-specific
8211 subsections. Add a C++ section, documenting which standards we
8214 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
8216 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
8217 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
8219 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
8221 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
8222 ecrti.o and crtbegin.o.
8223 (LIB_DEFAULT_SPEC): Include -lc.
8224 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
8226 2007-04-20 Richard Henderson <rth@redhat.com>
8229 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
8230 argument; update all callers.
8231 (get_unaligned_offset): New.
8232 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
8233 get_unaligned_address, just pass on the address directly.
8234 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
8235 the subreg in the helper patterns.
8236 (unaligned_extendqidi_le): Use get_unaligned_offset.
8237 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
8238 (unaligned_extendhidi_be): Likewise.
8239 (unaligned_extendhidi): Tidy.
8240 * config/alpha/alpha-protos.h: Update.
8242 2007-04-20 Richard Henderson <rth@redhat.com>
8244 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
8245 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
8246 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
8247 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8248 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8249 (CPP_SPEC): Don't include %(cpp_subtarget).
8250 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
8251 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8252 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
8254 2007-04-20 Jakub Jelinek <jakub@redhat.com>
8256 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
8257 for __builtin_ia32_cmpordss.
8259 PR tree-optimization/31632
8260 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
8261 and arg1 for optimizations of comparison against min/max values.
8262 Fold arg0 to arg1's type for optimizations of comparison against
8263 min+1 and max-1 values.
8265 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
8267 * reload.c (combine_reloads): When trying to use a dying register,
8268 check whether it's uninitialized and don't use if so.
8270 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
8272 * fold-const.c: Remove prototypes for native_encode_expr and
8273 native_interpret_expr.
8274 (native_encode_expr): Make non-static.
8275 (native_interpret_expr): Likewise.
8276 * tree.h: Add prototypes for the above.
8278 2007-04-19 Joseph Myers <joseph@codesourcery.com>
8280 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
8281 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
8282 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
8283 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
8284 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
8285 Add length attributes.
8287 2007-04-19 Janis Johnson <janis187@us.ibm.com>
8289 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
8292 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
8293 __STDC_WANT_DEC_FP__.
8295 2007-04-19 Joseph Myers <joseph@codesourcery.com>
8297 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
8298 for long double compatibility.
8299 * configure: Regenerate.
8301 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
8303 PR rtl-optimization/29841
8304 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
8306 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
8307 that may cause control flow transfer from being moved.
8309 2007-04-18 Jan Hubicka <jh@suse.cz>
8311 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
8314 2007-04-18 Eric Christopher <echristo@apple.com>
8316 * config/rs6000/darwin.md (load_macho_picbase): Use link register
8317 only. Update operands.
8318 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
8319 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
8320 link register to pic register.
8322 2007-04-18 Dirk Mueller <dmueller@suse.de>
8325 * tree-vrp.c (search_for_addr_array): New.
8326 (check_array_bounds): Suppress warning about
8327 address taken of array refs if its not de-referenced.
8329 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8331 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
8332 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
8334 * tree-vectorizer.h (NITERS_KNOWN_P): New.
8335 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
8336 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
8338 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
8340 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
8342 (vect_analyze_scalar_cycles): Fix indentation.
8343 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
8344 (vect_mark_relevant): Include phis in relevance analysis.
8346 * tree-vect-transform.c (vect_transform_loop): Add an assert.
8348 2007-04-18 Anatoly Sokolov <aesok@post.ru>
8350 * config/avr/avr.c (ptrreg_to_str): Replace error() with
8351 output_operand_lossage().
8353 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8355 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
8356 the unused code for reduction without adjust-in-epilog to simplify the
8359 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
8361 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
8362 (S390_TDC_NEGATIVE_ZERO): New constant.
8363 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
8364 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
8365 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
8366 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
8367 (S390_TDC_POSITIVE_INFINITY): New constant.
8368 (S390_TDC_NEGATIVE_INFINITY): New constant.
8369 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
8370 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
8371 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
8372 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
8373 (S390_TDC_INFINITY): New constant.
8374 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
8375 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
8376 optimization for UNSPEC_CCZ_TO_INT.
8377 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
8378 ("*ccz_to_int"): New insn.
8379 ("isinf<mode>2"): New insn.
8380 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
8381 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
8382 (UNSPEC_CCZ_TO_INT): New constant.
8384 2007-04-18 Richard Guenther <rguenther@suse.de>
8386 PR tree-optimization/19431
8387 PR tree-optimization/21463
8388 * tree-pass.h (pass_phiprop): Declare.
8389 * passes.c (init_optimization_passes): New phiprop pass.
8390 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
8391 (phivn_valid_p): New helper function.
8392 (phiprop_insert_phi): Likewise.
8393 (propagate_with_phi): Likewise.
8394 (tree_ssa_phiprop): New propagator propagating loads
8395 through phi nodes if profitable.
8397 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8399 * tree-vect-analyze.c (process_use): New function.
8400 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
8401 Check phis in all bbs.
8402 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
8405 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
8407 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
8410 2007-04-17 Anatoly Sokolov <aesok@post.ru>
8413 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
8416 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
8418 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
8420 (sse_vmmulv4sf3): Likewise.
8421 (sse2_vmaddv2df3): Likewise.
8422 (sse2_vmmulv2df3): Likewise.
8424 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
8426 PR rtl-optimization/31360
8427 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
8428 (target_reg_cost): New.
8429 (init_set_costs): Initialize target_reg_cost. Add comments
8430 regarding the rationale of the costs.
8431 (global_cost_for_size): Renamed to...
8432 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
8433 of register pressure.
8434 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
8435 estimate_reg_pressure_cost. Add number of ivs.
8436 (determine_set_costs): Dump target_reg_cost.
8437 * loop-invariant.c (gain_for_invariant): Use
8438 estimate_reg_pressure_cost. Removed n_inv_uses argument.
8439 (best_gain_for_invariant, find_invariants_to_move): Remove
8441 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
8442 (target_reg_cost): Declare.
8443 (global_cost_for_size): Declaration removed.
8444 (estimate_reg_pressure_cost): Declare.
8446 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
8448 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
8449 regnos into even/odd register pairs.
8450 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
8451 TDmode similar to the other floating point modes.
8452 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
8453 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
8455 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
8456 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
8457 (movdd_hardfloat64): Use TARGET_MFPGPR.
8459 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
8461 * reload1.c (delete_output_reload): Don't count output in n_inherited.
8464 2005-01-05 Richard Henderson <rth@redhat.com>
8466 * reload1.c (do_input_reload): Restrict the optimization deleteing
8467 a previous output reload to RELOAD_FOR_INPUT.
8469 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
8471 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
8472 induc_vec_info_type.
8473 (vectorizable_induction): New function declaration.
8474 * tree-vect-transform.c (get_initial_def_for_induction): No need to
8475 check if already vectorized. Find first place in BB where new stmts
8476 can be inserted. Takes only one argument.
8477 (vectorizable_induction): New function.
8478 (vect_transform_stmt): Add case for induc_vec_info_type to call
8479 vectorizable_induction.
8480 (vect_transform_loop): Consider phis for vectorization.
8481 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
8483 (analyze_operations): Call vectorizable_induction when analyzing phis.
8485 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
8486 (vect_mark_relevant): Include phis in relevance analysis.
8487 (vect_mark_stmts_to_be_vectorize): Likewise.
8488 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
8490 2007-04-16 Lawrence Crowl <crowl@google.com>
8492 * doc/invoke.texi (Debugging Options): Add documentation for the
8493 -femit-struct-debug options -femit-struct-debug-baseonly,
8494 -femit-struct-debug-reduced, and
8495 -femit-struct-debug-detailed[=...].
8497 * c-opts.c (c_common_handle_option): Add
8498 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
8499 and OPT_femit_struct_debug_detailed_.
8500 * c.opt: Add specifications for
8501 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
8502 and -femit-struct-debug-detailed[=...].
8503 * opts.c (set_struct_debug_option): Parse the
8504 -femit-struct-debug-... options.
8505 * opts.c (matches_main_base, main_input_basename,
8506 main_input_baselength, base_of_path, matches_main_base): Add
8507 variables and functions to compare header base name to compilation
8509 * opts.c (should_emit_struct_debug): Add to determine to emit a
8510 structure based on the option.
8511 (dump_struct_debug) Also disabled function to debug this
8513 * opts.c (handle_options): Save the base name of the
8516 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
8517 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
8518 This hook indicates if a type is generic. Set it by default
8520 * langhooks.h (struct lang_hooks_for_types): Add a new hook
8521 to determine if a struct type is generic or not.
8522 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
8523 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
8524 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
8527 * flags.h (enum debug_info_usage): Add an enumeration to describe
8528 a program's use of a structure type.
8529 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
8530 to indicate the program's usage of the type. Filter structs based
8531 on the -femit-struct-debug-... specification.
8532 (gen_type_die): Split into two routines, gen_type_die and
8533 gen_type_die_with_usage. gen_type_die is now a wrapper
8534 that assumes direct usage.
8535 (gen_type_die_with_usage): Replace calls to gen_type_die
8536 with gen_type_die_with_usage adding the program usage of
8537 the referenced type.
8538 (dwarf2out_imported_module_or_decl): Suppress struct debug
8539 information using should_emit_struct_debug when appropriate.
8541 2007-04-16 Ian Lance Taylor <iant@google.com>
8543 PR tree-optimization/31522
8544 * tree-vrp.c (vr_phi_edge_counts): New static variable.
8545 (vrp_initialize): Allocate vr_phi_edge_counts.
8546 (vrp_visit_phi_node): Don't push to infinity if we saw a new
8547 executable edge. Drop test for all constants.
8548 (vrp_finalize): Free vrp_phi_edge_counts.
8550 * doc/cpp.texi (Common Predefined Macros): Clarify description of
8551 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
8553 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
8554 predecessors at head rather than tail.
8556 2007-04-16 Matthias Klose <doko@debian.org>
8558 * config/alpha/linux.h (CPP_SPEC): Define.
8559 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
8561 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
8563 * function.h: Remove sequence_stack extern declaration.
8565 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
8567 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
8569 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
8572 2007-04-16 Anatoly Sokolov <aesok@post.ru>
8574 * config/avr/avr.c (avr_arch_types): Rearranging array.
8575 (enum avr_arch): Add.
8576 (avr_mcu_types): Use avr_arch enumeration constants instead of
8578 * config/avr/avr.h (LINK_SPEC): Simplify.
8580 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
8582 * config/m68k/m68k.c (m68k_libcall_value,
8583 m68k_function_value): Use macros for register names more.
8585 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
8587 (M68K_REGNAME): Use A6_REG.
8588 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
8590 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8593 * sched-int.h (struct deps): Split field 'pending_lists_length' into
8594 'pending_read_list_length' and 'pending_write_list_length'. Update
8596 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
8597 to handle two length counters instead of one. Update all uses.
8598 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
8599 two length counters instead of one.
8600 * sched-rgn.c (propagate_deps): Update to handle two length counters
8603 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
8606 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
8607 copy of source, pass it to ix86_expand_vector_set and return
8610 2007-04-16 David Ung <davidu@mips.com>
8611 Joseph Myers <joseph@codesourcery.com>
8613 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
8614 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
8615 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
8616 Add 74K processor information.
8617 * config/mips/mips.md: Include 74k.md.
8618 (cpu): Add 74kc,74kf,74kx.
8619 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
8620 * config/mips/74k.md: New.
8621 * doc/invoke.texi (MIPS Options): Document 74K support.
8623 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
8625 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
8626 vectorizable_* functions.
8627 * tree-vect-transform.c (vectorizable_call): Add check for
8628 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
8629 (vectorizable_store): likewise.
8630 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
8632 (vectorizable_operation, vectorizable_type_demotion): Likewise.
8633 (vectorizable_type_promotion, vectorizable_load): Likewise.
8634 (vectorizable_live_operation, vectorizable_condition): Likewise.
8635 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
8637 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
8639 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8641 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
8642 register numbers more.
8643 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
8644 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
8645 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
8646 FUNCTION_VALUE_REGNO_P): Likewise.
8647 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
8648 STATIC_CHAIN_REGNUM): Likewise.
8649 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
8650 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
8651 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
8652 * config/m68k/m68k.md (FP_REG): New.
8654 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8656 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
8659 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8661 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
8662 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
8665 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8667 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
8670 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
8673 * c-decl.c (finish_decl): Grab the type of the decl after the call
8674 to store_init_value.
8676 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
8678 * common.opt (fforward-propagate): Fix "Optimization" annotation.
8680 2007-04-14 Jakub Jelinek <jakub@redhat.com>
8683 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
8684 dominators, post dominators and cleanup cfg before returning.
8686 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
8688 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
8689 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
8691 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
8693 * config.gcc: Recognize fido.
8694 * config/m68k/m68k-devices.def (fidoa): New.
8695 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
8697 (FL_FIDOA, TARGET_FIDOA): New.
8698 * config/m68k/m68k.opt (mfidoa): New.
8700 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8703 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
8704 when a personality function is used.
8706 2007-04-13 Bob Wilson <bob.wilson@acm.org>
8708 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
8710 2007-04-13 Mike Stump <mrs@apple.com>
8712 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
8714 * config/darwin.opt (fapple-kext): Make C++ only.
8715 * config/darwin.c (darwin_override_options): Remove code to ensure
8716 -fapple-kext is given for C++ only.
8718 2007-04-13 Richard Sandiford <richard@codesourcery.com>
8720 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
8721 * config/mips/mips.c (override_options): Call
8722 SUBTARGET_OVERRIDE_OPTIONS, if defined.
8724 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
8726 * config/i386/i386.opt (msvr3-shlib): Removed.
8728 * doc/invoke.texi: Remove -msvr3-shlib.
8730 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
8732 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
8733 with "popcnt" instruction.
8735 2007-04-13 Richard Guenther <rguenther@suse.de>
8737 PR tree-optimization/21258
8738 * tree-vrp.c (compare_case_labels): New helper.
8739 (find_switch_asserts): New function.
8740 (find_assert_locations): Call it for SWITCH_EXPRs.
8742 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
8744 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
8745 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
8746 check is now implied in X87_FLOAT_MODE_P.
8747 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
8748 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
8749 (fix_trunc<mode>_i386_fisttp): Ditto.
8750 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
8751 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
8752 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
8753 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
8754 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
8755 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
8756 (unnamed_splitters): Ditto.
8757 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
8758 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
8759 FIRST_SSE_REG for local functions when SSE math is enabled or
8760 for functions with sseregparm attribute.
8761 (standard_80387_constant_p): Return -1 if mode is not
8763 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
8764 (ix86_expand_compare): Ditto.
8765 (ix86_expand_carry_flag_compare): Ditto.
8766 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
8767 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
8768 DECIMAL_FLOAT_MODE_P.
8769 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
8770 of SCALAR_FLOAT_MODE_P.
8771 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
8772 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
8773 checks before FLOAT_MODE_P.
8774 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
8775 before FLOAT_MODE_P.
8780 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
8782 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
8783 Charles Wilson <libtool@cwilson.fastmail.fm>
8785 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
8786 (libgcc.mvars): Don't depend on them.
8787 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
8788 * exec-tool.in: New.
8790 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
8792 * doc/invoke.text (--help): Document --help=common.
8794 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
8796 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
8798 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8800 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
8801 * genemit.c (main): Emit #include "integrate.h".
8802 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
8803 (LOADGP_RTP): New mips_loadgp_style.
8804 * config/mips/mips.h: Include config/vxworks-dummy.h.
8805 (TARGET_RTP_PIC): New macro.
8806 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
8807 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
8808 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
8810 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
8811 -mvxworks-pic when using -mrtp and a PIC option.
8812 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
8814 (mips_symbolic_constant_p, mips_symbolic_address_p)
8815 (mips_symbol_insns): Handle SYMBOL_HALF.
8816 (override_options): Warn about -G and -mrtp being used together.
8817 Initialize mips_lo_relocs[SYMBOL_HALF].
8818 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
8819 (mips_emit_loadgp): Handle LOADGP_RTP.
8820 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
8821 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
8822 (tablejump): Handle function-relative case table entries if
8824 * config/mips/predicates.md (symbol_ref_operand): New predicate.
8826 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8828 * config/mips/mips.md (load_call<mode>): Allow any general register.
8830 (sibcall_value_internal, sibcall_value_multiple_internal)
8831 (call_value_internal, call_value_split, call_value_multiple_internal)
8832 (call_value_multiple_split): Remove constraints from operand 0.
8834 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8836 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
8837 rather than loadgp_noshared.
8838 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
8839 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
8841 * config/mips/mips.md (loadgp): Rename to...
8842 (loadgp_newabi): ...this.
8843 (loadgp_noshared): Rename to...
8844 (loadgp_absolute): ...this.
8846 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8848 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
8849 false for locally-binding symbols.
8850 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
8852 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8854 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
8855 (SYMBOL_GOT_PAGE_OFST): ...this.
8856 (SYMBOL_GOT_GLOBAL): Rename to...
8857 (SYMBOL_GOT_DISP): ...this.
8858 (SYMBOL_GOTOFF_GLOBAL): Rename to...
8859 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
8860 * config/mips/mips.c (mips_global_symbol_p): New function.
8861 (mips_symbol_binds_local_p): Likewise.
8862 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
8863 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
8864 mips_global_symbol_p and mips_symbol_binds_local_p.
8865 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
8866 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
8867 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
8869 (mips_ok_for_lazy_binding_p): New function.
8870 (mips_load_call_address, mips_expand_call): Use it.
8871 (mips_dangerous_for_la25_p): Likewise.
8872 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
8873 (*got_disp<mode>): Use got_disp_operand instead of
8874 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
8875 SYMBOL_GOTOFF_GLOBAL.
8876 (*got_page<mode>): Use got_page_ofst_operand instead of
8878 * config/mips/predicates.md (const_call_insn_operand): Use
8879 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
8880 (global_got_operand): Rename to...
8881 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
8883 (local_got_operand): Rename to...
8884 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
8885 of SYMBOL_GOT_LOCAL.
8887 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8889 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
8890 TARGET_CALL_CLOBBERED_GP.
8891 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8892 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
8893 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
8894 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
8895 of TARGET_ABICALLS && !TARGET_NEWABI.
8896 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8897 * config/mips/mips.c (mips_load_call_address): Check
8898 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
8899 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8900 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
8901 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
8902 TARGET_ABICALLS && TARGET_NEWABI.
8903 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
8905 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
8906 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
8907 TARGET_ABICALLS && TARGET_NEWABI.
8908 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
8909 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
8910 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
8911 whether indirect calls must use $25.
8912 (mips_extra_live_on_entry): Check TARGET_GOT instead of
8914 * config/mips/mips.md (jal_macro): Check flag_pic and
8915 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
8916 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
8917 instead of TARGET_ABICALLS.
8918 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
8919 TARGET_ABICALLS && TARGET_OLDABI.
8920 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8921 (sibcall): In the comment above the define_insn, mention
8922 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
8923 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
8924 instead of TARGET_ABICALLS.
8926 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
8928 * doc/md.texi (Blackfin family constraints): Document PA and PB.
8929 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
8930 (MACFLAGS_MATCH_P): New macro.
8931 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
8932 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
8933 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
8934 the other MACFLAG constants.
8935 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
8936 (flag_machi): Tighten constraints. Renumber some of the operands.
8937 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
8939 (flag_machi_parts_acconly): New pattern.
8940 (flag_macinithi): Tighten constraints. Allow any accumulator to be
8942 (flag_macinit1hi): Tighten constraints.
8943 (flag_mul_macv2hi_parts_acconly): New pattern.
8945 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
8946 Use a more efficient implementation.
8947 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
8948 inline sequences when not optimizing for size.
8950 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
8951 movhi_high2low): Delete, merge functionality into...
8952 (packv2hi): ... this pattern.
8954 2007-02-11 Jie Zhang <jie.zhang@analog.com>
8955 * config/bfin/bfin.opt (msim): New option.
8956 (mcpu=): New option.
8957 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
8958 (bfin_cpu_t): Typedef of enum bfin_cpu.
8959 (bfin_cpu_type): New declaration.
8960 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
8961 -msim and -mcpu= options.
8962 (LIB_SPEC): Likewise.
8963 * config/bfin/bfin.c (bfin_cpu_type): Define.
8964 (bfin_handle_option): Handle -mcpu= option.
8965 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
8966 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
8967 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
8969 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8971 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
8972 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
8973 (powerpc-wrs-vxworksae): Use ${tm_file}.
8974 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
8975 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
8976 * config/i386/vx-common.h: New file.
8978 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8980 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
8983 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
8985 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
8988 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
8992 * c-common.c (c_build_qualified_type): Set canonical type
8995 2007-04-12 Richard Guenther <rguenther@suse.de>
8997 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
8998 lower bound and element size if lower bound is not zero
8999 or either of the ARRAY_REF operands is set.
9001 2007-04-12 Richard Guenther <rguenther@suse.de>
9003 PR tree-optimization/24689
9004 PR tree-optimization/31307
9005 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
9007 * gimplify.c (canonicalize_addr_expr): To be consistent with
9008 gimplify_compound_lval only set operands two and three of
9009 ARRAY_REFs if they are not gimple_min_invariant. This makes
9010 it never at this place.
9011 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
9013 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9015 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
9016 null before emitting a .nsubspa directive.
9018 2007-04-11 Diego Novillo <dnovillo@redhat.com>
9020 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
9021 need_to_partition_p if there are no memory statements in the
9024 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
9026 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
9027 (gcd_of_steps_may_divide_p): New function.
9028 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
9030 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
9032 * reload.c (find_reloads_toplev, find_reloads_address,
9033 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
9034 not a pointer equality test, to decide if we need to call
9035 push_reg_equiv_alt_mem.
9037 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
9039 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
9040 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
9042 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
9044 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
9046 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
9047 vector to be positive.
9049 2007-04-11 Diego Novillo <dnovillo@redhat.com>
9053 * doc/invoke.texi: Document --params max-aliased-vops and
9055 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
9056 debug_memory_partitions): Move to tree-flow.h
9057 * params.h (AVG_ALIASED_VOPS): Define.
9058 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
9060 (mp_info_t): Likewise.
9061 (get_mem_sym_stats_for): New.
9062 (set_memory_partition): Move from tree-flow-inline.h.
9063 (mark_non_addressable): Only clear the set of symbols for the
9064 partition if it exists.
9065 (dump_memory_partitions): Move from tree-ssa-operands.c
9066 (debug_memory_partitions): Likewise.
9067 (need_to_partition_p): New.
9068 (dump_mem_ref_stats): New.
9069 (debug_mem_ref_stats): New.
9070 (dump_mem_sym_stats): New.
9071 (debug_mem_sym_stats): New.
9072 (update_mem_sym_stats_from_stmt): New.
9073 (compare_mp_info_entries): New.
9074 (mp_info_cmp): Call it.
9075 (sort_mp_info): Change argument to a list of mem_sym_stats_t
9077 (get_mpt_for): Move from tree-ssa-operands.c.
9078 (find_partition_for): New.
9079 (create_partition_for): Remove.
9080 (estimate_vop_reduction): New.
9081 (update_reference_counts): New.
9082 (build_mp_info): New.
9083 (compute_memory_partitions): Refactor.
9084 Document new heuristic.
9085 Call build_mp_info, update_reference_counts,
9086 find_partition_for and estimate_vop_reduction.
9087 (compute_may_aliases): Populate virtual operands before
9088 calling debugging dumps.
9089 (delete_mem_sym_stats): New.
9090 (delete_mem_ref_stats): New.
9091 (init_mem_ref_stats): New.
9092 (init_alias_info): Call it.
9093 (maybe_create_global_var): Remove alias_info argument.
9094 Get number of call sites and number of pure/const call sites
9095 from gimple_mem_ref_stats().
9096 (dump_alias_info): Call dump_memory_partitions first.
9097 (dump_points_to_info_for): Show how many times a pointer has
9099 * opts.c (decode_options): For -O2 set --param
9100 max-aliased-vops to 500.
9101 For -O3 set --param max-aliased-vops to 1000 and --param
9102 avg-aliased-vops to 3.
9103 * fortran/options.c (gfc_init_options): Remove assignment to
9105 * tree-flow-inline.h (gimple_mem_ref_stats): New.
9106 * tree-dfa.c (dump_variable): Dump memory reference
9108 Dump NO_ALIAS* settings.
9109 (referenced_var_lookup): Tidy.
9110 (mem_sym_stats): New.
9111 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
9112 and ORIG are different SSA names for a memory partition.
9113 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
9114 * tree-flow.h (struct mem_sym_stats_d): Define.
9115 (mem_sym_stats_t): Define.
9116 (struct mem_ref_stats_d): Define.
9117 (struct gimple_df): Add field mem_ref_stats.
9118 (enum noalias_state): Define.
9119 (struct var_ann_d): Add bitfield noalias_state.
9120 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
9121 debug_mem_ref_stats, debug_memory_partitions,
9122 debug_mem_sym_stats): Declare.
9123 * tree-ssa-structalias.c (update_alias_info): Update call
9124 sites, pure/const call sites and asm sites in structure
9125 returned by gimple_mem_ref_stats.
9126 Remove local variable IS_POTENTIAL_DEREF.
9127 Increase NUM_DEREFS if the memory expression is a potential
9129 Call update_mem_sym_stats_from_stmt.
9130 If the memory references memory, call
9131 update_mem_sym_stats_from_stmt for all the direct memory
9132 symbol references found.
9133 (intra_create_variable_infos): Set noalias_state field for
9134 pointer arguments according to the value of
9135 flag_argument_noalias.
9136 * tree-ssa-structalias.h (struct alias_info): Remove fields
9137 num_calls_found and num_pure_const_calls_found.
9138 (update_mem_sym_stats_from_stmt): Declare.
9139 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
9140 Set default value to 100.
9141 (PARAM_AVG_ALIASED_VOPS): Define.
9143 2007-04-11 Richard Guenther <rguenther@suse.de>
9146 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
9147 a * -b + c as c - a * b if we honor sign dependent rounding.
9149 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
9151 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
9153 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
9154 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
9156 (initialize_trampoline): Don't use old-style function definition.
9157 (bfin_secondary_reload): Mark IN_P argument as unused.
9159 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
9161 PR tree-optimization/31343
9162 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
9163 (build_polynomial_chrec): Return a scalar when the evolution is zero.
9164 * testsuite/gcc.dg/vect/pr31343.c: New.
9166 2007-04-10 Eric Christopher <echristo@apple.com>
9168 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
9169 * config/i386/i386.md (*cmpfp0): Use.
9170 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
9171 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
9172 (fix_trunc<mode>_i386_fisttp): Ditto.
9173 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
9174 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
9175 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
9176 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
9177 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
9178 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
9179 (unnamed_splitters): Ditto.
9180 * config/i386/i386.c (output_fix_trunc): Assert that
9181 we're not being passed a TFmode operand.
9183 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
9185 PR tree-optimization/31526
9186 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
9187 n_basic_blocks to find newly added blocks.
9189 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
9191 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
9193 (fix_trunc<mode>si_sse): Ditto.
9194 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
9195 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
9196 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
9197 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
9198 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
9199 expander using SSEMODEF mode macro.
9200 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
9201 expander using SSEMODEF mode macro.
9202 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
9203 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
9204 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
9205 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
9206 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
9207 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
9208 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
9209 Macroize insn using X87MODEF mode macro.
9211 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
9213 * config/i386/sse.md (sse2_pinsrw): Removed.
9214 (sse2_pextrw): Renamed to ...
9215 (*sse2_pextrw): This.
9217 2007-04-09 Jan Hubicka <jh@suse.cz>
9220 * config/i386/sse.md
9221 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
9222 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
9223 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
9224 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
9226 2007-04-09 Jan Hubicka <jh@suse.cz>
9228 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
9229 multiple fields of union.
9231 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
9233 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
9234 (create_preheaders): Check that loops are available.
9235 (fix_loop_structure): Clean up, improve comments.
9236 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
9237 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
9239 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
9240 * predict.c (tree_estimate_probability): Do not call
9241 calculate_dominance_info. Call create_preheaders.
9242 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
9243 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
9245 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
9246 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
9247 * tree-cfg.c (tree_split_edge): Make an assert more precise.
9248 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
9251 2007-04-08 Jan Hubicka <jh@suse.cz>
9253 * tree.h (maybe_fold_offset_to_component_ref): Declare.
9254 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
9255 * fold-const.c (fold_unary): Use it.
9257 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
9259 * varasm.c (assemble_variable): Remove call to
9260 lang_hooks.decls.prepare_assemble_variable.
9261 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
9262 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
9263 * langhooks.h (lang_hooks_for_decls): Remove
9264 prepare_assemble_variable.
9266 2007-04-08 Mike Stump <mrs@apple.com>
9268 * config/i386/i386.c: Use inc/dec on Core2.
9270 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
9272 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
9273 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
9274 lhd_tree_inlining_end_inlining): Remove.
9275 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
9276 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
9278 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
9279 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
9280 lhd_tree_inlining_end_inlining): Remove prototypes.
9281 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
9282 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
9283 LANG_HOOKS_TREE_INLINING_START_INLINING,
9284 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
9286 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
9289 2007-04-08 Anatoly Sokolov <aesok@post.ru>
9292 * config/avr/predicates.md (io_address_operand): Delete predicate.
9293 (low_io_address_operand): Don't use 'mode' argument.
9294 (higth_io_address_operand): Rename ...
9295 (high_io_address_operand): ... to this. Don't use 'mode' argument.
9296 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
9299 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
9301 Revert change removing staticp.
9303 2007-04-07 Anatoly Sokolov <aesok@post.ru>
9306 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
9309 2007-04-07 Bruce Korb <bkorb@gnu.org>
9311 * c.opt: Add -Wformat-contains-nul.
9312 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
9314 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
9315 the NUL byte warning.
9317 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
9319 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
9321 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
9323 * tree.c (staticp): No longer use staticp langhook.
9324 * langhooks.c (lhd_staticp): Removed.
9325 * langhooks.h (struct lang_hooks): Remove staticp.
9326 * c-common.c (c_staticp): Remove.
9327 * c-common.h (c_staticp): Ditto.
9328 * langhooks-defs.h (lhd_staticp): Ditto.
9329 (LHD_HOOKS_STATICP): Ditto
9330 * tree.h (gcc_assert_lowered): New macro.
9332 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
9334 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
9335 argument "reliable".
9336 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
9337 Add argument "reliable". Propagate it through calls.
9338 (infer_loop_bounds_from_undefined): Derive number of iterations
9339 estimates from references in blocks that do not dominate loop latch.
9340 (gcov_type_to_double_int): New function.
9341 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
9342 and expected_loop_iterations_unbounded.
9343 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
9344 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
9345 * tree-data-ref.c (estimated_loop_iterations): Export.
9346 (get_references_in_stmt): Fix -- do not return addresses of local
9348 * cfgloop.h (expected_loop_iterations_unbounded,
9349 estimated_loop_iterations): Declare.
9351 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
9353 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
9355 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
9357 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
9358 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
9359 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
9360 Use output_387_reg_move().
9361 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
9362 expander using X87MODEF12 mode macro.
9363 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
9364 choosing register preferences. Use output_387_reg_move().
9365 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
9366 instead of "x". Use output_387_reg_move().
9367 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
9368 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
9369 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
9370 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
9371 Use output_387_reg_move().
9372 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
9374 (*truncxf?f_i387 splitter): Ditto.
9376 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
9378 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
9379 LANG_HOOKS_SAFE_FROM_P.
9380 * expr.c (safe_from_p): Remove langhook call.
9381 * langhooks.h (lang_hooks): Remove safe_from_p.
9382 (lhd_safe_from_p): Remove prototype.
9383 * langhooks.c (lhd_safe_from_p): Remove.
9385 2007-04-06 Jan Hubicka <jh@suse.cz>
9387 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
9390 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
9392 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
9393 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
9394 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
9395 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
9397 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
9398 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
9400 2007-04-05 Richard Henderson <rth@redhat.com>
9402 * config/alpha/alpha.c (print_operand) [+]: Remove.
9403 (alpha_end_function): Print nop if call at end of function.
9404 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
9405 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
9406 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
9407 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
9408 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
9409 the call pattern. Update peepholes to match.
9411 2007-04-05 Janis Johnson <janis187@us.ibm.com>
9413 * doc/extend.texi (Other Builtins): Add decimal float variants
9415 * builtins.def: Ditto.
9416 * builtins.c (expand_builtin): Ditto.
9418 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
9419 H.J. Lu <hongjiu.lu@intel.com>
9422 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
9423 of V8HImode when calling ix86_binary_operator_ok.
9424 (sse2_pmaddwd): Call ix86_binary_operator_ok.
9425 (sdot_prodv8hi): Operands 1 and 2 must be register.
9427 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
9429 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
9430 initialize align to silence bogus warning.
9432 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
9435 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
9437 (struct sra_walk_fns): Remove use_all parameter from use.
9438 (sra_hash_tree): Handle BIT_FIELD_REFs.
9439 (sra_elt_hash): Don't hash bitfld blocks.
9440 (sra_elt_eq): Skip them in parent compares as well. Handle
9442 (sra_walk_expr): Don't maintain or pass down use_all_p.
9443 (scan_use): Remove use_all parameter.
9444 (scalarize_use): Likewise. Re-expand assignment to
9445 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
9446 output, and re-scalarize after output. Don't mark anything
9448 (scalarize_ldst): Adjust.
9449 (scalarize_walk_gimple_modify_statement): Likewise.
9450 (build_element_name_1): Handle BIT_FIELD_REFs.
9451 (instantiate_element): Don't warn for any element whose parent
9453 (instantiate_missing_elements_1): Return the sra_elt.
9454 (canon_type_for_field): New.
9455 (try_instantiate_multiple_fields): New.
9456 (instantiate_missing_elemnts): Use them.
9457 (mark_no_warning): Removed.
9458 (generate_one_element_ref): Handle BIT_FIELD_REFs.
9459 (REPLDUP, sra_build_elt_assignment): New.
9460 (generate_copy_inout): Use them.
9461 (generate_element_copy): Likewise. Handle bitfld differences.
9462 (generate_element_zero): Don't recurse for blocks. Use
9463 sra_build_elt_assignment.
9464 (generate_one_element_int): Take elt instead of var. Use
9465 sra_build_elt_assignment.
9466 (generate_element_init_1): Adjust.
9467 (scalarize_use, scalarize_copy): Use REPLDUP.
9468 (scalarize_ldst): Move assert before dereference.
9469 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
9471 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
9473 * regmove.c: Fix unused variable warnings due to previous commit.
9475 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
9477 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
9478 (regmove_bb_head): Remove.
9479 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
9480 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
9481 problems with fixup_match_1.
9482 Don't initialize/free regmove_bb_head.
9484 (reg_is_remote_constant_p): If an insn is in the same basic block
9485 but not before INSN, consider it remote, too.
9487 2007-04-05 Anatoly Sokolov <aesok@post.ru>
9490 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
9491 DECL_ASSEMBLER_NAME, not the DECL_NAME.
9493 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
9495 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
9496 (CONDITIONAL_REGISTER_USAGE): Likewise.
9498 2007-04-04 Richard Henderson <rth@redhat.com>
9500 * config/alpha/lib1funcs.asm: Remove unused file.
9502 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9505 * opts.c (print_specific_help): Fix --help=<language>
9507 (common_handle_option): Support --help=common.
9509 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9512 * gcc.c (main): Do not run the linker if
9513 print_subprocess_help indicates that it shouldn't be
9516 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9519 * doc/invoke.texi (--help=): Document <languages> value, fix
9520 formatting in tables of values.
9522 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
9524 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
9525 dllimport attribute of virtual methods.
9527 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
9529 * config/score/crti.asm: Change _bss_start to __bss_start.
9530 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
9531 (OUTGOING_REG_PARM_STACK_SPACE) update.
9532 * config/score/score.opt: add options to make backend support
9533 score5, score5u, score7 and score7d.
9534 * config/score/score.md: Likewise.
9535 * config/score/misc.md: Likewise.
9536 * config/score/mac.md: Likewise.
9537 * doc/invoke.texi: Likewise.
9538 * doc/md.texi: update constraints define.
9540 2007-04-03 Richard Henderson <rth@redhat.com>
9542 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
9543 an appropriate type, use the mode instead.
9545 2007-04-03 Richard Sandiford <richard@codesourcery.com>
9547 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
9548 Set the default --with-arch setting to mips2.
9549 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
9550 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
9551 (MULTILIB_OSDIRNAMES): Delete.
9552 (MULTILIB_DIRNAMES): Define.
9553 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
9554 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
9555 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
9556 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
9557 VXWORKS_OS_CPP_BUILTINS.
9558 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
9559 (MIPS_DEBUGGING_INFO): Undefine.
9560 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
9562 2007-04-03 Jakub Jelinek <jakub@redhat.com>
9565 * fold-const.c (native_encode_real): Encode real.c provided longs
9566 as a series of 32-bit native integers.
9567 (native_interpret_real): Interpret buffer as a series of 32-bit
9570 2007-04-03 Richard Guenther <rguenther@suse.de>
9572 * genpreds.c (write_insn_constraint_len): Write function
9573 optimized for CONSTRAINT_LEN implementation.
9574 (write_tm_preds_h): Output insn_constraint_len inline and
9575 use it for CONSTRAINT_LEN.
9576 (write_insn_preds_c): Don't output insn_constraint_len.
9577 * doc/md.texi (define_register_constraint): Document multi-letter
9578 constraints shall have the same length if they start with the same
9581 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
9584 * config/i386/i386.md (isinf<mode>2): Expand only when
9585 TARGET_C99_FUNCTIONS is set.
9587 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
9589 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
9590 (x86_64-*-linux*): Ditto.
9591 * config/i386/i386.opt (mpc): New option.
9592 * config/i386/i386.c (overrride_options): Handle
9593 ix87_precision_string.
9594 * config/i386/crtprec.c: New file.
9595 * config/i386/t-crtpc: Ditto.
9596 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
9598 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
9599 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
9600 crtprec32.o, crtprec64.o and crtprec80.o.
9602 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
9604 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
9606 2007-04-02 Eric Christopher <echristo@apple.com>
9608 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
9609 limitations on darwin.
9611 2007-04-02 Anatoly Sokolov <aesok@post.ru>
9614 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
9616 2007-04-02 Dave Korn <dave.korn@artimi.com>
9618 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
9620 2007-04-02 Dave Korn <dave.korn@artimi.com>
9622 * libgcc2.h (exception_descriptor): Don't forward-declare.
9623 (__get_eh_table_language, __get_eh_table_version): Delete
9624 prototypes of long-dead functions.
9626 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
9628 * ebitmap.h: New file
9629 * ebitmap.c: New file
9630 * Makefile.in (ebitmap.o): New target.
9632 2007-04-01 Jan Hubicka <jh@suse.cz>
9634 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
9635 before very first instruction.
9637 2007-04-01 Jan Hubicka <jh@suse.cz>
9639 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
9640 waring on 64bit hosts.
9641 * bitmap.h: Fix typo in bitmap_head_def.
9643 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
9645 PR rtl-optimization/31391
9646 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
9647 into a DELETED_LABEL note, and the label is in an empty basic
9648 block, update BB_END as well as BB_HEAD.
9650 2007-04-01 Richard Henderson <rth@redhat.com>
9652 PR tree-optimization/31169
9653 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
9654 to varying if the range is outside [0, prec-1].
9656 2007-04-01 Richard Sandiford <richard@codesourcery.com>
9659 * config/mips/mips.md (load_const_gp): New insn.
9660 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
9661 the MIPS16 GP pseudo register if no_new_pseudos.
9662 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
9664 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
9667 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
9669 (call_value): Likewise.
9671 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
9672 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9675 * doc/invoke.texi: (optimization options): Reword description
9676 of -ffast-math. Document its primary purpose.
9678 2007-03-31 Richard Guenther <rguenther@suse.de>
9680 * omp-low.c (splay-tree.h): Include.
9681 (lookup_decl): Replace splay-tree usage by pointer-map.
9682 (maybe_lookup_decl): Likewise.
9683 (new_omp_context): Likewise.
9684 (delete_omp_context): Likewise.
9685 * gimplify.c (splay-tree.h): Include.
9686 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
9688 (remap_ssa_name): Likewise.
9689 (remap_decl): Likewise.
9690 (remap_type_1): Likewise.
9691 (remap_type): Likewise.
9692 (copy_body_r): Likewise.
9693 (expand_call_inline): Likewise.
9694 (clone_body): Likewise.
9695 (copy_tree_r): Likewise.
9696 (remap_save_expr): Likewise.
9697 (unsave_r): Likewise.
9698 (unsave_expr_now): Likewise.
9699 (tree_function_versioning): Likewise.
9700 (build_duplicate_type): Likewise.
9701 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
9702 (struct copy_body_data): Replace splay-tree by pointer-map.
9703 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
9704 not $(SPLAY_TREE_H).
9705 (gimplify.o): Depend on $(SPLAY_TREE_H).
9706 (omp-low.p): Likewise.
9708 2007-03-31 Anatoly Sokolov <aesok@post.ru>
9710 * config/avr/predicates.md (even_register_operand,
9711 odd_register_operand): New predicates.
9712 * config/avr/avr.md (movw peephole2): New.
9713 (movw_r peephole2): New.
9715 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
9717 * tree.h (get_signed_or_unsigned_type): New.
9718 * fold-const.c (operand_equal_for_comparison_p): Use
9719 get_signed_or_unsigned_type instead of
9720 lang_hooks.types.signed_or_unsigned_type.
9721 * expr.c (store_expr): Ditto.
9722 * langhooks.c (get_signed_or_unsigned_type): New.
9723 (lhd_signed_or_unsigned_type): New.
9724 * langhooks.h (lhd_signed_or_unsigned_type): New.
9725 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
9727 2007-03-30 Richard Henderson <rth@redhat.com>
9729 * tree-ssa-loop-ivopts.c: Include target.h.
9730 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
9731 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
9732 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
9733 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
9735 2007-03-30 Richard Henderson <rth@redhat.com>
9736 Kai Tietz <kai.tietz@onevision.com>
9738 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
9740 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
9741 (TARGET_64BIT_MS_ABI): New.
9742 (DBX_REGISTER_NUMBER): Handle 64-bit.
9743 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
9744 (LONG_TYPE_SIZE): Force to 32.
9745 (REG_PARM_STACK_SPACE): New.
9746 (OUTGOING_REG_PARM_STACK_SPACE): New.
9747 (REGPARM_MAX, SSE_REGPARM_MAX): New.
9748 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
9749 (STACK_BOUNDARY): Use 128 for 64-bit.
9750 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
9751 Add 64-bit implementation.
9752 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
9754 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
9755 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
9756 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
9757 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
9758 (ix86_handle_cconv_attribute): Don't warn when ignoring if
9759 TARGET_64BIT_MS_ABI.
9760 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
9761 (ix86_pass_by_reference): Likewise.
9762 (ix86_function_value_regno_p): Likewise.
9763 (ix86_build_builtin_va_list): Likewise.
9764 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
9765 (function_arg_advance_ms_64): New.
9766 (function_arg_advance): Call it.
9767 (function_arg_ms_64): New.
9768 (function_arg): Call it.
9769 (function_value_ms_64): New.
9770 (ix86_function_value_1): Call it.
9771 (return_in_memory_ms_64): New.
9772 (ix86_return_in_memory): Call it.
9773 (setup_incoming_varargs_ms_64): New.
9774 (ix86_setup_incoming_varargs): Call it.
9775 (ix86_expand_prologue): Handle 64-bit stack probing.
9776 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
9777 (output_pic_addr_const): Likewise.
9778 (x86_this_parameter): Likewise.
9779 (x86_output_mi_thunk): Likewise.
9780 (x86_function_profiler): Likewise.
9781 (TARGET_STRICT_ARGUMENT_NAMING): New.
9782 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
9783 (TARGET_64BIT_MS_ABI): New.
9784 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
9785 * config/i386/i386.md (allocate_stack_worker): Remove.
9786 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
9787 describe the clobber of eax without a match_scratch.
9788 (allocate_stack_worker_postreload): Remove.
9789 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
9790 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
9791 (allocate_stack_worker_rex64_postreload): Remove.
9792 (allocate_stack): Handle 64-bit.
9793 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
9794 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
9795 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
9796 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
9797 (STANDARD_STARTFILE_PREFIX_1): Likewise.
9798 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
9799 * config.build (x86_64-*-mingw*): New host.
9800 * config.host (x86_64-*-mingw*): New host.
9801 * config.gcc (x86_64-*-mingw*): New target.
9802 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
9804 2007-03-30 Richard Henderson <rth@redhat.com>
9805 Kai Tietz <kai.tietz@onevision.com>
9807 * c-pragma.c (struct def_pragma_macro_value): New.
9808 (struct def_pragma_macro): New.
9809 (pushed_macro_table): New.
9810 (dpm_hash, dpm_eq): New.
9811 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
9812 (init_pragma): Install them.
9813 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
9815 2007-03-30 Anatoly Sokolov <aesok@post.ru>
9817 * config/avr/avr.c (avr_override_options): Clear
9818 'flag_delete_null_pointer_checks'.
9820 2007-03-30 Paolo Carlini <pcarlini@suse.de>
9823 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
9824 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
9825 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
9826 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
9827 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
9828 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
9829 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
9831 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
9833 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
9835 * regmove.c: Move all of pass_stack_adjustments from here...
9836 * combine-stack-adj.c: ...to this new file.
9837 * Makefile.in: Add rules for combine-stack-adj.o.
9839 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
9841 PR tree-optimization/31383
9842 * tree-data-ref.c (affine_function_equal_p): Do not require the
9843 vectors to have the same length.
9845 2007-03-30 Jan Hubicka <jh@suse.cz>
9848 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
9849 availablility; add more sanity checking; ask varpool only about
9852 2007-03-29 Richard Henderson <rth@redhat.com>
9854 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
9855 to decide, but __SIZEOF_LONG_LONG__.
9857 2007-03-29 Richard Henderson <rth@redhat.com>
9859 * emutls.c (struct __emutls_array): New.
9860 (emutls_destroy): Use it instead of casting element 0 from void*.
9861 (__emutls_get_address): Likewise.
9863 2007-03-29 Richard Henderson <rth@redhat.com>
9865 * varasm.c (initializer_constant_valid_p): Don't deny
9866 DECL_DLLIMPORT_P on functions.
9868 * config/i386/cygming.h: Remove function declarations.
9869 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
9870 (ASM_OUTPUT_LABELREF): Remove.
9871 (COMMON_ASM_OP): Remove.
9872 (ASM_OUTPUT_COMMON): Remove.
9873 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
9874 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
9875 (ASM_DECLARE_FUNCTION_NAME): Likewise.
9876 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
9877 Rename from TARGET_ENCODE_SECTION_INFO.
9878 * config/i386/netware.h: Likewise.
9879 * config/i386/i386-protos.h: Update.
9880 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
9881 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
9882 (legitimate_constant_p): Reject dllimports.
9883 (dllimport_map, get_dllimport_decl): New.
9884 (legitimize_dllimport_symbol): New.
9885 (legitimize_address, ix86_expand_move): Use it.
9886 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
9887 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
9888 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
9889 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
9890 * config/i386/predicates.md (constant_call_address_operand): Only
9891 accept symbols; reject dllimport_p symbols.
9892 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
9893 i386_pe_maybe_record_exported_symbol.
9894 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
9895 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
9896 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
9897 trust the setting of DECL_DLLIMPORT_P.
9898 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
9899 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
9900 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
9901 tidy the argument scanning loop.
9902 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
9903 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
9904 (i386_pe_strip_name_encoding): Remove.
9905 (i386_pe_binds_local_p): New.
9906 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
9907 (i386_pe_output_labelref): Remove.
9908 (i386_pe_asm_output_aligned_decl_common): New.
9909 (i386_pe_maybe_record_exported_symbol): Rename from
9910 i386_pe_record_exported_symbol; check for dllexported symbols.
9912 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
9914 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
9915 add comment explaining why vsnprintf cannot be used.
9917 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
9919 PR tree-optimization/30666
9920 * tree.c (build_complex_type): When creating type names for DWARF2
9921 debug info, create TYPE_DECLs for TYPE_NAME instead of
9923 (build_common_tree_nodes_2): Use build_complex_type when building
9924 predefined complex types, to preserve canonical types.
9926 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
9928 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
9929 (noce_get_alt_condition): Look at it to determine whether to
9930 reverse the condition or not.
9931 (noce_get_condition): Substitute the truth for lies.
9932 (noce_find_if_block): Set the then_else_reversed field.
9934 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
9936 * config/fr30/fr30.md (movdi): Do not accept immediates as the
9937 destination of this insn.
9938 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
9939 than calling gen_rtx_SET directly. Use r0 to hold the value of
9940 'address + 4' rather than a stack based temporary which can be
9943 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
9945 * config/s390/s390.c (s390_secondary_input_reload_class,
9946 s390_secondary_output_reload_class): Functions removed.
9947 (s390_secondary_reload): New function.
9948 (TARGET_SECONDARY_RELOAD): Target macro defined.
9949 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
9950 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
9951 * config/s390/s390.md ("reload_outti", "reload_outdi",
9952 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
9953 "reload_out<mode>"): Expanders removed.
9954 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
9955 "reload<mode>_nonoffmem_out"): Expanders added.
9957 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
9959 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
9960 action if SRC->DEST replacement failed anyway.
9962 2007-03-28 Mike Stump <mrs@apple.com>
9964 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
9965 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
9966 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
9968 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9970 * config.gcc: Accept barcelona as a variant of amdfam10.
9971 * config/i386/i386.c (override_options): Likewise.
9972 * doc/invoke.texi: Likewise.
9974 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
9976 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
9977 offsets for BIT_FIELD_REF and COMPONENT_REF.
9979 2007-03-28 Richard Guenther <rguenther@suse.de>
9981 * tree.c (is_global_var): Move ...
9982 * tree-flow-inline.h (is_global_var): ... here.
9983 * tree.h (is_global_var): Remove declaration.
9985 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
9987 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
9989 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
9990 * config/i386/i386.c (ix86_tune_features): Initialize new
9992 * config/i386/predicates.md (promotable_binary_operator): Use
9993 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
9995 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
9998 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
10000 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
10002 * config/fr30/fr30.md (movsi_internal): Change destination
10003 constraint from m to V and add m to the end.
10005 2007-03-28 Christian Bruel <christian.bruel@st.com>
10007 * config/sh/sh.md (movsi_i): Fix type attribute.
10009 2007-03-28 Christian Bruel <christian.bruel@st.com>
10011 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
10012 (movsf_ie): Likewise.
10014 2007-03-28 Christian Bruel <christian.bruel@st.com>
10016 * config.gcc: Add sh4-300 to multilib.
10017 * config/sh/t-mlib-sh4-300: New file.
10019 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
10021 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
10022 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
10023 fix_trunc<mode>di2.
10024 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
10025 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
10026 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
10027 "fixuns_trunctddi2"): Whitespace fix.
10029 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
10031 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
10032 the definition of struct sh_args.
10033 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
10034 CALL_COOKIE_INT_REG_GET): Likewise.
10036 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
10038 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
10039 transformations are applied successfully.
10041 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
10043 * tree.c (tree_contains_struct): Permit 512 tree codes.
10044 * tree.h (tree_contains_struct): Ditto.
10045 (MAX_TREE_CODES): Ditto.
10046 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
10047 SPARE member to store remaining padding bits.
10049 2007-03-27 Anatoly Sokolov <aesok@post.ru>
10051 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
10054 2007-03-27 Janis Johnson <janis187@us.ibm.com>
10056 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
10057 * configure: Regenerate.
10059 * configure: Regenerate using the correct version of autoconf.
10061 2007-03-27 Anatoly Sokolov <aesok@post.ru>
10063 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
10065 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
10066 regs to "__SP_L__" and "__SP_H__".
10068 2007-03-27 Richard Guenther <rguenther@suse.de>
10070 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
10071 computations with it with a HOST_WIDE_INT variable.
10073 2007-03-26 Mike Stump <mrs@apple.com>
10075 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
10076 objective-c-header, objective-c++-header and objc++-cpp-output
10078 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
10080 2007-03-26 Richard Henderson <rth@redhat.com>
10083 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
10084 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
10085 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
10086 IX86_BUILTIN_PSRLQ128): New.
10087 (ix86_init_mmx_sse_builtins): Add them.
10088 (ix86_expand_builtin): Expand them.
10089 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
10090 operand 2 be TImode.
10091 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
10092 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
10093 _mm_srli_epi64): Mark __B const.
10094 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
10095 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
10096 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
10097 new two-vector shift builtins.
10099 2007-03-26 Ian Lance Taylor <iant@google.com>
10101 PR tree-optimization/31345
10102 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
10103 [+INF, +INF(OVF)] into VARYING.
10105 2007-03-26 Zack Weinberg <zackw@panix.com>
10107 * gengtype-parse.c: New file.
10108 * gengtype-yacc.y: Delete.
10109 * gengtype-lex.l: Don't include gengtype-yacc.h.
10110 Define YY_DECL and yyterminate appropriately for recursive
10111 descent parser. yylval is now a string out-parameter to yylex.
10112 (HWS, EOID): New shorthand.
10113 (IWORD): Add a couple more types.
10114 (yylex): Add a setup stanza. Remove the complex rules for
10115 detecting GTY'ed types and typedefs; replace with simple
10116 keyword detectors. Adjust everything for the changed
10117 definition of yylval. Ignore all pp-directives, not just #define.
10119 (parse_file): Rename yybegin; do not call yyparse.
10121 * gengtype.c (xasprintf): Export again.
10122 (this_file): New. Use everywhere __FILE__ was being used.
10123 (get_lang_bitmap): Special case types defined in gengtype.c.
10124 (do_typedef, new_structure): Suppress definition of certain types.
10125 (new_structure): Improve diagnostics of duplicate definitions.
10126 Make sure location_s is associated with input.h.
10127 (nreverse_pairs, define_location_structures): New functions.
10128 (main): Improve tagging of kludge types. Remove old kludges
10129 for input.h types; use define_location_structures.
10130 * gengtype.h: Update prototypes. Define token codes here.
10131 * Makefile.in: Remove all references to gengtype-yacc.
10132 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
10134 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
10135 add GTY((skip)) to the field that's only conditionally there.
10136 * doc/install.texi: Document that Bison is no longer required
10137 unless building treelang.
10139 * gengtype.c: Don't include gtyp-gen.h.
10140 (srcdir): Declare here.
10141 (base_files, lang_dir_names): Allocate dynamically.
10142 (gt_files, num_gt_files, num_lang_dirs): New globals.
10143 (measure_input_list, read_input_line, read_input_list)
10144 (set_lang_bitmap): New functions.
10145 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
10146 simplify, relying on read_input_list to set up the bitmaps.
10147 (main): Arguments are no longer unused. Check for correct number
10148 of command line arguments, set srcdir and srcdir_len, then call
10149 read_input_list, before doing anything else. No need to worry
10150 about duplicates in main loop.
10151 * configure.ac: Simplify the calculation of all_gtfiles.
10152 Put language tags in there. Don't set or substitute
10153 all_gtfiles_files_langs or all_gtfiles_files_frags.
10154 * Makefile.in: Revamp the way gengtype is invoked, now that it
10155 takes a file on its command line with a much simpler format.
10156 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
10157 (GTFILES): Remove duplicates and C source files.
10158 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
10159 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
10160 * configure: Regenerate.
10162 * gengtype.h: Remove all type definitions to gengtype.c; leave
10163 only definitions of options_p, type_p, and pair_p as opaque
10164 pointers. Update prototypes.
10165 * gengtype.c: Many type definitions moved here from gengtype.h.
10166 Consolidate type definitions at the top of the file.
10167 (xvasprintf): Delete.
10168 (xasprintf): Make static.
10169 (create_nested_pointer_option): Add 'next' parameter.
10170 (create_field_all, create_field_at): New functions.
10171 (create_field): Now a thin wrapper around create_field_all.
10172 (create_optional_field): Rename create_optional_field_ and add
10173 line argument. Original name is now a macro which supplies
10175 (oprintf): Use vsnprintf directly.
10176 (close_output_files): Use fatal rather than perror/exit.
10177 (note_def_vec, note_def_vec_alloc): Use create_field_at.
10178 (main): Set progname. Don't use exit.
10179 * gengtype-yacc.y (struct_fields): Use create_field_at.
10180 (option, optionseqopt): Delete.
10181 (optionseq): Consolidate productions from option here so we
10182 can use the first argument to create_option.
10184 * gengtype-lex.l: Distinguish unions from structures in the
10185 token type. Don't call find_structure; return the tag as a string.
10186 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
10187 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
10188 string. Reorganize typedef_struct production accordingly.
10189 Use create_nested_ptr_option.
10190 * gengtype.c (create_nested_ptr_option): New function.
10191 * gengtype.h: Declare it.
10193 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
10194 (string_type): Don't declare.
10195 (do_scalar_typedef): Declare.
10196 (create_scalar_type): Update prototype.
10197 * gengtype.c (string_type): Make static.
10198 (scalar_nonchar, scalar_char): New.
10199 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
10200 (resolve_typedef): Use scalar_nonchar for error recovery.
10201 (create_scalar_type): Remove name_len field. Return scalar_char
10202 or scalar_nonchar as appropriate.
10203 (adjust_field_type): Look at scalar_is_char boolean to decide whether
10204 to use string_type.
10205 (throughout): Use scalar_nonchar instead of calling
10206 create_scalar_type, whenever possible.
10207 (main): Initialize scalar_char and scalar_nonchar before calling
10209 * gengtype-lex.l: Adjust for removal of second argument to
10210 create_scalar_type. Use yylval.s instead of yylval.t when
10212 * gengtype-yacc.y: Type of SCALAR is string. Call
10213 create_scalar_type from type:SCALAR rule. Adjust for removal of
10214 second argument to create_scalar_type.
10216 * vec.h: Remove all #if IN_GENGTYPE blocks.
10217 Add comment saying that changes may require adjustments to gengtype.
10218 * gengtype.c: Don't include coretypes.h or tm.h.
10219 Add comment to inclusion of errors.h.
10220 (note_def_vec, note_def_vec_alloc): New functions.
10221 * gengtype.h: Declare new functions.
10222 * gengtype-lex.l: Don't include coretypes.h.
10223 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
10225 (update_lineno): Remove unnecessary prototype.
10226 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
10227 (VEC rule): Just return VEC_TOKEN.
10228 * gengtype-yacc.y (VEC_TOKEN): New token type.
10229 (type): Add a production for VEC(a,b).
10230 * Makefile.in: Update dependencies.
10232 * gengtype-lex.l: Remove rules for parsing pointer-to-function
10233 typedefs that use the old PARAMS macro.
10235 * gengtype-lex.l: Remove all rules and states relating to yacc
10237 * gengtype-yacc.y: Similarly.
10238 * gengtype.c (note_yacc_type): Delete function.
10239 * gengtype.h: Update prototypes.
10241 2007-03-26 Joseph Myers <joseph@codesourcery.com>
10243 * tree-pretty-print.c (dump_generic_node): Report precision of
10244 unnamed integer types.
10246 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
10248 * ifcvt.c (noce_try_store_flag_constants): Don't check
10249 no_new_pseudos here.
10250 (noce_try_store_flag_constants): Don't check no_new_pseudos.
10251 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
10252 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
10253 noce_try_sign_mask): Likewise.
10254 (if_convert): Check no_new_pseudos here.
10256 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
10258 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
10259 (noce_get_condition): Handle new then_else_reversed argument.
10260 (noce_init_if_info): Remove, fold into noce_find_if_block.
10261 (noce_process_if_block): Take a struct noce_if_info as the
10262 argument. Don't set up one based on ce_if_info. Update pointer
10263 references accordingly.
10264 (cond_move_process_if_block): Likewise.
10265 (process_if_block): Removed.
10266 (find_if_block): Removed. Move functionality two new functions,
10267 noce_find_if_block and cond_exec_find_if_block.
10268 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
10269 blocks and the symmetric IF-ELSE-JOIN case.
10270 (cond_exec_find_if_block): Also new function mostly based on old
10271 find_if_block and process_if_block.
10272 (find_if_header): Replace find_if_block call with separately
10273 guarded calls to noce_find_if_block and cond_exec_find_if_block.
10274 (find_cond_trap): Update noce_get_condition call.
10275 (dead_or_predicable): Likewise.
10277 2007-03-26 Jakub Jelinek <jakub@redhat.com>
10279 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
10281 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
10282 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
10283 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
10284 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
10285 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
10286 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
10287 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
10288 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
10289 __builtin_ia32_psrad128 builtins.
10291 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
10293 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
10294 * config/i386/constraints.md
10295 (define_constraint "I"): Use IN_RANGE macro.
10296 (define_constraint "J"): Ditto.
10297 (define_constraint "K"): Ditto.
10298 (define_constraint "M"): Ditto.
10299 (define_constraint "N"): Ditto.
10300 (define_constraint "O"): Ditto.
10301 * config/i386/predicates.md
10302 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
10303 (define_predicate "const_0_to_3_operand"): Ditto.
10304 (define_predicate "const_0_to_7_operand"): Ditto.
10305 (define_predicate "const_0_to_15_operand"): Ditto.
10306 (define_predicate "const_0_to_63_operand"): Ditto.
10307 (define_predicate "const_0_to_255_operand"): Ditto.
10308 (define_predicate "const_1_to_31_operand"): Ditto.
10309 (define_predicate "const_2_to_3_operand"): Ditto.
10310 (define_predicate "const_4_to_7_operand"): Ditto.
10312 2007-03-25 David Edelsohn <edelsohn@gnu.org>
10314 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
10315 in SImode for save_world.
10316 * config/rs6000/altivec.md (save_world, restore_world): Convert to
10319 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
10321 PR tree-optimization/30784
10322 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
10325 2007-03-25 Revital Eres <eres@il.ibm.com>
10327 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
10328 Fold movement_possibility function into it.
10330 2007-03-25 David Edelsohn <edelsohn@gnu.org>
10332 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
10333 (load_macho_picbase_{si,di}): Convert to LR hard reg.
10334 (call_indirect_nonlocal_darwin64): Same.
10335 (call_nonlocal_darwin64): Same.
10336 (call_value_indirect_nonlocal_darwin64): Same.
10337 (call_value_nonlocal_darwin64): Same.
10338 (sibcall_nonlocal_darwin64): Same.
10339 (sibcall_value_nonlocal_darwin64): Same.
10340 (sibcall_symbolic_64): Same.
10341 (sibcall_value_symbolic_64): Same.
10342 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
10344 (rs6000_emit_load_toc_table): Same.
10345 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
10346 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
10348 (divss_call): Same.
10349 (divus_call): Same.
10350 (quoss_call): Same.
10351 (quous_call): Same.
10352 (load_toc_v4_pic_si): Same
10353 (load_toc_v4_PIC_1): Same.
10354 (load_toc_v4_PIC_1b): Same.
10355 (call_indirect_aix{32,64}): Same.
10356 (call_value_indirect_aix{32,64}): Same.
10358 (call_value): Same.
10359 (call_local{32,64}): Same.
10360 (call_value_local{32,64}): Same.
10361 (call_indirect_nonlocal_aix{32,64}): Same.
10362 (call_nonlocal_aix{32,64}): Same.
10363 (call_value_indirect_nonlocal_aix{32,64}): Same.
10364 (call_value_nonlocal_aix{32,64}): Same.
10365 (call_indirect_nonlocal_sysv<mode>): Same.
10366 (call_nonlocal_sysv<mode>): Same.
10367 (call_value_indirect_nonlocal_sysv<mode>): Same.
10368 (call_value_nonlocal_sysv<mode>): Same.
10370 (sibcall_local{32,64}): Same.
10371 (sibcall_value_local{32,64}): Same.
10372 (sibcall_nonlocal_aix{32,64}): Same.
10373 (sibcall_value_nonlocal_aix{32,64}): Same.
10374 (sibcall_nonlocal_sysv<mode>): Same.
10375 (sibcall_value): Same.
10376 (sibcall_value_nonlocal_sysv<mode>): Same.
10378 2007-03-24 Paul Brook <paul@codesourcery.com>
10380 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
10381 * config/arm/linux-eabi.h: Remove legacy syscall hack.
10383 2007-03-24 Richard Henderson <rth@redhat.com>
10385 * config/ia64/constraints.md: New file.
10386 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
10387 satisfies_constraint_?.
10388 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
10389 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
10390 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
10391 ia64_output_mi_thunk): Likewise.
10392 (ia64_const_ok_for_letter_p): Remove.
10393 (ia64_const_double_ok_for_letter_p): Remove.
10394 (ia64_extra_constraint): Remove.
10395 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
10396 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
10397 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
10398 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
10399 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
10400 EXTRA_MEMORY_CONSTRAINT): Remove.
10401 * config/ia64/ia64.md: Include constriants.md. Replace
10402 CONST_OK_FOR_? with satisfies_constraint_?.
10404 2007-03-23 Michael Meissner <michael.meissner@amd.com>
10405 H.J. Lu <hongjiu.lu@intel.com>
10407 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
10409 (name macros): Use DPD_BID_NAME to convert names properly.
10411 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
10412 decimal floating point format.
10413 (init_floating_libfuncs): Change decimal functions so that they
10414 have a "bid_" prefix if the decimal system uses the BID format,
10415 and "dpd_" prefix if the decimal system uses the DPD format.
10416 (init_interclass_conv_libfuncs): Ditto.
10417 (init_intraclass_conv_libfuncs): Ditto.
10419 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
10420 using the BID format.
10422 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
10423 whether we are using the BID decimal format.
10424 * configure: Regenerate.
10426 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
10427 the compiler has decimal floating point enabled. Define
10428 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
10431 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
10432 using the BID format.
10434 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
10435 whether we are using the BID decimal format.
10436 * configure: Regenerate.
10438 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
10439 the compiler has decimal floating point enabled. Define
10440 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
10443 * doc/install.texi (--enable-decimal-float): Document BID and DPD
10444 options, and that it is enabled for i386/x86_64 systems.
10446 * Makefile.in (enable_decimal_float): New.
10448 (DECNUMINC): Add -I$(DECNUMFMT).
10449 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
10450 to $(DECNUMFMT) from $(DECNUM).
10452 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
10453 Substitute enable_decimal_float.
10454 * configure: Regenerated.
10457 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
10460 * configure.ac: Enable decimal float for x86_64-*-linux*.
10461 * configure: Regenerated.
10464 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
10465 decimal128ClearSign to flip and clear the sign bit in decimal128.
10466 (decimal_real_maxval): Set decimal128SetSign to set the sign
10469 2007-03-23 Ian Lance Taylor <iant@google.com>
10471 * fold-const.c (fold_binary): Correct warning for X - c >= X.
10473 2007-03-23 Ian Lance Taylor <iant@google.com>
10475 * tree-dump.c (dump_files): Correct comment.
10477 2007-03-23 Ian Lance Taylor <iant@google.com>
10479 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
10481 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
10483 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
10484 in cfglayout mode. Don't go into and out of cfglayout mode.
10485 Link the blocks in the order of the constructed traces.
10486 (rest_of_handle_tracer): Adjust call to tracer.
10487 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
10488 Don't go into cfglayout mode.
10489 (rtl_loop_done): Don't go out of cfglayout mode.
10490 * cfglayout.c (relink_block_chain): New function, split out from...
10491 (fixup_reorder_chain): ...here. Remove redundant checking.
10492 (cfg_layout_finalize): Don't clear the header, footer, and aux
10493 fields here, move the code to do so to relink_block_chain. Likewise
10494 for free_original_copy_tables.
10495 * rtl.h (tracer): Update prototype.
10496 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
10497 Assert we are in cfglayout mode. Don't go into and out of cfglayout
10498 mode. Use relink_block_chain to serialize the CFG according to the
10499 new basic block order. Move targetm.cannot_modify_jumps_p check from
10501 (gate_handle_reorder_blocks): ...to here.
10502 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
10504 (gate_duplicate_computed_gotos): ...to here.
10505 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
10506 something always changes when going into and out of cfglayout mode.
10507 Perform an expensive cfg cleanup while going into cfglayout mode.
10508 Always update liveness information on HAVE_conditional_execution
10509 targets. Reserialize the basic blocks and go out of cfglayout mode.
10510 * reg-stack.c: Include cfglayout.h.
10511 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
10512 the call to reorder_basic_blocks.
10513 * basic-block.h (reorder_basic_blocks): Update prototype.
10514 (relink_block_chain): New prototype.
10515 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
10517 2007-03-23 Joseph Myers <joseph@codesourcery.com>
10519 * config/mips/mips.md (type, hazard, *movdi_32bit,
10520 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
10521 *movhi_internal, *movqi_internal, *movsf_hardfloat,
10522 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
10523 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
10524 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
10526 (movcc): Change first xfer to multi.
10527 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
10528 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
10529 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
10530 config/mips/generic.md: Change reservations using "xfer" to use
10532 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
10533 using match_operand.
10534 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
10535 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
10537 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
10539 2007-03-22 Richard Henderson <rth@redhat.com>
10541 * config/i386/i386.c: Remove unnecessary function declarations.
10542 Move targetm definition, and all related macros, to the end of
10543 the file. Resort some functions to put definitions before uses.
10544 (ix86_attribute_table): Make static. Move to end of file.
10545 (ix86_gimplify_va_arg): Make static.
10547 2007-03-22 Richard Henderson <rth@redhat.com>
10549 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
10550 don't increase local_regparm with force_align_arg_pointer check.
10551 (ix86_function_sseregparm): Assert 32-bit.
10552 (type_has_variadic_args_p): New.
10553 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
10554 type_has_variadic_args_p.
10555 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
10556 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
10557 use memset instead. Do maybe_vaarg check first; skip attribute
10558 tests if true; skip attribute tests for 64-bit.
10559 (construct_container): Remove TARGET_DEBUG_ARG.
10560 (function_arg_advance_32, function_arg_advance_64): Split out ...
10561 (function_arg_advance): ... from here.
10562 (function_arg_32, function_arg_64): Split out ...
10563 (function_arg): ... from here.
10564 (ix86_pass_by_reference): Tidy.
10565 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
10566 (function_value_32): New, from parts of ix86_function_value
10567 and ix86_value_regno.
10568 (function_value_64): New, from parts of ix86_function_value
10569 and ix86_libcall_value.
10570 (ix86_function_value_1): New.
10571 (ix86_function_value, ix86_libcall_value): Use it.
10572 (return_in_memory_32, return_in_memory_64): Split out ...
10573 (ix86_return_in_memory): ... from here.
10574 (ix86_struct_value_rtx): Skip for 64-bit.
10575 (ix86_libcall_value, ix86_value_regno): Remove.
10576 (setup_incoming_varargs_64): Split out ...
10577 (ix86_setup_incoming_varargs): ... from here.
10578 (ix86_va_start): Remove TARGET_DEBUG_ARG.
10579 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
10580 * config/i386/i386-protos.h (ix86_function_value): Remove.
10581 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
10583 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10586 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
10587 infinities not supported, otherwise emit warning if -Woverflow. On
10588 underflow, emit warning if -Woverflow.
10589 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
10591 * real.h (real_from_string): Update declaration
10593 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
10594 Richard Henderson <rth@redhat.com>
10596 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
10597 * calls.c (compute_argument_block_size, expand_call,
10598 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
10599 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
10600 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
10601 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
10602 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
10603 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
10604 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
10605 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
10608 2007-03-22 Joseph Myers <joseph@codesourcery.com>
10610 * c-incpath.c (add_sysroot_to_chain): New.
10611 (merge_include_chains): Add sysroot argument. Call
10612 add_sysroot_to_chain if sysrooted.
10613 (register_include_chains): Update call to merge_include_chains.
10614 * doc/cppopts.texi: Document use of '=' in include directory
10617 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
10619 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
10620 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
10621 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
10622 insn pattern using X87MODEF12 mode macro.
10624 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
10626 * regmove.c (regmove_optimize): Use reg_mentioned_p
10627 instead of reg_overlap_mentioned_p for DST.
10629 2007-03-21 Mike Stump <mrs@apple.com>
10631 * c.opt: Fixup for Objective-C/C++.
10633 2007-03-21 Steve Ellcey <sje@cup.hp.com>
10635 * explow.c (convert_memory_address): Fold memory reference when
10636 POINTERS_EXTEND_UNSIGNED < 0
10638 2007-03-21 Richard Henderson <rth@redhat.com>
10641 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
10642 * config/i386/mmintrin.h (__m64): Likewise.
10643 * config/i386/xmmintrin.h (__m128): Likewise.
10645 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10647 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
10648 (VXWORKS_OS_CPP_BUILTINS): Define.
10649 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
10650 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
10652 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10654 * rtl.h (constant_pool_reference_p): Delete.
10655 (find_constant_src): Declare.
10656 * rtlanal.c (find_constant_src): New function.
10657 * simplify-rtx.c (constant_pool_reference_p): Delete.
10658 * config/i386/i386.md: Use find_constant_src instead of
10659 constant_pool_reference_p/avoid_constant_pool_reference pairs.
10661 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10663 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
10664 * c-cppbuiltin.c (c_cpp_builtins): Define them.
10666 2007-03-20 Mark Mitchell <mark@codesourcery.com>
10668 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
10669 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
10670 (arm_elf_asm_constructor): Use it.
10671 (arm_elf_asm_destructor): New function.
10673 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
10675 * jump.c (mark_jump_label): Treat SEQUENCE specially.
10677 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
10679 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
10681 2007-03-19 Andrew Haley <aph@redhat.com>
10683 PR tree-optimization/31264
10684 * tree-vrp.c (register_edge_assert_for_1): Don't look though
10685 VIEW_CONVERT_EXPRs.
10687 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
10689 PR rtl-optimization/30907
10690 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
10691 (fwprop_init): Always call loop_optimizer_initialize.
10692 (fwprop_done): Always call loop_optimizer_finalize.
10693 (fwprop): We always have loop info now.
10694 (gate_fwprop_addr): Remove.
10695 (pass_fwprop_addr): Use gate_fwprop as gate.
10697 PR rtl-optimization/30841
10698 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
10699 df_chain_alloc): Call df_reorganize_refs unconditionally.
10700 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
10701 refs_organized to refs_organized_size.
10702 (df_ref_create_structure): Use refs_organized_size instead of
10703 bitmap_size if refs had been organized, and keep refs_organized_size
10705 * df.h (struct df_ref_info): Change refs_organized to
10706 refs_organized_size.
10707 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
10710 2007-03-19 Mark Mitchell <mark@codesourcery.com>
10712 * except.c (output_function_exception_table): Do not reference the
10713 EH personality routine for functions that do not require an
10716 2007-03-20 Jakub Jelinek <jakub@redhat.com>
10719 * c-typeck.c (convert_for_assignment): Call comptypes for
10720 RECORD_TYPE or UNION_TYPE.
10722 PR inline-asm/30505
10723 * reload1.c (reload): Do invalid ASM checking after
10724 cleanup_subreg_operands.
10726 2007-03-19 Jeff Law <law@redhat.com>
10728 * tree-cfg.c (find_taken_edge): Tighten conditions for
10729 optimizing computed gotos.
10731 2007-03-19 Michael Matz <matz@suse.de>
10733 * builtins.c (expand_builtin_sync_operation,
10734 expand_builtin_compare_and_swap,
10735 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
10738 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
10739 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
10742 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10744 * doc/tm.texi: Add brackets around the return type of
10745 TARGET_SECONDARY_RELOAD.
10747 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
10748 Richard Guenther <rguenther@suse.de>
10750 PR tree-optimization/31254
10751 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
10752 Use handled_component_p () where appropriate. Continue
10753 propagating into the rhs if we propagated into an INDIRECT_REF
10756 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10758 * config/s390/s390.md (op_type attribute): RRR instruction type added.
10759 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
10760 (xde, xdee): Mode attributes adjusted to support DFP modes.
10761 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
10762 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
10763 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
10764 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
10765 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
10766 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
10767 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
10769 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
10770 "movsf"): Insn definitions removed.
10771 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
10772 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
10773 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
10775 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
10776 "reload_in<mode>", "reload_out<mode>"): Expander added.
10777 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
10780 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10782 * config/s390/s390.md: Only non-functional changes. Renamed
10783 FPR mode macro to BFP all over the file.
10785 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10787 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
10788 (op_type attribute): RRF instruction type added.
10789 (fT0): New mode attribute.
10790 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
10791 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
10792 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
10793 instruction no secondary memory is needed when moving DFmode values
10794 between GPRs and FPRs.
10796 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10798 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
10799 inverted and documentation adjusted.
10800 ("mhard-dfp", "msoft-dfp"): New options.
10801 * config/s390/s390.c (s390_handle_arch_option): New architecture
10803 (override_options): Sanity checks for the new options added.
10804 * config.gcc: New architecture switch: z9-ec.
10805 * config/s390/s390.h (processor_flags): PF_DFP added.
10806 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
10807 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
10808 when the bit is NOT set so remove it from the defaults.
10810 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10812 * genemit.c (main): Print include statement for dfp.h.
10813 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
10816 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
10818 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
10820 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
10823 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
10824 instead of PATTERN.
10826 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10828 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
10829 attr_length_call, output_call, output_indirect_call): Cleanup
10830 formatting of targetm calls.
10832 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
10834 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
10836 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10838 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
10839 reservation, bypass and anti-bypass descriptions for these
10840 instructions. Update move patterns.
10841 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
10844 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
10846 * tree-vect-transform.c (get_initial_def_for_induction): Replace
10847 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
10848 (get_initial_def_for_reduction): Likewise.
10850 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
10852 Fix PR tree-optimization/29922
10853 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
10854 (get_representative): Removed.
10855 (value_dies_in_block_x): Update for rvuse removal.
10856 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
10857 (compute_antic_aux): Handle when PHI nodes appear in
10858 non-single-successors.
10859 (dump_bitmap_of_names): Removed.
10860 (compute_antic_safe): Renamed and removed rvuse calculation.
10861 Calculate only antic safe.
10862 (insert_into_preds_of_block): Remove assert.
10863 (execute_pre): Update for renamed functions.
10864 (defer_or_phi_translate_block): New function.
10866 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
10868 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
10869 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
10871 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
10872 Follow spelling conventions.
10874 * tree-data-ref.h: Remove the prototype for analyze_array.
10876 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
10878 PR tree-optimization/31041
10879 * tree-vect-transform.c (get_initial_def_for_induction): Call
10880 force_gimple_operand.
10882 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
10884 * ipa-type-escape.c (look_for_casts) : Revert code to use
10885 handled_component_p due to ada test a-numaux.adb.
10887 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
10889 * final.c (final_scan_insn): Alter the condition of a
10890 conditional trap if we have nonstandard CC.
10892 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10894 * configure.ac: Remove excess quoting from asm line 0 test.
10895 * configure: Rebuilt.
10897 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10899 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
10900 * c-common.c (convert_and_check): Move warning logic to...
10901 (warnings_for_convert_and_check): ...here. Define.
10902 * c-common.h (warnings_for_convert_and_check): Declare.
10904 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10906 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
10907 (output_call): Likewise.
10909 2007-03-16 Richard Sandiford <richard@codesourcery.com>
10911 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
10913 2007-03-16 Richard Sandiford <richard@codesourcery.com>
10915 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
10917 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
10919 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
10920 opteron, athlon-64 and athlon-fx processor_alias_table entries.
10922 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
10924 PR tree-optimization/31183
10925 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
10926 Use double_int instead of unsigned int for representing access_strides.
10927 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
10929 2007-03-16 Richard Guenther <rguenther@suse.de>
10931 PR tree-optimization/31146
10932 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
10933 to allow recursion of forward_propagate_addr_expr.
10934 (forward_propagate_addr_into_variable_array_index): Likewise.
10935 (forward_propagate_addr_expr): Likewise.
10936 (tree_ssa_forward_propagate_single_use_vars): Likewise.
10937 (forward_propagate_addr_expr_1): Recurse on simple copies
10938 instead of propagating into them. Do so for useless conversions
10940 (forward_propagate_addr_expr): Clean up unused statements after
10943 2007-03-16 Richard Guenther <rguenther@suse.de>
10945 * builtins.c (expand_builtin_cexpi): Use the right argument
10946 for the expansion via cexp.
10948 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10950 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
10951 * configure: Rebuilt.
10953 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10956 * dwarf2out.c (force_type_die): Adjust comment.
10957 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
10959 2007-03-15 DJ Delorie <dj@redhat.com>
10961 * config/frv/predicates.md (minmax_operator): Don't check operands
10964 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
10966 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
10967 Update constant estimates of number of iterations.
10968 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
10969 argument renamed to "realistic".
10970 (compute_estimated_nb_iterations): Removed.
10971 (record_niter_bound): New function.
10972 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
10973 call record_nonwrapping_iv with upper = false.
10974 (infer_loop_bounds_from_signedness): Pass upper argument to
10975 record_nonwrapping_iv.
10976 (estimate_numbers_of_iterations_loop): Do not call
10977 compute_estimated_nb_iterations. Record estimate based on profile
10978 information. Initialize the constant estimates of number of
10980 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
10982 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
10983 number of iterations is too small.
10984 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
10985 (EST_NOT_AVAILABLE): Removed.
10986 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
10987 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
10990 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
10992 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
10993 Handle NE_EXPR guards.
10995 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10998 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
10999 Set also -pedantic-errors by default for the preprocessor unless
11000 -fpermissive is given.
11002 2007-03-15 Richard Guenther <rguenther@suse.de>
11004 PR middle-end/29719
11005 PR middle-end/31161
11006 * builtins.c (expand_builtin_cexpi): As a fallback if we
11007 don't have builtins for sincos or cexp create a function
11008 declaration for cexp and expand to a call to that.
11009 (expand_builtin_int_roundingfn): Always fall
11010 back to floor/ceil and its variants even if they may be
11013 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
11015 PR middle-end/31159
11016 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
11017 jump tables, move the call to delete_dead_jumptables from here...
11018 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
11019 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
11020 don't allow merging of blocks that try_redirect_by_replacing_jump
11021 also does not handle when not optimizing.
11023 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
11024 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11026 * config/i386/i386.md (x86_sahf_1): Correctly handle
11029 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
11032 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
11033 x86_64_general_operand as operand[2] predicate. Remove "iF"
11034 from operand constraints and use "e" constraint instead.
11035 (*subti3_1, *subti3_1 splitter): Ditto.
11036 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
11037 operand[1] predicate.
11039 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
11041 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
11042 arrays, multiply the access strides by the size of the sub-array.
11043 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
11045 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
11047 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
11048 the configured assembler supports the sahf mnemonic.
11049 * configure: Regenerate.
11050 * config.in: Regenerate.
11052 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
11053 emit "sahf" or ".byte\t0x9e" as asm template.
11055 2007-03-14 Michael Meissner <michael.meissner@amd.com>
11058 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
11059 option to replace hard coded TARGET_xxx in md file.
11060 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
11061 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
11062 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
11063 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
11064 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
11065 (X86_TUNE_NOT_VECTORMODE): Ditto.
11066 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
11067 (TUNE_AVOID_VECTOR_DECODE): Ditto.
11068 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
11069 (TUNE_SLOW_IMUL_IMM8): Ditto.
11070 (TUNE_MOVE_M1_VIA_OR): Ditto.
11071 (TUNE_NOT_UNPAIRABLE): Ditto.
11072 (TUNE_NOT_VECTORMODE): Ditto.
11074 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
11077 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
11078 tuning options instead of hard coded TARGET_xxx.
11079 (fix ssemode peephole2's): Ditto.
11080 (imul peephole2's): Ditto.
11082 (movdi_or_rex64): Ditto.
11083 (move peephole2): Ditto.
11084 (not peephole2's): Ditto.
11086 2007-03-14 Dirk Mueller <dmueller@suse.de>
11088 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
11089 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
11090 * c-parser.c (c_parser_if_body): Always add an empty statement in case
11092 * c-parser.c (c_parser_do_statement): Warn about empty body in
11093 do/while statement.
11094 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
11095 * doc/invoke.texi (-Wempty-body): Update documentation.
11097 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11100 * c-common.h (warn_for_div_by_zero): Declare.
11101 * c-common.c (warn_for_div_by_zero): Define.
11102 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
11105 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11107 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
11108 to PREFIX and STANDARD_PREFIX.
11110 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11111 Phil Edwards <phil@codesourcery.com>
11113 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
11114 (__gthread_once_t): Remove busy field for RTPs.
11115 (__GTHREAD_ONCE_INIT): Update accordingly.
11117 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11119 * doc/invoke.texi: Document VxWorks options.
11121 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
11123 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
11125 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
11127 PR tree-optimization/30590
11128 * tree-nrv.c (tree_nrv): Check for the partial update of the
11131 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
11133 * flags.h (flag_random_seed): Remove declaration, in favor of...
11134 * toplev.h (get_random_seed, set_random_seed): ... these.
11135 * tree.c (get_file_function_name): Use the former.
11136 * opts.c (common_handle_option): Use the latter.
11139 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
11141 PR middle-end/31127
11142 * cse.c (cse_find_path): Do not bail out if a basic block that
11143 we already visited now becomes part of a path that starts at a
11144 different basic block. Just disallow this, to make sure we
11145 visit each basic block at most once.
11147 2007-03-13 Jan Hubicka <jh@suse.cz>
11149 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
11150 attributes, when profile esitmate is present, calls with very low
11151 frequency are cold.
11153 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
11155 PR tree-optimization/30730
11156 PR tree-optimization/26900
11157 * tree-ssa-loop-niter.c: Include gmp.h.
11158 (bounds): New type.
11159 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
11160 split_to_var_and_offset, determine_value_range,
11161 bound_difference_of_offsetted_base, refine_bounds_using_guard,
11162 bound_difference, bounds_add, bounds_negate,
11163 number_of_iterations_ne_max, dump_affine_iv): New functions.
11164 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
11165 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
11166 difference of initial and final value of control iv to validate
11168 (number_of_iterations_cond): Add loop parameter. Determine bounds
11169 on the difference of the extremes of the control iv. Add dumps.
11170 (expand_simple_operations): Handle phi nodes.
11171 (simplify_using_initial_conditions): Do not record used conditions.
11172 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
11173 Do not set additional_info.
11174 (implies_nonnegative_p, implies_ge_p): Removed.
11175 (derive_constant_upper_bound): Do not use parameter `additional'.
11176 (record_estimate): Parameter `additional' removed. Parameter
11177 `i_bound' added. Do not call derive_constant_upper_bound.
11178 (record_nonwrapping_iv): Use derive_constant_upper_bound to
11179 bound the number of iterations estimate.
11180 (estimate_numbers_of_iterations_loop): Pass the estimate from
11181 the number of iterations analysis to record_estimate.
11182 * tree.h (multiple_of_p): Declare.
11183 * tree-scalar-evolution.c (expression_expensive_p): Removed.
11184 (scev_const_prop): Do not check expression_expensive_p.
11185 * fold-const.c (multiple_of_p): Exported.
11186 * double-int.c (double_int_mask): Exported.
11187 * double-int.h (double_int_mask): Declare.
11188 * tree-flow.h (struct tree_niter_desc): Removed additional_info
11189 field. Added max field.
11191 2007-03-13 David Taylor <taylor@candd.org>
11194 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
11197 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11200 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
11201 two unamed patterns.
11203 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
11205 * config/i386/i386.opt (mcx16, msahf): New options.
11206 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
11207 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
11209 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
11210 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
11211 Output -mcx16 and -msahf options when corresponding bit is set.
11213 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
11214 and -msahf options.
11216 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
11218 * configure.ac: Test for assembler tolerance to # 0 "".
11219 * configure, config.in: Rebuilt.
11220 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
11222 2007-03-13 Geoffrey Keating <geoffk@apple.com>
11224 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
11226 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
11227 (handle_syscall): Handle direct system calls.
11228 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
11230 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
11232 * doc/invoke.texi: Fix cpp.info cross-reference.
11233 * doc/passes.texi: Fix gcc.info cross-reference.
11235 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
11237 PR tree-optimization/30835
11238 * lambda-code.c (can_convert_to_perfect_nest): Check whether
11239 bb_for_stmt is not NULL before accessing it.
11241 2007-03-12 Joseph Myers <joseph@codesourcery.com>
11243 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
11246 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
11249 * doc/install.texi: Document --enable-stage1-languages
11251 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
11253 * tree-pass.h (pass_into_cfg_layout_mode,
11254 pass_outof_cfg_layout_mode): Declare.
11255 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
11256 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
11257 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
11258 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
11260 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
11262 * c-decl.c (warn_variable_length_array): New function.
11263 Refactored from grokdeclarator to handle warn_vla
11264 and handle unnamed array case.
11265 (grokdeclarator): Refactored VLA warning case.
11266 * c.opt (Wvla): New flag.
11267 * doc/invoke.texi (Wvla): New warning.
11269 2007-03-12 Richard Henderson <rth@redhat.com>
11271 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
11272 (TARGET_SECTION_TYPE_FLAGS): New.
11274 2007-03-12 Richard Henderson <rth@redhat.com>
11276 * config/darwin.c (machopic_reloc_rw_mask): New.
11277 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
11278 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
11280 2007-03-12 Mark Mitchell <mark@codesourcery.com>
11282 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
11283 * cppdefault.h (cpp_PREFIX): Document.
11284 (cpp_PREFIX_len): Likewise.
11285 (cpp_EXEC_PREFIX): New variable.
11286 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
11287 * c-incpath.c (add_standard_paths): Correct logic for relocating
11288 paths within prefix.
11290 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
11292 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
11293 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
11295 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
11296 fix_truncdfdi_sse using SSEMODEF mode macro.
11297 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
11298 fix_truncdfsi_sse using SSEMODEF mode macro.
11299 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
11300 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
11302 2007-03-12 Richard Sandiford <richard@codesourcery.com>
11304 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
11305 elfos.h to tm_file.
11307 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
11309 * tree.h : Add multiple_of_p declaration.
11310 * fold-const.c (multiple_of_p): Make multiple_of_p public.
11311 * ipa-type-escape.c (results_of_malloc): Redundant.
11312 (visited_stmts): New. Visited stmt for walk_use_def_chains.
11313 (cast_type): Extended with new members.
11314 (check_cast): Returns cast_type.
11315 (cast): New structure for data of walk_use_def_chains.
11316 (is_malloc_result, is_cast_from_non_pointer_1,
11317 is_cast_from_non_pointer,
11318 is_array_access_through_pointer_and_index): New functions.
11319 (look_for_casts): Returns cast types.
11320 (check_call): Returns void.
11321 (okay_pointer_operation): Use support of pointer plus index,
11322 pointer plus constant and allow all multiplications.
11324 2007-03-11 Richard Guenther <rguenther@suse.de>
11326 PR tree-optimization/31115
11327 * tree-vrp.c (extract_range_from_binary_expr): Make sure
11328 the shift count is positive and non-anti-range for RSHIFT_EXPR.
11329 A shift count of zero is not special as with *_DIV_EXPR.
11330 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
11333 2007-03-11 Ian Lance Taylor <iant@google.com>
11335 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
11336 the *_DIV_EXPR codes correctly with overflow infinities.
11338 2007-03-11 Ira Rosen <irar@il.ibm.com>
11340 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
11341 indicate success/failure of the analysis. Add negation to subtrahend
11342 in case of subtraction. Fail if both operands contain constants.
11343 (create_data_ref): Fail if analyze_offset fails.
11345 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
11347 * config/i386/i386.md (frndintxf2): Rename to ...
11348 (rintxf2): ... this. Remove expander having same name.
11349 (rintsf2, rintdf2): Implement using SSEMODEF macro.
11350 (roundsf2, rounddf2): Ditto.
11351 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
11352 (lround<mode>di2, lround<mode>si2): Ditto.
11354 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
11356 * lower-subreg.c: Include except.h.
11357 (decompose_multiword_subregs): Verify that the only control flow
11358 insns we can split are loads to multi-words pseudos.
11359 Handle breaking such blocks after splitting, instead of calling
11360 find_many_sub_basic_blocks.
11362 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
11363 on the new basic block. Add a lengthy comment explaining why we
11364 thought this was necessary.
11365 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
11367 2007-03-10 Mark Mitchell <mark@codesourcery.com>
11370 * tree.c (walk_type_fields): Recurse into the element type of
11371 ARRAY_TYPEs if there is a pointer set.
11373 2007-03-10 Dirk Mueller <dmueller@suse.de>
11375 * c-common.c (warn_logical_operator): Fix condition.
11377 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
11379 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
11381 * config/darwin.c (machopic_select_section): Remove superfluous
11382 argument in call to categorize_decl_for_section. Remove unused
11385 2007-03-10 Joseph Myers <joseph@codesourcery.com>
11387 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
11389 * configure: Regenerate.
11391 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
11394 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
11395 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
11396 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
11397 Add LABEL_NUSES to emitted label.
11398 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
11399 branch probability value to emitted jump insn.
11400 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
11401 Do not check life information and do not re-arrange input operands
11402 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
11404 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
11406 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
11407 the change of decode_asm_operands.
11409 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
11411 * mode-switching.c (create_pre_exit): Skip blockage insn.
11413 2007-03-09 Diego Novillo <dnovillo@redhat.com>
11415 * tree-pass.h (TODO_update_smt_usage): Remove.
11417 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
11421 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11423 * pa.c (attr_length_call): Revise condition for long
11424 pc-relative branch.
11425 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
11426 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
11427 sequence on SOM target.
11429 2007-03-09 Geoffrey Keating <geoffk@apple.com>
11431 * gcc.c: Document %{, in big comment at top.
11432 (input_suffix_matches): Remove special handling for .s and
11434 (input_spec_matches): New.
11435 (handle_braces): Handle %{,.
11436 (validate_switches): ',' indicates a value which is not a switch.
11437 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
11438 to detect assembler input.
11439 * config/i386/sol2.h (CPP_SPEC): Likewise.
11440 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
11441 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
11442 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
11443 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
11444 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
11445 -m64 causes deployment target to default to 10.5.
11446 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
11448 2007-03-09 Richard Henderson <rth@redhat.com>
11451 * target.h (targetm.asm.out.reloc_rw_mask): New.
11452 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
11453 (TARGET_ASM_OUT): Use it.
11454 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
11455 * varasm.c (categorize_decl_for_section): Remove shlib argument;
11456 use the new reloc_rw_mask target hook instead.
11457 (default_section_type_flags_1): Merge into...
11458 (default_section_type_flags): ... here.
11459 (decl_readonly_section_1): Merge into...
11460 (decl_readonly_section): ... here.
11461 (default_elf_select_section_1): Merge into...
11462 (default_elf_select_section): ... here.
11463 (default_unique_section_1): Merge into...
11464 (default_unique_section): ... here.
11465 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
11466 (default_select_rtx_section): Use it.
11467 (default_elf_select_rtx_section): Likewise.
11468 * output.h: Update to match.
11469 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
11470 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
11471 (TARGET_ASM_RELOC_RW_MASK): New.
11472 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
11473 to categorize_decl_for_section.
11474 (x86_64_elf_unique_section): Likewise.
11475 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
11476 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
11477 (TARGET_ASM_RELOC_RW_MASK): New.
11478 * config/ia64/ia64.c (ia64_rwreloc_select_section,
11479 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
11480 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
11481 (TARGET_RWRELOC): Remove.
11482 (ia64_section_type_flags): Adjust call to default_section_type_flags.
11483 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
11484 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
11485 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
11486 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
11487 (rs6000_xcoff_select_section): Use decl_readonly_section.
11488 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
11489 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
11490 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
11491 (TARGET_SECTION_TYPE_FLAGS): Remove.
11492 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
11494 2007-03-09 Roger Sayle <roger@eyesopen.com>
11496 * fold-const.c (fold_comparison): Remove compile-time evaluation of
11497 complex constant equality/inequality comparisons for here.
11498 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
11499 known at compile-time or can be simplified to a scalar comparison.
11500 (fold_relational_const): Move compile-time evaluation of complex
11501 constant equality/inequality comparisons to here.
11503 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11505 PR rtl-optimization/30643
11506 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
11508 (fold_rtx): Recurse, like before 2006-11-03.
11510 2007-03-09 DJ Delorie <dj@redhat.com>
11512 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
11515 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
11517 PR tree-optimization/30375
11518 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
11519 LHS of statements is not the same.
11520 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
11522 2007-03-09 Chao-ying Fu <fu@mips.com>
11524 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
11526 * doc/invoke.texi (-mdspr2): Document new option.
11527 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
11528 New unspec for DSP REV 2.
11529 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
11530 these instructions are extended in DSP REV 2.
11531 (mips-dspr2.md): Include.
11532 * config/mips/mips.opt (mdspr2): New option.
11533 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
11534 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
11535 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
11536 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
11537 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
11538 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
11539 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
11541 (bdesc_map): Add one field of unsupported_target_flags.
11542 (bdesc_arrays): Update entries to have extra fields. Add
11544 (mips_init_builtins): Initialize new function types.
11545 Check unsupported_target_fileds to filter out builtins.
11546 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
11548 (ASM_SPEC): Pass mdspr2 to the assembler.
11549 * config/mips/mips-dspr2.md: New file.
11551 2007-03-09 Sa Liu <saliu@de.ibm.com>
11553 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
11555 2007-03-09 Ian Lance Taylor <iant@google.com>
11557 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
11558 argument) like -Wstrict-overflow=2.
11559 * doc/invoke.texi (Warning Options): Update documentation.
11561 2007-03-09 Dirk Mueller <dmueller@suse.de>
11564 * doc/invoke.texi (-Wlogical-op): Document.
11565 * common.opt (-Wlogical-op): New.
11566 * c-common.h (warn_logical_operator): Declare.
11567 * c-common.c (warn_logical_operator): Define.
11568 * c-typeck.c (parser_build_binary_op): Call
11569 warn_logical_operator.
11571 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11573 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
11574 * final.c (final_scan_insn): Test for non-"" file name.
11576 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
11578 * doc/loop.texi: Document the Omega linear constraints solver.
11579 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
11580 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
11581 omega-hash-table-size, omega-max-keys, and
11582 omega-eliminate-redundant-constraints.
11583 * tree-pass.h (pass_check_data_deps): Declared.
11586 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
11587 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
11588 pass_check_data_deps): New.
11589 * tree-data-ref.c (init_data_ref): Remove declaration.
11590 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
11591 (analyze_array): Renamed init_array_ref, move up initializations.
11592 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
11593 Removed arguments that are set to NULL.
11594 (analyze_indirect_ref): Correct indentation, correct call to
11596 (object_analysis): Call init_array_ref instead of analyze_array.
11597 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
11598 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
11599 of DR_ACCESS_FNS_ADDR.
11600 (init_omega_eq_with_af, omega_extract_distance_vectors,
11601 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
11602 ddr_consistent_p): New.
11603 (compute_affine_dependence): Check consistency of ddrs when
11604 flag_check_data_deps is passed.
11605 (analyze_all_data_dependences): Uncomment.
11606 (tree_check_data_deps): New.
11607 * tree-data-ref.h: Include omega.h.
11608 (DR_ACCESS_FNS_ADDR): Removed.
11609 (data_dependence_relation): Add inner_loop.
11610 (DDR_INNER_LOOP): New.
11611 * common.opt (fcheck-data-deps): New.
11612 * tree-flow.h (tree_check_data_deps): Declare.
11613 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
11614 (OBJS-common): Depend on omega.o.
11616 * passes.c (pass_check_data_deps): Scheduled.
11617 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
11618 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
11619 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
11620 PARAM_VECT_MAX_VERSION_CHECKS,
11621 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
11623 2007-03-09 Richard Guenther <rguenther@suse.de>
11625 PR tree-optimization/30904
11626 PR middle-end/31058
11627 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
11628 the same way as *_DIV_EXPR.
11630 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11632 * recog.c (decode_asm_operands): No mixed declarations and code.
11634 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11636 * rtl.def (ASM_INPUT): Add location.
11637 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
11638 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
11639 (decode_asm_operands): Add loc operand.
11640 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
11641 * stmt.c (expand_asm): Rename to...
11642 (expand_asm_loc): ... this. Add locus argument. Pass it on to
11643 gen_rtx_ASM_INPUT_loc.
11644 (expand_asm_expr): Adjust.
11645 * recog.c (decode_asm_operands): Add loc operand.
11646 (check_asm_operands, extract_insn): Adjust.
11647 * reload1.c (maybe_fix_stack_asms): Likewise.
11648 * final.c (asm_insn_count): Likewise.
11649 (final_scan_insn): Output # line before and after asm.
11651 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
11653 * tree-ssa-structalias.c (variable_info): Remove
11655 (new_var_info): Ditto.
11656 (shared_bitmap_info_t): New structure.
11657 (shared_bitmap_table): New variable.
11658 (shared_bitmap_hash): New function.
11659 (shared_bitmap_eq): Ditto
11660 (shared_bitmap_lookup): Ditto.
11661 (shared_bitmap_add): Ditto.
11662 (merge_smts_into): Change to take bitmap directly.
11663 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
11664 (init_alias_vars): Init shared bitmap hashtable.
11665 (delete_points_to_sets): Delete shared bitmap hashtable.
11666 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
11667 is_aliased removal as a change that was still necessary was
11670 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
11672 * config/i386/i386.h (override_options): Conditionally disable
11673 x86_sahf for 64bit targets only.
11675 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
11678 * c-decl.c (merge_decls): Don't call make_var_volatile.
11679 * varasm.c (make_var_volatile): Remove.
11680 * output.h (make_var_volatile): Remove.
11682 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
11684 PR tree-optimization/31085
11685 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
11687 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11689 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
11690 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
11691 ATTR_CONST_NOTHROW_LIST.
11693 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
11696 2007-03-08 Diego Novillo <dnovillo@redhat.com>
11698 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
11700 2007-03-08 Geoffrey Keating <geoffk@apple.com>
11703 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
11705 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
11706 passed, use shared libgcc.
11708 2007-03-08 Roger Sayle <roger@eyesopen.com>
11710 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
11711 instead of calling build2 with a GIMPLE_MODIFY_STMT.
11712 (honor_protect_cleanup_actions, lower_try_finally_switch):
11714 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
11715 ifc_temp_var): Likewise.
11716 * tree-inline.c (setup_one_parameter): Likewise.
11717 * tree-mudflap.c (mf_decl_cache_locals,
11718 mf_build_check_statement_for): Likewise.
11719 * tree-nested.c (init_tmp_var, save_tmp_var,
11720 finalize_nesting_tree_1): Likewise.
11721 * tree-outof-ssa.c (insert_copy_on_edge,
11722 insert_backedge_copies): Likewise.
11723 * tree-profile.c (tree_gen_edge_profiler,
11724 tree_gen_ic_profiler): Likewise.
11725 * tree-scalar-evolution.c (scev_const_prop): Likewise.
11726 * tree-sra.c (sra_build_assignment): Likewise.
11727 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
11728 * tree-ssa-math-opts.c (insert_reciprocals,
11729 execute_cse_sincos_1): Likewise.
11730 * tree-tailcall.c (adjust_accumulator_values,
11731 adjust_return_value): Likewise.
11732 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
11733 * tree-vect-transform.c (vect_create_data_ref_ptr,
11734 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
11735 vect_create_epilog_for_reduction, vectorizable_reduction,
11736 vectorizable_call, vectorizable_conversion,
11737 vectorizable_assignment, vectorizable_operation,
11738 vectorizable_type_demotion, vect_gen_widened_results_half,
11739 vect_permute_store_chain, vectorizable_store,
11740 vect_setup_realignment, vect_permute_load_chain,
11741 vectorizable_load, vectorizable_condition,
11742 vect_create_cond_for_align_checks): Likewise.
11743 * tree-vrp.c (build_assert_expr_for): Likewise.
11745 2007-03-08 Ian Lance Taylor <iant@google.com>
11747 * tree-vrp.c: Include "intl.h".
11748 (usable_range_p): New static function.
11749 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
11750 overflowed values, juts set *strict_overflow_p.
11751 (compare_values): Only return -2 if one of the operands is not a
11753 (compare_ranges): Call usable_range_p.
11754 (compare_range_with_value): Likewise.
11755 (vrp_evaluate_conditional_warnv): Rename from
11756 vrp_evaluate_conditional. Make static. Change all callers.
11757 (vrp_evaluate_conditional): New function.
11758 (simplify_div_or_mod_using_ranges): Issue warning about reliance
11759 on signed overflow.
11760 (simplify_abs_using_ranges): Likewise.
11761 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
11762 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
11763 within_stmt parameter.
11764 * tree-ssa-propagate.c (fold_predicate_in): Update call to
11765 vrp_evaluate_conditional.
11766 * tree-ssa-threadedge.c
11767 (record_temporary_equivalences_from_stmts_at_dest): Change
11768 simplify parameter to take a second tree parameter.
11769 (simplify_control_stmt_condition): Likewise.
11770 (thread_across_edge): Likewise.
11771 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
11772 (thread_across_edge): Likewise.
11773 * Makefile.in (tree-vrp.o): Depend upon intl.h.
11775 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
11777 * config/i386/i386.h (TARGET_SAHF): New define.
11778 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
11779 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
11780 (x86_sahf): New global variable.
11781 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
11782 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
11783 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
11784 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
11786 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
11787 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
11788 when expanding fcomi/sahf based tests.
11789 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
11790 expanding sahf based alternative. Emit sahf based sequence when
11791 optimizing for code size.
11792 * config/i386/i386.md (x86_sahf_1): Do not disable for
11793 TARGET_64BIT, enable for TARGET_SAHF.
11795 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
11797 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
11798 spurious whitespace from error message.
11800 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
11803 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
11805 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
11807 * c-decl.c (grokdeclarator): Disable warnings for anonymous
11809 * tree-sra.c (instantiate_element): Propagate disabled warnings
11810 from the element itself to the created variable.
11812 2007-03-07 Richard Henderson <rth@redhat.com>
11815 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
11816 silently fix up the stack in the case of a missing register.
11818 2007-03-07 Paul Brook <paul@codesourcery.com>
11820 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
11822 2007-03-07 Joseph Myers <joseph@codesourcery.com>
11824 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
11826 (phase1_vrs): Use them.
11827 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
11828 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
11829 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
11830 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
11831 __gnu_Unwind_Restore_WMMXC if required.
11832 (_Unwind_VRS_Pop): Implement iWMMXt support.
11833 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
11834 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
11835 gnu_Unwind_Save_WMMXC): Define.
11837 2007-03-07 Richard Sandiford <richard@codesourcery.com>
11839 * config/vxworks.h (vxworks_override_options): Declare.
11840 (VXWORKS_OVERRIDE_OPTIONS): Use it.
11841 * config/vxworks.c: Include target.h and toplev.h.
11842 (vxworks_override_options): New function.
11843 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
11845 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
11847 * config/s390/s390.c (override_options): Don't emit an error when
11848 -mstack-size is used without providing -mstack-guard.
11849 (s390_emit_prologue): Choose stack_guard value automatically if not
11850 provided via command line.
11851 * doc/invoke.texi: Adjust description of -mstack-guard and
11854 2007-03-07 Richard Sandiford <richard@codesourcery.com>
11856 * config/i386/i386.c (output_set_got): Add a GOT initialization
11857 sequence for VxWorks PIC.
11858 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
11859 around labels as well as symbols. Use gotoff_operand instead
11860 of local_symbolic_operand.
11861 (legitimize_pic_address): Use gotoff_operand instead of
11862 local_symbolic_operand. Use @GOT accesses for labels as
11864 (ix86_output_addr_diff_elt): Use PC-relative rather than
11865 GP-relative offsets for VxWorks PIC.
11866 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
11867 no_new_pseudos. Check whether the returned register is op0.
11868 * config/i386/i386.md (tablejump): Use PC-relative rather than
11869 GP-relative offsets for VxWorks PIC.
11870 * config/i386/predicates.md (gotoff_operand): New predicate.
11872 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11874 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
11876 * config/vxworks-dummy.h: New file.
11877 * config/i386/i386.h: Include it.
11879 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
11881 * dwarf2out.c (is_inlined_entry_point): New
11882 (add_high_low_attributes): Emit DW_AT_entry_pc along with
11883 DW_AT_ranges if the first subblock is the entry point.
11885 2007-03-06 David Daney <ddaney@avtrex.com>
11887 * doc/install.texi (mips-*-*): Change recommended binutils
11890 2007-03-06 Anatoly Sokolov <aesok@post.ru>
11892 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
11893 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
11895 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11896 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11898 2007-03-06 Jan Hubicka <jh@suse.cz>
11900 * errors.h (warning, error, fatal, internal_error): Mark as cold.
11901 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
11903 (probably_cold_bb_p): Cold functions are cold.
11904 (probably_never_executed_bb_p): Cold functions are cold.
11905 (tree_bb_level_predictions): Predict calls to cold functions as not
11907 (compute_function_frequency): Check hot/cold attributes.
11908 * function.h (function_frequency): Update comments.
11909 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
11910 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
11911 (c_common_att): Add cold and hot.
11913 * doc/extend.texi (hot,cold attributes): Document.
11915 2007-03-06 Andrew Haley <aph@redhat.com>
11917 * function.c (expand_function_end): Move blockage to just after we
11918 emit the label for the naked return from the function.
11920 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11922 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
11925 2007-03-06 Jan Hubicka <jh@suse.cz>
11927 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
11928 loaded for constant large models. Non-large 64bit PIC can do.
11929 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
11930 * cmodel.h: Add LARGE PIC.
11931 * i386.md (UNSPEC_PLTOFF): New.
11932 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
11934 (*call_1_rex64): Disable for large models.
11935 (*call_1_rex64_large): New.
11936 (*call_value_1_rex64): Disable for large models.
11937 (*call_value_1_rex64_large): New.
11938 (set_rip_rex4): New.
11939 (set_got_offset_rex64): New.
11940 * predicates.md (constant_call_address_operand): For large model
11941 constant calls are not possible.
11942 * i386-protos.h (construct_plt_address): Declare.
11943 * i386.c (override_options): Accept large models.
11944 (ix86_expand_prologue): Expand large PIC GOT pointer load.
11945 (legitimate_constant_p): Add new UNSPECs.
11946 (legitimate_pic_operand_p): Likewise.
11947 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
11948 (legitimize_pic_address): Do easy RIP relative way for TLS only for
11950 (output_pic_addr_const): Add PLTOFF.
11951 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
11952 (ix86_expand_move): Legitimize pic address when in PIC mode.
11953 (construct_plt_address): New function.
11954 (ix86_expand_call): Offload the address to register and use GOT
11955 pointer for large model.
11956 * invoke.texi (mcmodel=large): Update documentation.
11958 2007-03-06 Richard Henderson <rth@redhat.com>
11960 * config/i386/i386.c (x86_use_leave, x86_push_memory,
11961 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
11962 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
11963 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
11964 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
11965 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
11966 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
11967 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
11968 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
11969 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
11970 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11971 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
11972 x86_sse_partial_reg_dependency, x86_sse_split_regs,
11973 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
11974 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
11975 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
11976 x86_schedule, x86_use_bt, x86_pad_returns,
11977 x86_use_xchgb): Merge into ...
11978 (ix86_tune_features): ... here. New array.
11979 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
11980 x86_bswap): Merge into ...
11981 (ix86_arch_features): ... here. New array.
11982 (x86_3dnow_a): Remove.
11983 (x86_accumulate_outgoing_args): Make static.
11984 (x86_arch_always_fancy_math_387): Make static.
11985 (ix86_tune_mask, ix86_arch_mask): Move ...
11986 (override_options): ... to local variables here. Apply the
11987 appropriate mask to each element of ix86_arch_features and
11988 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
11989 as were done in the old macros.
11990 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
11991 * config/i386/i386.h (x86_use_leave, x86_push_memory,
11992 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
11993 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
11994 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
11995 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
11996 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
11997 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
11998 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
11999 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
12000 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
12001 x86_partial_reg_dependency, x86_memory_mismatch_stall,
12002 x86_accumulate_outgoing_args, x86_prologue_using_move,
12003 x86_epilogue_using_move, x86_decompose_lea,
12004 x86_arch_always_fancy_math_387, x86_shift1,
12005 x86_sse_partial_reg_dependency, x86_sse_split_regs,
12006 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
12007 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
12008 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
12009 x86_use_incdec, x86_pad_returns, x86_bswap,
12010 x86_partial_flag_reg_stall): Remove.
12011 (enum ix86_tune_indices): New.
12012 (ix86_tune_features): New.
12013 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
12014 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
12015 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
12016 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
12017 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
12018 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
12019 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
12020 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
12021 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
12022 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
12023 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
12024 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
12025 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
12026 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
12027 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
12028 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
12029 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
12030 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
12031 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
12032 TARGET_EXT_80387_CONSTANTS): Use it.
12033 (enum ix86_arch_indices): New.
12034 (ix86_arch_features): New.
12035 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
12036 TARGET_BSWAP): Use it.
12037 (ix86_tune_mask, ix86_arch_mask): Remove.
12039 2007-03-06 Joseph Myers <joseph@codesourcery.com>
12042 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
12043 Define using $${sysroot_headers_suffix}.
12044 * configure: Regenerate.
12045 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
12046 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
12048 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
12049 * gcc.c (print_sysroot_headers_suffix): New.
12050 (option_map): Include --print-sysroot-headers-suffix.
12051 (display_help): Mention -print-sysroot-headers-suffix.
12052 (process_command): Handle -print-sysroot-headers-suffix.
12053 (do_spec_1): Append multilib directory to include-fixed path if
12054 sysroot suffixes in use.
12055 (main): Handle -print-sysroot-headers-suffix.
12056 * Makefile.in (start.encap): Don't depend on xlimits.h
12057 (xlimits.h): Remove.
12058 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
12059 limits.h for each multilib in fixinc_list.
12060 (fixinc_list, s-fixinc_list): New.
12061 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
12062 generate them for each multilib in fixinc_list.
12063 (stmp-fixproto): Use include-fixed. Run fixproto for each
12064 multilib in fixinc_list.
12065 (mostlyclean): Don't remove xlimits.h.
12066 (clean): Remove include-fixed.
12067 (real-install-headers-tar, real-install-headers-cpio,
12068 real-install-headers-cp): Don't copy include, only include-fixed.
12069 (install-mkheaders): Depend on fixinc_list. Don't depend on
12070 xlimits.h. Save limits.h files for each multilib in fixinc_list.
12071 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
12072 SYSTEM_HEADER_DIR setting in mkheaders.conf.
12074 2007-03-06 Jan Hubicka <jh@suse.cz>
12076 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
12079 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12081 * configure.ac: Allow tm_file to contain build-directory files.
12082 * configure: Regenerate.
12083 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
12084 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
12085 * config/m68k/print-sysroot-suffix.sh: New file.
12087 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12089 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
12090 of pic_offset_table_rtx if reload_completed.
12091 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
12092 PIC_OFFSET_TABLE_REGNUM.
12093 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
12095 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
12096 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
12098 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12100 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
12101 functions that call eh_return.
12103 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12105 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
12106 functions that need a constant pool.
12108 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12111 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
12112 (m68k_preferred_reload_class): Likewise.
12113 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
12114 (SECONDARY_RELOAD_CLASS): Define.
12115 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
12116 (LIMIT_RELOAD_CLASS): Delete.
12117 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
12118 registers from storing bytes.
12119 (m68k_secondary_reload_class): New function.
12120 (m68k_preferred_reload_class): Likewise.
12122 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12124 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
12126 (m68k_expand_prologue): Likewise.
12128 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12130 * config/m68k/m68k-protos.h (output_sibcall): Declare.
12131 (mips_expand_epilogue): Add a bool parameter.
12132 (m68k_legitimize_sibcall_address): Declare.
12133 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
12134 (m68k_expand_epilogue): Add a parameter to select between sibling
12135 and normal epilogues. Only generate a return for the latter.
12136 (m68k_ok_for_sibcall_p): New function.
12137 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
12138 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
12139 (sibcall_value, *sibcall_value): Likewise.
12140 (*call, *call_value): Require !SIBLING_CALL_P.
12141 (epilogue): Update call to m68k_expand_epilogue.
12142 (sibcall_epilogue): New pattern.
12143 * config/m68k/predicates.md (const_call_operand): Say that this
12144 predicate applies to sibling calls too.
12145 (sibcall_operand): New predicate.
12147 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12149 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
12150 alternatives as movsi_cf.
12151 (movsf_cf_hard): Add commentary.
12153 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
12154 Richard Sandiford <richard@codesourcery.com>
12156 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
12157 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
12158 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
12159 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
12160 as being live on exit from an interrupt function.
12161 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
12162 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
12163 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
12164 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
12165 (m68k_interrupt_function_p): Globalize.
12166 (m68k_compute_frame_layout): Remove reverse mask code.
12167 (m68k_emit_movem, m68k_set_frame_related): New functions.
12168 (m68k_output_function_prologue): Delete in favor of...
12169 (m68k_expand_prologue): ...this new function.
12170 (m68k_output_function_epilogue): Delete in favor of...
12171 (m68k_expand_epilogue): ...this new function.
12172 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
12174 (print_operand): Handle %?.
12175 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
12176 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
12177 (prologue, epilogue): New patterns.
12178 (return): Turn into a define_expand.
12179 (*return): New pattern, derived from old "return" pattern. Use rte
12180 rather than rts for interrupt functions. Only use rtd if the pop
12182 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
12183 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
12184 (link, *link, unlink, *unlink, load_got): Likewise.
12186 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12190 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
12191 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
12192 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
12193 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
12194 and m68k_matches_u_p.
12195 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
12196 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
12197 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
12198 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
12199 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
12200 (REG_STRICT_P): New macro.
12201 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
12202 PCREL_GENERAL_OPERAND_OK.
12203 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
12204 m68k_legitimate_base_reg_p.
12205 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
12206 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
12207 (PIC_CASE_VECTOR_ADDRESS): Update comment.
12208 * config/m68k/m68k.c (m68k_address): New structure.
12209 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
12210 (m68k_decompose_index, m68k_legitimate_constant_address_p)
12211 (m68k_jump_table_ref_p, m68k_decompose_address)
12212 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
12213 (m68k_matches_u_p): New functions.
12214 (print_operand_address): Rewrite to use m68k_decompose_index.
12216 2007-03-05 David Taylor <dtaylor@emc.com>
12218 * gcc.c: Correct copyright date in --version output.
12220 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12222 * pa.md: In unamed move patterns, disparge copies between general
12223 and floating point registers using '?' modifier. Don't include 'f'
12224 constraint for register preferences in DImode, SImode, HImode and
12225 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
12226 Remove constraints for copies between general and floating registers
12227 in soft-float DFmode pattern.
12228 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
12232 2007-03-05 Mike Stump <mrs@apple.com>
12234 * c-common.c (targetcm): Add.
12235 * c-opts.c (c_common_handle_option): Handle language specific
12237 * opts.c (handle_option): Verify language for target options, if
12239 * opth-gen.awk: Add CL_LANG_ALL.
12240 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
12241 (TARGETCM_INITIALIZER): Add.
12242 * target.h (struct gcc_targetcm): Add.
12244 * targhooks.c (default_handle_c_option): Add.
12245 * targhooks.h (default_handle_c_option): Add.
12246 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
12248 * config/darwin.opt (iframework): Add.
12249 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
12250 * config/darwin-c.c (handle_c_option): Add.
12251 (TARGET_HANDLE_C_OPTION): Add.
12253 * doc/invoke.texi (Darwin Options): Add -iframework.
12255 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12257 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
12260 2007-03-05 Ian Lance Taylor <iant@google.com>
12262 * c.opt (fgnu89-inline): New option.
12263 * c-opts.c (c_common_post_options): Set default value for
12265 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
12266 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
12268 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
12269 (grokdeclarator, start_function): Likewise.
12270 * c-cppbuiltin.c (c_cpp_builtins): Define either
12271 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
12272 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
12273 (C Dialect Options): Document -fgnu89-inline.
12274 * doc/extend.texi (Function Attributes): Explain what the
12275 gnu_inline attribute does.
12276 * doc/cpp.texi (Common Predefined Macros): Document
12277 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
12279 2007-03-05 Ian Lance Taylor <iant@google.com>
12281 PR tree-optimization/31034
12282 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
12283 half-range if the other side is an overflow infinity.
12285 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
12287 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
12288 (bfin*-linux-uclibc*): New configuration.
12289 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
12291 * config/bfin/linux.h: New file.
12292 * config/bfin/libgcc-bfin.ver: New file.
12293 * config/bfin/t-bfin-uclinux: New file.
12294 * config/bfin/t-bfin-linux: New file.
12295 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
12296 (TARGET_OS_CPP_BUILTINS): New macro.
12298 2007-03-05 Richard Guenther <rguenther@suse.de>
12300 * fold-const.c (fold_binary): Remove duplicate folding
12301 of comparison of non-null ADDR_EXPR against null.
12303 2007-03-05 Richard Guenther <rguenther@suse.de>
12304 Dorit Nuzman <dorit@il.ibm.com>
12306 PR tree-optimization/26420
12307 * tree-vectorizer.c (vectorize_loops): Bail out early if there
12308 are no loops in the function. Only print the number of
12309 vectorized loops if it is greater than zero or we are supposed
12310 to print information about unvectorized loops.
12312 2007-03-05 Revital Eres <eres@il.ibm.com>
12314 * gcc.dg/var-expand1.c: New test.
12315 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
12316 when an accumulator is expanded.
12318 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12321 * c-common.c (convert_and_check): Don't give warnings for
12322 conversion if 'expr' already overflowed.
12324 2007-03-04 Roger Sayle <roger@eyesopen.com>
12326 PR middle-end/30744
12327 * fold-const.c (fold_comparison): Enforce type consistency when
12328 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
12330 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
12332 * tree-ssa-address.c (create_mem_ref): Do not put an expression
12333 containing a cast to the base of TARGET_MEM_REF.
12335 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
12337 * tree.c (tree_contains_struct_check_failed): Remove spurious
12338 whitespace from error message.
12340 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
12343 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
12344 instead of precision.
12346 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
12347 Nathan Sidwell <nathan@codesourcery.com>
12349 * emit-rtl.c (find_auto_inc): New.
12350 (try_split): recreate REG_INC notes,
12351 Use regular for loops rather than whiles.
12353 2007-03-03 Andreas Schwab <schwab@suse.de>
12355 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
12356 * configure: Regenerate.
12358 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12360 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
12361 flag_rounding_math, not flag_unsafe_math_optimizations.
12363 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
12365 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
12366 alpha_fold_vector_minmax): Likewise.
12367 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
12368 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
12370 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
12372 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
12373 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
12374 if the lhs has side-effects.
12375 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
12377 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12379 * config/i386/i386.h (TUNEMASK): Remove define.
12380 (ARCHMASK): Remove define.
12381 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
12382 Use ix86_arch_mask variable instead of ARCHMASK.
12383 * config/i386/i386.c (override_options): Ditto.
12384 (standard_80387_constant_p): Ditto.
12386 2007-03-02 Ian Lance Taylor <iant@google.com>
12388 Used signed infinities in VRP.
12389 * tree-vrp.c (uses_overflow_infinity): New static function.
12390 (supports_overflow_infinity): New static function.
12391 (make_overflow_infinity): New static function.
12392 (negative_overflow_infinity): New static function.
12393 (positive_overflow_infinity): New static function.
12394 (is_negative_overflow_infinity): New static function.
12395 (is_positive_overflow_infinity): New static function.
12396 (is_overflow_infinity): New static function.
12397 (overflow_infinity_range_p): New static function.
12398 (compare_values_warnv): New function split out of compare_values.
12399 (compare_value): Call it.
12400 (set_value_range_to_nonnegative): Add overflow_infinity
12401 parameter. Change caller.
12402 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
12404 (vrp_expr_computes_nonzero): Likewise.
12405 (compare_ranges, compare_range_with_value): Likewise.
12406 (compare_name_with_value, compare_names): Likewise.
12407 (vrp_evaluate_conditional): Likewise.
12408 (set_value_range): Handle infinity
12409 (vrp_operand_equal_p, operand_less_p): Likewise.
12410 (extract_range_from_assert): Likewise.
12411 (vrp_int_const_binop): Likewise.
12412 (extract_range_from_binary_expr): Likewise.
12413 (extract_range_from_unary_expr): Likewise.
12414 (extract_range_from_comparison): Likewise.
12415 (extract_range_from_expr): Likewise.
12416 (dump_value_range): Likewise.
12417 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
12418 (test_for_singularity): Likewise.
12419 (vrp_int_const_binop): Remove inline qualifier.
12420 (adjust_range_with_scev): Add comment.
12421 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
12423 2007-03-02 Diego Novillo <dnovillo@redhat.com>
12425 * tree-ssa-structalias.c (could_have_pointers): Tidy.
12426 (get_constraint_for): Likewise.
12427 (do_structure_copy): Likewise.
12428 (find_func_aliases): Fix references to MODIFY_EXPR.
12429 (intra_create_variable_infos): Tidy.
12430 * tree-ssa-operands.c (add_virtual_operand): Add argument
12432 When adding members of alias sets, if IS_CALL_SITE is true and
12433 the symbol is not call-clobbered, skip it.
12434 Adjust all callers.
12436 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
12438 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
12439 entry by means of emit_insn_at_entry.
12441 2007-03-02 Richard Henderson <rth@redhat.com>
12443 * expr.h (promoted_input_arg): Remove decl.
12444 * function.c (promoted_input_arg): Merge into ...
12445 * combine.c (setup_incoming_promotions): ... only caller.
12446 Rearrange to avoid double loop.
12448 2007-03-02 Ben Elliston <bje@au.ibm.com>
12449 Peter Bergner <bergner@vnet.ibm.com>
12450 Janis Johnson <janis187@us.ibm.com>
12452 * config/rs6000/dfp.md: New file.
12453 * config/rs6000/rs6000.md: Include dfp.md.
12454 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
12455 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
12456 and TDmode decimal float modes in FP registers.
12457 (num_insns_constant): Likewise.
12458 (rs6000_legitimate_offset_address_p): Likewise.
12459 (rs6000_legitimize_address): Likewise.
12460 (rs6000_legitimize_reload_address): Likewise.
12461 (rs6000_legitimate_address): Likewise.
12462 (rs6000_emit_move): Likewise.
12463 (function_arg_boundary): Likewise.
12464 (function_arg_advance): Likewise.
12465 (rs6000_darwin64_record_arg_recurse): Likewise.
12466 (function_arg): Likewise.
12467 (rs6000_gimplify_va_arg): Likewise.
12468 (rs6000_split_multireg_move): Likewise.
12469 (rs6000_output_function_epilogue): Likewise.
12470 (rs6000_output_function_epilogue): Likewise.
12471 (rs6000_register_move_cost): Likewise.
12472 (rs6000_function_value): Likewise.
12473 (rs6000_libcall_value): Likewise.
12475 2007-03-02 Richard Sandiford <richard@codesourcery.com>
12477 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
12479 2007-03-02 Richard Sandiford <richard@codesourcery.com>
12481 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
12482 Use $MULTIDIR to choose between the kernel and RTP headers,
12483 and use $WIND_BASE and $WIND_USR to locate them.
12485 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12487 * config/i386/i386.c (override_options): Put initialization of
12488 ix86_tune_mask and ix86_arch_mask to the correct place.
12490 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12491 Michael Meissner <michael.meissner@amd.com>
12494 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
12495 (ARCHMASK): Define.
12496 (TARGET_CMOVE): Use ARCHMASK.
12497 (TARGET_CMPXCHG): Ditto.
12498 (TARGET_CMPXCHG8B): Ditto.
12499 (TARGET_XADD): Ditto.
12500 (TARGET_BSWAP): Ditto.
12501 * config/i386/i386.c (ix86_tune_mask): New global variable.
12502 (ix86_arch_mask): Ditto.
12503 (override_options): Initialize ix86_tune_mask and
12504 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
12507 2007-03-02 Ben Elliston <bje@au.ibm.com>
12510 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
12512 2007-03-02 Joseph Myers <joseph@codesourcery.com>
12514 * target.h (init_dwarf_reg_sizes_extra): New target hook.
12515 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
12516 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
12517 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
12519 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
12520 rs6000_init_dwarf_reg_sizes_extra): New.
12521 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
12522 SPE register high parts.
12524 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
12526 * Makefile.in: Add install-pdf target as
12527 copied from automake v1.10 rules.
12528 * configure.ac: Add install-pdf to target list.
12529 * configure: Regenerate.
12531 2007-03-01 Paul Brook <paul@codesourcery.com>
12533 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
12534 modes to LDRD for DImode.
12535 (output_move_double): Fixup out of range ldrd/strd.
12536 (vfp_secondary_reload_class): Rename...
12537 (coproc_secondary_reload_class): ... to this. Add wb argument.
12538 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
12539 coproc_secondary_reload_class for CLASS_IWMMXT.
12540 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
12541 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
12543 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
12545 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
12546 unroll factor by the estimated number of iterations.
12547 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
12548 than prefetch latency.
12550 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
12551 decode_caches_intel, detect_caches_intel): New functions.
12552 (host_detect_local_cpu): Use detect_caches_amd and
12553 detect_caches_intel.
12555 2007-03-01 Richard Henderson <rth@redhat.com>
12557 * expr.c (emit_move_complex_push): Export.
12558 (emit_move_complex_parts): Split out from ...
12559 (emit_move_complex): ... here.
12560 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
12561 * config/i386/i386.md (movcdi): New.
12563 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
12565 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
12566 size of mode1 to check for tieable modes in MMX case.
12568 2007-03-01 Richard Sandiford <richard@codesourcery.com>
12570 * Makefile.in (rtlanal.o): Depend on tree.h.
12571 * rtl.h (offset_within_section_p, split_const): Declare.
12572 * rtlanal.c: Include tree.h.
12573 (offset_within_block_p): New function, taken from
12574 mips_offset_within_object_p.
12575 (split_const): New function, taken from mips_split_const.
12576 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
12578 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
12579 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
12580 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
12581 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
12582 (m68k_illegitimate_symbolic_constant_p): New function.
12583 * config/m68k/m68k.md (movsi): Remove misleading predicates.
12584 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
12585 symbolic constant that might be outside the symbol's section,
12586 move the symbol first and then add the offset.
12587 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
12589 * config/mips/mips.c (mips_split_const): Delete.
12590 (mips_offset_within_object_p): Delete.
12591 (mips_symbolic_constant_p): Use offset_within_section_p and
12592 split_const instead of mips_offset_within_object_p and
12594 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
12595 (mips_legitimize_const_move, print_operand_reloc)
12596 (mips_dangerous_for_la25_p): Use split_const instead of
12599 2007-02-28 Eric Christopher <echristo@apple.com>
12601 * Makefile.in (install-include-dir): Don't rm -rf include.
12603 2007-02-28 Richard Guenther <rguenther@suse.de>
12605 PR middle-end/30364
12606 * fold-const.c (fold_binary): Do not associate expressions
12607 with more than one variable for integer types that do not wrap.
12609 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
12611 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
12612 Delete, and replace with...
12613 (fold_builtin_call_array): This. Update callers to use it.
12614 * fold-const.c (fold_build_call_list): Delete, and replace with...
12615 (fold_build_call_array): This.
12616 (fold_build_call_list_initializer): Delete, and replace with...
12617 (fold_build_call_array_initializer): This.
12618 * tree.h: Update declarations to reflect above changes.
12620 * c-typeck.c (build_function_call): Store converted arguments
12621 in a stack-allocated array instead of building a list.
12622 (convert_arguments): Store arguments in the array passed in as an
12623 argument, and return the actual number of arguments.
12624 * c-format.c: (check_function_format): Pass arguments in an
12625 array instead of a list.
12626 * c-common.c (check_function_nonnull): Likewise.
12627 (check_function_sentinel): Likewise.
12628 (check_function_arguments): Likewise.
12629 * c-common.h: Update declarations to reflect above changes.
12631 2007-02-28 Jan Hubicka <jh@suse.cz>
12633 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
12634 PRED_NEGATIVE_RETURN): Update outcomes.
12636 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
12638 * calls.c (emit_library_call_value_1): Handle partial registers
12639 correctly when building up CALL_INSN_FUNCTION_USAGE.
12641 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12643 * pa/predicates.md (move_src_operand): Allow zero for mode.
12644 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
12647 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
12650 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
12651 *movv2df_internal): Enable pattern only for valid operand
12653 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
12654 tie only 128bit modes. For MMX registers, tie only 64bit modes.
12656 2007-02-27 Mike Stump <mrs@apple.com>
12658 * config/darwin-crt3.c: Avoid compilation when compiling for a
12661 2007-02-27 Joseph Myers <joseph@codesourcery.com>
12663 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
12665 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
12666 for fixed headers and limits.h.
12667 (install-include-dir, install-headers-tar, install-headers-cpio,
12668 install-headers-cp, real-install-headers-tar,
12669 real-install-headers-cpio, real-install-headers-cp): Handle
12670 include-fixed as well as include.
12671 (install-mkheaders): Don't install files that go only in include
12673 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
12674 from GCC_INCLUDE_DIR.
12675 * gcc.c (process_command): Remove special -BstageN/ handling.
12676 (do_spec_1): Add include-fixed directories.
12678 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12680 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
12682 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
12684 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
12687 2007-02-27 Mark Mitchell <mark@codesourcery.com>
12689 * c-common.c (get_priority): Add check for
12690 SUPPORTS_INIT_PRIORITY.
12692 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12694 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
12696 * config/bfin/bfin.c: Include "cfglayout.h".
12697 (MAX_LSETUP_DISTANCE): New macro.
12698 (struct loop_info): New members incoming, incoming_src and
12699 incoming_dest. Delete member predecessor.
12700 (length_for_loop): New function.
12701 (bfin_optimize_loop): Handle more different loop structures.
12702 (bfin_discover_loop): Rework detection of predecessor blocks by
12703 examining incoming edges.
12704 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
12706 (bfin_reorder_loops): New function.
12707 (bfin_reorg_loops): Use these three new functions.
12709 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
12710 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
12711 (CONSTRAINT_LEN): Add entry for 'q'.
12712 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
12713 Add 'q' constraints.
12714 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
12715 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
12717 * config/bfin/bfin.md (add_with_carry): New pattern.
12718 (s_or_u, su_optab, su_modifier): New code macros/attrs.
12719 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
12720 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
12721 support unsigned multiplies too. Removed incorrect commutativity from
12722 operand 1 constraint where appropriate.
12723 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
12725 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
12726 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
12728 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
12729 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
12730 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
12731 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
12732 usmulhisi_hh_huh): New patterns.
12734 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
12735 lshifthi3): Fix output template to use half reg for operand 2.
12737 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
12740 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
12742 2007-02-27 Andreas Schwab <schwab@suse.de>
12744 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
12746 2007-02-27 Jan Hubicka <jh@suse.cz>
12748 * predict.c (last_basic_block_p): Remove.
12749 (tree_estimate_probability): Update return heuristic for commonized
12752 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
12754 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
12756 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
12758 * doc/include/gcc-common.texi (versionsubtitle): New macro.
12759 * doc/cpp.texi: Standardize title page.
12760 * doc/cppinternals.texi: Likewise.
12761 * doc/gcc.texi: Standardize title page, remove version number
12762 from copyright page.
12763 * doc/gccint.texi: Likewise.
12764 * doc/install.texi: Standardize title page, add table of
12767 2007-02-26 Jan Hubicka <jh@suse.cz>
12769 * predict.def: Set outcomes according to more recent results.
12770 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
12771 Remove dead predictors.
12772 * predict.c (return_prediction): Fix pasto.
12774 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12776 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
12777 change; avoid a memory leak when returning early.
12779 2007-02-26 Mark Mitchell <mark@codesourcery.com>
12781 * c-decl.c (static_ctors): Move to c-common.c.
12782 (static_dtors): Likewise.
12783 (finish_function): Use c_record_cdtor_fn.
12784 (build_cdtor): Move to c-common.c.
12785 (c_write_global_declarations): Use c_build_cdtor_fns.
12786 * c-common.h (static_ctors): Declare.
12787 (static_dtors): Likewise.
12788 (c_record_cdtor_fn): Likewise.
12789 (c_build_cdtor_fns): Likewise.
12790 * c-common.c (static_ctors): New variable.
12791 (static_dtors): Likewise.
12792 (c_record_cdtor_fn): New function.
12793 (build_cdtor): Move from c-decl.c
12794 (c_build_cdtor_fns): New function.
12796 * output.h (assemble_addr_to_section): Declare.
12797 (get_cdtor_priority_section): Likewise.
12798 * varasm.c (assemble_addr_to_section): New function.
12799 (get_cdtor_priority_section): Likewise.
12800 (default_named_section_asm_out_destructor): Use them.
12801 (destor_dtor_section_asm_out_destructor): Likewise.
12802 (default_named_section_asm_out_constructor): Likewise.
12803 (default_ctor_section_asm_out_constructor): Likewise.
12804 * config.gcc (*-*-vxworks*): Include vxworks.o.
12805 * config/t-vxworks (vxworks.o): New target.
12806 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
12807 (TARGET_ASM_CONSTRUCTOR): Define.
12808 (TARGET_ASM_DESTRUCTOR): Likewise.
12809 (vxworks_asm_out_constructor): Declare.
12810 (vxworks_asm_out_destructor): Likewise.
12812 * c-common.c (get_priority): Check that we have not just an
12813 INTEGER_CST, but an integer constant with integeral type.
12815 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
12817 PR tree-optimization/30938
12818 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
12819 use &dt[nargs-1] instead of &dt[nargs] in the call to
12820 vect_is_simple_use().
12822 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
12824 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
12825 from register elimination as PRE_MODIFY / POST_MODIFY increments.
12826 Do not attempt to handle MEM inside auto-inc expressions.
12827 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
12828 of a register modified by an auto-inc expression. However, do handle
12829 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
12830 (elimination_effects): Prohibit elimination of a register modified
12831 by an auto-inc expression. Disable register elimination rules whose
12832 target register is modified by an auto-inc expression with variable
12835 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
12837 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
12839 (array_at_struct_end_p): New function.
12840 (idx_infer_loop_bounds): Use it.
12841 (estimate_numbers_of_iterations_loop): Export.
12842 * predict.c (predict_loops): Use estimated_loop_iterations_int.
12843 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
12844 (tree_estimate_probability): Call record_loop_exits.
12845 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
12846 (estimated_loop_iterations, estimated_loop_iterations_int,
12847 estimated_loop_iterations_tree): New functions.
12848 (analyze_siv_subscript_cst_affine,
12849 compute_overlap_steps_for_affine_1_2,
12850 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
12851 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
12852 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
12853 (PRED_LOOP_ITERATIONS_GUESSED): New.
12854 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
12855 * cfgloop.h (estimate_numbers_of_iterations_loop,
12856 estimated_loop_iterations_int): Declare.
12858 2007-02-25 Mark Mitchell <mark@codesourcery.com>
12860 * doc/extend.texi: Document optional priority argument to
12861 constructors and destructors.
12862 * tree.c (init_priority_for_decl): Adjust GTY markers.
12863 (init_ttree): Use priority-info hash functions for
12864 init_priority_for_decl.
12865 (tree_map_eq): Rename to ...
12866 (tree_map_base_eq): ... this.
12867 (tree_map_marked_p): Rename to ...
12868 (tree_map_base_marked_p): ... this.
12869 (tree_map_base_hash): New function.
12870 (decl_init_priority_lookup): Rework.
12871 (decl_fini_priority_lookup): New function.
12872 (decl_priority_info): New function.
12873 (decl_init_priority_insert): Use it.
12874 (decl_fini_priority_insert): Likewise.
12875 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
12877 (decl_restrict_base_insert): Likewise.
12878 (decl_debug_expr_insert): Likewise.
12879 (decl_value_expr_lookup): Likewise.
12880 (decl_value_expr_insert): Likewise.
12881 * tree.h (priority_type): New type.
12882 (decl_init_priority_lookup): Use priority_type.
12883 (decl_fini_priority_lookup): New function.
12884 (decl_init_priority_insert): Use priority_type.
12885 (decl_fini_priority_insert): New function.
12886 (DECL_HAS_INIT_PRIORITY): Tweak comments.
12887 (DECL_INIT_PRIORITY): Likewise.
12888 (SET_DECL_INIT_PRIORITY): Add comment.
12889 (DECL_FINI_PRIORITY): New macro.
12890 (SET_DECL_FINI_PRIORITY): Likewise.
12891 (DEFAULT_INIT_PRIORITY): Document.
12892 (MAX_INIT_PRIORITY): Likewise.
12893 (MAX_RESERVED_INIT_PRIORITY): Likewise.
12894 (tree_map_base): New type.
12895 (tree_map_base_eq): New function.
12896 (tree_map_base_hash): Likewise.
12897 (tree_map_base_marked_p): Likewise.
12898 (tree_map): Inherit from tree_map_base.
12899 (tree_map_eq): Make it a macro.
12900 (tree_map_marked_p): Likewise.
12901 (tree_int_map): Inherit from tree_map_base.
12902 (tree_int_map_eq): Make it a macro.
12903 (tree_int_map_hash): Likewise.
12904 (tree_int_map_marked_p): Likewise.
12905 (tree_priority_map): New type.
12906 (tree_priority_map_eq): New macro.
12907 (tree_priority_map_hash): Likewise.
12908 (tree_priority_map_marked_p): Likewise.
12909 * varasm.c (emults_decl): Adjust for refactoring of tree_map
12911 (emutls_common_1): Likewise.
12912 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
12913 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
12914 of tree_map hierarchy.
12915 * tree-cfg.c (move_stmt_r): Likewise.
12916 (new_label_mapper): Likewise.
12917 * c-tree.h (c_expand_body): Move to ...
12918 * c-common.h (c_expand_body): ... here.
12919 * c-decl.c (c_expand_body): Move to ...
12920 * c-common.c (c_expand_body): ... here.
12921 (c_common_attribute_table): Allow 1 argument for the constructor
12922 and destructor attributes.
12923 (get_priority): New function.
12924 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
12925 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
12927 2007-02-24 Jan Hubicka <jh@suse.cz>
12929 PR middle-end/30509
12930 * tree-inline.c (copy_bb): Produce exact copy of EH info when
12931 copying for inlining.
12933 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12934 Jan Hubicka <jh@suse.cz>
12937 * i386.c (counter_mode): New function.
12938 (expand_set_or_movmem_via_loop): Use it.
12939 (expand_movmem_epilogue): Likewise; fix pasto.
12940 (ix86_expand_movmem): Do emit guard even for constant counts.
12941 (ix86_expand_setmem): Likewise.
12943 2007-02-25 Nick Clifton <nickc@redhat.com>
12945 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
12946 (JUMP_TABLES_IN_TEXT_SECTION): Define.
12948 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12951 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
12952 count argument with 0x10, not with 0x16.
12953 (expand_setmem_epilogue): Ditto.
12955 2007-02-24 Mike Stump <mrs@apple.com>
12957 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
12960 2007-02-24 Richard Guenther <rguenther@suse.de>
12962 PR middle-end/30951
12963 * fold-const.c (fold_binary): Fold x +- CST op x for
12964 EQ_EXPR and NE_EXPR.
12966 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12968 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
12970 2007-02-24 Jan Hubicka <jh@suse.cz>
12972 * cgraphunit.c (decide_is_function_needed): Honor
12973 -fkeep-inline-functions.
12975 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12977 * builtins.c (fold_builtin_modf): New.
12978 (fold_builtin_2): Use it.
12980 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
12982 * loop-iv.c (implies_p): Detect additional cases where A implies B.
12983 (determine_max_iter): Take additional LOOP arg; all callers changed.
12984 Lose broken logic dealing with PLUS. Try to limit the upper bound by
12985 one using simplifications.
12986 (simplify_using_initial_values): Return if the expression becomes
12987 invalid due to altered regs.
12989 2007-02-23 DJ Delorie <dj@redhat.com>
12991 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
12993 2007-02-23 Mike Stump <mrs@apple.com>
12995 * tlink.c (scan_linker_output): Parse linker messages from
12996 darwin9's linker better.
12998 2007-02-23 Steve Ellcey <sje@cup.hp.com>
13001 * varpool.c (varpool_assemble_pending_decls): Set
13002 varpool_last_needed_node to null.
13004 2007-02-23 DJ Delorie <dj@redhat.com>
13006 * config/i386/i386.c (ix86_data_alignment): Don't specify an
13007 alignment bigger than the object file can handle.
13009 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
13012 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
13013 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
13014 (*movsf_1): Penalize MMX moves.
13016 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
13018 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
13019 2^32-1 or more times unless flag_unsafe_loop_optimizations.
13021 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
13023 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13025 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
13026 (fold_builtin_1): Use them.
13027 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
13028 BUILT_IN_SIGNIFICAND.
13030 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
13032 * config/i386/i386.c (bdesc_1arg): Initialize
13033 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
13034 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
13035 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
13036 and IX86_BUILTIN_MOVSLDUP.
13038 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
13040 PR rtl-optimization/30841
13041 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
13043 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13045 * builtins.c (fold_builtin_frexp): New.
13046 (fold_builtin_2): Use it.
13048 2007-02-22 Mark Mitchell <mark@codesourcery.com>
13050 * doc/invoke.texi (Spec Files): Document getenv spec function.
13052 * gcc.c (getenv_spec_function): New function.
13053 (static_spec_functions): Add it.
13054 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
13055 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
13058 2007-02-22 Michael Matz <matz@suse.de
13061 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
13062 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
13064 2007-02-22 Ian Lance Taylor <iant@google.com>
13067 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
13068 (mem_loc_descriptor): Call it.
13070 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
13071 Ira Rosen <irar@il.ibm.com>
13073 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
13075 2007-02-22 Ira Rosen <irar@il.ibm.com>
13077 PR tree-optimization/30843
13078 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
13079 stores only after all the group is vectorized.
13081 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
13083 PR tree-optimization/30858
13084 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
13085 in the reduction cycle have a single use in the loop.
13086 * tree-vectorizer.h (relevant): Add documentation.
13088 2007-02-20 Mike Stump <mrs@apple.com>
13090 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
13091 * configure: Regenerate.
13093 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
13095 Change the defaults of some parameters and options.
13096 * config/spu/spu-protos.h (spu_optimization_options): Declare.
13097 * config/spu/spu.c (spu_optimization_options): Add.
13098 (spu_override_options): Change params in spu_optimization_options.
13099 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
13101 Register 127 is only 16 byte aligned when used as a frame pointer.
13102 * config/spu/spu-protos.h (spu_init_expanders): Declare.
13103 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
13104 HARD_FRAME_POINTER_REGNUM.
13105 (spu_legitimate_address): Use regno_aligned_for_reload.
13106 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
13107 aligned when frame_pointer_needed is true.
13108 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
13110 * config/spu/spu.h (INIT_EXPANDERS): Define.
13112 Make sure shift and rotate instructions have valid immediate operands.
13113 * config/spu/predicates.md (spu_shift_operand): Remove.
13114 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
13115 * config/spu/constraints.md (W, O): Extend range.
13116 * config/spu/spu.md (umask, nmask): Define.
13117 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
13118 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
13119 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
13120 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
13121 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
13122 (lshr<mode>3_reg): Fix rtl description.
13124 Make sure mulhisi immediate operands are valid.
13125 * config/spu/predicates.md (imm_K_operand): Add.
13126 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
13128 Generate constants using fsmbi and andi.
13129 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
13130 (print_operand, spu_split_immediate, classify_immediate,
13131 fsmbi_const_p): Handle IC_FSMBI2.
13133 Correctly handle a CONST_VECTOR containing symbols.
13134 * config/spu/spu.c (print_operand): Handle HIGH correctly.
13135 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
13136 (immediate_load_p): Allow symbols that use 2 instructions to create.
13137 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
13138 with symbols when flag_pic is set.
13139 (const_vector_immediate_p): New.
13140 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
13141 accept a CONST_VECTOR with symbols.
13142 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
13143 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
13145 * config/spu/spu.md (high, low): Delete.
13146 (low_<mode>): Define.
13148 Remove INTRmode and INTR_REGNUM, which didn't work.
13149 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
13151 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
13152 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
13153 peephole2 pattern): Don't use INTR or 131.
13154 (movintrcc): Delete.
13155 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
13156 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
13157 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
13158 (UNSPEC_SET_INTR): Add.
13159 * config/spu/spu-modes.def (INTR): Remove.
13161 More accurate warnings about run-time relocations.
13162 * config/spu/spu.c (reloc_diagnostic): Test in_section.
13164 Correctly warn about immediate arguments to specific intrinsics.
13165 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
13166 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
13167 the instruction predicate.
13169 Fix tree check errors with latest update.
13170 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
13172 (spu_expand_builtin): Use CALL_EXPR_FN.
13174 Add missing specific intrinsics.
13175 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
13177 * config/spu/spu_internals.h: Ditto.
13179 Fix incorrect operand modifiers.
13180 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
13181 * config/spu/spu.md (xor<mode>3): Change %S to %J.
13183 Optimize one case of zero_extend of a vec_select.
13184 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
13186 Accept any immediate for hbr.
13187 * config/spu/spu.md (hbr): Change s constraints to i.
13189 2007-02-21 Paul Brook <paul@codesourcery.com>
13191 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
13192 condexec_count when skipping USE and CLOBBER.
13194 2007-02-21 Nick Clifton <nickc@redhat.com>
13196 * common.opt (Warray-bounds): Add Warning attribute.
13197 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
13199 (fsized-zeroes): Add Optimization attribute.
13200 (fsplit-wide-types, ftree-scev-cprop): Likewise.
13201 * c.opt (Wc++0x-compat): Add Warning attribute.
13203 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
13205 PR middle-end/30761
13206 * reload1.c (eliminate_regs_in_insn): In the single_set special
13207 case, attempt to re-recognize the insn before falling back to
13208 having reload fix it up.
13210 2007-02-20 Eric Christopher <echristo@gmail.com>
13212 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
13213 Rewrite accordingly.
13214 (frv_read_iacc_argument): Ditto.
13215 (frv_expand_set_builtin): Take a call instead of arglist, update for
13217 (frv_expand_unop_builtin): Ditto.
13218 (frv_expand_binop_builtin): Ditto.
13219 (frv_expand_cut_builtin): Ditto.
13220 (frv_expand_binopimm_builtin): Ditto.
13221 (frv_expand_voidbinop_builtin): Ditto.
13222 (frv_expand_int_void2arg): Ditto.
13223 (frv_expand_prefetches): Ditto.
13224 (frv_expand_voidtriop_builtin): Ditto.
13225 (frv_expand_voidaccop_builtin): Ditto.
13226 (frv_expand_load_builtin): Ditto.
13227 (frv_expand_store_builtin): Ditto.
13228 (frv_expand_mdpackh_builtin): Ditto.
13229 (frv_expand_mclracc_builtin): Ditto.
13230 (frv_expand_mrdacc_builtin): Ditto.
13231 (frv_expand_mwtacc_builtin): Ditto.
13232 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
13235 2007-02-20 Janis Johnson <janis187@us.ibm.com>
13237 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
13238 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
13240 (HAVE_GAS_DFP): Check for assembler support of decimal floating
13241 point instructions.
13242 * configure: Regenerate.
13243 * config.in: Regenerate.
13244 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
13245 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
13246 masks to power6 and power6x and to POWERPC_MASKS.
13247 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
13249 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
13250 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
13251 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
13252 Access PROTOTYPE as variable, not mask.
13254 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
13256 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
13257 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
13258 * combine.c (adjust_for_new_dest): Use it.
13259 * postreload.c (reload_combine): Likewise.
13261 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
13263 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
13264 notes on an insn with multiple sets, even if single_set returns
13265 non-NULL for that insn.
13267 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13269 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
13270 scalbn and scalbln.
13272 2007-02-20 Geoffrey Keating <geoffk@apple.com>
13274 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
13275 if user didn't pass it.
13276 * config/i386/darwin.h (CC1_SPEC): Likewise.
13277 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
13278 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
13279 -mmacosx-version-min.
13281 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13282 Uros Bizjak <ubizjak@gmail.com>
13284 * optabs.h (enum optab_index): Add new OTI_scalb.
13285 (scalb_optab): Define corresponding macro.
13286 * optabs.c (init_optabs): Initialize scalb_optab.
13287 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
13289 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
13290 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
13291 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
13292 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
13293 flag_unsafe_math_optimizations is set.
13295 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
13296 to implement scalbf, scalb and scalbl built-ins as inline x87
13299 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13300 DJ Delorie <dj@redhat.com>
13303 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
13304 (diagnostic_report_diagnostic): ... here, and turn them into real
13305 errors. If warnings are inhibited, no need to do anything.
13307 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
13309 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
13310 better code generation.
13312 2007-02-20 Ben Elliston <bje@au.ibm.com>
13314 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
13316 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
13318 * config/alpha/alpha.c, config/alpha/alpha.md,
13319 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
13320 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
13321 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
13322 config/arm/lib1funcs.asm: Follow spelling conventions.
13324 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
13325 config/fr30/fr30.md, config/i386/i386.h,
13326 config/iq2000/iq2000.h, config/iq2000/predicates.md,
13327 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
13328 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
13329 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
13330 config/rs6000/altivec.md, config/rs6000/rs6000.c,
13331 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
13332 config/sparc/sparc.c, config/sparc/sparc.h,
13333 config/sparc/sparc.md, config/spu/constraints.md,
13334 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
13337 2007-02-20 Alan Modra <amodra@bigpond.net.au>
13340 * varasm.c (use_blocks_for_decl_p): Return false for decls with
13343 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
13345 * doc/invoke.texi (-ftree-lrs): Remove.
13347 2007-02-19 Diego Novillo <dnovillo@redhat.com>
13349 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
13352 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
13354 * config/ia64/ia64.c (ia64_expand_builtin): Use the
13355 new CALL_EXPR_FN macro for retrieving the function
13356 declaration of the input expression.
13358 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13360 * c.opt (Waddress): New.
13361 * common.opt (Walways-true): Delete.
13362 (Wstring-literal-comparison): Delete.
13363 * doc/invoke.texi (Warning Options): Delete -Walways-true and
13364 -Wstring-literal-comparison. Add -Waddress.
13366 (Walways-true): Delete.
13367 (Wstring-literal-comparison): Delete.
13368 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
13369 consistently instead of -Walways-true in example.
13370 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
13371 * c-typeck.c (parser_build_binary_op): Replace
13372 -Wstring-literal-comparison and -Walways-true with -Waddress.
13373 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
13376 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
13378 * tree-cfg.c (dump_function_to_file): Be prepared for functions
13379 without DECL_STRUCT_FUNCTION initialized.
13381 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
13383 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
13384 due to calls to functions taking pointers as parameters.
13386 2007-02-19 Richard Henderson <rth@redhat.com>
13389 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
13392 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
13394 * config/s390/s390.c (s390_call_saved_register_used,
13395 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
13396 accessed to the new scheme.
13398 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
13400 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
13401 (cris_print_index, cris_print_operand, cris_print_operand_address)
13402 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
13403 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
13404 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
13405 GET_CODE () == xxx.
13406 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
13407 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
13408 GO_IF_LEGITIMATE_ADDRESS): Ditto.
13409 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
13410 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
13411 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
13412 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
13413 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
13414 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
13415 (uminsi3, call, call_value): Ditto.
13416 (define_split: indir_to_reg_split, unnamed): Ditto.
13418 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
13420 PR tree-optimization/30975
13421 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
13424 2007-02-18 Eric Christopher <echristo@gmail.com>
13426 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
13427 Remove use of arglist.
13428 (mips_expand_builtin): Remove use of arglist, pass in expr.
13429 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
13430 (mips_expand_builtin_movtf): Ditto.
13431 (mips_expand_builtin_compare): Ditto.
13433 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
13435 * tree-sra.c (sra_build_assignment): Replace assertion
13436 checking with a comment explaining why it can't be done.
13438 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
13440 PR middle-end/30833
13441 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
13442 during CALL_EXPR representation conversion.
13443 * tree-ssa-propagate.c (set_rhs): Likewise.
13445 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
13447 * tree-sra.c (sra_build_assignment): Disable assertion checking
13450 2007-02-18 Roger Sayle <roger@eyesopen.com>
13452 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
13453 instead of calling build2 with a GIMPLE_MODIFY_STMT.
13454 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
13456 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
13457 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
13458 gimplify_init_ctor_eval_range, gimple_push_cleanup,
13459 gimplify_omp_for, gimplify_omp_atomic_pipeline,
13460 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
13461 force_gimple_operand): Likewise.
13462 * ipa-cp.c (constant_val_insert): Likewise.
13463 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
13464 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
13465 perfect_nestify): Likewise.
13466 * langhooks.c (lhd_omp_assignment): Likewise.
13467 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
13468 lower_copyprivate_clauses, lower_send_clauses,
13469 lower_send_shared_vars, expand_parallel_call,
13470 expand_omp_for_generic, expand_omp_for_static_nochunk,
13471 expand_omp_for_static_chunk, expand_omp_sections,
13472 lower_omp_single_copy, lower_omp_for_lastprivate,
13473 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
13474 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
13475 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
13478 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
13480 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
13481 config/sh/sh.md: Follow spelling conventions.
13483 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
13484 config/frv/predicates.md: Follow spelling conventions.
13486 * config/m68k/linux-unwind.h: Fix a comment typo.
13487 * target.h: Follow spelling conventions.
13489 2007-02-18 Roger Sayle <roger@eyesopen.com>
13491 PR rtl-optimization/28173
13492 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
13493 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
13494 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
13495 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
13496 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
13498 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13500 * builtins.c (fold_builtin_load_exponent): New.
13501 (fold_builtin_2): Use it.
13503 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
13505 PR rtl-optimization/30773
13506 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
13507 if we fail to attach a REG_EQUIV note.
13509 2007-02-18 David Edelsohn <edelsohn@gnu.org>
13510 Roger Sayle <roger@eyesopen.com>
13512 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
13514 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
13516 * calls.c (initialize_argument_information): Pass original EXP
13517 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
13518 code to split complex arguments here, as part of initializing the
13520 (expand_call): Remove code that builds a list of arguments and
13521 inserts implicit arguments into it. Instead, just count how many
13522 implicit arguments there will be so we can determine the size of
13523 the ARGS array, and let initialize_argument_information do the work.
13524 (split_complex_values): Delete unused function.
13526 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
13528 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
13530 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
13532 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
13533 for arg pointer based indexed addressing.
13535 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
13537 * config/ia64/ia64.h, config/ia64/ia64.md,
13538 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
13539 spelling conventions.
13541 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13543 * config/m68k/m68k.c (split_di): New.
13544 * config/m68k/m68k-protos.h: Declare split_di.
13545 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
13546 Improve predicate handling and split constant shifts.
13548 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13550 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
13551 parameter for register bitfield operations, general predicates
13554 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13556 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
13557 * config/m68k/linux-unwind.h: New file.
13559 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
13561 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
13562 config/i386/athlon.md, config/ia64/ia64.md,
13563 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
13564 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
13565 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
13566 tree-ssa-loop-niter.c, tree-vect-analyze.c,
13567 tree-vect-transform.c: Fix comment typos.
13569 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
13571 * sched-deps.c (find_insn_list): Remove.
13572 * sched-int.h: Remove the prototype for find_insn_list.
13574 2007-02-16 Geoffrey Keating <geoffk@apple.com>
13576 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
13578 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
13579 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
13580 darwin_rs6000_override_options.
13581 (C_COMMON_OVERRIDE_OPTIONS): Expect
13582 darwin_macosx_version_min to be non-NULL always.
13583 (TARGET_C99_FUNCTIONS): Likewise.
13584 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
13585 (DARWIN_MINVERSION_SPEC): New.
13586 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
13587 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
13589 (DARWIN_MINVERSION_SPEC): New.
13590 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
13592 * config/darwin-c.c (darwin_cpp_builtins): Expect
13593 darwin_macosx_version_min to be non-NULL always.
13595 * config/rs6000/rs6000.c: Clean up trailing whitespace.
13597 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
13599 * config/i386/i386.h (x86_use_xchgb): New.
13600 (TARGET_USE_XCHGB): New macro.
13601 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
13602 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
13603 Split after reload into bswaphi for shifts of 8.
13604 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
13605 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
13606 or when optimizing for size.
13608 2007-02-16 Richard Guenther <rguenther@suse.de>
13609 Christian Bruel <christian.bruel@st.com>
13611 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
13612 DECLs but prefer SSA_NAMEs over DECLs.
13614 2007-02-16 Richard Guenther <rguenther@suse.de>
13616 * tree-flow-inline.h (single_imm_use_p): Remove.
13617 (zero_imm_uses_p): Likewise.
13618 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
13619 instead of single_imm_use_p.
13620 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
13623 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13626 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
13627 nested double- and backquotes.
13629 2007-02-15 Roger Sayle <roger@eyesopen.com>
13631 PR middle-end/30391
13632 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
13633 should be unreachable.
13634 (build2_stat): Allow construction of MODIFY_EXPR at any time.
13635 For the time being redirect GIMPLE_MODIFY_STMT to the new
13636 (renamed) build_gimple_modify_stmt_stat.
13637 (build2_gimple_stat): Rename to...
13638 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
13639 Always build a GIMPLE_MODIFY_STMT node.
13640 * tree.h (build2_gimple, build2_gimple_stat): Delete.
13641 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
13644 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
13645 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
13646 * tree-complex.c (set_component_ssa_name, expand_complex_move,
13647 expand_complex_div_wide): Likewise.
13648 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
13649 * tree-ssa-loop-im.c (schedule_sm): Likewise.
13650 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
13651 * tree-ssa-loop-manip.c (create_iv): Likewise.
13652 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
13653 abs_replacement): Likewise.
13654 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
13655 realify_fake_stores): Likewise.
13657 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
13658 node rather than a GIMPLE_MODIFY_STMT node.
13659 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
13660 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
13662 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
13663 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
13664 GIMPLE_MODIFY_STMT.
13666 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13668 PR middle-end/30433
13669 * fold-const.c (fold_comparison): Add back the
13670 folding of constant complex comparisions.
13672 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13674 PR middle-end/30729
13675 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
13676 effects unknown to this function, return early.
13678 2007-02-15 Ian Lance Taylor <iant@google.com>
13680 * lower-subreg.c (move_eh_region_note): New static function.
13681 (resolve_simple_move): Call it.
13682 (decompose_multiword_subregs): Track blocks for which we resolve a
13683 simple move which is also a control flow insn. Pass them to
13684 find_many_sub_basic_blocks.
13685 (pass_lower_subreg): Add TODO_verify_flow.
13686 (pass_lower_subreg2): Likewise.
13688 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13689 Brooks Moses <brooks.moses@codesourcery.com>
13690 Lee Millward <lee.millward@codesourcery.com>
13692 * tree.h (enum tree_code_class): Add tcc_vl_exp.
13693 (VL_EXP_CLASS_P): New.
13694 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
13696 (TREE_OPERAND_CHECK_CODE): Likewise.
13697 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
13698 (TREE_RTL_OPERAND_CHECK): Likewise.
13699 (tree_operand_check_failed): Make second parameter the whole tree
13700 instead of its code. Fixed callers.
13701 (VL_EXP_CHECK): New.
13702 (TREE_OPERAND_LENGTH): New.
13703 (VL_EXP_OPERAND_LENGTH): New.
13704 (CALL_EXPR_FN): New.
13705 (CALL_EXPR_STATIC_CHAIN): New.
13706 (CALL_EXPR_ARGS): New.
13707 (CALL_EXPR_ARG): New.
13708 (call_expr_nargs): New.
13709 (CALL_EXPR_ARGP): New.
13710 (build_nt_call_list): Declare.
13711 (build_vl_exp_stat): Declare.
13712 (build_vl_exp): New.
13713 (build_call_list): Declare.
13714 (build_call_nary): Declare.
13715 (build_call_valist): Declare.
13716 (build_call_array): Declare.
13717 (call_expr_arg): Declare.
13718 (call_expr_argp): Declare.
13719 (call_expr_arglist): Declare.
13720 (fold_build_call_list): Declare.
13721 (fold_build_call_list_initializer): Declare.
13722 (fold_call_expr): Declare to replace fold_builtin.
13723 (fold_builtin_fputs): Update to agree with modified definition.
13724 (fold_builtin_strcpy): Likewise.
13725 (fold_builtin_strncpy): Likewise.
13726 (fold_builtin_memory_chk): Likewise.
13727 (fold_builtin_stxcpy_chk): Likewise.
13728 (fold_builtin_strncpy_chk): Likewise.
13729 (fold_builtin_next_arg): Likewise.
13730 (fold_build_call_expr): Declare.
13731 (fold_builtin_call_list): Declare.
13732 (fold_builtin_call_valist): Declare.
13733 (build_call_expr): Declare.
13734 (validate_arglist): Update to agree with modified definition.
13735 (tree_operand_length): New.
13736 (call_expr_arg_iterator): New.
13737 (init_call_expr_arg_iterator): New.
13738 (next_call_expr_arg): New.
13739 (first_call_expr_arg): New.
13740 (more_call_expr_args_p): New.
13741 (FOR_EACH_CALL_EXPR_ARG): New.
13743 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
13744 and tcc_gimple_stmt.
13745 (tree_code_size): Update documentation. Use sizeof (tree) rather
13746 than sizeof (char *).
13747 (tree_size): Likewise. Add case for tcc_vl_exp.
13748 (tree_node_structure): Add case for tcc_vl_exp.
13749 (contains_placeholder_p): Likewise.
13750 (substitute_in_expr): Likewise.
13751 (substitute_placeholder_in_expr): Likewise.
13752 (stabilize_reference_1): Likewise.
13753 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
13754 to diagnose breakage of this interface for constructing CALL_EXPRs.
13755 (build_nt): Add similar assertion here.
13756 (build_nt_call_list): New.
13757 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
13758 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
13760 (get_callee_fndecl): Use new CALL_EXPR accessors.
13761 (tree_operand_check_failed): Change parameters to pass entire node
13762 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
13763 (process_call_operands): New.
13764 (build_vl_exp_stat): New.
13765 (build_call_list): New.
13766 (build_call_nary): New.
13767 (build_call_valist): New.
13768 (build_call_array): New.
13769 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13770 (call_expr_arglist): New.
13772 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
13773 tcc_vl_exp instead of a fixed-size tcc_expression.
13775 * doc/c-tree.texi (CALL_EXPR): Document new representation and
13776 accessors for CALL_EXPRs.
13777 (AGGR_INIT_EXPR): Likewise.
13779 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13780 Brooks Moses <brooks.moses@codesourcery.com>
13781 Lee Millward <lee.millward@codesourcery.com>
13783 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
13784 (expand_builtin_nonlocal_goto): Change parameter to be entire
13785 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
13786 (expand_builtin_prefetch): Likewise.
13787 (expand_builtin_classify_type): Likewise.
13788 (mathfn_built_in): Return NULL_TREE instead of 0.
13789 (expand_errno_check): Use new CALL_EXPR accessors.
13790 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
13791 Return NULL_RTX instead of 0.
13792 (expand_builtin_mathfn_2): Likewise.
13793 (expand_builtin_mathfn_3): Likewise.
13794 (expand_builtin_interclass_mathfn): Likewise.
13795 (expand_builtin_sincos): Likewise.
13796 (expand_builtin_cexpi): Likewise.
13797 (expand_builtin_int_roundingfn): Likewise.
13798 (expand_builtin_int_roundingfn_2): Likewise.
13799 (expand_builtin_pow): Likewise.
13800 (expand_builtin_powi): Likewise.
13801 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
13802 of arglist, fixing callers appropriately. Use new CALL_EXPR
13803 accessors and constructors. Return NULL_RTX instead of 0.
13804 (expand_builtin_strstr): Likewise.
13805 (expand_builtin_strchr): Likewise.
13806 (expand_builtin_strrchr): Likewise.
13807 (expand_builtin_strpbrk): Likewise.
13808 (expand_builtin_memcpy): Likewise.
13809 (expand_builtin_mempcpy): Likewise.
13810 (expand_builtin_mempcpy_args): New.
13811 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
13812 (expand_builtin_memmove_args): New.
13813 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
13814 (expand_movstr): Likewise.
13815 (expand_builtin_strcpy): Likewise.
13816 (expand_builtin_strcpy_args): New.
13817 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
13818 (expand_builtin_strncpy): Likewise.
13819 (expand_builtin_memset): Likewise.
13820 (expand_builtin_memset_args): New.
13821 (expand_builtin_bzero): Similarly to expand_builtin_memset.
13822 (expand_builtin_memcmp): Likewise.
13823 (expand_builtin_strcmp): Likewise.
13824 (expand_builtin_strncmp): Likewise.
13825 (expand_builtin_strcat): Likewise.
13826 (expand_builtin_strncat): Likewise.
13827 (expand_builtin_strspn): Likewise.
13828 (expand_builtin_strcspn): Likewise.
13829 (expand_builtin_args_info): Likewise.
13830 (expand_builtin_va_start): Likewise.
13831 (gimplify_va_arg_expr): Likewise.
13832 (expand_builtin_va_end): Likewise.
13833 (expand_builtin_va_copy): Likewise.
13834 (expand_builtin_frame_address): Likewise.
13835 (expand_builtin_alloca): Likewise.
13836 (expand_builtin_bswap): Likewise.
13837 (expand_builtin_unop): Likewise.
13838 (expand_builtin_fputs): Likewise.
13839 (expand_builtin_expect): Likewise.
13840 (expand_builtin_fabs): Likewise.
13841 (expand_builtin_copysign): Likewise.
13842 (expand_builtin_printf): Likewise.
13843 (expand_builtin_fprintf): Likewise.
13844 (expand_builtin_sprintf): Likewise.
13845 (expand_builtin_init_trampoline): Likewise.
13846 (expand_builtin_signbit): Likewise.
13847 (expand_builtin_fork_or_exec): Likewise.
13848 (expand_builtin_sync_operation): Likewise.
13849 (expand_builtin_compare_and_swap): Likewise.
13850 (expand_builtin_lock_test_and_set): Likewise.
13851 (expand_builtin_lock_release): Likewise.
13852 (expand_builtin): Likewise.
13853 (builtin_mathfn_code): Likewise.
13855 (fold_builtin_constant_p): Pass call arguments individually instead
13856 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13857 accessors and constructors. Return NULL_TREE instead of 0.
13858 (fold_builtin_expect): Likewise.
13859 (fold_builtin_classify_type): Likewise.
13860 (fold_builtin_strlen): Likewise.
13861 (fold_builtin_nan): Likewise.
13862 (integer_valued_real_p): Likewise.
13863 (fold_trunc_transparent_mathfn): Likewise.
13864 (fold_fixed_mathfn): Likewise.
13865 (fold_builtin_cabs): Likewise.
13866 (fold_builtin_sqrt): Likewise.
13867 (fold_builtin_cbrt): Likewise.
13868 (fold_builtin_cos): Likewise.
13869 (fold_builtin_cosh): Likewise.
13870 (fold_builtin_tan): Likewise.
13871 (fold_builtin_sincos): Likewise.
13872 (fold_builtin_cexp): Likewise.
13873 (fold_builtin_trunc): Likewise.
13874 (fold_builtin_floor): Likewise.
13875 (fold_builtin_ceil): Likewise.
13876 (fold_builtin_round): Likewise.
13877 (fold_builtin_int_roundingfn): Likewise.
13878 (fold_builtin_bitop): Likewise.
13879 (fold_builtin_bswap): Likewise.
13880 (fold_builtin_logarithm): Likewise.
13881 (fold_builtin_hypot): Likewise.
13882 (fold_builtin_pow): Likewise.
13883 (fold_builtin_powi): Likewise.
13884 (fold_builtin_exponent): Likewise.
13885 (fold_builtin_memset): Likewise.
13886 (fold_builtin_bzero): Likewise.
13887 (fold_builtin_memory_op): Likewise.
13888 (fold_builtin_bcopy): Deleted; call site changed to invoke
13889 fold_builtin_memory_op directly.
13890 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
13891 (fold_builtin_strncpy): Likewise.
13892 (fold_builtin_memcmp): Likewise.
13893 (fold_builtin_strcmp): Likewise.
13894 (fold_builtin_strncmp): Likewise.
13895 (fold_builtin_signbit): Likewise.
13896 (fold_builtin_copysign): Likewise.
13897 (fold_builtin_isascii): Likewise.
13898 (fold_builtin_toascii): Likewise.
13899 (fold_builtin_isdigit): Likewise.
13900 (fold_builtin_fabs): Likewise.
13901 (fold_builtin_abs): Likewise.
13902 (fold_builtin_fmin_fmax): Likewise.
13903 (fold_builtin_carg): Likewise.
13904 (fold_builtin_classify): Likewise.
13905 (fold_builtin_unordered_cmp): Likewise.
13907 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
13908 New functions split out from fold_builtin_1.
13909 (fold_builtin_n): New.
13910 (fold_builtin_varargs): New.
13911 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
13913 (fold_call_expr): New.
13914 (build_function_call_expr): Rewrite to use new helper function.
13915 (fold_builtin_call_list): New.
13916 (build_call_expr): New.
13917 (fold_builtin_call_valist): New.
13918 (rewrite_call_expr): New.
13919 (validate_arg): New.
13920 (validate_arglist): Change parameter to be entire CALL_EXPR instead
13921 of an arglist. Change return type to bool. Use new CALL_EXPR
13924 (fold_builtin_strstr): Pass call arguments individually instead
13925 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13926 accessors and constructors. Return NULL_TREE instead of 0.
13927 (fold_builtin_strchr): Likewise.
13928 (fold_builtin_strrchr): Likewise.
13929 (fold_builtin_strpbrk): Likewise.
13930 (fold_builtin_strcat): Likewise.
13931 (fold_builtin_strncat): Likewise.
13932 (fold_builtin_strspn): Likewise.
13933 (fold_builtin_strcspn): Likewise.
13934 (fold_builtin_fputs): Likewise.
13935 (fold_builtin_next_arg): Likewise.
13936 (fold_builtin_sprintf): Likewise.
13938 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
13939 NULL_RTX instead of 0.
13940 (expand_builtin_memory_chk): Likewise.
13941 (maybe_emit_chk_warning): Likewise.
13942 (maybe_emit_sprintf_chk_warning): Likewise.
13944 (fold_builtin_object_size): Pass call arguments individually instead
13945 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13946 accessors and constructors. Return NULL_TREE instead of 0.
13947 (fold_builtin_memory_chk): Likewise.
13948 (fold_builtin_stxcpy_chk): Likewise.
13949 (fold_builtin_strncpy_chk): Likewise.
13950 (fold_builtin_strcat_chk): Likewise.
13951 (fold_builtin_strcat_chk): Likewise.
13952 (fold_builtin_strncat_chk): Likewise.
13953 (fold_builtin_sprintf_chk): Likewise.
13954 (fold_builtin_snprintf_chk): Likewise.
13955 (fold_builtin_printf): Likewise.
13956 (fold_builtin_vprintf): Likewise.
13958 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
13960 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
13961 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13962 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
13963 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
13964 (fold_unary): Likewise.
13965 (fold_binary): Likewise.
13966 (fold_ternary): Remove CALL_EXPR case, since they are no longer
13967 ternary expressions.
13968 (fold): Add logic for tcc_vl_exp.
13969 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
13970 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13971 (fold_build3_stat): Add assertion to flag broken interface for
13972 constructing CALL_EXPRs.
13973 (fold_build_call_list): New.
13974 (fold_build_call_list_initializer): New.
13975 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
13977 (fold_strip_sign_ops): Likewise.
13979 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13980 Brooks Moses <brooks.moses@codesourcery.com>
13981 Lee Millward <lee.millward@codesourcery.com>
13983 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
13984 accessors and dump arguments explicitly.
13986 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
13988 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
13990 (print_call_name): Use new CALL_EXPR accessors.
13992 * print-tree.c (print_node): Add case tcc_vl_exp. Print
13993 CALL_EXPR arguments explicitly instead of as a list. Use
13994 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13996 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
13997 (vrp_visit_stmt): Likewise.
13999 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
14000 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
14002 (force_move_till_expr): Likewise.
14004 * targhooks.c (default_external_stack_protect_fail): Use
14005 build_call_expr instead of build_function_call_expr.
14006 (default_hidden_stack_protect_fail): Likewise.
14008 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
14011 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
14012 and walk arguments explicitly.
14014 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
14015 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14016 (expand_simple_operations): Likewise.
14017 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
14019 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
14020 of TREE_CODE_LENGTH.
14021 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
14023 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
14024 instead of TREE_CODE_LENGTH.
14026 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
14027 (tree_ic_transform): Likewise.
14028 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
14029 parameter instead of arglist. Fix callers.
14030 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
14031 (tree_stringops_transform): Likewise.
14032 (tree_indirect_call_to_profile): Likewise.
14033 (tree_stringops_values_to_profile): Likewise.
14035 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
14036 (eliminate_tail_call): Likewise.
14038 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
14040 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
14041 Use TREE_OPERAND_LENGTH and generalize to handle any number of
14043 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
14045 * omp-low.c (build_omp_barrier): Use build_call_expr.
14046 (lower_rec_input_clauses): Likewise.
14047 (lower_reduction_clauses): Likewise.
14048 (expand_parallel_call): Likewise.
14049 (maybe_catch_exception): Likewise.
14050 (expand_omp_for_generic): Likewise.
14051 (expand_omp_for_static_nochunk): Likewise.
14052 (expand_omp_sections): Likewise.
14053 (lower_omp_single_simple): Likewise.
14054 (lower_omp_single_copy): Likewise.
14055 (lower_omp_master): Likewise.
14056 (lower_omp_ordered): Likewise.
14057 (lower_omp_critical): Likewise.
14059 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
14060 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
14062 * tree-gimple.c (is_gimple_call_addr): Fix doc.
14063 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
14064 TREE_CODE_LENGTH. Add tcc_vl_exp case.
14066 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
14067 and generalize to handle any number of operands.
14068 (chrec_contains_undetermined): Likewise.
14069 (tree_contains_chrecs): Likewise.
14070 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
14072 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
14074 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
14075 fold_call_expr instead of fold_builtin.
14076 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
14077 match declarations there.
14078 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
14081 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
14082 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14084 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
14085 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
14087 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
14090 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
14091 (execute_cse_sincos): Use new CALL_EXPR accessors.
14093 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
14095 * gimple-low.c (lower_function_body): Use build_call_expr.
14096 (lower_builtin_setjmp): Likewise.
14098 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
14099 (set_storage_via_libcall): Likewise.
14100 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
14101 instead of TREE_CODE_LENGTH.
14102 (expand_expr_real_1): Use new CALL_EXPR accessors.
14104 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
14105 generalize to handle any number of operands.
14106 (TB_parent_eq): Likewise.
14108 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
14109 (strip_builtin_expect): Likewise.
14111 * function.c (gimplify_parameters): Use build_call_expr.
14113 * tree-vectorizer.c (vect_is_simple_reduction): Use
14114 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14116 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
14117 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
14119 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
14122 * gimplify.c (build_stack_save_restore): Use build_call_expr.
14123 (gimplify_decl_expr): Likewise.
14124 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
14125 Use new CALL_EXPR iterators.
14126 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
14127 (gimplify_modify_expr_to_memset): Likewise.
14128 (gimplify_variable_sized_compare): Likewise.
14129 (gimplify_omp_atomic_fetch_op): Likewise.
14130 (gimplify_omp_atomic_pipeline): Likewise.
14131 (gimplify_omp_atomic_mutex): Likewise.
14132 (gimplify_function_tree): Likewise.
14134 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
14135 (call_expr_flags): Likewise.
14136 (expand_call): Likewise.
14138 * except.c (expand_builtin_eh_return_data_regno): Pass entire
14139 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
14142 * coverage.c (create_coverage): Use build_call_expr.
14144 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
14145 (temp_call_expr_obstack): New.
14146 (pool_copy_list): Delete.
14147 (temp_copy_call_expr): New.
14148 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
14149 CALL_EXPR accessors. Get rid of special goo for copying argument
14150 lists and use temp_copy_call_expr instead.
14151 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
14152 CALL_EXPR accessors.
14153 (create_expression_by_pieces): Likewise. Use build_call_array
14154 to construct the result instead of fold_build3.
14155 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
14156 dealing with argument lists.
14157 (init_pre): Remove references to expression_node_pool and
14158 list_node_pool. Init temp_call_expr_obstack instead.
14159 (fini_pre): Remove references to expression_node_pool and
14162 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
14163 and walk arguments explicitly instead of as a list.
14165 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
14166 (mx_register_decls): Likewise.
14167 (mudflap_register_call): Likewise.
14168 (mudflap_finish_file): Likewise.
14170 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
14171 (ipa_callsite_compute_param): Likewise.
14173 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
14174 accessors and constructor.
14176 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
14177 accessors and constructor.
14178 (convert_tramp_reference): Likewise.
14179 (convert_call_expr): Likewise.
14180 (finalize_nesting_tree_1): Likewise.
14182 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
14185 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
14187 * tree-inline.c (initialize_inlined_parameters): Pass entire
14188 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
14190 (estimate_num_insns_1): Use new CALL_EXPR accessors.
14191 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
14193 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
14194 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14195 (vectorizable_reduction): Likewise.
14196 (vectorizable_call): Use new CALL_EXPR iterators.
14197 (vectorizable_conversion): Use build_call_expr.
14198 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
14199 (vect_gen_widened_results_half): Use build_call_expr.
14200 (vect_setup_realignment): Likewise.
14201 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
14203 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
14204 (pass_through_call): Likewise.
14205 (compute_object_sizes): Likewise. Use fold_call_expr instead of
14208 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
14209 (tree_gen_pow2_profiler): Likewise.
14210 (tree_gen_one_value_profiler): Likewise.
14211 (tree_gen_ic_func_profiler): Likewise.
14212 (tree_gen_average_profiler): Likewise.
14213 (tree_gen_ior_profiler): Likewise.
14215 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
14216 (find_func_aliases): Use new CALL_EXPR accessors. Add case
14217 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14219 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
14220 of TREE_CODE_LENGTH.
14222 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
14223 of TREE_CODE_LENGTH.
14225 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
14227 (convert_to_integer): Likewise.
14229 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
14232 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14233 Brooks Moses <brooks.moses@codesourcery.com>
14234 Lee Millward <lee.millward@codesourcery.com>
14236 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
14238 * config/frv/frv.c (frv_expand_builtin): Likewise.
14239 * config/s390/s390.c (s390_expand_builtin): Likewise.
14241 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
14242 (sparc_expand_builtin): Use new CALL_EXPR accessors.
14244 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
14245 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
14246 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
14247 (ix86_expand_store_builtin): Likewise.
14248 (ix86_expand_unop_builtin): Likewise.
14249 (ix86_expand_unop1_builtin): Likewise.
14250 (ix86_expand_sse_compare): Likewise.
14251 (ix86_expand_sse_comi): Likewise.
14252 (ix86_expand_vec_init_builtin): Likewise.
14253 (ix86_expand_vec_ext_builtin): Likewise.
14254 (ix86_expand_vec_set_builtin): Likewise.
14255 (ix86_expand_builtin): Use new CALL_EXPR accessors.
14257 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
14258 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
14260 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
14261 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
14262 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
14264 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
14266 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
14267 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
14268 arglist. Use new CALL_EXPR accessors. Fix callers.
14269 (altivec_expand_abs_builtin): Likewise.
14270 (rs6000_expand_binop_builtin): Likewise.
14271 (altivec_expand_predicate_builtin): Likewise.
14272 (altivec_expand_lv_builtin): Likewise.
14273 (spe_expand_stv_builtin): Likewise.
14274 (altivec_expand_stv_builtin): Likewise.
14275 (rs6000_expand_ternop_builtin): Likewise.
14276 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
14277 (altivec_expand_st_builtin): Likewise.
14278 (altivec_expand_dst_builtin): Likewise.
14279 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
14280 arglist. Use new CALL_EXPR accessors. Fix callers.
14281 (altivec_expand_vec_set_builtin): Likewise.
14282 (altivec_expand_vec_ext_builtin): Likewise.
14283 (altivec_expand_builtin): Use new CALL_EXPR accessors.
14284 (spe_expand_builtin): Likewise.
14285 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
14286 arglist. Use new CALL_EXPR accessors. Fix callers.
14287 (spe_expand_evsel_builtin): Likewise.
14288 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
14289 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
14291 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
14292 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
14293 (arm_expand_unop_builtin): Likewise.
14294 (arm_expand_builtin): Use new CALL_EXPR accessors.
14296 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
14299 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
14300 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
14302 (bfin_expand_unop_builtin): Likewise.
14303 (bfin_expand_builtin): Use new CALL_EXPR accessors.
14305 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14306 Brooks Moses <brooks.moses@codesourcery.com>
14307 Lee Millward <lee.millward@codesourcery.com>
14309 * c-semantics.c (build_stmt): Add internal diagnostic check.
14311 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
14312 accessors. Print arguments explicitly instead of as a list.
14314 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
14316 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
14317 (c_finish_omp_flish): Likewise.
14319 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
14320 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
14321 instead of TREE_CODE_LENGTH.
14322 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
14323 (c_warn_unused_result): Likewise.
14325 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14328 * doc/invoke.texi (Warning Options): Remove
14329 -Werror-implicit-function-declaration.
14330 (Wimplicit-function-declaration): Update description.
14331 * opts.c (common_handle_option): Move handling of -Werror=* to...
14332 (enable_warning_as_error): ...here.
14333 * opts.h (enable_warning_as_error): Declare.
14334 * c-decl.c (implicit_decl_warning): Unless
14335 -Wno-implicit-function-declaration is given, emit a pedwarn if
14336 -std=c99 or emit a warning if -Wimplicit-function-declaration.
14337 * c.opt (Wimplicit-function-declaration): Replace
14338 mesg_implicit_function_declaration with
14339 warn_implicit_function_declaration.
14340 * c-opts.c (c_common_handle_option):
14341 -Werror-implicit-function-declaration is exactly equal as
14342 -Werror=implicit-function-declaration.
14343 (set_Wimplicit): Replace mesg_implicit_function_declaration with
14344 warn_implicit_function_declaration.
14345 (c_common_post_options): -Wimplict-function-declaration is enabled
14346 by default by -std=c99, otherwise is disabled by default.
14347 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
14349 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
14351 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
14352 DECL on the rhs to a DECL on the lhs for debug info purposes if the
14353 former is ignored but not the latter.
14355 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
14357 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
14358 is made and the reference doesn't use the alias set of its type,
14359 do not create the temporary using that type.
14361 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
14363 * jump.c: Remove prototypes for delete_computation and
14364 delete_prior_computation.
14366 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
14368 * jump.c (get_label_after): Delete.
14369 (get_label_before, delete_computation, delete_jump,
14370 delete_prior_computation, follow_jumps): Move...
14371 * reorg.c (delete_computation, delete_prior_computation): ... here...
14372 (get_label_before, delete_jump): ... making these static ...
14373 (follow_jumps): ... and simplifying this since it only runs after
14375 * rtl.h (get_label_after, get_label_before, delete_jump,
14376 follow_jumps): Delete prototypes.
14378 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
14380 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
14382 2007-02-15 Nick Clifton <nickc@redhat.com>
14384 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
14385 order to prevent it from being munged by the target.
14387 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
14389 * config/i386/i386.md: Remove misleading comment.
14391 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14393 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
14394 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
14397 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14399 * tree-sra.c (instantiate_missing_elements): Canonicalize
14401 (sra_build_assignment): New.
14402 (generate_copy_inout, generate_element_copy,
14403 generate_element_zero, generate_one_element_init): Use it.
14405 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14407 * tree-sra.c (instantiate_missing_elements): Canonicalize
14409 (sra_build_assignment): New.
14410 (generate_copy_inout, generate_element_copy,
14411 generate_element_zero, generate_one_element_init): Use it.
14413 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14415 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
14418 2007-02-14 Joseph Myers <joseph@codesourcery.com>
14420 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
14421 types as aggregates not scalars.
14422 * function.c (assign_stack_temp_for_type): Likewise.
14424 2007-02-14 Roger Sayle <roger@eyesopen.com>
14425 Zdenek Dvorak <dvorakz@suse.cz>
14427 * tree-dump.c (dump_switch_p_1): Require exact match of the option
14430 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
14432 * passes.c (next_pass_1): Clear the next field of the copied
14435 2007-02-14 Richard Henderson <rth@redhat.com>
14437 * tree-sra.c (early_sra): New.
14438 (decl_can_be_decomposed_p): Deny va_list if early_sra.
14439 (tree_sra_early, pass_sra_early): New.
14440 * tree-pass.h (pass_sra_early): Declare.
14441 * passes.c (init_optimization_passes): Use it.
14443 2007-02-14 Richard Guenther <rguenther@suse.de>
14445 * flags.h (issue_strict_overflow_warning): Convert to a macro.
14447 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
14449 PR tree-optimization/30771
14450 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
14452 (vect_analyze_operations): Induction phis can now be marked as
14454 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
14455 Update documentation accordingly.
14457 2007-02-14 Nick Clifton <nickc@redhat.com>
14459 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
14460 most 3 arguments are supported.
14461 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
14463 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
14465 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
14466 Ensure dst->current is valid.
14468 2007-02-13 Paul Brook <paul@codesourcery.com>
14470 * config.gcc: Add arm*-*-uclinux-*eabi.
14471 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
14472 (SUBTARGET_EXTRA_LINK_SPEC): Define.
14473 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
14474 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
14475 (LINK_SPEC): Define.
14476 (LIB_SPEC): Define.
14477 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
14479 * config/arm/uclinux-eabi.h: New file.
14480 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
14481 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
14484 2007-02-13 Ian Lance Taylor <iant@google.com>
14486 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
14487 * flags.h (warn_strict_overflow): Declare.
14488 (enum warn_strict_overflow_code): Define.
14489 (issue_strict_overflow_warning): New static inline function.
14490 * opts.c (warn_strict_overflow): New variable.
14491 (common_handle_option): Handle OPT_Wstrict_overflow and
14492 OPT_Wstrict_overflow_.
14493 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
14495 * fold-const.c: Include intl.h.
14496 (fold_deferring_overflow_warnings): New static variable.
14497 (fold_deferred_overflow_warning): New static variable.
14498 (fold_deferred_overflow_code): New static variable.
14499 (fold_defer_overflow_warnings): New function.
14500 (fold_undefer_overflow_warnings): New function.
14501 (fold_undefer_and_ignore_overflow_warnings): New function.
14502 (fold_deferring_overflow_warnings_p): New function.
14503 (fold_overflow_warning): New static function.
14504 (make_range): Add strict_overflow_p parameter. Change all
14506 (extract_muldiv, extract_muldiv_1): Likewise.
14507 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
14508 tree_expr_nonnegative_p.
14509 (fold_negate_expr): Call fold_overflow_warning.
14510 (fold_range_test): Likewise.
14511 (fold_comparison): Likewise.
14512 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
14513 instead of tree_expr_nonnegative_p.
14514 (tree_expr_nonnegative_warnv_p): Rename from
14515 tree_expr_nonnegative_p, add strict_overflow_p parameter.
14516 (tree_expr_nonnegative_p): New function.
14517 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
14518 strict_overflow_p parameter.
14519 (tree_expr_nonzero_p): New function.
14520 * passes.c (verify_interpass_invariants): New static function.
14521 (execute_one_pass): Call it.
14522 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
14524 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
14525 (estimate_numbers_of_iterations): Likewise.
14526 (scev_probably_wraps_p): Likewise.
14527 * tree-ssa-ccp.c: Include "toplev.h".
14528 (evaluate_stmt): Defer fold overflow warnings until we know we are
14530 (struct fold_stmt_r_data): Add stmt field.
14531 (fold_stmt_r): Defer fold overflow warnings until we know we
14533 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
14534 (fold_stmt_inplace): Likewise.
14535 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
14536 (cleanup_control_expr_graph): Defer fold overflow warnings until
14537 we know we are going to optimize.
14538 * tree-cfg.c (fold_cond_expr_cond): Likewise.
14539 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
14541 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
14542 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
14543 * tree-ssa-loop-manip.c (create_iv): Likewise.
14544 * c-typeck.c (build_conditional_expr): Likewise.
14545 (build_binary_op): Likewise.
14546 * tree-vrp.c (vrp_expr_computes_nonzero): Call
14547 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
14548 (extract_range_from_unary_expr): Likewise.
14549 * simplify-rtx.c (simplify_const_relational_operation): Warn when
14550 assuming that signed overflow does not occur.
14551 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
14552 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
14553 (fold_defer_overflow_warnings): Declare.
14554 (fold_undefer_overflow_warnings): Declare.
14555 (fold_undefer_and_ignore_overflow_warnings): Declare.
14556 (fold_deferring_overflow_warnings_p): Declare.
14557 (tree_expr_nonzero_warnv_p): Declare.
14558 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
14559 of warning options.
14560 (Warning Options): Document -Wstrict-overflow.
14561 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
14562 (tree-ssa-ccp.o): Likewise.
14563 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
14564 (fold-const.o): Depend on intl.h.
14566 2007-02-13 Ian Lance Taylor <iant@google.com>
14568 PR middle-end/30751
14569 * lower-subreg.c (resolve_simple_move): Decompose subregs in
14572 2007-02-13 Stuart Hastings <stuart@apple.com>
14574 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
14576 2007-02-13 Richard Henderson <rth@redhat.com>
14578 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
14579 handled_component_p before looking for the indirect_ref.
14581 2007-02-13 Richard Henderson <rth@redhat.com>
14583 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
14584 remove flags clobber.
14585 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
14586 (bswaphi_lowpart): New.
14587 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
14588 remove TARGET_BSWAP test. Delete expander of the same name.
14590 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
14591 (expand_unop): Use them.
14593 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
14595 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
14596 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
14597 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
14598 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
14599 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
14600 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
14601 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
14602 assembler dialect choice from asm templates.
14604 2007-02-12 Richard Henderson <rth@redhat.com>
14606 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
14607 (fixuns_trunc<SSEMODEF>si2): Use it.
14608 * config/i386/sse.md (vec_setv4sf_0): Export.
14609 * config/i386/i386.c (ix86_build_const_vector): Export.
14610 (ix86_split_convert_uns_si_sse): Rename from
14611 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
14612 * config/i386/i386-protos.h: Update.
14614 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14617 * c-typeck.c (c_finish_return): Improve warning message.
14619 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14621 * alias.c (find_symbolic_term): Delete unused function.
14623 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
14625 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
14626 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
14627 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
14629 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
14631 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
14632 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
14633 the function, temporarily point the debug interface to the null one.
14635 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
14637 * dwarf2out.c (round_up_to_align): New static function.
14638 (field_byte_offset): Use it to round the offset.
14640 2007-02-12 Richard Henderson <rth@redhat.com>
14642 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
14643 (inswl_const): Export.
14645 2007-02-12 Richard Henderson <rth@redhat.com>
14647 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
14648 result mode of the libcall, convert back to outmode.
14650 2007-02-12 Roger Sayle <roger@eyesopen.com>
14652 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
14653 (bswapdi2): New define_expand to implement 32-bit implementation.
14655 2007-02-12 Nick Clifton <nickc@redhat.com>
14657 * doc/invoke.texi (Overall Options): Document --help=.
14658 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
14659 (cc1_options): Pass --help= on to cc1.
14660 (display_help): Add description of --help=.
14661 (process_command): Add code to handle --help=. Allow translated
14662 --help and --target-help switches to be passed on to compiler
14664 (main): Remove unused if statement.
14665 * opts.c (columns): Remove.
14666 (LEFT_COLUMN): Define.
14667 (wrap_help): Add columns argument.
14668 (print_filtered_help): Change parameters to be an include bitmask,
14669 an exclude bitmask, an any bitmask and the column width. Move the
14670 code to display the params list here. Add code to display the
14671 status of options rather than their descriptions if the quiet flag
14673 (print_specific_help): Change parameters to be an include bitmask,
14674 an exclude bitmask and an any bitmask. Move code to look up the
14675 column width here. Decide upon the title for an options listing.
14676 (common_handle_options): Add code to handle --help=. Adapt code
14677 for --help and --target-help to use the revised form of the
14678 print_specific_help function.
14679 (print_help): Delete.
14680 (print_param_help): Delete.
14681 (print_switch): Delete.
14682 * opts.h (cl_lang_count): Add prototype.
14683 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
14684 CL_MAX_OPTION_CLASS): New defines.
14685 * optc-gen.awk: Add construction of cl_lang_count.
14686 * c.opt: Add Warning attribute to warning options and Optimization
14687 attribute to optimization options.
14688 * common.opt: Likewise.
14690 Add -fhelp and -ftarget-help as aliases for the transformed --help
14691 and --target-help options.
14692 * opt-functions.awk: Add code to handle Warning and Optimization
14695 2007-02-12 Richard Henderson <rth@redhat.com>
14697 * config/alpha/constraints.md: New file.
14698 * config/alpha/alpha.c: Include tm-constrs.h.
14699 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
14700 alpha_extra_constraint): Remove.
14701 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
14702 * config/alpha/alpha-protos.h: Update.
14703 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
14704 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
14705 (EXTRA_CONSTRAINT): Remove.
14706 * config/alpha/alpha.md: Include constraints.md.
14707 (adddi splitter): Use satisfies_constraint_*.
14708 * config/alpha/predicates.md (add_operand): Likewise.
14709 (sext_add_operand, addition_operation): Likewise.
14711 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
14713 PR tree-optimization/29145
14714 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
14715 in our handling of restrict qualified pointers.
14717 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14720 * doc/invoke.texi (Wunused-value): Update description.
14721 (Wextra): Delete item.
14722 * opts.c (set_Wextra): Don't use the value of Wextra to set the
14723 value of Wunused-value.
14724 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
14725 (c_finish_stmt_expr): Don't check extra_warnings.
14726 (emit_side_effect_warnings): The caller is responsible to check
14729 2007-02-11 Roger Sayle <roger@eyesopen.com>
14730 Matt Thomas <matt@3am-software.com>
14732 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
14734 2007-02-11 Roger Sayle <roger@eyesopen.com>
14736 * simplify-rtx.c (simplify_relational_operation_1): Optimize
14737 comparisons of POPCOUNT against zero.
14738 (simplify_const_relational_operation): Likewise.
14740 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14742 * doc/invoke.texi (Wextra): Delete outdated paragraph.
14744 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14746 * dwarf2out.c (root_type): Delete unused function.
14748 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14750 * genattrtab.c (contained_in_p): Delete unused function.
14751 (write_expr_attr_cache): Likewise.
14753 2007-02-11 Jan Hubicka <jh@suse.cz>
14755 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
14758 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
14760 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
14761 to add the REG_EQ* note.
14762 * see.c (see_merge_one_use_extension): Likewise.
14763 * local-alloc.c (update_equiv_regs): Likewise. Also don't
14764 turn REG_EQUAL notes into REG_EQUIV notes if the target
14765 register may have more than one set.
14766 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
14767 * gcse.c (try_replace_reg): Likewise.
14768 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
14769 * calls.c (fixup_tail_calls): Likewise. Abort if there is
14770 more than one REG_EQUIV note.
14771 * reload1.c (gen_reload): Use set_unique_reg_note.
14773 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
14775 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
14776 (ix86_builtin_conversion): New function.
14778 2007-02-06 Mark Mitchell <mark@codesourcery.com>
14781 * tree.h (DECL_REPLACEABLE_P): New macro.
14782 * except.c (set_nothrow_function_flags): Likewise.
14784 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
14785 Ira Rosen <irar@il.ibm.com>
14786 Dorit Nuzman <dorit@il.ibm.com>
14788 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
14789 * targhooks.c (default_builtin_vectorized_conversion): New.
14790 * targhooks.h (default_builtin_vectorized_function): New declaration.
14791 * target.h (struct vectorize): Add builtin_conversion field.
14792 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
14793 stmt_vec_info_type value.
14794 (vectorizable_conversion): New declaration.
14795 * tree-vect-analyze.c (vect_analyze_operations): Add
14796 vectorizable_conversion call.
14797 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
14798 * tree-vect-transform.c (vectorizable_conversion): New function.
14799 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
14800 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
14802 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
14803 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
14804 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
14805 or ALTIVEC_BUILTIN_VCFSX.
14807 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14810 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
14811 CONST_DOUBLE and operand 0 is a hard register.
14812 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
14813 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
14814 is a hard floating-point register.
14816 2007-02-10 Richard Henderson <rth@redhat.com>
14817 Jakub Jelinek <jakub@redhat.com>
14818 Alexandre Oliva <aoliva@redhat.com>
14820 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
14821 * builtin-types.def (BT_WORD): Make unsigned.
14822 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
14823 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
14824 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
14825 * c-decl.c (grokdeclarator): Don't error if !have_tls.
14826 * c-parser.c (c_parser_omp_threadprivate): Likewise.
14827 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
14829 * expr.c (emutls_var_address): New.
14830 (expand_expr_real_1): Expand emulated tls.
14831 (expand_expr_addr_expr_1): Likewise.
14832 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
14833 * output.h (emutls_finish): Declare.
14834 * toplev.c (compile_file): Call it.
14835 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
14836 address before wrapping in CONST.
14837 * varasm.c (emutls_htab, emutls_object_type): New.
14838 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
14839 (get_emutls_object_name, get_emutls_object_type): New.
14840 (get_emutls_init_templ_addr, emutls_decl): New.
14841 (emutls_common_1, emutls_finish): New.
14842 (assemble_variable): When emulating tls, swap decls; generate
14843 constructor for the emutls objects.
14844 (do_assemble_alias): When emulating tls, swap decl and target name.
14845 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
14847 * varpool.c (decide_is_variable_needed): Look at force_output.
14848 Recurse for emulated tls.
14849 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
14850 with decide_is_variable_needed.
14851 * emutls.c: New file.
14852 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
14853 tls_object for real tls.
14855 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
14857 PR rtl-optimization/29599
14858 * reload1.c (eliminate_regs_in_insn): Take the destination
14859 mode into account when computing the offset.
14861 2007-02-09 Stuart Hastings <stuart@apple.com>
14862 Richard Henderson <rth@redhat.com>
14864 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
14865 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
14866 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
14867 fixuns_truncdfhi2): New.
14868 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
14869 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
14870 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
14871 (floatunssidf2): Allow nonimmediate source.
14872 * config/i386/sse.md (movdi_to_sse): New.
14873 (vec_concatv2di): Drop '*'.
14874 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
14875 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
14876 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
14878 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
14879 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
14880 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
14881 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
14882 (ix86_build_signbit_mask): Fix decl of v, refactor to call
14883 ix86_build_const_vector.
14884 (x86_emit_floatuns): Rewrite.
14886 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14888 * genautomata.c (longest_path_length): Delete unused function.
14889 (struct state): Delete unused longest_path_length.
14890 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
14891 (get_free_state): Delete unused.
14893 2007-02-09 Jan Hubicka <jh@suse.cz>
14895 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
14896 * doc/invoke.texi (inline-unit-growth): Update default value.
14898 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
14899 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
14900 (rebuild_cgraph_edges): Likewise.
14901 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
14902 (dump_cgraph_node): Dump frequencies.
14903 (cgraph_clone_edge): Add frequency scales.
14904 (cgraph_clone_node): Add freuqnecy.
14905 * cgraph.h (cgraph_edge): Add freuqnecy argument.
14906 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
14907 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
14908 * tree-pass.h (TODO_rebuild_frequencies): New constant.
14909 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
14910 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
14911 (save_inline_function_body): Likewise.
14912 * ipa-inline.c: inluce rtl.h
14913 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
14914 (cgraph_edge_badness): Use frequencies.
14915 (cgraph_decide_recursive_inlining): Update clonning.
14916 (cgraph_decide_inlining_of_small_function): Dump frequency.
14917 * predict.c (estimate_bb_frequencies): Export.
14918 * predict.h (estimate_bb_frequencies): Declare.
14919 * tree-inline.c (copy_bb): Watch overflows.
14920 (expand_call_inline): Update call of cgraph_create_edge.
14921 (optimize_inline_calls): Use TODO flags to update frequnecies.
14922 * passes.h: Include predict.h
14923 (init_optimization_passes): Move profile ahead.
14924 (execute_function_todo): Handle TODO_rebuild_frequencies.
14926 2007-02-09 Roger Sayle <roger@eyesopen.com>
14928 * config/alpha/alpha.c (emit_insxl): Force the first operand of
14929 the insbl or inswl pattern into a register.
14931 2007-02-09 Roger Sayle <roger@eyesopen.com>
14933 * config/ia64/ia64.md (bswapdi2): New define_insn.
14935 2007-02-09 Richard Henderson <rth@redhat.com>
14937 * config/i386/constraints.md (Ym): New constraint.
14938 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
14939 (movdi_1_rex64): Split sse and xmm general register moves from
14940 memory move alternatives. Use conditional register constraints.
14941 (movsf_1, movdf_integer): Likewise.
14942 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
14943 (movdf_integer_rex64): New.
14944 (pushsf_rex64): Fix output constraints.
14945 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
14946 (sse2_stored): Likewise.
14947 (sse2_storeq_rex64): New.
14948 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
14949 amd and not generic.
14950 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
14951 for optimize_size. Remove SF/DFmode hack.
14953 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14955 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
14958 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
14959 Richard Sandiford <richard@codesourcery.com>
14961 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
14962 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
14963 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
14964 m68k/t-mlib to tmake_file.
14965 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
14966 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
14967 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
14968 Allow it to be cf or m68k. Set m68k_arch_family. If that
14969 variable is not empty, add t-$m68k_arch_family to tmake_file.
14970 Add t-mlibs to tmake_file.
14971 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
14972 * config/m68k/t-cf: New file.
14973 * config/m68k/t-m68k: Likewise.
14974 * config/m68k/t-mlibs: Likewise.
14975 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14976 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14977 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
14978 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14979 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
14981 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
14982 (INSTALL_LIBGCC): Delete.
14983 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
14984 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14985 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14986 (M68K_MLIB_CPU): Define.
14987 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14988 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14989 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
14991 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
14992 Richard Guenther <rguenther@suse.de>
14994 PR middle-end/23361
14995 * fold-const.c (fold_comparison): Handle obfuscated comparisons
14996 against INT_MIN/INT_MAX.
14997 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
14998 file if a loop is removed.
15000 2007-02-09 Joseph Myers <joseph@codesourcery.com>
15002 * calls.c (store_one_arg): Pass correct alignment to
15003 emit_push_insn for non-BLKmode values.
15004 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
15005 unaligned stack slot via a suitably aligned slot.
15007 2007-02-08 DJ Delorie <dj@redhat.com>
15009 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
15011 (legal_subregs): Use unsigned char, make const.
15012 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
15014 2007-02-08 Paul Brook <paul@codesourcery.com>
15016 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
15017 special interworking needed.
15019 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
15021 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
15022 conditional to __SSE2__.
15023 (Entries below should have been added to first ChangeLog
15024 entry for amdfam10 dated 2007-02-05)
15025 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
15027 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
15029 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
15032 2007-02-08 DJ Delorie <dj@redhat.com>
15034 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
15035 * config/m32c/m32c.c (legal_subregs): New.
15036 (m32c_illegal_subreg_p): New.
15037 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
15038 unsupported subregs of hard regs.
15040 2007-02-08 Jan Hubicka <jh@suse.cz>
15042 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
15043 the same one; always update histograms.
15045 2007-02-08 Diego Novillo <dnovillo@redhat.com>
15047 * passes.c (init_optimization_passes): Tidy comment.
15049 2007-02-08 Roger Sayle <roger@eyesopen.com>
15051 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
15052 strip zero_extend, bswap and rotates from POCOUNT's argument.
15053 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
15054 zero_extend and rotates from PARITY's argument.
15055 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
15056 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
15057 of an integer constant at compile-time.
15059 2007-02-08 Diego Novillo <dnovillo@redhat.com>
15062 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
15064 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
15067 * tree-ssa-live.c (remove_unused_locals): Do not remove
15068 TREE_ADDRESSABLE variables.
15069 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
15070 * tree-ssa-operands.c (add_virtual_operand): Remove argument
15071 FOR_CLOBBER. Update all users.
15072 If VAR has an associated alias set, add a virtual operand for
15073 it if no alias is found to conflict with the memory reference.
15075 2007-02-07 Jan Hubicka <jh@suse.cz>
15076 Robert Kidd <rkidd@crhc.uiuc.edu>
15078 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
15080 2007-02-07 Ian Lance Taylor <iant@google.com>
15082 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
15084 2007-02-07 Roger Sayle <roger@eyesopen.com>
15086 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
15087 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
15088 tablejumpdi, movsi_to_cr_one): Remove constraints from
15089 define_expand's match_operands.
15091 2007-02-07 Roger Sayle <roger@eyesopen.com>
15093 * global.c (compute_regsets): Move declatation of "i" inside of
15094 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
15096 2007-02-07 Jakub Jelinek <jakub@redhat.com>
15099 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
15100 of INDIRECT_REF <RESULT_DECL>.
15102 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
15104 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
15105 Kaz Kojima <kkojima@gcc.gnu.org>
15108 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
15110 (sh_initialize_trampoline): Add parentheses to avoid a warning.
15112 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
15114 * doc/loop.texi: Document possibility not to perform disambiguation
15115 of loops with multiple latches.
15116 * cfgloopmanip.c (alp_enum_p): Removed.
15117 (add_loop): Handle subloops. Use get_loop_body_with_size.
15118 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
15119 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
15120 the new forwarder block.
15121 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
15122 Handle the case latch is NULL.
15123 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
15124 modifications when marking loop exits.
15125 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
15127 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
15128 disambiguate_loops_with_multiple_latches.
15129 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
15130 before fix_loop_structure.
15131 * cfgloop.c: Include pointer-set.h and output.h.
15132 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
15133 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
15134 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
15135 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
15136 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
15137 disambiguate_multiple_latches, get_loop_body_with_size,
15138 disambiguate_loops_with_multiple_latches): New functions.
15139 (flow_loop_dump): Dump multiple latch edges.
15140 (flow_loop_nodes_find): Handle loops with multiple latches.
15141 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
15142 (glb_enum_p): Modified.
15143 (get_loop_body): Use get_loop_body_with_size.
15144 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
15145 (AVOID_CFG_MODIFICATIONS): New constant.
15146 (disambiguate_loops_with_multiple_latches, add_loop,
15147 get_loop_body_with_size): Declare.
15148 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
15150 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
15152 PR inline-asm/28686
15153 * global.c (compute_regsets): New function.
15154 (global_alloc): Refactored ELIMINABLE_REGSET
15155 and NO_GLOBAL_ALLOC_REGS computation out.
15156 (rest_of_handle_global_alloc): Call compute_regsets()
15157 for non-optimizing case.
15159 2007-02-06 Richard Henderson <rth@redhat.com>
15161 * config/i386/constraints.md (Y2): Rename from Y.
15162 (Yi): New constraint.
15163 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
15164 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
15165 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
15166 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
15167 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
15168 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
15169 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
15170 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
15171 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
15172 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
15173 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
15174 vec_extractv2si_1): Change Y constraints to Y2.
15175 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
15176 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
15177 Change Y constraints to Y2.
15178 (sse2_loadld): Change Y constraints to x.
15180 2007-02-06 Roger Sayle <roger@eyesopen.com>
15182 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
15183 (parity<mode>2): New define_expand using rs6000_emit_parity.
15184 * config/rs6000/rs6000.c (rs6000_emit_popcount,
15185 rs6000_emit_parity): New functions.
15186 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
15187 rs6000_emit_parity): Prototype here.
15189 2007-02-06 Ian Lance Taylor <iant@google.com>
15191 * lower-subreg.c (simple_move_operand): Reject CONST.
15192 (resolve_clobber): Call validate_change rather than directly
15193 assigning to XEXP (pat, 0).
15195 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
15197 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
15198 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
15199 (tree-cfg.o): Remove hashtab.h dependency.
15201 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
15202 (struct ivopts_data): Change niters to pointer_map_t.
15203 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
15204 (niter_for_exit): Create pointer_map on demand. Change for
15206 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
15207 (free_loop_data): Destroy data->niters if created and reset field.
15208 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
15209 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
15211 * tree-ssa-reassoc.c: Include pointer-set.h.
15212 (bb_rank): Change to long *.
15213 (operand_rank): Change to pointer_map_t.
15214 (find_operand_rank): Return long, -1 if not found. Declare as inline.
15215 (insert_operand_rank): Accept long.
15216 (operand_entry_hash, operand_entry_eq): Remove.
15217 (get_rank): Return long. Adjust for changes above.
15218 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
15220 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
15222 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
15223 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
15224 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
15226 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
15227 directly since it cannot be NULL.
15228 (get_vi_for_tree): Rewrite for pointer_map API.
15229 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
15230 (init_alias_vars): Create vi_for_tree as pointer_map.
15231 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
15233 * tree-cfg.c: Don't include hashtab.h.
15234 (edge_to_cases): Declare as pointer_map.
15235 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
15237 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
15238 (start_recording_case_labels): Create edge_to_cases as pointer_map.
15239 (end_recoding_case_labels): Cleanup edge_to_cases manually before
15241 (record_switch_edge): Delete.
15242 (get_cases_for_edge): Adjust for pointer_map API, inline
15243 record_switch_edge (rewritten for new API), remove goto.
15245 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
15247 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
15248 * tree-nested.c: Include pointer-set.h.
15249 (var_map_elt, var_map_eq, var_map_hash): Delete.
15250 (struct nesting_info): Remove GTY marker. Change the two htab_t's
15251 to pointer_map_t's.
15252 (nesting_info_bitmap_obstack): New.
15253 (lookup_field_for_decl): Adjust for pointer_map API.
15254 (lookup_tramp_for_decl): Adjust for pointer_map API.
15255 (get_nonlocal_debug_decl): Adjust for pointer_map API.
15256 (get_local_debug_decl): Adjust for pointer_map API.
15257 (convert_nl_goto_reference): Adjust for pointer_map API.
15258 (convert_nl_goto_receiver): Adjust for pointer_map API.
15259 (create_nesting_tree): Create outside GGC space. Create bitmap on
15260 the new obstack. Create field_map and var_map as pointer_maps.
15261 (free_nesting_tree): Adjust for changes to create_nesting_tree.
15263 (lower_nested_functions): Move root here, no need to NULL it.
15264 Initialize and release the obstack.
15266 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
15268 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
15269 Remove prototypes and make them non-static.
15270 (struct tree_int_map): Remove.
15271 * tree.h (struct tree_int_map): Move here, turning TO into an
15273 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
15275 * tree.h (TREE_COMPLEXITY): Remove.
15276 (struct tree_exp): Remove complexity field.
15277 * tree.c (build1_stat): Don't set it.
15279 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
15280 Victor Kaplansky <victork@il.ibm.com>
15282 * tree-vectorizer.c (vect_is_simple_use): Support induction.
15283 (vect_is_simple_reduction): Support reduction with induction as
15284 one of the operands.
15285 (vect_is_simple_iv_evolution): Fix formatting.
15286 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
15287 formatting. Don't mark induction phis for vectorization.
15288 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
15289 * tree-vect-transform.c (get_initial_def_for_induction): New function.
15290 (vect_get_vec_def_for_operand): Support induction.
15291 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
15293 (vectorizable_reduction): Support reduction with induction as one of
15295 (vectorizable_type_demotion): Use def-type of stmt argument rather
15296 than dummy def-type.
15298 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
15299 flag_tree_scev_cprop.
15300 * common.opt (tree-scev-cprop): New flag.
15302 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
15303 call to vect_get_new_vect_var.
15305 2007-02-06 Ira Rosen <irar@il.ibm.com>
15307 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
15308 vectype is not NULL.
15309 (vect_pattern_recog_1): Likewise.
15311 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15313 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
15314 (fold_negate_expr): Likewise.
15316 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
15319 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
15320 even if cv-qualification is the same.
15322 2007-02-05 Geoffrey Keating <geoffk@apple.com>
15324 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
15325 __enable_execute_stack on completion.
15327 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15329 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
15330 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
15331 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
15332 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
15333 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
15334 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
15335 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
15336 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
15338 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15340 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
15341 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
15342 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
15343 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
15344 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
15345 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
15346 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
15347 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
15348 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
15349 umuldi3_highpart_rex64, umulsi3_highpart_insn,
15350 umulsi3_highpart_zext, smuldi3_highpart_rex64,
15351 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
15352 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
15353 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
15354 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
15355 sqrtextenddfxf2_i387): Added amdfam10_decode.
15357 * config/i386/athlon.md (athlon_idirect_amdfam10,
15358 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
15359 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
15360 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
15361 athlon_ivector_store_amdfam10): New define_insn_reservation.
15362 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
15365 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15367 * config/i386/athlon.md (athlon_call_amdfam10,
15368 athlon_pop_amdfam10, athlon_lea_amdfam10): New
15369 define_insn_reservation.
15370 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
15371 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
15372 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
15374 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15376 * config/i386/athlon.md (athlon_sseld_amdfam10,
15377 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
15378 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
15380 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15382 * config/i386/athlon.md (athlon_sseins_amdfam10): New
15383 define_insn_reservation.
15384 * config/i386/i386.md (sseins): Added sseins to define_attr type
15385 and define_attr unit.
15386 * config/i386/sse.md: Set type attribute to sseins for insertq
15389 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15391 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
15392 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
15393 ssecomi_load_amdfam10, ssecomi_amdfam10,
15394 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
15395 define_insn_reservation.
15396 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
15398 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15400 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
15401 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
15402 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
15403 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
15404 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
15405 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
15406 define_insn_reservation.
15408 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
15409 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
15410 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
15411 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
15412 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
15414 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15416 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
15417 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
15418 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
15419 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
15420 athlon_ssemul_load_k8): Added amdfam10.
15422 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15424 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
15425 (x86_sse_unaligned_move_optimal): New variable.
15427 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
15429 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
15430 for unaligned vector SSE double/single precision loads for AMDFAM10.
15432 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15434 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
15435 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
15436 Define TARGET_CPU_DEFAULT_amdfam10.
15437 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
15438 (processor_type): Add PROCESSOR_AMDFAM10.
15440 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
15441 processor_type in config/i386/i386.h.
15442 Enable imul peepholes for TARGET_AMDFAM10.
15444 * config.gcc: Add support for --with-cpu option for amdfam10.
15446 * config/i386/i386.c (amdfam10_cost): New variable.
15447 (m_AMDFAM10): New macro.
15448 (m_ATHLON_K8_AMDFAM10): New macro.
15449 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
15450 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
15451 x86_promote_QImode, x86_integer_DFmode_moves,
15452 x86_partial_reg_dependency, x86_memory_mismatch_stall,
15453 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
15454 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
15455 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
15456 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
15457 Enable/disable for amdfam10.
15458 (override_options): Add amdfam10_cost to processor_target_table.
15459 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
15460 processor_alias_table.
15461 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
15462 (ix86_adjust_cost): Add code for amdfam10.
15464 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15466 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
15467 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
15468 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
15469 * config/i386/i386.h: Add builtin definition for SSE4A.
15470 * config/i386/i386.md: Add support for ABM instructions
15471 (popcnt and lzcnt).
15472 * config/i386/sse.md: Add support for SSE4A instructions
15473 (movntss, movntsd, extrq, insertq).
15474 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
15475 Add -march=amdfam10 flag.
15476 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
15477 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
15479 * doc/extend.texi: Add documentation for SSE4A builtins.
15481 2007-02-05 Bob Wilson <bob.wilson@acm.org>
15483 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
15485 2007-02-05 Richard Guenther <rguenther@suse.de>
15487 * tree-vectorizer.h (vectorizable_function): Add argument type
15488 argument, change return type.
15489 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
15490 * tree-vect-transform.c (vectorizable_function): Handle extra
15491 argument, return vectorized function decl.
15492 (build_vectorized_function_call): Remove.
15493 (vectorizable_call): Handle calls with result and argument types
15494 differing. Handle loop vectorization factor correctly.
15495 * targhooks.c (default_builtin_vectorized_function): Adjust for
15497 * targhooks.h (default_builtin_vectorized_function): Likewise.
15498 * target.h (builtin_vectorized_function): Add argument type
15500 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
15501 extra argument, allow vectorizing of lrintf.
15502 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
15503 documentation of target hook.
15505 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
15508 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
15509 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
15510 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
15512 2007-02-05 Roger Sayle <roger@eyesopen.com>
15514 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
15515 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
15516 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
15517 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
15518 before canonicalizing sincos to cexpi.
15519 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
15521 2007-02-05 Roger Sayle <roger@eyesopen.com>
15523 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
15524 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
15525 (alpha_init_builtins): Use alpha_add_builtins to process tables.
15527 2007-02-05 Roger Sayle <roger@eyesopen.com>
15529 * mips-tfile.c (initialize_init_file): Correct endianness test.
15531 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
15533 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
15534 the 'y' constraint.
15536 2007-02-05 Richard Sandiford <richard@codesourcery.com>
15538 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
15539 saves in a PARALLEL before the register assignments.
15541 2007-02-05 Richard Sandiford <richard@codesourcery.com>
15543 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
15544 DWARF_FRAME_RETURN_COLUMN to be a general register.
15545 * dwarf2out.c (init_return_column_size): New function, split from...
15546 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
15547 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
15548 to be nongeneral registers.
15549 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
15551 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
15552 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
15554 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
15556 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
15558 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
15560 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
15561 (remove_path): Use can_remove_branch_p and remove_branch instead
15562 of loop_delete_branch_edge.
15563 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
15564 (tree_transform_and_unroll_loop): Remove dead branches immediately.
15565 Update profile using scale_dominated_blocks_in_loop.
15566 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
15567 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
15568 (can_remove_branch_p, remove_branch): Declare.
15569 * tree-cfg.c (tree_can_remove_branch_p): New function.
15570 (tree_cfg_hooks): Add tree_can_remove_branch_p.
15571 * cfgrtl.c (rtl_can_remove_branch_p): New function.
15572 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
15574 2007-02-05 Jan Hubicka <jh@suse.cz>
15576 PR middle-end/30696
15577 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
15578 nodes in cgraph, don't remove offline copy of the function.
15580 2007-02-04 Jan Hubicka <jh@suse.cz>
15582 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
15583 vectors might cause maybe_lookup_element_for_expr to be called
15584 on non-sra-candidate.
15586 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15588 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
15589 config/bfin/bfin.md, config/bfin/predicates.md: Follow
15590 spelling conventions.
15592 2007-02-04 Richard Guenther <rguenther@suse.de>
15594 PR middle-end/30636
15595 * fold-const.c (try_move_mult_to_index): Make sure to not
15596 overflow one dimension of a multi-dimensional array access.
15598 2007-02-04 Jan Hubicka <jh@suse.cz>
15600 * passes.c (init_optimization_passes): Reindent.
15602 2007-02-04 Jan Hubicka <jh@suse.cz>
15603 Eric Botcazou <ebotcazou@adacore.com>
15605 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
15606 (execute_fixup_cfg): Break out the abnormal goto code.
15607 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
15608 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
15609 (optimize_inline_calls): Call make_nonlocal_label_edges.
15611 2007-02-04 Jan Hubicka <jh@suse.cz>
15613 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
15614 true when something was changed.
15615 (rename_ssa_copies): When something was changed, do
15616 TODO_remove_unused_locals.
15617 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
15618 add TODO_remove_unused_locals when instruction was removed.
15620 2007-02-04 Jan Hubicka <jh@suse.cz>
15622 * ipa-inline.c (try_inline): Improve debug output; work on already
15624 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
15625 call try_inline for already inlined edges too when flattening;
15626 inline also functions that make callee growth but overall unit size
15629 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15631 * config/m32c/bitops.md, config/m32c/jump.md,
15632 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
15633 config/m32r/m32r.h, config/m32r/m32r.md,
15634 config/m32r/predicates.md, config/m68hc11/larith.asm,
15635 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
15636 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
15637 config/mips/mips-protos.h, config/mips/mips.c,
15638 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
15639 config/mn10300/mn10300.h, config/mn10300/predicates.md,
15640 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
15641 spelling conventions.
15643 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
15644 Follow spelling conventions.
15646 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
15648 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
15649 warn about C++0x compatibility.
15651 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15653 * config/h8300/h8300.c, config/h8300/h8300.h,
15654 config/h8300/h8300.md: Follow spelling conventions.
15656 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
15658 PR middle-end/30667
15659 * combine.c (try_combine): Do not substitute source operand
15660 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
15662 2007-02-03 Jan Hubicka <jh@suse.cz>
15664 PR gcov-profile/30650
15665 * value-prof.c (stringop_block_profile): Fix handling of size counter;
15666 do not divide by zero for never executed counters.
15667 (tree_find_values_to_profile): Fix counters.
15668 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
15670 2007-02-03 Ian Lance Taylor <iant@google.com>
15672 * lower-subreg.c (simple_move_operand): New static function,
15673 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
15675 (simple_move): Call simple_move_operand.
15676 (find_decomposable_subregs): Add special handling of MEMs.
15677 (can_decompose_p): Rename from cannot_decompose_p. Reverse
15678 meaning of return value. If we see a hard register, test whether
15679 it can store a word_mode value. Change all callers.
15681 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15683 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
15684 ftrapv insns and expanders.
15685 (subdi3): Change define_expand operand 1 to arith11_operand, and
15686 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
15687 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
15688 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
15691 PR middle-end/30174
15692 * varasm.c (notice_global_symbol): Treat global objects as weak when
15693 flag_shlib is true.
15695 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15697 * emit-rtl.c (dconstpi): Delete.
15698 (dconstsqrt2): New.
15699 (init_emit_once): Delete dconstpi and init dconstsqrt2.
15700 * real.h (dconstpi): Delete.
15701 (dconstsqrt2): New.
15702 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
15703 (fold_builtin_hypot): Likewise.
15705 2007-02-03 Tom Tromey <tromey@redhat.com>
15708 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
15709 -gcoff3, -gxcoff3, -gvms3 implies -dD.
15711 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
15713 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
15714 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
15715 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
15716 config/rs6000/cell.md, config/rs6000/darwin.h,
15717 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
15718 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
15719 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
15720 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
15721 typos. Follow spelling conventions.
15722 * doc/invoke.texi: Follow spelling conventions.
15724 2007-02-03 Roger Sayle <roger@eyesopen.com>
15726 * simplify-rtx.c (simplify_relational_operation_1): Implement some
15727 canonicalization transformations that attempt to simplify integer
15728 constant comparisons to become comparisons against zero.
15730 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15732 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
15734 * fold-const.c (fold_binary): Fix comment typos. Fold complex
15735 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
15737 2007-02-02 Mike Stump <mrs@apple.com>
15739 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
15740 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
15741 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
15742 generate a branch island.
15744 2007-02-02 Bob Wilson <bob.wilson@acm.org>
15746 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
15747 (xtensa_legitimate_address_p): New.
15748 (xtensa_legitimize_address): New.
15749 (xtensa_output_addr_const_extra): New.
15750 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
15752 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
15753 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
15754 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
15755 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
15756 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
15757 (xtensa_legitimize_address): New.
15758 (xtensa_output_addr_const_extra): New.
15760 2007-02-02 Steve Ellcey <sje@cup.hp.com>
15762 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
15764 2007-02-02 Ian Lance Taylor <iant@google.com>
15766 * expmed.c (expand_divmod): Add comment.
15768 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
15770 * emit-rtl.c (renumber_insns): Remove.
15771 * flags.h: Remove the extern for flag_renumber_insns.
15772 * rtl.h: Remove the prototype for renumber_insns.
15773 * toplev.c (flag_renumber_insns): Remove.
15775 2007-02-02 Hui-May Chang <hm.chang@apple.com>
15777 Revert for x86 darwin:
15778 2005-06-19 Uros Bizjak <uros@kss-loka.si>
15780 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
15781 code before the following patch under TARGET_MACHO.
15782 (ix86_function_value_regno_p): Likewise.
15784 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15786 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
15789 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15792 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
15793 loads to general or fp registers. Add comments.
15794 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
15796 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
15798 * pointer-set.c (insert_aux): Only return insertion slot.
15799 (pointer_set_insert): Adjust.
15800 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
15801 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
15802 pointer_map_traverse): New.
15803 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
15804 pointer_map_create, pointer_map_destroy, pointer_map_insert,
15805 pointer_map_contains, pointer_map_traverse): Declare.
15807 2007-02-02 Jakub Jelinek <jakub@redhat.com>
15809 PR middle-end/30473
15810 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
15811 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
15813 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15815 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
15817 (struct _dep): New type.
15818 (dep_t): New typedef.
15819 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
15820 (DEP_STATUS): New access macro. The macro with the same name was
15821 renamed to DEP_LINK_STATUS.
15822 (dep_init): Declare function
15824 (struct _dep_link): New type.
15825 (dep_link_t): New typedef.
15826 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
15827 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
15828 (DEP_LINK_STATUS): New macro.
15829 (debug_dep_links): New debug function.
15831 (struct _deps_list): New type.
15832 (deps_list_t): New typedef.
15833 (DEPS_LIST_FIRST): New access macro.
15834 (FOR_EACH_DEP_LINK): New cycle macro.
15835 (create_deps_list, free_deps_list, delete_deps_list): Declare
15837 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
15838 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
15839 (copy_deps_list_change_con): Ditto.
15841 (move_dep_link): Declare function.
15843 (struct _dep_node): New type.
15844 (dep_node_t): New typedef.
15845 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
15847 (struct haifa_insn_data.back_deps): New field to hold backward
15848 dependencies of the insn.
15849 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
15851 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
15852 Change its type to deps_list_t.
15853 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
15854 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
15855 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
15857 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
15859 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
15861 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
15863 (dep_cost): Declare.
15865 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
15866 (ds_to_dk, dk_to_ds): New functions.
15868 (init_dep_1): New static function.
15869 (init_dep): New function.
15870 (copy_dep): New static function.
15872 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
15874 (detach_dep_link): New static function.
15875 (move_dep_link): New function.
15877 (dep_links_consistent_p, dump_dep_links): New static functions.
15878 (debug_dep_links): New debugging function.
15880 (deps_obstack, dl_obstack, dn_obstack): New static variables.
15882 (alloc_deps_list, init_deps_list): New static functions.
15883 (create_deps_list): New function.
15884 (clear_deps_list): New static function.
15885 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
15886 (deps_list_consistent_p, dump_deps_list): New static functions.
15887 (debug_deps_list): New function.
15888 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
15890 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
15892 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
15893 use new scheduler dependencies lists.
15894 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
15895 (sched_analyze): Ditto. Initialize dependencies lists.
15896 (add_forw_dep, compute_forward_dependences): Update to use new
15897 scheduler dependencies lists.
15899 (init_dependency_caches): Init deps_obstack.
15900 (free_dependency_caches): Free deps_obstack.
15902 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
15903 new scheduler dependencies lists.
15904 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
15905 (add_back_forw_dep, delete_back_forw_dep): Ditto.
15907 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
15908 Update to use new scheduler dependencies lists.
15909 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
15910 (debug_dependencies): Ditto.
15911 (schedule_region): Update comments.
15913 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
15914 scheduler dependencies lists.
15915 (schedule_ebb): Update comments.
15917 * rtl.def (DEPS_LIST): Remove.
15919 * lists.c (unused_deps_list): Remove.
15920 (free_list): Update assertions.
15922 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
15923 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15925 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
15926 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15928 * haifa-sched.c (comments): Update.
15929 (insn_cost1): Remove. Inline the code into insn_cost ().
15930 (insn_cost): Update to use new scheduler dependencies lists. Move
15931 processing of the dependency cost to dep_cost ().
15932 (dep_cost): New function. Use it instead of insn_cost () when
15933 evaluating cost of the dependency. Use compatible interface to
15934 interact with the target.
15935 (priority): Update to use new scheduler dependencies lists.
15936 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
15937 with greater number of insns that depend on the insn.
15938 (schedule_insn): Update to use new scheduler dependencies lists. Add
15939 code to free backward dependencies lists. Inline and optimize code
15940 from resolve_dep () - see PR28071.
15941 (ok_for_early_queue_removal): Update to use new scheduler dependencies
15942 lists. Update call to targetm.sched.is_costly_dependence hook.
15944 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
15945 scheduler dependencies lists.
15947 (resolve_dep): Remove. Move the logic to schedule_insn ().
15948 (init_h_i_d): Initialize dependencies lists.
15950 (process_insn_depend_be_in_spec): Rename to
15951 process_insn_forw_deps_be_in_spec. Update to use new scheduler
15952 dependencies lists.
15953 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
15954 Update to use new scheduler dependencies lists.
15955 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
15957 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
15958 new scheduler dependencies lists.
15959 (build_intra_loop_deps): Ditto.
15961 * target.h (struct _dep): Declare to use in
15962 gcc_target.sched.is_costly_dependence.
15963 (struct gcc_target.sched.adjust_cost): Fix typo.
15964 (struct gcc_target.sched.is_costly_dependence): Change signature to
15965 use single dep_t parameter instead of an equivalent triad.
15966 (struct gcc_target.sched.adjust_cost_2): Remove.
15968 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
15970 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
15972 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
15974 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
15976 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
15977 (REG_DEP_TRUE): Document.
15979 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
15980 Change signature to correspond to the targetm.sched.adjust_cost hook.
15981 Update use in TARGET_SCHED_ADJUST_COST_2.
15982 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
15983 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
15984 new scheduler dependencies lists.
15985 (ia64_gen_check): Ditto.
15987 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
15988 scheduler dependencies lists.
15990 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
15991 signature to correspond to the targetm.sched.is_costly_dependence hook.
15992 (is_costly_group): Update to use new scheduler dependencies lists.
15994 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
15995 instead of INSN_COST () macro.
15997 2007-02-01 Ian Lance Taylor <iant@google.com>
15999 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
16001 2007-02-01 Guy Martin <gmsoft@gentoo.org>
16003 * pa.md (tp_load): Correct mfctl instruction syntax.
16005 2007-02-01 Geoffrey Keating <geoffk@apple.com>
16007 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
16008 altivec_padding_size calculation on AIX. Improve comment, add
16009 assert to verify that it's right.
16011 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
16014 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
16016 PR inline-asm/28686
16017 * global.c (global_alloc): Add mising initialization of
16020 2007-02-01 Roger Sayle <roger@eyesopen.com>
16022 * alias.c (init_alias_analysis): Correct whitespace.
16023 * bb-reorder.c (fix_edges_for_rarely_executed_code,
16024 partition_hot_cold_basic_blocks): Likewise.
16025 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
16026 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
16027 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
16028 fold_builtin_snprintf_chk, fold_builtin_printf,
16029 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
16030 do_mpfr_arg3, do_mpfr_sincos): Likewise.
16031 * cfgcleanup.c (cleanup_cfg): Likewise.
16032 * cfgexpand.c (tree_expand_cfg): Likewise.
16033 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
16034 * function.c (get_next_funcdef_no): Likewise.
16035 * gengtype.c (main): Likewise.
16036 * genmodes.c (main): Likewise.
16037 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
16038 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
16039 * ifcvt.c (noce_emit_move_insn): Likewise.
16040 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
16042 * stor-layout.c (get_best_mode): Likewise.
16043 * tree-ssa-loop-niter.c (get_val_for): Likewise.
16044 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
16045 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
16046 perform_var_substitution, solve_graph): Likewise.
16047 * tree-vrp.c (vrp_finalize): Likewise.
16049 2007-02-01 Ian Lance Taylor <iant@google.com>
16051 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
16052 high part of a paradoxical subreg, return a constant zero.
16054 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
16056 * toplev.c (lang_dependent_init): Call init_set_costs.
16057 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
16059 2007-02-01 Richard Guenther <rguenther@suse.de>
16061 PR middle-end/30656
16062 * fold-const.c (fold_negate_expr): Allow negating a
16063 constant if overflow does not change.
16065 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16067 * doc/c-tree.texi (Expression trees): Improve markup.
16068 * doc/tm.texi (Register Classes, Addressing Modes)
16069 (Floating Point): Fix spacing after abbreviations. Fix some
16072 2007-02-01 Ben Elliston <bje@au.ibm.com>
16074 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
16075 * doc/contrib.texi: Likewise.
16076 * doc/install.texi: Likewise.
16078 2007-01-31 Richard Henderson <rth@redhat.com>
16079 Ian Lance Taylor <iant@google.com>
16081 * lower-subreg.c: New file.
16082 * rtl.def (CONCATN): Define.
16083 * passes.c (init_optimization_passes): Add pass_lower_subreg and
16084 pass_lower_subreg2.
16085 * emit-rtl.c (update_reg_offset): New static function, broken out
16086 of gen_rtx_REG_offset.
16087 (gen_rtx_REG_offset): Call update_reg_offset.
16088 (gen_reg_rtx_offset): New function.
16089 * regclass.c: Revert patch of 2006-03-05, restoring
16091 (clear_reg_info_regno): New function.
16092 * dwarf2out.c (concatn_loc_descriptor): New static function.
16093 (loc_descriptor): Handle CONCATN.
16094 * common.opt (fsplit_wide_types): New option.
16095 * opts.c (decode_options): Set flag_split_wide_types when
16097 * timevar.def (TV_LOWER_SUBREG): Define.
16098 * rtl.h (gen_reg_rtx_offset): Declare.
16099 (reg_scan_update): Declare.
16100 * regs.h (clear_reg_info_regno): Declare.
16101 * tree-pass.h (pass_lower_subreg): Declare.
16102 (pass_lower_subreg2): Declare.
16103 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
16104 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
16105 -fsplit-wide-types.
16106 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
16107 * Makefile.in (OBJS-common): Add lower-subreg.o.
16108 (lower-subreg.o): New target.
16110 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16112 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
16114 2007-01-31 Anatoly Sokolov <aesok@post.ru>
16117 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
16119 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16121 PR middle-end/29335
16122 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
16124 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
16126 * cfgloop.h: Include vec-prim.h.
16127 (enum li_flags): Remove LI_ONLY_OLD.
16128 (loop_iterator): Changed.
16129 (fel_next, fel_init): Iterate over loop tree.
16130 (FOR_EACH_LOOP_BREAK): New macro.
16131 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
16133 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
16134 * modulo-sched.c (sms_schedule): Ditto.
16135 * tree-vectorizer.c (vectorize_loops): Ditto.
16136 * doc/loop.texi: Update information on loop numbering and behavior of
16137 FOR_EACH_LOOP wrto new loops.
16138 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
16139 add_to_evolution_1): Test nestedness of loops instead of comparing
16141 * tree-chrec.c (chrec_fold_plus_poly_poly,
16142 chrec_fold_multiply_poly_poly, chrec_evaluate,
16143 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
16144 reset_evolution_in_loop): Ditto.
16145 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
16147 2007-01-31 Dirk Mueller <dmueller@suse.de>
16149 * c-common.c (warn_about_parentheses): Separate warning about
16150 un-parenthized sequence of comparison operators from the one
16151 which is supposed to warn about x <= y <= z.
16153 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
16155 * optabs.h (enum optab_index): Add new OTI_isinf.
16156 (isinf_optab): Define corresponding macro.
16157 * optabs.c (init_optabs): Initialize isinf_optab.
16158 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
16160 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
16161 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
16163 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
16164 expand_builtin_interclass_mathfn.
16165 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
16166 * config/i386/i386.md (UNSPEC_FXAM): New constant.
16167 (fxam<mode>2_i387): New insn pattern.
16168 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
16169 built-in functions as x87 inline asm.
16171 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16173 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
16175 2007-01-30 Eric Christopher <echristo@apple.com>
16177 * config.gcc: Add geode.
16179 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16181 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
16182 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
16183 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
16184 value-prof.c: Fix comment typos.
16186 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16189 * doc/invoke.texi (Wpointer-arith): Document warning.
16191 2007-01-30 Janis Johnson <janis187@us.ibm.com>
16193 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
16194 the list of discrepancies from the draft TR.
16196 2007-01-30 Dirk Mueller <dmueller@suse.de>
16199 * doc/invoke.texi (-Wreturn-type): Update description to
16200 match new behavior.
16202 2007-01-30 Richard Sandiford <richard@codesourcery.com>
16204 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
16206 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
16208 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
16209 to handle optabs that operate on floating point input argument and
16210 output to integer output.
16211 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
16212 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
16213 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
16214 expand_builtin_interclass_mathfn ().
16215 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
16216 (ilogbsi2): Remove.
16217 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
16218 ilogbl built-in functions as x87 intrinsics.
16220 2007-01-30 Richard Guenther <rguenther@suse.de>
16222 PR middle-end/27657
16223 * dwarf2out.c (reference_to_unused): Query varpool if the
16224 variable was output.
16226 2007-01-30 Richard Guenther <rguenther@suse.de>
16228 PR middle-end/30313
16229 * passes.c (execute_one_pass): Reset in_gimple_form to not
16230 confuse non-unit-at-a-time mode.
16232 2007-01-29 Roger Sayle <roger@eyesopen.com>
16233 Richard Guenther <rguenther@suse.de>
16235 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
16236 avoid undefined behaviour on overflow. Use force_fit_type_double
16237 to construct the constant with the specified TREE_OVERFLOW.
16239 2007-01-29 Janis Johnson <janis187@us.ibm.com>
16241 * config/dfp-bit.c: Add parameterized support for fp exceptions.
16242 * config/dfp-bit.h: Ditto.
16244 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16246 * c-decl.c (pop_scope): Replace warnings with call to
16247 warn_for_unused_label.
16248 * c-common.h (warn_for_unused_label): Declare.
16249 * c-common.c (warn_for_unused_label): Define.
16251 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16253 * tree-optimize.c (update_inlined_to_pointers): Delete unused
16256 2007-01-29 Janis Johnson <janis187@us.ibm.com>
16258 * Makefile.in (USER_H): Remove decfloat.h.
16259 * ginclude/decfloat.h: Delete, moving contents to ...
16260 * ginclude/float.h: Add support for decimal floating point,
16261 guarded by __STDC_WANT_DEC_FP__.
16263 2007-01-29 Mike Stump <mrs@apple.com>
16265 * doc/gccint.texi (Top): Rename Loop Representation to Loop
16266 Analysis and Representation to resolve case insensitive conflict.
16267 * doc/loop.texi (Loop Analysis and Representation): Likewise.
16269 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
16271 * tree.h (struct tree_memory_tag): Add aliases member.
16272 (MTAG_ALIASES): New macro.
16273 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
16274 (add_may_alias): Remove pointer-set. Update for may_aliases being
16276 (mark_aliases_call_clobbered): Update for may_aliases being a
16278 (compute_tag_properties): Ditto.
16279 (create_partition_for): Ditto.
16280 (compute_memory_partitions): Ditto.
16281 (dump_may_aliases_for): Ditto.
16282 (is_aliased_with): Ditto.
16283 (add_may_alias_for_new_tag): Ditto.
16284 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
16285 (compute_is_aliased): New function.
16286 (compute_may_aliases): Call compute_is_aliased).
16287 (init_alias_info): Initialize alias_bitmap_obstack.
16288 (union_alias_set_into): New function.
16289 (compute_flow_sensitive_aliasing): Use union_aliases_into.
16290 (have_common_aliases_p): Rewrite to take two bitmaps and use
16292 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
16293 Update for bitmaps.
16294 (finalize_ref_all_pointers): Update for add_may_alias changes.
16295 (new_type_alias): Ditto.
16296 * tree-flow-inline.h (may_aliases): Return a bitmap.
16297 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
16298 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
16299 may_aliases being a bitmap.
16300 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
16301 may_aliases now returns a bitmap.
16302 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
16304 * tree-ssa-operands.c (add_virtual_operand): Update for
16305 may_aliases being a bitmap.
16307 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
16309 PR tree-optimization/30630
16310 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
16311 variable as changed.
16313 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
16316 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
16317 expanded only once even if an error occurs.
16319 2007-01-29 Ben Elliston <bje@au.ibm.com>
16321 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
16322 (__gcov_average_profiler): Likewise.
16323 (__gcov_ior_profiler): Likewise.
16324 (__gcov_merge_ior): Likewise.
16326 2007-01-28 Jan Hubicka <jh@suse.cz>
16328 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
16329 * value-prof.c (stringop_block_profile): Likewise.
16331 2007-01-28 Jan Hubicka <jh@suse.cz>
16333 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
16334 Add variant handling histograms; add wrapper.
16335 (clear_storage_via_libcall): Export.
16336 (emit_block_move_hints): Break out from ...; add histograms.
16337 (emit_block_move): ... this one.
16338 (clear_storage_hints): Break out from ...; add histograms.
16339 (clear_storage): ... this one.
16340 (set_storage_via_memset): Handle histogram.
16341 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
16342 (clear_storage_hints, clear_storage_via_libcall): Declare.
16343 (set_storage_via_setmem): Update prototype.
16344 * doc/md.texi (movmem, setmem): Document new arguments.
16346 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
16347 Add new histograms.
16348 (stringop_block_profile): New global function.
16349 (tree_stringops_values_to_profile): Profile block size and alignment.
16350 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
16352 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
16353 (stringop_block_profile): Declare.
16354 * builtins.c: Include value-prof.h.
16355 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
16356 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
16357 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
16358 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
16359 * profile.c (instrument_values): Add new counters.
16360 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
16362 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
16363 (tree_init_edge_profiler): Build new profilers.
16364 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
16365 (pass_tree_profile): Add dump.
16366 (tree_profile_hooks): Update.
16367 * Makefile.in (LIBGCOV): Add new constants.
16368 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
16369 __gcov_ior_profiler): New.
16370 * i386.md (movmem/setmem expanders): Add new optional arguments.
16372 2007-01-28 David Edelsohn <edelsohn@gnu.org>
16374 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
16376 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
16378 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
16379 (tree_unswitch_single_loop): Pass eni_size_weights to
16380 tree_num_loop_insns.
16381 * tree-ssa-loop-manip.c: Include tree-inline.h.
16382 (can_unroll_loop_p): Pass eni_size_weights to
16383 tree_num_loop_insns.
16384 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
16385 Pass eni_size_weights to estimate_num_insns.
16386 * tree.h (init_inline_once): Export.
16387 * toplev.c (backend_init): Call init_inline_once.
16388 * cgraphunit.c (cgraph_process_new_functions,
16389 cgraph_analyze_function): Pass eni_inlining_weights to
16390 estimate_num_insns.
16391 * ipa-inline.c (compute_inline_parameters): Ditto.
16392 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
16393 to estimate_num_insns.
16394 (try_unroll_loop_completely): Pass eni_size_weights to
16395 tree_num_loop_insns.
16396 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
16397 ot estimate_num_insns.
16398 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
16399 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
16400 * tree-inline.c (eni_inlining_weights, eni_size_weights,
16401 eni_time_weights): New variables.
16402 (init_inline_once): Initialize them.
16403 (struct eni_data): Mew.
16404 (estimate_num_insns_1, estimate_num_insns): Use weights.
16405 * tree-inline.h (struct eni_weights_d): New.
16406 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
16407 (estimate_num_insns): Declaration changed.
16408 * cfgloop.h (tree_num_loop_insns): Declaration changed.
16409 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
16410 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
16412 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
16414 * tree-data-ref.c (conflict_fn): Assert that the number of affine
16415 relations in the conflict function is valid.
16417 2007-01-27 Ian Lance Taylor <iant@google.com>
16419 * common.opt: Add fstrict-overflow.
16420 * opts.c (decode_options): Set flag_strict_overflow if -O2.
16421 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
16422 (TYPE_OVERFLOW_UNDEFINED): Define.
16423 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
16425 * tree.h (TYPE_TRAP_SIGNED): Don't define.
16426 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
16427 (fold_negate_expr): Likewise.
16428 (make_range): Likewise.
16429 (extract_muldiv_1): Likewise.
16430 (maybe_canonicalize_comparison): Likewise.
16431 (fold_comparison): Likewise.
16432 (fold_binary): Likewise.
16433 (tree_expr_nonnegative_p): Likewise.
16434 (tree_expr_nonzero_p): Likewise.
16435 * tree-vrp.c (compare_values): Likewise.
16436 (extract_range_from_binary_expr): Likewise.
16437 (extract_range_from_unary_expr): Likewise.
16438 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
16440 (nowrap_type_p): Likewise.
16441 * tree-scalar-evolution.c (simple_iv): Likewise.
16442 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
16443 (build_range_check): Likewise.
16444 (extract_muldiv_1): Likewise.
16445 (fold_comparison): Likewise.
16446 * tree-vrp.c (vrp_int_const_binop): Likewise.
16447 (extract_range_from_unary_expr): Likewise.
16448 * convert.c (convert_to_integer): Likewise.
16449 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
16450 (fold_comparison): Likewise.
16451 (fold_binary): Likewise.
16452 * optabs.c (optab_for_tree_code): Likewise.
16453 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
16454 * simplify-rtx.c (simplify_const_relational_operation): Check
16455 flag_strict_overflow and flag_trapv.
16456 (simplify_const_relational_operation): Likewise.
16457 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
16458 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
16461 2007-01-27 Roger Sayle <roger@eyesopen.com>
16463 * tree.c (tree_fold_gcd): Delete.
16464 * tree.h (tree_fold_gcd): Remove prototype.
16465 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
16466 test whether one constant integer is a multiple of another. Instead
16467 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
16468 * fold-const.c (multiple_of_p): We've determined both TOP and
16469 BOTTOM are integer constants so we can call int_const_binop directly
16470 instead of the more generic const_binop.
16472 2007-01-27 Roger Sayle <roger@eyesopen.com>
16474 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
16475 1*X check that the constant hasn't overflowed, to preserve the
16477 (round_up): Provide an efficient implementation when rouding-up an
16478 INTEGER_CST to a power-of-two.
16480 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16482 * doc/sourcebuild.texi: Add comma for clarity.
16483 * doc/extend.texi: Fix some typos.
16484 * doc/passes.texi: Likewise.
16485 * doc/cppinternals.texi: Likewise.
16486 * doc/c-tree.texi: Likewise.
16487 * doc/tree-ssa.texi: Likewise.
16488 * doc/install.texi: Likewise.
16490 2007-01-27 Jan Hubicka <jh@suse.cz>
16492 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
16493 (pass_sra): Do not require alias information.
16494 * passes.c (init_optimization_passes): Add SRA
16496 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
16498 * tracer.c (rest_of_handle_tracer): We already cleaned
16499 up the CFG in tracer() so don't do it here again.
16500 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
16501 cleanup_cfg here, either. And don't call renumber_insns.
16503 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
16504 and BB_HEAD are in the insn stream here. Instead make sure
16505 that BB_INSN is valid on all insns. Also, do check here that
16506 there are no pending branch predictions...
16507 (rtl_verify_flow_info): ...instead of doing it here. Checks
16508 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
16511 2007-01-26 Roger Sayle <roger@eyesopen.com>
16513 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
16514 function to simplify/factorize operand order canonicalization.
16515 (ix86_fixup_binary_operands): Reorganize using the above function.
16516 (ix86_binary_operator_ok): Likewise.
16518 2007-01-27 Jakub Jelinek <jakub@redhat.com>
16520 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
16521 file scope from optimize_attrs.
16522 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
16524 (optimize_attrs): Clear insn_code_values after freeing it.
16526 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
16528 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
16529 a parts.base assignment.
16531 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
16533 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
16534 (compute_subscript_distance, initialize_data_dependence_relation,
16535 finalize_ddr_dependent, analyze_ziv_subscript,
16536 analyze_siv_subscript_cst_affine,
16537 compute_overlap_steps_for_affine_univar,
16538 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
16539 analyze_siv_subscript, analyze_miv_subscript,
16540 analyze_overlapping_iterations, subscript_dependence_tester_1,
16541 compute_self_dependence, free_dependence_relation): Work
16542 with affine_fn instead of chrecs.
16543 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
16544 common_affine_function, affine_function_base,
16545 affine_function_constant_p, affine_fn_op, affine_fn_plus,
16546 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
16547 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
16548 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
16549 (all_chrecs_equal_p): Removed.
16550 * tree-data-ref.h (affine_fn, conflict_function): New types.
16551 (struct subscript): Change type of conflicting_iterations_in_a
16552 and conflicting_iterations_in_b.
16554 2007-01-26 Steve Ellcey <sje@cup.hp.com>
16557 * config/pa/pa.h (TARGET_HPUX_11): New.
16558 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
16559 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
16561 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
16562 Richard Guenther <rguenther@suse.de>
16564 * tree-ssa-structalias.c (solve_graph): Handle case
16565 we merged the variable to another.
16567 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16569 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
16572 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
16573 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
16575 2007-01-25 DJ Delorie <dj@redhat.com>
16577 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
16578 allow changes to modes which don't fit in those registers.
16580 * reload1.c (choose_reload_regs): Check for invalid subregs before
16581 computing their locations, not after.
16583 2007-01-25 Geoffrey Keating <geoffk@apple.com>
16586 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
16587 save Altivec registers in an eh_return function.
16588 (compute_vrsave_mask): Likewise.
16589 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
16590 for saving Altivec registers.
16591 (rs6000_emit_prologue): Don't allocate stack twice in
16592 eh_return function. Correct expected value of altivec_save_offset
16593 when using save_world. Describe save of R0 to stack when using
16594 save_world. Describe stack pointer adjustment when using
16595 save_world. Remove duplicated eh_return parameter register saving.
16596 Update sp_offset variable after save_world.
16597 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
16599 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
16600 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
16603 2007-01-25 Steve Ellcey <sje@cup.hp.com>
16605 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
16607 2007-01-25 Steve Ellcey <sje@cup.hp.com>
16610 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
16611 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
16613 2007-01-25 Richard Guenther <rguenther@suse.de>
16615 * doc/invoke.texi (-Wcoverage-mismatch): Document.
16616 * common.opt (-Wcoverage-mismatch): New warning option.
16617 * coverage.c (get_coverage_counts): Ignore coverage mismatch
16618 if -Wcoverage-mismatch is given.
16620 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
16622 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
16623 (ipcp_driver): Change to static definition.
16624 Add dumping of the ifunctions.
16625 (constant_val_insert): Remove unused parameter. Support for SSA.
16626 (ipcp_propagate_const): Support for SSA.
16627 (ipcp_profile_bb_print): Print only analyzed nodes.
16628 (ipcp_replace_map_create): Remove support for Fortran constant
16630 * ipa-prop.c (ipa_method_modify_stmt,
16631 ipa_callsite_compute_param): Support for SSA.
16632 * ipa-prop.h (ipcp_driver): Remove declaration.
16633 (IS_VALID_TREE_MAP_INDEX): Add define.
16635 2007-01-24 Geoffrey Keating <geoffk@apple.com>
16637 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
16639 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16641 PR middle-end/30447
16642 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
16643 constant argument to cabs and do it without checking for
16644 -funsafe-math-optimizations.
16646 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
16648 * c-common.h (RID_FIRST_CXX0X): New.
16649 (RID_LAST_CXX0X): New.
16650 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
16652 * c.opt (Wc++0x-compat): New.
16653 * doc/invoke.texi (-Wc++0x-compat): Document.
16655 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16657 * builtins.c (fold_builtin_carg): New.
16658 (fold_builtin_1): Use it.
16660 2007-01-24 Jan Hubicka <jh@suse.cz>
16662 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
16664 * ipa-inline.c (initial_insns, max_insns): Delete.
16665 (compute_max_insns): New function.
16666 (cgraph_decide_inlining_of_small_function): Use it; take minimal
16667 amount of insns as base for code growth.
16668 (cgraph_decide_inlining): Make initial_insns local; do not compute
16670 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
16671 * doc/invoke.texi (inline-unit-growth): Update docs.
16673 2007-01-24 Jakub Jelinek <jakub@redhat.com>
16675 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
16676 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
16677 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
16678 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
16679 for CPUs that have PTA_CX16 set.
16681 PR middle-end/27416
16682 * gimplify.c (omp_check_private): New function.
16683 (gimplify_scan_omp_clauses): Use it for
16684 firstprivate/lastprivate/reduction.
16686 PR middle-end/30494
16687 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
16688 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
16690 PR middle-end/30421
16691 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
16692 If lower_lastprivate_clauses emits some statements, append them
16693 to dlist rather than body_p and to body_p append an initializer.
16694 (lower_omp_for): Adjust caller.
16696 2007-01-24 Steve Ellcey <sje@cup.hp.com>
16698 * target.h (globalize_decl_name): New.
16699 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
16700 * output.h (default_globalize_decl_name): New.
16701 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
16703 (globalize_decl): Ditto.
16704 (default_globalize_decl_name): New.
16705 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
16706 (ia64_handle_version_id_attribute): New.
16707 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
16708 (ia64_asm_output_external): Use globalize_decl_name instead
16709 of globalize_label.
16710 * doc/extend.texi (version_id): New pragma.
16711 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
16713 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
16715 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
16716 _uleb128_t and _Unwind_SWord with _sleb128_t.
16717 * unwind-dw2.c (extract_cie_info, execute_stack_op,
16718 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
16720 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
16721 * unwind-pe.h (read_uleb128, read_sleb128,
16722 read_encoded_value_with_base): Likewise.
16723 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
16725 2007-01-24 Richard Guenther <rguenther@suse.de>
16727 * builtins.c (expand_builtin_cexpi): Get the fndecl
16728 for cexp in the correct way.
16730 2007-01-24 Jan Hubicka <jh@suse.cz>
16732 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
16735 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
16737 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
16738 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
16739 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
16740 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
16741 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
16742 __SIZEOF_PTRDIFF_T__.
16743 * doc/cpp.texi: Documentation for the new builtin macros added.
16745 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
16747 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
16748 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
16749 instead of operands[2] to avoid access past the end of array.
16751 2007-01-24 Richard Sandiford <richard@codesourcery.com>
16753 * reload1.c (emit_reload_insns): Pass the reload register
16754 for a non-spill output reload through forget_old_reloads_1.
16756 2007-01-23 Joseph Myers <joseph@codesourcery.com>
16758 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
16759 _SOFT_DOUBLE if doubles use software floating-point.
16760 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
16761 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
16762 * config/rs6000/darwin-ldouble.c: Also compile functions for
16763 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
16764 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
16765 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
16766 commented-out long double override.
16767 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
16768 * config/rs6000/eabispe.h: Likewise.
16769 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
16770 long double for non-SPE.
16771 (rs6000_handle_option): Likewise.
16772 (invalid_e500_subreg): Disallow more subregs involding DImode,
16773 DFmode, TImode or TFmode.
16774 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
16776 (legitimate_lo_sum_address_p): Also check for TFmode for E500
16778 (rs6000_legitimize_address): Also handle TFmode for E500 double.
16779 (rs6000_legitimize_reload_address): Also handle TFmode for E500
16781 (rs6000_legitimate_address): Also check for TFmode for E500
16783 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
16784 (spe_build_register_parallel): Handle TFmode and TCmode.
16785 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
16787 (function_arg): Handle TFmode and TCmode for E500 double.
16788 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
16790 (print_operand): Handle TFmode and TImode for %y.
16791 (rs6000_generate_compare): Handle TFmode comparisons for E500
16793 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
16794 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
16795 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
16796 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
16797 TFmode for E500 double.
16798 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
16799 (floatsidf2): Enable for E500 double.
16800 (movtf_softfloat): Use rs6000_nonimmediate_operand.
16801 (extenddftf2): Change to extenddftf2_fprs.
16802 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
16803 depending on TARGET_E500_DOUBLE.
16804 (extendsftf2): Enable for E500 double.
16805 (trunctfdf2): Enable for E500 double.
16806 (trunctfsf2): Change to trunctfsf2_fprs.
16807 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
16808 depending on TARGET_E500_DOUBLE.
16809 (floatsitf2): Enable for E500 double.
16810 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
16811 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
16812 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
16813 (negtf2): Change to negtf2_internal.
16814 (negtf2): New expander.
16815 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
16816 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
16817 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
16818 (movdi_internal32): Use rs6000_nonimmediate_operand.
16819 (unnamed splitter): Likewise.
16820 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
16821 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
16822 (SPE64TF, DITI): New mode macros.
16823 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
16826 (frob_<mode>_di_2): New.
16827 (frob_tf_di_8_2): New.
16828 (frob_di_df): Change to frob_di_<mode>; allow more modes.
16830 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
16832 (frob_ti_<mode>_8_2): New.
16833 (frob_ti_tf_2): New.
16834 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
16835 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
16837 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
16838 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
16839 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
16840 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
16841 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
16842 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
16845 2007-01-23 Ian Lance Taylor <iant@google.com>
16847 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
16849 (OBJS-archive): Reformat, alphabetize.
16850 (OBJS): Change out_object_file to OBJS-md.
16852 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
16854 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
16855 JUMP_P and CALL_P predicates where applicable.
16856 * config/i386/i386.c: Ditto.
16857 * config/i386/i386.md: Ditto.
16858 * config/i386/mmx.md: Ditto.
16859 * config/i386/predicates.md: Ditto.
16861 2007-01-22 Andreas Schwab <schwab@suse.de>
16863 * config/m68k/m68k.h: Fix comment.
16865 2007-01-22 Jan Hubicka <jh@suse.cz>
16867 * passes.c (init_optimization_passes): Do not rerun
16868 pass_early_warn_uninitialized.
16870 2007-01-22 Richard Guenther <rguenther@suse.de>
16872 PR tree-optimization/30038
16873 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
16875 (execute_cse_sincos_1): Likewise.
16876 (execute_cse_sincos): Likewise.
16877 (gate_cse_sincos): Likewise.
16878 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
16879 the cexpi() canonicalization of sincos().
16880 * tree-pass.h (pass_cse_sincos): Declare.
16881 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
16883 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
16885 PR rtl-optimization/29329
16886 * combine.c (replaced_rhs_insn): Rename to i2mod.
16887 (replaced_rhs_value): Rename to i2mod_new_rhs.
16888 (i2mod_old_rhs): New global variable.
16889 (combine_instructions): Adjust for above change. Save a copy of
16890 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
16891 note are substituted in the second instruction.
16892 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
16893 ditch the note if it pertains to the second eliminated register
16894 and this register is mentioned in i2mod_old_rhs.
16897 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
16899 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
16900 the insn to which the note was originally attached.
16902 2007-01-21 Jan Hubicka <jh@suse.cz>
16904 * ipa-inline.c (inlining_mode): Comment, move up.
16905 (cgraph_decide_inlining_incrementally): Do not perform inlining
16906 itself; fix handling of flattening of self recursive functions.
16907 (cgraph_find_cycles): Remove.
16908 (cgraph_flatten_node): Remove.
16909 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
16910 (try_inline): New function.
16911 (cgraph_early_inlining): Update call of
16912 cgraph_decide_inlining_incrementally. Apply inlining here.
16913 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
16915 2007-01-21 Dirk Mueller <dmueller@suse.de>
16918 * tree-vrp.c (check_array_bounds): do not warn
16919 about ADDR_EXPR's of ARRAY_REF's which are immediately
16920 used in binary expressions.
16922 2007-01-21 Ira Rosen <irar@il.ibm.com>
16924 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
16925 read_write_dep and macros for its access.
16926 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
16927 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
16928 argument, call vect_check_interleaving for every independent pair of
16929 data-refs. Mark loads that access the same memory location as a store
16931 (vect_check_dependences): Remove.
16932 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
16933 call, fix the call to vect_analyze_data_ref_dependence.
16934 (vect_analyze_data_ref_access): For statements that access the same
16935 data-ref, check that they are not stores; for loads, check that there
16936 is no store that access the same location.
16938 2007-01-20 Roger Sayle <roger@eyesopen.com>
16939 Joseph Myers <joseph@codesourcery.com>
16941 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
16942 (-fdump-rtl-stack): Likewise.
16943 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
16944 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
16945 (-mpt-fixed): Use @minus{} for minus sign.
16946 (Using Precompiled Headers): Fix under/overfull hbox.
16948 2007-01-20 Jan Hubicka <jh@suse.cz>
16950 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
16951 place within annotation.
16953 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16955 * pa.c (output_move_double): Change array size of xoperands to 4.
16957 2007-01-20 Jan Hubicka <jh@suse.cz>
16959 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
16962 2007-01-19 Ian Lance Taylor <iant@google.com>
16964 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
16965 constant to unsigned HOST_WIDE_INT before negating.
16967 2007-01-19 Ian Lance Taylor <iant@google.com>
16969 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
16971 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
16972 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
16973 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
16974 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
16975 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
16976 (realloc_vdef, realloc_vuse): Change second parameter to
16978 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
16979 fields to unsigned.
16980 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
16981 unsigned. Change x and lim locals to unsigned.
16982 (realloc_vdef, realloc_vuse): Change num_elem parameter to
16984 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
16985 (copy_virtual_operands): Change i and n locals to unsigned.
16987 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16989 PR middle-end/29335
16990 * builtins.c (fold_builtin_1): Handle builtin fdim.
16992 2007-01-20 Jan Hubicka <jh@suse.cz>
16994 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
16995 * tree-ssa-structalias.c (compute_points_to_sets): Do call
16996 init_alias_heapvars.
16997 (init_alias_heapvars): Initialize only when not already initialized.
16998 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
17000 2007-01-19 Roger Sayle <roger@eyesopen.com>
17002 * common.opt (fsigned-zeros): New command line option.
17003 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
17004 of flag_unsafe_math_optimizations.
17005 * opts.c (set_fast_math_flags): The -ffast-math command line option
17006 implies -fno-signed-zeros.
17007 (fast_math_flags_set_p): Likewise.
17009 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
17010 the documentation of -ffast-math appropriately. Wrap long lines.
17012 2007-01-19 Steve Ellcey <sje@cup.hp.com>
17014 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
17015 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
17017 2007-01-19 Tomas Bily <tbily@suse.cz>
17019 * cgraphunit.c (cgraph_finalize_function): Updating of pid
17021 (tree_init_ic_make_global_vars): New function
17022 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
17023 (tree_gen_ic_profiler): New function
17024 (tree_gen_ic_func_profiler): New function
17025 (tree_profiling): Added calling of tree_gen_ic_func_profiler
17026 (tree_profile_hooks): Added hook for indirec/virtual calls
17027 * value-prof.c (tree_find_values_to_profile): New case for
17029 (tree_values_to_profile): Call for determining indirect/virtual
17031 (tree_indirect_call_to_profile): New function
17032 (tree_ic_transform): New function
17033 (tree_ic): New function
17034 (find_func_by_pid): New function
17035 (init_pid_map): New function
17036 (tree_value_profile_transformations): Added check for
17037 indirect/virtual call transformation
17038 * value-prof.h (enum hist_type): New counter type for
17039 indirect/virtual calls
17040 (profile_hooks): Added new hook for profiling indirect/virtual
17042 * profile.c (instrument_values): New case for indirect/virtual
17044 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
17045 (GCOV_COUNTER_V_INDIR): New counter type
17046 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
17047 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
17049 * cgraph.c: Definition of cgraph_max_pid
17050 (cgraph_create_node): Default init of pid attribute
17051 * cgraph.h: Declaration of cgraph_max_pid
17052 (struct cgraph_node): Added pid attribute
17053 * libgcov.c (__gcov_indirect_call_profiler): New function
17054 (__gcov_one_value_profiler_body): New function
17055 (__gcov_one_value_profiler): Body was moved to
17056 __gcov_one_value_profiler_body and calls it
17058 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
17060 * doc/gty.texi (Options): Document the mark_hook option to GTY.
17061 * gengtype.c (write_types_data, write_func_for_structure,
17062 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
17063 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
17064 (walk_type, write_func_for_structure): Generate the mark_hook if
17067 2007-01-19 Jan Hubicka <jh@suse.cz>
17069 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
17070 'early' argument take inlining mode argument specifying whether to
17071 inline for size/speeed or all functions; add support for flattening;
17073 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
17075 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17078 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
17079 the name of the declared identifier.
17081 2007-01-19 Dirk Mueller <dmueller@suse.de>
17083 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
17084 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
17085 duplicate evaluation.
17087 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
17089 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
17090 Macroize expander using X87MODEF12 mode macro. Extend operand 1
17091 to XFMode, use acosxf2 and truncate result to requested mode.
17092 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
17093 (asin<mode>2): Similarly, with asin expanders.
17094 (*fscalexf4_i387): Rename from *fscalexf4.
17095 (expNcorexf3): New expander.
17096 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
17097 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
17098 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
17099 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
17100 patterns for SSE math.
17101 (exp10<mode>2): Similarly, with exp10 expanders.
17102 (exp2<mode>2): Similarly, with exp2 expanders.
17103 (expm1<mode>2): Similarly, with expm1 expanders.
17104 (ldexp<mode>3): Similarly, with ldexp expanders.
17105 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
17106 Use gen_truncxf<mode>2_i387_noop to truncate result.
17108 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17110 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
17111 for ColdFire targets.
17113 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
17114 Richard Sandiford <richard@codesourcery.com>
17116 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
17117 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
17118 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
17119 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
17120 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
17121 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
17123 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17125 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
17126 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
17127 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
17128 (*adddi_dilshr32_cf): New pattern.
17129 (adddi3, subdi3): Remove first alternatives.
17131 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17133 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
17134 implemented using move.l, do not use its cc result for floating-point
17137 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17139 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
17140 from accepting 's' constraints if flag_pic.
17142 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17144 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
17145 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
17146 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
17147 condition from TARGET_68881 to TARGET_HARD_FLOAT.
17149 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
17151 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
17152 ColdFire alternatives.
17153 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
17154 * config/m68k/m68k.md (clzsi2): Define for ColdFire
17155 architectures that support ff1 instruction.
17157 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17158 Julian Brown <julian@codesourcery.com>
17160 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
17161 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
17162 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
17165 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17167 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
17169 (output_move_const_into_data_reg, output_move_simode_const): Delete.
17170 * config/m68k/m68k.c (const_method, const_int_cost): Take a
17171 HOST_WIDE_INT instead of an rtx.
17172 (m68k_rtx_costs): Update call accordingly.
17173 (output_move_const_into_data_reg): Likewise. Fix formatting.
17174 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
17176 (output_move_simode_const): Update calls after above changes.
17177 Rework to use automatic variables and predicates like MEM_P.
17178 * config/m68k/m68k.md (pushexthisi_const): Update call to
17181 2007-01-19 Dirk Mueller <dmueller@suse.de>
17183 * tree-ssa-alias.c (perform_var_substitution): Fix typo
17184 in dump_flags test.
17186 2007-01-19 Richard Guenther <rguenther@suse.de>
17188 * builtins.c (expand_builtin_cexpi): Fall back to expanding
17189 via cexp in case sincos is not available.
17191 2007-01-19 Richard Guenther <rguenther@suse.de>
17193 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
17194 * defaults.h (TARGET_HAS_SINCOS): Default to off.
17195 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
17196 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
17197 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
17198 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
17199 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
17200 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
17202 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
17204 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
17206 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
17207 (atan2xf3): Directly generate RTL pattern.
17208 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
17209 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
17210 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17211 disable patterns for SSE math.
17212 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
17213 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
17214 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17215 disable patterns for SSE math.
17217 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
17219 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
17221 2007-01-18 Roger Sayle <roger@eyesopen.com>
17223 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
17224 VIEW_CONVERT_EXPR to the same type as it's operand.
17226 2007-01-18 David Edelsohn <edelsohn@gnu.org>
17228 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
17229 configured for long double 128.
17231 2007-01-18 Mike Stump <mrs@apple.com>
17233 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
17236 2007-01-18 Michael Meissner <michael.meissner@amd.com>
17238 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
17241 2007-01-18 Jan Hubicka <jh@suse.cz>
17243 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
17244 greater than NUM_VOP_FREE_BUCKETS.
17246 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
17248 * tree-ssa-structalias.c: Update comments.
17249 (ptabitmap_obstack): Removed.
17250 (pta_obstack): New.
17251 (oldpta_obstack): Ditto.
17252 (stats): Add a few members.
17253 (struct variable_info): Remove node, complex, address_taken, and
17254 indirect_target members. Add oldsolution member.
17255 (new_var_info): Do not initialize removed members.
17256 (constraint_expr_type): Remove INCLUDES.
17257 (constraint_graph): Add size, implicit_preds, rep,
17258 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
17259 (FIRST_REF_NODE): New macro.
17260 (LAST_REF_NODE): Ditto.
17261 (FIRST_ADDR_NODE): Ditto.
17262 (find): New function.
17264 (dump_constraint): Do not handle INCLUDES.
17265 (insert_into_complex): Do not insert duplicate constraints.
17266 (condense_varmap_nodes): Renamed and rewritten into ...
17267 (merge_node_constraints): This. Also fix bug in handling of
17268 offseted copy constraints.
17269 (clear_edges_for_node): No longer need to deal with preds at all,
17270 or removing associated preds/succs.
17271 (merge_graph_nodes): Deal with indirect_cycles.
17272 Don't deal with predecessors.
17273 (add_implicit_graph_edge): New function.
17274 (add_pred_graph_edge): Ditto.
17275 (add_graph_edge): Don't deal with predecessors.
17276 (build_constraint_graph): Removed.
17277 (build_pred_graph): New function.
17278 (build_succ_graph): Ditto.
17279 (struct scc_info): Removed in_component. Added roots, dfs, and
17280 node_mapping. Remove visited_index, unification_queue.
17281 (scc_visit): Deal with union-find we do now.
17282 Deal with cycles with REF nodes.
17283 (collapse_nodes): Renamed and rewritten to ...
17284 (unify_nodes): This.
17285 (process_unification_queue): Removed.
17286 (topo_visit): Cleanup
17287 (do_da_constraint): Use find.
17288 (do_sd_constraint): Ditto.
17289 (do_ds_constraint): Ditto.
17290 (do_complex_constraint): Ditto.
17291 (init_scc_info): Update for removed and added members.
17292 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
17293 (find_indirect_cycles): This.
17294 (equivalence_class): New variable.
17295 (label_visit): New function.
17296 (perform_variable_substitution): Rewritten.
17297 (free_var_substitution_info): New function.
17298 (find_equivalent_node): Ditto.
17299 (move_complex_constraints): Ditto.
17300 (eliminate_indirect_cycles): Ditto.
17301 (solve_graph): Only propagate changed bits.
17302 Use indirect cycle elimination.
17304 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
17305 (tree_id_eq): Renamed to ...
17306 (tree_vi_eq): This. Update for member change
17307 (insert_id_for_tree): Renamed and rewritten to ...
17308 (insert_vi_for_tree): This.
17309 (lookup_id_for_tree): Renamed and rewritten to ...
17310 (lookup_vi_for_tree): This.
17311 (get_id_for_tree): Renamed and rewritten to ...
17312 (get_vi_for_tree): Ditto.
17313 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
17314 (process_constraint): Don't handle INCLUDES.
17315 Remove special ADDRESSOF case.
17316 (find_func_aliases): Rewrite to use vi functions instead of id
17318 (create_function_info_for): Ditto.
17319 (create_variable_info_for): Ditto.
17320 (intra_create_variable_infos): Ditto.
17321 (merge_smts_into): Ditto.
17322 (find_what_p_points_to): Ditto.
17323 (init_base_vars): Ditto.
17324 (init_alias_vars): Ditto.
17325 (remove_preds_and_fake_succs): New function.
17326 (dump_sa_points_to_info): Dump new stats.
17327 (dump_solution_for_var): Use find.
17328 (set_used_smts): Fix formatting.
17329 (compute_points_to_sets): Updated for new functions.
17330 (ipa_pta_execute): Ditto.
17332 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17333 Richard Sandiford <richard@codesourcery.com>
17335 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
17337 * calls.c (expand_call): If the return value is a PARALLEL,
17338 extract its first member.
17339 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
17340 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
17341 use FUNCTION_EXTRA_EPILOGUE.
17342 (m68k_function_value): Return a PARALLEL if the return value
17343 is of a pointer type.
17344 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
17345 (FUNCTION_EXTRA_EPILOGUE): Remove.
17346 * config/m68k/m68k.md (D0_REG): New constant.
17348 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17350 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
17351 output a NOP for empty epilogues.
17353 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17355 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
17356 before function. Extend register save check to include all
17357 registers, not just integer ones.
17359 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17361 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
17362 (m68k_use_return_insn): ...this.
17363 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
17364 * config/m68k/m68k.c (use_return_insn): Rename to...
17365 (m68k_use_return_insn): ...this.
17366 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
17367 of USE_RETURN_INSN.
17369 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17371 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
17372 nearest even, fix denormal rounding overflow.
17374 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17376 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
17377 f%$smove and f%$move.
17378 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
17379 (extendsfdf2_cf): Use fdmove instead of f%&move.
17380 (truncdfsf2_cf): Use fsmove instead of f%$smove.
17381 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
17383 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17385 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
17388 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17390 * real.h (real_format): Add a canonical_nan_lsbs_set field.
17391 (coldfire_single_format): Declare.
17392 (coldfire_double_format): Likewise.
17393 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
17394 of qnan_msb_set to determine the lower bits of a canonical
17396 (encode_ieee_double): Likewise.
17397 (encode_ieee_quad): Likewise.
17398 (ieee_single_format): Initialize canonical_nan_lsbs_set.
17399 (mips_single_format): Likewise.
17400 (ieee_double_format): Likewise.
17401 (mips_double_format): Likewise.
17402 (ieee_extended_motorola_format): Likewise.
17403 (ieee_extended_intel_96_format): Likewise.
17404 (ieee_extended_intel_128_format): Likewise.
17405 (ieee_extended_intel_96_round_53_format): Likewise.
17406 (ibm_extended_format): Likewise.
17407 (mips_extended_format): Likewise.
17408 (ieee_quad_format): Likewise.
17409 (mips_quad_format): Likewise.
17410 (vax_f_format): Likewise.
17411 (vax_d_format): Likewise.
17412 (vax_g_format): Likewise.
17413 (i370_single_format): Likewise.
17414 (i370_double_format): Likewise.
17415 (decimal_single_format): Likewise.
17416 (decimal_double_format): Likewise.
17417 (decimal_quad_format): Likewise.
17418 (c4x_single_format): Likewise.
17419 (c4x_extended_format): Likewise.
17420 (real_internal_format): Likewise.
17421 (coldfire_single_format): New real_format.
17422 (coldfire_double_format): Likewise.
17423 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
17424 canonical_nan_lsbs_set.
17425 (pdp11_d_format): Likewise.
17426 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
17427 if TARGET_COLDFIRE_CPU.
17429 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17431 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
17432 (output_call, m68k_legitimize_call_address): Declare.
17433 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
17434 parenthesees. Add support for a 'W' constraint.
17435 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
17436 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
17437 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
17438 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
17440 (override_options): Initialize them. Do not set flag_no_function_cse
17441 for TARGET_ID_SHARED_LIBRARY.
17442 (m68k_output_pic_call): Delete.
17443 (m68k_legitimize_call_address): New function.
17444 (print_operand): Remove the %o prefix. Handle the %p prefix.
17445 (output_call): New function.
17446 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
17447 target address from the GOT if symbolic jumps are not allowed.
17448 * config/m68k/m68k.md (call, general_operand): Do not set
17449 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
17450 Merge separate flag_pic and !flag_pic define_insns into...
17451 (*call, *call_value): ...these new patterns. Match the address
17452 rather than the containing MEM and require it to be a call_operand.
17453 Use output_call to generate the asm template.
17454 * config/m68k/predicates.md (const_call_operand): New predicate.
17455 (call_operand): Likewise.
17457 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17459 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
17460 (STACK_GROWS_DOWNWARD): Define to 1.
17461 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
17462 comments, emphasizing that these values are only defaults.
17463 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
17464 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
17466 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17468 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
17470 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17471 Richard Sandiford <richard@codesourcery.com>
17473 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
17474 (FP_REGNO_P): New macros.
17475 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
17476 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
17477 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
17478 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
17480 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17482 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17483 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
17485 * config/m68k/t-floatlib: New file, extracting common code from...
17486 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
17487 * config/m68k/t-uclinux: Here.
17488 * config/m68k/fpgnulib.c: Do not compile extendeed precision
17489 routines on ColdFire targets.
17491 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17493 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17494 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
17495 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
17496 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
17497 explicitly set MOTOROLA to 1.
17498 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
17500 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17501 Nathan Sidwell <nathan@codesourcery.com>
17503 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
17504 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
17505 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
17506 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
17507 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
17508 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
17509 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
17510 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
17511 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
17512 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
17513 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
17514 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
17515 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
17516 (DBX_REGISTER_NUMBER): Delete.
17517 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
17518 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
17519 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
17521 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17523 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
17524 * config/flat.h: New file.
17525 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
17526 OBJECT_FORMAT_FLAT.
17527 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
17528 indirect references for -msep-data or -mid-shared-library.
17529 Do not use PC-relative code addresses either.
17530 * config/m68k/m68k.c (override_options): Restrict -fPIC error
17532 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
17533 for shared libraries and crt1.o for executables. Use crti.o and
17535 (ENDFILE_SPEC): Use crtend.o and crtn.o.
17536 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
17537 Do not add -elf2flt or -shared-lib-id options here.
17538 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
17539 Pass -shared-lib-id if -mid-shared-library, taking the library
17540 identifier from -mshared-library-id if given, otherwise
17542 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
17543 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
17544 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
17545 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
17546 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
17547 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
17549 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
17550 jump sequence for ISA A and ISA A+.
17551 (PICJUMP): Likewise.
17553 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17555 * config.gcc (m68k-*-uclinux*): Base the port on the common
17556 and m68k GNU/Linux files rather than on the generic ELF ones.
17557 * config/m68k/uclinux.h (TARGET_VERSION): Override.
17558 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
17560 2007-01-18 Julian Brown <julian@codesourcery.com>
17561 Richard Sandiford <richard@codesourcery.com>
17563 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
17564 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
17565 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
17567 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
17568 80 unconditionally.
17569 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
17571 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17573 * doc/install.texi: Document m68k-uclinuxoldabi.
17574 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
17575 * config/m68k/uclinux-oldabi.h: New file, copied from
17576 config/m68k/uclinux.h.
17578 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
17580 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
17581 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
17582 (m32r_compute_frame_size): Use unsigned for regno.
17583 (m32r_reload_lr): Use gen_frame_mem.
17585 (m32r_output_function_epilogue): Don't output the function epilogue
17587 (m32r_expand_epilogue): New.
17588 (direct_return): Return false if the function has the interrupt
17590 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
17591 * config/m32r/m32r.md (epilogue): New expander.
17592 (return_lr, return_rte): New insns.
17593 (return): Make it expander.
17594 (return_normal): New expander.
17596 2007-01-18 Josh Conner <jconner@apple.com>
17599 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
17600 support for UNLE, UNLT, UNGE, and UNGT.
17602 2007-01-18 Jan Hubicka <jh@suse.cz>
17604 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
17605 * tree-tailcall (add_virtual_phis): Likewise.
17606 (optimize_tail_call): Return TODOs.
17607 (execute_tail_calls): Return TODOs.
17608 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
17609 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
17611 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
17612 Cleanup cfg using TODO.
17613 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
17614 * passes.c (execute_function_todo): When cleanup did something, remove
17616 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
17617 (make_edges): Don't cleanup_cfg.
17619 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
17621 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
17622 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
17623 operate on the top of stack.
17624 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
17625 register handling of instructions that output to the second
17627 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
17628 (move_for_stack_reg): Special-case check for dead destination
17629 stack slot for constant load of 1.0 inside UNSPEC_TAN.
17631 * config/i386/i386.md (UNSPEC_TAN): New constant.
17632 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
17633 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
17634 to correctly model move of constant 1.0 to top stack slot.
17635 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
17636 (unnamed peephole2 pattern): Remove corresponding peephole2
17637 pattern that optimizes tan insn and loading of constant 1.0.
17638 (tanxf2): Use fptanxf4_i387.
17639 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
17640 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
17641 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17642 disable patterns for SSE math.
17643 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
17644 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
17646 2007-01-18 Dirk Mueller <dmueller@suse.de>
17647 Richard Guenther <rguenther@suse.de>
17650 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
17651 * common.opt (Warray-bounds): Add new warning option.
17652 * c-opts.c (c_common_handle_option): Define -Warray-bounds
17654 * Makefile.in: make tree-vrp.o depend on toplev.h
17655 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
17657 (check_array_refs, check_array_bounds, check_array_ref): New.
17659 2007-01-18 Jan Hubicka <jh@suse.cz>
17661 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
17662 (execute_ssa_ccp): Return flags conditionally.
17663 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
17665 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
17667 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
17669 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
17670 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
17672 * Makefile.c (GTFILES): Add cfglayout.h.
17673 * gengtype.c (open_base_files): Likewise.
17674 * cfglayout.c (cfg_layout_function_footer,
17675 cfg_layout_function_header) Reindent to make gengtype happy.
17676 * cfglayout.h (cfg_layout_function_footer,
17677 cfg_layout_function_header): Add GTY(()) marker.
17679 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
17681 2007-01-18 Ben Elliston <bje@au.ibm.com>
17683 * genautomata.c (write_automata): Include xstrerror output in the
17684 error message if writing the DFA description file fails.
17686 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
17688 * config/mips/mips-protos.h (mips_output_external): Make it
17690 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
17691 * config/mips/mips.c (irix_output_external_libcall): Likewise.
17692 (extern_list): Likewise.
17693 (extern_head): Likewise.
17694 (TARGET_ASM_FILE_END): Likewise.
17695 (mips_file_end): Likewise.
17696 (mips_output_external): Rewritten.
17698 2007-01-18 Ben Elliston <bje@au.ibm.com>
17700 * genpreds.c (write_insn_preds_c): Only write out the function
17701 body for regclass_for_constraint if we have register constraints.
17703 2007-01-17 Tom Tromey <tromey@redhat.com>
17705 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
17706 * doc/install.texi (Testing): Use sourceware.org.
17707 (Binaries): Likewise.
17708 (Specific): Likewise.
17709 * doc/contrib.texi (Contributors): Use sourceware.org.
17711 2007-01-17 Anatoly Sokolov <aesok@post.ru>
17713 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
17714 (AVR_ENHANCED): Rename to ...
17715 (AVR_HAVE_MUL): ... new.
17716 (avr_enhanced_p): Rename to ...
17717 (avr_have_mul_p): ... new.
17718 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
17719 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
17720 * config/avr/avr.c (avr_enhanced_p): Rename to ...
17721 (avr_have_mul_p): ... new.
17722 (base_arch_s): Rename 'enhanced' to 'have_mul'.
17723 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
17724 'avr_enhanced_p' and 'enhanced'.
17725 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
17726 AVR_HAVE_MUL instead of AVR_ENHANCED.
17727 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
17728 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
17729 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
17730 instead of AVR_ENHANCED.
17731 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
17732 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
17733 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
17735 2007-01-17 Ian Lance Taylor <iant@google.com>
17737 * vec.h (VEC_reserve_exact): Define.
17738 (vec_gc_p_reserve_exact): Declare.
17739 (vec_gc_o_reserve_exact): Declare.
17740 (vec_heap_p_reserve_exact): Declare.
17741 (vec_heap_o_reserve_exact): Declare.
17742 (VEC_OP (T,A,reserve_exact)): New static inline function, three
17744 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
17745 negative parameter.
17746 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
17747 (VEC_OP (T,A,copy)) [all versions]: Likewise.
17748 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
17749 * vec.c (calculate_allocation): Add exact parameter. Change all
17751 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
17752 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
17753 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
17754 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
17755 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
17756 (vec_heap_p_reserve_exact): New function.
17757 (vec_heap_o_reserve_exact): New function.
17759 2007-01-17 Jan Hubicka <jh@suse.cz>
17761 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
17763 2007-01-17 Eric Christopher <echristo@apple.com>
17765 * config.gcc: Support core2 processor.
17767 2007-01-16 Jan Hubicka <jh@suse.cz>
17769 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
17770 the names, just unlink the chain so we don't crash on dangling
17774 2007-01-16 Jan Hubicka <jh@suse.cz>
17776 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
17777 * tree-pass.h: Reorder to make IPA passes appear toegher.
17778 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
17780 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
17781 parameters, do not call early inliner.
17782 * ipa-inline.c: Update comments. Include tree-flow.h
17783 (cgraph_decide_inlining): Do not compute inlining parameters.
17784 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
17785 be called with function context set up.
17786 (pass_ipa_inline): Remove unreachable functions before pass.
17787 (cgraph_early_inlining): Simplify assuming to be called from the
17789 (pass_early_inline): New pass.
17790 (cgraph_gate_ipa_early_inlining): New gate.
17791 (pass_ipa_early_inline): Turn into simple wrapper.
17792 (compute_inline_parameters): New function.
17793 (gate_inline_passes): New gate.
17794 (pass_inline_parameters): New pass.
17795 (apply_inline): Move here from tree-optimize.c
17796 (pass_apply_inline): New pass.
17797 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
17799 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
17800 doing them by hand.
17801 (tree_function_versioning): Do not allocate dummy struct function.
17802 * tree-inline.h (optimize_inline_calls): Update prototype.
17803 * tree-optimize.c (execute_fixup_cfg): Export.
17804 (pass_fixup_cfg): Remove
17805 (tree_rest_of_compilation): Do not apply inlines.
17806 * tree-flow.h (execute_fixup_cfg): Declare.
17807 * Makefile.in (gt-passes.c): New.
17808 * passes.c: Include gt-passes.h
17809 (init_optimization_passes): New passes.
17810 (nnodes, order): New static vars.
17811 (do_per_function_toporder): New function.
17812 (execute_one_pass): Dump current pass here.
17813 (execute_ipa_pass_list): Don't dump current pass here.
17815 2007-01-16 Janis Johnson <janis187@us.ibm.com>
17817 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
17818 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
17820 2007-01-16 David Edelsohn <edelsohn@gnu.org>
17822 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
17823 (strong_alias): Define.
17824 (__gcc_qmul): Provide non-FMA for soft-float.
17825 (__gcc_qdiv): Same.
17830 (__gcc_qunord): New.
17840 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
17841 soft-float functions.
17842 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
17843 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
17844 about long double soft float.
17846 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
17847 Tehila Meyzels <tehila@il.ibm.com>
17849 * tree-vectorizer.h (is_pattern_stmt_p): New.
17850 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
17851 formatting (tabs instead of spaces). Cleanup and clarify setting
17852 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
17853 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
17854 (vectorizable_type_demotion): Check that types are integral.
17855 (vectorizable_type_promotion): Likewise.
17856 (vectorizable_store): Fix typo. Eliminate new-line at end of
17859 2007-01-16 Jan Hubicka <jh@suse.cz>
17861 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
17864 2007-01-15 Eric Christopher <echristo@apple.com>
17866 * ifcvt.c: Include vec.h, vecprim.h.
17867 (check_cond_move_block): New argument regs.
17868 Reorganize. Add registers used to regs.
17869 (cond_move_process_if_block): Use regs set above as
17872 2007-01-15 Eric Christopher <echristo@apple.com>
17874 * config/darwin.h: Update copyright.
17875 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
17876 (LINK_COMMAND_SPEC): Add -u.
17877 (LINK_SPEC): Fix umbrella for above.
17879 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
17881 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
17884 2007-01-15 Tom Tromey <tromey@redhat.com>
17886 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
17887 * doc/install.texi (Testing): Don't mention jacks.
17888 (Configuration): Document --enable-java-maintainer-mode. Move
17889 --with-java-home to libgcj-specific section. Document
17891 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
17893 2007-01-15 Jan Hubicka <jh@suse.cz>
17895 * tree-ssa-dce.c (DCE_TODOs): New.
17896 (propagate_necessity): Return if something changed.
17897 (eliminate_unnecessary_stmts): Likewise.
17898 (perform_tree_ssa_dce): Return TODO flags when needed.
17899 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
17901 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
17903 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
17904 (fyl2x_extend<mode>xf3_i387): New insn pattern.
17905 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
17906 patterns using X87MODEF12 mode macro. Extend operand 1
17907 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
17908 (log10<mode>2): Ditto.
17909 (log2<mode>2): Ditto.
17910 (log1p<mode>2): Ditto.
17911 (logb<mode>2): Ditto.
17912 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
17913 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
17914 (*fxtractxf3_i387): Rename from *fxtractxf3.
17915 (fxtract_extend<mode>xf3_i387): New insn pattern.
17916 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
17917 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
17918 and gen_fyl2xxf3_i387().
17920 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
17922 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
17923 * cfgloopmanip.c (fix_loop_placement): Made static. Use
17924 get_loop_exit_edges. Changed return type to bool.
17925 * cfgloop.h (fix_loop_placement): Declaration removed.
17927 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
17929 * param.h (MIN_VECT_LOOP_BOUND): New.
17930 * params.def (MIN_VECT_LOOP_BOUND): New.
17931 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
17932 argument - minimum threshold for number of iterations.
17933 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
17934 argument to declaration.
17935 * tree-vect-analyze.c (vect_analyze_operations): Check value of
17936 MIN_VECT_LOOP_BOUND.
17937 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
17938 slpeel_tree_peel_loop_to_edge with additional argument.
17939 (vect_do_peeling_for_alignment): Likewise.
17940 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
17942 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
17945 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
17946 operands of size 1.
17948 2007-01-14 Jan Hubicka <jh@suse.cz>
17950 * tree-dfa.c (remove_referenced_var): New function.
17951 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
17952 prune referenced vars list too.
17953 * tree-flow.h (remove_referenced_var): Declare.
17955 2007-01-14 Jan Hubicka <jh@suse.cz>
17957 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
17959 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
17960 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
17961 * except.h (verify_eh_throw_table_statements): Kill prototype.
17962 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
17963 into call exrepssions.
17964 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
17966 * tree-cfg.c: Include pointer-set.h.
17967 (verify_node_sharing): Work on pointer set.
17968 (verify_eh_throw_stmt_node): New.
17969 (verify_stmts): Use pointers sets, verify throw_stmt.
17971 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
17973 * ipa-reference.c (analyze_function): Consider also addresses taken
17976 2007-01-12 Roger Sayle <roger@eyesopen.com>
17978 * c-typeck.c (null_pointer_constant_p): Replace use of
17979 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17980 (build_c_cast): Likewise.
17982 2007-01-12 Roger Sayle <roger@eyesopen.com>
17984 * tree.h (force_fit_type_double): Remove unused final argument.
17985 * c-common.c (constant_expression_warning): Replace use of
17986 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17987 (convert_and_check): Likewise.
17988 (shorten_compare): Update call to force_fit_type_double.
17989 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
17990 * convert.c (convert_to_pointer): Update call to
17991 force_fit_type_double.
17992 * fold-const.c (force_fit_type_double): Remove overflowed_const
17994 (int_const_binop, fold_convert_const_int_from_int,
17995 fold_convert_const_int_from_real, fold_div_compare,
17996 fold_sign_changed_comparison, fold_unary, fold_negate_const,
17997 fold_abs_const, fold_not_const): Remove the final argument from
17998 calls to force_fit_type_double.
18000 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
18002 * configure.ac: Set insn to "nop" for spu-*-* also.
18003 * configure: Regenerate.
18005 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
18007 * builtins.def : Add BUILT_IN_FREE.
18009 2007-01-12 Jan Hubicka <jh@suse.cz>
18011 PR tree-optimization/30443
18012 * tree-inline.c (tree_function_versioning): Do not optimize when
18013 cloning for inlining.
18015 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
18017 * doc/loop.texi: Document recording of loop exits.
18018 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
18019 (update_single_exits_after_duplication,
18020 update_single_exit_for_duplicated_loop,
18021 update_single_exit_for_duplicated_loops): Removed.
18022 (duplicate_loop_to_header_edge): Do not call
18023 update_single_exits_after_duplication and
18024 update_single_exit_for_duplicated_loops.
18025 (loop_version): Do not update single_exit information.
18026 (fix_loop_structure): Use record_loop_exits instead of
18027 mark_single_exit_loops.
18028 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
18029 the lists of loop exits.
18030 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
18031 split_edge, merge_blocks): Update the lists of loop exits.
18032 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
18033 loop_optimizer_init.
18034 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
18035 of mark_single_exit_loops.
18036 (loop_optimizer_finalize): Call release_recorded_exits.
18037 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
18038 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
18039 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
18040 update single exit information.
18041 * lambda-code.c (perfect_nestify): Ditto.
18042 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
18043 (mark_single_exit_loops): Removed.
18044 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
18045 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
18046 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
18048 (get_loop_exit_edges, single_exit): Use recorded exit lists.
18049 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
18050 (verify_loop_structure): Verify consistency of the exit lists.
18051 (flow_loops_find): Use alloc_loop. Initialize exits hash.
18052 (set_single_exit): Removed.
18053 * cfgloop.h (struct loop_exit): New function.
18054 (struct loop): single_exit_ field replaced by exits field.
18055 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
18056 LOOPS_HAVE_RECORDED_EXITS.
18057 (struct loops): Added exits hash.
18058 (mark_single_exit_loops, set_single_exit): Declaration removed.
18059 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
18061 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18063 * doc/invoke.texi: Avoid use of @headitem.
18065 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18067 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
18069 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18071 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
18074 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
18075 Richard Sandiford <richard@codesourcery.com>
18077 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
18078 * config/m68k/m68k.opt: Resort options.
18079 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
18081 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
18082 Richard Sandiford <richard@codesourcery.com>
18084 * doc/invoke.texi: Document the macros that are defined by
18085 m68k's -mtune and -mhard-float options.
18086 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
18087 (m68k_cpp_cpu_family): Likewise.
18088 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
18089 of __ucfv*__ macros. Define __mcffpu__ if generating code for
18090 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
18091 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
18092 (m68k_cpp_cpu_family): Likewise.
18094 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18096 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
18097 macros besides mc68000 as tuning macros. Use a switch statement
18098 to set them and mcpu32.
18100 2007-01-12 Julian Brown <julian@codesourcery.com>
18102 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
18103 (TARGET_68040_ONLY): Rename to...
18104 (TARGET_68040): ...this.
18105 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
18106 * config/m68k/m68k.md: Likewise.
18108 2007-01-12 Julian Brown <julian@codesourcery.com>
18109 Nathan Sidwell <nathan@codesourcery.com>
18110 Richard Sandiford <richard@codesourcery.com>
18112 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
18113 the -mcpu= argument associated with the --with-cpu setting.
18114 Define M68K_DEFAULT_TUNE to the default -mtune= option,
18115 if different from the one implied by the -mcpu setting.
18116 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
18117 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
18118 * doc/invoke.texi: Mention ColdFire in the introduction to the
18119 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
18120 -mno-div and -mhard-float options. Make -m68881 a synonym for
18121 -mhard-float. Document the previously-undocumented -m5206e,
18122 -m528x, -m5307 and -m5407 options. Tweak the existing option
18123 documentation for consistency.
18124 * doc/install.texi: Mention new --with-cpu arguments.
18125 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
18126 default CPU if neither -mcpu nor -march are specified.
18127 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
18128 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
18129 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
18130 using m68k_tune to decide between families that implement the
18131 same ISA. Use m68k_tune to set __mcfv4e__.
18132 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
18133 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
18134 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
18135 (FL_ISA_C, FL_ISA_MMU): New macros.
18136 (MASK_COLDFIRE): Delete.
18137 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
18138 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
18139 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
18140 (TARGET_HARD_FLOAT): Do not define here.
18141 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
18142 (TUNE_68000): New macro.
18143 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
18144 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
18145 (TUNE_CFV2): Redefine in terms of m68k_tune.
18146 (uarch_type, target_device, fpu_type): New enums.
18147 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
18148 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
18149 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
18150 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
18151 (FL_FOR_isa_c): New macros.
18152 (m68k_isa): New enum.
18153 (m68k_target_selection): New structure.
18154 (all_devices, all_isas, all_microarchs): New tables.
18155 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
18156 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
18157 (MASK_ALL_CPU_BITS): Delete.
18158 (m68k_find_selection): New function.
18159 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
18160 Map the legacy target options to a combination of the new ones.
18161 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
18162 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
18163 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
18165 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
18166 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
18168 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
18169 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
18170 * config/m68k/m68k-devices.def: New file.
18172 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18173 Nathan Sidwell <nathan@codesourcery.com>
18175 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
18176 (SUBTARGET_EXTRA_SPECS): New macros.
18177 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
18178 use %(asm_cpu_spec) instead.
18179 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
18180 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
18181 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
18182 (EXTRA_SPECS): Rename to...
18183 (SUBTARGET_EXTRA_SPECS): ...this.
18185 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
18186 Richard Sandiford <richard@codesourcery.com>
18187 Julian Brown <julian@codesourcery.com>
18189 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
18190 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
18191 to the configuration's default CPU.
18192 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
18193 Remove default masks.
18194 (m680[012]0-*-*): Set the default with_cpu to the first part of
18196 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
18197 (m68k*-*-linux): Extend the --with-cpu handling to...
18198 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
18199 and m68010. Don't set target_cpu_default2.
18200 * doc/install.texi: Document --with-cpu for m68k.
18201 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
18202 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
18203 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
18204 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
18205 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
18206 (ASM_SPEC): Remove use of %(asm_cpu_default).
18207 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
18208 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
18209 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
18210 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
18211 __HAVE_FPU__ if TARGET_HARD_FLOAT.
18212 (TARGET_DEFAULT): Delete.
18213 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
18214 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
18215 (CPP_CPU_SPEC): Delete.
18216 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
18217 the appropriate string.
18218 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
18219 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
18220 (ASM_SPEC): Don't use %(asm_default_spec).
18221 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
18222 TARGET_DEFAULT and add MASK_68881.
18223 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
18225 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18227 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
18228 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
18229 MASK_68010 alongside MASK_68020.
18230 * doc/invoke.texi: Document -m68010.
18231 * config/m68k/m68k.opt (m68010): New.
18232 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
18234 (TUNE_68010): New macro.
18235 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
18236 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
18237 (M68K_CPU_m68332): Add MASK_68010.
18238 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
18239 fallback definition.
18240 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
18242 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
18243 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
18244 to all entries that use MASK_68020.
18245 (output_move_simode_const, output_move_himode, output_move_qimode)
18246 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
18247 instead of TARGET_68020 to select clr behavior. Remove comment
18248 about there being no TARGET_68010.
18249 * config/m68k/m68k.md: Likewise throughout.
18251 2007-01-12 Julian Brown <julian@codesourcery.com>
18253 * config/m68k/m68k.h (TARGET_ISAB): New macro.
18254 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
18255 * config/m68k/m68k.md: Likewise.
18257 2007-01-12 Julian Brown <julian@codesourcery.com>
18259 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
18260 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
18262 2007-01-12 Julian Brown <julian@codesourcery.com>
18264 * config/m68k/m68k.h (TUNE_68040_60): New macro.
18265 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
18266 * config/m68k/m68k.md: Likewise.
18268 2007-01-12 Julian Brown <julian@codesourcery.com>
18269 Richard Sandiford <richard@codesourcery.com>
18271 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
18272 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
18273 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
18275 (TARGET_CPU32): Rename to...
18276 (TUNE_CPU32): ...this.
18277 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
18278 (TUNE_CFV2): New macros.
18279 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
18280 remove conditions that are implied by TARGET_68020.
18281 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
18282 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
18283 (m68k_output_function_epilogue): Likewise.
18284 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
18285 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
18286 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
18287 non-68000 timings. Refactor multiplication and division costs.
18288 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
18289 TUNE_CPU32 instead of TARGET_CPU32.
18290 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
18291 and TUNE_68060 instead of TARGET_68060.
18292 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
18293 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
18295 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
18296 && !TARGET_COLDFIRE" to choose between moveq and clr.
18297 Likewise in the unnamed movsf pattern.
18298 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
18299 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
18302 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18304 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
18305 of tabbing before backslashes.
18307 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18309 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
18310 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
18311 (ASM_OUTPUT_INTERNAL_LABEL): Define.
18313 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
18315 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
18316 find_interesting_uses_cond.
18317 (find_interesting_uses_cond): Use extract_cond_operands.
18318 (rewrite_use_compare): Use extract_cond_operands and
18319 force_gimple_operand_bsi. Do not call update_stmt.
18320 (determine_use_iv_cost_condition): Use extract_cond_operands.
18321 Return cheaper of using original bound and changing the exit bound.
18323 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
18325 PR tree-optimization/29516
18326 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
18327 most_expensive_mult_to_index, addr_to_parts,
18328 create_mem_ref, maybe_fold_tmr): Make the type of
18329 fields of TARGET_MEM_REF sizetype.
18330 (move_fixed_address_to_symbol, move_pointer_to_base):
18332 * tree.def (TARGET_MEM_REF): Add comment on types of
18335 2007-01-11 Joseph Myers <joseph@codesourcery.com>
18337 * c-common.c (vector_types_convertible_p): Treat opaque types as
18338 always convertible if they have the same size, but not otherwise.
18340 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
18342 * ifcvt.c (struct noce_if_info): Add comments to the fields.
18343 Remove the b_unconditional field.
18344 (noce_try_sign_mask): Do not look at b_unconditional.
18345 (noce_process_if_block): Do not use merge_if_blocks. Update
18346 the CFG here. Do not set b_unconditional.
18347 (cond_move_process_if_block): Likewise.
18348 (find_cond_trap): Likewise.
18349 (check_cond_move_block): Require simple jump insns at the end
18350 of the basic block.
18352 2007-01-11 Jan Hubicka <jh@suse.cz>
18354 PR tree-optimization/1046
18355 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
18356 when alias info is not ready.
18357 (pass_tail_recursion): Do not require aliasing.
18358 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
18359 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
18360 * tree-ssa-copy.c (pass_copy_prop): Likewise.
18361 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
18362 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
18363 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
18364 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
18366 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
18367 When aliasing is not build, mark statement as volatile.
18369 2007-01-11 Tom Tromey <tromey@redhat.com>
18371 PR preprocessor/15185, PR preprocessor/20989:
18372 * doc/cppopts.texi <-MT>: Update description of algorithm for
18373 computing default target.
18374 <-M, -MD>: Reword "basename" text.
18376 2007-01-11 Roger Sayle <roger@eyesopen.com>
18378 * builtins.c (expand_builtin_pow, expand_builtin_powi,
18379 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
18380 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
18381 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
18382 fold_builtin_bswap, real_constp, fold_builtin_pow,
18383 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
18384 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
18385 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
18386 * convert.c (convert_to_pointer): Likewise.
18387 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
18388 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
18389 const_binop, fold_convert_const_int_from_int,
18390 fold_convert_const_int_from_real,
18391 fold_convert_const_real_from_real, sign_bit_p,
18392 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
18393 fold_sign_changed_comparison, fold_unary, fold_comparison,
18394 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
18395 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
18396 * print-tree.c (print_node_brief, print_node): Likewise.
18397 * stor-layout.c (place_field, layout_type): Likewise.
18398 * tree-chrec.c (keep_cast): Likewise.
18399 * tree.c (build_vector, build_real, build_real_from_int_cst,
18400 build_complex): Likewise.
18402 2007-01-11 Roger Sayle <roger@eyesopen.com>
18404 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
18405 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
18407 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
18409 * configure.ac (strict1_warn): Rename to strict_warn.
18410 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
18411 cc_set_by_configure, quoted_cc_set_by_configure,
18412 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
18413 all_boot_languages, all_stagestuff): Remove.
18414 (target_list): Remove bootstrap targets.
18415 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
18416 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
18417 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
18418 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
18419 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
18420 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
18421 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
18422 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
18423 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
18424 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
18425 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
18426 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
18427 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
18428 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
18429 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
18430 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
18431 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
18432 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
18433 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
18434 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
18435 (mostlyclean): Adjust.
18436 (clean, distclean): Don't mention bootstrap stuff.
18437 * configure: Regenerate.
18438 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
18439 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
18440 treelang/config-lang.in (stagestuff): Remove.
18441 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
18442 stageprofile, stagefeedback, stagestuff): Remove mention.
18444 2007-01-11 Nick Clifton <nickc@redhat.com>
18446 * config/mcore/predicates.md (mcore_general_movesrc_operand):
18448 (mcore_general_movdst_operand): Do not accept CONST_INTs.
18449 (mcore_arith_K_S_operand): Run the test for the S constraint not
18450 the test for the M constraint.
18451 (mcore_addsub_operand): Do not accept integer values that are
18452 larger than 32 bits.
18453 * config/mcore/mcore.md: Remove unused constraints from split.
18454 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
18455 (addsi3): Likewise.
18456 (allocate_stack): Likewise.
18457 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
18458 operands to 32 bits.
18459 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
18461 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
18462 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
18463 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
18464 mcore_output_bclri, mcore_output_andn, output_inline_const,
18465 mcore_output_move, mcore_output_movedouble): Likewise.
18466 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
18467 (output_inline_const): Likewise.
18468 (output_inline_const): Fix format strings used in sprintf
18470 * config/mcore/mcore-protos.h: Update prototypes for changed
18471 functions in mcore.c.
18472 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
18473 HOST_WIDE_INT and not int.
18474 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
18475 CONST_OK_FOR_N): Likewise.
18476 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
18477 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
18480 2007-01-10 Jan Hubicka <jh@suse.cz>
18482 * tree-vrp.c (remove_range_assertions): Release defs.
18483 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
18484 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
18486 2007-01-10 Paul Brook <paul@codesourcery.com>
18488 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
18489 * config/arm/arm.md (mulsi3subsi): New insn.
18491 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
18493 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
18494 (tree_transform_and_unroll_loop): New.
18495 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
18498 2007-01-10 Robert Kennedy <jimbob@google.com>
18500 * fold-const.c (fold_comparison): Fold comparisons like (x *
18501 1000 < 0) to (x < 0).
18503 2007-01-10 Ian Lance Taylor <iant@google.com>
18505 * tree-pretty-print.c (dump_generic_node): Print parentheses when
18506 operands have the same priority.
18508 2007-01-10 Tom Tromey <tromey@redhat.com>
18510 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
18511 (fold_binary): Likewise.
18512 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
18513 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
18514 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
18515 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
18516 * langhooks.h (struct lang_hooks): Removed field
18517 'can_use_bit_fields_p'.
18519 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
18521 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
18523 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
18525 * function.c (get_last_funcdef_no): New function.
18526 * function.h (get_last_funcdef_no): Declare.
18527 * tree-inline.c (initialize_cfun): Add initialization.
18528 (tree_function_versioning): Cleanup.
18530 2007-01-10 Jan Hubicka <jh@suse.cz>
18532 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
18535 2007-01-10 Sa Liu <saliu@de.ibm.com>
18536 Ben Elliston <bje@au.ibm.com>
18538 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
18539 for SAVE_NONLOCAL and Pmode for any other save level.
18540 * spu-protos.h (spu_restore_stack_block): Declare.
18541 * spu.md (save_stack_block): Remove.
18542 (restore_stack_block): Call spu_restore_stack_block.
18543 * spu.c (spu_restore_stack_block): New function.
18544 (spu_expand_epilogue): Remove old comment.
18546 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
18548 PR tree-optimization/30322
18549 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
18550 (cand_value_at): Return the value as aff_tree.
18551 (may_eliminate_iv): Convert the bound from aff_tree to tree.
18552 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
18553 aff_combination_mult): New functions.
18554 (aff_combination_add): Use aff_combination_add_cst.
18555 (aff_combination_convert): Allow conversions to a wider type.
18556 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
18557 * tree-affine.h (aff_combination_mult): Declare.
18559 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
18561 * doc/tm.texi: Update documentation to reflect reality of exec
18562 and start file search behaviours. Update copyright year.
18563 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
18564 header file directories.
18566 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
18568 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
18569 (*cosxf2): Rename to cosxf2_i387.
18570 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
18571 using X87MODEF12 mode macro. Rename patterns to
18572 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
18574 (*cosdf2, *cossf2): Ditto.
18575 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
18576 to match extended input operands.
18577 (sincos<mode>3): New expander.
18578 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
18579 insn patterns and corresponding splitters.
18581 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
18583 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
18584 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
18586 2007-01-09 Nicolas Pitre <nico@cam.org>
18589 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
18591 2007-01-08 Geoffrey Keating <geoffk@apple.com>
18593 * target.h (struct gcc_target): New field library_rtti_comdat.
18594 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
18595 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
18596 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
18597 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
18599 2007-01-08 Geoffrey Keating <geoffk@apple.com>
18601 * doc/invoke.texi (Optimize Options): Correct description of -O0.
18603 2007-01-08 Richard Guenther <rguenther@suse.de>
18605 * tree.h (force_fit_type_double): Export.
18606 (force_fit_type): Remove.
18607 * fold-const.c (force_fit_type_double): New function.
18608 (force_fit_type): Remove.
18609 (int_const_binop): Use it.
18610 (fold_convert_const_int_from_int): Likewise.
18611 (fold_convert_const_int_from_real): Likewise.
18612 (fold_div_compare): Likewise.
18613 (fold_sign_changed_comparison): Likewise.
18614 (fold_unary): Likewise.
18615 (fold_negate_const): Likewise.
18616 (fold_abs_const): Likewise.
18617 (fold_not_const): Likewise.
18618 * c-common.c (shorten_compare): Use force_fit_type_double.
18619 * convert.c (convert_to_pointer): Likewise.
18621 2007-01-08 Richard Guenther <rguenther@suse.de>
18623 * tree.h (build_int_cst_wide_type): Export.
18624 * tree.c (build_int_cst_wide_type): New function.
18625 (build_int_cst_wide): Fix comment.
18626 * builtins.c (fold_builtin_object_size): Use build_int_cst
18627 to build -1 or 0 of the correct type. Use fit_double_type
18628 to check for overflow.
18629 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
18631 (decode_field_reference): Likewise.
18632 (all_ones_mask_p): Likewise.
18633 (native_interpret_int): Use build_int_cst_wide_type.
18634 (fold_binary): Use build_int_cst_type to build an all-ones
18636 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
18638 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
18640 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
18642 2007-01-09 Ben Elliston <bje@au.ibm.com>
18644 * genautomata.c (STATS_OPTION): New option.
18645 (stats_flag): New flag.
18646 (gen_automata_option): Handle it.
18647 (initiate_automaton_gen): Ditto.
18648 (write_automata): Output statistics only if stats_flag is
18649 set. Likewise, output time statistics only if time_flag is set.
18650 * doc/md.texi (Processor pipeline description): Document new flag.
18652 2007-01-08 Richard Guenther <rguenther@suse.de>
18654 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
18655 * tree.c (build_int_cst_type): Likewise.
18656 (size_in_bytes): Don't call force_fit_type on the result.
18657 (int_fits_type_p): Use fit_double_type.
18658 * fold-const.c (fit_double_type): New function.
18659 (force_fit_type): Use it.
18660 * tree.h (fit_double_type): Export.
18662 2007-01-08 Jan Hubicka <jh@suse.cz>
18664 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
18665 * ipa.c (function_and_variable_visibility): Fix return type.
18667 2007-01-08 Richard Guenther <rguenther@suse.de>
18669 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
18670 of offset to build the index.
18671 * tree-pretty-print.c (dump_generic_node): Don't build negated
18672 const just for printing.
18673 * c-pretty-print.c (pp_c_integer_constant): Likewise.
18674 * builtins.c (fold_builtin_int_roundingfn): Check if result
18675 fits the type by using force_fit_type and comparing the result.
18676 * predict.c (predict_loops): Use compare_tree_int for comparison.
18677 * tree.c (build_int_cst): Fall back to integer_type_node for
18679 (build_int_cst_wide): Assert type is non-null.
18681 2007-01-08 Roberto Costa <roberto.costa@st.com>
18683 * tree-vrp.c (extract_range_from_cond_expr): New.
18684 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
18685 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
18687 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
18688 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
18689 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
18690 used as expressions.
18691 * tree-object-size.c (cond_expr_object_size): New.
18692 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
18694 2007-01-08 Jan Hubicka <jh@suse.cz>
18696 * tree-ssa-forwprop.c (forward_propagate_into_cond,
18697 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
18700 2007-01-08 Richard Guenther <rguenther@suse.de>
18702 PR tree-optimization/23603
18703 * tree-vrp.c (set_value_range_to_truthvalue): New function.
18704 (extract_range_from_binary): Fall back to truthvalue instead of
18705 varying for TRUTH_*_EXPR.
18706 (extract_range_from_comparison): Fall back to truthvalue instead of
18708 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
18709 if all visited PHI values were constant.
18711 2007-01-08 Jan Hubicka <jh@suse.cz>
18713 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
18714 (cgraph_analyze_function): break out from ...
18715 (cgraph_finalize_compilation_unit): ... here.
18716 (cgraph_expand_function): Remove forgoten commented out line.
18717 (cgraph_optimize): Analyze functions.
18719 2007-01-08 Jan Hubicka <jh@suse.cz>
18721 * tree-pas.h (TODO_remove_function): New flag.
18722 (TODO_update*): Renumber.
18723 (pass_ipa_increase_alignment,
18724 pass_ipa_function_and_variable_visibility): New passes.
18725 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
18726 (cgraph_function_and_variable_visibility): Move to ipa.c
18727 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
18728 cgraph_increase_alignment.
18729 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
18730 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
18731 calling tree-inline.
18732 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
18733 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
18734 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
18735 (gate_increase_alignment): New function.
18736 (pass_ipa_increase_alignment): New pass.
18737 * ipa.c: Inline tree-pass.h and timevar.h
18738 (function_and_variable_visibility): Move here from cgraphunit.c
18739 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
18740 * passes.c (init_optimization_passes): Add the two new passes.
18741 (execute_todo): Handle cgraph_remove_functions.
18743 2007-01-08 Nick Clifton <nickc@redhat.com>
18745 * config/frv/predicates.md (reg_or_0_operand): Accept
18748 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
18750 * config/bfin/rtems.h, config/bfin/t-rtems: New.
18751 * config.gcc: Add bfin*-rtems*.
18753 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
18755 * c.opt: Add -flax-vector-conversions.
18756 * c-typeck.c (convert_for_assignment): Pass flag to
18757 vector_types_convertible_p to allow emission of note.
18758 (digest_init): Likewise.
18759 * c-opts.c: Handle -flax-vector-conversions.
18760 * c-common.c (flag_lax_vector_conversions): New.
18761 (vector_types_convertible_p): Unless -flax-vector conversions
18762 has been passed, disallow conversions between vectors with
18763 differing numbers of subparts and/or element types. If such
18764 a conversion is disallowed, possibly emit a note on the first
18765 occasion only to inform the user of -flax-vector-conversions.
18766 The new last argument specifies this.
18767 * c-common.h (flag_lax_vector_conversions): New.
18768 (vector_types_convertible_p): Add extra argument.
18769 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
18770 char_type_node for V*QI type vectors.
18771 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
18772 Update to satisfy new typechecking rules.
18773 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
18774 C and C++ variants.
18775 * doc/invoke.texi (C Dialect Options): Document
18776 -flax-vector-conversions.
18778 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
18780 PR tree-optimization/29877
18781 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
18782 a register variable on the RHS to not be replaceable.
18784 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
18785 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
18786 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
18787 const_simm15, const_pow2, const_npow2): Added.
18788 * config/score/misc.md (insv, extv, extzv, movmemsi,
18789 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
18790 * config/score/score.c (score_address_cost, score_select_cc_mode):
18792 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
18793 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
18794 Update score_print_operand.
18795 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
18796 Adjust register allocate order and update some macro define.
18797 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
18798 mdx_block_move_straight, mdx_block_move_loop_head,
18799 mdx_block_move_loop_body, mdx_block_move_loop_foot,
18800 mdx_block_move_loop, mdx_block_move): Added.
18801 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
18802 mdp_limm): Updated and fix some bug and typo.
18803 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
18804 (movsf, movdf, doloop_end): Added.
18806 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
18808 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
18809 config/arm/thumb2.md: Fix comment typos.
18810 * doc/extend.texi: Fix a typo.
18812 2007-01-07 Eric Christopher <echristo@apple.com>
18814 * configure.ac: Check for __stack_chk_fail for darwin.
18815 * configure: Regenerate.
18817 2007-01-07 Richard Guenther <rguenther@suse.de>
18819 * tree-vrp.c (extract_range_from_assert): CSE calls to
18820 compare_values where possible.
18821 (extract_range_from_unary_expr): Likewise.
18823 2007-01-07 Anatoly Sokolov <aesok@post.ru>
18825 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
18826 * config/avr/avr.c (call_insn_operand): Delete function.
18827 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
18828 instead of register number. Use predicates.
18829 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
18830 call_insn_operand): Add.
18832 2007-01-06 Jan Hubicka <jh@suse.cz>
18834 * tree-pass.h (pass_build_cgraph_edges): Declare.
18835 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
18836 (visited_nodes): Remove.
18837 (cgraph_create_edges): Move to cgraphbuild.c; rename to
18838 build_cgrpah_edges; make visited_nodes local.
18839 (cgraph_process_new_functions): DO not call initialize_inline_failed.
18840 (record_references_in_initializer): Move to cgraphbuild.c
18841 (initialize_inline_failed, rebuild_cgraph_edges,
18842 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
18843 (verify_cgraph_node): Make visited_nodes local.
18844 (cgraph_analyze_function): Do not call cgraph_create_edges and
18845 initialize_inline_failed.
18846 (cgraph_expand_function): Do not call cgraph_lower_function;
18847 assert that function is already lowered.
18848 * Makefile.in (cgraphbuild.o): New.
18849 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
18850 at the end of lowering passes.
18852 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
18854 * ifcvt.c (cond_move_convert_if_block): New function, code
18855 factored out from...
18856 (cond_move_process_if_block): ...here. Call the new function
18857 on the THEN and ELSE blocks.
18858 (merge_if_block): Do not copy global_live_at_end, merge_blocks
18859 already takes care of this.
18861 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18864 * tree.h (TREE_OVERFLOW_P): New.
18865 * c-typeck.c (parser_build_unary_op): Warn only if result
18866 overflowed and operands did not.
18867 (parser_build_binary_op): Likewise.
18868 (convert_for_assignment): Remove redundant overflow_warning.
18869 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
18871 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18873 * c-typeck.c (store_init_value): Split over two lines to follow
18874 the GNU coding style.
18876 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
18878 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
18879 __GXX_EXPERIMENTAL_CXX0X__.
18880 * doc/cpp.texi: Same.
18882 2007-01-05 Richard Guenther <rguenther@suse.de>
18884 PR middle-end/27826
18885 * tree.c (get_narrower): Do not construct COMPONENT_REFs
18886 with mismatched types. Instead explicitly build a
18887 conversion NOP_EXPR.
18889 2007-01-05 Ian Lance Taylor <iant@google.com>
18891 * c-common.c (decl_with_nonnull_addr_p): New function.
18892 (c_common_truthvalue_conversion): Call it.
18893 * c-typeck.c (build_binary_op): Likewise.
18894 * c-common.h (decl_with_nonnull_addr_p): Declare.
18896 2007-01-05 Jakub Jelinek <jakub@redhat.com>
18899 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
18902 2007-01-05 Joel Brobecker <brobecker@adacore.com>
18904 * doc/install.texi (Final install): Document the fact that
18905 the GNAT runtime should not be stripped.
18907 2007-01-04 Jan Hubicka <jh@suse.cz>
18909 * tree-inline.c (fold_marked_statements): Update operand caches
18910 and EH after folding
18912 2007-01-04 Ian Lance Taylor <iant@google.com>
18914 * c-common.c (check_function_nonnull): Whitespace fix.
18916 2007-01-04 Jan Hubicka <jh@suse.cz>
18918 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
18919 comitted older version of patch.
18920 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
18921 function, celanup cfg and collect garbage.
18923 2007-01-04 Mike Stump <mrs@apple.com>
18925 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
18928 2007-01-04 Eric Christopher <echristo@apple.com>
18930 * libgcc2.c (__bswapsi2): Use SItype.
18931 (__bswapdi2): Use DItype.
18932 * libgcc2.h: Update for above.
18934 2007-01-04 Paul Brook <paul@codesourcery.com>
18936 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
18937 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
18938 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
18939 umulsidi3, umulsidi3adddi, smulsi3_highpart,
18940 umulsi3_highpart): Make conditional on !arm_arch6.
18941 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
18942 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
18943 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
18944 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
18945 umulsi3_highpart_v6): New insns.
18947 2007-01-04 Roger Sayle <roger@eyesopen.com>
18949 * fold-const.c (fold_convert): When casting an expression to void,
18950 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
18951 have a type. Instead of attempting to build a NOP_EXPR, return
18952 these "special" trees directly.
18954 2007-01-04 Joseph Myers <joseph@codesourcery.com>
18956 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
18957 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
18958 rs6000_cost->fp not 0 as adjustment for outer NEG.
18960 2007-01-04 Jan Hubicka <jh@suse.cz>
18962 * cgraph.c (cgraph_release_function_body): New function.
18963 (cgraph_remove_node): Use it.
18964 * cgraph.h (cgraph_release_function_body): Declare.
18965 * cgraphunit.c (cgraph_expand_function): Use it.
18966 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
18967 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
18968 is initialized and while compilation of other function is running.
18969 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
18970 statement CFG annotations from here to ...
18971 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
18973 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
18975 * cfgloop.h (enum li_flags): Make the constants powers of two.
18977 2007-01-04 Jan Hubicka <jh@suse.cz>
18979 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
18981 (fold_marked_statements): New function.
18982 (optimize_inline_calls, tree_function_versioning): Fold new statements.
18983 * tree-inline.h (copy_body_data): Add statements_to_fold.
18985 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
18987 * config.gcc: Mention libgcc/config.host.
18988 * Makefile.in: Update comments mentioning libgcc.
18989 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
18990 (all.cross, start.encap, rest.encap, rest.cross): Update
18991 dependencies for libgcc move.
18992 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
18993 (clean-target, clean-target-libgcc): Delete.
18994 (srcdirify, GCC_EXTRA_PARTS): New macros.
18995 (libgcc-support, libgcc.mvars): New rules.
18996 (distclean): Remove mention of mklibgcc.
18997 (install): Don't reference INSTALL_LIBGCC.
18998 (install-common): Don't reference EXTRA_PARTS.
18999 (install-libgcc, install-multilib): Delete rules.
19000 * mklibgcc.in: Delete file.
19001 * doc/configfiles.texi: Don't mention mklibgcc.
19003 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
19004 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
19005 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
19006 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
19007 (mklibgcc, ldblspecs): Likewise.
19009 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
19010 (posixpre.def): Use $(T).
19011 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
19012 (SHLIB_SRC, SHLIB_INSTALL): Delete.
19013 (SHLIB_LINK): Make dummy.
19014 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
19016 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
19018 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
19019 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
19020 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
19021 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
19023 * configure.ac (all_outputs): Remove mklibgcc.
19024 * configure: Regenerated.
19026 2007-01-03 Josh Conner <jconner@apple.com>
19028 PR middle-end/29683
19029 * calls.c (compute_argument_addresses): Set stack and stack_slot
19030 for partial args, too.
19031 (store_one_arg): Use locate.size.constant for the size when
19032 generating a save_area.
19034 2007-01-03 Robert Kennedy <jimbob@google.com>
19036 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
19037 whose definitions are deleted due to basic block merging.
19039 2007-01-03 Paul Brook <paul@codesourcery.com>
19042 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
19044 (use_return_insn): Return 0 for Thumb interrupt functions.
19045 (print_multi_reg): Add rfe argument for IRQ returns.
19046 (arm_output_epilogue): Pop interrupt return address directly into PC.
19047 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
19049 2007-01-03 Paul Brook <paul@codesourcery.com>
19051 Merge from sourcerygxx-4_1.
19052 * config/arm/thumb2.md: New file.
19053 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
19055 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
19056 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
19057 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
19058 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
19060 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
19061 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
19063 * config/arm/ieee754-sf.S: Ditto.
19064 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
19065 (thumb1_base_register_rtx_p): ... to this.
19066 (thumb_index_register_rtx_p): Rename...
19067 (thumb1_index_register_rtx_p): ... to this.
19068 (thumb_output_function_prologue): Rename...
19069 (thumb1_output_function_prologue): ... to this.
19070 (thumb_legitimate_address_p): Rename...
19071 (thumb1_legitimate_address_p): ... to this.
19072 (thumb_rtx_costs): Rename...
19073 (thumb1_rtx_costs): ... to this.
19074 (thumb_compute_save_reg_mask): Rename...
19075 (thumb1_compute_save_reg_mask): ... to this.
19076 (thumb_final_prescan_insn): Rename...
19077 (thumb1_final_prescan_insn): ... to this.
19078 (thumb_expand_epilogue): Rename...
19079 (thumb1_expand_epilogue): ... to this.
19080 (arm_unwind_emit_stm): Rename...
19081 (arm_unwind_emit_sequence): ... to this.
19082 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
19083 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
19084 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
19085 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
19086 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
19087 thumb2_output_casesi): New functions.
19088 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
19089 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
19090 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
19091 THUMB2_WORK_REGS): Define.
19092 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
19093 arm_condexec_mask, arm_condexec_masklen)): New variables.
19094 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
19095 (arm_override_options): Check new CPU capabilities.
19096 Set new architecture flag variables.
19097 (arm_isr_value): Handle v7m interrupt functions.
19098 (user_return_insn): Return 0 for v7m interrupt functions. Handle
19100 (const_ok_for_arm): Handle Thumb-2 constants.
19101 (arm_gen_constant): Ditto. Use movw when available.
19102 (arm_function_ok_for_sibcall): Return false for v7m interrupt
19104 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
19105 (thumb_find_work_register, arm_load_pic_register,
19106 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
19107 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
19108 print_multi_reg, output_mov_long_double_fpa_from_arm,
19109 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
19110 output_mov_double_fpa_from_arm, output_move_double,
19111 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
19112 output_return_instruction, arm_output_function_prologue,
19113 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
19114 arm_output_mi_thunk, thumb_set_return_address): Ditto.
19115 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
19116 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
19117 (arithmetic_instr, shift_op): Use arm_shift_nmem.
19118 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
19120 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
19121 (thumb_expand_prologue): Use thumb_set_frame_pointer.
19122 (arm_file_start): Output directive for unified syntax.
19123 (arm_unwind_emit_set): Handle stack alignment instruction.
19124 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
19125 Add v6t2, v7, v7a, v7r and v7m.
19126 (RETLDM): Add Thumb-2 code.
19127 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
19128 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
19129 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
19130 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
19131 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
19132 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
19133 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
19134 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
19135 ADJUST_INSN_LENGTH): Define.
19136 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
19137 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
19138 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
19139 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
19140 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
19141 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
19142 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
19143 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
19144 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
19145 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
19146 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
19147 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
19148 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
19149 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
19150 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
19151 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
19152 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
19154 * config/arm/arm-tune.md: Regenerate.
19155 * config/arm/arm-protos.h: Update prototypes.
19156 * config/arm/vfp.md: Enable patterns for Thumb-2.
19157 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
19158 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
19159 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
19160 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
19161 * config/arm/libunwind.S: Add Thumb-2 code.
19162 * config/arm/constraints.md: Update include Thumb-2.
19163 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
19164 * config/arm/ieee754-df.S: Ditto.
19165 * config/arm/bpabi.S: Ditto.
19166 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
19167 * config/arm/predicates.md (low_register_operand,
19168 low_reg_or_int_operand, thumb_16bit_operator): New.
19169 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
19170 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
19171 * config/arm/t-arm-elf: Add armv7 multilib.
19172 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
19174 (UNSPEC_STACK_ALIGN, ce_count): New.
19175 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
19176 arm_zero_extendsidi2, arm_zero_extendqidi2): New
19178 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
19179 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
19180 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
19181 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
19182 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
19183 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
19185 * doc/extend.texi: Document ARMv7-M interrupt functions.
19186 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
19188 2007-01-03 Jakub Jelinek <jakub@redhat.com>
19190 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
19191 (struct _Unwind_Context): Rename args_size to flags, remove
19192 signal_frame field, add a new args_size field and version field.
19193 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
19194 _Unwind_IsExtendedContext): New inline functions.
19195 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
19196 Assume by_value array is only present if _Unwind_IsExtendedContext.
19197 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
19198 _Unwind_IsSignalFrame.
19199 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
19200 (uw_update_context_1): Use _Unwind_SetSignalFrame.
19201 (uw_init_context_1): Initialize context->flags to
19202 EXTENDED_CONTEXT_BIT.
19203 * config/rs6000/linux-unwind.h (frob_update_context): Use
19204 _Unwind_SetSignalFrame.
19206 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
19208 PR middle-end/30353
19209 * gimplify.c (gimplify_modify_expr_complex_part): Move below
19210 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
19213 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
19215 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
19216 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
19217 RET, AT_SP): Remove.
19218 * config/i386/i386.md (*sse_prologue_save_insn): Use return
19221 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19222 * cfgbuild.c (find_basic_blocks): Likewise.
19223 * cfgrtl.c (rtl_create_basic_block): Likewise.
19224 * function.c (temp_slots_at_level): Likewise.
19225 * reg-stack.c (stack_regs_mentioned): Likewise.
19226 * regclass.c (allocate_reg_info): Likewise.
19227 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19228 set_bb_for_stmt, move_block_to_fn): Likewise.
19229 * tree-complex.c (tree_lower_complex): Likewise.
19230 * vec.h (VEC_safe_grow_cleared): New.
19232 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
19234 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
19236 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
19237 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
19239 * cfgloopmanip.c (scale_loop_frequencies): Export.
19240 (loopify): Scale the frequencies by prescribed coefficients.
19241 (set_zero_probability): New function.
19242 (duplicate_loop_to_header_edge): Improve updating of frequencies.
19243 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
19244 and frequencies according to arguments.
19245 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
19247 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
19248 * modulo-sched.c (sms_schedule): Set probabilities for entering
19249 versioned loop correctly.
19250 * tree-vect-transform.c (vect_transform_loop): Ditto.
19251 * cfgloop.h (loopify, loop_version): Declaration changed.
19252 (scale_loop_frequencies): Declared.
19254 2007-01-02 Jan Hubicka <jh@suse.cz>
19256 * cgraph.c: Include tree-flow.h
19257 (cgraph_add_new-function): Handle IPA_SSA mode; execute
19258 early_local_passes.
19259 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
19260 * tree-pass.h (pass_all_early_optimizations): Declare.
19261 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
19262 early_local_passes.
19263 (cgraph_analyze_function): Do early_local_passes.
19264 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
19265 Do not add referenced vars.
19266 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
19268 (gate_all_early_local_passes): New gate.
19269 (pass_early_local_passes): Use new gate.
19270 (execute_early_local_optimizations): New functions.
19271 (gate_all_early_optimizations): New gate.
19272 (pass_all_early_optimizations): New pass.
19273 (execute_free_datastructures): Free SSA only when initialized.
19274 (gate_init_datastructures): Init only when optimizing.
19275 (tree_lowering_passes): Do early local passes when called late.
19276 * tree-profile.c (do_tree_profiling): Don't profile functions added
19278 (do_early_tree_profiling, pass_early_tree_profile): Kill.
19279 * tree-cfg.c (update_modified_stmts): Do not update when operands are
19281 * passes.c (init_optimizations_passes): Reorder so we go into SSA
19282 during early_local_passes.
19283 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
19286 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
19288 * Makefile.in: Update copyright year.
19290 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
19292 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
19293 in $(lang_checks) and check-consistency targets.
19295 2007-01-02 Jan Hubicka <jh@suse.cz>
19297 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
19298 Do not add referenced vars.
19299 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
19301 * passes.c (init_optimization_passes): Put mudflap_2 after
19302 free_datastructures.
19304 2007-01-02 Jan Hubicka <jh@suse.cz>
19306 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
19307 Set NOTHROW flag on call statements proved to be nothrow.
19308 Update statement of local calls so new pure/const functions are
19309 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
19311 (tree_rest_of_compilation): Register hooks and initialize bitmap
19312 early. Do not set after_inlining flag.
19314 2007-01-02 Steve Ellcey <sje@cup.hp.com>
19316 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
19317 HOST_BITS_PER_LONGLONG
19319 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19322 * c-typeck.c (store_init_value): Don't emit pedantic overflow
19323 warning for non-static initializers.
19325 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
19327 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
19328 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
19329 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
19330 Always use set_unique_reg_note to add REG_EQUAL notes.
19332 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19335 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19337 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19338 * cfgbuild.c (find_basic_blocks): Likewise.
19339 * cfgrtl.c (rtl_create_basic_block): Likewise.
19340 * function.c (temp_slots_at_level): Likewise.
19341 * reg-stack.c (stack_regs_mentioned): Likewise.
19342 * regclass.c (allocate_reg_info): Likewise.
19343 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19344 set_bb_for_stmt, move_block_to_fn): Likewise.
19345 * tree-complex.c (tree_lower_complex): Likewise.
19346 * vec.h (VEC_safe_grow_cleared): New.
19348 2007-01-02 Ian Lance Taylor <iant@google.com>
19350 * c-common.c (c_common_truthvalue_conversion): When warning about
19351 using an assignment as a truth value, set TREE_NO_WARNING.
19353 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19356 * c.opt (Wold-style-declaration): New.
19357 * doc/invoke.texi (C-only Warning Options): New.
19358 (Wold-style-declaration): Document it.
19359 (Wextra): Enabled by -Wextra.
19360 * c-opts.c (c_common_post_options): Enabled by -Wextra.
19361 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
19362 -Wold-style-declaration.
19364 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19366 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19367 * cfgbuild.c (find_basic_blocks): Likewise.
19368 * cfgrtl.c (rtl_create_basic_block): Likewise.
19369 * function.c (temp_slots_at_level): Likewise.
19370 * reg-stack.c (stack_regs_mentioned): Likewise.
19371 * regclass.c (allocate_reg_info): Likewise.
19372 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19373 set_bb_for_stmt, move_block_to_fn): Likewise.
19374 * tree-complex.c (tree_lower_complex): Likewise.
19375 * vec.h (VEC_safe_grow_cleared): New.
19377 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
19379 * c-common.c (c_common_nodes_and_builtins): Since variants of
19380 void_type_node get built before it is given a name, we need to
19381 give those variants the name, too.
19382 (complete_array_type): We need to work with the canonical main
19383 type of the array, from which we will build the qualified version.
19384 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
19385 * print-tree.c (print_node): Display canonical type information
19387 * stor-layout.c (layout_type): When we don't know the
19388 alignment of a type for which we're building an array, we end up
19389 guessing wrong, so make the type require structural equality.
19390 * tree.c (make_node_stat): When we build a new type, it is its
19391 own canonical type.
19392 (build_type_attribute_qual_variant): When building an attribute
19393 variant, its canonical type is the non-attribute variant. However,
19394 if the attributes are target-dependent and they differ, we need to
19395 use structural equality checks for this type.
19396 (build_qualified_type): A qualified type is not equivalent to its
19397 unqualified variant; set the canonical type appropriately.
19398 (build_distinct_type_copy): When building a distinct type from
19399 another type, the new type is its own canonical type.
19400 (build_variant_type_copy): When building a new type variant, we
19401 assume that it is equivalent to the original type.
19402 (build_pointer_type_for_mode): When building a pointer type, also
19403 build a canonical type pointer.
19404 (build_reference_type_for_mode): When building a reference type,
19405 also build a canonical type reference.
19406 (build_index_type): When we can't hash an index type (e.g.,
19407 because its maximum value is negative), the index type requires
19408 structural equality tests.
19409 (build_array_type): Build the canonical form of an array type.
19410 (build_function_type): Function types require structural equality,
19411 because they contain default arguments, attributes, etc.
19412 (build_method_type_directly): Ditto for method types.
19413 (build_offset_type): Build the canonical offset type.
19414 (build_complex_type): Build the canonical vector type.
19415 (make_vector_type): Build the canonical vector type.
19416 * tree.h (TYPE_CANONICAL): New.
19417 (TYPE_STRUCTURAL_EQUALITY_P): New.
19418 (SET_TYPE_STRUCTURAL_EQUALITY): New.
19419 (struct tree_type): Added "canonical" field.
19420 * params.h (VERIFY_CANONICAL_TYPES): New.
19421 * doc/c-tree.texi (TYPE_CANONICAL): Document.
19422 (TYPE_STRUCTURAL_EQUALITY_P): Document.
19423 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
19424 * doc/invoke.texi (verify-canonical-types): Document --param
19425 parameter for verifying canonical types.
19427 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19429 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
19430 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
19431 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
19432 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
19434 * config/rs6000/e500.h: New.
19435 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
19436 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
19438 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
19439 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
19440 TARGET_E500_DOUBLE): Remove.
19441 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
19442 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
19443 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
19444 * config/rs6000/rs6000.c (rs6000_override_options): Use
19445 CHECK_E500_OPTIONS.
19447 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19449 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
19450 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
19451 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
19452 rs6000_emit_cmove): Don't check TARGET_E500.
19453 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
19454 sordered): Don't check TARGET_E500.
19456 2007-01-01 Eric Christopher <echristo@apple.com>
19458 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
19459 HARD_REGISTER_NUM_P.
19461 2007-01-01 Roger Sayle <roger@eyesopen.com>
19463 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
19464 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
19465 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
19468 2007-01-01 Mike Stump <mrs@apple.com>
19470 * configure.ac: Remove support for building with Apple's gcc-3.1.
19472 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19474 PR middle-end/30311
19475 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
19476 REG is a hard register. Do not modify REG before calling
19478 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
19479 multiple of the size of YMODE for certain lowpart cases.
19481 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19483 PR middle-end/30253
19484 * gimplify (voidify_wrapper_expr): Update for
19485 GIMPLE_MODIFY_STMT.
19487 2007-01-01 Andreas Schwab <schwab@suse.de>
19490 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
19491 save of BR0 in extra_spill_size instead of spill_size.
19492 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
19494 (ia64_expand_epilogue): Restore BR0 from its new location.
19496 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19498 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
19499 Use a temporary variable if the left hand side is not a gimple
19502 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19504 * gimplify.c (gimplify_return_expr): Make the temporary variable
19505 for the return expression, a gimple register variable.
19507 2007-01-01 Jan Hubicka <jh@suse.cz>
19509 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
19512 2007-01-01 Mike Stump <mrs@apple.com>
19514 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
19516 * config/darwin.c (machopic_select_rtx_section): Use
19517 HAVE_GAS_LITERAL16.
19518 (darwin_mergeable_constant_section): Likewise.
19519 * configure: Regenerate.
19520 * config.in: Regenerate.
19522 2007-01-01 Jan Hubicka <jh@suse.cz>
19523 Andrew Pinski <pinskia@gmail.com>
19525 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
19526 before starting IPA passes.