1 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
6 optabs infrastructure. Provide generic implementation for
8 (expand_builtin): Handle FINITE/ISFINITE.
9 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
10 (fold_builtin_1): Likewise.
12 * builtins.def (BUILT_IN_ISFINITE): New.
14 * doc/extend.texi: Document isfinite.
16 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21 * builtins.c (expand_builtin_interclass_mathfn): Provide a
22 generic fallback for isinf.
23 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
25 * real.c (get_max_float): ... to here.
26 * real.h (get_max_float): New.
28 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
32 * builtin-attrs.def (ATTR_TYPEGENERIC,
33 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
35 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
36 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
37 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
38 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
40 * c-common.c (handle_type_generic_attribute): New.
41 (c_common_attribute_table): Add "type generic".
43 * c-typeck.c (convert_arguments): Handle "type generic" functions.
45 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
47 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
48 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
51 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
54 * config/cris/cris.c (cris_print_index): Don't use XEXP before
55 checking that the operand is an expression.
57 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
58 Danny Smith <dannysmith@users.sourceforge.net>
61 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
62 file mapping object in local namespace if Windows version later
65 2007-07-18 Richard Sandiford <richard@codesourcery.com>
67 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
68 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
69 arm_cannot_force_const_mem.
70 (arm_cannot_force_const_mem): New function.
71 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
72 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
73 of arm_tls_referenced_p.
74 * config/arm/arm.md (movsi): Split out-of-section constants when
75 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
76 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
78 2007-07-18 Richard Sandiford <richard@codesourcery.com>
80 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
82 2007-07-18 Richard Sandiford <richard@codesourcery.com>
84 * config/mips/mips.md (*extendqihi2): Convert the destination
87 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
89 * config/pa/fptr.c: Update license header.
90 * config/pa/milli64.S: Likewise.
92 2007-07-17 Nick Clifton <nickc@redhat.com>
94 * COPYING_v3: New file. Contains version 3 of the GNU General
96 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
97 Lesser General Public License.
98 * doc/include/gpl_v3.texi: New file. Contains version 3 of
99 the GNU General Public License.
101 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
103 PR rtl-optimization/32773
104 * cfglayout.c (force_one_exit_fallthru): New function.
105 (cfg_layout_finalize): Use it.
107 2007-07-16 Richard Guenther <rguenther@suse.de>
108 Uros Bizjak <ubizjak@gmail.com>
110 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
111 before forcing it to gimple operand.
113 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
114 David Ung <davidu@mips.com>
116 * config/mips/mips.h (TUNE_24K): Define.
117 (TUNE_MACC_CHAINS): Add TUNE_24K.
118 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
120 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
121 (r74k_int_madd): .. this new reservation.
122 (define_bypass): Fixed bypasses for r74k_int_madd to use
124 * config/mips/24k.md (define_bypass): Define new
125 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
127 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
128 Nigel Stephens <nigel@mips.com>
130 * config/mips/mips.md: Include 20kc.md.
131 * config/mips/20kc.md: New file.
132 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
133 (mips_adjust_cost): Tweak for 20Kc.
134 (mips_issue_rate): Likewise.
135 * config/mips/mips.h (TUNE_20KC): Define.
137 2007-07-16 David Edelsohn <edelsohn@gnu.og>
139 * config/rs6000/rs6000.c (struct processor_cost): Add
140 cache_line_size, l1_cache_lines, and simultaneous_prefetches
142 (*_cost): Add cache information.
143 (rs6000_override_options): Set cache parameters.
145 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
148 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
149 * doc/install.texi (mips-sgi-irix6): pthread support works now.
151 2007-07-16 Paul Brook <paul@codesourcery.com>
155 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
156 (cirrus_thumb2_movsi_insn): Ditto.
158 2007-07-15 Geoffrey Keating <geoffk@apple.com>
160 * config/rs6000/darwin-fallback.c (interpret_libc): Change
163 2007-07-15 Andrew Haley <aph@redhat.com>
165 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
166 before looking in the context.
168 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
172 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
173 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
174 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
175 (pa_output_function_prologue): Use rp_saved and current_function_is_leaf
176 to generate .CALLINFO statement.
177 (hppa_expand_prologue): Set rp_saved.
178 (hppa_expand_epilogue): Use rp_saved.
179 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
180 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
182 2007-07-14 Dirk Mueller <dmueller@suse.de>
184 * omega.c (coalesce): Fix memory leak on early exit.
185 * matrix-reorg.c (check_allocation_function): Likewise.
186 * tree-vect-transform.c (vect_get_new_vect_var): free result
188 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
189 pass pointer to edge vector
190 (partition_hot_cold_basic_blocks): Fix memory leak.
191 * collect2.c (prefix_from_string): Free temporary storage.
192 * reload1.c (fixup_abnormal_edges): Free sbitmap.
194 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
196 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
197 (DO_GLOBAL_DTORS_BODY): Likewise.
199 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
200 Nigel Stephens <nigel@mips.com>
202 * config/mips/mips.c (mips_classify_symbol): Don't return
203 SYMBOL_SMALL_DATA for constant pool addresses if
204 TARGET_EMBEDDED_DATA is true.
206 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
208 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
209 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
210 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
211 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
212 __builtin_ia32_storehps, __builtin_ia32_storelps,
213 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
214 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
215 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
216 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
217 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
218 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
219 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
220 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
221 using def_builtin_const.
223 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
225 PR tree-optimization/32705
226 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
227 (simplify_binary_expression): Use SSA_VAL consistently.
229 2007-07-13 David Edelsohn <edelsohn@gnu.org>
231 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
232 (SPEFSCR_REGNO): Delete definition.
233 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
234 COUNT_REGISTER_REGNUM -> CTR_REGNO.
235 * config/rs6000/rs6000.h: Do not define *_REGNO.
236 LINK_REGISTER_REGNUM -> LR_REGNO.
237 COUNT_REGISTER_REGNUM -> CTR_REGNO.
238 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
239 COUNT_REGISTER_REGNUM -> CTR_REGNO.
240 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
241 R_VRSAVE, R_VSCR. Use them.
242 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
243 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
244 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
245 * config/rs6000/aix.h: Define R_LR. Use it.
247 2007-07-13 Caroline Tice <ctice@apple.com>
249 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
250 flag_var_tracking is explicitly turned off (i.e. when variable
251 tracking is not feasible); otherwise, turn flag_var_tracking on when
252 flag_var_tracking_uninit is on.
253 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
254 note definitions, to allow recording of initialization status in the
256 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
257 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
258 determine if two note locations are equal.
259 (output_loc_list): Don't output list entries whose start & end labels
261 (reg_loc_descriptor): Add parameter for initialization status; pass it
262 to other loc descriptor functions.
263 (one_reg_loc_descriptor): Add parameter for initialization status;
264 check its value and add DW_OP_GNU_uninit to returned loc descr if
266 (multiple_reg_loc_descriptor): Add parameter for initialization
268 pass init status argument to other loc descriptor functions; check
269 value of intialization parameter and add DW_OP_GNU_uninit to returned
270 loc descr if appropriate.
271 (based_loc_descr): Add parameter for initialization status; add new
272 variable for return value; check value of initialization parameter and
273 add DW_OP_GNU_uninit to returned loc descr if appropriate.
274 (concatn_mem_loc_descriptor): Add parameter for initialization status;
275 pass init status argument to other loc descriptor functions; check
276 value of intialization parameter and add DW_OP_GNU_uninit to returned
277 loc descr if appropriate.
278 (mem_loc_descriptor): Likewise.
279 (concat_loc_descriptor): Likewise.
280 (concatn_loc_descriptor): Likewise.
281 (loc_descriptor): Add parameter for initialization status; pass it as
282 argument to other loc descriptor function calls.
283 (loc_descriptor_from_tree_1): Add appropriate initialization status
284 to loc descriptor function calls.
285 (add_location_or_const_value_attribute): Get initialization status
286 from VAR_LOCATION note; add initialization status to loc descriptor
288 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
289 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
290 status is uninitialized, add "[uninint]" to output.
291 * common.opt (fvar-tracking-uninit): New option, similar to
292 fvar-tracking, to turn on tracking of uninitialized variables; creates
293 a new global flag, flag_var_tracking_uninit.
294 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
295 (enum var_init_status): New type, for var initialization status field.
296 * var-tracking.c (struct location_chain_def): Two new fields, init,
297 for initialization status, and set_src for the assignment value expr.
298 (unshare_variable): New parameter for initialization status;
299 initialize new init and set_src fields.
300 (var_reg_set): New parameters for initialization status and value;
301 pass them to set_variable_part.
302 (var_mem_set): Likewise.
303 (get_init_value): New function.
304 (var_reg_delete_and_set): New initialization status & value
305 parameters; add call to get_init_value if status is unknown; pass new
306 parameters to clobber_variable_part and var_reg_set.
307 (var_mem_delete_and_set): Likewise.
308 (var_reg_delete): Pass null set_src value to clobber_variable_part.
309 (var_mem_delete): Likewise.
310 (variable_union): Pass status to unshare_variable; initialize new init
311 and set_src fields. If flag_var_tracking_uninit is not set, force
312 status to initialized.
313 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
314 used later to get the set_src value.
315 (find_src_status): New function.
316 (find_src_set_src): New function.
317 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
318 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
319 MO_SET, get set_src value and pass it to var_reg_delete_and_set
320 and var_mem_delete_and_set.
321 (dump_variable): Print out "[uninit]" if appropriate.
322 (set_variable_part): Add new initialization and set_src parameters;
323 pass status to unshare_variable; set node->init and node- >set_src
324 fields and modify slot in hash table appropriately; save the init and
325 set_src values if appropriate and assign to the new node.
326 (clobber_variable_part): New set_src parameter; if two nodes have
327 same variable and same location but different set_src (assignment)
328 values, clobber old node.
329 (delete_variable_part): Pass init status to unshare_variable.
330 (emit_note_insn_var_location): Add initialized var; assign var's init
331 status to new 'initialized'; pass new init status field to calls to
332 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
333 status to initialized.
334 (emit_notes_in_bb): Pass initialization status to calls to
335 var_reg_set, var_mem_set, var_reg_delete_and_set and
336 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
337 var_reg_delete_and_set and var_mem_delete_and_set; call
338 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
339 make up for change in add_stores.
340 (vt_add_function_parameters): Add status to calls to
342 * config/darwin.c (darwin_override_options): Turn on uninitialized
343 tracking automatically, if var_tracking is on and the system is
346 2007-07-13 Sa Liu <saliu@de.ibm.com>
348 * config.gcc: Add options for arch and tune on SPU.
349 * config/spu/predicates.md: Add constant operands 0 and 1.
350 * config/spu/spu-builtins.def: Add builtins for double precision
351 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
352 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
354 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
356 * config/spu/spu-protos.h: Add new function prototypes.
357 * config/spu/spu.c (spu_override_options): Check options -march and
359 (spu_comp_icode): Add comparison code for DFmode and vector mode.
360 (spu_emit_branch_or_set): Use the new code for DFmode and vector
362 (spu_const_from_int): New. Create a vector constant from 4 ints.
363 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
364 (spu_emit_vector_compare): New. Emit vector compare.
365 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
366 * config/spu/spu.h: Add options -march and -mtune. Define processor
367 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
368 CANONICALIZE_COMPARISON.
369 * config/spu/spu.md: Add new insns for double precision compare
370 and double precision vector compare. Add vcond and smax/smin patterns
371 to enable DFmode vector conditional expression.
372 * config/spu/spu.opt: Add options -march and -mtune.
373 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
374 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
375 both CELL and CELLEDP targets: spu_testsv.
376 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
379 2007-07-13 Richard Guenther <rguenther@suse.de>
381 PR tree-optimization/32721
382 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
383 TREE_THIS_VOLATILE on the folded reference.
384 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
385 if the array reference has TREE_THIS_VOLATILE set.
387 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
390 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
392 2007-07-13 Andreas Schwab <schwab@suse.de>
394 * gengtype-lex.l: Allow declarations to be indented.
396 2007-07-12 Geoffrey Keating <geoffk@apple.com>
398 * ginclude/tgmath.h: New.
399 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
400 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
401 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
402 * configure: Regenerate.
404 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
406 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
407 correct index when setting register save state for xd
410 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
412 * config/sh/sh.c (mark_use): Remove.
414 2007-07-12 Paul Brook <paul@codesourcery.com>
416 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
417 reg does not overlap return value.
419 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
421 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
422 (set_expression_vuses): Ditto.
423 (init_pre): Initialize expression_vuses.
425 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
427 * config/i386/sse.md (storentdf, storentsf): New.
429 2007-07-12 Geoffrey Keating <geoffk@apple.com>
431 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
433 * tree.c (build_decl_stat): Move code from here...
434 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
435 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
436 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
437 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
438 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
441 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
442 Devang Patel <dpatel@apple.com>
444 PR tree-optimization/25413
445 * targhooks.c (default_builtin_vector_alignment_reachable): New.
446 * targhooks.h (default_builtin_vector_alignment_reachable): New.
447 * tree.h (contains_packed_reference): New.
448 * expr.c (contains_packed_reference): New.
449 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
450 (vect_enhance_data_refs_alignment): Call
451 vector_alignment_reachable_p.
452 * target.h (vector_alignment_reachable): New builtin.
453 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
454 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
455 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
457 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
459 * target.h (builtin_vectorization_cost): Add new target builtin.
460 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
461 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
462 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
463 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
464 uninitialized variables.
465 * tree-vect-transform.c (cost_for_stmt): New function.
466 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
467 using cost 1 for all scalar stmts. Be less conservative when
468 estimating the number of prologue/epulogue iterations. Call
469 targetm.vectorize.builtin_vectorization_cost. Return
470 min_profitable_iters-1.
471 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
472 initialization cost instead of TARG_VEC_STMT_COST. Use
473 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
474 epilogue code. Fix epilogue cost computation.
475 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
476 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
477 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
478 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
479 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
480 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
482 2007-07-12 Richard Guenther <rguenther@suse.de>
484 * gimplify.c (gimplify_conversion): Make sure that the result
485 from maybe_fold_offset_to_reference is trivially convertible
486 to the desired type before doing the simplification.
487 (gimplify_expr): Likewise.
488 * fold-const.c (fold_binary): Use the correct types for
489 building the simplified expression.
491 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
493 PR rtl-optimization/32729
494 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
495 that fallthru to exit.
497 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
499 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
500 (symDTPOFF2reg): Likewise.
502 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
504 PR tree-optimization/32663
506 * tree.h (VALUE_HANDLE_VUSES): Remove.
507 (struct tree_value_handle): Remove vuses.
509 * tree-vn.c (create_value_handle_for_expr): Don't set
512 * tree-ssa-pre.c (expression_vuses): New.
513 (alloc_expression_id): Set up expression_vuses.
514 (get_expression_vuses): New.
515 (set_expression_vuses): Ditto.
516 (clear_expression_ids): Modify for expression_vuses.
517 (phi_translate_1): Ditto.
518 (phi_translate_set): Ditto.
519 (value_dies_in_block_x): Ditto
520 (valid_in_sets): Ditto.
521 (add_to_sets): Ditto.
522 (find_existing_value_expr): Ditto.
523 (create_value_handle_for_expr): Ditto.
524 (make_values_for_stmt): Ditto.
525 (vuse_equiv): Remove.
527 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
529 * Makefile.in (mostlyclean): Remove object files.
531 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
533 * toplev.c (no_new_pseudos): Deleted.
534 * rtl.h (no_new_pseudos): Deleted.
535 * tree-pass.h (pass_no_new_pseudos): Deleted.
536 * passes.c (pass_no_new_pseudos): Deleted.
537 * final.c (rest_of_clean_state): Removed no_new_pseudos.
538 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
539 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
541 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
542 * rtlhooks.c (gen_lowpart_general): Ditto.
543 * optabs.c (prepare_operand): Ditto.
544 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
546 * modulo-sched.c (rest_of_handle_sms): Ditto.
547 * see.c (rest_of_handle_see): Ditto.
548 * ifcvt.c (if_convert): Ditto.
549 (gate_handle_if_after_combine): Replaced no_new_pseudos with
551 * init-regs.c (gate_initialize_regs): Deleted set of
553 * lower-subreg.c (decompose_multiword_subregs): Ditto.
554 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
555 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
557 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
560 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
561 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
562 (*vec_extractv2di_1_rex64): New insn pattern.
564 2007-07-11 David Daney <ddaney@avtrex.com>
566 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
567 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
568 for SIGNAL_UNWIND_RETURN_COLUMN.
569 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
570 (DWARF_FRAME_REGNUM): Rewrite.
571 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
573 2007-07-11 Nick Clifton <nickc@redhat.com>
575 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
576 delta and use gen_int_mode in place of GET_INT instead.
578 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
580 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
583 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
585 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
586 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
588 * params.h (VERIFY_CANONICAL_TYPES): Remove.
589 (USE_CANONICAL_TYPES): New.
590 * doc/invoke.texi (verify-canonical-types): Remove.
591 (use-canonical-types): Add.
593 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
595 * config/spu/spu.c (spu_optimization_options): Remove setting of
596 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
597 (spu_override_options): Move it here.
599 2007-07-11 Richard Sandiford <richard@codesourcery.com>
601 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
602 * config/mips/mips.c (mips_cpu_info_table): Mention
603 MIPS_ISA_LEVEL_SPEC in the comment.
605 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
607 PR tree-optimization/32713
608 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
610 2007-07-11 Paolo Carlini <pcarlini@suse.de>
613 * c-opts.c (c_common_post_options): Do not change flag_complex_method
614 conditional to flag_isoc99.
615 (c_common_init_options): Do it here, unconditionally.
617 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
619 PR tree-optimization/32589
620 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
621 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
622 * tree-ssa-propagate.c (valid_gimple_expression_p): New
623 predicate, extracted from...
624 (set_rhs): ...here. Call it for the expression on entry.
625 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
626 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
627 (simplify_binary_expression): Use valid_gimple_expression_p
628 to validate the simplification.
629 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
631 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
633 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
634 DWARF2_DEBUG on 32 bit target too.
635 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
637 2007-07-11 Nick Clifton <nickc@redhat.com>
639 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
640 version for 64-bit hosts.
642 2007-07-10 David Daney <ddaney@avtrex.com>
644 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
646 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
648 * config/mips/mips.c (mips_expand_synci_loop): New function.
649 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
650 (UNSPEC_RDHWR): Same.
651 (UNSPEC_SYNCI): Same.
653 (clear_cache): New expand.
657 (clear_hazard): Same.
658 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
660 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
661 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
663 2007-07-10 Ian Lance Taylor <iant@google.com>
665 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
668 2007-07-10 David Daney <ddaney@avtrex.com>
670 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
671 * builtins.c (expand_builtin___clear_cache): New function.
672 (expand_builtin): Call expand_builtin___clear_cache for
673 BUILT_IN_CLEAR_CACHE case.
674 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
675 * doc/md.texi (clear_cache): Document new instruction pattern.
676 * testsuite/gcc.dg/builtins-64.c: New test.
678 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
680 * config/cris/cris.md ("movsi"): Fix typo in last change.
682 2007-07-09 Geoffrey Keating <geoffk@apple.com>
685 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
687 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
688 * varasm.c (assemble_start_function): Honor DECL_ALIGN
689 for FUNCTION_DECLs. Don't use align_functions_log if
691 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
692 even for FUNCTION_DECLs.
693 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
695 * tree.h (DECL_ALIGN): Update for new location of 'align'.
696 (DECL_FUNCTION_CODE): Update for new location and name of
698 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
699 (struct tree_decl_common): Move 'align' and 'off_align' out
700 of union, ensure they're still on a 32-bit boundary. Remove
701 other fields in union 'u1'.
702 (struct tree_function_decl): Add field 'function_code' replacing
703 'u1.f' in tree_decl_common.
704 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
705 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
706 (Variable Attributes): Cross-reference 'aligned' attribute
707 to Function Attributes.
708 * flags.h (force_align_functions_log): Delete.
709 * toplev.c (force_align_functions_log): Delete.
711 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
714 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
715 (*vec_concatv2di_rex): New insn pattern.
717 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
720 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
722 2007-07-10 Ian Lance Taylor <iant@google.com>
724 Replace no_new_pseudos in backends.
725 * rtl.h (can_create_pseudo_p): Define.
726 * config/darwin.c (machopic_indirect_data_reference): Use
727 can_create_pseudo_p () instead of no_new_pseudos.
728 (machopic_indirect_data_reference): Likewise.
729 (machopic_legitimize_pic_address): Likewise.
730 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
731 (alpha_emit_set_const_1): Likewise.
732 (alpha_emit_set_const): Likewise.
733 (alpha_emit_conditional_move): Likewise.
734 (alpha_split_conditional_move): Likewise.
735 * config/alpha/alpha.md (various splitters): Likewise.
737 * config/arm/arm.c (legitimize_pic_address): Likewise.
738 (arm_load_pic_register): Likewise.
739 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
740 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
741 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
742 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
743 * config/cris/cris.md (movsi): Likewise.
744 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
745 (symGOTOFF2reg_hilo): Likewise.
746 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
747 * config/h8300/h8300.md (insv, extzv): Likewise.
748 * config/i386/i386.c (ix86_expand_move): Likewise.
749 (ix86_expand_vector_move): Likewise.
750 (ix86_prepare_fp_compare_args): Likewise.
751 (ix86_expand_carry_flag_compare): Likewise.
752 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
753 (tls_dynamic_gnu2_combine_32): Likewise.
754 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
755 * config/ia64/ia64.c (ia64_expand_move): Likewise.
756 (ia64_expand_movxf_movrf): Likewise.
757 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
758 (m32c_split_move): Likewise.
759 (m32c_expand_insv): Likewise.
760 * config/m68k/m68k.md (movsi): Likewise.
761 * config/mips/mips.c (mips_force_temporary): Likewise.
762 (mips_split_symbol): Likewise.
763 (mips_move_integer): Likewise.
764 (mips_legitimize_const_move): Likewise.
765 * config/mn10300/mn10300.md (movsi): Likewise.
766 * config/pa/pa.c (emit_move_sequence): Likewise.
767 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
768 (rs6000_got_register): Likewise.
769 (create_TOC_reference): Likewise.
770 (rs6000_machopic_legitimize_pic_address): Likewise.
771 * config/rs6000/rs6000.md (add<mode>3): Likewise.
772 (various splitters): Likewise.
773 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
774 (movsi_got): Likewise.
775 * config/s390/s390.c (emit_symbolic_move): Likewise.
776 * config/s390/s390.md (movhi, movqi): Likewise.
777 (load_multiple, store_multiple): Likewise.
778 * config/score/score.c (score_force_temporary): Likewise.
779 * config/sh/sh.c (prepare_move_operands): Likewise.
780 (prepare_cbranch_operands): Likewise.
781 (emit_fpu_switch): Likewise.
782 (fpscr_set_from_mem): Likewise.
783 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
784 (adddi3, subsi3): Likewise.
785 (various splitters): Likewise.
786 (divsi_inv_fp_combine): Likewise.
787 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
788 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
790 * config/sh/predicates.md (xor_operand): Likewise.
791 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
792 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
793 (movdi_pic_label_ref): Likewise.
794 * config/spu/spu.c (spu_split_immediate): Likewise.
795 * config/alpha/alpha.md (various splitters): Remove test
796 !no_new_pseudos || reload_completed.
797 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
799 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
800 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
801 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
802 * config/score/score.c (th_output_mi_thunk): Likewise.
803 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
804 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
806 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
808 PR rtl-optimization/32664
809 * mode-switching.c (create_pre_exit): Skip barrier insns.
811 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
813 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
814 force_gimple_operand_bsi.
815 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
816 rewrite_use_compare): Ditto.
817 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
819 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
820 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
821 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
822 * tree-profile.c (prepare_instrumented_value,
823 tree_gen_interval_profiler, tree_gen_pow2_profiler,
824 tree_gen_one_value_profiler, tree_gen_ic_profiler,
825 tree_gen_ic_func_profiler, tree_gen_average_profiler,
826 tree_gen_ior_profiler): Ditto.
827 * tree-ssa-reassoc.c (negate_value): Ditto.
828 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
829 Use force_gimple_operand_bsi.
830 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
831 * tree-if-conv.c (add_to_dst_predicate_list,
832 find_phi_replacement_condition): Ditto.
833 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
834 Call mark_symbols_for_renaming for new statements.
835 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
837 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
839 * cfghooks.c (remove_edge): New function.
840 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
842 * cfghooks.h (remove_edge): Declare.
843 * cfg.c (remove_edge): Renamed to remove_edge_raw.
844 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
846 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
848 * optabs.h: Added declaration for signbit_optab.
849 * optabs.c: (init_optabs): Added initialization for signbit_optab.
850 * genoptinit.c (optabs): Added entry for signbit insns.
851 * builtins.c (expand_builtin_signbit): Added code to use a signbit
853 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
854 * config/s390/s390.md (signbit<mode>2): New expander.
856 2007-07-09 Richard Guenther <rguenther@suse.de>
859 * fold-const.c (fold_plusminus_mult_expr): Move constant
860 arguments second to allow decomposing.
862 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
865 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
867 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
868 Disregard DECL_FROM_INLINE.
870 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
873 * doc/invoke.texi: Add ftree-reassoc flag.
874 * common.opt (ftree-reassoc): New flag.
875 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
876 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
878 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
880 PR tree-optimization/32681
881 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
882 saved in second_edge->aux when first_bb is a loop header.
884 2007-07-09 Jan HUbicka <jh@suse.cz>
886 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
888 2007-07-09 Richard Guenther <rguenther@suse.de>
890 * c-decl.c (start_function): Do not promote return type.
892 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
894 * function.c (do_warn_unused_parameter): Do not warn if
895 TREE_NO_WARNING is set.
897 2007-07-08 Andreas Schwab <schwab@suse.de>
899 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
901 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
904 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
906 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
907 apply to assembly language, too.
908 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
910 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
912 Revert (note the sccvn portions are *not* reverted)
913 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
915 Fix PR tree-optimization/23488
917 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
919 * tree-flow-inline.h (get_value_handle): Ditto.
920 * tree-ssa-pre.c (decl_vh_map): New.
921 (decl_node_pool): New.
922 (can_value_number_operation): Support DECL_P.
923 (can_PRE_operation): Ditto.
924 (create_expression_by_pieces): Ditto.
925 (find_existing_value_expr): Modify to differnetiate between
926 addressing and top level.
927 (create_value_handle_for_expr): Handle DECL's.
928 (poolify_tree): Ditto.
929 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
930 (make_values_for_stmt): Handle DECL's properly.
931 (init_pre): Reorg to not init useless things during FRE.
933 * tree-flow.h: Include pointer-set.h.
934 (decl_vh_map): Declare.
935 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
937 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
939 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
940 the constraint description.
941 * doc/md.texi: Update documentation of AVR constraints.
943 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
945 * auto-inc-dec.c, config/arm/arm.c,
946 config/m32r/constraints.md, config/mips/mips.md,
947 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
948 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
949 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
950 typos. Follow spelling conventions.
951 * doc/invoke.texi, doc/rtl.texi: Fix typos.
953 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
954 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
956 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
957 realloc_vuse): Remove.
958 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
961 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
963 Fix PR tree-optimization/23488
965 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
966 (try_to_simplify): Ditto.
968 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
970 * tree-flow-inline.h (get_value_handle): Ditto.
971 * tree-ssa-pre.c (decl_vh_map): New.
972 (decl_node_pool): New.
973 (can_value_number_operation): Support DECL_P.
974 (can_PRE_operation): Ditto.
975 (create_expression_by_pieces): Ditto.
976 (find_existing_value_expr): Modify to differnetiate between
977 addressing and top level.
978 (create_value_handle_for_expr): Handle DECL's.
979 (poolify_tree): Ditto.
980 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
981 (make_values_for_stmt): Handle DECL's properly.
982 (init_pre): Reorg to not init useless things during FRE.
984 * tree-flow.h: Include pointer-set.h.
985 (decl_vh_map): Declare.
986 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
988 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
990 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
991 apply to assembly language, too.
992 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
994 2007-07-06 Ian Lance Taylor <iant@google.com>
995 Zack Weinberg <zackw@panix.com>
998 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
1000 2007-07-06 Richard Sandiford <richard@codesourcery.com>
1002 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
1003 (prefetch): Likewise if "pref" would be used.
1005 2007-07-06 Josh Conner <jconner@apple.com>
1009 * calls.c (store_one_arg): Handle arguments which are partially
1010 on the stack when detecting argument overlap.
1012 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
1014 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
1015 chosen during find_reloads.
1017 2007-07-06 Richard Guenther <rguenther@suse.de>
1019 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
1020 TYPE_ARG_TYPES for verification of argument types. Use
1021 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
1022 parameters as variable arguments.
1024 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
1026 * libgcc2.h (word_type): Type definition removed.
1027 (cmp_return_type, shift_count_type): Type definitions added.
1028 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
1029 replaced with shift_count_type.
1030 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
1032 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
1033 changed from word_type to Wtype.
1034 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
1035 replaced with shift_count_type.
1036 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
1038 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
1039 and libgcc_shift_count attribute added.
1040 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
1041 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
1042 (TARGET_INITIALIZER): New target hooks added.
1043 * targhooks.c (default_libgcc_cmp_return_mode,
1044 default_libgcc_shift_count_mode): Default implementations for the new
1046 * targhooks.h (default_libgcc_cmp_return_mode,
1047 default_libgcc_shift_count_mode): Function prototypes added.
1048 * target.h (struct gcc_target): Fields for the new target hooks added.
1049 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
1051 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
1054 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
1055 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
1057 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
1058 s390_libgcc_shift_count_mode): Functions added.
1059 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
1060 Target hooks defined.
1062 2007-07-06 Richard Sandiford <richard@codesourcery.com>
1064 * config/mips/mips.c (compute_frame_size): Restore the original
1065 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
1066 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
1067 Document why the difference is needed.
1069 2007-07-06 Richard Guenther <rguenther@suse.de>
1071 * c-common.c (boolean_increment): Use correctly typed
1074 2007-07-06 Richard Sandiford <richard@codesourcery.com>
1076 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
1077 the topmost argument register is not also included in the save mask.
1078 (mips16e_collect_argument_save_p): Take a pointer to the argument
1079 register, rather than a pointer to the number of arguments.
1080 (mips16e_collect_argument_saves): Only include argument saves
1081 that aren't in the register mask.
1083 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
1085 PR rtl-optimization/32450
1086 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
1087 to ensure that instructions are not moved into the prologue when
1088 profiling is on. Remove unused prologue_end variable.
1089 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
1090 as a scheduling barrier.
1092 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
1095 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
1096 Disregard DECL_FROM_INLINE.
1098 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
1100 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
1101 IORing with a constant.
1103 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
1105 PR rtl-optimization/32475
1106 * df-scan.c (df_def_record_1): Add a use of the stack pointer
1107 for every definition of the stack pointer.
1109 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
1111 * arm.c (vfp3_const_double_index): Copy signed results of
1112 REAL_VALUE_TO_INT into unsigned vars.
1114 2007-07-05 Richard Guenther <rguenther@suse.de>
1117 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
1119 * tree-ssa.c (useless_type_conversion_p): Check canonical
1122 2007-07-05 Anatoly Sokolov <aesok@post.ru>
1124 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
1125 zero_extendhisi2): Change to define_insn_and_split.
1126 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
1128 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
1130 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
1131 pass_match_asm_constraints): New.
1132 * passes.c (init_optimization_passes): Add new pass.
1133 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
1134 * function.h (struct function): Add has_asm_statement bit.
1135 (current_function_has_asm_statement): New.
1136 * tree-pass.h (pass_match_asm_constraints): New.
1138 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
1140 * config/mips/mips.c (mips_file_start): Avoid declaration
1143 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
1145 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
1147 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
1149 * rtl.def (NOTE): Change print format string to print
1150 operand 5 as a note insn name.
1152 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
1153 David Ung <davidu@mips.com>
1155 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
1156 * doc/invoke.texi: (MIPS Options): Document them.
1158 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
1159 David Ung <davidu@mips.com>
1161 Add support for SmartMIPS ASE.
1163 * optabs.c (expand_binop_directly): New, broken out from...
1164 (expand_binop): Here. Make it try rotating in the other
1165 direction even when the second operand isn't constant.
1166 * config/mips/mips.md (*lwxs): New.
1167 * config/mips/mips.opt (msmartmips): New.
1168 * config/mips/mips.c (mips_lwxs_address_p): New.
1169 (mips_rtx_costs): Make it recognize scaled indexed addressing.
1170 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
1171 __mips_smartmips when compiling for TARGET_SMARTMIPS.
1172 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
1173 (ISA_HAS_LWXS): New.
1174 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
1175 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
1176 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
1177 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
1178 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
1179 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
1180 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
1182 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
1184 * tree-vectorizer.c (new_loop_vec_info): Initialize
1185 LOOP_VINFO_COST_MODEL_MIN_ITERS.
1186 * tree-vectorizer.h (_loop_vec_info): Added new filed
1187 min_profitable_iters.
1188 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
1189 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
1190 * tree-vect-analyze.c (vect_analyze_operations): Set
1191 LOOP_VINFO_COST_MODEL_MIN_ITERS.
1192 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
1193 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
1194 Fix calculation of peel_iters_prologue. Move consideration of epilogue
1195 and prologue cost to after they are computed.
1196 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
1198 (vect_model_simple_cost): Takes additional argument dt. Consider cost
1199 of creating vectors from scalars according to dt.
1200 (vect_model_store_cost): Likewise.
1201 (vectorizable_call): Use dt array instead of scalar dt. Call
1202 vect_model_simple_cost with additional argument dt.
1203 (vectorizable_assignment): Likewise.
1204 (vectorizable_operation): Likewise.
1205 (vectorizable_type_demotion): Likewise.
1206 (vectorizable_type_promotion): Likewise.
1207 (vectorizable_store): Use dt array instead of scalar dt. Call
1208 vect_model_store_cost with additional argument dt.
1209 (vect_do_peeling_for_loop_bound): Don't call
1210 vect_estimate_min_profitable_iters. Instead, lookup
1211 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
1212 "may not be profitable".
1214 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
1217 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
1218 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
1219 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
1220 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
1222 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
1224 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
1225 addressing modes cheaper.
1227 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
1229 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
1230 (dw_ranges_struct): Rename block_num to num. Adjust.
1231 (dw_ranges_by_label_struct): New.
1232 (ranges_by_label, ranges_by_label_allocated,
1233 ranges_by_label_in_use): New variables.
1234 (add_ranges_num): Factored most of the code out of...
1235 (add_ranges): ... this one. Rewrite in terms of the former.
1236 (add_ranges_by_labels): New.
1237 (output_ranges): Output by-label ranges.
1238 (dwarf2out_finish): Output range for multiple-section
1239 compile_unit. Output standard DW_AT_low_pc in addition to
1240 unexpected DW_AT_entry_pc.
1242 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
1244 PR tree-optimization/32604
1245 PR tree-optimization/32606
1247 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
1248 (compute_antic_safe): Removed.
1249 (ANTIC_SAFE_LOADS): Ditto.
1250 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
1251 (execute_pre): Don't call compute_antic_safe.
1252 (vuse_equiv): New function.
1253 (make_values_for_stmt): Use it
1254 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
1257 2007-07-04 Anatoly Sokolov <aesok@post.ru>
1260 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
1262 (avr_attribute_table): Make "naked" attribute apply to function types
1263 rather than to decls.
1264 (avr_handle_fntype_attribute): New function.
1266 2007-07-04 Joseph Myers <joseph@codesourcery.com>
1268 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
1271 2007-07-04 David Ung <davidu@mips.com>
1272 Joseph Myers <joseph@codesourcery.com>
1274 * config/mips/mips.md (type): Add logical, signext and move.
1275 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
1276 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
1277 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
1278 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
1279 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
1280 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
1281 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
1282 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
1283 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
1284 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
1285 movv2sf_hardfloat_64bit): Use the new types.
1286 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
1287 *movdf_softfloat, *movdf_mips16): Use "multi".
1288 (extendqihi2): Replace with a define_expand.
1289 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
1290 Based on extend<SHORT:mode><GPR:mode>2 patterns.
1291 * config/mips/74k.md (r74k_int_logical): New reservation and
1293 (r74k_int_arith): Remove "slt".
1294 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
1295 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
1296 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
1297 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
1298 reservations for "arith".
1300 2007-07-04 Richard Guenther <rguenther@suse.de>
1302 * tree-ssa.c (useless_type_conversion_p): Add handling for
1303 scalar float and vector types. Only call the types_compatible_p
1304 langhook for aggregate types as last resort. Follow the
1307 2007-07-04 Richard Guenther <rguenther@suse.de>
1309 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
1310 the same as NOP_EXPR.
1312 2007-07-04 Nick Clifton <nickc@redhat.com>
1314 * target.h (struct gcc_target): Add target_help field.
1315 * target-def.h (TARGET_HELP): New.
1316 (TARGET_INITIALIZER): Use TARGET_HELP.
1317 * opts.c (command_handle_option): Invoke target_help function, if
1318 defined, when the user has specified --target-help on the command
1320 * doc/invoke.texi: Mention that --target-help might print
1321 additional information.
1322 * doc/tm.texi: Document TARGET_HELP hook.
1324 * arm.c (TARGET_HELP): Override default definition.
1325 (arm_target_help): New - display a wrapped list of cores and
1326 architectures supported.
1328 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
1330 * config/gcc/v850/v850.c (expand_prologue): Make sure
1331 GEN_INT() argument is sign extended rather than zero extended.
1332 (expand_epilogue): Likewise.
1333 (output_move_double): Delete.
1334 * config/gcc/v850/v850-protos.h (output_move_double): Delete.
1335 * config/gcc/v850/v850.md (movdi): Delete.
1336 (*movdi_internal): Delete.
1338 (*movdf_internal): Delete.
1340 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1342 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
1343 unless compiling RTP PIC.
1345 2007-07-04 Richard Guenther <rguenther@suse.de>
1347 PR tree-optimization/32482
1348 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
1349 original ssa name if we didn't find a shift expression.
1350 Fix shift constant for bit zero test.
1352 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1354 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
1356 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1358 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
1359 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
1360 * config/arm/vxworks.h (ASM_SPEC): Delete.
1361 (SUBTARGET_EXTRA_ASM_SPEC): Define.
1363 2007-07-04 Sebastian Pop <sebpop@gmail.com>
1365 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
1366 (DDR_REVERSED_P): New.
1367 * tree-data-ref.c (initialize_data_dependence_relation,
1368 build_classic_dist_vector): Set DDR_REVERSED_P.
1370 2007-07-04 Sebastian Pop <sebpop@gmail.com>
1373 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
1374 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
1375 init_omega_for_ddr_1): Use non conservative number of iterations
1377 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
1378 (analyze_siv_subscript): Remove FIXME and reinitialization of
1379 last_conflicts to chrec_dont_know.
1380 * testsuite/gfortran.dg/vect/pr32457.f90: New.
1382 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
1384 * tree.c (maybe_canonicalize_argtypes): Improve description.
1386 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
1388 * tree.c (maybe_canonicalize_argtypes): New.
1389 (build_function_type): Set canonical type.
1390 (build_method_type_directly): Ditto.
1391 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
1394 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1396 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
1398 (rewrite_use_nonlinear_expr): Likewise.
1400 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
1402 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
1404 2007-07-04 Ben Elliston <bje@au.ibm.com>
1406 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
1409 * c-objc-common.c (c_types_compatible_p): Fix indentation.
1411 * doc/tm.texi (Run-time Target): Capitalise "CPU".
1412 (Exception Handling): Likewise.
1414 2007-07-03 Jan Hubicka <jh@suse.cz>
1416 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
1418 2007-07-03 Eric Christopher <echristo@apple.com>
1420 * doc/cppopts.texi: Add conflicting option note to -dM.
1421 * doc/invoke.texi: Add note about possible conflicts with
1422 -E for -dCHARS and note that -dM will not produce
1423 any results if there is no machine dependent reorg.
1425 2007-07-03 Geoffrey Keating <geoffk@apple.com>
1427 * tree.h (DECL_ALIGN): Back out previous change.
1429 2007-07-03 Joseph Myers <joseph@codesourcery.com>
1431 * configure.ac: Test for .dtprelword support on MIPS.
1432 * configure, config.in: Regenerate.
1433 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
1434 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
1436 2007-07-03 Julian Brown <julian@codesourcery.com>
1438 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
1439 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
1440 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
1441 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
1443 (all_fpus): Add FPUTYPE_VFP3.
1444 (fp_model_for_fpu): Add VFPv3 field.
1445 (arm_rtx_costs_1): Give cost to VFPv3 constants.
1446 (vfp3_const_double_index): New function. Return integer index of
1447 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
1449 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
1450 and argument represents a valid RTX for a VFPv3 constant.
1451 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
1453 (vfp_emit_fstmd): Similar, for fstmd.
1454 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
1455 constants, represented as integer indices.
1456 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
1457 VFP_REGNO_OK_FOR_DOUBLE macros.
1458 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
1459 (arm_file_start): Set float-abi attribute for VFPv3, and output
1460 correct ".fpu" assembler directive.
1461 (arm_dbx_register_numbering): Add FIXME.
1462 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
1463 (fputype): Add FPUTYPE_VFP3.
1464 (FIXED_REGISTERS): Add 32 registers for D16-D31.
1465 (CALL_USED_REGISTERS): Likewise.
1466 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
1467 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
1468 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
1469 (D7_VFP_REGNUM): New.
1470 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
1471 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
1472 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
1473 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
1474 (REG_ALLOC_ORDER): Adjust for VFPv3.
1475 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
1476 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
1477 VFP_LO_REGS, VFP_HI_REGS.
1478 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
1479 (IS_VFP_CLASS): Define macro.
1480 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
1482 (REGISTER_MOVE_COST): Likewise.
1483 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
1484 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
1485 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
1486 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
1487 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
1488 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
1489 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
1490 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
1491 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
1492 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
1493 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
1494 where appropriate for single-word registers.
1495 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
1496 As above. Fix type attributes.
1497 * config/arm/constraints.md (register_contraint "t"): Define.
1498 (register_constraint "w"): Change to D0-D15, or D0-D31 for
1500 (register_constraint "x"): Define.
1501 (constraint "Dv"): Define.
1503 2007-07-03 Geoffrey Keating <geoffk@apple.com>
1505 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
1507 2007-07-03 Tom Tromey <tromey@redhat.com>
1509 * c-parser.c (objc_pq_context): Removed.
1510 (objc_need_raw_identifier): Likewise.
1511 (c_parser) <objc_pq_context>: New field.
1512 <objc_need_raw_identifier>: Likewise.
1513 (OBJC_NEED_RAW_IDENTIFIER): Removed.
1514 (c_lex_one_token): Update.
1515 (c_parser_objc_protocol_definition): Update.
1516 (c_parser_objc_method_definition): Update.
1517 (c_parser_objc_methodproto): Update.
1518 (c_parser_declspecs): Update.
1520 2007-07-03 David Ung <davidu@mips.com>
1522 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
1524 2007-07-03 David Ung <davidu@mips.com>
1525 Richard Sandiford <richard@codesourcery.com>
1527 * doc/invoke.texi: Document -march=74kf3_2.
1528 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
1529 (TUNE_74K): Check for it.
1530 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
1531 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
1532 * config/mips/mips.md (cpu): Add 74kf3_2.
1533 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
1534 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
1535 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
1536 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
1537 74kf3_2 to the CPU list.
1538 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
1539 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
1540 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
1541 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
1542 (r74kf3_2_fxfer_from_c1): New insn reservations.
1544 2007-07-03 Richard Sandiford <richard@codesourcery.com>
1545 David Ung <davidu@mips.com>
1547 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
1548 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
1549 and 74k[fx]. Document aliases for the new options.
1550 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
1551 (PROCESSOR_24KF2_1): ...this.
1552 (PROCESSOR_24KX): Rename to...
1553 (PROCESSOR_24KF1_1): ...this.
1554 (PROCESSOR_74KF): Rename to...
1555 (PROCESSOR_74KF2_1): ...this.
1556 (PROCESSOR_74KX): Rename to...
1557 (PROCESSOR_74KF1_1): ...this.
1558 (TUNE_74K): Update PROCESSOR_* names.
1559 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
1560 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
1561 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
1562 (mips_rtx_cost_data): Update processor names in comments.
1563 (mips_issue_rate): Update PROCESSOR_* names.
1564 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
1565 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
1566 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
1567 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
1568 Update cpu attribute names.
1569 (r24k_fpu_iss): Rename this reservation to...
1570 (r24kf2_1_fpu_iss): ...this and update all uses.
1571 (r24kx_fpu_iss): Rename this reservation to...
1572 (r24kf1_1_fpu_iss): ...this and update all uses.
1573 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
1574 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
1575 Update cpu attribute names.
1577 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
1579 * config/m32r/constraints.md: New file.
1580 * config/m32r/m32r.c: Include tm-constrs.h.
1581 (small_data_operand): Use satisfies_constraint_* instead of macro.
1582 (addr24_operand, gen_compare): Likewise.
1583 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
1584 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
1585 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
1586 EXTRA_CONSTRAINT): Likewise.
1587 * config/m32r/m32r.md: Include constraints.md.
1588 (*movsi_insn): Use satisfies_constraint_* instead of macro.
1589 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
1590 * config/m32r/predicates.md (conditional_move_operand): Likewise.
1591 (two_insn_const_operand, int8_operand, uint16_operand,
1592 reg_or_int16_operand, reg_or_uint16_operand,
1593 reg_or_cmp_int16_operand, cmp_int16_operand,
1594 seth_add3_operand): Likewise.
1596 2007-07-03 Eric Christopher <echristo@gmail.com>
1598 * libgcc2.h: Conditionally declare __bswapsi2 and
1601 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
1603 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
1606 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1609 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
1610 (__gthrw_pragma): Provide default definition.
1612 * gthr-posix.c (__gthrw_pragma): Define.
1614 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
1616 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
1617 before declaring inequality.
1619 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
1621 * combine.c (recog_for_combine): Log the success or failure of
1622 matching new insn patterns against the machine description in
1625 2007-07-03 Revital Eres <eres@il.ibm.com>
1627 * ddg.c (print_sccs): New function.
1628 (check_sccs): New function.
1629 (create_ddg_all_sccs): Use it.
1630 * ddg.h (print_sccs): Declare.
1631 * modulo-sched.c (sms_order_nodes): Call print_sccs.
1633 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
1635 * targhooks.h (default_mode_for_suffix): New function declaration.
1636 * targhooks.c (default_mode_for_suffix): New default target hook.
1637 * target.h (struct c): New structure in the targetm struct.
1638 (mode_for_suffix): New target hook as part of struct c.
1639 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
1640 default_mode_for_suffix.
1641 (TARGET_C): New define.
1642 * c-lex.c: Include "target.h".
1643 (interpret_float): Use targetm.c.mode_for_suffix to determine
1644 the mode for a given non-standard suffix.
1645 Makefile.in (c-lex.o): Depend on $(TARGET_H).
1647 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
1648 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
1650 * doc/extend.texi (Floating Types): New node. Document __float80 and
1651 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
1653 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
1656 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
1657 predicate instead of target_operand.
1658 (divsi3_i1_media, divsi3_media_2): Likewise.
1660 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
1662 * tree.h (alias_sets_might_conflict_p): Rename into
1663 alias_sets_must_conflict_p.
1664 * alias.c (alias_sets_might_conflict_p): Likewise.
1665 (alias_sets_conflict_p): Use it.
1666 (objects_must_conflict_p): Likewise.
1667 * c-common.c (strict_aliasing_warning): Adjust.
1669 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
1671 * rtlhooks.c (gen_lowpart_if_possible): Check for
1672 invalid subreg before calling gen_lowpart_SUBREG.
1674 2007-07-02 Geoffrey Keating <geoffk@apple.com>
1676 * config/darwin9.h: Add copyright notice.
1677 (LINK_COMMAND_SPEC): Add comment.
1678 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
1679 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
1680 DARWIN_LIBSYSTEM_HAS_UNWIND.
1682 2007-07-02 Jakub Jelinek <jakub@redhat.com>
1685 * omp-low.c (check_combined_parallel): New function.
1686 (lower_omp_parallel): Call it via walk_stmts, set
1687 OMP_PARALLEL_COMBINED if appropriate.
1688 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
1689 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
1690 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
1691 don't consider it as combined parallel.
1693 2007-07-02 Richard Sandiford <richard@codesourcery.com>
1695 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
1696 (gcc_tooldir): Likewise.
1697 * configure: Regenerate.
1698 * Makefile.in (libsubdir_to_prefix): New variable, based on the
1699 old configure.ac gcc_tooldir setting.
1700 (prefix_to_exec_prefix): New variable.
1701 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
1702 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
1704 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
1706 Fix PR tree-optimization/32583
1707 Fix PR tree-optimization/32584
1708 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
1709 (phi_translate_set): Use phi_translate directly now.
1710 (make_values_for_stmt): Don't value number RHS if we already know
1713 2007-07-02 Steve Ellcey <sje@cup.hp.com>
1714 Jim Wilson <wilson@specifix.com>
1717 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
1720 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
1721 Richard Sandiford <richard@codesourcery.com>
1722 Nigel Stephens <nigel@mips.com>
1724 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
1725 (mips16e_output_save_restore): Declare.
1726 (mips16e_save_restore_pattern_p): Likewise.
1727 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
1728 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
1729 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
1730 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
1731 (BITSET_P): New global macro, extracted from...
1732 (mips_for_each_saved_reg): ...here.
1733 (mips16e_save_restore_info): New struct.
1734 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
1735 (mips16e_save_restore_regs): New variable.
1736 (mips_split_plus, mips16e_find_first_register): New functions.
1737 (mips16e_mask_registers): New function.
1738 (compute_frame_size): Expand the commentary before the function.
1739 Enforce the MIPS16e save and restore register range restrictions.
1740 Pad the general register save area at the low end.
1741 (mips16e_save_restore_reg, mips16e_build_save_restore)
1742 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
1743 (mips16e_output_save_restore, mips16e_collect_propagate_value)
1744 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
1746 (mips_expand_prologue, mips_expand_epilogue): Handle
1747 GENERATE_MIPS16E_SAVE_RESTORE.
1748 * config/mips/mips.md (*mips16e_save_restore): New pattern.
1750 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
1752 PR tree-optimization/31966
1753 PR tree-optimization/32533
1754 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
1755 "basic_block" description as its third argument. Update function
1756 calls to get destination bb from "edge" argument. Save "cond" into
1757 aux field of the edge. Update prototype for changed arguments.
1758 (if_convertible_loop_p): Clear aux field of incoming edges if bb
1760 (find_phi_replacement_condition): Operate on incoming edges, not
1761 on predecessor blocks. If there is a condition saved in the
1762 incoming edge aux field, AND it with incoming bb predicate.
1763 Return source bb of the first edge.
1764 (clean_predicate_lists): Clean aux field of outgoing node edges.
1765 (tree_if_conversion): Do not initialize cond variable. Move
1766 variable declaration into the loop.
1767 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
1768 initializations of new_stmt, arg0 and arg1 variables.
1770 2007-07-02 Jakub Jelinek <jakub@redhat.com>
1772 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
1773 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
1775 2007-07-02 Richard Guenther <rguenther@suse.de>
1777 * tree-ssa.c (useless_type_conversion_p): Document
1778 future intent as defining the middle-end type system.
1779 Re-structure to call langhook last, group by type class,
1780 mark questionable parts.
1782 2007-07-02 Richard Guenther <rguenther@suse.de>
1784 * tree-flow.h (types_compatible_p): Declare.
1785 * tree-ssa.c (types_compatible_p): New function.
1786 * ipa-type-escape.c (discover_unique_type): Use
1787 types_compatible_p instead of lang_hooks.types_compatible_p.
1788 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
1789 * tree-vn.c (expressions_equal_p): Likewise.
1790 * tree.c (fields_compatible_p): Likewise.
1791 * tree-ssa-dom.c (avail_expr_eq): Likewise.
1792 (cprop_operand): Use useless_type_conversion_p instead of
1793 lang_hooks.types_compatible_p.
1794 * tree-inline.c (setup_one_parameter): Likewise.
1795 (declare_return_variable): Likewise.
1796 * tree-nrv.c (tree_nrv): Likewise.
1797 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
1798 (maybe_fold_offset_to_component_ref): Likewise.
1799 (maybe_fold_offset_to_reference): Likewise.
1800 * tree-ssa-copy.c (may_propagate_copy): Likewise.
1801 (merge_alias_info): Likewise.
1802 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
1803 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
1804 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
1805 * tree-tailcall.c (find_tail_calls): Likewise.
1806 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
1807 * gimplify.c (canonicalize_addr_expr): Likewise.
1808 (fold_indirect_ref_rhs): Likewise.
1809 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
1810 (cpt_same_type): Likewise.
1811 (check_pointer_types_r): Swap parameters to cpt_same_type
1813 * fold-const.c (fold_convert): Revert fix for PR15988.
1814 * tree-inline.c (setup_one_parameter): Instead fix it here by
1815 using fold_build1 instead of fold_convert and checking for
1816 error_mark_node. Convert only if the conversion is necessary.
1818 2007-07-02 Joseph Myers <joseph@codesourcery.com>
1820 * configure.ac: Check for .gnu_attribute on Power.
1821 * configure: Regenerate.
1822 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
1823 attribute for floating-point ABI.
1825 2007-07-02 Ira Rosen <irar@il.ibm.com>
1827 PR tree-optimization/32230
1828 PR tree-optimization/32477
1829 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
1830 address is a constant.
1832 2007-07-02 Richard Sandiford <richard@codesourcery.com>
1834 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
1835 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
1836 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
1837 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
1838 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
1839 64-bit targets. Add support for *-elfoabi*.
1840 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
1841 different settings if $(tm_defines) does not select the EABI.
1842 (MULTILIB_EXCLUSIONS): Define in those circumstances.
1843 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
1844 (MIPS_ARCH_OPTION_SPEC): Likewise.
1845 (MIPS_ISA_LEVEL_SPEC): Likewise.
1846 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
1847 * config/mips/elfoabi.h: New file.
1849 2007-07-02 Richard Guenther <rguenther@suse.de>
1851 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
1852 (useless_type_conversion_p): ... this.
1853 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
1854 (useless_type_conversion_p): ... this.
1855 * builtins.c (fold_builtin_memory_op): Rename
1856 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
1857 * tree-cfg.c (verify_expr): Likewise.
1858 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
1859 * tree-ssa-ccp.c (ccp_fold): Likewise.
1860 * tree-ssa-copy.c (may_propagate_copy): Likewise.
1861 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
1862 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
1863 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
1864 * tree-ssa-pre.c (eliminate): Likewise.
1865 * tree-ssa.c (delete_tree_ssa): Likewise.
1866 (tree_ssa_useless_type_conversion): Likewise.
1867 * tree.c (build2_stat): Likewise.
1869 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
1871 Fix PR tree-optimization/32571
1872 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
1875 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
1877 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
1878 and other expected operations explicitly, change default to
1881 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
1883 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
1885 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
1886 (tls_load_dot_plus_eight): Move the label number into the unspec.
1887 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
1889 2007-07-01 Andreas Schwab <schwab@suse.de>
1891 * dwarf2out.c (initial_return_save): Define only if used.
1893 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
1895 Unreverting Richard's Revert of:
1897 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1899 * dce.c (deletable_insn_p_1): New function, split out from...
1900 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1901 specially, not those inside PARALLELs. Remove BODY argument
1902 and adjust recursive call accordingly.
1903 (prescan_insns_for_dce): Update call to delete_insn_p.
1905 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
1906 Revital Eres <eres@il.ibm.com>
1908 * ddg.c (create_ddg_all_sccs): Fix missed
1909 initialization of scc_nodes.
1911 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
1914 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
1915 X + ~X to 1 only for INTEGRAL_TYPE_P type.
1917 2007-06-30 Joseph Myers <joseph@codesourcery.com>
1919 * configure.ac: Check for .gnu_attribute on MIPS.
1920 * configure, config.in: Regenerate.
1921 * config/mips/mips.c (mips_file_start): If supported, output
1922 attribute for floating-point ABI.
1924 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
1927 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
1928 (ffs_cmove): New expander to expand using ctz pattern.
1929 (*ffs_cmove): Remove pattern.
1930 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
1931 (ffsdi2): Expand using ctz pattern.
1932 (*ffs_rex64): Remove pattern.
1934 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1936 PR rtl-optimization/32296
1937 * pa.md (return): Delete pattern.
1938 (return_internal): Remove "(const_int 1)" from pattern.
1939 (epilogue): Use return_internal pattern for trivial returns.
1940 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
1941 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
1943 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1945 * tree-ssa-pre.c (is_exception_related): New function
1946 (can_value_number_operation): Use it.
1948 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1950 Fix PR tree-optimization/32540
1951 Fix PR tree-optimization/31651
1953 * tree-ssa-sccvn.c: New file.
1955 * tree-ssa-sccvn.h: Ditto.
1957 * tree-vn.c: Include tree-ssa-sccvn.h
1958 (val_expr_paid_d): Removed.
1959 (value_table): Ditto.
1960 (vn_compute): Ditto.
1961 (val_expr_pair_hash): Ditto.
1962 (val_expr_pair_expr_eq): Ditto.
1963 (copy_vuses_from_stmt): Ditto.
1966 (shared_vuses_from_stmt): Ditto.
1967 (print_creation_to_file): Moved up.
1968 (sort_vuses): Ditto.
1969 (sort_vuses_heap): Ditto.
1970 (set_value_handle): Make non-static.
1971 (make_value_handle): Ditto.
1972 (vn_add): Rewritten to use sccvn lookups.
1973 (vn_add_with_vuses): Ditto.
1974 (vn_lookup): Ditto (and second argument removed).
1975 (vn_lookup_with_vuses): Ditto.
1976 (vn_lookup_or_add): Ditto (and second argument removed);
1977 (vn_lookup_or_add_with_vuses): Ditto.
1978 (vn_lookup_with_stmt): New.
1979 (vn_lookup_or_add_with_stmt): Ditto.
1980 (create_value_handle_for_expr): Ditto.
1982 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
1983 (seen_during_translate): New function.
1984 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
1985 (phi_trans_add): Ditto.
1986 (constant_expr_p): FIELD_DECL is always constant.
1987 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
1988 Use constant_expr_p.
1989 Avoid infinite recursion on mutually valued expressions.
1990 Change callers of vn_lookup_or_add.
1991 (phi_translate): New function.
1992 (compute_antic_safe): Allow phi nodes.
1993 (create_component_ref_by_pieces): Update for FIELD_DECL change.
1994 (find_or_generate_expression): Rewrite slightly.
1995 (create_expression_by_pieces): Updated for vn_lookup_or_add
1997 Update VN_INFO for new names.
1998 (insert_into_preds_of_block): Update for new names.
1999 (add_to_exp_gen): New function.
2000 (add_to_sets): Use vn_lookup_or_add_with_stmt.
2001 (find_existing_value_expr): Rewrite to changed vn_lookup.
2002 (create_value_expr_from): Ditto, and use add_to_exp_gen.
2003 (try_look_through_load): Removed.
2004 (try_combine_conversion): Ditto.
2005 (get_sccvn_value): New function.
2006 (make_values_for_phi): Ditto.
2007 (make_values_for_stmt): Ditto.
2008 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
2010 (init_pre): Update for SCCVN changes.
2012 (execute_pre): Ditto.
2014 * tree-flow.h (make_value_handle): Declare.
2015 (set_value_handle): Ditto.
2016 (sort_vuses_heap): Ditto.
2017 (vn_lookup_or_add_with_stmt): Ditto.
2018 (vn_lookup_with_stmt): Ditto.
2019 (vn_compute): Remove.
2022 (vn_lookup): Update arguments.
2024 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
2026 (tree-ssa-sccvn.o): New.
2027 (OBJS-common): Add tree-ssa-sccvn.o
2029 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2032 * c-typeck.c (build_external_ref): Don't mark as used if called
2034 * calls.c (rtx_for_function_call): Likewise.
2036 2007-06-30 Richard Sandiford <richard@codesourcery.com>
2040 2007-06-27 Richard Sandiford <richard@codesourcery.com>
2042 * dce.c (deletable_insn_p_1): New function, split out from...
2043 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
2044 specially, not those inside PARALLELs. Remove BODY argument
2045 and adjust recursive call accordingly.
2046 (prescan_insns_for_dce): Update call to delete_insn_p.
2048 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
2050 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
2051 (try_combine): Move potential calls to undo_all() so they happen
2052 before we commit to using the combined insns.
2054 2006-06-30 Jan Hubicka <jh@suse.cz>
2056 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
2059 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
2061 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
2062 (cgraph_remove_unreachable_nodes): Likewise.
2063 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
2064 * ipa-inline.c (update_caller_keys): Cast according to the coding
2066 (cgraph_decide_recursive_inlining): Likewise.
2067 (cgraph_decide_inlining_of_small_function): Likewise.
2068 (try_inline): Likewise.
2069 (cgraph_decide_inlining_incrementally): Likewise.
2070 * ipa-pure-const.c (get_function_state): Likewise.
2071 (scan_function): Likewise.
2072 (analyze_function): Likewise.
2073 (static_execute): Likewise.
2074 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
2075 (merge_callee_local_info): Likewise.
2076 (analyze_function): Use type safe memory macros.
2077 (static_execute): Likewise. Cast according to the coding conventions.
2078 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
2080 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
2082 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
2083 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
2086 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
2089 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
2090 for complex modes (both int and real).
2092 2007-06-29 Jan Hubicka <jh@suse.cz>
2094 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
2096 2007-06-29 Jan Hubicka <jh@suse.cz>
2099 * cse.c (cse_insn): Avoid invalid sharing in between register note and
2102 2007-06-29 Anatoly Sokolov <aesok@post.ru>
2105 * config/avr/avr.c: Include dataflow header file.
2106 (expand_prologue): Adjust for prologue insn change.
2107 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
2110 2007-06-29 Richard Guenther <rguenther@suse.de>
2113 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
2114 during type verification.
2116 2007-06-29 Jan Hubicka <jh@suse.cz>
2118 * recog.c (validate_change_rtx_1): Unshare TO argument.
2120 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
2122 PR tree-optimization/24659
2123 * tree-vect-transform.c (vectorizable_call): Handle
2124 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
2126 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
2127 * config/i386/i386.c (enum ix86_builtins)
2128 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
2129 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
2131 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
2132 const using def_builtin_const.
2133 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
2134 input operands in the same modes as the result.
2135 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
2137 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
2139 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
2140 (df_set_dead_notes_for_mw): Likewise.
2142 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
2144 * c-common.c (pointer_int_sum): Do the negation in sizetype.
2146 2007-06-28 DJ Delorie <dj@redhat.com>
2148 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
2150 2007-06-28 Geoffrey Keating <geoffk@apple.com>
2152 * doc/invoke.texi (C++ Dialect Options): Document
2153 fvisibility-ms-compat.
2154 * c.opt (fvisibility-ms-compat): New.
2156 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2159 * tree-affine.c (aff_combination_add_elt): Handle
2160 pointer addition specially.
2162 2007-06-28 Jakub Jelinek <jakub@redhat.com>
2164 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
2165 decl is non-external for AIX ABI.
2167 2007-06-28 David Edelsohn <edelsohn@gnu.org>
2169 * config/rs6000/predicates.md (current_file_function_operand):
2170 Ensure the symbol is non-external for AIX ABI.
2172 2007-06-28 Nick Clifton <nickc@redhat.com>
2174 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
2175 (fdce, fdse, fpredictive-commoning): Likewise.
2177 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2180 * gcc.c (process_command): Recognize the new -static-libgfortran
2183 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
2186 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
2187 Use a call clobbered hard reg instead of a pseudo reg.
2189 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
2191 * config/sh/sh.md (load_gbr): Use correct operand constraint.
2193 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
2196 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
2197 REG_LIBCALL and REG_RETVAL notes.
2198 (divsi3, mulsi3): Likewise.
2199 (mulhisi3): Likewise. Use emit_libcall_block.
2200 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
2202 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
2204 PR rtl-optimization/32481
2205 * combine.c (adjust_for_new_dest): Rescan the changed insn.
2207 2007-06-27 Richard Sandiford <richard@codesourcery.com>
2209 * dce.c (deletable_insn_p_1): New function, split out from...
2210 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
2211 specially, not those inside PARALLELs. Remove BODY argument
2212 and adjust recursive call accordingly.
2213 (prescan_insns_for_dce): Update call to delete_insn_p.
2215 2007-06-27 Richard Guenther <rguenther@suse.de>
2218 * tree.h (fold_convertible_p): Declare.
2219 * fold-const.c (fold_convertible_p): New function.
2220 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
2221 instead of lang_hooks.types_compatible_p.
2223 2007-06-26 Jan Hubicka <jh@suse.cz>
2225 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
2226 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
2227 early use validate_unshare_change.
2228 (reload_combine): Likewise.
2229 * recog.c (change_t): New field unshare.
2230 (validate_change_1): Rename from validate_change; add argument unshare.
2231 (validate_change): Turn into wrapper of validate_change_1; update
2232 prototype for bools.
2233 (validate_unshare_change): New.
2234 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
2235 calls of df_insn_rescan.
2236 * recog.h (validate_change): Replace ints by bools.
2237 (validate_unshare_change): Declare.
2239 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
2241 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
2243 2007-06-26 Steve Ellcey <sje@cup.hp.com>
2245 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
2247 2007-06-25 Jan Hubicka <jh@suse.cz>
2249 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
2251 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
2252 cgraph_decide_inlining_incrementally): Move uninlinability checks to
2253 places other call site specific checks are performed.
2255 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2258 * tree-vect-transform.c (vectorizable_operation): Convert
2259 POINTER_PLUS_EXPR over to PLUS_EXPR.
2261 2007-06-25 Chao-ying Fu <fu@mips.com>
2263 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
2264 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
2265 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
2266 Document GET_MODE_IBIT, and GET_MODE_FBIT.
2268 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
2269 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2270 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
2271 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
2272 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
2273 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
2274 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
2275 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
2276 ALL_FIXED_POINT_MODE_P): New define.
2277 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2279 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
2281 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
2282 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2283 MODE_VECTOR_UACCUM): New mode classes.
2285 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
2286 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
2287 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
2290 * genmodes.c (struct mode_data): Add ibit and fbit fields.
2291 (blank_mode): Initialize ibit and fbit.
2292 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
2293 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2295 (new_adjust): Change required_class to required_class_from and
2296 required_class_to for testing within a range.
2297 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2298 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2300 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
2301 (make_fixed_point_mode): New.
2302 (_ADD_ADJUST): Change C to C1 and C2.
2303 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
2304 use a range for machine classes.
2305 (ADJUST_IBIT, ADJUST_FBIT): New.
2306 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
2308 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
2309 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2310 Emit adjustment for ibit and fbit.
2311 (emit_mode_ibit, emit_mode_fbit): New.
2312 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
2314 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
2316 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
2317 as the source of the set.
2319 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
2321 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
2322 FP_REGNO_P): Use IN_RANGE.
2323 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
2324 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
2325 (DATA_REG_P): Use DATA_REGNO_P.
2326 (FP_REG_P): Use FP_REGNO_P.
2327 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
2328 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
2329 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
2331 2007-06-24 Jan Hubicka <jh@suse.cz>
2334 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
2336 2007-06-24 Sebastian Pop <sebpop@gmail.com>
2339 * fold-const.c (fold_binary): Strip nops of operand 0
2340 of BIT_NOT_EXPR before calling operand_equal_p.
2341 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
2342 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
2344 2007-06-23 Mark Mitchell <mark@codesourcery.com>
2346 * doc/extend.texi: Document that dllimport and dllexport imply
2348 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
2349 imported or exported declaration, including type declarations.
2350 * c-common.c (handle_visibility_attribute): Check for conflicts
2351 with dllimport/dllexport.
2352 (c_determine_visibility): Handle dllimport/dllexport as an
2353 explicit visibility atttribute.
2355 2007-06-23 Richard Guenther <rguenther@suse.de>
2357 PR tree-optimization/16876
2359 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
2361 * tree-inline.c (initialize_inlined_parameters): Do not call
2362 lang_hooks.tree_inlining.convert_parm_for_inlining.
2363 * cgraphbuild.c (initialize_inline_failed): Set inline failed
2364 reason for mismatched types.
2365 * gimplify.c (gimplify_call_expr): Verify the call expression
2366 arguments match the called function type signature. Otherwise
2367 mark the call expression to be not considered for inlining
2368 using CALL_CANNOT_INLINE_P flag.
2369 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
2370 edges call expression.
2371 (cgraph_decide_inlining_of_small_function): Likewise.
2372 (cgraph_decide_inlining): Likewise.
2373 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
2375 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
2376 * c-typeck.c (c_convert_parm_for_inlining): Remove.
2377 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
2379 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
2380 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
2382 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
2383 convert_parm_for_inlining member.
2385 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
2388 * arm.md (negscc): Match the correct operand for optimized LT0 test.
2389 Remove optimization for GT.
2391 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
2394 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
2396 (prescan_insns_for_dce): Add extra parameter.
2398 2007-06-23 Jan Hubicka <jh@suse.cz>
2401 * gimplify.c (mark_addressable): New function.
2402 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
2404 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2407 * expr.c (store_constructor): Do not clobber non-zeroed memory.
2409 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2412 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
2413 moves between MMX/SSE registers to at least 8 units to prevent
2414 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
2416 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2418 * config/i386/i386.c (override_options): Correct x86_sahf
2421 2007-06-21 David Daney <ddaney@avtrex.com>
2424 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
2425 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
2426 (exception_receiver): Renamed to ...
2427 (nonlocal_goto_receiver): ... this.
2429 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
2431 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
2432 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
2433 partial register accesses.
2435 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
2437 * fold-const.c (debug_fold_checksum): Move it under
2438 ENABLE_FOLD_CHECKING.
2440 2007-06-21 Sebastian Pop <sebpop@gmail.com>
2443 * tree.h (debug_fold_checksum): Declared.
2444 * fold-const.c (build_fold_addr_expr_with_type_1): New.
2445 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
2446 build_fold_addr_expr_with_type_1.
2447 (fold_addr_expr, debug_fold_checksum): New.
2448 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
2449 (fold_unary, fold_comparison, split_address_to_core_and_offset):
2452 2007-06-21 Sebastian Pop <sebpop@gmail.com>
2454 PR tree-optimization/19590
2455 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
2456 of scev is a constant.
2457 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
2459 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2461 * df-problems.c (df_note_bb_compute): Made computation of live
2462 info consistent with df_lr.
2464 2007-06-21 Richard Guenther <rguenther@suse.de>
2466 PR tree-optimization/32453
2467 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
2468 for pointer anti-range.
2470 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
2472 * config/i386/i386.c (processor_target_table): Increase maximum
2473 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
2476 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
2477 byte alignment if > 8 byte alignment is preferred.
2478 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
2480 2007-06-21 Jakub Jelinek <jakub@redhat.com>
2482 PR tree-optimization/31866
2483 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
2484 if ASM_EXPR's input is not a SSA_NAME.
2487 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
2488 but decl is a global var, instead return decl.
2489 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
2490 even for is_global_var decls, if they are private in some outer
2493 2007-06-21 Richard Guenther <rguenther@suse.de>
2495 PR tree-optimization/32451
2496 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
2498 2007-06-21 Christian Bruel <christian.bruel@st.com>
2500 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
2501 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
2502 (push_regs): Changed saving order or banked registers.
2503 (sh_expand_epilogue): Likewise.
2504 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
2505 (FIRST_BANKED_REG): Likewise.
2506 (LAST_BANKED_REG): Likewise.
2507 * config/sh/sh.md (banked) New attribute.
2508 (in_delay_slot): Check banked attribute.
2510 2007-06-20 Sebastian Pop <sebpop@gmail.com>
2512 PR tree-optimization/32075
2513 * tree-data-ref.c (subscript_dependence_tester_1,
2514 analyze_miv_subscript, analyze_overlapping_iterations,
2515 add_distance_for_zero_overlaps, build_classic_dist_vector,
2516 subscript_dependence_tester_1, analyze_overlapping_iterations,
2517 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
2518 compute_affine_dependence, compute_all_dependences): Pass loop_nest
2519 to evolution_function_is_affine_multivariate_p.
2521 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
2523 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
2525 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
2528 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
2530 * config/m32c/prologue.md (epilogue_exitd_16): New.
2531 (epilogue_reit_16): New.
2532 (epilogue_exitd): Rename to epilogue_exitd_24.
2533 (epilogue_reit): Rename to epilogue_reit_24.
2535 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
2536 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2538 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
2540 * haifa-sched.c (queue_to_ready): Don't requeue next insn
2541 if dbg_cnt (sched_insn) reaches the limit.
2542 (choose_ready): New parameter INSN_PTR and new return value.
2543 (schedule_block): Handle dbg_cnt (sched_insn). Handle
2544 the new return value from choose_ready.
2545 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
2546 (rest_of_handle_global_alloc): New global_alloc_at_func.
2548 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
2550 PR tree-optimization/25737
2551 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
2552 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
2553 * tree-flow.h (struct fieldoff): Add new field alias_set.
2554 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
2555 argument addressable_type. Set alias_set of fieldoff.
2556 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
2557 (create_overlap_variables_for): Pass alias_set from fieldoff to
2559 * alias.c (get_alias_set): Use alias_set from SFT if set.
2561 2007-06-20 Hui-May Chang <hm.chang@apple.com>
2563 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
2564 of a variable as an unsigned HOST_WIDE_INT integer.
2566 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
2568 PR rtl-optimization/32405
2569 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
2571 2007-06-20 Jakub Jelinek <jakub@redhat.com>
2573 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
2576 * builtins.c: Include diagnostic.h.
2577 (expand_builtin_expect): Make gcc_assert more permissive.
2578 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
2581 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
2585 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
2586 if ACCUMULATE_OUTGOING_ARGS.
2588 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2590 * config/m68hc11/m68hc11.c: Include dataflow header file.
2591 (m68hc11_reorg): Port to dataflow.
2593 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2595 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
2596 (struct df_problem.free_blocks_on_set_blocks): New field.
2597 (struct dataflow.optional_p): New field.
2598 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
2599 (df_live_set_all_dirty): New function.
2600 * df-scan.c (df_scan_alloc): Initialize optional_p.
2601 (problem_SCAN): Initialize free_blocks_on_set_blocks.
2602 * df-core.c (df_set_blocks): Removed use of
2603 DF_FIRST_OPTIONAL_PROBLEM. Now uses
2604 df_problem.free_blocks_on_set_blocks to determine which blocks are
2606 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
2607 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
2608 uses dataflow.optional_p to determine if problem should be
2610 (rest_of_handle_df_initialize): Only start live problem if
2612 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
2613 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
2614 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
2615 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
2616 problem_NOTE): Initialize free_blocks_on_set_blocks.
2617 (df_lr_bb_local_compute): Recompute luids if df_live problem is
2619 (df_live_set_all_dirty, df_note_alloc): New function.
2620 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
2622 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
2623 * postreload.c (reload_combine): Ditto.
2624 * cse.c (cse_extended_basic_block): Ditto.
2625 * regmove.c (mark_flags_life_zones): Ditto.
2626 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
2627 erase_matching_seqs): Ditto.
2628 * bt-load.c (compute_defs_uses_and_gen): Ditto.
2629 * integrate (allocate_initial_values): Ditto.
2630 * combine.c (reg_dead_at_p): Ditto.
2631 * resource.c (mark_target_live_regs): Ditto.
2632 * sched-rgn.c (check_live_1, update_live_1): Ditto.
2633 * config/sh/sh.c (find_r0_life_regions): Ditto.
2634 * global.c (rest_of_handle_global_alloc): Only add back df_live
2636 * local-alloc.c (rest_of_handle_local_alloc): Only remove
2638 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
2640 (if_convert): Make sure df_live is there at -O == 1.
2641 (pass_if_after_combine): Cleanup flags.
2642 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
2643 is there at -O == 1.
2645 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
2647 * config/arm/arm.c (arm_get_frame_offsets): Set
2648 offsets->locals_base to avoid negative stack size.
2649 (thumb1_expand_prologue): Assert on negative stack size.
2651 2007-04-19 Sebastian Pop <sebpop@gmail.com>
2653 PR tree-optimization/32367
2654 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
2655 of the chrec has no evolution in that loop.
2656 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
2658 2007-06-19 Bob Wilson <bob.wilson@acm.org>
2660 * config/xtensa/xtensa.c: Include "df.h".
2661 (xtensa_builtin_saveregs): Use adjust_address instead of
2663 (xtensa_va_start): Invoke make_tree with sizetype for
2664 expand_builtin_saveregs and then convert the result to a pointer.
2665 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
2666 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
2667 Subtract argument size from index value as integers and then use
2668 POINTER_PLUS_EXPR to add the result to the array address.
2670 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2673 * config/m32c/m32c.c: Include dataflow header file.
2674 (m32c_emit_prologue): Adjust for prologue insn change.
2675 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
2676 once inside a PARALLEL. Assume frame size passed in operand 0
2677 includes space to save the fb register.
2678 (prologue_enter_24): Likewise.
2679 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
2681 2007-06-19 David Daney <ddaney@avtrex.com
2684 * config/mips/mips.md (cprestore): Mark $gp as used.
2686 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2689 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
2690 (frv_ifcvt_modify_insn): Likewise.
2692 2007-06-19 Richard Guenther <rguenther@suse.de>
2694 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
2695 only handle positive offsets that fit in a HOST_WIDE_INT.
2697 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
2699 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
2700 result of rsqrt insn for zero input argument to avoid NaN.
2702 2007-06-19 Richard Guenther <rguenther@suse.de>
2705 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
2707 2007-06-19 Jakub Jelinek <jakub@redhat.com>
2709 PR tree-optimization/32353
2710 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
2712 2007-06-19 Nick Clifton <nickc@redhat.com>
2714 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
2716 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
2719 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
2720 * config/i386/i386.c (assign_386_stack_local): Assert that
2721 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
2722 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
2723 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
2724 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
2726 2007-06-18 Steve Ellcey <sje@cup.hp.com>
2728 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
2730 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
2732 PR rtl-optimization/32321
2733 * gcse.c (replace_store_insn): Update the note before
2734 calling emit_insn_after.
2736 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
2739 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
2741 * df-problems.c (df_note_bb_compute): Fix dumping info.
2743 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
2745 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
2746 insn with emit_jump_insn.
2748 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
2750 PR tree-optimization/32383
2751 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
2752 * targhooks.h (default_builtin_reciprocal): Update prototype.
2753 * target.h (struct gcc_target): Update builtin_reciprocal.
2754 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
2755 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
2756 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
2757 when fndecl is in BUILT_IN_MD class.
2758 (execute_convert_to_rsqrt): Ditto.
2760 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
2761 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
2762 Convert BUILT_IN_SQRTF code only when md_fn is false.
2764 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
2766 * bt-load.c (move_btr_def): Fix the order of arguments
2767 to validate_replace_rtx.
2769 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
2771 * config/m68k/m68k-devices.def: Add 54450..54455.
2773 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
2775 PR rtl-optimization/32366
2776 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
2777 FLOAT_EXTEND]: Prevent non-scalar modes from entering
2780 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
2783 * modulo-sched (generate_reg_moves): Added rescan parameter and if
2784 this is true, rescan insn being modified.
2785 (sms_schedule): Added rescan parameter.
2786 (rest_of_handle_sms): Moved freeing of dominance info to before
2787 getting out of cfg_layout.
2789 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
2791 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
2792 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
2795 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
2796 FL_CF_EMAC from the entry for isac.
2798 * config/m68k/predicates.md (const_call_operand): Adjust comment.
2799 (const_sibcall_operand): New.
2800 (sibcall_operand): Use it.
2801 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
2802 (m68k_isas): ISAC does not imply FPU or EMAC.
2803 (override_options): Add ISA_C logic for symbolic jump & call.
2805 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2807 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
2808 return mode from the builtin itself.
2809 (sparc_fold_builtin): Fix cast of zero constant.
2811 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
2813 * targhooks.c (default_builtin_reciprocal): New default target hook.
2814 * targhooks.h (default_builtin_reciprocal): Add prototype.
2815 * hooks.c (hook_tree_tree_bool_null): Remove hook.
2816 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
2817 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
2818 default_builtin_reciprocal.
2820 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
2823 * hooks.c (hook_tree_tree_bool_null): New hook.
2824 * hooks.h (hook_tree_tree_bool_null): Add prototype.
2825 * tree-pass.h (pass_convert_to_rsqrt): Declare.
2826 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
2827 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
2828 and convert it to reciprocal a*rfunc(b).
2829 (execute_convert_to_rsqrt): New function.
2830 (gate_convert_to_rsqrt): New function.
2831 (pass_convert_to_rsqrt): New pass definition.
2832 * target.h (struct gcc_target): Add builtin_reciprocal.
2833 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
2834 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
2835 TARGET_BUILTIN_RECIPROCAL.
2836 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
2838 * config/i386/i386.h (TARGET_RECIP): New define.
2839 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
2840 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2841 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2842 and not optimizing for size.
2843 (*rcpsf2_sse): New insn pattern.
2844 (*rsqrtsf2_sse): Ditto.
2845 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
2846 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2847 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2848 and not optimizing for size.
2849 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
2850 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2851 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2852 and not optimizing for size.
2853 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
2854 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2855 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2856 and not optimizing for size.
2857 (*sse_rsqrtv4sf2): Do not export.
2859 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
2860 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2861 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2862 and not optimizing for size.
2864 * config/i386/i386.opt (mrecip): New option.
2865 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
2866 (ix86_emit_swsqrtsf): Ditto.
2867 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
2868 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
2870 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
2871 ix86_expand_unop1_builtin.
2872 (ix86_emit_swdivsf): New function.
2873 (ix86_emit_swsqrtsf): Ditto.
2874 (ix86_builtin_reciprocal): New function.
2875 (TARGET_BUILTIN_RECIPROCAL): Use it.
2876 (ix86_vectorize_builtin_conversion): Rename from
2877 ix86_builtin_conversion.
2878 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
2879 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
2880 "i386 and x86_64 Options" section.
2881 (Intel 386 and AMD x86_64 Options): Document -mrecip.
2883 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2884 Zdenek Dvorak <dvorakz@suse.cz>
2885 Richard Guenther <rguenther@suse.de>
2886 Kaz Kojima <kkojima@gcc.gnu.org>
2888 * tree-vrp.c (compare_values_warnv): Convert val2 to
2890 (extract_range_from_assert): Create
2891 POINTER_PLUS_EXPR for pointer types.
2892 (extract_range_from_binary_expr): Handle
2893 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
2895 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
2896 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
2897 POINTER_PLUS_EXPR as PLUS_EXPR.
2898 (number_of_iterations_lt_to_ne):
2899 For pointer types, use sizetype when
2900 creating MINUS_EXPR/PLUS_EXPRs.
2901 (assert_loop_rolls_lt): For pointer types, use sizetype when
2902 creating MINUS_EXPR/PLUS_EXPRs.
2903 (number_of_iterations_le): Likewise.
2904 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
2905 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
2906 like PLUS_EXPR and MINUS_EXPR.
2907 * tree-pretty-print.c (dump_generic_node): Handle
2909 (op_prio): Likewise.
2910 (op_symbol_1): Likewise.
2911 * optabs.c (optab_for_tree_code): Likewise.
2912 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
2914 * tree-tailcall.c (process_assignment): Mention
2915 POINTER_PLUS_EXPR in a TODO comment.
2916 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
2917 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
2918 not used with a pointer and an integer type.
2919 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
2920 increment using chrec_convert_rhs instead of chrec_convert.
2921 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
2922 PLUS_EXPR except for the right hand side's type will be
2924 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
2925 (fold_used_pointer_cast): Kill.
2926 (pointer_offset_p): Kill.
2927 (fold_used_pointer): Kill.
2928 (pointer_used_p): Kill.
2929 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
2930 call fold_used_pointer.
2931 (instantiate_parameters_1): Convert the increment
2932 using chrec_convert_rhs instead of chrec_convert.
2933 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
2934 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
2935 instead of PLUS_EXPR.
2936 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
2937 PLUS_EXPR for pointers.
2938 (std_gimplify_va_arg_expr): Likewise.
2939 (fold_builtin_memory_op): Likewise.
2940 (fold_builtin_strstr): Likewise.
2941 (fold_builtin_strchr): Likewise.
2942 (fold_builtin_strrchr): Likewise.
2943 (fold_builtin_strpbrk): Likewise.
2944 (expand_builtin_memory_chk): Likewise.
2945 (fold_builtin_memory_chk): Likewise.
2946 (std_expand_builtin_va_start): Use
2947 sizetype for the call to make_tree and then convert
2948 to the pointer type.
2949 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
2950 instead of PLUS_EXPR for adding to a pointer.
2951 (std_gimplify_va_arg_expr): Use fold_build2 for
2952 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
2953 the operands to sizetype first and then cast the BIT_AND_EXPR
2954 back to the pointer type.
2955 * fold-const.c (build_range_check): Handle pointer types
2957 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
2958 of PLUS_EXPR's. Make sure the offset is converted to
2960 (try_move_mult_to_index): Strip the NOPs from the offset.
2961 Remove code argument and replace all uses with PLUS_EXPR.
2962 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
2963 specially. Don't use a pointer type for MINUS_EXPR.
2964 (fold_unary): Handle for (T1)(X op Y),
2965 only p+ as that is the only as that can be handled for
2966 binary operators now.
2967 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
2969 <case PLUS_EXPR>: Add folding of PTR+INT into
2971 Don't call try_move_mult_to_index.
2972 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
2973 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
2974 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
2975 Don't call try_move_mult_to_index.
2976 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
2977 (tree_expr_nonzero_p): Likewise.
2978 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
2979 of PLUS_EXPR for the complex expression folding.
2980 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
2981 first chrec is a pointer type, then the second should
2982 be sizetype and not the first's type.
2983 For POINTER_PLUS_EXPR, use a different right hand side type.
2984 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2985 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
2986 different right hand side type.
2987 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2988 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
2989 instead of PLUS_EXPR.
2990 When either operand is zero, convert the other operand.
2991 (chrec_apply): Use chrec_convert_rhs
2992 on the argument x instead of chrec_convert.
2993 (reset_evolution_in_loop): For pointer types, the new_evol
2995 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
2996 different right hand side type.
2997 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2998 (chrec_convert_rhs): New function.
2999 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
3000 different right hand side type.
3001 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
3002 * tree-chrec.h (chrec_convert_rhs): New prototype.
3003 (build_polynomial_chrec): For pointer types, the right hand
3004 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
3005 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
3006 Remove subtraction case as it is always addition now.
3007 Make sure the offset is converted to sizetype.
3008 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
3009 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
3010 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
3011 PLUS_EXPR in pointer type.
3012 Handle POINTER_PLUS_EXPR.
3013 (tree_to_aff_combination): Likewise.
3014 (force_expr_to_var_cost): Likewise.
3015 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
3016 instead of PLUS_EXPR for pointers.
3017 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
3018 instead of PLUS_EXPR of pointer types.
3019 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
3021 (check_va_list_escapes): Likewise.
3022 (check_all_va_list_escapes): Likewise.
3023 * dwarf2out.c (loc_descriptor_from_tree_1):
3024 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
3025 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
3026 (string_constant): Likewise.
3027 * tree-ssa-address.c (tree_mem_ref_addr): When adding
3028 the offset to the base, use POINTER_PLUS_EXPR.
3029 (add_to_parts): Convert the index to sizetype.
3030 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
3031 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
3032 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
3033 Offset only holds something for PLUS_EXPR.
3034 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
3036 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
3038 (analyze_accesses_for_modify_stmt): Likewise.
3039 Remove comment about the type being integral type as it is
3041 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
3043 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
3045 Correct the type which the artimentic is done in (is now
3048 * tree-data-ref.c (split_constant_offset): Handle
3050 * tree-affine.c (tree_to_aff_combination): Likewise.
3051 * c-typeck.c (build_unary_op): For pointers create the increment
3052 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
3054 * gimplify.c (gimplify_self_mod_expr): Create a
3055 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
3056 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
3057 * tree.def (POINTER_PLUS_EXPR): New tree code.
3058 * tree-predcom.c (ref_at_iteration): If we have a pointer
3059 type do the multiplication in sizetype.
3060 * tree-mudflap.c (mf_xform_derefs_1): Create a
3061 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
3062 * tree-ssa-forwprop.c
3063 (forward_propagate_addr_into_variable_array_index):
3064 Don't expect there to be a cast for the index as that
3065 does not exist anymore.
3066 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
3067 instead of PLUS_EXPR.
3068 Don't check for the first operand of the POINTER_PLUS_EXPR
3069 was the index as it cannot be.
3070 Call forward_propagate_addr_into_variable_array_index with
3071 the SSA_NAME instead of the statement.
3072 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
3073 (compare_constant): Likewise.
3074 (copy_constant): Likewise.
3075 (compute_reloc_for_constant): Likewise.
3076 (output_addressed_constants): Likewise.
3077 (initializer_constant_valid_p): Likewise.
3078 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
3079 Convert the MIN/MAX of the inner type to the outer
3080 type before comparing them.
3081 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
3082 POINTER_PLUS_EXPR instead of PLUS_EXPR.
3083 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
3084 of PLUS_EXPR for pointers.
3085 * tree-inline.c (estimate_num_insns_1): Handle
3087 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
3088 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
3089 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
3090 instead of PLUS_EXPR for the pointer increment statement.
3091 (vect_update_ivs_after_vectorizer): For pointer types, create
3092 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
3093 MULT_EXPR in sizetype.
3094 (vect_gen_niters_for_prolog_loop): Add a cast when creating
3096 * tree-object-size.c (plus_expr_object_size): Handle
3097 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
3098 code which is trying to figure out which side is a pointer and
3100 (check_for_plus_in_loops_1): Likewise.
3101 (check_for_plus_in_loops): Likewise.
3102 * c-common.c (pointer_int_sum): Create a
3103 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
3104 * tree-ssa-structalias.c (handle_ptr_arith): Handle
3105 only POINTER_PLUS_EXPR. Removing all the extra
3106 code which is trying to figure out which side is a pointer and
3108 * tree-cfg.c (verify_expr): Add extra checking for pointers and
3109 PLUS_EXPR and MINUS_EXPR.
3110 Also add checking to make sure the operands of POINTER_PLUS_EXPR
3112 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
3113 with make_tree, instead of a pointer type.
3114 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
3115 for pointers instead of PLUS_EXPR.
3116 (s390_gimplify_va_arg): Likewise.
3117 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
3118 instead of PLUS_EXPR when doing addition on pointer
3119 types. Use sizetype for the second operand.
3120 (spu_gimplify_va_arg_expr): Likewise.
3121 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
3122 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
3123 a pointer. Don't create a BIT_AND_EXPR for pointer types.
3124 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
3125 for the pointer addition and also use size_int/sizetype
3127 (ix86_gimplify_va_arg): Likewise.
3128 Perform BIT_AND_EXPR on sizetype arguments.
3129 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
3130 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
3131 for the pointer additions and also use size_int for the offsets.
3132 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
3133 additions and also use size_int for the offsets. Perform
3134 BIT_AND_EXPR on sizetype arguments.
3135 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
3136 POINTER_PLUS_EXPR for pointers and create the
3137 BIT_AND_EXPR in sizetype.
3138 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
3139 instead of PLUS_EXPR for pointer addition.
3140 (rs6000_va_start): Likewise.
3141 Also use sizetype for the offset.
3142 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
3143 as PLUS_EXPR/MINUS_EXPR.
3144 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
3145 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
3146 Don't use BIT_AND_EXPR on a pointer type, convert the
3147 expression to sizetype first.
3148 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
3150 (mips_gimplify_va_arg_expr): Likewise.
3151 Don't create BIT_AND_EXPR in a pointer type.
3153 2007-06-15 Eric Christopher <echristo@apple.com>
3155 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
3156 (x86_64-*-darwin*): Ditto.
3157 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
3160 2007-06-15 Matthew Wilcox <matthew@wil.cx>
3162 * doc/extend.texi: Document behavior of __attribute__((aligned))
3165 2007-06-15 Mark Mitchell <mark@codesourcery.com>
3167 * rtlanal.c (note_stores): Improve documentation.
3169 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
3171 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
3172 LOCAL_LABEL_PREFIX): Delete.
3173 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
3174 (bfin_internal_label): Delete.
3176 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
3178 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
3179 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
3180 otherwise define to LIBGCC2_TF_CEXT.
3181 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
3182 (LIBGCC_TF_CEXT): Ditto.
3185 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
3187 PR rtl-optimization/32339
3188 * df-scan.c (df_uses_record): Don't modify flags but just add to
3189 it for df_ref_record.
3191 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
3193 * tree-mudflap.c: Fix whitespace issues.
3195 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
3197 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
3199 2007-06-14 Eric Christopher <echristo@apple.com>
3201 * config/i386/sse.md (movdi_to_sse): Rewrite body.
3202 (movv4sf): Use gcc_unreachable instead of abort.
3204 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
3207 * config/i386/sfp-machine.h (CMPtype): New define.
3208 (mach stubs): Use CMPtype instead of int as a return type.
3210 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
3212 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
3213 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
3214 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
3215 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
3216 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
3217 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
3218 config/soft-fp/soft-fp.h: Update from glibc CVS.
3220 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
3222 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
3224 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
3227 * config/v850/v850.c: Include dataflow header file.
3228 (substitute_ep_register): Fix typo.
3230 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3232 * configure.ac: Fix earlier checkin.
3233 * configure: Regenerated.
3235 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3237 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
3238 * aclocal.m4: Regenerate.
3239 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
3240 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
3241 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
3242 * configure: Regenerate.
3243 * Makefile.in (LOOSE_WARN): Subst loose_warn.
3245 * Makefile.in (quickstrap): Build libgcc too.
3247 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3249 * configure.ac: Add --enable-checking=df. Explicitly mention that
3250 the variables are initialized as for "release".
3251 * df-core.c: Use it.
3252 * configure: Regenerate.
3253 * config.in: Regenerate.
3255 2007-06-14 Bob Wilson <bob.wilson@acm.org>
3257 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
3258 validate_replace_rtx instead of replace_rtx.
3259 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
3261 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
3263 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
3264 (DWARF2_UNWIND_INFO): Override default if configured with
3266 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
3267 (ENDFILE_SPEC): Add crtend.o.
3268 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
3269 (ENDFILE_SPEC): Add crtend.o.
3270 (TARGET_USE_JCR_SECTION): Define.
3271 (MD_UNWIND_SUPPORT): Define for 32-bit target.
3273 * config/i386/cygming-crtbegin.c: New file.
3274 * config/i386/cygming-crtend.c: New file.
3276 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
3278 * config/i386/w32-unwind.h: New file.
3280 2007-06-13 Eric Christopher <echristo@apple.com>
3282 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
3283 the user set a value below STACK_BOUNDARY.
3285 2007-06-13 Thiemo Seufer <ths@networkno.de>
3287 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
3288 imply -lpthread for -pthread.
3290 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
3292 * basic-block.h: Remove the prototype for
3293 free_basic_block_vars.
3294 * cfglayout.h: Remove the prototype for
3295 insn_locators_initialize.
3296 * tree.h: Remove the prototype for emit_line_note.
3298 * tree-ssa-pre.c (mergephitemp): Remove.
3299 (init_pre): Don't use mergephitemp.
3301 2007-06-13 Eric Christopher <echristo@apple.com>
3303 * config/i386/i386.c (override_options): If we've specified
3304 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
3306 2007-06-13 Bob Wilson <bob.wilson@acm.org>
3308 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
3311 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
3313 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
3314 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
3315 (eh_store_handler): New pattern.
3316 (eh_return): Emit it instead of a plain move.
3318 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
3320 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
3321 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
3322 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
3325 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
3327 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
3328 (find_next_insn_start, find_load): New functions.
3329 (bfin_reorg): Use them to deal with the fact that parallel insns are
3330 no longer represented as a SEQUENCE.
3332 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3334 * config/sparc/sparc.c (sparc_override_options): Initialize
3337 2007-06-13 Dave Korn <dave.korn@artimi.com>
3339 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
3342 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
3344 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
3345 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
3346 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
3347 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
3348 tree-vect-transform.c: Fix comment typos. Follow spelling
3351 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
3353 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
3354 to the exit block use set.
3355 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
3356 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
3357 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
3359 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
3361 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
3362 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
3363 to indicate an error.
3364 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
3366 (dbg_cnt_process_opt): Print an error on a bad argument.
3367 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
3368 * common.opt (-fdbg-cnt-list): New.
3369 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
3371 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
3373 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
3374 flag on ref-all pointers.
3376 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
3379 * expr.c (expand_expr_addr_expr_1): Call expand_expr
3380 for the offset with the modifier as EXPAND_INITIALIZER
3381 if the modifier is EXPAND_INITIALIZER.
3382 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
3383 a register if we had an overflow.
3385 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3387 * real.c (real_isfinite): New.
3388 (real_sqrt): Use it.
3389 * real.h (real_isfinite): New.
3390 * builtins.c: Use it.
3392 2007-06-12 Ian Lance Taylor <iant@google.com>
3393 Daniel Berlin <dberlin@dberlin.org>
3396 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
3397 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
3398 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
3399 (DECL_NO_TBAA_P): Define.
3400 (struct tree_decl_common): Add no_tbaa_flag field.
3401 * tree-ssa-structalias.c (struct variable_info): Add
3402 no_tbaa_pruning field.
3403 (new_var_info): Initialize no_tbaa_pruning field.
3404 (unify_nodes): Copy no_tbaa_pruning field.
3405 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
3406 (dump_solution_for_var): Print no_tbaa_pruning flag.
3407 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
3409 (compute_tbaa_pruning): New static function.
3410 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
3411 Call compute_tbaa_pruning.
3412 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
3413 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
3414 * gimple-low.c (lower_stmt): Likewise.
3415 * tree-gimple.c (is_gimple_stmt): Likewise.
3416 * tree-ssa-operands.c (get_expr_operands): Likewise.
3417 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3418 * tree-inline.c (estimate_num_insns_1): Likewise.
3419 (copy_result_decl_to_var): Likewise.
3420 * expr.c (expand_expr_real_1): Likewise.
3421 * tree-pretty-print.c (dump_generic_node): Likewise.
3422 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
3423 * omp-low.c (omp_copy_decl_2): Likewise.
3424 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
3425 * doc/c-tree.texi (Expression trees): Document
3426 CHANGE_DYNAMIC_TYPE_EXPR.
3428 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3430 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
3431 with !HONOR_NANS and !HONOR_INFINITIES.
3432 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
3434 2007-06-12 Tristan Gingold <gingold@adacore.com>
3436 * gcov.c: Comments updated.
3437 (source_info): Add file_time field.
3438 (source_index): New variable.
3439 (mutiple_files): New variable.
3440 (generate_results): New function extracted from process_file.
3441 (process_file): Save and restore chain of functions, generate
3442 results and free structures only if not merging results.
3443 (release_structures): File names are now freed in create_file_names
3444 (create_file_names): Free previous file names.
3445 (find_source): File date is now read here and modifications in
3446 source files is checked here.
3447 (read_graph_file): Only reverse order of functions for the current
3449 (make_gcov_file_name): Do not generate long names if input_name is
3451 (output_lines): If merging results do not display graph, data and
3453 Checking source file modification is done in find_source.
3455 * doc/gcov.texi: Append an s to sourcefile.
3457 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
3459 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
3460 (forced_nop): New pattern.
3461 * config/bfin/bfin.c: Include "df.h".
3462 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
3463 (bfin_discover_loop): Use df_get_live_in instead of
3464 global_live_at_start.
3465 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
3466 df_analyze when done.
3467 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
3468 the insns. Use QImode for the final insn in a bundle. Call
3469 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
3471 (reorder_var_tracking_notes): New function.
3472 (bfin_reorg): Pass no argument to split_all_insns. Don't call
3473 update_life_info. Call df_analyze after scheduling and bundle
3474 generation. Call reorder_var_tracking_notes if generating these
3475 notes. Call df_finish_pass at the end.
3477 2007-06-12 Dirk Mueller <dmueller@suse.de>
3479 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
3480 a comparison, not an assignment.
3482 2007-06-12 Olivier Hainque <hainque@adacore.com>
3484 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
3485 Request walking the subtrees only, leaving the current is_lhs/val_only
3487 (convert_non_local_reference): Likewise.
3489 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
3491 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
3493 2007-06-12 Richard Guenther <rguenther@suse.de>
3495 PR tree-optimization/15353
3496 PR tree-optimization/31657
3497 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
3498 * timevar.def: Add TV_TREE_IFCOMBINE.
3499 * tree-pass.h (pass_tree_ifcombine): Declare.
3500 * tree-ssa-ifcombine.c: New file.
3501 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
3502 * tree-flow.h (blocks_in_phiopt_order): Declare.
3503 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
3504 (tree-ssa-ifcombine.o): New dependencies.
3506 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
3508 PR rtl-optimization/32293
3509 * combine.c (simplify_if_then_else): Truncate return from
3510 nonzero_bits() to correct mode.
3512 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
3514 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
3515 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
3517 2007-06-11 Diego Novillo <dnovillo@google.com>
3519 * Makefile.in (reload1.o-warn): Remove.
3521 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
3523 * combine.c (subst): Use reg_overlap_mentioned_p
3524 instead of comparing register numbers directly.
3526 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3528 * reload1.c (mark_home_live_1): Use the mode parameter.
3530 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3532 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
3533 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
3537 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
3539 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
3541 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3543 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
3544 from integer registers.
3545 (FP mode splitters): Handle TFmode.
3547 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
3549 * tree-ssa-structalias.c (find_what_p_points_to): Return false
3550 for ref-all pointers that point-to anything.
3552 2007-06-11 Joseph Myers <joseph@codesourcery.com>
3554 * config/arm/arm.c (arm_output_dwarf_dtprel,
3555 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
3557 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
3559 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
3560 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
3563 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
3565 * gcc/tree.c (signed_or_unsigned_type_for): New.
3566 (unsigned_type_for): Use signed_or_unsigned_type_for.
3567 (signed_type_for): Use signed_or_unsigned_type_for.
3568 * gcc/tree.h (signed_or_unsigned_type_for): New.
3569 (get_signed_or_unsigned_type): Remove.
3570 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
3571 lang_hooks.types.signed_type
3572 (size_diffop): Likewise.
3573 (all_ones_mask_p): Likewise.
3574 (build_range_check): Likewise.
3575 (fold_cond_expr_with_comparison): Likewise.
3576 (fold_cond_expr_with_comparison): Likewise.
3577 (unextend): Likewise.
3578 (extract_muldiv_1): Likewise.
3579 (fold_single_bit_test_into_sign_test): Likewise.
3580 (fold_binary): Likewise.
3581 (fold_ternary): Likewise.
3582 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
3583 instead of get_signed_or_unsigned_type.
3584 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
3585 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
3586 * gcc/expr.c (signed_or_unsigned_type_for): Use
3587 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
3588 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
3589 (lhd_signed_or_unsigned_type): Remove.
3590 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
3591 signed_or_unsigned_type.
3592 (lhd_signed_or_unsigned_type): Remove.
3593 * gcc/expmed.c (make_tree): Use signed_type_for instead of
3594 lang_hooks.types.signed_type.
3595 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
3596 c_common_signed_type instead of lang_hooks.types.signed_type.
3597 (c_common_unsigned_type): New.
3598 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
3599 (shorten_compare): Use c_common_unsigned_type instead of
3600 c_common_signed_or_unsigned_type.
3601 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
3603 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
3604 lang_hooks.types.signed_type.
3605 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
3606 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
3607 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
3608 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
3609 instead of unsigned_type_for.
3610 * gcc/c-decl.c (groakdeclarator): Likewise.
3611 * gcc/c-typeck.c (convert_for_assignment): Likewise.
3612 * gcc/c-common.h (c_common_unsigned_type): New.
3614 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3617 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
3618 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
3620 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3623 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
3624 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
3626 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
3627 Sebastian Pop <sebpop@gmail.com>
3629 * lambda-code.c (remove_iv): New.
3630 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
3632 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
3634 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
3635 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
3636 * tree-ssa-loop-prefetch.c: Include optabs.h.
3637 (FENCE_FOLLOWING_MOVNT): New macro.
3638 (struct mem_ref): Add independent_p and storent_p fields.
3639 (record_ref): Initalize the new fields.
3640 (gather_memory_references_ref): Return true if the reference
3642 (gather_memory_references): Check whether all memory accesses
3643 in loop were recorded.
3644 (should_issue_prefetch_p): Return false for nontemporal stores.
3645 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
3646 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
3647 (determine_loop_nest_reuse): Detect independent memory references.
3648 (loop_prefetch_arrays): Call mark_nontemporal_stores.
3649 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
3650 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
3651 * config/i386/i386.h (x86_mfence): Declare.
3652 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
3653 * config/i386/i386.c (x86_mfence): New variable.
3654 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
3656 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
3657 * optabs.c (init_optabs): Initialize storent_optab.
3658 * optabs.h (enum optab_index): Add OTI_storent.
3659 (storent_optab): Declare.
3660 * genopinit.c (optabs): Add initialization for storent_optab.
3661 * tree.h (MOVE_NONTEMPORAL): New macro.
3662 * expr.c (expand_assignment, store_expr, store_constructor_field,
3663 store_constructor, store_field, expand_expr_real_1): Propagate
3664 nontemporality of the expanded store.
3665 (emit_storent_insn): New function.
3666 * expr.h (expand_assignment, store_expr): Declaration changed.
3667 * function.c (assign_parm_setup_reg): Pass false as nontemporality
3668 to expand_assignment.
3669 * stmt.c (expand_asm_expr): Ditto.
3670 * calls.c (initialize_argument_information): Pass false as
3671 nontemporality to store_expr.
3672 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
3675 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
3677 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
3679 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
3681 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
3683 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
3684 and allow DECL_P here.
3686 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
3688 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
3689 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
3690 track of the size of the expression.
3691 * cfghooks.c (merge_blocks): Remove block from loops structure only
3692 after call of the merge_blocks hook.
3694 2007-06-09 Tom Tromey <tromey@redhat.com>
3696 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
3697 (deprecated_state): Removed.
3698 (start_decl): Update.
3699 (enum deprecated_states): Moved earlier.
3700 (groktypename): Update.
3701 (push_parm_decl): Likewise.
3702 (grokfield): Likewise.
3703 (start_function): Likewise.
3705 2007-06-09 Ian Lance Taylor <iant@google.com>
3707 PR tree-optimization/32169
3708 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
3709 CONVERT_EXPR, check whether min and max both converted to an
3710 overflow infinity representation.
3712 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
3714 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
3715 not inserted on the edge.
3717 2007-06-08 Bob Wilson <bob.wilson@acm.org>
3719 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
3720 instructions if they are supported.
3721 (__divsi3, __umodsi3, __modsi3): Likewise.
3722 (__ashldi3, __ashrdi3, __lshrdi3): New.
3723 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
3725 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
3726 Tony Linthicum <tony.linthicum@amd.com>
3728 * doc/invoke.texi: Add fvect-cost-model flag.
3729 * common.opt (fvect-cost-model): New flag.
3730 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
3731 cost fields in stmt_vec_info struct for STMT.
3732 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
3733 fields in stmt_vec_info struct and access functions for the same.
3734 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
3735 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
3736 load, store and vector to scalar operation.
3737 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
3738 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
3739 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
3740 (TARG_VEC_STORE_COST): Define cost of vector store.
3741 (vect_estimate_min_profitable_iters): Define new function.
3742 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
3743 check to evaluate if loop iterations are less than minimum profitable
3744 iterations determined by cost model or minimum vect loop bound defined
3745 by user, whichever is more conservative.
3746 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
3747 run-time check to evaluate if loop iterations are less than minimum
3748 profitable iterations determined by cost model or minimum vect loop
3749 bound defined by user, whichever is more conservative.
3750 (vect_estimate_min_profitable_iterations): New function to estimate
3751 mimimimum iterartions required for vector version of loop to be
3752 profitable over scalar version.
3753 (vect_model_reduction_cost): New function.
3754 (vect_model_induction_cost): New function.
3755 (vect_model_simple_cost): New function.
3756 (vect_cost_strided_group_size): New function.
3757 (vect_model_store_cost): New function.
3758 (vect_model_load_cost): New function.
3759 (vectorizable_reduction): Call vect_model_reduction_cost during
3761 (vectorizable_induction): Call vect_model_induction_cost during
3763 (vectorizable_load): Call vect_model_load_cost during analysis phase.
3764 (vectorizable_store): Call vect_model_store_cost during analysis phase.
3765 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
3766 vectorizable_promotion, vectorizable_demotion): Call
3767 vect_model_simple_cost during analysis phase.
3769 2007-06-08 Simon Baldwin <simonb@google.com>
3771 * reg-stack.c (get_true_reg): Readability change. Moved default case
3772 label into direct switch statement scope.
3774 2007-06-08 Simon Baldwin <simonb@google.com>
3776 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
3777 in gcc_assert() with '==' comparison.
3779 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3781 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
3782 TARGET_ABM handling of x86_popcnt variable.
3784 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3786 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
3787 __builtin_copysignq and __builtin_infq built-in functions.
3789 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3791 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
3792 SSE4.2 section. Correct built-in function names in SSE4A section.
3794 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3796 PR tree-optimization/32243
3797 * tree-vect-transform.c (vectorizable_type_promotion): Move check
3798 for ncopies after ratio check between nunits_out and nunits_in.
3799 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
3801 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
3803 PR tree-optimization/32224
3804 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
3805 vectorization upon a non GIMPLE_MODIFY_STMT.
3807 2007-06-08 Christian Bruel <christian.bruel@st.com>
3810 * config/sh/sh.md (doloop_end): New pattern and splitter.
3811 * loop-iv.c (simple_rhs_p): Check for hardware registers.
3813 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
3816 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
3818 (verify_dominators): Do not change dominance tree.
3820 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
3822 * config/sh/constraints.md: New file.
3823 * config/sh/sh.c: Include tm-constrs.h.
3824 (reg_class_from_letter): Remove.
3825 (prepare_cbranch_operands): Use satisfies_constraint_*
3826 function instead of macro.
3827 (andcosts, broken_move, sh_secondary_reload): Likewise.
3828 * config/sh/predicates.md (trapping_target_operand): Likewise.
3829 (and_operand, arith_operand, arith_reg_or_0_operand,
3830 cmp_operand, logical_operand, target_operand,
3831 ua_address_operand, ua_offset, xor_operand): Likewise.
3832 * config/sh/sh.md: Include constraints.md.
3833 (*movsicc_t_false): Use satisfies_constraint_* function
3835 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
3836 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
3837 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
3838 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
3839 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
3840 (REG_CLASS_FROM_CONSTRAINT): Remove.
3841 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
3842 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
3843 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
3844 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
3845 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
3846 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
3847 function instead of macro.
3848 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3849 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
3850 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
3851 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
3852 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
3853 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
3854 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
3855 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
3856 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
3857 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
3858 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
3859 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
3860 EXTRA_CONSTRAINT_STR): Likewise.
3861 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
3863 2007-06-07 Geoffrey Keating <geoffk@apple.com>
3865 * config/i386/darwin.h (STACK_BOUNDARY): Define.
3867 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
3870 * c-common.h (flag_cpp0x): Replaced by...
3871 (cxx_dialect): ... this new variable specifying the C++ dialect that
3873 * c-common.c (flag_cpp0x): Removed.
3874 (cxx_dialect): Defined.
3875 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
3877 * c-opts.c (c_common_post_options): Likewise.
3878 (set_std_cxx98): Set cxx_dialect to cxx98.
3879 (set_std_cxx0x): Set cxx_dialect to cxx0x.
3881 2007-06-07 Geoffrey Keating <geoffk@apple.com>
3882 Hui-May Chang <hm.chang@apple.com>
3884 * doc/invoke.texi (Darwin Options): Update documentation for
3885 -mmacosx-version-min.
3886 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
3887 * config/darwin-driver.c: New file.
3888 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
3889 * config/t-darwin (darwin-driver.o): New rule.
3891 * config/darwin-c.c (version_as_macro): Ignore low digit.
3893 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
3895 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
3896 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
3897 (CSGNMODE): New mode macro.
3898 (CSGNVMODE): New mode attribute.
3899 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
3900 expander using CSGNMODE mode macro. Handle TFmode.
3901 (copysign<mode>3_const): Rename from copysignsf3_const and
3902 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
3904 (copysign<mode>3_var): Rename from copysignsf3_var and
3905 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
3907 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
3908 mode macro. Handle TFmode.
3909 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
3910 (iortf3, *iortf3): Ditto.
3911 (xortf3, *xortf3): Ditto.
3912 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
3913 TFmode and TImode masks.
3914 (ix86_expand_copysign): Expand TFmode copysign insn.
3915 (IX86_BUILTIN_INFQ): New.
3916 (IX86_BUILTIN_FABSQ): Ditto.
3917 (IX86_BUILTIN_COPYSIGNQ): Ditto.
3918 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
3919 [__builtin_fabsq]: Ditto.
3920 [__builtin_copysignq]: Ditto.
3921 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
3922 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
3923 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
3924 ix86_expand_binop_builtin().
3926 2007-06-07 Bob Wilson <bob.wilson@acm.org>
3928 * config/xtensa/lib1funcs.asm: Clean up whitespace.
3930 2007-06-07 Steve Ellcey <sje@cup.hp.com>
3933 * rtl.h (push_to_sequence2): New.
3934 * emit-rtl.c (push_to_sequence2): New.
3935 * function.c (assign_parm_data_all): Add new fields.
3936 (assign_parm_setup_block): Call push_to_sequence2 instead of
3938 (assign_parm_setup_reg): Ditto.
3939 (assign_parm_setup_stack): Ditto.
3940 (assign_parms_unsplit_complex): Ditto.
3941 (assign_parms): Change field name.
3943 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
3945 PR tree-optimization/32220
3946 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
3947 phi node is reached before defining statement.
3949 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3952 * tree-vect-transform.c (vectorizable_call): Call update_stmt
3953 after changing the right hand side of the assignment.
3955 2007-06-06 Eric Christopher <echristo@apple.com>
3957 * config.gcc (i?86-*-darwin*): Remove arch parameter.
3958 (x86_64-*-darwin*): Ditto.
3959 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
3960 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
3962 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3964 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
3966 (add_key): Likewise.
3967 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
3968 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
3970 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
3972 (add_cost_one_coalesce): Likewise.
3973 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
3974 variable names. Rename orig to orig_name for consistency.
3975 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
3977 (cprop_into_successor_phis): Avoid using C++ keywords as variable
3979 (record_equivalences_from_stmt): Likewise.
3980 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
3981 the coding conventions.
3982 (memory_ssa_name_same): Likewise.
3983 (dse_optimize_stmt): Likewise.
3984 (dse_record_phis): Likewise.
3985 (dse_finalize_block): Likewise.
3986 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
3987 keywords as variable names.
3988 (may_move_till): Cast according to the coding conventions.
3989 (force_move_till_expr): Avoid using C++ keywords as variable names.
3990 (force_move_till): Cast according to the coding conventions.
3991 (memref_hash): Likewise.
3992 (memref_eq): Likewise.
3993 (gather_mem_refs_stmt): Likewise.
3994 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
3995 using C++ keywords as variable names.
3996 (idx_find_step): Cast according to the coding conventions.
3997 (idx_record_use): Likewise.
3998 (find_depends): Likewise.
3999 (prepare_decl_rtl): Likewise.
4000 (mbc_entry_hash): Likewise.
4001 (mbc_entry_eq): Likewise.
4002 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
4003 (simplify_replace_tree): Avoid using C++ keywords as variable names.
4004 (idx_infer_loop_bounds): Cast according to the coding conventions.
4005 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
4006 * tree-ssa-math-opts.c (occ_new ): Likwise.
4007 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
4009 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
4011 (add_use_op): Likewise.
4012 (add_vop): Likewise.
4013 (add_vuse_op): Likewise.
4014 (add_vdef_op): Likewise.
4015 (get_expr_operands): Likewise.
4016 (push_stmt_changes): Use type safe memory macros.
4017 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
4018 keywords as variable names.
4019 (conditional_replacement): Likewise.
4020 (minmax_replacement): Likewise.
4021 (abs_replacement): Likewise.
4022 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
4024 (insert_fake_stores): Avoid using C++ keywords as variable names.
4025 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
4027 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
4028 (heapvar_insert): Use type safe memory macros.
4029 (new_var_info): Cast according to the coding conventions.
4030 (new_constraint): Likewise.
4031 (remove_preds_and_fake_succs): Use type safe memory macros.
4032 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
4034 (thread_single_edge): Likewise.
4035 (thread_through_loop_header): Likewise.
4037 2007-06-06 Eric Christopher <echristo@apple.com>
4039 * config/i386/i386.c (override_options): Move handling
4040 of TARGET_SUBTARGET* earlier.
4042 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
4044 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
4047 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
4049 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
4050 emited outside of basic block.
4051 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
4053 * rtl.h (delete_insn_chain): Declaration changed.
4054 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
4056 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
4057 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
4058 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
4059 to delete_insn_chain.
4060 (rtl_verify_flow_info_1): Verify that the insns in header and footer
4061 do not have bb field set.
4062 (rtl_verify_flow_info): Verify that insns between basic blocks do not
4064 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
4065 * cfgcleanup.c (try_optimize_cfg): Ditto.
4067 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
4069 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
4070 (lambda_body_vector_new): Use type safe memory macros.
4071 (lambda_linear_expression_new): Likewise.
4072 (lambda_loopnest_new): Likewise.
4073 (lambda_lattice_new): Likewise.
4074 (replace_uses_equiv_to_x_with_y): Cast according to the coding
4075 conventions. Use type safe memory macros.
4076 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
4077 (lambda_body_vector_s): Likewise.
4078 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
4079 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
4081 2007-06-06 Richard Guenther <rguenther@suse.de>
4083 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
4084 if we need to schedule cfg_cleanup.
4085 (tree_ssa_forward_propagate_single_use_vars): Do so.
4087 2007-06-06 Ian Lance Taylor <iant@google.com>
4089 * fold-const.c (merge_ranges): If range_successor or
4090 range_predecessor fail, just return 0.
4092 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
4094 PR tree-optimization/32216
4095 * tree-vectorizer.c (supportable_widening_operation): Determine
4096 signedness of FIX_TRUNC_EXPR from output operand.
4097 (supportable_narrowing_operation): Ditto.
4098 * tree-vect-generic.c (expand_vector_operations_1): Determine
4099 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
4102 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
4104 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
4105 (struct pta): ...from here. Change flags to unsigned to avoid
4106 excessive casting (as it is used as a bit mask).
4107 (override_options): Add casts according to the coding convenventions.
4108 (x86_64_elf_unique_section): Likewise.
4109 (examine_argument): Avoid using C++ keywords as variable names.
4110 (construct_container): Likewise.
4111 (legitimize_pic_address): Likewise.
4112 (get_dllimport_decl): Cast according to the coding conventions. Use
4113 type safe memory macros.
4114 (legitimize_address): Cast according to the coding conventions.
4115 (emit_i387_cw_initialization): Corrected the type of slot to enum
4117 (ix86_init_machine_status): Use type safe memory macros.
4118 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
4119 (bdesc_pcmpistr): Likewise.
4120 (bdesc_crc32): Likewise.
4121 (bdesc_sse_3arg): Likewise.
4122 (bdesc_2arg): Likewise.
4123 (bdesc_1arg): Likewise.
4124 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
4125 (ix86_expand_sse_pcmpistr): Likewise.
4126 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
4127 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
4128 int to match the langhook definition.
4129 (ix86_builtin_conversion): Change the type of code to unsigned init to
4130 match the langhook definition.
4131 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
4133 (ix86_preferred_output_reload_class): Likewise.
4134 (ix86_cannot_change_mode_class): Likewise.
4135 (ix86_memory_move_cost): Likewise.
4136 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
4137 avoid excessive casting later on.
4138 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
4140 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
4142 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
4143 as flags setting insn.
4144 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
4146 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
4148 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
4149 (UNSPEC_ROUND): New.
4150 ("sse4_1_round<mode>2"): New insn pattern.
4151 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
4153 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
4154 expander using SSEMODEF mode macro. Expand using
4155 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
4156 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
4157 expander using SSEMODEF mode macro. Expand using
4158 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
4159 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
4160 expander using SSEMODEF mode macro. Expand using
4161 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
4162 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
4163 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
4164 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
4167 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
4168 Sebastian Pop <sebpop@gmail.com>
4170 * lambda.h (build_linear_expr): New.
4171 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
4172 Use build_linear_expr, call fold and force_gimple_operand.
4173 (lambda_loopnest_to_gcc_loopnest): Check that there is
4174 something to insert.
4175 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
4177 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
4179 PR preprocessor/23479
4180 * doc/extend.texi: Document the 0b-prefixed binary integer
4183 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4185 PR tree-optimization/32215
4186 * tree-vectorizer.c (supportable_widening_operation): Return false
4187 for unsupported FIX_TRUNC_EXPR tree code.
4188 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
4190 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
4192 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
4193 register on SPE targets. Change documentation to reflect
4195 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
4196 Change FIXED_SCRATCH to 14 and document why we're keeping r14
4197 out of the register allocation pool.
4198 (rs6000_reg_live_or_pic_offset_p): New function.
4199 (rs6000_emit_prologue): Move the actual saving of LR up to free
4200 r0 for holding r11. Split saving of SPE 64-bit registers into
4201 its own case. Ensure that offsets will always be in-range for
4202 'evstdd' by using r11 as a scratch register to point at the start
4203 of the SPE save area. Save r11 if necessary, as it is the static
4205 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
4206 into its own case. Ensure that offsets will always be in-range
4207 for 'evldd' by using r11 as a scratch register to point at the
4208 start of the SPE save area. Also adjust r11 when restoring
4209 the stack pointer to compensate for pre-loading r11.
4211 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
4213 * cfg.c (init_flow): Use type safe memory macros.
4214 (alloc_block): Likewise.
4215 (unchecked_make_edge): Likewise.
4216 (dump_flow_info): Avoid using C++ keywords as variable names.
4217 (copy_original_table_clear): Cast according to the coding conventions.
4218 (copy_original_table_set): Likewise.
4219 * cfgexpand (label_rtx_for_bb): Likewise.
4220 (expand_gimple_basic_block): Likewise.
4221 * cfghooks.c (dump_bb): Likewise.
4222 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
4224 (lv_add_condition_to_bb): Likewise.
4225 * cfglayout (relink_block_chain): Cast according to the coding
4227 (fixup_reorder_chain): Likewise.
4228 (fixup_fallthru_exit_predecessor): Likewise.
4229 * cfgloop.c (glb_enum_p): Likewise.
4230 (get_exit_description): Likewise.
4231 (dump_recorded_exit): Likewise.
4232 * cfgloop.h (enum loop_estimation): Move out of struct scope...
4233 (struct loop): ... from here.
4234 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
4236 * cfgrtl.c (rtl_create_basic_block): Likewise.
4237 (rtl_split_block): Likewise.
4238 (rtl_dump_bb): Likewise.
4239 (cfg_layout_split_block): Likewise.
4240 (init_rtl_bb_info): Use typesafe memory macros.
4242 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
4243 * graphds.h: Updated all usages of edge to graph_edge.
4244 * graphds.c: Likewise.
4245 * cfgloopanal.c: Likewise.
4247 2007-06-05 Ian Lance Taylor <iant@google.com>
4249 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
4250 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
4251 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
4253 (test_for_singularity): Likewise.
4255 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
4257 * config/i386/constraints.md ("Y2"): Replaced by ...
4259 * config/i386/i386.md: Likewise.
4260 * config/i386/mmx.md: Likewise.
4261 * config/i386/sse.md: Likewise.
4263 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
4265 * config/i386/constraints.md ("z"): Replaced by ...
4267 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
4268 (sse4_1_blendvps): Likewise.
4269 (sse4_1_pblendvb): Likewise.
4270 (sse4_2_pcmpestr): Likewise.
4271 (sse4_2_pcmpestrm): Likewise.
4272 (sse4_2_pcmpestr_cconly): Likewise.
4273 (sse4_2_pcmpistr): Likewise.
4274 (sse4_2_pcmpistrm): Likewise.
4275 (sse4_2_pcmpistr_cconly): Likewise.
4277 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
4279 * matrix-reorg.c (transform_access_sites): Fix computation.
4280 (transform_allocation_sites): Same.
4282 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4284 * config/i386/i386.c (override_options): Use
4285 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
4287 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4289 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
4290 (nonimm_not_xmm0_operand): Ditto.
4291 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
4292 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
4293 as operand[2] predicate. Require "z" class XMM register for
4294 operand[3]. Adjust asm template.
4295 ("sse4_1_blendvpd"): Ditto.
4296 ("sse4_1_pblendvb"): Ditto.
4297 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
4298 force op2 into xmm0 register for variable blend instructions.
4300 2007-06-04 Tom Tromey <tromey@redhat.com>
4302 * c-tree.h (start_enum): Update.
4303 (build_enumerator): Likewise.
4304 * c-decl.c (enum_next_value): Removed.
4305 (enum_overflow): Likewise.
4306 (start_enum): Add c_enum_contents argument. Don't use globals.
4307 (build_enumerator): Likewise.
4308 * c-tree.h (struct c_enum_contents): New struct.
4310 2007-06-04 Tom Tromey <tromey@redhat.com>
4312 * c-common.c (c_common_get_alias_set): Fix indentation.
4314 2007-06-04 Ian Lance Taylor <iant@google.com>
4316 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
4317 to overflow, reduce overflow infinity to regular infinity.
4318 (vrp_var_may_overflow): New static function.
4319 (vrp_visit_phi_node): Check vrp_var_may_overflow.
4321 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
4323 * stor-layout.c (layout_type): Remove duplicate code.
4325 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
4328 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
4329 before build_common_builtin_nodes ().
4331 2007-06-04 Steve Ellcey <sje@cup.hp.com>
4334 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
4336 2007-06-04 Jan Hubicka <jh@suse.cz>
4338 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
4339 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
4340 instead of _stat version.
4342 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
4344 PR tree-optimization/32194
4345 * tree-predcom.c (determine_offset): Check that both references have
4348 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
4350 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
4351 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
4352 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
4353 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
4354 Add argument to iterate_fix_dominators call.
4355 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
4356 * gcse.c (hoist_code): Change domby to vector.
4357 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
4358 Add argument to iterate_fix_dominators call.
4359 * loop-doloop.c (doloop_modify): Changed recount_dominator to
4360 recompute_dominator.
4361 * lambda-code.c (perfect_nestify): Ditto.
4362 * cfgloopanal.c: Include graphds.h.
4363 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
4364 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
4365 (mark_irreducible_loops): Use graphds_scc. Remove argument from
4367 * graphds.c: New file.
4368 * graphds.h: New file.
4369 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
4370 (get_dominated_by, get_dominated_by_region): Change return type to
4372 (verify_dominators): Recompute all dominators and compare the results.
4373 (recount_dominator): Renamed to ...
4374 (recompute_dominator): ... this. Do not check that the block is
4376 (iterate_fix_dominators): Reimplemented.
4377 (prune_bbs_to_update_dominators, root_of_dom_tree,
4378 determine_dominators_for_sons): New functions.
4379 * et-forest.c (et_root): New function.
4380 * et-forest.h (et_root): Declare.
4381 * Makefile.in (graphds.o): Add.
4382 (cfgloopanal.o): Add graphds.h dependency.
4383 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
4384 * basic-block.h (get_dominated_by, get_dominated_by_region,
4385 iterate_fix_dominators): Declaration changed.
4386 (recount_dominator): Renamed to ...
4387 (recompute_dominator): ... this.
4388 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
4389 (thread_through_all_blocks): Do not free dominance info.
4391 2007-06-03 Andreas Schwab <schwab@suse.de>
4393 * config/m68k/m68k.c (override_options): Don't override
4395 * config/m68k/m68k-modes.def (SF, DF): Define to use
4396 motorola_single_format and motorola_double_format, resp.
4397 * real.c (motorola_single_format): Renamed from
4398 coldfire_single_format.
4399 (motorola_double_format): Renamed from coldfire_double_format.
4400 (encode_ieee_extended): Generate a proper canonical NaN image
4401 respecting canonical_nan_lsbs_set.
4402 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
4404 * real.h: Adjust declarations.
4406 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
4409 * config/sh/sh.md (symGOT_load): Don't schedule insns when
4410 the symbol is generated with the stack protector.
4412 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
4414 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
4415 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
4417 * doc/extend.texi (interrupt): Mention m68k.
4419 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
4421 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
4422 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
4423 (ix86_expand_sse_pcmpestr): Do not check operands for
4424 "register_operand", when insn operand predicate is "register_operand".
4425 (ix86_expand_sse_pcmpistr): Ditto.
4427 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
4428 Uros Bizjak <ubizjak@gmail.com>
4430 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
4431 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
4432 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
4433 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
4434 * config/i386/constraints.md ("z"): New register constraint
4435 for members of SSE_FIRST_REG class.
4436 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
4437 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
4438 SSE_FIRST_REG class.
4439 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
4440 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
4441 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
4442 (IX86_BUILTIN_PCMPESTRM128): Likewise.
4443 (IX86_BUILTIN_PCMPESTRA128): Likewise.
4444 (IX86_BUILTIN_PCMPESTRC128): Likewise.
4445 (IX86_BUILTIN_PCMPESTRO128): Likewise.
4446 (IX86_BUILTIN_PCMPESTRS128): Likewise.
4447 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
4448 (IX86_BUILTIN_PCMPISTRI128): Likewise.
4449 (IX86_BUILTIN_PCMPISTRM128): Likewise.
4450 (IX86_BUILTIN_PCMPISTRA128): Likewise.
4451 (IX86_BUILTIN_PCMPISTRC128): Likewise.
4452 (IX86_BUILTIN_PCMPISTRO128): Likewise.
4453 (IX86_BUILTIN_PCMPISTRS128): Likewise.
4454 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
4455 (struct builtin_description): Change "flag" field to unsigned.
4456 (bdesc_pcmpestr): New builtin description table.
4457 (bdesc_pcmpistr): Likewise.
4458 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
4459 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
4460 Initialize pcmp[ei]str[im] insns for SSE4.2.
4461 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
4462 (ix86_expand_sse_pcmpistr): Likewise.
4463 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
4464 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
4465 (UNSPEC_PCMPISTR): Likewise.
4466 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
4467 (sse4_2_pcmpestri):New isns pattern.
4468 (sse4_2_pcmpestrm): Likewise.
4469 (sse4_2_pcmpestr_cconly): Likewise.
4470 (sse4_2_pcmpistr): New insn patern and splitter.
4471 (sse4_2_pcmpistri):New isns pattern.
4472 (sse4_2_pcmpistrm): Likewise.
4473 (sse4_2_pcmpistr_cconly): Likewise.
4474 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
4477 2007-06-01 David Daney <ddaney@avtrex.com>
4479 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
4480 LOADGP_ABSOLUTE and not binds_local_p.
4482 2007-06-01 Geoffrey Keating <geoffk@apple.com>
4484 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
4486 2007-06-01 Ian Lance Taylor <iant@google.com>
4488 * tree-vrp.c (compare_name_with_value): Always set
4489 used_strict_overflow if we get a result from the variable itself.
4491 2007-06-01 Ian Lance Taylor <iant@google.com>
4493 PR rtl-optimization/31455
4494 * lower-subreg.c (find_decomposable_subregs): Don't decompose
4495 subregs which have a cast between modes which are not tieable.
4497 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
4499 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
4500 breaks after return statements.
4502 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
4504 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
4505 only after no_new_pseudos.
4507 2007-05-31 Eric Christopher <echristo@apple.com>
4509 * expr.c (convert_move): Assert that we don't have a BLKmode
4511 (store_expr): Handle BLKmode moves by calling emit_block_move.
4513 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
4515 * c-typeck.c (build_indirect_ref): Include type in error message.
4516 (build_binary_op): Pass types to binary_op_error.
4517 * c-common.c (binary_op_error): Take two type arguments, print out
4519 * c-common.h (binary_op_error): Update prototype.
4521 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
4523 * config/i386/i386.c: Correct coments on -mno-sse4.
4525 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
4527 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
4528 (x86_64-*-*): Likewise.
4529 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
4530 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
4531 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
4532 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
4533 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
4534 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
4535 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
4536 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
4537 (OPTION_MASK_ISA_SSE4): Likewise.
4538 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
4539 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
4540 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
4541 (override_options): Support SSE4.2.
4542 (ix86_build_const_vector): Support SImode and DImode.
4543 (ix86_build_signbit_mask): Likewise.
4544 (ix86_expand_int_vcond): Support V2DImode.
4545 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
4546 (IX86_BUILTIN_CRC32HI): Likewise.
4547 (IX86_BUILTIN_CRC32SI): Likewise.
4548 (IX86_BUILTIN_CRC32DI): Likewise.
4549 (IX86_BUILTIN_PCMPGTQ): Likewise.
4550 (bdesc_crc32): Likewise.
4551 (bdesc_sse_3arg): Likewise.
4552 (ix86_expand_crc32): Likewise.
4553 (ix86_init_mmx_sse_builtins): Support SSE4.2.
4554 (ix86_expand_builtin): Likewise.
4555 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
4556 __SSE4_2__ for -msse4.2.
4557 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
4558 (CRC32MODE): Likewise.
4559 (crc32modesuffix): Likewise.
4560 (crc32modeconstraint): Likewise.
4561 (sse4_2_crc32<mode>): Likewise.
4562 (sse4_2_crc32di): Likewise.
4563 * config/i386/i386.opt (msse4.2): New for SSE4.2.
4565 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
4566 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
4567 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
4568 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
4569 (vcondu<mode>): Likewise.
4570 * doc/extend.texi: Document SSE4.2 built-in functions.
4571 * doc/invoke.texi: Document -msse4.2/-msse4.
4573 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
4575 PR tree-optimization/32160
4576 * tree-predcom.c (predcom_tmp_var): New function. Mark created
4577 variable as gimple reg.
4578 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
4580 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
4582 * gcc.c (main): Don't consider linker options when issuing the
4583 warning about a linker input file not being used.
4585 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4587 * tree-vrp.c (compare_names): Initialize sop.
4589 2007-05-30 Dirk Mueller <dmueller@suse.de>
4591 * cgraphunit.c (cgraph_analyze_function): Remove
4592 computation of inline parameters.
4594 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4596 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
4598 2007-05-30 Richard Sandiford <richard@codesourcery.com>
4600 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
4601 Add vx-common.h. Include vxworks.h between vx-common.h and
4603 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
4605 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
4606 (TARGET_ASM_DESTRUCTOR): Likewise.
4607 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
4608 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
4609 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
4610 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
4611 (VXWORKS_ENDIAN_SPEC): Define.
4612 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
4613 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
4614 VXWORKS_* equivalents.
4615 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
4616 (ASM_FILE_START): Delete.
4617 (TARGET_VERSION): Reformat.
4618 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
4619 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
4620 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
4621 (FPBIT, DPBIT): Define.
4622 (fp-bit.c, dp-bit.c): New rules.
4623 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
4624 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
4625 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
4626 * config/arm/arm.h: Include vxworks-dummy.h.
4627 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
4628 Mark with ATTRIBUTE_UNUSED.
4629 (arm_override_options): Do not allow VxWorks RTP PIC to be used
4630 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
4631 make it incompatible with -msingle-pic-base.
4632 (arm_function_ok_for_sibcall): Return false for calls that might
4633 go through a VxWorks PIC PLT entry.
4634 (require_pic_register): New function, split out from...
4635 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
4637 (arm_load_pic_register): Handle the VxWorks RTP initialization
4638 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
4639 (arm_emit_call_insn): New function.
4640 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
4641 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
4642 (pic_offset_arm): New pattern.
4643 (call, call_value): Use arm_emit_call_insn.
4644 (call_internal, call_value_internal): New expanders.
4645 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
4646 VxWorks unless __PIC__.
4648 2007-05-30 Eric Christopher <echristo@gmail.com>
4650 * genrecog.c: Include regs.h in generated file.
4651 * genemit.c: Ditto. Fix up formatting.
4652 * config/mn10300/constraints.md: New.
4653 * config/mn10300/mn10300.md: Include.
4654 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
4655 Fix up for removed macro.
4656 * config/mn10300/predicates.md (call_address_operand): Ditto.
4657 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
4658 (CONST_OK_FOR_I): Ditto.
4659 (CONST_OK_FOR_J): Ditto.
4660 (CONST_OK_FOR_K): Ditto.
4661 (CONST_OK_FOR_L): Ditto.
4662 (CONST_OK_FOR_M): Ditto.
4663 (CONST_OK_FOR_N): Ditto.
4664 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
4668 (EXTRA_CONSTRAINT): Ditto.
4670 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4672 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
4674 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
4675 OPTION_MASK_ISA_64BIT.
4676 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
4678 2007-05-30 Richard Guenther <rguenther@suse.de>
4681 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
4682 types for comparison.
4683 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
4684 with original typed arguments.
4685 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
4687 2007-05-30 Jakub Jelinek <jakub@redhat.com>
4689 PR tree-optimization/31769
4690 * except.c (duplicate_eh_regions): Clear prev_try if
4691 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
4693 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
4695 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
4696 * tree-ssa-sink.c (statement_sink_location): Return basic block and
4697 bsi of the location where statements should be inserted.
4698 (sink_code_in_bb): Take bsi from statement_sink_location.
4699 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
4700 instead of bsi_start.
4701 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
4703 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
4704 (bsi_move_before): Document inconsistency with bsi_move_after.
4705 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
4707 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4709 * config/i386/i386.h (TARGET_ABM): New define.
4710 (TARGET_POPCNT): Ditto.
4711 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
4712 New temporary defines to redefine from OPTION_ISA_* defines.
4713 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
4714 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
4715 (ix86_isa_flags): New extern int declaration.
4716 (TARGET_SUBTARGET_DEFAULT): New define.
4717 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
4718 (TARGET_SUBTARGET32_DEFAULT): Ditto.
4719 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
4720 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
4721 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
4722 * config/i386/darwin.h: Change TARGET_64BIT define to
4725 * config/i386/i386.opt (m3dnowa): Define as undocumented option
4726 using existing "ix86_isa_flags" varible.
4727 (m32, m64): Use existing "ix86_isa_flags" variable.
4728 (mmmx, m3dnow): Ditto.
4729 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
4730 (mabm): Define as non-negative option using "x86_abm" variable.
4731 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
4733 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
4734 Rewrite feature test bitmap.
4735 (ix86_isa_flags): New initialized global int varible.
4736 (ix86_isa_flags_explicit): New static int variable.
4737 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
4738 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
4739 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
4740 target_flags_explicit.
4741 (override_options): Remove "target_enable" and "target_disable" fields
4742 from "struct ptt". Update processor_target_table accordingly. Remove
4743 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
4744 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
4745 "target_flags" and "ix86_isa_flags_explicit" instead of
4746 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
4747 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
4748 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
4749 to true when either of PTA_POPCNT or PTA_ABM is set in
4750 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
4751 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
4752 processor_alias_table flags entry. Remove handling of
4753 "target_enable" and "target_disable" fields of processor_target_table.
4754 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
4755 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
4756 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
4757 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
4758 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
4760 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
4762 2007-05-29 David Daney <ddaney@avtrex.com>
4765 * config/mips/mips.c (mips_output_mi_thunk): Emit
4766 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
4768 2007-05-29 Hui-May Chang <hm.chang@apple.com>
4769 * config/i386/i386.c (ix86_function_regparm): Added checking of
4770 ix86_force_align_arg_pointer to determine the number of
4771 register parameters.
4773 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
4775 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
4776 (SET_DR_MISALIGNMENT): New.
4777 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
4778 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
4779 Use SET_DR_MISALIGNMENT.
4780 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
4782 * tree-data-ref.c (create_data_ref, compute_all_dependences,
4783 find_loop_nest): Export.
4784 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
4785 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
4786 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
4787 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
4789 (struct mem_ref): Add field reuse_distance.
4790 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
4791 Initialize reuse_distance field.
4792 (issue_prefetch_ref): Select temporality of prefetch according to
4794 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
4795 self_reuse_distance, determine_loop_nest_reuse): New functions.
4796 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
4797 (tree_ssa_prefetch_arrays): Dump L2 cache size.
4798 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
4801 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
4803 * tree-ssa-alias.c: Add aliasing overview.
4805 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
4806 Danny Smith <dannysmith@users.sourceforge.net>
4809 * config/i386/t-crtfm: Compile crtfastmath.o with
4810 -minline-all-stringops.
4811 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
4812 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
4814 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4816 * doc/md.texi: Document constraints on HP PA-RISC.
4818 * pa/constraints.md: New file.
4819 * pa.md: Include constraints.md.
4820 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
4821 (integer_store_memory_operand, ldil_cint_p): New functions.
4822 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
4823 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
4824 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
4825 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
4826 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
4828 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
4831 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
4832 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
4833 case POSTDECREMENT_EXPR>): Return the error_mark_node
4834 if either the real or imaginary parts would an
4837 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
4839 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
4840 name when we remove it from a call.
4842 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
4844 * targhooks.c (default_narrow_bitfield): Remove.
4845 * targhooks.h: Remove the prototype for
4846 default_narrow_bitfield.
4848 * langhooks-def.h: Remove the prototype for
4849 hook_get_alias_set_0.
4850 * langhooks.c (hook_get_alias_set_0): Remove.
4852 * global.c (EXECUTE_IF_CONFLICT): Remove.
4854 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4857 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
4858 return true when truth_value_p is true and the type
4861 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
4863 * doc/install.texi (Prerequisites): We no longer require Autoconf
4864 2.13 for the top-level.
4866 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
4868 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
4869 memory access via x86_expand_vector_move_misalign() only for
4870 TImode values on 32-bit targets.
4872 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
4874 * matrix-reorg.c: New file. Implement matrix flattening and
4875 transposing optimization.
4876 * tree-pass.h: Add matrix reorg pass.
4877 * common.opt: Add fipa-mreorg flag.
4878 * Makefile.in: Add matrix-reorg.c.
4879 * passes.c: Add matrix reorg pass.
4880 * varpool.c (add_new_static_var): New function.
4881 * cgraph.h (add_new_static_var): Declare.
4883 2007-05-27 Eric Christopher <echristo@apple.com>
4885 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
4886 sp_offset depending on stack size. Save r12 depending
4887 on registers we're saving later.
4888 (rs6000_emit_epilogue): Update sp_offset depending only
4891 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
4893 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
4894 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
4895 * ifcvt.c (if_convert): Ditto.
4896 * tree-ssa-threadupdate.c (thread_block): Ditto.
4897 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
4898 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
4899 verify_loop_closed_ssa): Check number_of_loops instead of
4901 * predict.c (tree_estimate_probability): Ditto.
4902 * tree-if-conv.c (main_tree_if_conversion): Ditto.
4903 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
4904 * modulo-sched.c (sms_schedule): Ditto.
4905 * tree-scalar-evolution.c (scev_const_prop): Ditto.
4906 (scev_finalize): Do not do anything if scev analysis was not
4908 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
4909 current_loops == NULL.
4910 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
4911 * loop-init.c (loop_optimizer_init): Do not free current_loops when
4913 (loop_optimizer_finalize): Assert that loops were analyzed.
4914 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
4915 rtl_doloop): Check number_of_loops instead of current_loops.
4916 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
4917 current_loops == NULL.
4918 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
4919 gate_tree_vectorize tree_linear_transform, check_data_deps,
4920 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
4921 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
4922 Check number_of_loops instead of current_loops.
4923 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
4924 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
4925 free loops if available.
4926 (execute_pre): Do not pass do_fre to fini_pre.
4928 2007-05-27 Tobias Burnus <burnus@net-b.de>
4931 * real.c (mpfr_from_real): Fix sign of -Inf.
4933 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
4935 * tree-vect-transform.c (vectorizable_conversion): Initialize
4936 tree_code variables to ERROR_MARK.
4937 (vectorizable_type_demotion): Likewise.
4938 (vectorizable_type_promotion): Likewise.
4940 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
4943 * config/i386/i386.md (movti): Handle push operands via
4946 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
4948 * basic-block.h: Remove the prototype for merge_seq_blocks.
4949 * cfgcleanup.c (merge_seq_blocks): Remove.
4951 * tree-flow.h: Remove the prototype for is_aliased_with.
4952 * tree-ssa-alias.c (is_aliased_with): Remove.
4954 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
4956 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
4958 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
4960 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
4961 ix86_expand_sse4_unpack if SSE4.1 is enabled.
4962 (vec_unpacks_hi_v16qi): Likewise.
4963 (vec_unpacku_lo_v16qi): Likewise.
4964 (vec_unpacks_lo_v16qi): Likewise.
4965 (vec_unpacku_hi_v8hi): Likewise.
4966 (vec_unpacks_hi_v8hi): Likewise.
4967 (vec_unpacku_lo_v8hi): Likewise.
4968 (vec_unpacks_lo_v8hi): Likewise.
4969 (vec_unpacku_hi_v4si): Likewise.
4970 (vec_unpacks_hi_v4si): Likewise.
4971 (vec_unpacku_lo_v4si): Likewise.
4972 (vec_unpacks_lo_v4si): Likewise.
4974 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
4976 * c-typeck.c, config/arm/arm.c, config/darwin.c,
4977 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
4978 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
4979 follow spelling conventions in various
4980 warning/error/diagnostic messages.
4982 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
4983 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
4984 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
4985 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
4986 tree-vrp.c: Fix comment typos. Follow spelling conventions.
4987 * doc/tm.texi: Follow spelling conventions.
4989 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4992 * tree-ssa-forwprop.c
4993 (forward_propagate_addr_into_variable_array_index): Remove
4994 the lhs argument. Use the type of def_rhs instead of lhs.
4995 (forward_propagate_addr_expr_1): Update use of
4996 forward_propagate_addr_into_variable_array_index.
4998 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
4999 Nigel Stephens <nigel@mips.com>
5001 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
5002 function attributes, "far" being an alias for "long_call".
5003 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
5004 (mips_near_type_p, mips_far_type_p): New.
5005 (mips_comp_type_attributes): New function to check that attributes
5006 attached to a function type are compatible.
5007 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
5008 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
5009 to the target function of the thunk.
5010 (mips_encode_section_info): Check for "near" and "far" function
5011 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
5013 * config/mips/predicates.md (const_call_insn_operand): Test only
5014 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
5016 * doc/extend.texi (Function Attributes): Document MIPS "near" and
5019 * testsuite/gcc.target/mips/near-far-1.c: New test case.
5020 * testsuite/gcc.target/mips/near-far-2.c: New test case.
5021 * testsuite/gcc.target/mips/near-far-3.c: New test case.
5022 * testsuite/gcc.target/mips/near-far-4.c: New test case.
5024 2007-05-25 Eric Christopher <echristo@apple.com>
5026 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
5027 to x86-darwin configurations.
5028 * config/i386/t-darwin: Add softfp support.
5029 * config/i386/t-darwin64: Ditto.
5030 * config/i386/sfp-machine.h: If mach then don't use
5031 aliasing, emit a stub to call.
5033 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
5035 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
5036 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
5037 tree-predcom.c, tree-ssa-alias-warnings.c,
5038 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
5039 comment typos. Follow spelling conventions.
5040 * doc/cpp.texi, doc/invoke.texi: Fix typos.
5042 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
5045 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
5046 constants into memory. Expand unaligned memory references for
5047 SSE modes via x86_expand_vector_move_misalign() function.
5049 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
5051 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
5052 "memory" attribute for "sseishft" type insn without operands[2].
5054 2007-05-25 Dirk Mueller <dmueller@suse.de>
5055 Marcus Meissner <meissner@suse.de>
5057 * doc/extend.texi (alloc_size): New attribute.
5058 * c-common.c (handle_alloc_size_attribute): New.
5059 * tree-object-size.c (alloc_object_size): Use alloc_size
5060 attribute, if available.
5062 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
5064 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
5066 (__builtin_ia32_vec_ext_v2di): Likewise.
5067 (__builtin_ia32_vec_ext_v4si): Likewise.
5068 (__builtin_ia32_vec_ext_v8hi): Likewise.
5069 (__builtin_ia32_vec_ext_v16qi): Likewise.
5070 (__builtin_ia32_vec_set_v8hi): Likewise.
5072 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
5074 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
5076 2007-05-25 Richard Sandiford <richard@codesourcery.com>
5078 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
5079 (arm_is_longcall_p): Rename to...
5080 (arm_is_long_call_p): ...this. Take a single tree argument and
5082 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
5083 (CUMULATIVE_ARGS): Remove call_cookie.
5084 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
5085 (ENCODED_LONG_CALL_ATTR_P): Delete.
5086 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
5087 LONG_CALL_FLAG_CHAR cases.
5088 (ARM_DECLARE_FUNCTION_SIZE): Delete.
5089 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
5090 ARM_DECLARE_FUNCTION_SIZE.
5091 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
5092 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
5093 (arm_encode_call_attribute, current_file_function_operand): Delete.
5094 (arm_function_in_section_p): New function.
5095 (arm_is_longcall_p): Rename to...
5096 (arm_is_long_call_p): ...this. Take the target function as a single
5097 argument and return a bool. Do not rely on call cookies. Check
5098 whether the target symbol is in the same section as the current
5099 function, not just the same compilation unit.
5100 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
5101 (arm_encode_section_info): Don't encode a call type.
5102 * config/arm/arm.md (call, call_value): Update calls to
5103 arm_is_long(_)call_p. Simplify logic.
5104 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
5105 Update calls to arm_is_long(_)call_p.
5107 2007-05-25 Richard Guenther <rguenther@suse.de>
5109 PR tree-optimization/31982
5110 * tree-ssa-forwprop.c
5111 (forward_propagate_addr_into_variable_array_index): Handle arrays
5112 with element size one.
5114 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5116 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
5117 (umulsi3_highpart): Likewise.
5119 2007-05-24 Ian Lance Taylor <iant@google.com>
5121 PR rtl-optimization/32069
5122 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
5125 2007-05-24 Ollie Wild <aaw@google.com>
5127 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
5130 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
5132 * postreload-gcse.c (reg_changed_after_insn_p): New function.
5133 (oprs_unchanged_p): Use it to check all registers in a REG.
5134 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
5135 (reg_set_between_after_reload_p): Delete.
5136 (reg_used_between_after_reload_p): Likewise.
5137 (reg_set_or_used_since_bb_start): Likewise.
5138 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
5139 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
5140 Use reg_set_between_p instead of reg_set_between_after_reload_p.
5141 * rtlanal.c (reg_set_p): Check whether REG overlaps
5142 regs_invalidated_by_call, rather than just checking the
5143 membership of REGNO (REG).
5145 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
5147 * doc/passes.texi: Document predictive commoning.
5148 * doc/invoke.texi (-fpredictive-commoning): Document.
5149 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
5150 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
5151 adding indices to the generated name.
5152 (schedule_sm): Pass 0 to get_lsm_tmp_name.
5153 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
5154 * tree-pretty-print.c (op_symbol_1): Renamed to ...
5155 (op_symbol_code): ... and exported.
5156 (dump_omp_clause, op_symbol): Use op_symbol_code
5157 instead of op_symbol_1.
5158 * tree-pass.h (pass_predcom): Declare.
5159 * timevar.def (TV_PREDCOM): New timevar.
5160 * tree-ssa-loop.c (run_tree_predictive_commoning,
5161 gate_tree_predictive_commoning, pass_predcom): New.
5162 * tree-data-ref.c (find_data_references_in_loop): Find the
5163 references in dominance order.
5164 (canonicalize_base_object_address): Ensure that the result has
5166 (dr_analyze_innermost): Export.
5167 (create_data_ref): Code to fail for references with invariant
5169 (find_data_references_in_stmt): ... here.
5170 * tree-data-ref.h (dr_analyze_innermost): Declare.
5171 * tree-affine.c: Include tree-gimple.h and hashtab.h.
5172 (aff_combination_find_elt, name_expansion_hash,
5173 name_expansion_eq, tree_to_aff_combination_expand,
5174 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
5176 * tree-affine.h (aff_combination_constant_multiple_p,
5177 tree_to_aff_combination_expand): Declare.
5178 * tree-predcom.c: New file.
5179 * common.opt (fpredictive-commoning): New option.
5180 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
5181 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
5182 * Makefile.in (tree-predcom.o): Add.
5183 (tree-affine.o): Add TREE_GIMPLE_H dependency.
5184 * passes.c (init_optimization_passes): Add dceloop after
5185 copy propagation in loop optimizer. Add predictive commoning
5186 to loop optimizer passes.
5188 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5190 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
5193 2007-05-24 Jan Hubicka <jh@suse.cz>
5195 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
5197 (genheader): Include statistics.h.
5199 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
5201 * print-rtl.c (flag_dump_unnumbered): Update comments.
5202 (print_rtl): Fix my previous change.
5203 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
5206 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
5209 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
5211 (thread_through_all_blocks): Call initialize_original_copy_tables
5212 and free_original_copy_tables.
5213 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
5215 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
5216 * cfghooks.c (duplicate_block): Use get_loop_copy.
5217 * cfg.c: Include cfgloop.h.
5218 (loop_copy): New hash table.
5219 (initialize_original_copy_tables): Initialize loop_copy table.
5220 (free_original_copy_tables): Free loop_copy table.
5221 (copy_original_table_clear, copy_original_table_set,
5222 set_loop_copy, get_loop_copy): New functions.
5223 (set_bb_original, set_bb_copy): Use copy_original_table_set.
5224 * cfgloop.h (struct loop): Remove copy field.
5225 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
5226 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
5228 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5230 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
5231 -msse/-msse2/-msse3.
5233 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5235 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
5236 __builtin_ia32_vec_set_v2di with MASK_64BIT.
5238 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
5241 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
5242 * targhooks.h (default_mangle_decl_assembler_name): Declare
5244 * targhooks.c (default_mangle_decl_assembler_name): Define
5246 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
5248 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
5249 * langhooks.c (lhd_set_decl_assembler_name): Call
5250 targetm.mangle_decl_assembler_name for names with global scope.
5252 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
5254 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
5255 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
5257 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
5258 New. Factored out of i386_pe_encode_section_info.
5259 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
5260 Move check for prior decoration of stdcall
5261 symbols to i386_pe_encode_section_info.
5262 (i386_pe_encode_section_info): Adjust call to
5263 gen_stdcall_or_fastcall_suffix. Use
5264 i386_pe_maybe_mangle_decl_assembler_name, if needed.
5265 (i386_pe_mangle_decl_assembler_name): New. Wrap
5266 i386_pe_maybe_mangle_decl_assembler_name.
5268 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
5270 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
5271 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
5272 * langhooks.c (get_signed_or_unsigned_type): Don't check for
5273 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
5274 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
5277 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
5278 Nigel Stephens <nigel@mips.com>
5279 Richard Sandiford <richard@codesourcery.com>
5281 Fix up MIPS16 hard float and add support for complex.
5283 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
5284 (TARGET_SOFT_FLOAT_ABI): New.
5285 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
5286 __mips_soft_float to reflect the ABI in use, not whether the
5287 FPU is directly accessible (e.g., in MIPS16 mode).
5288 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
5289 (UNITS_PER_FPVALUE): Likewise.
5291 * config/mips/mips.c (mips_expand_call): Remove redundant
5292 TARGET_MIPS16 check.
5293 (mips_arg_regno): New.
5294 (function_arg_advance): When setting bits in cum->fp_code for
5295 MIPS16, don't subtract 1 from cum->arg_number, since it is now
5297 (function_arg): Use mips_arg_regno.
5298 (mips_return_mode_in_fpr_p): New.
5299 (mips16_call_stub_mode_suffix): New.
5300 (mips16_cfun_returns_in_fpr_p): New.
5301 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
5302 (mips_output_function_prologue): Test mips16_hard_float, not
5303 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
5304 (mips_expand_epilogue): Call MIPS16 helper routines to copy
5305 return value into a floating-point register.
5306 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
5307 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
5308 (mips16_fp_args): Handle MIPS32r2 ISA which supports
5309 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
5310 word of double arguments from or to the high bits of 64-bit
5311 floating point registers.
5312 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
5313 (mips16_fpret_double): New helper function.
5314 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
5315 support for complex modes. Fill in DECL_RESULT for stubdecl.
5316 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
5318 * config/mips/mips16.S
5319 (RET, ARG1, ARG2): New.
5320 (MERGE_GPRf, MERGE_GPRt): New.
5321 (DELAYt, DELAYf): New.
5322 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
5323 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
5324 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
5325 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
5326 (SFOP): Renamed to...
5327 (OPSF3): This, and macro-ified. Updated all uses.
5328 (SFOP2): Renamed to...
5329 (OPSF2): This, and macro-ified. Updated all uses.
5330 (SFCMP): Renamed to...
5331 (CMPSF): This, and macro-ified. Updated all uses.
5332 (SFREVCMP): Renamed to...
5333 (REVCMPSF): This, and macro-ified. Updated all uses.
5334 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
5335 (LDDBL1, LDDBL2, RETDBL): Deleted.
5336 (DFOP): Renamed to...
5337 (OPDF3): This, and macro-ified. Updated all uses.
5338 (DFOP2): Renamed to...
5339 (OPDF2): This, and macro-ified. Updated all uses.
5340 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
5341 (DFCMP): Renamed to...
5342 (CMPDF): This, and macro-ified. Updated all uses.
5343 (DFREVCMP): Renamed to...
5344 (REVCMPDF): This, and macro-ified. Updated all uses.
5345 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
5346 (RET_FUNCTION): New.
5347 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
5348 (__mips16_ret_sc, __mips16_ret_dc): New.
5349 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
5350 STUB_ARGS_6, STUB_ARGS_10): New.
5351 (CALL_STUB_NO_RET): New.
5352 (__mips16_call_stub_1): Macro-ified.
5353 (__mips16_call_stub_5): Macro-ified.
5354 (__mips16_call_stub_2): Macro-ified.
5355 (__mips16_call_stub_6): Macro-ified.
5356 (__mips16_call_stub_9): Macro-ified.
5357 (__mips16_call_stub_10): Macro-ified.
5358 (CALL_STUB_RET): New.
5359 (__mips16_call_stub_sf_0): Macro-ified.
5360 (__mips16_call_stub_sf_1): Macro-ified.
5361 (__mips16_call_stub_sf_5): Macro-ified.
5362 (__mips16_call_stub_sf_2): Macro-ified.
5363 (__mips16_call_stub_sf_6): Macro-ified.
5364 (__mips16_call_stub_sf_9): Macro-ified.
5365 (__mips16_call_stub_sf_10): Macro-ified.
5366 (__mips16_call_stub_df_0): Macro-ified.
5367 (__mips16_call_stub_df_1): Macro-ified.
5368 (__mips16_call_stub_df_5): Macro-ified.
5369 (__mips16_call_stub_df_2): Macro-ified.
5370 (__mips16_call_stub_df_6): Macro-ified.
5371 (__mips16_call_stub_df_9): Macro-ified.
5372 (__mips16_call_stub_df_10): Macro-ified.
5373 (__mips16_call_stub_sc_0): New.
5374 (__mips16_call_stub_sc_1): New.
5375 (__mips16_call_stub_sc_5): New.
5376 (__mips16_call_stub_sc_2): New.
5377 (__mips16_call_stub_sc_6): New.
5378 (__mips16_call_stub_sc_9): New.
5379 (__mips16_call_stub_sc_10): New.
5380 (__mips16_call_stub_dc_0): New.
5381 (__mips16_call_stub_dc_1): New.
5382 (__mips16_call_stub_dc_5): New.
5383 (__mips16_call_stub_dc_2): New.
5384 (__mips16_call_stub_dc_6): New.
5385 (__mips16_call_stub_dc_9): New.
5386 (__mips16_call_stub_dc_10): New.
5388 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
5389 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
5390 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
5392 2007-05-23 Ian Lance Taylor <iant@google.com>
5394 * doc/invoke.texi (Invoking GCC): Document that the order of the
5397 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
5400 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
5401 * config/score/predicate.md (const_pow2, const_npow2): Remove.
5402 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
5406 * config/score/score.c (score_print_operand): Make sure that only
5407 lower bits are used.
5409 2007-05-22 Ian Lance Taylor <iant@google.com>
5411 * tree-vrp.c (avoid_overflow_infinity): New static function,
5412 broken out of set_value_range_to_value.
5413 (set_value_range_to_value): Call avoid_overflow_infinity.
5414 (extract_range_from_assert): Likewise.
5416 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
5419 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
5420 change the type before looking for a COMPOUND_EXPR.
5422 2007-05-22 Ian Lance Taylor <iant@google.com>
5424 * lower-subreg.c (decompose_multiword_subregs): If we change an
5425 insn, call remove_retval_note on it.
5427 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
5429 * regs.h (end_hard_regno): New function.
5430 (END_HARD_REGNO, END_REGNO): New macros.
5431 (add_to_hard_reg_set): New function.
5432 (remove_from_hard_reg_set): Likewise.
5433 (in_hard_reg_set_p): Likewise.
5434 (overlaps_hard_reg_set_p): Likewise.
5435 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
5436 (note_btr_set): Use END_HARD_REGNO.
5437 * caller-save.c (setup_save_areas): Use end_hard_regno.
5438 (mark_set_regs): Use END_HARD_REGNO.
5439 (add_stored_regs): Use end_hard_regno.
5440 (mark_referenced_regs): Use add_to_hard_reg_set.
5441 * combine.c (update_table_tick): Use END_REGNO.
5442 (record_value_for_reg): Likewise.
5443 (record_dead_and_set_regs): Likewise.
5444 (get_last_value_validate): Likewise.
5445 (use_crosses_set_p): Likewise.
5446 (reg_dead_at_p_1): Likewise.
5447 (reg_dead_at_p): Likewise.
5448 (mark_used_regs_combine): Use add_to_hard_reg_set.
5449 (move_deaths): Use END_HARD_REGNO.
5450 (reg_bitfield_target_p): Use end_hard_regno.
5451 (distribute_notes): Use END_HARD_REGNO.
5452 * cse.c (mention_regs): Use END_REGNO.
5453 (insert): Use add_to_hard_reg_set.
5454 (invalidate): Use END_HARD_REGNO.
5455 (invalidate_for_call): Likewise.
5456 (exp_equiv_p): Use END_REGNO.
5457 (cse_insn): Likewise.
5458 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
5459 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
5460 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
5461 * function.c (keep_stack_depressed): Use end_hard_regno.
5462 * global.c (global_alloc): Use end_hard_regno.
5463 (global_conflicts): Use add_to_hard_reg_set instead of
5465 (find_reg): Likewise.
5466 (mark_reg_store): Likewise.
5467 (mark_reg_conflicts): Likewise.
5468 (mark_reg_death): Use remove_from_hard_reg_set.
5469 (mark_reg_live_nc): Delete.
5470 (set_preference): Use end_hard_regno.
5471 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
5472 remove_from_hard_reg_set.
5473 (post_mark_life): Use add_to_hard_reg_set.
5474 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
5475 (reg_becomes_live): Use add_to_hard_reg_set.
5476 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
5477 (peep2_find_free_register): Use add_to_hard_reg_set.
5478 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
5479 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
5480 * regrename.c (note_sets): Use add_to_hard_reg_set.
5481 (clear_dead_regs): Use remove_from_hard_reg_set.
5482 (regrename_optimize): Use add_to_hard_reg_set.
5483 (find_oldest_value_reg): Use in_hard_reg_set_p.
5484 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
5485 (hard_reg_set_here_p): Use end_hard_regno.
5486 (decompose): Likewise.
5487 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
5488 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
5489 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
5490 (mark_home_live): Use end_hard_regno.
5491 (spill_hard_reg): Likewise.
5492 (clear_reload_reg_in_use): Likewise.
5493 * reorg.c (delete_prior_computation): Use END_REGNO.
5494 * resource.c (update_live_status): Use END_HARD_REGNO.
5495 (mark_referenced_resources): Use add_to_hard_reg_set.
5496 (mark_set_resources): Likewise.
5497 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
5498 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
5499 (reg_overlap_mentioned_p): Likewise.
5500 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
5501 (covers_regno_no_parallel_p): Use END_REGNO.
5502 (find_regno_note): Likewise.
5503 (find_reg_fusage): Use END_HARD_REGNO.
5504 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
5505 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
5507 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
5509 * mode-switching.c (reg_dies): Change type of second argument to
5511 (optimize_mode_switching): Update accordingly.
5513 2007-05-22 Richard Sandiford <richard@codesourcery.com>
5515 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
5517 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
5518 (hard_reg_set_empty_p): ...these new functions.
5519 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
5520 GO_IF_HARD_REG_SUBSET.
5521 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
5522 instead of GO_IF_HARD_REG_EQUAL.
5523 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
5524 instead of GO_IF_HARD_REG_EQUAL.
5525 * global.c (find_reg): Use hard_reg_set_empty_p instead of
5526 GO_IF_HARD_REG_SUBSET.
5527 (modify_reg_pav): Use hard_reg_set_empty_p instead of
5528 GO_IF_HARD_REG_EQUAL.
5529 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
5530 of GO_IF_HARD_REG_SUBSET.
5531 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
5532 instead of GO_IF_HARD_REG_EQUAL.
5533 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
5534 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
5535 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
5536 of GO_IF_HARD_REG_SUBSET,
5537 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
5538 GO_IF_HARD_REG_SUBSET.
5539 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
5540 instead of GO_IF_HARD_REG_EQUAL.
5541 * config/sh/sh.c (push_regs, calc_live_regs): Use
5542 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
5543 (hard_regs_intersect_p): Delete.
5545 2007-05-22 Janis Johnson <janis187@us.ibm.com>
5547 * doc/sourcebuild.texi (Test Directives) Add dg-message.
5549 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
5550 Richard Henderson <rth@redhat.com>
5552 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
5554 (x86_64-*-*): Likewise.
5556 * i386/i386-modes.def (V2QI): New.
5558 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
5560 (override_options): Support SSE4.1.
5561 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
5562 (IX86_BUILTIN_BLENDPS): Likewise.
5563 (IX86_BUILTIN_BLENDVPD): Likewise.
5564 (IX86_BUILTIN_BLENDVPS): Likewise.
5565 (IX86_BUILTIN_PBLENDVB128): Likewise.
5566 (IX86_BUILTIN_PBLENDW128): Likewise.
5567 (IX86_BUILTIN_DPPD): Likewise.
5568 (IX86_BUILTIN_DPPS): Likewise.
5569 (IX86_BUILTIN_INSERTPS128): Likewise.
5570 (IX86_BUILTIN_MOVNTDQA): Likewise.
5571 (IX86_BUILTIN_MPSADBW128): Likewise.
5572 (IX86_BUILTIN_PACKUSDW128): Likewise.
5573 (IX86_BUILTIN_PCMPEQQ): Likewise.
5574 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
5575 (IX86_BUILTIN_PMAXSB128): Likewise.
5576 (IX86_BUILTIN_PMAXSD128): Likewise.
5577 (IX86_BUILTIN_PMAXUD128): Likewise.
5578 (IX86_BUILTIN_PMAXUW128): Likewise.
5579 (IX86_BUILTIN_PMINSB128): Likewise.
5580 (IX86_BUILTIN_PMINSD128): Likewise.
5581 (IX86_BUILTIN_PMINUD128): Likewise.
5582 (IX86_BUILTIN_PMINUW128): Likewise.
5583 (IX86_BUILTIN_PMOVSXBW128): Likewise.
5584 (IX86_BUILTIN_PMOVSXBD128): Likewise.
5585 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
5586 (IX86_BUILTIN_PMOVSXWD128): Likewise.
5587 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
5588 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
5589 (IX86_BUILTIN_PMOVZXBW128): Likewise.
5590 (IX86_BUILTIN_PMOVZXBD128): Likewise.
5591 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
5592 (IX86_BUILTIN_PMOVZXWD128): Likewise.
5593 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
5594 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
5595 (IX86_BUILTIN_PMULDQ128): Likewise.
5596 (IX86_BUILTIN_PMULLD128): Likewise.
5597 (IX86_BUILTIN_ROUNDPD): Likewise.
5598 (IX86_BUILTIN_ROUNDPS): Likewise.
5599 (IX86_BUILTIN_ROUNDSD): Likewise.
5600 (IX86_BUILTIN_ROUNDSS): Likewise.
5601 (IX86_BUILTIN_PTESTZ): Likewise.
5602 (IX86_BUILTIN_PTESTC): Likewise.
5603 (IX86_BUILTIN_PTESTNZC): Likewise.
5604 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
5605 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
5606 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
5607 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
5608 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
5610 (bdesc_sse_3arg): Likewise.
5611 (bdesc_2arg): Likewise.
5612 (bdesc_1arg): Likewise.
5613 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
5615 (ix86_expand_sse_4_operands_builtin): New.
5616 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
5617 smaller than 8 bits as the 2nd arg.
5618 (ix86_expand_sse_ptest): New.
5619 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
5620 (ix86_expand_vector_set): Support SSE4.1.
5621 (ix86_expand_vector_extract): Likewise.
5623 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
5624 __SSE4_1__ for -msse4.1.
5626 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
5627 (UNSPEC_INSERTPS): Likewise.
5628 (UNSPEC_DP): Likewise.
5629 (UNSPEC_MOVNTDQA): Likewise.
5630 (UNSPEC_MPSADBW): Likewise.
5631 (UNSPEC_PHMINPOSUW): Likewise.
5632 (UNSPEC_PTEST): Likewise.
5633 (UNSPEC_ROUNDP): Likewise.
5634 (UNSPEC_ROUNDS): Likewise.
5636 * config/i386/i386.opt (msse4.1): New for SSE4.1.
5638 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
5639 (const_pow2_1_to_32768_operand): Likewise.
5641 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
5644 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
5646 (sse4_1_insertps): Likewise.
5647 (*sse4_1_extractps): Likewise.
5648 (sse4_1_ptest): Likewise.
5649 (sse4_1_mulv2siv2di3): Likewise.
5650 (*sse4_1_mulv4si3): Likewise.
5651 (*sse4_1_smax<mode>3): Likewise.
5652 (*sse4_1_umax<mode>3): Likewise.
5653 (*sse4_1_smin<mode>3): Likewise.
5654 (*sse4_1_umin<mode>3): Likewise.
5655 (sse4_1_eqv2di3): Likewise.
5656 (*sse4_1_pinsrb): Likewise.
5657 (*sse4_1_pinsrd): Likewise.
5658 (*sse4_1_pinsrq): Likewise.
5659 (*sse4_1_pextrb): Likewise.
5660 (*sse4_1_pextrb_memory): Likewise.
5661 (*sse4_1_pextrw_memory): Likewise.
5662 (*sse4_1_pextrq): Likewise.
5663 (sse4_1_blendpd): Likewise.
5664 (sse4_1_blendps): Likewise.
5665 (sse4_1_blendvpd): Likewise.
5666 (sse4_1_blendvps): Likewise.
5667 (sse4_1_dppd): Likewise.
5668 (sse4_1_dpps): Likewise.
5669 (sse4_1_movntdqa): Likewise.
5670 (sse4_1_mpsadbw): Likewise.
5671 (sse4_1_packusdw): Likewise.
5672 (sse4_1_pblendvb): Likewise.
5673 (sse4_1_pblendw): Likewise.
5674 (sse4_1_phminposuw): Likewise.
5675 (sse4_1_extendv8qiv8hi2): Likewise.
5676 (*sse4_1_extendv8qiv8hi2): Likewise.
5677 (sse4_1_extendv4qiv4si2): Likewise.
5678 (*sse4_1_extendv4qiv4si2): Likewise.
5679 (sse4_1_extendv2qiv2di2): Likewise.
5680 (*sse4_1_extendv2qiv2di2): Likewise.
5681 (sse4_1_extendv4hiv4si2): Likewise.
5682 (*sse4_1_extendv4hiv4si2): Likewise.
5683 (sse4_1_extendv2hiv2di2): Likewise.
5684 (*sse4_1_extendv2hiv2di2): Likewise.
5685 (sse4_1_extendv2siv2di2): Likewise.
5686 (*sse4_1_extendv2siv2di2): Likewise.
5687 (sse4_1_zero_extendv8qiv8hi2): Likewise.
5688 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
5689 (sse4_1_zero_extendv4qiv4si2): Likewise.
5690 (*sse4_1_zero_extendv4qiv4si2): Likewise.
5691 (sse4_1_zero_extendv2qiv2di2): Likewise.
5692 (*sse4_1_zero_extendv2qiv2di2): Likewise.
5693 (sse4_1_zero_extendv4hiv4si2): Likewise.
5694 (*sse4_1_zero_extendv4hiv4si2): Likewise.
5695 (sse4_1_zero_extendv2hiv2di2): Likewise.
5696 (*sse4_1_zero_extendv2hiv2di2): Likewise.
5697 (sse4_1_zero_extendv2siv2di2): Likewise.
5698 (*sse4_1_zero_extendv2siv2di2): Likewise.
5699 (sse4_1_roundpd): Likewise.
5700 (sse4_1_roundps): Likewise.
5701 (sse4_1_roundsd): Likewise.
5702 (sse4_1_roundss): Likewise.
5703 (mulv4si3): Don't expand for SSE4.1.
5704 (smax<mode>3): Likewise.
5705 (umaxv4si3): Likewise.
5706 (uminv16qi3): Likewise.
5707 (umin<mode>3): Likewise.
5708 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
5710 * doc/extend.texi: Document SSE4.1 built-in functions.
5712 * doc/invoke.texi: Document -msse4.1.
5714 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
5716 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
5717 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
5718 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
5719 (ASM_SPEC): Add asm_pcrel_spec.
5720 (EXTRA_SPECS): Add asm_pcrel_spec.
5722 2007-05-21 David Daney <ddaney@avtrex.com>
5724 * doc/install.texi (Building a cross compiler): Add requirements
5725 for Java cross compiler.
5727 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5730 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
5731 Add loopno argument. Use evolution_function_is_invariant_rec_p
5732 instead of evolution_function_is_constant_p.
5733 Update calls to evolution_function_is_affine_multivariate_p.
5734 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
5735 Add loopno argument.
5736 * tree-scalar-evolution.c (gather_chrec_stats): Call
5737 evolution_function_is_affine_multivariate_p with a loop
5739 * tree-data-ref.c (analyze_miv_subscript): Likewise.
5740 (analyze_overlapping_iterations): Likewise.
5741 (access_functions_are_affine_or_constant_p): Likewise.
5742 (build_classic_dist_vector_1): If the access functions
5743 are equal, don't do anything.
5745 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
5746 Paolo Carlini <pcarlini@suse.de>
5747 Uros Bizjak <ubizjak@gmail.com>
5749 * c-cppbuiltin.c (c_cpp_builtins): Define
5750 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
5751 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
5752 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
5753 * doc/cpp.texi ([Standard Predefined Macros]): Document.
5755 2007-05-21 Mike Stump <mrs@apple.com>
5757 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
5759 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
5761 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
5763 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
5764 implementation if __OPTIMIZE__ is not defined.
5765 (_mm_alignr_pi8): Ditto.
5766 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
5767 (_mm_inserti_si64): Ditto.
5768 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
5769 (_mm_slli_epi16): Ditto.
5770 (_mm_slli_epi32): Ditto.
5771 (_mm_slli_epi64): Ditto.
5772 (_mm_srai_epi16): Ditto.
5773 (_mm_srai_epi32): Ditto.
5774 (_mm_srli_si128): Ditto.
5775 (_mm_slli_si128): Ditto.
5776 (_mm_srli_epi16): Ditto.
5777 (_mm_srli_epi32): Ditto.
5778 (_mm_srli_epi64): Ditto.
5779 (_mm_extract_epi16): Ditto.
5780 (_mm_insert_epi16): Ditto.
5781 (_mm_shufflehi_epi16): Ditto.
5782 (_mm_shufflelo_epi16): Ditto.
5783 (_mm_shuffle_epi32): Ditto.
5784 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
5786 (_mm_insert_pi16): Ditto.
5788 (_mm_shuffle_pi16): Ditto.
5790 (_mm_shufle_ps): Ditto.
5791 (_mm_prefetch): Ditto.
5793 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
5795 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
5796 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
5797 * real.c (encode_i370_single, decode_i370_single,
5798 encode_i370_double, decode_i370_double): Functions removed.
5799 (i370_single_format, i370_double_format): Initializations removed.
5800 (real_maxval, round_for_format, exact_real_truncate, significand_size):
5801 Consider the log2_b field to always be one.
5802 (ieee_single_format, mips_single_format, coldfire_single_format,
5803 ieee_double_format, mips_double_format, coldfire_double_format,
5804 ieee_extended_motorola_format, ieee_extended_intel_96_format,
5805 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
5806 ibm_extended_format, mips_extended_format, ieee_quad_format,
5807 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
5808 decimal_single_format, decimal_double_format, decimal_quad_format,
5809 c4x_single_format, c4x_extended_format, real_internal_format): Remove
5810 initialization of log2_b.
5811 * real.h (i370_single_format, i370_double_format): Declarations
5813 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
5814 field to always be one.
5816 2007-05-21 Andreas Schwab <schwab@suse.de>
5818 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
5819 NOTE_INSN_BASIC_BLOCK_P.
5820 (process_for_unwind_directive): Likewise.
5822 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
5824 * builtins.c (expand_builtin_setjmp_setup): Update comment.
5825 * function.h (struct function): Move va_list_gpr_size,
5826 va_list_fpr_size, function_frequency to front of bitfields. Add
5828 (current_function_calls_unwind_init): New.
5829 * except.c (expand_builtin_unwind_init): Set
5830 current_function_calls_unwind_init not
5831 current_function_has_nonlocal_label.
5832 * reload1.c (has_nonexceptional_receiver): New.
5833 (reload): Use it and current_function_calls_unwind_init to
5834 determine whether call-saved regs must be saved.
5836 2007-05-20 Jan Hubicka <jh@suse.cz>
5838 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
5839 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5840 * ddg.c (create_ddg): LIkewise.
5841 * final.c (final): Remove hunk moving line number notes around since
5842 they are no longer present at this stage.
5843 (final_scan_insn): Use NOTE_KIND instead of
5844 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5845 (output_asm_label): Likewise.
5846 * reorg.c (dbr_schedule): Likewise.
5847 * haifa-sched.c (unlink_other_notes): Likewise.
5848 * mode-switching.c (optimize_mode_switching): Likewise.
5849 * graph.c (start_bb): Likewise.
5850 * rtl.def (NOTE): Update description.
5851 * jump.c (squeeze_notes): Delete.
5852 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
5853 NOTE_INSN_BASIC_BLOCK_P when possible.
5854 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
5855 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
5856 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5857 (dwarf2out_var_location): Likewise.
5858 * cfgbuild.c (make_edges): Likewise.
5859 (find_basic_blocks_1): Likewise.
5860 * function.c (reorder_blocks_1): Likewise.
5861 (epilogue_done): Likewise.
5862 (reposition_prologue_and_epilogue_notes): Likewise.
5863 * print-rtl.c (print_rtx): Likewise; drop code for printing
5865 (print_rtl): Likewise.
5866 (print_rtl_single): Likewise.
5867 * gcse.c (insert_insn_start_bb): Likewise.
5868 * alias.c (init_alias_analysis): Likewise.
5869 * calls.c (fixup_tail_calls): Likewise.
5870 * except.c (sjlj_emit_function_enter): Likewise.
5871 * emit-rtl.c (add_insn_after): Likeiwse.
5872 (emit_label_before): Likewise.
5873 (emit_label_after): Likewise.
5874 (emit_note_before, emit_note_after, emit_note): Update
5875 parameter to be enum insn_note; do not deal with source
5877 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
5878 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
5880 (merge_blocks_move_successor_nojumps): Simplify now when
5881 we don't have BLOCK notes.
5882 (try_optimize_cfg): Likewise.
5883 * cfglayout.c (skip_insns_after_block): Likewise.
5884 (record_effective_endpoints): Likewise.
5885 (duplicate_insn_chain): Likewise.
5886 * varasm.c (output_constant_pool_1): Likewise.
5887 * sched-deps.c (sched_analyze): Likewise.
5888 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
5890 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
5891 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
5892 (SET_INSN_DELETED): Simplify.
5893 (NOTE_LINE_NUMBER): Exterminate.
5894 (NOTE_LINE_KIND): New.
5895 (NOTE_INSN_BASIC_BLOCK_P): Update.
5896 (enum insn_note): Simplify.
5897 (GET_NOTE_INSN_NAME) Simplify.
5898 (emit_note_before, emit_note_after, emit_note): Update prototype.
5899 (squeeze_notes): Remove.
5900 * sched-int.h (NOTE_NOT_BB_P): Update.
5901 * resource.c (mark_target_live_regs): Update.
5902 * sched-rgn.c (debug_dependencies): Update.
5903 * sched-vis.c (print_insn): Update.
5904 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
5905 * config/i386/i386.c (ix86_output_function_epilogue): Update.
5906 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
5907 (TARGET_ADJUST_UNROLL_MAX): Likewise.
5908 (split_branches): Update.
5909 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
5911 (sh_adjust_unroll_max): Exterminate.
5912 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
5913 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
5914 (m68hc11_reorg): Likewise.
5915 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
5916 (emit_predicate_relation_info): Update.
5917 (process_for_unwind_directive): Update.
5918 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
5919 (output_call): Update.
5920 * config/pa/pa.c (output_lbranch): Update.
5921 (output_millicode_call): Update.
5922 (output_call): Update.
5923 (pa_combine_instructions): Update.
5924 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
5925 * config/bfin/bfin.c (gen_one_bundle): Update.
5926 * cfgrtl.c (can_delete_note_p): Update.
5927 (delete_insn): Update.
5928 (rtl_merge_blocks): Update.
5929 (commit_one_edge_insertion): Update.
5930 (rtl_verify_flow_info): Update.
5931 * stmt.c (expand_case): Do not call squeeze_notes.
5933 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5940 * c.opt (Wtype-limits): New.
5941 * doc/invoke.texi (Wtype-limits): Document it.
5942 (Wextra): Enabled by -Wextra.
5943 * c-opts.c (c_common_post_options): Enabled by -Wextra.
5944 * c-common.c (shorten_compare): Warn with Wtype-limits.
5946 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
5948 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
5949 inlined function, not as a macro.
5950 (_mm_alignr_pi8): Ditto.
5951 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
5952 (_mm_inserti_si64): Ditto.
5953 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
5954 (_mm_extract_epi16): Ditto.
5955 (_mm_insert_epi16): Ditto.
5956 (_mm_shufflehi_epi16): Ditto.
5957 (_mm_shufflelo_epi16): Ditto.
5958 (_mm_shuffle_epi32): Ditto.
5959 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
5960 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
5962 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
5964 (_m_to_float): Use C89 compatible assignment.
5966 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
5969 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
5971 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5974 * doc/invoke.texi (Wreturn-type): Complete description.
5975 (Wextra): Delete item about return-type warning.
5976 * c-decl.c: Delete redundant Wextra warning.
5978 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
5981 * config/i386/pmmintrin.h: Do not include xmmintrin.h
5982 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
5983 inlined function, not as a macro.
5984 (_mm_prefetch): Ditto.
5986 (_mm_insert_pi16): Ditto.
5988 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
5989 (_m_pshufw): Ditto. Add const to __N argument.
5990 (_mm_shufle_ps): Ditto. Add const to __mask argument.
5991 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
5992 (_mm_slli_epi32): Ditto.
5993 (_mm_srli_si128): Implement as always inlined function, not as a
5994 macro. Add __inline to function declaration.
5995 (_mm_slli_si128): Ditto.
5997 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
5999 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
6000 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
6002 (struct fenv): New structure.
6003 (FP_HANDLE_EXCEPTIONS): New define.
6004 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
6005 (_FP_DECL_EXP): New define.
6006 (FP_INIT_ROUNDMODE): New define.
6007 (FP_ROUNDMODE): New define.
6009 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6011 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
6012 (Wconversion): Update description.
6013 (Wconversion-sign): New.
6014 * c.opt (Wconversion-sign): New.
6015 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
6016 means disabled for C++. Otherwise, take the status of Wconversion.
6017 * c-common.c (conversion_warning): Warn with either Wconversion or
6019 (warnings_for_convert_and_check): Conditions are already checked by
6021 (convert_and_check): Don't check warnings if the conversion failed.
6023 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
6024 Anatoly Sokolov <aesok@dol.ru>
6026 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
6027 avr_epilogue_uses) : Add declaration.
6028 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
6029 * config/avr/constraints.md (R): New constraint.
6030 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
6031 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
6032 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
6033 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
6034 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
6035 call_prologue_saves, epilogue_restores, return_from_epilogue,
6036 return_from_main_epilogue, return_from_interrupt_epilogue,
6037 return_from_naked_epilogue, prologue, epilogue): New patterns.
6038 (jump): Handle symbol reference.
6039 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
6040 avr_output_function_prologue, avr_output_function_epilogue): Remove
6042 (avr_init_machine_status, expand_prologue, expand_epilogue,
6043 avr_asm_function_end_prologue, avr_epilogue_uses,
6044 avr_asm_function_begin_epilogue): New functions.
6045 (prologue_size, epilogue_size, jump_tables_size): Remove global
6047 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
6048 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
6049 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
6050 (avr_override_options): Initialise init_machine_status.
6051 (output_movhi): Handle all stack pointer loads.
6052 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
6053 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
6054 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
6055 (EPILOGUE_USES) Redefine.
6056 (machine_function) Declare.
6058 2007-05-19 Richard Sandiford <richard@codesourcery.com>
6060 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
6061 Use a single return statement.
6063 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6066 * builtins.c (do_mpfr_lgamma_r): New.
6067 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
6068 * tree.h (CASE_FLT_FN_REENT): New.
6070 2007-05-18 Geoffrey Keating <geoffk@apple.com>
6072 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
6073 (output_die): Use 'unsigned long' with %x.
6074 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
6075 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
6076 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
6078 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
6080 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
6085 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
6086 true if function has no argument.
6088 2007-05-18 DJ Delorie <dj@redhat.com>
6090 * config/mips/mips.c (mips_offset_within_alignment_p): New.
6091 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
6093 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
6095 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
6096 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
6097 count_trailing_zeros.
6098 (__i386__): Implement count_leading_zeros using __builtin_clz().
6099 Implement count_trailing_zeros usign __builtin_ctz().
6101 2007-05-18 Richard Sandiford <richard@codesourcery.com>
6103 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
6105 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
6108 * expr.c (emit_move_change_mode): Change mode of push operands here.
6110 2007-05-17 Ian Lance Taylor <iant@google.com>
6112 PR tree-optimization/31953
6113 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
6115 (set_value_range_to_null): Call set_value_range_to_value.
6116 (extract_range_from_comparison): Likewise.
6118 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6120 * toplev.c (print_version): Output GMP/MPFR version info.
6122 * builtins.c (CASE_MATHFN_REENT): New macro.
6123 (mathfn_built_in): Use it.
6124 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
6125 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
6126 BUILT_IN_LGAMMAL_R): New.
6127 * doc/extend.texi: Document new builtins.
6130 * builtins.c (do_mpfr_remquo): New.
6131 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
6132 (fold_builtin_3): Handle BUILT_IN_REMQUO.
6135 * builtins.c (fold_builtin_1): Handle y0, y1.
6136 (fold_builtin_2): Handle yn.
6139 * builtins.c (do_mpfr_bessel_n): New.
6140 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
6141 (fold_builtin_2): Handle BUILT_IN_JN.
6143 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
6146 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
6147 TYPE_PRECISION (intmax_type_node).
6149 2007-05-17 Steve Ellcey <sje@cup.hp.com>
6152 * reload.c (subst_reloads): Remove checking.
6154 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
6156 PR rtl-optimization/31691
6157 * combine.c (simplify_set): Build a new src pattern instead of
6158 substituting its operands in the COMPARE case.
6160 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
6162 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
6163 (execute_vrp): Preserve loops through jump threading.
6164 * tree-ssa-threadupdate.c (thread_single_edge,
6165 dbds_continue_enumeration_p, determine_bb_domination_status,
6166 thread_through_loop_header): New functions.
6167 (create_edge_and_update_destination_phis,
6168 create_edge_and_update_destination_phis): Set loops for the new blocks.
6169 (prune_undesirable_thread_requests): Removed.
6170 (redirect_edges): Do not pretend that redirect_edge_and_branch can
6172 (thread_block): Do not call prune_undesirable_thread_requests.
6174 (mark_threaded_blocks): Select edges to thread here.
6175 (thread_through_all_blocks): Take may_peel_loop_headers argument.
6176 Thread edges through loop headers independently.
6177 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
6178 * tree-pass.h (TODO_mark_first_instance): New.
6179 (first_pass_instance): Declare.
6180 * cfghooks.c (duplicate_block): Put the block to the original loop
6181 if copy is not specified.
6182 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
6183 jump threading. Pass may_peel_loop_headers to
6184 thread_through_all_blocks according to first_pass_instance.
6185 * cfgloop.h (create_preheader): Declare.
6186 * tree-flow.h (thread_through_all_blocks): Declaration changed.
6187 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
6188 * passes.c (first_pass_instance): New variable.
6189 (next_pass_1): Set TODO_mark_first_instance.
6190 (execute_todo): Set first_pass_instance.
6192 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
6194 PR tree-optimization/24659
6195 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
6196 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
6197 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
6198 OTI_vec_pack_ufix_trunc.
6199 (vec_unpacks_float_hi_optab): Define new macro.
6200 (vec_unpacks_float_lo_optab): Ditto.
6201 (vec_unpacku_float_hi_optab): Ditto.
6202 (vec_unpacku_float_lo_optab): Ditto.
6203 (vec_pack_sfix_trunc_optab): Ditto.
6204 (vec_pack_ufix_trunc_optab): Ditto.
6205 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
6206 and vec_pack_[s|u]fix_trunc_optab using
6207 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
6208 * tree-vectorizer.c (supportable_widening_operation): Handle
6209 FLOAT_EXPR and CONVERT_EXPR. Update comment.
6210 (supportable_narrowing_operation): New function.
6211 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
6212 * tree-vect-transform.c (vectorizable_conversion): Handle
6213 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
6214 (vect_gen_widened_results_half): Move before vectorizable_conversion.
6215 (vectorizable_type_demotion): Call supportable_narrowing_operation()
6216 to check for target support.
6217 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
6218 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
6219 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
6220 for VEC_PACK_FIX_TRUNC_EXPR.
6221 (expand_binop): Special case mode of the result for
6222 vec_pack_[u|s]fix_trunc_optab.
6223 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
6224 vec_pack_[u|s]fix_trunc_optab.
6226 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
6227 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
6228 * tree-pretty-print.c (dump_generic_node): Handle
6229 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
6230 VEC_PACK_FIX_TRUNC_EXPR.
6232 * expr.c (expand_expr_real_1): Ditto.
6233 * tree-inline.c (estimate_num_insns_1): Ditto.
6234 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
6236 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
6237 (vec_unpacks_float_lo_v8hi): Ditto.
6238 (vec_unpacku_float_hi_v8hi): Ditto.
6239 (vec_unpacku_float_lo_v8hi): Ditto.
6240 (vec_unpacks_float_hi_v4si): Ditto.
6241 (vec_unpacks_float_lo_v4si): Ditto.
6242 (vec_pack_sfix_trunc_v2df): Ditto.
6244 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
6246 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
6247 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
6248 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
6249 [vec_pack_ufix_trunc]: Ditto.
6250 [vec_unpacks_float_hi]: Ditto.
6251 [vec_unpacks_float_lo]: Ditto.
6252 [vec_unpacku_float_hi]: Ditto.
6253 [vec_unpacku_float_lo]: Ditto.
6255 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
6257 * soft-fp/README: Update for new files.
6258 * soft-fp/floattisf.c: New file.
6259 * soft-fp/floattidf.c: New file.
6260 * soft-fp/floattitf.c: New file.
6261 * soft-fp/floatuntisf.c: New file.
6262 * soft-fp/floatuntidf.c: New file.
6263 * soft-fp/floatuntitf.c: New file.
6264 * soft-fp/fixsfti.c: New file.
6265 * soft-fp/fixdfti.c: New file.
6266 * soft-fp/fixtfti.c: New file.
6267 * soft-fp/fixunssfti.c: New file.
6268 * soft-fp/fixunsdfti.c: New file.
6269 * soft-fp/fixunstfti.c: New file.
6270 * soft-fp/extendxftf.c: New file.
6271 * soft-fp/trunctfxf.c: New file.
6273 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
6274 (__trunctfxf2): Ditto.
6276 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
6277 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
6278 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
6279 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
6280 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
6281 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
6283 * config/i386/t-fprules-softfp64: New file.
6284 * config/i386/sfp-machine.h: New file.
6285 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
6286 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
6287 and soft-fp/t-softfp to tmake_file.
6288 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
6289 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
6291 * config/i386/t-linux64 (softfp_wrap_start): New.
6292 (softfp_wrap_end): New.
6293 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
6294 supported for TARGET_64BIT.
6296 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
6298 * c-common.c (c_common_signed_or_unsigned_type): Emulate
6299 c_common_unsigned_type behavior.
6301 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
6303 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
6306 2007-05-16 Eric Christopher <echristo@apple.com>
6308 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
6309 saving after stack push. Set sp_offset whenever we push.
6310 (rs6000_emit_epilogue): Move altivec register restore before
6313 2007-05-16 Richard Sandiford <richard@codesourcery.com>
6315 * configure.ac: Allow sysroots to be relocated under $prefix as
6316 well as $exec_prefix.
6317 * configure: Regenerate.
6319 2007-05-16 Richard Sandiford <richard@codesourcery.com>
6323 2007-05-12 Richard Sandiford <richard@codesourcery.com>
6325 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6326 (gcc_tooldir): Likewise.
6327 * configure: Regenerate.
6328 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6329 old configure.ac gcc_tooldir setting.
6330 (prefix_to_exec_prefix): New variable.
6331 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6332 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6334 2007-05-14 Janis Johnson <janis187@us.ibm.com>
6336 * c-typeck.c (build_binary_op): Return early for error.
6338 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
6340 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
6341 struct nb_iter_bound.
6342 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
6343 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
6344 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
6345 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
6346 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
6347 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
6348 (del_scev_info): Use ggc_free.
6349 (scev_initialize): Allocate scalar_evolution_info in gc memory.
6350 * loop-init.c: Include ggc.h.
6351 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
6352 (loop_optimizer_finalize): Use ggc_free.
6353 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
6354 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
6355 pass_iv_optimize): Add TODO_ggc_collect.
6356 * function.h (struct function): Remove skip marker from
6358 * cfgloop.c: Include ggc.h.
6359 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
6361 (establish_preds): Vector superloops is gc allocated.
6362 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
6364 (flow_loops_find): Vector larray is gc allocated.
6365 (loop_exit_free): Use ggc_free.
6366 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
6367 that head of exits list is now not a part of struct loop.
6368 (record_loop_exits): Allocate exits table in gc memory.
6369 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
6370 that head of exits list is now not a part of struct loop.
6371 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
6372 struct loop_exit): Add GTY marker.
6373 (struct loop): Add GTY marker. Make superloops vector gc allocated.
6374 Add skip marker to aux field. Make head of exits list a separate
6376 (struct loops): Add GTY marker. Make larray vector gc allocated.
6377 Add param marker to exits table.
6378 (get_loops): Type changed.
6379 * Makefile.in (tree-scalar-evolution.o): Add
6380 gt-tree-scalar-evolution.h dependency.
6381 (cfgloop.o, loop-init.o): Add ggc.h dependency.
6382 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
6383 * basic-block.h (struct basic_block_def): Remove skip marker from
6386 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
6388 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
6389 of 0 in the call to expand_expr().
6390 (expand_builtin_mathfn_3): Ditto.
6391 (expand_builtin_interclass_mathfn): Ditto.
6392 (expand_builtin_cexpi): Ditto.
6393 (expand_builtin_int_roundingfn): Ditto.
6394 (expand_builtin_int_roundingfn_2): Ditto.
6395 (expand_builtin_pow): Ditto.
6396 (expand_builtin_powi): Ditto.
6397 (expand_builtin_bswap): Ditto.
6398 (expand_builtin_unop): Ditto.
6399 (expand_builtin_fabs): Ditto.
6400 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
6401 the call to expand_expr().
6402 (expand_builtin_sync_operation): Ditto.
6403 (expand_builtin_compare_and_swap): Ditto.
6404 (expand_builtin_lock_test_and_set): Ditto.
6405 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
6406 instead of 0 in the call to expand_expr().
6407 (expand_builtin_extract_return_addr): Ditto.
6408 (expand_builtin_eh_return): Ditto.
6409 (expand_eh_return): Ditto.
6410 * explow.c (expr_size): Ditto.
6411 * expr.c (optimize_bitfield_assignment_op): Ditto.
6412 (expand_assignement): Ditto.
6413 (store_expr): Ditto.
6414 (store_field): Ditto.
6415 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
6416 the call to expand_expr().
6417 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
6418 in the call to expand_expr().
6419 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
6420 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
6421 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
6423 * optabs.c (expand_vec_shift_expr): Ditto.
6424 (expand_vec_cond_expr): Ditto.
6425 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
6426 call to expand_expr().
6427 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
6428 in the call to expand_expr().
6430 2007-05-14 Dave Korn <dave.korn@artimi.com>
6432 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
6434 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
6436 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
6437 instead of c_common_unsigned_type.
6438 (c_common_unsigned_type): Remove.
6439 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
6440 c_common_unsigned_type.
6441 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
6442 c_common_unsigned_type.
6443 * c-common.h (c_common_unsigned_type): Remove.
6444 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
6445 c_common_unsigned_type.
6446 * c-format.c (check_format_types): Use unsigned_type_for instead of
6447 c_common_unsigned_type.
6448 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
6449 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
6450 of c_common_unsigned_type.
6451 * convert.c (convert_to_integer): Use unsigned_type_for instead of
6452 lang_hooks.types.unsigned_type.
6453 * expmed.c (make_tree): Use unsigned_type_for instead of
6454 lang_hooks.types.unsigned_type.
6455 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
6456 lang_hooks.types.unsigned_type.
6457 (build_range_check): Likewise.
6458 (fold_unary): Likewise.
6459 (fold_binary): Likewise.
6460 (fold_ternary): Likewise.
6461 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
6462 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
6463 * tree.c (get_unsigned_type): New.
6464 (unsigned_type_for): Use get_unsigned_type instead of
6465 lang_hooks.types.unsigned_type.
6467 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
6469 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
6470 to m68k_get_function_kind. Update its prototype.
6471 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
6473 (m68k_interrupt_function_p): Return enum m68k_function_type
6474 instead of bool. Rename to m68k_get_function_kind.
6475 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
6477 (m68k_compute_frame_layout): Don't mark any register for save
6478 if an interrupt_thread attribute is specified.
6479 (m68k_hard_regno_rename_ok): Update a use of
6480 m68k_interrupt_function_p.
6481 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
6482 m68k_interrupt_function_p.
6483 (m68k_function_type): New.
6484 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
6485 for a function with an interrupt_thread attribute.
6486 * doc/extend.texi: Document the interrupt_thread attribute.
6488 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
6490 Fix PR tree-optimization/31911
6491 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
6492 if they didn't change the expression.
6494 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
6496 * tree-scalar-evolution.c (resolve_mixers): Exported.
6497 * tree-scalar-evolution.h (resolve_mixers): Declare.
6498 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
6499 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
6500 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
6501 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
6502 init_array_ref, init_pointer_ref, analyze_indirect_ref,
6503 strip_conversion, analyze_offset_expr, address_analysis,
6504 object_analysis, analyze_offset): Removed.
6505 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
6506 split_constant_offset, canonicalize_base_object_address,
6507 object_address_invariant_in_loop_p, disjoint_objects_p,
6508 dr_may_alias_p, dr_address_invariant_p): New functions.
6509 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
6510 and dr_analyze_alias.
6511 (initialize_data_dependence_relation): Use dr_may_alias_p
6512 and object_address_invariant_in_loop_p.
6513 (compute_self_dependence): Handle the case when
6514 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
6515 (find_data_references_in_stmt): Restrict the analysis of data
6516 references to the given loop nest.
6517 (find_data_references_in_loop): Made static. Pass loop nest to
6518 find_data_references_in_stmt.
6519 (compute_data_dependences_for_loop): Use DR_VOPS.
6520 (free_data_ref): Free DR_VOPS.
6521 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
6522 (struct innermost_loop_behavior): ... new.
6523 (struct base_object_info): Replaced by ...
6524 (struct indices): ... new.
6525 (struct dr_alias): New.
6526 (enum data_ref_type): Removed.
6527 (struct data_reference): Consist of struct innermost_loop_behavior,
6528 struct indices and struct dr_alias.
6529 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
6530 (DR_MEMTAG): Renamed to ...
6531 (DR_SYMBOL_TAG): ... this.
6532 (find_data_references_in_loop): Declaration removed.
6533 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
6534 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
6535 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
6536 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
6538 2007-05-13 Revital Eres <eres@il.ibm.com>
6540 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
6541 which walks virtual def-use chains to find redundant stores.
6542 (dse_optimize_stmt): Call it.
6544 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
6546 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
6547 * passes.c (init_optimization_passes): Move pass_jump_bypass
6550 * basic-block.h (bb_has_eh_pred): Fix style issue.
6552 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
6554 PR rtl-optimization/31848
6555 * loop-invariant.c (move_invariant_reg): If we move an insn
6556 with a REG_EQUAL note, and that insn is not always executed,
6557 remove the REG_EQUAL note.
6559 2007-05-12 Richard Guenther <rguenther@suse.de>
6561 PR tree-optimization/31797
6562 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
6563 propagate into a stmt that has volatile ops.
6565 2007-05-12 Richard Sandiford <richard@codesourcery.com>
6567 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6568 (gcc_tooldir): Likewise.
6569 * configure: Regenerate.
6570 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6571 old configure.ac gcc_tooldir setting.
6572 (prefix_to_exec_prefix): New variable.
6573 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6574 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6576 2007-05-11 Silvius Rus <rus@google.com>
6578 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
6579 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
6580 * c-common.h (strict_aliasing_warning): Change return type.
6581 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
6582 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
6583 (build_c_cast): Condition call to strict_aliasing_warning.
6584 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
6585 * flags.h (set_Wstrict_aliasing): Declare.
6586 * opts.c (set_Wstrict_alising): Define, add call to.
6587 * tree-flow.h (strict_aliasing_warning_backend): Declare.
6588 * tree-ssa-alias-warnings.c: New file.
6589 * tree-ssa-alias.c (compute_may_aliases): Add call to
6590 strict_aliasing_warning_backend.
6592 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
6594 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
6595 Use loop_depth and loop_outer accessor functions.
6596 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
6597 determine_invariantness_stmt, move_computations_stmt): Ditto.
6598 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
6599 add_loop, loopify, unloop, fix_loop_structure): Ditto.
6600 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
6601 * tree-scalar-evolution.c (interpret_loop_phi,
6602 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
6603 instantiate_parameters_1, scev_const_prop): Ditto.
6604 * cfghooks.c (make_forwarder_block): Ditto.
6605 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
6606 * modulo-sched.c (loop_canon_p): Ditto.
6607 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
6608 slpeel_can_duplicate_loop_p): Ditto.
6609 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
6610 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
6611 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
6612 cancel_loop, verify_loop_structure): Ditto.
6613 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
6614 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
6615 superloops vector instead of "pred" array.
6616 (establish_preds): Take father loop as an argument. Initialize the
6618 (flow_loop_tree_node_add): Pass father loop to establish_preds.
6619 Do not initialize loop->outer.
6620 (flow_loop_tree_node_remove): Truncate the superloops vector.
6621 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
6622 "pred" merged to "superloops" vector.
6623 (loop_depth, loop_outer): New.
6624 (fel_init): Use loop_outer.
6626 2007-05-11 Jan Hubicka <jh@suse.cz>
6628 * cgraphunit.c: Include gt-cgraphunit.h
6629 (static_ctors, static_dtors): New static vars.
6630 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
6631 based on implementation in c-common.c
6632 (cgraph_finalize_function): Call record_cdtor_fn.
6633 (cgraph_optimize): Call cgraph_build_cdtor_fns.
6634 * decl.c (finish_function): Do not call c_record_cdtor_fn.
6635 (c_write_global_declarations): Do not call c_build_cdtor_fns.
6636 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
6637 build_cdtor, c_build_cdtor_fns): Remove.
6638 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
6639 c_build_cdtor_fns): Remove prototype.
6641 2007-05-11 Paolo Carlini <pcarlini@suse.de>
6644 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
6645 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
6646 * builtins.c (fold_builtin_memchr): New.
6647 (expand_builtin_memchr): Call the latter.
6648 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
6649 * doc/extend.texi ([Other built-in functions provided by GCC]):
6652 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
6654 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
6655 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
6656 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
6657 PFPO_OP1_TYPE_SHIFT): Constants added.
6658 (DFP_ALL): Mode macro defined.
6659 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
6660 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
6661 Insn definitions added.
6662 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
6663 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
6666 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
6668 PR tree-optimization/31885
6669 * tree-chrec.c (chrec_contains_undetermined): Do not consider
6670 NULL_TREE to be undetermined.
6671 (automatically_generated_chrec_p): Return false for NULL.
6673 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
6675 * config/bfin/bfin.h (MOVE_RATIO): Define.
6677 2007-05-10 Richard Sandiford <richard@codesourcery.com>
6679 * config.gcc (sparc-wrs-vxworks): New target.
6680 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
6681 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
6682 * config/sparc/sparc.h: Include vxworks-dummy.h.
6683 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
6684 include LABEL_REFs too.
6685 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
6686 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
6688 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
6690 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
6691 (sparc_emit_call_insn): New function.
6692 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
6693 functions when generating VxWorks PIC.
6694 * config/sparc/sparc.md (vxworks_load_got): New pattern.
6695 (call, call_value): Use sparc_emit_call_insn instead of
6698 2007-05-09 Bob Wilson <bob.wilson@acm.org>
6700 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
6702 2007-05-09 Bob Wilson <bob.wilson@acm.org>
6704 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
6705 for floating-point values if HOST_BITS_PER_LONG > 32. Use
6706 split_double instead of operand_subword.
6708 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
6710 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
6711 * config/bfin/bfin.c (bfin_local_alignment): New function.
6712 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
6714 2007-05-08 Chao-ying Fu <fu@mips.com>
6716 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
6717 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
6718 (smsub_widen_optab, umsub_widen_optab): Define.
6719 * optabs.c (init_optabs): Initialize smsub_widen_optab and
6721 * genopinit.c (optabs): Fill in smsub_widen_optab and
6723 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
6724 and umsub_widen_optab to implement multiply-subtract sequences.
6725 * config/mips/mips.md (*msac<u>_di): Rename to...
6726 (<u>msubsidi4): ...this. Extend condition to include
6727 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
6728 of operand 0 to "ka" and use the three-operand form of msub<u>
6730 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
6733 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
6735 PR rtl-optimization/28011
6736 * reload.c (push_reload): Set dont_share if IN appears in OUT
6737 also when IN is a PLUS rtx.
6738 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
6741 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
6743 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
6744 call unshare_all_decls.
6745 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
6746 (unshare_all_decls): Remove.
6748 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
6751 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
6754 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
6755 Nigel Stephens <nigel@mips.com>
6757 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
6758 Update comments and all uses.
6759 (MIN_FPRS_PER_FMT): Define.
6760 * config/mips/mips.c (function_arg): Fix to correctly handle
6761 the -mips32r2 -mfp64 -mabi=32 case.
6762 (override_options): Enable use of odd-numbered registers for
6763 SFmode values on MIPS32.
6764 (mips_save_reg_p): Save whole floating-point register pair if
6765 either half is used.
6766 (compute_frame_size): Fix comment.
6768 2007-05-08 Jie Zhang <jie.zhang@analog.com>
6770 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
6771 argument of type bool.
6772 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
6773 argument. Safely select temporary P register according to it.
6774 (do_link): Change call site of add_to_reg accordingly.
6775 (do_unlink): Add epilogue_p as a fourth argument and pass it
6777 (expand_interrupt_handler_epilogue): Change call of do_unlink
6779 (bfin_expand_prologue): Add a third argument sibcall_p.
6780 * config/bfin/bfin.md (epilogue): Change call of
6781 bfin_expand_epilogue accordingly.
6782 (sibcall_epilogue): Likewise.
6783 (eh_return_internal): Likewise.
6785 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
6786 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
6787 * config/bfin/bfin.c (bfin_handle_option): Handle
6788 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
6789 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
6790 Support bf534, bf536 and bf561.
6791 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
6793 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
6796 * config/i386/i386.c (ix86_function_regparm): Process local
6797 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
6799 2007-05-07 Mike Stump <mrs@apple.com>
6801 * doc/invoke.texi (Warning Options): Document that -Wempty-body
6802 also checks for and while statements in C++.
6804 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
6806 * gcc.c (at_file_supplied): New variable.
6807 (main): Set it if we expanded argv.
6808 (do_spec_1): Pass an @-file to the linker if we were called with
6809 an @-file argument and HAVE_GNU_LD.
6810 * collect2.c (at_file_supplied): New variable.
6811 (response_file): New variable.
6812 (collect_exit): Unlink response_file if necessary.
6813 (handler): Likewise.
6814 (do_wait): Likewise.
6815 (main): Set at_file_supplied if we expanded argv.
6816 (collect_execute): Pass an @-file to subprocesses if we were called
6817 with an @-file argument.
6818 * configure.ac: Add define for HAVE_GNU_LD.
6819 * configure: Regenerate.
6820 * config.in: Regenerate.
6822 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
6824 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
6830 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
6832 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
6833 (TARGET_ENCODE_SECTION_INFO): Re-define.
6834 (m32c_encode_section_info): New
6835 (function_vector_handler): New
6836 (current_function_special_page_vector): New
6837 (m32c_special_page_vector_p): New.
6838 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
6840 * config/m32c/jump.md: Added instruction JSRS for functions
6841 with attribute "function_vector".
6842 * doc/extend.texi (function_vector): Added description
6843 for M16C, M32C targets.
6845 2007-05-07 DJ Delorie <dj@redhat.com>
6848 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
6849 ashrpsi3, lshrpsi3): Update shift count constraint.
6851 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
6852 Nathan Froyd <froydnj@codesourcery.com>
6855 * c-incpath.c (add_path): Strip trailing path separators.
6857 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
6859 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
6860 Free dominance info before purging EH edges.
6861 (eliminate_degenerate_phis): Likewise.
6862 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
6864 2007-05-07 Jan Hubicka <jh@suse.cz>
6866 * gimplify.c (gimplify_expr): Do not crash when folding
6867 (void *)(int)&a + 4.
6869 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6872 * c-opts.c (lang_fortran): Make it non static.
6873 * c-common.h (lang_fortran): New prototype.
6874 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
6875 -lang-fortran option was passed by the driver.
6877 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
6879 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
6880 of ASSERT_CHECKING. Tweak message.
6882 2007-05-06 Revital Eres <eres@il.ibm.com>
6885 * loop-unroll.c (insert_var_expansion_initialization):
6886 Initialize the expansions with -zero instead of +zero.
6888 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
6890 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
6891 into pic and non-pic versions. Mark r19 as used for
6892 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
6893 for tgd_load, tld_load and tie_load .
6894 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
6895 version of tgd_load, tld_load and tie_load depending on the
6898 2007-05-04 Ulrich Drepper <drepper@redhat.com>
6899 Jakub Jelinek <jakub@redhat.com>
6901 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
6902 (__do_global_dtors_aux): Use more paranoid loop to run
6903 destructors if HIDDEN_DTOR_LIST_END.
6904 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
6906 2007-05-04 Jakub Jelinek <jakub@redhat.com>
6908 * varasm.c (align_variable): Don't increase alignment for
6909 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
6910 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
6912 2007-05-04 Josh Conner <jconner@apple.com>
6914 * basic-block.h (cdi_direction): Assign values to all enumeration
6916 (dom_computed): Remove.
6917 (dom_info_state): New.
6918 (set_dom_info_availability): New.
6919 * tree-ssa-loop-im.c (determine_invariantness): Initialize
6920 walk_data.dom_direction.
6921 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
6922 instead of dom_computed[].
6923 (split_edge): Likewise.
6924 (create_basic_block): Likewise.
6925 (merge_blocks): Likewise.
6926 * ifcvt.c (find_if_header): Likewise.
6927 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
6928 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
6929 * tree-ssa.c (verify_ssa): Likewise.
6930 * tree-cfg.c (tree_verify_flow_info): Likewise.
6931 (remove_edge_and_dominated_blocks): Likewise.
6932 * dominance.c (dom_computed): Make static.
6933 (calc_dfs_tree_nonrec): Change third param to a bool.
6934 (calc_dfs_tree): Change second param to a bool.
6935 (calc_idioms): Change second param to a bool. Use
6936 dom_convert_dir_to_idx.
6937 (init_dom_info): Validate dir before using.
6938 (dom_convert_dir_to_idx): New.
6939 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
6940 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
6941 (free_dominance_info): Use dom_convert_dir_to_idx.
6942 (get_immediate_dominator): Likewise.
6943 (set_immediate_dominator): Likewise.
6944 (get_dominated_by): Likewise.
6945 (redirect_immediate_dominators): Likewise.
6946 (nearest_common_denominator): Likewise.
6947 (dominated_by_p): Likewise.
6948 (bb_dom_dfs_in): Likewise.
6949 (bb_dom_dfs_out): Likewise.
6950 (recount_dominator): Likewise.
6951 (iterate_fix_dominators): Likewise.
6952 (add_to_dominance_info): Likewise.
6953 (delete_from_dominance_info): Likewise.
6954 (first_dom_son): Likewise.
6955 (next_dom_son): Likewise.
6956 (dom_info_available_p): Likewise.
6957 (dom_info_state): New.
6958 (set_dom_info_availability): New.
6960 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6962 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
6964 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
6966 2007-05-04 Bob Wilson <bob.wilson@acm.org>
6968 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
6969 (subdi3, subdi_carry): Delete.
6971 2007-05-04 Jan Hubicka <jh@suse.cz>
6972 Richard Guenther <rguenther@suse.de>
6974 * opts.c (decode_options): Do not fiddle with inlining
6975 parameters in case of optimizing for size.
6976 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
6977 for size do nothing.
6978 (cgraph_decide_inlining_of_small_function): When optimizing for
6979 size never inline functions increasing caller size.
6980 (cgraph_early_inlining): Inline for size when optimizing for size.
6982 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
6984 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
6985 logical operations piecewise.
6986 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
6987 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
6988 subdi_sesidi_di): Delete.
6989 (add_with_carry): Produce carry in CC instead of a DREG to shorten
6990 the generated sequence. Allow three-reg add in constraints. Rewrite
6991 the rtl expression for carry to avoid zero_extend of a constant.
6992 (sub_with_carry): New pattern.
6993 (adddi3, subdi3): Change into define_expand. For subtract, generate a
6994 different sequence not involving jumps.
6995 (notbi): Now a named pattern.
6997 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
6999 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
7000 Add the note about a significant loss of accuracy of some
7001 mathematical routines when these options are used.
7003 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
7005 * haifa-sched.c (rtx_vec_t): New typedef.
7006 (contributes_to_priority_p): Extract piece of priority () into new
7008 (priority): Use the function. Add assertion.
7009 (rank_for_schedule, set_priorities): Add assertion to check that
7010 insn's priority is initialized.
7011 (clear_priorities, calc_priorities): Change signature. Make it update
7012 all relevant insns. Update all callers ('add_to_speculative_block ()'
7013 and 'create_block_check_twin ()').
7014 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
7015 Add new field 'priority_status'.
7016 (INSN_PRIORITY_STATUS): New macro.
7017 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
7019 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
7021 * sched-ebb.c (debug_ebb_dependencies): New static function.
7022 (init_ready_list): Use it.
7024 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
7025 with changed signature and 'debug_rgn_dependencies ()'.
7026 (debug_rgn_dependencies): New static function.
7027 (init_ready_list): Use it.
7029 * sched-int.h (debug_dependencies): Declare.
7031 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
7033 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
7035 2007-05-04 Dirk Mueller <dmueller@suse.de>
7037 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
7039 2007-05-03 Jan Hubicka <jh@suse.cz>
7041 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
7042 ((T1)X op (T1)Y), for pointer type in more cases than before.
7044 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
7046 * tree-object-size.c (plus_expr_object_size): When operand size is
7047 unknown, return unknown.
7049 2007-05-03 Dirk Mueller <dmueller@suse.de>
7051 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
7053 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
7056 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
7058 2007-05-03 Janis Johnson <janis187@us.ibm.com>
7060 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
7062 2007-05-03 Joseph Myers <joseph@codesourcery.com>
7064 * config/soft-fp/double.h, config/soft-fp/extended.h,
7065 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
7066 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
7067 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
7068 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
7071 2007-05-03 Ian Lance Taylor <iant@google.com>
7073 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
7074 MASK_PPC_GFXOPT for 8540 or 8548.
7076 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
7078 * tree-vect-transform.c (vect_update_inits_of_drs): Use
7079 vect_print_dump_info() to output debug information.
7081 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
7084 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
7085 operands of size 2 when operand is not MEM_P.
7087 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
7089 PR tree-optimization/30565
7090 * lambda-code.c (perfect_nestify): Fix updating of dominators.
7092 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
7094 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
7095 (umulsi3_highpart): Use them.
7096 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
7097 for final accumulator to D regisster tranfser.
7099 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
7101 PR tree-optimization/31699
7102 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
7104 (vect_enhance_data_refs_alignment): Compute peel amount using
7105 TYPE_VECTOR_SUBPARTS instead of vf.
7106 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
7108 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
7111 * system.h: Remove inclusion of double-int.h
7112 * tree.h: Include double-int.h
7113 * gengtype.c: Likewise
7114 * cfgloop.h: Likewise
7115 * Makefile.in: Adjust dependencies on double-int.h
7117 2007-05-02 Eric Christopher <echristo@apple.com>
7119 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
7120 -shared to -Zdynamiclib.
7122 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
7125 * c-common.c (strip_pointer_or_array_types): New function.
7126 * c-common.h (strip_pointer_or_array_types): New function declaration.
7128 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
7130 PR tree-optimization/31771
7131 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
7133 2007-05-02 Paul Brook <paul@codesourcery.com>
7135 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
7137 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
7140 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
7143 2007-05-02 Nick Clifton <nickc@redhat.com>
7145 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
7147 2007-05-02 Richard Guenther <rguenther@suse.de>
7149 PR tree-optimization/31146
7150 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
7151 argument, single_use_p. If we have a single use that is
7152 a conversion to the definition rhs type, propagate that rhs.
7153 (forward_propagate_addr_expr): Pass single_use_p argument
7154 to forward_propagate_addr_expr_1.
7156 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
7158 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
7161 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7163 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
7164 'AMD Family 10 core'.
7166 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7168 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
7169 and athlon64-sse3 as improved versions of k8, opteron and athlon64
7170 with SSE3 instruction set support.
7171 * doc/invoke.texi: Likewise.
7173 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7175 * config/i386/i386.c (override_options): Tuning 32-byte loop
7176 alignment for amdfam10 architecture. Increasing the max loop
7177 alignment to 24 bytes.
7179 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
7181 * config/m68k/constraints.md: New.
7182 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
7183 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
7184 EXTRA_CONSTRAINT): Remove.
7185 * config/m68k/m68k.md: Include constraints.md.
7186 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
7188 2007-05-01 Ian Lance Taylor <iant@google.com>
7190 PR tree-optimization/31739
7191 * tree-vrp.c (vrp_val_is_max): New static function.
7192 (vrp_val_is_min): New static function.
7193 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
7195 (set_value_range): Use vrp_val_is_{max,min}.
7196 (extract_range_from_assert): Likewise.
7197 (extract_range_from_binary_expr): Likewise.
7198 (extract_range_from_unary_expr): Likewise.
7199 (dump_value_range, vrp_meet): Likewise.
7200 (vrp_visit_phi_node): Likewise.
7201 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
7203 2007-05-01 Mark Mitchell <mark@codesourcery.com>
7205 * config/i386/gmon-sol2.c (size_t): New type.
7206 (intptr_t): Likewise.
7207 (s_textsize): Declare as size_t.
7209 (monstartup): Use size_t for sizes.
7210 (_mcount): Save and restore registers.
7211 (internal_mcount): Pass 0 as the first argument to monstartup
7213 (moncontrol): Convert pointer to appropriately sized integer
7214 before passing to profil.
7216 2007-05-01 Joseph Myers <joseph@codesourcery.com>
7218 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
7219 __NO_FPRS__, not just if _SOFT_DOUBLE.
7220 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
7221 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
7222 also for E500 double.
7223 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
7224 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
7227 2007-05-01 Richard Guenther <rguenther@suse.de>
7229 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
7232 2007-05-01 Joseph Myers <joseph@codesourcery.com>
7234 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
7236 2007-05-01 Jan Hubicka <jh@suse.cz>
7238 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
7241 2007-05-01 Jan Hubicka <jh@suse.cz>
7243 * tree.h (maybe_fold_offset_to_component_ref): Remove.
7244 (maybe_fold_offset_to_reference): Declare.
7245 * fold-const.c (fold_unary): Do not fold
7246 (type *)&A into &A->field_of_type_and_offset_0
7247 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
7248 size is unknown, give up.
7249 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
7251 (maybe_fold_offset_to_reference): New.
7252 (maybe_fold_stmt_indirect): Use it.
7253 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
7254 * gimplify.c (gimplify_conversion): Canonicalize conversions to
7256 (gimplify_expr): Likewise for plus_expr.
7258 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
7260 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
7261 bsi_after_labels. Always insert statements before bsi.
7262 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
7263 * predict.c (apply_return_prediction): Check for empty blocks.
7264 * cfgexpand.c (lab_rtx_for_bb): New variable.
7265 (label_rtx_for_bb): Do not create new tree labels.
7266 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
7267 (tree_expand_cfg): Initialize lab_rtx_for_bb.
7268 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
7270 (label_for_bb): Add field used.
7271 (update_eh_label, main_block_label): Mark the label used.
7272 (cleanup_dead_labels): Remove unused labels.
7274 2007-05-01 Richard Guenther <rguenther@suse.de>
7276 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
7277 if it is not about to be set.
7278 (get_value_range): Do not pre-allocate equiv bitmap.
7279 (update_value_range): No need to clear equiv field.
7280 (add_equivalence): Change prototype to get bitmap pointer.
7281 Allocate bitmap here if it is not already.
7282 (extract_range_from_assert): Do not allocate bitmap here.
7283 Update callers to add_equivalence.
7284 (extract_range_from_ssa_name): Likewise.
7285 (get_vr_for_comparison): New static helper.
7286 (compare_name_with_value): Handle NULL equiv bitmap by
7287 peeling the first iteration of the comparison loop.
7288 Use get_vr_for_comparison.
7289 (compare_names): Handle NULL equiv bitmaps by using fake
7290 ones. Use get_vr_for_comparison.
7292 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
7294 * double-int.c (mpz_set_double_int): Moved from
7295 tree-ssa-loop-niter.c.
7296 (mpz_get_double_int): Likewise; also, add option to wrap
7297 out-of-range integers.
7298 * double-int.h: New prototypes for above.
7299 * tree.c (get_static_type_bounds): Moved from
7300 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
7301 TYPE_MAX_VALUE if they exist..
7302 * tree.h: New prototype for above.
7303 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
7304 get_type_bounds calls.
7305 (mpz_set_double_int): Move to double-int.c.
7306 (get_type_bounds): Move to tree.c, rename to
7307 get_static_type_bounds.
7308 (mpz_to_double_int): Move to double-int.c, rename to
7311 2007-04-30 Bob Wilson <bob.wilson@acm.org>
7313 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
7314 DIV0 exception can fall through to a normal return.
7316 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
7320 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
7321 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
7322 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7323 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
7324 initialize align to silence bogus warning.
7325 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7326 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
7328 (struct sra_walk_fns): Remove use_all parameter from use.
7329 (sra_hash_tree): Handle BIT_FIELD_REFs.
7330 (sra_elt_hash): Don't hash bitfld blocks.
7331 (sra_elt_eq): Skip them in parent compares as well. Handle
7333 (sra_walk_expr): Don't maintain or pass down use_all_p.
7334 (scan_use): Remove use_all parameter.
7335 (scalarize_use): Likewise. Re-expand assignment to
7336 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
7337 output, and re-scalarize after output. Don't mark anything
7339 (scalarize_ldst): Adjust.
7340 (scalarize_walk_gimple_modify_statement): Likewise.
7341 (build_element_name_1): Handle BIT_FIELD_REFs.
7342 (instantiate_element): Don't warn for any element whose parent
7344 (instantiate_missing_elements_1): Return the sra_elt.
7345 (canon_type_for_field): New.
7346 (try_instantiate_multiple_fields): New.
7347 (instantiate_missing_elemnts): Use them.
7348 (mark_no_warning): Removed.
7349 (generate_one_element_ref): Handle BIT_FIELD_REFs.
7350 (REPLDUP, sra_build_elt_assignment): New.
7351 (generate_copy_inout): Use them.
7352 (generate_element_copy): Likewise. Handle bitfld differences.
7353 (generate_element_zero): Don't recurse for blocks. Use
7354 sra_build_elt_assignment.
7355 (generate_one_element_int): Take elt instead of var. Use
7356 sra_build_elt_assignment.
7357 (generate_element_init_1): Adjust.
7358 (scalarize_use, scalarize_copy): Use REPLDUP.
7359 (scalarize_ldst): Move assert before dereference.
7360 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
7362 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7365 * tree.c (reconstruct_complex_type): Reconstruct a reference
7367 Also use the same mode for the pointer as the old pointer type.
7369 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7371 * doc/trouble.texi (Interoperation): Remove note about Ultrix
7374 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
7376 PR rtl-optimization/31676
7377 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
7378 (df_refs_record): Call it.
7380 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
7382 * rtl.def (SS_ABS): New code.
7383 * config/bfin/bfin.c (print_operand): New modifier 'v'.
7384 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
7385 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
7386 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
7387 (bfin_init_builtins): Define them.
7388 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
7389 (bfin_expand_builtin): ... and handle the others here.
7390 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
7391 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
7392 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
7393 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
7394 operand is only HImode.
7396 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
7398 * regclass.c (scan_one_insn): Remove splitting of
7401 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
7402 Nigel Stephens <nigel@mips.com>
7404 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
7406 2007-04-28 Jan Hubicka <jh@suse.cz>
7408 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
7409 insn_locators_alloc instead of insn_locators_initialize;
7410 call reset_block_changes.
7411 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7412 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
7413 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
7414 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
7415 * config/score/score.c (th_output_mi_thunk): Likewise.
7416 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7417 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
7418 tolerate uninitialized locator info.
7421 * function.c (init_function_start): Don't init line number info.
7422 (expand_function_end): Update.
7423 (reset_block_changes, record_block_change, finalize_block_changes,
7424 check_block_change, free_block_changes): Kill.
7425 * function.h (reset_block_changes, record_block_change,
7426 finalize_block_changes, check_block_change, free_block_changes):
7428 (struct function): Remove ib_boundaries_block.
7429 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7430 Use curr_insn_locator to initialize locator.
7431 (emit_line_note): Remove.
7432 * cfgexpand.c (expand_gimple_cond_expr): Update.
7433 (construct_exit_block): Likewise.
7434 (tree_expand_cfg): Initialize/finalize locators.
7435 * expr.c (expand_expr_real): Update.
7436 * cfglayout.c (line_locators_locs, line_locators_lines,
7437 file_locators_locs, file_locators_files): Remove.
7438 (set_block_levels): Move to cfgexpand.c.
7439 (insn_locators_initialize): Remove.
7440 (pass_insn_locators_initialize): Remove.
7441 (locations_locators_locs, locations_locators_vals): New static vars.
7442 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7444 (insn_locators_alloc, insn_locators_finalize,
7445 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7447 (locator_location): New.
7448 (locator_line, locator_file): Rewrite.
7449 * rtl.h (emit_line_note): Kill.
7450 (insn_locators_alloc, insn_locators_finalize,
7451 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7453 * tree-inline.c (initialize_cfun): Do not initialize
7454 ib_boundaries_block.
7455 * passes.c (pass_insn_locators_initialize): Remove.
7457 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
7459 * tree-cfg.c (move_block_to_fn): Release bb from dominance
7460 info. Update last_basic_block correctly.
7462 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
7465 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
7466 register itself to hold the offset constant. Tell flow the use
7467 of r4 and r5 when they are used.
7469 2007-04-27 Richard Guenther <rguenther@suse.de>
7471 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
7472 if we simplified anything.
7473 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
7474 warnings until we did a simplification and the stmt was not
7475 marked as TREE_NO_WARNING.
7477 2007-04-27 Mike Stump <mrs@apple.com>
7479 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
7481 2007-04-27 Ian Lance Taylor <iant@google.com>
7484 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
7485 TYPE_MAX_VALUE exist, convert them to the new type.
7487 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7489 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
7490 if it claims to be available.
7491 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
7493 (perform_tree_ssa_dce): Always free postdominators.
7495 2007-04-27 Richard Henderson <rth@redhat.com>
7497 * config/alpha/predicates.md (aligned_memory_operand): Mark
7498 as define_special_predicate.
7499 (unaligned_memory_operand, normal_memory_operand): Likewise.
7500 (reg_or_unaligned_mem_operand): Remove.
7501 (any_memory_operand): Match the documentation and check for
7502 non-renumbered pseudos during reload.
7503 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
7504 alpha_secondary_reload_class, update to new interface, make static.
7505 Handle CQImode like HImode. Remove FP subreg check.
7506 (alpha_expand_mov): Use replace_equiv_address.
7507 (alpha_expand_mov_nobwx): Use any_memory_operand.
7508 (TARGET_SECONDARY_RELOAD): New.
7509 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
7510 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
7511 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
7512 * config/alpha/alpha.md: ... here.
7513 (RELOAD12, reloadmode): New.
7515 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
7516 Don't handle the aligned case here.
7517 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
7518 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
7519 reload_inhi_help. Don't expect a scratch register.
7520 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
7522 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
7524 2007-04-27 Richard Guenther <rguenther@suse.de>
7526 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
7528 2007-04-27 Richard Guenther <rguenther@suse.de>
7530 PR tree-optimization/30965
7531 PR tree-optimization/30978
7532 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
7533 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
7534 (find_equivalent_equality_comparison): Likewise.
7535 (simplify_cond): Likewise.
7536 (get_prop_source_stmt): New helper.
7537 (get_prop_dest_stmt): Likewise.
7538 (can_propagate_from): Likewise.
7539 (remove_prop_source_from_use): Likewise.
7540 (combine_cond_expr_cond): Likewise.
7541 (forward_propagate_comparison): New function.
7542 (forward_propagate_into_cond): Rewrite to use fold for
7544 (tree_ssa_forward_propagate_single_use_vars): Call
7545 forward_propagate_comparison to propagate comparisons.
7547 2007-04-27 Richard Guenther <rguenther@suse.de>
7549 PR tree-optimization/31715
7550 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
7551 sure to do computation on the offset in an appropriate
7554 2007-04-27 Richard Sandiford <richard@codesourcery.com>
7556 * reload.h (elimination_target_reg_p): Declare.
7557 * reload.c (find_reloads): Don't apply the reg_rtx move
7558 optimization if the SET_DEST satisfies elimination_target_reg_p.
7559 * reload1.c (elimination_target_reg_p): New function.
7560 (gen_reload): In the move/add2 fallback, make sure that op0
7561 does not overlap the destination register.
7563 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7565 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
7566 transform only GIMPLE_MODIFY_STMTs.
7567 * tree-complex.c (expand_complex_operations_1): Ditto.
7568 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
7569 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
7570 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
7572 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
7573 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
7574 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
7575 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
7576 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
7577 slpeel_add_loop_guard): Ditto.
7578 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
7579 * lambda-code.c (perfect_nestify): Ditto.
7580 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
7581 before the first statement.
7582 * tree-optimize.c (execute_free_datastructures): Fix comments.
7583 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
7584 * tree-flow.h (disband_implicit_edges): Declaration removed.
7585 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
7587 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
7588 COND_EXPRs without gotos.
7589 (disband_implicit_edges, has_label_p): Removed.
7590 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
7591 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
7593 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
7595 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
7596 also for COND_EXPRs.
7597 * cfgexpand.c (label_rtx_for_bb): New function.
7598 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
7599 Use label_rtx_for_bb to find the labels.
7600 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
7601 last block. Detect fallthru edges.
7603 2007-04-26 Ian Lance Taylor <iant@google.com>
7606 * reload.c (find_reloads_subreg_address): If the address was valid
7607 in the original mode but not in the new mode, reload the whole
7610 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7612 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
7613 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
7614 (cleanup_control_expr_graph): Do not invalidate dominance info.
7615 Record altered blocks.
7616 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
7617 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
7618 cleanup_tree_cfg_bb): New functions.
7619 (remove_forwarder_block): Do not maintain the worklist of blocks.
7620 Record altered blocks.
7621 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
7623 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
7624 delete_unreachable_blocks if dominators are not available.
7625 * tree-inline.c (optimize_inline_calls): Free dominance information
7627 * tree-flow.h (remove_edge_and_dominated_blocks,
7628 cfgcleanup_altered_bbs): Altered.
7629 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
7631 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
7633 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
7634 do not invalidate dominators.
7636 2007-04-26 Anatoly Sokolov <aesok@post.ru>
7638 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
7639 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
7640 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7641 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7643 2007-04-26 Steve Ellcey <sje@cup.hp.com>
7645 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
7647 2007-04-26 Richard Guenther <rguenther@suse.de>
7649 PR tree-optimization/31703
7650 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
7651 the right type for the target of the bittest.
7653 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7655 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
7656 ix86_sol10_return_in_memory.
7658 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7660 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
7663 2007-04-26 Jakub Jelinek <jakub@redhat.com>
7666 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
7668 PR tree-optimization/30558
7669 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
7670 clear this_state.prev_try.
7672 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7673 Mark Mitchell <mark@codesourcery.com>
7675 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
7676 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
7677 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
7679 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7682 * doc/invoke.texi (%:print-asm-header): Document.
7683 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
7685 (static_spec_functions): Add print-asm-header.
7686 (main): Print a banner before the --target-help linker options.
7687 (print_asm_header_spec_function): New function.
7689 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
7692 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
7693 (movsf_ie): Likewise.
7695 2007-04-25 Paolo Carlini <pcarlini@suse.de>
7697 * doc/extend.texi ([Type Traits]): Adjust per N2255.
7699 2007-04-25 Bob Wilson <bob.wilson@acm.org>
7701 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
7702 exception for divide-by-zero.
7703 (__umodsi3, __modsi3): Likewise.
7705 2007-04-25 Dirk Mueller <dmueller@suse.de>
7707 * c-typeck.c (build_compound_expr): Annotate warning()
7708 call with OPT_Wunused_value.
7709 * tree-ssa.c (warn_uninit): Annotate warning with
7711 * c-common.c (handle_sentinel_attribute): Annotate warning
7712 call with OPT_Wattributes.
7714 2007-04-25 Thiemo Seufer <ths@mips.com>
7716 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
7718 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
7719 on to the assembler. Improve handling of -mno-mips16. Add handling
7720 of -mno-mips3d, -mno-dsp, -mno-dspr2.
7721 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
7722 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
7723 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
7725 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
7728 * config/i386/winnt.c (i386_pe_file_end): Strip only
7729 USER_LABEL_PREFIX when writing export name.
7731 2007-04-25 Richard Sandiford <richard@codesourcery.com>
7733 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
7734 sh/elf.h, vx-common.h and vxworks.h.
7735 * config/sh/sh.h: Include config/vxworks-dummy.h.
7736 (SUBTARGET_OVERRIDE_OPTIONS): Define.
7737 (OVERRIDE_OPTIONS): Use it.
7738 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
7739 (vxworks_picreg): New pattern.
7740 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
7741 VXWORKS_OS_CPP_BUILTINS.
7742 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
7743 to their VXWORKS_* equivalents.
7744 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
7745 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
7746 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
7747 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
7748 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
7749 -mrtp/-fPIC multilibs.
7750 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
7751 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
7752 (MULTILIB_OSDIRNAMES): Delete.
7754 2007-04-25 Anatoly Sokolov <aesok@post.ru>
7757 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
7759 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
7761 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
7762 rounding mode to be specified by the caller.
7763 (real_to_mpfr) Likewise.
7764 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
7765 include new arguments.
7766 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
7768 2007-04-24 Ian Lance Taylor <iant@google.com>
7770 PR tree-optimization/31605
7771 * tree-vrp.c (set_value_range): Check that min and max are not
7772 both overflow infinities.
7773 (set_value_range_to_value): New static function.
7774 (extract_range_from_binary_expr): Call set_value_range_to_value.
7775 (extract_range_from_cond_expr): Likewise.
7776 (extract_range_from_expr): Likewise.
7777 (extract_range_from_unary_expr): Likewise. Don't create a range
7778 which overflows on both sides.
7779 (vrp_meet): Check for a useless range.
7780 (vrp_visit_phi_node): If we see a constant which looks like an
7781 overflow infinity, turn off the TREE_OVERFLOW flag.
7783 2007-04-24 Ian Lance Taylor <iant@google.com>
7785 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
7787 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
7790 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
7791 diagnostic message is being built.
7792 * tree-pretty-print.c (dump_generic_node): Only write the
7793 formatted text into BUFFER's stream if we are not building a
7795 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
7797 * Makefile.in (toplev.o): Depend on tree-pass.h.
7799 2007-04-24 Ian Lance Taylor <iant@google.com>
7801 PR tree-optimization/31602
7802 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
7803 conditionals in the copied loop header.
7804 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
7805 warnings if TREE_NO_WARNING is set.
7806 * doc/invoke.texi (Warning Options): Clarify that
7807 -Wstrict-overflow does not warn about loops.
7809 2007-04-24 Janis Johnson <janis187@us.ibm.com>
7811 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
7812 expand on the comment about _Decimal128 arguments and check the
7813 integer result of the modulus operation; for 64-bit ELF ABI, ensure
7814 that _Decimal128 argument uses even/odd register pair.
7815 (function_arg): Ditto.
7817 2007-04-24 Hui-May Chang <hm.chang@apple.com>
7819 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
7820 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
7822 2007-04-24 Richard Guenther <rguenther@suse.de>
7823 Olga Golovanevsky <olga@il.ibm.com>
7825 * fold-const.c (multiple_of_p): Check for bottom
7828 2007-04-24 Richard Henderson <rth@redhat.com>
7830 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
7831 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
7832 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
7833 looking for non-zero bits shifted out. Avoid a recursive call
7834 when constructing the scalar.
7835 (__floatundisf): Likewise.
7837 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
7839 * dwarf2out.c (field_byte_offset): Move the existing logic
7840 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
7841 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
7843 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
7846 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
7847 length argument of 0 for memset.
7848 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
7849 unsigned shift instead of the signed variant.
7851 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
7853 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
7854 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
7855 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
7856 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
7857 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
7858 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
7859 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
7860 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
7861 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
7862 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
7863 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
7864 "mul<mode>3", "div<mode>3"): Insn definitions added.
7865 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
7866 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
7867 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
7868 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
7869 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
7870 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
7871 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
7872 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
7873 TARGET_FLOAT_FORMAT): Macro definitions removed.
7874 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
7875 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
7876 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
7877 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
7878 (s390_gen_rtx_const_DI): Function removed.
7879 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
7881 2007-04-24 Richard Sandiford <richard@codesourcery.com>
7883 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
7884 over an external ffs function.
7886 2007-04-24 Chao-ying Fu <fu@mips.com>
7887 Richard Sandiford <richard@nildram.co.uk>
7889 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
7890 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
7891 (smadd_widen_optab, umadd_widen_optab): Define.
7892 * optabs.c (init_optabs): Initialize smadd_widen_optab and
7894 * genopinit.c (optabs): Fill in smadd_widen_optab and
7896 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
7897 and umadd_widen_optab to implement multiply-add sequences.
7898 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
7899 (<u>maddsidi4): ...this. Extend condition to include
7900 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
7901 of operand 0 to "ka" and use the three-operand form of madd<u>
7903 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
7905 * config/mips/constraints.md (ka): New register constraint.
7907 2007-04-24 Jan Hubicka <j@suse.cz>
7911 2007-04-23 Jan Hubicka <jh@suse.cz>
7912 * function.c (init_function_start): Don't init line number info.
7913 (expand_function_end): Update.
7914 (reset_block_changes, record_block_change, finalize_block_changes,
7915 check_block_change, free_block_changes): Kill.
7916 * function.h (reset_block_changes, record_block_change,
7917 finalize_block_changes, check_block_change, free_block_changes):
7919 (struct function): Remove ib_boundaries_block.
7920 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7921 Use curr_insn_locator to initialize locator.
7922 (emit_line_note): Remove.
7923 * cfgexpand.c (expand_gimple_cond_expr): Update.
7924 (construct_exit_block): Likewise.
7925 (tree_expand_cfg): Initialize/finalize locators.
7926 * expr.c (expand_expr_real): Update.
7927 * cfglayout.c (line_locators_locs, line_locators_lines,
7928 file_locators_locs, file_locators_files): Remove.
7929 (set_block_levels): Move to cfgexpand.c.
7930 (insn_locators_initialize): Remove.
7931 (pass_insn_locators_initialize): Remove.
7932 (locations_locators_locs, locations_locators_vals): New static vars.
7933 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7935 (insn_locators_alloc, insn_locators_finalize,
7936 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7938 (locator_location): New.
7939 (locator_line, locator_file): Rewrite.
7940 * rtl.h (emit_line_note): Kill.
7941 (insn_locators_alloc, insn_locators_finalize,
7942 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7944 * tree-inline.c (initialize_cfun): Do not initialize
7945 ib_boundaries_block.
7946 * passes.c (pass_insn_locators_initialize): Remove.
7948 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
7950 * doc/invoke.texi: Removed leading '-' from option index entries.
7952 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
7954 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
7956 (create_phi_node): Use set_phi_nodes.
7957 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
7958 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
7959 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
7960 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
7961 (bsi_start, bsi_last): Use bb_stmt_list.
7962 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
7963 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
7964 Traverse the statements using tsi iterator.
7965 * basic-block.h (struct basic_block_def): Fields stmt_list
7966 and phi_nodes moved to ...
7967 (struct tree_bb_info): ... new structure.
7968 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
7969 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
7970 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
7971 (tree_verify_flow_info): Verify that il.tree is not set for
7972 entry and exit block.
7973 (tree_split_block): Use set_bb_stmt_list.
7975 2007-04-23 Mike Stump <mrs@apple.com>
7977 * config/i386/i386.c (ix86_tune_features
7978 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
7981 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
7983 * config/i386/i386.md (prefix_extra): New attribute.
7984 (length): Add prefix_extra.
7986 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
7987 (sse2_movntv2di): Likewise.
7988 (sse2_cvtps2dq): Likewise.
7989 (sse2_cvtpd2pi): Likewise.
7990 (sse2_cvttpd2pi): Likewise.
7991 (*sse2_cvtpd2ps): Likewise.
7992 (*add<mode>3): Likewise.
7993 (sse2_ssadd<mode>3): Likewise.
7994 (sse2_usadd<mode>3): Likewise.
7995 (*sub<mode>3): Likewise.
7996 (sse2_sssub<mode>3): Likewise.
7997 (sse2_ussub<mode>3): Likewise.
7998 (*mulv8hi3): Likewise.
7999 (*smulv8hi3_highpart): Likewise.
8000 (*umulv8hi3_highpart): Likewise.
8001 (sse2_umulv2siv2di3): Likewise.
8002 (sse2_pmaddwd): Likewise.
8003 (ashr<mode>3): Likewise.
8004 (lshr<mode>3): Likewise.
8005 (ashl<mode>3): Likewise.
8006 (sse2_ashlti3): Likewise.
8007 (sse2_lshrti3): Likewise.
8008 (*umaxv16qi3): Likewise.
8009 (*smaxv8hi3): Likewise.
8010 (*uminv16qi3): Likewise.
8011 (*sminv8hi3): Likewise.
8012 (sse2_eq<mode>3): Likewise.
8013 (sse2_gt<mode>3): Likewise.
8014 (*and<mode>3): Likewise.
8015 (sse2_nand<mode>3): Likewise.
8016 (*ior<mode>3): Likewise.
8017 (*xor<mode>3): Likewise.
8018 (sse2_packsswb): Likewise.
8019 (sse2_packssdw): Likewise.
8020 (sse2_packuswb): Likewise.
8021 (sse2_punpckhbw): Likewise.
8022 (sse2_punpcklbw): Likewise.
8023 (sse2_punpckhwd): Likewise.
8024 (sse2_punpcklwd): Likewise.
8025 (sse2_punpckhdq): Likewise.
8026 (sse2_punpckldq): Likewise.
8027 (sse2_punpckhqdq): Likewise.
8028 (sse2_punpcklqdq): Likewise.
8029 (*sse2_pinsrw): Likewise.
8030 (*sse2_pextrw): Likewise.
8031 (sse2_pshufd_1): Likewise.
8032 (sse2_uavgv16qi3): Likewise.
8033 (sse2_uavgv8hi3): Likewise.
8034 (sse2_psadbw): Likewise.
8035 (sse2_pmovmskb): Likewise.
8036 (*sse2_maskmovdqu): Likewise.
8037 (*sse2_maskmovdqu_rex64): Likewise.
8038 (sse4a_extrqi): Likewise.
8039 (sse4a_extrq): Likewise.
8040 (sse3_lddqu): Set prefix_rep.
8041 (sse3_addsubv4sf3): Likewise.
8042 (sse3_haddv4sf3): Likewise.
8043 (sse3_hsubv4sf3): Likewise.
8044 (sse_cvtss2si): Likewise.
8045 (sse_cvtss2si_2): Likewise.
8046 (sse_cvtss2siq): Likewise.
8047 (sse_cvtss2siq_2): Likewise.
8048 (sse_cvttss2si): Likewise.
8049 (sse_cvttss2siq): Likewise.
8050 (sse2_cvttps2dq): Likewise.
8051 (sse3_movshdup): Likewise.
8052 (sse3_movsldup): Likewise.
8053 (sse2_cvtsd2si): Likewise.
8054 (sse2_cvtsd2si_2): Likewise.
8055 (sse2_cvtsd2siq): Likewise.
8056 (sse2_cvtsd2siq_2): Likewise.
8057 (sse2_cvttsd2si): Likewise.
8058 (sse2_cvttsd2siq): Likewise.
8059 (*sse2_cvtpd2dq): Likewise.
8060 (*sse2_cvttpd2dq): Likewise.
8061 (sse2_pshuflw_1): Likewise.
8062 (sse2_pshufhw_1): Likewise.
8063 (sse4a_insertqi): Likewise.
8064 (sse4a_insertq): Likewise.
8065 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
8066 (ssse3_phadddv4si3): Likewise.
8067 (ssse3_phaddswv8hi3): Likewise.
8068 (ssse3_phsubwv8hi3): Likewise.
8069 (ssse3_phsubdv4si3): Likewise.
8070 (ssse3_phsubswv8hi3): Likewise.
8071 (ssse3_pmaddubswv8hi3): Likewise.
8072 (ssse3_pmulhrswv8hi3): Likewise.
8073 (ssse3_pshufbv16qi3): Likewise.
8074 (ssse3_psign<mode>3): Likewise.
8075 (ssse3_palignrti): Likewise.
8076 (abs<mode>2): Likewise.
8077 (ssse3_phaddwv4hi3): Set prefix_extra.
8078 (ssse3_phadddv2si3): Likewise.
8079 (ssse3_phaddswv4hi3): Likewise.
8080 (ssse3_phsubwv4hi3): Likewise.
8081 (ssse3_phsubdv2si3): Likewise.
8082 (ssse3_phsubswv4hi3): Likewise.
8083 (ssse3_pmaddubswv4hi3): Likewise.
8084 (ssse3_pmulhrswv4hi3): Likewise.
8085 (ssse3_pshufbv8qi3): Likewise.
8086 (ssse3_psign<mode>3): Likewise.
8087 (ssse3_palignrdi): Likewise.
8088 (abs<mode>2): Likewise.
8089 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
8090 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
8091 (sse2_pmovmskb): Set mode to SI instead of V2DF.
8093 2007-04-23 Nick Clifton <nickc@redhat.com>
8095 * params.def: Fix formatting of emacs local variables.
8097 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
8099 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
8100 move if inter-unit move isn't allowed.
8101 Don't split moving the first element of V2DI to DI to inter-unit
8102 move if inter-unit move isn't allowed.
8104 2007-04-23 Richard Guenther <rguenther@suse.de>
8106 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
8107 and CDI_POST_DOMINATORS separately.
8109 2007-04-23 Nick Clifton <nickc@redhat.com>
8111 * c.opt (Wformat-contains-nul): Add warning attribute.
8113 2007-04-23 Jan Hubicka <jh@suse.cz>
8115 * function.c (init_function_start): Don't init line number info.
8116 (expand_function_end): Update.
8117 (reset_block_changes, record_block_change, finalize_block_changes,
8118 check_block_change, free_block_changes): Kill.
8119 * function.h (reset_block_changes, record_block_change,
8120 finalize_block_changes, check_block_change, free_block_changes):
8122 (struct function): Remove ib_boundaries_block.
8123 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
8124 Use curr_insn_locator to initialize locator.
8125 (emit_line_note): Remove.
8126 * cfgexpand.c (expand_gimple_cond_expr): Update.
8127 (construct_exit_block): Likewise.
8128 (tree_expand_cfg): Initialize/finalize locators.
8129 * expr.c (expand_expr_real): Update.
8130 * cfglayout.c (line_locators_locs, line_locators_lines,
8131 file_locators_locs, file_locators_files): Remove.
8132 (set_block_levels): Move to cfgexpand.c.
8133 (insn_locators_initialize): Remove.
8134 (pass_insn_locators_initialize): Remove.
8135 (locations_locators_locs, locations_locators_vals): New static vars.
8136 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
8138 (insn_locators_alloc, insn_locators_finalize,
8139 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8141 (locator_location): New.
8142 (locator_line, locator_file): Rewrite.
8143 * rtl.h (emit_line_note): Kill.
8144 (insn_locators_alloc, insn_locators_finalize,
8145 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8147 * tree-inline.c (initialize_cfun): Do not initialize
8148 ib_boundaries_block.
8149 * passes.c (pass_insn_locators_initialize): Remove.
8151 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
8154 * expr.c (reduce_to_bit_field_precision): Handle
8157 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
8159 PR tree-optimization/24659
8160 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
8161 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
8162 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
8163 * genopinit.c (optabs): Rename vec_pack_mod_optab
8164 to vec_pack_trunc_optab.
8165 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
8166 early for scalar floating point operands for NOP_EXPR.
8167 (vectorizable_type_promotion): Ditto.
8168 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
8169 vec_pack_trunc_optab.
8170 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
8172 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
8173 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
8174 Rename from VEC_PACK_MOD_EXPR.
8175 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
8176 * expr.c (expand_expr_real_1): Ditto.
8177 * tree-inline.c (estimate_num_insns_1): Ditto.
8178 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
8180 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
8181 (vec_unpacks_lo_v4sf): Ditto.
8182 (vec_pack_trunc_v2df): Ditto.
8183 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
8184 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
8185 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
8187 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
8189 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
8191 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
8192 Rename from VEC_PACK_MOD_EXPR. This expression also represent
8193 packing of floating point operands.
8194 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
8195 represent unpacking of floating point operands.
8196 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
8197 [vec_unpacks_hi]: Ditto.
8198 [vec_unpacks_lo]: Ditto.
8200 2007-04-22 Jan Hubicka <jh@suse.cz>
8202 * final.c (rest_of_handle_final): Call
8203 targetm.asm_out.constructor/targetm.asm_out.destructor
8204 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
8205 proper priority via decl_*_priority_insert.
8206 * c-common.c (c_expand_body): Likewise.
8208 2007-04-22 Richard Guenther <rguenther@suse.de>
8210 PR tree-optimization/29789
8211 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
8212 (rewrite_reciprocal): New helper split out from
8213 determine_invariantness_stmt.
8214 (rewrite_bittest): Likewise.
8215 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
8216 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
8219 2007-04-22 Revital Eres <eres@il.ibm.com>
8221 * loop-unroll.c (var_to_expand): New field to support also
8222 insns of the form x = something + x.
8223 (analyze_insn_to_expand_var): Use it.
8224 (expand_var_during_unrolling): Likewise.
8226 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
8228 * predict.c: Include pointer-set.h.
8229 (bb_predictions): New variable.
8230 (tree_predicted_by_p, tree_predict_edge,
8231 remove_predictions_associated_with_edge): Use bb_predictions map
8232 instead of bb->predictions.
8233 (clear_bb_predictions, assert_is_empty): New functions.
8234 (combine_predictions_for_bb): Use bb_predictions map. Call
8235 clear_bb_predictions.
8236 (tree_estimate_probability): Create and free bb_predictions map.
8237 * Makefile.in (predict.o): Add pointer-set.h dependency.
8238 * basic-block.h (struct basic_block_def): Remove predictions
8240 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
8242 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
8245 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
8248 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8250 * timevar.c (timevar_print): Change reference of --disable-checking to
8251 --enable-checking=release. Also warn if assert checking is disabled.
8253 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8256 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
8257 decl as addressable if the compound literal was marked as
8259 Mark the decl as a gimple register if it is a complex or
8260 vector decl and does not live in memory.
8262 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8264 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
8265 (GENERIC_NEXT): New function macro.
8266 (PHI_CHAIN): Use phi_node's new chain variable.
8267 (tree_phi_node): Change tree_common to tree_base
8268 and add the chain field.
8269 * tree-phinodes.c (make_phi_node): Don't set
8270 TREE_TYPE on the new node.
8271 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
8272 instead of checking GIMPLE_TUPLE_P in chain_next.
8273 * tree-vect-transform.c
8274 (get_initial_def_for_induction): Look at
8275 PHI_RESULT_TREE for the type of the phi node.
8276 (update_vuses_to_preheader): Use PHI_CHAIN
8277 instead of TREE_CHAIN on the phi node.
8278 * tree-ssa-structalias.c (compute_points_to_sets):
8280 (ipa_pta_execute): Likewise.
8282 2007-04-21 Richard Guenther <rguenther@suse.de>
8285 * fold-const.c (fold_unary): Call fold_convert_const on the
8288 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
8290 * gcse.c (store_killed_in_insn): Handle PARALLELs.
8291 (store_killed_in_pat): New.
8293 2007-04-20 Richard Henderson <rth@redhat.com>
8296 * config/i386/i386.c (type_has_variadic_args_p): Look for any
8297 TREE_LIST with a void_type_node value, not void_list_node exactly.
8299 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
8301 * doc/standards.texi: Re-arrange into language-specific
8302 subsections. Add a C++ section, documenting which standards we
8305 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
8307 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
8308 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
8310 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
8312 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
8313 ecrti.o and crtbegin.o.
8314 (LIB_DEFAULT_SPEC): Include -lc.
8315 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
8317 2007-04-20 Richard Henderson <rth@redhat.com>
8320 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
8321 argument; update all callers.
8322 (get_unaligned_offset): New.
8323 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
8324 get_unaligned_address, just pass on the address directly.
8325 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
8326 the subreg in the helper patterns.
8327 (unaligned_extendqidi_le): Use get_unaligned_offset.
8328 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
8329 (unaligned_extendhidi_be): Likewise.
8330 (unaligned_extendhidi): Tidy.
8331 * config/alpha/alpha-protos.h: Update.
8333 2007-04-20 Richard Henderson <rth@redhat.com>
8335 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
8336 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
8337 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
8338 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8339 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8340 (CPP_SPEC): Don't include %(cpp_subtarget).
8341 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
8342 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8343 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
8345 2007-04-20 Jakub Jelinek <jakub@redhat.com>
8347 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
8348 for __builtin_ia32_cmpordss.
8350 PR tree-optimization/31632
8351 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
8352 and arg1 for optimizations of comparison against min/max values.
8353 Fold arg0 to arg1's type for optimizations of comparison against
8354 min+1 and max-1 values.
8356 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
8358 * reload.c (combine_reloads): When trying to use a dying register,
8359 check whether it's uninitialized and don't use if so.
8361 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
8363 * fold-const.c: Remove prototypes for native_encode_expr and
8364 native_interpret_expr.
8365 (native_encode_expr): Make non-static.
8366 (native_interpret_expr): Likewise.
8367 * tree.h: Add prototypes for the above.
8369 2007-04-19 Joseph Myers <joseph@codesourcery.com>
8371 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
8372 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
8373 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
8374 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
8375 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
8376 Add length attributes.
8378 2007-04-19 Janis Johnson <janis187@us.ibm.com>
8380 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
8383 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
8384 __STDC_WANT_DEC_FP__.
8386 2007-04-19 Joseph Myers <joseph@codesourcery.com>
8388 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
8389 for long double compatibility.
8390 * configure: Regenerate.
8392 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
8394 PR rtl-optimization/29841
8395 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
8397 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
8398 that may cause control flow transfer from being moved.
8400 2007-04-18 Jan Hubicka <jh@suse.cz>
8402 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
8405 2007-04-18 Eric Christopher <echristo@apple.com>
8407 * config/rs6000/darwin.md (load_macho_picbase): Use link register
8408 only. Update operands.
8409 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
8410 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
8411 link register to pic register.
8413 2007-04-18 Dirk Mueller <dmueller@suse.de>
8416 * tree-vrp.c (search_for_addr_array): New.
8417 (check_array_bounds): Suppress warning about
8418 address taken of array refs if its not de-referenced.
8420 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8422 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
8423 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
8425 * tree-vectorizer.h (NITERS_KNOWN_P): New.
8426 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
8427 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
8429 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
8431 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
8433 (vect_analyze_scalar_cycles): Fix indentation.
8434 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
8435 (vect_mark_relevant): Include phis in relevance analysis.
8437 * tree-vect-transform.c (vect_transform_loop): Add an assert.
8439 2007-04-18 Anatoly Sokolov <aesok@post.ru>
8441 * config/avr/avr.c (ptrreg_to_str): Replace error() with
8442 output_operand_lossage().
8444 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8446 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
8447 the unused code for reduction without adjust-in-epilog to simplify the
8450 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
8452 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
8453 (S390_TDC_NEGATIVE_ZERO): New constant.
8454 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
8455 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
8456 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
8457 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
8458 (S390_TDC_POSITIVE_INFINITY): New constant.
8459 (S390_TDC_NEGATIVE_INFINITY): New constant.
8460 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
8461 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
8462 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
8463 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
8464 (S390_TDC_INFINITY): New constant.
8465 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
8466 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
8467 optimization for UNSPEC_CCZ_TO_INT.
8468 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
8469 ("*ccz_to_int"): New insn.
8470 ("isinf<mode>2"): New insn.
8471 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
8472 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
8473 (UNSPEC_CCZ_TO_INT): New constant.
8475 2007-04-18 Richard Guenther <rguenther@suse.de>
8477 PR tree-optimization/19431
8478 PR tree-optimization/21463
8479 * tree-pass.h (pass_phiprop): Declare.
8480 * passes.c (init_optimization_passes): New phiprop pass.
8481 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
8482 (phivn_valid_p): New helper function.
8483 (phiprop_insert_phi): Likewise.
8484 (propagate_with_phi): Likewise.
8485 (tree_ssa_phiprop): New propagator propagating loads
8486 through phi nodes if profitable.
8488 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8490 * tree-vect-analyze.c (process_use): New function.
8491 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
8492 Check phis in all bbs.
8493 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
8496 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
8498 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
8501 2007-04-17 Anatoly Sokolov <aesok@post.ru>
8504 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
8507 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
8509 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
8511 (sse_vmmulv4sf3): Likewise.
8512 (sse2_vmaddv2df3): Likewise.
8513 (sse2_vmmulv2df3): Likewise.
8515 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
8517 PR rtl-optimization/31360
8518 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
8519 (target_reg_cost): New.
8520 (init_set_costs): Initialize target_reg_cost. Add comments
8521 regarding the rationale of the costs.
8522 (global_cost_for_size): Renamed to...
8523 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
8524 of register pressure.
8525 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
8526 estimate_reg_pressure_cost. Add number of ivs.
8527 (determine_set_costs): Dump target_reg_cost.
8528 * loop-invariant.c (gain_for_invariant): Use
8529 estimate_reg_pressure_cost. Removed n_inv_uses argument.
8530 (best_gain_for_invariant, find_invariants_to_move): Remove
8532 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
8533 (target_reg_cost): Declare.
8534 (global_cost_for_size): Declaration removed.
8535 (estimate_reg_pressure_cost): Declare.
8537 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
8539 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
8540 regnos into even/odd register pairs.
8541 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
8542 TDmode similar to the other floating point modes.
8543 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
8544 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
8546 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
8547 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
8548 (movdd_hardfloat64): Use TARGET_MFPGPR.
8550 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
8552 * reload1.c (delete_output_reload): Don't count output in n_inherited.
8555 2005-01-05 Richard Henderson <rth@redhat.com>
8557 * reload1.c (do_input_reload): Restrict the optimization deleteing
8558 a previous output reload to RELOAD_FOR_INPUT.
8560 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
8562 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
8563 induc_vec_info_type.
8564 (vectorizable_induction): New function declaration.
8565 * tree-vect-transform.c (get_initial_def_for_induction): No need to
8566 check if already vectorized. Find first place in BB where new stmts
8567 can be inserted. Takes only one argument.
8568 (vectorizable_induction): New function.
8569 (vect_transform_stmt): Add case for induc_vec_info_type to call
8570 vectorizable_induction.
8571 (vect_transform_loop): Consider phis for vectorization.
8572 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
8574 (analyze_operations): Call vectorizable_induction when analyzing phis.
8576 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
8577 (vect_mark_relevant): Include phis in relevance analysis.
8578 (vect_mark_stmts_to_be_vectorize): Likewise.
8579 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
8581 2007-04-16 Lawrence Crowl <crowl@google.com>
8583 * doc/invoke.texi (Debugging Options): Add documentation for the
8584 -femit-struct-debug options -femit-struct-debug-baseonly,
8585 -femit-struct-debug-reduced, and
8586 -femit-struct-debug-detailed[=...].
8588 * c-opts.c (c_common_handle_option): Add
8589 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
8590 and OPT_femit_struct_debug_detailed_.
8591 * c.opt: Add specifications for
8592 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
8593 and -femit-struct-debug-detailed[=...].
8594 * opts.c (set_struct_debug_option): Parse the
8595 -femit-struct-debug-... options.
8596 * opts.c (matches_main_base, main_input_basename,
8597 main_input_baselength, base_of_path, matches_main_base): Add
8598 variables and functions to compare header base name to compilation
8600 * opts.c (should_emit_struct_debug): Add to determine to emit a
8601 structure based on the option.
8602 (dump_struct_debug) Also disabled function to debug this
8604 * opts.c (handle_options): Save the base name of the
8607 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
8608 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
8609 This hook indicates if a type is generic. Set it by default
8611 * langhooks.h (struct lang_hooks_for_types): Add a new hook
8612 to determine if a struct type is generic or not.
8613 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
8614 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
8615 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
8618 * flags.h (enum debug_info_usage): Add an enumeration to describe
8619 a program's use of a structure type.
8620 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
8621 to indicate the program's usage of the type. Filter structs based
8622 on the -femit-struct-debug-... specification.
8623 (gen_type_die): Split into two routines, gen_type_die and
8624 gen_type_die_with_usage. gen_type_die is now a wrapper
8625 that assumes direct usage.
8626 (gen_type_die_with_usage): Replace calls to gen_type_die
8627 with gen_type_die_with_usage adding the program usage of
8628 the referenced type.
8629 (dwarf2out_imported_module_or_decl): Suppress struct debug
8630 information using should_emit_struct_debug when appropriate.
8632 2007-04-16 Ian Lance Taylor <iant@google.com>
8634 PR tree-optimization/31522
8635 * tree-vrp.c (vr_phi_edge_counts): New static variable.
8636 (vrp_initialize): Allocate vr_phi_edge_counts.
8637 (vrp_visit_phi_node): Don't push to infinity if we saw a new
8638 executable edge. Drop test for all constants.
8639 (vrp_finalize): Free vrp_phi_edge_counts.
8641 * doc/cpp.texi (Common Predefined Macros): Clarify description of
8642 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
8644 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
8645 predecessors at head rather than tail.
8647 2007-04-16 Matthias Klose <doko@debian.org>
8649 * config/alpha/linux.h (CPP_SPEC): Define.
8650 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
8652 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
8654 * function.h: Remove sequence_stack extern declaration.
8656 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
8658 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
8660 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
8663 2007-04-16 Anatoly Sokolov <aesok@post.ru>
8665 * config/avr/avr.c (avr_arch_types): Rearranging array.
8666 (enum avr_arch): Add.
8667 (avr_mcu_types): Use avr_arch enumeration constants instead of
8669 * config/avr/avr.h (LINK_SPEC): Simplify.
8671 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
8673 * config/m68k/m68k.c (m68k_libcall_value,
8674 m68k_function_value): Use macros for register names more.
8676 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
8678 (M68K_REGNAME): Use A6_REG.
8679 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
8681 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8684 * sched-int.h (struct deps): Split field 'pending_lists_length' into
8685 'pending_read_list_length' and 'pending_write_list_length'. Update
8687 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
8688 to handle two length counters instead of one. Update all uses.
8689 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
8690 two length counters instead of one.
8691 * sched-rgn.c (propagate_deps): Update to handle two length counters
8694 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
8697 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
8698 copy of source, pass it to ix86_expand_vector_set and return
8701 2007-04-16 David Ung <davidu@mips.com>
8702 Joseph Myers <joseph@codesourcery.com>
8704 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
8705 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
8706 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
8707 Add 74K processor information.
8708 * config/mips/mips.md: Include 74k.md.
8709 (cpu): Add 74kc,74kf,74kx.
8710 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
8711 * config/mips/74k.md: New.
8712 * doc/invoke.texi (MIPS Options): Document 74K support.
8714 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
8716 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
8717 vectorizable_* functions.
8718 * tree-vect-transform.c (vectorizable_call): Add check for
8719 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
8720 (vectorizable_store): likewise.
8721 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
8723 (vectorizable_operation, vectorizable_type_demotion): Likewise.
8724 (vectorizable_type_promotion, vectorizable_load): Likewise.
8725 (vectorizable_live_operation, vectorizable_condition): Likewise.
8726 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
8728 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
8730 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8732 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
8733 register numbers more.
8734 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
8735 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
8736 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
8737 FUNCTION_VALUE_REGNO_P): Likewise.
8738 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
8739 STATIC_CHAIN_REGNUM): Likewise.
8740 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
8741 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
8742 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
8743 * config/m68k/m68k.md (FP_REG): New.
8745 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8747 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
8750 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8752 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
8753 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
8756 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8758 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
8761 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
8764 * c-decl.c (finish_decl): Grab the type of the decl after the call
8765 to store_init_value.
8767 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
8769 * common.opt (fforward-propagate): Fix "Optimization" annotation.
8771 2007-04-14 Jakub Jelinek <jakub@redhat.com>
8774 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
8775 dominators, post dominators and cleanup cfg before returning.
8777 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
8779 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
8780 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
8782 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
8784 * config.gcc: Recognize fido.
8785 * config/m68k/m68k-devices.def (fidoa): New.
8786 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
8788 (FL_FIDOA, TARGET_FIDOA): New.
8789 * config/m68k/m68k.opt (mfidoa): New.
8791 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8794 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
8795 when a personality function is used.
8797 2007-04-13 Bob Wilson <bob.wilson@acm.org>
8799 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
8801 2007-04-13 Mike Stump <mrs@apple.com>
8803 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
8805 * config/darwin.opt (fapple-kext): Make C++ only.
8806 * config/darwin.c (darwin_override_options): Remove code to ensure
8807 -fapple-kext is given for C++ only.
8809 2007-04-13 Richard Sandiford <richard@codesourcery.com>
8811 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
8812 * config/mips/mips.c (override_options): Call
8813 SUBTARGET_OVERRIDE_OPTIONS, if defined.
8815 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
8817 * config/i386/i386.opt (msvr3-shlib): Removed.
8819 * doc/invoke.texi: Remove -msvr3-shlib.
8821 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
8823 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
8824 with "popcnt" instruction.
8826 2007-04-13 Richard Guenther <rguenther@suse.de>
8828 PR tree-optimization/21258
8829 * tree-vrp.c (compare_case_labels): New helper.
8830 (find_switch_asserts): New function.
8831 (find_assert_locations): Call it for SWITCH_EXPRs.
8833 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
8835 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
8836 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
8837 check is now implied in X87_FLOAT_MODE_P.
8838 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
8839 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
8840 (fix_trunc<mode>_i386_fisttp): Ditto.
8841 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
8842 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
8843 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
8844 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
8845 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
8846 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
8847 (unnamed_splitters): Ditto.
8848 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
8849 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
8850 FIRST_SSE_REG for local functions when SSE math is enabled or
8851 for functions with sseregparm attribute.
8852 (standard_80387_constant_p): Return -1 if mode is not
8854 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
8855 (ix86_expand_compare): Ditto.
8856 (ix86_expand_carry_flag_compare): Ditto.
8857 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
8858 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
8859 DECIMAL_FLOAT_MODE_P.
8860 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
8861 of SCALAR_FLOAT_MODE_P.
8862 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
8863 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
8864 checks before FLOAT_MODE_P.
8865 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
8866 before FLOAT_MODE_P.
8871 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
8873 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
8874 Charles Wilson <libtool@cwilson.fastmail.fm>
8876 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
8877 (libgcc.mvars): Don't depend on them.
8878 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
8879 * exec-tool.in: New.
8881 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
8883 * doc/invoke.text (--help): Document --help=common.
8885 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
8887 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
8889 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8891 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
8892 * genemit.c (main): Emit #include "integrate.h".
8893 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
8894 (LOADGP_RTP): New mips_loadgp_style.
8895 * config/mips/mips.h: Include config/vxworks-dummy.h.
8896 (TARGET_RTP_PIC): New macro.
8897 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
8898 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
8899 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
8901 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
8902 -mvxworks-pic when using -mrtp and a PIC option.
8903 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
8905 (mips_symbolic_constant_p, mips_symbolic_address_p)
8906 (mips_symbol_insns): Handle SYMBOL_HALF.
8907 (override_options): Warn about -G and -mrtp being used together.
8908 Initialize mips_lo_relocs[SYMBOL_HALF].
8909 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
8910 (mips_emit_loadgp): Handle LOADGP_RTP.
8911 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
8912 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
8913 (tablejump): Handle function-relative case table entries if
8915 * config/mips/predicates.md (symbol_ref_operand): New predicate.
8917 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8919 * config/mips/mips.md (load_call<mode>): Allow any general register.
8921 (sibcall_value_internal, sibcall_value_multiple_internal)
8922 (call_value_internal, call_value_split, call_value_multiple_internal)
8923 (call_value_multiple_split): Remove constraints from operand 0.
8925 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8927 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
8928 rather than loadgp_noshared.
8929 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
8930 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
8932 * config/mips/mips.md (loadgp): Rename to...
8933 (loadgp_newabi): ...this.
8934 (loadgp_noshared): Rename to...
8935 (loadgp_absolute): ...this.
8937 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8939 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
8940 false for locally-binding symbols.
8941 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
8943 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8945 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
8946 (SYMBOL_GOT_PAGE_OFST): ...this.
8947 (SYMBOL_GOT_GLOBAL): Rename to...
8948 (SYMBOL_GOT_DISP): ...this.
8949 (SYMBOL_GOTOFF_GLOBAL): Rename to...
8950 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
8951 * config/mips/mips.c (mips_global_symbol_p): New function.
8952 (mips_symbol_binds_local_p): Likewise.
8953 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
8954 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
8955 mips_global_symbol_p and mips_symbol_binds_local_p.
8956 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
8957 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
8958 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
8960 (mips_ok_for_lazy_binding_p): New function.
8961 (mips_load_call_address, mips_expand_call): Use it.
8962 (mips_dangerous_for_la25_p): Likewise.
8963 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
8964 (*got_disp<mode>): Use got_disp_operand instead of
8965 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
8966 SYMBOL_GOTOFF_GLOBAL.
8967 (*got_page<mode>): Use got_page_ofst_operand instead of
8969 * config/mips/predicates.md (const_call_insn_operand): Use
8970 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
8971 (global_got_operand): Rename to...
8972 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
8974 (local_got_operand): Rename to...
8975 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
8976 of SYMBOL_GOT_LOCAL.
8978 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8980 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
8981 TARGET_CALL_CLOBBERED_GP.
8982 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8983 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
8984 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
8985 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
8986 of TARGET_ABICALLS && !TARGET_NEWABI.
8987 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8988 * config/mips/mips.c (mips_load_call_address): Check
8989 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
8990 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8991 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
8992 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
8993 TARGET_ABICALLS && TARGET_NEWABI.
8994 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
8996 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
8997 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
8998 TARGET_ABICALLS && TARGET_NEWABI.
8999 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
9000 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
9001 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
9002 whether indirect calls must use $25.
9003 (mips_extra_live_on_entry): Check TARGET_GOT instead of
9005 * config/mips/mips.md (jal_macro): Check flag_pic and
9006 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
9007 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
9008 instead of TARGET_ABICALLS.
9009 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
9010 TARGET_ABICALLS && TARGET_OLDABI.
9011 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
9012 (sibcall): In the comment above the define_insn, mention
9013 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
9014 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
9015 instead of TARGET_ABICALLS.
9017 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
9019 * doc/md.texi (Blackfin family constraints): Document PA and PB.
9020 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
9021 (MACFLAGS_MATCH_P): New macro.
9022 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
9023 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
9024 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
9025 the other MACFLAG constants.
9026 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
9027 (flag_machi): Tighten constraints. Renumber some of the operands.
9028 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
9030 (flag_machi_parts_acconly): New pattern.
9031 (flag_macinithi): Tighten constraints. Allow any accumulator to be
9033 (flag_macinit1hi): Tighten constraints.
9034 (flag_mul_macv2hi_parts_acconly): New pattern.
9036 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
9037 Use a more efficient implementation.
9038 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
9039 inline sequences when not optimizing for size.
9041 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
9042 movhi_high2low): Delete, merge functionality into...
9043 (packv2hi): ... this pattern.
9045 2007-02-11 Jie Zhang <jie.zhang@analog.com>
9046 * config/bfin/bfin.opt (msim): New option.
9047 (mcpu=): New option.
9048 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
9049 (bfin_cpu_t): Typedef of enum bfin_cpu.
9050 (bfin_cpu_type): New declaration.
9051 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
9052 -msim and -mcpu= options.
9053 (LIB_SPEC): Likewise.
9054 * config/bfin/bfin.c (bfin_cpu_type): Define.
9055 (bfin_handle_option): Handle -mcpu= option.
9056 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
9057 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
9058 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
9060 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9062 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
9063 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
9064 (powerpc-wrs-vxworksae): Use ${tm_file}.
9065 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
9066 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
9067 * config/i386/vx-common.h: New file.
9069 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9071 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
9074 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
9076 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
9079 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
9083 * c-common.c (c_build_qualified_type): Set canonical type
9086 2007-04-12 Richard Guenther <rguenther@suse.de>
9088 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
9089 lower bound and element size if lower bound is not zero
9090 or either of the ARRAY_REF operands is set.
9092 2007-04-12 Richard Guenther <rguenther@suse.de>
9094 PR tree-optimization/24689
9095 PR tree-optimization/31307
9096 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
9098 * gimplify.c (canonicalize_addr_expr): To be consistent with
9099 gimplify_compound_lval only set operands two and three of
9100 ARRAY_REFs if they are not gimple_min_invariant. This makes
9101 it never at this place.
9102 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
9104 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9106 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
9107 null before emitting a .nsubspa directive.
9109 2007-04-11 Diego Novillo <dnovillo@redhat.com>
9111 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
9112 need_to_partition_p if there are no memory statements in the
9115 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
9117 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
9118 (gcd_of_steps_may_divide_p): New function.
9119 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
9121 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
9123 * reload.c (find_reloads_toplev, find_reloads_address,
9124 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
9125 not a pointer equality test, to decide if we need to call
9126 push_reg_equiv_alt_mem.
9128 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
9130 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
9131 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
9133 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
9135 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
9137 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
9138 vector to be positive.
9140 2007-04-11 Diego Novillo <dnovillo@redhat.com>
9144 * doc/invoke.texi: Document --params max-aliased-vops and
9146 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
9147 debug_memory_partitions): Move to tree-flow.h
9148 * params.h (AVG_ALIASED_VOPS): Define.
9149 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
9151 (mp_info_t): Likewise.
9152 (get_mem_sym_stats_for): New.
9153 (set_memory_partition): Move from tree-flow-inline.h.
9154 (mark_non_addressable): Only clear the set of symbols for the
9155 partition if it exists.
9156 (dump_memory_partitions): Move from tree-ssa-operands.c
9157 (debug_memory_partitions): Likewise.
9158 (need_to_partition_p): New.
9159 (dump_mem_ref_stats): New.
9160 (debug_mem_ref_stats): New.
9161 (dump_mem_sym_stats): New.
9162 (debug_mem_sym_stats): New.
9163 (update_mem_sym_stats_from_stmt): New.
9164 (compare_mp_info_entries): New.
9165 (mp_info_cmp): Call it.
9166 (sort_mp_info): Change argument to a list of mem_sym_stats_t
9168 (get_mpt_for): Move from tree-ssa-operands.c.
9169 (find_partition_for): New.
9170 (create_partition_for): Remove.
9171 (estimate_vop_reduction): New.
9172 (update_reference_counts): New.
9173 (build_mp_info): New.
9174 (compute_memory_partitions): Refactor.
9175 Document new heuristic.
9176 Call build_mp_info, update_reference_counts,
9177 find_partition_for and estimate_vop_reduction.
9178 (compute_may_aliases): Populate virtual operands before
9179 calling debugging dumps.
9180 (delete_mem_sym_stats): New.
9181 (delete_mem_ref_stats): New.
9182 (init_mem_ref_stats): New.
9183 (init_alias_info): Call it.
9184 (maybe_create_global_var): Remove alias_info argument.
9185 Get number of call sites and number of pure/const call sites
9186 from gimple_mem_ref_stats().
9187 (dump_alias_info): Call dump_memory_partitions first.
9188 (dump_points_to_info_for): Show how many times a pointer has
9190 * opts.c (decode_options): For -O2 set --param
9191 max-aliased-vops to 500.
9192 For -O3 set --param max-aliased-vops to 1000 and --param
9193 avg-aliased-vops to 3.
9194 * fortran/options.c (gfc_init_options): Remove assignment to
9196 * tree-flow-inline.h (gimple_mem_ref_stats): New.
9197 * tree-dfa.c (dump_variable): Dump memory reference
9199 Dump NO_ALIAS* settings.
9200 (referenced_var_lookup): Tidy.
9201 (mem_sym_stats): New.
9202 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
9203 and ORIG are different SSA names for a memory partition.
9204 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
9205 * tree-flow.h (struct mem_sym_stats_d): Define.
9206 (mem_sym_stats_t): Define.
9207 (struct mem_ref_stats_d): Define.
9208 (struct gimple_df): Add field mem_ref_stats.
9209 (enum noalias_state): Define.
9210 (struct var_ann_d): Add bitfield noalias_state.
9211 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
9212 debug_mem_ref_stats, debug_memory_partitions,
9213 debug_mem_sym_stats): Declare.
9214 * tree-ssa-structalias.c (update_alias_info): Update call
9215 sites, pure/const call sites and asm sites in structure
9216 returned by gimple_mem_ref_stats.
9217 Remove local variable IS_POTENTIAL_DEREF.
9218 Increase NUM_DEREFS if the memory expression is a potential
9220 Call update_mem_sym_stats_from_stmt.
9221 If the memory references memory, call
9222 update_mem_sym_stats_from_stmt for all the direct memory
9223 symbol references found.
9224 (intra_create_variable_infos): Set noalias_state field for
9225 pointer arguments according to the value of
9226 flag_argument_noalias.
9227 * tree-ssa-structalias.h (struct alias_info): Remove fields
9228 num_calls_found and num_pure_const_calls_found.
9229 (update_mem_sym_stats_from_stmt): Declare.
9230 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
9231 Set default value to 100.
9232 (PARAM_AVG_ALIASED_VOPS): Define.
9234 2007-04-11 Richard Guenther <rguenther@suse.de>
9237 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
9238 a * -b + c as c - a * b if we honor sign dependent rounding.
9240 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
9242 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
9244 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
9245 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
9247 (initialize_trampoline): Don't use old-style function definition.
9248 (bfin_secondary_reload): Mark IN_P argument as unused.
9250 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
9252 PR tree-optimization/31343
9253 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
9254 (build_polynomial_chrec): Return a scalar when the evolution is zero.
9255 * testsuite/gcc.dg/vect/pr31343.c: New.
9257 2007-04-10 Eric Christopher <echristo@apple.com>
9259 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
9260 * config/i386/i386.md (*cmpfp0): Use.
9261 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
9262 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
9263 (fix_trunc<mode>_i386_fisttp): Ditto.
9264 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
9265 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
9266 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
9267 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
9268 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
9269 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
9270 (unnamed_splitters): Ditto.
9271 * config/i386/i386.c (output_fix_trunc): Assert that
9272 we're not being passed a TFmode operand.
9274 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
9276 PR tree-optimization/31526
9277 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
9278 n_basic_blocks to find newly added blocks.
9280 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
9282 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
9284 (fix_trunc<mode>si_sse): Ditto.
9285 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
9286 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
9287 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
9288 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
9289 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
9290 expander using SSEMODEF mode macro.
9291 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
9292 expander using SSEMODEF mode macro.
9293 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
9294 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
9295 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
9296 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
9297 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
9298 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
9299 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
9300 Macroize insn using X87MODEF mode macro.
9302 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
9304 * config/i386/sse.md (sse2_pinsrw): Removed.
9305 (sse2_pextrw): Renamed to ...
9306 (*sse2_pextrw): This.
9308 2007-04-09 Jan Hubicka <jh@suse.cz>
9311 * config/i386/sse.md
9312 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
9313 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
9314 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
9315 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
9317 2007-04-09 Jan Hubicka <jh@suse.cz>
9319 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
9320 multiple fields of union.
9322 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
9324 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
9325 (create_preheaders): Check that loops are available.
9326 (fix_loop_structure): Clean up, improve comments.
9327 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
9328 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
9330 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
9331 * predict.c (tree_estimate_probability): Do not call
9332 calculate_dominance_info. Call create_preheaders.
9333 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
9334 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
9336 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
9337 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
9338 * tree-cfg.c (tree_split_edge): Make an assert more precise.
9339 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
9342 2007-04-08 Jan Hubicka <jh@suse.cz>
9344 * tree.h (maybe_fold_offset_to_component_ref): Declare.
9345 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
9346 * fold-const.c (fold_unary): Use it.
9348 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
9350 * varasm.c (assemble_variable): Remove call to
9351 lang_hooks.decls.prepare_assemble_variable.
9352 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
9353 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
9354 * langhooks.h (lang_hooks_for_decls): Remove
9355 prepare_assemble_variable.
9357 2007-04-08 Mike Stump <mrs@apple.com>
9359 * config/i386/i386.c: Use inc/dec on Core2.
9361 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
9363 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
9364 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
9365 lhd_tree_inlining_end_inlining): Remove.
9366 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
9367 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
9369 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
9370 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
9371 lhd_tree_inlining_end_inlining): Remove prototypes.
9372 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
9373 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
9374 LANG_HOOKS_TREE_INLINING_START_INLINING,
9375 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
9377 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
9380 2007-04-08 Anatoly Sokolov <aesok@post.ru>
9383 * config/avr/predicates.md (io_address_operand): Delete predicate.
9384 (low_io_address_operand): Don't use 'mode' argument.
9385 (higth_io_address_operand): Rename ...
9386 (high_io_address_operand): ... to this. Don't use 'mode' argument.
9387 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
9390 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
9392 Revert change removing staticp.
9394 2007-04-07 Anatoly Sokolov <aesok@post.ru>
9397 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
9400 2007-04-07 Bruce Korb <bkorb@gnu.org>
9402 * c.opt: Add -Wformat-contains-nul.
9403 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
9405 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
9406 the NUL byte warning.
9408 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
9410 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
9412 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
9414 * tree.c (staticp): No longer use staticp langhook.
9415 * langhooks.c (lhd_staticp): Removed.
9416 * langhooks.h (struct lang_hooks): Remove staticp.
9417 * c-common.c (c_staticp): Remove.
9418 * c-common.h (c_staticp): Ditto.
9419 * langhooks-defs.h (lhd_staticp): Ditto.
9420 (LHD_HOOKS_STATICP): Ditto
9421 * tree.h (gcc_assert_lowered): New macro.
9423 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
9425 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
9426 argument "reliable".
9427 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
9428 Add argument "reliable". Propagate it through calls.
9429 (infer_loop_bounds_from_undefined): Derive number of iterations
9430 estimates from references in blocks that do not dominate loop latch.
9431 (gcov_type_to_double_int): New function.
9432 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
9433 and expected_loop_iterations_unbounded.
9434 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
9435 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
9436 * tree-data-ref.c (estimated_loop_iterations): Export.
9437 (get_references_in_stmt): Fix -- do not return addresses of local
9439 * cfgloop.h (expected_loop_iterations_unbounded,
9440 estimated_loop_iterations): Declare.
9442 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
9444 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
9446 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
9448 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
9449 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
9450 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
9451 Use output_387_reg_move().
9452 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
9453 expander using X87MODEF12 mode macro.
9454 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
9455 choosing register preferences. Use output_387_reg_move().
9456 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
9457 instead of "x". Use output_387_reg_move().
9458 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
9459 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
9460 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
9461 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
9462 Use output_387_reg_move().
9463 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
9465 (*truncxf?f_i387 splitter): Ditto.
9467 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
9469 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
9470 LANG_HOOKS_SAFE_FROM_P.
9471 * expr.c (safe_from_p): Remove langhook call.
9472 * langhooks.h (lang_hooks): Remove safe_from_p.
9473 (lhd_safe_from_p): Remove prototype.
9474 * langhooks.c (lhd_safe_from_p): Remove.
9476 2007-04-06 Jan Hubicka <jh@suse.cz>
9478 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
9481 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
9483 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
9484 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
9485 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
9486 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
9488 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
9489 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
9491 2007-04-05 Richard Henderson <rth@redhat.com>
9493 * config/alpha/alpha.c (print_operand) [+]: Remove.
9494 (alpha_end_function): Print nop if call at end of function.
9495 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
9496 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
9497 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
9498 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
9499 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
9500 the call pattern. Update peepholes to match.
9502 2007-04-05 Janis Johnson <janis187@us.ibm.com>
9504 * doc/extend.texi (Other Builtins): Add decimal float variants
9506 * builtins.def: Ditto.
9507 * builtins.c (expand_builtin): Ditto.
9509 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
9510 H.J. Lu <hongjiu.lu@intel.com>
9513 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
9514 of V8HImode when calling ix86_binary_operator_ok.
9515 (sse2_pmaddwd): Call ix86_binary_operator_ok.
9516 (sdot_prodv8hi): Operands 1 and 2 must be register.
9518 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
9520 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
9521 initialize align to silence bogus warning.
9523 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
9526 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
9528 (struct sra_walk_fns): Remove use_all parameter from use.
9529 (sra_hash_tree): Handle BIT_FIELD_REFs.
9530 (sra_elt_hash): Don't hash bitfld blocks.
9531 (sra_elt_eq): Skip them in parent compares as well. Handle
9533 (sra_walk_expr): Don't maintain or pass down use_all_p.
9534 (scan_use): Remove use_all parameter.
9535 (scalarize_use): Likewise. Re-expand assignment to
9536 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
9537 output, and re-scalarize after output. Don't mark anything
9539 (scalarize_ldst): Adjust.
9540 (scalarize_walk_gimple_modify_statement): Likewise.
9541 (build_element_name_1): Handle BIT_FIELD_REFs.
9542 (instantiate_element): Don't warn for any element whose parent
9544 (instantiate_missing_elements_1): Return the sra_elt.
9545 (canon_type_for_field): New.
9546 (try_instantiate_multiple_fields): New.
9547 (instantiate_missing_elemnts): Use them.
9548 (mark_no_warning): Removed.
9549 (generate_one_element_ref): Handle BIT_FIELD_REFs.
9550 (REPLDUP, sra_build_elt_assignment): New.
9551 (generate_copy_inout): Use them.
9552 (generate_element_copy): Likewise. Handle bitfld differences.
9553 (generate_element_zero): Don't recurse for blocks. Use
9554 sra_build_elt_assignment.
9555 (generate_one_element_int): Take elt instead of var. Use
9556 sra_build_elt_assignment.
9557 (generate_element_init_1): Adjust.
9558 (scalarize_use, scalarize_copy): Use REPLDUP.
9559 (scalarize_ldst): Move assert before dereference.
9560 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
9562 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
9564 * regmove.c: Fix unused variable warnings due to previous commit.
9566 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
9568 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
9569 (regmove_bb_head): Remove.
9570 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
9571 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
9572 problems with fixup_match_1.
9573 Don't initialize/free regmove_bb_head.
9575 (reg_is_remote_constant_p): If an insn is in the same basic block
9576 but not before INSN, consider it remote, too.
9578 2007-04-05 Anatoly Sokolov <aesok@post.ru>
9581 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
9582 DECL_ASSEMBLER_NAME, not the DECL_NAME.
9584 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
9586 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
9587 (CONDITIONAL_REGISTER_USAGE): Likewise.
9589 2007-04-04 Richard Henderson <rth@redhat.com>
9591 * config/alpha/lib1funcs.asm: Remove unused file.
9593 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9596 * opts.c (print_specific_help): Fix --help=<language>
9598 (common_handle_option): Support --help=common.
9600 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9603 * gcc.c (main): Do not run the linker if
9604 print_subprocess_help indicates that it shouldn't be
9607 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9610 * doc/invoke.texi (--help=): Document <languages> value, fix
9611 formatting in tables of values.
9613 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
9615 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
9616 dllimport attribute of virtual methods.
9618 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
9620 * config/score/crti.asm: Change _bss_start to __bss_start.
9621 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
9622 (OUTGOING_REG_PARM_STACK_SPACE) update.
9623 * config/score/score.opt: add options to make backend support
9624 score5, score5u, score7 and score7d.
9625 * config/score/score.md: Likewise.
9626 * config/score/misc.md: Likewise.
9627 * config/score/mac.md: Likewise.
9628 * doc/invoke.texi: Likewise.
9629 * doc/md.texi: update constraints define.
9631 2007-04-03 Richard Henderson <rth@redhat.com>
9633 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
9634 an appropriate type, use the mode instead.
9636 2007-04-03 Richard Sandiford <richard@codesourcery.com>
9638 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
9639 Set the default --with-arch setting to mips2.
9640 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
9641 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
9642 (MULTILIB_OSDIRNAMES): Delete.
9643 (MULTILIB_DIRNAMES): Define.
9644 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
9645 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
9646 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
9647 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
9648 VXWORKS_OS_CPP_BUILTINS.
9649 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
9650 (MIPS_DEBUGGING_INFO): Undefine.
9651 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
9653 2007-04-03 Jakub Jelinek <jakub@redhat.com>
9656 * fold-const.c (native_encode_real): Encode real.c provided longs
9657 as a series of 32-bit native integers.
9658 (native_interpret_real): Interpret buffer as a series of 32-bit
9661 2007-04-03 Richard Guenther <rguenther@suse.de>
9663 * genpreds.c (write_insn_constraint_len): Write function
9664 optimized for CONSTRAINT_LEN implementation.
9665 (write_tm_preds_h): Output insn_constraint_len inline and
9666 use it for CONSTRAINT_LEN.
9667 (write_insn_preds_c): Don't output insn_constraint_len.
9668 * doc/md.texi (define_register_constraint): Document multi-letter
9669 constraints shall have the same length if they start with the same
9672 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
9675 * config/i386/i386.md (isinf<mode>2): Expand only when
9676 TARGET_C99_FUNCTIONS is set.
9678 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
9680 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
9681 (x86_64-*-linux*): Ditto.
9682 * config/i386/i386.opt (mpc): New option.
9683 * config/i386/i386.c (overrride_options): Handle
9684 ix87_precision_string.
9685 * config/i386/crtprec.c: New file.
9686 * config/i386/t-crtpc: Ditto.
9687 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
9689 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
9690 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
9691 crtprec32.o, crtprec64.o and crtprec80.o.
9693 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
9695 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
9697 2007-04-02 Eric Christopher <echristo@apple.com>
9699 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
9700 limitations on darwin.
9702 2007-04-02 Anatoly Sokolov <aesok@post.ru>
9705 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
9707 2007-04-02 Dave Korn <dave.korn@artimi.com>
9709 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
9711 2007-04-02 Dave Korn <dave.korn@artimi.com>
9713 * libgcc2.h (exception_descriptor): Don't forward-declare.
9714 (__get_eh_table_language, __get_eh_table_version): Delete
9715 prototypes of long-dead functions.
9717 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
9719 * ebitmap.h: New file
9720 * ebitmap.c: New file
9721 * Makefile.in (ebitmap.o): New target.
9723 2007-04-01 Jan Hubicka <jh@suse.cz>
9725 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
9726 before very first instruction.
9728 2007-04-01 Jan Hubicka <jh@suse.cz>
9730 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
9731 waring on 64bit hosts.
9732 * bitmap.h: Fix typo in bitmap_head_def.
9734 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
9736 PR rtl-optimization/31391
9737 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
9738 into a DELETED_LABEL note, and the label is in an empty basic
9739 block, update BB_END as well as BB_HEAD.
9741 2007-04-01 Richard Henderson <rth@redhat.com>
9743 PR tree-optimization/31169
9744 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
9745 to varying if the range is outside [0, prec-1].
9747 2007-04-01 Richard Sandiford <richard@codesourcery.com>
9750 * config/mips/mips.md (load_const_gp): New insn.
9751 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
9752 the MIPS16 GP pseudo register if no_new_pseudos.
9753 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
9755 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
9758 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
9760 (call_value): Likewise.
9762 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
9763 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9766 * doc/invoke.texi: (optimization options): Reword description
9767 of -ffast-math. Document its primary purpose.
9769 2007-03-31 Richard Guenther <rguenther@suse.de>
9771 * omp-low.c (splay-tree.h): Include.
9772 (lookup_decl): Replace splay-tree usage by pointer-map.
9773 (maybe_lookup_decl): Likewise.
9774 (new_omp_context): Likewise.
9775 (delete_omp_context): Likewise.
9776 * gimplify.c (splay-tree.h): Include.
9777 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
9779 (remap_ssa_name): Likewise.
9780 (remap_decl): Likewise.
9781 (remap_type_1): Likewise.
9782 (remap_type): Likewise.
9783 (copy_body_r): Likewise.
9784 (expand_call_inline): Likewise.
9785 (clone_body): Likewise.
9786 (copy_tree_r): Likewise.
9787 (remap_save_expr): Likewise.
9788 (unsave_r): Likewise.
9789 (unsave_expr_now): Likewise.
9790 (tree_function_versioning): Likewise.
9791 (build_duplicate_type): Likewise.
9792 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
9793 (struct copy_body_data): Replace splay-tree by pointer-map.
9794 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
9795 not $(SPLAY_TREE_H).
9796 (gimplify.o): Depend on $(SPLAY_TREE_H).
9797 (omp-low.p): Likewise.
9799 2007-03-31 Anatoly Sokolov <aesok@post.ru>
9801 * config/avr/predicates.md (even_register_operand,
9802 odd_register_operand): New predicates.
9803 * config/avr/avr.md (movw peephole2): New.
9804 (movw_r peephole2): New.
9806 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
9808 * tree.h (get_signed_or_unsigned_type): New.
9809 * fold-const.c (operand_equal_for_comparison_p): Use
9810 get_signed_or_unsigned_type instead of
9811 lang_hooks.types.signed_or_unsigned_type.
9812 * expr.c (store_expr): Ditto.
9813 * langhooks.c (get_signed_or_unsigned_type): New.
9814 (lhd_signed_or_unsigned_type): New.
9815 * langhooks.h (lhd_signed_or_unsigned_type): New.
9816 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
9818 2007-03-30 Richard Henderson <rth@redhat.com>
9820 * tree-ssa-loop-ivopts.c: Include target.h.
9821 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
9822 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
9823 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
9824 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
9826 2007-03-30 Richard Henderson <rth@redhat.com>
9827 Kai Tietz <kai.tietz@onevision.com>
9829 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
9831 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
9832 (TARGET_64BIT_MS_ABI): New.
9833 (DBX_REGISTER_NUMBER): Handle 64-bit.
9834 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
9835 (LONG_TYPE_SIZE): Force to 32.
9836 (REG_PARM_STACK_SPACE): New.
9837 (OUTGOING_REG_PARM_STACK_SPACE): New.
9838 (REGPARM_MAX, SSE_REGPARM_MAX): New.
9839 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
9840 (STACK_BOUNDARY): Use 128 for 64-bit.
9841 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
9842 Add 64-bit implementation.
9843 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
9845 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
9846 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
9847 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
9848 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
9849 (ix86_handle_cconv_attribute): Don't warn when ignoring if
9850 TARGET_64BIT_MS_ABI.
9851 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
9852 (ix86_pass_by_reference): Likewise.
9853 (ix86_function_value_regno_p): Likewise.
9854 (ix86_build_builtin_va_list): Likewise.
9855 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
9856 (function_arg_advance_ms_64): New.
9857 (function_arg_advance): Call it.
9858 (function_arg_ms_64): New.
9859 (function_arg): Call it.
9860 (function_value_ms_64): New.
9861 (ix86_function_value_1): Call it.
9862 (return_in_memory_ms_64): New.
9863 (ix86_return_in_memory): Call it.
9864 (setup_incoming_varargs_ms_64): New.
9865 (ix86_setup_incoming_varargs): Call it.
9866 (ix86_expand_prologue): Handle 64-bit stack probing.
9867 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
9868 (output_pic_addr_const): Likewise.
9869 (x86_this_parameter): Likewise.
9870 (x86_output_mi_thunk): Likewise.
9871 (x86_function_profiler): Likewise.
9872 (TARGET_STRICT_ARGUMENT_NAMING): New.
9873 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
9874 (TARGET_64BIT_MS_ABI): New.
9875 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
9876 * config/i386/i386.md (allocate_stack_worker): Remove.
9877 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
9878 describe the clobber of eax without a match_scratch.
9879 (allocate_stack_worker_postreload): Remove.
9880 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
9881 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
9882 (allocate_stack_worker_rex64_postreload): Remove.
9883 (allocate_stack): Handle 64-bit.
9884 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
9885 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
9886 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
9887 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
9888 (STANDARD_STARTFILE_PREFIX_1): Likewise.
9889 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
9890 * config.build (x86_64-*-mingw*): New host.
9891 * config.host (x86_64-*-mingw*): New host.
9892 * config.gcc (x86_64-*-mingw*): New target.
9893 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
9895 2007-03-30 Richard Henderson <rth@redhat.com>
9896 Kai Tietz <kai.tietz@onevision.com>
9898 * c-pragma.c (struct def_pragma_macro_value): New.
9899 (struct def_pragma_macro): New.
9900 (pushed_macro_table): New.
9901 (dpm_hash, dpm_eq): New.
9902 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
9903 (init_pragma): Install them.
9904 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
9906 2007-03-30 Anatoly Sokolov <aesok@post.ru>
9908 * config/avr/avr.c (avr_override_options): Clear
9909 'flag_delete_null_pointer_checks'.
9911 2007-03-30 Paolo Carlini <pcarlini@suse.de>
9914 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
9915 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
9916 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
9917 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
9918 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
9919 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
9920 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
9922 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
9924 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
9926 * regmove.c: Move all of pass_stack_adjustments from here...
9927 * combine-stack-adj.c: ...to this new file.
9928 * Makefile.in: Add rules for combine-stack-adj.o.
9930 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
9932 PR tree-optimization/31383
9933 * tree-data-ref.c (affine_function_equal_p): Do not require the
9934 vectors to have the same length.
9936 2007-03-30 Jan Hubicka <jh@suse.cz>
9939 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
9940 availablility; add more sanity checking; ask varpool only about
9943 2007-03-29 Richard Henderson <rth@redhat.com>
9945 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
9946 to decide, but __SIZEOF_LONG_LONG__.
9948 2007-03-29 Richard Henderson <rth@redhat.com>
9950 * emutls.c (struct __emutls_array): New.
9951 (emutls_destroy): Use it instead of casting element 0 from void*.
9952 (__emutls_get_address): Likewise.
9954 2007-03-29 Richard Henderson <rth@redhat.com>
9956 * varasm.c (initializer_constant_valid_p): Don't deny
9957 DECL_DLLIMPORT_P on functions.
9959 * config/i386/cygming.h: Remove function declarations.
9960 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
9961 (ASM_OUTPUT_LABELREF): Remove.
9962 (COMMON_ASM_OP): Remove.
9963 (ASM_OUTPUT_COMMON): Remove.
9964 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
9965 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
9966 (ASM_DECLARE_FUNCTION_NAME): Likewise.
9967 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
9968 Rename from TARGET_ENCODE_SECTION_INFO.
9969 * config/i386/netware.h: Likewise.
9970 * config/i386/i386-protos.h: Update.
9971 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
9972 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
9973 (legitimate_constant_p): Reject dllimports.
9974 (dllimport_map, get_dllimport_decl): New.
9975 (legitimize_dllimport_symbol): New.
9976 (legitimize_address, ix86_expand_move): Use it.
9977 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
9978 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
9979 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
9980 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
9981 * config/i386/predicates.md (constant_call_address_operand): Only
9982 accept symbols; reject dllimport_p symbols.
9983 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
9984 i386_pe_maybe_record_exported_symbol.
9985 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
9986 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
9987 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
9988 trust the setting of DECL_DLLIMPORT_P.
9989 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
9990 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
9991 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
9992 tidy the argument scanning loop.
9993 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
9994 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
9995 (i386_pe_strip_name_encoding): Remove.
9996 (i386_pe_binds_local_p): New.
9997 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
9998 (i386_pe_output_labelref): Remove.
9999 (i386_pe_asm_output_aligned_decl_common): New.
10000 (i386_pe_maybe_record_exported_symbol): Rename from
10001 i386_pe_record_exported_symbol; check for dllexported symbols.
10003 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
10005 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
10006 add comment explaining why vsnprintf cannot be used.
10008 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
10010 PR tree-optimization/30666
10011 * tree.c (build_complex_type): When creating type names for DWARF2
10012 debug info, create TYPE_DECLs for TYPE_NAME instead of
10014 (build_common_tree_nodes_2): Use build_complex_type when building
10015 predefined complex types, to preserve canonical types.
10017 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
10019 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
10020 (noce_get_alt_condition): Look at it to determine whether to
10021 reverse the condition or not.
10022 (noce_get_condition): Substitute the truth for lies.
10023 (noce_find_if_block): Set the then_else_reversed field.
10025 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
10027 * config/fr30/fr30.md (movdi): Do not accept immediates as the
10028 destination of this insn.
10029 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
10030 than calling gen_rtx_SET directly. Use r0 to hold the value of
10031 'address + 4' rather than a stack based temporary which can be
10032 mis-optimized away.
10034 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
10036 * config/s390/s390.c (s390_secondary_input_reload_class,
10037 s390_secondary_output_reload_class): Functions removed.
10038 (s390_secondary_reload): New function.
10039 (TARGET_SECONDARY_RELOAD): Target macro defined.
10040 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
10041 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
10042 * config/s390/s390.md ("reload_outti", "reload_outdi",
10043 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
10044 "reload_out<mode>"): Expanders removed.
10045 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
10046 "reload<mode>_nonoffmem_out"): Expanders added.
10048 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
10050 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
10051 action if SRC->DEST replacement failed anyway.
10053 2007-03-28 Mike Stump <mrs@apple.com>
10055 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
10056 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
10057 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
10059 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10061 * config.gcc: Accept barcelona as a variant of amdfam10.
10062 * config/i386/i386.c (override_options): Likewise.
10063 * doc/invoke.texi: Likewise.
10065 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
10067 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
10068 offsets for BIT_FIELD_REF and COMPONENT_REF.
10070 2007-03-28 Richard Guenther <rguenther@suse.de>
10072 * tree.c (is_global_var): Move ...
10073 * tree-flow-inline.h (is_global_var): ... here.
10074 * tree.h (is_global_var): Remove declaration.
10076 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
10078 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
10080 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
10081 * config/i386/i386.c (ix86_tune_features): Initialize new
10083 * config/i386/predicates.md (promotable_binary_operator): Use
10084 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
10086 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
10089 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
10091 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
10093 * config/fr30/fr30.md (movsi_internal): Change destination
10094 constraint from m to V and add m to the end.
10096 2007-03-28 Christian Bruel <christian.bruel@st.com>
10098 * config/sh/sh.md (movsi_i): Fix type attribute.
10100 2007-03-28 Christian Bruel <christian.bruel@st.com>
10102 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
10103 (movsf_ie): Likewise.
10105 2007-03-28 Christian Bruel <christian.bruel@st.com>
10107 * config.gcc: Add sh4-300 to multilib.
10108 * config/sh/t-mlib-sh4-300: New file.
10110 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
10112 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
10113 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
10114 fix_trunc<mode>di2.
10115 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
10116 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
10117 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
10118 "fixuns_trunctddi2"): Whitespace fix.
10120 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
10122 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
10123 the definition of struct sh_args.
10124 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
10125 CALL_COOKIE_INT_REG_GET): Likewise.
10127 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
10129 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
10130 transformations are applied successfully.
10132 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
10134 * tree.c (tree_contains_struct): Permit 512 tree codes.
10135 * tree.h (tree_contains_struct): Ditto.
10136 (MAX_TREE_CODES): Ditto.
10137 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
10138 SPARE member to store remaining padding bits.
10140 2007-03-27 Anatoly Sokolov <aesok@post.ru>
10142 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
10145 2007-03-27 Janis Johnson <janis187@us.ibm.com>
10147 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
10148 * configure: Regenerate.
10150 * configure: Regenerate using the correct version of autoconf.
10152 2007-03-27 Anatoly Sokolov <aesok@post.ru>
10154 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
10156 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
10157 regs to "__SP_L__" and "__SP_H__".
10159 2007-03-27 Richard Guenther <rguenther@suse.de>
10161 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
10162 computations with it with a HOST_WIDE_INT variable.
10164 2007-03-26 Mike Stump <mrs@apple.com>
10166 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
10167 objective-c-header, objective-c++-header and objc++-cpp-output
10169 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
10171 2007-03-26 Richard Henderson <rth@redhat.com>
10174 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
10175 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
10176 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
10177 IX86_BUILTIN_PSRLQ128): New.
10178 (ix86_init_mmx_sse_builtins): Add them.
10179 (ix86_expand_builtin): Expand them.
10180 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
10181 operand 2 be TImode.
10182 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
10183 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
10184 _mm_srli_epi64): Mark __B const.
10185 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
10186 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
10187 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
10188 new two-vector shift builtins.
10190 2007-03-26 Ian Lance Taylor <iant@google.com>
10192 PR tree-optimization/31345
10193 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
10194 [+INF, +INF(OVF)] into VARYING.
10196 2007-03-26 Zack Weinberg <zackw@panix.com>
10198 * gengtype-parse.c: New file.
10199 * gengtype-yacc.y: Delete.
10200 * gengtype-lex.l: Don't include gengtype-yacc.h.
10201 Define YY_DECL and yyterminate appropriately for recursive
10202 descent parser. yylval is now a string out-parameter to yylex.
10203 (HWS, EOID): New shorthand.
10204 (IWORD): Add a couple more types.
10205 (yylex): Add a setup stanza. Remove the complex rules for
10206 detecting GTY'ed types and typedefs; replace with simple
10207 keyword detectors. Adjust everything for the changed
10208 definition of yylval. Ignore all pp-directives, not just #define.
10210 (parse_file): Rename yybegin; do not call yyparse.
10212 * gengtype.c (xasprintf): Export again.
10213 (this_file): New. Use everywhere __FILE__ was being used.
10214 (get_lang_bitmap): Special case types defined in gengtype.c.
10215 (do_typedef, new_structure): Suppress definition of certain types.
10216 (new_structure): Improve diagnostics of duplicate definitions.
10217 Make sure location_s is associated with input.h.
10218 (nreverse_pairs, define_location_structures): New functions.
10219 (main): Improve tagging of kludge types. Remove old kludges
10220 for input.h types; use define_location_structures.
10221 * gengtype.h: Update prototypes. Define token codes here.
10222 * Makefile.in: Remove all references to gengtype-yacc.
10223 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
10225 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
10226 add GTY((skip)) to the field that's only conditionally there.
10227 * doc/install.texi: Document that Bison is no longer required
10228 unless building treelang.
10230 * gengtype.c: Don't include gtyp-gen.h.
10231 (srcdir): Declare here.
10232 (base_files, lang_dir_names): Allocate dynamically.
10233 (gt_files, num_gt_files, num_lang_dirs): New globals.
10234 (measure_input_list, read_input_line, read_input_list)
10235 (set_lang_bitmap): New functions.
10236 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
10237 simplify, relying on read_input_list to set up the bitmaps.
10238 (main): Arguments are no longer unused. Check for correct number
10239 of command line arguments, set srcdir and srcdir_len, then call
10240 read_input_list, before doing anything else. No need to worry
10241 about duplicates in main loop.
10242 * configure.ac: Simplify the calculation of all_gtfiles.
10243 Put language tags in there. Don't set or substitute
10244 all_gtfiles_files_langs or all_gtfiles_files_frags.
10245 * Makefile.in: Revamp the way gengtype is invoked, now that it
10246 takes a file on its command line with a much simpler format.
10247 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
10248 (GTFILES): Remove duplicates and C source files.
10249 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
10250 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
10251 * configure: Regenerate.
10253 * gengtype.h: Remove all type definitions to gengtype.c; leave
10254 only definitions of options_p, type_p, and pair_p as opaque
10255 pointers. Update prototypes.
10256 * gengtype.c: Many type definitions moved here from gengtype.h.
10257 Consolidate type definitions at the top of the file.
10258 (xvasprintf): Delete.
10259 (xasprintf): Make static.
10260 (create_nested_pointer_option): Add 'next' parameter.
10261 (create_field_all, create_field_at): New functions.
10262 (create_field): Now a thin wrapper around create_field_all.
10263 (create_optional_field): Rename create_optional_field_ and add
10264 line argument. Original name is now a macro which supplies
10266 (oprintf): Use vsnprintf directly.
10267 (close_output_files): Use fatal rather than perror/exit.
10268 (note_def_vec, note_def_vec_alloc): Use create_field_at.
10269 (main): Set progname. Don't use exit.
10270 * gengtype-yacc.y (struct_fields): Use create_field_at.
10271 (option, optionseqopt): Delete.
10272 (optionseq): Consolidate productions from option here so we
10273 can use the first argument to create_option.
10275 * gengtype-lex.l: Distinguish unions from structures in the
10276 token type. Don't call find_structure; return the tag as a string.
10277 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
10278 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
10279 string. Reorganize typedef_struct production accordingly.
10280 Use create_nested_ptr_option.
10281 * gengtype.c (create_nested_ptr_option): New function.
10282 * gengtype.h: Declare it.
10284 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
10285 (string_type): Don't declare.
10286 (do_scalar_typedef): Declare.
10287 (create_scalar_type): Update prototype.
10288 * gengtype.c (string_type): Make static.
10289 (scalar_nonchar, scalar_char): New.
10290 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
10291 (resolve_typedef): Use scalar_nonchar for error recovery.
10292 (create_scalar_type): Remove name_len field. Return scalar_char
10293 or scalar_nonchar as appropriate.
10294 (adjust_field_type): Look at scalar_is_char boolean to decide whether
10295 to use string_type.
10296 (throughout): Use scalar_nonchar instead of calling
10297 create_scalar_type, whenever possible.
10298 (main): Initialize scalar_char and scalar_nonchar before calling
10300 * gengtype-lex.l: Adjust for removal of second argument to
10301 create_scalar_type. Use yylval.s instead of yylval.t when
10303 * gengtype-yacc.y: Type of SCALAR is string. Call
10304 create_scalar_type from type:SCALAR rule. Adjust for removal of
10305 second argument to create_scalar_type.
10307 * vec.h: Remove all #if IN_GENGTYPE blocks.
10308 Add comment saying that changes may require adjustments to gengtype.
10309 * gengtype.c: Don't include coretypes.h or tm.h.
10310 Add comment to inclusion of errors.h.
10311 (note_def_vec, note_def_vec_alloc): New functions.
10312 * gengtype.h: Declare new functions.
10313 * gengtype-lex.l: Don't include coretypes.h.
10314 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
10316 (update_lineno): Remove unnecessary prototype.
10317 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
10318 (VEC rule): Just return VEC_TOKEN.
10319 * gengtype-yacc.y (VEC_TOKEN): New token type.
10320 (type): Add a production for VEC(a,b).
10321 * Makefile.in: Update dependencies.
10323 * gengtype-lex.l: Remove rules for parsing pointer-to-function
10324 typedefs that use the old PARAMS macro.
10326 * gengtype-lex.l: Remove all rules and states relating to yacc
10328 * gengtype-yacc.y: Similarly.
10329 * gengtype.c (note_yacc_type): Delete function.
10330 * gengtype.h: Update prototypes.
10332 2007-03-26 Joseph Myers <joseph@codesourcery.com>
10334 * tree-pretty-print.c (dump_generic_node): Report precision of
10335 unnamed integer types.
10337 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
10339 * ifcvt.c (noce_try_store_flag_constants): Don't check
10340 no_new_pseudos here.
10341 (noce_try_store_flag_constants): Don't check no_new_pseudos.
10342 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
10343 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
10344 noce_try_sign_mask): Likewise.
10345 (if_convert): Check no_new_pseudos here.
10347 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
10349 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
10350 (noce_get_condition): Handle new then_else_reversed argument.
10351 (noce_init_if_info): Remove, fold into noce_find_if_block.
10352 (noce_process_if_block): Take a struct noce_if_info as the
10353 argument. Don't set up one based on ce_if_info. Update pointer
10354 references accordingly.
10355 (cond_move_process_if_block): Likewise.
10356 (process_if_block): Removed.
10357 (find_if_block): Removed. Move functionality two new functions,
10358 noce_find_if_block and cond_exec_find_if_block.
10359 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
10360 blocks and the symmetric IF-ELSE-JOIN case.
10361 (cond_exec_find_if_block): Also new function mostly based on old
10362 find_if_block and process_if_block.
10363 (find_if_header): Replace find_if_block call with separately
10364 guarded calls to noce_find_if_block and cond_exec_find_if_block.
10365 (find_cond_trap): Update noce_get_condition call.
10366 (dead_or_predicable): Likewise.
10368 2007-03-26 Jakub Jelinek <jakub@redhat.com>
10370 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
10372 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
10373 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
10374 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
10375 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
10376 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
10377 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
10378 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
10379 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
10380 __builtin_ia32_psrad128 builtins.
10382 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
10384 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
10385 * config/i386/constraints.md
10386 (define_constraint "I"): Use IN_RANGE macro.
10387 (define_constraint "J"): Ditto.
10388 (define_constraint "K"): Ditto.
10389 (define_constraint "M"): Ditto.
10390 (define_constraint "N"): Ditto.
10391 (define_constraint "O"): Ditto.
10392 * config/i386/predicates.md
10393 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
10394 (define_predicate "const_0_to_3_operand"): Ditto.
10395 (define_predicate "const_0_to_7_operand"): Ditto.
10396 (define_predicate "const_0_to_15_operand"): Ditto.
10397 (define_predicate "const_0_to_63_operand"): Ditto.
10398 (define_predicate "const_0_to_255_operand"): Ditto.
10399 (define_predicate "const_1_to_31_operand"): Ditto.
10400 (define_predicate "const_2_to_3_operand"): Ditto.
10401 (define_predicate "const_4_to_7_operand"): Ditto.
10403 2007-03-25 David Edelsohn <edelsohn@gnu.org>
10405 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
10406 in SImode for save_world.
10407 * config/rs6000/altivec.md (save_world, restore_world): Convert to
10410 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
10412 PR tree-optimization/30784
10413 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
10416 2007-03-25 Revital Eres <eres@il.ibm.com>
10418 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
10419 Fold movement_possibility function into it.
10421 2007-03-25 David Edelsohn <edelsohn@gnu.org>
10423 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
10424 (load_macho_picbase_{si,di}): Convert to LR hard reg.
10425 (call_indirect_nonlocal_darwin64): Same.
10426 (call_nonlocal_darwin64): Same.
10427 (call_value_indirect_nonlocal_darwin64): Same.
10428 (call_value_nonlocal_darwin64): Same.
10429 (sibcall_nonlocal_darwin64): Same.
10430 (sibcall_value_nonlocal_darwin64): Same.
10431 (sibcall_symbolic_64): Same.
10432 (sibcall_value_symbolic_64): Same.
10433 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
10435 (rs6000_emit_load_toc_table): Same.
10436 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
10437 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
10439 (divss_call): Same.
10440 (divus_call): Same.
10441 (quoss_call): Same.
10442 (quous_call): Same.
10443 (load_toc_v4_pic_si): Same
10444 (load_toc_v4_PIC_1): Same.
10445 (load_toc_v4_PIC_1b): Same.
10446 (call_indirect_aix{32,64}): Same.
10447 (call_value_indirect_aix{32,64}): Same.
10449 (call_value): Same.
10450 (call_local{32,64}): Same.
10451 (call_value_local{32,64}): Same.
10452 (call_indirect_nonlocal_aix{32,64}): Same.
10453 (call_nonlocal_aix{32,64}): Same.
10454 (call_value_indirect_nonlocal_aix{32,64}): Same.
10455 (call_value_nonlocal_aix{32,64}): Same.
10456 (call_indirect_nonlocal_sysv<mode>): Same.
10457 (call_nonlocal_sysv<mode>): Same.
10458 (call_value_indirect_nonlocal_sysv<mode>): Same.
10459 (call_value_nonlocal_sysv<mode>): Same.
10461 (sibcall_local{32,64}): Same.
10462 (sibcall_value_local{32,64}): Same.
10463 (sibcall_nonlocal_aix{32,64}): Same.
10464 (sibcall_value_nonlocal_aix{32,64}): Same.
10465 (sibcall_nonlocal_sysv<mode>): Same.
10466 (sibcall_value): Same.
10467 (sibcall_value_nonlocal_sysv<mode>): Same.
10469 2007-03-24 Paul Brook <paul@codesourcery.com>
10471 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
10472 * config/arm/linux-eabi.h: Remove legacy syscall hack.
10474 2007-03-24 Richard Henderson <rth@redhat.com>
10476 * config/ia64/constraints.md: New file.
10477 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
10478 satisfies_constraint_?.
10479 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
10480 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
10481 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
10482 ia64_output_mi_thunk): Likewise.
10483 (ia64_const_ok_for_letter_p): Remove.
10484 (ia64_const_double_ok_for_letter_p): Remove.
10485 (ia64_extra_constraint): Remove.
10486 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
10487 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
10488 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
10489 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
10490 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
10491 EXTRA_MEMORY_CONSTRAINT): Remove.
10492 * config/ia64/ia64.md: Include constriants.md. Replace
10493 CONST_OK_FOR_? with satisfies_constraint_?.
10495 2007-03-23 Michael Meissner <michael.meissner@amd.com>
10496 H.J. Lu <hongjiu.lu@intel.com>
10498 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
10500 (name macros): Use DPD_BID_NAME to convert names properly.
10502 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
10503 decimal floating point format.
10504 (init_floating_libfuncs): Change decimal functions so that they
10505 have a "bid_" prefix if the decimal system uses the BID format,
10506 and "dpd_" prefix if the decimal system uses the DPD format.
10507 (init_interclass_conv_libfuncs): Ditto.
10508 (init_intraclass_conv_libfuncs): Ditto.
10510 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
10511 using the BID format.
10513 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
10514 whether we are using the BID decimal format.
10515 * configure: Regenerate.
10517 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
10518 the compiler has decimal floating point enabled. Define
10519 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
10522 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
10523 using the BID format.
10525 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
10526 whether we are using the BID decimal format.
10527 * configure: Regenerate.
10529 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
10530 the compiler has decimal floating point enabled. Define
10531 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
10534 * doc/install.texi (--enable-decimal-float): Document BID and DPD
10535 options, and that it is enabled for i386/x86_64 systems.
10537 * Makefile.in (enable_decimal_float): New.
10539 (DECNUMINC): Add -I$(DECNUMFMT).
10540 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
10541 to $(DECNUMFMT) from $(DECNUM).
10543 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
10544 Substitute enable_decimal_float.
10545 * configure: Regenerated.
10548 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
10551 * configure.ac: Enable decimal float for x86_64-*-linux*.
10552 * configure: Regenerated.
10555 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
10556 decimal128ClearSign to flip and clear the sign bit in decimal128.
10557 (decimal_real_maxval): Set decimal128SetSign to set the sign
10560 2007-03-23 Ian Lance Taylor <iant@google.com>
10562 * fold-const.c (fold_binary): Correct warning for X - c >= X.
10564 2007-03-23 Ian Lance Taylor <iant@google.com>
10566 * tree-dump.c (dump_files): Correct comment.
10568 2007-03-23 Ian Lance Taylor <iant@google.com>
10570 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
10572 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
10574 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
10575 in cfglayout mode. Don't go into and out of cfglayout mode.
10576 Link the blocks in the order of the constructed traces.
10577 (rest_of_handle_tracer): Adjust call to tracer.
10578 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
10579 Don't go into cfglayout mode.
10580 (rtl_loop_done): Don't go out of cfglayout mode.
10581 * cfglayout.c (relink_block_chain): New function, split out from...
10582 (fixup_reorder_chain): ...here. Remove redundant checking.
10583 (cfg_layout_finalize): Don't clear the header, footer, and aux
10584 fields here, move the code to do so to relink_block_chain. Likewise
10585 for free_original_copy_tables.
10586 * rtl.h (tracer): Update prototype.
10587 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
10588 Assert we are in cfglayout mode. Don't go into and out of cfglayout
10589 mode. Use relink_block_chain to serialize the CFG according to the
10590 new basic block order. Move targetm.cannot_modify_jumps_p check from
10592 (gate_handle_reorder_blocks): ...to here.
10593 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
10595 (gate_duplicate_computed_gotos): ...to here.
10596 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
10597 something always changes when going into and out of cfglayout mode.
10598 Perform an expensive cfg cleanup while going into cfglayout mode.
10599 Always update liveness information on HAVE_conditional_execution
10600 targets. Reserialize the basic blocks and go out of cfglayout mode.
10601 * reg-stack.c: Include cfglayout.h.
10602 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
10603 the call to reorder_basic_blocks.
10604 * basic-block.h (reorder_basic_blocks): Update prototype.
10605 (relink_block_chain): New prototype.
10606 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
10608 2007-03-23 Joseph Myers <joseph@codesourcery.com>
10610 * config/mips/mips.md (type, hazard, *movdi_32bit,
10611 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
10612 *movhi_internal, *movqi_internal, *movsf_hardfloat,
10613 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
10614 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
10615 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
10617 (movcc): Change first xfer to multi.
10618 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
10619 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
10620 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
10621 config/mips/generic.md: Change reservations using "xfer" to use
10623 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
10624 using match_operand.
10625 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
10626 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
10628 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
10630 2007-03-22 Richard Henderson <rth@redhat.com>
10632 * config/i386/i386.c: Remove unnecessary function declarations.
10633 Move targetm definition, and all related macros, to the end of
10634 the file. Resort some functions to put definitions before uses.
10635 (ix86_attribute_table): Make static. Move to end of file.
10636 (ix86_gimplify_va_arg): Make static.
10638 2007-03-22 Richard Henderson <rth@redhat.com>
10640 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
10641 don't increase local_regparm with force_align_arg_pointer check.
10642 (ix86_function_sseregparm): Assert 32-bit.
10643 (type_has_variadic_args_p): New.
10644 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
10645 type_has_variadic_args_p.
10646 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
10647 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
10648 use memset instead. Do maybe_vaarg check first; skip attribute
10649 tests if true; skip attribute tests for 64-bit.
10650 (construct_container): Remove TARGET_DEBUG_ARG.
10651 (function_arg_advance_32, function_arg_advance_64): Split out ...
10652 (function_arg_advance): ... from here.
10653 (function_arg_32, function_arg_64): Split out ...
10654 (function_arg): ... from here.
10655 (ix86_pass_by_reference): Tidy.
10656 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
10657 (function_value_32): New, from parts of ix86_function_value
10658 and ix86_value_regno.
10659 (function_value_64): New, from parts of ix86_function_value
10660 and ix86_libcall_value.
10661 (ix86_function_value_1): New.
10662 (ix86_function_value, ix86_libcall_value): Use it.
10663 (return_in_memory_32, return_in_memory_64): Split out ...
10664 (ix86_return_in_memory): ... from here.
10665 (ix86_struct_value_rtx): Skip for 64-bit.
10666 (ix86_libcall_value, ix86_value_regno): Remove.
10667 (setup_incoming_varargs_64): Split out ...
10668 (ix86_setup_incoming_varargs): ... from here.
10669 (ix86_va_start): Remove TARGET_DEBUG_ARG.
10670 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
10671 * config/i386/i386-protos.h (ix86_function_value): Remove.
10672 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
10674 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10677 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
10678 infinities not supported, otherwise emit warning if -Woverflow. On
10679 underflow, emit warning if -Woverflow.
10680 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
10682 * real.h (real_from_string): Update declaration
10684 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
10685 Richard Henderson <rth@redhat.com>
10687 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
10688 * calls.c (compute_argument_block_size, expand_call,
10689 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
10690 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
10691 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
10692 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
10693 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
10694 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
10695 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
10696 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
10699 2007-03-22 Joseph Myers <joseph@codesourcery.com>
10701 * c-incpath.c (add_sysroot_to_chain): New.
10702 (merge_include_chains): Add sysroot argument. Call
10703 add_sysroot_to_chain if sysrooted.
10704 (register_include_chains): Update call to merge_include_chains.
10705 * doc/cppopts.texi: Document use of '=' in include directory
10708 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
10710 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
10711 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
10712 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
10713 insn pattern using X87MODEF12 mode macro.
10715 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
10717 * regmove.c (regmove_optimize): Use reg_mentioned_p
10718 instead of reg_overlap_mentioned_p for DST.
10720 2007-03-21 Mike Stump <mrs@apple.com>
10722 * c.opt: Fixup for Objective-C/C++.
10724 2007-03-21 Steve Ellcey <sje@cup.hp.com>
10726 * explow.c (convert_memory_address): Fold memory reference when
10727 POINTERS_EXTEND_UNSIGNED < 0
10729 2007-03-21 Richard Henderson <rth@redhat.com>
10732 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
10733 * config/i386/mmintrin.h (__m64): Likewise.
10734 * config/i386/xmmintrin.h (__m128): Likewise.
10736 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10738 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
10739 (VXWORKS_OS_CPP_BUILTINS): Define.
10740 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
10741 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
10743 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10745 * rtl.h (constant_pool_reference_p): Delete.
10746 (find_constant_src): Declare.
10747 * rtlanal.c (find_constant_src): New function.
10748 * simplify-rtx.c (constant_pool_reference_p): Delete.
10749 * config/i386/i386.md: Use find_constant_src instead of
10750 constant_pool_reference_p/avoid_constant_pool_reference pairs.
10752 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10754 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
10755 * c-cppbuiltin.c (c_cpp_builtins): Define them.
10757 2007-03-20 Mark Mitchell <mark@codesourcery.com>
10759 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
10760 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
10761 (arm_elf_asm_constructor): Use it.
10762 (arm_elf_asm_destructor): New function.
10764 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
10766 * jump.c (mark_jump_label): Treat SEQUENCE specially.
10768 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
10770 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
10772 2007-03-19 Andrew Haley <aph@redhat.com>
10774 PR tree-optimization/31264
10775 * tree-vrp.c (register_edge_assert_for_1): Don't look though
10776 VIEW_CONVERT_EXPRs.
10778 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
10780 PR rtl-optimization/30907
10781 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
10782 (fwprop_init): Always call loop_optimizer_initialize.
10783 (fwprop_done): Always call loop_optimizer_finalize.
10784 (fwprop): We always have loop info now.
10785 (gate_fwprop_addr): Remove.
10786 (pass_fwprop_addr): Use gate_fwprop as gate.
10788 PR rtl-optimization/30841
10789 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
10790 df_chain_alloc): Call df_reorganize_refs unconditionally.
10791 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
10792 refs_organized to refs_organized_size.
10793 (df_ref_create_structure): Use refs_organized_size instead of
10794 bitmap_size if refs had been organized, and keep refs_organized_size
10796 * df.h (struct df_ref_info): Change refs_organized to
10797 refs_organized_size.
10798 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
10801 2007-03-19 Mark Mitchell <mark@codesourcery.com>
10803 * except.c (output_function_exception_table): Do not reference the
10804 EH personality routine for functions that do not require an
10807 2007-03-20 Jakub Jelinek <jakub@redhat.com>
10810 * c-typeck.c (convert_for_assignment): Call comptypes for
10811 RECORD_TYPE or UNION_TYPE.
10813 PR inline-asm/30505
10814 * reload1.c (reload): Do invalid ASM checking after
10815 cleanup_subreg_operands.
10817 2007-03-19 Jeff Law <law@redhat.com>
10819 * tree-cfg.c (find_taken_edge): Tighten conditions for
10820 optimizing computed gotos.
10822 2007-03-19 Michael Matz <matz@suse.de>
10824 * builtins.c (expand_builtin_sync_operation,
10825 expand_builtin_compare_and_swap,
10826 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
10829 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
10830 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
10833 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10835 * doc/tm.texi: Add brackets around the return type of
10836 TARGET_SECONDARY_RELOAD.
10838 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
10839 Richard Guenther <rguenther@suse.de>
10841 PR tree-optimization/31254
10842 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
10843 Use handled_component_p () where appropriate. Continue
10844 propagating into the rhs if we propagated into an INDIRECT_REF
10847 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10849 * config/s390/s390.md (op_type attribute): RRR instruction type added.
10850 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
10851 (xde, xdee): Mode attributes adjusted to support DFP modes.
10852 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
10853 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
10854 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
10855 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
10856 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
10857 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
10858 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
10860 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
10861 "movsf"): Insn definitions removed.
10862 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
10863 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
10864 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
10866 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
10867 "reload_in<mode>", "reload_out<mode>"): Expander added.
10868 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
10871 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10873 * config/s390/s390.md: Only non-functional changes. Renamed
10874 FPR mode macro to BFP all over the file.
10876 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10878 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
10879 (op_type attribute): RRF instruction type added.
10880 (fT0): New mode attribute.
10881 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
10882 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
10883 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
10884 instruction no secondary memory is needed when moving DFmode values
10885 between GPRs and FPRs.
10887 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10889 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
10890 inverted and documentation adjusted.
10891 ("mhard-dfp", "msoft-dfp"): New options.
10892 * config/s390/s390.c (s390_handle_arch_option): New architecture
10894 (override_options): Sanity checks for the new options added.
10895 * config.gcc: New architecture switch: z9-ec.
10896 * config/s390/s390.h (processor_flags): PF_DFP added.
10897 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
10898 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
10899 when the bit is NOT set so remove it from the defaults.
10901 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10903 * genemit.c (main): Print include statement for dfp.h.
10904 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
10907 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
10909 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
10911 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
10914 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
10915 instead of PATTERN.
10917 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10919 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
10920 attr_length_call, output_call, output_indirect_call): Cleanup
10921 formatting of targetm calls.
10923 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
10925 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
10927 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10929 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
10930 reservation, bypass and anti-bypass descriptions for these
10931 instructions. Update move patterns.
10932 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
10935 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
10937 * tree-vect-transform.c (get_initial_def_for_induction): Replace
10938 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
10939 (get_initial_def_for_reduction): Likewise.
10941 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
10943 Fix PR tree-optimization/29922
10944 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
10945 (get_representative): Removed.
10946 (value_dies_in_block_x): Update for rvuse removal.
10947 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
10948 (compute_antic_aux): Handle when PHI nodes appear in
10949 non-single-successors.
10950 (dump_bitmap_of_names): Removed.
10951 (compute_antic_safe): Renamed and removed rvuse calculation.
10952 Calculate only antic safe.
10953 (insert_into_preds_of_block): Remove assert.
10954 (execute_pre): Update for renamed functions.
10955 (defer_or_phi_translate_block): New function.
10957 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
10959 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
10960 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
10962 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
10963 Follow spelling conventions.
10965 * tree-data-ref.h: Remove the prototype for analyze_array.
10967 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
10969 PR tree-optimization/31041
10970 * tree-vect-transform.c (get_initial_def_for_induction): Call
10971 force_gimple_operand.
10973 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
10975 * ipa-type-escape.c (look_for_casts) : Revert code to use
10976 handled_component_p due to ada test a-numaux.adb.
10978 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
10980 * final.c (final_scan_insn): Alter the condition of a
10981 conditional trap if we have nonstandard CC.
10983 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10985 * configure.ac: Remove excess quoting from asm line 0 test.
10986 * configure: Rebuilt.
10988 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10990 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
10991 * c-common.c (convert_and_check): Move warning logic to...
10992 (warnings_for_convert_and_check): ...here. Define.
10993 * c-common.h (warnings_for_convert_and_check): Declare.
10995 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10997 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
10998 (output_call): Likewise.
11000 2007-03-16 Richard Sandiford <richard@codesourcery.com>
11002 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
11004 2007-03-16 Richard Sandiford <richard@codesourcery.com>
11006 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
11008 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
11010 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
11011 opteron, athlon-64 and athlon-fx processor_alias_table entries.
11013 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
11015 PR tree-optimization/31183
11016 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
11017 Use double_int instead of unsigned int for representing access_strides.
11018 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
11020 2007-03-16 Richard Guenther <rguenther@suse.de>
11022 PR tree-optimization/31146
11023 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
11024 to allow recursion of forward_propagate_addr_expr.
11025 (forward_propagate_addr_into_variable_array_index): Likewise.
11026 (forward_propagate_addr_expr): Likewise.
11027 (tree_ssa_forward_propagate_single_use_vars): Likewise.
11028 (forward_propagate_addr_expr_1): Recurse on simple copies
11029 instead of propagating into them. Do so for useless conversions
11031 (forward_propagate_addr_expr): Clean up unused statements after
11034 2007-03-16 Richard Guenther <rguenther@suse.de>
11036 * builtins.c (expand_builtin_cexpi): Use the right argument
11037 for the expansion via cexp.
11039 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
11041 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
11042 * configure: Rebuilt.
11044 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
11047 * dwarf2out.c (force_type_die): Adjust comment.
11048 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
11050 2007-03-15 DJ Delorie <dj@redhat.com>
11052 * config/frv/predicates.md (minmax_operator): Don't check operands
11055 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
11057 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
11058 Update constant estimates of number of iterations.
11059 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
11060 argument renamed to "realistic".
11061 (compute_estimated_nb_iterations): Removed.
11062 (record_niter_bound): New function.
11063 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
11064 call record_nonwrapping_iv with upper = false.
11065 (infer_loop_bounds_from_signedness): Pass upper argument to
11066 record_nonwrapping_iv.
11067 (estimate_numbers_of_iterations_loop): Do not call
11068 compute_estimated_nb_iterations. Record estimate based on profile
11069 information. Initialize the constant estimates of number of
11071 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
11073 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
11074 number of iterations is too small.
11075 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
11076 (EST_NOT_AVAILABLE): Removed.
11077 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
11078 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
11081 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
11083 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
11084 Handle NE_EXPR guards.
11086 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11089 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
11090 Set also -pedantic-errors by default for the preprocessor unless
11091 -fpermissive is given.
11093 2007-03-15 Richard Guenther <rguenther@suse.de>
11095 PR middle-end/29719
11096 PR middle-end/31161
11097 * builtins.c (expand_builtin_cexpi): As a fallback if we
11098 don't have builtins for sincos or cexp create a function
11099 declaration for cexp and expand to a call to that.
11100 (expand_builtin_int_roundingfn): Always fall
11101 back to floor/ceil and its variants even if they may be
11104 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
11106 PR middle-end/31159
11107 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
11108 jump tables, move the call to delete_dead_jumptables from here...
11109 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
11110 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
11111 don't allow merging of blocks that try_redirect_by_replacing_jump
11112 also does not handle when not optimizing.
11114 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
11115 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11117 * config/i386/i386.md (x86_sahf_1): Correctly handle
11120 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
11123 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
11124 x86_64_general_operand as operand[2] predicate. Remove "iF"
11125 from operand constraints and use "e" constraint instead.
11126 (*subti3_1, *subti3_1 splitter): Ditto.
11127 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
11128 operand[1] predicate.
11130 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
11132 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
11133 arrays, multiply the access strides by the size of the sub-array.
11134 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
11136 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
11138 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
11139 the configured assembler supports the sahf mnemonic.
11140 * configure: Regenerate.
11141 * config.in: Regenerate.
11143 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
11144 emit "sahf" or ".byte\t0x9e" as asm template.
11146 2007-03-14 Michael Meissner <michael.meissner@amd.com>
11149 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
11150 option to replace hard coded TARGET_xxx in md file.
11151 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
11152 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
11153 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
11154 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
11155 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
11156 (X86_TUNE_NOT_VECTORMODE): Ditto.
11157 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
11158 (TUNE_AVOID_VECTOR_DECODE): Ditto.
11159 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
11160 (TUNE_SLOW_IMUL_IMM8): Ditto.
11161 (TUNE_MOVE_M1_VIA_OR): Ditto.
11162 (TUNE_NOT_UNPAIRABLE): Ditto.
11163 (TUNE_NOT_VECTORMODE): Ditto.
11165 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
11168 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
11169 tuning options instead of hard coded TARGET_xxx.
11170 (fix ssemode peephole2's): Ditto.
11171 (imul peephole2's): Ditto.
11173 (movdi_or_rex64): Ditto.
11174 (move peephole2): Ditto.
11175 (not peephole2's): Ditto.
11177 2007-03-14 Dirk Mueller <dmueller@suse.de>
11179 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
11180 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
11181 * c-parser.c (c_parser_if_body): Always add an empty statement in case
11183 * c-parser.c (c_parser_do_statement): Warn about empty body in
11184 do/while statement.
11185 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
11186 * doc/invoke.texi (-Wempty-body): Update documentation.
11188 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11191 * c-common.h (warn_for_div_by_zero): Declare.
11192 * c-common.c (warn_for_div_by_zero): Define.
11193 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
11196 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11198 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
11199 to PREFIX and STANDARD_PREFIX.
11201 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11202 Phil Edwards <phil@codesourcery.com>
11204 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
11205 (__gthread_once_t): Remove busy field for RTPs.
11206 (__GTHREAD_ONCE_INIT): Update accordingly.
11208 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11210 * doc/invoke.texi: Document VxWorks options.
11212 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
11214 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
11216 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
11218 PR tree-optimization/30590
11219 * tree-nrv.c (tree_nrv): Check for the partial update of the
11222 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
11224 * flags.h (flag_random_seed): Remove declaration, in favor of...
11225 * toplev.h (get_random_seed, set_random_seed): ... these.
11226 * tree.c (get_file_function_name): Use the former.
11227 * opts.c (common_handle_option): Use the latter.
11230 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
11232 PR middle-end/31127
11233 * cse.c (cse_find_path): Do not bail out if a basic block that
11234 we already visited now becomes part of a path that starts at a
11235 different basic block. Just disallow this, to make sure we
11236 visit each basic block at most once.
11238 2007-03-13 Jan Hubicka <jh@suse.cz>
11240 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
11241 attributes, when profile esitmate is present, calls with very low
11242 frequency are cold.
11244 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
11246 PR tree-optimization/30730
11247 PR tree-optimization/26900
11248 * tree-ssa-loop-niter.c: Include gmp.h.
11249 (bounds): New type.
11250 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
11251 split_to_var_and_offset, determine_value_range,
11252 bound_difference_of_offsetted_base, refine_bounds_using_guard,
11253 bound_difference, bounds_add, bounds_negate,
11254 number_of_iterations_ne_max, dump_affine_iv): New functions.
11255 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
11256 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
11257 difference of initial and final value of control iv to validate
11259 (number_of_iterations_cond): Add loop parameter. Determine bounds
11260 on the difference of the extremes of the control iv. Add dumps.
11261 (expand_simple_operations): Handle phi nodes.
11262 (simplify_using_initial_conditions): Do not record used conditions.
11263 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
11264 Do not set additional_info.
11265 (implies_nonnegative_p, implies_ge_p): Removed.
11266 (derive_constant_upper_bound): Do not use parameter `additional'.
11267 (record_estimate): Parameter `additional' removed. Parameter
11268 `i_bound' added. Do not call derive_constant_upper_bound.
11269 (record_nonwrapping_iv): Use derive_constant_upper_bound to
11270 bound the number of iterations estimate.
11271 (estimate_numbers_of_iterations_loop): Pass the estimate from
11272 the number of iterations analysis to record_estimate.
11273 * tree.h (multiple_of_p): Declare.
11274 * tree-scalar-evolution.c (expression_expensive_p): Removed.
11275 (scev_const_prop): Do not check expression_expensive_p.
11276 * fold-const.c (multiple_of_p): Exported.
11277 * double-int.c (double_int_mask): Exported.
11278 * double-int.h (double_int_mask): Declare.
11279 * tree-flow.h (struct tree_niter_desc): Removed additional_info
11280 field. Added max field.
11282 2007-03-13 David Taylor <taylor@candd.org>
11285 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
11288 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11291 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
11292 two unamed patterns.
11294 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
11296 * config/i386/i386.opt (mcx16, msahf): New options.
11297 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
11298 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
11300 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
11301 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
11302 Output -mcx16 and -msahf options when corresponding bit is set.
11304 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
11305 and -msahf options.
11307 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
11309 * configure.ac: Test for assembler tolerance to # 0 "".
11310 * configure, config.in: Rebuilt.
11311 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
11313 2007-03-13 Geoffrey Keating <geoffk@apple.com>
11315 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
11317 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
11318 (handle_syscall): Handle direct system calls.
11319 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
11321 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
11323 * doc/invoke.texi: Fix cpp.info cross-reference.
11324 * doc/passes.texi: Fix gcc.info cross-reference.
11326 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
11328 PR tree-optimization/30835
11329 * lambda-code.c (can_convert_to_perfect_nest): Check whether
11330 bb_for_stmt is not NULL before accessing it.
11332 2007-03-12 Joseph Myers <joseph@codesourcery.com>
11334 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
11337 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
11340 * doc/install.texi: Document --enable-stage1-languages
11342 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
11344 * tree-pass.h (pass_into_cfg_layout_mode,
11345 pass_outof_cfg_layout_mode): Declare.
11346 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
11347 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
11348 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
11349 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
11351 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
11353 * c-decl.c (warn_variable_length_array): New function.
11354 Refactored from grokdeclarator to handle warn_vla
11355 and handle unnamed array case.
11356 (grokdeclarator): Refactored VLA warning case.
11357 * c.opt (Wvla): New flag.
11358 * doc/invoke.texi (Wvla): New warning.
11360 2007-03-12 Richard Henderson <rth@redhat.com>
11362 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
11363 (TARGET_SECTION_TYPE_FLAGS): New.
11365 2007-03-12 Richard Henderson <rth@redhat.com>
11367 * config/darwin.c (machopic_reloc_rw_mask): New.
11368 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
11369 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
11371 2007-03-12 Mark Mitchell <mark@codesourcery.com>
11373 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
11374 * cppdefault.h (cpp_PREFIX): Document.
11375 (cpp_PREFIX_len): Likewise.
11376 (cpp_EXEC_PREFIX): New variable.
11377 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
11378 * c-incpath.c (add_standard_paths): Correct logic for relocating
11379 paths within prefix.
11381 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
11383 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
11384 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
11386 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
11387 fix_truncdfdi_sse using SSEMODEF mode macro.
11388 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
11389 fix_truncdfsi_sse using SSEMODEF mode macro.
11390 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
11391 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
11393 2007-03-12 Richard Sandiford <richard@codesourcery.com>
11395 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
11396 elfos.h to tm_file.
11398 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
11400 * tree.h : Add multiple_of_p declaration.
11401 * fold-const.c (multiple_of_p): Make multiple_of_p public.
11402 * ipa-type-escape.c (results_of_malloc): Redundant.
11403 (visited_stmts): New. Visited stmt for walk_use_def_chains.
11404 (cast_type): Extended with new members.
11405 (check_cast): Returns cast_type.
11406 (cast): New structure for data of walk_use_def_chains.
11407 (is_malloc_result, is_cast_from_non_pointer_1,
11408 is_cast_from_non_pointer,
11409 is_array_access_through_pointer_and_index): New functions.
11410 (look_for_casts): Returns cast types.
11411 (check_call): Returns void.
11412 (okay_pointer_operation): Use support of pointer plus index,
11413 pointer plus constant and allow all multiplications.
11415 2007-03-11 Richard Guenther <rguenther@suse.de>
11417 PR tree-optimization/31115
11418 * tree-vrp.c (extract_range_from_binary_expr): Make sure
11419 the shift count is positive and non-anti-range for RSHIFT_EXPR.
11420 A shift count of zero is not special as with *_DIV_EXPR.
11421 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
11424 2007-03-11 Ian Lance Taylor <iant@google.com>
11426 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
11427 the *_DIV_EXPR codes correctly with overflow infinities.
11429 2007-03-11 Ira Rosen <irar@il.ibm.com>
11431 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
11432 indicate success/failure of the analysis. Add negation to subtrahend
11433 in case of subtraction. Fail if both operands contain constants.
11434 (create_data_ref): Fail if analyze_offset fails.
11436 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
11438 * config/i386/i386.md (frndintxf2): Rename to ...
11439 (rintxf2): ... this. Remove expander having same name.
11440 (rintsf2, rintdf2): Implement using SSEMODEF macro.
11441 (roundsf2, rounddf2): Ditto.
11442 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
11443 (lround<mode>di2, lround<mode>si2): Ditto.
11445 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
11447 * lower-subreg.c: Include except.h.
11448 (decompose_multiword_subregs): Verify that the only control flow
11449 insns we can split are loads to multi-words pseudos.
11450 Handle breaking such blocks after splitting, instead of calling
11451 find_many_sub_basic_blocks.
11453 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
11454 on the new basic block. Add a lengthy comment explaining why we
11455 thought this was necessary.
11456 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
11458 2007-03-10 Mark Mitchell <mark@codesourcery.com>
11461 * tree.c (walk_type_fields): Recurse into the element type of
11462 ARRAY_TYPEs if there is a pointer set.
11464 2007-03-10 Dirk Mueller <dmueller@suse.de>
11466 * c-common.c (warn_logical_operator): Fix condition.
11468 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
11470 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
11472 * config/darwin.c (machopic_select_section): Remove superfluous
11473 argument in call to categorize_decl_for_section. Remove unused
11476 2007-03-10 Joseph Myers <joseph@codesourcery.com>
11478 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
11480 * configure: Regenerate.
11482 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
11485 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
11486 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
11487 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
11488 Add LABEL_NUSES to emitted label.
11489 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
11490 branch probability value to emitted jump insn.
11491 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
11492 Do not check life information and do not re-arrange input operands
11493 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
11495 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
11497 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
11498 the change of decode_asm_operands.
11500 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
11502 * mode-switching.c (create_pre_exit): Skip blockage insn.
11504 2007-03-09 Diego Novillo <dnovillo@redhat.com>
11506 * tree-pass.h (TODO_update_smt_usage): Remove.
11508 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
11512 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11514 * pa.c (attr_length_call): Revise condition for long
11515 pc-relative branch.
11516 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
11517 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
11518 sequence on SOM target.
11520 2007-03-09 Geoffrey Keating <geoffk@apple.com>
11522 * gcc.c: Document %{, in big comment at top.
11523 (input_suffix_matches): Remove special handling for .s and
11525 (input_spec_matches): New.
11526 (handle_braces): Handle %{,.
11527 (validate_switches): ',' indicates a value which is not a switch.
11528 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
11529 to detect assembler input.
11530 * config/i386/sol2.h (CPP_SPEC): Likewise.
11531 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
11532 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
11533 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
11534 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
11535 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
11536 -m64 causes deployment target to default to 10.5.
11537 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
11539 2007-03-09 Richard Henderson <rth@redhat.com>
11542 * target.h (targetm.asm.out.reloc_rw_mask): New.
11543 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
11544 (TARGET_ASM_OUT): Use it.
11545 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
11546 * varasm.c (categorize_decl_for_section): Remove shlib argument;
11547 use the new reloc_rw_mask target hook instead.
11548 (default_section_type_flags_1): Merge into...
11549 (default_section_type_flags): ... here.
11550 (decl_readonly_section_1): Merge into...
11551 (decl_readonly_section): ... here.
11552 (default_elf_select_section_1): Merge into...
11553 (default_elf_select_section): ... here.
11554 (default_unique_section_1): Merge into...
11555 (default_unique_section): ... here.
11556 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
11557 (default_select_rtx_section): Use it.
11558 (default_elf_select_rtx_section): Likewise.
11559 * output.h: Update to match.
11560 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
11561 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
11562 (TARGET_ASM_RELOC_RW_MASK): New.
11563 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
11564 to categorize_decl_for_section.
11565 (x86_64_elf_unique_section): Likewise.
11566 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
11567 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
11568 (TARGET_ASM_RELOC_RW_MASK): New.
11569 * config/ia64/ia64.c (ia64_rwreloc_select_section,
11570 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
11571 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
11572 (TARGET_RWRELOC): Remove.
11573 (ia64_section_type_flags): Adjust call to default_section_type_flags.
11574 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
11575 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
11576 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
11577 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
11578 (rs6000_xcoff_select_section): Use decl_readonly_section.
11579 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
11580 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
11581 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
11582 (TARGET_SECTION_TYPE_FLAGS): Remove.
11583 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
11585 2007-03-09 Roger Sayle <roger@eyesopen.com>
11587 * fold-const.c (fold_comparison): Remove compile-time evaluation of
11588 complex constant equality/inequality comparisons for here.
11589 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
11590 known at compile-time or can be simplified to a scalar comparison.
11591 (fold_relational_const): Move compile-time evaluation of complex
11592 constant equality/inequality comparisons to here.
11594 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11596 PR rtl-optimization/30643
11597 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
11599 (fold_rtx): Recurse, like before 2006-11-03.
11601 2007-03-09 DJ Delorie <dj@redhat.com>
11603 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
11606 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
11608 PR tree-optimization/30375
11609 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
11610 LHS of statements is not the same.
11611 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
11613 2007-03-09 Chao-ying Fu <fu@mips.com>
11615 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
11617 * doc/invoke.texi (-mdspr2): Document new option.
11618 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
11619 New unspec for DSP REV 2.
11620 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
11621 these instructions are extended in DSP REV 2.
11622 (mips-dspr2.md): Include.
11623 * config/mips/mips.opt (mdspr2): New option.
11624 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
11625 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
11626 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
11627 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
11628 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
11629 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
11630 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
11632 (bdesc_map): Add one field of unsupported_target_flags.
11633 (bdesc_arrays): Update entries to have extra fields. Add
11635 (mips_init_builtins): Initialize new function types.
11636 Check unsupported_target_fileds to filter out builtins.
11637 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
11639 (ASM_SPEC): Pass mdspr2 to the assembler.
11640 * config/mips/mips-dspr2.md: New file.
11642 2007-03-09 Sa Liu <saliu@de.ibm.com>
11644 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
11646 2007-03-09 Ian Lance Taylor <iant@google.com>
11648 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
11649 argument) like -Wstrict-overflow=2.
11650 * doc/invoke.texi (Warning Options): Update documentation.
11652 2007-03-09 Dirk Mueller <dmueller@suse.de>
11655 * doc/invoke.texi (-Wlogical-op): Document.
11656 * common.opt (-Wlogical-op): New.
11657 * c-common.h (warn_logical_operator): Declare.
11658 * c-common.c (warn_logical_operator): Define.
11659 * c-typeck.c (parser_build_binary_op): Call
11660 warn_logical_operator.
11662 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11664 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
11665 * final.c (final_scan_insn): Test for non-"" file name.
11667 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
11669 * doc/loop.texi: Document the Omega linear constraints solver.
11670 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
11671 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
11672 omega-hash-table-size, omega-max-keys, and
11673 omega-eliminate-redundant-constraints.
11674 * tree-pass.h (pass_check_data_deps): Declared.
11677 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
11678 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
11679 pass_check_data_deps): New.
11680 * tree-data-ref.c (init_data_ref): Remove declaration.
11681 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
11682 (analyze_array): Renamed init_array_ref, move up initializations.
11683 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
11684 Removed arguments that are set to NULL.
11685 (analyze_indirect_ref): Correct indentation, correct call to
11687 (object_analysis): Call init_array_ref instead of analyze_array.
11688 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
11689 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
11690 of DR_ACCESS_FNS_ADDR.
11691 (init_omega_eq_with_af, omega_extract_distance_vectors,
11692 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
11693 ddr_consistent_p): New.
11694 (compute_affine_dependence): Check consistency of ddrs when
11695 flag_check_data_deps is passed.
11696 (analyze_all_data_dependences): Uncomment.
11697 (tree_check_data_deps): New.
11698 * tree-data-ref.h: Include omega.h.
11699 (DR_ACCESS_FNS_ADDR): Removed.
11700 (data_dependence_relation): Add inner_loop.
11701 (DDR_INNER_LOOP): New.
11702 * common.opt (fcheck-data-deps): New.
11703 * tree-flow.h (tree_check_data_deps): Declare.
11704 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
11705 (OBJS-common): Depend on omega.o.
11707 * passes.c (pass_check_data_deps): Scheduled.
11708 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
11709 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
11710 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
11711 PARAM_VECT_MAX_VERSION_CHECKS,
11712 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
11714 2007-03-09 Richard Guenther <rguenther@suse.de>
11716 PR tree-optimization/30904
11717 PR middle-end/31058
11718 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
11719 the same way as *_DIV_EXPR.
11721 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11723 * recog.c (decode_asm_operands): No mixed declarations and code.
11725 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11727 * rtl.def (ASM_INPUT): Add location.
11728 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
11729 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
11730 (decode_asm_operands): Add loc operand.
11731 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
11732 * stmt.c (expand_asm): Rename to...
11733 (expand_asm_loc): ... this. Add locus argument. Pass it on to
11734 gen_rtx_ASM_INPUT_loc.
11735 (expand_asm_expr): Adjust.
11736 * recog.c (decode_asm_operands): Add loc operand.
11737 (check_asm_operands, extract_insn): Adjust.
11738 * reload1.c (maybe_fix_stack_asms): Likewise.
11739 * final.c (asm_insn_count): Likewise.
11740 (final_scan_insn): Output # line before and after asm.
11742 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
11744 * tree-ssa-structalias.c (variable_info): Remove
11746 (new_var_info): Ditto.
11747 (shared_bitmap_info_t): New structure.
11748 (shared_bitmap_table): New variable.
11749 (shared_bitmap_hash): New function.
11750 (shared_bitmap_eq): Ditto
11751 (shared_bitmap_lookup): Ditto.
11752 (shared_bitmap_add): Ditto.
11753 (merge_smts_into): Change to take bitmap directly.
11754 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
11755 (init_alias_vars): Init shared bitmap hashtable.
11756 (delete_points_to_sets): Delete shared bitmap hashtable.
11757 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
11758 is_aliased removal as a change that was still necessary was
11761 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
11763 * config/i386/i386.h (override_options): Conditionally disable
11764 x86_sahf for 64bit targets only.
11766 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
11769 * c-decl.c (merge_decls): Don't call make_var_volatile.
11770 * varasm.c (make_var_volatile): Remove.
11771 * output.h (make_var_volatile): Remove.
11773 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
11775 PR tree-optimization/31085
11776 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
11778 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11780 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
11781 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
11782 ATTR_CONST_NOTHROW_LIST.
11784 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
11787 2007-03-08 Diego Novillo <dnovillo@redhat.com>
11789 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
11791 2007-03-08 Geoffrey Keating <geoffk@apple.com>
11794 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
11796 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
11797 passed, use shared libgcc.
11799 2007-03-08 Roger Sayle <roger@eyesopen.com>
11801 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
11802 instead of calling build2 with a GIMPLE_MODIFY_STMT.
11803 (honor_protect_cleanup_actions, lower_try_finally_switch):
11805 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
11806 ifc_temp_var): Likewise.
11807 * tree-inline.c (setup_one_parameter): Likewise.
11808 * tree-mudflap.c (mf_decl_cache_locals,
11809 mf_build_check_statement_for): Likewise.
11810 * tree-nested.c (init_tmp_var, save_tmp_var,
11811 finalize_nesting_tree_1): Likewise.
11812 * tree-outof-ssa.c (insert_copy_on_edge,
11813 insert_backedge_copies): Likewise.
11814 * tree-profile.c (tree_gen_edge_profiler,
11815 tree_gen_ic_profiler): Likewise.
11816 * tree-scalar-evolution.c (scev_const_prop): Likewise.
11817 * tree-sra.c (sra_build_assignment): Likewise.
11818 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
11819 * tree-ssa-math-opts.c (insert_reciprocals,
11820 execute_cse_sincos_1): Likewise.
11821 * tree-tailcall.c (adjust_accumulator_values,
11822 adjust_return_value): Likewise.
11823 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
11824 * tree-vect-transform.c (vect_create_data_ref_ptr,
11825 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
11826 vect_create_epilog_for_reduction, vectorizable_reduction,
11827 vectorizable_call, vectorizable_conversion,
11828 vectorizable_assignment, vectorizable_operation,
11829 vectorizable_type_demotion, vect_gen_widened_results_half,
11830 vect_permute_store_chain, vectorizable_store,
11831 vect_setup_realignment, vect_permute_load_chain,
11832 vectorizable_load, vectorizable_condition,
11833 vect_create_cond_for_align_checks): Likewise.
11834 * tree-vrp.c (build_assert_expr_for): Likewise.
11836 2007-03-08 Ian Lance Taylor <iant@google.com>
11838 * tree-vrp.c: Include "intl.h".
11839 (usable_range_p): New static function.
11840 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
11841 overflowed values, juts set *strict_overflow_p.
11842 (compare_values): Only return -2 if one of the operands is not a
11844 (compare_ranges): Call usable_range_p.
11845 (compare_range_with_value): Likewise.
11846 (vrp_evaluate_conditional_warnv): Rename from
11847 vrp_evaluate_conditional. Make static. Change all callers.
11848 (vrp_evaluate_conditional): New function.
11849 (simplify_div_or_mod_using_ranges): Issue warning about reliance
11850 on signed overflow.
11851 (simplify_abs_using_ranges): Likewise.
11852 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
11853 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
11854 within_stmt parameter.
11855 * tree-ssa-propagate.c (fold_predicate_in): Update call to
11856 vrp_evaluate_conditional.
11857 * tree-ssa-threadedge.c
11858 (record_temporary_equivalences_from_stmts_at_dest): Change
11859 simplify parameter to take a second tree parameter.
11860 (simplify_control_stmt_condition): Likewise.
11861 (thread_across_edge): Likewise.
11862 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
11863 (thread_across_edge): Likewise.
11864 * Makefile.in (tree-vrp.o): Depend upon intl.h.
11866 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
11868 * config/i386/i386.h (TARGET_SAHF): New define.
11869 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
11870 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
11871 (x86_sahf): New global variable.
11872 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
11873 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
11874 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
11875 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
11877 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
11878 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
11879 when expanding fcomi/sahf based tests.
11880 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
11881 expanding sahf based alternative. Emit sahf based sequence when
11882 optimizing for code size.
11883 * config/i386/i386.md (x86_sahf_1): Do not disable for
11884 TARGET_64BIT, enable for TARGET_SAHF.
11886 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
11888 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
11889 spurious whitespace from error message.
11891 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
11894 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
11896 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
11898 * c-decl.c (grokdeclarator): Disable warnings for anonymous
11900 * tree-sra.c (instantiate_element): Propagate disabled warnings
11901 from the element itself to the created variable.
11903 2007-03-07 Richard Henderson <rth@redhat.com>
11906 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
11907 silently fix up the stack in the case of a missing register.
11909 2007-03-07 Paul Brook <paul@codesourcery.com>
11911 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
11913 2007-03-07 Joseph Myers <joseph@codesourcery.com>
11915 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
11917 (phase1_vrs): Use them.
11918 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
11919 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
11920 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
11921 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
11922 __gnu_Unwind_Restore_WMMXC if required.
11923 (_Unwind_VRS_Pop): Implement iWMMXt support.
11924 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
11925 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
11926 gnu_Unwind_Save_WMMXC): Define.
11928 2007-03-07 Richard Sandiford <richard@codesourcery.com>
11930 * config/vxworks.h (vxworks_override_options): Declare.
11931 (VXWORKS_OVERRIDE_OPTIONS): Use it.
11932 * config/vxworks.c: Include target.h and toplev.h.
11933 (vxworks_override_options): New function.
11934 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
11936 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
11938 * config/s390/s390.c (override_options): Don't emit an error when
11939 -mstack-size is used without providing -mstack-guard.
11940 (s390_emit_prologue): Choose stack_guard value automatically if not
11941 provided via command line.
11942 * doc/invoke.texi: Adjust description of -mstack-guard and
11945 2007-03-07 Richard Sandiford <richard@codesourcery.com>
11947 * config/i386/i386.c (output_set_got): Add a GOT initialization
11948 sequence for VxWorks PIC.
11949 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
11950 around labels as well as symbols. Use gotoff_operand instead
11951 of local_symbolic_operand.
11952 (legitimize_pic_address): Use gotoff_operand instead of
11953 local_symbolic_operand. Use @GOT accesses for labels as
11955 (ix86_output_addr_diff_elt): Use PC-relative rather than
11956 GP-relative offsets for VxWorks PIC.
11957 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
11958 no_new_pseudos. Check whether the returned register is op0.
11959 * config/i386/i386.md (tablejump): Use PC-relative rather than
11960 GP-relative offsets for VxWorks PIC.
11961 * config/i386/predicates.md (gotoff_operand): New predicate.
11963 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11965 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
11967 * config/vxworks-dummy.h: New file.
11968 * config/i386/i386.h: Include it.
11970 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
11972 * dwarf2out.c (is_inlined_entry_point): New
11973 (add_high_low_attributes): Emit DW_AT_entry_pc along with
11974 DW_AT_ranges if the first subblock is the entry point.
11976 2007-03-06 David Daney <ddaney@avtrex.com>
11978 * doc/install.texi (mips-*-*): Change recommended binutils
11981 2007-03-06 Anatoly Sokolov <aesok@post.ru>
11983 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
11984 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
11986 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11987 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11989 2007-03-06 Jan Hubicka <jh@suse.cz>
11991 * errors.h (warning, error, fatal, internal_error): Mark as cold.
11992 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
11994 (probably_cold_bb_p): Cold functions are cold.
11995 (probably_never_executed_bb_p): Cold functions are cold.
11996 (tree_bb_level_predictions): Predict calls to cold functions as not
11998 (compute_function_frequency): Check hot/cold attributes.
11999 * function.h (function_frequency): Update comments.
12000 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
12001 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
12002 (c_common_att): Add cold and hot.
12004 * doc/extend.texi (hot,cold attributes): Document.
12006 2007-03-06 Andrew Haley <aph@redhat.com>
12008 * function.c (expand_function_end): Move blockage to just after we
12009 emit the label for the naked return from the function.
12011 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12013 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
12016 2007-03-06 Jan Hubicka <jh@suse.cz>
12018 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
12019 loaded for constant large models. Non-large 64bit PIC can do.
12020 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
12021 * cmodel.h: Add LARGE PIC.
12022 * i386.md (UNSPEC_PLTOFF): New.
12023 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
12025 (*call_1_rex64): Disable for large models.
12026 (*call_1_rex64_large): New.
12027 (*call_value_1_rex64): Disable for large models.
12028 (*call_value_1_rex64_large): New.
12029 (set_rip_rex4): New.
12030 (set_got_offset_rex64): New.
12031 * predicates.md (constant_call_address_operand): For large model
12032 constant calls are not possible.
12033 * i386-protos.h (construct_plt_address): Declare.
12034 * i386.c (override_options): Accept large models.
12035 (ix86_expand_prologue): Expand large PIC GOT pointer load.
12036 (legitimate_constant_p): Add new UNSPECs.
12037 (legitimate_pic_operand_p): Likewise.
12038 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
12039 (legitimize_pic_address): Do easy RIP relative way for TLS only for
12041 (output_pic_addr_const): Add PLTOFF.
12042 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
12043 (ix86_expand_move): Legitimize pic address when in PIC mode.
12044 (construct_plt_address): New function.
12045 (ix86_expand_call): Offload the address to register and use GOT
12046 pointer for large model.
12047 * invoke.texi (mcmodel=large): Update documentation.
12049 2007-03-06 Richard Henderson <rth@redhat.com>
12051 * config/i386/i386.c (x86_use_leave, x86_push_memory,
12052 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
12053 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
12054 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
12055 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
12056 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
12057 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
12058 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
12059 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
12060 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
12061 x86_partial_reg_dependency, x86_memory_mismatch_stall,
12062 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
12063 x86_sse_partial_reg_dependency, x86_sse_split_regs,
12064 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
12065 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
12066 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
12067 x86_schedule, x86_use_bt, x86_pad_returns,
12068 x86_use_xchgb): Merge into ...
12069 (ix86_tune_features): ... here. New array.
12070 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
12071 x86_bswap): Merge into ...
12072 (ix86_arch_features): ... here. New array.
12073 (x86_3dnow_a): Remove.
12074 (x86_accumulate_outgoing_args): Make static.
12075 (x86_arch_always_fancy_math_387): Make static.
12076 (ix86_tune_mask, ix86_arch_mask): Move ...
12077 (override_options): ... to local variables here. Apply the
12078 appropriate mask to each element of ix86_arch_features and
12079 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
12080 as were done in the old macros.
12081 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
12082 * config/i386/i386.h (x86_use_leave, x86_push_memory,
12083 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
12084 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
12085 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
12086 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
12087 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
12088 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
12089 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
12090 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
12091 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
12092 x86_partial_reg_dependency, x86_memory_mismatch_stall,
12093 x86_accumulate_outgoing_args, x86_prologue_using_move,
12094 x86_epilogue_using_move, x86_decompose_lea,
12095 x86_arch_always_fancy_math_387, x86_shift1,
12096 x86_sse_partial_reg_dependency, x86_sse_split_regs,
12097 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
12098 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
12099 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
12100 x86_use_incdec, x86_pad_returns, x86_bswap,
12101 x86_partial_flag_reg_stall): Remove.
12102 (enum ix86_tune_indices): New.
12103 (ix86_tune_features): New.
12104 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
12105 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
12106 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
12107 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
12108 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
12109 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
12110 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
12111 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
12112 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
12113 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
12114 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
12115 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
12116 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
12117 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
12118 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
12119 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
12120 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
12121 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
12122 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
12123 TARGET_EXT_80387_CONSTANTS): Use it.
12124 (enum ix86_arch_indices): New.
12125 (ix86_arch_features): New.
12126 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
12127 TARGET_BSWAP): Use it.
12128 (ix86_tune_mask, ix86_arch_mask): Remove.
12130 2007-03-06 Joseph Myers <joseph@codesourcery.com>
12133 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
12134 Define using $${sysroot_headers_suffix}.
12135 * configure: Regenerate.
12136 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
12137 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
12139 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
12140 * gcc.c (print_sysroot_headers_suffix): New.
12141 (option_map): Include --print-sysroot-headers-suffix.
12142 (display_help): Mention -print-sysroot-headers-suffix.
12143 (process_command): Handle -print-sysroot-headers-suffix.
12144 (do_spec_1): Append multilib directory to include-fixed path if
12145 sysroot suffixes in use.
12146 (main): Handle -print-sysroot-headers-suffix.
12147 * Makefile.in (start.encap): Don't depend on xlimits.h
12148 (xlimits.h): Remove.
12149 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
12150 limits.h for each multilib in fixinc_list.
12151 (fixinc_list, s-fixinc_list): New.
12152 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
12153 generate them for each multilib in fixinc_list.
12154 (stmp-fixproto): Use include-fixed. Run fixproto for each
12155 multilib in fixinc_list.
12156 (mostlyclean): Don't remove xlimits.h.
12157 (clean): Remove include-fixed.
12158 (real-install-headers-tar, real-install-headers-cpio,
12159 real-install-headers-cp): Don't copy include, only include-fixed.
12160 (install-mkheaders): Depend on fixinc_list. Don't depend on
12161 xlimits.h. Save limits.h files for each multilib in fixinc_list.
12162 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
12163 SYSTEM_HEADER_DIR setting in mkheaders.conf.
12165 2007-03-06 Jan Hubicka <jh@suse.cz>
12167 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
12170 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12172 * configure.ac: Allow tm_file to contain build-directory files.
12173 * configure: Regenerate.
12174 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
12175 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
12176 * config/m68k/print-sysroot-suffix.sh: New file.
12178 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12180 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
12181 of pic_offset_table_rtx if reload_completed.
12182 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
12183 PIC_OFFSET_TABLE_REGNUM.
12184 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
12186 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
12187 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
12189 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12191 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
12192 functions that call eh_return.
12194 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12196 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
12197 functions that need a constant pool.
12199 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12202 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
12203 (m68k_preferred_reload_class): Likewise.
12204 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
12205 (SECONDARY_RELOAD_CLASS): Define.
12206 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
12207 (LIMIT_RELOAD_CLASS): Delete.
12208 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
12209 registers from storing bytes.
12210 (m68k_secondary_reload_class): New function.
12211 (m68k_preferred_reload_class): Likewise.
12213 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12215 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
12217 (m68k_expand_prologue): Likewise.
12219 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12221 * config/m68k/m68k-protos.h (output_sibcall): Declare.
12222 (mips_expand_epilogue): Add a bool parameter.
12223 (m68k_legitimize_sibcall_address): Declare.
12224 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
12225 (m68k_expand_epilogue): Add a parameter to select between sibling
12226 and normal epilogues. Only generate a return for the latter.
12227 (m68k_ok_for_sibcall_p): New function.
12228 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
12229 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
12230 (sibcall_value, *sibcall_value): Likewise.
12231 (*call, *call_value): Require !SIBLING_CALL_P.
12232 (epilogue): Update call to m68k_expand_epilogue.
12233 (sibcall_epilogue): New pattern.
12234 * config/m68k/predicates.md (const_call_operand): Say that this
12235 predicate applies to sibling calls too.
12236 (sibcall_operand): New predicate.
12238 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12240 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
12241 alternatives as movsi_cf.
12242 (movsf_cf_hard): Add commentary.
12244 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
12245 Richard Sandiford <richard@codesourcery.com>
12247 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
12248 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
12249 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
12250 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
12251 as being live on exit from an interrupt function.
12252 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
12253 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
12254 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
12255 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
12256 (m68k_interrupt_function_p): Globalize.
12257 (m68k_compute_frame_layout): Remove reverse mask code.
12258 (m68k_emit_movem, m68k_set_frame_related): New functions.
12259 (m68k_output_function_prologue): Delete in favor of...
12260 (m68k_expand_prologue): ...this new function.
12261 (m68k_output_function_epilogue): Delete in favor of...
12262 (m68k_expand_epilogue): ...this new function.
12263 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
12265 (print_operand): Handle %?.
12266 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
12267 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
12268 (prologue, epilogue): New patterns.
12269 (return): Turn into a define_expand.
12270 (*return): New pattern, derived from old "return" pattern. Use rte
12271 rather than rts for interrupt functions. Only use rtd if the pop
12273 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
12274 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
12275 (link, *link, unlink, *unlink, load_got): Likewise.
12277 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12281 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
12282 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
12283 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
12284 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
12285 and m68k_matches_u_p.
12286 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
12287 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
12288 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
12289 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
12290 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
12291 (REG_STRICT_P): New macro.
12292 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
12293 PCREL_GENERAL_OPERAND_OK.
12294 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
12295 m68k_legitimate_base_reg_p.
12296 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
12297 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
12298 (PIC_CASE_VECTOR_ADDRESS): Update comment.
12299 * config/m68k/m68k.c (m68k_address): New structure.
12300 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
12301 (m68k_decompose_index, m68k_legitimate_constant_address_p)
12302 (m68k_jump_table_ref_p, m68k_decompose_address)
12303 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
12304 (m68k_matches_u_p): New functions.
12305 (print_operand_address): Rewrite to use m68k_decompose_index.
12307 2007-03-05 David Taylor <dtaylor@emc.com>
12309 * gcc.c: Correct copyright date in --version output.
12311 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12313 * pa.md: In unamed move patterns, disparge copies between general
12314 and floating point registers using '?' modifier. Don't include 'f'
12315 constraint for register preferences in DImode, SImode, HImode and
12316 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
12317 Remove constraints for copies between general and floating registers
12318 in soft-float DFmode pattern.
12319 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
12323 2007-03-05 Mike Stump <mrs@apple.com>
12325 * c-common.c (targetcm): Add.
12326 * c-opts.c (c_common_handle_option): Handle language specific
12328 * opts.c (handle_option): Verify language for target options, if
12330 * opth-gen.awk: Add CL_LANG_ALL.
12331 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
12332 (TARGETCM_INITIALIZER): Add.
12333 * target.h (struct gcc_targetcm): Add.
12335 * targhooks.c (default_handle_c_option): Add.
12336 * targhooks.h (default_handle_c_option): Add.
12337 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
12339 * config/darwin.opt (iframework): Add.
12340 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
12341 * config/darwin-c.c (handle_c_option): Add.
12342 (TARGET_HANDLE_C_OPTION): Add.
12344 * doc/invoke.texi (Darwin Options): Add -iframework.
12346 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12348 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
12351 2007-03-05 Ian Lance Taylor <iant@google.com>
12353 * c.opt (fgnu89-inline): New option.
12354 * c-opts.c (c_common_post_options): Set default value for
12356 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
12357 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
12359 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
12360 (grokdeclarator, start_function): Likewise.
12361 * c-cppbuiltin.c (c_cpp_builtins): Define either
12362 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
12363 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
12364 (C Dialect Options): Document -fgnu89-inline.
12365 * doc/extend.texi (Function Attributes): Explain what the
12366 gnu_inline attribute does.
12367 * doc/cpp.texi (Common Predefined Macros): Document
12368 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
12370 2007-03-05 Ian Lance Taylor <iant@google.com>
12372 PR tree-optimization/31034
12373 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
12374 half-range if the other side is an overflow infinity.
12376 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
12378 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
12379 (bfin*-linux-uclibc*): New configuration.
12380 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
12382 * config/bfin/linux.h: New file.
12383 * config/bfin/libgcc-bfin.ver: New file.
12384 * config/bfin/t-bfin-uclinux: New file.
12385 * config/bfin/t-bfin-linux: New file.
12386 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
12387 (TARGET_OS_CPP_BUILTINS): New macro.
12389 2007-03-05 Richard Guenther <rguenther@suse.de>
12391 * fold-const.c (fold_binary): Remove duplicate folding
12392 of comparison of non-null ADDR_EXPR against null.
12394 2007-03-05 Richard Guenther <rguenther@suse.de>
12395 Dorit Nuzman <dorit@il.ibm.com>
12397 PR tree-optimization/26420
12398 * tree-vectorizer.c (vectorize_loops): Bail out early if there
12399 are no loops in the function. Only print the number of
12400 vectorized loops if it is greater than zero or we are supposed
12401 to print information about unvectorized loops.
12403 2007-03-05 Revital Eres <eres@il.ibm.com>
12405 * gcc.dg/var-expand1.c: New test.
12406 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
12407 when an accumulator is expanded.
12409 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12412 * c-common.c (convert_and_check): Don't give warnings for
12413 conversion if 'expr' already overflowed.
12415 2007-03-04 Roger Sayle <roger@eyesopen.com>
12417 PR middle-end/30744
12418 * fold-const.c (fold_comparison): Enforce type consistency when
12419 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
12421 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
12423 * tree-ssa-address.c (create_mem_ref): Do not put an expression
12424 containing a cast to the base of TARGET_MEM_REF.
12426 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
12428 * tree.c (tree_contains_struct_check_failed): Remove spurious
12429 whitespace from error message.
12431 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
12434 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
12435 instead of precision.
12437 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
12438 Nathan Sidwell <nathan@codesourcery.com>
12440 * emit-rtl.c (find_auto_inc): New.
12441 (try_split): recreate REG_INC notes,
12442 Use regular for loops rather than whiles.
12444 2007-03-03 Andreas Schwab <schwab@suse.de>
12446 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
12447 * configure: Regenerate.
12449 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12451 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
12452 flag_rounding_math, not flag_unsafe_math_optimizations.
12454 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
12456 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
12457 alpha_fold_vector_minmax): Likewise.
12458 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
12459 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
12461 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
12463 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
12464 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
12465 if the lhs has side-effects.
12466 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
12468 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12470 * config/i386/i386.h (TUNEMASK): Remove define.
12471 (ARCHMASK): Remove define.
12472 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
12473 Use ix86_arch_mask variable instead of ARCHMASK.
12474 * config/i386/i386.c (override_options): Ditto.
12475 (standard_80387_constant_p): Ditto.
12477 2007-03-02 Ian Lance Taylor <iant@google.com>
12479 Used signed infinities in VRP.
12480 * tree-vrp.c (uses_overflow_infinity): New static function.
12481 (supports_overflow_infinity): New static function.
12482 (make_overflow_infinity): New static function.
12483 (negative_overflow_infinity): New static function.
12484 (positive_overflow_infinity): New static function.
12485 (is_negative_overflow_infinity): New static function.
12486 (is_positive_overflow_infinity): New static function.
12487 (is_overflow_infinity): New static function.
12488 (overflow_infinity_range_p): New static function.
12489 (compare_values_warnv): New function split out of compare_values.
12490 (compare_value): Call it.
12491 (set_value_range_to_nonnegative): Add overflow_infinity
12492 parameter. Change caller.
12493 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
12495 (vrp_expr_computes_nonzero): Likewise.
12496 (compare_ranges, compare_range_with_value): Likewise.
12497 (compare_name_with_value, compare_names): Likewise.
12498 (vrp_evaluate_conditional): Likewise.
12499 (set_value_range): Handle infinity
12500 (vrp_operand_equal_p, operand_less_p): Likewise.
12501 (extract_range_from_assert): Likewise.
12502 (vrp_int_const_binop): Likewise.
12503 (extract_range_from_binary_expr): Likewise.
12504 (extract_range_from_unary_expr): Likewise.
12505 (extract_range_from_comparison): Likewise.
12506 (extract_range_from_expr): Likewise.
12507 (dump_value_range): Likewise.
12508 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
12509 (test_for_singularity): Likewise.
12510 (vrp_int_const_binop): Remove inline qualifier.
12511 (adjust_range_with_scev): Add comment.
12512 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
12514 2007-03-02 Diego Novillo <dnovillo@redhat.com>
12516 * tree-ssa-structalias.c (could_have_pointers): Tidy.
12517 (get_constraint_for): Likewise.
12518 (do_structure_copy): Likewise.
12519 (find_func_aliases): Fix references to MODIFY_EXPR.
12520 (intra_create_variable_infos): Tidy.
12521 * tree-ssa-operands.c (add_virtual_operand): Add argument
12523 When adding members of alias sets, if IS_CALL_SITE is true and
12524 the symbol is not call-clobbered, skip it.
12525 Adjust all callers.
12527 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
12529 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
12530 entry by means of emit_insn_at_entry.
12532 2007-03-02 Richard Henderson <rth@redhat.com>
12534 * expr.h (promoted_input_arg): Remove decl.
12535 * function.c (promoted_input_arg): Merge into ...
12536 * combine.c (setup_incoming_promotions): ... only caller.
12537 Rearrange to avoid double loop.
12539 2007-03-02 Ben Elliston <bje@au.ibm.com>
12540 Peter Bergner <bergner@vnet.ibm.com>
12541 Janis Johnson <janis187@us.ibm.com>
12543 * config/rs6000/dfp.md: New file.
12544 * config/rs6000/rs6000.md: Include dfp.md.
12545 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
12546 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
12547 and TDmode decimal float modes in FP registers.
12548 (num_insns_constant): Likewise.
12549 (rs6000_legitimate_offset_address_p): Likewise.
12550 (rs6000_legitimize_address): Likewise.
12551 (rs6000_legitimize_reload_address): Likewise.
12552 (rs6000_legitimate_address): Likewise.
12553 (rs6000_emit_move): Likewise.
12554 (function_arg_boundary): Likewise.
12555 (function_arg_advance): Likewise.
12556 (rs6000_darwin64_record_arg_recurse): Likewise.
12557 (function_arg): Likewise.
12558 (rs6000_gimplify_va_arg): Likewise.
12559 (rs6000_split_multireg_move): Likewise.
12560 (rs6000_output_function_epilogue): Likewise.
12561 (rs6000_output_function_epilogue): Likewise.
12562 (rs6000_register_move_cost): Likewise.
12563 (rs6000_function_value): Likewise.
12564 (rs6000_libcall_value): Likewise.
12566 2007-03-02 Richard Sandiford <richard@codesourcery.com>
12568 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
12570 2007-03-02 Richard Sandiford <richard@codesourcery.com>
12572 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
12573 Use $MULTIDIR to choose between the kernel and RTP headers,
12574 and use $WIND_BASE and $WIND_USR to locate them.
12576 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12578 * config/i386/i386.c (override_options): Put initialization of
12579 ix86_tune_mask and ix86_arch_mask to the correct place.
12581 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12582 Michael Meissner <michael.meissner@amd.com>
12585 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
12586 (ARCHMASK): Define.
12587 (TARGET_CMOVE): Use ARCHMASK.
12588 (TARGET_CMPXCHG): Ditto.
12589 (TARGET_CMPXCHG8B): Ditto.
12590 (TARGET_XADD): Ditto.
12591 (TARGET_BSWAP): Ditto.
12592 * config/i386/i386.c (ix86_tune_mask): New global variable.
12593 (ix86_arch_mask): Ditto.
12594 (override_options): Initialize ix86_tune_mask and
12595 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
12598 2007-03-02 Ben Elliston <bje@au.ibm.com>
12601 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
12603 2007-03-02 Joseph Myers <joseph@codesourcery.com>
12605 * target.h (init_dwarf_reg_sizes_extra): New target hook.
12606 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
12607 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
12608 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
12610 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
12611 rs6000_init_dwarf_reg_sizes_extra): New.
12612 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
12613 SPE register high parts.
12615 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
12617 * Makefile.in: Add install-pdf target as
12618 copied from automake v1.10 rules.
12619 * configure.ac: Add install-pdf to target list.
12620 * configure: Regenerate.
12622 2007-03-01 Paul Brook <paul@codesourcery.com>
12624 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
12625 modes to LDRD for DImode.
12626 (output_move_double): Fixup out of range ldrd/strd.
12627 (vfp_secondary_reload_class): Rename...
12628 (coproc_secondary_reload_class): ... to this. Add wb argument.
12629 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
12630 coproc_secondary_reload_class for CLASS_IWMMXT.
12631 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
12632 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
12634 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
12636 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
12637 unroll factor by the estimated number of iterations.
12638 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
12639 than prefetch latency.
12641 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
12642 decode_caches_intel, detect_caches_intel): New functions.
12643 (host_detect_local_cpu): Use detect_caches_amd and
12644 detect_caches_intel.
12646 2007-03-01 Richard Henderson <rth@redhat.com>
12648 * expr.c (emit_move_complex_push): Export.
12649 (emit_move_complex_parts): Split out from ...
12650 (emit_move_complex): ... here.
12651 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
12652 * config/i386/i386.md (movcdi): New.
12654 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
12656 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
12657 size of mode1 to check for tieable modes in MMX case.
12659 2007-03-01 Richard Sandiford <richard@codesourcery.com>
12661 * Makefile.in (rtlanal.o): Depend on tree.h.
12662 * rtl.h (offset_within_section_p, split_const): Declare.
12663 * rtlanal.c: Include tree.h.
12664 (offset_within_block_p): New function, taken from
12665 mips_offset_within_object_p.
12666 (split_const): New function, taken from mips_split_const.
12667 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
12669 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
12670 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
12671 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
12672 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
12673 (m68k_illegitimate_symbolic_constant_p): New function.
12674 * config/m68k/m68k.md (movsi): Remove misleading predicates.
12675 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
12676 symbolic constant that might be outside the symbol's section,
12677 move the symbol first and then add the offset.
12678 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
12680 * config/mips/mips.c (mips_split_const): Delete.
12681 (mips_offset_within_object_p): Delete.
12682 (mips_symbolic_constant_p): Use offset_within_section_p and
12683 split_const instead of mips_offset_within_object_p and
12685 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
12686 (mips_legitimize_const_move, print_operand_reloc)
12687 (mips_dangerous_for_la25_p): Use split_const instead of
12690 2007-02-28 Eric Christopher <echristo@apple.com>
12692 * Makefile.in (install-include-dir): Don't rm -rf include.
12694 2007-02-28 Richard Guenther <rguenther@suse.de>
12696 PR middle-end/30364
12697 * fold-const.c (fold_binary): Do not associate expressions
12698 with more than one variable for integer types that do not wrap.
12700 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
12702 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
12703 Delete, and replace with...
12704 (fold_builtin_call_array): This. Update callers to use it.
12705 * fold-const.c (fold_build_call_list): Delete, and replace with...
12706 (fold_build_call_array): This.
12707 (fold_build_call_list_initializer): Delete, and replace with...
12708 (fold_build_call_array_initializer): This.
12709 * tree.h: Update declarations to reflect above changes.
12711 * c-typeck.c (build_function_call): Store converted arguments
12712 in a stack-allocated array instead of building a list.
12713 (convert_arguments): Store arguments in the array passed in as an
12714 argument, and return the actual number of arguments.
12715 * c-format.c: (check_function_format): Pass arguments in an
12716 array instead of a list.
12717 * c-common.c (check_function_nonnull): Likewise.
12718 (check_function_sentinel): Likewise.
12719 (check_function_arguments): Likewise.
12720 * c-common.h: Update declarations to reflect above changes.
12722 2007-02-28 Jan Hubicka <jh@suse.cz>
12724 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
12725 PRED_NEGATIVE_RETURN): Update outcomes.
12727 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
12729 * calls.c (emit_library_call_value_1): Handle partial registers
12730 correctly when building up CALL_INSN_FUNCTION_USAGE.
12732 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12734 * pa/predicates.md (move_src_operand): Allow zero for mode.
12735 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
12738 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
12741 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
12742 *movv2df_internal): Enable pattern only for valid operand
12744 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
12745 tie only 128bit modes. For MMX registers, tie only 64bit modes.
12747 2007-02-27 Mike Stump <mrs@apple.com>
12749 * config/darwin-crt3.c: Avoid compilation when compiling for a
12752 2007-02-27 Joseph Myers <joseph@codesourcery.com>
12754 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
12756 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
12757 for fixed headers and limits.h.
12758 (install-include-dir, install-headers-tar, install-headers-cpio,
12759 install-headers-cp, real-install-headers-tar,
12760 real-install-headers-cpio, real-install-headers-cp): Handle
12761 include-fixed as well as include.
12762 (install-mkheaders): Don't install files that go only in include
12764 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
12765 from GCC_INCLUDE_DIR.
12766 * gcc.c (process_command): Remove special -BstageN/ handling.
12767 (do_spec_1): Add include-fixed directories.
12769 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12771 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
12773 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
12775 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
12778 2007-02-27 Mark Mitchell <mark@codesourcery.com>
12780 * c-common.c (get_priority): Add check for
12781 SUPPORTS_INIT_PRIORITY.
12783 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12785 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
12787 * config/bfin/bfin.c: Include "cfglayout.h".
12788 (MAX_LSETUP_DISTANCE): New macro.
12789 (struct loop_info): New members incoming, incoming_src and
12790 incoming_dest. Delete member predecessor.
12791 (length_for_loop): New function.
12792 (bfin_optimize_loop): Handle more different loop structures.
12793 (bfin_discover_loop): Rework detection of predecessor blocks by
12794 examining incoming edges.
12795 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
12797 (bfin_reorder_loops): New function.
12798 (bfin_reorg_loops): Use these three new functions.
12800 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
12801 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
12802 (CONSTRAINT_LEN): Add entry for 'q'.
12803 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
12804 Add 'q' constraints.
12805 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
12806 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
12808 * config/bfin/bfin.md (add_with_carry): New pattern.
12809 (s_or_u, su_optab, su_modifier): New code macros/attrs.
12810 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
12811 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
12812 support unsigned multiplies too. Removed incorrect commutativity from
12813 operand 1 constraint where appropriate.
12814 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
12816 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
12817 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
12819 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
12820 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
12821 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
12822 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
12823 usmulhisi_hh_huh): New patterns.
12825 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
12826 lshifthi3): Fix output template to use half reg for operand 2.
12828 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
12831 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
12833 2007-02-27 Andreas Schwab <schwab@suse.de>
12835 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
12837 2007-02-27 Jan Hubicka <jh@suse.cz>
12839 * predict.c (last_basic_block_p): Remove.
12840 (tree_estimate_probability): Update return heuristic for commonized
12843 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
12845 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
12847 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
12849 * doc/include/gcc-common.texi (versionsubtitle): New macro.
12850 * doc/cpp.texi: Standardize title page.
12851 * doc/cppinternals.texi: Likewise.
12852 * doc/gcc.texi: Standardize title page, remove version number
12853 from copyright page.
12854 * doc/gccint.texi: Likewise.
12855 * doc/install.texi: Standardize title page, add table of
12858 2007-02-26 Jan Hubicka <jh@suse.cz>
12860 * predict.def: Set outcomes according to more recent results.
12861 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
12862 Remove dead predictors.
12863 * predict.c (return_prediction): Fix pasto.
12865 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12867 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
12868 change; avoid a memory leak when returning early.
12870 2007-02-26 Mark Mitchell <mark@codesourcery.com>
12872 * c-decl.c (static_ctors): Move to c-common.c.
12873 (static_dtors): Likewise.
12874 (finish_function): Use c_record_cdtor_fn.
12875 (build_cdtor): Move to c-common.c.
12876 (c_write_global_declarations): Use c_build_cdtor_fns.
12877 * c-common.h (static_ctors): Declare.
12878 (static_dtors): Likewise.
12879 (c_record_cdtor_fn): Likewise.
12880 (c_build_cdtor_fns): Likewise.
12881 * c-common.c (static_ctors): New variable.
12882 (static_dtors): Likewise.
12883 (c_record_cdtor_fn): New function.
12884 (build_cdtor): Move from c-decl.c
12885 (c_build_cdtor_fns): New function.
12887 * output.h (assemble_addr_to_section): Declare.
12888 (get_cdtor_priority_section): Likewise.
12889 * varasm.c (assemble_addr_to_section): New function.
12890 (get_cdtor_priority_section): Likewise.
12891 (default_named_section_asm_out_destructor): Use them.
12892 (destor_dtor_section_asm_out_destructor): Likewise.
12893 (default_named_section_asm_out_constructor): Likewise.
12894 (default_ctor_section_asm_out_constructor): Likewise.
12895 * config.gcc (*-*-vxworks*): Include vxworks.o.
12896 * config/t-vxworks (vxworks.o): New target.
12897 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
12898 (TARGET_ASM_CONSTRUCTOR): Define.
12899 (TARGET_ASM_DESTRUCTOR): Likewise.
12900 (vxworks_asm_out_constructor): Declare.
12901 (vxworks_asm_out_destructor): Likewise.
12903 * c-common.c (get_priority): Check that we have not just an
12904 INTEGER_CST, but an integer constant with integeral type.
12906 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
12908 PR tree-optimization/30938
12909 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
12910 use &dt[nargs-1] instead of &dt[nargs] in the call to
12911 vect_is_simple_use().
12913 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
12915 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
12916 from register elimination as PRE_MODIFY / POST_MODIFY increments.
12917 Do not attempt to handle MEM inside auto-inc expressions.
12918 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
12919 of a register modified by an auto-inc expression. However, do handle
12920 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
12921 (elimination_effects): Prohibit elimination of a register modified
12922 by an auto-inc expression. Disable register elimination rules whose
12923 target register is modified by an auto-inc expression with variable
12926 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
12928 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
12930 (array_at_struct_end_p): New function.
12931 (idx_infer_loop_bounds): Use it.
12932 (estimate_numbers_of_iterations_loop): Export.
12933 * predict.c (predict_loops): Use estimated_loop_iterations_int.
12934 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
12935 (tree_estimate_probability): Call record_loop_exits.
12936 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
12937 (estimated_loop_iterations, estimated_loop_iterations_int,
12938 estimated_loop_iterations_tree): New functions.
12939 (analyze_siv_subscript_cst_affine,
12940 compute_overlap_steps_for_affine_1_2,
12941 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
12942 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
12943 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
12944 (PRED_LOOP_ITERATIONS_GUESSED): New.
12945 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
12946 * cfgloop.h (estimate_numbers_of_iterations_loop,
12947 estimated_loop_iterations_int): Declare.
12949 2007-02-25 Mark Mitchell <mark@codesourcery.com>
12951 * doc/extend.texi: Document optional priority argument to
12952 constructors and destructors.
12953 * tree.c (init_priority_for_decl): Adjust GTY markers.
12954 (init_ttree): Use priority-info hash functions for
12955 init_priority_for_decl.
12956 (tree_map_eq): Rename to ...
12957 (tree_map_base_eq): ... this.
12958 (tree_map_marked_p): Rename to ...
12959 (tree_map_base_marked_p): ... this.
12960 (tree_map_base_hash): New function.
12961 (decl_init_priority_lookup): Rework.
12962 (decl_fini_priority_lookup): New function.
12963 (decl_priority_info): New function.
12964 (decl_init_priority_insert): Use it.
12965 (decl_fini_priority_insert): Likewise.
12966 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
12968 (decl_restrict_base_insert): Likewise.
12969 (decl_debug_expr_insert): Likewise.
12970 (decl_value_expr_lookup): Likewise.
12971 (decl_value_expr_insert): Likewise.
12972 * tree.h (priority_type): New type.
12973 (decl_init_priority_lookup): Use priority_type.
12974 (decl_fini_priority_lookup): New function.
12975 (decl_init_priority_insert): Use priority_type.
12976 (decl_fini_priority_insert): New function.
12977 (DECL_HAS_INIT_PRIORITY): Tweak comments.
12978 (DECL_INIT_PRIORITY): Likewise.
12979 (SET_DECL_INIT_PRIORITY): Add comment.
12980 (DECL_FINI_PRIORITY): New macro.
12981 (SET_DECL_FINI_PRIORITY): Likewise.
12982 (DEFAULT_INIT_PRIORITY): Document.
12983 (MAX_INIT_PRIORITY): Likewise.
12984 (MAX_RESERVED_INIT_PRIORITY): Likewise.
12985 (tree_map_base): New type.
12986 (tree_map_base_eq): New function.
12987 (tree_map_base_hash): Likewise.
12988 (tree_map_base_marked_p): Likewise.
12989 (tree_map): Inherit from tree_map_base.
12990 (tree_map_eq): Make it a macro.
12991 (tree_map_marked_p): Likewise.
12992 (tree_int_map): Inherit from tree_map_base.
12993 (tree_int_map_eq): Make it a macro.
12994 (tree_int_map_hash): Likewise.
12995 (tree_int_map_marked_p): Likewise.
12996 (tree_priority_map): New type.
12997 (tree_priority_map_eq): New macro.
12998 (tree_priority_map_hash): Likewise.
12999 (tree_priority_map_marked_p): Likewise.
13000 * varasm.c (emults_decl): Adjust for refactoring of tree_map
13002 (emutls_common_1): Likewise.
13003 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
13004 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
13005 of tree_map hierarchy.
13006 * tree-cfg.c (move_stmt_r): Likewise.
13007 (new_label_mapper): Likewise.
13008 * c-tree.h (c_expand_body): Move to ...
13009 * c-common.h (c_expand_body): ... here.
13010 * c-decl.c (c_expand_body): Move to ...
13011 * c-common.c (c_expand_body): ... here.
13012 (c_common_attribute_table): Allow 1 argument for the constructor
13013 and destructor attributes.
13014 (get_priority): New function.
13015 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
13016 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
13018 2007-02-24 Jan Hubicka <jh@suse.cz>
13020 PR middle-end/30509
13021 * tree-inline.c (copy_bb): Produce exact copy of EH info when
13022 copying for inlining.
13024 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
13025 Jan Hubicka <jh@suse.cz>
13028 * i386.c (counter_mode): New function.
13029 (expand_set_or_movmem_via_loop): Use it.
13030 (expand_movmem_epilogue): Likewise; fix pasto.
13031 (ix86_expand_movmem): Do emit guard even for constant counts.
13032 (ix86_expand_setmem): Likewise.
13034 2007-02-25 Nick Clifton <nickc@redhat.com>
13036 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
13037 (JUMP_TABLES_IN_TEXT_SECTION): Define.
13039 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
13042 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
13043 count argument with 0x10, not with 0x16.
13044 (expand_setmem_epilogue): Ditto.
13046 2007-02-24 Mike Stump <mrs@apple.com>
13048 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
13051 2007-02-24 Richard Guenther <rguenther@suse.de>
13053 PR middle-end/30951
13054 * fold-const.c (fold_binary): Fold x +- CST op x for
13055 EQ_EXPR and NE_EXPR.
13057 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13059 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
13061 2007-02-24 Jan Hubicka <jh@suse.cz>
13063 * cgraphunit.c (decide_is_function_needed): Honor
13064 -fkeep-inline-functions.
13066 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13068 * builtins.c (fold_builtin_modf): New.
13069 (fold_builtin_2): Use it.
13071 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
13073 * loop-iv.c (implies_p): Detect additional cases where A implies B.
13074 (determine_max_iter): Take additional LOOP arg; all callers changed.
13075 Lose broken logic dealing with PLUS. Try to limit the upper bound by
13076 one using simplifications.
13077 (simplify_using_initial_values): Return if the expression becomes
13078 invalid due to altered regs.
13080 2007-02-23 DJ Delorie <dj@redhat.com>
13082 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
13084 2007-02-23 Mike Stump <mrs@apple.com>
13086 * tlink.c (scan_linker_output): Parse linker messages from
13087 darwin9's linker better.
13089 2007-02-23 Steve Ellcey <sje@cup.hp.com>
13092 * varpool.c (varpool_assemble_pending_decls): Set
13093 varpool_last_needed_node to null.
13095 2007-02-23 DJ Delorie <dj@redhat.com>
13097 * config/i386/i386.c (ix86_data_alignment): Don't specify an
13098 alignment bigger than the object file can handle.
13100 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
13103 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
13104 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
13105 (*movsf_1): Penalize MMX moves.
13107 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
13109 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
13110 2^32-1 or more times unless flag_unsafe_loop_optimizations.
13112 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
13114 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13116 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
13117 (fold_builtin_1): Use them.
13118 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
13119 BUILT_IN_SIGNIFICAND.
13121 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
13123 * config/i386/i386.c (bdesc_1arg): Initialize
13124 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
13125 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
13126 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
13127 and IX86_BUILTIN_MOVSLDUP.
13129 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
13131 PR rtl-optimization/30841
13132 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
13134 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13136 * builtins.c (fold_builtin_frexp): New.
13137 (fold_builtin_2): Use it.
13139 2007-02-22 Mark Mitchell <mark@codesourcery.com>
13141 * doc/invoke.texi (Spec Files): Document getenv spec function.
13143 * gcc.c (getenv_spec_function): New function.
13144 (static_spec_functions): Add it.
13145 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
13146 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
13149 2007-02-22 Michael Matz <matz@suse.de
13152 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
13153 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
13155 2007-02-22 Ian Lance Taylor <iant@google.com>
13158 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
13159 (mem_loc_descriptor): Call it.
13161 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
13162 Ira Rosen <irar@il.ibm.com>
13164 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
13166 2007-02-22 Ira Rosen <irar@il.ibm.com>
13168 PR tree-optimization/30843
13169 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
13170 stores only after all the group is vectorized.
13172 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
13174 PR tree-optimization/30858
13175 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
13176 in the reduction cycle have a single use in the loop.
13177 * tree-vectorizer.h (relevant): Add documentation.
13179 2007-02-20 Mike Stump <mrs@apple.com>
13181 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
13182 * configure: Regenerate.
13184 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
13186 Change the defaults of some parameters and options.
13187 * config/spu/spu-protos.h (spu_optimization_options): Declare.
13188 * config/spu/spu.c (spu_optimization_options): Add.
13189 (spu_override_options): Change params in spu_optimization_options.
13190 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
13192 Register 127 is only 16 byte aligned when used as a frame pointer.
13193 * config/spu/spu-protos.h (spu_init_expanders): Declare.
13194 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
13195 HARD_FRAME_POINTER_REGNUM.
13196 (spu_legitimate_address): Use regno_aligned_for_reload.
13197 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
13198 aligned when frame_pointer_needed is true.
13199 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
13201 * config/spu/spu.h (INIT_EXPANDERS): Define.
13203 Make sure shift and rotate instructions have valid immediate operands.
13204 * config/spu/predicates.md (spu_shift_operand): Remove.
13205 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
13206 * config/spu/constraints.md (W, O): Extend range.
13207 * config/spu/spu.md (umask, nmask): Define.
13208 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
13209 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
13210 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
13211 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
13212 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
13213 (lshr<mode>3_reg): Fix rtl description.
13215 Make sure mulhisi immediate operands are valid.
13216 * config/spu/predicates.md (imm_K_operand): Add.
13217 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
13219 Generate constants using fsmbi and andi.
13220 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
13221 (print_operand, spu_split_immediate, classify_immediate,
13222 fsmbi_const_p): Handle IC_FSMBI2.
13224 Correctly handle a CONST_VECTOR containing symbols.
13225 * config/spu/spu.c (print_operand): Handle HIGH correctly.
13226 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
13227 (immediate_load_p): Allow symbols that use 2 instructions to create.
13228 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
13229 with symbols when flag_pic is set.
13230 (const_vector_immediate_p): New.
13231 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
13232 accept a CONST_VECTOR with symbols.
13233 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
13234 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
13236 * config/spu/spu.md (high, low): Delete.
13237 (low_<mode>): Define.
13239 Remove INTRmode and INTR_REGNUM, which didn't work.
13240 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
13242 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
13243 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
13244 peephole2 pattern): Don't use INTR or 131.
13245 (movintrcc): Delete.
13246 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
13247 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
13248 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
13249 (UNSPEC_SET_INTR): Add.
13250 * config/spu/spu-modes.def (INTR): Remove.
13252 More accurate warnings about run-time relocations.
13253 * config/spu/spu.c (reloc_diagnostic): Test in_section.
13255 Correctly warn about immediate arguments to specific intrinsics.
13256 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
13257 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
13258 the instruction predicate.
13260 Fix tree check errors with latest update.
13261 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
13263 (spu_expand_builtin): Use CALL_EXPR_FN.
13265 Add missing specific intrinsics.
13266 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
13268 * config/spu/spu_internals.h: Ditto.
13270 Fix incorrect operand modifiers.
13271 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
13272 * config/spu/spu.md (xor<mode>3): Change %S to %J.
13274 Optimize one case of zero_extend of a vec_select.
13275 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
13277 Accept any immediate for hbr.
13278 * config/spu/spu.md (hbr): Change s constraints to i.
13280 2007-02-21 Paul Brook <paul@codesourcery.com>
13282 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
13283 condexec_count when skipping USE and CLOBBER.
13285 2007-02-21 Nick Clifton <nickc@redhat.com>
13287 * common.opt (Warray-bounds): Add Warning attribute.
13288 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
13290 (fsized-zeroes): Add Optimization attribute.
13291 (fsplit-wide-types, ftree-scev-cprop): Likewise.
13292 * c.opt (Wc++0x-compat): Add Warning attribute.
13294 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
13296 PR middle-end/30761
13297 * reload1.c (eliminate_regs_in_insn): In the single_set special
13298 case, attempt to re-recognize the insn before falling back to
13299 having reload fix it up.
13301 2007-02-20 Eric Christopher <echristo@gmail.com>
13303 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
13304 Rewrite accordingly.
13305 (frv_read_iacc_argument): Ditto.
13306 (frv_expand_set_builtin): Take a call instead of arglist, update for
13308 (frv_expand_unop_builtin): Ditto.
13309 (frv_expand_binop_builtin): Ditto.
13310 (frv_expand_cut_builtin): Ditto.
13311 (frv_expand_binopimm_builtin): Ditto.
13312 (frv_expand_voidbinop_builtin): Ditto.
13313 (frv_expand_int_void2arg): Ditto.
13314 (frv_expand_prefetches): Ditto.
13315 (frv_expand_voidtriop_builtin): Ditto.
13316 (frv_expand_voidaccop_builtin): Ditto.
13317 (frv_expand_load_builtin): Ditto.
13318 (frv_expand_store_builtin): Ditto.
13319 (frv_expand_mdpackh_builtin): Ditto.
13320 (frv_expand_mclracc_builtin): Ditto.
13321 (frv_expand_mrdacc_builtin): Ditto.
13322 (frv_expand_mwtacc_builtin): Ditto.
13323 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
13326 2007-02-20 Janis Johnson <janis187@us.ibm.com>
13328 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
13329 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
13331 (HAVE_GAS_DFP): Check for assembler support of decimal floating
13332 point instructions.
13333 * configure: Regenerate.
13334 * config.in: Regenerate.
13335 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
13336 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
13337 masks to power6 and power6x and to POWERPC_MASKS.
13338 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
13340 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
13341 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
13342 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
13343 Access PROTOTYPE as variable, not mask.
13345 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
13347 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
13348 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
13349 * combine.c (adjust_for_new_dest): Use it.
13350 * postreload.c (reload_combine): Likewise.
13352 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
13354 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
13355 notes on an insn with multiple sets, even if single_set returns
13356 non-NULL for that insn.
13358 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13360 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
13361 scalbn and scalbln.
13363 2007-02-20 Geoffrey Keating <geoffk@apple.com>
13365 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
13366 if user didn't pass it.
13367 * config/i386/darwin.h (CC1_SPEC): Likewise.
13368 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
13369 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
13370 -mmacosx-version-min.
13372 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13373 Uros Bizjak <ubizjak@gmail.com>
13375 * optabs.h (enum optab_index): Add new OTI_scalb.
13376 (scalb_optab): Define corresponding macro.
13377 * optabs.c (init_optabs): Initialize scalb_optab.
13378 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
13380 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
13381 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
13382 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
13383 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
13384 flag_unsafe_math_optimizations is set.
13386 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
13387 to implement scalbf, scalb and scalbl built-ins as inline x87
13390 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13391 DJ Delorie <dj@redhat.com>
13394 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
13395 (diagnostic_report_diagnostic): ... here, and turn them into real
13396 errors. If warnings are inhibited, no need to do anything.
13398 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
13400 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
13401 better code generation.
13403 2007-02-20 Ben Elliston <bje@au.ibm.com>
13405 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
13407 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
13409 * config/alpha/alpha.c, config/alpha/alpha.md,
13410 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
13411 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
13412 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
13413 config/arm/lib1funcs.asm: Follow spelling conventions.
13415 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
13416 config/fr30/fr30.md, config/i386/i386.h,
13417 config/iq2000/iq2000.h, config/iq2000/predicates.md,
13418 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
13419 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
13420 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
13421 config/rs6000/altivec.md, config/rs6000/rs6000.c,
13422 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
13423 config/sparc/sparc.c, config/sparc/sparc.h,
13424 config/sparc/sparc.md, config/spu/constraints.md,
13425 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
13428 2007-02-20 Alan Modra <amodra@bigpond.net.au>
13431 * varasm.c (use_blocks_for_decl_p): Return false for decls with
13434 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
13436 * doc/invoke.texi (-ftree-lrs): Remove.
13438 2007-02-19 Diego Novillo <dnovillo@redhat.com>
13440 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
13443 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
13445 * config/ia64/ia64.c (ia64_expand_builtin): Use the
13446 new CALL_EXPR_FN macro for retrieving the function
13447 declaration of the input expression.
13449 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13451 * c.opt (Waddress): New.
13452 * common.opt (Walways-true): Delete.
13453 (Wstring-literal-comparison): Delete.
13454 * doc/invoke.texi (Warning Options): Delete -Walways-true and
13455 -Wstring-literal-comparison. Add -Waddress.
13457 (Walways-true): Delete.
13458 (Wstring-literal-comparison): Delete.
13459 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
13460 consistently instead of -Walways-true in example.
13461 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
13462 * c-typeck.c (parser_build_binary_op): Replace
13463 -Wstring-literal-comparison and -Walways-true with -Waddress.
13464 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
13467 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
13469 * tree-cfg.c (dump_function_to_file): Be prepared for functions
13470 without DECL_STRUCT_FUNCTION initialized.
13472 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
13474 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
13475 due to calls to functions taking pointers as parameters.
13477 2007-02-19 Richard Henderson <rth@redhat.com>
13480 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
13483 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
13485 * config/s390/s390.c (s390_call_saved_register_used,
13486 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
13487 accessed to the new scheme.
13489 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
13491 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
13492 (cris_print_index, cris_print_operand, cris_print_operand_address)
13493 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
13494 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
13495 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
13496 GET_CODE () == xxx.
13497 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
13498 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
13499 GO_IF_LEGITIMATE_ADDRESS): Ditto.
13500 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
13501 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
13502 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
13503 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
13504 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
13505 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
13506 (uminsi3, call, call_value): Ditto.
13507 (define_split: indir_to_reg_split, unnamed): Ditto.
13509 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
13511 PR tree-optimization/30975
13512 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
13515 2007-02-18 Eric Christopher <echristo@gmail.com>
13517 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
13518 Remove use of arglist.
13519 (mips_expand_builtin): Remove use of arglist, pass in expr.
13520 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
13521 (mips_expand_builtin_movtf): Ditto.
13522 (mips_expand_builtin_compare): Ditto.
13524 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
13526 * tree-sra.c (sra_build_assignment): Replace assertion
13527 checking with a comment explaining why it can't be done.
13529 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
13531 PR middle-end/30833
13532 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
13533 during CALL_EXPR representation conversion.
13534 * tree-ssa-propagate.c (set_rhs): Likewise.
13536 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
13538 * tree-sra.c (sra_build_assignment): Disable assertion checking
13541 2007-02-18 Roger Sayle <roger@eyesopen.com>
13543 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
13544 instead of calling build2 with a GIMPLE_MODIFY_STMT.
13545 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
13547 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
13548 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
13549 gimplify_init_ctor_eval_range, gimple_push_cleanup,
13550 gimplify_omp_for, gimplify_omp_atomic_pipeline,
13551 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
13552 force_gimple_operand): Likewise.
13553 * ipa-cp.c (constant_val_insert): Likewise.
13554 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
13555 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
13556 perfect_nestify): Likewise.
13557 * langhooks.c (lhd_omp_assignment): Likewise.
13558 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
13559 lower_copyprivate_clauses, lower_send_clauses,
13560 lower_send_shared_vars, expand_parallel_call,
13561 expand_omp_for_generic, expand_omp_for_static_nochunk,
13562 expand_omp_for_static_chunk, expand_omp_sections,
13563 lower_omp_single_copy, lower_omp_for_lastprivate,
13564 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
13565 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
13566 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
13569 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
13571 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
13572 config/sh/sh.md: Follow spelling conventions.
13574 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
13575 config/frv/predicates.md: Follow spelling conventions.
13577 * config/m68k/linux-unwind.h: Fix a comment typo.
13578 * target.h: Follow spelling conventions.
13580 2007-02-18 Roger Sayle <roger@eyesopen.com>
13582 PR rtl-optimization/28173
13583 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
13584 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
13585 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
13586 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
13587 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
13589 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13591 * builtins.c (fold_builtin_load_exponent): New.
13592 (fold_builtin_2): Use it.
13594 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
13596 PR rtl-optimization/30773
13597 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
13598 if we fail to attach a REG_EQUIV note.
13600 2007-02-18 David Edelsohn <edelsohn@gnu.org>
13601 Roger Sayle <roger@eyesopen.com>
13603 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
13605 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
13607 * calls.c (initialize_argument_information): Pass original EXP
13608 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
13609 code to split complex arguments here, as part of initializing the
13611 (expand_call): Remove code that builds a list of arguments and
13612 inserts implicit arguments into it. Instead, just count how many
13613 implicit arguments there will be so we can determine the size of
13614 the ARGS array, and let initialize_argument_information do the work.
13615 (split_complex_values): Delete unused function.
13617 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
13619 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
13621 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
13623 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
13624 for arg pointer based indexed addressing.
13626 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
13628 * config/ia64/ia64.h, config/ia64/ia64.md,
13629 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
13630 spelling conventions.
13632 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13634 * config/m68k/m68k.c (split_di): New.
13635 * config/m68k/m68k-protos.h: Declare split_di.
13636 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
13637 Improve predicate handling and split constant shifts.
13639 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13641 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
13642 parameter for register bitfield operations, general predicates
13645 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13647 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
13648 * config/m68k/linux-unwind.h: New file.
13650 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
13652 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
13653 config/i386/athlon.md, config/ia64/ia64.md,
13654 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
13655 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
13656 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
13657 tree-ssa-loop-niter.c, tree-vect-analyze.c,
13658 tree-vect-transform.c: Fix comment typos.
13660 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
13662 * sched-deps.c (find_insn_list): Remove.
13663 * sched-int.h: Remove the prototype for find_insn_list.
13665 2007-02-16 Geoffrey Keating <geoffk@apple.com>
13667 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
13669 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
13670 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
13671 darwin_rs6000_override_options.
13672 (C_COMMON_OVERRIDE_OPTIONS): Expect
13673 darwin_macosx_version_min to be non-NULL always.
13674 (TARGET_C99_FUNCTIONS): Likewise.
13675 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
13676 (DARWIN_MINVERSION_SPEC): New.
13677 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
13678 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
13680 (DARWIN_MINVERSION_SPEC): New.
13681 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
13683 * config/darwin-c.c (darwin_cpp_builtins): Expect
13684 darwin_macosx_version_min to be non-NULL always.
13686 * config/rs6000/rs6000.c: Clean up trailing whitespace.
13688 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
13690 * config/i386/i386.h (x86_use_xchgb): New.
13691 (TARGET_USE_XCHGB): New macro.
13692 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
13693 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
13694 Split after reload into bswaphi for shifts of 8.
13695 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
13696 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
13697 or when optimizing for size.
13699 2007-02-16 Richard Guenther <rguenther@suse.de>
13700 Christian Bruel <christian.bruel@st.com>
13702 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
13703 DECLs but prefer SSA_NAMEs over DECLs.
13705 2007-02-16 Richard Guenther <rguenther@suse.de>
13707 * tree-flow-inline.h (single_imm_use_p): Remove.
13708 (zero_imm_uses_p): Likewise.
13709 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
13710 instead of single_imm_use_p.
13711 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
13714 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13717 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
13718 nested double- and backquotes.
13720 2007-02-15 Roger Sayle <roger@eyesopen.com>
13722 PR middle-end/30391
13723 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
13724 should be unreachable.
13725 (build2_stat): Allow construction of MODIFY_EXPR at any time.
13726 For the time being redirect GIMPLE_MODIFY_STMT to the new
13727 (renamed) build_gimple_modify_stmt_stat.
13728 (build2_gimple_stat): Rename to...
13729 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
13730 Always build a GIMPLE_MODIFY_STMT node.
13731 * tree.h (build2_gimple, build2_gimple_stat): Delete.
13732 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
13735 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
13736 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
13737 * tree-complex.c (set_component_ssa_name, expand_complex_move,
13738 expand_complex_div_wide): Likewise.
13739 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
13740 * tree-ssa-loop-im.c (schedule_sm): Likewise.
13741 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
13742 * tree-ssa-loop-manip.c (create_iv): Likewise.
13743 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
13744 abs_replacement): Likewise.
13745 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
13746 realify_fake_stores): Likewise.
13748 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
13749 node rather than a GIMPLE_MODIFY_STMT node.
13750 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
13751 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
13753 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
13754 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
13755 GIMPLE_MODIFY_STMT.
13757 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13759 PR middle-end/30433
13760 * fold-const.c (fold_comparison): Add back the
13761 folding of constant complex comparisions.
13763 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13765 PR middle-end/30729
13766 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
13767 effects unknown to this function, return early.
13769 2007-02-15 Ian Lance Taylor <iant@google.com>
13771 * lower-subreg.c (move_eh_region_note): New static function.
13772 (resolve_simple_move): Call it.
13773 (decompose_multiword_subregs): Track blocks for which we resolve a
13774 simple move which is also a control flow insn. Pass them to
13775 find_many_sub_basic_blocks.
13776 (pass_lower_subreg): Add TODO_verify_flow.
13777 (pass_lower_subreg2): Likewise.
13779 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13780 Brooks Moses <brooks.moses@codesourcery.com>
13781 Lee Millward <lee.millward@codesourcery.com>
13783 * tree.h (enum tree_code_class): Add tcc_vl_exp.
13784 (VL_EXP_CLASS_P): New.
13785 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
13787 (TREE_OPERAND_CHECK_CODE): Likewise.
13788 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
13789 (TREE_RTL_OPERAND_CHECK): Likewise.
13790 (tree_operand_check_failed): Make second parameter the whole tree
13791 instead of its code. Fixed callers.
13792 (VL_EXP_CHECK): New.
13793 (TREE_OPERAND_LENGTH): New.
13794 (VL_EXP_OPERAND_LENGTH): New.
13795 (CALL_EXPR_FN): New.
13796 (CALL_EXPR_STATIC_CHAIN): New.
13797 (CALL_EXPR_ARGS): New.
13798 (CALL_EXPR_ARG): New.
13799 (call_expr_nargs): New.
13800 (CALL_EXPR_ARGP): New.
13801 (build_nt_call_list): Declare.
13802 (build_vl_exp_stat): Declare.
13803 (build_vl_exp): New.
13804 (build_call_list): Declare.
13805 (build_call_nary): Declare.
13806 (build_call_valist): Declare.
13807 (build_call_array): Declare.
13808 (call_expr_arg): Declare.
13809 (call_expr_argp): Declare.
13810 (call_expr_arglist): Declare.
13811 (fold_build_call_list): Declare.
13812 (fold_build_call_list_initializer): Declare.
13813 (fold_call_expr): Declare to replace fold_builtin.
13814 (fold_builtin_fputs): Update to agree with modified definition.
13815 (fold_builtin_strcpy): Likewise.
13816 (fold_builtin_strncpy): Likewise.
13817 (fold_builtin_memory_chk): Likewise.
13818 (fold_builtin_stxcpy_chk): Likewise.
13819 (fold_builtin_strncpy_chk): Likewise.
13820 (fold_builtin_next_arg): Likewise.
13821 (fold_build_call_expr): Declare.
13822 (fold_builtin_call_list): Declare.
13823 (fold_builtin_call_valist): Declare.
13824 (build_call_expr): Declare.
13825 (validate_arglist): Update to agree with modified definition.
13826 (tree_operand_length): New.
13827 (call_expr_arg_iterator): New.
13828 (init_call_expr_arg_iterator): New.
13829 (next_call_expr_arg): New.
13830 (first_call_expr_arg): New.
13831 (more_call_expr_args_p): New.
13832 (FOR_EACH_CALL_EXPR_ARG): New.
13834 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
13835 and tcc_gimple_stmt.
13836 (tree_code_size): Update documentation. Use sizeof (tree) rather
13837 than sizeof (char *).
13838 (tree_size): Likewise. Add case for tcc_vl_exp.
13839 (tree_node_structure): Add case for tcc_vl_exp.
13840 (contains_placeholder_p): Likewise.
13841 (substitute_in_expr): Likewise.
13842 (substitute_placeholder_in_expr): Likewise.
13843 (stabilize_reference_1): Likewise.
13844 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
13845 to diagnose breakage of this interface for constructing CALL_EXPRs.
13846 (build_nt): Add similar assertion here.
13847 (build_nt_call_list): New.
13848 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
13849 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
13851 (get_callee_fndecl): Use new CALL_EXPR accessors.
13852 (tree_operand_check_failed): Change parameters to pass entire node
13853 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
13854 (process_call_operands): New.
13855 (build_vl_exp_stat): New.
13856 (build_call_list): New.
13857 (build_call_nary): New.
13858 (build_call_valist): New.
13859 (build_call_array): New.
13860 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13861 (call_expr_arglist): New.
13863 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
13864 tcc_vl_exp instead of a fixed-size tcc_expression.
13866 * doc/c-tree.texi (CALL_EXPR): Document new representation and
13867 accessors for CALL_EXPRs.
13868 (AGGR_INIT_EXPR): Likewise.
13870 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13871 Brooks Moses <brooks.moses@codesourcery.com>
13872 Lee Millward <lee.millward@codesourcery.com>
13874 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
13875 (expand_builtin_nonlocal_goto): Change parameter to be entire
13876 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
13877 (expand_builtin_prefetch): Likewise.
13878 (expand_builtin_classify_type): Likewise.
13879 (mathfn_built_in): Return NULL_TREE instead of 0.
13880 (expand_errno_check): Use new CALL_EXPR accessors.
13881 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
13882 Return NULL_RTX instead of 0.
13883 (expand_builtin_mathfn_2): Likewise.
13884 (expand_builtin_mathfn_3): Likewise.
13885 (expand_builtin_interclass_mathfn): Likewise.
13886 (expand_builtin_sincos): Likewise.
13887 (expand_builtin_cexpi): Likewise.
13888 (expand_builtin_int_roundingfn): Likewise.
13889 (expand_builtin_int_roundingfn_2): Likewise.
13890 (expand_builtin_pow): Likewise.
13891 (expand_builtin_powi): Likewise.
13892 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
13893 of arglist, fixing callers appropriately. Use new CALL_EXPR
13894 accessors and constructors. Return NULL_RTX instead of 0.
13895 (expand_builtin_strstr): Likewise.
13896 (expand_builtin_strchr): Likewise.
13897 (expand_builtin_strrchr): Likewise.
13898 (expand_builtin_strpbrk): Likewise.
13899 (expand_builtin_memcpy): Likewise.
13900 (expand_builtin_mempcpy): Likewise.
13901 (expand_builtin_mempcpy_args): New.
13902 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
13903 (expand_builtin_memmove_args): New.
13904 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
13905 (expand_movstr): Likewise.
13906 (expand_builtin_strcpy): Likewise.
13907 (expand_builtin_strcpy_args): New.
13908 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
13909 (expand_builtin_strncpy): Likewise.
13910 (expand_builtin_memset): Likewise.
13911 (expand_builtin_memset_args): New.
13912 (expand_builtin_bzero): Similarly to expand_builtin_memset.
13913 (expand_builtin_memcmp): Likewise.
13914 (expand_builtin_strcmp): Likewise.
13915 (expand_builtin_strncmp): Likewise.
13916 (expand_builtin_strcat): Likewise.
13917 (expand_builtin_strncat): Likewise.
13918 (expand_builtin_strspn): Likewise.
13919 (expand_builtin_strcspn): Likewise.
13920 (expand_builtin_args_info): Likewise.
13921 (expand_builtin_va_start): Likewise.
13922 (gimplify_va_arg_expr): Likewise.
13923 (expand_builtin_va_end): Likewise.
13924 (expand_builtin_va_copy): Likewise.
13925 (expand_builtin_frame_address): Likewise.
13926 (expand_builtin_alloca): Likewise.
13927 (expand_builtin_bswap): Likewise.
13928 (expand_builtin_unop): Likewise.
13929 (expand_builtin_fputs): Likewise.
13930 (expand_builtin_expect): Likewise.
13931 (expand_builtin_fabs): Likewise.
13932 (expand_builtin_copysign): Likewise.
13933 (expand_builtin_printf): Likewise.
13934 (expand_builtin_fprintf): Likewise.
13935 (expand_builtin_sprintf): Likewise.
13936 (expand_builtin_init_trampoline): Likewise.
13937 (expand_builtin_signbit): Likewise.
13938 (expand_builtin_fork_or_exec): Likewise.
13939 (expand_builtin_sync_operation): Likewise.
13940 (expand_builtin_compare_and_swap): Likewise.
13941 (expand_builtin_lock_test_and_set): Likewise.
13942 (expand_builtin_lock_release): Likewise.
13943 (expand_builtin): Likewise.
13944 (builtin_mathfn_code): Likewise.
13946 (fold_builtin_constant_p): Pass call arguments individually instead
13947 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13948 accessors and constructors. Return NULL_TREE instead of 0.
13949 (fold_builtin_expect): Likewise.
13950 (fold_builtin_classify_type): Likewise.
13951 (fold_builtin_strlen): Likewise.
13952 (fold_builtin_nan): Likewise.
13953 (integer_valued_real_p): Likewise.
13954 (fold_trunc_transparent_mathfn): Likewise.
13955 (fold_fixed_mathfn): Likewise.
13956 (fold_builtin_cabs): Likewise.
13957 (fold_builtin_sqrt): Likewise.
13958 (fold_builtin_cbrt): Likewise.
13959 (fold_builtin_cos): Likewise.
13960 (fold_builtin_cosh): Likewise.
13961 (fold_builtin_tan): Likewise.
13962 (fold_builtin_sincos): Likewise.
13963 (fold_builtin_cexp): Likewise.
13964 (fold_builtin_trunc): Likewise.
13965 (fold_builtin_floor): Likewise.
13966 (fold_builtin_ceil): Likewise.
13967 (fold_builtin_round): Likewise.
13968 (fold_builtin_int_roundingfn): Likewise.
13969 (fold_builtin_bitop): Likewise.
13970 (fold_builtin_bswap): Likewise.
13971 (fold_builtin_logarithm): Likewise.
13972 (fold_builtin_hypot): Likewise.
13973 (fold_builtin_pow): Likewise.
13974 (fold_builtin_powi): Likewise.
13975 (fold_builtin_exponent): Likewise.
13976 (fold_builtin_memset): Likewise.
13977 (fold_builtin_bzero): Likewise.
13978 (fold_builtin_memory_op): Likewise.
13979 (fold_builtin_bcopy): Deleted; call site changed to invoke
13980 fold_builtin_memory_op directly.
13981 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
13982 (fold_builtin_strncpy): Likewise.
13983 (fold_builtin_memcmp): Likewise.
13984 (fold_builtin_strcmp): Likewise.
13985 (fold_builtin_strncmp): Likewise.
13986 (fold_builtin_signbit): Likewise.
13987 (fold_builtin_copysign): Likewise.
13988 (fold_builtin_isascii): Likewise.
13989 (fold_builtin_toascii): Likewise.
13990 (fold_builtin_isdigit): Likewise.
13991 (fold_builtin_fabs): Likewise.
13992 (fold_builtin_abs): Likewise.
13993 (fold_builtin_fmin_fmax): Likewise.
13994 (fold_builtin_carg): Likewise.
13995 (fold_builtin_classify): Likewise.
13996 (fold_builtin_unordered_cmp): Likewise.
13998 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
13999 New functions split out from fold_builtin_1.
14000 (fold_builtin_n): New.
14001 (fold_builtin_varargs): New.
14002 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
14004 (fold_call_expr): New.
14005 (build_function_call_expr): Rewrite to use new helper function.
14006 (fold_builtin_call_list): New.
14007 (build_call_expr): New.
14008 (fold_builtin_call_valist): New.
14009 (rewrite_call_expr): New.
14010 (validate_arg): New.
14011 (validate_arglist): Change parameter to be entire CALL_EXPR instead
14012 of an arglist. Change return type to bool. Use new CALL_EXPR
14015 (fold_builtin_strstr): Pass call arguments individually instead
14016 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
14017 accessors and constructors. Return NULL_TREE instead of 0.
14018 (fold_builtin_strchr): Likewise.
14019 (fold_builtin_strrchr): Likewise.
14020 (fold_builtin_strpbrk): Likewise.
14021 (fold_builtin_strcat): Likewise.
14022 (fold_builtin_strncat): Likewise.
14023 (fold_builtin_strspn): Likewise.
14024 (fold_builtin_strcspn): Likewise.
14025 (fold_builtin_fputs): Likewise.
14026 (fold_builtin_next_arg): Likewise.
14027 (fold_builtin_sprintf): Likewise.
14029 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
14030 NULL_RTX instead of 0.
14031 (expand_builtin_memory_chk): Likewise.
14032 (maybe_emit_chk_warning): Likewise.
14033 (maybe_emit_sprintf_chk_warning): Likewise.
14035 (fold_builtin_object_size): Pass call arguments individually instead
14036 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
14037 accessors and constructors. Return NULL_TREE instead of 0.
14038 (fold_builtin_memory_chk): Likewise.
14039 (fold_builtin_stxcpy_chk): Likewise.
14040 (fold_builtin_strncpy_chk): Likewise.
14041 (fold_builtin_strcat_chk): Likewise.
14042 (fold_builtin_strcat_chk): Likewise.
14043 (fold_builtin_strncat_chk): Likewise.
14044 (fold_builtin_sprintf_chk): Likewise.
14045 (fold_builtin_snprintf_chk): Likewise.
14046 (fold_builtin_printf): Likewise.
14047 (fold_builtin_vprintf): Likewise.
14049 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
14051 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
14052 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14053 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
14054 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
14055 (fold_unary): Likewise.
14056 (fold_binary): Likewise.
14057 (fold_ternary): Remove CALL_EXPR case, since they are no longer
14058 ternary expressions.
14059 (fold): Add logic for tcc_vl_exp.
14060 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
14061 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14062 (fold_build3_stat): Add assertion to flag broken interface for
14063 constructing CALL_EXPRs.
14064 (fold_build_call_list): New.
14065 (fold_build_call_list_initializer): New.
14066 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
14068 (fold_strip_sign_ops): Likewise.
14070 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14071 Brooks Moses <brooks.moses@codesourcery.com>
14072 Lee Millward <lee.millward@codesourcery.com>
14074 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
14075 accessors and dump arguments explicitly.
14077 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
14079 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
14081 (print_call_name): Use new CALL_EXPR accessors.
14083 * print-tree.c (print_node): Add case tcc_vl_exp. Print
14084 CALL_EXPR arguments explicitly instead of as a list. Use
14085 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14087 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
14088 (vrp_visit_stmt): Likewise.
14090 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
14091 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
14093 (force_move_till_expr): Likewise.
14095 * targhooks.c (default_external_stack_protect_fail): Use
14096 build_call_expr instead of build_function_call_expr.
14097 (default_hidden_stack_protect_fail): Likewise.
14099 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
14102 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
14103 and walk arguments explicitly.
14105 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
14106 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14107 (expand_simple_operations): Likewise.
14108 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
14110 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
14111 of TREE_CODE_LENGTH.
14112 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
14114 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
14115 instead of TREE_CODE_LENGTH.
14117 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
14118 (tree_ic_transform): Likewise.
14119 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
14120 parameter instead of arglist. Fix callers.
14121 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
14122 (tree_stringops_transform): Likewise.
14123 (tree_indirect_call_to_profile): Likewise.
14124 (tree_stringops_values_to_profile): Likewise.
14126 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
14127 (eliminate_tail_call): Likewise.
14129 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
14131 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
14132 Use TREE_OPERAND_LENGTH and generalize to handle any number of
14134 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
14136 * omp-low.c (build_omp_barrier): Use build_call_expr.
14137 (lower_rec_input_clauses): Likewise.
14138 (lower_reduction_clauses): Likewise.
14139 (expand_parallel_call): Likewise.
14140 (maybe_catch_exception): Likewise.
14141 (expand_omp_for_generic): Likewise.
14142 (expand_omp_for_static_nochunk): Likewise.
14143 (expand_omp_sections): Likewise.
14144 (lower_omp_single_simple): Likewise.
14145 (lower_omp_single_copy): Likewise.
14146 (lower_omp_master): Likewise.
14147 (lower_omp_ordered): Likewise.
14148 (lower_omp_critical): Likewise.
14150 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
14151 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
14153 * tree-gimple.c (is_gimple_call_addr): Fix doc.
14154 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
14155 TREE_CODE_LENGTH. Add tcc_vl_exp case.
14157 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
14158 and generalize to handle any number of operands.
14159 (chrec_contains_undetermined): Likewise.
14160 (tree_contains_chrecs): Likewise.
14161 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
14163 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
14165 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
14166 fold_call_expr instead of fold_builtin.
14167 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
14168 match declarations there.
14169 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
14172 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
14173 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14175 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
14176 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
14178 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
14181 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
14182 (execute_cse_sincos): Use new CALL_EXPR accessors.
14184 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
14186 * gimple-low.c (lower_function_body): Use build_call_expr.
14187 (lower_builtin_setjmp): Likewise.
14189 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
14190 (set_storage_via_libcall): Likewise.
14191 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
14192 instead of TREE_CODE_LENGTH.
14193 (expand_expr_real_1): Use new CALL_EXPR accessors.
14195 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
14196 generalize to handle any number of operands.
14197 (TB_parent_eq): Likewise.
14199 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
14200 (strip_builtin_expect): Likewise.
14202 * function.c (gimplify_parameters): Use build_call_expr.
14204 * tree-vectorizer.c (vect_is_simple_reduction): Use
14205 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14207 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
14208 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
14210 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
14213 * gimplify.c (build_stack_save_restore): Use build_call_expr.
14214 (gimplify_decl_expr): Likewise.
14215 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
14216 Use new CALL_EXPR iterators.
14217 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
14218 (gimplify_modify_expr_to_memset): Likewise.
14219 (gimplify_variable_sized_compare): Likewise.
14220 (gimplify_omp_atomic_fetch_op): Likewise.
14221 (gimplify_omp_atomic_pipeline): Likewise.
14222 (gimplify_omp_atomic_mutex): Likewise.
14223 (gimplify_function_tree): Likewise.
14225 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
14226 (call_expr_flags): Likewise.
14227 (expand_call): Likewise.
14229 * except.c (expand_builtin_eh_return_data_regno): Pass entire
14230 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
14233 * coverage.c (create_coverage): Use build_call_expr.
14235 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
14236 (temp_call_expr_obstack): New.
14237 (pool_copy_list): Delete.
14238 (temp_copy_call_expr): New.
14239 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
14240 CALL_EXPR accessors. Get rid of special goo for copying argument
14241 lists and use temp_copy_call_expr instead.
14242 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
14243 CALL_EXPR accessors.
14244 (create_expression_by_pieces): Likewise. Use build_call_array
14245 to construct the result instead of fold_build3.
14246 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
14247 dealing with argument lists.
14248 (init_pre): Remove references to expression_node_pool and
14249 list_node_pool. Init temp_call_expr_obstack instead.
14250 (fini_pre): Remove references to expression_node_pool and
14253 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
14254 and walk arguments explicitly instead of as a list.
14256 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
14257 (mx_register_decls): Likewise.
14258 (mudflap_register_call): Likewise.
14259 (mudflap_finish_file): Likewise.
14261 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
14262 (ipa_callsite_compute_param): Likewise.
14264 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
14265 accessors and constructor.
14267 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
14268 accessors and constructor.
14269 (convert_tramp_reference): Likewise.
14270 (convert_call_expr): Likewise.
14271 (finalize_nesting_tree_1): Likewise.
14273 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
14276 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
14278 * tree-inline.c (initialize_inlined_parameters): Pass entire
14279 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
14281 (estimate_num_insns_1): Use new CALL_EXPR accessors.
14282 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
14284 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
14285 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14286 (vectorizable_reduction): Likewise.
14287 (vectorizable_call): Use new CALL_EXPR iterators.
14288 (vectorizable_conversion): Use build_call_expr.
14289 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
14290 (vect_gen_widened_results_half): Use build_call_expr.
14291 (vect_setup_realignment): Likewise.
14292 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
14294 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
14295 (pass_through_call): Likewise.
14296 (compute_object_sizes): Likewise. Use fold_call_expr instead of
14299 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
14300 (tree_gen_pow2_profiler): Likewise.
14301 (tree_gen_one_value_profiler): Likewise.
14302 (tree_gen_ic_func_profiler): Likewise.
14303 (tree_gen_average_profiler): Likewise.
14304 (tree_gen_ior_profiler): Likewise.
14306 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
14307 (find_func_aliases): Use new CALL_EXPR accessors. Add case
14308 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14310 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
14311 of TREE_CODE_LENGTH.
14313 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
14314 of TREE_CODE_LENGTH.
14316 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
14318 (convert_to_integer): Likewise.
14320 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
14323 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14324 Brooks Moses <brooks.moses@codesourcery.com>
14325 Lee Millward <lee.millward@codesourcery.com>
14327 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
14329 * config/frv/frv.c (frv_expand_builtin): Likewise.
14330 * config/s390/s390.c (s390_expand_builtin): Likewise.
14332 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
14333 (sparc_expand_builtin): Use new CALL_EXPR accessors.
14335 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
14336 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
14337 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
14338 (ix86_expand_store_builtin): Likewise.
14339 (ix86_expand_unop_builtin): Likewise.
14340 (ix86_expand_unop1_builtin): Likewise.
14341 (ix86_expand_sse_compare): Likewise.
14342 (ix86_expand_sse_comi): Likewise.
14343 (ix86_expand_vec_init_builtin): Likewise.
14344 (ix86_expand_vec_ext_builtin): Likewise.
14345 (ix86_expand_vec_set_builtin): Likewise.
14346 (ix86_expand_builtin): Use new CALL_EXPR accessors.
14348 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
14349 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
14351 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
14352 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
14353 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
14355 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
14357 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
14358 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
14359 arglist. Use new CALL_EXPR accessors. Fix callers.
14360 (altivec_expand_abs_builtin): Likewise.
14361 (rs6000_expand_binop_builtin): Likewise.
14362 (altivec_expand_predicate_builtin): Likewise.
14363 (altivec_expand_lv_builtin): Likewise.
14364 (spe_expand_stv_builtin): Likewise.
14365 (altivec_expand_stv_builtin): Likewise.
14366 (rs6000_expand_ternop_builtin): Likewise.
14367 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
14368 (altivec_expand_st_builtin): Likewise.
14369 (altivec_expand_dst_builtin): Likewise.
14370 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
14371 arglist. Use new CALL_EXPR accessors. Fix callers.
14372 (altivec_expand_vec_set_builtin): Likewise.
14373 (altivec_expand_vec_ext_builtin): Likewise.
14374 (altivec_expand_builtin): Use new CALL_EXPR accessors.
14375 (spe_expand_builtin): Likewise.
14376 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
14377 arglist. Use new CALL_EXPR accessors. Fix callers.
14378 (spe_expand_evsel_builtin): Likewise.
14379 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
14380 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
14382 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
14383 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
14384 (arm_expand_unop_builtin): Likewise.
14385 (arm_expand_builtin): Use new CALL_EXPR accessors.
14387 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
14390 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
14391 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
14393 (bfin_expand_unop_builtin): Likewise.
14394 (bfin_expand_builtin): Use new CALL_EXPR accessors.
14396 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14397 Brooks Moses <brooks.moses@codesourcery.com>
14398 Lee Millward <lee.millward@codesourcery.com>
14400 * c-semantics.c (build_stmt): Add internal diagnostic check.
14402 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
14403 accessors. Print arguments explicitly instead of as a list.
14405 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
14407 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
14408 (c_finish_omp_flish): Likewise.
14410 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
14411 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
14412 instead of TREE_CODE_LENGTH.
14413 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
14414 (c_warn_unused_result): Likewise.
14416 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14419 * doc/invoke.texi (Warning Options): Remove
14420 -Werror-implicit-function-declaration.
14421 (Wimplicit-function-declaration): Update description.
14422 * opts.c (common_handle_option): Move handling of -Werror=* to...
14423 (enable_warning_as_error): ...here.
14424 * opts.h (enable_warning_as_error): Declare.
14425 * c-decl.c (implicit_decl_warning): Unless
14426 -Wno-implicit-function-declaration is given, emit a pedwarn if
14427 -std=c99 or emit a warning if -Wimplicit-function-declaration.
14428 * c.opt (Wimplicit-function-declaration): Replace
14429 mesg_implicit_function_declaration with
14430 warn_implicit_function_declaration.
14431 * c-opts.c (c_common_handle_option):
14432 -Werror-implicit-function-declaration is exactly equal as
14433 -Werror=implicit-function-declaration.
14434 (set_Wimplicit): Replace mesg_implicit_function_declaration with
14435 warn_implicit_function_declaration.
14436 (c_common_post_options): -Wimplict-function-declaration is enabled
14437 by default by -std=c99, otherwise is disabled by default.
14438 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
14440 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
14442 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
14443 DECL on the rhs to a DECL on the lhs for debug info purposes if the
14444 former is ignored but not the latter.
14446 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
14448 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
14449 is made and the reference doesn't use the alias set of its type,
14450 do not create the temporary using that type.
14452 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
14454 * jump.c: Remove prototypes for delete_computation and
14455 delete_prior_computation.
14457 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
14459 * jump.c (get_label_after): Delete.
14460 (get_label_before, delete_computation, delete_jump,
14461 delete_prior_computation, follow_jumps): Move...
14462 * reorg.c (delete_computation, delete_prior_computation): ... here...
14463 (get_label_before, delete_jump): ... making these static ...
14464 (follow_jumps): ... and simplifying this since it only runs after
14466 * rtl.h (get_label_after, get_label_before, delete_jump,
14467 follow_jumps): Delete prototypes.
14469 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
14471 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
14473 2007-02-15 Nick Clifton <nickc@redhat.com>
14475 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
14476 order to prevent it from being munged by the target.
14478 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
14480 * config/i386/i386.md: Remove misleading comment.
14482 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14484 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
14485 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
14488 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14490 * tree-sra.c (instantiate_missing_elements): Canonicalize
14492 (sra_build_assignment): New.
14493 (generate_copy_inout, generate_element_copy,
14494 generate_element_zero, generate_one_element_init): Use it.
14496 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14498 * tree-sra.c (instantiate_missing_elements): Canonicalize
14500 (sra_build_assignment): New.
14501 (generate_copy_inout, generate_element_copy,
14502 generate_element_zero, generate_one_element_init): Use it.
14504 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14506 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
14509 2007-02-14 Joseph Myers <joseph@codesourcery.com>
14511 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
14512 types as aggregates not scalars.
14513 * function.c (assign_stack_temp_for_type): Likewise.
14515 2007-02-14 Roger Sayle <roger@eyesopen.com>
14516 Zdenek Dvorak <dvorakz@suse.cz>
14518 * tree-dump.c (dump_switch_p_1): Require exact match of the option
14521 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
14523 * passes.c (next_pass_1): Clear the next field of the copied
14526 2007-02-14 Richard Henderson <rth@redhat.com>
14528 * tree-sra.c (early_sra): New.
14529 (decl_can_be_decomposed_p): Deny va_list if early_sra.
14530 (tree_sra_early, pass_sra_early): New.
14531 * tree-pass.h (pass_sra_early): Declare.
14532 * passes.c (init_optimization_passes): Use it.
14534 2007-02-14 Richard Guenther <rguenther@suse.de>
14536 * flags.h (issue_strict_overflow_warning): Convert to a macro.
14538 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
14540 PR tree-optimization/30771
14541 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
14543 (vect_analyze_operations): Induction phis can now be marked as
14545 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
14546 Update documentation accordingly.
14548 2007-02-14 Nick Clifton <nickc@redhat.com>
14550 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
14551 most 3 arguments are supported.
14552 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
14554 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
14556 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
14557 Ensure dst->current is valid.
14559 2007-02-13 Paul Brook <paul@codesourcery.com>
14561 * config.gcc: Add arm*-*-uclinux-*eabi.
14562 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
14563 (SUBTARGET_EXTRA_LINK_SPEC): Define.
14564 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
14565 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
14566 (LINK_SPEC): Define.
14567 (LIB_SPEC): Define.
14568 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
14570 * config/arm/uclinux-eabi.h: New file.
14571 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
14572 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
14575 2007-02-13 Ian Lance Taylor <iant@google.com>
14577 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
14578 * flags.h (warn_strict_overflow): Declare.
14579 (enum warn_strict_overflow_code): Define.
14580 (issue_strict_overflow_warning): New static inline function.
14581 * opts.c (warn_strict_overflow): New variable.
14582 (common_handle_option): Handle OPT_Wstrict_overflow and
14583 OPT_Wstrict_overflow_.
14584 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
14586 * fold-const.c: Include intl.h.
14587 (fold_deferring_overflow_warnings): New static variable.
14588 (fold_deferred_overflow_warning): New static variable.
14589 (fold_deferred_overflow_code): New static variable.
14590 (fold_defer_overflow_warnings): New function.
14591 (fold_undefer_overflow_warnings): New function.
14592 (fold_undefer_and_ignore_overflow_warnings): New function.
14593 (fold_deferring_overflow_warnings_p): New function.
14594 (fold_overflow_warning): New static function.
14595 (make_range): Add strict_overflow_p parameter. Change all
14597 (extract_muldiv, extract_muldiv_1): Likewise.
14598 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
14599 tree_expr_nonnegative_p.
14600 (fold_negate_expr): Call fold_overflow_warning.
14601 (fold_range_test): Likewise.
14602 (fold_comparison): Likewise.
14603 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
14604 instead of tree_expr_nonnegative_p.
14605 (tree_expr_nonnegative_warnv_p): Rename from
14606 tree_expr_nonnegative_p, add strict_overflow_p parameter.
14607 (tree_expr_nonnegative_p): New function.
14608 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
14609 strict_overflow_p parameter.
14610 (tree_expr_nonzero_p): New function.
14611 * passes.c (verify_interpass_invariants): New static function.
14612 (execute_one_pass): Call it.
14613 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
14615 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
14616 (estimate_numbers_of_iterations): Likewise.
14617 (scev_probably_wraps_p): Likewise.
14618 * tree-ssa-ccp.c: Include "toplev.h".
14619 (evaluate_stmt): Defer fold overflow warnings until we know we are
14621 (struct fold_stmt_r_data): Add stmt field.
14622 (fold_stmt_r): Defer fold overflow warnings until we know we
14624 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
14625 (fold_stmt_inplace): Likewise.
14626 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
14627 (cleanup_control_expr_graph): Defer fold overflow warnings until
14628 we know we are going to optimize.
14629 * tree-cfg.c (fold_cond_expr_cond): Likewise.
14630 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
14632 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
14633 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
14634 * tree-ssa-loop-manip.c (create_iv): Likewise.
14635 * c-typeck.c (build_conditional_expr): Likewise.
14636 (build_binary_op): Likewise.
14637 * tree-vrp.c (vrp_expr_computes_nonzero): Call
14638 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
14639 (extract_range_from_unary_expr): Likewise.
14640 * simplify-rtx.c (simplify_const_relational_operation): Warn when
14641 assuming that signed overflow does not occur.
14642 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
14643 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
14644 (fold_defer_overflow_warnings): Declare.
14645 (fold_undefer_overflow_warnings): Declare.
14646 (fold_undefer_and_ignore_overflow_warnings): Declare.
14647 (fold_deferring_overflow_warnings_p): Declare.
14648 (tree_expr_nonzero_warnv_p): Declare.
14649 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
14650 of warning options.
14651 (Warning Options): Document -Wstrict-overflow.
14652 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
14653 (tree-ssa-ccp.o): Likewise.
14654 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
14655 (fold-const.o): Depend on intl.h.
14657 2007-02-13 Ian Lance Taylor <iant@google.com>
14659 PR middle-end/30751
14660 * lower-subreg.c (resolve_simple_move): Decompose subregs in
14663 2007-02-13 Stuart Hastings <stuart@apple.com>
14665 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
14667 2007-02-13 Richard Henderson <rth@redhat.com>
14669 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
14670 handled_component_p before looking for the indirect_ref.
14672 2007-02-13 Richard Henderson <rth@redhat.com>
14674 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
14675 remove flags clobber.
14676 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
14677 (bswaphi_lowpart): New.
14678 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
14679 remove TARGET_BSWAP test. Delete expander of the same name.
14681 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
14682 (expand_unop): Use them.
14684 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
14686 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
14687 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
14688 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
14689 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
14690 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
14691 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
14692 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
14693 assembler dialect choice from asm templates.
14695 2007-02-12 Richard Henderson <rth@redhat.com>
14697 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
14698 (fixuns_trunc<SSEMODEF>si2): Use it.
14699 * config/i386/sse.md (vec_setv4sf_0): Export.
14700 * config/i386/i386.c (ix86_build_const_vector): Export.
14701 (ix86_split_convert_uns_si_sse): Rename from
14702 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
14703 * config/i386/i386-protos.h: Update.
14705 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14708 * c-typeck.c (c_finish_return): Improve warning message.
14710 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14712 * alias.c (find_symbolic_term): Delete unused function.
14714 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
14716 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
14717 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
14718 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
14720 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
14722 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
14723 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
14724 the function, temporarily point the debug interface to the null one.
14726 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
14728 * dwarf2out.c (round_up_to_align): New static function.
14729 (field_byte_offset): Use it to round the offset.
14731 2007-02-12 Richard Henderson <rth@redhat.com>
14733 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
14734 (inswl_const): Export.
14736 2007-02-12 Richard Henderson <rth@redhat.com>
14738 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
14739 result mode of the libcall, convert back to outmode.
14741 2007-02-12 Roger Sayle <roger@eyesopen.com>
14743 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
14744 (bswapdi2): New define_expand to implement 32-bit implementation.
14746 2007-02-12 Nick Clifton <nickc@redhat.com>
14748 * doc/invoke.texi (Overall Options): Document --help=.
14749 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
14750 (cc1_options): Pass --help= on to cc1.
14751 (display_help): Add description of --help=.
14752 (process_command): Add code to handle --help=. Allow translated
14753 --help and --target-help switches to be passed on to compiler
14755 (main): Remove unused if statement.
14756 * opts.c (columns): Remove.
14757 (LEFT_COLUMN): Define.
14758 (wrap_help): Add columns argument.
14759 (print_filtered_help): Change parameters to be an include bitmask,
14760 an exclude bitmask, an any bitmask and the column width. Move the
14761 code to display the params list here. Add code to display the
14762 status of options rather than their descriptions if the quiet flag
14764 (print_specific_help): Change parameters to be an include bitmask,
14765 an exclude bitmask and an any bitmask. Move code to look up the
14766 column width here. Decide upon the title for an options listing.
14767 (common_handle_options): Add code to handle --help=. Adapt code
14768 for --help and --target-help to use the revised form of the
14769 print_specific_help function.
14770 (print_help): Delete.
14771 (print_param_help): Delete.
14772 (print_switch): Delete.
14773 * opts.h (cl_lang_count): Add prototype.
14774 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
14775 CL_MAX_OPTION_CLASS): New defines.
14776 * optc-gen.awk: Add construction of cl_lang_count.
14777 * c.opt: Add Warning attribute to warning options and Optimization
14778 attribute to optimization options.
14779 * common.opt: Likewise.
14781 Add -fhelp and -ftarget-help as aliases for the transformed --help
14782 and --target-help options.
14783 * opt-functions.awk: Add code to handle Warning and Optimization
14786 2007-02-12 Richard Henderson <rth@redhat.com>
14788 * config/alpha/constraints.md: New file.
14789 * config/alpha/alpha.c: Include tm-constrs.h.
14790 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
14791 alpha_extra_constraint): Remove.
14792 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
14793 * config/alpha/alpha-protos.h: Update.
14794 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
14795 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
14796 (EXTRA_CONSTRAINT): Remove.
14797 * config/alpha/alpha.md: Include constraints.md.
14798 (adddi splitter): Use satisfies_constraint_*.
14799 * config/alpha/predicates.md (add_operand): Likewise.
14800 (sext_add_operand, addition_operation): Likewise.
14802 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
14804 PR tree-optimization/29145
14805 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
14806 in our handling of restrict qualified pointers.
14808 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14811 * doc/invoke.texi (Wunused-value): Update description.
14812 (Wextra): Delete item.
14813 * opts.c (set_Wextra): Don't use the value of Wextra to set the
14814 value of Wunused-value.
14815 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
14816 (c_finish_stmt_expr): Don't check extra_warnings.
14817 (emit_side_effect_warnings): The caller is responsible to check
14820 2007-02-11 Roger Sayle <roger@eyesopen.com>
14821 Matt Thomas <matt@3am-software.com>
14823 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
14825 2007-02-11 Roger Sayle <roger@eyesopen.com>
14827 * simplify-rtx.c (simplify_relational_operation_1): Optimize
14828 comparisons of POPCOUNT against zero.
14829 (simplify_const_relational_operation): Likewise.
14831 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14833 * doc/invoke.texi (Wextra): Delete outdated paragraph.
14835 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14837 * dwarf2out.c (root_type): Delete unused function.
14839 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14841 * genattrtab.c (contained_in_p): Delete unused function.
14842 (write_expr_attr_cache): Likewise.
14844 2007-02-11 Jan Hubicka <jh@suse.cz>
14846 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
14849 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
14851 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
14852 to add the REG_EQ* note.
14853 * see.c (see_merge_one_use_extension): Likewise.
14854 * local-alloc.c (update_equiv_regs): Likewise. Also don't
14855 turn REG_EQUAL notes into REG_EQUIV notes if the target
14856 register may have more than one set.
14857 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
14858 * gcse.c (try_replace_reg): Likewise.
14859 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
14860 * calls.c (fixup_tail_calls): Likewise. Abort if there is
14861 more than one REG_EQUIV note.
14862 * reload1.c (gen_reload): Use set_unique_reg_note.
14864 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
14866 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
14867 (ix86_builtin_conversion): New function.
14869 2007-02-06 Mark Mitchell <mark@codesourcery.com>
14872 * tree.h (DECL_REPLACEABLE_P): New macro.
14873 * except.c (set_nothrow_function_flags): Likewise.
14875 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
14876 Ira Rosen <irar@il.ibm.com>
14877 Dorit Nuzman <dorit@il.ibm.com>
14879 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
14880 * targhooks.c (default_builtin_vectorized_conversion): New.
14881 * targhooks.h (default_builtin_vectorized_function): New declaration.
14882 * target.h (struct vectorize): Add builtin_conversion field.
14883 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
14884 stmt_vec_info_type value.
14885 (vectorizable_conversion): New declaration.
14886 * tree-vect-analyze.c (vect_analyze_operations): Add
14887 vectorizable_conversion call.
14888 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
14889 * tree-vect-transform.c (vectorizable_conversion): New function.
14890 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
14891 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
14893 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
14894 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
14895 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
14896 or ALTIVEC_BUILTIN_VCFSX.
14898 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14901 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
14902 CONST_DOUBLE and operand 0 is a hard register.
14903 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
14904 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
14905 is a hard floating-point register.
14907 2007-02-10 Richard Henderson <rth@redhat.com>
14908 Jakub Jelinek <jakub@redhat.com>
14909 Alexandre Oliva <aoliva@redhat.com>
14911 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
14912 * builtin-types.def (BT_WORD): Make unsigned.
14913 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
14914 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
14915 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
14916 * c-decl.c (grokdeclarator): Don't error if !have_tls.
14917 * c-parser.c (c_parser_omp_threadprivate): Likewise.
14918 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
14920 * expr.c (emutls_var_address): New.
14921 (expand_expr_real_1): Expand emulated tls.
14922 (expand_expr_addr_expr_1): Likewise.
14923 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
14924 * output.h (emutls_finish): Declare.
14925 * toplev.c (compile_file): Call it.
14926 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
14927 address before wrapping in CONST.
14928 * varasm.c (emutls_htab, emutls_object_type): New.
14929 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
14930 (get_emutls_object_name, get_emutls_object_type): New.
14931 (get_emutls_init_templ_addr, emutls_decl): New.
14932 (emutls_common_1, emutls_finish): New.
14933 (assemble_variable): When emulating tls, swap decls; generate
14934 constructor for the emutls objects.
14935 (do_assemble_alias): When emulating tls, swap decl and target name.
14936 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
14938 * varpool.c (decide_is_variable_needed): Look at force_output.
14939 Recurse for emulated tls.
14940 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
14941 with decide_is_variable_needed.
14942 * emutls.c: New file.
14943 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
14944 tls_object for real tls.
14946 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
14948 PR rtl-optimization/29599
14949 * reload1.c (eliminate_regs_in_insn): Take the destination
14950 mode into account when computing the offset.
14952 2007-02-09 Stuart Hastings <stuart@apple.com>
14953 Richard Henderson <rth@redhat.com>
14955 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
14956 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
14957 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
14958 fixuns_truncdfhi2): New.
14959 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
14960 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
14961 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
14962 (floatunssidf2): Allow nonimmediate source.
14963 * config/i386/sse.md (movdi_to_sse): New.
14964 (vec_concatv2di): Drop '*'.
14965 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
14966 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
14967 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
14969 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
14970 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
14971 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
14972 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
14973 (ix86_build_signbit_mask): Fix decl of v, refactor to call
14974 ix86_build_const_vector.
14975 (x86_emit_floatuns): Rewrite.
14977 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14979 * genautomata.c (longest_path_length): Delete unused function.
14980 (struct state): Delete unused longest_path_length.
14981 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
14982 (get_free_state): Delete unused.
14984 2007-02-09 Jan Hubicka <jh@suse.cz>
14986 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
14987 * doc/invoke.texi (inline-unit-growth): Update default value.
14989 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
14990 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
14991 (rebuild_cgraph_edges): Likewise.
14992 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
14993 (dump_cgraph_node): Dump frequencies.
14994 (cgraph_clone_edge): Add frequency scales.
14995 (cgraph_clone_node): Add freuqnecy.
14996 * cgraph.h (cgraph_edge): Add freuqnecy argument.
14997 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
14998 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
14999 * tree-pass.h (TODO_rebuild_frequencies): New constant.
15000 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
15001 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
15002 (save_inline_function_body): Likewise.
15003 * ipa-inline.c: inluce rtl.h
15004 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
15005 (cgraph_edge_badness): Use frequencies.
15006 (cgraph_decide_recursive_inlining): Update clonning.
15007 (cgraph_decide_inlining_of_small_function): Dump frequency.
15008 * predict.c (estimate_bb_frequencies): Export.
15009 * predict.h (estimate_bb_frequencies): Declare.
15010 * tree-inline.c (copy_bb): Watch overflows.
15011 (expand_call_inline): Update call of cgraph_create_edge.
15012 (optimize_inline_calls): Use TODO flags to update frequnecies.
15013 * passes.h: Include predict.h
15014 (init_optimization_passes): Move profile ahead.
15015 (execute_function_todo): Handle TODO_rebuild_frequencies.
15017 2007-02-09 Roger Sayle <roger@eyesopen.com>
15019 * config/alpha/alpha.c (emit_insxl): Force the first operand of
15020 the insbl or inswl pattern into a register.
15022 2007-02-09 Roger Sayle <roger@eyesopen.com>
15024 * config/ia64/ia64.md (bswapdi2): New define_insn.
15026 2007-02-09 Richard Henderson <rth@redhat.com>
15028 * config/i386/constraints.md (Ym): New constraint.
15029 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
15030 (movdi_1_rex64): Split sse and xmm general register moves from
15031 memory move alternatives. Use conditional register constraints.
15032 (movsf_1, movdf_integer): Likewise.
15033 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
15034 (movdf_integer_rex64): New.
15035 (pushsf_rex64): Fix output constraints.
15036 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
15037 (sse2_stored): Likewise.
15038 (sse2_storeq_rex64): New.
15039 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
15040 amd and not generic.
15041 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
15042 for optimize_size. Remove SF/DFmode hack.
15044 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
15046 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
15049 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
15050 Richard Sandiford <richard@codesourcery.com>
15052 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
15053 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
15054 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
15055 m68k/t-mlib to tmake_file.
15056 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
15057 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
15058 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
15059 Allow it to be cf or m68k. Set m68k_arch_family. If that
15060 variable is not empty, add t-$m68k_arch_family to tmake_file.
15061 Add t-mlibs to tmake_file.
15062 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
15063 * config/m68k/t-cf: New file.
15064 * config/m68k/t-m68k: Likewise.
15065 * config/m68k/t-mlibs: Likewise.
15066 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
15067 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
15068 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
15069 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
15070 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
15072 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
15073 (INSTALL_LIBGCC): Delete.
15074 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
15075 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
15076 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
15077 (M68K_MLIB_CPU): Define.
15078 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
15079 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
15080 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
15082 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
15083 Richard Guenther <rguenther@suse.de>
15085 PR middle-end/23361
15086 * fold-const.c (fold_comparison): Handle obfuscated comparisons
15087 against INT_MIN/INT_MAX.
15088 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
15089 file if a loop is removed.
15091 2007-02-09 Joseph Myers <joseph@codesourcery.com>
15093 * calls.c (store_one_arg): Pass correct alignment to
15094 emit_push_insn for non-BLKmode values.
15095 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
15096 unaligned stack slot via a suitably aligned slot.
15098 2007-02-08 DJ Delorie <dj@redhat.com>
15100 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
15102 (legal_subregs): Use unsigned char, make const.
15103 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
15105 2007-02-08 Paul Brook <paul@codesourcery.com>
15107 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
15108 special interworking needed.
15110 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
15112 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
15113 conditional to __SSE2__.
15114 (Entries below should have been added to first ChangeLog
15115 entry for amdfam10 dated 2007-02-05)
15116 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
15118 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
15120 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
15123 2007-02-08 DJ Delorie <dj@redhat.com>
15125 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
15126 * config/m32c/m32c.c (legal_subregs): New.
15127 (m32c_illegal_subreg_p): New.
15128 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
15129 unsupported subregs of hard regs.
15131 2007-02-08 Jan Hubicka <jh@suse.cz>
15133 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
15134 the same one; always update histograms.
15136 2007-02-08 Diego Novillo <dnovillo@redhat.com>
15138 * passes.c (init_optimization_passes): Tidy comment.
15140 2007-02-08 Roger Sayle <roger@eyesopen.com>
15142 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
15143 strip zero_extend, bswap and rotates from POCOUNT's argument.
15144 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
15145 zero_extend and rotates from PARITY's argument.
15146 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
15147 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
15148 of an integer constant at compile-time.
15150 2007-02-08 Diego Novillo <dnovillo@redhat.com>
15153 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
15155 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
15158 * tree-ssa-live.c (remove_unused_locals): Do not remove
15159 TREE_ADDRESSABLE variables.
15160 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
15161 * tree-ssa-operands.c (add_virtual_operand): Remove argument
15162 FOR_CLOBBER. Update all users.
15163 If VAR has an associated alias set, add a virtual operand for
15164 it if no alias is found to conflict with the memory reference.
15166 2007-02-07 Jan Hubicka <jh@suse.cz>
15167 Robert Kidd <rkidd@crhc.uiuc.edu>
15169 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
15171 2007-02-07 Ian Lance Taylor <iant@google.com>
15173 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
15175 2007-02-07 Roger Sayle <roger@eyesopen.com>
15177 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
15178 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
15179 tablejumpdi, movsi_to_cr_one): Remove constraints from
15180 define_expand's match_operands.
15182 2007-02-07 Roger Sayle <roger@eyesopen.com>
15184 * global.c (compute_regsets): Move declatation of "i" inside of
15185 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
15187 2007-02-07 Jakub Jelinek <jakub@redhat.com>
15190 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
15191 of INDIRECT_REF <RESULT_DECL>.
15193 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
15195 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
15196 Kaz Kojima <kkojima@gcc.gnu.org>
15199 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
15201 (sh_initialize_trampoline): Add parentheses to avoid a warning.
15203 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
15205 * doc/loop.texi: Document possibility not to perform disambiguation
15206 of loops with multiple latches.
15207 * cfgloopmanip.c (alp_enum_p): Removed.
15208 (add_loop): Handle subloops. Use get_loop_body_with_size.
15209 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
15210 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
15211 the new forwarder block.
15212 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
15213 Handle the case latch is NULL.
15214 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
15215 modifications when marking loop exits.
15216 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
15218 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
15219 disambiguate_loops_with_multiple_latches.
15220 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
15221 before fix_loop_structure.
15222 * cfgloop.c: Include pointer-set.h and output.h.
15223 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
15224 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
15225 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
15226 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
15227 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
15228 disambiguate_multiple_latches, get_loop_body_with_size,
15229 disambiguate_loops_with_multiple_latches): New functions.
15230 (flow_loop_dump): Dump multiple latch edges.
15231 (flow_loop_nodes_find): Handle loops with multiple latches.
15232 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
15233 (glb_enum_p): Modified.
15234 (get_loop_body): Use get_loop_body_with_size.
15235 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
15236 (AVOID_CFG_MODIFICATIONS): New constant.
15237 (disambiguate_loops_with_multiple_latches, add_loop,
15238 get_loop_body_with_size): Declare.
15239 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
15241 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
15243 PR inline-asm/28686
15244 * global.c (compute_regsets): New function.
15245 (global_alloc): Refactored ELIMINABLE_REGSET
15246 and NO_GLOBAL_ALLOC_REGS computation out.
15247 (rest_of_handle_global_alloc): Call compute_regsets()
15248 for non-optimizing case.
15250 2007-02-06 Richard Henderson <rth@redhat.com>
15252 * config/i386/constraints.md (Y2): Rename from Y.
15253 (Yi): New constraint.
15254 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
15255 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
15256 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
15257 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
15258 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
15259 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
15260 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
15261 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
15262 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
15263 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
15264 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
15265 vec_extractv2si_1): Change Y constraints to Y2.
15266 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
15267 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
15268 Change Y constraints to Y2.
15269 (sse2_loadld): Change Y constraints to x.
15271 2007-02-06 Roger Sayle <roger@eyesopen.com>
15273 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
15274 (parity<mode>2): New define_expand using rs6000_emit_parity.
15275 * config/rs6000/rs6000.c (rs6000_emit_popcount,
15276 rs6000_emit_parity): New functions.
15277 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
15278 rs6000_emit_parity): Prototype here.
15280 2007-02-06 Ian Lance Taylor <iant@google.com>
15282 * lower-subreg.c (simple_move_operand): Reject CONST.
15283 (resolve_clobber): Call validate_change rather than directly
15284 assigning to XEXP (pat, 0).
15286 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
15288 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
15289 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
15290 (tree-cfg.o): Remove hashtab.h dependency.
15292 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
15293 (struct ivopts_data): Change niters to pointer_map_t.
15294 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
15295 (niter_for_exit): Create pointer_map on demand. Change for
15297 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
15298 (free_loop_data): Destroy data->niters if created and reset field.
15299 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
15300 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
15302 * tree-ssa-reassoc.c: Include pointer-set.h.
15303 (bb_rank): Change to long *.
15304 (operand_rank): Change to pointer_map_t.
15305 (find_operand_rank): Return long, -1 if not found. Declare as inline.
15306 (insert_operand_rank): Accept long.
15307 (operand_entry_hash, operand_entry_eq): Remove.
15308 (get_rank): Return long. Adjust for changes above.
15309 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
15311 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
15313 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
15314 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
15315 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
15317 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
15318 directly since it cannot be NULL.
15319 (get_vi_for_tree): Rewrite for pointer_map API.
15320 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
15321 (init_alias_vars): Create vi_for_tree as pointer_map.
15322 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
15324 * tree-cfg.c: Don't include hashtab.h.
15325 (edge_to_cases): Declare as pointer_map.
15326 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
15328 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
15329 (start_recording_case_labels): Create edge_to_cases as pointer_map.
15330 (end_recoding_case_labels): Cleanup edge_to_cases manually before
15332 (record_switch_edge): Delete.
15333 (get_cases_for_edge): Adjust for pointer_map API, inline
15334 record_switch_edge (rewritten for new API), remove goto.
15336 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
15338 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
15339 * tree-nested.c: Include pointer-set.h.
15340 (var_map_elt, var_map_eq, var_map_hash): Delete.
15341 (struct nesting_info): Remove GTY marker. Change the two htab_t's
15342 to pointer_map_t's.
15343 (nesting_info_bitmap_obstack): New.
15344 (lookup_field_for_decl): Adjust for pointer_map API.
15345 (lookup_tramp_for_decl): Adjust for pointer_map API.
15346 (get_nonlocal_debug_decl): Adjust for pointer_map API.
15347 (get_local_debug_decl): Adjust for pointer_map API.
15348 (convert_nl_goto_reference): Adjust for pointer_map API.
15349 (convert_nl_goto_receiver): Adjust for pointer_map API.
15350 (create_nesting_tree): Create outside GGC space. Create bitmap on
15351 the new obstack. Create field_map and var_map as pointer_maps.
15352 (free_nesting_tree): Adjust for changes to create_nesting_tree.
15354 (lower_nested_functions): Move root here, no need to NULL it.
15355 Initialize and release the obstack.
15357 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
15359 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
15360 Remove prototypes and make them non-static.
15361 (struct tree_int_map): Remove.
15362 * tree.h (struct tree_int_map): Move here, turning TO into an
15364 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
15366 * tree.h (TREE_COMPLEXITY): Remove.
15367 (struct tree_exp): Remove complexity field.
15368 * tree.c (build1_stat): Don't set it.
15370 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
15371 Victor Kaplansky <victork@il.ibm.com>
15373 * tree-vectorizer.c (vect_is_simple_use): Support induction.
15374 (vect_is_simple_reduction): Support reduction with induction as
15375 one of the operands.
15376 (vect_is_simple_iv_evolution): Fix formatting.
15377 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
15378 formatting. Don't mark induction phis for vectorization.
15379 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
15380 * tree-vect-transform.c (get_initial_def_for_induction): New function.
15381 (vect_get_vec_def_for_operand): Support induction.
15382 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
15384 (vectorizable_reduction): Support reduction with induction as one of
15386 (vectorizable_type_demotion): Use def-type of stmt argument rather
15387 than dummy def-type.
15389 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
15390 flag_tree_scev_cprop.
15391 * common.opt (tree-scev-cprop): New flag.
15393 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
15394 call to vect_get_new_vect_var.
15396 2007-02-06 Ira Rosen <irar@il.ibm.com>
15398 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
15399 vectype is not NULL.
15400 (vect_pattern_recog_1): Likewise.
15402 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15404 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
15405 (fold_negate_expr): Likewise.
15407 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
15410 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
15411 even if cv-qualification is the same.
15413 2007-02-05 Geoffrey Keating <geoffk@apple.com>
15415 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
15416 __enable_execute_stack on completion.
15418 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15420 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
15421 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
15422 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
15423 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
15424 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
15425 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
15426 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
15427 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
15429 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15431 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
15432 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
15433 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
15434 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
15435 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
15436 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
15437 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
15438 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
15439 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
15440 umuldi3_highpart_rex64, umulsi3_highpart_insn,
15441 umulsi3_highpart_zext, smuldi3_highpart_rex64,
15442 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
15443 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
15444 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
15445 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
15446 sqrtextenddfxf2_i387): Added amdfam10_decode.
15448 * config/i386/athlon.md (athlon_idirect_amdfam10,
15449 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
15450 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
15451 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
15452 athlon_ivector_store_amdfam10): New define_insn_reservation.
15453 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
15456 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15458 * config/i386/athlon.md (athlon_call_amdfam10,
15459 athlon_pop_amdfam10, athlon_lea_amdfam10): New
15460 define_insn_reservation.
15461 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
15462 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
15463 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
15465 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15467 * config/i386/athlon.md (athlon_sseld_amdfam10,
15468 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
15469 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
15471 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15473 * config/i386/athlon.md (athlon_sseins_amdfam10): New
15474 define_insn_reservation.
15475 * config/i386/i386.md (sseins): Added sseins to define_attr type
15476 and define_attr unit.
15477 * config/i386/sse.md: Set type attribute to sseins for insertq
15480 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15482 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
15483 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
15484 ssecomi_load_amdfam10, ssecomi_amdfam10,
15485 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
15486 define_insn_reservation.
15487 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
15489 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15491 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
15492 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
15493 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
15494 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
15495 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
15496 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
15497 define_insn_reservation.
15499 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
15500 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
15501 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
15502 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
15503 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
15505 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15507 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
15508 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
15509 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
15510 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
15511 athlon_ssemul_load_k8): Added amdfam10.
15513 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15515 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
15516 (x86_sse_unaligned_move_optimal): New variable.
15518 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
15520 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
15521 for unaligned vector SSE double/single precision loads for AMDFAM10.
15523 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15525 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
15526 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
15527 Define TARGET_CPU_DEFAULT_amdfam10.
15528 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
15529 (processor_type): Add PROCESSOR_AMDFAM10.
15531 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
15532 processor_type in config/i386/i386.h.
15533 Enable imul peepholes for TARGET_AMDFAM10.
15535 * config.gcc: Add support for --with-cpu option for amdfam10.
15537 * config/i386/i386.c (amdfam10_cost): New variable.
15538 (m_AMDFAM10): New macro.
15539 (m_ATHLON_K8_AMDFAM10): New macro.
15540 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
15541 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
15542 x86_promote_QImode, x86_integer_DFmode_moves,
15543 x86_partial_reg_dependency, x86_memory_mismatch_stall,
15544 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
15545 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
15546 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
15547 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
15548 Enable/disable for amdfam10.
15549 (override_options): Add amdfam10_cost to processor_target_table.
15550 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
15551 processor_alias_table.
15552 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
15553 (ix86_adjust_cost): Add code for amdfam10.
15555 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15557 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
15558 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
15559 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
15560 * config/i386/i386.h: Add builtin definition for SSE4A.
15561 * config/i386/i386.md: Add support for ABM instructions
15562 (popcnt and lzcnt).
15563 * config/i386/sse.md: Add support for SSE4A instructions
15564 (movntss, movntsd, extrq, insertq).
15565 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
15566 Add -march=amdfam10 flag.
15567 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
15568 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
15570 * doc/extend.texi: Add documentation for SSE4A builtins.
15572 2007-02-05 Bob Wilson <bob.wilson@acm.org>
15574 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
15576 2007-02-05 Richard Guenther <rguenther@suse.de>
15578 * tree-vectorizer.h (vectorizable_function): Add argument type
15579 argument, change return type.
15580 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
15581 * tree-vect-transform.c (vectorizable_function): Handle extra
15582 argument, return vectorized function decl.
15583 (build_vectorized_function_call): Remove.
15584 (vectorizable_call): Handle calls with result and argument types
15585 differing. Handle loop vectorization factor correctly.
15586 * targhooks.c (default_builtin_vectorized_function): Adjust for
15588 * targhooks.h (default_builtin_vectorized_function): Likewise.
15589 * target.h (builtin_vectorized_function): Add argument type
15591 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
15592 extra argument, allow vectorizing of lrintf.
15593 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
15594 documentation of target hook.
15596 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
15599 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
15600 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
15601 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
15603 2007-02-05 Roger Sayle <roger@eyesopen.com>
15605 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
15606 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
15607 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
15608 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
15609 before canonicalizing sincos to cexpi.
15610 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
15612 2007-02-05 Roger Sayle <roger@eyesopen.com>
15614 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
15615 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
15616 (alpha_init_builtins): Use alpha_add_builtins to process tables.
15618 2007-02-05 Roger Sayle <roger@eyesopen.com>
15620 * mips-tfile.c (initialize_init_file): Correct endianness test.
15622 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
15624 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
15625 the 'y' constraint.
15627 2007-02-05 Richard Sandiford <richard@codesourcery.com>
15629 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
15630 saves in a PARALLEL before the register assignments.
15632 2007-02-05 Richard Sandiford <richard@codesourcery.com>
15634 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
15635 DWARF_FRAME_RETURN_COLUMN to be a general register.
15636 * dwarf2out.c (init_return_column_size): New function, split from...
15637 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
15638 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
15639 to be nongeneral registers.
15640 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
15642 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
15643 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
15645 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
15647 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
15649 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
15651 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
15652 (remove_path): Use can_remove_branch_p and remove_branch instead
15653 of loop_delete_branch_edge.
15654 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
15655 (tree_transform_and_unroll_loop): Remove dead branches immediately.
15656 Update profile using scale_dominated_blocks_in_loop.
15657 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
15658 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
15659 (can_remove_branch_p, remove_branch): Declare.
15660 * tree-cfg.c (tree_can_remove_branch_p): New function.
15661 (tree_cfg_hooks): Add tree_can_remove_branch_p.
15662 * cfgrtl.c (rtl_can_remove_branch_p): New function.
15663 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
15665 2007-02-05 Jan Hubicka <jh@suse.cz>
15667 PR middle-end/30696
15668 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
15669 nodes in cgraph, don't remove offline copy of the function.
15671 2007-02-04 Jan Hubicka <jh@suse.cz>
15673 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
15674 vectors might cause maybe_lookup_element_for_expr to be called
15675 on non-sra-candidate.
15677 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15679 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
15680 config/bfin/bfin.md, config/bfin/predicates.md: Follow
15681 spelling conventions.
15683 2007-02-04 Richard Guenther <rguenther@suse.de>
15685 PR middle-end/30636
15686 * fold-const.c (try_move_mult_to_index): Make sure to not
15687 overflow one dimension of a multi-dimensional array access.
15689 2007-02-04 Jan Hubicka <jh@suse.cz>
15691 * passes.c (init_optimization_passes): Reindent.
15693 2007-02-04 Jan Hubicka <jh@suse.cz>
15694 Eric Botcazou <ebotcazou@adacore.com>
15696 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
15697 (execute_fixup_cfg): Break out the abnormal goto code.
15698 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
15699 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
15700 (optimize_inline_calls): Call make_nonlocal_label_edges.
15702 2007-02-04 Jan Hubicka <jh@suse.cz>
15704 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
15705 true when something was changed.
15706 (rename_ssa_copies): When something was changed, do
15707 TODO_remove_unused_locals.
15708 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
15709 add TODO_remove_unused_locals when instruction was removed.
15711 2007-02-04 Jan Hubicka <jh@suse.cz>
15713 * ipa-inline.c (try_inline): Improve debug output; work on already
15715 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
15716 call try_inline for already inlined edges too when flattening;
15717 inline also functions that make callee growth but overall unit size
15720 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15722 * config/m32c/bitops.md, config/m32c/jump.md,
15723 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
15724 config/m32r/m32r.h, config/m32r/m32r.md,
15725 config/m32r/predicates.md, config/m68hc11/larith.asm,
15726 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
15727 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
15728 config/mips/mips-protos.h, config/mips/mips.c,
15729 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
15730 config/mn10300/mn10300.h, config/mn10300/predicates.md,
15731 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
15732 spelling conventions.
15734 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
15735 Follow spelling conventions.
15737 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
15739 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
15740 warn about C++0x compatibility.
15742 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15744 * config/h8300/h8300.c, config/h8300/h8300.h,
15745 config/h8300/h8300.md: Follow spelling conventions.
15747 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
15749 PR middle-end/30667
15750 * combine.c (try_combine): Do not substitute source operand
15751 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
15753 2007-02-03 Jan Hubicka <jh@suse.cz>
15755 PR gcov-profile/30650
15756 * value-prof.c (stringop_block_profile): Fix handling of size counter;
15757 do not divide by zero for never executed counters.
15758 (tree_find_values_to_profile): Fix counters.
15759 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
15761 2007-02-03 Ian Lance Taylor <iant@google.com>
15763 * lower-subreg.c (simple_move_operand): New static function,
15764 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
15766 (simple_move): Call simple_move_operand.
15767 (find_decomposable_subregs): Add special handling of MEMs.
15768 (can_decompose_p): Rename from cannot_decompose_p. Reverse
15769 meaning of return value. If we see a hard register, test whether
15770 it can store a word_mode value. Change all callers.
15772 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15774 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
15775 ftrapv insns and expanders.
15776 (subdi3): Change define_expand operand 1 to arith11_operand, and
15777 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
15778 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
15779 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
15782 PR middle-end/30174
15783 * varasm.c (notice_global_symbol): Treat global objects as weak when
15784 flag_shlib is true.
15786 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15788 * emit-rtl.c (dconstpi): Delete.
15789 (dconstsqrt2): New.
15790 (init_emit_once): Delete dconstpi and init dconstsqrt2.
15791 * real.h (dconstpi): Delete.
15792 (dconstsqrt2): New.
15793 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
15794 (fold_builtin_hypot): Likewise.
15796 2007-02-03 Tom Tromey <tromey@redhat.com>
15799 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
15800 -gcoff3, -gxcoff3, -gvms3 implies -dD.
15802 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
15804 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
15805 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
15806 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
15807 config/rs6000/cell.md, config/rs6000/darwin.h,
15808 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
15809 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
15810 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
15811 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
15812 typos. Follow spelling conventions.
15813 * doc/invoke.texi: Follow spelling conventions.
15815 2007-02-03 Roger Sayle <roger@eyesopen.com>
15817 * simplify-rtx.c (simplify_relational_operation_1): Implement some
15818 canonicalization transformations that attempt to simplify integer
15819 constant comparisons to become comparisons against zero.
15821 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15823 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
15825 * fold-const.c (fold_binary): Fix comment typos. Fold complex
15826 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
15828 2007-02-02 Mike Stump <mrs@apple.com>
15830 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
15831 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
15832 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
15833 generate a branch island.
15835 2007-02-02 Bob Wilson <bob.wilson@acm.org>
15837 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
15838 (xtensa_legitimate_address_p): New.
15839 (xtensa_legitimize_address): New.
15840 (xtensa_output_addr_const_extra): New.
15841 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
15843 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
15844 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
15845 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
15846 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
15847 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
15848 (xtensa_legitimize_address): New.
15849 (xtensa_output_addr_const_extra): New.
15851 2007-02-02 Steve Ellcey <sje@cup.hp.com>
15853 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
15855 2007-02-02 Ian Lance Taylor <iant@google.com>
15857 * expmed.c (expand_divmod): Add comment.
15859 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
15861 * emit-rtl.c (renumber_insns): Remove.
15862 * flags.h: Remove the extern for flag_renumber_insns.
15863 * rtl.h: Remove the prototype for renumber_insns.
15864 * toplev.c (flag_renumber_insns): Remove.
15866 2007-02-02 Hui-May Chang <hm.chang@apple.com>
15868 Revert for x86 darwin:
15869 2005-06-19 Uros Bizjak <uros@kss-loka.si>
15871 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
15872 code before the following patch under TARGET_MACHO.
15873 (ix86_function_value_regno_p): Likewise.
15875 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15877 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
15880 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15883 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
15884 loads to general or fp registers. Add comments.
15885 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
15887 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
15889 * pointer-set.c (insert_aux): Only return insertion slot.
15890 (pointer_set_insert): Adjust.
15891 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
15892 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
15893 pointer_map_traverse): New.
15894 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
15895 pointer_map_create, pointer_map_destroy, pointer_map_insert,
15896 pointer_map_contains, pointer_map_traverse): Declare.
15898 2007-02-02 Jakub Jelinek <jakub@redhat.com>
15900 PR middle-end/30473
15901 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
15902 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
15904 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15906 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
15908 (struct _dep): New type.
15909 (dep_t): New typedef.
15910 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
15911 (DEP_STATUS): New access macro. The macro with the same name was
15912 renamed to DEP_LINK_STATUS.
15913 (dep_init): Declare function
15915 (struct _dep_link): New type.
15916 (dep_link_t): New typedef.
15917 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
15918 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
15919 (DEP_LINK_STATUS): New macro.
15920 (debug_dep_links): New debug function.
15922 (struct _deps_list): New type.
15923 (deps_list_t): New typedef.
15924 (DEPS_LIST_FIRST): New access macro.
15925 (FOR_EACH_DEP_LINK): New cycle macro.
15926 (create_deps_list, free_deps_list, delete_deps_list): Declare
15928 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
15929 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
15930 (copy_deps_list_change_con): Ditto.
15932 (move_dep_link): Declare function.
15934 (struct _dep_node): New type.
15935 (dep_node_t): New typedef.
15936 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
15938 (struct haifa_insn_data.back_deps): New field to hold backward
15939 dependencies of the insn.
15940 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
15942 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
15943 Change its type to deps_list_t.
15944 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
15945 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
15946 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
15948 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
15950 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
15952 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
15954 (dep_cost): Declare.
15956 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
15957 (ds_to_dk, dk_to_ds): New functions.
15959 (init_dep_1): New static function.
15960 (init_dep): New function.
15961 (copy_dep): New static function.
15963 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
15965 (detach_dep_link): New static function.
15966 (move_dep_link): New function.
15968 (dep_links_consistent_p, dump_dep_links): New static functions.
15969 (debug_dep_links): New debugging function.
15971 (deps_obstack, dl_obstack, dn_obstack): New static variables.
15973 (alloc_deps_list, init_deps_list): New static functions.
15974 (create_deps_list): New function.
15975 (clear_deps_list): New static function.
15976 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
15977 (deps_list_consistent_p, dump_deps_list): New static functions.
15978 (debug_deps_list): New function.
15979 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
15981 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
15983 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
15984 use new scheduler dependencies lists.
15985 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
15986 (sched_analyze): Ditto. Initialize dependencies lists.
15987 (add_forw_dep, compute_forward_dependences): Update to use new
15988 scheduler dependencies lists.
15990 (init_dependency_caches): Init deps_obstack.
15991 (free_dependency_caches): Free deps_obstack.
15993 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
15994 new scheduler dependencies lists.
15995 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
15996 (add_back_forw_dep, delete_back_forw_dep): Ditto.
15998 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
15999 Update to use new scheduler dependencies lists.
16000 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
16001 (debug_dependencies): Ditto.
16002 (schedule_region): Update comments.
16004 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
16005 scheduler dependencies lists.
16006 (schedule_ebb): Update comments.
16008 * rtl.def (DEPS_LIST): Remove.
16010 * lists.c (unused_deps_list): Remove.
16011 (free_list): Update assertions.
16013 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
16014 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
16016 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
16017 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
16019 * haifa-sched.c (comments): Update.
16020 (insn_cost1): Remove. Inline the code into insn_cost ().
16021 (insn_cost): Update to use new scheduler dependencies lists. Move
16022 processing of the dependency cost to dep_cost ().
16023 (dep_cost): New function. Use it instead of insn_cost () when
16024 evaluating cost of the dependency. Use compatible interface to
16025 interact with the target.
16026 (priority): Update to use new scheduler dependencies lists.
16027 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
16028 with greater number of insns that depend on the insn.
16029 (schedule_insn): Update to use new scheduler dependencies lists. Add
16030 code to free backward dependencies lists. Inline and optimize code
16031 from resolve_dep () - see PR28071.
16032 (ok_for_early_queue_removal): Update to use new scheduler dependencies
16033 lists. Update call to targetm.sched.is_costly_dependence hook.
16035 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
16036 scheduler dependencies lists.
16038 (resolve_dep): Remove. Move the logic to schedule_insn ().
16039 (init_h_i_d): Initialize dependencies lists.
16041 (process_insn_depend_be_in_spec): Rename to
16042 process_insn_forw_deps_be_in_spec. Update to use new scheduler
16043 dependencies lists.
16044 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
16045 Update to use new scheduler dependencies lists.
16046 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
16048 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
16049 new scheduler dependencies lists.
16050 (build_intra_loop_deps): Ditto.
16052 * target.h (struct _dep): Declare to use in
16053 gcc_target.sched.is_costly_dependence.
16054 (struct gcc_target.sched.adjust_cost): Fix typo.
16055 (struct gcc_target.sched.is_costly_dependence): Change signature to
16056 use single dep_t parameter instead of an equivalent triad.
16057 (struct gcc_target.sched.adjust_cost_2): Remove.
16059 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
16061 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
16063 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
16065 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
16067 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
16068 (REG_DEP_TRUE): Document.
16070 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
16071 Change signature to correspond to the targetm.sched.adjust_cost hook.
16072 Update use in TARGET_SCHED_ADJUST_COST_2.
16073 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
16074 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
16075 new scheduler dependencies lists.
16076 (ia64_gen_check): Ditto.
16078 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
16079 scheduler dependencies lists.
16081 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
16082 signature to correspond to the targetm.sched.is_costly_dependence hook.
16083 (is_costly_group): Update to use new scheduler dependencies lists.
16085 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
16086 instead of INSN_COST () macro.
16088 2007-02-01 Ian Lance Taylor <iant@google.com>
16090 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
16092 2007-02-01 Guy Martin <gmsoft@gentoo.org>
16094 * pa.md (tp_load): Correct mfctl instruction syntax.
16096 2007-02-01 Geoffrey Keating <geoffk@apple.com>
16098 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
16099 altivec_padding_size calculation on AIX. Improve comment, add
16100 assert to verify that it's right.
16102 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
16105 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
16107 PR inline-asm/28686
16108 * global.c (global_alloc): Add mising initialization of
16111 2007-02-01 Roger Sayle <roger@eyesopen.com>
16113 * alias.c (init_alias_analysis): Correct whitespace.
16114 * bb-reorder.c (fix_edges_for_rarely_executed_code,
16115 partition_hot_cold_basic_blocks): Likewise.
16116 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
16117 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
16118 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
16119 fold_builtin_snprintf_chk, fold_builtin_printf,
16120 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
16121 do_mpfr_arg3, do_mpfr_sincos): Likewise.
16122 * cfgcleanup.c (cleanup_cfg): Likewise.
16123 * cfgexpand.c (tree_expand_cfg): Likewise.
16124 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
16125 * function.c (get_next_funcdef_no): Likewise.
16126 * gengtype.c (main): Likewise.
16127 * genmodes.c (main): Likewise.
16128 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
16129 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
16130 * ifcvt.c (noce_emit_move_insn): Likewise.
16131 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
16133 * stor-layout.c (get_best_mode): Likewise.
16134 * tree-ssa-loop-niter.c (get_val_for): Likewise.
16135 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
16136 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
16137 perform_var_substitution, solve_graph): Likewise.
16138 * tree-vrp.c (vrp_finalize): Likewise.
16140 2007-02-01 Ian Lance Taylor <iant@google.com>
16142 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
16143 high part of a paradoxical subreg, return a constant zero.
16145 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
16147 * toplev.c (lang_dependent_init): Call init_set_costs.
16148 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
16150 2007-02-01 Richard Guenther <rguenther@suse.de>
16152 PR middle-end/30656
16153 * fold-const.c (fold_negate_expr): Allow negating a
16154 constant if overflow does not change.
16156 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16158 * doc/c-tree.texi (Expression trees): Improve markup.
16159 * doc/tm.texi (Register Classes, Addressing Modes)
16160 (Floating Point): Fix spacing after abbreviations. Fix some
16163 2007-02-01 Ben Elliston <bje@au.ibm.com>
16165 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
16166 * doc/contrib.texi: Likewise.
16167 * doc/install.texi: Likewise.
16169 2007-01-31 Richard Henderson <rth@redhat.com>
16170 Ian Lance Taylor <iant@google.com>
16172 * lower-subreg.c: New file.
16173 * rtl.def (CONCATN): Define.
16174 * passes.c (init_optimization_passes): Add pass_lower_subreg and
16175 pass_lower_subreg2.
16176 * emit-rtl.c (update_reg_offset): New static function, broken out
16177 of gen_rtx_REG_offset.
16178 (gen_rtx_REG_offset): Call update_reg_offset.
16179 (gen_reg_rtx_offset): New function.
16180 * regclass.c: Revert patch of 2006-03-05, restoring
16182 (clear_reg_info_regno): New function.
16183 * dwarf2out.c (concatn_loc_descriptor): New static function.
16184 (loc_descriptor): Handle CONCATN.
16185 * common.opt (fsplit_wide_types): New option.
16186 * opts.c (decode_options): Set flag_split_wide_types when
16188 * timevar.def (TV_LOWER_SUBREG): Define.
16189 * rtl.h (gen_reg_rtx_offset): Declare.
16190 (reg_scan_update): Declare.
16191 * regs.h (clear_reg_info_regno): Declare.
16192 * tree-pass.h (pass_lower_subreg): Declare.
16193 (pass_lower_subreg2): Declare.
16194 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
16195 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
16196 -fsplit-wide-types.
16197 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
16198 * Makefile.in (OBJS-common): Add lower-subreg.o.
16199 (lower-subreg.o): New target.
16201 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16203 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
16205 2007-01-31 Anatoly Sokolov <aesok@post.ru>
16208 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
16210 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16212 PR middle-end/29335
16213 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
16215 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
16217 * cfgloop.h: Include vec-prim.h.
16218 (enum li_flags): Remove LI_ONLY_OLD.
16219 (loop_iterator): Changed.
16220 (fel_next, fel_init): Iterate over loop tree.
16221 (FOR_EACH_LOOP_BREAK): New macro.
16222 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
16224 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
16225 * modulo-sched.c (sms_schedule): Ditto.
16226 * tree-vectorizer.c (vectorize_loops): Ditto.
16227 * doc/loop.texi: Update information on loop numbering and behavior of
16228 FOR_EACH_LOOP wrto new loops.
16229 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
16230 add_to_evolution_1): Test nestedness of loops instead of comparing
16232 * tree-chrec.c (chrec_fold_plus_poly_poly,
16233 chrec_fold_multiply_poly_poly, chrec_evaluate,
16234 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
16235 reset_evolution_in_loop): Ditto.
16236 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
16238 2007-01-31 Dirk Mueller <dmueller@suse.de>
16240 * c-common.c (warn_about_parentheses): Separate warning about
16241 un-parenthized sequence of comparison operators from the one
16242 which is supposed to warn about x <= y <= z.
16244 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
16246 * optabs.h (enum optab_index): Add new OTI_isinf.
16247 (isinf_optab): Define corresponding macro.
16248 * optabs.c (init_optabs): Initialize isinf_optab.
16249 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
16251 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
16252 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
16254 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
16255 expand_builtin_interclass_mathfn.
16256 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
16257 * config/i386/i386.md (UNSPEC_FXAM): New constant.
16258 (fxam<mode>2_i387): New insn pattern.
16259 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
16260 built-in functions as x87 inline asm.
16262 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16264 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
16266 2007-01-30 Eric Christopher <echristo@apple.com>
16268 * config.gcc: Add geode.
16270 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16272 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
16273 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
16274 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
16275 value-prof.c: Fix comment typos.
16277 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16280 * doc/invoke.texi (Wpointer-arith): Document warning.
16282 2007-01-30 Janis Johnson <janis187@us.ibm.com>
16284 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
16285 the list of discrepancies from the draft TR.
16287 2007-01-30 Dirk Mueller <dmueller@suse.de>
16290 * doc/invoke.texi (-Wreturn-type): Update description to
16291 match new behavior.
16293 2007-01-30 Richard Sandiford <richard@codesourcery.com>
16295 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
16297 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
16299 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
16300 to handle optabs that operate on floating point input argument and
16301 output to integer output.
16302 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
16303 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
16304 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
16305 expand_builtin_interclass_mathfn ().
16306 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
16307 (ilogbsi2): Remove.
16308 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
16309 ilogbl built-in functions as x87 intrinsics.
16311 2007-01-30 Richard Guenther <rguenther@suse.de>
16313 PR middle-end/27657
16314 * dwarf2out.c (reference_to_unused): Query varpool if the
16315 variable was output.
16317 2007-01-30 Richard Guenther <rguenther@suse.de>
16319 PR middle-end/30313
16320 * passes.c (execute_one_pass): Reset in_gimple_form to not
16321 confuse non-unit-at-a-time mode.
16323 2007-01-29 Roger Sayle <roger@eyesopen.com>
16324 Richard Guenther <rguenther@suse.de>
16326 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
16327 avoid undefined behaviour on overflow. Use force_fit_type_double
16328 to construct the constant with the specified TREE_OVERFLOW.
16330 2007-01-29 Janis Johnson <janis187@us.ibm.com>
16332 * config/dfp-bit.c: Add parameterized support for fp exceptions.
16333 * config/dfp-bit.h: Ditto.
16335 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16337 * c-decl.c (pop_scope): Replace warnings with call to
16338 warn_for_unused_label.
16339 * c-common.h (warn_for_unused_label): Declare.
16340 * c-common.c (warn_for_unused_label): Define.
16342 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16344 * tree-optimize.c (update_inlined_to_pointers): Delete unused
16347 2007-01-29 Janis Johnson <janis187@us.ibm.com>
16349 * Makefile.in (USER_H): Remove decfloat.h.
16350 * ginclude/decfloat.h: Delete, moving contents to ...
16351 * ginclude/float.h: Add support for decimal floating point,
16352 guarded by __STDC_WANT_DEC_FP__.
16354 2007-01-29 Mike Stump <mrs@apple.com>
16356 * doc/gccint.texi (Top): Rename Loop Representation to Loop
16357 Analysis and Representation to resolve case insensitive conflict.
16358 * doc/loop.texi (Loop Analysis and Representation): Likewise.
16360 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
16362 * tree.h (struct tree_memory_tag): Add aliases member.
16363 (MTAG_ALIASES): New macro.
16364 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
16365 (add_may_alias): Remove pointer-set. Update for may_aliases being
16367 (mark_aliases_call_clobbered): Update for may_aliases being a
16369 (compute_tag_properties): Ditto.
16370 (create_partition_for): Ditto.
16371 (compute_memory_partitions): Ditto.
16372 (dump_may_aliases_for): Ditto.
16373 (is_aliased_with): Ditto.
16374 (add_may_alias_for_new_tag): Ditto.
16375 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
16376 (compute_is_aliased): New function.
16377 (compute_may_aliases): Call compute_is_aliased).
16378 (init_alias_info): Initialize alias_bitmap_obstack.
16379 (union_alias_set_into): New function.
16380 (compute_flow_sensitive_aliasing): Use union_aliases_into.
16381 (have_common_aliases_p): Rewrite to take two bitmaps and use
16383 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
16384 Update for bitmaps.
16385 (finalize_ref_all_pointers): Update for add_may_alias changes.
16386 (new_type_alias): Ditto.
16387 * tree-flow-inline.h (may_aliases): Return a bitmap.
16388 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
16389 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
16390 may_aliases being a bitmap.
16391 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
16392 may_aliases now returns a bitmap.
16393 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
16395 * tree-ssa-operands.c (add_virtual_operand): Update for
16396 may_aliases being a bitmap.
16398 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
16400 PR tree-optimization/30630
16401 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
16402 variable as changed.
16404 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
16407 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
16408 expanded only once even if an error occurs.
16410 2007-01-29 Ben Elliston <bje@au.ibm.com>
16412 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
16413 (__gcov_average_profiler): Likewise.
16414 (__gcov_ior_profiler): Likewise.
16415 (__gcov_merge_ior): Likewise.
16417 2007-01-28 Jan Hubicka <jh@suse.cz>
16419 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
16420 * value-prof.c (stringop_block_profile): Likewise.
16422 2007-01-28 Jan Hubicka <jh@suse.cz>
16424 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
16425 Add variant handling histograms; add wrapper.
16426 (clear_storage_via_libcall): Export.
16427 (emit_block_move_hints): Break out from ...; add histograms.
16428 (emit_block_move): ... this one.
16429 (clear_storage_hints): Break out from ...; add histograms.
16430 (clear_storage): ... this one.
16431 (set_storage_via_memset): Handle histogram.
16432 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
16433 (clear_storage_hints, clear_storage_via_libcall): Declare.
16434 (set_storage_via_setmem): Update prototype.
16435 * doc/md.texi (movmem, setmem): Document new arguments.
16437 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
16438 Add new histograms.
16439 (stringop_block_profile): New global function.
16440 (tree_stringops_values_to_profile): Profile block size and alignment.
16441 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
16443 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
16444 (stringop_block_profile): Declare.
16445 * builtins.c: Include value-prof.h.
16446 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
16447 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
16448 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
16449 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
16450 * profile.c (instrument_values): Add new counters.
16451 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
16453 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
16454 (tree_init_edge_profiler): Build new profilers.
16455 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
16456 (pass_tree_profile): Add dump.
16457 (tree_profile_hooks): Update.
16458 * Makefile.in (LIBGCOV): Add new constants.
16459 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
16460 __gcov_ior_profiler): New.
16461 * i386.md (movmem/setmem expanders): Add new optional arguments.
16463 2007-01-28 David Edelsohn <edelsohn@gnu.org>
16465 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
16467 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
16469 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
16470 (tree_unswitch_single_loop): Pass eni_size_weights to
16471 tree_num_loop_insns.
16472 * tree-ssa-loop-manip.c: Include tree-inline.h.
16473 (can_unroll_loop_p): Pass eni_size_weights to
16474 tree_num_loop_insns.
16475 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
16476 Pass eni_size_weights to estimate_num_insns.
16477 * tree.h (init_inline_once): Export.
16478 * toplev.c (backend_init): Call init_inline_once.
16479 * cgraphunit.c (cgraph_process_new_functions,
16480 cgraph_analyze_function): Pass eni_inlining_weights to
16481 estimate_num_insns.
16482 * ipa-inline.c (compute_inline_parameters): Ditto.
16483 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
16484 to estimate_num_insns.
16485 (try_unroll_loop_completely): Pass eni_size_weights to
16486 tree_num_loop_insns.
16487 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
16488 ot estimate_num_insns.
16489 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
16490 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
16491 * tree-inline.c (eni_inlining_weights, eni_size_weights,
16492 eni_time_weights): New variables.
16493 (init_inline_once): Initialize them.
16494 (struct eni_data): Mew.
16495 (estimate_num_insns_1, estimate_num_insns): Use weights.
16496 * tree-inline.h (struct eni_weights_d): New.
16497 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
16498 (estimate_num_insns): Declaration changed.
16499 * cfgloop.h (tree_num_loop_insns): Declaration changed.
16500 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
16501 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
16503 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
16505 * tree-data-ref.c (conflict_fn): Assert that the number of affine
16506 relations in the conflict function is valid.
16508 2007-01-27 Ian Lance Taylor <iant@google.com>
16510 * common.opt: Add fstrict-overflow.
16511 * opts.c (decode_options): Set flag_strict_overflow if -O2.
16512 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
16513 (TYPE_OVERFLOW_UNDEFINED): Define.
16514 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
16516 * tree.h (TYPE_TRAP_SIGNED): Don't define.
16517 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
16518 (fold_negate_expr): Likewise.
16519 (make_range): Likewise.
16520 (extract_muldiv_1): Likewise.
16521 (maybe_canonicalize_comparison): Likewise.
16522 (fold_comparison): Likewise.
16523 (fold_binary): Likewise.
16524 (tree_expr_nonnegative_p): Likewise.
16525 (tree_expr_nonzero_p): Likewise.
16526 * tree-vrp.c (compare_values): Likewise.
16527 (extract_range_from_binary_expr): Likewise.
16528 (extract_range_from_unary_expr): Likewise.
16529 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
16531 (nowrap_type_p): Likewise.
16532 * tree-scalar-evolution.c (simple_iv): Likewise.
16533 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
16534 (build_range_check): Likewise.
16535 (extract_muldiv_1): Likewise.
16536 (fold_comparison): Likewise.
16537 * tree-vrp.c (vrp_int_const_binop): Likewise.
16538 (extract_range_from_unary_expr): Likewise.
16539 * convert.c (convert_to_integer): Likewise.
16540 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
16541 (fold_comparison): Likewise.
16542 (fold_binary): Likewise.
16543 * optabs.c (optab_for_tree_code): Likewise.
16544 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
16545 * simplify-rtx.c (simplify_const_relational_operation): Check
16546 flag_strict_overflow and flag_trapv.
16547 (simplify_const_relational_operation): Likewise.
16548 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
16549 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
16552 2007-01-27 Roger Sayle <roger@eyesopen.com>
16554 * tree.c (tree_fold_gcd): Delete.
16555 * tree.h (tree_fold_gcd): Remove prototype.
16556 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
16557 test whether one constant integer is a multiple of another. Instead
16558 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
16559 * fold-const.c (multiple_of_p): We've determined both TOP and
16560 BOTTOM are integer constants so we can call int_const_binop directly
16561 instead of the more generic const_binop.
16563 2007-01-27 Roger Sayle <roger@eyesopen.com>
16565 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
16566 1*X check that the constant hasn't overflowed, to preserve the
16568 (round_up): Provide an efficient implementation when rouding-up an
16569 INTEGER_CST to a power-of-two.
16571 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16573 * doc/sourcebuild.texi: Add comma for clarity.
16574 * doc/extend.texi: Fix some typos.
16575 * doc/passes.texi: Likewise.
16576 * doc/cppinternals.texi: Likewise.
16577 * doc/c-tree.texi: Likewise.
16578 * doc/tree-ssa.texi: Likewise.
16579 * doc/install.texi: Likewise.
16581 2007-01-27 Jan Hubicka <jh@suse.cz>
16583 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
16584 (pass_sra): Do not require alias information.
16585 * passes.c (init_optimization_passes): Add SRA
16587 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
16589 * tracer.c (rest_of_handle_tracer): We already cleaned
16590 up the CFG in tracer() so don't do it here again.
16591 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
16592 cleanup_cfg here, either. And don't call renumber_insns.
16594 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
16595 and BB_HEAD are in the insn stream here. Instead make sure
16596 that BB_INSN is valid on all insns. Also, do check here that
16597 there are no pending branch predictions...
16598 (rtl_verify_flow_info): ...instead of doing it here. Checks
16599 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
16602 2007-01-26 Roger Sayle <roger@eyesopen.com>
16604 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
16605 function to simplify/factorize operand order canonicalization.
16606 (ix86_fixup_binary_operands): Reorganize using the above function.
16607 (ix86_binary_operator_ok): Likewise.
16609 2007-01-27 Jakub Jelinek <jakub@redhat.com>
16611 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
16612 file scope from optimize_attrs.
16613 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
16615 (optimize_attrs): Clear insn_code_values after freeing it.
16617 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
16619 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
16620 a parts.base assignment.
16622 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
16624 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
16625 (compute_subscript_distance, initialize_data_dependence_relation,
16626 finalize_ddr_dependent, analyze_ziv_subscript,
16627 analyze_siv_subscript_cst_affine,
16628 compute_overlap_steps_for_affine_univar,
16629 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
16630 analyze_siv_subscript, analyze_miv_subscript,
16631 analyze_overlapping_iterations, subscript_dependence_tester_1,
16632 compute_self_dependence, free_dependence_relation): Work
16633 with affine_fn instead of chrecs.
16634 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
16635 common_affine_function, affine_function_base,
16636 affine_function_constant_p, affine_fn_op, affine_fn_plus,
16637 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
16638 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
16639 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
16640 (all_chrecs_equal_p): Removed.
16641 * tree-data-ref.h (affine_fn, conflict_function): New types.
16642 (struct subscript): Change type of conflicting_iterations_in_a
16643 and conflicting_iterations_in_b.
16645 2007-01-26 Steve Ellcey <sje@cup.hp.com>
16648 * config/pa/pa.h (TARGET_HPUX_11): New.
16649 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
16650 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
16652 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
16653 Richard Guenther <rguenther@suse.de>
16655 * tree-ssa-structalias.c (solve_graph): Handle case
16656 we merged the variable to another.
16658 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16660 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
16663 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
16664 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
16666 2007-01-25 DJ Delorie <dj@redhat.com>
16668 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
16669 allow changes to modes which don't fit in those registers.
16671 * reload1.c (choose_reload_regs): Check for invalid subregs before
16672 computing their locations, not after.
16674 2007-01-25 Geoffrey Keating <geoffk@apple.com>
16677 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
16678 save Altivec registers in an eh_return function.
16679 (compute_vrsave_mask): Likewise.
16680 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
16681 for saving Altivec registers.
16682 (rs6000_emit_prologue): Don't allocate stack twice in
16683 eh_return function. Correct expected value of altivec_save_offset
16684 when using save_world. Describe save of R0 to stack when using
16685 save_world. Describe stack pointer adjustment when using
16686 save_world. Remove duplicated eh_return parameter register saving.
16687 Update sp_offset variable after save_world.
16688 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
16690 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
16691 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
16694 2007-01-25 Steve Ellcey <sje@cup.hp.com>
16696 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
16698 2007-01-25 Steve Ellcey <sje@cup.hp.com>
16701 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
16702 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
16704 2007-01-25 Richard Guenther <rguenther@suse.de>
16706 * doc/invoke.texi (-Wcoverage-mismatch): Document.
16707 * common.opt (-Wcoverage-mismatch): New warning option.
16708 * coverage.c (get_coverage_counts): Ignore coverage mismatch
16709 if -Wcoverage-mismatch is given.
16711 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
16713 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
16714 (ipcp_driver): Change to static definition.
16715 Add dumping of the ifunctions.
16716 (constant_val_insert): Remove unused parameter. Support for SSA.
16717 (ipcp_propagate_const): Support for SSA.
16718 (ipcp_profile_bb_print): Print only analyzed nodes.
16719 (ipcp_replace_map_create): Remove support for Fortran constant
16721 * ipa-prop.c (ipa_method_modify_stmt,
16722 ipa_callsite_compute_param): Support for SSA.
16723 * ipa-prop.h (ipcp_driver): Remove declaration.
16724 (IS_VALID_TREE_MAP_INDEX): Add define.
16726 2007-01-24 Geoffrey Keating <geoffk@apple.com>
16728 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
16730 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16732 PR middle-end/30447
16733 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
16734 constant argument to cabs and do it without checking for
16735 -funsafe-math-optimizations.
16737 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
16739 * c-common.h (RID_FIRST_CXX0X): New.
16740 (RID_LAST_CXX0X): New.
16741 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
16743 * c.opt (Wc++0x-compat): New.
16744 * doc/invoke.texi (-Wc++0x-compat): Document.
16746 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16748 * builtins.c (fold_builtin_carg): New.
16749 (fold_builtin_1): Use it.
16751 2007-01-24 Jan Hubicka <jh@suse.cz>
16753 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
16755 * ipa-inline.c (initial_insns, max_insns): Delete.
16756 (compute_max_insns): New function.
16757 (cgraph_decide_inlining_of_small_function): Use it; take minimal
16758 amount of insns as base for code growth.
16759 (cgraph_decide_inlining): Make initial_insns local; do not compute
16761 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
16762 * doc/invoke.texi (inline-unit-growth): Update docs.
16764 2007-01-24 Jakub Jelinek <jakub@redhat.com>
16766 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
16767 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
16768 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
16769 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
16770 for CPUs that have PTA_CX16 set.
16772 PR middle-end/27416
16773 * gimplify.c (omp_check_private): New function.
16774 (gimplify_scan_omp_clauses): Use it for
16775 firstprivate/lastprivate/reduction.
16777 PR middle-end/30494
16778 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
16779 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
16781 PR middle-end/30421
16782 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
16783 If lower_lastprivate_clauses emits some statements, append them
16784 to dlist rather than body_p and to body_p append an initializer.
16785 (lower_omp_for): Adjust caller.
16787 2007-01-24 Steve Ellcey <sje@cup.hp.com>
16789 * target.h (globalize_decl_name): New.
16790 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
16791 * output.h (default_globalize_decl_name): New.
16792 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
16794 (globalize_decl): Ditto.
16795 (default_globalize_decl_name): New.
16796 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
16797 (ia64_handle_version_id_attribute): New.
16798 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
16799 (ia64_asm_output_external): Use globalize_decl_name instead
16800 of globalize_label.
16801 * doc/extend.texi (version_id): New pragma.
16802 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
16804 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
16806 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
16807 _uleb128_t and _Unwind_SWord with _sleb128_t.
16808 * unwind-dw2.c (extract_cie_info, execute_stack_op,
16809 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
16811 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
16812 * unwind-pe.h (read_uleb128, read_sleb128,
16813 read_encoded_value_with_base): Likewise.
16814 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
16816 2007-01-24 Richard Guenther <rguenther@suse.de>
16818 * builtins.c (expand_builtin_cexpi): Get the fndecl
16819 for cexp in the correct way.
16821 2007-01-24 Jan Hubicka <jh@suse.cz>
16823 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
16826 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
16828 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
16829 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
16830 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
16831 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
16832 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
16833 __SIZEOF_PTRDIFF_T__.
16834 * doc/cpp.texi: Documentation for the new builtin macros added.
16836 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
16838 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
16839 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
16840 instead of operands[2] to avoid access past the end of array.
16842 2007-01-24 Richard Sandiford <richard@codesourcery.com>
16844 * reload1.c (emit_reload_insns): Pass the reload register
16845 for a non-spill output reload through forget_old_reloads_1.
16847 2007-01-23 Joseph Myers <joseph@codesourcery.com>
16849 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
16850 _SOFT_DOUBLE if doubles use software floating-point.
16851 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
16852 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
16853 * config/rs6000/darwin-ldouble.c: Also compile functions for
16854 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
16855 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
16856 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
16857 commented-out long double override.
16858 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
16859 * config/rs6000/eabispe.h: Likewise.
16860 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
16861 long double for non-SPE.
16862 (rs6000_handle_option): Likewise.
16863 (invalid_e500_subreg): Disallow more subregs involding DImode,
16864 DFmode, TImode or TFmode.
16865 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
16867 (legitimate_lo_sum_address_p): Also check for TFmode for E500
16869 (rs6000_legitimize_address): Also handle TFmode for E500 double.
16870 (rs6000_legitimize_reload_address): Also handle TFmode for E500
16872 (rs6000_legitimate_address): Also check for TFmode for E500
16874 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
16875 (spe_build_register_parallel): Handle TFmode and TCmode.
16876 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
16878 (function_arg): Handle TFmode and TCmode for E500 double.
16879 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
16881 (print_operand): Handle TFmode and TImode for %y.
16882 (rs6000_generate_compare): Handle TFmode comparisons for E500
16884 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
16885 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
16886 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
16887 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
16888 TFmode for E500 double.
16889 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
16890 (floatsidf2): Enable for E500 double.
16891 (movtf_softfloat): Use rs6000_nonimmediate_operand.
16892 (extenddftf2): Change to extenddftf2_fprs.
16893 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
16894 depending on TARGET_E500_DOUBLE.
16895 (extendsftf2): Enable for E500 double.
16896 (trunctfdf2): Enable for E500 double.
16897 (trunctfsf2): Change to trunctfsf2_fprs.
16898 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
16899 depending on TARGET_E500_DOUBLE.
16900 (floatsitf2): Enable for E500 double.
16901 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
16902 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
16903 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
16904 (negtf2): Change to negtf2_internal.
16905 (negtf2): New expander.
16906 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
16907 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
16908 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
16909 (movdi_internal32): Use rs6000_nonimmediate_operand.
16910 (unnamed splitter): Likewise.
16911 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
16912 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
16913 (SPE64TF, DITI): New mode macros.
16914 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
16917 (frob_<mode>_di_2): New.
16918 (frob_tf_di_8_2): New.
16919 (frob_di_df): Change to frob_di_<mode>; allow more modes.
16921 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
16923 (frob_ti_<mode>_8_2): New.
16924 (frob_ti_tf_2): New.
16925 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
16926 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
16928 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
16929 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
16930 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
16931 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
16932 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
16933 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
16936 2007-01-23 Ian Lance Taylor <iant@google.com>
16938 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
16940 (OBJS-archive): Reformat, alphabetize.
16941 (OBJS): Change out_object_file to OBJS-md.
16943 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
16945 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
16946 JUMP_P and CALL_P predicates where applicable.
16947 * config/i386/i386.c: Ditto.
16948 * config/i386/i386.md: Ditto.
16949 * config/i386/mmx.md: Ditto.
16950 * config/i386/predicates.md: Ditto.
16952 2007-01-22 Andreas Schwab <schwab@suse.de>
16954 * config/m68k/m68k.h: Fix comment.
16956 2007-01-22 Jan Hubicka <jh@suse.cz>
16958 * passes.c (init_optimization_passes): Do not rerun
16959 pass_early_warn_uninitialized.
16961 2007-01-22 Richard Guenther <rguenther@suse.de>
16963 PR tree-optimization/30038
16964 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
16966 (execute_cse_sincos_1): Likewise.
16967 (execute_cse_sincos): Likewise.
16968 (gate_cse_sincos): Likewise.
16969 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
16970 the cexpi() canonicalization of sincos().
16971 * tree-pass.h (pass_cse_sincos): Declare.
16972 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
16974 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
16976 PR rtl-optimization/29329
16977 * combine.c (replaced_rhs_insn): Rename to i2mod.
16978 (replaced_rhs_value): Rename to i2mod_new_rhs.
16979 (i2mod_old_rhs): New global variable.
16980 (combine_instructions): Adjust for above change. Save a copy of
16981 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
16982 note are substituted in the second instruction.
16983 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
16984 ditch the note if it pertains to the second eliminated register
16985 and this register is mentioned in i2mod_old_rhs.
16988 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
16990 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
16991 the insn to which the note was originally attached.
16993 2007-01-21 Jan Hubicka <jh@suse.cz>
16995 * ipa-inline.c (inlining_mode): Comment, move up.
16996 (cgraph_decide_inlining_incrementally): Do not perform inlining
16997 itself; fix handling of flattening of self recursive functions.
16998 (cgraph_find_cycles): Remove.
16999 (cgraph_flatten_node): Remove.
17000 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
17001 (try_inline): New function.
17002 (cgraph_early_inlining): Update call of
17003 cgraph_decide_inlining_incrementally. Apply inlining here.
17004 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
17006 2007-01-21 Dirk Mueller <dmueller@suse.de>
17009 * tree-vrp.c (check_array_bounds): do not warn
17010 about ADDR_EXPR's of ARRAY_REF's which are immediately
17011 used in binary expressions.
17013 2007-01-21 Ira Rosen <irar@il.ibm.com>
17015 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
17016 read_write_dep and macros for its access.
17017 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
17018 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
17019 argument, call vect_check_interleaving for every independent pair of
17020 data-refs. Mark loads that access the same memory location as a store
17022 (vect_check_dependences): Remove.
17023 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
17024 call, fix the call to vect_analyze_data_ref_dependence.
17025 (vect_analyze_data_ref_access): For statements that access the same
17026 data-ref, check that they are not stores; for loads, check that there
17027 is no store that access the same location.
17029 2007-01-20 Roger Sayle <roger@eyesopen.com>
17030 Joseph Myers <joseph@codesourcery.com>
17032 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
17033 (-fdump-rtl-stack): Likewise.
17034 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
17035 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
17036 (-mpt-fixed): Use @minus{} for minus sign.
17037 (Using Precompiled Headers): Fix under/overfull hbox.
17039 2007-01-20 Jan Hubicka <jh@suse.cz>
17041 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
17042 place within annotation.
17044 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17046 * pa.c (output_move_double): Change array size of xoperands to 4.
17048 2007-01-20 Jan Hubicka <jh@suse.cz>
17050 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
17053 2007-01-19 Ian Lance Taylor <iant@google.com>
17055 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
17056 constant to unsigned HOST_WIDE_INT before negating.
17058 2007-01-19 Ian Lance Taylor <iant@google.com>
17060 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
17062 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
17063 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
17064 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
17065 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
17066 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
17067 (realloc_vdef, realloc_vuse): Change second parameter to
17069 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
17070 fields to unsigned.
17071 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
17072 unsigned. Change x and lim locals to unsigned.
17073 (realloc_vdef, realloc_vuse): Change num_elem parameter to
17075 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
17076 (copy_virtual_operands): Change i and n locals to unsigned.
17078 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17080 PR middle-end/29335
17081 * builtins.c (fold_builtin_1): Handle builtin fdim.
17083 2007-01-20 Jan Hubicka <jh@suse.cz>
17085 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
17086 * tree-ssa-structalias.c (compute_points_to_sets): Do call
17087 init_alias_heapvars.
17088 (init_alias_heapvars): Initialize only when not already initialized.
17089 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
17091 2007-01-19 Roger Sayle <roger@eyesopen.com>
17093 * common.opt (fsigned-zeros): New command line option.
17094 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
17095 of flag_unsafe_math_optimizations.
17096 * opts.c (set_fast_math_flags): The -ffast-math command line option
17097 implies -fno-signed-zeros.
17098 (fast_math_flags_set_p): Likewise.
17100 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
17101 the documentation of -ffast-math appropriately. Wrap long lines.
17103 2007-01-19 Steve Ellcey <sje@cup.hp.com>
17105 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
17106 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
17108 2007-01-19 Tomas Bily <tbily@suse.cz>
17110 * cgraphunit.c (cgraph_finalize_function): Updating of pid
17112 (tree_init_ic_make_global_vars): New function
17113 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
17114 (tree_gen_ic_profiler): New function
17115 (tree_gen_ic_func_profiler): New function
17116 (tree_profiling): Added calling of tree_gen_ic_func_profiler
17117 (tree_profile_hooks): Added hook for indirec/virtual calls
17118 * value-prof.c (tree_find_values_to_profile): New case for
17120 (tree_values_to_profile): Call for determining indirect/virtual
17122 (tree_indirect_call_to_profile): New function
17123 (tree_ic_transform): New function
17124 (tree_ic): New function
17125 (find_func_by_pid): New function
17126 (init_pid_map): New function
17127 (tree_value_profile_transformations): Added check for
17128 indirect/virtual call transformation
17129 * value-prof.h (enum hist_type): New counter type for
17130 indirect/virtual calls
17131 (profile_hooks): Added new hook for profiling indirect/virtual
17133 * profile.c (instrument_values): New case for indirect/virtual
17135 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
17136 (GCOV_COUNTER_V_INDIR): New counter type
17137 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
17138 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
17140 * cgraph.c: Definition of cgraph_max_pid
17141 (cgraph_create_node): Default init of pid attribute
17142 * cgraph.h: Declaration of cgraph_max_pid
17143 (struct cgraph_node): Added pid attribute
17144 * libgcov.c (__gcov_indirect_call_profiler): New function
17145 (__gcov_one_value_profiler_body): New function
17146 (__gcov_one_value_profiler): Body was moved to
17147 __gcov_one_value_profiler_body and calls it
17149 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
17151 * doc/gty.texi (Options): Document the mark_hook option to GTY.
17152 * gengtype.c (write_types_data, write_func_for_structure,
17153 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
17154 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
17155 (walk_type, write_func_for_structure): Generate the mark_hook if
17158 2007-01-19 Jan Hubicka <jh@suse.cz>
17160 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
17161 'early' argument take inlining mode argument specifying whether to
17162 inline for size/speeed or all functions; add support for flattening;
17164 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
17166 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17169 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
17170 the name of the declared identifier.
17172 2007-01-19 Dirk Mueller <dmueller@suse.de>
17174 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
17175 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
17176 duplicate evaluation.
17178 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
17180 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
17181 Macroize expander using X87MODEF12 mode macro. Extend operand 1
17182 to XFMode, use acosxf2 and truncate result to requested mode.
17183 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
17184 (asin<mode>2): Similarly, with asin expanders.
17185 (*fscalexf4_i387): Rename from *fscalexf4.
17186 (expNcorexf3): New expander.
17187 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
17188 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
17189 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
17190 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
17191 patterns for SSE math.
17192 (exp10<mode>2): Similarly, with exp10 expanders.
17193 (exp2<mode>2): Similarly, with exp2 expanders.
17194 (expm1<mode>2): Similarly, with expm1 expanders.
17195 (ldexp<mode>3): Similarly, with ldexp expanders.
17196 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
17197 Use gen_truncxf<mode>2_i387_noop to truncate result.
17199 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17201 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
17202 for ColdFire targets.
17204 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
17205 Richard Sandiford <richard@codesourcery.com>
17207 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
17208 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
17209 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
17210 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
17211 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
17212 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
17214 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17216 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
17217 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
17218 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
17219 (*adddi_dilshr32_cf): New pattern.
17220 (adddi3, subdi3): Remove first alternatives.
17222 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17224 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
17225 implemented using move.l, do not use its cc result for floating-point
17228 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17230 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
17231 from accepting 's' constraints if flag_pic.
17233 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17235 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
17236 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
17237 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
17238 condition from TARGET_68881 to TARGET_HARD_FLOAT.
17240 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
17242 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
17243 ColdFire alternatives.
17244 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
17245 * config/m68k/m68k.md (clzsi2): Define for ColdFire
17246 architectures that support ff1 instruction.
17248 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17249 Julian Brown <julian@codesourcery.com>
17251 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
17252 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
17253 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
17256 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17258 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
17260 (output_move_const_into_data_reg, output_move_simode_const): Delete.
17261 * config/m68k/m68k.c (const_method, const_int_cost): Take a
17262 HOST_WIDE_INT instead of an rtx.
17263 (m68k_rtx_costs): Update call accordingly.
17264 (output_move_const_into_data_reg): Likewise. Fix formatting.
17265 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
17267 (output_move_simode_const): Update calls after above changes.
17268 Rework to use automatic variables and predicates like MEM_P.
17269 * config/m68k/m68k.md (pushexthisi_const): Update call to
17272 2007-01-19 Dirk Mueller <dmueller@suse.de>
17274 * tree-ssa-alias.c (perform_var_substitution): Fix typo
17275 in dump_flags test.
17277 2007-01-19 Richard Guenther <rguenther@suse.de>
17279 * builtins.c (expand_builtin_cexpi): Fall back to expanding
17280 via cexp in case sincos is not available.
17282 2007-01-19 Richard Guenther <rguenther@suse.de>
17284 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
17285 * defaults.h (TARGET_HAS_SINCOS): Default to off.
17286 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
17287 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
17288 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
17289 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
17290 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
17291 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
17293 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
17295 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
17297 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
17298 (atan2xf3): Directly generate RTL pattern.
17299 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
17300 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
17301 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17302 disable patterns for SSE math.
17303 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
17304 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
17305 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17306 disable patterns for SSE math.
17308 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
17310 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
17312 2007-01-18 Roger Sayle <roger@eyesopen.com>
17314 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
17315 VIEW_CONVERT_EXPR to the same type as it's operand.
17317 2007-01-18 David Edelsohn <edelsohn@gnu.org>
17319 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
17320 configured for long double 128.
17322 2007-01-18 Mike Stump <mrs@apple.com>
17324 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
17327 2007-01-18 Michael Meissner <michael.meissner@amd.com>
17329 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
17332 2007-01-18 Jan Hubicka <jh@suse.cz>
17334 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
17335 greater than NUM_VOP_FREE_BUCKETS.
17337 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
17339 * tree-ssa-structalias.c: Update comments.
17340 (ptabitmap_obstack): Removed.
17341 (pta_obstack): New.
17342 (oldpta_obstack): Ditto.
17343 (stats): Add a few members.
17344 (struct variable_info): Remove node, complex, address_taken, and
17345 indirect_target members. Add oldsolution member.
17346 (new_var_info): Do not initialize removed members.
17347 (constraint_expr_type): Remove INCLUDES.
17348 (constraint_graph): Add size, implicit_preds, rep,
17349 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
17350 (FIRST_REF_NODE): New macro.
17351 (LAST_REF_NODE): Ditto.
17352 (FIRST_ADDR_NODE): Ditto.
17353 (find): New function.
17355 (dump_constraint): Do not handle INCLUDES.
17356 (insert_into_complex): Do not insert duplicate constraints.
17357 (condense_varmap_nodes): Renamed and rewritten into ...
17358 (merge_node_constraints): This. Also fix bug in handling of
17359 offseted copy constraints.
17360 (clear_edges_for_node): No longer need to deal with preds at all,
17361 or removing associated preds/succs.
17362 (merge_graph_nodes): Deal with indirect_cycles.
17363 Don't deal with predecessors.
17364 (add_implicit_graph_edge): New function.
17365 (add_pred_graph_edge): Ditto.
17366 (add_graph_edge): Don't deal with predecessors.
17367 (build_constraint_graph): Removed.
17368 (build_pred_graph): New function.
17369 (build_succ_graph): Ditto.
17370 (struct scc_info): Removed in_component. Added roots, dfs, and
17371 node_mapping. Remove visited_index, unification_queue.
17372 (scc_visit): Deal with union-find we do now.
17373 Deal with cycles with REF nodes.
17374 (collapse_nodes): Renamed and rewritten to ...
17375 (unify_nodes): This.
17376 (process_unification_queue): Removed.
17377 (topo_visit): Cleanup
17378 (do_da_constraint): Use find.
17379 (do_sd_constraint): Ditto.
17380 (do_ds_constraint): Ditto.
17381 (do_complex_constraint): Ditto.
17382 (init_scc_info): Update for removed and added members.
17383 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
17384 (find_indirect_cycles): This.
17385 (equivalence_class): New variable.
17386 (label_visit): New function.
17387 (perform_variable_substitution): Rewritten.
17388 (free_var_substitution_info): New function.
17389 (find_equivalent_node): Ditto.
17390 (move_complex_constraints): Ditto.
17391 (eliminate_indirect_cycles): Ditto.
17392 (solve_graph): Only propagate changed bits.
17393 Use indirect cycle elimination.
17395 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
17396 (tree_id_eq): Renamed to ...
17397 (tree_vi_eq): This. Update for member change
17398 (insert_id_for_tree): Renamed and rewritten to ...
17399 (insert_vi_for_tree): This.
17400 (lookup_id_for_tree): Renamed and rewritten to ...
17401 (lookup_vi_for_tree): This.
17402 (get_id_for_tree): Renamed and rewritten to ...
17403 (get_vi_for_tree): Ditto.
17404 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
17405 (process_constraint): Don't handle INCLUDES.
17406 Remove special ADDRESSOF case.
17407 (find_func_aliases): Rewrite to use vi functions instead of id
17409 (create_function_info_for): Ditto.
17410 (create_variable_info_for): Ditto.
17411 (intra_create_variable_infos): Ditto.
17412 (merge_smts_into): Ditto.
17413 (find_what_p_points_to): Ditto.
17414 (init_base_vars): Ditto.
17415 (init_alias_vars): Ditto.
17416 (remove_preds_and_fake_succs): New function.
17417 (dump_sa_points_to_info): Dump new stats.
17418 (dump_solution_for_var): Use find.
17419 (set_used_smts): Fix formatting.
17420 (compute_points_to_sets): Updated for new functions.
17421 (ipa_pta_execute): Ditto.
17423 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17424 Richard Sandiford <richard@codesourcery.com>
17426 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
17428 * calls.c (expand_call): If the return value is a PARALLEL,
17429 extract its first member.
17430 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
17431 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
17432 use FUNCTION_EXTRA_EPILOGUE.
17433 (m68k_function_value): Return a PARALLEL if the return value
17434 is of a pointer type.
17435 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
17436 (FUNCTION_EXTRA_EPILOGUE): Remove.
17437 * config/m68k/m68k.md (D0_REG): New constant.
17439 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17441 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
17442 output a NOP for empty epilogues.
17444 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17446 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
17447 before function. Extend register save check to include all
17448 registers, not just integer ones.
17450 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17452 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
17453 (m68k_use_return_insn): ...this.
17454 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
17455 * config/m68k/m68k.c (use_return_insn): Rename to...
17456 (m68k_use_return_insn): ...this.
17457 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
17458 of USE_RETURN_INSN.
17460 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17462 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
17463 nearest even, fix denormal rounding overflow.
17465 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17467 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
17468 f%$smove and f%$move.
17469 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
17470 (extendsfdf2_cf): Use fdmove instead of f%&move.
17471 (truncdfsf2_cf): Use fsmove instead of f%$smove.
17472 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
17474 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17476 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
17479 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17481 * real.h (real_format): Add a canonical_nan_lsbs_set field.
17482 (coldfire_single_format): Declare.
17483 (coldfire_double_format): Likewise.
17484 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
17485 of qnan_msb_set to determine the lower bits of a canonical
17487 (encode_ieee_double): Likewise.
17488 (encode_ieee_quad): Likewise.
17489 (ieee_single_format): Initialize canonical_nan_lsbs_set.
17490 (mips_single_format): Likewise.
17491 (ieee_double_format): Likewise.
17492 (mips_double_format): Likewise.
17493 (ieee_extended_motorola_format): Likewise.
17494 (ieee_extended_intel_96_format): Likewise.
17495 (ieee_extended_intel_128_format): Likewise.
17496 (ieee_extended_intel_96_round_53_format): Likewise.
17497 (ibm_extended_format): Likewise.
17498 (mips_extended_format): Likewise.
17499 (ieee_quad_format): Likewise.
17500 (mips_quad_format): Likewise.
17501 (vax_f_format): Likewise.
17502 (vax_d_format): Likewise.
17503 (vax_g_format): Likewise.
17504 (i370_single_format): Likewise.
17505 (i370_double_format): Likewise.
17506 (decimal_single_format): Likewise.
17507 (decimal_double_format): Likewise.
17508 (decimal_quad_format): Likewise.
17509 (c4x_single_format): Likewise.
17510 (c4x_extended_format): Likewise.
17511 (real_internal_format): Likewise.
17512 (coldfire_single_format): New real_format.
17513 (coldfire_double_format): Likewise.
17514 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
17515 canonical_nan_lsbs_set.
17516 (pdp11_d_format): Likewise.
17517 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
17518 if TARGET_COLDFIRE_CPU.
17520 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17522 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
17523 (output_call, m68k_legitimize_call_address): Declare.
17524 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
17525 parenthesees. Add support for a 'W' constraint.
17526 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
17527 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
17528 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
17529 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
17531 (override_options): Initialize them. Do not set flag_no_function_cse
17532 for TARGET_ID_SHARED_LIBRARY.
17533 (m68k_output_pic_call): Delete.
17534 (m68k_legitimize_call_address): New function.
17535 (print_operand): Remove the %o prefix. Handle the %p prefix.
17536 (output_call): New function.
17537 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
17538 target address from the GOT if symbolic jumps are not allowed.
17539 * config/m68k/m68k.md (call, general_operand): Do not set
17540 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
17541 Merge separate flag_pic and !flag_pic define_insns into...
17542 (*call, *call_value): ...these new patterns. Match the address
17543 rather than the containing MEM and require it to be a call_operand.
17544 Use output_call to generate the asm template.
17545 * config/m68k/predicates.md (const_call_operand): New predicate.
17546 (call_operand): Likewise.
17548 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17550 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
17551 (STACK_GROWS_DOWNWARD): Define to 1.
17552 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
17553 comments, emphasizing that these values are only defaults.
17554 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
17555 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
17557 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17559 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
17561 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17562 Richard Sandiford <richard@codesourcery.com>
17564 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
17565 (FP_REGNO_P): New macros.
17566 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
17567 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
17568 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
17569 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
17571 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17573 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17574 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
17576 * config/m68k/t-floatlib: New file, extracting common code from...
17577 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
17578 * config/m68k/t-uclinux: Here.
17579 * config/m68k/fpgnulib.c: Do not compile extendeed precision
17580 routines on ColdFire targets.
17582 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17584 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17585 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
17586 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
17587 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
17588 explicitly set MOTOROLA to 1.
17589 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
17591 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17592 Nathan Sidwell <nathan@codesourcery.com>
17594 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
17595 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
17596 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
17597 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
17598 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
17599 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
17600 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
17601 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
17602 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
17603 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
17604 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
17605 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
17606 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
17607 (DBX_REGISTER_NUMBER): Delete.
17608 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
17609 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
17610 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
17612 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17614 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
17615 * config/flat.h: New file.
17616 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
17617 OBJECT_FORMAT_FLAT.
17618 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
17619 indirect references for -msep-data or -mid-shared-library.
17620 Do not use PC-relative code addresses either.
17621 * config/m68k/m68k.c (override_options): Restrict -fPIC error
17623 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
17624 for shared libraries and crt1.o for executables. Use crti.o and
17626 (ENDFILE_SPEC): Use crtend.o and crtn.o.
17627 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
17628 Do not add -elf2flt or -shared-lib-id options here.
17629 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
17630 Pass -shared-lib-id if -mid-shared-library, taking the library
17631 identifier from -mshared-library-id if given, otherwise
17633 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
17634 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
17635 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
17636 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
17637 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
17638 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
17640 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
17641 jump sequence for ISA A and ISA A+.
17642 (PICJUMP): Likewise.
17644 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17646 * config.gcc (m68k-*-uclinux*): Base the port on the common
17647 and m68k GNU/Linux files rather than on the generic ELF ones.
17648 * config/m68k/uclinux.h (TARGET_VERSION): Override.
17649 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
17651 2007-01-18 Julian Brown <julian@codesourcery.com>
17652 Richard Sandiford <richard@codesourcery.com>
17654 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
17655 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
17656 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
17658 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
17659 80 unconditionally.
17660 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
17662 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17664 * doc/install.texi: Document m68k-uclinuxoldabi.
17665 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
17666 * config/m68k/uclinux-oldabi.h: New file, copied from
17667 config/m68k/uclinux.h.
17669 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
17671 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
17672 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
17673 (m32r_compute_frame_size): Use unsigned for regno.
17674 (m32r_reload_lr): Use gen_frame_mem.
17676 (m32r_output_function_epilogue): Don't output the function epilogue
17678 (m32r_expand_epilogue): New.
17679 (direct_return): Return false if the function has the interrupt
17681 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
17682 * config/m32r/m32r.md (epilogue): New expander.
17683 (return_lr, return_rte): New insns.
17684 (return): Make it expander.
17685 (return_normal): New expander.
17687 2007-01-18 Josh Conner <jconner@apple.com>
17690 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
17691 support for UNLE, UNLT, UNGE, and UNGT.
17693 2007-01-18 Jan Hubicka <jh@suse.cz>
17695 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
17696 * tree-tailcall (add_virtual_phis): Likewise.
17697 (optimize_tail_call): Return TODOs.
17698 (execute_tail_calls): Return TODOs.
17699 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
17700 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
17702 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
17703 Cleanup cfg using TODO.
17704 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
17705 * passes.c (execute_function_todo): When cleanup did something, remove
17707 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
17708 (make_edges): Don't cleanup_cfg.
17710 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
17712 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
17713 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
17714 operate on the top of stack.
17715 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
17716 register handling of instructions that output to the second
17718 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
17719 (move_for_stack_reg): Special-case check for dead destination
17720 stack slot for constant load of 1.0 inside UNSPEC_TAN.
17722 * config/i386/i386.md (UNSPEC_TAN): New constant.
17723 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
17724 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
17725 to correctly model move of constant 1.0 to top stack slot.
17726 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
17727 (unnamed peephole2 pattern): Remove corresponding peephole2
17728 pattern that optimizes tan insn and loading of constant 1.0.
17729 (tanxf2): Use fptanxf4_i387.
17730 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
17731 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
17732 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17733 disable patterns for SSE math.
17734 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
17735 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
17737 2007-01-18 Dirk Mueller <dmueller@suse.de>
17738 Richard Guenther <rguenther@suse.de>
17741 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
17742 * common.opt (Warray-bounds): Add new warning option.
17743 * c-opts.c (c_common_handle_option): Define -Warray-bounds
17745 * Makefile.in: make tree-vrp.o depend on toplev.h
17746 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
17748 (check_array_refs, check_array_bounds, check_array_ref): New.
17750 2007-01-18 Jan Hubicka <jh@suse.cz>
17752 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
17753 (execute_ssa_ccp): Return flags conditionally.
17754 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
17756 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
17758 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
17760 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
17761 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
17763 * Makefile.c (GTFILES): Add cfglayout.h.
17764 * gengtype.c (open_base_files): Likewise.
17765 * cfglayout.c (cfg_layout_function_footer,
17766 cfg_layout_function_header) Reindent to make gengtype happy.
17767 * cfglayout.h (cfg_layout_function_footer,
17768 cfg_layout_function_header): Add GTY(()) marker.
17770 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
17772 2007-01-18 Ben Elliston <bje@au.ibm.com>
17774 * genautomata.c (write_automata): Include xstrerror output in the
17775 error message if writing the DFA description file fails.
17777 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
17779 * config/mips/mips-protos.h (mips_output_external): Make it
17781 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
17782 * config/mips/mips.c (irix_output_external_libcall): Likewise.
17783 (extern_list): Likewise.
17784 (extern_head): Likewise.
17785 (TARGET_ASM_FILE_END): Likewise.
17786 (mips_file_end): Likewise.
17787 (mips_output_external): Rewritten.
17789 2007-01-18 Ben Elliston <bje@au.ibm.com>
17791 * genpreds.c (write_insn_preds_c): Only write out the function
17792 body for regclass_for_constraint if we have register constraints.
17794 2007-01-17 Tom Tromey <tromey@redhat.com>
17796 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
17797 * doc/install.texi (Testing): Use sourceware.org.
17798 (Binaries): Likewise.
17799 (Specific): Likewise.
17800 * doc/contrib.texi (Contributors): Use sourceware.org.
17802 2007-01-17 Anatoly Sokolov <aesok@post.ru>
17804 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
17805 (AVR_ENHANCED): Rename to ...
17806 (AVR_HAVE_MUL): ... new.
17807 (avr_enhanced_p): Rename to ...
17808 (avr_have_mul_p): ... new.
17809 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
17810 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
17811 * config/avr/avr.c (avr_enhanced_p): Rename to ...
17812 (avr_have_mul_p): ... new.
17813 (base_arch_s): Rename 'enhanced' to 'have_mul'.
17814 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
17815 'avr_enhanced_p' and 'enhanced'.
17816 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
17817 AVR_HAVE_MUL instead of AVR_ENHANCED.
17818 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
17819 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
17820 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
17821 instead of AVR_ENHANCED.
17822 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
17823 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
17824 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
17826 2007-01-17 Ian Lance Taylor <iant@google.com>
17828 * vec.h (VEC_reserve_exact): Define.
17829 (vec_gc_p_reserve_exact): Declare.
17830 (vec_gc_o_reserve_exact): Declare.
17831 (vec_heap_p_reserve_exact): Declare.
17832 (vec_heap_o_reserve_exact): Declare.
17833 (VEC_OP (T,A,reserve_exact)): New static inline function, three
17835 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
17836 negative parameter.
17837 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
17838 (VEC_OP (T,A,copy)) [all versions]: Likewise.
17839 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
17840 * vec.c (calculate_allocation): Add exact parameter. Change all
17842 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
17843 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
17844 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
17845 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
17846 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
17847 (vec_heap_p_reserve_exact): New function.
17848 (vec_heap_o_reserve_exact): New function.
17850 2007-01-17 Jan Hubicka <jh@suse.cz>
17852 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
17854 2007-01-17 Eric Christopher <echristo@apple.com>
17856 * config.gcc: Support core2 processor.
17858 2007-01-16 Jan Hubicka <jh@suse.cz>
17860 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
17861 the names, just unlink the chain so we don't crash on dangling
17865 2007-01-16 Jan Hubicka <jh@suse.cz>
17867 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
17868 * tree-pass.h: Reorder to make IPA passes appear toegher.
17869 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
17871 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
17872 parameters, do not call early inliner.
17873 * ipa-inline.c: Update comments. Include tree-flow.h
17874 (cgraph_decide_inlining): Do not compute inlining parameters.
17875 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
17876 be called with function context set up.
17877 (pass_ipa_inline): Remove unreachable functions before pass.
17878 (cgraph_early_inlining): Simplify assuming to be called from the
17880 (pass_early_inline): New pass.
17881 (cgraph_gate_ipa_early_inlining): New gate.
17882 (pass_ipa_early_inline): Turn into simple wrapper.
17883 (compute_inline_parameters): New function.
17884 (gate_inline_passes): New gate.
17885 (pass_inline_parameters): New pass.
17886 (apply_inline): Move here from tree-optimize.c
17887 (pass_apply_inline): New pass.
17888 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
17890 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
17891 doing them by hand.
17892 (tree_function_versioning): Do not allocate dummy struct function.
17893 * tree-inline.h (optimize_inline_calls): Update prototype.
17894 * tree-optimize.c (execute_fixup_cfg): Export.
17895 (pass_fixup_cfg): Remove
17896 (tree_rest_of_compilation): Do not apply inlines.
17897 * tree-flow.h (execute_fixup_cfg): Declare.
17898 * Makefile.in (gt-passes.c): New.
17899 * passes.c: Include gt-passes.h
17900 (init_optimization_passes): New passes.
17901 (nnodes, order): New static vars.
17902 (do_per_function_toporder): New function.
17903 (execute_one_pass): Dump current pass here.
17904 (execute_ipa_pass_list): Don't dump current pass here.
17906 2007-01-16 Janis Johnson <janis187@us.ibm.com>
17908 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
17909 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
17911 2007-01-16 David Edelsohn <edelsohn@gnu.org>
17913 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
17914 (strong_alias): Define.
17915 (__gcc_qmul): Provide non-FMA for soft-float.
17916 (__gcc_qdiv): Same.
17921 (__gcc_qunord): New.
17931 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
17932 soft-float functions.
17933 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
17934 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
17935 about long double soft float.
17937 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
17938 Tehila Meyzels <tehila@il.ibm.com>
17940 * tree-vectorizer.h (is_pattern_stmt_p): New.
17941 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
17942 formatting (tabs instead of spaces). Cleanup and clarify setting
17943 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
17944 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
17945 (vectorizable_type_demotion): Check that types are integral.
17946 (vectorizable_type_promotion): Likewise.
17947 (vectorizable_store): Fix typo. Eliminate new-line at end of
17950 2007-01-16 Jan Hubicka <jh@suse.cz>
17952 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
17955 2007-01-15 Eric Christopher <echristo@apple.com>
17957 * ifcvt.c: Include vec.h, vecprim.h.
17958 (check_cond_move_block): New argument regs.
17959 Reorganize. Add registers used to regs.
17960 (cond_move_process_if_block): Use regs set above as
17963 2007-01-15 Eric Christopher <echristo@apple.com>
17965 * config/darwin.h: Update copyright.
17966 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
17967 (LINK_COMMAND_SPEC): Add -u.
17968 (LINK_SPEC): Fix umbrella for above.
17970 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
17972 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
17975 2007-01-15 Tom Tromey <tromey@redhat.com>
17977 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
17978 * doc/install.texi (Testing): Don't mention jacks.
17979 (Configuration): Document --enable-java-maintainer-mode. Move
17980 --with-java-home to libgcj-specific section. Document
17982 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
17984 2007-01-15 Jan Hubicka <jh@suse.cz>
17986 * tree-ssa-dce.c (DCE_TODOs): New.
17987 (propagate_necessity): Return if something changed.
17988 (eliminate_unnecessary_stmts): Likewise.
17989 (perform_tree_ssa_dce): Return TODO flags when needed.
17990 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
17992 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
17994 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
17995 (fyl2x_extend<mode>xf3_i387): New insn pattern.
17996 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
17997 patterns using X87MODEF12 mode macro. Extend operand 1
17998 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
17999 (log10<mode>2): Ditto.
18000 (log2<mode>2): Ditto.
18001 (log1p<mode>2): Ditto.
18002 (logb<mode>2): Ditto.
18003 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
18004 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
18005 (*fxtractxf3_i387): Rename from *fxtractxf3.
18006 (fxtract_extend<mode>xf3_i387): New insn pattern.
18007 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
18008 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
18009 and gen_fyl2xxf3_i387().
18011 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
18013 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
18014 * cfgloopmanip.c (fix_loop_placement): Made static. Use
18015 get_loop_exit_edges. Changed return type to bool.
18016 * cfgloop.h (fix_loop_placement): Declaration removed.
18018 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
18020 * param.h (MIN_VECT_LOOP_BOUND): New.
18021 * params.def (MIN_VECT_LOOP_BOUND): New.
18022 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
18023 argument - minimum threshold for number of iterations.
18024 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
18025 argument to declaration.
18026 * tree-vect-analyze.c (vect_analyze_operations): Check value of
18027 MIN_VECT_LOOP_BOUND.
18028 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
18029 slpeel_tree_peel_loop_to_edge with additional argument.
18030 (vect_do_peeling_for_alignment): Likewise.
18031 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
18033 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
18036 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
18037 operands of size 1.
18039 2007-01-14 Jan Hubicka <jh@suse.cz>
18041 * tree-dfa.c (remove_referenced_var): New function.
18042 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
18043 prune referenced vars list too.
18044 * tree-flow.h (remove_referenced_var): Declare.
18046 2007-01-14 Jan Hubicka <jh@suse.cz>
18048 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
18050 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
18051 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
18052 * except.h (verify_eh_throw_table_statements): Kill prototype.
18053 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
18054 into call exrepssions.
18055 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
18057 * tree-cfg.c: Include pointer-set.h.
18058 (verify_node_sharing): Work on pointer set.
18059 (verify_eh_throw_stmt_node): New.
18060 (verify_stmts): Use pointers sets, verify throw_stmt.
18062 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
18064 * ipa-reference.c (analyze_function): Consider also addresses taken
18067 2007-01-12 Roger Sayle <roger@eyesopen.com>
18069 * c-typeck.c (null_pointer_constant_p): Replace use of
18070 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
18071 (build_c_cast): Likewise.
18073 2007-01-12 Roger Sayle <roger@eyesopen.com>
18075 * tree.h (force_fit_type_double): Remove unused final argument.
18076 * c-common.c (constant_expression_warning): Replace use of
18077 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
18078 (convert_and_check): Likewise.
18079 (shorten_compare): Update call to force_fit_type_double.
18080 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
18081 * convert.c (convert_to_pointer): Update call to
18082 force_fit_type_double.
18083 * fold-const.c (force_fit_type_double): Remove overflowed_const
18085 (int_const_binop, fold_convert_const_int_from_int,
18086 fold_convert_const_int_from_real, fold_div_compare,
18087 fold_sign_changed_comparison, fold_unary, fold_negate_const,
18088 fold_abs_const, fold_not_const): Remove the final argument from
18089 calls to force_fit_type_double.
18091 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
18093 * configure.ac: Set insn to "nop" for spu-*-* also.
18094 * configure: Regenerate.
18096 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
18098 * builtins.def : Add BUILT_IN_FREE.
18100 2007-01-12 Jan Hubicka <jh@suse.cz>
18102 PR tree-optimization/30443
18103 * tree-inline.c (tree_function_versioning): Do not optimize when
18104 cloning for inlining.
18106 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
18108 * doc/loop.texi: Document recording of loop exits.
18109 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
18110 (update_single_exits_after_duplication,
18111 update_single_exit_for_duplicated_loop,
18112 update_single_exit_for_duplicated_loops): Removed.
18113 (duplicate_loop_to_header_edge): Do not call
18114 update_single_exits_after_duplication and
18115 update_single_exit_for_duplicated_loops.
18116 (loop_version): Do not update single_exit information.
18117 (fix_loop_structure): Use record_loop_exits instead of
18118 mark_single_exit_loops.
18119 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
18120 the lists of loop exits.
18121 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
18122 split_edge, merge_blocks): Update the lists of loop exits.
18123 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
18124 loop_optimizer_init.
18125 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
18126 of mark_single_exit_loops.
18127 (loop_optimizer_finalize): Call release_recorded_exits.
18128 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
18129 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
18130 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
18131 update single exit information.
18132 * lambda-code.c (perfect_nestify): Ditto.
18133 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
18134 (mark_single_exit_loops): Removed.
18135 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
18136 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
18137 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
18139 (get_loop_exit_edges, single_exit): Use recorded exit lists.
18140 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
18141 (verify_loop_structure): Verify consistency of the exit lists.
18142 (flow_loops_find): Use alloc_loop. Initialize exits hash.
18143 (set_single_exit): Removed.
18144 * cfgloop.h (struct loop_exit): New function.
18145 (struct loop): single_exit_ field replaced by exits field.
18146 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
18147 LOOPS_HAVE_RECORDED_EXITS.
18148 (struct loops): Added exits hash.
18149 (mark_single_exit_loops, set_single_exit): Declaration removed.
18150 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
18152 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18154 * doc/invoke.texi: Avoid use of @headitem.
18156 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18158 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
18160 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18162 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
18165 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
18166 Richard Sandiford <richard@codesourcery.com>
18168 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
18169 * config/m68k/m68k.opt: Resort options.
18170 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
18172 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
18173 Richard Sandiford <richard@codesourcery.com>
18175 * doc/invoke.texi: Document the macros that are defined by
18176 m68k's -mtune and -mhard-float options.
18177 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
18178 (m68k_cpp_cpu_family): Likewise.
18179 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
18180 of __ucfv*__ macros. Define __mcffpu__ if generating code for
18181 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
18182 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
18183 (m68k_cpp_cpu_family): Likewise.
18185 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18187 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
18188 macros besides mc68000 as tuning macros. Use a switch statement
18189 to set them and mcpu32.
18191 2007-01-12 Julian Brown <julian@codesourcery.com>
18193 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
18194 (TARGET_68040_ONLY): Rename to...
18195 (TARGET_68040): ...this.
18196 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
18197 * config/m68k/m68k.md: Likewise.
18199 2007-01-12 Julian Brown <julian@codesourcery.com>
18200 Nathan Sidwell <nathan@codesourcery.com>
18201 Richard Sandiford <richard@codesourcery.com>
18203 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
18204 the -mcpu= argument associated with the --with-cpu setting.
18205 Define M68K_DEFAULT_TUNE to the default -mtune= option,
18206 if different from the one implied by the -mcpu setting.
18207 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
18208 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
18209 * doc/invoke.texi: Mention ColdFire in the introduction to the
18210 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
18211 -mno-div and -mhard-float options. Make -m68881 a synonym for
18212 -mhard-float. Document the previously-undocumented -m5206e,
18213 -m528x, -m5307 and -m5407 options. Tweak the existing option
18214 documentation for consistency.
18215 * doc/install.texi: Mention new --with-cpu arguments.
18216 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
18217 default CPU if neither -mcpu nor -march are specified.
18218 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
18219 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
18220 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
18221 using m68k_tune to decide between families that implement the
18222 same ISA. Use m68k_tune to set __mcfv4e__.
18223 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
18224 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
18225 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
18226 (FL_ISA_C, FL_ISA_MMU): New macros.
18227 (MASK_COLDFIRE): Delete.
18228 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
18229 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
18230 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
18231 (TARGET_HARD_FLOAT): Do not define here.
18232 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
18233 (TUNE_68000): New macro.
18234 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
18235 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
18236 (TUNE_CFV2): Redefine in terms of m68k_tune.
18237 (uarch_type, target_device, fpu_type): New enums.
18238 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
18239 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
18240 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
18241 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
18242 (FL_FOR_isa_c): New macros.
18243 (m68k_isa): New enum.
18244 (m68k_target_selection): New structure.
18245 (all_devices, all_isas, all_microarchs): New tables.
18246 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
18247 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
18248 (MASK_ALL_CPU_BITS): Delete.
18249 (m68k_find_selection): New function.
18250 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
18251 Map the legacy target options to a combination of the new ones.
18252 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
18253 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
18254 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
18256 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
18257 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
18259 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
18260 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
18261 * config/m68k/m68k-devices.def: New file.
18263 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18264 Nathan Sidwell <nathan@codesourcery.com>
18266 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
18267 (SUBTARGET_EXTRA_SPECS): New macros.
18268 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
18269 use %(asm_cpu_spec) instead.
18270 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
18271 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
18272 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
18273 (EXTRA_SPECS): Rename to...
18274 (SUBTARGET_EXTRA_SPECS): ...this.
18276 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
18277 Richard Sandiford <richard@codesourcery.com>
18278 Julian Brown <julian@codesourcery.com>
18280 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
18281 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
18282 to the configuration's default CPU.
18283 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
18284 Remove default masks.
18285 (m680[012]0-*-*): Set the default with_cpu to the first part of
18287 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
18288 (m68k*-*-linux): Extend the --with-cpu handling to...
18289 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
18290 and m68010. Don't set target_cpu_default2.
18291 * doc/install.texi: Document --with-cpu for m68k.
18292 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
18293 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
18294 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
18295 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
18296 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
18297 (ASM_SPEC): Remove use of %(asm_cpu_default).
18298 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
18299 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
18300 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
18301 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
18302 __HAVE_FPU__ if TARGET_HARD_FLOAT.
18303 (TARGET_DEFAULT): Delete.
18304 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
18305 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
18306 (CPP_CPU_SPEC): Delete.
18307 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
18308 the appropriate string.
18309 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
18310 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
18311 (ASM_SPEC): Don't use %(asm_default_spec).
18312 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
18313 TARGET_DEFAULT and add MASK_68881.
18314 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
18316 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18318 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
18319 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
18320 MASK_68010 alongside MASK_68020.
18321 * doc/invoke.texi: Document -m68010.
18322 * config/m68k/m68k.opt (m68010): New.
18323 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
18325 (TUNE_68010): New macro.
18326 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
18327 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
18328 (M68K_CPU_m68332): Add MASK_68010.
18329 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
18330 fallback definition.
18331 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
18333 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
18334 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
18335 to all entries that use MASK_68020.
18336 (output_move_simode_const, output_move_himode, output_move_qimode)
18337 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
18338 instead of TARGET_68020 to select clr behavior. Remove comment
18339 about there being no TARGET_68010.
18340 * config/m68k/m68k.md: Likewise throughout.
18342 2007-01-12 Julian Brown <julian@codesourcery.com>
18344 * config/m68k/m68k.h (TARGET_ISAB): New macro.
18345 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
18346 * config/m68k/m68k.md: Likewise.
18348 2007-01-12 Julian Brown <julian@codesourcery.com>
18350 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
18351 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
18353 2007-01-12 Julian Brown <julian@codesourcery.com>
18355 * config/m68k/m68k.h (TUNE_68040_60): New macro.
18356 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
18357 * config/m68k/m68k.md: Likewise.
18359 2007-01-12 Julian Brown <julian@codesourcery.com>
18360 Richard Sandiford <richard@codesourcery.com>
18362 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
18363 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
18364 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
18366 (TARGET_CPU32): Rename to...
18367 (TUNE_CPU32): ...this.
18368 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
18369 (TUNE_CFV2): New macros.
18370 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
18371 remove conditions that are implied by TARGET_68020.
18372 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
18373 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
18374 (m68k_output_function_epilogue): Likewise.
18375 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
18376 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
18377 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
18378 non-68000 timings. Refactor multiplication and division costs.
18379 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
18380 TUNE_CPU32 instead of TARGET_CPU32.
18381 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
18382 and TUNE_68060 instead of TARGET_68060.
18383 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
18384 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
18386 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
18387 && !TARGET_COLDFIRE" to choose between moveq and clr.
18388 Likewise in the unnamed movsf pattern.
18389 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
18390 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
18393 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18395 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
18396 of tabbing before backslashes.
18398 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18400 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
18401 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
18402 (ASM_OUTPUT_INTERNAL_LABEL): Define.
18404 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
18406 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
18407 find_interesting_uses_cond.
18408 (find_interesting_uses_cond): Use extract_cond_operands.
18409 (rewrite_use_compare): Use extract_cond_operands and
18410 force_gimple_operand_bsi. Do not call update_stmt.
18411 (determine_use_iv_cost_condition): Use extract_cond_operands.
18412 Return cheaper of using original bound and changing the exit bound.
18414 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
18416 PR tree-optimization/29516
18417 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
18418 most_expensive_mult_to_index, addr_to_parts,
18419 create_mem_ref, maybe_fold_tmr): Make the type of
18420 fields of TARGET_MEM_REF sizetype.
18421 (move_fixed_address_to_symbol, move_pointer_to_base):
18423 * tree.def (TARGET_MEM_REF): Add comment on types of
18426 2007-01-11 Joseph Myers <joseph@codesourcery.com>
18428 * c-common.c (vector_types_convertible_p): Treat opaque types as
18429 always convertible if they have the same size, but not otherwise.
18431 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
18433 * ifcvt.c (struct noce_if_info): Add comments to the fields.
18434 Remove the b_unconditional field.
18435 (noce_try_sign_mask): Do not look at b_unconditional.
18436 (noce_process_if_block): Do not use merge_if_blocks. Update
18437 the CFG here. Do not set b_unconditional.
18438 (cond_move_process_if_block): Likewise.
18439 (find_cond_trap): Likewise.
18440 (check_cond_move_block): Require simple jump insns at the end
18441 of the basic block.
18443 2007-01-11 Jan Hubicka <jh@suse.cz>
18445 PR tree-optimization/1046
18446 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
18447 when alias info is not ready.
18448 (pass_tail_recursion): Do not require aliasing.
18449 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
18450 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
18451 * tree-ssa-copy.c (pass_copy_prop): Likewise.
18452 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
18453 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
18454 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
18455 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
18457 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
18458 When aliasing is not build, mark statement as volatile.
18460 2007-01-11 Tom Tromey <tromey@redhat.com>
18462 PR preprocessor/15185, PR preprocessor/20989:
18463 * doc/cppopts.texi <-MT>: Update description of algorithm for
18464 computing default target.
18465 <-M, -MD>: Reword "basename" text.
18467 2007-01-11 Roger Sayle <roger@eyesopen.com>
18469 * builtins.c (expand_builtin_pow, expand_builtin_powi,
18470 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
18471 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
18472 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
18473 fold_builtin_bswap, real_constp, fold_builtin_pow,
18474 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
18475 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
18476 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
18477 * convert.c (convert_to_pointer): Likewise.
18478 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
18479 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
18480 const_binop, fold_convert_const_int_from_int,
18481 fold_convert_const_int_from_real,
18482 fold_convert_const_real_from_real, sign_bit_p,
18483 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
18484 fold_sign_changed_comparison, fold_unary, fold_comparison,
18485 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
18486 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
18487 * print-tree.c (print_node_brief, print_node): Likewise.
18488 * stor-layout.c (place_field, layout_type): Likewise.
18489 * tree-chrec.c (keep_cast): Likewise.
18490 * tree.c (build_vector, build_real, build_real_from_int_cst,
18491 build_complex): Likewise.
18493 2007-01-11 Roger Sayle <roger@eyesopen.com>
18495 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
18496 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
18498 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
18500 * configure.ac (strict1_warn): Rename to strict_warn.
18501 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
18502 cc_set_by_configure, quoted_cc_set_by_configure,
18503 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
18504 all_boot_languages, all_stagestuff): Remove.
18505 (target_list): Remove bootstrap targets.
18506 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
18507 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
18508 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
18509 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
18510 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
18511 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
18512 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
18513 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
18514 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
18515 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
18516 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
18517 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
18518 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
18519 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
18520 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
18521 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
18522 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
18523 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
18524 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
18525 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
18526 (mostlyclean): Adjust.
18527 (clean, distclean): Don't mention bootstrap stuff.
18528 * configure: Regenerate.
18529 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
18530 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
18531 treelang/config-lang.in (stagestuff): Remove.
18532 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
18533 stageprofile, stagefeedback, stagestuff): Remove mention.
18535 2007-01-11 Nick Clifton <nickc@redhat.com>
18537 * config/mcore/predicates.md (mcore_general_movesrc_operand):
18539 (mcore_general_movdst_operand): Do not accept CONST_INTs.
18540 (mcore_arith_K_S_operand): Run the test for the S constraint not
18541 the test for the M constraint.
18542 (mcore_addsub_operand): Do not accept integer values that are
18543 larger than 32 bits.
18544 * config/mcore/mcore.md: Remove unused constraints from split.
18545 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
18546 (addsi3): Likewise.
18547 (allocate_stack): Likewise.
18548 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
18549 operands to 32 bits.
18550 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
18552 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
18553 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
18554 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
18555 mcore_output_bclri, mcore_output_andn, output_inline_const,
18556 mcore_output_move, mcore_output_movedouble): Likewise.
18557 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
18558 (output_inline_const): Likewise.
18559 (output_inline_const): Fix format strings used in sprintf
18561 * config/mcore/mcore-protos.h: Update prototypes for changed
18562 functions in mcore.c.
18563 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
18564 HOST_WIDE_INT and not int.
18565 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
18566 CONST_OK_FOR_N): Likewise.
18567 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
18568 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
18571 2007-01-10 Jan Hubicka <jh@suse.cz>
18573 * tree-vrp.c (remove_range_assertions): Release defs.
18574 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
18575 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
18577 2007-01-10 Paul Brook <paul@codesourcery.com>
18579 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
18580 * config/arm/arm.md (mulsi3subsi): New insn.
18582 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
18584 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
18585 (tree_transform_and_unroll_loop): New.
18586 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
18589 2007-01-10 Robert Kennedy <jimbob@google.com>
18591 * fold-const.c (fold_comparison): Fold comparisons like (x *
18592 1000 < 0) to (x < 0).
18594 2007-01-10 Ian Lance Taylor <iant@google.com>
18596 * tree-pretty-print.c (dump_generic_node): Print parentheses when
18597 operands have the same priority.
18599 2007-01-10 Tom Tromey <tromey@redhat.com>
18601 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
18602 (fold_binary): Likewise.
18603 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
18604 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
18605 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
18606 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
18607 * langhooks.h (struct lang_hooks): Removed field
18608 'can_use_bit_fields_p'.
18610 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
18612 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
18614 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
18616 * function.c (get_last_funcdef_no): New function.
18617 * function.h (get_last_funcdef_no): Declare.
18618 * tree-inline.c (initialize_cfun): Add initialization.
18619 (tree_function_versioning): Cleanup.
18621 2007-01-10 Jan Hubicka <jh@suse.cz>
18623 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
18626 2007-01-10 Sa Liu <saliu@de.ibm.com>
18627 Ben Elliston <bje@au.ibm.com>
18629 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
18630 for SAVE_NONLOCAL and Pmode for any other save level.
18631 * spu-protos.h (spu_restore_stack_block): Declare.
18632 * spu.md (save_stack_block): Remove.
18633 (restore_stack_block): Call spu_restore_stack_block.
18634 * spu.c (spu_restore_stack_block): New function.
18635 (spu_expand_epilogue): Remove old comment.
18637 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
18639 PR tree-optimization/30322
18640 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
18641 (cand_value_at): Return the value as aff_tree.
18642 (may_eliminate_iv): Convert the bound from aff_tree to tree.
18643 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
18644 aff_combination_mult): New functions.
18645 (aff_combination_add): Use aff_combination_add_cst.
18646 (aff_combination_convert): Allow conversions to a wider type.
18647 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
18648 * tree-affine.h (aff_combination_mult): Declare.
18650 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
18652 * doc/tm.texi: Update documentation to reflect reality of exec
18653 and start file search behaviours. Update copyright year.
18654 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
18655 header file directories.
18657 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
18659 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
18660 (*cosxf2): Rename to cosxf2_i387.
18661 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
18662 using X87MODEF12 mode macro. Rename patterns to
18663 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
18665 (*cosdf2, *cossf2): Ditto.
18666 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
18667 to match extended input operands.
18668 (sincos<mode>3): New expander.
18669 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
18670 insn patterns and corresponding splitters.
18672 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
18674 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
18675 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
18677 2007-01-09 Nicolas Pitre <nico@cam.org>
18680 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
18682 2007-01-08 Geoffrey Keating <geoffk@apple.com>
18684 * target.h (struct gcc_target): New field library_rtti_comdat.
18685 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
18686 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
18687 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
18688 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
18690 2007-01-08 Geoffrey Keating <geoffk@apple.com>
18692 * doc/invoke.texi (Optimize Options): Correct description of -O0.
18694 2007-01-08 Richard Guenther <rguenther@suse.de>
18696 * tree.h (force_fit_type_double): Export.
18697 (force_fit_type): Remove.
18698 * fold-const.c (force_fit_type_double): New function.
18699 (force_fit_type): Remove.
18700 (int_const_binop): Use it.
18701 (fold_convert_const_int_from_int): Likewise.
18702 (fold_convert_const_int_from_real): Likewise.
18703 (fold_div_compare): Likewise.
18704 (fold_sign_changed_comparison): Likewise.
18705 (fold_unary): Likewise.
18706 (fold_negate_const): Likewise.
18707 (fold_abs_const): Likewise.
18708 (fold_not_const): Likewise.
18709 * c-common.c (shorten_compare): Use force_fit_type_double.
18710 * convert.c (convert_to_pointer): Likewise.
18712 2007-01-08 Richard Guenther <rguenther@suse.de>
18714 * tree.h (build_int_cst_wide_type): Export.
18715 * tree.c (build_int_cst_wide_type): New function.
18716 (build_int_cst_wide): Fix comment.
18717 * builtins.c (fold_builtin_object_size): Use build_int_cst
18718 to build -1 or 0 of the correct type. Use fit_double_type
18719 to check for overflow.
18720 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
18722 (decode_field_reference): Likewise.
18723 (all_ones_mask_p): Likewise.
18724 (native_interpret_int): Use build_int_cst_wide_type.
18725 (fold_binary): Use build_int_cst_type to build an all-ones
18727 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
18729 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
18731 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
18733 2007-01-09 Ben Elliston <bje@au.ibm.com>
18735 * genautomata.c (STATS_OPTION): New option.
18736 (stats_flag): New flag.
18737 (gen_automata_option): Handle it.
18738 (initiate_automaton_gen): Ditto.
18739 (write_automata): Output statistics only if stats_flag is
18740 set. Likewise, output time statistics only if time_flag is set.
18741 * doc/md.texi (Processor pipeline description): Document new flag.
18743 2007-01-08 Richard Guenther <rguenther@suse.de>
18745 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
18746 * tree.c (build_int_cst_type): Likewise.
18747 (size_in_bytes): Don't call force_fit_type on the result.
18748 (int_fits_type_p): Use fit_double_type.
18749 * fold-const.c (fit_double_type): New function.
18750 (force_fit_type): Use it.
18751 * tree.h (fit_double_type): Export.
18753 2007-01-08 Jan Hubicka <jh@suse.cz>
18755 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
18756 * ipa.c (function_and_variable_visibility): Fix return type.
18758 2007-01-08 Richard Guenther <rguenther@suse.de>
18760 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
18761 of offset to build the index.
18762 * tree-pretty-print.c (dump_generic_node): Don't build negated
18763 const just for printing.
18764 * c-pretty-print.c (pp_c_integer_constant): Likewise.
18765 * builtins.c (fold_builtin_int_roundingfn): Check if result
18766 fits the type by using force_fit_type and comparing the result.
18767 * predict.c (predict_loops): Use compare_tree_int for comparison.
18768 * tree.c (build_int_cst): Fall back to integer_type_node for
18770 (build_int_cst_wide): Assert type is non-null.
18772 2007-01-08 Roberto Costa <roberto.costa@st.com>
18774 * tree-vrp.c (extract_range_from_cond_expr): New.
18775 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
18776 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
18778 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
18779 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
18780 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
18781 used as expressions.
18782 * tree-object-size.c (cond_expr_object_size): New.
18783 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
18785 2007-01-08 Jan Hubicka <jh@suse.cz>
18787 * tree-ssa-forwprop.c (forward_propagate_into_cond,
18788 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
18791 2007-01-08 Richard Guenther <rguenther@suse.de>
18793 PR tree-optimization/23603
18794 * tree-vrp.c (set_value_range_to_truthvalue): New function.
18795 (extract_range_from_binary): Fall back to truthvalue instead of
18796 varying for TRUTH_*_EXPR.
18797 (extract_range_from_comparison): Fall back to truthvalue instead of
18799 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
18800 if all visited PHI values were constant.
18802 2007-01-08 Jan Hubicka <jh@suse.cz>
18804 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
18805 (cgraph_analyze_function): break out from ...
18806 (cgraph_finalize_compilation_unit): ... here.
18807 (cgraph_expand_function): Remove forgoten commented out line.
18808 (cgraph_optimize): Analyze functions.
18810 2007-01-08 Jan Hubicka <jh@suse.cz>
18812 * tree-pas.h (TODO_remove_function): New flag.
18813 (TODO_update*): Renumber.
18814 (pass_ipa_increase_alignment,
18815 pass_ipa_function_and_variable_visibility): New passes.
18816 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
18817 (cgraph_function_and_variable_visibility): Move to ipa.c
18818 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
18819 cgraph_increase_alignment.
18820 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
18821 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
18822 calling tree-inline.
18823 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
18824 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
18825 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
18826 (gate_increase_alignment): New function.
18827 (pass_ipa_increase_alignment): New pass.
18828 * ipa.c: Inline tree-pass.h and timevar.h
18829 (function_and_variable_visibility): Move here from cgraphunit.c
18830 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
18831 * passes.c (init_optimization_passes): Add the two new passes.
18832 (execute_todo): Handle cgraph_remove_functions.
18834 2007-01-08 Nick Clifton <nickc@redhat.com>
18836 * config/frv/predicates.md (reg_or_0_operand): Accept
18839 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
18841 * config/bfin/rtems.h, config/bfin/t-rtems: New.
18842 * config.gcc: Add bfin*-rtems*.
18844 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
18846 * c.opt: Add -flax-vector-conversions.
18847 * c-typeck.c (convert_for_assignment): Pass flag to
18848 vector_types_convertible_p to allow emission of note.
18849 (digest_init): Likewise.
18850 * c-opts.c: Handle -flax-vector-conversions.
18851 * c-common.c (flag_lax_vector_conversions): New.
18852 (vector_types_convertible_p): Unless -flax-vector conversions
18853 has been passed, disallow conversions between vectors with
18854 differing numbers of subparts and/or element types. If such
18855 a conversion is disallowed, possibly emit a note on the first
18856 occasion only to inform the user of -flax-vector-conversions.
18857 The new last argument specifies this.
18858 * c-common.h (flag_lax_vector_conversions): New.
18859 (vector_types_convertible_p): Add extra argument.
18860 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
18861 char_type_node for V*QI type vectors.
18862 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
18863 Update to satisfy new typechecking rules.
18864 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
18865 C and C++ variants.
18866 * doc/invoke.texi (C Dialect Options): Document
18867 -flax-vector-conversions.
18869 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
18871 PR tree-optimization/29877
18872 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
18873 a register variable on the RHS to not be replaceable.
18875 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
18876 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
18877 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
18878 const_simm15, const_pow2, const_npow2): Added.
18879 * config/score/misc.md (insv, extv, extzv, movmemsi,
18880 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
18881 * config/score/score.c (score_address_cost, score_select_cc_mode):
18883 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
18884 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
18885 Update score_print_operand.
18886 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
18887 Adjust register allocate order and update some macro define.
18888 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
18889 mdx_block_move_straight, mdx_block_move_loop_head,
18890 mdx_block_move_loop_body, mdx_block_move_loop_foot,
18891 mdx_block_move_loop, mdx_block_move): Added.
18892 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
18893 mdp_limm): Updated and fix some bug and typo.
18894 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
18895 (movsf, movdf, doloop_end): Added.
18897 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
18899 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
18900 config/arm/thumb2.md: Fix comment typos.
18901 * doc/extend.texi: Fix a typo.
18903 2007-01-07 Eric Christopher <echristo@apple.com>
18905 * configure.ac: Check for __stack_chk_fail for darwin.
18906 * configure: Regenerate.
18908 2007-01-07 Richard Guenther <rguenther@suse.de>
18910 * tree-vrp.c (extract_range_from_assert): CSE calls to
18911 compare_values where possible.
18912 (extract_range_from_unary_expr): Likewise.
18914 2007-01-07 Anatoly Sokolov <aesok@post.ru>
18916 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
18917 * config/avr/avr.c (call_insn_operand): Delete function.
18918 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
18919 instead of register number. Use predicates.
18920 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
18921 call_insn_operand): Add.
18923 2007-01-06 Jan Hubicka <jh@suse.cz>
18925 * tree-pass.h (pass_build_cgraph_edges): Declare.
18926 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
18927 (visited_nodes): Remove.
18928 (cgraph_create_edges): Move to cgraphbuild.c; rename to
18929 build_cgrpah_edges; make visited_nodes local.
18930 (cgraph_process_new_functions): DO not call initialize_inline_failed.
18931 (record_references_in_initializer): Move to cgraphbuild.c
18932 (initialize_inline_failed, rebuild_cgraph_edges,
18933 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
18934 (verify_cgraph_node): Make visited_nodes local.
18935 (cgraph_analyze_function): Do not call cgraph_create_edges and
18936 initialize_inline_failed.
18937 (cgraph_expand_function): Do not call cgraph_lower_function;
18938 assert that function is already lowered.
18939 * Makefile.in (cgraphbuild.o): New.
18940 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
18941 at the end of lowering passes.
18943 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
18945 * ifcvt.c (cond_move_convert_if_block): New function, code
18946 factored out from...
18947 (cond_move_process_if_block): ...here. Call the new function
18948 on the THEN and ELSE blocks.
18949 (merge_if_block): Do not copy global_live_at_end, merge_blocks
18950 already takes care of this.
18952 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18955 * tree.h (TREE_OVERFLOW_P): New.
18956 * c-typeck.c (parser_build_unary_op): Warn only if result
18957 overflowed and operands did not.
18958 (parser_build_binary_op): Likewise.
18959 (convert_for_assignment): Remove redundant overflow_warning.
18960 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
18962 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18964 * c-typeck.c (store_init_value): Split over two lines to follow
18965 the GNU coding style.
18967 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
18969 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
18970 __GXX_EXPERIMENTAL_CXX0X__.
18971 * doc/cpp.texi: Same.
18973 2007-01-05 Richard Guenther <rguenther@suse.de>
18975 PR middle-end/27826
18976 * tree.c (get_narrower): Do not construct COMPONENT_REFs
18977 with mismatched types. Instead explicitly build a
18978 conversion NOP_EXPR.
18980 2007-01-05 Ian Lance Taylor <iant@google.com>
18982 * c-common.c (decl_with_nonnull_addr_p): New function.
18983 (c_common_truthvalue_conversion): Call it.
18984 * c-typeck.c (build_binary_op): Likewise.
18985 * c-common.h (decl_with_nonnull_addr_p): Declare.
18987 2007-01-05 Jakub Jelinek <jakub@redhat.com>
18990 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
18993 2007-01-05 Joel Brobecker <brobecker@adacore.com>
18995 * doc/install.texi (Final install): Document the fact that
18996 the GNAT runtime should not be stripped.
18998 2007-01-04 Jan Hubicka <jh@suse.cz>
19000 * tree-inline.c (fold_marked_statements): Update operand caches
19001 and EH after folding
19003 2007-01-04 Ian Lance Taylor <iant@google.com>
19005 * c-common.c (check_function_nonnull): Whitespace fix.
19007 2007-01-04 Jan Hubicka <jh@suse.cz>
19009 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
19010 comitted older version of patch.
19011 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
19012 function, celanup cfg and collect garbage.
19014 2007-01-04 Mike Stump <mrs@apple.com>
19016 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
19019 2007-01-04 Eric Christopher <echristo@apple.com>
19021 * libgcc2.c (__bswapsi2): Use SItype.
19022 (__bswapdi2): Use DItype.
19023 * libgcc2.h: Update for above.
19025 2007-01-04 Paul Brook <paul@codesourcery.com>
19027 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
19028 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
19029 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
19030 umulsidi3, umulsidi3adddi, smulsi3_highpart,
19031 umulsi3_highpart): Make conditional on !arm_arch6.
19032 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
19033 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
19034 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
19035 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
19036 umulsi3_highpart_v6): New insns.
19038 2007-01-04 Roger Sayle <roger@eyesopen.com>
19040 * fold-const.c (fold_convert): When casting an expression to void,
19041 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
19042 have a type. Instead of attempting to build a NOP_EXPR, return
19043 these "special" trees directly.
19045 2007-01-04 Joseph Myers <joseph@codesourcery.com>
19047 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
19048 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
19049 rs6000_cost->fp not 0 as adjustment for outer NEG.
19051 2007-01-04 Jan Hubicka <jh@suse.cz>
19053 * cgraph.c (cgraph_release_function_body): New function.
19054 (cgraph_remove_node): Use it.
19055 * cgraph.h (cgraph_release_function_body): Declare.
19056 * cgraphunit.c (cgraph_expand_function): Use it.
19057 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
19058 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
19059 is initialized and while compilation of other function is running.
19060 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
19061 statement CFG annotations from here to ...
19062 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
19064 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
19066 * cfgloop.h (enum li_flags): Make the constants powers of two.
19068 2007-01-04 Jan Hubicka <jh@suse.cz>
19070 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
19072 (fold_marked_statements): New function.
19073 (optimize_inline_calls, tree_function_versioning): Fold new statements.
19074 * tree-inline.h (copy_body_data): Add statements_to_fold.
19076 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
19078 * config.gcc: Mention libgcc/config.host.
19079 * Makefile.in: Update comments mentioning libgcc.
19080 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
19081 (all.cross, start.encap, rest.encap, rest.cross): Update
19082 dependencies for libgcc move.
19083 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
19084 (clean-target, clean-target-libgcc): Delete.
19085 (srcdirify, GCC_EXTRA_PARTS): New macros.
19086 (libgcc-support, libgcc.mvars): New rules.
19087 (distclean): Remove mention of mklibgcc.
19088 (install): Don't reference INSTALL_LIBGCC.
19089 (install-common): Don't reference EXTRA_PARTS.
19090 (install-libgcc, install-multilib): Delete rules.
19091 * mklibgcc.in: Delete file.
19092 * doc/configfiles.texi: Don't mention mklibgcc.
19094 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
19095 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
19096 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
19097 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
19098 (mklibgcc, ldblspecs): Likewise.
19100 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
19101 (posixpre.def): Use $(T).
19102 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
19103 (SHLIB_SRC, SHLIB_INSTALL): Delete.
19104 (SHLIB_LINK): Make dummy.
19105 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
19107 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
19109 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
19110 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
19111 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
19112 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
19114 * configure.ac (all_outputs): Remove mklibgcc.
19115 * configure: Regenerated.
19117 2007-01-03 Josh Conner <jconner@apple.com>
19119 PR middle-end/29683
19120 * calls.c (compute_argument_addresses): Set stack and stack_slot
19121 for partial args, too.
19122 (store_one_arg): Use locate.size.constant for the size when
19123 generating a save_area.
19125 2007-01-03 Robert Kennedy <jimbob@google.com>
19127 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
19128 whose definitions are deleted due to basic block merging.
19130 2007-01-03 Paul Brook <paul@codesourcery.com>
19133 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
19135 (use_return_insn): Return 0 for Thumb interrupt functions.
19136 (print_multi_reg): Add rfe argument for IRQ returns.
19137 (arm_output_epilogue): Pop interrupt return address directly into PC.
19138 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
19140 2007-01-03 Paul Brook <paul@codesourcery.com>
19142 Merge from sourcerygxx-4_1.
19143 * config/arm/thumb2.md: New file.
19144 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
19146 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
19147 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
19148 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
19149 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
19151 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
19152 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
19154 * config/arm/ieee754-sf.S: Ditto.
19155 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
19156 (thumb1_base_register_rtx_p): ... to this.
19157 (thumb_index_register_rtx_p): Rename...
19158 (thumb1_index_register_rtx_p): ... to this.
19159 (thumb_output_function_prologue): Rename...
19160 (thumb1_output_function_prologue): ... to this.
19161 (thumb_legitimate_address_p): Rename...
19162 (thumb1_legitimate_address_p): ... to this.
19163 (thumb_rtx_costs): Rename...
19164 (thumb1_rtx_costs): ... to this.
19165 (thumb_compute_save_reg_mask): Rename...
19166 (thumb1_compute_save_reg_mask): ... to this.
19167 (thumb_final_prescan_insn): Rename...
19168 (thumb1_final_prescan_insn): ... to this.
19169 (thumb_expand_epilogue): Rename...
19170 (thumb1_expand_epilogue): ... to this.
19171 (arm_unwind_emit_stm): Rename...
19172 (arm_unwind_emit_sequence): ... to this.
19173 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
19174 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
19175 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
19176 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
19177 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
19178 thumb2_output_casesi): New functions.
19179 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
19180 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
19181 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
19182 THUMB2_WORK_REGS): Define.
19183 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
19184 arm_condexec_mask, arm_condexec_masklen)): New variables.
19185 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
19186 (arm_override_options): Check new CPU capabilities.
19187 Set new architecture flag variables.
19188 (arm_isr_value): Handle v7m interrupt functions.
19189 (user_return_insn): Return 0 for v7m interrupt functions. Handle
19191 (const_ok_for_arm): Handle Thumb-2 constants.
19192 (arm_gen_constant): Ditto. Use movw when available.
19193 (arm_function_ok_for_sibcall): Return false for v7m interrupt
19195 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
19196 (thumb_find_work_register, arm_load_pic_register,
19197 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
19198 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
19199 print_multi_reg, output_mov_long_double_fpa_from_arm,
19200 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
19201 output_mov_double_fpa_from_arm, output_move_double,
19202 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
19203 output_return_instruction, arm_output_function_prologue,
19204 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
19205 arm_output_mi_thunk, thumb_set_return_address): Ditto.
19206 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
19207 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
19208 (arithmetic_instr, shift_op): Use arm_shift_nmem.
19209 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
19211 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
19212 (thumb_expand_prologue): Use thumb_set_frame_pointer.
19213 (arm_file_start): Output directive for unified syntax.
19214 (arm_unwind_emit_set): Handle stack alignment instruction.
19215 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
19216 Add v6t2, v7, v7a, v7r and v7m.
19217 (RETLDM): Add Thumb-2 code.
19218 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
19219 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
19220 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
19221 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
19222 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
19223 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
19224 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
19225 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
19226 ADJUST_INSN_LENGTH): Define.
19227 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
19228 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
19229 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
19230 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
19231 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
19232 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
19233 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
19234 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
19235 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
19236 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
19237 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
19238 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
19239 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
19240 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
19241 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
19242 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
19243 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
19245 * config/arm/arm-tune.md: Regenerate.
19246 * config/arm/arm-protos.h: Update prototypes.
19247 * config/arm/vfp.md: Enable patterns for Thumb-2.
19248 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
19249 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
19250 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
19251 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
19252 * config/arm/libunwind.S: Add Thumb-2 code.
19253 * config/arm/constraints.md: Update include Thumb-2.
19254 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
19255 * config/arm/ieee754-df.S: Ditto.
19256 * config/arm/bpabi.S: Ditto.
19257 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
19258 * config/arm/predicates.md (low_register_operand,
19259 low_reg_or_int_operand, thumb_16bit_operator): New.
19260 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
19261 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
19262 * config/arm/t-arm-elf: Add armv7 multilib.
19263 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
19265 (UNSPEC_STACK_ALIGN, ce_count): New.
19266 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
19267 arm_zero_extendsidi2, arm_zero_extendqidi2): New
19269 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
19270 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
19271 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
19272 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
19273 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
19274 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
19276 * doc/extend.texi: Document ARMv7-M interrupt functions.
19277 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
19279 2007-01-03 Jakub Jelinek <jakub@redhat.com>
19281 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
19282 (struct _Unwind_Context): Rename args_size to flags, remove
19283 signal_frame field, add a new args_size field and version field.
19284 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
19285 _Unwind_IsExtendedContext): New inline functions.
19286 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
19287 Assume by_value array is only present if _Unwind_IsExtendedContext.
19288 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
19289 _Unwind_IsSignalFrame.
19290 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
19291 (uw_update_context_1): Use _Unwind_SetSignalFrame.
19292 (uw_init_context_1): Initialize context->flags to
19293 EXTENDED_CONTEXT_BIT.
19294 * config/rs6000/linux-unwind.h (frob_update_context): Use
19295 _Unwind_SetSignalFrame.
19297 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
19299 PR middle-end/30353
19300 * gimplify.c (gimplify_modify_expr_complex_part): Move below
19301 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
19304 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
19306 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
19307 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
19308 RET, AT_SP): Remove.
19309 * config/i386/i386.md (*sse_prologue_save_insn): Use return
19312 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19313 * cfgbuild.c (find_basic_blocks): Likewise.
19314 * cfgrtl.c (rtl_create_basic_block): Likewise.
19315 * function.c (temp_slots_at_level): Likewise.
19316 * reg-stack.c (stack_regs_mentioned): Likewise.
19317 * regclass.c (allocate_reg_info): Likewise.
19318 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19319 set_bb_for_stmt, move_block_to_fn): Likewise.
19320 * tree-complex.c (tree_lower_complex): Likewise.
19321 * vec.h (VEC_safe_grow_cleared): New.
19323 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
19325 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
19327 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
19328 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
19330 * cfgloopmanip.c (scale_loop_frequencies): Export.
19331 (loopify): Scale the frequencies by prescribed coefficients.
19332 (set_zero_probability): New function.
19333 (duplicate_loop_to_header_edge): Improve updating of frequencies.
19334 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
19335 and frequencies according to arguments.
19336 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
19338 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
19339 * modulo-sched.c (sms_schedule): Set probabilities for entering
19340 versioned loop correctly.
19341 * tree-vect-transform.c (vect_transform_loop): Ditto.
19342 * cfgloop.h (loopify, loop_version): Declaration changed.
19343 (scale_loop_frequencies): Declared.
19345 2007-01-02 Jan Hubicka <jh@suse.cz>
19347 * cgraph.c: Include tree-flow.h
19348 (cgraph_add_new-function): Handle IPA_SSA mode; execute
19349 early_local_passes.
19350 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
19351 * tree-pass.h (pass_all_early_optimizations): Declare.
19352 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
19353 early_local_passes.
19354 (cgraph_analyze_function): Do early_local_passes.
19355 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
19356 Do not add referenced vars.
19357 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
19359 (gate_all_early_local_passes): New gate.
19360 (pass_early_local_passes): Use new gate.
19361 (execute_early_local_optimizations): New functions.
19362 (gate_all_early_optimizations): New gate.
19363 (pass_all_early_optimizations): New pass.
19364 (execute_free_datastructures): Free SSA only when initialized.
19365 (gate_init_datastructures): Init only when optimizing.
19366 (tree_lowering_passes): Do early local passes when called late.
19367 * tree-profile.c (do_tree_profiling): Don't profile functions added
19369 (do_early_tree_profiling, pass_early_tree_profile): Kill.
19370 * tree-cfg.c (update_modified_stmts): Do not update when operands are
19372 * passes.c (init_optimizations_passes): Reorder so we go into SSA
19373 during early_local_passes.
19374 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
19377 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
19379 * Makefile.in: Update copyright year.
19381 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
19383 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
19384 in $(lang_checks) and check-consistency targets.
19386 2007-01-02 Jan Hubicka <jh@suse.cz>
19388 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
19389 Do not add referenced vars.
19390 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
19392 * passes.c (init_optimization_passes): Put mudflap_2 after
19393 free_datastructures.
19395 2007-01-02 Jan Hubicka <jh@suse.cz>
19397 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
19398 Set NOTHROW flag on call statements proved to be nothrow.
19399 Update statement of local calls so new pure/const functions are
19400 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
19402 (tree_rest_of_compilation): Register hooks and initialize bitmap
19403 early. Do not set after_inlining flag.
19405 2007-01-02 Steve Ellcey <sje@cup.hp.com>
19407 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
19408 HOST_BITS_PER_LONGLONG
19410 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19413 * c-typeck.c (store_init_value): Don't emit pedantic overflow
19414 warning for non-static initializers.
19416 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
19418 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
19419 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
19420 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
19421 Always use set_unique_reg_note to add REG_EQUAL notes.
19423 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19426 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19428 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19429 * cfgbuild.c (find_basic_blocks): Likewise.
19430 * cfgrtl.c (rtl_create_basic_block): Likewise.
19431 * function.c (temp_slots_at_level): Likewise.
19432 * reg-stack.c (stack_regs_mentioned): Likewise.
19433 * regclass.c (allocate_reg_info): Likewise.
19434 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19435 set_bb_for_stmt, move_block_to_fn): Likewise.
19436 * tree-complex.c (tree_lower_complex): Likewise.
19437 * vec.h (VEC_safe_grow_cleared): New.
19439 2007-01-02 Ian Lance Taylor <iant@google.com>
19441 * c-common.c (c_common_truthvalue_conversion): When warning about
19442 using an assignment as a truth value, set TREE_NO_WARNING.
19444 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19447 * c.opt (Wold-style-declaration): New.
19448 * doc/invoke.texi (C-only Warning Options): New.
19449 (Wold-style-declaration): Document it.
19450 (Wextra): Enabled by -Wextra.
19451 * c-opts.c (c_common_post_options): Enabled by -Wextra.
19452 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
19453 -Wold-style-declaration.
19455 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19457 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19458 * cfgbuild.c (find_basic_blocks): Likewise.
19459 * cfgrtl.c (rtl_create_basic_block): Likewise.
19460 * function.c (temp_slots_at_level): Likewise.
19461 * reg-stack.c (stack_regs_mentioned): Likewise.
19462 * regclass.c (allocate_reg_info): Likewise.
19463 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19464 set_bb_for_stmt, move_block_to_fn): Likewise.
19465 * tree-complex.c (tree_lower_complex): Likewise.
19466 * vec.h (VEC_safe_grow_cleared): New.
19468 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
19470 * c-common.c (c_common_nodes_and_builtins): Since variants of
19471 void_type_node get built before it is given a name, we need to
19472 give those variants the name, too.
19473 (complete_array_type): We need to work with the canonical main
19474 type of the array, from which we will build the qualified version.
19475 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
19476 * print-tree.c (print_node): Display canonical type information
19478 * stor-layout.c (layout_type): When we don't know the
19479 alignment of a type for which we're building an array, we end up
19480 guessing wrong, so make the type require structural equality.
19481 * tree.c (make_node_stat): When we build a new type, it is its
19482 own canonical type.
19483 (build_type_attribute_qual_variant): When building an attribute
19484 variant, its canonical type is the non-attribute variant. However,
19485 if the attributes are target-dependent and they differ, we need to
19486 use structural equality checks for this type.
19487 (build_qualified_type): A qualified type is not equivalent to its
19488 unqualified variant; set the canonical type appropriately.
19489 (build_distinct_type_copy): When building a distinct type from
19490 another type, the new type is its own canonical type.
19491 (build_variant_type_copy): When building a new type variant, we
19492 assume that it is equivalent to the original type.
19493 (build_pointer_type_for_mode): When building a pointer type, also
19494 build a canonical type pointer.
19495 (build_reference_type_for_mode): When building a reference type,
19496 also build a canonical type reference.
19497 (build_index_type): When we can't hash an index type (e.g.,
19498 because its maximum value is negative), the index type requires
19499 structural equality tests.
19500 (build_array_type): Build the canonical form of an array type.
19501 (build_function_type): Function types require structural equality,
19502 because they contain default arguments, attributes, etc.
19503 (build_method_type_directly): Ditto for method types.
19504 (build_offset_type): Build the canonical offset type.
19505 (build_complex_type): Build the canonical vector type.
19506 (make_vector_type): Build the canonical vector type.
19507 * tree.h (TYPE_CANONICAL): New.
19508 (TYPE_STRUCTURAL_EQUALITY_P): New.
19509 (SET_TYPE_STRUCTURAL_EQUALITY): New.
19510 (struct tree_type): Added "canonical" field.
19511 * params.h (VERIFY_CANONICAL_TYPES): New.
19512 * doc/c-tree.texi (TYPE_CANONICAL): Document.
19513 (TYPE_STRUCTURAL_EQUALITY_P): Document.
19514 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
19515 * doc/invoke.texi (verify-canonical-types): Document --param
19516 parameter for verifying canonical types.
19518 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19520 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
19521 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
19522 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
19523 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
19525 * config/rs6000/e500.h: New.
19526 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
19527 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
19529 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
19530 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
19531 TARGET_E500_DOUBLE): Remove.
19532 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
19533 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
19534 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
19535 * config/rs6000/rs6000.c (rs6000_override_options): Use
19536 CHECK_E500_OPTIONS.
19538 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19540 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
19541 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
19542 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
19543 rs6000_emit_cmove): Don't check TARGET_E500.
19544 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
19545 sordered): Don't check TARGET_E500.
19547 2007-01-01 Eric Christopher <echristo@apple.com>
19549 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
19550 HARD_REGISTER_NUM_P.
19552 2007-01-01 Roger Sayle <roger@eyesopen.com>
19554 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
19555 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
19556 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
19559 2007-01-01 Mike Stump <mrs@apple.com>
19561 * configure.ac: Remove support for building with Apple's gcc-3.1.
19563 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19565 PR middle-end/30311
19566 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
19567 REG is a hard register. Do not modify REG before calling
19569 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
19570 multiple of the size of YMODE for certain lowpart cases.
19572 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19574 PR middle-end/30253
19575 * gimplify (voidify_wrapper_expr): Update for
19576 GIMPLE_MODIFY_STMT.
19578 2007-01-01 Andreas Schwab <schwab@suse.de>
19581 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
19582 save of BR0 in extra_spill_size instead of spill_size.
19583 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
19585 (ia64_expand_epilogue): Restore BR0 from its new location.
19587 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19589 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
19590 Use a temporary variable if the left hand side is not a gimple
19593 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19595 * gimplify.c (gimplify_return_expr): Make the temporary variable
19596 for the return expression, a gimple register variable.
19598 2007-01-01 Jan Hubicka <jh@suse.cz>
19600 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
19603 2007-01-01 Mike Stump <mrs@apple.com>
19605 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
19607 * config/darwin.c (machopic_select_rtx_section): Use
19608 HAVE_GAS_LITERAL16.
19609 (darwin_mergeable_constant_section): Likewise.
19610 * configure: Regenerate.
19611 * config.in: Regenerate.
19613 2007-01-01 Jan Hubicka <jh@suse.cz>
19614 Andrew Pinski <pinskia@gmail.com>
19616 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
19617 before starting IPA passes.