1 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
3 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
4 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
7 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
10 * config/cris/cris.c (cris_print_index): Don't use XEXP before
11 checking that the operand is an expression.
13 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
14 Danny Smith <dannysmith@users.sourceforge.net>
17 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
18 file mapping object in local namespace if Windows version later
21 2007-07-18 Richard Sandiford <richard@codesourcery.com>
23 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
24 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
25 arm_cannot_force_const_mem.
26 (arm_cannot_force_const_mem): New function.
27 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
28 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
29 of arm_tls_referenced_p.
30 * config/arm/arm.md (movsi): Split out-of-section constants when
31 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
32 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
34 2007-07-18 Richard Sandiford <richard@codesourcery.com>
36 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
38 2007-07-18 Richard Sandiford <richard@codesourcery.com>
40 * config/mips/mips.md (*extendqihi2): Convert the destination
43 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
45 * config/pa/fptr.c: Update license header.
46 * config/pa/milli64.S: Likewise.
48 2007-07-17 Nick Clifton <nickc@redhat.com>
50 * COPYING_v3: New file. Contains version 3 of the GNU General
52 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
53 Lesser General Public License.
54 * doc/include/gpl_v3.texi: New file. Contains version 3 of
55 the GNU General Public License.
57 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
59 PR rtl-optimization/32773
60 * cfglayout.c (force_one_exit_fallthru): New function.
61 (cfg_layout_finalize): Use it.
63 2007-07-16 Richard Guenther <rguenther@suse.de>
64 Uros Bizjak <ubizjak@gmail.com>
66 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
67 before forcing it to gimple operand.
69 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
70 David Ung <davidu@mips.com>
72 * config/mips/mips.h (TUNE_24K): Define.
73 (TUNE_MACC_CHAINS): Add TUNE_24K.
74 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
76 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
77 (r74k_int_madd): .. this new reservation.
78 (define_bypass): Fixed bypasses for r74k_int_madd to use
80 * config/mips/24k.md (define_bypass): Define new
81 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
83 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
84 Nigel Stephens <nigel@mips.com>
86 * config/mips/mips.md: Include 20kc.md.
87 * config/mips/20kc.md: New file.
88 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
89 (mips_adjust_cost): Tweak for 20Kc.
90 (mips_issue_rate): Likewise.
91 * config/mips/mips.h (TUNE_20KC): Define.
93 2007-07-16 David Edelsohn <edelsohn@gnu.og>
95 * config/rs6000/rs6000.c (struct processor_cost): Add
96 cache_line_size, l1_cache_lines, and simultaneous_prefetches
98 (*_cost): Add cache information.
99 (rs6000_override_options): Set cache parameters.
101 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
104 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
105 * doc/install.texi (mips-sgi-irix6): pthread support works now.
107 2007-07-16 Paul Brook <paul@codesourcery.com>
111 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
112 (cirrus_thumb2_movsi_insn): Ditto.
114 2007-07-15 Geoffrey Keating <geoffk@apple.com>
116 * config/rs6000/darwin-fallback.c (interpret_libc): Change
119 2007-07-15 Andrew Haley <aph@redhat.com>
121 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
122 before looking in the context.
124 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
128 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
129 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
130 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
131 (pa_output_function_prologue): Use rp_saved and current_function_is_leaf
132 to generate .CALLINFO statement.
133 (hppa_expand_prologue): Set rp_saved.
134 (hppa_expand_epilogue): Use rp_saved.
135 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
136 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
138 2007-07-14 Dirk Mueller <dmueller@suse.de>
140 * omega.c (coalesce): Fix memory leak on early exit.
141 * matrix-reorg.c (check_allocation_function): Likewise.
142 * tree-vect-transform.c (vect_get_new_vect_var): free result
144 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
145 pass pointer to edge vector
146 (partition_hot_cold_basic_blocks): Fix memory leak.
147 * collect2.c (prefix_from_string): Free temporary storage.
148 * reload1.c (fixup_abnormal_edges): Free sbitmap.
150 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
152 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
153 (DO_GLOBAL_DTORS_BODY): Likewise.
155 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
156 Nigel Stephens <nigel@mips.com>
158 * config/mips/mips.c (mips_classify_symbol): Don't return
159 SYMBOL_SMALL_DATA for constant pool addresses if
160 TARGET_EMBEDDED_DATA is true.
162 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
164 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
165 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
166 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
167 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
168 __builtin_ia32_storehps, __builtin_ia32_storelps,
169 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
170 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
171 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
172 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
173 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
174 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
175 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
176 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
177 using def_builtin_const.
179 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
181 PR tree-optimization/32705
182 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
183 (simplify_binary_expression): Use SSA_VAL consistently.
185 2007-07-13 David Edelsohn <edelsohn@gnu.org>
187 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
188 (SPEFSCR_REGNO): Delete definition.
189 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
190 COUNT_REGISTER_REGNUM -> CTR_REGNO.
191 * config/rs6000/rs6000.h: Do not define *_REGNO.
192 LINK_REGISTER_REGNUM -> LR_REGNO.
193 COUNT_REGISTER_REGNUM -> CTR_REGNO.
194 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
195 COUNT_REGISTER_REGNUM -> CTR_REGNO.
196 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
197 R_VRSAVE, R_VSCR. Use them.
198 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
199 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
200 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
201 * config/rs6000/aix.h: Define R_LR. Use it.
203 2007-07-13 Caroline Tice <ctice@apple.com>
205 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
206 flag_var_tracking is explicitly turned off (i.e. when variable
207 tracking is not feasible); otherwise, turn flag_var_tracking on when
208 flag_var_tracking_uninit is on.
209 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
210 note definitions, to allow recording of initialization status in the
212 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
213 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
214 determine if two note locations are equal.
215 (output_loc_list): Don't output list entries whose start & end labels
217 (reg_loc_descriptor): Add parameter for initialization status; pass it
218 to other loc descriptor functions.
219 (one_reg_loc_descriptor): Add parameter for initialization status;
220 check its value and add DW_OP_GNU_uninit to returned loc descr if
222 (multiple_reg_loc_descriptor): Add parameter for initialization
224 pass init status argument to other loc descriptor functions; check
225 value of intialization parameter and add DW_OP_GNU_uninit to returned
226 loc descr if appropriate.
227 (based_loc_descr): Add parameter for initialization status; add new
228 variable for return value; check value of initialization parameter and
229 add DW_OP_GNU_uninit to returned loc descr if appropriate.
230 (concatn_mem_loc_descriptor): Add parameter for initialization status;
231 pass init status argument to other loc descriptor functions; check
232 value of intialization parameter and add DW_OP_GNU_uninit to returned
233 loc descr if appropriate.
234 (mem_loc_descriptor): Likewise.
235 (concat_loc_descriptor): Likewise.
236 (concatn_loc_descriptor): Likewise.
237 (loc_descriptor): Add parameter for initialization status; pass it as
238 argument to other loc descriptor function calls.
239 (loc_descriptor_from_tree_1): Add appropriate initialization status
240 to loc descriptor function calls.
241 (add_location_or_const_value_attribute): Get initialization status
242 from VAR_LOCATION note; add initialization status to loc descriptor
244 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
245 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
246 status is uninitialized, add "[uninint]" to output.
247 * common.opt (fvar-tracking-uninit): New option, similar to
248 fvar-tracking, to turn on tracking of uninitialized variables; creates
249 a new global flag, flag_var_tracking_uninit.
250 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
251 (enum var_init_status): New type, for var initialization status field.
252 * var-tracking.c (struct location_chain_def): Two new fields, init,
253 for initialization status, and set_src for the assignment value expr.
254 (unshare_variable): New parameter for initialization status;
255 initialize new init and set_src fields.
256 (var_reg_set): New parameters for initialization status and value;
257 pass them to set_variable_part.
258 (var_mem_set): Likewise.
259 (get_init_value): New function.
260 (var_reg_delete_and_set): New initialization status & value
261 parameters; add call to get_init_value if status is unknown; pass new
262 parameters to clobber_variable_part and var_reg_set.
263 (var_mem_delete_and_set): Likewise.
264 (var_reg_delete): Pass null set_src value to clobber_variable_part.
265 (var_mem_delete): Likewise.
266 (variable_union): Pass status to unshare_variable; initialize new init
267 and set_src fields. If flag_var_tracking_uninit is not set, force
268 status to initialized.
269 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
270 used later to get the set_src value.
271 (find_src_status): New function.
272 (find_src_set_src): New function.
273 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
274 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
275 MO_SET, get set_src value and pass it to var_reg_delete_and_set
276 and var_mem_delete_and_set.
277 (dump_variable): Print out "[uninit]" if appropriate.
278 (set_variable_part): Add new initialization and set_src parameters;
279 pass status to unshare_variable; set node->init and node- >set_src
280 fields and modify slot in hash table appropriately; save the init and
281 set_src values if appropriate and assign to the new node.
282 (clobber_variable_part): New set_src parameter; if two nodes have
283 same variable and same location but different set_src (assignment)
284 values, clobber old node.
285 (delete_variable_part): Pass init status to unshare_variable.
286 (emit_note_insn_var_location): Add initialized var; assign var's init
287 status to new 'initialized'; pass new init status field to calls to
288 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
289 status to initialized.
290 (emit_notes_in_bb): Pass initialization status to calls to
291 var_reg_set, var_mem_set, var_reg_delete_and_set and
292 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
293 var_reg_delete_and_set and var_mem_delete_and_set; call
294 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
295 make up for change in add_stores.
296 (vt_add_function_parameters): Add status to calls to
298 * config/darwin.c (darwin_override_options): Turn on uninitialized
299 tracking automatically, if var_tracking is on and the system is
302 2007-07-13 Sa Liu <saliu@de.ibm.com>
304 * config.gcc: Add options for arch and tune on SPU.
305 * config/spu/predicates.md: Add constant operands 0 and 1.
306 * config/spu/spu-builtins.def: Add builtins for double precision
307 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
308 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
310 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
312 * config/spu/spu-protos.h: Add new function prototypes.
313 * config/spu/spu.c (spu_override_options): Check options -march and
315 (spu_comp_icode): Add comparison code for DFmode and vector mode.
316 (spu_emit_branch_or_set): Use the new code for DFmode and vector
318 (spu_const_from_int): New. Create a vector constant from 4 ints.
319 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
320 (spu_emit_vector_compare): New. Emit vector compare.
321 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
322 * config/spu/spu.h: Add options -march and -mtune. Define processor
323 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
324 CANONICALIZE_COMPARISON.
325 * config/spu/spu.md: Add new insns for double precision compare
326 and double precision vector compare. Add vcond and smax/smin patterns
327 to enable DFmode vector conditional expression.
328 * config/spu/spu.opt: Add options -march and -mtune.
329 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
330 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
331 both CELL and CELLEDP targets: spu_testsv.
332 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
335 2007-07-13 Richard Guenther <rguenther@suse.de>
337 PR tree-optimization/32721
338 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
339 TREE_THIS_VOLATILE on the folded reference.
340 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
341 if the array reference has TREE_THIS_VOLATILE set.
343 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
346 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
348 2007-07-13 Andreas Schwab <schwab@suse.de>
350 * gengtype-lex.l: Allow declarations to be indented.
352 2007-07-12 Geoffrey Keating <geoffk@apple.com>
354 * ginclude/tgmath.h: New.
355 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
356 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
357 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
358 * configure: Regenerate.
360 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
362 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
363 correct index when setting register save state for xd
366 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
368 * config/sh/sh.c (mark_use): Remove.
370 2007-07-12 Paul Brook <paul@codesourcery.com>
372 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
373 reg does not overlap return value.
375 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
377 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
378 (set_expression_vuses): Ditto.
379 (init_pre): Initialize expression_vuses.
381 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
383 * config/i386/sse.md (storentdf, storentsf): New.
385 2007-07-12 Geoffrey Keating <geoffk@apple.com>
387 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
389 * tree.c (build_decl_stat): Move code from here...
390 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
391 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
392 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
393 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
394 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
397 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
398 Devang Patel <dpatel@apple.com>
400 PR tree-optimization/25413
401 * targhooks.c (default_builtin_vector_alignment_reachable): New.
402 * targhooks.h (default_builtin_vector_alignment_reachable): New.
403 * tree.h (contains_packed_reference): New.
404 * expr.c (contains_packed_reference): New.
405 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
406 (vect_enhance_data_refs_alignment): Call
407 vector_alignment_reachable_p.
408 * target.h (vector_alignment_reachable): New builtin.
409 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
410 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
411 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
413 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
415 * target.h (builtin_vectorization_cost): Add new target builtin.
416 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
417 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
418 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
419 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
420 uninitialized variables.
421 * tree-vect-transform.c (cost_for_stmt): New function.
422 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
423 using cost 1 for all scalar stmts. Be less conservative when
424 estimating the number of prologue/epulogue iterations. Call
425 targetm.vectorize.builtin_vectorization_cost. Return
426 min_profitable_iters-1.
427 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
428 initialization cost instead of TARG_VEC_STMT_COST. Use
429 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
430 epilogue code. Fix epilogue cost computation.
431 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
432 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
433 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
434 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
435 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
436 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
438 2007-07-12 Richard Guenther <rguenther@suse.de>
440 * gimplify.c (gimplify_conversion): Make sure that the result
441 from maybe_fold_offset_to_reference is trivially convertible
442 to the desired type before doing the simplification.
443 (gimplify_expr): Likewise.
444 * fold-const.c (fold_binary): Use the correct types for
445 building the simplified expression.
447 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
449 PR rtl-optimization/32729
450 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
451 that fallthru to exit.
453 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
455 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
456 (symDTPOFF2reg): Likewise.
458 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
460 PR tree-optimization/32663
462 * tree.h (VALUE_HANDLE_VUSES): Remove.
463 (struct tree_value_handle): Remove vuses.
465 * tree-vn.c (create_value_handle_for_expr): Don't set
468 * tree-ssa-pre.c (expression_vuses): New.
469 (alloc_expression_id): Set up expression_vuses.
470 (get_expression_vuses): New.
471 (set_expression_vuses): Ditto.
472 (clear_expression_ids): Modify for expression_vuses.
473 (phi_translate_1): Ditto.
474 (phi_translate_set): Ditto.
475 (value_dies_in_block_x): Ditto
476 (valid_in_sets): Ditto.
477 (add_to_sets): Ditto.
478 (find_existing_value_expr): Ditto.
479 (create_value_handle_for_expr): Ditto.
480 (make_values_for_stmt): Ditto.
481 (vuse_equiv): Remove.
483 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
485 * Makefile.in (mostlyclean): Remove object files.
487 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
489 * toplev.c (no_new_pseudos): Deleted.
490 * rtl.h (no_new_pseudos): Deleted.
491 * tree-pass.h (pass_no_new_pseudos): Deleted.
492 * passes.c (pass_no_new_pseudos): Deleted.
493 * final.c (rest_of_clean_state): Removed no_new_pseudos.
494 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
495 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
497 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
498 * rtlhooks.c (gen_lowpart_general): Ditto.
499 * optabs.c (prepare_operand): Ditto.
500 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
502 * modulo-sched.c (rest_of_handle_sms): Ditto.
503 * see.c (rest_of_handle_see): Ditto.
504 * ifcvt.c (if_convert): Ditto.
505 (gate_handle_if_after_combine): Replaced no_new_pseudos with
507 * init-regs.c (gate_initialize_regs): Deleted set of
509 * lower-subreg.c (decompose_multiword_subregs): Ditto.
510 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
511 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
513 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
516 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
517 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
518 (*vec_extractv2di_1_rex64): New insn pattern.
520 2007-07-11 David Daney <ddaney@avtrex.com>
522 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
523 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
524 for SIGNAL_UNWIND_RETURN_COLUMN.
525 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
526 (DWARF_FRAME_REGNUM): Rewrite.
527 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
529 2007-07-11 Nick Clifton <nickc@redhat.com>
531 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
532 delta and use gen_int_mode in place of GET_INT instead.
534 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
536 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
539 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
541 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
542 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
544 * params.h (VERIFY_CANONICAL_TYPES): Remove.
545 (USE_CANONICAL_TYPES): New.
546 * doc/invoke.texi (verify-canonical-types): Remove.
547 (use-canonical-types): Add.
549 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
551 * config/spu/spu.c (spu_optimization_options): Remove setting of
552 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
553 (spu_override_options): Move it here.
555 2007-07-11 Richard Sandiford <richard@codesourcery.com>
557 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
558 * config/mips/mips.c (mips_cpu_info_table): Mention
559 MIPS_ISA_LEVEL_SPEC in the comment.
561 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
563 PR tree-optimization/32713
564 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
566 2007-07-11 Paolo Carlini <pcarlini@suse.de>
569 * c-opts.c (c_common_post_options): Do not change flag_complex_method
570 conditional to flag_isoc99.
571 (c_common_init_options): Do it here, unconditionally.
573 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
575 PR tree-optimization/32589
576 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
577 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
578 * tree-ssa-propagate.c (valid_gimple_expression_p): New
579 predicate, extracted from...
580 (set_rhs): ...here. Call it for the expression on entry.
581 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
582 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
583 (simplify_binary_expression): Use valid_gimple_expression_p
584 to validate the simplification.
585 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
587 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
589 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
590 DWARF2_DEBUG on 32 bit target too.
591 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
593 2007-07-11 Nick Clifton <nickc@redhat.com>
595 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
596 version for 64-bit hosts.
598 2007-07-10 David Daney <ddaney@avtrex.com>
600 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
602 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
604 * config/mips/mips.c (mips_expand_synci_loop): New function.
605 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
606 (UNSPEC_RDHWR): Same.
607 (UNSPEC_SYNCI): Same.
609 (clear_cache): New expand.
613 (clear_hazard): Same.
614 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
616 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
617 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
619 2007-07-10 Ian Lance Taylor <iant@google.com>
621 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
624 2007-07-10 David Daney <ddaney@avtrex.com>
626 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
627 * builtins.c (expand_builtin___clear_cache): New function.
628 (expand_builtin): Call expand_builtin___clear_cache for
629 BUILT_IN_CLEAR_CACHE case.
630 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
631 * doc/md.texi (clear_cache): Document new instruction pattern.
632 * testsuite/gcc.dg/builtins-64.c: New test.
634 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
636 * config/cris/cris.md ("movsi"): Fix typo in last change.
638 2007-07-09 Geoffrey Keating <geoffk@apple.com>
641 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
643 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
644 * varasm.c (assemble_start_function): Honor DECL_ALIGN
645 for FUNCTION_DECLs. Don't use align_functions_log if
647 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
648 even for FUNCTION_DECLs.
649 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
651 * tree.h (DECL_ALIGN): Update for new location of 'align'.
652 (DECL_FUNCTION_CODE): Update for new location and name of
654 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
655 (struct tree_decl_common): Move 'align' and 'off_align' out
656 of union, ensure they're still on a 32-bit boundary. Remove
657 other fields in union 'u1'.
658 (struct tree_function_decl): Add field 'function_code' replacing
659 'u1.f' in tree_decl_common.
660 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
661 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
662 (Variable Attributes): Cross-reference 'aligned' attribute
663 to Function Attributes.
664 * flags.h (force_align_functions_log): Delete.
665 * toplev.c (force_align_functions_log): Delete.
667 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
670 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
671 (*vec_concatv2di_rex): New insn pattern.
673 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
676 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
678 2007-07-10 Ian Lance Taylor <iant@google.com>
680 Replace no_new_pseudos in backends.
681 * rtl.h (can_create_pseudo_p): Define.
682 * config/darwin.c (machopic_indirect_data_reference): Use
683 can_create_pseudo_p () instead of no_new_pseudos.
684 (machopic_indirect_data_reference): Likewise.
685 (machopic_legitimize_pic_address): Likewise.
686 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
687 (alpha_emit_set_const_1): Likewise.
688 (alpha_emit_set_const): Likewise.
689 (alpha_emit_conditional_move): Likewise.
690 (alpha_split_conditional_move): Likewise.
691 * config/alpha/alpha.md (various splitters): Likewise.
693 * config/arm/arm.c (legitimize_pic_address): Likewise.
694 (arm_load_pic_register): Likewise.
695 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
696 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
697 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
698 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
699 * config/cris/cris.md (movsi): Likewise.
700 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
701 (symGOTOFF2reg_hilo): Likewise.
702 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
703 * config/h8300/h8300.md (insv, extzv): Likewise.
704 * config/i386/i386.c (ix86_expand_move): Likewise.
705 (ix86_expand_vector_move): Likewise.
706 (ix86_prepare_fp_compare_args): Likewise.
707 (ix86_expand_carry_flag_compare): Likewise.
708 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
709 (tls_dynamic_gnu2_combine_32): Likewise.
710 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
711 * config/ia64/ia64.c (ia64_expand_move): Likewise.
712 (ia64_expand_movxf_movrf): Likewise.
713 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
714 (m32c_split_move): Likewise.
715 (m32c_expand_insv): Likewise.
716 * config/m68k/m68k.md (movsi): Likewise.
717 * config/mips/mips.c (mips_force_temporary): Likewise.
718 (mips_split_symbol): Likewise.
719 (mips_move_integer): Likewise.
720 (mips_legitimize_const_move): Likewise.
721 * config/mn10300/mn10300.md (movsi): Likewise.
722 * config/pa/pa.c (emit_move_sequence): Likewise.
723 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
724 (rs6000_got_register): Likewise.
725 (create_TOC_reference): Likewise.
726 (rs6000_machopic_legitimize_pic_address): Likewise.
727 * config/rs6000/rs6000.md (add<mode>3): Likewise.
728 (various splitters): Likewise.
729 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
730 (movsi_got): Likewise.
731 * config/s390/s390.c (emit_symbolic_move): Likewise.
732 * config/s390/s390.md (movhi, movqi): Likewise.
733 (load_multiple, store_multiple): Likewise.
734 * config/score/score.c (score_force_temporary): Likewise.
735 * config/sh/sh.c (prepare_move_operands): Likewise.
736 (prepare_cbranch_operands): Likewise.
737 (emit_fpu_switch): Likewise.
738 (fpscr_set_from_mem): Likewise.
739 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
740 (adddi3, subsi3): Likewise.
741 (various splitters): Likewise.
742 (divsi_inv_fp_combine): Likewise.
743 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
744 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
746 * config/sh/predicates.md (xor_operand): Likewise.
747 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
748 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
749 (movdi_pic_label_ref): Likewise.
750 * config/spu/spu.c (spu_split_immediate): Likewise.
751 * config/alpha/alpha.md (various splitters): Remove test
752 !no_new_pseudos || reload_completed.
753 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
755 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
756 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
757 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
758 * config/score/score.c (th_output_mi_thunk): Likewise.
759 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
760 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
762 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
764 PR rtl-optimization/32664
765 * mode-switching.c (create_pre_exit): Skip barrier insns.
767 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
769 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
770 force_gimple_operand_bsi.
771 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
772 rewrite_use_compare): Ditto.
773 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
775 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
776 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
777 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
778 * tree-profile.c (prepare_instrumented_value,
779 tree_gen_interval_profiler, tree_gen_pow2_profiler,
780 tree_gen_one_value_profiler, tree_gen_ic_profiler,
781 tree_gen_ic_func_profiler, tree_gen_average_profiler,
782 tree_gen_ior_profiler): Ditto.
783 * tree-ssa-reassoc.c (negate_value): Ditto.
784 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
785 Use force_gimple_operand_bsi.
786 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
787 * tree-if-conv.c (add_to_dst_predicate_list,
788 find_phi_replacement_condition): Ditto.
789 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
790 Call mark_symbols_for_renaming for new statements.
791 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
793 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
795 * cfghooks.c (remove_edge): New function.
796 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
798 * cfghooks.h (remove_edge): Declare.
799 * cfg.c (remove_edge): Renamed to remove_edge_raw.
800 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
802 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
804 * optabs.h: Added declaration for signbit_optab.
805 * optabs.c: (init_optabs): Added initialization for signbit_optab.
806 * genoptinit.c (optabs): Added entry for signbit insns.
807 * builtins.c (expand_builtin_signbit): Added code to use a signbit
809 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
810 * config/s390/s390.md (signbit<mode>2): New expander.
812 2007-07-09 Richard Guenther <rguenther@suse.de>
815 * fold-const.c (fold_plusminus_mult_expr): Move constant
816 arguments second to allow decomposing.
818 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
821 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
823 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
824 Disregard DECL_FROM_INLINE.
826 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
829 * doc/invoke.texi: Add ftree-reassoc flag.
830 * common.opt (ftree-reassoc): New flag.
831 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
832 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
834 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
836 PR tree-optimization/32681
837 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
838 saved in second_edge->aux when first_bb is a loop header.
840 2007-07-09 Jan HUbicka <jh@suse.cz>
842 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
844 2007-07-09 Richard Guenther <rguenther@suse.de>
846 * c-decl.c (start_function): Do not promote return type.
848 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
850 * function.c (do_warn_unused_parameter): Do not warn if
851 TREE_NO_WARNING is set.
853 2007-07-08 Andreas Schwab <schwab@suse.de>
855 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
857 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
860 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
862 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
863 apply to assembly language, too.
864 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
866 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
868 Revert (note the sccvn portions are *not* reverted)
869 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
871 Fix PR tree-optimization/23488
873 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
875 * tree-flow-inline.h (get_value_handle): Ditto.
876 * tree-ssa-pre.c (decl_vh_map): New.
877 (decl_node_pool): New.
878 (can_value_number_operation): Support DECL_P.
879 (can_PRE_operation): Ditto.
880 (create_expression_by_pieces): Ditto.
881 (find_existing_value_expr): Modify to differnetiate between
882 addressing and top level.
883 (create_value_handle_for_expr): Handle DECL's.
884 (poolify_tree): Ditto.
885 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
886 (make_values_for_stmt): Handle DECL's properly.
887 (init_pre): Reorg to not init useless things during FRE.
889 * tree-flow.h: Include pointer-set.h.
890 (decl_vh_map): Declare.
891 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
893 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
895 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
896 the constraint description.
897 * doc/md.texi: Update documentation of AVR constraints.
899 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
901 * auto-inc-dec.c, config/arm/arm.c,
902 config/m32r/constraints.md, config/mips/mips.md,
903 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
904 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
905 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
906 typos. Follow spelling conventions.
907 * doc/invoke.texi, doc/rtl.texi: Fix typos.
909 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
910 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
912 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
913 realloc_vuse): Remove.
914 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
917 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
919 Fix PR tree-optimization/23488
921 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
922 (try_to_simplify): Ditto.
924 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
926 * tree-flow-inline.h (get_value_handle): Ditto.
927 * tree-ssa-pre.c (decl_vh_map): New.
928 (decl_node_pool): New.
929 (can_value_number_operation): Support DECL_P.
930 (can_PRE_operation): Ditto.
931 (create_expression_by_pieces): Ditto.
932 (find_existing_value_expr): Modify to differnetiate between
933 addressing and top level.
934 (create_value_handle_for_expr): Handle DECL's.
935 (poolify_tree): Ditto.
936 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
937 (make_values_for_stmt): Handle DECL's properly.
938 (init_pre): Reorg to not init useless things during FRE.
940 * tree-flow.h: Include pointer-set.h.
941 (decl_vh_map): Declare.
942 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
944 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
946 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
947 apply to assembly language, too.
948 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
950 2007-07-06 Ian Lance Taylor <iant@google.com>
951 Zack Weinberg <zackw@panix.com>
954 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
956 2007-07-06 Richard Sandiford <richard@codesourcery.com>
958 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
959 (prefetch): Likewise if "pref" would be used.
961 2007-07-06 Josh Conner <jconner@apple.com>
965 * calls.c (store_one_arg): Handle arguments which are partially
966 on the stack when detecting argument overlap.
968 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
970 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
971 chosen during find_reloads.
973 2007-07-06 Richard Guenther <rguenther@suse.de>
975 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
976 TYPE_ARG_TYPES for verification of argument types. Use
977 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
978 parameters as variable arguments.
980 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
982 * libgcc2.h (word_type): Type definition removed.
983 (cmp_return_type, shift_count_type): Type definitions added.
984 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
985 replaced with shift_count_type.
986 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
988 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
989 changed from word_type to Wtype.
990 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
991 replaced with shift_count_type.
992 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
994 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
995 and libgcc_shift_count attribute added.
996 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
997 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
998 (TARGET_INITIALIZER): New target hooks added.
999 * targhooks.c (default_libgcc_cmp_return_mode,
1000 default_libgcc_shift_count_mode): Default implementations for the new
1002 * targhooks.h (default_libgcc_cmp_return_mode,
1003 default_libgcc_shift_count_mode): Function prototypes added.
1004 * target.h (struct gcc_target): Fields for the new target hooks added.
1005 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
1007 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
1010 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
1011 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
1013 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
1014 s390_libgcc_shift_count_mode): Functions added.
1015 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
1016 Target hooks defined.
1018 2007-07-06 Richard Sandiford <richard@codesourcery.com>
1020 * config/mips/mips.c (compute_frame_size): Restore the original
1021 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
1022 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
1023 Document why the difference is needed.
1025 2007-07-06 Richard Guenther <rguenther@suse.de>
1027 * c-common.c (boolean_increment): Use correctly typed
1030 2007-07-06 Richard Sandiford <richard@codesourcery.com>
1032 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
1033 the topmost argument register is not also included in the save mask.
1034 (mips16e_collect_argument_save_p): Take a pointer to the argument
1035 register, rather than a pointer to the number of arguments.
1036 (mips16e_collect_argument_saves): Only include argument saves
1037 that aren't in the register mask.
1039 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
1041 PR rtl-optimization/32450
1042 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
1043 to ensure that instructions are not moved into the prologue when
1044 profiling is on. Remove unused prologue_end variable.
1045 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
1046 as a scheduling barrier.
1048 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
1051 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
1052 Disregard DECL_FROM_INLINE.
1054 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
1056 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
1057 IORing with a constant.
1059 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
1061 PR rtl-optimization/32475
1062 * df-scan.c (df_def_record_1): Add a use of the stack pointer
1063 for every definition of the stack pointer.
1065 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
1067 * arm.c (vfp3_const_double_index): Copy signed results of
1068 REAL_VALUE_TO_INT into unsigned vars.
1070 2007-07-05 Richard Guenther <rguenther@suse.de>
1073 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
1075 * tree-ssa.c (useless_type_conversion_p): Check canonical
1078 2007-07-05 Anatoly Sokolov <aesok@post.ru>
1080 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
1081 zero_extendhisi2): Change to define_insn_and_split.
1082 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
1084 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
1086 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
1087 pass_match_asm_constraints): New.
1088 * passes.c (init_optimization_passes): Add new pass.
1089 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
1090 * function.h (struct function): Add has_asm_statement bit.
1091 (current_function_has_asm_statement): New.
1092 * tree-pass.h (pass_match_asm_constraints): New.
1094 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
1096 * config/mips/mips.c (mips_file_start): Avoid declaration
1099 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
1101 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
1103 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
1105 * rtl.def (NOTE): Change print format string to print
1106 operand 5 as a note insn name.
1108 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
1109 David Ung <davidu@mips.com>
1111 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
1112 * doc/invoke.texi: (MIPS Options): Document them.
1114 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
1115 David Ung <davidu@mips.com>
1117 Add support for SmartMIPS ASE.
1119 * optabs.c (expand_binop_directly): New, broken out from...
1120 (expand_binop): Here. Make it try rotating in the other
1121 direction even when the second operand isn't constant.
1122 * config/mips/mips.md (*lwxs): New.
1123 * config/mips/mips.opt (msmartmips): New.
1124 * config/mips/mips.c (mips_lwxs_address_p): New.
1125 (mips_rtx_costs): Make it recognize scaled indexed addressing.
1126 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
1127 __mips_smartmips when compiling for TARGET_SMARTMIPS.
1128 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
1129 (ISA_HAS_LWXS): New.
1130 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
1131 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
1132 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
1133 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
1134 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
1135 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
1136 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
1138 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
1140 * tree-vectorizer.c (new_loop_vec_info): Initialize
1141 LOOP_VINFO_COST_MODEL_MIN_ITERS.
1142 * tree-vectorizer.h (_loop_vec_info): Added new filed
1143 min_profitable_iters.
1144 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
1145 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
1146 * tree-vect-analyze.c (vect_analyze_operations): Set
1147 LOOP_VINFO_COST_MODEL_MIN_ITERS.
1148 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
1149 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
1150 Fix calculation of peel_iters_prologue. Move consideration of epilogue
1151 and prologue cost to after they are computed.
1152 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
1154 (vect_model_simple_cost): Takes additional argument dt. Consider cost
1155 of creating vectors from scalars according to dt.
1156 (vect_model_store_cost): Likewise.
1157 (vectorizable_call): Use dt array instead of scalar dt. Call
1158 vect_model_simple_cost with additional argument dt.
1159 (vectorizable_assignment): Likewise.
1160 (vectorizable_operation): Likewise.
1161 (vectorizable_type_demotion): Likewise.
1162 (vectorizable_type_promotion): Likewise.
1163 (vectorizable_store): Use dt array instead of scalar dt. Call
1164 vect_model_store_cost with additional argument dt.
1165 (vect_do_peeling_for_loop_bound): Don't call
1166 vect_estimate_min_profitable_iters. Instead, lookup
1167 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
1168 "may not be profitable".
1170 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
1173 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
1174 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
1175 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
1176 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
1178 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
1180 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
1181 addressing modes cheaper.
1183 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
1185 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
1186 (dw_ranges_struct): Rename block_num to num. Adjust.
1187 (dw_ranges_by_label_struct): New.
1188 (ranges_by_label, ranges_by_label_allocated,
1189 ranges_by_label_in_use): New variables.
1190 (add_ranges_num): Factored most of the code out of...
1191 (add_ranges): ... this one. Rewrite in terms of the former.
1192 (add_ranges_by_labels): New.
1193 (output_ranges): Output by-label ranges.
1194 (dwarf2out_finish): Output range for multiple-section
1195 compile_unit. Output standard DW_AT_low_pc in addition to
1196 unexpected DW_AT_entry_pc.
1198 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
1200 PR tree-optimization/32604
1201 PR tree-optimization/32606
1203 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
1204 (compute_antic_safe): Removed.
1205 (ANTIC_SAFE_LOADS): Ditto.
1206 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
1207 (execute_pre): Don't call compute_antic_safe.
1208 (vuse_equiv): New function.
1209 (make_values_for_stmt): Use it
1210 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
1213 2007-07-04 Anatoly Sokolov <aesok@post.ru>
1216 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
1218 (avr_attribute_table): Make "naked" attribute apply to function types
1219 rather than to decls.
1220 (avr_handle_fntype_attribute): New function.
1222 2007-07-04 Joseph Myers <joseph@codesourcery.com>
1224 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
1227 2007-07-04 David Ung <davidu@mips.com>
1228 Joseph Myers <joseph@codesourcery.com>
1230 * config/mips/mips.md (type): Add logical, signext and move.
1231 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
1232 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
1233 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
1234 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
1235 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
1236 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
1237 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
1238 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
1239 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
1240 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
1241 movv2sf_hardfloat_64bit): Use the new types.
1242 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
1243 *movdf_softfloat, *movdf_mips16): Use "multi".
1244 (extendqihi2): Replace with a define_expand.
1245 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
1246 Based on extend<SHORT:mode><GPR:mode>2 patterns.
1247 * config/mips/74k.md (r74k_int_logical): New reservation and
1249 (r74k_int_arith): Remove "slt".
1250 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
1251 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
1252 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
1253 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
1254 reservations for "arith".
1256 2007-07-04 Richard Guenther <rguenther@suse.de>
1258 * tree-ssa.c (useless_type_conversion_p): Add handling for
1259 scalar float and vector types. Only call the types_compatible_p
1260 langhook for aggregate types as last resort. Follow the
1263 2007-07-04 Richard Guenther <rguenther@suse.de>
1265 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
1266 the same as NOP_EXPR.
1268 2007-07-04 Nick Clifton <nickc@redhat.com>
1270 * target.h (struct gcc_target): Add target_help field.
1271 * target-def.h (TARGET_HELP): New.
1272 (TARGET_INITIALIZER): Use TARGET_HELP.
1273 * opts.c (command_handle_option): Invoke target_help function, if
1274 defined, when the user has specified --target-help on the command
1276 * doc/invoke.texi: Mention that --target-help might print
1277 additional information.
1278 * doc/tm.texi: Document TARGET_HELP hook.
1280 * arm.c (TARGET_HELP): Override default definition.
1281 (arm_target_help): New - display a wrapped list of cores and
1282 architectures supported.
1284 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
1286 * config/gcc/v850/v850.c (expand_prologue): Make sure
1287 GEN_INT() argument is sign extended rather than zero extended.
1288 (expand_epilogue): Likewise.
1289 (output_move_double): Delete.
1290 * config/gcc/v850/v850-protos.h (output_move_double): Delete.
1291 * config/gcc/v850/v850.md (movdi): Delete.
1292 (*movdi_internal): Delete.
1294 (*movdf_internal): Delete.
1296 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1298 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
1299 unless compiling RTP PIC.
1301 2007-07-04 Richard Guenther <rguenther@suse.de>
1303 PR tree-optimization/32482
1304 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
1305 original ssa name if we didn't find a shift expression.
1306 Fix shift constant for bit zero test.
1308 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1310 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
1312 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1314 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
1315 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
1316 * config/arm/vxworks.h (ASM_SPEC): Delete.
1317 (SUBTARGET_EXTRA_ASM_SPEC): Define.
1319 2007-07-04 Sebastian Pop <sebpop@gmail.com>
1321 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
1322 (DDR_REVERSED_P): New.
1323 * tree-data-ref.c (initialize_data_dependence_relation,
1324 build_classic_dist_vector): Set DDR_REVERSED_P.
1326 2007-07-04 Sebastian Pop <sebpop@gmail.com>
1329 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
1330 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
1331 init_omega_for_ddr_1): Use non conservative number of iterations
1333 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
1334 (analyze_siv_subscript): Remove FIXME and reinitialization of
1335 last_conflicts to chrec_dont_know.
1336 * testsuite/gfortran.dg/vect/pr32457.f90: New.
1338 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
1340 * tree.c (maybe_canonicalize_argtypes): Improve description.
1342 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
1344 * tree.c (maybe_canonicalize_argtypes): New.
1345 (build_function_type): Set canonical type.
1346 (build_method_type_directly): Ditto.
1347 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
1350 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1352 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
1354 (rewrite_use_nonlinear_expr): Likewise.
1356 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
1358 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
1360 2007-07-04 Ben Elliston <bje@au.ibm.com>
1362 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
1365 * c-objc-common.c (c_types_compatible_p): Fix indentation.
1367 * doc/tm.texi (Run-time Target): Capitalise "CPU".
1368 (Exception Handling): Likewise.
1370 2007-07-03 Jan Hubicka <jh@suse.cz>
1372 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
1374 2007-07-03 Eric Christopher <echristo@apple.com>
1376 * doc/cppopts.texi: Add conflicting option note to -dM.
1377 * doc/invoke.texi: Add note about possible conflicts with
1378 -E for -dCHARS and note that -dM will not produce
1379 any results if there is no machine dependent reorg.
1381 2007-07-03 Geoffrey Keating <geoffk@apple.com>
1383 * tree.h (DECL_ALIGN): Back out previous change.
1385 2007-07-03 Joseph Myers <joseph@codesourcery.com>
1387 * configure.ac: Test for .dtprelword support on MIPS.
1388 * configure, config.in: Regenerate.
1389 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
1390 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
1392 2007-07-03 Julian Brown <julian@codesourcery.com>
1394 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
1395 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
1396 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
1397 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
1399 (all_fpus): Add FPUTYPE_VFP3.
1400 (fp_model_for_fpu): Add VFPv3 field.
1401 (arm_rtx_costs_1): Give cost to VFPv3 constants.
1402 (vfp3_const_double_index): New function. Return integer index of
1403 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
1405 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
1406 and argument represents a valid RTX for a VFPv3 constant.
1407 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
1409 (vfp_emit_fstmd): Similar, for fstmd.
1410 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
1411 constants, represented as integer indices.
1412 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
1413 VFP_REGNO_OK_FOR_DOUBLE macros.
1414 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
1415 (arm_file_start): Set float-abi attribute for VFPv3, and output
1416 correct ".fpu" assembler directive.
1417 (arm_dbx_register_numbering): Add FIXME.
1418 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
1419 (fputype): Add FPUTYPE_VFP3.
1420 (FIXED_REGISTERS): Add 32 registers for D16-D31.
1421 (CALL_USED_REGISTERS): Likewise.
1422 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
1423 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
1424 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
1425 (D7_VFP_REGNUM): New.
1426 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
1427 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
1428 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
1429 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
1430 (REG_ALLOC_ORDER): Adjust for VFPv3.
1431 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
1432 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
1433 VFP_LO_REGS, VFP_HI_REGS.
1434 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
1435 (IS_VFP_CLASS): Define macro.
1436 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
1438 (REGISTER_MOVE_COST): Likewise.
1439 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
1440 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
1441 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
1442 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
1443 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
1444 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
1445 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
1446 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
1447 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
1448 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
1449 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
1450 where appropriate for single-word registers.
1451 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
1452 As above. Fix type attributes.
1453 * config/arm/constraints.md (register_contraint "t"): Define.
1454 (register_constraint "w"): Change to D0-D15, or D0-D31 for
1456 (register_constraint "x"): Define.
1457 (constraint "Dv"): Define.
1459 2007-07-03 Geoffrey Keating <geoffk@apple.com>
1461 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
1463 2007-07-03 Tom Tromey <tromey@redhat.com>
1465 * c-parser.c (objc_pq_context): Removed.
1466 (objc_need_raw_identifier): Likewise.
1467 (c_parser) <objc_pq_context>: New field.
1468 <objc_need_raw_identifier>: Likewise.
1469 (OBJC_NEED_RAW_IDENTIFIER): Removed.
1470 (c_lex_one_token): Update.
1471 (c_parser_objc_protocol_definition): Update.
1472 (c_parser_objc_method_definition): Update.
1473 (c_parser_objc_methodproto): Update.
1474 (c_parser_declspecs): Update.
1476 2007-07-03 David Ung <davidu@mips.com>
1478 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
1480 2007-07-03 David Ung <davidu@mips.com>
1481 Richard Sandiford <richard@codesourcery.com>
1483 * doc/invoke.texi: Document -march=74kf3_2.
1484 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
1485 (TUNE_74K): Check for it.
1486 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
1487 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
1488 * config/mips/mips.md (cpu): Add 74kf3_2.
1489 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
1490 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
1491 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
1492 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
1493 74kf3_2 to the CPU list.
1494 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
1495 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
1496 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
1497 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
1498 (r74kf3_2_fxfer_from_c1): New insn reservations.
1500 2007-07-03 Richard Sandiford <richard@codesourcery.com>
1501 David Ung <davidu@mips.com>
1503 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
1504 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
1505 and 74k[fx]. Document aliases for the new options.
1506 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
1507 (PROCESSOR_24KF2_1): ...this.
1508 (PROCESSOR_24KX): Rename to...
1509 (PROCESSOR_24KF1_1): ...this.
1510 (PROCESSOR_74KF): Rename to...
1511 (PROCESSOR_74KF2_1): ...this.
1512 (PROCESSOR_74KX): Rename to...
1513 (PROCESSOR_74KF1_1): ...this.
1514 (TUNE_74K): Update PROCESSOR_* names.
1515 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
1516 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
1517 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
1518 (mips_rtx_cost_data): Update processor names in comments.
1519 (mips_issue_rate): Update PROCESSOR_* names.
1520 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
1521 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
1522 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
1523 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
1524 Update cpu attribute names.
1525 (r24k_fpu_iss): Rename this reservation to...
1526 (r24kf2_1_fpu_iss): ...this and update all uses.
1527 (r24kx_fpu_iss): Rename this reservation to...
1528 (r24kf1_1_fpu_iss): ...this and update all uses.
1529 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
1530 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
1531 Update cpu attribute names.
1533 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
1535 * config/m32r/constraints.md: New file.
1536 * config/m32r/m32r.c: Include tm-constrs.h.
1537 (small_data_operand): Use satisfies_constraint_* instead of macro.
1538 (addr24_operand, gen_compare): Likewise.
1539 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
1540 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
1541 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
1542 EXTRA_CONSTRAINT): Likewise.
1543 * config/m32r/m32r.md: Include constraints.md.
1544 (*movsi_insn): Use satisfies_constraint_* instead of macro.
1545 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
1546 * config/m32r/predicates.md (conditional_move_operand): Likewise.
1547 (two_insn_const_operand, int8_operand, uint16_operand,
1548 reg_or_int16_operand, reg_or_uint16_operand,
1549 reg_or_cmp_int16_operand, cmp_int16_operand,
1550 seth_add3_operand): Likewise.
1552 2007-07-03 Eric Christopher <echristo@gmail.com>
1554 * libgcc2.h: Conditionally declare __bswapsi2 and
1557 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
1559 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
1562 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1565 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
1566 (__gthrw_pragma): Provide default definition.
1568 * gthr-posix.c (__gthrw_pragma): Define.
1570 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
1572 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
1573 before declaring inequality.
1575 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
1577 * combine.c (recog_for_combine): Log the success or failure of
1578 matching new insn patterns against the machine description in
1581 2007-07-03 Revital Eres <eres@il.ibm.com>
1583 * ddg.c (print_sccs): New function.
1584 (check_sccs): New function.
1585 (create_ddg_all_sccs): Use it.
1586 * ddg.h (print_sccs): Declare.
1587 * modulo-sched.c (sms_order_nodes): Call print_sccs.
1589 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
1591 * targhooks.h (default_mode_for_suffix): New function declaration.
1592 * targhooks.c (default_mode_for_suffix): New default target hook.
1593 * target.h (struct c): New structure in the targetm struct.
1594 (mode_for_suffix): New target hook as part of struct c.
1595 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
1596 default_mode_for_suffix.
1597 (TARGET_C): New define.
1598 * c-lex.c: Include "target.h".
1599 (interpret_float): Use targetm.c.mode_for_suffix to determine
1600 the mode for a given non-standard suffix.
1601 Makefile.in (c-lex.o): Depend on $(TARGET_H).
1603 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
1604 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
1606 * doc/extend.texi (Floating Types): New node. Document __float80 and
1607 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
1609 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
1612 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
1613 predicate instead of target_operand.
1614 (divsi3_i1_media, divsi3_media_2): Likewise.
1616 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
1618 * tree.h (alias_sets_might_conflict_p): Rename into
1619 alias_sets_must_conflict_p.
1620 * alias.c (alias_sets_might_conflict_p): Likewise.
1621 (alias_sets_conflict_p): Use it.
1622 (objects_must_conflict_p): Likewise.
1623 * c-common.c (strict_aliasing_warning): Adjust.
1625 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
1627 * rtlhooks.c (gen_lowpart_if_possible): Check for
1628 invalid subreg before calling gen_lowpart_SUBREG.
1630 2007-07-02 Geoffrey Keating <geoffk@apple.com>
1632 * config/darwin9.h: Add copyright notice.
1633 (LINK_COMMAND_SPEC): Add comment.
1634 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
1635 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
1636 DARWIN_LIBSYSTEM_HAS_UNWIND.
1638 2007-07-02 Jakub Jelinek <jakub@redhat.com>
1641 * omp-low.c (check_combined_parallel): New function.
1642 (lower_omp_parallel): Call it via walk_stmts, set
1643 OMP_PARALLEL_COMBINED if appropriate.
1644 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
1645 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
1646 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
1647 don't consider it as combined parallel.
1649 2007-07-02 Richard Sandiford <richard@codesourcery.com>
1651 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
1652 (gcc_tooldir): Likewise.
1653 * configure: Regenerate.
1654 * Makefile.in (libsubdir_to_prefix): New variable, based on the
1655 old configure.ac gcc_tooldir setting.
1656 (prefix_to_exec_prefix): New variable.
1657 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
1658 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
1660 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
1662 Fix PR tree-optimization/32583
1663 Fix PR tree-optimization/32584
1664 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
1665 (phi_translate_set): Use phi_translate directly now.
1666 (make_values_for_stmt): Don't value number RHS if we already know
1669 2007-07-02 Steve Ellcey <sje@cup.hp.com>
1670 Jim Wilson <wilson@specifix.com>
1673 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
1676 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
1677 Richard Sandiford <richard@codesourcery.com>
1678 Nigel Stephens <nigel@mips.com>
1680 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
1681 (mips16e_output_save_restore): Declare.
1682 (mips16e_save_restore_pattern_p): Likewise.
1683 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
1684 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
1685 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
1686 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
1687 (BITSET_P): New global macro, extracted from...
1688 (mips_for_each_saved_reg): ...here.
1689 (mips16e_save_restore_info): New struct.
1690 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
1691 (mips16e_save_restore_regs): New variable.
1692 (mips_split_plus, mips16e_find_first_register): New functions.
1693 (mips16e_mask_registers): New function.
1694 (compute_frame_size): Expand the commentary before the function.
1695 Enforce the MIPS16e save and restore register range restrictions.
1696 Pad the general register save area at the low end.
1697 (mips16e_save_restore_reg, mips16e_build_save_restore)
1698 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
1699 (mips16e_output_save_restore, mips16e_collect_propagate_value)
1700 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
1702 (mips_expand_prologue, mips_expand_epilogue): Handle
1703 GENERATE_MIPS16E_SAVE_RESTORE.
1704 * config/mips/mips.md (*mips16e_save_restore): New pattern.
1706 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
1708 PR tree-optimization/31966
1709 PR tree-optimization/32533
1710 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
1711 "basic_block" description as its third argument. Update function
1712 calls to get destination bb from "edge" argument. Save "cond" into
1713 aux field of the edge. Update prototype for changed arguments.
1714 (if_convertible_loop_p): Clear aux field of incoming edges if bb
1716 (find_phi_replacement_condition): Operate on incoming edges, not
1717 on predecessor blocks. If there is a condition saved in the
1718 incoming edge aux field, AND it with incoming bb predicate.
1719 Return source bb of the first edge.
1720 (clean_predicate_lists): Clean aux field of outgoing node edges.
1721 (tree_if_conversion): Do not initialize cond variable. Move
1722 variable declaration into the loop.
1723 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
1724 initializations of new_stmt, arg0 and arg1 variables.
1726 2007-07-02 Jakub Jelinek <jakub@redhat.com>
1728 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
1729 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
1731 2007-07-02 Richard Guenther <rguenther@suse.de>
1733 * tree-ssa.c (useless_type_conversion_p): Document
1734 future intent as defining the middle-end type system.
1735 Re-structure to call langhook last, group by type class,
1736 mark questionable parts.
1738 2007-07-02 Richard Guenther <rguenther@suse.de>
1740 * tree-flow.h (types_compatible_p): Declare.
1741 * tree-ssa.c (types_compatible_p): New function.
1742 * ipa-type-escape.c (discover_unique_type): Use
1743 types_compatible_p instead of lang_hooks.types_compatible_p.
1744 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
1745 * tree-vn.c (expressions_equal_p): Likewise.
1746 * tree.c (fields_compatible_p): Likewise.
1747 * tree-ssa-dom.c (avail_expr_eq): Likewise.
1748 (cprop_operand): Use useless_type_conversion_p instead of
1749 lang_hooks.types_compatible_p.
1750 * tree-inline.c (setup_one_parameter): Likewise.
1751 (declare_return_variable): Likewise.
1752 * tree-nrv.c (tree_nrv): Likewise.
1753 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
1754 (maybe_fold_offset_to_component_ref): Likewise.
1755 (maybe_fold_offset_to_reference): Likewise.
1756 * tree-ssa-copy.c (may_propagate_copy): Likewise.
1757 (merge_alias_info): Likewise.
1758 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
1759 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
1760 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
1761 * tree-tailcall.c (find_tail_calls): Likewise.
1762 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
1763 * gimplify.c (canonicalize_addr_expr): Likewise.
1764 (fold_indirect_ref_rhs): Likewise.
1765 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
1766 (cpt_same_type): Likewise.
1767 (check_pointer_types_r): Swap parameters to cpt_same_type
1769 * fold-const.c (fold_convert): Revert fix for PR15988.
1770 * tree-inline.c (setup_one_parameter): Instead fix it here by
1771 using fold_build1 instead of fold_convert and checking for
1772 error_mark_node. Convert only if the conversion is necessary.
1774 2007-07-02 Joseph Myers <joseph@codesourcery.com>
1776 * configure.ac: Check for .gnu_attribute on Power.
1777 * configure: Regenerate.
1778 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
1779 attribute for floating-point ABI.
1781 2007-07-02 Ira Rosen <irar@il.ibm.com>
1783 PR tree-optimization/32230
1784 PR tree-optimization/32477
1785 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
1786 address is a constant.
1788 2007-07-02 Richard Sandiford <richard@codesourcery.com>
1790 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
1791 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
1792 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
1793 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
1794 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
1795 64-bit targets. Add support for *-elfoabi*.
1796 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
1797 different settings if $(tm_defines) does not select the EABI.
1798 (MULTILIB_EXCLUSIONS): Define in those circumstances.
1799 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
1800 (MIPS_ARCH_OPTION_SPEC): Likewise.
1801 (MIPS_ISA_LEVEL_SPEC): Likewise.
1802 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
1803 * config/mips/elfoabi.h: New file.
1805 2007-07-02 Richard Guenther <rguenther@suse.de>
1807 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
1808 (useless_type_conversion_p): ... this.
1809 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
1810 (useless_type_conversion_p): ... this.
1811 * builtins.c (fold_builtin_memory_op): Rename
1812 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
1813 * tree-cfg.c (verify_expr): Likewise.
1814 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
1815 * tree-ssa-ccp.c (ccp_fold): Likewise.
1816 * tree-ssa-copy.c (may_propagate_copy): Likewise.
1817 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
1818 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
1819 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
1820 * tree-ssa-pre.c (eliminate): Likewise.
1821 * tree-ssa.c (delete_tree_ssa): Likewise.
1822 (tree_ssa_useless_type_conversion): Likewise.
1823 * tree.c (build2_stat): Likewise.
1825 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
1827 Fix PR tree-optimization/32571
1828 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
1831 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
1833 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
1834 and other expected operations explicitly, change default to
1837 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
1839 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
1841 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
1842 (tls_load_dot_plus_eight): Move the label number into the unspec.
1843 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
1845 2007-07-01 Andreas Schwab <schwab@suse.de>
1847 * dwarf2out.c (initial_return_save): Define only if used.
1849 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
1851 Unreverting Richard's Revert of:
1853 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1855 * dce.c (deletable_insn_p_1): New function, split out from...
1856 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1857 specially, not those inside PARALLELs. Remove BODY argument
1858 and adjust recursive call accordingly.
1859 (prescan_insns_for_dce): Update call to delete_insn_p.
1861 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
1862 Revital Eres <eres@il.ibm.com>
1864 * ddg.c (create_ddg_all_sccs): Fix missed
1865 initialization of scc_nodes.
1867 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
1870 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
1871 X + ~X to 1 only for INTEGRAL_TYPE_P type.
1873 2007-06-30 Joseph Myers <joseph@codesourcery.com>
1875 * configure.ac: Check for .gnu_attribute on MIPS.
1876 * configure, config.in: Regenerate.
1877 * config/mips/mips.c (mips_file_start): If supported, output
1878 attribute for floating-point ABI.
1880 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
1883 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
1884 (ffs_cmove): New expander to expand using ctz pattern.
1885 (*ffs_cmove): Remove pattern.
1886 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
1887 (ffsdi2): Expand using ctz pattern.
1888 (*ffs_rex64): Remove pattern.
1890 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1892 PR rtl-optimization/32296
1893 * pa.md (return): Delete pattern.
1894 (return_internal): Remove "(const_int 1)" from pattern.
1895 (epilogue): Use return_internal pattern for trivial returns.
1896 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
1897 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
1899 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1901 * tree-ssa-pre.c (is_exception_related): New function
1902 (can_value_number_operation): Use it.
1904 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1906 Fix PR tree-optimization/32540
1907 Fix PR tree-optimization/31651
1909 * tree-ssa-sccvn.c: New file.
1911 * tree-ssa-sccvn.h: Ditto.
1913 * tree-vn.c: Include tree-ssa-sccvn.h
1914 (val_expr_paid_d): Removed.
1915 (value_table): Ditto.
1916 (vn_compute): Ditto.
1917 (val_expr_pair_hash): Ditto.
1918 (val_expr_pair_expr_eq): Ditto.
1919 (copy_vuses_from_stmt): Ditto.
1922 (shared_vuses_from_stmt): Ditto.
1923 (print_creation_to_file): Moved up.
1924 (sort_vuses): Ditto.
1925 (sort_vuses_heap): Ditto.
1926 (set_value_handle): Make non-static.
1927 (make_value_handle): Ditto.
1928 (vn_add): Rewritten to use sccvn lookups.
1929 (vn_add_with_vuses): Ditto.
1930 (vn_lookup): Ditto (and second argument removed).
1931 (vn_lookup_with_vuses): Ditto.
1932 (vn_lookup_or_add): Ditto (and second argument removed);
1933 (vn_lookup_or_add_with_vuses): Ditto.
1934 (vn_lookup_with_stmt): New.
1935 (vn_lookup_or_add_with_stmt): Ditto.
1936 (create_value_handle_for_expr): Ditto.
1938 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
1939 (seen_during_translate): New function.
1940 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
1941 (phi_trans_add): Ditto.
1942 (constant_expr_p): FIELD_DECL is always constant.
1943 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
1944 Use constant_expr_p.
1945 Avoid infinite recursion on mutually valued expressions.
1946 Change callers of vn_lookup_or_add.
1947 (phi_translate): New function.
1948 (compute_antic_safe): Allow phi nodes.
1949 (create_component_ref_by_pieces): Update for FIELD_DECL change.
1950 (find_or_generate_expression): Rewrite slightly.
1951 (create_expression_by_pieces): Updated for vn_lookup_or_add
1953 Update VN_INFO for new names.
1954 (insert_into_preds_of_block): Update for new names.
1955 (add_to_exp_gen): New function.
1956 (add_to_sets): Use vn_lookup_or_add_with_stmt.
1957 (find_existing_value_expr): Rewrite to changed vn_lookup.
1958 (create_value_expr_from): Ditto, and use add_to_exp_gen.
1959 (try_look_through_load): Removed.
1960 (try_combine_conversion): Ditto.
1961 (get_sccvn_value): New function.
1962 (make_values_for_phi): Ditto.
1963 (make_values_for_stmt): Ditto.
1964 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
1966 (init_pre): Update for SCCVN changes.
1968 (execute_pre): Ditto.
1970 * tree-flow.h (make_value_handle): Declare.
1971 (set_value_handle): Ditto.
1972 (sort_vuses_heap): Ditto.
1973 (vn_lookup_or_add_with_stmt): Ditto.
1974 (vn_lookup_with_stmt): Ditto.
1975 (vn_compute): Remove.
1978 (vn_lookup): Update arguments.
1980 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
1982 (tree-ssa-sccvn.o): New.
1983 (OBJS-common): Add tree-ssa-sccvn.o
1985 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1988 * c-typeck.c (build_external_ref): Don't mark as used if called
1990 * calls.c (rtx_for_function_call): Likewise.
1992 2007-06-30 Richard Sandiford <richard@codesourcery.com>
1996 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1998 * dce.c (deletable_insn_p_1): New function, split out from...
1999 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
2000 specially, not those inside PARALLELs. Remove BODY argument
2001 and adjust recursive call accordingly.
2002 (prescan_insns_for_dce): Update call to delete_insn_p.
2004 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
2006 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
2007 (try_combine): Move potential calls to undo_all() so they happen
2008 before we commit to using the combined insns.
2010 2006-06-30 Jan Hubicka <jh@suse.cz>
2012 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
2015 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
2017 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
2018 (cgraph_remove_unreachable_nodes): Likewise.
2019 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
2020 * ipa-inline.c (update_caller_keys): Cast according to the coding
2022 (cgraph_decide_recursive_inlining): Likewise.
2023 (cgraph_decide_inlining_of_small_function): Likewise.
2024 (try_inline): Likewise.
2025 (cgraph_decide_inlining_incrementally): Likewise.
2026 * ipa-pure-const.c (get_function_state): Likewise.
2027 (scan_function): Likewise.
2028 (analyze_function): Likewise.
2029 (static_execute): Likewise.
2030 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
2031 (merge_callee_local_info): Likewise.
2032 (analyze_function): Use type safe memory macros.
2033 (static_execute): Likewise. Cast according to the coding conventions.
2034 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
2036 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
2038 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
2039 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
2042 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
2045 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
2046 for complex modes (both int and real).
2048 2007-06-29 Jan Hubicka <jh@suse.cz>
2050 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
2052 2007-06-29 Jan Hubicka <jh@suse.cz>
2055 * cse.c (cse_insn): Avoid invalid sharing in between register note and
2058 2007-06-29 Anatoly Sokolov <aesok@post.ru>
2061 * config/avr/avr.c: Include dataflow header file.
2062 (expand_prologue): Adjust for prologue insn change.
2063 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
2066 2007-06-29 Richard Guenther <rguenther@suse.de>
2069 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
2070 during type verification.
2072 2007-06-29 Jan Hubicka <jh@suse.cz>
2074 * recog.c (validate_change_rtx_1): Unshare TO argument.
2076 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
2078 PR tree-optimization/24659
2079 * tree-vect-transform.c (vectorizable_call): Handle
2080 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
2082 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
2083 * config/i386/i386.c (enum ix86_builtins)
2084 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
2085 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
2087 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
2088 const using def_builtin_const.
2089 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
2090 input operands in the same modes as the result.
2091 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
2093 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
2095 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
2096 (df_set_dead_notes_for_mw): Likewise.
2098 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
2100 * c-common.c (pointer_int_sum): Do the negation in sizetype.
2102 2007-06-28 DJ Delorie <dj@redhat.com>
2104 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
2106 2007-06-28 Geoffrey Keating <geoffk@apple.com>
2108 * doc/invoke.texi (C++ Dialect Options): Document
2109 fvisibility-ms-compat.
2110 * c.opt (fvisibility-ms-compat): New.
2112 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2115 * tree-affine.c (aff_combination_add_elt): Handle
2116 pointer addition specially.
2118 2007-06-28 Jakub Jelinek <jakub@redhat.com>
2120 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
2121 decl is non-external for AIX ABI.
2123 2007-06-28 David Edelsohn <edelsohn@gnu.org>
2125 * config/rs6000/predicates.md (current_file_function_operand):
2126 Ensure the symbol is non-external for AIX ABI.
2128 2007-06-28 Nick Clifton <nickc@redhat.com>
2130 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
2131 (fdce, fdse, fpredictive-commoning): Likewise.
2133 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2136 * gcc.c (process_command): Recognize the new -static-libgfortran
2139 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
2142 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
2143 Use a call clobbered hard reg instead of a pseudo reg.
2145 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
2147 * config/sh/sh.md (load_gbr): Use correct operand constraint.
2149 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
2152 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
2153 REG_LIBCALL and REG_RETVAL notes.
2154 (divsi3, mulsi3): Likewise.
2155 (mulhisi3): Likewise. Use emit_libcall_block.
2156 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
2158 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
2160 PR rtl-optimization/32481
2161 * combine.c (adjust_for_new_dest): Rescan the changed insn.
2163 2007-06-27 Richard Sandiford <richard@codesourcery.com>
2165 * dce.c (deletable_insn_p_1): New function, split out from...
2166 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
2167 specially, not those inside PARALLELs. Remove BODY argument
2168 and adjust recursive call accordingly.
2169 (prescan_insns_for_dce): Update call to delete_insn_p.
2171 2007-06-27 Richard Guenther <rguenther@suse.de>
2174 * tree.h (fold_convertible_p): Declare.
2175 * fold-const.c (fold_convertible_p): New function.
2176 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
2177 instead of lang_hooks.types_compatible_p.
2179 2007-06-26 Jan Hubicka <jh@suse.cz>
2181 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
2182 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
2183 early use validate_unshare_change.
2184 (reload_combine): Likewise.
2185 * recog.c (change_t): New field unshare.
2186 (validate_change_1): Rename from validate_change; add argument unshare.
2187 (validate_change): Turn into wrapper of validate_change_1; update
2188 prototype for bools.
2189 (validate_unshare_change): New.
2190 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
2191 calls of df_insn_rescan.
2192 * recog.h (validate_change): Replace ints by bools.
2193 (validate_unshare_change): Declare.
2195 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
2197 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
2199 2007-06-26 Steve Ellcey <sje@cup.hp.com>
2201 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
2203 2007-06-25 Jan Hubicka <jh@suse.cz>
2205 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
2207 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
2208 cgraph_decide_inlining_incrementally): Move uninlinability checks to
2209 places other call site specific checks are performed.
2211 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2214 * tree-vect-transform.c (vectorizable_operation): Convert
2215 POINTER_PLUS_EXPR over to PLUS_EXPR.
2217 2007-06-25 Chao-ying Fu <fu@mips.com>
2219 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
2220 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
2221 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
2222 Document GET_MODE_IBIT, and GET_MODE_FBIT.
2224 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
2225 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2226 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
2227 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
2228 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
2229 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
2230 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
2231 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
2232 ALL_FIXED_POINT_MODE_P): New define.
2233 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2235 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
2237 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
2238 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2239 MODE_VECTOR_UACCUM): New mode classes.
2241 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
2242 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
2243 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
2246 * genmodes.c (struct mode_data): Add ibit and fbit fields.
2247 (blank_mode): Initialize ibit and fbit.
2248 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
2249 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2251 (new_adjust): Change required_class to required_class_from and
2252 required_class_to for testing within a range.
2253 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2254 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2256 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
2257 (make_fixed_point_mode): New.
2258 (_ADD_ADJUST): Change C to C1 and C2.
2259 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
2260 use a range for machine classes.
2261 (ADJUST_IBIT, ADJUST_FBIT): New.
2262 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
2264 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
2265 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2266 Emit adjustment for ibit and fbit.
2267 (emit_mode_ibit, emit_mode_fbit): New.
2268 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
2270 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
2272 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
2273 as the source of the set.
2275 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
2277 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
2278 FP_REGNO_P): Use IN_RANGE.
2279 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
2280 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
2281 (DATA_REG_P): Use DATA_REGNO_P.
2282 (FP_REG_P): Use FP_REGNO_P.
2283 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
2284 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
2285 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
2287 2007-06-24 Jan Hubicka <jh@suse.cz>
2290 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
2292 2007-06-24 Sebastian Pop <sebpop@gmail.com>
2295 * fold-const.c (fold_binary): Strip nops of operand 0
2296 of BIT_NOT_EXPR before calling operand_equal_p.
2297 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
2298 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
2300 2007-06-23 Mark Mitchell <mark@codesourcery.com>
2302 * doc/extend.texi: Document that dllimport and dllexport imply
2304 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
2305 imported or exported declaration, including type declarations.
2306 * c-common.c (handle_visibility_attribute): Check for conflicts
2307 with dllimport/dllexport.
2308 (c_determine_visibility): Handle dllimport/dllexport as an
2309 explicit visibility atttribute.
2311 2007-06-23 Richard Guenther <rguenther@suse.de>
2313 PR tree-optimization/16876
2315 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
2317 * tree-inline.c (initialize_inlined_parameters): Do not call
2318 lang_hooks.tree_inlining.convert_parm_for_inlining.
2319 * cgraphbuild.c (initialize_inline_failed): Set inline failed
2320 reason for mismatched types.
2321 * gimplify.c (gimplify_call_expr): Verify the call expression
2322 arguments match the called function type signature. Otherwise
2323 mark the call expression to be not considered for inlining
2324 using CALL_CANNOT_INLINE_P flag.
2325 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
2326 edges call expression.
2327 (cgraph_decide_inlining_of_small_function): Likewise.
2328 (cgraph_decide_inlining): Likewise.
2329 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
2331 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
2332 * c-typeck.c (c_convert_parm_for_inlining): Remove.
2333 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
2335 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
2336 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
2338 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
2339 convert_parm_for_inlining member.
2341 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
2344 * arm.md (negscc): Match the correct operand for optimized LT0 test.
2345 Remove optimization for GT.
2347 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
2350 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
2352 (prescan_insns_for_dce): Add extra parameter.
2354 2007-06-23 Jan Hubicka <jh@suse.cz>
2357 * gimplify.c (mark_addressable): New function.
2358 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
2360 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2363 * expr.c (store_constructor): Do not clobber non-zeroed memory.
2365 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2368 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
2369 moves between MMX/SSE registers to at least 8 units to prevent
2370 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
2372 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2374 * config/i386/i386.c (override_options): Correct x86_sahf
2377 2007-06-21 David Daney <ddaney@avtrex.com>
2380 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
2381 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
2382 (exception_receiver): Renamed to ...
2383 (nonlocal_goto_receiver): ... this.
2385 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
2387 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
2388 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
2389 partial register accesses.
2391 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
2393 * fold-const.c (debug_fold_checksum): Move it under
2394 ENABLE_FOLD_CHECKING.
2396 2007-06-21 Sebastian Pop <sebpop@gmail.com>
2399 * tree.h (debug_fold_checksum): Declared.
2400 * fold-const.c (build_fold_addr_expr_with_type_1): New.
2401 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
2402 build_fold_addr_expr_with_type_1.
2403 (fold_addr_expr, debug_fold_checksum): New.
2404 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
2405 (fold_unary, fold_comparison, split_address_to_core_and_offset):
2408 2007-06-21 Sebastian Pop <sebpop@gmail.com>
2410 PR tree-optimization/19590
2411 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
2412 of scev is a constant.
2413 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
2415 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2417 * df-problems.c (df_note_bb_compute): Made computation of live
2418 info consistent with df_lr.
2420 2007-06-21 Richard Guenther <rguenther@suse.de>
2422 PR tree-optimization/32453
2423 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
2424 for pointer anti-range.
2426 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
2428 * config/i386/i386.c (processor_target_table): Increase maximum
2429 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
2432 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
2433 byte alignment if > 8 byte alignment is preferred.
2434 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
2436 2007-06-21 Jakub Jelinek <jakub@redhat.com>
2438 PR tree-optimization/31866
2439 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
2440 if ASM_EXPR's input is not a SSA_NAME.
2443 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
2444 but decl is a global var, instead return decl.
2445 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
2446 even for is_global_var decls, if they are private in some outer
2449 2007-06-21 Richard Guenther <rguenther@suse.de>
2451 PR tree-optimization/32451
2452 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
2454 2007-06-21 Christian Bruel <christian.bruel@st.com>
2456 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
2457 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
2458 (push_regs): Changed saving order or banked registers.
2459 (sh_expand_epilogue): Likewise.
2460 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
2461 (FIRST_BANKED_REG): Likewise.
2462 (LAST_BANKED_REG): Likewise.
2463 * config/sh/sh.md (banked) New attribute.
2464 (in_delay_slot): Check banked attribute.
2466 2007-06-20 Sebastian Pop <sebpop@gmail.com>
2468 PR tree-optimization/32075
2469 * tree-data-ref.c (subscript_dependence_tester_1,
2470 analyze_miv_subscript, analyze_overlapping_iterations,
2471 add_distance_for_zero_overlaps, build_classic_dist_vector,
2472 subscript_dependence_tester_1, analyze_overlapping_iterations,
2473 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
2474 compute_affine_dependence, compute_all_dependences): Pass loop_nest
2475 to evolution_function_is_affine_multivariate_p.
2477 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
2479 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
2481 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
2484 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
2486 * config/m32c/prologue.md (epilogue_exitd_16): New.
2487 (epilogue_reit_16): New.
2488 (epilogue_exitd): Rename to epilogue_exitd_24.
2489 (epilogue_reit): Rename to epilogue_reit_24.
2491 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
2492 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2494 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
2496 * haifa-sched.c (queue_to_ready): Don't requeue next insn
2497 if dbg_cnt (sched_insn) reaches the limit.
2498 (choose_ready): New parameter INSN_PTR and new return value.
2499 (schedule_block): Handle dbg_cnt (sched_insn). Handle
2500 the new return value from choose_ready.
2501 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
2502 (rest_of_handle_global_alloc): New global_alloc_at_func.
2504 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
2506 PR tree-optimization/25737
2507 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
2508 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
2509 * tree-flow.h (struct fieldoff): Add new field alias_set.
2510 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
2511 argument addressable_type. Set alias_set of fieldoff.
2512 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
2513 (create_overlap_variables_for): Pass alias_set from fieldoff to
2515 * alias.c (get_alias_set): Use alias_set from SFT if set.
2517 2007-06-20 Hui-May Chang <hm.chang@apple.com>
2519 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
2520 of a variable as an unsigned HOST_WIDE_INT integer.
2522 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
2524 PR rtl-optimization/32405
2525 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
2527 2007-06-20 Jakub Jelinek <jakub@redhat.com>
2529 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
2532 * builtins.c: Include diagnostic.h.
2533 (expand_builtin_expect): Make gcc_assert more permissive.
2534 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
2537 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
2541 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
2542 if ACCUMULATE_OUTGOING_ARGS.
2544 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2546 * config/m68hc11/m68hc11.c: Include dataflow header file.
2547 (m68hc11_reorg): Port to dataflow.
2549 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2551 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
2552 (struct df_problem.free_blocks_on_set_blocks): New field.
2553 (struct dataflow.optional_p): New field.
2554 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
2555 (df_live_set_all_dirty): New function.
2556 * df-scan.c (df_scan_alloc): Initialize optional_p.
2557 (problem_SCAN): Initialize free_blocks_on_set_blocks.
2558 * df-core.c (df_set_blocks): Removed use of
2559 DF_FIRST_OPTIONAL_PROBLEM. Now uses
2560 df_problem.free_blocks_on_set_blocks to determine which blocks are
2562 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
2563 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
2564 uses dataflow.optional_p to determine if problem should be
2566 (rest_of_handle_df_initialize): Only start live problem if
2568 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
2569 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
2570 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
2571 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
2572 problem_NOTE): Initialize free_blocks_on_set_blocks.
2573 (df_lr_bb_local_compute): Recompute luids if df_live problem is
2575 (df_live_set_all_dirty, df_note_alloc): New function.
2576 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
2578 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
2579 * postreload.c (reload_combine): Ditto.
2580 * cse.c (cse_extended_basic_block): Ditto.
2581 * regmove.c (mark_flags_life_zones): Ditto.
2582 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
2583 erase_matching_seqs): Ditto.
2584 * bt-load.c (compute_defs_uses_and_gen): Ditto.
2585 * integrate (allocate_initial_values): Ditto.
2586 * combine.c (reg_dead_at_p): Ditto.
2587 * resource.c (mark_target_live_regs): Ditto.
2588 * sched-rgn.c (check_live_1, update_live_1): Ditto.
2589 * config/sh/sh.c (find_r0_life_regions): Ditto.
2590 * global.c (rest_of_handle_global_alloc): Only add back df_live
2592 * local-alloc.c (rest_of_handle_local_alloc): Only remove
2594 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
2596 (if_convert): Make sure df_live is there at -O == 1.
2597 (pass_if_after_combine): Cleanup flags.
2598 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
2599 is there at -O == 1.
2601 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
2603 * config/arm/arm.c (arm_get_frame_offsets): Set
2604 offsets->locals_base to avoid negative stack size.
2605 (thumb1_expand_prologue): Assert on negative stack size.
2607 2007-04-19 Sebastian Pop <sebpop@gmail.com>
2609 PR tree-optimization/32367
2610 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
2611 of the chrec has no evolution in that loop.
2612 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
2614 2007-06-19 Bob Wilson <bob.wilson@acm.org>
2616 * config/xtensa/xtensa.c: Include "df.h".
2617 (xtensa_builtin_saveregs): Use adjust_address instead of
2619 (xtensa_va_start): Invoke make_tree with sizetype for
2620 expand_builtin_saveregs and then convert the result to a pointer.
2621 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
2622 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
2623 Subtract argument size from index value as integers and then use
2624 POINTER_PLUS_EXPR to add the result to the array address.
2626 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2629 * config/m32c/m32c.c: Include dataflow header file.
2630 (m32c_emit_prologue): Adjust for prologue insn change.
2631 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
2632 once inside a PARALLEL. Assume frame size passed in operand 0
2633 includes space to save the fb register.
2634 (prologue_enter_24): Likewise.
2635 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
2637 2007-06-19 David Daney <ddaney@avtrex.com
2640 * config/mips/mips.md (cprestore): Mark $gp as used.
2642 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2645 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
2646 (frv_ifcvt_modify_insn): Likewise.
2648 2007-06-19 Richard Guenther <rguenther@suse.de>
2650 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
2651 only handle positive offsets that fit in a HOST_WIDE_INT.
2653 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
2655 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
2656 result of rsqrt insn for zero input argument to avoid NaN.
2658 2007-06-19 Richard Guenther <rguenther@suse.de>
2661 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
2663 2007-06-19 Jakub Jelinek <jakub@redhat.com>
2665 PR tree-optimization/32353
2666 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
2668 2007-06-19 Nick Clifton <nickc@redhat.com>
2670 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
2672 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
2675 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
2676 * config/i386/i386.c (assign_386_stack_local): Assert that
2677 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
2678 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
2679 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
2680 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
2682 2007-06-18 Steve Ellcey <sje@cup.hp.com>
2684 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
2686 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
2688 PR rtl-optimization/32321
2689 * gcse.c (replace_store_insn): Update the note before
2690 calling emit_insn_after.
2692 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
2695 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
2697 * df-problems.c (df_note_bb_compute): Fix dumping info.
2699 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
2701 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
2702 insn with emit_jump_insn.
2704 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
2706 PR tree-optimization/32383
2707 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
2708 * targhooks.h (default_builtin_reciprocal): Update prototype.
2709 * target.h (struct gcc_target): Update builtin_reciprocal.
2710 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
2711 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
2712 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
2713 when fndecl is in BUILT_IN_MD class.
2714 (execute_convert_to_rsqrt): Ditto.
2716 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
2717 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
2718 Convert BUILT_IN_SQRTF code only when md_fn is false.
2720 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
2722 * bt-load.c (move_btr_def): Fix the order of arguments
2723 to validate_replace_rtx.
2725 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
2727 * config/m68k/m68k-devices.def: Add 54450..54455.
2729 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
2731 PR rtl-optimization/32366
2732 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
2733 FLOAT_EXTEND]: Prevent non-scalar modes from entering
2736 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
2739 * modulo-sched (generate_reg_moves): Added rescan parameter and if
2740 this is true, rescan insn being modified.
2741 (sms_schedule): Added rescan parameter.
2742 (rest_of_handle_sms): Moved freeing of dominance info to before
2743 getting out of cfg_layout.
2745 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
2747 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
2748 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
2751 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
2752 FL_CF_EMAC from the entry for isac.
2754 * config/m68k/predicates.md (const_call_operand): Adjust comment.
2755 (const_sibcall_operand): New.
2756 (sibcall_operand): Use it.
2757 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
2758 (m68k_isas): ISAC does not imply FPU or EMAC.
2759 (override_options): Add ISA_C logic for symbolic jump & call.
2761 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2763 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
2764 return mode from the builtin itself.
2765 (sparc_fold_builtin): Fix cast of zero constant.
2767 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
2769 * targhooks.c (default_builtin_reciprocal): New default target hook.
2770 * targhooks.h (default_builtin_reciprocal): Add prototype.
2771 * hooks.c (hook_tree_tree_bool_null): Remove hook.
2772 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
2773 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
2774 default_builtin_reciprocal.
2776 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
2779 * hooks.c (hook_tree_tree_bool_null): New hook.
2780 * hooks.h (hook_tree_tree_bool_null): Add prototype.
2781 * tree-pass.h (pass_convert_to_rsqrt): Declare.
2782 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
2783 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
2784 and convert it to reciprocal a*rfunc(b).
2785 (execute_convert_to_rsqrt): New function.
2786 (gate_convert_to_rsqrt): New function.
2787 (pass_convert_to_rsqrt): New pass definition.
2788 * target.h (struct gcc_target): Add builtin_reciprocal.
2789 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
2790 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
2791 TARGET_BUILTIN_RECIPROCAL.
2792 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
2794 * config/i386/i386.h (TARGET_RECIP): New define.
2795 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
2796 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2797 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2798 and not optimizing for size.
2799 (*rcpsf2_sse): New insn pattern.
2800 (*rsqrtsf2_sse): Ditto.
2801 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
2802 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2803 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2804 and not optimizing for size.
2805 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
2806 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2807 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2808 and not optimizing for size.
2809 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
2810 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2811 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2812 and not optimizing for size.
2813 (*sse_rsqrtv4sf2): Do not export.
2815 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
2816 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2817 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2818 and not optimizing for size.
2820 * config/i386/i386.opt (mrecip): New option.
2821 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
2822 (ix86_emit_swsqrtsf): Ditto.
2823 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
2824 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
2826 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
2827 ix86_expand_unop1_builtin.
2828 (ix86_emit_swdivsf): New function.
2829 (ix86_emit_swsqrtsf): Ditto.
2830 (ix86_builtin_reciprocal): New function.
2831 (TARGET_BUILTIN_RECIPROCAL): Use it.
2832 (ix86_vectorize_builtin_conversion): Rename from
2833 ix86_builtin_conversion.
2834 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
2835 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
2836 "i386 and x86_64 Options" section.
2837 (Intel 386 and AMD x86_64 Options): Document -mrecip.
2839 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2840 Zdenek Dvorak <dvorakz@suse.cz>
2841 Richard Guenther <rguenther@suse.de>
2842 Kaz Kojima <kkojima@gcc.gnu.org>
2844 * tree-vrp.c (compare_values_warnv): Convert val2 to
2846 (extract_range_from_assert): Create
2847 POINTER_PLUS_EXPR for pointer types.
2848 (extract_range_from_binary_expr): Handle
2849 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
2851 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
2852 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
2853 POINTER_PLUS_EXPR as PLUS_EXPR.
2854 (number_of_iterations_lt_to_ne):
2855 For pointer types, use sizetype when
2856 creating MINUS_EXPR/PLUS_EXPRs.
2857 (assert_loop_rolls_lt): For pointer types, use sizetype when
2858 creating MINUS_EXPR/PLUS_EXPRs.
2859 (number_of_iterations_le): Likewise.
2860 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
2861 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
2862 like PLUS_EXPR and MINUS_EXPR.
2863 * tree-pretty-print.c (dump_generic_node): Handle
2865 (op_prio): Likewise.
2866 (op_symbol_1): Likewise.
2867 * optabs.c (optab_for_tree_code): Likewise.
2868 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
2870 * tree-tailcall.c (process_assignment): Mention
2871 POINTER_PLUS_EXPR in a TODO comment.
2872 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
2873 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
2874 not used with a pointer and an integer type.
2875 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
2876 increment using chrec_convert_rhs instead of chrec_convert.
2877 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
2878 PLUS_EXPR except for the right hand side's type will be
2880 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
2881 (fold_used_pointer_cast): Kill.
2882 (pointer_offset_p): Kill.
2883 (fold_used_pointer): Kill.
2884 (pointer_used_p): Kill.
2885 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
2886 call fold_used_pointer.
2887 (instantiate_parameters_1): Convert the increment
2888 using chrec_convert_rhs instead of chrec_convert.
2889 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
2890 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
2891 instead of PLUS_EXPR.
2892 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
2893 PLUS_EXPR for pointers.
2894 (std_gimplify_va_arg_expr): Likewise.
2895 (fold_builtin_memory_op): Likewise.
2896 (fold_builtin_strstr): Likewise.
2897 (fold_builtin_strchr): Likewise.
2898 (fold_builtin_strrchr): Likewise.
2899 (fold_builtin_strpbrk): Likewise.
2900 (expand_builtin_memory_chk): Likewise.
2901 (fold_builtin_memory_chk): Likewise.
2902 (std_expand_builtin_va_start): Use
2903 sizetype for the call to make_tree and then convert
2904 to the pointer type.
2905 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
2906 instead of PLUS_EXPR for adding to a pointer.
2907 (std_gimplify_va_arg_expr): Use fold_build2 for
2908 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
2909 the operands to sizetype first and then cast the BIT_AND_EXPR
2910 back to the pointer type.
2911 * fold-const.c (build_range_check): Handle pointer types
2913 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
2914 of PLUS_EXPR's. Make sure the offset is converted to
2916 (try_move_mult_to_index): Strip the NOPs from the offset.
2917 Remove code argument and replace all uses with PLUS_EXPR.
2918 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
2919 specially. Don't use a pointer type for MINUS_EXPR.
2920 (fold_unary): Handle for (T1)(X op Y),
2921 only p+ as that is the only as that can be handled for
2922 binary operators now.
2923 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
2925 <case PLUS_EXPR>: Add folding of PTR+INT into
2927 Don't call try_move_mult_to_index.
2928 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
2929 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
2930 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
2931 Don't call try_move_mult_to_index.
2932 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
2933 (tree_expr_nonzero_p): Likewise.
2934 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
2935 of PLUS_EXPR for the complex expression folding.
2936 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
2937 first chrec is a pointer type, then the second should
2938 be sizetype and not the first's type.
2939 For POINTER_PLUS_EXPR, use a different right hand side type.
2940 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2941 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
2942 different right hand side type.
2943 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2944 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
2945 instead of PLUS_EXPR.
2946 When either operand is zero, convert the other operand.
2947 (chrec_apply): Use chrec_convert_rhs
2948 on the argument x instead of chrec_convert.
2949 (reset_evolution_in_loop): For pointer types, the new_evol
2951 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
2952 different right hand side type.
2953 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2954 (chrec_convert_rhs): New function.
2955 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
2956 different right hand side type.
2957 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2958 * tree-chrec.h (chrec_convert_rhs): New prototype.
2959 (build_polynomial_chrec): For pointer types, the right hand
2960 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
2961 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
2962 Remove subtraction case as it is always addition now.
2963 Make sure the offset is converted to sizetype.
2964 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
2965 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
2966 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
2967 PLUS_EXPR in pointer type.
2968 Handle POINTER_PLUS_EXPR.
2969 (tree_to_aff_combination): Likewise.
2970 (force_expr_to_var_cost): Likewise.
2971 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
2972 instead of PLUS_EXPR for pointers.
2973 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
2974 instead of PLUS_EXPR of pointer types.
2975 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
2977 (check_va_list_escapes): Likewise.
2978 (check_all_va_list_escapes): Likewise.
2979 * dwarf2out.c (loc_descriptor_from_tree_1):
2980 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
2981 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
2982 (string_constant): Likewise.
2983 * tree-ssa-address.c (tree_mem_ref_addr): When adding
2984 the offset to the base, use POINTER_PLUS_EXPR.
2985 (add_to_parts): Convert the index to sizetype.
2986 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
2987 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
2988 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
2989 Offset only holds something for PLUS_EXPR.
2990 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
2992 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
2994 (analyze_accesses_for_modify_stmt): Likewise.
2995 Remove comment about the type being integral type as it is
2997 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
2999 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
3001 Correct the type which the artimentic is done in (is now
3004 * tree-data-ref.c (split_constant_offset): Handle
3006 * tree-affine.c (tree_to_aff_combination): Likewise.
3007 * c-typeck.c (build_unary_op): For pointers create the increment
3008 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
3010 * gimplify.c (gimplify_self_mod_expr): Create a
3011 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
3012 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
3013 * tree.def (POINTER_PLUS_EXPR): New tree code.
3014 * tree-predcom.c (ref_at_iteration): If we have a pointer
3015 type do the multiplication in sizetype.
3016 * tree-mudflap.c (mf_xform_derefs_1): Create a
3017 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
3018 * tree-ssa-forwprop.c
3019 (forward_propagate_addr_into_variable_array_index):
3020 Don't expect there to be a cast for the index as that
3021 does not exist anymore.
3022 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
3023 instead of PLUS_EXPR.
3024 Don't check for the first operand of the POINTER_PLUS_EXPR
3025 was the index as it cannot be.
3026 Call forward_propagate_addr_into_variable_array_index with
3027 the SSA_NAME instead of the statement.
3028 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
3029 (compare_constant): Likewise.
3030 (copy_constant): Likewise.
3031 (compute_reloc_for_constant): Likewise.
3032 (output_addressed_constants): Likewise.
3033 (initializer_constant_valid_p): Likewise.
3034 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
3035 Convert the MIN/MAX of the inner type to the outer
3036 type before comparing them.
3037 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
3038 POINTER_PLUS_EXPR instead of PLUS_EXPR.
3039 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
3040 of PLUS_EXPR for pointers.
3041 * tree-inline.c (estimate_num_insns_1): Handle
3043 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
3044 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
3045 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
3046 instead of PLUS_EXPR for the pointer increment statement.
3047 (vect_update_ivs_after_vectorizer): For pointer types, create
3048 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
3049 MULT_EXPR in sizetype.
3050 (vect_gen_niters_for_prolog_loop): Add a cast when creating
3052 * tree-object-size.c (plus_expr_object_size): Handle
3053 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
3054 code which is trying to figure out which side is a pointer and
3056 (check_for_plus_in_loops_1): Likewise.
3057 (check_for_plus_in_loops): Likewise.
3058 * c-common.c (pointer_int_sum): Create a
3059 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
3060 * tree-ssa-structalias.c (handle_ptr_arith): Handle
3061 only POINTER_PLUS_EXPR. Removing all the extra
3062 code which is trying to figure out which side is a pointer and
3064 * tree-cfg.c (verify_expr): Add extra checking for pointers and
3065 PLUS_EXPR and MINUS_EXPR.
3066 Also add checking to make sure the operands of POINTER_PLUS_EXPR
3068 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
3069 with make_tree, instead of a pointer type.
3070 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
3071 for pointers instead of PLUS_EXPR.
3072 (s390_gimplify_va_arg): Likewise.
3073 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
3074 instead of PLUS_EXPR when doing addition on pointer
3075 types. Use sizetype for the second operand.
3076 (spu_gimplify_va_arg_expr): Likewise.
3077 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
3078 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
3079 a pointer. Don't create a BIT_AND_EXPR for pointer types.
3080 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
3081 for the pointer addition and also use size_int/sizetype
3083 (ix86_gimplify_va_arg): Likewise.
3084 Perform BIT_AND_EXPR on sizetype arguments.
3085 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
3086 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
3087 for the pointer additions and also use size_int for the offsets.
3088 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
3089 additions and also use size_int for the offsets. Perform
3090 BIT_AND_EXPR on sizetype arguments.
3091 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
3092 POINTER_PLUS_EXPR for pointers and create the
3093 BIT_AND_EXPR in sizetype.
3094 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
3095 instead of PLUS_EXPR for pointer addition.
3096 (rs6000_va_start): Likewise.
3097 Also use sizetype for the offset.
3098 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
3099 as PLUS_EXPR/MINUS_EXPR.
3100 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
3101 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
3102 Don't use BIT_AND_EXPR on a pointer type, convert the
3103 expression to sizetype first.
3104 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
3106 (mips_gimplify_va_arg_expr): Likewise.
3107 Don't create BIT_AND_EXPR in a pointer type.
3109 2007-06-15 Eric Christopher <echristo@apple.com>
3111 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
3112 (x86_64-*-darwin*): Ditto.
3113 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
3116 2007-06-15 Matthew Wilcox <matthew@wil.cx>
3118 * doc/extend.texi: Document behavior of __attribute__((aligned))
3121 2007-06-15 Mark Mitchell <mark@codesourcery.com>
3123 * rtlanal.c (note_stores): Improve documentation.
3125 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
3127 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
3128 LOCAL_LABEL_PREFIX): Delete.
3129 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
3130 (bfin_internal_label): Delete.
3132 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
3134 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
3135 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
3136 otherwise define to LIBGCC2_TF_CEXT.
3137 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
3138 (LIBGCC_TF_CEXT): Ditto.
3141 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
3143 PR rtl-optimization/32339
3144 * df-scan.c (df_uses_record): Don't modify flags but just add to
3145 it for df_ref_record.
3147 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
3149 * tree-mudflap.c: Fix whitespace issues.
3151 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
3153 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
3155 2007-06-14 Eric Christopher <echristo@apple.com>
3157 * config/i386/sse.md (movdi_to_sse): Rewrite body.
3158 (movv4sf): Use gcc_unreachable instead of abort.
3160 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
3163 * config/i386/sfp-machine.h (CMPtype): New define.
3164 (mach stubs): Use CMPtype instead of int as a return type.
3166 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
3168 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
3169 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
3170 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
3171 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
3172 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
3173 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
3174 config/soft-fp/soft-fp.h: Update from glibc CVS.
3176 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
3178 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
3180 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
3183 * config/v850/v850.c: Include dataflow header file.
3184 (substitute_ep_register): Fix typo.
3186 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3188 * configure.ac: Fix earlier checkin.
3189 * configure: Regenerated.
3191 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3193 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
3194 * aclocal.m4: Regenerate.
3195 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
3196 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
3197 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
3198 * configure: Regenerate.
3199 * Makefile.in (LOOSE_WARN): Subst loose_warn.
3201 * Makefile.in (quickstrap): Build libgcc too.
3203 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3205 * configure.ac: Add --enable-checking=df. Explicitly mention that
3206 the variables are initialized as for "release".
3207 * df-core.c: Use it.
3208 * configure: Regenerate.
3209 * config.in: Regenerate.
3211 2007-06-14 Bob Wilson <bob.wilson@acm.org>
3213 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
3214 validate_replace_rtx instead of replace_rtx.
3215 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
3217 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
3219 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
3220 (DWARF2_UNWIND_INFO): Override default if configured with
3222 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
3223 (ENDFILE_SPEC): Add crtend.o.
3224 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
3225 (ENDFILE_SPEC): Add crtend.o.
3226 (TARGET_USE_JCR_SECTION): Define.
3227 (MD_UNWIND_SUPPORT): Define for 32-bit target.
3229 * config/i386/cygming-crtbegin.c: New file.
3230 * config/i386/cygming-crtend.c: New file.
3232 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
3234 * config/i386/w32-unwind.h: New file.
3236 2007-06-13 Eric Christopher <echristo@apple.com>
3238 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
3239 the user set a value below STACK_BOUNDARY.
3241 2007-06-13 Thiemo Seufer <ths@networkno.de>
3243 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
3244 imply -lpthread for -pthread.
3246 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
3248 * basic-block.h: Remove the prototype for
3249 free_basic_block_vars.
3250 * cfglayout.h: Remove the prototype for
3251 insn_locators_initialize.
3252 * tree.h: Remove the prototype for emit_line_note.
3254 * tree-ssa-pre.c (mergephitemp): Remove.
3255 (init_pre): Don't use mergephitemp.
3257 2007-06-13 Eric Christopher <echristo@apple.com>
3259 * config/i386/i386.c (override_options): If we've specified
3260 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
3262 2007-06-13 Bob Wilson <bob.wilson@acm.org>
3264 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
3267 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
3269 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
3270 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
3271 (eh_store_handler): New pattern.
3272 (eh_return): Emit it instead of a plain move.
3274 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
3276 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
3277 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
3278 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
3281 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
3283 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
3284 (find_next_insn_start, find_load): New functions.
3285 (bfin_reorg): Use them to deal with the fact that parallel insns are
3286 no longer represented as a SEQUENCE.
3288 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3290 * config/sparc/sparc.c (sparc_override_options): Initialize
3293 2007-06-13 Dave Korn <dave.korn@artimi.com>
3295 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
3298 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
3300 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
3301 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
3302 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
3303 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
3304 tree-vect-transform.c: Fix comment typos. Follow spelling
3307 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
3309 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
3310 to the exit block use set.
3311 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
3312 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
3313 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
3315 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
3317 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
3318 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
3319 to indicate an error.
3320 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
3322 (dbg_cnt_process_opt): Print an error on a bad argument.
3323 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
3324 * common.opt (-fdbg-cnt-list): New.
3325 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
3327 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
3329 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
3330 flag on ref-all pointers.
3332 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
3335 * expr.c (expand_expr_addr_expr_1): Call expand_expr
3336 for the offset with the modifier as EXPAND_INITIALIZER
3337 if the modifier is EXPAND_INITIALIZER.
3338 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
3339 a register if we had an overflow.
3341 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3343 * real.c (real_isfinite): New.
3344 (real_sqrt): Use it.
3345 * real.h (real_isfinite): New.
3346 * builtins.c: Use it.
3348 2007-06-12 Ian Lance Taylor <iant@google.com>
3349 Daniel Berlin <dberlin@dberlin.org>
3352 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
3353 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
3354 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
3355 (DECL_NO_TBAA_P): Define.
3356 (struct tree_decl_common): Add no_tbaa_flag field.
3357 * tree-ssa-structalias.c (struct variable_info): Add
3358 no_tbaa_pruning field.
3359 (new_var_info): Initialize no_tbaa_pruning field.
3360 (unify_nodes): Copy no_tbaa_pruning field.
3361 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
3362 (dump_solution_for_var): Print no_tbaa_pruning flag.
3363 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
3365 (compute_tbaa_pruning): New static function.
3366 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
3367 Call compute_tbaa_pruning.
3368 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
3369 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
3370 * gimple-low.c (lower_stmt): Likewise.
3371 * tree-gimple.c (is_gimple_stmt): Likewise.
3372 * tree-ssa-operands.c (get_expr_operands): Likewise.
3373 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3374 * tree-inline.c (estimate_num_insns_1): Likewise.
3375 (copy_result_decl_to_var): Likewise.
3376 * expr.c (expand_expr_real_1): Likewise.
3377 * tree-pretty-print.c (dump_generic_node): Likewise.
3378 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
3379 * omp-low.c (omp_copy_decl_2): Likewise.
3380 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
3381 * doc/c-tree.texi (Expression trees): Document
3382 CHANGE_DYNAMIC_TYPE_EXPR.
3384 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3386 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
3387 with !HONOR_NANS and !HONOR_INFINITIES.
3388 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
3390 2007-06-12 Tristan Gingold <gingold@adacore.com>
3392 * gcov.c: Comments updated.
3393 (source_info): Add file_time field.
3394 (source_index): New variable.
3395 (mutiple_files): New variable.
3396 (generate_results): New function extracted from process_file.
3397 (process_file): Save and restore chain of functions, generate
3398 results and free structures only if not merging results.
3399 (release_structures): File names are now freed in create_file_names
3400 (create_file_names): Free previous file names.
3401 (find_source): File date is now read here and modifications in
3402 source files is checked here.
3403 (read_graph_file): Only reverse order of functions for the current
3405 (make_gcov_file_name): Do not generate long names if input_name is
3407 (output_lines): If merging results do not display graph, data and
3409 Checking source file modification is done in find_source.
3411 * doc/gcov.texi: Append an s to sourcefile.
3413 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
3415 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
3416 (forced_nop): New pattern.
3417 * config/bfin/bfin.c: Include "df.h".
3418 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
3419 (bfin_discover_loop): Use df_get_live_in instead of
3420 global_live_at_start.
3421 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
3422 df_analyze when done.
3423 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
3424 the insns. Use QImode for the final insn in a bundle. Call
3425 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
3427 (reorder_var_tracking_notes): New function.
3428 (bfin_reorg): Pass no argument to split_all_insns. Don't call
3429 update_life_info. Call df_analyze after scheduling and bundle
3430 generation. Call reorder_var_tracking_notes if generating these
3431 notes. Call df_finish_pass at the end.
3433 2007-06-12 Dirk Mueller <dmueller@suse.de>
3435 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
3436 a comparison, not an assignment.
3438 2007-06-12 Olivier Hainque <hainque@adacore.com>
3440 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
3441 Request walking the subtrees only, leaving the current is_lhs/val_only
3443 (convert_non_local_reference): Likewise.
3445 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
3447 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
3449 2007-06-12 Richard Guenther <rguenther@suse.de>
3451 PR tree-optimization/15353
3452 PR tree-optimization/31657
3453 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
3454 * timevar.def: Add TV_TREE_IFCOMBINE.
3455 * tree-pass.h (pass_tree_ifcombine): Declare.
3456 * tree-ssa-ifcombine.c: New file.
3457 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
3458 * tree-flow.h (blocks_in_phiopt_order): Declare.
3459 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
3460 (tree-ssa-ifcombine.o): New dependencies.
3462 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
3464 PR rtl-optimization/32293
3465 * combine.c (simplify_if_then_else): Truncate return from
3466 nonzero_bits() to correct mode.
3468 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
3470 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
3471 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
3473 2007-06-11 Diego Novillo <dnovillo@google.com>
3475 * Makefile.in (reload1.o-warn): Remove.
3477 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
3479 * combine.c (subst): Use reg_overlap_mentioned_p
3480 instead of comparing register numbers directly.
3482 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3484 * reload1.c (mark_home_live_1): Use the mode parameter.
3486 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3488 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
3489 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
3493 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
3495 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
3497 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3499 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
3500 from integer registers.
3501 (FP mode splitters): Handle TFmode.
3503 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
3505 * tree-ssa-structalias.c (find_what_p_points_to): Return false
3506 for ref-all pointers that point-to anything.
3508 2007-06-11 Joseph Myers <joseph@codesourcery.com>
3510 * config/arm/arm.c (arm_output_dwarf_dtprel,
3511 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
3513 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
3515 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
3516 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
3519 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
3521 * gcc/tree.c (signed_or_unsigned_type_for): New.
3522 (unsigned_type_for): Use signed_or_unsigned_type_for.
3523 (signed_type_for): Use signed_or_unsigned_type_for.
3524 * gcc/tree.h (signed_or_unsigned_type_for): New.
3525 (get_signed_or_unsigned_type): Remove.
3526 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
3527 lang_hooks.types.signed_type
3528 (size_diffop): Likewise.
3529 (all_ones_mask_p): Likewise.
3530 (build_range_check): Likewise.
3531 (fold_cond_expr_with_comparison): Likewise.
3532 (fold_cond_expr_with_comparison): Likewise.
3533 (unextend): Likewise.
3534 (extract_muldiv_1): Likewise.
3535 (fold_single_bit_test_into_sign_test): Likewise.
3536 (fold_binary): Likewise.
3537 (fold_ternary): Likewise.
3538 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
3539 instead of get_signed_or_unsigned_type.
3540 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
3541 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
3542 * gcc/expr.c (signed_or_unsigned_type_for): Use
3543 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
3544 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
3545 (lhd_signed_or_unsigned_type): Remove.
3546 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
3547 signed_or_unsigned_type.
3548 (lhd_signed_or_unsigned_type): Remove.
3549 * gcc/expmed.c (make_tree): Use signed_type_for instead of
3550 lang_hooks.types.signed_type.
3551 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
3552 c_common_signed_type instead of lang_hooks.types.signed_type.
3553 (c_common_unsigned_type): New.
3554 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
3555 (shorten_compare): Use c_common_unsigned_type instead of
3556 c_common_signed_or_unsigned_type.
3557 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
3559 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
3560 lang_hooks.types.signed_type.
3561 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
3562 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
3563 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
3564 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
3565 instead of unsigned_type_for.
3566 * gcc/c-decl.c (groakdeclarator): Likewise.
3567 * gcc/c-typeck.c (convert_for_assignment): Likewise.
3568 * gcc/c-common.h (c_common_unsigned_type): New.
3570 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3573 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
3574 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
3576 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3579 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
3580 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
3582 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
3583 Sebastian Pop <sebpop@gmail.com>
3585 * lambda-code.c (remove_iv): New.
3586 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
3588 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
3590 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
3591 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
3592 * tree-ssa-loop-prefetch.c: Include optabs.h.
3593 (FENCE_FOLLOWING_MOVNT): New macro.
3594 (struct mem_ref): Add independent_p and storent_p fields.
3595 (record_ref): Initalize the new fields.
3596 (gather_memory_references_ref): Return true if the reference
3598 (gather_memory_references): Check whether all memory accesses
3599 in loop were recorded.
3600 (should_issue_prefetch_p): Return false for nontemporal stores.
3601 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
3602 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
3603 (determine_loop_nest_reuse): Detect independent memory references.
3604 (loop_prefetch_arrays): Call mark_nontemporal_stores.
3605 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
3606 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
3607 * config/i386/i386.h (x86_mfence): Declare.
3608 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
3609 * config/i386/i386.c (x86_mfence): New variable.
3610 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
3612 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
3613 * optabs.c (init_optabs): Initialize storent_optab.
3614 * optabs.h (enum optab_index): Add OTI_storent.
3615 (storent_optab): Declare.
3616 * genopinit.c (optabs): Add initialization for storent_optab.
3617 * tree.h (MOVE_NONTEMPORAL): New macro.
3618 * expr.c (expand_assignment, store_expr, store_constructor_field,
3619 store_constructor, store_field, expand_expr_real_1): Propagate
3620 nontemporality of the expanded store.
3621 (emit_storent_insn): New function.
3622 * expr.h (expand_assignment, store_expr): Declaration changed.
3623 * function.c (assign_parm_setup_reg): Pass false as nontemporality
3624 to expand_assignment.
3625 * stmt.c (expand_asm_expr): Ditto.
3626 * calls.c (initialize_argument_information): Pass false as
3627 nontemporality to store_expr.
3628 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
3631 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
3633 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
3635 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
3637 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
3639 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
3640 and allow DECL_P here.
3642 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
3644 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
3645 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
3646 track of the size of the expression.
3647 * cfghooks.c (merge_blocks): Remove block from loops structure only
3648 after call of the merge_blocks hook.
3650 2007-06-09 Tom Tromey <tromey@redhat.com>
3652 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
3653 (deprecated_state): Removed.
3654 (start_decl): Update.
3655 (enum deprecated_states): Moved earlier.
3656 (groktypename): Update.
3657 (push_parm_decl): Likewise.
3658 (grokfield): Likewise.
3659 (start_function): Likewise.
3661 2007-06-09 Ian Lance Taylor <iant@google.com>
3663 PR tree-optimization/32169
3664 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
3665 CONVERT_EXPR, check whether min and max both converted to an
3666 overflow infinity representation.
3668 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
3670 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
3671 not inserted on the edge.
3673 2007-06-08 Bob Wilson <bob.wilson@acm.org>
3675 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
3676 instructions if they are supported.
3677 (__divsi3, __umodsi3, __modsi3): Likewise.
3678 (__ashldi3, __ashrdi3, __lshrdi3): New.
3679 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
3681 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
3682 Tony Linthicum <tony.linthicum@amd.com>
3684 * doc/invoke.texi: Add fvect-cost-model flag.
3685 * common.opt (fvect-cost-model): New flag.
3686 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
3687 cost fields in stmt_vec_info struct for STMT.
3688 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
3689 fields in stmt_vec_info struct and access functions for the same.
3690 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
3691 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
3692 load, store and vector to scalar operation.
3693 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
3694 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
3695 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
3696 (TARG_VEC_STORE_COST): Define cost of vector store.
3697 (vect_estimate_min_profitable_iters): Define new function.
3698 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
3699 check to evaluate if loop iterations are less than minimum profitable
3700 iterations determined by cost model or minimum vect loop bound defined
3701 by user, whichever is more conservative.
3702 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
3703 run-time check to evaluate if loop iterations are less than minimum
3704 profitable iterations determined by cost model or minimum vect loop
3705 bound defined by user, whichever is more conservative.
3706 (vect_estimate_min_profitable_iterations): New function to estimate
3707 mimimimum iterartions required for vector version of loop to be
3708 profitable over scalar version.
3709 (vect_model_reduction_cost): New function.
3710 (vect_model_induction_cost): New function.
3711 (vect_model_simple_cost): New function.
3712 (vect_cost_strided_group_size): New function.
3713 (vect_model_store_cost): New function.
3714 (vect_model_load_cost): New function.
3715 (vectorizable_reduction): Call vect_model_reduction_cost during
3717 (vectorizable_induction): Call vect_model_induction_cost during
3719 (vectorizable_load): Call vect_model_load_cost during analysis phase.
3720 (vectorizable_store): Call vect_model_store_cost during analysis phase.
3721 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
3722 vectorizable_promotion, vectorizable_demotion): Call
3723 vect_model_simple_cost during analysis phase.
3725 2007-06-08 Simon Baldwin <simonb@google.com>
3727 * reg-stack.c (get_true_reg): Readability change. Moved default case
3728 label into direct switch statement scope.
3730 2007-06-08 Simon Baldwin <simonb@google.com>
3732 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
3733 in gcc_assert() with '==' comparison.
3735 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3737 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
3738 TARGET_ABM handling of x86_popcnt variable.
3740 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3742 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
3743 __builtin_copysignq and __builtin_infq built-in functions.
3745 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3747 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
3748 SSE4.2 section. Correct built-in function names in SSE4A section.
3750 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3752 PR tree-optimization/32243
3753 * tree-vect-transform.c (vectorizable_type_promotion): Move check
3754 for ncopies after ratio check between nunits_out and nunits_in.
3755 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
3757 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
3759 PR tree-optimization/32224
3760 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
3761 vectorization upon a non GIMPLE_MODIFY_STMT.
3763 2007-06-08 Christian Bruel <christian.bruel@st.com>
3766 * config/sh/sh.md (doloop_end): New pattern and splitter.
3767 * loop-iv.c (simple_rhs_p): Check for hardware registers.
3769 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
3772 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
3774 (verify_dominators): Do not change dominance tree.
3776 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
3778 * config/sh/constraints.md: New file.
3779 * config/sh/sh.c: Include tm-constrs.h.
3780 (reg_class_from_letter): Remove.
3781 (prepare_cbranch_operands): Use satisfies_constraint_*
3782 function instead of macro.
3783 (andcosts, broken_move, sh_secondary_reload): Likewise.
3784 * config/sh/predicates.md (trapping_target_operand): Likewise.
3785 (and_operand, arith_operand, arith_reg_or_0_operand,
3786 cmp_operand, logical_operand, target_operand,
3787 ua_address_operand, ua_offset, xor_operand): Likewise.
3788 * config/sh/sh.md: Include constraints.md.
3789 (*movsicc_t_false): Use satisfies_constraint_* function
3791 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
3792 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
3793 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
3794 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
3795 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
3796 (REG_CLASS_FROM_CONSTRAINT): Remove.
3797 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
3798 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
3799 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
3800 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
3801 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
3802 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
3803 function instead of macro.
3804 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3805 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
3806 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
3807 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
3808 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
3809 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
3810 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
3811 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
3812 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
3813 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
3814 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
3815 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
3816 EXTRA_CONSTRAINT_STR): Likewise.
3817 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
3819 2007-06-07 Geoffrey Keating <geoffk@apple.com>
3821 * config/i386/darwin.h (STACK_BOUNDARY): Define.
3823 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
3826 * c-common.h (flag_cpp0x): Replaced by...
3827 (cxx_dialect): ... this new variable specifying the C++ dialect that
3829 * c-common.c (flag_cpp0x): Removed.
3830 (cxx_dialect): Defined.
3831 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
3833 * c-opts.c (c_common_post_options): Likewise.
3834 (set_std_cxx98): Set cxx_dialect to cxx98.
3835 (set_std_cxx0x): Set cxx_dialect to cxx0x.
3837 2007-06-07 Geoffrey Keating <geoffk@apple.com>
3838 Hui-May Chang <hm.chang@apple.com>
3840 * doc/invoke.texi (Darwin Options): Update documentation for
3841 -mmacosx-version-min.
3842 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
3843 * config/darwin-driver.c: New file.
3844 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
3845 * config/t-darwin (darwin-driver.o): New rule.
3847 * config/darwin-c.c (version_as_macro): Ignore low digit.
3849 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
3851 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
3852 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
3853 (CSGNMODE): New mode macro.
3854 (CSGNVMODE): New mode attribute.
3855 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
3856 expander using CSGNMODE mode macro. Handle TFmode.
3857 (copysign<mode>3_const): Rename from copysignsf3_const and
3858 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
3860 (copysign<mode>3_var): Rename from copysignsf3_var and
3861 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
3863 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
3864 mode macro. Handle TFmode.
3865 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
3866 (iortf3, *iortf3): Ditto.
3867 (xortf3, *xortf3): Ditto.
3868 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
3869 TFmode and TImode masks.
3870 (ix86_expand_copysign): Expand TFmode copysign insn.
3871 (IX86_BUILTIN_INFQ): New.
3872 (IX86_BUILTIN_FABSQ): Ditto.
3873 (IX86_BUILTIN_COPYSIGNQ): Ditto.
3874 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
3875 [__builtin_fabsq]: Ditto.
3876 [__builtin_copysignq]: Ditto.
3877 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
3878 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
3879 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
3880 ix86_expand_binop_builtin().
3882 2007-06-07 Bob Wilson <bob.wilson@acm.org>
3884 * config/xtensa/lib1funcs.asm: Clean up whitespace.
3886 2007-06-07 Steve Ellcey <sje@cup.hp.com>
3889 * rtl.h (push_to_sequence2): New.
3890 * emit-rtl.c (push_to_sequence2): New.
3891 * function.c (assign_parm_data_all): Add new fields.
3892 (assign_parm_setup_block): Call push_to_sequence2 instead of
3894 (assign_parm_setup_reg): Ditto.
3895 (assign_parm_setup_stack): Ditto.
3896 (assign_parms_unsplit_complex): Ditto.
3897 (assign_parms): Change field name.
3899 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
3901 PR tree-optimization/32220
3902 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
3903 phi node is reached before defining statement.
3905 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3908 * tree-vect-transform.c (vectorizable_call): Call update_stmt
3909 after changing the right hand side of the assignment.
3911 2007-06-06 Eric Christopher <echristo@apple.com>
3913 * config.gcc (i?86-*-darwin*): Remove arch parameter.
3914 (x86_64-*-darwin*): Ditto.
3915 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
3916 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
3918 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3920 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
3922 (add_key): Likewise.
3923 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
3924 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
3926 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
3928 (add_cost_one_coalesce): Likewise.
3929 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
3930 variable names. Rename orig to orig_name for consistency.
3931 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
3933 (cprop_into_successor_phis): Avoid using C++ keywords as variable
3935 (record_equivalences_from_stmt): Likewise.
3936 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
3937 the coding conventions.
3938 (memory_ssa_name_same): Likewise.
3939 (dse_optimize_stmt): Likewise.
3940 (dse_record_phis): Likewise.
3941 (dse_finalize_block): Likewise.
3942 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
3943 keywords as variable names.
3944 (may_move_till): Cast according to the coding conventions.
3945 (force_move_till_expr): Avoid using C++ keywords as variable names.
3946 (force_move_till): Cast according to the coding conventions.
3947 (memref_hash): Likewise.
3948 (memref_eq): Likewise.
3949 (gather_mem_refs_stmt): Likewise.
3950 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
3951 using C++ keywords as variable names.
3952 (idx_find_step): Cast according to the coding conventions.
3953 (idx_record_use): Likewise.
3954 (find_depends): Likewise.
3955 (prepare_decl_rtl): Likewise.
3956 (mbc_entry_hash): Likewise.
3957 (mbc_entry_eq): Likewise.
3958 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
3959 (simplify_replace_tree): Avoid using C++ keywords as variable names.
3960 (idx_infer_loop_bounds): Cast according to the coding conventions.
3961 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
3962 * tree-ssa-math-opts.c (occ_new ): Likwise.
3963 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
3965 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
3967 (add_use_op): Likewise.
3968 (add_vop): Likewise.
3969 (add_vuse_op): Likewise.
3970 (add_vdef_op): Likewise.
3971 (get_expr_operands): Likewise.
3972 (push_stmt_changes): Use type safe memory macros.
3973 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
3974 keywords as variable names.
3975 (conditional_replacement): Likewise.
3976 (minmax_replacement): Likewise.
3977 (abs_replacement): Likewise.
3978 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
3980 (insert_fake_stores): Avoid using C++ keywords as variable names.
3981 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
3983 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
3984 (heapvar_insert): Use type safe memory macros.
3985 (new_var_info): Cast according to the coding conventions.
3986 (new_constraint): Likewise.
3987 (remove_preds_and_fake_succs): Use type safe memory macros.
3988 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
3990 (thread_single_edge): Likewise.
3991 (thread_through_loop_header): Likewise.
3993 2007-06-06 Eric Christopher <echristo@apple.com>
3995 * config/i386/i386.c (override_options): Move handling
3996 of TARGET_SUBTARGET* earlier.
3998 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
4000 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
4003 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
4005 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
4006 emited outside of basic block.
4007 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
4009 * rtl.h (delete_insn_chain): Declaration changed.
4010 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
4012 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
4013 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
4014 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
4015 to delete_insn_chain.
4016 (rtl_verify_flow_info_1): Verify that the insns in header and footer
4017 do not have bb field set.
4018 (rtl_verify_flow_info): Verify that insns between basic blocks do not
4020 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
4021 * cfgcleanup.c (try_optimize_cfg): Ditto.
4023 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
4025 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
4026 (lambda_body_vector_new): Use type safe memory macros.
4027 (lambda_linear_expression_new): Likewise.
4028 (lambda_loopnest_new): Likewise.
4029 (lambda_lattice_new): Likewise.
4030 (replace_uses_equiv_to_x_with_y): Cast according to the coding
4031 conventions. Use type safe memory macros.
4032 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
4033 (lambda_body_vector_s): Likewise.
4034 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
4035 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
4037 2007-06-06 Richard Guenther <rguenther@suse.de>
4039 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
4040 if we need to schedule cfg_cleanup.
4041 (tree_ssa_forward_propagate_single_use_vars): Do so.
4043 2007-06-06 Ian Lance Taylor <iant@google.com>
4045 * fold-const.c (merge_ranges): If range_successor or
4046 range_predecessor fail, just return 0.
4048 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
4050 PR tree-optimization/32216
4051 * tree-vectorizer.c (supportable_widening_operation): Determine
4052 signedness of FIX_TRUNC_EXPR from output operand.
4053 (supportable_narrowing_operation): Ditto.
4054 * tree-vect-generic.c (expand_vector_operations_1): Determine
4055 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
4058 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
4060 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
4061 (struct pta): ...from here. Change flags to unsigned to avoid
4062 excessive casting (as it is used as a bit mask).
4063 (override_options): Add casts according to the coding convenventions.
4064 (x86_64_elf_unique_section): Likewise.
4065 (examine_argument): Avoid using C++ keywords as variable names.
4066 (construct_container): Likewise.
4067 (legitimize_pic_address): Likewise.
4068 (get_dllimport_decl): Cast according to the coding conventions. Use
4069 type safe memory macros.
4070 (legitimize_address): Cast according to the coding conventions.
4071 (emit_i387_cw_initialization): Corrected the type of slot to enum
4073 (ix86_init_machine_status): Use type safe memory macros.
4074 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
4075 (bdesc_pcmpistr): Likewise.
4076 (bdesc_crc32): Likewise.
4077 (bdesc_sse_3arg): Likewise.
4078 (bdesc_2arg): Likewise.
4079 (bdesc_1arg): Likewise.
4080 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
4081 (ix86_expand_sse_pcmpistr): Likewise.
4082 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
4083 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
4084 int to match the langhook definition.
4085 (ix86_builtin_conversion): Change the type of code to unsigned init to
4086 match the langhook definition.
4087 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
4089 (ix86_preferred_output_reload_class): Likewise.
4090 (ix86_cannot_change_mode_class): Likewise.
4091 (ix86_memory_move_cost): Likewise.
4092 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
4093 avoid excessive casting later on.
4094 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
4096 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
4098 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
4099 as flags setting insn.
4100 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
4102 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
4104 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
4105 (UNSPEC_ROUND): New.
4106 ("sse4_1_round<mode>2"): New insn pattern.
4107 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
4109 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
4110 expander using SSEMODEF mode macro. Expand using
4111 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
4112 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
4113 expander using SSEMODEF mode macro. Expand using
4114 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
4115 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
4116 expander using SSEMODEF mode macro. Expand using
4117 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
4118 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
4119 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
4120 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
4123 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
4124 Sebastian Pop <sebpop@gmail.com>
4126 * lambda.h (build_linear_expr): New.
4127 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
4128 Use build_linear_expr, call fold and force_gimple_operand.
4129 (lambda_loopnest_to_gcc_loopnest): Check that there is
4130 something to insert.
4131 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
4133 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
4135 PR preprocessor/23479
4136 * doc/extend.texi: Document the 0b-prefixed binary integer
4139 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4141 PR tree-optimization/32215
4142 * tree-vectorizer.c (supportable_widening_operation): Return false
4143 for unsupported FIX_TRUNC_EXPR tree code.
4144 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
4146 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
4148 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
4149 register on SPE targets. Change documentation to reflect
4151 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
4152 Change FIXED_SCRATCH to 14 and document why we're keeping r14
4153 out of the register allocation pool.
4154 (rs6000_reg_live_or_pic_offset_p): New function.
4155 (rs6000_emit_prologue): Move the actual saving of LR up to free
4156 r0 for holding r11. Split saving of SPE 64-bit registers into
4157 its own case. Ensure that offsets will always be in-range for
4158 'evstdd' by using r11 as a scratch register to point at the start
4159 of the SPE save area. Save r11 if necessary, as it is the static
4161 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
4162 into its own case. Ensure that offsets will always be in-range
4163 for 'evldd' by using r11 as a scratch register to point at the
4164 start of the SPE save area. Also adjust r11 when restoring
4165 the stack pointer to compensate for pre-loading r11.
4167 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
4169 * cfg.c (init_flow): Use type safe memory macros.
4170 (alloc_block): Likewise.
4171 (unchecked_make_edge): Likewise.
4172 (dump_flow_info): Avoid using C++ keywords as variable names.
4173 (copy_original_table_clear): Cast according to the coding conventions.
4174 (copy_original_table_set): Likewise.
4175 * cfgexpand (label_rtx_for_bb): Likewise.
4176 (expand_gimple_basic_block): Likewise.
4177 * cfghooks.c (dump_bb): Likewise.
4178 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
4180 (lv_add_condition_to_bb): Likewise.
4181 * cfglayout (relink_block_chain): Cast according to the coding
4183 (fixup_reorder_chain): Likewise.
4184 (fixup_fallthru_exit_predecessor): Likewise.
4185 * cfgloop.c (glb_enum_p): Likewise.
4186 (get_exit_description): Likewise.
4187 (dump_recorded_exit): Likewise.
4188 * cfgloop.h (enum loop_estimation): Move out of struct scope...
4189 (struct loop): ... from here.
4190 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
4192 * cfgrtl.c (rtl_create_basic_block): Likewise.
4193 (rtl_split_block): Likewise.
4194 (rtl_dump_bb): Likewise.
4195 (cfg_layout_split_block): Likewise.
4196 (init_rtl_bb_info): Use typesafe memory macros.
4198 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
4199 * graphds.h: Updated all usages of edge to graph_edge.
4200 * graphds.c: Likewise.
4201 * cfgloopanal.c: Likewise.
4203 2007-06-05 Ian Lance Taylor <iant@google.com>
4205 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
4206 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
4207 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
4209 (test_for_singularity): Likewise.
4211 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
4213 * config/i386/constraints.md ("Y2"): Replaced by ...
4215 * config/i386/i386.md: Likewise.
4216 * config/i386/mmx.md: Likewise.
4217 * config/i386/sse.md: Likewise.
4219 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
4221 * config/i386/constraints.md ("z"): Replaced by ...
4223 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
4224 (sse4_1_blendvps): Likewise.
4225 (sse4_1_pblendvb): Likewise.
4226 (sse4_2_pcmpestr): Likewise.
4227 (sse4_2_pcmpestrm): Likewise.
4228 (sse4_2_pcmpestr_cconly): Likewise.
4229 (sse4_2_pcmpistr): Likewise.
4230 (sse4_2_pcmpistrm): Likewise.
4231 (sse4_2_pcmpistr_cconly): Likewise.
4233 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
4235 * matrix-reorg.c (transform_access_sites): Fix computation.
4236 (transform_allocation_sites): Same.
4238 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4240 * config/i386/i386.c (override_options): Use
4241 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
4243 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4245 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
4246 (nonimm_not_xmm0_operand): Ditto.
4247 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
4248 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
4249 as operand[2] predicate. Require "z" class XMM register for
4250 operand[3]. Adjust asm template.
4251 ("sse4_1_blendvpd"): Ditto.
4252 ("sse4_1_pblendvb"): Ditto.
4253 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
4254 force op2 into xmm0 register for variable blend instructions.
4256 2007-06-04 Tom Tromey <tromey@redhat.com>
4258 * c-tree.h (start_enum): Update.
4259 (build_enumerator): Likewise.
4260 * c-decl.c (enum_next_value): Removed.
4261 (enum_overflow): Likewise.
4262 (start_enum): Add c_enum_contents argument. Don't use globals.
4263 (build_enumerator): Likewise.
4264 * c-tree.h (struct c_enum_contents): New struct.
4266 2007-06-04 Tom Tromey <tromey@redhat.com>
4268 * c-common.c (c_common_get_alias_set): Fix indentation.
4270 2007-06-04 Ian Lance Taylor <iant@google.com>
4272 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
4273 to overflow, reduce overflow infinity to regular infinity.
4274 (vrp_var_may_overflow): New static function.
4275 (vrp_visit_phi_node): Check vrp_var_may_overflow.
4277 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
4279 * stor-layout.c (layout_type): Remove duplicate code.
4281 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
4284 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
4285 before build_common_builtin_nodes ().
4287 2007-06-04 Steve Ellcey <sje@cup.hp.com>
4290 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
4292 2007-06-04 Jan Hubicka <jh@suse.cz>
4294 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
4295 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
4296 instead of _stat version.
4298 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
4300 PR tree-optimization/32194
4301 * tree-predcom.c (determine_offset): Check that both references have
4304 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
4306 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
4307 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
4308 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
4309 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
4310 Add argument to iterate_fix_dominators call.
4311 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
4312 * gcse.c (hoist_code): Change domby to vector.
4313 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
4314 Add argument to iterate_fix_dominators call.
4315 * loop-doloop.c (doloop_modify): Changed recount_dominator to
4316 recompute_dominator.
4317 * lambda-code.c (perfect_nestify): Ditto.
4318 * cfgloopanal.c: Include graphds.h.
4319 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
4320 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
4321 (mark_irreducible_loops): Use graphds_scc. Remove argument from
4323 * graphds.c: New file.
4324 * graphds.h: New file.
4325 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
4326 (get_dominated_by, get_dominated_by_region): Change return type to
4328 (verify_dominators): Recompute all dominators and compare the results.
4329 (recount_dominator): Renamed to ...
4330 (recompute_dominator): ... this. Do not check that the block is
4332 (iterate_fix_dominators): Reimplemented.
4333 (prune_bbs_to_update_dominators, root_of_dom_tree,
4334 determine_dominators_for_sons): New functions.
4335 * et-forest.c (et_root): New function.
4336 * et-forest.h (et_root): Declare.
4337 * Makefile.in (graphds.o): Add.
4338 (cfgloopanal.o): Add graphds.h dependency.
4339 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
4340 * basic-block.h (get_dominated_by, get_dominated_by_region,
4341 iterate_fix_dominators): Declaration changed.
4342 (recount_dominator): Renamed to ...
4343 (recompute_dominator): ... this.
4344 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
4345 (thread_through_all_blocks): Do not free dominance info.
4347 2007-06-03 Andreas Schwab <schwab@suse.de>
4349 * config/m68k/m68k.c (override_options): Don't override
4351 * config/m68k/m68k-modes.def (SF, DF): Define to use
4352 motorola_single_format and motorola_double_format, resp.
4353 * real.c (motorola_single_format): Renamed from
4354 coldfire_single_format.
4355 (motorola_double_format): Renamed from coldfire_double_format.
4356 (encode_ieee_extended): Generate a proper canonical NaN image
4357 respecting canonical_nan_lsbs_set.
4358 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
4360 * real.h: Adjust declarations.
4362 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
4365 * config/sh/sh.md (symGOT_load): Don't schedule insns when
4366 the symbol is generated with the stack protector.
4368 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
4370 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
4371 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
4373 * doc/extend.texi (interrupt): Mention m68k.
4375 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
4377 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
4378 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
4379 (ix86_expand_sse_pcmpestr): Do not check operands for
4380 "register_operand", when insn operand predicate is "register_operand".
4381 (ix86_expand_sse_pcmpistr): Ditto.
4383 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
4384 Uros Bizjak <ubizjak@gmail.com>
4386 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
4387 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
4388 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
4389 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
4390 * config/i386/constraints.md ("z"): New register constraint
4391 for members of SSE_FIRST_REG class.
4392 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
4393 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
4394 SSE_FIRST_REG class.
4395 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
4396 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
4397 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
4398 (IX86_BUILTIN_PCMPESTRM128): Likewise.
4399 (IX86_BUILTIN_PCMPESTRA128): Likewise.
4400 (IX86_BUILTIN_PCMPESTRC128): Likewise.
4401 (IX86_BUILTIN_PCMPESTRO128): Likewise.
4402 (IX86_BUILTIN_PCMPESTRS128): Likewise.
4403 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
4404 (IX86_BUILTIN_PCMPISTRI128): Likewise.
4405 (IX86_BUILTIN_PCMPISTRM128): Likewise.
4406 (IX86_BUILTIN_PCMPISTRA128): Likewise.
4407 (IX86_BUILTIN_PCMPISTRC128): Likewise.
4408 (IX86_BUILTIN_PCMPISTRO128): Likewise.
4409 (IX86_BUILTIN_PCMPISTRS128): Likewise.
4410 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
4411 (struct builtin_description): Change "flag" field to unsigned.
4412 (bdesc_pcmpestr): New builtin description table.
4413 (bdesc_pcmpistr): Likewise.
4414 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
4415 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
4416 Initialize pcmp[ei]str[im] insns for SSE4.2.
4417 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
4418 (ix86_expand_sse_pcmpistr): Likewise.
4419 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
4420 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
4421 (UNSPEC_PCMPISTR): Likewise.
4422 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
4423 (sse4_2_pcmpestri):New isns pattern.
4424 (sse4_2_pcmpestrm): Likewise.
4425 (sse4_2_pcmpestr_cconly): Likewise.
4426 (sse4_2_pcmpistr): New insn patern and splitter.
4427 (sse4_2_pcmpistri):New isns pattern.
4428 (sse4_2_pcmpistrm): Likewise.
4429 (sse4_2_pcmpistr_cconly): Likewise.
4430 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
4433 2007-06-01 David Daney <ddaney@avtrex.com>
4435 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
4436 LOADGP_ABSOLUTE and not binds_local_p.
4438 2007-06-01 Geoffrey Keating <geoffk@apple.com>
4440 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
4442 2007-06-01 Ian Lance Taylor <iant@google.com>
4444 * tree-vrp.c (compare_name_with_value): Always set
4445 used_strict_overflow if we get a result from the variable itself.
4447 2007-06-01 Ian Lance Taylor <iant@google.com>
4449 PR rtl-optimization/31455
4450 * lower-subreg.c (find_decomposable_subregs): Don't decompose
4451 subregs which have a cast between modes which are not tieable.
4453 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
4455 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
4456 breaks after return statements.
4458 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
4460 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
4461 only after no_new_pseudos.
4463 2007-05-31 Eric Christopher <echristo@apple.com>
4465 * expr.c (convert_move): Assert that we don't have a BLKmode
4467 (store_expr): Handle BLKmode moves by calling emit_block_move.
4469 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
4471 * c-typeck.c (build_indirect_ref): Include type in error message.
4472 (build_binary_op): Pass types to binary_op_error.
4473 * c-common.c (binary_op_error): Take two type arguments, print out
4475 * c-common.h (binary_op_error): Update prototype.
4477 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
4479 * config/i386/i386.c: Correct coments on -mno-sse4.
4481 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
4483 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
4484 (x86_64-*-*): Likewise.
4485 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
4486 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
4487 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
4488 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
4489 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
4490 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
4491 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
4492 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
4493 (OPTION_MASK_ISA_SSE4): Likewise.
4494 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
4495 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
4496 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
4497 (override_options): Support SSE4.2.
4498 (ix86_build_const_vector): Support SImode and DImode.
4499 (ix86_build_signbit_mask): Likewise.
4500 (ix86_expand_int_vcond): Support V2DImode.
4501 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
4502 (IX86_BUILTIN_CRC32HI): Likewise.
4503 (IX86_BUILTIN_CRC32SI): Likewise.
4504 (IX86_BUILTIN_CRC32DI): Likewise.
4505 (IX86_BUILTIN_PCMPGTQ): Likewise.
4506 (bdesc_crc32): Likewise.
4507 (bdesc_sse_3arg): Likewise.
4508 (ix86_expand_crc32): Likewise.
4509 (ix86_init_mmx_sse_builtins): Support SSE4.2.
4510 (ix86_expand_builtin): Likewise.
4511 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
4512 __SSE4_2__ for -msse4.2.
4513 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
4514 (CRC32MODE): Likewise.
4515 (crc32modesuffix): Likewise.
4516 (crc32modeconstraint): Likewise.
4517 (sse4_2_crc32<mode>): Likewise.
4518 (sse4_2_crc32di): Likewise.
4519 * config/i386/i386.opt (msse4.2): New for SSE4.2.
4521 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
4522 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
4523 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
4524 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
4525 (vcondu<mode>): Likewise.
4526 * doc/extend.texi: Document SSE4.2 built-in functions.
4527 * doc/invoke.texi: Document -msse4.2/-msse4.
4529 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
4531 PR tree-optimization/32160
4532 * tree-predcom.c (predcom_tmp_var): New function. Mark created
4533 variable as gimple reg.
4534 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
4536 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
4538 * gcc.c (main): Don't consider linker options when issuing the
4539 warning about a linker input file not being used.
4541 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4543 * tree-vrp.c (compare_names): Initialize sop.
4545 2007-05-30 Dirk Mueller <dmueller@suse.de>
4547 * cgraphunit.c (cgraph_analyze_function): Remove
4548 computation of inline parameters.
4550 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4552 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
4554 2007-05-30 Richard Sandiford <richard@codesourcery.com>
4556 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
4557 Add vx-common.h. Include vxworks.h between vx-common.h and
4559 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
4561 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
4562 (TARGET_ASM_DESTRUCTOR): Likewise.
4563 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
4564 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
4565 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
4566 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
4567 (VXWORKS_ENDIAN_SPEC): Define.
4568 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
4569 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
4570 VXWORKS_* equivalents.
4571 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
4572 (ASM_FILE_START): Delete.
4573 (TARGET_VERSION): Reformat.
4574 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
4575 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
4576 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
4577 (FPBIT, DPBIT): Define.
4578 (fp-bit.c, dp-bit.c): New rules.
4579 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
4580 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
4581 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
4582 * config/arm/arm.h: Include vxworks-dummy.h.
4583 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
4584 Mark with ATTRIBUTE_UNUSED.
4585 (arm_override_options): Do not allow VxWorks RTP PIC to be used
4586 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
4587 make it incompatible with -msingle-pic-base.
4588 (arm_function_ok_for_sibcall): Return false for calls that might
4589 go through a VxWorks PIC PLT entry.
4590 (require_pic_register): New function, split out from...
4591 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
4593 (arm_load_pic_register): Handle the VxWorks RTP initialization
4594 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
4595 (arm_emit_call_insn): New function.
4596 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
4597 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
4598 (pic_offset_arm): New pattern.
4599 (call, call_value): Use arm_emit_call_insn.
4600 (call_internal, call_value_internal): New expanders.
4601 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
4602 VxWorks unless __PIC__.
4604 2007-05-30 Eric Christopher <echristo@gmail.com>
4606 * genrecog.c: Include regs.h in generated file.
4607 * genemit.c: Ditto. Fix up formatting.
4608 * config/mn10300/constraints.md: New.
4609 * config/mn10300/mn10300.md: Include.
4610 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
4611 Fix up for removed macro.
4612 * config/mn10300/predicates.md (call_address_operand): Ditto.
4613 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
4614 (CONST_OK_FOR_I): Ditto.
4615 (CONST_OK_FOR_J): Ditto.
4616 (CONST_OK_FOR_K): Ditto.
4617 (CONST_OK_FOR_L): Ditto.
4618 (CONST_OK_FOR_M): Ditto.
4619 (CONST_OK_FOR_N): Ditto.
4620 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
4624 (EXTRA_CONSTRAINT): Ditto.
4626 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4628 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
4630 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
4631 OPTION_MASK_ISA_64BIT.
4632 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
4634 2007-05-30 Richard Guenther <rguenther@suse.de>
4637 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
4638 types for comparison.
4639 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
4640 with original typed arguments.
4641 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
4643 2007-05-30 Jakub Jelinek <jakub@redhat.com>
4645 PR tree-optimization/31769
4646 * except.c (duplicate_eh_regions): Clear prev_try if
4647 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
4649 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
4651 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
4652 * tree-ssa-sink.c (statement_sink_location): Return basic block and
4653 bsi of the location where statements should be inserted.
4654 (sink_code_in_bb): Take bsi from statement_sink_location.
4655 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
4656 instead of bsi_start.
4657 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
4659 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
4660 (bsi_move_before): Document inconsistency with bsi_move_after.
4661 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
4663 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4665 * config/i386/i386.h (TARGET_ABM): New define.
4666 (TARGET_POPCNT): Ditto.
4667 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
4668 New temporary defines to redefine from OPTION_ISA_* defines.
4669 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
4670 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
4671 (ix86_isa_flags): New extern int declaration.
4672 (TARGET_SUBTARGET_DEFAULT): New define.
4673 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
4674 (TARGET_SUBTARGET32_DEFAULT): Ditto.
4675 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
4676 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
4677 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
4678 * config/i386/darwin.h: Change TARGET_64BIT define to
4681 * config/i386/i386.opt (m3dnowa): Define as undocumented option
4682 using existing "ix86_isa_flags" varible.
4683 (m32, m64): Use existing "ix86_isa_flags" variable.
4684 (mmmx, m3dnow): Ditto.
4685 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
4686 (mabm): Define as non-negative option using "x86_abm" variable.
4687 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
4689 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
4690 Rewrite feature test bitmap.
4691 (ix86_isa_flags): New initialized global int varible.
4692 (ix86_isa_flags_explicit): New static int variable.
4693 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
4694 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
4695 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
4696 target_flags_explicit.
4697 (override_options): Remove "target_enable" and "target_disable" fields
4698 from "struct ptt". Update processor_target_table accordingly. Remove
4699 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
4700 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
4701 "target_flags" and "ix86_isa_flags_explicit" instead of
4702 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
4703 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
4704 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
4705 to true when either of PTA_POPCNT or PTA_ABM is set in
4706 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
4707 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
4708 processor_alias_table flags entry. Remove handling of
4709 "target_enable" and "target_disable" fields of processor_target_table.
4710 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
4711 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
4712 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
4713 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
4714 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
4716 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
4718 2007-05-29 David Daney <ddaney@avtrex.com>
4721 * config/mips/mips.c (mips_output_mi_thunk): Emit
4722 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
4724 2007-05-29 Hui-May Chang <hm.chang@apple.com>
4725 * config/i386/i386.c (ix86_function_regparm): Added checking of
4726 ix86_force_align_arg_pointer to determine the number of
4727 register parameters.
4729 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
4731 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
4732 (SET_DR_MISALIGNMENT): New.
4733 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
4734 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
4735 Use SET_DR_MISALIGNMENT.
4736 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
4738 * tree-data-ref.c (create_data_ref, compute_all_dependences,
4739 find_loop_nest): Export.
4740 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
4741 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
4742 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
4743 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
4745 (struct mem_ref): Add field reuse_distance.
4746 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
4747 Initialize reuse_distance field.
4748 (issue_prefetch_ref): Select temporality of prefetch according to
4750 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
4751 self_reuse_distance, determine_loop_nest_reuse): New functions.
4752 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
4753 (tree_ssa_prefetch_arrays): Dump L2 cache size.
4754 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
4757 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
4759 * tree-ssa-alias.c: Add aliasing overview.
4761 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
4762 Danny Smith <dannysmith@users.sourceforge.net>
4765 * config/i386/t-crtfm: Compile crtfastmath.o with
4766 -minline-all-stringops.
4767 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
4768 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
4770 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4772 * doc/md.texi: Document constraints on HP PA-RISC.
4774 * pa/constraints.md: New file.
4775 * pa.md: Include constraints.md.
4776 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
4777 (integer_store_memory_operand, ldil_cint_p): New functions.
4778 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
4779 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
4780 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
4781 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
4782 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
4784 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
4787 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
4788 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
4789 case POSTDECREMENT_EXPR>): Return the error_mark_node
4790 if either the real or imaginary parts would an
4793 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
4795 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
4796 name when we remove it from a call.
4798 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
4800 * targhooks.c (default_narrow_bitfield): Remove.
4801 * targhooks.h: Remove the prototype for
4802 default_narrow_bitfield.
4804 * langhooks-def.h: Remove the prototype for
4805 hook_get_alias_set_0.
4806 * langhooks.c (hook_get_alias_set_0): Remove.
4808 * global.c (EXECUTE_IF_CONFLICT): Remove.
4810 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4813 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
4814 return true when truth_value_p is true and the type
4817 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
4819 * doc/install.texi (Prerequisites): We no longer require Autoconf
4820 2.13 for the top-level.
4822 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
4824 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
4825 memory access via x86_expand_vector_move_misalign() only for
4826 TImode values on 32-bit targets.
4828 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
4830 * matrix-reorg.c: New file. Implement matrix flattening and
4831 transposing optimization.
4832 * tree-pass.h: Add matrix reorg pass.
4833 * common.opt: Add fipa-mreorg flag.
4834 * Makefile.in: Add matrix-reorg.c.
4835 * passes.c: Add matrix reorg pass.
4836 * varpool.c (add_new_static_var): New function.
4837 * cgraph.h (add_new_static_var): Declare.
4839 2007-05-27 Eric Christopher <echristo@apple.com>
4841 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
4842 sp_offset depending on stack size. Save r12 depending
4843 on registers we're saving later.
4844 (rs6000_emit_epilogue): Update sp_offset depending only
4847 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
4849 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
4850 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
4851 * ifcvt.c (if_convert): Ditto.
4852 * tree-ssa-threadupdate.c (thread_block): Ditto.
4853 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
4854 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
4855 verify_loop_closed_ssa): Check number_of_loops instead of
4857 * predict.c (tree_estimate_probability): Ditto.
4858 * tree-if-conv.c (main_tree_if_conversion): Ditto.
4859 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
4860 * modulo-sched.c (sms_schedule): Ditto.
4861 * tree-scalar-evolution.c (scev_const_prop): Ditto.
4862 (scev_finalize): Do not do anything if scev analysis was not
4864 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
4865 current_loops == NULL.
4866 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
4867 * loop-init.c (loop_optimizer_init): Do not free current_loops when
4869 (loop_optimizer_finalize): Assert that loops were analyzed.
4870 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
4871 rtl_doloop): Check number_of_loops instead of current_loops.
4872 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
4873 current_loops == NULL.
4874 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
4875 gate_tree_vectorize tree_linear_transform, check_data_deps,
4876 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
4877 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
4878 Check number_of_loops instead of current_loops.
4879 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
4880 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
4881 free loops if available.
4882 (execute_pre): Do not pass do_fre to fini_pre.
4884 2007-05-27 Tobias Burnus <burnus@net-b.de>
4887 * real.c (mpfr_from_real): Fix sign of -Inf.
4889 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
4891 * tree-vect-transform.c (vectorizable_conversion): Initialize
4892 tree_code variables to ERROR_MARK.
4893 (vectorizable_type_demotion): Likewise.
4894 (vectorizable_type_promotion): Likewise.
4896 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
4899 * config/i386/i386.md (movti): Handle push operands via
4902 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
4904 * basic-block.h: Remove the prototype for merge_seq_blocks.
4905 * cfgcleanup.c (merge_seq_blocks): Remove.
4907 * tree-flow.h: Remove the prototype for is_aliased_with.
4908 * tree-ssa-alias.c (is_aliased_with): Remove.
4910 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
4912 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
4914 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
4916 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
4917 ix86_expand_sse4_unpack if SSE4.1 is enabled.
4918 (vec_unpacks_hi_v16qi): Likewise.
4919 (vec_unpacku_lo_v16qi): Likewise.
4920 (vec_unpacks_lo_v16qi): Likewise.
4921 (vec_unpacku_hi_v8hi): Likewise.
4922 (vec_unpacks_hi_v8hi): Likewise.
4923 (vec_unpacku_lo_v8hi): Likewise.
4924 (vec_unpacks_lo_v8hi): Likewise.
4925 (vec_unpacku_hi_v4si): Likewise.
4926 (vec_unpacks_hi_v4si): Likewise.
4927 (vec_unpacku_lo_v4si): Likewise.
4928 (vec_unpacks_lo_v4si): Likewise.
4930 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
4932 * c-typeck.c, config/arm/arm.c, config/darwin.c,
4933 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
4934 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
4935 follow spelling conventions in various
4936 warning/error/diagnostic messages.
4938 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
4939 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
4940 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
4941 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
4942 tree-vrp.c: Fix comment typos. Follow spelling conventions.
4943 * doc/tm.texi: Follow spelling conventions.
4945 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4948 * tree-ssa-forwprop.c
4949 (forward_propagate_addr_into_variable_array_index): Remove
4950 the lhs argument. Use the type of def_rhs instead of lhs.
4951 (forward_propagate_addr_expr_1): Update use of
4952 forward_propagate_addr_into_variable_array_index.
4954 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
4955 Nigel Stephens <nigel@mips.com>
4957 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
4958 function attributes, "far" being an alias for "long_call".
4959 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
4960 (mips_near_type_p, mips_far_type_p): New.
4961 (mips_comp_type_attributes): New function to check that attributes
4962 attached to a function type are compatible.
4963 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
4964 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
4965 to the target function of the thunk.
4966 (mips_encode_section_info): Check for "near" and "far" function
4967 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
4969 * config/mips/predicates.md (const_call_insn_operand): Test only
4970 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
4972 * doc/extend.texi (Function Attributes): Document MIPS "near" and
4975 * testsuite/gcc.target/mips/near-far-1.c: New test case.
4976 * testsuite/gcc.target/mips/near-far-2.c: New test case.
4977 * testsuite/gcc.target/mips/near-far-3.c: New test case.
4978 * testsuite/gcc.target/mips/near-far-4.c: New test case.
4980 2007-05-25 Eric Christopher <echristo@apple.com>
4982 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
4983 to x86-darwin configurations.
4984 * config/i386/t-darwin: Add softfp support.
4985 * config/i386/t-darwin64: Ditto.
4986 * config/i386/sfp-machine.h: If mach then don't use
4987 aliasing, emit a stub to call.
4989 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
4991 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
4992 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
4993 tree-predcom.c, tree-ssa-alias-warnings.c,
4994 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
4995 comment typos. Follow spelling conventions.
4996 * doc/cpp.texi, doc/invoke.texi: Fix typos.
4998 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
5001 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
5002 constants into memory. Expand unaligned memory references for
5003 SSE modes via x86_expand_vector_move_misalign() function.
5005 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
5007 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
5008 "memory" attribute for "sseishft" type insn without operands[2].
5010 2007-05-25 Dirk Mueller <dmueller@suse.de>
5011 Marcus Meissner <meissner@suse.de>
5013 * doc/extend.texi (alloc_size): New attribute.
5014 * c-common.c (handle_alloc_size_attribute): New.
5015 * tree-object-size.c (alloc_object_size): Use alloc_size
5016 attribute, if available.
5018 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
5020 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
5022 (__builtin_ia32_vec_ext_v2di): Likewise.
5023 (__builtin_ia32_vec_ext_v4si): Likewise.
5024 (__builtin_ia32_vec_ext_v8hi): Likewise.
5025 (__builtin_ia32_vec_ext_v16qi): Likewise.
5026 (__builtin_ia32_vec_set_v8hi): Likewise.
5028 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
5030 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
5032 2007-05-25 Richard Sandiford <richard@codesourcery.com>
5034 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
5035 (arm_is_longcall_p): Rename to...
5036 (arm_is_long_call_p): ...this. Take a single tree argument and
5038 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
5039 (CUMULATIVE_ARGS): Remove call_cookie.
5040 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
5041 (ENCODED_LONG_CALL_ATTR_P): Delete.
5042 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
5043 LONG_CALL_FLAG_CHAR cases.
5044 (ARM_DECLARE_FUNCTION_SIZE): Delete.
5045 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
5046 ARM_DECLARE_FUNCTION_SIZE.
5047 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
5048 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
5049 (arm_encode_call_attribute, current_file_function_operand): Delete.
5050 (arm_function_in_section_p): New function.
5051 (arm_is_longcall_p): Rename to...
5052 (arm_is_long_call_p): ...this. Take the target function as a single
5053 argument and return a bool. Do not rely on call cookies. Check
5054 whether the target symbol is in the same section as the current
5055 function, not just the same compilation unit.
5056 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
5057 (arm_encode_section_info): Don't encode a call type.
5058 * config/arm/arm.md (call, call_value): Update calls to
5059 arm_is_long(_)call_p. Simplify logic.
5060 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
5061 Update calls to arm_is_long(_)call_p.
5063 2007-05-25 Richard Guenther <rguenther@suse.de>
5065 PR tree-optimization/31982
5066 * tree-ssa-forwprop.c
5067 (forward_propagate_addr_into_variable_array_index): Handle arrays
5068 with element size one.
5070 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5072 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
5073 (umulsi3_highpart): Likewise.
5075 2007-05-24 Ian Lance Taylor <iant@google.com>
5077 PR rtl-optimization/32069
5078 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
5081 2007-05-24 Ollie Wild <aaw@google.com>
5083 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
5086 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
5088 * postreload-gcse.c (reg_changed_after_insn_p): New function.
5089 (oprs_unchanged_p): Use it to check all registers in a REG.
5090 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
5091 (reg_set_between_after_reload_p): Delete.
5092 (reg_used_between_after_reload_p): Likewise.
5093 (reg_set_or_used_since_bb_start): Likewise.
5094 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
5095 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
5096 Use reg_set_between_p instead of reg_set_between_after_reload_p.
5097 * rtlanal.c (reg_set_p): Check whether REG overlaps
5098 regs_invalidated_by_call, rather than just checking the
5099 membership of REGNO (REG).
5101 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
5103 * doc/passes.texi: Document predictive commoning.
5104 * doc/invoke.texi (-fpredictive-commoning): Document.
5105 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
5106 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
5107 adding indices to the generated name.
5108 (schedule_sm): Pass 0 to get_lsm_tmp_name.
5109 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
5110 * tree-pretty-print.c (op_symbol_1): Renamed to ...
5111 (op_symbol_code): ... and exported.
5112 (dump_omp_clause, op_symbol): Use op_symbol_code
5113 instead of op_symbol_1.
5114 * tree-pass.h (pass_predcom): Declare.
5115 * timevar.def (TV_PREDCOM): New timevar.
5116 * tree-ssa-loop.c (run_tree_predictive_commoning,
5117 gate_tree_predictive_commoning, pass_predcom): New.
5118 * tree-data-ref.c (find_data_references_in_loop): Find the
5119 references in dominance order.
5120 (canonicalize_base_object_address): Ensure that the result has
5122 (dr_analyze_innermost): Export.
5123 (create_data_ref): Code to fail for references with invariant
5125 (find_data_references_in_stmt): ... here.
5126 * tree-data-ref.h (dr_analyze_innermost): Declare.
5127 * tree-affine.c: Include tree-gimple.h and hashtab.h.
5128 (aff_combination_find_elt, name_expansion_hash,
5129 name_expansion_eq, tree_to_aff_combination_expand,
5130 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
5132 * tree-affine.h (aff_combination_constant_multiple_p,
5133 tree_to_aff_combination_expand): Declare.
5134 * tree-predcom.c: New file.
5135 * common.opt (fpredictive-commoning): New option.
5136 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
5137 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
5138 * Makefile.in (tree-predcom.o): Add.
5139 (tree-affine.o): Add TREE_GIMPLE_H dependency.
5140 * passes.c (init_optimization_passes): Add dceloop after
5141 copy propagation in loop optimizer. Add predictive commoning
5142 to loop optimizer passes.
5144 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5146 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
5149 2007-05-24 Jan Hubicka <jh@suse.cz>
5151 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
5153 (genheader): Include statistics.h.
5155 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
5157 * print-rtl.c (flag_dump_unnumbered): Update comments.
5158 (print_rtl): Fix my previous change.
5159 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
5162 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
5165 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
5167 (thread_through_all_blocks): Call initialize_original_copy_tables
5168 and free_original_copy_tables.
5169 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
5171 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
5172 * cfghooks.c (duplicate_block): Use get_loop_copy.
5173 * cfg.c: Include cfgloop.h.
5174 (loop_copy): New hash table.
5175 (initialize_original_copy_tables): Initialize loop_copy table.
5176 (free_original_copy_tables): Free loop_copy table.
5177 (copy_original_table_clear, copy_original_table_set,
5178 set_loop_copy, get_loop_copy): New functions.
5179 (set_bb_original, set_bb_copy): Use copy_original_table_set.
5180 * cfgloop.h (struct loop): Remove copy field.
5181 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
5182 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
5184 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5186 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
5187 -msse/-msse2/-msse3.
5189 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5191 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
5192 __builtin_ia32_vec_set_v2di with MASK_64BIT.
5194 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
5197 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
5198 * targhooks.h (default_mangle_decl_assembler_name): Declare
5200 * targhooks.c (default_mangle_decl_assembler_name): Define
5202 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
5204 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
5205 * langhooks.c (lhd_set_decl_assembler_name): Call
5206 targetm.mangle_decl_assembler_name for names with global scope.
5208 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
5210 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
5211 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
5213 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
5214 New. Factored out of i386_pe_encode_section_info.
5215 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
5216 Move check for prior decoration of stdcall
5217 symbols to i386_pe_encode_section_info.
5218 (i386_pe_encode_section_info): Adjust call to
5219 gen_stdcall_or_fastcall_suffix. Use
5220 i386_pe_maybe_mangle_decl_assembler_name, if needed.
5221 (i386_pe_mangle_decl_assembler_name): New. Wrap
5222 i386_pe_maybe_mangle_decl_assembler_name.
5224 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
5226 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
5227 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
5228 * langhooks.c (get_signed_or_unsigned_type): Don't check for
5229 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
5230 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
5233 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
5234 Nigel Stephens <nigel@mips.com>
5235 Richard Sandiford <richard@codesourcery.com>
5237 Fix up MIPS16 hard float and add support for complex.
5239 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
5240 (TARGET_SOFT_FLOAT_ABI): New.
5241 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
5242 __mips_soft_float to reflect the ABI in use, not whether the
5243 FPU is directly accessible (e.g., in MIPS16 mode).
5244 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
5245 (UNITS_PER_FPVALUE): Likewise.
5247 * config/mips/mips.c (mips_expand_call): Remove redundant
5248 TARGET_MIPS16 check.
5249 (mips_arg_regno): New.
5250 (function_arg_advance): When setting bits in cum->fp_code for
5251 MIPS16, don't subtract 1 from cum->arg_number, since it is now
5253 (function_arg): Use mips_arg_regno.
5254 (mips_return_mode_in_fpr_p): New.
5255 (mips16_call_stub_mode_suffix): New.
5256 (mips16_cfun_returns_in_fpr_p): New.
5257 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
5258 (mips_output_function_prologue): Test mips16_hard_float, not
5259 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
5260 (mips_expand_epilogue): Call MIPS16 helper routines to copy
5261 return value into a floating-point register.
5262 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
5263 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
5264 (mips16_fp_args): Handle MIPS32r2 ISA which supports
5265 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
5266 word of double arguments from or to the high bits of 64-bit
5267 floating point registers.
5268 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
5269 (mips16_fpret_double): New helper function.
5270 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
5271 support for complex modes. Fill in DECL_RESULT for stubdecl.
5272 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
5274 * config/mips/mips16.S
5275 (RET, ARG1, ARG2): New.
5276 (MERGE_GPRf, MERGE_GPRt): New.
5277 (DELAYt, DELAYf): New.
5278 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
5279 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
5280 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
5281 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
5282 (SFOP): Renamed to...
5283 (OPSF3): This, and macro-ified. Updated all uses.
5284 (SFOP2): Renamed to...
5285 (OPSF2): This, and macro-ified. Updated all uses.
5286 (SFCMP): Renamed to...
5287 (CMPSF): This, and macro-ified. Updated all uses.
5288 (SFREVCMP): Renamed to...
5289 (REVCMPSF): This, and macro-ified. Updated all uses.
5290 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
5291 (LDDBL1, LDDBL2, RETDBL): Deleted.
5292 (DFOP): Renamed to...
5293 (OPDF3): This, and macro-ified. Updated all uses.
5294 (DFOP2): Renamed to...
5295 (OPDF2): This, and macro-ified. Updated all uses.
5296 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
5297 (DFCMP): Renamed to...
5298 (CMPDF): This, and macro-ified. Updated all uses.
5299 (DFREVCMP): Renamed to...
5300 (REVCMPDF): This, and macro-ified. Updated all uses.
5301 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
5302 (RET_FUNCTION): New.
5303 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
5304 (__mips16_ret_sc, __mips16_ret_dc): New.
5305 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
5306 STUB_ARGS_6, STUB_ARGS_10): New.
5307 (CALL_STUB_NO_RET): New.
5308 (__mips16_call_stub_1): Macro-ified.
5309 (__mips16_call_stub_5): Macro-ified.
5310 (__mips16_call_stub_2): Macro-ified.
5311 (__mips16_call_stub_6): Macro-ified.
5312 (__mips16_call_stub_9): Macro-ified.
5313 (__mips16_call_stub_10): Macro-ified.
5314 (CALL_STUB_RET): New.
5315 (__mips16_call_stub_sf_0): Macro-ified.
5316 (__mips16_call_stub_sf_1): Macro-ified.
5317 (__mips16_call_stub_sf_5): Macro-ified.
5318 (__mips16_call_stub_sf_2): Macro-ified.
5319 (__mips16_call_stub_sf_6): Macro-ified.
5320 (__mips16_call_stub_sf_9): Macro-ified.
5321 (__mips16_call_stub_sf_10): Macro-ified.
5322 (__mips16_call_stub_df_0): Macro-ified.
5323 (__mips16_call_stub_df_1): Macro-ified.
5324 (__mips16_call_stub_df_5): Macro-ified.
5325 (__mips16_call_stub_df_2): Macro-ified.
5326 (__mips16_call_stub_df_6): Macro-ified.
5327 (__mips16_call_stub_df_9): Macro-ified.
5328 (__mips16_call_stub_df_10): Macro-ified.
5329 (__mips16_call_stub_sc_0): New.
5330 (__mips16_call_stub_sc_1): New.
5331 (__mips16_call_stub_sc_5): New.
5332 (__mips16_call_stub_sc_2): New.
5333 (__mips16_call_stub_sc_6): New.
5334 (__mips16_call_stub_sc_9): New.
5335 (__mips16_call_stub_sc_10): New.
5336 (__mips16_call_stub_dc_0): New.
5337 (__mips16_call_stub_dc_1): New.
5338 (__mips16_call_stub_dc_5): New.
5339 (__mips16_call_stub_dc_2): New.
5340 (__mips16_call_stub_dc_6): New.
5341 (__mips16_call_stub_dc_9): New.
5342 (__mips16_call_stub_dc_10): New.
5344 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
5345 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
5346 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
5348 2007-05-23 Ian Lance Taylor <iant@google.com>
5350 * doc/invoke.texi (Invoking GCC): Document that the order of the
5353 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
5356 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
5357 * config/score/predicate.md (const_pow2, const_npow2): Remove.
5358 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
5362 * config/score/score.c (score_print_operand): Make sure that only
5363 lower bits are used.
5365 2007-05-22 Ian Lance Taylor <iant@google.com>
5367 * tree-vrp.c (avoid_overflow_infinity): New static function,
5368 broken out of set_value_range_to_value.
5369 (set_value_range_to_value): Call avoid_overflow_infinity.
5370 (extract_range_from_assert): Likewise.
5372 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
5375 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
5376 change the type before looking for a COMPOUND_EXPR.
5378 2007-05-22 Ian Lance Taylor <iant@google.com>
5380 * lower-subreg.c (decompose_multiword_subregs): If we change an
5381 insn, call remove_retval_note on it.
5383 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
5385 * regs.h (end_hard_regno): New function.
5386 (END_HARD_REGNO, END_REGNO): New macros.
5387 (add_to_hard_reg_set): New function.
5388 (remove_from_hard_reg_set): Likewise.
5389 (in_hard_reg_set_p): Likewise.
5390 (overlaps_hard_reg_set_p): Likewise.
5391 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
5392 (note_btr_set): Use END_HARD_REGNO.
5393 * caller-save.c (setup_save_areas): Use end_hard_regno.
5394 (mark_set_regs): Use END_HARD_REGNO.
5395 (add_stored_regs): Use end_hard_regno.
5396 (mark_referenced_regs): Use add_to_hard_reg_set.
5397 * combine.c (update_table_tick): Use END_REGNO.
5398 (record_value_for_reg): Likewise.
5399 (record_dead_and_set_regs): Likewise.
5400 (get_last_value_validate): Likewise.
5401 (use_crosses_set_p): Likewise.
5402 (reg_dead_at_p_1): Likewise.
5403 (reg_dead_at_p): Likewise.
5404 (mark_used_regs_combine): Use add_to_hard_reg_set.
5405 (move_deaths): Use END_HARD_REGNO.
5406 (reg_bitfield_target_p): Use end_hard_regno.
5407 (distribute_notes): Use END_HARD_REGNO.
5408 * cse.c (mention_regs): Use END_REGNO.
5409 (insert): Use add_to_hard_reg_set.
5410 (invalidate): Use END_HARD_REGNO.
5411 (invalidate_for_call): Likewise.
5412 (exp_equiv_p): Use END_REGNO.
5413 (cse_insn): Likewise.
5414 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
5415 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
5416 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
5417 * function.c (keep_stack_depressed): Use end_hard_regno.
5418 * global.c (global_alloc): Use end_hard_regno.
5419 (global_conflicts): Use add_to_hard_reg_set instead of
5421 (find_reg): Likewise.
5422 (mark_reg_store): Likewise.
5423 (mark_reg_conflicts): Likewise.
5424 (mark_reg_death): Use remove_from_hard_reg_set.
5425 (mark_reg_live_nc): Delete.
5426 (set_preference): Use end_hard_regno.
5427 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
5428 remove_from_hard_reg_set.
5429 (post_mark_life): Use add_to_hard_reg_set.
5430 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
5431 (reg_becomes_live): Use add_to_hard_reg_set.
5432 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
5433 (peep2_find_free_register): Use add_to_hard_reg_set.
5434 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
5435 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
5436 * regrename.c (note_sets): Use add_to_hard_reg_set.
5437 (clear_dead_regs): Use remove_from_hard_reg_set.
5438 (regrename_optimize): Use add_to_hard_reg_set.
5439 (find_oldest_value_reg): Use in_hard_reg_set_p.
5440 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
5441 (hard_reg_set_here_p): Use end_hard_regno.
5442 (decompose): Likewise.
5443 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
5444 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
5445 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
5446 (mark_home_live): Use end_hard_regno.
5447 (spill_hard_reg): Likewise.
5448 (clear_reload_reg_in_use): Likewise.
5449 * reorg.c (delete_prior_computation): Use END_REGNO.
5450 * resource.c (update_live_status): Use END_HARD_REGNO.
5451 (mark_referenced_resources): Use add_to_hard_reg_set.
5452 (mark_set_resources): Likewise.
5453 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
5454 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
5455 (reg_overlap_mentioned_p): Likewise.
5456 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
5457 (covers_regno_no_parallel_p): Use END_REGNO.
5458 (find_regno_note): Likewise.
5459 (find_reg_fusage): Use END_HARD_REGNO.
5460 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
5461 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
5463 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
5465 * mode-switching.c (reg_dies): Change type of second argument to
5467 (optimize_mode_switching): Update accordingly.
5469 2007-05-22 Richard Sandiford <richard@codesourcery.com>
5471 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
5473 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
5474 (hard_reg_set_empty_p): ...these new functions.
5475 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
5476 GO_IF_HARD_REG_SUBSET.
5477 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
5478 instead of GO_IF_HARD_REG_EQUAL.
5479 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
5480 instead of GO_IF_HARD_REG_EQUAL.
5481 * global.c (find_reg): Use hard_reg_set_empty_p instead of
5482 GO_IF_HARD_REG_SUBSET.
5483 (modify_reg_pav): Use hard_reg_set_empty_p instead of
5484 GO_IF_HARD_REG_EQUAL.
5485 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
5486 of GO_IF_HARD_REG_SUBSET.
5487 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
5488 instead of GO_IF_HARD_REG_EQUAL.
5489 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
5490 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
5491 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
5492 of GO_IF_HARD_REG_SUBSET,
5493 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
5494 GO_IF_HARD_REG_SUBSET.
5495 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
5496 instead of GO_IF_HARD_REG_EQUAL.
5497 * config/sh/sh.c (push_regs, calc_live_regs): Use
5498 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
5499 (hard_regs_intersect_p): Delete.
5501 2007-05-22 Janis Johnson <janis187@us.ibm.com>
5503 * doc/sourcebuild.texi (Test Directives) Add dg-message.
5505 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
5506 Richard Henderson <rth@redhat.com>
5508 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
5510 (x86_64-*-*): Likewise.
5512 * i386/i386-modes.def (V2QI): New.
5514 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
5516 (override_options): Support SSE4.1.
5517 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
5518 (IX86_BUILTIN_BLENDPS): Likewise.
5519 (IX86_BUILTIN_BLENDVPD): Likewise.
5520 (IX86_BUILTIN_BLENDVPS): Likewise.
5521 (IX86_BUILTIN_PBLENDVB128): Likewise.
5522 (IX86_BUILTIN_PBLENDW128): Likewise.
5523 (IX86_BUILTIN_DPPD): Likewise.
5524 (IX86_BUILTIN_DPPS): Likewise.
5525 (IX86_BUILTIN_INSERTPS128): Likewise.
5526 (IX86_BUILTIN_MOVNTDQA): Likewise.
5527 (IX86_BUILTIN_MPSADBW128): Likewise.
5528 (IX86_BUILTIN_PACKUSDW128): Likewise.
5529 (IX86_BUILTIN_PCMPEQQ): Likewise.
5530 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
5531 (IX86_BUILTIN_PMAXSB128): Likewise.
5532 (IX86_BUILTIN_PMAXSD128): Likewise.
5533 (IX86_BUILTIN_PMAXUD128): Likewise.
5534 (IX86_BUILTIN_PMAXUW128): Likewise.
5535 (IX86_BUILTIN_PMINSB128): Likewise.
5536 (IX86_BUILTIN_PMINSD128): Likewise.
5537 (IX86_BUILTIN_PMINUD128): Likewise.
5538 (IX86_BUILTIN_PMINUW128): Likewise.
5539 (IX86_BUILTIN_PMOVSXBW128): Likewise.
5540 (IX86_BUILTIN_PMOVSXBD128): Likewise.
5541 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
5542 (IX86_BUILTIN_PMOVSXWD128): Likewise.
5543 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
5544 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
5545 (IX86_BUILTIN_PMOVZXBW128): Likewise.
5546 (IX86_BUILTIN_PMOVZXBD128): Likewise.
5547 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
5548 (IX86_BUILTIN_PMOVZXWD128): Likewise.
5549 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
5550 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
5551 (IX86_BUILTIN_PMULDQ128): Likewise.
5552 (IX86_BUILTIN_PMULLD128): Likewise.
5553 (IX86_BUILTIN_ROUNDPD): Likewise.
5554 (IX86_BUILTIN_ROUNDPS): Likewise.
5555 (IX86_BUILTIN_ROUNDSD): Likewise.
5556 (IX86_BUILTIN_ROUNDSS): Likewise.
5557 (IX86_BUILTIN_PTESTZ): Likewise.
5558 (IX86_BUILTIN_PTESTC): Likewise.
5559 (IX86_BUILTIN_PTESTNZC): Likewise.
5560 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
5561 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
5562 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
5563 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
5564 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
5566 (bdesc_sse_3arg): Likewise.
5567 (bdesc_2arg): Likewise.
5568 (bdesc_1arg): Likewise.
5569 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
5571 (ix86_expand_sse_4_operands_builtin): New.
5572 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
5573 smaller than 8 bits as the 2nd arg.
5574 (ix86_expand_sse_ptest): New.
5575 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
5576 (ix86_expand_vector_set): Support SSE4.1.
5577 (ix86_expand_vector_extract): Likewise.
5579 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
5580 __SSE4_1__ for -msse4.1.
5582 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
5583 (UNSPEC_INSERTPS): Likewise.
5584 (UNSPEC_DP): Likewise.
5585 (UNSPEC_MOVNTDQA): Likewise.
5586 (UNSPEC_MPSADBW): Likewise.
5587 (UNSPEC_PHMINPOSUW): Likewise.
5588 (UNSPEC_PTEST): Likewise.
5589 (UNSPEC_ROUNDP): Likewise.
5590 (UNSPEC_ROUNDS): Likewise.
5592 * config/i386/i386.opt (msse4.1): New for SSE4.1.
5594 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
5595 (const_pow2_1_to_32768_operand): Likewise.
5597 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
5600 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
5602 (sse4_1_insertps): Likewise.
5603 (*sse4_1_extractps): Likewise.
5604 (sse4_1_ptest): Likewise.
5605 (sse4_1_mulv2siv2di3): Likewise.
5606 (*sse4_1_mulv4si3): Likewise.
5607 (*sse4_1_smax<mode>3): Likewise.
5608 (*sse4_1_umax<mode>3): Likewise.
5609 (*sse4_1_smin<mode>3): Likewise.
5610 (*sse4_1_umin<mode>3): Likewise.
5611 (sse4_1_eqv2di3): Likewise.
5612 (*sse4_1_pinsrb): Likewise.
5613 (*sse4_1_pinsrd): Likewise.
5614 (*sse4_1_pinsrq): Likewise.
5615 (*sse4_1_pextrb): Likewise.
5616 (*sse4_1_pextrb_memory): Likewise.
5617 (*sse4_1_pextrw_memory): Likewise.
5618 (*sse4_1_pextrq): Likewise.
5619 (sse4_1_blendpd): Likewise.
5620 (sse4_1_blendps): Likewise.
5621 (sse4_1_blendvpd): Likewise.
5622 (sse4_1_blendvps): Likewise.
5623 (sse4_1_dppd): Likewise.
5624 (sse4_1_dpps): Likewise.
5625 (sse4_1_movntdqa): Likewise.
5626 (sse4_1_mpsadbw): Likewise.
5627 (sse4_1_packusdw): Likewise.
5628 (sse4_1_pblendvb): Likewise.
5629 (sse4_1_pblendw): Likewise.
5630 (sse4_1_phminposuw): Likewise.
5631 (sse4_1_extendv8qiv8hi2): Likewise.
5632 (*sse4_1_extendv8qiv8hi2): Likewise.
5633 (sse4_1_extendv4qiv4si2): Likewise.
5634 (*sse4_1_extendv4qiv4si2): Likewise.
5635 (sse4_1_extendv2qiv2di2): Likewise.
5636 (*sse4_1_extendv2qiv2di2): Likewise.
5637 (sse4_1_extendv4hiv4si2): Likewise.
5638 (*sse4_1_extendv4hiv4si2): Likewise.
5639 (sse4_1_extendv2hiv2di2): Likewise.
5640 (*sse4_1_extendv2hiv2di2): Likewise.
5641 (sse4_1_extendv2siv2di2): Likewise.
5642 (*sse4_1_extendv2siv2di2): Likewise.
5643 (sse4_1_zero_extendv8qiv8hi2): Likewise.
5644 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
5645 (sse4_1_zero_extendv4qiv4si2): Likewise.
5646 (*sse4_1_zero_extendv4qiv4si2): Likewise.
5647 (sse4_1_zero_extendv2qiv2di2): Likewise.
5648 (*sse4_1_zero_extendv2qiv2di2): Likewise.
5649 (sse4_1_zero_extendv4hiv4si2): Likewise.
5650 (*sse4_1_zero_extendv4hiv4si2): Likewise.
5651 (sse4_1_zero_extendv2hiv2di2): Likewise.
5652 (*sse4_1_zero_extendv2hiv2di2): Likewise.
5653 (sse4_1_zero_extendv2siv2di2): Likewise.
5654 (*sse4_1_zero_extendv2siv2di2): Likewise.
5655 (sse4_1_roundpd): Likewise.
5656 (sse4_1_roundps): Likewise.
5657 (sse4_1_roundsd): Likewise.
5658 (sse4_1_roundss): Likewise.
5659 (mulv4si3): Don't expand for SSE4.1.
5660 (smax<mode>3): Likewise.
5661 (umaxv4si3): Likewise.
5662 (uminv16qi3): Likewise.
5663 (umin<mode>3): Likewise.
5664 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
5666 * doc/extend.texi: Document SSE4.1 built-in functions.
5668 * doc/invoke.texi: Document -msse4.1.
5670 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
5672 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
5673 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
5674 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
5675 (ASM_SPEC): Add asm_pcrel_spec.
5676 (EXTRA_SPECS): Add asm_pcrel_spec.
5678 2007-05-21 David Daney <ddaney@avtrex.com>
5680 * doc/install.texi (Building a cross compiler): Add requirements
5681 for Java cross compiler.
5683 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5686 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
5687 Add loopno argument. Use evolution_function_is_invariant_rec_p
5688 instead of evolution_function_is_constant_p.
5689 Update calls to evolution_function_is_affine_multivariate_p.
5690 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
5691 Add loopno argument.
5692 * tree-scalar-evolution.c (gather_chrec_stats): Call
5693 evolution_function_is_affine_multivariate_p with a loop
5695 * tree-data-ref.c (analyze_miv_subscript): Likewise.
5696 (analyze_overlapping_iterations): Likewise.
5697 (access_functions_are_affine_or_constant_p): Likewise.
5698 (build_classic_dist_vector_1): If the access functions
5699 are equal, don't do anything.
5701 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
5702 Paolo Carlini <pcarlini@suse.de>
5703 Uros Bizjak <ubizjak@gmail.com>
5705 * c-cppbuiltin.c (c_cpp_builtins): Define
5706 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
5707 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
5708 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
5709 * doc/cpp.texi ([Standard Predefined Macros]): Document.
5711 2007-05-21 Mike Stump <mrs@apple.com>
5713 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
5715 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
5717 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
5719 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
5720 implementation if __OPTIMIZE__ is not defined.
5721 (_mm_alignr_pi8): Ditto.
5722 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
5723 (_mm_inserti_si64): Ditto.
5724 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
5725 (_mm_slli_epi16): Ditto.
5726 (_mm_slli_epi32): Ditto.
5727 (_mm_slli_epi64): Ditto.
5728 (_mm_srai_epi16): Ditto.
5729 (_mm_srai_epi32): Ditto.
5730 (_mm_srli_si128): Ditto.
5731 (_mm_slli_si128): Ditto.
5732 (_mm_srli_epi16): Ditto.
5733 (_mm_srli_epi32): Ditto.
5734 (_mm_srli_epi64): Ditto.
5735 (_mm_extract_epi16): Ditto.
5736 (_mm_insert_epi16): Ditto.
5737 (_mm_shufflehi_epi16): Ditto.
5738 (_mm_shufflelo_epi16): Ditto.
5739 (_mm_shuffle_epi32): Ditto.
5740 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
5742 (_mm_insert_pi16): Ditto.
5744 (_mm_shuffle_pi16): Ditto.
5746 (_mm_shufle_ps): Ditto.
5747 (_mm_prefetch): Ditto.
5749 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
5751 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
5752 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
5753 * real.c (encode_i370_single, decode_i370_single,
5754 encode_i370_double, decode_i370_double): Functions removed.
5755 (i370_single_format, i370_double_format): Initializations removed.
5756 (real_maxval, round_for_format, exact_real_truncate, significand_size):
5757 Consider the log2_b field to always be one.
5758 (ieee_single_format, mips_single_format, coldfire_single_format,
5759 ieee_double_format, mips_double_format, coldfire_double_format,
5760 ieee_extended_motorola_format, ieee_extended_intel_96_format,
5761 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
5762 ibm_extended_format, mips_extended_format, ieee_quad_format,
5763 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
5764 decimal_single_format, decimal_double_format, decimal_quad_format,
5765 c4x_single_format, c4x_extended_format, real_internal_format): Remove
5766 initialization of log2_b.
5767 * real.h (i370_single_format, i370_double_format): Declarations
5769 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
5770 field to always be one.
5772 2007-05-21 Andreas Schwab <schwab@suse.de>
5774 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
5775 NOTE_INSN_BASIC_BLOCK_P.
5776 (process_for_unwind_directive): Likewise.
5778 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
5780 * builtins.c (expand_builtin_setjmp_setup): Update comment.
5781 * function.h (struct function): Move va_list_gpr_size,
5782 va_list_fpr_size, function_frequency to front of bitfields. Add
5784 (current_function_calls_unwind_init): New.
5785 * except.c (expand_builtin_unwind_init): Set
5786 current_function_calls_unwind_init not
5787 current_function_has_nonlocal_label.
5788 * reload1.c (has_nonexceptional_receiver): New.
5789 (reload): Use it and current_function_calls_unwind_init to
5790 determine whether call-saved regs must be saved.
5792 2007-05-20 Jan Hubicka <jh@suse.cz>
5794 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
5795 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5796 * ddg.c (create_ddg): LIkewise.
5797 * final.c (final): Remove hunk moving line number notes around since
5798 they are no longer present at this stage.
5799 (final_scan_insn): Use NOTE_KIND instead of
5800 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5801 (output_asm_label): Likewise.
5802 * reorg.c (dbr_schedule): Likewise.
5803 * haifa-sched.c (unlink_other_notes): Likewise.
5804 * mode-switching.c (optimize_mode_switching): Likewise.
5805 * graph.c (start_bb): Likewise.
5806 * rtl.def (NOTE): Update description.
5807 * jump.c (squeeze_notes): Delete.
5808 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
5809 NOTE_INSN_BASIC_BLOCK_P when possible.
5810 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
5811 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
5812 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5813 (dwarf2out_var_location): Likewise.
5814 * cfgbuild.c (make_edges): Likewise.
5815 (find_basic_blocks_1): Likewise.
5816 * function.c (reorder_blocks_1): Likewise.
5817 (epilogue_done): Likewise.
5818 (reposition_prologue_and_epilogue_notes): Likewise.
5819 * print-rtl.c (print_rtx): Likewise; drop code for printing
5821 (print_rtl): Likewise.
5822 (print_rtl_single): Likewise.
5823 * gcse.c (insert_insn_start_bb): Likewise.
5824 * alias.c (init_alias_analysis): Likewise.
5825 * calls.c (fixup_tail_calls): Likewise.
5826 * except.c (sjlj_emit_function_enter): Likewise.
5827 * emit-rtl.c (add_insn_after): Likeiwse.
5828 (emit_label_before): Likewise.
5829 (emit_label_after): Likewise.
5830 (emit_note_before, emit_note_after, emit_note): Update
5831 parameter to be enum insn_note; do not deal with source
5833 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
5834 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
5836 (merge_blocks_move_successor_nojumps): Simplify now when
5837 we don't have BLOCK notes.
5838 (try_optimize_cfg): Likewise.
5839 * cfglayout.c (skip_insns_after_block): Likewise.
5840 (record_effective_endpoints): Likewise.
5841 (duplicate_insn_chain): Likewise.
5842 * varasm.c (output_constant_pool_1): Likewise.
5843 * sched-deps.c (sched_analyze): Likewise.
5844 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
5846 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
5847 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
5848 (SET_INSN_DELETED): Simplify.
5849 (NOTE_LINE_NUMBER): Exterminate.
5850 (NOTE_LINE_KIND): New.
5851 (NOTE_INSN_BASIC_BLOCK_P): Update.
5852 (enum insn_note): Simplify.
5853 (GET_NOTE_INSN_NAME) Simplify.
5854 (emit_note_before, emit_note_after, emit_note): Update prototype.
5855 (squeeze_notes): Remove.
5856 * sched-int.h (NOTE_NOT_BB_P): Update.
5857 * resource.c (mark_target_live_regs): Update.
5858 * sched-rgn.c (debug_dependencies): Update.
5859 * sched-vis.c (print_insn): Update.
5860 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
5861 * config/i386/i386.c (ix86_output_function_epilogue): Update.
5862 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
5863 (TARGET_ADJUST_UNROLL_MAX): Likewise.
5864 (split_branches): Update.
5865 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
5867 (sh_adjust_unroll_max): Exterminate.
5868 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
5869 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
5870 (m68hc11_reorg): Likewise.
5871 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
5872 (emit_predicate_relation_info): Update.
5873 (process_for_unwind_directive): Update.
5874 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
5875 (output_call): Update.
5876 * config/pa/pa.c (output_lbranch): Update.
5877 (output_millicode_call): Update.
5878 (output_call): Update.
5879 (pa_combine_instructions): Update.
5880 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
5881 * config/bfin/bfin.c (gen_one_bundle): Update.
5882 * cfgrtl.c (can_delete_note_p): Update.
5883 (delete_insn): Update.
5884 (rtl_merge_blocks): Update.
5885 (commit_one_edge_insertion): Update.
5886 (rtl_verify_flow_info): Update.
5887 * stmt.c (expand_case): Do not call squeeze_notes.
5889 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5896 * c.opt (Wtype-limits): New.
5897 * doc/invoke.texi (Wtype-limits): Document it.
5898 (Wextra): Enabled by -Wextra.
5899 * c-opts.c (c_common_post_options): Enabled by -Wextra.
5900 * c-common.c (shorten_compare): Warn with Wtype-limits.
5902 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
5904 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
5905 inlined function, not as a macro.
5906 (_mm_alignr_pi8): Ditto.
5907 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
5908 (_mm_inserti_si64): Ditto.
5909 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
5910 (_mm_extract_epi16): Ditto.
5911 (_mm_insert_epi16): Ditto.
5912 (_mm_shufflehi_epi16): Ditto.
5913 (_mm_shufflelo_epi16): Ditto.
5914 (_mm_shuffle_epi32): Ditto.
5915 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
5916 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
5918 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
5920 (_m_to_float): Use C89 compatible assignment.
5922 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
5925 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
5927 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5930 * doc/invoke.texi (Wreturn-type): Complete description.
5931 (Wextra): Delete item about return-type warning.
5932 * c-decl.c: Delete redundant Wextra warning.
5934 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
5937 * config/i386/pmmintrin.h: Do not include xmmintrin.h
5938 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
5939 inlined function, not as a macro.
5940 (_mm_prefetch): Ditto.
5942 (_mm_insert_pi16): Ditto.
5944 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
5945 (_m_pshufw): Ditto. Add const to __N argument.
5946 (_mm_shufle_ps): Ditto. Add const to __mask argument.
5947 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
5948 (_mm_slli_epi32): Ditto.
5949 (_mm_srli_si128): Implement as always inlined function, not as a
5950 macro. Add __inline to function declaration.
5951 (_mm_slli_si128): Ditto.
5953 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
5955 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
5956 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
5958 (struct fenv): New structure.
5959 (FP_HANDLE_EXCEPTIONS): New define.
5960 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
5961 (_FP_DECL_EXP): New define.
5962 (FP_INIT_ROUNDMODE): New define.
5963 (FP_ROUNDMODE): New define.
5965 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5967 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
5968 (Wconversion): Update description.
5969 (Wconversion-sign): New.
5970 * c.opt (Wconversion-sign): New.
5971 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
5972 means disabled for C++. Otherwise, take the status of Wconversion.
5973 * c-common.c (conversion_warning): Warn with either Wconversion or
5975 (warnings_for_convert_and_check): Conditions are already checked by
5977 (convert_and_check): Don't check warnings if the conversion failed.
5979 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
5980 Anatoly Sokolov <aesok@dol.ru>
5982 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
5983 avr_epilogue_uses) : Add declaration.
5984 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
5985 * config/avr/constraints.md (R): New constraint.
5986 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
5987 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
5988 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
5989 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
5990 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
5991 call_prologue_saves, epilogue_restores, return_from_epilogue,
5992 return_from_main_epilogue, return_from_interrupt_epilogue,
5993 return_from_naked_epilogue, prologue, epilogue): New patterns.
5994 (jump): Handle symbol reference.
5995 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
5996 avr_output_function_prologue, avr_output_function_epilogue): Remove
5998 (avr_init_machine_status, expand_prologue, expand_epilogue,
5999 avr_asm_function_end_prologue, avr_epilogue_uses,
6000 avr_asm_function_begin_epilogue): New functions.
6001 (prologue_size, epilogue_size, jump_tables_size): Remove global
6003 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
6004 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
6005 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
6006 (avr_override_options): Initialise init_machine_status.
6007 (output_movhi): Handle all stack pointer loads.
6008 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
6009 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
6010 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
6011 (EPILOGUE_USES) Redefine.
6012 (machine_function) Declare.
6014 2007-05-19 Richard Sandiford <richard@codesourcery.com>
6016 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
6017 Use a single return statement.
6019 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6022 * builtins.c (do_mpfr_lgamma_r): New.
6023 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
6024 * tree.h (CASE_FLT_FN_REENT): New.
6026 2007-05-18 Geoffrey Keating <geoffk@apple.com>
6028 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
6029 (output_die): Use 'unsigned long' with %x.
6030 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
6031 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
6032 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
6034 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
6036 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
6041 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
6042 true if function has no argument.
6044 2007-05-18 DJ Delorie <dj@redhat.com>
6046 * config/mips/mips.c (mips_offset_within_alignment_p): New.
6047 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
6049 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
6051 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
6052 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
6053 count_trailing_zeros.
6054 (__i386__): Implement count_leading_zeros using __builtin_clz().
6055 Implement count_trailing_zeros usign __builtin_ctz().
6057 2007-05-18 Richard Sandiford <richard@codesourcery.com>
6059 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
6061 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
6064 * expr.c (emit_move_change_mode): Change mode of push operands here.
6066 2007-05-17 Ian Lance Taylor <iant@google.com>
6068 PR tree-optimization/31953
6069 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
6071 (set_value_range_to_null): Call set_value_range_to_value.
6072 (extract_range_from_comparison): Likewise.
6074 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6076 * toplev.c (print_version): Output GMP/MPFR version info.
6078 * builtins.c (CASE_MATHFN_REENT): New macro.
6079 (mathfn_built_in): Use it.
6080 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
6081 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
6082 BUILT_IN_LGAMMAL_R): New.
6083 * doc/extend.texi: Document new builtins.
6086 * builtins.c (do_mpfr_remquo): New.
6087 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
6088 (fold_builtin_3): Handle BUILT_IN_REMQUO.
6091 * builtins.c (fold_builtin_1): Handle y0, y1.
6092 (fold_builtin_2): Handle yn.
6095 * builtins.c (do_mpfr_bessel_n): New.
6096 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
6097 (fold_builtin_2): Handle BUILT_IN_JN.
6099 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
6102 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
6103 TYPE_PRECISION (intmax_type_node).
6105 2007-05-17 Steve Ellcey <sje@cup.hp.com>
6108 * reload.c (subst_reloads): Remove checking.
6110 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
6112 PR rtl-optimization/31691
6113 * combine.c (simplify_set): Build a new src pattern instead of
6114 substituting its operands in the COMPARE case.
6116 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
6118 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
6119 (execute_vrp): Preserve loops through jump threading.
6120 * tree-ssa-threadupdate.c (thread_single_edge,
6121 dbds_continue_enumeration_p, determine_bb_domination_status,
6122 thread_through_loop_header): New functions.
6123 (create_edge_and_update_destination_phis,
6124 create_edge_and_update_destination_phis): Set loops for the new blocks.
6125 (prune_undesirable_thread_requests): Removed.
6126 (redirect_edges): Do not pretend that redirect_edge_and_branch can
6128 (thread_block): Do not call prune_undesirable_thread_requests.
6130 (mark_threaded_blocks): Select edges to thread here.
6131 (thread_through_all_blocks): Take may_peel_loop_headers argument.
6132 Thread edges through loop headers independently.
6133 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
6134 * tree-pass.h (TODO_mark_first_instance): New.
6135 (first_pass_instance): Declare.
6136 * cfghooks.c (duplicate_block): Put the block to the original loop
6137 if copy is not specified.
6138 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
6139 jump threading. Pass may_peel_loop_headers to
6140 thread_through_all_blocks according to first_pass_instance.
6141 * cfgloop.h (create_preheader): Declare.
6142 * tree-flow.h (thread_through_all_blocks): Declaration changed.
6143 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
6144 * passes.c (first_pass_instance): New variable.
6145 (next_pass_1): Set TODO_mark_first_instance.
6146 (execute_todo): Set first_pass_instance.
6148 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
6150 PR tree-optimization/24659
6151 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
6152 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
6153 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
6154 OTI_vec_pack_ufix_trunc.
6155 (vec_unpacks_float_hi_optab): Define new macro.
6156 (vec_unpacks_float_lo_optab): Ditto.
6157 (vec_unpacku_float_hi_optab): Ditto.
6158 (vec_unpacku_float_lo_optab): Ditto.
6159 (vec_pack_sfix_trunc_optab): Ditto.
6160 (vec_pack_ufix_trunc_optab): Ditto.
6161 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
6162 and vec_pack_[s|u]fix_trunc_optab using
6163 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
6164 * tree-vectorizer.c (supportable_widening_operation): Handle
6165 FLOAT_EXPR and CONVERT_EXPR. Update comment.
6166 (supportable_narrowing_operation): New function.
6167 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
6168 * tree-vect-transform.c (vectorizable_conversion): Handle
6169 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
6170 (vect_gen_widened_results_half): Move before vectorizable_conversion.
6171 (vectorizable_type_demotion): Call supportable_narrowing_operation()
6172 to check for target support.
6173 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
6174 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
6175 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
6176 for VEC_PACK_FIX_TRUNC_EXPR.
6177 (expand_binop): Special case mode of the result for
6178 vec_pack_[u|s]fix_trunc_optab.
6179 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
6180 vec_pack_[u|s]fix_trunc_optab.
6182 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
6183 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
6184 * tree-pretty-print.c (dump_generic_node): Handle
6185 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
6186 VEC_PACK_FIX_TRUNC_EXPR.
6188 * expr.c (expand_expr_real_1): Ditto.
6189 * tree-inline.c (estimate_num_insns_1): Ditto.
6190 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
6192 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
6193 (vec_unpacks_float_lo_v8hi): Ditto.
6194 (vec_unpacku_float_hi_v8hi): Ditto.
6195 (vec_unpacku_float_lo_v8hi): Ditto.
6196 (vec_unpacks_float_hi_v4si): Ditto.
6197 (vec_unpacks_float_lo_v4si): Ditto.
6198 (vec_pack_sfix_trunc_v2df): Ditto.
6200 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
6202 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
6203 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
6204 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
6205 [vec_pack_ufix_trunc]: Ditto.
6206 [vec_unpacks_float_hi]: Ditto.
6207 [vec_unpacks_float_lo]: Ditto.
6208 [vec_unpacku_float_hi]: Ditto.
6209 [vec_unpacku_float_lo]: Ditto.
6211 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
6213 * soft-fp/README: Update for new files.
6214 * soft-fp/floattisf.c: New file.
6215 * soft-fp/floattidf.c: New file.
6216 * soft-fp/floattitf.c: New file.
6217 * soft-fp/floatuntisf.c: New file.
6218 * soft-fp/floatuntidf.c: New file.
6219 * soft-fp/floatuntitf.c: New file.
6220 * soft-fp/fixsfti.c: New file.
6221 * soft-fp/fixdfti.c: New file.
6222 * soft-fp/fixtfti.c: New file.
6223 * soft-fp/fixunssfti.c: New file.
6224 * soft-fp/fixunsdfti.c: New file.
6225 * soft-fp/fixunstfti.c: New file.
6226 * soft-fp/extendxftf.c: New file.
6227 * soft-fp/trunctfxf.c: New file.
6229 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
6230 (__trunctfxf2): Ditto.
6232 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
6233 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
6234 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
6235 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
6236 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
6237 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
6239 * config/i386/t-fprules-softfp64: New file.
6240 * config/i386/sfp-machine.h: New file.
6241 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
6242 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
6243 and soft-fp/t-softfp to tmake_file.
6244 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
6245 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
6247 * config/i386/t-linux64 (softfp_wrap_start): New.
6248 (softfp_wrap_end): New.
6249 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
6250 supported for TARGET_64BIT.
6252 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
6254 * c-common.c (c_common_signed_or_unsigned_type): Emulate
6255 c_common_unsigned_type behavior.
6257 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
6259 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
6262 2007-05-16 Eric Christopher <echristo@apple.com>
6264 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
6265 saving after stack push. Set sp_offset whenever we push.
6266 (rs6000_emit_epilogue): Move altivec register restore before
6269 2007-05-16 Richard Sandiford <richard@codesourcery.com>
6271 * configure.ac: Allow sysroots to be relocated under $prefix as
6272 well as $exec_prefix.
6273 * configure: Regenerate.
6275 2007-05-16 Richard Sandiford <richard@codesourcery.com>
6279 2007-05-12 Richard Sandiford <richard@codesourcery.com>
6281 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6282 (gcc_tooldir): Likewise.
6283 * configure: Regenerate.
6284 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6285 old configure.ac gcc_tooldir setting.
6286 (prefix_to_exec_prefix): New variable.
6287 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6288 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6290 2007-05-14 Janis Johnson <janis187@us.ibm.com>
6292 * c-typeck.c (build_binary_op): Return early for error.
6294 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
6296 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
6297 struct nb_iter_bound.
6298 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
6299 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
6300 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
6301 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
6302 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
6303 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
6304 (del_scev_info): Use ggc_free.
6305 (scev_initialize): Allocate scalar_evolution_info in gc memory.
6306 * loop-init.c: Include ggc.h.
6307 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
6308 (loop_optimizer_finalize): Use ggc_free.
6309 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
6310 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
6311 pass_iv_optimize): Add TODO_ggc_collect.
6312 * function.h (struct function): Remove skip marker from
6314 * cfgloop.c: Include ggc.h.
6315 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
6317 (establish_preds): Vector superloops is gc allocated.
6318 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
6320 (flow_loops_find): Vector larray is gc allocated.
6321 (loop_exit_free): Use ggc_free.
6322 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
6323 that head of exits list is now not a part of struct loop.
6324 (record_loop_exits): Allocate exits table in gc memory.
6325 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
6326 that head of exits list is now not a part of struct loop.
6327 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
6328 struct loop_exit): Add GTY marker.
6329 (struct loop): Add GTY marker. Make superloops vector gc allocated.
6330 Add skip marker to aux field. Make head of exits list a separate
6332 (struct loops): Add GTY marker. Make larray vector gc allocated.
6333 Add param marker to exits table.
6334 (get_loops): Type changed.
6335 * Makefile.in (tree-scalar-evolution.o): Add
6336 gt-tree-scalar-evolution.h dependency.
6337 (cfgloop.o, loop-init.o): Add ggc.h dependency.
6338 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
6339 * basic-block.h (struct basic_block_def): Remove skip marker from
6342 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
6344 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
6345 of 0 in the call to expand_expr().
6346 (expand_builtin_mathfn_3): Ditto.
6347 (expand_builtin_interclass_mathfn): Ditto.
6348 (expand_builtin_cexpi): Ditto.
6349 (expand_builtin_int_roundingfn): Ditto.
6350 (expand_builtin_int_roundingfn_2): Ditto.
6351 (expand_builtin_pow): Ditto.
6352 (expand_builtin_powi): Ditto.
6353 (expand_builtin_bswap): Ditto.
6354 (expand_builtin_unop): Ditto.
6355 (expand_builtin_fabs): Ditto.
6356 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
6357 the call to expand_expr().
6358 (expand_builtin_sync_operation): Ditto.
6359 (expand_builtin_compare_and_swap): Ditto.
6360 (expand_builtin_lock_test_and_set): Ditto.
6361 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
6362 instead of 0 in the call to expand_expr().
6363 (expand_builtin_extract_return_addr): Ditto.
6364 (expand_builtin_eh_return): Ditto.
6365 (expand_eh_return): Ditto.
6366 * explow.c (expr_size): Ditto.
6367 * expr.c (optimize_bitfield_assignment_op): Ditto.
6368 (expand_assignement): Ditto.
6369 (store_expr): Ditto.
6370 (store_field): Ditto.
6371 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
6372 the call to expand_expr().
6373 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
6374 in the call to expand_expr().
6375 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
6376 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
6377 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
6379 * optabs.c (expand_vec_shift_expr): Ditto.
6380 (expand_vec_cond_expr): Ditto.
6381 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
6382 call to expand_expr().
6383 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
6384 in the call to expand_expr().
6386 2007-05-14 Dave Korn <dave.korn@artimi.com>
6388 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
6390 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
6392 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
6393 instead of c_common_unsigned_type.
6394 (c_common_unsigned_type): Remove.
6395 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
6396 c_common_unsigned_type.
6397 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
6398 c_common_unsigned_type.
6399 * c-common.h (c_common_unsigned_type): Remove.
6400 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
6401 c_common_unsigned_type.
6402 * c-format.c (check_format_types): Use unsigned_type_for instead of
6403 c_common_unsigned_type.
6404 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
6405 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
6406 of c_common_unsigned_type.
6407 * convert.c (convert_to_integer): Use unsigned_type_for instead of
6408 lang_hooks.types.unsigned_type.
6409 * expmed.c (make_tree): Use unsigned_type_for instead of
6410 lang_hooks.types.unsigned_type.
6411 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
6412 lang_hooks.types.unsigned_type.
6413 (build_range_check): Likewise.
6414 (fold_unary): Likewise.
6415 (fold_binary): Likewise.
6416 (fold_ternary): Likewise.
6417 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
6418 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
6419 * tree.c (get_unsigned_type): New.
6420 (unsigned_type_for): Use get_unsigned_type instead of
6421 lang_hooks.types.unsigned_type.
6423 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
6425 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
6426 to m68k_get_function_kind. Update its prototype.
6427 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
6429 (m68k_interrupt_function_p): Return enum m68k_function_type
6430 instead of bool. Rename to m68k_get_function_kind.
6431 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
6433 (m68k_compute_frame_layout): Don't mark any register for save
6434 if an interrupt_thread attribute is specified.
6435 (m68k_hard_regno_rename_ok): Update a use of
6436 m68k_interrupt_function_p.
6437 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
6438 m68k_interrupt_function_p.
6439 (m68k_function_type): New.
6440 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
6441 for a function with an interrupt_thread attribute.
6442 * doc/extend.texi: Document the interrupt_thread attribute.
6444 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
6446 Fix PR tree-optimization/31911
6447 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
6448 if they didn't change the expression.
6450 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
6452 * tree-scalar-evolution.c (resolve_mixers): Exported.
6453 * tree-scalar-evolution.h (resolve_mixers): Declare.
6454 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
6455 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
6456 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
6457 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
6458 init_array_ref, init_pointer_ref, analyze_indirect_ref,
6459 strip_conversion, analyze_offset_expr, address_analysis,
6460 object_analysis, analyze_offset): Removed.
6461 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
6462 split_constant_offset, canonicalize_base_object_address,
6463 object_address_invariant_in_loop_p, disjoint_objects_p,
6464 dr_may_alias_p, dr_address_invariant_p): New functions.
6465 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
6466 and dr_analyze_alias.
6467 (initialize_data_dependence_relation): Use dr_may_alias_p
6468 and object_address_invariant_in_loop_p.
6469 (compute_self_dependence): Handle the case when
6470 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
6471 (find_data_references_in_stmt): Restrict the analysis of data
6472 references to the given loop nest.
6473 (find_data_references_in_loop): Made static. Pass loop nest to
6474 find_data_references_in_stmt.
6475 (compute_data_dependences_for_loop): Use DR_VOPS.
6476 (free_data_ref): Free DR_VOPS.
6477 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
6478 (struct innermost_loop_behavior): ... new.
6479 (struct base_object_info): Replaced by ...
6480 (struct indices): ... new.
6481 (struct dr_alias): New.
6482 (enum data_ref_type): Removed.
6483 (struct data_reference): Consist of struct innermost_loop_behavior,
6484 struct indices and struct dr_alias.
6485 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
6486 (DR_MEMTAG): Renamed to ...
6487 (DR_SYMBOL_TAG): ... this.
6488 (find_data_references_in_loop): Declaration removed.
6489 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
6490 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
6491 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
6492 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
6494 2007-05-13 Revital Eres <eres@il.ibm.com>
6496 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
6497 which walks virtual def-use chains to find redundant stores.
6498 (dse_optimize_stmt): Call it.
6500 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
6502 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
6503 * passes.c (init_optimization_passes): Move pass_jump_bypass
6506 * basic-block.h (bb_has_eh_pred): Fix style issue.
6508 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
6510 PR rtl-optimization/31848
6511 * loop-invariant.c (move_invariant_reg): If we move an insn
6512 with a REG_EQUAL note, and that insn is not always executed,
6513 remove the REG_EQUAL note.
6515 2007-05-12 Richard Guenther <rguenther@suse.de>
6517 PR tree-optimization/31797
6518 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
6519 propagate into a stmt that has volatile ops.
6521 2007-05-12 Richard Sandiford <richard@codesourcery.com>
6523 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6524 (gcc_tooldir): Likewise.
6525 * configure: Regenerate.
6526 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6527 old configure.ac gcc_tooldir setting.
6528 (prefix_to_exec_prefix): New variable.
6529 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6530 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6532 2007-05-11 Silvius Rus <rus@google.com>
6534 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
6535 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
6536 * c-common.h (strict_aliasing_warning): Change return type.
6537 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
6538 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
6539 (build_c_cast): Condition call to strict_aliasing_warning.
6540 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
6541 * flags.h (set_Wstrict_aliasing): Declare.
6542 * opts.c (set_Wstrict_alising): Define, add call to.
6543 * tree-flow.h (strict_aliasing_warning_backend): Declare.
6544 * tree-ssa-alias-warnings.c: New file.
6545 * tree-ssa-alias.c (compute_may_aliases): Add call to
6546 strict_aliasing_warning_backend.
6548 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
6550 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
6551 Use loop_depth and loop_outer accessor functions.
6552 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
6553 determine_invariantness_stmt, move_computations_stmt): Ditto.
6554 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
6555 add_loop, loopify, unloop, fix_loop_structure): Ditto.
6556 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
6557 * tree-scalar-evolution.c (interpret_loop_phi,
6558 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
6559 instantiate_parameters_1, scev_const_prop): Ditto.
6560 * cfghooks.c (make_forwarder_block): Ditto.
6561 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
6562 * modulo-sched.c (loop_canon_p): Ditto.
6563 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
6564 slpeel_can_duplicate_loop_p): Ditto.
6565 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
6566 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
6567 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
6568 cancel_loop, verify_loop_structure): Ditto.
6569 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
6570 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
6571 superloops vector instead of "pred" array.
6572 (establish_preds): Take father loop as an argument. Initialize the
6574 (flow_loop_tree_node_add): Pass father loop to establish_preds.
6575 Do not initialize loop->outer.
6576 (flow_loop_tree_node_remove): Truncate the superloops vector.
6577 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
6578 "pred" merged to "superloops" vector.
6579 (loop_depth, loop_outer): New.
6580 (fel_init): Use loop_outer.
6582 2007-05-11 Jan Hubicka <jh@suse.cz>
6584 * cgraphunit.c: Include gt-cgraphunit.h
6585 (static_ctors, static_dtors): New static vars.
6586 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
6587 based on implementation in c-common.c
6588 (cgraph_finalize_function): Call record_cdtor_fn.
6589 (cgraph_optimize): Call cgraph_build_cdtor_fns.
6590 * decl.c (finish_function): Do not call c_record_cdtor_fn.
6591 (c_write_global_declarations): Do not call c_build_cdtor_fns.
6592 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
6593 build_cdtor, c_build_cdtor_fns): Remove.
6594 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
6595 c_build_cdtor_fns): Remove prototype.
6597 2007-05-11 Paolo Carlini <pcarlini@suse.de>
6600 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
6601 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
6602 * builtins.c (fold_builtin_memchr): New.
6603 (expand_builtin_memchr): Call the latter.
6604 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
6605 * doc/extend.texi ([Other built-in functions provided by GCC]):
6608 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
6610 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
6611 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
6612 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
6613 PFPO_OP1_TYPE_SHIFT): Constants added.
6614 (DFP_ALL): Mode macro defined.
6615 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
6616 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
6617 Insn definitions added.
6618 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
6619 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
6622 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
6624 PR tree-optimization/31885
6625 * tree-chrec.c (chrec_contains_undetermined): Do not consider
6626 NULL_TREE to be undetermined.
6627 (automatically_generated_chrec_p): Return false for NULL.
6629 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
6631 * config/bfin/bfin.h (MOVE_RATIO): Define.
6633 2007-05-10 Richard Sandiford <richard@codesourcery.com>
6635 * config.gcc (sparc-wrs-vxworks): New target.
6636 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
6637 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
6638 * config/sparc/sparc.h: Include vxworks-dummy.h.
6639 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
6640 include LABEL_REFs too.
6641 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
6642 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
6644 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
6646 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
6647 (sparc_emit_call_insn): New function.
6648 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
6649 functions when generating VxWorks PIC.
6650 * config/sparc/sparc.md (vxworks_load_got): New pattern.
6651 (call, call_value): Use sparc_emit_call_insn instead of
6654 2007-05-09 Bob Wilson <bob.wilson@acm.org>
6656 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
6658 2007-05-09 Bob Wilson <bob.wilson@acm.org>
6660 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
6661 for floating-point values if HOST_BITS_PER_LONG > 32. Use
6662 split_double instead of operand_subword.
6664 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
6666 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
6667 * config/bfin/bfin.c (bfin_local_alignment): New function.
6668 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
6670 2007-05-08 Chao-ying Fu <fu@mips.com>
6672 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
6673 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
6674 (smsub_widen_optab, umsub_widen_optab): Define.
6675 * optabs.c (init_optabs): Initialize smsub_widen_optab and
6677 * genopinit.c (optabs): Fill in smsub_widen_optab and
6679 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
6680 and umsub_widen_optab to implement multiply-subtract sequences.
6681 * config/mips/mips.md (*msac<u>_di): Rename to...
6682 (<u>msubsidi4): ...this. Extend condition to include
6683 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
6684 of operand 0 to "ka" and use the three-operand form of msub<u>
6686 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
6689 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
6691 PR rtl-optimization/28011
6692 * reload.c (push_reload): Set dont_share if IN appears in OUT
6693 also when IN is a PLUS rtx.
6694 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
6697 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
6699 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
6700 call unshare_all_decls.
6701 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
6702 (unshare_all_decls): Remove.
6704 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
6707 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
6710 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
6711 Nigel Stephens <nigel@mips.com>
6713 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
6714 Update comments and all uses.
6715 (MIN_FPRS_PER_FMT): Define.
6716 * config/mips/mips.c (function_arg): Fix to correctly handle
6717 the -mips32r2 -mfp64 -mabi=32 case.
6718 (override_options): Enable use of odd-numbered registers for
6719 SFmode values on MIPS32.
6720 (mips_save_reg_p): Save whole floating-point register pair if
6721 either half is used.
6722 (compute_frame_size): Fix comment.
6724 2007-05-08 Jie Zhang <jie.zhang@analog.com>
6726 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
6727 argument of type bool.
6728 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
6729 argument. Safely select temporary P register according to it.
6730 (do_link): Change call site of add_to_reg accordingly.
6731 (do_unlink): Add epilogue_p as a fourth argument and pass it
6733 (expand_interrupt_handler_epilogue): Change call of do_unlink
6735 (bfin_expand_prologue): Add a third argument sibcall_p.
6736 * config/bfin/bfin.md (epilogue): Change call of
6737 bfin_expand_epilogue accordingly.
6738 (sibcall_epilogue): Likewise.
6739 (eh_return_internal): Likewise.
6741 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
6742 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
6743 * config/bfin/bfin.c (bfin_handle_option): Handle
6744 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
6745 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
6746 Support bf534, bf536 and bf561.
6747 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
6749 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
6752 * config/i386/i386.c (ix86_function_regparm): Process local
6753 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
6755 2007-05-07 Mike Stump <mrs@apple.com>
6757 * doc/invoke.texi (Warning Options): Document that -Wempty-body
6758 also checks for and while statements in C++.
6760 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
6762 * gcc.c (at_file_supplied): New variable.
6763 (main): Set it if we expanded argv.
6764 (do_spec_1): Pass an @-file to the linker if we were called with
6765 an @-file argument and HAVE_GNU_LD.
6766 * collect2.c (at_file_supplied): New variable.
6767 (response_file): New variable.
6768 (collect_exit): Unlink response_file if necessary.
6769 (handler): Likewise.
6770 (do_wait): Likewise.
6771 (main): Set at_file_supplied if we expanded argv.
6772 (collect_execute): Pass an @-file to subprocesses if we were called
6773 with an @-file argument.
6774 * configure.ac: Add define for HAVE_GNU_LD.
6775 * configure: Regenerate.
6776 * config.in: Regenerate.
6778 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
6780 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
6786 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
6788 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
6789 (TARGET_ENCODE_SECTION_INFO): Re-define.
6790 (m32c_encode_section_info): New
6791 (function_vector_handler): New
6792 (current_function_special_page_vector): New
6793 (m32c_special_page_vector_p): New.
6794 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
6796 * config/m32c/jump.md: Added instruction JSRS for functions
6797 with attribute "function_vector".
6798 * doc/extend.texi (function_vector): Added description
6799 for M16C, M32C targets.
6801 2007-05-07 DJ Delorie <dj@redhat.com>
6804 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
6805 ashrpsi3, lshrpsi3): Update shift count constraint.
6807 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
6808 Nathan Froyd <froydnj@codesourcery.com>
6811 * c-incpath.c (add_path): Strip trailing path separators.
6813 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
6815 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
6816 Free dominance info before purging EH edges.
6817 (eliminate_degenerate_phis): Likewise.
6818 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
6820 2007-05-07 Jan Hubicka <jh@suse.cz>
6822 * gimplify.c (gimplify_expr): Do not crash when folding
6823 (void *)(int)&a + 4.
6825 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6828 * c-opts.c (lang_fortran): Make it non static.
6829 * c-common.h (lang_fortran): New prototype.
6830 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
6831 -lang-fortran option was passed by the driver.
6833 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
6835 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
6836 of ASSERT_CHECKING. Tweak message.
6838 2007-05-06 Revital Eres <eres@il.ibm.com>
6841 * loop-unroll.c (insert_var_expansion_initialization):
6842 Initialize the expansions with -zero instead of +zero.
6844 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
6846 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
6847 into pic and non-pic versions. Mark r19 as used for
6848 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
6849 for tgd_load, tld_load and tie_load .
6850 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
6851 version of tgd_load, tld_load and tie_load depending on the
6854 2007-05-04 Ulrich Drepper <drepper@redhat.com>
6855 Jakub Jelinek <jakub@redhat.com>
6857 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
6858 (__do_global_dtors_aux): Use more paranoid loop to run
6859 destructors if HIDDEN_DTOR_LIST_END.
6860 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
6862 2007-05-04 Jakub Jelinek <jakub@redhat.com>
6864 * varasm.c (align_variable): Don't increase alignment for
6865 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
6866 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
6868 2007-05-04 Josh Conner <jconner@apple.com>
6870 * basic-block.h (cdi_direction): Assign values to all enumeration
6872 (dom_computed): Remove.
6873 (dom_info_state): New.
6874 (set_dom_info_availability): New.
6875 * tree-ssa-loop-im.c (determine_invariantness): Initialize
6876 walk_data.dom_direction.
6877 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
6878 instead of dom_computed[].
6879 (split_edge): Likewise.
6880 (create_basic_block): Likewise.
6881 (merge_blocks): Likewise.
6882 * ifcvt.c (find_if_header): Likewise.
6883 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
6884 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
6885 * tree-ssa.c (verify_ssa): Likewise.
6886 * tree-cfg.c (tree_verify_flow_info): Likewise.
6887 (remove_edge_and_dominated_blocks): Likewise.
6888 * dominance.c (dom_computed): Make static.
6889 (calc_dfs_tree_nonrec): Change third param to a bool.
6890 (calc_dfs_tree): Change second param to a bool.
6891 (calc_idioms): Change second param to a bool. Use
6892 dom_convert_dir_to_idx.
6893 (init_dom_info): Validate dir before using.
6894 (dom_convert_dir_to_idx): New.
6895 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
6896 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
6897 (free_dominance_info): Use dom_convert_dir_to_idx.
6898 (get_immediate_dominator): Likewise.
6899 (set_immediate_dominator): Likewise.
6900 (get_dominated_by): Likewise.
6901 (redirect_immediate_dominators): Likewise.
6902 (nearest_common_denominator): Likewise.
6903 (dominated_by_p): Likewise.
6904 (bb_dom_dfs_in): Likewise.
6905 (bb_dom_dfs_out): Likewise.
6906 (recount_dominator): Likewise.
6907 (iterate_fix_dominators): Likewise.
6908 (add_to_dominance_info): Likewise.
6909 (delete_from_dominance_info): Likewise.
6910 (first_dom_son): Likewise.
6911 (next_dom_son): Likewise.
6912 (dom_info_available_p): Likewise.
6913 (dom_info_state): New.
6914 (set_dom_info_availability): New.
6916 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6918 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
6920 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
6922 2007-05-04 Bob Wilson <bob.wilson@acm.org>
6924 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
6925 (subdi3, subdi_carry): Delete.
6927 2007-05-04 Jan Hubicka <jh@suse.cz>
6928 Richard Guenther <rguenther@suse.de>
6930 * opts.c (decode_options): Do not fiddle with inlining
6931 parameters in case of optimizing for size.
6932 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
6933 for size do nothing.
6934 (cgraph_decide_inlining_of_small_function): When optimizing for
6935 size never inline functions increasing caller size.
6936 (cgraph_early_inlining): Inline for size when optimizing for size.
6938 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
6940 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
6941 logical operations piecewise.
6942 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
6943 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
6944 subdi_sesidi_di): Delete.
6945 (add_with_carry): Produce carry in CC instead of a DREG to shorten
6946 the generated sequence. Allow three-reg add in constraints. Rewrite
6947 the rtl expression for carry to avoid zero_extend of a constant.
6948 (sub_with_carry): New pattern.
6949 (adddi3, subdi3): Change into define_expand. For subtract, generate a
6950 different sequence not involving jumps.
6951 (notbi): Now a named pattern.
6953 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
6955 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
6956 Add the note about a significant loss of accuracy of some
6957 mathematical routines when these options are used.
6959 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6961 * haifa-sched.c (rtx_vec_t): New typedef.
6962 (contributes_to_priority_p): Extract piece of priority () into new
6964 (priority): Use the function. Add assertion.
6965 (rank_for_schedule, set_priorities): Add assertion to check that
6966 insn's priority is initialized.
6967 (clear_priorities, calc_priorities): Change signature. Make it update
6968 all relevant insns. Update all callers ('add_to_speculative_block ()'
6969 and 'create_block_check_twin ()').
6970 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
6971 Add new field 'priority_status'.
6972 (INSN_PRIORITY_STATUS): New macro.
6973 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
6975 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6977 * sched-ebb.c (debug_ebb_dependencies): New static function.
6978 (init_ready_list): Use it.
6980 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
6981 with changed signature and 'debug_rgn_dependencies ()'.
6982 (debug_rgn_dependencies): New static function.
6983 (init_ready_list): Use it.
6985 * sched-int.h (debug_dependencies): Declare.
6987 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6989 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
6991 2007-05-04 Dirk Mueller <dmueller@suse.de>
6993 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
6995 2007-05-03 Jan Hubicka <jh@suse.cz>
6997 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
6998 ((T1)X op (T1)Y), for pointer type in more cases than before.
7000 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
7002 * tree-object-size.c (plus_expr_object_size): When operand size is
7003 unknown, return unknown.
7005 2007-05-03 Dirk Mueller <dmueller@suse.de>
7007 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
7009 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
7012 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
7014 2007-05-03 Janis Johnson <janis187@us.ibm.com>
7016 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
7018 2007-05-03 Joseph Myers <joseph@codesourcery.com>
7020 * config/soft-fp/double.h, config/soft-fp/extended.h,
7021 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
7022 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
7023 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
7024 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
7027 2007-05-03 Ian Lance Taylor <iant@google.com>
7029 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
7030 MASK_PPC_GFXOPT for 8540 or 8548.
7032 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
7034 * tree-vect-transform.c (vect_update_inits_of_drs): Use
7035 vect_print_dump_info() to output debug information.
7037 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
7040 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
7041 operands of size 2 when operand is not MEM_P.
7043 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
7045 PR tree-optimization/30565
7046 * lambda-code.c (perfect_nestify): Fix updating of dominators.
7048 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
7050 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
7051 (umulsi3_highpart): Use them.
7052 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
7053 for final accumulator to D regisster tranfser.
7055 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
7057 PR tree-optimization/31699
7058 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
7060 (vect_enhance_data_refs_alignment): Compute peel amount using
7061 TYPE_VECTOR_SUBPARTS instead of vf.
7062 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
7064 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
7067 * system.h: Remove inclusion of double-int.h
7068 * tree.h: Include double-int.h
7069 * gengtype.c: Likewise
7070 * cfgloop.h: Likewise
7071 * Makefile.in: Adjust dependencies on double-int.h
7073 2007-05-02 Eric Christopher <echristo@apple.com>
7075 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
7076 -shared to -Zdynamiclib.
7078 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
7081 * c-common.c (strip_pointer_or_array_types): New function.
7082 * c-common.h (strip_pointer_or_array_types): New function declaration.
7084 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
7086 PR tree-optimization/31771
7087 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
7089 2007-05-02 Paul Brook <paul@codesourcery.com>
7091 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
7093 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
7096 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
7099 2007-05-02 Nick Clifton <nickc@redhat.com>
7101 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
7103 2007-05-02 Richard Guenther <rguenther@suse.de>
7105 PR tree-optimization/31146
7106 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
7107 argument, single_use_p. If we have a single use that is
7108 a conversion to the definition rhs type, propagate that rhs.
7109 (forward_propagate_addr_expr): Pass single_use_p argument
7110 to forward_propagate_addr_expr_1.
7112 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
7114 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
7117 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7119 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
7120 'AMD Family 10 core'.
7122 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7124 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
7125 and athlon64-sse3 as improved versions of k8, opteron and athlon64
7126 with SSE3 instruction set support.
7127 * doc/invoke.texi: Likewise.
7129 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7131 * config/i386/i386.c (override_options): Tuning 32-byte loop
7132 alignment for amdfam10 architecture. Increasing the max loop
7133 alignment to 24 bytes.
7135 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
7137 * config/m68k/constraints.md: New.
7138 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
7139 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
7140 EXTRA_CONSTRAINT): Remove.
7141 * config/m68k/m68k.md: Include constraints.md.
7142 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
7144 2007-05-01 Ian Lance Taylor <iant@google.com>
7146 PR tree-optimization/31739
7147 * tree-vrp.c (vrp_val_is_max): New static function.
7148 (vrp_val_is_min): New static function.
7149 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
7151 (set_value_range): Use vrp_val_is_{max,min}.
7152 (extract_range_from_assert): Likewise.
7153 (extract_range_from_binary_expr): Likewise.
7154 (extract_range_from_unary_expr): Likewise.
7155 (dump_value_range, vrp_meet): Likewise.
7156 (vrp_visit_phi_node): Likewise.
7157 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
7159 2007-05-01 Mark Mitchell <mark@codesourcery.com>
7161 * config/i386/gmon-sol2.c (size_t): New type.
7162 (intptr_t): Likewise.
7163 (s_textsize): Declare as size_t.
7165 (monstartup): Use size_t for sizes.
7166 (_mcount): Save and restore registers.
7167 (internal_mcount): Pass 0 as the first argument to monstartup
7169 (moncontrol): Convert pointer to appropriately sized integer
7170 before passing to profil.
7172 2007-05-01 Joseph Myers <joseph@codesourcery.com>
7174 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
7175 __NO_FPRS__, not just if _SOFT_DOUBLE.
7176 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
7177 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
7178 also for E500 double.
7179 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
7180 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
7183 2007-05-01 Richard Guenther <rguenther@suse.de>
7185 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
7188 2007-05-01 Joseph Myers <joseph@codesourcery.com>
7190 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
7192 2007-05-01 Jan Hubicka <jh@suse.cz>
7194 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
7197 2007-05-01 Jan Hubicka <jh@suse.cz>
7199 * tree.h (maybe_fold_offset_to_component_ref): Remove.
7200 (maybe_fold_offset_to_reference): Declare.
7201 * fold-const.c (fold_unary): Do not fold
7202 (type *)&A into &A->field_of_type_and_offset_0
7203 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
7204 size is unknown, give up.
7205 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
7207 (maybe_fold_offset_to_reference): New.
7208 (maybe_fold_stmt_indirect): Use it.
7209 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
7210 * gimplify.c (gimplify_conversion): Canonicalize conversions to
7212 (gimplify_expr): Likewise for plus_expr.
7214 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
7216 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
7217 bsi_after_labels. Always insert statements before bsi.
7218 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
7219 * predict.c (apply_return_prediction): Check for empty blocks.
7220 * cfgexpand.c (lab_rtx_for_bb): New variable.
7221 (label_rtx_for_bb): Do not create new tree labels.
7222 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
7223 (tree_expand_cfg): Initialize lab_rtx_for_bb.
7224 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
7226 (label_for_bb): Add field used.
7227 (update_eh_label, main_block_label): Mark the label used.
7228 (cleanup_dead_labels): Remove unused labels.
7230 2007-05-01 Richard Guenther <rguenther@suse.de>
7232 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
7233 if it is not about to be set.
7234 (get_value_range): Do not pre-allocate equiv bitmap.
7235 (update_value_range): No need to clear equiv field.
7236 (add_equivalence): Change prototype to get bitmap pointer.
7237 Allocate bitmap here if it is not already.
7238 (extract_range_from_assert): Do not allocate bitmap here.
7239 Update callers to add_equivalence.
7240 (extract_range_from_ssa_name): Likewise.
7241 (get_vr_for_comparison): New static helper.
7242 (compare_name_with_value): Handle NULL equiv bitmap by
7243 peeling the first iteration of the comparison loop.
7244 Use get_vr_for_comparison.
7245 (compare_names): Handle NULL equiv bitmaps by using fake
7246 ones. Use get_vr_for_comparison.
7248 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
7250 * double-int.c (mpz_set_double_int): Moved from
7251 tree-ssa-loop-niter.c.
7252 (mpz_get_double_int): Likewise; also, add option to wrap
7253 out-of-range integers.
7254 * double-int.h: New prototypes for above.
7255 * tree.c (get_static_type_bounds): Moved from
7256 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
7257 TYPE_MAX_VALUE if they exist..
7258 * tree.h: New prototype for above.
7259 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
7260 get_type_bounds calls.
7261 (mpz_set_double_int): Move to double-int.c.
7262 (get_type_bounds): Move to tree.c, rename to
7263 get_static_type_bounds.
7264 (mpz_to_double_int): Move to double-int.c, rename to
7267 2007-04-30 Bob Wilson <bob.wilson@acm.org>
7269 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
7270 DIV0 exception can fall through to a normal return.
7272 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
7276 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
7277 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
7278 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7279 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
7280 initialize align to silence bogus warning.
7281 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7282 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
7284 (struct sra_walk_fns): Remove use_all parameter from use.
7285 (sra_hash_tree): Handle BIT_FIELD_REFs.
7286 (sra_elt_hash): Don't hash bitfld blocks.
7287 (sra_elt_eq): Skip them in parent compares as well. Handle
7289 (sra_walk_expr): Don't maintain or pass down use_all_p.
7290 (scan_use): Remove use_all parameter.
7291 (scalarize_use): Likewise. Re-expand assignment to
7292 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
7293 output, and re-scalarize after output. Don't mark anything
7295 (scalarize_ldst): Adjust.
7296 (scalarize_walk_gimple_modify_statement): Likewise.
7297 (build_element_name_1): Handle BIT_FIELD_REFs.
7298 (instantiate_element): Don't warn for any element whose parent
7300 (instantiate_missing_elements_1): Return the sra_elt.
7301 (canon_type_for_field): New.
7302 (try_instantiate_multiple_fields): New.
7303 (instantiate_missing_elemnts): Use them.
7304 (mark_no_warning): Removed.
7305 (generate_one_element_ref): Handle BIT_FIELD_REFs.
7306 (REPLDUP, sra_build_elt_assignment): New.
7307 (generate_copy_inout): Use them.
7308 (generate_element_copy): Likewise. Handle bitfld differences.
7309 (generate_element_zero): Don't recurse for blocks. Use
7310 sra_build_elt_assignment.
7311 (generate_one_element_int): Take elt instead of var. Use
7312 sra_build_elt_assignment.
7313 (generate_element_init_1): Adjust.
7314 (scalarize_use, scalarize_copy): Use REPLDUP.
7315 (scalarize_ldst): Move assert before dereference.
7316 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
7318 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7321 * tree.c (reconstruct_complex_type): Reconstruct a reference
7323 Also use the same mode for the pointer as the old pointer type.
7325 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7327 * doc/trouble.texi (Interoperation): Remove note about Ultrix
7330 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
7332 PR rtl-optimization/31676
7333 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
7334 (df_refs_record): Call it.
7336 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
7338 * rtl.def (SS_ABS): New code.
7339 * config/bfin/bfin.c (print_operand): New modifier 'v'.
7340 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
7341 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
7342 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
7343 (bfin_init_builtins): Define them.
7344 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
7345 (bfin_expand_builtin): ... and handle the others here.
7346 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
7347 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
7348 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
7349 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
7350 operand is only HImode.
7352 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
7354 * regclass.c (scan_one_insn): Remove splitting of
7357 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
7358 Nigel Stephens <nigel@mips.com>
7360 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
7362 2007-04-28 Jan Hubicka <jh@suse.cz>
7364 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
7365 insn_locators_alloc instead of insn_locators_initialize;
7366 call reset_block_changes.
7367 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7368 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
7369 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
7370 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
7371 * config/score/score.c (th_output_mi_thunk): Likewise.
7372 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7373 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
7374 tolerate uninitialized locator info.
7377 * function.c (init_function_start): Don't init line number info.
7378 (expand_function_end): Update.
7379 (reset_block_changes, record_block_change, finalize_block_changes,
7380 check_block_change, free_block_changes): Kill.
7381 * function.h (reset_block_changes, record_block_change,
7382 finalize_block_changes, check_block_change, free_block_changes):
7384 (struct function): Remove ib_boundaries_block.
7385 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7386 Use curr_insn_locator to initialize locator.
7387 (emit_line_note): Remove.
7388 * cfgexpand.c (expand_gimple_cond_expr): Update.
7389 (construct_exit_block): Likewise.
7390 (tree_expand_cfg): Initialize/finalize locators.
7391 * expr.c (expand_expr_real): Update.
7392 * cfglayout.c (line_locators_locs, line_locators_lines,
7393 file_locators_locs, file_locators_files): Remove.
7394 (set_block_levels): Move to cfgexpand.c.
7395 (insn_locators_initialize): Remove.
7396 (pass_insn_locators_initialize): Remove.
7397 (locations_locators_locs, locations_locators_vals): New static vars.
7398 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7400 (insn_locators_alloc, insn_locators_finalize,
7401 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7403 (locator_location): New.
7404 (locator_line, locator_file): Rewrite.
7405 * rtl.h (emit_line_note): Kill.
7406 (insn_locators_alloc, insn_locators_finalize,
7407 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7409 * tree-inline.c (initialize_cfun): Do not initialize
7410 ib_boundaries_block.
7411 * passes.c (pass_insn_locators_initialize): Remove.
7413 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
7415 * tree-cfg.c (move_block_to_fn): Release bb from dominance
7416 info. Update last_basic_block correctly.
7418 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
7421 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
7422 register itself to hold the offset constant. Tell flow the use
7423 of r4 and r5 when they are used.
7425 2007-04-27 Richard Guenther <rguenther@suse.de>
7427 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
7428 if we simplified anything.
7429 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
7430 warnings until we did a simplification and the stmt was not
7431 marked as TREE_NO_WARNING.
7433 2007-04-27 Mike Stump <mrs@apple.com>
7435 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
7437 2007-04-27 Ian Lance Taylor <iant@google.com>
7440 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
7441 TYPE_MAX_VALUE exist, convert them to the new type.
7443 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7445 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
7446 if it claims to be available.
7447 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
7449 (perform_tree_ssa_dce): Always free postdominators.
7451 2007-04-27 Richard Henderson <rth@redhat.com>
7453 * config/alpha/predicates.md (aligned_memory_operand): Mark
7454 as define_special_predicate.
7455 (unaligned_memory_operand, normal_memory_operand): Likewise.
7456 (reg_or_unaligned_mem_operand): Remove.
7457 (any_memory_operand): Match the documentation and check for
7458 non-renumbered pseudos during reload.
7459 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
7460 alpha_secondary_reload_class, update to new interface, make static.
7461 Handle CQImode like HImode. Remove FP subreg check.
7462 (alpha_expand_mov): Use replace_equiv_address.
7463 (alpha_expand_mov_nobwx): Use any_memory_operand.
7464 (TARGET_SECONDARY_RELOAD): New.
7465 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
7466 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
7467 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
7468 * config/alpha/alpha.md: ... here.
7469 (RELOAD12, reloadmode): New.
7471 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
7472 Don't handle the aligned case here.
7473 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
7474 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
7475 reload_inhi_help. Don't expect a scratch register.
7476 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
7478 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
7480 2007-04-27 Richard Guenther <rguenther@suse.de>
7482 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
7484 2007-04-27 Richard Guenther <rguenther@suse.de>
7486 PR tree-optimization/30965
7487 PR tree-optimization/30978
7488 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
7489 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
7490 (find_equivalent_equality_comparison): Likewise.
7491 (simplify_cond): Likewise.
7492 (get_prop_source_stmt): New helper.
7493 (get_prop_dest_stmt): Likewise.
7494 (can_propagate_from): Likewise.
7495 (remove_prop_source_from_use): Likewise.
7496 (combine_cond_expr_cond): Likewise.
7497 (forward_propagate_comparison): New function.
7498 (forward_propagate_into_cond): Rewrite to use fold for
7500 (tree_ssa_forward_propagate_single_use_vars): Call
7501 forward_propagate_comparison to propagate comparisons.
7503 2007-04-27 Richard Guenther <rguenther@suse.de>
7505 PR tree-optimization/31715
7506 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
7507 sure to do computation on the offset in an appropriate
7510 2007-04-27 Richard Sandiford <richard@codesourcery.com>
7512 * reload.h (elimination_target_reg_p): Declare.
7513 * reload.c (find_reloads): Don't apply the reg_rtx move
7514 optimization if the SET_DEST satisfies elimination_target_reg_p.
7515 * reload1.c (elimination_target_reg_p): New function.
7516 (gen_reload): In the move/add2 fallback, make sure that op0
7517 does not overlap the destination register.
7519 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7521 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
7522 transform only GIMPLE_MODIFY_STMTs.
7523 * tree-complex.c (expand_complex_operations_1): Ditto.
7524 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
7525 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
7526 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
7528 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
7529 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
7530 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
7531 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
7532 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
7533 slpeel_add_loop_guard): Ditto.
7534 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
7535 * lambda-code.c (perfect_nestify): Ditto.
7536 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
7537 before the first statement.
7538 * tree-optimize.c (execute_free_datastructures): Fix comments.
7539 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
7540 * tree-flow.h (disband_implicit_edges): Declaration removed.
7541 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
7543 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
7544 COND_EXPRs without gotos.
7545 (disband_implicit_edges, has_label_p): Removed.
7546 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
7547 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
7549 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
7551 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
7552 also for COND_EXPRs.
7553 * cfgexpand.c (label_rtx_for_bb): New function.
7554 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
7555 Use label_rtx_for_bb to find the labels.
7556 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
7557 last block. Detect fallthru edges.
7559 2007-04-26 Ian Lance Taylor <iant@google.com>
7562 * reload.c (find_reloads_subreg_address): If the address was valid
7563 in the original mode but not in the new mode, reload the whole
7566 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7568 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
7569 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
7570 (cleanup_control_expr_graph): Do not invalidate dominance info.
7571 Record altered blocks.
7572 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
7573 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
7574 cleanup_tree_cfg_bb): New functions.
7575 (remove_forwarder_block): Do not maintain the worklist of blocks.
7576 Record altered blocks.
7577 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
7579 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
7580 delete_unreachable_blocks if dominators are not available.
7581 * tree-inline.c (optimize_inline_calls): Free dominance information
7583 * tree-flow.h (remove_edge_and_dominated_blocks,
7584 cfgcleanup_altered_bbs): Altered.
7585 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
7587 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
7589 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
7590 do not invalidate dominators.
7592 2007-04-26 Anatoly Sokolov <aesok@post.ru>
7594 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
7595 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
7596 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7597 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7599 2007-04-26 Steve Ellcey <sje@cup.hp.com>
7601 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
7603 2007-04-26 Richard Guenther <rguenther@suse.de>
7605 PR tree-optimization/31703
7606 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
7607 the right type for the target of the bittest.
7609 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7611 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
7612 ix86_sol10_return_in_memory.
7614 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7616 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
7619 2007-04-26 Jakub Jelinek <jakub@redhat.com>
7622 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
7624 PR tree-optimization/30558
7625 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
7626 clear this_state.prev_try.
7628 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7629 Mark Mitchell <mark@codesourcery.com>
7631 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
7632 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
7633 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
7635 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7638 * doc/invoke.texi (%:print-asm-header): Document.
7639 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
7641 (static_spec_functions): Add print-asm-header.
7642 (main): Print a banner before the --target-help linker options.
7643 (print_asm_header_spec_function): New function.
7645 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
7648 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
7649 (movsf_ie): Likewise.
7651 2007-04-25 Paolo Carlini <pcarlini@suse.de>
7653 * doc/extend.texi ([Type Traits]): Adjust per N2255.
7655 2007-04-25 Bob Wilson <bob.wilson@acm.org>
7657 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
7658 exception for divide-by-zero.
7659 (__umodsi3, __modsi3): Likewise.
7661 2007-04-25 Dirk Mueller <dmueller@suse.de>
7663 * c-typeck.c (build_compound_expr): Annotate warning()
7664 call with OPT_Wunused_value.
7665 * tree-ssa.c (warn_uninit): Annotate warning with
7667 * c-common.c (handle_sentinel_attribute): Annotate warning
7668 call with OPT_Wattributes.
7670 2007-04-25 Thiemo Seufer <ths@mips.com>
7672 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
7674 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
7675 on to the assembler. Improve handling of -mno-mips16. Add handling
7676 of -mno-mips3d, -mno-dsp, -mno-dspr2.
7677 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
7678 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
7679 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
7681 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
7684 * config/i386/winnt.c (i386_pe_file_end): Strip only
7685 USER_LABEL_PREFIX when writing export name.
7687 2007-04-25 Richard Sandiford <richard@codesourcery.com>
7689 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
7690 sh/elf.h, vx-common.h and vxworks.h.
7691 * config/sh/sh.h: Include config/vxworks-dummy.h.
7692 (SUBTARGET_OVERRIDE_OPTIONS): Define.
7693 (OVERRIDE_OPTIONS): Use it.
7694 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
7695 (vxworks_picreg): New pattern.
7696 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
7697 VXWORKS_OS_CPP_BUILTINS.
7698 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
7699 to their VXWORKS_* equivalents.
7700 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
7701 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
7702 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
7703 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
7704 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
7705 -mrtp/-fPIC multilibs.
7706 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
7707 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
7708 (MULTILIB_OSDIRNAMES): Delete.
7710 2007-04-25 Anatoly Sokolov <aesok@post.ru>
7713 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
7715 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
7717 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
7718 rounding mode to be specified by the caller.
7719 (real_to_mpfr) Likewise.
7720 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
7721 include new arguments.
7722 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
7724 2007-04-24 Ian Lance Taylor <iant@google.com>
7726 PR tree-optimization/31605
7727 * tree-vrp.c (set_value_range): Check that min and max are not
7728 both overflow infinities.
7729 (set_value_range_to_value): New static function.
7730 (extract_range_from_binary_expr): Call set_value_range_to_value.
7731 (extract_range_from_cond_expr): Likewise.
7732 (extract_range_from_expr): Likewise.
7733 (extract_range_from_unary_expr): Likewise. Don't create a range
7734 which overflows on both sides.
7735 (vrp_meet): Check for a useless range.
7736 (vrp_visit_phi_node): If we see a constant which looks like an
7737 overflow infinity, turn off the TREE_OVERFLOW flag.
7739 2007-04-24 Ian Lance Taylor <iant@google.com>
7741 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
7743 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
7746 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
7747 diagnostic message is being built.
7748 * tree-pretty-print.c (dump_generic_node): Only write the
7749 formatted text into BUFFER's stream if we are not building a
7751 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
7753 * Makefile.in (toplev.o): Depend on tree-pass.h.
7755 2007-04-24 Ian Lance Taylor <iant@google.com>
7757 PR tree-optimization/31602
7758 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
7759 conditionals in the copied loop header.
7760 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
7761 warnings if TREE_NO_WARNING is set.
7762 * doc/invoke.texi (Warning Options): Clarify that
7763 -Wstrict-overflow does not warn about loops.
7765 2007-04-24 Janis Johnson <janis187@us.ibm.com>
7767 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
7768 expand on the comment about _Decimal128 arguments and check the
7769 integer result of the modulus operation; for 64-bit ELF ABI, ensure
7770 that _Decimal128 argument uses even/odd register pair.
7771 (function_arg): Ditto.
7773 2007-04-24 Hui-May Chang <hm.chang@apple.com>
7775 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
7776 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
7778 2007-04-24 Richard Guenther <rguenther@suse.de>
7779 Olga Golovanevsky <olga@il.ibm.com>
7781 * fold-const.c (multiple_of_p): Check for bottom
7784 2007-04-24 Richard Henderson <rth@redhat.com>
7786 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
7787 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
7788 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
7789 looking for non-zero bits shifted out. Avoid a recursive call
7790 when constructing the scalar.
7791 (__floatundisf): Likewise.
7793 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
7795 * dwarf2out.c (field_byte_offset): Move the existing logic
7796 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
7797 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
7799 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
7802 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
7803 length argument of 0 for memset.
7804 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
7805 unsigned shift instead of the signed variant.
7807 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
7809 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
7810 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
7811 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
7812 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
7813 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
7814 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
7815 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
7816 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
7817 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
7818 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
7819 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
7820 "mul<mode>3", "div<mode>3"): Insn definitions added.
7821 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
7822 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
7823 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
7824 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
7825 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
7826 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
7827 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
7828 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
7829 TARGET_FLOAT_FORMAT): Macro definitions removed.
7830 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
7831 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
7832 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
7833 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
7834 (s390_gen_rtx_const_DI): Function removed.
7835 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
7837 2007-04-24 Richard Sandiford <richard@codesourcery.com>
7839 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
7840 over an external ffs function.
7842 2007-04-24 Chao-ying Fu <fu@mips.com>
7843 Richard Sandiford <richard@nildram.co.uk>
7845 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
7846 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
7847 (smadd_widen_optab, umadd_widen_optab): Define.
7848 * optabs.c (init_optabs): Initialize smadd_widen_optab and
7850 * genopinit.c (optabs): Fill in smadd_widen_optab and
7852 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
7853 and umadd_widen_optab to implement multiply-add sequences.
7854 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
7855 (<u>maddsidi4): ...this. Extend condition to include
7856 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
7857 of operand 0 to "ka" and use the three-operand form of madd<u>
7859 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
7861 * config/mips/constraints.md (ka): New register constraint.
7863 2007-04-24 Jan Hubicka <j@suse.cz>
7867 2007-04-23 Jan Hubicka <jh@suse.cz>
7868 * function.c (init_function_start): Don't init line number info.
7869 (expand_function_end): Update.
7870 (reset_block_changes, record_block_change, finalize_block_changes,
7871 check_block_change, free_block_changes): Kill.
7872 * function.h (reset_block_changes, record_block_change,
7873 finalize_block_changes, check_block_change, free_block_changes):
7875 (struct function): Remove ib_boundaries_block.
7876 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7877 Use curr_insn_locator to initialize locator.
7878 (emit_line_note): Remove.
7879 * cfgexpand.c (expand_gimple_cond_expr): Update.
7880 (construct_exit_block): Likewise.
7881 (tree_expand_cfg): Initialize/finalize locators.
7882 * expr.c (expand_expr_real): Update.
7883 * cfglayout.c (line_locators_locs, line_locators_lines,
7884 file_locators_locs, file_locators_files): Remove.
7885 (set_block_levels): Move to cfgexpand.c.
7886 (insn_locators_initialize): Remove.
7887 (pass_insn_locators_initialize): Remove.
7888 (locations_locators_locs, locations_locators_vals): New static vars.
7889 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7891 (insn_locators_alloc, insn_locators_finalize,
7892 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7894 (locator_location): New.
7895 (locator_line, locator_file): Rewrite.
7896 * rtl.h (emit_line_note): Kill.
7897 (insn_locators_alloc, insn_locators_finalize,
7898 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7900 * tree-inline.c (initialize_cfun): Do not initialize
7901 ib_boundaries_block.
7902 * passes.c (pass_insn_locators_initialize): Remove.
7904 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
7906 * doc/invoke.texi: Removed leading '-' from option index entries.
7908 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
7910 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
7912 (create_phi_node): Use set_phi_nodes.
7913 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
7914 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
7915 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
7916 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
7917 (bsi_start, bsi_last): Use bb_stmt_list.
7918 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
7919 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
7920 Traverse the statements using tsi iterator.
7921 * basic-block.h (struct basic_block_def): Fields stmt_list
7922 and phi_nodes moved to ...
7923 (struct tree_bb_info): ... new structure.
7924 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
7925 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
7926 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
7927 (tree_verify_flow_info): Verify that il.tree is not set for
7928 entry and exit block.
7929 (tree_split_block): Use set_bb_stmt_list.
7931 2007-04-23 Mike Stump <mrs@apple.com>
7933 * config/i386/i386.c (ix86_tune_features
7934 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
7937 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
7939 * config/i386/i386.md (prefix_extra): New attribute.
7940 (length): Add prefix_extra.
7942 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
7943 (sse2_movntv2di): Likewise.
7944 (sse2_cvtps2dq): Likewise.
7945 (sse2_cvtpd2pi): Likewise.
7946 (sse2_cvttpd2pi): Likewise.
7947 (*sse2_cvtpd2ps): Likewise.
7948 (*add<mode>3): Likewise.
7949 (sse2_ssadd<mode>3): Likewise.
7950 (sse2_usadd<mode>3): Likewise.
7951 (*sub<mode>3): Likewise.
7952 (sse2_sssub<mode>3): Likewise.
7953 (sse2_ussub<mode>3): Likewise.
7954 (*mulv8hi3): Likewise.
7955 (*smulv8hi3_highpart): Likewise.
7956 (*umulv8hi3_highpart): Likewise.
7957 (sse2_umulv2siv2di3): Likewise.
7958 (sse2_pmaddwd): Likewise.
7959 (ashr<mode>3): Likewise.
7960 (lshr<mode>3): Likewise.
7961 (ashl<mode>3): Likewise.
7962 (sse2_ashlti3): Likewise.
7963 (sse2_lshrti3): Likewise.
7964 (*umaxv16qi3): Likewise.
7965 (*smaxv8hi3): Likewise.
7966 (*uminv16qi3): Likewise.
7967 (*sminv8hi3): Likewise.
7968 (sse2_eq<mode>3): Likewise.
7969 (sse2_gt<mode>3): Likewise.
7970 (*and<mode>3): Likewise.
7971 (sse2_nand<mode>3): Likewise.
7972 (*ior<mode>3): Likewise.
7973 (*xor<mode>3): Likewise.
7974 (sse2_packsswb): Likewise.
7975 (sse2_packssdw): Likewise.
7976 (sse2_packuswb): Likewise.
7977 (sse2_punpckhbw): Likewise.
7978 (sse2_punpcklbw): Likewise.
7979 (sse2_punpckhwd): Likewise.
7980 (sse2_punpcklwd): Likewise.
7981 (sse2_punpckhdq): Likewise.
7982 (sse2_punpckldq): Likewise.
7983 (sse2_punpckhqdq): Likewise.
7984 (sse2_punpcklqdq): Likewise.
7985 (*sse2_pinsrw): Likewise.
7986 (*sse2_pextrw): Likewise.
7987 (sse2_pshufd_1): Likewise.
7988 (sse2_uavgv16qi3): Likewise.
7989 (sse2_uavgv8hi3): Likewise.
7990 (sse2_psadbw): Likewise.
7991 (sse2_pmovmskb): Likewise.
7992 (*sse2_maskmovdqu): Likewise.
7993 (*sse2_maskmovdqu_rex64): Likewise.
7994 (sse4a_extrqi): Likewise.
7995 (sse4a_extrq): Likewise.
7996 (sse3_lddqu): Set prefix_rep.
7997 (sse3_addsubv4sf3): Likewise.
7998 (sse3_haddv4sf3): Likewise.
7999 (sse3_hsubv4sf3): Likewise.
8000 (sse_cvtss2si): Likewise.
8001 (sse_cvtss2si_2): Likewise.
8002 (sse_cvtss2siq): Likewise.
8003 (sse_cvtss2siq_2): Likewise.
8004 (sse_cvttss2si): Likewise.
8005 (sse_cvttss2siq): Likewise.
8006 (sse2_cvttps2dq): Likewise.
8007 (sse3_movshdup): Likewise.
8008 (sse3_movsldup): Likewise.
8009 (sse2_cvtsd2si): Likewise.
8010 (sse2_cvtsd2si_2): Likewise.
8011 (sse2_cvtsd2siq): Likewise.
8012 (sse2_cvtsd2siq_2): Likewise.
8013 (sse2_cvttsd2si): Likewise.
8014 (sse2_cvttsd2siq): Likewise.
8015 (*sse2_cvtpd2dq): Likewise.
8016 (*sse2_cvttpd2dq): Likewise.
8017 (sse2_pshuflw_1): Likewise.
8018 (sse2_pshufhw_1): Likewise.
8019 (sse4a_insertqi): Likewise.
8020 (sse4a_insertq): Likewise.
8021 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
8022 (ssse3_phadddv4si3): Likewise.
8023 (ssse3_phaddswv8hi3): Likewise.
8024 (ssse3_phsubwv8hi3): Likewise.
8025 (ssse3_phsubdv4si3): Likewise.
8026 (ssse3_phsubswv8hi3): Likewise.
8027 (ssse3_pmaddubswv8hi3): Likewise.
8028 (ssse3_pmulhrswv8hi3): Likewise.
8029 (ssse3_pshufbv16qi3): Likewise.
8030 (ssse3_psign<mode>3): Likewise.
8031 (ssse3_palignrti): Likewise.
8032 (abs<mode>2): Likewise.
8033 (ssse3_phaddwv4hi3): Set prefix_extra.
8034 (ssse3_phadddv2si3): Likewise.
8035 (ssse3_phaddswv4hi3): Likewise.
8036 (ssse3_phsubwv4hi3): Likewise.
8037 (ssse3_phsubdv2si3): Likewise.
8038 (ssse3_phsubswv4hi3): Likewise.
8039 (ssse3_pmaddubswv4hi3): Likewise.
8040 (ssse3_pmulhrswv4hi3): Likewise.
8041 (ssse3_pshufbv8qi3): Likewise.
8042 (ssse3_psign<mode>3): Likewise.
8043 (ssse3_palignrdi): Likewise.
8044 (abs<mode>2): Likewise.
8045 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
8046 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
8047 (sse2_pmovmskb): Set mode to SI instead of V2DF.
8049 2007-04-23 Nick Clifton <nickc@redhat.com>
8051 * params.def: Fix formatting of emacs local variables.
8053 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
8055 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
8056 move if inter-unit move isn't allowed.
8057 Don't split moving the first element of V2DI to DI to inter-unit
8058 move if inter-unit move isn't allowed.
8060 2007-04-23 Richard Guenther <rguenther@suse.de>
8062 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
8063 and CDI_POST_DOMINATORS separately.
8065 2007-04-23 Nick Clifton <nickc@redhat.com>
8067 * c.opt (Wformat-contains-nul): Add warning attribute.
8069 2007-04-23 Jan Hubicka <jh@suse.cz>
8071 * function.c (init_function_start): Don't init line number info.
8072 (expand_function_end): Update.
8073 (reset_block_changes, record_block_change, finalize_block_changes,
8074 check_block_change, free_block_changes): Kill.
8075 * function.h (reset_block_changes, record_block_change,
8076 finalize_block_changes, check_block_change, free_block_changes):
8078 (struct function): Remove ib_boundaries_block.
8079 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
8080 Use curr_insn_locator to initialize locator.
8081 (emit_line_note): Remove.
8082 * cfgexpand.c (expand_gimple_cond_expr): Update.
8083 (construct_exit_block): Likewise.
8084 (tree_expand_cfg): Initialize/finalize locators.
8085 * expr.c (expand_expr_real): Update.
8086 * cfglayout.c (line_locators_locs, line_locators_lines,
8087 file_locators_locs, file_locators_files): Remove.
8088 (set_block_levels): Move to cfgexpand.c.
8089 (insn_locators_initialize): Remove.
8090 (pass_insn_locators_initialize): Remove.
8091 (locations_locators_locs, locations_locators_vals): New static vars.
8092 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
8094 (insn_locators_alloc, insn_locators_finalize,
8095 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8097 (locator_location): New.
8098 (locator_line, locator_file): Rewrite.
8099 * rtl.h (emit_line_note): Kill.
8100 (insn_locators_alloc, insn_locators_finalize,
8101 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8103 * tree-inline.c (initialize_cfun): Do not initialize
8104 ib_boundaries_block.
8105 * passes.c (pass_insn_locators_initialize): Remove.
8107 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
8110 * expr.c (reduce_to_bit_field_precision): Handle
8113 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
8115 PR tree-optimization/24659
8116 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
8117 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
8118 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
8119 * genopinit.c (optabs): Rename vec_pack_mod_optab
8120 to vec_pack_trunc_optab.
8121 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
8122 early for scalar floating point operands for NOP_EXPR.
8123 (vectorizable_type_promotion): Ditto.
8124 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
8125 vec_pack_trunc_optab.
8126 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
8128 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
8129 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
8130 Rename from VEC_PACK_MOD_EXPR.
8131 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
8132 * expr.c (expand_expr_real_1): Ditto.
8133 * tree-inline.c (estimate_num_insns_1): Ditto.
8134 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
8136 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
8137 (vec_unpacks_lo_v4sf): Ditto.
8138 (vec_pack_trunc_v2df): Ditto.
8139 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
8140 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
8141 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
8143 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
8145 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
8147 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
8148 Rename from VEC_PACK_MOD_EXPR. This expression also represent
8149 packing of floating point operands.
8150 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
8151 represent unpacking of floating point operands.
8152 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
8153 [vec_unpacks_hi]: Ditto.
8154 [vec_unpacks_lo]: Ditto.
8156 2007-04-22 Jan Hubicka <jh@suse.cz>
8158 * final.c (rest_of_handle_final): Call
8159 targetm.asm_out.constructor/targetm.asm_out.destructor
8160 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
8161 proper priority via decl_*_priority_insert.
8162 * c-common.c (c_expand_body): Likewise.
8164 2007-04-22 Richard Guenther <rguenther@suse.de>
8166 PR tree-optimization/29789
8167 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
8168 (rewrite_reciprocal): New helper split out from
8169 determine_invariantness_stmt.
8170 (rewrite_bittest): Likewise.
8171 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
8172 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
8175 2007-04-22 Revital Eres <eres@il.ibm.com>
8177 * loop-unroll.c (var_to_expand): New field to support also
8178 insns of the form x = something + x.
8179 (analyze_insn_to_expand_var): Use it.
8180 (expand_var_during_unrolling): Likewise.
8182 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
8184 * predict.c: Include pointer-set.h.
8185 (bb_predictions): New variable.
8186 (tree_predicted_by_p, tree_predict_edge,
8187 remove_predictions_associated_with_edge): Use bb_predictions map
8188 instead of bb->predictions.
8189 (clear_bb_predictions, assert_is_empty): New functions.
8190 (combine_predictions_for_bb): Use bb_predictions map. Call
8191 clear_bb_predictions.
8192 (tree_estimate_probability): Create and free bb_predictions map.
8193 * Makefile.in (predict.o): Add pointer-set.h dependency.
8194 * basic-block.h (struct basic_block_def): Remove predictions
8196 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
8198 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
8201 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
8204 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8206 * timevar.c (timevar_print): Change reference of --disable-checking to
8207 --enable-checking=release. Also warn if assert checking is disabled.
8209 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8212 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
8213 decl as addressable if the compound literal was marked as
8215 Mark the decl as a gimple register if it is a complex or
8216 vector decl and does not live in memory.
8218 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8220 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
8221 (GENERIC_NEXT): New function macro.
8222 (PHI_CHAIN): Use phi_node's new chain variable.
8223 (tree_phi_node): Change tree_common to tree_base
8224 and add the chain field.
8225 * tree-phinodes.c (make_phi_node): Don't set
8226 TREE_TYPE on the new node.
8227 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
8228 instead of checking GIMPLE_TUPLE_P in chain_next.
8229 * tree-vect-transform.c
8230 (get_initial_def_for_induction): Look at
8231 PHI_RESULT_TREE for the type of the phi node.
8232 (update_vuses_to_preheader): Use PHI_CHAIN
8233 instead of TREE_CHAIN on the phi node.
8234 * tree-ssa-structalias.c (compute_points_to_sets):
8236 (ipa_pta_execute): Likewise.
8238 2007-04-21 Richard Guenther <rguenther@suse.de>
8241 * fold-const.c (fold_unary): Call fold_convert_const on the
8244 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
8246 * gcse.c (store_killed_in_insn): Handle PARALLELs.
8247 (store_killed_in_pat): New.
8249 2007-04-20 Richard Henderson <rth@redhat.com>
8252 * config/i386/i386.c (type_has_variadic_args_p): Look for any
8253 TREE_LIST with a void_type_node value, not void_list_node exactly.
8255 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
8257 * doc/standards.texi: Re-arrange into language-specific
8258 subsections. Add a C++ section, documenting which standards we
8261 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
8263 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
8264 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
8266 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
8268 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
8269 ecrti.o and crtbegin.o.
8270 (LIB_DEFAULT_SPEC): Include -lc.
8271 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
8273 2007-04-20 Richard Henderson <rth@redhat.com>
8276 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
8277 argument; update all callers.
8278 (get_unaligned_offset): New.
8279 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
8280 get_unaligned_address, just pass on the address directly.
8281 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
8282 the subreg in the helper patterns.
8283 (unaligned_extendqidi_le): Use get_unaligned_offset.
8284 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
8285 (unaligned_extendhidi_be): Likewise.
8286 (unaligned_extendhidi): Tidy.
8287 * config/alpha/alpha-protos.h: Update.
8289 2007-04-20 Richard Henderson <rth@redhat.com>
8291 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
8292 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
8293 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
8294 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8295 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8296 (CPP_SPEC): Don't include %(cpp_subtarget).
8297 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
8298 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8299 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
8301 2007-04-20 Jakub Jelinek <jakub@redhat.com>
8303 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
8304 for __builtin_ia32_cmpordss.
8306 PR tree-optimization/31632
8307 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
8308 and arg1 for optimizations of comparison against min/max values.
8309 Fold arg0 to arg1's type for optimizations of comparison against
8310 min+1 and max-1 values.
8312 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
8314 * reload.c (combine_reloads): When trying to use a dying register,
8315 check whether it's uninitialized and don't use if so.
8317 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
8319 * fold-const.c: Remove prototypes for native_encode_expr and
8320 native_interpret_expr.
8321 (native_encode_expr): Make non-static.
8322 (native_interpret_expr): Likewise.
8323 * tree.h: Add prototypes for the above.
8325 2007-04-19 Joseph Myers <joseph@codesourcery.com>
8327 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
8328 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
8329 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
8330 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
8331 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
8332 Add length attributes.
8334 2007-04-19 Janis Johnson <janis187@us.ibm.com>
8336 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
8339 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
8340 __STDC_WANT_DEC_FP__.
8342 2007-04-19 Joseph Myers <joseph@codesourcery.com>
8344 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
8345 for long double compatibility.
8346 * configure: Regenerate.
8348 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
8350 PR rtl-optimization/29841
8351 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
8353 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
8354 that may cause control flow transfer from being moved.
8356 2007-04-18 Jan Hubicka <jh@suse.cz>
8358 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
8361 2007-04-18 Eric Christopher <echristo@apple.com>
8363 * config/rs6000/darwin.md (load_macho_picbase): Use link register
8364 only. Update operands.
8365 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
8366 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
8367 link register to pic register.
8369 2007-04-18 Dirk Mueller <dmueller@suse.de>
8372 * tree-vrp.c (search_for_addr_array): New.
8373 (check_array_bounds): Suppress warning about
8374 address taken of array refs if its not de-referenced.
8376 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8378 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
8379 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
8381 * tree-vectorizer.h (NITERS_KNOWN_P): New.
8382 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
8383 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
8385 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
8387 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
8389 (vect_analyze_scalar_cycles): Fix indentation.
8390 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
8391 (vect_mark_relevant): Include phis in relevance analysis.
8393 * tree-vect-transform.c (vect_transform_loop): Add an assert.
8395 2007-04-18 Anatoly Sokolov <aesok@post.ru>
8397 * config/avr/avr.c (ptrreg_to_str): Replace error() with
8398 output_operand_lossage().
8400 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8402 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
8403 the unused code for reduction without adjust-in-epilog to simplify the
8406 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
8408 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
8409 (S390_TDC_NEGATIVE_ZERO): New constant.
8410 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
8411 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
8412 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
8413 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
8414 (S390_TDC_POSITIVE_INFINITY): New constant.
8415 (S390_TDC_NEGATIVE_INFINITY): New constant.
8416 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
8417 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
8418 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
8419 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
8420 (S390_TDC_INFINITY): New constant.
8421 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
8422 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
8423 optimization for UNSPEC_CCZ_TO_INT.
8424 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
8425 ("*ccz_to_int"): New insn.
8426 ("isinf<mode>2"): New insn.
8427 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
8428 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
8429 (UNSPEC_CCZ_TO_INT): New constant.
8431 2007-04-18 Richard Guenther <rguenther@suse.de>
8433 PR tree-optimization/19431
8434 PR tree-optimization/21463
8435 * tree-pass.h (pass_phiprop): Declare.
8436 * passes.c (init_optimization_passes): New phiprop pass.
8437 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
8438 (phivn_valid_p): New helper function.
8439 (phiprop_insert_phi): Likewise.
8440 (propagate_with_phi): Likewise.
8441 (tree_ssa_phiprop): New propagator propagating loads
8442 through phi nodes if profitable.
8444 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8446 * tree-vect-analyze.c (process_use): New function.
8447 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
8448 Check phis in all bbs.
8449 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
8452 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
8454 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
8457 2007-04-17 Anatoly Sokolov <aesok@post.ru>
8460 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
8463 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
8465 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
8467 (sse_vmmulv4sf3): Likewise.
8468 (sse2_vmaddv2df3): Likewise.
8469 (sse2_vmmulv2df3): Likewise.
8471 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
8473 PR rtl-optimization/31360
8474 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
8475 (target_reg_cost): New.
8476 (init_set_costs): Initialize target_reg_cost. Add comments
8477 regarding the rationale of the costs.
8478 (global_cost_for_size): Renamed to...
8479 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
8480 of register pressure.
8481 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
8482 estimate_reg_pressure_cost. Add number of ivs.
8483 (determine_set_costs): Dump target_reg_cost.
8484 * loop-invariant.c (gain_for_invariant): Use
8485 estimate_reg_pressure_cost. Removed n_inv_uses argument.
8486 (best_gain_for_invariant, find_invariants_to_move): Remove
8488 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
8489 (target_reg_cost): Declare.
8490 (global_cost_for_size): Declaration removed.
8491 (estimate_reg_pressure_cost): Declare.
8493 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
8495 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
8496 regnos into even/odd register pairs.
8497 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
8498 TDmode similar to the other floating point modes.
8499 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
8500 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
8502 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
8503 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
8504 (movdd_hardfloat64): Use TARGET_MFPGPR.
8506 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
8508 * reload1.c (delete_output_reload): Don't count output in n_inherited.
8511 2005-01-05 Richard Henderson <rth@redhat.com>
8513 * reload1.c (do_input_reload): Restrict the optimization deleteing
8514 a previous output reload to RELOAD_FOR_INPUT.
8516 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
8518 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
8519 induc_vec_info_type.
8520 (vectorizable_induction): New function declaration.
8521 * tree-vect-transform.c (get_initial_def_for_induction): No need to
8522 check if already vectorized. Find first place in BB where new stmts
8523 can be inserted. Takes only one argument.
8524 (vectorizable_induction): New function.
8525 (vect_transform_stmt): Add case for induc_vec_info_type to call
8526 vectorizable_induction.
8527 (vect_transform_loop): Consider phis for vectorization.
8528 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
8530 (analyze_operations): Call vectorizable_induction when analyzing phis.
8532 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
8533 (vect_mark_relevant): Include phis in relevance analysis.
8534 (vect_mark_stmts_to_be_vectorize): Likewise.
8535 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
8537 2007-04-16 Lawrence Crowl <crowl@google.com>
8539 * doc/invoke.texi (Debugging Options): Add documentation for the
8540 -femit-struct-debug options -femit-struct-debug-baseonly,
8541 -femit-struct-debug-reduced, and
8542 -femit-struct-debug-detailed[=...].
8544 * c-opts.c (c_common_handle_option): Add
8545 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
8546 and OPT_femit_struct_debug_detailed_.
8547 * c.opt: Add specifications for
8548 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
8549 and -femit-struct-debug-detailed[=...].
8550 * opts.c (set_struct_debug_option): Parse the
8551 -femit-struct-debug-... options.
8552 * opts.c (matches_main_base, main_input_basename,
8553 main_input_baselength, base_of_path, matches_main_base): Add
8554 variables and functions to compare header base name to compilation
8556 * opts.c (should_emit_struct_debug): Add to determine to emit a
8557 structure based on the option.
8558 (dump_struct_debug) Also disabled function to debug this
8560 * opts.c (handle_options): Save the base name of the
8563 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
8564 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
8565 This hook indicates if a type is generic. Set it by default
8567 * langhooks.h (struct lang_hooks_for_types): Add a new hook
8568 to determine if a struct type is generic or not.
8569 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
8570 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
8571 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
8574 * flags.h (enum debug_info_usage): Add an enumeration to describe
8575 a program's use of a structure type.
8576 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
8577 to indicate the program's usage of the type. Filter structs based
8578 on the -femit-struct-debug-... specification.
8579 (gen_type_die): Split into two routines, gen_type_die and
8580 gen_type_die_with_usage. gen_type_die is now a wrapper
8581 that assumes direct usage.
8582 (gen_type_die_with_usage): Replace calls to gen_type_die
8583 with gen_type_die_with_usage adding the program usage of
8584 the referenced type.
8585 (dwarf2out_imported_module_or_decl): Suppress struct debug
8586 information using should_emit_struct_debug when appropriate.
8588 2007-04-16 Ian Lance Taylor <iant@google.com>
8590 PR tree-optimization/31522
8591 * tree-vrp.c (vr_phi_edge_counts): New static variable.
8592 (vrp_initialize): Allocate vr_phi_edge_counts.
8593 (vrp_visit_phi_node): Don't push to infinity if we saw a new
8594 executable edge. Drop test for all constants.
8595 (vrp_finalize): Free vrp_phi_edge_counts.
8597 * doc/cpp.texi (Common Predefined Macros): Clarify description of
8598 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
8600 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
8601 predecessors at head rather than tail.
8603 2007-04-16 Matthias Klose <doko@debian.org>
8605 * config/alpha/linux.h (CPP_SPEC): Define.
8606 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
8608 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
8610 * function.h: Remove sequence_stack extern declaration.
8612 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
8614 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
8616 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
8619 2007-04-16 Anatoly Sokolov <aesok@post.ru>
8621 * config/avr/avr.c (avr_arch_types): Rearranging array.
8622 (enum avr_arch): Add.
8623 (avr_mcu_types): Use avr_arch enumeration constants instead of
8625 * config/avr/avr.h (LINK_SPEC): Simplify.
8627 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
8629 * config/m68k/m68k.c (m68k_libcall_value,
8630 m68k_function_value): Use macros for register names more.
8632 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
8634 (M68K_REGNAME): Use A6_REG.
8635 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
8637 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8640 * sched-int.h (struct deps): Split field 'pending_lists_length' into
8641 'pending_read_list_length' and 'pending_write_list_length'. Update
8643 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
8644 to handle two length counters instead of one. Update all uses.
8645 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
8646 two length counters instead of one.
8647 * sched-rgn.c (propagate_deps): Update to handle two length counters
8650 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
8653 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
8654 copy of source, pass it to ix86_expand_vector_set and return
8657 2007-04-16 David Ung <davidu@mips.com>
8658 Joseph Myers <joseph@codesourcery.com>
8660 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
8661 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
8662 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
8663 Add 74K processor information.
8664 * config/mips/mips.md: Include 74k.md.
8665 (cpu): Add 74kc,74kf,74kx.
8666 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
8667 * config/mips/74k.md: New.
8668 * doc/invoke.texi (MIPS Options): Document 74K support.
8670 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
8672 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
8673 vectorizable_* functions.
8674 * tree-vect-transform.c (vectorizable_call): Add check for
8675 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
8676 (vectorizable_store): likewise.
8677 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
8679 (vectorizable_operation, vectorizable_type_demotion): Likewise.
8680 (vectorizable_type_promotion, vectorizable_load): Likewise.
8681 (vectorizable_live_operation, vectorizable_condition): Likewise.
8682 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
8684 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
8686 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8688 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
8689 register numbers more.
8690 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
8691 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
8692 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
8693 FUNCTION_VALUE_REGNO_P): Likewise.
8694 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
8695 STATIC_CHAIN_REGNUM): Likewise.
8696 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
8697 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
8698 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
8699 * config/m68k/m68k.md (FP_REG): New.
8701 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8703 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
8706 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8708 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
8709 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
8712 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8714 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
8717 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
8720 * c-decl.c (finish_decl): Grab the type of the decl after the call
8721 to store_init_value.
8723 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
8725 * common.opt (fforward-propagate): Fix "Optimization" annotation.
8727 2007-04-14 Jakub Jelinek <jakub@redhat.com>
8730 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
8731 dominators, post dominators and cleanup cfg before returning.
8733 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
8735 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
8736 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
8738 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
8740 * config.gcc: Recognize fido.
8741 * config/m68k/m68k-devices.def (fidoa): New.
8742 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
8744 (FL_FIDOA, TARGET_FIDOA): New.
8745 * config/m68k/m68k.opt (mfidoa): New.
8747 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8750 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
8751 when a personality function is used.
8753 2007-04-13 Bob Wilson <bob.wilson@acm.org>
8755 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
8757 2007-04-13 Mike Stump <mrs@apple.com>
8759 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
8761 * config/darwin.opt (fapple-kext): Make C++ only.
8762 * config/darwin.c (darwin_override_options): Remove code to ensure
8763 -fapple-kext is given for C++ only.
8765 2007-04-13 Richard Sandiford <richard@codesourcery.com>
8767 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
8768 * config/mips/mips.c (override_options): Call
8769 SUBTARGET_OVERRIDE_OPTIONS, if defined.
8771 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
8773 * config/i386/i386.opt (msvr3-shlib): Removed.
8775 * doc/invoke.texi: Remove -msvr3-shlib.
8777 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
8779 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
8780 with "popcnt" instruction.
8782 2007-04-13 Richard Guenther <rguenther@suse.de>
8784 PR tree-optimization/21258
8785 * tree-vrp.c (compare_case_labels): New helper.
8786 (find_switch_asserts): New function.
8787 (find_assert_locations): Call it for SWITCH_EXPRs.
8789 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
8791 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
8792 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
8793 check is now implied in X87_FLOAT_MODE_P.
8794 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
8795 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
8796 (fix_trunc<mode>_i386_fisttp): Ditto.
8797 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
8798 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
8799 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
8800 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
8801 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
8802 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
8803 (unnamed_splitters): Ditto.
8804 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
8805 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
8806 FIRST_SSE_REG for local functions when SSE math is enabled or
8807 for functions with sseregparm attribute.
8808 (standard_80387_constant_p): Return -1 if mode is not
8810 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
8811 (ix86_expand_compare): Ditto.
8812 (ix86_expand_carry_flag_compare): Ditto.
8813 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
8814 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
8815 DECIMAL_FLOAT_MODE_P.
8816 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
8817 of SCALAR_FLOAT_MODE_P.
8818 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
8819 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
8820 checks before FLOAT_MODE_P.
8821 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
8822 before FLOAT_MODE_P.
8827 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
8829 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
8830 Charles Wilson <libtool@cwilson.fastmail.fm>
8832 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
8833 (libgcc.mvars): Don't depend on them.
8834 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
8835 * exec-tool.in: New.
8837 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
8839 * doc/invoke.text (--help): Document --help=common.
8841 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
8843 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
8845 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8847 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
8848 * genemit.c (main): Emit #include "integrate.h".
8849 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
8850 (LOADGP_RTP): New mips_loadgp_style.
8851 * config/mips/mips.h: Include config/vxworks-dummy.h.
8852 (TARGET_RTP_PIC): New macro.
8853 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
8854 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
8855 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
8857 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
8858 -mvxworks-pic when using -mrtp and a PIC option.
8859 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
8861 (mips_symbolic_constant_p, mips_symbolic_address_p)
8862 (mips_symbol_insns): Handle SYMBOL_HALF.
8863 (override_options): Warn about -G and -mrtp being used together.
8864 Initialize mips_lo_relocs[SYMBOL_HALF].
8865 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
8866 (mips_emit_loadgp): Handle LOADGP_RTP.
8867 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
8868 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
8869 (tablejump): Handle function-relative case table entries if
8871 * config/mips/predicates.md (symbol_ref_operand): New predicate.
8873 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8875 * config/mips/mips.md (load_call<mode>): Allow any general register.
8877 (sibcall_value_internal, sibcall_value_multiple_internal)
8878 (call_value_internal, call_value_split, call_value_multiple_internal)
8879 (call_value_multiple_split): Remove constraints from operand 0.
8881 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8883 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
8884 rather than loadgp_noshared.
8885 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
8886 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
8888 * config/mips/mips.md (loadgp): Rename to...
8889 (loadgp_newabi): ...this.
8890 (loadgp_noshared): Rename to...
8891 (loadgp_absolute): ...this.
8893 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8895 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
8896 false for locally-binding symbols.
8897 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
8899 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8901 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
8902 (SYMBOL_GOT_PAGE_OFST): ...this.
8903 (SYMBOL_GOT_GLOBAL): Rename to...
8904 (SYMBOL_GOT_DISP): ...this.
8905 (SYMBOL_GOTOFF_GLOBAL): Rename to...
8906 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
8907 * config/mips/mips.c (mips_global_symbol_p): New function.
8908 (mips_symbol_binds_local_p): Likewise.
8909 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
8910 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
8911 mips_global_symbol_p and mips_symbol_binds_local_p.
8912 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
8913 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
8914 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
8916 (mips_ok_for_lazy_binding_p): New function.
8917 (mips_load_call_address, mips_expand_call): Use it.
8918 (mips_dangerous_for_la25_p): Likewise.
8919 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
8920 (*got_disp<mode>): Use got_disp_operand instead of
8921 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
8922 SYMBOL_GOTOFF_GLOBAL.
8923 (*got_page<mode>): Use got_page_ofst_operand instead of
8925 * config/mips/predicates.md (const_call_insn_operand): Use
8926 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
8927 (global_got_operand): Rename to...
8928 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
8930 (local_got_operand): Rename to...
8931 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
8932 of SYMBOL_GOT_LOCAL.
8934 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8936 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
8937 TARGET_CALL_CLOBBERED_GP.
8938 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8939 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
8940 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
8941 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
8942 of TARGET_ABICALLS && !TARGET_NEWABI.
8943 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8944 * config/mips/mips.c (mips_load_call_address): Check
8945 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
8946 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8947 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
8948 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
8949 TARGET_ABICALLS && TARGET_NEWABI.
8950 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
8952 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
8953 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
8954 TARGET_ABICALLS && TARGET_NEWABI.
8955 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
8956 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
8957 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
8958 whether indirect calls must use $25.
8959 (mips_extra_live_on_entry): Check TARGET_GOT instead of
8961 * config/mips/mips.md (jal_macro): Check flag_pic and
8962 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
8963 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
8964 instead of TARGET_ABICALLS.
8965 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
8966 TARGET_ABICALLS && TARGET_OLDABI.
8967 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8968 (sibcall): In the comment above the define_insn, mention
8969 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
8970 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
8971 instead of TARGET_ABICALLS.
8973 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
8975 * doc/md.texi (Blackfin family constraints): Document PA and PB.
8976 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
8977 (MACFLAGS_MATCH_P): New macro.
8978 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
8979 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
8980 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
8981 the other MACFLAG constants.
8982 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
8983 (flag_machi): Tighten constraints. Renumber some of the operands.
8984 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
8986 (flag_machi_parts_acconly): New pattern.
8987 (flag_macinithi): Tighten constraints. Allow any accumulator to be
8989 (flag_macinit1hi): Tighten constraints.
8990 (flag_mul_macv2hi_parts_acconly): New pattern.
8992 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
8993 Use a more efficient implementation.
8994 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
8995 inline sequences when not optimizing for size.
8997 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
8998 movhi_high2low): Delete, merge functionality into...
8999 (packv2hi): ... this pattern.
9001 2007-02-11 Jie Zhang <jie.zhang@analog.com>
9002 * config/bfin/bfin.opt (msim): New option.
9003 (mcpu=): New option.
9004 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
9005 (bfin_cpu_t): Typedef of enum bfin_cpu.
9006 (bfin_cpu_type): New declaration.
9007 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
9008 -msim and -mcpu= options.
9009 (LIB_SPEC): Likewise.
9010 * config/bfin/bfin.c (bfin_cpu_type): Define.
9011 (bfin_handle_option): Handle -mcpu= option.
9012 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
9013 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
9014 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
9016 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9018 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
9019 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
9020 (powerpc-wrs-vxworksae): Use ${tm_file}.
9021 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
9022 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
9023 * config/i386/vx-common.h: New file.
9025 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9027 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
9030 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
9032 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
9035 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
9039 * c-common.c (c_build_qualified_type): Set canonical type
9042 2007-04-12 Richard Guenther <rguenther@suse.de>
9044 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
9045 lower bound and element size if lower bound is not zero
9046 or either of the ARRAY_REF operands is set.
9048 2007-04-12 Richard Guenther <rguenther@suse.de>
9050 PR tree-optimization/24689
9051 PR tree-optimization/31307
9052 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
9054 * gimplify.c (canonicalize_addr_expr): To be consistent with
9055 gimplify_compound_lval only set operands two and three of
9056 ARRAY_REFs if they are not gimple_min_invariant. This makes
9057 it never at this place.
9058 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
9060 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9062 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
9063 null before emitting a .nsubspa directive.
9065 2007-04-11 Diego Novillo <dnovillo@redhat.com>
9067 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
9068 need_to_partition_p if there are no memory statements in the
9071 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
9073 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
9074 (gcd_of_steps_may_divide_p): New function.
9075 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
9077 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
9079 * reload.c (find_reloads_toplev, find_reloads_address,
9080 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
9081 not a pointer equality test, to decide if we need to call
9082 push_reg_equiv_alt_mem.
9084 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
9086 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
9087 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
9089 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
9091 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
9093 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
9094 vector to be positive.
9096 2007-04-11 Diego Novillo <dnovillo@redhat.com>
9100 * doc/invoke.texi: Document --params max-aliased-vops and
9102 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
9103 debug_memory_partitions): Move to tree-flow.h
9104 * params.h (AVG_ALIASED_VOPS): Define.
9105 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
9107 (mp_info_t): Likewise.
9108 (get_mem_sym_stats_for): New.
9109 (set_memory_partition): Move from tree-flow-inline.h.
9110 (mark_non_addressable): Only clear the set of symbols for the
9111 partition if it exists.
9112 (dump_memory_partitions): Move from tree-ssa-operands.c
9113 (debug_memory_partitions): Likewise.
9114 (need_to_partition_p): New.
9115 (dump_mem_ref_stats): New.
9116 (debug_mem_ref_stats): New.
9117 (dump_mem_sym_stats): New.
9118 (debug_mem_sym_stats): New.
9119 (update_mem_sym_stats_from_stmt): New.
9120 (compare_mp_info_entries): New.
9121 (mp_info_cmp): Call it.
9122 (sort_mp_info): Change argument to a list of mem_sym_stats_t
9124 (get_mpt_for): Move from tree-ssa-operands.c.
9125 (find_partition_for): New.
9126 (create_partition_for): Remove.
9127 (estimate_vop_reduction): New.
9128 (update_reference_counts): New.
9129 (build_mp_info): New.
9130 (compute_memory_partitions): Refactor.
9131 Document new heuristic.
9132 Call build_mp_info, update_reference_counts,
9133 find_partition_for and estimate_vop_reduction.
9134 (compute_may_aliases): Populate virtual operands before
9135 calling debugging dumps.
9136 (delete_mem_sym_stats): New.
9137 (delete_mem_ref_stats): New.
9138 (init_mem_ref_stats): New.
9139 (init_alias_info): Call it.
9140 (maybe_create_global_var): Remove alias_info argument.
9141 Get number of call sites and number of pure/const call sites
9142 from gimple_mem_ref_stats().
9143 (dump_alias_info): Call dump_memory_partitions first.
9144 (dump_points_to_info_for): Show how many times a pointer has
9146 * opts.c (decode_options): For -O2 set --param
9147 max-aliased-vops to 500.
9148 For -O3 set --param max-aliased-vops to 1000 and --param
9149 avg-aliased-vops to 3.
9150 * fortran/options.c (gfc_init_options): Remove assignment to
9152 * tree-flow-inline.h (gimple_mem_ref_stats): New.
9153 * tree-dfa.c (dump_variable): Dump memory reference
9155 Dump NO_ALIAS* settings.
9156 (referenced_var_lookup): Tidy.
9157 (mem_sym_stats): New.
9158 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
9159 and ORIG are different SSA names for a memory partition.
9160 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
9161 * tree-flow.h (struct mem_sym_stats_d): Define.
9162 (mem_sym_stats_t): Define.
9163 (struct mem_ref_stats_d): Define.
9164 (struct gimple_df): Add field mem_ref_stats.
9165 (enum noalias_state): Define.
9166 (struct var_ann_d): Add bitfield noalias_state.
9167 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
9168 debug_mem_ref_stats, debug_memory_partitions,
9169 debug_mem_sym_stats): Declare.
9170 * tree-ssa-structalias.c (update_alias_info): Update call
9171 sites, pure/const call sites and asm sites in structure
9172 returned by gimple_mem_ref_stats.
9173 Remove local variable IS_POTENTIAL_DEREF.
9174 Increase NUM_DEREFS if the memory expression is a potential
9176 Call update_mem_sym_stats_from_stmt.
9177 If the memory references memory, call
9178 update_mem_sym_stats_from_stmt for all the direct memory
9179 symbol references found.
9180 (intra_create_variable_infos): Set noalias_state field for
9181 pointer arguments according to the value of
9182 flag_argument_noalias.
9183 * tree-ssa-structalias.h (struct alias_info): Remove fields
9184 num_calls_found and num_pure_const_calls_found.
9185 (update_mem_sym_stats_from_stmt): Declare.
9186 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
9187 Set default value to 100.
9188 (PARAM_AVG_ALIASED_VOPS): Define.
9190 2007-04-11 Richard Guenther <rguenther@suse.de>
9193 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
9194 a * -b + c as c - a * b if we honor sign dependent rounding.
9196 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
9198 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
9200 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
9201 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
9203 (initialize_trampoline): Don't use old-style function definition.
9204 (bfin_secondary_reload): Mark IN_P argument as unused.
9206 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
9208 PR tree-optimization/31343
9209 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
9210 (build_polynomial_chrec): Return a scalar when the evolution is zero.
9211 * testsuite/gcc.dg/vect/pr31343.c: New.
9213 2007-04-10 Eric Christopher <echristo@apple.com>
9215 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
9216 * config/i386/i386.md (*cmpfp0): Use.
9217 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
9218 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
9219 (fix_trunc<mode>_i386_fisttp): Ditto.
9220 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
9221 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
9222 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
9223 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
9224 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
9225 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
9226 (unnamed_splitters): Ditto.
9227 * config/i386/i386.c (output_fix_trunc): Assert that
9228 we're not being passed a TFmode operand.
9230 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
9232 PR tree-optimization/31526
9233 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
9234 n_basic_blocks to find newly added blocks.
9236 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
9238 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
9240 (fix_trunc<mode>si_sse): Ditto.
9241 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
9242 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
9243 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
9244 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
9245 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
9246 expander using SSEMODEF mode macro.
9247 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
9248 expander using SSEMODEF mode macro.
9249 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
9250 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
9251 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
9252 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
9253 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
9254 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
9255 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
9256 Macroize insn using X87MODEF mode macro.
9258 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
9260 * config/i386/sse.md (sse2_pinsrw): Removed.
9261 (sse2_pextrw): Renamed to ...
9262 (*sse2_pextrw): This.
9264 2007-04-09 Jan Hubicka <jh@suse.cz>
9267 * config/i386/sse.md
9268 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
9269 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
9270 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
9271 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
9273 2007-04-09 Jan Hubicka <jh@suse.cz>
9275 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
9276 multiple fields of union.
9278 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
9280 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
9281 (create_preheaders): Check that loops are available.
9282 (fix_loop_structure): Clean up, improve comments.
9283 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
9284 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
9286 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
9287 * predict.c (tree_estimate_probability): Do not call
9288 calculate_dominance_info. Call create_preheaders.
9289 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
9290 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
9292 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
9293 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
9294 * tree-cfg.c (tree_split_edge): Make an assert more precise.
9295 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
9298 2007-04-08 Jan Hubicka <jh@suse.cz>
9300 * tree.h (maybe_fold_offset_to_component_ref): Declare.
9301 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
9302 * fold-const.c (fold_unary): Use it.
9304 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
9306 * varasm.c (assemble_variable): Remove call to
9307 lang_hooks.decls.prepare_assemble_variable.
9308 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
9309 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
9310 * langhooks.h (lang_hooks_for_decls): Remove
9311 prepare_assemble_variable.
9313 2007-04-08 Mike Stump <mrs@apple.com>
9315 * config/i386/i386.c: Use inc/dec on Core2.
9317 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
9319 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
9320 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
9321 lhd_tree_inlining_end_inlining): Remove.
9322 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
9323 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
9325 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
9326 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
9327 lhd_tree_inlining_end_inlining): Remove prototypes.
9328 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
9329 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
9330 LANG_HOOKS_TREE_INLINING_START_INLINING,
9331 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
9333 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
9336 2007-04-08 Anatoly Sokolov <aesok@post.ru>
9339 * config/avr/predicates.md (io_address_operand): Delete predicate.
9340 (low_io_address_operand): Don't use 'mode' argument.
9341 (higth_io_address_operand): Rename ...
9342 (high_io_address_operand): ... to this. Don't use 'mode' argument.
9343 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
9346 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
9348 Revert change removing staticp.
9350 2007-04-07 Anatoly Sokolov <aesok@post.ru>
9353 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
9356 2007-04-07 Bruce Korb <bkorb@gnu.org>
9358 * c.opt: Add -Wformat-contains-nul.
9359 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
9361 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
9362 the NUL byte warning.
9364 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
9366 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
9368 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
9370 * tree.c (staticp): No longer use staticp langhook.
9371 * langhooks.c (lhd_staticp): Removed.
9372 * langhooks.h (struct lang_hooks): Remove staticp.
9373 * c-common.c (c_staticp): Remove.
9374 * c-common.h (c_staticp): Ditto.
9375 * langhooks-defs.h (lhd_staticp): Ditto.
9376 (LHD_HOOKS_STATICP): Ditto
9377 * tree.h (gcc_assert_lowered): New macro.
9379 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
9381 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
9382 argument "reliable".
9383 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
9384 Add argument "reliable". Propagate it through calls.
9385 (infer_loop_bounds_from_undefined): Derive number of iterations
9386 estimates from references in blocks that do not dominate loop latch.
9387 (gcov_type_to_double_int): New function.
9388 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
9389 and expected_loop_iterations_unbounded.
9390 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
9391 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
9392 * tree-data-ref.c (estimated_loop_iterations): Export.
9393 (get_references_in_stmt): Fix -- do not return addresses of local
9395 * cfgloop.h (expected_loop_iterations_unbounded,
9396 estimated_loop_iterations): Declare.
9398 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
9400 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
9402 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
9404 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
9405 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
9406 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
9407 Use output_387_reg_move().
9408 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
9409 expander using X87MODEF12 mode macro.
9410 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
9411 choosing register preferences. Use output_387_reg_move().
9412 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
9413 instead of "x". Use output_387_reg_move().
9414 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
9415 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
9416 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
9417 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
9418 Use output_387_reg_move().
9419 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
9421 (*truncxf?f_i387 splitter): Ditto.
9423 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
9425 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
9426 LANG_HOOKS_SAFE_FROM_P.
9427 * expr.c (safe_from_p): Remove langhook call.
9428 * langhooks.h (lang_hooks): Remove safe_from_p.
9429 (lhd_safe_from_p): Remove prototype.
9430 * langhooks.c (lhd_safe_from_p): Remove.
9432 2007-04-06 Jan Hubicka <jh@suse.cz>
9434 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
9437 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
9439 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
9440 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
9441 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
9442 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
9444 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
9445 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
9447 2007-04-05 Richard Henderson <rth@redhat.com>
9449 * config/alpha/alpha.c (print_operand) [+]: Remove.
9450 (alpha_end_function): Print nop if call at end of function.
9451 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
9452 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
9453 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
9454 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
9455 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
9456 the call pattern. Update peepholes to match.
9458 2007-04-05 Janis Johnson <janis187@us.ibm.com>
9460 * doc/extend.texi (Other Builtins): Add decimal float variants
9462 * builtins.def: Ditto.
9463 * builtins.c (expand_builtin): Ditto.
9465 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
9466 H.J. Lu <hongjiu.lu@intel.com>
9469 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
9470 of V8HImode when calling ix86_binary_operator_ok.
9471 (sse2_pmaddwd): Call ix86_binary_operator_ok.
9472 (sdot_prodv8hi): Operands 1 and 2 must be register.
9474 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
9476 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
9477 initialize align to silence bogus warning.
9479 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
9482 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
9484 (struct sra_walk_fns): Remove use_all parameter from use.
9485 (sra_hash_tree): Handle BIT_FIELD_REFs.
9486 (sra_elt_hash): Don't hash bitfld blocks.
9487 (sra_elt_eq): Skip them in parent compares as well. Handle
9489 (sra_walk_expr): Don't maintain or pass down use_all_p.
9490 (scan_use): Remove use_all parameter.
9491 (scalarize_use): Likewise. Re-expand assignment to
9492 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
9493 output, and re-scalarize after output. Don't mark anything
9495 (scalarize_ldst): Adjust.
9496 (scalarize_walk_gimple_modify_statement): Likewise.
9497 (build_element_name_1): Handle BIT_FIELD_REFs.
9498 (instantiate_element): Don't warn for any element whose parent
9500 (instantiate_missing_elements_1): Return the sra_elt.
9501 (canon_type_for_field): New.
9502 (try_instantiate_multiple_fields): New.
9503 (instantiate_missing_elemnts): Use them.
9504 (mark_no_warning): Removed.
9505 (generate_one_element_ref): Handle BIT_FIELD_REFs.
9506 (REPLDUP, sra_build_elt_assignment): New.
9507 (generate_copy_inout): Use them.
9508 (generate_element_copy): Likewise. Handle bitfld differences.
9509 (generate_element_zero): Don't recurse for blocks. Use
9510 sra_build_elt_assignment.
9511 (generate_one_element_int): Take elt instead of var. Use
9512 sra_build_elt_assignment.
9513 (generate_element_init_1): Adjust.
9514 (scalarize_use, scalarize_copy): Use REPLDUP.
9515 (scalarize_ldst): Move assert before dereference.
9516 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
9518 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
9520 * regmove.c: Fix unused variable warnings due to previous commit.
9522 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
9524 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
9525 (regmove_bb_head): Remove.
9526 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
9527 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
9528 problems with fixup_match_1.
9529 Don't initialize/free regmove_bb_head.
9531 (reg_is_remote_constant_p): If an insn is in the same basic block
9532 but not before INSN, consider it remote, too.
9534 2007-04-05 Anatoly Sokolov <aesok@post.ru>
9537 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
9538 DECL_ASSEMBLER_NAME, not the DECL_NAME.
9540 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
9542 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
9543 (CONDITIONAL_REGISTER_USAGE): Likewise.
9545 2007-04-04 Richard Henderson <rth@redhat.com>
9547 * config/alpha/lib1funcs.asm: Remove unused file.
9549 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9552 * opts.c (print_specific_help): Fix --help=<language>
9554 (common_handle_option): Support --help=common.
9556 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9559 * gcc.c (main): Do not run the linker if
9560 print_subprocess_help indicates that it shouldn't be
9563 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9566 * doc/invoke.texi (--help=): Document <languages> value, fix
9567 formatting in tables of values.
9569 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
9571 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
9572 dllimport attribute of virtual methods.
9574 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
9576 * config/score/crti.asm: Change _bss_start to __bss_start.
9577 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
9578 (OUTGOING_REG_PARM_STACK_SPACE) update.
9579 * config/score/score.opt: add options to make backend support
9580 score5, score5u, score7 and score7d.
9581 * config/score/score.md: Likewise.
9582 * config/score/misc.md: Likewise.
9583 * config/score/mac.md: Likewise.
9584 * doc/invoke.texi: Likewise.
9585 * doc/md.texi: update constraints define.
9587 2007-04-03 Richard Henderson <rth@redhat.com>
9589 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
9590 an appropriate type, use the mode instead.
9592 2007-04-03 Richard Sandiford <richard@codesourcery.com>
9594 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
9595 Set the default --with-arch setting to mips2.
9596 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
9597 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
9598 (MULTILIB_OSDIRNAMES): Delete.
9599 (MULTILIB_DIRNAMES): Define.
9600 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
9601 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
9602 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
9603 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
9604 VXWORKS_OS_CPP_BUILTINS.
9605 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
9606 (MIPS_DEBUGGING_INFO): Undefine.
9607 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
9609 2007-04-03 Jakub Jelinek <jakub@redhat.com>
9612 * fold-const.c (native_encode_real): Encode real.c provided longs
9613 as a series of 32-bit native integers.
9614 (native_interpret_real): Interpret buffer as a series of 32-bit
9617 2007-04-03 Richard Guenther <rguenther@suse.de>
9619 * genpreds.c (write_insn_constraint_len): Write function
9620 optimized for CONSTRAINT_LEN implementation.
9621 (write_tm_preds_h): Output insn_constraint_len inline and
9622 use it for CONSTRAINT_LEN.
9623 (write_insn_preds_c): Don't output insn_constraint_len.
9624 * doc/md.texi (define_register_constraint): Document multi-letter
9625 constraints shall have the same length if they start with the same
9628 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
9631 * config/i386/i386.md (isinf<mode>2): Expand only when
9632 TARGET_C99_FUNCTIONS is set.
9634 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
9636 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
9637 (x86_64-*-linux*): Ditto.
9638 * config/i386/i386.opt (mpc): New option.
9639 * config/i386/i386.c (overrride_options): Handle
9640 ix87_precision_string.
9641 * config/i386/crtprec.c: New file.
9642 * config/i386/t-crtpc: Ditto.
9643 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
9645 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
9646 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
9647 crtprec32.o, crtprec64.o and crtprec80.o.
9649 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
9651 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
9653 2007-04-02 Eric Christopher <echristo@apple.com>
9655 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
9656 limitations on darwin.
9658 2007-04-02 Anatoly Sokolov <aesok@post.ru>
9661 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
9663 2007-04-02 Dave Korn <dave.korn@artimi.com>
9665 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
9667 2007-04-02 Dave Korn <dave.korn@artimi.com>
9669 * libgcc2.h (exception_descriptor): Don't forward-declare.
9670 (__get_eh_table_language, __get_eh_table_version): Delete
9671 prototypes of long-dead functions.
9673 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
9675 * ebitmap.h: New file
9676 * ebitmap.c: New file
9677 * Makefile.in (ebitmap.o): New target.
9679 2007-04-01 Jan Hubicka <jh@suse.cz>
9681 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
9682 before very first instruction.
9684 2007-04-01 Jan Hubicka <jh@suse.cz>
9686 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
9687 waring on 64bit hosts.
9688 * bitmap.h: Fix typo in bitmap_head_def.
9690 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
9692 PR rtl-optimization/31391
9693 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
9694 into a DELETED_LABEL note, and the label is in an empty basic
9695 block, update BB_END as well as BB_HEAD.
9697 2007-04-01 Richard Henderson <rth@redhat.com>
9699 PR tree-optimization/31169
9700 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
9701 to varying if the range is outside [0, prec-1].
9703 2007-04-01 Richard Sandiford <richard@codesourcery.com>
9706 * config/mips/mips.md (load_const_gp): New insn.
9707 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
9708 the MIPS16 GP pseudo register if no_new_pseudos.
9709 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
9711 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
9714 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
9716 (call_value): Likewise.
9718 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
9719 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9722 * doc/invoke.texi: (optimization options): Reword description
9723 of -ffast-math. Document its primary purpose.
9725 2007-03-31 Richard Guenther <rguenther@suse.de>
9727 * omp-low.c (splay-tree.h): Include.
9728 (lookup_decl): Replace splay-tree usage by pointer-map.
9729 (maybe_lookup_decl): Likewise.
9730 (new_omp_context): Likewise.
9731 (delete_omp_context): Likewise.
9732 * gimplify.c (splay-tree.h): Include.
9733 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
9735 (remap_ssa_name): Likewise.
9736 (remap_decl): Likewise.
9737 (remap_type_1): Likewise.
9738 (remap_type): Likewise.
9739 (copy_body_r): Likewise.
9740 (expand_call_inline): Likewise.
9741 (clone_body): Likewise.
9742 (copy_tree_r): Likewise.
9743 (remap_save_expr): Likewise.
9744 (unsave_r): Likewise.
9745 (unsave_expr_now): Likewise.
9746 (tree_function_versioning): Likewise.
9747 (build_duplicate_type): Likewise.
9748 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
9749 (struct copy_body_data): Replace splay-tree by pointer-map.
9750 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
9751 not $(SPLAY_TREE_H).
9752 (gimplify.o): Depend on $(SPLAY_TREE_H).
9753 (omp-low.p): Likewise.
9755 2007-03-31 Anatoly Sokolov <aesok@post.ru>
9757 * config/avr/predicates.md (even_register_operand,
9758 odd_register_operand): New predicates.
9759 * config/avr/avr.md (movw peephole2): New.
9760 (movw_r peephole2): New.
9762 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
9764 * tree.h (get_signed_or_unsigned_type): New.
9765 * fold-const.c (operand_equal_for_comparison_p): Use
9766 get_signed_or_unsigned_type instead of
9767 lang_hooks.types.signed_or_unsigned_type.
9768 * expr.c (store_expr): Ditto.
9769 * langhooks.c (get_signed_or_unsigned_type): New.
9770 (lhd_signed_or_unsigned_type): New.
9771 * langhooks.h (lhd_signed_or_unsigned_type): New.
9772 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
9774 2007-03-30 Richard Henderson <rth@redhat.com>
9776 * tree-ssa-loop-ivopts.c: Include target.h.
9777 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
9778 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
9779 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
9780 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
9782 2007-03-30 Richard Henderson <rth@redhat.com>
9783 Kai Tietz <kai.tietz@onevision.com>
9785 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
9787 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
9788 (TARGET_64BIT_MS_ABI): New.
9789 (DBX_REGISTER_NUMBER): Handle 64-bit.
9790 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
9791 (LONG_TYPE_SIZE): Force to 32.
9792 (REG_PARM_STACK_SPACE): New.
9793 (OUTGOING_REG_PARM_STACK_SPACE): New.
9794 (REGPARM_MAX, SSE_REGPARM_MAX): New.
9795 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
9796 (STACK_BOUNDARY): Use 128 for 64-bit.
9797 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
9798 Add 64-bit implementation.
9799 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
9801 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
9802 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
9803 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
9804 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
9805 (ix86_handle_cconv_attribute): Don't warn when ignoring if
9806 TARGET_64BIT_MS_ABI.
9807 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
9808 (ix86_pass_by_reference): Likewise.
9809 (ix86_function_value_regno_p): Likewise.
9810 (ix86_build_builtin_va_list): Likewise.
9811 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
9812 (function_arg_advance_ms_64): New.
9813 (function_arg_advance): Call it.
9814 (function_arg_ms_64): New.
9815 (function_arg): Call it.
9816 (function_value_ms_64): New.
9817 (ix86_function_value_1): Call it.
9818 (return_in_memory_ms_64): New.
9819 (ix86_return_in_memory): Call it.
9820 (setup_incoming_varargs_ms_64): New.
9821 (ix86_setup_incoming_varargs): Call it.
9822 (ix86_expand_prologue): Handle 64-bit stack probing.
9823 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
9824 (output_pic_addr_const): Likewise.
9825 (x86_this_parameter): Likewise.
9826 (x86_output_mi_thunk): Likewise.
9827 (x86_function_profiler): Likewise.
9828 (TARGET_STRICT_ARGUMENT_NAMING): New.
9829 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
9830 (TARGET_64BIT_MS_ABI): New.
9831 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
9832 * config/i386/i386.md (allocate_stack_worker): Remove.
9833 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
9834 describe the clobber of eax without a match_scratch.
9835 (allocate_stack_worker_postreload): Remove.
9836 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
9837 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
9838 (allocate_stack_worker_rex64_postreload): Remove.
9839 (allocate_stack): Handle 64-bit.
9840 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
9841 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
9842 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
9843 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
9844 (STANDARD_STARTFILE_PREFIX_1): Likewise.
9845 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
9846 * config.build (x86_64-*-mingw*): New host.
9847 * config.host (x86_64-*-mingw*): New host.
9848 * config.gcc (x86_64-*-mingw*): New target.
9849 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
9851 2007-03-30 Richard Henderson <rth@redhat.com>
9852 Kai Tietz <kai.tietz@onevision.com>
9854 * c-pragma.c (struct def_pragma_macro_value): New.
9855 (struct def_pragma_macro): New.
9856 (pushed_macro_table): New.
9857 (dpm_hash, dpm_eq): New.
9858 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
9859 (init_pragma): Install them.
9860 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
9862 2007-03-30 Anatoly Sokolov <aesok@post.ru>
9864 * config/avr/avr.c (avr_override_options): Clear
9865 'flag_delete_null_pointer_checks'.
9867 2007-03-30 Paolo Carlini <pcarlini@suse.de>
9870 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
9871 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
9872 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
9873 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
9874 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
9875 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
9876 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
9878 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
9880 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
9882 * regmove.c: Move all of pass_stack_adjustments from here...
9883 * combine-stack-adj.c: ...to this new file.
9884 * Makefile.in: Add rules for combine-stack-adj.o.
9886 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
9888 PR tree-optimization/31383
9889 * tree-data-ref.c (affine_function_equal_p): Do not require the
9890 vectors to have the same length.
9892 2007-03-30 Jan Hubicka <jh@suse.cz>
9895 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
9896 availablility; add more sanity checking; ask varpool only about
9899 2007-03-29 Richard Henderson <rth@redhat.com>
9901 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
9902 to decide, but __SIZEOF_LONG_LONG__.
9904 2007-03-29 Richard Henderson <rth@redhat.com>
9906 * emutls.c (struct __emutls_array): New.
9907 (emutls_destroy): Use it instead of casting element 0 from void*.
9908 (__emutls_get_address): Likewise.
9910 2007-03-29 Richard Henderson <rth@redhat.com>
9912 * varasm.c (initializer_constant_valid_p): Don't deny
9913 DECL_DLLIMPORT_P on functions.
9915 * config/i386/cygming.h: Remove function declarations.
9916 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
9917 (ASM_OUTPUT_LABELREF): Remove.
9918 (COMMON_ASM_OP): Remove.
9919 (ASM_OUTPUT_COMMON): Remove.
9920 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
9921 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
9922 (ASM_DECLARE_FUNCTION_NAME): Likewise.
9923 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
9924 Rename from TARGET_ENCODE_SECTION_INFO.
9925 * config/i386/netware.h: Likewise.
9926 * config/i386/i386-protos.h: Update.
9927 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
9928 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
9929 (legitimate_constant_p): Reject dllimports.
9930 (dllimport_map, get_dllimport_decl): New.
9931 (legitimize_dllimport_symbol): New.
9932 (legitimize_address, ix86_expand_move): Use it.
9933 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
9934 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
9935 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
9936 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
9937 * config/i386/predicates.md (constant_call_address_operand): Only
9938 accept symbols; reject dllimport_p symbols.
9939 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
9940 i386_pe_maybe_record_exported_symbol.
9941 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
9942 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
9943 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
9944 trust the setting of DECL_DLLIMPORT_P.
9945 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
9946 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
9947 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
9948 tidy the argument scanning loop.
9949 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
9950 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
9951 (i386_pe_strip_name_encoding): Remove.
9952 (i386_pe_binds_local_p): New.
9953 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
9954 (i386_pe_output_labelref): Remove.
9955 (i386_pe_asm_output_aligned_decl_common): New.
9956 (i386_pe_maybe_record_exported_symbol): Rename from
9957 i386_pe_record_exported_symbol; check for dllexported symbols.
9959 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
9961 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
9962 add comment explaining why vsnprintf cannot be used.
9964 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
9966 PR tree-optimization/30666
9967 * tree.c (build_complex_type): When creating type names for DWARF2
9968 debug info, create TYPE_DECLs for TYPE_NAME instead of
9970 (build_common_tree_nodes_2): Use build_complex_type when building
9971 predefined complex types, to preserve canonical types.
9973 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
9975 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
9976 (noce_get_alt_condition): Look at it to determine whether to
9977 reverse the condition or not.
9978 (noce_get_condition): Substitute the truth for lies.
9979 (noce_find_if_block): Set the then_else_reversed field.
9981 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
9983 * config/fr30/fr30.md (movdi): Do not accept immediates as the
9984 destination of this insn.
9985 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
9986 than calling gen_rtx_SET directly. Use r0 to hold the value of
9987 'address + 4' rather than a stack based temporary which can be
9990 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
9992 * config/s390/s390.c (s390_secondary_input_reload_class,
9993 s390_secondary_output_reload_class): Functions removed.
9994 (s390_secondary_reload): New function.
9995 (TARGET_SECONDARY_RELOAD): Target macro defined.
9996 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
9997 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
9998 * config/s390/s390.md ("reload_outti", "reload_outdi",
9999 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
10000 "reload_out<mode>"): Expanders removed.
10001 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
10002 "reload<mode>_nonoffmem_out"): Expanders added.
10004 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
10006 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
10007 action if SRC->DEST replacement failed anyway.
10009 2007-03-28 Mike Stump <mrs@apple.com>
10011 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
10012 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
10013 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
10015 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10017 * config.gcc: Accept barcelona as a variant of amdfam10.
10018 * config/i386/i386.c (override_options): Likewise.
10019 * doc/invoke.texi: Likewise.
10021 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
10023 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
10024 offsets for BIT_FIELD_REF and COMPONENT_REF.
10026 2007-03-28 Richard Guenther <rguenther@suse.de>
10028 * tree.c (is_global_var): Move ...
10029 * tree-flow-inline.h (is_global_var): ... here.
10030 * tree.h (is_global_var): Remove declaration.
10032 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
10034 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
10036 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
10037 * config/i386/i386.c (ix86_tune_features): Initialize new
10039 * config/i386/predicates.md (promotable_binary_operator): Use
10040 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
10042 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
10045 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
10047 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
10049 * config/fr30/fr30.md (movsi_internal): Change destination
10050 constraint from m to V and add m to the end.
10052 2007-03-28 Christian Bruel <christian.bruel@st.com>
10054 * config/sh/sh.md (movsi_i): Fix type attribute.
10056 2007-03-28 Christian Bruel <christian.bruel@st.com>
10058 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
10059 (movsf_ie): Likewise.
10061 2007-03-28 Christian Bruel <christian.bruel@st.com>
10063 * config.gcc: Add sh4-300 to multilib.
10064 * config/sh/t-mlib-sh4-300: New file.
10066 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
10068 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
10069 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
10070 fix_trunc<mode>di2.
10071 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
10072 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
10073 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
10074 "fixuns_trunctddi2"): Whitespace fix.
10076 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
10078 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
10079 the definition of struct sh_args.
10080 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
10081 CALL_COOKIE_INT_REG_GET): Likewise.
10083 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
10085 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
10086 transformations are applied successfully.
10088 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
10090 * tree.c (tree_contains_struct): Permit 512 tree codes.
10091 * tree.h (tree_contains_struct): Ditto.
10092 (MAX_TREE_CODES): Ditto.
10093 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
10094 SPARE member to store remaining padding bits.
10096 2007-03-27 Anatoly Sokolov <aesok@post.ru>
10098 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
10101 2007-03-27 Janis Johnson <janis187@us.ibm.com>
10103 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
10104 * configure: Regenerate.
10106 * configure: Regenerate using the correct version of autoconf.
10108 2007-03-27 Anatoly Sokolov <aesok@post.ru>
10110 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
10112 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
10113 regs to "__SP_L__" and "__SP_H__".
10115 2007-03-27 Richard Guenther <rguenther@suse.de>
10117 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
10118 computations with it with a HOST_WIDE_INT variable.
10120 2007-03-26 Mike Stump <mrs@apple.com>
10122 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
10123 objective-c-header, objective-c++-header and objc++-cpp-output
10125 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
10127 2007-03-26 Richard Henderson <rth@redhat.com>
10130 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
10131 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
10132 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
10133 IX86_BUILTIN_PSRLQ128): New.
10134 (ix86_init_mmx_sse_builtins): Add them.
10135 (ix86_expand_builtin): Expand them.
10136 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
10137 operand 2 be TImode.
10138 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
10139 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
10140 _mm_srli_epi64): Mark __B const.
10141 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
10142 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
10143 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
10144 new two-vector shift builtins.
10146 2007-03-26 Ian Lance Taylor <iant@google.com>
10148 PR tree-optimization/31345
10149 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
10150 [+INF, +INF(OVF)] into VARYING.
10152 2007-03-26 Zack Weinberg <zackw@panix.com>
10154 * gengtype-parse.c: New file.
10155 * gengtype-yacc.y: Delete.
10156 * gengtype-lex.l: Don't include gengtype-yacc.h.
10157 Define YY_DECL and yyterminate appropriately for recursive
10158 descent parser. yylval is now a string out-parameter to yylex.
10159 (HWS, EOID): New shorthand.
10160 (IWORD): Add a couple more types.
10161 (yylex): Add a setup stanza. Remove the complex rules for
10162 detecting GTY'ed types and typedefs; replace with simple
10163 keyword detectors. Adjust everything for the changed
10164 definition of yylval. Ignore all pp-directives, not just #define.
10166 (parse_file): Rename yybegin; do not call yyparse.
10168 * gengtype.c (xasprintf): Export again.
10169 (this_file): New. Use everywhere __FILE__ was being used.
10170 (get_lang_bitmap): Special case types defined in gengtype.c.
10171 (do_typedef, new_structure): Suppress definition of certain types.
10172 (new_structure): Improve diagnostics of duplicate definitions.
10173 Make sure location_s is associated with input.h.
10174 (nreverse_pairs, define_location_structures): New functions.
10175 (main): Improve tagging of kludge types. Remove old kludges
10176 for input.h types; use define_location_structures.
10177 * gengtype.h: Update prototypes. Define token codes here.
10178 * Makefile.in: Remove all references to gengtype-yacc.
10179 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
10181 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
10182 add GTY((skip)) to the field that's only conditionally there.
10183 * doc/install.texi: Document that Bison is no longer required
10184 unless building treelang.
10186 * gengtype.c: Don't include gtyp-gen.h.
10187 (srcdir): Declare here.
10188 (base_files, lang_dir_names): Allocate dynamically.
10189 (gt_files, num_gt_files, num_lang_dirs): New globals.
10190 (measure_input_list, read_input_line, read_input_list)
10191 (set_lang_bitmap): New functions.
10192 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
10193 simplify, relying on read_input_list to set up the bitmaps.
10194 (main): Arguments are no longer unused. Check for correct number
10195 of command line arguments, set srcdir and srcdir_len, then call
10196 read_input_list, before doing anything else. No need to worry
10197 about duplicates in main loop.
10198 * configure.ac: Simplify the calculation of all_gtfiles.
10199 Put language tags in there. Don't set or substitute
10200 all_gtfiles_files_langs or all_gtfiles_files_frags.
10201 * Makefile.in: Revamp the way gengtype is invoked, now that it
10202 takes a file on its command line with a much simpler format.
10203 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
10204 (GTFILES): Remove duplicates and C source files.
10205 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
10206 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
10207 * configure: Regenerate.
10209 * gengtype.h: Remove all type definitions to gengtype.c; leave
10210 only definitions of options_p, type_p, and pair_p as opaque
10211 pointers. Update prototypes.
10212 * gengtype.c: Many type definitions moved here from gengtype.h.
10213 Consolidate type definitions at the top of the file.
10214 (xvasprintf): Delete.
10215 (xasprintf): Make static.
10216 (create_nested_pointer_option): Add 'next' parameter.
10217 (create_field_all, create_field_at): New functions.
10218 (create_field): Now a thin wrapper around create_field_all.
10219 (create_optional_field): Rename create_optional_field_ and add
10220 line argument. Original name is now a macro which supplies
10222 (oprintf): Use vsnprintf directly.
10223 (close_output_files): Use fatal rather than perror/exit.
10224 (note_def_vec, note_def_vec_alloc): Use create_field_at.
10225 (main): Set progname. Don't use exit.
10226 * gengtype-yacc.y (struct_fields): Use create_field_at.
10227 (option, optionseqopt): Delete.
10228 (optionseq): Consolidate productions from option here so we
10229 can use the first argument to create_option.
10231 * gengtype-lex.l: Distinguish unions from structures in the
10232 token type. Don't call find_structure; return the tag as a string.
10233 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
10234 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
10235 string. Reorganize typedef_struct production accordingly.
10236 Use create_nested_ptr_option.
10237 * gengtype.c (create_nested_ptr_option): New function.
10238 * gengtype.h: Declare it.
10240 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
10241 (string_type): Don't declare.
10242 (do_scalar_typedef): Declare.
10243 (create_scalar_type): Update prototype.
10244 * gengtype.c (string_type): Make static.
10245 (scalar_nonchar, scalar_char): New.
10246 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
10247 (resolve_typedef): Use scalar_nonchar for error recovery.
10248 (create_scalar_type): Remove name_len field. Return scalar_char
10249 or scalar_nonchar as appropriate.
10250 (adjust_field_type): Look at scalar_is_char boolean to decide whether
10251 to use string_type.
10252 (throughout): Use scalar_nonchar instead of calling
10253 create_scalar_type, whenever possible.
10254 (main): Initialize scalar_char and scalar_nonchar before calling
10256 * gengtype-lex.l: Adjust for removal of second argument to
10257 create_scalar_type. Use yylval.s instead of yylval.t when
10259 * gengtype-yacc.y: Type of SCALAR is string. Call
10260 create_scalar_type from type:SCALAR rule. Adjust for removal of
10261 second argument to create_scalar_type.
10263 * vec.h: Remove all #if IN_GENGTYPE blocks.
10264 Add comment saying that changes may require adjustments to gengtype.
10265 * gengtype.c: Don't include coretypes.h or tm.h.
10266 Add comment to inclusion of errors.h.
10267 (note_def_vec, note_def_vec_alloc): New functions.
10268 * gengtype.h: Declare new functions.
10269 * gengtype-lex.l: Don't include coretypes.h.
10270 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
10272 (update_lineno): Remove unnecessary prototype.
10273 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
10274 (VEC rule): Just return VEC_TOKEN.
10275 * gengtype-yacc.y (VEC_TOKEN): New token type.
10276 (type): Add a production for VEC(a,b).
10277 * Makefile.in: Update dependencies.
10279 * gengtype-lex.l: Remove rules for parsing pointer-to-function
10280 typedefs that use the old PARAMS macro.
10282 * gengtype-lex.l: Remove all rules and states relating to yacc
10284 * gengtype-yacc.y: Similarly.
10285 * gengtype.c (note_yacc_type): Delete function.
10286 * gengtype.h: Update prototypes.
10288 2007-03-26 Joseph Myers <joseph@codesourcery.com>
10290 * tree-pretty-print.c (dump_generic_node): Report precision of
10291 unnamed integer types.
10293 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
10295 * ifcvt.c (noce_try_store_flag_constants): Don't check
10296 no_new_pseudos here.
10297 (noce_try_store_flag_constants): Don't check no_new_pseudos.
10298 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
10299 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
10300 noce_try_sign_mask): Likewise.
10301 (if_convert): Check no_new_pseudos here.
10303 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
10305 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
10306 (noce_get_condition): Handle new then_else_reversed argument.
10307 (noce_init_if_info): Remove, fold into noce_find_if_block.
10308 (noce_process_if_block): Take a struct noce_if_info as the
10309 argument. Don't set up one based on ce_if_info. Update pointer
10310 references accordingly.
10311 (cond_move_process_if_block): Likewise.
10312 (process_if_block): Removed.
10313 (find_if_block): Removed. Move functionality two new functions,
10314 noce_find_if_block and cond_exec_find_if_block.
10315 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
10316 blocks and the symmetric IF-ELSE-JOIN case.
10317 (cond_exec_find_if_block): Also new function mostly based on old
10318 find_if_block and process_if_block.
10319 (find_if_header): Replace find_if_block call with separately
10320 guarded calls to noce_find_if_block and cond_exec_find_if_block.
10321 (find_cond_trap): Update noce_get_condition call.
10322 (dead_or_predicable): Likewise.
10324 2007-03-26 Jakub Jelinek <jakub@redhat.com>
10326 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
10328 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
10329 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
10330 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
10331 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
10332 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
10333 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
10334 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
10335 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
10336 __builtin_ia32_psrad128 builtins.
10338 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
10340 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
10341 * config/i386/constraints.md
10342 (define_constraint "I"): Use IN_RANGE macro.
10343 (define_constraint "J"): Ditto.
10344 (define_constraint "K"): Ditto.
10345 (define_constraint "M"): Ditto.
10346 (define_constraint "N"): Ditto.
10347 (define_constraint "O"): Ditto.
10348 * config/i386/predicates.md
10349 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
10350 (define_predicate "const_0_to_3_operand"): Ditto.
10351 (define_predicate "const_0_to_7_operand"): Ditto.
10352 (define_predicate "const_0_to_15_operand"): Ditto.
10353 (define_predicate "const_0_to_63_operand"): Ditto.
10354 (define_predicate "const_0_to_255_operand"): Ditto.
10355 (define_predicate "const_1_to_31_operand"): Ditto.
10356 (define_predicate "const_2_to_3_operand"): Ditto.
10357 (define_predicate "const_4_to_7_operand"): Ditto.
10359 2007-03-25 David Edelsohn <edelsohn@gnu.org>
10361 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
10362 in SImode for save_world.
10363 * config/rs6000/altivec.md (save_world, restore_world): Convert to
10366 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
10368 PR tree-optimization/30784
10369 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
10372 2007-03-25 Revital Eres <eres@il.ibm.com>
10374 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
10375 Fold movement_possibility function into it.
10377 2007-03-25 David Edelsohn <edelsohn@gnu.org>
10379 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
10380 (load_macho_picbase_{si,di}): Convert to LR hard reg.
10381 (call_indirect_nonlocal_darwin64): Same.
10382 (call_nonlocal_darwin64): Same.
10383 (call_value_indirect_nonlocal_darwin64): Same.
10384 (call_value_nonlocal_darwin64): Same.
10385 (sibcall_nonlocal_darwin64): Same.
10386 (sibcall_value_nonlocal_darwin64): Same.
10387 (sibcall_symbolic_64): Same.
10388 (sibcall_value_symbolic_64): Same.
10389 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
10391 (rs6000_emit_load_toc_table): Same.
10392 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
10393 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
10395 (divss_call): Same.
10396 (divus_call): Same.
10397 (quoss_call): Same.
10398 (quous_call): Same.
10399 (load_toc_v4_pic_si): Same
10400 (load_toc_v4_PIC_1): Same.
10401 (load_toc_v4_PIC_1b): Same.
10402 (call_indirect_aix{32,64}): Same.
10403 (call_value_indirect_aix{32,64}): Same.
10405 (call_value): Same.
10406 (call_local{32,64}): Same.
10407 (call_value_local{32,64}): Same.
10408 (call_indirect_nonlocal_aix{32,64}): Same.
10409 (call_nonlocal_aix{32,64}): Same.
10410 (call_value_indirect_nonlocal_aix{32,64}): Same.
10411 (call_value_nonlocal_aix{32,64}): Same.
10412 (call_indirect_nonlocal_sysv<mode>): Same.
10413 (call_nonlocal_sysv<mode>): Same.
10414 (call_value_indirect_nonlocal_sysv<mode>): Same.
10415 (call_value_nonlocal_sysv<mode>): Same.
10417 (sibcall_local{32,64}): Same.
10418 (sibcall_value_local{32,64}): Same.
10419 (sibcall_nonlocal_aix{32,64}): Same.
10420 (sibcall_value_nonlocal_aix{32,64}): Same.
10421 (sibcall_nonlocal_sysv<mode>): Same.
10422 (sibcall_value): Same.
10423 (sibcall_value_nonlocal_sysv<mode>): Same.
10425 2007-03-24 Paul Brook <paul@codesourcery.com>
10427 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
10428 * config/arm/linux-eabi.h: Remove legacy syscall hack.
10430 2007-03-24 Richard Henderson <rth@redhat.com>
10432 * config/ia64/constraints.md: New file.
10433 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
10434 satisfies_constraint_?.
10435 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
10436 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
10437 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
10438 ia64_output_mi_thunk): Likewise.
10439 (ia64_const_ok_for_letter_p): Remove.
10440 (ia64_const_double_ok_for_letter_p): Remove.
10441 (ia64_extra_constraint): Remove.
10442 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
10443 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
10444 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
10445 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
10446 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
10447 EXTRA_MEMORY_CONSTRAINT): Remove.
10448 * config/ia64/ia64.md: Include constriants.md. Replace
10449 CONST_OK_FOR_? with satisfies_constraint_?.
10451 2007-03-23 Michael Meissner <michael.meissner@amd.com>
10452 H.J. Lu <hongjiu.lu@intel.com>
10454 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
10456 (name macros): Use DPD_BID_NAME to convert names properly.
10458 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
10459 decimal floating point format.
10460 (init_floating_libfuncs): Change decimal functions so that they
10461 have a "bid_" prefix if the decimal system uses the BID format,
10462 and "dpd_" prefix if the decimal system uses the DPD format.
10463 (init_interclass_conv_libfuncs): Ditto.
10464 (init_intraclass_conv_libfuncs): Ditto.
10466 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
10467 using the BID format.
10469 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
10470 whether we are using the BID decimal format.
10471 * configure: Regenerate.
10473 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
10474 the compiler has decimal floating point enabled. Define
10475 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
10478 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
10479 using the BID format.
10481 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
10482 whether we are using the BID decimal format.
10483 * configure: Regenerate.
10485 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
10486 the compiler has decimal floating point enabled. Define
10487 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
10490 * doc/install.texi (--enable-decimal-float): Document BID and DPD
10491 options, and that it is enabled for i386/x86_64 systems.
10493 * Makefile.in (enable_decimal_float): New.
10495 (DECNUMINC): Add -I$(DECNUMFMT).
10496 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
10497 to $(DECNUMFMT) from $(DECNUM).
10499 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
10500 Substitute enable_decimal_float.
10501 * configure: Regenerated.
10504 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
10507 * configure.ac: Enable decimal float for x86_64-*-linux*.
10508 * configure: Regenerated.
10511 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
10512 decimal128ClearSign to flip and clear the sign bit in decimal128.
10513 (decimal_real_maxval): Set decimal128SetSign to set the sign
10516 2007-03-23 Ian Lance Taylor <iant@google.com>
10518 * fold-const.c (fold_binary): Correct warning for X - c >= X.
10520 2007-03-23 Ian Lance Taylor <iant@google.com>
10522 * tree-dump.c (dump_files): Correct comment.
10524 2007-03-23 Ian Lance Taylor <iant@google.com>
10526 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
10528 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
10530 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
10531 in cfglayout mode. Don't go into and out of cfglayout mode.
10532 Link the blocks in the order of the constructed traces.
10533 (rest_of_handle_tracer): Adjust call to tracer.
10534 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
10535 Don't go into cfglayout mode.
10536 (rtl_loop_done): Don't go out of cfglayout mode.
10537 * cfglayout.c (relink_block_chain): New function, split out from...
10538 (fixup_reorder_chain): ...here. Remove redundant checking.
10539 (cfg_layout_finalize): Don't clear the header, footer, and aux
10540 fields here, move the code to do so to relink_block_chain. Likewise
10541 for free_original_copy_tables.
10542 * rtl.h (tracer): Update prototype.
10543 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
10544 Assert we are in cfglayout mode. Don't go into and out of cfglayout
10545 mode. Use relink_block_chain to serialize the CFG according to the
10546 new basic block order. Move targetm.cannot_modify_jumps_p check from
10548 (gate_handle_reorder_blocks): ...to here.
10549 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
10551 (gate_duplicate_computed_gotos): ...to here.
10552 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
10553 something always changes when going into and out of cfglayout mode.
10554 Perform an expensive cfg cleanup while going into cfglayout mode.
10555 Always update liveness information on HAVE_conditional_execution
10556 targets. Reserialize the basic blocks and go out of cfglayout mode.
10557 * reg-stack.c: Include cfglayout.h.
10558 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
10559 the call to reorder_basic_blocks.
10560 * basic-block.h (reorder_basic_blocks): Update prototype.
10561 (relink_block_chain): New prototype.
10562 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
10564 2007-03-23 Joseph Myers <joseph@codesourcery.com>
10566 * config/mips/mips.md (type, hazard, *movdi_32bit,
10567 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
10568 *movhi_internal, *movqi_internal, *movsf_hardfloat,
10569 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
10570 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
10571 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
10573 (movcc): Change first xfer to multi.
10574 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
10575 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
10576 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
10577 config/mips/generic.md: Change reservations using "xfer" to use
10579 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
10580 using match_operand.
10581 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
10582 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
10584 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
10586 2007-03-22 Richard Henderson <rth@redhat.com>
10588 * config/i386/i386.c: Remove unnecessary function declarations.
10589 Move targetm definition, and all related macros, to the end of
10590 the file. Resort some functions to put definitions before uses.
10591 (ix86_attribute_table): Make static. Move to end of file.
10592 (ix86_gimplify_va_arg): Make static.
10594 2007-03-22 Richard Henderson <rth@redhat.com>
10596 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
10597 don't increase local_regparm with force_align_arg_pointer check.
10598 (ix86_function_sseregparm): Assert 32-bit.
10599 (type_has_variadic_args_p): New.
10600 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
10601 type_has_variadic_args_p.
10602 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
10603 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
10604 use memset instead. Do maybe_vaarg check first; skip attribute
10605 tests if true; skip attribute tests for 64-bit.
10606 (construct_container): Remove TARGET_DEBUG_ARG.
10607 (function_arg_advance_32, function_arg_advance_64): Split out ...
10608 (function_arg_advance): ... from here.
10609 (function_arg_32, function_arg_64): Split out ...
10610 (function_arg): ... from here.
10611 (ix86_pass_by_reference): Tidy.
10612 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
10613 (function_value_32): New, from parts of ix86_function_value
10614 and ix86_value_regno.
10615 (function_value_64): New, from parts of ix86_function_value
10616 and ix86_libcall_value.
10617 (ix86_function_value_1): New.
10618 (ix86_function_value, ix86_libcall_value): Use it.
10619 (return_in_memory_32, return_in_memory_64): Split out ...
10620 (ix86_return_in_memory): ... from here.
10621 (ix86_struct_value_rtx): Skip for 64-bit.
10622 (ix86_libcall_value, ix86_value_regno): Remove.
10623 (setup_incoming_varargs_64): Split out ...
10624 (ix86_setup_incoming_varargs): ... from here.
10625 (ix86_va_start): Remove TARGET_DEBUG_ARG.
10626 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
10627 * config/i386/i386-protos.h (ix86_function_value): Remove.
10628 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
10630 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10633 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
10634 infinities not supported, otherwise emit warning if -Woverflow. On
10635 underflow, emit warning if -Woverflow.
10636 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
10638 * real.h (real_from_string): Update declaration
10640 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
10641 Richard Henderson <rth@redhat.com>
10643 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
10644 * calls.c (compute_argument_block_size, expand_call,
10645 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
10646 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
10647 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
10648 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
10649 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
10650 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
10651 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
10652 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
10655 2007-03-22 Joseph Myers <joseph@codesourcery.com>
10657 * c-incpath.c (add_sysroot_to_chain): New.
10658 (merge_include_chains): Add sysroot argument. Call
10659 add_sysroot_to_chain if sysrooted.
10660 (register_include_chains): Update call to merge_include_chains.
10661 * doc/cppopts.texi: Document use of '=' in include directory
10664 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
10666 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
10667 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
10668 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
10669 insn pattern using X87MODEF12 mode macro.
10671 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
10673 * regmove.c (regmove_optimize): Use reg_mentioned_p
10674 instead of reg_overlap_mentioned_p for DST.
10676 2007-03-21 Mike Stump <mrs@apple.com>
10678 * c.opt: Fixup for Objective-C/C++.
10680 2007-03-21 Steve Ellcey <sje@cup.hp.com>
10682 * explow.c (convert_memory_address): Fold memory reference when
10683 POINTERS_EXTEND_UNSIGNED < 0
10685 2007-03-21 Richard Henderson <rth@redhat.com>
10688 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
10689 * config/i386/mmintrin.h (__m64): Likewise.
10690 * config/i386/xmmintrin.h (__m128): Likewise.
10692 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10694 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
10695 (VXWORKS_OS_CPP_BUILTINS): Define.
10696 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
10697 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
10699 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10701 * rtl.h (constant_pool_reference_p): Delete.
10702 (find_constant_src): Declare.
10703 * rtlanal.c (find_constant_src): New function.
10704 * simplify-rtx.c (constant_pool_reference_p): Delete.
10705 * config/i386/i386.md: Use find_constant_src instead of
10706 constant_pool_reference_p/avoid_constant_pool_reference pairs.
10708 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10710 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
10711 * c-cppbuiltin.c (c_cpp_builtins): Define them.
10713 2007-03-20 Mark Mitchell <mark@codesourcery.com>
10715 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
10716 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
10717 (arm_elf_asm_constructor): Use it.
10718 (arm_elf_asm_destructor): New function.
10720 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
10722 * jump.c (mark_jump_label): Treat SEQUENCE specially.
10724 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
10726 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
10728 2007-03-19 Andrew Haley <aph@redhat.com>
10730 PR tree-optimization/31264
10731 * tree-vrp.c (register_edge_assert_for_1): Don't look though
10732 VIEW_CONVERT_EXPRs.
10734 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
10736 PR rtl-optimization/30907
10737 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
10738 (fwprop_init): Always call loop_optimizer_initialize.
10739 (fwprop_done): Always call loop_optimizer_finalize.
10740 (fwprop): We always have loop info now.
10741 (gate_fwprop_addr): Remove.
10742 (pass_fwprop_addr): Use gate_fwprop as gate.
10744 PR rtl-optimization/30841
10745 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
10746 df_chain_alloc): Call df_reorganize_refs unconditionally.
10747 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
10748 refs_organized to refs_organized_size.
10749 (df_ref_create_structure): Use refs_organized_size instead of
10750 bitmap_size if refs had been organized, and keep refs_organized_size
10752 * df.h (struct df_ref_info): Change refs_organized to
10753 refs_organized_size.
10754 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
10757 2007-03-19 Mark Mitchell <mark@codesourcery.com>
10759 * except.c (output_function_exception_table): Do not reference the
10760 EH personality routine for functions that do not require an
10763 2007-03-20 Jakub Jelinek <jakub@redhat.com>
10766 * c-typeck.c (convert_for_assignment): Call comptypes for
10767 RECORD_TYPE or UNION_TYPE.
10769 PR inline-asm/30505
10770 * reload1.c (reload): Do invalid ASM checking after
10771 cleanup_subreg_operands.
10773 2007-03-19 Jeff Law <law@redhat.com>
10775 * tree-cfg.c (find_taken_edge): Tighten conditions for
10776 optimizing computed gotos.
10778 2007-03-19 Michael Matz <matz@suse.de>
10780 * builtins.c (expand_builtin_sync_operation,
10781 expand_builtin_compare_and_swap,
10782 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
10785 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
10786 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
10789 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10791 * doc/tm.texi: Add brackets around the return type of
10792 TARGET_SECONDARY_RELOAD.
10794 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
10795 Richard Guenther <rguenther@suse.de>
10797 PR tree-optimization/31254
10798 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
10799 Use handled_component_p () where appropriate. Continue
10800 propagating into the rhs if we propagated into an INDIRECT_REF
10803 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10805 * config/s390/s390.md (op_type attribute): RRR instruction type added.
10806 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
10807 (xde, xdee): Mode attributes adjusted to support DFP modes.
10808 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
10809 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
10810 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
10811 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
10812 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
10813 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
10814 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
10816 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
10817 "movsf"): Insn definitions removed.
10818 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
10819 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
10820 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
10822 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
10823 "reload_in<mode>", "reload_out<mode>"): Expander added.
10824 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
10827 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10829 * config/s390/s390.md: Only non-functional changes. Renamed
10830 FPR mode macro to BFP all over the file.
10832 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10834 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
10835 (op_type attribute): RRF instruction type added.
10836 (fT0): New mode attribute.
10837 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
10838 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
10839 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
10840 instruction no secondary memory is needed when moving DFmode values
10841 between GPRs and FPRs.
10843 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10845 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
10846 inverted and documentation adjusted.
10847 ("mhard-dfp", "msoft-dfp"): New options.
10848 * config/s390/s390.c (s390_handle_arch_option): New architecture
10850 (override_options): Sanity checks for the new options added.
10851 * config.gcc: New architecture switch: z9-ec.
10852 * config/s390/s390.h (processor_flags): PF_DFP added.
10853 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
10854 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
10855 when the bit is NOT set so remove it from the defaults.
10857 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10859 * genemit.c (main): Print include statement for dfp.h.
10860 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
10863 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
10865 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
10867 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
10870 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
10871 instead of PATTERN.
10873 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10875 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
10876 attr_length_call, output_call, output_indirect_call): Cleanup
10877 formatting of targetm calls.
10879 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
10881 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
10883 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10885 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
10886 reservation, bypass and anti-bypass descriptions for these
10887 instructions. Update move patterns.
10888 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
10891 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
10893 * tree-vect-transform.c (get_initial_def_for_induction): Replace
10894 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
10895 (get_initial_def_for_reduction): Likewise.
10897 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
10899 Fix PR tree-optimization/29922
10900 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
10901 (get_representative): Removed.
10902 (value_dies_in_block_x): Update for rvuse removal.
10903 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
10904 (compute_antic_aux): Handle when PHI nodes appear in
10905 non-single-successors.
10906 (dump_bitmap_of_names): Removed.
10907 (compute_antic_safe): Renamed and removed rvuse calculation.
10908 Calculate only antic safe.
10909 (insert_into_preds_of_block): Remove assert.
10910 (execute_pre): Update for renamed functions.
10911 (defer_or_phi_translate_block): New function.
10913 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
10915 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
10916 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
10918 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
10919 Follow spelling conventions.
10921 * tree-data-ref.h: Remove the prototype for analyze_array.
10923 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
10925 PR tree-optimization/31041
10926 * tree-vect-transform.c (get_initial_def_for_induction): Call
10927 force_gimple_operand.
10929 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
10931 * ipa-type-escape.c (look_for_casts) : Revert code to use
10932 handled_component_p due to ada test a-numaux.adb.
10934 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
10936 * final.c (final_scan_insn): Alter the condition of a
10937 conditional trap if we have nonstandard CC.
10939 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10941 * configure.ac: Remove excess quoting from asm line 0 test.
10942 * configure: Rebuilt.
10944 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10946 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
10947 * c-common.c (convert_and_check): Move warning logic to...
10948 (warnings_for_convert_and_check): ...here. Define.
10949 * c-common.h (warnings_for_convert_and_check): Declare.
10951 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10953 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
10954 (output_call): Likewise.
10956 2007-03-16 Richard Sandiford <richard@codesourcery.com>
10958 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
10960 2007-03-16 Richard Sandiford <richard@codesourcery.com>
10962 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
10964 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
10966 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
10967 opteron, athlon-64 and athlon-fx processor_alias_table entries.
10969 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
10971 PR tree-optimization/31183
10972 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
10973 Use double_int instead of unsigned int for representing access_strides.
10974 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
10976 2007-03-16 Richard Guenther <rguenther@suse.de>
10978 PR tree-optimization/31146
10979 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
10980 to allow recursion of forward_propagate_addr_expr.
10981 (forward_propagate_addr_into_variable_array_index): Likewise.
10982 (forward_propagate_addr_expr): Likewise.
10983 (tree_ssa_forward_propagate_single_use_vars): Likewise.
10984 (forward_propagate_addr_expr_1): Recurse on simple copies
10985 instead of propagating into them. Do so for useless conversions
10987 (forward_propagate_addr_expr): Clean up unused statements after
10990 2007-03-16 Richard Guenther <rguenther@suse.de>
10992 * builtins.c (expand_builtin_cexpi): Use the right argument
10993 for the expansion via cexp.
10995 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10997 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
10998 * configure: Rebuilt.
11000 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
11003 * dwarf2out.c (force_type_die): Adjust comment.
11004 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
11006 2007-03-15 DJ Delorie <dj@redhat.com>
11008 * config/frv/predicates.md (minmax_operator): Don't check operands
11011 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
11013 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
11014 Update constant estimates of number of iterations.
11015 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
11016 argument renamed to "realistic".
11017 (compute_estimated_nb_iterations): Removed.
11018 (record_niter_bound): New function.
11019 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
11020 call record_nonwrapping_iv with upper = false.
11021 (infer_loop_bounds_from_signedness): Pass upper argument to
11022 record_nonwrapping_iv.
11023 (estimate_numbers_of_iterations_loop): Do not call
11024 compute_estimated_nb_iterations. Record estimate based on profile
11025 information. Initialize the constant estimates of number of
11027 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
11029 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
11030 number of iterations is too small.
11031 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
11032 (EST_NOT_AVAILABLE): Removed.
11033 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
11034 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
11037 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
11039 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
11040 Handle NE_EXPR guards.
11042 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11045 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
11046 Set also -pedantic-errors by default for the preprocessor unless
11047 -fpermissive is given.
11049 2007-03-15 Richard Guenther <rguenther@suse.de>
11051 PR middle-end/29719
11052 PR middle-end/31161
11053 * builtins.c (expand_builtin_cexpi): As a fallback if we
11054 don't have builtins for sincos or cexp create a function
11055 declaration for cexp and expand to a call to that.
11056 (expand_builtin_int_roundingfn): Always fall
11057 back to floor/ceil and its variants even if they may be
11060 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
11062 PR middle-end/31159
11063 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
11064 jump tables, move the call to delete_dead_jumptables from here...
11065 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
11066 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
11067 don't allow merging of blocks that try_redirect_by_replacing_jump
11068 also does not handle when not optimizing.
11070 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
11071 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11073 * config/i386/i386.md (x86_sahf_1): Correctly handle
11076 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
11079 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
11080 x86_64_general_operand as operand[2] predicate. Remove "iF"
11081 from operand constraints and use "e" constraint instead.
11082 (*subti3_1, *subti3_1 splitter): Ditto.
11083 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
11084 operand[1] predicate.
11086 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
11088 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
11089 arrays, multiply the access strides by the size of the sub-array.
11090 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
11092 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
11094 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
11095 the configured assembler supports the sahf mnemonic.
11096 * configure: Regenerate.
11097 * config.in: Regenerate.
11099 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
11100 emit "sahf" or ".byte\t0x9e" as asm template.
11102 2007-03-14 Michael Meissner <michael.meissner@amd.com>
11105 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
11106 option to replace hard coded TARGET_xxx in md file.
11107 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
11108 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
11109 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
11110 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
11111 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
11112 (X86_TUNE_NOT_VECTORMODE): Ditto.
11113 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
11114 (TUNE_AVOID_VECTOR_DECODE): Ditto.
11115 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
11116 (TUNE_SLOW_IMUL_IMM8): Ditto.
11117 (TUNE_MOVE_M1_VIA_OR): Ditto.
11118 (TUNE_NOT_UNPAIRABLE): Ditto.
11119 (TUNE_NOT_VECTORMODE): Ditto.
11121 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
11124 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
11125 tuning options instead of hard coded TARGET_xxx.
11126 (fix ssemode peephole2's): Ditto.
11127 (imul peephole2's): Ditto.
11129 (movdi_or_rex64): Ditto.
11130 (move peephole2): Ditto.
11131 (not peephole2's): Ditto.
11133 2007-03-14 Dirk Mueller <dmueller@suse.de>
11135 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
11136 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
11137 * c-parser.c (c_parser_if_body): Always add an empty statement in case
11139 * c-parser.c (c_parser_do_statement): Warn about empty body in
11140 do/while statement.
11141 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
11142 * doc/invoke.texi (-Wempty-body): Update documentation.
11144 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11147 * c-common.h (warn_for_div_by_zero): Declare.
11148 * c-common.c (warn_for_div_by_zero): Define.
11149 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
11152 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11154 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
11155 to PREFIX and STANDARD_PREFIX.
11157 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11158 Phil Edwards <phil@codesourcery.com>
11160 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
11161 (__gthread_once_t): Remove busy field for RTPs.
11162 (__GTHREAD_ONCE_INIT): Update accordingly.
11164 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11166 * doc/invoke.texi: Document VxWorks options.
11168 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
11170 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
11172 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
11174 PR tree-optimization/30590
11175 * tree-nrv.c (tree_nrv): Check for the partial update of the
11178 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
11180 * flags.h (flag_random_seed): Remove declaration, in favor of...
11181 * toplev.h (get_random_seed, set_random_seed): ... these.
11182 * tree.c (get_file_function_name): Use the former.
11183 * opts.c (common_handle_option): Use the latter.
11186 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
11188 PR middle-end/31127
11189 * cse.c (cse_find_path): Do not bail out if a basic block that
11190 we already visited now becomes part of a path that starts at a
11191 different basic block. Just disallow this, to make sure we
11192 visit each basic block at most once.
11194 2007-03-13 Jan Hubicka <jh@suse.cz>
11196 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
11197 attributes, when profile esitmate is present, calls with very low
11198 frequency are cold.
11200 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
11202 PR tree-optimization/30730
11203 PR tree-optimization/26900
11204 * tree-ssa-loop-niter.c: Include gmp.h.
11205 (bounds): New type.
11206 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
11207 split_to_var_and_offset, determine_value_range,
11208 bound_difference_of_offsetted_base, refine_bounds_using_guard,
11209 bound_difference, bounds_add, bounds_negate,
11210 number_of_iterations_ne_max, dump_affine_iv): New functions.
11211 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
11212 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
11213 difference of initial and final value of control iv to validate
11215 (number_of_iterations_cond): Add loop parameter. Determine bounds
11216 on the difference of the extremes of the control iv. Add dumps.
11217 (expand_simple_operations): Handle phi nodes.
11218 (simplify_using_initial_conditions): Do not record used conditions.
11219 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
11220 Do not set additional_info.
11221 (implies_nonnegative_p, implies_ge_p): Removed.
11222 (derive_constant_upper_bound): Do not use parameter `additional'.
11223 (record_estimate): Parameter `additional' removed. Parameter
11224 `i_bound' added. Do not call derive_constant_upper_bound.
11225 (record_nonwrapping_iv): Use derive_constant_upper_bound to
11226 bound the number of iterations estimate.
11227 (estimate_numbers_of_iterations_loop): Pass the estimate from
11228 the number of iterations analysis to record_estimate.
11229 * tree.h (multiple_of_p): Declare.
11230 * tree-scalar-evolution.c (expression_expensive_p): Removed.
11231 (scev_const_prop): Do not check expression_expensive_p.
11232 * fold-const.c (multiple_of_p): Exported.
11233 * double-int.c (double_int_mask): Exported.
11234 * double-int.h (double_int_mask): Declare.
11235 * tree-flow.h (struct tree_niter_desc): Removed additional_info
11236 field. Added max field.
11238 2007-03-13 David Taylor <taylor@candd.org>
11241 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
11244 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11247 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
11248 two unamed patterns.
11250 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
11252 * config/i386/i386.opt (mcx16, msahf): New options.
11253 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
11254 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
11256 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
11257 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
11258 Output -mcx16 and -msahf options when corresponding bit is set.
11260 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
11261 and -msahf options.
11263 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
11265 * configure.ac: Test for assembler tolerance to # 0 "".
11266 * configure, config.in: Rebuilt.
11267 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
11269 2007-03-13 Geoffrey Keating <geoffk@apple.com>
11271 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
11273 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
11274 (handle_syscall): Handle direct system calls.
11275 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
11277 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
11279 * doc/invoke.texi: Fix cpp.info cross-reference.
11280 * doc/passes.texi: Fix gcc.info cross-reference.
11282 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
11284 PR tree-optimization/30835
11285 * lambda-code.c (can_convert_to_perfect_nest): Check whether
11286 bb_for_stmt is not NULL before accessing it.
11288 2007-03-12 Joseph Myers <joseph@codesourcery.com>
11290 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
11293 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
11296 * doc/install.texi: Document --enable-stage1-languages
11298 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
11300 * tree-pass.h (pass_into_cfg_layout_mode,
11301 pass_outof_cfg_layout_mode): Declare.
11302 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
11303 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
11304 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
11305 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
11307 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
11309 * c-decl.c (warn_variable_length_array): New function.
11310 Refactored from grokdeclarator to handle warn_vla
11311 and handle unnamed array case.
11312 (grokdeclarator): Refactored VLA warning case.
11313 * c.opt (Wvla): New flag.
11314 * doc/invoke.texi (Wvla): New warning.
11316 2007-03-12 Richard Henderson <rth@redhat.com>
11318 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
11319 (TARGET_SECTION_TYPE_FLAGS): New.
11321 2007-03-12 Richard Henderson <rth@redhat.com>
11323 * config/darwin.c (machopic_reloc_rw_mask): New.
11324 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
11325 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
11327 2007-03-12 Mark Mitchell <mark@codesourcery.com>
11329 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
11330 * cppdefault.h (cpp_PREFIX): Document.
11331 (cpp_PREFIX_len): Likewise.
11332 (cpp_EXEC_PREFIX): New variable.
11333 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
11334 * c-incpath.c (add_standard_paths): Correct logic for relocating
11335 paths within prefix.
11337 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
11339 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
11340 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
11342 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
11343 fix_truncdfdi_sse using SSEMODEF mode macro.
11344 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
11345 fix_truncdfsi_sse using SSEMODEF mode macro.
11346 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
11347 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
11349 2007-03-12 Richard Sandiford <richard@codesourcery.com>
11351 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
11352 elfos.h to tm_file.
11354 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
11356 * tree.h : Add multiple_of_p declaration.
11357 * fold-const.c (multiple_of_p): Make multiple_of_p public.
11358 * ipa-type-escape.c (results_of_malloc): Redundant.
11359 (visited_stmts): New. Visited stmt for walk_use_def_chains.
11360 (cast_type): Extended with new members.
11361 (check_cast): Returns cast_type.
11362 (cast): New structure for data of walk_use_def_chains.
11363 (is_malloc_result, is_cast_from_non_pointer_1,
11364 is_cast_from_non_pointer,
11365 is_array_access_through_pointer_and_index): New functions.
11366 (look_for_casts): Returns cast types.
11367 (check_call): Returns void.
11368 (okay_pointer_operation): Use support of pointer plus index,
11369 pointer plus constant and allow all multiplications.
11371 2007-03-11 Richard Guenther <rguenther@suse.de>
11373 PR tree-optimization/31115
11374 * tree-vrp.c (extract_range_from_binary_expr): Make sure
11375 the shift count is positive and non-anti-range for RSHIFT_EXPR.
11376 A shift count of zero is not special as with *_DIV_EXPR.
11377 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
11380 2007-03-11 Ian Lance Taylor <iant@google.com>
11382 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
11383 the *_DIV_EXPR codes correctly with overflow infinities.
11385 2007-03-11 Ira Rosen <irar@il.ibm.com>
11387 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
11388 indicate success/failure of the analysis. Add negation to subtrahend
11389 in case of subtraction. Fail if both operands contain constants.
11390 (create_data_ref): Fail if analyze_offset fails.
11392 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
11394 * config/i386/i386.md (frndintxf2): Rename to ...
11395 (rintxf2): ... this. Remove expander having same name.
11396 (rintsf2, rintdf2): Implement using SSEMODEF macro.
11397 (roundsf2, rounddf2): Ditto.
11398 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
11399 (lround<mode>di2, lround<mode>si2): Ditto.
11401 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
11403 * lower-subreg.c: Include except.h.
11404 (decompose_multiword_subregs): Verify that the only control flow
11405 insns we can split are loads to multi-words pseudos.
11406 Handle breaking such blocks after splitting, instead of calling
11407 find_many_sub_basic_blocks.
11409 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
11410 on the new basic block. Add a lengthy comment explaining why we
11411 thought this was necessary.
11412 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
11414 2007-03-10 Mark Mitchell <mark@codesourcery.com>
11417 * tree.c (walk_type_fields): Recurse into the element type of
11418 ARRAY_TYPEs if there is a pointer set.
11420 2007-03-10 Dirk Mueller <dmueller@suse.de>
11422 * c-common.c (warn_logical_operator): Fix condition.
11424 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
11426 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
11428 * config/darwin.c (machopic_select_section): Remove superfluous
11429 argument in call to categorize_decl_for_section. Remove unused
11432 2007-03-10 Joseph Myers <joseph@codesourcery.com>
11434 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
11436 * configure: Regenerate.
11438 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
11441 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
11442 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
11443 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
11444 Add LABEL_NUSES to emitted label.
11445 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
11446 branch probability value to emitted jump insn.
11447 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
11448 Do not check life information and do not re-arrange input operands
11449 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
11451 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
11453 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
11454 the change of decode_asm_operands.
11456 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
11458 * mode-switching.c (create_pre_exit): Skip blockage insn.
11460 2007-03-09 Diego Novillo <dnovillo@redhat.com>
11462 * tree-pass.h (TODO_update_smt_usage): Remove.
11464 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
11468 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11470 * pa.c (attr_length_call): Revise condition for long
11471 pc-relative branch.
11472 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
11473 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
11474 sequence on SOM target.
11476 2007-03-09 Geoffrey Keating <geoffk@apple.com>
11478 * gcc.c: Document %{, in big comment at top.
11479 (input_suffix_matches): Remove special handling for .s and
11481 (input_spec_matches): New.
11482 (handle_braces): Handle %{,.
11483 (validate_switches): ',' indicates a value which is not a switch.
11484 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
11485 to detect assembler input.
11486 * config/i386/sol2.h (CPP_SPEC): Likewise.
11487 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
11488 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
11489 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
11490 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
11491 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
11492 -m64 causes deployment target to default to 10.5.
11493 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
11495 2007-03-09 Richard Henderson <rth@redhat.com>
11498 * target.h (targetm.asm.out.reloc_rw_mask): New.
11499 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
11500 (TARGET_ASM_OUT): Use it.
11501 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
11502 * varasm.c (categorize_decl_for_section): Remove shlib argument;
11503 use the new reloc_rw_mask target hook instead.
11504 (default_section_type_flags_1): Merge into...
11505 (default_section_type_flags): ... here.
11506 (decl_readonly_section_1): Merge into...
11507 (decl_readonly_section): ... here.
11508 (default_elf_select_section_1): Merge into...
11509 (default_elf_select_section): ... here.
11510 (default_unique_section_1): Merge into...
11511 (default_unique_section): ... here.
11512 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
11513 (default_select_rtx_section): Use it.
11514 (default_elf_select_rtx_section): Likewise.
11515 * output.h: Update to match.
11516 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
11517 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
11518 (TARGET_ASM_RELOC_RW_MASK): New.
11519 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
11520 to categorize_decl_for_section.
11521 (x86_64_elf_unique_section): Likewise.
11522 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
11523 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
11524 (TARGET_ASM_RELOC_RW_MASK): New.
11525 * config/ia64/ia64.c (ia64_rwreloc_select_section,
11526 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
11527 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
11528 (TARGET_RWRELOC): Remove.
11529 (ia64_section_type_flags): Adjust call to default_section_type_flags.
11530 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
11531 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
11532 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
11533 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
11534 (rs6000_xcoff_select_section): Use decl_readonly_section.
11535 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
11536 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
11537 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
11538 (TARGET_SECTION_TYPE_FLAGS): Remove.
11539 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
11541 2007-03-09 Roger Sayle <roger@eyesopen.com>
11543 * fold-const.c (fold_comparison): Remove compile-time evaluation of
11544 complex constant equality/inequality comparisons for here.
11545 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
11546 known at compile-time or can be simplified to a scalar comparison.
11547 (fold_relational_const): Move compile-time evaluation of complex
11548 constant equality/inequality comparisons to here.
11550 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11552 PR rtl-optimization/30643
11553 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
11555 (fold_rtx): Recurse, like before 2006-11-03.
11557 2007-03-09 DJ Delorie <dj@redhat.com>
11559 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
11562 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
11564 PR tree-optimization/30375
11565 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
11566 LHS of statements is not the same.
11567 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
11569 2007-03-09 Chao-ying Fu <fu@mips.com>
11571 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
11573 * doc/invoke.texi (-mdspr2): Document new option.
11574 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
11575 New unspec for DSP REV 2.
11576 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
11577 these instructions are extended in DSP REV 2.
11578 (mips-dspr2.md): Include.
11579 * config/mips/mips.opt (mdspr2): New option.
11580 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
11581 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
11582 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
11583 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
11584 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
11585 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
11586 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
11588 (bdesc_map): Add one field of unsupported_target_flags.
11589 (bdesc_arrays): Update entries to have extra fields. Add
11591 (mips_init_builtins): Initialize new function types.
11592 Check unsupported_target_fileds to filter out builtins.
11593 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
11595 (ASM_SPEC): Pass mdspr2 to the assembler.
11596 * config/mips/mips-dspr2.md: New file.
11598 2007-03-09 Sa Liu <saliu@de.ibm.com>
11600 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
11602 2007-03-09 Ian Lance Taylor <iant@google.com>
11604 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
11605 argument) like -Wstrict-overflow=2.
11606 * doc/invoke.texi (Warning Options): Update documentation.
11608 2007-03-09 Dirk Mueller <dmueller@suse.de>
11611 * doc/invoke.texi (-Wlogical-op): Document.
11612 * common.opt (-Wlogical-op): New.
11613 * c-common.h (warn_logical_operator): Declare.
11614 * c-common.c (warn_logical_operator): Define.
11615 * c-typeck.c (parser_build_binary_op): Call
11616 warn_logical_operator.
11618 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11620 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
11621 * final.c (final_scan_insn): Test for non-"" file name.
11623 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
11625 * doc/loop.texi: Document the Omega linear constraints solver.
11626 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
11627 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
11628 omega-hash-table-size, omega-max-keys, and
11629 omega-eliminate-redundant-constraints.
11630 * tree-pass.h (pass_check_data_deps): Declared.
11633 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
11634 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
11635 pass_check_data_deps): New.
11636 * tree-data-ref.c (init_data_ref): Remove declaration.
11637 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
11638 (analyze_array): Renamed init_array_ref, move up initializations.
11639 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
11640 Removed arguments that are set to NULL.
11641 (analyze_indirect_ref): Correct indentation, correct call to
11643 (object_analysis): Call init_array_ref instead of analyze_array.
11644 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
11645 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
11646 of DR_ACCESS_FNS_ADDR.
11647 (init_omega_eq_with_af, omega_extract_distance_vectors,
11648 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
11649 ddr_consistent_p): New.
11650 (compute_affine_dependence): Check consistency of ddrs when
11651 flag_check_data_deps is passed.
11652 (analyze_all_data_dependences): Uncomment.
11653 (tree_check_data_deps): New.
11654 * tree-data-ref.h: Include omega.h.
11655 (DR_ACCESS_FNS_ADDR): Removed.
11656 (data_dependence_relation): Add inner_loop.
11657 (DDR_INNER_LOOP): New.
11658 * common.opt (fcheck-data-deps): New.
11659 * tree-flow.h (tree_check_data_deps): Declare.
11660 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
11661 (OBJS-common): Depend on omega.o.
11663 * passes.c (pass_check_data_deps): Scheduled.
11664 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
11665 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
11666 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
11667 PARAM_VECT_MAX_VERSION_CHECKS,
11668 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
11670 2007-03-09 Richard Guenther <rguenther@suse.de>
11672 PR tree-optimization/30904
11673 PR middle-end/31058
11674 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
11675 the same way as *_DIV_EXPR.
11677 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11679 * recog.c (decode_asm_operands): No mixed declarations and code.
11681 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11683 * rtl.def (ASM_INPUT): Add location.
11684 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
11685 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
11686 (decode_asm_operands): Add loc operand.
11687 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
11688 * stmt.c (expand_asm): Rename to...
11689 (expand_asm_loc): ... this. Add locus argument. Pass it on to
11690 gen_rtx_ASM_INPUT_loc.
11691 (expand_asm_expr): Adjust.
11692 * recog.c (decode_asm_operands): Add loc operand.
11693 (check_asm_operands, extract_insn): Adjust.
11694 * reload1.c (maybe_fix_stack_asms): Likewise.
11695 * final.c (asm_insn_count): Likewise.
11696 (final_scan_insn): Output # line before and after asm.
11698 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
11700 * tree-ssa-structalias.c (variable_info): Remove
11702 (new_var_info): Ditto.
11703 (shared_bitmap_info_t): New structure.
11704 (shared_bitmap_table): New variable.
11705 (shared_bitmap_hash): New function.
11706 (shared_bitmap_eq): Ditto
11707 (shared_bitmap_lookup): Ditto.
11708 (shared_bitmap_add): Ditto.
11709 (merge_smts_into): Change to take bitmap directly.
11710 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
11711 (init_alias_vars): Init shared bitmap hashtable.
11712 (delete_points_to_sets): Delete shared bitmap hashtable.
11713 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
11714 is_aliased removal as a change that was still necessary was
11717 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
11719 * config/i386/i386.h (override_options): Conditionally disable
11720 x86_sahf for 64bit targets only.
11722 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
11725 * c-decl.c (merge_decls): Don't call make_var_volatile.
11726 * varasm.c (make_var_volatile): Remove.
11727 * output.h (make_var_volatile): Remove.
11729 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
11731 PR tree-optimization/31085
11732 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
11734 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11736 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
11737 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
11738 ATTR_CONST_NOTHROW_LIST.
11740 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
11743 2007-03-08 Diego Novillo <dnovillo@redhat.com>
11745 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
11747 2007-03-08 Geoffrey Keating <geoffk@apple.com>
11750 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
11752 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
11753 passed, use shared libgcc.
11755 2007-03-08 Roger Sayle <roger@eyesopen.com>
11757 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
11758 instead of calling build2 with a GIMPLE_MODIFY_STMT.
11759 (honor_protect_cleanup_actions, lower_try_finally_switch):
11761 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
11762 ifc_temp_var): Likewise.
11763 * tree-inline.c (setup_one_parameter): Likewise.
11764 * tree-mudflap.c (mf_decl_cache_locals,
11765 mf_build_check_statement_for): Likewise.
11766 * tree-nested.c (init_tmp_var, save_tmp_var,
11767 finalize_nesting_tree_1): Likewise.
11768 * tree-outof-ssa.c (insert_copy_on_edge,
11769 insert_backedge_copies): Likewise.
11770 * tree-profile.c (tree_gen_edge_profiler,
11771 tree_gen_ic_profiler): Likewise.
11772 * tree-scalar-evolution.c (scev_const_prop): Likewise.
11773 * tree-sra.c (sra_build_assignment): Likewise.
11774 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
11775 * tree-ssa-math-opts.c (insert_reciprocals,
11776 execute_cse_sincos_1): Likewise.
11777 * tree-tailcall.c (adjust_accumulator_values,
11778 adjust_return_value): Likewise.
11779 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
11780 * tree-vect-transform.c (vect_create_data_ref_ptr,
11781 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
11782 vect_create_epilog_for_reduction, vectorizable_reduction,
11783 vectorizable_call, vectorizable_conversion,
11784 vectorizable_assignment, vectorizable_operation,
11785 vectorizable_type_demotion, vect_gen_widened_results_half,
11786 vect_permute_store_chain, vectorizable_store,
11787 vect_setup_realignment, vect_permute_load_chain,
11788 vectorizable_load, vectorizable_condition,
11789 vect_create_cond_for_align_checks): Likewise.
11790 * tree-vrp.c (build_assert_expr_for): Likewise.
11792 2007-03-08 Ian Lance Taylor <iant@google.com>
11794 * tree-vrp.c: Include "intl.h".
11795 (usable_range_p): New static function.
11796 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
11797 overflowed values, juts set *strict_overflow_p.
11798 (compare_values): Only return -2 if one of the operands is not a
11800 (compare_ranges): Call usable_range_p.
11801 (compare_range_with_value): Likewise.
11802 (vrp_evaluate_conditional_warnv): Rename from
11803 vrp_evaluate_conditional. Make static. Change all callers.
11804 (vrp_evaluate_conditional): New function.
11805 (simplify_div_or_mod_using_ranges): Issue warning about reliance
11806 on signed overflow.
11807 (simplify_abs_using_ranges): Likewise.
11808 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
11809 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
11810 within_stmt parameter.
11811 * tree-ssa-propagate.c (fold_predicate_in): Update call to
11812 vrp_evaluate_conditional.
11813 * tree-ssa-threadedge.c
11814 (record_temporary_equivalences_from_stmts_at_dest): Change
11815 simplify parameter to take a second tree parameter.
11816 (simplify_control_stmt_condition): Likewise.
11817 (thread_across_edge): Likewise.
11818 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
11819 (thread_across_edge): Likewise.
11820 * Makefile.in (tree-vrp.o): Depend upon intl.h.
11822 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
11824 * config/i386/i386.h (TARGET_SAHF): New define.
11825 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
11826 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
11827 (x86_sahf): New global variable.
11828 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
11829 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
11830 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
11831 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
11833 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
11834 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
11835 when expanding fcomi/sahf based tests.
11836 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
11837 expanding sahf based alternative. Emit sahf based sequence when
11838 optimizing for code size.
11839 * config/i386/i386.md (x86_sahf_1): Do not disable for
11840 TARGET_64BIT, enable for TARGET_SAHF.
11842 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
11844 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
11845 spurious whitespace from error message.
11847 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
11850 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
11852 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
11854 * c-decl.c (grokdeclarator): Disable warnings for anonymous
11856 * tree-sra.c (instantiate_element): Propagate disabled warnings
11857 from the element itself to the created variable.
11859 2007-03-07 Richard Henderson <rth@redhat.com>
11862 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
11863 silently fix up the stack in the case of a missing register.
11865 2007-03-07 Paul Brook <paul@codesourcery.com>
11867 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
11869 2007-03-07 Joseph Myers <joseph@codesourcery.com>
11871 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
11873 (phase1_vrs): Use them.
11874 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
11875 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
11876 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
11877 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
11878 __gnu_Unwind_Restore_WMMXC if required.
11879 (_Unwind_VRS_Pop): Implement iWMMXt support.
11880 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
11881 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
11882 gnu_Unwind_Save_WMMXC): Define.
11884 2007-03-07 Richard Sandiford <richard@codesourcery.com>
11886 * config/vxworks.h (vxworks_override_options): Declare.
11887 (VXWORKS_OVERRIDE_OPTIONS): Use it.
11888 * config/vxworks.c: Include target.h and toplev.h.
11889 (vxworks_override_options): New function.
11890 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
11892 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
11894 * config/s390/s390.c (override_options): Don't emit an error when
11895 -mstack-size is used without providing -mstack-guard.
11896 (s390_emit_prologue): Choose stack_guard value automatically if not
11897 provided via command line.
11898 * doc/invoke.texi: Adjust description of -mstack-guard and
11901 2007-03-07 Richard Sandiford <richard@codesourcery.com>
11903 * config/i386/i386.c (output_set_got): Add a GOT initialization
11904 sequence for VxWorks PIC.
11905 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
11906 around labels as well as symbols. Use gotoff_operand instead
11907 of local_symbolic_operand.
11908 (legitimize_pic_address): Use gotoff_operand instead of
11909 local_symbolic_operand. Use @GOT accesses for labels as
11911 (ix86_output_addr_diff_elt): Use PC-relative rather than
11912 GP-relative offsets for VxWorks PIC.
11913 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
11914 no_new_pseudos. Check whether the returned register is op0.
11915 * config/i386/i386.md (tablejump): Use PC-relative rather than
11916 GP-relative offsets for VxWorks PIC.
11917 * config/i386/predicates.md (gotoff_operand): New predicate.
11919 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11921 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
11923 * config/vxworks-dummy.h: New file.
11924 * config/i386/i386.h: Include it.
11926 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
11928 * dwarf2out.c (is_inlined_entry_point): New
11929 (add_high_low_attributes): Emit DW_AT_entry_pc along with
11930 DW_AT_ranges if the first subblock is the entry point.
11932 2007-03-06 David Daney <ddaney@avtrex.com>
11934 * doc/install.texi (mips-*-*): Change recommended binutils
11937 2007-03-06 Anatoly Sokolov <aesok@post.ru>
11939 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
11940 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
11942 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11943 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11945 2007-03-06 Jan Hubicka <jh@suse.cz>
11947 * errors.h (warning, error, fatal, internal_error): Mark as cold.
11948 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
11950 (probably_cold_bb_p): Cold functions are cold.
11951 (probably_never_executed_bb_p): Cold functions are cold.
11952 (tree_bb_level_predictions): Predict calls to cold functions as not
11954 (compute_function_frequency): Check hot/cold attributes.
11955 * function.h (function_frequency): Update comments.
11956 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
11957 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
11958 (c_common_att): Add cold and hot.
11960 * doc/extend.texi (hot,cold attributes): Document.
11962 2007-03-06 Andrew Haley <aph@redhat.com>
11964 * function.c (expand_function_end): Move blockage to just after we
11965 emit the label for the naked return from the function.
11967 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11969 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
11972 2007-03-06 Jan Hubicka <jh@suse.cz>
11974 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
11975 loaded for constant large models. Non-large 64bit PIC can do.
11976 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
11977 * cmodel.h: Add LARGE PIC.
11978 * i386.md (UNSPEC_PLTOFF): New.
11979 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
11981 (*call_1_rex64): Disable for large models.
11982 (*call_1_rex64_large): New.
11983 (*call_value_1_rex64): Disable for large models.
11984 (*call_value_1_rex64_large): New.
11985 (set_rip_rex4): New.
11986 (set_got_offset_rex64): New.
11987 * predicates.md (constant_call_address_operand): For large model
11988 constant calls are not possible.
11989 * i386-protos.h (construct_plt_address): Declare.
11990 * i386.c (override_options): Accept large models.
11991 (ix86_expand_prologue): Expand large PIC GOT pointer load.
11992 (legitimate_constant_p): Add new UNSPECs.
11993 (legitimate_pic_operand_p): Likewise.
11994 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
11995 (legitimize_pic_address): Do easy RIP relative way for TLS only for
11997 (output_pic_addr_const): Add PLTOFF.
11998 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
11999 (ix86_expand_move): Legitimize pic address when in PIC mode.
12000 (construct_plt_address): New function.
12001 (ix86_expand_call): Offload the address to register and use GOT
12002 pointer for large model.
12003 * invoke.texi (mcmodel=large): Update documentation.
12005 2007-03-06 Richard Henderson <rth@redhat.com>
12007 * config/i386/i386.c (x86_use_leave, x86_push_memory,
12008 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
12009 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
12010 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
12011 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
12012 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
12013 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
12014 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
12015 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
12016 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
12017 x86_partial_reg_dependency, x86_memory_mismatch_stall,
12018 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
12019 x86_sse_partial_reg_dependency, x86_sse_split_regs,
12020 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
12021 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
12022 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
12023 x86_schedule, x86_use_bt, x86_pad_returns,
12024 x86_use_xchgb): Merge into ...
12025 (ix86_tune_features): ... here. New array.
12026 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
12027 x86_bswap): Merge into ...
12028 (ix86_arch_features): ... here. New array.
12029 (x86_3dnow_a): Remove.
12030 (x86_accumulate_outgoing_args): Make static.
12031 (x86_arch_always_fancy_math_387): Make static.
12032 (ix86_tune_mask, ix86_arch_mask): Move ...
12033 (override_options): ... to local variables here. Apply the
12034 appropriate mask to each element of ix86_arch_features and
12035 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
12036 as were done in the old macros.
12037 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
12038 * config/i386/i386.h (x86_use_leave, x86_push_memory,
12039 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
12040 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
12041 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
12042 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
12043 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
12044 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
12045 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
12046 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
12047 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
12048 x86_partial_reg_dependency, x86_memory_mismatch_stall,
12049 x86_accumulate_outgoing_args, x86_prologue_using_move,
12050 x86_epilogue_using_move, x86_decompose_lea,
12051 x86_arch_always_fancy_math_387, x86_shift1,
12052 x86_sse_partial_reg_dependency, x86_sse_split_regs,
12053 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
12054 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
12055 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
12056 x86_use_incdec, x86_pad_returns, x86_bswap,
12057 x86_partial_flag_reg_stall): Remove.
12058 (enum ix86_tune_indices): New.
12059 (ix86_tune_features): New.
12060 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
12061 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
12062 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
12063 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
12064 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
12065 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
12066 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
12067 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
12068 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
12069 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
12070 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
12071 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
12072 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
12073 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
12074 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
12075 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
12076 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
12077 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
12078 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
12079 TARGET_EXT_80387_CONSTANTS): Use it.
12080 (enum ix86_arch_indices): New.
12081 (ix86_arch_features): New.
12082 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
12083 TARGET_BSWAP): Use it.
12084 (ix86_tune_mask, ix86_arch_mask): Remove.
12086 2007-03-06 Joseph Myers <joseph@codesourcery.com>
12089 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
12090 Define using $${sysroot_headers_suffix}.
12091 * configure: Regenerate.
12092 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
12093 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
12095 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
12096 * gcc.c (print_sysroot_headers_suffix): New.
12097 (option_map): Include --print-sysroot-headers-suffix.
12098 (display_help): Mention -print-sysroot-headers-suffix.
12099 (process_command): Handle -print-sysroot-headers-suffix.
12100 (do_spec_1): Append multilib directory to include-fixed path if
12101 sysroot suffixes in use.
12102 (main): Handle -print-sysroot-headers-suffix.
12103 * Makefile.in (start.encap): Don't depend on xlimits.h
12104 (xlimits.h): Remove.
12105 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
12106 limits.h for each multilib in fixinc_list.
12107 (fixinc_list, s-fixinc_list): New.
12108 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
12109 generate them for each multilib in fixinc_list.
12110 (stmp-fixproto): Use include-fixed. Run fixproto for each
12111 multilib in fixinc_list.
12112 (mostlyclean): Don't remove xlimits.h.
12113 (clean): Remove include-fixed.
12114 (real-install-headers-tar, real-install-headers-cpio,
12115 real-install-headers-cp): Don't copy include, only include-fixed.
12116 (install-mkheaders): Depend on fixinc_list. Don't depend on
12117 xlimits.h. Save limits.h files for each multilib in fixinc_list.
12118 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
12119 SYSTEM_HEADER_DIR setting in mkheaders.conf.
12121 2007-03-06 Jan Hubicka <jh@suse.cz>
12123 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
12126 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12128 * configure.ac: Allow tm_file to contain build-directory files.
12129 * configure: Regenerate.
12130 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
12131 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
12132 * config/m68k/print-sysroot-suffix.sh: New file.
12134 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12136 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
12137 of pic_offset_table_rtx if reload_completed.
12138 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
12139 PIC_OFFSET_TABLE_REGNUM.
12140 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
12142 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
12143 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
12145 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12147 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
12148 functions that call eh_return.
12150 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12152 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
12153 functions that need a constant pool.
12155 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12158 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
12159 (m68k_preferred_reload_class): Likewise.
12160 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
12161 (SECONDARY_RELOAD_CLASS): Define.
12162 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
12163 (LIMIT_RELOAD_CLASS): Delete.
12164 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
12165 registers from storing bytes.
12166 (m68k_secondary_reload_class): New function.
12167 (m68k_preferred_reload_class): Likewise.
12169 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12171 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
12173 (m68k_expand_prologue): Likewise.
12175 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12177 * config/m68k/m68k-protos.h (output_sibcall): Declare.
12178 (mips_expand_epilogue): Add a bool parameter.
12179 (m68k_legitimize_sibcall_address): Declare.
12180 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
12181 (m68k_expand_epilogue): Add a parameter to select between sibling
12182 and normal epilogues. Only generate a return for the latter.
12183 (m68k_ok_for_sibcall_p): New function.
12184 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
12185 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
12186 (sibcall_value, *sibcall_value): Likewise.
12187 (*call, *call_value): Require !SIBLING_CALL_P.
12188 (epilogue): Update call to m68k_expand_epilogue.
12189 (sibcall_epilogue): New pattern.
12190 * config/m68k/predicates.md (const_call_operand): Say that this
12191 predicate applies to sibling calls too.
12192 (sibcall_operand): New predicate.
12194 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12196 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
12197 alternatives as movsi_cf.
12198 (movsf_cf_hard): Add commentary.
12200 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
12201 Richard Sandiford <richard@codesourcery.com>
12203 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
12204 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
12205 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
12206 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
12207 as being live on exit from an interrupt function.
12208 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
12209 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
12210 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
12211 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
12212 (m68k_interrupt_function_p): Globalize.
12213 (m68k_compute_frame_layout): Remove reverse mask code.
12214 (m68k_emit_movem, m68k_set_frame_related): New functions.
12215 (m68k_output_function_prologue): Delete in favor of...
12216 (m68k_expand_prologue): ...this new function.
12217 (m68k_output_function_epilogue): Delete in favor of...
12218 (m68k_expand_epilogue): ...this new function.
12219 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
12221 (print_operand): Handle %?.
12222 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
12223 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
12224 (prologue, epilogue): New patterns.
12225 (return): Turn into a define_expand.
12226 (*return): New pattern, derived from old "return" pattern. Use rte
12227 rather than rts for interrupt functions. Only use rtd if the pop
12229 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
12230 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
12231 (link, *link, unlink, *unlink, load_got): Likewise.
12233 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12237 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
12238 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
12239 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
12240 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
12241 and m68k_matches_u_p.
12242 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
12243 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
12244 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
12245 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
12246 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
12247 (REG_STRICT_P): New macro.
12248 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
12249 PCREL_GENERAL_OPERAND_OK.
12250 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
12251 m68k_legitimate_base_reg_p.
12252 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
12253 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
12254 (PIC_CASE_VECTOR_ADDRESS): Update comment.
12255 * config/m68k/m68k.c (m68k_address): New structure.
12256 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
12257 (m68k_decompose_index, m68k_legitimate_constant_address_p)
12258 (m68k_jump_table_ref_p, m68k_decompose_address)
12259 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
12260 (m68k_matches_u_p): New functions.
12261 (print_operand_address): Rewrite to use m68k_decompose_index.
12263 2007-03-05 David Taylor <dtaylor@emc.com>
12265 * gcc.c: Correct copyright date in --version output.
12267 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12269 * pa.md: In unamed move patterns, disparge copies between general
12270 and floating point registers using '?' modifier. Don't include 'f'
12271 constraint for register preferences in DImode, SImode, HImode and
12272 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
12273 Remove constraints for copies between general and floating registers
12274 in soft-float DFmode pattern.
12275 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
12279 2007-03-05 Mike Stump <mrs@apple.com>
12281 * c-common.c (targetcm): Add.
12282 * c-opts.c (c_common_handle_option): Handle language specific
12284 * opts.c (handle_option): Verify language for target options, if
12286 * opth-gen.awk: Add CL_LANG_ALL.
12287 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
12288 (TARGETCM_INITIALIZER): Add.
12289 * target.h (struct gcc_targetcm): Add.
12291 * targhooks.c (default_handle_c_option): Add.
12292 * targhooks.h (default_handle_c_option): Add.
12293 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
12295 * config/darwin.opt (iframework): Add.
12296 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
12297 * config/darwin-c.c (handle_c_option): Add.
12298 (TARGET_HANDLE_C_OPTION): Add.
12300 * doc/invoke.texi (Darwin Options): Add -iframework.
12302 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12304 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
12307 2007-03-05 Ian Lance Taylor <iant@google.com>
12309 * c.opt (fgnu89-inline): New option.
12310 * c-opts.c (c_common_post_options): Set default value for
12312 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
12313 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
12315 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
12316 (grokdeclarator, start_function): Likewise.
12317 * c-cppbuiltin.c (c_cpp_builtins): Define either
12318 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
12319 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
12320 (C Dialect Options): Document -fgnu89-inline.
12321 * doc/extend.texi (Function Attributes): Explain what the
12322 gnu_inline attribute does.
12323 * doc/cpp.texi (Common Predefined Macros): Document
12324 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
12326 2007-03-05 Ian Lance Taylor <iant@google.com>
12328 PR tree-optimization/31034
12329 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
12330 half-range if the other side is an overflow infinity.
12332 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
12334 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
12335 (bfin*-linux-uclibc*): New configuration.
12336 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
12338 * config/bfin/linux.h: New file.
12339 * config/bfin/libgcc-bfin.ver: New file.
12340 * config/bfin/t-bfin-uclinux: New file.
12341 * config/bfin/t-bfin-linux: New file.
12342 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
12343 (TARGET_OS_CPP_BUILTINS): New macro.
12345 2007-03-05 Richard Guenther <rguenther@suse.de>
12347 * fold-const.c (fold_binary): Remove duplicate folding
12348 of comparison of non-null ADDR_EXPR against null.
12350 2007-03-05 Richard Guenther <rguenther@suse.de>
12351 Dorit Nuzman <dorit@il.ibm.com>
12353 PR tree-optimization/26420
12354 * tree-vectorizer.c (vectorize_loops): Bail out early if there
12355 are no loops in the function. Only print the number of
12356 vectorized loops if it is greater than zero or we are supposed
12357 to print information about unvectorized loops.
12359 2007-03-05 Revital Eres <eres@il.ibm.com>
12361 * gcc.dg/var-expand1.c: New test.
12362 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
12363 when an accumulator is expanded.
12365 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12368 * c-common.c (convert_and_check): Don't give warnings for
12369 conversion if 'expr' already overflowed.
12371 2007-03-04 Roger Sayle <roger@eyesopen.com>
12373 PR middle-end/30744
12374 * fold-const.c (fold_comparison): Enforce type consistency when
12375 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
12377 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
12379 * tree-ssa-address.c (create_mem_ref): Do not put an expression
12380 containing a cast to the base of TARGET_MEM_REF.
12382 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
12384 * tree.c (tree_contains_struct_check_failed): Remove spurious
12385 whitespace from error message.
12387 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
12390 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
12391 instead of precision.
12393 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
12394 Nathan Sidwell <nathan@codesourcery.com>
12396 * emit-rtl.c (find_auto_inc): New.
12397 (try_split): recreate REG_INC notes,
12398 Use regular for loops rather than whiles.
12400 2007-03-03 Andreas Schwab <schwab@suse.de>
12402 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
12403 * configure: Regenerate.
12405 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12407 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
12408 flag_rounding_math, not flag_unsafe_math_optimizations.
12410 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
12412 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
12413 alpha_fold_vector_minmax): Likewise.
12414 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
12415 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
12417 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
12419 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
12420 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
12421 if the lhs has side-effects.
12422 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
12424 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12426 * config/i386/i386.h (TUNEMASK): Remove define.
12427 (ARCHMASK): Remove define.
12428 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
12429 Use ix86_arch_mask variable instead of ARCHMASK.
12430 * config/i386/i386.c (override_options): Ditto.
12431 (standard_80387_constant_p): Ditto.
12433 2007-03-02 Ian Lance Taylor <iant@google.com>
12435 Used signed infinities in VRP.
12436 * tree-vrp.c (uses_overflow_infinity): New static function.
12437 (supports_overflow_infinity): New static function.
12438 (make_overflow_infinity): New static function.
12439 (negative_overflow_infinity): New static function.
12440 (positive_overflow_infinity): New static function.
12441 (is_negative_overflow_infinity): New static function.
12442 (is_positive_overflow_infinity): New static function.
12443 (is_overflow_infinity): New static function.
12444 (overflow_infinity_range_p): New static function.
12445 (compare_values_warnv): New function split out of compare_values.
12446 (compare_value): Call it.
12447 (set_value_range_to_nonnegative): Add overflow_infinity
12448 parameter. Change caller.
12449 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
12451 (vrp_expr_computes_nonzero): Likewise.
12452 (compare_ranges, compare_range_with_value): Likewise.
12453 (compare_name_with_value, compare_names): Likewise.
12454 (vrp_evaluate_conditional): Likewise.
12455 (set_value_range): Handle infinity
12456 (vrp_operand_equal_p, operand_less_p): Likewise.
12457 (extract_range_from_assert): Likewise.
12458 (vrp_int_const_binop): Likewise.
12459 (extract_range_from_binary_expr): Likewise.
12460 (extract_range_from_unary_expr): Likewise.
12461 (extract_range_from_comparison): Likewise.
12462 (extract_range_from_expr): Likewise.
12463 (dump_value_range): Likewise.
12464 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
12465 (test_for_singularity): Likewise.
12466 (vrp_int_const_binop): Remove inline qualifier.
12467 (adjust_range_with_scev): Add comment.
12468 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
12470 2007-03-02 Diego Novillo <dnovillo@redhat.com>
12472 * tree-ssa-structalias.c (could_have_pointers): Tidy.
12473 (get_constraint_for): Likewise.
12474 (do_structure_copy): Likewise.
12475 (find_func_aliases): Fix references to MODIFY_EXPR.
12476 (intra_create_variable_infos): Tidy.
12477 * tree-ssa-operands.c (add_virtual_operand): Add argument
12479 When adding members of alias sets, if IS_CALL_SITE is true and
12480 the symbol is not call-clobbered, skip it.
12481 Adjust all callers.
12483 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
12485 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
12486 entry by means of emit_insn_at_entry.
12488 2007-03-02 Richard Henderson <rth@redhat.com>
12490 * expr.h (promoted_input_arg): Remove decl.
12491 * function.c (promoted_input_arg): Merge into ...
12492 * combine.c (setup_incoming_promotions): ... only caller.
12493 Rearrange to avoid double loop.
12495 2007-03-02 Ben Elliston <bje@au.ibm.com>
12496 Peter Bergner <bergner@vnet.ibm.com>
12497 Janis Johnson <janis187@us.ibm.com>
12499 * config/rs6000/dfp.md: New file.
12500 * config/rs6000/rs6000.md: Include dfp.md.
12501 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
12502 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
12503 and TDmode decimal float modes in FP registers.
12504 (num_insns_constant): Likewise.
12505 (rs6000_legitimate_offset_address_p): Likewise.
12506 (rs6000_legitimize_address): Likewise.
12507 (rs6000_legitimize_reload_address): Likewise.
12508 (rs6000_legitimate_address): Likewise.
12509 (rs6000_emit_move): Likewise.
12510 (function_arg_boundary): Likewise.
12511 (function_arg_advance): Likewise.
12512 (rs6000_darwin64_record_arg_recurse): Likewise.
12513 (function_arg): Likewise.
12514 (rs6000_gimplify_va_arg): Likewise.
12515 (rs6000_split_multireg_move): Likewise.
12516 (rs6000_output_function_epilogue): Likewise.
12517 (rs6000_output_function_epilogue): Likewise.
12518 (rs6000_register_move_cost): Likewise.
12519 (rs6000_function_value): Likewise.
12520 (rs6000_libcall_value): Likewise.
12522 2007-03-02 Richard Sandiford <richard@codesourcery.com>
12524 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
12526 2007-03-02 Richard Sandiford <richard@codesourcery.com>
12528 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
12529 Use $MULTIDIR to choose between the kernel and RTP headers,
12530 and use $WIND_BASE and $WIND_USR to locate them.
12532 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12534 * config/i386/i386.c (override_options): Put initialization of
12535 ix86_tune_mask and ix86_arch_mask to the correct place.
12537 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12538 Michael Meissner <michael.meissner@amd.com>
12541 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
12542 (ARCHMASK): Define.
12543 (TARGET_CMOVE): Use ARCHMASK.
12544 (TARGET_CMPXCHG): Ditto.
12545 (TARGET_CMPXCHG8B): Ditto.
12546 (TARGET_XADD): Ditto.
12547 (TARGET_BSWAP): Ditto.
12548 * config/i386/i386.c (ix86_tune_mask): New global variable.
12549 (ix86_arch_mask): Ditto.
12550 (override_options): Initialize ix86_tune_mask and
12551 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
12554 2007-03-02 Ben Elliston <bje@au.ibm.com>
12557 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
12559 2007-03-02 Joseph Myers <joseph@codesourcery.com>
12561 * target.h (init_dwarf_reg_sizes_extra): New target hook.
12562 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
12563 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
12564 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
12566 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
12567 rs6000_init_dwarf_reg_sizes_extra): New.
12568 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
12569 SPE register high parts.
12571 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
12573 * Makefile.in: Add install-pdf target as
12574 copied from automake v1.10 rules.
12575 * configure.ac: Add install-pdf to target list.
12576 * configure: Regenerate.
12578 2007-03-01 Paul Brook <paul@codesourcery.com>
12580 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
12581 modes to LDRD for DImode.
12582 (output_move_double): Fixup out of range ldrd/strd.
12583 (vfp_secondary_reload_class): Rename...
12584 (coproc_secondary_reload_class): ... to this. Add wb argument.
12585 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
12586 coproc_secondary_reload_class for CLASS_IWMMXT.
12587 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
12588 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
12590 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
12592 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
12593 unroll factor by the estimated number of iterations.
12594 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
12595 than prefetch latency.
12597 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
12598 decode_caches_intel, detect_caches_intel): New functions.
12599 (host_detect_local_cpu): Use detect_caches_amd and
12600 detect_caches_intel.
12602 2007-03-01 Richard Henderson <rth@redhat.com>
12604 * expr.c (emit_move_complex_push): Export.
12605 (emit_move_complex_parts): Split out from ...
12606 (emit_move_complex): ... here.
12607 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
12608 * config/i386/i386.md (movcdi): New.
12610 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
12612 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
12613 size of mode1 to check for tieable modes in MMX case.
12615 2007-03-01 Richard Sandiford <richard@codesourcery.com>
12617 * Makefile.in (rtlanal.o): Depend on tree.h.
12618 * rtl.h (offset_within_section_p, split_const): Declare.
12619 * rtlanal.c: Include tree.h.
12620 (offset_within_block_p): New function, taken from
12621 mips_offset_within_object_p.
12622 (split_const): New function, taken from mips_split_const.
12623 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
12625 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
12626 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
12627 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
12628 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
12629 (m68k_illegitimate_symbolic_constant_p): New function.
12630 * config/m68k/m68k.md (movsi): Remove misleading predicates.
12631 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
12632 symbolic constant that might be outside the symbol's section,
12633 move the symbol first and then add the offset.
12634 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
12636 * config/mips/mips.c (mips_split_const): Delete.
12637 (mips_offset_within_object_p): Delete.
12638 (mips_symbolic_constant_p): Use offset_within_section_p and
12639 split_const instead of mips_offset_within_object_p and
12641 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
12642 (mips_legitimize_const_move, print_operand_reloc)
12643 (mips_dangerous_for_la25_p): Use split_const instead of
12646 2007-02-28 Eric Christopher <echristo@apple.com>
12648 * Makefile.in (install-include-dir): Don't rm -rf include.
12650 2007-02-28 Richard Guenther <rguenther@suse.de>
12652 PR middle-end/30364
12653 * fold-const.c (fold_binary): Do not associate expressions
12654 with more than one variable for integer types that do not wrap.
12656 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
12658 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
12659 Delete, and replace with...
12660 (fold_builtin_call_array): This. Update callers to use it.
12661 * fold-const.c (fold_build_call_list): Delete, and replace with...
12662 (fold_build_call_array): This.
12663 (fold_build_call_list_initializer): Delete, and replace with...
12664 (fold_build_call_array_initializer): This.
12665 * tree.h: Update declarations to reflect above changes.
12667 * c-typeck.c (build_function_call): Store converted arguments
12668 in a stack-allocated array instead of building a list.
12669 (convert_arguments): Store arguments in the array passed in as an
12670 argument, and return the actual number of arguments.
12671 * c-format.c: (check_function_format): Pass arguments in an
12672 array instead of a list.
12673 * c-common.c (check_function_nonnull): Likewise.
12674 (check_function_sentinel): Likewise.
12675 (check_function_arguments): Likewise.
12676 * c-common.h: Update declarations to reflect above changes.
12678 2007-02-28 Jan Hubicka <jh@suse.cz>
12680 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
12681 PRED_NEGATIVE_RETURN): Update outcomes.
12683 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
12685 * calls.c (emit_library_call_value_1): Handle partial registers
12686 correctly when building up CALL_INSN_FUNCTION_USAGE.
12688 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12690 * pa/predicates.md (move_src_operand): Allow zero for mode.
12691 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
12694 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
12697 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
12698 *movv2df_internal): Enable pattern only for valid operand
12700 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
12701 tie only 128bit modes. For MMX registers, tie only 64bit modes.
12703 2007-02-27 Mike Stump <mrs@apple.com>
12705 * config/darwin-crt3.c: Avoid compilation when compiling for a
12708 2007-02-27 Joseph Myers <joseph@codesourcery.com>
12710 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
12712 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
12713 for fixed headers and limits.h.
12714 (install-include-dir, install-headers-tar, install-headers-cpio,
12715 install-headers-cp, real-install-headers-tar,
12716 real-install-headers-cpio, real-install-headers-cp): Handle
12717 include-fixed as well as include.
12718 (install-mkheaders): Don't install files that go only in include
12720 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
12721 from GCC_INCLUDE_DIR.
12722 * gcc.c (process_command): Remove special -BstageN/ handling.
12723 (do_spec_1): Add include-fixed directories.
12725 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12727 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
12729 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
12731 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
12734 2007-02-27 Mark Mitchell <mark@codesourcery.com>
12736 * c-common.c (get_priority): Add check for
12737 SUPPORTS_INIT_PRIORITY.
12739 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12741 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
12743 * config/bfin/bfin.c: Include "cfglayout.h".
12744 (MAX_LSETUP_DISTANCE): New macro.
12745 (struct loop_info): New members incoming, incoming_src and
12746 incoming_dest. Delete member predecessor.
12747 (length_for_loop): New function.
12748 (bfin_optimize_loop): Handle more different loop structures.
12749 (bfin_discover_loop): Rework detection of predecessor blocks by
12750 examining incoming edges.
12751 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
12753 (bfin_reorder_loops): New function.
12754 (bfin_reorg_loops): Use these three new functions.
12756 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
12757 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
12758 (CONSTRAINT_LEN): Add entry for 'q'.
12759 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
12760 Add 'q' constraints.
12761 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
12762 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
12764 * config/bfin/bfin.md (add_with_carry): New pattern.
12765 (s_or_u, su_optab, su_modifier): New code macros/attrs.
12766 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
12767 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
12768 support unsigned multiplies too. Removed incorrect commutativity from
12769 operand 1 constraint where appropriate.
12770 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
12772 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
12773 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
12775 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
12776 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
12777 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
12778 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
12779 usmulhisi_hh_huh): New patterns.
12781 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
12782 lshifthi3): Fix output template to use half reg for operand 2.
12784 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
12787 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
12789 2007-02-27 Andreas Schwab <schwab@suse.de>
12791 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
12793 2007-02-27 Jan Hubicka <jh@suse.cz>
12795 * predict.c (last_basic_block_p): Remove.
12796 (tree_estimate_probability): Update return heuristic for commonized
12799 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
12801 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
12803 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
12805 * doc/include/gcc-common.texi (versionsubtitle): New macro.
12806 * doc/cpp.texi: Standardize title page.
12807 * doc/cppinternals.texi: Likewise.
12808 * doc/gcc.texi: Standardize title page, remove version number
12809 from copyright page.
12810 * doc/gccint.texi: Likewise.
12811 * doc/install.texi: Standardize title page, add table of
12814 2007-02-26 Jan Hubicka <jh@suse.cz>
12816 * predict.def: Set outcomes according to more recent results.
12817 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
12818 Remove dead predictors.
12819 * predict.c (return_prediction): Fix pasto.
12821 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12823 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
12824 change; avoid a memory leak when returning early.
12826 2007-02-26 Mark Mitchell <mark@codesourcery.com>
12828 * c-decl.c (static_ctors): Move to c-common.c.
12829 (static_dtors): Likewise.
12830 (finish_function): Use c_record_cdtor_fn.
12831 (build_cdtor): Move to c-common.c.
12832 (c_write_global_declarations): Use c_build_cdtor_fns.
12833 * c-common.h (static_ctors): Declare.
12834 (static_dtors): Likewise.
12835 (c_record_cdtor_fn): Likewise.
12836 (c_build_cdtor_fns): Likewise.
12837 * c-common.c (static_ctors): New variable.
12838 (static_dtors): Likewise.
12839 (c_record_cdtor_fn): New function.
12840 (build_cdtor): Move from c-decl.c
12841 (c_build_cdtor_fns): New function.
12843 * output.h (assemble_addr_to_section): Declare.
12844 (get_cdtor_priority_section): Likewise.
12845 * varasm.c (assemble_addr_to_section): New function.
12846 (get_cdtor_priority_section): Likewise.
12847 (default_named_section_asm_out_destructor): Use them.
12848 (destor_dtor_section_asm_out_destructor): Likewise.
12849 (default_named_section_asm_out_constructor): Likewise.
12850 (default_ctor_section_asm_out_constructor): Likewise.
12851 * config.gcc (*-*-vxworks*): Include vxworks.o.
12852 * config/t-vxworks (vxworks.o): New target.
12853 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
12854 (TARGET_ASM_CONSTRUCTOR): Define.
12855 (TARGET_ASM_DESTRUCTOR): Likewise.
12856 (vxworks_asm_out_constructor): Declare.
12857 (vxworks_asm_out_destructor): Likewise.
12859 * c-common.c (get_priority): Check that we have not just an
12860 INTEGER_CST, but an integer constant with integeral type.
12862 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
12864 PR tree-optimization/30938
12865 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
12866 use &dt[nargs-1] instead of &dt[nargs] in the call to
12867 vect_is_simple_use().
12869 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
12871 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
12872 from register elimination as PRE_MODIFY / POST_MODIFY increments.
12873 Do not attempt to handle MEM inside auto-inc expressions.
12874 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
12875 of a register modified by an auto-inc expression. However, do handle
12876 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
12877 (elimination_effects): Prohibit elimination of a register modified
12878 by an auto-inc expression. Disable register elimination rules whose
12879 target register is modified by an auto-inc expression with variable
12882 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
12884 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
12886 (array_at_struct_end_p): New function.
12887 (idx_infer_loop_bounds): Use it.
12888 (estimate_numbers_of_iterations_loop): Export.
12889 * predict.c (predict_loops): Use estimated_loop_iterations_int.
12890 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
12891 (tree_estimate_probability): Call record_loop_exits.
12892 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
12893 (estimated_loop_iterations, estimated_loop_iterations_int,
12894 estimated_loop_iterations_tree): New functions.
12895 (analyze_siv_subscript_cst_affine,
12896 compute_overlap_steps_for_affine_1_2,
12897 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
12898 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
12899 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
12900 (PRED_LOOP_ITERATIONS_GUESSED): New.
12901 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
12902 * cfgloop.h (estimate_numbers_of_iterations_loop,
12903 estimated_loop_iterations_int): Declare.
12905 2007-02-25 Mark Mitchell <mark@codesourcery.com>
12907 * doc/extend.texi: Document optional priority argument to
12908 constructors and destructors.
12909 * tree.c (init_priority_for_decl): Adjust GTY markers.
12910 (init_ttree): Use priority-info hash functions for
12911 init_priority_for_decl.
12912 (tree_map_eq): Rename to ...
12913 (tree_map_base_eq): ... this.
12914 (tree_map_marked_p): Rename to ...
12915 (tree_map_base_marked_p): ... this.
12916 (tree_map_base_hash): New function.
12917 (decl_init_priority_lookup): Rework.
12918 (decl_fini_priority_lookup): New function.
12919 (decl_priority_info): New function.
12920 (decl_init_priority_insert): Use it.
12921 (decl_fini_priority_insert): Likewise.
12922 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
12924 (decl_restrict_base_insert): Likewise.
12925 (decl_debug_expr_insert): Likewise.
12926 (decl_value_expr_lookup): Likewise.
12927 (decl_value_expr_insert): Likewise.
12928 * tree.h (priority_type): New type.
12929 (decl_init_priority_lookup): Use priority_type.
12930 (decl_fini_priority_lookup): New function.
12931 (decl_init_priority_insert): Use priority_type.
12932 (decl_fini_priority_insert): New function.
12933 (DECL_HAS_INIT_PRIORITY): Tweak comments.
12934 (DECL_INIT_PRIORITY): Likewise.
12935 (SET_DECL_INIT_PRIORITY): Add comment.
12936 (DECL_FINI_PRIORITY): New macro.
12937 (SET_DECL_FINI_PRIORITY): Likewise.
12938 (DEFAULT_INIT_PRIORITY): Document.
12939 (MAX_INIT_PRIORITY): Likewise.
12940 (MAX_RESERVED_INIT_PRIORITY): Likewise.
12941 (tree_map_base): New type.
12942 (tree_map_base_eq): New function.
12943 (tree_map_base_hash): Likewise.
12944 (tree_map_base_marked_p): Likewise.
12945 (tree_map): Inherit from tree_map_base.
12946 (tree_map_eq): Make it a macro.
12947 (tree_map_marked_p): Likewise.
12948 (tree_int_map): Inherit from tree_map_base.
12949 (tree_int_map_eq): Make it a macro.
12950 (tree_int_map_hash): Likewise.
12951 (tree_int_map_marked_p): Likewise.
12952 (tree_priority_map): New type.
12953 (tree_priority_map_eq): New macro.
12954 (tree_priority_map_hash): Likewise.
12955 (tree_priority_map_marked_p): Likewise.
12956 * varasm.c (emults_decl): Adjust for refactoring of tree_map
12958 (emutls_common_1): Likewise.
12959 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
12960 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
12961 of tree_map hierarchy.
12962 * tree-cfg.c (move_stmt_r): Likewise.
12963 (new_label_mapper): Likewise.
12964 * c-tree.h (c_expand_body): Move to ...
12965 * c-common.h (c_expand_body): ... here.
12966 * c-decl.c (c_expand_body): Move to ...
12967 * c-common.c (c_expand_body): ... here.
12968 (c_common_attribute_table): Allow 1 argument for the constructor
12969 and destructor attributes.
12970 (get_priority): New function.
12971 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
12972 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
12974 2007-02-24 Jan Hubicka <jh@suse.cz>
12976 PR middle-end/30509
12977 * tree-inline.c (copy_bb): Produce exact copy of EH info when
12978 copying for inlining.
12980 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12981 Jan Hubicka <jh@suse.cz>
12984 * i386.c (counter_mode): New function.
12985 (expand_set_or_movmem_via_loop): Use it.
12986 (expand_movmem_epilogue): Likewise; fix pasto.
12987 (ix86_expand_movmem): Do emit guard even for constant counts.
12988 (ix86_expand_setmem): Likewise.
12990 2007-02-25 Nick Clifton <nickc@redhat.com>
12992 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
12993 (JUMP_TABLES_IN_TEXT_SECTION): Define.
12995 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12998 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
12999 count argument with 0x10, not with 0x16.
13000 (expand_setmem_epilogue): Ditto.
13002 2007-02-24 Mike Stump <mrs@apple.com>
13004 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
13007 2007-02-24 Richard Guenther <rguenther@suse.de>
13009 PR middle-end/30951
13010 * fold-const.c (fold_binary): Fold x +- CST op x for
13011 EQ_EXPR and NE_EXPR.
13013 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13015 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
13017 2007-02-24 Jan Hubicka <jh@suse.cz>
13019 * cgraphunit.c (decide_is_function_needed): Honor
13020 -fkeep-inline-functions.
13022 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13024 * builtins.c (fold_builtin_modf): New.
13025 (fold_builtin_2): Use it.
13027 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
13029 * loop-iv.c (implies_p): Detect additional cases where A implies B.
13030 (determine_max_iter): Take additional LOOP arg; all callers changed.
13031 Lose broken logic dealing with PLUS. Try to limit the upper bound by
13032 one using simplifications.
13033 (simplify_using_initial_values): Return if the expression becomes
13034 invalid due to altered regs.
13036 2007-02-23 DJ Delorie <dj@redhat.com>
13038 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
13040 2007-02-23 Mike Stump <mrs@apple.com>
13042 * tlink.c (scan_linker_output): Parse linker messages from
13043 darwin9's linker better.
13045 2007-02-23 Steve Ellcey <sje@cup.hp.com>
13048 * varpool.c (varpool_assemble_pending_decls): Set
13049 varpool_last_needed_node to null.
13051 2007-02-23 DJ Delorie <dj@redhat.com>
13053 * config/i386/i386.c (ix86_data_alignment): Don't specify an
13054 alignment bigger than the object file can handle.
13056 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
13059 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
13060 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
13061 (*movsf_1): Penalize MMX moves.
13063 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
13065 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
13066 2^32-1 or more times unless flag_unsafe_loop_optimizations.
13068 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
13070 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13072 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
13073 (fold_builtin_1): Use them.
13074 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
13075 BUILT_IN_SIGNIFICAND.
13077 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
13079 * config/i386/i386.c (bdesc_1arg): Initialize
13080 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
13081 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
13082 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
13083 and IX86_BUILTIN_MOVSLDUP.
13085 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
13087 PR rtl-optimization/30841
13088 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
13090 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13092 * builtins.c (fold_builtin_frexp): New.
13093 (fold_builtin_2): Use it.
13095 2007-02-22 Mark Mitchell <mark@codesourcery.com>
13097 * doc/invoke.texi (Spec Files): Document getenv spec function.
13099 * gcc.c (getenv_spec_function): New function.
13100 (static_spec_functions): Add it.
13101 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
13102 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
13105 2007-02-22 Michael Matz <matz@suse.de
13108 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
13109 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
13111 2007-02-22 Ian Lance Taylor <iant@google.com>
13114 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
13115 (mem_loc_descriptor): Call it.
13117 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
13118 Ira Rosen <irar@il.ibm.com>
13120 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
13122 2007-02-22 Ira Rosen <irar@il.ibm.com>
13124 PR tree-optimization/30843
13125 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
13126 stores only after all the group is vectorized.
13128 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
13130 PR tree-optimization/30858
13131 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
13132 in the reduction cycle have a single use in the loop.
13133 * tree-vectorizer.h (relevant): Add documentation.
13135 2007-02-20 Mike Stump <mrs@apple.com>
13137 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
13138 * configure: Regenerate.
13140 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
13142 Change the defaults of some parameters and options.
13143 * config/spu/spu-protos.h (spu_optimization_options): Declare.
13144 * config/spu/spu.c (spu_optimization_options): Add.
13145 (spu_override_options): Change params in spu_optimization_options.
13146 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
13148 Register 127 is only 16 byte aligned when used as a frame pointer.
13149 * config/spu/spu-protos.h (spu_init_expanders): Declare.
13150 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
13151 HARD_FRAME_POINTER_REGNUM.
13152 (spu_legitimate_address): Use regno_aligned_for_reload.
13153 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
13154 aligned when frame_pointer_needed is true.
13155 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
13157 * config/spu/spu.h (INIT_EXPANDERS): Define.
13159 Make sure shift and rotate instructions have valid immediate operands.
13160 * config/spu/predicates.md (spu_shift_operand): Remove.
13161 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
13162 * config/spu/constraints.md (W, O): Extend range.
13163 * config/spu/spu.md (umask, nmask): Define.
13164 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
13165 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
13166 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
13167 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
13168 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
13169 (lshr<mode>3_reg): Fix rtl description.
13171 Make sure mulhisi immediate operands are valid.
13172 * config/spu/predicates.md (imm_K_operand): Add.
13173 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
13175 Generate constants using fsmbi and andi.
13176 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
13177 (print_operand, spu_split_immediate, classify_immediate,
13178 fsmbi_const_p): Handle IC_FSMBI2.
13180 Correctly handle a CONST_VECTOR containing symbols.
13181 * config/spu/spu.c (print_operand): Handle HIGH correctly.
13182 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
13183 (immediate_load_p): Allow symbols that use 2 instructions to create.
13184 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
13185 with symbols when flag_pic is set.
13186 (const_vector_immediate_p): New.
13187 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
13188 accept a CONST_VECTOR with symbols.
13189 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
13190 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
13192 * config/spu/spu.md (high, low): Delete.
13193 (low_<mode>): Define.
13195 Remove INTRmode and INTR_REGNUM, which didn't work.
13196 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
13198 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
13199 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
13200 peephole2 pattern): Don't use INTR or 131.
13201 (movintrcc): Delete.
13202 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
13203 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
13204 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
13205 (UNSPEC_SET_INTR): Add.
13206 * config/spu/spu-modes.def (INTR): Remove.
13208 More accurate warnings about run-time relocations.
13209 * config/spu/spu.c (reloc_diagnostic): Test in_section.
13211 Correctly warn about immediate arguments to specific intrinsics.
13212 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
13213 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
13214 the instruction predicate.
13216 Fix tree check errors with latest update.
13217 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
13219 (spu_expand_builtin): Use CALL_EXPR_FN.
13221 Add missing specific intrinsics.
13222 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
13224 * config/spu/spu_internals.h: Ditto.
13226 Fix incorrect operand modifiers.
13227 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
13228 * config/spu/spu.md (xor<mode>3): Change %S to %J.
13230 Optimize one case of zero_extend of a vec_select.
13231 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
13233 Accept any immediate for hbr.
13234 * config/spu/spu.md (hbr): Change s constraints to i.
13236 2007-02-21 Paul Brook <paul@codesourcery.com>
13238 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
13239 condexec_count when skipping USE and CLOBBER.
13241 2007-02-21 Nick Clifton <nickc@redhat.com>
13243 * common.opt (Warray-bounds): Add Warning attribute.
13244 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
13246 (fsized-zeroes): Add Optimization attribute.
13247 (fsplit-wide-types, ftree-scev-cprop): Likewise.
13248 * c.opt (Wc++0x-compat): Add Warning attribute.
13250 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
13252 PR middle-end/30761
13253 * reload1.c (eliminate_regs_in_insn): In the single_set special
13254 case, attempt to re-recognize the insn before falling back to
13255 having reload fix it up.
13257 2007-02-20 Eric Christopher <echristo@gmail.com>
13259 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
13260 Rewrite accordingly.
13261 (frv_read_iacc_argument): Ditto.
13262 (frv_expand_set_builtin): Take a call instead of arglist, update for
13264 (frv_expand_unop_builtin): Ditto.
13265 (frv_expand_binop_builtin): Ditto.
13266 (frv_expand_cut_builtin): Ditto.
13267 (frv_expand_binopimm_builtin): Ditto.
13268 (frv_expand_voidbinop_builtin): Ditto.
13269 (frv_expand_int_void2arg): Ditto.
13270 (frv_expand_prefetches): Ditto.
13271 (frv_expand_voidtriop_builtin): Ditto.
13272 (frv_expand_voidaccop_builtin): Ditto.
13273 (frv_expand_load_builtin): Ditto.
13274 (frv_expand_store_builtin): Ditto.
13275 (frv_expand_mdpackh_builtin): Ditto.
13276 (frv_expand_mclracc_builtin): Ditto.
13277 (frv_expand_mrdacc_builtin): Ditto.
13278 (frv_expand_mwtacc_builtin): Ditto.
13279 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
13282 2007-02-20 Janis Johnson <janis187@us.ibm.com>
13284 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
13285 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
13287 (HAVE_GAS_DFP): Check for assembler support of decimal floating
13288 point instructions.
13289 * configure: Regenerate.
13290 * config.in: Regenerate.
13291 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
13292 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
13293 masks to power6 and power6x and to POWERPC_MASKS.
13294 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
13296 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
13297 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
13298 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
13299 Access PROTOTYPE as variable, not mask.
13301 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
13303 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
13304 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
13305 * combine.c (adjust_for_new_dest): Use it.
13306 * postreload.c (reload_combine): Likewise.
13308 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
13310 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
13311 notes on an insn with multiple sets, even if single_set returns
13312 non-NULL for that insn.
13314 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13316 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
13317 scalbn and scalbln.
13319 2007-02-20 Geoffrey Keating <geoffk@apple.com>
13321 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
13322 if user didn't pass it.
13323 * config/i386/darwin.h (CC1_SPEC): Likewise.
13324 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
13325 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
13326 -mmacosx-version-min.
13328 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13329 Uros Bizjak <ubizjak@gmail.com>
13331 * optabs.h (enum optab_index): Add new OTI_scalb.
13332 (scalb_optab): Define corresponding macro.
13333 * optabs.c (init_optabs): Initialize scalb_optab.
13334 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
13336 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
13337 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
13338 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
13339 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
13340 flag_unsafe_math_optimizations is set.
13342 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
13343 to implement scalbf, scalb and scalbl built-ins as inline x87
13346 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13347 DJ Delorie <dj@redhat.com>
13350 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
13351 (diagnostic_report_diagnostic): ... here, and turn them into real
13352 errors. If warnings are inhibited, no need to do anything.
13354 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
13356 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
13357 better code generation.
13359 2007-02-20 Ben Elliston <bje@au.ibm.com>
13361 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
13363 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
13365 * config/alpha/alpha.c, config/alpha/alpha.md,
13366 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
13367 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
13368 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
13369 config/arm/lib1funcs.asm: Follow spelling conventions.
13371 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
13372 config/fr30/fr30.md, config/i386/i386.h,
13373 config/iq2000/iq2000.h, config/iq2000/predicates.md,
13374 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
13375 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
13376 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
13377 config/rs6000/altivec.md, config/rs6000/rs6000.c,
13378 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
13379 config/sparc/sparc.c, config/sparc/sparc.h,
13380 config/sparc/sparc.md, config/spu/constraints.md,
13381 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
13384 2007-02-20 Alan Modra <amodra@bigpond.net.au>
13387 * varasm.c (use_blocks_for_decl_p): Return false for decls with
13390 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
13392 * doc/invoke.texi (-ftree-lrs): Remove.
13394 2007-02-19 Diego Novillo <dnovillo@redhat.com>
13396 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
13399 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
13401 * config/ia64/ia64.c (ia64_expand_builtin): Use the
13402 new CALL_EXPR_FN macro for retrieving the function
13403 declaration of the input expression.
13405 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13407 * c.opt (Waddress): New.
13408 * common.opt (Walways-true): Delete.
13409 (Wstring-literal-comparison): Delete.
13410 * doc/invoke.texi (Warning Options): Delete -Walways-true and
13411 -Wstring-literal-comparison. Add -Waddress.
13413 (Walways-true): Delete.
13414 (Wstring-literal-comparison): Delete.
13415 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
13416 consistently instead of -Walways-true in example.
13417 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
13418 * c-typeck.c (parser_build_binary_op): Replace
13419 -Wstring-literal-comparison and -Walways-true with -Waddress.
13420 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
13423 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
13425 * tree-cfg.c (dump_function_to_file): Be prepared for functions
13426 without DECL_STRUCT_FUNCTION initialized.
13428 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
13430 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
13431 due to calls to functions taking pointers as parameters.
13433 2007-02-19 Richard Henderson <rth@redhat.com>
13436 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
13439 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
13441 * config/s390/s390.c (s390_call_saved_register_used,
13442 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
13443 accessed to the new scheme.
13445 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
13447 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
13448 (cris_print_index, cris_print_operand, cris_print_operand_address)
13449 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
13450 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
13451 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
13452 GET_CODE () == xxx.
13453 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
13454 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
13455 GO_IF_LEGITIMATE_ADDRESS): Ditto.
13456 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
13457 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
13458 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
13459 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
13460 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
13461 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
13462 (uminsi3, call, call_value): Ditto.
13463 (define_split: indir_to_reg_split, unnamed): Ditto.
13465 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
13467 PR tree-optimization/30975
13468 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
13471 2007-02-18 Eric Christopher <echristo@gmail.com>
13473 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
13474 Remove use of arglist.
13475 (mips_expand_builtin): Remove use of arglist, pass in expr.
13476 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
13477 (mips_expand_builtin_movtf): Ditto.
13478 (mips_expand_builtin_compare): Ditto.
13480 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
13482 * tree-sra.c (sra_build_assignment): Replace assertion
13483 checking with a comment explaining why it can't be done.
13485 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
13487 PR middle-end/30833
13488 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
13489 during CALL_EXPR representation conversion.
13490 * tree-ssa-propagate.c (set_rhs): Likewise.
13492 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
13494 * tree-sra.c (sra_build_assignment): Disable assertion checking
13497 2007-02-18 Roger Sayle <roger@eyesopen.com>
13499 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
13500 instead of calling build2 with a GIMPLE_MODIFY_STMT.
13501 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
13503 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
13504 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
13505 gimplify_init_ctor_eval_range, gimple_push_cleanup,
13506 gimplify_omp_for, gimplify_omp_atomic_pipeline,
13507 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
13508 force_gimple_operand): Likewise.
13509 * ipa-cp.c (constant_val_insert): Likewise.
13510 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
13511 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
13512 perfect_nestify): Likewise.
13513 * langhooks.c (lhd_omp_assignment): Likewise.
13514 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
13515 lower_copyprivate_clauses, lower_send_clauses,
13516 lower_send_shared_vars, expand_parallel_call,
13517 expand_omp_for_generic, expand_omp_for_static_nochunk,
13518 expand_omp_for_static_chunk, expand_omp_sections,
13519 lower_omp_single_copy, lower_omp_for_lastprivate,
13520 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
13521 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
13522 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
13525 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
13527 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
13528 config/sh/sh.md: Follow spelling conventions.
13530 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
13531 config/frv/predicates.md: Follow spelling conventions.
13533 * config/m68k/linux-unwind.h: Fix a comment typo.
13534 * target.h: Follow spelling conventions.
13536 2007-02-18 Roger Sayle <roger@eyesopen.com>
13538 PR rtl-optimization/28173
13539 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
13540 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
13541 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
13542 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
13543 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
13545 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13547 * builtins.c (fold_builtin_load_exponent): New.
13548 (fold_builtin_2): Use it.
13550 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
13552 PR rtl-optimization/30773
13553 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
13554 if we fail to attach a REG_EQUIV note.
13556 2007-02-18 David Edelsohn <edelsohn@gnu.org>
13557 Roger Sayle <roger@eyesopen.com>
13559 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
13561 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
13563 * calls.c (initialize_argument_information): Pass original EXP
13564 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
13565 code to split complex arguments here, as part of initializing the
13567 (expand_call): Remove code that builds a list of arguments and
13568 inserts implicit arguments into it. Instead, just count how many
13569 implicit arguments there will be so we can determine the size of
13570 the ARGS array, and let initialize_argument_information do the work.
13571 (split_complex_values): Delete unused function.
13573 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
13575 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
13577 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
13579 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
13580 for arg pointer based indexed addressing.
13582 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
13584 * config/ia64/ia64.h, config/ia64/ia64.md,
13585 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
13586 spelling conventions.
13588 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13590 * config/m68k/m68k.c (split_di): New.
13591 * config/m68k/m68k-protos.h: Declare split_di.
13592 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
13593 Improve predicate handling and split constant shifts.
13595 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13597 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
13598 parameter for register bitfield operations, general predicates
13601 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13603 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
13604 * config/m68k/linux-unwind.h: New file.
13606 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
13608 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
13609 config/i386/athlon.md, config/ia64/ia64.md,
13610 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
13611 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
13612 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
13613 tree-ssa-loop-niter.c, tree-vect-analyze.c,
13614 tree-vect-transform.c: Fix comment typos.
13616 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
13618 * sched-deps.c (find_insn_list): Remove.
13619 * sched-int.h: Remove the prototype for find_insn_list.
13621 2007-02-16 Geoffrey Keating <geoffk@apple.com>
13623 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
13625 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
13626 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
13627 darwin_rs6000_override_options.
13628 (C_COMMON_OVERRIDE_OPTIONS): Expect
13629 darwin_macosx_version_min to be non-NULL always.
13630 (TARGET_C99_FUNCTIONS): Likewise.
13631 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
13632 (DARWIN_MINVERSION_SPEC): New.
13633 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
13634 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
13636 (DARWIN_MINVERSION_SPEC): New.
13637 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
13639 * config/darwin-c.c (darwin_cpp_builtins): Expect
13640 darwin_macosx_version_min to be non-NULL always.
13642 * config/rs6000/rs6000.c: Clean up trailing whitespace.
13644 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
13646 * config/i386/i386.h (x86_use_xchgb): New.
13647 (TARGET_USE_XCHGB): New macro.
13648 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
13649 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
13650 Split after reload into bswaphi for shifts of 8.
13651 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
13652 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
13653 or when optimizing for size.
13655 2007-02-16 Richard Guenther <rguenther@suse.de>
13656 Christian Bruel <christian.bruel@st.com>
13658 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
13659 DECLs but prefer SSA_NAMEs over DECLs.
13661 2007-02-16 Richard Guenther <rguenther@suse.de>
13663 * tree-flow-inline.h (single_imm_use_p): Remove.
13664 (zero_imm_uses_p): Likewise.
13665 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
13666 instead of single_imm_use_p.
13667 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
13670 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13673 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
13674 nested double- and backquotes.
13676 2007-02-15 Roger Sayle <roger@eyesopen.com>
13678 PR middle-end/30391
13679 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
13680 should be unreachable.
13681 (build2_stat): Allow construction of MODIFY_EXPR at any time.
13682 For the time being redirect GIMPLE_MODIFY_STMT to the new
13683 (renamed) build_gimple_modify_stmt_stat.
13684 (build2_gimple_stat): Rename to...
13685 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
13686 Always build a GIMPLE_MODIFY_STMT node.
13687 * tree.h (build2_gimple, build2_gimple_stat): Delete.
13688 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
13691 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
13692 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
13693 * tree-complex.c (set_component_ssa_name, expand_complex_move,
13694 expand_complex_div_wide): Likewise.
13695 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
13696 * tree-ssa-loop-im.c (schedule_sm): Likewise.
13697 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
13698 * tree-ssa-loop-manip.c (create_iv): Likewise.
13699 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
13700 abs_replacement): Likewise.
13701 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
13702 realify_fake_stores): Likewise.
13704 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
13705 node rather than a GIMPLE_MODIFY_STMT node.
13706 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
13707 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
13709 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
13710 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
13711 GIMPLE_MODIFY_STMT.
13713 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13715 PR middle-end/30433
13716 * fold-const.c (fold_comparison): Add back the
13717 folding of constant complex comparisions.
13719 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13721 PR middle-end/30729
13722 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
13723 effects unknown to this function, return early.
13725 2007-02-15 Ian Lance Taylor <iant@google.com>
13727 * lower-subreg.c (move_eh_region_note): New static function.
13728 (resolve_simple_move): Call it.
13729 (decompose_multiword_subregs): Track blocks for which we resolve a
13730 simple move which is also a control flow insn. Pass them to
13731 find_many_sub_basic_blocks.
13732 (pass_lower_subreg): Add TODO_verify_flow.
13733 (pass_lower_subreg2): Likewise.
13735 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13736 Brooks Moses <brooks.moses@codesourcery.com>
13737 Lee Millward <lee.millward@codesourcery.com>
13739 * tree.h (enum tree_code_class): Add tcc_vl_exp.
13740 (VL_EXP_CLASS_P): New.
13741 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
13743 (TREE_OPERAND_CHECK_CODE): Likewise.
13744 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
13745 (TREE_RTL_OPERAND_CHECK): Likewise.
13746 (tree_operand_check_failed): Make second parameter the whole tree
13747 instead of its code. Fixed callers.
13748 (VL_EXP_CHECK): New.
13749 (TREE_OPERAND_LENGTH): New.
13750 (VL_EXP_OPERAND_LENGTH): New.
13751 (CALL_EXPR_FN): New.
13752 (CALL_EXPR_STATIC_CHAIN): New.
13753 (CALL_EXPR_ARGS): New.
13754 (CALL_EXPR_ARG): New.
13755 (call_expr_nargs): New.
13756 (CALL_EXPR_ARGP): New.
13757 (build_nt_call_list): Declare.
13758 (build_vl_exp_stat): Declare.
13759 (build_vl_exp): New.
13760 (build_call_list): Declare.
13761 (build_call_nary): Declare.
13762 (build_call_valist): Declare.
13763 (build_call_array): Declare.
13764 (call_expr_arg): Declare.
13765 (call_expr_argp): Declare.
13766 (call_expr_arglist): Declare.
13767 (fold_build_call_list): Declare.
13768 (fold_build_call_list_initializer): Declare.
13769 (fold_call_expr): Declare to replace fold_builtin.
13770 (fold_builtin_fputs): Update to agree with modified definition.
13771 (fold_builtin_strcpy): Likewise.
13772 (fold_builtin_strncpy): Likewise.
13773 (fold_builtin_memory_chk): Likewise.
13774 (fold_builtin_stxcpy_chk): Likewise.
13775 (fold_builtin_strncpy_chk): Likewise.
13776 (fold_builtin_next_arg): Likewise.
13777 (fold_build_call_expr): Declare.
13778 (fold_builtin_call_list): Declare.
13779 (fold_builtin_call_valist): Declare.
13780 (build_call_expr): Declare.
13781 (validate_arglist): Update to agree with modified definition.
13782 (tree_operand_length): New.
13783 (call_expr_arg_iterator): New.
13784 (init_call_expr_arg_iterator): New.
13785 (next_call_expr_arg): New.
13786 (first_call_expr_arg): New.
13787 (more_call_expr_args_p): New.
13788 (FOR_EACH_CALL_EXPR_ARG): New.
13790 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
13791 and tcc_gimple_stmt.
13792 (tree_code_size): Update documentation. Use sizeof (tree) rather
13793 than sizeof (char *).
13794 (tree_size): Likewise. Add case for tcc_vl_exp.
13795 (tree_node_structure): Add case for tcc_vl_exp.
13796 (contains_placeholder_p): Likewise.
13797 (substitute_in_expr): Likewise.
13798 (substitute_placeholder_in_expr): Likewise.
13799 (stabilize_reference_1): Likewise.
13800 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
13801 to diagnose breakage of this interface for constructing CALL_EXPRs.
13802 (build_nt): Add similar assertion here.
13803 (build_nt_call_list): New.
13804 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
13805 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
13807 (get_callee_fndecl): Use new CALL_EXPR accessors.
13808 (tree_operand_check_failed): Change parameters to pass entire node
13809 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
13810 (process_call_operands): New.
13811 (build_vl_exp_stat): New.
13812 (build_call_list): New.
13813 (build_call_nary): New.
13814 (build_call_valist): New.
13815 (build_call_array): New.
13816 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13817 (call_expr_arglist): New.
13819 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
13820 tcc_vl_exp instead of a fixed-size tcc_expression.
13822 * doc/c-tree.texi (CALL_EXPR): Document new representation and
13823 accessors for CALL_EXPRs.
13824 (AGGR_INIT_EXPR): Likewise.
13826 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13827 Brooks Moses <brooks.moses@codesourcery.com>
13828 Lee Millward <lee.millward@codesourcery.com>
13830 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
13831 (expand_builtin_nonlocal_goto): Change parameter to be entire
13832 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
13833 (expand_builtin_prefetch): Likewise.
13834 (expand_builtin_classify_type): Likewise.
13835 (mathfn_built_in): Return NULL_TREE instead of 0.
13836 (expand_errno_check): Use new CALL_EXPR accessors.
13837 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
13838 Return NULL_RTX instead of 0.
13839 (expand_builtin_mathfn_2): Likewise.
13840 (expand_builtin_mathfn_3): Likewise.
13841 (expand_builtin_interclass_mathfn): Likewise.
13842 (expand_builtin_sincos): Likewise.
13843 (expand_builtin_cexpi): Likewise.
13844 (expand_builtin_int_roundingfn): Likewise.
13845 (expand_builtin_int_roundingfn_2): Likewise.
13846 (expand_builtin_pow): Likewise.
13847 (expand_builtin_powi): Likewise.
13848 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
13849 of arglist, fixing callers appropriately. Use new CALL_EXPR
13850 accessors and constructors. Return NULL_RTX instead of 0.
13851 (expand_builtin_strstr): Likewise.
13852 (expand_builtin_strchr): Likewise.
13853 (expand_builtin_strrchr): Likewise.
13854 (expand_builtin_strpbrk): Likewise.
13855 (expand_builtin_memcpy): Likewise.
13856 (expand_builtin_mempcpy): Likewise.
13857 (expand_builtin_mempcpy_args): New.
13858 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
13859 (expand_builtin_memmove_args): New.
13860 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
13861 (expand_movstr): Likewise.
13862 (expand_builtin_strcpy): Likewise.
13863 (expand_builtin_strcpy_args): New.
13864 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
13865 (expand_builtin_strncpy): Likewise.
13866 (expand_builtin_memset): Likewise.
13867 (expand_builtin_memset_args): New.
13868 (expand_builtin_bzero): Similarly to expand_builtin_memset.
13869 (expand_builtin_memcmp): Likewise.
13870 (expand_builtin_strcmp): Likewise.
13871 (expand_builtin_strncmp): Likewise.
13872 (expand_builtin_strcat): Likewise.
13873 (expand_builtin_strncat): Likewise.
13874 (expand_builtin_strspn): Likewise.
13875 (expand_builtin_strcspn): Likewise.
13876 (expand_builtin_args_info): Likewise.
13877 (expand_builtin_va_start): Likewise.
13878 (gimplify_va_arg_expr): Likewise.
13879 (expand_builtin_va_end): Likewise.
13880 (expand_builtin_va_copy): Likewise.
13881 (expand_builtin_frame_address): Likewise.
13882 (expand_builtin_alloca): Likewise.
13883 (expand_builtin_bswap): Likewise.
13884 (expand_builtin_unop): Likewise.
13885 (expand_builtin_fputs): Likewise.
13886 (expand_builtin_expect): Likewise.
13887 (expand_builtin_fabs): Likewise.
13888 (expand_builtin_copysign): Likewise.
13889 (expand_builtin_printf): Likewise.
13890 (expand_builtin_fprintf): Likewise.
13891 (expand_builtin_sprintf): Likewise.
13892 (expand_builtin_init_trampoline): Likewise.
13893 (expand_builtin_signbit): Likewise.
13894 (expand_builtin_fork_or_exec): Likewise.
13895 (expand_builtin_sync_operation): Likewise.
13896 (expand_builtin_compare_and_swap): Likewise.
13897 (expand_builtin_lock_test_and_set): Likewise.
13898 (expand_builtin_lock_release): Likewise.
13899 (expand_builtin): Likewise.
13900 (builtin_mathfn_code): Likewise.
13902 (fold_builtin_constant_p): Pass call arguments individually instead
13903 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13904 accessors and constructors. Return NULL_TREE instead of 0.
13905 (fold_builtin_expect): Likewise.
13906 (fold_builtin_classify_type): Likewise.
13907 (fold_builtin_strlen): Likewise.
13908 (fold_builtin_nan): Likewise.
13909 (integer_valued_real_p): Likewise.
13910 (fold_trunc_transparent_mathfn): Likewise.
13911 (fold_fixed_mathfn): Likewise.
13912 (fold_builtin_cabs): Likewise.
13913 (fold_builtin_sqrt): Likewise.
13914 (fold_builtin_cbrt): Likewise.
13915 (fold_builtin_cos): Likewise.
13916 (fold_builtin_cosh): Likewise.
13917 (fold_builtin_tan): Likewise.
13918 (fold_builtin_sincos): Likewise.
13919 (fold_builtin_cexp): Likewise.
13920 (fold_builtin_trunc): Likewise.
13921 (fold_builtin_floor): Likewise.
13922 (fold_builtin_ceil): Likewise.
13923 (fold_builtin_round): Likewise.
13924 (fold_builtin_int_roundingfn): Likewise.
13925 (fold_builtin_bitop): Likewise.
13926 (fold_builtin_bswap): Likewise.
13927 (fold_builtin_logarithm): Likewise.
13928 (fold_builtin_hypot): Likewise.
13929 (fold_builtin_pow): Likewise.
13930 (fold_builtin_powi): Likewise.
13931 (fold_builtin_exponent): Likewise.
13932 (fold_builtin_memset): Likewise.
13933 (fold_builtin_bzero): Likewise.
13934 (fold_builtin_memory_op): Likewise.
13935 (fold_builtin_bcopy): Deleted; call site changed to invoke
13936 fold_builtin_memory_op directly.
13937 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
13938 (fold_builtin_strncpy): Likewise.
13939 (fold_builtin_memcmp): Likewise.
13940 (fold_builtin_strcmp): Likewise.
13941 (fold_builtin_strncmp): Likewise.
13942 (fold_builtin_signbit): Likewise.
13943 (fold_builtin_copysign): Likewise.
13944 (fold_builtin_isascii): Likewise.
13945 (fold_builtin_toascii): Likewise.
13946 (fold_builtin_isdigit): Likewise.
13947 (fold_builtin_fabs): Likewise.
13948 (fold_builtin_abs): Likewise.
13949 (fold_builtin_fmin_fmax): Likewise.
13950 (fold_builtin_carg): Likewise.
13951 (fold_builtin_classify): Likewise.
13952 (fold_builtin_unordered_cmp): Likewise.
13954 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
13955 New functions split out from fold_builtin_1.
13956 (fold_builtin_n): New.
13957 (fold_builtin_varargs): New.
13958 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
13960 (fold_call_expr): New.
13961 (build_function_call_expr): Rewrite to use new helper function.
13962 (fold_builtin_call_list): New.
13963 (build_call_expr): New.
13964 (fold_builtin_call_valist): New.
13965 (rewrite_call_expr): New.
13966 (validate_arg): New.
13967 (validate_arglist): Change parameter to be entire CALL_EXPR instead
13968 of an arglist. Change return type to bool. Use new CALL_EXPR
13971 (fold_builtin_strstr): Pass call arguments individually instead
13972 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13973 accessors and constructors. Return NULL_TREE instead of 0.
13974 (fold_builtin_strchr): Likewise.
13975 (fold_builtin_strrchr): Likewise.
13976 (fold_builtin_strpbrk): Likewise.
13977 (fold_builtin_strcat): Likewise.
13978 (fold_builtin_strncat): Likewise.
13979 (fold_builtin_strspn): Likewise.
13980 (fold_builtin_strcspn): Likewise.
13981 (fold_builtin_fputs): Likewise.
13982 (fold_builtin_next_arg): Likewise.
13983 (fold_builtin_sprintf): Likewise.
13985 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
13986 NULL_RTX instead of 0.
13987 (expand_builtin_memory_chk): Likewise.
13988 (maybe_emit_chk_warning): Likewise.
13989 (maybe_emit_sprintf_chk_warning): Likewise.
13991 (fold_builtin_object_size): Pass call arguments individually instead
13992 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13993 accessors and constructors. Return NULL_TREE instead of 0.
13994 (fold_builtin_memory_chk): Likewise.
13995 (fold_builtin_stxcpy_chk): Likewise.
13996 (fold_builtin_strncpy_chk): Likewise.
13997 (fold_builtin_strcat_chk): Likewise.
13998 (fold_builtin_strcat_chk): Likewise.
13999 (fold_builtin_strncat_chk): Likewise.
14000 (fold_builtin_sprintf_chk): Likewise.
14001 (fold_builtin_snprintf_chk): Likewise.
14002 (fold_builtin_printf): Likewise.
14003 (fold_builtin_vprintf): Likewise.
14005 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
14007 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
14008 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14009 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
14010 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
14011 (fold_unary): Likewise.
14012 (fold_binary): Likewise.
14013 (fold_ternary): Remove CALL_EXPR case, since they are no longer
14014 ternary expressions.
14015 (fold): Add logic for tcc_vl_exp.
14016 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
14017 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14018 (fold_build3_stat): Add assertion to flag broken interface for
14019 constructing CALL_EXPRs.
14020 (fold_build_call_list): New.
14021 (fold_build_call_list_initializer): New.
14022 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
14024 (fold_strip_sign_ops): Likewise.
14026 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14027 Brooks Moses <brooks.moses@codesourcery.com>
14028 Lee Millward <lee.millward@codesourcery.com>
14030 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
14031 accessors and dump arguments explicitly.
14033 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
14035 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
14037 (print_call_name): Use new CALL_EXPR accessors.
14039 * print-tree.c (print_node): Add case tcc_vl_exp. Print
14040 CALL_EXPR arguments explicitly instead of as a list. Use
14041 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14043 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
14044 (vrp_visit_stmt): Likewise.
14046 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
14047 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
14049 (force_move_till_expr): Likewise.
14051 * targhooks.c (default_external_stack_protect_fail): Use
14052 build_call_expr instead of build_function_call_expr.
14053 (default_hidden_stack_protect_fail): Likewise.
14055 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
14058 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
14059 and walk arguments explicitly.
14061 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
14062 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14063 (expand_simple_operations): Likewise.
14064 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
14066 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
14067 of TREE_CODE_LENGTH.
14068 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
14070 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
14071 instead of TREE_CODE_LENGTH.
14073 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
14074 (tree_ic_transform): Likewise.
14075 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
14076 parameter instead of arglist. Fix callers.
14077 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
14078 (tree_stringops_transform): Likewise.
14079 (tree_indirect_call_to_profile): Likewise.
14080 (tree_stringops_values_to_profile): Likewise.
14082 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
14083 (eliminate_tail_call): Likewise.
14085 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
14087 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
14088 Use TREE_OPERAND_LENGTH and generalize to handle any number of
14090 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
14092 * omp-low.c (build_omp_barrier): Use build_call_expr.
14093 (lower_rec_input_clauses): Likewise.
14094 (lower_reduction_clauses): Likewise.
14095 (expand_parallel_call): Likewise.
14096 (maybe_catch_exception): Likewise.
14097 (expand_omp_for_generic): Likewise.
14098 (expand_omp_for_static_nochunk): Likewise.
14099 (expand_omp_sections): Likewise.
14100 (lower_omp_single_simple): Likewise.
14101 (lower_omp_single_copy): Likewise.
14102 (lower_omp_master): Likewise.
14103 (lower_omp_ordered): Likewise.
14104 (lower_omp_critical): Likewise.
14106 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
14107 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
14109 * tree-gimple.c (is_gimple_call_addr): Fix doc.
14110 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
14111 TREE_CODE_LENGTH. Add tcc_vl_exp case.
14113 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
14114 and generalize to handle any number of operands.
14115 (chrec_contains_undetermined): Likewise.
14116 (tree_contains_chrecs): Likewise.
14117 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
14119 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
14121 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
14122 fold_call_expr instead of fold_builtin.
14123 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
14124 match declarations there.
14125 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
14128 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
14129 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14131 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
14132 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
14134 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
14137 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
14138 (execute_cse_sincos): Use new CALL_EXPR accessors.
14140 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
14142 * gimple-low.c (lower_function_body): Use build_call_expr.
14143 (lower_builtin_setjmp): Likewise.
14145 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
14146 (set_storage_via_libcall): Likewise.
14147 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
14148 instead of TREE_CODE_LENGTH.
14149 (expand_expr_real_1): Use new CALL_EXPR accessors.
14151 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
14152 generalize to handle any number of operands.
14153 (TB_parent_eq): Likewise.
14155 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
14156 (strip_builtin_expect): Likewise.
14158 * function.c (gimplify_parameters): Use build_call_expr.
14160 * tree-vectorizer.c (vect_is_simple_reduction): Use
14161 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14163 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
14164 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
14166 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
14169 * gimplify.c (build_stack_save_restore): Use build_call_expr.
14170 (gimplify_decl_expr): Likewise.
14171 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
14172 Use new CALL_EXPR iterators.
14173 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
14174 (gimplify_modify_expr_to_memset): Likewise.
14175 (gimplify_variable_sized_compare): Likewise.
14176 (gimplify_omp_atomic_fetch_op): Likewise.
14177 (gimplify_omp_atomic_pipeline): Likewise.
14178 (gimplify_omp_atomic_mutex): Likewise.
14179 (gimplify_function_tree): Likewise.
14181 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
14182 (call_expr_flags): Likewise.
14183 (expand_call): Likewise.
14185 * except.c (expand_builtin_eh_return_data_regno): Pass entire
14186 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
14189 * coverage.c (create_coverage): Use build_call_expr.
14191 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
14192 (temp_call_expr_obstack): New.
14193 (pool_copy_list): Delete.
14194 (temp_copy_call_expr): New.
14195 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
14196 CALL_EXPR accessors. Get rid of special goo for copying argument
14197 lists and use temp_copy_call_expr instead.
14198 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
14199 CALL_EXPR accessors.
14200 (create_expression_by_pieces): Likewise. Use build_call_array
14201 to construct the result instead of fold_build3.
14202 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
14203 dealing with argument lists.
14204 (init_pre): Remove references to expression_node_pool and
14205 list_node_pool. Init temp_call_expr_obstack instead.
14206 (fini_pre): Remove references to expression_node_pool and
14209 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
14210 and walk arguments explicitly instead of as a list.
14212 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
14213 (mx_register_decls): Likewise.
14214 (mudflap_register_call): Likewise.
14215 (mudflap_finish_file): Likewise.
14217 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
14218 (ipa_callsite_compute_param): Likewise.
14220 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
14221 accessors and constructor.
14223 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
14224 accessors and constructor.
14225 (convert_tramp_reference): Likewise.
14226 (convert_call_expr): Likewise.
14227 (finalize_nesting_tree_1): Likewise.
14229 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
14232 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
14234 * tree-inline.c (initialize_inlined_parameters): Pass entire
14235 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
14237 (estimate_num_insns_1): Use new CALL_EXPR accessors.
14238 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
14240 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
14241 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14242 (vectorizable_reduction): Likewise.
14243 (vectorizable_call): Use new CALL_EXPR iterators.
14244 (vectorizable_conversion): Use build_call_expr.
14245 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
14246 (vect_gen_widened_results_half): Use build_call_expr.
14247 (vect_setup_realignment): Likewise.
14248 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
14250 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
14251 (pass_through_call): Likewise.
14252 (compute_object_sizes): Likewise. Use fold_call_expr instead of
14255 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
14256 (tree_gen_pow2_profiler): Likewise.
14257 (tree_gen_one_value_profiler): Likewise.
14258 (tree_gen_ic_func_profiler): Likewise.
14259 (tree_gen_average_profiler): Likewise.
14260 (tree_gen_ior_profiler): Likewise.
14262 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
14263 (find_func_aliases): Use new CALL_EXPR accessors. Add case
14264 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14266 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
14267 of TREE_CODE_LENGTH.
14269 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
14270 of TREE_CODE_LENGTH.
14272 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
14274 (convert_to_integer): Likewise.
14276 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
14279 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14280 Brooks Moses <brooks.moses@codesourcery.com>
14281 Lee Millward <lee.millward@codesourcery.com>
14283 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
14285 * config/frv/frv.c (frv_expand_builtin): Likewise.
14286 * config/s390/s390.c (s390_expand_builtin): Likewise.
14288 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
14289 (sparc_expand_builtin): Use new CALL_EXPR accessors.
14291 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
14292 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
14293 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
14294 (ix86_expand_store_builtin): Likewise.
14295 (ix86_expand_unop_builtin): Likewise.
14296 (ix86_expand_unop1_builtin): Likewise.
14297 (ix86_expand_sse_compare): Likewise.
14298 (ix86_expand_sse_comi): Likewise.
14299 (ix86_expand_vec_init_builtin): Likewise.
14300 (ix86_expand_vec_ext_builtin): Likewise.
14301 (ix86_expand_vec_set_builtin): Likewise.
14302 (ix86_expand_builtin): Use new CALL_EXPR accessors.
14304 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
14305 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
14307 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
14308 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
14309 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
14311 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
14313 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
14314 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
14315 arglist. Use new CALL_EXPR accessors. Fix callers.
14316 (altivec_expand_abs_builtin): Likewise.
14317 (rs6000_expand_binop_builtin): Likewise.
14318 (altivec_expand_predicate_builtin): Likewise.
14319 (altivec_expand_lv_builtin): Likewise.
14320 (spe_expand_stv_builtin): Likewise.
14321 (altivec_expand_stv_builtin): Likewise.
14322 (rs6000_expand_ternop_builtin): Likewise.
14323 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
14324 (altivec_expand_st_builtin): Likewise.
14325 (altivec_expand_dst_builtin): Likewise.
14326 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
14327 arglist. Use new CALL_EXPR accessors. Fix callers.
14328 (altivec_expand_vec_set_builtin): Likewise.
14329 (altivec_expand_vec_ext_builtin): Likewise.
14330 (altivec_expand_builtin): Use new CALL_EXPR accessors.
14331 (spe_expand_builtin): Likewise.
14332 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
14333 arglist. Use new CALL_EXPR accessors. Fix callers.
14334 (spe_expand_evsel_builtin): Likewise.
14335 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
14336 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
14338 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
14339 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
14340 (arm_expand_unop_builtin): Likewise.
14341 (arm_expand_builtin): Use new CALL_EXPR accessors.
14343 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
14346 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
14347 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
14349 (bfin_expand_unop_builtin): Likewise.
14350 (bfin_expand_builtin): Use new CALL_EXPR accessors.
14352 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14353 Brooks Moses <brooks.moses@codesourcery.com>
14354 Lee Millward <lee.millward@codesourcery.com>
14356 * c-semantics.c (build_stmt): Add internal diagnostic check.
14358 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
14359 accessors. Print arguments explicitly instead of as a list.
14361 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
14363 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
14364 (c_finish_omp_flish): Likewise.
14366 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
14367 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
14368 instead of TREE_CODE_LENGTH.
14369 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
14370 (c_warn_unused_result): Likewise.
14372 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14375 * doc/invoke.texi (Warning Options): Remove
14376 -Werror-implicit-function-declaration.
14377 (Wimplicit-function-declaration): Update description.
14378 * opts.c (common_handle_option): Move handling of -Werror=* to...
14379 (enable_warning_as_error): ...here.
14380 * opts.h (enable_warning_as_error): Declare.
14381 * c-decl.c (implicit_decl_warning): Unless
14382 -Wno-implicit-function-declaration is given, emit a pedwarn if
14383 -std=c99 or emit a warning if -Wimplicit-function-declaration.
14384 * c.opt (Wimplicit-function-declaration): Replace
14385 mesg_implicit_function_declaration with
14386 warn_implicit_function_declaration.
14387 * c-opts.c (c_common_handle_option):
14388 -Werror-implicit-function-declaration is exactly equal as
14389 -Werror=implicit-function-declaration.
14390 (set_Wimplicit): Replace mesg_implicit_function_declaration with
14391 warn_implicit_function_declaration.
14392 (c_common_post_options): -Wimplict-function-declaration is enabled
14393 by default by -std=c99, otherwise is disabled by default.
14394 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
14396 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
14398 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
14399 DECL on the rhs to a DECL on the lhs for debug info purposes if the
14400 former is ignored but not the latter.
14402 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
14404 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
14405 is made and the reference doesn't use the alias set of its type,
14406 do not create the temporary using that type.
14408 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
14410 * jump.c: Remove prototypes for delete_computation and
14411 delete_prior_computation.
14413 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
14415 * jump.c (get_label_after): Delete.
14416 (get_label_before, delete_computation, delete_jump,
14417 delete_prior_computation, follow_jumps): Move...
14418 * reorg.c (delete_computation, delete_prior_computation): ... here...
14419 (get_label_before, delete_jump): ... making these static ...
14420 (follow_jumps): ... and simplifying this since it only runs after
14422 * rtl.h (get_label_after, get_label_before, delete_jump,
14423 follow_jumps): Delete prototypes.
14425 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
14427 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
14429 2007-02-15 Nick Clifton <nickc@redhat.com>
14431 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
14432 order to prevent it from being munged by the target.
14434 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
14436 * config/i386/i386.md: Remove misleading comment.
14438 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14440 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
14441 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
14444 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14446 * tree-sra.c (instantiate_missing_elements): Canonicalize
14448 (sra_build_assignment): New.
14449 (generate_copy_inout, generate_element_copy,
14450 generate_element_zero, generate_one_element_init): Use it.
14452 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14454 * tree-sra.c (instantiate_missing_elements): Canonicalize
14456 (sra_build_assignment): New.
14457 (generate_copy_inout, generate_element_copy,
14458 generate_element_zero, generate_one_element_init): Use it.
14460 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14462 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
14465 2007-02-14 Joseph Myers <joseph@codesourcery.com>
14467 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
14468 types as aggregates not scalars.
14469 * function.c (assign_stack_temp_for_type): Likewise.
14471 2007-02-14 Roger Sayle <roger@eyesopen.com>
14472 Zdenek Dvorak <dvorakz@suse.cz>
14474 * tree-dump.c (dump_switch_p_1): Require exact match of the option
14477 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
14479 * passes.c (next_pass_1): Clear the next field of the copied
14482 2007-02-14 Richard Henderson <rth@redhat.com>
14484 * tree-sra.c (early_sra): New.
14485 (decl_can_be_decomposed_p): Deny va_list if early_sra.
14486 (tree_sra_early, pass_sra_early): New.
14487 * tree-pass.h (pass_sra_early): Declare.
14488 * passes.c (init_optimization_passes): Use it.
14490 2007-02-14 Richard Guenther <rguenther@suse.de>
14492 * flags.h (issue_strict_overflow_warning): Convert to a macro.
14494 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
14496 PR tree-optimization/30771
14497 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
14499 (vect_analyze_operations): Induction phis can now be marked as
14501 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
14502 Update documentation accordingly.
14504 2007-02-14 Nick Clifton <nickc@redhat.com>
14506 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
14507 most 3 arguments are supported.
14508 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
14510 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
14512 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
14513 Ensure dst->current is valid.
14515 2007-02-13 Paul Brook <paul@codesourcery.com>
14517 * config.gcc: Add arm*-*-uclinux-*eabi.
14518 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
14519 (SUBTARGET_EXTRA_LINK_SPEC): Define.
14520 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
14521 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
14522 (LINK_SPEC): Define.
14523 (LIB_SPEC): Define.
14524 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
14526 * config/arm/uclinux-eabi.h: New file.
14527 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
14528 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
14531 2007-02-13 Ian Lance Taylor <iant@google.com>
14533 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
14534 * flags.h (warn_strict_overflow): Declare.
14535 (enum warn_strict_overflow_code): Define.
14536 (issue_strict_overflow_warning): New static inline function.
14537 * opts.c (warn_strict_overflow): New variable.
14538 (common_handle_option): Handle OPT_Wstrict_overflow and
14539 OPT_Wstrict_overflow_.
14540 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
14542 * fold-const.c: Include intl.h.
14543 (fold_deferring_overflow_warnings): New static variable.
14544 (fold_deferred_overflow_warning): New static variable.
14545 (fold_deferred_overflow_code): New static variable.
14546 (fold_defer_overflow_warnings): New function.
14547 (fold_undefer_overflow_warnings): New function.
14548 (fold_undefer_and_ignore_overflow_warnings): New function.
14549 (fold_deferring_overflow_warnings_p): New function.
14550 (fold_overflow_warning): New static function.
14551 (make_range): Add strict_overflow_p parameter. Change all
14553 (extract_muldiv, extract_muldiv_1): Likewise.
14554 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
14555 tree_expr_nonnegative_p.
14556 (fold_negate_expr): Call fold_overflow_warning.
14557 (fold_range_test): Likewise.
14558 (fold_comparison): Likewise.
14559 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
14560 instead of tree_expr_nonnegative_p.
14561 (tree_expr_nonnegative_warnv_p): Rename from
14562 tree_expr_nonnegative_p, add strict_overflow_p parameter.
14563 (tree_expr_nonnegative_p): New function.
14564 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
14565 strict_overflow_p parameter.
14566 (tree_expr_nonzero_p): New function.
14567 * passes.c (verify_interpass_invariants): New static function.
14568 (execute_one_pass): Call it.
14569 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
14571 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
14572 (estimate_numbers_of_iterations): Likewise.
14573 (scev_probably_wraps_p): Likewise.
14574 * tree-ssa-ccp.c: Include "toplev.h".
14575 (evaluate_stmt): Defer fold overflow warnings until we know we are
14577 (struct fold_stmt_r_data): Add stmt field.
14578 (fold_stmt_r): Defer fold overflow warnings until we know we
14580 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
14581 (fold_stmt_inplace): Likewise.
14582 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
14583 (cleanup_control_expr_graph): Defer fold overflow warnings until
14584 we know we are going to optimize.
14585 * tree-cfg.c (fold_cond_expr_cond): Likewise.
14586 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
14588 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
14589 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
14590 * tree-ssa-loop-manip.c (create_iv): Likewise.
14591 * c-typeck.c (build_conditional_expr): Likewise.
14592 (build_binary_op): Likewise.
14593 * tree-vrp.c (vrp_expr_computes_nonzero): Call
14594 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
14595 (extract_range_from_unary_expr): Likewise.
14596 * simplify-rtx.c (simplify_const_relational_operation): Warn when
14597 assuming that signed overflow does not occur.
14598 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
14599 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
14600 (fold_defer_overflow_warnings): Declare.
14601 (fold_undefer_overflow_warnings): Declare.
14602 (fold_undefer_and_ignore_overflow_warnings): Declare.
14603 (fold_deferring_overflow_warnings_p): Declare.
14604 (tree_expr_nonzero_warnv_p): Declare.
14605 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
14606 of warning options.
14607 (Warning Options): Document -Wstrict-overflow.
14608 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
14609 (tree-ssa-ccp.o): Likewise.
14610 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
14611 (fold-const.o): Depend on intl.h.
14613 2007-02-13 Ian Lance Taylor <iant@google.com>
14615 PR middle-end/30751
14616 * lower-subreg.c (resolve_simple_move): Decompose subregs in
14619 2007-02-13 Stuart Hastings <stuart@apple.com>
14621 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
14623 2007-02-13 Richard Henderson <rth@redhat.com>
14625 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
14626 handled_component_p before looking for the indirect_ref.
14628 2007-02-13 Richard Henderson <rth@redhat.com>
14630 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
14631 remove flags clobber.
14632 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
14633 (bswaphi_lowpart): New.
14634 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
14635 remove TARGET_BSWAP test. Delete expander of the same name.
14637 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
14638 (expand_unop): Use them.
14640 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
14642 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
14643 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
14644 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
14645 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
14646 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
14647 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
14648 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
14649 assembler dialect choice from asm templates.
14651 2007-02-12 Richard Henderson <rth@redhat.com>
14653 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
14654 (fixuns_trunc<SSEMODEF>si2): Use it.
14655 * config/i386/sse.md (vec_setv4sf_0): Export.
14656 * config/i386/i386.c (ix86_build_const_vector): Export.
14657 (ix86_split_convert_uns_si_sse): Rename from
14658 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
14659 * config/i386/i386-protos.h: Update.
14661 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14664 * c-typeck.c (c_finish_return): Improve warning message.
14666 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14668 * alias.c (find_symbolic_term): Delete unused function.
14670 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
14672 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
14673 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
14674 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
14676 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
14678 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
14679 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
14680 the function, temporarily point the debug interface to the null one.
14682 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
14684 * dwarf2out.c (round_up_to_align): New static function.
14685 (field_byte_offset): Use it to round the offset.
14687 2007-02-12 Richard Henderson <rth@redhat.com>
14689 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
14690 (inswl_const): Export.
14692 2007-02-12 Richard Henderson <rth@redhat.com>
14694 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
14695 result mode of the libcall, convert back to outmode.
14697 2007-02-12 Roger Sayle <roger@eyesopen.com>
14699 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
14700 (bswapdi2): New define_expand to implement 32-bit implementation.
14702 2007-02-12 Nick Clifton <nickc@redhat.com>
14704 * doc/invoke.texi (Overall Options): Document --help=.
14705 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
14706 (cc1_options): Pass --help= on to cc1.
14707 (display_help): Add description of --help=.
14708 (process_command): Add code to handle --help=. Allow translated
14709 --help and --target-help switches to be passed on to compiler
14711 (main): Remove unused if statement.
14712 * opts.c (columns): Remove.
14713 (LEFT_COLUMN): Define.
14714 (wrap_help): Add columns argument.
14715 (print_filtered_help): Change parameters to be an include bitmask,
14716 an exclude bitmask, an any bitmask and the column width. Move the
14717 code to display the params list here. Add code to display the
14718 status of options rather than their descriptions if the quiet flag
14720 (print_specific_help): Change parameters to be an include bitmask,
14721 an exclude bitmask and an any bitmask. Move code to look up the
14722 column width here. Decide upon the title for an options listing.
14723 (common_handle_options): Add code to handle --help=. Adapt code
14724 for --help and --target-help to use the revised form of the
14725 print_specific_help function.
14726 (print_help): Delete.
14727 (print_param_help): Delete.
14728 (print_switch): Delete.
14729 * opts.h (cl_lang_count): Add prototype.
14730 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
14731 CL_MAX_OPTION_CLASS): New defines.
14732 * optc-gen.awk: Add construction of cl_lang_count.
14733 * c.opt: Add Warning attribute to warning options and Optimization
14734 attribute to optimization options.
14735 * common.opt: Likewise.
14737 Add -fhelp and -ftarget-help as aliases for the transformed --help
14738 and --target-help options.
14739 * opt-functions.awk: Add code to handle Warning and Optimization
14742 2007-02-12 Richard Henderson <rth@redhat.com>
14744 * config/alpha/constraints.md: New file.
14745 * config/alpha/alpha.c: Include tm-constrs.h.
14746 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
14747 alpha_extra_constraint): Remove.
14748 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
14749 * config/alpha/alpha-protos.h: Update.
14750 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
14751 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
14752 (EXTRA_CONSTRAINT): Remove.
14753 * config/alpha/alpha.md: Include constraints.md.
14754 (adddi splitter): Use satisfies_constraint_*.
14755 * config/alpha/predicates.md (add_operand): Likewise.
14756 (sext_add_operand, addition_operation): Likewise.
14758 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
14760 PR tree-optimization/29145
14761 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
14762 in our handling of restrict qualified pointers.
14764 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14767 * doc/invoke.texi (Wunused-value): Update description.
14768 (Wextra): Delete item.
14769 * opts.c (set_Wextra): Don't use the value of Wextra to set the
14770 value of Wunused-value.
14771 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
14772 (c_finish_stmt_expr): Don't check extra_warnings.
14773 (emit_side_effect_warnings): The caller is responsible to check
14776 2007-02-11 Roger Sayle <roger@eyesopen.com>
14777 Matt Thomas <matt@3am-software.com>
14779 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
14781 2007-02-11 Roger Sayle <roger@eyesopen.com>
14783 * simplify-rtx.c (simplify_relational_operation_1): Optimize
14784 comparisons of POPCOUNT against zero.
14785 (simplify_const_relational_operation): Likewise.
14787 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14789 * doc/invoke.texi (Wextra): Delete outdated paragraph.
14791 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14793 * dwarf2out.c (root_type): Delete unused function.
14795 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14797 * genattrtab.c (contained_in_p): Delete unused function.
14798 (write_expr_attr_cache): Likewise.
14800 2007-02-11 Jan Hubicka <jh@suse.cz>
14802 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
14805 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
14807 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
14808 to add the REG_EQ* note.
14809 * see.c (see_merge_one_use_extension): Likewise.
14810 * local-alloc.c (update_equiv_regs): Likewise. Also don't
14811 turn REG_EQUAL notes into REG_EQUIV notes if the target
14812 register may have more than one set.
14813 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
14814 * gcse.c (try_replace_reg): Likewise.
14815 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
14816 * calls.c (fixup_tail_calls): Likewise. Abort if there is
14817 more than one REG_EQUIV note.
14818 * reload1.c (gen_reload): Use set_unique_reg_note.
14820 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
14822 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
14823 (ix86_builtin_conversion): New function.
14825 2007-02-06 Mark Mitchell <mark@codesourcery.com>
14828 * tree.h (DECL_REPLACEABLE_P): New macro.
14829 * except.c (set_nothrow_function_flags): Likewise.
14831 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
14832 Ira Rosen <irar@il.ibm.com>
14833 Dorit Nuzman <dorit@il.ibm.com>
14835 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
14836 * targhooks.c (default_builtin_vectorized_conversion): New.
14837 * targhooks.h (default_builtin_vectorized_function): New declaration.
14838 * target.h (struct vectorize): Add builtin_conversion field.
14839 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
14840 stmt_vec_info_type value.
14841 (vectorizable_conversion): New declaration.
14842 * tree-vect-analyze.c (vect_analyze_operations): Add
14843 vectorizable_conversion call.
14844 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
14845 * tree-vect-transform.c (vectorizable_conversion): New function.
14846 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
14847 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
14849 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
14850 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
14851 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
14852 or ALTIVEC_BUILTIN_VCFSX.
14854 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14857 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
14858 CONST_DOUBLE and operand 0 is a hard register.
14859 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
14860 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
14861 is a hard floating-point register.
14863 2007-02-10 Richard Henderson <rth@redhat.com>
14864 Jakub Jelinek <jakub@redhat.com>
14865 Alexandre Oliva <aoliva@redhat.com>
14867 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
14868 * builtin-types.def (BT_WORD): Make unsigned.
14869 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
14870 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
14871 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
14872 * c-decl.c (grokdeclarator): Don't error if !have_tls.
14873 * c-parser.c (c_parser_omp_threadprivate): Likewise.
14874 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
14876 * expr.c (emutls_var_address): New.
14877 (expand_expr_real_1): Expand emulated tls.
14878 (expand_expr_addr_expr_1): Likewise.
14879 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
14880 * output.h (emutls_finish): Declare.
14881 * toplev.c (compile_file): Call it.
14882 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
14883 address before wrapping in CONST.
14884 * varasm.c (emutls_htab, emutls_object_type): New.
14885 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
14886 (get_emutls_object_name, get_emutls_object_type): New.
14887 (get_emutls_init_templ_addr, emutls_decl): New.
14888 (emutls_common_1, emutls_finish): New.
14889 (assemble_variable): When emulating tls, swap decls; generate
14890 constructor for the emutls objects.
14891 (do_assemble_alias): When emulating tls, swap decl and target name.
14892 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
14894 * varpool.c (decide_is_variable_needed): Look at force_output.
14895 Recurse for emulated tls.
14896 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
14897 with decide_is_variable_needed.
14898 * emutls.c: New file.
14899 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
14900 tls_object for real tls.
14902 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
14904 PR rtl-optimization/29599
14905 * reload1.c (eliminate_regs_in_insn): Take the destination
14906 mode into account when computing the offset.
14908 2007-02-09 Stuart Hastings <stuart@apple.com>
14909 Richard Henderson <rth@redhat.com>
14911 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
14912 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
14913 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
14914 fixuns_truncdfhi2): New.
14915 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
14916 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
14917 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
14918 (floatunssidf2): Allow nonimmediate source.
14919 * config/i386/sse.md (movdi_to_sse): New.
14920 (vec_concatv2di): Drop '*'.
14921 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
14922 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
14923 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
14925 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
14926 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
14927 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
14928 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
14929 (ix86_build_signbit_mask): Fix decl of v, refactor to call
14930 ix86_build_const_vector.
14931 (x86_emit_floatuns): Rewrite.
14933 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14935 * genautomata.c (longest_path_length): Delete unused function.
14936 (struct state): Delete unused longest_path_length.
14937 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
14938 (get_free_state): Delete unused.
14940 2007-02-09 Jan Hubicka <jh@suse.cz>
14942 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
14943 * doc/invoke.texi (inline-unit-growth): Update default value.
14945 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
14946 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
14947 (rebuild_cgraph_edges): Likewise.
14948 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
14949 (dump_cgraph_node): Dump frequencies.
14950 (cgraph_clone_edge): Add frequency scales.
14951 (cgraph_clone_node): Add freuqnecy.
14952 * cgraph.h (cgraph_edge): Add freuqnecy argument.
14953 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
14954 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
14955 * tree-pass.h (TODO_rebuild_frequencies): New constant.
14956 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
14957 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
14958 (save_inline_function_body): Likewise.
14959 * ipa-inline.c: inluce rtl.h
14960 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
14961 (cgraph_edge_badness): Use frequencies.
14962 (cgraph_decide_recursive_inlining): Update clonning.
14963 (cgraph_decide_inlining_of_small_function): Dump frequency.
14964 * predict.c (estimate_bb_frequencies): Export.
14965 * predict.h (estimate_bb_frequencies): Declare.
14966 * tree-inline.c (copy_bb): Watch overflows.
14967 (expand_call_inline): Update call of cgraph_create_edge.
14968 (optimize_inline_calls): Use TODO flags to update frequnecies.
14969 * passes.h: Include predict.h
14970 (init_optimization_passes): Move profile ahead.
14971 (execute_function_todo): Handle TODO_rebuild_frequencies.
14973 2007-02-09 Roger Sayle <roger@eyesopen.com>
14975 * config/alpha/alpha.c (emit_insxl): Force the first operand of
14976 the insbl or inswl pattern into a register.
14978 2007-02-09 Roger Sayle <roger@eyesopen.com>
14980 * config/ia64/ia64.md (bswapdi2): New define_insn.
14982 2007-02-09 Richard Henderson <rth@redhat.com>
14984 * config/i386/constraints.md (Ym): New constraint.
14985 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
14986 (movdi_1_rex64): Split sse and xmm general register moves from
14987 memory move alternatives. Use conditional register constraints.
14988 (movsf_1, movdf_integer): Likewise.
14989 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
14990 (movdf_integer_rex64): New.
14991 (pushsf_rex64): Fix output constraints.
14992 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
14993 (sse2_stored): Likewise.
14994 (sse2_storeq_rex64): New.
14995 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
14996 amd and not generic.
14997 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
14998 for optimize_size. Remove SF/DFmode hack.
15000 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
15002 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
15005 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
15006 Richard Sandiford <richard@codesourcery.com>
15008 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
15009 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
15010 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
15011 m68k/t-mlib to tmake_file.
15012 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
15013 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
15014 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
15015 Allow it to be cf or m68k. Set m68k_arch_family. If that
15016 variable is not empty, add t-$m68k_arch_family to tmake_file.
15017 Add t-mlibs to tmake_file.
15018 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
15019 * config/m68k/t-cf: New file.
15020 * config/m68k/t-m68k: Likewise.
15021 * config/m68k/t-mlibs: Likewise.
15022 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
15023 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
15024 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
15025 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
15026 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
15028 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
15029 (INSTALL_LIBGCC): Delete.
15030 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
15031 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
15032 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
15033 (M68K_MLIB_CPU): Define.
15034 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
15035 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
15036 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
15038 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
15039 Richard Guenther <rguenther@suse.de>
15041 PR middle-end/23361
15042 * fold-const.c (fold_comparison): Handle obfuscated comparisons
15043 against INT_MIN/INT_MAX.
15044 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
15045 file if a loop is removed.
15047 2007-02-09 Joseph Myers <joseph@codesourcery.com>
15049 * calls.c (store_one_arg): Pass correct alignment to
15050 emit_push_insn for non-BLKmode values.
15051 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
15052 unaligned stack slot via a suitably aligned slot.
15054 2007-02-08 DJ Delorie <dj@redhat.com>
15056 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
15058 (legal_subregs): Use unsigned char, make const.
15059 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
15061 2007-02-08 Paul Brook <paul@codesourcery.com>
15063 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
15064 special interworking needed.
15066 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
15068 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
15069 conditional to __SSE2__.
15070 (Entries below should have been added to first ChangeLog
15071 entry for amdfam10 dated 2007-02-05)
15072 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
15074 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
15076 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
15079 2007-02-08 DJ Delorie <dj@redhat.com>
15081 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
15082 * config/m32c/m32c.c (legal_subregs): New.
15083 (m32c_illegal_subreg_p): New.
15084 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
15085 unsupported subregs of hard regs.
15087 2007-02-08 Jan Hubicka <jh@suse.cz>
15089 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
15090 the same one; always update histograms.
15092 2007-02-08 Diego Novillo <dnovillo@redhat.com>
15094 * passes.c (init_optimization_passes): Tidy comment.
15096 2007-02-08 Roger Sayle <roger@eyesopen.com>
15098 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
15099 strip zero_extend, bswap and rotates from POCOUNT's argument.
15100 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
15101 zero_extend and rotates from PARITY's argument.
15102 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
15103 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
15104 of an integer constant at compile-time.
15106 2007-02-08 Diego Novillo <dnovillo@redhat.com>
15109 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
15111 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
15114 * tree-ssa-live.c (remove_unused_locals): Do not remove
15115 TREE_ADDRESSABLE variables.
15116 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
15117 * tree-ssa-operands.c (add_virtual_operand): Remove argument
15118 FOR_CLOBBER. Update all users.
15119 If VAR has an associated alias set, add a virtual operand for
15120 it if no alias is found to conflict with the memory reference.
15122 2007-02-07 Jan Hubicka <jh@suse.cz>
15123 Robert Kidd <rkidd@crhc.uiuc.edu>
15125 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
15127 2007-02-07 Ian Lance Taylor <iant@google.com>
15129 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
15131 2007-02-07 Roger Sayle <roger@eyesopen.com>
15133 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
15134 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
15135 tablejumpdi, movsi_to_cr_one): Remove constraints from
15136 define_expand's match_operands.
15138 2007-02-07 Roger Sayle <roger@eyesopen.com>
15140 * global.c (compute_regsets): Move declatation of "i" inside of
15141 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
15143 2007-02-07 Jakub Jelinek <jakub@redhat.com>
15146 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
15147 of INDIRECT_REF <RESULT_DECL>.
15149 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
15151 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
15152 Kaz Kojima <kkojima@gcc.gnu.org>
15155 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
15157 (sh_initialize_trampoline): Add parentheses to avoid a warning.
15159 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
15161 * doc/loop.texi: Document possibility not to perform disambiguation
15162 of loops with multiple latches.
15163 * cfgloopmanip.c (alp_enum_p): Removed.
15164 (add_loop): Handle subloops. Use get_loop_body_with_size.
15165 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
15166 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
15167 the new forwarder block.
15168 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
15169 Handle the case latch is NULL.
15170 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
15171 modifications when marking loop exits.
15172 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
15174 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
15175 disambiguate_loops_with_multiple_latches.
15176 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
15177 before fix_loop_structure.
15178 * cfgloop.c: Include pointer-set.h and output.h.
15179 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
15180 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
15181 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
15182 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
15183 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
15184 disambiguate_multiple_latches, get_loop_body_with_size,
15185 disambiguate_loops_with_multiple_latches): New functions.
15186 (flow_loop_dump): Dump multiple latch edges.
15187 (flow_loop_nodes_find): Handle loops with multiple latches.
15188 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
15189 (glb_enum_p): Modified.
15190 (get_loop_body): Use get_loop_body_with_size.
15191 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
15192 (AVOID_CFG_MODIFICATIONS): New constant.
15193 (disambiguate_loops_with_multiple_latches, add_loop,
15194 get_loop_body_with_size): Declare.
15195 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
15197 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
15199 PR inline-asm/28686
15200 * global.c (compute_regsets): New function.
15201 (global_alloc): Refactored ELIMINABLE_REGSET
15202 and NO_GLOBAL_ALLOC_REGS computation out.
15203 (rest_of_handle_global_alloc): Call compute_regsets()
15204 for non-optimizing case.
15206 2007-02-06 Richard Henderson <rth@redhat.com>
15208 * config/i386/constraints.md (Y2): Rename from Y.
15209 (Yi): New constraint.
15210 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
15211 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
15212 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
15213 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
15214 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
15215 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
15216 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
15217 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
15218 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
15219 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
15220 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
15221 vec_extractv2si_1): Change Y constraints to Y2.
15222 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
15223 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
15224 Change Y constraints to Y2.
15225 (sse2_loadld): Change Y constraints to x.
15227 2007-02-06 Roger Sayle <roger@eyesopen.com>
15229 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
15230 (parity<mode>2): New define_expand using rs6000_emit_parity.
15231 * config/rs6000/rs6000.c (rs6000_emit_popcount,
15232 rs6000_emit_parity): New functions.
15233 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
15234 rs6000_emit_parity): Prototype here.
15236 2007-02-06 Ian Lance Taylor <iant@google.com>
15238 * lower-subreg.c (simple_move_operand): Reject CONST.
15239 (resolve_clobber): Call validate_change rather than directly
15240 assigning to XEXP (pat, 0).
15242 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
15244 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
15245 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
15246 (tree-cfg.o): Remove hashtab.h dependency.
15248 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
15249 (struct ivopts_data): Change niters to pointer_map_t.
15250 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
15251 (niter_for_exit): Create pointer_map on demand. Change for
15253 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
15254 (free_loop_data): Destroy data->niters if created and reset field.
15255 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
15256 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
15258 * tree-ssa-reassoc.c: Include pointer-set.h.
15259 (bb_rank): Change to long *.
15260 (operand_rank): Change to pointer_map_t.
15261 (find_operand_rank): Return long, -1 if not found. Declare as inline.
15262 (insert_operand_rank): Accept long.
15263 (operand_entry_hash, operand_entry_eq): Remove.
15264 (get_rank): Return long. Adjust for changes above.
15265 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
15267 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
15269 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
15270 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
15271 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
15273 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
15274 directly since it cannot be NULL.
15275 (get_vi_for_tree): Rewrite for pointer_map API.
15276 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
15277 (init_alias_vars): Create vi_for_tree as pointer_map.
15278 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
15280 * tree-cfg.c: Don't include hashtab.h.
15281 (edge_to_cases): Declare as pointer_map.
15282 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
15284 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
15285 (start_recording_case_labels): Create edge_to_cases as pointer_map.
15286 (end_recoding_case_labels): Cleanup edge_to_cases manually before
15288 (record_switch_edge): Delete.
15289 (get_cases_for_edge): Adjust for pointer_map API, inline
15290 record_switch_edge (rewritten for new API), remove goto.
15292 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
15294 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
15295 * tree-nested.c: Include pointer-set.h.
15296 (var_map_elt, var_map_eq, var_map_hash): Delete.
15297 (struct nesting_info): Remove GTY marker. Change the two htab_t's
15298 to pointer_map_t's.
15299 (nesting_info_bitmap_obstack): New.
15300 (lookup_field_for_decl): Adjust for pointer_map API.
15301 (lookup_tramp_for_decl): Adjust for pointer_map API.
15302 (get_nonlocal_debug_decl): Adjust for pointer_map API.
15303 (get_local_debug_decl): Adjust for pointer_map API.
15304 (convert_nl_goto_reference): Adjust for pointer_map API.
15305 (convert_nl_goto_receiver): Adjust for pointer_map API.
15306 (create_nesting_tree): Create outside GGC space. Create bitmap on
15307 the new obstack. Create field_map and var_map as pointer_maps.
15308 (free_nesting_tree): Adjust for changes to create_nesting_tree.
15310 (lower_nested_functions): Move root here, no need to NULL it.
15311 Initialize and release the obstack.
15313 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
15315 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
15316 Remove prototypes and make them non-static.
15317 (struct tree_int_map): Remove.
15318 * tree.h (struct tree_int_map): Move here, turning TO into an
15320 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
15322 * tree.h (TREE_COMPLEXITY): Remove.
15323 (struct tree_exp): Remove complexity field.
15324 * tree.c (build1_stat): Don't set it.
15326 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
15327 Victor Kaplansky <victork@il.ibm.com>
15329 * tree-vectorizer.c (vect_is_simple_use): Support induction.
15330 (vect_is_simple_reduction): Support reduction with induction as
15331 one of the operands.
15332 (vect_is_simple_iv_evolution): Fix formatting.
15333 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
15334 formatting. Don't mark induction phis for vectorization.
15335 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
15336 * tree-vect-transform.c (get_initial_def_for_induction): New function.
15337 (vect_get_vec_def_for_operand): Support induction.
15338 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
15340 (vectorizable_reduction): Support reduction with induction as one of
15342 (vectorizable_type_demotion): Use def-type of stmt argument rather
15343 than dummy def-type.
15345 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
15346 flag_tree_scev_cprop.
15347 * common.opt (tree-scev-cprop): New flag.
15349 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
15350 call to vect_get_new_vect_var.
15352 2007-02-06 Ira Rosen <irar@il.ibm.com>
15354 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
15355 vectype is not NULL.
15356 (vect_pattern_recog_1): Likewise.
15358 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15360 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
15361 (fold_negate_expr): Likewise.
15363 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
15366 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
15367 even if cv-qualification is the same.
15369 2007-02-05 Geoffrey Keating <geoffk@apple.com>
15371 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
15372 __enable_execute_stack on completion.
15374 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15376 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
15377 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
15378 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
15379 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
15380 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
15381 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
15382 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
15383 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
15385 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15387 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
15388 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
15389 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
15390 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
15391 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
15392 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
15393 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
15394 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
15395 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
15396 umuldi3_highpart_rex64, umulsi3_highpart_insn,
15397 umulsi3_highpart_zext, smuldi3_highpart_rex64,
15398 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
15399 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
15400 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
15401 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
15402 sqrtextenddfxf2_i387): Added amdfam10_decode.
15404 * config/i386/athlon.md (athlon_idirect_amdfam10,
15405 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
15406 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
15407 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
15408 athlon_ivector_store_amdfam10): New define_insn_reservation.
15409 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
15412 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15414 * config/i386/athlon.md (athlon_call_amdfam10,
15415 athlon_pop_amdfam10, athlon_lea_amdfam10): New
15416 define_insn_reservation.
15417 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
15418 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
15419 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
15421 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15423 * config/i386/athlon.md (athlon_sseld_amdfam10,
15424 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
15425 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
15427 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15429 * config/i386/athlon.md (athlon_sseins_amdfam10): New
15430 define_insn_reservation.
15431 * config/i386/i386.md (sseins): Added sseins to define_attr type
15432 and define_attr unit.
15433 * config/i386/sse.md: Set type attribute to sseins for insertq
15436 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15438 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
15439 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
15440 ssecomi_load_amdfam10, ssecomi_amdfam10,
15441 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
15442 define_insn_reservation.
15443 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
15445 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15447 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
15448 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
15449 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
15450 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
15451 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
15452 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
15453 define_insn_reservation.
15455 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
15456 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
15457 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
15458 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
15459 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
15461 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15463 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
15464 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
15465 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
15466 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
15467 athlon_ssemul_load_k8): Added amdfam10.
15469 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15471 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
15472 (x86_sse_unaligned_move_optimal): New variable.
15474 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
15476 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
15477 for unaligned vector SSE double/single precision loads for AMDFAM10.
15479 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15481 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
15482 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
15483 Define TARGET_CPU_DEFAULT_amdfam10.
15484 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
15485 (processor_type): Add PROCESSOR_AMDFAM10.
15487 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
15488 processor_type in config/i386/i386.h.
15489 Enable imul peepholes for TARGET_AMDFAM10.
15491 * config.gcc: Add support for --with-cpu option for amdfam10.
15493 * config/i386/i386.c (amdfam10_cost): New variable.
15494 (m_AMDFAM10): New macro.
15495 (m_ATHLON_K8_AMDFAM10): New macro.
15496 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
15497 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
15498 x86_promote_QImode, x86_integer_DFmode_moves,
15499 x86_partial_reg_dependency, x86_memory_mismatch_stall,
15500 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
15501 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
15502 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
15503 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
15504 Enable/disable for amdfam10.
15505 (override_options): Add amdfam10_cost to processor_target_table.
15506 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
15507 processor_alias_table.
15508 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
15509 (ix86_adjust_cost): Add code for amdfam10.
15511 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15513 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
15514 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
15515 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
15516 * config/i386/i386.h: Add builtin definition for SSE4A.
15517 * config/i386/i386.md: Add support for ABM instructions
15518 (popcnt and lzcnt).
15519 * config/i386/sse.md: Add support for SSE4A instructions
15520 (movntss, movntsd, extrq, insertq).
15521 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
15522 Add -march=amdfam10 flag.
15523 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
15524 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
15526 * doc/extend.texi: Add documentation for SSE4A builtins.
15528 2007-02-05 Bob Wilson <bob.wilson@acm.org>
15530 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
15532 2007-02-05 Richard Guenther <rguenther@suse.de>
15534 * tree-vectorizer.h (vectorizable_function): Add argument type
15535 argument, change return type.
15536 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
15537 * tree-vect-transform.c (vectorizable_function): Handle extra
15538 argument, return vectorized function decl.
15539 (build_vectorized_function_call): Remove.
15540 (vectorizable_call): Handle calls with result and argument types
15541 differing. Handle loop vectorization factor correctly.
15542 * targhooks.c (default_builtin_vectorized_function): Adjust for
15544 * targhooks.h (default_builtin_vectorized_function): Likewise.
15545 * target.h (builtin_vectorized_function): Add argument type
15547 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
15548 extra argument, allow vectorizing of lrintf.
15549 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
15550 documentation of target hook.
15552 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
15555 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
15556 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
15557 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
15559 2007-02-05 Roger Sayle <roger@eyesopen.com>
15561 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
15562 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
15563 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
15564 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
15565 before canonicalizing sincos to cexpi.
15566 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
15568 2007-02-05 Roger Sayle <roger@eyesopen.com>
15570 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
15571 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
15572 (alpha_init_builtins): Use alpha_add_builtins to process tables.
15574 2007-02-05 Roger Sayle <roger@eyesopen.com>
15576 * mips-tfile.c (initialize_init_file): Correct endianness test.
15578 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
15580 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
15581 the 'y' constraint.
15583 2007-02-05 Richard Sandiford <richard@codesourcery.com>
15585 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
15586 saves in a PARALLEL before the register assignments.
15588 2007-02-05 Richard Sandiford <richard@codesourcery.com>
15590 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
15591 DWARF_FRAME_RETURN_COLUMN to be a general register.
15592 * dwarf2out.c (init_return_column_size): New function, split from...
15593 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
15594 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
15595 to be nongeneral registers.
15596 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
15598 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
15599 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
15601 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
15603 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
15605 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
15607 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
15608 (remove_path): Use can_remove_branch_p and remove_branch instead
15609 of loop_delete_branch_edge.
15610 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
15611 (tree_transform_and_unroll_loop): Remove dead branches immediately.
15612 Update profile using scale_dominated_blocks_in_loop.
15613 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
15614 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
15615 (can_remove_branch_p, remove_branch): Declare.
15616 * tree-cfg.c (tree_can_remove_branch_p): New function.
15617 (tree_cfg_hooks): Add tree_can_remove_branch_p.
15618 * cfgrtl.c (rtl_can_remove_branch_p): New function.
15619 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
15621 2007-02-05 Jan Hubicka <jh@suse.cz>
15623 PR middle-end/30696
15624 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
15625 nodes in cgraph, don't remove offline copy of the function.
15627 2007-02-04 Jan Hubicka <jh@suse.cz>
15629 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
15630 vectors might cause maybe_lookup_element_for_expr to be called
15631 on non-sra-candidate.
15633 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15635 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
15636 config/bfin/bfin.md, config/bfin/predicates.md: Follow
15637 spelling conventions.
15639 2007-02-04 Richard Guenther <rguenther@suse.de>
15641 PR middle-end/30636
15642 * fold-const.c (try_move_mult_to_index): Make sure to not
15643 overflow one dimension of a multi-dimensional array access.
15645 2007-02-04 Jan Hubicka <jh@suse.cz>
15647 * passes.c (init_optimization_passes): Reindent.
15649 2007-02-04 Jan Hubicka <jh@suse.cz>
15650 Eric Botcazou <ebotcazou@adacore.com>
15652 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
15653 (execute_fixup_cfg): Break out the abnormal goto code.
15654 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
15655 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
15656 (optimize_inline_calls): Call make_nonlocal_label_edges.
15658 2007-02-04 Jan Hubicka <jh@suse.cz>
15660 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
15661 true when something was changed.
15662 (rename_ssa_copies): When something was changed, do
15663 TODO_remove_unused_locals.
15664 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
15665 add TODO_remove_unused_locals when instruction was removed.
15667 2007-02-04 Jan Hubicka <jh@suse.cz>
15669 * ipa-inline.c (try_inline): Improve debug output; work on already
15671 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
15672 call try_inline for already inlined edges too when flattening;
15673 inline also functions that make callee growth but overall unit size
15676 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15678 * config/m32c/bitops.md, config/m32c/jump.md,
15679 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
15680 config/m32r/m32r.h, config/m32r/m32r.md,
15681 config/m32r/predicates.md, config/m68hc11/larith.asm,
15682 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
15683 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
15684 config/mips/mips-protos.h, config/mips/mips.c,
15685 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
15686 config/mn10300/mn10300.h, config/mn10300/predicates.md,
15687 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
15688 spelling conventions.
15690 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
15691 Follow spelling conventions.
15693 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
15695 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
15696 warn about C++0x compatibility.
15698 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15700 * config/h8300/h8300.c, config/h8300/h8300.h,
15701 config/h8300/h8300.md: Follow spelling conventions.
15703 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
15705 PR middle-end/30667
15706 * combine.c (try_combine): Do not substitute source operand
15707 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
15709 2007-02-03 Jan Hubicka <jh@suse.cz>
15711 PR gcov-profile/30650
15712 * value-prof.c (stringop_block_profile): Fix handling of size counter;
15713 do not divide by zero for never executed counters.
15714 (tree_find_values_to_profile): Fix counters.
15715 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
15717 2007-02-03 Ian Lance Taylor <iant@google.com>
15719 * lower-subreg.c (simple_move_operand): New static function,
15720 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
15722 (simple_move): Call simple_move_operand.
15723 (find_decomposable_subregs): Add special handling of MEMs.
15724 (can_decompose_p): Rename from cannot_decompose_p. Reverse
15725 meaning of return value. If we see a hard register, test whether
15726 it can store a word_mode value. Change all callers.
15728 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15730 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
15731 ftrapv insns and expanders.
15732 (subdi3): Change define_expand operand 1 to arith11_operand, and
15733 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
15734 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
15735 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
15738 PR middle-end/30174
15739 * varasm.c (notice_global_symbol): Treat global objects as weak when
15740 flag_shlib is true.
15742 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15744 * emit-rtl.c (dconstpi): Delete.
15745 (dconstsqrt2): New.
15746 (init_emit_once): Delete dconstpi and init dconstsqrt2.
15747 * real.h (dconstpi): Delete.
15748 (dconstsqrt2): New.
15749 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
15750 (fold_builtin_hypot): Likewise.
15752 2007-02-03 Tom Tromey <tromey@redhat.com>
15755 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
15756 -gcoff3, -gxcoff3, -gvms3 implies -dD.
15758 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
15760 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
15761 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
15762 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
15763 config/rs6000/cell.md, config/rs6000/darwin.h,
15764 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
15765 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
15766 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
15767 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
15768 typos. Follow spelling conventions.
15769 * doc/invoke.texi: Follow spelling conventions.
15771 2007-02-03 Roger Sayle <roger@eyesopen.com>
15773 * simplify-rtx.c (simplify_relational_operation_1): Implement some
15774 canonicalization transformations that attempt to simplify integer
15775 constant comparisons to become comparisons against zero.
15777 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15779 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
15781 * fold-const.c (fold_binary): Fix comment typos. Fold complex
15782 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
15784 2007-02-02 Mike Stump <mrs@apple.com>
15786 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
15787 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
15788 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
15789 generate a branch island.
15791 2007-02-02 Bob Wilson <bob.wilson@acm.org>
15793 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
15794 (xtensa_legitimate_address_p): New.
15795 (xtensa_legitimize_address): New.
15796 (xtensa_output_addr_const_extra): New.
15797 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
15799 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
15800 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
15801 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
15802 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
15803 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
15804 (xtensa_legitimize_address): New.
15805 (xtensa_output_addr_const_extra): New.
15807 2007-02-02 Steve Ellcey <sje@cup.hp.com>
15809 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
15811 2007-02-02 Ian Lance Taylor <iant@google.com>
15813 * expmed.c (expand_divmod): Add comment.
15815 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
15817 * emit-rtl.c (renumber_insns): Remove.
15818 * flags.h: Remove the extern for flag_renumber_insns.
15819 * rtl.h: Remove the prototype for renumber_insns.
15820 * toplev.c (flag_renumber_insns): Remove.
15822 2007-02-02 Hui-May Chang <hm.chang@apple.com>
15824 Revert for x86 darwin:
15825 2005-06-19 Uros Bizjak <uros@kss-loka.si>
15827 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
15828 code before the following patch under TARGET_MACHO.
15829 (ix86_function_value_regno_p): Likewise.
15831 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15833 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
15836 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15839 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
15840 loads to general or fp registers. Add comments.
15841 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
15843 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
15845 * pointer-set.c (insert_aux): Only return insertion slot.
15846 (pointer_set_insert): Adjust.
15847 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
15848 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
15849 pointer_map_traverse): New.
15850 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
15851 pointer_map_create, pointer_map_destroy, pointer_map_insert,
15852 pointer_map_contains, pointer_map_traverse): Declare.
15854 2007-02-02 Jakub Jelinek <jakub@redhat.com>
15856 PR middle-end/30473
15857 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
15858 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
15860 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15862 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
15864 (struct _dep): New type.
15865 (dep_t): New typedef.
15866 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
15867 (DEP_STATUS): New access macro. The macro with the same name was
15868 renamed to DEP_LINK_STATUS.
15869 (dep_init): Declare function
15871 (struct _dep_link): New type.
15872 (dep_link_t): New typedef.
15873 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
15874 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
15875 (DEP_LINK_STATUS): New macro.
15876 (debug_dep_links): New debug function.
15878 (struct _deps_list): New type.
15879 (deps_list_t): New typedef.
15880 (DEPS_LIST_FIRST): New access macro.
15881 (FOR_EACH_DEP_LINK): New cycle macro.
15882 (create_deps_list, free_deps_list, delete_deps_list): Declare
15884 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
15885 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
15886 (copy_deps_list_change_con): Ditto.
15888 (move_dep_link): Declare function.
15890 (struct _dep_node): New type.
15891 (dep_node_t): New typedef.
15892 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
15894 (struct haifa_insn_data.back_deps): New field to hold backward
15895 dependencies of the insn.
15896 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
15898 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
15899 Change its type to deps_list_t.
15900 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
15901 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
15902 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
15904 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
15906 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
15908 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
15910 (dep_cost): Declare.
15912 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
15913 (ds_to_dk, dk_to_ds): New functions.
15915 (init_dep_1): New static function.
15916 (init_dep): New function.
15917 (copy_dep): New static function.
15919 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
15921 (detach_dep_link): New static function.
15922 (move_dep_link): New function.
15924 (dep_links_consistent_p, dump_dep_links): New static functions.
15925 (debug_dep_links): New debugging function.
15927 (deps_obstack, dl_obstack, dn_obstack): New static variables.
15929 (alloc_deps_list, init_deps_list): New static functions.
15930 (create_deps_list): New function.
15931 (clear_deps_list): New static function.
15932 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
15933 (deps_list_consistent_p, dump_deps_list): New static functions.
15934 (debug_deps_list): New function.
15935 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
15937 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
15939 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
15940 use new scheduler dependencies lists.
15941 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
15942 (sched_analyze): Ditto. Initialize dependencies lists.
15943 (add_forw_dep, compute_forward_dependences): Update to use new
15944 scheduler dependencies lists.
15946 (init_dependency_caches): Init deps_obstack.
15947 (free_dependency_caches): Free deps_obstack.
15949 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
15950 new scheduler dependencies lists.
15951 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
15952 (add_back_forw_dep, delete_back_forw_dep): Ditto.
15954 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
15955 Update to use new scheduler dependencies lists.
15956 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
15957 (debug_dependencies): Ditto.
15958 (schedule_region): Update comments.
15960 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
15961 scheduler dependencies lists.
15962 (schedule_ebb): Update comments.
15964 * rtl.def (DEPS_LIST): Remove.
15966 * lists.c (unused_deps_list): Remove.
15967 (free_list): Update assertions.
15969 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
15970 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15972 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
15973 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15975 * haifa-sched.c (comments): Update.
15976 (insn_cost1): Remove. Inline the code into insn_cost ().
15977 (insn_cost): Update to use new scheduler dependencies lists. Move
15978 processing of the dependency cost to dep_cost ().
15979 (dep_cost): New function. Use it instead of insn_cost () when
15980 evaluating cost of the dependency. Use compatible interface to
15981 interact with the target.
15982 (priority): Update to use new scheduler dependencies lists.
15983 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
15984 with greater number of insns that depend on the insn.
15985 (schedule_insn): Update to use new scheduler dependencies lists. Add
15986 code to free backward dependencies lists. Inline and optimize code
15987 from resolve_dep () - see PR28071.
15988 (ok_for_early_queue_removal): Update to use new scheduler dependencies
15989 lists. Update call to targetm.sched.is_costly_dependence hook.
15991 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
15992 scheduler dependencies lists.
15994 (resolve_dep): Remove. Move the logic to schedule_insn ().
15995 (init_h_i_d): Initialize dependencies lists.
15997 (process_insn_depend_be_in_spec): Rename to
15998 process_insn_forw_deps_be_in_spec. Update to use new scheduler
15999 dependencies lists.
16000 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
16001 Update to use new scheduler dependencies lists.
16002 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
16004 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
16005 new scheduler dependencies lists.
16006 (build_intra_loop_deps): Ditto.
16008 * target.h (struct _dep): Declare to use in
16009 gcc_target.sched.is_costly_dependence.
16010 (struct gcc_target.sched.adjust_cost): Fix typo.
16011 (struct gcc_target.sched.is_costly_dependence): Change signature to
16012 use single dep_t parameter instead of an equivalent triad.
16013 (struct gcc_target.sched.adjust_cost_2): Remove.
16015 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
16017 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
16019 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
16021 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
16023 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
16024 (REG_DEP_TRUE): Document.
16026 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
16027 Change signature to correspond to the targetm.sched.adjust_cost hook.
16028 Update use in TARGET_SCHED_ADJUST_COST_2.
16029 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
16030 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
16031 new scheduler dependencies lists.
16032 (ia64_gen_check): Ditto.
16034 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
16035 scheduler dependencies lists.
16037 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
16038 signature to correspond to the targetm.sched.is_costly_dependence hook.
16039 (is_costly_group): Update to use new scheduler dependencies lists.
16041 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
16042 instead of INSN_COST () macro.
16044 2007-02-01 Ian Lance Taylor <iant@google.com>
16046 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
16048 2007-02-01 Guy Martin <gmsoft@gentoo.org>
16050 * pa.md (tp_load): Correct mfctl instruction syntax.
16052 2007-02-01 Geoffrey Keating <geoffk@apple.com>
16054 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
16055 altivec_padding_size calculation on AIX. Improve comment, add
16056 assert to verify that it's right.
16058 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
16061 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
16063 PR inline-asm/28686
16064 * global.c (global_alloc): Add mising initialization of
16067 2007-02-01 Roger Sayle <roger@eyesopen.com>
16069 * alias.c (init_alias_analysis): Correct whitespace.
16070 * bb-reorder.c (fix_edges_for_rarely_executed_code,
16071 partition_hot_cold_basic_blocks): Likewise.
16072 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
16073 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
16074 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
16075 fold_builtin_snprintf_chk, fold_builtin_printf,
16076 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
16077 do_mpfr_arg3, do_mpfr_sincos): Likewise.
16078 * cfgcleanup.c (cleanup_cfg): Likewise.
16079 * cfgexpand.c (tree_expand_cfg): Likewise.
16080 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
16081 * function.c (get_next_funcdef_no): Likewise.
16082 * gengtype.c (main): Likewise.
16083 * genmodes.c (main): Likewise.
16084 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
16085 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
16086 * ifcvt.c (noce_emit_move_insn): Likewise.
16087 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
16089 * stor-layout.c (get_best_mode): Likewise.
16090 * tree-ssa-loop-niter.c (get_val_for): Likewise.
16091 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
16092 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
16093 perform_var_substitution, solve_graph): Likewise.
16094 * tree-vrp.c (vrp_finalize): Likewise.
16096 2007-02-01 Ian Lance Taylor <iant@google.com>
16098 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
16099 high part of a paradoxical subreg, return a constant zero.
16101 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
16103 * toplev.c (lang_dependent_init): Call init_set_costs.
16104 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
16106 2007-02-01 Richard Guenther <rguenther@suse.de>
16108 PR middle-end/30656
16109 * fold-const.c (fold_negate_expr): Allow negating a
16110 constant if overflow does not change.
16112 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16114 * doc/c-tree.texi (Expression trees): Improve markup.
16115 * doc/tm.texi (Register Classes, Addressing Modes)
16116 (Floating Point): Fix spacing after abbreviations. Fix some
16119 2007-02-01 Ben Elliston <bje@au.ibm.com>
16121 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
16122 * doc/contrib.texi: Likewise.
16123 * doc/install.texi: Likewise.
16125 2007-01-31 Richard Henderson <rth@redhat.com>
16126 Ian Lance Taylor <iant@google.com>
16128 * lower-subreg.c: New file.
16129 * rtl.def (CONCATN): Define.
16130 * passes.c (init_optimization_passes): Add pass_lower_subreg and
16131 pass_lower_subreg2.
16132 * emit-rtl.c (update_reg_offset): New static function, broken out
16133 of gen_rtx_REG_offset.
16134 (gen_rtx_REG_offset): Call update_reg_offset.
16135 (gen_reg_rtx_offset): New function.
16136 * regclass.c: Revert patch of 2006-03-05, restoring
16138 (clear_reg_info_regno): New function.
16139 * dwarf2out.c (concatn_loc_descriptor): New static function.
16140 (loc_descriptor): Handle CONCATN.
16141 * common.opt (fsplit_wide_types): New option.
16142 * opts.c (decode_options): Set flag_split_wide_types when
16144 * timevar.def (TV_LOWER_SUBREG): Define.
16145 * rtl.h (gen_reg_rtx_offset): Declare.
16146 (reg_scan_update): Declare.
16147 * regs.h (clear_reg_info_regno): Declare.
16148 * tree-pass.h (pass_lower_subreg): Declare.
16149 (pass_lower_subreg2): Declare.
16150 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
16151 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
16152 -fsplit-wide-types.
16153 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
16154 * Makefile.in (OBJS-common): Add lower-subreg.o.
16155 (lower-subreg.o): New target.
16157 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16159 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
16161 2007-01-31 Anatoly Sokolov <aesok@post.ru>
16164 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
16166 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16168 PR middle-end/29335
16169 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
16171 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
16173 * cfgloop.h: Include vec-prim.h.
16174 (enum li_flags): Remove LI_ONLY_OLD.
16175 (loop_iterator): Changed.
16176 (fel_next, fel_init): Iterate over loop tree.
16177 (FOR_EACH_LOOP_BREAK): New macro.
16178 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
16180 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
16181 * modulo-sched.c (sms_schedule): Ditto.
16182 * tree-vectorizer.c (vectorize_loops): Ditto.
16183 * doc/loop.texi: Update information on loop numbering and behavior of
16184 FOR_EACH_LOOP wrto new loops.
16185 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
16186 add_to_evolution_1): Test nestedness of loops instead of comparing
16188 * tree-chrec.c (chrec_fold_plus_poly_poly,
16189 chrec_fold_multiply_poly_poly, chrec_evaluate,
16190 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
16191 reset_evolution_in_loop): Ditto.
16192 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
16194 2007-01-31 Dirk Mueller <dmueller@suse.de>
16196 * c-common.c (warn_about_parentheses): Separate warning about
16197 un-parenthized sequence of comparison operators from the one
16198 which is supposed to warn about x <= y <= z.
16200 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
16202 * optabs.h (enum optab_index): Add new OTI_isinf.
16203 (isinf_optab): Define corresponding macro.
16204 * optabs.c (init_optabs): Initialize isinf_optab.
16205 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
16207 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
16208 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
16210 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
16211 expand_builtin_interclass_mathfn.
16212 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
16213 * config/i386/i386.md (UNSPEC_FXAM): New constant.
16214 (fxam<mode>2_i387): New insn pattern.
16215 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
16216 built-in functions as x87 inline asm.
16218 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16220 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
16222 2007-01-30 Eric Christopher <echristo@apple.com>
16224 * config.gcc: Add geode.
16226 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16228 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
16229 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
16230 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
16231 value-prof.c: Fix comment typos.
16233 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16236 * doc/invoke.texi (Wpointer-arith): Document warning.
16238 2007-01-30 Janis Johnson <janis187@us.ibm.com>
16240 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
16241 the list of discrepancies from the draft TR.
16243 2007-01-30 Dirk Mueller <dmueller@suse.de>
16246 * doc/invoke.texi (-Wreturn-type): Update description to
16247 match new behavior.
16249 2007-01-30 Richard Sandiford <richard@codesourcery.com>
16251 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
16253 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
16255 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
16256 to handle optabs that operate on floating point input argument and
16257 output to integer output.
16258 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
16259 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
16260 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
16261 expand_builtin_interclass_mathfn ().
16262 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
16263 (ilogbsi2): Remove.
16264 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
16265 ilogbl built-in functions as x87 intrinsics.
16267 2007-01-30 Richard Guenther <rguenther@suse.de>
16269 PR middle-end/27657
16270 * dwarf2out.c (reference_to_unused): Query varpool if the
16271 variable was output.
16273 2007-01-30 Richard Guenther <rguenther@suse.de>
16275 PR middle-end/30313
16276 * passes.c (execute_one_pass): Reset in_gimple_form to not
16277 confuse non-unit-at-a-time mode.
16279 2007-01-29 Roger Sayle <roger@eyesopen.com>
16280 Richard Guenther <rguenther@suse.de>
16282 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
16283 avoid undefined behaviour on overflow. Use force_fit_type_double
16284 to construct the constant with the specified TREE_OVERFLOW.
16286 2007-01-29 Janis Johnson <janis187@us.ibm.com>
16288 * config/dfp-bit.c: Add parameterized support for fp exceptions.
16289 * config/dfp-bit.h: Ditto.
16291 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16293 * c-decl.c (pop_scope): Replace warnings with call to
16294 warn_for_unused_label.
16295 * c-common.h (warn_for_unused_label): Declare.
16296 * c-common.c (warn_for_unused_label): Define.
16298 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16300 * tree-optimize.c (update_inlined_to_pointers): Delete unused
16303 2007-01-29 Janis Johnson <janis187@us.ibm.com>
16305 * Makefile.in (USER_H): Remove decfloat.h.
16306 * ginclude/decfloat.h: Delete, moving contents to ...
16307 * ginclude/float.h: Add support for decimal floating point,
16308 guarded by __STDC_WANT_DEC_FP__.
16310 2007-01-29 Mike Stump <mrs@apple.com>
16312 * doc/gccint.texi (Top): Rename Loop Representation to Loop
16313 Analysis and Representation to resolve case insensitive conflict.
16314 * doc/loop.texi (Loop Analysis and Representation): Likewise.
16316 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
16318 * tree.h (struct tree_memory_tag): Add aliases member.
16319 (MTAG_ALIASES): New macro.
16320 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
16321 (add_may_alias): Remove pointer-set. Update for may_aliases being
16323 (mark_aliases_call_clobbered): Update for may_aliases being a
16325 (compute_tag_properties): Ditto.
16326 (create_partition_for): Ditto.
16327 (compute_memory_partitions): Ditto.
16328 (dump_may_aliases_for): Ditto.
16329 (is_aliased_with): Ditto.
16330 (add_may_alias_for_new_tag): Ditto.
16331 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
16332 (compute_is_aliased): New function.
16333 (compute_may_aliases): Call compute_is_aliased).
16334 (init_alias_info): Initialize alias_bitmap_obstack.
16335 (union_alias_set_into): New function.
16336 (compute_flow_sensitive_aliasing): Use union_aliases_into.
16337 (have_common_aliases_p): Rewrite to take two bitmaps and use
16339 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
16340 Update for bitmaps.
16341 (finalize_ref_all_pointers): Update for add_may_alias changes.
16342 (new_type_alias): Ditto.
16343 * tree-flow-inline.h (may_aliases): Return a bitmap.
16344 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
16345 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
16346 may_aliases being a bitmap.
16347 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
16348 may_aliases now returns a bitmap.
16349 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
16351 * tree-ssa-operands.c (add_virtual_operand): Update for
16352 may_aliases being a bitmap.
16354 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
16356 PR tree-optimization/30630
16357 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
16358 variable as changed.
16360 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
16363 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
16364 expanded only once even if an error occurs.
16366 2007-01-29 Ben Elliston <bje@au.ibm.com>
16368 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
16369 (__gcov_average_profiler): Likewise.
16370 (__gcov_ior_profiler): Likewise.
16371 (__gcov_merge_ior): Likewise.
16373 2007-01-28 Jan Hubicka <jh@suse.cz>
16375 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
16376 * value-prof.c (stringop_block_profile): Likewise.
16378 2007-01-28 Jan Hubicka <jh@suse.cz>
16380 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
16381 Add variant handling histograms; add wrapper.
16382 (clear_storage_via_libcall): Export.
16383 (emit_block_move_hints): Break out from ...; add histograms.
16384 (emit_block_move): ... this one.
16385 (clear_storage_hints): Break out from ...; add histograms.
16386 (clear_storage): ... this one.
16387 (set_storage_via_memset): Handle histogram.
16388 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
16389 (clear_storage_hints, clear_storage_via_libcall): Declare.
16390 (set_storage_via_setmem): Update prototype.
16391 * doc/md.texi (movmem, setmem): Document new arguments.
16393 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
16394 Add new histograms.
16395 (stringop_block_profile): New global function.
16396 (tree_stringops_values_to_profile): Profile block size and alignment.
16397 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
16399 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
16400 (stringop_block_profile): Declare.
16401 * builtins.c: Include value-prof.h.
16402 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
16403 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
16404 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
16405 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
16406 * profile.c (instrument_values): Add new counters.
16407 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
16409 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
16410 (tree_init_edge_profiler): Build new profilers.
16411 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
16412 (pass_tree_profile): Add dump.
16413 (tree_profile_hooks): Update.
16414 * Makefile.in (LIBGCOV): Add new constants.
16415 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
16416 __gcov_ior_profiler): New.
16417 * i386.md (movmem/setmem expanders): Add new optional arguments.
16419 2007-01-28 David Edelsohn <edelsohn@gnu.org>
16421 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
16423 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
16425 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
16426 (tree_unswitch_single_loop): Pass eni_size_weights to
16427 tree_num_loop_insns.
16428 * tree-ssa-loop-manip.c: Include tree-inline.h.
16429 (can_unroll_loop_p): Pass eni_size_weights to
16430 tree_num_loop_insns.
16431 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
16432 Pass eni_size_weights to estimate_num_insns.
16433 * tree.h (init_inline_once): Export.
16434 * toplev.c (backend_init): Call init_inline_once.
16435 * cgraphunit.c (cgraph_process_new_functions,
16436 cgraph_analyze_function): Pass eni_inlining_weights to
16437 estimate_num_insns.
16438 * ipa-inline.c (compute_inline_parameters): Ditto.
16439 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
16440 to estimate_num_insns.
16441 (try_unroll_loop_completely): Pass eni_size_weights to
16442 tree_num_loop_insns.
16443 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
16444 ot estimate_num_insns.
16445 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
16446 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
16447 * tree-inline.c (eni_inlining_weights, eni_size_weights,
16448 eni_time_weights): New variables.
16449 (init_inline_once): Initialize them.
16450 (struct eni_data): Mew.
16451 (estimate_num_insns_1, estimate_num_insns): Use weights.
16452 * tree-inline.h (struct eni_weights_d): New.
16453 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
16454 (estimate_num_insns): Declaration changed.
16455 * cfgloop.h (tree_num_loop_insns): Declaration changed.
16456 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
16457 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
16459 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
16461 * tree-data-ref.c (conflict_fn): Assert that the number of affine
16462 relations in the conflict function is valid.
16464 2007-01-27 Ian Lance Taylor <iant@google.com>
16466 * common.opt: Add fstrict-overflow.
16467 * opts.c (decode_options): Set flag_strict_overflow if -O2.
16468 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
16469 (TYPE_OVERFLOW_UNDEFINED): Define.
16470 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
16472 * tree.h (TYPE_TRAP_SIGNED): Don't define.
16473 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
16474 (fold_negate_expr): Likewise.
16475 (make_range): Likewise.
16476 (extract_muldiv_1): Likewise.
16477 (maybe_canonicalize_comparison): Likewise.
16478 (fold_comparison): Likewise.
16479 (fold_binary): Likewise.
16480 (tree_expr_nonnegative_p): Likewise.
16481 (tree_expr_nonzero_p): Likewise.
16482 * tree-vrp.c (compare_values): Likewise.
16483 (extract_range_from_binary_expr): Likewise.
16484 (extract_range_from_unary_expr): Likewise.
16485 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
16487 (nowrap_type_p): Likewise.
16488 * tree-scalar-evolution.c (simple_iv): Likewise.
16489 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
16490 (build_range_check): Likewise.
16491 (extract_muldiv_1): Likewise.
16492 (fold_comparison): Likewise.
16493 * tree-vrp.c (vrp_int_const_binop): Likewise.
16494 (extract_range_from_unary_expr): Likewise.
16495 * convert.c (convert_to_integer): Likewise.
16496 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
16497 (fold_comparison): Likewise.
16498 (fold_binary): Likewise.
16499 * optabs.c (optab_for_tree_code): Likewise.
16500 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
16501 * simplify-rtx.c (simplify_const_relational_operation): Check
16502 flag_strict_overflow and flag_trapv.
16503 (simplify_const_relational_operation): Likewise.
16504 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
16505 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
16508 2007-01-27 Roger Sayle <roger@eyesopen.com>
16510 * tree.c (tree_fold_gcd): Delete.
16511 * tree.h (tree_fold_gcd): Remove prototype.
16512 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
16513 test whether one constant integer is a multiple of another. Instead
16514 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
16515 * fold-const.c (multiple_of_p): We've determined both TOP and
16516 BOTTOM are integer constants so we can call int_const_binop directly
16517 instead of the more generic const_binop.
16519 2007-01-27 Roger Sayle <roger@eyesopen.com>
16521 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
16522 1*X check that the constant hasn't overflowed, to preserve the
16524 (round_up): Provide an efficient implementation when rouding-up an
16525 INTEGER_CST to a power-of-two.
16527 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16529 * doc/sourcebuild.texi: Add comma for clarity.
16530 * doc/extend.texi: Fix some typos.
16531 * doc/passes.texi: Likewise.
16532 * doc/cppinternals.texi: Likewise.
16533 * doc/c-tree.texi: Likewise.
16534 * doc/tree-ssa.texi: Likewise.
16535 * doc/install.texi: Likewise.
16537 2007-01-27 Jan Hubicka <jh@suse.cz>
16539 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
16540 (pass_sra): Do not require alias information.
16541 * passes.c (init_optimization_passes): Add SRA
16543 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
16545 * tracer.c (rest_of_handle_tracer): We already cleaned
16546 up the CFG in tracer() so don't do it here again.
16547 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
16548 cleanup_cfg here, either. And don't call renumber_insns.
16550 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
16551 and BB_HEAD are in the insn stream here. Instead make sure
16552 that BB_INSN is valid on all insns. Also, do check here that
16553 there are no pending branch predictions...
16554 (rtl_verify_flow_info): ...instead of doing it here. Checks
16555 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
16558 2007-01-26 Roger Sayle <roger@eyesopen.com>
16560 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
16561 function to simplify/factorize operand order canonicalization.
16562 (ix86_fixup_binary_operands): Reorganize using the above function.
16563 (ix86_binary_operator_ok): Likewise.
16565 2007-01-27 Jakub Jelinek <jakub@redhat.com>
16567 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
16568 file scope from optimize_attrs.
16569 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
16571 (optimize_attrs): Clear insn_code_values after freeing it.
16573 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
16575 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
16576 a parts.base assignment.
16578 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
16580 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
16581 (compute_subscript_distance, initialize_data_dependence_relation,
16582 finalize_ddr_dependent, analyze_ziv_subscript,
16583 analyze_siv_subscript_cst_affine,
16584 compute_overlap_steps_for_affine_univar,
16585 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
16586 analyze_siv_subscript, analyze_miv_subscript,
16587 analyze_overlapping_iterations, subscript_dependence_tester_1,
16588 compute_self_dependence, free_dependence_relation): Work
16589 with affine_fn instead of chrecs.
16590 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
16591 common_affine_function, affine_function_base,
16592 affine_function_constant_p, affine_fn_op, affine_fn_plus,
16593 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
16594 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
16595 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
16596 (all_chrecs_equal_p): Removed.
16597 * tree-data-ref.h (affine_fn, conflict_function): New types.
16598 (struct subscript): Change type of conflicting_iterations_in_a
16599 and conflicting_iterations_in_b.
16601 2007-01-26 Steve Ellcey <sje@cup.hp.com>
16604 * config/pa/pa.h (TARGET_HPUX_11): New.
16605 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
16606 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
16608 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
16609 Richard Guenther <rguenther@suse.de>
16611 * tree-ssa-structalias.c (solve_graph): Handle case
16612 we merged the variable to another.
16614 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16616 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
16619 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
16620 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
16622 2007-01-25 DJ Delorie <dj@redhat.com>
16624 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
16625 allow changes to modes which don't fit in those registers.
16627 * reload1.c (choose_reload_regs): Check for invalid subregs before
16628 computing their locations, not after.
16630 2007-01-25 Geoffrey Keating <geoffk@apple.com>
16633 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
16634 save Altivec registers in an eh_return function.
16635 (compute_vrsave_mask): Likewise.
16636 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
16637 for saving Altivec registers.
16638 (rs6000_emit_prologue): Don't allocate stack twice in
16639 eh_return function. Correct expected value of altivec_save_offset
16640 when using save_world. Describe save of R0 to stack when using
16641 save_world. Describe stack pointer adjustment when using
16642 save_world. Remove duplicated eh_return parameter register saving.
16643 Update sp_offset variable after save_world.
16644 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
16646 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
16647 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
16650 2007-01-25 Steve Ellcey <sje@cup.hp.com>
16652 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
16654 2007-01-25 Steve Ellcey <sje@cup.hp.com>
16657 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
16658 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
16660 2007-01-25 Richard Guenther <rguenther@suse.de>
16662 * doc/invoke.texi (-Wcoverage-mismatch): Document.
16663 * common.opt (-Wcoverage-mismatch): New warning option.
16664 * coverage.c (get_coverage_counts): Ignore coverage mismatch
16665 if -Wcoverage-mismatch is given.
16667 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
16669 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
16670 (ipcp_driver): Change to static definition.
16671 Add dumping of the ifunctions.
16672 (constant_val_insert): Remove unused parameter. Support for SSA.
16673 (ipcp_propagate_const): Support for SSA.
16674 (ipcp_profile_bb_print): Print only analyzed nodes.
16675 (ipcp_replace_map_create): Remove support for Fortran constant
16677 * ipa-prop.c (ipa_method_modify_stmt,
16678 ipa_callsite_compute_param): Support for SSA.
16679 * ipa-prop.h (ipcp_driver): Remove declaration.
16680 (IS_VALID_TREE_MAP_INDEX): Add define.
16682 2007-01-24 Geoffrey Keating <geoffk@apple.com>
16684 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
16686 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16688 PR middle-end/30447
16689 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
16690 constant argument to cabs and do it without checking for
16691 -funsafe-math-optimizations.
16693 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
16695 * c-common.h (RID_FIRST_CXX0X): New.
16696 (RID_LAST_CXX0X): New.
16697 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
16699 * c.opt (Wc++0x-compat): New.
16700 * doc/invoke.texi (-Wc++0x-compat): Document.
16702 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16704 * builtins.c (fold_builtin_carg): New.
16705 (fold_builtin_1): Use it.
16707 2007-01-24 Jan Hubicka <jh@suse.cz>
16709 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
16711 * ipa-inline.c (initial_insns, max_insns): Delete.
16712 (compute_max_insns): New function.
16713 (cgraph_decide_inlining_of_small_function): Use it; take minimal
16714 amount of insns as base for code growth.
16715 (cgraph_decide_inlining): Make initial_insns local; do not compute
16717 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
16718 * doc/invoke.texi (inline-unit-growth): Update docs.
16720 2007-01-24 Jakub Jelinek <jakub@redhat.com>
16722 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
16723 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
16724 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
16725 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
16726 for CPUs that have PTA_CX16 set.
16728 PR middle-end/27416
16729 * gimplify.c (omp_check_private): New function.
16730 (gimplify_scan_omp_clauses): Use it for
16731 firstprivate/lastprivate/reduction.
16733 PR middle-end/30494
16734 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
16735 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
16737 PR middle-end/30421
16738 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
16739 If lower_lastprivate_clauses emits some statements, append them
16740 to dlist rather than body_p and to body_p append an initializer.
16741 (lower_omp_for): Adjust caller.
16743 2007-01-24 Steve Ellcey <sje@cup.hp.com>
16745 * target.h (globalize_decl_name): New.
16746 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
16747 * output.h (default_globalize_decl_name): New.
16748 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
16750 (globalize_decl): Ditto.
16751 (default_globalize_decl_name): New.
16752 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
16753 (ia64_handle_version_id_attribute): New.
16754 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
16755 (ia64_asm_output_external): Use globalize_decl_name instead
16756 of globalize_label.
16757 * doc/extend.texi (version_id): New pragma.
16758 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
16760 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
16762 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
16763 _uleb128_t and _Unwind_SWord with _sleb128_t.
16764 * unwind-dw2.c (extract_cie_info, execute_stack_op,
16765 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
16767 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
16768 * unwind-pe.h (read_uleb128, read_sleb128,
16769 read_encoded_value_with_base): Likewise.
16770 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
16772 2007-01-24 Richard Guenther <rguenther@suse.de>
16774 * builtins.c (expand_builtin_cexpi): Get the fndecl
16775 for cexp in the correct way.
16777 2007-01-24 Jan Hubicka <jh@suse.cz>
16779 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
16782 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
16784 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
16785 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
16786 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
16787 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
16788 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
16789 __SIZEOF_PTRDIFF_T__.
16790 * doc/cpp.texi: Documentation for the new builtin macros added.
16792 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
16794 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
16795 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
16796 instead of operands[2] to avoid access past the end of array.
16798 2007-01-24 Richard Sandiford <richard@codesourcery.com>
16800 * reload1.c (emit_reload_insns): Pass the reload register
16801 for a non-spill output reload through forget_old_reloads_1.
16803 2007-01-23 Joseph Myers <joseph@codesourcery.com>
16805 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
16806 _SOFT_DOUBLE if doubles use software floating-point.
16807 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
16808 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
16809 * config/rs6000/darwin-ldouble.c: Also compile functions for
16810 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
16811 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
16812 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
16813 commented-out long double override.
16814 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
16815 * config/rs6000/eabispe.h: Likewise.
16816 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
16817 long double for non-SPE.
16818 (rs6000_handle_option): Likewise.
16819 (invalid_e500_subreg): Disallow more subregs involding DImode,
16820 DFmode, TImode or TFmode.
16821 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
16823 (legitimate_lo_sum_address_p): Also check for TFmode for E500
16825 (rs6000_legitimize_address): Also handle TFmode for E500 double.
16826 (rs6000_legitimize_reload_address): Also handle TFmode for E500
16828 (rs6000_legitimate_address): Also check for TFmode for E500
16830 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
16831 (spe_build_register_parallel): Handle TFmode and TCmode.
16832 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
16834 (function_arg): Handle TFmode and TCmode for E500 double.
16835 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
16837 (print_operand): Handle TFmode and TImode for %y.
16838 (rs6000_generate_compare): Handle TFmode comparisons for E500
16840 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
16841 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
16842 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
16843 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
16844 TFmode for E500 double.
16845 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
16846 (floatsidf2): Enable for E500 double.
16847 (movtf_softfloat): Use rs6000_nonimmediate_operand.
16848 (extenddftf2): Change to extenddftf2_fprs.
16849 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
16850 depending on TARGET_E500_DOUBLE.
16851 (extendsftf2): Enable for E500 double.
16852 (trunctfdf2): Enable for E500 double.
16853 (trunctfsf2): Change to trunctfsf2_fprs.
16854 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
16855 depending on TARGET_E500_DOUBLE.
16856 (floatsitf2): Enable for E500 double.
16857 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
16858 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
16859 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
16860 (negtf2): Change to negtf2_internal.
16861 (negtf2): New expander.
16862 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
16863 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
16864 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
16865 (movdi_internal32): Use rs6000_nonimmediate_operand.
16866 (unnamed splitter): Likewise.
16867 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
16868 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
16869 (SPE64TF, DITI): New mode macros.
16870 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
16873 (frob_<mode>_di_2): New.
16874 (frob_tf_di_8_2): New.
16875 (frob_di_df): Change to frob_di_<mode>; allow more modes.
16877 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
16879 (frob_ti_<mode>_8_2): New.
16880 (frob_ti_tf_2): New.
16881 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
16882 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
16884 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
16885 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
16886 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
16887 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
16888 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
16889 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
16892 2007-01-23 Ian Lance Taylor <iant@google.com>
16894 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
16896 (OBJS-archive): Reformat, alphabetize.
16897 (OBJS): Change out_object_file to OBJS-md.
16899 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
16901 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
16902 JUMP_P and CALL_P predicates where applicable.
16903 * config/i386/i386.c: Ditto.
16904 * config/i386/i386.md: Ditto.
16905 * config/i386/mmx.md: Ditto.
16906 * config/i386/predicates.md: Ditto.
16908 2007-01-22 Andreas Schwab <schwab@suse.de>
16910 * config/m68k/m68k.h: Fix comment.
16912 2007-01-22 Jan Hubicka <jh@suse.cz>
16914 * passes.c (init_optimization_passes): Do not rerun
16915 pass_early_warn_uninitialized.
16917 2007-01-22 Richard Guenther <rguenther@suse.de>
16919 PR tree-optimization/30038
16920 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
16922 (execute_cse_sincos_1): Likewise.
16923 (execute_cse_sincos): Likewise.
16924 (gate_cse_sincos): Likewise.
16925 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
16926 the cexpi() canonicalization of sincos().
16927 * tree-pass.h (pass_cse_sincos): Declare.
16928 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
16930 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
16932 PR rtl-optimization/29329
16933 * combine.c (replaced_rhs_insn): Rename to i2mod.
16934 (replaced_rhs_value): Rename to i2mod_new_rhs.
16935 (i2mod_old_rhs): New global variable.
16936 (combine_instructions): Adjust for above change. Save a copy of
16937 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
16938 note are substituted in the second instruction.
16939 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
16940 ditch the note if it pertains to the second eliminated register
16941 and this register is mentioned in i2mod_old_rhs.
16944 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
16946 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
16947 the insn to which the note was originally attached.
16949 2007-01-21 Jan Hubicka <jh@suse.cz>
16951 * ipa-inline.c (inlining_mode): Comment, move up.
16952 (cgraph_decide_inlining_incrementally): Do not perform inlining
16953 itself; fix handling of flattening of self recursive functions.
16954 (cgraph_find_cycles): Remove.
16955 (cgraph_flatten_node): Remove.
16956 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
16957 (try_inline): New function.
16958 (cgraph_early_inlining): Update call of
16959 cgraph_decide_inlining_incrementally. Apply inlining here.
16960 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
16962 2007-01-21 Dirk Mueller <dmueller@suse.de>
16965 * tree-vrp.c (check_array_bounds): do not warn
16966 about ADDR_EXPR's of ARRAY_REF's which are immediately
16967 used in binary expressions.
16969 2007-01-21 Ira Rosen <irar@il.ibm.com>
16971 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
16972 read_write_dep and macros for its access.
16973 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
16974 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
16975 argument, call vect_check_interleaving for every independent pair of
16976 data-refs. Mark loads that access the same memory location as a store
16978 (vect_check_dependences): Remove.
16979 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
16980 call, fix the call to vect_analyze_data_ref_dependence.
16981 (vect_analyze_data_ref_access): For statements that access the same
16982 data-ref, check that they are not stores; for loads, check that there
16983 is no store that access the same location.
16985 2007-01-20 Roger Sayle <roger@eyesopen.com>
16986 Joseph Myers <joseph@codesourcery.com>
16988 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
16989 (-fdump-rtl-stack): Likewise.
16990 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
16991 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
16992 (-mpt-fixed): Use @minus{} for minus sign.
16993 (Using Precompiled Headers): Fix under/overfull hbox.
16995 2007-01-20 Jan Hubicka <jh@suse.cz>
16997 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
16998 place within annotation.
17000 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17002 * pa.c (output_move_double): Change array size of xoperands to 4.
17004 2007-01-20 Jan Hubicka <jh@suse.cz>
17006 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
17009 2007-01-19 Ian Lance Taylor <iant@google.com>
17011 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
17012 constant to unsigned HOST_WIDE_INT before negating.
17014 2007-01-19 Ian Lance Taylor <iant@google.com>
17016 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
17018 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
17019 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
17020 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
17021 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
17022 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
17023 (realloc_vdef, realloc_vuse): Change second parameter to
17025 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
17026 fields to unsigned.
17027 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
17028 unsigned. Change x and lim locals to unsigned.
17029 (realloc_vdef, realloc_vuse): Change num_elem parameter to
17031 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
17032 (copy_virtual_operands): Change i and n locals to unsigned.
17034 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17036 PR middle-end/29335
17037 * builtins.c (fold_builtin_1): Handle builtin fdim.
17039 2007-01-20 Jan Hubicka <jh@suse.cz>
17041 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
17042 * tree-ssa-structalias.c (compute_points_to_sets): Do call
17043 init_alias_heapvars.
17044 (init_alias_heapvars): Initialize only when not already initialized.
17045 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
17047 2007-01-19 Roger Sayle <roger@eyesopen.com>
17049 * common.opt (fsigned-zeros): New command line option.
17050 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
17051 of flag_unsafe_math_optimizations.
17052 * opts.c (set_fast_math_flags): The -ffast-math command line option
17053 implies -fno-signed-zeros.
17054 (fast_math_flags_set_p): Likewise.
17056 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
17057 the documentation of -ffast-math appropriately. Wrap long lines.
17059 2007-01-19 Steve Ellcey <sje@cup.hp.com>
17061 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
17062 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
17064 2007-01-19 Tomas Bily <tbily@suse.cz>
17066 * cgraphunit.c (cgraph_finalize_function): Updating of pid
17068 (tree_init_ic_make_global_vars): New function
17069 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
17070 (tree_gen_ic_profiler): New function
17071 (tree_gen_ic_func_profiler): New function
17072 (tree_profiling): Added calling of tree_gen_ic_func_profiler
17073 (tree_profile_hooks): Added hook for indirec/virtual calls
17074 * value-prof.c (tree_find_values_to_profile): New case for
17076 (tree_values_to_profile): Call for determining indirect/virtual
17078 (tree_indirect_call_to_profile): New function
17079 (tree_ic_transform): New function
17080 (tree_ic): New function
17081 (find_func_by_pid): New function
17082 (init_pid_map): New function
17083 (tree_value_profile_transformations): Added check for
17084 indirect/virtual call transformation
17085 * value-prof.h (enum hist_type): New counter type for
17086 indirect/virtual calls
17087 (profile_hooks): Added new hook for profiling indirect/virtual
17089 * profile.c (instrument_values): New case for indirect/virtual
17091 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
17092 (GCOV_COUNTER_V_INDIR): New counter type
17093 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
17094 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
17096 * cgraph.c: Definition of cgraph_max_pid
17097 (cgraph_create_node): Default init of pid attribute
17098 * cgraph.h: Declaration of cgraph_max_pid
17099 (struct cgraph_node): Added pid attribute
17100 * libgcov.c (__gcov_indirect_call_profiler): New function
17101 (__gcov_one_value_profiler_body): New function
17102 (__gcov_one_value_profiler): Body was moved to
17103 __gcov_one_value_profiler_body and calls it
17105 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
17107 * doc/gty.texi (Options): Document the mark_hook option to GTY.
17108 * gengtype.c (write_types_data, write_func_for_structure,
17109 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
17110 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
17111 (walk_type, write_func_for_structure): Generate the mark_hook if
17114 2007-01-19 Jan Hubicka <jh@suse.cz>
17116 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
17117 'early' argument take inlining mode argument specifying whether to
17118 inline for size/speeed or all functions; add support for flattening;
17120 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
17122 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17125 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
17126 the name of the declared identifier.
17128 2007-01-19 Dirk Mueller <dmueller@suse.de>
17130 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
17131 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
17132 duplicate evaluation.
17134 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
17136 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
17137 Macroize expander using X87MODEF12 mode macro. Extend operand 1
17138 to XFMode, use acosxf2 and truncate result to requested mode.
17139 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
17140 (asin<mode>2): Similarly, with asin expanders.
17141 (*fscalexf4_i387): Rename from *fscalexf4.
17142 (expNcorexf3): New expander.
17143 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
17144 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
17145 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
17146 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
17147 patterns for SSE math.
17148 (exp10<mode>2): Similarly, with exp10 expanders.
17149 (exp2<mode>2): Similarly, with exp2 expanders.
17150 (expm1<mode>2): Similarly, with expm1 expanders.
17151 (ldexp<mode>3): Similarly, with ldexp expanders.
17152 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
17153 Use gen_truncxf<mode>2_i387_noop to truncate result.
17155 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17157 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
17158 for ColdFire targets.
17160 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
17161 Richard Sandiford <richard@codesourcery.com>
17163 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
17164 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
17165 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
17166 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
17167 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
17168 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
17170 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17172 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
17173 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
17174 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
17175 (*adddi_dilshr32_cf): New pattern.
17176 (adddi3, subdi3): Remove first alternatives.
17178 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17180 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
17181 implemented using move.l, do not use its cc result for floating-point
17184 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17186 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
17187 from accepting 's' constraints if flag_pic.
17189 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17191 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
17192 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
17193 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
17194 condition from TARGET_68881 to TARGET_HARD_FLOAT.
17196 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
17198 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
17199 ColdFire alternatives.
17200 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
17201 * config/m68k/m68k.md (clzsi2): Define for ColdFire
17202 architectures that support ff1 instruction.
17204 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17205 Julian Brown <julian@codesourcery.com>
17207 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
17208 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
17209 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
17212 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17214 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
17216 (output_move_const_into_data_reg, output_move_simode_const): Delete.
17217 * config/m68k/m68k.c (const_method, const_int_cost): Take a
17218 HOST_WIDE_INT instead of an rtx.
17219 (m68k_rtx_costs): Update call accordingly.
17220 (output_move_const_into_data_reg): Likewise. Fix formatting.
17221 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
17223 (output_move_simode_const): Update calls after above changes.
17224 Rework to use automatic variables and predicates like MEM_P.
17225 * config/m68k/m68k.md (pushexthisi_const): Update call to
17228 2007-01-19 Dirk Mueller <dmueller@suse.de>
17230 * tree-ssa-alias.c (perform_var_substitution): Fix typo
17231 in dump_flags test.
17233 2007-01-19 Richard Guenther <rguenther@suse.de>
17235 * builtins.c (expand_builtin_cexpi): Fall back to expanding
17236 via cexp in case sincos is not available.
17238 2007-01-19 Richard Guenther <rguenther@suse.de>
17240 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
17241 * defaults.h (TARGET_HAS_SINCOS): Default to off.
17242 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
17243 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
17244 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
17245 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
17246 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
17247 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
17249 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
17251 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
17253 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
17254 (atan2xf3): Directly generate RTL pattern.
17255 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
17256 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
17257 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17258 disable patterns for SSE math.
17259 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
17260 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
17261 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17262 disable patterns for SSE math.
17264 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
17266 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
17268 2007-01-18 Roger Sayle <roger@eyesopen.com>
17270 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
17271 VIEW_CONVERT_EXPR to the same type as it's operand.
17273 2007-01-18 David Edelsohn <edelsohn@gnu.org>
17275 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
17276 configured for long double 128.
17278 2007-01-18 Mike Stump <mrs@apple.com>
17280 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
17283 2007-01-18 Michael Meissner <michael.meissner@amd.com>
17285 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
17288 2007-01-18 Jan Hubicka <jh@suse.cz>
17290 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
17291 greater than NUM_VOP_FREE_BUCKETS.
17293 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
17295 * tree-ssa-structalias.c: Update comments.
17296 (ptabitmap_obstack): Removed.
17297 (pta_obstack): New.
17298 (oldpta_obstack): Ditto.
17299 (stats): Add a few members.
17300 (struct variable_info): Remove node, complex, address_taken, and
17301 indirect_target members. Add oldsolution member.
17302 (new_var_info): Do not initialize removed members.
17303 (constraint_expr_type): Remove INCLUDES.
17304 (constraint_graph): Add size, implicit_preds, rep,
17305 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
17306 (FIRST_REF_NODE): New macro.
17307 (LAST_REF_NODE): Ditto.
17308 (FIRST_ADDR_NODE): Ditto.
17309 (find): New function.
17311 (dump_constraint): Do not handle INCLUDES.
17312 (insert_into_complex): Do not insert duplicate constraints.
17313 (condense_varmap_nodes): Renamed and rewritten into ...
17314 (merge_node_constraints): This. Also fix bug in handling of
17315 offseted copy constraints.
17316 (clear_edges_for_node): No longer need to deal with preds at all,
17317 or removing associated preds/succs.
17318 (merge_graph_nodes): Deal with indirect_cycles.
17319 Don't deal with predecessors.
17320 (add_implicit_graph_edge): New function.
17321 (add_pred_graph_edge): Ditto.
17322 (add_graph_edge): Don't deal with predecessors.
17323 (build_constraint_graph): Removed.
17324 (build_pred_graph): New function.
17325 (build_succ_graph): Ditto.
17326 (struct scc_info): Removed in_component. Added roots, dfs, and
17327 node_mapping. Remove visited_index, unification_queue.
17328 (scc_visit): Deal with union-find we do now.
17329 Deal with cycles with REF nodes.
17330 (collapse_nodes): Renamed and rewritten to ...
17331 (unify_nodes): This.
17332 (process_unification_queue): Removed.
17333 (topo_visit): Cleanup
17334 (do_da_constraint): Use find.
17335 (do_sd_constraint): Ditto.
17336 (do_ds_constraint): Ditto.
17337 (do_complex_constraint): Ditto.
17338 (init_scc_info): Update for removed and added members.
17339 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
17340 (find_indirect_cycles): This.
17341 (equivalence_class): New variable.
17342 (label_visit): New function.
17343 (perform_variable_substitution): Rewritten.
17344 (free_var_substitution_info): New function.
17345 (find_equivalent_node): Ditto.
17346 (move_complex_constraints): Ditto.
17347 (eliminate_indirect_cycles): Ditto.
17348 (solve_graph): Only propagate changed bits.
17349 Use indirect cycle elimination.
17351 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
17352 (tree_id_eq): Renamed to ...
17353 (tree_vi_eq): This. Update for member change
17354 (insert_id_for_tree): Renamed and rewritten to ...
17355 (insert_vi_for_tree): This.
17356 (lookup_id_for_tree): Renamed and rewritten to ...
17357 (lookup_vi_for_tree): This.
17358 (get_id_for_tree): Renamed and rewritten to ...
17359 (get_vi_for_tree): Ditto.
17360 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
17361 (process_constraint): Don't handle INCLUDES.
17362 Remove special ADDRESSOF case.
17363 (find_func_aliases): Rewrite to use vi functions instead of id
17365 (create_function_info_for): Ditto.
17366 (create_variable_info_for): Ditto.
17367 (intra_create_variable_infos): Ditto.
17368 (merge_smts_into): Ditto.
17369 (find_what_p_points_to): Ditto.
17370 (init_base_vars): Ditto.
17371 (init_alias_vars): Ditto.
17372 (remove_preds_and_fake_succs): New function.
17373 (dump_sa_points_to_info): Dump new stats.
17374 (dump_solution_for_var): Use find.
17375 (set_used_smts): Fix formatting.
17376 (compute_points_to_sets): Updated for new functions.
17377 (ipa_pta_execute): Ditto.
17379 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17380 Richard Sandiford <richard@codesourcery.com>
17382 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
17384 * calls.c (expand_call): If the return value is a PARALLEL,
17385 extract its first member.
17386 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
17387 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
17388 use FUNCTION_EXTRA_EPILOGUE.
17389 (m68k_function_value): Return a PARALLEL if the return value
17390 is of a pointer type.
17391 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
17392 (FUNCTION_EXTRA_EPILOGUE): Remove.
17393 * config/m68k/m68k.md (D0_REG): New constant.
17395 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17397 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
17398 output a NOP for empty epilogues.
17400 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17402 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
17403 before function. Extend register save check to include all
17404 registers, not just integer ones.
17406 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17408 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
17409 (m68k_use_return_insn): ...this.
17410 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
17411 * config/m68k/m68k.c (use_return_insn): Rename to...
17412 (m68k_use_return_insn): ...this.
17413 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
17414 of USE_RETURN_INSN.
17416 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17418 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
17419 nearest even, fix denormal rounding overflow.
17421 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17423 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
17424 f%$smove and f%$move.
17425 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
17426 (extendsfdf2_cf): Use fdmove instead of f%&move.
17427 (truncdfsf2_cf): Use fsmove instead of f%$smove.
17428 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
17430 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17432 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
17435 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17437 * real.h (real_format): Add a canonical_nan_lsbs_set field.
17438 (coldfire_single_format): Declare.
17439 (coldfire_double_format): Likewise.
17440 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
17441 of qnan_msb_set to determine the lower bits of a canonical
17443 (encode_ieee_double): Likewise.
17444 (encode_ieee_quad): Likewise.
17445 (ieee_single_format): Initialize canonical_nan_lsbs_set.
17446 (mips_single_format): Likewise.
17447 (ieee_double_format): Likewise.
17448 (mips_double_format): Likewise.
17449 (ieee_extended_motorola_format): Likewise.
17450 (ieee_extended_intel_96_format): Likewise.
17451 (ieee_extended_intel_128_format): Likewise.
17452 (ieee_extended_intel_96_round_53_format): Likewise.
17453 (ibm_extended_format): Likewise.
17454 (mips_extended_format): Likewise.
17455 (ieee_quad_format): Likewise.
17456 (mips_quad_format): Likewise.
17457 (vax_f_format): Likewise.
17458 (vax_d_format): Likewise.
17459 (vax_g_format): Likewise.
17460 (i370_single_format): Likewise.
17461 (i370_double_format): Likewise.
17462 (decimal_single_format): Likewise.
17463 (decimal_double_format): Likewise.
17464 (decimal_quad_format): Likewise.
17465 (c4x_single_format): Likewise.
17466 (c4x_extended_format): Likewise.
17467 (real_internal_format): Likewise.
17468 (coldfire_single_format): New real_format.
17469 (coldfire_double_format): Likewise.
17470 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
17471 canonical_nan_lsbs_set.
17472 (pdp11_d_format): Likewise.
17473 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
17474 if TARGET_COLDFIRE_CPU.
17476 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17478 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
17479 (output_call, m68k_legitimize_call_address): Declare.
17480 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
17481 parenthesees. Add support for a 'W' constraint.
17482 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
17483 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
17484 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
17485 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
17487 (override_options): Initialize them. Do not set flag_no_function_cse
17488 for TARGET_ID_SHARED_LIBRARY.
17489 (m68k_output_pic_call): Delete.
17490 (m68k_legitimize_call_address): New function.
17491 (print_operand): Remove the %o prefix. Handle the %p prefix.
17492 (output_call): New function.
17493 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
17494 target address from the GOT if symbolic jumps are not allowed.
17495 * config/m68k/m68k.md (call, general_operand): Do not set
17496 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
17497 Merge separate flag_pic and !flag_pic define_insns into...
17498 (*call, *call_value): ...these new patterns. Match the address
17499 rather than the containing MEM and require it to be a call_operand.
17500 Use output_call to generate the asm template.
17501 * config/m68k/predicates.md (const_call_operand): New predicate.
17502 (call_operand): Likewise.
17504 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17506 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
17507 (STACK_GROWS_DOWNWARD): Define to 1.
17508 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
17509 comments, emphasizing that these values are only defaults.
17510 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
17511 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
17513 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17515 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
17517 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17518 Richard Sandiford <richard@codesourcery.com>
17520 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
17521 (FP_REGNO_P): New macros.
17522 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
17523 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
17524 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
17525 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
17527 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17529 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17530 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
17532 * config/m68k/t-floatlib: New file, extracting common code from...
17533 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
17534 * config/m68k/t-uclinux: Here.
17535 * config/m68k/fpgnulib.c: Do not compile extendeed precision
17536 routines on ColdFire targets.
17538 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17540 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17541 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
17542 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
17543 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
17544 explicitly set MOTOROLA to 1.
17545 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
17547 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17548 Nathan Sidwell <nathan@codesourcery.com>
17550 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
17551 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
17552 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
17553 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
17554 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
17555 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
17556 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
17557 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
17558 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
17559 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
17560 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
17561 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
17562 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
17563 (DBX_REGISTER_NUMBER): Delete.
17564 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
17565 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
17566 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
17568 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17570 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
17571 * config/flat.h: New file.
17572 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
17573 OBJECT_FORMAT_FLAT.
17574 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
17575 indirect references for -msep-data or -mid-shared-library.
17576 Do not use PC-relative code addresses either.
17577 * config/m68k/m68k.c (override_options): Restrict -fPIC error
17579 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
17580 for shared libraries and crt1.o for executables. Use crti.o and
17582 (ENDFILE_SPEC): Use crtend.o and crtn.o.
17583 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
17584 Do not add -elf2flt or -shared-lib-id options here.
17585 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
17586 Pass -shared-lib-id if -mid-shared-library, taking the library
17587 identifier from -mshared-library-id if given, otherwise
17589 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
17590 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
17591 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
17592 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
17593 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
17594 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
17596 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
17597 jump sequence for ISA A and ISA A+.
17598 (PICJUMP): Likewise.
17600 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17602 * config.gcc (m68k-*-uclinux*): Base the port on the common
17603 and m68k GNU/Linux files rather than on the generic ELF ones.
17604 * config/m68k/uclinux.h (TARGET_VERSION): Override.
17605 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
17607 2007-01-18 Julian Brown <julian@codesourcery.com>
17608 Richard Sandiford <richard@codesourcery.com>
17610 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
17611 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
17612 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
17614 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
17615 80 unconditionally.
17616 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
17618 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17620 * doc/install.texi: Document m68k-uclinuxoldabi.
17621 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
17622 * config/m68k/uclinux-oldabi.h: New file, copied from
17623 config/m68k/uclinux.h.
17625 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
17627 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
17628 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
17629 (m32r_compute_frame_size): Use unsigned for regno.
17630 (m32r_reload_lr): Use gen_frame_mem.
17632 (m32r_output_function_epilogue): Don't output the function epilogue
17634 (m32r_expand_epilogue): New.
17635 (direct_return): Return false if the function has the interrupt
17637 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
17638 * config/m32r/m32r.md (epilogue): New expander.
17639 (return_lr, return_rte): New insns.
17640 (return): Make it expander.
17641 (return_normal): New expander.
17643 2007-01-18 Josh Conner <jconner@apple.com>
17646 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
17647 support for UNLE, UNLT, UNGE, and UNGT.
17649 2007-01-18 Jan Hubicka <jh@suse.cz>
17651 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
17652 * tree-tailcall (add_virtual_phis): Likewise.
17653 (optimize_tail_call): Return TODOs.
17654 (execute_tail_calls): Return TODOs.
17655 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
17656 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
17658 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
17659 Cleanup cfg using TODO.
17660 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
17661 * passes.c (execute_function_todo): When cleanup did something, remove
17663 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
17664 (make_edges): Don't cleanup_cfg.
17666 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
17668 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
17669 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
17670 operate on the top of stack.
17671 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
17672 register handling of instructions that output to the second
17674 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
17675 (move_for_stack_reg): Special-case check for dead destination
17676 stack slot for constant load of 1.0 inside UNSPEC_TAN.
17678 * config/i386/i386.md (UNSPEC_TAN): New constant.
17679 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
17680 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
17681 to correctly model move of constant 1.0 to top stack slot.
17682 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
17683 (unnamed peephole2 pattern): Remove corresponding peephole2
17684 pattern that optimizes tan insn and loading of constant 1.0.
17685 (tanxf2): Use fptanxf4_i387.
17686 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
17687 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
17688 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17689 disable patterns for SSE math.
17690 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
17691 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
17693 2007-01-18 Dirk Mueller <dmueller@suse.de>
17694 Richard Guenther <rguenther@suse.de>
17697 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
17698 * common.opt (Warray-bounds): Add new warning option.
17699 * c-opts.c (c_common_handle_option): Define -Warray-bounds
17701 * Makefile.in: make tree-vrp.o depend on toplev.h
17702 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
17704 (check_array_refs, check_array_bounds, check_array_ref): New.
17706 2007-01-18 Jan Hubicka <jh@suse.cz>
17708 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
17709 (execute_ssa_ccp): Return flags conditionally.
17710 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
17712 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
17714 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
17716 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
17717 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
17719 * Makefile.c (GTFILES): Add cfglayout.h.
17720 * gengtype.c (open_base_files): Likewise.
17721 * cfglayout.c (cfg_layout_function_footer,
17722 cfg_layout_function_header) Reindent to make gengtype happy.
17723 * cfglayout.h (cfg_layout_function_footer,
17724 cfg_layout_function_header): Add GTY(()) marker.
17726 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
17728 2007-01-18 Ben Elliston <bje@au.ibm.com>
17730 * genautomata.c (write_automata): Include xstrerror output in the
17731 error message if writing the DFA description file fails.
17733 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
17735 * config/mips/mips-protos.h (mips_output_external): Make it
17737 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
17738 * config/mips/mips.c (irix_output_external_libcall): Likewise.
17739 (extern_list): Likewise.
17740 (extern_head): Likewise.
17741 (TARGET_ASM_FILE_END): Likewise.
17742 (mips_file_end): Likewise.
17743 (mips_output_external): Rewritten.
17745 2007-01-18 Ben Elliston <bje@au.ibm.com>
17747 * genpreds.c (write_insn_preds_c): Only write out the function
17748 body for regclass_for_constraint if we have register constraints.
17750 2007-01-17 Tom Tromey <tromey@redhat.com>
17752 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
17753 * doc/install.texi (Testing): Use sourceware.org.
17754 (Binaries): Likewise.
17755 (Specific): Likewise.
17756 * doc/contrib.texi (Contributors): Use sourceware.org.
17758 2007-01-17 Anatoly Sokolov <aesok@post.ru>
17760 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
17761 (AVR_ENHANCED): Rename to ...
17762 (AVR_HAVE_MUL): ... new.
17763 (avr_enhanced_p): Rename to ...
17764 (avr_have_mul_p): ... new.
17765 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
17766 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
17767 * config/avr/avr.c (avr_enhanced_p): Rename to ...
17768 (avr_have_mul_p): ... new.
17769 (base_arch_s): Rename 'enhanced' to 'have_mul'.
17770 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
17771 'avr_enhanced_p' and 'enhanced'.
17772 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
17773 AVR_HAVE_MUL instead of AVR_ENHANCED.
17774 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
17775 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
17776 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
17777 instead of AVR_ENHANCED.
17778 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
17779 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
17780 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
17782 2007-01-17 Ian Lance Taylor <iant@google.com>
17784 * vec.h (VEC_reserve_exact): Define.
17785 (vec_gc_p_reserve_exact): Declare.
17786 (vec_gc_o_reserve_exact): Declare.
17787 (vec_heap_p_reserve_exact): Declare.
17788 (vec_heap_o_reserve_exact): Declare.
17789 (VEC_OP (T,A,reserve_exact)): New static inline function, three
17791 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
17792 negative parameter.
17793 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
17794 (VEC_OP (T,A,copy)) [all versions]: Likewise.
17795 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
17796 * vec.c (calculate_allocation): Add exact parameter. Change all
17798 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
17799 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
17800 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
17801 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
17802 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
17803 (vec_heap_p_reserve_exact): New function.
17804 (vec_heap_o_reserve_exact): New function.
17806 2007-01-17 Jan Hubicka <jh@suse.cz>
17808 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
17810 2007-01-17 Eric Christopher <echristo@apple.com>
17812 * config.gcc: Support core2 processor.
17814 2007-01-16 Jan Hubicka <jh@suse.cz>
17816 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
17817 the names, just unlink the chain so we don't crash on dangling
17821 2007-01-16 Jan Hubicka <jh@suse.cz>
17823 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
17824 * tree-pass.h: Reorder to make IPA passes appear toegher.
17825 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
17827 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
17828 parameters, do not call early inliner.
17829 * ipa-inline.c: Update comments. Include tree-flow.h
17830 (cgraph_decide_inlining): Do not compute inlining parameters.
17831 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
17832 be called with function context set up.
17833 (pass_ipa_inline): Remove unreachable functions before pass.
17834 (cgraph_early_inlining): Simplify assuming to be called from the
17836 (pass_early_inline): New pass.
17837 (cgraph_gate_ipa_early_inlining): New gate.
17838 (pass_ipa_early_inline): Turn into simple wrapper.
17839 (compute_inline_parameters): New function.
17840 (gate_inline_passes): New gate.
17841 (pass_inline_parameters): New pass.
17842 (apply_inline): Move here from tree-optimize.c
17843 (pass_apply_inline): New pass.
17844 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
17846 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
17847 doing them by hand.
17848 (tree_function_versioning): Do not allocate dummy struct function.
17849 * tree-inline.h (optimize_inline_calls): Update prototype.
17850 * tree-optimize.c (execute_fixup_cfg): Export.
17851 (pass_fixup_cfg): Remove
17852 (tree_rest_of_compilation): Do not apply inlines.
17853 * tree-flow.h (execute_fixup_cfg): Declare.
17854 * Makefile.in (gt-passes.c): New.
17855 * passes.c: Include gt-passes.h
17856 (init_optimization_passes): New passes.
17857 (nnodes, order): New static vars.
17858 (do_per_function_toporder): New function.
17859 (execute_one_pass): Dump current pass here.
17860 (execute_ipa_pass_list): Don't dump current pass here.
17862 2007-01-16 Janis Johnson <janis187@us.ibm.com>
17864 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
17865 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
17867 2007-01-16 David Edelsohn <edelsohn@gnu.org>
17869 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
17870 (strong_alias): Define.
17871 (__gcc_qmul): Provide non-FMA for soft-float.
17872 (__gcc_qdiv): Same.
17877 (__gcc_qunord): New.
17887 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
17888 soft-float functions.
17889 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
17890 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
17891 about long double soft float.
17893 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
17894 Tehila Meyzels <tehila@il.ibm.com>
17896 * tree-vectorizer.h (is_pattern_stmt_p): New.
17897 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
17898 formatting (tabs instead of spaces). Cleanup and clarify setting
17899 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
17900 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
17901 (vectorizable_type_demotion): Check that types are integral.
17902 (vectorizable_type_promotion): Likewise.
17903 (vectorizable_store): Fix typo. Eliminate new-line at end of
17906 2007-01-16 Jan Hubicka <jh@suse.cz>
17908 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
17911 2007-01-15 Eric Christopher <echristo@apple.com>
17913 * ifcvt.c: Include vec.h, vecprim.h.
17914 (check_cond_move_block): New argument regs.
17915 Reorganize. Add registers used to regs.
17916 (cond_move_process_if_block): Use regs set above as
17919 2007-01-15 Eric Christopher <echristo@apple.com>
17921 * config/darwin.h: Update copyright.
17922 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
17923 (LINK_COMMAND_SPEC): Add -u.
17924 (LINK_SPEC): Fix umbrella for above.
17926 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
17928 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
17931 2007-01-15 Tom Tromey <tromey@redhat.com>
17933 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
17934 * doc/install.texi (Testing): Don't mention jacks.
17935 (Configuration): Document --enable-java-maintainer-mode. Move
17936 --with-java-home to libgcj-specific section. Document
17938 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
17940 2007-01-15 Jan Hubicka <jh@suse.cz>
17942 * tree-ssa-dce.c (DCE_TODOs): New.
17943 (propagate_necessity): Return if something changed.
17944 (eliminate_unnecessary_stmts): Likewise.
17945 (perform_tree_ssa_dce): Return TODO flags when needed.
17946 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
17948 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
17950 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
17951 (fyl2x_extend<mode>xf3_i387): New insn pattern.
17952 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
17953 patterns using X87MODEF12 mode macro. Extend operand 1
17954 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
17955 (log10<mode>2): Ditto.
17956 (log2<mode>2): Ditto.
17957 (log1p<mode>2): Ditto.
17958 (logb<mode>2): Ditto.
17959 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
17960 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
17961 (*fxtractxf3_i387): Rename from *fxtractxf3.
17962 (fxtract_extend<mode>xf3_i387): New insn pattern.
17963 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
17964 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
17965 and gen_fyl2xxf3_i387().
17967 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
17969 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
17970 * cfgloopmanip.c (fix_loop_placement): Made static. Use
17971 get_loop_exit_edges. Changed return type to bool.
17972 * cfgloop.h (fix_loop_placement): Declaration removed.
17974 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
17976 * param.h (MIN_VECT_LOOP_BOUND): New.
17977 * params.def (MIN_VECT_LOOP_BOUND): New.
17978 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
17979 argument - minimum threshold for number of iterations.
17980 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
17981 argument to declaration.
17982 * tree-vect-analyze.c (vect_analyze_operations): Check value of
17983 MIN_VECT_LOOP_BOUND.
17984 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
17985 slpeel_tree_peel_loop_to_edge with additional argument.
17986 (vect_do_peeling_for_alignment): Likewise.
17987 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
17989 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
17992 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
17993 operands of size 1.
17995 2007-01-14 Jan Hubicka <jh@suse.cz>
17997 * tree-dfa.c (remove_referenced_var): New function.
17998 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
17999 prune referenced vars list too.
18000 * tree-flow.h (remove_referenced_var): Declare.
18002 2007-01-14 Jan Hubicka <jh@suse.cz>
18004 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
18006 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
18007 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
18008 * except.h (verify_eh_throw_table_statements): Kill prototype.
18009 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
18010 into call exrepssions.
18011 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
18013 * tree-cfg.c: Include pointer-set.h.
18014 (verify_node_sharing): Work on pointer set.
18015 (verify_eh_throw_stmt_node): New.
18016 (verify_stmts): Use pointers sets, verify throw_stmt.
18018 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
18020 * ipa-reference.c (analyze_function): Consider also addresses taken
18023 2007-01-12 Roger Sayle <roger@eyesopen.com>
18025 * c-typeck.c (null_pointer_constant_p): Replace use of
18026 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
18027 (build_c_cast): Likewise.
18029 2007-01-12 Roger Sayle <roger@eyesopen.com>
18031 * tree.h (force_fit_type_double): Remove unused final argument.
18032 * c-common.c (constant_expression_warning): Replace use of
18033 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
18034 (convert_and_check): Likewise.
18035 (shorten_compare): Update call to force_fit_type_double.
18036 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
18037 * convert.c (convert_to_pointer): Update call to
18038 force_fit_type_double.
18039 * fold-const.c (force_fit_type_double): Remove overflowed_const
18041 (int_const_binop, fold_convert_const_int_from_int,
18042 fold_convert_const_int_from_real, fold_div_compare,
18043 fold_sign_changed_comparison, fold_unary, fold_negate_const,
18044 fold_abs_const, fold_not_const): Remove the final argument from
18045 calls to force_fit_type_double.
18047 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
18049 * configure.ac: Set insn to "nop" for spu-*-* also.
18050 * configure: Regenerate.
18052 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
18054 * builtins.def : Add BUILT_IN_FREE.
18056 2007-01-12 Jan Hubicka <jh@suse.cz>
18058 PR tree-optimization/30443
18059 * tree-inline.c (tree_function_versioning): Do not optimize when
18060 cloning for inlining.
18062 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
18064 * doc/loop.texi: Document recording of loop exits.
18065 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
18066 (update_single_exits_after_duplication,
18067 update_single_exit_for_duplicated_loop,
18068 update_single_exit_for_duplicated_loops): Removed.
18069 (duplicate_loop_to_header_edge): Do not call
18070 update_single_exits_after_duplication and
18071 update_single_exit_for_duplicated_loops.
18072 (loop_version): Do not update single_exit information.
18073 (fix_loop_structure): Use record_loop_exits instead of
18074 mark_single_exit_loops.
18075 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
18076 the lists of loop exits.
18077 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
18078 split_edge, merge_blocks): Update the lists of loop exits.
18079 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
18080 loop_optimizer_init.
18081 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
18082 of mark_single_exit_loops.
18083 (loop_optimizer_finalize): Call release_recorded_exits.
18084 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
18085 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
18086 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
18087 update single exit information.
18088 * lambda-code.c (perfect_nestify): Ditto.
18089 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
18090 (mark_single_exit_loops): Removed.
18091 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
18092 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
18093 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
18095 (get_loop_exit_edges, single_exit): Use recorded exit lists.
18096 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
18097 (verify_loop_structure): Verify consistency of the exit lists.
18098 (flow_loops_find): Use alloc_loop. Initialize exits hash.
18099 (set_single_exit): Removed.
18100 * cfgloop.h (struct loop_exit): New function.
18101 (struct loop): single_exit_ field replaced by exits field.
18102 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
18103 LOOPS_HAVE_RECORDED_EXITS.
18104 (struct loops): Added exits hash.
18105 (mark_single_exit_loops, set_single_exit): Declaration removed.
18106 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
18108 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18110 * doc/invoke.texi: Avoid use of @headitem.
18112 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18114 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
18116 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18118 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
18121 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
18122 Richard Sandiford <richard@codesourcery.com>
18124 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
18125 * config/m68k/m68k.opt: Resort options.
18126 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
18128 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
18129 Richard Sandiford <richard@codesourcery.com>
18131 * doc/invoke.texi: Document the macros that are defined by
18132 m68k's -mtune and -mhard-float options.
18133 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
18134 (m68k_cpp_cpu_family): Likewise.
18135 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
18136 of __ucfv*__ macros. Define __mcffpu__ if generating code for
18137 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
18138 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
18139 (m68k_cpp_cpu_family): Likewise.
18141 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18143 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
18144 macros besides mc68000 as tuning macros. Use a switch statement
18145 to set them and mcpu32.
18147 2007-01-12 Julian Brown <julian@codesourcery.com>
18149 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
18150 (TARGET_68040_ONLY): Rename to...
18151 (TARGET_68040): ...this.
18152 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
18153 * config/m68k/m68k.md: Likewise.
18155 2007-01-12 Julian Brown <julian@codesourcery.com>
18156 Nathan Sidwell <nathan@codesourcery.com>
18157 Richard Sandiford <richard@codesourcery.com>
18159 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
18160 the -mcpu= argument associated with the --with-cpu setting.
18161 Define M68K_DEFAULT_TUNE to the default -mtune= option,
18162 if different from the one implied by the -mcpu setting.
18163 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
18164 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
18165 * doc/invoke.texi: Mention ColdFire in the introduction to the
18166 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
18167 -mno-div and -mhard-float options. Make -m68881 a synonym for
18168 -mhard-float. Document the previously-undocumented -m5206e,
18169 -m528x, -m5307 and -m5407 options. Tweak the existing option
18170 documentation for consistency.
18171 * doc/install.texi: Mention new --with-cpu arguments.
18172 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
18173 default CPU if neither -mcpu nor -march are specified.
18174 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
18175 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
18176 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
18177 using m68k_tune to decide between families that implement the
18178 same ISA. Use m68k_tune to set __mcfv4e__.
18179 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
18180 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
18181 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
18182 (FL_ISA_C, FL_ISA_MMU): New macros.
18183 (MASK_COLDFIRE): Delete.
18184 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
18185 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
18186 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
18187 (TARGET_HARD_FLOAT): Do not define here.
18188 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
18189 (TUNE_68000): New macro.
18190 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
18191 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
18192 (TUNE_CFV2): Redefine in terms of m68k_tune.
18193 (uarch_type, target_device, fpu_type): New enums.
18194 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
18195 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
18196 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
18197 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
18198 (FL_FOR_isa_c): New macros.
18199 (m68k_isa): New enum.
18200 (m68k_target_selection): New structure.
18201 (all_devices, all_isas, all_microarchs): New tables.
18202 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
18203 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
18204 (MASK_ALL_CPU_BITS): Delete.
18205 (m68k_find_selection): New function.
18206 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
18207 Map the legacy target options to a combination of the new ones.
18208 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
18209 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
18210 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
18212 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
18213 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
18215 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
18216 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
18217 * config/m68k/m68k-devices.def: New file.
18219 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18220 Nathan Sidwell <nathan@codesourcery.com>
18222 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
18223 (SUBTARGET_EXTRA_SPECS): New macros.
18224 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
18225 use %(asm_cpu_spec) instead.
18226 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
18227 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
18228 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
18229 (EXTRA_SPECS): Rename to...
18230 (SUBTARGET_EXTRA_SPECS): ...this.
18232 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
18233 Richard Sandiford <richard@codesourcery.com>
18234 Julian Brown <julian@codesourcery.com>
18236 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
18237 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
18238 to the configuration's default CPU.
18239 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
18240 Remove default masks.
18241 (m680[012]0-*-*): Set the default with_cpu to the first part of
18243 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
18244 (m68k*-*-linux): Extend the --with-cpu handling to...
18245 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
18246 and m68010. Don't set target_cpu_default2.
18247 * doc/install.texi: Document --with-cpu for m68k.
18248 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
18249 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
18250 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
18251 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
18252 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
18253 (ASM_SPEC): Remove use of %(asm_cpu_default).
18254 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
18255 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
18256 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
18257 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
18258 __HAVE_FPU__ if TARGET_HARD_FLOAT.
18259 (TARGET_DEFAULT): Delete.
18260 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
18261 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
18262 (CPP_CPU_SPEC): Delete.
18263 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
18264 the appropriate string.
18265 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
18266 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
18267 (ASM_SPEC): Don't use %(asm_default_spec).
18268 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
18269 TARGET_DEFAULT and add MASK_68881.
18270 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
18272 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18274 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
18275 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
18276 MASK_68010 alongside MASK_68020.
18277 * doc/invoke.texi: Document -m68010.
18278 * config/m68k/m68k.opt (m68010): New.
18279 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
18281 (TUNE_68010): New macro.
18282 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
18283 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
18284 (M68K_CPU_m68332): Add MASK_68010.
18285 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
18286 fallback definition.
18287 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
18289 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
18290 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
18291 to all entries that use MASK_68020.
18292 (output_move_simode_const, output_move_himode, output_move_qimode)
18293 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
18294 instead of TARGET_68020 to select clr behavior. Remove comment
18295 about there being no TARGET_68010.
18296 * config/m68k/m68k.md: Likewise throughout.
18298 2007-01-12 Julian Brown <julian@codesourcery.com>
18300 * config/m68k/m68k.h (TARGET_ISAB): New macro.
18301 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
18302 * config/m68k/m68k.md: Likewise.
18304 2007-01-12 Julian Brown <julian@codesourcery.com>
18306 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
18307 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
18309 2007-01-12 Julian Brown <julian@codesourcery.com>
18311 * config/m68k/m68k.h (TUNE_68040_60): New macro.
18312 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
18313 * config/m68k/m68k.md: Likewise.
18315 2007-01-12 Julian Brown <julian@codesourcery.com>
18316 Richard Sandiford <richard@codesourcery.com>
18318 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
18319 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
18320 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
18322 (TARGET_CPU32): Rename to...
18323 (TUNE_CPU32): ...this.
18324 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
18325 (TUNE_CFV2): New macros.
18326 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
18327 remove conditions that are implied by TARGET_68020.
18328 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
18329 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
18330 (m68k_output_function_epilogue): Likewise.
18331 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
18332 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
18333 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
18334 non-68000 timings. Refactor multiplication and division costs.
18335 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
18336 TUNE_CPU32 instead of TARGET_CPU32.
18337 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
18338 and TUNE_68060 instead of TARGET_68060.
18339 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
18340 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
18342 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
18343 && !TARGET_COLDFIRE" to choose between moveq and clr.
18344 Likewise in the unnamed movsf pattern.
18345 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
18346 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
18349 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18351 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
18352 of tabbing before backslashes.
18354 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18356 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
18357 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
18358 (ASM_OUTPUT_INTERNAL_LABEL): Define.
18360 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
18362 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
18363 find_interesting_uses_cond.
18364 (find_interesting_uses_cond): Use extract_cond_operands.
18365 (rewrite_use_compare): Use extract_cond_operands and
18366 force_gimple_operand_bsi. Do not call update_stmt.
18367 (determine_use_iv_cost_condition): Use extract_cond_operands.
18368 Return cheaper of using original bound and changing the exit bound.
18370 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
18372 PR tree-optimization/29516
18373 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
18374 most_expensive_mult_to_index, addr_to_parts,
18375 create_mem_ref, maybe_fold_tmr): Make the type of
18376 fields of TARGET_MEM_REF sizetype.
18377 (move_fixed_address_to_symbol, move_pointer_to_base):
18379 * tree.def (TARGET_MEM_REF): Add comment on types of
18382 2007-01-11 Joseph Myers <joseph@codesourcery.com>
18384 * c-common.c (vector_types_convertible_p): Treat opaque types as
18385 always convertible if they have the same size, but not otherwise.
18387 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
18389 * ifcvt.c (struct noce_if_info): Add comments to the fields.
18390 Remove the b_unconditional field.
18391 (noce_try_sign_mask): Do not look at b_unconditional.
18392 (noce_process_if_block): Do not use merge_if_blocks. Update
18393 the CFG here. Do not set b_unconditional.
18394 (cond_move_process_if_block): Likewise.
18395 (find_cond_trap): Likewise.
18396 (check_cond_move_block): Require simple jump insns at the end
18397 of the basic block.
18399 2007-01-11 Jan Hubicka <jh@suse.cz>
18401 PR tree-optimization/1046
18402 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
18403 when alias info is not ready.
18404 (pass_tail_recursion): Do not require aliasing.
18405 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
18406 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
18407 * tree-ssa-copy.c (pass_copy_prop): Likewise.
18408 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
18409 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
18410 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
18411 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
18413 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
18414 When aliasing is not build, mark statement as volatile.
18416 2007-01-11 Tom Tromey <tromey@redhat.com>
18418 PR preprocessor/15185, PR preprocessor/20989:
18419 * doc/cppopts.texi <-MT>: Update description of algorithm for
18420 computing default target.
18421 <-M, -MD>: Reword "basename" text.
18423 2007-01-11 Roger Sayle <roger@eyesopen.com>
18425 * builtins.c (expand_builtin_pow, expand_builtin_powi,
18426 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
18427 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
18428 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
18429 fold_builtin_bswap, real_constp, fold_builtin_pow,
18430 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
18431 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
18432 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
18433 * convert.c (convert_to_pointer): Likewise.
18434 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
18435 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
18436 const_binop, fold_convert_const_int_from_int,
18437 fold_convert_const_int_from_real,
18438 fold_convert_const_real_from_real, sign_bit_p,
18439 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
18440 fold_sign_changed_comparison, fold_unary, fold_comparison,
18441 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
18442 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
18443 * print-tree.c (print_node_brief, print_node): Likewise.
18444 * stor-layout.c (place_field, layout_type): Likewise.
18445 * tree-chrec.c (keep_cast): Likewise.
18446 * tree.c (build_vector, build_real, build_real_from_int_cst,
18447 build_complex): Likewise.
18449 2007-01-11 Roger Sayle <roger@eyesopen.com>
18451 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
18452 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
18454 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
18456 * configure.ac (strict1_warn): Rename to strict_warn.
18457 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
18458 cc_set_by_configure, quoted_cc_set_by_configure,
18459 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
18460 all_boot_languages, all_stagestuff): Remove.
18461 (target_list): Remove bootstrap targets.
18462 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
18463 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
18464 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
18465 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
18466 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
18467 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
18468 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
18469 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
18470 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
18471 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
18472 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
18473 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
18474 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
18475 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
18476 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
18477 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
18478 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
18479 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
18480 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
18481 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
18482 (mostlyclean): Adjust.
18483 (clean, distclean): Don't mention bootstrap stuff.
18484 * configure: Regenerate.
18485 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
18486 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
18487 treelang/config-lang.in (stagestuff): Remove.
18488 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
18489 stageprofile, stagefeedback, stagestuff): Remove mention.
18491 2007-01-11 Nick Clifton <nickc@redhat.com>
18493 * config/mcore/predicates.md (mcore_general_movesrc_operand):
18495 (mcore_general_movdst_operand): Do not accept CONST_INTs.
18496 (mcore_arith_K_S_operand): Run the test for the S constraint not
18497 the test for the M constraint.
18498 (mcore_addsub_operand): Do not accept integer values that are
18499 larger than 32 bits.
18500 * config/mcore/mcore.md: Remove unused constraints from split.
18501 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
18502 (addsi3): Likewise.
18503 (allocate_stack): Likewise.
18504 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
18505 operands to 32 bits.
18506 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
18508 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
18509 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
18510 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
18511 mcore_output_bclri, mcore_output_andn, output_inline_const,
18512 mcore_output_move, mcore_output_movedouble): Likewise.
18513 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
18514 (output_inline_const): Likewise.
18515 (output_inline_const): Fix format strings used in sprintf
18517 * config/mcore/mcore-protos.h: Update prototypes for changed
18518 functions in mcore.c.
18519 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
18520 HOST_WIDE_INT and not int.
18521 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
18522 CONST_OK_FOR_N): Likewise.
18523 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
18524 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
18527 2007-01-10 Jan Hubicka <jh@suse.cz>
18529 * tree-vrp.c (remove_range_assertions): Release defs.
18530 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
18531 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
18533 2007-01-10 Paul Brook <paul@codesourcery.com>
18535 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
18536 * config/arm/arm.md (mulsi3subsi): New insn.
18538 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
18540 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
18541 (tree_transform_and_unroll_loop): New.
18542 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
18545 2007-01-10 Robert Kennedy <jimbob@google.com>
18547 * fold-const.c (fold_comparison): Fold comparisons like (x *
18548 1000 < 0) to (x < 0).
18550 2007-01-10 Ian Lance Taylor <iant@google.com>
18552 * tree-pretty-print.c (dump_generic_node): Print parentheses when
18553 operands have the same priority.
18555 2007-01-10 Tom Tromey <tromey@redhat.com>
18557 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
18558 (fold_binary): Likewise.
18559 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
18560 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
18561 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
18562 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
18563 * langhooks.h (struct lang_hooks): Removed field
18564 'can_use_bit_fields_p'.
18566 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
18568 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
18570 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
18572 * function.c (get_last_funcdef_no): New function.
18573 * function.h (get_last_funcdef_no): Declare.
18574 * tree-inline.c (initialize_cfun): Add initialization.
18575 (tree_function_versioning): Cleanup.
18577 2007-01-10 Jan Hubicka <jh@suse.cz>
18579 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
18582 2007-01-10 Sa Liu <saliu@de.ibm.com>
18583 Ben Elliston <bje@au.ibm.com>
18585 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
18586 for SAVE_NONLOCAL and Pmode for any other save level.
18587 * spu-protos.h (spu_restore_stack_block): Declare.
18588 * spu.md (save_stack_block): Remove.
18589 (restore_stack_block): Call spu_restore_stack_block.
18590 * spu.c (spu_restore_stack_block): New function.
18591 (spu_expand_epilogue): Remove old comment.
18593 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
18595 PR tree-optimization/30322
18596 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
18597 (cand_value_at): Return the value as aff_tree.
18598 (may_eliminate_iv): Convert the bound from aff_tree to tree.
18599 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
18600 aff_combination_mult): New functions.
18601 (aff_combination_add): Use aff_combination_add_cst.
18602 (aff_combination_convert): Allow conversions to a wider type.
18603 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
18604 * tree-affine.h (aff_combination_mult): Declare.
18606 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
18608 * doc/tm.texi: Update documentation to reflect reality of exec
18609 and start file search behaviours. Update copyright year.
18610 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
18611 header file directories.
18613 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
18615 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
18616 (*cosxf2): Rename to cosxf2_i387.
18617 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
18618 using X87MODEF12 mode macro. Rename patterns to
18619 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
18621 (*cosdf2, *cossf2): Ditto.
18622 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
18623 to match extended input operands.
18624 (sincos<mode>3): New expander.
18625 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
18626 insn patterns and corresponding splitters.
18628 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
18630 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
18631 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
18633 2007-01-09 Nicolas Pitre <nico@cam.org>
18636 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
18638 2007-01-08 Geoffrey Keating <geoffk@apple.com>
18640 * target.h (struct gcc_target): New field library_rtti_comdat.
18641 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
18642 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
18643 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
18644 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
18646 2007-01-08 Geoffrey Keating <geoffk@apple.com>
18648 * doc/invoke.texi (Optimize Options): Correct description of -O0.
18650 2007-01-08 Richard Guenther <rguenther@suse.de>
18652 * tree.h (force_fit_type_double): Export.
18653 (force_fit_type): Remove.
18654 * fold-const.c (force_fit_type_double): New function.
18655 (force_fit_type): Remove.
18656 (int_const_binop): Use it.
18657 (fold_convert_const_int_from_int): Likewise.
18658 (fold_convert_const_int_from_real): Likewise.
18659 (fold_div_compare): Likewise.
18660 (fold_sign_changed_comparison): Likewise.
18661 (fold_unary): Likewise.
18662 (fold_negate_const): Likewise.
18663 (fold_abs_const): Likewise.
18664 (fold_not_const): Likewise.
18665 * c-common.c (shorten_compare): Use force_fit_type_double.
18666 * convert.c (convert_to_pointer): Likewise.
18668 2007-01-08 Richard Guenther <rguenther@suse.de>
18670 * tree.h (build_int_cst_wide_type): Export.
18671 * tree.c (build_int_cst_wide_type): New function.
18672 (build_int_cst_wide): Fix comment.
18673 * builtins.c (fold_builtin_object_size): Use build_int_cst
18674 to build -1 or 0 of the correct type. Use fit_double_type
18675 to check for overflow.
18676 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
18678 (decode_field_reference): Likewise.
18679 (all_ones_mask_p): Likewise.
18680 (native_interpret_int): Use build_int_cst_wide_type.
18681 (fold_binary): Use build_int_cst_type to build an all-ones
18683 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
18685 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
18687 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
18689 2007-01-09 Ben Elliston <bje@au.ibm.com>
18691 * genautomata.c (STATS_OPTION): New option.
18692 (stats_flag): New flag.
18693 (gen_automata_option): Handle it.
18694 (initiate_automaton_gen): Ditto.
18695 (write_automata): Output statistics only if stats_flag is
18696 set. Likewise, output time statistics only if time_flag is set.
18697 * doc/md.texi (Processor pipeline description): Document new flag.
18699 2007-01-08 Richard Guenther <rguenther@suse.de>
18701 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
18702 * tree.c (build_int_cst_type): Likewise.
18703 (size_in_bytes): Don't call force_fit_type on the result.
18704 (int_fits_type_p): Use fit_double_type.
18705 * fold-const.c (fit_double_type): New function.
18706 (force_fit_type): Use it.
18707 * tree.h (fit_double_type): Export.
18709 2007-01-08 Jan Hubicka <jh@suse.cz>
18711 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
18712 * ipa.c (function_and_variable_visibility): Fix return type.
18714 2007-01-08 Richard Guenther <rguenther@suse.de>
18716 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
18717 of offset to build the index.
18718 * tree-pretty-print.c (dump_generic_node): Don't build negated
18719 const just for printing.
18720 * c-pretty-print.c (pp_c_integer_constant): Likewise.
18721 * builtins.c (fold_builtin_int_roundingfn): Check if result
18722 fits the type by using force_fit_type and comparing the result.
18723 * predict.c (predict_loops): Use compare_tree_int for comparison.
18724 * tree.c (build_int_cst): Fall back to integer_type_node for
18726 (build_int_cst_wide): Assert type is non-null.
18728 2007-01-08 Roberto Costa <roberto.costa@st.com>
18730 * tree-vrp.c (extract_range_from_cond_expr): New.
18731 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
18732 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
18734 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
18735 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
18736 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
18737 used as expressions.
18738 * tree-object-size.c (cond_expr_object_size): New.
18739 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
18741 2007-01-08 Jan Hubicka <jh@suse.cz>
18743 * tree-ssa-forwprop.c (forward_propagate_into_cond,
18744 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
18747 2007-01-08 Richard Guenther <rguenther@suse.de>
18749 PR tree-optimization/23603
18750 * tree-vrp.c (set_value_range_to_truthvalue): New function.
18751 (extract_range_from_binary): Fall back to truthvalue instead of
18752 varying for TRUTH_*_EXPR.
18753 (extract_range_from_comparison): Fall back to truthvalue instead of
18755 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
18756 if all visited PHI values were constant.
18758 2007-01-08 Jan Hubicka <jh@suse.cz>
18760 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
18761 (cgraph_analyze_function): break out from ...
18762 (cgraph_finalize_compilation_unit): ... here.
18763 (cgraph_expand_function): Remove forgoten commented out line.
18764 (cgraph_optimize): Analyze functions.
18766 2007-01-08 Jan Hubicka <jh@suse.cz>
18768 * tree-pas.h (TODO_remove_function): New flag.
18769 (TODO_update*): Renumber.
18770 (pass_ipa_increase_alignment,
18771 pass_ipa_function_and_variable_visibility): New passes.
18772 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
18773 (cgraph_function_and_variable_visibility): Move to ipa.c
18774 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
18775 cgraph_increase_alignment.
18776 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
18777 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
18778 calling tree-inline.
18779 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
18780 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
18781 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
18782 (gate_increase_alignment): New function.
18783 (pass_ipa_increase_alignment): New pass.
18784 * ipa.c: Inline tree-pass.h and timevar.h
18785 (function_and_variable_visibility): Move here from cgraphunit.c
18786 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
18787 * passes.c (init_optimization_passes): Add the two new passes.
18788 (execute_todo): Handle cgraph_remove_functions.
18790 2007-01-08 Nick Clifton <nickc@redhat.com>
18792 * config/frv/predicates.md (reg_or_0_operand): Accept
18795 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
18797 * config/bfin/rtems.h, config/bfin/t-rtems: New.
18798 * config.gcc: Add bfin*-rtems*.
18800 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
18802 * c.opt: Add -flax-vector-conversions.
18803 * c-typeck.c (convert_for_assignment): Pass flag to
18804 vector_types_convertible_p to allow emission of note.
18805 (digest_init): Likewise.
18806 * c-opts.c: Handle -flax-vector-conversions.
18807 * c-common.c (flag_lax_vector_conversions): New.
18808 (vector_types_convertible_p): Unless -flax-vector conversions
18809 has been passed, disallow conversions between vectors with
18810 differing numbers of subparts and/or element types. If such
18811 a conversion is disallowed, possibly emit a note on the first
18812 occasion only to inform the user of -flax-vector-conversions.
18813 The new last argument specifies this.
18814 * c-common.h (flag_lax_vector_conversions): New.
18815 (vector_types_convertible_p): Add extra argument.
18816 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
18817 char_type_node for V*QI type vectors.
18818 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
18819 Update to satisfy new typechecking rules.
18820 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
18821 C and C++ variants.
18822 * doc/invoke.texi (C Dialect Options): Document
18823 -flax-vector-conversions.
18825 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
18827 PR tree-optimization/29877
18828 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
18829 a register variable on the RHS to not be replaceable.
18831 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
18832 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
18833 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
18834 const_simm15, const_pow2, const_npow2): Added.
18835 * config/score/misc.md (insv, extv, extzv, movmemsi,
18836 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
18837 * config/score/score.c (score_address_cost, score_select_cc_mode):
18839 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
18840 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
18841 Update score_print_operand.
18842 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
18843 Adjust register allocate order and update some macro define.
18844 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
18845 mdx_block_move_straight, mdx_block_move_loop_head,
18846 mdx_block_move_loop_body, mdx_block_move_loop_foot,
18847 mdx_block_move_loop, mdx_block_move): Added.
18848 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
18849 mdp_limm): Updated and fix some bug and typo.
18850 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
18851 (movsf, movdf, doloop_end): Added.
18853 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
18855 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
18856 config/arm/thumb2.md: Fix comment typos.
18857 * doc/extend.texi: Fix a typo.
18859 2007-01-07 Eric Christopher <echristo@apple.com>
18861 * configure.ac: Check for __stack_chk_fail for darwin.
18862 * configure: Regenerate.
18864 2007-01-07 Richard Guenther <rguenther@suse.de>
18866 * tree-vrp.c (extract_range_from_assert): CSE calls to
18867 compare_values where possible.
18868 (extract_range_from_unary_expr): Likewise.
18870 2007-01-07 Anatoly Sokolov <aesok@post.ru>
18872 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
18873 * config/avr/avr.c (call_insn_operand): Delete function.
18874 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
18875 instead of register number. Use predicates.
18876 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
18877 call_insn_operand): Add.
18879 2007-01-06 Jan Hubicka <jh@suse.cz>
18881 * tree-pass.h (pass_build_cgraph_edges): Declare.
18882 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
18883 (visited_nodes): Remove.
18884 (cgraph_create_edges): Move to cgraphbuild.c; rename to
18885 build_cgrpah_edges; make visited_nodes local.
18886 (cgraph_process_new_functions): DO not call initialize_inline_failed.
18887 (record_references_in_initializer): Move to cgraphbuild.c
18888 (initialize_inline_failed, rebuild_cgraph_edges,
18889 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
18890 (verify_cgraph_node): Make visited_nodes local.
18891 (cgraph_analyze_function): Do not call cgraph_create_edges and
18892 initialize_inline_failed.
18893 (cgraph_expand_function): Do not call cgraph_lower_function;
18894 assert that function is already lowered.
18895 * Makefile.in (cgraphbuild.o): New.
18896 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
18897 at the end of lowering passes.
18899 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
18901 * ifcvt.c (cond_move_convert_if_block): New function, code
18902 factored out from...
18903 (cond_move_process_if_block): ...here. Call the new function
18904 on the THEN and ELSE blocks.
18905 (merge_if_block): Do not copy global_live_at_end, merge_blocks
18906 already takes care of this.
18908 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18911 * tree.h (TREE_OVERFLOW_P): New.
18912 * c-typeck.c (parser_build_unary_op): Warn only if result
18913 overflowed and operands did not.
18914 (parser_build_binary_op): Likewise.
18915 (convert_for_assignment): Remove redundant overflow_warning.
18916 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
18918 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18920 * c-typeck.c (store_init_value): Split over two lines to follow
18921 the GNU coding style.
18923 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
18925 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
18926 __GXX_EXPERIMENTAL_CXX0X__.
18927 * doc/cpp.texi: Same.
18929 2007-01-05 Richard Guenther <rguenther@suse.de>
18931 PR middle-end/27826
18932 * tree.c (get_narrower): Do not construct COMPONENT_REFs
18933 with mismatched types. Instead explicitly build a
18934 conversion NOP_EXPR.
18936 2007-01-05 Ian Lance Taylor <iant@google.com>
18938 * c-common.c (decl_with_nonnull_addr_p): New function.
18939 (c_common_truthvalue_conversion): Call it.
18940 * c-typeck.c (build_binary_op): Likewise.
18941 * c-common.h (decl_with_nonnull_addr_p): Declare.
18943 2007-01-05 Jakub Jelinek <jakub@redhat.com>
18946 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
18949 2007-01-05 Joel Brobecker <brobecker@adacore.com>
18951 * doc/install.texi (Final install): Document the fact that
18952 the GNAT runtime should not be stripped.
18954 2007-01-04 Jan Hubicka <jh@suse.cz>
18956 * tree-inline.c (fold_marked_statements): Update operand caches
18957 and EH after folding
18959 2007-01-04 Ian Lance Taylor <iant@google.com>
18961 * c-common.c (check_function_nonnull): Whitespace fix.
18963 2007-01-04 Jan Hubicka <jh@suse.cz>
18965 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
18966 comitted older version of patch.
18967 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
18968 function, celanup cfg and collect garbage.
18970 2007-01-04 Mike Stump <mrs@apple.com>
18972 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
18975 2007-01-04 Eric Christopher <echristo@apple.com>
18977 * libgcc2.c (__bswapsi2): Use SItype.
18978 (__bswapdi2): Use DItype.
18979 * libgcc2.h: Update for above.
18981 2007-01-04 Paul Brook <paul@codesourcery.com>
18983 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
18984 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
18985 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
18986 umulsidi3, umulsidi3adddi, smulsi3_highpart,
18987 umulsi3_highpart): Make conditional on !arm_arch6.
18988 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
18989 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
18990 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
18991 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
18992 umulsi3_highpart_v6): New insns.
18994 2007-01-04 Roger Sayle <roger@eyesopen.com>
18996 * fold-const.c (fold_convert): When casting an expression to void,
18997 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
18998 have a type. Instead of attempting to build a NOP_EXPR, return
18999 these "special" trees directly.
19001 2007-01-04 Joseph Myers <joseph@codesourcery.com>
19003 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
19004 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
19005 rs6000_cost->fp not 0 as adjustment for outer NEG.
19007 2007-01-04 Jan Hubicka <jh@suse.cz>
19009 * cgraph.c (cgraph_release_function_body): New function.
19010 (cgraph_remove_node): Use it.
19011 * cgraph.h (cgraph_release_function_body): Declare.
19012 * cgraphunit.c (cgraph_expand_function): Use it.
19013 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
19014 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
19015 is initialized and while compilation of other function is running.
19016 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
19017 statement CFG annotations from here to ...
19018 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
19020 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
19022 * cfgloop.h (enum li_flags): Make the constants powers of two.
19024 2007-01-04 Jan Hubicka <jh@suse.cz>
19026 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
19028 (fold_marked_statements): New function.
19029 (optimize_inline_calls, tree_function_versioning): Fold new statements.
19030 * tree-inline.h (copy_body_data): Add statements_to_fold.
19032 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
19034 * config.gcc: Mention libgcc/config.host.
19035 * Makefile.in: Update comments mentioning libgcc.
19036 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
19037 (all.cross, start.encap, rest.encap, rest.cross): Update
19038 dependencies for libgcc move.
19039 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
19040 (clean-target, clean-target-libgcc): Delete.
19041 (srcdirify, GCC_EXTRA_PARTS): New macros.
19042 (libgcc-support, libgcc.mvars): New rules.
19043 (distclean): Remove mention of mklibgcc.
19044 (install): Don't reference INSTALL_LIBGCC.
19045 (install-common): Don't reference EXTRA_PARTS.
19046 (install-libgcc, install-multilib): Delete rules.
19047 * mklibgcc.in: Delete file.
19048 * doc/configfiles.texi: Don't mention mklibgcc.
19050 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
19051 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
19052 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
19053 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
19054 (mklibgcc, ldblspecs): Likewise.
19056 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
19057 (posixpre.def): Use $(T).
19058 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
19059 (SHLIB_SRC, SHLIB_INSTALL): Delete.
19060 (SHLIB_LINK): Make dummy.
19061 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
19063 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
19065 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
19066 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
19067 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
19068 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
19070 * configure.ac (all_outputs): Remove mklibgcc.
19071 * configure: Regenerated.
19073 2007-01-03 Josh Conner <jconner@apple.com>
19075 PR middle-end/29683
19076 * calls.c (compute_argument_addresses): Set stack and stack_slot
19077 for partial args, too.
19078 (store_one_arg): Use locate.size.constant for the size when
19079 generating a save_area.
19081 2007-01-03 Robert Kennedy <jimbob@google.com>
19083 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
19084 whose definitions are deleted due to basic block merging.
19086 2007-01-03 Paul Brook <paul@codesourcery.com>
19089 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
19091 (use_return_insn): Return 0 for Thumb interrupt functions.
19092 (print_multi_reg): Add rfe argument for IRQ returns.
19093 (arm_output_epilogue): Pop interrupt return address directly into PC.
19094 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
19096 2007-01-03 Paul Brook <paul@codesourcery.com>
19098 Merge from sourcerygxx-4_1.
19099 * config/arm/thumb2.md: New file.
19100 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
19102 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
19103 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
19104 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
19105 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
19107 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
19108 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
19110 * config/arm/ieee754-sf.S: Ditto.
19111 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
19112 (thumb1_base_register_rtx_p): ... to this.
19113 (thumb_index_register_rtx_p): Rename...
19114 (thumb1_index_register_rtx_p): ... to this.
19115 (thumb_output_function_prologue): Rename...
19116 (thumb1_output_function_prologue): ... to this.
19117 (thumb_legitimate_address_p): Rename...
19118 (thumb1_legitimate_address_p): ... to this.
19119 (thumb_rtx_costs): Rename...
19120 (thumb1_rtx_costs): ... to this.
19121 (thumb_compute_save_reg_mask): Rename...
19122 (thumb1_compute_save_reg_mask): ... to this.
19123 (thumb_final_prescan_insn): Rename...
19124 (thumb1_final_prescan_insn): ... to this.
19125 (thumb_expand_epilogue): Rename...
19126 (thumb1_expand_epilogue): ... to this.
19127 (arm_unwind_emit_stm): Rename...
19128 (arm_unwind_emit_sequence): ... to this.
19129 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
19130 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
19131 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
19132 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
19133 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
19134 thumb2_output_casesi): New functions.
19135 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
19136 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
19137 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
19138 THUMB2_WORK_REGS): Define.
19139 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
19140 arm_condexec_mask, arm_condexec_masklen)): New variables.
19141 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
19142 (arm_override_options): Check new CPU capabilities.
19143 Set new architecture flag variables.
19144 (arm_isr_value): Handle v7m interrupt functions.
19145 (user_return_insn): Return 0 for v7m interrupt functions. Handle
19147 (const_ok_for_arm): Handle Thumb-2 constants.
19148 (arm_gen_constant): Ditto. Use movw when available.
19149 (arm_function_ok_for_sibcall): Return false for v7m interrupt
19151 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
19152 (thumb_find_work_register, arm_load_pic_register,
19153 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
19154 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
19155 print_multi_reg, output_mov_long_double_fpa_from_arm,
19156 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
19157 output_mov_double_fpa_from_arm, output_move_double,
19158 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
19159 output_return_instruction, arm_output_function_prologue,
19160 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
19161 arm_output_mi_thunk, thumb_set_return_address): Ditto.
19162 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
19163 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
19164 (arithmetic_instr, shift_op): Use arm_shift_nmem.
19165 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
19167 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
19168 (thumb_expand_prologue): Use thumb_set_frame_pointer.
19169 (arm_file_start): Output directive for unified syntax.
19170 (arm_unwind_emit_set): Handle stack alignment instruction.
19171 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
19172 Add v6t2, v7, v7a, v7r and v7m.
19173 (RETLDM): Add Thumb-2 code.
19174 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
19175 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
19176 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
19177 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
19178 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
19179 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
19180 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
19181 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
19182 ADJUST_INSN_LENGTH): Define.
19183 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
19184 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
19185 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
19186 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
19187 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
19188 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
19189 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
19190 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
19191 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
19192 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
19193 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
19194 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
19195 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
19196 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
19197 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
19198 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
19199 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
19201 * config/arm/arm-tune.md: Regenerate.
19202 * config/arm/arm-protos.h: Update prototypes.
19203 * config/arm/vfp.md: Enable patterns for Thumb-2.
19204 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
19205 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
19206 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
19207 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
19208 * config/arm/libunwind.S: Add Thumb-2 code.
19209 * config/arm/constraints.md: Update include Thumb-2.
19210 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
19211 * config/arm/ieee754-df.S: Ditto.
19212 * config/arm/bpabi.S: Ditto.
19213 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
19214 * config/arm/predicates.md (low_register_operand,
19215 low_reg_or_int_operand, thumb_16bit_operator): New.
19216 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
19217 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
19218 * config/arm/t-arm-elf: Add armv7 multilib.
19219 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
19221 (UNSPEC_STACK_ALIGN, ce_count): New.
19222 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
19223 arm_zero_extendsidi2, arm_zero_extendqidi2): New
19225 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
19226 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
19227 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
19228 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
19229 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
19230 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
19232 * doc/extend.texi: Document ARMv7-M interrupt functions.
19233 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
19235 2007-01-03 Jakub Jelinek <jakub@redhat.com>
19237 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
19238 (struct _Unwind_Context): Rename args_size to flags, remove
19239 signal_frame field, add a new args_size field and version field.
19240 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
19241 _Unwind_IsExtendedContext): New inline functions.
19242 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
19243 Assume by_value array is only present if _Unwind_IsExtendedContext.
19244 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
19245 _Unwind_IsSignalFrame.
19246 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
19247 (uw_update_context_1): Use _Unwind_SetSignalFrame.
19248 (uw_init_context_1): Initialize context->flags to
19249 EXTENDED_CONTEXT_BIT.
19250 * config/rs6000/linux-unwind.h (frob_update_context): Use
19251 _Unwind_SetSignalFrame.
19253 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
19255 PR middle-end/30353
19256 * gimplify.c (gimplify_modify_expr_complex_part): Move below
19257 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
19260 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
19262 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
19263 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
19264 RET, AT_SP): Remove.
19265 * config/i386/i386.md (*sse_prologue_save_insn): Use return
19268 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19269 * cfgbuild.c (find_basic_blocks): Likewise.
19270 * cfgrtl.c (rtl_create_basic_block): Likewise.
19271 * function.c (temp_slots_at_level): Likewise.
19272 * reg-stack.c (stack_regs_mentioned): Likewise.
19273 * regclass.c (allocate_reg_info): Likewise.
19274 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19275 set_bb_for_stmt, move_block_to_fn): Likewise.
19276 * tree-complex.c (tree_lower_complex): Likewise.
19277 * vec.h (VEC_safe_grow_cleared): New.
19279 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
19281 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
19283 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
19284 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
19286 * cfgloopmanip.c (scale_loop_frequencies): Export.
19287 (loopify): Scale the frequencies by prescribed coefficients.
19288 (set_zero_probability): New function.
19289 (duplicate_loop_to_header_edge): Improve updating of frequencies.
19290 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
19291 and frequencies according to arguments.
19292 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
19294 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
19295 * modulo-sched.c (sms_schedule): Set probabilities for entering
19296 versioned loop correctly.
19297 * tree-vect-transform.c (vect_transform_loop): Ditto.
19298 * cfgloop.h (loopify, loop_version): Declaration changed.
19299 (scale_loop_frequencies): Declared.
19301 2007-01-02 Jan Hubicka <jh@suse.cz>
19303 * cgraph.c: Include tree-flow.h
19304 (cgraph_add_new-function): Handle IPA_SSA mode; execute
19305 early_local_passes.
19306 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
19307 * tree-pass.h (pass_all_early_optimizations): Declare.
19308 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
19309 early_local_passes.
19310 (cgraph_analyze_function): Do early_local_passes.
19311 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
19312 Do not add referenced vars.
19313 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
19315 (gate_all_early_local_passes): New gate.
19316 (pass_early_local_passes): Use new gate.
19317 (execute_early_local_optimizations): New functions.
19318 (gate_all_early_optimizations): New gate.
19319 (pass_all_early_optimizations): New pass.
19320 (execute_free_datastructures): Free SSA only when initialized.
19321 (gate_init_datastructures): Init only when optimizing.
19322 (tree_lowering_passes): Do early local passes when called late.
19323 * tree-profile.c (do_tree_profiling): Don't profile functions added
19325 (do_early_tree_profiling, pass_early_tree_profile): Kill.
19326 * tree-cfg.c (update_modified_stmts): Do not update when operands are
19328 * passes.c (init_optimizations_passes): Reorder so we go into SSA
19329 during early_local_passes.
19330 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
19333 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
19335 * Makefile.in: Update copyright year.
19337 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
19339 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
19340 in $(lang_checks) and check-consistency targets.
19342 2007-01-02 Jan Hubicka <jh@suse.cz>
19344 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
19345 Do not add referenced vars.
19346 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
19348 * passes.c (init_optimization_passes): Put mudflap_2 after
19349 free_datastructures.
19351 2007-01-02 Jan Hubicka <jh@suse.cz>
19353 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
19354 Set NOTHROW flag on call statements proved to be nothrow.
19355 Update statement of local calls so new pure/const functions are
19356 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
19358 (tree_rest_of_compilation): Register hooks and initialize bitmap
19359 early. Do not set after_inlining flag.
19361 2007-01-02 Steve Ellcey <sje@cup.hp.com>
19363 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
19364 HOST_BITS_PER_LONGLONG
19366 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19369 * c-typeck.c (store_init_value): Don't emit pedantic overflow
19370 warning for non-static initializers.
19372 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
19374 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
19375 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
19376 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
19377 Always use set_unique_reg_note to add REG_EQUAL notes.
19379 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19382 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19384 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19385 * cfgbuild.c (find_basic_blocks): Likewise.
19386 * cfgrtl.c (rtl_create_basic_block): Likewise.
19387 * function.c (temp_slots_at_level): Likewise.
19388 * reg-stack.c (stack_regs_mentioned): Likewise.
19389 * regclass.c (allocate_reg_info): Likewise.
19390 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19391 set_bb_for_stmt, move_block_to_fn): Likewise.
19392 * tree-complex.c (tree_lower_complex): Likewise.
19393 * vec.h (VEC_safe_grow_cleared): New.
19395 2007-01-02 Ian Lance Taylor <iant@google.com>
19397 * c-common.c (c_common_truthvalue_conversion): When warning about
19398 using an assignment as a truth value, set TREE_NO_WARNING.
19400 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19403 * c.opt (Wold-style-declaration): New.
19404 * doc/invoke.texi (C-only Warning Options): New.
19405 (Wold-style-declaration): Document it.
19406 (Wextra): Enabled by -Wextra.
19407 * c-opts.c (c_common_post_options): Enabled by -Wextra.
19408 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
19409 -Wold-style-declaration.
19411 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19413 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19414 * cfgbuild.c (find_basic_blocks): Likewise.
19415 * cfgrtl.c (rtl_create_basic_block): Likewise.
19416 * function.c (temp_slots_at_level): Likewise.
19417 * reg-stack.c (stack_regs_mentioned): Likewise.
19418 * regclass.c (allocate_reg_info): Likewise.
19419 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19420 set_bb_for_stmt, move_block_to_fn): Likewise.
19421 * tree-complex.c (tree_lower_complex): Likewise.
19422 * vec.h (VEC_safe_grow_cleared): New.
19424 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
19426 * c-common.c (c_common_nodes_and_builtins): Since variants of
19427 void_type_node get built before it is given a name, we need to
19428 give those variants the name, too.
19429 (complete_array_type): We need to work with the canonical main
19430 type of the array, from which we will build the qualified version.
19431 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
19432 * print-tree.c (print_node): Display canonical type information
19434 * stor-layout.c (layout_type): When we don't know the
19435 alignment of a type for which we're building an array, we end up
19436 guessing wrong, so make the type require structural equality.
19437 * tree.c (make_node_stat): When we build a new type, it is its
19438 own canonical type.
19439 (build_type_attribute_qual_variant): When building an attribute
19440 variant, its canonical type is the non-attribute variant. However,
19441 if the attributes are target-dependent and they differ, we need to
19442 use structural equality checks for this type.
19443 (build_qualified_type): A qualified type is not equivalent to its
19444 unqualified variant; set the canonical type appropriately.
19445 (build_distinct_type_copy): When building a distinct type from
19446 another type, the new type is its own canonical type.
19447 (build_variant_type_copy): When building a new type variant, we
19448 assume that it is equivalent to the original type.
19449 (build_pointer_type_for_mode): When building a pointer type, also
19450 build a canonical type pointer.
19451 (build_reference_type_for_mode): When building a reference type,
19452 also build a canonical type reference.
19453 (build_index_type): When we can't hash an index type (e.g.,
19454 because its maximum value is negative), the index type requires
19455 structural equality tests.
19456 (build_array_type): Build the canonical form of an array type.
19457 (build_function_type): Function types require structural equality,
19458 because they contain default arguments, attributes, etc.
19459 (build_method_type_directly): Ditto for method types.
19460 (build_offset_type): Build the canonical offset type.
19461 (build_complex_type): Build the canonical vector type.
19462 (make_vector_type): Build the canonical vector type.
19463 * tree.h (TYPE_CANONICAL): New.
19464 (TYPE_STRUCTURAL_EQUALITY_P): New.
19465 (SET_TYPE_STRUCTURAL_EQUALITY): New.
19466 (struct tree_type): Added "canonical" field.
19467 * params.h (VERIFY_CANONICAL_TYPES): New.
19468 * doc/c-tree.texi (TYPE_CANONICAL): Document.
19469 (TYPE_STRUCTURAL_EQUALITY_P): Document.
19470 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
19471 * doc/invoke.texi (verify-canonical-types): Document --param
19472 parameter for verifying canonical types.
19474 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19476 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
19477 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
19478 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
19479 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
19481 * config/rs6000/e500.h: New.
19482 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
19483 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
19485 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
19486 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
19487 TARGET_E500_DOUBLE): Remove.
19488 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
19489 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
19490 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
19491 * config/rs6000/rs6000.c (rs6000_override_options): Use
19492 CHECK_E500_OPTIONS.
19494 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19496 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
19497 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
19498 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
19499 rs6000_emit_cmove): Don't check TARGET_E500.
19500 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
19501 sordered): Don't check TARGET_E500.
19503 2007-01-01 Eric Christopher <echristo@apple.com>
19505 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
19506 HARD_REGISTER_NUM_P.
19508 2007-01-01 Roger Sayle <roger@eyesopen.com>
19510 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
19511 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
19512 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
19515 2007-01-01 Mike Stump <mrs@apple.com>
19517 * configure.ac: Remove support for building with Apple's gcc-3.1.
19519 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19521 PR middle-end/30311
19522 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
19523 REG is a hard register. Do not modify REG before calling
19525 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
19526 multiple of the size of YMODE for certain lowpart cases.
19528 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19530 PR middle-end/30253
19531 * gimplify (voidify_wrapper_expr): Update for
19532 GIMPLE_MODIFY_STMT.
19534 2007-01-01 Andreas Schwab <schwab@suse.de>
19537 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
19538 save of BR0 in extra_spill_size instead of spill_size.
19539 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
19541 (ia64_expand_epilogue): Restore BR0 from its new location.
19543 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19545 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
19546 Use a temporary variable if the left hand side is not a gimple
19549 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19551 * gimplify.c (gimplify_return_expr): Make the temporary variable
19552 for the return expression, a gimple register variable.
19554 2007-01-01 Jan Hubicka <jh@suse.cz>
19556 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
19559 2007-01-01 Mike Stump <mrs@apple.com>
19561 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
19563 * config/darwin.c (machopic_select_rtx_section): Use
19564 HAVE_GAS_LITERAL16.
19565 (darwin_mergeable_constant_section): Likewise.
19566 * configure: Regenerate.
19567 * config.in: Regenerate.
19569 2007-01-01 Jan Hubicka <jh@suse.cz>
19570 Andrew Pinski <pinskia@gmail.com>
19572 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
19573 before starting IPA passes.